CN103850836B - Fuel supply device - Google Patents
Fuel supply device Download PDFInfo
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- CN103850836B CN103850836B CN201410096453.9A CN201410096453A CN103850836B CN 103850836 B CN103850836 B CN 103850836B CN 201410096453 A CN201410096453 A CN 201410096453A CN 103850836 B CN103850836 B CN 103850836B
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- Prior art keywords
- support shaft
- fuel
- bracket
- receptor
- supplying unit
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Abstract
The invention relates to a fuel supply device. A support shaft (41) is connected between a flange (10) and a pump device (50); a middle component (42) connected between the support shaft (41) and the pump device (50) is capable of allowing the relative position of the support shaft (41) and the pump device (50) to be changed in the axial direction; the middle component (42) restrains the relative position between the support shaft (41) and the pump device (50) in the circumferential direction of the support shaft (41) from being changed; and an elastic component (43) is received in the support shaft (41) and imposes restoring force in the axial direction of the support shaft (41) towards the bottom (2c) of a fuel box (2) to push the pump device (50) which is capable of moving relative to the support shaft (41) in the axial direction.
Description
The application be Application No. 201110276884.x, the applying date be September in 2011 13 days, entitled " fuel
The divisional application of the application for a patent for invention of supply arrangement ".
Technical field
The present invention relates to fuel-supplying unit.
Background technology
In known fuel-supplying unit, vehicle is attached to(Such as automobile)The flange of fuel tank is connected to pump installation
On, the pump installation is inserted in fuel tank through support shaft and from fuel tank pumped out fuel.
For example, Japan's numbering is that the uncensored patent disclosure of 2008-248801a discloses a kind of supply of fuel and sets
Standby, wherein flange is connected on pump installation through multiple support shafts.When flange connects respectively through multiple support shafts in multiple positions
When being connected to pump installation, the deviation that can just suppress an installed position of pump installation in fuel tank to produce when vibration is applied
(Position deviation).This vibration includes that for example, the vibration and/or driving fuel-supplying unit produced in suction of fuel is installed
Vehicle produce vibration.The position deviation of pump installation may result in the fuel transporting of fuel treatment performance such as pump installation
The reduction of energy.Therefore, in order to the position deviation of the product quality restriction pump installation required for ensureing is critically important.
Flange is determined relative to the installation site of fuel tank based on the position of the fuel conductor on such as vehicle and electric wire.
The installation site of fuel tank interior pump installation is for example determined based on the configuration of fuel tank and pump installation.Therefore, flange and pump are filled
The installation site put is it needs to be determined that to meet different requirements.Thus, for example numbering be 2008-248801A Japan without
In the fuel-supplying unit of the patent disclosure of examination, need when one of the installation site of each flange and pump installation changes
The installation site of each support shaft will change.Therefore, the versatility of reduction fuel-supplying unit is fuel-supplying unit by this
It is used for various applications(Such as various fuel tanks)Ability.
In addition, numbering is in the fuel-supplying unit of Japanese Unexamined Patent Publication of 2008-248801A, promote
The elastic component of pump installation is exposed to fuel tank interior.Therefore, when for example made due to the deformation of fuel tank pump installation relative to
When support shaft is moved, elastic component may interfere with other components of fuel-supplying unit(For example supply electrical power to pump installation
Electric wire and/or conveying pipe of the fuel from pump installation to fuel tank).Due between such as elastic component and other components
Collision, above-mentioned interference may disadvantageously result in the generation of noise.
The content of the invention
The present invention solves above-mentioned disadvantage.According to the present invention, there is provided a kind of fuel-supplying unit, it includes flange, pump
Device, single support shaft and intermediate member.Flange is configured to be attached to fuel tank.Pump installation is configured to be arranged on fuel tank interior
The fuel received in fuel tank interior is pumped to into fuel tank.Support shaft is connected between flange and pump installation.Middle structure
Part is connected between support shaft and pump installation.Intermediate member can make the relative position between support shaft and pump installation along support
The axial direction of axle changes.Circumferencial direction of the relative position of intermediate member restriction support shaft and pump installation along support shaft
Change.
Fuel-supplying unit can also include the clamping components being clamped in pump installation in fuel tank.Intermediate member can be wrapped
At least one joining part is included, the joining part engages with clamping components or formed an entirety and thus links to clamping structure
Part.Intermediate member may be received in support shaft.Intermediate member can include the first bracket and the second bracket.First bracket can be with
Receive support shaft and at least one joining part can be included.Second bracket can in an inserted condition be connected to support shaft,
Wherein the second bracket inserts support shaft, thus limits the circumferencial direction between the second bracket and support shaft along support shaft and occurs
Rotate against.Alternatively or additionally, the first bracket can include at least one joining part, and the second bracket can be
Support shaft is connected under positioning states, wherein the second bracket is positioned relative to support shaft, to limit the second bracket and support shaft
Between rotate against along the circumferencial direction of support shaft.First bracket and the second bracket can be placed in support shaft and pump installation it
Between.Fuel-supplying unit can also include the 3rd bracket, and the 3rd bracket is placed between support shaft and flange, so as in the 3rd support
Frame is connected to support shaft and flange relative to the 3rd bracket in the state of support shaft and flange positioning.Intermediate member and support shaft can
To link together under force-fitted state, wherein intermediate member and support shaft are press fit together.Clamping components can include
At least one planar section extended along the axial direction of support shaft, and at least one attachment can be flat with least one
Face part engages in the state of joining part forms plane-plane contact with least one planar section.At least one of clamping components
Planar section can include two planar sections, and two planar sections are arranged on the inner circumferential surface of clamping components to be formed out
Mouthful, the open design is elongated hole.Intermediate member can be formed and form an entirety with support shaft.At least one of intermediate member
Joining part can include two joining parts, and the two joining parts are engaged respectively with two planar sections of clamping components.
Support shaft can include one by one along support shaft circumferential directions multiple cannelures, and multiple cannelures
At least one can with the appropriate section of intermediate member from the appropriate section of intermediate member at diametrically opposite each other two
Circumference side engagement, thus support shaft be connected to intermediate member.
According to the present invention, a kind of fuel-supplying unit is additionally provided, it includes flange, pump installation, support shaft and elastic structure
Part.Flange is configured to be attached to fuel tank.Pump installation is configured to that the combustion in fuel tank interior will be received installed in fuel tank interior
Material is pumped to fuel tank.Support shaft is designed to tubular body and is connected between flange and pump installation.Elastic component is received
In support shaft and along support shaft axial direction apply restoring force towards fuel tank bottom promote relative to support shaft edge
The moveable pump installation of axial direction.
According to the present invention, there is provided a kind of manufacture method of any of the above-described fuel-supplying unit.It is middle according to manufacture method
Second bracket of component is connected in an inserted condition support shaft, wherein the second bracket is inserted into support shaft.Then, intermediate member
At least one joining part of the first bracket link to clamping components.Afterwards, the flange of support shaft is connected to, fuel is attached to
Case, so that the pump installation clamped by clamping components is placed in fuel tank.
According to the present invention, there is provided a kind of manufacture method of any of the above-described fuel-supplying unit.It is middle according to manufacture method
At least one joining part of the first bracket of component links to clamping components.Then, support shaft is connected under positioning states
Second bracket of intermediate member, wherein the second bracket is positioned relative to support shaft.Afterwards, support shaft and flange are in support shaft and method
The 3rd bracket of intermediate member is connected to after the blue positioning relative to the 3rd bracket.Then, flange is attached to fuel tank, so as to by
The pump installation of clamping components clamping is placed in fuel tank.
According to the present invention, there is provided a kind of manufacture method of any of the above-described fuel-supplying unit.It is middle according to manufacture method
Component and support shaft link together under force-fitted state, and wherein intermediate member and support shaft are press fit together.Then, in
Between at least one joining part of the first bracket of component link to clamping components.The flange for being connected to support shaft is attached to fuel
Case, so that the pump installation clamped by clamping components is placed in fuel tank.
According to the present invention, there is provided a kind of manufacture method of any of the above-described fuel-supplying unit.According to manufacture method, with
Two joining parts of the intermediate member that support axle forms an entirety link to respectively two planar sections of clamping components.So
Afterwards, the flange for linking to support shaft is attached to fuel tank, so that the pump installation clamped by clamping components is placed in fuel tank.
According to the present invention, there is provided a kind of manufacture method of any of the above-described fuel-supplying unit.It is middle according to manufacture method
Component is assembled at least one of multiple cannelures.Then, the flange for being connected to support shaft is attached to fuel tank, so as to by pressing from both sides
The pump installation for holding component clamping is placed in fuel tank.
Description of the drawings
By following explanation, appended claims and accompanying drawing will be best understood by the present invention and its additional target,
Feature and advantage, wherein:
Fig. 1 is the perspective view according to the fuel-supplying unit of the first embodiment of the present invention;
Fig. 2 is the sectional view that the line II-II in Fig. 3 cuts open, it is shown that the knot of the fuel-supplying unit of first embodiment
Structure;
Fig. 3 is the top view of the fuel-supplying unit of first embodiment;
Fig. 4 is the top view of the sub- tank of the fuel-supplying unit of first embodiment;
Fig. 5 is the sectional view that the line V-V in Fig. 2 cuts open;
Fig. 6 is the sectional view that the line VI-VI in Fig. 5 cuts open;
Fig. 7 is the sectional view that the line VII-VII in Fig. 5 cuts open;
Fig. 8 is the sectional view cut open along Fig. 7 center line VIII-VIII;
Fig. 9 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing first embodiment;
Figure 10 A to 10E are the schematic diagrams for describing the manufacture method of the fuel-supplying unit of first embodiment;
Figure 11 is the longitudinal sectional view according to the fuel-supplying unit of the second embodiment of the present invention;
Figure 12 is the top view of the fuel-supplying unit of second embodiment;
Figure 13 is the sectional view that the line XIII-XIII in Figure 12 cuts open, it is shown that the fuel supply of second embodiment sets
Standby structure;
Figure 14 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing second embodiment;
Figure 15 A to 15E are the schematic diagrams for describing the manufacture method of the fuel-supplying unit of second embodiment;
Figure 16 is the longitudinal sectional view according to the fuel-supplying unit of the third embodiment of the present invention;
Figure 17 is analogous to the sectional view of Figure 13, it is shown that the fuel-supplying unit of 3rd embodiment;
Figure 18 is analogous to the sectional view of Fig. 7, it is shown that according to the fuel-supplying unit of the fourth embodiment of the present invention;
Figure 19 is the perspective view of the governor motion of the fuel-supplying unit for showing fourth embodiment;
Figure 20 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing fourth embodiment;
Figure 21 is the perspective view of the principal character of the fuel-supplying unit for showing fourth embodiment;
Figure 22 A to 22E are the schematic diagrams for describing the manufacture method of the fuel-supplying unit of fourth embodiment;
Figure 23 is analogous to the sectional view of Fig. 7, it is shown that supply according to the fuel of the fifth embodiment of the present invention of the present invention
To equipment;
Figure 24 is the perspective view of the governor motion of the fuel-supplying unit for showing the 5th embodiment;
Figure 25 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing the 5th embodiment;
Figure 26 is the sectional view that the line XXVI-XXVI in Figure 29 cuts open, it is shown that according to the sixth embodiment of the present invention
Fuel-supplying unit structure;
Figure 27 is the sectional view that the line XXVII-XXVII in Figure 29 cuts open, it is shown that the fuel supply of sixth embodiment
The structure of equipment;
Figure 28 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing sixth embodiment;
Figure 29 is the perspective view of the principal character of the fuel-supplying unit for showing sixth embodiment;
Figure 30 is the perspective view of the governor motion of the fuel-supplying unit for showing sixth embodiment;
Figure 31 A are the perspective views of the 3rd bracket of the fuel-supplying unit for showing sixth embodiment;
Figure 31 B are the perspective views of the coupling part of the fuel-supplying unit for showing sixth embodiment;
Figure 32 A to 32F are the schematic diagrams for describing the manufacture method of the fuel-supplying unit of sixth embodiment;
Figure 33 is the sectional view that the line XXXIII-XXXIII in Figure 35 cuts open, it is shown that real according to the 7th of the present invention the
Apply the structure of the fuel-supplying unit of example;
Figure 34 is the sectional view that the line XXXIV-XXXIV in Figure 35 cuts open, it is shown that the fuel supply of the 7th embodiment
The structure of equipment;
Figure 35 is the perspective view of the principal character of the fuel-supplying unit for showing the 7th embodiment;
Figure 36 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing the 7th embodiment;
Figure 37 is the perspective view of the governor motion of the fuel-supplying unit for showing the 7th embodiment;
Figure 38 is the 3rd bracket and the perspective view of coupling part of the fuel-supplying unit for showing the 7th embodiment;
Figure 39 A to 39E are the schematic diagrams for describing the manufacture method of the fuel-supplying unit of the 7th embodiment;
Figure 40 is the sectional view for showing the governor motion according to the fuel-supplying unit of the eighth embodiment of the present invention;
Figure 41 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing the 8th embodiment;
Figure 42 is the sectional view of the variant of the governor motion of the fuel-supplying unit for showing the 8th embodiment;
Figure 43 is the decomposition diagram of the variant of the governor motion of the fuel-supplying unit for showing the 8th embodiment;
Figure 44 is the sectional view for showing the governor motion according to the fuel-supplying unit of the ninth embodiment of the present invention;
Figure 45 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing the 9th embodiment;
Figure 46 is the sectional view for showing the governor motion according to the fuel-supplying unit of the tenth embodiment of the present invention;
Figure 47 is the perspective view of the governor motion of the fuel-supplying unit for showing the tenth embodiment;
Figure 48 A are the front views for showing the governor motion according to the fuel-supplying unit of the 11st embodiment of the present invention;
Figure 48 B are the transverse sectional views of the governor motion of the fuel-supplying unit for showing the 11st embodiment;
Figure 49 A are the top views of the intermediate member of the fuel-supplying unit for showing the 11st embodiment;
Figure 49 B are the longitudinal sectional views of the intermediate member of the fuel-supplying unit for showing the 11st embodiment;
Figure 50 is to show the local longitudinal direction according to the governor motion of the fuel-supplying unit of the 12nd embodiment of the present invention
Sectional view;
Figure 51 A are the front views of the support shaft of the fuel-supplying unit for showing the 12nd embodiment;
Figure 51 B are the transverse sectional views of the support shaft of the fuel-supplying unit for showing the 12nd embodiment;
Figure 52 is to show the local longitudinal direction according to the governor motion of the fuel-supplying unit of the 13rd embodiment of the present invention
Sectional view;
Figure 53 is the transverse sectional view of the governor motion of the fuel-supplying unit for showing the 13rd embodiment;
Figure 54 is to show the local longitudinal direction according to the governor motion of the fuel-supplying unit of the 14th embodiment of the present invention
Sectional view;
Figure 55 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing the 14th embodiment;
Figure 56 is to show the local longitudinal direction according to the governor motion of the fuel-supplying unit of the 15th embodiment of the present invention
Sectional view;
Figure 57 is the decomposition diagram of the governor motion of the fuel-supplying unit for showing the 15th embodiment;
Figure 58 is the perspective view of the intermediate member of the variant of the fuel-supplying unit for showing the 15th embodiment;
Figure 59 is the sectional view that the line LIX-LIX in Figure 61 cuts open, it is shown that according to the 16th embodiment of the present invention
Fuel-supplying unit structure;
Figure 60 is the sectional view that the line LX-LX in Figure 61 cuts open, it is shown that the fuel-supplying unit of the 16th embodiment
Structure;
Figure 61 is the perspective view of the fuel-supplying unit of the 16th embodiment;
Figure 62 is the portion fractures side view of the pump installation of the fuel-supplying unit for showing the 16th embodiment;
Figure 63 is the enlarged section of the governor motion of the fuel-supplying unit for showing the 16th embodiment shown in Figure 59
Figure;
Figure 64 is the enlarged section of the governor motion of the fuel-supplying unit for showing the 16th embodiment shown in Figure 60
Figure;
Figure 65 is the perspective view of the governor motion of the fuel-supplying unit for showing the 16th embodiment;
Figure 66 is shown in the governor motion of the fuel-supplying unit of the 16th embodiment being different from the state of Figure 63
Sectional view;
Figure 67 is to show the generalized section according to the fuel-supplying unit of the 17th embodiment of the present invention;
Figure 68 is the longitudinal sectional view of the governor motion of the fuel-supplying unit for showing the 17th embodiment;
Figure 69 is shown in the section of the fuel-supplying unit of the 17th embodiment being different from the state of Figure 67 and illustrates
Figure;
Figure 70 is shown in the governor motion of the fuel-supplying unit of the 17th embodiment being different from the state of Figure 68
Sectional view;
Figure 71 is shown in the section of the fuel-supplying unit of the 17th embodiment being different from the state of Figure 67 or 69
Schematic diagram;
Figure 72 is shown in the regulation of the fuel-supplying unit of the 17th embodiment being different from the state of Figure 68 or 70
The sectional view of mechanism;
Figure 73 is to show the longitudinal section view according to the governor motion of the fuel-supplying unit of the 18th embodiment of the present invention
Figure;
Figure 74 is shown in the governor motion of the fuel-supplying unit of the 18th embodiment being different from the state of Figure 73
Longitudinal sectional view;
Figure 75 is shown in the regulation of the fuel-supplying unit of the 18th embodiment being different from the state of Figure 73 or 74
The longitudinal sectional view of mechanism;
Figure 76 is to show the longitudinal section view according to the governor motion of the fuel-supplying unit of the 19th embodiment of the present invention
Figure;
Figure 77 is shown in the governor motion of the fuel-supplying unit of the 19th embodiment being different from the state of Figure 76
Longitudinal sectional view;
Figure 78 is shown in the regulation of the fuel-supplying unit of the 19th embodiment being different from the state of Figure 76 or 77
The longitudinal sectional view of mechanism;
Figure 79 is to show the longitudinal section view according to the governor motion of the fuel-supplying unit of the 20th embodiment of the present invention
Figure;
Figure 80 is shown in the governor motion of the fuel-supplying unit of the 20th embodiment being different from the state of Figure 79
Longitudinal sectional view;
Figure 81 is shown in the regulation of the fuel-supplying unit of the 20th embodiment being different from the state of Figure 79 or 80
The longitudinal sectional view of mechanism;
Figure 82 is that the longitudinal direction for showing the governor motion according to the fuel-supplying unit of the 21st embodiment of the present invention is cutd open
View;
Figure 83 is shown in the regulation machine of the fuel-supplying unit of the 21st embodiment being different from the state of Figure 82
The longitudinal sectional view of structure;And
Figure 84 is shown in the tune of the fuel-supplying unit of the 21st embodiment being different from the state of Figure 82 or 83
The longitudinal sectional view of section mechanism.
Specific embodiment
Each embodiment of the present invention is described below with reference to accompanying drawings.In each embodiment below, similar component
To be represented with identical reference number and be repeated no more for simplicity.In each following embodiment, if only
A part for structure is only described, then remainder is identical with previously described embodiment.In addition, arbitrary in the following example
Individual one or more assemblies can be combined with another or multiple random component in the following example, as long as this of component
There is no problem to plant combination.
(First embodiment)
It is now described with reference to the drawings the basic structure according to the fuel-supplying unit of the first embodiment of the present invention.
Figures 1 and 2 show that the fuel-supplying unit 1 of first embodiment.Fuel-supplying unit 1 is attached to vehicle(Such as vapour
Car)Fuel tank 2 and from the outside supply fuel of fuel tank 2.Fuel-supplying unit 1 includes flange 10, sub- tank 20, The lid component
30th, governor motion 40, pump installation 50 and residual fuel amount detecting device 60.As shown in Fig. 2 in addition to flange 10, fuel supply
The said modules 20,30,40,50,60 of equipment 1 are all put in the precalculated position in fuel tank 2.Fig. 2 from top to bottom direction base
In sheet be parked in level ground(Horizontal plane)On vehicle vertical direction overlap.
As shown in Figures 1 to 3, disc is made up and is designed to flange 10 of resin material.Flange 10 is assembled and closed
Extend through the through hole 2b of top plate portion 2a of fuel tank 2.Fuel supplying duct 11 and electric connector 12 are formed in flange 10.
The fuel discharged from pump installation 50 is supplied fuel supplying duct 11 outside of fuel tank 2.Electric connector 12 is electrically connected to pump dress
Put 50 and residual fuel amount detecting device 60.So, electrical power is just by the petrolift 52 of the feed pump apparatus 50 of electric connector 12
To drive petrolift 52, and represent that the remaining fuel amount measuring signal of the remaining fuel amounts of fuel tank 2 is examined from remaining fuel amounts
Survey device 60 to export by electric connector 12.
Referring to Fig. 1 and 2, cup shell is made up and is designed to sub- tank 20 of resin material(Cylinder with closed bottom
Tubular body).Sub- tank 20 receives the corresponding position in fuel tank 2(Referring to Fig. 3 and 5), the central axis Cs of sub- tank 20 in this place
Deviate the central axis Cf of flange 10, and sub- tank 20 is placed on the bottom 2c of fuel tank 2.As shown in figs. 1 and 4, ejector pump 21
It is arranged on the bottom 20a of sub- tank 20.Ejector pump 21 includes access road 22 and nozzle 23.Access road 22 connects fuel tank 2
Inside and sub- tank 20 inside.Nozzle 23 is by from the pressure regulator 54 of pump installation 50(Referring to Fig. 6)The excess of fuel of output
In being ejected into access road 22.Subatmospheric negative pressure is generated in access road 22 by the fuel injection from nozzle 23,
Fuel so in fuel tank 2 is drawn in access road 22, is then introduced into sub- tank 20.Sub- tank 20 is stored and supplied in the above described manner
To the fuel of sub- tank 20.
Referring to Fig. 1,2 and 5, the cup shell stood upside down is made up and is designed to The lid component 30 of resin material(With closing bottom
The body of the handstand in portion).The circumferential section 31a of the under shed 31 of The lid component 30 is assembled to the upper shed 24 of sub- tank 20
Circumferential section 24a on.So, The lid component 30 receives the corresponding position in fuel tank 2(Referring to Fig. 3 and 5), lid structure in this place
The central axis Cc of part 30 deviates the central axis Cf of flange 10, and The lid component 30 closes the opening 24 of sub- tank 20.The lid component
30 are maintained at residual fuel amount detecting device 60 and pump installation 50 inside fuel tank 2.
Governor motion 40 includes support shaft 41, intermediate member 42 and elastic component 43.Support shaft 41 is made up of metal material
And it is designed to cylindrical tubular body.Support shaft 41 is coaxial and is press-fitted in flange 10 securely, and be connected to sub- tank 20,
The lid component 30, pump installation 50 and residual fuel amount detecting device 60, they are combined together and hereafter by intermediate member 42
In referred to as integrated package 20,30,50,60.So, flange 10 by single support shaft 41 be connected to integrated package 20,30,
50、60。
As shown in Fig. 2 intermediate member 42 include two brackets, i.e. by made by resin material the first and second brackets 44,
45.First bracket 44 and the second bracket 45 are connected to each other the bracket 45 of such first bracket 44 and second just can be along support shaft 41
But axial direction is moved relative to each other will not be moved relative to each other along the circumferencial direction of support shaft 41.When intermediate member 42
The first and second brackets 44,45 when being attached to The lid component 30 and support shaft 41, intermediate member 42 can realize the He of support shaft 41
Integrated package 20, the relative position between 30,50,60 along the axial direction of support shaft 41 change and limit support shaft 41 and collection
Into component 20, between 30,50,60 along support shaft 41 circumferencial direction relative position change.
Elastic component 43 is in the present embodiment helical spring and inserts between the second bracket 45 and The lid component 30.Elasticity
Component 43 applies restoring force along the axial direction of support shaft 41(Pulling force)With towards the bottom 2c of fuel tank 2 promote integrated package 20,
30th, 50,60, the bottom 20a of so tank 20 is just pushed to all the time on the bottom 2c of fuel tank 2.In the present embodiment, elastic structure
The above-mentioned functions of part 43 and intermediate member 42 can realize that what integrated package 20,30,50,60 positioned in fuel tank 2 stablizes.
The bottom of pump installation 50 is received in sub- tank 20, and the top of pump installation 50 protrudes upward from The lid component 30.Such as
Shown in Fig. 2 and 6, pump installation 50 includes nutsch filter 51, petrolift 52, fuel filter 53 and pressure regulator 54.
Nutsch filter 51 is placed in the lowest portion of pump installation 50.Nutsch filter 51 is connected to the fuel inlet 52a of petrolift 52
And filter the relatively large foreign body included in the fuel aspirated from sub- tank 20 by petrolift 52(Fragment).Petrolift 52 is put
On the upside of the nutsch filter 51 of pump installation 50 and with the fuel inlet 52a and fuel outlet for pointing to up and down respectively
52b.The response of petrolift 52 receives the motor of the petrolift 52 in the shell of petrolift 52(Do not show)Rotation, by inhale
The fuel inlet 52a of filter 51 and petrolift 52 is from suction of fuel in sub- tank 20.Then, the fuel that the compression of petrolift 52 is aspirated is simultaneously
And fuel under high pressure is discharged by fuel outlet 52b.
Fuel filter 53 is positioned to the outer shaft side and upside of petrolift 52 in cover lid pump installation 50.Fuel filter 53
Filter housings 55 include two cylindrical parts, i.e., coaxially place and the inner and outer tubular portion by made by resin material
55a、55b.Petrolift 52 is coaxially put in the space 55c of the radially inner side of inner tubular member 55a.Fuel filter 53
Filter cell 56 be made up of filtering material, it be designed to such as melikaria and reception be located radially at interior tube
In the space 55d divided between 55a and outer tubular member 55b.The space being located radially between inner and outer tubular portion 55a, 55b
55d respectively with the upstream side and downstream of filter cell 56 on petrolift 52 fuel outlet 52b and fuel filter 53
Fuel outlet 59 connect.So, the fuel being supplied in the 55d of space from the fuel outlet 52b of petrolift 52 just passes through to filter
Device element 56 filters to filter little foreign body(Fragment)And and then by the fuel outlet 59 of fuel filter 53 towards with fuel
The fuel supplying duct 11 of the connection of outlet 59 is discharged, as shown in the chain-dotted line in Fig. 1.
As shown in Figure 6, the neighbouring fuel mistake on the cross side of fuel filter 53 in pump installation 50 of pressure regulator 54
Filter 53 is placed.A part of fuel supply of guiding fuel supplying duct 11 is connected to the fuel outlet 59 of fuel filter 53
Pressure regulator 54.So, pressure regulator 54 adjusts the combustion that will be discharged towards the fuel supplying duct 11 being located at outside fuel tank 2
Material.Become excessive excess of fuel when the fuel pressure at pressure regulator 54 is adjusted and spray is emitted into by drain catheter 54a
Penetrate the nozzle 23 of pump 21(Referring to Fig. 4).
As shown in figs. 1 and 3, residual fuel amount detecting device 60 is maintained in The lid component 30 and is placed in the outer of sub- tank 20
Portion.Residual fuel amount detecting device 60 is to send gauge table.Especially, measurement of the residual fuel amount detecting device 60 based on arm 62
Anglec of rotation detection fuel tank 2 in residual fuel quantity, and arm 62 is maintained at the floating of the top float of fuel in fuel tank 2
Son 61.
The feature structure of fuel-supplying unit 1 will now be described.In the following description, the circumferencial direction of support shaft 41
Circumferencial direction will be called for short, and the axial direction of support shaft 41 will also be called axial direction for short.
As shown in Figs. 7-9, in governor motion 40, the first bracket 44 of intermediate member 42 is designed to bicylinder tubular body
(That is, with the body of two cylindrical tube parts, two cylindrical tube parts are radially arranged one by one), and the body
Coaxially place with support shaft 41.Especially, the first bracket 44 includes two tubular portions, i.e. outer and inner tubular portion 440,
441, they are linked together by the coupling part 442 of the lower end for being placed in outer and inner tubular portion 440,441, and two vertical
Interrupt outer and inner tubular portion 440,441 in two circumferential locations respectively to groove 440a, 441a.
The outer tubular member 440 of the first bracket 44 have two joining part 440b, they each other in diametrically opposite simultaneously
And each is along the circumferential direction placed between cannelure 440a.Each joining part 440b is opened with The lid component 30
Mouthful(Also referred to as receptor)300 inner circumferential surface 300a engagements, inner circumferential surface 300a serves as holding member, so every
Individual joining part 440b just links to The lid component 30.In the present embodiment, two groove 300b are respectively formed at the interior of opening 300
Two circumferential locations in circumferential surface 300a, and each joining part 440b is respectively provided with and a corresponding groove 300b
The engaging claw of engagement(Bump bonding)440c.It is the engagement between groove 300b and engaging claw 440c by groove and projection, lid
The relative position that component 30 is limited between the first bracket 44 and The lid component 30 changes, especially, the first bracket 44 and The lid component 30
Between displacement to axial and between the first bracket 44 and The lid component 30 relative circumferential rotation.
The inner tubular member 441 of the first bracket 44 has two rotation limiting portion 441b, and they are each other diametrically right
Put and each is along the circumferential direction placed between cannelure 440a.Each rotation limiting portion 441b is placed in phase
The radially inner side of a joining part 440b is answered with the footpath between rotation limiting portion 441b and corresponding joining part 440b
The gap 443 with bow-shaped cross-section is formed at position.The inner tubular member 441 of the first bracket 44 is loosely received in support shaft
In 41 cylindrical interior space 410, such support shaft 41 between the bracket 44 of support shaft 41 and first just can carry out phase
Mode to rotating is received in the gap 443 of the first bracket 44.
The second bracket 45 for cooperatively forming intermediate member 42 with the first bracket 44 is designed to bicylinder tubular body, it with support
Axle 41 is coaxially placed, as shown in Fig. 2,8 and 9.Especially, the second bracket 45 includes two tubular portions, i.e., outer and inner pipe
Shape part 450,451, they are linked together by the coupling part 452 of the upper end for being placed in outer and inner tubular portion 450,451, and
And two cannelure 450a interrupt outer and inner tubular portion 450,451 in two circumferential locations respectively.
The outer tubular member 450 of the second bracket 45 have two assembled portions 450b, they each other in diametrically opposite simultaneously
And each is along the circumferential direction placed between cannelure 450a.As shown in figure 8, each assembled portion 450b is axial
In being slidably fitted to a corresponding cannelure 441a, each is circumferentially formed at the rotationally constrained of inner tubular member 441
Between the 441b of part, and inner tubular member 441 has the external diameter substantially the same with outer tubular member 450.Assembled portion 450b
Slide axially respectively and be assembled in cannelure 441a, the second bracket 45 is coupled to the first bracket 44, such He of first bracket 44
Second bracket 45 just relative to each other can be moved in axial direction, and longitudinally in each groove 441a extends each along the axial direction,
But the first bracket 44 and the second bracket 45 relative to each other can not be moved along the circumferential direction, wherein each dress of the second bracket 45
The relative circumferential side wall of a corresponding cannelure 441a is contacted with part 450b.
The outer tubular member 450 of the second bracket 45 inserts support shaft 41 together with the inner tubular member 441 of the first bracket 44
In inner space 410, wherein inner tubular member 441 is assembled on the outer tubular member 450 of the second bracket 45.Here, this enforcement
Assembled portion 450b of the outer tubular member 450 of example by assembled portion 450b of outer tubular member 450 by being press-fitted into support
High bonding strength is realized in axle 41, the relative rotation relative to the second bracket 45 along the circumferential direction of support shaft 41 is so limited
Turn.Engaging claw 450c is formed in the protuberance of each assembled portion 450b, and assembled portion 450b is from the lower end of support shaft 41
Stretch out part.Engaging claw 450c engages to limit the second bracket 45 relative to support shaft 41 upwards with the bottom of support shaft 41
Displacement.
Using said structure, the second bracket 45 can pass through cannelure 441a of second bracket 45 relative to the first bracket 44
Rigging position the change relative displacement of realizing between the bracket 44 of support shaft 41 and first of press-fit in axial direction, and
One bracket 44 is bonded to the inner circumferential surface 300a of the opening 300 of The lid component 30.Therefore, it is possible to be reliably achieved integrated package
20th, 30,50, the 60 relative position change relative to support shaft 41 in axial direction.
Second bracket 45 is by between the second bracket 45 and the cannelure 441a of the first bracket 44 for being bonded to The lid component 30
Circular contact, limit rotating against along the circumferential direction between the bracket 44 of support shaft 41 and first of press-fit.Therefore, it is possible to
Reliably limit the relative position change relative to support shaft 41 along the circumferential direction of integrated package 20,30,50,60.
As shown in Fig. 2,7 to 9, the second bracket 45 of the inner space 410 of support shaft 41 is inserted from the downside of support shaft 41
The bracket 45 of inner tubular member 451 and second assembled portion 450b and the first bracket 44 rotation limiting portion 441b coordinate,
The gap 453 with annular cross section is radially formed, and the first bracket 44 is located at the radial outside of inner tubular member 451.Bullet
Property component 43 is helical spring, and it is coaxially receivable in gap 453.The upper end of elastic component 43 is bonded to the second bracket 45
Coupling part 452, and the bottom of elastic component 43 is bonded to the opening 300 of the The lid component 30 outside support shaft 41
Bottom 300c, wherein The lid component 30 are designed to cup shell.So, the bullet being axially inserted between the second bracket 45 and The lid component 30
Property component 43 will apply restoring force, and such elastic component 43 is not only towards the bottom 2c of fuel tank 2(I.e. in a downwardly direction)Promote
Integrated package 20,30,50,60, and along the second bracket 45 direction of insertion towards support shaft 41 inside(I.e. in upward direction)
Promote the second bracket 45.
The manufacture of fuel-supplying unit 1 performs as follows.First, as shown in Figure 10 A, support shaft 41 is press-fitted into securely method
In blue 10.Next, as shown in Figure 10 B, assembled portion 450b of the second bracket 45 is slidably fitted to respectively the first bracket 44
Cannelure 441a in, material is thus formed intermediate member 42, it is the combination of the first and second brackets 44,45.
Then, as illustrated in figure 10 c, the outer tubular member 450 of the bracket 45 of inner tubular member 441 and second of the first bracket 44
In the inner space 410 of insertion support shaft 41, the outer tubular member 450 of such second bracket 45 is coupled to support shaft 41(Even
Connect step).Now, support shaft 41 rotates in the gap 443 of the first bracket 44, so each assembled portion 450b relative to
Joint angle θ of support axle 41(Referring to Fig. 8)Just along the circumferential direction can freely adjust, and the outer tubular member of the second bracket 45
450 are press-fitted in support shaft 41 under the angle, θ of the regulation.
Then, as shown in Figure 10 D, elastic component 43 inserts by the second bracket 45 of intermediate member 42 shape in support shaft 41
Into gap 453 in.Afterwards, as shown in figure 10e, the joining part 440b of the outer tubular member 440 of the first bracket 44 is linked to
The inner circumferential surface 300a of the opening 300 of the The lid component 30 in the middle of integrated package 20,30,50,60 as above, it is thus complete
Into the assembling of governor motion 40(It is coupled step).
Then, as shown in Fig. 2 integrated package 20,30,50,60 and governor motion 40 are inserted inside fuel tank 2, and even
The flange 10 for being connected to support shaft 41 is attached to fuel tank 2, this completes the assembling of fuel-supplying unit 1(Installation steps).
Now, the integrated package 20,30,50,60 for being promoted by elastic component 43 relative to the relative position in axial direction of flange 10 just
Can change, until sub- tank 20 contacts the bottom 2c of fuel tank 2.Therefore, by the regulation along the circumferential direction of joint angle θ and pass through
Elastic component 43 is in axial direction towards restoring force application side(That is, towards the side of the restoring force for applying to implement elastic component 43)
Change in location, installation site of the integrated package 20,30,50,60 inside fuel tank 2 can be freely determined but regardless of flange
10 installation site.In addition, wherein the second bracket 45 is press-fitted into the amount in support shaft 41 by engaging claw 450c and support
In the situation of the depth that the engagement of axle 41 remains constant regardless of fuel tank 2, the length of elastic component 43 can be by only changing
The length of support shaft 41 and keep constant.As such, it is possible to further improve the versatility of fuel-supplying unit 1.
In addition, in fuel-supplying unit 1 constructed as described above, integrated package 20,30,50,60 is relative to single
The relative position change along the circumferential direction of support shaft 41 is limited by intermediate member 42.Therefore, integrated package 20,30,50,60
Installation site inside fuel tank 2 unlikely along the circumferential direction offsets.Especially, in fuel-supplying unit 1, along its court
The restoring force of the elastic component 43 of the second bracket 45 is promoted to the press-fit direction inside support shaft 41 can remain second
The force-fitted state of bracket 45 and support shaft 41, this can limit rotating against between the second bracket 45 and support shaft 41.Therefore,
In addition to the advantage slidably assembled of the first and second brackets 44,45, can also reliably limit integrated package 20,30,
50th, the 60 relative position change relative to support shaft 41 along the circumferential direction.In addition, in fuel-supplying unit 1, intermediate member 42
The outer tubular member 450 of the second bracket 45 be press fit in support shaft 41, can thus limit and be led by intermediate member 42
The inclination of the support shaft 41 drawn.In this manner it is possible to be stably connected with to the installation position of the integrated package 20,30,50,60 of support shaft 41
Put, and therefore the institute of pump installation 50 can also be ensured in addition to realizing the versatility of fuel-supplying unit discussed above 1
Need the required detection performance of fuel transportation performance and residual fuel amount detecting device 60.
In addition, in fuel-supplying unit 1, when being connected to the support shaft 41 of the second bracket 45 relative to the axle of the first bracket 44
When movement, slide in the gap 443 that support shaft 41 can be in the first bracket 44 be formed at.Now, it is being made up of metal material
Support shaft 41 and the resistance to sliding very little by made by resin material between the first bracket 44, thus can limit by supporting
The generation of noise caused by sliding motion between the bracket 44 of axle 41 and first.In addition, its material is different from the of support shaft 41
The conduct vibrations of the unlikely self-pumping apparatus in future 50 of two bracket 45 are to support shaft 41.Therefore, it can limit irritating noise
Generate, and the noise is by the biography of the second bracket 45, support shaft 41 and flange 10 to fuel tank 2 by the vibration of pump installation 50
Caused by leading.
(Second embodiment)
The basic structure according to the fuel-supplying unit of the second embodiment of the present invention will now be described.
Referring to Figure 11, second embodiment is the improvement of first embodiment.The fuel-supplying unit 1001 of second embodiment is wrapped
Include flange 1010, sub- tank 1020, pump bracket 1030, governor motion 1040, pump installation 1050, pressure regulator 1054 and remaining combustion
Doses detection means 1060.Said modules 1020 in fuel-supplying unit 1001 in addition to flange 1010,1030,1040,
1050th, 1054,1060 it is put in fuel tank 2 in precalculated position.Figure 11 from top to bottom direction substantially be parked in flatly
Face(Horizontal plane)On vehicle vertical direction overlap.
Referring to Figure 11 to 13, the flange 1010 of disc is made up and is designed to of resin material except in first embodiment
Also there is return duct 1013 outside the fuel supplying duct 11 and electric connector 12 of middle discussion.Return duct 1013 returns dividing for fuel
Tributary.Especially, the fuel shunting discharged from pump installation 1050 and supplied outside fuel tank 2 by fuel supplying duct 11 is logical
The fuel filter being placed in outside fuel tank 2 is crossed, and the affluent-dividing of fuel is returned in fuel tank 2 by return duct 1013
Portion.
As shown in figure 11, cup shell is made up and is designed to of resin material(Cylindrical tubular body with closed bottom)'s
Sub- tank 1020 is not combined and is fixed on the bottom 2c of fuel tank 2 with pump installation 1050.Replace the spray of first embodiment
Pump 21 is penetrated, fuel channel 1022 is formed in the bottom 1020a of sub- tank 1020 and sentences permission fuel from the inside of fuel tank 2 by fuel
Passage 1022 flows into sub- tank 1020.Sub- tank 1020 stores the fuel for supplying sub- tank 1020 in the above described manner.
As shown in figures 11 and 13, pump bracket 1030 is connected to flange by governor motion 1040 by made by resin material
1010.In this connection status, residual fuel amount detecting device 1060 and pump installation 1050 are maintained at combustion by pump bracket 1030
Inside hopper 2.
Governor motion 1040 includes support shaft 1041, intermediate member 1042 and elastic component 1043.As shown in figure 13, by gold
Category material make and be designed to cylindrical tubular body support shaft 1041 define loop 1047 wherein with conduct thus run through
Fuel.Support shaft 1041 be press fitted into securely the such support shaft 1041 of flange 1010 just substantially with return duct 1013 under
Trip end part is coaxial.So, the affluent-dividing of fuel separate outside fuel tank 2 just flows into loop by return duct 1013
1047.Support shaft 1041 is connected to pump bracket 1030, pump installation 1050 and residual fuel amount detecting device 1060, and they combine logical
Cross intermediate member 1042 together and hereinafter referred to as integrated package 1030,1050,1060.Therefore, even if real second
In applying example, flange 1010 is connected to integrated package 1030,1050,1060 by single support shaft 1041.
The intermediate member 1042 that cylindrical tubular body is made up and be designed to of resin material defines wherein communicating passage
1048.Intermediate member 1042 is attached to support shaft 1041, and such intermediate member 1042 is just substantially coaxial with support shaft 1041.This
Sample, the affluent-dividing of separate fuel flows through loop 1047 outside fuel tank 2, then flows through the outlet for being placed in loop 1047
The communicating passage 1048 placed at 1047a.Intermediate member 1042 is also mounted to pump bracket 1030, and such intermediate member 1042 is just
Can realize support shaft 1041 and integrated package 1030, between 1050,1060 along support shaft 1041 axial direction it is relative
Change in location and be limited in support shaft 1041 and integrated package 1030, between 1050,1060 along the circumference side of support shaft 1041
To relative position change.
As shown in figures 11 and 13, elastic component 1043 is in the present embodiment helical spring, and it is placed in support shaft 1041
Radially outer, such elastic component 1043 it is just substantially coaxial with support shaft 1041 and insert flange 1010 and pump bracket 1030 it
Between.Elastic component 1043 applies restoring force to promote collection in groups towards the bottom 2c of fuel tank 2 along the axial direction of support shaft 1041
Part 1030,1050,1060, the nutsch filter 1051 of such pump installation 1050 is just contacted with the bottom 2c of fuel tank 2 all the time.Second
In embodiment, the function of elastic component 1043 and intermediate member 1042 can realize integrated package 1030,1050,1060 in fuel
The stability positioned in case 2.
As shown in figure 11, the bottom that the pump installation 1050 of pump bracket 1030 is connected to by snap-fitted is received in sub- tank
Inside 1020, and the top of pump installation 1050 is reached outside sub- tank 1020.Pump installation 1050 includes nutsch filter 1051 and combustion
Material pump 1052.
Nutsch filter 1051 positioned at the lowermost portion of pump installation 1050 is placed on the bottom 1020a of sub- tank 1020.Nutsch filter
The fuel that the 1051 fuel inlet 1052a for being connected to petrolift 1052 and filtration are aspirated by petrolift 1052 from sub- tank 1020
In the relatively large foreign body that includes(Fragment).Petrolift 1052 is placed on the upside of the nutsch filter 1051 of pump installation 50 and has
There is the fuel inlet 1052a and fuel outlet 1052b for pointing to up and down respectively.Once receive the shell in petrolift 1052
In petrolift 1052 motor(Do not show)Rotation, petrolift 1052 is just by the combustion of nutsch filter 1051 and petrolift 1052
Material entrance 1052a is from the suction of fuel of sub- tank 1020.Then, petrolift 1052 compresses the fuel of suction and court is connected to petrolift
The discharge fuel under high pressure of fuel supplying duct 11 of 1052 fuel outlet 1052b.
In a second embodiment, as shown in figures 11 and 13, pressure regulator 1054 is provided independently with pump installation 1050, and
And pressure regulator 1054 is installed on intermediate member 1042 by using clamper component 1054a.When pressure regulator 1054 connects
When being received in the communicating passage 1048 for being formed as inner space by intermediate member 1042, pressure regulator 1054 is placed in loop 1047
Outlet 1047a at.Pressure regulator 1054 adjusts from loop 1047 pressure of the fuel branch stream for flowing to communicating passage 1048
Power, can thus adjust the fuel supply that the pressure of fuel main flow is discharged into outside fuel tank 2 from pump installation 1050
The pressure of the fuel of conduit 11.The pressure regulator 1054 of second embodiment is exported in pressure regulator to the inside of sub- tank 1020
Become excessive excess of fuel when pressure is adjusted in 1054.
As shown in figures 11 and 13, residual fuel amount detecting device 160 is maintained on pump bracket 1030 and is placed in sub- tank 20
Outside.Residual fuel amount detecting device 1060 is again formed as sender tool, it in a similar manner to that of the first embodiment with
Remaining fuel quantity in float 61 and the detection fuel tank 2 of arm 62.
The feature structure of the fuel-supplying unit 1001 of second embodiment will now be described.In in the following description,
The circumferencial direction of support axle 1041 will also be called circumferencial direction for short, and the axial direction of support shaft 1041 will also be called axle for short
To direction.
As shown in Figs. 13 and 14, the intermediate member 1042 of governor motion 1040 is included respectively at two of two circumferential positions
Joining part 1042a.Therefore joining part 1042a engagements simultaneously link to pump bracket 1030(Serve as holding member)Opening 1300
Inner circumferential surface 1300a, and support shaft 1041 is loosely inserted wherein in substantially coaxial mode.In the present embodiment, join
Knot point 1042a is configured to planar section, and they are substantially parallel to one another and the axial direction along support shaft 1041 extends.Cause
This, joining part 1042a forms bilateral part, and two of which planar section is diametrically opposite each other.Two planar sections
1300b is formed in the inner circumferential surface 1300a of opening 1300, and such planar section 1300b is just substantially parallel to one another and edge
The axial direction of support shaft 1041 extends.Planar section 1300b engage with joining part 1042a respectively with respectively with joining part
1042a forms plane-plane contact.By the plane-plane contact between each planar section 1300b and corresponding joining part 1042a, just
The displacement to axial between pump bracket 1030 and intermediate member 1042 can be realized, and limits pump bracket 1030 and middle structure
Relative circumferential rotation between part 1042.
As shown in figure 13, the such support shaft 1041 of the insertion intermediate member 1042 of support shaft 1041 just substantially with intermediate member
1042 is coaxial.Support shaft 1041 is press fitted into and therefore is connected to intermediate member 1042, and therefore intermediate member 1042
Realize the high bonding strength relative to support shaft 1041.Therefore, support shaft 1041 is limited relative to the edge of intermediate member 1042
Circumferencial direction is rotated against.In addition, multiple axial ridges 1049 are formed at the inner circumferential surface of intermediate member 1042, so axially
Ridge 1049 is just along the circumferential direction arranged one by one and radially inwardly stretched out.When intermediate member 1042 ridge 1049 with
When the bottom of support shaft 1041 engages, the relative displacement in axial direction of intermediate member 1042 and support shaft 41 will be limited.
Therefore, intermediate member 1042 can pass through axially change intermediate member 1042 joining part 1042a relative to
The bonding station of the planar section 1300b of pump bracket 1030 and realize between the support shaft 1041 of press-fit and pump bracket 1030
Axially opposing displacement.Therefore, it is possible to be reliably achieved integrated package 1030,1050,1060 relative to support shaft 1041 vertically
The relative position change in direction.
In addition, the joining part 1042a of intermediate member 1042 relative to pump bracket 1030 planar section 1300b circumferentially
Direction carries out plane-plane contact, can thus limit the support shaft 1041 of press-fit and pump bracket 1030 along the circumferential direction relative
Rotation.Therefore, it is possible to reliably limit phase of the integrated package 1030,1050,1060 relative to support shaft 1041 along the circumferential direction
To change in location.
The manufacture of fuel-supplying unit 1001 performs as follows.First, as shown in fig. 15, support shaft 1041 is press-fitted securely
In closing flange 1010.Next, as shown in fig. 15b, support shaft 1041 inserts the inner radial space of elastic component 1043.
Afterwards, as shown in figure 15 c, support shaft 1041 inserts the opening 1300 of pump bracket 1030.Then, support shaft 1041 is inserted
Enter and therefore be connected to intermediate member 1042(Connection Step).Now, the opening 1300 in pump bracket 1030 is loosely received
In support shaft 1041 rotate, joint angle θ between such intermediate member 1042 and support shaft 41 along the circumferential direction(Do not show)
Just can freely adjust to desired angle.Then, under regulation joint angle θ, support shaft 1041 is press fitted into centre
Component 1042.And as shown in figure 15 c, the joining part 1042a of intermediate member 1042 links to the opening of pump bracket 1030
The planar section 1300b of 1300 inner circumferential surface 1300a(It is coupled step).By Connection Step and connection step, complete
The assembling of governor motion 1040.Here, for example, when Connection Step and connection step are performed simultaneously, support shaft 1041 can be very
Intermediate member 1042 is easily press fitted into, once and that joining part 1042a is bonded to into inner circumferential surface 1300a is more specific
Say planar section 1300b, pump bracket 1030 will be bonded to intermediate member 1042.
Then, as shown in figure 15d, in the insertion of pressure regulator 1054 intermediate member 1042, and clamper component 1054a pacifies
It is mounted on pressure regulator 1054 for pressure regulator 1054 to be fixed to intermediate member 1042.Afterwards, as shown in Fig. 15 E, pump
Device 1050 is attached to pump bracket 1030, and residual fuel amount detecting device 1060(In being not shown in Figure 15 E)It is attached to pump
Bracket 1030.
Then, as shown in figure 11, integrated package 110,30,50,60 and the insertion of governor motion 1040 secures sub- tank 1020
Fuel tank 2 inside, and be connected to the flange 1010 of support shaft 1041 and be attached to fuel tank 2, this completes fuel confession
To the assembling of equipment 1001(Installation steps).Now, the integrated package 1030 that pushed down on by elastic component 43,1050,1060,
30th, 50,60 relative positions relative to flange 10 in axial direction will change, until the contact of nutsch filter 1051 is placed in fuel tank
Sub- tank 20 on 2 bottom 2c.Therefore, it can regulation by joint angle θ along the circumferential direction and elastic component 1043 along axle
Apply the change in location of side towards restoring force to direction and freely determine integrated package 1030,1050,1060 inside fuel tank 2
Installation site but regardless of the installation site of flange 10 how.As such, it is possible to further improve the logical of fuel-supplying unit 1001
The property used.
In addition, in fuel-supplying unit 1001 constructed as described above, integrated package 1030,1050,1060 is relative
Limited by intermediate member 1042 in the relative position change along the circumferential direction of single support shaft 1041.Therefore, install at it
Afterwards, installation site of the integrated package 1030,1050,1060 inside fuel tank 2 just unlikely along the circumferential direction offsets.Especially
It is, in fuel-supplying unit 1001, due to the plane-plane contact of intermediate member discussed above 1042, can reliably limit
Relative position change of the integrated package 1030,1050,1060 relative to support shaft 1041 along the circumferential direction.So, supply in fuel
In to equipment 1001, it is possible to the installation site of stable integrated package 1030,1050,1060, and therefore except realizing fuel
The required fuel transportation performance and remaining fuel amounts inspection of pump installation 1050 can also be ensured outside the versatility of supply arrangement 1001
Survey the required detection performance of device 1060.
In addition, in fuel-supplying unit 1001, intermediate member 1042 is designed to hollow circuit cylinder tubulose body, and pressure is adjusted
Section device 1054 is received inside intermediate member 1042.So, the fuel storage space in fuel tank 2 can also increase corresponding in
Between in component 1042 installation volume of pressure regulator 1054 quantity.
(3rd embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the third embodiment of the present invention.
As shown in FIG. 16 and 17,3rd embodiment is the improvement of second embodiment.That is, according to 3rd embodiment, air ring
Circle 1070 adds to the fuel-supplying unit of second embodiment.
Especially, the support shaft 1041 of 3rd embodiment in axial direction extends to meet fuel compared with second embodiment
The change of the depth of case 2.Because this change, the edge of ring washer 1070 of cylindrical tubular body is made up and is designed to of resin material
Axial direction is inserted between flange 1010 and elastic component 1043, wherein the peace of axial direction and support shaft 1041 to flange 1010
Dress direction overlaps.Therefore, when the axial width of the depth adjustment ring washer 1070 based on fuel tank 2(Axial length)When, only
Only need the depth based on fuel tank 2 to change the length of support shaft 1041, and therefore identical length can be used(It is common long
Degree)Elastic component 1043.Therefore, it can further improve the versatility of fuel-supplying unit.
(Fourth embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the fourth embodiment of the present invention.
Referring to Figure 18 to 21, fourth embodiment is the improvement of first embodiment.In the governor motion 2040 of fourth embodiment
In, the support shaft 2041 in flange 10 is made up and be press-fitted into securely of metal material, and there is centre bore 2411, centre bore
2411 have polygonal crosssection along its axial view(Polygonal shape), more specifically hexagonal cross-section(Hexagon shape
Shape), and centre bore 2411 forms inner space 410.In in the following description, the circumferencial direction of support shaft 2041 also will be by
The axial direction of referred to as circumferencial direction, and support shaft 2041 will also be called axial direction for short.
In governor motion 2040, as shown in Figure 18 and 21, it is made up of resin material and is one of intermediate member 2042
First bracket 2044 of part is designed to cup shell and the corresponding portion of 300 The lid component 30 that is open as an entirety and formation
Divide and form an entirety.Therefore, the first bracket 2044 has joining part 2044b, and joining part 2044b is upper with The lid component 30
Portion forms an entirety and is connected to thereon.Therefore, the The lid component 30 for an entirety being formed with the first bracket 2044 just can be with
Limit the first bracket 2044 in axial direction to change with the relative position of both circumferencial directions with The lid component 30, that is, limit first
Displacement to axial between bracket 2044 and The lid component 30 and the relative circumferential rotation between the first bracket 2044 and The lid component 30
Turn.
First bracket 2044 receives support shaft 2041, and coaxially places with support shaft 2041, and such support shaft 2041 is just
Can along the circumferential direction rotate relative to the first bracket 2044.The first bracket 2044 around support shaft 2041 has two longitudinal directions
Groove 2044a, and cannelure 2044a is respectively formed on two circumferential positions of the first bracket 2044 and in axial direction prolongs
Stretch.
In governor motion 2040, from resin material make and with the first bracket 2044 with to form intermediate member
2042 the second bracket 2045 is placed in the inner radial of the first bracket 2044.It is coaxial with support shaft 2041 as shown in Figure 18 to 20
The main body 2450 of the second bracket 2045 that ground is placed has external peripheral surface 2450a, and external peripheral surface 2450a is in axial view
In have polygonal crosssection(Polygonal shape), more specifically hexagonal cross-section(Hexagonal shape).When the second bracket
When the external peripheral surface 2450a of 2045 main body 2450 is assembled in centre bore 2411 from its downside, support shaft 2041 is circumferentially
Rotating against for direction will be limited by the second bracket 2045.The bonding part 2450c for being designed to flange is formed in the second bracket
In the bottom of 2045 main body 2450.Bonding part 2450c and the bottom from the support shaft 2041 on the downside of it engage to limit
Make the second shifting up relative to support shaft 2041 of bracket 2045.
Two assembled portions 2450b are respectively formed in the second bracket 2,045 two each other in diametrically opposite circumference position
Put.Each assembled portion 2450b is respectively provided with U-shaped cross-section and in a downwardly direction the bottom from main body 2450 is stretched out.Such as
Shown in Figure 18 and 21, each an assembled portion 2450b axially corresponding longitudinal direction of the slidable fit to the first bracket 2044
In groove 2044a.Assembled portion 2450b slides axially be assembled in cannelure 2044a respectively, and such second bracket 2045 just connects
To the first bracket 2044, so what the first bracket 2044 and the second bracket 2045 just can extend along groove 2044a longitudinally in each
Axial direction is moved relative to each other, but can not be along each assembled portion 2450b contact phase of wherein the second bracket 2045
The circumferencial direction of the circumference opposite side of the cannelure 2044a for answering is moved relative to each other.In addition, in the present embodiment, the
One bracket 2044 has two and removes restricted part 2044d, and they are respectively from two circumferential positions radial direction of the first bracket 2044
Inwardly stretch out.The upper end of assembled portion 2450b contacts with restricted part 2044d is removed, and so limits the second bracket 2045
From removing for the first bracket 2044.
With said structure, it is possible to change the cannelure of the first bracket 2044 that an entirety is formed with The lid component 30
2044a and the rigging position being connected between assembled portion 2450b of the second bracket 2045 of support shaft 2041, and therefore can
In axial direction to make relative displacement between the first bracket 2044 and support shaft 2041.Therefore, it is possible to be reliably achieved collection
Into relative position change of the component 20,30,50,60 relative to support shaft 2041 in axial direction.
Comparatively speaking, the 2044a of groove longitudinally in each and the company of the first bracket 2044 of an entirety are formed with The lid component 30
The circular contact being connected between corresponding assembled portion 2450b of the second bracket 2045 of support shaft 2041 limits first
Rotating against between bracket 2044 and support shaft 2041.It is relative therefore, it is possible to reliably limit integrated package 20,30,50,60
In the relative position change along the circumferential direction of support shaft 2041.
In addition, in the fourth embodiment, as shown in Figure 18,19 and 21, main body of the elastic component 43 in the second bracket 2045
2450 inner radial is coaxially receivable in the main body 2450 of the second bracket 2045, and such elastic component 43 just passes through the second support
Gap between assembled portion 2450b of frame 2045 extends downwardly from.The upper end of elastic component 43 and the master of the second bracket 2045
The top wall portion 2452 of body 2450 is engaged.The bottom of elastic component 43 with by the first bracket 2044 in the outside shape of support shaft 2041
Into The lid component 30 bottom 300c engagement.So, the elastic structure being axially inserted between the second bracket 2045 and The lid component 30
Part 43 will apply restoring force, and such elastic component 43 is not only towards the bottom 2c of fuel tank 2(I.e. in a downwardly direction)Promote integrated
Component 20,30,50,60, and along the second bracket 2045 direction of insertion towards support shaft 2041 inside(I.e. in upward direction)
Promote the second bracket 2045.
The manufacture of the fuel-supplying unit 2001 of fourth embodiment performs as follows.First, as shown in fig. 22, support shaft
2041 are press-fitted into securely in flange 10.Next, as shown in Figure 22 B, the main body 2450 of the second bracket 2045 assemble and
It is connected to the centre bore 2411 of support shaft 2041(Connection Step).Now, the second bracket coaxially placed with support shaft 2041
2045 rotate along the circumferential direction to adjust joint angle θ of the main body 2450 relative to centre bore 2411 relative to support shaft 2041(Ginseng
See Figure 19)The increment/decrement of 60 degree of span, i.e., 60 degree(One of first to the 6th 60 degree of increment/decrement), then body master
2450 are assembled in centre bore 2411 with adjusting angle, θ.
Next, as shown in fig. 22 c, elastic component 43 inserts the main body 2450 of the second bracket 2045.Then, such as Figure 22 D
Shown, assembled portion 2450b of the second bracket 2045 is slidably fitted to respectively the first bracket 2044a of the first bracket 2044
In, intermediate member 2042 is material is thus formed, it is the combination of the first and second brackets 2044,2045.The first of the present embodiment
Bracket 2044 the step of Figure 22 A before perform global formation step(It is coupled step)The lid component 30 is linked to using lid structure
The first bracket of global formation 2044 of part 30, so completes governor motion 2040 once the assembling for completing intermediate member 2042
Manufacture, as shown in figure 22e.
Then, integrated package 20,30,50,60 and governor motion 2040 are inserted inside fuel tank 2, and are connected to support
The flange 10 of axle 2041 is attached to fuel tank 2, this completes the manufacture of fuel-supplying unit 2001(Installation steps).This
When, relative position of the integrated package 20,30,50,60 relative to flange 10 in axial direction promoted by elastic component 43 will
Change, until sub- tank 20 contacts the bottom 2c of fuel tank 2.Therefore, it can the regulation by joint angle θ along the circumferential direction and bullet
Property component 43 in axial direction towards restoring force apply side change in location and determine integrated package 20,30,50,60 in fuel tank 2
Internal installation site, but regardless of the installation site of flange 10 is how.In addition, wherein the second bracket 2045 is to support shaft 2041
Assembling amount kept to the engagement of support shaft 2041 in constant situation by bonding part 2450c, the length of elastic component 43
Can keep constant by only changing the length of support shaft 2041.As such, it is possible to further improve fuel-supplying unit
2001 versatility.
In addition, in fuel-supplying unit 2001 constructed as described above, integrated package 20,30,50,60 is relative to list
The relative position change along the circumferential direction of individual support shaft 2041 is limited by intermediate member 2042.Therefore, after its installation,
Installation site of the integrated package 30,50,60 inside fuel tank 2 just unlikely along the circumferential direction offsets.Especially, in fuel
In supply arrangement 2001, the extensive of the elastic component 43 of the second bracket 2045 is promoted towards the press-fit direction of support shaft 2041 along it
Multiple power can remain the force-fitted state of the second bracket 2045 and support shaft 2041, and this can limit the second bracket 2045 and prop up
Rotating against between support axle 2041.Therefore, except the first and second brackets 2044,2045 the advantage slidably assembled it
Outward, can also reliably limit the relative position relative to support shaft 2041 along the circumferential direction of integrated package 20,30,50,60 to become
Change.In addition, in fuel-supplying unit 2001, the main body 2450 of the second bracket 2045 of intermediate member 2042 is assembled to support shaft
In 2041 centre bore 2411, the inclination of the support shaft 2041 guided by intermediate member 2042 can be thus limited.So,
Can be stably connected with to the installation site of the integrated package 20,30,50,60 of support shaft 2041, and therefore except realizing above
The required fuel transportation performance and residue of pump installation 50 can also be ensured outside the versatility of the fuel-supplying unit 2001 of discussion
The required detection performance of fuel amount detecting device 60.
Even if in addition, in fuel-supplying unit 2001, be provided with by made by metal material support shaft 2041 and including
The intermediate member 2042 of the second bracket 2045 by made by resin material.Therefore, in a similar manner to that of the first embodiment, can be with
Limit the generation of noise.
(5th embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the fifth embodiment of the present invention.
Referring to Figure 23 to 25, the 5th embodiment is the improvement of fourth embodiment.Second bracket 2045 of the 5th embodiment is wrapped
Include two projected claw 2450d respectively projected radially outwardly from assembled portion 2450b.The projected claw 2450d of the second bracket 2045
Contact with restricted part 2044d that removes of the first bracket 2044 respectively, so limit the second bracket 2045 from the first bracket
2044 remove.Even if in the 5th embodiment, the fuel-supplying unit 2001 formed in the way of similar to fourth embodiment
The advantage similar to fourth embodiment can also be realized.
(Sixth embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the sixth embodiment of the present invention.
Referring to Figure 26 to 28, sixth embodiment is the improvement of first embodiment.In the governor motion 3040 of sixth embodiment
In, intermediate member 3042 includes three brackets, i.e. the first bracket 3044, the second bracket 3045 and the 3rd bracket 3046.
Being connected to support shaft 41 and integrated package 20, the first bracket 3044 between 30,50,60 includes being separately positioned on two
Two joining part 3440b of individual circumferential location, each is circumferentially placed in the first bracket 3044 shown in Figure 27-30
Between the cannelure 440a of outer tubular member 440.Two engaging claw 3300b are separately positioned on the opening 300 around The lid component 30
The lid component 30 corresponding part two circumferential positions on.As shown in Figure 27 and 29, engaging claw 3300b point of The lid component 30
It is not press fitted into and therefore engages with engaging hole 3440c of the joining part 3440b of the first bracket 3044, such joining part
3440b just links to The lid component 30.Therefore, The lid component 30 can just limit the first bracket 3044 with The lid component 30 in axial direction
Change with the relative position of both circumferencial directions, that is, limit the displacement to axial between the first bracket 3044 and The lid component 30
And the first relative circumferential rotation between bracket 3044 and The lid component 30.In addition to above-mentioned point, the first support of sixth embodiment
Frame 3044 is similar to that the first bracket 44 of first embodiment.
It is connected in support shaft 41 and integrated package 20, the second bracket between 30,50,60 in the first bracket 3044
In 3045, as shown in Figure 26,28 and 30, the outer tubular member 450 being assembled in support shaft 41 has along the circumferential direction at equal intervals
Assembled portion 450b that ground is placed one by one, and each assembled portion 450b is respectively provided with connecting hole 3450e.Such as Figure 26
With shown in 28, support shaft 41 includes two two circumferential locations for being separately positioned on support shaft 41 and radially-inwardly stretches out
Connection pawl 3412.The connection pawl 3412 of support shaft 41 is snap fitted to respectively the connection of assembled portion 450b of the second bracket 3045
In the 3450e of hole, such assembled portion 450b is coupled to support shaft 41.Therefore, support shaft 41 is put relative to the second bracket 3045
Put, and between the relative circumferential rotation between the second bracket 3045 and support shaft 41 and the second bracket 3045 and support shaft 41
Displacement to axial is all restricted.In addition to above-mentioned point, the second bracket 3045 of sixth embodiment is similar to that
Second bracket 45 of one embodiment.
Compared with the first and second brackets 3044,3045, referring to Figure 26 and 27, it is connected between support shaft 41 and flange 10
The 3rd bracket 3046 be designed to four cylindrical tubular bodies coaxially placed with support shaft 41 and flange 10(There are four along it
The body of the cylindrical tube part radially arranged one by one).The most radially inward connecting tube part of the 3rd bracket 3046
3460 are fitted coaxially in the inner tubular member 3101 of coupling part 3100, and wherein coupling part 3100 is formed as bicylinder pipe
Shape body(That is, with the body of two cylindrical tube parts radially arranged one by one)And stretch downwards from flange 10
Go out.
As shown in Figure 26,28 and 31A, the rotation of the 3rd bracket 3046 being placed on the radial outside of connecting tube part 3460
Limit inner tubular member 3461 and there are two link slot 3461a, they are separately positioned on two circumferential positions and vertically
Direction extends.Gap 3463 is formed in the 3rd bracket 3046 rotationally constrained inner tubular member 3461 and is located at rotationally constrained tubulose
In radial position between the connection outer tube part 3462 of the radial outside of part 3461, and the upper end of support shaft 41 receives
In gap 3463.Two circumference positions that the connection pawl 3413 for radially-inwardly stretching out is respectively formed in the upper end of support shaft 41
Put.These connection pawls 3413 are engaged respectively by link slot 3461a with the inner tubular member 3101 of flange 10.In addition, as schemed
26th, shown in 27 and 31B, the multiple slit 3101b for along the circumferential direction being arranged one by one with roughly equal interval are formed
So that inner tubular member 3101 is divided into into some in inner tubular member 3101, each part is arranged in its distal portion office
There is hook portion 3101a.Connection pawl 3413 is snap fitted to respectively on corresponding two hook portion 3101a realize engagement therebetween
(Such as best image in Figure 26).Therefore, support shaft 41 is placed relative to the 3rd bracket 3046, and the 3rd bracket 3046
All it is subject to the relative circumferential rotation and the displacement to axial between the 3rd bracket 3046 and support shaft 41 between support shaft 41
Limit.
The company of being fitted coaxially to of outer tubular member 3102 of the coupling part 3100 of the double tubular body being designed in flange 10
Connect outer tube part 3462 and connect the rotationally constrained outer tubular of the radial outside of outer tube part 3462 in the 3rd bracket 3046
In gap 3465 between part 3464.In addition, as shown in Figure 27,28 and 31A, four connection pawl 3464a are respectively formed at rotation
Turn on four circumferential positions of restriction outer tubular member 3464 radially-inwardly to stretch out.These connections pawl 3464a is pushed to method
On blue 10 outer tubular member 3102 and contact.By between the connection pawl 3464a and outer tubular member 3102 of flange 10
This promotion contact and connect engagement of the pawl 3413 by link slot 3461a and hook portion 3101a, flange 10 is relative to the 3rd
Bracket 3046 is placed, and can thus limit relative circumferential rotation and the 3rd bracket between the 3rd bracket 3046 and flange 10
Displacement to axial between 3046 and flange 10.
With said structure, it is possible to change with The lid component 30 engage the first bracket 3044 cannelure 441a with it is relative
Rigging position between assembled portion 450b of the second bracket 3045 that support shaft 41 is placed, and therefore can be in the first support
Relative displacement is in axial direction made between frame 3044 and support shaft 41.Here, support shaft 41 and flange 10 are relative to the 3rd support
Frame 3046 is in axial direction placed.Therefore, it is possible to be reliably achieved integrated package 20,30,50,60 relative to support shaft 41 and method
Blue 10 relative position changes in axial direction.
Comparatively speaking, the 441a of groove longitudinally in each of the first bracket 3044 for engaging with The lid component 30 with relative to support shaft
Circular contact between corresponding assembled portion 450b of 41 the second brackets 3045 placed limits the first bracket 3044
Rotating against between support shaft 41.Here, support shaft 41 is along the circumferential direction put with flange 10 relative to the 3rd bracket 3046
Put.Therefore, it is possible to reliably limit phase of the integrated package 20,30,50,60 relative to support shaft 41 and flange 10 along the circumferential direction
To change in location.
The manufacture of fuel-supplying unit 3001 performs as follows.First, as shown in fig. 32 a, flange 10 and support shaft 41 are relative
Place and be connected to the 3rd bracket 3046(Connection Step).Now, be connected to the 3rd bracket 3046 of support shaft 41 relative to
Flange 10 rotates, and angle is coupled by the 3rd bracket 3046 between such flange 10 and support shaft 41(Referring to Figure 29)Just can be with
Along the circumferential direction freely adjust, then flange 10 and support shaft 41 are just with by the adjustment angle of the 3rd bracket 3046Connection
Together.
Next, as shown in fig. 32b, assembled portion 450b of the second bracket 3045 is axially slidably assembled to respectively first
In the cannelure 441a of bracket 3044.Then, as shown in fig. 32 c, the bracket of inner tubular member 441 and second of the first bracket 3044
In the 3045 insertion support shaft 41 of outer tubular member 450, the outer tubular member 450 of such second bracket 3045 is coupled to support
Axle 41(Connection Step).Now, the second bracket 3045 that support shaft 41 is rotated will be connected to the first bracket 3044 is circumferentially square
To joint angle θ relative to support shaft 41(Referring to Figure 30)Adjust the span of 180 degree, i.e. 180 increment/decrement, then second
Bracket 3045 is connected to support shaft 41 with the angle, θ of the regulation.
Then, as shown in fig. 32d, elastic component 43 is inserted and formed by the second bracket 3045 and inside support shaft 41
Gap 453.Afterwards, as shown in fig. 32e, the joining part 3440b connection being formed in the outer tubular member 440 of the first bracket 3044
The The lid component 30 to integrated package 20,30,50,60 is tied, governor motion 3040 as shown in Figure 32 F is this completes
Assembling(It is coupled step).
Then, integrated package 20,30,50,60 and governor motion 3040 are inserted inside fuel tank 2, and are connected to support
The flange 10 of axle 41 is attached to fuel tank 2, this completes the manufacture of fuel-supplying unit 3001(Installation steps).Now,
Relative position of the integrated package 20,30,50,60 promoted by elastic component 43 relative to flange 10 in axial direction will become
Change, until sub- tank 20 contacts the bottom 2c of fuel tank 2.Therefore, it can by connection angle along the circumferential directionWith joint angle θ
Adjust and elastic component 43 in axial direction applies the change in location of side and determines that integrated package 20,30,50,60 exists towards restoring force
Installation site inside fuel tank 2 but regardless of the installation site of flange 10 how.In addition, wherein the second bracket 3045 is to support
The assembling amount of axle 41 is kept in constant situation by the engagement between connecting hole 3450e and connection pawl 3412, elastic component 43
Length can keep constant by only changing the length of support shaft 41.As such, it is possible to further improve fuel-supplying unit
3001 versatility.
In addition, in fuel-supplying unit 3001 constructed as described above, integrated package 20,30,50,60 is relative to list
The relative position change along the circumferential direction of individual support shaft 43001 is limited by intermediate member 3042.Therefore, integrated package 20,
30th, 50,60 installation sites inside fuel tank 2 unlikely along the circumferential direction offset.Therefore, it is possible to reliably limit integrated
Relative position change of the component 20,30,50,60 relative to support shaft 41 along the circumferential direction.In addition, in fuel-supplying unit 3001
Interior, the outer tubular member 450 of the second bracket 3045 of intermediate member 3042 is mounted in support shaft 41, thus can be limited
The inclination of the support shaft 41 guided by outer tubular member 450.In this manner it is possible to be stably connected with to the integrated package of support shaft 41
20th, 30,50,60 installation site, and therefore in addition to realizing the versatility of fuel-supplying unit discussed above 3001
The required fuel transportation performance of pump installation 50 and the required detection performance of residual fuel amount detecting device 60 can also be ensured.
Even if in addition, in fuel-supplying unit 3001, be provided with by made by metal material support shaft 41 and including by
The intermediate member 3042 of the second bracket 3045 made by resin material.Therefore, in a similar manner to that of the first embodiment, can limit
The generation of noise processed.
(7th embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the seventh embodiment of the present invention.
Referring to Figure 33 to 35, the 7th embodiment is the improvement of sixth embodiment.In the governor motion 4040 of the 7th embodiment
In, it is made up of resin material and is that first bracket 4044 of a part of intermediate member 4042 is designed to cup shell and and shape
Appropriate section into the The lid component 30 of opening 300 forms an entirety.Therefore, the first bracket 4044 has and links to The lid component 30
Top joining part 4044b.Therefore, the The lid component 30 for forming an entirety with the first bracket 4044 can just limit first
Bracket 4044 in axial direction changes with The lid component 30 with the relative position of both circumferencial directions, that is, limit the first bracket 4044
Displacement to axial between The lid component 30 and the relative circumferential rotation between the first bracket 4044 and The lid component 30.
The first bracket 4044 coaxially placed with support shaft 41 receives support shaft 41, and such support shaft 41 just can be relative
Along the circumferential direction rotate in the first bracket 4044.The first bracket 4044 around support shaft 41 has two cannelure 4044a, and
Cannelure 4044a is respectively formed on two circumferential positions of the first bracket 4044 and in axial direction extends.
In governor motion 4040, from resin material make and with the first bracket 4044 with to form intermediate member
4042 the second bracket 4045 is placed in the inner radial of the first bracket 4044, and such second bracket 4045 is just with support shaft 41 substantially
Coaxially.As shown in Figure 33,34,36 and 37, two connection pawl 4451a are formed in the inner tubular member 4451 of second bracket 4045
On two circumferential positions, wherein the second bracket 4045 is assembled in support shaft 41 from its downside.Two connecting holes 4412 distinguish shape
Into on two circumferential positions of support shaft 41.Along the circumferential direction with the roughly equal connection pawl 4451a difference being spaced apart
In being snap fitted to connecting hole 4412, such inner tubular member 4451 is just connected to each other with support shaft 41.Therefore, the phase of support shaft 41
For the second bracket 4045 is placed, and the relative circumferential rotation between the second bracket 4045 and support shaft 41 and the second bracket
Displacement to axial between 4045 and support shaft 41 is all restricted.
Two assembled portions 4450b for extending radially out are respectively formed at the outer tubular member 4450 of the second bracket 4045
Two circumferential positions on.As seen in figs. 33 and 34, each assembled portion 4450b axially slidable fit to the first bracket
In a 4044 corresponding cannelure 4044a.Assembled portion 4450b slides axially be assembled in cannelure 4044a respectively, this
The second bracket of sample 4045 is coupled to the first bracket 4044, so the first bracket 4044 and the second bracket 4045 just can be along every
The axially extending direction of individual cannelure 4044a is moved relative to each other, but can not be along each of wherein the second bracket 4045
Assembled portion 4450b contacts the circumferencial direction of the relative circumferential side wall of a corresponding cannelure 4044a and is moved relative to each other.
In addition, according to the present embodiment, when the outer tubular member 4450 of the second bracket 4045 contact as The lid component 30 a part and
When removing restricted part 4044d of the first bracket 4044 is fixed to, the second bracket 4045 is limited from the shifting of the first bracket 4044
Remove.
In governor motion 4040, from resin material make and with the first and second brackets 4044,4045 with shape
The 3rd bracket 4046 into intermediate member 4042 is designed to the bicylinder tubular body coaxial with support shaft 41 and flange 10, such as Figure 33
With shown in 34.In the 3rd bracket 4046, the two connection pawl 4461a for radially stretching out are respectively formed at and are assembled to support
In two circumferential positions of the inner tubular member 4461 of the 3rd bracket 4046 in the upper end of axle 41.As shown in Figure 33 and 34,
Two connecting holes 4413 are respectively formed on two circumferential positions of support shaft 41.Along the circumferential direction with roughly equal interval one
Respectively snap-fitted enters the connecting hole 4413 of support shaft 41 to the individual connection pawl 4461a for connecing the inner tubular member 4461 that a ground is placed
And engage, such inner tubular member 4461 and support shaft 41 are just connected to each other.Therefore, support shaft 41 is relative to the 3rd support
Frame 4046 is placed, and the relative circumferential rotation between the 3rd bracket 4046 and support shaft 41 and the 3rd bracket 4046 and support shaft
Displacement to axial between 41 is all restricted.
As shown in Figure 33,34 and 38, the outer tubular member 4464 of the 3rd bracket 4046 is located at the footpath of inner tubular member 4461
Laterally, such support shaft 41 is remained between inner tubular member 4461 and outer tubular member 4464.3rd bracket 4046
Outer tubular member 4464 be coaxially connected on the cylinder coupling part 4100 extended downwardly from from flange 10.Here, such as Figure 38
Shown, four crack 4100b are respectively formed in coupling part 4100 four circumferential positions with by the phase of coupling part 4100
Etc. ground be divided into four parts, each part is provided with hook portion 4100a in its distal portion office(See also Figure 34)With with
The outer tubular member 4464 of the 3rd bracket 4046 is engaged.The hook portion 4100a snap-fitted of coupling part 4100 is to the 3rd bracket
Engagement of 4046 outer tubular member 4464 with realization therebetween.In addition, four connection pawl 4464a(Referring to Figure 36 and 37)Exist respectively
Four circumferential locations of the outer tubular member 4464 of the 3rd bracket 4046 are extended radially out.Connection pawl 4464a is assembled respectively
To in the crack 4100b of coupling part 4100.Therefore, flange 10 is placed relative to the 3rd bracket 4046, and the 3rd bracket
Relative circumferential rotation and the displacement to axial between the 3rd bracket 4046 and flange 10 between 4046 and flange 10 is all subject to
Limit.
With said structure, it is possible to change the cannelure of the first bracket 4044 that an entirety is formed with The lid component 30
Rigging position between assembled portion 4450b of 4044a and the second bracket 4045 placed relative to support shaft 41, and therefore
Relative displacement can be in axial direction made between the first bracket 4044 and support shaft 41.Here, support shaft 41 and flange 10
In axial direction place relative to the 3rd bracket 4046.Therefore, it is possible to be reliably achieved integrated package 20,30,50,60 relative to
The relative position change in axial direction of support shaft 41 and flange 10.
Comparatively speaking, the 4044a of groove longitudinally in each and phase of the first bracket 4044 of an entirety are formed with The lid component 30
Circular contact between corresponding assembled portion 4450b of the second bracket 4045 placed for support shaft 41 limits the
Rotating against between one bracket 4044 and support shaft 41.Here, support shaft 41 and flange 10 are relative to the edge of the 3rd bracket 4046
Circumferencial direction is placed.Therefore, it is possible to reliably limit integrated package 20,30,50,60 relative to support shaft 41 and flange 10 along circle
The relative position change of circumferential direction.
In addition, in the 7th embodiment, as shown in Figure 33 to 37, elastic component 43 is coaxially receivable in the second bracket 4045
Inner tubular member 4451 inner radial.The second bracket 4045 inside the upper end of elastic component 43 and support shaft 41 it is interior
The top wall portion 4452 of tubular portion 4451 is engaged.The bottom of elastic component 43 with by the first bracket 4044 in support shaft 2041
The bottom 300c engagements of the The lid component 30 that outside is formed.So, it is axially inserted between the second bracket 4045 and The lid component 30
Elastic component 43 will apply restoring force, and such elastic component 43 is not only towards the bottom 2c of fuel tank 2(I.e. in a downwardly direction)Push away
Dynamic integrated package 20,30,50,60, and along the second bracket 4045 direction of insertion towards support shaft 41 inside(I.e. along upward
To)Promote the second bracket 4045.
The manufacture of fuel-supplying unit 4001 performs as follows.First, as shown in Figure 39 A, the interior tubulose of the second bracket 4045
Part 4451 is assembled in support shaft 41, and such inner tubular member 4451 is coupled to support shaft 41(Connection Step).Now, prop up
Support axle 41 rotate with by the second bracket 4045 each connection pawl 4451a relative to support shaft 41 joint angle θ(Referring to Figure 37)
Along the circumferential direction adjust the span of 180 degree, i.e. the increment/decrement of 180 degree, then the second bracket 4045 is with the angle, θ of the regulation
It is connected to support shaft 41.
Next, as shown in Figure 39 B, flange 10 and support shaft 41 are staggered relatively and be connected to the 3rd bracket 4046(Even
Connect step).Now, the 3rd bracket 4046 for being connected to support shaft 41 rotates relative to flange 10, such flange 10 and support shaft
By the connection angle of the 3rd bracket 4046 between 41(Referring to Figure 38)Just can along the circumferential direction adjust 90 degree of span i.e. 90 degree
Increment/decrement, then flange 10 and support shaft 41 are just with by the adjustment angle of the 3rd bracket 4046Link together.
Next, as shown in Figure 39 C, elastic component 43 is inserted in the inner tubular member 4451 of the second bracket 4045.Connect down
Come, as shown in Figure 39 D, assembled portion 4450b of the second bracket 4045 is axially slidably assembled to respectively the first bracket 4044
In cannelure 4044a.First bracket 4044 of the present embodiment the step of Figure 39 A before perform global formation step(It is coupled
Step)The lid component 30 is linked to using the first bracket of global formation 4044 of The lid component 30, so once the second bracket 4050
Assembled portion 4450b is slidably matched to respectively in the cannelure 4044a of the first bracket 4044, just completes governor motion 3040
Manufacture, as shown in Figure 39 E.
Then, integrated package 20,30,50,60 and governor motion 4040 are inserted inside fuel tank 2, and are connected to support
The flange 10 of axle 41 is attached to fuel tank 2, this completes the manufacture of fuel-supplying unit 4001(Installation steps).Now,
Relative position of the integrated package 20,30,50,60 promoted by elastic component 43 relative to flange 10 in axial direction will become
Change, until sub- tank 20 contacts the bottom 2c of fuel tank 2.Therefore, it can by connection angle along the circumferential directionWith joint angle θ
Adjust and elastic component 43 in axial direction applies the change in location of side and determines that integrated package 20,30,50,60 exists towards restoring force
Installation site inside fuel tank 2, but regardless of the installation site of flange 10 is how.In addition, wherein the second bracket 4045 to
The assembling amount of support axle 41 is kept in constant situation by the engagement connected between pawl 4451a and connecting hole 4412, elastic component 43
Length can keep constant by only changing the length of support shaft 41.As such, it is possible to further improve fuel supply set
Standby 4001 versatility.
In addition, in fuel-supplying unit 4001 constructed as described above, integrated package 20,30,50,60 is relative to list
The relative position change along the circumferential direction of individual support shaft 41 is limited by intermediate member 4042.Therefore, after its installation, collection
Just unlikely along the circumferential direction offset into installation site of the component 20,30,50,60 inside fuel tank 2.Therefore, it is possible to can
The relative position change relative to support shaft 41 along the circumferential direction of integrated package 20,30,50,60 is limited by ground.In addition, in fuel
In supply arrangement 4001, the inner tubular member 4451 of the second bracket 4045 of intermediate member 4042 is mounted in support shaft 41,
The inclination of the support shaft 41 guided by inner tubular member 4451 can thus be limited.In this manner it is possible to be stably connected with to support
The installation site of the integrated package 20,30,50,60 of axle 41, and therefore except realizing fuel-supplying unit discussed above
The required fuel transportation performance and residual fuel amount detecting device 60 of pump installation 50 can also be ensured outside 4001 versatility
Required detection performance.
Even if in addition, in fuel-supplying unit 4001, be provided with by made by metal material support shaft 41 and including by
The intermediate member 4042 of the second bracket 4045 made by resin material.Therefore, in a similar manner to that of the first embodiment, can limit
The generation of noise processed.
(8th embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the eighth embodiment of the present invention.
Referring to Figure 40 and 41, the 8th embodiment is the improvement of the 7th embodiment.In the governor motion 5040 of the 8th embodiment
In, by metal material make and be intermediate member 5042 cylinder of the 3rd bracket 5046 with support shaft 41 of a part on
End part 5414 forms an entirety.Therefore, wherein the 3rd bracket 5046 is positioned the 3rd bracket 5046 relative to support shaft 41
Positioning states in be connected to support shaft 41.
3rd bracket 5046 is coaxially connected to the cylinder coupling part 5100 extended downwardly from from flange 10.In the 3rd bracket
In 5046, the two connection pawl 5046a for radially stretching out are respectively formed on two circumferential positions.In axial direction extend
Eight link slot 5100b be respectively formed on eight circumferential positions of coupling part 5100, and this eight circumferential positions are along circle
Circumferential direction is placed one by one with roughly equal interval.Each connection pawl 5046a connects wherein pawl 5046a press-fittings
Close and a corresponding link slot 5100b is connected in the force-fitted state in corresponding link slot 5100b.Therefore, the phase of flange 10
For the 3rd bracket 5046 is positioned, and the relative circumferential rotation between the 3rd bracket 5046 and flange 10 and the 3rd bracket 5046
Displacement to axial between flange 10 is all restricted.
8th embodiment can be improved according to the mode in Figure 42 and 43.Especially, the improvement for showing in Figure 42 and 43
In, each connection pawl 5046a has hook portion 5046b in the distal portion office of connection pawl 5046a.And, each link slot
5100b is respectively provided with connecting hole 5100a, and wherein connecting hole 5100a is extended radially inwardly from the external peripheral surface of coupling part 5100
And the opening at the radial direction outer slot bottom of link slot 5100b.Each connection pawl 5046a is all assembled into a corresponding link slot
In 5100b, the hook portion 5046b for so connecting pawl 5046a is just snap fitted to the connecting hole of corresponding link slot 5100b
In 5100a.In this manner it is possible to reliably limit the axial displacement between the 3rd bracket 5046 and flange 10.
Except support shaft 41 is pre-connection(Pre- engagement is formed together)To the 3rd bracket 5046, support shaft 41 is connected to
It is coupled angle between flange 10, and flange 10 and support shaft 41(Referring to Figure 40 and 42)Along the circumferential direction adjust 45 degree across
Outside the increment/decrement that i.e. 45 degree of degree, the 8th embodiment or its improved fuel-supplying unit 5001 are with real similar to the 7th
Apply what the mode of example was manufactured.Therefore, even if in the 8th embodiment and its improvement, it is also possible to realize similar to the 7th embodiment
Advantage.
(9th embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the ninth embodiment of the present invention.
Referring to Figure 44 and 45, the 9th embodiment is the improvement of the 8th embodiment.In the 3rd bracket 5046 of the 9th embodiment
In, a circumferential part of the cylindrical upper end part 5414 of support shaft 41 bends to form connection pawl 5046c radially outward.Three
A semicircle circumferential portions of the individual transverse groove 5103c in the cylindrical connecting portion 5103 extended downwardly from from flange 10(The circle of 180 degree
All scopes)In along the circumferential direction arranged one by one with roughly equal interval.Connection pawl 5046c inserts a corresponding horizontal stroke
To in groove 5103c.
Each transverse groove 5103c along the circumferential direction extends arc and is connected to by a corresponding link slot
5103e leads to the gathering sill 5103d of the lower end of coupling part 5103.In addition, in the present embodiment, the upper part of support shaft 41
5414 keep helical spring 5415 by made by metal material, such helical spring 5415 to remain in upper part 5414 and connect
Between socket part point 5103.Therefore, connect pawl 5046c to insert corresponding to connection through corresponding link slot 5103e from gathering sill 5103d
Knot angle(Referring to Figure 44)A corresponding transverse groove 5103c in, and the restoring force by helical spring 5415 is pushed to accordingly
On transverse groove 5103c.Therefore, flange 10 is in positioning states(Lock-out state)In be connected to the 3rd bracket 5046, in the positioning shape
In state, relative between the displacement to axial and the bracket 5046 of flange 10 and the 3rd between flange 10 and the 3rd bracket 5046 is justified
Zhou Xuanzhuan is limited.
In the 9th embodiment, except the pre-connection of support shaft 41(Pre- engagement is formed together)To the 3rd bracket 5046,
Support shaft 41 is connected between flange 10, and flange 10 and support shaft 41 and is coupled angleAlong the circumferential direction adjust 60 degree across
Outside the increment/decrement that i.e. 60 degree of degree, fuel-supplying unit 5001 is manufactured in the mode similar to the 7th embodiment.Cause
This, even if in the 9th embodiment, it is also possible to realize the advantage similar to the 7th embodiment.
(Tenth embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the tenth embodiment of the present invention.
Referring to Figure 46 and 47, the tenth embodiment is the improvement of the 8th embodiment.In the 3rd bracket 5046 of the tenth embodiment
In, two circumferential parts of the cylindrical upper end part 5414 of support shaft 41 are recessed forming two connection bumps radially inward
5046d.The cylindrical connecting portion 5104 extended downwardly from from flange 10 includes six along the circumferential direction with roughly equal interval
The connection pawl 5105 arranged one by one.Each connection bump 5046d connection pawl corresponding to connection pawl 5105
5105 engagements.
In the present embodiment, each connection pawl 5105 is with chevron(The form of the ridge for extending radially out)Radially outward
Stretch out with axial direction watch when in the cross section of coupling part 5104 have two side 5105a.In upper part
With the radially-inwardly recessed equal snap-fitted of each connection bump 5046d of chevron and therefore phase is pushed in 5414 cross section
Answer on one of end face 5105a of a connection pawl 5105.Therefore, flange 10 is in positioning states(Lock-out state)In be connected to the 3rd
Bracket 5046, the relative circumferential rotation and flange 10 and the 3rd in the positioning states, between the bracket 5046 of flange 10 and the 3rd
Displacement to axial between bracket 5046 is limited.
In the tenth embodiment, except the pre-connection of support shaft 41(Pre- engagement is formed together)To the 3rd bracket 5046,
Support shaft 41 is connected between flange 10, and flange 10 and support shaft 41 and is coupled angle(Referring to Figure 46)Along the circumferential direction adjust
The span of 60 degree of section is that outside 60 degree of increment/decrement, fuel-supplying unit 5001 is in the mode similar to the 7th embodiment
Manufacture.Therefore, even if in the tenth embodiment, it is also possible to realize the advantage similar to the 7th embodiment.
(11st embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the 11st embodiment of the present invention.
Reference picture 48A to 49B, the 11st embodiment is the improvement of second embodiment.Although in being not explicitly shown accompanying drawing,
Be in the fuel-supplying unit 6001 of the 11st embodiment, without as arrange in the first embodiment return duct 1013 and
Loop 1047, and with the first embodiment be provided with pressure regulator 54 to pump installation 1050.
In the governor motion 6040 of the 11st embodiment, intermediate member 6042 becomes an entirety with support shaft 6041,
Cylinder tube shape is made up and is designed to support shaft 6041 of metal material, so except being press-fitted into flange 1010 securely in
Outside the upper part of support shaft 6041, support shaft 6041 just can radially flatten to form flat 6417.Middle structure
Part 6042 forms two joining part 1042a, and they are planes and parallel to each other to form double in flat 6417
Side part(It is i.e. parallel, with each other in the part of diametrically opposite two planar sides).Respond this of intermediate member 6042
Configuration, as shown in Figure 48 A and 48B, pump bracket 1030 has an opening 6300, and its split shed 6300 is formed as elongated hole and wherein
Coaxially it is assembled with support shaft 6041.The inner circumferential surface 6300a of opening 6300 has two planar portions substantially parallel to one another
Divide 1300b.Each joining part 1042a is coupled to a corresponding planar section of the inner circumferential surface 6300a of opening 6300
1300b and plane-plane contact is formed between.By between each joining part 1042a and corresponding planar section 1300b
Plane-plane contact, it becomes possible to realize the displacement to axial between pump bracket 1030 and intermediate member 6042, and restrictive pump support
Relative circumferential rotation between frame 1030 and intermediate member 6042.
Therefore, it can the bonding station by axially changing joining part 1042a to planar section 1300b, formed
The pump bracket 1030 of planar section 1300b with the intermediate member 6042 with joining part 1042a become entirety
Axially opposing displacement is carried out between support axle 6041.Therefore, it is possible to be reliably achieved integrated package 1030,1050,1060 relative to
The relative position change in axial direction of support shaft 6041.
In addition, by being circumferentially formed thereon between each joining part 1042a and a corresponding planar section 1300b
Plane-plane contact, it is possible to which limiting becomes the support shaft 6041 of an entirety with the intermediate member 6042 with joining part 1042a
Rotating against between the pump bracket 1030 for forming planar section 1300b.Therefore, it is possible to reliably limit integrated package
1030th, 1050, the 1060 relative position change relative to support shaft 6041 along the circumferential direction.
In addition to following 2 points, the fuel-supplying unit 6001 of the 11st embodiment as above is with similar to
What the mode of two embodiments was manufactured.First relative to the manufacture method of second embodiment of the manufacture method of the 11st embodiment
Difference is as follows.Especially, pump bracket is inserted intermediate member 6042 is integrally formed in advance into support shaft therein 6041
When in 1030 opening 6300, each the corresponding planar portions being coupled with a corresponding joining part 1042a can be chosen
Divide 1300b(It is coupled step).So, joint angle θ between intermediate member 6042 and pump bracket 1030(Referring to Figure 48 B)Just can be with
The span for along the circumferential direction adjusting 180 degree is the increment/decrement of 180 degree, and then intermediate member 6042 is assembled to pump bracket 1030
In.In addition, the manufacture method of the 11st embodiment is as follows relative to second difference of the manufacture method of second embodiment.Especially
Ground, including the pump installation 1050 of pressure regulator 54 is attached to pump bracket 1030 together with residual fuel amount detecting device 1060.
It is the 11st embodiment for manufacturing in the above described manner according to wherein fuel-supplying unit 6001, except adjusting with pressure
Outside the advantage of the correlation of device 1054, it is possible to achieve the advantage similar with second embodiment.
(12nd embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the 12nd embodiment of the present invention.
With reference to Figure 50 and 51, the 12nd embodiment is the improvement of second embodiment.Although in being not explicitly shown accompanying drawing,
In the fuel-supplying unit 7001 of the 12nd embodiment, do not have as arranging return duct 1013 in the first embodiment and returning
Road 1047, and with the first embodiment be provided with pressure regulator 54 to pump installation 1050.
In the governor motion 7040 of the 12nd embodiment, propping up for cylindrical tubular body is made up and is designed to of metal material
Support axle 7041 is coaxially inserted in the opening 1300 of pump bracket 1030.Support shaft 7041 has eight cannelure 7041a, and each is indulged
To the crack that groove 7041a is all formed as in axial direction extending.
With reference to Figure 50, in governor motion 7040, two engaging holes 7300b are formed about the pump bracket of opening 1300
On two circumferential positions of 1030 part, and the intermediate member of cylindrical bar is made up and is designed to of resin material
7042 are inserted through engaging hole 7300b.Two ends of intermediate member 7042 form respectively two joining part 7042a, wherein
Joining part 7042a is engaged respectively and therefore is linked to engaging hole 7300b.Assembled portion 7042b component 7042 formed between
Between middle joining part 7042a and it is assemblied in corresponding two cannelure 7041a in each, the two cannelures
7041a radially leads to respectively engaging hole 7300b, and such assembled portion 7042b is just circumferentially assemblied in corresponding two longitudinal directions
On each two relative circumferential side walls of groove 7041a.Assembled portion 7042b realizes the company relative to support shaft 7041
State is connect, this makes it possible to realize the displacement to axial between assembled portion 7042b and support shaft 7041, and assembled portion
Relative circumferential between 7042b and support shaft 7041 is rotated just due to assembled portion 7042b cannelure 7041a corresponding with each
Circumferential side wall contact along the circumferential direction and be restricted.
By said structure, can be by by the corresponding of assembled portion 7042b of intermediate member 7042 to support shaft 7041
The rigging position of two cannelure 7041a axially changes, and carries out to axial between support shaft 7041 and pump bracket 1030
Displacement, two of which cannelure 7041a corresponds respectively to engaging hole 7300b of pump bracket 1030.Therefore, it is possible to be reliably achieved
Relative position change of the integrated package 1030,1050,1060 relative to support shaft 7041 in axial direction.
Furthermore it is possible to assembled portion 7042b of the intermediate member 7042 by being bonded to pump bracket 1030 with it is corresponding respectively
Circular contact between corresponding two cannelure 7041a of the support shaft 7041 of engaging hole 7300b of pump bracket 1030 is limiting
Relative circumferential rotation between support shaft processed 7041 and pump bracket 1030.Therefore, it is possible to reliably limit integrated package 1030,
1050th, the 1060 relative position change relative to support shaft 7041 along the circumferential direction.
In addition to following 2 points, the fuel-supplying unit 7001 of the 12nd embodiment as above is with similar to
What the mode of two embodiments was manufactured.First relative to the manufacture method of second embodiment of the manufacture method of the 12nd embodiment
Difference is as follows.Especially, in the opening 1300 that support shaft 7041 is inserted pump bracket 1030 and and then by intermediate member 7042
When being assembled to engaging hole 7300b, selection is wherein assembled with corresponding two cannelure 7041a of assembled portion 7(Installation step).Cause
This, joint angle θ between intermediate member 7042 and support shaft 7041(Do not show)Along the circumferential direction adjust 45 degree of span, i.e., 45
The increment/decrement of degree, then intermediate member 7042 with adjust angle, θ be connected to support shaft 7041.In addition, the 12nd embodiment
Manufacture method it is as follows relative to second difference of the manufacture method of second embodiment.Especially, including pressure regulator 54
Pump installation 1050 be attached to pump bracket 1030 together with residual fuel amount detecting device 1060.
It is the 12nd embodiment for manufacturing in the above described manner according to wherein fuel-supplying unit 7001, except adjusting with pressure
Outside the advantage of the correlation of device 1054, it is possible to achieve the advantage similar with second embodiment.
(13rd embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the 13rd embodiment of the present invention.
Referring to Figure 52 and 53, the 13rd embodiment is the improvement of the 12nd embodiment.In the regulation machine of the 13rd embodiment
In structure 8040, by made by resin material intermediate member 8042 by is formed opening 1300 pump bracket 1030 appropriate section and
Pump bracket 1030 forms an entirety, and such intermediate member 8042 just has the joining part on the top for linking to pump bracket 1030
8042a.In addition, intermediate member 8042 has eight assemblings radially-inwardly stretched out and be separately positioned on eight circumferential locations
Pawl 8042b, they are along the circumferential direction arranged one by one with roughly equal interval.Each assembling pawl 8042b circumference
It is assemblied in corresponding to joint angle θ(Do not show)A corresponding cannelure 7041a two relative circumferential side walls on.Assembling pawl
8042b realizes the connection status relative to support shaft 7041, this makes it possible to realize assembling pawl 8042b and support shaft 7041 it
Between displacement to axial, and assemble the relative circumferential between pawl 8042b and support shaft 7041 rotation just due to each assembling
The contact along the circumferential direction of the circumferential side wall of pawl 8042b and a corresponding cannelure 7041a and be restricted.
In addition to following 2 points, the fuel-supplying unit 8001 of the 13rd embodiment as above is with similar to
What the mode of two embodiments was manufactured.First relative to the manufacture method of second embodiment of the manufacture method of the 13rd embodiment
Difference is as follows.Especially, when support shaft 7041 to be inserted the opening 1300 of pump bracket 1030, selection is wherein assembled with and pump support
Frame 1030 forms each corresponding cannelure 7041a of the corresponding assembling pawl 8042b of an entirety(Installation step).Cause
This, joint angle θ between intermediate member 8042 and support shaft 7041 along the circumferential direction adjust the increment of 45 degree of span i.e. 45 degree/
Decrement, then intermediate member 8042 with adjust angle, θ be connected to support shaft 7041.In addition, the manufacturer of the 12nd embodiment
Method is as follows relative to second difference of the manufacture method of second embodiment.Especially, including pressure regulator 54 pump installation
1050 are attached to pump bracket 1030 together with residual fuel amount detecting device 1060.
It is the 13rd embodiment for manufacturing in the above described manner according to wherein fuel-supplying unit 8001, except adjusting with pressure
Outside the advantage of the correlation of device 1054, it is possible to achieve the advantage similar with second embodiment.
(14th embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the 14th embodiment of the present invention.
Referring to Figure 54 and 55, the 14th embodiment is the improvement of the 13rd embodiment.In the regulation machine of the 14th embodiment
In structure 8040, the support shaft 8041 that cylindrical tubular body is made up and be designed to of metal material is fitted coaxially to pump bracket 1030
Opening 1300 in.A semicircle circumferential portions of the three cannelure 8041a in axial direction extending in support shaft 8041(180
The circumference range of degree)In along the circumferential direction arranged one by one with roughly equal interval.Longitudinally in each groove 8041a leads to
Cross the gathering sill 8041d that a corresponding link slot 8041e is connected to the bottom for leading to support shaft 8041.Support shaft 8041 be by
The support shaft sleeve with groove 8041a, 8041d, 8041e is inserted and be fixed to support shaft main body 8041c by such as press-fit
What 8041b was formed.
The intermediate member 8042 of governor motion 8040 includes a circumferential position from intermediate member 8042 radially-inwardly
The assembling pawl 8042c for stretching out.Assembling pawl 8042c is from gathering sill 8041d by corresponding link slot 8041e insertions and joint angle θ
(Do not show)In a corresponding corresponding cannelure 8041a, so assemble pawl 8042c and be just circumferentially assemblied in corresponding cannelure
On two relative circumferential side walls of 8041a.Therefore, pawl 8042c is assembled in connection status(Lock-out state)In be connected to support
Axle 8041, can realize in a state assemble pawl 8042c and corresponding cannelure 8041a between it is displacement to axial and
And the relative circumferential limited between assembling pawl 8042c and corresponding cannelure 8041a rotates.
According to the 14th embodiment, fuel-supplying unit 8001 is manufactured in the way of similar to the 13rd embodiment.
Especially, when support shaft 8041 to be inserted the opening 1300 of pump bracket 1030, wherein being assembled with corresponding the one of assembling pawl 8042c
Individual cannelure 8041a is selected so as to joint angle θ between intermediate member 8042 and support shaft 8041 along the circumferential direction be adjusted
60 degree of span is 60 degree of increment/decrement.Therefore, even if in the 14th embodiment, it is also possible to realize real similar to second
Apply the advantage of example.
(15th embodiment)
It is now described with reference to the drawings the feature structure according to the fuel-supplying unit of the 15th embodiment of the present invention.
Referring to Figure 56 and 57, the 15th embodiment is the improvement of the 14th embodiment.In the regulation machine of the 15th embodiment
In structure 9040, cannelure 8041a, gathering sill 8041d and link slot 8041e are not formed in support shaft 8041, but are formed
In the tubulose wall portion 9300 of pump bracket 1030 for wherein forming opening 1300.Gathering sill 8041d is upper tubulose wall portion 9300
In end rather than support shaft 8041 lower end split shed.
In governor motion 9040, the overall landform in the cylindrical lower end part 9416 of support shaft 8041 of intermediate member 9042
Into being connected in the positioning states that just wherein intermediate member 9042 is positioned relative to support shaft 8041 of such intermediate member 9042
Support shaft 8041.15th embodiment can be changed according to the mode in Figure 58.Especially, in the improvement shown in Figure 58,
Annular intermediate member 9042 is securely fitted on the external peripheral surface of cylindrical lower end part 9416 of support shaft 8041, so in
Between be connected to support shaft in the positioning states that just wherein intermediate member 9042 is positioned relative to support shaft 8041 of component 9042
8041。
Referring to Figure 56 to 58, in the 15th embodiment and its improvement, intermediate member 9042 has connection pawl 9042a, its
Middle connection pawl 9042a serves as joining part and radially stretches out from a circumferential position of intermediate member 9042.It is coupled
Pawl 9042a is from gathering sill 8041d by corresponding link slot 8041e insertions and joint angle θ(Do not show)Corresponding corresponding one
In cannelure 8041a, so it is coupled two relative circumference that pawl 9042a is just circumferentially assemblied in corresponding cannelure 8041a
On the wall of side.Therefore, it is coupled pawl 9042a in connection status(Lock-out state)In be connected to pump bracket 1030, in a state can
Realize be coupled pawl 9042a and corresponding cannelure 8041a between displacement to axial and limit connection pawl 9042a with it is corresponding
Cannelure 8041a between relative circumferential rotation.
According to the 15th embodiment and its improvement, in addition to following point, fuel-supplying unit 9001 is with similar to
What the mode of 13 embodiments was manufactured.Especially, when support shaft 8041 to be inserted the opening 1300 of pump bracket 1030, wherein filling
The corresponding cannelure 8041a for having matched somebody with somebody connection pawl 9042a is selected so as to by between intermediate member 9042 and pump bracket 1030
Joint angle θ along the circumferential direction adjust 120 degree span i.e. 120 degree increment/decrement.Therefore, even if in the 15th embodiment
In, it is also possible to realize the advantage similar to second embodiment.
(16th embodiment)
Figure 59 and 60 is shown according to the fuel-supplying unit 101 of the 16th embodiment of the present invention.Fuel-supplying unit
101 are attached to vehicle(Such as automobile)Fuel tank 2 and from the outside supply fuel of fuel tank 2.Represent fuel-supplying unit 101
Figure 59 to the installation of fuel tank 2 substantially overlaps with the top in 60 to bottom direction with the vertical direction of vehicle.
First by the basic structure of description fuel-supplying unit 101.Fuel-supplying unit 101 include flange 10, sub- tank 20,
The lid component 30, governor motion 40, pump installation 50 and residual fuel amount detecting device 60.In addition to flange 10, fuel-supplying unit
1011 said modules 20,30,40,50,60 are all put in the precalculated position inside fuel tank 2.
Flange 10 is by made by resin material and is designed to disc.Flange 10 is assembled and closed and extends through combustion
The through hole 2b of top plate portion 2a of hopper 2.Flange 10 includes being designed to tubular body and the fixed tubular portion for extending downwardly from
100.In addition, as shown in Figure 59 to 61, flange 10 includes fuel supplying duct 11 and electric connector 12.Fuel supplying duct 11 will
The outside of fuel tank 2 is supplied from the fuel of the discharge of pump installation 50.Electric connector 12 has examines pump installation 50 and remaining fuel amounts
Survey the terminal that device 60 is electrically connected to external equipment(Do not show).So, electrical power just passes through the feed pump apparatus of electric connector 12
50 petrolift 52 to drive petrolift 52, and represent fuel tank 2 remaining fuel amounts remaining fuel amount measuring signal from
Residual fuel amount detecting device 60 is exported by electric connector 12.
Cup shell is made up and is designed to sub- tank 20 of resin material(Cylindrical tubular body with closed bottom).Sub- tank 20
Receive in fuel tank 2 and be placed on the bottom 2c of fuel tank 2.Ejector pump 21 is arranged on the bottom 20a of sub- tank 20.Injection
Pump 21 includes access road 22 and nozzle 23.The inside of the connection fuel tank 2 of access road 22 and the inside of sub- tank 20.Nozzle 23 will
The excess of fuel exported from the pressure regulator 54 of pump installation 50 is ejected in access road 22.By the fuel injection from nozzle 23
And subatmospheric negative pressure is generated in access road 22, the fuel in such fuel tank 2 is drawn in access road 22,
It is then introduced into sub- tank 20.Sub- tank 20 stores the fuel for supplying sub- tank 20 in the above described manner.
The cup shell reversed is made up and is designed to The lid component 30 of resin material(The cylinder of the reversing with closed bottom
Tubular body).The circumferential section of the opening of The lid component 30 is fitted coaxially on the circumferential section of the opening of sub- tank 20.So, cover
Component 30 just receives in fuel tank 2 and closes the opening 24 of sub- tank 20.The lid component 30 includes holding part 301,302 and connects
Receive device(Also referred to as it is open)310.Holding part 301,302 respectively keeps pump installation 50 and residual fuel amount detecting device 60
In fuel tank 2.Receptor 310 is designed to cup shell and receives the support shaft 41 of governor motion 40.
As shown in Figure 59 and 60, governor motion 40 is the first and second middle structures including 41, two intermediate members of support shaft
Part 46,48 and elastic component 43.Elongated cylindrical tubular body is made up and is designed to support shaft 41 of metal material.Support shaft 41
Reception can slide axially in the receptor 310 of The lid component 30 and with coaxial manner relative to receptor 310.
Bicylinder tubular body is made up and is designed to first intermediate member 46 of resin material(There are two cylindrical tubes
Inner tubular member 420 and the body of outer tubular member 421 that part is radially arranged one by one).First middle structure
Part 46 is coaxially receivable in receptor 310, and such support shaft 41 is just received in the intermediate member 46 of inner tubular member 420 and first
Outer tubular member 421 between.The engaging claw 420a radially stretched out from inner tubular member 420 is engaged with support shaft 41, so
First intermediate member 46 is just fixed to the bottom 41b of support shaft 41.First intermediate member 46 is slidably fitted to be arranged on and connects
In two cannelure 310b of the receptor 310 received in the inner circumferential surface 310a of device 310 and in axial direction extend, so
The relative circumferential rotation between the first intermediate member 46 and receptor 310 is limited, and the first intermediate member can be realized
Displacement to axial between 46 and receptor 310.In the present embodiment, sub- tank 20, The lid component 30, pump installation 50 and remaining combustion
Doses detection means 60 integrates and is hereinafter referred to as integrated package 20,30,50,60.These integrated packages 20,
30th, but 50,60 will not along the circumferential direction rotate relative to support shaft 41 can in axial direction move relative to support shaft 41.
Bicylinder tubular body is made up and is designed to second intermediate member 48 of resin material(There are two cylindrical tubes
Inner tubular member 480 and the body of outer tubular member 481 that part is radially arranged one by one).Support wherein
Axle 41 is inserted in the state between the inner tubular member 480 and outer tubular member 481 of the second intermediate member 48, the second intermediate member
The fixed tubular portion 100 of 48 snap-fitted to flange 10 securely.From the engaging claw that inner tubular member 480 is extended radially out
480a is bonded to support shaft 41, and such second intermediate member 48 is just fixed to the upper part 41a of support shaft 41(See also figure
63 and 64).With said structure, integrated package 20,30,50,60 is just connected to flange 10 by single support shaft 41.
In the present embodiment, elastic component 43 is helical spring and inserts the first intermediate member 46 and receptor 310
Between the 310c of bottom.Elastic component 43 applies restoring force along the axial direction of support shaft 41(Motive force)With towards the bottom of fuel tank 2
Portion 2c promotes the integrated package 20,30,50,60 of the receptor 310 for including The lid component 30.So, integrated package 20,30,50,
The bottom 20a of the sub- tank 20 among 60 is just pushed on the bottom 2c of fuel tank 2, but regardless of the difference of the manufacturing standard of fuel tank
How are different, manufacturing tolerance and/or deflection.The above-mentioned functions of elastic component 43 and intermediate member 46,48 can realize collection in groups
Stability of the part 20,30,50,60 relative to the installation site of the bottom 2c of fuel tank 2.
The bottom of pump installation 50 is received in sub- tank 20, and the top of pump installation 50 protrudes upward from The lid component 30.Such as
Shown in Figure 59,60 and 62, pump installation 50 includes nutsch filter 51, petrolift 52, flexible wire 57, fuel filter 53, flexible pipe
58 and pressure regulator 54.
Nutsch filter 51 is placed in the lowest portion of pump installation 50.It is connected to the nutsch filter of the fuel inlet 52a of petrolift 52
51 filter the relatively large foreign body included in the fuel aspirated from sub- tank 20 by petrolift 52(Fragment).
Petrolift 52 be placed on the upside of nutsch filter 51 and with the fuel inlet 52a for pointing to up and down respectively and
Fuel outlet 52b.As shown in figure 60, there is petrolift 52 rotating member 52d, wherein rotating member 52d to be driven by motor 52e
And in receiving the pump chamber 52g connected between fuel inlet 52a and fuel outlet 52b.The rotating member 52d of the present embodiment is
Impeller, it is designed to disc, with multiple blade grooves that the circumferencial direction along impeller is arranged one by one.Rotating member
Wherein the axial direction of rotating member 52d is received in pump chamber 52g 52d with pushing up into the substantially coincident state in bottom direction.
Motor 52e is by flexible and therefore flexible flexible wire 57 is electrically connected to the terminal of electric connector 12.Work as electrical power
During by the terminal feeding motor 52e of electric connector 12, motor 52e rotation rotating member 52d.When rotating member 52d by
When motor 52e rotates, the fuel received in sub- tank 20 is just drawn in fuel inlet 52a by nutsch filter 51.Afterwards, take out
The fuel of suction is pressurized in pump chamber 52g by the effect of the blade groove of the rotating member 52d rotated by motor 52e, then
Discharged by fuel outlet 52b.
As shown in Figure 59,60 and 62, fuel filter 53 be positioned in cover lid pump installation 50 outer circumferential side of petrolift 52 and
Upside.The filter housings 55 of fuel filter 53 include two cylindrical parts, i.e., coaxially place and by resin material
Made by inner and outer tubular portion 55a, 55b.Petrolift 52 is coaxially put into the sky of the radially inner side positioned at inner tubular member 55a
Between in.The filter cell 56 of fuel filter 53 is made up of filtering material, and it is designed to such as melikaria and receives
It is located radially in the space between inner tubular member 55a and outer tubular member 55b.
The space between inner and outer tubular portion 55a, 55b is located radially at respectively with filter cell 56 positioned at upstream
Side connects with the fuel outlet 52b of the petrolift 52 in downstream with the fuel outlet 59 of fuel filter 53.Fuel outlet 59 leads to
Cross flexibility and therefore flexible flexible pipe 58 is connected to fuel supplying duct 11.With said structure, from petrolift 52
Fuel outlet 52b be supplied to fuel in the space between inner and outer tubular portion 55a, 55b and just pass through filter cell 56
Filter to filter little foreign body(Fragment)And and then by the fuel outlet 59 of fuel filter 53 towards fuel supplying duct 11
Discharge.
As shown in Figure 62, fuel mistake of the pressure regulator 54 on the cross side of fuel filter 53 in pump installation 50
Filter 53 is placed.A part of fuel supply of the fuel supplying duct 11 being oriented to outside fuel tank 2 and sub- tank 20 is connected to
The pressure regulator 54 of the fuel outlet 59 of fuel filter 53.So, pressure regulator 54 is just adjusted will lead towards fuel supply
The pressure of the fuel of the discharge of pipe 11 and will become excessive excess of fuel and be emitted into ejector pump 21 when fuel pressure is adjusted
Nozzle 23.
As shown in figure 59, residual fuel amount detecting device 60 is maintained in The lid component 30 by holding part 302, so remaining
Fuel amount detecting device 60 is just placed in outside sub- tank 20.In the present embodiment, residual fuel amount detecting device 60 is transmitter instrument
Device, it passes through, and flexible and therefore flexible flexible wire 67 is electrically connected to the terminal of electric connector 12.Upon being electrically connected
The terminal reception of device 12 is connect to electrical power, residual fuel amount detecting device 60 is based on the anglec of rotation detection fuel of the measurement of arm 62
The float of the fuel top float in the amount of residual fuel in case 2, wherein arm 62 and fuel tank 2(Do not show)For an entirety.
Next, will be described in governor motion 40 and The lid component 30, they are the features of fuel-supplying unit 101.
In governor motion 40 in Figure 63 and 64, the inner tubular member 420 of the first intermediate member 46 being integratedly coupled with support shaft 41
It is designed to the cup shell reversed(The cylindrical tubular body of the reversing with closed bottom)And it is put into inside support shaft 41.Interior tubulose
The bottom 420c of part 420 is used as the bottom with the receptor 310 of the The lid component 30 for serving as the holding member for keeping pump installation 50
(Hereinafter also referred to as receptor bottom)310c axially opposing opposite segments.
As shown in Figure 63 to 66, by lower end 420b, 421b of the inner and outer tubular portion 420,421 of the first intermediate member 46
The coupling part 422 for radially linking together is bonded to the bottom 41b of support shaft 41, and wherein support shaft 41 is clamped in inner tube
Between shape part 420 and outer tubular member 421.In the first intermediate member 46, the upside of the bottom 41b of support shaft 41 is placed in
On bottom(Opposite segments)420c is matched for clamping tightly elastic component 43 with the bottom 310c of receptor 310, i.e., in receptor 310
Bottom 310c and bottom(Opposite segments)Elastic component 43 is clamped between 420c.So, elastic component 43(For helical spring)Just
It is coaxially receivable in support shaft 41 and receptor 310 and is propping up because the elastic compression therebetween of elastic component 43 deforms
Support axle 41(More specifically, the bottom of the inner tubular member 420 of the first intermediate member 46 being integratedly coupled with support shaft 41
420c)Apply restoring force between receptor 310(Motive force).Therefore, bottom 310c and the bottom of receptor 310 are placed in(Phase
To part)Elastic component 43 between 420c applies restoring force on the bottom 310c of receptor 310, so includes The lid component 30
Receptor 310 bottom 310c integrated package 20,30,50,60 will by elastic component 43 towards fuel tank 2 bottom(
It is referred to as fuel tank bottom)2c is promoted.
First intermediate member 46 also integrally has supporting part 420d, and it is designed to cylindrical tubular body and from positioned at elasticity
The bottom of the top of component 43(Opposite segments)420c is extended downwardly from.Receptor 310 also includes supporting part 310d, and it is integrated in reception
Protrude upward in device 310 and from the bottom 310c of the receptor 310 positioned at the lower section of elastic component 43.Supporting part 420d, 310d
Stretch into inside helical spring i.e. elastic component 43, such supporting part 420d, 310d are just axially i.e. along elastic component
43 length support elastic component 43.
A part as The lid component 30 and be fixed to receptor 310 axle plug 303 be made up of resin material and
It is designed to cylindrical tubular body.Support shaft 41 is axially slidably received on the radially inner position of axle plug 303 with coaxial manner
In axle plug 303.The outer tubular of the first intermediate member 46 that the bottom 303a of axle plug 303 is integratedly moved with same support shaft 41
The upper part 421a of part 421 is axially relative.As shown in Figure 66, the bottom 303a of axle plug 303 is used as bonding part, and
And when support shaft 41 away from receptor 310 along support shaft 41 by removing fortune of the direction away from the support shaft 41 of receptor 310
It is dynamic and when being placed in it and removing the removable end in side, bottom 303a will be with the outer tubular member 421 of the first intermediate member 46
Upper part 421a is engaged, wherein the first intermediate member 46 is coupled so as to clamp standoff axle 41 securely with support shaft 41.
In implementing the as above 16th, elastic component 43 is in the bottom combined with support shaft 41(Opposite segments)
Apply restoring force between 420c and the bottom 310c of The lid component 30, thus can be with all-the-time stable integrated package 20,30,50,60
Relative to the installation site of the bottom 2c of fuel tank 2.In addition, as shown in Figure 66, during the first of support shaft 41 is linked to securely
Between component 46 outer tubular member 421 upper part 421a and axle plug 303 bottom(Bonding part)303a is engaged, so
Limit the removing from receptor 310 of support shaft 41.Therefore, it has been maintained for that support shaft 41 can be realized with receptor 310
The engagement state of sliding motion, and the stability of the installation site of integrated package 20,30,50,60 can keep growing very much one section
Time.It is thus possible to improve the versatility of fuel-supplying unit 101 but regardless of the size heterogeneity and manufacturing tolerance of fuel tank and/
Or the deflection of fuel tank is how.
The elastic component 43 for helping the stability of the installation site of integrated package 20,30,50,60 is not only received in support shaft
In 41, and receive in the receptor 310 that have received support shaft 41 wherein.Therefore, elastic component 43 is entirely by support shaft
41 and receptor 310 cover lid, so limit exposure of the elastic component 43 inside fuel tank 2.In addition, support shaft 41 can be with
By the bottom of axle plug 303(Bonding part)303a connects with the upper part 421a's of outer tubular member discussed above 421
Close and keep support shaft 41 relative to the engagement of receptor 310.Therefore, support shaft 41 and receptor 310 can be very long one section
The exposure of elastic component 43 is limited in time.Therefore, even if when integrated package 20,30,50,60 is due to the change of such as fuel tank 2
Shape and when moving relative to support shaft 41, elastic component 43 will not also be subject to the flexible wire 57,67 of such as bending and bending
The interference of flexible pipe 58.Therefore, it can limit or reduce wherein once another with fuel-supplying unit 101 in elastic component 43
Individual component(Other components)Between interfere the generation of the noise that will be generated.
In addition, elastic component 43(Helical spring)By respectively in propping up that the upper and lower position of elastic component 43 is stretched out
420d, 310d are axially supported for support part.Therefore, limit when elastic component 43 responds pump installation 50 relative to support shaft
41 motion and during elastic deformation elastic component 43 bending.Therefore, it can limit or reduce wherein once supporting receiving
Another component of elastic component 43 and fuel-supplying unit 101 in axle 41 and receptor 310(Other components)Between occur
The generation of the noise that interference will be generated.
(17th embodiment)
The 17th embodiment of the present invention is the improvement of the 16th embodiment.In the 17th embodiment, as shown in Figure 67,
Top plate portion 2a of fuel tank 2 is spaced apart downwards from the floor 1004 that service hatch 1004a is formed in vehicle.In addition, fuel tank 2
Top plate portion 2a there is through hole 2b, it is used as upper shed of fuel tank 2 and substantially coaxial with service hatch 1004a.Installing
Into the fuel-supplying unit 1101 of the 17th embodiment of fuel tank as above 2, tank 1170 is fixed to flange 10.
Tank 1170 includes the adsorbing material 1172 being filled in housing 1171.Housing 1171 is made up of resin material and is set
Count into ducted body.Housing 1171 is fixed to flange 10, and such housing 1171 is just placed on the throwing of the flange 10 of the lower section of flange 10
In the domain of shadow zone, i.e., in the radial extension of flange 10.The inside of housing 1171 be exposed to outside fuel tank 2 through flange 10
Steam inlet conduit 1005 connect with steam purification conduit 1006.Steam inlet conduit 1005 is also by different from through hole 2b's
Another point is connected with the inside of fuel tank 2.Steam inlet conduit 1005 guides the fuel vapour being internally generated in fuel tank 2
To in housing 1171.The connection inlet channel of steam purification conduit 1006 and internal combustion engine(Do not show)Connect and purify from housing
1171 inside enter the fuel vapour of inlet channel.
Adsorbing material 1172 is, for example, activated carbon and adsorbs from steam inlet conduit 1005 fuel for importing housing 1171
Steam.The fuel vapour of adsorbing material 1172 is adsorbed in the negative pressure applied by steam purification conduit 1006 from inlet channel
Under the influence of from desorbed of adsorbed materials and therefore be drawn in inlet channel.
As shown in Figure 67 and 68, in the fuel-supplying unit 1101 of the 17th embodiment, governor motion 1140 includes two
The individual support shaft being coupled each other, that is, descend support shaft 1144 and upper support shaft 1141, and intermediate member 1148 and elastic component
1143.The structure of the structure of intermediate member 1148 and elastic component 1143 and the second intermediate member 48 and elastic component 43 is substantially
It is identical.
As shown in Figure 68,70 and 72, lower support shaft 1144 includes lower axle main body 1147 and the lower cover 1149 being assembled together.
Elongated cylindrical tubular body is made up and is designed to lower axle main body 1147 of metal material.Lower axle main body 1147 is received in receptor
Can be slid axially in 310 and with coaxial manner relative to receptor 310.Lower cover 1149 is made up of resin material and is received
In receptor 310.In lower cover 1149, fixed plate part 1149a for being designed to disk plate shape is same by press-fit or welding
It is fixed to the bottom 1147a of lower axle main body 1147 axle.In lower support shaft 1144, the bottom of lower axle main body 1147
1147a covers are stamped fixed plate part 1149a, so descend support shaft 1144 to be just designed to cup shell(Cylinder with closed bottom
Tubular body), wherein fixed plate part 1149a serves as the bottom of lower support shaft 1144.
With said structure, lower support shaft 1144 is just slidably received in receptor 310.In lower support shaft 1144,
Once instantly support shaft 1144 is moved along its direction of insertion towards the bottom 310c of receptor 310 and lower support shaft is placed in its insertion side
During removable end, with the bottom 310c of the bottom 310c of receptor 310 be relatively fixed plate part 1149a for and receptor
310 bottom 310c engagements.
As shown in Figure 68,70 and 72, upper support shaft 1141 includes upper axle main body 1145 and the upper lid 1146 being assembled together.
In addition to upper axle main body 1145 is received in the lower axle main body 1147 of lower support shaft 1144, the structure of upper axle main body 1145 and the
The support shaft 41 of 16 embodiments is substantially the same.The cup shell reversed is made up and is designed to upper lid 1146 of resin material
(The cylindrical tubular body of the reversing with closed bottom), it is partially exposed and receives in lower axle main body 1147.Upper lid
1146 bottom 1146a is used as the opposite segments axially opposing with fixed plate part 1149a of lower cover 1149.In upper lid 1146
In, the raised 1146c for being designed to cylinder and axially extending upward from the bottom 1146a of upper lid 1146 passes through press-fit or weldering
Meet the bottom 41b for being coaxially fixed to axle main body 1145.
With said structure, upper support shaft 1141 can be axially slidably received in lower support shaft 1144 with coaxial manner
In.In the state of Figure 68 and 72, wherein lower support shaft 1144 is moved to its insertion side movement end and therefore and receptor
310 bottom 310c engagements, upper support shaft 1141 is received in receptor 310 and relative to reception by lower support shaft 1144
Device 310 can be slid axially with coaxial manner.Here, descend wherein support shaft 1144 reach its insertion side movement end Figure 68 and
72 state realizes when integrated package 20,30,50,60 is put into 2 inside of fuel tank, such integrated package 20,30,50,
60 flanges 10 just from the downside of flange 10 are laterally protruding, as shown in Figure 67 and 71.Therefore, integrated package 20,30,
50th, 60 just descend wherein and be put into inside fuel tank 2 in the state that support shaft 1144 is engaged with the bottom 310c of receptor 310, and
And integrated package 20,30,50,60 can be relative to adpting flange 10 and the upper support shaft 1141 of integrated package 20,30,50,60
Axially move.
As shown in Figure 68,70 and 72, the bottom of upper lid 1146(Opposite segments)1146a is located at the bottom of upper lid 1146
1146d tops, and it is corresponding to the bottom of upper support shaft 1141.The bottom of upper lid 1146(Opposite segments)1146a with lower
Support axle 1144 fixed plate part 1149a be matched for clamping tightly elastic component 1143, will elastic component 1143 be clamped in fixed plate portion
Divide 1149a and bottom(Opposite segments)Between 1146a.So, elastic component 1143(Helical spring)Be coaxially receivable in and
In lower support shaft 1141,1144, and due to elastic component 43 therebetween elastic compression deformation and upper support shaft 1141 with
Apply restoring force between lower support shaft 1144(Motive force).Therefore, support shaft 1144 is descended to reach insertion side movement end wherein
State in, as shown in Figure 68, elastic component 1143 can by being bonded to fixed plate part 1149a of bottom 310c in receptor
Apply restoring force on 310 bottom 310c.Therefore, the receptor for including The lid component 30 will be promoted towards the bottom 2c of fuel tank 2
The integrated package 20,30,50,60 of 310 bottom 310c.
In addition, as shown in Figure 68,70 and 72, the upper lid 1146 of upper support shaft 1141 has tubular portion 1146b, and it is from position
Upper lid 1146 above elastic component 1143(Opposite segments)1146a is extended downwardly from.Tubular portion 1146b serves as support
Portion.The lower cover 1149 of lower support shaft 1144 integrally have supporting part 1149b, and supporting part 1149b be designed to cylinder and
Protrude upward from fixed plate part 1149a of the lower cover 1149 positioned at the downside of elastic component 1143.Tubular portion(Supporting part)
1146b is axially to extend at the position radially of elastic component 1143 in helical spring, and supporting part 1149b exists
Helical spring is axially to extend at the position radially inward of elastic component 1143.Therefore, tubular portion(Supporting part)
Axially support helix spring is elastic component 1143 for 1146b and supporting part 1149b.
The lower axle main body 1147 of lower support shaft 1144 is axially slidably received in axle plug 303, and its axis plug 303 is lid structure
A part for part 30 and by press-fit or welding be coaxially fixed to receptor 310.The bottom 303a of axle plug 303 is with
The outer part of fixed plate part 1149a of the lower cover 1149 of support shaft 1144 is axially relative.So, as shown in Figure 70, axle plug
303 bottom 303a be used as bonding part, and instantly support shaft 1144 by along lower support shaft 1144 away from receptor 310
(More specifically, the bottom 310c of receptor 310)Direction of removing put away from the motion of the lower support shaft 1144 of receptor 310
When side shifting end is removed, just with lower support shaft 1144(More specifically, fixed plate part 1149a of lower cover 1149)Engagement.
The bottom of the upper part 1147b of the lower axle main body 1147 radially-inwardly stretched out and the upper lid 1146 of upper support shaft 1141(Relatively
Part)1146a is relative.Therefore, as shown in Figure 70 and 72, upper part 1147b is used as bonding part, and when upper support shaft
1141 away from lower support shaft 1144 along upper support shaft 1141 by removing upper support shaft of the direction away from lower support shaft 1144
1141 motion and when being placed in it and removing side shifting end, just with upper support shaft 1141(More specifically, upper lid 1146 removes bottom
1146a)Engagement.
In the 17th embodiment, when fuel-supplying unit 1101 is installed to fuel tank 2, as shown in Figure 69 and 70, under
Support shaft 1144 slides into it and removes side shifting end, and the phase of upper support shaft 1141 along the direction that removes away from receptor 310
For lower support shaft 1144 slides into it and removes the removable end in side along the direction that removes away from lower support shaft 1144.So, exist
In the state of measurement integrated package 20,30,50,60 is realized maximizing with the distance of flange 10, integrated package 20,30,50,60 is worn
Cross through hole 2b to be installed to inside fuel tank 2.
Then, as shown in Figure 71, integrated package 20,30,50,60 is moved to lateral from flange 10 on the downside of flange 10
It is protruding.In addition, as shown in Figure 71 and 72, by support shaft under slide downward 1144, lower support shaft 1144 is inserted into reception
Inside device 310.So, the tank 1170 being placed on the downside of flange 10 passes through through hole 2b, and lower support shaft 1144 and sub- tank 20
Engage respectively with the bottom 310c of receptor 310 and the bottom 2c of fuel tank 2.
In addition, referring to Figure 67 and 68, the support shaft in the case where upper support shaft 1,141 1 is inserted by slide downward of flange 10
Through hole 2b is just attached to when 1144.Therefore, the tank 1170 inserted inside fuel tank 2 just around on the downside of flange 10 from flange
10 integrated packages 20,30,50,60 for stretching out laterally outward are positioned.Therefore, the removing performance for removing fuel vapour passes through
Operate the heat of the petrolift 52 of pump installation 50 and be improved.
In the state of integrated package 20,30,50,60 inserts the inside of fuel tank 2, reception is clamped in the He of upper support shaft 1141
The lower support shaft 1144 of the restoring force of the elastic component 1143 between lower support shaft 1144 connects with the bottom 310c of receptor 310
Close.Therefore, the restoring force of elastic component 1143 applies through lower support shaft 1144 against receptor 310, and therefore including lid
The installation site of the integrated package 20,30,50,60 of the receptor 310 of component 30 keeps all the time relative to the bottom 2c of fuel tank 2
It is fixed.In addition, as shown in Figure 70, the bottom of support shaft 1144 and axle plug 303 instantly(Bonding part)When 303a is engaged, just limit
Make lower support shaft 1144 to remove from receptor 310.In addition as shown in Figure 70 and 72, when upper support shaft 1141 and lower axis body
1147 upper part(Bonding part)When 1147b is engaged, limit support shaft 1141 and remove from lower support shaft 1144.
Due to it is above-mentioned remove it is limited, so the installation site of integrated package 20,30,50,60 can for a long time keep fixed, while
Lower support shaft 1144 is kept to be slidably connected relative to each receptor 310 and upper support shaft 1141.Therefore, particularly
In 17 embodiments, it is possible to improve the versatility of fuel-supplying unit 1101.
In addition, elastic component 1143 is received in upper support shaft 1141 and lower support shaft 1144 in insertion receptor 310,
So that elastic component 1143 is covered completely by upper support shaft 1141 and lower support shaft 1144, and thus elastic component 1143 is firing
Exposure in hopper 2 is restricted.In addition, when upper support shaft 1141 and the upper part of lower axis body 1147(Bonding part)
When 1147b is engaged, the removing from lower support shaft 1144 of upper support shaft 1141 is just restricted, and therefore in for a long time
Upper support shaft 1141 and lower support shaft 1144 can limit the exposure of elastic component 1143.Therefore, even implement the 17th
In example, it is also possible to limit or reduce the generation of noise, wherein, other components of elastic component 43 and fuel-supplying unit 1101
(Such as flexible wire 57,67, flexible pipe 58)One occurs that during interference noise will be produced.
In addition, elastic component 1143 is helical spring passes through tubular portion(Supporting part)1146b and supporting part 1149b along
Axial direction is supported, and wherein the two support sections stretch out respectively at the upper and lower position of elastic component 1143.Therefore,
The bending of elastic component 1143 is restricted.Therefore, it can limit or reduce noise, wherein in upper and lower support shaft 1141,1144
Noise will be produced during an appearance interference and reception elastic component 1143 wherein between.
(18th embodiment)
The 18th embodiment of the present invention is the improvement of the 17th embodiment.As shown in Figure 73 to 75, the 18th embodiment
Fuel-supplying unit 2101 receptor(Also referred to as it is open)2300 be designed to it is bottomless, i.e., without the 17th embodiment
Bottom 310c.The upper part 2300e of receptor 2300 is formed has bottom(Bonding part)The axle plug 303 of 303a.This reality
The axle plug 303 for applying example can be integrally resin molded with receptor 2300, to reduce the number and cost of component.
In addition, the lower support shaft 2144 being arranged in the governor motion 2140 of fuel-supplying unit 2101 has flange section
2147b, flange section 2147b radially stretch from the upper part 1147b of the lower axle main body 2147 of lower support shaft 2144
Go out and axially opposing with the upper part 2300e of receptor 2300.Therefore, as shown in Figure 73 and 75, support shaft 2144 instantly
During along direction of insertion towards the movement of the inside of receptor 2300, flange section 2147b can be engaged with upper part 2300e.
In the 18th embodiment, the installment state that wherein integrated package 20,30,50,60 is inserted inside fuel tank 2
Under, bear the lower support shaft of the restoring force of the elastic component 1143 being clamped between upper support shaft 1141 and lower support shaft 2144
The 2144 upper part 2300e for being joined to receptor 2300, as shown in Figure 73.Therefore, the restoring force of elastic component 1143 is passed through
Lower support shaft 2144 applies against receptor 2300, and therefore including The lid component 30 receptor 2300 integrated package 20,
30th, 50,60 installation site keeps fixing relative to the bottom 2c of fuel tank 2 all the time.In addition, as shown in Figure 74, supporting instantly
The bottom of axle 2144 and axle plug 303(Bonding part)When 303a is engaged, lower support shaft 2144 is limited from receptor 2300
On remove.In addition as shown in Figure 74 and 75, when upper support shaft 1141 and the upper part of the upper part 1147 of lower support shaft(Connect
Close part)When 1147b is engaged, limit support shaft 1141 and remove from lower support shaft 2144.Because above-mentioned removing is received
Limit, so the installation site of integrated package 20,30,50,60 can for a long time keep fixed, while keeping lower support shaft 2144
It is slidably connected relative to each receptor 2300 and upper support shaft 1141.Therefore, particularly in the 18th embodiment, just
The versatility of fuel-supplying unit 2101 can be improved.
(19th embodiment)
The 19th embodiment of the present invention is the improvement of the 17th embodiment.As shown in Figure 76 to 78, the tenth is being arranged on
In support shaft 3141 in the governor motion 3140 of the fuel-supplying unit 3201 of nine embodiments, the cup shell reversed is designed to
(Cylindrical tubular body with closed bottom)Upper lid 3146 have and be coaxially fixed to the tubular portion of axle main body 1145(
Support part)1146b.Therefore, the bottom of upper lid 3146(Opposite segments)1146a is located above the bottom 3146d of upper lid 3146
(It is corresponding with the bottom of upper support shaft 3141 in the present embodiment)And also on the bottom 41b of upper axle main body 1145
Face.
In the 19th embodiment, the bottom of lid 3146 is directly clamped in(Opposite segments)1146a and lower cover 1149
The major part of elastic component 1143 between fixed plate part 1149a is received in the inside of upper support shaft 3141, such as the institutes of Figure 76 to 78
Show.So, can oppositely reduce from flange 10 to the minimum range of integrated package 20,30,50,60, as shown in Figure 76.Cause
This, fuel-supplying unit 3201 can be reliably applied in general flat and shallower fuel tank 2.
(20th embodiment)
The 20th embodiment of the present invention is the improvement of the 17th embodiment.As shown in Figure 79 to 81, the 20th embodiment
The lower support shaft 4144 being arranged in the governor motion 4140 of fuel-supplying unit 4101 be made up of resin material and designed
Into elongated cylinder.Lower support shaft 4144 receives in receptor 310 and can be relative to receptor 310 with coaxial side
Formula slides axially.In lower support shaft 4144, be designed to the form of flanges radially stretched out and with receptor 310
Bottom 310c relative bottom 4144a can be engaged so as to limit lower support shaft 4144 along direction of insertion with bottom 310c
Further motion, as shown in Figure 79 and 81.As shown in Figure 80, instantly support shaft 4144 along the side of removing away from receptor 310
When removable end that it removes side is moved on to, the bottom 4144a of lower support shaft 4144 and the bottom of axle plug 303(Junction surface
Point)303a is engaged, wherein, bottom 303a is relative to bottom direction along pushing up with the bottom 4144a of lower support shaft 4144.Separately
Outward, flange section 4144b is formed in the axially intermediate portion of lower support shaft 4144 and radially stretches out.
As shown in the figure 79 to 81, in the upper support shaft 4141 of fuel-supplying unit 4101, it is designed to the cup shell reversed
(The cylindrical tubular body of the reversing with closed bottom)The tubular portion 4146b of upper lid 4146 be coaxially fixed to axle main body
On 1145, and lower support shaft 4144 inserts tubular portion 4146b from its downside.So, lower support shaft 4144 is with coaxial manner
Axially slidably receive inside upper support shaft.In the state of Figure 79 and 81, wherein lower support shaft 4144 is moved to it
Insertion side moves end and thus engages with the bottom 310c of receptor 310, and upper support shaft 1141 is through lower support shaft 4144
Reception can be slid axially in receptor 310 and relative to receptor 310 with coaxial manner.Therefore, receive in fuel tank 2
Internal integrated package 20,30,50,60 can be moved vertically relative to upper support shaft 4141, and upper support shaft 4141 is connected to
Flange 10 and integrated package 20, between 30,50,60.
As shown in the figure 79 to 81, in upper support shaft 4141, the bottom 4146d for radially-inwardly stretching out of upper lid 4146 with
The flange section 4144b of lower support shaft 4144 of the reception in upper lid 4146 is axially opposing.In the present embodiment, for the ease of system
Make, the bottom 4146d and bottom 4146a of upper lid 4146 and the tubular portion 4146b of upper lid 4146 are separately formed.Instantly prop up
Support axle 4144 away from upper support shaft 4141 along remove direction move to its remove side mobile end when, bottom 4146d is used as
Bonding part and engage with the flange section 4144b of lower support shaft 4144, as shown in Figure 80 and 81.In addition, upper lid 4146
Bottom 4146a is used as with the flange section 4144b of lower support shaft 4144 into axially opposing opposite segments, wherein, upper lid 4146
Bottom 4146a be located at upper support shaft 4141 upper lid 4146 bottom 4146d upside, and with upper support shaft 4141
Bottom correspondence.Elastic component 1143 is directly clamped in bottom(Opposite segments)Between 4146a and flange section 4144b.
By said structure, due in elastic component 1143 in coaxial fashion on the radial outside of lower support shaft 4144
In the state of being received by upper support shaft 4141, there is elastic compression deformation in elastic component 1143, and elastic component 1143 is spiral bullet
Spring just applies restoring force between upper support shaft 4141 and lower support shaft 4144.Therefore, support shaft 4144 is descended to reach wherein slotting
In the state of entering side shifting end, as shown in Figure 79, elastic component 1143 can apply to recover against the bottom 310c of receptor 310
Power, wherein the bottom 310c of bottom 4144a engaging receivers device 310.Therefore, will promote towards the bottom 2c of fuel tank 2 includes
The integrated package 20,30,50,60 of the bottom 310c of the receptor 310 of The lid component 30.
In addition, as shown in Figure 79 to 81.The upper lid 4146 of upper support shaft 4141 integrally has supporting part 4146c, this
Support part 4146c is designed to cylindrical form and from the bottom positioned at the upside of elastic component 1143(Opposite segments)4146a to
Under stretch out.It is designed to cylindrical form and protrudes upward from the flange section 4144b positioned at the downside of elastic component 1143
Lower support shaft 4144 forms supporting part 4144c.It is inside that supporting part 4146c, 4144c stretch into the i.e. footpath of elastic component 1143 of helical spring
Side, such supporting part 4146c, 4144c just axially support helix spring.
In the 20th embodiment, the installment state that wherein integrated package 20,30,50,60 is inserted inside fuel tank 2
Under, reception be clamped in the lower support shaft 4144 of the restoring force of elastic component between upper support shaft 4141 and lower support shaft 4144 with
The bottom 310c engagements of receptor 310, as shown in Figure 79.Therefore, the restoring force of elastic component 1143 is through lower support shaft 4144
Apply against receptor 310, and therefore including The lid component 30 receptor 310 integrated package 20,30,50,60 installation
Position keeps fixing relative to the bottom 2c of fuel tank 2 all the time.In addition, as shown in Figure 80, support shaft 4144 and axle plug 303 instantly
Bottom(Bonding part)When 303a is engaged, limit lower support shaft 4144 and remove from receptor 310.And, and
As shown in Figure 80 and 81, the bottom of support shaft 4144 and upper lid 4146 instantly(Bonding part)When 4146d is engaged, limit
Lower support shaft 4144 is removed from upper support shaft 4141.Due to it is above-mentioned remove it is limited, so integrated package 20,30,50,60
Installation site can for a long time keep fixed, while keeping lower support shaft 4144 relative to each receptor 310 and upper support
Axle 4141 is slidably connected.Therefore, particularly in the 20th embodiment, it is possible to improve the logical of fuel-supplying unit 4101
The property used.
In addition, elastic component 1143 and lower support shaft 4144 are received in the upper support shaft 4141 in insertion receptor 310,
So that elastic component 1143 is covered completely by upper support shaft 4141 and lower support shaft 4141, and thus elastic component 1143 is firing
Exposure in hopper 2 is restricted.In addition, upper support shaft 4141 can be through the bottom of upper lid 4146(Bonding part)
The engagement of the flange section 4144b of 4146d and lower support shaft 4144, in holding between support shaft 4141 and lower support shaft 4144
Engagement state.Therefore, upper support shaft 4141 and lower support shaft 4144 can limit elastic component 1143 within a very long time
Exposure.Therefore, even in the 20th embodiment, it is also possible to limit or reduce the generation of noise, wherein, elastic component
1143 and fuel-supplying unit 4101 other(Or it is multiple)Component one occurs that during interference noise will be produced.
In addition, elastic component 1143(Helical spring)Stretched out by the upper and lower position respectively in elastic component 1143
Supporting part 4146c, 4144c axially support.Therefore, the bending of elastic component 1143 is restricted.Therefore, it can
The generation of noise is limited or reduces, wherein, between upper and lower support shaft 4141,4144 and reception elastic component 1143 wherein
Noise will be produced during one appearance interference.
(21st embodiment)
The 21st embodiment of the present invention is the improvement of the 17th embodiment.As shown in Figure 82 to 84, the 21st is real
Apply the receptor of the fuel-supplying unit 5101 of example(Also referred to as it is open)5300 include multiple axial slits 5300f, slit
5300f in axial direction extends and circumferentially disposed one by one.It is arranged on the tune of fuel-supplying unit 5101
The structure of the upper support shaft 5141 in section mechanism 5140 is substantially identical with the support shaft 41 of the 16th embodiment, except upper support
Axle 5141 is included outside multiple axial slits 5141c circumferentially disposed one by one, and upper support shaft 5141
Relative to receptor 5300 external peripheral surface 5300g in axial direction slidably.
In addition, in fuel-supplying unit 5101, the lower support shaft 5144 of governor motion 5140 is made up simultaneously of resin material
And it is designed to elongated cylindrical tubular body.Lower support shaft 5144 receives in receptor 5300 and can be relative to receptor
5300 slide axially in coaxial fashion.It is formed under lower support shaft 5144 multiple elastic claw 5144d elastic variables
Portion is slidably fitted to respectively in the slit 5300f of receptor 5300 so as to elastic claw 5144d.So, support shaft 5055 instantly
It is and corresponding when being placed in removing side shifting end along the lower support shaft 5144 away from removing when direction one is moved for receptor 5300
Elastic claw 5144d axially opposed each slit 5300f in side from it inner end 5300h act as bonding part and
For engaging with corresponding elastic claw 5144d, as shown in Figure 83 and 84.When elastic claw 5144d Elastic buckles are assembled to slit
During 5300f, each elastic claw 5144d can easily be attached to corresponding slit 5300f.
As shown in the figure 82 to 84, be formed in the top of lower support shaft 5144 multiple elastic claw 5144e elastically deformables with
Just elastic claw 5144e is slidably respectively assembled in the slit 5141c of support shaft 5141.So, support shaft 5055 instantly
Along away from upper support shaft 5141 along remove direction one move and lower support shaft 5144 be placed in removing side shifting end when, with phase
The elastic claw 5144d for answering acts as bonding part simultaneously from the inner end 5141d of axially opposed each slit 5141c in its downside
And for engaging with corresponding elastic claw 5144d, as shown in Figure 83.
In addition, instantly support shaft 5055 in its direction of insertion the internal motion of support shaft 5141 and lower support shaft 5144 towards on
When being placed in insertion side movement end, in corresponding elastic claw 5144e from it axially opposed each slit 5141c in side
End 5141e acts as bonding part and for engaging with corresponding elastic claw 5144e, as shown in Figure 82 and 84.Here, working as
When integrated package 20,30,50,60 is placed into 2 inside of fuel tank, the state of Figure 82 and 84 will be realized, wherein lower support shaft
5144 reach its insertion side movement end towards inside upper support shaft 5141.Therefore, it is narrow with corresponding in each elastic claw 5144e
In the state of the upper inner end 5141e engagements of seam 5141c, the integrated package 20,30,50,60 inserted in fuel tank 2 is relative to even
It is connected on flange 10 and integrated package 20, the lower support shaft 5144 between 30,50,60 axially translatable.When elastic claw 5144e bullets
When property snap-fitted is to slit 5141c, each elastic claw 5144e can easily be attached to corresponding slit 5141c.
As shown in Figure 82 to 84, it is placed on the upside of the bottom 5144a of lower support shaft 5144 and separates for closing
The wall part 5144f of the lower support shaft 5144 inside lower support shaft 5144 is used as opposite segments, i.e., with the bottom of receptor 5300
Portion 310c is axially opposing.Elastic component 1143 is directly clamped in the wall part of receptor 5300(Opposite segments)5144f and bottom
Between portion 310c.With said structure, elastic component 111143(Helical spring)It is coaxially receivable in lower support shaft 5144 and connects
In receiving device 5300, and because the elastic compression of elastic component 1143 therebetween deforms in lower support shaft 5144 and receptor
Apply restoring force between 5300.Therefore, trust along its insertion towards in support shaft 5141 in wherein support shaft 5144
Portion is reached in the state of insertion side movement end, and as shown in Figure 82, elastic component 1143 can be against the bottom 310c of receptor 5300
Apply restoring force.Therefore, will include the bottom 310c's of the receptor 5300 of The lid component 30 towards the bottom 2c of fuel tank 2 promotions
Integrated package 20,30,50,60.
In addition, as shown in Figure 82 to 84.Integrally there is upper support shaft 5144 supporting part 5144g, supporting part 5144g to set
Count into cylindrical form and from the wall part positioned at the upside of elastic component 1143(Opposite segments)5144f is extended downwardly from.
Receptor 5300 integrally has supporting part 310d, and this has been described with the 16th embodiment.Supporting part 5144g, 310d
The helical spring i.e. radially inner side of elastic component 1143 is stretched into, so, supporting part 5144g, 310d are just axially supported
Helical spring is elastic component 1143.
In the 20th one embodiment, when the equipment that supplies it to 5101 is attached to fuel tank 2, such as Figure 83 institutes
Show, lower support shaft 5144 slides into its mobile end for removing side, upper support shaft along the direction of removing away from receptor 5300
5141 slide into it along the removing direction away from lower support shaft 5144 relative to lower support shaft 5144 removes side shifting end.This
Sample, in the state of the distance of measurement integrated package 20,30,50,60 and flange 10 is realized maximizing, integrated package 20,30,
50th, 60 it is installed to inside fuel tank 2 through through hole 2b.
Then, integrated package 20,30,50,60 is moved to and is laterally outwardly stretched out from flange 10 on the downside of flange 10.Separately
Outward, as shown in Figure 84, by lower support shaft 5144 of sliding, lower support shaft 5144 is inserted into inside support shaft 5141.So, put
Tank 1170 on the downside of flange 10 passes through through hole 2b.Then, elastic claw 5144e is engaged respectively with slit 5141c, and son
Tank 20 is engaged with the bottom 2c of fuel tank 2.
In addition, as shown in Figure 82, lower support shaft 5,144 1 inserts receptor 5300 by slip, and flange 10 is just attached to
Through hole 2b.So, inside fuel tank 2, tank 1170 is placed around integrated package 20,30,50,60.
In such a state of mounting, the bottom 310c of receptor 5300 is received and is clamped in lower support shaft 5144 and bottom 310c
Between elastic component 1143 restoring force, so, including the integrated package 20,30,50,60 of the receptor 5300 of The lid component 30
Installation site just can keep stable relative to the bottom 2c of fuel tank 2 all the time.In addition, as shown in Figure 83 and 84, propping up instantly
The upper inner end of each elastic claw 5144d slit 5300fs corresponding with receptor 5300 of support axle 5144(Bonding part)
When 5300h is engaged, limit lower support shaft 5144 and remove from receptor 5300.In addition, each of support shaft 5144 instantly
The lower inner end of elastic claw 5144e slit 5141cs corresponding with upper support shaft 5141(Bonding part)When 5141d is engaged, just
Limit lower support shaft 5144 to remove from upper support shaft 5141.Due to it is above-mentioned remove it is limited, so integrated package 20,30,
50th, 60 installation site can for a long time keep fixed, while keeping lower support shaft 5144 relative to each receptor 5300
It is slidably connected with upper support shaft 5141.Therefore, even in the 21st embodiment, it is also possible to improve fuel supply and set
Standby 5101 versatility.
In addition, elastic component 1143 receives the receptor 5300 inserted in lower support shaft 5144 and lower support shaft 5144
In, so, elastic component 1143 is just covered completely by lower support shaft 5144 and receptor 5300, thus limit elastic component
1143 exposures in fuel tank 2.In addition, each elastic claw 5144d through lower support shaft 5144 is corresponding to receptor 5300
Slit 5300f upper inner end(Bonding part)The engagement of 5300h, lower support shaft 5144 can be protected relative to receptor 5300
Hold engagement.Therefore, lower support shaft 5144 and receptor 5300 can limit the sudden and violent of elastic component 1143 within a very long time
Dew.Therefore, even in the 21st embodiment, it is also possible to limit or reduce the generation of noise, wherein, elastic component 1143
With fuel-supplying unit 5101 other(Or it is multiple)Component one occurs that during interference noise will be produced.
In addition, elastic component 1143(Helical spring)Stretched out by the upper and lower position respectively in elastic component 1143
Supporting part 5144g, 310d axially support.Therefore, the bending of elastic component 1143 is restricted.Therefore, it can
The generation of noise is limited or reduces, wherein, between upper and lower support shaft 5141,5144 and reception elastic component 1143 wherein
Noise will be produced during one appearance interference.
The present invention is described with regard to various embodiments.However, the present invention is not limited to above-described embodiment, and above-mentioned reality
Applying example can modify within the spirit and scope of the present invention.
Especially, in first and sixth embodiment, the first bracket 44,3044 of intermediate member 42,3042 can with
The The lid component 30 for making clamping components forms an entirety or can engage.In addition, implementing in first and the 6th to the tenth
In example, the second bracket 45,3045,4045 of intermediate member 42,3042,4042,5042 can be whole with the formation of support shaft 41 one
Body or engagement.In addition, in the first, the 4th and the 5th embodiment, with as mentioned above by contrast, support shaft 41,2041 can
With press-fit or the second bracket 45,2045 is assembled to, thus support shaft 41,2041 is connected to the second bracket 45,2045.
In the first, the 4th to the tenth and the 12nd to the 15th embodiment, cannelure(S)441a、450a、2044a、
The number of 4044a, 7041a can be set greater than or any proper number equal to 1, as long as ensure that axial sliding fit
.In addition, in first and sixth embodiment, one of the first bracket 44,3044 for circumferentially interrupting(Or it is multiple)Longitudinal direction
The number of groove 440a and be formed in the first bracket 44,3044 one(Or it is multiple)The number of joining part 440b, 3440b
Can arbitrarily be set greater than or the proper number equal to 1.However, in some cases, cannelure 440a is all saved.
First to the five, the 7th and the 11st to the 15th in embodiment, and the bracket 3046 of sixth embodiment can be arranged to realize
Connection angle along the circumferential direction can be madeThe connecting structure for changing.First to the five, the 7th and the 11st to the tenth
In five embodiments, the bracket 4046,5046 of the 7th to the tenth embodiment can be arranged to realize that connection along the circumferential direction can be made
Knot angleThe connecting structure for changing.
In second and 3rd embodiment, intermediate member 1042 can form an entirety or can with support shaft 1041
To be bonded to support shaft 1041.Contrary to the above in addition, in second and third embodiments, intermediate member 1042 can be with
Be press-fitted in support shaft 1041, so as to intermediate member 1042 and support shaft 1041 be linked together, or, or
The polygonal outer periphery formed in one of intermediate member 1042 and support shaft 1041 is surface-mounted in intermediate member 1042 and support
In the polygonal hole formed in another in axle 1041, so as to intermediate member 1042 and support shaft 1041 be linked together.
In addition, in second and third embodiments, the inner circumferential surface 1300a of the opening 1300 of the pump bracket 1030 as clamping components
Planar section 1300b number and formed respectively with planar section 1300b plane-plane contact intermediate member 1042 plane
The number of joining part 1042a can arbitrarily be set greater than or the proper number equal to 1.
In the 4th and the 5th embodiment, the centre bore 2411 of support shaft 2041 can be formed as polygonal hole, more specifically
Ground say, the n sides shape hole with n side(Wherein n is the natural number more than or equal to 3), it is assembled to the cylindrical of centre bore 2411
Perimeter surface 2450a can be formed as polygonal outer periphery surface, more specifically, the n sides shape external peripheral surface with n side
(Wherein n is equal with the number in n sides shape hole above).In addition, in the 7th embodiment, slit 4100b and connection pawl 4464a
Number can be set greater than or any proper number equal to 2.In addition, in the 8th embodiment, connection pawl 5046a can be with
In being arranged on the coupling part 5100 of flange 10, link slot 5100b can be arranged in the 3rd bracket 5046.In addition, the 8th
In the 9th embodiment, the number of groove 5100b, 5103c can arbitrarily be set greater than or the proper number equal to 2, accordingly
The number of connection pawl 5046a, 5046c can also be set greater than or any proper number equal to 1.In addition, implementing the tenth
In example, connecting the number of pawl 5105 can arbitrarily be set greater than or the proper number equal to 2, corresponding connection bump 5046d
Number can also be set greater than or any proper number equal to 1.In addition, in the 13rd embodiment, assembling pawl 8042b
Number can be set greater than or think corresponding arbitrarily appropriate number equal to 1 and with the number of cannelure 7041a, as long as
Axial sliding fit can be realized.
Those skilled in the art is easy for will recognize that additional advantages and improvements.Therefore position concept thereon of the invention
In be not limited to shown in and description detail, exemplary apparatus and illustrative example.
Claims (11)
1. a kind of fuel-supplying unit, including:
It is configured for attachment to the flange (10) of fuel tank (2);
The fuel for being configured to be arranged on fuel tank (2) inside will receive in fuel tank (2) inside is pumped to fuel tank (2) outside
Pump installation (50);
Be configured to tubular body and be connected between flange (10) and pump installation (50) support shaft (41,1141,1144,2144,
3141,4141,4144,5141,5144);
Elastic component (43,1143), its receive support shaft (41,1141,1144,2144,3141,4141,4144,5141,
5144) (41,1141,1144,2144,3141,4141,4144,5141, axial direction 5144) is applied in and along support shaft
Plus restoring force with towards fuel tank (2) bottom (2c) promote pump installation (50), pump installation (50) relative to support shaft (41,1141,
1144,2144,3141,4141,4144,5141,5144) in axial direction may move;And
The clamping components (30) of clamping pump installation (50), wherein:
Clamping components (30) including be configured to tubular body and axially slidably receive support shaft (41,1141,1144,
2144,3141,4141,4144,5141, and receptor 5144) (310,2300,5300);And
Receive support shaft (41,1141,1144,2144,3141,4141,4144,5141,5144) in elastic component (43,
1143) restoring force against receptor (310,2300,5300) apply.
2. fuel-supplying unit as claimed in claim 1, it is characterised in that
Elastic component (43,1143) it is helical spring;
Fuel-supplying unit also include with support shaft (41,1141,1144,2144,3141,4141,4144,5141,5144) set
Set as one and supporting part (420d, 1146b, 4146c) that the position from above helical spring extends downwardly from;With
Supporting part (310d, 420d, 1146b, 1149b, 4144c, 4146c, 5144g, 1300d) axially support helix
Spring.
3. fuel-supplying unit as claimed in claim 1, it is characterised in that be additionally included in support shaft (41,5141,5144)
At the position of the top of end portion with support shaft (41,5141, the opposite segments that 5144) are integrally provided (420c, 51440),
Wherein:
Receptor (310,5300) be included in receptor (310, the bottom (310c) of tubular body bottom side 5300);
(420c, 51440) in axial direction (310, bottom (310c) 5300) is relative with receptor for opposite segments;And
Elastic component (43,1143) be placed in receptor (310, bottom (310c) 5300) and opposite segments (420c, 5144f) it
Between.
4. fuel-supplying unit as claimed in claim 1, it is characterised in that clamping components (30) including bonding part (303a,
5300h), when support shaft (41,1141,1144,2144,3141,4141,4144,5141,5144) by along support shaft (41,
1141,1144,2144,3141,4141,4144,5141,5144) away from receptor (310,2300,5300) to remove direction remote
From receptor (310,2300, support shaft 5300) (41,1141,1144,2144,3141,4141,4144,5141,5144)
Motion and when being placed in the removable end of support shaft, bonding part (303a, 5300h) be just used for support shaft (41,1141,
1144,2144,3141,4141,4144,5141,5144) engage.
5. fuel-supplying unit as claimed in claim 1, it is characterised in that
Support shaft is that (1141,3141,4141), it is fixed in the upper shed (2b) of fuel tank (2) upper support shaft
Flange (10);
Fuel-supplying unit also include receive receptor (310,2300) in lower support shaft (1144,2144,4144);
Elastic component (1143) be clamped in support shaft (1141,3141,4141) and lower support shaft (1144,2144,4144) it
Between;
Lower support shaft (1144,2144,4144) link to receptor (310,2300) and upper support shaft (1141,3141,4141),
So as to lower support shaft (1144,2144,4144) relative to receptor (310,2300) and upper support shaft (1141,3141,4141)
Can be slidable in the axial direction;And
Instantly support shaft (1144,2144,4144) by along for by lower support shaft (1144,2144,4144) insertion receive
Device (310, direction of insertion 2300) by lower support shaft (1144,2144,4144) be inserted into receptor (310, motion 2300)
And be placed in lower support shaft (1144,2144, during removable end 4144), lower support shaft (1144,2144,4144) be just used for
Receptor (310,2300) engage.
6. fuel-supplying unit as claimed in claim 5, it is characterised in that be additionally included in support shaft (1141,3141,
4141) at the position of the top of end portion with upper support shaft (1141,3141, the opposite segments 4141) being integrally provided
(1146a, 4146a), wherein, elastic component (1143) be placed in opposite segments (1146a, 4146a) and lower support shaft (1144,
2144,4144) between, wherein lower support shaft (1144,2144,4144) with opposite segments (1146a, 4146a) in axial direction
Relatively.
7. fuel-supplying unit as claimed in claim 1, it is characterised in that also including being fixed to installed in fuel tank (2)
The upper support shaft (5141) of the flange (10) of upper shed (2b), wherein:
Support shaft is the lower support shaft (5144) received in receptor (5300);
Elastic component (1143) is clamped between receptor (5300) and lower support shaft (5144);And
Lower support shaft (5144) links to receptor (5300) and upper support shaft (5141), so as to lower support shaft (5144) relative to
Receptor (5300) and upper support shaft (5141) are in axial direction slidably.
8. fuel-supplying unit as claimed in claim 7, it is characterised in that be additionally included in the bottom of lower support shaft (5144)
The opposite segments (5144f) being integrally provided with lower support shaft (5144) at the position of the top divided, wherein:
Receptor (5300) is included in the bottom (310c) of the bottom side of the tubular body of receptor (5300);
Elastic component (1143) is placed between opposite segments (5144f) and the bottom (310c) of receptor (5300), wherein bottom
(310c) it is in axial direction relative with opposite segments (5144f).
9. the fuel-supplying unit as any one of claim 5 to 8, it is characterised in that
Clamping components (30) include bonding part (303a, 5300h), instantly support shaft (1144,2144) by along lower support shaft
(1144,2144) away from receptor (310,2300) remove direction away from receptor (310, lower support shaft 2300) (1144,
2144) motion and be placed in lower support shaft (1144, during removable end 2144), bonding part (303a, 5300h) be just with
Support shaft (1144,2144) engage, and
Support shaft in reception (1141, and lower support shaft 3141) (1144,2144) including bonding part (1147b), when upper support
Axle (1141,3141) by along upper support shaft (1141,3141) away from lower support shaft (1144,2144) remove direction away from
Lower support shaft (1144, upper support shaft 2144) (1141, motion 3141) and be placed in support shaft (1141,3141) removable
When going to end, and bonding part (1147b) and upper support shaft (1141,3141) engage.
10. the fuel-supplying unit as any one of claim 5 to 8, it is characterised in that
Clamping components (30) include bonding part (5300h), and instantly support shaft (5144) is by remote along lower support shaft (5144)
Direction of removing from receptor (5300) is placed in lower support shaft away from the motion of the lower support shaft (5144) of receptor (5300)
(5144) during removable end, bonding part (5300h) is just engaged with lower support shaft (5144);And
The upper support shaft (5141) of lower support shaft (5144) is received including bonding part (5141d), instantly support shaft (5144) is logical
Cross along lower support shaft (5144) and remove lower support shaft of the direction away from upper support shaft (5141) away from upper support shaft (5141)
(5144) motion and when being placed in the removable end of lower support shaft (5144), bonding part (5141h) just with lower support shaft
(5144) engage.
11. fuel-supplying units as any one of claim 5 to 8, it is characterised in that also include by flange (10)
Clamping and the tank (1170) of the internal fuel vapour of adsorbed fuel case (2), wherein:
Pump installation (50) stretches out along horizontal direction at the position on the downside of flange from flange (10), and wherein horizontal direction hangs down
Directly in axial direction;And
Tank (1170) is placed on the downside of flange (10) in fuel tank (2).
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010-204621 | 2010-09-13 | ||
JP2010204621 | 2010-09-13 | ||
JP2011-064731 | 2011-03-23 | ||
JP2011064731A JP5630351B2 (en) | 2010-09-13 | 2011-03-23 | Fuel supply device |
JP2011-064730 | 2011-03-23 | ||
JP2011064730A JP5327253B2 (en) | 2011-03-23 | 2011-03-23 | Fuel supply device |
CN201110276884.XA CN102434340B (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110276884.XA Division CN102434340B (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103850836A CN103850836A (en) | 2014-06-11 |
CN103850836B true CN103850836B (en) | 2017-04-12 |
Family
ID=50756889
Family Applications (7)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410096047.2A Pending CN103821646A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
CN201410096478.9A Pending CN103850837A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
CN201410096070.1A Pending CN103821647A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
CN201410096453.9A Expired - Fee Related CN103850836B (en) | 2010-09-13 | 2011-09-13 | Fuel supply device |
CN201410096013.3A Pending CN103821645A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
CN201410096477.4A Pending CN103850834A (en) | 2010-09-13 | 2011-09-13 | Fuel supply device |
CN201410097368.4A Pending CN103850838A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410096047.2A Pending CN103821646A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
CN201410096478.9A Pending CN103850837A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
CN201410096070.1A Pending CN103821647A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410096013.3A Pending CN103821645A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
CN201410096477.4A Pending CN103850834A (en) | 2010-09-13 | 2011-09-13 | Fuel supply device |
CN201410097368.4A Pending CN103850838A (en) | 2010-09-13 | 2011-09-13 | Fuel supply apparatus |
Country Status (1)
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CN (7) | CN103821646A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6297451B2 (en) * | 2014-08-26 | 2018-03-20 | 愛三工業株式会社 | Fuel supply device |
US11105437B2 (en) * | 2017-07-03 | 2021-08-31 | Continental Automotive Systems, Inc. | Combined inlet and outlet check valve seat |
KR102113741B1 (en) * | 2017-11-06 | 2020-05-21 | 가부시키가이샤 덴소 | Fuel pump module |
WO2019151296A1 (en) * | 2018-02-01 | 2019-08-08 | 株式会社デンソー | Fuel supply device |
FR3092146B1 (en) | 2019-01-24 | 2020-12-25 | Continental Automotive | Management method of a piston pump for a heat engine |
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US4694857A (en) * | 1986-03-31 | 1987-09-22 | Stant Inc. | Fuel sender unit |
US4780063A (en) * | 1987-10-09 | 1988-10-25 | Walbro Corporation | Vehicle fuel pump having a noise-reduction jacket |
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JP3698293B2 (en) * | 1999-02-18 | 2005-09-21 | 株式会社デンソー | Rotating device support structure and fuel supply device using the same |
DE10027991B4 (en) * | 2000-06-08 | 2005-11-10 | Kautex Textron Gmbh & Co. Kg | Fuel delivery unit |
JP3833449B2 (en) * | 2000-07-25 | 2006-10-11 | 株式会社日立製作所 | Fuel supply device |
JP2002276473A (en) * | 2001-03-22 | 2002-09-25 | Isuzu Motors Ltd | Fuel supply system for dimethyl ether engine |
JP3929809B2 (en) * | 2002-04-03 | 2007-06-13 | 愛三工業株式会社 | Reserve container unit |
JP2004028054A (en) * | 2002-06-28 | 2004-01-29 | Denso Corp | Fuel feeder |
JP2004263563A (en) * | 2003-01-16 | 2004-09-24 | Mitsuba Corp | Fuel pump unit |
JP4340898B2 (en) * | 2004-11-17 | 2009-10-07 | 株式会社デンソー | Fuel supply device |
JP2006152992A (en) * | 2004-12-01 | 2006-06-15 | Toyota Motor Corp | Fuel feed device |
US7124748B2 (en) * | 2004-12-16 | 2006-10-24 | Visteon Global Technologies, Inc. | Fuel delivery assembly for dual lobe fuel tank |
DE102005000658A1 (en) * | 2005-01-04 | 2006-07-13 | Robert Bosch Gmbh | Fuel filter, in particular for motor vehicles |
JP4169052B2 (en) * | 2006-06-29 | 2008-10-22 | トヨタ自動車株式会社 | Fuel supply device for internal combustion engine |
JP2008082263A (en) * | 2006-09-28 | 2008-04-10 | Aisan Ind Co Ltd | Fuel supply device |
DE102006049224B4 (en) * | 2006-10-18 | 2018-08-02 | Man Diesel & Turbo Se | Fuel supply system of an internal combustion engine |
JP4752801B2 (en) * | 2007-03-30 | 2011-08-17 | 株式会社デンソー | Fuel supply device |
DE102011082418A1 (en) * | 2010-09-13 | 2012-03-15 | Denso Corporation | FUEL SUPPLY DEVICE |
-
2011
- 2011-09-13 CN CN201410096047.2A patent/CN103821646A/en active Pending
- 2011-09-13 CN CN201410096478.9A patent/CN103850837A/en active Pending
- 2011-09-13 CN CN201410096070.1A patent/CN103821647A/en active Pending
- 2011-09-13 CN CN201410096453.9A patent/CN103850836B/en not_active Expired - Fee Related
- 2011-09-13 CN CN201410096013.3A patent/CN103821645A/en active Pending
- 2011-09-13 CN CN201410096477.4A patent/CN103850834A/en active Pending
- 2011-09-13 CN CN201410097368.4A patent/CN103850838A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CN103850837A (en) | 2014-06-11 |
CN103821647A (en) | 2014-05-28 |
CN103821645A (en) | 2014-05-28 |
CN103821646A (en) | 2014-05-28 |
CN103850836A (en) | 2014-06-11 |
CN103850838A (en) | 2014-06-11 |
CN103850834A (en) | 2014-06-11 |
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