CN201053366Y - Fuel pump assembly - Google Patents
Fuel pump assembly Download PDFInfo
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- CN201053366Y CN201053366Y CNU2007200007612U CN200720000761U CN201053366Y CN 201053366 Y CN201053366 Y CN 201053366Y CN U2007200007612 U CNU2007200007612 U CN U2007200007612U CN 200720000761 U CN200720000761 U CN 200720000761U CN 201053366 Y CN201053366 Y CN 201053366Y
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- fuel
- pump
- petrolift
- addition
- casing component
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Abstract
The utility model provides a fuel pump component the cost of which can be reduced through general utilization of the component. The fuel pump component (5) consists of a fuel pump (6), a shell member (7), a mounting plate (8), a suction filter (10) and a fuel meter (12); a plurality of parts with different specifications on the other part can be selectively arranged on parts on any one part in the shell member (7) and the mounting plate (8) which are arranged mutually; a plurality of parts with different specifications on the other part can be selectively arranged on parts on any one part in the shell member (7) and the suction filter (10) which are arranged mutually; a plurality of parts with different specifications on the other part can be selectively arranged on mutually arranged parts on any one part in the shell member (7) and the fuel meter (12) which are arranged mutually.
Description
Technical field
The utility model relates generally to the fuel pump components on a kind of fuel tank that is provided in vehicles such as two-wheel vehicle, four-wheel wagon.
Background technique
The pump assembly (being also referred to as fuel supplying device, fuel supply unit etc.) that acts as a fuel, the fuel pump components in TOHKEMY 2003-49729 for example on the books.The fuel pump components of putting down in writing among the TOHKEMY 2003-49729 have as building blocks of function be configured in petrolift in the fuel tank, filter that fuel filter is used, adjust the fuel pressure of discharging from above-mentioned petrolift pressure governor, and and be formed on the chimeric lid of open pore on the above-mentioned fuel tank.
The model utility content
In fuel pump components, usually, different vehicles has different machines, according to the desired specification of each machine each parts is becomed privileged, and is difficult to the generalization such problem that raises the cost of having to so exist because of parts.
Problem to be solved in the utility model be to provide a kind of can be by the fuel pump components that the parts generalization is reduced cost.
Above-mentioned problem can solve by the fuel pump components of being put down in writing with technical solutions of the utility model that is configured to main idea.
The fuel pump components of technical solution of the present invention 1 has a plurality of parts, it is characterized in that, by petrolift or be attached to pump side member that the attached member of pump of this petrolift constitutes and the lid member that is used to seal the open pore that is formed on the fuel tank, can be installed together by rapid assembly device.
The fuel pump components of technical solution of the present invention 2 has a plurality of parts, it is characterized in that, by petrolift or be attached to the pump side member that the attached member of pump of this petrolift constitutes and filter the filter component that is inhaled into the fuel in the above-mentioned petrolift, can be installed together by rapid assembly device.
The fuel pump components of technical solution of the present invention 3 has a plurality of parts, it is characterized in that, by petrolift or be attached to pump side member that the attached member of pump of this petrolift constitutes and the residual fuel amount detection device that detects the residual fuel amount in the fuel tank, can be installed together by rapid assembly device.
According to technological scheme 1 described fuel pump components, technical solution of the present invention 4 fuel pump components are characterised in that the attached member of the pump of said pump side member is the pump retaining member that keeps above-mentioned petrolift.
According to technological scheme 2 described fuel pump components, technical solution of the present invention 5 fuel pump components are characterised in that the attached member of the pump of said pump side member is the pump retaining member that keeps above-mentioned petrolift.
According to technological scheme 3 described fuel pump components, technical solution of the present invention 6 fuel pump components are characterised in that the attached member of the pump of said pump side member is the pump retaining member that keeps above-mentioned petrolift.
That is, adopt the fuel pump components of technological scheme 1 record, by petrolift or be attached to pump side member that the attached member of pump of this petrolift constitutes and the lid member that is used to seal the open pore that is formed on the fuel tank, can be installed together by rapid assembly device.Therefore, different multiple another member (parts) of installation specification selectively.
In addition, adopt the fuel pump components of technological scheme 2 records, by petrolift or be attached to the pump side member that the attached member of pump of this petrolift constitutes and filter the filter component that is inhaled into the fuel in the above-mentioned petrolift, can be installed together by rapid assembly device.Therefore, different multiple another member (parts) of installation specification selectively.
In addition, adopt the fuel pump components of technological scheme 3 records, for by petrolift or be attached to for arbitrary member (parts) in pump side member that the attached member of pump of this petrolift constitutes and the residual fuel amount detection device that detects the residual fuel amount in the fuel tank, different multiple another member (parts) of installation specification selectively.
Therefore, can easily parts and another parts be installed by rapid assembly device, for example to a plurality of machines, if prepare an a kind of quadrate part spare, prepare the multiple the opposing party parts corresponding, then can reduce cost by making a quadrate part spare generalization with each machine.Like this, compare, can require two-wheel vehicle used cheaply fuel pump components than four-wheel wagon with fuel pump components, we can say more useful by the fuel pump components conduct that a quadrate part spare generalization is reduced cost with four-wheel wagon.
In addition, adopt the fuel pump components of technological scheme 4～6 records, because the attached member of pump of said pump side member is the pump retaining member, so so long as the structure that pump retaining member and other parts (being equivalent to cover member or filter component or residual fuel amount detection device) can be installed gets final product, needn't be at petrolift from the special mounting construction that be provided for being installed on one's body on other parts.
Adopt fuel pump components of the present utility model, can reduce cost by making the parts generalization.
Description of drawings
Fig. 1 is the plan view of expression the utility model one embodiment's fuel pump components.
Fig. 2 is that the master of expression fuel pump components looks sectional view.
Fig. 3 is the exploded view of the component parts of expression fuel pump components.
Fig. 4 is the sectional view of expression the 1st rapid assembly device.
Fig. 5 is the exploded perspective view of expression the 1st rapid assembly device.
Fig. 6 is the sectional view of expression the 2nd rapid assembly device.
Fig. 7 is the exploded perspective view of expression the 2nd rapid assembly device.
Fig. 8 is the sectional view of expression the 3rd rapid assembly device.
Fig. 9 is the exploded perspective view of expression the 3rd rapid assembly device.
Figure 10 is the sectional view of expression the 3rd rapid assembly device.
Figure 11 is the exploded perspective view of expression the 4th rapid assembly device.
Figure 12 is the worm's eye view of expression mounting plate.
Figure 13 is the XIII-XIII sectional view of Figure 12.
Figure 14 is that the master of expression suction filter looks sectional view.
Figure 15 is the XV-XV sectional view of Figure 14.
Embodiment
Below, with reference to following examples, illustrate to be used to implement best mode of the present utility model.
Embodiment
With reference to accompanying drawing, an embodiment of the present utility model is described.In the present embodiment, example illustrates the employed fuel pump components of two-wheel vehicle such as motor bike, band prime mover bicycle.Fig. 1 is the plan view of expression fuel pump components.Fig. 2 is that the master of expression fuel pump components looks sectional view.Fig. 3 is the exploded view of the component parts of expression fuel pump components.In addition, the fuel pump components of present embodiment is arranged on the fuel tank, and this fuel tank for example is installed near vehicle seat the place ahead on the vehicle body frame of two-wheel vehicle (not shown).In addition, as shown in Figure 1, on the upper plate portion 2 of fuel tank 1, be formed with and be used to be provided with open pore 3 fuel pump components 5, for example circular hole shape.
As shown in Figure 3, fuel pump components 5 is devices that petrolift 6, casing component 7, mounting plate 8, pressure governor 9, suction filter 10,12 modularizations of fuel measurement meter are formed.Below, for convenience of explanation, describe according to the order of mounting plate 8, pressure governor 9, petrolift 6, casing component 7, suction filter 10, fuel measurement meter 12.In addition, as shown in Figure 1, casing component 7 and mounting plate 8 are installed by the 1st rapid assembly device 14 and the 2nd rapid assembly device 15.In addition, casing component 7 and suction filter 10 are installed by the 3rd rapid assembly device 17.In addition, casing component 7 and fuel measurement meter 12 are installed by the 4th rapid assembly device 18.Below, each rapid assembly device 14,15,17,18 is described one by one.
At first, begin explanation from mounting plate 8.Figure 12 is the worm's eye view of expression mounting plate, and Figure 13 is the XIII-XIII sectional view of Figure 12.In addition, mounting plate 8 is equivalent to " lid member ", " parts " described in this specification.
As shown in figure 13, mounting plate 8 has as the plate main body 20 of its main body and is combined in feeder sleeve 21 on this plate main body 20.Plate main body 20 for example is made of the resin forming spare that resin materials such as polyacetal resin (POM), nylon resin form.In addition, plate main body 20 forms based on the tabular plate-like portion 22 of primary circle.Giving prominence to the flank 23 (with reference to Figure 12) of ring-type at the lower surface of plate-like portion 22.Can be under the state of plate-like portion 22 in the open pore 3 (with reference to Fig. 1) that flank 23 substantially closely is entrenched in above-mentioned fuel tank 1 with these open pore 3 sealings.In addition, as shown in figure 13, be formed with the interior pipe portion 25 and the outer tube part 26 of intersecting with predetermined angular (for example 90 degree) and this plate-like portion 22 with on plate-like portion 22, being inside and outside double-layered cylinder shape.
Above-mentioned feeder sleeve 21 for example is made of the resin forming product that the resin material of polyacetal resin (POM), nylon resin etc. forms.Feeder sleeve 21 for example forms the elbow shape.The base portion side end face (lower end surface) of feeder sleeve 21 is on the upper-end surface of the outer tube part 26 that is combined in above-mentioned plate main body 20 by engagement means with docking shape.Thus, outer tube part 26 is communicated with feeder sleeve 21.As making feeder sleeve 21 be attached to engagement means on the plate main body 20, can adopt resin welding means, binder adhesion means etc. such as vibration welded, hot plate welding, laser welding.In addition, promptly discharging end 21a at the front end that makes feeder sleeve 21 points under the state of desired direction, feeder sleeve 21 is combined on the plate main body 20, can make thus feeder sleeve 21 towards variation, can improve the degrees of freedom that fuel pump components 5 is installed on fuel tank 1.
As shown in figure 13, the upper-end surface of above-mentioned interior pipe portion 25 is closed portion's 30 sealings.In addition, lower face side at above-mentioned plate-like portion 22, on this plate-like portion 22, be formed with exhaust port connecting tube portion 31 and discharge tube portion 32, exhaust port connecting tube portion 31 is two trouble shape ground and is communicated with above-mentioned outer tube part 26, and discharge tube portion 32 is two with the state of perforation outer tube part 26 and branches off the shape ground and be communicated with interior pipe portion 25.Exhaust port connecting tube portion 31 and discharge tube portion 32 extend towards oblique below respectively, and its front-end face is by opening.
Be formed with connector portion 34 (with reference to Figure 13) on above-mentioned plate-like portion 22, this connector portion 34 has the wiring terminal 35 that connects plate-like portion 22 upper and lower surfaces.Can be inserted into from the upper surface side of this connector portion 34 this connector portion 34 with aerial lug that the control mechanism that is made of not shown electronic control unit (ECU) is electrically connected and be connected with connector portion 34.In addition, though not shown, the connector portion of the lead that is electrically connected with petrolift 6 can be by being inserted into the connector portion 34 from lower face side.And the connector portion of the lead 103 (with reference to Fig. 1) that is electrically connected with fuel measurement meter 12 also can be connected with connector portion 34 by inserting in this connector portion 34.
As shown in figure 12, on the outer tube part 26 underpart outer circumferential faces of above-mentioned plate main body 20, for example substantially equally spaced giving prominence to the 1st engaging protrusion 36 (with reference to Figure 12) of a pair of wedge shape along Zhou Fangxiang.The 1st engaging protrusion 36 is the shape (with reference to Fig. 4 and Fig. 5) that comes to a point towards the below.Have chimeric wall portion's 60 cooperations with the 1st card complex hole 61 of the outer tube part 26 of the 1st engaging protrusion 36 and aftermentioned casing component 7 and constitute the 1st rapid assembly device 14.In addition, Fig. 4 is the sectional view of expression the 1st rapid assembly device.Fig. 5 is the exploded perspective view of expression the 1st rapid assembly device.
In addition, as shown in figure 12, be formed with a pair of semicircular cylinder portion 38 at the lower surface of above-mentioned plate-like portion 22.When semicircular cylinder portion 38 is a pair of, be cylindric, and be isolated in that above-mentioned exhaust port connecting tube portion 31 is occupy in the middle of their under the state of its both sides and disposing.On the outer circumferential face of the underpart of semicircular cylinder portion 38, for example giving prominence to the 2nd engaging protrusion 39 (with reference to Fig. 3) that is wedge shape.The 2nd engaging protrusion 39 is the shape that comes to a point towards the below.In addition, the outer embedding tube portion 63 with the 2nd card complex hole 64 of the semicircular cylinder portion 38 with the 2nd engaging protrusion 39 and aftermentioned casing component 7 cooperates and constitutes the 2nd rapid assembly device 15 jointly.Fig. 6 is the sectional view of expression the 2nd rapid assembly device, and Fig. 7 is the exploded perspective view of expression the 2nd rapid assembly device.
Below, pressure governor 9 is described.In addition, because this pressure governor 9 is known structures, so omit its detailed description.In addition, among Fig. 5, show in detail pressure governor 9 with the 1st rapid assembly device 14.
As shown in Figure 5, pressure governor 9 has housing a pair of under the presenting of seizing barrier film (not shown) on both sides by the arms 41,42, is formed with lip part 43 on the joining portion periphery of this two housings 41,42.The fuel recurrent canal 44 that is used to discharge residual fuel is being given prominence in upper-end surface at last side body 41 on same axis.In addition, on the upper-end surface of last side body 41, be formed with fuel introducing port 45 around fuel recurrent canal 44.Fuel recurrent canal 44 forms the step tubulose, the less pipe portion housing type of its diameter O-ring seals 47 is installed.In addition, spacer ring 48, O-ring seals 49 are installed housing type on the housing 41 of upside.
Below, petrolift 6 is described.Petrolift 6 is known structures, so omit its detailed description.
As shown in Figure 3, petrolift 6 for example is the vortex type motor-drive pump, forms roughly cylindric.Giving prominence to the fuel suction port 51 that sucks the fuel in the fuel tank 1 in the lower end surface of petrolift 6.In addition, giving prominence to the fuel discharge outlet 52 of the fuel that is used to discharge suction in the upper-end surface of petrolift 6.In addition, be provided with connector portion 53 in the upper-end surface of petrolift 6.The connector portion of the lead (not shown) that is connected with the connector portion 34 of above-mentioned mounting plate 8 can be by being inserted in this connector portion 53 and is connected with connector portion 53.By 53 energisings of process connector portion, petrolift 6 is driven, and makes built-in solid of rotation (for example impeller) rotation, discharges from fuel discharge outlet 52 after boosting by the fuel in the fuel suction port 51 suction fuel tanks 1 and with it thus.In addition, giving prominence to filter anti-avulsion pin 54 in the lower end surface of petrolift 6.
Below, casing component 7 is described.In addition, casing component 7 is equivalent to " the pump retaining member " described in this specification, " the attached member of pump ", " pump side member ", " parts ".
As shown in Figure 3, casing component 7 with can embedded above-mentioned petrolift 6, roughly pump cylindraceous keep tube portion 56 be main body formation.Keep the upper end portion of tube portion 56 to be formed with supporting plate portion 57 at pump, this supporting plate portion 57 is facing to the lower end surface of the outer tube part 26 of above-mentioned mounting plate 8.In supporting plate portion 57, be formed with the embedding hole 58 (with reference to Fig. 5) of the housing 42 of chimeric above-mentioned pressure governor 9 downsides of energy.The peritreme portion of embedding hole 58 forms the lip part 43 that can prevent pressure governor 9 and deviates from (with reference to Fig. 4).Casing component 7 for example is made of the resin forming product that the resin material of polyacetal resin (POM), nylon resin etc. forms.
As shown in Figure 3, on keeping the peripheral part of supporting plate portion 57 of tube portion 56, said pump is formed with a pair of chimeric wall portion 60 with being the point symmetry shape.A pair of chimeric wall portion 60 form can embedded above-mentioned mounting plate 8 outer tube part 26 (with reference to Fig. 4).In chimeric wall portion 60, be formed with the 1st card complex hole 61, when chimeric wall portion 60 is entrenched on the outer tube part 26, the 1st card complex hole 61 can utilize the resiliently deformable of this chimeric wall portion 60, the deflection deformation (in Fig. 4, with reference to double dot dash line 60) of so-called hole enlargement direction to engage with above-mentioned two the 1st engaging protrusion 36.In addition, the chimeric wall portion 60 that has the outer tube part 26 of the 1st engaging protrusion 36 and have the 1st card complex hole 61 has constituted " the 1st rapid assembly device 14 " that is equivalent to " rapid assembly device " described in this specification.
As shown in Figure 7, keep the upper end portion of tube portion 56 to be formed with the outer embedding tube portion 63 of C word tubular roughly in said pump.Outer embedding tube portion 63 forms and can be enclosed within (with reference to Fig. 6) on the two halves cylindrical part 38 across two semicircular cylinder portions 38 of above-mentioned mounting plate 8 are extraterrestrial.Be formed with the 2nd card complex hole 64 outside in the embedding tube portion 63, when outer embedding tube portion 63 is entrenched on the two halves cylindrical part 38, the 2nd card complex hole 64 can utilize the resiliently deformable at these outer embedding tube portion 63 two end part, the deflection deformation (in Fig. 6, with reference to double dot dash line 63) of so-called hole enlargement direction to engage with above-mentioned two the 2nd engaging protrusion 39.In addition, the outer embedding tube portion 63 that has the semicircular cylinder portion 38 of the 2nd engaging protrusion 39 and have the 2nd card complex hole 64 has constituted " the 2nd rapid assembly device 15 " that is equivalent to " rapid assembly device " described in this specification.
As shown in Figure 3, for example keep on the outer circumferential face of underpart of tube portion 56 being the 3rd engaging protrusion 66 of wedge shape roughly equally spaced to give prominence to 3 (shown in Fig. 3 2) in said pump along Zhou Fangxiang.The 3rd engaging protrusion 66 is the shape that keeps the axle direction below of tube portion 56 to come to a point towards pump.In addition, the underpart in pump maintenance tube portion 56, open grooving 67 below being formed with between the 3rd adjacent engaging protrusion 66 with the axial direction of pump maintenance tube portion 56.In addition, the pump with the 3rd engaging protrusion 66 keeps tube portion 56 to cooperate with the connecting wall portion 90 with the 3rd card complex hole 91 of the pump connector element 78 of aftermentioned suction filter 10 and constitutes the 3rd rapid assembly device 17.In addition, Fig. 8 is the sectional view of expression the 3rd rapid assembly device, and Fig. 9 is the exploded perspective view of expression the 3rd rapid assembly device.
As shown in Figure 3, keep the side face of tube portion 56 to be formed with measuring meter assembly department 70 in said pump, this measuring meter assembly department 70 has the smooth measuring meter attachment face 71 that aftermentioned fuel measurement meter 12 is installed.On the measuring meter attachment face 71 of measuring meter assembly department 70, be formed with for example engaging protuberance 72 of straight line shape.On the outstanding end of engaging protuberance 72 underparts, giving prominence to a pair of fastening sheet 72a that stretches out to its two side.In addition, be formed with the fastening protuberance 73 and the fastening projection 74 in the bight that for example is positioned at the upper end portion on the measuring meter attachment face 71 of measuring meter assembly department 70, this fastening protuberance 73 and fastening projection 74 are spaced from each other predetermined distance.In addition, measuring meter assembly department 70 with engaging protuberance 72, fastening protuberance 73 and fastening projection 74 is cooperated with the chimeric recess 100 with fastening portion 99 of the meter body 95 of aftermentioned fuel measurement meter 12 and elasticity fastening sheet 101 and has been constituted the 4th rapid assembly device 18.In addition, Figure 10 is the sectional view of expression the 4th rapid assembly device.Figure 11 is the exploded perspective view of expression the 4th rapid assembly device.
Below, suction filter 10 is described.Figure 14 is that the master of expression suction filter looks sectional view.Figure 15 is the XV-XV sectional view of Figure 14.Suction filter 10 is equivalent to " filter component " described in this specification, " parts ".
As shown in figure 15, suction filter 10 has filter member 76, support member 77 and pump connector element 78.Filter member 76 for example forms flat bag shape by filter member such as resinous mesh screen, nonwovens.In addition, support member 77 is resin systems, and it has structural portion 80 and delivery line portion 81, and structural portion 80 is guaranteed the internal capacity of filter member 76 by the state that filter member 76 is remained expansion, and delivery line portion 81 is with the inside and outside connection of filter member 76.Delivery line portion 81 forms the elbow shape, and the outer end of this delivery line portion 81 is towards the top opening.
Said pump connector element 78 is resin systems, have connecting tube portion 83, connect board 84 and accept board 85, connect board 84 and be and protrude on connecting tube portion's lower, outer perimeter face of 83 flange shapely, accept board 85 and be and protrude on connecting tube portion's upper end outer circumferential face of 83 flange shapely.Connecting tube, portion 83 underpart was embedded in the outer end of delivery line portion 81 of above-mentioned support member 77.This, portion upper end portion of 83 formed on the fuel suction port 51 that can be enclosed within above-mentioned petrolift 6 outward connecting tube.In addition, with connecting tube portion 83 underpart be embedded under the state in the outer end of delivery line portion 81 of support member 77, connect on board 84 is combined in above-mentioned support member 77 with overlapping shapes by connector element 87 the upper-end surface of delivery line portion 81.In addition, under the state that will be embedded in outside connecting tube portion 83 the upper end portion on the fuel suction port 51 of petrolift 6, accept board 85 and be formed on the lower end surface of above-mentioned petrolift 6 (with reference to Fig. 2) with overlapping.Be formed with the filter anti-avulsion of can be chimeric, can inserting petrolift 6 pin insertion part 88 on the board 85 accepting with pin 54.
As shown in Figure 9, on the above-mentioned peripheral part of accepting board 85, be formed with 3 connecting wall portions 90 of arranging with substantially uniformly-spaced.The pump that connecting wall portion 90 can be embedded in above-mentioned casing component 7 outward keeps on the underpart of tube portion 56 (with reference to Fig. 2).In connecting wall portion 90, be formed with the 3rd card complex hole 91, when the pump that is enclosed within above-mentioned casing component 7 outside the connecting wall portion 90 kept in the tube portion 56, the 3rd card complex hole 91 can utilize the resiliently deformable of connecting wall portion 90, the deflection deformation of so-called hole enlargement direction (with reference to double dot dash line among Fig. 8 90) to engage with above-mentioned the 3rd engaging protrusion 66 respectively.In addition, the connecting wall portion 90 that keeps tube portion 56 and have the 3rd card complex hole 91 of the pump with the 3rd engaging protrusion 66 has constituted " the 3rd rapid assembly device 17 " that is equivalent to " rapid assembly device " described in this specification.
In addition, as shown in Figure 9, in 3 maintenance wall portions 93 that are formed with on the above-mentioned peripheral part of accepting board 85 between adjacent connecting wall portion 90.The pump that keeps wall portion 93 can be entrenched in above-mentioned casing component 7 keeps in the grooving 67 of tube portion 56, and forms on the underpart that can be enclosed within above-mentioned petrolift 6 outward (with reference to Fig. 8).
Below, fuel measurement meter 12 is described.Fuel measurement meter 12 has the function of liquid level meter, detects the interior residual fuel amount of fuel tank 1 (with reference to Fig. 1), is the liquid level of fuel according to resistance value.In addition, this fuel measurement meter 12 is equivalent to " residual fuel amount detection device ", " parts " described in this specification.
As shown in Figure 3, the swing arm 96 that fuel measurement meter 12 has meter body 95, be arranged to rotate with respect to this meter body 95, be installed in the free end of this swing arm 96 and can float over float 97 on the liquid level in the fuel tank 1, meter body 95 forms box-like and has resistance substrate (not shown).
As shown in figure 11, above-mentioned meter body 95 has attachment face 98, and this attachment face 98 is towards the measuring meter attachment face 71 of the measuring meter assembly department 70 of above-mentioned casing component 7.In addition, specifically, on attachment face 98, for example giving prominence to laterally long square suitable quantity (shown in Figure 11 up and down totally 4) jut 98a dispersedly and with small overhang.As jut 98a and 71 contacting structure of measuring meter attachment face of making on the attachment face 98, seek cost degradation by reducing mutual area of contact, and seek the raising of wear resistance.For example, making under the situation that makes 98 whole of attachment faces and 71 contacting structure of measuring meter attachment face, two surface of contact require high planeness, estimate not only cost height thus, and contacting part wear away easily on a large scale.But, as mentioned above, the jut 98a on the attachment face 98 is contacted with 71 of measuring meter attachment faces, by reducing mutual area of contact,, therefore can seek cost degradation as long as guarantee jut 98a precision, improve wear resistance.In addition, it is the square of horizontal length that the shape of jut 98a does not limit, and its shape can suitably change.In addition, jut 98a does not limit with 71 of measuring meter attachment faces and contacts, and can be a contact yet.
On attachment face 98, be formed with chimeric recess 100, this chimeric recess 100 can with the measuring meter assembly department 70 of above-mentioned casing component 7 to engage protuberance 72 chimeric.So, chimeric recess 100 has hooking part 99, at engaging under the chimeric state (double dot dash line 72 in reference to Figure 10) of protuberance 72 of chimeric recess 100 and measuring meter assembly department 70, meter body 95 with respect to measuring meter assembly department 70 towards the below mobile established amount, this hooking part 99 forms the continuation that limits it and moves thus, and prevents that the fastening sheet 72a that engages protuberance 72 from deviating from.
In addition, as shown in figure 11, be formed with the upwards elasticity fastening sheet 101 of standing shape at a sidepiece of meter body 95 (sidepiece corresponding) with the fastening protuberance 73 of the measuring meter assembly department 70 of above-mentioned casing component 7 and fastening projection 74.Elasticity fastening sheet 101 forms can be towards meter body 95 side resiliently deformables, so-called deflection deformation (with reference to double dot dash line among Figure 10 101).Free end at elasticity fastening sheet 101 is that upper end portion 10 is formed with removal stop section 102.When the chimeric recess 100 with meter body 95 was fitted on the engaging protuberance 72 of measuring meter assembly department 70 of above-mentioned casing component 7, elasticity fastening sheet 101 became removal stop section 102 and penetrates between fastening protuberance 73 in the measuring meter assembly department 70 and the fastening projection 74 and become the state (with reference to double dot dash line among Figure 10 102) that stretches out upward.And when meter body 95 relatively moved established amount with respect to measuring meter assembly department 70 towards the below, the deflection deformation that removal stop section 102 utilizes elasticity fastening sheet 101 square tube was down crossed between fastening protuberance 73 and the fastening projection 74.And, when the fastening sheet 72a of engaging protuberance 72 engages with hooking part 99 and during by anti-avulsion, elastic recovery along with elasticity fastening sheet 101, removal stop section 102 slips into the downside of fastening projection 74, limit meter body 95 thus and move towards the top, thereby prevent that meter body 95 from deviating from respect to measuring meter assembly department 70.In addition, the meter body 95 that has the measuring meter assembly department 70 of engaging protuberance 72, fastening protuberance 73 and fastening projection 74 and have the chimeric recess 100 of hooking part 99 and have an elasticity fastening sheet 101 constitutes the 4th rapid assembly device 18 that is equivalent to " rapid assembly device " described in this specification.
In addition, from above-mentioned meter body 95, drawn the lead 103 (with reference to Fig. 1) that is electrically connected with the Detecting element that is built in its body interior.Be located at the connector portion (not shown) of the free end of lead 103 can be below the connector portion 34 of above-mentioned mounting plate 8 side be inserted into this connector portion 34 and be connected with it.
Below, an example of the assembling sequence of above-mentioned mounting plate 8, pressure governor 9, petrolift 6, casing component 7, suction filter 10, fuel measurement meter 12 is described.
At first, pressure governor 9 is assembled on the mounting plate 8.That is, the housing 41 of the upside of pressure governor 9 is entrenched in sealing state by spacer ring 48 and O-ring seals 49 in the underpart of outer tube part 26 of mounting plate 8 (with reference to Fig. 4).At this moment, make the lip part 43 of pressure governor 9 be connected to the lower end surface of outer tube part 26.In addition, with sealing state the fuel recurrent canal 44 of pressure governor 9 is entrenched in the underpart of interior pipe portion 25 of mounting plate 8 by O-ring seals 47.Thus, in fuel introducing port 45 and the outer tube part 26 (in interior pipe portion 25) is communicated with.When the pressure of the fuel of discharging from above-mentioned feeder sleeve 21, be fuel pressure outer tube part 26 in when surpassing specified value, in the pipe portion 25, thus the fuel pressure in the outer pipeline is controlled to be the regulation pressure pressure governor 9 is discharged to residual fuel from fuel recurrent canal 44 in.
Then, the embedding hole 58 of the supporting plate portion 57 of casing component 7 is chimeric with the housing 42 of the downside of pressure governor 9.Thus, prevent that by the peritreme portion of the embedding hole 58 of the supporting plate portion 57 of casing component 7 lip part 43 of pressure governor 9 from deviating from (with reference to Fig. 4).In addition, two chimeric wall portions 60 with casing component 7 are entrenched on the outer tube part 26 that board 8 is installed.At this moment, each the 1st card complex hole 61 of two chimeric wall portions 60 utilizes the deflection deformation (with reference to double dot dash line among Fig. 4 60) of this chimeric wall portion 61 to engage with respectively the 1st engaging protrusion 36 of outer tube part 26, and casing component 7 is installed on the mounting plate 8 by the 1st rapid assembly device 14 thus.
In addition, the outer embedding tube portion 63 of casing component 7 is entrenched in the semicircular cylinder portion 38 of mounting plate 8 (with reference to Fig. 6).At this moment, each the 2nd card complex hole 64 of outer embedding tube portion 63 utilizes the deflection deformation (with reference to double dot dash line among Fig. 6 63) of this outer embedding tube portion 63 to engage with respectively the 2nd engaging protrusion 39 of semicircular cylinder portion 38, and casing component 7 is installed on the mounting plate 8 by the 2nd rapid assembly device 15 thus.
Then, the connecting tube portion of accepting board 85 of the pump connector element 78 of suction filter 10 83 is enclosed within outward on the fuel suction port 51 of petrolift 6.Thereupon, the filter anti-avulsion pin 54 of petrolift 6 is inserted in the pin insertion hole 88 of pump connector element 78 of suction filter 10, and the board 85 of accepting of pump connector element 78 overlaps (with reference to Fig. 2) with the lower end surface of petrolift 6.In addition, as required, utilize its elasticity to be installed in the filter anti-avulsion drop-proof component (not shown) of the O shape trip ring that for example forms, E shape trip ring etc. by the metallic plate spring member with on the pin 54, thus, can make the anti-avulsion reliabilization of suction filter 10 (specifically the pump connector element 78) with respect to petrolift 6.
In addition, along with the connecting tube portion of the pump connector element 78 of suction filter 10 83 is enclosed within outward on the fuel suction port 51, the wall portion 93 that respectively keeps of pump connector element 78 is enclosed within outward on the underpart of petrolift 6 (with reference to Fig. 8).
Then, petrolift 6 is embedded in the pump maintenance tube portion 56 of casing component 7.Then, the fuel discharge outlet 52 of petrolift 6 is entrenched in the exhaust port connecting tube portion 31 interior (with reference to Fig. 2) of mounting plate 8 with sealing state by O-ring seals 105.Thereupon, the pump that the connecting wall portion 90 of the pump connector element 78 of suction filter 10 is entrenched in casing component 7 keeps in the tube portion 56 (with reference to Fig. 8).At this moment, each the 3rd card complex hole 91 of the connecting wall portion 90 of pump connector element 78 utilizes the deflection deformation (with reference to double dot dash line among Fig. 8 90) of this connecting wall portion 90 to keep each the 3rd engaging protrusion 66 of tube portion 56 to engage with pump, thus, suction filter 10 is installed on the casing component 7 by the 3rd rapid assembly device 17.In addition, the pump that respectively keeps wall portion 93 to be entrenched in casing component 7 of the pump connector element 78 of suction filter 10 keeps in each grooving 67 of tube portion 56.In addition, two connector portions of not shown lead are inserted in the connector portion 53 of the connector portion 34 of mounting plate 8 and petrolift 6 and are connected with them.
In addition, the meter body 95 with fuel measurement meter 12 is configured on the measuring meter assembly department 70 of casing component 7 with overlapping shape.At this moment, make (for example 4) jut 98a of the suitable quantity that is formed on the attachment face 98 contact with measuring meter attachment face 71, be butt.From this state, meter body 95 is relatively moved towards the below with respect to measuring meter assembly department 70, chimeric recess 100 with meter body 95 engages with the protuberance 72 that engages of measuring meter assembly department 70 with the anti-avulsion state thus, and the anti-avulsion sheet 102 that makes the elasticity fastening sheet 101 of meter body 95 utilizes the deflection deformation (with reference to double dot dash line among Figure 10 101) of this elasticity fastening sheet 101 and the fastening projection 74 of measuring meter assembly department 70 to snap into the anti-avulsion state, thus, fuel measurement meter 12 (specifically meter body 95) is installed on the casing component 7 by the 4th rapid assembly device 18.In addition, the connector portion (not shown) of the lead 103 (with reference to Fig. 1) of meter body 95 is inserted into the connector portion 34 of mounting plate 8 and is connected with it from following side.
As mentioned above, mounting plate 8, pressure governor 9, petrolift 6, casing component 7, suction filter 10, fuel measurement meter 12 are assembled, thereby constituted fuel pump components 5.This fuel pump components 5 is installed in as following on the fuel tank 1.
That is,, casing component 7, fuel measurement meter 2 etc. is inserted in the fuel tank 1 by open pore 3 from suction filter 10.Then, the flank 23 of the plate-like portion 22 of mounting plate 8 is entrenched in the open pore 3 of fuel tank 1 (with reference to Fig. 1), open pore 3 is sealed with this shape board 22.In the peritreme portion of the open pore 3 (with reference to Fig. 1) that the peripheral part of plate-like portion 22 is configured in fuel tank 1 by the gasket seal that is made of for example rubber-like elastic body or sealing component (not shown), and be fixed into air-tight state by fixing means (not shown).Can adopt means such as screw is fastening as mounting plate 8 being fixed on fixing means on the fuel tank 1.In addition, also can suitably use resin welding means, binder adhesion means such as vibration welded, hot plate welding, laser welding etc. as the fixing means that mounting plate 8 is fixed on fuel tank 1 replaces by the fixing fastener means of screw.At this moment, can dispense gasket seal or sealing component.In addition, be the rigidity material higher at the plate-like portion 22 of mounting plate 8 and/or fuel tank 1, promptly for example during metallic such as iron plate, adopt the screw fixing means, plate-like portion 22 is fixed on the fuel tank 1 by gasket seal or sealing component than resin.In addition, though not shown, on the 21a of the discharge end of feeder sleeve 21, be connected with fuel feed pipe (not shown), this fuel feed pipe is communicated with the transport pipe with sparger in the motor (internal-combustion engine).In addition, not shown outside terminal is inserted into from upper face side in the connector portion 34 of mounting plate 8 and is connected with it.
In the fuel pump components 5 (with reference to Fig. 2) on being installed in above-mentioned fuel tank 1, petrolift 6 is driven along with the running of motor (internal-combustion engine).Like this, after the filter member 76 of the fuel in the fuel tank 1 by suction filter 10 is filtered, 83 be inhaled into the fuel suction port 51 by the connecting tube portion of pump connector element 78 from the delivery line portion 81 of support member 77.After the fuel that has been sucked by fuel suction port 51 boosts in petrolift 6, discharge from fuel discharge outlet 52.The fuel of discharging from fuel discharge outlet 52 is carried to fuel feed pipe (not shown) by outer tube part 26 (in interior pipe portion 25), feeder sleeve 21 from the exhaust port connecting tube portion 31 of mounting plate 8.The pressure of the fuel of sending from feeder sleeve 21 is adjusted to regulation by pressure governor 9 and presses.The residual fuel of discharging from the fuel recurrent canal 44 of pressure governor 9 is discharged in fuel tank 1 by discharge tube portion 32 from interior pipe portion 25.
In addition, detect the residual capacity of the fuel in the fuel tank 1 by fuel measurement meter 12 (with reference to Fig. 1).That is, the residual fuel of the float 97 of fuel measurement meter 12 in fuel tank 1, be to swim on the liquid level, swing arm 96 is rotated.Detect meter body 95 output detection signals of the rotation of swing arm 96.This testing signal outputs to the control mechanism (not shown) that is made of electronic control unit (ECU) from wiring terminal 35, the outside terminal of the connector portion 34 of lead 103 process mounting plates 8.In addition, control mechanism makes indication mechanism (not shown) work of alarm display, warning light etc. according to the residual fuel amount of calculating from the testing signal of meter body 95 in the fuel tank 1.
In above-mentioned fuel pump components 5, can be with respect to either party's member of casing component 7 and mounting plate 8 member of the different multiple the opposing party of installation specification selectively.Specifically, use with the 1st rapid assembly device 14 and 15 generalizations of the 2nd rapid assembly device that casing component 7 and mounting plate 8 are installed, just can to casing component 7 selectively install feeder sleeve 21 towards different multiple mounting plates 8 of specification such as, height, perhaps mounting plate 8 is selectively installed the different multiple casing component 7 of specification of petrolift 6.That is, in the time can multiple mounting plate 8 selectively being installed, for multiple machine, as long as prepare a kind of casing component 7, prepare the multiple mounting plate 8 corresponding with each machine to casing component 7.Therefore, by making casing component 7 generalizations, can reduce cost.In addition, in the time can multiple casing component 7 selectively being installed, for multiple machine, as long as prepare a kind of mounting plate 8, prepare the multiple casing component 7 of each machine correspondence to mounting plate 8.Therefore, by making mounting plate 8 generalizations, can reduce cost.
In addition, can be to the different multiple the opposing party's member of installation specification selectively of either party's member in casing component 7 and the suction filter 10.Specifically, be used in the 3rd rapid assembly device 17 generalizations that casing component 7 and suction filter 10 are installed, just can to casing component 7 selectively install filter member 76 towards different multiple suction filters 10 of specification such as, height, the different multiple casing component 7 of specification of petrolift 6 perhaps can selectively be installed suction filter 10.That is, in the time can multiple suction filter 10 selectively being installed, for multiple machine, as long as prepare a kind of casing component 7, prepare the multiple suction filter corresponding 10 with each machine to casing component 7.Therefore, by making casing component 7 generalizations, can reduce cost.In addition, in the time can multiple casing component 7 selectively being installed, for multiple machine, as long as prepare a kind of suction filter 10, prepare the multiple casing component corresponding 7 with each machine to suction filter 10.Therefore, by making suction filter 10 generalizations, can reduce cost.
In addition, can be to the different multiple the opposing party's member of installation specification selectively of either party's member in casing component 7 and the fuel measurement meter 12 (specifically meter body 95).Specifically, be used in the 4th rapid assembly device 18 generalizations that casing component 7 and meter body 95 are installed, the different multiple meter body 95 of specifications such as length towards, swing arm 96 of float 97 just can selectively be installed casing component 7, perhaps meter body 95 selectively be installed the different multiple casing component 7 of specification of petrolift 6.That is, in the time can multiple meter body 95 selectively being installed, for multiple machine, as long as prepare a kind of casing component 7, prepare the multiple meter body corresponding 95 with each machine to casing component 7.Therefore, by making casing component 7 generalizations, can reduce cost.In addition, in the time can multiple casing component 7 selectively being installed, for multiple machine, as long as prepare a kind of meter body 95, prepare the multiple casing component corresponding 7 with each machine to meter body 95.Therefore, by making meter body 95 generalizations, can reduce cost.
In addition, adopt above-mentioned fuel pump components 5, to either party's member, the selectively different multiple the opposing party's parts of installation specification in 2 members (casing component 7 and mounting plate 8, casing component 7 and suction filter 10, casing component 7 and fuel measurement meter 12 (specifically meter body 95)) of mutual installation.Therefore, as the member of at least one side among 2 parts of mutual installation, can adopt the member of miniaturization.Thus, can seek the save spaceization of fuel pump components 5.Therefore, compare with four-wheel wagon, the fuel pump components 5 that can seek save spaceization is as the two-wheel vehicle used fuel pump components that the space is subjected to more restriction is set, and is more favourable.
In addition, adopt above-mentioned fuel pump components 5, can casing component 7 and mounting plate 8 easily be installed by the 1st rapid assembly device 14 and the 2nd rapid assembly device 15.In addition, as the mounting mechanism that casing component 7 and mounting plate 8 are installed, be not limited to two rapid assembly devices 14,15, also can adopt adhesion means, screw fastener means, the anchor clamps folder of resin welding means such as vibration welded, hot plate welding, laser welding, binder to decide means etc.
In addition, can casing component 7 and suction filter 10 easily be installed by the 3rd rapid assembly device 17.In addition, as the mounting mechanism that casing component 7 and suction filter 10 are installed, be not limited to the 3rd rapid assembly device 17, also can use resin welding means such as vibration welded, hot plate welding, laser welding, binder adhesion means, screw fastener means, anchor clamps folder to decide means etc.
In addition, can casing component 7 and fuel measurement meter 12 (specifically meter body 95) easily be installed by the 4th rapid assembly device 18.In addition, as the mounting mechanism that casing component 7 and fuel measurement meter 12 are installed, be not limited to the 4th rapid assembly device 18, also can adopt resin welding means such as vibration welded, hot plate welding, laser welding, binder adhesion means, screw fastener means, anchor clamps clamping connection means etc.
In addition, the attached member of pump that is attached to petrolift 6 is a casing component 7, so as long as casing component 7 and other parts (being equivalent to mounting plate 8, suction filter 10, fuel measurement meter 12 (specifically meter body 95) etc.) can be installed.Do not get final product from the special mounting construction that is provided for being installed on other parts on one's body at petrolift 6.Therefore, can avoid the complex structureization of petrolift 6.
The utility model is not limited to the foregoing description, can change in the scope that does not break away from the utility model main idea.For example, fuel pump components 5 is not defined for the motor of two-wheel vehicle, can be used for the motor of four-wheel wagon motor, other purposes yet.In addition, as long as fuel pump components 5 has 2 parts being installed mutually at least.Therefore, for example, having of pressure governor 9, suction filter 10, fuel measurement meter 12 is limited invariably fixed.In addition, in the above-described embodiments, be that mounting plate 8, suction filter 10, fuel measurement meter 12 (specifically meter body 95) are installed on the casing component 7, but can suitably change the combination of its installation.For example, also suction filter 10 can be installed on the mounting plate 8, perhaps also fuel measurement meter 12 can be installed on the mounting plate 8.In addition, with petrolift 6 self during as " pump side member ", as long as other parts (for example, mounting plate 8, suction filter 10, fuel measurement meter 12 (specifically meter body 95), casing component 7 etc.) are installed in petrolift 6 from getting final product on one's body.In addition, the snap-in structure of rapid assembly device, group number etc. is not limited, as long as can utilize resiliently deformable that the structure of 2 parts is installed.For example, also engaging protrusion in each rapid assembly device and card complex hole can be put upside down configuration, that is, can be in the above-described embodiments card complex hole be set being provided with on the member of engaging protrusion, engaging protrusion is set being provided with on the member of card complex hole.In addition, also can use engagement groove, engaging recessed part etc. to replace card complex hole, as long as can engage with engaging protrusion.In addition, can increase and decrease engaging position in each rapid assembly device.In addition, mounting plate 8 is not limited to be installed on the upper plate portion of fuel tank 1, also can be installed on side plate or the base plate.In addition, casing component 7, mounting plate 8, pump connector element 78 etc. are resin system in the above-described embodiments, but also can be metallic.
Claims (6)
1. fuel pump components, this fuel pump components has a plurality of parts, it is characterized in that,
By petrolift or be attached to pump side member that the attached member of pump of this petrolift constitutes and the lid member that is used to seal the open pore that is formed on the fuel tank, can be installed together by rapid assembly device.
2. fuel pump components, this fuel pump components has a plurality of parts, it is characterized in that,
By petrolift or be attached to the pump side member that the attached member of pump of this petrolift constitutes and filter the filter component that is inhaled into the fuel in the above-mentioned petrolift, can be installed together by rapid assembly device.
3. fuel pump components, this fuel pump components has a plurality of parts, it is characterized in that,
By petrolift or be attached to pump side member that the attached member of pump of this petrolift constitutes and the residual fuel amount detection device that detects the residual fuel amount in the fuel tank, can be installed together by rapid assembly device.
4. fuel pump components according to claim 1 is characterized in that,
The attached member of the pump of said pump side member is the pump retaining member that keeps above-mentioned petrolift.
5. fuel pump components according to claim 2 is characterized in that,
The attached member of the pump of said pump side member is the pump retaining member that keeps above-mentioned petrolift.
6. fuel pump components according to claim 3 is characterized in that,
The attached member of the pump of said pump side member is the pump retaining member that keeps above-mentioned petrolift.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006062624A JP2007239585A (en) | 2006-03-08 | 2006-03-08 | Fuel pump module |
| JP2006062624 | 2006-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201053366Y true CN201053366Y (en) | 2008-04-30 |
Family
ID=38585369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200007612U Expired - Fee Related CN201053366Y (en) | 2006-03-08 | 2007-02-14 | Fuel pump assembly |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2007239585A (en) |
| CN (1) | CN201053366Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678406A (en) * | 2011-03-10 | 2012-09-19 | 爱三工业株式会社 | Fuel supply device |
| CN111902625A (en) * | 2018-03-28 | 2020-11-06 | 爱三工业株式会社 | Fuel supply device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5792445B2 (en) * | 2010-09-09 | 2015-10-14 | 株式会社ケーヒン | Fuel filter mounting structure |
| JP6215155B2 (en) * | 2014-08-26 | 2017-10-18 | 愛三工業株式会社 | Fuel supply device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0742642A (en) * | 1993-08-04 | 1995-02-10 | Aisan Ind Co Ltd | Fuel filter |
| JP3130269B2 (en) * | 1997-05-30 | 2001-01-31 | 愛三工業株式会社 | Fuel supply device |
| JP3940219B2 (en) * | 1998-04-10 | 2007-07-04 | 株式会社ミクニ | Fuel supply device |
| JP3830734B2 (en) * | 1999-09-02 | 2006-10-11 | 本田技研工業株式会社 | Vehicle fuel tank structure |
| JP2003021026A (en) * | 2001-07-11 | 2003-01-24 | Denso Corp | Fuel injection device and manufacturing method thereof |
| JP2003049729A (en) * | 2001-08-06 | 2003-02-21 | Mitsuba Corp | Fuel supply device |
| JP2004108263A (en) * | 2002-09-19 | 2004-04-08 | Denso Corp | Fuel feed device |
| JP2004353468A (en) * | 2003-05-27 | 2004-12-16 | Denso Corp | Fuel supply device |
-
2006
- 2006-03-08 JP JP2006062624A patent/JP2007239585A/en active Pending
-
2007
- 2007-02-14 CN CNU2007200007612U patent/CN201053366Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102678406A (en) * | 2011-03-10 | 2012-09-19 | 爱三工业株式会社 | Fuel supply device |
| CN102678406B (en) * | 2011-03-10 | 2015-03-25 | 爱三工业株式会社 | Fuel supply device |
| CN111902625A (en) * | 2018-03-28 | 2020-11-06 | 爱三工业株式会社 | Fuel supply device |
| CN111902625B (en) * | 2018-03-28 | 2021-11-05 | 爱三工业株式会社 | Fuel supply device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007239585A (en) | 2007-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20110214 |