CN209293942U - A kind of underlying fuel oil pump assembly - Google Patents
A kind of underlying fuel oil pump assembly Download PDFInfo
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- CN209293942U CN209293942U CN201822218105.0U CN201822218105U CN209293942U CN 209293942 U CN209293942 U CN 209293942U CN 201822218105 U CN201822218105 U CN 201822218105U CN 209293942 U CN209293942 U CN 209293942U
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Abstract
The utility model relates to fuel oil pump technical fields, specifically, it is related to a kind of underlying fuel oil pump assembly, including being equipped with net-filter assembly between pump core ontology bottom end and flange fixed disk, net-filter assembly horizontally disposed first filter body of L-shaped formation and the second vertically arranged filter body, the oil transportation channel has oil pressure adjusting valve, described output channel one end and oil transportation channel one end by check valve connection, and the oil transportation channel is through flange fixed disk and oil outlet connection.Make filter effect good by the filter assemblies of " L " type, and can prevent from blocking and there is dual oil strain heavy connection of pipe;It is reduced by the setting of oil pressure adjusting valve since circuit or oil consumption change caused this stable phenomenon of fuel feeding pressure change and occur, so that fuel feeding is stablized, there can be effective reduction oil consumption, can further it be guaranteed by setting check valve normal as oil pressure, one-way valve structures are simple, good airproof performance, by the setting of orbitron so that the cooperation of plug and connecting tube is more stable.
Description
Technical field
The utility model relates to fuel oil pump technical fields, specifically, being related to a kind of underlying fuel oil pump assembly.
Background technique
Fuel oil pump assembly is mounted on inside automotive oil tank, and the function of piping connection is played in vehicle fuel supply system
Energy.Fuel oil in fuel tank is stood, method after the net-filter assembly of fuel oil pump assembly is overanxious by fuel oil pump core, oil pipe, filter group
Blue disk is delivered to engine oil rail, supply engine consumption.Need to complete to stablize the oil pump and and oil that fuel feeding function needs to increase
Road is more complicated.
Utility model content
The content of the utility model is to provide a kind of underlying fuel oil pump assembly, can overcome the fuel pump work of the prior art
The problem of making that oil pressure is unstable, filter effect is bad, oil circuit is complicated etc. can not be widely applied, realizes that small in size, oil circuit is simple
And it being capable of large area oil absorption filter screen the operation is stable.
A kind of underlying fuel oil pump assembly according to the present utility model, including flange fixed disk, pump core ontology, feature exist
In flange fixed disk side is equipped with pump core bracket, and the pump core pump housing connects in succession with the pump core bracket clamp, the pump core
Net-filter assembly is equipped between ontology bottom end and flange fixed disk, the net-filter assembly is L-shaped to form horizontally disposed first filter
Body and the second vertically arranged filter body, pump core ontology upper end connection oil transportation channel, the oil transportation channel have oil pressure adjusting valve,
Pipeline support frame on the oil transportation channel and flange fixed disk, which is clamped, to be connected, and is connected with output channel in the pipeline support frame,
Described output channel one end and oil transportation channel one end by check valve connection, the oil transportation channel through flange fixed disk with it is fuel-displaced
Mouth connection.
Further, the first pump core bayonet symmetrically is offered on the upside of the pump core bracket, the corresponding pump core ontology is set
There is the first block tongue, the pipeline support is provided with the second oil circuit bayonet, and the corresponding oil transportation channel outer wall is equipped with the second block tongue.
Further, oil transportation channel outer wall is formed as cylindrical oil pipeline, and the pump core body upper part is equipped with upper housing,
The upper housing connects oil pipeline by support plate.
Further, second filter body is arranged in what the flange fixed disk, pump core ontology and oil pipeline were formed
In space.
Further, the oil transportation channel includes horizontally disposed first passage and vertically arranged second channel, described
First passage and second channel connection, the first passage end and regulating valve connection.
Further, the regulating valve includes valve body and button, and the button includes two buckle arms and a bottom for U-shaped distribution
Plate, the buckle arm are respectively equipped with third button mouth, and the third button mouth is matched with the third block tongue outstanding on first passage lateral wall
Connection is closed, with fixed valve body.
Further, the valve body includes shell, and the shell is equipped with valve chamber open at one end, with the shell nozzle end
The valve deck of cooperation, the valve deck are equipped with first valve opening of one end and oil pipeline connection, and the valve opening other end is equipped with steel ball, institute
Steel ball and the baffle fit for being equipped with arc groove are stated, the baffle other end is equipped with guide rod, and the guide rod passes through spring and holds
Portion penetrates through the shell bottom opposite with shell nozzle and slidably, and the shell bottom is equipped with the second valve opening.
Further, the check valve includes connecting tube, plug and the strut and bracket that connect with plug, the connection
Pipe is tightly connected with output channel and oil transportation channel respectively, and the plug is located at output channel side, and the plug is matched with connecting tube
The channel blocked between output channel and oil transportation channel is closed, the branch is provided with orbitron, and the strut runs through with orbitron simultaneously
It can slide up and down, the branch is provided with the support ring with output channel cooperation, and the used floor of support ring and orbitron connect
It connects.
Further, the plug includes that hemispherical head and hemispherical planar side protrude outward the rib to be formed,
Strut one end opposite with plug is equipped with cone boss, and the cone boss diameter is greater than orbitron.
Further, first filter body and the second filter body are respectively equipped with the first oil strain channel and the second oil strain channel, institute
State the first oil strain channel and the second oil strain channel be respectively equipped with the filtering oil inlet communicated with fuel tank cavity and with the pump core pump housing into
The filtering oil outlet of oil pipe connection, first oil strain channel and the second oil strain channel middle are equipped with partition, the partition difference
First oil strain channel and the second oil strain channel are divided into lower channel, partition far filters into and out of hydraulic fluid port end and is equipped with through-hole, increases oil
Through net-filter assembly path.
Compared with prior art, the utility model has the following beneficial effects:
The utility model is connected by a snap so that oil transportation channel and pump core ontology connect quick jail with flange fixed disk
Gu while making filter effect good by the filter assemblies of " L " type, and can prevent from blocking and have dual oil strain pipeline logical
Road, oil strain stability and high efficiency can reduce the burden of the pump core pump housing;The utility model is reduced by the setting of oil pressure adjusting valve simultaneously
This stable phenomenon of fuel feeding pressure change caused by changing due to circuit or oil consumption occurs, so that fuel feeding is stablized, it can be effectively
Reduction oil consumption, and oil pressure adjusting valve is fixed on oil transportation channel one end by way of buckle, connects quick and convenient, and machine
Structure is simple, easy for installation, without separately trying blue space, can significantly reduce manufacturing cost;By the way that check valve energy is arranged
It is enough further to guarantee to be used as that oil pressure is normal, and one-way valve structures are simple, good airproof performance, by the setting of orbitron so that plug with
The cooperation of connecting tube is more stable.
Detailed description of the invention
Fig. 1 is the underlying fuel pump schematic perspective view of embodiment;
Fig. 2 is the underlying fuel pump transverse direction schematic cross-sectional view of embodiment;
Fig. 3 is the underlying fuel pump configuration schematic diagram of embodiment;
Fig. 4 is embodiment flange fixed seat structure schematic diagram;
Fig. 5 is embodiment net-filter assembly schematic perspective view;
Fig. 6 is embodiment check valve schematic perspective view;
Fig. 7 is embodiment check valve schematic cross-sectional view;
Fig. 8 is oil pressure adjusting valve schematic cross-sectional view;
Fig. 9 is oil pressure adjusting valve elevational schematic view;
Figure 10 is oil pressure adjusting valve schematic top plan view.
Specific embodiment
For the content for further appreciating that the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
It should be understood that embodiment be only to the utility model explain and and it is non-limiting.
As shown in Figure 1-3, a kind of underlying fuel oil pump assembly, including flange fixed disk 100, net-filter assembly 400400 and pump
Core ontology 200.Flange fixed disk side is equipped with pump core bracket 110, and column shape is inscribed in semi-surrounding in shown pump core bracket 110
Shape arc plate structure, the pump core bracket 110 are integrally formed with blue fixed disk 100, the setting of arc plate and pump core ontology
200.The symmetrical two sides of the pump core ontology 200 are equipped with inclined first block tongue 212 of direction of insertion, set on the pump core bracket 110
There is corresponding first pump core bayonet 111, the pump core pump housing and the clamping of pump core bracket 110 connect, quick and easy for installation.It is described
Net-filter assembly 400 is equipped between 200 bottom end oil circuit input end of pump core ontology and flange fixed disk, the net-filter assembly 400 is in " L "
Type forms horizontally disposed first filter body 410 and the second vertically arranged filter body 420.The 200 pump oil outlet end of pump core ontology
Connection oil transportation channel 300 connects an oil pressure adjusting valve 301 by the oil transportation channel 300.300 outer wall of oil transportation channel is corresponding
Two sides be equipped with the second block tongue 321, the flange fixed disk and pump core bracket 110 it is ipsilateral it is close be equipped with pipeline support frame 120, institute
Pipeline support frame 120 is stated equipped with the second oil circuit bayonet 121, pipeline bracket side and and support of pipelines are inserted into 300 one end of oil transportation channel
Clamping connects, and output channel 131, described 131 one end of output channel and oil transportation channel 300 are connected in the pipeline support frame 120
One end is by 500 connection of check valve, and the oil transportation channel 300 is through flange fixed disk and oil outlet connection.Oil pipeline 310 with
Plug connection fast and easy between support of pipelines, and enable to oil transportation channel 300 to be completely embedded with output channel 131 and do not leak
Oil.
300 outer wall of oil transportation channel is formed as cylindrical oil pipeline 310, and 200 upper end of pump core ontology is equipped with upper housing,
The upper housing connects oil pipeline 310 by support plate 211, so that oil pipeline 310 is stablized, endlessly damages.
The oil transportation channel 300 includes horizontally disposed first passage 311 and vertically arranged second channel 312, described
312 connection of first passage 311 and second channel, 311 end of first passage and 301 connection of oil pressure adjusting valve.First passage
311 and second channel 312 and support plate 211 be integrally formed, the setting of first passage 311 and second channel 312 is so that processing
Oil transportation channel 300 is more convenient, and most drilling processing technique wants bottom, can save cost.
The oil pressure adjusting valve 301 includes valve body 2 and button 330, and the button includes two buckle arms 331 of U-shaped distribution
With a bottom plate 332, the buckle arm 331 is respectively equipped with third button mouth 333, the third button mouth 333 and 311 lateral wall of first passage
On third block tongue 313 outstanding be cooperatively connected, to fix oil pressure adjusting valve 301.The bottom plate 332 is equipped with the convex of circular ring shape
Plate, the protrusive board, which is withstood on valve body, avoids blocking valve body draining.
As seen in figs. 8-10, the valve body 2 is equipped with valve chamber 24 open at one end, the valve with 2 open end of valve body cooperation
Lid 1, the valve deck 1 are equipped with the first valve opening 11, are equipped with steel ball 5 and elastic component 4 in the valve chamber 24, the elastic component 4 makes institute
It states steel ball and is against the first valve opening 11 and be located at valve chamber side, the valve body is equipped with the second valve opening 21.Liquid with certain pressure intensity passes through
Arrow direction enters from the first valve opening 11, by valve chamber 24, flows out from the second valve opening 21, is that steel ball exists when liquid pressure is smaller
The first valve opening is blocked under the action of elastic component, thus liquid not can enter or it is less enter in valve chamber 24, play pair
The on-off action of liquid flow direction.Second valve opening 21 can be set on the side wall of 2 side of valve body, also can be set
In order to guarantee the stabilization of steel ball, the present embodiment is also provided with bracket 3, and the bracket 3 includes guide rod 31 and and guide rod
The baffle 32 of 31 one end connection, the centre bore that described 31 one end of guide rod is arranged on the pedestal 25 of valve body opposite with open end
22, the slidable connection in the axial direction of centre bore 22 of guide rod 31, since there is centre bore 22 certain thickness can prevent guide rod 31
It is overturn to other directions.The baffle 32 is equipped with the arc cooperated with steel ball 5 and cheats.
The elastic component 4 can be elastic slice in some embodiments, and elastic component 4 described in the present embodiment is the bullet being pressurized
Spring, described 3 one end of bracket pass through spring, and the spring one end is against on valve base 25, and the other end is against 32 side of baffle.
The valve body is cylindrical, and valve body is threadedly coupled with valve deck or valve body is connected with valve deck interference fit.The valve body
Side wall includes the different upper cylinder side wall of diameter and lower cylinder side wall.Lateral wall can be set screw thread and facilitate installing and dismounting.It is described
Valve body openings end is equipped with sealing ring 6.Sealing ring 6 plays sealing function to the liquid at the first valve port end.
As shown in fig. 6-7, the check valve 500 includes connecting tube 530, plug 521 and the strut connecting with plug 521
522 and bracket, the connecting tube 530 is tightly connected with output channel 131 and oil transportation channel 300 respectively.530 outer wall of connecting tube
Side is equipped with the first sealing ring 531, shelves shoulder 532, and first sealing ring 531 is connect with 131 inner wall interference seal of output channel,
It is equipped with the step for being against the shelves shoulder 532 inside the output channel 131, connecting tube 530 is limited.Second sealing ring with
The sealing of 300 inner wall of oil transportation channel, 300 end of oil transportation channel and 532 other side of shelves shoulder are inconsistent, pass through the first sealing ring
531 and second sealing ring form the sealing of the first estate, channel shelves shoulder 532 forms further sealing.The plug 521 is located at
131 direction side of output channel, the plug 521 and the cooperation of connecting tube 530 block between output channel 131 and oil transportation channel 300
Oil is from oil pipeline 310 to the flowing in output channel direction.The branch is provided with orbitron 511, and the strut 522 runs through and rail
Deferent 511 can simultaneously slide up and down, and the bracket 510 is equipped with the support ring 513 cooperated with output channel 131, the support ring
513 used floors 512 are connect with orbitron 511.By the cooperation of orbitron 511, floor 512 and support ring 513 so that bracket
510 is more stable for the limitation of plug 521 and strut 522, and strut 522 slides up and down in orbitron 511, enables to block up
The first 521 effective closure realized to connecting tube 530 and open effect, structure is simple, is less prone to dislocation, deviation or by card
Main phenomenon occurs.
The plug 521 includes that hemispherical head and hemispherical planar side protrude outward the rib 524 to be formed, described
The one end opposite with plug 521 of strut 522 is equipped with cone boss 523, and 523 diameter of cone boss is greater than orbitron 511.
Second filter body 420 as shown in Fig. 2-3,5 is arranged in the flange fixed disk 100, pump core ontology 200 and petroleum pipeline
In the space that road 310 is formed.First filter body 410 and the second filter body 420 are respectively equipped with the first oil strain channel and the second oil strain
Channel, first oil strain channel and the second oil strain channel be respectively equipped with the filtering oil inlet 402 communicated with fuel tank cavity and with
The filtering oil outlet 401 of pump core pump housing oil inlet pipe connection, first oil strain channel 411 and the second oil strain channel middle be equipped with every
First oil strain channel 411 and the second oil strain channel 421 are divided into lower channel respectively by plate 430, the partition 430, and partition 430 is remote
Filtering is equipped with through-hole into and out of hydraulic fluid port end, increases oil through 400 path of net-filter assembly.By the vertical setting of the second filter body 420 and
The mode that the increase oil circuit length of partition 430 is arranged can be good at solving the problems, such as that oil strain net filtration is insufficient.For the prior art
In only by way of increasing by 400 width and thickness of net-filter assembly, the mode of Lai Zengjia filter effect proposes a kind of new side
Formula, and overcome that net-filter assembly 400 is vertically arranged, and make the higher oil pressure in vertically arranged end can not up and can not oil strain it is inclined
See.By using the scheme for setting partition 430 among report channel, can be generated using siphonic effect and capillarity unexpected
Technical effect.And by by vertical second filter body 420 setting the flange fixed disk 100, pump core ontology 200 and
In the space that oil pipeline 310 is formed, the second filter body 420 is avoided to receive impact, so that the second filter body 420 holded up is more stable.
The first oil strain channel 411 and the second oil strain channel 421 that oil inlet 402 is filtered respectively with 430 downside of partition
It communicates, 421 phase of the first oil strain channel 411 and the second oil strain channel for filtering oil outlet 401 respectively with 430 upside of partition
It is logical.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in be also one of the embodiments of the present invention, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (11)
1. a kind of underlying fuel oil pump assembly, including flange fixed disk, pump core ontology, which is characterized in that the flange fixed disk one
Side is equipped with pump core bracket, and the pump core pump housing connects in succession with the pump core bracket clamp, and pump core ontology bottom end and flange are fixed
Net-filter assembly is equipped between disk, the net-filter assembly is L-shaped to form horizontally disposed first filter body and vertically arranged second
Filter body, pump core ontology upper end connection oil transportation channel, the oil transportation channel have oil pressure adjusting valve, the oil transportation channel and flange
Pipeline support frame in fixed disk is clamped connection, is connected with output channel in the pipeline support frame, described output channel one end with
Oil transportation channel one end is by check valve connection, and the oil transportation channel is through flange fixed disk and oil outlet connection.
2. underlying fuel oil pump assembly according to claim 1, it is characterised in that symmetrically offered on the upside of the pump core bracket
First pump core bayonet, the corresponding pump core ontology are equipped with the first block tongue, and the pipeline support is provided with the second oil circuit bayonet, phase
The oil transportation channel outer wall answered is equipped with the second block tongue.
3. underlying fuel oil pump assembly according to claim 1, it is characterised in that oil transportation channel outer wall is formed as cylindrical defeated
Oil-piping, the pump core body upper part are equipped with upper housing, and the upper housing connects oil pipeline by support plate.
4. underlying fuel oil pump assembly according to claim 1, it is characterised in that second filter body is arranged in the flange
In the space that fixed disk, pump core ontology and oil pipeline are formed.
5. underlying fuel oil pump assembly according to claim 1, which is characterized in that the oil transportation channel includes horizontally disposed
First passage and vertically arranged second channel, the first passage and second channel connection, the first passage end and tune
Save valve connection.
6. underlying fuel oil pump assembly according to claim 1, which is characterized in that the regulating valve includes valve body and button,
The button includes two buckle arms and a bottom plate of U-shaped distribution, and the buckle arm is respectively equipped with third button mouth, the third button mouth with
Third block tongue outstanding on first passage lateral wall is cooperatively connected, with fixed valve body.
7. underlying fuel oil pump assembly according to claim 6, which is characterized in that the valve body includes shell, the shell
Equipped with valve chamber open at one end, the valve deck cooperated with the shell nozzle end, the valve deck is equipped with one end and oil pipeline connection
The first valve opening, the valve opening other end is equipped with steel ball, the steel ball and the baffle fit for being equipped with arc groove, and the baffle is another
One end is equipped with guide rod, and the guide rod passes through spring and end and penetrates through the shell bottom opposite with shell nozzle and slidably, the shell
Bottom is equipped with the second valve opening.
8. underlying fuel oil pump assembly according to claim 1, which is characterized in that the check valve includes connecting tube, plug
The strut and bracket connecting with plug, the connecting tube are tightly connected with output channel and oil transportation channel respectively, described stifled
Head is located at output channel side, and the plug and connecting tube cooperation block the channel between output channel and oil transportation channel, the branch
It is provided with orbitron, the strut runs through and orbitron and can slide up and down, and the branch is provided with and output channel cooperates
Support ring, the used floor of support ring are connect with orbitron.
9. underlying fuel oil pump assembly according to claim 8, which is characterized in that the plug includes hemispherical head
The rib to be formed is protruded outward with hemispherical planar side, strut one end opposite with plug is equipped with cone boss, the cone
Shape boss diameter is greater than orbitron.
10. underlying fuel oil pump assembly according to claim 1, which is characterized in that first filter body and the second filter body point
Not She You the first oil strain channel and the second oil strain channel, first oil strain channel and the second oil strain channel is respectively equipped with and fuel tank
The filtering oil inlet that cavity communicates and the filtering oil outlet being connect with pump core pump housing oil inlet pipe, first oil strain channel and second
Oil strain channel middle is equipped with partition, and the first oil strain channel and the second oil strain channel are divided into lower channel respectively by the partition, every
Plate far filters into and out of hydraulic fluid port end and is equipped with through-hole, increases oil through net-filter assembly path.
11. underlying fuel oil pump assembly according to claim 10, which is characterized in that the filtering oil inlet respectively with partition
The the first oil strain channel and the second oil strain channel of downside communicate, and the filtering oil outlet is logical with the first oil strain on the upside of partition respectively
Road and the second oil strain channel communicate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822218105.0U CN209293942U (en) | 2018-12-27 | 2018-12-27 | A kind of underlying fuel oil pump assembly |
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CN201822218105.0U CN209293942U (en) | 2018-12-27 | 2018-12-27 | A kind of underlying fuel oil pump assembly |
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CN209293942U true CN209293942U (en) | 2019-08-23 |
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CN201822218105.0U Active CN209293942U (en) | 2018-12-27 | 2018-12-27 | A kind of underlying fuel oil pump assembly |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114753952A (en) * | 2022-04-21 | 2022-07-15 | 浙江双良汽车零部件有限公司 | Motorcycle underneath fuel pump assembly |
-
2018
- 2018-12-27 CN CN201822218105.0U patent/CN209293942U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114753952A (en) * | 2022-04-21 | 2022-07-15 | 浙江双良汽车零部件有限公司 | Motorcycle underneath fuel pump assembly |
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