CN202645803U - Fuel outlet assembly of fuel pump and fuel pump - Google Patents
Fuel outlet assembly of fuel pump and fuel pump Download PDFInfo
- Publication number
- CN202645803U CN202645803U CN 201220087310 CN201220087310U CN202645803U CN 202645803 U CN202645803 U CN 202645803U CN 201220087310 CN201220087310 CN 201220087310 CN 201220087310 U CN201220087310 U CN 201220087310U CN 202645803 U CN202645803 U CN 202645803U
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- CN
- China
- Prior art keywords
- fuel
- fuel pump
- displaced assembly
- jamming
- support
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- Expired - Fee Related
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Abstract
The utility model relates to a fuel outlet assembly of a fuel pump and a fuel pump, which comprise a fuel outlet base and a bracket. The bracket is arranged at the upper end of the shell of the fuel pump. The fuel outlet base is arranged at the upper end of the bracket. The upper end of the fuel outlet base is provided with a fuel outlet. The fuel outlet and a fuel outlet duct are communicated with each other. An anti-jamming unit is arranged on the bracket. The anti-jamming unit is arranged at one side of the fuel outlet. The fuel outlet is respectively provided with a safety valve and a one-way valve. According to the technical scheme of the utility model, the sealing performance of the fuel pump is improved. Meanwhile, bearing parts, which are arranged on the bracket in the prior art, are no longer adopted. Thus, the fuel pump has the advantages of high production efficiency and economical and environment-friendly properties. In addition, the fuel outlet of the fuel pump is respectively provided with a safety valve and a one-way valve, so that the pressure of the fuel system is ensured. Therefore, the fuel pump is convenient to be started quickly and the safety of a fuel pipeline is improved.
Description
Technical field
The utility model relates to the fuel pump field, relates in particular to the fuel-displaced assembly of a kind of fuel pump and fuel pump.
Background technique
Electric fuel punp is indispensable parts in the automobile, the fuel oil that it is mainly used in the fuel system enough and has certain pressure, usually fuel pump is comprised of many parts such as motor, shell, fuel-displaced assemblies, traditional fuel pump mostly support and oil discharging seat minute is arranged, and its sealability can not be guaranteed.In addition, in the using process of fuel pump, oil-fired system must keep certain pressure, and only in this way the fuel atomization effect of guarantee ejection is better, more easy firing.
The model utility content
For the problem of above-mentioned existence, the purpose of this utility model provides the fuel-displaced assembly of a kind of fuel pump, and oil discharging seat and support in this fuel-displaced assembly are integrated setting, strengthened the sealability of fuel pump, and removed the bearing component on the support, manufacturing efficiency is high, and economic environmental protection; In addition, also the oil outlet at fuel pump goes out to be provided with respectively safety valve and one-way valve, has guaranteed the pressure of oil-fired system, is conducive to the Security of fast startup and fuel line.
The purpose of this utility model is achieved through the following technical solutions:
The fuel-displaced assembly of a kind of fuel pump comprises oil discharging seat, and support, described support are installed in fuel pump shell upper end, and wherein, described oil discharging seat is arranged on described support upper end; The upper end of described oil discharging seat sets out hydraulic fluid port, and described oil outlet is connected with flowline; At described support means for anti-jamming is installed, described means for anti-jamming is arranged on a side of described oil outlet; Go out to arrange respectively safety valve and one-way valve at described oil outlet.
The fuel-displaced assembly of above-mentioned fuel pump wherein, is provided with two back-off parts on the described means for anti-jamming, by described back-off parts described means for anti-jamming is installed on the described support.
The fuel-displaced assembly of above-mentioned fuel pump, wherein, described oil discharging seat and described support are wholely set by the injection moulding mode.
The fuel-displaced assembly of above-mentioned fuel pump, wherein, the material of described oil discharging seat is plastics.
The fuel-displaced assembly of above-mentioned fuel pump, wherein, described support is provided with buckle, utilizes described bayonet socket that described bracket clamp is located in the described shell.
The fuel-displaced assembly of above-mentioned fuel pump, wherein, an one-way valve seat is installed at the place at described oil outlet, and described one-way valve is installed in the described one-way valve seat.
The fuel-displaced assembly of above-mentioned fuel pump, wherein, described means for anti-jamming is the radio frequency means for anti-jamming.
A kind of fuel pump, described fuel pump comprises shell, the fuel-displaced assembly of fuel pump, wherein, the fuel-displaced assembly of described fuel pump is the fuel-displaced assembly of the described fuel pump of any one in the claims, the fuel-displaced assembly of described fuel pump is installed in the inner chamber upper end of described shell.
Compared with the prior art, the beneficial effects of the utility model are:
Oil discharging seat and support in this fuel-displaced assembly are integrated setting, have strengthened the sealability of fuel pump, and have removed the bearing component on the support, and manufacturing efficiency is high, and economic environmental protection; In addition, also the oil outlet at fuel pump goes out to be provided with respectively safety valve and one-way valve, has guaranteed the pressure of oil-fired system, is conducive to the Security of fast startup and fuel line.
Description of drawings
Fig. 1 is the structural representation that comprises the fuel pump of the fuel-displaced assembly of a kind of fuel pump of the present utility model;
Fig. 2 is the structural representation of the fuel-displaced assembly of a kind of fuel pump of the present utility model;
Fig. 3 is the generalized section of the fuel-displaced assembly of a kind of fuel pump of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with schematic diagram and specific operation embodiment.
As shown in Figure 1, an electric fuel punp comprises the fuel-displaced assembly 1 of fuel pump, the fuel-displaced assembly 1 of this fuel pump is installed in inner chamber upper half part of the shell 2 of electric fuel punp, middle body at shell 2 is provided with an armature 3, bottom part at shell 2 inner chambers is installed pump chamber 4, turbine 6 is installed between pump chamber 4 and pump cover 5, and filler opening 7 is installed in the bottom of shell 2.Further, the fuel-displaced assembly 1 of fuel pump comprises oil discharging seat 11 and support 12, the fuel-displaced assembly 1 of fuel pump is installed in the shell 2 by support 12, in an embodiment of the present utility model, be provided with a plurality of buckles 121 on the surface of support 12, the fuel-displaced assembly 1 of this fuel pump is installed in the inner chamber upper end of shell 2 by this buckle 121, the oil outlet 8 of this electric fuel punp is arranged on the upper end of oil discharging seat 11, rotary action by turbine 6, fuel oil enters in the pump chamber 4 by filler opening 7, finally flow out by oil outlet 8 via fuel line (not indicating among the figure), enter motor (not indicating among the figure) work of car.
Further, as shown in Figure 2, at support 12 interference preventer 13 is installed, this interference preventer 13 is installed in a side of oil outlet 8, particularly, this interference preventer 13 can be the anti-radio frequency interference device of a RFI, can also be an EMI electromagnetic interference resistant device.
Further, one one-way valve seat 81 is installed among oil outlet 8, and an one-way valve 82 is installed in this one-way valve seat 81, utilize this one-way valve 82 can guarantee that behind cut-out of fuel pump, one-way valve 82 is closed, at this moment, in fuel line, also there is certain Residual oil, so that can also keep certain oil circuit pressure in the fuel line, thereby can guarantee when start next time, can start fast.
In addition, at oil outlet 8 places one safety valve (not shown) can also be installed, utilize this safety valve can guarantee that the fuel pressure of fuel pump oil outlet 8 can be not too high, in case the fuel pressure that electric fuel punp is carried is too high, by opening the safety-valve, can be the fuel flow returns of overpressure, thereby reduce the fuel pressure of oil outlet 8, prevent from damaging electric fuel punp.
In the utility model, oil discharging seat 11 and support 12 are become one, form component, for example, can adopt the injection moulding mode that oil discharging seat 11 and support 12 highly are integrated into component, and compare with traditional intermediate fuel oil pump support, on the support 12 of the present utility model metal bearing is not set, and pump chamber 4 employing plastics are directly injection molded, just can satisfy usage requirement through need not to be pressed into metal bearing after the simple machining again, manufacturing efficiency is high, i.e. again environmental protection of economy.
As shown in Figure 3, in an embodiment of the present utility model, in order to prevent the design cancellation because of the metal bearing on the support 12, at means for anti-jamming 13 two back-offs 131 are set, by this back-off 131 means for anti-jamming 13 is snapped in the support 12 fixing, thereby can prevent former because of mount vibration etc. thereby come off.
In an embodiment of the present utility model, highly integrated means for anti-jamming 13 can adopt the material plastic packaging that expansivity is large in fuel oil to form, relative, 11 of oil discharging seats can adopt less plastic injection-moulded the forming of expansivity in fuel oil, such as: the polyamide nylon plastics are made, so, in use, can effectively solve the sealing problem of means for anti-jamming 13 and oil discharging seat 11 joints, guarantee the sealability that it is good.
The utility model also comprises a kind of fuel pump, and fuel pump comprises shell 2, the fuel-displaced assembly 1 of fuel pump, and wherein, the fuel-displaced assembly of fuel pump that the fuel-displaced assembly 1 of fuel pump provides for the utility model, the fuel-displaced assembly 1 of fuel pump are installed in the inner chamber upper end of shell 2.
Above specific embodiment of the utility model is described in detail, but the utility model is not restricted to specific embodiment described above, it is just as example.To those skilled in the art, any equivalent modifications and alternative also all among category of the present utility model.Therefore, not breaking away from impartial conversion and the modification of having done under the spirit and scope of the present utility model, all should be encompassed in the scope of the present utility model.
Claims (7)
1. the fuel-displaced assembly of fuel pump comprises oil discharging seat, and support, described support are installed in fuel pump shell upper end, it is characterized in that, described oil discharging seat and described support are wholely set, and described oil discharging seat is arranged on described support upper end; The upper end of described oil discharging seat sets out hydraulic fluid port, and described oil outlet is connected with flowline; At described support means for anti-jamming is installed, described means for anti-jamming is arranged on a side of described oil outlet; The place arranges respectively safety valve and one-way valve at described oil outlet.
2. the fuel-displaced assembly of fuel pump according to claim 1 is characterized in that, is provided with two back-off parts on the described means for anti-jamming, by described back-off parts described means for anti-jamming is installed on the described support.
3. the fuel-displaced assembly of fuel pump according to claim 1 is characterized in that, described oil discharging seat is made by the less plastics of expansivity.
4. the fuel-displaced assembly of fuel pump according to claim 1 is characterized in that, the both sides of described support are respectively equipped with a buckle, utilizes described bayonet socket that described bracket clamp is located in the described shell.
5. the fuel-displaced assembly of fuel pump according to claim 1 is characterized in that, an one-way valve seat is installed at the place at described oil outlet, and described one-way valve is installed in the described one-way valve seat.
6. the fuel-displaced assembly of fuel pump according to claim 1 is characterized in that, described means for anti-jamming is the radio frequency means for anti-jamming.
7. fuel pump, described fuel pump comprises shell, the fuel-displaced assembly of fuel pump, it is characterized in that, the fuel-displaced assembly of described fuel pump is the fuel-displaced assembly of the described fuel pump of any one in the claim 1 to 6, and the fuel-displaced assembly of described fuel pump is installed in the inner chamber upper end of described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220087310 CN202645803U (en) | 2012-03-09 | 2012-03-09 | Fuel outlet assembly of fuel pump and fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220087310 CN202645803U (en) | 2012-03-09 | 2012-03-09 | Fuel outlet assembly of fuel pump and fuel pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202645803U true CN202645803U (en) | 2013-01-02 |
Family
ID=47414920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220087310 Expired - Fee Related CN202645803U (en) | 2012-03-09 | 2012-03-09 | Fuel outlet assembly of fuel pump and fuel pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202645803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590940A (en) * | 2013-10-24 | 2014-02-19 | 安徽工贸职业技术学院 | High-tightness fuel pump |
-
2012
- 2012-03-09 CN CN 201220087310 patent/CN202645803U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103590940A (en) * | 2013-10-24 | 2014-02-19 | 安徽工贸职业技术学院 | High-tightness fuel pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai JTR Automotive Components Co., Ltd. Assignor: Shanghai Yingzhi Automobile Electronic Co., Ltd. Contract record no.: 2013990000426 Denomination of utility model: Fuel outlet assembly of fuel pump and fuel pump Granted publication date: 20130102 License type: Common License Record date: 20130724 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20140309 |