CN211737334U - Novel automobile fuel pump shell assembly - Google Patents
Novel automobile fuel pump shell assembly Download PDFInfo
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- CN211737334U CN211737334U CN201921751571.3U CN201921751571U CN211737334U CN 211737334 U CN211737334 U CN 211737334U CN 201921751571 U CN201921751571 U CN 201921751571U CN 211737334 U CN211737334 U CN 211737334U
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- pump core
- oil outlet
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- oil
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Abstract
The utility model discloses a novel car fuel pump shell assembly, including casing, casing lid, filter screen, pump core play oil seat, pump core oil absorption oil inlet, pump core play oil nozzle, play oil nozzle connecting pipe, pump core play oil sealing washer, efflux nozzle, efflux copper nozzle, diaphragm fixing base, check valve diaphragm, cusp connection piece, cross, casing brace rod, pump core fixing base, pump core efflux oil inlet and the check valve that produces oil of pump core. This kind of novel car fuel pump shell assembly simple structure, the modern design, be convenient for increase efflux mouth and efflux copper nozzle, save the operation that increases independent efflux machine, be convenient for ensure the stability and the leakproofness of mechanism of producing oil simultaneously, satisfy worker's user demand, convenient to use, under the effect through filtering mechanism, the improvement filters the fuel of process, improve the fuel filter effect, simultaneously under the effect through the cross that sets up, be convenient for block the diaphragm, prevent that the diaphragm from inhaling the pump core, and is suitable for being generalized to use.
Description
Technical Field
The utility model relates to a fuel pump shell assembly specifically is a novel car fuel pump shell assembly, belongs to fuel pump shell assembly application technical field.
Background
Fuel pumps are a term of art in the automotive industry. The fuel injection system is one of basic components of a fuel injection system of an electronic fuel injection automobile, is positioned in a fuel tank of the automobile, a fuel pump works during starting and running of an engine, and if the engine stops and an ignition switch is still in an ON state, a HFM-SFI control module turns off the power supply of the fuel pump so as to avoid accidental ignition.
Present fuel pump has a lot of problems in the use, if present some fuel pump cores do not contain the efflux, need increase independent efflux machine, influence the operation, the filter effect that sets up bottom the pump core simultaneously is relatively poor, may lead to the filter residue to block up, influences fuel pump life, is not convenient for use. Therefore, a novel fuel pump housing assembly for an automobile is provided to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel car fuel pump shell assembly just in order to solve above-mentioned problem.
The utility model realizes the purpose through the following technical proposal, a novel automobile fuel pump shell assembly comprises a shell, a shell cover, a filter screen, a pump core, an oil outlet connecting mechanism and a filter mechanism; wherein the top side of the shell is fixedly connected with a shell cover, and a filter screen is arranged on a shell base; a pump core is arranged in the shell;
the oil outlet connecting mechanism comprises a pump core oil outlet seat, a pump core oil outlet nozzle and an oil outlet nozzle connecting pipe, and the pump core oil outlet seat is fixedly connected to the top side of the pump core; the surface of the pump core oil outlet seat is provided with a pump core oil outlet nozzle communicated with the inner cavity of the pump core, and the pump core oil outlet nozzle is fixed on the surface of the shell cover and communicated with an oil outlet nozzle connecting pipe;
the filtering mechanism comprises a pump core jet flow oil inlet, a pump core oil outlet one-way valve, a jet flow nozzle, a one-way valve membrane and a filter screen, and the tail end of the pump core jet flow oil inlet is connected with the filter screen; pump core efflux oil inlet one side is equipped with the intercommunication at the fixed intercommunication of pump core inner chamber base, and filter screen top side is equipped with the diaphragm fixing base, and diaphragm fixing base top side is equipped with places the check valve diaphragm in pump core efflux oil inlet.
Preferably, the pump core oil outlet seat is connected with the bottom surface of the shell cover in a buckling mode, and a pump core oil outlet sealing ring is arranged between the pump core oil outlet nozzle on the surface of the pump core oil outlet seat and the oil outlet nozzle connecting pipe.
Preferably, the surface of the oil outlet nozzle of the pump core is provided with a pump core oil outlet one-way valve.
Preferably, a jet copper nozzle is arranged in the jet oil inlet of the pump core, a cross is fixedly connected to the port of the jet oil inlet of the pump core, and a one-way valve diaphragm attached to the surface of the bottom side of the cross is arranged on the bottom side of the jet oil inlet of the pump core.
Preferably, the pump core base is provided with a pump core oil suction inlet.
Preferably, the bottom end of the jet oil inlet of the pump core is connected with a plurality of toothed connecting pieces fixedly connected with the port of the cross, the toothed connecting pieces are distributed at the port of the jet oil inlet of the pump core in an annular manner, and supporting ribs fixedly connected to the surface of the shell of the base of the pump core are arranged on the outer sides of the toothed connecting pieces.
The utility model has the advantages that:
1. this kind of neotype car fuel pump shell assembly simple structure, modern design are convenient for increase efflux nozzle and efflux copper nozzle, save the operation that increases independent efflux machine, are convenient for ensure the stability and the leakproofness of mechanism of producing oil simultaneously, satisfy worker's user demand, convenient to use.
2. When using, under the effect through filtering mechanism, improve and filter the fuel of process, improve the fuel filter effect, simultaneously through the cross that sets up under, be convenient for block the diaphragm, prevent that the diaphragm from inhaling the pump core, the practicality value is higher, is fit for using widely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the surface structure of the pump core of the present invention;
FIG. 4 is a schematic view of the surface structure of the housing cover of the present invention;
FIG. 5 is a schematic view of the surface structure of the pump core base of the present invention;
FIG. 6 is a schematic view of the structure of the inner cavity of the pump core base of the present invention;
FIG. 7 is a schematic view of the surface structure of the pump core base of the present invention;
fig. 8 is a schematic view of the whole front bottom surface connection structure of the present invention.
In the figure: 1. the casing, 2, the casing lid, 3, the filter screen, 4, the pump core goes out the oil stand, 5, the pump core, 501, the pump core oil absorption oil inlet, 6, the pump core goes out oil mouth, 7, the delivery nozzle connecting pipe, 8, the pump core goes out the oil sealing washer, 9, the efflux nozzle, 10, efflux copper mouth, 11, diaphragm fixing base, 12, check valve diaphragm, 13, cusp connection piece, 14, cross, 15, casing brace rod, 16, pump core fixing base, 17, pump core efflux oil inlet, 18, the pump core goes out oil check valve.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-8, a novel fuel pump housing assembly for an automobile includes a housing 1, a housing cover 2, a filter net 3, a pump core 5, an oil outlet connection mechanism and a filter mechanism; wherein the top side of the shell 1 is fixedly connected with a shell cover 2, and the base of the shell 1 is provided with a filter screen 3; a pump core 5 is arranged in the shell 1;
the oil outlet connecting mechanism comprises a pump core oil outlet seat 4, a pump core oil outlet nozzle 6 and an oil outlet nozzle connecting pipe 7, and the pump core oil outlet seat 4 is fixedly connected to the top side of the pump core 5; the surface of the pump core oil outlet seat 4 is provided with a pump core oil outlet nozzle 6 communicated with the inner cavity of the pump core 5, and the pump core oil outlet nozzle 6 is fixed on an oil outlet nozzle connecting pipe 7 on the surface of the shell cover 2 and communicated with the oil outlet nozzle connecting pipe;
the filtering mechanism comprises a pump core jet flow oil inlet 17, a pump core oil outlet one-way valve 18, a jet flow nozzle 9, a one-way valve diaphragm 12 and a filter screen 3, and the filter screen 3 is connected with the tail end of the pump core jet flow oil inlet 17; and one side of the pump core jet flow oil inlet 17 is communicated with a base of an inner cavity of the pump core 5 and fixedly communicated with the base, the top side of the filter screen 3 is provided with a diaphragm fixing seat 11, and the top side of the diaphragm fixing seat 11 is provided with a one-way valve diaphragm 12 placed in the pump core jet flow oil inlet 17.
The pump core oil outlet seat 4 is connected with the bottom side surface of the shell cover 2 in a buckling mode, a pump core oil outlet sealing ring 8 is arranged between the pump core oil outlet nozzle 6 and the oil outlet nozzle connecting pipe 7 on the surface of the pump core oil outlet seat 4, and the connection sealing performance of the oil nozzle connecting pipe 7 and the pump core oil outlet nozzle 6 is improved; the surface of the pump core oil outlet nozzle 6 is provided with a pump core oil outlet one-way valve 18, so that unidirectional flow is facilitated; a jet copper nozzle 10 is arranged in the pump core jet oil inlet 17, a cross 14 is fixedly connected to the port of the pump core jet oil inlet 17, and a one-way valve diaphragm 12 attached to the surface of the bottom side of the cross 14 is arranged on the bottom side of the pump core jet oil inlet 17, so that the one-way valve diaphragm 12 is prevented from entering the pump core 5; a base of the pump core 5 is provided with a pump core oil suction inlet 501 for facilitating oil suction; the bottom end of the pump core jet oil inlet 17 is connected with a plurality of toothed connecting pieces 13 fixedly connected with the port of the cross 14, the toothed connecting pieces 13 are distributed at the port of the pump core jet oil inlet 17 in an annular mode, and shell supporting ribs 15 fixedly connected to the surface of a base of the pump core 5 are arranged on the outer sides of the toothed connecting pieces 13, so that secondary filtration is facilitated.
The utility model discloses when using, filter the fuel earlier through filter screen 3, filter the fuel again under the mating reaction through check valve diaphragm 12 and cusp connection piece 13 simultaneously, the improvement gets into the fuel cleanliness factor in the pump core 5, reduce impurity, guarantee pump core 5 is stably operated, simultaneously through pump core 5 with absorbent fuel through the blowout of pump core play oil nozzle 6, simultaneously under the effect of the pump core play oil seal circle 8 through setting up, improve the leakproofness that pump core play oil nozzle 6 and play oil nozzle connecting pipe 7 are connected, the oil spout of being convenient for, make things convenient for the worker to operate.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a novel car fuel pump shell assembly which characterized in that: comprises a shell (1), a shell cover (2), a filter screen (3), a pump core (5), an oil outlet connecting mechanism and a filter mechanism; wherein the top side of the shell (1) is fixedly connected with a shell cover (2), and a filter screen (3) is arranged on the base of the shell (1); a pump core (5) is arranged in the shell (1);
the oil outlet connecting mechanism comprises a pump core oil outlet seat (4), a pump core oil outlet nozzle (6) and an oil outlet nozzle connecting pipe (7), and the pump core oil outlet seat (4) is fixedly connected to the top side of the pump core (5); the surface of the pump core oil outlet seat (4) is provided with a pump core oil outlet nozzle (6) communicated with the inner cavity of the pump core (5), and the pump core oil outlet nozzle (6) is fixed on an oil outlet nozzle connecting pipe (7) on the surface of the shell cover (2) and communicated with the oil outlet nozzle connecting pipe;
the filtering mechanism comprises a pump core jet flow oil inlet (17), a pump core oil outlet one-way valve (18), a jet flow nozzle (9), a one-way valve diaphragm (12) and a filter screen (3), and the filter screen (3) is connected to the tail end of the pump core jet flow oil inlet (17); the pump core jet flow oil inlet (17) one side is provided with a communication which is fixedly communicated with the inner cavity base of the pump core (5), the top side of the filter screen (3) is provided with a membrane fixing seat (11), and the top side of the membrane fixing seat (11) is provided with a one-way valve membrane (12) placed in the pump core jet flow oil inlet (17).
2. The fuel pump housing assembly of claim 1, wherein: the pump core oil outlet seat (4) is connected with the bottom side surface of the shell cover (2) in a buckling mode, and a pump core oil outlet sealing ring (8) is arranged between a pump core oil outlet nozzle (6) and an oil outlet nozzle connecting pipe (7) on the surface of the pump core oil outlet seat (4).
3. The fuel pump housing assembly of claim 1, wherein: and a pump core oil outlet one-way valve (18) is arranged on the surface of the pump core oil outlet nozzle (6).
4. The fuel pump housing assembly of claim 1, wherein: a jet copper nozzle (10) is arranged in the pump core jet oil inlet (17), a cross (14) is fixedly connected to the port of the pump core jet oil inlet (17), and a one-way valve diaphragm (12) attached to the surface of the bottom side of the cross (14) is arranged on the bottom side of the pump core jet oil inlet (17).
5. The fuel pump housing assembly of claim 1, wherein: the base of the pump core (5) is provided with a pump core oil suction inlet (501).
6. The fuel pump housing assembly of claim 1, wherein: the pump core jet flow oil inlet (17) bottom is connected cross (14) port and goes out a plurality of dentate connection piece (13) of fixedly connected with, dentate connection piece (13) are in pump core jet flow oil inlet (17) port department annular distribution, dentate connection piece (13) outside is equipped with fixed connection and supports muscle (15) at pump core (5) base surface casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921751571.3U CN211737334U (en) | 2019-10-18 | 2019-10-18 | Novel automobile fuel pump shell assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921751571.3U CN211737334U (en) | 2019-10-18 | 2019-10-18 | Novel automobile fuel pump shell assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211737334U true CN211737334U (en) | 2020-10-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921751571.3U Active CN211737334U (en) | 2019-10-18 | 2019-10-18 | Novel automobile fuel pump shell assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211737334U (en) |
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2019
- 2019-10-18 CN CN201921751571.3U patent/CN211737334U/en active Active
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