CN210692853U

CN210692853U - Fuel pump assembly socket

Info

Publication number: CN210692853U
Application number: CN201922162590.9U
Authority: CN
Inventors: 薛肇江; 胡龙华
Original assignee: Huirun Electrical Co ltd
Current assignee: Huirun Electrical Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-06-05
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a fuel pump assembly socket, which comprises a flange plate arranged at the top of a fuel pump bracket assembly, a socket shell arranged on the upper end surface of the flange plate, and a plurality of plug posts which are arranged in the socket shell and are used for being matched with a plug for connecting an automobile storage battery; the socket shell is provided with a first plug pin hole for the plug pin to penetrate through, the flange plate is provided with a second plug pin hole for the plug pin to penetrate through, and the lower end face of the flange plate is provided with a lug plate connected with the plug pin; the inserting columns, the first inserting column holes, the second inserting column holes and the wiring lugs are arranged in a one-to-one correspondence mode, and the insulating sealing piece is arranged on the periphery of the inserting columns and the wiring lugs. The fuel pump assembly socket can be quickly connected with a plug connected with an automobile storage battery, and power supply for the fuel pump and the fuel level sensor is achieved.

Description

Fuel pump assembly socket

Technical Field

The utility model relates to a fuel pump subassembly technical field, in particular to fuel pump assembly socket.

Background

The fuel pump assembly is used for conveying fuel stored in the fuel tank into a fuel pipeline of the fuel injector to supply the fuel with a certain pressure to the fuel injector, and the fuel injector injects fuel according to the instruction of the ECU to drive the automobile engine to work. The existing fuel pump generally adopts an electric fuel pump, a fuel pump assembly is usually provided with a fuel level sensor, and the fuel pump and the fuel level sensor are connected with a storage battery of an automobile, so that various inconveniences exist.

Therefore, how to solve the problem of supplying power to the fuel pump and the fuel level sensor becomes a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fuel pump assembly socket, this assembly socket can be fast with the plug connection who is connected automobile storage battery, realize the power supply to fuel pump and oil level sensor.

In order to achieve the purpose, the utility model provides a fuel pump assembly socket, which comprises a flange plate arranged at the top of a fuel pump bracket assembly, a socket shell arranged on the upper end surface of the flange plate, and a plurality of plug posts arranged in the socket shell and matched with a plug connected with an automobile storage battery;

the socket shell is provided with a first plug pin hole for the plug pin to penetrate through, the flange plate is provided with a second plug pin hole for the plug pin to penetrate through, and the lower end face of the flange plate is provided with a lug plate connected with the plug pin;

the inserting columns, the first inserting column holes, the second inserting column holes and the wiring lugs are arranged in a one-to-one correspondence mode, and the insulating sealing piece is arranged on the periphery of the inserting columns and the wiring lugs.

Optionally, the insulating seal comprises:

the first insulating sealing element is arranged on the periphery of the inserting column above the flange plate and is positioned between the socket shell and the flange plate;

the second insulating sealing element is arranged on the periphery of the inserting column below the flange plate and is positioned between the wiring lug and the flange plate;

the first insulating sealing element and the second insulating sealing element are contacted and abutted in the second inserting column hole.

Optionally, the first insulating sealing element is provided with a third plug hole through which the plug is inserted, the upper end surface and the lower end surface of the periphery of the third plug hole are provided with insulating protrusions, and the periphery of the first plug hole is provided with an insulating indent matched with the insulating protrusions on the upper end surface of the third plug hole; the insulation bulge on the lower end face of the third inserting column hole is arranged in the second inserting column hole.

Optionally, the second insulating sealing member is provided with a fourth inserting column hole through which the inserting column penetrates, an insulating boss is arranged on the periphery of the fourth inserting column hole, the insulating boss is arranged in the second inserting column hole, and the upper end face of the insulating boss and the lower end face of the third inserting column hole are in concave fit with the insulating protrusion.

Optionally, the middle portion of the insertion column is provided with a flange portion for forming a locking stop relative to the first insertion column hole.

Optionally, the socket shell is an oval shell, and the inner wall of the socket shell is further provided with a plug sliding groove matched with a plug connected with an automobile storage battery.

Optionally, a counter bore is formed in the bottom of the inserting column, the lug is an angle-shaped lug, a connecting hole which is sleeved on the periphery of the inserting column is formed in one side face of the angle-shaped lug, and the lug and the inserting column are connected through the counter bore in a riveting mode.

Optionally, the connecting device further comprises a flat gasket pressed on the side surface where the connecting hole is located.

Optionally, a strip-shaped hole is formed in the center of the flange.

Compared with the prior art, the fuel pump assembly socket provided by the utility model comprises a flange plate, a socket shell and an inserting column; the socket shell and the flange are respectively provided with a first inserting column hole and a second inserting column hole for the inserting column to penetrate through, after the inserting column penetrates through the lower end face of the flange, the inserting column is connected through a lug, the lug can be connected with an oil level sensor and the fuel pump through a conducting wire, and power supply is completed according to the number of the inserting columns required by the oil level sensor and the fuel pump power supply through one-to-one arrangement of the inserting column, the first inserting column hole, the second inserting column hole and the lug; meanwhile, the peripheral parts of the inserting column and the wiring lug are provided with insulating sealing elements, so that the insulation of the joint of the inserting column and the wiring lug on components such as an oil tank, a flange plate and the like is ensured. The fuel pump assembly socket can be quickly connected with a plug connected with an automobile storage battery, power supply of a fuel pump and an oil level sensor is achieved, and the safety of power supply is guaranteed through the insulating sealing element.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a top view of a fuel pump assembly receptacle provided by an embodiment of the present invention;

FIG. 2 is a longitudinal cross-sectional view of the fuel pump assembly receptacle of FIG. 1;

FIG. 3 is a schematic view of the insert column of FIG. 2;

FIG. 4 is a schematic view of the first insulating seal of FIG. 2;

FIG. 5 is a schematic view of the assembly of the fuel pump assembly receptacle in the fuel pump bracket assembly.

Wherein:

01-a fuel pump bracket assembly, 02-an oil level sensor, 03-a fuel pump, 1-a flange plate, 2-a socket shell, 21-an opposite insertion chute, 3-an insertion column, 31-a flange part, 32-a counter bore, 4-a first insulating sealing element, 41-an insulating bulge, 5-a second insulating sealing element, 6-an insulating boss, 7-a strip-shaped hole, 8-a flat gasket and 9-a lug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 5, fig. 1 is a top view of a fuel pump assembly socket according to an embodiment of the present invention, fig. 2 is a longitudinal sectional view of the fuel pump assembly socket in fig. 1, fig. 3 is a schematic view of an insertion post in fig. 2, fig. 4 is a schematic view of a first insulating seal in fig. 2, and fig. 5 is a schematic view of the fuel pump assembly socket assembled in a fuel pump bracket assembly.

The utility model provides a fuel pump assembly socket includes ring flange 1, the socket casing 2 of setting at 1 up end of ring flange, a plurality of posts 3 of inserting that post hole and ring flange 1 were worn to establish and had been inserted to the first second of inserting post hole and ring flange 1 from socket casing 2, the part of inserting post 3 and being located ring flange 1 up end is used for and connects the plug connection of automobile storage battery, insert the part and the lug 9 of post 3 position terminal surface under the ring flange 1 and connect, so that lug 9 passes through the wire and connects fuel pump support assembly 01's fuel pump 03 and oil level sensor 02, through the matching of inserting post 3 and plug, insert post 3, first post hole, the one-to-one setting of second post hole and lug 9 realizes the power supply to fuel pump 03 and oil level sensor 02. At the same time, the insulating seal provided on the periphery of the post 3 and the lug 9 provides an insulating seal with the flange 1, the fuel tank, and other components.

The fuel pump assembly socket provided by the invention is described in more detail below with reference to the accompanying drawings and specific embodiments.

In a specific embodiment provided by the utility model, the flange plate 1 is made of metal, the middle part of the flange plate 1 is provided with a strip-shaped hole 7, and the strip-shaped hole 7 is used for an oil outlet pipe and an oil return pipe of the fuel pump bracket assembly 01 to penetrate, so that the oil outlet pipe and the oil return pipe are welded and fixed through the flange plate 1; the socket shell 2 is arranged at the upper end of the flange plate 1, and the inserting columns 3 penetrate through first inserting column holes of the socket shell 2 and second inserting column holes of the flange plate 1 to fix the socket shell 2 relative to the flange plate 1. The number of the insert posts 3, the first insert post holes, the second insert post holes and the lugs 9 is four, two of which are used for connecting with the fuel level sensor 02, and the other two of which are used for connecting with the fuel pump 03.

In specific implementation, the number of the groups of the inserting columns 3 and the lugs 9 can be flexibly set according to the power supply requirement of the fuel pump bracket assembly 01. The four groups of the inserting columns 3 can adopt a 4 × 1 column distribution form shown in fig. 1 and fig. 2, and can also adopt a 2 × 2 column distribution form; when the arrangement form of the plurality of groups of the plug posts 3 changes, the shape of the socket shell 2 also changes correspondingly, and no matter what arrangement form is adopted, the plug connected with the storage battery needs to be ensured to be matched with the socket shell 2 in an inserting way; when the four groups of the plug posts 3 are distributed in 4 multiplied by 1 rows, the socket shell 2 is in an oval shape, the inner walls of the two ends of the long axis of the oval socket shell 2 are also provided with plug chutes 21 matched with plugs connected with automobile storage batteries, so that the connection reliability is ensured, and the socket shell 2 is usually made of plastic materials, so that good insulation is formed.

In order to improve the fixed of ring flange 1 to returning oil pipe and play oil pipe, ring flange 1 adopts the metal material, consequently, must consider insert the post 3 from ring flange 1 when wearing to establish insulating and insert the insulating seal that post 3 wore to establish socket shell 2, the utility model discloses mainly be through inserting the week portion of post 3 and lug 9, more specifically say, be when inserting post 3 and wearing to establish the second post hole and the week portion of inserted sheet laminating ring flange 1 department sets up insulating seal and insulate and seal when inserting the post 3 and wear to establish first post hole.

Specifically, the insulating seal member includes a first insulating seal member 4 provided between the receptacle housing 2 and the flange plate 1 at a peripheral portion of the post 3 above the flange plate 1, the first insulating seal member 4 forming insulation for an upper end portion of the post 3 on the flange plate 1 and sealing a first post hole; the insulating device also comprises a second insulating sealing member 5 which is arranged on the periphery of the plug post 3 below the flange plate 1 and between the lug 9 and the flange plate 1, and the insulation of the lug 9 on the flange plate 1 and the lower end part of the plug post 3 on the flange plate 1 is formed by the second insulating sealing member 5; meanwhile, the first insulating sealing element 4 and the second insulating sealing element 5 are contacted and abutted in the second plug-in stud hole, so that insulating isolation is formed when the plug-in stud 3 penetrates through the second plug-in stud hole part. The first insulating seal 4 and the second insulating seal 5 are generally rubber packing or plastic gaskets.

The utility model provides an in the preferred embodiment, first insulating seal 4 is the rectangular shape plastic seal of integrated into one piece, the third post inserting hole that supplies post 3 to wear to establish is offered to the position that first insulating seal 4 and first post inserting hole and second post inserting hole correspond, be equipped with rubber packing in the third post inserting hole, rubber packing is the spherical crown evagination relative to the upper and lower terminal surface of first insulating seal 4, form insulating arch 41, the week portion of terminal surface is equipped with and this insulating arch 41 complex insulating indent under the first post inserting hole, form the insulating seal that post 3 passed first post inserting hole department in the insulating indent of terminal surface under stretching into first post inserting hole through the insulating arch 41 that is located the upper end of first insulating seal 4.

Further, the second insulating sealing member 5 also adopts integrated into one piece's insulating sealing member, the position that second insulating sealing member 5 and second jack hole correspond is seted up and is supplied to insert the fourth jack hole that post 3 wore to establish, the week portion in fourth jack hole forms insulating boss 6, this insulating boss 6 stretches into in the second jack hole and the insulating arch 41 contact counterbalance that is located first insulating sealing member 4 lower terminal surface, the up end of insulating boss 6 presents and insulating protruding 41 complex indent, and certain interference degree exists usually in the cooperation of the two, both guaranteed the insulating of inserting post 3 relative second jack hole (ring flange 1), guaranteed again that first insulating sealing member 4 and second insulating sealing member 5 junction form sealedly to inserting post 3. The second insulating sealing member 5 may further comprise a plurality of flat washers 8 fitted around the periphery of the post 3 at the lower end of the flange plate 1.

The matching structure of the contact and offset of the first insulating sealing element 4 and the second insulating sealing element 5 can be flexibly arranged as required, so long as the insulation of the inserted column 3 relative to the flange plate 1 and the sealing of the joint of the first insulating sealing element 4 and the second insulating sealing element 5 can be ensured to fall into the protection scope of the application.

A flange 31 is provided on the middle peripheral portion of the plug 3, and the plug 3 is prevented from slipping out of the receptacle housing 2 by the flange 31 engaging with the first plug hole. In order to realize the connection of the inserting column 3 and the wire connecting piece 9, the inserting column 3 and the wire connecting piece 9 adopt a punching-riveting connection mode. Specifically, the lower end face of the inserting column 3 is provided with a counter bore 32 as shown in fig. 3, the lug 9 is an angle-shaped lug, one side piece of the angle-shaped lug is provided with a connecting hole matched with the inserting column 3, the connecting hole is sleeved on the periphery of the inserting column 3 and is attached to the second insulating sealing element 5, the counter bore 32 is punched and riveted, a metal shell at the bottom end of the inserting column 3, which is located at the periphery of the counter bore 32, is punched, and the malleability of the metal shell is utilized to form compression joint on one side piece of the lug 9.

Of course, it is also possible to provide an internal thread in the counterbore 32 for pressing and fixing the lug plate 9 by a screw, and the side plate of the lug plate 9 provided with the connecting hole is usually provided with a flat washer 8 for pressing and fixing the lug plate 9.

When assembling, please further refer to fig. 5, only the oil outlet pipe and the oil return pipe in the fuel pump bracket assembly 01 need to pass through the strip-shaped hole 7 of the flange plate 1, the oil outlet pipe and the oil return pipe are welded and fixed with the flange plate 1, and meanwhile, the lug plate 9 is connected with the fuel pump 03 and the oil level sensor 02 of the fuel pump bracket assembly 01 through the conducting wire, when the fuel pump 03 and the oil level sensor 02 need to supply power, the plug connected with the automobile storage battery is inserted into the plug shell, and the plug 3 forms the electric connection.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

It is right above the utility model provides a fuel pump assembly socket has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A fuel pump assembly socket is characterized by comprising a flange plate (1) arranged at the top of a fuel pump bracket assembly (01), a socket shell (2) arranged on the upper end surface of the flange plate (1), and a plurality of plug posts (3) arranged in the socket shell (2) and used for being matched with a plug for connecting an automobile storage battery;

the socket shell (2) is provided with a first plug-in post hole for the plug-in post (3) to penetrate through, the flange plate (1) is provided with a second plug-in post hole for the plug-in post (3) to penetrate through, and the lower end face of the flange plate (1) is provided with a lug plate (9) connected with the plug-in post (3);

the plug posts (3), the first plug post holes, the second plug post holes and the lugs (9) are arranged in a one-to-one correspondence mode, and the plug post structure further comprises insulating sealing elements arranged on the peripheries of the plug posts (3) and the lugs (9).

2. A fuel pump assembly receptacle according to claim 1, wherein the insulating seal comprises:

the first insulating sealing piece (4) is arranged on the periphery of the plug post (3) above the flange plate (1) and is positioned between the socket shell (2) and the flange plate (1);

a second insulating seal member (5) provided at a peripheral portion of the post (3) below the flange plate (1) and between the tab (9) and the flange plate (1);

the first insulating sealing element (4) and the second insulating sealing element (5) are in contact and abut against each other in the second plug hole.

3. A fuel pump assembly socket as claimed in claim 2, wherein the first insulating seal member (4) is provided with a third post hole through which the post (3) is inserted, the upper and lower end surfaces of the periphery of the third post hole are provided with insulating protrusions (41), and the periphery of the first post hole is provided with an insulating recess which is matched with the insulating protrusions (41) on the upper end surface of the third post hole; the insulation bulge (41) on the lower end face of the third inserting column hole is arranged in the second inserting column hole.

4. A socket of a fuel pump assembly according to claim 3, wherein the second insulating seal member (5) is provided with a fourth post hole through which the post (3) is inserted, the periphery of the fourth post hole is provided with an insulating boss (6), the insulating boss (6) is arranged in the second post hole, and the upper end surface of the insulating boss (6) is concave in cooperation with the insulating protrusion (41) on the lower end surface of the third post hole.

5. A fuel pump assembly socket as claimed in claim 2, wherein the post (3) is provided with a flange portion (31) at a central portion thereof for forming a stop against the first post hole.

6. A fuel pump assembly socket as claimed in claim 2, wherein the socket housing (2) is an oval housing, the inner wall of the socket housing (2) further being provided with a docking chute (21) for engaging a plug for connecting to a vehicle battery.

7. The socket of the fuel pump assembly as claimed in any one of claims 1 to 6, wherein a counter bore (32) is formed at the bottom of the insertion column (3), the lug (9) is an angle lug, one side surface of the angle lug is provided with a connecting hole which is sleeved on the periphery of the insertion column (3), and the lug (9) and the insertion column (3) are connected through the counter bore (32) by punching and riveting.

8. A fuel pump assembly socket as set forth in claim 7, further comprising a flat washer (8) press-fitted to a side of the attachment hole.

9. A fuel pump assembly socket as claimed in claim 8, characterised in that the flange (1) is provided with a slotted aperture (7) in the centre.