CN217926114U

CN217926114U - Inserted sheet connection type fuel pump assembly

Info

Publication number: CN217926114U
Application number: CN202222900198.1U
Authority: CN
Inventors: 陈琪琦
Original assignee: Ningbo Hongming Automobile Parts Co ltd
Current assignee: Ningbo Hongming Automobile Parts Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2022-11-29
Anticipated expiration: 2032-11-02

Abstract

The utility model relates to an inserted sheet connection formula fuel pump assembly for supply with the car fuel, the fuel pump assembly includes: the flange plate is arranged on the fine filter, the fine filter is arranged on the bottom barrel, the flange plate comprises a plate body part, two inserting pieces and a connecting column, and the inserting pieces are arc-shaped sheet bodies; the disc body part, the two inserting pieces and a connecting column are integrally formed; the fine filter comprises a fine filtering tank, two clamping parts and a connecting cylinder, wherein each clamping part comprises a clamping sheet body and arc-shaped clamping pieces arranged at two ends of the clamping sheet body; the fine filtering tank, the two clamping parts and a connecting cylinder are integrally formed; during assembly, the inserting pieces are inserted into and connected with the clamping parts, and the connecting columns are inserted into and connected with the connecting cylinders. This application ring flange integrated into one piece inserted sheet, the ring flange do not receive other external force influences, can not produce the crack.

Description

Inserted sheet connection type fuel pump assembly

Technical Field

The utility model relates to a fuel feeding device especially relates to a connect electronic fuel pump assembly of stable inserted sheet connection formula.

Background

The electric fuel pump assembly is arranged on an automobile fuel tank and has the function of supplying automobile fuel in an automobile fuel supply system. When the electric fuel pump assembly works, fuel enters the electric fuel pump under the operation driving of the electric fuel pump and is delivered to an automobile fuel system by the electric fuel pump through the corrugated pipe and the oil outlet pipe through the filtration of the filter screen.

The metal guide rod of the existing electric fuel pump assembly connecting flange and the oil storage barrel is a hollow cylindrical pipe, the flange and the oil storage barrel are connected mainly by friction and a spring, the connection is unstable, the cylindrical pipe is inserted into a connecting hole of the flange to generate stress, and the damage to the flange even reaches the condition of oil gas leakage caused by cracks after long-time shaking.

In conclusion, the existing electric fuel pump assembly has the problem of technical improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connect electronic fuel pump assembly of stable inserted sheet connection formula to solve prior art's technical problem.

In order to achieve the above object, the utility model provides an inserted sheet connection type fuel pump assembly for supply with the car fuel, the fuel pump assembly includes: the flange plate is arranged on the fine filter, the fine filter is arranged on the bottom barrel, the flange plate comprises a plate body, two inserting pieces and a connecting column, the inserting pieces are arc-shaped pieces, and one ends of the inserting pieces are connected with the plate body; the connecting column is a cylinder, and one end of the connecting column is connected with the disc body part; the disc body part, the two inserting pieces and a connecting column are integrally formed; the fine filter comprises a fine filtering tank, two clamping parts and a connecting cylinder, wherein one end of each clamping part is connected with the fine filtering tank, and each clamping part comprises a clamping sheet body and arc-shaped clamping sheets arranged at two ends of the clamping sheet body; the connecting cylinder is a hollow cylinder body, and one end of the connecting cylinder is connected with the fine filtering tank; the fine filtering tank, the two clamping parts and a connecting cylinder are integrally formed; during assembly, the inserting pieces are inserted into and connected with the clamping parts, and the connecting columns are inserted into and connected with the connecting cylinders.

According to the utility model discloses preferred embodiment inserted sheet connection formula fuel pump assembly, the inserted sheet includes that a card is protruding, the centre gripping lamellar body corresponds a microscler draw-in groove is seted up to the protruding position of card, the protruding plug-in connection of card microscler draw-in groove.

According to the utility model discloses preferred embodiment inserted sheet connection type fuel pump assembly, fuel pump assembly still includes a spring, the spring sets up the spliced pole with on the connecting cylinder, the both ends of spring are connected respectively the draw-in groove of spliced pole with the draw-in groove of connecting cylinder.

According to the utility model discloses preferred embodiment inserted sheet connection type fuel pump assembly, fuel pump assembly still includes an electrostatic terminal, electrostatic terminal inserts and establishes on the secondary filter, the one end protrusion of electrostatic terminal in secondary filter electric connection vehicle computer, the other one end of electrostatic terminal is connected the inside fuel of secondary filter.

According to the utility model discloses preferred embodiment inserted sheet connection type fuel pump assembly, fuel pump assembly still includes air-vent valve, sensor assembly, fuel pump core and prefilter, air-vent valve and sensor assembly set up on the end bucket, fuel pump core sets up in the secondary filter, the prefilter sets up in the end bucket, the oil inlet of fuel pump core is connected the prefilter.

According to the utility model discloses preferred embodiment inserted sheet connection type fuel pump assembly, it is protruding that the surface of secondary filter includes that a plurality of essence are strained the card, the end bucket corresponds a plurality of essence are strained the protruding position of card and are included a plurality of end bucket draw-in grooves, the essence is strained the protruding block of card and is connected end bucket draw-in groove.

According to the utility model discloses preferred embodiment inserted sheet connection type fuel pump assembly, the fuel pump assembly still includes a pencil and a black stub, the one end of pencil is connected the ring flange, the other one end of pencil is connected the fuel pump core, black connection of electric lines in the pencil the black stub.

The design theory of this application is, designs an electronic fuel pump assembly who connects stably, longe-lived, replaces current inapplicable electronic fuel pump assembly, provides safer and comfortable device for the driver, in order to improve joint strength, does not harm the ring flange, makes at ring flange integrated into one piece and connects and use the inserted sheet to the mode of the clamping part is seted up to the position that corresponds on the adversary piece, is fine design.

Compared with the prior art, the utility model has the advantages of it is following:

firstly, the inserting sheet is integrally formed on the flange plate, the flange plate is not influenced by other external force, and cracks can not be generated;

secondly, the connection operation of the clamping protrusion of the inserting sheet and the long clamping groove of the clamping part is convenient, and the connection is stable;

thirdly, the utility model discloses it is with low costs not to use the metal guide arm.

Of course, implementing any particular embodiment of the present disclosure does not necessarily have all of the above technical advantages at the same time.

Drawings

FIG. 1 is a schematic view of a fuel pump assembly of the present application;

FIG. 2 is a partial exploded view of FIG. 1;

FIG. 3 is a first angular cut-away schematic view of FIG. 1;

fig. 4 is a second angular cut-away view of fig. 1.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1, a schematic diagram of a fuel pump assembly of the present application, the fuel pump assembly of the present application for supplying fuel to an automobile, the fuel pump assembly includes: the fuel pump assembly comprises a flange plate 10, a fine filter 20, a bottom barrel 30, a pressure regulating valve (not shown), a sensor assembly 60, a fuel pump core 70 and a primary filter (not shown), wherein the flange plate 10 is arranged on the fine filter 20, the fine filter 20 is arranged on the bottom barrel 30, the pressure regulating valve and the sensor assembly 60 are arranged on the bottom barrel 30, the fuel pump core 70 is arranged in the fine filter 20, the primary filter is arranged in the bottom barrel 30, and an oil inlet of the fuel pump core 70 is connected with the primary filter; the primary filter is interposed between the fine filter 20 and the inner bottom surface of the bottom tub 30.

Referring to fig. 2, which is a partial exploded view of fig. 1, the flange plate 10 includes a plate body 11, two insertion pieces 12, and a connecting post 13, the insertion pieces 12 are arc-shaped pieces, the arc shape of the insertion pieces 12 matches the arc shape of the flange plate 10, i.e. a part of a circle, and one end of the insertion pieces 12 is connected to the plate body 11; the connecting column 13 is a cylinder, the connecting column 13 can be a solid cylinder or a hollow cylinder, one end of the connecting column 13 is connected with the disc body part 11, the connecting column 13 plays a role in positioning during assembly, the connecting column 13 is aligned with a counterpart element, and the two inserting pieces 12 are aligned with respective counterpart elements; the disk body 11, the two insertion pieces 12 and the connecting column 13 are integrally formed, and if the disk body, the two insertion pieces and the connecting column are integrally formed, other parts such as metal guide rods and insertion holes can be omitted, and the time and cost for inserting the parts are saved.

In addition, the fine filter 20 includes a fine filtering tank 21, two clamping portions 22 and a connecting cylinder 23, one end of the clamping portion 22 is connected to the fine filtering tank 21, the clamping portion 22 includes a clamping sheet 221 and arc-shaped clamping pieces 222 disposed at two ends of the clamping sheet 221, the clamping sheet 221 is an arc-shaped sheet, and the arc shape of the clamping sheet 221 is an arc shape that matches the arc shape of the fine filtering tank 21, that is, a part of a circle; the connecting cylinder 23 is a hollow cylinder, one end of the connecting cylinder 23 is connected with the fine filtration tank 21, and the inner diameter of the connecting cylinder 23 is larger than the outer diameter of the connecting column 13; the fine filtering tank 21, the two clamping parts 22 and a connecting cylinder 23 are integrally formed.

As shown in fig. 1 and 2, during assembly, the connecting column 13 is first aligned with the connecting cylinder 23, and the connecting column 13 is inserted into the connecting cylinder 23, at this time, the inserting pieces 12 are aligned with the respective matching clamping portions 22, and the inserting pieces 12 are inserted into the clamping portions 22, specifically, between the limiting areas formed by the clamping pieces 221 and the arc-shaped clamping pieces 222, in cooperation with the action of inserting the connecting column 13 into the connecting cylinder 23.

As shown in fig. 2, 3 and 4, in order to prevent the insertion sheet 12 from being detached from the clamping portion 22, the insertion sheet 12 includes a locking protrusion 121, a long locking slot 2211 is formed in a position of the clamping sheet body 221 corresponding to the locking protrusion 121, and the long locking slot 2211 is a through hole slot without a gap in the axial direction, when assembling, the locking protrusion 121 is inserted into and connected to the long locking slot 2211, during the insertion process, the insertion sheet 12 is inserted between the limiting areas formed by the clamping sheet body 221 and the arc-shaped clamping sheet 222, the locking protrusion 121 rubs on the clamping sheet body 221 until entering the upper end of the long locking slot 2211, and the locking protrusion 121 can still move downward until reaching a set position after entering the long locking slot 2211.

As shown in fig. 1, the fuel pump assembly further includes a spring 40, the spring 40 is disposed on the connecting column 13 and the connecting cylinder 23, two ends of the spring 40 are respectively connected to a snap groove (not shown) of the connecting column 13 and a snap groove (not shown) of the connecting cylinder 23, two ends of the spring 40 are snapped into the snap grooves, so that the original length of the spring 40 determines the height of the fuel pump assembly, and also determines the set position reached by the downward movement of the snap 121 after entering the elongated snap groove 2211, after that, the snap 121 has no limit function in the middle part except the uppermost end and the lowermost end of the elongated snap groove 2211, so that the position of the snap 121 in the elongated snap groove 2211 is determined by the spring 40.

As shown in fig. 1 and 3, the fuel pump assembly further includes an electrostatic terminal 50, a harness 80 and a black short wire 81, the electrostatic terminal 50 is inserted into the fine filter 20, one end of the electrostatic terminal 50 protrudes from the fine filter 20 and is electrically connected to a vehicle computer (ECU), the other end of the electrostatic terminal 50 is connected to the fuel inside the fine filter 20, the specific connection of the electrostatic terminal 50 to the vehicle computer (ECU) is that one end of the harness 80 is connected to the flange 10, the other end of the harness 80 is connected to the fuel pump core 70, the black wire in the harness 80 is connected to the black short wire 81, and the connection is that the end point of the black wire in the harness 80 and one end point of the black short wire 81 are clamped on the same insert terminal, the insert terminal is connected to the fuel pump core 70, and the other end point of the black short wire 81 is connected to the electrostatic terminal 50 to complete the arrangement of eliminating static electricity.

As shown in fig. 3, the outer surface of the fine filter 20 includes a plurality of fine filter protrusions 24, the bottom barrel 30 includes a plurality of bottom barrel slots 31 at positions corresponding to the fine filter protrusions 24, and the fine filter protrusions 24 are engaged with the bottom barrel slots 31, in the embodiment of the present application, the number of the fine filter protrusions 24 and the bottom barrel slots 31 is four, but it should not be used to limit the present application, and more or less than the number of the fine filter protrusions 24 and the bottom barrel slots 31 can be connected stably, but the protection scope of the present application is limited; the fine filter protrusion 24 is a protrusion with an inclined lower surface, and the bottom barrel 30 moves upward while meeting the inclined lower surface of the fine filter protrusion 24, and continues to move upward along the inclined surface until the fine filter protrusion 24 is clamped in the bottom barrel clamping groove 31, so as to complete the connection between the fine filter 20 and the bottom barrel 30.

It should be noted that in the description of the embodiments of the present application, the terms "front, back", "left, right", "upper, lower", and the like indicate orientations or positional relationships based on those shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present application. The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Owing to adopted above technical characteristic, make the utility model discloses compare in prior art and have following advantage and positive effect:

secondly, the connection operation of the clamping protrusion of the inserting piece and the long clamping groove of the clamping part is convenient, and the connection is stable;

The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. The utility model provides an inserted sheet connection formula fuel pump assembly for supply with car fuel, its characterized in that, fuel pump assembly includes: a flange plate, a fine filter and a bottom barrel, wherein the flange plate is arranged on the fine filter, the fine filter is arranged on the bottom barrel, wherein,

the flange plate comprises a plate body, two inserting pieces and a connecting column, wherein the inserting pieces are arc-shaped sheet bodies, and one ends of the inserting pieces are connected with the plate body; the connecting column is a cylinder, and one end of the connecting column is connected with the disc body part; the disc body part, the two inserting pieces and the connecting column are integrally formed;

the fine filter comprises a fine filtering tank, two clamping parts and a connecting cylinder, wherein one end of each clamping part is connected with the fine filtering tank, and each clamping part comprises a clamping sheet body and arc-shaped clamping sheets arranged at two ends of the clamping sheet body; the connecting cylinder is a hollow cylinder body, and one end of the connecting cylinder is connected with the fine filtering tank; the fine filtering tank, the two clamping parts and a connecting cylinder are integrally formed;

during assembly, the inserting pieces are inserted into and connected with the clamping parts, and the connecting columns are inserted into and connected with the connecting cylinders.

2. The fuel pump assembly of claim 1, wherein the insert comprises a locking protrusion, and the clamping piece has an elongated locking groove at a position corresponding to the locking protrusion, and the locking protrusion is inserted into and connected with the elongated locking groove.

3. The fuel pump assembly of claim 2, further comprising a spring disposed on the connecting post and the connecting barrel, wherein two ends of the spring are connected to the engaging groove of the connecting post and the engaging groove of the connecting barrel, respectively.

4. The fuel pump assembly as set forth in claim 3, further comprising an electrostatic terminal, wherein the electrostatic terminal is inserted into the fine filter, one end of the electrostatic terminal protrudes from the fine filter and is electrically connected to a vehicle computer, and the other end of the electrostatic terminal is connected to the fuel inside the fine filter.

5. The insert-connecting fuel pump assembly of claim 4, further comprising a pressure regulating valve, a sensor assembly, a fuel pump core and a primary filter, wherein the pressure regulating valve and the sensor assembly are disposed on the bottom barrel, the fuel pump core is disposed in the fine filter, the primary filter is disposed in the bottom barrel, and an oil inlet of the fuel pump core is connected to the primary filter.

6. The fuel pump assembly of claim 5, wherein the outer surface of the fine filter includes a plurality of fine filter protrusions, the bottom barrel includes a plurality of bottom barrel slots corresponding to the fine filter protrusions, and the fine filter protrusions are engaged with the bottom barrel slots.

7. The tab-connected fuel pump assembly of claim 6, further comprising a wire harness and a black stub, one end of the wire harness being connected to the flange, the other end of the wire harness being connected to the fuel pump core, the black wire of the wire harness being connected to the black stub.