CN209959380U

CN209959380U - Put fuel pump down with novel filtering component

Info

Publication number: CN209959380U
Application number: CN201822218124.3U
Authority: CN
Inventors: 蔡良宝
Original assignee: ZHEJIANG SHUANGLIANG AUTOMOBILE PARTS CO Ltd
Current assignee: ZHEJIANG SHUANGLIANG AUTOMOBILE PARTS CO Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2020-01-17
Anticipated expiration: 2028-12-27

Abstract

The utility model relates to a fuel pump technical field, specifically speaking relates to a put fuel pump down with novel filtering component, including flange fixed disk, pump core body, flange fixed disk one side is equipped with the pump core support, the pump core pump body with pump core support joint is connected, be equipped with filter screen subassembly between pump core body bottom and the flange fixed disk, filter screen subassembly is the first filter body that "L" type formed the level and the second filter body of vertical setting, pump core body upper end UNICOM oil transportation passageway, output channel one end and oil transportation passageway one end UNICOM, oil transportation passageway runs through flange fixed disk and goes out oil nozzle UNICOM, the second filter body sets up in the space that flange fixed disk, pump core body and oil pipeline formed. Simultaneously, the filtering component in the L shape enables the filtering effect to be good, can prevent blockage and has double oil filtering pipeline channels, oil filtering is stable and efficient, and the burden of the pump core pump body can be reduced.

Description

Put fuel pump down with novel filtering component

Technical Field

The utility model relates to a fuel pump technical field, specifically speaking relates to a put fuel pump down with novel filter assembly.

Background

The fuel pump assembly is arranged in the automobile fuel tank, and has the function of pipeline connection in an automobile fuel supply system. After being filtered by a filter screen component of the fuel pump assembly, fuel in the fuel tank is conveyed to an engine fuel rail through a fuel pump core, an oil pipe, a filter assembly and a flange plate and is supplied to an engine for consumption. The oil pump which needs to be enlarged and the oil circuit is more complicated when the stable oil supply work needs to be completed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an underlying fuel pump having a novel filter assembly that overcomes some or all of the disadvantages of the prior art.

According to the utility model discloses a put fuel pump down with novel filtering component, including flange fixed disk, pump core body, its characterized in that, flange fixed disk one side is equipped with the pump core support, the pump core pump body with pump core support joint is connected, be equipped with the filter screen subassembly between pump core body bottom and the flange fixed disk, the filter screen subassembly is the first filter body that "L" type formed the horizontal setting and the second filter body of vertical setting, pump core body upper end UNICOM oil transportation passageway, delivery channel one end and oil transportation passageway one end UNICOM, oil transportation passageway runs through flange fixed disk and goes out oil nozzle UNICOM, the second filter body sets up in the space that flange fixed disk, pump core body and oil transportation pipeline formed.

Furthermore, the first filter body and the second filter body are respectively provided with a first oil filtering channel and a second oil filtering channel, and the first oil filtering channel and the second oil filtering channel are respectively provided with a filtering oil inlet communicated with the oil tank cavity and a filtering oil outlet connected with the oil inlet pipe of the pump core pump body.

Furthermore, the middle parts of the first oil filtering channel and the second oil filtering channel are provided with clapboards, the clapboards divide the first oil filtering channel and the second oil filtering channel into an upper channel and a lower channel respectively, the far filtering oil inlet end and the far filtering oil outlet end of each clapboard are provided with through holes, and the path of the oil passing through the filter screen assembly is increased.

Furthermore, the filtering oil inlet is respectively communicated with the first oil filtering channel and the second oil filtering channel on the lower side of the partition plate, and the filtering oil outlet is respectively communicated with the first oil filtering channel and the second oil filtering channel on the upper side of the partition plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a filtering component of "L" type makes the filter effect good to can prevent to block up and have dual oil strain pipeline passageway, the oil strain is stable high-efficient, can alleviate the burden of the pump core pump body.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of a bottom fuel pump;

FIG. 2 is a cross-sectional structural view of an embodiment of an underneath fuel pump;

FIG. 3 is an exploded view of an embodiment of an underneath fuel pump;

FIG. 4 is a schematic view of a flange fixing base according to an embodiment;

fig. 5 is a schematic perspective view of a screen assembly according to an embodiment.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.

As shown in fig. 1-3, the underneath fuel pump with the novel filter assembly comprises a flange fixing disc 100, a filter screen assembly 400400 and a pump core body 200. Flange fixed disk one side is equipped with pump core support 110, and shown pump core support 110 is half and surrounds inscription column shape circular arc plate structure, pump core support 110 and blue fixed disk 100 integrated into one piece, the setting and the pump core body 200 of its circular arc plate. The symmetrical both sides of pump core body 200 are equipped with the first latch 212 of direction of insertion slope, be equipped with corresponding first pump core bayonet socket 111 on the pump core support 110, the pump core pump body is connected with pump core support 110 joint, and simple to operate is swift. A filter screen assembly 400 is arranged between the oil circuit inlet end at the bottom end of the pump core body 200 and the flange fixing disc, and the filter screen assembly 400 is L-shaped to form a first filter body 410 which is horizontally arranged and a second filter body 420 which is vertically arranged. The oil outlet end of the pump core body 200 is communicated with the oil transportation channel 300, and an oil pressure regulating valve 301 is connected beside the oil transportation channel 300. The corresponding both sides of oil delivery passageway 300 outer wall are equipped with second latch 321, the flange fixed disk is close to being equipped with pipeline support frame 120 with pump core support 110 homonymy, pipeline support frame 120 is equipped with second oil circuit bayonet 121, and oil delivery passageway 300 one end inserts pipeline support side and is connected with pipeline support joint, it has output channel 131 to lead to in the pipeline support frame 120, output channel 131 one end passes through check valve 500 UNICOM with oil delivery passageway 300 one end, oil delivery passageway 300 runs through the flange fixed disk and goes out oil nozzle UNICOM. The oil pipeline 310 and the pipeline bracket are conveniently and quickly connected in an inserting way, and the oil pipeline 300 and the output channel 131 can be tightly connected without oil leakage.

The outer wall of the oil delivery passage 300 is formed into a cylindrical oil delivery pipeline 310, the upper end of the pump core body 200 is provided with an upper shell, and the upper shell is connected with the oil delivery pipeline 310 through a support plate 211, so that the oil delivery pipeline 310 is stable and is not damaged.

The oil delivery passage 300 comprises a first passage 311 arranged horizontally and a second passage 312 arranged vertically, the first passage 311 is communicated with the second passage 312, and the end of the first passage 311 is communicated with the oil pressure regulating valve 301. The first passage 311, the second passage 312 and the support plate 211 are integrally formed, the first passage 311 and the second passage 312 are arranged, so that the oil delivery passage 300 is convenient to machine, the most drilling process is required, and the cost can be saved.

The oil pressure regulating valve 301 comprises a valve body 2 and a buckle body 330, the buckle body comprises two buckle arms 331 and a bottom plate 332 which are distributed in a U shape, the buckle arms 331 are respectively provided with a third buckle opening 333, and the third buckle opening 333 is connected with a protruding third clamping tongue 313 on the outer side wall of the first channel 311 in a matching manner to fix the oil pressure regulating valve 301. The bottom plate 332 is provided with a circular convex plate which is pressed against the valve body to avoid blocking the valve body for oil drainage.

As shown in fig. 2-3 and 5, the second filter body 420 is disposed in a space formed by the flange fixing disk 100, the pump cartridge body 200 and the oil delivery pipe 310. The first filter body 410 and the second filter body 420 are respectively provided with a first oil filtering channel and a second oil filtering channel, the first oil filtering channel and the second oil filtering channel are respectively provided with a filtering oil inlet 402 communicated with an oil tank cavity and a filtering oil outlet 401 connected with an oil inlet pipe of a pump core pump body, the middle parts of the first oil filtering channel 411 and the second oil filtering channel are provided with a partition plate 430, the partition plate 430 divides the first oil filtering channel 411 and the second oil filtering channel 421 into an upper channel and a lower channel respectively, the far filtering oil inlet end and the far filtering oil outlet end of the partition plate 430 are provided with through holes, and the path of oil passing through the filter screen assembly 400 is increased. Through the vertical setting of second filter body 420 and set up the mode that baffle 430 increases oil circuit length can be fine solve the problem that the oil cleaner screen filters not enough. For the mode that the filtering effect is increased only by increasing the width and the thickness of the filter screen assembly 400 in the prior art, a new mode is provided, and the prejudice that the filter screen assembly 400 is vertically arranged, so that the higher oil pressure of the vertically arranged end cannot be up and oil filtering cannot be performed is overcome. By using the solution of the partition 430 between the two channels, the siphon effect and the capillary effect can be utilized to produce unexpected technical effects. And the vertical second filter body 420 is arranged in the space formed by the flange fixing disc 100, the pump core body 200 and the oil pipeline 310, so that the second filter body 420 is prevented from being impacted, and the erected second filter body 420 is more stable.

The filtering oil inlet 402 is respectively communicated with a first oil filtering channel 411 and a second oil filtering channel 421 at the lower side of the partition 430, and the filtering oil outlet 401 is respectively communicated with the first oil filtering channel 411 and the second oil filtering channel 421 at the upper side of the partition 430.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a put fuel pump down with novel filtering component, includes flange fixed disk, pump core body, its characterized in that, flange fixed disk one side is equipped with the pump core support, pump core support and pump core pump body joint are connected, be equipped with the filter screen subassembly between pump core body bottom and the flange fixed disk, the filter screen subassembly is the second filter that "L" type formed the first filter and vertical setting of horizontal setting, pump core body upper end UNICOM oil transportation passageway, delivery channel one end and oil transportation passageway one end UNICOM, the oil transportation passageway runs through flange fixed disk and goes out oil nozzle UNICOM, the second filter sets up in the space that flange fixed disk, pump core body and oil transportation pipeline formed.

2. The underneath type fuel pump with the novel filter assembly according to claim 1, wherein the first filter body and the second filter body are respectively provided with a first oil filtering channel and a second oil filtering channel, and the first oil filtering channel and the second oil filtering channel are respectively provided with a filtering oil inlet communicated with the oil tank cavity and a filtering oil outlet connected with the oil inlet pipe of the pump core pump body.

3. The underneath type fuel pump with the novel filter assembly according to claim 2, wherein a partition is arranged in the middle of the first oil filtering channel and the second oil filtering channel, the partition divides the first oil filtering channel and the second oil filtering channel into an upper channel and a lower channel, a through hole is formed at the end, far away from the oil inlet end and the oil outlet end, of the partition, and the oil passes through the path of the filter screen assembly.

4. The underneath type fuel pump with the novel filter assembly according to claim 3, wherein the filter oil inlet is respectively communicated with the first oil filtering channel and the second oil filtering channel on the lower side of the partition plate, and the filter oil outlet is respectively communicated with the first oil filtering channel and the second oil filtering channel on the upper side of the partition plate.