CN115704351A - Novel gasoline pump filter screen device and gasoline pump - Google Patents

Novel gasoline pump filter screen device and gasoline pump Download PDF

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Publication number
CN115704351A
CN115704351A CN202110927862.9A CN202110927862A CN115704351A CN 115704351 A CN115704351 A CN 115704351A CN 202110927862 A CN202110927862 A CN 202110927862A CN 115704351 A CN115704351 A CN 115704351A
Authority
CN
China
Prior art keywords
filter screen
wedge
gasoline pump
shaped structure
novel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110927862.9A
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Chinese (zh)
Inventor
冷永杰
柏海
蔡国伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jinan Qingqi Suzuki Motorcycle Co ltd
Original Assignee
Jinan Qingqi Suzuki Motorcycle Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jinan Qingqi Suzuki Motorcycle Co ltd filed Critical Jinan Qingqi Suzuki Motorcycle Co ltd
Priority to CN202110927862.9A priority Critical patent/CN115704351A/en
Publication of CN115704351A publication Critical patent/CN115704351A/en
Pending legal-status Critical Current

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Abstract

The invention provides a novel gasoline pump filter screen which comprises a filter screen body, a filter screen framework and an adapter piece, wherein the filter screen body and the filter screen framework are fixed together, the filter screen framework is provided with an interface and a wedge-shaped structure, a protruding part is arranged at the end part of the wedge-shaped structure, the adapter piece is provided with a guide groove matched with the wedge-shaped structure, the tail end of the guide groove is provided with a positioning groove matched with the protruding part of the wedge-shaped structure, the wedge-shaped structure is inserted into the guide groove, and the protruding part of the wedge-shaped structure is clamped with the positioning groove, so that the filter screen framework and the adapter piece are fixed together. The novel gasoline pump filter screen provided by the invention has a simple structure, and the connection between the filter screen pump cores does not need auxiliary fasteners such as screws and the like, and does not need a special dismounting tool, so that the working hours of maintenance workers are greatly shortened. Convenient removable between filter screen and the pump core, it is convenient that the filter screen installation is changed, can quick replacement. Another object of the present invention is to provide a gasoline pump.

Description

Novel gasoline pump filter screen device and gasoline pump
Technical Field
The invention relates to the technical field of oil pumps, in particular to a novel gasoline pump filter screen device. Still relate to a petrol pump.
Background
Fuel pumps are one of the key components of fuel injection systems and typically include a pump core, a supply line through which high pressure fuel is continuously supplied to the fuel injector, and a fuel injector in communication with the supply line. In order to prevent fuel oil impurities from blocking an oil nozzle, a filter screen is usually additionally arranged at an oil inlet of a fuel pump, so that after the fuel oil pump is used for a period of time, a large amount of impurities can be adsorbed on the filter screen and must be replaced. According to the prior art, the filter screen is usually fixed by auxiliary materials such as screws, and when the filter screen is replaced, a special disassembling tool is required to disassemble the pump core, so that the process is complicated, the operation is inconvenient, and the efficiency is low.
Therefore, the technical problem that needs to be solved urgently by technical personnel in the field is to improve the replacement efficiency of the filter screen by providing a novel gasoline pump filter screen which is convenient to disassemble.
Disclosure of Invention
The invention aims to provide a novel gasoline pump filter screen device which is simple in structure, auxiliary fasteners such as screws and the like are not needed for connection between filter screen pump cores, a special disassembling tool is not needed, and the working time of maintenance workers is greatly shortened. Convenient removable between filter screen and the pump core, it is convenient that the filter screen installation is changed, can quick replacement. Another object of the present invention is to provide a gasoline pump.
In order to achieve the purpose, the invention provides a novel gasoline pump filter screen device, which comprises a filter screen body 1, a filter screen framework 2 and an adapter 3, wherein the filter screen body 1 and the filter screen framework 2 are fixed together, the filter screen framework 2 is provided with an interface 22 and a wedge-shaped structure 21, the end part of the wedge-shaped structure 21 is provided with a convex part 211, the adapter 3 is provided with a guide groove 31 matched with the wedge-shaped structure 21, the tail end of the guide groove 31 is provided with a positioning groove 311 matched with the convex part 211 of the wedge-shaped structure 21, the wedge-shaped structure 21 is inserted into the guide groove 31, and the convex part 211 of the wedge-shaped structure 21 is clamped with the positioning groove 311, so that the filter screen framework 2 and the adapter 3 are fixed together.
Preferably, the wedge structures 21 are a pair, and are located on one side of the interface 22, and the bottoms thereof are connected together by a ladder.
Preferably, the wedge structures 21 are three or more and are uniformly arranged in the circumferential direction of the interface 22.
The invention also provides a gasoline pump which comprises the novel gasoline pump filter screen device, wherein an oil supply pipe of the gasoline pump is connected with the interface 22 in a matching way.
Compared with the prior art, the novel gasoline pump filter screen provided by the invention comprises a filter screen body, a filter screen framework and an adapter, wherein a gasoline pump core and the adapter are installed together through an iron support, the filter screen body and the filter screen framework are fixed together through a heat sealing process, the filter screen framework is provided with an interface and a wedge-shaped structure, a protruding part is arranged at the end part of the wedge-shaped structure, the adapter is provided with a guide groove matched with the wedge-shaped structure, a positioning groove matched with the protruding part of the wedge-shaped structure is arranged at the tail end of the guide groove, and after the wedge-shaped structure is inserted into the guide groove, the protruding part of the wedge-shaped structure is tightly clamped with the positioning groove, so that the filter screen framework and the adapter are fixed. When the wedge-shaped structure of the filter screen framework is detached, the wedge-shaped structure is pushed towards the middle, the protruding part of the wedge-shaped structure is separated from the positioning groove, the wedge-shaped structure can slide out along the guide groove, a special detaching tool is not needed, the detachment is simple and convenient, and the working hours of maintenance workers are greatly shortened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 schematic cross-sectional structure view of a novel gasoline pump strainer device and a gasoline pump provided by the present invention;
fig. 2 is a schematic diagram of a structure of a strainer framework of the novel gasoline pump strainer device in fig. 1;
fig. 3 is a schematic cross-sectional view of the junction element of fig. 1.
Wherein:
the filter screen comprises a filter screen body 1, a filter screen framework 2, an adapter 3, a gasoline pump 4, a wedge-shaped structure 21, a connector 22, a bulge 211, a guide groove 31, a positioning groove 311 and a pump core 41.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, fig. 2, and fig. 3, wherein fig. 1 is a schematic structural view of a novel gasoline pump strainer device provided in the present invention, fig. 2 is a schematic structural view of a strainer skeleton of the novel gasoline pump strainer device in fig. 1, and fig. 3 is a schematic sectional structural view of a connecting member in fig. 1.
In the specific embodiment provided by the invention, the novel gasoline pump filter screen device comprises a filter screen body 1, a filter screen framework 2 and an adapter 3, wherein the filter screen body 1 and the filter screen framework 2 are fixed together through a heat sealing process, the filter screen framework 2 is provided with an interface 22 and a wedge-shaped structure 21, the wedge-shaped structure 21 is arranged at a position close to the interface 22, the end part of the wedge-shaped structure 21 is provided with a protruding part 211, the adapter 3 is provided with a guide groove 31 matched with the wedge-shaped structure 21, the tail end of the guide groove 31 is provided with a positioning groove 311 matched with the protruding part 211 of the wedge-shaped structure 21, the wedge-shaped structure 21 is inserted into the guide groove 31, and the protruding part 211 of the wedge-shaped structure 21 is clamped with the positioning groove 311, so that the filter screen framework 2 and the adapter 3 are fixed together.
Preferably, the wedge structures 21 are a pair, and are located on one side of the interface 22, and the bottoms thereof are connected together by a ladder. It will be appreciated that the wedge-shaped formations 21 may be three, four or more, arranged evenly at equal distances circumferentially of the interface 22.
The invention also provides a gasoline pump which comprises the novel gasoline pump filter screen device, and an oil supply pipe of the gasoline pump is connected with the connector 22 in a matching way.
The novel gasoline pump filter screen device comprises a filter screen body 1, a filter screen framework 2 and an adapter 3, wherein a pump core 41 of a gasoline pump 4 is installed together with the adapter 3 through an iron support, the filter screen body 1 and the filter screen framework 2 are fixed together through a heat sealing process, the filter screen framework 1 is provided with an interface 22 and a wedge-shaped structure 21, the end part of the wedge-shaped structure 21 is provided with a convex part 211, the adapter 3 is provided with a guide groove 31 matched with the wedge-shaped structure 21, the tail end of the guide groove 31 is provided with a positioning groove 311 matched with the convex part 211 of the wedge-shaped structure 21, and after the wedge-shaped structure 21 is inserted into the guide groove 31, the convex part 211 of the wedge-shaped structure 21 is tightly clamped with the positioning groove 311, so that the filter screen framework 2 and the adapter 3 are fixed. When the wedge-shaped structure 21 of the filter screen framework 2 is pushed towards the middle during disassembly, the protruding part 211 of the wedge-shaped structure 21 is separated from the positioning groove 311, the wedge-shaped structure 21 can slide out along the guide groove 31, a special disassembling tool is not needed, the disassembly is simple and convenient, and the working hours of maintenance workers are greatly shortened.
The novel gasoline pump filter screen device provided by the invention is mainly used for a general mechanical fuel pump assembly, such as: the motorcycle assembly, the generator assembly, the mower assembly and the like have simple structures, and the connection between the filter screen and the pump core does not need auxiliary fasteners such as screws and the like and does not need to borrow special dismounting tools. Convenient removable between filter screen and the pump core, it is convenient that the filter screen installation is changed, can quick replacement.
The invention also provides a gasoline pump which can be used for a motorcycle assembly, a generator assembly, a mower assembly and the like, and the gasoline pump comprises the novel gasoline pump filter screen device and has all the beneficial effects of the novel gasoline pump filter screen, and the detailed description is omitted.
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.
The gasoline pump and the novel gasoline pump filter screen device provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a novel petrol pump filter screen device, includes filter screen body (1), filter screen skeleton (2) and adaptor (3), and filter screen body (1) and filter screen skeleton (2) are fixed together, and filter screen skeleton (2) are equipped with interface (22), its characterized in that, filter screen skeleton (2) still are equipped with wedge type structure (21), wedge type structure (21) tip is equipped with bulge (211), adaptor (3) be equipped with wedge type structure (21) complex guide way (31), guide way (31) end be equipped with bulge (211) complex constant head tank (311) of wedge type structure (21), guide way (31) are inserted in wedge type structure (21), bulge (211) and constant head tank (311) block of wedge type structure (21) to fix filter screen skeleton (2) and adaptor (3) together.
2. The novel gasoline pump filter screen device as claimed in claim 1, wherein the wedge structures (21) are a pair, and are located on one side of the interface (22), and the bottoms of the wedge structures are connected together through a trapezoid.
3. The novel gasoline pump filter screen device as claimed in claim 1, wherein the wedge structures (21) are three or more and are uniformly arranged on the circumference of the interface (22).
4. A gasoline pump, comprising the novel gasoline pump strainer device of any one of claims 1 to 3.
5. The gasoline pump according to claim 4, characterized in that the oil supply pipe of the gasoline pump is connected with the interface (22) of the novel gasoline pump filter screen in a matching way.
CN202110927862.9A 2021-08-13 2021-08-13 Novel gasoline pump filter screen device and gasoline pump Pending CN115704351A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110927862.9A CN115704351A (en) 2021-08-13 2021-08-13 Novel gasoline pump filter screen device and gasoline pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110927862.9A CN115704351A (en) 2021-08-13 2021-08-13 Novel gasoline pump filter screen device and gasoline pump

Publications (1)

Publication Number Publication Date
CN115704351A true CN115704351A (en) 2023-02-17

Family

ID=85181045

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110927862.9A Pending CN115704351A (en) 2021-08-13 2021-08-13 Novel gasoline pump filter screen device and gasoline pump

Country Status (1)

Country Link
CN (1) CN115704351A (en)

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