CN217152154U - Clamping connection motorcycle fuel pump assembly - Google Patents

Clamping connection motorcycle fuel pump assembly Download PDF

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Publication number
CN217152154U
CN217152154U CN202221056114.4U CN202221056114U CN217152154U CN 217152154 U CN217152154 U CN 217152154U CN 202221056114 U CN202221056114 U CN 202221056114U CN 217152154 U CN217152154 U CN 217152154U
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China
Prior art keywords
valve seat
fuel pump
clamping
valve
oil outlet
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CN202221056114.4U
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Chinese (zh)
Inventor
陈琪琦
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Ningbo Hongming Automobile Parts Co ltd
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Ningbo Hongming Automobile Parts Co ltd
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Abstract

The utility model provides a motorcycle fuel pump assembly of block connection, the fuel pump assembly includes valve seat, relief pressure valve, upper cover subassembly, O type circle and fuel pump, the upper cover subassembly includes flange portion, valve body holding portion, pump body holding portion and runs through the oil outlet pipe of flange portion, the valve body holding portion is two lamellar bodies that correspond the setting and forms, and two lamellar bodies that correspond the setting set up the valve body draw-in groove; the valve seat is a three-way body and comprises a valve seat oil inlet, a valve seat oil outlet, a valve seat pressure reducing port and two valve seat clamping protrusions which are correspondingly arranged; the valve seat clamping protrusion corresponds to the valve body clamping groove and is connected with the valve body clamping groove in a clamping mode to limit the pressure reducing valve; the O-shaped ring is sleeved and connected with one end of the oil outlet pipe, and one end of the oil outlet pipe is inserted and connected with the oil outlet of the valve seat; and the oil outlet of the fuel pump is inserted and connected with the oil inlet of the valve seat. The application has the advantages of simple structure and high connection efficiency due to quick clamping.

Description

Clamping connection motorcycle fuel pump assembly
Technical Field
The utility model relates to a motorcycle fuel pump assembly that block that motorcycle field, especially a motorcycle were used is connected for the fuel transmission of motorcycle is carried the fuel in the oil tank in the engine.
Background
At present, two types of engines are used for motorcycles, one is a carburetor engine, and the other is an electronic fuel injection engine. Based on the consideration of environmental protection, the electronic fuel injection engine is more suitable for the social requirements, and gradually replaces a carburetor engine. However, the electronic fuel injection engine needs to be provided with an electronic fuel injection pump assembly to supply fuel to the engine, but because the volume of an oil tank of the motorcycle is small or the electronic fuel injection pump assembly is limited by the structure of the oil tank, the electronic fuel injection pump assembly is difficult to install in the oil tank, so that the electronic fuel injection pump assembly is a good design without an oil storage barrel.
The fuel pump assembly in the prior art is assembled by adopting connection modes such as a screw rod, a spring, an oil storage barrel and the like, different and efficient connection modes need to be designed, and the assembly time and the cost are saved.
Thus, the fuel pump assembly for motorcycles of the prior art has a raised place.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a block that simple structure, reliable, efficient motorcycle were used connects motorcycle fuel pump assembly to solve prior art's problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a motorcycle fuel pump assembly in clamping connection is used for conveying fuel in a motorcycle fuel tank to an engine, the fuel pump assembly is connected with the motorcycle fuel tank through bolts, the fuel pump assembly comprises a valve seat, a pressure reducing valve, an upper cover assembly, an O-shaped ring and a fuel pump, the upper cover assembly comprises a flange part, a valve body accommodating part, a pump body accommodating part and an oil outlet pipe penetrating through the flange part, the valve body accommodating part is formed by two corresponding sheet bodies, and the two corresponding sheet bodies are provided with valve body clamping grooves; the valve seat is a three-way body and comprises a valve seat oil inlet, a valve seat oil outlet, a valve seat pressure reducing port and two valve seat clamping protrusions which are correspondingly arranged; the valve seat clamping protrusion corresponds to the valve body clamping groove and is clamped and connected with the valve body clamping groove to limit the pressure reducing valve; the O-shaped ring is sleeved and connected with one end of the oil outlet pipe, and one end of the oil outlet pipe is inserted and connected with the oil outlet of the valve seat; the oil outlet of the fuel pump is inserted and connected with the oil inlet of the valve seat.
According to the motorcycle fuel pump assembly with the clamping connection, which is provided by the preferred embodiment of the utility model, the fuel pump assembly also comprises a bottom support, the bottom support is a hollow cylinder body, and the bottom support is provided with three bottom support clamping grooves; the pump body holding portion is a hollow cylinder, three pump body clamping protrusions are formed in the pump body holding portion, the pump body clamping protrusions correspond to the collet clamping grooves, and the pump body clamping protrusions are connected with the collet clamping grooves in a clamped mode to limit the fuel pump.
According to the utility model discloses preferred embodiment motorcycle fuel pump assembly that block is connected, fuel pump assembly still includes strainer connector and filter screen assemblage, strainer connector's one end is connected filter screen assemblage, strainer connector's other one end is connected the fuel pump.
According to the utility model discloses preferred embodiment motorcycle fuel pump assembly that block is connected, fuel pump assembly still includes four at least inserts and an upper cover gasket, the upper cover gasket is an annular hollow body, the upper cover gasket includes an annular portion and four at least card posts, the card post is the cavity cylinder, the flange portion includes four at least flange connection holes, the inserts embolias the connection the card post, the card post inserts the connection flange connection hole.
Owing to adopted above technical characteristic, make the utility model discloses compare in prior art, have following advantage and positive effect:
firstly, the structure is simple, and the connection strength is good;
secondly, this application quick block connects efficiently.
Of course, it is not necessary to implement any particular embodiment of the present invention to achieve all of the above technical effects at the same time.
Drawings
FIG. 1 is a exploded view of a fuel pump assembly of the present application;
FIG. 2 is an enlarged schematic view of a portion of FIG. 1;
FIG. 3 is a further enlarged schematic view of a portion of FIG. 1;
FIG. 4 is a left side schematic view of the fuel pump assembly of FIG. 1 assembled;
fig. 5 is a schematic bottom view of fig. 4.
Detailed Description
Several preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention is not limited to only these embodiments. The present invention covers any alternatives, modifications and variations that fall within the spirit and scope of the present invention. In the following description of the preferred embodiments of the present invention, specific details are set forth in order to provide a thorough understanding of the present invention, and it will be apparent to those skilled in the art that the present invention may be practiced without these specific details. In other instances, well-known methods, procedures, components, and so forth have not been described in detail so as not to unnecessarily obscure aspects of the present invention.
Referring to fig. 1 and 2, a fuel pump assembly for a motorcycle according to the present invention is shown in exploded view, and the fuel pump assembly for a motorcycle according to the present invention is used for delivering fuel in a fuel tank of a motorcycle to an engine, wherein the fuel pump assembly is bolted to a fuel tank (not shown) of a motorcycle, the fuel pump assembly comprises a valve seat 1, a pressure reducing valve 2, an upper cover assembly 3, an O-ring 4 and a fuel pump 9, the upper cover assembly 3 comprises a flange portion 31, a valve body accommodating portion 32, a pump body accommodating portion 33 and a fuel outlet pipe 34 penetrating the flange portion, and the flange portion 31, the valve body accommodating portion 32, the pump body accommodating portion 33 and the fuel outlet pipe 34 penetrating the flange portion are integrally formed or combined.
As shown in fig. 2, the valve body accommodating portion 32 is formed by two corresponding sheet bodies, the sheet bodies are flat surfaces, and the two corresponding sheet bodies are provided with valve body slots 321; the valve seat 1 is a three-way body and comprises a valve seat oil inlet 101, a valve seat oil outlet 102, a valve seat pressure reducing port 103 and two valve seat clamping protrusions 104 which are correspondingly arranged; the valve seat clamping protrusion 104 corresponds to the position of the valve body clamping groove 321, the valve seat clamping protrusion 104 is clamped and connected with the valve body clamping groove 321 to limit the position of the pressure reducing valve 2, and the corresponding position indicates that the clamping protrusion and the clamping groove can be tightly clamped; the O-shaped ring 4 is sleeved and connected with one end of the oil outlet pipe 34, namely an oil inlet end, so as to prevent fuel oil from leaking, and one end of the oil outlet pipe 34 is inserted and connected with the valve seat oil outlet 102; an oil outlet of the fuel pump 9 is inserted and connected with the valve seat oil inlet 101. During assembly, the pressure reducing valve 2 is inserted into the valve seat pressure reducing port 103, the valve seat oil outlet 102 of the valve seat 1 is sleeved into the oil outlet pipe 34, the valve seat clamping protrusion 104 is clamped into the valve body clamping groove 321, the valve seat clamping protrusion is connected in a clamping connection mode, the operation is rapid and effective, then the oil outlet of the fuel pump 9 is inserted into the valve seat oil inlet 101, and the assembly is completed; after assembly, the fuel oil enters the valve seat oil inlet 101 of the valve seat 1 from the oil outlet of the fuel pump 9, enters the oil outlet pipe 34 from the valve seat oil outlet 102, and is output to the engine from the oil outlet pipe 34; when the pressure is too high, the fuel enters the return tank of the pressure reducing valve 2 from the valve seat pressure reducing port 103.
Referring to fig. 3, which is a partially enlarged schematic view of fig. 1, the fuel pump assembly further includes a bottom bracket 10, the bottom bracket 10 is a hollow cylinder, the bottom of the bottom bracket 10 includes a structure for preventing the pump core from falling out, such as an annular body, the bottom bracket 10 is provided with three bottom bracket slots 1001, and as shown in the drawing, the three bottom bracket slots 1001 are located at one end of the bottom bracket 10 close to an oil outlet of the fuel pump 9; the pump body accommodating part 33 is a hollow cylinder, three pump body clamping protrusions 331 are formed in the pump body accommodating part 33, the pump body clamping protrusions 331 correspond to the positions of the collet clamping grooves 1001, the pump body clamping protrusions 331 are connected with the collet clamping grooves 1001 in a clamping mode and limit the fuel pump 9, the corresponding positions indicate that the clamping protrusions and the clamping grooves can be tightly clamped, in the drawing, the collet clamping grooves 1001 are three on the inner walls of three circumferences of vertical cross lines passing through the circle center, namely the included angles of the collet clamping grooves 1001 are respectively 90 degrees, 90 degrees and 180 degrees. During assembly, after the fuel pump 9 is inserted into the pump body accommodating part 33, an oil outlet of the fuel pump 9 is inserted into the valve seat oil inlet 101, then the collet 10 is sleeved into the fuel pump 9 until the pump body clamping projection 331 is clamped into the collet clamping groove 1001 to complete assembly, and the assembly is quickly and effectively connected in a clamping connection mode; after assembly, the structure for preventing the pump core from falling out, such as an annular body, at the bottom of the bottom bracket 10 is tightly attached to the bottom surface of the fuel pump 9, so as to firmly limit the fuel pump 9 therein, as shown in fig. 1, the fuel pump 9 is firmly limited between the valve seat 1, the pump body accommodating portion 33 and the bottom bracket 10.
As shown in fig. 3 and 5, the fuel pump assembly further includes a strainer connector 11 and a strainer assembly 12, one end of the strainer connector 11 is connected to the strainer assembly 12, and the other end of the strainer connector 11 is connected to the fuel pump 9, specifically to an oil inlet of the fuel pump 9. During operation, fuel enters from the filter screen assembly 12, passes through the filtering of the filter screen assembly 12, and enters the fuel pump 9 from the filter screen joint 11.
In order to assemble the fuel pump assembly on a fuel tank, as shown in fig. 2 and 4, the fuel pump assembly further comprises at least four inserts 6 and an upper cover gasket 7, the upper cover gasket 7 is an annular hollow body, the upper cover gasket 7 comprises an annular body portion 71 and at least four clamping columns 72, the clamping columns 72 are hollow columns, the flange portion 31 comprises at least four flange connecting holes, the inserts 6 are connected with the clamping columns 72 in a sleeved mode, and the clamping columns 72 are connected with the flange connecting holes in an inserted mode, so that the clamping columns 72 of the upper cover gasket 7 are connected with the flange connecting holes of the flange portion 31 in a consistent mode, and bolts are convenient to lock. In the embodiment of the present application, the number of the insert 6, the clip column 72 and the flange connecting hole is six, but it should not be limited to the present application, and more or less, as long as the insert, the clip column 72 and the flange connecting hole can be stably connected, should be within the scope of the present application.
As shown in fig. 2, the fuel pump further comprises an oil pump harness assembly 5 and a sheath 8, wherein the oil pump harness assembly 5 is electrically connected with a controller of the motorcycle and the fuel pump 9, and is used for sending instructions of the controller to the fuel pump 9; the sheath 8 is sleeved and connected with the output end of the oil outlet pipe 34 and used for protecting the oil outlet pipe 34 to prevent sundries from entering the oil outlet pipe 34.
To sum up, owing to adopted above technical characteristic, make the utility model discloses compare in prior art and have following advantage and positive effect:
firstly, the structure is simple, and the connection strength is good;
secondly, this application quick block connects efficiently.
The preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best utilize the invention. The present invention is limited only by the claims and their full scope and equivalents. The above disclosure is only for the preferred embodiment of the present invention, but not intended to limit itself, and those skilled in the art can make variations and changes equally without departing from the spirit of the present invention, and all such variations and changes are deemed to fall within the scope of the present invention.

Claims (4)

1. A snap-fit connection motorcycle fuel pump assembly for delivering fuel from a motorcycle fuel tank to an engine, comprising: the fuel pump assembly is connected with an oil tank of the motorcycle through bolts and comprises a valve seat, a pressure reducing valve, an upper cover assembly, an O-shaped ring and a fuel pump, wherein the upper cover assembly comprises a flange part, a valve body accommodating part, a pump body accommodating part and an oil outlet pipe penetrating through the flange part, the valve body accommodating part is formed by two correspondingly arranged sheet bodies, and the two correspondingly arranged sheet bodies are provided with valve body clamping grooves; the valve seat is a three-way body and comprises a valve seat oil inlet, a valve seat oil outlet, a valve seat pressure reducing port and two valve seat clamping protrusions which are correspondingly arranged; the valve seat clamping protrusion corresponds to the valve body clamping groove and is connected with the valve body clamping groove in a clamping mode to limit the pressure reducing valve; the O-shaped ring is sleeved and connected with one end of the oil outlet pipe, and one end of the oil outlet pipe is inserted and connected with the oil outlet of the valve seat; and the oil outlet of the fuel pump is inserted and connected with the oil inlet of the valve seat.
2. The snap-fit motorcycle fuel pump assembly of claim 1, wherein: the fuel pump assembly further comprises a bottom support, the bottom support is a hollow cylinder, and three bottom support clamping grooves are formed in the bottom support; the pump body holding portion is a hollow cylinder, three pump body clamping protrusions are formed in the pump body holding portion, the pump body clamping protrusions correspond to the collet clamping grooves, and the pump body clamping protrusions are connected with the collet clamping grooves in a clamped mode to limit the fuel pump.
3. The snap-fit motorcycle fuel pump assembly of claim 2, wherein: the fuel pump assembly further comprises a filter screen connector and a filter screen assembly, one end of the filter screen connector is connected with the filter screen assembly, and the other end of the filter screen connector is connected with the fuel pump.
4. The snap-fit motorcycle fuel pump assembly of claim 3, wherein: the fuel pump assembly further comprises at least four inserts and an upper cover gasket, the upper cover gasket is an annular hollow body and comprises an annular body part and at least four clamping columns, the clamping columns are hollow columns, the flange part comprises at least four flange connecting holes, the inserts are connected with the clamping columns in a sleeved mode, and the clamping columns are connected with the flange connecting holes in an inserted mode.
CN202221056114.4U 2022-05-05 2022-05-05 Clamping connection motorcycle fuel pump assembly Active CN217152154U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221056114.4U CN217152154U (en) 2022-05-05 2022-05-05 Clamping connection motorcycle fuel pump assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221056114.4U CN217152154U (en) 2022-05-05 2022-05-05 Clamping connection motorcycle fuel pump assembly

Publications (1)

Publication Number Publication Date
CN217152154U true CN217152154U (en) 2022-08-09

Family

ID=82663046

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221056114.4U Active CN217152154U (en) 2022-05-05 2022-05-05 Clamping connection motorcycle fuel pump assembly

Country Status (1)

Country Link
CN (1) CN217152154U (en)

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