CN215057837U

CN215057837U - Nozzle tip leak-proof fuel pump assembly

Info

Publication number: CN215057837U
Application number: CN202120736094.4U
Authority: CN
Inventors: 徐恩慧
Original assignee: Zhejiang Kangsong Power Technology Co ltd
Current assignee: Zhejiang Kangsong Power Technology Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-12-07
Anticipated expiration: 2031-04-12

Abstract

The utility model discloses a glib leak protection formula fuel pump assembly, including fuel pump body and fuel pressure regulator valve subassembly, the preceding terminal surface processing of fuel pump body has fuel pressure regulator valve subassembly, connecting device is installed to the top of fuel pump body. This glib leak protection formula fuel pump assembly, through the hose, the connector, a housing, sealed pad, mutually support between extension board and the riser isotructure, can make about two hoses pass through the connector and fix with first glib talker and second glib talker, sealed pad improvement sealed effect of rethread box below, thereby the oil leak has been prevented, through the diaphragm, the threaded rod, a handle, mutually support between sleeve and the baffle isotructure, can drive the threaded rod through the handle and rotate, make the threaded rod pass through the sleeve and drive the baffle removal, the baffle supports the box tightly fixedly through the extension board, the glib department to this device has also made things convenient for simultaneously to clear up.

Description

Nozzle tip leak-proof fuel pump assembly

Technical Field

The utility model relates to a fuel pump technical field specifically is a glib leak protection formula fuel pump assembly.

Background

The fuel pump has the characteristics of simple structure, compact size, good suction performance, large oil delivery amount, small noise, stable operation, high efficiency, long service life and the like, is used for lubricating or cooling systems of mechanical equipment such as various machine tools, internal combustion engines, diesel engines, ships and the like on trial, a nozzle tip is usually processed on a top cover of the fuel pump, and common nozzle tips in the prior art are directly molded by injection with the top cover in an integrated manner, so that the sealing performance is not good, and meanwhile, the nozzle tips are not convenient to clean in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a glib leak protection formula fuel pump assembly to solve and propose among the above-mentioned background art and general glib talker is direct with the integrative injection moulding of top cap among the prior art, the leakproofness is not good problem like this.

In order to achieve the above object, the utility model provides a following technical scheme: a nozzle tip leakage-proof fuel pump assembly comprises a fuel pump body and a fuel pressure regulating valve component, wherein the fuel pressure regulating valve component is processed on the front end face of the fuel pump body, and a connecting device is installed above the fuel pump body;

the connecting device comprises a sensor assembly, a guide rod, a top cover, an oil inlet pipe and an oil outlet pipe;

the left side of sensor module links to each other with the fuel pump body is fixed, a plurality of guide arms are installed to sensor module's top, the top cap is installed to the top of guide arm, the inside left and right sides of top cap rigid coupling respectively has into oil pipe and goes out oil pipe, the below of advancing oil pipe and going out oil pipe all links to each other with the fuel pump body is fixed.

Preferably, the top that advances oil pipe and go out oil pipe rigid coupling respectively has first glib talker and second glib talker, the top of first glib talker and second glib talker is connected with the hose through the connector, and the hose passes through the connector like this and can be fixed with the glib talker to also conveniently handle the glib talker and clear up.

Preferably, a sealing device is arranged above the top cover;

the sealing device comprises a box body, a sealing gasket, a support plate and a vertical plate;

control the box is located the top of top cap, controls the opening part outer wall of box respectively with the outer wall clearance fit of first glib talker and second glib talker, the lower surface rigid coupling of box has sealed the pad, the lower surface of sealed pad closely laminates with the upper surface of top cap, the left and right sides below rigid coupling of box has the extension board, controls the outside of extension board is equipped with the riser, the lower surface and the top cap of riser are fixed to be linked to each other.

Preferably, the middle of the front end face of the vertical plate is rotatably connected with a first connecting rod through a rotating shaft, the inner side of the first connecting rod is rotatably connected with a second connecting rod through a rotating shaft, and the baffle can be limited through the first connecting rod and the second connecting rod.

Preferably, fixing devices are installed on the inner sides of the left vertical plate and the right vertical plate;

the fixing device comprises a transverse plate, a threaded rod, a handle, a sleeve and a baffle plate;

it is adjacent the outside of diaphragm links to each other with the riser is fixed, the inside of diaphragm rotates and is connected with the threaded rod, the upper surface rigid coupling of threaded rod has the handle, the below outer wall threaded connection of threaded rod has the sleeve, and is adjacent telescopic inboard rigid coupling has the baffle, rotate through pivot and second connecting rod in the middle of the preceding terminal surface of baffle and link to each other, the below outer wall of baffle and the groove inner wall clearance fit of extension board.

Compared with the prior art, the beneficial effects of the utility model are that: according to the oil nozzle leakage-proof fuel pump assembly, the left hose and the right hose can be fixed with the first oil nozzle and the second oil nozzle through the connectors through mutual matching of the hose, the connectors, the box body, the sealing gasket, the support plate, the vertical plate and other structures, and the sealing effect is improved through the sealing gasket below the box body, so that oil leakage is prevented;

through the mutual matching of the structures such as the transverse plate, the threaded rod, the handle, the sleeve and the baffle, the threaded rod can be driven by the handle to rotate, so that the threaded rod drives the baffle to move through the sleeve, the baffle tightly supports and fixes the box body through the support plate, and meanwhile, the oil nozzle of the device is convenient to clean;

through mutually supporting between sensor subassembly, guide arm, top cap, advance oil pipe and go out oil pipe isotructure, can arrange the fuel into the fuel pump body through advancing oil pipe in, discharge the fuel through going out oil pipe to make the normal work of fuel pump body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic view of the connection head, hose and gasket of FIG. 2;

fig. 4 is a schematic view of the handle, cross plate and threaded rod of fig. 2.

In the figure: 1. the fuel pump body, 2, fuel pressure regulator valve subassembly, 3, connecting device, 301, sensor subassembly, 302, guide arm, 303, top cap, 304, advance oil pipe, 305, play oil pipe, 4, sealing device, 401, box, 402, sealed pad, 403, extension board, 404, riser, 5, fixing device, 501, diaphragm, 502, threaded rod, 503, handle, 504, sleeve, 505, baffle, 6, first glib talker, 7, second glib talker, 8, connector, 9, hose, 10, first connecting rod, 11, second connecting rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a kind of glib leak-proof fuel pump assembly, including fuel pump body 1 and fuel pressure regulating valve assembly 2, the front end of the fuel pump body 1 is processed with the fuel pressure regulating valve assembly 2, can regulate the fuel pressure in the fuel pump body 1 through the fuel pressure regulating valve assembly 2, the top of the fuel pump body 1 is fitted with the connecting device 3, the connecting device 3 includes the sensor assembly 301, the guide arm 302, the top cap 303, the oil inlet pipe 304 and the oil outlet pipe 305, the left side of the sensor assembly 301 is fixedly connected with the

fuel pump body

1, 2 guide arms 302 are installed above the sensor assembly 301, the top cap 303 is installed above the guide arm 302, the guide arm 302 can drive the top cap 303 to move, the inside left and right sides of the top cap 303 are fixedly connected with the oil inlet pipe 304 and the oil outlet pipe 305 respectively, the lower sides of the oil inlet pipe 304 and the oil outlet pipe 305 are fixedly connected with the fuel pump body 1, the upper sides of the oil inlet pipe 304 and the oil outlet pipe 305 are fixedly connected with the first glib 6 and the second glib 7 respectively, the upper portions of the first oil nozzle 6 and the second oil nozzle 7 are connected with hoses 9 through connectors 8, the left hose 9 and the right hose 9 are fixed with the first oil nozzle 6 and the second oil nozzle 7 through the connectors 8 respectively, and oil leakage can be prevented through the connectors 8.

A sealing device 4 is arranged above the top cover 303, the sealing device 4 comprises a box body 401, a sealing gasket 402, a support plate 403 and a vertical plate 404, a left box body 401 and a right box body 401 are positioned above the top cover 303, an opening is processed below the box body 401, the outer walls of the opening of the left box body 401 and the right box body 401 are respectively in clearance fit with the outer walls of a first oil nozzle 6 and a second oil nozzle 7, the sealing gasket 402 is fixedly connected to the lower surface of the box body 401, the lower surface of the sealing gasket 402 is tightly attached to the upper surface of the top cover 303, the sealing performance of the box 401 can be improved through the sealing gasket 402, the supporting plates 403 are fixedly connected to the lower sides of the left side and the right side of the box 401, grooves are machined in the upper portions of the supporting plates 403, vertical plates 404 are arranged on the outer sides of the left supporting plate 403 and the right supporting plate 403, the lower surfaces of the vertical plates 404 are fixedly connected with the top cover 303, the first connecting rods 10 are rotatably connected to the middle of the front end faces of the vertical plates 404 through rotating shafts, and the second connecting rods 11 are rotatably connected to the inner sides of the left first connecting rods 10 and the inner sides of the right first connecting rods 10 through rotating shafts.

Fixing device 5 is installed to the inboard of controlling riser 404, fixing device 5 includes diaphragm 501, threaded rod 502, handle 503, sleeve 504 and baffle 505, the outside and riser 404 of adjacent diaphragm 501 are fixed to be connected with, the inside rotation of diaphragm 501 is connected with threaded rod 502, the upper surface rigid coupling of threaded rod 502 has handle 503, can drive threaded rod 502 to rotate through handle 503, the below outer wall threaded connection of threaded rod 502 has sleeve 504, threaded rod 502 can drive sleeve 504 and remove, the inboard rigid coupling of adjacent sleeve 504 has baffle 505, rotate through pivot and second connecting rod 11 in the middle of the preceding terminal surface of baffle 505 and link to each other, can play limiting displacement to baffle 505 through second connecting rod 11, the below outer wall of baffle 505 and the recess department inner wall clearance fit of extension board 403, baffle 505 can support box 401 tightly fixedly through the recess of extension board 403.

In this embodiment, when an operator needs to use the nozzle tip leakage-proof fuel pump assembly, firstly, the operator fixes the hose 9 inside the box 401 through an external part, so that the first nozzle tip 6 and the second nozzle tip 7 are respectively connected and fixed with the corresponding hose 9 through the connectors 8, the box 401 drives the sealing gasket 402 to move to the upper side of the top cover 303, the box 401 is held, the handle 503 is rotated, the handle 503 drives the threaded rod 502 to rotate, the threaded rod 502 drives the sleeve 504 to move downwards, the sleeve 504 drives the baffle 505 to move, the lower side of the baffle 505 enters the groove of the support plate 403, the baffle 505 drives the second link 11 to move, the second link 11 drives the first link 10 to rotate at the vertical plate 404, so that the baffle 505 can be limited by the first link 10 and the second link 11, and the baffle 505 fixes the box 401 on the top cover 303 through the support plate 403, meanwhile, the sealing effect can be improved through the sealing gasket 402 below the box body 401, so that the purpose of preventing oil leakage at the oil nozzle is achieved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a glib leak protection formula fuel pump assembly, includes fuel pump body (1) and fuel pressure regulator valve subassembly (2), the preceding terminal surface processing of fuel pump body (1) has fuel pressure regulator valve subassembly (2), its characterized in that: a connecting device (3) is arranged above the fuel pump body (1);

the connecting device (3) comprises a sensor assembly (301), a guide rod (302), a top cover (303), an oil inlet pipe (304) and an oil outlet pipe (305);

the left side of sensor subassembly (301) is fixed continuous with fuel pump body (1), a plurality of guide arms (302) are installed to the top of sensor subassembly (301), top cap (303) are installed to the top of guide arm (302), the inside left and right sides rigid coupling respectively of top cap (303) has into oil pipe (304) and goes out oil pipe (305), the below of advancing oil pipe (304) and going out oil pipe (305) all links to each other with fuel pump body (1) is fixed.

2. The fuel pump assembly with the tip leakage prevention of claim 1, wherein: the oil inlet pipe (304) and the oil outlet pipe (305) are fixedly connected with a first oil nozzle (6) and a second oil nozzle (7) respectively, and the upper parts of the first oil nozzle (6) and the second oil nozzle (7) are connected with a hose (9) through a connector (8).

3. The fuel pump assembly with the tip leakage prevention of claim 1, wherein: a sealing device (4) is arranged above the top cover (303);

the sealing device (4) comprises a box body (401), a sealing gasket (402), a support plate (403) and a vertical plate (404);

control box (401) is located the top of top cap (303), controls the opening part outer wall of box (401) respectively with the outer wall clearance fit of first glib talker (6) and second glib talker (7), the lower surface rigid coupling of box (401) has sealed the pad (402), the lower surface of sealed pad (402) closely laminates with the upper surface of top cap (303), the left and right sides below rigid coupling of box (401) has extension board (403), controls the outside of extension board (403) is equipped with riser (404), the lower surface and the top cap (303) of riser (404) are fixed continuous.

4. The fuel pump assembly with the tip leakage prevention as set forth in claim 3, wherein: the middle of the front end face of the vertical plate (404) is rotatably connected with a first connecting rod (10) through a rotating shaft, and the inner side of the first connecting rod (10) is rotatably connected with a second connecting rod (11) through a rotating shaft.

5. The fuel pump assembly with the tip leakage prevention as set forth in claim 3, wherein: fixing devices (5) are arranged on the inner sides of the left vertical plate (404) and the right vertical plate (404);

the fixing device (5) comprises a transverse plate (501), a threaded rod (502), a handle (503), a sleeve (504) and a baffle plate (505);

it is adjacent the outside of diaphragm (501) is fixed continuous with riser (404), the internal rotation of diaphragm (501) is connected with threaded rod (502), the upper surface rigid coupling of threaded rod (502) has handle (503), the below outer wall threaded connection of threaded rod (502) has sleeve (504), and is adjacent the inboard rigid coupling of sleeve (504) has baffle (505), rotate through pivot and second connecting rod (11) in the middle of the preceding terminal surface of baffle (505) and link to each other, the below outer wall of baffle (505) and the groove inner wall clearance fit of extension board (403).