CN212644204U

CN212644204U - Grease pump for automobile assembling

Info

Publication number: CN212644204U
Application number: CN202020746313.2U
Authority: CN
Inventors: 孙红喆
Original assignee: Tianjin Pengxin Technology Development Co ltd
Current assignee: Tianjin Pengxin Technology Development Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-03-02
Anticipated expiration: 2030-05-08

Abstract

The utility model provides a grease pump for automobile assembling relates to automotive industry accessory field, including the pump seat, the side of pump seat is equipped with the pump wall, the inner chamber middle part of pump seat is equipped with vertical defeated oil pipeline, the bottom on vertical defeated oil pipeline transversely is equipped with the defeated oil pipeline of level, the one end on the defeated oil pipeline of level is equipped with out oily switching piece in the outside of pump seat, the vertical direction that goes out oily switching piece is equipped with out oily interface, adopts the external pneumatic means of pressure air interface, presses the operation of oil piston through air pressure drive, because gaseous physicochemical characteristic, can realize stabilizing pressure's providing, can realize pressure variation on a large scale simultaneously.

Description

Grease pump for automobile assembling

Technical Field

The utility model relates to an automotive industry accessory field especially relates to a grease pump for auto-assembling.

Background

According to the patent No. CN105465586B electric grease pump, the electric grease pump comprises an oil storage barrel, a driving base and a self-closing mechanism; an oil outlet is formed in the end face of the lower end of the oil storage barrel, a self-closing mechanism is arranged on the oil outlet, and the self-closing mechanism is used for closing the oil outlet; an oil inlet hole is formed in the top surface of the driving base, and a plane used for being abutted against the self-closing mechanism is arranged at the oil inlet hole on the driving base; the lower end of the oil storage barrel is detachably connected with the driving base, and the plane is abutted to the self-closing mechanism and used for opening the self-closing mechanism so as to enable the oil outlet hole and the oil inlet hole to be connected. Need not to refuel from bottom oil filling mouth position, so in the use, can not be because of assembly position or service environment restriction can't the efficient supplementary grease operation. In addition, the oil storage barrel is replaced by the electric grease pump, so that the phenomenon that the internal structure of the grease pump is blocked due to grease pollution is avoided, and the normal operation of a main system is guaranteed.

When the existing automobile is assembled, automatic equipment is adopted for injecting grease during grease injection, the requirement on the speed of grease injection is high during use, and the stability of extrusion is poor due to the existing driving structures such as a servo motor or a threaded screw.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a grease pump for automobile assembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a grease pump for automobile assembling, includes the pump seat, the side of pump seat is equipped with the pump wall, the inner chamber middle part of pump seat is equipped with vertical defeated oil pipe way, the bottom on vertical defeated oil pipe way transversely is equipped with the defeated oil pipe way of level, the one end on the defeated oil pipe way of level is equipped with out oil switching piece in the outside of pump seat, the vertical direction of going out oil switching piece is equipped with out the oil interface.

Preferably, the inner cavity of the pump wall is embedded with an oil pressing piston, an oil injection pipeline is vertically arranged in the middle of the oil pressing piston, an upper cover is arranged at the top of the pump wall, a pressure air interface is arranged on one side of the surface of the upper cover, an oil injection nozzle is arranged at an external port of the oil injection pipeline, a pressure cavity is arranged at the top of the oil pressing piston in the inner cavity of the pump wall, and a grease cavity is arranged at the bottom of the oil pressing piston in the inner cavity of the pump wall.

Preferably, the end part of the oil outlet port is connected with the end part of the horizontal oil conveying pipeline by a right-angle adapter, and sealing rubber is embedded in the position of the oil outlet port and the interface of the horizontal oil conveying pipeline.

Preferably, a parallel annular groove is formed in the contact position between the pressure oil piston and the pump wall, and a sealing rubber ring is embedded in the annular groove in the side face of the pressure oil piston.

Preferably, the end part of the oil injection nozzle is sleeved with an oil nozzle sleeve, and the connecting position of the oil injection nozzle and the oil injection pipeline is connected by a copper pipe.

Preferably, the connecting position of the oil injection pipeline and the oil pressing piston is embedded by adopting a male and female part groove, the outer edge of the end part of the oil injection pipeline is provided with a conical bulge, and the position, close to the top surface of the oil pressing piston, of the oil injection pipeline is provided with a groove.

Advantageous effects

The utility model discloses in, adopt the external pneumatic equipment of pressure air interface, press the operation of oil piston through the air pressure drive, because gaseous physicochemical characteristic, can realize stabilizing pressure's providing, can realize pressure variation on a large scale simultaneously.

Drawings

FIG. 1 is an internal structural view of an automotive-mounted grease pump;

FIG. 2 is an enlarged view of a portion of FIG. 1-A;

fig. 3 is a view showing a structure of a cover of a grease pump for automobile assembly.

Illustration of the drawings:

1. a pump mount; 2. a vertical oil pipeline; 3. a hydraulic piston; 4. an oil injection pipeline; 5. a pump wall; 6. an upper cover; 7. an oil injection nozzle; 8. a pressure air interface; 9. a pressure chamber; 10. a grease cavity; 11. a horizontal oil pipeline; 12. an oil outlet interface; 13. the oil outlet is connected with the connecting block.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-3, a grease pump for automobile assembling comprises a pump base 1, a pump wall 5 is arranged on the side surface of the pump base 1, a vertical oil conveying pipeline 2 is arranged in the middle of an inner cavity of the pump base 1, a horizontal oil conveying pipeline 11 is transversely arranged at the bottom of the vertical oil conveying pipeline 2, an oil outlet adapter block 13 is arranged outside the pump base 1 at one end of the horizontal oil conveying pipeline 11, an oil outlet connector 12 is arranged in the vertical direction of the oil outlet adapter block 13, the end of the oil outlet connector 12 is connected with the end of the horizontal oil conveying pipeline 11 through a right-angle adapter, and sealing rubber is embedded in the connector positions of the oil outlet connector 12 and the horizontal oil conveying pipeline 11.

A pressure oil piston 3 is embedded in the inner cavity of the pump wall 5, a parallel annular groove is arranged at the contact position between the pressure oil piston 3 and the pump wall 5, a sealing rubber ring is embedded in the annular groove on the side surface of the pressure oil piston 3, an oil injection pipeline 4 is vertically arranged in the middle of the pressure oil piston 3, the connection position of the oil injection pipeline 4 and the pressure oil piston 3 is embedded by adopting a male and female part groove, the outer edge of the end part of the oil injection pipeline 4 is provided with a conical bulge, the top surface position of the oil injection pipeline 4, which is close to the pressure oil piston 3, is provided with a groove, the top of the pump wall 5 is provided with an upper cover 6, one side of the surface of the upper cover 6 is provided with a pressure air interface 8, the outer port of the oil injection pipeline 4 is provided with an oil injection nozzle 7, the end part of the oil nozzle 7 is sleeved with an oil nozzle sleeve, the connection position of the oil injection nozzle 7 and the oil injection pipeline, the bottom of the pressure oil piston 3 is provided with a grease chamber 10 in the inner cavity of the pump wall 5.

The utility model discloses a theory of operation: the utility model provides a grease pump for automobile assembling, this grease pump mainly comprises pump body and piston, and pressure boost grease pump is through the grease with the low pressure grease pump supply through the pressure boost device secondary pressurization in order to realize grease pressure boost supply, and the working process as follows:

1: the grease pump is composed of a pump base 1, an upper cover 6, a pump wall 5 and a grease pressing piston 3.

2: grease is injected into a grease cavity 10 from an external filling device through an oil injection nozzle 7 and an oil injection pipeline 4, pressure air is connected into a pressure cavity 9 through a pressure air interface 8, the grease is pressed into a vertical oil conveying pipeline 2 and a horizontal oil conveying pipeline 11 downwards by a grease pressing piston 3 under the action of upper side air pressure, and the grease flows to an oil coating device through an oil outlet interface 12 on an oil outlet switching block 13.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a grease pump for automobile assembling, includes pump holder (1), its characterized in that: the side of pump seat (1) is equipped with pump wall (5), the inner chamber middle part of pump seat (1) is equipped with vertical defeated oil pipe way (2), the bottom of vertical defeated oil pipe way (2) transversely is equipped with horizontal defeated oil pipe way (11), the one end of horizontal defeated oil pipe way (11) is equipped with out oil and changes joint block (13) in the outside of pump seat (1), the vertical direction that goes out oil and change joint block (13) is equipped with out oil interface (12).

2. The grease pump for automobile assembly according to claim 1, characterized in that: oil piston (3) are pressed in the inner chamber gomphosis of pump wall (5), the vertical oil injection pipeline (4) that is equipped with in middle part of pressing oil piston (3), the top of pump wall (5) is equipped with upper cover (6), pressure air interface (8) have been seted up to surface one side of upper cover (6), the outside port of oil injection pipeline (4) is equipped with oiling mouth (7), the top of pressing oil piston (3) is equipped with pressure chamber (9) in the inner chamber of pump wall (5), the bottom of pressing oil piston (3) is equipped with grease chamber (10) in the inner chamber of pump wall (5).

3. The grease pump for automobile assembly according to claim 1, characterized in that: the end part of the oil outlet port (12) is connected with the end part of the horizontal oil conveying pipeline (11) by adopting a right-angle adapter, and sealing rubber is embedded at the interface positions of the oil outlet port (12) and the horizontal oil conveying pipeline (11).

4. The grease pump for automobile assembly according to claim 2, characterized in that: parallel annular grooves are formed in the contact position between the pressure oil piston (3) and the pump wall (5), and a sealing rubber ring is embedded in the annular groove in the side face of the pressure oil piston (3).

5. The grease pump for automobile assembly according to claim 2, characterized in that: the end part of the oil injection nozzle (7) is sleeved with an oil nozzle sleeve, and the connecting position of the oil injection nozzle (7) and the oil injection pipeline (4) is connected by a copper pipe.

6. The grease pump for automobile assembly according to claim 2, characterized in that: the connecting position of the oil injection pipeline (4) and the oil pressing piston (3) is embedded by adopting a male and female part groove, the outer edge of the end part of the oil injection pipeline (4) is provided with a conical bulge, and a groove is formed in the position, close to the top surface of the oil pressing piston (3), of the oil injection pipeline (4).