CN213419737U

CN213419737U - Single round oil cup double-piston type brake pump

Info

Publication number: CN213419737U
Application number: CN202022083879.4U
Authority: CN
Inventors: 詹梦; 侯志坚; 侯智慧; 石勇; 吴洋; 郭培培; 李军; 刘国军; 陆朋朋
Original assignee: Quzhou Aojie Locomotive Parts Co ltd
Current assignee: Quzhou Aojie Locomotive Parts Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-06-11
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a single round oil cup double-piston brake pump, which comprises an outer shell, wherein an inner shell is arranged inside the outer shell, the outer shell and the inner shell are of an integrated structure, a chute is arranged on the inner wall of the inner shell, a water storage cavity is arranged between the outer shell and the inner shell, a water inlet pipe is arranged at the position, close to the left side, of the outer wall at the top of the outer shell, the water inlet pipe is communicated with the water storage cavity, a screw cap is connected to the top end of the water inlet pipe in a threaded manner, a mounting seat is welded at the left side of the outer shell, ventilation holes are formed in the position; the top outer wall of shell body is close to intermediate position department and is equipped with the pressure release structure, and the pressure release structure includes the pressure release pipe, and the bottom of pressure release pipe extends to the inside of interior casing, and this monomer circle oil cup double-piston brake pump has heat dissipation, heat retaining function, can carry out fine protection to the brake pump summer and winter.

Description

Single round oil cup double-piston type brake pump

Technical Field

The utility model relates to a brake pump technical field specifically is a monomer circle oil cup double piston brake pump.

Background

The brake pump is an indispensable part of a brake system, and has the main functions of pushing a brake pad, and rubbing the brake drum to reduce and keep the vehicle speed. In view of this, we propose a single round oil cup double-piston type brake pump.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a monomer circle oil cup double piston brake pump to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a single round oil cup double-piston type brake pump comprises an outer shell, wherein an inner shell is arranged inside the outer shell, the outer shell and the inner shell are of an integrally formed structure, a sliding groove is formed in the inner wall of the inner shell, a water storage cavity is formed between the outer shell and the inner shell, a water inlet pipe is arranged on the outer wall of the top of the outer shell close to the left side, the water inlet pipe is communicated with the water storage cavity, a spiral cover is connected to the top end of the water inlet pipe in a threaded mode, an installation seat is welded on the left side of the outer shell, ventilation holes are formed in the installation seat close to the top and the bottom, and a fixing cover is arranged; the utility model discloses a safety brake device, including shell body, pressure release structure, mount pad, pressure release pipe, spring holder, spring seat, spring, pressure release structure, pressure release pipe.

Preferably, the shape and size of the spring are matched with those of the circular groove, and the spring and the circular groove are welded and fixed.

Preferably, the shape and size of the fixing cover are matched with those of the ventilation hole, and the fixing cover and the ventilation hole are in threaded connection.

Preferably, the vent hole is communicated with the water storage cavity and can be used for medium circulation.

Preferably, the outer wall of the mounting seat is provided with mounting holes close to the two sides.

Preferably, the connecting head is in threaded connection with a connecting ring, and the top wall of the connecting ring is provided with a dust screen.

Compared with the prior art, the beneficial effects of the utility model are that: this monomer circle oil cup double-piston formula brake pump, when summer, open fixed lid and have natural wind to blow in the water storage cavity from the ventilation hole when the car is driving to can cool down the brake pump, when winter, cover fixed lid and add hot water through the inlet tube to the water storage cavity and can carry out the heat preservation of unscheduled to the brake pump, prevent that it from being frozen out, the effectual brake pump that has protected prolongs its life.

Drawings

FIG. 1 is a schematic view of the present invention in a partial cross-sectional structure;

fig. 2 is an explosion structure diagram of the pressure relief structure of the present invention;

fig. 3 is a left side view structure diagram of the middle mounting seat of the present invention.

In the figure: 1. an outer housing; 10. an inner housing; 100. a chute; 11. a water storage cavity; 12. a water inlet pipe; 2. a pressure relief structure; 20. a pressure relief pipe; 200. a connector; 21. a connecting ring; 22. a dust screen; 3. a mounting seat; 30. mounting holes; 31. a vent hole; 310. a fixed cover; 32. a brake hole; 33. a push rod; 34. a spring seat; 35. a spring; 36. a piston; 360. a circular groove.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but 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.

Referring to fig. 1-3, the present invention provides a technical solution:

a single round oil cup double-piston type brake pump comprises an outer shell 1, an inner shell 10 is arranged inside the outer shell 1, the outer shell 1 and the inner shell 10 are of an integrally formed structure, a sliding groove 100 is formed in the inner wall of the inner shell 10, a water storage cavity 11 is arranged between the outer shell 1 and the inner shell 10, a water inlet pipe 12 is arranged on the outer wall of the top of the outer shell 1 close to the left side, the water inlet pipe 12 is communicated with the water storage cavity 11, a screwed cover is connected to the top end of the water inlet pipe 12 through threads, an installation seat 3 is welded on the left side of the outer shell 1, ventilation holes 31 are formed in the installation seat 3 close to the top and the bottom; the top outer wall of shell body 1 is close to intermediate position department and is equipped with pressure relief structure 2, pressure relief structure 2 includes pressure release pipe 20, pressure release pipe 20's bottom extends to interior casing 10's inside, pressure release pipe 20's top extends to shell body 1's outside and integrated into one piece has connector 200, two braking holes 32 have been seted up near central point department to the inside of mount pad 3, be equipped with push rod 33 in the braking hole 32, push rod 33's right-hand member has spring holder 34 through the bolt fastening, the one end welding of spring holder 34 has spring 35, the one end that spring holder 34 was kept away from to spring 35 is equipped with piston 36, circular recess 360 has been seted up to one side that piston.

In this embodiment, the shape and size of the spring 35 are matched with the circular groove 360, and the spring 35 and the piston 36 are welded and fixed, so that the spring 35 and the piston 36 can be tightly connected, and the piston 36 can be conveniently pushed to move left and right.

In this embodiment, the shape and size of the fixing cover 310 are matched with the ventilation hole 31, and the fixing cover 310 and the ventilation hole 31 are in threaded connection, so that the ventilation hole 31 can be conveniently blocked or opened through the fixing cover 310.

Furthermore, the vent hole 31 is communicated with the water storage cavity 11 for medium circulation, and when the vehicle runs, wind energy can enter the water storage cavity 11 from the vent hole 31, so that the temperature of the brake pump is reduced.

In this embodiment, mounting holes 30 have all been seted up to the outer wall of mount pad 3 near both sides department, are convenient for install mount pad 3 through mounting hole 30.

In this embodiment, the connector 200 is screwed with the connecting ring 21, the top wall of the connecting ring 21 is provided with the dust screen 22, the dust screen 22 can prevent dust from entering the inner housing 10 through the pressure relief pipe 20, the pressure relief pipe 20 can communicate the inner cavity of the inner housing 10 with the outside air, when the piston 36 moves, good pressure relief can be performed, and the pressure in the inner cavity of the inner housing 10 is prevented from being too high.

The monomer circle oil cup double-piston formula brake pump of this embodiment is when using, when summer, open fixed cover 310 and have natural wind when the car when going to blow in water storage chamber 11 from the ventilation hole to can cool down the brake pump, when winter, cover fixed cover 310 and add hot water through inlet tube 12 in to water storage chamber 11 and can carry out the heat preservation of unscheduled to the brake pump, prevent that it from being frozen out, the effectual brake pump that has protected, prolong its life.

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 monomer circle oil cup double piston formula brake pump, includes shell body (1), its characterized in that: an inner shell (10) is arranged inside the outer shell (1), the outer shell (1) and the inner shell (10) are of an integrally formed structure, a sliding groove (100) is formed in the inner wall of the inner shell (10), a water storage cavity (11) is arranged between the outer shell (1) and the inner shell (10), a water inlet pipe (12) is arranged on the outer wall of the top of the outer shell (1) close to the left side, the water inlet pipe (12) is communicated with the water storage cavity (11), a rotary cover is connected to the top end of the water inlet pipe (12) in a threaded mode, an installation seat (3) is welded on the left side of the outer shell (1), ventilation holes (31) are formed in the installation seat (3) close to the top and the bottom, and a fixing cover (310) is arranged at the left air; the utility model discloses a safety brake device, including shell body (1), the top outer wall of shell body (1) is close to intermediate position department and is equipped with pressure relief structure (2), pressure relief structure (2) are including pressure release pipe (20), the bottom of pressure release pipe (20) extends to the inside of interior casing (10), the top of pressure release pipe (20) extends to the outside and integrated into one piece of shell body (1) have connector (200), the inside of mount pad (3) is close to central position department and has seted up two braking holes (32), be equipped with push rod (33) in braking hole (32), the right-hand member of push rod (33) has spring holder (34) through the bolt fastening, the one end welding of spring holder (34) has spring (35), the one end that spring holder (34) were kept away from in spring (35) is equipped with piston (36), circular recess (360) have been seted up to one side.

2. The single round oil cup double piston brake pump of claim 1, wherein: the shape and the size of the spring (35) are matched with those of the circular groove (360), and the spring and the circular groove are welded and fixed.

3. The single round oil cup double piston brake pump of claim 1, wherein: the shape and the size of the fixed cover (310) are matched with those of the vent holes (31), and the fixed cover and the vent holes are in threaded connection.

4. The single round oil cup double piston brake pump of claim 1, wherein: the air vent (31) is communicated with the water storage cavity (11) and can be used for medium circulation.

5. The single round oil cup double piston brake pump of claim 1, wherein: the outer wall of the mounting seat (3) is provided with mounting holes (30) close to the two sides.

6. The single round oil cup double piston brake pump of claim 1, wherein: threaded connection has go up connector (200) go up the go-between (21), dust screen (22) are installed to the roof of go-between (21).