CN212220185U

CN212220185U - Air removing device for brake system of brake clutch

Info

Publication number: CN212220185U
Application number: CN202020949588.6U
Authority: CN
Inventors: 华刚
Original assignee: Hangzhou Jingkai Tools Co Ltd
Current assignee: Hangzhou Jingkai Tools Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-25
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a brake separation and reunion braking is air extraction device, the utility model relates to an automotive technology field. The fixed block is arranged symmetrically on the upper side of the surface of the brake oil storage tank body, a bearing block is arranged in one fixed block, a guide post is arranged in the other fixed block in a penetrating manner, a piston block is arranged in the brake oil storage tank body in a sliding manner, a supporting connecting rod is fixedly arranged on the upper surface of the piston block, an upper fixed plate is fixedly arranged on the upper surface of the supporting connecting rod, a thread limiting rod is arranged in a penetrating manner in the middle section of the upper fixed plate, a limiting nut is arranged on the outer surface of the thread limiting rod in a threaded manner, an outer sealing plate is fixedly arranged at the bottom of the thread limiting rod, the problem that air easily exists in the brake oil when the brake oil is used is solved, if the air is doped, the brake pump can work unstably, the safety is reduced, the brake failure is caused when the condition.

Description

Air removing device for brake system of brake clutch

Technical Field

The utility model relates to the technical field of automobiles, in particular to an air removing device of a brake clutch braking system.

Background

The brake cylinder is an indispensable chassis brake part of a brake system and mainly has the function of pushing a brake pad to rub a brake drum. The vehicle speed is reduced and stationary. After the brake is stepped on, the master cylinder generates thrust to press hydraulic oil to the slave cylinder, and a piston in the slave cylinder starts to move under the action of the hydraulic pressure to push a brake pad.

The hydraulic brake is composed of a brake master cylinder and a brake oil storage tank. One end of the brake pedal is connected with the brake pedal, and the other end of the brake pedal is connected with the brake oil pipe. The brake master cylinder is internally stored with brake oil and is provided with an oil outlet and an oil inlet.

Air is easy to exist in the brake fluid when the brake fluid is used, if the brake fluid is doped with air, the brake pump can work unstably, the safety is reduced, and brake failure is caused under serious conditions, so that very serious consequences are caused.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a brake separation and reunion braking is air exclusion device has solved the inside air that exists easily when using of brake fluid, if mix the air, can arouse the unstability of brake pump work, leads to the security to descend, arouses when the condition is serious that the brake is malfunctioning, causes the problem of very serious consequence.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: brake separation and reunion braking is air removing device, including the brake fluid oil storage tank body, surface one side of the brake fluid oil storage tank body is equipped with the oil inlet, the surface opposite side of the brake fluid oil storage tank body is provided with the oil-out, the exit of oil-out is connected with control flap, control flap links to each other with the one end of connecting pipe, the other end of connecting pipe links to each other with the brake pump, the surperficial upside symmetry of brake fluid oil storage tank body is provided with the upper fixed block, one be provided with the bearing piece in the upper fixed block, run through in another upper fixed block and be provided with the guide post, the inside slip of brake fluid oil storage tank body is provided with the piston piece, the fixed surface of piston piece is provided with the support connecting rod, the fixed upper fixed plate that is provided with on the upper surface of support connecting rod, the interlude of upper fixed plate runs through and is provided, the fixed outer shrouding that is provided with in bottom of screw thread restriction pole, the both ends symmetry of an upper fixed plate is provided with slope buffering portion, one the inside of slope buffering portion is provided with the threaded rod with the screw thread mode, another run through with the one end of guide post in the slope buffering portion, the outside of screw thread restriction pole is located and is provided with the spring part between shrouding and the upper fixed plate outward.

Preferably, a rotating block is arranged on the surface of one end of the threaded rod, and the other end of the threaded rod is arranged in the threaded rod on the upper fixing block.

Preferably, the side wall of the piston block is in contact with the inner side of the brake oil storage tank body, a longer inclined part is arranged at the bottom of the piston block, and an air leakage hole is formed in the upper end of the piston block.

Preferably, the diameter of the through part of the thread limiting rod at the central position of the upper fixing plate is larger than the maximum diameter of the thread limiting rod.

Preferably, an outer sealing plate is arranged on the air leakage hole formed in the upper end of the piston block, and the bottom structure of the outer sealing plate is matched with the size of the air leakage hole.

Preferably, the diameter of the limiting nut is larger than that of the penetrating position of the threaded limiting rod at the central position of the upper fixing plate.

Advantageous effects

The utility model provides a brake separation and reunion braking is air removal device. Compared with the prior art, the method has the following beneficial effects:

1. the brake clutch braking system air removing device is characterized in that upper fixed blocks are symmetrically arranged on the upper side of the surface of a brake oil storage tank body, a bearing block is arranged in one upper fixed block, a guide post is arranged in the other upper fixed block in a penetrating manner, a piston block is arranged inside the brake oil storage tank body in a sliding manner, a supporting connecting rod is fixedly arranged on the upper surface of the piston block, an upper fixed plate is fixedly arranged on the upper surface of the supporting connecting rod, a thread limiting rod is arranged in the middle section of the upper fixed plate in a penetrating manner, a limiting nut is arranged on the outer surface of the thread limiting rod in a threaded manner, an outer sealing plate is fixedly arranged at the bottom of the thread limiting rod, inclined buffer parts are symmetrically arranged at two ends of the upper fixed plate, a threaded rod is arranged inside one inclined buffer part in a threaded manner, one end of the guide post penetrates through the other inclined buffer part, the problem of inside the brake fluid have air easily when using, if mix the air, can cause the unstable of brake pump work, lead to the security to descend, cause the brake to be malfunctioning when the condition is serious, cause very serious consequence is solved.

2. Brake separation and reunion braking is air escape device, through the surperficial one side of brake oil storage tank body be equipped with the oil inlet, the surperficial opposite side of brake oil storage tank body is provided with the oil-out, and the exit of oil-out is connected with control flap for it need not to pour out the fluid of inside when whole bleeding, has reduced the loss.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

In the figure: 1. a brake oil storage tank body; 2. an oil outlet; 3. a control valve; 4. a connecting pipe; 5. an outer sealing plate; 6. a brake pump; 7. an upper fixed block; 8. a bearing block; 9. a threaded rod; 10. an inclined buffer part; 11. a piston block; 12. a spring member; 13. an upper fixing plate; 14. a restraining nut; 15. a threaded restraining bar; 16. a support link; 17. a guide post; 18. and an oil inlet.

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. 1-3, the present invention provides a technical solution: the air removing device of the brake clutch braking system comprises a brake oil storage tank body 1, wherein one side of the surface of the brake oil storage tank body 1 is provided with an oil inlet 18, the other side of the surface of the brake oil storage tank body 1 is provided with an oil outlet 2, the outlet of the oil outlet 2 is connected with a control valve 3, the control valve 3 is connected with one end of a connecting pipe 4, the other end of the connecting pipe 4 is connected with a brake pump 6, the upper sides of the surfaces of the brake oil storage tank body 1 are symmetrically provided with upper fixed blocks 7, one upper fixed block 7 is internally provided with a bearing block 8, a guide post 17 is arranged in the other upper fixed block 7 in a penetrating manner, a piston block 11 is arranged in the brake oil storage tank body 1 in a sliding manner, an outer sealing plate 5 is arranged on an air leakage hole formed in the upper end of the piston block 11, the bottom structure of the outer sealing plate 5 is matched with the size of the air leakage, the bottom of the piston block 11 is provided with a longer inclined part, the upper end of the piston block 11 is provided with an air leakage hole, the upper surface of the piston block 11 is fixedly provided with a supporting connecting rod 16, the upper surface of the supporting connecting rod 16 is fixedly provided with an upper fixing plate 13, the middle section of the upper fixing plate 13 is provided with a thread limiting rod 15 in a penetrating way, the diameter of the penetrating part of the thread limiting rod 15 at the central position of the upper fixing plate 13 is larger than the maximum diameter of the thread limiting rod 15, the outer surface of the thread limiting rod 15 is provided with a limiting nut 14 in a thread way, the diameter of the limiting nut 14 is larger than the diameter of the penetrating part of the thread limiting rod 15 at the central position of the upper fixing plate 13, the bottom of the thread limiting rod 15 is fixedly provided with an outer sealing plate 5, two ends of the upper fixing plate 13 are symmetrically provided with inclined buffer, one end surface of the threaded rod 9 is provided with a rotating block, the other end of the threaded rod 9 is arranged in the threaded rod 9 on the upper fixing block 7, the other inclined buffering part 10 penetrates through one end of the guide post 17, and a spring part 12 is arranged between the outer sealing plate 5 and the upper fixing plate 13 outside the threaded limiting rod 15.

When the brake oil tank is used, when air in the brake oil tank needs to be exhausted, the control valve 3 is closed firstly, so that oil in the brake oil tank body 1 is sealed, and the brake oil tank cannot reach the brake pump 6, at the moment, the rotating block on the threaded rod 9 is rotated, the upper fixing plate 13 moves downwards integrally, and because the piston block 11, the outer sealing plate 5 and the cavity in the brake oil tank body 1 form a closed space, when the piston block moves downwards, the inner space is reduced, gas jacks up the outer sealing plate 5, the gas is discharged from the outer sealing plate 5 and continues to move downwards, when the oil comes out from the outer sealing plate 5, the air is discharged, the outer sealing plate 5 returns under the action of the spring part 12, a sealing structure is formed, and the whole operation is simple and convenient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. Brake separation and reunion braking is air exclusion device, including brake oil storage tank body (1), surface one side of brake oil storage tank body (1) is equipped with oil inlet (18), the surface opposite side of brake oil storage tank body (1) is provided with oil-out (2), the exit of oil-out (2) is connected with control flap (3), control flap (3) link to each other with the one end of connecting pipe (4), the other end of connecting pipe (4) links to each other its characterized in that with brake pump (6): the brake oil tank comprises a brake oil storage tank body (1), wherein upper fixed blocks (7) are symmetrically arranged on the upper side of the surface of the brake oil storage tank body (1), one upper fixed block (7) is internally provided with a bearing block (8), the other upper fixed block (7) is internally provided with a guide post (17) in a penetrating manner, the inside of the brake oil storage tank body (1) is provided with a piston block (11) in a sliding manner, the upper surface of the piston block (11) is fixedly provided with a support connecting rod (16), the upper surface of the support connecting rod (16) is fixedly provided with an upper fixed plate (13), the middle section of the upper fixed plate (13) is provided with a thread limiting rod (15) in a penetrating manner, the outer surface of the thread limiting rod (15) is provided with a limiting nut (14) in a thread manner, the bottom of the thread limiting rod (15) is fixedly provided with an outer sealing, the inner part of one inclined buffering part (10) is provided with a threaded rod (9) in a threaded mode, the other inclined buffering part (10) penetrates through one end of a guide post (17), and the outer part of the threaded limiting rod (15) is located between an outer sealing plate (5) and an upper fixing plate (13) and is provided with a spring piece (12).

2. The air removal device of a brake clutch brake system according to claim 1, wherein: the one end surface of threaded rod (9) is provided with rotatory piece, the other end of threaded rod (9) sets up in threaded rod (9) on last fixed block (7).

3. The air removal device of a brake clutch brake system according to claim 1, wherein: the side wall of the piston block (11) is in contact with the inner side of the brake oil storage tank body (1), a longer inclined part is arranged at the bottom of the piston block (11), and an air leakage hole is formed in the upper end of the piston block (11).

4. The air removal device of a brake clutch brake system according to claim 1, wherein: the diameter of the penetrating position of the thread limiting rod (15) at the central position of the upper fixing plate (13) is larger than the maximum diameter of the thread limiting rod (15).

5. The air removal device of a brake clutch brake system according to claim 3, wherein: an outer sealing plate (5) is arranged on an air leakage hole formed in the upper end of the piston block (11), and the bottom structure of the outer sealing plate (5) is matched with the size of the air leakage hole.

6. The air removal device of a brake clutch brake system according to claim 1, wherein: the diameter of the limiting nut (14) is larger than that of the penetrating position of the threaded limiting rod (15) at the central position of the upper fixing plate (13).