CN218400511U

CN218400511U - Totally enclosed integral type brake air chamber

Info

Publication number: CN218400511U
Application number: CN202121775139.5U
Authority: CN
Inventors: 徐兴明
Original assignee: Zhejiang Shenghao Machinery Co ltd
Current assignee: Zhejiang Shenghao Machinery Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2023-01-31
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a totally enclosed integral type brake air chamber, including last casing and lower casing, its characterized in that goes up the outer wall upper end fixedly connected with air inlet of casing, the opening part joint of going up the casing has lower casing, the casing is kept away from down one side processing of going up the casing has round hole and activity cover to be equipped with the push rod. Has the advantages that: through the structure of the last casing that sets up with casing joint down, can make brake air chamber keep the integrated design, make brake air chamber possess more stable structure to can obtain better gas tightness, through the sealing device who sets up at brake air chamber's outer wall, can effectually avoid rainwater or dust to pass through the inside that the push rod got into brake air chamber, solved brake air chamber because debris such as dust and rainwater lead to the damage of internals, the effectual life who prolongs brake air chamber.

Description

Totally enclosed integral type brake air chamber

Technical Field

The utility model relates to a brake air chamber technical field particularly, relates to a totally enclosed integral type brake air chamber.

Background

The brake air chamber is that air enters the brake air chamber from the air inlet, and the diaphragm is extruded by air pressure so as to drive the push rod to brake the hub. When the existing automatic air chamber is used, when an automobile passes through a road with more dust or a water-accumulating road surface in the rainy period, dust and rainwater can pass through the hub, so that a push rod of the brake air chamber is stained with the dust, and then the dust enters the brake air chamber through the push rod, so that elements in the brake air chamber are corroded, and the probability of accidents is increased.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a totally enclosed integral type brake air chamber 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: the utility model provides a totally enclosed integral type brake air chamber includes casing and lower casing, its characterized in that, the outer wall upper end fixedly connected with air inlet of last casing, the opening part joint of going up the casing has lower casing, the casing is kept away from down one side processing of going up the casing has round hole and movable sleeve to be equipped with the push rod, the casing is kept away from down one side of going up the casing is provided with sealing device, sealing device includes retaining ring and sealing washer, one side of sealing washer with the outer wall fixed connection of casing down, the movable sleeve is equipped with the push rod in the sealing washer, the fixed cover of outer wall of sealing washer is equipped with the retaining ring, the outer wall of retaining ring with the outer wall fixed connection of casing down, the casing is kept away from down one side of going up the casing is provided with connecting device.

Furthermore, the upper shell and the lower shell are clamped at the clamping position by a membrane, and a clamping device is arranged on the outer wall of the clamping position of the upper shell and the lower shell.

Further, clamping device includes clamp and lower clamp, it establishes to go up the clamp movable sleeve go up the casing with the joint department outer wall of casing down, it is connected with down the clamp through connecting device to go up the clamp.

Further, connecting device includes bolt and nut, go up the equal fixedly connected with in both ends of clamp and connect platform one, the both ends fixedly connected with of clamp connects platform two down, the upper end processing of connecting platform one has round hole and movable sleeve to be equipped with the bolt, the bolt runs through connect platform two and threaded connection have the nut.

Furthermore, one end fixedly connected with supporting disk of push rod, the supporting disk with the diaphragm contact, the supporting disk is kept away from one side of diaphragm with fixedly connected with return spring between the inner wall of lower casing, the other end fixedly connected with of push rod connects the fork.

Further, connecting device includes the screw rod, the casing is kept away from down the one end inner wall central symmetry processing of going up the casing has a quantity to be two through-holes, all be provided with the rubber circle in the through-hole, all the activity cover is equipped with the screw rod in the through-hole and runs through the rubber circle.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) The structure of last casing through setting up and casing joint down can make brake air chamber keep the integrated design, makes brake air chamber possess more stable structure to can obtain better gas tightness, through the sealing device who sets up at brake air chamber's outer wall, can effectually avoid rainwater or dust to pass through the inside that the push rod got into brake air chamber, solved brake air chamber because debris such as dust and rainwater lead to the damage of internals, the effectual life who prolongs brake air chamber.

(2) Through the clamping device who sets up, can make brake air chamber carry out fixed connection through last clamp and lower clamp after the joint is connected, not only can block the corruption damage of outside rainwater or dust to joint department, stability when can also guaranteeing brake air chamber and connecting for brake air chamber can possess better gas tightness.

(3) Through the connecting device who sets up, make the better installation of brake air chamber, through the rubber circle that sets up in connecting device, can effectually guarantee that the inside environment of brake air chamber can not receive the infiltration corruption of rainwater, can the effectual life who prolongs the component in the brake air chamber.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a fully-sealed integrated brake air chamber according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a fully-sealed integrated brake air chamber according to an embodiment of the present invention.

Reference numerals are as follows:

1. an upper housing; 2. a lower housing; 3. an air inlet; 4. a push rod; 5. a retainer ring; 6. a seal ring; 7. a membrane; 8. an upper hoop; 9. a lower hoop; 10. a bolt; 11. a nut; 12. a first connecting table; 13. a second connecting table; 14. a support disc; 15. a return spring; 16. a connecting fork; 17. a screw; 18. a rubber ring.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

please refer to fig. 1-2, according to the embodiment of the present invention, a fully sealed integrated brake air chamber includes an upper housing 1 and a lower housing 2, and is characterized in that an air inlet 3 is fixedly connected to an upper end of an outer wall of the upper housing 1, a lower housing 2 is connected to an opening of the upper housing 1, the lower housing 2 is away from a circular hole and a push rod 4 is movably sleeved on one side of the upper housing 1, a sealing device is disposed on one side of the lower housing 2 away from the upper housing 1, the sealing device includes a retaining ring 5 and a sealing ring 6, one side of the sealing ring 6 is fixedly connected to an outer wall of the lower housing 2, the push rod 4 is movably sleeved on the inner side of the sealing ring 6, the retaining ring 5 is fixedly disposed on an outer wall of the sealing ring 6, the outer wall of the retaining ring 5 is fixedly connected to an outer wall of the lower housing 2, and a connecting device is disposed on one side of the lower housing 2 away from the upper housing 1.

Through the above technical scheme of the utility model, through the structure of the last casing 1 that sets up and 2 joints of casing down, can make the brake air chamber keep the integrated design, make the brake air chamber possess more stable structure, and can obtain better gas tightness, through the sealing device who sets up at the outer wall of brake air chamber, can effectually avoid rainwater or dust to pass through the inside that the push rod got into the brake air chamber, solved the brake air chamber because debris such as dust and rainwater lead to the damage of internals, the effectual life who prolongs the brake air chamber.

The second embodiment:

please refer to fig. 1-2, according to the embodiment of the present invention, a fully sealed integrated brake air chamber comprises an upper casing 1 and a lower casing 2, and is characterized in that an air inlet 3 is fixedly connected to the upper end of the outer wall of the upper casing 1, a lower casing 2 is connected to the opening of the upper casing 1, the lower casing 2 is kept away from the upper casing 1, a push rod 4 is processed and sleeved on one side of the upper casing 1, the lower casing 2 is kept away from one side of the upper casing 1 and is provided with a sealing device, the sealing device comprises a retaining ring 5 and a sealing ring 6, one side of the sealing ring 6 is connected to the outer wall of the lower casing 2, a membrane 7 is clamped at the clamping position of the upper casing 1 and the lower casing 2, the outer wall of the clamping position of the upper casing 1 and the clamping position of the lower casing 2 is provided with a clamping device, the clamping device comprises an upper clamp 8 and a lower clamp 9, the upper clamp 8 and the clamping position of the upper casing 2 are connected to a nut connecting table 10, a nut connecting table 10 is connected to the clamping position of the upper casing 1 and the clamping device 10, and a nut connecting table 12 is connected to the clamp 8, and a nut connecting table 12 is connected to the clamp 12, and a nut connecting table.

Through the above technical scheme of the utility model, through the clamping device who sets up, can make brake air chamber carry out fixed connection through last clamp 8 and lower clamp 9 after the joint is connected, not only can block outside rainwater or dust to the corruption damage of joint department, stability when can also guaranteeing brake air chamber and connect for brake air chamber can possess better gas tightness.

Example three:

please refer to fig. 1-2, according to the utility model discloses a totally enclosed integral type brake air chamber, including last casing 1 and lower casing 2, its characterized in that goes up casing 1's outer wall upper end fixedly connected with air inlet 3, the opening part joint of going up casing 1 has lower casing 2, casing 2 keeps away from down go up one side processing of casing 1 and have round hole and movable sleeve to be equipped with push rod 4, casing 2 keeps away from down one side of going up casing 1 is provided with sealing device, sealing device includes retaining ring 5 and sealing washer 6, one side of sealing washer 6 with the outer wall fixed connection of casing 2 down, the movable sleeve is equipped with push rod 4 in the sealing washer 6, the fixed cover of outer wall of sealing washer 6 is equipped with retaining ring 5, the outer wall of retaining ring 5 with the outer wall fixed connection of casing 2 down, casing 2 keeps away from down one side of going up casing 1 is provided with connecting device, connecting device includes screw rod 17, casing 2 keeps away from down the one end inner wall central symmetry processing of last casing 1 has the through-hole that quantity is two, the through-hole all is provided with rubber circle 18, the through-hole all movable sleeve is equipped with rubber circle 17 and runs through rubber circle 18.

Through the above technical scheme of the utility model, through the connecting device who sets up, make the better installation of brake air chamber, through the rubber circle 18 that sets up in connecting device, can effectually guarantee that the inside environment of brake air chamber can not receive the infiltration corruption of rainwater, can the effectual life who prolongs the interior component of brake air chamber.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the lower shell 2 and the upper shell 1 can form a whole by adding the diaphragm 7 at the clamping position of the lower shell 2 of the upper shell 1, so that the air tightness of the air chamber is ensured, and the dust and rainwater on the outer wall of the push rod 4 can be isolated outside by the sealing device arranged on the outer wall of the brake air chamber when the push rod 4 moves, so that the situation that the elements inside the brake air chamber are damaged due to corrosive wear caused by bringing sundries into the brake air chamber is avoided.

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 totally enclosed integral type brake air chamber, includes casing (1) and casing (2) down, its characterized in that goes up outer wall upper end fixedly connected with air inlet (3) of casing (1), the opening part joint of going up casing (1) has lower casing (2), casing (2) are kept away from down one side processing of going up casing (1) has round hole and movable sleeve to be equipped with push rod (4), casing (2) are kept away from down one side of going up casing (1) is provided with sealing device, sealing device includes retaining ring (5) and sealing washer (6), one side of sealing washer (6) with the outer wall fixed connection of casing (2) down, the cover of activity is equipped with push rod (4) in sealing washer (6), the outer wall fixed sleeve of sealing washer (6) is equipped with retaining ring (5), the outer wall of retaining ring (5) with the outer wall fixed connection of casing (2) down, casing (2) are kept away from down one side of going up casing (1) is provided with connecting device.

2. The fully-sealed integrated brake air chamber as claimed in claim 1, wherein a diaphragm (7) is clamped at the joint of the upper shell (1) and the lower shell (2), and a clamping device is arranged on the outer wall of the joint of the upper shell (1) and the lower shell (2).

3. The fully-sealed integrated brake air chamber as claimed in claim 2, wherein the clamping device comprises an upper clamp (8) and a lower clamp (9), the movable sleeve of the upper clamp (8) is arranged on the outer wall of the clamping position of the upper shell (1) and the lower shell (2), and the upper clamp (8) is connected with the lower clamp (9) through a connecting device.

4. The fully-sealed integrated brake air chamber as claimed in claim 3, wherein the connecting device comprises a bolt (10) and a nut (11), both ends of the upper hoop (8) are fixedly connected with a first connecting platform (12), both ends of the lower hoop (9) are fixedly connected with a second connecting platform (13), a round hole is processed in the upper end of the first connecting platform (12), the bolt (10) is movably sleeved with the bolt (10), and the bolt (10) penetrates through the second connecting platform (13) and is in threaded connection with the nut (11).

5. The fully-sealed integrated brake air chamber as claimed in claim 2, wherein one end of the push rod (4) is fixedly connected with a support plate (14), the support plate (14) is in contact with the diaphragm (7), a return spring (15) is fixedly connected between one side of the support plate (14) far away from the diaphragm (7) and the inner wall of the lower shell (2), and the other end of the push rod (4) is fixedly connected with a connecting fork (16).

6. The fully-sealed integrated brake air chamber as claimed in claim 1, wherein the connecting device comprises a screw (17), two through holes are symmetrically processed in the center of the inner wall of one end, away from the upper shell (1), of the lower shell (2), rubber rings (18) are arranged in the through holes, and the screw (17) movably sleeves the through holes and penetrates through the rubber rings (18).