CN212500329U

CN212500329U - Improved generation braking wheel cylinder

Info

Publication number: CN212500329U
Application number: CN202021059675.0U
Authority: CN
Inventors: 肖涛; 龙涛
Original assignee: Wolffly Heavy Industry Components Co ltd
Current assignee: Wolffly Heavy Industry Components Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-02-09
Anticipated expiration: 2030-06-10

Abstract

The utility model relates to a braking wheel cylinder technical field specifically is an improved generation braking wheel cylinder, which comprises a housin, one side of casing is provided with the oiling valve, and the inside activity of casing is provided with the piston, and the piston is provided with the spring with the medial surface of casing, and the internal thread hole has been seted up to well one of piston, and the inside in internal thread hole is provided with the piston axle, and the middle part of piston axle is provided with the threaded rod, and the both ends of piston axle are provided with six arriss poles and output pole respectively, and fixed seal covers and has seted up six arriss holes, and the output pole is provided with the sealed spliced pole of second with the. The utility model discloses fixed sealed lid is fixed to six arris pole rotations with the piston shaft rotation certain length after, need not to carry out the dismouting to the braking cylinder, and convenient to use is swift, and fixed sealed lid can be rotatory to arbitrary length with the piston shaft to six arris pole rotations, and hoisting device's application range rotates six arris poles through fixed sealed lid, does not need extra use tools, hoisting device's flexibility.

Description

Improved generation braking wheel cylinder

Technical Field

The utility model relates to a braking wheel cylinder especially relates to an improved generation braking wheel cylinder, belongs to braking wheel cylinder technical field.

Background

The wheel cylinder is a component of a brake system, namely air pressure brake or hydraulic brake, and is provided with a master brake pump for outputting 4 sets of hydraulic pressure or air pressure to the wheel cylinder of each tire, wherein each wheel cylinder controls the brake of each wheel, the wheel cylinder is also called as a brake cylinder, and the wheel cylinder mainly has the function of converting the hydraulic pressure into thrust for pushing a brake shoe to realize brake;

the brake cylinder in the prior art is mainly characterized by good sealing performance, but the pushing of the piston is often limited by a lot of limitations due to the fact that the piston rod is short, in the field of automobiles with different models or other manufacturing industries, the brake cylinders with different models are used irregularly, the brake cylinders with different models need to be purchased to meet the production requirement, different brake cylinders need to be replaced or the length of the piston needs to be additionally installed and improved on the original basis in the replacement process, so a lot of time needs to be wasted, and the working efficiency is low;

therefore, there is a need for an improved cylinder to solve the above existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improved generation braking wheel cylinder, fixed sealed lid is fixed to six arris pole rotations with the piston shaft rotation certain length after-fixing, need not to carry out the length of dismouting alright extension output rod to the braking wheel cylinder, and convenient to use is swift, improves the device practicality.

In order to achieve the above object, the utility model discloses a main technical scheme include:

an improved brake cylinder comprises a shell, wherein an oil injection valve is fixedly arranged on one side of the shell, a piston is movably arranged in the shell, a spring is fixedly arranged on the inner side surface of the piston and the shell, an inner threaded hole is formed in a middle part of the piston, a piston shaft which penetrates through the inner threaded hole and extends to the outside of the shell is arranged in the inner threaded hole, a threaded rod which is matched with the inner threaded hole for use is fixedly arranged in the middle of the piston shaft, a hexagonal rod and an output rod are fixedly arranged at two ends of the piston shaft respectively, a first sealing connecting column is fixedly arranged at the joint of the hexagonal rod and the shell, an external thread connecting block is fixedly arranged at the other end of the first sealing connecting column, a fixed sealing cover is arranged on the external thread connecting block through threaded rotation, and a hexagonal hole matched with the hexagonal rod for use is formed in the fixed sealing cover, and a second sealing connecting column is fixedly arranged at the joint of the output rod and the shell.

Preferably, the outer side surface of the shell is fixedly provided with an assembly block, and a plurality of uniformly distributed assembly holes are formed in one side surface of the assembly block.

Preferably, one end of the spring is fixedly connected with one side surface of the piston, and the other end of the spring is fixedly connected with one side surface of the shell.

Preferably, the other end of the output rod is fixedly connected with an assembly part, and the assembly part is provided with a plurality of through holes which are uniformly distributed.

Preferably, a sealing ring is fixedly arranged between the second sealing connecting column and the output rod.

Preferably, a sealing gasket matched with the hexagonal hole is fixedly arranged in the fixed sealing cover.

Preferably, the threaded rod, the hexagonal rod and the output rod all account for one third of the total length of the piston shaft.

Preferably, the outer side surface of the fixed sealing cover is fixedly provided with anti-skid grains.

The utility model discloses possess following beneficial effect at least:

1. fixed sealed lid is fixed to six arris pole rotations with the piston shaft rotation to certain length after, need not to carry out the length of dismouting alright extension output rod to the braking cylinder, and convenient to use is swift, improves the device practicality.

2. The fixed sealing cover rotates the hexagonal rod to rotate the piston shaft until the output shaft extends to a certain length, and the piston shaft can be extended and retracted randomly, so that the application range of the device is widened.

3. Carry out rotatory propulsion and rotatory release to six arris poles through fixed sealed lid, do not need extra use tools, and fixed sealed lid plays fixed effect, hoisting device's flexibility and practicality simultaneously.

4. The sealing ring is fixedly arranged between the second sealing connecting column and the output rod, a sealing gasket matched with the hexagonal hole is fixedly arranged inside the fixed sealing cover, and the sealing performance of the lifting device is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a perspective view of the present invention;

fig. 3 is a perspective view of the piston rod of the present invention;

fig. 4 is a perspective view of the piston of the present invention;

fig. 5 is a top view of the fixed sealing cover of the present invention.

In the figure, 1-shell, 2-piston shaft, 201-threaded rod, 202-hexagonal rod, 203-output rod, 3-piston, 301-internal thread hole, 4-spring, 5-first sealing connecting column, 501-external thread connecting block, 6-oil injection valve, 7-fixed sealing cover, 701-sealing gasket, 702-hexagonal hole, 703-anti-slip pattern, 8-second sealing connecting column, 801-sealing ring, 9-assembly, 901-through hole, 11-assembly block and 110-assembly hole.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

As shown in fig. 1 to 5, the improved brake cylinder provided in this embodiment includes a casing 1, an oil filling valve 6 is fixedly disposed on one side of the casing 1, a piston 3 is movably disposed inside the casing 1, a spring 4 is fixedly disposed on the inner side surfaces of the piston 3 and the casing 1, an inner threaded hole 301 is disposed on a middle part of the piston 3, a piston shaft 2 penetrating through the inner threaded hole 301 and extending to the outside of the casing 1 is disposed inside the inner threaded hole 301, a threaded rod 201 used in cooperation with the inner threaded hole 301 is fixedly disposed in the middle of the piston shaft 2, a hexagonal rod 202 and an output rod 203 are respectively fixedly disposed at two ends of the piston shaft 2, a first seal connection post 5 is fixedly disposed at a connection position between the hexagonal rod 202 and the casing 1, an external thread connection block 501 is fixedly disposed at the other end of the first seal connection post 5, and a fixed seal cover, offer on the fixed sealed lid 7 with six arris holes 702 that the cooperation of six arris poles 202 was used, output rod 203 is provided with the sealed spliced pole 8 of second with the fixed junction of casing 1, takes off through the fixed sealed lid 7 with on the external screw thread connecting block 501, then rotates piston shaft 2 to certain length after, then is fixing sealed lid 7 fastening, alright with the length of adjustment piston shaft 2 to prolong the length of output shaft 203, convenient to use is swift, improves the device practicality.

In this embodiment, as shown in fig. 2, an assembly block 11 is fixedly disposed on an outer side surface of the housing 1, and two assembly holes 110 are uniformly distributed on one side surface of the assembly block 11, so that the device is conveniently fixed and the stability of the device is improved.

In this embodiment, as shown in fig. 1, one end of the spring 4 is fixedly connected to one side of the piston 3, and the other end of the spring 4 is fixedly connected to one side of the housing 1, so that the structure is simple and the transmission is stable.

In this embodiment, as shown in fig. 1 and 2, the assembly 9 is fixedly connected to the other end of the output rod 203, and four through holes 901 are formed in the assembly 9 and are uniformly distributed, so that other connectors can be conveniently connected, the application range of the device is widened, and the practicability is improved.

In this embodiment, as shown in fig. 1, a sealing ring 801 is fixedly disposed between the second sealing connection column 8 and the output rod 203, and a gasket 701 used in cooperation with the hexagonal hole 702 is fixedly disposed inside the fixed sealing cover 7, so that the sealing performance of the device is improved.

In the present embodiment, as shown in fig. 1 and 3, the threaded rod 201, the hexagonal rod 202 and the output rod 203 occupy one third of the total length of the piston shaft 2, so that the length of the piston shaft can be conveniently adjusted.

In this embodiment, as shown in fig. 2, the outer side surface of the fixed seal cover 7 is fixedly provided with the anti-slip thread 703, so as to increase the friction with the hand and improve the efficiency of the operation.

As shown in fig. 1 to 5, the principle of the improved wheel cylinder provided by the present embodiment is as follows: it is fixed with the brake cylinder through pilot hole 110 on the assembly piece 11, take off the fixed sealed lid 7 on the external screw thread connecting block 501 and cup joint certain distance of backward sliding on six arris poles 202, utilize anti-skidding line 703 on the fixed sealed lid 7 to advance piston shaft 2 rotatory forward, it then passes through the threaded fixation on the external screw thread connecting block 501 with fixed sealed lid 7 after rotatory certain length, alright with the length of adjusting piston shaft 2, thereby the length of extension output shaft 203, and the operation is simple, and the use is convenient and fast.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to achieve the technical effect basically.

It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or system in which the element is included.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The improved brake cylinder comprises a shell (1) and is characterized in that an oil filling valve (6) is fixedly arranged on one side of the shell (1), a piston (3) is movably arranged in the shell (1), a spring (4) is fixedly arranged on the inner side face of the shell (1), an internal thread hole (301) is formed in a middle piece of the piston (3), a piston shaft (2) penetrating through the internal thread hole (301) and extending to the outside of the shell (1) is arranged in the internal thread hole (301), a threaded rod (201) matched with the internal thread hole (301) for use is fixedly arranged in the middle of the piston shaft (2), a hexagonal rod (202) and an output rod (203) are fixedly arranged at the two ends of the piston shaft (2) respectively, and a first sealing connecting column (5) is fixedly arranged at the joint of the hexagonal rod (202) and the shell (1), the other end of first sealed spliced pole (5) is fixed and is provided with external screw thread connecting block (501), be provided with fixed sealed lid (7) through the screw thread rotation on external screw thread connecting block (501), set up on fixed sealed lid (7) with hexagonal hole (702) that hexagonal pole (202) cooperation was used, delivery stem (203) with the fixed sealed spliced pole of second (8) that is provided with in junction of casing (1).

2. An improved brake cylinder according to claim 1, wherein: the outer side face of the shell (1) is fixedly provided with an assembling block (11), and a plurality of assembling holes (110) which are uniformly distributed are formed in one side face of the assembling block (11).

3. An improved brake cylinder according to claim 1, wherein: one end of the spring (4) is fixedly connected with one side face of the piston (3), and the other end of the spring (4) is fixedly connected with one side face of the shell (1).

4. An improved brake cylinder according to claim 1, wherein: the other end of the output rod (203) is fixedly connected with an assembly part (9), and a plurality of through holes (901) which are uniformly distributed are formed in the assembly part (9).

5. An improved brake cylinder according to claim 1, wherein: and a sealing ring (801) is fixedly arranged between the second sealing connecting column (8) and the output rod (203).

6. An improved brake cylinder according to claim 1, wherein: and a sealing gasket (701) matched with the hexagonal hole (702) for use is fixedly arranged in the fixed sealing cover (7).

7. An improved brake cylinder according to claim 1, wherein: the threaded rod (201), the hexagonal rod (202) and the output rod (203) all account for one third of the total length of the piston shaft (2).

8. An improved brake cylinder according to claim 1, wherein: the outer side surface of the fixed sealing cover (7) is fixedly provided with anti-skid grains (703).