CN212928382U

CN212928382U - Pressure reduction buffer oil cylinder for truck

Info

Publication number: CN212928382U
Application number: CN202021658359.5U
Authority: CN
Inventors: 张伟伟; 周志南; 毕书明
Original assignee: Pacoma China Hydraulic Equipment Co ltd
Current assignee: Pacoma China Hydraulic Equipment Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-09
Anticipated expiration: 2030-08-11

Abstract

The utility model provides a decompression buffer cylinder for a truck, which relates to the technical field of hydraulic cylinders and comprises a cylinder body, wherein a buffer device is fixedly arranged on the bottom surface of the cylinder body, the buffer device comprises a top plate, a chute is arranged on the side surface of the top plate, a slide bar is slidably arranged in the chute, a clamping block is fixedly arranged at the top end of the slide bar, a bottom plate is fixedly arranged at the bottom end of the slide bar, the bottom plate is buffered through a spring and a buffer block, so that the impact on the cylinder body is reduced, the clamping block at the top end of the slide bar can play a role of limiting, the bottom plate is prevented from being directly ejected out by the spring, and through the arranged buffer block, the cylinder body can be protected to the greatest extent through the buffer block under extreme conditions, such as when the spring fails, so as to protect the cylinder body to the greatest extent, the, and can effectual protection cylinder body not receive the impact, do benefit to practical use, prolonged the life of cylinder body.

Description

Pressure reduction buffer oil cylinder for truck

Technical Field

The utility model relates to a hydraulic cylinder technical field especially relates to a relief cushion cylinder for truck.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems.

Because the pressure reduction buffer oil cylinder for the truck is arranged on the truck for use, severe vibration can be generated in the running process of the truck, the oil cylinder is easy to damage, the oil cylinder is troublesome to disassemble after being damaged, long time is needed for maintenance, and the actual use is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a decompression buffer oil cylinder for a truck.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a truck is with decompression buffering hydro-cylinder, includes the cylinder body, the bottom surface fixed mounting of cylinder body has buffer.

The buffer device comprises a top plate, a sliding groove is formed in the side face of the top plate, a sliding rod is slidably mounted inside the sliding groove, a clamping block is fixedly mounted at the top end of the sliding rod, a bottom plate is fixedly mounted at the bottom end of the sliding rod, a buffer block is fixedly mounted on the top surface of the bottom plate, and a spring is fixedly mounted between the bottom surface of the top plate and the top surface of the bottom plate.

Further, a piston rod is fixedly mounted on the top surface of the cylinder body, and a connecting plate is fixedly mounted on the top surface of the piston rod.

Furthermore, the top surface of the top plate is fixedly connected with the bottom surface of the cylinder body, and the cylinder body is cylindrical.

Furthermore, the quantity of spout is two sets of, the spout is the symmetrical state distribution at the side of roof.

Furthermore, the material of buffer block is polyvinyl chloride, the buffer block is the cuboid.

Furthermore, the top plate and the bottom plate are the same in size, and the sliding groove is matched with the sliding rod in size.

Compared with the prior art, the utility model has the advantages and positive effects that,

in the utility model, by arranging the buffer device, when in use, the connecting plate is connected with the element to be used through the bolt, in the using process, if violent vibration occurs, the bottom plate moves upwards at the moment, the bottom plate slides upwards in the sliding groove through the sliding rod and extrudes the spring and the buffer block to buffer the bottom plate through the spring and the buffer block, further reducing the impact on the cylinder body, playing a role of limiting through a clamping block at the top end of the slide bar, preventing the bottom plate from being directly ejected out by the spring, and through the arranged buffer block, under extreme conditions, such as when the spring is invalid, the cylinder body can be protected to the maximum extent through the buffer block, so as to protect the cylinder body to the maximum extent, the whole structure is simple, the actual maintenance is facilitated, and can effectual protection cylinder body not receive the impact, do benefit to practical use, prolonged the life of cylinder body.

Drawings

Fig. 1 is a front view of a decompression buffer cylinder for a truck;

FIG. 2 is an enlarged view of the A position in FIG. 1 of a pressure reducing buffer cylinder for a truck according to the present invention;

fig. 3 is the utility model provides a truck is with bottom view of decompression buffer cylinder.

Illustration of the drawings:

1. a cylinder body; 2. a buffer device; 201. a top plate; 202. a chute; 203. a slide bar; 204. a clamping block; 205. a base plate; 206. a buffer block; 207. a spring; 3. a piston rod; 4. a connecting plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1, the utility model provides a decompression buffer cylinder for truck, including cylinder body 1, the bottom surface fixed mounting of cylinder body 1 has buffer 2, and the top surface fixed mounting of cylinder body 1 has piston rod 3, and the top surface fixed mounting of piston rod 3 has connecting plate 4.

The specific arrangement and function of the damping device 2 will be described in detail below.

As shown in fig. 1, 2 and 3, the buffer device 2 includes a top plate 201, the top surface of the top plate 201 is fixedly connected with the bottom surface of the cylinder body 1, the cylinder body 1 is cylindrical, the side surface of the top plate 201 is provided with two sets of sliding grooves 202, the sliding grooves 202 are symmetrically distributed on the side surface of the top plate 201, sliding rods 203 are slidably mounted in the sliding grooves 202, the top ends of the sliding rods 203 are fixedly mounted with clamping blocks 204, the bottom ends of the sliding rods 203 are fixedly mounted with a bottom plate 205, the top plate 201 is the same as the bottom plate 205 in size, the sliding grooves 202 are matched with the sliding rods 203 in size, the top surface of the bottom plate 205 is fixedly mounted with a buffer block 206, the buffer block 206 is made of polyvinyl chloride, the buffer block 206 is rectangular, and a spring 207 is fixedly mounted between the bottom surface of the top.

The whole buffer device 2 has the effects that by arranging the buffer device 2, when in use, the connecting plate 4 is connected with elements required to be used through bolts, if violent vibration occurs in the use process, the bottom plate 205 moves upwards at the moment, the bottom plate 205 slides upwards in the sliding groove 202 through the sliding rod 203 and extrudes the spring 207 and the buffer block 206, the bottom plate 205 is buffered through the spring 207 and the buffer block 206, and further the impact on the cylinder body 1 is reduced, the limiting effect can be achieved through the fixture block 204 at the top end of the sliding rod 203, the bottom plate 205 is prevented from being directly ejected out by the spring 207, and in extreme conditions, such as failure of the spring 207, the cylinder body 1 can be protected to the maximum extent through the buffer block 206, so that the cylinder body 1 is protected to the maximum extent, the whole structure is simple, the practical maintenance is facilitated, and the cylinder body 1 can be effectively protected from impact, is beneficial to practical use and prolongs the service life of the cylinder body 1.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a truck is with decompression cushion cylinder, includes cylinder body (1), its characterized in that: the bottom surface of the cylinder body (1) is fixedly provided with a buffer device (2);

buffer (2) include roof (201), spout (202) have been seted up to the side of roof (201), the inside slidable mounting of spout (202) has slide bar (203), the top fixed mounting of slide bar (203) has fixture block (204), the bottom fixed mounting of slide bar (203) has bottom plate (205), the top surface fixed mounting of bottom plate (205) has buffer block (206), fixed mounting has spring (207) between the bottom surface of roof (201) and the top surface of bottom plate (205).

2. The truck pressure reduction buffer cylinder according to claim 1, characterized in that: the top surface fixed mounting of cylinder body (1) has piston rod (3), the top surface fixed mounting of piston rod (3) has connecting plate (4).

3. The truck pressure reduction buffer cylinder according to claim 1, characterized in that: the top surface of the top plate (201) is fixedly connected with the bottom surface of the cylinder body (1), and the cylinder body (1) is cylindrical.

4. The truck pressure reduction buffer cylinder according to claim 1, characterized in that: the number of the sliding grooves (202) is two, and the sliding grooves (202) are distributed on the side surface of the top plate (201) in a symmetrical state.

5. The truck pressure reduction buffer cylinder according to claim 1, characterized in that: the material of buffer block (206) is polyvinyl chloride, buffer block (206) is the cuboid.

6. The truck pressure reduction buffer cylinder according to claim 1, characterized in that: the top plate (201) and the bottom plate (205) are the same in size, and the sliding groove (202) is matched with the sliding rod (203) in size.