CN217926907U

CN217926907U - Cylinder cap elastic damping bumper shock absorber convenient to change and dismantle

Info

Publication number: CN217926907U
Application number: CN202221814418.2U
Authority: CN
Inventors: 王哲峰; 安乾恩
Original assignee: Danpu Baoding Machinery Manufacturing Co ltd
Current assignee: Danpu Baoding Machinery Manufacturing Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-11-29
Anticipated expiration: 2032-07-13

Abstract

The utility model relates to a damping bumper shock absorber field discloses a cylinder cap elastic damping bumper shock absorber convenient to change dismantlement, including the connecting rod, the connecting rod runs through at the cylinder cap, support and spacing ring top middle part, one side middle part fixedly connected with spring one that the cylinder cap bottom is close to mutually, the one end fixedly connected with cardboard that spring one is close to mutually, the cardboard block is inside the draw-in groove, the draw-in groove sets up the one end middle part of keeping away from mutually at the shell, the equal fixedly connected with back flow in both sides about the one end that the oil tank was kept away from mutually, the inside fixedly connected with check valve in back flow bottom, the oil tank sets up at the heat dissipation intracavity portion. The utility model discloses in, when needs are changed the cylinder cap and are dismantled, stir the cardboard to both sides, make inside the cardboard breaks away from the shell, then upwards extract, at this moment the cylinder cap just can realize dismantling, has realized the convenience of installation dismantlement, and through the heat dissipation chamber heat dissipation, has realized the radiating function of hydraulic oil.

Description

Cylinder cap elastic damping bumper shock absorber convenient to change and dismantle

Technical Field

The utility model relates to a damping bumper shock absorber field especially relates to a cylinder cap elastic damping bumper shock absorber convenient to change dismantlement.

Background

The elastic damping shock absorber is composed of a cylinder body, a cylinder cover, hydraulic oil, a piston rod, a piston, a spring, a sealing ring and the like, the elastic damping body is used as a working medium, the elastic damping shock absorber can absorb and isolate vibration generated in various working environments and protect the internal structure of the elastic damping shock absorber, but when the traditional elastic damping shock absorber is used, the cylinder cover is inconvenient to mount and dismount, and the hydraulic oil in the cylinder body cannot dissipate heat in time through high temperature generated by repeated shock absorption.

Learn by the aforesaid, present traditional cylinder cap elastic damping bumper shock absorber often has two weak points when using, and first traditional cylinder cap elastic damping bumper shock absorber cylinder cap is not convenient for change when using dismantles, can lead to maintenance duration to increase, and the maintenance degree of difficulty increases, and second the hydraulic oil temperature in traditional cylinder cap elastic damping bumper shock absorber cylinder body when using is too high, if the heat dissipation is untimely, probably reduces cylinder cap elastic damping bumper shock absorber life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the cylinder cap elastic damping bumper shock absorber convenient to change dismantlement that proposes, realized isolating the shock attenuation to the various vibrations that come from among the operational environment through sliding connection, and realized the function of convenient to install dismantlement to the cylinder cap ground, be convenient for maintain, through fixed connection, realized the fixed to cylinder cap elastic damping bumper shock absorber, be favorable to improving its life, realize the function of heat dissipation and recirculation cooling to the process of keeping apart absorbing high temperature hydraulic oil repeatedly simultaneously.

In order to achieve the above purpose, the utility model provides a following technical scheme: a cylinder cover elastic damping shock absorber convenient to replace and disassemble comprises a connecting rod, wherein the connecting rod penetrates through the middle of the top ends of a cylinder cover, a support and a limiting ring, a first spring is fixedly connected to the middle of one side, close to the bottom end of the cylinder cover, of the spring, a first clamping plate is fixedly connected to one end, close to the first spring, of the spring, the clamping plate is clamped inside a clamping groove, the clamping groove is formed in the middle of one end, far away from a shell, of a shell, the bottom end of the connecting rod is fixedly connected to the middle of the top end of a first piston, a top block is fixedly connected to the middle of the bottom end of the first piston, a first sealing gasket is fixedly connected to the bottom of the first piston, the first piston is slidably connected to the inside of a sliding cavity, a supporting pinch plate is arranged on the periphery of the sliding cavity, a second piston is clamped at the top of the bottom end of the supporting pinch plate, an oil cavity is arranged on the periphery of the supporting pinch plate, an oil tank is fixedly connected with backflow pipes on the upper side and the lower side of one end, a one-way valve is fixedly connected to the inside of the bottom end of the backflow pipe, a trapezoidal cap is clamped in the middle of the oil tank, and the oil tank is arranged inside a heat dissipation cavity;

through the technical scheme, the spring groove is formed in the bottom of the cylinder cover and connected with the clamping plate, the clamping plate can be freely shifted in a certain range at the bottom of the cylinder cover, the clamping grooves are formed in the positions, corresponding to the clamping plates, of the two ends of the shell, when the cylinder cover needs to be replaced and disassembled, the clamping plates are shifted towards the two sides, the clamping plates are separated from the interior of the shell and then are upwards pulled out, the cylinder cover can be disassembled at the moment, convenience of installation and disassembly is achieved, time is saved for maintenance personnel, when the elastic damping shock absorber of the cylinder cover works, the connecting rod drives the support, the limiting ring and the piston are downwards pressed, the sealing gasket I and the annular gasket are upwards pressed by the pressure of hydraulic oil in the oil cavity at the moment, the hydraulic oil upwards flows through the circulation groove, meanwhile, the hydraulic oil at the lower portion can flow back to the oil tank through the circulation groove until the top block pushes against the compression block, vice versa, due to long-time working, the temperature of the hydraulic oil rises at the moment, the hydraulic oil flows into the backflow pipe through the one-way valve, heat dissipation cavity is dissipated, then flows into the backflow tank, the hydraulic oil dissipation function of the hydraulic oil dissipation is achieved, and the shock absorption effect is improved.

Furthermore, flow grooves which are uniformly distributed penetrate through the inner part of the second piston, and the middle part of the second piston is connected with a second sealing gasket in a sliding manner;

through above-mentioned technical scheme, run through the circulation groove that has evenly distributed through two insides of piston, have sealed pad two through two middle part sliding connection of piston, realized the function that hydraulic oil flowed at absorbing in-process, improve the shock attenuation effect.

Furthermore, the middle parts of the bottom ends of the supports are fixedly connected with second springs, the second springs are arranged inside the sliding grooves, and the supports are connected inside the sliding grooves in a sliding mode;

through the technical scheme, the spring II is fixedly connected to the middle of the bottom end of the support, the spring II is arranged inside the sliding groove, the sliding connection is conducted inside the sliding groove through the support, the reset function of the shock absorber is achieved, and repeated shock absorption can be achieved.

Furthermore, cushion blocks are arranged at the bottoms of the sliding grooves and fixedly connected to the top end of the base;

through the technical scheme, the cushion blocks are arranged at the bottoms of the sliding grooves and fixedly connected to the top end of the base through the cushion blocks, so that the second spring is fixed and the sliding grooves are limited.

Furthermore, the limiting ring and the first piston are connected inside the sliding cavity in a sliding mode;

through above-mentioned technical scheme, through the equal sliding connection of spacing ring and piston in the sliding chamber inside, realized the function of relapse shock attenuation.

Further, the bottom end of the oil tank is fixedly connected to the middle of the top end of the base;

through above-mentioned technical scheme, through oil tank bottom end fixed connection at base top middle part, realized the fixed to the oil tank, make its steady operation.

Furthermore, the periphery of the upper side of the piston is fixedly connected with an annular pad, and uniformly distributed circulation grooves penetrate through the inside of the piston;

through above-mentioned technical scheme, through a piston upside periphery fixedly connected with annular gasket, run through the circulation groove that has evenly distributed through a piston inside, realized hydraulic oil free flow's function, improve absorbing effect, dispel the heat to hydraulic oil simultaneously.

Furthermore, the top end of the second sealing gasket is fixedly connected with a pressure-receiving block, and the periphery of the upper end of the second sealing gasket is fixedly connected with a third spring;

through above-mentioned technical scheme, through two top fixedly connected with pressure pieces of sealed pad, through two upper end periphery fixedly connected with springs three of sealed pad, realized that hydraulic oil flows back to the oil tank or flows to the function in sliding chamber from the oil tank.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, there is spring groove and cardboard to link to each other cylinder cap bottom, and the cardboard can freely stir in the certain extent bottom the cylinder cap, and the shell both ends are provided with the draw-in groove in the corresponding position of cardboard, when needs are changed the cylinder cap and are dismantled, stir the cardboard to both sides, make inside the cardboard breaks away from the shell, then upwards extract, at this moment the cylinder cap just can realize dismantling, has realized the convenience of installation dismantlement, saves time for the maintenance personal.

2. The utility model discloses in, when cylinder cap elastic damping bumper shock absorber during operation, the connecting rod drives the support, spacing ring and piston press downwards earlier on, the pressure of the sealed pad one at this moment and the annular pad by the hydraulic oil in the oil pocket is up pressed, hydraulic oil passes through the runner groove upflow, the hydraulic oil of lower part can flow back to the oil tank through the runner groove simultaneously, until the kicking block pushes up and receives the piece, vice versa, because long-time work, the hydraulic oil temperature risees, just flow to the back flow through the check valve this moment, dispel the heat in the heat dissipation chamber, then in the refluence oil tank, the radiating function of hydraulic oil has been realized, the absorbing effect has been improved.

Drawings

FIG. 1 is a front sectional view of a cylinder head elastic damping shock absorber convenient to replace and disassemble, which is provided by the utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is an enlarged view of fig. 1 at B.

Illustration of the drawings:

1. a connecting rod; 2. a cylinder cover; 3. a first spring; 4. a second spring; 5. a housing; 6. cushion blocks; 7. a heat dissipation cavity; 8. an oil tank; 9. an oil chamber; 10. a one-way valve; 11. a base; 12. a return pipe; 13. a chute; 14. clamping a plate; 15. a card slot; 16. a support; 17. a limiting ring; 18. a sliding cavity; 19. a circulation tank; 20. a first piston; 21. a top block; 22. a first sealing gasket; 23. an annular pad; 24. a compression block; 25. a second piston; 26. a second sealing gasket; 27. a support buckle plate; 28. a third spring; 29. a trapezoidal cap.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a cylinder cover elastic damping shock absorber convenient to replace and disassemble comprises a connecting rod 1, wherein the connecting rod 1 penetrates through a cylinder cover 2, a support 16 and the middle part of the top end of a limiting ring 17, a first spring 3 is fixedly connected to the middle part of one side, close to the bottom end of the cylinder cover 2, a first clamping plate 14 is fixedly connected to one end, close to the first spring 3, of the clamping plate 14, the clamping plate 14 is clamped inside a clamping groove 15, the clamping groove 15 is arranged in the middle part of one end, far away from a shell 5, of a piston 1, the bottom end of the connecting rod 1 is fixedly connected to the middle part of the top end of a first piston 20, a top block 21 is fixedly connected to the middle part of the bottom end of the first piston 20, a first sealing gasket 22 is fixedly connected to the bottom of the first piston 20 in a sliding mode, a supporting buckle plate 27 is arranged on the periphery of the sliding cavity 18, a second piston 25 is clamped to the top end of the bottom end of the supporting buckle plate 27, an oil cavity 9 is provided with an oil tank 8, return pipe 12 is fixedly connected to the upper side and the lower side of the end, far away from the oil tank 8, the inner part of the bottom end of the return pipe 12 is fixedly connected with a one-way valve 10, the middle part of the top end of the oil tank 8 is clamped with a trapezoidal cap 29, the oil tank 8 is arranged in the heat dissipation cavity 7, the bottom of the cylinder cover 2 is provided with a spring groove and is connected with a clamping plate 14, the clamping plate 14 can be freely shifted at the bottom of the cylinder cover 2 within a certain range, the two ends of the shell 5 are provided with clamping grooves 15 at the corresponding positions of the clamping plate 14, when the cylinder cover 2 needs to be replaced and disassembled, the clamping plate 14 is shifted towards the two sides, the clamping plate 14 is separated from the inner part of the shell 5 and then is pulled upwards, the disassembly of the cylinder cover 2 can be realized, the convenience of installation and disassembly is realized, the time is saved for maintenance personnel, when the elastic damping shock absorber of the cylinder cover works, the connecting rod 1 drives the bracket 16, the limiting ring 17 and the first piston 20 are pressed downwards, and the first sealing gasket 22 and the annular gasket 23 are pressed upwards by the pressure of the hydraulic oil in the oil cavity 9, the hydraulic oil flows upwards through the circulation groove 19, meanwhile, the hydraulic oil at the lower part flows back to the oil tank 8 through the circulation groove 19 until the top block 21 props against the pressure-receiving block 24, and vice versa, and due to long-time work, the temperature of the hydraulic oil rises, the hydraulic oil flows into the return pipe 12 through the one-way valve 10 at the moment, the hydraulic oil dissipates heat in the heat dissipation cavity 7 and then flows back to the oil tank 8, so that the heat dissipation function of the hydraulic oil is realized, and the shock absorption effect is improved.

Evenly distributed circulation grooves 19 penetrate through the interior of the second piston 25, a second sealing gasket 26 is connected to the middle of the second piston 25 in a sliding mode, the function of flowing hydraulic oil in the shock absorption process is achieved, the shock absorption effect is improved, a second spring 4 is fixedly connected to the middle of the bottom end of the support 16, the second spring 4 is arranged inside the sliding groove 13, the support 16 is connected to the interior of the sliding groove 13 in a sliding mode, the second spring 4 is fixedly connected to the middle of the bottom end of the support 16, the spring 4 is arranged inside the sliding groove 13, the support 16 is connected to the interior of the sliding groove 13 in a sliding mode, the reset function of the shock absorber is achieved, repeated shock absorption can be achieved, cushion blocks 6 are arranged at the bottom of the sliding groove 13, cushion blocks 6 are fixedly connected to the top end of the base 11, cushion blocks 6 are arranged at the bottom of the sliding groove 13, the cushion blocks 6 are fixedly connected to the top end of the base 11, the second spring 4 is fixed, the sliding groove 13 is limited, the limiting ring 17 and the first piston 20 are slidably connected to the inside of the sliding cavity 18, the repeated damping function is realized, the bottom end of the oil tank 8 is fixedly connected to the middle of the top end of the base 11, the oil tank 8 is fixed and works stably, the annular cushion 23 is fixedly connected to the periphery of the upper side of the first piston 20, the circulation grooves 19 are uniformly distributed and penetrate through the inside of the first piston 20, the free flowing function of hydraulic oil is realized, and the damping effect is improved, meanwhile, the hydraulic oil is cooled, the top end of the second sealing gasket 26 is fixedly connected with a compression block 24, the periphery of the upper end of the second sealing gasket 26 is fixedly connected with a third spring 28, the compression block 24 is fixedly connected to the top end of the second sealing gasket 26, and the third spring 28 is fixedly connected to the periphery of the upper end of the second sealing gasket 26, so that the function that the hydraulic oil flows back to the oil tank 8 or flows to the sliding cavity 18 from the oil tank 8 is realized.

The working principle is as follows: when the cylinder cover elastic damping shock absorber works, the connecting rod 1 drives the support 16, the limiting ring 17 and the piston 20 to press downwards, at the moment, the sealing gasket 22 and the annular gasket 23 are pressed upwards by the pressure of hydraulic oil in the oil cavity 9, the hydraulic oil flows upwards through the circulating groove 19, meanwhile, the hydraulic oil at the lower part flows back to the oil tank 8 through the circulating groove 19 until the top block 21 pushes the pressed block 24, and vice versa, because of long-time work, the temperature of the hydraulic oil rises, the hydraulic oil flows into the return pipe 12 through the one-way valve 10 at the moment, the heat is dissipated in the heat dissipation cavity 7 and then flows back to the oil tank 8, the function of dissipating the heat of the hydraulic oil is realized, the shock absorption effect is improved, when the shock absorber finishes working, the spring two 4 can jack up the support 16, thereby drive connecting rod 1 spacing ring 17 and piston 20 and upwards slide, sealed pad 22 and the annular pad 23 downstream this moment, at this moment upper portion hydraulic oil can flow downwards through circulation groove 19, spring three 28 is by the jack-up of compressed block 24, make the hydraulic oil in the oil tank 8 flow to in the sliding chamber 18, there is spring groove and cardboard 14 in cylinder cap 2 bottom to link to each other, cardboard 14 can freely stir at cylinder cap 2 bottom within a certain limit, shell 5 both ends are provided with draw-in groove 15 in cardboard 14 corresponding position, when needing to change the dismantlement to cylinder cap 2, stir cardboard 14 to both sides, make cardboard 14 break away from the shell 5 inside, then upwards extract, at this moment cylinder cap 2 just can realize the dismantlement, the convenience of installation dismantlement has been realized, time saving for the maintenance personal.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a cylinder cap elastic damping bumper shock absorber convenient to change dismantlement, includes connecting rod (1), its characterized in that: the connecting rod (1) penetrates through a cylinder cover (2), a support (16) and a limiting ring (17) are arranged in the middle of the top end of the cylinder cover (2), a first spring (3) is fixedly connected to the middle of one side, close to the bottom end of the cylinder cover (2), of the first spring (3), a clamping plate (14) is fixedly connected to one end, close to the middle of the top end of the first spring (3), of the clamping plate (14), the clamping plate (15) is arranged inside a clamping groove (15), the middle of one end, far away from a shell (5), of the shell (5), the connecting rod (1) is fixedly connected to the middle of the top end of a first piston (20), a top block (21) is fixedly connected to the middle of the bottom end of the first piston (20), a first sealing gasket (22) is fixedly connected to the bottom of the first piston (20), the first piston (20) is slidably connected to the inside of a sliding cavity (18), a supporting buckling plate (27) is arranged on the periphery of the sliding cavity (18), a second piston (27) is fixedly connected to a second piston (25), an oil cavity (9) is arranged on the periphery of the supporting buckling plate (9), an oil cavity (8) is arranged on the periphery of the oil cavity (9), an oil tank (8), a one-way valve (12) is fixedly connected to the upper side and a bottom end of the return pipe (12) and a one-way valve (10) is fixedly connected to the other end of the return pipe (8), the oil tank (8) is arranged inside the heat dissipation cavity (7).

2. The cylinder cover elastic damping shock absorber convenient to replace and disassemble as claimed in claim 1, wherein: and uniformly distributed circulation grooves (19) penetrate through the inner part of the second piston (25), and the middle part of the second piston (25) is connected with a second sealing gasket (26) in a sliding manner.

3. The cylinder cover elastic damping shock absorber convenient to replace and disassemble as claimed in claim 1, wherein: the equal fixedly connected with spring two (4) in support (16) bottom middle part, spring two (4) all set up inside spout (13), equal sliding connection of support (16) is inside spout (13).

4. The cylinder cover elastic damping shock absorber convenient to replace and disassemble as claimed in claim 3, wherein: the bottom of the sliding groove (13) is provided with a cushion block (6), and the cushion block (6) is fixedly connected to the top end of the base (11).

5. The cylinder cover elastic damping shock absorber convenient to replace and disassemble as claimed in claim 1, wherein: the limiting ring (17) and the piston I (20) are connected inside the sliding cavity (18) in a sliding mode.

6. The cylinder cover elastic damping shock absorber convenient to replace and disassemble as claimed in claim 1, wherein: the bottom end of the oil tank (8) is fixedly connected to the middle of the top end of the base (11).

7. The cylinder cover elastic damping shock absorber convenient to replace and disassemble as claimed in claim 1, wherein: the periphery of the upper side of the first piston (20) is fixedly connected with an annular pad (23), and the inner part of the first piston (20) is penetrated with uniformly distributed circulation grooves (19).

8. The cylinder cover elastic damping shock absorber convenient to replace and disassemble as claimed in claim 2, wherein: the top end of the second sealing gasket (26) is fixedly connected with a compression block (24), and the periphery of the upper end of the second sealing gasket (26) is fixedly connected with a third spring (28).