CN211667078U

CN211667078U - High-strength spring shock absorber

Info

Publication number: CN211667078U
Application number: CN201922373134.9U
Authority: CN
Inventors: 施晓玮
Original assignee: Wuxi Qiong Ju Machinery Technology Co ltd
Current assignee: Wuxi Qiong Ju Machinery Technology Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-10-13
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a spring damper of high strength relates to spring damper technical field. The utility model discloses a barrel, the inside top of barrel is equipped with an end cover, the inside of barrel is equipped with a damping spring, damping spring's top sliding connection has a piston, fixed mounting has a piston rod on the top face of piston, the piston rod runs through the end cover and extends to the outside of end cover, the both sides of piston rod all are equipped with an auxiliary damping assembly, auxiliary damping assembly includes a protection section of thick bamboo, the inside bottom fixed mounting of a protection section of thick bamboo has a baffle, an inlet port has been seted up to the inside of baffle, the top fixed mounting of baffle has an gasbag, the gasbag link up with the inlet port. The utility model discloses a set up supplementary damper assembly, can strengthen spring damper's intensity, through the combined use of friction disc and friction plate, can reduce damper spring's deformation volume to make the probability greatly reduced that damper spring damaged, thereby prolong spring damper's life.

Description

High-strength spring shock absorber

Technical Field

The utility model belongs to the technical field of spring damper, especially, relate to a spring damper of high strength.

Background

The spring damper is mainly suitable for the vibration resistance of pipelines and equipment in nuclear power plants, thermal power plants, chemical plants, steel plants and the like. Piping vibration, which is often used to control the hang-up of fluid vibration excitations (e.g., fluid pulsations, two-phase flow, high velocity flow, wind vibration, etc.).

At present, spring damper intensity on the market is lower, and because damping spring's deformation volume is great moreover to lead to damping spring to easily receive the damage, thereby lead to the life of bumper shock absorber to reduce, for this, the utility model designs a spring damper of high strength, with this, solve above problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spring damper of high strength, through setting up supplementary damper, has solved the lower problem of current spring damper intensity.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a high-strength spring shock absorber, which comprises a cylinder body, wherein an end cover is arranged at the top end inside the cylinder body, a shock absorbing spring is arranged inside the cylinder body, a piston is connected above the shock absorbing spring in a sliding manner, a piston rod is fixedly arranged on the top end surface of the piston, the piston rod penetrates through the end cover and extends to the outer side of the end cover, and auxiliary shock absorbing components are arranged on two sides of the piston rod;

the auxiliary damping assembly comprises a protection barrel, a partition plate is fixedly mounted at the bottom end inside the protection barrel, an air inlet is formed in the partition plate, an air bag is fixedly mounted above the partition plate, the air bag is communicated with the air inlet, a connecting pipe is fixedly mounted at the bottom end of the peripheral side surface of the protection barrel, one end surface, away from the protection barrel, of the connecting pipe is communicated with the barrel, and the protection barrel is fixedly connected with the barrel through a fixing rod;

two spouts have been seted up to the week side of barrel, the equal fixed mounting in both sides that the week side of barrel just is located the spout has a friction disc, the top fixed mounting of piston rod has a friction plate, the relative inner wall and the friction disc contact of friction plate, the equal fixed mounting of the relative inner wall of friction plate has a slider, the slider is located the inside of spout and with spout sliding fit.

Furthermore, a sealing ring is fixedly sleeved on the peripheral side surface of the piston, and the sealing ring is a rubber component.

Furthermore, a vent hole is formed in the top end face of the inner portion of the protection cylinder.

Furthermore, a friction hole matched with the friction plate is formed in one opposite inner wall of the friction plate.

Furthermore, the lower surface of the cylinder and the upper surface of the friction plate are both fixedly provided with a hanging ring, and the hanging ring is a component made of steel alloy.

The utility model discloses following beneficial effect has:

the utility model discloses an extrusion friction plate, the friction plate will extrude the piston rod downwards, at this moment the piston rod will extrude the piston downwards, the piston will extrude damping spring, in the process that the piston extrudes damping spring, the atmospheric pressure of barrel bottom will increase, at this moment the atmospheric pressure of barrel bottom will enter into the inside of gasbag through connecting pipe and inlet port with this, make the gasbag expand, thereby prevent damping spring's shrink, in addition in the process that the piston extrudees damping spring, the friction hole on the relative inner wall of friction plate will rub with the friction disc, thereby prevent the friction plate downstream, indirectly prevent damping spring to shrink, the utility model discloses an setting up supplementary damping assembly, can strengthen spring damper's intensity, through the combined use of friction disc and friction plate, can reduce damping spring's deformation volume, thereby make damping spring's probability of damaging greatly reduced, thereby prolonging the service life of the spring damper.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic structural view of a high-strength spring damper according to the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the auxiliary shock absorbing assembly of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-cylinder body, 2-end cover, 3-damping spring, 4-piston, 5-piston rod, 6-auxiliary damping component, 601-protective cylinder, 602-clapboard, 603-air inlet, 604-air bag, 605-connecting pipe, 606-fixing rod, 7-friction plate, 8-chute, 9-friction plate and 10-sliding block.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention relates to a high strength spring damper, which includes a cylinder 1, an end cap 2 is disposed at the top end of the cylinder 1, a damping spring 3 is disposed inside the cylinder 1, a piston 4 is slidably connected above the damping spring 3, a piston rod 5 is fixedly mounted on the top end surface of the piston 4, the piston rod 5 penetrates through the end cap 2 and extends to the outside of the end cap 2, and an auxiliary damping assembly 6 is disposed at both sides of the piston rod 5;

the auxiliary shock absorption assembly 6 comprises a protection cylinder 601, a partition 602 is fixedly installed at the bottom end inside the protection cylinder 601, an air inlet 603 is formed in the partition 602, an air bag 604 is fixedly installed above the partition 602, the air bag 604 is communicated with the air inlet 603, a connecting pipe 605 is fixedly installed at the bottom end of the peripheral side surface of the protection cylinder 601, one end surface, away from the protection cylinder 601, of the connecting pipe 605 is communicated with the cylinder body 1, and the protection cylinder 601 is fixedly connected with the cylinder body 1 through a fixing rod 606;

two chutes 8 are formed in the peripheral side surface of the cylinder 1, friction plates 7 are fixedly mounted on the peripheral side surface of the cylinder 1 and on two sides of the chutes 8, a friction plate 9 is fixedly mounted on the top end of the piston rod 5, one opposite inner wall of the friction plate 9 contacts with the friction plate 7, one opposite inner wall of the friction plate 9 is fixedly mounted with a slider 10, and the slider 10 is located inside the chute 8 and is in sliding fit with the chute 8.

Wherein, the peripheral side of the piston 4 is fixedly sleeved with a sealing ring which is a rubber component.

Wherein, an air vent is arranged on the top end surface of the inner part of the protective cylinder 601.

Wherein, a relative inner wall of the friction plate 9 is provided with a friction hole matched with the friction plate 7.

Wherein, the lower surface of the cylinder 1 and the upper surface of the friction plate 9 are both fixedly provided with a hanging ring which is a component made of steel alloy.

One specific application of this embodiment is: when the friction plate 9 is extruded, the friction plate 9 will extrude the piston rod 5 downwards, at this time, the piston rod 5 will extrude the piston 4 downwards, the piston 4 will extrude the damping spring 3, in the process that the piston 4 extrudes the damping spring 3, the air pressure at the bottom end of the cylinder 1 will be increased, at this time, the air pressure at the bottom end of the cylinder 1 will enter the air bag 604 through the connecting pipe 605 and the air inlet 603, so that the air bag 604 expands, thereby preventing the damping spring 3 from contracting, in addition, in the process that the piston 4 extrudes the damping spring 3, the friction hole on the relative inner wall of the friction plate 9 will rub against the friction plate 7, thereby preventing the friction plate 9 from moving downwards and indirectly preventing the damping spring 3 from contracting, the utility model discloses an auxiliary damping component 6 is arranged, the strength of the spring damper can be enhanced, and by combining the friction plate 7 with the friction plate 9, the deformation amount of the damping spring 3 can be reduced, so that the damage probability of the damping spring 3 is greatly reduced, and the service life of the spring damper is prolonged.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a spring damper of high strength, includes barrel (1), its characterized in that: an end cover (2) is arranged at the top end of the interior of the cylinder body (1), a damping spring (3) is arranged in the cylinder body (1), a piston (4) is connected above the damping spring (3) in a sliding mode, a piston rod (5) is fixedly installed on the top end face of the piston (4), the piston rod (5) penetrates through the end cover (2) and extends to the outer side of the end cover (2), and auxiliary damping assemblies (6) are arranged on two sides of the piston rod (5);

the auxiliary shock absorption assembly (6) comprises a protection barrel (601), a partition plate (602) is fixedly installed at the bottom end inside the protection barrel (601), an air inlet hole (603) is formed in the partition plate (602), an air bag (604) is fixedly installed above the partition plate (602), the air bag (604) is communicated with the air inlet hole (603), a connecting pipe (605) is fixedly installed at the bottom end of the peripheral side face of the protection barrel (601), one end face, far away from the protection barrel (601), of the connecting pipe (605) is communicated with the barrel body (1), and the protection barrel (601) is fixedly connected with the barrel body (1) through a fixing rod (606);

two spouts (8) have been seted up to the side of week of barrel (1), the equal fixed mounting in both sides that the side of week of barrel (1) just is located spout (8) has a friction disc (7), the top fixed mounting of piston rod (5) has a friction plate (9), the relative inner wall and the friction disc (7) contact of friction plate (9), the equal fixed mounting of the relative inner wall of friction plate (9) has a slider (10), slider (10) are located the inside of spout (8) and with spout (8) sliding fit.

2. The high-strength spring shock absorber according to claim 1, wherein a sealing ring is fixedly sleeved on the peripheral side surface of the piston (4), and the sealing ring is a rubber member.

3. A high-strength spring damper as claimed in claim 1, wherein a vent hole is formed on the inner top end surface of said protective cylinder (601).

4. A high strength spring damper according to claim 1, wherein a friction hole matching with the friction plate (7) is formed on an opposite inner wall of the friction plate (9).

5. A high strength spring damper according to claim 1, wherein a hanging ring is fixedly mounted on both the lower surface of the cylinder (1) and the upper surface of the friction plate (9), and the hanging ring is a member made of steel alloy.