CN216618350U

CN216618350U - A high-strength helical shock-absorbing spring

Info

Publication number: CN216618350U
Application number: CN202123277262.7U
Authority: CN
Inventors: 顾徐昌
Original assignee: Renqiu Jinnan Spring Co ltd
Current assignee: Renqiu Jinnan Spring Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-27
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to the technical field of shock absorption, in particular to a high-strength helical shock-absorbing spring, which is convenient for adjusting the lower limit of compression and the upper limit of tension of the shock-absorbing spring and has a good protective effect on the shock-absorbing spring, comprising a casing, a casing The top end of the casing is fixedly provided with a first fixing block, the bottom end of the housing is fixedly provided with a second fixing block, the bottom end of the second fixing block is fixedly provided with a second connecting shaft, and the interior of the casing is provided with a shock-absorbing spring to reduce shock absorption. The top end of the spring is provided with a pressing block, and the top end of the pressing block is provided with a first connecting shaft, the first connecting shaft penetrates the housing and the second fixing block and extends upward, and the left and right parts of the housing are provided with limiting grooves, and the pressing The left end and the right end of the block are installed with limit blocks, the middle of each limit block is provided with a fixing bolt, the first connecting shaft and the first fixing block are in sliding connection, each fixing bolt is connected with the pressing block through threads, and the third The first connecting shaft and the second connecting shaft are both provided with mounting holes, and the material of the limiting block and the casing are both metal steel.

Description

High-strength spiral damping spring

Technical Field

The utility model relates to the technical field of shock absorption, in particular to a high-strength spiral shock absorption spring.

Background

As is known, a spring is a mechanical part that works by means of elasticity. The part made of elastic material deforms under the action of external force and restores to the original shape after the external force is removed. Also used as a "spring". Typically made of spring steel. The types of springs are complex and various, and mainly include spiral springs, volute springs, plate springs, special springs and the like according to the shapes.

The shock absorber is a device which is widely used in the mechanical industry, and comprises a spring shock absorber, a rubber shock absorber, an air cushion type shock absorber and the like in the prior art, and the shock absorber needle has a good shock absorption effect on heavy vibration equipment.

The compression amount and the stretching amount of the damping springs of different models are different, when the compression amount and the stretching amount exceed the bearing range of the damping springs, the damping springs are easy to damage, after the damping springs are used for a period of time, the bearing range of the compression amount and the stretching amount can be lower, the existing damping springs are not convenient to adjust the lower limit of compression and the upper limit of stretching, and the damping springs cannot be well protected.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the high-strength spiral damping spring which is convenient for adjusting the lower compression limit and the upper stretching limit of the damping spring and has good protection effect on the damping spring.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a spiral damping spring of high strength, which comprises a housin, the fixed first fixed block that is provided with in top of casing, the bottom mounting of casing is provided with the second fixed block, the bottom mounting of second fixed block is provided with the second connecting axle, the inside of casing is provided with damping spring, damping spring's top is provided with the briquetting, the top of briquetting is provided with first connecting axle, first connecting axle runs through casing and second fixed block and upwards extends, the left part and the right part of casing all are provided with the spacing groove, the stopper is all installed to the left end and the right-hand member of briquetting, the middle part of every stopper all is provided with fixing bolt.

Furthermore, the first connecting shaft is connected with the first fixing block in a sliding mode.

Furthermore, each fixing bolt is connected with the pressing block through threads.

Furthermore, the first connecting shaft and the second connecting shaft are both provided with mounting holes.

Furthermore, the limiting blocks and the shell are made of metal steel.

Furthermore, each limiting groove penetrates through the shell.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-strength spiral damping spring which has the following beneficial effects:

this spiral damping spring of high strength, setting through stopper and spacing groove, can prescribe a limit to damping spring's decrement and decrement, the effectual decrement and the decrement that prevents damping spring surpass the bearing range, pass through threaded connection through fixing bolt and briquetting, be convenient for to the change of stopper, through the stopper of changing different length, can change damping spring's decrement and decrement, after damping spring used for a long time, can be in proper amount the length of stopper more, increase the protection band to damping spring, thereby the effectual effect of protecting damping spring that plays, the effectual damping spring that prevents harms, the effectual life who prolongs damping spring.

Drawings

FIG. 1 is a schematic diagram of an isometric configuration of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a front cross-sectional structural schematic view of the present invention;

fig. 4 is a schematic view of the internal structure of the present invention.

In the figure: 1. a housing; 2. a first fixed block; 3. a second fixed block; 4. a first connecting shaft; 5. a second connecting shaft; 6. a damping spring; 7. briquetting; 8. a limiting groove; 9. a limiting block; 10. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the high-strength spiral damping spring of the present invention includes a housing 1 for protecting a damping spring 6, a first fixing block 2 is fixedly disposed at a top end of the housing 1, a second fixing block 3 is fixedly disposed at a bottom end of the housing 1 for connecting the housing 1 and a second connecting shaft 5, a second connecting shaft 5 is fixedly disposed at a bottom end of the second fixing block 3, and the damping spring 6 is disposed inside the housing 1 for damping.

Damping spring 6's top is provided with briquetting 7, and briquetting 7's top is provided with first connecting axle 4, and first connecting axle 4 runs through casing 1 and second fixed block 3 and upwards extends, and first connecting axle 4 and first fixed block 2 are sliding connection, all are provided with the mounting hole on first connecting axle 4 and the second connecting axle 5, carry out mechanical connection with other devices.

The left part and the right part of the shell 1 are respectively provided with a limiting groove 8, each limiting groove 8 penetrates through the shell 1, the left end and the right end of the pressing block 7 are respectively provided with a limiting block 9, the materials of the limiting blocks 9 and the shell 1 are metal steel, the limiting blocks 9 and the shell 1 have good hardness, the setting of the limiting blocks 9 and the limiting grooves 8 can limit the compression amount and the tension amount of the damping spring 6, the tension amount and the compression amount of the damping spring 6 are effectively prevented from exceeding the bearing range, the effect of protecting the damping spring 6 is effectively achieved, the damage of the damping spring 6 is effectively prevented, the service life of the damping spring 6 is effectively prolonged, the middle part of each limiting block 9 is provided with a fixing bolt 10, each fixing bolt 10 is in threaded connection with the pressing block 7, the replacement of the limiting blocks 9 is convenient, the compression amount and the tension amount of the damping spring 6 can be changed by replacing the limiting blocks 9 with different lengths, after the damping spring 6 is used for a long time, the length of the limit block 9 can be properly increased, and the protection range of the damping spring 6 is enlarged.

To sum up, this spiral damping spring of high strength, when using, carry out mechanical connection with first connecting axle 4, second connecting axle 5 and other devices, this spiral damping spring of high strength plays absorbing effect to the device of connecting, when beginning to use this spiral damping spring of high strength, can not install stopper 9, wait damping spring 6 and use a period of time after, the stopper 9 that regular change has certain length, and every uses a period of time after the appropriate amount increases stopper 9's length, and change this stopper 9, play good guard action to damping spring 6, effectually prevented damping spring 6 excessive compression and tensile, increase damping spring 6's life.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high-strength helical shock-absorbing spring, comprising a casing (1), characterized in that a first fixing block (2) is fixedly arranged at the top of the casing (1), and the casing (1) The bottom end of the casing (1) is fixedly provided with a second fixing block (3), the bottom end of the second fixing block (3) is fixedly provided with a second connecting shaft (5), and the interior of the casing (1) is provided with a shock absorbing A spring (6), the top end of the damping spring (6) is provided with a pressure block (7), the top end of the pressure block (7) is provided with a first connecting shaft (4), the first connecting shaft (4) ) runs through the casing (1) and the second fixing block (3) and extends upward, the left and right parts of the casing (1) are provided with limiting grooves (8), and the left end of the pressing block (7) A limit block (9) is installed on the right end and the limit block (9), and a fixing bolt (10) is arranged in the middle of each limit block (9).

2 . The high-strength helical shock-absorbing spring according to claim 1 , wherein the first connecting shaft ( 4 ) and the first fixing block ( 2 ) are in sliding connection. 3 .

3 . The high-strength helical shock-absorbing spring according to claim 1 , wherein each of the fixing bolts ( 10 ) is connected with the pressing block ( 7 ) through threads. 4 .

4. The high-strength helical shock-absorbing spring according to claim 1, characterized in that: the first connecting shaft (4) and the second connecting shaft (5) are both provided with mounting holes.

5 . The high-strength helical shock-absorbing spring according to claim 1 , wherein the limiting block ( 9 ) and the casing ( 1 ) are made of metal steel. 6 .

6 . The high-strength helical damping spring according to claim 1 , wherein each of the limiting grooves ( 8 ) penetrates through the casing ( 1 ). 7 .