CN206190799U - A damping device for vapour vehicle suspension - Google Patents
A damping device for vapour vehicle suspension Download PDFInfo
- Publication number
- CN206190799U CN206190799U CN201621275634.9U CN201621275634U CN206190799U CN 206190799 U CN206190799 U CN 206190799U CN 201621275634 U CN201621275634 U CN 201621275634U CN 206190799 U CN206190799 U CN 206190799U
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- CN
- China
- Prior art keywords
- spring
- damping device
- coil spring
- advance
- push rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a damping device for vapour vehicle suspension, including telescopic type damper and coil spring, the telescopic type damper comprises a preceding damping section of thick bamboo, damper rod and back bracket, and the coil spring cover is established in damper rod's the outside, and coil spring is by last spring, well spring and the tertiary rigidity spring formed of spring down, is equipped with between coil spring and the back bracket and carries the adjustment sheet in advance, carry in advance the adjustment sheet middle part offered with the perforation of damper rod complex, carry in advance the adjustment sheet after near the side symmetry of bracket offered a set of apical pore, the pole body of ejector pin is equipped with the external screw thread, the internal thread hole has been seted up in the back bracket. The utility model discloses coil spring is tertiary rigidity spring, can rationally set up according to the user demand in, the rigidity of spring down to realize multi -level buffer's effect, carry the adjustment sheet in advance and utilize the ejector pin to adjust with the distance of back bracket, and then make carrying in advance of coil spring change, satisfy the automobile body shock attenuation demand of different weight.
Description
Technical field
The utility model is related to automobile shock technical field, and in particular to a kind of damping device for automotive suspension.
Background technology
Comfortableness is one of most important performance of car.Comfortableness is relevant with the natural vibration characteristic of vehicle body, and car
The natural vibration characteristic of body is again related to the characteristic of suspension.Be currently used for the damping device of automotive suspension, mainly by helical spring,
Telescopic shock absorber, distance rod and QS composition, wherein helical spring mainly plays a part of to slow down impulsive force, cartridge type damping
The Main Function of device is decay vibration, and its operation principle is the damper when being shaken between vehicle frame and vehicle bridge and relative motion occur
Interior piston is moved up and down, and the fluid in snubber cavity just repeatedly flows into another chamber from a chamber by different holes
It is interior.The intermolecular interior friction of friction and fluid now between hole wall and fluid forms damping force to vibrations, makes thump energy
Fluid heat energy is converted into, then is dispersed into air by absorber.
It is currently used for the damping device of automotive suspension Shortcomings part in use, coordinates with telescopic shock absorber
Helical spring is mostly one-level rigidity, and the spring preload without multi-buffer function, and helical spring cannot be adjusted, no
The vehicle body demand of Different Weight is adapted to, using receiving larger limitation.
Utility model content
The purpose of this utility model is to overcome the above-mentioned problems in the prior art, there is provided one kind is used for automotive suspension
Damping device, while with multi-buffer function, spring preload can be adjusted, meet the vehicle body damping need of Different Weight
Ask.
To realize above-mentioned technical purpose, above-mentioned technique effect is reached, the utility model is to be achieved through the following technical solutions：
A kind of damping device for automotive suspension, including telescopic shock absorber and helical spring, the telescopic shock absorber by
Preceding damping cylinder, damper rod and rear bracket composition, the helical spring are set in the outside of damper rod, the two ends of the helical spring
It is limited between preceding damping cylinder and rear bracket, the helical spring is firm in the three-level being made up of upper spring, middle spring and lower spring
Degree spring, is provided with preload adjustment piece between the helical spring and rear bracket, the preload adjustment piece middle part offers and damping
The perforation that bar coordinates, the preload adjustment piece symmetrically offers the apical pore that a group and push rod coordinate, institute near the side of rear bracket
The shaft for stating push rod is provided with external screw thread, and the internal thread hole coordinated with push rod is offered in the rear bracket.
Further, in the helical spring, the rigidity of upper spring and lower spring is all higher than the rigidity of middle spring.
Further, the preload adjustment piece is made up of stainless steel material.
Further, the hemispherical structure in the top of the push rod.
Further, the push rod is provided with interior hexagonal (hexagon)nut away from the end of top.
The beneficial effects of the utility model are：
Helical spring is three-level rigid spring, can rationally set upper spring, middle spring and lower spring according to use demand
Rigidity, to realize the effect of multi-buffer；By being provided with preload adjustment piece, preload adjustment between helical spring and rear bracket
Piece is adjusted with the distance of rear bracket using push rod, and then causes that the preloading of helical spring changes, and meets Different Weight
Vehicle body shock attenuation needs.
Certainly, implement any product of the present utility model to it is not absolutely required to while reaching all the above advantage.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, make required for being described to embodiment below
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Other accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of preload adjustment piece and push rod in the utility model；
In accompanying drawing, the list of parts representated by each label is as follows：
Damp cylinder before 1-, 2- damper rods, bracket after 3-, the upper springs of 4-, spring in 5-, 6- lower springs, 7- preload adjustment pieces,
8- push rods, 9- apical pores.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment for being obtained, belongs to the scope of the utility model protection.
Refer to shown in Fig. 1-2, the utility model is a kind of damping device for automotive suspension, including telescopic shock absorber
And helical spring, telescopic shock absorber is made up of preceding damping cylinder 1, damper rod 2 and rear bracket 3, and the helical spring is set in damping
The outside of bar 2, the two ends of helical spring are limited between preceding damping cylinder 1 and rear bracket 3, and helical spring is in by upper spring 4, is hit by a bullet
The three-level rigid spring of spring 5 and the composition of lower spring 6, is provided with preload adjustment piece 7, preload adjustment between helical spring and rear bracket 3
The middle part of piece 7 offers the perforation coordinated with damper rod 2, preload adjustment piece 7 near rear bracket 3 side it is symmetrical offer one group with
The apical pore 9 that push rod 8 coordinates, the shaft of push rod 8 is provided with external screw thread, and the internal thread hole coordinated with push rod 8 is offered in rear bracket 3.
Wherein, the upper spring 4 of helical spring and the rigidity of lower spring 6 are all higher than the rigidity of middle spring 5.
Wherein, preload adjustment piece 7 is made up of stainless steel material.
Wherein, the hemispherical structure in the top of push rod 8, the end away from top is provided with interior hexagonal (hexagon)nut.
One of the present embodiment has particular application as：Helical spring is three-level rigid spring, can be according to use demand, rationally
The rigidity of spring 4, middle spring 5 and lower spring 6 in setting, to realize the effect of multi-buffer；By in helical spring and butt
Preload adjustment piece 7 is provided between seat 3, preload adjustment piece 7 is adjusted with the distance of rear bracket 3 using push rod 8, and then causes spiral shell
Rotation the preloading of spring changes, and meets the vehicle body shock attenuation needs of Different Weight.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Specific features, structure, material or the feature described with reference to the embodiment or example are contained in of the present utility model at least one
In embodiment or example.In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or
Example.And, the specific features of description, structure, material or feature can be in one or more any embodiments or examples
In combine in an appropriate manner.
The utility model preferred embodiment disclosed above is only intended to help and illustrates the utility model.Preferred embodiment is simultaneously
There is no all of details of detailed descriptionthe, it is only described specific embodiment that the utility model is not limited yet.Obviously, according to this theory
The content of bright book, can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is in order to preferably
Principle of the present utility model and practical application are explained, so that skilled artisan can be best understood by and utilize this
Utility model.The utility model is only limited by claims and its four corner and equivalent.
Claims (5)
1. a kind of damping device for automotive suspension, including telescopic shock absorber and helical spring, it is characterised in that：The cartridge type
Damper is made up of preceding damping cylinder, damper rod and rear bracket, and the helical spring is set in the outside of damper rod, the spiral bullet
The two ends of spring are limited between preceding damping cylinder and rear bracket, and the helical spring is in be made up of upper spring, middle spring and lower spring
Three-level rigid spring, be provided with preload adjustment piece between the helical spring and rear bracket, the preload adjustment piece middle part opens up
There is the perforation coordinated with damper rod, the preload adjustment piece symmetrically offers one group with push rod cooperation near the side of rear bracket
Apical pore, the shaft of the push rod is provided with external screw thread, and the internal thread hole coordinated with push rod is offered in the rear bracket.
2. the damping device for automotive suspension according to claim 1, it is characterised in that：In the helical spring, on
The rigidity of spring and lower spring is all higher than the rigidity of middle spring.
3. the damping device for automotive suspension according to claim 1, it is characterised in that：The preload adjustment piece is not by
Rust Steel material is made.
4. the damping device for automotive suspension according to claim 1, it is characterised in that：The top of the push rod is in half
Spherical structure.
5. the damping device for automotive suspension according to claim 1, it is characterised in that：The push rod is away from top
End is provided with interior hexagonal (hexagon)nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621275634.9U CN206190799U (en) | 2016-11-25 | 2016-11-25 | A damping device for vapour vehicle suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621275634.9U CN206190799U (en) | 2016-11-25 | 2016-11-25 | A damping device for vapour vehicle suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206190799U true CN206190799U (en) | 2017-05-24 |
Family
ID=58724964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621275634.9U Expired - Fee Related CN206190799U (en) | 2016-11-25 | 2016-11-25 | A damping device for vapour vehicle suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206190799U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109094321A (en) * | 2018-09-29 | 2018-12-28 | 北京云迹科技有限公司 | Suspension shock absorber, robot chassis and robot |
| CN109733142A (en) * | 2019-03-11 | 2019-05-10 | 汉腾汽车有限公司 | A kind of spring base of changeable spring rate |
-
2016
- 2016-11-25 CN CN201621275634.9U patent/CN206190799U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109094321A (en) * | 2018-09-29 | 2018-12-28 | 北京云迹科技有限公司 | Suspension shock absorber, robot chassis and robot |
| CN109733142A (en) * | 2019-03-11 | 2019-05-10 | 汉腾汽车有限公司 | A kind of spring base of changeable spring rate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |