CN220523164U - Automobile driving shaft damper - Google Patents
Automobile driving shaft damper Download PDFInfo
- Publication number
- CN220523164U CN220523164U CN202322176177.4U CN202322176177U CN220523164U CN 220523164 U CN220523164 U CN 220523164U CN 202322176177 U CN202322176177 U CN 202322176177U CN 220523164 U CN220523164 U CN 220523164U
- Authority
- CN
- China
- Prior art keywords
- damper
- main body
- driving shaft
- annular
- damping
- 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.)
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Links
- 238000013016 damping Methods 0.000 claims abstract description 39
- 238000000576 coating method Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Motor Power Transmission Devices (AREA)
Abstract
The utility model relates to the technical field of dampers, in particular to an automobile driving shaft damper. The technical scheme includes that the damper comprises a damper main body, annular clamping grooves and damping blocks, the damping blocks are symmetrically and fixedly arranged at the outer side positions of the outer surface of the damper main body, and annular grooves are symmetrically arranged at the outer side positions of the inner wall of the damper main body. The utility model can improve the vibration damping performance of the driving shaft damper of the driving automobile, and simultaneously improve the resonance frequency of the driving shaft damper, and has wider applicability.
Description
Technical Field
The utility model relates to the technical field of dampers, in particular to an automobile driving shaft damper.
Background
The automobile driving shaft damper is one kind of damping product comprising damping block and elastic rubber and through vulcanization, and has the main effect of eliminating the bending mode resonance of the driving shaft via resonance principle.
The existing automobile driving shaft damper generally only has a single damping block, the damping capacity of the single damping block is limited, particularly in rugged road sections, the resonance frequency of the existing driving shaft damper is generally low, and the existing driving shaft damper cannot meet the development requirements of more and more different automobile types.
Disclosure of Invention
The utility model aims to provide an automobile driving shaft damper which has the advantages of improving the vibration damping performance of the automobile driving shaft damper, improving the resonance frequency of the automobile driving shaft damper and being wider in applicability, and solves the problems that the existing automobile driving shaft damper generally only has a single damping block, the vibration damping capacity of the single damping block is limited, particularly in some rugged road sections, the resonance frequency of the existing driving shaft damper is generally lower, and the development requirements of more and more different automobile types cannot be met.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the automobile driving shaft damper comprises a damper main body, annular clamping grooves and damping blocks, wherein the damping blocks are symmetrically and fixedly arranged at the outer side position of the outer surface of the damper main body, and annular grooves are symmetrically arranged at the outer side position of the inner wall of the damper main body.
Preferably, annular clamping grooves are symmetrically formed in the outer surface of the damper main body at positions close to the outer sides of the two damping blocks.
Preferably, friction coatings are symmetrically arranged on the inner wall of the damper main body close to the two ends, and the two friction coatings and the two annular clamping grooves are in one-to-one correspondence.
Preferably, the two damping blocks and the two annular grooves are in one-to-one correspondence.
Preferably, the inner diameter of the damper body is slightly smaller than the outer diameter of the drive shaft.
Preferably, the annular groove diameter is greater than the drive shaft outer diameter.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the damping blocks and the annular grooves, the effects of improving the vibration damping performance of the driving shaft damper of the driving automobile, improving the resonance frequency of the driving shaft damper and being wider in applicability are achieved, the two damping blocks can improve the vibration absorbing performance of the damper main body relative to a single damping block, and meanwhile, the two annular grooves corresponding to the two damping blocks one by one form two resonance cavities between the damper main body and the driving shaft after the damper main body is assembled, so that the resonance frequency of the damper main body is improved.
2. According to the utility model, the friction coating is arranged, so that the effect of preventing the assembled damper and the driving shaft from loosening is achieved, the friction coating is contacted with the surface of the driving shaft, the friction force between the inner wall of the damper main body and the outer surface of the driving shaft is improved, and the damper main body is prevented from loosening.
Drawings
FIG. 1 is a schematic diagram of the main sectional structure of the present utility model.
Reference numerals: 1. a friction coating; 2. a damper main body; 3. an annular clamping groove; 4. a damping block; 5. an annular groove.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
As shown in fig. 1, the automobile driving shaft damper provided by the utility model comprises a damper main body 2, annular clamping grooves 3 and damping blocks 4, wherein the damper main body 2 is made of elastic rubber, the damping blocks 4 are made of metal, the damping blocks 4 are symmetrically and fixedly arranged at the outer side positions of the outer surfaces of the damper main body 2, the two damping blocks 4 and the damper main body 2 are bonded together through vulcanization, the two damping blocks 4 can improve vibration absorption performance relative to a single damping block 4, annular grooves 5 are symmetrically arranged at the outer side positions of the inner walls of the damper main body 2, the diameter of the annular grooves 5 is larger than the outer diameter of the driving shaft, after the damper main body 2 is assembled on the driving shaft, two resonant cavities are formed between the two annular grooves 5 and the driving shaft, the resonant frequency is improved, the two damping blocks 4 and the two annular grooves 5 are in one-to-one correspondence, the outer surfaces of the damper main body 2 are symmetrically provided with the annular clamping grooves 3 near the outer side positions of the two damping blocks 4, when the damper main body 2 is assembled on the driving shaft, the two annular clamping grooves 3 are clamped into the two annular clamping clamps for fixing the damper main body 2, friction coating layers 1 are symmetrically arranged at the positions near the two ends of the inner walls of the damper main body 2, the friction coating layers 1 and the two annular clamping grooves 3 are further in one-to-one correspondence to-one friction between the two annular clamping grooves 2 and the driving shaft 2, the inner surfaces of the two damping main body 2 are further, and the friction coating layers are prevented from being slightly loose from contacting the outer surfaces of the two main body 2 and the outer surfaces 2, and the damping main body 2 is further, and the friction surface is prevented from being slightly less than the outer from being slightly loose.
When the damper is used, the two damping blocks 4 can improve the vibration absorption performance of the damper main body 2 relative to the single damping block 4, and meanwhile, the two annular grooves 5 corresponding to the two damping blocks 4 one by one form two resonance chambers between the damper main body 2 and a driving shaft after being assembled, so that the resonance frequency of the damper main body 2 is improved, and the damper is suitable for more types of vehicle types.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (6)
1. The utility model provides an automobile drive shaft damper, includes attenuator main part (2), annular draw-in groove (3) and damping piece (4), its characterized in that: damping blocks (4) are symmetrically and fixedly arranged at the outer side position of the outer surface of the damper main body (2), and annular grooves (5) are symmetrically arranged at the outer side position of the inner wall of the damper main body (2).
2. An automotive drive shaft damper as claimed in claim 1, wherein: annular clamping grooves (3) are symmetrically formed in the outer surface of the damper main body (2) and close to the outer sides of the two damping blocks (4).
3. An automotive drive shaft damper as claimed in claim 2, wherein: the inner wall of the damper main body (2) is symmetrically provided with friction coatings (1) close to two ends, and the two friction coatings (1) and the two annular clamping grooves (3) are in one-to-one correspondence.
4. An automotive drive shaft damper as claimed in claim 1, wherein: the two damping blocks (4) and the two annular grooves (5) are in one-to-one correspondence.
5. An automotive drive shaft damper as claimed in claim 1, wherein: the inner diameter of the damper main body (2) is slightly smaller than the outer diameter of the driving shaft.
6. An automotive drive shaft damper as claimed in claim 1, wherein: the diameter of the annular groove (5) is larger than the outer diameter of the driving shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322176177.4U CN220523164U (en) | 2023-08-11 | 2023-08-11 | Automobile driving shaft damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322176177.4U CN220523164U (en) | 2023-08-11 | 2023-08-11 | Automobile driving shaft damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523164U true CN220523164U (en) | 2024-02-23 |
Family
ID=89923445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322176177.4U Active CN220523164U (en) | 2023-08-11 | 2023-08-11 | Automobile driving shaft damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523164U (en) |
-
2023
- 2023-08-11 CN CN202322176177.4U patent/CN220523164U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |