CN220204350U - Shockproof stable transmission shaft - Google Patents
Shockproof stable transmission shaft Download PDFInfo
- Publication number
- CN220204350U CN220204350U CN202321601047.4U CN202321601047U CN220204350U CN 220204350 U CN220204350 U CN 220204350U CN 202321601047 U CN202321601047 U CN 202321601047U CN 220204350 U CN220204350 U CN 220204350U
- Authority
- CN
- China
- Prior art keywords
- shaft body
- damping sleeve
- wall
- groove
- sleeve
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 40
- 238000013016 damping Methods 0.000 claims abstract description 140
- 238000005096 rolling process Methods 0.000 claims abstract description 37
- 230000035939 shock Effects 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 claims description 13
- 238000005461 lubrication Methods 0.000 claims description 7
- 239000000872 buffer Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 7
- 230000001050 lubricating effect Effects 0.000 description 5
- 239000004519 grease Substances 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The vibration-proof stable transmission shaft comprises a shaft body and universal joints arranged at the left end and the right end of the shaft body, wherein a left limiting structure is arranged at the left part of the shaft body; the right part of the shaft body is provided with a right limit structure; an outer damping sleeve is sleeved outside the middle part of the shaft body; an inner damping sleeve positioned in the outer damping sleeve is sleeved outside the middle part of the shaft body, and the inner damping sleeve and the outer damping sleeve are coaxial with the shaft body; the inner wall of the outer damping sleeve is provided with a plurality of hemispherical grooves which are uniformly distributed; a plurality of limiting holes corresponding to the hemispherical grooves are formed in the inner damping sleeve; a rolling ball matched with the hemispherical groove is arranged in the hemispherical groove; the inner end of the rolling ball inwards penetrates through the limiting hole and is propped against the outer wall of the shaft body. The vibration-proof stable transmission shaft can effectively buffer and absorb vibration force transmitted to the vibration-proof stable transmission shaft, effectively eliminate the influence of the vibration force on the vibration-proof stable transmission shaft, play a vibration-proof role and effectively ensure the stability of the vibration-proof stable transmission shaft when the vibration-proof stable transmission shaft transmits the force.
Description
Technical Field
The utility model relates to a transmission shaft, in particular to a shockproof stable transmission shaft.
Background
The transmission shaft is a rotating body with high rotating speed and few supports, universal joints are arranged at two ends of the transmission shaft, so that force is conveniently transmitted, the transmission shaft is an important part for transmitting power in an automobile transmission system, the transmission shaft is used for transmitting power of an engine to wheels together with a gearbox and a drive axle, so that the automobile generates driving force, if the force transmitted by the transmission shaft is unstable, the stability of the wheels during rotation is finally affected, experience during running is affected, if the state of the wheels during rotation cannot be accurately mastered, the automobile is extremely easy to occur, in the running process, the automobile body is vibrated due to vibration of the engine and vibration caused by running on a bumpy road, the vibration force on the automobile body is finally transmitted to the transmission shaft, the transmission shaft is of a simple shaft structure and does not have any damping structure, the transmission shaft is vibrated accordingly, the transmission shaft is severely vibrated, the transmission shaft is unstable to the transmission of the force, the rotating state of the wheels is finally affected, and potential safety hazards occur.
Disclosure of Invention
The utility model aims to solve the technical problem of the prior art and provide the shockproof stable transmission shaft which can effectively buffer and absorb the vibration force transmitted to the transmission shaft, effectively eliminate the influence of the vibration force on the transmission shaft, play a shockproof effect and effectively ensure the stability of the transmission shaft when the transmission shaft transmits the force.
The technical scheme adopted for solving the technical problems is as follows:
the utility model discloses a shockproof stable transmission shaft, which comprises a shaft body and universal joints arranged at the left end and the right end of the shaft body, wherein the left part of the shaft body is provided with a left limiting structure; the right part of the shaft body is provided with a right limit structure; an outer damping sleeve is sleeved outside the middle part of the shaft body; an inner damping sleeve positioned in the outer damping sleeve is sleeved outside the middle part of the shaft body, and the inner damping sleeve and the outer damping sleeve are coaxial with the shaft body; the inner wall of the outer damping sleeve is provided with a plurality of hemispherical grooves which are uniformly distributed; a plurality of limiting holes corresponding to the hemispherical grooves are formed in the inner damping sleeve; a rolling ball matched with the hemispherical groove is arranged in the hemispherical groove; the inner end of the rolling ball inwards passes through the limit hole and is propped against the outer wall of the shaft body; the diameter of the rolling ball is larger than that of the limiting hole, and the middle part of the rolling ball is positioned between the inner wall of the outer damping sleeve and the outer wall of the inner damping sleeve; the right end of the outer damping sleeve is in threaded connection with a right limit cover; the center of the right limit cover is provided with a right through hole coaxial with the shaft body, and the shaft body passes through the right through hole; a right anti-contact distance is arranged between the inner wall of the right through hole and the outer wall of the shaft body; the left end of the outer damping sleeve is in threaded connection with a left limit cover; the center of the left limit cover is provided with a left perforation coaxial with the shaft body, and the shaft body passes through the left perforation; a left anti-contact distance is arranged between the inner wall of the left through hole and the outer wall of the shaft body; a left damping spring sleeved outside the shaft body is arranged between the left side wall of the left limit cover and the left limit structure; and a right damping spring sleeved outside the shaft body is arranged between the right side wall of the right limit cover and the right limit structure.
The left limiting structure comprises a left clamping groove arranged on the outer wall of the left part of the shaft body, and the left clamping groove is annular; a left C-shaped clamp spring matched with the left clamping groove is arranged in the left clamping groove; the left part of the shaft body is sleeved with a left damping sleeve which is attached to the right side wall of the left C-shaped clamp spring, and the left damping sleeve is made of rubber; the outer wall of the left damping sleeve is provided with a left annular supporting groove; a left support tube matched with the left support groove is arranged in the left support groove; the bottom of the right end of the left supporting groove is provided with a left auxiliary groove which is annular; a left gasket matched with the left auxiliary groove is extended inwards from the inner wall of the pipe orifice at the right end of the left support pipe; the left end of the left damping spring is propped against the right end face of the left damping sleeve.
The right limiting structure comprises a right clamping groove arranged on the outer wall of the right part of the shaft body, and the right clamping groove is annular; a right C-shaped clamp spring matched with the right clamping groove is arranged in the right clamping groove; the right part of the shaft body is sleeved with a right shock absorption sleeve which is attached to the left side wall of the right C-shaped clamp spring, and the right shock absorption sleeve is made of rubber; the outer wall of the right shock absorption sleeve is provided with a right annular supporting groove; a right supporting pipe matched with the right supporting groove is arranged in the right supporting groove; the bottom of the left end of the right supporting groove is provided with a right auxiliary groove which is annular; a right gasket matched with the left auxiliary groove is extended inwards from the inner wall of the pipe orifice at the left end of the right support pipe; the right end of the right shock absorption spring is propped against the left end face of the right shock absorption sleeve.
And the inner wall of the limiting hole is provided with a spherical cambered surface which is attached to the outer wall of the rolling ball.
And a plurality of lubrication holes communicated with the hemispherical grooves are formed in the outer side of the outer damping sleeve.
The beneficial effects of the utility model are as follows:
compared with the prior art, the vibration-proof stable transmission shaft adopting the structure can convert most of vibration force transmitted to the shaft body into force for left and right movement of the outer damping sleeve and the inner damping sleeve through the rolling balls, when the outer damping sleeve and the inner damping sleeve move left and right, the pressure of the outer damping sleeve and the inner damping sleeve can be effectively buffered and eliminated through the elasticity of the left damping spring and the right damping spring, so that the vibration force on the shaft body is effectively buffered and damped, most of the vibration force on the shaft body is eliminated, the influence of the vibration force on the shaft body is reduced, the left damping sleeve and the right damping sleeve can buffer and damp the residual vibration force on the shaft body through the elasticity of the left damping sleeve and the right damping sleeve, the influence of the vibration force on the shaft body is further reduced, the vibration-proof effect is achieved, the stability of the transmission shaft during force transmission is effectively ensured, the rotation state of the wheel is ensured, and potential safety hazards are effectively eliminated.
Drawings
FIG. 1 is a schematic view of the structure of a vibration-resistant stabilized drive shaft of the present utility model;
fig. 2 is an enlarged view of a portion a of fig. 1;
fig. 3 is an enlarged view of a portion B of fig. 1;
fig. 4 is an enlarged view of a portion C in fig. 1.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and detailed description:
referring to fig. 1 to 4, the present utility model provides a vibration-proof stable transmission shaft, which comprises a shaft body 1, and universal joints 2 disposed at left and right ends of the shaft body 1, wherein a left limiting structure is disposed at the left part of the shaft body 1; the right part of the shaft body 1 is provided with a right limiting structure; an outer damping sleeve 3 is sleeved outside the middle part of the shaft body 1; an inner damping sleeve 4 positioned in the outer damping sleeve 3 is sleeved outside the middle part of the shaft body 1, and the inner damping sleeve 4 and the outer damping sleeve 3 are coaxial with the shaft body 1; the inner wall of the outer damping sleeve 3 is provided with a plurality of hemispherical grooves 5 which are uniformly distributed; a plurality of limiting holes 6 corresponding to the hemispherical grooves 5 are formed in the inner damping sleeve 4; a rolling ball 7 matched with the hemispherical groove 5 is arranged in the hemispherical groove; the inner end of the rolling ball 7 inwards passes through the limit hole 6 and is propped against the outer wall of the shaft body 1; the diameter of the rolling ball 7 is larger than that of the limiting hole 6, and the middle part of the rolling ball 7 is positioned between the inner wall of the outer damping sleeve 3 and the outer wall of the inner damping sleeve 4; the right end of the outer damping sleeve 3 is in threaded connection with a right limit cover 8; the center of the right limit cover 8 is provided with a right through hole 9 coaxial with the shaft body 1, and the shaft body 1 passes through the right through hole 9; a right anti-contact interval 10 is arranged between the inner wall of the right through hole 9 and the outer wall of the shaft body 1; the left end of the outer damping sleeve 3 is in threaded connection with a left limit cover 11; the center of the left limit cover 11 is provided with a left perforation 12 coaxial with the shaft body 1, and the shaft body 1 passes through the left perforation 12; a left anti-contact space 13 is arranged between the inner wall of the left through hole 12 and the outer wall of the shaft body 1; a left damping spring 14 sleeved outside the shaft body 1 is arranged between the left side wall of the left limit cover 11 and the left limit structure; a right damping spring 15 sleeved outside the shaft body 1 is arranged between the right side wall of the right limit cover 8 and the right limit structure.
The left limiting structure comprises a left clamping groove 16 arranged on the outer wall of the left part of the shaft body 1, and the left clamping groove 16 is annular; a left C-shaped clamp spring 17 matched with the left clamping groove 16 is arranged in the left clamping groove; the left part of the shaft body 1 is sleeved with a left damping sleeve 18 which is attached to the right side wall of the left C-shaped clamp spring 17, and the left damping sleeve 18 is made of rubber; the outer wall of the left damping sleeve 18 is provided with a left annular supporting groove 19; a left support pipe 20 matched with the left support groove 19 is arranged in the left support groove; the bottom of the right end of the left supporting groove 19 is provided with a left auxiliary groove 21 which is annular; a left gasket 22 matched with the left auxiliary groove 21 extends inwards from the inner wall of the pipe orifice at the right end of the left support pipe 20; the left end of the left damping spring 14 is pressed against the right end face of the left damping sleeve 18.
The right limiting structure comprises a right clamping groove 23 arranged on the outer wall of the right part of the shaft body 1, and the right clamping groove 23 is annular; a right C-shaped clamp spring 24 matched with the right clamping groove 23 is arranged in the right clamping groove; the right part of the shaft body 1 is sleeved with a right shock-absorbing sleeve 25 which is attached to the left side wall of the right C-shaped clamp spring 24, and the right shock-absorbing sleeve 25 is made of rubber; the outer wall of the right shock absorption sleeve 25 is provided with a right supporting groove 26 which is annular; a right supporting pipe 27 matched with the right supporting groove 26 is arranged in the right supporting groove; the bottom of the left end of the right supporting groove 26 is provided with a right auxiliary groove 28 which is annular; a right gasket 29 matched with the left auxiliary groove 21 extends inwards from the inner wall of the pipe orifice at the left end of the right supporting pipe 27; the right end of the right shock absorption spring 15 is propped against the left end face of the right shock absorption sleeve 25.
The inner wall of the limit hole 6 is provided with a spherical cambered surface 30 which is attached to the outer wall of the rolling ball 7.
The outer side of the outer damping sleeve 3 is provided with a plurality of lubrication holes 31 communicated with the hemispherical grooves 5.
The application method of the utility model is as follows:
when the vibration force is transferred to the shaft body 1 of the transmission shaft, the vibration force on the shaft body 1 can be divided into three parts, the first part is directly transferred to the left damping sleeve 18, the second part is directly transferred to the right damping sleeve 25, the third part is transferred to the inner damping sleeve 3 through the rolling ball 7, the friction force between the rolling ball 7 and the shaft body 1 is extremely small because of the point-to-surface contact between the rolling ball 7 and the outer wall of the shaft body 1, once the outer damping sleeve 3 and the inner damping sleeve 4 vibrate, the outer damping sleeve 3 and the inner damping sleeve 4 can synchronously move through the rolling ball 7, the inner damping sleeve 4 can be limited in the outer damping sleeve 3 by the left limiting cover 11 and the right limiting cover 8, the stability between the outer damping sleeve 3 and the inner damping sleeve 4 is further ensured, the left through hole 12 in the center of the left limiting cover 11 is provided with a left anti-contact distance 13 between the inner wall of the left through hole 9 in the center of the right limiting cover 8 and the outer wall of the shaft body 1, the left anti-contact distance 10 is provided with a right anti-contact distance 10 between the inner wall of the right through the rolling ball 7 and the outer wall of the shaft body 1, and the left anti-contact distance 13 and the left limiting cover 8 is prevented from being changed into a smooth state between the left limiting cover 3 and the inner damping sleeve 4 and the left damping sleeve 4 when the left limiting cover and the inner damping sleeve 3 and the inner damping sleeve 4 move smoothly and the left limiting cover 3 and the inner damping sleeve 4 and the inner damping sleeve 3 and the maximum degree of the vibration is guaranteed.
When the outer damping sleeve 3 and the inner damping sleeve 4 drive the right limiting cover 8 to move rightwards, under the limitation of the right C-shaped clamp spring 24, the right limiting cover 8 compresses the right damping spring 15 rightwards, so that the right damping spring 15 generates elasticity, the elasticity acts on the outer damping sleeve 3 and the inner damping sleeve 4 through the right limiting cover 8, vibration force on the outer damping sleeve 3 and the inner damping sleeve 4 is effectively buffered and eliminated, when the outer damping sleeve 3 and the inner damping sleeve 4 drive the left limiting cover 11 to move leftwards, under the limitation of the left C-shaped clamp spring 17, the left limiting cover 11 compresses the left damping spring 14 leftwards, the left damping spring 14 generates elasticity, and the elasticity acts on the outer damping sleeve 3 and the inner damping sleeve 4 through the left limiting cover 11, and vibration force on the outer damping sleeve 3 and the inner damping sleeve 4 is effectively buffered and eliminated.
Because the left damping sleeve 18 and the right damping sleeve 25 are made of rubber, when the vibration force on the shaft body 1 is transmitted to the left damping sleeve 18 and the right damping sleeve 25, the left damping sleeve 18 and the right damping sleeve 25 can effectively buffer and damp the vibration force through the elasticity of the self materials, and when the left damping spring 14 is compressed leftwards, the left damping sleeve 18 is extruded and deformed to generate larger elasticity, and further buffer and damp the vibration force, meanwhile, the left damping sleeve 18 can effectively avoid the situation that the left C-shaped clamp spring 17 is deformed due to overlarge force exerted on the left damping sleeve 18 by the left damping spring 14, and the existence of the left support tube 20 and the left gasket 22 can ensure that the left damping sleeve 18 has a certain strength while playing a role of buffering and damping, so that the situation that the left damping sleeve 18 is deformed excessively to influence the stability of the left damping spring 14 when being compressed is avoided.
When the right shock-absorbing spring 15 is compressed rightward, the right shock-absorbing sleeve 25 is also extruded and deformed, generates larger elasticity and further buffers the shock force, the right shock-absorbing sleeve 25 can effectively avoid the situation that the right C-shaped clamp spring 24 is deformed due to overlarge force applied to the right shock-absorbing sleeve 25 by the right shock-absorbing spring 15 by using the elasticity of the right shock-absorbing sleeve 25, and the existence of the right support tube 27 and the right gasket 29 can ensure that the right shock-absorbing sleeve 25 has certain strength while playing a buffering shock-absorbing effect, so that the situation that the stability of the compressed right shock-absorbing spring 15 is excessively influenced by the deformation of the right shock-absorbing sleeve 25 is avoided.
As can be seen from the above, most of the vibration force transmitted to the axle body 1 can be converted into the left-right moving force of the outer damping sleeve 3 and the inner damping sleeve 4 by the rolling ball 7, when the outer damping sleeve 3 and the inner damping sleeve 4 move left and right, the pressure of the outer damping sleeve 3 and the inner damping sleeve 4 can be effectively buffered and eliminated by the elasticity of the left damping spring 14 and the right damping spring 15, so that the vibration force on the axle body 1 can be effectively buffered and damped, most of the vibration force on the axle body 1 can be eliminated, the influence of the vibration force on the axle body 1 can be reduced, the vibration force on the axle body 1 can be further eliminated by the left damping sleeve 18 and the right damping sleeve 25, the influence of the vibration force on the axle body 1 can be further reduced, the vibration-proof effect can be achieved, the stability of the transmission axle when the transmission force is transmitted can be effectively ensured, the wheel rotation state can be ensured, and the potential safety hazards can be effectively eliminated.
The ball-type cambered surface 30 which is attached to the outer wall of the rolling ball 7 is arranged on the inner wall of the limiting hole 6, friction between the outer wall of the rolling ball 7 and the inner wall of the limiting hole 6 is effectively reduced by the ball-type cambered surface 30, so that an anti-abrasion effect is achieved, stability of the rolling ball 7 during rolling is guaranteed, energy consumption can be formed during rolling of the rolling ball 7, a part of vibration force can be eliminated to a certain extent, and an auxiliary damping effect is achieved.
The outside of the outer damping sleeve 3 is provided with a plurality of lubrication holes 31 communicated with the hemispherical grooves 5, when the rolling balls 7 need to be lubricated, lubricating grease is added into the lubrication holes 31 through the outer end orifices of the lubrication holes 31, and finally the lubricating grease can enter the hemispherical grooves 5, and along with continuous rolling of the rolling balls 7, the surfaces of the rolling balls 7 can be fully covered by the lubricating grease, so that the effect of lubricating the rolling balls 7 is achieved, the whole rolling process does not need to disassemble the outer damping sleeve 3 and the inner damping sleeve 4, the simplicity of lubrication is guaranteed, and meanwhile, the rolling balls 7 can be lubricated by adding the lubricating grease into the inner damping sleeve 4 through the left anti-contact spacing 13 and the right anti-contact spacing 10.
Claims (5)
1. The utility model provides a stable transmission shaft takes precautions against earthquakes, includes the axis body, locates the universal joint at both ends about the axis body, its characterized in that: the left part of the shaft body is provided with a left limit structure; the right part of the shaft body is provided with a right limit structure; an outer damping sleeve is sleeved outside the middle part of the shaft body; an inner damping sleeve positioned in the outer damping sleeve is sleeved outside the middle part of the shaft body, and the inner damping sleeve and the outer damping sleeve are coaxial with the shaft body; the inner wall of the outer damping sleeve is provided with a plurality of hemispherical grooves which are uniformly distributed; a plurality of limiting holes corresponding to the hemispherical grooves are formed in the inner damping sleeve; a rolling ball matched with the hemispherical groove is arranged in the hemispherical groove; the inner end of the rolling ball inwards passes through the limit hole and is propped against the outer wall of the shaft body; the diameter of the rolling ball is larger than that of the limiting hole, and the middle part of the rolling ball is positioned between the inner wall of the outer damping sleeve and the outer wall of the inner damping sleeve; the right end of the outer damping sleeve is in threaded connection with a right limit cover; the center of the right limit cover is provided with a right through hole coaxial with the shaft body, and the shaft body passes through the right through hole; a right anti-contact distance is arranged between the inner wall of the right through hole and the outer wall of the shaft body; the left end of the outer damping sleeve is in threaded connection with a left limit cover; the center of the left limit cover is provided with a left perforation coaxial with the shaft body, and the shaft body passes through the left perforation; a left anti-contact distance is arranged between the inner wall of the left through hole and the outer wall of the shaft body; a left damping spring sleeved outside the shaft body is arranged between the left side wall of the left limit cover and the left limit structure; and a right damping spring sleeved outside the shaft body is arranged between the right side wall of the right limit cover and the right limit structure.
2. A vibration-resistant stabilized transmission shaft as defined in claim 1, wherein: the left limiting structure comprises a left clamping groove arranged on the outer wall of the left part of the shaft body, and the left clamping groove is annular; a left C-shaped clamp spring matched with the left clamping groove is arranged in the left clamping groove; the left part of the shaft body is sleeved with a left damping sleeve which is attached to the right side wall of the left C-shaped clamp spring, and the left damping sleeve is made of rubber; the outer wall of the left damping sleeve is provided with a left annular supporting groove; a left support tube matched with the left support groove is arranged in the left support groove; the bottom of the right end of the left supporting groove is provided with a left auxiliary groove which is annular; a left gasket matched with the left auxiliary groove is extended inwards from the inner wall of the pipe orifice at the right end of the left support pipe; the left end of the left damping spring is propped against the right end face of the left damping sleeve.
3. A vibration-resistant stabilized transmission shaft as defined in claim 2, wherein: the right limiting structure comprises a right clamping groove arranged on the outer wall of the right part of the shaft body, and the right clamping groove is annular; a right C-shaped clamp spring matched with the right clamping groove is arranged in the right clamping groove; the right part of the shaft body is sleeved with a right shock absorption sleeve which is attached to the left side wall of the right C-shaped clamp spring, and the right shock absorption sleeve is made of rubber; the outer wall of the right shock absorption sleeve is provided with a right annular supporting groove; a right supporting pipe matched with the right supporting groove is arranged in the right supporting groove; the bottom of the left end of the right supporting groove is provided with a right auxiliary groove which is annular; a right gasket matched with the left auxiliary groove is extended inwards from the inner wall of the pipe orifice at the left end of the right support pipe; the right end of the right shock absorption spring is propped against the left end face of the right shock absorption sleeve.
4. A vibration-resistant stabilized transmission shaft as defined in claim 1, wherein: and the inner wall of the limiting hole is provided with a spherical cambered surface which is attached to the outer wall of the rolling ball.
5. A vibration-resistant stabilized transmission shaft as defined in claim 1, wherein: and a plurality of lubrication holes communicated with the hemispherical grooves are formed in the outer side of the outer damping sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321601047.4U CN220204350U (en) | 2023-06-21 | 2023-06-21 | Shockproof stable transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321601047.4U CN220204350U (en) | 2023-06-21 | 2023-06-21 | Shockproof stable transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220204350U true CN220204350U (en) | 2023-12-19 |
Family
ID=89142300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321601047.4U Active CN220204350U (en) | 2023-06-21 | 2023-06-21 | Shockproof stable transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220204350U (en) |
-
2023
- 2023-06-21 CN CN202321601047.4U patent/CN220204350U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110983871B (en) | A track damping device for use in tunnels | |
| CN205503845U (en) | Car transmission shaft damping device | |
| CN220204350U (en) | Shockproof stable transmission shaft | |
| CN107444471B (en) | Steering drive axle connection structure | |
| CN103470649B (en) | Shock-absorbing three-fork-rod axially-and-fixedly-connected constant-angular-velocity universal coupling | |
| CN211080591U (en) | Coupling beam damper | |
| CN112572503B (en) | Elastic vibration damping device of railway wagon and bogie | |
| CN113246682B (en) | Annular time-lag feedback control dynamic vibration absorber for vehicle | |
| CN215041914U (en) | Triangular arm | |
| CN212959488U (en) | High-performance transmission shaft | |
| CN212959507U (en) | Super-long ball pin with high performance | |
| CN201261530Y (en) | Single shock-proof front fork axle construction | |
| CN111483279B (en) | A Suspension-Steering Combined Mechanism with Bidirectional Buffering Function | |
| CN111963604B (en) | Adjustable viscous damper | |
| CN210128035U (en) | Automobile chassis transmission shaft damper device | |
| CN219197917U (en) | Automobile hub retainer | |
| CN216034752U (en) | Built-in pressure adjustable elastic tensioning mechanism of crawler chassis | |
| CN214823575U (en) | Support connection buffer device of automobile steering machine | |
| CN219975118U (en) | Crankshaft assembly capable of reducing vibration for vehicle engine | |
| CN216768140U (en) | Turn to low friction universal joint structure for jackshaft | |
| CN223559745U (en) | A tie rod left arm direct-drive steering knuckle transmission mechanism | |
| CN223190867U (en) | Two-way tandem type constant velocity universal joint transmission shaft | |
| CN210265561U (en) | Buffer device of connecting assembly on torque device assembly | |
| CN221033731U (en) | Spring assembly | |
| CN220785961U (en) | Track equipment chassis with shock attenuation suspension |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |