CN204239727U - The automobile-used speed reducer of a kind of gear double shock-absorbing type - Google Patents
The automobile-used speed reducer of a kind of gear double shock-absorbing type Download PDFInfo
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- CN204239727U CN204239727U CN201420650625.8U CN201420650625U CN204239727U CN 204239727 U CN204239727 U CN 204239727U CN 201420650625 U CN201420650625 U CN 201420650625U CN 204239727 U CN204239727 U CN 204239727U
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- gear
- automobile
- absorbing type
- shock
- speed reducer
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Abstract
The utility model discloses the automobile-used speed reducer of a kind of gear double shock-absorbing type, comprise input shaft, described input shaft is provided with one-level initiatively cylindrical gears, described one-level is the passive cylindrical gears of cylindrical gears engagement one-level initiatively, three grades of active cylindrical gearss engage three grades of passive cylindrical gearss, described one-level is cylindrical gears initiatively, the passive cylindrical gears of one-level, three grades initiatively cylindrical gears and three grades of passive cylindrical gearss are double shock-absorbing type gear structure, double shock-absorbing type gear structure comprises gear, center hole, two keyways and dampening assembly, dampening assembly comprises two first shock absorber parts and two second shock absorber parts, two first shock absorber parts are separately positioned in two keyways, two second shock absorber parts are separately positioned on the end face of gear.Be provided with dampening assembly in dual shock absorption gear structure, reduced the vibrations of gear by the first shock absorber part and the second shock absorber part simultaneously, keep the connection of gear and gear mounting shaft, make the axle reliable operation that whole gear and gear are installed.
Description
Technical field
The utility model relates to a kind of transmission device, specifically, relates to the automobile-used speed reducer of a kind of gear double shock-absorbing type.
Background technique
Retarder, namely for reducing the separate transmission parts of rotating speed, transferring power, increase torque.Retarder plays coupling rotating speed and transmitting torque between prime mover and working machine or actuator, applies very extensive in restriction machinery.Gear on existing retarder is arranged on axle by key, and along with the rotation of axle, the key driven gear on axle rotates.But in running, sometimes axle can occur seismism produce, such as automobile in running, axle can shake along with pavement roughness, gear on such axle also can shake, and this gear vibrations seriously can cause the meshing relation between gear to be removed.Therefore be necessary to design a kind of automobile gear, when vibrations appear in axle, can reduce vibrations within the specific limits, the axle reliable operation that whole gear and gear are installed, increases the service life.
Model utility content
For the problems referred to above that prior art exists, the purpose of this utility model is to provide the automobile-used speed reducer of a kind of gear double shock-absorbing type, can reduce vibrations within the specific limits, and the axle reliable operation that whole gear and gear are installed, increases the service life.
For realizing above-mentioned model utility object, the technical solution adopted in the utility model is as follows:
The automobile-used speed reducer of a kind of gear double shock-absorbing type, comprise input shaft, described input shaft is provided with one-level initiatively cylindrical gears, described one-level is the passive cylindrical gears of cylindrical gears engagement one-level initiatively, the passive cylindrical gears of described one-level and planet wheel are coaxially arranged in secondary drive shaft, described secondary drive shaft is also provided with the first axle spring regulating axial clearance, described planet wheel is also meshed with gear ring, described gear ring and three grades of active cylindrical gearss are coaxially arranged on three grades of transmission shafts, described three grades of active cylindrical gearss engage three grades of passive cylindrical gearss, described three grades of passive cylindrical gearss are arranged on output shaft, described output shaft is also provided with the second axle spring regulating axial clearance,
Described one-level initiatively cylindrical gears, the passive cylindrical gears of one-level, three grades of active cylindrical gearss and three grades of passive cylindrical gearss is double shock-absorbing type gear structure, double shock-absorbing type gear structure comprises gear, center hole, two keyways and dampening assembly, center hole is arranged on the center of gear, two keyways are arranged in gear, two keyways are communicated with center hole, dampening assembly comprises two first shock absorber parts and two second shock absorber parts, two first shock absorber parts are separately positioned in two keyways, and two second shock absorber parts are separately positioned on the end face of gear.
Preferably, this dual shock absorption automobile gear is coordinated with the key on an axle by keyway, is arranged on axle, keyway comprises a groove bottom and two groove sides further, two groove sides are vertical respectively at groove bottom, and when damper gear is arranged on axle by key, fit in the bi-side of two groove sides and key.
Preferably, each first shock absorber part comprises baffle plate and buffer element, and buffer element is between baffle plate and the groove bottom of keyway.
More preferably, when dual shock absorption gear is arranged on axle, key one end face on axle and baffle plate are fitted.
More preferably, one end of buffer element is fixedly connected with baffle plate, prevents buffer element and baffle plate from mutually departing from.
More preferably, buffer element adopts elastic material to make.
More preferably, buffer element is spring or rubber sheet gasket.
Preferably, each second shock absorber part comprises damping trough and damper element, and damping trough is arranged on the end face of gear, and damper element is arranged in damping trough.
More preferably, each damping trough ringwise, with gear concentric.
Preferably, damper element is heat conductive rubber.
Compared with prior art, the utility model provides a kind of gear double shock-absorbing type automobile-used speed reducer, dampening assembly is provided with in this dual shock absorption gear structure, first shock absorber part slows down gear vibrations from the radial direction of axle, second shock absorber part slows down gear vibrations from the radial direction of gear, reduced the vibrations of gear by the first shock absorber part and the second shock absorber part simultaneously, keep the connection of gear and gear mounting shaft, make the axle reliable operation that whole gear and gear are installed, extend service life of gear, therefore its application prospect is very wide.
Accompanying drawing explanation
The schematic diagram of the automobile-used speed reducer of gear double shock-absorbing type that Fig. 1 provides for the utility model;
The schematic diagram of the dual shock absorption gear structure that Fig. 2 provides for the utility model;
The sectional view of the dual shock absorption gear structure that Fig. 3 provides for the utility model.
Embodiment
Do to illustrate in detail, intactly further to the utility model below in conjunction with mode of execution and accompanying drawing.
The preferred implementation of the automobile-used speed reducer of gear double shock-absorbing type that Fig. 1 to Fig. 3 provides for the utility model, this dual shock absorption gear structure keeps the connection of gear and gear mounting shaft, the axle reliable operation that whole gear and gear are installed, extends service life of gear.
Comprise input shaft b1, described input shaft b1 is provided with one-level initiatively cylindrical gears b2, described one-level initiatively cylindrical gears b2 engages the passive cylindrical gears b3 of one-level, described one-level passive cylindrical gears b3 and planet wheel b5 is coaxially arranged on secondary drive shaft b4, described secondary drive shaft b4 is also provided with the first axle spring b41 regulating axial clearance, described planet wheel b5 is also meshed with gear ring b6, described gear ring b6 and three grade of active cylindrical gears b8 is coaxially arranged on three grades of transmission shaft b7, described three grades of active cylindrical gears b8 engage three grades of passive cylindrical gears b9, described three grades of passive cylindrical gears b9 are arranged on output shaft b10, described output shaft b10 is also provided with the second axle spring b11 regulating axial clearance.
Described one-level is cylindrical gears b2 initiatively, the passive cylindrical gears b3 of one-level, three grades of actives cylindrical gears b8 and three grade of passive cylindrical gears b9 is dual shock absorption gear structure, dual shock absorption gear structure comprises gear 1, center hole 2, two keyways 3 and dampening assembly 4, center hole 2 is arranged on the center of gear 1, two keyways 3 are arranged in gear 1, two keyways 3 are communicated with center hole 2, dampening assembly 4 comprises two first shock absorber part 41 and two second shock absorber parts 42, two first shock absorber parts 41 are separately positioned in two keyways 3, two second shock absorber parts 42 are separately positioned on the end face of gear 1, the vibrations of automobile are slowed down by dampening assembly 4, make working gear reliable.
This dual shock absorption automobile gear is coordinated with the key on an axle by keyway 3, be arranged on axle, keyway 3 comprises groove bottom 31 and two groove sides 32 further, two groove sides 32 are vertical respectively at groove bottom 31, when dual shock absorption gear is arranged on axle by key, fit with the bi-side of key in two groove sides 32.
Two first shock absorber parts 41 are separately positioned in two keyways 3, and each first shock absorber part 41 comprises baffle plate 411 and buffer element 412, and buffer element 412 is between the groove bottom 31 of baffle plate 411 and keyway 3.When damper gear is arranged on axle, key one end face on axle and baffle plate 411 are fitted.One end of buffer element 412 is fixedly connected with baffle plate 411, prevents buffer element 412 and baffle plate 411 from mutually departing from.Buffer element 412 adopts elastic material to make, and preferred buffer element 412 is spring or rubber sheet gasket.When axle shakes, key on axle is beated, key promotes baffle plate 411 and extrudes buffer element 412, buffer element 412 is that spring or rubber sheet gasket can forced compression, thus offset certain vibrations, reduce the amplitude that whole gear shakes with axle, prevent gear from beating, ensure the reliability of working gear, extend the life-span of gear.
Second shock absorber part 42 is separately positioned on the end face of gear 1, and each second shock absorber part 42 comprises damping trough 421 and damper element 422, and damping trough 421 is arranged on the end face of gear 1, and damper element 422 is arranged in damping trough 421.Each damping trough 421 ringwise, with gear 1 concentric.
Damper element 422 is heat conductive rubber.The made of soft of heat conductive rubber and there is elasticity, can absorb the part vibrations of gear, heat conductive rubber has thermal conductivity simultaneously, the heat on gear mass 1 can be absorbed, prevent gear distortion at high temperature, therefore this heat conductive rubber had both had the effect of damping, had again the function of heat radiation.
Finally be necessary described herein: above embodiment is only for being described in more detail the technical solution of the utility model; can not be interpreted as the restriction to the utility model protection domain, some nonessential improvement that those skilled in the art makes according to foregoing of the present utility model and adjustment all belong to protection domain of the present utility model.
Claims (10)
1. the automobile-used speed reducer of gear double shock-absorbing type, it is characterized in that, comprise input shaft, described input shaft is provided with one-level initiatively cylindrical gears, described one-level is the passive cylindrical gears of cylindrical gears engagement one-level initiatively, the passive cylindrical gears of described one-level and planet wheel are coaxially arranged in secondary drive shaft, described secondary drive shaft is also provided with the first axle spring regulating axial clearance, described planet wheel is also meshed with gear ring, described gear ring and three grades of active cylindrical gearss are coaxially arranged on three grades of transmission shafts, described three grades of active cylindrical gearss engage three grades of passive cylindrical gearss, described three grades of passive cylindrical gearss are arranged on output shaft, described output shaft is also provided with the second axle spring regulating axial clearance,
Described one-level initiatively cylindrical gears, the passive cylindrical gears of one-level, three grades of active cylindrical gearss and three grades of passive cylindrical gearss is double shock-absorbing type gear structure, double shock-absorbing type gear structure comprises gear, center hole, two keyways and dampening assembly, center hole is arranged on the center of gear, two keyways are arranged in gear, two keyways are communicated with center hole, dampening assembly comprises two first shock absorber parts and two second shock absorber parts, two first shock absorber parts are separately positioned in two keyways, and two second shock absorber parts are separately positioned on the end face of gear.
2. the automobile-used speed reducer of gear double shock-absorbing type according to claim 1, it is characterized in that: damping automobile gear is coordinated with the key on an axle by keyway, be arranged on axle, keyway comprises a groove bottom and two groove sides further, two groove sides are vertical respectively at groove bottom, when damper gear is arranged on axle by key, fit in the bi-side of two groove sides and key.
3. the automobile-used speed reducer of gear double shock-absorbing type according to claim 2, is characterized in that: each first shock absorber part comprises baffle plate and buffer element, and buffer element is between baffle plate and the groove bottom of keyway.
4. the automobile-used speed reducer of gear double shock-absorbing type according to claim 3, is characterized in that: when damper gear is arranged on axle, and key one end face on axle and baffle plate are fitted.
5. the automobile-used speed reducer of gear double shock-absorbing type according to claim 4, is characterized in that: one end of buffer element is fixedly connected with baffle plate.
6. the automobile-used speed reducer of gear double shock-absorbing type according to claim 5, is characterized in that: buffer element adopts elastic material to make.
7. the automobile-used speed reducer of gear double shock-absorbing type according to claim 5, is characterized in that: buffer element is spring or rubber sheet gasket.
8. the automobile-used speed reducer of gear double shock-absorbing type according to claim 2, is characterized in that: each second shock absorber part comprises damping trough and damper element, and damping trough is arranged on the end face of gear, and damper element is arranged in damping trough.
9. the automobile-used speed reducer of gear double shock-absorbing type according to claim 8, is characterized in that: each damping trough ringwise, with gear concentric.
10. the automobile-used speed reducer of gear double shock-absorbing type according to claim 9, is characterized in that: damper element is heat conductive rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420650625.8U CN204239727U (en) | 2014-11-04 | 2014-11-04 | The automobile-used speed reducer of a kind of gear double shock-absorbing type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420650625.8U CN204239727U (en) | 2014-11-04 | 2014-11-04 | The automobile-used speed reducer of a kind of gear double shock-absorbing type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204239727U true CN204239727U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420650625.8U Expired - Fee Related CN204239727U (en) | 2014-11-04 | 2014-11-04 | The automobile-used speed reducer of a kind of gear double shock-absorbing type |
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| CN (1) | CN204239727U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221703A (en) * | 2015-10-17 | 2016-01-06 | 陈建霞 | Dual shock absorption type mechanical gear |
| CN105840780A (en) * | 2016-04-27 | 2016-08-10 | 太仓宝达齿条有限公司 | Furrowed type metal rack |
| CN108825751A (en) * | 2018-07-11 | 2018-11-16 | 戴敏芝 | A kind of dual shock absorption type mechanical gear |
| CN109058416A (en) * | 2018-10-26 | 2018-12-21 | 贵州大学 | A kind of fluid torque-converter of anti-loosening heavy hydraulic automatic speed variator |
-
2014
- 2014-11-04 CN CN201420650625.8U patent/CN204239727U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221703A (en) * | 2015-10-17 | 2016-01-06 | 陈建霞 | Dual shock absorption type mechanical gear |
| CN105840780A (en) * | 2016-04-27 | 2016-08-10 | 太仓宝达齿条有限公司 | Furrowed type metal rack |
| CN108825751A (en) * | 2018-07-11 | 2018-11-16 | 戴敏芝 | A kind of dual shock absorption type mechanical gear |
| CN108825751B (en) * | 2018-07-11 | 2020-06-02 | 戴敏芝 | Dual shock-proof type mechanical gear |
| CN109058416A (en) * | 2018-10-26 | 2018-12-21 | 贵州大学 | A kind of fluid torque-converter of anti-loosening heavy hydraulic automatic speed variator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20151104 |
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| EXPY | Termination of patent right or utility model |