CN204239686U - A kind of dual shock absorption heat radiating type automobile gear - Google Patents
A kind of dual shock absorption heat radiating type automobile gear Download PDFInfo
- Publication number
- CN204239686U CN204239686U CN201420652376.6U CN201420652376U CN204239686U CN 204239686 U CN204239686 U CN 204239686U CN 201420652376 U CN201420652376 U CN 201420652376U CN 204239686 U CN204239686 U CN 204239686U
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- gear
- shock absorption
- type automobile
- shock absorber
- absorption heat
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Abstract
The utility model discloses a kind of dual shock absorption heat radiating type automobile gear, comprise: gear, center hole, two keyways, dampening assembly and radiating piece, gear is provided with the gear teeth and teeth groove, central hole is in gear center, two keyways to be in gear and to be communicated with center hole, and dampening assembly and radiating piece are arranged in gear; Wherein dampening assembly comprises two first shock absorber parts and two second shock absorber parts, and 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; At least one water injection hole of radiating piece, a tank and multiple heat dissipation channel, water injection hole is arranged on an end face of gear, and tank is communicated with heat dissipation channel and is in gear inside, enters tank by water injection hole water filling.This dual shock absorption heat radiating type automobile gear reduces gear vibrations by the first shock absorber part and the second shock absorber part simultaneously, by radiating piece, the flank of tooth temperature of engaging gear is reduced, and reduces the wearing and tearing of gear.
Description
Technical field
The utility model relates to a kind of automobile gear, specifically, relates to a kind of dual shock absorption heat radiating type automobile gear.
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.Gear in the course of the work in addition, and by the contact transferring power of the flank of tooth, two flank of tooth are in engagement contact process, and existing rolling also has slip, there is larger pressure stress and frictional force.At the flank of tooth of two phase gears in engagement contact process, particularly in the gear transmission of this high-speed overload of retarder, because the frictional force between mesh tooth face is comparatively large, relative velocity is large, causes meshing zone temperature high.General meeting scribbles lubricant oil on gear, makes to form oil film between the flank of tooth, reduces wear.But because the friction between mesh tooth face causes temperature too high, easily make deterioration of lubricant again, can not gear lubrication be given, make the wearing and tearing between the flank of tooth more serious.Therefore be necessary that designing one can slow down gear vibrations, make the installation shaft reliable operation of whole gear and gear, the temperature of the flank of tooth of engaging gear can be made to reduce simultaneously, take away fricative heat between gear, eliminate the thermal stress of gear internal, reduce the wearing and tearing of gear, extend the automobile gear of the service time of lubricant oil in automobile.
Model utility content
For the problems referred to above that prior art exists, the purpose of this utility model is to provide a kind of dual shock absorption heat radiating type automobile gear, this automobile gear can slow down gear vibrations, make reliable operation between whole gear and the installation shaft of gear, the temperature of the flank of tooth of engaging gear can be made to reduce simultaneously, take away fricative heat between gear, eliminate the thermal stress of gear internal, reduce the wearing and tearing of gear, extend the service time of lubricant oil in automobile.
For realizing above-mentioned model utility object, the technical solution adopted in the utility model is as follows:
A kind of dual shock absorption heat radiating type automobile gear, comprise: gear, center hole, two keyways, dampening assembly and radiating piece, gear is provided with the gear teeth and teeth groove, central hole is in gear center, two keyways to be in gear and to be communicated with center hole, and dampening assembly and radiating piece are arranged in gear; Wherein dampening assembly comprises two first shock absorber parts and two second shock absorber parts, and 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; Radiating piece comprises at least one water injection hole, a tank and multiple heat dissipation channel, and water injection hole is arranged on an end face of gear, and tank is communicated with heat dissipation channel and is in gear inside, enters tank by water injection hole water filling.
Preferably, this 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 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.
Preferably, heat dissipation channel is arranged on gear teeth inside, and it is inner that the water in tank is imported the gear teeth by heat dissipation channel, eliminates the thermal stress in the gear teeth, the temperature of the flank of tooth of engaging gear is reduced.
Preferably, the quantity of heat dissipation channel is no less than the quantity of the gear teeth.
More preferably, the quantity of heat dissipation channel is consistent with the quantity of the gear teeth, thus each gear teeth can be dispelled the heat.
Preferably, radiating piece comprises interlayer further, and interlayer is arranged in tank and heat dissipation channel, and gear is corroded by anti-sealing.
More preferably, interlayer adopts heat radiation silicone rubber to make.
Preferably, each water injection hole is provided with removable cover, and the water in anti-water stopping trough overflows.
More electedly, radiating piece comprises four water injection holes, and four water injection holes are 90 degree around the center of gear and are distributed on the end face of gear, by the water filling simultaneously of four water injection hole feed troughs, raise the efficiency.
Compared with prior art, the utility model provides a kind of dual shock absorption heat radiating type automobile gear, this automobile gear establishes dampening assembly and radiating piece in gear, 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, made the temperature of the flank of tooth of engaging gear reduce by radiating piece simultaneously, take away fricative heat between gear, eliminate the thermal stress of gear internal, reduce the wearing and tearing of gear, extend the service time of lubricant oil in automobile, therefore its application prospect is very wide.
Accompanying drawing explanation
The schematic diagram of the dual shock absorption heat radiating type automobile gear that Fig. 1 provides for the utility model;
The sectional view of the dual shock absorption heat radiating type automobile gear that Fig. 2 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.
Fig. 1 to Fig. 2, for the preferred implementation of the dual shock absorption heat radiating type automobile gear that the utility model provides, this dual shock absorption heat radiating type automobile gear can slow down gear vibrations, make reliable operation between whole gear and the installation shaft of gear, the temperature of the flank of tooth of engaging gear can be made to reduce simultaneously, take away fricative heat between gear, eliminate the thermal stress of gear internal, reduce the wearing and tearing of gear, extend the service time of lubricant oil in automobile.As depicted in figs. 1 and 2, this dual shock absorption heat radiating type automobile gear comprises gear 1, center hole 2, two keyways 3, dampening assembly 4 and radiating piece 5, gear 1 is provided with the gear teeth 11 and teeth groove 12, center hole 2 is in gear 1 center, two keyways 3 to be in gear 1 and to be communicated with center hole 2, dampening assembly 4 and radiating piece 5 are arranged in gear 1, gear vibration amplitude is reduced by dampening assembly 4, make reliable operation between whole gear and the installation shaft of gear, radiating piece 5 makes the temperature of the flank of tooth of engaging gear reduce, take away fricative heat between gear, eliminate the thermal stress of gear internal, reduce the wearing and tearing of gear.
As depicted in figs. 1 and 2, this 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 with groove bottom 31 respectively, when gear is arranged on axle by key, fit with the bi-side of key in two groove sides 32.
Dampening assembly 4 comprises two first shock absorber part 41 and two second shock absorber parts 42, and two first shock absorber parts 41 are separately positioned in two keyways 3, and two second shock absorber parts 42 are separately positioned on the end face of gear 1.First shock absorber part 41 slows down gear vibrations from the radial direction of axle, second shock absorber part 42 slows down gear vibrations from the radial direction of gear, reduced the vibrations of gear by the first shock absorber part 41 and the second shock absorber part 42 simultaneously, keep the connection of gear and gear mounting shaft, make the axle reliable operation that whole gear and gear are installed.
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.
As depicted in figs. 1 and 2, radiating piece 5 is arranged in gear 1, radiating piece 5 comprises at least one water injection hole 51, one tank 52 and multiple heat dissipation channel 53, water injection hole 51 is arranged on an end face of gear 1, tank 52 is communicated with heat dissipation channel 53 and is in gear 1 inside, enters tank 52 by water injection hole 51 water filling.Because specific heat of water holds comparatively large, preferably use water as heat radiation solution, other solution also can be selected as heat radiation solution.
It is inner that heat dissipation channel 53 is arranged on the gear teeth 11, and it is inner that the water in tank 52 is imported the gear teeth 11 by heat dissipation channel 53, eliminates the thermal stress in the gear teeth 11, the temperature of the flank of tooth of engaging gear is reduced.The quantity of heat dissipation channel 53 is no less than the quantity of the gear teeth 11.Preferably, the quantity of heat dissipation channel 53 is consistent with the quantity of the gear teeth 11, thus each gear teeth 11 can be dispelled the heat.
Radiating piece 5 comprises interlayer 54 further, and interlayer 54 is arranged in tank 52 and heat dissipation channel 53, and gear 1 is corroded by anti-sealing.Interlayer 54 adopts heat radiation silicone rubber to make.
Each water injection hole 51 is provided with removable cover, and the water in anti-water stopping trough overflows.Preferably, it is on 90 degree of end faces being distributed in gear 1 that radiating piece 5 comprises four water injection holes, 51, four water injection holes 51 around the center of gear 1, by the water filling simultaneously of four water injection hole 51 feed troughs 52, raises the efficiency.
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. a dual shock absorption heat radiating type automobile gear, it is characterized in that, comprise: gear, center hole, two keyways, dampening assembly and radiating piece, gear is provided with the gear teeth and teeth groove, central hole is in gear center, two keyways to be in gear and to be communicated with center hole, and dampening assembly and radiating piece are arranged in gear; Wherein dampening assembly comprises two first shock absorber parts and two second shock absorber parts, and 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; Radiating piece comprises at least one water injection hole, a tank and multiple heat dissipation channel, and water injection hole is arranged on an end face of gear, and tank is communicated with heat dissipation channel and is in gear inside, enters tank by water injection hole water filling.
2. dual shock absorption heat radiating type automobile gear according to claim 1, it is characterized in that: 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 gear is arranged on axle by key, fit in the bi-side of two groove sides and key.
3. dual shock absorption heat radiating type automobile gear 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. dual shock absorption heat radiating type automobile gear according to claim 3, it is characterized in that: when dual shock absorption gear is arranged on axle, key one end face on axle and baffle plate are fitted; One end of buffer element is fixedly connected with baffle plate.
5. dual shock absorption heat radiating type automobile gear according to claim 3, is characterized in that: buffer element adopts elastic material to make.
6. dual shock absorption heat radiating type automobile gear according to claim 4, 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.
7. dual shock absorption heat radiating type automobile gear according to claim 6, is characterized in that: each damping trough ringwise, with gear concentric; Damper element is heat conductive rubber.
8. dual shock absorption heat radiating type automobile gear according to claim 1, is characterized in that: heat dissipation channel is arranged on gear teeth inside, and it is inner that the water in tank is imported the gear teeth by heat dissipation channel.
9. dual shock absorption heat radiating type automobile gear according to claim 8, is characterized in that: the quantity of heat dissipation channel is no less than the quantity of the gear teeth.
10. dual shock absorption heat radiating type automobile gear according to claim 9, it is characterized in that: radiating piece comprises interlayer further, interlayer is arranged in tank and heat dissipation channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420652376.6U CN204239686U (en) | 2014-11-04 | 2014-11-04 | A kind of dual shock absorption heat radiating type automobile gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420652376.6U CN204239686U (en) | 2014-11-04 | 2014-11-04 | A kind of dual shock absorption heat radiating type automobile gear |
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| Publication Number | Publication Date |
|---|---|
| CN204239686U true CN204239686U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420652376.6U Expired - Fee Related CN204239686U (en) | 2014-11-04 | 2014-11-04 | A kind of dual shock absorption heat radiating type automobile gear |
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| CN (1) | CN204239686U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840780A (en) * | 2016-04-27 | 2016-08-10 | 太仓宝达齿条有限公司 | Furrowed type metal rack |
-
2014
- 2014-11-04 CN CN201420652376.6U patent/CN204239686U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840780A (en) * | 2016-04-27 | 2016-08-10 | 太仓宝达齿条有限公司 | Furrowed type metal rack |
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| 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: 20161104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |