CN207393703U - A kind of shock and vibration absorption type vehicular transmission shaft and vehicle - Google Patents
A kind of shock and vibration absorption type vehicular transmission shaft and vehicle Download PDFInfo
- Publication number
- CN207393703U CN207393703U CN201721031275.7U CN201721031275U CN207393703U CN 207393703 U CN207393703 U CN 207393703U CN 201721031275 U CN201721031275 U CN 201721031275U CN 207393703 U CN207393703 U CN 207393703U
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- Prior art keywords
- transmission shaft
- central siphon
- vibration
- absorption layer
- shock
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Abstract
The utility model is related to a kind of shock and vibration absorption type vehicular transmission shaft and vehicles.Vehicle includes reduction box, drive axle and the transmission shaft being sequentially connected respectively with reduction box and drive axle, and transmission shaft includes central siphon, and shaft tube inner wall is equipped with elastic shock absorption layer, the interior filler filled with the intrinsic frequency that can change central siphon bending vibration of elastic shock absorption layer.Damping force is provided to the deformation of central siphon by elastic shock absorption layer to weaken energy when central siphon vibration and deformation, reduce the amplitude of central siphon vibration, simultaneously, change the intrinsic frequency of central siphon bending vibration using filler, it is made to avoid working frequency, it avoids that covibration occurs so that transmission shaft amplitude is substantially reduced, and prevents transmission axle fracture.
Description
Technical field
The utility model is related to a kind of shock and vibration absorption type vehicular transmission shaft and vehicles.
Background technology
With science and technology and the development of manufacturing process and the raising of living standard, the comfort that automobile is taken is asked
Topic clearly obtains the attention of people.With the fast development of China's highway, the speed of automobilism is improved.
So allow for that the rotating speed of the transmission shaft of vehicle is also higher and higher, the vibration on chassis becomes more next till now from original unobvious
It is more severe.Transmission shaft in high speed rotation state, easily vibrates, reason mainly has following two sides during the work time
Face：
1st, transmission shaft is used for transferring torque between speed changer and drive axle, due to the architectural characteristic of transmission shaft itself,
Be present with vibration during passing power, when the amplitude of vibration becomes larger then can back transfer to vehicle chassis, cause entire vehicle
The vibration on chassis.
2nd, high-speed rotating transmission shaft is because of its mass eccentricity（The defects of experiment of dynamic balancing, wall unevenness is even, manufacture, produce,
Barycenter caused by rigging error and spindle central are misaligned）The inertia force of generation is the perturbed force for causing transmission shaft bending vibration.
When the frequency of this perturbed force is equal to the intrinsic frequency of the bending vibration of transmission shaft, just resonates, amplitude caused to sharply increase,
Transmission shaft can be made to there is the risk to fracture.
Utility model content
The purpose of this utility model is to provide a kind of shock and vibration absorption type vehicular transmission shafts, are caused with solving system of vehicle transmission shaft vibration
The technical issues of vehicle chassis vibrates and transmission shaft causes to be driven axle fracture due to generation is resonated；The present invention also aims to
A kind of vehicle using above-mentioned shock and vibration absorption type vehicular transmission shaft is provided.
To achieve the above object, the shock and vibration absorption type vehicular transmission shaft of the utility model adopts the following technical scheme that：
Technical solution 1：Shock and vibration absorption type vehicular transmission shaft includes central siphon, is sticked when central siphon deforms on shaft tube inner wall and is carried for it
For the elastic shock absorption layer of the damping force of impedance deformation, the intrinsic frequency that can change central siphon bending vibration is filled in elastic shock absorption layer
The filler of rate.Damping force is provided to the deformation of central siphon to weaken energy when central siphon vibration and deformation by elastic shock absorption layer,
The amplitude of central siphon vibration is reduced, meanwhile, change the intrinsic frequency of central siphon bending vibration using filler, it is made to avoid work frequency
Rate avoids that covibration occurs so that transmission shaft amplitude is substantially reduced, and prevents transmission axle fracture.
Technical solution 2：On the basis of technical solution 1, the filler is foam.Fender of the foam as lightweight
Material, plays an important role of damping, noise reduction and sealing, can change the intrinsic frequency of central siphon, and cheap.
Technical solution 3：On the basis of technical solution 1 or 2, the elasticity shock absorption layer is rubber layer.Rubber layer, which is used as, to be subtracted
Shake layer, has many advantages, such as that vibration absorption ability is strong, anticorrosive, long lifespan.
Technical solution 4：On the basis of technical solution 1 or 2, the both ends of central siphon are equipped with ring flange, are gone back on two ring flanges
Being sticked has absorbing pad.The setting of the absorbing pad is so that the vibration of internal combustion engine can not reach transmission shaft, while also avoid drive axle
Vibration passes to transmission shaft.
Technical solution 5：On the basis of technical solution 1 or 2, the absorbing pad is rubber pad.
The vehicle of the present invention adopts the following technical scheme that：
Technical solution 1：Vehicle includes reduction box, drive axle and the transmission being sequentially connected respectively with reduction box and drive axle
Axis, transmission shaft include central siphon, and shaft tube inner wall is equipped with elastic shock absorption layer, and central siphon bending can be changed by being filled in elastic shock absorption layer
The filler of the intrinsic frequency of vibration.Damping force is provided to the deformation of central siphon by elastic shock absorption layer to weaken central siphon vibration and become
Energy during shape reduces the amplitude of central siphon vibration, meanwhile, change the intrinsic frequency of central siphon bending vibration using filler, make
It avoids working frequency, avoids that covibration occurs so that transmission shaft amplitude is substantially reduced, and prevents transmission axle fracture.
Technical solution 2：On the basis of technical solution 1, the filler is foam.Fender of the foam as lightweight
Material, plays an important role of damping, noise reduction and sealing, can change the intrinsic frequency of central siphon, and cheap.
Technical solution 3：On the basis of technical solution 1 or 2, the elasticity shock absorption layer is rubber layer.Rubber layer, which is used as, to be subtracted
Shake layer, has many advantages, such as that vibration absorption ability is strong, anticorrosive, long lifespan.
Technical solution 4：On the basis of technical solution 1 or 2, the both ends of central siphon are equipped with ring flange, are gone back on two ring flanges
Being sticked has absorbing pad.The setting of the absorbing pad is so that the vibration of internal combustion engine can not reach transmission shaft, while also avoid drive axle
Vibration passes to transmission shaft.
Technical solution 5：On the basis of technical solution 1 or 2, the absorbing pad is rubber pad.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the transmission shaft in the utility model vehicle embodiments；
Fig. 2 is the structure diagram of rubber pad used in transmission shaft in Fig. 1；
In figure：1- rubber pads, 2- central siphons, 3- rubber layers, 5- foams.
Specific embodiment
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment of the vehicle of the utility model, vehicle include chassis, car body, engine, retarder, transmission shaft and
Vehicle bridge etc. is driven, wherein transmission shaft is sequentially connected respectively with retarder and driving vehicle bridge, for the power of retarder to be passed to
Drive vehicle bridge.As shown in Figure 1, transmission shaft includes central siphon 2, central siphon 2 is hollow body, and both ends have mounting flange, ring flange
On set there are four link bolt hole, as shown in Fig. 2, transmission shaft further includes the rubber pad 1 for being close to ring flange setting, on rubber pad 1
With center hole and four bolts hole corresponding with the link bolt hole on ring flange, the shape of rubber pad 1 and ring flange
Shape is adapted to completely.In the input axis connection of the output shaft and driving vehicle bridge of transmission shaft and reduction box, a hold-carrying of transmission shaft
Between the connecting flange of the output shaft of blue disk and reduction box, the other end ring flange of transmission shaft with driving vehicle bridge connecting flange it
Between be respectively equipped with first, second rubber pad, first, second rubber pad is above-mentioned rubber pad 1, wherein the first rubber pad can have
Effect reduces the vibration that engine is generated and transferred to speed changer；Second rubber pad can reduce the vibration from driving vehicle bridge, this
Driving vehicle bridge described in embodiment refers both to rear axle, bridge before then being referred in precursor vehicle.Pass through setting for first, second rubber pad
The vibration on entire chassis can be mitigated by putting.
As shown in Figure 1, the flexible shock absorption layer that is also sticked on 2 inner wall of central siphon, the present embodiment refers to rubber layer 3, and rubber layer 3 is logical
The modes such as bonding are crossed to be close on 2 inner wall of central siphon, when central siphon 2 is bent or during wrench deformation, due to central siphon 2 deform need to squeeze or
Person stretches rubber layer 3, therefore can rely on the buffering vibration absorbing performance of rubber layer 3 will be from extraneous vibrational energy or central siphon 2
Strain energy of distortion consume, so as to reduce the amplitude of transmission shaft.Filler, this reality are also filled in the inner space of rubber layer 3
It applies the filler in example and refers to foam 5, the filling of foam 5 can change the bending vibration intrinsic frequency of central siphon 2 itself, make transmission
Working frequency when axis can be avoided from transmission shaft high speed rotation, so as to avoid the generation of resonance, reaching, which reduces transmission shaft, shakes
The purpose of width reduces the possibility of transmission axle fracture.
In other embodiments：Foam also can be replaced the suction of other bending vibration intrinsic frequencies that can change transmission shaft
Shake material, such as polyurethane or rubber grain etc.；Elastic shock absorption layer other can also be used with elastic deformability and with
Certain tensile strength with during central siphon flexible deformation to offset strain energy of distortion；Rubber pad, which also can be replaced other, has elasticity
The padded coaming of deformability, such as resin, polyurethane.
In the embodiment of the shock and vibration absorption type vehicular transmission shaft of the utility model and each embodiment of the vehicle of the utility model
Each embodiment of transmission shaft is identical, repeats no more.
Claims (9)
1. a kind of shock and vibration absorption type vehicular transmission shaft, it is characterized in that, including central siphon, being sticked on shaft tube inner wall has when central siphon deforms for it
The elastic shock absorption layer of the damping force of impedance deformation is provided, the intrinsic of central siphon bending vibration can be changed by being filled in elastic shock absorption layer
The filler of frequency, the both ends of central siphon are equipped with ring flange, and being also sticked on two ring flanges has absorbing pad.
2. shock and vibration absorption type vehicular transmission shaft according to claim 1, it is characterized in that, the filler is foam.
3. shock and vibration absorption type vehicular transmission shaft according to claim 1 or 2, it is characterized in that, the elasticity shock absorption layer is rubber layer.
4. shock and vibration absorption type vehicular transmission shaft according to claim 1 or 2, it is characterized in that, the absorbing pad is rubber pad.
5. vehicle, including reduction box, drive axle and the transmission shaft being sequentially connected respectively with reduction box and drive axle, feature
It is that transmission shaft includes central siphon, shaft tube inner wall is equipped with elastic shock absorption layer, and central siphon bending can be changed by being filled in elastic shock absorption layer
The filler of the intrinsic frequency of vibration.
6. vehicle according to claim 5, it is characterized in that, the filler is foam.
7. vehicle according to claim 5 or 6, it is characterized in that, the elasticity shock absorption layer is rubber layer.
8. vehicle according to claim 5 or 6, it is characterized in that, the both ends of central siphon are equipped with ring flange, are gone back on two ring flanges
Being sticked has absorbing pad.
9. vehicle according to claim 8, it is characterized in that, the absorbing pad is rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721031275.7U CN207393703U (en) | 2017-08-17 | 2017-08-17 | A kind of shock and vibration absorption type vehicular transmission shaft and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721031275.7U CN207393703U (en) | 2017-08-17 | 2017-08-17 | A kind of shock and vibration absorption type vehicular transmission shaft and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207393703U true CN207393703U (en) | 2018-05-22 |
Family
ID=62419145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721031275.7U Expired - Fee Related CN207393703U (en) | 2017-08-17 | 2017-08-17 | A kind of shock and vibration absorption type vehicular transmission shaft and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207393703U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628328A (en) * | 2020-12-22 | 2021-04-09 | 苏州迪爱恩特汽车配件有限公司 | Multi-bridge structure vehicle rubber damping device |
| CN116638643A (en) * | 2023-06-27 | 2023-08-25 | 沈阳和研科技股份有限公司 | Solution method for resonance of dicing saw |
-
2017
- 2017-08-17 CN CN201721031275.7U patent/CN207393703U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628328A (en) * | 2020-12-22 | 2021-04-09 | 苏州迪爱恩特汽车配件有限公司 | Multi-bridge structure vehicle rubber damping device |
| CN116638643A (en) * | 2023-06-27 | 2023-08-25 | 沈阳和研科技股份有限公司 | Solution method for resonance of dicing saw |
| CN116638643B (en) * | 2023-06-27 | 2024-02-06 | 沈阳和研科技股份有限公司 | Solution method for resonance of dicing saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 461500 eastern part of Wei Wu Road, Changge, Xuchang, Henan Patentee after: SENYUAN AUTOMOBILE Co.,Ltd. Address before: 461500 eastern part of Wei Wu Road, Changge, Xuchang, Henan Patentee before: Henan Benma Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20210817 |