CN206320196U - Power transmission shaft for complete vehicle test - Google Patents
Power transmission shaft for complete vehicle test Download PDFInfo
- Publication number
- CN206320196U CN206320196U CN201621276034.4U CN201621276034U CN206320196U CN 206320196 U CN206320196 U CN 206320196U CN 201621276034 U CN201621276034 U CN 201621276034U CN 206320196 U CN206320196 U CN 206320196U
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- CN
- China
- Prior art keywords
- transmission shaft
- yoke
- shaft body
- power transmission
- complete vehicle
- 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.)
- Expired - Fee Related
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
This disclosure relates to a kind of power transmission shaft for complete vehicle test, the power transmission shaft includes transmission shaft body (1) and is arranged on the yoke (2) at transmission shaft body (1) two ends, at least one of described yoke (2) is removably attachable to the transmission shaft body (1) by attachment structure, and can adjust the position relative to the transmission shaft body (1) in the circumferential.Thus, can adjust in yoke it is described at least one relative to transmission shaft body circumferential position, so as to find out the relative angle between two yokes at optimal power transmission shaft two ends, and then power transmission shaft output angle can be offset and the reason such as power transmission shaft output angle is unequal caused by torque fluctuations, play the effect of the effectively torque fluctuations of reduction transmission system.
Description
Technical field
This disclosure relates to car transmissions technical field, in particular it relates to a kind of power transmission shaft for complete vehicle test.
Background technology
In car transmissions, such as the universal transmission by using Hooke's joint on the vehicle of front-engine rear-drive
Axle passes to the torque of gearbox and torque on drive axle.And because Hooke's joint is non-constant speed drive's form, therefore
Torque fluctuations can be produced during torque is transmitted and cause transmission system to produce noise and vibration.In this regard, can be by changing
The angle become between the yoke of power transmission shaft two ends reduces the torque fluctuations of transmission system, so as to play the noise of reduction transmission system
With the effect of vibration.But at present, the angle common design between the power transmission shaft two ends yoke used is in 90 ° or 0 °, therefore
The problem of in the presence of the torque fluctuations that can not effectively reduce transmission system.
Utility model content
The problem of disclosure is solved be to provide it is a kind of can adjust the angle between power transmission shaft yoke be used for complete vehicle test
Power transmission shaft.
To achieve these goals, the disclosure provides a kind of power transmission shaft for complete vehicle test, and the power transmission shaft includes transmission
Shaft body and the yoke for being arranged on the transmission shaft body two ends, at least one of the yoke by attachment structure removably
The transmission shaft body is connected to, and the position relative to the transmission shaft body can be adjusted in the circumferential.
Alternatively, the attachment structure includes fastener and is arranged in the transmission shaft body and is used for and the fastener
The immovable fitting part of connection.
Alternatively, the fastener is nut, and the immovable fitting part is formed in the power transmission shaft body end to be prominent
Mounting rod, the end of the mounting rod is formed with the external screw thread for coordinating with the nut thread, and the mounting rod can be passed through
The logical through hole for being located at the yoke bottom is simultaneously connected with the nut.
Alternatively, the yoke is spacing relative to the transmission shaft body in the circumferential direction by spacing fit structure.
Alternatively, the spacing fit structure includes the spline formed on the portion perimeter face of the mounting rod, and
Formed on the through hole inner peripheral surface and for the spline with the spline fitted.
Alternatively, the spacing fit structure includes dashing forward from the bottom outward flange of the yoke towards the transmission shaft body
Go out the sawtooth portion to be formed, and form the sawtooth in the power transmission shaft body end outward flange for coordinating with the sawtooth portion
Auxiliary section.
Alternatively, the fastener is bolt, and the immovable fitting part is to form the spiral shell in the power transmission shaft body end
Pit, the bolt can insertion be located at the yoke bottom through hole and with the screwed hole coordinate.
Alternatively, the yoke includes the first yoke and the second yoke, and first yoke is removably attachable to described
Shaft body is driven, second yoke is integrally formed with the transmission shaft body.
Alternatively, the yoke is removably attachable to the transmission shaft body.
Alternatively, the power transmission shaft also includes the first flange yoke being connected with one of the yoke, and with it is described
Second flange yoke of the other of yoke connection.
Pass through above-mentioned technical proposal, i.e. by the way that at least one of yoke is removably attachable to by attachment structure
Shaft body is driven, and the position relative to transmission shaft body can be adjusted in the circumferential, described in adjusting in yoke
At least one is relative to the circumferential position for being driven shaft body, so as to find out the phase between two yokes at optimal power transmission shaft two ends
To angle, so power transmission shaft output angle can be offset and the reason such as power transmission shaft output angle is unequal caused by torque fluctuations, play
Effectively reduce the effect of the torque fluctuations of transmission system.
Other feature and advantage of the disclosure will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing further understanding of the disclosure, and to constitute a part for specification, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute limitation of this disclosure.In the accompanying drawings：
Fig. 1 is the structure chart of the power transmission shaft for complete vehicle test according to disclosure embodiment；
Fig. 2 is the transmission shaft body and first in the power transmission shaft for complete vehicle test according to disclosure embodiment
The exploded perspective view of yoke；
Fig. 3 is the section view according to the first yoke in the power transmission shaft for complete vehicle test of disclosure embodiment
Figure.
Description of reference numerals
The 1 transmission yoke of shaft body 2
The mounting rod of 3 fastener 4
The spline of 5 through hole 6
The boss of 7 spline 8
The yoke of 9 first yoke 10 second
The flange yoke of 11 first flange yoke 12 second
Embodiment
It is described in detail below in conjunction with accompanying drawing embodiment of this disclosure.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explained the disclosure, is not limited to the disclosure.
The disclosure provides a kind of power transmission shaft for complete vehicle test, and the power transmission shaft includes transmission shaft body 1 and is arranged on this
The yoke 2 at the two ends of shaft body 1 is driven, at least one of the yoke 2 is removably attachable to the biography by attachment structure
Moving axis body 1, and the position relative to the transmission shaft body 1 can be adjusted in the circumferential.That is, by by yoke 2 extremely
Few one is removably attachable to be driven shaft body 1 by attachment structure, and can adjust in the circumferential relative to power transmission shaft sheet
The position of body 1, thus, in vehicle NVH processs of the test by described in adjusting in yoke 2 at least one relative to power transmission shaft sheet
The circumferential position of body 1 and the relative angle between the yoke 2 at the optimal two ends of transmission shaft body 1 can be found out, that can offset
Torque fluctuations caused by the reason such as unequal because of power transmission shaft output angle and power transmission shaft output angle, are passed so as to play effectively reduction
The effect of the torque fluctuations of dynamic system, and then reduce the vibrations produced in transmission process and noise.Wherein, the attachment structure can
The arrangement of various reasonable is thought, as long as yoke 2 can be realized with being driven being detachably connected for shaft body 1.
Alternatively, the attachment structure includes fastener 3 and is arranged in the transmission shaft body 1 and is used for and the fastening
The immovable fitting part that part 3 is connected.Here, the fit form of fastener 3 and immovable fitting part can use the structure of various reasonable,
By adjusting position of the yoke 2 relative to transmission shaft body 1 in the circumferential from dismounting fastener 3 on fastening counterpart so that
After angle adjustment angle needed between two yokes 2 at transmission shaft body 1 two ends, pass through the He of clinch fastener 3
Immovable fitting part and by yoke 2 be reattached to transmission shaft body 1 on.Which thereby enhance operating efficiency.
Alternatively, the fastener 3 is nut 8, and the immovable fitting part is formed at transmission shaft body 1 end to be prominent
The mounting rod 4 in portion, the end of the mounting rod 4 is formed with the external screw thread for coordinating with the screw thread of nut 8, the mounting rod 4
Can insertion be located at the bottom of yoke 2 through hole 5 and be connected with the nut 8.Here, the bottom of yoke 2 can protrude shape
Cheng Youyu is driven the diameter identical boss 8 of shaft body 1, and the through hole 5 is formed on the boss 8, can be just by the boss 8
It is driven in yoke 2 is installed in shaft body 1.Wherein, transmission shaft body 1 the insertion yoke 2 of mounting rod 4 through hole 5 and and spiral shell
Female 8 immovable fittings, are achieved in being driven shaft body 1 and the quick assembling of yoke 2, improve efficiency of assembling.But the disclosure is not
This is defined in, transmission shaft body 1 and the demountable structure of yoke 2 can also be realized by using the fastener 3 of other forms.
For example, alternatively, the fastener 3 is bolt, the immovable fitting part is to form the screw thread in transmission shaft body 1 end
Hole, the bolt can insertion be located at the bottom of yoke 2 through hole 5 and with the screwed hole coordinate.
Alternatively, the yoke 2 is limited relative to the transmission shaft body 1 in the circumferential direction by spacing fit structure
Position.Here, spacing fit structure can use any appropriate structure, as long as enabling to yoke 2 in the circumferential relative to biography
Moving axis body 1 is spacing.
For example, alternatively, the spacing fit structure includes the spline formed on the portion perimeter face in the mounting rod 4
6, and form the spline 7 on the inner peripheral surface of through hole 5 and for coordinating with the spline 6.In adjustment yoke 2 and transmission
During the position of shaft body 1, can by dismantling nut 8 and yoke 2 from mounting rod 4, by yoke 2 adjust in the circumferential relative to
It is by the cooperation of spline 6 and spline 7 that yoke 2 is spacing to being driven in shaft body 1 behind the position of transmission shaft body 1, finally
The relative angle between two yokes 2 of adjustment is completed by clamp nut 8.Thus, coordinated by spline 6 and spline 7
Spacing fit structure can be reliably achieved vehicle NVH experiments, and the relative folder between two optimal yokes 2 is found out exactly
Angle.
For another example, alternatively, the spacing fit structure can include in axial direction extension and in the circumferential arranged for interval
Convex is formed with multiple limited impressions or spacing preiection on the inner peripheral surface of through hole 5, the outer peripheral face of the mounting rod 4
Rise or detent, can coordinate with the limited impression or spacing preiection.Here, optional by between adjacent limited impression
Gap be arranged as it is smaller, thus, it is possible to more accurately adjust yoke 2 relative to transmission shaft body 1 circumferential position, thus, it is possible to
The relative angle between two optimal yokes 2 is more accurately found out, operational reliability is further increased.
And for example, alternatively, the spacing fit structure is included from the bottom outward flange of the yoke 2 towards the power transmission shaft
Body 1 protrudes the sawtooth portion formed, and is formed in the transmission end outward flange of shaft body 1 for matching somebody with somebody with the sawtooth portion
The jigsaw fit portion of conjunction.It can also realize yoke 2 in the circumferential relative to the limit of transmission shaft body 1 by structure as described above
Bit function.
Alternatively, the yoke 2 includes the first yoke 9 and the second yoke 10, and first yoke 9 is removably attachable to
The transmission shaft body 1, second yoke 10 is integrally formed with the transmission shaft body 1.Thus, the first yoke 9 is being adjusted
And during the second relative angle between yoke 10, only need to be by dismounting the transmission yoke 9 of shaft body 1 and first and pass through spacing coordinate
Structure adjusts the position between the first yoke 9 and transmission shaft body 1 in the circumferential, and the first yoke is conveniently adjusted so as to play
9 and the effect of the second relative angle between yoke 10.But the disclosure is not limited to this, herein alternatively, the yoke 2 can
To be removably attachable to the transmission shaft body 1.At this point it is possible to neatly adjust according to actual needs the first yoke 9 or
Circumferential position of second yoke 10 relative to transmission shaft body 1.
Alternatively, the power transmission shaft also includes the first flange yoke 11 being connected with one of the yoke 2, and with institute
State the second flange yoke 12 of the other of yoke 2 connection.Here, the first yoke 9 connects the first flange yoke 11 by cross axle,
First flange yoke 11 is connected with vehicle rear axle input shaft, and the second yoke 10 can connect the second flange yoke 12 by cross axle,
Second flange yoke 12 is connected with output shaft of gear-box.
By as described above, in vehicle NVH processs of the test by described in adjusting in yoke 2 at least one relative to biography
The circumferential position of moving axis body 1 and two yokes 2 i.e. the first yoke 9 and that the optimal two ends of transmission shaft body 1 can be found out
Relative angle between two yokes 10, can offset because of power transmission shaft output angle and power transmission shaft output angle is unequal etc. that reason causes
Torque fluctuations, so as to play the effect of the effectively torque fluctuations of reduction transmission system, and then reduce and produced in transmission process
Vibrations and noise.
The preferred embodiment of the disclosure is described in detail above in association with accompanying drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out with technical scheme of this disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, can also be combined between a variety of embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought, it should equally be considered as disclosure disclosure of that.
Claims (10)
1. a kind of power transmission shaft for complete vehicle test, it is characterised in that the power transmission shaft includes transmission shaft body (1) and is arranged on this
The yoke (2) at shaft body (1) two ends is driven, at least one of the yoke (2) is removably attachable to by attachment structure
The transmission shaft body (1), and the position relative to the transmission shaft body (1) can be adjusted in the circumferential.
2. the power transmission shaft according to claim 1 for complete vehicle test, it is characterised in that the attachment structure includes fastening
Part (3) and it is arranged on transmission shaft body (1) and the immovable fitting part for being connected with the fastener (3).
3. the power transmission shaft according to claim 2 for complete vehicle test, it is characterised in that the fastener (3) is nut
(8), the immovable fitting part is the prominent mounting rod (4) formed in described transmission shaft body (1) end, the mounting rod (4)
End be formed with for the nut (8) screw thread coordinate external screw thread, the mounting rod (4) can insertion be located at the yoke
(2) through hole (5) of bottom and it is connected with the nut (8).
4. the power transmission shaft according to claim 3 for complete vehicle test, it is characterised in that the yoke (2) is by spacing
Fit structure is spacing relative to the transmission shaft body (1) in the circumferential direction.
5. the power transmission shaft according to claim 4 for complete vehicle test, it is characterised in that the spacing fit structure includes
The spline (6) on the portion perimeter face of the mounting rod (4) is formed, and formation is used in combination on the through hole (5) inner peripheral surface
In the spline (7) coordinated with the spline (6).
6. the power transmission shaft according to claim 4 for complete vehicle test, it is characterised in that the spacing fit structure includes
From the bottom outward flange of the yoke (2) towards the prominent sawtooth portion formed of the transmission shaft body (1), and formed described
The jigsaw fit portion for being driven the end outward flange of shaft body (1) with the sawtooth portion to coordinate.
7. the power transmission shaft according to claim 2 for complete vehicle test, it is characterised in that the fastener (3) is bolt,
The immovable fitting part is to form the screwed hole in described transmission shaft body (1) end, the bolt can insertion be located at it is described
The through hole (5) of yoke (2) bottom simultaneously coordinates with the screwed hole.
8. the power transmission shaft for complete vehicle test according to any one of claim 1-7, it is characterised in that the yoke
(2) the first yoke (9) and the second yoke (10) are included, first yoke (9) is removably attachable to the transmission shaft body
(1), second yoke (10) is integrally formed with the transmission shaft body (1).
9. the power transmission shaft for complete vehicle test according to any one of claim 1-7, it is characterised in that the yoke
(2) it is removably attachable to the transmission shaft body (1).
10. the power transmission shaft according to claim 1 for complete vehicle test, it is characterised in that the power transmission shaft also include with
The first flange yoke (11) of one of described yoke (2) connection, and second be connected with the other of the yoke (2)
Flange yoke (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621276034.4U CN206320196U (en) | 2016-11-25 | 2016-11-25 | Power transmission shaft for complete vehicle test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621276034.4U CN206320196U (en) | 2016-11-25 | 2016-11-25 | Power transmission shaft for complete vehicle test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206320196U true CN206320196U (en) | 2017-07-11 |
Family
ID=59265062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621276034.4U Expired - Fee Related CN206320196U (en) | 2016-11-25 | 2016-11-25 | Power transmission shaft for complete vehicle test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206320196U (en) |
-
2016
- 2016-11-25 CN CN201621276034.4U patent/CN206320196U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 102206 Beijing Changping District Shahe town Shayang Road, Niu Niu Wan Village North Patentee after: BEIQI FOTON MOTOR Co.,Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: BEIQI FOTON MOTOR 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: 20170711 Termination date: 20211125 |