CN101695934A - Steering transmission device for vehicle - Google Patents
Steering transmission device for vehicle Download PDFInfo
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- CN101695934A CN101695934A CN200910184949A CN200910184949A CN101695934A CN 101695934 A CN101695934 A CN 101695934A CN 200910184949 A CN200910184949 A CN 200910184949A CN 200910184949 A CN200910184949 A CN 200910184949A CN 101695934 A CN101695934 A CN 101695934A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 29
- 230000001105 regulatory effect Effects 0.000 claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 abstract description 7
- 239000011435 rock Substances 0.000 description 7
- 230000005484 gravity Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
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Abstract
The invention relates to a steering transmission device for a vehicle, which comprises a steering mandrel and a lower universal joint assembly, wherein the steering mandrel is connected with a steering wheel; the lower universal joint assembly is connected with a steering engine; the steering mandrel and the lower universal joint assembly are connected into a whole; the steering mandrel is connected with the steering wheel through a spline, and/or after the lower universal joint assembly is connected with the steering engine, the lower universal joint assembly and the steering engine are fastened through nuts and bolts, and/or the lower universal joint assembly and the steering mandrel are connected into a whole through a sliding intermediate shaft assembly and an upper universal joint assembly. The steering transmission device has simple structure and low cost; and a steering column regulating handle is always contacted with a cam block so as to prevent the handle from swaying and generating abnormal noise.
Description
Technical field
The present invention relates to the General Motors field, be specifically related to a kind of steering transmission device for vehicle.
Background technology
At present, fewer about the technologic material of the designs simplification of steering transmission device for vehicle and noise treatment in known technology, vehicle all needs to install a cover failure-free steering transmission linkage in the prior art, but the shortcoming of common steering transmission linkage is:
1) structure more complicated, cost is than higher; Perhaps simple in structure, function is few.
Noise appears when 2) steering column slides on regulating support easily.
Summary of the invention
The object of the present invention is to provide a kind of steering transmission device for vehicle that can realize the transmission of steering torque simple in structure.
Further purpose of the present invention also is; this driving device can carry out the position adjustment; make chaufeur have a rational steering position, steering column regulating handle to contact with cam bit all the time; avoid handle to receive and rock abnormal sound, when unclamping regulating handle; regulating spring can the balance bearing circle and the gravity of parts such as tubing string, when the collision happens accident; steering column can the crumple energy-absorbing, can protect the safety of chaufeur.
Device of the present invention is realized the transmission of moment, makes car load according to driver-operated direction running; Realize the adjustment of steering wheel position, make chaufeur that a rational steering position be arranged; When steering column can carry out the position adjustment, the wave mode pad can be eliminated the handle gap, produced the vibration abnormal sound when avoiding adjusting; When unclamping regulating handle, the gravity of regulating spring meeting balance bearing circle; When the collision happens accident, can the crumple energy-absorbing, the safety of protection chaufeur.
Concrete technical scheme is as follows:
A kind of steering transmission device for vehicle comprises turning to mandrel, the lower cardan assembly, and this turns to mandrel closure dish, and this lower cardan assembly connects steering box, and this turns to mandrel and lower cardan assembly to link into an integrated entity.
The described mandrel that turns to passes through spline closure dish, and/or the lower cardan assembly be connected with steering box the back undertaken by nuts and bolt fastening, and/or the lower cardan assembly by slip countershaft assembly and upper cardan assembly with turn to mandrel to link into an integrated entity.
Also comprise outer column jecket, the described mandrel that turns to connects as one with being somebody's turn to do outer column jecket, and this outer column jecket fixes by regulating support and car load.
Also comprise medium-height trestle and/or following fixed support, medium-height trestle is positioned to be regulated in the middle of the support, and following fixed support is positioned at close steering box one side of medium-height trestle, and outer column jecket is fixed by fixed support and/or medium-height trestle and/or adjusting support and car load.
Also comprise a clamp handle assembly, itself and medium-height trestle are fixed together, and are used to rotate and regulate the position of bearing circle.
Also comprise lock screw and corresponding jam nut thereof, described clamp handle assembly is fixed together by this lock screw and nut and medium-height trestle.
Also comprise a pair of locking cam piece, be located between clamp handle assembly and the adjusting support that handle connects and can drive locking cam piece rotation, another locking cam piece captive joint is regulated support.
But relative displacement between described two cam bits, this displacement is regulated the rack elasticity distortion and is produced the gap with medium-height trestle when lock screw diminishes, and outer column jecket drives lock bolt and the slip of clamp handle assembly with medium-height trestle, when this displacement becomes big along lock screw, regulate support medium-height trestle is clamped.
Also comprise one corrugated gasket/wave mode pad, be arranged between jam nut and the clamp handle assembly.
Described locking cam piece and/or regulate support and/or corrugated gasket/wave mode pad also is fixed together by lock screw and jam nut and medium-height trestle.
Also comprise a regulating spring, be arranged on and regulate between support and the medium-height trestle.
Described adjusting support is with tear-strap and/or pull piece and be connected by rivet welding and/or injection moulding, regulates support by described tear-strap and/or pull piece and be connected with car load.
The present invention further comprises following characteristics:
A, simple in structure realizes the transmission of steering torque.It generally all is to adopt spline to connect that traditional steering column is connected with steering box, the manufacturing process more complicated of spline, and the cost height, and do not have location on the circumference when connecting; Will add some complicated shock absorption devices in the transfer route of transmission, this transfer route does not need the special shock absorption device just can the realizable force transmission, and slide mechanism can be avoided impacting from ground-surface by actv..
B, can carry out the position adjustment, make chaufeur that a rational steering position be arranged.Add the pair of cams piece in the middle of handle and the adjusting support, cam bit of handle band is to rotating on one side, another cam bit and adjusting support are fixed together motionless, between two of relative motion cam bits relative displacement has just taken place like this, when displacement when lock screw axially diminishes, regulate support generation elastic deformation, just and between the medium-height trestle produce the gap, tubing string and medium-height trestle band lock screw and handle and can be slided in the deep-slotted chip breaker of regulating support like this, thereby realize the adjusting of steering wheel position, after adjusting the position, handle rotates to another side, the displacement of two cam bits axially becomes big along lock screw, thereby the adjusting support is clamped medium-height trestle, so just can make bearing circle be fixed on the comfortable steering position of chaufeur.
C, steering column regulating handle contact with cam bit all the time, avoid handle to rock abnormal sound.Between jam nut and regulating handle, add a wave mode pad, elimination is because of regulating the gap that the support permanent deformation produces, handle, cam bit are remained with the adjusting support contact, handle just can not rock like this, just can not produce abnormal sound because of handle rocks when regulating steering wheel position.
D, when unclamping regulating handle, regulating spring can the balance bearing circle and the gravity of parts such as tubing string.When regulating handle loosened, regulating spring can be upspring tubing string, avoided casual and came off; Regulating spring is assembled in to be regulated in the middle of support and the medium-height trestle, plays the effect of balance bearing circle gravity.
E, when the collision happens accident, steering column can the crumple energy-absorbing, can protect the safety of chaufeur.When collision happens, cause parts such as subframe to be out of shape backward or be subjected to displacement, thereby cause moving behind the steering box, after moving behind the steering box, the contraction of can sliding of slip tween drive shaft, avoid bigger after the power of moving be delivered on the bearing circle by steering transmission linkage; When people and bearing circle generation secondary collision, the crumple energy-absorbing can take place when reaching the power value of setting in steering column, avoids bigger masterpiece to be used in the chest of chaufeur, effectively protects the personal safety of chaufeur.
Compare with present prior art, the present invention is simple in structure, and cost is low; The steering column regulating handle contacts with cam bit all the time, avoids handle to rock abnormal sound.
Description of drawings
Fig. 1 is a sedan steering driving device scheme drawing
Fig. 2 is the side sectional view of Fig. 1
Fig. 3 is the lining scheme of installation
Fig. 4 is a mandrel annexation cutaway view
Fig. 5 is a double D structure
Among the figure:
(1) lower cardan assembly, (2) slip countershaft assembly, (3) upper cardan assembly, (4) tear-strap, (5) clamp handle assembly, (6) turn to mandrel, (7) upper bracket assembly, (8) outer column jecket, (9) lock sleeve, (10) support, (11) medium-height trestle, (12) regulate support, (13) fixed support under, (14) regulating spring, (15) locking cam, (16) wave mode packing ring/wave mode pad, (17) jam nut, (18) lock screw, (19) jam nut positioning plate, (20) pull piece about, (21) plastic bushing, (22) bearing pin, (23) rubber needle bearing, (24) nyliner, (25) bearing
The specific embodiment
Describe the present invention with reference to the accompanying drawings below, it is a kind of preferred embodiment in the numerous embodiments of the present invention.
Fig. 1 is a sedan steering driving device scheme drawing, it is a kind of sedan steering driving device, it comprises and turns to mandrel 6 and lower cardan assembly 1, this is two interface elements of this device closure dish and steering box, turn to mandrel 6 generally all to be connected with bearing circle respectively by spline, lower cardan assembly 1 usefulness double D structure (Fig. 5) is connected with steering box, connects the back and is undertaken fastening by nuts and bolt; Lower cardan assembly 1 is by slip countershaft assembly 2 and upper cardan assembly 3 and turn to mandrel 6 to link into an integrated entity, and makes the people be delivered to steering box for the hand-power of bearing circle, thereby finally realizes the turning of vehicle; Turn to mandrel 6 to be connected in one with outer column jecket 8 by head bearing 25 and rubber needle bearing 23, outer column jecket is by fixed support 13, medium-height trestle 11 and adjusting support 12 and car load are fixed together down, following fixed support and regulate support and be fixed together with car load, thus realized whole transmission device car load fix; Upper bracket assembly 7 can be used for installing combined switch assembly and fixed combination switch hood; Tear-strap 4 with pull piece 20 and be connected with adjusting support 12 with injection moulding by rivet welding respectively; Clamp handle assembly 5, locking cam 15, adjusting support 12 and wave mode packing ring are fixed together with medium-height trestle 11 by lock screw 18 and jam nut 17, and jam nut positioning plate 19 is fixed together by Screw and clamp handle assembly 5.
The hand-power that the people is applied on the bearing circle is delivered to steering box by this device, finally realizes turning to of vehicle; Upper and lower universal joint assembly 3 and 1 is by welding or riveted joint and slip countershaft assembly 2 and turn to mandrel 6 to link together, turn to mandrel 6 and bearing circle to tighten together with nut by spline fitted, lower cardan 1 and steering box are former by the spline fitted bolt up, people's hand-power just can be transferred to steering box from bearing circle like this, because upper and lower universal joint assembly is a nonconstant velocity universal joint, so the fluctuation of moment can occur, but, torque fluctuations is reduced in the acceptable scope by the phase angle of these two universal-joints is set.
Can carry out the position adjustment, make chaufeur that a rational steering position be arranged.Add pair of cams pieces 15 in the middle of handle 5 and the adjusting support 12, cam bit of handle band is to rotating on one side, another cam bit and adjusting support are fixed together motionless, between two of relative motion cam bits relative displacement has just taken place like this, when displacement when lock screw 18 axially diminishes, regulate support 12 elastic deformation takes place, just and produce little gap between the medium-height trestle 11, tubing string 8 and medium-height trestle 11 can slide in the deep-slotted chip breaker of regulating support with lock screw 18 and handle 5 like this, thereby realize the adjusting of steering wheel position, after adjusting the position, handle 5 rotates to another side, the displacement of two cam bits 15 axially becomes big along lock screw, regulates support 12 medium-height trestle 11 clampings thereby make, and so just can make bearing circle be fixed on the comfortable steering position of chaufeur.Between jam nut 17 and regulating handle 5, add a wave mode pad 16, elimination is because of regulating the gap that support 12 permanent deformations produce, handle 5, cam bit 15 and adjusting support 12 are remained to be contacted, handle 5 just can not rock like this, just can not produce abnormal sound because of handle rocks when regulating steering wheel position.Added a regulating spring 14 in the middle of regulating support 12 and medium-height trestle 11, played the effect of balance bearing circle gravity, when regulating handle 5 loosened, regulating spring 14 can be upspring tubing string 8, so just avoided that bearing circle is casual to come off.
Parts such as bearing circle and combined switch are played the effect of support fixation; Upper bracket assembly 7, support 10, medium-height trestle 11 and following fixed support 13 and outer column jecket 8 weld togethers, regulate support by tear-strap and about pull piece and car load is fixed, lower bracket is fixed with car load by plastic bushing 21 and bearing pin 22, whole like this column assy has just obtained fixing on car load, thereby make the bearing circle that is fixed on the steering column, the combined switch assembly, parts such as combined switch guard shield and wire harness have had a fixing position, after loosening clamp handle, regulating support can slide on lock screw 18, the position of bearing circle is regulated, thereby made chaufeur find a pleasant steering position.
When the Vehicular impact object reaches tubing string crumple power, tubing string generation crumple, the safety of protection chaufeur; When vehicle front struck object, power was out of shape machinery space backward, and when steering box was subjected to displacement backward, slip countershaft assembly 2 will shrink, and avoided power to pass to by steering transmission linkage and put to dish, thereby the people is caused injury; When people and bearing circle generation secondary collision, when the power during the crash direction dish reaches the crumple power of steering column, steering column will carry out crumple along stressed direction, the size of tubing string crumple power can according to about pull piece 20, the crumple power of tear-strap 4 and lower bracket is set, the crumple power of lower bracket is set with the fit dimension of following fixed support 13 by plastic bushing 21 and bearing pin 22, the crumple stroke need be according to the setting according to arrangement space of steering column, and the chute length of lower bracket can limit the stroke of the downward crumple of tubing string; Can obtain different crumple degree by the design parameters that changes tubing string.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (11)
1. a steering transmission device for vehicle is characterized in that, comprise turning to mandrel, and the lower cardan assembly, this turns to mandrel closure dish, and this lower cardan assembly connects steering box, and this turns to mandrel and lower cardan assembly to link into an integrated entity.
2. steering transmission device for vehicle as claimed in claim 1, it is characterized in that, the described mandrel that turns to passes through spline closure dish, and/or the lower cardan assembly be connected with steering box the back undertaken by nuts and bolt fastening, and/or the lower cardan assembly by slip countershaft assembly and upper cardan assembly with turn to mandrel to link into an integrated entity.
3. steering transmission device for vehicle as claimed in claim 1 or 2 is characterized in that, also comprises outer column jecket, and the described mandrel that turns to connects as one with being somebody's turn to do outer column jecket, and this outer column jecket fixes by regulating support and car load.
4. steering transmission device for vehicle as claimed in claim 3, it is characterized in that, also comprise medium-height trestle and/or following fixed support, medium-height trestle is positioned to be regulated in the middle of the support, following fixed support is positioned at close steering box one side of medium-height trestle, and outer column jecket is by fixed support and/or medium-height trestle and/or regulate support and car load is fixed.
5. steering transmission device for vehicle as claimed in claim 4 is characterized in that, also comprises a clamp handle assembly, and itself and medium-height trestle are fixed together, and are used to rotate and regulate the position of bearing circle.
6. steering transmission device for vehicle as claimed in claim 5 is characterized in that, also comprises lock screw and corresponding jam nut thereof, and described clamp handle assembly is fixed together by this lock screw and nut and medium-height trestle.
7. steering transmission device for vehicle as claimed in claim 6, it is characterized in that, also comprise a pair of locking cam piece, be located between clamp handle assembly and the adjusting support, handle connects and can drive locking cam piece rotation, and another locking cam piece captive joint is regulated support.
8. steering transmission device for vehicle as claimed in claim 7, it is characterized in that, but relative displacement between described two cam bits, this displacement is when lock screw diminishes, regulate the rack elasticity distortion and produce the gap with medium-height trestle, outer column jecket and medium-height trestle drive lock bolt and the clamp handle assembly slides, and when this displacement becomes big along lock screw, regulates support medium-height trestle is clamped.
9. as each described steering transmission device for vehicle among the claim 6-8, it is characterized in that, also comprise a wave mode packing ring or wave mode pad, be arranged between jam nut and the clamp handle assembly.
10. steering transmission device for vehicle as claimed in claim 9 is characterized in that, described locking cam piece and/or regulate support and/or wave mode packing ring/wave mode pad also is fixed together by lock screw and jam nut and medium-height trestle.
11. as each described steering transmission device for vehicle among the claim 4-8, it is characterized in that, also comprise a regulating spring, be arranged on and regulate between support and the medium-height trestle, described adjusting support is with tear-strap and/or pull piece and be connected by rivet welding and/or injection moulding, regulates support by described tear-strap and/or pull piece and be connected with car load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101849490A CN101695934B (en) | 2009-10-22 | 2009-10-22 | Steering transmission device for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101849490A CN101695934B (en) | 2009-10-22 | 2009-10-22 | Steering transmission device for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101695934A true CN101695934A (en) | 2010-04-21 |
| CN101695934B CN101695934B (en) | 2012-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101849490A Active CN101695934B (en) | 2009-10-22 | 2009-10-22 | Steering transmission device for vehicle |
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| Country | Link |
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| CN (1) | CN101695934B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19906411B4 (en) * | 1999-02-16 | 2005-01-27 | Nacam Deutschland Gmbh | Adjustable motor vehicle steering column string |
| CN100450850C (en) * | 2003-04-24 | 2009-01-14 | 株式会社万都 | Steering inclined pole assembly for automobile |
| CN2853555Y (en) * | 2005-11-17 | 2007-01-03 | 重庆长安汽车股份有限公司 | Mechanism for regulating height and angle of vehicle steering column assembly |
| CN201045047Y (en) * | 2007-05-10 | 2008-04-09 | 浙江万达汽车方向机有限公司 | Adjustable steering pipe pillar for passenger cars |
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2009
- 2009-10-22 CN CN2009101849490A patent/CN101695934B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101695934B (en) | 2012-11-28 |
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