CN105235736A - Novel steering transmission shaft energy absorption and vibration reduction structure - Google Patents
Novel steering transmission shaft energy absorption and vibration reduction structure Download PDFInfo
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- CN105235736A CN105235736A CN201510741683.0A CN201510741683A CN105235736A CN 105235736 A CN105235736 A CN 105235736A CN 201510741683 A CN201510741683 A CN 201510741683A CN 105235736 A CN105235736 A CN 105235736A
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- drive shaft
- tween drive
- shaft
- tubular axis
- corrugated bar
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Abstract
The invention discloses a novel steering transmission shaft energy absorption and vibration reduction structure. The novel steering transmission shaft energy absorption and vibration reduction structure consists of a corrugated steel pipe shaft and an intermediate shaft which are arranged between an upper joint yoke and a lower joint yoke and are sequentially and fixedly connected, wherein the intermediate shaft is of a whole shaft pipe structure, the upper joint yoke is inserted into one end of the corrugated steel pipe shaft and is fixedly connected with the end of the corrugated steel pipe shaft, the other end of the corrugated steel pipe shaft is arranged at one end of the intermediate shaft in a sleeving mode and is connected with the end of the intermediate shaft, and the lower joint yoke is inserted into the other end of the intermediate shaft and is fixedly connected with the end of the intermediate shaft. The novel steering transmission shaft energy absorption and vibration reduction structure is novel in design, is an integral structure formed by fixedly connecting the corrugated steel pipe shaft, the intermediate shaft and the upper joint yoke and the lower joint yoke without individual vibration reduction parts and is simple and reliable, the performance is not remarkably reduced with the service life, no gap problem exists, and accordingly the situation that abnormal noise is produced due to long-term usage is avoided. The impact transferred from tires and an auxiliary frame to a steering wheel is attenuated by utilizing the elastic rigidity of the corrugated steel pipe shaft, the effect of vibration isolation between an automotive chassis and the steering wheel is achieved, and the corrugated steel pipe shaft and the intermediate shaft are both made of a tubular product and are light in weight and good in durability.
Description
Technical field
The present invention relates to a kind of novel steering inner articulated shaft energy-obsorbing and damping structure, belong to automobile steering system technical field.
Background technology
Energy-obsorbing and damping at present for automobile steering drive shaft all adopts the mode of isolating technique to solve, such as adopt between the upper-lower section of steering inner articulated shaft and have the inside and outside spline slide of wear-resistant coating layer to coordinate, or ball bearing fit etc., there is the problem of coat or steel ball wearing and tearing in above solution, steering swivel system gap can be produced in the middle and later periods in service life of product, cause the phenomenons such as abnormal sound.Meanwhile, the materials'use amount of current steering inner articulated shaft and energy-obsorbing and damping structure thereof is comparatively large, can increase complete vehicle quality.
A kind of disclosed in license notification number CN204341177U turns to lower drive shaft assembly with anti-collision energy absorption shock absorption device, it is by multiple joint fork, and have and draw together lower turning sleeve, lower steering shaft, shaft coupling sheet, rubber disc, jam nut, short rivet, the anti-collision energy absorption shock absorption device of the parts compositions such as bolt, make automobile in the process of moving due to steering shaft, casing pressure riveting knot is closed, crumple power is effectively ensured, and rubber disc plays good cushioning effect, column assy design is made to meet the requirement of international GB11557-2011 completely, add the safety of running car.But this complex structure, relative usage material and later maintenance cost all can increase greatly.
Summary of the invention
For above-mentioned weak point of the prior art, the present invention aims to provide a kind of novel steering inner articulated shaft energy-obsorbing and damping structure, it is simple and reliable for structure, novel in design, achieve the vibration isolating effect between car chassis and bearing circle, and lightweight, good endurance, avoid the generation of the situations such as the abnormal sound that Long-Time Service produces because of the gap between parts.
To achieve these goals, technical scheme of the present invention: a kind of novel steering inner articulated shaft energy-obsorbing and damping structure, its this steering inner articulated shaft energy-obsorbing and damping structure by be located at upper joint fork with lower save pitch between and the corrugated bar tubular axis be connected mutually successively, tween drive shaft form, this tween drive shaft is one whole axle tube structure, wherein, described upper joint fork inserts described corrugated bar tubular axis one end and is connected with it, this corrugated bar tubular axis other end is placed on described tween drive shaft one end and is also connected with it, and described lower joint fork inserts this tween drive shaft other end and is connected with it.
Further, described corrugated bar tubular axis and described tween drive shaft are welded to connect, described corrugated bar tubular axis, tween drive shaft corresponding and described upper save pitch, lower joint fork is welded to connect.
Further, between described upper joint fork, corrugated bar tubular axis, tween drive shaft, lower joint fork, all full weld connects.
Further, described corrugated bar tubular axis comprises corrugated bar tubular axis body and is located at this corrugated bar tubular axis body one end and for above saving bellows first coupling end pitching and be connected mutually with described and be located at this corrugated bar tubular axis body other end and bellows second coupling end for being connected mutually with described tween drive shaft, wherein, crest, the equal semicircular in shape structure in trough cross section of described corrugated bar tubular axis body.
Further, described tween drive shaft comprises tween drive shaft first linkage section that is connected mutually with described corrugated bar tubular axis and describedly saves tween drive shaft second linkage section pitched and be connected mutually and tween drive shaft the 3rd linkage section be located between this tween drive shaft first linkage section, tween drive shaft second linkage section down, this tween drive shaft the 3rd linkage section is necking down shape, and its diameter of axle is successively decreased to described tween drive shaft second linkage section direction gradually by described tween drive shaft first linkage section.
Beneficial effect of the present invention: novel in design, by corrugated bar tubular axis, tween drive shaft and save fork up and down and be fixed into integral structure, without independent vibration isolation part, simple and reliable for structure, performance significantly can not decay with service life, there is not clearance issues; And utilize the elastic stiffness of corrugated bar tubular axis to be delivered to the impact of bearing circle to decay tire and subframe, achieve the vibration isolating effect between car chassis and bearing circle; Because corrugated bar tubular axis and tween drive shaft are tubing, lightweight, good endurance, avoids the generation of the situations such as the abnormal sound that Long-Time Service produces because of the gap between parts.
Accompanying drawing explanation
Fig. 1 is structural representation sketch of the present invention.
Detailed description of the invention
The present invention is further described below in conjunction with specific embodiment and accompanying drawing.
A kind of steering inner articulated shaft energy-obsorbing and damping structure novel as described in Figure 1, this steering inner articulated shaft energy-obsorbing and damping structure forms by being located between upper joint fork 10 with lower joint fork 13 and the corrugated bar tubular axis 11 be connected mutually successively, tween drive shaft 12, this tween drive shaft 12 is one whole axle tube structure, wherein, upper joint fork 10 inserts corrugated bar tubular axis 11 one end and is connected with it, this corrugated bar tubular axis 11 other end is placed on tween drive shaft 12 one end and is also connected with it, and lower joint fork 13 inserts this tween drive shaft 12 other end and is connected with it.
Corrugated bar tubular axis 11 in the present invention can directly adopt steel pipe to be raw MAT'L, by the corrugated bar tubular axis that extrusion process is hollow, this corrugated bar tubular axis 11 can decay chassis, subframe is delivered to the vibration of bearing circle and durability is better, exist without steering gap problem, tube material is reduced greatly than solid axle weight simultaneously.During design, the material, wall thickness, corrugated appearance etc. of this corrugated bar tubular axis 11 all can carry out reasonably optimizing, to make whole steering inner articulated shaft have more reasonably axial elastic stiffness, are beneficial to absorbing.
Particularly, corrugated bar tubular axis 11 and tween drive shaft 12 are welded to connect, and corrugated bar tubular axis 11, tween drive shaft 12 are corresponding is welded to connect structure in aggregates with upper joint fork 10, lower joint fork 13, without independent vibration isolation part, simple and reliable for structure, performance significantly can not decay with service life, there is not clearance issues.In order to ensure welding quality, full weld is all adopted to be welded to connect by between upper joint fork 10, corrugated bar tubular axis 11, tween drive shaft 12, lower joint fork 13.
As shown in Figure 1, corrugated bar tubular axis 11 comprises corrugated bar tubular axis body 111 and is located at this corrugated bar tubular axis body 111 one end and for bellows first coupling end 110 that is connected mutually with upper joint fork 10 and be located at this corrugated bar tubular axis body 111 other end and bellows second coupling end 112 for being connected mutually with tween drive shaft 12, wherein, crest, the equal semicircular in shape structure in trough cross section of corrugated bar tubular axis body 111.And tween drive shaft 12 comprises tween drive shaft second linkage section 123 that tween drive shaft first linkage section 121 that is connected mutually with corrugated bar tubular axis 11 and lower joint fork 13 are connected mutually and tween drive shaft the 3rd linkage section 122 be located between this tween drive shaft first linkage section 121, tween drive shaft second linkage section 123, this tween drive shaft the 3rd linkage section 122 is in necking down shape, and its diameter of axle is successively decreased to tween drive shaft second linkage section 123 direction gradually by tween drive shaft first linkage section 121.
Above the technical scheme that the embodiment of the present invention provides is described in detail, apply specific case herein to set forth the principle of the embodiment of the present invention and embodiment, the explanation of above embodiment is only applicable to the principle helping to understand the embodiment of the present invention; Meanwhile, for one of ordinary skill in the art, according to the embodiment of the present invention, detailed description of the invention and field of application all will change, and in sum, this description should not be construed as limitation of the present invention.
Claims (5)
1. a novel steering inner articulated shaft energy-obsorbing and damping structure, it is characterized in that: this steering inner articulated shaft energy-obsorbing and damping structure is pitched (10) and pitched between (13) and the corrugated bar tubular axis (11) be connected mutually successively by being located at upper joint with lower saving, tween drive shaft (12) forms, this tween drive shaft (12) is one whole axle tube structure, wherein, described upper joint fork (10) is inserted described corrugated bar tubular axis (11) one end and is connected with it, this corrugated bar tubular axis (11) other end is placed on described tween drive shaft (12) one end and is also connected with it, described lower joint fork (13) is inserted this tween drive shaft (12) other end and is connected with it.
2. a kind of novel steering inner articulated shaft energy-obsorbing and damping structure according to claim 1, it is characterized in that: described corrugated bar tubular axis (11) and described tween drive shaft (12) are welded to connect, described corrugated bar tubular axis (11), tween drive shaft (12) corresponding and described upper save pitch (10), lower saving is pitched (13) and is welded to connect.
3. a kind of novel steering inner articulated shaft energy-obsorbing and damping structure according to claim 2, is characterized in that: between described upper joint fork (10), corrugated bar tubular axis (11), tween drive shaft (12), lower joint fork (13), equal full weld is welded to connect.
4. a kind of novel steering inner articulated shaft energy-obsorbing and damping structure according to claim 1, it is characterized in that: described corrugated bar tubular axis (11) comprises corrugated bar tubular axis body (111), and be located at this corrugated bar tubular axis body (111) one end and for above saving bellows first coupling end (110) pitched (10) and be connected mutually with described, and be located at this corrugated bar tubular axis body (111) other end and bellows second coupling end (112) for being connected mutually with described tween drive shaft (12), wherein, the crest of described corrugated bar tubular axis body (111), the equal semicircular in shape structure in trough cross section.
5. steering inner articulated shaft energy-obsorbing and damping structure novel according to claim 1 or 4, it is characterized in that: described tween drive shaft (12) comprises tween drive shaft first linkage section (121) be connected mutually with described corrugated bar tubular axis (11), tween drive shaft second linkage section (123) pitched (13) and be connected mutually is saved down with described, and be located at this tween drive shaft first linkage section (121), tween drive shaft the 3rd linkage section (122) between tween drive shaft second linkage section (123), this tween drive shaft the 3rd linkage section (122) is in necking down shape, and its diameter of axle is successively decreased to described tween drive shaft second linkage section (123) direction gradually by described tween drive shaft first linkage section (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510741683.0A CN105235736A (en) | 2015-11-03 | 2015-11-03 | Novel steering transmission shaft energy absorption and vibration reduction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510741683.0A CN105235736A (en) | 2015-11-03 | 2015-11-03 | Novel steering transmission shaft energy absorption and vibration reduction structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105235736A true CN105235736A (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510741683.0A Pending CN105235736A (en) | 2015-11-03 | 2015-11-03 | Novel steering transmission shaft energy absorption and vibration reduction structure |
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| Country | Link |
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| CN (1) | CN105235736A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2459246A1 (en) * | 1974-12-14 | 1976-06-16 | Reiche & Co | Impact absorbing housing for steering wheel - has central section with thinner wall and corrugated |
| JPS62110565A (en) * | 1985-11-08 | 1987-05-21 | Toyota Motor Corp | Steering shaft capable of bending deformation under excessive impact load |
| EP0759391A1 (en) * | 1995-07-24 | 1997-02-26 | Ecia - Equipements Et Composants Pour L'industrie Automobile | Intermediate steering shaft, especially for a motor vehicle |
| US6022047A (en) * | 1994-09-09 | 2000-02-08 | Nsk Ltd. | Universal joint and a yoke therefor for a steering apparatus |
| US20030173764A1 (en) * | 2002-03-14 | 2003-09-18 | Christian Lutz | Steering gear shaft for a steering column of a motor vehicle |
| CN201009927Y (en) * | 2006-12-26 | 2008-01-23 | 奇瑞汽车有限公司 | Intermediate shaft structure of vehicle steering gear |
| CN101332829A (en) * | 2007-06-29 | 2008-12-31 | 株式会社捷太格特 | Shock absorbing steering device for vehicle |
| CN201283888Y (en) * | 2008-10-20 | 2009-08-05 | 江苏格尔顿传动有限公司 | Vehicle steering transmission gear |
| CN102806940A (en) * | 2012-08-15 | 2012-12-05 | 奇瑞汽车股份有限公司 | Steering transmission intermediate shaft |
| KR101312375B1 (en) * | 2011-08-30 | 2013-09-27 | 남양공업주식회사 | Intermediate shaft for steering device of vehicle |
| CN205098257U (en) * | 2015-11-03 | 2016-03-23 | 北汽银翔汽车有限公司 | Novel steering drive axle energy -absorbing damping structure |
-
2015
- 2015-11-03 CN CN201510741683.0A patent/CN105235736A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2459246A1 (en) * | 1974-12-14 | 1976-06-16 | Reiche & Co | Impact absorbing housing for steering wheel - has central section with thinner wall and corrugated |
| JPS62110565A (en) * | 1985-11-08 | 1987-05-21 | Toyota Motor Corp | Steering shaft capable of bending deformation under excessive impact load |
| US6022047A (en) * | 1994-09-09 | 2000-02-08 | Nsk Ltd. | Universal joint and a yoke therefor for a steering apparatus |
| EP0759391A1 (en) * | 1995-07-24 | 1997-02-26 | Ecia - Equipements Et Composants Pour L'industrie Automobile | Intermediate steering shaft, especially for a motor vehicle |
| US20030173764A1 (en) * | 2002-03-14 | 2003-09-18 | Christian Lutz | Steering gear shaft for a steering column of a motor vehicle |
| CN201009927Y (en) * | 2006-12-26 | 2008-01-23 | 奇瑞汽车有限公司 | Intermediate shaft structure of vehicle steering gear |
| CN101332829A (en) * | 2007-06-29 | 2008-12-31 | 株式会社捷太格特 | Shock absorbing steering device for vehicle |
| CN201283888Y (en) * | 2008-10-20 | 2009-08-05 | 江苏格尔顿传动有限公司 | Vehicle steering transmission gear |
| KR101312375B1 (en) * | 2011-08-30 | 2013-09-27 | 남양공업주식회사 | Intermediate shaft for steering device of vehicle |
| CN102806940A (en) * | 2012-08-15 | 2012-12-05 | 奇瑞汽车股份有限公司 | Steering transmission intermediate shaft |
| CN205098257U (en) * | 2015-11-03 | 2016-03-23 | 北汽银翔汽车有限公司 | Novel steering drive axle energy -absorbing damping structure |
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Application publication date: 20160113 |