CN202827707U - Automobile steering system intermediate shaft - Google Patents
Automobile steering system intermediate shaft Download PDFInfo
- Publication number
- CN202827707U CN202827707U CN 201220499258 CN201220499258U CN202827707U CN 202827707 U CN202827707 U CN 202827707U CN 201220499258 CN201220499258 CN 201220499258 CN 201220499258 U CN201220499258 U CN 201220499258U CN 202827707 U CN202827707 U CN 202827707U
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- China
- Prior art keywords
- groove
- hollow tubular
- drive shaft
- complementary
- tween drive
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- 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
The utility model discloses an automobile steering system intermediate shaft which comprises a solid shaft, a hollow pipe, at least two abrasion-resistant inner liner frames, two universal joints and a plurality of rolling bodies, wherein the solid shaft is provided with at least two grooves which are distributed in a circumferential mode. Each abrasion-resistant inner liner frame comprises a body and two symmetrical connection bodies which are fixed at one end of the body, second grooves matched with each first groove are arranged on one side of the body, the hollow pipe is provided with at least two third grooves matched with the second grooves, and the plurality of rolling bodies are arranged between the first grooves and the second grooves. One end of the solid shaft is fixedly connected with one universal joint, the other end of the solid shat is arranged inside the hollow pipe, the abrasion-resistant inner liner frames are arranged inside the third grooves of the hollow pipe, and one end of the hollow pipe is fixedly connected with the another one universal joint. According to the method, the automobile steering system intermediate shaft improves stiffness and load capacity, and reduces noise.
Description
Technical field
The utility model relates to automobile steering system medium power transmission mechanism field, particularly relates to a kind of automobile steering system tween drive shaft.
Background technology
The effect of tween drive shaft in automobile steering system is to connect steering column and steering box, and allow input shaft and output shaft non-rectilinear to arrange, except the effect that transmitting torque is provided, absorb in addition between vehicle body and the chassis relative motion and in collision case endergonic function.A typical tween drive shaft comprises a solid axle and a hollow tubular; existing solid axle and hollow tubular generally adopt spline joint; it is the connection that castellated shaft is connected with splined tube; its advantage is convenient when being installed to vehicle body; shortcoming is that tween drive shaft rigidity is inadequate; the power of endwisely slipping is subjected to the impact of torsional forces larger; the bad control of simultaneously diameter clearance produces abnormal sound easily; tween drive shaft does not have the defencive function of crumple during collision; the client noise is required more and more stricter today, designing the less tween drive shaft of noise has become the technical matters that those skilled in the art need to be resolved hurrily.
The utility model content
The technical matters that the utility model mainly solves provides that a kind of noise is little, good rigidity, load-carrying capacity is strong, assembling is easy automobile steering system tween drive shaft.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of automobile steering system tween drive shaft is provided, comprise: solid axle, hollow tubular, at least two wear-resistant liner framves, two universal-joints and a plurality of rolling body, described solid axle is provided with the first groove of at least two circle distribution, described wear-resistant liner frame comprises body and is fixed in two symmetrical connectors of described body one end, described body one side is provided with the second groove that is complementary with described the first groove, described hollow tubular is provided with at least two the 3rd grooves that are complementary with described the second groove, described a plurality of rolling body is installed between described the first groove and described the second groove, described solid axle one end is fixedly connected on the described universal-joint, the other end is installed in the described hollow tubular, described wear-resistant liner frame is installed in the 3rd groove of described hollow tubular, described another described universal-joint of hollow tubular one end captive joint.
In preferred embodiment of the utility model, described the first groove and described the second groove center are respectively equipped with the arc structure that is complementary with described rolling body.
In preferred embodiment of the utility model, described tween drive shaft also comprises a collar, and described solid axle one end is provided with an annular groove that is complementary with described collar.
In preferred embodiment of the utility model; described tween drive shaft also comprises a protection sleeve; the first end of described protection sleeve is provided with the first internal diameter that is complementary with described solid axle external diameter; the second end of described protection sleeve is provided with the second internal diameter that is complementary with described hollow tubular external diameter; the first end of described protection sleeve is fastened on the described solid axle, and the second end of described protection sleeve is fastened on the described hollow tubular.
In preferred embodiment of the utility model, the first end of described protection sleeve also is provided with two locating dowel pins, and an end end face of described hollow tubular is provided with two blind holes that are complementary with described locating dowel pin.
In preferred embodiment of the utility model, also be provided with two dead bolts that are used for slip-off preventing on the described protection sleeve, described hollow tubular is provided with the groove that is complementary with described dead bolt.
The beneficial effects of the utility model are: the utility model automobile steering system tween drive shaft rolls to connect by rolling body and replaces existing spline joint, has improved middle shaft rigidity and load-carrying capacity, has reduced noise, is easy to assembling, and is easy and simple to handle.
Description of drawings
Fig. 1 is the structural representation of the utility model automobile steering system tween drive shaft one preferred embodiment;
Fig. 2 is A-A place generalized section among Fig. 1;
Fig. 3 is B-B place generalized section among Fig. 1;
The mark of each parts is as follows in the accompanying drawing: 1, solid axle, the 11, first groove, 12, annular groove; 2, hollow tubular, the 21, the 3rd groove, 3, the wear-resistant liner frame; 31, body, the 311, second groove, 32, connector; 4, universal-joint, 5, steel ball, 6, collar; 7, protection sleeve, the 71, first internal diameter, the 72, second internal diameter; 73, locating dowel pin, 74, dead bolt.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
See also Fig. 1, Fig. 2 and Fig. 3, a kind of automobile steering system tween drive shaft, comprise: solid axle 1, hollow tubular 2, two wear-resistant liner framves 3, two universal-joints 4 and a plurality of rolling body, rolling body adopts steel ball 5, solid axle 1 is provided with the first groove 11 of two circle distribution, wear-resistant liner frame 3 comprises body 31 and is fixed in two symmetrical connectors 32 of body 31 1 ends, body 31 1 sides are provided with the second groove 311 that is complementary with the first groove 11, hollow tubular 2 is provided with two the 3rd grooves 21 that are complementary with the second groove 311, be equiped with a plurality of steel balls 5 between the first groove 11 and the second groove 311, solid axle 1 one ends are welded to connect on a universal-joint 4, and the other end is installed in the hollow tubular 2.Two wear-resistant liner framves 3 are installed in respectively in two the 3rd grooves 21 of hollow tubular 2, more as shown in Figure 3, after connector 32 fixed cards on the wear-resistant liner frame 3 are enclosed within an end of hollow tubular 2, are welded to connect on another universal-joint 4 with hollow tubular 2 again.Being connected the rolling that realizes tween drive shaft by solid axle 1, hollow tubular 2 and wear-resistant liner frame connects; while wear-resistant liner frame 3 defines steel ball and can only move axially between the first groove 11 and the second groove 311; when improving tween drive shaft rigidity; increased the load-carrying capacity of tween drive shaft; the rolling of steel ball 5 connects so that the power of endwisely slipping is subjected to the impact of torsional forces less; tween drive shaft crumple scope is larger during collision, has very strong defencive function.Certainly rolling body also can adopt cylindrical roller or needle roller to realize, its principle is identical with steel ball 5, is not repeated at this.
In addition, the first groove 11 and the second groove 311 centers are provided with the arc structure that is complementary with steel ball 5, and after the first groove 11 cooperates with the second groove 311 and steel ball 5 gaps are little, and the power of endwisely slipping that has reduced steel ball 5 is subjected to the impact of torsional forces.
In addition, tween drive shaft also comprises a collar 6, and solid axle 1 one ends are provided with an annular groove 12 that is complementary with collar 6, and collar 6 guarantees that steel ball 5 can axially not come off.
In addition; tween drive shaft also comprises a protection sleeve 7; protection sleeve 7 first ends are provided with the first internal diameter 71 that is complementary with solid axle 1 external diameter; protection sleeve 7 second ends are provided with the second internal diameter 72 that is complementary with hollow tubular 2 external diameters; protection sleeve 71 first ends are fastened on the solid axle 1; the second end is fastened on the hollow tubular 2, prevents that effectively dust, fluid etc. from entering in the first groove 11 and the second groove 311, has improved the service life that steel ball 5 rolls and connects.
In addition; protection sleeve 7 first ends also are provided with two locating dowel pins 73; the end face of hollow tubular 2 one ends is provided with two blind holes that are complementary with locating dowel pin 73, and two locating dowel pins 73 not only are used for the rigging position of limiting protecting sleeve pipe 7 and hollow tubular 2, also is used for fixing an end of wear-resistant liner frame 3.
In addition, also be provided with two dead bolts 74 that are used for slip-off preventing on the protection sleeve 7, hollow tubular 2 is provided with the groove that is complementary with dead bolt 74, and dead bolt 74 has guaranteed that protection sleeve 7 can not come off from hollow tubular 2, also makes protection sleeve 7 easy with hollow tubular 2 assemblings.
The utility model automobile steering system tween drive shaft roll to connect replaces existing spline joint by rolling body, improved middle shaft rigidity, has reduced the impact that the power of endwisely slipping is subjected to moment of torsion, has reduced the noise of tween drive shaft.
Be different from prior art, the impact that the utility model automobile steering system tween drive shaft rigidity is better, load-carrying capacity is stronger, the power of endwisely slipping is subjected to moment of torsion is less, noise is lower.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification sheets and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (6)
1. automobile steering system tween drive shaft, it is characterized in that, comprise: solid axle, hollow tubular, at least two wear-resistant liner framves, two universal-joints and a plurality of rolling body, described solid axle is provided with the first groove of at least two circle distribution, described wear-resistant liner frame comprises body and is fixed in two symmetrical connectors of described body one end, described body one side is provided with the second groove that is complementary with described the first groove, described hollow tubular is provided with at least two the 3rd grooves that are complementary with described the second groove, described a plurality of rolling body is installed between described the first groove and described the second groove, described solid axle one end is fixedly connected on the described universal-joint, the other end is installed in the described hollow tubular, described wear-resistant liner frame is installed in the 3rd groove of described hollow tubular, described another described universal-joint of hollow tubular one end captive joint.
2. automobile steering system tween drive shaft according to claim 1 is characterized in that, described the first groove and described the second groove center are respectively equipped with the arc structure that is complementary with described rolling body.
3. automobile steering system tween drive shaft according to claim 1 is characterized in that, described tween drive shaft also comprises a collar, and described solid axle one end is provided with an annular groove that is complementary with described collar.
4. automobile steering system tween drive shaft according to claim 1; it is characterized in that; described tween drive shaft also comprises a protection sleeve; the first end of described protection sleeve is provided with the first internal diameter that is complementary with described solid axle external diameter; the second end of described protection sleeve is provided with the second internal diameter that is complementary with described hollow tubular external diameter; the first end of described protection sleeve is fastened on the described solid axle, and the second end of described protection sleeve is fastened on the described hollow tubular.
5. automobile steering system tween drive shaft according to claim 4 is characterized in that, the first end of described protection sleeve also is provided with two locating dowel pins, and an end end face of described hollow tubular is provided with two blind holes that are complementary with described locating dowel pin.
6. automobile steering system tween drive shaft according to claim 4 is characterized in that, also is provided with two dead bolts that are used for slip-off preventing on the described protection sleeve, and described hollow tubular is provided with the groove that is complementary with described dead bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499258 CN202827707U (en) | 2012-09-28 | 2012-09-28 | Automobile steering system intermediate shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499258 CN202827707U (en) | 2012-09-28 | 2012-09-28 | Automobile steering system intermediate shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202827707U true CN202827707U (en) | 2013-03-27 |
Family
ID=47939476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220499258 Expired - Fee Related CN202827707U (en) | 2012-09-28 | 2012-09-28 | Automobile steering system intermediate shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202827707U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738393A (en) * | 2013-12-20 | 2014-04-23 | 柳州正菱集团有限公司 | Method for machining side boards of support of automobile intermediate shaft |
| CN104210529A (en) * | 2013-05-30 | 2014-12-17 | 株式会社万都 | Tilt or tilt and telescopic steering apparatus for vehicle |
| CN105128923A (en) * | 2015-09-10 | 2015-12-09 | 江苏金也汽车配件有限公司 | Steel ball ball-type lower steering shaft assembly |
| CN105151111A (en) * | 2015-10-15 | 2015-12-16 | 安徽江淮汽车股份有限公司 | Steering shaft and automotive steering mechanism |
| CN105480294A (en) * | 2015-11-27 | 2016-04-13 | 奇瑞汽车股份有限公司 | Sectional type steering intermediate shaft |
-
2012
- 2012-09-28 CN CN 201220499258 patent/CN202827707U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210529A (en) * | 2013-05-30 | 2014-12-17 | 株式会社万都 | Tilt or tilt and telescopic steering apparatus for vehicle |
| CN104210529B (en) * | 2013-05-30 | 2016-10-05 | 株式会社万都 | Vehicle is with fascinating or fascinate and telescopic steering device |
| CN103738393A (en) * | 2013-12-20 | 2014-04-23 | 柳州正菱集团有限公司 | Method for machining side boards of support of automobile intermediate shaft |
| CN105128923A (en) * | 2015-09-10 | 2015-12-09 | 江苏金也汽车配件有限公司 | Steel ball ball-type lower steering shaft assembly |
| CN105151111A (en) * | 2015-10-15 | 2015-12-16 | 安徽江淮汽车股份有限公司 | Steering shaft and automotive steering mechanism |
| CN105480294A (en) * | 2015-11-27 | 2016-04-13 | 奇瑞汽车股份有限公司 | Sectional type steering intermediate shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130327 Termination date: 20140928 |
|
| EXPY | Termination of patent right or utility model |