CN105480294A - Sectional type steering intermediate shaft - Google Patents
Sectional type steering intermediate shaft Download PDFInfo
- Publication number
- CN105480294A CN105480294A CN201510866357.2A CN201510866357A CN105480294A CN 105480294 A CN105480294 A CN 105480294A CN 201510866357 A CN201510866357 A CN 201510866357A CN 105480294 A CN105480294 A CN 105480294A
- Authority
- CN
- China
- Prior art keywords
- intermediate shaft
- sectional type
- steering intermediate
- type steering
- splined
- 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.)
- Pending
Links
- 210000003205 muscle Anatomy 0.000 claims description 9
- 239000000428 dust Substances 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract 2
- 230000009545 invasion Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000011218 segmentation Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 229920000136 polysorbate Polymers 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/20—Connecting steering column to steering gear
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Steering Controls (AREA)
Abstract
The invention discloses a sectional type steering intermediate shaft. The sectional type steering intermediate shaft comprises a splined shaft (1) and a splined sleeve (2) which can be in sliding and sleeving connection with the splined shaft (1), wherein an external spline (11) is arranged at one end of the splined shaft (1), an internal spline in matched connection with the external spline (11) is arranged in the splined sleeve (2), and a protecting jacket (4) which is in sleeving connection to the splined shaft (1) and the splined sleeve (2) is arranged at the connecting position of the splined shaft (1) and the splined sleeve (2). The sectional type steering intermediate shaft provided by the invention is simple in structure, convenient to assemble, and capable of preventing foreign matters from invasion, and has the functions of dust prevention and release prevention.
Description
Technical field
The invention belongs to automotive field, more particularly, relate to a kind of sectional type steering intermediate shaft.
Background technology
In current industry, steering intermediate shaft mostly is segmentation structure, and its object is conveniently car load assembling not only, and simultaneously the steering intermediate shaft of sectional type slidably structure can play the effect of energy-obsorbing and damping, for chaufeur provide comfortable well turn to product texture.The slideable steering intermediate shaft of segmentation is generally assembled by one section of axle and one section of sleeve pipe cooperation, when both relative slidings can depart to end position, assembling may cause phase angle mistake, slide construction space change, impurity to be brought into again, and then cause steering wheel torque to fluctuate greatly, turn to the faults such as abnormal sound, affect the normal use of tween drive shaft; And axle and sleeve pipe cooperation place are open type, dust, impurity etc. easily enter slide construction pollution lubricating fat, affect sliding effect.In a series of processes such as steering intermediate shaft rolls off the production line at product, pack, transport, general assembly assembling all may because of the impact such as External Force Acting, deadweight cause both to depart from or slide construction by foreign matter contaminating impurity.
Summary of the invention
The object of the invention is to solve prior art Problems existing, the intrusion that a kind of structure is simple, easy to assembly, prevent foreign matter is provided, possesses the sectional type steering intermediate shaft of dust-proof anti-drop function.
To achieve these goals, the technical scheme that the present invention takes is this sectional type steering intermediate shaft that provides, the splined sleeve comprising castellated shaft and be slidably socketed with it, one end of described castellated shaft is provided with one section of male splines, be provided with one section of female splines be connected with described male splines in described splined sleeve, be provided with the protecting jacket being set with and being connected on the two at described castellated shaft and described splined sleeve junction.
For making technique scheme more detailed and concrete, the present invention also provides following further optimal technical scheme, to obtain satisfied practical function:
Described protecting jacket comprises the sleeve pipe linkage section be placed on described splined sleeve, is provided with engagement sleeves is connected to splined hole on described male splines in the end of described sleeve pipe linkage section.
Described splined sleeve outer wall is provided with annular groove, is provided with the ring muscle coordinating clamping with described annular groove in described sleeve pipe linkage section.
In described protecting jacket, overlap contact surface joint place with described splined sleeve be provided with slotted collar.
The outer diameter D of described slotted collar is slightly less than protecting jacket internal diameter D1.
Described slotted collar internal diameter d is less than external spline teeth outside diameter circle d2, slightly larger than castellated shaft axial cylindrical section diameter d1.
Sectional type steering intermediate shaft of the present invention compared with prior art, has the following advantages: possess dust-proof anti-drop function, and before and after can ensureing the product such as steering intermediate shaft phase angle in working process, torsion gap, state is qualified, consistent, prevents the intrusion of foreign matter.By assembling a protecting jacket in the end of splined sleeve and castellated shaft cooperation place and corresponding slotted collar can realize this dust-proof anti-drop function, the inner ring muscle with projection of protecting jacket, coordinate with the annular groove of cannula tip and press-fit, for different product as different axles and the breakaway force of sleeve pipe need be defined, ring muscle size by adjusting sleeve pipe ring groove and protecting jacket realizes, and structure is simple, easy to assembly, protection is reliable.
Accompanying drawing explanation
Below the content expressed by the accompanying drawing of this specification sheets and the mark in figure are briefly described:
Fig. 1 is spline shaft structure schematic diagram of the present invention;
Fig. 2 is splined sleeve structural representation of the present invention;
Fig. 3 is slotted collar structural representation of the present invention;
Fig. 4 is protecting jacket structure schematic diagram of the present invention;
Fig. 5 is protecting jacket structure schematic diagram of the present invention;
Fig. 6 is mounting structure schematic diagram of the present invention;
Fig. 7 is mounting structure schematic diagram of the present invention.
Be labeled as in figure: 1, castellated shaft, 11, male splines, 2, splined sleeve, 21, annular groove, 3, slotted collar, 31, opening, 4, protecting jacket, 41, splined hole, 42, sleeve pipe linkage section, 43, ring muscle.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is described in further detail.
Sectional type steering intermediate shaft of the present invention, as shown in Figure 6,7, the splined sleeve 2 comprising castellated shaft 1 and be slidably socketed with it, one end of castellated shaft 1 is provided with one section of male splines 11, be provided with one section of female splines be connected with described male splines 11 in splined sleeve 2, be provided with the protecting jacket 4 being set with and being connected on the two in castellated shaft 1 and splined sleeve 2 junction.Be applied in the slideable steering intermediate shaft of segmentation on automobile, arrange fail-safe structure, this fail-safe structure effectively can prevent the slideable tween drive shaft of segmentation from departing from and play the effect of slide construction proofing dust and protecting.
Sectional type steering intermediate shaft of the present invention, as shown in Figure 4,5, protecting jacket 4 comprises the sleeve pipe linkage section 42 be placed on splined sleeve 2, is provided with engagement sleeves is connected to splined hole 41 on male splines 11 in the end of sleeve pipe linkage section 42.
As shown in Figure 2, there is the female splines mated with male splines 11 splined sleeve 2 inside, and outer wall is provided with annular groove 21, is provided with the ring muscle 43 coordinating clamping with annular groove 21 in sleeve pipe linkage section 42, for coordinating clamping to install protecting jacket 4, plays the effect of connecting and fixing.
Sectional type steering intermediate shaft of the present invention, overlaps contact surface joint place with splined sleeve 2 and is provided with slotted collar 3 in protecting jacket 4.The outer diameter D of slotted collar 3 is slightly less than protecting jacket 4 internal diameter D1.Slotted collar 3 internal diameter d is less than male splines 11 tip diameter d2, slightly larger than castellated shaft 1 axial cylindrical section diameter d1.
Shown in Fig. 1, castellated shaft 1 is with male splines 11, and the tip diameter d2 of male splines 11 is large compared with diameter of axle d1.Shown in Fig. 3, slotted collar 3 internal orifice dimension d is less than axle spline tooth outside diameter circle d2, slightly larger than axial cylindrical section diameter d1, ensures that with axial cylindrical part be free-running fit; Outer diameter D is slightly less than protecting jacket internal diameter D1, so that slotted collar can as protecting jacket inside.Circumferentially there is an opening 31 in slotted collar 3, its object is to can be out of shape when slotted collar 3 fits through spline with castellated shaft 1 open increase diameter of bore, so that slotted collar 3 endoporus is smoothly by castellated shaft 1, be convenient to install.
Sectional type steering intermediate shaft of the present invention, during installation, coordinate to be assembled into one with the female splines of splined sleeve 2 after castellated shaft 1 and protecting jacket 4, slotted collar 3 assemble in advance and become tween drive shaft, slotted collar 3 is closely affixed on the inside face of splined sleeve 2 end face and protecting jacket 4, the protruding ring muscle 43 of protecting jacket 4 is pressed fit into by compression machine in the annular groove 21 of splined sleeve 2 end, and clamping assembling is firm.Because castellated shaft 1 column part diameter d 2 is less than slotted collar internal diameter d, both are free-running fit, therefore castellated shaft 1 can be free to slide relative to slotted collar 3, and slotted collar 4 can not affect the sliding force of slide construction; When castellated shaft 1 slides into end position, the splined end of castellated shaft 1 starts to contact with slotted collar endoporus, spline tooth tip circle d1 because of castellated shaft 1 is greater than slotted collar 3 endoporus d, the slip of castellated shaft 1 is interrupted, and slotted collar 3 outer diameter D is smaller compared with protecting jacket internal diameter D1, even if now firmly drawing castellated shaft, slotted collar 3 outer wall limits its opening also can not open to increase snap ring endoporus by protecting jacket 4 endoporus.Protecting jacket 4 is assemblied in castellated shaft 1 and splined sleeve 2 connecting end portion, and introduced contaminants is difficult to enter slide construction inside, plays again dust-proof protective action to a certain extent.
Sectional type steering intermediate shaft of the present invention, possesses dust-proof anti-drop function, and before and after can ensureing the product such as steering intermediate shaft phase angle in working process, torsion gap, state is qualified, consistent, prevents the intrusion of foreign matter.By assembling a protecting jacket 4 in the end of splined sleeve 2 to castellated shaft 1 cooperation place and corresponding slotted collar 3 can realize this dust-proof anti-drop function, protecting jacket 4 inside is with a ring muscle 43 of projection, coordinate with the annular groove 21 of cannula tip and press-fit, for different product as defined different axles and the breakaway force of sleeve pipe, ring muscle 43 size by adjusting sleeve pipe ring groove 21 and protecting jacket 4 realizes.Sectional type steering intermediate shaft of the present invention, reliable effect, without complicated structure, assembles simple and convenient, effectively can prevent the steering intermediate shaft premature failure that the problems such as transport, assembling, process cause.
Above by reference to the accompanying drawings to invention has been exemplary description; but the present invention is not limited to aforesaid way; as long as adopt method of the present invention is conceived and technical scheme is carried out the improvement of various unsubstantialities or directly apply to other occasion, all drop in protection scope of the present invention.
Claims (6)
1. a sectional type steering intermediate shaft, the splined sleeve (2) comprising castellated shaft (1) and be slidably socketed with it, it is characterized in that: one end of described castellated shaft (1) is provided with one section of male splines (11), be provided with one section of female splines be connected with described male splines (11) in described splined sleeve (2), be provided with the protecting jacket (4) being set with and being connected on the two in described castellated shaft (1) and described splined sleeve (2) junction.
2. according to sectional type steering intermediate shaft according to claim 1, it is characterized in that: described protecting jacket (4) comprises the sleeve pipe linkage section (42) be placed on described splined sleeve (2), be provided with engagement sleeves in the end of described sleeve pipe linkage section (42) and be connected to splined hole (41) on described male splines (11).
3. according to sectional type steering intermediate shaft according to claim 2, it is characterized in that: described splined sleeve (2) outer wall is provided with annular groove (21), in described sleeve pipe linkage section (42), be provided with the ring muscle (43) coordinating clamping with described annular groove (21).
4. according to the sectional type steering intermediate shaft described in any one of claims 1 to 3, it is characterized in that: in described protecting jacket (4), overlap contact surface joint place with described splined sleeve (2) be provided with slotted collar (3).
5. according to sectional type steering intermediate shaft according to claim 4, it is characterized in that: the outer diameter D of described slotted collar (3) is slightly less than protecting jacket (4) internal diameter D1.
6. according to sectional type steering intermediate shaft according to claim 5, it is characterized in that: described slotted collar (3) internal diameter d is less than male splines (11) tip diameter d2, slightly larger than castellated shaft (1) axial cylindrical section diameter d1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866357.2A CN105480294A (en) | 2015-11-27 | 2015-11-27 | Sectional type steering intermediate shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510866357.2A CN105480294A (en) | 2015-11-27 | 2015-11-27 | Sectional type steering intermediate shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105480294A true CN105480294A (en) | 2016-04-13 |
Family
ID=55667664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510866357.2A Pending CN105480294A (en) | 2015-11-27 | 2015-11-27 | Sectional type steering intermediate shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105480294A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838805A (en) * | 2017-04-13 | 2017-06-13 | 福州和信城电子科技有限公司 | A kind of LEDy street lamp device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5525112A (en) * | 1993-12-06 | 1996-06-11 | Dana Corporation | Combined seal and boot for steering shaft assembly |
| CN201487075U (en) * | 2009-09-07 | 2010-05-26 | 四川绵阳三力股份有限公司 | Telescopic type spline pair steering drive structure |
| CN102806940A (en) * | 2012-08-15 | 2012-12-05 | 奇瑞汽车股份有限公司 | Steering transmission intermediate shaft |
| CN202827707U (en) * | 2012-09-28 | 2013-03-27 | 耐世特汽车系统（苏州）有限公司 | Automobile steering system intermediate shaft |
| CN104709338A (en) * | 2013-12-17 | 2015-06-17 | 株式会社山田制作所 | Steering device |
-
2015
- 2015-11-27 CN CN201510866357.2A patent/CN105480294A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5525112A (en) * | 1993-12-06 | 1996-06-11 | Dana Corporation | Combined seal and boot for steering shaft assembly |
| CN201487075U (en) * | 2009-09-07 | 2010-05-26 | 四川绵阳三力股份有限公司 | Telescopic type spline pair steering drive structure |
| CN102806940A (en) * | 2012-08-15 | 2012-12-05 | 奇瑞汽车股份有限公司 | Steering transmission intermediate shaft |
| CN202827707U (en) * | 2012-09-28 | 2013-03-27 | 耐世特汽车系统（苏州）有限公司 | Automobile steering system intermediate shaft |
| CN104709338A (en) * | 2013-12-17 | 2015-06-17 | 株式会社山田制作所 | Steering device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838805A (en) * | 2017-04-13 | 2017-06-13 | 福州和信城电子科技有限公司 | A kind of LEDy street lamp device |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160413 |