CN115009348B - Manual four-way adjustment steering column structure - Google Patents
Manual four-way adjustment steering column structure Download PDFInfo
- Publication number
- CN115009348B CN115009348B CN202210871568.5A CN202210871568A CN115009348B CN 115009348 B CN115009348 B CN 115009348B CN 202210871568 A CN202210871568 A CN 202210871568A CN 115009348 B CN115009348 B CN 115009348B
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- Prior art keywords
- damping
- adjusting
- shock
- angle adjusting
- column
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- 230000035939 shock Effects 0.000 claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 39
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 description 19
- 239000002184 metal Substances 0.000 description 11
- 239000004677 Nylon Substances 0.000 description 6
- 229920001778 nylon Polymers 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052755 nonmetal Inorganic materials 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000019771 cognition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001953 sensory 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
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/187—Steering columns yieldable or adjustable, e.g. tiltable with tilt adjustment; with tilt and axial adjustment
Abstract
The invention discloses a manual four-way adjustment steering column structure, which comprises an upper column and a lower column, wherein a column adjustment bracket is arranged on the outer side of the column, and an adjustment mechanism is arranged on the upper column and the column adjustment bracket, and is characterized in that: the adjusting mechanism comprises an axial adjusting groove and an angle adjusting groove, the pin shaft penetrates through the axial adjusting groove and the angle adjusting groove, an axial adjusting shock pad assembly is arranged between the pin shaft and the axial adjusting groove, and an angle adjusting shock pad assembly is arranged between the pin shaft and the angle adjusting groove. The rear lower control arm structure has the advantages of simple structure, good structural strength, capability of optimizing the arrangement structure, strong practicability and good application prospect.
Description
Technical Field
The invention belongs to the technical field of automobiles, and particularly relates to a manual four-way adjustment steering column structure.
Background
In order to meet the requirements of comfortable driving of drivers, steering column adjusting mechanisms on vehicles are basically manually or electrically adjusted in four directions, and the positions of steering wheels are adjusted to meet the requirements of different crowds. In the manual four-way steering column adjusting technology, when the position of a steering wheel is adjusted, a steering adjusting handle is required to be loosened firstly, at the moment, all parts in a steering column adjusting mechanism are changed from a compact state to a loose state, a clearance state exists among all parts, a driver carries out angle adjustment and axial telescopic adjustment on the position of the steering wheel, during the adjustment process, collision occurs among the parts, abnormal noise or abnormal friction noise of the steering column adjusting mechanism is generated, sensory discomfort of the driver is caused, and the quality cognition of the user on the whole steering column is reduced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a manual four-way adjusting steering column structure which is simple in structure, good in structural strength, capable of improving abnormal sound in the adjusting process and improving the quality of the whole automobile.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the manual four-way adjustment steering column structure that provides includes tubular column and lower tubular column, is equipped with the tubular column at the tubular column outside and adjusts the support, is equipped with adjustment mechanism on last tubular column and adjusts the support, its characterized in that: the adjusting mechanism comprises an axial adjusting groove and an angle adjusting groove, the pin shaft penetrates through the axial adjusting groove and the angle adjusting groove, an axial adjusting shock pad assembly is arranged between the pin shaft and the axial adjusting groove, and an angle adjusting shock pad assembly is arranged between the pin shaft and the angle adjusting groove.
In order to make the above technical solution more detailed and concrete, the present invention further provides the following preferred technical solutions, so as to obtain a satisfactory practical effect:
the angle adjusting groove is formed in the pipe column adjusting support, and the angle adjusting shock pad assembly comprises a shock pad arranged on the angle adjusting groove and a shock pad ring arranged on the shock pad.
The damping rings are arranged on two sides of the damping pad, which are opposite to the adjusting limit positions of the angle adjusting grooves.
The shock absorption ring is a cylindrical rubber ring, and the shock absorption pad is provided with a mounting groove for mounting the shock absorption ring.
Four shock-absorbing rings are arranged at the corners of the side edges of the shock-absorbing pad, and the shock-absorbing rings protrude out of the edges of the shock-absorbing pad by a certain distance.
The side of the shock pad is provided with a clamping groove which is clamped and installed at the edge of the angle adjusting groove, and the shock pad is provided with a cam installing groove.
The axial adjusting shock pad assembly comprises a shock absorption sliding sleeve and shock absorption blocks arranged on two sides of the shock absorption sliding sleeve.
The damping block is arranged on two sides of the damping sliding sleeve, which are opposite to the adjusting limit positions of the angle adjusting grooves.
The damping sliding sleeve is provided with a mounting groove for mounting the damping block, and the back of the damping block is provided with a mounting insertion block.
The damping block is a rubber block, and the installation rear surface protrudes out of the damping sliding sleeve by a certain height.
Compared with the prior art, the invention has the following advantages: the manual four-way adjustment steering column structure is simple in structure and good in structural strength, solves the problem of abnormal sound in the adjustment process, improves the quality of the whole car, and has strong practicability and good application prospect.
Drawings
The contents expressed in the drawings of the present specification and the marks in the drawings are briefly described as follows:
FIG. 1 is a schematic illustration of a manual four-way adjustment steering column of the present invention;
FIG. 2 is a schematic illustration of a manual four-way adjustment steering column of the present invention;
FIG. 3 is a schematic view of a manual four-way adjustment steering column of the present invention;
FIG. 4 is a schematic cross-sectional view of a manual four-way adjustment steering column of the present invention;
FIG. 5 is a schematic view of an angle adjusting shock pad assembly according to the present invention;
FIG. 6 is a schematic view of an angle adjusting shock pad assembly according to the present invention;
FIG. 7 is a schematic view of the mounting arrangement of the angle adjustment shock pad assembly of the present invention;
FIG. 8 is a schematic view of a second cam block according to the present invention;
FIG. 9 is a schematic view of the mounting structure of the angle adjustment shock pad assembly and the second cam block of the present invention;
FIG. 10 is a schematic view of a axially adjustable shock pad assembly according to the present invention;
FIG. 11 is a schematic view of the axially adjustable shock pad assembly of the present invention.
Marked in the figure as: 1. tension spring, 2, round pin axle, 3, locknut, 4, plane bearing, 5, adjustment handle, 6, first cam piece, 7, second cam piece, 8, angle modulation shock pad subassembly, 81, damping ring, 82, shock pad, 83, cam mounting groove, 84, joint groove, 9, tubular column adjusting bracket, 10, upper tubular column, 11, axial adjustment shock pad subassembly, 111, shock pad, 112, damping sliding sleeve, 12, pressure spring, 13, friction disc.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings, which illustrate in further detail.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The manual four-way adjustment steering column structure comprises an upper column 10 and a lower column as shown in figures 1, 2, 3 and 4, wherein an axial adjustment groove is formed in the upper column 10, a column adjustment bracket 9 is arranged on the outer side of the upper column, and an angle adjustment groove is formed in the column adjustment bracket 9. The pin shaft passes through the angle adjusting groove and the axial adjusting groove, an adjusting handle 5 is arranged on the pin shaft, and the tightness of the adjusting handle 5 is controlled through a loosening nut 3 connected to the pin shaft.
When the adjusting handle is in a loosening state, the pipe column adjusting bracket 9 and the upper pipe column 10 are in clearance fit, the upper pipe column 10 can move relative to the lower pipe column and the pipe column adjusting bracket 9 to realize axial telescopic adjustment, and the upper pipe column 10 can simultaneously move along an angle adjusting groove on the pipe column adjusting bracket 9 to realize angle direction adjustment.
The invention aims to solve the technical problem that adjusting abnormal sound is generated between metal parts or between non-metal parts and metal parts which are unreasonable in design when the steering wheel is adjusted in four directions of angle adjustment and axial telescopic adjustment. The problem that adjusting abnormal sound is generated between the metal part and the metal part or between the nonmetal part and the metal part is solved; the problem of abnormal collision noise between the axial and angle limiting parts and the steering column adjusting shaft is solved.
In the invention, as shown in fig. 10 and 11, an axial adjusting shock pad assembly 11 is arranged on a pin shaft 2, the axial adjusting shock pad assembly 11 comprises a shock absorbing sliding sleeve 112 sleeved on the pin shaft 2, shock absorbing blocks 111 are arranged on two sides of the shock absorbing sliding sleeve 112, and the shock absorbing blocks 111 are opposite to an axial adjusting groove during axial adjustment. The shock-absorbing block 111 has a soft rubber structure to better eliminate the impact abnormal sound between the two sides and the upper pipe column 10 in the adjusting process.
In the invention, as shown in fig. 5, 6, 7, 8 and 9, an angle adjusting shock pad assembly 8 is arranged in an angle adjusting groove on a pipe column adjusting bracket 9, a clamping groove 84 is arranged at the edge of a shock pad 82 of the angle adjusting shock pad assembly 8, the clamping groove 84 is clamped and installed at the edge of the angle adjusting groove during installation, and shock rings 81 are arranged on two sides of a shock ring 81 in the moving direction. The shock-absorbing ring 81 is of a cylindrical structure with a through hole in the center, is made of rubber materials, is provided with four shock-absorbing pads 82 at corners, is mounted in a mounting groove formed in the shock-absorbing pad 82 through interference fit, and protrudes out of the edge of the shock-absorbing pad 82 by a certain distance after being mounted, so that a good shock-absorbing effect is achieved. The middle part of the shock pad 82 is provided with a cam mounting groove 83, and the cam mounting groove 83 is sleeved on the second cam block 7 during mounting.
In the invention, the angle adjusting shock pad assembly 8 comprises a shock pad 82 and four shock rings 81 arranged on the shock pad, wherein the shock rings 81 are made of rubber materials, abnormal sound is mainly generated when the shock rings 81 and the pipe column adjusting support 9 impact during angle adjustment, and the shock pad 82 is made of self-lubricating nylon materials, so that friction noise is mainly solved.
The 2 shock-absorbing blocks 111 on the axial adjusting shock-absorbing pad assembly 11 adopt a soft rubber structure, so that abnormal sound caused by impact between the shock-absorbing blocks 111 and the upper pipe column 10 during axial adjustment is mainly solved, the shock-absorbing sliding sleeve 112 adopts a nylon composite material, and the two sides of the shock-absorbing blocks 111 arranged on the shock-absorbing sliding sleeve 112 are opposite to the two ends of the axial adjusting groove on the upper pipe column 10. The shock-absorbing sliding sleeve 112 is provided with a mounting groove for mounting the shock-absorbing block 111, an inserting block which is inserted and mounted in the inserting groove of the shock-absorbing sliding sleeve 112 is arranged below the shock-absorbing block 111, and the inserting groove is in interference fit with the inserting block, so that the shock-absorbing sliding sleeve is convenient to mount, dismount and replace. The shock-absorbing block 111 protrudes from the edge of the shock-absorbing pad 82 by a certain distance after installation to provide a good shock-absorbing effect.
The invention relates to a noise reduction structure of a manual four-way adjustment steering column, which is characterized in that an adjustment mechanism of the manual four-way adjustment steering column is connected with the steering column, an angle adjustment chute through which a steering column adjustment pin shaft 2 passes is arranged on a column adjustment bracket 9 of the manual four-way adjustment steering column, an axial adjustment chute is arranged on an upper column 10, as shown in figures 3 and 7, when telescopic adjustment is performed, the upper column 10 axially slides along the column adjustment bracket 9 (fixed on an instrument beam) and radially slides relative to an upper pin shaft of the steering column adjustment mechanism, the steering column adjustment pin shaft and an axial telescopic shock pad component (nonmetal) are prevented from contacting with the chute metal of the upper column in the chute of the upper column, and impact abnormal sound or noise at the limit position is prevented from occurring when the axial adjustment is performed; when the angle adjustment is performed, the upper pipe column 10, together with the angle adjustment shock pad assembly 8, the axial adjustment shock pad assembly 11, the steering column adjustment pin shaft 2, the locknut 3, the plane bearing 4, the adjustment handle 5, the first cam block 6, the second cam block 7 and the pressure spring 12, moves up and down relative to the pipe column adjustment bracket 9 (fixed on the instrument beam). At this time, the nonmetal-metal contact between the axial adjusting shock pad component and the steering column adjusting shaft replaces the metal-metal contact between the steering column adjusting bracket and the steering column adjusting pin shaft or the nonmetal-metal contact due to unreasonable design, so that metal friction sound in the adjusting process can be effectively eliminated, abnormal adjusting noise and friction noise are reduced, noise is not easy to occur during the adjustment of the steering column, the adjusting quality is improved, and the user satisfaction is improved.
As shown in fig. 4, the pin shaft 2 sequentially passes through the friction plate 13, one end of the pipe column adjusting bracket 9, one end long hole of the upper pipe column 10, the axial adjusting shock pad assembly 11, the pressure spring 12, the other end long hole of the upper pipe column 10, the other end of the pipe column adjusting bracket 9, the angle adjusting shock pad assembly 8, the second cam block 7, the first cam block 6, the plane bearing 4 and the locknut 3, and after the adjustment is qualified, the tension spring 1 is installed. When the adjusting handle 5 is operated to move towards the locking direction, the handle drives the convex surface of the first cam block 6 to gradually contact with the plane of the second cam block 7, so that interference fit between the pipe column adjusting support and the upper pipe column 10 is realized, and the adjusting mechanism is in a locking state.
As shown in fig. 5 and 6, the 4 damping rings 81 on the angle adjusting damping pad assembly 8 are made of rubber (shore hardness is 50-75, and is selected according to the size and shape of the inner hole), abnormal sound during impact is mainly solved, the damping pad 82 is made of self-lubricating nylon, friction noise is mainly solved, when the adjusting handle is in a loosening position, small gaps among all parts are eliminated due to the elasticity of the spiral spring, and when the pipe column stretches and the angle is adjusted, all parts are compact, and noise caused by the gaps cannot occur.
As shown in fig. 10 and 11, the 2 shock-absorbing blocks 111 on the upper side of the axial adjustment shock-absorbing pad assembly 11 are of a soft rubber structure (shore hardness is 40-70, and is selected according to the size and shape of the inner hole), so that abnormal sound during extreme bit impact during axial expansion adjustment is mainly solved, and the shock-absorbing sliding sleeve 112 is made of a wear-resistant nylon composite material. The relative motion can not produce the sound that the metal bumped to when adjusting to both ends limit, because the effect of shock pad, the sound that can not appear suddenly striking has improved the regulation quality.
In the invention, a new manual four-way adjustment steering column noise reduction structure is provided, in the assembly process, damping rings 81 (4) are respectively pressed onto damping pads 82 (interference fit) to form an angle adjustment damping pad assembly 8; firstly, respectively press-fitting (interference fit) the shock absorption blocks 111 (2) onto the shock absorption sliding sleeve 112 to form an axial adjustment shock absorption pad assembly 11; then the angle adjusting shock pad assembly 11 is pressed on the second cam block II 7 for interference fit; assembling the axial adjusting shock pad assembly 11 and the pressure spring 12 into the upper pipe column 10, and then assembling the pipe column adjusting bracket 9 and the upper pipe column 10 together; the friction plate 13 is assembled on the pipe column adjusting bracket 9, the pin shaft 2 penetrates through the adjusting bracket 9, the upper pipe column 10, the cam block II, the angle adjusting shock pad assembly, the first cam block and the plane bearing, the locknut is used for fastening, and the tension spring 1 is assembled on the pin shaft 2.
The manual four-way adjustment steering column has a good noise reduction function, friction noise and impact abnormal sound during four-way adjustment are mainly restrained through the angle adjustment shock pad assembly 8 and the axial adjustment shock pad assembly 11, the 4 shock rings 81 on the angle adjustment shock pad assembly 8 are made of rubber, the abnormal sound during impact is mainly solved, the shock pad 82 is made of self-lubricating nylon, the friction noise is mainly solved, the 2 shock blocks 111 on the axial adjustment shock pad assembly 11 are of soft rubber structures, the abnormal sound during impact is mainly solved, and the shock absorbing sliding sleeve 112 is made of nylon composite. Thereby absorbing friction noise and impact abnormal sound during four-way adjustment.
The manual four-way adjustment steering column structure is simple in structure and good in structural strength, solves the problem of abnormal sound in the adjustment process, improves the quality of the whole car, and has strong practicability and good application prospect.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention has been described above by way of example with reference to the accompanying drawings, but the invention is not limited to the above, as long as various insubstantial modifications by the method concepts and technical solutions of the invention or direct application to other applications are within the scope of the invention.
Claims (1)
1. The utility model provides a manual four-way regulation steering column structure, includes tubular column and lower tubular column, is equipped with the tubular column at the tubular column outside and adjusts the support, is equipped with adjustment mechanism on last tubular column and tubular column adjustment support, its characterized in that: the adjusting mechanism comprises an axial adjusting groove and an angle adjusting groove, a pin shaft penetrates through the axial adjusting groove and the angle adjusting groove, an axial adjusting shock pad component is arranged between the pin shaft and the axial adjusting groove, and an angle adjusting shock pad component is arranged between the pin shaft and the angle adjusting groove; the angle adjusting groove is formed in the pipe column adjusting support, and the angle adjusting shock pad assembly comprises a shock pad arranged on the angle adjusting groove and a shock ring arranged on the shock pad; the damping rings are arranged on two sides of the damping pad, which are opposite to the adjusting limit positions of the angle adjusting grooves; the damping ring is a cylindrical rubber ring, and the damping pad is provided with a mounting groove for mounting the damping ring; four damping rings are arranged at the corners of the side edges of the damping pad, and protrude out of the edges of the damping pad for a certain distance; the side edge of the shock pad is provided with a clamping groove which is clamped and installed at the edge of the angle adjusting groove, and the shock pad is provided with a cam installing groove; the axial adjusting shock pad assembly comprises a shock absorption sliding sleeve and shock absorption blocks arranged on two sides of the shock absorption sliding sleeve; the damping blocks are arranged on two sides of the damping sliding sleeve, which are opposite to the adjustment limit positions of the angle adjusting grooves; the damping sliding sleeve is provided with a mounting groove for mounting the damping block, and the back of the damping block is provided with a mounting insertion block; the damping block is a rubber block, and the surface of the damping block protrudes out of the damping sliding sleeve by a certain height; the assembly process comprises the following steps: the method comprises the steps of firstly, respectively press-fitting damping rings on damping pads in an interference fit manner to form an angle adjusting damping pad assembly, and firstly, respectively press-fitting damping blocks on damping sliding sleeves in an interference fit manner to form an axial adjusting damping pad assembly; then the angle adjusting shock pad component is press-fitted on the second cam block II in an interference fit manner, the axial adjusting shock pad component and the pressure spring are assembled into the upper tubular column, and then the tubular column adjusting bracket and the upper tubular column are assembled together; and then the friction plate is assembled on the pipe column adjusting bracket, a pin shaft penetrates through the adjusting bracket, the upper pipe column, the cam block II, the angle adjusting shock pad assembly, the first cam block and the plane bearing, the locking nut is used for fastening, and the tension spring is assembled on the pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210871568.5A CN115009348B (en) | 2022-07-22 | 2022-07-22 | Manual four-way adjustment steering column structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210871568.5A CN115009348B (en) | 2022-07-22 | 2022-07-22 | Manual four-way adjustment steering column structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115009348A CN115009348A (en) | 2022-09-06 |
| CN115009348B true CN115009348B (en) | 2023-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210871568.5A Active CN115009348B (en) | 2022-07-22 | 2022-07-22 | Manual four-way adjustment steering column structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115009348B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160070198A (en) * | 2014-12-09 | 2016-06-20 | 주식회사 만도 | Steering column for vehicle |
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| CN106794858A (en) * | 2014-09-02 | 2017-05-31 | 日本精工株式会社 | Transfer |
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| EP3572299A1 (en) * | 2018-05-23 | 2019-11-27 | Jtekt Corporation | Steering column |
| KR102149205B1 (en) * | 2019-06-12 | 2020-08-28 | 남양넥스모 주식회사 | Shock absorber type steering column for a vehicle |
| CN212890563U (en) * | 2020-07-24 | 2021-04-06 | 宁波远景汽车零部件有限公司 | Steering column adjusting mechanism |
| CN214028819U (en) * | 2020-12-07 | 2021-08-24 | 奇瑞商用车（安徽）有限公司 | Steering column stabilizes adjustment mechanism |
| CN216969788U (en) * | 2021-08-20 | 2022-07-15 | 新良川(上海)汽车科技有限公司 | Steering column assembly structure capable of preventing collision during angle adjustment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014010641A2 (en) * | 2012-07-12 | 2014-01-16 | 日本精工株式会社 | Tilt steering device |
| EP3257722B1 (en) * | 2015-05-19 | 2019-03-27 | NSK Ltd. | Steering device |
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2022
- 2022-07-22 CN CN202210871568.5A patent/CN115009348B/en active Active
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|---|---|---|---|---|
| CN106794858A (en) * | 2014-09-02 | 2017-05-31 | 日本精工株式会社 | Transfer |
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| Publication number | Publication date |
|---|---|
| CN115009348A (en) | 2022-09-06 |
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