CN113371054B - Steering column assembly and vehicle - Google Patents
Steering column assembly and vehicle Download PDFInfo
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- CN113371054B CN113371054B CN202110872155.4A CN202110872155A CN113371054B CN 113371054 B CN113371054 B CN 113371054B CN 202110872155 A CN202110872155 A CN 202110872155A CN 113371054 B CN113371054 B CN 113371054B
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- 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
- B62D1/19—Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
- B62D1/195—Yieldable supports for the steering column
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- Combustion & Propulsion (AREA)
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- Mechanical Engineering (AREA)
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Abstract
The invention relates to a steering column assembly and a vehicle, and relates to the technical field of automobile steering. The steering column assembly comprises an upper steering column, an encircling support and an upper mounting support; the encircling support is sleeved on the upper steering column, and the upper mounting support is connected with the encircling support through an adjusting mechanism; the upper steering column realizes crumple energy absorption through the holding force of the surrounding support to the upper steering column. The invention also provides a vehicle comprising the steering column assembly. The invention solves the problems that the energy absorption structure of the existing steering column assembly has difficult adjustment of the collapsing force and complicated structure, and can also solve the problems of clamping stagnation and abnormal sound in the adjusting process.
Description
Technical Field
The invention relates to the technical field of automobile steering systems, in particular to a steering column assembly and a vehicle.
Background
The steering column is an important part of a steering wheel and a steering gear of an automobile steering system. The parts bear the functions of supporting the steering wheel, transmitting steering torque to a steering gear and the like, and also have the functions of collapsing, absorbing energy and adjusting the position of the steering wheel so as to protect a driver and facilitate the selection of the position of the steering wheel when the driver drives the steering wheel.
As shown in fig. 1, a conventional steering column assembly of an automobile mainly includes an upper column assembly, a lower column assembly, a steering support assembly, an upper mounting bracket assembly, and an adjusting and locking mechanism. Wherein, the steering wheel assembles on last column casing, through the position of adjusting last column casing to the position of realization regulation steering wheel, thereby satisfies driver's different driving gesture.
The collapsing function of the steering column is generally realized by shearing and absorbing energy through two pull-out blocks of an upper mounting bracket assembly and matching with tearing belt guiding. The method specifically comprises the following steps: the upper column casing assembly is connected with the upper mounting bracket assembly through an adjusting and locking mechanism, and the upper mounting bracket assembly is mounted on the steering support through two nuts and one bolt. When collision happens, impact force borne by a steering wheel is transmitted to the upper column tube assembly and then transmitted to the upper mounting bracket assembly through the adjusting and locking mechanism, an injection molding block on the upper mounting bracket assembly is damaged due to bearing of the impact force, so that a pulling-out block fixed on the steering support is separated, the upper column tube assembly, the upper mounting bracket assembly and the adjusting and locking mechanism slide downwards together, in the sliding process, the tearing belt is continuously torn to absorb impact energy, meanwhile, the sliding direction of the upper column tube assembly and the like is restrained, and the upper column tube assembly and the like cannot suddenly fall down to hurt a driver, so that the purpose of protecting the driver is achieved. However, the steering column adopts a mode that the pull-off block is matched with the tearing belt to realize collapse energy absorption, and has the problems of complex structure and difficult adjustment of collapse force.
The direction adjustment of the steering column comprises the front-back direction and the up-down direction, and is generally controlled by adjusting a locking mechanism, specifically, sliding grooves are arranged on an upper mounting bracket assembly and an upper column casing assembly, and the upper mounting bracket assembly and the upper column casing assembly are locked together by adjusting the locking mechanism after being assembled. However, the following disadvantages exist: 1) Because the upper mounting bracket assembly, the upper column casing assembly, the adjusting locking mechanism and other parts are all made of steel materials, in the process of adjusting the direction, the metal surfaces rub to generate relative motion, so that the problems of abnormal sound and clamping stagnation are caused; 2) The upper mounting bracket assembly is easy to rebound during stamping and manufacturing, so that metal plates on two sides of the U-shaped clamping groove cannot be completely parallel, and after a handle of the adjusting and locking mechanism is loosened, the rebound of the metal plates of the U-shaped clamping groove easily causes uneven contact between friction surfaces, so that the adjusting clamping stagnation and abnormal sound are caused; 3) The sliding groove is formed through a stamping process, so that the defects of burrs, rough cut surfaces and the like are easily generated, and further, the clamping stagnation and abnormal sound are caused, and the texture of the steering wheel adjusting product is reduced.
Disclosure of Invention
The invention aims to provide a steering column assembly and a vehicle, which are used for solving the problems that the energy absorption structure of the existing steering column assembly is complex in structure, the collapse force is not easy to adjust, and jamming and abnormal sound exist in the adjusting process.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a steering column assembly comprises an upper steering column, an encircling support and an upper mounting support;
the encircling support is sleeved on the upper steering column, and the upper mounting support is connected with the encircling support through an adjusting mechanism;
the upper steering column realizes crumple and energy absorption through the holding force of the surrounding support to the upper steering column.
Preferably, annular clamping grooves matched with the upper steering column are formed in the encircling support, grooves are formed in the inner side walls of the annular clamping grooves at intervals, and the collapsing force of the upper steering column is adjusted through the grooves;
bulges are formed between the grooves, mounting holes matched with the bulges are formed on the upper steering column, the bulges are clamped into the mounting holes, the assembly of the upper steering column and the encircling support is realized, and the crumple force of the upper steering column can also be adjusted by the bulges;
the encircling support is further provided with a first sliding groove used for being connected with the adjusting mechanism.
Preferably, the protrusion on the encircling support is of a dotted spherical structure.
Preferably, a clamping part for clamping the encircling support and an installation part for connecting with the steering support are formed on the upper installation support;
and a second sliding groove connected with the adjusting mechanism is formed on the clamping part.
Preferably, the clamping parts comprise two clamping parts, the encircling support is clamped between the two clamping parts, and the mounting parts are formed on two sides of the two clamping parts;
and a reinforcing rib is further formed between the clamping part and the mounting part.
Preferably, the encircling support and the upper mounting support are both made of resin.
Preferably, the encircling support and the upper mounting support are integrally formed.
Preferably, the steering device further comprises a lower steering column, the upper end of the lower steering column is inserted into the upper steering column, and the lower end of the lower steering column is connected with the steering support through a fixing support.
Preferably, the adjusting mechanism comprises an adjusting handle, a cam shaft and a gasket;
the adjusting bolt penetrates through the adjusting handle, the cam shaft, the upper mounting bracket, the encircling bracket and the gasket in sequence and then is fixed through the nut.
The invention provides a vehicle comprising the steering column assembly.
The invention has the beneficial effects that:
1) According to the steering column assembly, the encircling support is sleeved on the upper steering column, and in the collision process of a vehicle, the impact force from the upper steering column is buffered through the clasping force of the encircling support to the upper steering column, so that the collapse energy absorption is realized, the steering column assembly has the advantage of simple structure, and the problem that the energy absorption structure of the existing steering column assembly is complex in structure is solved;
2) The grooves are formed at intervals on the inner side walls of the annular clamping grooves of the encircling support, and when the upper steering column is impacted, the collapse force of the upper steering column is adjusted through the deformation of the grooves, so that collision energy absorption is realized, the impact force transmitted to the adjusting mechanism and the upper mounting support is greatly reduced, and the safety of drivers and passengers is effectively protected;
3) The bulges are arranged between the grooves, and the mounting holes which are clamped are arranged on the upper steering column, so that the assembly stability of the upper steering column and the encircling support is further ensured;
4) The two clamping parts are arranged on the upper mounting bracket, and the encircling bracket is clamped by the two clamping parts, so that the collapsing force from the encircling bracket is further dispersed by the two clamping parts, the safety of drivers and passengers is further effectively ensured, the assembly stability is further ensured, and meanwhile, the reinforcing ribs are arranged between the clamping parts and the mounting part, so that the strength of the upper mounting bracket is improved;
5) Through all adopting the resin to make with embracing the support and going up the installing support, make the adjustment mechanism both sides be resin material's part, burr and resilience deformation scheduling problem that processes such as steel sheet punching press leaveed can not produce, at regulation direction in-process, adjustment mechanism and the frictional force of embracing between support and the last installing support are little, the friction is even, hardness is less than the steel sheet material, thereby effectively reduced the emergence of adjusting abnormal sound and jamming problem, the quality sense of steering wheel regulation has been promoted, in the automobile steering technical field, and the automobile steering has popularization and practical value.
Drawings
FIG. 1 is a schematic structural view of a conventional steering column assembly of an automobile;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a schematic view of the structure of an upper steering column;
FIG. 5 is a schematic structural view of the embracing support;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a schematic view of the present invention in connection with a steering support and a lower steering column;
FIG. 8 is a structural schematic diagram of a collapse energy absorption process of the steering column assembly.
The steering mechanism comprises 01-an upper column casing assembly, 02-a lower column casing assembly, 03-a steering support assembly, 04-an upper mounting bracket assembly and 05-an adjusting and locking mechanism.
1-upper steering column, 101-mounting hole; 2-encircling support, 201-annular clamping groove, 202-groove, 203-bulge and 204-first sliding groove; 3-upper mounting bracket, 301-clamping part, 302-mounting part, 303-second sliding groove and 304-reinforcing rib; 4-adjustment mechanism, 401-adjustment handle, 402-cam shaft, 403-spacer; 5-steering support; 6-bolt; 7-a nut; 8-lower steering column, 801-fixed support.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure herein, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings and preferred embodiments. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be understood that the preferred embodiments are only for illustrating the present invention, and are not intended to limit the scope of the present invention.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, and the type, amount and proportion of each component in actual implementation can be changed freely, and the layout of the components can be more complicated.
As shown in fig. 2 to 7, a steering column assembly includes an upper steering column 1, an embracing bracket 2, and an upper mounting bracket 3;
the encircling support 2 is sleeved on the upper steering column 1, and the upper mounting support 3 is connected with the encircling support 2 through an adjusting mechanism 4;
the upper steering column 1 realizes crumple energy absorption through the holding force of the surrounding bracket 2 to the upper steering column.
The encircling support is sleeved on the upper steering column, and in the vehicle collision process, impact force from the upper steering column is buffered by the encircling support to the holding force of the upper steering column, so that crumple and energy absorption are realized, and the steering column has the advantage of simple structure. The problem of current steering column assembly's energy-absorbing structure have the structure complicacy is solved.
An annular clamping groove 201 matched with the upper steering column 1 is formed in the encircling support 2, grooves 202 are formed in the inner side wall of the annular clamping groove 201 at intervals, and the collapsing force of the upper steering column 1 is adjusted through the grooves 202;
a bulge 203 is formed between the grooves 202, a mounting hole 101 matched with the bulge 203 is formed on the upper steering column 1, the bulge 203 is clamped in the mounting hole 101, the assembly of the upper steering column 1 and the encircling support 2 is realized, and the collapse force of the upper steering column 1 can be adjusted by the bulge 203;
a first sliding groove 204 is further formed on the encircling bracket 2 and is used for connecting with the adjusting mechanism 4.
The inner side wall of the annular clamping groove surrounding the support is provided with the grooves at intervals, when the upper steering column is impacted, the deformation of the grooves is used for adjusting the collapse force of the upper steering column, so that collision energy absorption is realized, the impact force transmitted to the adjusting mechanism and the upper mounting support is greatly reduced, and the safety of drivers and passengers is effectively protected.
Wherein, the contact area between steering column and the support of embracing is adjusted to the recess quantity that the support was embraced in the accessible adjustment, and then effectively adjusts the contact surface frictional force between the two.
Through set up the arch between the recess to set up the mounting hole of looks joint on last steering column, further guaranteed go up the steering column and embrace the steadiness of support assembly, simultaneously, when last steering column received the striking, go up the steering column and cut to embrace the arch on the support, the shearing force that the arch bore with go up the steering column and embrace the frictional force between the support and for the power of collapsing of steering column, thereby the size of the power of collapsing of steering column is adjusted to bellied size of accessible adjustment and quantity.
Wherein, can also effectively adjust the peak value of the power of collapsing through the protruding diameter of adjustment globular, and then provide the support of embracing that satisfies different power requirements of collapsing according to whole car demand.
In this embodiment, the recess that the interval formed on the inside wall of hoop draw-in groove is the recess that evenly sets up along the axial of inside wall, and first spout is the bar spout, and the adjustment mechanism of being convenient for adjusts the direction.
The protrusions 203 on the embracing bracket 2 are in a dotted spherical structure.
By providing the projection with a point-like ball-type configuration, the ball-shaped projection provides guidance to the upper steering column during collapse when the upper steering column is impacted.
The upper mounting bracket 3 is provided with a clamping part 301 for clamping the embracing bracket 2 and a mounting part 302 for connecting with the steering support 5;
the clamping portion 301 is formed with a second runner 303 connected to the adjustment mechanism 4.
In this embodiment, the opening direction of two clamping parts sets up with the opening direction of embracing the hoop draw-in groove of support relatively, and the second spout is for the bar spout, and the adjustment mechanism of being convenient for adjusts the direction. The upper mounting bracket is connected with the steering support through a bolt.
The two clamping parts 301 comprise two clamping parts 301, the surrounding bracket 2 is clamped between the two clamping parts 301, and mounting parts 302 are formed on two sides of the two clamping parts 301;
a rib 304 is further formed between the clamping portion 301 and the mounting portion 302.
Through setting up two clamping parts at last installing support, carry through two clamping parts and embrace the support for the ulcerate power of contracting that comes from embracing the support further disperses through two clamping parts, has further effectively guaranteed driver and crew's safety, and has further guaranteed the steadiness of assembly, sets up the strengthening rib simultaneously between clamping part and installation department, has improved the intensity of installing support itself.
The encircling support 2 and the upper mounting support 3 are both made of resin.
Through all adopting resin to make with embracing the support and going up the installing support for the adjustment mechanism both sides are the part of resin material, can not produce burr and resilience deformation scheduling problem that technologies such as steel sheet punching press were left, at regulation direction in-process, adjustment mechanism and encircle that the frictional force between support and the last installing support is little, the friction is even, and hardness is less than the steel sheet material, thereby has effectively reduced the emergence of adjusting abnormal sound and jamming problem, has promoted the article feel that the steering wheel was adjusted.
In this embodiment, the embracing bracket and the upper mounting bracket are both made of nylon 66 material.
The encircling support 2 and the upper mounting support 3 are both integrally formed.
Through all establishing to mould plastics integrated into one piece structure embracing support and last installing support, not only guaranteed the structural strength who embraces support and last installing support itself, still made things convenient for the assembly simultaneously.
The steering device also comprises a lower steering column 8, the upper end of the lower steering column is inserted into the upper steering column 1, and the lower end of the lower steering column is connected with the steering support 5 through a fixing support 801.
The adjustment mechanism 4 includes an adjustment handle 401, a cam shaft 402, and a spacer 403;
the adjusting bolt 6 passes through the adjusting handle 401, the cam shaft 402, the upper mounting bracket 3, the encircling bracket 2 and the gasket 403 in sequence and then is fixed by the nut 7.
The steering column assembly in this embodiment changes the material of the upper mounting bracket into a resin material (nylon 66) from steel by canceling the pull-off block and the tearing belt of the mounting bracket assembly on the existing steering column, and simultaneously cancels the steel welding bracket on the upper steering column assembly, changes the steel welding bracket into an encircling bracket of an independent part, and the encircling bracket adopts the resin material (nylon 66) to encircle the upper steering column, and then connects the encircling bracket and the upper mounting bracket through the adjusting mechanism. The two sides of the adjusting mechanism are made of resin materials, the problems of burrs, roughness, rebound deformation and the like caused by processes such as steel plate stamping and the like can be avoided, the parts are evenly rubbed, the hardness of the resin materials is lower than that of steel, and the problems of abnormal sound, clamping stagnation and the like in the adjusting process are effectively reduced.
In the actual operation process, when the front and rear positions of the steering wheel are adjusted, the upper steering column, the encircling support and the adjusting mechanism slide back and forth in the sliding groove of the upper mounting support, and similarly, when the upper and lower positions of the steering wheel are adjusted, the upper steering column and the encircling support slide in the upper and lower directions, and the adjusting mechanism and the upper mounting support are kept static. In two kinds of accommodation processes, the friction of going up the installing support and embracing the support is the face contact, because of last installing support all adopts resin material with embracing the support, has no burr, resilience deformation is little, the tangent plane is coarse low grade advantage for friction is even each other, the clamping stagnation power is little, accommodation process is quiet, smooth, thereby has promoted the quality sense and the customer's satisfaction that the steering wheel was adjusted.
In the collapse energy absorption process of the steering column assembly in this embodiment, as shown in fig. 8, the arrow direction is the direction of the impact force from the steering wheel, specifically: when collision happens, impact force borne by the steering wheel is transmitted to the upper steering column, and resultant force of friction force of a contact surface between the upper steering column and the encircling support and shearing force between the spherical bulge and the mounting hole of the upper steering column is used for balancing the impact force. When the impact force exceeds the resultant force of the friction force of the contact surface between the upper steering column and the encircling support and the shearing force between the spherical bulge and the mounting hole of the upper steering column, the upper steering column moves downwards along the axial direction relative to the encircling support and the lower steering column, the spherical bulge made of resin is sheared by the mounting hole of the steel upper steering column, and the crumple force after shearing is mainly provided by the contact friction force between the upper steering column and the encircling support until the upper steering column completely finishes crumple. In the collapsing process, the upper steering column slides downwards along the axial direction in the surrounding support in a directional mode, and controllability of the collapsing direction of the upper steering column is effectively guaranteed.
The embodiment also provides a vehicle comprising the steering column assembly in the embodiment.
According to the steering column assembly and the vehicle provided by the invention, firstly, the encircling support is sleeved on the upper steering column, and in the collision process of the vehicle, the impact force from the upper steering column is buffered by the encircling support through the holding force of the encircling support to the upper steering column, so that the collapse energy absorption is realized, and the steering column assembly has the advantage of simple structure, and solves the problem that the energy absorption structure of the existing steering column assembly has a complex structure; secondly, grooves are formed at intervals on the inner side wall of the annular clamping groove of the encircling support, and when the upper steering column is impacted, the size of the crumple force of the upper steering column is adjusted through the deformation of the grooves, so that the impact energy absorption is realized, the impact force transmitted to the adjusting mechanism and the upper mounting support is greatly reduced, and the safety of drivers and passengers is effectively protected; thirdly, the bulges are arranged between the grooves, and the mounting holes which are clamped are arranged on the upper steering column, so that the assembly stability of the upper steering column and the encircling support is further ensured; fourthly, the two clamping parts are arranged on the upper mounting bracket, the encircling bracket is clamped by the two clamping parts, so that the collapsing force from the encircling bracket is further dispersed by the two clamping parts, the safety of drivers and passengers is further effectively ensured, the assembly stability is further ensured, and meanwhile, the reinforcing ribs are arranged between the clamping parts and the mounting part, so that the strength of the upper mounting bracket is improved; finally, all adopt resin to make through embracing support and last installing support for the adjustment mechanism both sides are the part of resin material, burr and resilience deformation scheduling problem that the technology such as steel sheet punching press leaves can not produce, at the regulation direction in-process, the frictional force between adjustment mechanism and embracing support and the last installing support is little, the friction is even, hardness is less than the steel sheet material, thereby effectively reduced the emergence of adjusting abnormal sound and jamming problem, the quality sense of steering wheel regulation has been promoted, in the automobile steering technical field, the automobile steering has popularization practical value.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention.
Claims (9)
1. A steering column assembly is characterized by comprising an upper steering column (1), an encircling support (2) and an upper mounting support (3);
the encircling support (2) is sleeved on the upper steering column (1), and the upper mounting support (3) is connected with the encircling support (2) through an adjusting mechanism (4);
the upper steering column (1) realizes crumpling and energy absorption through the holding force of the surrounding bracket (2) to the upper steering column;
annular clamping grooves (201) matched with the upper steering column (1) are formed in the encircling support (2), grooves (202) are formed in the inner side walls of the annular clamping grooves (201) at even intervals along the axial direction, and the collapse force of the upper steering column (1) is adjusted through the grooves (202);
bulges (203) are formed between the grooves (202), mounting holes (101) matched with the bulges (203) are formed in the upper steering column (1), the bulges (203) are clamped into the mounting holes (101), the upper steering column (1) and the encircling support (2) are assembled, and the crumple force of the upper steering column (1) can also be adjusted by the bulges (203);
the encircling support (2) is also provided with a first sliding chute (204) which is used for being connected with the adjusting mechanism (4).
2. A steering column assembly according to claim 1, characterised in that the projection (203) on the embracing bracket (2) is of point-like ball-type configuration.
3. A steering column assembly according to claim 1, wherein the upper mounting bracket (3) is formed with a clamping portion (301) for clamping the embracing bracket (2) and a mounting portion (302) for connection to a steering support (5);
a second sliding groove (303) connected with the adjusting mechanism (4) is formed on the clamping part (301).
4. A steering column assembly according to claim 3, wherein the clamping portions (301) comprise two clamping portions, the surrounding bracket (2) is clamped between the two clamping portions (301), and the mounting portions (302) are formed on two sides of the two clamping portions (301);
a reinforcing rib (304) is further formed between the clamping portion (301) and the mounting portion (302).
5. A steering column assembly according to claim 1, wherein the surrounding bracket (2) and the upper mounting bracket (3) are made of resin.
6. A steering column assembly according to claim 5 in which the embracing bracket (2) and the upper mounting bracket (3) are both integrally formed.
7. A steering column assembly according to claim 3, further comprising a lower steering column (8) having an upper end inserted into the upper steering column (1) and a lower end connected to the steering support (5) by a fixing bracket (801).
8. Steering column assembly according to claim 1, characterized in that the adjusting mechanism (4) comprises an adjusting handle (401), a cam shaft (402) and a washer (403);
the adjusting bolt (6) penetrates through the adjusting handle (401), the cam shaft (402), the upper mounting bracket (3), the encircling bracket (2) and the gasket (403) in sequence and then is fixed through the nut (7).
9. A vehicle comprising a steering column assembly according to any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110872155.4A CN113371054B (en) | 2021-07-30 | 2021-07-30 | Steering column assembly and vehicle |
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| CN202110872155.4A CN113371054B (en) | 2021-07-30 | 2021-07-30 | Steering column assembly and vehicle |
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| CN113371054B true CN113371054B (en) | 2022-10-04 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206446658U (en) * | 2017-01-18 | 2017-08-29 | 神龙汽车有限公司 | Steering column structure of the adjustable-angle with crumple function |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06183352A (en) * | 1992-12-17 | 1994-07-05 | Mitsubishi Motors Corp | Steering column supporting device |
| EP2671774B1 (en) * | 2011-02-02 | 2018-11-21 | NSK Ltd. | Column unit for electric power steering device |
| CN207579938U (en) * | 2017-10-25 | 2018-07-06 | 中国第一汽车股份有限公司 | A kind of steering column for vehicles clamping structure |
| CN110894899B (en) * | 2018-09-13 | 2021-11-19 | 陕西重型汽车有限公司 | Double-barrelled fixed clamp |
| WO2020085411A1 (en) * | 2018-10-24 | 2020-04-30 | 日本精工株式会社 | Steering column device |
| CN210502845U (en) * | 2019-04-01 | 2020-05-12 | 中国第一汽车股份有限公司 | Pipe column crumple structure and electric power steering pipe column assembly applying same |
| CN211116363U (en) * | 2019-10-31 | 2020-07-28 | 江苏奔腾汽车科技有限公司 | Novel oil pump support |
| CN211519636U (en) * | 2019-12-05 | 2020-09-18 | 坤泰车辆系统（常州）有限公司 | Collapse energy-absorbing steering column assembly |
| CN212890564U (en) * | 2020-05-06 | 2021-04-06 | 华人运通(江苏)技术有限公司 | Steering column and automobile steering system |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206446658U (en) * | 2017-01-18 | 2017-08-29 | 神龙汽车有限公司 | Steering column structure of the adjustable-angle with crumple function |
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