CN216969788U

CN216969788U - Steering column assembly structure capable of preventing collision during angle adjustment

Info

Publication number: CN216969788U
Application number: CN202121967991.2U
Authority: CN
Inventors: 何军; 傅建宏; 柳巧彬
Original assignee: Design Of Youhualuosi Automobile Shanghai Ltd; Xinliangchuan Shanghai Automobile Technology Co ltd
Current assignee: Design Of Youhualuosi Automobile Shanghai Ltd; Xinliangchuan Shanghai Automobile Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-07-15
Anticipated expiration: 2031-08-20

Abstract

The utility model relates to a steering column assembly structure capable of preventing collision during angle adjustment, which comprises a column body and an adjusting mechanism, wherein the adjusting mechanism comprises an adjusting support, a pin shaft, a positioning pin, a buffer sleeve, an adjusting cam and an adjusting handle, the adjusting support comprises a main plate and a pair of wing plates symmetrically arranged on two sides of the main plate, the main plate and the wing plates are connected in a bending way, the wing plates are provided with slide grooves in the vertical direction, the pin shaft is movably inserted into the slide grooves, the adjusting cam and the adjusting handle are sequentially arranged at the end part of the pin shaft exposed out of the wing plates from inside to outside, the wing plates arranged on one side of the adjusting handle are respectively provided with matching holes on the upper side and the lower side of the slide grooves, the positioning pin is arranged in the matching holes, the buffer sleeve is arranged at the end part of the positioning pin, and the adjusting cam is arranged between the pair of buffer sleeves. Compared with the prior art, the steering column angle adjusting and contact impact device can conveniently limit the upper limit position and the lower limit position of the movement of the pin shaft under the condition of steering column angle adjusting and contact impact, avoid the direct impact of the pin shaft and the adjusting bracket and achieve the buffer and anti-collision functions.

Description

Steering column assembly structure capable of preventing collision during angle adjustment

Technical Field

The utility model relates to the field of vehicle steering columns, in particular to a steering column assembly structure capable of preventing collision during angle adjustment.

Background

With the rapid development of social economy and the improvement of living standard of people, vehicles become necessary transportation tools for daily life of people, and daily travel, work and travel are few. The steering system is a very important system in a vehicle, and before the automobile runs, a driver can adjust a steering wheel to a proper height and angle by using a steering column and an adjusting mechanism in the steering system according to personal needs, so that the quality of the steering column and the adjusting mechanism directly influences the performance and normal use of the vehicle.

At present, in the working process of some steering columns and adjusting mechanisms, the conditions of impact and abnormal sound generation can occur when the angle is adjusted, specifically, the conditions of impact at the limit position of the angle adjustment and the generation of friction and impact noise are accompanied.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steering column assembly structure capable of preventing collision during angle adjustment, which can conveniently limit the upper limit position and the lower limit position of the movement of a pin shaft under the condition of contact and collision during the angle adjustment of a steering column, avoid the direct collision of the pin shaft and an adjusting bracket, control the contact force of the pin shaft, obviously reduce the collision and noise during the angle adjustment of the steering column and achieve the function of buffering and preventing collision.

The purpose of the utility model is realized by the following technical scheme:

a steering column assembly structure capable of preventing collision during angle adjustment comprises a tube column body and an adjusting mechanism, wherein the adjusting mechanism comprises an adjusting support, a pin shaft, a positioning pin, a buffer sleeve, an adjusting cam and an adjusting handle, the adjusting support comprises a main plate and a pair of wing plates symmetrically arranged on two sides of the main plate, the main plate and the wing plates are arranged along the axial direction of the tube column body and are connected in a bending manner, a space for accommodating the tube column body is formed between the main plate and the pair of wing plates in an enclosing manner, sliding grooves moving up and down are formed in the wing plates, the pin shaft can movably penetrate through and be inserted into the pair of sliding grooves, the adjusting cam and the adjusting handle are sequentially arranged at the end part of the pin shaft exposed out of the wing plates from inside to outside, the wing plates on one side of the adjusting handle are respectively provided with matching holes in the upper side and the lower side of the sliding grooves, and the positioning pin is arranged in the matching holes, the buffer sleeve is sleeved at the end part of the positioning pin and positioned on the outer side of the wing plate, and the adjusting cam is positioned between the pair of buffer sleeves.

The sliding groove is gradually inclined towards the tail part of the tube column body from top to bottom.

The distance between the two matching holes is larger than the length of the sliding chute.

The outer diameter of the adjusting cam is smaller than the length of the sliding groove.

The locating pin is arranged in the matching hole in an interference mode.

The adjusting support further comprises a pair of connecting plates used for being connected with the instrument cross beam, and the connecting plates are arranged on the outer sides of the wing plates.

An auxiliary plate is arranged between the wing plate and the connecting plate.

The adjusting mechanism further comprises an adjusting spring, and the adjusting spring is located on the main board and located below the pin shaft.

The pipe column body comprises a steering shaft and a pipe column body, the pipe column body is hollow, the main body part of the steering shaft is rotatably inserted into the pipe column body, two ends of the steering shaft extend out of the pipe column body, and the head part of the steering shaft is provided with a steering wheel connecting part.

The steering column assembly structure further comprises a mounting support and a lower support, the adjusting support, the mounting support and the lower support are sequentially arranged from the head to the tail in the axial direction of the pipe column body, the head of the mounting support is inserted into a space which is surrounded by the adjusting support and is used for accommodating the pipe column body, a hole groove for allowing a pin shaft to penetrate through is formed in the mounting support in the space, and the tail of the mounting support is inserted into the lower support.

The utility model utilizes a positioning pin and a buffer sleeve to be tightly matched and fixed at the proper upper and lower limit positions of a chute on an adjusting bracket, after the lower bracket and the adjusting bracket are fixed, an adjusting handle is loosened, a steering shaft connected with a steering wheel drives a welded mounting bracket and a pipe column body to move up and down to realize angle adjustment, under the action force exerted by an adjusting spring and the manual force exerted by adjusting the upper and lower positions of the steering wheel, a pin shaft can move up and down in the chute, and the original condition is that: the utility model can generate impact when the pin shaft moves to the upper limit position and the lower limit position in the chute, after the positioning pin and the buffer sleeve are fixed at the proper positions of the upper limit position and the lower limit position of the chute, the outer ring of the adjusting cam can contact with the buffer sleeve on the positioning pin until the pin shaft stops moving, the utility model can adopt rubber to manufacture the buffer sleeve and metal material to manufacture the positioning pin, and the pin shaft is limited to be in direct contact with the upper limit position and the lower limit position of the chute of the adjusting bracket by utilizing the good elasticity and the higher wear resistance of the rubber buffer sleeve, thereby limiting the direct impact and reducing the impact sound, and the metal positioning pin has higher material strength to ensure that the pin shaft cannot be easily broken or broken under the condition of bearing the contact impact.

Compared with the prior art, the utility model has the following beneficial effects:

1. safe and reliable: the upper limit angle and the lower limit angle of the steering column are adjusted by the positioning pins and the buffer sleeves, so that the dual anti-collision function is realized, the flexible adjustment is realized, the perfect realization of the performance of the steering column is ensured, and the use safety and the reliability are improved.

2. The service life is long: the steering column has no direct impact defect, ensures the smoothness of the angle adjustment of the steering column, avoids the abrasion caused by direct impact of parts, and prolongs the service life of the steering column.

3. The application range is wide: because the positioning pin and the buffer sleeve are respectively matched by metal and nonmetal materials, the anti-collision device is particularly suitable for special occasions with high requirements on non-collision products, collision and the like.

4. The overhaul is convenient: the failure of the positioning pin and the buffer sleeve can be quickly reflected in the angle adjusting process of the steering column, and then the failed positioning pin and the failed buffer sleeve are replaced by the new positioning pin and the new buffer sleeve, so that the steering column can be continuously used.

Drawings

FIG. 1 is a schematic view of a steering column assembly according to the present invention during angular adjustment;

FIG. 2 is a perspective view of a steering column assembly configuration of the present invention;

FIG. 3 is a side view of the steering column assembly configuration of the present invention;

FIG. 4 is an N-directional view of the steering column assembly of FIG. 3 in accordance with the present invention;

FIG. 5 is a view in the direction F of the steering column assembly of FIG. 3 in accordance with the present invention;

FIG. 6 is a schematic view of the adjustment bracket;

FIG. 7 is a schematic view of an adjustment bracket with a locating pin and a cushion collar installed;

fig. 8 is an exploded view of the adjustment mechanism.

In the figure: 101-a steering shaft; 102-a tubular string body; 103-a steering wheel connection; 2-adjusting the support; 201-a main board; 202-wing plate; 203-connecting plate; 204-an auxiliary plate; 205-a chute; 206-mating holes; 3-a pin shaft; 4-positioning pins; 5-a buffer sleeve; 6-adjusting the cam; 7-adjusting the handle; 8-adjusting the spring; 9-mounting a bracket; 10-lower support; 11-steering wheel center; 1201-a first fixation point; 1202-a second fixation point; 1203-third fixing point.

Detailed Description

The utility model is described in detail below with reference to the figures and specific embodiments.

Example 1

As shown in fig. 1, 2, 3, 4, 5, a steering column assembly structure capable of preventing collision during angle adjustment comprises a column body, an adjusting mechanism, a mounting bracket 9 and a lower bracket 10, wherein the column body comprises a steering shaft 101 and a column body 102, the column body 102 is hollow, the main part of the steering shaft 101 is rotatably inserted into the column body 102, two ends of the steering shaft 101 extend out of the column body 102, the head of the steering shaft 101 is provided with a steering wheel connecting part 103, the adjusting mechanism, the mounting bracket 9 and the lower bracket 10 are sequentially arranged from the head to the tail along the axial direction of the column body, the head of the mounting bracket 9 is inserted into a space which the column body is enclosed by the adjusting bracket 2, a hole groove is arranged on the mounting bracket 9 in the space, the tail of the mounting bracket 9 is inserted into the lower bracket 10, and the specific structure of the mounting bracket and the lower bracket is arranged by referring to the bracket at the corresponding position on the existing steering column, the components not described in detail in the present invention may be provided by referring to components at corresponding positions on a conventional steering column. The up-down position referred to in the present invention is based on the direction shown in the drawings, and is not based on the direction in actual use.

As shown in fig. 6, 7 and 8, the adjusting mechanism includes an adjusting bracket 2, a pin 3, a positioning pin 4, a buffer sleeve 5, an adjusting cam 6 and an adjusting handle 7, the adjusting bracket 2 includes a main plate 201, a pair of wing plates 202 symmetrically disposed at two sides of the main plate 201, a pair of connecting plates 203 for connecting with a cross beam of an instrument, and a pair of auxiliary plates 204, the main plate 201 and the wing plates 202 are disposed along an axial direction of the tubular column body, the connecting plates 203 are disposed at outer sides of the wing plates 202 (connecting holes for connection are also disposed on the connecting plates), the main plate 201, the wing plates 202 and the connecting plates 203 are connected in a bending manner, the bending portion is in a smooth transition manner, the auxiliary plates 204 are disposed between the wing plates 202 and the connecting plates 203, a space for accommodating the tubular column body is defined between the main plate 201 and the pair of wing plates 202, and the wing plates 202 are disposed with up-down chutes 205 (an up-down direction and up-down limit position of the steering column assembly structure of the present invention is shown in fig. 6, an arrow in fig. 6 is a direction when an angle is adjusted), the sliding groove 205 gradually inclines towards the tail of the tube cylinder from top to bottom, the pin shaft 3 movably penetrates through and is inserted into the sliding groove 205 and the hole groove, the adjusting cam 6 and the adjusting handle 7 are sequentially arranged at the end portion, exposed out of the wing plate 202, of the pin shaft 3 from inside to outside, the wing plate 202, located on one side of the adjusting handle 7, is provided with matching holes 206 on the upper side and the lower side of the sliding groove 205 respectively, the distance between the two matching holes 206 is greater than the length of the sliding groove 205, the positioning pin 4 is installed in the matching holes 206 in an interference manner, the buffer sleeve 5 is sleeved at the end portion of the positioning pin 4 and located on the outer side of the wing plate 202, the adjusting cam 6 is located between the buffer sleeves 5, the outer diameter of the adjusting cam 6 is smaller than the length of the sliding groove 205, the main plate 201 is provided with the adjusting spring 8, and the adjusting spring 8 is located below the pin shaft 3.

As shown in fig. 1, when the steering column assembly structure of the present invention is used for angle adjustment, the steering column assembly structure is fixed, and is fixed at a first fixing point 1201 (fixed by the adjusting mechanism), a second fixing point 1202 (fixed by the lower bracket), and a third fixing point 1203, respectively, and a steering wheel connecting portion on the steering column assembly structure is connected with a steering wheel, and then angle adjustment can be performed upward and downward (the adjusted angle includes an upward adjustment angle a and a downward adjustment angle B, and a loading angle C is also indicated in the figure), wherein a center position of the upward adjustment angle a and the downward adjustment angle B is a steering wheel center 11.

The embodiments described above are intended to facilitate the understanding and use of the utility model by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make modifications and alterations without departing from the scope of the present invention.

Claims

1. The utility model provides a steering column assembly structure that can anticollision when angle modulation, its characterized in that, steering column assembly structure includes the tube column body and adjustment mechanism, adjustment mechanism is including adjusting support (2), round pin axle (3), locating pin (4), cushion collar (5), adjusting cam (6) and adjustment handle (7), it includes that mainboard (201) and a pair of symmetry locate pterygoid lamina (202) of mainboard (201) both sides to adjust support (2), mainboard (201) and pterygoid lamina (202) all set up along the axial of tube column body, mainboard (201) and pterygoid lamina (202) are the bending connection, enclose into the space that holds the tube column body between mainboard (201) and a pair of pterygoid lamina (202), be equipped with spout (205) that move about from top to bottom on pterygoid lamina (202), round pin axle (3) movably run through insert and establish in a pair of spout (205), adjusting cam (6) and adjustment handle (7) set gradually from inside to outside expose in round pin axle (3) and expose the space of holding the tube column body At pterygoid lamina (202) outer tip, pterygoid lamina (202) that is located adjustment handle (7) one side is equipped with mating holes (206) respectively in the upper and lower both sides of spout (205), locating pin (4) are installed in mating holes (206), cushion collar (5) cover is established at the tip of locating pin (4) and is located the outside of pterygoid lamina (202), adjusting cam (6) are located between a pair of cushion collar (5).

2. A steering column assembly structure that resists collision during angular adjustment according to claim 1, wherein the chute (205) is gradually inclined from top to bottom toward the rear of the column body.

3. A steering column assembly structure crashworthy during angular adjustment according to claim 1, wherein the distance between the two mating holes (206) is greater than the length of the sliding slot (205).

4. A steering column assembly structure crashworthy at angle adjustment according to claim 1, wherein the outer diameter of said adjustment cam (6) is smaller than the length of the chute (205).

5. A steering column assembly structure crashworthy at angle adjustment according to claim 1, wherein said dowel (4) is interference fitted in a fitting hole (206).

6. A steering column assembly structure that can be crashworthy at the time of angle adjustment according to claim 1, wherein said adjusting bracket (2) further comprises a pair of connection plates (203) for connection with an instrument cross member, said connection plates (203) being provided outside of the wing plate (202).

7. A steering column assembly structure that can be crashworthy during angular adjustment according to claim 6, wherein an auxiliary plate (204) is further provided between said strake (202) and connecting plate (203).

8. A steering column assembly structure that can be crashworthy when adjusting the angle according to claim 1, wherein said adjusting mechanism further comprises an adjusting spring (8), said adjusting spring (8) being located on the main plate (201) and below the pin (3).

9. A steering column assembly structure capable of avoiding collision during angle adjustment according to claim 1, wherein the column body comprises a steering shaft (101) and a column body (102), the column body (102) is hollow, a main body part of the steering shaft (101) is rotatably inserted into the column body (102), two ends of the steering shaft (101) extend out of the column body (102), and a head part of the steering shaft (101) is provided with a steering wheel connecting part (103).

10. The steering column assembly structure capable of preventing collision during angle adjustment according to claim 1, wherein the steering column assembly structure further comprises a mounting bracket (9) and a lower bracket (10), the adjusting bracket (2), the mounting bracket (9) and the lower bracket (10) are sequentially arranged from head to tail along the axial direction of the tube body, the head of the mounting bracket (9) is inserted into a space enclosed by the adjusting bracket (2) and used for accommodating the tube body, a hole slot for the pin shaft (3) to pass through is formed in the mounting bracket (9) located in the space, and the tail of the mounting bracket (9) is inserted into the lower bracket (10).