CN215622236U - Novel automobile steering column - Google Patents

Abstract

The utility model provides a novel automobile steering column, which comprises a telescopic assembly and a driving assembly, wherein the telescopic assembly comprises a lifting rod, a protective sleeve and a lifting sleeve, the driving assembly comprises an installation shell and a driving piece, and the lifting rod penetrates through the upper shell surface of the installation shell and then is connected with the driving piece in a matching way; the lifting sleeve is sleeved outside the lifting rod, the protective sleeve is sleeved outside the lifting sleeve, the lower end of the protective sleeve is rotatably connected with the upper end face of the mounting shell, the outer side wall of the lifting sleeve is in matched sliding connection with the inner side wall of the protective sleeve, and the lower end of the lifting sleeve is positioned inside the protective sleeve; the outer side wall of the lifting rod is fixedly provided with a first circular ring, the upper end face of the first circular ring is connected with the lower end face of the lifting sleeve, the outer side wall of the lifting rod is close to the upper end and is provided with a push plate, and the push plate and the upper end face of the lifting sleeve are matched and used for driving the lifting sleeve to retract. The driving assembly drives the lifting rod to lift, the lifting sleeve is pushed to lift through the second circular ring, and in the lifting process of the lifting rod, the lifting sleeve and the protective sleeve are sleeved on the outer side of the lifting rod in a matching mode to protect and support the lifting rod.

Description

Novel automobile steering column

Technical Field

The utility model belongs to the field of automobile steering columns, and particularly relates to a novel automobile steering column.

Background

The automobile steering column occupies more cab space, causes great influence to the convenience of getting on and off the automobile of the driver, and simultaneously in the time of the non-driving automobile, the traditional automobile steering column reduces the movable space of the driver, reduces comfortable experience, thereby setting up a novel automobile steering column, not only meeting the requirement of the driver for large activity space, but also meeting the steering function of the automobile, and providing possibility for supporting different working modes of automatic driving and manual driving.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a novel steering column for an automobile, so as to solve the problem that the steering column for an automobile occupies a large space and has more movement space when manual driving is not performed.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

a novel automobile steering column comprises a telescopic assembly and a driving assembly, wherein the telescopic assembly comprises a lifting rod, a protective sleeve and a lifting sleeve, the driving assembly comprises an installation shell and a driving piece arranged on the inner side of the installation shell, and the lifting rod penetrates through the upper shell surface of the installation shell and is connected with the driving piece in a matched manner;

the lifting sleeve is sleeved outside the lifting rod, the protective sleeve is sleeved outside the lifting sleeve, the lower end of the protective sleeve is rotatably connected with the upper end face of the mounting shell, the outer side wall of the lifting sleeve is in matched sliding connection with the inner side wall of the protective sleeve, and the lower end of the lifting sleeve is positioned inside the protective sleeve;

the outer side wall of the lifting rod is fixedly provided with a first circular ring, the upper end face of the first circular ring is connected with the lower end face of the lifting sleeve, the outer side wall of the lifting rod is close to the upper end and is provided with a push plate, and the push plate and the upper end face of the lifting sleeve are matched to drive the lifting sleeve to retract.

Further, the driving piece is a worm wheel, and the lower side of the lifting rod is provided with a worm matched with the driving piece.

Further, the lifting sleeve outside sets up spline one, the protective sheath inboard sets up in spline one that spline one cooperatees and connects, the lifting sleeve inboard is provided with keyway two, the lifter outside sets up in keyway two complex spline two.

Further, the lifter lateral wall has still set firmly ring two, ring two sets up the downside at ring one, the external diameter of ring two is greater than the external diameter of lifting sleeve, the external diameter that the protective sheath inboard corresponds ring two sets up the annular, the lateral wall is open under the annular, and lateral wall and the cooperation of ring two upper surfaces are used for restricting shifting up of lifter on the annular.

Furthermore, including setting up in the joint subassembly of steering wheel downside, the lifter upper end corresponds joint subassembly and sets up the joint position.

Furthermore, the clamping assembly comprises a square shell with an opening at the lower end and clamping pieces symmetrically arranged on the inner side of the square shell; the clamping positions are grooves symmetrically arranged on the lifting rod, the clamping positions are arranged on the side wall of the lifting rod close to the upper end, and the clamping piece is provided with a boss corresponding to the clamping positions;

one side of the clamping piece, which is far away from the clamping position, is an inclined plane, the square shell is provided with inclined side walls corresponding to the inclined plane, and the inclined side walls on the two sides of the square shell are gradually closed from bottom to top;

the clamping piece is provided with a limiting component on the inclined side wall of the square shell, and the square shell is provided with a limiting hole corresponding to the limiting component;

when the upper surface of the push plate is attached to the lower surface of the clamping piece, the clamping position horizontally corresponds to the boss.

Furthermore, a guide chute is arranged on the inclined surface, a slide rail is arranged on the inclined side wall of the square shell corresponding to the guide chute, the slide rail is arranged obliquely upwards, and the section size of the slide rail is gradually increased towards the direction far away from the inclined side wall;

and the lower end of the square shell is fixedly provided with a transverse plate for limiting the clamping piece to move out of the square shell.

Furthermore, the limiting group price comprises a limiting part, a spring and a square groove horizontally arranged on one side of the inclined side wall, one end of the spring is abutted against the bottom of the square groove, the other end of the spring is fixedly connected with the limiting part, a through strip-shaped hole is vertically arranged in the middle of the limiting part, the limiting component is close to the upper end of a clamping part, the clamping part is vertically and fixedly provided with a screw corresponding to the strip-shaped hole, and the width of the strip-shaped hole corresponds to the outer diameter of the screw;

the joint spare removes the top of square shell, and the slope lateral wall corresponds the locating part and sets up spacing hole.

Compared with the prior art, the novel automobile steering column has the following beneficial effects:

(1) the driving assembly drives the lifting rod to lift, the lifting sleeve is pushed to lift through the second circular ring, the lifting sleeve arranged between the lifting rod and the protective sleeve also lifts in the lifting process of the lifting rod, and the lifting sleeve and the protective sleeve are matched to protect the supporting lifting rod.

(2) The push plate pushes the clamping piece to move upwards, the boss on the inner side of the clamping piece is in matched clamping with the clamping position of the lifting rod until the clamping piece moves to the uppermost end of the square shell, the limiting piece can be pressed into the limiting hole under the action of the spring to be stably clamped, the limiting piece is pushed to be separated from the limiting hole, the lifting rod moves downwards, the symmetrical clamping pieces are gradually separated, the clamping piece is not in matched clamping with the lifting rod any more, and the dismounting is convenient.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of a novel steering column for a vehicle according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a lifting assembly according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of an outer side structure of the clamping assembly according to the embodiment of the utility model;

FIG. 4 is a schematic diagram of a square shell structure according to an embodiment of the present invention;

fig. 5 is a schematic view of a structure of the lifter and the clip according to the embodiment of the present invention.

Description of reference numerals:

1-a lifting rod; 11-ring one; 12-ring II; 13-push plate; 14-clamping position; 2-protective sleeve; 21-ring groove; 3-lifting sleeve; 4-a drive assembly; 5-a clamping assembly; 51-square shell; 511-sloped sidewalls; 512-limit hole; 513-a sliding rail; 52-a clip; 521-a boss; 522-inclined plane; 523-a guide chute; 524-square groove; 53-a limit stop; 531-strip shaped holes; 532-screw; 533-spring; 54-transverse plate.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 and 2, a novel automobile steering column is characterized in that: the telescopic device comprises a telescopic assembly and a driving assembly 4, wherein the telescopic assembly comprises a lifting rod 1, a protective sleeve 2 and a lifting sleeve 3, the driving assembly 4 comprises a mounting shell and a driving piece arranged on the inner side of the mounting shell, and the lifting rod 1 penetrates through the upper shell surface of the mounting shell and is connected with the driving piece in a matching manner;

the lifting sleeve 3 is sleeved on the outer side of the lifting rod 1, the protective sleeve 2 is sleeved on the outer side of the lifting sleeve 3, the lower end of the protective sleeve 2 is rotatably connected with the upper end face of the mounting shell, the outer side wall of the lifting sleeve 3 is in matched sliding connection with the inner side wall of the protective sleeve 2, and the lower end of the lifting sleeve 3 is located on the inner side of the protective sleeve 2;

1 lateral wall of lifter has set firmly ring 11, ring 11 up end is connected with lifting sleeve 3 lower terminal surface, 1 lateral wall of lifter closes on the upper end and sets up push pedal 13, push pedal 13 is used for driving lifting sleeve 3 withdrawal with the cooperation of lifting sleeve 3 up end.

The lower end of the protective sleeve 2 is rotatably connected with the upper end face of the mounting shell through a bearing. The drive assembly 4 drives the lifting rod 1 to lift, the lifting sleeve 3 is pushed to lift through the second 12 circular rings, and in the lifting rod 1 lifting process, the lifting sleeve 3 and the protective sleeve 2 are sleeved in a matching mode to protect and support the lifting rod 1 on the outer side of the rod.

As shown in fig. 1 and 2, the driving member is a worm wheel, and a worm engaged with the driving member is disposed at the lower side of the lifting rod 1.

As shown in fig. 1 and 2, a first spline is arranged on the outer side of the lifting sleeve 3, a first key groove matched and connected with the first spline is arranged on the inner side of the protective sleeve 2, a second key groove is arranged on the inner side of the lifting sleeve 3, and a second spline matched with the second key groove is arranged on the outer side of the lifting rod 1.

The lifting rod 1 rotates, the protective sleeve 2 and the lifting sleeve 3 rotate in a matched mode, and the supporting stability is improved.

As shown in fig. 1 and 2, a second ring 12 is further fixedly arranged on the outer side wall of the lifting rod 1, the second ring 12 is arranged on the lower side of the first ring 11, the outer diameter of the second ring 12 is larger than that of the lifting sleeve 3, an annular groove 21 is arranged on the inner side of the protective sleeve 2 corresponding to the outer diameter of the second ring 12, the lower side wall of the annular groove 21 is open, and the upper side wall of the annular groove 21 is matched with the upper surface of the second ring 12 to limit the lifting rod 1 to move upwards.

As shown in fig. 1 and 3 to 5, the steering wheel steering device comprises a clamping assembly 5 arranged on the lower side of the steering wheel, and a clamping position 14 is arranged at the upper end of the lifting rod 1 corresponding to the clamping assembly 5.

As shown in fig. 1 and fig. 3 to 5, the clamping assembly 5 includes a square shell 51 with an opening at a lower end, and clamping members 52 symmetrically disposed inside the square shell 51, an upper end of the square shell is fixedly disposed at a middle portion of a lower side of the steering wheel, the clamping positions 14 are grooves symmetrically disposed on the lifting rod 1, the clamping positions 14 are disposed on a side wall of the lifting rod 1 near an upper end, and the clamping members 52 are provided with a boss 521 corresponding to the clamping positions 14;

one side of the clamping piece 52, which is far away from the clamping position 14, is an inclined surface 522, the inclined side wall 511 of the square shell 51 is arranged corresponding to the inclined surface 522, and the inclined side walls 511 at two sides of the square shell 51 are gradually closed from bottom to top;

the clamping piece 52 is provided with a limiting component for the inclined side wall 511 of the square shell 51, and the square shell 51 is provided with a limiting hole 512 corresponding to the limiting component;

when the upper surface of the push plate 13 is attached to the lower surface of the clamping piece 52, the clamping position 14 horizontally corresponds to the boss 521.

As shown in fig. 1 and 3 to 5, a guide chute 523 is disposed on the inclined surface 522, a slide rail 513 is disposed on the inclined side wall 511 of the square shell 51 corresponding to the guide chute 523, the slide rail 513 is disposed obliquely upward, and the cross-sectional dimension of the slide rail 513 gradually increases toward a direction away from the inclined side wall 511;

and a transverse plate 54 for limiting the clamping piece 52 to move out of the square shell 51 is fixedly arranged at the lower end of the square shell 51.

As shown in fig. 1 and fig. 3 to fig. 5, the limiting assembly includes a limiting member 53, a spring 533, and a square groove 524 horizontally disposed on one side of the inclined surface 522, one end of the spring 533 is abutted against the bottom of the square groove 524, the other end of the spring is fixedly connected to the limiting member 53, a through strip-shaped hole 531 is vertically disposed in the middle of the limiting member 53, the limiting assembly is adjacent to the upper end of the clamping member 52, a screw 532 is vertically fixed to the clamping member 52 corresponding to the strip-shaped hole 531, and the width of the strip-shaped hole 531 corresponds to the outer diameter of the screw 532;

the engaging member 52 moves to the uppermost end inside the square housing 51, and the inclined sidewall 511 is provided with a limiting hole 512 corresponding to the limiting member 53.

The working process is as follows:

as shown in fig. 1 and fig. 3 to fig. 5, the driving assembly 4 drives the lifting rod 1 to ascend and descend, the lifting sleeve 3 is pushed to ascend and descend through the second circular ring 12, and in the process of ascending the lifting rod 1, the lifting sleeve 3 and the protective sleeve 2 are sleeved on the outer side of the lifting rod in a matching manner to protect and support the lifting rod 1.

The telescopic function of the telescopic assembly is explained: the lifting rod 1 is connected with a steering wheel, and the lifting sleeve 3 is connected with the lifting rod 1 and the protective sleeve 2 through an internal and external spline structure.

The expansion process: the worm wheel is driven by the motor to rotate, and the worm wheel is matched with the worm of the lifting rod 1 to control the lifting rod 1 to perform axial front-back linear motion.

The shortening process: the motor drives the worm wheel to drive the lifting rod 1 to move downwards axially; when the push plate 13 is contacted with the front end surface of the lifting sleeve 3, the lifting rod 1 is driven to move downwards; when the push plate 13 is in contact with the front end face of the protective sleeve 2, the shortening movement is finished, namely the telescopic assembly is hidden in an instrument desk of a car owner.

And (3) an elongation process: the motor drives the worm wheel to drive the lifting rod 1 to move upwards axially; when the first circular ring 11 is contacted with the rear end face of the lifting sleeve 3, the lifting sleeve 3 is driven to move forwards; and when the second ring 12 is in side contact with the upper side of the annular groove 21 on the rear end face of the internal spline of the protective sleeve 2, the rope assembly finishes the elongation movement.

When the push plate 13 pushes the clamping piece 52 to move upwards, the boss 521 on the inner side of the clamping piece 52 is matched and clamped with the clamping position 14 of the lifting rod 1, until the top end of the square shell 51 is moved, the limiting piece 53 can be pressed into the limiting hole 512 under the action of the spring 533, the clamping is stabilized, the limiting piece 53 is pushed to be separated from the limiting hole 512, the lifting rod 1 moves downwards, the symmetrical clamping piece 52 is gradually separated, the clamping piece 52 is not matched with the lifting rod 1, and the dismounting is convenient.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (8)

1. The utility model provides a novel car steering column which characterized in that: the telescopic lifting device comprises a telescopic assembly and a driving assembly (4), wherein the telescopic assembly comprises a lifting rod (1), a protective sleeve (2) and a lifting sleeve (3), the driving assembly (4) comprises a mounting shell and a driving piece arranged on the inner side of the mounting shell, and the lifting rod (1) penetrates through the upper shell surface of the mounting shell and then is connected with the driving piece in a matching manner;

the lifting sleeve (3) is sleeved on the outer side of the lifting rod (1), the protective sleeve (2) is sleeved on the outer side of the lifting sleeve (3), the lower end of the protective sleeve (2) is rotatably connected with the upper end face of the mounting shell, the outer side wall of the lifting sleeve (3) is in matched sliding connection with the inner side wall of the protective sleeve (2), and the lower end of the lifting sleeve (3) is located on the inner side of the protective sleeve (2);

the lifting rod (1) lateral wall has set firmly ring one (11), ring one (11) up end is connected with lift cover (3) lower terminal surface, lifting rod (1) lateral wall closes on the upper end and sets up push pedal (13), push pedal (13) are used for driving lift cover (3) withdrawal with lift cover (3) up end cooperation.

2. The novel steering column for automobiles according to claim 1, characterized in that: the driving piece is a worm wheel, and the lower side of the lifting rod (1) is provided with a worm matched with the driving piece.

3. The novel steering column for automobiles according to claim 1, characterized in that: the lifting sleeve is characterized in that a first spline is arranged on the outer side of the lifting sleeve (3), a first key groove matched and connected with the first spline is arranged on the inner side of the protective sleeve (2), a second key groove is arranged on the inner side of the lifting sleeve (3), and a second key groove matched with the second key groove is arranged on the outer side of the lifting rod (1).

4. The novel steering column for automobiles according to claim 1, characterized in that: the utility model discloses a lifting rod, including lifter (1), outer wall, protection sleeve (2), the outer wall is opened down, and lateral wall and ring two (12) upper surface cooperation are used for restricting shifting up of lifter (1) on annular (21), two (12) of ring set firmly, two (12) of ring set up the downside in ring (11), the external diameter of ring two (12) is greater than the external diameter of lifting sleeve (3), the external diameter that protection sleeve (2) inboard corresponds ring two (12) sets up annular (21), the lateral wall is opened under annular (21), and lateral wall and ring two (12) upper surface cooperation are used for restricting lifter (1).

5. The novel steering column for automobiles according to claim 1, characterized in that: the steering wheel lifting device is characterized by comprising a clamping component (5) arranged on the lower side of a steering wheel, wherein the upper end of a lifting rod (1) is provided with a clamping position (14) corresponding to the clamping component (5).

6. The novel steering column for automobiles of claim 5, characterized in that: the clamping assembly (5) comprises a square shell (51) with an opening at the lower end and clamping pieces (52) symmetrically arranged on the inner side of the square shell (51), the upper end of the square shell is fixedly arranged in the middle of the lower side of the steering wheel, the clamping positions (14) are grooves symmetrically arranged on the lifting rod (1), the clamping positions (14) are arranged on the side wall of the lifting rod (1) close to the upper end, and bosses (521) are arranged on the clamping pieces (52) corresponding to the clamping positions (14);

one side, far away from the clamping position (14), of the clamping piece (52) is an inclined surface (522), the square shell (51) is provided with inclined side walls (511) corresponding to the inclined surface (522), and the inclined side walls (511) on the two sides of the square shell (51) are gradually closed from bottom to top;

the clamping piece (52) is provided with a limiting component on the inclined side wall (511) of the square shell (51), and the square shell (51) is provided with a limiting hole (512) corresponding to the limiting component;

when the upper surface of the push plate (13) is attached to the lower surface of the clamping piece (52), the clamping position (14) horizontally corresponds to the boss (521).

7. The novel steering column for automobiles of claim 6, characterized in that: the inclined surface (522) is provided with a guide sliding groove (523), the inclined side wall (511) of the square shell (51) is provided with a sliding rail (513) corresponding to the guide sliding groove (523), the sliding rail (513) is arranged obliquely upwards, and the section size of the sliding rail (513) is gradually increased towards the direction far away from the inclined side wall (511);

and a transverse plate (54) used for limiting the clamping piece (52) to move out of the square shell (51) is fixedly arranged at the lower end of the square shell (51).

8. The novel steering column for automobiles of claim 6, characterized in that: the limiting assembly comprises a limiting piece (53), a spring (533) and a square groove (524) horizontally arranged on one side of the inclined surface (522), one end of the spring (533) is abutted to the bottom of the square groove (524), the other end of the spring is fixedly connected with the limiting piece (53), a through strip-shaped hole (531) is vertically arranged in the middle of the limiting piece (53), the limiting assembly is close to the upper end of a clamping piece (52), a screw (532) is vertically fixedly arranged on the clamping piece (52) corresponding to the strip-shaped hole (531), and the width of the strip-shaped hole (531) corresponds to the outer diameter of the screw (532);

the clamping piece (52) moves to the uppermost end inside the square shell (51), and the inclined side wall (511) is provided with a limiting hole (512) corresponding to the limiting piece (53).

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