Automobile steering column with sectional column pipe

Abstract

The utility model discloses an automobile steering column with sectional column tubes, which belongs to the technical field of automobile steering columns and comprises a universal joint, the column tubes are clamped at two ends of the universal joint, contact blocks are slidably connected to the inner walls of the column tubes, and a driving mechanism and a locking mechanism are arranged on the inner walls of the column tubes. The locking mechanism comprises two elastic pieces fixedly connected to the inner wall of the column pipe, the other ends of the elastic pieces are fixedly connected with check blocks, and the front ends of the check blocks are rotationally connected with rotating frames. The moving range of the contact block is limited through the elastic piece and the check block, the moving range of the check block is limited through the rotating frame, the mounting block and the positioning frame, it is guaranteed that the contact block stably abuts against the end of the contact block, and compared with an existing steering column pipe and universal joint assembly is not stable, the mode has the advantages that the contact block is locked, and the contact block is locked; therefore, the stable assembly of the column tube and the universal joint is ensured, and the safe use of the automobile steering column is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile steering column, specifically relates to a kind of automobile steering column with sectional column pipe. BACKGROUND

[0002] The automobile steering column with sectional column pipe is a component designed to improve the flexibility and adaptability of the automobile steering system. This steering column is usually composed of multiple sectional column pipes that can move or adjust relatively to adapt to different driving positions and needs.

[0003] Through the search, the authorized announcement number "CN220721176U" of "a kind of automobile steering column assembly structure" pushes the contact block to move by the elastic force of first spring, and then makes two positioning rods insert into positioning hole, so that steering column pipe and universal joint are quickly assembled.

[0004] In the above application, the automobile steering column is often subjected to vibration during use. Only by the cooperation of the first spring and the contact block can the positioning rod be inserted into the positioning hole, which can easily lead to unstable assembly of the steering column pipe and the universal joint, thereby affecting the safe use of the automobile steering column.

[0005] Based on this, the utility model designs a kind of automobile steering column with sectional column pipe to solve the above problems. UTILITY MODEL CONTENTS

[0006] In view of the above shortcomings existing in the prior art, the utility model provides an automobile steering column with sectional column pipe.

[0007] To achieve the above purpose, the utility model is realized by the following technical scheme:

[0008] An automobile steering column with sectional column pipe, comprising a universal joint, the two ends of the universal joint are clamped with column pipes, the inner wall of the column pipe is slidably connected with a contact block, the inner wall of the column pipe is provided with a driving mechanism and a locking mechanism, the locking mechanism comprises two elastic sheets fixedly connected to the inner wall of the column pipe, the other end of the elastic sheet is fixedly connected with a stop block, the front end of the stop block is rotatably connected with a rotating frame, the surface of the rotating frame is fixedly connected with two mounting blocks, the inner wall of the rotating frame is slidably connected with a positioning frame, the surface of the positioning frame is sequentially clamped to the inner wall of the column pipe and the mounting block.

[0009] Further, one side of the stop block is fixedly connected with a row of distribution of fixed blocks, one end of the contact block is fixedly connected with a row of distribution of rubber pads.

[0010] Further, the inner wall of the rotating frame is hinged with a positioning block, and the rear end of the positioning block contacts the front end of the positioning frame.

[0011] Further, one side of the positioning block is fixedly connected with a coil spring, and the other end of the coil spring is fixedly connected to the inner wall of the rotating frame.

[0012] Further, the surface of the column pipe is provided with a through hole.

[0013] Further, the two sides of the positioning frame are fixedly connected with clamping blocks, and the surface of the clamping block is clamped to the inner wall of the through hole.

[0014] Further, the inner wall of the column pipe is fixedly connected with two mounting rods.

[0015] Further, the driving mechanism comprises two clamping rods which are slidingly connected to the inner wall of the column pipe, one end of the clamping rod is fixedly connected with a first spring, the other end of the first spring is fixedly connected to the inner wall of the column pipe, one end of the contact block is fixedly connected with a second spring, the other end of the second spring is fixedly connected to the inner wall of the column pipe, one end of the contact block is fixedly connected with a pull rod, and the other end of the pull rod penetrates and extends to the inner wall of the column pipe.

[0016] Advantages

[0017] 1. The movement range of the contact block is limited by the elastic sheet and the stop block, the movement range of the stop block is limited by the rotating frame, the mounting block and the positioning frame, the end of the contact block is stably contacted, compared with the unstable assembly of the existing steering column pipe and universal joint, the contact block is locked, the stable assembly of the column pipe and the universal joint is ensured, and the safe use of the automobile steering column is ensured.

[0018] 2. The resistance of the stop block moving towards the mounting rod is increased by the fixed block and the rubber pad, the movement range of the positioning frame is limited by the coil spring and the positioning block, and the stop block is stably contacted at the end of the contact block, and the stable locking of the contact block is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0020] Figure 1 It is a perspective view of the main body structure of the automobile steering column with a segmented column pipe of the present application.

[0021] Figure 2 It is a perspective view of the automobile steering column with a segmented column pipe of the present application.

[0022] Figure 3 For Figure 2 enlarged view of A in the middle;

[0023] Figure 4 For Figure 3 enlarged view of B in the middle.

[0024] The reference signs in the figures respectively represent:

[0025] 1, universal joint; 2, column tube; 3, contact block; 4, driving mechanism; 41, clamping rod; 42, first spring; 43, second spring; 44, pull rod; 5, locking mechanism; 51, stop block; 52, elastic sheet; 53, rotating frame; 54, mounting block; 55, positioning frame; 56, positioning block; 57, coil spring; 58, clamping block; 59, through hole; 510, rubber pad; 511, fixed block; 512, mounting rod. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] The utility model will be further described below in combination with embodiments.

[0028] In some embodiments, please refer to the drawings in the description Figures 1-4 A car steering column with sectional column tube, including universal joint 1, the both ends of universal joint 1 are clamped with column tube 2, the inner wall of column tube 2 is slidably connected with contact block 3, the inner wall of column tube 2 is equipped with driving mechanism 4, locking mechanism 5, locking mechanism 5 includes the elastic sheet 52 that is fixedly connected to the inner wall of column tube 2, the other end of elastic sheet 52 is fixedly connected with stop block 51, the front end of stop block 51 is rotatably connected with rotating frame 53, the surface of rotating frame 53 is fixedly connected with the mounting block 54 of two numbers, rotating frame 53 inner wall is slidably connected with positioning frame 55, the surface of positioning frame 55 is sequentially clamped in the inner wall of column tube 2 and mounting block 54.

[0029] In the embodiment of the utility model, after the universal joint 1 and the column pipe 2 are assembled, the rotating frame 53 is loosened, the elastic force of the elastic sheet 52 pushes the stopper 51 to move, one side of the stopper 51 contacts the end of the contact block 3, the mounting block 54 moves to the inside of the column pipe 2, the rotating frame 53 is rotated, the rotating frame 53 drives the mounting block 54 to move in a ring shape to a proper position, the positioning frame 55 is pushed, the positioning frame 55 is sequentially clamped to the inside wall of the column pipe 2 and the mounting block 54, and then the contact block 3 is locked, so that the column pipe 2 and the universal joint 1 are stably assembled.

[0030] In the embodiment of the utility model, the elastic sheet 52 and the stopper 51 are used to limit the moving range of the contact block 3, the rotating frame 53, the mounting block 54 and the positioning frame 55 are used to limit the moving range of the stopper 51, the contact block 3 is stably contacted to the end of the contact block 3, and then the column pipe 2 and the universal joint 1 are stably assembled, so that the safe use of the automobile steering column is ensured.

[0031] In some embodiments, as shown in Figures 3-4 As a preferred embodiment of the utility model, one side of the stopper 51 is fixedly connected with fixed blocks 511 arranged in rows, one end of the contact block 3 is fixedly connected with rubber pads 510 arranged in rows, the inner wall of the rotating frame 53 is hingedly connected with a positioning block 56, the rear end of the positioning block 56 is contacted with the front end of the positioning frame 55, one side of the positioning block 56 is fixedly connected with a coil spring 57, the other end of the coil spring 57 is fixedly connected to the inner wall of the rotating frame 53, the surface of the column pipe 2 is provided with a through hole 59, the two sides of the positioning frame 55 are fixedly connected with clamping blocks 58, the surface of the clamping block 58 is clamped to the inner wall of the through hole 59, and the inner wall of the column pipe 2 is fixedly connected with two mounting rods 512.

[0032] In the embodiment of the utility model, the rotating frame 53 moves to drive the stopper 51 and the fixed block 511 to move, the fixed block 511 moves to extrude the rubber pad 510 and advance to a proper position, so that the rubber pad 510 is contacted with the fixed block 511, the rotating frame 53 rotates to drive the mounting block 54 to move in a ring shape, the mounting block 54 moving in a ring shape is contacted with the surface of one of the mounting rods 512, the rotating frame 53 is stopped, the positioning frame 55 is pushed to move, the positioning frame 55 moves to drive the clamping block 58 to move, the clamping block 58 is clamped to the through hole 59, the positioning frame 55 is sequentially clamped to the inner wall of the column pipe 2 and the mounting block 54, the positioning block 56 is loosened, the elastic force of the coil spring 57 drives the positioning block 56 to overturn, the rear end of the positioning block 56 is contacted with the front end of the positioning frame 55, and the moving range of the positioning frame 55 is limited.

[0033] In the embodiment of the utility model, through fixed block 511 and rubber pad 510, the resistance of the block 51 moving towards the direction of approaching the mounting rod 512 is increased, through the coil spring 57 and the positioning block 56, the movement range of the positioning frame 55 is limited, and then the block 51 is stably contacted at the end of the contact block 3, and the stable locking of the contact block 3 is ensured.

[0034] In some embodiments, as shown in Figure 3 As a preferred embodiment of the utility model, the driving mechanism 4 includes two clamping rods 41 slidingly connected to the inner wall of the column pipe 2, one end of the clamping rod 41 is fixedly connected with the first spring 42, the other end of the first spring 42 is fixedly connected to the inner wall of the column pipe 2, one end of the contact block 3 is fixedly connected with the second spring 43, the other end of the second spring 43 is fixedly connected to the inner wall of the column pipe 2, one end of the contact block 3 is fixedly connected with the pull rod 44, and the other end of the pull rod 44 penetrates and extends to the inner wall of the column pipe 2.

[0035] In the embodiment of the utility model, the elastic force of the second spring 43 pushes the contact block 3 to move, the side surface of the contact block 3 moves to contact the clamping rod 41, the clamping rod 41 is pressed to the first spring 42 and is clamped to the inner wall of the universal joint 1, and then the universal joint 1 is assembled with the column pipe 2.

[0036] When the universal joint 1 and the column pipe 2 need to be disassembled, the positioning block 56 is pulled to make the positioning block 56 flip, the restriction on the positioning frame 55 is released, the positioning frame 55 is pulled to make the positioning frame 55 drive the clamping block 58 to move and sequentially move away from the mounting block 54 and the column pipe 2, the through hole 59 is opened, the rotating frame 53 is rotated, the mounting block 54 moves in a ring shape to contact the surface of one of the mounting rods 512, the rotating frame 53 is pulled with great force, the rotating frame 53 moves to drive the block 51 to move through the through hole 59 and move out of the column pipe 2, and then the block 51 moves away from the end of the contact block 3, the pull rod 44 is pulled, the pull rod 44 moves to drive the contact block 3 to move, the widest part of the side surface of the contact block 3 moves away from the clamping rod 41, at this time, the elastic force of the first spring 42 pushes the clamping rod 41 to retract into the column pipe 2, and then the fixing of the column pipe 2 and the universal joint 1 is released.

[0037] It should be noted that the column pipe 2, the universal joint 1, the second spring 43, the first spring 42, the coil spring 57 and the elastic sheet 52 in the above description are all relatively mature devices in the prior art, and the specific model can be selected according to actual needs, which will not be repeated here.

[0038] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit them; although the present application has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features therein can be replaced by equivalents; and these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An automobile steering column with segmented column tube, comprising a universal joint (1), the two ends of the universal joint (1) are clamped with column tubes (2), the inner wall of the column tube (2) is slidably connected with a contact block (3), the inner wall of the column tube (2) is provided with a driving mechanism (4), characterized in that: a locking mechanism (5) is arranged, the locking mechanism (5) comprises two elastic sheets (52) fixedly connected to the inner wall of the column tube (2), the other end of the elastic sheet (52) is fixedly connected with a stop block (51), the front end of the stop block (51) is rotatably connected with a rotating frame (53), the surface of the rotating frame (53) is fixedly connected with two mounting blocks (54), the inner wall of the rotating frame (53) is slidably connected with a positioning frame (55), the surface of the positioning frame (55) is clamped to the inner wall of the column tube (2) and the mounting block (54) in sequence.

2. The automotive column with segmented column tube of claim 1, wherein, One side of the stop block (51) is fixedly connected with a fixed block (511) arranged in an equal row, one end of the contact block (3) is fixedly connected with a rubber pad (510) arranged in an equal row.

3. The automotive column with segmented column tube of claim 1, wherein, The inner wall of the rotating frame (53) is hingedly connected with a positioning block (56), the rear end of the positioning block (56) is in contact with the front end of the positioning frame (55).

4. The automotive column with a segmented column tube according to claim 3, characterized in that One side of the positioning block (56) is fixedly connected with a coil spring (57), the other end of the coil spring (57) is fixedly connected to the inner wall of the rotating frame (53).

5. The automotive column with segmented column tube of claim 1, wherein, The surface of the column tube (2) is provided with a through hole (59).

6. The automotive column with a segmented column tube according to claim 5, characterized in that Both sides of the positioning frame (55) are fixedly connected with clamping blocks (58), the surface of the clamping block (58) is clamped to the inner wall of the through hole (59).

7. The automotive column with segmented column tube of claim 1, wherein, The inner wall of the column tube (2) is fixedly connected with two mounting rods (512).

8. The automotive column with segmented column tube of claim 1, wherein, The driving mechanism (4) comprises two clamping rods (41) slidably connected to the inner wall of the column tube (2), one end of the clamping rod (41) is fixedly connected with a first spring (42), the other end of the first spring (42) is fixedly connected to the inner wall of the column tube (2), one end of the contact block (3) is fixedly connected with a second spring (43), the other end of the second spring (43) is fixedly connected to the inner wall of the column tube (2), one end of the contact block (3) is fixedly connected with a pull rod (44), the other end of the pull rod (44) penetrates and extends to the inner wall of the column tube (2).

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