CN219677734U

CN219677734U - Clock spring convenient for assembling and disassembling automobile steering wheel

Info

Publication number: CN219677734U
Application number: CN202321086054.5U
Authority: CN
Inventors: 朱国伟
Original assignee: Ningbo Yinzhou Yongcheng Automobile Steering Wheel Co ltd
Current assignee: Ningbo Yinzhou Yongcheng Automobile Steering Wheel Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-09-12
Anticipated expiration: 2033-05-09

Abstract

The utility model discloses a clock spring with an automobile steering wheel convenient to disassemble and assemble, belongs to the technical field of mounting structures, and aims to solve the technical problem that in the prior art, the clock spring is inconvenient to disassemble and assemble due to production and machining errors. The clock spring of the automobile steering wheel convenient to assemble and disassemble comprises a clock spring main body and a mounting ring seat arranged at the bottom of the outer side wall of the clock spring main body; the mounting ring seat is provided with a fixing mechanism, the fixing mechanism comprises a plurality of mounting slots formed in the mounting ring seat around the clock spring main body and a connecting structure matched with the mounting slots, the mounting slots are long-strip-shaped, the upper surface of the mounting ring seat is provided with a retainer ring around the mounting slots, the connecting structure comprises a baffle plate embedded in the retainer ring and a wire column penetrating through the baffle plate, the bottom end of the wire column penetrates through the mounting slots, the top end of the wire column is provided with a hexagonal end cap, the inner side wall of the retainer ring is provided with a plurality of clamping grooves, and the side face of the baffle plate is movably embedded with clamping pins matched with the clamping grooves.

Description

Clock spring convenient for assembling and disassembling automobile steering wheel

Technical Field

The utility model belongs to the technical field of mounting structures, and particularly relates to a clock spring of an automobile steering wheel, which is convenient to assemble and disassemble.

Background

The clock spring, also called rotary connector, air bag hairspring, spiral cable, is used to connect the main air bag and the air bag wire harness, or the switch button of steering wheel and the wire harness of control unit, it is a section of wire harness. The device is generally arranged above a combined switch below a steering wheel of a vehicle or on a tubular column sheet metal, and mainly comprises a flexible flat cable, a shell which rotates relatively, a wire harness (a conductive outgoing line), a connector, a neutral pin and the like, wherein in the left and right rotation actions of the steering wheel, the normal circuit connection of electric appliance components such as an air bag, a horn switch and the like in front of a driver is ensured.

In the prior art, for example, the positioning device on the clock spring disclosed by the utility model with the application number of 201220439892. X is used for realizing the positioning and mounting of the clock spring by arranging a positioning hole and a positioning column, in the actual mounting process, a bolt passes through the positioning hole and is connected with the upper surface of a steering wheel lower combined switch of a vehicle or a reserved threaded hole on a column metal plate, so that the clock spring can be positioned, mounted and fixed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a clock spring with an automobile steering wheel convenient to disassemble and assemble, and aims to solve the technical problem that the clock spring is inconvenient to disassemble and assemble due to production and machining errors in the prior art.

Technical proposal

In order to solve the technical problems, the utility model provides a clock spring with an automobile steering wheel convenient to assemble and disassemble, which comprises a clock spring main body and a mounting ring seat arranged at the bottom of the outer side wall of the clock spring main body;

the installation ring seat is provided with a fixing mechanism, the fixing mechanism comprises a plurality of installation slots formed in the installation ring seat by encircling a clock spring main body and a connecting structure matched with the installation slots, the installation slots are long-strip-shaped, the upper surface of the installation ring seat is provided with a retainer ring by encircling the installation slots, the connecting structure comprises a baffle plate embedded in the retainer ring and a wire column penetrating through the baffle plate, the bottom end of the wire column penetrates through the installation slots, the top end of the wire column is provided with a hexagonal end cap, a plurality of clamping grooves are formed in the inner side wall of the retainer ring, clamping pins capable of being matched with the clamping grooves in a clamping mode are movably inlaid on the side faces of the baffle plate, and a supporting bolt capable of pushing the clamping pins to extend out of the baffle plate is penetrated through threads on the hexagonal end cap.

Furthermore, a guide post is arranged at the bottom of the baffle plate, and the guide post is in sliding fit with the mounting groove hole.

Further, a sliding cavity is formed in the baffle, a supporting block is movably arranged in the sliding cavity, a connecting shaft is connected between the supporting block and the bayonet lock, a lower pressing strip block which can be vertically embedded into the sliding cavity is movably arranged in the hexagonal end cap, and inclined surfaces which are matched with each other are arranged at the bottom end of the lower pressing strip block and the supporting block.

Further, a reset spring is sleeved on the connecting shaft and positioned between the abutting block and the end wall, facing the bayonet lock, of the sliding cavity.

Further, a cavity for the vertical movement of the lower pressing bar block is formed in the hexagonal end cap, and a limiting protrusion is arranged on the lower pressing bar block.

Further, one end of the bayonet lock facing the outside of the baffle is provided with an arc surface.

Furthermore, the height of the guide post is equal to the depth of the mounting groove hole, and the wire post movably penetrates through the guide post.

Advantageous effects

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

according to the utility model, the wire column penetrates through the mounting slot hole to be connected with the reserved threaded hole on the upper surface of the combined switch below the steering wheel of the vehicle or the tubular column sheet metal, so that the installation and fixation of the main body of the time delay Zhong Danhuang can be realized, the stress on the wire column can be reduced by utilizing the jogging of the baffle plate and the wire column and the jogging of the guide post and the mounting slot hole, the strength of the mounting structure is enhanced, in addition, the baffle plate and the wire column respectively move in the strip-shaped retainer ring and the mounting slot hole, the position of the wire column can be adjusted, the adaptability is higher, the connection between the wire column and the threaded hole on the mounting station is easier, and the problem that the clock spring main body is difficult to install due to the position deviation of the individual wire column and the threaded hole on the mounting station in the mounting process is avoided.

According to the utility model, the clamping pin arranged on the surface of the baffle is matched with the clamping grooves on the inner wall of the baffle, after the clock spring main body is connected and fixed with the installation station by using the screw column, the clamping pin can be pushed out of the side surface of the baffle and inserted into the corresponding clamping groove on the inner wall of the baffle by screwing the abutting bolt into the hexagonal end cap, so that the positioning of the baffle is realized, the installation stability of the clock spring main body is ensured while the clock spring main body is convenient to install and fix, the problem that the service performance of the clock spring main body is influenced by the rotation of the clock spring main body due to the movement of the baffle and the screw column in the baffle and the installation groove hole is avoided, and in addition, through the arrangement of the reset spring, after the abutting bolt is pulled out of the hexagonal end cap, the reset spring can elastically push the abutting block to drive the clamping pin to be embedded into the side surface of the baffle again, thereby being beneficial to the installation and the disassembly adjustment of the structure.

Description of the drawings:

in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic structural view of a fixing mechanism according to the present utility model;

FIG. 3 is a schematic structural view of a connecting structure according to the present utility model;

fig. 4 is a schematic view of the internal structure of the baffle and hexagonal end cap of the present utility model.

The marks in the drawings are: 1. a clock spring body; 2. a mounting ring seat; 3. a fixing mechanism; 4. a mounting slot; 5. a retainer ring; 6. a connection structure; 7. a clamping groove; 8. a baffle; 9. a silk column; 10. a guide post; 11. a hexagonal end cap; 12. abutting the bolt; 13. a bayonet lock; 14. a sliding cavity; 15. abutting blocks; 16. a connecting shaft; 17. pressing down the bar block; 18. and a return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment provides a clock spring with an automobile steering wheel convenient to disassemble and assemble, and the structure schematic diagram of the clock spring is shown in fig. 1-4, and the clock spring comprises a clock spring main body 1 and a mounting ring seat 2 arranged at the bottom of the outer side wall of the clock spring main body 1; the utility model provides a be equipped with fixed establishment 3 on the installation circle seat 2, fixed establishment 3 includes around clock spring main part 1 offer multichannel mounting groove hole 4 on the installation circle seat 2 and with at mounting groove hole 4 complex connection structure 6, mounting groove hole 4 is rectangular form, and the installation circle seat 2 upper surface is equipped with retaining ring 5 around mounting groove hole 4, connection structure 6 includes the baffle 8 of embedding retaining ring 5 and wears to establish the silk post 9 on baffle 8, the silk post 9 bottom passes mounting groove hole 4, silk post 9 top is equipped with hexagonal end cap 11, through this technical scheme, use silk post 9 to pass mounting groove hole 4 and the combination switch of vehicle steering wheel below above or the screw hole that reserves on the tubular column panel beating are connected, can realize the installation fixed of time Zhong Danhuang main part 1, in addition, utilize baffle 8 and silk post 9 to move in rectangular form retaining ring 5 and mounting groove hole 4 respectively, can adjust the position of silk post 9, the adaptability is stronger, it is easier to make silk post 9 and the screw hole on the installation station be connected for appear in the installation process has the position deviation to lead to the problem of clock spring main part 1 to be difficult to install with the screw hole on the installation station.

In this embodiment, the bottom of the baffle 8 is provided with the guide post 10, the guide post 10 is in sliding fit with the mounting slot 4, and by utilizing the fit between the baffle 8 and the wire column 9 and the fit between the guide post 10 and the mounting slot 4, the shearing stress to which the wire column 9 is subjected can be reduced, the strength of the mounting structure is enhanced, the height of the guide post 10 is equal to the depth of the mounting slot 4, in the mounting process of the clock spring main body 1, the bottom of the clock spring main body 1 can be attached to the mounting station, the wire column 9 movably penetrates through the guide post 10, and the separation of the baffle 8 and the wire column 9 can be facilitated.

As a preferred technical scheme in this embodiment, a plurality of draw-in grooves 7 are formed in the inner side wall of the retainer ring 5, the side face of the baffle plate 8 is movably embedded with a draw-in pin 13 which can be matched with the draw-in grooves 7 in a clamping manner, a tightening bolt 12 which can push the draw-in pin 13 to extend out of the baffle plate 8 is threaded on the hexagonal end cap 11, the draw-in pin 13 arranged on the side face of the baffle plate 8 is matched with the plurality of draw-in grooves 7 on the inner wall of the retainer ring 5 in a clamping manner, after the clock spring body 1 is fixedly connected with a mounting station by using the wire column 9, the tightening bolt 12 is screwed into the hexagonal end cap 11, the draw-in pin 13 can be pushed out of the side face of the baffle plate 8 to be spliced with the corresponding draw-in groove 7 on the inner wall of the retainer ring 5, so that the positioning of the baffle plate 8 is realized, the mounting stability of the clock spring body 1 is ensured while the clock spring body 1 is convenient to mount and the problem that the use performance of the clock spring body 1 is influenced by the rotation of the baffle plate 8 and the wire column 9 at the retainer ring 5 and the mounting slot 4 is avoided.

Specifically, a sliding cavity 14 is formed in the baffle plate 8, a supporting block 15 is movably arranged in the sliding cavity 14, a connecting shaft 16 is connected between the supporting block 15 and the clamping pin 13, a lower pressing bar block 17 which can be vertically embedded into the sliding cavity 14 is movably arranged in the hexagonal end cap 11, inclined surfaces which are matched with each other are arranged at the bottom end of the lower pressing bar block 17 and the supporting block 15, when the supporting bolt 12 is screwed into the hexagonal end cap 11, the supporting bolt 12 pushes the lower pressing bar block 17 to press downwards along with the screwing of the supporting bolt 12, the supporting block 15 is forced to slide in the sliding cavity 14 by the aid of the inclined surfaces which are matched with each other at the bottom end of the lower pressing bar block 17 and the supporting block 15, the clamping pin 13 is pushed out of the side surface of the baffle plate 8 by the connecting shaft 16 and is inserted into the corresponding clamping groove 7 on the inner wall of the retainer ring 5, and therefore the purpose of positioning the baffle plate 8 is achieved.

Further, a reset spring 18 is sleeved on the connecting shaft 16, the reset spring 18 is located between the abutting block 15 and the end wall, facing the bayonet lock 13, of the sliding cavity 14, and after the abutting bolt 12 is pulled out of the hexagonal end cap 11, the reset spring 18 can elastically push the abutting block 15 to drive the bayonet lock 13 to be re-embedded into the side face of the baffle 8, so that the installation, the disassembly and the adjustment of the structure are facilitated. The cavity for the vertical movement of the lower pressing bar block 17 is formed in the hexagonal end cap 11, the lower pressing bar block 17 is provided with a limiting protrusion, the protrusion is matched with the cavity, the lower pressing bar block 17 can be limited to deviate from the top of the hexagonal end cap 11, one end, facing the outside of the baffle plate 8, of the clamping pin 13 is arranged to be an arc surface, and the clamping pin 13 is conveniently matched with the clamping groove 7 in a clamping mode.

Working principle:

when in use, the clock spring main body 1 is arranged on the upper surface of a combined switch below a steering wheel of a vehicle or on a pipe column metal plate, the mounting ring seat 2 is aligned with a mounting station on the upper surface of the combined switch or on the pipe column metal plate, then the baffle plate 8 penetrated with the wire column 9 is embedded into the retainer ring 5, the wire column 9 penetrates through the mounting slot hole 4 to be spliced with a threaded hole on the mounting station, the hexagonal end cap 11 is used for screwing the wire column 9, the mounting and the fixing of the clock spring main body 1 can be realized, in the process, the baffle plate 8 and the wire column 9 are respectively moved in the strip retainer ring 5 and the mounting slot hole 4, the position of the wire column 9 can be adjusted, the adaptability is stronger, the connection between the wire column 9 and the threaded hole on the mounting station is easier, in addition, after the clock spring main body 1 is fixedly connected with the installation station by using the screw column 9, the abutting bolt 12 is screwed into the hexagonal end cap 11, along with the screwing of the abutting bolt 12, the abutting bolt 12 pushes the lower pressing bar block 17 to press down, the lower pressing bar block 17 forces the abutting block 15 to slide in the sliding cavity 14, the bayonet lock 13 is pushed out of the side surface of the baffle 8 by using the connecting shaft 16 to be inserted into the corresponding clamping groove 7 on the inner wall of the baffle 5, the positioning of the baffle 8 is realized, the stable installation of the clock spring main body 1 is ensured, and the problem that the service performance of the clock spring main body 1 is influenced by the rotation of the baffle 8 and the screw column 9 due to the internal movement of the baffle 5 and the installation slotted hole 4 after the clock spring main body 1 is fixedly installed is avoided.

All technical features in the embodiment can be freely combined according to actual needs.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a clock spring of car steering wheel easy dismounting, includes clock spring main part (1) and sets up installing circle seat (2) in clock spring main part (1) lateral wall bottom, its characterized in that:

be equipped with fixed establishment (3) on collar seat (2), fixed establishment (3) are including encircling multichannel mounting groove hole (4) and with mounting groove hole (4) complex connection structure (6) on collar seat (2) of clock spring main part (1), mounting groove hole (4) are rectangular form, just collar seat (2) upper surface is equipped with retaining ring (5) around mounting groove hole (4), connection structure (6) are including baffle (8) and the silk post (9) of wearing to establish on baffle (8) in retaining ring (5), and silk post (9) bottom is passed mounting groove hole (4), and silk post (9) top is equipped with hexagonal end cap (11), a plurality of draw-in groove (7) have been seted up on the inside wall of retaining ring (5), baffle (8) side activity inlay have can with draw-in groove (7) joint complex bayonet lock (13), threaded wearing is equipped with on hexagonal end cap (11) can push away tight (12) of bayonet lock (13) stretching out baffle (8).

2. The clock spring for the convenient disassembly and assembly of the automobile steering wheel according to claim 1, wherein a guide post (10) is arranged at the bottom of the baffle plate (8), and the guide post (10) is in sliding fit with the mounting groove hole (4).

3. The clock spring convenient to disassemble and assemble for the automobile steering wheel according to claim 1, wherein a sliding cavity (14) is formed in the baffle plate (8), a supporting block (15) is movably arranged in the sliding cavity (14), a connecting shaft (16) is connected between the supporting block (15) and the bayonet lock (13), a pressing down strip block (17) capable of being vertically embedded into the sliding cavity (14) is movably arranged in the hexagonal end cap (11), and inclined surfaces matched with each other are arranged at the bottom end of the pressing down strip block (17) and on the supporting block (15).

4. A clock spring for facilitating assembly and disassembly of an automobile steering wheel according to claim 3, wherein the connecting shaft (16) is sleeved with a return spring (18), and the return spring (18) is positioned between the abutting block (15) and the end wall, facing the bayonet lock (13), of the interior of the sliding cavity (14).

5. The clock spring for the convenient disassembly and assembly of the automobile steering wheel according to claim 3, wherein a cavity for the vertical movement of the lower pressing bar block (17) is formed in the hexagonal end cap (11), and a limiting protrusion is arranged on the lower pressing bar block (17).

6. The clock spring of the automobile steering wheel convenient to disassemble and assemble as claimed in claim 1, wherein one end of the bayonet lock (13) facing the outside of the baffle plate (8) is provided with an arc surface.

7. The clock spring for the convenient disassembly and assembly of the automobile steering wheel according to claim 2, wherein the height of the guide post (10) is equal to the depth of the installation slot hole (4), and the wire post (9) movably penetrates through the guide post (10).