Control switch lifting pin mounting structure and control switch

Abstract

The utility model discloses a control switch lifting pin installation structure and a control switch, comprising a housing and a handle assembly rotatably arranged in the housing, a track body is arranged in the housing, the handle assembly comprises a handle part and a connecting part, a spring and a lifting pin are arranged in the connecting part, one end of the lifting pin extends out of the connecting part, one end of the lifting pin is abutted against the spring, and the other end of the lifting pin is abutted against the track body. One end of the handle is matched with the lifting pin, the other end of the handle is matched with the rail body, an elastic limiting structure enabling the lifting pin and the inner wall of the connecting part to form interference fit is arranged between the outer wall of the lifting pin and the inner wall of the connecting part, and the elastic limiting structure is an elastic part arranged on the outer wall of the lifting pin or the inner wall of the connecting part. And the shaking phenomenon of the handle is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile accessories, in particular to a control switch top pin installation structure and a control switch. Background Art

[0002] With the development of automobiles, people are pursuing higher and higher quality in automobiles, and the requirements for the operating comfort of combination switches (control switches) are also increasing, especially in the feel and sound of handle operation. In the past, combination switches were only limited to meeting functional requirements.

[0003] Application No. CN202320902970.5 discloses a control switch limit structure and a control switch, including a shell and a handle assembly rotatably arranged on the shell, the shell including an upper cover and a bottom cover, a track body is arranged between the upper cover and the bottom cover, the handle assembly includes a handle part and a connecting part, a spring and a push pin are arranged in the connecting part, one end of the push pin extends out of the connecting part, one end of the push pin abuts against the spring, and the other end cooperates with the track body, one end of the push pin extending out of the connecting part is an arc-shaped top, and the track body is provided with a rotating track matching the arc-shaped top toward the push pin.

[0004] The problems existing in the above patent are as follows: the ejector pin and the handle are surface-fitted, and there is a clearance fit between the two, so the handle may shake (empty position). Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art and to provide a control switch top pin installation structure and a control switch.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a control switch push pin installation structure, including a shell and a handle assembly rotatably arranged on the shell, a track body is arranged in the shell, the handle assembly includes a handle part and a connecting part, a spring and a push pin are arranged in the connecting part, one end of the push pin extends out of the connecting part, one end of the push pin abuts against the spring, and the other end cooperates with the track body, an elastic limiting structure is arranged between the outer wall of the push pin and the inner wall of the connecting part so that the two form an interference fit, and the elastic limiting structure is an elastic part arranged on the outer wall of the push pin or the inner wall of the connecting part.

[0007] Furthermore, at least two groups of the elastic parts are provided and arranged on both sides of the outer wall of the ejector pin or on both sides of the inner wall of the connecting part along the extension and retraction direction of the ejector pin.

[0008] Furthermore, the elastic part includes a plurality of elastic blocks arranged on a same tangent plane of the outer circumference of the ejector pin or a plurality of elastic blocks arranged on a same tangent plane of the inner circumference of the connecting part.

[0009] Furthermore, the elastic portion is arranged on the outer wall of the ejector pin, and the inner wall of the shell is provided with a convex strip along the length direction which always abuts against the elastic block to form an interference fit.

[0010] Furthermore, one end of the ejector pin extending out of the connection portion is an arc-shaped top, and a rotating track matching the arc-shaped top is provided on the side of the track body facing the ejector pin.

[0011] The control switch includes a control switch top pin mounting structure, a circuit board arranged in a shell, and a steering bracket connected to a handle assembly. The steering bracket is linked with a contact assembly. The steering bracket rotates synchronously with the handle assembly, and the shell drives the contact assembly to slide relative to the circuit board. The rotation range of the steering bracket is limited by the width of both sides of the inner wall of the shell.

[0012] Furthermore, the steering bracket includes a frame portion and a swinging portion hinged to the shell, the connecting portion passes through the frame portion, and a swinging frame is provided at the portion passing through the frame portion, the swinging frame rotates synchronously with the connecting portion, a through slot is provided between the frame portion and the swinging portion, one end of the swinging frame passes through the through slot and is connected to the contact piece assembly, and the swinging portion is connected to the contact piece assembly.

[0013] In summary, the beneficial effects of the utility model are as follows: by arranging an elastic limiting structure in the ejector pin or the handle connecting part, an interference fit is formed between the two, the wall thickness of the elastic block is 0.5mm-0.6mm, the ejector pin will not get stuck during movement, and the shaking (empty position) phenomenon of the handle is avoided, thereby improving the operating quality of the combination switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a three-dimensional cross-sectional view of the utility model;

[0016] Figure 3 It is an exploded view of the ejector pin and the connecting part of the utility model;

[0017] Figure 4 It is a schematic diagram of a partial structure of the utility model;

[0018] Figure 5 It is a schematic diagram of the structure of the ejector pin and the track body in the utility model;

[0019] Figure 6 It is a structural schematic diagram of the steering bracket in the utility model;

[0020] Figure 7 It is a structural schematic diagram of a swing frame, a contact piece assembly and a circuit board in the utility model.

[0021] Figure numerals: 1. shell; 2. handle assembly; 3. track body; 4. handle portion; 5. connecting portion; 6. spring; 7. ejector pin; 8. elastic portion; 9. elastic block; 10. convex strip; 11. rotating track; 12. arc top; 13. circuit board; 14. steering bracket; 15. frame portion; 16. swing portion; 17. swing frame; 18. through slot; 19. contact piece assembly. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments and drawings, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0023] The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings.

[0024] like Figures 1 to 7 As shown, it is an embodiment provided by the utility model:

[0025] The control switch top pin installation structure includes a shell 1 and a handle assembly 2 rotatably arranged on the shell 1, a track body 3 is arranged in the shell 1, the handle assembly 2 includes a handle part 4 and a connecting part 5, a spring 6 and a top pin 7 are arranged in the connecting part 5, one end of the top pin 7 extends out of the connecting part 5, one end of the top pin 7 abuts against the spring 6, and the other end is matched with the track body 3, an elastic limiting structure is arranged between the outer wall of the top pin 7 and the inner wall of the connecting part 5 so that the two form an interference fit, and the elastic limiting structure is an elastic part 8 arranged on the outer wall of the top pin 7 or the inner wall of the connecting part 5.

[0026] By setting an elastic limiting structure in the top pin 7 or the handle connecting part 5, an interference fit is formed between the two. The wall thickness of the elastic block 9 is 0.5mm-0.6mm. The top pin 7 will not get stuck when moving, avoiding the shaking (empty position) phenomenon of the handle, thereby improving the operating quality of the combination switch.

[0027] At least two groups of elastic parts 8 are provided and arranged on both sides of the outer wall of the ejector pin 7 or on both sides of the inner wall of the connecting part 5 along the extension and contraction direction of the ejector pin 7 .

[0028] The elastic part 8 includes a plurality of elastic blocks 9 arranged on the same cut plane of the outer periphery of the ejector pin 7 or a plurality of elastic blocks 9 arranged on the same cut plane of the inner periphery of the connecting part 5. The inner wall of the shell 1 is provided with a convex strip 10 along the length direction which always abuts against the elastic block 9 to form an interference fit. The outer end surface of the convex strip 10 is preferably set to an arc surface.

[0029] A rotating track 11 matched with the arc top 12 is arranged on the side of the track body 3 facing the top pin 7 .

[0030] The control switch includes a control switch top pin 7 mounting structure, a circuit board 13 arranged in the shell 1, and a steering bracket 14 connected to the handle assembly 2. The steering bracket 14 is linked with a contact assembly 19. The steering bracket 14 rotates synchronously with the handle assembly 2, and the shell drives the contact assembly 19 to slide relative to the circuit board 13. The rotation range of the steering bracket 14 is limited by the width of both sides of the inner wall of the shell 1. In this embodiment, the principle of the contact assembly 19 sliding relative to the circuit board 13 to realize the control switch shifting function is the same as the principle of the automobile shift handle commonly used in the prior art, which will not be described in detail here.

[0031] The steering bracket 14 includes a frame portion 15 and a swing portion 16 hinged to the shell 1, the connecting portion 5 passes through the frame portion 15, and a swing frame 17 is provided at the portion passing through the frame portion 15, the swing frame 17 rotates synchronously with the connecting portion 5, a through slot 18 is provided between the frame portion 15 and the swing portion 16, one end of the swing frame 17 passes through the through slot 18 and is connected to the contact piece assembly 19, and the swing portion 16 is connected to the contact piece assembly 19.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected, and the scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A control switch ejector pin installation structure, comprising a housing (1) and a handle assembly (2) rotatably arranged on the housing (1), wherein a track body (3) is arranged in the housing (1), wherein the handle assembly (2) comprises a handle portion (4) and a connecting portion (5), wherein a spring (6) and an ejector pin (7) are arranged in the connecting portion (5), wherein one end of the ejector pin (7) extends out of the connecting portion (5), wherein one end of the ejector pin (7) abuts against the spring (6), and the other end is matched with the track body (3), wherein the structure is characterized in that: An elastic limiting structure is provided between the outer wall of the ejector pin (7) and the inner wall of the connecting portion (5) so that the two form an interference fit. The elastic limiting structure is an elastic portion (8) provided on the outer wall of the ejector pin (7) or the inner wall of the connecting portion (5).

2. The control switch top pin installation structure according to claim 1, characterized in that: At least two groups of the elastic parts (8) are provided and are arranged on both sides of the outer wall of the ejector pin (7) or on both sides of the inner wall of the connecting part (5) along the extension and retraction direction of the ejector pin (7).

3. The control switch top pin installation structure according to claim 1 or 2, characterized in that: The elastic part (8) comprises a plurality of elastic blocks (9) arranged on the same cut plane as the outer periphery of the ejector pin (7) or a plurality of elastic blocks (9) arranged on the same cut plane as the inner periphery of the connecting part (5).

4. The control switch top pin installation structure according to claim 1 or 2, characterized in that: The elastic portion (8) is arranged on the outer wall of the ejector pin (7), and the inner wall of the housing (1) is provided with a convex strip (10) along the length direction which always abuts against the elastic block (9) to form an interference fit.

5. The control switch top pin installation structure according to claim 1, characterized in that: One end of the ejector pin (7) extending out of the connection portion (5) is an arc-shaped top (12), and a rotating track (11) matching the arc-shaped top (12) is provided on the side of the track body (3) facing the ejector pin (7).

6. A control switch, comprising a control switch top pin installation structure according to any one of claims 1 to 5, characterized in that: The invention also comprises a circuit board (13) arranged in the housing (1) and a steering bracket (14) connected to the handle assembly (2); the steering bracket (14) is linked with a contact assembly (19); the steering bracket (14) rotates synchronously with the handle assembly (2); and the housing drives the contact assembly (19) to slide relative to the circuit board (13); and the rotation range of the steering bracket (14) is limited by the width of both sides of the inner wall of the housing (1).

7. The control switch according to claim 6, characterized in that: The steering bracket (14) comprises a frame portion (15) and a swing portion (16) hinged to the housing (1); the connecting portion (5) passes through the frame portion (15), and a swing frame (17) is provided at the portion passing through the frame portion (15); the swing frame (17) rotates synchronously with the connecting portion (5); a through slot (18) is provided between the frame portion (15) and the swing portion (16); one end of the swing frame (17) passes through the through slot (18) and is connected to a contact piece assembly (19); and the swing portion (16) is connected to the contact piece assembly (19).

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