Hall rocker structure
By combining the rotating rod of the Hall rocker with multiple connecting rods and setting up adjustable connecting components, the problem of fixed length of the existing Hall rocker rotating rod is solved, and adjustment according to the hand size is realized, and the practicality of the equipment is improved.
Patent Information
- Application Number
- CN202421467732.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-26
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-06-26
AI Technical Summary
The rotating rod length of the existing small Hall rocker is fixed, making it difficult to adjust according to the hand size of the person, and there are applicable limitations.
The adjustable length of the rotating rod is achieved by forming the first connecting rod and a second connecting rod and providing a connecting assembly such as an electric push rod or a chute system between them.
The problem of fixed length of the rotating rod is solved, and the adjustment is achieved according to the hand size is improved, which improves the practicality of the Hall rocker.
Smart Images
Figure CN222600120U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of rockers, in particular to a Hall rocker structure. Background Art
[0002] A Hall rocker is a rocker that uses the Hall effect to convert the input magnetic field signal into an electrical signal for output. It is mainly used in industrial control and detection equipment. With the miniaturization of equipment and the complexity of its functions, the number of various components installed on the control equipment has also increased significantly.
[0003] Currently, the commonly used small-volume Hall rockers are made of non-metallic materials, have poor electromagnetic shielding performance, and only provide dust and water protection for the circuit boards in the Hall rockers, which are prone to structural failure in humid or dusty environments.
[0004] The existing patent CN117410121A discloses a small Hall rocker. Although the patent can solve the above problems, the length of the rotating rod in the patent is fixed, which makes it difficult to adjust it according to the size of the hand of the person, because the hand sizes of different people are different, thus there are limitations. Therefore, a Hall rocker structure is invented. Utility Model Content
[0005] In view of the above problems and / or the problems existing in the existing Hall rocker structure, the present utility model is proposed.
[0006] Therefore, the purpose of the present invention is to provide a Hall rocker structure that can solve the above-mentioned existing problems.
[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:
[0008] A Hall rocker structure, comprising a housing, a base and a rotating rod, wherein the housing is mounted above the base, a dust cover is mounted above the housing, symmetrical semicircular holes are arranged on both sides of the housing and the base, and a closed circular opening is formed after the upper and lower parts are assembled, the rotating rod is mounted in the housing, and the upper end of the rotating rod passes through a waist-shaped opening arranged at the center of the upper part of the housing;
[0009] The rotating rod is composed of a first connecting rod and a second connecting rod, and the first connecting rod and the second connecting rod are connected together through a connecting assembly.
[0010] As a preferred solution of the Hall rocker structure described in the utility model, a key block is installed on the top of the rotating rod, and turning the key block can drive the rotating rod to rotate in a circle.
[0011] As a preferred solution of a Hall rocker structure described in the utility model, a torsion spring and a pin are installed in the middle of the rotating rod, the pin passes through the rotating rod through the circular opening, and the pins on both sides of the rotating rod are respectively sleeved with a torsion spring, and the torsion spring generates a return force when the rotating rod moves, and a bushing is sleeved on the pin, and the torsion spring is sleeved on the bushing, the pin and the bushing are in a transition fit, and the rotating rod and the pin are in a clearance fit.
[0012] As a preferred solution of a Hall rocker structure described in the utility model, a magnet is installed at the bottom of the rotating rod, a circuit board with a Hall sensor is installed in the base, and a welding wire hole is provided below the circuit board.
[0013] As a preferred solution of a Hall rocker structure described in the utility model, wherein: the middle part of the rotating rod is provided with a symmetrical fan-shaped surface, the lower end of the fan-shaped surface is a step structure, the step structure is a symmetrical fan-shaped boss surface, and the fan angle is greater than 180°.
[0014] As a preferred solution of a Hall rocker structure described in the utility model, wherein: two bosses are symmetrically arranged in the shell, corresponding to the two torsion springs respectively, the two bosses are symmetrical inclined planes, and the angle between the two inclined planes is less than 180°, the supporting feet at both ends of the torsion spring are of equal length, the supporting foot at one end of the torsion spring is attached to the end face of the fan-shaped surface, and the supporting foot at the other end is attached to the boss.
[0015] As a preferred solution of a Hall rocker structure described in the utility model, a threaded hole is provided above the rotating rod, the central axis direction of the threaded hole is perpendicular to the movement direction of the rotating rod, and the key block is fixed to the top of the rotating rod by a stud.
[0016] As a preferred solution of the Hall rocker structure described in the utility model, the top of the dust cover is a hollow cylinder with a convex key, and the convex key is embedded in the groove of the rotating rod.
[0017] As a preferred solution of a Hall rocker structure described in the utility model, wherein: the connecting component includes a groove and an electric push rod, the top end of the second connecting rod is provided with a groove, the electric push rod is fixedly installed in the groove, and the electric push rod is fixedly installed on the first connecting rod through the push rod.
[0018] As a preferred scheme of a Hall rocker structure described in the utility model, wherein: the connecting assembly includes a slide groove, a sliding rod, a limiting groove, a screw rod and a nut, the top end of the second connecting rod is provided with a slide groove, the bottom of the first connecting rod is fixedly installed with a slide rod, and the slide rod is slidably connected in the slide groove, the dust cover and the side walls of the second connecting rod are both provided with limiting grooves, the bottom side wall of the sliding rod is fixedly installed with a screw rod, and the screw rod is slidably connected in the limiting groove, and a nut is threadedly connected to the screw rod.
[0019] Compared with existing technologies:
[0020] By forming a rotating rod with the first connecting rod and the second connecting rod, and providing a connecting assembly between the first connecting rod and the second connecting rod, the problem that the length of the existing rotating rod is fixed can be solved, and the corresponding adjustment can be made according to the hand size of the person, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic diagram of the structure of the utility model;
[0022] Figure 2 This is a schematic front view of the structure of Embodiment 1 of the utility model;
[0023] Figure 3 For this utility model Figure 2 A schematic diagram of the structure enlargement in the middle;
[0024] Figure 4 This is a schematic side view of the structure of Embodiment 1 of the utility model;
[0025] Figure 5 This is a schematic front view of the structure of Embodiment 2 of the present utility model;
[0026] Figure 6 For this utility model Figure 5 Enlarged schematic diagram of the structure at point B in the middle.
[0027] In the figure: key block 1, dust cover 2, housing 3, pin 4, base 5, first connecting rod 61, second connecting rod 62, circuit board 7, magnet 8, torsion spring 9, bushing 10, groove 11, electric push rod 12, slide groove 13, slide rod 14, limit groove 15, screw 16, nut 17. DETAILED DESCRIPTION
[0028] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.
[0029] Embodiment 1:
[0030] The utility model provides a Hall rocker structure, please refer to Figure 1-Figure 4, including a shell 3, a base 5 and a rotating rod, the shell 3 is installed on the top of the base 5, a dust cover 2 is installed on the top of the shell 3, symmetrical semicircular holes are provided on both sides of the shell 3 and the base 5, and a closed circular opening is formed after the upper and lower assemblies, the rotating rod is installed in the shell 3, the upper end of the rotating rod passes through the waist-shaped opening arranged at the center of the top of the shell 3, a key block 1 is installed on the top of the rotating rod, and the key block 1 can be driven to drive the rotating rod to rotate in a circle, a torsion spring 9 and a pin 4 are installed in the middle of the rotating rod, the pin 4 passes through the rotating rod through the circular opening, and a torsion spring 9 is respectively sleeved on the pin 4 on both sides of the rotating rod, and the torsion spring 9 generates a return force when the rotating rod moves, and a bushing 10 is sleeved on the pin 4, and the torsion spring 9 is sleeved on the bushing 10, the pin 4 and the bushing 10 are transitionally matched, and the rotating rod and the pin 4 are clearance matched, and a magnet 8 is installed at the bottom of the rotating rod, and a circuit board 7 with a Hall sensor thereon is installed in the base 5. A welding wire hole is provided under the plate 7, and a symmetrical fan-shaped surface is provided in the middle part of the rotating rod. The lower end of the fan-shaped surface is a step structure, and the step structure is a symmetrical fan-shaped boss surface. The fan angle is greater than 180°. Two bosses are symmetrically arranged in the shell 3, corresponding to the two torsion springs 9 respectively. The two bosses are symmetrical inclined planes, and the angle between the two inclined planes is less than 180°. The supporting feet at both ends of the torsion spring 9 are equal in length. The supporting foot at one end of the torsion spring 9 is attached to the end face of the fan-shaped surface, and the supporting foot at the other end is attached to the boss. A threaded hole is provided above the rotating rod, and the central axis direction of the threaded hole is perpendicular to the movement direction of the rotating rod. The key block 1 is fixed to the top of the rotating rod by a stud, and the top of the dust cover 2 is a hollow cylinder with a convex key, and the convex key is embedded in the groove of the rotating rod. Among them, the shell 3, the base 5, the rotating rod and the pin 4 are processed by metal materials. In addition, the length of the dust cover 2 can be set according to needs, and a margin must be left to avoid being torn off.
[0031] The rotating rod is composed of a first connecting rod 61 and a second connecting rod 62, and the first connecting rod 61 and the second connecting rod 62 are connected together by a connecting assembly;
[0032] The connecting assembly includes a groove 11 and an electric push rod 12. The top of the second connecting rod 62 is provided with a groove 11. The electric push rod 12 is fixedly installed in the groove 11, and the electric push rod 12 is fixedly installed on the first connecting rod 61 through the push rod. When the length of the rotating rod needs to be adjusted, the second connecting rod 62 can be raised or lowered by the electric push rod 12.
[0033] Embodiment 2:
[0034] The utility model provides a Hall rocker structure, please refer to Figure 5-Figure 6The connection assembly includes a slide groove 13, a slide bar 14, a limiting groove 15, a screw rod 16 and a nut 17. The top of the second connecting rod 62 is provided with a slide groove 13, the bottom of the first connecting rod 61 is fixedly installed with the slide rod 14, and the slide rod 14 is slidably connected in the slide groove 13. The dust cover 2 and the side wall of the second connecting rod 62 are provided with limiting grooves 15. The bottom side wall of the slide bar 14 is fixedly installed with a screw rod 16, and the screw rod 16 is slidably connected in the limiting groove 15. The screw rod 16 is threadedly connected with a nut 17. When the length of the rotating rod needs to be adjusted, the slide bar 14 is first slid in the slide groove 13, and at the same time, the screw rod 16 is also slid in the limiting groove 15 until the first connecting rod 61 and the second connecting rod 62 are at a suitable length, and then the nut 17 is threadedly connected to the screw rod 16.
[0035] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.
Claims
1. A Hall rocker structure, characterized in that: The invention comprises a housing (3), a base (5) and a rotating rod, wherein the housing (3) is mounted above the base (5), a dust cover (2) is mounted above the housing (3), symmetrical semicircular holes are arranged on both sides of the housing (3) and the base (5), and a closed circular opening is formed after the upper and lower parts are assembled, the rotating rod is mounted in the housing (3), and the upper end of the rotating rod passes through a waist-shaped opening arranged at the center of the upper part of the housing (3); The rotating rod is composed of a first connecting rod (61) and a second connecting rod (62), and the first connecting rod (61) and the second connecting rod (62) are connected together through a connecting assembly.
2. A Hall rocker structure according to claim 1, characterized in that: A key block (1) is installed on the top of the rotating rod, and turning the key block (1) can drive the rotating rod to rotate in a circle.
3. A Hall rocker structure according to claim 1, characterized in that: A torsion spring (9) and a pin (4) are installed in the middle of the rotating rod. The pin (4) passes through the rotating rod through the circular opening. A torsion spring (9) is respectively sleeved on the pins (4) on both sides of the rotating rod. The torsion spring (9) generates a return force when the rotating rod moves. A bushing (10) is sleeved on the pin (4). The torsion spring (9) is sleeved on the bushing (10). The pin (4) and the bushing (10) are transitionally matched, and the rotating rod and the pin (4) are clearance matched.
4. A Hall rocker structure according to claim 1, characterized in that: A magnet (8) is installed at the bottom of the rotating rod, a circuit board (7) on which a Hall sensor is installed is installed in the base (5), and a welding wire hole is provided below the circuit board (7).
5. A Hall rocker structure according to claim 3, characterized in that: The middle part of the rotating rod is provided with a symmetrical sector surface, the lower end of the sector surface is a step structure, and the step structure is a symmetrical sector boss surface, and the sector angle is greater than 180 degrees.
6. A Hall rocker structure according to claim 5, characterized in that: Two bosses are symmetrically arranged in the housing (3), corresponding to the two torsion springs (9) respectively. The two bosses are symmetrical inclined planes, and the angle between the two inclined planes is less than 180 degrees. The supporting feet at both ends of the torsion spring (9) are of equal length. The supporting foot at one end of the torsion spring (9) is attached to the end surface of the fan-shaped surface, and the supporting foot at the other end is attached to the boss.
7. A Hall rocker structure according to claim 2, characterized in that: A threaded hole is provided above the rotating rod, the central axis direction of the threaded hole is perpendicular to the movement direction of the rotating rod, and the key block (1) is fixed to the top of the rotating rod by a stud.
8. The Hall rocker structure according to claim 1, characterized in that: The top of the dust cover (2) is a hollow cylinder with a convex key, and the convex key is embedded in the groove of the rotating rod.
9. The Hall rocker structure according to claim 1, characterized in that: The connecting assembly comprises a groove (11) and an electric push rod (12); the top end of the second connecting rod (62) is provided with a groove (11); the electric push rod (12) is fixedly installed in the groove (11); and the electric push rod (12) is fixedly installed on the first connecting rod (61) via the push rod.
10. The Hall rocker structure according to claim 1, characterized in that: The connecting assembly comprises a slide groove (13), a slide rod (14), a limiting groove (15), a screw rod (16) and a nut (17); a slide groove (13) is provided at the top end of the second connecting rod (62); a slide rod (14) is fixedly installed at the bottom of the first connecting rod (61), and the slide rod (14) is slidably connected in the slide groove (13); the side walls of the dust cover (2) and the second connecting rod (62) are both provided with limiting grooves (15); a screw rod (16) is fixedly installed on the side wall of the bottom end of the slide rod (14), and the screw rod (16) is slidably connected in the limiting groove (15); a nut (17) is threadedly connected to the screw rod (16).