Switching device with self-locking function
By setting five-pointed star-shaped guide rails and sliders on the buttons and guides of the switch appliances, the button's self-locking and unlocking functions are realized, solving the problem of poor self-locking effect of existing electrical switches and improving the safety and service life of the circuit.
Patent Information
- Application Number
- CN202420482171.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-13
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-03-13
AI Technical Summary
The self-locking effect of existing electrical switches is poor, making it difficult to ensure that the circuit is continuously and reliably connected, and is easily touched by mistake when not in use, which may cause fire and safety hazards.
A switch appliance with self-locking function is designed. By setting a five-pointed star-shaped guide rail on the connecting plate at the bottom of the button and the guide rail at the inner end of the housing, the slider is recessed at the bottom of the guide rail and the button is locked; when the button is pressed down again, the slider slides out of the bottom of the guide rail and the button is unlocked, achieving controllability and safety of the circuit.
It greatly reduces the occurrence of circuit problems caused by accidental contact, improves the safety and service life of the circuit, ensures that the circuit is not easily touched by mistake when not in use, and avoids fires and other safety hazards.
Smart Images
Figure CN222619628U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electrical switches, in particular to a switch electrical appliance with a self-locking function. Background Art
[0002] When using electrical equipment, an electrical switch is generally required. An electrical switch refers to a switch in electrical equipment that is used to manually connect and disconnect circuits infrequently, or as a switch to introduce power into a machine tool circuit. It is divided into knife switches, combination switches, etc. Electrical switches can make the circuit conductive and enable the normal operation of electrical equipment. They are also used in electrical laboratories or teaching processes, as well as in circuit displays. When in use, the electrical switch closes or disconnects the moving and static contacts through the action of a button, thereby achieving circuit conduction control.
[0003] The self-locking effect of existing commonly used electrical switches is poor, and it is difficult to ensure that the circuit is continuously and reliably connected. Moreover, it is easy for people to touch the switch button by mistake when not in use. The connected circuit may be disconnected by accidentally touching the switch button, resulting in interruption of the experiment, errors in the experimental data, or the connection of a non-working circuit may be caused, which may cause an accident and easily cause a fire, posing a safety hazard. Utility Model Content
[0004] The technical problem to be solved by the utility model is that the self-locking effect of the existing commonly used electrical switches is poor, it is difficult to ensure that the circuit is continuously and reliably connected, and it is easy to be accidentally touched by people when not in use, which can easily cause fire and cause safety hazards.
[0005] In order to solve the above technical problems, a technical solution adopted by the utility model is: a switch electrical appliance with a self-locking function, including a shell, a cover plate is fixedly connected to the top of the shell, a button is rotatably connected to the middle of the cover plate, a plurality of mounting holes are fixedly connected to both sides of the shell, a plurality of wiring chambers are installed at both ends of the shell, and one side of the wiring chamber is connected to the shell.
[0006] The utility model is further configured that a threaded hole is provided at the bottom end of the wiring chamber, a bolt is threadedly connected to the inner side of the threaded hole, one end of the threaded hole located inside the wiring chamber is fixedly connected to a copper plate, and the copper plate is slidably connected to the inner wall of the wiring chamber.
[0007] Through the above technical solution, when the wire connector is placed in the wiring room, the bolt is screwed to move the copper plate to clamp and fix the wire connector, which makes wiring simple and easy to operate.
[0008] The utility model is further configured such that a third wire is fixedly connected between two opposite wiring chambers, the third wire is located inside the shell, and the other wiring chamber is located at one end of the shell and is fixedly connected to the first wire.
[0009] Through the above technical solution, two opposite wiring chambers are electrically connected through a third wire, and a contact switch is installed between the other two wiring chambers, so that personnel can control the circuit, greatly improving the circuit safety.
[0010] The utility model is further configured such that a plurality of first fixed blocks are fixedly connected to the bottom end of the inner wall of the shell, bent copper sheets are rotatably connected between the first fixed blocks, a second wire is fixedly connected between the middle of the bent copper sheet and a wiring chamber, and one side of the bent copper sheet is rotatably fitted with the first wire.
[0011] Through the above technical solution, the bent copper sheet is connected to the wiring chamber through the second wire. When one end of the bent copper sheet is pressed on the first wire, the two wiring chambers are connected, the circuit is connected, and the operation is simple.
[0012] The utility model is further configured as follows: second fixing blocks are installed on both sides of the bent copper sheet, the bottom end of the second fixing block is fixedly connected to the inner wall of the shell, a through hole is provided in the middle of the second fixing block, the through hole is rotatably connected to the middle of the button, a plurality of limiting columns are fixedly connected to the middle of the through hole, and the bottom end of the button is rotatably fitted with the limiting columns.
[0013] Through the above technical solution, the limiting column limits the rotation angle of the button, thereby greatly improving the service life of the device.
[0014] The utility model is further configured as follows: a cylinder is fixedly connected to the middle part of the inner side of the button, a spring is fixedly connected to the inside of the cylinder, a round head column is slidably connected to the open end of the cylinder, the flat end of the round head column is fixedly connected to the spring, and the round head end of the round head column is slidably connected to the surface of the bent copper sheet.
[0015] Through the above technical solution, when the button is pushed, the round head column at the bottom of the button is pushed by the spring to rotate and fix the bent copper sheet, so that one end of the bent copper sheet is in close contact with the first wire, greatly reducing the occurrence of poor contact.
[0016] The utility model is further configured that a plurality of sleeves are fixedly connected to the inner wall of the button, one side of the sleeve is rotatably connected to a connecting plate, and one end of the connecting plate away from the sleeve is fixedly connected to a sliding block.
[0017] The utility model is further configured that a plurality of columns are fixedly connected to the bottom end of the inner part of the shell, a guide rail is arranged in the middle of the column, and the inner wall of the guide rail is slidably connected to the slider.
[0018] Through the above technical solution, when the button is pressed, the slider at the bottom of the connecting plate slides downward inside the guide rail. Due to the five-pointed star structure of the guide rail, the slider is recessed at the bottom of the guide rail and the button is locked. When the button is pressed again, the slider can slide out of the bottom of the guide rail and the button is unlocked. At this time, pressing the button can operate the circuit.
[0019] The beneficial effects of the utility model are as follows:
[0020] The utility model uses a connecting plate at the bottom of the button and a guide rail at the inner end of the shell. Due to the five-pointed star shape of the guide rail, the slider is recessed at the bottom of the guide rail, and the button is locked. When the button is pressed again, the slider can slide out of the bottom of the guide rail, and the button is unlocked, which greatly reduces the occurrence of circuit problems caused by accidental touches. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model from a first perspective;
[0022] Figure 2 It is a schematic diagram of the overall structure of the utility model from a second viewing angle;
[0023] Figure 3 This is a schematic diagram of the internal structure of the shell of the utility model;
[0024] Figure 4 It is a half-section schematic diagram of the overall structure of the utility model.
[0025] In the figure: 1. shell; 2. cover plate; 3. button; 4. mounting hole; 5. wiring chamber; 6. copper plate; 7. threaded hole; 8. bolt; 9. first wire; 10. second wire; 11. bent copper sheet; 12. first fixing block; 13. third wire; 14. limit column; 15. through hole; 16. second fixing block; 17. column; 18. guide rail; 19. slider; 20. connecting plate; 21. sleeve; 22. cylinder; 23. round head column; 24. spring. DETAILED DESCRIPTION
[0026] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.
[0027] See also Figure 1 , Figure 2 , Figure 3 and Figure 4A switch electrical appliance with a self-locking function comprises a shell 1, a cover plate 2 is fixedly connected to the top of the shell 1, a button 3 is rotatably connected to the middle of the cover plate 2, a plurality of mounting holes 4 are fixedly connected to both sides of the shell 1, a plurality of wiring chambers 5 are installed at both ends of the shell 1, and one side of the wiring chamber 5 is connected to the shell 1 through.
[0028] A threaded hole 7 is provided at the bottom end of the wiring chamber 5, and a bolt 8 is threadedly connected to the inner side of the threaded hole 7. One end of the threaded hole 7 located inside the wiring chamber 5 is fixedly connected to a copper plate 6, and the copper plate 6 is slidably connected to the inner wall of the wiring chamber 5. When the wire connector is placed into the wiring chamber 5, the bolt 8 is turned to move the copper plate 6 and clamp and fix the wire connector.
[0029] A third wire 13 is fixedly connected between two opposing wiring chambers 5, and the third wire 13 is located inside the housing 1. Another wiring chamber 5 is located at one end of the housing 1 and is fixedly connected to a first wire 9. The two opposing wiring chambers 5 are electrically connected through the third wire 13, and a contact switch is installed between the other two wiring chambers 5, so that personnel can control the circuit, greatly improving the circuit safety.
[0030] A plurality of first fixing blocks 12 are fixedly connected to the bottom end of the inner wall of the housing 1, and bent copper sheets 11 are rotatably connected between the first fixing blocks 12. A second conductor 10 is fixedly connected between the middle of the bent copper sheet 11 and a wiring chamber 5, and one side of the bent copper sheet 11 is rotatably fitted with the first conductor 9.
[0031] Second fixing blocks 16 are installed on both sides of the bent copper sheet 11, and the bottom end of the second fixing block 16 is fixedly connected to the inner wall of the shell 1. A through hole 15 is provided in the middle of the second fixing block 16, and the through hole 15 is rotatably connected to the middle of the button 3. A plurality of limit columns 14 are fixedly connected to the middle of the through hole 15, and the bottom end of the button 3 is rotatably fitted with the limit columns 14. The bent copper sheet 11 is connected to the wiring chamber 5 through the second wire 10. When one end of the bent copper sheet 11 is pressed on the first wire 9, the connection between the two wiring chambers 5 is completed, and the circuit is connected.
[0032] A cylinder 22 is fixedly connected to the middle part of the inner side of the button 3, a spring 24 is fixedly connected inside the cylinder 22, a round head column 23 is slidably connected to the open end of the cylinder 22, the flat end of the round head column 23 is fixedly connected to the spring 24, and the round head end of the round head column 23 is slidably connected to the surface of the bent copper sheet 11.
[0033] A plurality of sleeves 21 are fixedly connected to the inner wall of the button 3, a connecting plate 20 is rotatably connected to one side of the sleeve 21, a slider 19 is fixedly connected to the end of the connecting plate 20 away from the sleeve 21, a plurality of columns 17 are fixedly connected to the bottom end of the inner part of the housing 1, a guide rail 18 is arranged in the middle of the column 17, and the inner wall of the guide rail 18 is slidably connected to the slider 19. When the button 3 is pushed, the round head column 23 at the bottom end of the button 3 is pushed by the spring 24 to rotate and fix the bent copper sheet 11, so that one end of the bent copper sheet 11 is in close contact with the first wire 9, thereby greatly reducing the occurrence of poor contact.
[0034] When the utility model is in use, when the wire connector is placed into the wiring chamber 5, the bolt 8 is screwed to move the copper plate 6 to clamp and fix the wire connector, and then the switch is installed in the desired position through the mounting hole 4, wherein two opposite wiring chambers 5 are electrically connected through the third wire 13, and a contact switch is installed between the other two wiring chambers 5, so that personnel can control the circuit. When the button 3 is pushed, the round head column 23 at the bottom end of the button 3 is pushed by the spring 24 to rotate and fix the bent copper sheet 11, so that one end of the bent copper sheet 11 is in close contact with the first wire 9, and the circuit is circulated. During this process, the slider 19 at the bottom of the connecting plate 20 slides downward inside the guide rail 18. Due to the five-pointed star shape of the guide rail 18, the slider 19 is recessed at the bottom of the guide rail 18, and the button 3 is locked. When the button 3 is pressed down again, the slider 19 can slide out of the bottom of the guide rail 18, and the button 3 is unlocked. At this time, the circuit can be operated by pressing the button 3.
[0035] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A switch device with a self-locking function, comprising a housing (1), characterized in that: The top of the housing (1) is fixedly connected to a cover plate (2), the middle of the cover plate (2) is rotatably connected to a button (3), both sides of the housing (1) are fixedly connected to a plurality of mounting holes (4), both ends of the housing (1) are equipped with a plurality of wiring chambers (5), and one side of the wiring chamber (5) is connected to the housing (1) through a through hole.
2. A switch with a self-locking function according to claim 1, characterized in that: A threaded hole (7) is provided at the bottom end of the wiring chamber (5), a bolt (8) is threadedly connected to the inner side of the threaded hole (7), one end of the threaded hole (7) located inside the wiring chamber (5) is fixedly connected to a copper plate (6), and the copper plate (6) is slidably connected to the inner wall of the wiring chamber (5).
3. A switch with a self-locking function according to claim 2, characterized in that: A third wire (13) is fixedly connected between two opposing wiring chambers (5), the third wire (13) being located inside the housing (1), and a first wire (9) is fixedly connected to the other wiring chamber (5) located at one end of the housing (1).
4. A switch with a self-locking function according to claim 1, characterized in that: A plurality of first fixing blocks (12) are fixedly connected to the bottom end of the inner wall of the housing (1), a bent copper sheet (11) is rotatably connected between the first fixing blocks (12), a second conductor (10) is fixedly connected between the middle of the bent copper sheet (11) and a wiring chamber (5), and one side of the bent copper sheet (11) is rotatably fitted with the first conductor (9).
5. A switch with a self-locking function according to claim 4, characterized in that: Second fixing blocks (16) are installed on both sides of the bent copper sheet (11); the bottom end of the second fixing block (16) is fixedly connected to the inner wall of the housing (1); a through hole (15) is provided in the middle of the second fixing block (16); the through hole (15) is rotatably connected to the middle of the button (3); a plurality of limiting columns (14) are fixedly connected to the middle of the through hole (15); and the bottom end of the button (3) is rotatably fitted with the limiting columns (14).
6. A switch with a self-locking function according to claim 1, characterized in that: A cylinder (22) is fixedly connected to the middle of the inner side of the button (3), a spring (24) is fixedly connected inside the cylinder (22), a round head column (23) is slidably connected to the open end of the cylinder (22), the flat end of the round head column (23) is fixedly connected to the spring (24), and the round head end of the round head column (23) is slidably connected to the surface of the bent copper sheet (11).
7. A switch with a self-locking function according to claim 6, characterized in that: A plurality of sleeves (21) are fixedly connected to the inner wall of the button (3); one side of the sleeve (21) is rotatably connected to a connecting plate (20); and one end of the connecting plate (20) away from the sleeve (21) is fixedly connected to a slider (19).
8. The switch electrical appliance with self-locking function according to claim 1, characterized in that: A plurality of columns (17) are fixedly connected to the bottom end of the housing (1), a guide rail (18) is arranged in the middle of the column (17), and the inner wall of the guide rail (18) is slidably connected to a slider (19).