Glue sealing structure for keyboard membrane switch

Abstract

The utility model relates to the technical field of membrane switches, in particular to a keyboard membrane switch glue sealing structure which comprises a working table and four supporting legs, the four supporting legs are vertically welded to the four corners of the lower end face of the working table, the four supporting legs are arranged in parallel relatively, the bottom ends of the supporting legs are connected with supporting assemblies, the four supporting assemblies are arranged in parallel relatively, and the supporting assemblies are connected with the working table. The supporting assembly comprises a base, a mounting plate, a socket, a mounting lug, a first bolt and a second bolt; the bottom end of the base is fixedly glued with an anti-skid pad, the base is of a vertically-arranged rectangular body structure, mounting lugs are vertically welded to the lower portions of the two sides of the base, second bolts are connected to the mounting lugs in a threaded mode, the mounting plate is located over the base, a socket is fixedly welded to the center of the upper end face of the mounting plate, and the mounting plate is connected with the base through an ejector rod. And through the design of the supporting assemblies, the positions of the supporting legs can be conveniently limited, meanwhile, the supporting assemblies can support the supporting legs and the workbench, and the practicability of the device can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of membrane switches, in particular to a keyboard membrane switch sealing structure. Background Art

[0002] Membrane switch is an operating system that integrates key functions, indicating elements, and instrument panels. It consists of four parts: panel, upper circuit, isolation layer, and lower circuit. Membrane switch has a rigorous structure, beautiful appearance, and good sealing. It is moisture-proof and has a long service life. It is widely used in electronic communications, electronic measurement instruments, industrial control, medical equipment, automotive industry, smart toys, household appliances and other fields.

[0003] In application number: CN202310213246.6, a keyboard membrane switch sealing device is disclosed, which can improve the sealing efficiency. By starting the suction fan, the smoke generated by the adhesive silicone or rubber can be adsorbed and stored to avoid the direct discharge of harmful gases. However, the above design still has shortcomings. The height of the processing table is fixed and not easy to adjust. At the same time, there is also the problem of poor stability.

[0004] To this end, we propose a keyboard membrane switch sealing structure. Utility Model Content

[0005] The main purpose of the utility model is to provide a keyboard membrane switch sealing structure, which is convenient for limiting the position of the legs through the design of the supporting component. At the same time, the supporting component can support the legs and the workbench, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A keyboard membrane switch sealing structure comprises a workbench and legs, wherein legs are vertically welded at the four corners of the lower end surface of the workbench, four legs are relatively parallel, the bottom ends of the legs are connected to support assemblies, four groups of support assemblies are relatively parallel, and the support assembly comprises a base, a mounting plate, a socket, a mounting ear, a first bolt, and a second bolt; an anti-slip pad is fixedly glued to the bottom end of the base, the base is a vertically arranged rectangular body structure, mounting ears are vertically welded at the lower parts of both sides of the base, and the second bolt is threadedly connected to the mounting ears.

[0008] By adopting the above technical solution, the motor drives the threaded rod to rotate, and through the cooperation between the threaded rod and the thread of the push plate, the push plate can push the top rod upward, and then the mounting plate can be pushed upward, and the mounting plate can then push the legs upward, so that the height of the workbench can be adjusted, thereby improving its practicality.

[0009] Specifically, the mounting plate is located directly above the base, a socket is fixedly welded at the center of the upper end surface of the mounting plate, and the mounting plate is connected to the base via a push rod.

[0010] Specifically, a socket is provided at the center of the top end of the socket and is matched with the bottom end of the leg, and a rubber pad is fixedly glued to the inner wall of the socket.

[0011] Specifically, a motor and a power supply are installed at the lower part of the base, and the power supply is electrically connected to the motor.

[0012] Specifically, a mounting cavity is provided inside the base, and a push plate, a threaded rod and a push rod are respectively provided inside the mounting cavity, and the top end of the threaded rod is rotatably connected to the inner wall of the top end of the mounting cavity.

[0013] Specifically, the bottom end of the threaded rod passes through the inner wall of the bottom end of the installation cavity and is connected to the output shaft at the top end of the motor, the push plate is sleeved on the threaded rod, and the bottom end of the push rod is vertically inserted into the upper end surface of the push plate.

[0014] Beneficial effects of the utility model:

[0015] 1. The keyboard membrane switch sealing structure described in the utility model is convenient for limiting the position of the legs through the design of the supporting assembly, and the supporting assembly can support the legs and the workbench, thereby improving its stability;

[0016] 2. In the keyboard membrane switch sealing structure described in the utility model, a motor drives the threaded rod to rotate, and the threaded rod cooperates with the thread of the push plate, so that the push plate can push the top rod upward, and then the mounting plate can be pushed upward, and the mounting plate can push the legs upward, so that the height of the workbench can be adjusted, thereby improving its practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 The utility model is a structural schematic diagram of a keyboard membrane switch sealing structure.

[0019] Figure 2 The utility model is a three-dimensional diagram of a support component of a keyboard membrane switch sealing structure.

[0020] Figure 3 The utility model is a schematic diagram of the internal structure of a base of a keyboard membrane switch sealing structure.

[0021] In the figure: 1. workbench; 2. support leg; 3. support assembly; 4. base; 5. mounting plate; 6. socket; 7. mounting ear; 8. rubber pad; 9. first bolt; 10. anti-slip pad; 11. second bolt; 12. socket; 13. push rod; 14. mounting cavity; 15. push plate; 16. threaded rod; 17. motor; 18. power supply. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figure 1-3 As shown, a keyboard membrane switch sealing structure comprises a workbench 1 and legs 2, the legs 2 are vertically welded at the four corners of the lower end surface of the workbench 1, four legs 2 are relatively parallel, the bottom ends of the legs 2 are connected to support components 3, four groups of support components 3 are relatively parallel, the support components 3 comprise a base 4, a mounting plate 5, a socket 6, a mounting ear 7, a first bolt 9, and a second bolt 11; a non-slip pad 10 is fixedly glued to the bottom end of the base 4, the base 4 is a vertically arranged rectangular body structure, the lower parts of the two sides of the base 4 are vertically welded with mounting ears 7, the mounting ears 7 are threadedly connected with second bolts 11, and a plurality of second bolts 11 are provided.

[0024] As an embodiment of the present utility model, the mounting plate 5 is located directly above the base 4, a socket 6 is fixedly welded at the center of the upper end surface of the mounting plate 5, and the mounting plate 5 is connected to the base 4 through a top rod 13; a socket 12 adapted to the bottom end of the leg 2 is provided at the center of the top of the socket 6, and a rubber pad 8 is fixedly glued to the inner wall of the socket 12; a motor 17 and a power supply 18 are installed at the lower part of the base 4, and the power supply 18 is electrically connected to the motor 17; a mounting cavity 14 is provided inside the base 4, and the inside of the mounting cavity 14 A push plate 15, a threaded rod 16 and a push rod 13 are respectively provided. The top end of the threaded rod 16 is rotatably connected to the inner wall of the top end of the installation cavity 14; the bottom end of the threaded rod 16 passes through the inner wall of the bottom end of the installation cavity 14 and is connected to the output shaft of the top end of the motor 17. The push plate 15 is sleeved on the threaded rod 16, and the bottom end of the push rod 13 is vertically inserted into the upper end surface of the push plate 15. Multiple push rods 13 are relatively parallel. The motor 17 drives the threaded rod 16 to rotate. Through the threaded cooperation between the threaded rod 16 and the push plate 15, the push rod 13 can be pushed upward through the push plate 15.

[0025] It should be noted that the utility model is a keyboard membrane switch sealing structure, the bottom end of the leg 2 is connected to the support assembly 3, the bottom end of the leg 2 is inserted into the socket 12 at the top of the socket 6, one end of the first bolt 9 is passed through the socket 6 and threadedly connected to the leg 2, and the support assembly 3 can be installed through the second bolt 12. According to usage requirements, the height of the workbench 1 is adjusted, and the motor 17 drives the threaded rod 16 to rotate. Through the threaded cooperation between the threaded rod 16 and the push plate 15, the push plate 15 can push the push rod 13 upward, and then the mounting plate 5 can be pushed upward, and the mounting plate 5 can then push the leg 2 upward until the height of the workbench 1 is adjusted to the specified height.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of 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. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A keyboard membrane switch sealing structure, characterized in that: The workbench (1) comprises a workbench (1) and legs (2), wherein the legs (2) are vertically welded at the four corners of the lower end surface of the workbench (1), four legs (2) are relatively parallel, the bottom ends of the legs (2) are connected to support assemblies (3), four groups of support assemblies (3) are relatively parallel, and the support assemblies (3) comprise a base (4), a mounting plate (5), a socket (6), a mounting ear (7), a first bolt (9), and a second bolt (11); The bottom end of the base (4) is fixedly glued with an anti-skid pad (10); the base (4) is a vertically arranged rectangular structure; the lower parts of both sides of the base (4) are vertically welded with mounting ears (7); and the mounting ears (7) are threadedly connected with second bolts (11).

2. A keyboard membrane switch sealing structure according to claim 1, characterized in that: The mounting plate (5) is located directly above the base (4), a socket (6) is fixedly welded at the center of the upper end surface of the mounting plate (5), and the mounting plate (5) is connected to the base (4) via a push rod (13).

3. The keyboard membrane switch sealing structure according to claim 1, characterized in that: A plug hole (12) adapted to the bottom end of the leg (2) is provided at the center of the top end of the socket (6), and a rubber pad (8) is fixedly glued to the inner wall of the plug hole (12).

4. The keyboard membrane switch sealing structure according to claim 1, characterized in that: A motor (17) and a power source (18) are installed at the lower part of the base (4), and the power source (18) is electrically connected to the motor (17).

5. The keyboard membrane switch sealing structure according to claim 1, characterized in that: The base (4) is provided with a mounting cavity (14) inside, and a push plate (15), a threaded rod (16) and a push rod (13) are respectively provided inside the mounting cavity (14), and the top end of the threaded rod (16) is rotatably connected to the inner wall of the top end of the mounting cavity (14).

6. A keyboard membrane switch sealing structure according to claim 5, characterized in that: The bottom end of the threaded rod (16) passes through the inner wall of the bottom end of the installation cavity (14) and is connected to the output shaft at the top end of the motor (17); the push plate (15) is sleeved on the threaded rod (16); and the bottom end of the push rod (13) is vertically inserted into the upper end surface of the push plate (15).

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