Sealing structure of circuit switching device

Abstract

The utility model discloses a sealing structure of a circuit switching device, which belongs to the technical field of safety protection of electric equipment, and comprises a switching seat and a switching push handle arranged on the surface of the switching seat, the surface of the switching seat is fixedly connected with a limiting frame A and a limiting frame B, the surface of the switching seat is provided with an assembly groove, and the limiting frame A and the limiting frame B are arranged in the assembly groove. A permanent magnet A and a permanent magnet B are embedded in an assembling groove of the switching seat; a protection frame is installed outside the switching base in a magnetic attraction mode. A switching push handle on the surface of the switching seat is used for circuit switching adjustment processing; when the switching seat is sealed, a panel is held, a protective frame of the panel is inserted into a positioning groove between a limiting frame A and a limiting frame B, a metal plate A of the protective frame corresponds to a permanent magnet A of the switching seat in a magnetic attraction mode, a metal plate B of the protective frame corresponds to a permanent magnet B of the switching seat in a magnetic attraction mode, and the panel is fixed to the outer side of the switching seat through the magnetic attraction effect. Abrasion in the assembling process is reduced, and good sealing performance is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of safety protection of electrical equipment, and more specifically to a sealing structure of a circuit switching device. Background Art

[0002] A switch is an electronic device that can switch a circuit or signal from one path to another. How a switch works depends on its type and purpose.

[0003] After searching, the existing announcement number CN202222118410.9 is a waterproof and sealed electronic circuit device, and its technical solution includes: a fixed frame, an electronic circuit board and a waterproof shell, the periphery of the electronic circuit board is fixedly connected with a fixed frame, the periphery of the waterproof shell is fixedly installed with a protective shell, the protective shell on the top of the electronic circuit board is fixedly connected with a heat absorbing plate, the surfaces of both ends of the fixed frame are fixedly connected with limiters, the surfaces of both ends of the protective shell are fixedly installed with positioning parts, the surface of one side of the fixed frame is fixedly connected with a limit block, the periphery of the movable block is provided with a right fixed part, and the surface of the right fixed part is movably installed with a limit bolt. Through the combination of various structures, the device can improve the protective effect of the device, prevent the electronic circuit board from being damaged by moisture or external force, and at the same time do not affect its heat dissipation effect, and facilitate users to quickly disassemble, maintain or replace the device.

[0004] Common circuit switchers are usually equipped with sealing protective parts on the outside by means of hinges or clips. The wear of the hinges due to rotation and the wear of the contact position of the clips will reduce the sealing performance and the protective effect is poor. Therefore, we propose a sealing structure for a circuit switching device to solve the above problems. Utility Model Content

[0005] 1. Technical problems to be solved

[0006] In view of the problems existing in the prior art, the purpose of the utility model is to provide a sealing structure of a circuit switching device, in which the switching push handle on the surface of the switching seat is used for circuit switching adjustment processing; when sealing the switching seat, hold the panel and insert the protective frame of the panel into the positioning groove between the limit frame A and the limit frame B. The metal plate A of the protective frame and the permanent magnet A of the switching seat are magnetically corresponding, and the metal plate B of the protective frame and the permanent magnet B of the switching seat are magnetically corresponding. Through the magnetic attraction, the panel is fixed to the outer position of the switching seat, thereby reducing wear during the assembly process and having good sealing performance.

[0007] 2. Technical solution

[0008] To solve the above problems, the utility model adopts the following technical solutions.

[0009] A sealing structure of a circuit switching device, comprising a switching seat and a switching push handle mounted on the surface of the switching seat, wherein the surface of the switching seat is fixedly connected to a limit frame A and a limit frame B, an assembly groove is provided on the surface of the switching seat, and permanent magnets A and permanent magnets B are embedded in the assembly groove of the switching seat;

[0010] A protective frame is magnetically mounted on the outside of the switching seat, a panel is fixedly connected to the end surface of the protective frame, a sealing ring is bonded to the connection between the protective frame and the panel, and a metal plate B and a metal plate A are fixedly connected to the surface of the protective frame.

[0011] Preferably, an observation window is inlaid on the surface of the panel, and the sealing ring is attached to the surface of the panel.

[0012] Preferably, the limit frame A is located inside the limit frame B, and a positioning groove is provided between the limit frame A and the limit frame B.

[0013] Preferably, the protective frame is inserted into the positioning groove between the limiting frame A and the limiting frame B.

[0014] Preferably, the metal plate A of the protection frame and the permanent magnet A of the switching seat are magnetically corresponding, and the metal plate B of the protection frame and the permanent magnet B of the switching seat are magnetically corresponding.

[0015] Preferably, a bracket is fixedly connected to the top of the switching seat, a top plate is fixedly connected to the top of the bracket, and a reflective plate is fixedly connected to the outer surface of the top plate.

[0016] Preferably, a guide groove is provided at the end surface of the top plate, an extension plate is slidably inserted into the guide groove of the top plate, and an anti-collision strip is bonded to the end surface of the extension plate.

[0017] 3. Beneficial effects

[0018] Compared with the prior art, the advantages of the present invention are:

[0019] (1) The switch push handle on the surface of the switch seat of this solution is used for circuit switching adjustment processing; when sealing the switch seat, hold the panel and insert the protective frame of the panel into the positioning groove between the limit frame A and the limit frame B. The metal plate A of the protective frame and the permanent magnet A of the switch seat are magnetically corresponding, and the metal plate B of the protective frame and the permanent magnet B of the switch seat are magnetically corresponding. Through the magnetic attraction, the panel is fixed to the outer position of the switch seat, which reduces wear during the assembly process and has good sealing performance.

[0020] (2) The reflective plate on the outer surface of the top plate above the bracket of this solution has a good reflective shading effect, and is used in conjunction with an extension plate that is slidably plugged into the surface of the top plate to provide shielding and protection for the working area of ​​the panel and the switching seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 2 This is a schematic diagram of the switching seat structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the inner surface structure of the panel of the utility model;

[0024] Figure 4 It is a schematic diagram of the top plate and extension plate structure of the utility model.

[0025] Description of the numbers in the figure:

[0026] 1. Switching seat; 101. Switching handle; 2. Top plate; 201. Bracket; 3. Reflector; 4. Extension plate; 5. Anti-collision strip; 6. Panel; 601. Protective frame; 7. Observation window; 8. Limiting frame A; 9. Limiting frame B; 10. Permanent magnet A; 11. Permanent magnet B; 12. Sealing ring; 13. Metal plate B; 14. Metal plate A. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0028] Embodiment 1:

[0029] See also Figure 1-4 A sealing structure of a circuit switching device comprises a switching seat 1 and a switching push handle 101 mounted on the surface of the switching seat 1, the surface of the switching seat 1 is fixedly connected to a limit frame A8 and a limit frame B9, the surface of the switching seat 1 is provided with an assembly groove, and the assembly groove of the switching seat 1 is inlaid with a permanent magnet A10 and a permanent magnet B11;

[0030] The switch seat 1 is magnetically mounted with a protective frame 601 on the outside, the end surface of the protective frame 601 is fixedly connected to the panel 6, a sealing ring 12 is bonded at the connection between the protective frame 601 and the panel 6, and the surface of the protective frame 601 is fixedly connected to metal plates B13 and A14.

[0031] An observation window 7 is inlaid on the surface of the panel 6, and the sealing ring 12 is attached to the surface of the panel 6. The limit frame A8 is located at the inner side of the limit frame B9, and a positioning groove is provided between the limit frame A8 and the limit frame B9. The protective frame 601 is inserted into the positioning groove between the limit frame A8 and the limit frame B9. The metal plate A14 of the protective frame 601 and the permanent magnet A10 of the switching seat 1 are magnetically corresponding, and the metal plate B13 of the protective frame 601 and the permanent magnet B11 of the switching seat 1 are magnetically corresponding.

[0032] It should be noted that the switch push handle 101 on the surface of the switch seat 1 is used for circuit switching adjustment processing; when sealing the switch seat 1, hold the panel 6, and insert the protective frame 601 of the panel 6 into the positioning groove between the limit frame A8 and the limit frame B9. The metal plate A14 of the protective frame 601 and the permanent magnet A10 of the switch seat 1 are magnetically corresponding, and the metal plate B13 of the protective frame 601 and the permanent magnet B11 of the switch seat 1 are magnetically corresponding. Through the magnetic effect, the panel 6 is fixed to the outer position of the switch seat 1, which reduces wear during the assembly process and has good sealing performance.

[0033] See also Figure 1-4 The top of the switching seat 1 is fixedly connected with a bracket 201, the top of the bracket 201 is fixedly connected with a top plate 2, the outer surface of the top plate 2 is fixedly connected with a reflector 3, a guide groove is opened at the end surface of the top plate 2, an extension plate 4 is slidably inserted inside the guide groove of the top plate 2, and an anti-collision strip 5 is bonded to the end surface of the extension plate 4.

[0034] It should be noted that the reflective plate 3 on the outer surface of the top plate 2 above the bracket 201 has a good reflective shading effect, and is used in conjunction with the extension plate 4 slidably inserted on the surface of the top plate 2 to provide shielding and protection for the working area of ​​the panel 6 and the switching seat 1.

[0035] When in use: the switch push handle 101 on the surface of the switch seat 1 is used for circuit switching adjustment processing; when sealing the switch seat 1, hold the panel 6, and insert the protective frame 601 of the panel 6 into the positioning groove between the limit frame A8 and the limit frame B9. The metal plate A14 of the protective frame 601 and the permanent magnet A10 of the switch seat 1 are magnetically corresponding, and the metal plate B13 of the protective frame 601 and the permanent magnet B11 of the switch seat 1 are magnetically corresponding. Through the magnetic effect, the panel 6 is fixed to the outer position of the switch seat 1, reducing wear during the assembly process and having good sealing performance; the reflector 3 on the outer surface of the top plate 2 above the bracket 201 has a good reflective shading effect, and is used in conjunction with the extension plate 4 slidably inserted on the surface of the top plate 2 to shield and protect the working area of ​​the panel 6 and the switch seat 1.

[0036] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A sealing structure of a circuit switching device, comprising a switching seat (1) and a switching push handle (101) mounted on the surface of the switching seat (1), characterized in that: The surface of the switching seat (1) is fixedly connected to a limit frame A (8) and a limit frame B (9); the surface of the switching seat (1) is provided with an assembly groove, and the assembly groove of the switching seat (1) is inlaid with a permanent magnet A (10) and a permanent magnet B (11); The switching seat (1) is magnetically mounted on the outside with a protective frame (601), the end surface of the protective frame (601) is fixedly connected to a panel (6), a sealing ring (12) is bonded at the connection between the protective frame (601) and the panel (6), and the surface of the protective frame (601) is fixedly connected to a metal plate B (13) and a metal plate A (14).

2. The sealing structure of a circuit switching device according to claim 1, characterized in that: An observation window (7) is inlaid on the surface of the panel (6), and the sealing ring (12) is attached to the surface of the panel (6).

3. The sealing structure of a circuit switching device according to claim 1, characterized in that: The limit frame A (8) is located inside the limit frame B (9), and a positioning groove is provided between the limit frame A (8) and the limit frame B (9).

4. The sealing structure of a circuit switching device according to claim 1, characterized in that: The protection frame (601) is inserted into the positioning groove between the limiting frame A (8) and the limiting frame B (9).

5. The sealing structure of a circuit switching device according to claim 1, characterized in that: The metal plate A (14) of the protection frame (601) and the permanent magnet A (10) of the switching seat (1) are magnetically corresponding, and the metal plate B (13) of the protection frame (601) and the permanent magnet B (11) of the switching seat (1) are magnetically corresponding.

6. The sealing structure of a circuit switching device according to claim 1, characterized in that: The top of the switching seat (1) is fixedly connected to a bracket (201), the top of the bracket (201) is fixedly connected to a top plate (2), and the outer surface of the top plate (2) is fixedly connected to a reflective plate (3).

7. The sealing structure of a circuit switching device according to claim 6, characterized in that: A guide groove is provided at the end surface of the top plate (2), an extension plate (4) is slidably inserted into the guide groove of the top plate (2), and an anti-collision strip (5) is bonded to the end surface of the extension plate (4).

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