Insulation protection structure of microswitch

Abstract

The utility model provides an insulation protection structure of a microswitch, which comprises a first shell and a second shell, one side of the first shell is provided with a limiting mechanism, the second shell is U-shaped, and the first shell is installed inside the second shell through the limiting mechanism. By rotating the knob and the screw rod, the clamping rod can be adjusted, and the clamping rod and the clamping groove can be separated or clamped conveniently, so that the first shell and the second shell can be separated, the microswitch can be mounted and dismounted conveniently, the operation is simple, tools are not needed, and the use is convenient; the sealing performance and the insulating performance between the first shell and the second shell can be improved through the first sealing gasket and the second sealing gasket; the second shell drives the fixing rod, and the fixing rod extrudes the limiting plate, so that the wiring can be extruded and fixed through the limiting plate and the fixing block, the wiring stability is improved, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of micro switches, in particular to an insulation protection structure of a micro switch. Background Art

[0002] A micro switch is a switch that quickly connects or disconnects the moving contact and the fixed contact by acting on the action reed through a transmission element.

[0003] The Chinese utility model patent with publication number CN219226110U proposes an insulation protection device for a micro switch, including a protective shell and an insulation mechanism; the protective shell: it is hinged with an upper shell by a hinge, the right side of the protective shell is provided with upper and lower symmetrical wire entry holes, the upper left side of the upper end of the upper shell is provided with a switch slot 1, and the lower end of the protective shell is fixedly connected with a mounting plate; the insulation mechanism: it includes a rotating seat 1, a connecting frame, a rotating seat 2, a bracket, an insulating wire clamping box and a supporting frame; this technical solution fixes the micro switch through the protective shell, the cover plate and the inner tank and maintains good insulation, and fixes the protective shell and the cover plate through a cross-slot screw. During the installation of the micro switch, tools are required to rotate the cross-slot screw. It is inconvenient to install and disassemble the micro switch without tools, and the operation is inconvenient.

[0004] To this end, the utility model provides an insulation protection structure of a micro switch. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an insulating protection structure for a micro switch to solve the problems raised in the above-mentioned background technology. The utility model can adjust the card rod by turning the knob and the screw, so as to facilitate the separation of the card rod from the card slot, thereby enabling the first shell and the second shell to be separated, making it convenient to install and disassemble the micro switch. The operation is simple and easy to use.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: an insulating protection structure of a micro switch, including a first shell and a second shell, a limiting mechanism is arranged on one side of the first shell, the second shell is in a "U" shape, the first shell is installed inside the second shell through a limiting mechanism, the limiting mechanism includes a fixing box, a screw and a clamping rod, the fixing box is fixedly arranged on the outer side wall of the first shell, a cable fixing mechanism is arranged on one side of the inner wall of the first shell, the cable fixing mechanism includes a fixing block, and a limiting plate is slidably installed on one side of the fixing block through a sliding rod.

[0007] Furthermore, there are two clamping rods, and the two clamping rods are limitedly slidably installed inside the top and bottom ends of the fixed box. The shape of the clamping rod is "L" type. A first spring is fixedly installed between one end of the two clamping rods and the inner wall of the fixed box, and one side of the two clamping rods is provided with an inclined surface.

[0008] Furthermore, a screw rod is threadedly installed at the center position of the fixing box through a screw hole, one end of the screw rod is in contact with the inclined surface, and a knob is fixedly provided at the outer end of the screw rod.

[0009] Furthermore, a clamping groove is provided on the inner walls at both ends of the second shell at a position corresponding to the clamping rod, and one end of the clamping rod is clamped and installed inside the clamping groove.

[0010] Furthermore, a second sealing gasket is fixedly provided on the inner wall of the first shell, and first sealing gaskets are fixedly provided on the inner walls at both ends of the second shell, and the first sealing gasket contacts the top and bottom of the second sealing gasket.

[0011] Furthermore, the fixed block is fixedly installed on the inner wall of the first shell, the sliding rod is slidably installed inside the fixed block, wire grooves are symmetrically opened on both sides of the top of the fixed block, a first rubber pad is fixedly installed on the inner wall of the wire groove, and a wire hole is opened inside the front end of the first shell at the position corresponding to the wire groove.

[0012] Furthermore, the shape of the limit plate is "L"-shaped, the limit plate is fixedly connected to one end of the sliding rod, a second spring is fixedly installed between the bottom end of the limit plate and the fixed block, the second spring sleeve is installed on the sliding rod, and a second rubber pad is fixedly provided at the bottom of the limit plate.

[0013] Furthermore, a placement groove is opened inside the left end of the first shell, and a through hole is opened at the right end of the second shell at the position corresponding to the placement groove, a sealing ring is fixedly provided on the inner wall of the through hole, and a fixing rod is fixedly installed on the inner wall of the front end of the second shell, and one end of the fixing rod is in contact with one side of the limit plate.

[0014] The beneficial effects of the utility model are as follows: the insulation protection structure of the micro switch of the utility model can adjust the card rod by rotating the knob and the screw, so that the card rod and the card slot can be separated or connected conveniently, so that the first shell and the second shell can be separated, and the installation and disassembly of the micro switch is convenient. The operation is simple, no tools are required, and it is easy to use; the first sealing gasket and the second sealing gasket can increase the sealing and insulation between the first shell and the second shell; the fixing rod is driven by the second shell, and the fixing rod squeezes the limit plate, so that the wiring can be squeezed and fixed by the limit plate and the fixing block, thereby improving the stability of the wiring and having high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is an overall structural diagram of an insulation protection structure of a micro switch of the utility model;

[0016] Figure 2 This is a cross-sectional view of an insulation protection structure of a micro switch of the utility model;

[0017] Figure 3 This is a structural diagram of a first housing of an insulation protection structure of a micro switch of the utility model;

[0018] Figure 4 This is a structural diagram of a second housing of an insulation protection structure of a micro switch of the utility model;

[0019] Figure 5 This is a structural diagram of a cable fixing mechanism of an insulation protection structure of a micro switch of the utility model;

[0020] In the figure: 1. first shell; 2. second shell; 3. limiting mechanism; 4. wire hole; 5. fixing box; 6. screw; 7. clamping rod; 8. first spring; 9. clamping groove; 10. first sealing gasket; 11. placement groove; 12. through hole; 13. fixing rod; 14. fixing block; 15. limiting plate; 16. sliding rod; 17. second spring; 18. second sealing gasket; 19. wire groove. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figures 1 to 5 The utility model provides a technical solution: an insulation protection structure of a micro switch, comprising a first shell 1 and a second shell 2, a limiting mechanism 3 is arranged on one side of the first shell 1, the second shell 2 is in a "U" shape, the first shell 1 is installed inside the second shell 2 through the limiting mechanism 3, the limiting mechanism 3 comprises a fixing box 5, a screw 6 and a clamping rod 7, the fixing box 5 is fixedly arranged on the outer side wall of the first shell 1, a cable fixing mechanism is arranged on one side of the inner wall of the first shell 1, the cable fixing mechanism comprises a fixing block 14, a limiting plate 15 is slidably installed on one side of the fixing block 14 through a sliding rod 16, the limiting mechanism 3 can be adjusted without using tools, and the installation and disassembly between the first shell 1 and the second shell 2 is convenient, so that the micro switch can be installed and disassembled, and the operation is simple.

[0023] In this embodiment, the number of the clamping rods 7 is two, and the two clamping rods 7 are limitedly slidably installed inside the top and bottom ends of the fixed box 5. The shape of the clamping rod 7 is "L" type, and a first spring 8 is fixedly installed between one end of the two clamping rods 7 and the inner wall of the fixed box 5. One side of the two clamping rods 7 is provided with an inclined surface, and a screw rod 6 is screwed and installed at the center position of the fixed box 5 through a screw hole, one end of the screw rod 6 is in contact with the inclined surface, and a knob is fixedly provided on the outer end of the screw 6. A clamping groove 9 is provided on the inner wall at both ends of the second shell 2 at the position corresponding to the clamping rod 7, and one end of the clamping rod 7 is clamped and installed inside the clamping groove 9. By turning the knob and the screw rod 6, one end of the screw rod 6 squeezes the inclined surface, so that the two clamping rods 7 move to both sides and enter the corresponding clamping groove 9 respectively, which is convenient for fixing the second shell 2 and the first shell 1.

[0024] In this embodiment, a second sealing gasket 18 is fixedly provided on the inner wall of the first shell 1, and a first sealing gasket 10 is fixedly provided on the inner walls of both ends of the second shell 2. The first sealing gasket 10 is in contact with the top and bottom of the second sealing gasket 18. The first sealing gasket 18 and the second sealing gasket 10 can insulate the interior of the protective structure, thereby improving the insulation performance of the protective structure.

[0025] In this embodiment, the fixed block 14 is fixedly mounted on the inner wall of the first shell 1, and the sliding rod 16 is slidably mounted inside the fixed block 14. Wire grooves 19 are symmetrically provided on both sides of the top of the fixed block 14, and a first rubber pad is fixedly provided on the inner wall of the wire groove 19. A wire hole 4 is provided inside the front end of the first shell 1 at the position corresponding to the wire groove 19. The shape of the limiting plate 15 is "L"-shaped, and the limiting plate 15 is fixedly connected to one end of the sliding rod 16. A second spring 17 is fixedly installed between the bottom end of the limiting plate 15 and the fixed block 14, and the second spring 17 is sleeved on the sliding rod 16. A second rubber pad is fixedly provided on the bottom of the limiting plate 15. The limiting plate 15 can squeeze and limit the wiring inside the wire groove 19 through the second rubber pad, thereby fixing the wiring, and the wiring is conveniently installed through the wire hole 4 and the wire groove 19.

[0026] In this embodiment, a placement groove 11 is opened inside the left end of the first shell 1, and a through hole 12 is opened at the right end of the second shell 2 at the position corresponding to the placement groove 11. A sealing ring is fixedly provided on the inner wall of the through hole 12, and a fixing rod 13 is fixedly installed on the inner wall of the front end of the second shell 2. One end of the fixing rod 13 contacts one side of the limit plate 15. The placement groove 11 and the through hole 12 are used to facilitate the installation of the button on the micro switch, and the sealing and insulation between the second shell 2 and the button are improved by the sealing ring.

[0027] When using the insulating protection structure of the micro switch, the wiring is inserted into the first housing 1 through the wire hole 4, and a rubber ring is arranged inside the wire hole 4. The wiring is electrically connected to the micro switch, the micro switch is placed inside the first housing 1, and is arranged between the second sealing gaskets 18, and the wiring card is inside the wire slot 19. The button of the micro switch is installed inside the placement slot 11 from above, and the second housing 2 is installed on the first housing 1 from the left side. The first housing 1 enters the interior of the second housing 2 from between the two ends of the second housing 2. The second housing 2 drives the fixing rod 13, and the fixing rod 13 slides into the interior of the first housing 1. The fixing rod 13 squeezes the limit plate 15, and the limit plate 15 moves to the fixing block 14 through the sliding rod 16. Approach and compress the second spring 17, the limit plate 15 is squeezed and fixed by the first rubber pad docking line, and the knob and the screw 6 are turned. The screw 6 can squeeze the clamping rod 7 through the inclined surface, and the clamping rod 7 compresses the first spring 8, which is convenient for clamping the clamping rod 7 inside the clamping groove 9, and convenient for fixing the first shell 1 and the second shell 2. The knob and the screw 6 can also be rotated in the opposite direction. The clamping rod 7 is separated from the clamping groove 9 under the elastic force of the first spring 8, so that the first shell 1 and the second shell 2 can be separated, which is convenient for installing and disassembling the micro switch. The operation is simple, no tools are required, and it is easy to use; the first sealing gasket 10 and the second sealing gasket 18 can increase the sealing and insulation between the first shell 1 and the second shell 2.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An insulation protection structure of a micro switch, comprising a first housing (1) and a second housing (2), characterized in that: A limiting mechanism (3) is provided on one side of the first shell (1); the second shell (2) is in a "U" shape; the first shell (1) is installed inside the second shell (2) via the limiting mechanism (3); the limiting mechanism (3) comprises a fixing box (5), a screw rod (6) and a clamping rod (7); the fixing box (5) is fixedly arranged on the outer side wall of the first shell (1); a cable fixing mechanism is provided on one side of the inner wall of the first shell (1); the cable fixing mechanism comprises a fixing block (14); a limiting plate (15) is slidably installed on one side of the fixing block (14) via a sliding rod (16) for limiting positioning.

2. The insulation protection structure of a micro switch according to claim 1, characterized in that: There are two clamping rods (7), which are slidably mounted inside the top and bottom ends of the fixed box (5) in a limited manner. The clamping rods (7) are in an "L" shape. A first spring (8) is fixedly mounted between one end of the two clamping rods (7) and the inner wall of the fixed box (5), and one side of the two clamping rods (7) is provided with an inclined surface.

3. The insulation protection structure of a micro switch according to claim 2, characterized in that: A screw rod (6) is screwed and installed at the center of the fixing box (5) through a screw hole, one end of the screw rod (6) is in contact with the inclined surface, and a knob is fixedly provided at the outer end of the screw rod (6).

4. The insulation protection structure of a micro switch according to claim 3, characterized in that: A clamping groove (9) is provided on the inner walls at both ends of the second housing (2) at positions corresponding to the clamping rod (7), and one end of the clamping rod (7) is clamped and installed inside the clamping groove (9).

5. The insulation protection structure of a micro switch according to claim 1, characterized in that: A second sealing gasket (18) is fixedly arranged on the inner wall of the first shell (1), and first sealing gaskets (10) are fixedly arranged on the inner walls of both ends of the second shell (2), and the first sealing gasket (10) is in contact with the top and bottom of the second sealing gasket (18).

6. The insulation protection structure of a micro switch according to claim 1, characterized in that: The fixing block (14) is fixedly mounted on the inner wall of the first shell (1), the sliding rod (16) is slidably mounted inside the fixing block (14), wire grooves (19) are symmetrically provided on both sides of the top of the fixing block (14), a first rubber pad is fixedly provided on the inner wall of the wire groove (19), and a wire hole (4) is provided inside the front end of the first shell (1) at a position corresponding to the wire groove (19).

7. The insulation protection structure of a micro switch according to claim 6, characterized in that: The limiting plate (15) is in an "L" shape. The limiting plate (15) is fixedly connected to one end of the sliding rod (16). A second spring (17) is fixedly installed between the bottom end of the limiting plate (15) and the fixed block (14). The second spring (17) is sleeved on the sliding rod (16). A second rubber pad is fixedly arranged at the bottom of the limiting plate (15).

8. The insulation protection structure of a micro switch according to claim 1, characterized in that: A placement groove (11) is provided inside the left end of the first shell (1), a through hole (12) is provided at the right end of the second shell (2) at a position corresponding to the placement groove (11), a sealing ring is fixedly provided on the inner wall of the through hole (12), a fixing rod (13) is fixedly installed on the inner wall of the front end of the second shell (2), and one end of the fixing rod (13) is in contact with one side of the limiting plate (15).

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