High-insulativity switch support

Abstract

The utility model discloses a high-insulativity switch support, relates to the field of electrical equipment, and aims to solve the problems that control switches are mounted on electrical equipment in the prior art and are fixed on a control box through switch supports, and most switch supports are fixed through metal screws at present, so that the control switches cannot be fixed on the control box. And an electric leakage risk exists between the control switch and the control box. A control switch is fixedly arranged in the middle of the mounting bracket, a first insulating gasket is fixedly connected to the rear end of the mounting bracket, fixing pipes are fixedly connected to the interiors of the upper and lower ends of the two sides of the middle of the first insulating gasket, and circular limiting grooves are formed in the middles of the interiors of the fixing pipes; a rotating shaft is rotatably connected to the interior of each circular limiting groove, rectangular limiting grooves are formed in the upper end and the lower end of the middle of the two sides of the rear end face of the second insulating gasket, the rear end of each rotating shaft extends into the corresponding rectangular limiting groove and is fixedly connected with a circular connecting piece, and a pressing piece is fixedly connected to one side of each circular connecting piece.

Description

Technical Field

[0001] The utility model relates to the field of electric power equipment, in particular to a switch bracket with high insulation. Background Art

[0002] Power equipment (power system) mainly includes two categories: power generation equipment and power supply equipment. Power generation equipment mainly includes power station boilers, steam turbines, gas turbines, water turbines, generators, transformers, etc. Power supply equipment mainly includes transmission lines of various voltage levels, mutual inductors, contactors, etc. There are many power equipment in the power system. According to the different roles they play in operation, they are usually divided into primary electrical equipment and secondary electrical equipment.

[0003] Control switches are installed on all power equipment, and the control switches are fixed to the control box through switch brackets. Currently, most switch brackets are fixed with metal screws, resulting in a risk of leakage between the control switch and the control box. Therefore, the market urgently needs to develop a high-insulation switch bracket to help people solve the existing problem. Utility Model Content

[0004] The purpose of the utility model is to provide a highly insulating switch bracket to solve the problem that the power equipment proposed in the above background technology is all equipped with control switches, and the control switches are all fixed to the control box through switch brackets. Currently, most switch brackets are fixed with metal screws, resulting in the risk of leakage between the control switch and the control box.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a high-insulation switch bracket, comprising a mounting bracket, a control switch is fixedly arranged in the middle of the mounting bracket, circular movable grooves are arranged at the upper and lower ends on both sides of the middle of the mounting bracket, a first insulating gasket is fixedly connected to the rear end of the mounting bracket, a fixing tube is fixedly connected to the upper and lower ends on both sides of the middle of the first insulating gasket, a circular limiting groove is arranged in the middle of the fixing tube, a rotating shaft is rotatably connected to the inside of each of the circular limiting grooves, a second insulating gasket is fixedly connected to the rear end face of the first insulating gasket, rectangular limiting grooves are arranged at the upper and lower ends in the middle of both sides of the rear end face of the second insulating gasket, the rear end of each rotating shaft extends into the rectangular limiting groove and is fixedly connected to a circular connecting piece, a pressing sheet is fixedly connected to one side of each of the circular connecting pieces, and a non-slip insulating gasket is fixedly connected to the front end of the pressing sheet.

[0006] Preferably, the front end of each rotating shaft passes through the rear end surface of the mounting bracket and extends to the inside of the circular movable groove respectively, and the front end of the rotating shaft is fixedly connected with a nut at the front end inside the circular movable groove.

[0007] Preferably, a slot is provided between the outer side of the second insulating gasket and the rear end surface of the first insulating gasket.

[0008] Preferably, a circular connecting groove is provided in the middle of the front end of the circular connecting member, and a bearing is fixedly connected in the circular connecting groove.

[0009] Preferably, the rear end of each rotating shaft passes through the middle of the bearing and is inserted into the circular connecting groove for fixed connection.

[0010] Preferably, springs are arranged inside the circular limiting groove and outside the rotating shaft.

[0011] Preferably, the front end of the spring is fixedly connected to the rear end surface of the mounting bracket, and the rear end of the spring extends into the rectangular limiting groove and is fixedly connected to the front end of the bearing.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, through the arrangement of the first insulating gasket and the second insulating gasket, the rear end of the mounting bracket is fixedly connected with the first insulating gasket, and the rear end face of the first insulating gasket is fixedly connected with the second insulating gasket. The entire mounting bracket is inserted into the switch mounting opening on the control box, and the edge of the mounting opening is slid into the card slot for limiting. The first insulating gasket is fitted to the front end face of the control box and the outer side of the second insulating gasket is fitted with the edge of the mounting opening, thereby blocking the conductivity between the switch bracket and the control box, so that the switch bracket has high insulation.

[0014] 2. In the utility model, through the setting of the pressing piece, each circular connecting piece is fixedly connected to one side of the pressing piece, and the nut is inserted into the nut by holding a screwdriver, and the nut is pushed to move into the circular movable groove at the same time, and the nut pushes the rotating shaft to move backward, thereby causing the rotating shaft to push the circular connecting piece to move backward out of the rectangular limiting groove (at the same time stretching the spring), and the screwdriver is turned to drive the nut to rotate, and then drive the rotating shaft to rotate, so that the circular connecting piece drives the pressing piece to rotate to the rear end surface of the control box opening, and the bearing is pulled by the spring, and then the circular connecting piece is pulled to keep the state of retracting the rectangular limiting groove, so that the pressing piece and the first insulating washer clamp the edge of the switch mounting port, and after the pressing pieces on the four circular connecting pieces are rotated to the rear end surface of the control box opening, the mounting bracket and the control box can be kept fixed. During disassembly, the four nut caps are driven to rotate in turn by the screwdriver, and then the rotating shaft is driven to rotate, so that the pressing piece is rotated back to the rear end of the second insulating washer, and the mounting bracket can be moved out of the switch mounting port on the control box, which is convenient for installation and disassembly.

[0015] 3. In the utility model, through the provision of anti-slip insulating gaskets, a pressing piece is fixedly connected to one side of each circular connector, and an anti-slip insulating gasket is fixedly connected to the front end of the pressing piece, thereby improving the insulation between the pressing piece and the control box and preventing the pressing piece from deflecting during vibration and separating from the rear end surface of the opening of the control box, thereby ensuring the stability of the installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of a high-insulation switch bracket of the utility model;

[0017] Figure 2 It is a side view of the utility model;

[0018] Figure 3 It is a rear view of the utility model;

[0019] Figure 4 It is a side sectional view of the utility model;

[0020] Figure 5 It is an enlarged view of the detail A of the present utility model.

[0021] In the figure: 1. mounting bracket; 101. control switch; 102. circular movable groove; 2. first insulating gasket; 201. slot; 3. fixing tube; 301. circular limiting groove; 302. spring; 4. rotating shaft; 401. nut; 402. circular connecting piece; 403. pressing piece; 404. anti-slip insulating gasket; 405. circular connecting groove; 406. bearing; 5. second insulating gasket; 501. rectangular limiting groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figure 1-5The utility model provides an embodiment: a switch bracket with high insulation, including a mounting bracket 1, a control switch 101 is fixedly arranged in the middle of the mounting bracket 1, circular movable grooves 102 are arranged at the upper and lower ends of both sides of the middle of the mounting bracket 1, a first insulating gasket 2 is fixedly connected to the rear end of the mounting bracket 1, a fixing tube 3 is fixedly connected to the upper and lower ends of both sides of the middle of the first insulating gasket 2, a circular limiting groove 301 is arranged in the middle of the fixing tube 3, a rotating shaft 4 is rotatably connected to the inside of each circular limiting groove 301, and the rear end surface of the first insulating gasket 2 is fixedly connected to the upper and lower ends of both sides of the middle of the first insulating gasket 2. A second insulating gasket 5 is fixedly connected, and rectangular limiting grooves 501 are provided at the upper and lower ends of the middle part of both sides of the rear end surface of the second insulating gasket 5. The rear end of each rotating shaft 4 extends into the rectangular limiting groove 501 and is fixedly connected with a circular connecting piece 402. A pressing piece 403 is fixedly connected to one side of each circular connecting piece 402, and a non-slip insulating gasket 404 is fixedly connected to the front end of the pressing piece 403 to improve the insulation between the pressing piece 403 and the control box, and at the same time prevent the pressing piece 403 from deflecting during vibration and detaching from the rear end surface of the control box opening, thereby ensuring the stability of the installation.

[0024] Furthermore, the front end of each rotating shaft 4 passes through the rear end face of the mounting bracket 1 and extends to the inside of the circular movable groove 102 respectively. The front end of the rotating shaft 4 is fixedly connected with a nut 401 at the front end inside the circular movable groove 102. Through the limiting connection between the screwdriver and the nut 401, when the screwdriver rotates, the nut 401 is driven to rotate and then the rotating shaft 4 is driven to rotate.

[0025] Furthermore, a slot 201 is provided between the outer side of the second insulating gasket 5 and the rear end face of the first insulating gasket 2. The mounting bracket is inserted into the switch mounting port on the control box so that the edge of the mounting port slides into the slot 201 for limiting. The first insulating gasket 2 fits the front end face of the control box and the outer side of the second insulating gasket 5 fits with the edge of the mounting port to block the conductivity between the switch bracket and the control box, thereby making the switch bracket have high insulation.

[0026] Furthermore, a circular connecting groove 405 is provided in the middle of the front end of the circular connecting member 402 , and a bearing 406 is fixedly connected in the circular connecting groove 405 .

[0027] Furthermore, the rear end of each rotating shaft 4 passes through the middle of the bearing 406 and is inserted into the circular connecting groove 405 to be fixedly connected, so that when the rotating shaft 4 rotates, it can drive the circular connecting member 402 to rotate, and then drive the pressing plate 403 to rotate.

[0028] Furthermore, springs 302 are arranged inside the circular limiting groove 301 and outside the rotating shaft 4 .

[0029] Furthermore, the front end of the spring 302 is fixedly connected to the rear end surface of the mounting bracket 1, and the rear end of the spring 302 extends into the rectangular limiting groove 501 and is fixedly connected to the front end of the bearing 406. The spring 302 pulls the bearing 406, thereby pulling the circular connecting piece 402 to keep it retracted into the rectangular limiting groove 501.

[0030] Working principle: When in use, insert the entire mounting bracket 1 into the switch mounting port on the control box, make the edge of the mounting port slide into the card slot 201 for limiting, and fit the first insulating gasket 2 to the front end surface of the control box and the outer side of the second insulating gasket 5 to the edge of the mounting port to block the conductivity between the switch bracket and the control box, so that the switch bracket has high insulation. Insert the nut 401 by holding a screwdriver, and push the nut 401 to move into the circular movable groove 102 at the same time. The nut 401 pushes the rotating shaft 4 to move backward, and then the rotating shaft 4 pushes the circular connecting piece 402 to move backward out of the rectangular limiting groove 501 (at the same time stretching the spring 302), and turn the screw The screwdriver drives the nut 401 to rotate, and then drives the rotating shaft 4 to rotate, so that the circular connector 402 drives the pressing piece 403 to rotate to the rear end face of the control box opening, and pulls the bearing 406 through the spring 302, and then pulls the circular connector 402 to keep the rectangular limit groove 501 retracted, so that the pressing piece 403 and the first insulating gasket 2 clamp the edge of the switch installation port, and after the pressing pieces 403 on the four circular connectors 402 are rotated to the rear end face of the control box opening, the mounting bracket 1 and the control box can be kept fixed, and the front end face of the pressing piece 403 is fixedly connected with the anti-slip insulating gasket 404, which improves the insulation between the pressing piece 403 and the control box.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A switch bracket with high insulation, comprising a mounting bracket (1), characterized in that: A control switch (101) is fixedly arranged in the middle of the mounting bracket (1), and circular movable grooves (102) are arranged at both upper and lower ends of the middle of the mounting bracket (1). A first insulating gasket (2) is fixedly connected to the rear end of the mounting bracket (1), and a fixing tube (3) is fixedly connected to the upper and lower ends of the middle of the first insulating gasket (2), and a circular limiting groove (301) is arranged in the middle of the fixing tube (3), and a rotating shaft (401) is rotatably connected to the inside of each circular limiting groove (301). ), the rear end face of the first insulating gasket (2) is fixedly connected to the second insulating gasket (5), the middle parts of the two sides of the rear end face of the second insulating gasket (5) are provided with rectangular limiting grooves (501) at both ends, the rear end of each rotating shaft (4) extends into the rectangular limiting groove (501) and is fixedly connected to a circular connecting piece (402), one side of each circular connecting piece (402) is fixedly connected to a pressing piece (403), and the front end of each pressing piece (403) is fixedly connected to an anti-slip insulating gasket (404).

2. A switch bracket with high insulation according to claim 1, characterized in that: The front end of each rotating shaft (4) passes through the rear end surface of the mounting bracket (1) and extends into the interior of the circular movable groove (102), and the front end of the rotating shaft (4) is fixedly connected to a screw nut (401) inside the front end of the circular movable groove (102).

3. A switch bracket with high insulation according to claim 1, characterized in that: A clamping groove (201) is provided between the outer side of the second insulating gasket (5) and the rear end surface of the first insulating gasket (2).

4. A switch bracket with high insulation according to claim 1, characterized in that: A circular connecting groove (405) is provided in the middle of the front end of the circular connecting member (402), and a bearing (406) is fixedly connected in the circular connecting groove (405).

5. A switch bracket with high insulation according to claim 4, characterized in that: The rear end of each rotating shaft (4) passes through the middle of the bearing (406) and is inserted into the inside of the circular connecting groove (405) for fixed connection.

6. A switch bracket with high insulation according to claim 1, characterized in that: Springs (302) are arranged inside the circular limiting groove (301) and outside the rotating shaft (4).

7. A switch bracket with high insulation according to claim 6, characterized in that: The front end of the spring (302) is fixedly connected to the rear end surface of the mounting bracket (1), and the rear end of the spring (302) extends into the rectangular limiting groove (501) and is fixedly connected to the front end of the bearing (406).

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