CN211605021U

CN211605021U - Indoor high-voltage isolating switch

Info

Publication number: CN211605021U
Application number: CN202020764328.1U
Authority: CN
Inventors: 张晓博
Original assignee: Nanli Electrical Science & Technology Co ltd
Current assignee: Nanli Electrical Science & Technology Co ltd
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-09-29
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses an indoor high-voltage isolation switch that uses, including the base and install insulator one and insulator two on the base, it has the moving contact to articulate on the static contact one, there is the angle bar lower terminal surface of base through bolted connection, there is the fixed plate through bolted connection on the angle bar, the spacing section of thick bamboo of fixedly connected with on the fixed plate, run through the lower beam that has vertical direction to set up on the spacing section of thick bamboo, the lower beam runs through the angle bar and runs through binding post one's upper boom through three fixedly connected with of insulator, be connected with the spring between upper boom and the moving contact. The utility model discloses in, make two the opening and shutting of moving contact and binding post under the effect of spring force, the position of pole down can be fixed to the horizontal spout that is equipped with on the spacing section of thick bamboo to make the moving contact be in stable state, can not take place the tripping operation or close a floodgate, compare traditional spring helping hand formula high voltage isolator and need artifical use tool to choose and break a floodgate, possess certain security.

Description

Indoor high-voltage isolating switch

Technical Field

The utility model relates to an indoor high voltage isolator technical field especially relates to an indoor high voltage isolator that uses.

Background

The high-voltage isolating switch is an important switching device in an electrical system of a power plant and a transformer substation, and needs to be matched with a high-voltage circuit breaker for use, the isolating switch is suitable for an indoor device with three-phase alternating current of 50Hz and rated voltage of 12KV, and is used for switching on, cutting off or converting a circuit under the condition of voltage and load of high-voltage equipment, while the existing spring-assisted high-voltage isolating switch needs to manually use a tool to open and close a moving contact, so that certain danger exists.

Therefore, the utility model provides an indoor high voltage isolator that uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the indoor high-voltage isolating switch aims to solve the problem that a moving contact needs to be opened and closed manually by using a tool, so that danger exists.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an indoor high-voltage isolating switch, includes the base and installs insulator one and insulator two on the base, the tip of insulator two is equipped with binding post two and static contact two, the tip of insulator one is equipped with binding post one and static contact one, it has the moving contact to articulate on the static contact one, there is the angle bar lower terminal surface of base through bolted connection, there is the fixed plate through bolted connection on the angle bar, the spacing section of thick bamboo of fixedly connected with on the fixed plate, run through the lower beam that has vertical direction setting on the spacing section of thick bamboo, the lower beam runs through the angle bar and runs through the upper boom of binding post one through three fixedly connected with of insulator, be connected with the spring between upper boom and the moving contact.

As a further description of the above technical solution:

and the wall of the limiting cylinder is provided with a U-shaped groove.

As a further description of the above technical solution:

and the bottom end of the lower rod is provided with an operating rod penetrating through the U-shaped groove.

As a further description of the above technical solution:

the upper rod and the moving contact are provided with connecting rods which are rotatably connected with the two ends of the spring.

As a further description of the above technical solution:

the upper rod is in sliding fit with the first wiring terminal, and the lower rod is in sliding fit with the angle iron and the limiting cylinder.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, stimulate the control rod from top to bottom, the one end up-and-down motion of upper boom drive spring, make moving contact and two opening and shutting of binding post under the effect of spring force, be equipped with insulator three between upper boom and the lower beam, make power maintenance personnel safe handling control rod, the position of lower beam can be fixed to the horizontal spout that is equipped with on the spacing section of thick bamboo, thereby make the moving contact be in stable state, tripping operation or combined floodgate can not take place, compare traditional spring helping hand formula high voltage isolator and need artifical use tool to flip open and the brake-pulling, possess certain security.

2. The utility model discloses in, high voltage isolator chooses for use the material for use angle steel, steel sheet, insulator, steel pole, steel drum etc. commonly used in the aspect of the electric power, and the device is simple high-efficient, and outside possessing certain security, manufacturing cost is also not high.

Drawings

Fig. 1 shows a schematic front view structure provided according to an embodiment of the present invention;

fig. 2 is a schematic side view of a structure provided according to an embodiment of the present invention;

illustration of the drawings:

1. a base; 2. a first insulator; 3. a second insulator; 4. a first static contact; 5. a second static contact; 6. a moving contact; 7. angle iron; 8. a fixing plate; 9. a limiting cylinder; 10. a lower rod; 11. a rod is arranged; 12. a first wiring terminal; 13. a third insulator; 14. a spring; 15. a joystick; 16. a second wiring terminal; 17. a U-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an indoor high-voltage isolating switch, including base 1 and install insulator 2 and insulator two 3 on base 1, the tip of insulator two 3 is equipped with binding post two 16 and static contact two 5, the tip of insulator one 2 is equipped with binding post one 12 and static contact one 4, it has movable contact 6 to articulate on the static contact one 4, movable contact 6 can upwards overturn around the axis of rotation, there is angle bar 7 lower terminal surface of base 1 through bolted connection, there is fixed plate 8 through bolted connection on the angle bar 7, spacing section of thick bamboo 9 of fixedly connected with on the fixed plate 8, it has lower pole 10 that vertical direction set up to run through on the spacing section of thick bamboo 9, lower pole 10 runs through angle bar 7 and runs through the upper boom 11 of binding post one 12 through insulator three 13 fixedly connected with, be connected with spring 14 between upper boom 11 and the movable contact 6, when movable contact 6 and static contact two 5 contact, spring 14 is in tensile state.

Specifically, as shown in fig. 2, a U-shaped groove 17 is formed in the wall of the limiting cylinder 9, and the operating lever 15 can slide along the U-shaped groove 17 and can be kept stable by the lower lever 10.

Specifically, as shown in fig. 2, the bottom end of the lower rod 10 is provided with an operating rod 15 penetrating through a U-shaped groove 17, and pulling the operating rod 15 controls the position of the connecting end of the spring 14 and the upper rod 11.

Specifically, as shown in fig. 2, the upper rod 11 and the movable contact 6 are provided with connecting rods rotatably connected to two ends of the spring 14, so that the spring 14 is convenient to displace.

Specifically, as shown in fig. 2, the upper rod 11 is in sliding fit with the first connecting terminal 12, the lower rod 10 is in sliding fit with the angle iron 7 and the limiting cylinder 9, and the operating rod 15 slides up and down to enable the upper rod 11 to slide to drive one end of the spring 14 to move up and down.

The working principle is as follows: when the device is used, the first connecting terminal 12 and the second connecting terminal 16 are respectively connected with an input line and an output line, the operating rod 15 is pulled downwards and is clamped in a notch at the lower end of the U-shaped groove 17, the operating rod 15 can drive the lower rod 11 to slightly rotate in an angle when moving horizontally, at the moment, one end of the spring 14 connected with the upper rod 11 moves to the lowest point, the movable contact 6 rotates anticlockwise around the rotating shaft under the action of the elastic force of the spring 14 and is contacted with the second fixed contact 5, the operating rod 15 is pushed upwards and is clamped in a notch at the upper end of the U-shaped groove 17, one end of the spring 14 connected with the upper rod 11 moves to the highest point, and the movable contact 6 rotates clockwise around the rotating shaft under the action of the elastic force.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An indoor high-voltage isolating switch comprises a base (1), and a first insulator (2) and a second insulator (3) which are installed on the base (1), and is characterized in that a second wiring terminal (16) and a second static contact (5) are arranged at the end of the second insulator (3), a first wiring terminal (12) and a first static contact (4) are arranged at the end of the first insulator (2), a first static contact (4) is hinged to the first static contact (4), a movable contact (6) is hinged to the first static contact (4), the lower end face of the base (1) is connected with an angle iron (7) through a bolt, a fixing plate (8) is connected to the angle iron (7) through a bolt, a limiting cylinder (9) is fixedly connected to the fixing plate (8), a lower rod (10) which is vertically arranged penetrates through the limiting cylinder (9), the lower rod (10) penetrates through the angle iron (7) and is fixedly connected with an upper rod (11) which penetrates through the first wiring terminal (, and a spring (14) is connected between the upper rod (11) and the movable contact (6).

2. An indoor high-voltage isolating switch according to claim 1, characterized in that the wall of the limiting cylinder (9) is provided with a U-shaped groove (17).

3. An indoor high-voltage isolating switch according to claim 1, characterized in that the bottom end of the lower rod (10) is provided with an operating rod (15) which passes through a U-shaped groove (17).

4. An indoor high-voltage isolating switch according to claim 1, characterized in that the upper rod (11) and the movable contact (6) are provided with connecting rods which are rotatably connected with the two ends of the spring (14).

5. An indoor high-voltage isolating switch according to claim 1, characterized in that the upper rod (11) is in sliding fit with the first connecting terminal (12), and the lower rod (10) is in sliding fit with the angle iron (7) and the limiting cylinder (9).