CN210925847U

CN210925847U - Interlocking type high-voltage alternating-current isolating switch

Info

Publication number: CN210925847U
Application number: CN201921567983.1U
Authority: CN
Inventors: 张涛; 丁声飞; 姚丽敏
Original assignee: Zhenjiang Huali Switchgear Co ltd
Current assignee: Zhenjiang Huali Switchgear Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-07-03
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses an interlocking-type high voltage alternating current isolator belongs to isolator technical field, top and bottom including circuit breaker casing and circuit breaker casing all install through the screw rod and lead electrical pillar, the bottom and the top of circuit breaker casing both sides all weld have a limit slider, limit slider's the outside is equipped with the slide rail, limit slider can slide in the inboard of slide rail, the one end welding of slide rail has insulating bottom plate, insulating bottom plate all is equipped with the electrically conductive seat that is used for the block to lead electrical pillar towards the top and the bottom of circuit breaker casing one side, the welding of the intermediate position department of circuit breaker casing both sides has the second fixed block, the outside of second fixed block is equipped with the block mechanism of mutually supporting with the second fixed block, be equipped with the link gear who is used for driving. The utility model discloses avoid touching the danger that exposed terminal leads to the electric leakage on the switch through breaking the spanner on the circuit breaker casing off with the fingers and thumb and appearing the maloperation.

Description

Interlocking type high-voltage alternating-current isolating switch

Technical Field

The utility model relates to an isolator especially relates to an interlocking formula high pressure alternating current isolator, belongs to isolator technical field.

Background

The isolating switch is a switch device which is mainly used for isolating a power supply and switching operation, is used for connecting and cutting off a small current circuit and has no arc extinguishing function, and when the isolating switch is in a separated position, an insulation distance meeting the specified requirement and an obvious disconnection mark are arranged between contacts; when the switch is closed, the switch equipment capable of bearing the current under the normal loop condition and the current under the abnormal condition (such as short circuit) within the specified time is generally used as a high-voltage isolating switch, namely an isolating switch with the rated voltage of more than 1 kV. The main characteristic of the isolating switch is that it has no arc-extinguishing capability, and can only open and close the circuit under the condition of no load current.

In the prior art, the isolating switch needs to push a wrench when in use, and the wrench is too close to the terminal, so that the danger of electric shock may be caused, and therefore, the isolating switch with the protection function is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The main objective of the utility model is to provide a interlocking type high voltage alternating-current isolation switch, rotate through driving the link gear, therefore produce to draw outwards or produce the power that inwards pushes away to the block gear, drive the circuit breaker casing and slide on the slide rail, make it lead electrical pillar insert to the inboard of leading electrical seat or pull out to realize the break-make, avoid touching the danger that exposed terminal leads to the electric leakage on the switch through breaking the spanner on the circuit breaker casing off with the fingers and thumb and appearing the maloperation.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides an interlocking formula high pressure isolator, including the circuit breaker casing and the top and the bottom of circuit breaker casing all install through the screw rod and lead electrical pillar, the bottom and the top of circuit breaker casing both sides all have welded spacing slider, spacing slider's the outside is equipped with the slide rail, spacing slider can slide the inboard of slide rail, the one end welding of slide rail has insulating bottom plate, insulating bottom plate towards the top and the bottom of circuit breaker casing one side all are equipped with the electrically conductive seat that is used for the block to lead electrical pillar, the welding of intermediate position department of circuit breaker casing both sides has the second fixed block, the outside of second fixed block be equipped with the block mechanism that the second fixed block mutually supported, be equipped with in the block mechanism and be used for driving the link gear of circuit breaker casing motion.

Preferably, the clamping mechanism comprises a C-shaped clamping plate matched with the outer side of the second fixed block, a U-shaped clamping plate is integrally formed at one end of the C-shaped clamping plate, which is far away from the second fixed block, and a clamping block is integrally formed at the inner side of the U-shaped clamping plate.

Preferably, the positive intermediate position department integrated into one piece of circuit breaker casing has first fixed block, open the both sides of first fixed block has the slot, the block inserts the inboard of slot, the top welding of U type block board has articulated seat.

Preferably, the link gear include with the articulated rod of articulated seat inboard articulated, the articulated rod is kept away from the one end of articulated seat articulates there is the articulated seat of U type, the articulated seat of U type is kept away from the one end of articulated rod is run through and is installed the bull stick, the outside cover of bull stick one end is equipped with the handle.

Preferably, a fixed disc is welded at one end, far away from the insulating bottom plate, of the outer side of the sliding rail.

Preferably, the outer side of the rotating rod is installed on the fixed disc through a bearing, and an anti-slip layer is sleeved on the outer side of the handle.

The utility model has the advantages of:

the utility model provides a pair of interlocking-type high pressure alternating-current isolation switch rotates through driving the link gear, therefore produces outwards to draw or produce the power that inwards pushes away to the link gear, drives the circuit breaker casing and slides on the slide rail, makes it lead electrical pillar and inserts the inboard or the pull-out of leading electrical seat to realize the break-make, avoid touching the danger that exposed terminal leads to the electric leakage on the switch through breaking the spanner on the circuit breaker casing off with the fingers and thumb and appearing the maloperation.

Drawings

Fig. 1 is a schematic view of a linkage mechanism and a disconnecting switch combination structure of a preferred embodiment of a linkage type high-voltage alternating-current disconnecting switch according to the present invention;

fig. 2 is a schematic perspective view of a high-voltage conductive base according to a preferred embodiment of the interlock-type high-voltage ac isolating switch of the present invention;

fig. 3 is an enlarged schematic diagram of a preferred embodiment of an interlocking type high-voltage ac isolating switch according to the present invention at a.

In the figure: 1-conductive column, 2-circuit breaker shell, 3-limiting slider, 4-clamping mechanism, 5-hinged rod, 6-U-shaped hinged seat, 7-rotating rod, 8-handle, 9-first fixed block, 10-hinged seat, 11-slot, 12-second fixed block, 13-sliding rail, 14-conductive seat, 15-insulating bottom plate, 16-fixed disk, 17-C-type clamping plate, 18-U-type clamping plate and 19-clamping block.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, the interlocking type high-voltage ac isolating switch provided in this embodiment includes a circuit breaker housing 2, and a conductive column 1 is installed on the top and the bottom of the circuit breaker housing 2 through screws, a limiting slider 3 is welded on the bottom and the top of both sides of the circuit breaker housing 2, a slide rail 13 is arranged on the outer side of the limiting slider 3, the limiting slider 3 can slide on the inner side of the slide rail 13, an insulating bottom plate 15 is welded on one end of the slide rail 13, a conductive base 14 for clamping the conductive column 1 is arranged on the insulating bottom 15 facing the top and the bottom of one side of the circuit breaker housing 2, a second fixed block 12 is welded on the middle position of both sides of the circuit breaker housing 2, a clamping mechanism 4 mutually matched with the second fixed block 12 is arranged on the outer side of the second fixed block 12, and a.

Through driving the link gear and rotating, therefore produce the power that outwards draws or produce inside push to block mechanism 4, drive circuit breaker casing 2 and slide on slide rail 13, make it lead electrical pillar 1 to insert to the inboard of conducting seat 14 or pull out to realize the break-make, avoid touching the danger that exposed terminal leads to the electric leakage on the switch through breaking the spanner on the circuit breaker casing 2 off with the fingers and thumb and appearing the maloperation.

In this embodiment, as shown in fig. 1 and 3, the engaging mechanism 4 includes a C-shaped engaging plate 17 engaged with an outer side of the second fixed block 12, a U-shaped engaging plate 18 is integrally formed at an end of the C-shaped engaging plate 17 away from the second fixed block 12, an engaging block 19 is integrally formed at an inner side of the U-shaped engaging plate 18, a first fixed block 9 is integrally formed at a middle position of a front surface of the circuit breaker housing 2, slots 11 are formed at two sides of the first fixed block 9, the engaging block 19 is inserted into the inner sides of the slots 11, and a hinge base 10 is welded at a top of the U-shaped engaging plate 18.

The slots 11 on the two sides of the second fixing block 12 and the first fixing block 9 are matched with the C-shaped clamping plate 18 and the clamping block 19 inserted into the inner side of the slot 11, so that the breaker shell 2 is firmly clamped, and the breaker shell 2 can be better driven to move through the linkage mechanism.

In this embodiment, as shown in fig. 1 and 3, the linkage mechanism includes the articulated rod 5 with articulated seat 10 inboard articulated, and the one end that articulated rod 5 kept away from articulated seat 10 articulates there is the articulated seat 6 of U type, and the one end that articulated seat 6 of U type kept away from articulated rod 5 runs through and installs bull stick 7, and the outside cover of bull stick 7 one end is equipped with handle 8.

Thereby drive bull stick 7 through turning handle 8 and rotate, thereby drive the articulated seat 6 of U type through bull stick 7 and rotate, drive 5 pulling block mechanisms 4 of articulated pole through the articulated seat 6 of U type, through 4 pulling circuit breaker casing 2 movements of block mechanisms.

In this embodiment, as shown in fig. 2, a fixing plate 16 is welded to an end of the outer side of the sliding rail 13 away from the insulating bottom plate 15, as shown in fig. 1 and 2, the outer side of the rotating rod 7 is mounted on the fixing plate 16 through a bearing, and an anti-slip layer is sleeved on the outer side of the handle 8.

As shown in fig. 1 to fig. 3, the working process of the interlocking type high-voltage ac isolating switch provided by this embodiment is as follows:

step 1: fixing the insulating bottom plate 15 on an insulating plate or a fixing frame;

step 2: the slots 11 at the two sides of the second fixed block 12 and the first fixed block 9 are matched with the C-shaped clamping plate 18 and the clamping block 19 inserted into the inner side of the slot 11, so that the breaker shell 2 is firmly clamped;

and step 3: the handle 8 is rotated to drive the rotating rod 7 to rotate, the rotating rod 7 is rotated to drive the U-shaped hinge seat 6 to rotate, the U-shaped hinge seat 6 drives the hinge rod 5 to pull the clamping mechanism 4, and the circuit breaker shell 2 is pulled to move through the clamping mechanism 4;

and 4, step 4: the conductive column 1 is inserted into the inner side of the conductive seat 14 or pulled out, so that the connection and disconnection are realized.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides an interlocking formula high pressure AC isolator which characterized in that: the circuit breaker comprises a circuit breaker shell (2) and a conductive column (1) is installed at the top and the bottom of the circuit breaker shell (2) through a screw rod, a limiting slide block (3) is welded at the bottom and the top of the two sides of the circuit breaker shell (2), a slide rail (13) is arranged at the outer side of the limiting slide block (3), the limiting slide block (3) can slide at the inner side of the slide rail (13), an insulating bottom plate (15) is welded at one end of the slide rail (13), the insulating bottom plate (15) is provided with a conductive seat (14) used for clamping the conductive column (1) at the top and the bottom of one side of the circuit breaker shell (2), a second fixed block (12) is welded at the middle position of the two sides of the circuit breaker shell (2), and a clamping mechanism (4) matched with the second fixed block (12) is arranged at the outer, and the clamping mechanism (4) is provided with a linkage mechanism for driving the breaker shell (2) to move.

2. The interlocking type high-voltage alternating-current isolating switch according to claim 1, characterized in that: the clamping mechanism (4) comprises a C-shaped clamping plate (17) matched with the outer side of the second fixed block (12), a U-shaped clamping plate (18) is integrally formed at one end, away from the second fixed block (12), of the C-shaped clamping plate (17), and a clamping block (19) is integrally formed at the inner side of the U-shaped clamping plate (18).

3. The interlocking type high-voltage alternating-current isolating switch according to claim 2, characterized in that: the positive intermediate position department integrated into one piece of circuit breaker casing (2) has first fixed block (9), slot (11) have been opened to the both sides of first fixed block (9), block piece (19) insert the inboard of slot (11), the top welding of U type block board (18) has articulated seat (10).

4. The interlocking type high-voltage alternating-current isolating switch according to claim 3, wherein: link gear include with articulated seat (10) inboard articulated hinge bar (5), keep away from hinge bar (5) the one end of articulated seat (10) articulates there is articulated seat (6) of U type, articulated seat (6) of U type are kept away from the one end of hinge bar (5) is run through and is installed bull stick (7), the outside cover of bull stick (7) one end is equipped with handle (8).

5. The interlocking type high-voltage alternating-current isolating switch according to claim 4, wherein: and a fixed disc (16) is welded at one end of the outer side of the sliding rail (13) far away from the insulating bottom plate (15).

6. The interlocking type high-voltage alternating-current isolating switch according to claim 5, wherein: the outer side of the rotating rod (7) is mounted on the fixed disc (16) through a bearing, and the outer side of the handle (8) is sleeved with an anti-slip layer.