CN211879285U

CN211879285U - Outdoor high-voltage isolating switch

Info

Publication number: CN211879285U
Application number: CN202020664245.5U
Authority: CN
Inventors: 黄小慧; 张红莉; 武海伟; 樊帅领
Original assignee: Zhengzhou Zhongdu Electric Co ltd
Current assignee: Zhengzhou Zhongdu Electric Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-11-06
Anticipated expiration: 2030-04-27

Abstract

The utility model provides an outdoor high-voltage isolating switch, which comprises a case, first worm and second worm are installed in the inside rotation of quick-witted case, be equipped with first semicircle piece and second semicircle piece in first spout and the second spout respectively, be fixed with first insulator and second insulator and have first turbine and second turbine on first semicircle piece and the second semicircle piece respectively on first semicircle piece and the second semicircle piece, all be equipped with coupling assembling on first insulator and the second insulator, coupling assembling is including fixing the branch on first insulator and second insulator, the dog of rectangular size is installed in the rotation in the one end that quick-witted case was kept away from to branch, be equipped with first even board and second even board between first insulator and the second insulator. Can incline to the insulator by the actual conditions, convenient operation is simple, carries out effectual protection to tie point and connecting plate simultaneously, has improved the life of device.

Description

Outdoor high-voltage isolating switch

Technical Field

The utility model relates to an electrical equipment technical field especially relates to an outdoor high voltage isolator.

Background

The high-voltage isolating switch ensures the safety of high-voltage electrical appliances and devices during maintenance work, plays a role of isolating voltage, can not be used for cutting off, inputting load current and cutting off short-circuit current, can only be used for certain switching operation without generating strong electric arcs, namely, the high-voltage isolating switch does not have an arc extinguishing function, and is divided into an indoor type and an outdoor type according to different installation places, and is divided into a single-column type, a double-column type and a three-column type according to the number of insulating support columns, and each voltage grade has optional equipment. The high-voltage distribution device can also reliably isolate the part needing power failure from the electrified part so as to ensure the safety of maintenance work. But present outdoor isolator does not carry out effectual protection to the tie point, causes the tie point probably to have the condition of corroding rusty to appear, has not only reduced isolator's life, still probably causes the staff to produce danger simultaneously. And the insulating column on the isolator probably needs to incline it in the in-process of using to be applicable to different operational environment, current isolator can not carry out corresponding operation, influences the result of use of switch.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model aims at providing an outdoor high voltage isolator can protect the connection structure on the isolator, avoids exposing for a long time and causes the harm to it outward, improves life to can rotate the insulated column according to actual conditions, improve the result of use of switch.

The outdoor high-voltage isolating switch comprises a case, wherein a first worm and a second worm are rotatably arranged in the case, the first worm and the second worm are coaxially arranged, a first sliding groove and a second sliding groove are formed in the case, a first semicircular block and a second semicircular block are respectively arranged in the first sliding groove and the second sliding groove, one surfaces, facing to an arc, of the first semicircular block and one surface, facing to the arc, of the second semicircular block are respectively and fixedly provided with a first insulator and a second insulator, one surfaces, facing away from the arc, of the first semicircular block and the second semicircular block are respectively and fixedly provided with a semicircular first turbine and a semicircular second turbine, the first turbine and the first worm are mutually meshed, the second turbine and the second worm are mutually meshed, one opposite ends of the first worm and the second worm extend out of the case, and one ends, extending out of the case, of the first worm and the second worm extend out of the case are respectively and are fixedly provided with a rotating handle, the utility model discloses a quick-witted case of first insulator and second insulator, including fixing branch and the vertical upwards setting of branch on first insulator and second insulator, the dog of rectangular size is installed in the one end that quick-witted case was kept away from to first insulator and second insulator on all being equipped with coupling assembling, be equipped with between first insulator and the second insulator first even board and second even board and first even board and second even be connected through the bolt between the board, first even board and second are served in company that the board is in opposite directions and all are equipped with the through-hole of rectangle.

Preferably, the first insulator and the second insulator are provided with protective covers at ends far away from the cabinet, and the protective covers are rotatably connected with the first insulator and the second insulator.

Preferably, the two support rods are sleeved with the top plate and the spring in a sliding mode, the top plate is located between the stop block and the spring, and one end, facing the stop block, of the spring is fixedly connected with the top plate.

Preferably, the first connecting plate is provided with a U-shaped groove, the second connecting plate is positioned in the groove, the first connecting plate is provided with a first sliding hole, and the second connecting plate is provided with a second sliding hole corresponding to the first sliding hole.

Preferably, the cabinet is rotatably provided with a cabinet door, and the surface of the cabinet door is adjacent to the surface of the first insulator.

The utility model has the advantages that: the angle of the two insulators can be changed according to actual conditions, so that the two insulators can better accord with actual working conditions, are controlled through the worm and the worm wheel, have a reverse self-locking function, and improve the stability in use. Be equipped with the safety cover to the tie point, can protect the tie point, avoid the long-term outdoor condition of corroding, improved the life of device, can protect the connecting plate simultaneously, further improvement the life of device.

Drawings

Fig. 1 is a schematic view of the overall front cross-sectional structure of the present invention.

Fig. 2 is a schematic structural view of the whole front of the present invention.

Fig. 3 is a schematic structural view of the integral connecting plate of the present invention.

Fig. 4 is a schematic structural view of the integral protection cover of the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

Given by figures 1, 2, 3 and 4, an outdoor high-voltage isolating switch comprises a case 1 and is characterized in that the inside of the case 1 is rotatably provided with a first worm 2 and a second worm 3, the first worm 2 and the second worm 3 are coaxially arranged, the case 1 is provided with a first chute 10 and a second chute 6, the first chute 10 and the second chute 6 are internally provided with a first semicircular block 9 and a second semicircular block 5, one surfaces of the first semicircular block 9 and the second semicircular block 5 facing the circular arc are respectively fixed with a first insulator 11 and a second insulator 12, one surfaces of the first semicircular block 9 and the second semicircular block 5 facing the circular arc are respectively fixed with a semicircular first turbine 8 and a semicircular second turbine 4, the first turbine 8 and the first worm 2 are mutually meshed, the second turbine 4 and the second worm 3 are mutually meshed, one ends of the first worm 2 and the second worm 3 facing each other extend out of the case 1, and the first worm 2 and the second worm 3 extend out of the case 1 Case 1's one is served and all is fixed with rotation handle 7, first insulator 11 and second insulator 12 are kept away from case 1 and are served and all be equipped with coupling assembling, and coupling assembling is including fixing branch 23 and the vertical upwards setting of branch 23 on first insulator 11 and second insulator 12, and branch 23 is kept away from case 1's one end and is rotated the dog 14 of installing the cuboid type, be equipped with between first insulator 11 and the second insulator 12 first connecting plate 17 and second even 18 and first connecting plate 17 and the second even 18 between be connected through the bolt, first connecting plate 17 and second even 18 in opposite one of board serve and all be equipped with the through-hole 19 of rectangle.

When the device is used, the device is firstly placed at a position needing to work, then the case 1 is fixed on the frame, at the moment, the inclination angle of the insulator can be changed according to the requirement of the actual situation, the rotating handle 7 can be rotated to drive the first worm 2 and the second worm 3 to rotate, the first worm wheel 8 and the second worm wheel 4 are rotated through the mutual meshing of the first worm 2 and the first worm wheel 8 and the mutual meshing between the second worm wheel 3 and the second worm wheel 4, then the first worm wheel 8 is fixed with the first semicircle block 9, the first insulator 11 is fixed on the first semicircle block 9, the first semicircle block 9 is positioned in the first sliding groove 10, so that the first semicircle block 9 can ensure the stability of rotation under the action of the first sliding groove 10, thereby the rotation of the first insulator 11 is realized, and similarly, the second insulator 12 can be rotated under the action of the second worm 3, therefore, the two insulators can be rotated according to actual conditions, and the using effect of the switch is improved. After rotating the required angle, overlap first connecting plate 17 on branch 23, be fixed with dog 14 on branch 23, and dog 14 rotates and installs on branch 23, all be equipped with the through-hole 19 of rectangle on first connecting plate 17 and second even board 18, rotate dog 14 this moment to the position with the through-hole 19 equidirectional, thereby can make first connecting plate 17 and second even board 18 can overlap on branch 23, then rotate dog 14 90 degrees, make dog 14 can fix first connecting plate 17 and second even board 18 on branch 23, thereby realized being connected between the quick and insulator of first connecting plate 17 and second even board 18, the efficiency of using has been improved.

And one ends of the first insulator 11 and the second insulator 12, which are far away from the case 1, are respectively provided with a protective cover 13, and the protective covers 13 are respectively in rotating connection with the first insulator 11 and the second insulator 12.

All be equipped with safety cover 13 on first insulator 11 and second insulator 12, safety cover 13 all covers branch 23 and dog 14 to protect it, avoid long-term the condition that produces rust and corrode in the open air to appear, improved the life of device.

The two supporting rods 23 are sleeved with a top plate 15 and a spring 16 in a sliding mode, the top plate 15 is located between the stop block 14 and the spring 16, and one end, facing the stop block 14, of the spring 16 is fixedly connected with the top plate 15.

In order to make the first connecting plate 17 and the second connecting plate 18 more stable when connecting between insulators, the top plate 15 and the spring 16 are arranged on the support rod 23, and under the action of the spring 16, the top plate 15 always has the pushing force in the direction of the stop block 14, so that the first connecting plate 17 and the second connecting plate 18 can be always pushed tightly with the stop block 14, and the stability in use is improved.

The first connecting plate 17 is provided with a U-shaped groove 24, the second connecting plate 18 is positioned in the groove 24, the first connecting plate 17 is provided with a first sliding hole 20, and the second connecting plate 18 is provided with a second sliding hole 21 corresponding to the first sliding hole 20.

When the two insulators rotate, the distance between the two insulators can be changed, the first sliding hole 20 and the second sliding hole 21 are formed in the first connecting plate 17 and the second connecting plate 18 respectively, the length of the first connecting plate 17 and the length of the second connecting plate 18 can be changed, the distance between the two insulators can be changed, and the using effect of the device is further improved.

A door 22 is rotatably mounted on the chassis 1, and a surface of the door 22 is adjacent to a surface of the first insulator 11.

The case 1 is provided with the case door 22, when the first connecting plate 17 and the second connecting plate 18 are not used, the first connecting plate 17 and the second connecting plate 18 can be taken down and then placed into the case 1 through the case door 22, so that the first connecting plate 17 and the second connecting plate 18 are protected, the situation that rusting and corrosion are generated outdoors for a long time is avoided, and the service life of the device is further prolonged.

The above-mentioned embodiments are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design concept of the present invention should be included in the protection scope defined by the claims of the present invention.

Claims

1. An outdoor high-voltage isolating switch comprises a case (1) and is characterized in that a first worm (2) and a second worm (3) are rotatably mounted in the case (1) and coaxially arranged with the first worm (2) and the second worm (3), a first chute (10) and a second chute (6) are arranged on the case (1) and a first semicircular block (9) and a second semicircular block (5) are respectively arranged in the first chute (10) and the second chute (6), a first insulator (11) and a second insulator (12) are respectively fixed on one surfaces of the first semicircular block (9) and the second semicircular block (5) facing to an arc, a first semicircular turbine (8) and a second semicircular turbine (4) are respectively fixed on one surfaces of the first semicircular block (9) and the second semicircular block (5) facing away from the arc, the first turbine (8) and the first worm (2) are mutually meshed, and the second turbine (4) and the second worm (3) are mutually meshed, one ends of the first worm (2) and the second worm (3) which are opposite to each other extend out of the case (1), and one ends of the first worm (2) and the second worm (3) which extend out of the case (1) are fixed with rotating handles (7), the end, far away from the case (1), of the first insulator (11) and the end, far away from the case (1), of the second insulator (12) are both provided with a connecting assembly, the connecting assembly comprises a supporting rod (23) fixed on the first insulator (11) and the second insulator (12), the supporting rod (23) is vertically and upwards arranged, one end, far away from the case (1), of the supporting rod (23) is rotatably provided with a cuboid-shaped stop block (14), a first connecting plate (17) and a second connecting plate (18) are arranged between the first insulator (11) and the second insulator (12), the first connecting plate (17) and the second connecting plate (18) are connected through bolts, one end of the first connecting plate (17) and one end of the second connecting plate (18) which are opposite are both provided with a rectangular through hole (19).

2. An outdoor high-voltage isolating switch according to claim 1, characterized in that the first insulator (11) and the second insulator (12) are provided with a protective cover (13) at ends thereof away from the cabinet (1), and the protective covers (13) are rotatably connected with the first insulator (11) and the second insulator (12).

3. An outdoor high-voltage isolating switch according to claim 1, characterized in that a top plate (15) and a spring (16) are slidably sleeved on each of the two supporting rods (23), the top plate (15) is located between the stopper (14) and the spring (16), and one end of the spring (16) facing the stopper (14) is fixedly connected with the top plate (15).

4. An outdoor high-voltage isolating switch according to claim 1, characterized in that the first connecting plate (17) is provided with a U-shaped groove (24) and the second connecting plate (18) is located in the groove (24), the first connecting plate (17) is provided with a first sliding hole (20) and the second connecting plate (18) is provided with a second sliding hole (21) corresponding to the first sliding hole (20).

5. An outdoor high voltage isolator according to claim 1, wherein a door (22) is rotatably mounted on the cabinet (1) and the door (22) is located on a surface adjacent to the first insulator (11).