CN217009040U

CN217009040U - Central indoor high-voltage vacuum circuit breaker

Info

Publication number: CN217009040U
Application number: CN202220808100.7U
Authority: CN
Inventors: 李向阳; 李飞龙; 孙克
Original assignee: Zhejiang Shenhui Electric Co ltd
Current assignee: Zhejiang Shenhui Electric Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-19
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses a middle-set indoor high-voltage vacuum circuit breaker, which is applied to the field of circuit breakers. Including circuit breaker body, fender lid, bottom plate, base, rotation unit, mobile unit and linkage unit, the cooperation of fender lid sets up on the circuit breaker body, the fixed first connecting plate that is provided with of symmetry on the fender lid, rotation unit and first connecting plate fixed connection, the bottom plate is fixed to be set up on the circuit breaker body, the base cooperation sets up on the bottom plate, logical groove has been seted up to the symmetry on the base, the mobile unit is fixed to be set up on the base, the mobile unit corresponds correspondingly with logical groove, the linkage unit sets up on the circuit breaker body, the fixed second extension board that is provided with of symmetry on the bottom plate, be provided with first elevating unit on the second extension board, the fixed second elevating unit that is provided with on the bottom plate, the fixed first gyro wheel that is provided with of symmetry on the base. The utility model can facilitate the installation, connection and use of the circuit breaker.

Description

Central indoor high-voltage vacuum circuit breaker

Technical Field

The utility model relates to the field of circuit breakers, in particular to a middle-set indoor high-voltage vacuum circuit breaker.

Background

The vacuum circuit breaker is named because arc extinguishing media of the vacuum circuit breaker and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is popularized to be applied to a power distribution network. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.

The removal wheel on the circuit breaker can break down sometimes, and this can lead to the circuit breaker not convenient to remove, influences the normal installation of circuit breaker, when maintaining the circuit breaker, need pull down the circuit breaker case lid and put on one side and be more troublesome like this, and the aviation is inserted and is also not convenient for the butt joint.

SUMMERY OF THE UTILITY MODEL

The utility model provides a middle-set indoor high-voltage vacuum circuit breaker, which solves the problems that a movable wheel breaks down sometimes to cause inconvenience in moving the circuit breaker, the normal installation of the circuit breaker is influenced, a circuit breaker box cover needs to be detached and put aside when the circuit breaker is maintained, and the aerial insertion is inconvenient to butt joint.

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

the middle-mounted indoor high-voltage vacuum circuit breaker comprises a circuit breaker body, a blocking cover, a bottom plate, a base, a rotating unit, a moving unit and a connecting unit, wherein the blocking cover is arranged on the circuit breaker body in a matched mode, first connecting plates are symmetrically and fixedly arranged on the blocking cover, the rotating unit is fixedly connected with the first connecting plates, the bottom plate is fixedly arranged on the circuit breaker body, the base is arranged on the bottom plate in a matched mode, through grooves are symmetrically formed in the base, the moving unit is fixedly arranged on the base, the moving unit corresponds to the through grooves in a corresponding mode, the connecting unit is arranged on the circuit breaker body, a second supporting plate is symmetrically and fixedly arranged on the bottom plate, a first lifting unit is arranged on the second supporting plate, a second lifting unit is fixedly arranged on the bottom plate, and first idler wheels are symmetrically and fixedly arranged on the base.

As a preferred aspect of the present invention,

the mobile unit comprises a second idler wheel, a connecting rod, a first supporting rod, a push plate and a spring, wherein the second idler wheel is symmetrically arranged, the connecting rod is symmetrically arranged, the first supporting rod is symmetrically arranged, the push plate is symmetrically arranged, the spring is symmetrically arranged, the second idler wheel is fixedly arranged on the connecting rod, the connecting rod is fixedly arranged on the push plate, the support is symmetrically arranged in a matched mode in the push plate, one end of the support is fixedly arranged on the base, the first supporting rod is fixedly arranged on the support, the spring is arranged on the first supporting rod in a matched mode, and one end of the first supporting rod is connected with the push plate in a matched mode.

As a preferred aspect of the present invention,

the first lifting unit comprises first electric lifting rods and round rods, the first electric lifting rods are symmetrically arranged, the round rods are symmetrically arranged, grooves are formed in the second supporting plate, the first electric lifting rods are fixedly arranged in the grooves, the round rods are fixedly arranged on the second electric lifting rods, and one ends of the round rods penetrate through the bottom plate and correspond to the push plate.

As a preferred embodiment of the present invention,

the second lifting unit comprises an electric rotating disc of a third electric lifting rod, a second fixing plate is arranged on the bottom plate and fixedly connected with the bottom plate through screws symmetrically arranged, the third electric lifting rod is fixedly arranged on the second fixing plate, and the electric rotating disc is fixedly arranged on the third electric lifting rod.

As a preferred embodiment of the present invention,

the connecting unit comprises a first electric sliding block, a second electric lifting rod and a first fixing plate, the first electric sliding block is arranged on the circuit breaker body in a matched mode, the second electric lifting rod is fixedly arranged on the first electric sliding block, and the first fixing plate is fixedly arranged on the second electric lifting rod.

As a preferred embodiment of the present invention,

the rotating unit comprises a second connecting plate and rotating rods, the second connecting plate is symmetrically arranged, the rotating rods are symmetrically arranged, the second connecting plate is arranged on the rotating rods in a matched mode, one end of the second connecting plate is fixedly connected with the first connecting plate, a second electric sliding block is fixedly arranged on the rotating rods, a first supporting plate is arranged on the second electric sliding block in a matched mode, and one end of the first supporting plate is fixedly connected with the circuit breaker body.

As a preferred embodiment of the present invention,

a third fixing plate is fixedly arranged on the first supporting plate, a second supporting rod is fixedly arranged on the third fixing plate, and a third roller is fixedly arranged on the second supporting rod.

In the utility model:

1. this indoor high-pressure vacuum circuit breaker of central formula can use reserve removal source when the circuit breaker can not remove because of the trouble through setting up circuit breaker body, fender lid, bottom plate, base, first gyro wheel, second extension board, recess, first electric lift pole, round bar, logical groove, support, first branch, spring, connecting rod, second gyro wheel, push pedal, second fixed plate, screw, third electric lift pole and electric turntable, the installation work of the circuit breaker of being convenient for like this.

2. This indoor high-pressure vacuum circuit breaker of central-positioned formula is through setting up first extension board, the electronic slider of second, bull stick, second connecting plate, third fixed plate, second branch and third gyro wheel, and what like this can be convenient opens the fender lid, is convenient for to the inspection and the maintenance of circuit breaker, sets up first electronic slider, the electronic lifter of second and first fixed plate, and what the aviation of being convenient for like this inserted places and installs.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present invention;

FIG. 2 is a schematic structural diagram of a base according to the present invention;

FIG. 3 is a schematic structural diagram of the base plate of the present invention;

FIG. 4 is a schematic structural view of a first plate of the present invention.

In the figure: 1. a circuit breaker body; 2. a blocking cover; 3. a base plate; 4. a base; 5. a first roller; 6. a first connecting plate; 7. a first support plate; 8. a second support plate; 9. A groove; 10. a first electric lift lever; 11. a round bar; 12. a first electric slider; 13. a second electric lifting rod; 14. a first fixing plate; 15. a through groove; 16. a support; 17. a first support bar; 18. a spring; 19. a connecting rod; 20. a second roller; 21. Pushing the plate; 22. A second fixing plate; 23. a screw; 24. A third electric lifting rod; 25. an electric turntable; 26. a second electric slider; 27. a rotating rod; 28. a second connecting plate; 29. a third fixing plate; 30. a second support bar; 31. and a third roller.

Detailed Description

Examples

Referring to fig. 1-4, the utility model provides a central indoor high-voltage vacuum circuit breaker, comprising a circuit breaker body 1, a blocking cover 2, a bottom plate 3, a base 4, a rotating unit, a moving unit and a connecting unit, wherein the blocking cover 2 can be placed with some control buttons, the rotating unit can put the blocking cover 2 aside for facilitating the maintenance of the circuit breaker body 1, the moving unit can be used as a standby moving source, the connecting unit facilitates the aerial insertion, the blocking cover 2 is arranged on the circuit breaker body 1 in a matching way, the blocking cover 2 is symmetrically and fixedly provided with first connecting plates 6, the rotating unit is fixedly connected with the first connecting plates 6, the bottom plate 3 is fixedly arranged on the circuit breaker body 1, the base 4 is arranged on the bottom plate 3 in a matching way, the base 4 is symmetrically provided with through grooves 15, the moving unit is fixedly arranged on the base 4, and corresponds to the through grooves 15, the connecting unit is arranged on the circuit breaker body 1, second supporting plates 8 are symmetrically and fixedly arranged on the bottom plate 3, first lifting units are arranged on the second supporting plates 8, the first lifting units are convenient for the moving units to work, second lifting units are fixedly arranged on the bottom plate 3, the second lifting units are convenient for the base 4 to be installed on the circuit breaker body 1, and first idler wheels 5 are symmetrically and fixedly arranged on the base 4.

The mobile unit includes second gyro wheel 20 that the symmetry set up, connecting rod 19, the first branch 17 that the symmetry set up, the push pedal 21 that the symmetry set up and the spring 18 that the symmetry set up, second gyro wheel 20 is fixed to be set up on connecting rod 19, connecting rod 19 is fixed to be set up on push pedal 21, the symmetry cooperation is provided with support 16 on the push pedal 21, the fixed setting on base 4 of support 16 one end, first branch 17 is fixed to be set up on support 16, the cooperation of spring 18 sets up on first branch 17, the one end and the push pedal 21 cooperation of first branch 17 are connected, and push pedal 21 can slide compression spring 18 on support 16 and make second gyro wheel 20 and ground contact, the removal of circuit breaker body 1 of being convenient for.

First lift unit is including the first electric lift pole 10 that the symmetry set up and the round bar 11 that the symmetry set up, set up recess 9 on the second extension board 8, first electric lift pole 10 is fixed to be set up in recess 9, round bar 11 is fixed to be set up on second electric lift pole 13 and one end passes bottom plate 3 and push pedal 21 is corresponding, and the work of first electric lift pole 10 can drive round bar 11 and reciprocate.

The second lifting unit includes electric turntable 25 of third electric lifting rod 24, be provided with second fixed plate 22 on bottom plate 3, screw 23 and bottom plate 3 fixed connection that second fixed plate 22 set up through the symmetry, third electric lifting rod 24 is fixed to be set up on second fixed plate 22, electric turntable 25 is fixed to be set up on third electric lifting rod 24, and third electric lifting rod 24 can drive electric turntable 25 and go up and down, can support circuit breaker body 1, and the installation of base 4 of being convenient for, electric turntable 25 can drive circuit breaker body 1 and rotate.

The connecting unit includes first electronic slider 12, second electric lift pole 13 and first fixed plate 14, the cooperation of first electronic slider 12 sets up on circuit breaker body 1, second electric lift pole 13 is fixed to be set up on first electronic slider 12, first fixed plate 14 is fixed to be set up on second electric lift pole 13, and first electronic slider 12 can drive second electric lift pole 13 and remove, and second electric lift pole 13 can drive first fixed plate 14 and go up and down, can place the aviation on the first fixed plate 14 and insert.

The rotation unit is including the second connecting plate 28 that the symmetry set up and the bull stick 27 that the symmetry set up, the cooperation of second connecting plate 28 sets up on bull stick 27 and one end and 6 fixed connection of first connecting plate, the fixed electronic slider 26 of second that is provided with on the bull stick 27, the cooperation is provided with first support 7 on the electronic slider 26 of second, 7 one end of first support and 1 fixed connection of circuit breaker body, and the first connecting plate 6 of fender lid 2 accessible, pivot and second are connected and are rotated and remove.

A third fixing plate 29 is fixedly arranged on the first supporting plate 7, a second supporting rod 30 is fixedly arranged on the third fixing plate 29, a third roller 31 is fixedly arranged on the second supporting rod 30, the second supporting rod 30 and the third fixing plate 29 play a supporting role for the third roller 31, and the third roller 31 facilitates the movement of the second connecting plate 28.

The working process is as follows: third electric lift pole 24 goes up and down to suitable position and rises circuit breaker body 1, set up base 4 cooperation on circuit breaker body 1, move suitable place through first gyro wheel 5, when first gyro wheel 5 breaks down, first electric lift pole 10 work can drive round bar 11 and remove, round bar 11 is pushing up push plate 21, push plate 21 can slide compression spring 18 on support 16 and make second gyro wheel 20 and ground contact, be convenient for circuit breaker body 1's removal, when carrying out inspection maintenance to circuit breaker body 1, second electric slider 26 moves accessible bull stick 27 on first support 7, second connecting plate 28 and first connecting plate 6, drive fender lid 2 and remove and rotate.

Claims

1. A middle-set indoor high-voltage vacuum circuit breaker is characterized in that: comprises a breaker body (1), a baffle cover (2), a bottom plate (3), a base (4), a rotating unit, a moving unit and a connecting unit, wherein the baffle cover (2) is arranged on the breaker body (1) in a matching way, the baffle cover (2) is symmetrically and fixedly provided with a first connecting plate (6), the rotating unit is fixedly connected with the first connecting plate (6), the bottom plate (3) is fixedly arranged on the breaker body (1), the base (4) is arranged on the bottom plate (3) in a matching way, through grooves (15) are symmetrically arranged on the base (4), the moving unit is fixedly arranged on the base (4) and corresponds to the through grooves (15), the connecting unit is arranged on the breaker body (1), second support plates (8) are symmetrically and fixedly arranged on the bottom plate (3), and a first lifting unit is arranged on the second support plates (8), the base plate (3) is fixedly provided with a second lifting unit, and the base (4) is symmetrically and fixedly provided with first rollers (5).

2. A medium indoor high voltage vacuum circuit breaker according to claim 1, characterized in that: the mobile unit includes second gyro wheel (20) that the symmetry set up, connecting rod (19), the first branch (17) that the symmetry set up, the push pedal (21) that the symmetry set up and spring (18) that the symmetry set up, second gyro wheel (20) are fixed to be set up on connecting rod (19), connecting rod (19) are fixed to be set up on push pedal (21), the symmetry cooperation is provided with support (16) on push pedal (21), support (16) one end is fixed to be set up on base (4), first branch (17) are fixed to be set up on support (16), spring (18) cooperation sets up on first branch (17), the one end and the push pedal (21) cooperation of first branch (17) are connected.

3. A medium indoor high voltage vacuum circuit breaker according to claim 1, wherein: the first lifting unit comprises a first electric lifting rod (10) and a round rod (11), the first electric lifting rod (10) and the round rod (11) are symmetrically arranged, a groove (9) is formed in the second support plate (8), the first electric lifting rod (10) is fixedly arranged in the groove (9), the round rod (11) is fixedly arranged on the second electric lifting rod (13), and one end of the round rod penetrates through the bottom plate (3) and corresponds to the push plate (21).

4. A medium indoor high voltage vacuum circuit breaker according to claim 1, characterized in that: the second lifting unit comprises an electric rotating disc (25) of a third electric lifting rod (24), a second fixing plate (22) is arranged on the bottom plate (3), the second fixing plate (22) is fixedly connected with the bottom plate (3) through screws (23) symmetrically arranged, the third electric lifting rod (24) is fixedly arranged on the second fixing plate (22), and the electric rotating disc (25) is fixedly arranged on the third electric lifting rod (24).

5. A medium indoor high voltage vacuum circuit breaker according to claim 1, wherein: the connecting unit comprises a first electric sliding block (12), a second electric lifting rod (13) and a first fixing plate (14), the first electric sliding block (12) is arranged on the breaker body (1) in a matched mode, the second electric lifting rod (13) is fixedly arranged on the first electric sliding block (12), and the first fixing plate (14) is fixedly arranged on the second electric lifting rod (13).

6. A medium indoor high voltage vacuum circuit breaker according to claim 1, characterized in that: the rotating unit comprises a second connecting plate (28) and a rotating rod (27), the second connecting plate (28) and the rotating rod (27) are symmetrically arranged, the second connecting plate (28) is arranged on the rotating rod (27) in a matched mode, one end of the second connecting plate is fixedly connected with the first connecting plate (6), a second electric sliding block (26) is fixedly arranged on the rotating rod (27), a first supporting plate (7) is arranged on the second electric sliding block (26) in a matched mode, and one end of the first supporting plate (7) is fixedly connected with the circuit breaker body (1).

7. A medium indoor high voltage vacuum circuit breaker according to claim 6, characterized in that: a third fixing plate (29) is fixedly arranged on the first support plate (7), a second support rod (30) is fixedly arranged on the third fixing plate (29), and a third roller (31) is fixedly arranged on the second support rod (30).