CN218415351U

CN218415351U - Switch cabinet with special valve mechanism

Info

Publication number: CN218415351U
Application number: CN202222724709.9U
Authority: CN
Inventors: 孙伟; 徐剑; 杨小平; 姚久明; 张衡
Original assignee: Dahang Youneng Electrical Co ltd
Current assignee: Dahang Youneng Electrical Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-01-31
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a cubical switchboard with special valve mechanism, include: the device comprises a partition board, a switch cabinet and a power supply, wherein the partition board is vertically arranged between a bus chamber and a circuit breaker chamber in the switch cabinet body, an upper groove for exposing an input static contact and a lower groove for exposing an output static contact are formed in the partition board in a penetrating manner, the positions of the grooves correspond to the static contacts, and guide rails are longitudinally arranged on the partition board on two sides of the grooves in a protruding manner; the valve is arranged on the guide rail in a sliding mode, two shielding areas used for shielding the static contact are arranged at the upper end and the lower end of the valve, the longitudinal length of each shielding area is equal to the width of the corresponding groove, a penetrating groove with the shape consistent with that of the corresponding groove penetrates through the center of the valve, and the valve is located on the side far away from the static contact; the driving device drives the valve to longitudinally slide on the guide rail, and the shielding area is selectively shielded on one side of the static contact. The utility model has the advantages of simple structure and good safety performance.

Description

Switch cabinet with special valve mechanism

Technical Field

The utility model relates to a cubical switchboard field, concretely relates to cubical switchboard with special valve mechanism.

Background

The switch cabinet consists of a fixed cabinet body and a withdrawable circuit breaker, wherein a valve in the cabinet body and a contact box form a closed small chamber to separate an electrified contact, so that the safety of maintainers is ensured. The valve mechanism is mainly used for supporting the valve and ensuring that the valve can be opened in time when the circuit breaker is shaken into the cabinet body, the valve can be closed in time when the circuit breaker is shaken out of the cabinet body, the processing difficulty of the valve parts of the existing switch cabinet is large, the connecting structure is complex, the phenomenon that the upper valve and the lower valve plate are blocked due to friction between the connecting rods often occurs, the use is inconvenient, and further, potential safety hazards can be brought to workers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve prior art's cubical switchboard part and be not convenient for process, lead to the problem of valve and the easy jamming of lower valve because of the structure is complicated to a cubical switchboard with special valve mechanism is provided.

In order to achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a switchgear having a special shutter mechanism, comprising:

the switch cabinet comprises a partition board, a switch cabinet body and a switch cabinet body, wherein the partition board is vertically arranged between a bus chamber and a circuit breaker chamber in the switch cabinet body, an upper groove for exposing an input static contact and a lower groove for exposing an output static contact penetrate through the partition board, the positions of the grooves correspond to the static contacts, guide rails are convexly arranged on the partition board on two sides of the grooves, and the guide rails are longitudinally arranged;

the valve is arranged on the guide rail in a sliding mode, two shielding areas used for shielding the static contact are arranged at the upper end and the lower end of the valve, the longitudinal length of each shielding area is equal to the width of the corresponding groove, a penetrating groove with the shape consistent with that of the corresponding groove penetrates through the center of the valve, and the valve is located on the side far away from the static contact;

the driving device drives the valve to longitudinally slide on the guide rail, and the shielding area is selectively shielded on one side of the static contact.

Preferably, the breaker chamber is located in the switch cabinet body on the first side of the partition plate, and the bus chamber is located in the switch cabinet body on the second side of the partition plate.

Preferably, a cavity for accommodating the partition plate is formed in the cabinet body, and the cavity is longitudinally arranged.

Preferably, the partition is made of an insulating material, and both sides of the partition are fixedly installed in the cavity.

Preferably, the shutter is made of an insulating material, the length of the shutter is less than that of the partition, and the width of the shutter is between the interval between the guide rails and the width of the partition.

Preferably, when the bus bar chamber is connected with the relay chamber, the through groove is aligned and communicated with the upper groove or the lower groove, and the moving contact sequentially penetrates through the through groove and the groove at the communication position and is connected with the static contact.

Preferably, when the bus bar chamber is disconnected from the relay chamber, the shielding region covers one side of the input fixed contact and one side of the output fixed contact, and the through groove is located in the middle of the projection positions of the upper groove and the lower groove.

The utility model discloses at least, include following beneficial effect:

1. the movable valve is movably arranged on the partition board, the partition board is provided with an upper groove and a lower groove which are used for exposing the static contact in a penetrating mode, and the shielding area on the movable valve is selectively shielded on one side of the static contact through the driving device, so that the exposed area of the static contact is shielded or opened by the movable valve, and then the static contact and the movable contact are connected or disconnected.

2. The utility model discloses only adopt a valve, set up the region of shielding that corresponds with input static contact and output static contact on the valve, compare with prior art's last valve and lower valve, improved the motion uniformity that the valve was opened and was closed, guaranteed opening and shutting of input circuit and output circuit and kept the uniformity, improved the security performance of cubical switchboard.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic diagram of an internal structure of a cabinet body of a switch cabinet;

FIG. 2 is a schematic view of the separator;

FIG. 3 is a schematic diagram of the structure of the shutter;

FIG. 4 is a schematic view of the position of the shutter when the circuit breaker is swung into the cabinet;

fig. 5 is a schematic diagram of the position of the shutter when the circuit breaker is shaken out of the cabinet.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

The utility model provides a cubical switchboard with special valve mechanism, fig. 1 ~ 5 show according to the utility model discloses a realize form, include: baffle 1, valve 5, between the vertical generating line room 3 and the circuit breaker room 4 of setting in the switch cabinet body 2 of baffle 1, circuit breaker room 4 is located the switch cabinet body 2 of baffle first side 14, generating line room 3 is located the switch cabinet body 2 of baffle second side 15, baffle 1 is made by insulating material, the setting plays the guard action between generating line room 3 and circuit breaker room 4, threaten staff's safety when preventing the 2 electric leakages of the switch cabinet body, the security performance of cubical switchboard has been improved. In order to realize the fixed installation of the partition board 1, a concave cavity 21 for accommodating the partition board 1 is formed in the cabinet body 2, the concave cavity 21 is longitudinally arranged, and two sides of the partition board 1 are fixedly installed in the concave cavity 21.

An upper groove 11 for exposing the input static contact 31 and a lower groove 12 for exposing the output static contact 32 are formed in the partition board 1 in a penetrating manner, the positions of the grooves correspond to the positions of the static contacts, namely the upper grooves 11 correspond to the input static contacts 31 one by one, and the lower grooves 12 correspond to the output static contacts 32, so that when a handcart is shaken into the cabinet body 2 and the valve 5 is opened, the input moving contact can penetrate through the upper groove 11 to be communicated with the input static contacts 31, and the output moving contact can penetrate through the lower groove 12 to be communicated with the output static contacts 32, so that the aim of communicating the bus chamber 3 with the breaker chamber 4 is fulfilled.

Guide rails 13 are convexly arranged on the partition boards 1 on two sides of the groove, the guide rails 13 are longitudinally arranged, the valve 5 is made of insulating materials, the valve 5 is arranged on the guide rails 13 in a sliding mode, the length of the valve 5 is smaller than that of the partition boards 1, and the width of the valve 5 is between the distance between the guide rails 13 and the width of the partition boards 1.

Two shielding areas 51 for shielding the fixed contact are arranged at the upper end and the lower end of the valve 5, and the valve 5 can longitudinally slide along the length direction of the guide rail 13, so that the relative positions of the shielding areas 51 and the upper groove 11 and the lower groove 12, namely the relative positions of the shielding areas 51 and the input fixed contact 31 and the output fixed contact 32, can be changed, and the valve 5 can realize the function of controlling the on-off of the bus chamber 3 and the breaker chamber 4. The utility model discloses only adopt a valve 5, set up on valve 5 and shield regional 51 that corresponds with input static contact 31 and output static contact 32, compare with prior art's last valve and lower valve, improved the motion uniformity that valve 5 opened and closed, guaranteed opening and shutting of input circuit and output circuit and kept the uniformity, improved the security performance of cubical switchboard.

The valve 5 is movably arranged on the partition board 1, the partition board 1 is provided with an upper groove 11 and a lower groove 12 for exposing the static contact in a penetrating manner, a shielding area 51 on the valve 5 longitudinally slides along the length direction of the valve 5 on the guide rail 13, so that the shielding area 51 selectively shields the first side 14 of the partition board at the upper groove 11 and the lower groove 12 through a driving device, and the shielding area 51 can change the relative position with the input static contact 31 and the output static contact 32, thereby the valve 5 shields or opens the exposed area of the static contact, and further the connection or disconnection of the static contact and the moving contact is realized.

Specifically, the longitudinal length of the shielding area 51 is equal to the width of the groove, a through groove 52 having the same shape as the groove is further formed through the center of the valve 5, the valve 5 is located on the side far away from the fixed contact, the driving device drives the valve 5 to longitudinally slide on the guide rail 13, and the shielding area 51 is selectively shielded on the side of the fixed contact.

When the bus chamber 3 is communicated with the relay chamber 4, the through groove 52 is aligned and communicated with the upper groove 11 or the lower groove 12, and the moving contact sequentially penetrates through the through groove 52 and the groove at the communicated position and is communicated with the static contact. When the bus bar chamber 3 is disconnected from the relay chamber 4, the shielding region 51 covers one side of the input fixed contact 31 and one side of the output fixed contact 32, and the penetrating groove 52 is positioned in the middle of the projection positions of the upper groove 11 and the lower groove 12.

The utility model discloses only adopt a valve 5, set up on valve 5 and input static contact 31 and output static contact 32 the corresponding region 51 that shields, compare with prior art's last valve and lower valve, improved the motion uniformity that valve 5 opened and closed, guaranteed opening and shutting of input circuit and output circuit and kept the uniformity, improved the security performance of cubical switchboard. The movable contact on the relay chamber 4 sequentially penetrates through the through groove 52 and the groove at the communication position and is communicated with the static contact, so that the bus chamber 3 is communicated with the relay chamber 4; if the relay chamber 4 needs to be shaken out of the cabinet body 2, the driving device drives the valve 5 to longitudinally slide on the guide rail 13, so that the shielding area 51 covers one side of the input static contact 31 and one side of the output static contact 32, at the moment, the through groove 52 on the valve 5 is positioned in the middle of the projection positions of the upper groove 11 and the lower groove 12, the moving contact on the relay chamber 4 and the static contact on the bus chamber 3 are isolated by the valve 5, and the bus chamber 3 is insulated from other chambers in the cabinet body 2, so that the safety of workers is ensured.

While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. Therefore, the invention is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept as defined by the appended claims and their equivalents.

Claims

1. A switchgear cabinet with a special shutter mechanism, characterized in that it comprises:

the switch cabinet comprises a partition plate (1), wherein the partition plate (1) is vertically arranged between a bus chamber (3) and a breaker chamber (4) in a switch cabinet body (2), an upper groove (11) for exposing an input static contact (31) and a lower groove (12) for exposing an output static contact (32) penetrate through the partition plate (1), the positions of the grooves correspond to the static contacts, guide rails (13) are arranged on first sides (14) of the partition plate on two sides of the grooves in a protruding mode, and the guide rails (13) are longitudinally arranged;

the valve (5) is arranged on the guide rail (13) in a sliding mode, two shielding areas (51) used for shielding the static contact are arranged at the upper end and the lower end of the valve (5), the longitudinal length of each shielding area (51) is equal to the width of the corresponding groove, a through groove (52) with the shape consistent with that of the corresponding groove is formed in the center of the valve (5) in a penetrating mode, and the valve (5) is located on one side far away from the static contact;

the driving device drives the valve (5) to longitudinally slide on the guide rail (13), and the shielding area (51) is selectively shielded on one side of the static contact.

2. The switchgear cabinet with the special shutter mechanism as claimed in claim 1, characterized in that the breaker chamber (4) is located in the switchgear cabinet body (2) on the first side (14) of the partition, and the busbar chamber (3) is located in the switchgear cabinet body (2) on the second side (15) of the partition.

3. The switchgear cabinet with the special shutter mechanism according to claim 2, characterized in that the cabinet body (2) has a cavity (21) formed therein for receiving the partition (1), said cavity (21) being arranged longitudinally.

4. Switch cabinet with special shutter mechanism according to claim 3, characterized by the fact that the partition (1) is made of insulating material and the partition (1) is fixed mounted in the cavity (21) on both sides.

5. Switch cabinet with special shutter mechanism according to claim 4 characterized by the fact that the shutter (5) is made of insulating material, the length of the shutter (5) is smaller than the length of the partitions (1) and the width of the shutter (5) is between the distance of the guide rails (13) and the width of the partitions (1).

6. The switchgear cabinet with special shutter mechanism according to claim 5, characterized in that when the busbar chamber (3) is connected to the circuit breaker chamber (4), the through slot (52) is aligned and connected to the upper groove (11) or the lower groove (12), and the moving contact penetrates the through slot (52) and the groove at the connection position in turn and is connected to the stationary contact.

7. The switchgear cabinet with the special shutter mechanism as claimed in claim 6, wherein when the bus bar chamber (3) is disconnected from the breaker chamber (4), the shielding area (51) covers the side of the input fixed contact (31) and the output fixed contact (32), and the through groove (52) is located in the middle of the projection positions of the upper groove (11) and the lower groove (12).