CN220368305U

CN220368305U - Movable switch cabinet

Info

Publication number: CN220368305U
Application number: CN202321760268.6U
Authority: CN
Inventors: 谢正阳
Original assignee: Hubei Chenyi Electric Power Technology Co ltd
Current assignee: Hubei Chenyi Electric Power Technology Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-01-19
Anticipated expiration: 2033-07-05

Abstract

The utility model discloses a removable switch cabinet which comprises a cabinet body, wherein a partition plate is arranged in the cabinet body, and a plurality of independent chambers are enclosed by the partition plate and the cabinet body. The left side of each chamber is provided with a flame retardant device, the flame retardant device comprises a gas tank, a switch valve, a temperature sensor and a controller, and the gas tank stores non-combustible gas; the switch valve is used for controlling the switch of the gas tank, the temperature sensor is used for monitoring the temperature in the corresponding cavity, and the controller is electrically connected with the switch valve and the temperature sensor and used for controlling the switch of the switch valve; the air outlet is arranged on the right side of each cavity, and air in the corresponding cavity can be discharged out of the corresponding cavity through the air outlet. According to the utility model, when an electrical fire disaster occurs in the switch cabinet, the flame retardant device can be triggered in time, so that the extremely rapid diffusion of the fire disaster is prevented, and meanwhile, an alarm is given, so that workers are informed of emergency treatment, and the loss is reduced.

Description

Movable switch cabinet

Technical Field

The utility model relates to the technical field of switch cabinets, in particular to a movable switch cabinet.

Background

The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of a power system and has the functions of on-off, control or protection. The switch cabinet has the functions of overhead incoming and outgoing lines, cable incoming and outgoing lines, bus connection and the like. The method is mainly suitable for various different places such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industry textile, factories and mining enterprises, residential communities, high-rise buildings and the like.

The movable switch cabinet is of a common switch cabinet type, but as the connecting parts in the movable switch cabinet can frequently move, connection looseness and abrasion are easier to occur after the movable switch cabinet is used for a long time, poor contact or electric leakage, short circuit and the like of electrical elements are easier to cause electrical ignition. At present, the removable switch cabinet has two general fire-proof measures, one of which is to remind workers of electric fire by means of alarm, and the interior of the cabinet body has no fire-extinguishing measure; the other is to restrain the fire inside the cabinet by the fireproof or fire-extinguishing partition arranged inside the cabinet while alarming. However, both the above two methods belong to passive protection measures, and lack a measure capable of actively inhibiting or eliminating open fire in the cabinet.

Disclosure of Invention

The utility model mainly aims to provide a removable switch cabinet with a flame retardant device inside.

To achieve the above object, the present utility model provides: the utility model provides a movable switch cabinet, includes the cabinet body, the internal baffle that is equipped with of cabinet, the baffle with the cabinet body encloses and closes a plurality of independent cavities. The left side of each chamber is provided with a flame retardant device, the flame retardant device comprises a gas tank, a switch valve, a temperature sensor and a controller, and the gas tank stores non-combustible gas; the switch valve is used for controlling the switch of the gas tank, the temperature sensor is used for monitoring the temperature in the corresponding cavity, and the controller is electrically connected with the switch valve and the temperature sensor and used for controlling the switch of the switch valve;

the air outlet is arranged on the right side of each cavity, and air in the corresponding cavity can be discharged out of the corresponding cavity through the air outlet.

Further, the flame retardant device comprises a conical guide plate, the guide plate is connected with the cabinet body, the exhaust port of the gas tank is positioned at the end part of the guide plate, and the non-combustible gas is blown to the guide plate from right to left.

Further, the cabinet body is provided with an alarm module, and the alarm module is electrically connected with the controller.

Further, the top of the cabinet body is provided with a ventilation chamber, each chamber is respectively communicated with the ventilation chamber, a blowing component is arranged in the ventilation chamber and used for blowing outside wind into each chamber.

Further, the ventilation chamber communicates with the left side of each chamber.

Further, an air duct is arranged on the right side of the cabinet body and is communicated with each air outlet, and one end of the air duct is positioned at the bottom of the cabinet body and is connected with an air outlet.

Further, the bottom of the cabinet body is provided with an air outlet cavity, the air outlet is in a grid shape and is arranged at the bottom of the air outlet cavity, and the air outlet cavity is lifted by the support legs and is separated from the ground.

The beneficial effects of the utility model are as follows:

according to the utility model, when a fire occurs in the corresponding chamber, the temperature sensor transmits a sensed signal to the controller in real time, and the controller controls the switch valve to release the non-combustible gas stored in the gas tank into the corresponding chamber. Because the gas pitcher is located the left side of cavity, and the gas outlet is located the right side of cavity, consequently the combustion-supporting gas that the gas chamber contained extrudes corresponding cavity from left to right, realizes fire-retardant effect.

Drawings

FIG. 1 is a perspective view of a removable switch cabinet according to the present utility model;

FIG. 2 is a right side cross-sectional view of the removable switch cabinet of the present utility model;

FIG. 3 is a front cross-sectional view of the removable switch cabinet of the present utility model;

reference numerals illustrate:

1. a cabinet body; 11. a partition plate; 111. an air outlet; 2. a flame retardant device; 21. a gas tank; 22. a switch valve; 23. a deflector; 3. a ventilation chamber; 31. a blowing part; 4. an air outlet cavity; 41. and an exhaust port.

Detailed description of the preferred embodiments

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. Embodiments and features of embodiments in this application may be combined with each other without conflict.

It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

See fig. 1-3.

The utility model discloses a removable switch cabinet which comprises a cabinet body 1, wherein a partition plate 11 is arranged in the cabinet body 1, and a plurality of independent chambers are enclosed by the partition plate 11 and the cabinet body 1. The left side of each chamber is provided with a flame retardant device 2, the flame retardant device 2 comprises a gas tank 21, a switch valve 22, a temperature sensor and a controller, and the gas tank 21 stores non-combustible gas; the switch valve 22 is used for controlling the switch of the gas tank 21, the temperature sensor is used for monitoring the temperature in the corresponding chamber, and the controller is electrically connected with the switch valve 22 and the temperature sensor and used for controlling the switch of the switch valve 22;

the air outlet 111 is arranged on the right side of each chamber, and air in the corresponding chamber can be discharged out of the corresponding chamber through the air outlet 111.

In particular, when a fire occurs in the corresponding chamber, the temperature sensor transmits a sensed signal to the controller in real time, and the controller controls the on-off valve 22 to release the non-combustible gas stored in the gas tank 21 into the corresponding chamber. Because the gas tank 21 is located on the left side of the chamber, and the gas outlet is located on the right side of the chamber, the combustion-supporting gas contained in the chamber can be extruded out of the corresponding chamber from left to right by the non-combustible gas, and the flame-retardant effect is realized.

It should be noted that, since the specific connection manner and the operation logic between the temperature sensor, the controller and the nozzle are all common knowledge of those skilled in the art, the description thereof is not repeated here.

Preferably, the non-combustible gas is carbon dioxide gas.

In one embodiment, the flame retardant device 2 includes a conical deflector 23, the deflector 23 is connected to the cabinet 1, the exhaust port 41 of the gas tank 21 is located at the end of the deflector 23, and the non-combustible gas blows from right to left toward the deflector 23. By means of the design, the gas blown to the guide plate 23 is scattered into the corresponding cavity in a planar mode, the left side of the cavity is filled with the gas and then pushed to the right side, combustion-supporting gas can be better pushed out of the corresponding cavity, and the residual of the combustion-supporting gas is reduced.

In one embodiment, the cabinet 1 is provided with an alarm module, which is electrically connected to the controller. So designed, the controller activates the flame retardant device 2 and at the same time transmits alarm information to the staff through the alarm module.

Preferably, the alarm module may employ an audible and visual alarm in the prior art.

In an embodiment, a ventilation chamber 3 is disposed at the top of the cabinet 1, each chamber is respectively communicated with the ventilation chamber 3, a blowing component 31 is disposed in the ventilation chamber 3, and the blowing component 31 is used for blowing external wind into each chamber. By such design, the heat of each chamber can be further dissipated, and the gas entering each chamber is discharged from the corresponding chamber through the air outlet 111.

In one embodiment, the plenum chamber 3 communicates with the left side of each chamber. By the design, the air outlet 111 is positioned on the right side of the corresponding chamber, so that the air entering the corresponding chamber moves from left to right, and heat in the chamber can be taken away sufficiently.

In one embodiment, an air duct is disposed on the right side of the cabinet 1, and is connected to each air outlet 111, and one end of the air duct is located at the bottom of the cabinet 1 and connected to the air outlet 41. By the design, the exhaust port 41 positioned at the bottom of the cabinet body 1 can be used for exhausting air and simultaneously maintaining the drying of the bottom of the cabinet body 1, so that corrosion caused by excessive moisture at the bottom of the cabinet body 1 is avoided.

In an embodiment, the bottom of the cabinet 1 is provided with an air outlet cavity 4, the air outlet 41 is formed at the bottom of the air outlet cavity 4 in a grid shape, and the air outlet cavity 4 is lifted by a supporting leg to be away from the ground. By the design, the moisture at the bottom of the cabinet body 1 can be better removed.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A removable switch cabinet, characterized in that: the novel fire-retardant intelligent cabinet temperature control device comprises a cabinet body (1), wherein a partition board (11) is arranged in the cabinet body (1), a plurality of independent chambers are enclosed by the partition board (11) and the cabinet body (1), a fire-retardant device (2) is arranged on the left side of each chamber, the fire-retardant device (2) comprises a gas tank (21), a switch valve (22), a temperature sensor and a controller, and non-combustible gas is stored in the gas tank (21); the switch valve (22) is used for controlling the switch of the gas tank (21), the temperature sensor is used for monitoring the temperature in the corresponding cavity, and the controller is electrically connected with the switch valve (22) and the temperature sensor and used for controlling the switch of the switch valve (22);

the air outlet (111) is arranged on the right side of each chamber, and air in the corresponding chamber can be discharged out of the corresponding chamber through the air outlet (111).

2. The withdrawable switchgear as claimed in claim 1, wherein: the flame retardant device (2) comprises a conical guide plate (23), the guide plate (23) is connected with the cabinet body (1), an exhaust port (41) of the gas tank (21) is positioned at the end part of the guide plate (23), and non-combustible gas is blown to the guide plate (23) from right to left.

3. A withdrawable switchgear as claimed in claim 1 or 2, wherein: the cabinet body (1) is provided with an alarm module, and the alarm module is electrically connected with the controller.

4. A withdrawable switchgear as claimed in claim 1 or 2, wherein: the top of the cabinet body (1) is provided with a ventilation chamber (3), each chamber is respectively communicated with the ventilation chamber (3), a blowing component (31) is arranged in the ventilation chamber (3), and the blowing component (31) is used for blowing outside wind into each chamber.

5. The withdrawable switchgear as claimed in claim 4, wherein: the ventilation chamber (3) is communicated with the left side of each chamber.

6. A withdrawable switchgear as claimed in claim 1 or 2, wherein: the right side of the cabinet body (1) is provided with an air channel, the air channel is communicated with each air outlet (111), and one end of the air channel is positioned at the bottom of the cabinet body (1) and is connected with an air outlet (41).

7. The withdrawable switchgear as claimed in claim 6, wherein: the bottom of the cabinet body (1) is provided with an air outlet cavity (4), the air outlet (41) is in a grid shape and is arranged at the bottom of the air outlet cavity (4), and the air outlet cavity (4) is lifted by supporting legs and is separated from the ground.