CN219554227U

CN219554227U - Low-voltage switch cabinet capable of automatically extinguishing fire

Info

Publication number: CN219554227U
Application number: CN202320451717.2U
Authority: CN
Inventors: 周开军; 周子淇; 何正峰; 何金峰; 何正莲; 胡佐昌
Original assignee: Changshun Changzheng Electric Appliance Co ltd
Current assignee: Changshun Changzheng Electric Appliance Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-18
Anticipated expiration: 2033-03-10

Abstract

The utility model discloses a low-voltage switch cabinet capable of automatically extinguishing fire, and relates to the technical field of switch cabinets. Compared with the prior art, the utility model has the advantages that the air inlet is matched with the ventilation mechanism to enable external air to enter the cabinet body through the ventilation opening, then the air is rapidly discharged from the ventilation mechanism through the cabinet body, the heat dissipation of electrical elements in the cabinet body is facilitated, the fire risk is reduced, the use safety is improved, meanwhile, the smoke sensor and the temperature sensor are adopted to monitor the conditions in the cabinet body in real time, when abnormality is detected, the control valve is opened, carbon dioxide gas in the fire extinguisher enters the cabinet body, the cabinet body is filled with the ventilation mechanism, the fire extinguishing speed is greatly improved, and the use safety is further improved.

Description

Low-voltage switch cabinet capable of automatically extinguishing fire

Technical Field

The utility model relates to the technical field of switch cabinets, in particular to a low-voltage switch cabinet capable of automatically extinguishing fire.

Background

The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. Fire protection and fire prevention are important housings in low voltage switchgear because of the electrical equipment present therein. The traditional Chinese patent with the bulletin number of CN208923580U proposes a switch cabinet capable of automatically extinguishing fire in time when in fire, but when in actual use, carbon dioxide gas used for extinguishing fire cannot quickly permeate the switch cabinet, so that the fire extinguishing efficiency is low, and the use is insufficient, so that the low-voltage switch cabinet capable of automatically extinguishing fire is provided.

Disclosure of Invention

The utility model provides a low-voltage switch cabinet capable of automatically extinguishing fire, which solves the technical problems in the background technology.

In order to solve the technical problems, the automatic fire-extinguishing low-voltage switch cabinet provided by the utility model comprises a base, wherein the top of the base is provided with a cabinet body, the front surface of the cabinet body is hinged with a cabinet door, one side of the cabinet body is provided with an air inlet and a ventilation mechanism, the inside of the cabinet body is provided with a partition plate, the partition plate is positioned between the air inlet and the ventilation mechanism, the other side of the cabinet body is provided with a fire extinguisher mechanism, the fire extinguisher mechanism is communicated with the cabinet body, and the bottom of the partition plate is provided with a smoke sensor and a temperature sensor.

Preferably, the ventilation mechanism comprises a shell penetrating through the side face of the cabinet body, fans are installed in the shell, the number of the fans is two, and the two sides of the shell are provided with separation nets.

Preferably, the dustproof pads are arranged in the partition net and the air inlet.

Preferably, the fire extinguisher mechanism comprises a fixed frame movable frame fixed on the side surface of the cabinet body, the fixed frame is of an L-shaped structure, a fire extinguisher is installed in the fixed frame, the movable frame is clamped on the side surface of the fire extinguisher, locking bolts are installed on two sides of the movable frame, a first connecting pipe is installed at the top of the fire extinguisher, a control valve is installed on the first connecting pipe, a second connecting pipe is installed on the side surface of the control valve, and the second connecting pipe is inserted into the top of the cabinet body.

Preferably, the number of the movable frames is a plurality of groups.

Compared with the related art, the low-voltage switch cabinet capable of automatically extinguishing fire provided by the utility model has the following advantages that

The beneficial effects are that:

the utility model provides a low-voltage switch cabinet capable of automatically extinguishing fire, which is characterized in that an air inlet is matched with a ventilation mechanism to enable external air to enter the cabinet body through a ventilation opening, and then the air is quickly discharged from the ventilation mechanism through the cabinet body, so that heat dissipation of electrical components in the cabinet body is facilitated, the fire risk is reduced, and the use safety is improved.

The utility model provides a low-voltage switch cabinet capable of automatically extinguishing fire, which adopts a smoke sensor and a temperature sensor to monitor the condition in the cabinet body in real time, when abnormality is detected, a control valve is opened, carbon dioxide gas in a fire extinguisher enters the cabinet body, and the cabinet body is filled with a ventilation mechanism, so that the fire extinguishing speed is greatly improved, and the use safety is further improved.

Drawings

FIG. 1 is a front view of a low voltage switchgear capable of automatically extinguishing fire in accordance with the present utility model;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a cross-sectional view of the cabinet of FIG. 1;

fig. 4 is a schematic view of the installation of the fire extinguisher mechanism of fig. 1.

Reference numerals in the drawings: 1 base, 2 cabinet body, 3 cabinet door, 4 air inlets, 5 ventilation mechanism, 51 casing, 52 fans, 53 separates the net, 6 fire extinguisher mechanism, 61 mount, 62 fire extinguishers, 63 movable frame, 64 lock bolt, 65 first connecting pipe, 66 control valve, 67 second connecting pipe, 7 baffles.

Detailed Description

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; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment is given by figures 1-4, the automatic fire-extinguishing low-voltage switch cabinet provided by the utility model comprises a base 1, a cabinet body 2 is arranged at the top of the base 1, a cabinet door 3 is hinged at the front surface of the cabinet body 2, an air inlet 4 and a ventilation mechanism 5 are arranged at one side of the cabinet body 2, a partition 7 is arranged in the cabinet body 3, the partition 7 is positioned between the air inlet 4 and the ventilation mechanism 5, the ventilation mechanism 5 comprises a shell 51 penetrating through the side surface of the cabinet body 2, a fan 52 is arranged in the shell 51, the number of the fans 52 is two groups, a separation net 53 is arranged at both sides of the shell 51, dust-proof pads are arranged in the separation net 53 and the air inlet 4, external air enters the cabinet body through the ventilation opening in cooperation with the ventilation mechanism, then rapidly passes through the cabinet body to be discharged from the ventilation mechanism, heat dissipation of electrical elements in the cabinet body is facilitated, and fire risks are reduced, the safety of use is improved, fire extinguisher mechanism 6 is installed to the opposite side of cabinet body 2, fire extinguisher mechanism 6 and cabinet body 2 intercommunication, fire extinguisher mechanism 6 includes the mount 61 movable frame 63 of fixing in cabinet body 2 side, mount 61 is L type structure, the internally mounted of mount 61 has fire extinguisher 62, movable frame 63 joint is in the side of fire extinguisher 62, lock bolt 64 is all installed to the both sides of movable frame 63, first connecting pipe 65 is installed at the top of fire extinguisher 62, install control valve 66 on the first connecting pipe 65, the second connecting pipe 67 is installed to the side of control valve 66, the top of cabinet body 2 is inserted to the second connecting pipe 67, the quantity of movable frame 63 is a plurality of groups, smoke transducer and temperature sensor are installed to the bottom of baffle 7, adopt smoke transducer and temperature sensor to monitor the internal condition of cabinet in real time, when detecting unusual, the control valve is opened, carbon dioxide gas in the fire extinguisher enters the cabinet body, and the cabinet body is filled with the ventilation mechanism, so that the fire extinguishing speed is greatly improved, and the use safety is further improved.

When the fire disaster prevention cabinet is used, the fan 52 is started, the fan 52 pumps out air in the cabinet body 2, the air outside enters the cabinet body 2 through the air inlet, circulated air flows in the cabinet body 2 to effectively dissipate heat of electrical components in the cabinet body 2, the air in the air is reduced by the air inlet 4 and dustproof pads on two sides of the shell 51 to enter the cabinet body 2, the electrical components in the cabinet body 2 are monitored in real time by the smoke sensor and the temperature sensor, when the cabinet body 2 is in a fire disaster, the abnormality in the cabinet body 2 is detected by the smoke sensor and the temperature sensor, the control valve 66 is started, carbon dioxide in the fire extinguisher 62 enters the cabinet body 2, and air oxygen content in the cabinet body 2 is reduced along with the air flow of the fan 52, so that the carbon dioxide is quickly distributed in the cabinet body 2, and the use safety is greatly improved.

In summary, compared with the prior art, the utility model has the advantages that the air inlet is matched with the ventilation mechanism to enable the external air to enter the cabinet body through the ventilation opening, then the air is rapidly discharged from the ventilation mechanism through the cabinet body, the heat dissipation of electrical components in the cabinet body is facilitated, the fire risk is reduced, the use safety is improved, meanwhile, the smoke sensor and the temperature sensor are adopted to monitor the conditions in the cabinet body in real time, when abnormality is detected, the control valve is opened, the carbon dioxide gas in the fire extinguisher enters the cabinet body, the cabinet body is filled with the ventilation mechanism, the fire extinguishing speed is greatly improved, and the use safety is further improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but self-extinguishing low tension switchgear, includes base (1), its characterized in that: the utility model discloses a cabinet, including cabinet body (2), air inlet (4) and ventilation mechanism (5) are installed at the top of base (1), the front of cabinet body (2) articulates there is cabinet door (3), air inlet (4) and ventilation mechanism (5) are installed to one side of cabinet body (2), internally mounted of cabinet body (2) has baffle (7), baffle (7) are located between air inlet (4) and ventilation mechanism (5), fire extinguisher mechanism (6) are installed to the opposite side of cabinet body (2), fire extinguisher mechanism (6) and cabinet body (2) intercommunication, smoke transducer and temperature sensor are installed to the bottom of baffle (7).

2. The automatic fire extinguishing low-voltage switch cabinet according to claim 1, wherein the ventilation mechanism (5) comprises a shell (51) penetrating through the side face of the cabinet body (2), fans (52) are installed in the shell (51), the number of the fans (52) is two, and a separation net (53) is installed on two sides of the shell (51).

3. The automatic fire extinguishing low-voltage switchgear according to claim 2, characterized in that the inside of the said screen (53) and of the air inlet (4) is equipped with dust-proof pads.

4. The automatic low-voltage switch cabinet capable of extinguishing fire according to claim 1, characterized in that the fire extinguisher mechanism (6) comprises a fixing frame (61) movable frame (63) fixed on the side face of the cabinet body (2), the fixing frame (61) is of an L-shaped structure, a fire extinguisher (62) is installed in the fixing frame (61), the movable frame (63) is clamped on the side face of the fire extinguisher (62), locking bolts (64) are installed on two sides of the movable frame (63), a first connecting pipe (65) is installed at the top of the fire extinguisher (62), a control valve (66) is installed on the first connecting pipe (65), a second connecting pipe (67) is installed on the side face of the control valve (66), and the second connecting pipe (67) is inserted into the top of the cabinet body (2).

5. The automatically extinguishing low voltage switchgear according to claim 4, characterized in that the number of the mobile racks (63) is several groups.