CN219394076U

CN219394076U - Fireproof power switch cabinet

Info

Publication number: CN219394076U
Application number: CN202320845229.XU
Authority: CN
Inventors: 叶理克; 单亦磊; 黄小丽
Original assignee: Cnc Group Shanghai Co ltd
Current assignee: Cnc Group Shanghai Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-07-21
Anticipated expiration: 2033-04-17

Abstract

The utility model relates to power equipment, in particular to a fireproof power switch cabinet, which comprises a cabinet body, wherein two groups of ventilation openings are correspondingly arranged on opposite side surfaces of the cabinet body, the two groups of ventilation openings are respectively used for air intake and air exhaust, a sealing component, a fan component and a filter element are arranged at the ventilation openings, a smoke sensing device is arranged at the ventilation openings used for air exhaust, a carbon dioxide fire extinguishing device is arranged in the cabinet body, and a controller is arranged in the cabinet body.

Description

Fireproof power switch cabinet

Technical Field

The utility model relates to power equipment, in particular to a fireproof power switch cabinet.

Background

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet and then enters the sub-control switch, each shunt is arranged according to the requirements of the switch cabinet, such as an instrument, an automatic control switch, a motor magnetic switch and the like, and the switch cabinet of a high-voltage chamber and a low-voltage chamber is further arranged according to the specification of the voltage of an installation circuit, so that the switch, the control and the protection of electric equipment are realized in the process of generating, transmitting, distributing and converting electric energy of an electric power system.

When the existing power switch cabinet is used, the electronic components in the existing power switch cabinet can generate abnormal heat when the existing power switch cabinet is used due to ageing or damp and the like until the limit temperature causes fire.

However, the currently used power switch cabinet does not have a fireproof function, so that when some electronic components are on fire, the power switch cabinet and other electronic components in the power switch cabinet are damaged.

Disclosure of Invention

The utility model aims to provide a fireproof power switch cabinet, which is used for solving the problem that the power switch cabinet and other electronic components in the interior are damaged when part of electronic components are on fire because the power switch cabinet does not have a fireproof function.

To achieve the above object, the present utility model provides a fire-proof power switch cabinet, comprising:

the cabinet body is correspondingly provided with two groups of ventilation openings on opposite side surfaces thereof, the two groups of ventilation openings are respectively used for air intake and air exhaust, a sealing assembly, a fan assembly and a filter element are arranged at the ventilation openings, the sealing assembly is used for sealing the ventilation openings, the fan assembly is arranged at one side of the sealing assembly, which is close to the interior of the cabinet body, the filter element is arranged between the sealing assembly and the fan assembly, the sealing assembly comprises a plurality of groups of sealing plates, the plurality of groups of sealing plates are rotationally connected at the ventilation openings through connecting columns and are driven to synchronously rotate by a driving assembly, and the ventilation openings are opened and closed;

the smoke sensing device is arranged at the ventilation opening for exhausting air;

the carbon dioxide fire extinguishing device is arranged in the cabinet body;

and the controller is arranged in the cabinet body and is used for receiving alarm information of the smoke sensing device, controlling the driving assembly and controlling the carbon dioxide fire extinguishing device.

As a further scheme of the utility model, the filter piece is a filter plate, a filter screen is arranged on the filter plate, and an installation groove for placing the filter plate is arranged at the vent.

As a further scheme of the utility model, the side surface of the sealing plate is fixedly provided with a mounting plate, and the connecting column is fixedly arranged on the mounting plate.

As a further scheme of the utility model, the driving assembly comprises a limiting column, a movable plate and a driving column, wherein a plurality of groups of limiting columns are fixedly arranged on corresponding mounting plates, the limiting columns are connected with the corresponding movable plates through connecting plates, one sides of the connecting plates are rotationally connected with the limiting columns, the other sides of the connecting plates are slidably connected with the movable plates, a plurality of groups of movable plates are fixedly connected with the driving columns, and the driving columns drive the linear movement through telescopic pieces.

As a further scheme of the utility model, the side edge of the sealing plate is of an arc-shaped structure.

Compared with the prior art, the sealing assembly and the driving assembly are arranged at the sealing opening, the smoke sensing device and the carbon dioxide fire extinguishing device are arranged in the cabinet body, when the smoke sensing device senses smoke generated by combustion in the cabinet body, the controller starts to work, the sealing assembly is controlled to seal the ventilation opening, and the carbon dioxide fire extinguishing device injects carbon dioxide into the cabinet body to extinguish fire, so that the problem that when a part of electronic components are on fire, the power switch cabinet and other electronic components in the cabinet are damaged is avoided.

Drawings

Fig. 1 is a schematic structural diagram of a fireproof power switch cabinet provided by the utility model.

Fig. 2 is an enlarged schematic view of fig. 1 a provided in the present utility model.

Fig. 3 is an enlarged schematic view of fig. 2B provided by the present utility model.

In the accompanying drawings: 1. a cabinet body; 2. a vent; 3. a carbon dioxide fire extinguishing device; 4. a controller; 5. a smoke sensing device; 6. a fan assembly; 7. a filter plate; 8. a seal assembly; 801. a sealing plate; 802. a mounting plate; 803. a connecting column; 9. a drive assembly; 901. a limit column; 902. a connecting plate; 903. a movable plate; 904. a drive column; 905. a telescoping member.

Detailed Description

The technical scheme of the utility model is further described in detail below with reference to the specific embodiments.

As shown in fig. 1 and fig. 2, in the embodiment of the utility model, a fireproof power switch cabinet comprises a cabinet body 1, two sets of ventilation openings 2 are correspondingly arranged on opposite side surfaces of the cabinet body, the two sets of ventilation openings 2 are respectively used for air intake and air exhaust, a sealing assembly 8 is arranged at the ventilation opening 2, a fan 9050 is arranged between the sealing assembly 8 and the fan assembly 6, the sealing assembly 8 comprises a plurality of groups of sealing plates 801, the plurality of groups of sealing plates 801 are rotationally connected at the ventilation opening 2 through connecting columns 803 and are driven to synchronously rotate by a driving assembly 9, and the ventilation opening 2 is opened and closed; the smoke sensing device 5 is arranged at the ventilation opening 2 for exhausting air; the carbon dioxide fire extinguishing device 3 is arranged in the cabinet body 1; the controller 4 is arranged in the cabinet body 1 and is used for receiving alarm information of the smoke sensing device 5, controlling the driving assembly 9 and controlling the carbon dioxide fire extinguishing device 3;

in the utility model, two groups of ventilation openings 2 are communicated to form a channel for conveying air flow, when electronic elements in the power switch cabinet are on fire, the sealing assembly 8 is in an open state, and the two ventilation openings 2 can normally perform air intake and exhaust;

when the electronic components in the power switch cabinet are abnormal and overheat and fire occurs, the smoke sensing device 5 senses smoke generated by combustion in the cabinet body 1 and sends a fire signal to the controller 4, the controller 4 controls the sealing component 8 to seal the ventilation opening 2, so that air flows in and out of the cabinet body 1 are prevented from being exchanged, the carbon dioxide fire extinguishing device 3 injects carbon dioxide into the cabinet body, and the fire electronic components cannot be contacted with oxygen through the concentration of the carbon dioxide in the large counter, so that fire is extinguished by oneself.

In the embodiment of the utility model, as shown in fig. 2, the filter element is a filter plate 7, a filter screen is installed on the filter plate 7, an installation groove for placing the filter plate 7 is arranged at the vent 2, the air flow conveyed through the vent 2 is filtered through the filter screen, and meanwhile, an operator can take out the filter screen through the installation groove for cleaning.

As shown in fig. 3, in the embodiment of the present utility model, a mounting plate 802 is fixedly mounted on a side surface of the sealing plate 801, the connecting columns 803 are fixedly mounted on the mounting plate 802, the driving assembly 9 drives the plurality of groups of sealing plates 801 to rotate around the corresponding connecting columns 803, and the plurality of groups of mounting plates 802 correspondingly control the opening and closing of the ventilation openings 2.

Further, the driving assembly 9 includes a limiting post 901, a movable plate 903 and a driving post 904, wherein a plurality of groups of limiting posts 901 are fixedly mounted on the corresponding mounting plates 802, the limiting posts 901 are connected with the corresponding movable plates 903 through connecting plates 902, one side of each connecting plate 902 is rotationally connected with the corresponding limiting post 901, the other side of each connecting plate 902 is slidably connected with the corresponding movable plate 903, and each movable plate 903 is provided with a limiting groove for fixedly connecting the corresponding connecting plates 902;

the multiple groups of movable plates 903 are fixedly connected with the driving columns 904, the driving columns 904 are driven to linearly move by telescopic pieces 905, wherein the telescopic pieces 905 are electric telescopic rods, and the corresponding driving columns 904 are driven to linearly move by telescopic of the electric telescopic rods;

still further, as shown in fig. 2, the side edge of the sealing plate 801 is in an arc structure, so as to avoid the clamping of the sealing plate 801 during the rotation process, and influence the normal rotation of the sealing plate 801.

In view of the above, according to the utility model, the sealing assembly 8 and the driving assembly 9 are arranged at the sealing opening, the smoke sensing device 5 and the carbon dioxide fire extinguishing device 3 are arranged in the cabinet body 1, when the smoke sensing device 5 senses smoke generated by combustion in the cabinet body 1, the controller 4 starts to work, the sealing assembly 8 is controlled to seal the ventilation opening 2, and the carbon dioxide fire extinguishing device 3 injects carbon dioxide into the cabinet body to extinguish fire, so that the problem that the power switch cabinet and other electronic components in the cabinet are damaged when part of electronic components fire is avoided.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.

Claims

1. A fire-resistant power switch cabinet, comprising:

the carbon dioxide fire extinguishing device is arranged in the cabinet body;

2. The fire-resistant power switch cabinet of claim 1, wherein the filter member is a filter plate, a filter screen is mounted on the filter plate, and a mounting groove for placing the filter plate is formed at the vent.

3. The fire-resistant power switch cabinet of claim 1, wherein the side of the sealing plate is fixedly provided with a mounting plate, and the connecting post is fixedly arranged on the mounting plate.

4. A fire-proof power switch cabinet according to claim 3, wherein the driving assembly comprises a limit post, a movable plate and a driving post, a plurality of groups of limit posts are fixedly mounted on corresponding mounting plates, the limit posts are connected with the corresponding movable plates through connecting plates, one sides of the connecting plates are rotatably connected with the limit posts, the other sides of the connecting plates are slidably connected with the movable plates, the movable plates are fixedly connected with the driving posts, and the driving posts drive the linear movement through telescopic members.

5. The fire-resistant power switch cabinet of claim 1, wherein the side edges of the sealing plate are arc-shaped.