CN212810903U

CN212810903U - Fireproof low-voltage switch cabinet

Info

Publication number: CN212810903U
Application number: CN202021375859.8U
Authority: CN
Inventors: 王冉
Original assignee: Jiangsu Citic Kerui Power Technology Co ltd
Current assignee: Jiangsu Citic Kerui Power Technology Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-03-26
Anticipated expiration: 2030-07-14

Abstract

The utility model belongs to the technical field of low-voltage switch cabinets, and particularly discloses a fireproof low-voltage switch cabinet, which comprises a cabinet body, wherein a back plate is vertically arranged in the cabinet body, and the back plate divides the interior of the cabinet body into a first cavity and a second cavity; a smoke sensor is arranged at the top end inside the first chamber; a gas pipe is arranged in the second cavity, a gas nozzle is communicated with the gas pipe, and one end of the gas nozzle extends through the back plate and is arranged in the first cavity; a placing groove is formed in the bottom end of the interior of the second cavity, a carbon dioxide gas storage tank is embedded in the placing groove, one end of the carbon dioxide gas storage tank is communicated with a gas conveying pipe through a guide pipe, and an electromagnetic valve is mounted on the guide pipe; a maintenance port is arranged at the rear side of the cabinet body, a block is embedded in the maintenance port, a fixed plate is fixedly connected to the outer side of the block, and fixed components are symmetrically arranged at the upper side and the lower side of the fixed plate; the utility model discloses have the fire prevention effect, and when taking place the conflagration, can independently put out a fire, improved low-voltage switchgear's security, avoid causing big incident.

Description

Fireproof low-voltage switch cabinet

Technical Field

The utility model relates to a low-voltage switchgear technical field specifically is a low-voltage switchgear of fire prevention.

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.

The existing low-voltage switch cabinet has poor fireproof performance, and when a fire disaster is caused by the conditions that internal electrical components are short-circuited and the like, the fire cannot be timely extinguished, so that the safety of the low-voltage switch cabinet is poor, and a large safety accident is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage switchgear of fire prevention to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fireproof low-voltage switch cabinet comprises a cabinet body, wherein one side of the cabinet body is connected with a cabinet door through a hinge, and a controller is installed on the inner side of the cabinet door; a back plate is vertically arranged in the cabinet body, the back plate divides the interior of the cabinet body into a first cavity and a second cavity, and the first cavity is close to the cabinet door; a smoke sensor is arranged at the top end inside the first chamber; a gas pipe is fixedly arranged on the back plate in the second chamber, the gas pipe is uniformly communicated with gas nozzles, and one end of each gas nozzle, which is far away from the gas pipe, extends through the back plate and is arranged in the first chamber; a placing groove is formed in the bottom end of the interior of the second cavity, a carbon dioxide gas storage tank is embedded in the placing groove, one end of the carbon dioxide gas storage tank is communicated with a gas conveying pipe through a guide pipe, and an electromagnetic valve is mounted on the guide pipe; the rear side of the cabinet body is provided with a maintenance opening corresponding to the carbon dioxide gas storage tank, a plugging block is embedded in the maintenance opening, the outer side of the plugging block is fixedly connected with a fixed plate, and the upper side and the lower side of the fixed plate are symmetrically provided with fixed components.

Preferably, the smoke sensor and the electromagnetic valve are both electrically connected with the controller; the model of the smoke sensor is GQQ01, the model of the electromagnetic valve is 2W-160-15, and the model of the controller is ARGUS.

Preferably, a damping layer made of silica gel materials is arranged between the inner surface of the placing groove and the carbon dioxide gas storage tank.

Preferably, fixed subassembly include with the horizontal pole of fixed plate rigid coupling, the outside slip of horizontal pole is equipped with the carriage release lever, and the horizontal rigid coupling of one end that the horizontal pole was kept away from to the carriage release lever has the inserted bar, and the outside activity cover of horizontal pole is equipped with the spring, and the spring is fixed to be set up between carriage release lever and fixed plate.

Preferably, the fixing plate and the cabinet body are provided with slots corresponding to the insertion rods, and the slots are matched with the insertion rods.

Preferably, heat dissipation holes are uniformly formed in one side of the cabinet body, and dust screens are arranged in the heat dissipation holes; the louvre sets up in the slope, and high-end being located the cabinet internally.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the internal conflagration that breaks out of cabinet, smoke sensor senses smog, and the controller control solenoid valve is opened, and carbon dioxide in the carbon dioxide gas storage tank passes through the pipe and gets into the gas-supply pipe, and the back is spouted to each position of first cavity through the jet-propelled head, puts out a fire, has reduced the potential safety hazard, has improved the security of low-voltage switchgear, avoids causing big incident.

2. The carbon dioxide gas storage tank is embedded in the placing groove, so that the carbon dioxide gas storage tank is convenient to take and place; through being equipped with the maintenance mouth, gomphosis sprue in the maintenance mouth, and sprue and fixed plate rigid coupling, the fixed plate passes through fixed subassembly fixed mounting on the cabinet body, easy operation, easy dismounting is convenient for maintain or change the carbon dioxide gas holder, prevents that the carbon dioxide gas holder from influencing the use because of maintaining improperly, has ensured low-voltage switchgear's fire behavior.

3. The utility model discloses an incline and be equipped with the louvre in cabinet body one side, be equipped with the dust screen in the louvre, the internal electrical components's of cabinet of being convenient for heat dissipation has fire prevention, dustproof, rain-proof effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic view of a in fig. 2.

In the figure: 1. a cabinet body; 2. a cabinet door; 3. a controller; 4. a back plate; 5. a first chamber; 6. a second chamber; 7. a smoke sensor; 8. a dust screen; 9. a gas delivery pipe; 10. a gas showerhead; 11. a placement groove; 12. a carbon dioxide gas storage tank; 13. an electromagnetic valve; 14. a maintenance port; 15. blocking; 16. a fixing plate; 17. a shock-absorbing layer; 18. a cross bar; 19. a travel bar; 20. inserting a rod; 21. a spring; 22. a slot; 23. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a fireproof low-voltage switch cabinet comprises a cabinet body 1, wherein one side of the cabinet body 1 is connected with a cabinet door 2 through a hinge, and a controller 3 is installed on the inner side of the cabinet door 2; a back plate 4 is vertically arranged inside the cabinet body 1, the back plate 4 divides the inside of the cabinet body 1 into a first cavity 5 and a second cavity 6, and the first cavity 5 is close to the cabinet door 2; a smoke sensor 7 is arranged at the top end inside the first chamber 5; a gas pipe 9 is fixedly arranged on the back plate 4 in the second chamber 6, the gas pipe 9 is uniformly communicated with gas nozzles 10, and one end of each gas nozzle 10 far away from the gas pipe 9 extends through the back plate 4 and is arranged in the first chamber 5; a placing groove 11 is formed in the bottom end of the interior of the second chamber 6, a carbon dioxide gas storage tank 12 is embedded in the placing groove 11, one end of the carbon dioxide gas storage tank 12 is communicated with the gas conveying pipe 9 through a guide pipe, and an electromagnetic valve 13 is installed on the guide pipe; the rear side of the cabinet body 1 is provided with a maintenance opening 14 corresponding to the carbon dioxide gas storage tank 12, a block 15 is embedded into the maintenance opening 14, the outer side of the block 15 is fixedly connected with a fixing plate 16, and fixing components are symmetrically arranged on the upper side and the lower side of the fixing plate 16.

Further, the smoke sensor 7 and the electromagnetic valve 13 are both electrically connected with the controller 3; the model of the smoke sensor 7 is GQQ01, the model of the electromagnetic valve 13 is 2W-160-15, and the model of the controller 3 is ARGUS.

Preferably, a damping layer 17 made of a silica gel material is arranged between the inner surface of the placing groove 11 and the carbon dioxide gas storage tank 12.

Further, fixed subassembly includes the horizontal pole 18 with fixed plate 16 rigid coupling, and the outside slip of horizontal pole 18 is equipped with the carriage release lever 19, and the horizontal rigid coupling of one end that horizontal pole 18 was kept away from to carriage release lever 19 has inserted bar 20, and the outside activity cover of horizontal pole 18 is equipped with spring 21, and spring 21 is fixed to be set up between carriage release lever 19 and fixed plate 16.

Furthermore, slots 22 are respectively disposed at the fixing plate 16 and the cabinet body 1 corresponding to the insertion rod 20, and the slots 22 are adapted to the insertion rod 20.

Further, heat dissipation holes 23 are uniformly formed in one side of the cabinet body 1, and dust screens 8 are arranged in the heat dissipation holes 23; the heat dissipation holes 23 are obliquely arranged, and the high end of each heat dissipation hole is located in the cabinet body 1.

The working principle is as follows: when a fire disaster occurs in the cabinet body 1, the smoke sensor 7 senses smoke and transmits the smoke to the controller 3, the controller 3 controls the electromagnetic valve 13 to be opened, carbon dioxide in the carbon dioxide gas storage tank 12 enters the gas transmission pipe 9 through the guide pipe and then is sprayed to all directions of the first cavity through the gas nozzle 10 to extinguish the fire, so that potential safety hazards are reduced, the safety of the low-voltage switch cabinet is improved, and large safety accidents are avoided; the carbon dioxide gas storage tank 12 is embedded in the placing groove 11, so that the carbon dioxide gas storage tank 12 is convenient to take and place, and a damping layer is arranged on the inner wall of the preventing groove 11 and has a protection effect on the carbon dioxide gas storage tank 12; the maintenance port 14 is arranged, the plugging block 15 is embedded in the maintenance port 14, the plugging block 5 is fixedly connected with the fixed plate 16, and the fixed plate 16 is fixedly arranged on the cabinet body 1 through the fixing component, so that the operation is simple, the disassembly and assembly are convenient, the maintenance or the replacement of the carbon dioxide gas storage tank 12 is convenient, and the influence of improper maintenance on the use of the carbon dioxide gas storage tank 12 is prevented; when the fixing component is used, the inserting rod 20 is embedded into the slot 22 under the action of the spring 21, the operation is simple, the fixing plate 16 can be fixed, when the fixing component is disassembled, the moving rod 19 slides along the cross rod 18, and the moving rod 19 drives the inserting rod 20 to be drawn out from the slot 22, so that the disassembly can be completed; a plurality of radiating holes 23 are formed in one side of the cabinet body 1 in a downward inclined mode, a dustproof net 8 is arranged in each radiating hole 23, heat dissipation of electrical components in the cabinet body 1 is facilitated, and the fireproof, dustproof and rainproof effects are achieved.

It is worth noting that: whole device realizes controlling it through total control button, because the equipment that control button matches is equipment commonly used, belongs to current mature technique, no longer gives unnecessary details its electric connection relation and specific circuit structure again.

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

Claims

1. A fireproof low-voltage switch cabinet is characterized by comprising a cabinet body (1), wherein one side of the cabinet body (1) is connected with a cabinet door (2) through a hinge, and a controller (3) is installed on the inner side of the cabinet door (2); a back plate (4) is vertically arranged in the cabinet body (1), the back plate (4) divides the interior of the cabinet body (1) into a first chamber (5) and a second chamber (6), and the first chamber (5) is close to the cabinet door (2); a smoke inductor (7) is arranged at the top end inside the first chamber (5); the air conveying pipe (9) is fixedly arranged on the back plate (4) in the second cavity (6), the air conveying pipe (9) is uniformly communicated with air nozzles (10), and one end, far away from the air conveying pipe (9), of each air nozzle (10) extends through the back plate (4) and is arranged in the first cavity (5); a placing groove (11) is formed in the bottom end of the interior of the second chamber (6), a carbon dioxide gas storage tank (12) is embedded in the placing groove (11), one end of the carbon dioxide gas storage tank (12) is communicated with the gas conveying pipe (9) through a guide pipe, and an electromagnetic valve (13) is installed on the guide pipe; the rear side of the cabinet body (1) is provided with a maintenance opening (14) at a position corresponding to the carbon dioxide storage tank (12), a block (15) is embedded into the maintenance opening (14), the outer side of the block (15) is fixedly connected with a fixed plate (16), and the upper side and the lower side of the fixed plate (16) are symmetrically provided with fixed components.

2. A fire-resistant low-voltage switchgear cabinet according to claim 1, characterized in that: the smoke sensor (7) and the electromagnetic valve (13) are electrically connected with the controller (3); the model of the smoke sensor (7) is GQQ01, the model of the electromagnetic valve (13) is 2W-160-15, and the model of the controller (3) is ARGUS.

3. A fire-resistant low-voltage switchgear cabinet according to claim 1, characterized in that: and a damping layer (17) made of silica gel materials is arranged between the inner surface of the placing groove (11) and the carbon dioxide gas storage tank (12).

4. A fire-resistant low-voltage switchgear cabinet according to claim 1, characterized in that: fixed subassembly includes horizontal pole (18) with fixed plate (16) rigid coupling, and the outside slip of horizontal pole (18) is equipped with carriage release lever (19), and the horizontal rigid coupling of one end that horizontal pole (18) were kept away from in carriage release lever (19) has inserted bar (20), and the outside activity cover of horizontal pole (18) is equipped with spring (21), and spring (21) are fixed to be set up between carriage release lever (19) and fixed plate (16).

5. A fire-resistant low-voltage switchgear cabinet according to claim 4, characterized in that: the fixing plate (16) and the cabinet body (1) are provided with slots (22) corresponding to the inserted rods (20), and the slots (22) are matched with the inserted rods (20).

6. A fire-resistant low-voltage switchgear cabinet according to claim 1, characterized in that: heat dissipation holes (23) are uniformly formed in one side of the cabinet body (1), and dust screens (8) are arranged in the heat dissipation holes (23); the heat dissipation holes (23) are obliquely arranged, and the high end of each heat dissipation hole is located in the cabinet body (1).