Safe fireproof low-voltage switch cabinet

Abstract

The utility model discloses a safe fireproof low-voltage switch cabinet which comprises a cabinet body, a cabinet door is hinged to the surface of the front side of the cabinet body through a hinge, a control panel is arranged on the surface of the cabinet door, a mounting plate is arranged in the cabinet body, a plurality of mounting frames are arranged on the surface of the mounting plate, and a group of threading frames are arranged on the surface of the mounting plate. Wire arranging clamping blocks are welded to the inner wall of the wire penetrating frame. According to the utility model, through the arrangement of the smoke sensor, when a certain position in the cabinet body is on fire, the smoke sensor senses smoke, at the moment, the smoke sensor converts a smoke signal into an electric signal and transmits the electric signal to the control panel, and the control panel controls the electromagnetic valve to be opened; carbon dioxide in the carbon dioxide storage tank enters the longitudinal gas conveying pipes and the transverse gas conveying pipes through the guide pipes and is sprayed out through the spray heads on the surfaces of the longitudinal gas conveying pipes and the transverse gas conveying pipes, the longitudinal gas conveying pipes and the transverse gas conveying pipes are located on the peripheries of the multiple installation frames, a large amount of carbon dioxide can be rapidly sprayed to the fire switch for fire extinguishing, and the fire extinguishing efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage switch cabinets, in particular to a safe and fireproof low-voltage switch cabinet. Background Art

[0002] Low-voltage switchgear is suitable for power plants, petroleum, chemical, metallurgy, textile, high-rise buildings and other industries. It is used for power transmission, distribution and power conversion. It can also be used to control and protect electrical devices such as power supplies, distribution equipment and motors in power systems.

[0003] After searching, the publication number CN212810903U is a fireproof low-voltage switch cabinet, which includes a cabinet body, a back plate is vertically provided inside the cabinet body, and the back plate divides the cabinet body into a first chamber and a second chamber; a smoke sensor is installed at the top of the first chamber; a gas pipe is installed in the second chamber, and the gas pipe is connected to a nozzle, one end of the nozzle extends through the back plate and is placed in the first chamber; a placement groove is provided at the bottom end of the second chamber, and a carbon dioxide gas storage tank is embedded in the placement groove, and one end of the carbon dioxide gas storage tank is connected to the gas pipe through a conduit, and an electromagnetic valve is installed on the conduit; a maintenance port is provided on the rear side of the cabinet body, and a block is embedded in the maintenance port to block the gas. A fixing plate is fixed to the outer side of the block, and fixing components are symmetrically installed on the upper and lower sides of the fixing plate. The utility model has a fire prevention effect and can extinguish the fire automatically when a fire occurs, thereby improving the safety of the low-voltage switch cabinet and avoiding major safety accidents. However, since the nozzle of the utility model is located in the middle position of the low-voltage switch cabinet and is arranged in a vertical direction, the carbon dioxide sprayed during the fire may diffuse slowly to the fire location, resulting in low fire extinguishing efficiency. In addition, the utility model does not have a switch protection structure. When a switch catches fire, it is easy to affect the switches around it, causing other switches to catch fire, resulting in unnecessary economic losses and poor fire safety.

[0004] To this end, a safe and fireproof low-voltage switchgear is proposed, which has the advantages of high fire extinguishing efficiency and high fire safety, thereby solving the problems in the above-mentioned background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a safe and fireproof low-voltage switch cabinet.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a safe and fireproof low-voltage switch cabinet, comprising a cabinet body, a cabinet door hingedly connected to the front surface of the cabinet body by a hinge, and a control panel is provided on the surface of the cabinet door, a mounting plate is provided inside the cabinet body, and a plurality of mounting frames are provided on the surface of the mounting plate, a group of wire threading frames are provided on the surface of the mounting plate, and a wire management block is welded on the inner wall of the wire threading frame, a horizontal gas pipe is installed on the top surface of the cabinet body, and the bottoms of both ends of the horizontal gas pipe are connected to the longitudinal gas pipe, and the horizontal gas pipe and the longitudinal gas pipe are connected to the vertical gas pipe. There are multiple nozzles on the surface, a smoke sensor is provided at the center of the top surface of the cabinet, and the smoke sensor is located above multiple mounting frames, a shock-absorbing seat is provided on one side of the mounting plate inside the cabinet, and a carbon dioxide gas storage tank is provided in the shock-absorbing seat, the top of the carbon dioxide gas storage tank is connected to one of the longitudinal gas pipes through a conduit, and an electromagnetic valve is provided on the surface of the conduit, the bottom surface of the shock-absorbing seat is connected to a horizontal plate through a shock-absorbing spring, and the two side walls inside the shock-absorbing seat are connected to vertical plates through shock-absorbing springs, and the top of the vertical plate is arranged in an arc shape.

[0007] As a further description of the above technical solution: a perspective window is provided on the surface of the cabinet door, and the perspective window is made of fireproof glass material.

[0008] As a further description of the above technical solution: the longitudinal gas pipes and the transverse gas pipes surround the multiple installation frames on three sides.

[0009] As a further description of the above technical solution: the surfaces of both side walls of the cabinet are provided with dust-proof and heat-dissipating nets.

[0010] As a further description of the above technical solution: an inspection door is hingedly connected to the bottom surface of the rear side of the cabinet through a hinge, and the inspection door is located on one side of the carbon dioxide storage tank.

[0011] As a further description of the above technical solution: the output end of the control panel is electrically connected to the solenoid valve, and the input end of the control panel is electrically connected to the smoke sensor, and the model of the smoke sensor is GQQ01.

[0012] The utility model has the following beneficial effects:

[0013] In the present invention, a smoke sensor is provided. When a fire occurs somewhere inside the cabinet, the smoke sensor senses the smoke. At this time, the smoke sensor converts the smoke signal into an electrical signal and transmits it to the control panel. The control panel controls the solenoid valve to open, and the carbon dioxide in the carbon dioxide storage tank enters the longitudinal gas pipe and the transverse gas pipe through the conduit, and is sprayed out through the nozzles on the surfaces of the longitudinal gas pipe and the transverse gas pipe. The longitudinal gas pipe and the transverse gas pipe are located on the periphery of multiple installation frames, and a large amount of carbon dioxide can be quickly sprayed to the fire switch to extinguish the fire. The fire extinguishing efficiency is high. By providing the installation frame, the installation frame is made of fireproof material, and the switch can be It is installed vertically in the installation frame, so that each switch can be installed separately. When a switch catches fire, the installation frame can block the fire, which can effectively slow down the spread of fire, reduce economic losses, and improve fire safety. The fire safety is high. By setting a shock-absorbing base, the bottom surface and side walls of the shock-absorbing base are fixedly connected with horizontal plates and vertical plates through shock-absorbing springs, which can have a good shock-absorbing effect on the carbon dioxide gas storage tank, avoid internal carbon dioxide leakage caused by vibration of the carbon dioxide gas storage tank, and reduce fire extinguishing safety hazards. The top of the vertical plate is set in an arc shape, which can easily insert the carbon dioxide gas storage tank into the shock-absorbing base, thereby increasing convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the external structure of a safety and fireproof low-voltage switchgear of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal structure of a safety and fireproof low-voltage switchgear cabinet of the utility model;

[0016] Figure 3 This is a side sectional view of a safety and fireproof low-voltage switchgear cabinet of the utility model;

[0017] Figure 4 This utility model is a safe and fireproof low-voltage switch cabinet Figure 3 Enlarged view of point A.

[0018] Legend:

[0019] 1. Cabinet body; 2. Cabinet door; 3. Peripheral window; 4. Control panel; 5. Horizontal air pipe; 6. Nozzle; 7. Smoke sensor; 8. Mounting frame; 9. Vertical air pipe; 10. Dust-proof heat dissipation net; 11. Threading frame; 12. Wire management block; 13. Mounting plate; 14. Inspection door; 15. Solenoid valve; 16. CO2 tank; 17. Shock absorber seat; 18. Horizontal plate; 19. Shock absorber spring; 20. Vertical plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] According to an embodiment of the present utility model, a safety and fireproof low-voltage switchgear is provided.

[0022] The present invention will now be further described with reference to the accompanying drawings and specific embodiments. Figure 1-4 As shown, a safety fireproof low-voltage switch cabinet according to an embodiment of the present invention includes a cabinet body 1, a cabinet door 2 is hingedly connected to the front surface of the cabinet body 1 by a hinge, and a control panel 4 is provided on the surface of the cabinet door 2, a mounting plate 13 is provided inside the cabinet body 1, and a plurality of mounting frames 8 are provided on the surface of the mounting plate 13, a group of threading frames 11 are provided on the surface of the mounting plate 13, and a wire management block 12 is welded on the inner wall of the threading frame 11, a horizontal gas pipe 5 is installed on the top surface of the cabinet body 1, and the bottoms of both ends of the horizontal gas pipe 5 are connected to the longitudinal gas pipe 9, and the surfaces of the horizontal gas pipe 5 and the longitudinal gas pipe 9 are provided with multiple sprays Head 6, a smoke sensor 7 is provided at the center of the top surface of the cabinet 1, and the smoke sensor 7 is located above a plurality of mounting frames 8, a shock-absorbing seat 17 is provided on one side of the mounting plate 13 inside the cabinet 1, and a carbon dioxide gas storage tank 16 is provided in the shock-absorbing seat 17, the top of the carbon dioxide gas storage tank 16 is connected to one of the longitudinal gas pipes 9 through a conduit, and a solenoid valve 15 is provided on the surface of the conduit, the bottom surface of the shock-absorbing seat 17 is connected to a horizontal plate 18 through a shock-absorbing spring 19, and both side walls inside the shock-absorbing seat 17 are connected to a vertical plate 20 through a shock-absorbing spring 19, and the top of the vertical plate 20 is arranged in an arc shape.

[0023] In one embodiment, a perspective window 3 is provided on the surface of the cabinet door 2, and the perspective window 3 is made of fireproof glass material. The interior of the cabinet 1 can be observed through the perspective window 3, which can physically isolate the human body from the switches inside the cabinet 1 to ensure personal safety.

[0024] In one embodiment, the longitudinal gas pipe 9 and the transverse gas pipe 5 surround the plurality of mounting frames 8 on three sides, so that when the nozzle 6 sprays carbon dioxide, the ignition switch can be quickly extinguished.

[0025] In one embodiment, dustproof and heat dissipation nets 10 are provided on both side wall surfaces of the cabinet 1, which can dissipate heat inside the cabinet 1, reduce the possibility of switch fire, and prevent external dust from entering the cabinet 1 and causing a short circuit in the surface switch to cause a fire.

[0026] In one embodiment, an inspection door 14 is hinged on the bottom surface of the rear side of the cabinet 1, and the inspection door 14 is located on one side of the carbon dioxide storage tank 16, which is convenient for replacing the carbon dioxide storage tank after use or damage, thereby reducing safety hazards.

[0027] In one embodiment, the output end of the control panel 4 is electrically connected to the solenoid valve 15, and the input end of the control panel 4 is electrically connected to the smoke sensor 7. The model of the smoke sensor 7 is GQQ01. The control panel 4 can be implemented through simple programming by technicians in this field. It is common knowledge in this field and is only used without modification. Therefore, the control method and circuit connection will not be described in detail.

[0028] In one embodiment, the mounting frame 8 is made of fireproof material, which can block the fire, effectively slow down the spread of the fire, and reduce economic losses.

[0029] Working principle:

[0030] When in use, by setting up the smoke sensor 7, when there is a fire somewhere in the cabinet 1, the smoke sensor 7 senses the smoke, and then the smoke sensor 7 converts the smoke signal into an electrical signal and transmits it to the control panel 4. The control panel 4 controls the solenoid valve 15 to open, and the carbon dioxide in the carbon dioxide storage tank 16 enters the longitudinal gas pipe 9 and the transverse gas pipe 5 through the conduit, and is sprayed out through the nozzles 6 on the surface of the longitudinal gas pipe 9 and the transverse gas pipe 5. The longitudinal gas pipe 9 and the transverse gas pipe 5 are located on the periphery of multiple installation frames 8, which can quickly spray a large amount of carbon dioxide to the fire switch to extinguish the fire, and the fire extinguishing efficiency is high. By setting the installation frame 8, the installation frame 8 is made of fireproof material, and the switch can be It is vertically installed in the installation frame 8, so that each switch can be installed separately. When a switch catches fire, the installation frame 8 can block the fire, which can effectively slow down the spread of the fire, reduce economic losses, and improve fire safety. The fire safety is high. By setting a shock-absorbing base, the bottom surface and side walls of the shock-absorbing base are fixedly connected with a horizontal plate 18 and a vertical plate 20 through a shock-absorbing spring 19, which can play a good shock-absorbing role on the carbon dioxide storage tank 16, avoid internal carbon dioxide leakage caused by vibration of the carbon dioxide storage tank 16, and reduce the safety hazard of fire extinguishing. The top of the vertical plate 20 is set in an arc shape, which can easily insert the carbon dioxide storage tank 16 into the shock-absorbing seat 17, thereby increasing convenience.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A safety fireproof low-voltage switch cabinet, comprising a cabinet body (1), characterized in that: The cabinet (1) has a cabinet door (2) hingedly connected to the front surface thereof via a hinge, and a control panel (4) is arranged on the surface of the cabinet door (2); a mounting plate (13) is arranged inside the cabinet (1), and a plurality of mounting frames (8) are arranged on the surface of the mounting plate (13); a group of wire threading frames (11) are arranged on the surface of the mounting plate (13), and a wire management block (12) is welded on the inner wall of the wire threading frame (11); a transverse air supply pipe (5) is installed on the top surface of the cabinet (1), and the bottoms of both ends of the transverse air supply pipe (5) are connected to longitudinal air supply pipes (9); a plurality of nozzles (6) are arranged on the surfaces of the transverse air supply pipe (5) and the longitudinal air supply pipe (9); and a plurality of nozzles (6) are arranged on the top surface of the cabinet (1). A smoke sensor (7) is arranged at the center position, and the smoke sensor (7) is located above a plurality of mounting frames (8); a shock absorbing seat (17) is arranged on one side of the mounting plate (13) and is located inside the cabinet (1); a carbon dioxide gas storage tank (16) is arranged inside the shock absorbing seat (17); the top of the carbon dioxide gas storage tank (16) is connected to one of the longitudinal gas supply pipes (9) through a conduit, and a solenoid valve (15) is arranged on the surface of the conduit; the bottom surface of the shock absorbing seat (17) is connected to a horizontal plate (18) through a shock absorbing spring (19); both side walls inside the shock absorbing seat (17) are connected to vertical plates (20) through shock absorbing springs (19), and the top of the vertical plates (20) is arranged in an arc shape.

2. A safety and fireproof low-voltage switch cabinet according to claim 1, characterized in that: A perspective window (3) is provided on the surface of the cabinet door (2), and the perspective window (3) is made of fireproof glass material.

3. A safety and fireproof low-voltage switch cabinet according to claim 1, characterized in that: The longitudinal gas supply pipe (9) and the transverse gas supply pipe (5) surround the plurality of installation frames (8) on three sides.

4. A safety and fireproof low-voltage switch cabinet according to claim 1, characterized in that: Dust-proof heat dissipation nets (10) are provided on both side wall surfaces of the cabinet (1).

5. The safety and fireproof low-voltage switch cabinet according to claim 1 is characterized in that: An inspection door (14) is hingedly connected to the rear bottom surface of the cabinet (1) via a hinge, and the inspection door (14) is located on one side of the carbon dioxide storage tank (16).

6. A safety and fireproof low-voltage switch cabinet according to claim 1, characterized in that: The output end of the control panel (4) is electrically connected to the solenoid valve (15), and the input end of the control panel (4) is electrically connected to the smoke sensor (7), and the model of the smoke sensor (7) is GQQ01.

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