CN115579750B - Power distribution cabinet based on line protection - Google Patents

Abstract

The invention discloses a power distribution cabinet based on line protection, relates to the technical field of power distribution cabinets, and comprises a cabinet body, and an emergency protection component is arranged inside the cabinet body, and the emergency protection component includes a mounting frame and a plastic filling bag. A power distribution cabinet based on line protection disclosed by the present invention has a fire inside the cabinet due to aging wires or other reasons, the smoke sensor detects the smoke, the background processing system adjusts the No. 1 electric telescopic rod to drive the extrusion sealing block to separate from the plastic filling bag, and the fire extinguishing powder inside the plastic filling bag is sprayed out. During the spraying process, the hydraulic cylinder is adjusted to drive the extrusion hemisphere to squeeze the plastic filling bag, so that the plastic filling bag quickly presents an inside-out state, and the fire extinguishing powder can be quickly sprayed to various positions inside the cabinet, improving the fire extinguishing powder. The effect and efficiency of fire extinguishing can avoid the effect of large-scale wire and equipment damage caused by fire expansion.

Description

A distribution cabinet based on line protection

technical field

The invention relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet based on line protection.

Background technique

The power distribution cabinet (box) is divided into power distribution cabinet (box), lighting distribution cabinet (box), metering cabinet (box), and is the final equipment of the power distribution system. The power distribution cabinet is a general term for the motor control center. The power distribution cabinet is used in the occasions where the load is relatively scattered and there are few circuits; the motor control center is used in the occasions where the load is concentrated and there are many circuits. They distribute the electric energy of a certain circuit of the upper-level power distribution equipment to the nearest load. This level of equipment shall provide protection, monitoring and control of the load.

During the use of existing power distribution cabinets, if there is an open fire inside due to aging wires or other reasons, conventional power distribution cabinets will be equipped with alarm equipment. However, when the staff learns that there is a fire inside the power distribution cabinet, it takes a certain amount of time to react, which will cause serious damage to the wires and equipment inside the power distribution cabinet, and may cause serious fires, thereby reducing the safety of the power distribution cabinet.

Contents of the invention

The invention discloses a power distribution cabinet based on line protection, aiming to solve the technical problem that when an open fire occurs inside the power distribution cabinet, the fire cannot be extinguished in time, resulting in serious damage to the wires and equipment inside the power distribution cabinet.

In order to achieve the above object, the present invention adopts the following technical solutions:

A power distribution cabinet based on line protection, including a cabinet body, the inside of which is provided with an emergency protection component, and the emergency protection component includes a mounting frame and a plastic filling bag, the mounting frame is fixedly connected to the inside of the cabinet close to the top, and two mounting holes are opened on the top of the mounting frame, the inside of the two mounting holes is fixedly connected with a clamping ring, the plastic filling bag is located inside the clamping ring, the interior of the clamping ring near the top is fixedly connected to an inner ring plate, and the bottom of the inner ring plate is annularly distributed with No. The same extruded ring plate is fixedly connected, the inner side of the clamping ring below the extruded ring plate is fixedly connected with the supporting ring plate, and the outer part of the plastic filling bag is located between the extruding ring plate and the supporting ring plate, and the inside of the plastic filling bag is filled with fire extinguishing powder. The output ends of the No. electric telescopic rods are all fixedly connected with extruded sealing blocks.

By setting up emergency protection components, if the wires in the cabinet are aging or other reasons cause fire inside the cabinet, the smoke sensor will detect the smoke, and the background processing system will adjust the No. 1 electric telescopic rod to drive the extrusion sealing block to separate from the plastic filling bag, and then the fire extinguishing powder inside the plastic filling bag will be sprayed out. During the process of spraying, the hydraulic cylinder will be adjusted to drive the extrusion hemisphere to squeeze the plastic filling bag, so that the plastic filling bag will quickly turn inside out. , to avoid large-scale damage to wires and equipment caused by fire expansion, and to improve the use value of the power distribution cabinet.

In a preferred solution, a mounting ring is fixedly connected to the inner wall of the cabinet close to the emergency protection component, and a smoke sensor is fixedly connected to the inside of the mounting ring.

In a preferred solution, the top of the cabinet is provided with a partition protection assembly, and the partition protection assembly includes a water storage tank and a partition protection frame. The water storage tank is fixedly connected to the top of the cabinet body. The top of the water storage tank has a water inlet hole, and the inside of the water inlet hole is fixedly connected with a connecting pipe. Between the cabinets, an alarm is fixedly connected to the top of the water storage tank, and a pump frame is fixedly connected to one side of the water storage tank, and a water pump is fixedly connected to the top of the pump frame.

By installing a partition protection component, when the smoke sensor transmits the fire situation inside the cabinet to the background, the background processing system controls the water pump to transport the water inside the water storage tank to the sprinkling plate and spray it out through the spray hole to form a water curtain partition layer. The water curtain partition layer cooperates with the partition protection frame to prevent the fire inside the cabinet from spreading to the outside, control the fire inside the cabinet, and improve the safety of the power distribution cabinet during use.

In a preferred solution, one side of the cabinet body is connected with a cabinet door through a hinge, and an observation hole is opened on the outer side of the cabinet door near the top, and a glass observation window is fixedly connected to the inside of the observation hole.

In a preferred solution, the interior of the cabinet close to the bottom is provided with a recovery assembly, and the recovery assembly includes a hollow recovery plate and an adsorption pump, the hollow recovery plate is fixedly connected to the inner wall of the cabinet, and the top of the hollow recovery plate is equidistantly provided with recovery holes, the adsorption pump is placed on the bottom inner wall of the cabinet, and the outside of the adsorption pump is fixedly connected with a handle frame, and the inner side of the hollow recovery plate is fixedly connected with a grid frame. The adsorption end is fixedly connected with an adsorption tube, the other end of the adsorption tube is plugged into the inside of the butt pipe, the delivery end of the adsorption pump is located inside the cabinet, and the inner wall of the cabinet under the hollow recovery plate is fixedly connected with a placement frame, and an auxiliary collection nozzle is placed inside the placement frame, one end of the auxiliary collection nozzle is fixedly connected with a telescopic tube, and the inner wall of the auxiliary collection nozzle is fixedly connected with installation rods equidistantly. .

When the fire extinguishing powder is installed inside the cabinet, the fire extinguishing powder is spread to the outside of each wire and equipment. In order to prevent the fire extinguishing powder from polluting and damaging the equipment, it needs to be collected. The adsorption pump is started, and the adsorption pump collects the fire extinguishing powder through each recovery hole on the hollow recovery plate, and guides it to the bottom of the cabinet. At the same time, in order to improve the collection rate of the fire extinguishing powder, the telescopic tube on the auxiliary collection nozzle is docked with the adsorption tube on the adsorption pump, and the staff carries the adsorption pump to collect the fire extinguishing powder. The range is wider and the collection rate of fire extinguishing powder is improved.

It can be seen from the above that a power distribution cabinet based on line protection provided by the present invention has a fire inside the cabinet caused by aging wires or other reasons, the smoke sensor detects the smoke, the background processing system adjusts the No. position, improve the effect and efficiency of fire extinguishing powder fire extinguishing, and avoid the technical effect of large-area wire and equipment damage caused by fire expansion.

Description of drawings

FIG. 1 is a schematic diagram of the overall structure of a power distribution cabinet based on line protection proposed by the present invention.

Fig. 2 is a front view of the overall structure of a power distribution cabinet based on line protection proposed by the present invention.

Fig. 3 is a schematic diagram of an emergency protection component of a power distribution cabinet based on line protection proposed by the present invention.

FIG. 4 is a cross-sectional view of the partial structure of FIG. 3 .

Fig. 5 is a schematic diagram of a recovery component of a power distribution cabinet based on line protection proposed by the present invention.

Fig. 6 is a schematic diagram of the internal structure of a placement frame of a power distribution cabinet based on line protection proposed by the present invention.

Fig. 7 is a schematic diagram of a partition protection component of a power distribution cabinet based on line protection proposed by the present invention.

In the figure: 1. Cabinet body; 2. Partition protection component; 201. Water storage tank; 202. Water pump; 203. Fitted spray plate; 204. Partition protection frame; 205. Connecting pipe; ;605, placement frame; 606, grid frame; 607, butt joint pipe; 608, adsorption pipe; 609, auxiliary collection nozzle; 610, inner plate; 611, telescopic pipe; 612, installation rod; 613, embedded hose; 7, smoke sensor; 8, installation ring; 9, emergency protection component; 6. Hanging plate; 907, No. 1 electric telescopic rod; 908, extrusion sealing block; 909, fire extinguishing powder; 910, inner ring plate; 911, No. 2 electric telescopic rod; 912, extrusion ring plate; 913, support ring plate.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

The power distribution cabinet based on line protection disclosed by the present invention is mainly used in the case where an open fire occurs inside the power distribution cabinet due to aging wires or other reasons, and an alarm device will be installed inside the conventional power distribution cabinet. However, when the staff learns that there is a fire inside the power distribution cabinet, it takes a certain amount of time to react, which will cause serious damage to the wires and equipment inside the power distribution cabinet, and may lead to a serious fire scene.

Referring to Figures 1-7, a power distribution cabinet based on line protection includes a cabinet body 1. The interior of the cabinet body 1 is provided with an emergency protection component 9, and the emergency protection component 9 includes a mounting frame 901 and a plastic filling bag 902. The mounting frame 901 is fixedly connected to the inner side of the cabinet body 1 near the top, and the top of the mounting frame 901 has two mounting holes. The inside of the two mounting holes is fixedly connected with a clamping ring 905. The plastic filling bag 902 is located inside the clamping ring 905, and the clamping ring 905 is close to the top. The inside of the inner ring plate 910 is fixedly connected with an inner ring plate 910, and the bottom of the inner ring plate 910 is circularly distributed with No. 2 electric telescopic rods 911. The output ends of multiple No. 2 electric telescopic rods 911 are fixedly connected with the same extrusion ring plate 912. The inner side of the clamping ring 905 below the extrusion ring plate 912 is fixedly connected with a support ring plate 913, and the outer part of the plastic filling bag 902 is located between the extrusion ring plate 912 and the support ring plate 913. The inside of the plastic filling bag 902 is filled with fire extinguishing powder 913. 09. A hydraulic cylinder 904 is fixedly connected to the top inner wall of the cabinet body 1 above the plastic filling bag 902, and the output end of the hydraulic cylinder 904 is fixedly connected to an extruded hemisphere 903, and the outer side of the clamping ring 905 is fixedly connected to two hanging plates 906, and the opposite sides of the two hanging plates 906 located outside the same clamping ring 905 are fixedly connected to a No.

Specifically, when the plastic filling bag 902 is clamped by pressing the ring plate 912 and the support ring plate 913, the position where the two are squeezed is a part of the outside of the plastic filling bag 902, thereby ensuring that the plastic filling bag 902 filled with the fire extinguishing powder 909 can be firmly located in the clamping ring 905.

In a specific application scenario, when the hydraulic cylinder 904 is adjusted to drive the extruding hemisphere 903 to extrude the plastic filling bag 902, the part of the plastic filling bag 902 between the support ring plate 913 and the extruding ring plate 912 will not be separated due to the extrusion of the extruding hemisphere 903, thereby ensuring that the upper end of the plastic filling bag 902 is in the state of internal valgus, thereby driving the fire extinguishing powder 909 to quickly separate from the inside of the plastic filling bag 902, improving the fire extinguishing effect.

It should be noted that if the wires inside the cabinet 1 are aging or other reasons cause a fire inside the cabinet 1, the smoke sensor 7 detects the smoke, and the background processing system adjusts the No. 1 electric telescopic rod 907 to drive the extrusion sealing block 908 to separate from the plastic filling bag 902, and then the fire extinguishing powder 909 inside the plastic filling bag 902 is sprayed out. state, the fire extinguishing powder 909 can be quickly sprayed to various positions inside the cabinet body 1 to improve the fire extinguishing effect and efficiency of the fire extinguishing powder 909, avoid large-area wire and equipment damage caused by fire expansion, and improve the use value of the power distribution cabinet.

Referring to FIG. 1 and FIG. 2 , in a preferred embodiment, an installation ring 8 is fixedly connected to the inner wall of the cabinet body 1 near the emergency protection assembly 9 , and a smoke sensor 7 is fixedly connected to the inside of the installation ring 8 .

1, 2 and 7, in a preferred embodiment, the top of the cabinet 1 is provided with a partition protection assembly 2, and the partition protection assembly 2 includes a water storage tank 201 and a partition protection frame 204. The bottom of 03 is equidistantly provided with spray holes 207, the partition protection frame 204 is fixedly connected to the bottom of the sprinkling plate 203, the spray hole 207 is located between the partition protection frame 204 and the cabinet body 1, the top of the water storage tank 201 is fixedly connected to the alarm 3, and one side of the water storage tank 201 is fixedly connected to the pump frame 206, and the top of the pump frame 206 is fixedly connected to the water pump 202, and the water inlet end of the water pump 202 is connected to the water storage tank 20 through a pipeline 1, the water delivery end of the water pump 202 is connected to the inside of the sprinkling plate 203 through a pipeline.

It should be noted that after the smoke sensor 7 transmits the fire situation inside the cabinet 1 to the background, the background processing system controls the water pump 202 to transport the water inside the water storage tank 201 to the sprinkling plate 203 and spray it through the spray hole 207 to form a water curtain partition layer. The water curtain partition layer cooperates with the partition protection frame 204 to prevent the fire inside the cabinet 1 from spreading to the outside, control the fire inside the cabinet 1, and improve the use of the power distribution cabinet. security in .

1, in a preferred embodiment, one side of the cabinet body 1 is connected with a cabinet door 4 through a hinge, and the outside of the cabinet door 4 near the top has an observation hole, and the inside of the observation hole is fixedly connected with a glass observation window 5 .

Referring to Fig. 1, Fig. 2, Fig. 5 and Fig. 6, in a preferred embodiment, the interior of the cabinet body 1 near the bottom is provided with a recovery assembly 6, and the recovery assembly 6 includes a hollow recovery plate 601 and an adsorption pump 604, the hollow recovery plate 601 is fixedly connected to the inner wall of the cabinet body 1, and recovery holes 602 are opened equidistantly on the top of the hollow recovery plate 601, the adsorption pump 604 is placed on the bottom inner wall of the cabinet body 1, and the outside of the adsorption pump 604 is fixedly connected with a handle frame 603 The inner side of the hollow recovery plate 601 is fixedly connected with a grid frame 606, the bottom of the hollow recovery plate 601 is provided with a docking hole, and the inside of the docking hole is fixedly connected with a docking pipe 607, the adsorption end of the adsorption pump 604 is fixedly connected with an adsorption tube 608, and the other end of the adsorption tube 608 is inserted into the inside of the docking pipe 607. 605, and the inside of the placement frame 605 is placed with an auxiliary collecting nozzle 609, one end of the auxiliary collecting nozzle 609 is fixedly connected with a telescopic tube 611, and the inner wall of the auxiliary collecting nozzle 609 is fixedly connected with a mounting rod 612 equidistantly, and the outside of a plurality of mounting rods 612 is fixedly connected with the same inner board 610, and the outer side of the inner board 610 is equidistantly opened with perforations, and each perforation is provided with an embedded hose 613.

In a specific application scenario, when it is necessary to collect the fire extinguishing powder 909 in the gap between the equipment and the electric wire, the embedded hose 613 is introduced into the gap, so that the fire extinguishing powder 909 in this part is collected by the negative pressure adsorption generated by the adsorption pump 604, and the collection rate of the fire extinguishing powder 909 is improved.

It should be noted that when the fire extinguishing powder 909 is used to extinguish the fire inside the cabinet 1, the fire extinguishing powder 909 is spread to the outside of each wire and equipment. In order to prevent the fire extinguishing powder 909 from polluting and damaging the equipment, it needs to be collected. The adsorption pump 604 is started, and the adsorption pump 604 collects the fire extinguishing powder 909 through each recovery hole 602 on the hollow recovery plate 601, and guides it to the bottom of the cabinet 1. At the same time, in order to improve the collection rate of the fire extinguishing powder 909, the auxiliary The telescopic tube 611 on the collecting nozzle 609 is docked with the adsorption tube 608 on the adsorption pump 604, and the staff carry the adsorption pump 604 to collect the fire extinguishing powder 909, the collection range is wider, and the collection rate of the fire extinguishing powder 909 is improved.

Working principle: when in use, if the wire inside the cabinet 1 is aging or other reasons cause a fire inside the cabinet 1, the smoke sensor 7 will detect the smoke. After the detection, the alarm 3 will be turned on, and the background processing system will adjust the No. 1 electric telescopic rod 907 to drive the extrusion sealing block 908 to separate from the plastic filling bag 902, and the fire extinguishing powder 909 inside the plastic filling bag 902 will be sprayed out. The bag 902 quickly presents an inside-out state, and the fire extinguishing powder 909 can be quickly sprayed to various positions inside the cabinet 1. During the fire extinguishing operation, the background processing system controls the water pump 202 to transport the water inside the water storage tank 201 to the sprinkling plate 203, and sprays it through the spray holes 207 to form a water curtain partition layer. The water curtain partition layer cooperates with the partition protection frame 204 to prevent the fire inside the cabinet 1 from spreading to the outside, and the inside of the cabinet 1 is extinguished. After the completion, start the adsorption pump 604, and the adsorption pump 604 collects the fire extinguishing powder 909 through each recovery hole 602 on the hollow recovery plate 601, and guides it to the bottom end of the cabinet body 1. At the same time, in order to improve the collection rate of the fire extinguishing powder 909, connect the telescopic tube 611 on the auxiliary collection nozzle 609 with the adsorption tube 608 on the adsorption pump 604, and then the staff carries the adsorption pump 604 to collect the fire extinguishing powder 909. The collection range is wider and the cabinet is quickly completed. 1 Internal fire extinguishing powder 909 is collected.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention and its inventive concept to make equivalent replacements or changes, should be covered within the scope of protection of the present invention.

Claims (5)

1. The utility model provides a switch board based on line protection, includes cabinet body (1), its characterized in that, the inside of cabinet body (1) is equipped with emergent protection subassembly (9), and emergent protection subassembly (9) are including mounting bracket (901) and plastics filling bag (902), mounting bracket (901) fixed connection is near the inboard at top in cabinet body (1), and open at the top of mounting bracket (901) has two mounting holes, the inside of two mounting holes is all fixedly connected with grip ring (905), plastics filling bag (902) are located the inboard of grip ring (905), the inside fixedly connected with inner ring plate (910) that grip ring (905) is close to the top, and the bottom annular distribution of inner ring plate (910) has No. two electric telescopic handle (911), the same extrusion ring plate (912) of output fixedly connected with of a plurality of No. two electric telescopic handle (911), the inboard fixedly connected with support ring plate (913) that grip ring (905) are located extrusion ring plate (912) below, and the inside outside of part of plastics filling bag (902) is located between extrusion ring plate (912) and support ring plate (913), the inside of inside that plastic filling bag (902) is close to top (903) is located extrusion cylinder (904) is fixed with hydraulic cylinder (904) and is connected with hydraulic cylinder (904), two hanging plates (906) are fixedly connected to the outer side of the clamping ring (905), a first electric telescopic rod (907) is fixedly connected to the opposite sides of the two hanging plates (906) located on the outer side of the same clamping ring (905), and extrusion sealing blocks (908) are fixedly connected to the output ends of the two first electric telescopic rods (907);

the top of the cabinet body (1) is provided with a partition protection assembly (2), the partition protection assembly (2) comprises a water storage tank (201) and a partition protection frame (204), and the water storage tank (201) is fixedly connected to the top of the cabinet body (1);

the top of the water storage tank (201) is provided with a water inlet, the inside of the water inlet is fixedly connected with a connecting pipe (205), the outer side of the cabinet body (1) close to the top is fixedly connected with a bonding spraying plate (203), the bottom of the bonding spraying plate (203) is equidistantly separated from a spraying hole (207), the partition protection frame (204) is fixedly connected to the bottom of the bonding spraying plate (203), and the spraying hole (207) is positioned between the partition protection frame (204) and the cabinet body (1);

the inside that cabinet body (1) is close to the bottom is equipped with recovery subassembly (6), and recovery subassembly (6) are including cavity recovery board (601) and adsorption pump (604), and cavity recovery board (601) fixed connection is in the inner wall of cabinet body (1), and the top equidistance of cavity recovery board (601) is left there is recovery hole (602);

the adsorption pump (604) is arranged on the inner wall of the bottom of the cabinet body (1), the outer side of the adsorption pump (604) is fixedly connected with a handle frame (603), and the inner side of the hollow recovery plate (601) is fixedly connected with a net rack (606);

the bottom of cavity recovery board (601) is opened there is the butt joint hole, and the inside fixedly connected with butt joint pipe (607) of butt joint hole, and the adsorption end fixedly connected with adsorption tube (608) of adsorption pump (604), the other end of adsorption tube (608) peg graft in the inside of butt joint pipe (607), and the conveying end of adsorption pump (604) is located cabinet body (1) inside.

2. The power distribution cabinet based on line protection according to claim 1, wherein a mounting ring (8) is fixedly connected to the inner wall of one side of the cabinet body (1) close to the emergency protection component (9), and a smoke sensor (7) is fixedly connected to the inside of the mounting ring (8).

3. The power distribution cabinet based on line protection according to claim 1, wherein an alarm (3) is fixedly connected to the top of the water storage tank (201), a pump frame (206) is fixedly connected to one side of the water storage tank (201), a water pump (202) is fixedly connected to the top of the pump frame (206), a water inlet end of the water pump (202) is connected to the inside of the water storage tank (201) through a pipeline, and a water delivery end of the water pump (202) is connected to the inside of the laminating spraying plate (203) through a pipeline.

4. The power distribution cabinet based on line protection according to claim 1, wherein one side of the cabinet body (1) is connected with a cabinet door (4) through a hinge, an observation hole is formed in the outer side, close to the top, of the cabinet door (4), and a glass observation window (5) is fixedly connected to the inner portion of the observation hole.

5. The power distribution cabinet based on line protection according to claim 1, wherein the cabinet body (1) is fixedly connected with a placement frame (605) on one side inner wall below the hollow recovery plate (601), an auxiliary collecting nozzle (609) is placed in the placement frame (605), one end of the auxiliary collecting nozzle (609) is fixedly connected with a telescopic pipe (611), mounting rods (612) are fixedly connected with the inner wall of the auxiliary collecting nozzle (609) at equal intervals, the outer sides of the mounting rods (612) are fixedly connected with the same inner plate (610), perforations are formed in the outer sides of the inner plates (610) in an equidistant mode, and embedded hoses (613) are arranged in each perforation.