Power distribution control cabinet with fire extinguishing function

Abstract

The utility model discloses a power distribution control cabinet with a fire extinguishing function, and relates to the technical field of power distribution control cabinets. The power distribution control cabinet with the fire extinguishing function comprises a power distribution control cabinet body, a protective door, a sealing device and a fire extinguishing device are arranged on the left side of the power distribution control cabinet body, the sealing device is arranged on the power distribution control cabinet body, the fire extinguishing device is arranged on the protective door and comprises a protective box, and the protective box is fixedly connected to the left side of the protective door. The ABC dry powder extinguishing agent is sprayed out through a plurality of gas outlet pipes to extinguish fire of the power distribution control cabinet, so that the power distribution control cabinet body has a fire extinguishing function, the safety of the power distribution control cabinet during use is improved, then a carbon dioxide release valve on a gas conveying pipe is opened, carbon dioxide in a carbon dioxide tank is input into the power distribution control cabinet through the gas conveying pipe, and the power distribution control cabinet is extinguished. And two sealing plates are matched, so that the interior of the power distribution control cabinet quickly becomes an oxygen-free environment, fire cannot be reignited, and the use safety of the power distribution control cabinet is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution control cabinets, in particular to a power distribution control cabinet with a fire extinguishing function. Background Art

[0002] The control cabinet is a combination of switchgear, measuring instruments, protective electrical appliances and auxiliary equipment assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements. Its layout should meet the requirements for normal operation of the power system, facilitate maintenance, and not endanger the safety of people and surrounding equipment.

[0003] Most of the existing power distribution control cabinets do not have a fire extinguishing structure. When the power distribution control cabinet catches fire, it will cause significant property losses and safety hazards. Although some of the existing power distribution control cabinets are also equipped with fire extinguishers, most of the fire extinguishers are installed in the cabinet, occupying the cabinet space. Secondly, they are mostly used manually, and the fire cannot be extinguished in time and effectively. Therefore, a power distribution control cabinet with a fire extinguishing function is needed. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a power distribution control cabinet with a fire extinguishing function, which can solve the problem that some of the existing power distribution control cabinets are also equipped with fire extinguishers, but the fire extinguishers are mostly arranged inside the cabinet, occupying the cabinet space, and secondly, they are mostly used manually, and the fire cannot be extinguished in time and effectively.

[0006] (II) Technical solution

[0007] To achieve the above object, the utility model provides the following technical solutions: a power distribution control cabinet with a fire extinguishing function, comprising a power distribution control cabinet, a protective door is arranged on the left side of the power distribution control cabinet;

[0008] A sealing device, the sealing device is arranged on the power distribution control cabinet;

[0009] A fire extinguishing device, which is arranged on the protective door and includes a protective box, which is fixedly connected to the left side of the protective door;

[0010] The bottom of the protective box is fixedly connected to an air pump, and the output end of the air pump is fixedly connected to a fourth connecting pipe;

[0011] The interior of the protection box is fixedly connected with an ABC dry powder fire extinguishing agent storage tank, the fourth connecting pipe is fixedly connected with the ABC dry powder fire extinguishing agent storage tank, and the fourth connecting pipe is in communication with the ABC dry powder fire extinguishing agent storage tank;

[0012] Among them, the upper surface of the ABC dry powder fire extinguishing agent storage tank is fixedly connected with a feed pipe communicating therewith, a switch valve is arranged on the feed pipe, and the upper end of the feed pipe passes through the upper surface of the protective box.

[0013] Preferably, the fire extinguishing device further comprises a first connecting pipe, the first connecting pipe is fixedly connected to the upper surface of the protection box, and a pressure valve is provided on the first connecting pipe;

[0014] The lower end of the first connecting pipe penetrates into the interior of the protection box, and the first connecting pipe is fixedly connected to the ABC dry powder fire extinguishing agent storage tank;

[0015] Among them, the first connecting pipe is connected to the ABC dry powder fire extinguishing agent storage tank, and the right end of the first connecting pipe passes through the right side of the protective door.

[0016] Preferably, the fire extinguishing device further comprises three groups of fixing plates, all of which are fixedly connected to the right side of the protective door, one group of fixing plates is composed of left and right corresponding fixing plates, and the opposite surfaces of the three left and right corresponding fixing plates are all fixedly connected with the second connecting pipe;

[0017] Among them, the right sides of the three second connecting pipes are fixedly connected with a plurality of air outlet pipes in communication therewith, and the opposite surfaces of the three second connecting pipes are fixedly connected with three third connecting pipes in communication therewith;

[0018] The right end of the first connecting pipe is fixedly connected to the second connecting pipe located at the lower side, and the first connecting pipe is communicated with the second connecting pipe located at the lower side.

[0019] Preferably, the fire extinguishing device further comprises a liquid carbon dioxide tank, which is fixedly connected to the upper surface of the power distribution control cabinet, and the gas outlet of the liquid carbon dioxide tank is fixedly connected to a gas pipe;

[0020] Among them, a carbon dioxide release valve is arranged on the gas pipeline, and one end of the gas pipeline away from the liquid carbon dioxide tank passes through the interior of the power distribution control cabinet.

[0021] Preferably, the sealing device comprises a concave frame, which is fixedly connected to the front surface of the power distribution control cabinet, and the opposite surfaces of the concave part of the concave frame are provided with rectangular grooves;

[0022] The inner wall of the rectangular groove is slidably connected with a sealing plate, and the opposite surfaces of the concave frame are provided with sliding grooves communicating with the two rectangular grooves.

[0023] Preferably, the sealing device further comprises two support plates, both of which are fixedly connected to the front surface of the power distribution control cabinet, the upper surfaces of the two support plates are fixedly connected to electric telescopic rods, and the telescopic ends of the two electric telescopic rods are fixedly connected to circular connecting plates;

[0024] Wherein, the opposing surfaces of the two circular connecting plates are fixedly connected with sliders, and the opposing surfaces of the two sliders slide through the inner walls of the two slide grooves respectively, and are fixedly connected with the sealing plate;

[0025] There are two sealing devices, and the structures of the two sealing devices are arranged in a front-to-back mirror image.

[0026] Among them, the front and rear surfaces of the distribution control cabinet are provided with ventilation holes connected thereto, both ventilation holes are provided with dustproof nets, a buzzer alarm is provided on the upper surface of the distribution control cabinet, and a fire detector is fixedly installed on the top of the distribution control cabinet.

[0027] (III) Beneficial effects

[0028] Compared with the prior art, the beneficial effects of the utility model are:

[0029] (1) The distribution control cabinet with fire extinguishing function sprays ABC dry powder fire extinguishing agent through multiple air outlet pipes to extinguish the fire in the distribution control cabinet, so that the distribution control cabinet has the function of fire extinguishing, which improves the safety of the distribution control cabinet when in use. Then, the carbon dioxide release valve on the gas pipeline is opened to input the carbon dioxide in the carbon dioxide tank into the distribution control cabinet through the gas pipeline. With the cooperation of two sealing plates, the interior of the distribution control cabinet is quickly transformed into an oxygen-free environment, so that the fire cannot reignite, further improving the safety of the distribution control cabinet when in use.

[0030] (2) The power distribution control cabinet with fire extinguishing function drives two sealing plates to move downward through four circular connecting plates and four sliders. The two sealing plates block the two ventilation holes, cut off the connection between the inside and the outside of the power distribution control cabinet, improve the sealing of the inside of the power distribution control cabinet, prevent open flames from spreading to the outside, and improve the practicality of the power distribution control cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0032] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0033] Figure 2 This is a schematic diagram of the right side of the protective door of the utility model;

[0034] Figure 3 This is a schematic diagram of the connection between the air pump of the utility model and the ABC dry powder fire extinguishing agent storage tank;

[0035] Figure 4 This is a schematic diagram of the interior of the power distribution control cabinet of the utility model;

[0036] Figure 5 for Figure 1 Enlarged schematic diagram at point A in the middle.

[0037] Figure numerals: 1. Power distribution control cabinet; 2. Buzzer alarm; 3. Carbon dioxide tank; 4. Gas pipe; 5. Sealing plate; 6. Rectangular groove; 7. Electric telescopic rod; 8. Support plate; 9. First connecting pipe; 10. Protection box; 11. Feed pipe; 12. Air outlet pipe; 13. Second connecting pipe; 14. Fixed plate; 15. Third connecting pipe; 16. Protection door; 17. Air pump; 18. Fourth connecting pipe; 19. ABC dry powder fire extinguishing agent storage tank; 20. Fire detector; 21. Ventilation port; 22. Concave frame; 23. Slide; 24. Circular connecting plate; 25. Slider. DETAILED DESCRIPTION

[0038] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0039] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0040] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0041] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0042] See also Figure 1-5 , the utility model provides a technical solution: a power distribution control cabinet with a fire extinguishing function, comprising a power distribution control cabinet 1, a protective door 16 is arranged on the left side of the power distribution control cabinet 1, and a sealing device is arranged on the power distribution control cabinet 1;

[0043] A fire extinguishing device, which is arranged on the protection door 16 and includes a protection box 10, which is fixedly connected to the left side of the protection door 16;

[0044] The bottom of the protection box 10 is fixedly connected to an air pump 17, and the output end of the air pump 17 is fixedly connected to a fourth connecting pipe 18;

[0045] The protection box 10 is fixedly connected to an ABC dry powder fire extinguishing agent storage tank 19, and the fourth connecting pipe 18 is fixedly connected to the ABC dry powder fire extinguishing agent storage tank 19, and the fourth connecting pipe 18 is in communication with the ABC dry powder fire extinguishing agent storage tank 19;

[0046] Among them, the upper surface of the ABC dry powder fire extinguishing agent storage tank 19 is fixedly connected with a feed pipe 11 which is in communication therewith, and a switch valve is provided on the feed pipe 11. The upper end of the feed pipe 11 passes through the upper surface of the protection box 10.

[0047] Furthermore, the fire extinguishing device further comprises a first connecting pipe 9, which is fixedly connected to the upper surface of the protection box 10, and a pressure valve is provided on the first connecting pipe 9;

[0048] The lower end of the first connecting pipe 9 penetrates into the interior of the protection box 10, and the first connecting pipe 9 is fixedly connected to the ABC dry powder fire extinguishing agent storage tank 19;

[0049] The first connecting pipe 9 is connected to the ABC dry powder fire extinguishing agent storage tank 19 , and the right end of the first connecting pipe 9 passes through the right side of the protective door 16 .

[0050] Furthermore, the fire extinguishing device further includes three groups of fixing plates 14, all of which are fixedly connected to the right side of the protective door 16, one group of fixing plates 14 is composed of left and right corresponding fixing plates 14, and the opposite surfaces of the three left and right corresponding fixing plates 14 are all fixedly connected with the second connecting pipe 13;

[0051] The right sides of the three second connecting pipes 13 are fixedly connected with a plurality of air outlet pipes 12 in communication therewith, and the opposite surfaces of the three second connecting pipes 13 are fixedly connected with three third connecting pipes 15 in communication therewith;

[0052] The right end of the first connecting pipe 9 is fixedly connected to the second connecting pipe 13 located at the lower side, and the first connecting pipe 9 is communicated with the second connecting pipe 13 located at the lower side.

[0053] Furthermore, the fire extinguishing device further comprises a liquid carbon dioxide tank 3, which is fixedly connected to the upper surface of the power distribution control cabinet 1, and the gas outlet of the liquid carbon dioxide tank 3 is fixedly connected to a gas pipe 4;

[0054] The gas pipeline 4 is provided with a carbon dioxide release valve, and one end of the gas pipeline 4 away from the liquid carbon dioxide tank 3 penetrates into the interior of the power distribution control cabinet 1 .

[0055] Furthermore, the sealing device includes a concave frame 22, which is fixedly connected to the front surface of the power distribution control cabinet 1, and the opposite surfaces of the concave part of the concave frame 22 are provided with rectangular grooves 6;

[0056] The inner wall of the rectangular groove 6 is slidably connected with a sealing plate 5 , and the opposite surfaces of the concave frame 22 are provided with sliding grooves 23 communicating with the two rectangular grooves 6 .

[0057] Furthermore, the sealing device further comprises two support plates 8, both of which are fixedly connected to the front surface of the power distribution control cabinet 1, and both of which are fixedly connected to the upper surfaces of the two support plates 8 with electric telescopic rods 7, and both of which are fixedly connected to the telescopic ends of the two electric telescopic rods 7 with circular connecting plates 24;

[0058] The opposing surfaces of the two circular connecting plates 24 are fixedly connected with sliders 25, and the opposing surfaces of the two sliders 25 slide through the inner walls of the two slide grooves 23 respectively, and are fixedly connected to the sealing plate 5;

[0059] There are two sealing devices, and the structures of the two sealing devices are arranged in a front-to-back mirror image.

[0060] Among them, the front and rear surfaces of the distribution control cabinet 1 are both provided with ventilation holes 21 connected thereto, and dustproof nets are provided on the two ventilation holes 21. A buzzer alarm 2 is provided on the upper surface of the distribution control cabinet 1, and a fire detector 20 is fixedly installed on the top of the distribution control cabinet 1.

[0061] Furthermore, when an open fire appears inside the distribution control cabinet 1, the fire detector 20 will detect the open fire and smoke inside the distribution control cabinet 1, and will send signals to the buzzer alarm 2, the air pump 17 and the four electric telescopic rods 7. The telescopic ends of the four electric telescopic rods 7 move downward quickly, and the telescopic ends of the four electric telescopic rods 7 drive the two sealing plates 5 to move downward through the four circular connecting plates 24 and the four sliders 25. The two sealing plates 5 block the two vents 21, cut off the connection between the inside and outside of the distribution control cabinet 1, improve the sealing of the inside of the distribution control cabinet 1, prevent the open fire from spreading to the outside, and improve the practicality of the distribution control cabinet 1.

[0062] Furthermore, at the same time, the air pump 17 will input the gas generated by itself into the interior of the ABC dry powder fire extinguishing agent storage tank 19 through the fourth connecting pipe 18, and the ABC dry powder fire extinguishing agent inside the ABC dry powder fire extinguishing agent storage tank 19 will enter the interior of the three second connecting pipes 13 together with the gas through the first connecting pipe 9, and then the ABC dry powder fire extinguishing agent will be sprayed out through multiple air outlet pipes 12 to extinguish the fire in the distribution control cabinet 1, so that the distribution control cabinet 1 has the function of extinguishing fire, thereby improving the safety of the distribution control cabinet 1 during use, and then open the carbon dioxide release valve on the gas supply pipe 4, and input the carbon dioxide inside the carbon dioxide tank 3 into the interior of the distribution control cabinet 1 through the gas supply pipe 4, and cooperate with the two sealing plates 5 to make the interior of the distribution control cabinet 1 quickly become an oxygen-free environment, so that the fire cannot reignite, further improving the safety of the distribution control cabinet 1 during use.

[0063] Working principle: When an open fire appears inside the distribution control cabinet 1, the fire detector 20 will detect the open fire and smoke inside the distribution control cabinet 1, and will send signals to the buzzer alarm 2, the air pump 17 and the four electric telescopic rods 7. The telescopic ends of the four electric telescopic rods 7 move downward quickly, and the telescopic ends of the four electric telescopic rods 7 drive the two sealing plates 5 to move downward through the four circular connecting plates 24 and the four sliders 25. The two sealing plates 5 block the two vents 21, cut off the connection between the inside and outside of the distribution control cabinet 1, improve the sealing of the inside of the distribution control cabinet 1, and prevent the open fire from spreading to the outside.

[0064] Furthermore, at the same time, the air pump 17 will input the gas generated by itself into the interior of the ABC dry powder fire extinguishing agent storage tank 19 through the fourth connecting pipe 18, and the ABC dry powder fire extinguishing agent inside the ABC dry powder fire extinguishing agent storage tank 19 will enter the interior of the three second connecting pipes 13 together with the gas through the first connecting pipe 9, and then the ABC dry powder fire extinguishing agent will be sprayed out through multiple air outlet pipes 12 to extinguish the fire in the distribution control cabinet 1, so that the distribution control cabinet 1 has the function of extinguishing the fire, and then the carbon dioxide release valve on the gas pipe 4 is opened, and the carbon dioxide inside the carbon dioxide tank 3 is input into the interior of the distribution control cabinet 1 through the gas pipe 4, and the two sealing plates 5 are used to make the interior of the distribution control cabinet 1 quickly become an oxygen-free environment.

[0065] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A power distribution control cabinet with fire extinguishing function, characterized in that: include: A power distribution control cabinet (1), wherein a protective door (16) is provided on the left side of the power distribution control cabinet (1); A sealing device, the sealing device being arranged on the power distribution control cabinet (1); A fire extinguishing device, the fire extinguishing device is arranged on the protection door (16), the fire extinguishing device comprises a protection box (10), and the protection box (10) is fixedly connected to the left side of the protection door (16); The bottom of the protection box (10) is fixedly connected to an air pump (17), and the output end of the air pump (17) is fixedly connected to a fourth connecting pipe (18); The protection box (10) is fixedly connected to an ABC dry powder fire extinguishing agent storage tank (19) inside, the fourth connecting pipe (18) is fixedly connected to the ABC dry powder fire extinguishing agent storage tank (19), and the fourth connecting pipe (18) is in communication with the ABC dry powder fire extinguishing agent storage tank (19); The upper surface of the ABC dry powder fire extinguishing agent storage tank (19) is fixedly connected to a feed pipe (11) communicating therewith, a switch valve is arranged on the feed pipe (11), and the upper end of the feed pipe (11) passes through the upper surface of the protection box (10).

2. A power distribution control cabinet with fire extinguishing function according to claim 1, characterized in that: The fire extinguishing device further comprises a first connecting pipe (9), the first connecting pipe (9) being fixedly connected to the upper surface of the protection box (10), and a pressure valve being arranged on the first connecting pipe (9); The lower end of the first connecting pipe (9) penetrates into the interior of the protection box (10), and the first connecting pipe (9) is fixedly connected to the ABC dry powder fire extinguishing agent storage tank (19); The first connecting pipe (9) is connected to the ABC dry powder fire extinguishing agent storage tank (19), and the right end of the first connecting pipe (9) passes through the right side of the protective door (16).

3. The power distribution control cabinet with fire extinguishing function according to claim 1, characterized in that: The fire extinguishing device further comprises three groups of fixing plates (14), the three groups of fixing plates (14) are all fixedly connected to the right side of the protective door (16), one group of fixing plates (14) is composed of left and right corresponding fixing plates (14), and the opposite surfaces of the three left and right corresponding fixing plates (14) are all fixedly connected to the second connecting pipe (13); The right sides of the three second connecting tubes (13) are fixedly connected to a plurality of air outlet tubes (12) in communication therewith, and the opposite surfaces of the three second connecting tubes (13) are fixedly connected to three third connecting tubes (15) in communication therewith; The right end of the first connecting tube (9) is fixedly connected to the second connecting tube (13) located at the lower side, and the first connecting tube (9) is in communication with the second connecting tube (13) located at the lower side.

4. The power distribution control cabinet with fire extinguishing function according to claim 1, characterized in that: The fire extinguishing device further comprises a liquid carbon dioxide tank (3), the liquid carbon dioxide tank (3) being fixedly connected to the upper surface of the power distribution control cabinet (1), and the gas outlet of the liquid carbon dioxide tank (3) being fixedly connected to a gas delivery pipe (4); A carbon dioxide release valve is provided on the gas delivery pipe (4), and one end of the gas delivery pipe (4) away from the liquid carbon dioxide tank (3) penetrates into the interior of the power distribution control cabinet (1).

5. The power distribution control cabinet with fire extinguishing function according to claim 1, characterized in that: The sealing device comprises a concave frame (22), the concave frame (22) is fixedly connected to the front surface of the power distribution control cabinet (1), and the opposite surfaces of the concave part of the concave frame (22) are provided with rectangular grooves (6); The inner wall of the rectangular groove (6) is slidably connected with a sealing plate (5), and the opposite surfaces of the concave frame (22) are provided with sliding grooves (23) communicating with the two rectangular grooves (6).

6. A power distribution control cabinet with fire extinguishing function according to claim 5, characterized in that: The sealing device further comprises two support plates (8), the two support plates (8) are fixedly connected to the front surface of the power distribution control cabinet (1), the upper surfaces of the two support plates (8) are fixedly connected to electric telescopic rods (7), and the telescopic ends of the two electric telescopic rods (7) are fixedly connected to circular connecting plates (24); The opposing surfaces of the two circular connecting plates (24) are fixedly connected with sliders (25), and the opposing surfaces of the two sliders (25) slide through the inner walls of the two slide grooves (23) respectively, and are fixedly connected to the sealing plate (5); There are two sealing devices, and the structures of the two sealing devices are arranged in a front-to-back mirror image. The front and rear surfaces of the power distribution control cabinet (1) are both provided with ventilation holes (21) communicating therewith, and dustproof nets are provided on the two ventilation holes (21). A buzzer alarm (2) is provided on the upper surface of the power distribution control cabinet (1), and a fire detector (20) is fixedly installed on the top of the power distribution control cabinet (1).

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