Fire prevention and extinguishment structure in electrical distribution box

Abstract

The utility model provides a fire prevention and extinguishment structure in an electrical distribution box, which comprises a distribution box, a clamping seat and a perfluorohexanone gas cylinder are fixedly arranged on one side outside the distribution box, and the perfluorohexanone gas cylinder is arranged below the clamping seat; a transverse pipe of the H-shaped pipeline is clamped on the clamping seat, and the H-shaped pipeline is communicated with the perfluorohexanone gas cylinder; a plurality of fire detection pipes are uniformly distributed and fixedly mounted in the distribution box, and the fire detection pipes are communicated with the H-shaped pipeline; according to the utility model, through the overall arrangement, the fire detection tubes can be rapidly installed, and the required number of fire detection tubes can be installed according to the distribution positions of the electrical elements in the distribution box, so that the corresponding fire detection tubes can be rapidly triggered to extinguish a fire source when a fire disaster occurs, and meanwhile, after the fire detection tubes are triggered in the later period, the fire detection tubes can be conveniently and rapidly installed. And the fire detection tube can be conveniently and independently replaced and arranged, so that the whole device is safer, more convenient and more flexible.

Description

Technical Field

[0001] The utility model belongs to the field of fire extinguishing of distribution boxes, and in particular relates to a fire prevention and fire extinguishing structure in an electrical distribution box. Background Art

[0002] The distribution box is an electrical equipment with the characteristics of small size, easy installation, special technical performance, fixed position, unique configuration function, no site restrictions, wide application, stable and reliable operation, high space utilization, small footprint and environmental protection.

[0003] The massive parameters on the distribution box data generally constitute the low-voltage forest. According to the electrical wiring, it is required to assemble the switchgear, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen to form a low-voltage distribution box. During normal operation, the circuit can be connected or disconnected with the help of manual or automatic switches.

[0004] Although there are many different fire prevention and extinguishing structures in electrical distribution boxes on the market, such as perfluorohexanone automatic fire extinguishing devices, the existing perfluorohexanone automatic fire extinguishing devices are not convenient for fixing the fire detection tubes, and are not convenient for secondary arrangement of the fire detection tubes after being triggered at a later stage, so they have great limitations.

[0005] Therefore, it is very necessary to invent a fire prevention and fire extinguishing structure in an electrical distribution box. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides a fire prevention and fire extinguishing structure in an electrical distribution box. The technical solution adopted is: a fire prevention and fire extinguishing structure in an electrical distribution box, comprising a distribution box, wherein: a holder and a perfluorohexanone gas cylinder are fixedly installed on one side of the outside of the distribution box, and the perfluorohexanone gas cylinder is below the holder; the transverse pipe of the H pipe is clamped on the holder, and the H pipe is connected to the perfluorohexanone gas cylinder; a plurality of fire detection tubes are evenly fixedly installed inside the distribution box, and the fire detection tubes are connected to the H pipe;

[0007] Preferably, a plurality of countersunk holes 1 and 2 are evenly distributed on one side of the distribution box, and the countersunk holes 1 and 2 are both connected to the inside of the distribution box, and the large holes of the countersunk holes 1 and 2 face outward; one end of the fire detection tube is fixedly installed in the corresponding countersunk holes 1 and 2;

[0008] Preferably, a plurality of limiting holes 1 and 2 are evenly distributed on the other side of the distribution box, and both the limiting holes 1 and 2 are connected to the inside of the distribution box; the other end of the fire detection tube passes through the corresponding limiting holes 1 and 2;

[0009] Preferably, a plurality of limit grooves are evenly distributed on the back of the inside of the distribution box, and the number of the limit grooves corresponds to the number of the countersunk holes 2 and the limit holes 2; one end of the limit groove is connected to the corresponding countersunk holes 2, and the other end of the limit groove is connected to the corresponding limit hole 2; the fire detection tube is in the corresponding limit groove;

[0010] Preferably, a limit cap is fixedly installed at one end of the fire detection tube, and a threaded head is rotatably installed at the other end of the fire detection tube, and the threaded head is connected to the fire detection tube; the limit cap is stuck in the corresponding countersunk hole 1 and countersunk hole 2; the threaded head passes through the corresponding limit hole 1 and limit hole 2 to be fixedly connected to the H pipe and communicate with the H pipe;

[0011] Preferably, a plurality of internally threaded pipe heads are evenly and fixedly installed on the two vertical pipes of the H pipe, and the internally threaded pipe heads are connected to the H pipe; the threaded heads are fixedly connected to the corresponding internally threaded pipe heads.

[0012] Preferably, an installation cavity is opened below one side of the exterior of the distribution box, and the installation cavity is below the card seat; the perfluorohexanone gas cylinder is partially fixedly installed in the installation cavity.

[0013] Preferably, a C-shaped slot and a notch are provided at the front end of the holder, and the notch is below the C-shaped slot. The notch is connected to the C-shaped slot and is arranged vertically; the transverse tube of the H pipe is clamped in the C-shaped slot.

[0014] Preferably, a connecting pipe is fixedly installed on the horizontal pipe of the H pipe and is connected to the connecting pipe, and the connecting pipe is stuck in the notch, and the connecting pipe is fixedly connected to the gas outlet end of the perfluorohexanone gas cylinder.

[0015] Compared with the prior art, the advantages of the utility model are:

[0016] The overall arrangement of the utility model not only facilitates the rapid installation of the fire detection tubes, but also can install the required number of fire detection tubes according to the distribution positions of the electrical components inside the distribution box. In this way, when a fire occurs on the rear side of the electrical components, the corresponding fire detection tubes in the limit grooves can be quickly triggered to extinguish the fire source. When a fire occurs on the front side of the electrical components, the corresponding fire detection tubes on the front side can be quickly triggered, thereby making the overall arrangement safer and more reliable. At the same time, after the fire detection tubes are triggered at a later stage, it is convenient to replace and arrange the fire detection tubes separately, thereby making the overall arrangement more convenient and flexible. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the internal structure of the utility model.

[0018] Figure 2 The utility model is a schematic diagram of the structure of the limiting cap and the first countersunk hole and the second countersunk hole.

[0019] Figure 3 It is a schematic diagram of the explosion structure of the utility model.

[0020] Figure 4 It is a partial enlarged structural schematic diagram of point A of the utility model.

[0021] Figure 5 It is a partial enlarged structural schematic diagram of point B of the utility model.

[0022] In the figure:

[0023] Distribution box 1, card holder 2, C-type card slot 21, notch 22, H pipe 3, internal threaded pipe head 31, perfluorohexanone gas cylinder 4, fire detection tube 5, limiting cap 51, threaded head 52, countersunk hole 1 6, countersunk hole 2 7, limiting hole 1 8, limiting hole 2 9, limiting groove 10, installation cavity 11. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be described clearly and completely below. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0025] In the description of the embodiments, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the utility model 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 utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0026] The utility model is further described below in conjunction with the accompanying drawings:

[0027] Embodiment 1

[0028] Reference Figure 1-5 , a fire prevention and fire extinguishing structure in an electrical distribution box, comprising a distribution box 1, wherein: a holder 2 and a perfluorohexanone gas cylinder 4 are fixedly installed on one side of the outside of the distribution box 1, and through the setting of the perfluorohexanone gas cylinder 4, when a fire occurs in the electrical distribution box, the fire source can be extinguished in time, and the perfluorohexanone gas cylinder 4 is below the holder 2; the transverse pipe of the H pipe 3 is clamped on the holder 2, and through the setting of the holder 2, the stability of the H pipe 3 can be ensured, and the H pipe 3 is convenient to disassemble and assemble, and the H pipe 3 is connected with the perfluorohexanone gas cylinder 4, and through the setting of the H pipe 3, the gas in the perfluorohexanone gas cylinder 4 can be respectively transported to each fire detection tube 5; a plurality of fire detection tubes 5 are evenly fixedly installed inside the distribution box 1, and the fire detection tubes 5 are connected with the H pipe 3, and through the setting of the fire detection tubes 5, when a fire occurs, the corresponding fire detection tubes 5 can be triggered to extinguish the fire;

[0029] One side of the distribution box 1 is evenly provided with a plurality of countersunk holes 1 6 and countersunk holes 2 7. Through the arrangement of the countersunk holes 1 6 and countersunk holes 2 7, one end of the fire detection tube 5 can be limited to ensure the stability of the fire detection tube 5 in the distribution box 1, and at the same time, it is convenient to disassemble and assemble the fire detection tube 5, and the countersunk holes 1 6 and countersunk holes 2 7 are both connected to the inside of the distribution box 1, and the large holes of the countersunk holes 1 6 and countersunk holes 2 7 face outward; one end of the fire detection tube 5 is fixedly installed in the corresponding countersunk holes 1 6 and countersunk holes 2 7;

[0030] The other side of the distribution box 1 is evenly provided with a plurality of limiting holes 8 and limiting holes 9. Through the setting of the limiting holes 8 and limiting holes 9, it is convenient for the other end of the fire detection tube 5 to pass through the distribution box 1 and connect with the corresponding internal threaded pipe head 31, and the limiting holes 8 and limiting holes 9 are both connected to the inside of the distribution box 1; the other end of the fire detection tube 5 passes through the corresponding limiting holes 8 and limiting holes 9;

[0031] A plurality of limit grooves 10 are evenly distributed on the back of the distribution box 1. Through the setting of the limit grooves 10, when a fire occurs on the rear side of the electrical component at a later stage, the corresponding fire detection tube 5 inside the limit groove 10 can be triggered to extinguish the fire. At the same time, in the process of replacing the fire detection tube 5, it is convenient for one end of the fire detection tube 5 to pass through the corresponding limit hole 1 8 and the limit hole 2 9 along the limit groove 10, and the number of the limit grooves 10 corresponds to the number of the countersunk hole 2 7 and the limit hole 2 9; one end of the limit groove 10 is connected to the corresponding countersunk hole 2 7, and the other end of the limit groove 10 is connected to the corresponding limit hole 2 9; the fire detection tube 5 is in the corresponding limit groove 10; the diameter of the limit groove 10 matches the diameter of the limit hole 2 9;

[0032] A limiting cap 51 is fixedly installed at one end of the fire detection tube 5. Through the setting of the limiting cap 51, one end of the fire detection tube 5 can be limited in the corresponding countersunk hole 1 6 and countersunk hole 2 7, and the other end of the fire detection tube 5 is rotatably installed with a threaded head 52. Through the setting of the threaded head 52, it is convenient to disassemble and assemble with the corresponding internal threaded pipe head 31, and the threaded head 52 is connected with the fire detection tube 5; the limiting cap 51 is stuck in the corresponding countersunk hole 1 6 and countersunk hole 2 7; the threaded head 52 passes through the corresponding limiting hole 1 8 and limiting hole 2 9 and is fixedly connected with the H pipe 3, and is connected with the H pipe 3;

[0033] By setting the limiting cap 51 and the threaded head 52, the fire detection tube 5 can be straightened and fixed in the distribution box 1; it should be noted that the diameter of the threaded head 52 is smaller than the smallest inner diameter of the countersunk hole 1 6 and the countersunk hole 2 7.

[0034] A plurality of internally threaded pipe heads 31 are evenly and fixedly installed on the two vertical pipes of the H pipe 3. The arrangement of the internally threaded pipe heads 31 facilitates the separate disassembly and assembly of the fire detection tube 5, and the internally threaded pipe heads 31 are connected to the H pipe 3. A valve is arranged between the H pipe 3 and each internally threaded pipe head 3; the threaded head 52 is fixedly connected to the corresponding internally threaded pipe head 31.

[0035] In this embodiment, when in use, according to the layout of the electrical components inside the distribution box 1, a suitable number of fire detection tubes 5 are selected, and the fire detection tubes 5 are evenly fixed and installed in the corresponding countersunk holes 1 6 and limit holes 1 8 on the front side of the electrical components, as well as the countersunk holes 2 7, limit holes 2 9 and limit grooves 10 on the rear side, so that they are as follows: Figure 1 shape, and open the corresponding valve; in this way, in the later stage, when a fire occurs on the front side of the electrical components inside the distribution box 1, the fire detection tube 5 on the front side of the electrical components near the fire will be triggered; when a fire occurs on the rear side of the electrical components inside the distribution box 1, the fire detection tube 5 on the rear side of the electrical components near the fire will be triggered, so that the gas inside the perfluorohexanone gas cylinder 4 will be ejected from the triggered fire detection tube 5 to extinguish the fire; finally, after the fire is extinguished, if the distribution box 1 can continue to be used after the corresponding electrical components are replaced, it is only necessary to replace the triggered fire detection tube 5 and the perfluorohexanone gas cylinder 4.

[0036] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A fire prevention and fire extinguishing structure in an electrical distribution box, characterized in that: The invention comprises a distribution box (1), wherein: a holder (2) and a perfluorohexanone gas cylinder (4) are fixedly mounted on one side of the outside of the distribution box (1), and the perfluorohexanone gas cylinder (4) is below the holder (2); a transverse pipe of an H pipe (3) is clamped on the holder (2), and the H pipe (3) and the perfluorohexanone gas cylinder (4) are connected; a plurality of fire detection tubes (5) are evenly and fixedly mounted inside the distribution box (1), and the fire detection tubes (5) and the H pipe (3) are connected; A plurality of countersunk holes (6) and countersunk holes (7) are evenly distributed on one side of the distribution box (1), and the countersunk holes (6) and countersunk holes (7) are both connected to the interior of the distribution box (1); one end of the fire detection tube (5) is fixedly installed in the corresponding countersunk hole (6) and countersunk hole (7); A plurality of first limiting holes (8) and second limiting holes (9) are evenly distributed on the other side of the distribution box (1), and the first limiting holes (8) and the second limiting holes (9) are both connected to the interior of the distribution box (1); the other end of the fire detection tube (5) passes through the corresponding first limiting hole (8) and the second limiting hole (9); A plurality of limiting grooves (10) are evenly distributed on the back of the inside of the distribution box (1), and the number of the limiting grooves (10) corresponds to the number of the second countersunk hole (7) and the second limiting hole (9); one end of the limiting groove (10) is connected to the corresponding second countersunk hole (7), and the other end of the limiting groove (10) is connected to the corresponding second limiting hole (9); the fire detection tube (5) is located in the corresponding limiting groove (10); A limiting cap (51) is fixedly mounted on one end of the fire detection tube (5), and a threaded head (52) is rotatably mounted on the other end of the fire detection tube (5), and the threaded head (52) is communicated with the fire detection tube (5); the limiting cap (51) is stuck in the corresponding countersunk hole 1 (6) and countersunk hole 2 (7); the threaded head (52) passes through the corresponding limiting hole 1 (8) and limiting hole 2 (9) to be fixedly connected with the H pipe (3), and communicates with the H pipe (3); A plurality of internally threaded pipe heads (31) are evenly and fixedly mounted on the two vertical pipes of the H pipe (3), and the internally threaded pipe heads (31) are in communication with the H pipe (3); and the threaded heads (52) are fixedly connected to the corresponding internally threaded pipe heads (31).

2. A fire prevention and extinguishing structure in an electrical distribution box as claimed in claim 1, characterized in that: An installation cavity (11) is provided below one side of the outside of the distribution box (1), and the installation cavity (11) is below the card seat (2); the perfluorohexanone gas cylinder (4) is fixedly installed in the installation cavity (11).

3. A fire prevention and extinguishing structure in an electrical distribution box as claimed in claim 2, characterized in that: The front end of the holder (2) is provided with a C-shaped slot (21) and a notch (22), and the notch (22) is below the C-shaped slot (21). The notch (22) is communicated with the C-shaped slot (21); and the transverse pipe of the H-pipe (3) is clamped in the C-shaped slot (21).

4. A fire prevention and fire extinguishing structure in an electrical distribution box as claimed in claim 3, characterized in that: A connecting pipe is fixedly mounted on the transverse pipe of the H pipeline (3) and is in communication with the connecting pipe, and the connecting pipe is stuck in the notch (22). The connecting pipe is fixedly connected to the gas outlet end of the perfluorohexanone gas cylinder (4).

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