CN212435123U

CN212435123U - Fireproof power distribution cabinet

Info

Publication number: CN212435123U
Application number: CN202021551115.7U
Authority: CN
Inventors: 辜冰慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-01-29
Anticipated expiration: 2030-07-30

Abstract

The utility model relates to a fire prevention switch board, the intelligent cabinet temperature adjusting device comprises a cabinet body and a cabinet door, the cabinet door is articulated mutually with the cabinet body, and the cabinet door folds mutually with the cabinet body and can form an inclosed cavity jointly, the internal a plurality of baffles that are used for separating the cavity and form a plurality of installation chambeies that set firmly of cabinet, a gas vent has all been seted up at every installation cavity top, a gas return hole has all been seted up to every installation cavity bottom, and be linked together through predetermined heat dissipation pipeline between the exhaust hole that is located the same installation cavity and the gas return hole, cabinet body bottom is equipped with heat dissipation water tank, and all soak in heat dissipation water tank in the coolant liquid of predetermineeing in every heat dissipation pipeline middle. This application can reduce the emergence of switch board spontaneous combustion accident to reduce the loss that the accident brought when spontaneous combustion accident takes place.

Description

Fireproof power distribution cabinet

Technical Field

The application relates to the technical field of distribution equipment, in particular to a fireproof power distribution cabinet.

Background

The power distribution cabinet is a final-stage device of a power generation system, and comprises a cabinet body made of non-combustible materials and electric elements arranged in the cabinet body; because the electric elements in the power distribution cabinet can generate heat during working, the internal temperature of the power distribution cabinet is increased, and even the power distribution cabinet can generate spontaneous combustion after reaching a certain temperature.

Therefore, the heat dissipation power distribution cabinet disclosed in the chinese patent with the publication number CN208478986U includes a cabinet body, the cabinet body is hinged with a cabinet door, electronic components are arranged in the cabinet body, a heat dissipation fan is arranged on a side surface inside the cabinet body, a hole for placing the heat dissipation fan is arranged on the side surface inside the cabinet body, and a heat dissipation hole is arranged on the outer side of the cabinet body; through starting radiator fan for the inside circulation of the air of the cabinet body and outside is in order to take away the heat of the internal portion of cabinet, thereby reaches radiating effect.

However, when the temperature inside the power distribution cabinet continues to rise and spontaneous combustion occurs, or fire is caused by short circuit of the line switches of the electrical components, the mutual circulation of air inside and outside the cabinet body can contribute to combustion, so that the whole power distribution cabinet is damaged; therefore, further improvement can be made.

SUMMERY OF THE UTILITY MODEL

In order to reduce the loss that the inside electric element of switch board takes place the spontaneous combustion accident and brings, this application provides a fire prevention switch board.

The above object of the present application is achieved by the following technical solutions:

the utility model provides a fire prevention switch board, includes the cabinet body and cabinet door, and the cabinet door is articulated mutually with the cabinet body to the cabinet door folds mutually with the cabinet body and can form an inclosed cavity jointly, the cabinet is internal to set firmly a plurality of baffles that are used for separating the cavity and form a plurality of installation chambeies, every a discharge hole, every have all been seted up at the installation chamber top a return air hole has all been seted up to the installation chamber bottom to be located and be linked together through predetermined heat dissipation pipeline between the exhaust hole of the same installation intracavity and the return air hole, cabinet body bottom is equipped with heat dissipation water tank, and every heat dissipation pipeline middle part all soaks in heat dissipation water tank predetermined coolant liquid, every all be equipped with the air discharge fan in the exhaust hole.

By adopting the technical scheme, the cabinet door and the cabinet body are folded to form a closed cavity together, the closed cavity is divided into a plurality of closed installation cavities through the partition plates, so that the electric elements can be divided into a plurality of parts to be installed and placed, and meanwhile, each installation cavity can be cooled while keeping the tightness through the combined action of the heat dissipation pipeline, the heat dissipation water tank, the cooling liquid and the exhaust fan, so that the occurrence of spontaneous combustion accidents of the power distribution cabinet is reduced; when the short circuit takes place to arouse when catching fire as electrical components's line switch, because the inside air of installation cavity and the outside air of switch board are isolated each other for the inside of installation cavity lacks oxygen, thereby plays fire-retardant effect, avoids whole switch board to be damaged.

Preferably, the cabinet door is provided with an installation groove around one side facing the cabinet body, and a sealing rubber ring is arranged in the installation groove.

Through adopting above-mentioned technical scheme, when cabinet door and cabinet body fold mutually, sealed rubber ring can make and have better sealing performance between the cabinet door and the cabinet body.

Preferably, each partition board is provided with a separation groove extending along the length direction of the partition board on one side facing the cabinet door, and a separation strip matched with the separation groove in an embedded mode is fixedly arranged on one side of the cabinet door facing the cabinet body.

Through adopting above-mentioned technical scheme, when the cabinet door closed with the cabinet body mutually, the parting strip imbeds to the partition groove for isolated nature between a plurality of installation cavities is better, even when the electric elements in one of them installation cavity accident appears and arouses to catch fire, the flame also can't spread to in other installation cavity, in order to reduce the accident loss.

Preferably, the heat dissipation pipeline part soaked in the cooling liquid is in a bent and spiral shape.

Through adopting above-mentioned technical scheme, set to the curved convolution and can make the length of soaking the heat dissipation pipeline part in the coolant liquid increase to increase the heat exchange time of high temperature air and coolant liquid, and then make the effect of heat dissipation cooling better.

Preferably, cabinet body top is provided with a control module, every the installation cavity top all is equipped with the temperature sensor who is arranged in its inside environment temperature of real-time supervision and is arranged in its inside environment smoke content's smoke transducer of real-time supervision smoke content, temperature sensor's output and smoke transducer's output all are connected with control module's input looks electricity, control module's output and the alarm module looks electricity that cabinet body top was preset are connected.

Through adopting above-mentioned technical scheme, when temperature sensor experience installation cavity inside temperature rose to the limit value or smoke transducer experience installation cavity inside smog concentration rose to the limit value, convert the signal of telecommunication promptly to in transmitting the signal of telecommunication to control module, and then reported to the police by control module control alarm module.

Preferably, the alarm module comprises a buzzer and an LED indicator light.

Through adopting above-mentioned technical scheme, use mutually supporting through bee calling organ and LED pilot lamp, provide alarm information for people from vision and sense of hearing to remind people in time to handle the dangerous condition.

Preferably, the cabinet body comprises a frame in a hexahedral cubic structure and five fireproof plates, wherein the five fireproof plates are fixedly arranged on end faces of two sides, an upper end face, a lower end face and a rear end face of the frame respectively, and each fireproof plate sequentially comprises a first metal layer, a first fireproof layer, a heat insulation layer, a second fireproof layer and a second metal layer.

Through adopting above-mentioned technical scheme, the PLASTIC LAMINATED can completely cut off outside fire source, avoids the outside fire source of switch board to damage the inside electronic component of switch board.

Preferably, a heat radiation fan is fixedly arranged on the outer side wall of the heat radiation water tank.

Through adopting above-mentioned technical scheme, radiator fan can accelerate the radiating rate of heat radiation water tank to accelerate the cooling rate of coolant liquid, in order to improve the heat exchange effect of high temperature air and coolant liquid.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sealed cavity is divided into a plurality of sealed installation cavities through the partition boards, each installation cavity can conduct heat dissipation and cooling while the sealing performance is kept through the combined action of the heat dissipation pipeline, the heat dissipation water tank, the cooling liquid and the exhaust fan, and therefore the occurrence of spontaneous combustion accidents of the power distribution cabinet is reduced;

2. when the temperature sensor senses that the temperature in the installation cavity rises to a limit value or the smoke sensor senses that the smoke concentration in the installation cavity rises to the limit value, the temperature sensor or the smoke sensor can convert the temperature sensor or the smoke sensor into an electric signal and transmit the electric signal to the control module, and then the control module controls the alarm module to alarm.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application.

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

Fig. 4 is a schematic position diagram of a heat dissipation fan in the embodiment of the present application.

Description of reference numerals: 1. a cabinet body; 11. a frame; 111. a top beam; 112. a column; 113. a bottom beam; 12. a fire-proof plate; 121. a first metal layer; 122. a first fire resistant layer; 123. a thermal insulation layer; 124. a second fire-resistant layer; 125. a second metal layer; 2. a cabinet door; 21. mounting grooves; 22. sealing the rubber ring; 23. a dividing strip; 3. a mounting cavity; 31. an exhaust hole; 32. a return air hole; 4. a partition plate; 41. a separation tank; 5. a heat dissipation pipe; 51. a heat radiation water tank; 52. cooling liquid; 53. an exhaust fan; 6. a control module; 71. a temperature sensor; 72. a smoke sensor; 8. an alarm module; 81. a buzzer; 82. an LED indicator light; 9. a heat dissipation fan.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses fire prevention switch board.

Referring to fig. 1, the fireproof power distribution cabinet includes a cabinet body 1 and a cabinet door 2, wherein the cabinet body 1 includes a frame 11 and five fireproof plates 12, the frame 11 is a hexahedral cubic structure composed of four top beams 111, four upright posts 112 and four bottom beams 113, and the five fireproof plates 12 are respectively and fixedly disposed on a left end face, a right end face, a top end face, a bottom end face and a rear end face of the frame 11, so that the frame 11 and the five fireproof plates 12 jointly form the cabinet body 1 with an opening arranged forward.

Cabinet door 2 arranges in the preceding terminal surface department of frame 11 to the tail end of cabinet door 2 hinges on one of them stand 112 that is located frame 11 preceding terminal surface department through a plurality of hinges that are preset, with the articulated cooperation of cabinet door 2 with the cabinet body 1 has been realized, make cabinet door 2 rotate around the pivot of hinge, when cabinet door 2 rotates and the lid is pressed in the preceding terminal surface department of frame 11, cabinet door 2 folds mutually with the cabinet body 1 and can form an inclosed cavity jointly, make the inside air of switch board and the outside air of switch board isolated each other.

The cabinet body 1 internal fixation is provided with two baffles 4 that are the level and arrange, and two baffles 4 are the mutual interval arrangement to when cabinet door 2 rotates the lid and presses the preceding terminal surface department at frame 11, two baffles 4 homoenergetic are laminated with cabinet door 2 mutually, and in order to separate inclosed cavity and form three inclosed installation cavity 3, place electrical components in order to be used for the installation.

Referring to fig. 2 and 3, one side of the top of each mounting cavity 3 is provided with an exhaust hole 31, an exhaust fan 53 is fixedly arranged in each exhaust hole 31, one side of the bottom of each mounting cavity 3 is provided with an air return hole 32, and the exhaust hole 31 and the air return hole 32 in the same mounting cavity 3 are communicated through a preset heat dissipation pipeline 5; a heat dissipation water tank 51 is fixedly arranged at the bottom of the cabinet body 1, and cooling liquid 52 is filled in the heat dissipation water tank 51, the cooling liquid 52 in this embodiment is water, and the middle part of each heat dissipation pipeline 5 is soaked in the cooling liquid 52 in the heat dissipation water tank 51.

When the exhaust fan 53 is started, high-temperature air at the top of each installation cavity 3 enters the heat dissipation pipeline 5 through the exhaust holes 31 and exchanges heat with the cooling liquid 52, so that the high-temperature air is changed into low-temperature air with relatively low temperature, and the low-temperature air flows back to the bottom of the installation cavity 3 through the air return holes 32, so that circulation is realized, each installation cavity 3 can dissipate heat and cool while the airtightness is kept, and the occurrence of spontaneous combustion accidents of the power distribution cabinet is reduced; when the short circuit takes place to arouse when catching fire as electrical components's line switch, because the inside air of installation cavity 3 and the outside air of switch board are isolated each other for the inside of installation cavity 3 lacks oxygen, thereby plays fire-retardant effect, avoids whole switch board to be damaged.

Referring to fig. 1, in this embodiment, a mounting groove 21 has been seted up around cabinet door 2 towards cabinet body 1 one side to a sealing rubber ring 22 has set firmly in mounting groove 21, makes when cabinet door 2 rotates the lid and presses the preceding terminal surface department at frame 11, and sealing rubber ring 22 contacts with the preceding terminal surface of frame 11, makes to have better sealing performance between cabinet door 2 and the cabinet body 1.

In this embodiment, each partition plate 4 has a separation groove 41 on one side facing the cabinet door 2, the separation groove 41 extends along the length direction of the partition plate 4, and the two ends of the separation groove 41 extend to the two ends of the partition plate 4 respectively, the cabinet door 2 is fixedly provided with two separation bars 23 on one side facing the cabinet body 1, and when the cabinet door 2 and the cabinet body 1 are closed together, the two separation bars 23 are respectively embedded into the two separation grooves 41, so that the isolation between the three installation cavities 3 is better, even when an accident occurs to an electrical component in one of the installation cavities 3 to cause ignition, a flame cannot spread into the other installation cavity 3, so as to reduce accident loss.

Referring to fig. 2, in the embodiment, the heat dissipation pipe 5 immersed in the cooling liquid 52 is in a curved spiral shape, so that the length of the heat dissipation pipe 5 immersed in the cooling liquid 52 is increased, thereby increasing the heat exchange time between the high-temperature air and the cooling liquid 52, and further improving the heat dissipation and cooling effects.

Referring to fig. 4, in the present embodiment, a heat dissipation fan 9 is fixedly disposed on an outer side wall of the heat dissipation water tank 51, and the heat dissipation fan 9 can increase a heat dissipation speed of the heat dissipation water tank 51, so as to increase a cooling speed of the cooling liquid 52, thereby improving a heat exchange effect between the high-temperature air and the cooling liquid 52.

Referring to fig. 2, in this embodiment, a control module 6 is disposed at the top of the cabinet 1, a temperature sensor 71 and a smoke sensor 72 are disposed at the top of each installation cavity 3, the temperature sensor 71 is used for monitoring the temperature of the internal environment of the cabinet 1 in real time, the smoke sensor 72 is used for monitoring the smoke content in the internal environment in real time, the output end of the temperature sensor 71 and the output end of the smoke sensor 72 are electrically connected to the input end of the control module 6, an alarm module 8 is disposed at the top of the cabinet 1, and the output end of the control module 6 is electrically connected to the output end of the alarm module 8.

The temperature sensor 71 adopts a non-contact temperature sensor, the smoke sensor 72 adopts an ion type smoke sensor, the control module 6 adopts a single chip microcomputer as a main control chip, and the model number of the single chip microcomputer is STC89C 51; a temperature limit value and a smoke concentration limit value are preset in the control module 6 and are electrically connected with the control module 6 through the temperature sensor 71 and the smoke sensor 72, when the temperature sensor 71 senses that the temperature in the installation cavity 3 rises to the limit value or the smoke sensor 72 senses that the smoke concentration in the installation cavity 3 rises to the limit value, the temperature sensor 71 converts the temperature and the smoke concentration into an electric signal and transmits the electric signal to the control module 6, and then the control module 6 controls the alarm module 8 to give an alarm.

In this embodiment, the alarm module 8 includes a buzzer 81 and an LED indicator 82, and the buzzer 81 and the LED indicator 82 are used in cooperation with each other, so as to provide alarm information to people visually and aurally, so as to remind people to deal with dangerous situations in time.

Referring to fig. 3, in the present embodiment, each fireproof plate 12 is sequentially composed of a first metal layer 121, a first fireproof layer 122, a heat insulation layer 123, a second fireproof layer 124, and a second metal layer 125, and the fireproof plate 12 can insulate an external fire source and prevent the external fire source from damaging electronic components inside the power distribution cabinet.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fire-proof power distribution cabinet, includes the cabinet body (1) and cabinet door (2), and cabinet door (2) are articulated mutually with the cabinet body (1), and cabinet door (2) fold mutually with the cabinet body (1) and can form a inclosed cavity jointly, its characterized in that, set firmly in the cabinet body (1) a plurality of baffles (4) that are used for separating the cavity and form a plurality of installation cavity (3), every a gas vent (31) has all been seted up at installation cavity (3) top, every a gas return hole (32) have all been seted up to installation cavity (3) bottom to be located and be linked together through predetermined heat dissipation pipeline (5) between gas vent (31) and the gas return hole (32) in the same installation cavity (3), cabinet body (1) bottom is equipped with heat dissipation water tank (51), and every heat dissipation pipeline (5) middle part all soaks in heat dissipation water tank (51) predetermined coolant liquid (52), an exhaust fan (53) is arranged in each exhaust hole (31).

2. The fireproof power distribution cabinet according to claim 1, wherein the cabinet door (2) is provided with an installation groove (21) around one side facing the cabinet body (1), and a sealing rubber ring (22) is arranged in the installation groove (21).

3. The fireproof power distribution cabinet according to claim 1, wherein each partition plate (4) is provided with a separation groove (41) extending along the length direction of the partition plate (4) on the side facing the cabinet door (2), and a separation strip (23) embedded and adapted with the separation groove (41) is fixedly arranged on the side facing the cabinet body (1) of the cabinet door (2).

4. Fire protection switch board of claim 1, characterized in that the portion of the heat dissipation duct (5) immersed in the cooling liquid (52) is curved and spiralled.

5. The fireproof power distribution cabinet according to claim 1, wherein a control module (6) is arranged at the top of the cabinet body (1), a temperature sensor (71) for monitoring the temperature of the internal environment in real time and a smoke sensor (72) for monitoring the smoke content in the internal environment in real time are arranged at the top of each installation cavity (3), the output end of the temperature sensor (71) and the output end of the smoke sensor (72) are electrically connected with the input end of the control module (6), and the output end of the control module (6) is electrically connected with an alarm module (8) preset at the top of the cabinet body (1).

6. A fire protection switch board according to claim 5, characterized in that the alarm module (8) comprises a buzzer (81) and an LED indicator light (82).

7. The fireproof power distribution cabinet according to claim 1, wherein the cabinet body (1) comprises a frame (11) in a hexahedral cubic structure and five fireproof plates (12), wherein the five fireproof plates (12) are fixedly arranged on two side end faces, an upper end face, a lower end face and a rear end face of the frame (11), and each fireproof plate (12) sequentially comprises a first metal layer (121), a first fireproof layer (122), a heat insulation layer (123), a second fireproof layer (124) and a second metal layer (125).

8. The fireproof power distribution cabinet according to claim 1, wherein a heat dissipation fan (9) is fixedly arranged on the outer side wall of the heat dissipation water tank (51).