CN218919631U

CN218919631U - Power distribution cabinet with automatic alarm device

Info

Publication number: CN218919631U
Application number: CN202223420641.1U
Authority: CN
Inventors: 徐茂松; 徐盛骐
Original assignee: Jiangsu Bituo Electric Co ltd
Current assignee: Jiangsu Bituo Electric Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-04-25
Anticipated expiration: 2032-12-16

Abstract

The utility model belongs to the technical field of electrical equipment, and particularly relates to a power distribution cabinet with an automatic alarm device, which comprises a cabinet body and a cabinet door rotatably connected to the cabinet body, wherein a fireproof monitoring mechanism is arranged in the cabinet body, a circuit switch is arranged on a power line of the cabinet body, a PLC (programmable logic controller) for receiving an output signal of the fireproof monitoring mechanism is fixedly connected to a protection frame at the top of the inner side of the cabinet body, a pressure pump and an alarm are arranged at the top of the cabinet body, and an output port of the pressure pump is connected with a gas fire extinguishing nozzle fixed at the top of the inner side of the cabinet body through a hose. According to the utility model, by arranging the power distribution cabinet capable of automatically cutting off power for fire extinguishment, the power can be cut off at the first time when a fire hazard occurs, further harm is avoided, fire extinguishment is carried out in a gas fire extinguishing agent mode, and meanwhile, the circuit substrate with the control terminals arranged on two sides is arranged, so that the problem that the power distribution cabinet cannot automatically cut off power during the current stage is solved.

Description

Power distribution cabinet with automatic alarm device

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a power distribution cabinet with an automatic alarm device.

Background

The power distribution cabinet is developed more and more intelligently nowadays, high-precision measurement data are provided through a terminal energy monitoring system, electric energy quality data are reflected in real time through a display unit, and the data are uploaded to a background environment control system through digital communication, so that the real-time monitoring and effective management of operation quality of the whole power distribution system are achieved, the internal circuit of the power distribution cabinet is complex, the temperature is easy to high, fire disasters are easy to occur due to the short circuit and other effects of the circuit, the hazard after the fire disasters is particularly large, and therefore a monitoring alarm mechanism for the power distribution cabinet is needed, however, the following defects exist when the automatic alarm power distribution cabinet in the current stage is used.

1. Firstly, the automatic power-off of the power distribution cabinet circuit can not be carried out when the power distribution cabinet at the present stage is used, the harm can not be timely avoided, the automatic fire extinguishing can not be well carried out, the use effect is not ideal, and the power distribution cabinet is not suitable for the use of the important power distribution cabinet.

2. Secondly, only single-sided installation control terminal can be in the switch board, can not two-sided installation on the circuit substrate of switch board, and the maintenance control of the inconvenient control terminal of being difficult for, result of use is not ideal.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the power distribution cabinet with the automatic alarm device, by arranging the power distribution cabinet capable of automatically cutting off power to extinguish the fire, the power can be cut off at the first time when the fire hidden danger occurs, then the fire can be extinguished in a gas fire extinguishing mode, and meanwhile, the circuit substrate with the control terminals arranged on the two sides is arranged, so that the problem that the power distribution cabinet cannot automatically extinguish the fire and cut off power in the prior art is solved.

(II) technical scheme

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a switch board with automatic alarm device, includes the cabinet body and rotates the cabinet door of connecting on the cabinet body, the internally mounted of the cabinet body has fire prevention monitoring mechanism, and installs circuit switch on the power supply line of the cabinet body, fixedly connected with is used for receiving the PLC controller of fire prevention monitoring mechanism output signal on the protection frame at the internal side top of cabinet, pressure pump and alarm are installed at the top of the cabinet body, and the output port of pressure pump has the gaseous shower nozzle of putting out a fire of fixing at the internal side top of cabinet through hose connection to the output of PLC controller respectively with circuit switch's input, pressure pump's input and alarm's input electric connection.

Further, the fireproof monitoring mechanism comprises a base fixedly connected to the inner wall of the cabinet body, and a smoke sensor and a temperature sensor which are arranged on the base.

Further, a gas fire-extinguishing raw material box is arranged outside the cabinet body, and a gas pipe is communicated between the gas inlet port of the pressure pump and the gas fire-extinguishing raw material box.

Further, the inside symmetry fixedly connected with dehumidification cover of the cabinet body, and the inside of dehumidification cover is filled with the drier.

Further, the inside fixedly connected with circuit base plate of cabinet body, and control terminal is installed to circuit base plate's both sides.

Further, a hidden door plate is arranged at the cavity of the back of the cabinet body and fixedly connected to the cabinet body through a positioning piece, and a handle is arranged on the outer wall of the hidden door plate.

(III) beneficial effects

Compared with the prior art, the utility model provides the power distribution cabinet with the automatic alarm device, which has the following beneficial effects:

1. according to the utility model, the circuit switch is arranged on the power line of the cabinet body, the gas fire extinguishing spray head is arranged at the top of the inner side of the cabinet body, once fire hazards occur in the cabinet body, the fire prevention monitoring mechanism can detect signals, the PLC controller controls the pressure pump to work, meanwhile, the circuit switch is powered off, fire is extinguished in a gas fire extinguishing agent mode, and the gas fire extinguishing agent is attached to a burning object, so that the aim of rapidly extinguishing fire is fulfilled.

2. According to the utility model, the hidden door plate is arranged at the cavity of the back of the cabinet body, and is fixedly connected to the cabinet body through the positioning piece and can be detached when necessary, and overhauling and debugging of the basic back control terminal of the circuit are carried out.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a fire protection monitoring mechanism according to the present utility model;

FIG. 3 is a front view of the present utility model;

fig. 4 is a rear view of the present utility model.

In the figure: 1. a cabinet body; 2. a cabinet door; 3. a fire protection monitoring mechanism; 301. a base; 302. a smoke sensor; 303. a temperature sensor; 4. a circuit switch; 5. an air pipe; 6. a pressure pump; 7. an alarm; 8. a gas fire extinguishing nozzle; 9. a PLC controller; 10. a dehumidifying sleeve; 11. a circuit substrate; 12. a control terminal; 13. concealed door plate; 14. a positioning piece; 15. a handle; 16. a gas fire extinguishing raw material box.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1 and fig. 3, a power distribution cabinet with an automatic alarm device according to an embodiment of the present utility model includes a cabinet body 1 and a cabinet door 2 rotatably connected to the cabinet body 1, wherein a fire protection monitoring mechanism 3 is installed inside the cabinet body 1, a circuit switch 4 is installed on a power line of the cabinet body 1, a PLC controller 9 for receiving an output signal of the fire protection monitoring mechanism 3 is fixedly connected to a protection frame on the top of the inner side of the cabinet body 1, a pressure pump 6 and an alarm 7 are installed on the top of the cabinet body 1, an output port of the pressure pump 6 is connected with a gas fire extinguishing nozzle 8 fixed on the top of the inner side of the cabinet body 1 through a hose, and an output end of the PLC controller 9 is electrically connected with an input end of the circuit switch 4, an input end of the pressure pump 6 and an input end of the alarm 7, respectively; in summary, the model number of the PLC controller 9 is S7-400, the use mode and principle of the PLC controller 9 are known in the prior art, when a fire hazard exists in the cabinet body 1, the fire prevention monitoring mechanism 3 can detect a fire signal and transmit the fire signal to the PLC controller 9, the PLC controller 9 respectively controls the alarm 7 and the pressure pump 6 to work, the circuit switch 4 is controlled to disconnect the power line circuit of the cabinet body 1, further damage is avoided, after the circuit is disconnected, the circuit in the cabinet body 1 has no circuit, the pressure pump 6 transmits the gas fire extinguishing raw material to the gas fire extinguishing spray head 8, the gas fire extinguishing spray head 8 sprays the gas fire extinguishing agent, the gas fire extinguishing agent is attached to a combustion object to play a fire extinguishing purpose, and the alarm 7 gives an alarm, so that personnel can check and know conveniently; through setting up circuit switch 4, can realize the automatic cutout of cabinet body 1 internal circuit, the security is good, puts out a fire through the mode of gaseous fire extinguishing agent, and with low costs easily control, the maneuverability is good, and gaseous fire extinguishing agent is concentrated carbon dioxide in this scheme.

As shown in fig. 2, in some embodiments, the fire protection monitoring mechanism 3 includes a base 301 fixedly connected to an inner wall of the cabinet 1, and a smoke sensor 302 and a temperature sensor 303 mounted on the base 301, where the model of the smoke sensor 302 is BN-701, the model of the temperature sensor 303 is TK-WZPK, which are all known in the prior art, and when a fire hazard occurs, the temperature inside the cabinet 1 rises, and with the generation of smoke, the smoke generation can be detected through the smoke sensor 302, and the information is transmitted to the PLC controller 9 in the form of an electrical signal, while the temperature sensor 303 can detect a change in the temperature inside the cabinet 1, and when the temperature rises to a certain extent, the temperature sensor 303 transmits the electrical signal to the PLC controller 9, so that the PLC controller 9 receives the signal of the fire hazard, and further control operation is realized, thereby realizing the detection of the fire hazard inside the cabinet 1.

As shown in fig. 1 and 4, in some embodiments, the cabinet body 1 is provided with a gas fire-extinguishing raw material tank 16 on the outside, the raw material inside the gas fire-extinguishing raw material tank 16 is concentrated carbon dioxide, and an air pipe 5 is communicated between an air inlet of the pressure pump 6 and the gas fire-extinguishing raw material tank 16, when in use, the pressure pump 6 is controlled to work, the concentrated carbon dioxide inside the gas fire-extinguishing raw material tank 16 is pumped out through the air pipe 5, and a spraying effect is formed through the gas fire-extinguishing spray head 8, so that fire extinguishing treatment is performed on the internal area of the cabinet body 1, and fire extinguishing is performed in this way, so that the control is easy, the cost is low, and the use effect is good.

As shown in fig. 1 and fig. 3, in some embodiments, the dehumidifying sleeve 10 is symmetrically and fixedly connected to the interior of the cabinet body 1, and the desiccant is filled in the dehumidifying sleeve 10, and the dehumidifying sleeve 10 is supported by a breathable material, so that the absorbing effect of air vapor is realized.

As shown in fig. 3, in some embodiments, the circuit substrate 11 is fixedly connected to the inside of the cabinet 1, and control terminals 12 are mounted on both sides of the circuit substrate 11; by mounting the control terminals 12 on both sides of the circuit board 11, the number of the control terminals 12 to be mounted is increased, and thus more circuits can be controlled, and the functionality is enhanced.

As shown in fig. 4, in some embodiments, a hidden door plate 13 is disposed at a cavity at the back of the cabinet body 1, the hidden door plate 13 is fixedly connected to the cabinet body 1 through a positioning piece 14, and a handle 15 is disposed on an outer wall of the hidden door plate 13; when the debugging and overhauling of the back control terminal 12 of the circuit substrate 11 are needed, the positioning piece 14 is opened, the positioning piece 14 is fixed by bolts, the handle 15 is held by hand after the positioning piece 14 is opened, and then the hidden door plate 13 is taken out, so that the overhauling and debugging of the back control terminal 12 of the circuit substrate 11 are realized, and the use effect is good.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a switch board with automatic alarm device, includes cabinet body (1) and rotates cabinet door (2) of connecting on cabinet body (1), its characterized in that: the fire-proof monitoring device is characterized in that a fire-proof monitoring mechanism (3) is arranged in the cabinet body (1), a circuit switch (4) is arranged on a power line of the cabinet body (1), a PLC (programmable logic controller) (9) for receiving an output signal of the fire-proof monitoring mechanism (3) is fixedly connected to a protection frame at the top of the inner side of the cabinet body (1), a pressure pump (6) and an alarm (7) are arranged at the top of the cabinet body (1), a gas fire-extinguishing spray head (8) fixed at the top of the inner side of the cabinet body (1) is connected to an output port of the pressure pump (6) through a hose, and an output end of the PLC (9) is electrically connected with an input end of the circuit switch (4), an input end of the pressure pump (6) and an input end of the alarm (7) respectively.

2. A power distribution cabinet with automatic alarm device according to claim 1, characterized in that: the fireproof monitoring mechanism (3) comprises a base (301) fixedly connected to the inner wall of the cabinet body (1), and a smoke sensor (302) and a temperature sensor (303) which are arranged on the base (301).

3. A power distribution cabinet with automatic alarm device according to claim 1, characterized in that: the outside of the cabinet body (1) is provided with a gas fire-extinguishing raw material box (16), and a gas pipe (5) is communicated between the gas inlet port of the pressure pump (6) and the gas fire-extinguishing raw material box (16).

4. A power distribution cabinet with automatic alarm device according to claim 1, characterized in that: the inside symmetry of cabinet body (1) is fixedly connected with dehumidification cover (10), and the inside of dehumidification cover (10) is filled with the drier.

5. A power distribution cabinet with automatic alarm device according to claim 1, characterized in that: the cabinet body (1) is internally fixedly connected with a circuit substrate (11), and control terminals (12) are arranged on two sides of the circuit substrate (11).

6. A power distribution cabinet with automatic alarm device according to claim 1, characterized in that: the hidden door plate (13) is arranged at the cavity of the back of the cabinet body (1), the hidden door plate (13) is fixedly connected to the cabinet body (1) through a positioning piece (14), and a handle (15) is arranged on the outer wall of the hidden door plate (13).