CN219498964U - Energy-storage type flame-retardant low-voltage treatment electrical cabinet - Google Patents

Abstract

The utility model provides an energy storage type fire-retardant low voltage treatment electrical cabinet, includes the cabinet body, is equipped with the polylith baffle in the cabinet body, separates into electrical apparatus chamber and a plurality of battery chamber by the baffle with the cabinet body, and electrical apparatus chamber and battery chamber are equipped with the cabinet door respectively, are equipped with support and first fire-retardant layer respectively in battery chamber bottom surface and top surface. The utility model is used for solving the problem that when the battery pack or the electric device breaks down, the battery pack and the electric device are mutually affected because the battery pack and the electric device are placed in the same space.

Description

Energy-storage type flame-retardant low-voltage treatment electrical cabinet

Technical Field

The utility model relates to an energy storage type flame-retardant low-voltage treatment electrical cabinet.

Background

In recent years, with the continuous improvement of the living standard of people, the load accessed by users at the tail end of a power distribution network is larger and larger, so that the original power distribution network equipment is insufficient to support the current load level, and the phenomenon is particularly obvious in rural areas when the low voltage condition occurs at the tail end of the power distribution network. Obviously, the cost of the existing power distribution network is too high and the time is too long through modification, so that a novel low-voltage treatment device is generated, the device is placed on the user side, a built-in high-capacity battery pack compensates a power gap input to a user through a power electronic device, and the low voltage of the user side is lifted to be normal. In the existing low-voltage treatment device, the battery pack, the control circuit board and the inverter circuit board are all in the same space, and the inverter circuit generates a large amount of heat during operation, so that the battery pack is required to avoid severe changes of the surrounding environment of the battery pack as much as possible; at the same time, faults (mainly explosion and combustion) possibly occurring in the running process of the battery pack are restrained as much as possible, and further expansion of accidents is avoided.

Defects and deficiencies of the prior art: firstly, the low-voltage treatment device generally places the inversion control part and the battery pack in the same space, so that in the operation process, faults of the inversion control part and the battery pack can be mutually influenced no matter the inversion control part is faulty or the battery pack is faulty, and the whole device is damaged. Secondly, due to the high energy density of the battery, the failure of the battery is generally manifested as burning, and the safety protection of the battery is generally prevented and early-warned in the prior art, but when the failure occurs, the related technology and method are rare.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an energy storage type flame-retardant low-voltage treatment electrical cabinet which is used for solving the problem that when a battery pack or an electrical device breaks down, the battery pack and the electrical device are mutually influenced because the battery pack and the electrical device are placed in the same space.

In order to solve the problems, the technical scheme of the utility model is as follows:

the utility model provides an energy storage type fire-retardant low voltage treatment electrical cabinet, includes the cabinet body, is equipped with the polylith baffle in the cabinet body, separates into electrical apparatus chamber and a plurality of battery chamber by the baffle with the cabinet body, and electrical apparatus chamber and battery chamber are equipped with the cabinet door respectively, are equipped with support and first fire-retardant layer respectively in battery chamber bottom surface and top surface.

The solar energy storage device comprises a battery cavity, a solar energy storage tank, a temperature control switch, a plurality of spray pipes, a plurality of electromagnetic valves, a solar energy storage tank and a temperature control switch.

An exhaust pipe is connected to the back of the cabinet body and is communicated with the battery cavity, and a cover plate is hinged to a pipe orifice at the upper end of the exhaust pipe.

The inner wall of the electric appliance cavity is fixedly connected with the electric appliance mounting plate through a plurality of connecting rods, and a second flame retardant layer is arranged on the inner wall surface of the electric appliance cavity.

The first flame-retardant layer and the second flame-retardant layer are single-sided aluminum foil glass felt plates.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the battery pack cavity and the electric appliance cavity of the electric appliance cabinet are sealed in a partition mode, and the equipment devices for executing different functions are respectively placed in the mutually sealed cavities, so that when equipment in one cavity fails, the cavities where other devices are located are not affected, and further expansion of accident faults is prevented.

2. Can be when the battery takes place inflation and release, with the directional discharge of gaseous, prevent that the pressure in the cavity from being too big, carbon dioxide release when meetting battery temperature simultaneously is too high, can in time release carbon dioxide to outside with unnecessary gas discharge device, make whole cavity internal full of carbon dioxide and reduced the inside temperature of cavity.

Drawings

The utility model is further described with reference to the accompanying drawings:

figure 1 is a schematic perspective view of the present utility model,

figure 2 is a schematic view of a partial cross-sectional structure of the present utility model,

figure 3 is a schematic cross-sectional view of the structure at A-A in figure 2,

fig. 4 is a schematic circuit diagram of the present utility model.

In the figure: the carbon dioxide storage tank comprises a tank body 1, a carbon dioxide storage tank 2, an exhaust pipe 3, a cover plate 4, an electric device mounting plate 5, a cabinet door 6, a block partition 7, a first flame retardant layer 8, a bracket 9, a spray pipe 10, a temperature control switch 11, an electromagnetic valve 12, a connecting rod 13 and a second flame retardant layer 14.

Detailed Description

As shown in fig. 1 to 4, an energy-storage type flame-retardant low-voltage treatment electrical cabinet comprises a cabinet body 1, wherein two partition plates 7 are arranged in the cabinet body 1, the cabinet body 1 is divided into an electrical cavity and two battery cavities by the partition plates 7, the two battery cavities are provided with a cabinet door 6, a bracket 9 and a first flame-retardant layer 8 are respectively arranged on the bottom surface and the top surface of the battery cavity, after a battery pack is placed on the bracket 9, a gap is formed between the bottom surface of the battery pack and the partition plates 7, when the battery pack burns, the flame burns the partition plates 7, and heat generated during the combustion of the battery pack is difficult to transfer to an upper-layer battery pack or the electrical cavity due to the gap between the battery pack and the partition plates 7 and the first flame-retardant layer 8 arranged on the partition plates 7.

Therefore, the battery pack cavity and the electric appliance cavity of the electric appliance cabinet are sealed in a partitioning mode, when equipment in one cavity fails, the cavities where other devices are located cannot be affected, and further expansion of accident faults is avoided.

The solar energy storage device further comprises a carbon dioxide storage tank 2, the carbon dioxide storage tank 2 is communicated with a plurality of spray pipes 10 arranged in a battery cavity through an air inlet pipe, an electromagnetic valve 12 is arranged on the air inlet pipe, a temperature control switch 11 is arranged in the battery cavity, and the temperature control switch 11 is electrically connected with the electromagnetic valve 12.

As shown in fig. 4, a common battery pack, a standby battery pack and an electric appliance cavity external power supply are connected in series with two temperature control switches 11 connected in parallel through an or gate circuit and then are connected in series with an electromagnetic valve 12, any one temperature control switch 11 of the two temperature control switches 11 detects that the temperature in the battery cavity exceeds 70 ℃, and then the temperature control switch 11 is closed, so that the electromagnetic valve 12 is electrified, carbon dioxide enters the battery cavity, and the equipment is cooled and extinguished.

The back of the cabinet body 1 is connected with an exhaust pipe 3, the exhaust pipe 3 is communicated with a battery cavity, and a cover plate 4 is hinged at a pipe orifice at the upper end of the exhaust pipe 3.

When the battery pack burns, a large amount of high-temperature smoke can be generated, if the smoke is not discharged in time, the battery cavity can be exploded, so that the exhaust pipe 3 is additionally arranged for exhausting the smoke, and in addition, the exhaust pipe 3 is used for exhausting the smoke upwards, so that the smoke can be prevented from being exhausted to a worker.

The inner wall of the electric appliance cavity is fixedly connected with the electric appliance mounting plate 5 through a plurality of connecting rods 13, and a second flame retardant layer 14 is arranged on the inner wall surface of the electric appliance cavity. The electric device is arranged on the electric device mounting plate 5, so that a space is formed between the electric device and the cabinet body 1, and the electric device capable of preventing the conduction of combustion temperature is arranged on the electric device, so that the electric device is prevented from being damaged due to high temperature.

The first flame retardant layer 8 and the second flame retardant layer 14 are single-sided aluminum foil glass felt plates. The flame-retardant layer of the material has heat insulation and flame retardance effects and is convenient to purchase and install.

Claims (5)

1. The utility model provides an energy storage type fire-retardant low voltage treatment electrical cabinet, includes the cabinet body (1), its characterized in that: a plurality of partition boards (7) are arranged in the cabinet body (1), the cabinet body (1) is divided into an electric appliance cavity and a plurality of battery cavities by the partition boards (7), cabinet doors (6) are respectively assembled in the electric appliance cavity and the battery cavities, and a bracket (9) and a first flame-retardant layer (8) are respectively arranged on the bottom surface and the top surface of the battery cavity.

2. The energy-storage type flame-retardant low-voltage treatment electrical cabinet according to claim 1, wherein: the solar energy storage device is characterized by further comprising a carbon dioxide storage tank (2), wherein the carbon dioxide storage tank (2) is communicated with a plurality of spray pipes (10) arranged in a battery cavity through an air inlet pipe, an electromagnetic valve (12) is arranged on the air inlet pipe, a temperature control switch (11) is arranged in the battery cavity, and the temperature control switch (11) is electrically connected with the electromagnetic valve (12).

3. An energy storage type flame retardant low voltage treatment electrical cabinet according to claim 1 or 2, characterized in that: an exhaust pipe (3) is connected to the back of the cabinet body (1), the exhaust pipe (3) is communicated with the battery cavity, and a cover plate (4) is hinged to a pipe orifice at the upper end of the exhaust pipe (3).

4. An energy storage type flame retardant low voltage treatment electrical cabinet according to claim 1 or 2, characterized in that: the inner wall of the electric appliance cavity is fixedly connected with the electric appliance mounting plate (5) through a plurality of connecting rods (13), and a second flame retardant layer (14) is arranged on the inner wall surface of the electric appliance cavity.

5. The energy-storage type flame-retardant low-voltage treatment electrical cabinet according to claim 4, wherein: the first flame-retardant layer (8) and the second flame-retardant layer (14) are single-sided aluminum foil glass felt plates.