CN215608923U

CN215608923U - Fireproof device for capacitor

Info

Publication number: CN215608923U
Application number: CN202121645916.4U
Authority: CN
Inventors: 周婷婷; 茆敏
Original assignee: Nanjing Xinyangmei Power Equipment Co ltd
Current assignee: Nanjing Xinyangmei Power Equipment Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-25
Anticipated expiration: 2031-07-20

Abstract

The utility model provides a capacitor fire protection device, which relates to the technical field of capacitor fire protection and comprises a bottom plate, a supporting plate, an installation frame, a fire extinguishing mechanism and a partition mechanism, wherein the supporting plate is installed on the bottom plate, the installation frame is installed on the supporting plate, a capacitor is installed on the supporting plate and is positioned in the center of an inner hole of the installation frame, the fire extinguishing mechanism is installed on the bottom plate and the installation frame and is used for extinguishing flames generated when the capacitor fires, and the partition mechanism is installed on the bottom plate, the installation frame and the fire extinguishing mechanism and is used for partitioning the flames generated when the capacitor fires.

Description

Fireproof device for capacitor

Technical Field

The utility model relates to the technical field of capacitor fire prevention, in particular to a capacitor fire prevention device.

Background

The capacitor in the capacitance compensation cabinet can ignite and spontaneously combust due to frequent switching, higher harmonic resonance and the like in the using process, thereby endangering the life and property safety of people. There have been fire protection devices in the prior art, which are provided in a capacitance compensation cabinet, for extinguishing flames at the initial stage of capacitor ignition, thereby reducing the risk of spontaneous combustion. However, the fire extinguishing nozzles of the conventional fire extinguishing apparatus are fixed, and the fire-extinguishing position is unknown, so that the fire extinguishing nozzles cannot extinguish fire directly opposite to the fire-extinguishing position, and the fire extinguishing effect is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a fire protection device for a capacitor, which solves the above problems.

The utility model provides a condenser firebreak device, includes bottom plate, backup pad, mounting bracket, extinguishes fire mechanism and cuts off the mechanism, the backup pad is installed on the bottom plate, the mounting bracket is installed in the backup pad, install the center that condenser and condenser are located the mounting bracket hole in the backup pad, the flame that the mechanism of putting out a fire was installed and is used for extinguishing the condenser and producing when catching fire on bottom plate and the mounting bracket, cut off the mechanism and install the flame that produces when being used for cutting off the condenser and catching fire on bottom plate, mounting bracket and the mechanism of putting out a fire.

Preferably, the fire extinguishing mechanism includes gas holder, solenoid valve, exhaust ring and connects gradually pipeline one between gas holder, solenoid valve, the exhaust ring, the gas holder is installed on the bottom plate, and the storage has compressed carbon dioxide gas in the gas holder, the solenoid valve is used for automatic UNICOM gas holder and exhaust ring when the condenser is on fire, the exhaust ring is installed on the mounting bracket, and the exhaust ring is equipped with a plurality of ventholes on the inner wall of hollow ring structure and exhaust ring and is used for outside discharge carbon dioxide gas.

Preferably, the partition mechanism comprises an air pump, a flow divider, a columnar air bag, a first fireproof cloth and a second fireproof cloth, the air pump is installed on the bottom plate, the columnar air bag is installed on the installation frame, a second pipeline is sequentially connected among the air pump, the flow divider and the columnar air bag, the flow divider is used for equally dividing the air pumped by the air pump into the plurality of columnar air bags, the first fireproof cloth is sleeved on the capacitor, the outer ring of the first fireproof cloth is connected with the inner wall of the installation frame, so that sparks falling off when the capacitor catches fire can fall onto the first fireproof cloth, the lower end of the second fireproof cloth is connected to the top of the exhaust ring, and the upper end of the second fireproof cloth is connected with the upper end of the columnar air bag, so that the second fireproof cloth can stand along with the columnar air bag.

Preferably, the first fireproof cloth and the second fireproof cloth are made of basalt fiber fireproof cloth or glass fiber fireproof cloth.

The utility model has the advantages that: when the capacitor is not used, the occupied size of the device is small, and the heat dissipation of the capacitor in daily use is not influenced; after receiving a signal of capacitor ignition, the ignition capacitor is quickly separated from other parts in the capacitance compensation cabinet, so that flame is prevented from spreading outwards; the air in the whole surrounding area is emptied by injecting carbon dioxide into the lower end of the surrounding area of the device, so that the flame on the capacitor in the surrounding area is extinguished, and the fire extinguishing effect can be ensured wherever the capacitor is on fire because the whole capacitor is in the surrounding area.

Drawings

Figure 1 is a schematic structural view of the present invention,

figure 2 is a schematic view of the structure of the inner region of the present invention,

FIG. 3 is a schematic view of the connection between the exhaust ring and the first pipe in the present invention,

in the figure: 1-bottom plate, 2-supporting plate, 3-mounting rack, 4-fire extinguishing mechanism, 401-air storage tank, 402-electromagnetic valve, 403-exhaust ring, 404-first pipeline, 405-air outlet, 5-partition mechanism, 501-air pump, 502-flow divider, 503-columnar air bag, 504-first fireproof cloth, 505-second fireproof cloth and 506-second pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, a condenser firebreak device, including bottom plate 1, backup pad 2, mounting bracket 3, fire extinguishing mechanism 4 and cut off mechanism 5, backup pad 2 is installed on bottom plate 1, mounting bracket 3 is installed in backup pad 2, install the center that condenser and condenser are located the 3 holes of mounting bracket in the backup pad 2, fire extinguishing mechanism 4 installs the flame that produces when being used for extinguishing the condenser and firing on bottom plate 1 and mounting bracket 3, cut off mechanism 5 and install on bottom plate 1, mounting bracket 3 and fire extinguishing mechanism 4 and be used for cutting off the flame that the condenser produced when firing.

In this embodiment, a detection sensor is disposed outside the device, and the detection sensor is used to detect whether the sensor is on fire and send a signal to the control module when the sensor is on fire, and the control module controls the operation of some components in the device after receiving the signal.

In this embodiment, the fire extinguishing mechanism 4 includes gas holder 401, solenoid valve 402, exhaust ring 403 and connects gradually a pipeline 404 between gas holder 401, solenoid valve 402, exhaust ring 403, gas holder 401 installs on bottom plate 1, and the compressed carbon dioxide gas has been stored in the gas holder 401, solenoid valve 402 is used for automatic UNICOM gas holder 401 and exhaust ring 403 when the condenser fires, exhaust ring 403 installs on mounting bracket 3, and exhaust ring 403 is equipped with a plurality of ventholes 405 on the inner wall of hollow ring structure and exhaust ring 403 and is used for outwards discharging carbon dioxide gas.

In this embodiment, the partition mechanism 5 includes an air pump 501, a flow dividing valve 502, a columnar air bag 503, a first fireproof cloth 504 and a second fireproof cloth 505, the air pump 501 is installed on the bottom plate 1, the columnar air bag 503 is installed on the installation frame 3, a second pipeline 506 is sequentially connected among the air pump 501, the flow dividing valve 502 is used for equally dividing the air pumped out by the air pump 501 into the plurality of columnar air bags 503, the first fireproof cloth 504 is sleeved on the capacitor, the outer ring of the first fireproof cloth 504 is connected with the inner wall of the installation frame 3, so that the sparks falling off when the capacitor catches fire can fall onto the first fireproof cloth 504, the lower end of the second fireproof cloth 505 is connected to the top of the exhaust ring, and the upper end of the second fireproof cloth 505 is connected with the upper end of the columnar air bag 503, so that the second fireproof cloth 505 can stand along with the columnar air bag 503.

In this embodiment, a pressure relief mechanism should be disposed on the pillar bladder 503 to avoid the explosion caused by the over-high air pressure inside the pillar bladder 503.

In this embodiment, the first flameproof fabric 504 and the second flameproof fabric 505 are made of basalt fiber flameproof fabric or glass fiber flameproof fabric.

The working principle and the process are as follows: when the capacitor is ignited and spontaneously, the detection sensor transmits a signal to the control module, the control module controls the air pump 501 to work, air pumped by the air pump 501 is uniformly distributed into the columnar air bags 503 through the flow dividing valve 502, the columnar air bags 503 are inflated and erected to drive the second fireproof cloth 505 to erect so as to surround the capacitor in a columnar area, flame on the capacitor cannot spread outwards any more, meanwhile, the electromagnetic valve 402 is opened, carbon dioxide gas enters the exhaust ring 403 from the air storage tank 401 and enters the columnar area surrounded by the second fireproof cloth 505 through the exhaust hole 405, and the carbon dioxide gas is accumulated to the top from the bottom of the columnar area and completely wraps the capacitor due to the fact that the density of the carbon dioxide is heavier than that of the air, and therefore the flame on the capacitor can be extinguished due to lack of oxygen.

It will be appreciated by those skilled in the art that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the utility model are intended to be embraced therein.

Claims

1. A capacitor fire protection device is characterized in that: including bottom plate (1), backup pad (2), mounting bracket (3), fire extinguishing mechanism (4) and cut off mechanism (5), install on bottom plate (1) backup pad (2), install on backup pad (2) mounting bracket (3), install the center that condenser and condenser are located mounting bracket (3) hole in backup pad (2), fire extinguishing mechanism (4) are installed and are used for extinguishing the flame that the condenser produced when firing on bottom plate (1) and mounting bracket (3), cut off mechanism (5) and install on bottom plate (1), mounting bracket (3) and fire extinguishing mechanism (4) and be used for cutting off the flame that the condenser produced when firing.

2. A capacitor fire protection device as claimed in claim 1, wherein: fire extinguishing mechanism (4) include gas holder (401), solenoid valve (402), exhaust ring (403) and connect gradually pipeline (404) between gas holder (401), solenoid valve (402), exhaust ring (403), install on bottom plate (1) gas holder (401), and the storage has compressed carbon dioxide gas in gas holder (401), solenoid valve (402) are used for automatic UNICOM gas holder (401) and exhaust ring (403) when the condenser is on fire, install on mounting bracket (3) exhaust ring (403), and exhaust ring (403) are equipped with a plurality of ventholes (405) on the inner wall of hollow ring structure and exhaust ring (403) and are used for outwards discharging carbon dioxide gas.

3. A capacitor fire protection device as claimed in claim 1, wherein: the partition mechanism (5) comprises an air pump (501), a flow dividing valve (502), columnar air bags (503), a first fireproof cloth (504) and a second fireproof cloth (505), the air pump (501) is installed on the bottom plate (1), the columnar air bags (503) are installed on the installation frame (3), a second pipeline (506) is sequentially connected among the air pump (501), the flow dividing valve (502) and the columnar air bags (503), the flow dividing valve (502) is used for equally dividing air pumped out by the air pump (501) into the columnar air bags (503), the first fireproof cloth (504) is sleeved on the capacitor, the outer ring of the first fireproof cloth (504) is connected with the inner wall of the installation frame (3), so that a falling spark can fall onto the first fireproof cloth (504) when the capacitor catches fire, the lower end of the second fireproof cloth (505) is connected to the top of the exhaust ring (403), and the upper end of the second fireproof cloth (505) is connected with the upper end of the columnar air bags (503), so that the second fireproof cloth (505) can follow the columnar air bags (505) 503) And (5) standing.

4. A capacitor fire protection device as claimed in claim 3, wherein: the first fireproof cloth (504) and the second fireproof cloth (505) are made of basalt fiber fireproof cloth or glass fiber fireproof cloth.