Non-pressure-storage suspension type perfluorohexanone fire extinguishing device

Abstract

The utility model relates to a fire extinguishing device and aims to solve the technical problem that the injection pressure of a fire extinguishing agent is insufficient due to the fact that the existing fire extinguishing device adopts pre-filling to drive nitrogen to pressurize. The utility model provides a non-stored-pressure suspension type perfluorohexanone fire extinguishing device. The non-stored-pressure suspension type perfluorohexanone fire extinguishing device comprises a fire extinguishing tank, a gas generator and a nozzle, a mounting hole is formed in the top of the fire extinguishing tank; the gas generator is hermetically mounted above the fire extinguishing tank through the mounting hole; the nozzle is mounted below the fire extinguishing tank; and the fire extinguishing tank is filled with a fire extinguishing agent, and the fire extinguishing agent is sprayed out of the nozzle after the gas generator generates gas. By arranging the gas generator, when fire needs to be extinguished, gas is generated through the gas generator, the fire extinguishing agent in the fire extinguishing tank is extruded to be sprayed out of the nozzle of the fire extinguishing tank, and compared with an existing fire extinguishing device adopting pre-filling to drive nitrogen for pressurization, the problem that the injection pressure of the fire extinguishing agent is insufficient can be effectively solved.

Description

Technical Field

[0001] The utility model relates to a fire extinguishing device, in particular to a non-pressure storage hanging type perfluorohexanone fire extinguishing device. Background Art

[0002] With the continuous advancement of science and technology, people's fire safety requirements for buildings and facilities are also increasing. In this context, the suspended perfluorohexanone fire extinguishing system, as a modern fire extinguishing technology, has attracted widespread attention and application. The suspended perfluorohexanone fire extinguishing system has many advantages over traditional water, foam or dry powder fire extinguishing systems. First, perfluorohexanone has low toxicity, has little impact on the human body and the environment, and does not produce harmful byproducts. Secondly, the system will not cause damage to electronic equipment and is suitable for protecting places with dense electrical equipment, industrial production facilities, cultural heritage protection, oil and gas facilities and other fields.

[0003] At present, the common suspended perfluorohexanone automatic fire extinguishing device usually consists of a detachable nozzle, a pressure gauge, a fire extinguishing agent storage tank, an air charging valve, a bracket, perfluorohexanone fire extinguishing agent, and pre-filled driving nitrogen. However, due to the use of pre-filled driving nitrogen for pressurization, this solution has the problem of insufficient fire extinguishing agent injection pressure. Utility Model Content

[0004] The utility model aims to solve the technical problem that the existing fire extinguishing device has insufficient fire extinguishing agent injection pressure due to the use of pre-filled driving nitrogen pressurization, and provides a non-pressure storage suspended perfluorohexanone fire extinguishing device.

[0005] In order to solve the above technical problems, the technical solutions provided by the utility model are as follows:

[0006] A non-pressure storage suspended perfluorohexanone fire extinguishing device, comprising a fire extinguishing tank, a gas generator and a nozzle;

[0007] A mounting hole is provided on the top of the fire extinguishing tank, and the gas generator is sealed and mounted on the top of the fire extinguishing tank through the mounting hole;

[0008] The nozzle is installed below the fire extinguishing tank;

[0009] The fire extinguishing tank is filled with fire extinguishing agent, which is used to spray out from the nozzle after the gas generator generates gas.

[0010] Furthermore, a bracket is provided on the outer side of the fire extinguishing tank, and the bracket is located at the opening of the mounting hole;

[0011] The upper end of the gas generator is fixed in the bracket.

[0012] Further, the gas generator comprises a gas chamber tube, the upper end of the gas chamber tube is provided with a gas chamber mounting flange, and the lower end is provided with a plurality of gas discharge holes;

[0013] The air chamber mounting flange is connected to the bracket;

[0014] A gas generating agent is arranged in the gas chamber tube, an electric ignition head is arranged on the gas chamber mounting flange, one end of the electric ignition head penetrates the gas chamber mounting flange and is connected to the gas generating agent, so as to drive the gas generating agent to generate gas.

[0015] Further, the nozzle includes a mounting flange, the upper portion of the mounting flange is connected to the lower portion of the fire extinguisher tank, and the lower portion of the mounting flange is provided with a plurality of atomizing spray holes;

[0016] The interior of the fire extinguishing tank is communicated with the outside world through the mounting flange and the atomizing spray hole.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1. The non-pressure storage suspended perfluorohexanone fire extinguishing device provided by the utility model is provided with a gas generator. When fire extinguishing is needed, gas is generated by the gas generator to squeeze the fire extinguishing agent in the fire extinguishing tank and spray it out from the nozzle of the fire extinguishing tank. Compared with the existing fire extinguishing device using pre-filled driving nitrogen pressurization, the problem of insufficient fire extinguishing agent spraying pressure can be effectively solved.

[0019] 2. The non-pressure storage suspended perfluorohexanone fire extinguishing device provided by the utility model is provided with an electric ignition head and a gas generating agent. After the gas generator receives a start signal, the electric ignition head is activated and drives the gas generating agent to generate gas. The gas enters the fire extinguishing tank from the gas discharge hole of the gas chamber tube, and the fire extinguishing agent is sprayed out from the nozzle for fire extinguishing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0021] Figure 2 It is a schematic diagram of the structure of the gas generator in the embodiment of the utility model;

[0022] Figure 3 It is a schematic diagram of the structure of the nozzle in the embodiment of the utility model;

[0023] Explanation of the reference numerals: 1- bracket, 2- gas generator, 21- electric ignition head, 22- gas chamber mounting flange, 23- gas generating agent, 24- gas chamber tube, 3- fire extinguishing tank, 4- fire extinguishing agent, 5- nozzle, 51- mounting flange, 52- atomizing nozzle hole. DETAILED DESCRIPTION

[0024] The following will be combined with the accompanying drawings to clearly and completely describe the technical solutions in the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figure 1 As shown, a non-pressure storage suspended perfluorohexanone fire extinguishing device includes a fire extinguishing tank 3, a gas generator 2 and a nozzle 5; a mounting hole is opened on the top of the fire extinguishing tank 3, and the gas generator 2 is sealed and mounted on the top of the fire extinguishing tank 3 through the mounting hole; the nozzle 5 is mounted below the fire extinguishing tank 3; the fire extinguishing tank 3 is filled with a fire extinguishing agent 4, and the fire extinguishing agent 4 is a perfluorohexanone fire extinguishing agent, which is used to be sprayed out by the nozzle 5 after the gas generator 2 generates gas.

[0026] like Figure 1 As shown, a bracket 1 is provided on the outer side of the fire extinguishing tank 3 , and the bracket is located at the opening of the mounting hole; the upper end of the gas generator 2 is fixed in the bracket 1 .

[0027] like Figure 1 and Figure 2 As shown, the gas generator 2 includes a gas chamber tube 24, the upper end of the gas chamber tube 24 is provided with a gas chamber mounting flange 22, and the lower end is provided with a plurality of gas discharge holes;

[0028] The air chamber mounting flange 22 is connected to the bracket 1;

[0029] A gas generating agent 23 is arranged in the gas chamber tube 24, an electric ignition head 21 is arranged on the gas chamber mounting flange 22, one end of the electric ignition head 21 penetrates the gas chamber mounting flange 22 and is connected to the gas generating agent 23, so as to drive the gas generating agent 23 to generate gas.

[0030] like Figure 1 and Figure 3 As shown, the nozzle 5 includes a mounting flange 51, the upper portion of the mounting flange 51 is connected to the lower portion of the fire extinguisher tank 3, and the lower portion of the mounting flange 51 is provided with a plurality of atomizing spray holes 52; the interior of the fire extinguisher tank 3 is connected to the outside through the mounting flange 51 and the atomizing spray holes 52.

[0031] When the non-pressure storage suspended perfluorohexanone fire extinguishing device provided by the utility model is in use, after the gas generator 2 receives a start signal, the electric ignition head 21 is actuated and drives the gas generating agent 23 to generate gas, the gas enters the fire extinguishing tank 3 from the gas discharge hole of the gas chamber tube 24, and the fire extinguishing agent 4 in the fire extinguishing tank 3 is sprayed out from the nozzle 5 for fire extinguishing.

[0032] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or replacements within the technical scope disclosed in the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A non-pressure storage suspended perfluorohexanone fire extinguishing device, characterized in that: It comprises a fire extinguishing tank (3), a gas generator (2) and a nozzle (5); The top of the fire extinguishing tank (3) is provided with a mounting hole, and the gas generator (2) is sealed and mounted above the fire extinguishing tank (3) through the mounting hole; The nozzle (5) is installed below the fire extinguishing tank (3); The fire extinguishing tank (3) is filled with a fire extinguishing agent (4) for spraying out through a nozzle (5) after the gas generator (2) generates gas.

2. The non-pressure storage suspended perfluorohexanone fire extinguishing device according to claim 1 is characterized in that: A bracket (1) is provided on the outer side of the fire extinguishing tank (3), and the bracket is located at the opening of the mounting hole; The upper end of the gas generator (2) is fixed inside the bracket (1).

3. The non-pressure storage suspended perfluorohexanone fire extinguishing device according to claim 2 is characterized in that: The gas generator (2) comprises a gas chamber tube (24), the upper end of the gas chamber tube (24) is provided with a gas chamber mounting flange (22), and the lower end of the gas chamber tube (24) is provided with a plurality of gas discharge holes; The air chamber mounting flange (22) is connected to the bracket (1); A gas generating agent (23) is arranged in the gas chamber tube (24), an electric ignition head (21) is arranged on the gas chamber mounting flange (22), one end of the electric ignition head (21) penetrates the gas chamber mounting flange (22) and is connected to the gas generating agent (23) for driving the gas generating agent (23) to generate gas.

4. The non-pressure storage suspended perfluorohexanone fire extinguishing device according to claim 1 is characterized in that: The nozzle (5) comprises a mounting flange (51), the upper portion of the mounting flange (51) is connected to the lower portion of the fire extinguishing tank (3), and the lower portion of the mounting flange (51) is provided with a plurality of atomizing spray holes (52); The interior of the fire extinguishing tank (3) is connected to the outside world through the mounting flange (51) and the atomizing spray hole (52).

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