CN203227230U

CN203227230U - Automatic foam fire extinguisher

Info

Publication number: CN203227230U
Application number: CN 201320160613
Authority: CN
Inventors: 宋建芳; 黄增年
Original assignee: Guangzhou Nianjie Fire Fighting Equipment Co ltd
Current assignee: Guangzhou Nianjie Fire Fighting Equipment Co ltd
Priority date: 2013-04-03
Filing date: 2013-04-03
Publication date: 2013-10-09
Anticipated expiration: 2023-04-03

Abstract

The utility model discloses an automatic foam fire extinguisher. The automatic foam fire extinguisher comprises an outer cylinder, an inner cylinder, an separation mesh, a bracket, a valve, an separation plug, a sealing ring, a thermosensitive lead and a temperature sensor; the temperature sensor is arranged on the top ends of the cylinder bodies; the thermosensitive lead is arranged between the valve and the inner wall of the inner cylinder; bursting identifying surfaces are processed at the periphery of the outer cylinder; when detecting that the ambient temperature is too high, the temperature sensor acts to melt the thermosensitive lead; after the automatic foam fire extinguisher starts automatically; the bursting identifying surfaces can burst and spray mist-like foam; the outer cylinder and the inner cylinder are connected with each other by a threads of a sealing pipe; and the upper part of the inner cavity of the inner cylinder is a vacuum cavity which is capable of sucking the catalyst solution and the separation plug inside together. The automatic foam fire extinguisher disclosed by the utility model can act within several minutes after the fire breaks out to extinguish fire before the fire spreads. The automatic foam fire extinguisher is simple in structure and low in cost, is practical, safe and stable and is easy to repair and maintain, thereby having wide market prospect.

Description

The foam type Automatic Fire Extinguisher

Technical field

This is practical newly to relate to a kind of foam type fire extinguisher, relates in particular to a kind of foam type Automatic Fire Extinguisher, belongs to the fire-fighting equipment technical field.

Background technology

In daily life, breaking out of fire sometimes need be put out a fire when fire occurs, and fire extinguisher is an important fire plant.But, be under unmanned situation, to take place when fire is most, spread, therefore after tending to the generation of happy mistake fire dangerous situation, preceding 3 to 5 minutes valuable clock times of best fire extinguishing of fire initial stage, the fire extinguishing of not putting out a fire to save life and property within surpassing 3 to 5 minutes, the general intensity of a fire has been difficult to control, so that form than conflagration or wildfire, cause enormous economic loss or casualties.

Existing extinguishing device is divided into type hand extinguishing device and automatic type extinguishing device two classes basically by mode of operation: the type hand extinguishing device is by user's operation, and discharging suppresses the material of burning so that fire extinguishing under pressure; The automatic type extinguishing device passes through to discharge automatically the material that suppresses burning in order to put out a fire under pressure when breaking out of fire.

China Patent No. 201110199793.0 has been announced a kind of automatic fire extinguisher device, and this invention has been installed additional at common fire extinguisher the device of carrying out fire extinguishing is surveyed, reports to the police automatically, controlled automatically in the automatic monitoring of fire alarm.Though, this device has strengthened function and the effect of fire extinguisher, can avoid and reduce economic loss and casualties that the fire generation causes to a great extent, but, the complex structure of this device causes the fault rate of device to raise, and is not easy to safeguard, and increased cost, lost the market competitiveness; China Patent No. 91204148.X discloses a kind of blasting type foam Automatic Fire Extinguisher, has reached the effect of self-extinguishing, but, blasting type foam Automatic Fire Extinguisher relies on explosion to reach the purpose of the eruption of extinguishing material afterwards, will certainly cause personnel's injures and deaths like this, and certain danger is arranged.

Therefore, develop a kind of safety coefficient height, self-extinguishing is effective, and cost is low, and apparatus structure is simple, is easy to safeguard and the automatic fire extinguisher that keeps in repair is very to be necessary.

Summary of the invention

For solve existing extinguishing device structurally with function on the problem that exists, the utility model proposes a kind of foam type Automatic Fire Extinguisher.By the method at extinguishing device design explosion identified surface, when fire occurring, extinguishing device starts automatically, makes the break foam of ejection fine mist of explosion identified surface reach the fire extinguishing effect.

The utility model technical scheme that adopts of dealing with problems is as follows.

The foam type Automatic Fire Extinguisher, it comprises outer cylinder body, inner cylinder body, separation net, support, valve, batching pig, sealing ring, temperature-sensitive lead-in wire and temperature sensor, also includes the explosion identified surface simultaneously.

The last top mounting temperature sensor of described inner cylinder body, the temperature-sensitive lead-in wire is arranged between valve and the inner cylinder body inwall, be processed with the explosion identified surface around the outer cylinder body, the ambient temperature that temperature sensor detects too high the time, the meeting action is with the fusing of temperature-sensitive lead-in wire, and the explosion identified surface broke and sprays the foam of fine mist after the foam type Automatic Fire Extinguisher started automatically.

Outer cylinder body and inner cylinder body are that sealed tube is threaded, and valve is installed in the last top of inner cylinder body, and sealing ring is installed in the valve lower end, and separation net is fixed on the intracavity bottom of outer cylinder body by support.

The outer wall of described inner cylinder body is processed with the sealed tube screw thread, and the last top of inner cylinder body is processed with the passage of mounted valve; The inwall place of outer cylinder body upper end is processed with the sealed tube screw thread.

Described valve shape is " worker " font; The effect of separation net is to prevent that batching pig from dropping into the inner chamber of outer cylinder body.

The inner chamber splendid attire extinguishing chemical of described outer cylinder body Solution, the inner chamber holding catalyst solution of inner cylinder body.

The inner chamber top of described inner cylinder body is the vacuum cavity that the catalyst solution in the cavity and batching pig can be held together.

The beneficial effects of the utility model: the back can take place at fire and move in the time of a few minutes in the foam type Automatic Fire Extinguisher that the utility model proposes, and before fire does not spread, extinguishes the blaze; This device simple in structure, practical, security and stability are high, are easy to maintenance and safeguard, and is with low cost, has comparatively vast market prospect.

Description of drawings

Fig. 1 is the structure chart of foam type Automatic Fire Extinguisher.

Fig. 2 is the partial view of foam type Automatic Fire Extinguisher.

Among the figure: 1, outer cylinder body; 2, inner cylinder body; 3, catalyst solution; 4, extinguishing chemical solution; 5, separation net; 6, explosion identified surface; 7, support; 8, batching pig; 9, sealed tube screw thread; 10, sealing ring; 11, temperature-sensitive lead-in wire; 12, valve; 13, temperature sensor.

The specific embodiment

As shown in Figure 1, the foam type Automatic Fire Extinguisher mainly is made up of outer cylinder body 1, inner cylinder body 2, separation net 5, explosion identified surface 6, support 7, valve 12, batching pig 8, sealing ring 10, temperature-sensitive lead-in wire 11, temperature sensor 13; Outer cylinder body 1 is that sealed tube screw thread 9 is connected with inner cylinder body 2, and valve 12 is installed in the last top of inner cylinder body 2, and sealing ring 10 is installed in valve 12 lower ends, and separation net 5 is fixed on the intracavity bottom of outer cylinder body by support 7.

As shown in Figure 1, the outer wall of inner cylinder body 2 is processed with sealed tube screw thread 9, and the last top of inner cylinder body 2 is processed with the passage of mounted valve 12.

As shown in Figure 1, be processed with explosion identified surface 6 around the outer cylinder body 1, explosion identified surface 6 broke and sprays the foam of fine mist after the foam type Automatic Fire Extinguisher started automatically; The inwall place of outer cylinder body 1 upper end is processed with sealed tube screw thread 9.

As shown in Figure 1, valve 12 shapes are " worker " fonts; The effect of separation net 5 is to prevent that batching pig 8 from dropping into the inner chamber of outer cylinder body 1.

The inner chamber splendid attire extinguishing chemical solution of outer cylinder body, the inner chamber holding catalyst solution of inner cylinder body.

As shown in Figure 2, the last top mounting temperature sensor 13 of inner cylinder body 2 has temperature-sensitive lead-in wire 11 between valve 12 and inner cylinder body 2 inwalls, the ambient temperature that temperature sensor 13 detects too high the time, can move 11 fusings of temperature-sensitive lead-in wire; The inner chamber top of inner cylinder body is the vacuum cavity that the catalyst solution in the cavity and batching pig 5 can be held together.

Following mask body is introduced operation principle and the course of work of foam type Automatic Fire Extinguisher.

The foam type Automatic Fire Extinguisher, as shown in Figure 1, by means of the vacuum cavity on the inner chamber top of inner cylinder body 2, under the good situation of the residing external environment condition of device, catalyst solution and batching pig 8 in the cavity of inner cylinder body 2 are in static stable status, and the foam type Automatic Fire Extinguisher is failure to actuate.After fire takes place, the temperature that temperature sensor 13 detects the residing external environment condition of extinguishing device raises, temperature sensor 13 moves, the last top valve of

inner cylinder body

2 and 11 fusings of the lead-in wire of the temperature-sensitive between the inner cylinder body inwall, the vacuum cavity on the inner chamber top of inner cylinder body 2 disappears, under the gravity effect, the catalyst solution in the cavity of inner cylinder body 2 unrestrained inner chamber, catalyst solution and extinguishing chemical to outer cylinder body 1 Chemical reaction takes place rapidly in solution, and the air pressure in the whole cavity increases sharply, under anticyclonic effect, and valve closing, explosion identified surface 6 explosion under the high pressure effect, eject great amount of carbon dioxide and foam this moment, extinguishes the blaze.

Claims

1. foam type Automatic Fire Extinguisher is characterized in that: it comprises outer cylinder body (1), inner cylinder body (2), separation net (5), support (7), valve (12), batching pig (8), sealing ring (10), temperature-sensitive lead-in wire (11) and temperature sensor (13); The last top mounting temperature sensor (13) of inner cylinder body (2) has temperature-sensitive lead-in wire (11) between valve (12) and inner cylinder body (2) inwall.

2. foam type Automatic Fire Extinguisher according to claim 1, it is characterized in that: the outer wall of inner cylinder body (2) is processed with sealed tube screw thread (9), and the last top of inner cylinder body (2) is processed with the passage of mounted valve (12); The inwall place of outer cylinder body (1) upper end is processed with sealed tube screw thread (9).

3. foam type Automatic Fire Extinguisher according to claim 2, it is characterized in that: valve (12) shape is " worker " font; The inner chamber splendid attire extinguishing chemical solution (4) of outer cylinder body (1), the inner chamber holding catalyst solution (3) of inner cylinder body (2).

4. foam type Automatic Fire Extinguisher according to claim 3 is characterized in that: the inner chamber top of inner cylinder body (2) is the vacuum cavity that the catalyst solution in the cavity (3) and batching pig (8) are held together.