CN211935270U

CN211935270U - Aerosol fire extinguishing device

Info

Publication number: CN211935270U
Application number: CN202020201782.6U
Authority: CN
Inventors: 邓盛彬
Original assignee: Beijing Xingri Fire Technology Co ltd
Current assignee: Beijing Xingri Fire Technology Co ltd
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2020-11-17
Anticipated expiration: 2030-02-24

Abstract

The utility model relates to an aerosol fire extinguishing device, which comprises a shell and a bottom cover, wherein an accommodating space is defined between the shell and the bottom cover, and a solid fire extinguishing agent and a trigger are arranged in the accommodating space; the shell is provided with an annular side wall, a plurality of spray nozzles are uniformly arranged along the circumferential direction of the side wall, and the spray nozzles are suitable for discharging the generated hot aerosol fire extinguishing agent outwards when the trigger ignites the solid fire extinguishing agent. The utility model discloses can accelerate the speed of spouting of fire extinguishing agent, reduce the requirement to the explosion-proof pressure release ability of product shell to reduce the production degree of difficulty and cost.

Description

Aerosol fire extinguishing device

Technical Field

The utility model relates to a fire-fighting equipment technical field, in particular to aerosol extinguishing device.

Background

The aerosol fire extinguisher is a miniature fire extinguisher which uses solid aerosol as the explosive column and uses a heat-sensitive wire as the initiator to ignite the explosive column and thus instantaneously produce a large amount of hot aerosol fire extinguishing agent.

The existing aerosol fire extinguishing device is mainly characterized in that a nozzle is arranged at the top or the bottom of a shell, so that a hot aerosol fire extinguishing agent is generated and is sprayed out from the top or the bottom of the device in a centralized manner, and the purpose of extinguishing fire is achieved. The structure has higher requirement on the explosion-proof pressure relief capacity of the shell of the device, has single fire extinguishing direction and is not beneficial to the production and use of products.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing an aerosol extinguishing device can accelerate the speed of putting of spouting of fire extinguishing agent, reduces the requirement to the explosion-proof pressure release ability of product shell to reduce the production degree of difficulty and cost.

In order to achieve the above purpose, the present invention adopts the following technical solutions.

The utility model provides an aerosol fire extinguishing device, which comprises a shell and a bottom cover, wherein an accommodating space is defined between the shell and the bottom cover, and a solid fire extinguishing agent and a trigger are arranged in the accommodating space; the shell is provided with an annular side wall, a plurality of spray nozzles are uniformly arranged along the circumferential direction of the side wall, and the spray nozzles are suitable for discharging the generated hot aerosol fire extinguishing agent outwards when the trigger ignites the solid fire extinguishing agent.

Preferably, the solid fire extinguishing agent is an S-type aerosol fire extinguishing agent.

Preferably, the size and number of the nozzles are matched to the mass of the solid fire suppressant.

Preferably, the trigger comprises an electrical initiator for igniting the solid fire suppressant by electrical heating and/or a heat-sensitive wire for igniting the solid fire suppressant by burning upon exposure to heat.

Preferably, the side wall is further provided with an outlet for leading out the heat-sensitive wire and the electric wire connected with the electric initiator.

Preferably, the housing is of an integrally formed structure.

Preferably, the spout is stamped.

Preferably, the outer shell and the bottom cover are fixed by welding or riveting.

Preferably, the mass of the solid fire extinguishing agent is 10-80 g, the number of the nozzles is 4-8, and the diameter of each nozzle is 6-8 mm.

Preferably, the solid fire extinguishing agent has a mass of 12g, the number of the nozzles is 5, and each nozzle has a diameter of 7 mm.

The utility model discloses an evenly be provided with a plurality of spouts in the side of shell along the circumference of lateral wall for a large amount of steam colloidal sol fire extinguishing agent that the solid fire extinguishing agent produced after being ignited can outwards discharge rapidly, thereby has reduced the pressure to the shell, makes to the requirement greatly reduced of the explosion-proof pressure release ability of product shell, directly or indirectly has reduced the production degree of difficulty, has reduced the manufacturing cost of product. In addition, the hot aerosol extinguishing agent is sprayed out from the plurality of nozzles, so that the fire can be extinguished in 360-degree directions around the aerosol extinguishing device, the fire extinguishing capability of a product is greatly improved, the application range of the product is widened, and the popularization and the application of the product are facilitated.

Drawings

FIG. 1 is a schematic view showing the overall structure of an aerosol fire extinguishing apparatus according to the present embodiment;

fig. 2 is an exploded view of the aerosol fire extinguishing apparatus according to the present embodiment.

The purpose of the present invention, its function and principle will be further elucidated in the detailed description with reference to the accompanying drawings.

Detailed Description

The following further description is made with reference to the drawings and specific embodiments.

As shown in fig. 1 and 2, the present embodiment provides an aerosol fire extinguishing apparatus 100, which mainly comprises a housing 1, a bottom cover 2, and a fire extinguishing agent generating device disposed inside, and specifically, the housing 1 and the bottom cover 2 are fixedly connected by welding or riveting, and the inside defines an accommodating space, and the fire extinguishing agent generating device is disposed in the accommodating space. In the aerosol fire extinguishing device 100 of the embodiment, the fire extinguishing agent generating device comprises a solid fire extinguishing agent 3, a trigger and other components, wherein the solid fire extinguishing agent 3 is a columnar or cake-shaped ointment made of an S-shaped aerosol fire extinguishing agent and other components, the trigger comprises an electric initiator 41 and/or a heat-sensitive wire 42, and even further comprises a temperature-sensitive wire 43, the electric initiator 41 is a component which is controlled by an external controller and is heated to reach the ignition point of the solid fire extinguishing agent 3 so as to ignite the solid fire extinguishing agent 3, the heat-sensitive wire 42 is a component which can be ignited and ignite the solid fire extinguishing agent 3 after being heated, and the temperature-sensitive wire 43 is used for detecting the temperature of the solid fire extinguishing agent 3 and feeding back to the external controller. After the solid fire extinguishing agent 3 is ignited, a large amount of hot aerosol fire extinguishing agent can be instantly generated for extinguishing flame to achieve the purpose of extinguishing fire.

The housing 1 of the present embodiment has an annular side wall 11, and a plurality of spraying holes 12 are uniformly arranged along the circumference of the side wall 11, and these spraying holes 12 are used for discharging the generated hot aerosol fire extinguishing agent outwards when the trigger ignites the solid fire extinguishing agent 3. Compare in traditional aerosol extinguishing device, the speed of spouting of hot aerosol fire extinguishing agent can be accelerated to this embodiment, reduces the requirement to the explosion-proof pressure release ability of product shell 1 to reduce the production degree of difficulty and the cost of product.

Meanwhile, the present embodiment is configured such that the size and number of the nozzles 12 match the mass of the solid fire extinguishing agent 3, that is, the larger the diameter of the nozzles 12 and the larger the number of the nozzles 12 when the solid fire extinguishing agent 3 is more inside. For example, when the mass of the solid fire extinguishing agent 3 is 10-80 g, the number of the nozzles 12 is 4-8, and the diameter of each nozzle 12 is 6-8 mm. As one of the preferable solutions, the mass of the solid fire extinguishing agent 3 is 12g, the number of the nozzles 12 is 5, and the diameter of each nozzle 12 is about 7 mm.

In addition, in this embodiment, an outlet (not shown) for leading out the heat-sensitive wire 42 and the electric wire 44 connected to the electrical initiator 41 is further provided on the side wall 11, and a flame-retardant wire-protecting sleeve 5 is provided around the heat-sensitive wire 42 and the electric wire 44 to prevent the electric wire 44 from being burned or aged at high temperature, and the diameter of the flame-retardant wire-protecting sleeve 5 is preferably such that it can pass through the outlet.

For the explosion-proof pressure release ability of reinforcing shell 1, the shell 1 of this embodiment sets up to the integrated into one piece structure, and simultaneously, spout 12 adopts the mode of punching press to make, can improve machining efficiency on the one hand, and on the other hand, the explosion-proof pressure release ability of the shell 1 of producing under same material and specification is also stronger, consequently, can directly or indirectly reduce the production degree of difficulty and cost.

To sum up, the utility model discloses an evenly be provided with a plurality of spouts along the circumference of lateral wall in the side of shell for solid fire extinguishing agent is outwards discharged rapidly by a large amount of steam colloidal sol fire extinguishing agents that produce after the ignition, thereby has reduced the pressure to the shell, makes to the requirement greatly reduced of the explosion-proof pressure release ability of product shell, directly or indirectly has reduced the production degree of difficulty, has also reduced the manufacturing cost of product. In addition, the hot aerosol extinguishing agent is sprayed out from the plurality of nozzles, so that the fire can be extinguished in the direction of 360 degrees around the aerosol extinguishing device, the fire extinguishing capability of the product is greatly improved, the application range of the product is widened, and the popularization and the application of the product are facilitated.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides an aerosol extinguishing device, includes shell and bottom, its characterized in that: an accommodating space is defined between the shell and the bottom cover, and a solid fire extinguishing agent and a trigger are arranged in the accommodating space; the shell is provided with an annular side wall, a plurality of spray nozzles are uniformly arranged along the circumferential direction of the side wall, and the spray nozzles are suitable for discharging the generated hot aerosol fire extinguishing agent outwards when the trigger ignites the solid fire extinguishing agent.

2. An aerosol fire extinguishing apparatus as defined in claim 1, wherein: the solid fire extinguishing agent is an S-shaped aerosol fire extinguishing agent.

3. An aerosol fire extinguishing apparatus as defined in claim 2, wherein: the size and the number of the nozzles are matched with the mass of the solid fire extinguishing agent.

4. An aerosol fire extinguishing apparatus as defined in claim 1, wherein: the trigger comprises an electric initiator and/or a heat-sensitive wire, the electric initiator is used for igniting the solid fire extinguishing agent through electric heating, and the heat-sensitive wire is used for igniting the solid fire extinguishing agent through burning under heat.

5. An aerosol fire extinguishing apparatus as defined in claim 4, wherein: and the side wall is also provided with an outlet for leading out the thermosensitive wire and the electric wire connected with the electric initiator.

6. An aerosol fire extinguishing apparatus as defined in any one of claims 1 to 5, wherein: the shell is of an integrally formed structure.

7. An aerosol fire extinguishing apparatus as defined in any one of claims 1 to 5, wherein: the spout is formed by stamping.

8. An aerosol fire extinguishing apparatus as defined in claim 1, wherein: the shell and the bottom cover are fixed through welding or riveting.

9. An aerosol fire extinguishing apparatus as defined in claim 3, wherein: the mass of the solid extinguishing agent is 10-80 g, the number of the nozzles is 4-8, and the diameter of each nozzle is 6-8 mm.

10. An aerosol fire extinguishing apparatus as defined in claim 3, wherein: the mass of the solid fire extinguishing agent is 12g, the number of the nozzles is 5, and the diameter of each nozzle is 7 mm.