CN219290491U

CN219290491U - Fire extinguishing bomb

Info

Publication number: CN219290491U
Application number: CN202222330775.8U
Authority: CN
Inventors: 李泳昌; 蒋吹成; 毛西汉; 郑伟基; 张荣方
Original assignee: Guangzhou Taichang Industrial Co ltd
Current assignee: Guangzhou Taichang Industrial Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-07-04
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses a fire extinguishing bomb, comprising: the fire extinguishing device comprises a shell, a fire extinguishing agent and a pressure sensor, wherein the shell comprises an upper shell and a lower shell, a diaphragm is arranged between the upper shell and the lower shell, an inner cavity of the shell is divided into a detonation cavity and a fire extinguishing cavity filled with the fire extinguishing agent by the diaphragm, a plurality of nozzles are uniformly distributed along the peripheral wall of the lower shell, and the nozzles are closed by a film which can be broken by pressure; the detonation driving assembly is arranged in the detonation cavity, high-pressure gas is filled in the detonation cavity, the detonation driving assembly comprises a detonation controller and an impact rod controlled by the controller to move, and the impact rod can break the diaphragm to enable the high-pressure gas to be introduced into the fire extinguishing cavity; the smoke sensor and/or the temperature sensor are/is used for monitoring the area where the shell is located by adopting the smoke sensor and the temperature sensor, and the intelligent control fire extinguishing bomb detonates so as to accurately extinguish fire and play a role in preventing fire.

Description

Fire extinguishing bomb

Technical Field

The utility model relates to the technical field of fire extinguishing devices, in particular to a fire extinguishing bomb.

Background

The forest fire is difficult to put out, and the threat to the personal safety of fire fighters is relatively high. When the traditional fire extinguishing method is used for dealing with forest fires, a large amount of manpower and material resources are consumed, the fire extinguishing effect is poor, and the time consumption is long. The unmanned aerial vehicle is used for loading the fire extinguishing bomb to remotely extinguish the forest fire, so that the fire extinguishing agent can be effectively sprayed on the fire point in time, and the fire fighter can be prevented from being damaged.

After the existing fire extinguishing bomb is thrown into a fire disaster area by an unmanned aerial vehicle, the fire extinguishing bomb generally explodes after being launched above a target area or striking the ground of the target area, and the fire extinguishing agent in the fire extinguishing bomb is sprayed on the target area. However, in practical situations, in order to prevent the fire zone from spreading outwards, fire extinguishing bombs need to be put in the edge position of the current fire zone, at this time, the fire condition of the edge position of the fire zone is not big or has not yet been started, the fire extinguishing bombs put in the fire zones in advance have sprayed fire extinguishing agents before the fire condition spreads to the zones, so that the fire extinguishing effect is poor, the intelligent degree of the fire extinguishing bombs is low, and forest fires cannot be effectively and accurately extinguished.

Disclosure of Invention

Therefore, the utility model aims to overcome the defects that the fire extinguishing bomb in the prior art is low in intelligent degree and can not extinguish fire accurately and effectively, and thereby provides the fire extinguishing bomb.

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

a fire extinguishing bomb comprising: the fire extinguishing device comprises a shell, wherein the shell comprises an upper shell and a lower shell, a diaphragm is arranged between the upper shell and the lower shell, the diaphragm divides an inner cavity of the shell into a detonation cavity and a fire extinguishing cavity filled with fire extinguishing agent, a plurality of nozzles are uniformly distributed along the peripheral wall of the lower shell, and the nozzles are closed by a film which can be broken by pressure; the detonation drive assembly is arranged in the detonation cavity, high-pressure gas is filled in the detonation cavity, the detonation drive assembly comprises a detonation controller and an impact rod controlled by the controller to move, and the impact rod can break the diaphragm so that the high-pressure gas can be introduced into the fire extinguishing cavity; the smoke sensor is arranged on the shell and is electrically connected with the detonation controller, and is used for detecting a smoke signal, and the detonation controller responds to the smoke signal sent by the smoke sensor to control the starting of the impact rod; and/or a temperature sensor is arranged on the shell and is electrically connected with the detonation controller, and is used for detecting a temperature signal, and the detonation controller responds to the temperature signal sent by the temperature sensor to control the starting of the impact rod.

According to some embodiments of the utility model, the smoke sensor and the temperature sensor are integrated on the same sensor-integrated component.

According to some embodiments of the utility model, the sensor integrated assembly further comprises a positioning sensor, and the positioning sensor is further electrically connected with a wireless communication module, and the wireless communication module receives and sends out the position information detected by the positioning sensor.

According to some embodiments of the utility model, the sensor-integrated component is disposed on an outer wall of the housing.

According to some embodiments of the utility model, a cartridge containing a boost charge is provided at the lower end of the detonation controller, the detonation drive assembly is further provided with a safety pull rod, and the detonation controller ignites the boost charge to push the impact rod to squeeze the diaphragm.

According to some embodiments of the utility model, a core control tube is disposed in the upper housing, and the detonation drive assembly is disposed in the core control tube.

According to some embodiments of the utility model, the head of the impact rod extends out of the bottom of the core control tube, an elastic piece is arranged between the safety pull rod and the core control tube, and the elastic piece is sleeved on the impact rod.

According to some embodiments of the utility model, the outer peripheral wall of the core control tube is provided with reinforcing ribs connected with the upper housing.

According to some embodiments of the utility model, the upper housing and the lower housing are provided separately, and the outer peripheral walls of the upper housing and the lower housing are provided with connecting portions.

According to some embodiments of the utility model, the fire extinguishing agent comprises an aerosol or an aqueous film forming liquid foam or a clear water foam. Further, the method comprises the steps of,

the technical scheme of the utility model has the following advantages:

1. the fire extinguishing bomb provided by the utility model is characterized in that the smoke sensor and/or the temperature sensor arranged on the shell detect smoke signals and/or temperature signals at the position of the shell, the detected smoke signals and/or temperature signals are sent to the detonation controller, the detonation controller controls the starting of the impact rod, the impact rod is suitable for splitting the diaphragm between the lower shell and the lower shell, so that high-pressure gas stored in the upper shell is introduced into the lower shell, the film of the nozzle on the side wall of the lower shell is extruded and broken after being pressed, and the extinguishing agent in the lower shell is sprayed out from the nozzle to extinguish fire in a fire area. The fire extinguishing device can accurately and effectively extinguish fire in a fire area through intelligent control of detonation, and improves fire extinguishing efficiency.

2. According to the fire extinguishing bomb provided by the utility model, the positioning sensor arranged on the shell is connected with the wireless communication module, and the wireless communication module receives and outwards transmits the position information detected by the positioning sensor. The terminal equipment can accurately position the fire extinguishing bomb after receiving the position information sent by the wireless communication module, is convenient for the recovery of the fire extinguishing bomb shell, and can save cost.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a structural view of a fire suppression bomb provided in some embodiments of the present utility model;

fig. 2 is a cross-sectional view of the fire suppression bomb shown in fig. 1.

Reference numerals illustrate: 1. an upper housing; 2. a lower housing; 3. a diaphragm; 4. an impact bar; 5. a detonation controller; 6. a cartridge; 7. a safety pull rod; 8. an elastic member; 9. a core control tube; 10. a sensor integration component; 11. a detonation chamber; 21. a spout; 22. a fire extinguishing chamber; 221. a film; 91. reinforcing ribs.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Referring to fig. 1, the fire extinguishing bomb according to the present utility model comprises: the shell comprises an upper shell 1 and a lower shell 2, a diaphragm 3 is arranged between the upper shell 1 and the lower shell 2, the diaphragm 3 divides the inner cavity of the shell into a detonation cavity 11 and a fire extinguishing cavity 22 filled with fire extinguishing agent, a plurality of nozzles 21 are uniformly distributed along the peripheral wall of the lower shell 2, and the nozzles 21 are closed by a film 221 which can be broken by pressure; the detonation drive assembly is arranged in the detonation cavity 11, high-pressure gas is filled in the detonation cavity 11, the detonation drive assembly comprises a detonation controller 5 and an impact rod 4 controlled by the controller to move, and the impact rod 4 can break the diaphragm 3 so that the high-pressure gas can be introduced into the fire extinguishing cavity 22; the smoke sensor is arranged on the shell and is electrically connected with the detonation controller 5 and is used for detecting a smoke signal, and the detonation controller 5 responds to the smoke signal sent by the smoke sensor to control the starting of the impact rod 4; and/or a temperature sensor arranged on the shell and electrically connected with the detonation controller 5 for detecting a temperature signal, wherein the detonation controller 5 controls the starting of the impact rod 4 in response to the temperature signal sent by the temperature sensor.

Specifically, the smoke sensor is arranged on the outer side wall of the shell, the smoke signal of the position of the shell is detected, when the smoke sensor detects the smoke signal, the feedback signal is sent to the detonation controller 5, the detonation controller 5 responds to the smoke signal sent by the smoke sensor to control the starting of the impact rod 4, the impact rod 4 breaks the diaphragm 3 between the upper shell 1 and the lower shell 2, high-pressure gas in the detonation cavity 11 is led into the fire extinguishing cavity 22, the pressure in the fire extinguishing cavity 22 is increased, the film 221 of the closed nozzle 21 on the side wall of the lower shell 2 is broken, and under the action of the high-pressure gas, the fire extinguishing agent stored in the fire extinguishing cavity 22 is sprayed out from the nozzle 21 to extinguish the fire in the ignition area of the shell.

Similarly, the temperature sensor arranged on the outer side wall of the shell body is used for detecting the temperature in the environment where the shell body is located, when the temperature exceeds a set threshold value, a feedback signal is sent to the detonation controller 5, the detonation controller 5 controls the impact rod 4 to start, the impact rod 4 breaks the diaphragm 3 between the upper shell body 1 and the lower shell body 2, high-pressure gas in the detonation cavity 11 is led into the fire extinguishing cavity 22, the pressure in the fire extinguishing cavity 22 is increased, the film 221 for sealing the nozzle 21 on the side wall of the lower shell body 2 is broken, and under the action of the high-pressure gas, the fire extinguishing agent stored in the fire extinguishing cavity 22 is sprayed out from the nozzle 21 to extinguish the fire in the ignition area where the shell body is located.

It can be understood that the smoke sensor can be arranged on one fire extinguishing bomb or two fire extinguishing bombs at the same time, and the smoke sensor and the temperature sensor are adopted to monitor the area where the shell is located, so that the detonation of the fire extinguishing bomb can be intelligently controlled, the fire can be accurately extinguished, and the fire prevention effect can be achieved.

In some embodiments of the present utility model, the smoke sensor and the temperature sensor are integrated on the same sensor assembly 10.

Specifically stated, the sensor integrated component 10 is disposed on the outer side wall of the casing, the sensor integrated component 10 comprises a smoke sensor and a temperature sensor, the smoke sensor and the temperature sensor are integrated together, the situation that the fire-extinguishing bomb cannot be detonated when one of the sensors is damaged is avoided, and the reliability of the fire-extinguishing bomb is improved. The smoke sensor and the temperature sensor are arranged in parallel, when one of the sensors detects a signal, the detonation controller 5 can control the impact rod 4 to perform detonation treatment, so that the generation of dumb is avoided, and the timeliness of fire extinguishment is ensured.

In some embodiments of the present utility model, the sensor assembly 10 further includes a positioning sensor that is further electrically coupled to a wireless communication module that receives and transmits outwardly the positional information detected by the positioning sensor.

Specifically, because the volume of the fire extinguishing bomb is smaller, when the fire area is larger, after the fire is extinguished, the fire extinguishing bomb is difficult to recover, and the positioning sensor is arranged on the sensor integrated assembly 10 and used for measuring the position data of the shell, the position signal is sent to the wireless communication module, the wireless communication module sends the position information of the shell to the terminal equipment, the positioning sensor is arranged to be favorable for determining the accurate position of the shell, the recovery and the utilization of the shell are facilitated, and the cost is saved.

In some embodiments of the utility model, the lower end of the detonation controller 5 is provided with a cartridge 6 containing a booster charge, the detonation drive assembly is also provided with a safety pull rod 7, and the detonation controller 5 ignites the booster charge to push the impact rod 4 to squeeze the membrane 3.

Specifically, after receiving the signals sent by the smoke sensor and/or the temperature sensor, the detonation controller 5 generates an electric spark to ignite the boosting powder in the powder box 6, the boosting powder burns and heats up, the pressure is increased, the safety pull rod 7 is pushed to move downwards, and accordingly the impact rod 4 is driven to move downwards, and the impact rod 4 moves downwards to pierce the membrane 3. After the diaphragm 3 is pierced, high-pressure gas in the detonation chamber 11 is introduced into the fire extinguishing chamber 22, so that the pressure in the fire extinguishing chamber 22 is increased, the film 221 at the side wall nozzle 21 of the lower shell 2 is extruded, and after the film 221 is broken, the fire extinguishing agent in the fire extinguishing chamber 22 is sprayed out from the nozzle 21 under the action of the high-pressure gas, so as to extinguish the fire in the ignition area.

The high-pressure gas is nitrogen, and the nitrogen is used as inert gas, so that the chemical property is stable and the preparation is easy. The type of the high-pressure gas is not limited to the present utility model, and inert gases such as argon and neon may be used in addition to helium.

In some embodiments of the utility model, a core control tube 9 is provided within the upper housing 1, and the detonation drive assembly is provided within the core control tube 9.

Specifically, the detonation driving assembly is integrated into the core control tube 9, so that the detonation driving assembly is convenient to install, the impact rod 4, the detonation controller 5, the gunpowder box 6 and other components can be firstly installed in the core control tube 9, then the core control tube 9 is fixedly connected with the upper shell 1, and the disassembly and assembly efficiency is improved. In addition, the core control tube 9 can avoid the extrusion of the high-pressure gas to the gunpowder box 6 and the detonation controller 5, and prolong the service life.

In some embodiments of the present utility model, the head of the impact rod 4 extends out of the bottom of the core control tube 9, and an elastic member 8 is disposed between the safety pull rod 7 and the core control tube 9, and the elastic member 8 is sleeved on the impact rod 4.

Specifically, in some embodiments of the present utility model, the elastic member 8 is a spring, the head of the impact rod 4 is provided with a pointed end, so that the membrane 3 is more conveniently pierced, when the ignition controller 5 ignites the combustion-supporting gunpowder, the impact rod 4 is driven to move downwards, the membrane 3 is pierced, the elastic member 8 is sleeved on the impact rod 4, the upper end of the elastic member 8 abuts against the safety pull rod 7, the lower end of the elastic member 8 abuts against the bottom of the core control barrel 9, when the safety pull rod 7 is pressed downwards, the head of the impact rod 4 extends out from the bottom of the core control barrel 9, the elastic member 8 is pressed, and after the combustion-supporting gunpowder in the gunpowder box 6 is burnt out, the pressure in the core control barrel 9 is restored, and at the moment, the impact rod 4 is restored to the original position under the action of the elastic member 8. After the fire extinguishing bomb is recovered, when all parts are installed without damage, the fire extinguishing bomb can be reused by only adding combustion-supporting gunpowder in the gunpowder box 6, so that the cost can be greatly saved.

It can be understood that the joint of the impact rod 4 and the core control tube 9 is sealed by sealing cement, so that the impact of high-pressure gas to the detonation drive assembly caused by the high-pressure gas introduced into the core control tube 9 is avoided. The upper end of the core control tube 9 is provided with a sealing cover, so that the inside of the core control tube 9 is ensured to be a closed container, and the pressure can be increased to squeeze the safety pull rod 7 to move after combustion of combustion-supporting gunpowder.

In some embodiments of the present utility model, the outer peripheral wall of the core control tube 9 is provided with a reinforcing rib 91 connected to the upper casing 1.

Specifically, since the detonation chamber 11 is filled with high-pressure gas, in order to ensure the stability of the core control tube 9, reinforcing ribs 91 are connected to the outer peripheral wall of the core control tube 9 and the inner wall of the upper casing 1 for fixing the core control tube 9.

In some embodiments of the present utility model, the upper case 1 and the lower case 2 are provided separately, and the outer peripheral walls of the upper case 1 and the lower case 2 are provided with a connection portion.

Specifically, the upper casing 1 and the lower casing 2 are separately arranged, so that high-pressure gas is conveniently injected into the detonation cavity 11, and fire extinguishing agent is conveniently added into the fire extinguishing cavity 22. The outer peripheral walls of the upper shell 1 and the lower cavity are provided with connecting parts, and the upper shell 1 and the lower shell 2 are fixedly connected through fasteners.

In some embodiments of the utility model, the fire suppression agent comprises an aerosol or an aqueous film forming liquid foam or a clear water foam.

It will be appreciated that the type of fire extinguishing agent is not limiting to the utility model, wherein the quality of the fire extinguishing agent is determined according to the specification type of fire extinguishing bomb, and in some embodiments of the utility model three specification types of fire extinguishing bombs are enhanced, 100kg, 500kg and 1000kg weight fire extinguishing bombs, respectively.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. A fire extinguishing bomb comprising:

the fire extinguishing device comprises a shell, and comprises an upper shell (1) and a lower shell (2), wherein a diaphragm (3) is arranged between the upper shell (1) and the lower shell (2), the inner cavity of the shell is divided into a detonation cavity (11) and a fire extinguishing cavity (22) filled with fire extinguishing agent by the diaphragm (3), a plurality of nozzles (21) are uniformly distributed along the peripheral wall of the lower shell (2), and the nozzles (21) are closed by a film (221) which can be broken by pressure;

the detonation drive assembly is arranged in the detonation cavity (11), high-pressure gas is filled in the detonation cavity (11), the detonation drive assembly comprises a detonation controller (5) and an impact rod (4) controlled by the controller to move, and the impact rod (4) can break the diaphragm (3) so as to enable the high-pressure gas to be introduced into the fire extinguishing cavity (22);

the smoke sensor is arranged on the shell and is electrically connected with the detonation controller (5) and is used for detecting a smoke signal, and the detonation controller (5) responds to the smoke signal sent by the smoke sensor to control the starting of the impact rod (4); and/or

And the temperature sensor is arranged on the shell and is electrically connected with the detonation controller (5) and is used for detecting a temperature signal, and the detonation controller (5) responds to the temperature signal sent by the temperature sensor to control the starting of the impact rod (4).

2. Fire extinguishing bomb according to claim 1, characterized in that the smoke sensor and the temperature sensor are integrated on the same sensor-integrated assembly (10).

3. The fire extinguishing bomb according to claim 2, wherein the sensor-integrated assembly (10) further comprises a positioning sensor, the positioning sensor further being electrically connected with a wireless communication module, the wireless communication module receiving and transmitting outwardly positional information detected by the positioning sensor.

4. Fire extinguishing bomb according to claim 2, characterized in that the sensor-integrated assembly (10) is provided on the outer wall of the housing.

5. A fire extinguishing bomb according to claim 3, characterized in that the lower end of the detonation controller (5) is provided with a cartridge (6) containing a booster charge, the detonation drive assembly is further provided with a safety pull rod (7), and the detonation controller (5) ignites the booster charge to push the impact rod (4) to squeeze the membrane (3).

6. Fire extinguishing bomb according to claim 5, characterized in that a core control tube (9) is provided in the upper housing (1), the detonation drive assembly being provided in the core control tube (9).

7. Fire extinguishing bomb according to claim 6, characterized in that the head of the impact rod (4) extends out of the bottom of the core control tube (9), an elastic piece (8) is arranged between the safety pull rod (7) and the core control tube (9), and the elastic piece (8) is sleeved on the impact rod (4).

8. Fire extinguishing bomb according to claim 6, characterized in that the peripheral wall of the core control cylinder (9) is provided with a stiffener (91) connected to the upper housing (1).

9. Fire extinguishing bomb according to claim 1, characterized in that the upper housing (1) and the lower housing (2) are provided separately, and the outer peripheral walls of the upper housing (1) and the lower housing (2) are provided with connecting parts.

10. The fire extinguishing bomb of claim 1, wherein the fire extinguishing agent comprises an aerosol or an aqueous film forming foam liquid or a clear water foam.