CN215136220U - Water bag-shaped air-drop forest fire extinguishing bomb - Google Patents
Water bag-shaped air-drop forest fire extinguishing bomb Download PDFInfo
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- CN215136220U CN215136220U CN202121590033.8U CN202121590033U CN215136220U CN 215136220 U CN215136220 U CN 215136220U CN 202121590033 U CN202121590033 U CN 202121590033U CN 215136220 U CN215136220 U CN 215136220U
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- fire extinguishing
- controller
- gas generator
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- forest fire
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Abstract
The utility model discloses a water pocket shape air-drop forest fire extinguishing bomb, including flexible utricule, rope sling, height finding radar, controller, blanking cover, fire extinguishing agent and gas generator, the inboard of flexible utricule has the fire extinguishing agent and realizes sealedly through the blanking cover at top, the height finding radar is installed to the bottom of flexible utricule, the controller is connected with height finding radar, gas generator electricity, the output of controller inserts gas generator's input, the controller sends the initiation instruction and is received by gas generator, and gas generator produces high-pressure gas and makes the flexible utricule break, and release the fire extinguishing agent; the flexible bag-shaped fire extinguishing device comprises a flexible bag-shaped body, a rope belt, a water filling port, a blocking cover, a gas generator, a controller, a height measuring radar and a fire extinguishing agent, is mainly suitable for extinguishing fire of tree crowns in forest fires, and has the advantages of reasonable design, ingenious conception, simple structure, good safety, high reliability, strong anti-interference capability, storage resistance and low price.
Description
Technical Field
The utility model belongs to the technical field of forest fire-extinguishing equipment, concretely relates to water pocket shape air-drop formula forest fire extinguishing bomb.
Background
Forest fires are natural disasters with strong harmfulness and high occurrence rate. Generally, after a mountain forest is on fire, forest fire spreads to surrounding trees through a crown, a fire jumping phenomenon is generated, disordered expansion is easy to occur, and great challenges are brought to forest fire fighting, so that the extinguishing of the flame of the crown is usually the key to extinguishing forest fire.
At present, the forest fire extinguishing technology mainly adopts fire extinguishing means such as a ground fire extinguisher, a remote fire extinguishing gun, an aviation fire extinguishing, a helicopter water bag and the like. The ground fire extinguisher can well extinguish ground flames, but has no effect on crown fire; the long-distance fire extinguishing cannon is used, has long shooting range and high speed, is generally set for ground contact explosion, has large power, but cannot be used for extinguishing tree crown flame, and has poor maneuverability and high launching cost due to large weight of equipment and cannonball; the aviation fire extinguishing is implemented by modifying a large airplane, loading a fire extinguishing agent to extinguish the fire in a mode of throwing the fire extinguishing agent at high altitude, and the mode has the problems of long loading period, high ground guarantee requirement, low cost-to-effectiveness ratio, serious fire extinguishing agent diffusion and the like, and has limited capability of controlling forest fires; the helicopter water sac mode is a mode which is widely applied to forest fire fighting at present, and has the defects that water in the water sac is seriously diffused after being thrown in, and the fire extinguishing effect on tree crowns is limited. In conclusion, the existing forest fire extinguishing method is not ideal for extinguishing the flames on the tree crowns.
For solving the problem, the utility model provides a with low costs, the reliability is high, and wide water pocket shape air-drop formula forest fire extinguishing bomb of application scope carries out the carry through the helicopter and puts in, possesses the time delay and bursts and decide the high dual control mode that bursts, can be when the fire extinguishing bomb is high about 5, 10 meters departments from the ground and burst automatically, is applicable to the crown in the forest fire and puts out a fire, has reasonable in design, simple structure, the security is good, the reliability is high, resistant storage and low price's advantage.
The Chinese patent document CN 105126279A discloses a fire extinguishing bomb for forest crown fire, the sensitive detector of which adopts a temperature/infrared composite detection technology to monitor the temperature change in real time beyond hundred meters, the real-time distance between the fire extinguishing bomb and the crown fire is calculated by a built-in algorithm according to the change of the monitored temperature, an ignition signal is output at the optimal fire extinguishing height within the range of 0 and 60m above the crown fire, and a fire extinguishing agent is quickly sprayed out to realize fire extinguishing. Although the fire extinguishing bomb for forest crown fire can extinguish the crown fire, the fire extinguishing bomb has the following defects:
(1) the fuze control device of the fire extinguishing bomb adopts a temperature/infrared composite detection technology, and the system is complex and low in reliability. When the sensitivity of the temperature sensor is low, the delay time of the change of the external temperature field is long, and real-time excitation cannot be realized; the infrared sensor is easily interfered by the external environment, so that misjudgment is generated;
(2) according to the fire extinguishing agent releasing mode of the fire extinguishing bomb for forest crown fire, after the fire extinguishing agent is released, the structure of the bomb body can be kept relatively complete, so that the released bomb body is easy to cause secondary damage to ground buildings and the like when falling to the ground integrally, and therefore the water bag type air-drop forest fire extinguishing bomb is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water pocket shape air-drop formula forest fire extinguishing bomb to solve the problem that proposes in the above-mentioned background art, reach and be difficult for receiving external environment and disturb, the system complexity is low, and the reliability is higher, and low cost's effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a water pocket shape air-drop formula forest fire extinguishing bomb, includes flexible utricule, fag end, height finding radar, controller, blanking cover, fire extinguishing agent and gas generator, the inboard of flexible utricule has the fire extinguishing agent and realizes sealedly through the blanking cover at top, the height finding radar is installed to the bottom of flexible utricule, the controller is connected with height finding radar, gas generator electricity, the output of controller inserts gas generator's input, the controller sends detonation instruction and is received by gas generator, and gas generator produces high-pressure gas and makes flexible utricule break to release the fire extinguishing agent.
Further, the controller comprises a controller shell, a remote switch antenna, a remote switch control circuit module, a battery box, an indicator light and a switch, wherein the controller shell is used for providing an installation space for controller components and parts and is installed on the blocking cover, the remote switch antenna is installed in the controller shell and is used for receiving an external trigger signal, the remote switch antenna is installed on the remote switch control circuit module, the remote switch control circuit module is used for receiving and processing an external trigger signal instruction and carrying out on-off control on the controller and has a time delay switch function, when the external trigger instruction is received and a preset time is delayed, a working current is sent to the gas generator to enable the gas generator to burst and be electrically connected with the height measuring radar to receive a height measuring radar signal and control the gas generator to act, and a time delay module is arranged in the remote switch control circuit module, and realizing the timing function.
Further, the height finding radar includes height finding radar sensor, height finding radar circuit board and contact pin, height finding radar sensor installs and is used for gathering distance information on the height finding radar circuit board, the height finding radar circuit board is used for receiving and handles height finding radar sensor's collection signal, and handles, the contact pin is connected height finding radar circuit board and remote switch control circuit module.
Furthermore, the height measuring radar sensor is specifically an ultrasonic ranging module.
Further, gas generator includes casing, powder column and electric ignition utensil, the casing is hollow cylindrical, the inboard of casing has the powder column, and the electric ignition utensil is installed and is connected with the powder column to the tip of casing.
Furthermore, the material of flexible utricule is PVC or TPU sword scrapes cloth, and the shape is the bag shape that upper portion is little, the bottom is big, and the purpose is that flexible utricule can be stable stand on ground after the filling fire extinguishing agent, is difficult to take place to empty, is convenient for carry.
Further, the fire extinguishing agent is filled into the flexible bag body through an opening at the top of the flexible bag body.
Further, the controller is located on the top of the closure.
Furthermore, the outer side of the flexible bag body is equidistantly distributed with rope belts along the axial direction of the flexible bag body.
Further, the fire extinguishing agent is any one of a dry powder fire extinguishing agent, an ultrafine dry powder fire extinguishing agent or a water-soluble fire extinguishing agent.
Compared with the prior art, the beneficial effects of the utility model reside in that:
this application includes flexible utricule, fag end, water filling port, blanking cover, gas generator, controller, height finding radar and fire extinguishing agent, and its tree crown that is mainly applicable to in the forest fire is put out a fire, has reasonable in design, thinks about ingenious, simple structure, the security is good, the reliability is high, the interference killing feature is strong, resistant storage and low price's advantage, and the concrete description is:
firstly, the water-bag-shaped air-drop forest fire extinguishing bomb adopts a delay bursting and fixed-height bursting dual control mode, after the forest fire extinguishing bomb is thrown by a helicopter, because the height of an airplane is known and the landing acceleration of the fire extinguishing bomb is known, the throwing height can be fixed, the forest fire extinguishing bomb can be controlled to break at a position 5-10 meters away from a tree crown, a fire extinguishing agent is released, the fire extinguishing bomb can release the fire extinguishing agent at a height higher than the tree crown, on one hand, the forest fire extinguishing bomb can be accurately thrown, and the operation technical difficulty of a user is low; on the other hand, the fire extinguishing agent is broken at a position close to the tree crown, so that the ineffective diffusion of the fire extinguishing agent is reduced, and the purpose of effectively controlling the fire of the tree crown is achieved;
secondly, in the remote switch control circuit module of the controller of the water bag-shaped air-drop forest fire extinguishing bomb, a time relay mode is adopted as a fuse control mode, so that the reliability is high, the external interference is small, and the safety and the economy are high;
thirdly, a water pocket shape air-drop formula forest fire extinguishing bomb adopt flexible material, after the fire extinguishing bomb body bursts, can break into a plurality of fritters, and the piece only can spread downwards, can not produce the safety threat to helicopter, also can not produce secondary damage to ground building yet, therefore not only can put out tree crown fire, also be applicable to the condition of a fire control of dangerization article oil depot.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention A-A;
fig. 3 is a schematic structural diagram of the altimeter radar of the present invention;
FIG. 4 is a schematic diagram of a controller according to the present invention;
FIG. 5 is a schematic structural view of the gas generator of the present invention;
fig. 6 is a sectional view of the present invention B-B.
In the figure: 1. a flexible bladder; 2. a rope belt; 3. a height finding radar; 4. a controller; 5. blocking the cover; 6. a fire extinguishing agent; 7. a gas generator; 31. a height finding radar sensor; 32. a height finding radar circuit board; 33. inserting a pin; 41. a controller housing; 42. a remote switch antenna; 43. a remote switch control circuit module; 44. a battery case; 45. an indicator light; 46. a switch; 71. a housing; 72. a propellant charge; 73. an electric igniter.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 and fig. 3, the utility model provides a technical scheme: a water bag type air-drop forest fire extinguishing bomb comprises a flexible bag body 1, a rope belt 2, a height measuring radar 3, a controller 4, a blocking cover 5, a fire extinguishing agent 6 and a gas generator 7, wherein the fire extinguishing agent 6 is arranged on the inner side of the flexible bag body 1 and is sealed through the blocking cover 5 at the top, the flexible bag body 1 is provided with a cavity suitable for containing the fire extinguishing agent 6, the flexible bag body 1 is made of PVC or TPU (polyvinyl chloride) knife scraping cloth and is in a bag shape with a small upper part and a large bottom, and the water bag type air-drop forest fire extinguishing bomb aims to enable the flexible bag body 1 to stably stand on the ground after the fire extinguishing agent 6 is filled, not prone to toppling and convenient to carry;
the height measurement radar 3 is installed at the bottom of the flexible bag body 1, the height measurement radar 3 comprises a height measurement radar sensor 31, a height measurement radar circuit board 32 and a contact pin 33, the height measurement radar sensor 31 is installed on the height measurement radar circuit board 32 and used for collecting distance information, the height measurement radar circuit board 32 is used for receiving and processing collected signals of the height measurement radar sensor 31 and processing the collected signals, and the contact pin 33 connects the height measurement radar circuit board 32 with the remote switch control circuit module 43;
the controller 4 is electrically connected with the height measuring radar 3 and the gas generator 7, the output end of the controller 4 is connected with the input end of the gas generator 7, the controller 4 sends out an initiation instruction to be received by the gas generator 7, and the gas generator 7 generates high-pressure gas to break the flexible bag body 1 and release the fire extinguishing agent 6.
In this embodiment, the controller 4 includes a controller housing 41, a remote switch antenna 42, a remote switch control circuit module 43, a battery box 44, an indicator lamp 45 and a switch 46, the controller housing 41 is used for providing an installation space for components of the controller 4 and is installed on the blanking cover 5, the remote switch antenna 42 is installed in the controller housing 41 and is used for receiving an external trigger signal, the remote switch antenna 42 is installed on the remote switch control circuit module 43, the remote switch control circuit module 43 is used for receiving and processing an external trigger signal instruction and performing on-off control on the controller 4, and has a delay switch function, when receiving the external trigger instruction and delaying a predetermined time, the gas generator 7 is sent a working current to burst, and is electrically connected with the height measuring radar 3 to receive a height measuring radar 3 signal and control the gas generator 7 to operate, the remote switch control circuit module 43 is internally provided with a delay module to realize a timing function, and typically, an STM32F103C8T6 development board minimum system board singlechip core board can be adopted.
In this embodiment, the height-finding radar sensor 31 is specifically an ultrasonic ranging module, and the model is HC-SR 04.
In this embodiment, the gas generator 7 is installed in the flexible capsule 1, the gas generator 7 includes a housing 71, a propellant charge 72 and an electric igniter 73, the housing 71 is hollow and cylindrical, the inside of the housing 71 has the propellant charge 72, the electric igniter 73 is installed at the end of the housing 71 and is connected with the propellant charge 72, the electric igniter 73 is electrically connected with the controller 4, and when the controller 4 sends an ignition instruction, a working current is supplied to the electric igniter 73, so that the propellant charge 72 is actuated, and the generated impact wave energy and high energy density gas form a bubble pulsation effect with large power, so that the flexible capsule 1 bursts, the fire extinguishing agent 6 is released, and the fire extinguishing effect is achieved.
In this embodiment, the housing 71 is made of polystyrene.
In this embodiment, the gas generator 7 can be mounted at the bottom of the flexible bag 1 according to the research result in the literature (study on whip response test of cylindrical shell under underwater explosion action [ J ]. proceedings of harbourne university, 2010,31(10): 1278-. Through experimental discovery, can make the bottom tear after flexible utricule 1 bursts, the equal downstream of piece of production can not produce the potential safety hazard to the helicopter of carrying, has higher security and reliability.
In this embodiment, the fire extinguishing agent 6 is filled into the flexible capsule 1 through an opening at the top of the flexible capsule 1.
In this embodiment, the controller 4 is located on top of the closure cap 5.
In the embodiment, the outer side of the flexible bag body 1 is equidistantly distributed with the rope belts 2 along the axial direction of the flexible bag body 1, the rope belts 2 are made of textile cloth strips and are uniformly distributed relative to the symmetrical axis of the flexible bag body 1, the rope belts are typically distributed in five groups of rope belts 2 in a surrounding manner, and the rope belts are concentrated on the upper part of the flexible bag body 1 to form buckles; the water filling port is located 1 tops of flexible utricule for fill extinguishing agent 6, blanking cover 5 plays sealed effect, fill with 5 sealed water filling ports of blanking cover after 6 with extinguishing agent, such design can realize depositing respectively of projectile body and extinguishing agent 6, fill extinguishing agent 6 in the cavity of flexible utricule 1 before using, and then be favorable to the forest to put out a fire the bullet and deposit safely for a long time, the transportation and the transport of the forest fire extinguishing bullet of also being convenient for.
In the embodiment, the fire extinguishing agent 6 is AFFF-3 type environment-friendly water film-forming foam extinguishing agent, and is used in a ratio with water, wherein the optimal ratio of the fire extinguishing agent to the water is 5: 95.
The utility model discloses a theory of operation and use flow: the fire extinguishing bomb is suitable for extinguishing fire of tree crowns in forest fires and is vertically thrown by a helicopter. The working process comprises the steps of injecting fire extinguishing agent 6 from an injection port of a flexible capsule body 1, sealing the flexible capsule body with a blocking cover 5 after the flexible capsule body is filled with the fire extinguishing agent, turning on a switch 46 of a controller 4 at the moment, lighting an indicator lamp 45 to indicate that a system starts to work, then hanging and loading a fire extinguishing bomb by a helicopter through a rope belt 2, hovering and throwing the fire extinguishing bomb when the helicopter reaches the air above a specified fire condition, sending an external remote control instruction, receiving the instruction by a remote switch antenna 42, starting the work of a remote switch control circuit module 43, starting time delay and timing, setting the preset time to be 5 seconds, giving an output current signal by the controller 4 after the time delay reaches the preset time, transmitting the output current signal to an electric igniter 73 of a gas generator 7 electrically connected with the electric igniter, simultaneously bursting a propellant column 72, generating impact wave energy and high-pressure gas, forming a powerful bubble pulsation effect to burst the flexible capsule body 1, thereby releasing the fire extinguishing agent 6 for fire extinguishing purposes.
In addition, this fire extinguishing bomb possesses time delay and bursts and the double control mode of fixed height that bursts, begins free fall motion after forest fire extinguishing bomb puts in, and height finding radar 3 begins work, and height finding radar sensor 31 installs in the bottom of fire extinguishing bomb, and the radar module is directional below the bomb body, and when the department of 10 meters apart from ground, height finding radar sensor 31 gives start instruction, and height finding radar circuit board 32 passes through contact pin 33, transmits start instruction to controller 4, and then controls gas generator 7 and actuates, release fire extinguishing agent 6, reaches fire extinguishing effect.
The water bag-shaped air-drop forest fire extinguishing bomb can contain 1 ton of fire extinguishing agent 6, and the bomb body can be covered in an umbrella shape after bursting at a position 10 meters away from the ground, so that the fire extinguishing area can reach 100 square meters. Compare with traditional fire control bullet, can reach traditional fire control product and fire fighter and can not reach the scene of a fire regional fire rescue, adopt air-drop, decide high time delay dual control, burst in the scene of a fire sky, cover the fire source with 6 high-speed impact of fire extinguishing agent to reach better fire control effect, and can not constitute destruction to the environment, also can not produce secondary disaster.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The water bag-shaped air-drop forest fire extinguishing bomb is characterized by comprising a flexible bag body (1), a rope belt (2), a height measuring radar (3), a controller (4), a blocking cover (5), a fire extinguishing agent (6) and a gas generator (7), wherein the fire extinguishing agent (6) is arranged on the inner side of the flexible bag body (1) and is sealed through the blocking cover (5) at the top, the height measuring radar (3) is installed at the bottom of the flexible bag body (1), the controller (4) is electrically connected with the height measuring radar (3) and the gas generator (7), the output end of the controller (4) is connected with the input end of the gas generator (7), the controller (4) sends a detonation instruction to be received by the gas generator (7), and the gas generator (7) generates high-pressure gas to enable the flexible bag body (1) to be broken and release the fire extinguishing agent (6).
2. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 1, wherein: controller (4) include controller shell (41), remote switch antenna (42), remote switch control circuit module (43), battery case (44), pilot lamp (45) and switch (46), controller shell (41) are used for providing the installation space of controller (4) components and parts to install on blanking cover (5), remote switch antenna (42) are installed in controller shell (41) for receive external trigger signal, and remote switch antenna (42) are installed on remote switch control circuit module (43), remote switch control circuit module (43) are used for receiving and handle external trigger signal instruction, have the delay module in remote switch control circuit module (43).
3. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 2, characterised in that: the height measurement radar (3) comprises a height measurement radar sensor (31), a height measurement radar circuit board (32) and a contact pin (33), the height measurement radar sensor (31) is installed on the height measurement radar circuit board (32) and used for collecting distance information, the height measurement radar circuit board (32) is used for receiving and processing collection signals of the height measurement radar sensor (31), and the contact pin (33) is used for connecting the height measurement radar circuit board (32) with a remote switch control circuit module (43).
4. A water bag type aerial drop forest fire extinguishing bomb as claimed in claim 3, wherein: the height measuring radar sensor (31) is specifically an ultrasonic ranging module.
5. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 1, wherein: the gas generator (7) comprises a shell (71), a gunpowder column (72) and an electric igniter (73), wherein the shell (71) is in a hollow cylindrical shape, the gunpowder column (72) is arranged on the inner side of the shell (71), and the electric igniter (73) is arranged at the end part of the shell (71) and is connected with the gunpowder column (72).
6. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 1, wherein: the flexible bag body (1) is made of PVC or TPU knife scraping cloth and is in a bag shape with a small upper part and a large bottom.
7. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 1, wherein: the fire extinguishing agent (6) is filled into the flexible bag body (1) through an opening at the top of the flexible bag body (1).
8. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 1, wherein: the controller (4) is positioned at the top of the plug cover (5).
9. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 1, wherein: the outer side of the flexible bag body (1) is equidistantly distributed with rope belts (2) along the axial direction of the flexible bag body (1).
10. A water bag-shaped aerial drop forest fire extinguishing bomb as claimed in claim 1, wherein: the fire extinguishing agent (6) is any one of a dry powder fire extinguishing agent, a superfine dry powder fire extinguishing agent or a water-soluble fire extinguishing agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121590033.8U CN215136220U (en) | 2021-07-14 | 2021-07-14 | Water bag-shaped air-drop forest fire extinguishing bomb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121590033.8U CN215136220U (en) | 2021-07-14 | 2021-07-14 | Water bag-shaped air-drop forest fire extinguishing bomb |
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| CN215136220U true CN215136220U (en) | 2021-12-14 |
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| CN202121590033.8U Active CN215136220U (en) | 2021-07-14 | 2021-07-14 | Water bag-shaped air-drop forest fire extinguishing bomb |
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| CN (1) | CN215136220U (en) |
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- 2021-07-14 CN CN202121590033.8U patent/CN215136220U/en active Active
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