CN114870290B - Air-drop forest fire extinguishing bomb - Google Patents
Air-drop forest fire extinguishing bomb Download PDFInfo
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- CN114870290B CN114870290B CN202210686219.6A CN202210686219A CN114870290B CN 114870290 B CN114870290 B CN 114870290B CN 202210686219 A CN202210686219 A CN 202210686219A CN 114870290 B CN114870290 B CN 114870290B
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- fire extinguishing
- bomb
- spraying
- extinguishing bomb
- propeller
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention provides an air-drop forest fire extinguishing bomb, which comprises: projectile, control device, sprinkler system, propeller and rudder. The existing forest fire extinguishing bomb has the defects of poor hitting precision, high manufacturing cost and low fire extinguishing efficiency, and the explosion easily causes harm to the ground personnel safety and the forest ecological environment. The invention can realize the accurate striking of the fire extinguishing target and the recycling of the fire extinguishing bomb through the positioning function. After the fire extinguishing bomb is projected, the sensor can sense the height above the ground and the outside temperature, and the fire extinguishing agent is automatically sprayed when the height above the ground or the outside temperature exceeds a threshold value. When the fire extinguishing agent is sprayed, the propellers of the fire extinguishing bomb are simultaneously opened, the dead time is increased, and the fire extinguishing efficiency is improved. The fire extinguishing bomb has a Bluetooth function and is used for detecting the relative positions of the surrounding fire extinguishing bombs, so that the fire extinguishing bombs can be put in groups and cannot interfere with each other when being used in cooperation, and a large-range fire extinguishing task can be conveniently executed.
Description
Technical Field
The invention relates to the field of forest fire fighting, in particular to an air-drop forest fire extinguishing bomb.
Background
In recent years, due to the influence of global warming, forest fires frequently occur, and huge economic loss and casualties are caused. The forest fire fighting is gradually changed from a traditional fire fighting mode of being man-made mainly to a modern fire fighting mode with higher mechanization degree by benefiting from the development of the scientific level and the comprehensive national force of China. With the continuous development of equipment level and technical tactics, in order to better deal with complex forest fire environments, the ground-air cooperative combat mode is used more frequently. Therefore, the fire extinguishing bomb thrown by using an aviation means is one of the main means for forest fire extinguishing at present.
The existing air-drop forest fire extinguishing bomb mainly utilizes the negative pressure effect generated in the moment of explosion to destroy a combustion chain, and plays a role in fire extinguishing. However, such forest fire extinguishing bombs have a number of problems: firstly, the striking accuracy is not high, and the life safety of ground fire fighters can be threatened once the throwing is not accurate; secondly, the exploded fire extinguishing bomb can not be reused, and the manufacturing cost is high; thirdly, the explosion is easy to cause harm to the forest ecological environment and is not beneficial to environmental protection.
For better solving the problems and efficiently and safely completing the forest fire extinguishing task, a novel air-drop forest fire extinguishing bomb is necessary to be designed.
Disclosure of Invention
The invention provides an air-drop forest fire extinguishing bomb, aiming at solving the technical problems that the existing forest fire extinguishing bomb is poor in hitting precision, high in manufacturing cost, low in fire extinguishing efficiency, easy to cause harm to ground personnel safety and forest ecological environment due to explosion and the like, and providing structure upgrading. The forest fire extinguishing bomb can achieve accurate striking and recycling, achieves the purposes of group throwing and cooperative use, and executes a fire extinguishing task on a large scale.
In order to solve the technical problem, the invention designs an air-drop forest fire extinguishing bomb, which comprises: the missile body, the control device, the sprinkler, the screw propeller and the rudder.
The projectile body comprises a cylindrical main body part and a hemispherical projectile body head, and the inside of the projectile body is hollow; from one end of the tail part, a control device, a spraying device, a medicine storage cabin and a balance weight at the head part of the bullet body are sequentially arranged in the bullet body.
The projectile tail comprises the rudder and a propeller; the invention adopts a gravity mode for driving, and controls the direction and the speed approaching a target fire scene through the rudder and the propeller.
Further, the elastomeric casing should have good thermal conductivity, preferably an aluminum alloy; the control device, the spraying device and the medicine storage cabin in the bomb body are wrapped by heat-insulating materials, and fixed measures of shaking and shock absorption are adopted, so that damage and failure caused by high temperature in a fire scene or impact force of falling to the ground are prevented, and the stable function of the fire extinguishing bomb is protected; the cylindrical main body part and the hemispherical bullet head part of the bullet body are two separable parts and are fixed in a threaded manner, so that the fire extinguishing agent is convenient to maintain and replace, and different balance weights can be replaced according to the density of the filled agent; the tail part of the projectile body is provided with a groove for fixing the propeller.
The control device comprises a positioning device, a Bluetooth device, a temperature sensor, a controller and a battery pack, wherein the controller is respectively connected with the positioning device, the Bluetooth device, the temperature sensor and the battery pack, and the battery pack is positioned inside the controller.
The controller is used for receiving various electronic signals of the positioning device, the Bluetooth device and the temperature sensor and transmitting the electronic signals back to the fire fighting command center. The controller can send an action command, and the fire extinguishing bomb keeps longitudinal static stability or approaches a target fire scene in a new direction by adjusting the longitudinal position of the wing pieces; when the detected temperature obtained by the temperature sensor or the ground clearance obtained by the positioning device exceeds an action threshold value, the controller can send out an action command to change the spray pipe from a fixed posture to a spraying posture, and simultaneously change the propeller rotary vane from a fixed posture (as shown in figure 4) to a rotating posture (as shown in figure 1); when the rotary vane is in a rotating state, the descending speed of the fire extinguishing bomb is slowed down, the idle time is prolonged, the spraying range of the fire extinguishing agent is favorably increased, and the fire extinguishing efficiency is improved.
Further, the battery pack provides electrical support for the control device and other components.
The spraying device comprises one or more groups of transmission pipes, an ejection device and spraying pipes, and one end of each transmission pipe is connected with the medicine storage cabin and the corresponding spraying pipe respectively.
Further, the spraying pipe comprises a plurality of spraying openings which are symmetrically distributed along the projectile body, and the spraying openings are at the same interval.
Further, the ejection device makes an action of ejecting the spray according to the instruction of the controller, and the ejection action is changed from a fixed posture (as shown in fig. 4) to a spraying posture (as shown in fig. 1).
When the spraying pipe is in a solid posture, the spraying pipe is tightly attached to the surface of the shell of the bomb body at a certain inclination angle, wherein the inclination angle is beta 1= beta 2= beta 3, and the fire extinguishing bomb cannot spray the fire extinguishing agent in the drug storage cabin to the ground through the spraying opening; when the spraying pipe is in a spraying posture, the spraying pipe is ejected to a preset angle alpha 1 which is larger than alpha 2 and larger than alpha 3, and the fire extinguishing agent in the medicine storage cabin is sprayed to the ground. Because the spray pipes are arranged in the form of an inclination angle beta, the fire extinguishing bomb can rotate by taking the central line of the bomb body as an axis through the thrust generated when the fire extinguishing agent is sprayed by the spray nozzles, and the fire extinguishing agent is annularly sprayed.
Further, the medicine storage cabin can store the fire extinguishing agent in various ways, and preferably stores the fire extinguishing agent in a pressure mode.
The propeller comprises a circular ring member, a rotary vane and a release device.
The propeller is fixed at the groove of the projectile body in a mode of a lantern ring through a circular ring component of the propeller, and can rotate around the projectile body shell.
The propeller comprises a plurality of rotary vanes, preferably two rotary vanes, the rotary vanes have certain inclination angles, the rotary vanes can rotate by taking the central line of the bomb body as an axis after being released, the rotation direction is opposite to that of the fire extinguishing bomb, and the rotary vanes are connected with the circular ring member through hinge pins.
The releasing device makes action of releasing the propeller according to the instruction of the controller, and the releasing action enables the rotary vane to change from a fixed posture (as shown in figure 4) to a rotary posture (as shown in figure 1).
The ring member comprises a first part and a second part, wherein the first part and the second part are of semicircular structures with the same size, and are fixed through screws to form the ring member.
The inner diameter and the width of the circular ring component are matched with those of the groove, so that the circular ring component can be fixed at the groove part and can be driven by the rotary vane to rotate freely under the action of wind power; the fixing part of the elastic body groove is coated with lubricating oil.
The rudder comprises a plurality of fins, preferably four fins, which are symmetrically arranged along the circumferential direction of the missile body shell; the control means enables the longitudinal position of the tab to be adjusted accurately.
According to the air-drop forest fire extinguishing bomb, when a fire is detected, the control device adjusts the rudder after receiving a fire extinguishing instruction, and the control device is matched with the Bluetooth device to achieve false collision prevention. Meanwhile, the control device opens the propeller and the spraying pipe to carry out fire extinguishing operation. When fire extinguishing operation is carried out, the fire extinguishing bomb has the advantages of large fire extinguishing range, high fire extinguishing efficiency, no explosion and high safety factor. After the operation is finished, the device can be repeatedly utilized, is green and environment-friendly, and saves the cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of a disassembled structure of the ring member of the present invention;
fig. 4 is a schematic structural view of the propeller of the present invention when not deployed.
The device comprises a rudder 1, a propeller 2, a ring member 3, a spraying device 4, a projectile body 5, a control device 6, a positioning device 7, a Bluetooth device 8, a temperature sensor 9, a controller 10, a spraying pipe 11, a transmission pipe 12, a medicine storage cabin 13, a balance weight 14, a groove 15, a first part of the ring member and a second part of the ring member 16 and 17 respectively, a first ejection device, a second ejection device and a third ejection device 18, 19 and 20 respectively, and a first spraying pipe, a second spraying pipe and a third spraying pipe 21, 22 and 23 respectively.
Detailed description of the invention
In order to make those skilled in the art better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, 2 and 3, the invention provides a forest fire extinguishing bomb, which comprises a rudder 1, a propeller 2, a spraying device 4, a bomb body 5 and a control system 6, wherein the rudder 1, the propeller 2, the control system 6 and the spraying device 4 are sequentially fixed on the bomb body 5.
The rudders 1 are symmetrically distributed along the periphery of the missile shell, and the propellers 2 are fixed at the grooves of the missile body in a lantern ring mode through ring members 3 of the propellers.
Further, the rudder 1 and the propeller 2 are used for adjusting the fire extinguishing position and the dead time of a fire extinguishing bomb, wherein the propeller can prolong the dead time and can be matched with the positioning system 7 to realize accurate finger control orientation.
The spraying device 4 comprises a spraying tube 11, a transfer tube 12 and ejection means 18, 19, 20. The transfer tube 12 is connected to the spray tube 11 and the ejection means 18, 19, 20.
The spray pipe 12 comprises the ejection means 18, 19, 20 and a plurality of ejection openings, preferably two ejection openings, symmetrically distributed along the projectile body, each set being equally spaced, i.e. h1= h2= h3 (see fig. 2). The delivery tube 12 is connected to the spray tube 11 and the drug storage chamber 13.
Further, the ejection devices 18, 19, 20 perform an action of ejecting the spray tube according to the instruction of the controller 10, and the ejection action is changed from a fixed posture (as shown in fig. 4) to a spraying posture (as shown in fig. 1).
The spraying pipe in the fixed posture is tightly attached to the surface of the shell of the bomb body at a certain inclination angle, wherein the inclination angle is beta 1= beta 2= beta 3, and at the moment, the fire extinguishing bomb cannot spray the fire extinguishing agent in the medicine storage cabin to the ground through the spraying port; the spraying pipe with the spraying posture is ejected to a preset angle alpha 1 being more than alpha 2 being more than alpha 3, and the fire extinguishing bomb can spray the fire extinguishing agent in the medicine storage cabin to the ground; because the spray pipes are arranged in the form of an inclination angle beta, the fire extinguishing bomb can rotate by taking the central line of the bomb body as an axis through thrust generated when the fire extinguishing agent is sprayed by the spray nozzles, and the fire extinguishing agent is annularly sprayed.
Further, the spray nozzles of the symmetrically distributed spray pipes 21, 22, 23 have various forms (straight flow type, fancy type, spray type, etc.), and the spray nozzle types can be selected according to different forest fire strengths.
In this embodiment, the storage chamber 13 is used to store a fire suppressant.
The existing fire extinguishing agents are mainly divided into solid fire extinguishing agents, liquid fire extinguishing agents and gas fire extinguishing agents according to the substance state. According to the actual demand of forest fire, the fire extinguishing agent is selected or matched, the matching mode has various types, and no matter which matching mode is adopted, as long as the matching extinguishes forest fire efficiently and simultaneously achieves the purpose of environmental protection, the adverse effect of the explosion of the fire extinguishing bomb on the ecological environment in the prior art can be avoided, and the problem in the prior art can be solved.
The circular ring component 3 comprises the circular ring component, a first part 16 and a second part 17 of the circular ring component, the first part and the second part are of semicircular structures with the same size, and are fixed through screws to form the circular ring component; the inner diameter and the width of the circular ring component are matched with those of the groove, so that the circular ring component can be fixed at the groove part and can be driven by the rotating vane to rotate freely under the action of wind power.
Further, the ring member 3 is used to fix the propeller 2, and to ensure that the propeller 2 can freely rotate and be prevented from falling off when performing fire extinguishing work.
The shell of the elastomer body 5 should have a good thermal conductivity, preferably an aluminium alloy. The control device 6, the spraying device 4 and the medicine storage cabin are wrapped by heat-insulating materials inside the shell, so that the control device, the spraying device and the medicine storage cabin are prevented from being damaged due to high temperature of a fire scene, and a shaking fixing measure is adopted to prevent the internal structure of the shell from being damaged by impact force and protect the stable function of the fire extinguishing bomb; the cylindrical main body part and the hemispherical bullet head part of the bullet body are two separable parts and are fixed in a threaded manner, so that the fire extinguishing agent is convenient to maintain and replace, and different balance weights can be replaced according to the density of the filled agent; the tail part of the projectile body is provided with a groove for fixing the propeller.
The control device 6 comprises the positioning device 7, the bluetooth device 8, the temperature sensor 9 and the controller 10, wherein the controller 10 internally contains a battery pack.
The positioning device 7 is used for accurately positioning the fire extinguishing bomb and calculating specific position information, accurately releasing the spiral body 2 through the ground clearance of the fire extinguishing bomb in the descending process, determining the specific position of the recovered fire extinguishing bomb and transmitting the position data to the control device 6.
The Bluetooth device 8 is used for judging the relative positions of the forest fire extinguishing bombs in the air and transmitting the relative position information of the forest fire extinguishing bombs in the air to the control system 6.
Temperature sensor 9 with the metal casing of projectile body 5 is connected, perception external temperature, temperature sensor 9 is used for cooperating positioner 7, through mutually supporting between them, judges whether release screw 2 puts out a fire the operation, realizes in time handling the condition of a fire, alleviates the loss that leads to by the condition of a fire.
The controller 10 is used for receiving various electronic signals of the positioning device 7, the Bluetooth device 8 and the temperature sensor 9 and transmitting the electronic signals back to a command center.
The battery pack provides electrical support for the control device 6 and other components.
In the present embodiment, the controller 10 controls the propeller 2 according to the actual fire situation, and the release operation changes the vane from the fixed position (see fig. 4) to the rotating position (see fig. 1).
Further, when the temperature indicated by the temperature sensor 9 reaches the threshold value of the outer shell of the projectile 5, the temperature sensor 9 will preferentially transmit a signal to the controller 10 to release the propeller 2 in preference to the optimum ground clearance given by the positioning device 7.
In the embodiment, when the fire extinguishing bomb finishes the fire extinguishing operation, the fire extinguishing bomb slowly lands on the ground to wait for the recovery of fire fighters, so that the recycling can be realized, the environmental protection is realized, and the cost is reduced.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. An air-drop forest fire extinguishing bomb is characterized by comprising: the device comprises a projectile body, a control device, a spraying device, a propeller and a rudder; the projectile body comprises a cylindrical main body part and a hemispherical projectile body head, and the inside of the projectile body is hollow; from one end of the tail part, a control device, a spraying device, a medicine storage cabin and a balance weight at the head part of the bullet body are sequentially arranged in the bullet body; the tail part of the projectile body is provided with a groove for fixing the propeller; the rudder and the propeller are positioned at the tail part of the missile body; the airdrop forest fire extinguishing bomb is driven by adopting a gravity mode, and the direction and the speed approaching a target fire scene are controlled by a rudder and a propeller; the control device comprises a positioning device, a Bluetooth device, a temperature sensor, a controller and a battery pack; the positioning device is used for positioning the forest fire extinguishing bomb, the height of the forest fire extinguishing bomb from the ground can be judged in the descending process of the fire extinguishing bomb, and the specific position of the forest fire extinguishing bomb can be determined through the forest fire extinguishing bomb; the Bluetooth device is used for judging the relative positions of a plurality of forest fire extinguishing bombs in the air; the temperature sensor is connected with the metal shell of the projectile body and senses the external temperature, and when the detected temperature obtained by the temperature sensor or the ground clearance obtained by the positioning device exceeds an action threshold, the controller can send an action instruction to change the spray pipe from a fixed posture to a spraying posture and change the rotary vane from the fixed posture to a rotary posture; the controller is used for receiving electronic signals from the positioning device, the Bluetooth device and the temperature sensor, transmitting the electronic signals back to the command center, receiving commands of the command center or performing logic judgment autonomously, controlling the rudder, the propeller and the spraying device to act, sending action commands, and enabling the fire extinguishing bomb to keep longitudinal static stability or approach a target fire scene in a new direction by adjusting the longitudinal position of the wing panel; the battery pack provides power support for the control device and other components; the propeller comprises a circular ring member, a rotary vane and a release device, wherein the circular ring member is fixed at the groove of the projectile body in a lantern ring mode and can rotate around the projectile body shell; the propeller comprises a plurality of rotary vanes, the rotary vanes have certain inclination angles, the rotary vanes can rotate by taking the central line of the bomb body as an axis after being released, the rotation direction is opposite to that of the fire extinguishing bomb, and the rotary vanes are connected with the circular ring component through hinge pins; the releasing device makes action of releasing the propeller according to the instruction of the controller, and the releasing action enables the rotary vane to be changed from a fixed posture to a rotary posture; when the rotary vane is in a rotating state, the descending speed of the fire extinguishing bomb is slowed down, the idle time is prolonged, and the spraying range and the fire extinguishing efficiency of the fire extinguishing agent are increased.
2. An air-drop forest fire extinguishing bomb as claimed in claim 1, characterised in that the shell of the bomb body is made of aluminium alloy; the control device, the spraying device and the medicine storage cabin are wrapped by heat-insulating materials inside the bomb body, so that the control device, the spraying device and the medicine storage cabin are prevented from being damaged due to high temperature of a fire scene, and a shaking fixing measure is adopted, so that the internal structure of the bomb body is prevented from being damaged by impact force, and the stable function of the fire extinguishing bomb is protected; the cylindrical main body part and the hemispherical bullet head part of the bullet body are two separable parts and are fixed in a threaded mode, so that the fire extinguishing agent is convenient to maintain and replace.
3. An aerial drop forest fire extinguishing bomb as claimed in claim 1, characterised in that the spraying apparatus comprises one or more sets of transport pipes, spray pipes and launch devices; one end of the transmission pipe is connected with the medicine storage cabin, and the other end of the transmission pipe is connected with the spraying pipe; each group of spraying pipes comprises a plurality of spraying ports which are symmetrically distributed along the projectile body, and the intervals of each group are the same, namely h1= h2= h3; and the ejection device makes an action of ejecting the spray pipe according to the instruction of the controller, and the ejection action changes the spray pipe from a fixed posture to an ejection posture.
4. An aerial drop forest fire extinguishing bomb as claimed in claim 1, characterised in that when the bomb is in a fixed position, the spraying pipe is pressed against the surface of the shell of the bomb at an inclination angle β 1= β 2= β 3, at which time the bomb cannot spray the extinguishing agent in the storage chamber through the spraying port to the ground; when the spraying posture is carried out, the spraying pipe is ejected to a preset angle, alpha 1 is larger than alpha 2 and larger than alpha 3, and at the moment, the fire extinguishing bomb can spray the fire extinguishing agent in the medicine storage cabin to the ground; because the spray pipes are arranged in the form of an inclination angle beta, the fire extinguishing bomb can rotate by taking the central line of the bomb body as an axis through the thrust generated when the fire extinguishing agent is sprayed by the spray nozzles, and the fire extinguishing agent is annularly sprayed.
5. An aerial drop forest fire extinguishing bomb as claimed in claim 1, characterised in that the ring member comprises a first part and a second part, the first part and the second part are semi-circular structures of the same size, and are fixed by screws to form the ring member; the inner diameter and the width of the circular ring component are matched with those of the groove, so that the circular ring component can be fixed at the groove part and can be driven by the rotating vane to rotate freely under the action of wind power; the fixing part of the elastic body groove is coated with lubricating oil.
6. An aerial drop forest fire extinguishing bomb as claimed in claim 1, characterised in that the rudder comprises a plurality of fins arranged symmetrically around the circumference of the bomb's casing; the longitudinal position of the tab is controlled by the control means.
7. The aerial delivery forest fire extinguishing bomb according to claim 1, wherein the fire extinguishing agent is stored in the storage chamber in a pressure storage manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210686219.6A CN114870290B (en) | 2022-06-17 | 2022-06-17 | Air-drop forest fire extinguishing bomb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210686219.6A CN114870290B (en) | 2022-06-17 | 2022-06-17 | Air-drop forest fire extinguishing bomb |
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| Publication Number | Publication Date |
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| CN114870290A CN114870290A (en) | 2022-08-09 |
| CN114870290B true CN114870290B (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210686219.6A Active CN114870290B (en) | 2022-06-17 | 2022-06-17 | Air-drop forest fire extinguishing bomb |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU94023120A (en) * | 1994-06-16 | 1996-04-27 | А.С. Криворотов | Fire fighting bomb |
| RU2068286C1 (en) * | 1993-09-30 | 1996-10-27 | Александр Семенович Криворотов | Fire-fighting bomb and method for fire fighting |
| CN203175488U (en) * | 2013-01-18 | 2013-09-04 | 刘镇宇 | Oil well fire extinguishing bomb |
| CN108619641A (en) * | 2018-05-25 | 2018-10-09 | 西安智侍创新科技有限公司 | A kind of fire extinguishing system and method for Vertical Launch guidance firefighting cartridge |
| CN113244547A (en) * | 2021-06-21 | 2021-08-13 | 宇称智控(北京)科技有限公司 | Accurate guidance fire extinguishing bomb system applied to forest fire extinguishing |
-
2022
- 2022-06-17 CN CN202210686219.6A patent/CN114870290B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2068286C1 (en) * | 1993-09-30 | 1996-10-27 | Александр Семенович Криворотов | Fire-fighting bomb and method for fire fighting |
| RU94023120A (en) * | 1994-06-16 | 1996-04-27 | А.С. Криворотов | Fire fighting bomb |
| CN203175488U (en) * | 2013-01-18 | 2013-09-04 | 刘镇宇 | Oil well fire extinguishing bomb |
| CN108619641A (en) * | 2018-05-25 | 2018-10-09 | 西安智侍创新科技有限公司 | A kind of fire extinguishing system and method for Vertical Launch guidance firefighting cartridge |
| CN113244547A (en) * | 2021-06-21 | 2021-08-13 | 宇称智控(北京)科技有限公司 | Accurate guidance fire extinguishing bomb system applied to forest fire extinguishing |
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| Publication number | Publication date |
|---|---|
| CN114870290A (en) | 2022-08-09 |
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