CN110917526A - Fire extinguishing spray device applied to aircraft - Google Patents
Fire extinguishing spray device applied to aircraft Download PDFInfo
- Publication number
- CN110917526A CN110917526A CN201911269390.1A CN201911269390A CN110917526A CN 110917526 A CN110917526 A CN 110917526A CN 201911269390 A CN201911269390 A CN 201911269390A CN 110917526 A CN110917526 A CN 110917526A
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- base
- pocket body
- cylindrical pocket
- cylindrical
- baffles
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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
- A62C3/0228—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires with delivery of fire extinguishing material by air or aircraft
- A62C3/0235—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires with delivery of fire extinguishing material by air or aircraft by means of containers, e.g. buckets
-
- 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
- A62C3/0228—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires with delivery of fire extinguishing material by air or aircraft
- A62C3/0242—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires with delivery of fire extinguishing material by air or aircraft by spraying extinguishants from the aircraft
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/40—Balloons
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
Be applied to fire sprinkler on aircraft belongs to the forest field of putting out a fire. The problem of traditional bucket of putting out a fire bulky, weight is big, and occupation space is big is solved. Comprises a cylindrical pocket body made of flexible material, a base and a valve; the base is of a cylindrical structure; the upper port of the cylindrical pocket body is circumferentially provided with a radial reinforcing belt, the lower port of the cylindrical pocket body is fixedly connected with the upper end face of the base through a flange plate, and the wall face at the lower port of the cylindrical pocket body is fixedly clamped between the flange plate and the upper end face of the base; a plurality of axial reinforcing band valves are uniformly arranged on the outer wall surface of the cylindrical pocket body in the circumferential direction, are positioned in the cylindrical pocket body and are fixed on the upper end surface of the base, and the communication part between the cylindrical pocket body and the base is sealed; the cylindrical pocket body is communicated with the base by opening the control valve, and the cylindrical pocket body is not communicated with the base by closing the control valve. The fire extinguishing device is mainly used for extinguishing fire.
Description
Technical Field
The invention belongs to the field of fire extinguishing.
Background
Because the load of the aircraft is limited, the weight of the existing forest fire-extinguishing barrel is always an important index, and the fire-extinguishing working efficiency is directly influenced; the rigid barrel body of the fire extinguishing barrel in the prior art generally has the defects of heavy weight and large occupied space, so that the problems need to be solved urgently.
Disclosure of Invention
The invention provides a fire-extinguishing spraying device applied to an aircraft, aiming at solving the problems of large volume, heavy weight and large occupied space of the traditional fire-extinguishing barrel.
The fire-extinguishing spraying device applied to the aircraft comprises a cylindrical bag body made of flexible materials, a base and a valve;
the base is of a cylindrical structure;
the upper port of the cylindrical pocket body is circumferentially provided with a radial reinforcing belt, the lower port of the cylindrical pocket body is fixedly connected with the upper end face of the base through a flange plate, and the wall face at the lower port of the cylindrical pocket body is fixedly clamped between the flange plate and the upper end face of the base;
a plurality of axial strengthening belts are uniformly arranged on the circumferential direction of the outer wall surface of the cylindrical pocket body,
the valve is positioned in the cylindrical pocket body and fixed on the upper end surface of the base, and the communication part between the cylindrical pocket body and the base is sealed;
the cylindrical pocket body is communicated with the base by opening the control valve, and the cylindrical pocket body is not communicated with the base by closing the control valve.
Preferably, the base is also provided with a cross beam, and two ends of the cross beam are fixed on the inner wall of the base;
the valve comprises a rectangular valve box, an electric push rod, two baffles and two connecting rods;
the rectangular valve box is a sealed box body, and two opposite side walls of the rectangular valve box are provided with water inlet/outlet holes;
the fixed end of the electric push rod is fixed on the cross beam;
the two connecting rods are respectively positioned at two sides of the electric push rod, one ends of the two connecting rods are hinged with the telescopic end of the electric push rod, and the other ends of the two connecting rods are respectively hinged with the side surfaces of the two baffles;
the top ends of the two baffles are respectively hinged on the side walls of the rectangular valve box where the two water inlet/outlet holes are positioned;
the two baffles are respectively used for sealing the two water inlet/outlet holes of the rectangular valve box;
the lifting of the free end of the electric push rod is controlled to enable the two connecting rods to drive the two baffles to move, so that the two baffles form included angles with the side wall of the rectangular valve box where the two water inlet/outlet holes are located respectively, and the interior of the cylindrical bag body is communicated with the base;
the free end of the electric push rod is controlled to be in a non-lifting state, at the moment, the two baffles are respectively extruded through the two connecting rods connected to the free end of the electric push rod, so that the two baffles respectively seal the two water inlet/outlet holes, and the inner part of the cylindrical pocket and the base are in a non-communicating state.
Preferably, the side wall of the base is further provided with a through hole.
Preferably, two water pumps are also included;
the water pump is installed on the crossbeam, and the water pump is through running through the inside intercommunication in the pipeline and the cylinder pocket body in rectangle valve box.
Preferably, the folding support frame is hinged with the radial reinforcing belt at the upper port of the cylindrical pocket body;
the folding support frame is used for adjusting the caliber size of the upper port of the cylindrical pocket body, when the folding support frame is in an unfolding state, the upper port of the cylindrical pocket body is supported to be unfolded, and when the folding support frame is in a folding state, the upper port of the cylindrical pocket body is tightened up to seal the upper port of the cylindrical pocket body.
Preferably, the folding support frame comprises an inner ring and a plurality of support rods;
the plurality of support rods are uniformly distributed along the circumferential direction of the outer wall surface of the inner ring, and one end of each support rod is hinged with the outer wall surface of the inner ring;
the other ends of the plurality of support rods are hinged with the inner wall surface at the upper port of the cylindrical pocket body.
The invention has the beneficial effects that on one hand, the cylindrical bag body is made of flexible materials, the weight of the fire-extinguishing spraying device is integrally reduced, the volume of the fire-extinguishing spraying device is reduced, the carrying of an aircraft is convenient, and the aircraft can convey more water at a time under the condition of unchanged composition, and on the other hand, the upper port of the cylindrical bag body and the circumferential direction of the outer wall surface of the cylindrical bag body are both provided with the reinforcing belts, so that the quality of the cylindrical bag body is improved, and the capacity of the cylindrical bag body for containing water and the stability in the transportation process are ensured.
The fire-extinguishing spraying device provided by the invention is mainly of a flexible structure, the weight of the fire-extinguishing spraying device is only one fourth of that of metal, and the fire-extinguishing spraying device has enough strength, so that the once water carrying capacity of an aircraft is greatly increased, and the fire-extinguishing efficiency is improved.
Most of the fire-extinguishing spraying device adopts a flexible structure, and when the cylindrical pockets are stacked, the volume is greatly reduced, and the space occupied by the fire-extinguishing spraying device when the fire-extinguishing spraying device is idle is reduced.
The depth that traditional device generally all required to get the water source will be greater than the diameter of staving, and this device can fill up the staving rapidly in the water source that is greater than 100 millimeters depths, very big having made things convenient for the searching of the water source of putting out a fire, save time, improve fire extinguishing efficiency.
Drawings
FIG. 1 is a schematic three-dimensional view of a fire suppression sprinkler for use on an aircraft;
FIG. 2 is a perspective view of a fire suppression sprinkler for use on an aircraft;
FIG. 3 is a schematic view of the cylindrical pocket and base;
FIG. 4 is a schematic view of the valve in a closed position;
FIG. 5 is a schematic view of the valve in an open state;
fig. 6 is a diagram showing the positional relationship of the water pump.
Detailed Description
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.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Referring to fig. 1 and 2, the fire sprinkler applied to an aircraft according to the present embodiment includes a cylindrical pocket 1 made of a flexible material, a base 2 and a valve 3;
the base 2 is a cylindrical structure;
the upper port of the cylindrical pocket body 1 is circumferentially provided with a radial reinforcing belt 1-1, the lower port of the cylindrical pocket body is fixedly connected with the upper end surface of the base 2 through a flange plate, and the wall surface at the lower port of the cylindrical pocket body 1 is clamped between the flange plate and the upper end surface of the base 2;
a plurality of axial strengthening belts 1-2 are uniformly arranged on the outer wall surface of the cylindrical pocket body 1 in the circumferential direction
The valve 3 is positioned in the cylindrical pocket body 1 and fixed on the upper end surface of the base 2, and the communication position between the cylindrical pocket body 1 and the base 2 is sealed;
the cylindrical pocket body 1 is communicated with the base 2 by opening the control valve 3, and the non-communication between the cylindrical pocket body 1 and the base 2 is realized by closing the control valve 3.
During specific application, when the spray set that puts out a fire carries out splendid attire water, arrange spray set that puts out a fire in the waters environment, when the waters environment internal water is darker, can get into the upper port that directly passes through the cylinder pocket body 1, will fill water through the cylinder pocket body 1, when the waters environment internal water is more shallow, valve 3 is opened to the accessible, make the mode of cylinder pocket body 1 and base 2 intercommunication, make water pass through valve 3 and flow into the cylinder pocket body 1 in, then close valve 3, the operation of the dress water is accomplished, base 2 is rigidity cylindrical structure.
When the fire extinguishing spraying device is used for extinguishing fire, the opening degree of the valve 3 can be controlled, so that water in the cylindrical bag body 1 flows out.
On one hand, the cylindrical bag body 1 is made of flexible materials, so that the weight of the fire-extinguishing spraying device is reduced on the whole, the size of the fire-extinguishing spraying device is reduced, the carrying of an aircraft is facilitated, and the aircraft can convey more water in one time under the condition that the aircraft is compounded unchanged, and on the other hand, reinforcing belts are arranged on the upper port of the cylindrical bag body 1 and the periphery of the outer wall surface of the cylindrical bag body, so that the quality of the cylindrical bag body 1 is improved, and the capacity of the cylindrical bag body 1 for containing water and the stability in the transportation process are guaranteed.
Referring to fig. 3 to 5, a preferred embodiment of the present embodiment is described, in which a cross beam 2-1 is further disposed on the base 2, and both ends of the cross beam 2-1 are fixed on the inner wall of the base 2;
the valve 3 comprises a rectangular valve box 3-1, an electric push rod 3-2, two baffles 3-3 and two connecting rods 3-4;
the rectangular valve box 3-1 is a sealed box body, and the two opposite side walls of the rectangular valve box are provided with water inlet/outlet holes 3-1-1;
the fixed end of the electric push rod 3-2 is fixed on the cross beam 2-1;
the two connecting rods 3-4 are respectively positioned at two sides of the electric push rod 3-2, one end of each connecting rod is hinged with the telescopic end of the electric push rod 3-2, and the other end of each connecting rod 3-4 is hinged with the side surface of each baffle 3-3;
the top ends of the two baffles 3-3 are respectively hinged on the side wall of the rectangular valve box 3-1 where the two water inlet/outlet holes 3-1-1 are positioned;
the two baffles 3-3 are respectively used for sealing two water inlet/outlet holes 3-1-1 of the rectangular valve box 3-1;
by controlling the lifting of the free end of the electric push rod 3-2, the two connecting rods 3-4 drive the two baffles 3-3 to move, so that the two baffles 3-3 respectively form included angles with the side walls of the rectangular valve box 3-1 where the two water inlet/outlet holes 3-1-1 are located, and the interior of the cylindrical bag body 1 is communicated with the base 2;
by controlling the free end of the electric push rod 3-2 to be in a non-lifting state, at the moment, the two baffles 3-3 are respectively extruded through the two connecting rods 3-4 connected to the free end of the electric push rod 3-2, so that the two baffles 3-3 respectively seal the two water inlet/outlet holes 3-1-1, and the interior of the cylindrical pocket body 1 and the base 2 are in a non-communicating state.
In the preferred embodiment, the valve 3 has a simple structure, and is convenient to produce and implement.
Referring to fig. 3, a preferred embodiment of the present invention will be described, wherein the sidewall of the base 2 is further provided with a through hole 2-2. When the lower port of the base 2 is blocked, the lower port can be communicated with the cylindrical pocket 1 through the through hole 2-2, so that smooth water inlet/outlet of the cylindrical pocket 1 is realized.
Referring to fig. 6, a preferred embodiment of the present embodiment is described, wherein the fire sprinkler applied to the aircraft further comprises two water pumps 4;
the water pump 4 is arranged on the cross beam 2-1, and the water pump 4 is communicated with the interior of the cylindrical bag body 1 through a pipeline penetrating through the rectangular valve box 3-1.
In the preferred embodiment, the cylindrical bag body 1 is suitable for shallow water areas, when the cylindrical bag body 1 is placed in the water area environment, the valve 3 is closed, the cylindrical bag body 1 and the base 2 are in a non-communication state, and at the moment, the water in the water area is pumped into the cylindrical bag body 1 through the water pump 4.
Referring to fig. 1, a preferred embodiment of the present embodiment is described, wherein the fire sprinkler applied to an aircraft further comprises a folding support frame 5 hinged with a radial reinforcing belt 1-1 at the upper port of the cylindrical pocket 1;
the folding support frame 5 is used for adjusting the caliber size of the upper port of the cylindrical pocket body 1, when the folding support frame 5 is in an unfolding state, the folding support frame supports the upper port of the cylindrical pocket body 1 to be unfolded, and when the folding support frame 5 is in a folding state, the folding support frame tightens the upper port of the cylindrical pocket body 1 to seal the upper port of the cylindrical pocket body 1.
In this preferred embodiment, folding support frame 5 can realize tightening up or expanding the last port of cylinder pocket body 1, when the last port of cylinder pocket body 1 tightened up, can realize the sealed of cylinder pocket body 1, makes the aircraft improve flight speed, and the difficult effluvium of water in the cylinder pocket body 1, when the last port of cylinder pocket body 1 advanced to be in the state of expanding, can the splendid attire more water.
Referring to fig. 1, illustrating a preferred embodiment of the present embodiment, the folding support 5 includes an inner ring 5-1 and a plurality of support bars 5-2;
the plurality of support rods 5-2 are uniformly distributed along the circumferential direction of the outer wall surface of the inner ring 5-1, and one end of each support rod 5-2 is hinged with the outer wall surface of the inner ring 5-1;
the other ends of the plurality of support rods 5-2 are hinged with the inner wall surface at the upper port of the cylindrical pocket 1.
In the preferred embodiment, a specific structure of the folding support frame 5 is disclosed, the structure is simple, the processing is convenient, the implementation is convenient, and in the specific use process, the tightening of the upper port of the cylindrical pocket body 1 can be realized by lifting the inner ring 5-1 upwards.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (6)
1. The fire-extinguishing spraying device applied to the aircraft is characterized by comprising a cylindrical bag body (1) made of flexible materials, a base (2) and a valve (3);
the base (2) is of a cylindrical structure;
the upper port of the cylindrical pocket body (1) is circumferentially provided with a radial reinforcing belt (1-1), the lower port of the cylindrical pocket body is fixedly connected with the upper end surface of the base (2) through a flange, and the wall surface at the lower port of the cylindrical pocket body (1) is clamped between the flange and the upper end surface of the base (2);
a plurality of axial reinforcing belts (1-2) are uniformly arranged on the circumferential direction of the outer wall surface of the cylindrical pocket body (1);
the valve (3) is positioned in the cylindrical pocket body (1) and fixed on the upper end surface of the base (2) to seal the communication position between the cylindrical pocket body (1) and the base (2);
the cylindrical pocket body (1) is communicated with the base (2) by opening the control valve (3), and the non-communication between the cylindrical pocket body (1) and the base (2) is realized by closing the control valve (3).
2. Fire sprinkler system for an aircraft according to claim 1, characterised in that the base (2) is further provided with a cross beam (2-1), the cross beam (2-1) being fixed at both ends to the inner wall of the base (2);
the valve (3) comprises a rectangular valve box (3-1), an electric push rod (3-2), two baffles (3-3) and two connecting rods (3-4);
the rectangular valve box (3-1) is a sealed box body, and the two opposite side walls of the rectangular valve box are provided with water inlet/outlet holes (3-1-1);
the fixed end of the electric push rod (3-2) is fixed on the cross beam (2-1);
the two connecting rods (3-4) are respectively positioned at two sides of the electric push rod (3-2), one ends of the two connecting rods are hinged with the telescopic end of the electric push rod (3-2), and the other ends of the two connecting rods (3-4) are respectively hinged with the side surfaces of the two baffles (3-3);
the top ends of the two baffles (3-3) are respectively hinged on the side wall of the rectangular valve box (3-1) where the two water inlet/outlet holes (3-1-1) are positioned;
the two baffles (3-3) are respectively used for sealing two water inlet/outlet holes (3-1-1) of the rectangular valve box (3-1);
by controlling the lifting of the free end of the electric push rod (3-2), the two connecting rods (3-4) drive the two baffles (3-3) to move, so that the two baffles (3-3) respectively form included angles with the side walls of the rectangular valve box (3-1) where the two water inlet/outlet holes (3-1-1) are located, and the interior of the cylindrical pocket body (1) is communicated with the base (2);
the free end of the electric push rod (3-2) is controlled to be in a non-lifting state, at the moment, the two baffles (3-3) are respectively extruded through the two connecting rods (3-4) connected to the free end of the electric push rod (3-2), so that the two baffles (3-3) respectively seal the two water inlet/outlet holes (3-1-1), and the interior of the cylindrical pocket body (1) and the base (2) are in a non-communicating state.
3. Fire sprinkler system for an aircraft according to claim 1, characterised in that the base (2) is also provided with through-holes (2-2) in its side walls.
4. Fire sprinkler system for application on board an aircraft according to claim 2, characterised in that it further comprises two water pumps (4);
the water pump (4) is arranged on the cross beam (2-1), and the water pump (4) is communicated with the interior of the cylindrical pocket body (1) through a pipeline penetrating through the rectangular valve box (3-1).
5. Fire sprinkler system for aircraft according to claim 1, characterised by further comprising a folding support (5) hinged to the radial reinforcement band (1-1) at the upper port of the cylindrical pocket (1);
the folding support frame (5) is used for adjusting the caliber size of the upper port of the cylindrical pocket body (1), when the folding support frame (5) is in an unfolding state, the folding support frame supports the upper port of the cylindrical pocket body (1) to be unfolded, and when the folding support frame (5) is in a folding state, the folding support frame tightens up the upper port of the cylindrical pocket body (1) to seal the upper port of the cylindrical pocket body (1).
6. Fire sprinkler system for application on board an aircraft according to claim 5, characterised in that the folding support (5) comprises an inner ring (5-1) and a plurality of support bars (5-2);
the plurality of support rods (5-2) are uniformly distributed along the circumferential direction of the outer wall surface of the inner ring (5-1), and one ends of the plurality of support rods (5-2) are hinged with the outer wall surface of the inner ring (5-1);
the other ends of the support rods (5-2) are hinged with the inner wall surface at the upper port of the cylindrical pocket body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911269390.1A CN110917526B (en) | 2019-12-11 | 2019-12-11 | Fire extinguishing spray device applied to aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911269390.1A CN110917526B (en) | 2019-12-11 | 2019-12-11 | Fire extinguishing spray device applied to aircraft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110917526A true CN110917526A (en) | 2020-03-27 |
| CN110917526B CN110917526B (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911269390.1A Active CN110917526B (en) | 2019-12-11 | 2019-12-11 | Fire extinguishing spray device applied to aircraft |
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| Country | Link |
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| CN (1) | CN110917526B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402835A (en) * | 2020-12-30 | 2021-02-26 | 南京申友玉贸易有限公司 | Fire fighting aircraft convenient for taking water from shallow water area |
| CN118236649A (en) * | 2024-05-24 | 2024-06-25 | 徐州智航智能科技有限公司 | A unmanned aerial vehicle that puts out a fire for fire control |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5560429A (en) * | 1994-05-20 | 1996-10-01 | Needham; Robert D. | Fire fighting bucket for aircraft |
| CN102642619A (en) * | 2012-03-31 | 2012-08-22 | 陈仁多 | Forest fire control helicopter for spraying water by using mechanical power |
| CN204972755U (en) * | 2015-06-01 | 2016-01-20 | 国家电网公司 | Helicopter well -bucket of additive river system fire extinguishing agent |
| US20160166863A1 (en) * | 2014-12-10 | 2016-06-16 | Aerial Fire Control Pty Ltd | Aerial fire-fighting bucket |
| CN109453487A (en) * | 2018-11-21 | 2019-03-12 | 航宇救生装备有限公司 | A kind of Novel firefighting well-bucket |
-
2019
- 2019-12-11 CN CN201911269390.1A patent/CN110917526B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5560429A (en) * | 1994-05-20 | 1996-10-01 | Needham; Robert D. | Fire fighting bucket for aircraft |
| CN102642619A (en) * | 2012-03-31 | 2012-08-22 | 陈仁多 | Forest fire control helicopter for spraying water by using mechanical power |
| US20160166863A1 (en) * | 2014-12-10 | 2016-06-16 | Aerial Fire Control Pty Ltd | Aerial fire-fighting bucket |
| CN204972755U (en) * | 2015-06-01 | 2016-01-20 | 国家电网公司 | Helicopter well -bucket of additive river system fire extinguishing agent |
| CN109453487A (en) * | 2018-11-21 | 2019-03-12 | 航宇救生装备有限公司 | A kind of Novel firefighting well-bucket |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402835A (en) * | 2020-12-30 | 2021-02-26 | 南京申友玉贸易有限公司 | Fire fighting aircraft convenient for taking water from shallow water area |
| CN118236649A (en) * | 2024-05-24 | 2024-06-25 | 徐州智航智能科技有限公司 | A unmanned aerial vehicle that puts out a fire for fire control |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110917526B (en) | 2021-02-26 |
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