CN114712759B - High-rise fire-fighting device - Google Patents

High-rise fire-fighting device Download PDF

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Publication number
CN114712759B
CN114712759B CN202210387990.3A CN202210387990A CN114712759B CN 114712759 B CN114712759 B CN 114712759B CN 202210387990 A CN202210387990 A CN 202210387990A CN 114712759 B CN114712759 B CN 114712759B
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China
Prior art keywords
water
fire extinguishing
air
hose
water spraying
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CN202210387990.3A
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Chinese (zh)
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CN114712759A (en
Inventor
赵旭
郭涛涛
王一春
翁倩雯
杨佩凡
李俊辉
吴滨滨
罗家伟
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Henan Normal University
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Henan Normal University
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    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C31/00Delivery of fire-extinguishing material
    • A62C31/02Nozzles specially adapted for fire-extinguishing
    • A62C31/05Nozzles specially adapted for fire-extinguishing with two or more outlets
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C31/00Delivery of fire-extinguishing material
    • A62C31/02Nozzles specially adapted for fire-extinguishing
    • A62C31/22Nozzles specially adapted for fire-extinguishing specially adapted for piercing walls, heaped materials, or the like
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C31/00Delivery of fire-extinguishing material
    • A62C31/28Accessories for delivery devices, e.g. supports
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/28Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming

Abstract

The invention discloses a high-rise fire extinguishing device which comprises an automatic lifting box, an inflation assembly, a water spraying hose support piece, a high-pressure water conveying piece, a pressurizing assembly, a hose bending support piece, a high-pressure water conveying hose, an air injection adjusting piece and a recoil assembly.

Description

High-rise fire-fighting device
Technical Field
The invention relates to the technical field of high-rise fire control, in particular to a high-rise fire-fighting device.
Background
Along with the acceleration of urban process, the number and the height of super high-rise buildings are continuously broken through under the background of continuous increase of social economy, meanwhile, the problem of super high-rise building fire safety and fire control design is also of great concern, the fire control design and measures of traditional forms can not meet the requirements of modern buildings, the equipment for spraying water to fire through a fire-fighting scaling ladder on the market is limited to a certain extent although the effect is good, and the equipment is not suitable for super high-rise buildings, so in the building industry, people are required to fundamentally improve the fire control safety degree of the super high-rise buildings, the equipment for spraying water to fire through the fire-fighting scaling ladder on the market is limited to a certain extent, the equipment is not suitable for super high-rise buildings, the common fire extinguishing equipment is all arranged on the ground, fire can not be used for extinguishing the high-rise, fire can not be extinguished by means of manpower when the fire extinguishing equipment is needed to be hung up for fire extinguishing, and then fire extinguishing is inconvenient to use, a large amount of manpower is needed, and fire fighters are easy to cause injury to fire fighters when the fire fighters are closer to the fire sources, and the fire fighters can not meet the requirements of people.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides the high-rise fire extinguishing device which is simple in structure, simple and convenient to operate, can automatically rise through backflushing gas and backflushing liquid, can extinguish fire by breaking windows, is more convenient to use high-rise fire extinguishment, protects rescue workers to a great extent, and can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high-rise fire control extinguishing device, includes automatic rising case, inflation component, water spray hose support piece, high-pressure water delivery piece, supercharging component, hose support piece of bending, high-pressure water delivery hose, jet regulator and recoil component, high-pressure water delivery piece includes high-pressure water pump one, and the delivery port of high-pressure water pump one is connected and is supported the pipe, is equipped with stop valve one on the support pipe, supercharging component is parallelly connected with stop valve one, the delivery port of support pipe is connected with high-pressure water delivery hose through the ring flange, and the outside of high-pressure water delivery hose is equipped with the hose support piece of bending to it to be equipped with water spray hose support piece on the high-pressure water delivery hose, water spray hose support piece is located between hose support piece and the high-pressure water delivery piece of bending, automatic rising case includes water spray fire extinguishing case, and water spray fire extinguishing case is eight prism structures, and water spray fire extinguishing case's lower surface center water inlet is connected with the delivery port of high-pressure water delivery hose, and fire extinguishing case's side lower extreme and lower surface evenly are equipped with the hole of cut-off, and the hole of going out fire extinguishing case lower surface is from middle to edge angle slope gradually, the inside is equipped with the baffle and is equipped with the jet regulator inside the water cavity and the air cavity that is equipped with by the water spray regulator.
Further, the air injection regulating part comprises an air chamber connected with a partition plate, the center of eight sides of an air chamber of the water spraying fire extinguishing box is provided with an electric air valve III, an air outlet of the electric air valve III is positioned at the outer side of the water spraying fire extinguishing box, an air inlet of the electric air valve III is connected with a side outlet of the air chamber through a connecting conduit, the air chamber can enter the inside of the electric air valve III through the connecting conduit by opening the electric air valve III, one side of the water spraying fire extinguishing box can be sprayed through opening the electric air valve III, recoil force is generated by spraying air on one side of the water spraying fire extinguishing box, so that the water spraying fire extinguishing box moves to one side, and the horizontal movement of the water spraying fire extinguishing box is convenient to adjust.
Further, the recoil assembly comprises an annular air dispersing pipe arranged on the top surface of the partition plate, the annular air dispersing pipe is connected with an air outlet of the air chamber through a guide pipe, an electric valve is arranged on the guide pipe, at least four air blowing short pipes are uniformly arranged on the annular air dispersing pipe, and the outlet at the lower end of each air blowing short pipe penetrates through the lower surface of the water spraying fire extinguishing box.
Further, the inflation component comprises a high-pressure air pump, the air outlet of the high-pressure air pump is connected with a connecting air pipe, the outlet of the connecting air pipe penetrates through the lower end of the water spraying fire extinguishing box and the inlet connection of the partition plate and the air chamber, the air chamber can be inflated through the high-pressure air pump and the connecting air pipe, air can enter the annular air dispersing pipe through opening an electric valve, the lower end of the automatic lifting box can be blown downwards through a blowing short pipe on the annular air dispersing pipe, and accordingly the automatic lifting box can be lifted.
Further, the hose bending support piece comprises a support frame, two groups of protection rollers are arranged on the support frame, each group of protection rollers are distributed in a J-shaped structure, a support guide wheel is arranged on the lower surface of the support frame, a brake piece is arranged on the support guide wheel, the high-pressure water supply hose can be bent at 90 degrees through the two groups of protection rollers in the J-shaped structure, the high-pressure water supply hose can be vertically and upwards used for conveying water, the hose bending support piece can be conveniently moved through the support guide wheel, and the position on the high-pressure water supply hose can be adjusted through the movement of the hose bending support piece, so that the lifting height of the automatic lifting box can be adjusted.
Further, the water spraying hose support piece comprises a U-shaped seat, two support rollers are arranged on the U-shaped seat and are respectively located at the upper side and the lower side of the high-pressure water conveying hose, a connecting guide wheel is arranged on the lower surface of the U-shaped seat, the high-pressure water conveying hose can be supported through the support rollers, and accordingly the horizontal portion of the high-pressure water conveying hose is supported more firmly.
Further, the supercharging assembly comprises a branch guide pipe connected with two ends of the first stop valve, a supercharging water pump is arranged on the branch guide pipe, a water inlet of the supercharging water pump is connected with a second stop valve, water is pumped from the high-pressure water pump to the inside of the high-pressure water delivery hose through the opening of the stop valve, water is delivered to the inside of a water cavity of the water spraying fire extinguishing box through the high-pressure water delivery hose, water is sprayed out through a water spraying hole on the water spraying fire extinguishing box, and the water spraying fire extinguishing box can be boosted when being lifted through water spraying, and fire extinguishing can be performed.
Further, one side of the water spray fire extinguishing box is provided with a remote camera shooting assembly and a window breaking device, the remote camera shooting assembly and the window breaking device are respectively located at the upper end and the lower end of the water spray fire extinguishing box, remote monitoring can be conducted through the remote camera shooting assembly, and window breaking can be conducted through the window breaking device.
Compared with the prior art, the invention has the beneficial effects that: the high-pressure air pump and the connecting air pipe are used for inflating the air chamber, the electric valve is used for opening the air to enter the annular air dispersing pipe, the lower end of the automatic lifting box can be blown downwards through the blowing short pipe on the annular air dispersing pipe, so that the automatic lifting box can be lifted, the high-pressure water delivery hose is opened through the stop valve to pump water to the inside of the high-pressure water delivery hose, the water is delivered to the water cavity of the water spraying fire extinguishing box through the high-pressure water delivery hose, the water is sprayed out through the water spraying hole on the water spraying fire extinguishing box, the power assisting can be carried out when the water spraying fire extinguishing box ascends through water spraying, and the fire extinguishing device can be used for extinguishing fire.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic cross-sectional view of the fire extinguishing chamber of the present invention;
fig. 4 is a schematic view showing the bottom view of the automatic lifting box of the present invention.
In the figure: 1 automatic lifting box, 11 water spray fire extinguishing box, 12 partition plate, 2 inflation component, 21 high-pressure air pump, 22 connection air pipe, 3 water spray hose support piece, 31 supporting roller, 32U type seat, 33 connection guide wheel, 4 high-pressure water delivery piece, 41 stop valve one, 42 high-pressure water pump one, 5 pressurization component, 51 pressurization water pump, 52 stop valve two, 6 hose bending support piece, 61 supporting guide wheel, 62 protection roller, 63 support frame, 7 high-pressure water delivery hose, 8 air injection regulating piece, 81 electric gas valve three, 82 connection guide pipe, 83 air chamber, 9 recoil component, 91 annular air dispersion pipe, 92 air blowing short pipe, 100 remote camera shooting component, 102 window breaking device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high-rise fire control extinguishing device, including automatic rising case 1, the subassembly 2 of aerifing, water spray hose support piece 3, high-pressure water delivery piece 4, the pressure boost subassembly 5, hose support piece 6 of bending, high-pressure water delivery hose 7, jet regulator 8 and recoil subassembly 9, high-pressure water delivery piece 4 includes high-pressure water pump one 42, the delivery port connection support pipe of high-pressure water pump one 42, be equipped with stop valve one 41 on the support pipe, pressure boost subassembly 5 is parallelly connected with stop valve one 41, the delivery port of support pipe is connected with high-pressure water delivery hose 7 through the ring flange, the outside of high-pressure water delivery hose 7 is equipped with hose support piece 6 of bending to it, and be equipped with water spray hose support piece 3 on the high-pressure water delivery hose 7, water spray hose support piece 3 is located between hose support piece 6 and the high-pressure water delivery piece 4 of bending, automatic rising case 1 includes water spray fire-extinguishing case 11, fire-extinguishing case 11 is eight prismatic structure, the lower surface center water inlet and the delivery port connection of high-pressure water delivery hose 7, the side lower surface lower extreme and lower surface of fire-extinguishing case 11 evenly are equipped with hole, the water spray regulator 5 is equipped with the hole of hole, the inside of water spray regulator 8 is equipped with the water spray cavity 8 is equipped with the water spray regulator 8, the inside the water spray cavity is equipped with the water spray cavity 2, the inside is equipped with the baffle 8, the water spray regulator is equipped with the water spray cavity 8, the inside is equipped with the water spray cavity is the water spray cavity 8, the inside is equipped with the water spray regulator 8, the baffle is inside the water spray cavity is the inside from the top surface 8, the top surface is equipped with the water spray valve is the inside through the water spray regulator 8, the inside is the water-through the top is the water-through the water spray regulator is the device is the equipment.
Further, the air injection adjusting piece 8 comprises an air chamber 83 connected with the partition plate 12, the center of eight sides of the air chamber of the water spraying fire extinguishing box 11 is provided with an electric air valve III 81, the air outlet of the electric air valve III 81 is located at the outer side of the water spraying fire extinguishing box 11, the air inlet of the electric air valve III 81 is connected with the side outlet of the air chamber 83 through a connecting conduit 82, the air chamber 83 can enter the inside of the electric air valve III 81 through the connecting conduit 82 after being opened by the electric air valve III 81, air can be injected to one side of the water spraying fire extinguishing box 11 through the opening of the electric air valve III 81, recoil force is generated through the air injection of one side of the water spraying fire extinguishing box 11, so that the water spraying fire extinguishing box 11 moves to one side in the opposite direction, the horizontal movement of the water spraying fire extinguishing box 11 is convenient to adjust, and a control board and a power supply for controlling the air injection adjusting piece 8 and the recoil assembly 9 are arranged in the water spraying fire extinguishing box 11, so that remote control is performed.
Further, the recoil assembly 9 includes an annular air dispersing pipe 91 provided on the top surface of the partition plate 12, the annular air dispersing pipe 91 is connected with the air outlet of the air chamber 83 through a conduit, and an electric valve is provided on the conduit, at least four air blowing short pipes 92 are uniformly provided on the annular air dispersing pipe 91, and the outlet of the lower end of the air blowing short pipe 92 penetrates through the lower surface of the water spraying fire extinguishing box 11.
Further, the inflation assembly 2 comprises a high-pressure air pump 21, the air outlet of the high-pressure air pump 21 is connected with a connecting air pipe 22, the outlet of the connecting air pipe 22 penetrates through the lower end of the water spraying fire extinguishing box 11 and the inlet connection of the partition plate 12 and the air chamber 83, the air can be inflated to the air chamber 83 through the high-pressure air pump 21 and the connecting air pipe 22, the air can enter the annular air dispersing pipe 91 through opening an electric valve, the lower end of the automatic lifting box 1 can be blown downwards through a blowing short pipe 92 on the annular air dispersing pipe 91, so that the automatic lifting box 1 can be lifted, and the high-pressure air pump 21 is a commonly used air pump in reality, for example, the model is CZ369.
Further, the hose bending support 6 comprises a support frame 63, two groups of protection rollers 62 are arranged on the support frame 63, each group of protection rollers 62 is distributed in a J-shaped structure, a support guide wheel 61 is arranged on the lower surface of the support frame 63, a brake piece is arranged on the support guide wheel 61, the high-pressure water supply hose 7 can be bent at 90 degrees through the two groups of protection rollers 62 in the J-shaped structure, so that the high-pressure water supply hose 7 can vertically and upwardly convey water, the hose bending support 6 can be moved more conveniently through the support guide wheels 61, and the position on the high-pressure water supply hose 7 can be adjusted through the movement of the hose bending support 6, so that the lifting height of the automatic lifting box 1 can be adjusted.
Further, the water spraying hose support 3 comprises a U-shaped seat 32, two support rollers 31 are arranged on the U-shaped seat 32, the two support rollers 31 are respectively located on the upper side and the lower side of the high-pressure water conveying hose 7, a connecting guide wheel 33 is arranged on the lower surface of the U-shaped seat 32, and the high-pressure water conveying hose 7 can be supported through the support rollers 31, so that the horizontal part of the high-pressure water conveying hose 7 is supported more firmly.
Further, the pressurizing assembly 5 comprises a branch conduit connected with two ends of the first stop valve 41, the branch conduit is provided with a pressurizing water pump 51, a water inlet of the pressurizing water pump 51 is connected with a second stop valve 52, the first stop valve 41 is opened, water is pumped into the high-pressure water supply hose 7 through the first high-pressure water pump 42, the high-pressure water supply hose 7 is used for conveying water into the water cavity of the water spraying fire extinguishing box 11, the second stop valve 52 is opened, the pressurizing water pump 51 is used for pressurizing the interior of the high-pressure water supply hose 7, water is sprayed out through a water spraying hole in the water spraying fire extinguishing box 11, assistance can be carried out when the water spraying fire extinguishing box 11 ascends through water spraying, and fire can be extinguished, and the first high-pressure water pump 42 and the pressurizing water pump 51 are water pumps used in reality, for example, the model is GX50 in the field.
Further, one side of the water spraying fire extinguishing box 11 is provided with a remote camera shooting assembly 100 and a window breaking device 102, the remote camera shooting assembly 100 and the window breaking device 102 are respectively positioned at the upper end and the lower end of the water spraying fire extinguishing box 11, remote monitoring can be carried out through the remote camera shooting assembly 100, window breaking can be carried out through the window breaking device 102,
when in use: the inside of the air chamber 83 can be inflated through the high-pressure air pump 21 and the connecting air pipe 22, the inside of the annular air dispersing pipe 91 can be filled with air through the opening of the electric valve, the lower end of the automatic lifting box 1 can be blown downwards through the air blowing short pipe 92 on the annular air dispersing pipe 91, so that the automatic lifting box 1 can be lifted, simultaneously, the inside of the high-pressure water delivery hose 7 is pumped by the first high-pressure water pump 42 through the first stop valve 41, the inside of the water cavity of the water spraying fire extinguishing box 11 is conveyed through the first high-pressure water delivery hose 7, and the inside of the high-pressure water delivery hose 7 is pressurized through the second stop valve 52, the water is sprayed out through the water spraying holes on the water spraying fire extinguishing box 11, the water can be boosted when the water spraying fire extinguishing box 11 is lifted through the water spraying holes, and can be used for extinguishing fire, when the corresponding height is increased, the window breaking device 102 can be used for breaking windows, then the inside of the air chamber 83 can be filled into the third electric gas valve 81 through the connecting guide pipe 82, the third electric gas valve 81 can be opened, the water can be conveyed to the inside of the water spraying fire extinguishing box 11 through the third electric valve 81, the air extinguishing valve 81 can be lifted to one side of the water spraying fire extinguishing box 11 through the high-pressure water injection valve 11, the water spraying fire can be lifted to the high-pressure air extinguishing box 11 can be lifted through the water spraying holes, the water spraying fire extinguishing box 11 can be lifted through the water spraying holes, the water can be automatically, the fire can be automatically can be lifted to the fire can be high, and the fire can be high, the fire can be high and the fire can be high, and the automatic air can be high air can be high, and the automatic air can be high, the air can be high, and high air can high. Finally, the water is sprayed out to extinguish fire through the water spraying holes on the water spraying fire extinguishing box 11.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present invention.

Claims (5)

1. The utility model provides a high-rise fire control extinguishing device, includes automatic case (1) that rises, inflation component (2), water spray hose support piece (3), high-pressure water delivery piece (4), supercharging component (5), hose support piece (6) of bending, high-pressure water delivery hose (7), jet-propelled regulating part (8) and recoil subassembly (9), its characterized in that: the high-pressure water delivery piece (4) comprises a high-pressure water pump I (42), a water outlet of the high-pressure water pump I (42) is connected with a support pipe, a stop valve I (41) is arranged on the support pipe, the pressurizing assembly (5) is connected with the stop valve I (41) in parallel, a water outlet of the support pipe is connected with a high-pressure water delivery hose (7) through a flange plate, a hose bending support piece (6) bending the high-pressure water delivery hose (7) is arranged on the outer side of the high-pressure water delivery hose (7), a water spraying hose support piece (3) is arranged on the high-pressure water delivery hose (7), the water spraying hose support piece (3) is positioned between the hose bending support piece (6) and the high-pressure water delivery piece (4), the automatic lifting box (1) comprises a water spraying fire extinguishing box (11), the water spraying fire extinguishing box (11) is of an eight-prism structure, a water inlet at the center of the lower surface of the water spraying fire extinguishing box (11) is connected with a water outlet of a high-pressure water delivery hose (7), water spraying holes are uniformly formed in the lower end and the lower surface of the side face of the water spraying fire extinguishing box (11), the water spraying holes on the lower surface of the water spraying fire extinguishing box (11) incline gradually from the middle to the edge, a partition plate (12) is arranged in the water spraying fire extinguishing box (11), the partition plate (12) divides the interior of the water spraying fire extinguishing box (11) into a water cavity and an air cavity, an air injection adjusting piece (8) is arranged on the inner side face of the air cavity, an inlet of the air injection adjusting piece (8) is connected with an outlet of the air inflation assembly (2), the inside top surface of water cavity is equipped with recoil subassembly (9), jet regulator (8) include air chamber (83) of being connected with baffle (12), and eight side centers in the air chamber of water spray fire extinguishing case (11) all are equipped with electronic gas valve three (81), the gas outlet of electronic gas valve three (81) is located the outside of water spray fire extinguishing case (11), the air inlet of electronic gas valve three (81) is through connecting catheter (82) and the side exit linkage of air chamber (83), recoil subassembly (9) are including setting up annular air-dispersing pipe (91) at baffle (12) top surface, annular air-dispersing pipe (91) are connected with the gas outlet of air chamber (83) through the pipe, and are equipped with electric valve on this pipe, evenly be equipped with on annular air-dispersing pipe (91) be not less than four blowing nozzle (92), the lower extreme export of blowing nozzle (92) runs through the lower surface of water spray fire extinguishing case (11), hose bending support piece (6) are equipped with two sets of protection rollers (62) on support frame (63) through connecting catheter (82), and every set of protection roller (62) are J type structure distribution, and support frame (61) are equipped with brake guide pulley (61) on the support frame.
2. A high-rise fire extinguishing apparatus according to claim 1, characterized in that: the inflation assembly (2) comprises a high-pressure air pump (21), the air outlet of the high-pressure air pump (21) is connected with a connecting air pipe (22), and the outlet of the connecting air pipe (22) penetrates through the lower end of the water spraying fire extinguishing box (11) and the inlet of the partition plate (12) and the air chamber (83).
3. A high-rise fire extinguishing apparatus according to claim 1, characterized in that: the water spraying hose support piece (3) comprises a U-shaped seat (32), two support rollers (31) are arranged on the U-shaped seat (32), the two support rollers (31) are respectively located on the upper side and the lower side of the high-pressure water conveying hose (7), and a connecting guide wheel (33) is arranged on the lower surface of the U-shaped seat (32).
4. A high-rise fire extinguishing apparatus according to claim 1, characterized in that: the supercharging assembly (5) comprises branch guide pipes connected with two ends of the first stop valve (41), a supercharging water pump (51) is arranged on each branch guide pipe, and a water inlet of the supercharging water pump (51) is connected with the second stop valve (52).
5. A high-rise fire extinguishing apparatus according to claim 1, characterized in that: one side of the water spraying fire extinguishing box (11) is provided with a remote camera shooting assembly (100) and a window breaking device (102), and the remote camera shooting assembly (100) and the window breaking device (102) are respectively positioned at the upper end and the lower end of the water spraying fire extinguishing box (11).
CN202210387990.3A 2022-06-10 2022-06-10 High-rise fire-fighting device Active CN114712759B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210387990.3A CN114712759B (en) 2022-06-10 2022-06-10 High-rise fire-fighting device

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Application Number Priority Date Filing Date Title
CN202210387990.3A CN114712759B (en) 2022-06-10 2022-06-10 High-rise fire-fighting device

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CN114712759A CN114712759A (en) 2022-07-08
CN114712759B true CN114712759B (en) 2023-04-21

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Publication number Priority date Publication date Assignee Title
KR20090048692A (en) * 2007-11-12 2009-05-15 김충부 Helicoterfirefightingwatertank
US20130062080A1 (en) * 2011-09-09 2013-03-14 Brendan P. Tobin System and method for fire suppression
JP2014223222A (en) * 2013-05-17 2014-12-04 株式会社上野商店 Fire extinguishing appliance
CN205924778U (en) * 2016-08-17 2017-02-08 刘欣宇 It can trigger type high -rise building extinguishing device to gather
CN107029371A (en) * 2017-04-25 2017-08-11 刘燕 A kind of lane residential building fire-extinguishing truck
CN107215456B (en) * 2017-05-15 2019-11-01 河南师范大学 It is a kind of can the unmanned plane device sprayed insecticide of efficient uniform
CN214129959U (en) * 2019-09-19 2021-09-07 倪国森 Air-floating active lifesaving air cushion
CN214388590U (en) * 2020-12-29 2021-10-15 立达博仕电梯(苏州)有限公司 Fire extinguishing device for elevator car
CN215088172U (en) * 2021-02-25 2021-12-10 海南科技职业大学 Novel syringe for automobile maintenance

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