CN113926124A - Automatic fire control unit of environment-friendly timber structure building - Google Patents

Automatic fire control unit of environment-friendly timber structure building Download PDF

Info

Publication number
CN113926124A
CN113926124A CN202111354518.1A CN202111354518A CN113926124A CN 113926124 A CN113926124 A CN 113926124A CN 202111354518 A CN202111354518 A CN 202111354518A CN 113926124 A CN113926124 A CN 113926124A
Authority
CN
China
Prior art keywords
fixedly connected
tank body
environment
pipe
automatic fire
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111354518.1A
Other languages
Chinese (zh)
Inventor
张�浩
杨大富
李毅
过妅
庞恺
李晗
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institute Of Architectural Design And Research Nanjing University Of Technology
Original Assignee
Institute Of Architectural Design And Research Nanjing University Of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institute Of Architectural Design And Research Nanjing University Of Technology filed Critical Institute Of Architectural Design And Research Nanjing University Of Technology
Priority to CN202111354518.1A priority Critical patent/CN113926124A/en
Publication of CN113926124A publication Critical patent/CN113926124A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C31/00Delivery of fire-extinguishing material
    • A62C31/005Delivery of fire-extinguishing material using nozzles
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C31/00Delivery of fire-extinguishing material
    • A62C31/28Accessories for delivery devices, e.g. supports
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C37/00Control of fire-fighting equipment
    • A62C37/36Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A62C37/38Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
    • A62C37/40Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C99/00Subject matter not provided for in other groups of this subclass
    • A62C99/0009Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
    • A62C99/0072Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using sprayed or atomised water

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The invention discloses an environment-friendly wood structure building automatic fire fighting device, which relates to the technical field of fire fighting devices and comprises an upper tank body, wherein a connecting pipe is fixedly connected inside the upper tank body, one end of the connecting pipe is fixedly connected with a pressurizing pipe, the bottom end of the pressurizing pipe is fixedly connected with a hose, the bottom end of the upper tank body is movably connected with a lower tank body, one side of the lower tank body is provided with a through hole, the inside of the through hole is movably connected with a spray head, the other end of the hose is fixedly connected with the spray head, and the inside of the lower tank body is movably connected with a first gear. The invention can detect whether high temperature exists in multiple directions of the area by the detector matched with the detection sensors at the bottom end of the detector, position the detector, drive the second gear to be matched with the tooth grooves by the second motor, rotate the lower tank body and fixedly support the connecting pipe by the fixing frame.

Description

Automatic fire control unit of environment-friendly timber structure building
Technical Field
The invention relates to the technical field of fire fighting devices, in particular to an environment-friendly wood structure building automatic fire fighting device.
Background
The automatic spraying fire extinguishing device is a device capable of automatically spraying water for fire extinguishing, the existing water spraying device cannot be quickly positioned and spray water, and the automatic fire extinguishing effect is poor during use.
In chinese utility model patent application no: CN201921035998.3 discloses a fire control automatic spray device, including detecting box and installing at the mounting panel of wall body surface, make through integration processing between detecting box and the mounting panel, the smoke inlet has all been seted up all around to the detecting box surface, the inside of detecting box runs through and is provided with the water supply and is responsible for. This fire control automatic spray device still has the function that does not have automatic accurate location fire source in the use, uses inconvenient shortcoming to and do not have the function to water pressurization, the problem that rivers can not reach when the distance is far away.
Therefore, there is a need for an environment-friendly automatic fire fighting device for wooden structures to solve the above problems.
Disclosure of Invention
Technical problem to be solved
The invention aims to: the invention provides an environment-friendly wood structure building automatic fire fighting device, aiming at solving the problems that the existing fire fighting automatic spraying device has the defects of no function of automatically and accurately positioning a fire source and inconvenient use in the use process, and has no function of pressurizing water and insufficient water flow when the distance is long.
(II) technical scheme
The invention specifically adopts the following technical scheme for realizing the purpose:
an environment-friendly wood structure building automatic fire fighting device comprises an upper tank body, wherein the interior of the upper tank body is fixedly connected with a connecting pipe, one end of the connecting pipe is fixedly connected with a pressure pipe, the bottom end of the pressure pipe is fixedly connected with a hose, the bottom end of the upper tank body is movably connected with a lower tank body, one side of the lower tank body is provided with a through hole, the interior of the through hole is movably connected with a spray head, the other end of the hose is fixedly connected with the spray head, the interior of the lower tank body is movably connected with a first gear, one side of the spray head is fixedly connected with the first gear, the inner side of the lower tank body is fixedly provided with a first motor, one end of an output shaft of the first motor is fixedly connected with a screw rod, one side of the screw rod is matched with the first gear, one side of the connecting pipe is fixedly connected with a fixing frame, the interior bottom end of the upper tank body is provided with a tooth socket, the inboard fixed mounting of the lower jar of body has the second motor, the output shaft one end fixedly connected with second gear of second motor, one side and the tooth's socket looks adaptation of second gear, the bottom swing joint of the lower jar of body has the detector, the bottom fixed mounting of detector has a plurality of detection sensor, and is a plurality of detection sensor is annular array and distributes.
Further, the pressurizing pipe is a funnel-shaped pipeline with a larger upper opening diameter and a smaller lower opening diameter.
Furthermore, the inside of the connecting pipe is fixedly connected with a first support frame, and one side of the first support frame is fixedly connected with an electromagnet.
Further, the inboard fixedly connected with sealing ring and the second support frame of pressurization pipe, the inside of second support frame is run through and swing joint has sealed post, the top fixedly connected with iron plate of sealed post, iron plate and electromagnet looks adaptation.
Furthermore, one side fixedly connected with spring of sealed post, the top fixedly connected with second support frame of spring.
Furthermore, one side of the upper end of the connecting pipe is movably connected with a connecting ring, the inner side of the connecting ring is movably connected with a water supply pipe, and the connecting ring is matched with the water supply pipe.
Further, go up the last fixed surface of jar body and be connected with a plurality of mounting panels, it is a plurality of the mounting panel is annular array and distributes.
(III) advantageous effects
The invention has the following beneficial effects:
1. according to the invention, the detector is matched with the plurality of detection sensors at the bottom end of the detector, so that whether high temperature exists in multiple directions of the area can be detected, the high temperature exists in the area can be positioned, the second gear can be driven to be matched with the tooth grooves through the second motor, so that the lower tank body can rotate, the connecting pipe can be fixedly supported through the fixing frame, the screw rod is driven to be matched with the first gear through the first motor, so that the spray head can swing up and down, the hose can be connected with the pressure pipe and the connecting pipe, so that water is introduced, the introduced water can be pressurized through the pressure pipe, so that the spray distance of the water is farther, and the spray head can quickly position a high temperature source through rotation and up-down swing.
2. According to the invention, the electromagnet can be fixed through the first support frame, the sealing column can be supported through the second support frame, and the electromagnet is matched with the iron plate, so that the sealing column can be pulled upwards after the pressure of the spring is overcome, and the sealing column is disconnected from the sealing ring for matching, so that the flow of water can be realized, and the water can be sprayed to a high-temperature source to realize fire extinguishing.
3. According to the invention, the connecting ring is matched with the water supply pipe, so that the connection between the connecting pipe and the water supply pipe can be realized, the communication of an external water source is further realized, and the installation of the upper tank body can be realized through the plurality of installation plates.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a first schematic cross-sectional perspective view of the inventive structure;
FIG. 3 is a second schematic cross-sectional perspective view of the inventive structure;
FIG. 4 is an enlarged view of the structure of region A in FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of the structure of region B in FIG. 2 according to the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 3 illustrating the structure of the region C according to the present invention;
FIG. 7 is an enlarged view of the structure of region D in FIG. 3 according to the present invention.
Reference numerals: 1. feeding the tank body; 2. a connecting pipe; 3. a hose; 4. a spray head; 5. a tank body is arranged; 6. a first gear; 7. a first motor; 8. a screw; 9. a fixed mount; 10. a tooth socket; 11. a second motor; 12. a second gear; 13. a detector; 14. a detection sensor; 15. a pressurizing pipe; 16. a first support frame; 17. an electromagnet; 18. a seal ring; 19. a second support frame; 20. sealing the column; 21. an iron plate; 22. a spring; 23. a connecting ring; 24. a water supply pipe; 25. and (7) mounting the plate.
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.
Example 1
Referring to fig. 2, 4 and 5, an environment-friendly wood structure building automatic fire fighting device comprises an upper tank body 1, a connecting pipe 2 is fixedly connected inside the upper tank body 1, one end of the connecting pipe 2 is fixedly connected with a pressure pipe 15, the bottom end of the pressure pipe 15 is fixedly connected with a hose 3, the pressure pipe 15 is a funnel-shaped pipe with a large upper end opening diameter and a small lower end opening diameter, the bottom end of the upper tank body 1 is movably connected with a lower tank body 5, one side of the lower tank body 5 is provided with a through hole, the inside of the through hole is movably connected with a nozzle 4, the other end of the hose 3 is fixedly connected with the nozzle 4, the inside of the lower tank body 5 is movably connected with a first gear 6, one side of the nozzle 4 is fixedly connected with the first gear 6, the inner side of the lower tank body 5 is fixedly provided with a first motor 7, one end of an output shaft of the first motor 7 is fixedly connected with a screw rod 8, and one side of the screw rod 8 is matched with the first gear 6, one side fixedly connected with mount 9 of connecting pipe 2, go up jar body 1's inside bottom and seted up tooth's socket 10, the inboard fixed mounting of the lower jar of body 5 has second motor 11, the output shaft one end fixedly connected with second gear 12 of second motor 11, one side and the tooth's socket 10 looks adaptation of second gear 12, the bottom swing joint of the lower jar of body 5 has detector 13, detector 13's bottom fixed mounting has a plurality of detection sensor 14, a plurality of detection sensor 14 are the annular array and distribute.
In this embodiment, thereby it has the high temperature to detect a plurality of directions in the area to locate whether through a plurality of detection sensor 14 looks adaptations of detector 13 rather than the bottom and exist, and fix a position it, can drive second gear 12 and tooth's socket 10 looks adaptation through second motor 11, thereby can make down jar body 5 take place to rotate, can carry out fixed stay to connecting pipe 2 through mount 9, drive screw rod 8 and first gear 6 looks adaptation through first motor 7, thereby can make shower nozzle 4 luffing motion, can be connected with pressurized tube 15 and connecting pipe 2 through hose 3, thereby realize the diversion, can pressurize the water that introduces through pressurized tube 15, thereby make its jet distance farther, through rotatory and luffing motion, thereby can make shower nozzle 4 fix a position the high temperature source fast.
Example 2
Referring to fig. 3 and 6, the present embodiment is further optimized based on embodiment 1, specifically, a first supporting frame 16 is fixedly connected inside the connecting pipe 2, and an electromagnet 17 is fixedly connected to one side of the first supporting frame 16.
Specifically, a sealing ring 18 and a second supporting frame 19 are fixedly connected to the inner side of the pressurizing pipe 15, a sealing column 20 penetrates through and is movably connected to the inside of the second supporting frame 19, an iron plate 21 is fixedly connected to the top end of the sealing column 20, and the iron plate 21 is matched with the electromagnet 17.
Specifically, one side of the sealing column 20 is fixedly connected with a spring 22, and the top end of the spring 22 is fixedly connected with a second supporting frame 19.
In this embodiment, can fix electro-magnet 17 through first support frame 16, can support sealed post 20 through second support frame 19, thereby can upwards stimulate sealed post 20 after overcoming the pressure of spring 22 through electro-magnet 17 and iron plate 21 looks adaptation, make it and sealing ring 18 disconnection adaptation to can realize the flow of water, thereby can make water spray to the high temperature source, realize putting out a fire.
Example 3
Referring to fig. 1 and 7, the present embodiment is optimized based on the embodiment 1 or 2, specifically, a connection ring 23 is movably connected to one side of the upper end of the connection pipe 2, a water supply pipe 24 is movably connected to the inner side of the connection ring 23, and the connection ring 23 is adapted to the water supply pipe 24.
Specifically, the upper surface of the upper tank body 1 is fixedly connected with a plurality of mounting plates 25, and the mounting plates 25 are distributed in an annular array.
In this embodiment, the connection between the connection pipe 2 and the water supply pipe 24 can be realized by adapting the connection ring 23 to the water supply pipe 24, so as to realize the communication between an external water source, and the installation of the upper tank body 1 can be realized by the plurality of installation plates 25.
In summary, the following steps: the invention can detect whether high temperature exists in multiple directions of the area by the matching of the detector 13 and the multiple detection sensors 14 at the bottom end of the detector, and position the high temperature, can drive the second gear 12 to be matched with the tooth space 10 by the second motor 11, so that the lower tank body 5 can rotate, can fixedly support the connecting pipe 2 by the fixing frame 9, drive the screw 8 to be matched with the first gear 6 by the first motor 7, so that the spray head 4 can swing up and down, can be connected with the pressure pipe 15 and the connecting pipe 2 by the hose 3, so as to realize water diversion, can pressurize the introduced water by the pressure pipe 15, so that the spray distance is farther, can quickly position the high temperature source by the spray head 4 by rotating and swinging up and down, and can fix the electromagnet 17 by the first support frame 16, can support sealed post 20 through second support frame 19, thereby can be overcoming spring 22's pressure backward to pulling sealed post 20 through electro-magnet 17 and iron plate 21 looks adaptation, make it and sealing ring 18 disconnection adaptation, thereby can realize the flow of water, thereby can make water spray to the high temperature source, realize putting out a fire, through go-between 23 and delivery pipe 24 looks adaptation, thereby can realize being connected of connecting pipe 2 and delivery pipe 24, and then realize the intercommunication at external water source, can realize the installation of the upper tank body 1 through a plurality of mounting panels 25.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be covered by the scope of the present invention.

Claims (7)

1. The utility model provides an automatic fire control unit of environment-friendly timber structure building, includes jar body (1), its characterized in that: the inner part of the upper tank body (1) is fixedly connected with a connecting pipe (2), one end of the connecting pipe (2) is fixedly connected with a pressure pipe (15), the bottom of the pressure pipe (15) is fixedly connected with a hose (3), the bottom of the upper tank body (1) is movably connected with a lower tank body (5), one side of the lower tank body (5) is provided with a through hole, the inner part of the through hole is movably connected with a spray head (4), the other end of the hose (3) is fixedly connected with the spray head (4), the inner part of the lower tank body (5) is movably connected with a first gear (6), one side of the spray head (4) is fixedly connected with the first gear (6), the inner side of the lower tank body (5) is fixedly provided with a first motor (7), one end of an output shaft of the first motor (7) is fixedly connected with a screw rod (8), one side of the screw rod (8) is matched with the first gear (6), one side fixedly connected with mount (9) of connecting pipe (2), tooth's socket (10) have been seted up to the inside bottom of the upper tank body (1), the inboard fixed mounting of the lower tank body (5) has second motor (11), output shaft one end fixedly connected with second gear (12) of second motor (11), one side and tooth's socket (10) looks adaptation of second gear (12), the bottom swing joint of the lower tank body (5) has detector (13), the bottom fixed mounting of detector (13) has a plurality of detection sensor (14), and is a plurality of detection sensor (14) are the annular array and distribute.
2. The environment-friendly wood structure building automatic fire fighting device according to claim 1, characterized in that: the pressurizing pipe (15) is a funnel-shaped pipeline with a large upper end opening diameter and a small lower end opening diameter.
3. The environment-friendly wood structure building automatic fire fighting device according to claim 1, characterized in that: the inner part of the connecting pipe (2) is fixedly connected with a first support frame (16), and one side of the first support frame (16) is fixedly connected with an electromagnet (17).
4. The environment-friendly wood structure building automatic fire fighting device according to claim 1, characterized in that: the inboard fixedly connected with sealing ring (18) and second support frame (19) of forcing pipe (15), the inside of second support frame (19) is run through and swing joint has sealed post (20), the top fixedly connected with iron plate (21) of sealed post (20), iron plate (21) and electro-magnet (17) looks adaptation.
5. The environment-friendly wood structure building automatic fire fighting device according to claim 4, characterized in that: one side fixedly connected with spring (22) of sealed post (20), the top fixedly connected with second support frame (19) of spring (22).
6. The environment-friendly wood structure building automatic fire fighting device according to claim 1, characterized in that: one side of the upper end of the connecting pipe (2) is movably connected with a connecting ring (23), the inner side of the connecting ring (23) is movably connected with a water supply pipe (24), and the connecting ring (23) is matched with the water supply pipe (24).
7. The environment-friendly wood structure building automatic fire fighting device according to claim 1, characterized in that: go up the last fixed surface of jar body (1) and be connected with a plurality of mounting panels (25), it is a plurality of mounting panel (25) are the annular array and distribute.
CN202111354518.1A 2021-11-16 2021-11-16 Automatic fire control unit of environment-friendly timber structure building Pending CN113926124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111354518.1A CN113926124A (en) 2021-11-16 2021-11-16 Automatic fire control unit of environment-friendly timber structure building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111354518.1A CN113926124A (en) 2021-11-16 2021-11-16 Automatic fire control unit of environment-friendly timber structure building

Publications (1)

Publication Number Publication Date
CN113926124A true CN113926124A (en) 2022-01-14

Family

ID=79286748

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111354518.1A Pending CN113926124A (en) 2021-11-16 2021-11-16 Automatic fire control unit of environment-friendly timber structure building

Country Status (1)

Country Link
CN (1) CN113926124A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115607873A (en) * 2022-10-12 2023-01-17 山东深博建筑工程有限公司 Automatic water spraying device for building fire fighting

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2619132A1 (en) * 1976-04-30 1977-11-10 Albach & Co FIRE MONITOR
CN203227235U (en) * 2013-05-13 2013-10-09 北京京通利德科技有限公司 Homing water-praying fire-extinguishing device
CN204745443U (en) * 2015-05-29 2015-11-11 南安市天安消防设备有限公司 Automatic orientation of double jet multi -mode big gun of putting out a fire
CN107982836A (en) * 2017-11-09 2018-05-04 高邮市盛鑫消防科技有限公司 A kind of double end high efficiency fire-fighting lance easy to combination
CN208741800U (en) * 2018-06-12 2019-04-16 上海锦泰新能源环保有限公司 A kind of fire water-supply drainage arrangement
CN209696131U (en) * 2019-03-05 2019-11-29 郑州青松机电设备有限公司 Automatically track positioning water mists ejecting extinguishing device
CN211410817U (en) * 2019-11-28 2020-09-04 浙江恒胜消防设备有限公司 Fire hose coupling of quick installation
CN113144486A (en) * 2021-05-26 2021-07-23 南京福尔利自动化技术有限公司 Automatic fire hazard positioner of fire gun based on infrared thermal imagery

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2619132A1 (en) * 1976-04-30 1977-11-10 Albach & Co FIRE MONITOR
CN203227235U (en) * 2013-05-13 2013-10-09 北京京通利德科技有限公司 Homing water-praying fire-extinguishing device
CN204745443U (en) * 2015-05-29 2015-11-11 南安市天安消防设备有限公司 Automatic orientation of double jet multi -mode big gun of putting out a fire
CN107982836A (en) * 2017-11-09 2018-05-04 高邮市盛鑫消防科技有限公司 A kind of double end high efficiency fire-fighting lance easy to combination
CN208741800U (en) * 2018-06-12 2019-04-16 上海锦泰新能源环保有限公司 A kind of fire water-supply drainage arrangement
CN209696131U (en) * 2019-03-05 2019-11-29 郑州青松机电设备有限公司 Automatically track positioning water mists ejecting extinguishing device
CN211410817U (en) * 2019-11-28 2020-09-04 浙江恒胜消防设备有限公司 Fire hose coupling of quick installation
CN113144486A (en) * 2021-05-26 2021-07-23 南京福尔利自动化技术有限公司 Automatic fire hazard positioner of fire gun based on infrared thermal imagery

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115607873A (en) * 2022-10-12 2023-01-17 山东深博建筑工程有限公司 Automatic water spraying device for building fire fighting

Similar Documents

Publication Publication Date Title
CN113926124A (en) Automatic fire control unit of environment-friendly timber structure building
CN110176122A (en) A kind of multi-functional monitor alarm for fire accident
CN205434770U (en) Jet -type fire -extinguishing device with automatic tracking and positioning functions
CN102631759A (en) Large-indoor-space automatic fire extinguishing system using two-stage drive mechanism
CN201239452Y (en) Mechanism for realizing control function of fire-fighting gun atomizing angle
CN212001546U (en) Automatic cleaning system for environment-friendly prefabricated pump station
CN211436752U (en) Spray head for concrete sprayer
CN211752051U (en) Liquid carbon dioxide or liquid nitrogen remote jet gun fire extinguishing device
CN214690191U (en) Fire control unmanned aerial vehicle that can work night
CN111959790A (en) Flying device for spraying and control method thereof
CN214074821U (en) Fire extinguishing device capable of automatically measuring and controlling fire
CN212082734U (en) Pressure seal detection equipment of fire-fighting lance
CN220598589U (en) Fire hydrant for security protection
CN212621284U (en) Small-sized spray device for detecting water resistance of house exterior window
CN210198187U (en) Vertical type fluid cooling tower spray pipe convenient to clean
CN202442846U (en) Sprinkling test device for building external eave doors and windows
CN212738511U (en) Flying device for spraying
CN211863656U (en) Water cannon adjusting mechanism for automatic tracking and positioning jet fire extinguishing device
CN211134397U (en) Rotary spray head suitable for storage tank cleaning
CN220002828U (en) Suspension type automatic water mist fire extinguishing device
CN111111063A (en) Special fire monitor for compressed air foam
CN217936764U (en) Full-automatic sprinkling irrigation device with wide coverage
CN213398392U (en) Low multiple foam extinguishing agent on-site detection device
CN110736586A (en) curtain wall water tightness detection spraying system
CN219038282U (en) Outdoor device for water drenching test

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: 210003 No. 200, Zhongshan North Road, Gulou District, Nanjing City, Jiangsu Province

Applicant after: Nanjing University of Technology Architectural Design and Research Institute Co.,Ltd.

Address before: 210003 No. 200, Zhongshan North Road, Gulou District, Nanjing City, Jiangsu Province

Applicant before: Institute of architectural design and research Nanjing University of Technology

CB02 Change of applicant information
RJ01 Rejection of invention patent application after publication

Application publication date: 20220114

RJ01 Rejection of invention patent application after publication