WO2020051972A1 - Système intelligent de protection contre l'incendie - Google Patents

Système intelligent de protection contre l'incendie Download PDF

Info

Publication number
WO2020051972A1
WO2020051972A1 PCT/CN2018/110801 CN2018110801W WO2020051972A1 WO 2020051972 A1 WO2020051972 A1 WO 2020051972A1 CN 2018110801 W CN2018110801 W CN 2018110801W WO 2020051972 A1 WO2020051972 A1 WO 2020051972A1
Authority
WO
WIPO (PCT)
Prior art keywords
fire
valve body
switch
valve
fire extinguishing
Prior art date
Application number
PCT/CN2018/110801
Other languages
English (en)
Chinese (zh)
Inventor
于志敏
齐亮
许滨
Original Assignee
陕西安益消防科技有限公司
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 陕西安益消防科技有限公司 filed Critical 陕西安益消防科技有限公司
Publication of WO2020051972A1 publication Critical patent/WO2020051972A1/fr

Links

Classifications

    • 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
    • A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
    • A62C13/62—Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container
    • A62C13/64—Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container the extinguishing material being released by means of a valve
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
    • A62C35/023—Permanently-installed equipment with containers for delivering the extinguishing substance the extinguishing material being expelled by compressed gas, taken from storage tanks, or by generating a pressure gas
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/58—Pipe-line systems
    • A62C35/68—Details, e.g. of pipes or valve systems
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment

Definitions

  • the invention belongs to the field of fire safety and relates to an intelligent fire protection system.
  • the fire extinguishers (dry powder fire extinguishers, carbon dioxide fire extinguishers, etc.) equipped with them have a limited capacity. When the fire is large, the fire extinguishers are not enough;
  • Inert gas can cause suffocation of personnel, and it should not be used as fire extinguishing in the cabin;
  • Existing fire extinguishing systems such as water sprinkler fire extinguishing systems, water spray fire extinguishing systems, gas fire extinguishing systems, foam fire extinguishing systems, water mist fire extinguishing systems and aerosol fire extinguishing systems, as well as various fire extinguishers, need to be manually turned on or firefighters Hand-held fire extinguishers are used to extinguish a fire.
  • the time interval from the fire alarm to the start of the fire is often long, and the best time to extinguish the fire in the early stage of the fire is lost.
  • Container valves are widely used in the field of fire fighting.
  • Container valves are installed on various types of fire extinguishing devices such as water-based extinguishing devices, dry powder fire extinguishing devices, foam fire extinguishing devices, gas fire extinguishing devices, etc.
  • fire extinguishing devices such as water-based extinguishing devices, dry powder fire extinguishing devices, foam fire extinguishing devices, gas fire extinguishing devices, etc.
  • the present invention provides an intelligent fire protection system that can be used in various fields.
  • the structure design is simple and reasonable, and the fire alarm, real-time video observation on site, and control of the activation of fire extinguishing equipment are intelligent.
  • the fire-prevention container valve of the present invention is installed on the fire-extinguishing agent storage device (bottle), which plays a role of sealing the fire-extinguishing agent, and also has a start-up function, which can put the fire-extinguishing agent The fire extinguishing medium in the storage device (bottle) is released, which is convenient to control.
  • It has the characteristics of simple structure, small size, light weight, and rapid startup. It has the function of sealing the fire extinguishing medium, inflating and pressurizing the storage device, and The pressure detection function and the opening and releasing of the extinguishing medium can meet With demand for fire apparatus, using a wide range, and has broad application prospects.
  • the above-mentioned intelligent fire protection system includes an intelligent terminal, a video monitoring device, a startup control device, and a prefabricated fire extinguishing device; the intelligent terminal is electrically connected to the video monitoring device and the startup control device, respectively; the startup control device and the prefabrication Fire extinguishing device is electrically connected; the prefabricated fire extinguishing device includes a pressure storage cylinder, a fire container valve installed at the bottle mouth of the pressure storage cylinder, and a sprinkler connected to the fire container valve through a pipeline; the fire container valve
  • the valve body comprises a valve body, a pipe joint, an inflatable nozzle, a suction pipe and a valve core body; the valve body is provided with a valve core assembly cavity and a valve body vent hole in order from the tail end to the head end surface; one end of the pipe connector extends into the valve Inside the body, the other end protruding from the outside of the valve body is connected to the nozzle of the prefabricated fire extinguishing device through a pipeline; the
  • the pressure sensor is matched and installed on the outer wall of the valve body corresponding to the valve body vent hole, and is in communication with the valve body vent hole;
  • the valve body is provided with a sealing thread hole from the cavity bottom of the valve core assembly cavity toward the head end surface of the valve body, and a gasket is provided from the end of the sealing thread hole toward the head end surface of the valve body.
  • Mounting groove; the valve body vent hole is opened from the middle of the groove bottom of the gasket mounting groove to the head end surface of the valve body;
  • the sealing assembly includes a sealing nut, a sealing gasket, and a spacer; the sealing nut is matchedly installed in the sealing thread hole; the sealing gasket is matchedly installed in the gasket installation groove and is sealed by the sealing nut Compression; the spacer is matched and installed inside the end channel of the valve body ventilation hole, and the opening direction of the spacer matches with the end of the pipe joint that projects into the valve body;
  • the outer wall of the tail end of the valve core body is sealedly connected to the inner cavity wall of the valve core assembly cavity, and the head end of the valve core body moves through the spacer into the seal nut;
  • the valve core body is also provided with a generator mounting hole from the tail end toward the head end surface.
  • the generator mounting hole is in communication with the valve core vent hole, and the generator mounting hole is also matched with a fire extinguishing gas. Device.
  • the intelligent fire protection system wherein the intelligent terminal includes an ECU central processor and a power circuit, a wireless network video module, a wireless data module, a communication module, a signal control module, and a data storage module electrically connected to the ECU central processor. Open flame fire induction circuit, fire extinguishing circuit and alarm;
  • the ECU central processor uses a single chip computer, which is grounded through a ground port, and is connected to an ECU self-test indicator L0 through a self-test interface; the ECU self-test indicator L0 is connected to an external power source of + 12V;
  • the power circuit includes a DC voltage regulator, a backup power source, and a DC booster; a power input terminal of the DC voltage regulator is connected to a + 12V power source, and a power output terminal is respectively connected to the ECU central processor and the backup power source;
  • the backup power source includes an ECU backup power source and an ignition backup power source; power input terminals of the ECU backup power source and the ignition backup power source are connected to a power output terminal of the DC voltage regulator, and a power output terminal of the ECU backup power source is connected to the ECU center;
  • One of the power supply ports of the processor, the power output end of the ignition standby power supply is connected to the power input end of the DC booster; the power output end of the DC booster is connected to the other end power supply port of the ECU central processor ;
  • the open flame fire sensing circuit is composed of an ultraviolet sensor, a manual reset switch K1, and a first alarm light L1 connection;
  • the ultraviolet sensor is composed of a diode D1, a resistor R1, and a switch K2 connection;
  • the resistor R1 and the switch K2 are connected in parallel and in parallel One end is connected to the cathode end of the diode D1, and the anode end of the diode D1 is connected to the ECU central processor;
  • the other end of the parallel body of the resistor R1 and the switch K2 is connected to one end of the manual reset switch K1;
  • the manual reset The other end of the switch K1 is divided into two paths, one is connected to the ECU central processor, the other is connected to the first warning light L1 and connected to the ECU central processor through the first warning light L1;
  • the fire extinguishing circuit is composed of a fire extinguishing delay switch K6, a fire extinguishing current limiting resistor R2, a fire extinguishing manual control switch K7, and the fire extinguishing gas generator connection; the fire extinguishing delay switch K6 uses a 3S delay switch; the fire extinguishing gas occurs
  • the fire-extinguishing current-limiting resistor R2 is divided into two ways and connected to the fire-extinguishing delay switch K6 respectively.
  • the alarm device and the first alarm light L1 are combined into an external sound and light alarm, and the alarm device and the second alarm light L2 are combined into an internal sound and light alarm.
  • the intelligent fire protection system wherein the intelligent terminal further includes a GPS module, a high temperature alarm circuit, a high temperature start circuit, a collision alarm, and an escape device electrically connected to the ECU central processor;
  • the high temperature alarm circuit is composed of a first temperature switch K3 and a second alarm light L2; one end of the first temperature switch K3 is connected to the ECU central processor, and the other end is connected to the second alarm light L2 and passes through the first Two alarm lights L2 are connected to the ECU central processor;
  • the high-temperature starting circuit is composed of a second temperature switch K4, a high-temperature manual control switch K5, and a high-temperature gas generator connection; one end of the high-temperature gas generator is connected to the ECU central processor, and the other end is divided into two circuits, one of which is connected to the circuit.
  • a second temperature switch K4 is connected to the ECU central processor through the second temperature switch K4, and the other is connected to the high temperature manual control switch K5 and connected to the ECU central processor through the high temperature manual control switch K5. ;
  • the escape circuit of the escape device is composed of an escape delay switch K8, an escape current limiting resistor R3, an escape manual control switch K9, and a window breaker; the escape delay switch K8 uses a 6-second delay switch; the window breaker It is a pair in parallel and one end is connected to the ECU central processor and the other end is connected to one end of the escape current limiting resistor R3; the other end of the escape current limiting resistor is divided into two ways to connect the escape delay switch K8 and the escape respectively
  • the manual control switch K9 is connected to the ECU central processor through the escape delay switch K8 and the escape manual control switch K9.
  • the intelligent fire protection system wherein the intelligent terminal further includes a wired network video module, a smoke sensing circuit, and a gas solenoid valve electrically connected to the ECU central processor; the smoke sensing circuit is manually reset by a smoke sensor and a smoke switch K10 and smoke alarm indicator L3 are connected; the smoke sensor is composed of switch K11, diode D2 and resistor R4; the switch K11 and resistor R4 are connected in parallel and one end of the parallel body is connected to the cathode end of the diode D2, The other end of the parallel body of the switch K11 and the resistor R4 is connected to one end of the smoke manual reset switch K10; the other end of the smoke manual reset switch K10 is divided into two and one is connected to the ECU central processor and the other is connected to the smoke alarm
  • the indicator light L3 is connected to the ECU central processor through the smoke alarm indicator light L3.
  • the video monitoring device comprises a wireless or wired network camera installed in an area, a computer and a smartphone for monitoring the condition of the area; and the wireless or wired network camera, between the computer and the smartphone Communication via wireless network connection;
  • startup control device One end of the startup control device is connected to the smart terminal by a cable, and the other end is connected to the prefabricated fire extinguishing device by a cable; the startup control device is equipped with a fire start switch, an escape start switch, a fire release switch, and an escape release. Switch, zone fire start switch, power indicator, ECU normal indicator, ECU fault indicator and zone fire indicator.
  • the fire fighting container valve further includes a lancet; a tail end of the lancet is matched and installed in a terminal channel of the generator installation hole, and a head end extends into the valve core vent hole.
  • the intelligent fire protection system wherein the outer wall of the tail end of the fire-extinguishing gas generator and the inner hole wall of the installation hole of the generator are sealedly connected by a third O-ring;
  • the valve core body is a shaft-type valve core structure, and a sealing ring installation groove is also provided on the outer circumferential surface of the tail end; a second O-shaped sealing ring is matchedly installed in the sealing ring installation groove, and the tail of the valve body is The outer peripheral surface of the end and the inner cavity wall of the valve core assembly cavity are sealedly connected by the second O-shaped sealing ring; the valve core body is provided with a tapered shape in the axial direction from the end of the generator mounting hole. A hole, the valve core vent hole is axially opened from the end of the tapered hole;
  • the valve body is a shaft-type valve body structure, and an outer peripheral surface of a head end is provided with a connecting external thread and matched with the fire extinguishing agent storage device through the connecting external thread; and the outer peripheral surface of the head end of the valve body and A first O-shaped sealing ring is also installed between the fire extinguishing agent storage devices; the valve body is also provided with a valve cover mounting thread on the outer circumferential surface of the tail end, and a valve cover is installed through the valve cover mounting thread to match; A vent is provided through the center of the bottom of the cover; the vent is axially aligned with the tail end of the fire-extinguishing gas generator; the valve body is provided with a section of suction pipe in the axial direction from the end of the valve body vent hole.
  • a threaded hole, the threaded hole of the straw penetrates the head end of the valve body in the axial direction; the straw is matchedly installed in the threaded hole of the straw.
  • the intelligent fire protection system of the present invention has a reasonable structural design and can meet the needs of various fields.
  • the fire alarm, on-site real-time video observation, and control of the start of fire-extinguishing equipment are intelligent, visualized, localized, and wirelessly networked. Alert the driver, equipment administrator, and family members, and transmit the real-time video of the fire scene to the video surveillance device or smart phone through the wireless network, so that relevant personnel understand the fire situation, so that further fire fighting actions can be taken.
  • the structure of the fire container valve of the intelligent fire protection system of the present invention is simple and reasonable in structure design, and has the function of sealing the fire extinguishing medium, inflating and pressurizing the storage device, pressure detecting the storage device, and the function of opening and releasing the fire extinguishing medium.
  • the widely used fire extinguishing gas generator on the vehicle as the power unit makes the container valve small in size, light in weight, and quick to start.
  • Using the fire extinguishing device of the present invention can be seamlessly connected to the vehicle, and the fire extinguishing device can be remotely implemented. Control and networking, to meet the needs of different fire protection devices, is a fire container valve with broad application prospects.
  • FIG. 1 is a schematic structural connection diagram of an intelligent fire protection system according to Embodiment 1 of the present invention.
  • FIG. 2 is a connection principle diagram of the intelligent terminal of the intelligent fire protection system according to Embodiment 1 of the present invention.
  • FIG. 3 is a schematic structural diagram of a startup control device for an intelligent fire protection system according to Embodiment 1 of the present invention.
  • FIG. 4 is a structural connection diagram of an intelligent fire protection system according to Embodiment 2 of the present invention.
  • FIG. 5 is a connection principle diagram of an intelligent terminal of an intelligent fire protection system according to Embodiment 2 of the present invention.
  • FIG. 6 is a schematic structural diagram of a fire container valve according to the present invention.
  • FIG. 7 is a sectional view of a valve body of a fire protection container valve according to the present invention.
  • Fig. 8 is a sectional view of a valve body of a fire protection container valve according to the present invention.
  • FIG. 9 is a cross-sectional view of a sealing nut of a fire protection container valve according to the present invention.
  • FIG. 10 is a right side view of a sealing nut of a fire container valve of the present invention.
  • FIG. 11 is a front view of a spacer of a fire container valve according to the present invention.
  • Fig. 12 is a left side view of the spacer of the fire container valve of the present invention.
  • Inflatable nozzle mounting grooves 4219. Sensor mounting grooves, 4221. Seal nuts, 4222. Gaskets, 4223. Spacers, 4271. Seal ring mounting grooves, 4272. Generator mounting holes , 4273. Taper hole, 4274. Spool vent, 4275. Third O-ring, 42161. Vent, 42181. Inflatable channel, 42191. Sensor vent, 42711. Second O-ring.
  • the intelligent fire protection system of Embodiment 1 of the present invention is mainly applied to transportation equipment, and includes an intelligent terminal 1, a video monitoring device 2, a start-up control device 3, and a prefabricated fire extinguishing device 4.
  • the smart terminal 1 includes an ECU central processor 101 and a power supply circuit 102, a wireless network video module 103, a wireless data module 104, a GPS module 105, a communication module 106, and a signal, which are electrically connected to the ECU central processor 101.
  • the ECU central processor 101 uses a single-chip microcomputer, and has built-in A / D converters, serial communication interfaces, timers, and memory and other functional circuits. It is responsible for all control and monitoring of the intelligent terminal 1. It is also used to detect the fire induced by sensors. The signals are processed to determine the fire area, and the alarm in the corresponding area is controlled to emit sound and light alarm signals. At the same time, the prefabricated fire extinguishing device 4 and the escape device 114 in the relevant area are turned on. Among them, the ECU central processor 101 is grounded through the ground port.
  • the ECU self-inspection indicator L0 is connected to the self-test interface; the ECU self-inspection indicator L0 is connected to + 12V external power.
  • the ECU central processing unit 101 starts normally, and the ECU self-inspection indicator L0 lights up in green.
  • the ECU central processor 101 starts abnormally, and the ECU self-test indicator L0 lights up red.
  • the power circuit 102 includes a DC voltage regulator 1021, a backup power source 1022, and a DC booster 1023.
  • the power input terminal of the DC voltage regulator 1021 is connected to a + 12V power supply, and the power output terminals are respectively connected to the ECU central processor 101 and the standby power source 1022;
  • the DC voltage regulator 1021 is used to stabilize the entire internal electrical device (ECU) internal electrical It can output 5V voltage to the ECU central processor 101 for normal operation and use, and output 12V voltage to charge the backup power source 1022.
  • the backup power source 1022 includes an ECU backup power source and an ignition backup power source; the power input terminals of the ECU backup power source and the ignition backup power source are connected to the power output terminal of the DC voltage stabilizer 1021, and the power output terminal of the ECU backup power source is connected to the ECU central processor; One of the power supply ports, the power output end of the ignition backup power supply is connected to the power input end of the DC booster 1023. After the external power supply is damaged or the power supply line is disconnected, the ECU backup power uses the energy stored in the capacitor to store energy to the driver. (ECU) Power supply for more than 10 seconds, so that the ECU central processor 101 can still work normally when the main power supply is lost, and ensure the fire escape function of the prefabricated fire extinguishing device 4.
  • the power output terminal of the DC booster 1023 is connected to the power supply port of the other end of the ECU central processor 101.
  • the DC booster 1023 is used to increase the DC 12V provided by the power supply to 36V, which is used to reduce the electric current. All of the gas generators and window breakers of the prefabricated fire extinguishing device 4 work.
  • One end of the wireless network video module 103 is connected to the ECU central processor 101, which can convert the video screen image into an electrical signal and a wireless network signal, and the electrical signal is directly sent to the video monitoring device 2 for monitoring personnel to observe the situation in the area; the wireless The network signal can send video to the video monitoring device 2 (that is, on the screen of the computer 22 or to the smart phone 23 below) to remind the relevant monitoring personnel of the real-time image of the monitored area.
  • the wireless data module 104 uses a mature, stable, advanced operating system, database, network protocol, middleware and other software platforms such as: 3G ⁇ GPRS ⁇ CDMA, etc., and processes all signals of "smart terminal 1" and the monitoring center to 3G ⁇ GPRS ⁇ CDMA data.
  • the GPS module 105 uses a system such as "GPS” or Beidou, and uses the GIS geographic information system as a platform to determine the position and operating status of the monitored object.
  • the communication module 106 adopts mature communication technology, and transmits all video, operation control, alarm, "GPS" and other signals between the intelligent terminal 1 and the monitoring center.
  • the signal control module 107 converts the start-up control device 3 into a touch screen mode, and is used on the video monitoring device 2 (hereinafter, the computer 22 screen and the smartphone 23). The function is the same as the start-up control device 3.
  • the signal control module 107 uses wireless In the control mode, the start-up control device 3 adopts a wired control mode, and can all realize related control start-up functions such as fire alarm, fire extinguishing and escape.
  • the data storage module 108 can store all the information in the running process on a fixed or mobile storage device, and can call the relevant information content in the future.
  • the open flame fire sensing circuit 109 is composed of an ultraviolet sensor 1091, a manual reset switch K1, and a first alarm light L1 connection, and is used for collecting fire signals.
  • the ultraviolet sensor 1091 is composed of a diode D1, a resistor R1, and a switch K2 connected; the resistor R1 and the switch K2 are connected in parallel and one end of the parallel body is connected to the cathode of the diode D1, and the anode of the diode D1 is connected to the ECU central processor 101; the resistor R1 and The other end of the parallel body of the switch K2 is connected to one end of a manual reset switch K1; the other end of the manual reset switch K1 is divided into two paths, one is connected to the ECU central processor 101, and the other is connected to the first alarm light L1 and connected to the first alarm light L1 through ECU central processor 101.
  • the signal output terminal of the UV sensor 1091 is closed, and the electric signal is transmitted to the ECU central processor 101, and at the same time, the first alarm light L1 blinks and the buzzer 115 sounds; when an alarm occurs, the personnel judges after observation
  • the manual reset switch can be pressed to disarm the fire alarm. At this time, the prefabricated fire extinguishing device 4 will be reset to the initial state.
  • the high temperature alarm circuit 110 is composed of a first temperature switch K3 and a second alarm light L2 for collecting high temperature signals. Among them, one end of the first temperature switch K3 is connected to the ECU central processor 101 and the other end is connected to a second alarm light L2. It is connected to the ECU central processing unit 101 through the second warning light L2. When the ambient temperature exceeds the temperature of the first temperature switch K3, the signal output terminal of the first temperature switch K3 is closed, the electric signal is transmitted to the ECU central processor 101, and the second alarm light L2 is started to flash and buzz at the same time.
  • Device 115 beeps.
  • the high-temperature starting circuit 111 is composed of a second temperature switch K4, a high-temperature manual control switch K5, and a high-temperature gas generator 1111.
  • the high-temperature gas generator 1111 is connected to the ECU central processor 101 at one end. One end is divided into two, and one is connected to the second temperature switch K4 and connected to the ECU central processor 101 through the second temperature switch K4, and the other is connected to the high temperature manual control switch K5 and connected to the ECU central processor 101 through the high temperature manual control switch K5. .
  • the signal output terminal of the second temperature switch K4 is closed, and the electric signal is transmitted to the ECU central processor 101.
  • the ECU central processor 101 issues a fire start instruction, it starts The prefabricated fire extinguishing device 4 performs fire extinguishing.
  • the fire extinguishing circuit 113 is composed of a fire extinguishing delay switch K6, a fire extinguishing current limiting resistor R2, a fire extinguishing manual control switch K7, and a fire extinguishing gas generator 1131.
  • the fire extinguishing delay switch K6 uses a 3S time delay switch.
  • the fire extinguishing gas generator 1131 is a parallel pair and one end of the parallel body is connected to the ECU central processor 101, and the other end is connected to one end of the fire extinguishing current limiting resistor R2; the other end of the fire extinguishing current limiting resistor R2 is divided into two ways to respectively connect the fire extinguishing delay switch K6 and the fire extinguishing manual control.
  • Switch K7 and connect to the ECU central processor 101 through the fire-extinguishing delay switch K6 and the fire-extinguishing manual control switch K7.
  • the DC booster 1023 increases the voltage to 36V, high voltage is formed at the front end of the fire extinguishing delay switch K6 and the fire extinguishing manual control switch K7. At this time, the fire extinguishing delay switch K6 is automatically closed after a delay of 3 seconds. The current passes the fire extinguishing current limiting resistor R2 and outputs a current of 12A-1.75A to Fire extinguishing gas generator 1131.
  • fire extinguishing gas generator 1131 When fire extinguishing gas generator 1131 is energized to generate a large amount of gas, the prefabricated fire extinguishing device 4 is activated, and the fire extinguishing agent is released to the relevant sprinkler to extinguish the fire.
  • the fire-fighting circuit 113 is equipped with a fire-fighting manual control switch K7. When a fire occurs, there is no need to wait for a delay of 3 seconds. A person manually presses the fire-fighting manual control switch K7. At this time, the current passes the fire-fighting current limiting resistor R2 and outputs 12A-1.75A. The current is supplied to the fire extinguishing gas generator 1131. When the fire extinguishing gas generator 1131 is energized to generate a large amount of gas, the prefabricated fire extinguishing device 4 is activated, and the fire extinguishing agent is released to extinguish the fire.
  • the escape circuit of the escape device 114 is composed of an escape delay switch K8, an escape current limiting resistor R3, an escape manual control switch K9, and a window breaker 1141.
  • the escape delay switch K8 uses a 6-second delay switch. Among them, the broken window
  • the device 1141 is a parallel pair and one end of the parallel body is connected to the ECU central processing unit 101 and the other end is connected to one end of the escape current limiting resistor R3.
  • the other end of the escape current limiting resistor R3 is divided into two ways to connect the escape delay switch K8 and the escape manual.
  • the control switch K9 is connected to the ECU central processor 101 through the escape delay switch K8 and the escape manual control switch K9.
  • the DC booster 1023 increased the voltage to 36V, and a high voltage was formed at the front end of the escape manual control switch K9 and the escape delay switch K8.
  • the current passes the escape current limiting resistor R3 and outputs a current of 12A-1.75A to the window breaker 1141.
  • the window breaker 1141 After the window breaker 1141 is powered, it works and crashes into the window glass through the internal striker to break it. To complete the window breaking action. Under special circumstances, the person fails to press the manual control switch K8 of the window breaker 1141 in time.
  • the escape delay switch K8 is automatically closed after a delay of 6 seconds.
  • the current passes the escape current limiting resistor R3 and outputs a current of 12A-1.75A to the breaker.
  • the window breaker 1141 and the window breaker 1141 work when they are powered on and smash them into the window glass through an internal firing pin to complete the window breaking action.
  • the buzzer 115 and the first alarm light L1 are combined into an external sound and light alarm 116, and the buzzer 115 and the second alarm light L2 are combined into an internal sound and light alarm 117.
  • the video surveillance device 2 is composed of a wireless or wired network camera 21 installed in the area, a computer 22 for monitoring the condition of the area, and a smartphone 23 equipped with an intelligent fire protection system (IFS) APP; the wireless or wired network camera 21
  • IFS intelligent fire protection system
  • the computer 22 and the smart phone 23 communicate via a wireless network connection.
  • the start-up control device 3 is connected to the smart terminal 1 through a cable, and the other end is connected to the prefabricated fire extinguishing device 4 through a cable.
  • the start-up control device 3 is equipped with a fire-extinguishing start switch, an escape start switch, Fire release switch, escape release switch, zone fire start switch, power indicator, ECU normal indicator, ECU fault indicator and zone fire indicator, all switches have protective covers.
  • the prefabricated fire extinguishing device 4 includes a pressure storage cylinder 41 installed in different areas of the vehicle, a fire container valve 42 installed at the bottle mouth of the pressure storage cylinder 41, and a plurality of nozzles 43 (arranged on the top of the vehicle) connected to the fire container valve 42 through a pipeline. And the bottom of the compartment).
  • the fire container valve 42 of the prefabricated fire extinguishing device 4 in the intelligent fire protection system of the present invention includes a valve body 421, a seal assembly 422, a pipe joint 423, an inflation nozzle 424, a pressure sensor 425, and a suction pipe 426. , The spool body 427 and the lancet 428.
  • the valve body 421 is a shaft-type valve body structure, and a spool assembly cavity 4211 is provided in the axial direction from the tail end surface (that is, from the tail end to the head end surface).
  • a section is formed in the axial direction from the bottom of the cavity of the spool assembly cavity 4211.
  • a sealing thread hole 4212 is provided with a section of gasket mounting groove 4213 in the axial direction from the end of the sealing thread hole 4212, and a valve body vent hole 4214 is provided in the axial direction from the middle of the groove bottom of the gasket mounting groove 4213.
  • the valve body vent hole The end of 4214 is provided with a section of straw threaded hole 4215 in the axial direction.
  • the straw threaded hole 4215 axially penetrates the head end of the valve body 421.
  • the outer circumference of the head end of the valve body 421 (that is, the circumference corresponding to the straw threaded hole 4215).
  • a surface is provided with a connecting external thread, which is matched and connected with the fire extinguishing agent storage device through the connecting external thread; and a first O-shaped sealing ring 4210 is installed between the outer wall of the head end of the valve body 421 and the fire extinguishing agent storage device.
  • the valve body 421 is provided with a bonnet mounting thread on the outer wall of the tail end, and a valve cover 4216 is installed through the valve cover mounting thread to match, and a vent port 42161 is opened through the center of the bottom of the valve cover;
  • the tail end is also provided with a pipe joint installation hole 4217 in the radial direction;
  • the valve body 421 is provided with an inflation nozzle installation groove 4218 and a sensor installation groove 4219 in the radial direction on opposite sides of the corresponding circumferential surface of the valve body vent hole 4214;
  • the nozzle installation groove 4218 is provided with an inflation hole 42181 in a radial direction from the bottom of the groove and communicates with the valve body ventilation hole 4214 through the inflation hole 42181.
  • the sensor installation groove 4219 has a sensor ventilation hole 42191 in a radial direction from the groove bottom and passes through the sensor ventilation hole. 42191 is in communication with the valve body vent hole 4214.
  • the sealing assembly 422 is installed between the valve body 421 and the valve core body 427, and includes a sealing nut 4221, a sealing gasket 4222, and a spacer 4223.
  • the sealing nut 4221 matches the sealing threaded hole of the valve body 421.
  • the sealing washer 4222 is matchedly installed in the washer mounting groove 4213 and is axially compressed by the sealing nut 4221.
  • the spacer 4223 is matched and installed inside the end channel of the valve body vent hole 4214.
  • the spacer 4223 When it is a C-type thin-wall structure and is installed in the valve body 421, the opening direction of the C-type is aligned with the end of the pipe joint 423 protruding into the inside of the valve body 421, so that the fire extinguishing medium can be smoothly ejected through the pipe joint 423.
  • One end of the pipe joint 423 is connected to the pipe joint mounting hole 4217 of the valve body 421, and the other end extends out of the valve body 421 and is connected to the nozzle 43 through a pipeline.
  • the inflatable nozzle 424 is matched and installed in the inflatable nozzle mounting groove 4218.
  • the pressure sensor 425 is matchedly installed in the sensor mounting groove 4219.
  • suction pipe 426 extends into the valve body 421, that is, the suction pipe threaded hole 4215 is connected to the valve body 421, and the other end extends into the pressure storage cylinder 41.
  • the spool body 427 is also a shaft-type spool structure and is matched and installed on the inside of the valve body 421.
  • the tail end of the spool body 427 is sealed and installed in the spool assembly cavity 4211 of the valve body 421.
  • the head end moves through the spacer 4223 to enter the seal.
  • the outer wall of the tail end of the valve body 427 is provided with a sealing ring mounting groove 4271 along the circumference and a second O-shaped sealing ring 42711 is installed in the sealing ring mounting groove 4271 in a matching manner.
  • the inner cavity wall of the valve core assembly cavity 4211 of 421 is sealedly connected by a second O-shaped sealing ring 42711.
  • the spool body 427 is provided with a generator mounting hole 4272 in the axial direction from the tail end surface (that is, from the tail end to the head end surface direction), and a tapered hole 4273 is provided in the axial direction from the end of the generator mounting hole 4272.
  • the end of the hole 4273 is provided with a valve core vent hole 4274 along the axial direction; the valve core vent hole 4274 is in communication with the valve body vent hole 4214 of the valve body 421.
  • the tail end of the lancet 428 is matched and installed in the end channel of the generator mounting hole 4272 of the valve core body 427, and the head end passes through the tapered hole 4273 to fit into the valve core vent hole 4274.
  • the fire extinguishing gas generator 1131 uses a miniature gas generator, which is matched and installed in the generator mounting hole 4272 of the valve core body 427. Among them, the tail end of the fire extinguishing gas generator 1131 is axially aligned with the valve cover of the valve body 421. The vent port 42161 of 4216 is matched and aligned; a third O-ring seal 4275 is also installed between the outer circumferential surface of the tail end of the fire suppression gas generator 1131 and the inner hole wall of the generator mounting hole 4272 of the valve body 427.
  • a closed space is formed between the valve body 421 and the valve body 427 through the second O-shaped sealing ring 42711 to ensure that the fire extinguishing medium will not be released from the gap between the valve body 427 and the valve body 421; when the fire gas generator 1131 After the power is turned on, a large amount of nitrogen gas will be generated at the head end.
  • the nitrogen gas generates a certain pressure in the closed space, pushing the lancet 428 toward the sealing gasket 4222, piercing the sealing gasket 4222, and releasing the fire extinguishing medium.
  • Another way is not to install a barbed needle 428 in the end hole of the generator mounting hole 4272 of the valve core body 427.
  • the first temperature switch K3 of the high-temperature alarm circuit 110 installed on the transportation equipment is closed, and the electric signal is transmitted to the intelligent terminal 1 and the internal sound and light alarm. 117.
  • the internal audible and visual alarm 117 emits continuous flashing lights and fire alarm sounds to remind the driver of a fire in the compartment;
  • the signal circuit on the collision alarm 112 installed in the transportation equipment is closed, and the electric signal is transmitted to the intelligent terminal 1 and the internal sound and light alarm 117, and the internal sound and light alarm 117 emits continuous flashing. Lights and fire alarm sounds to remind the driver of a fire in the compartment;
  • the intelligent terminal 1 After receiving the fire, high temperature or collision signal from the open fire fire induction circuit 109, the high temperature alarm circuit 110 or the collision alarm 112, the intelligent terminal 1 converts the fire signal into a wireless signal and sends it to the computer 22 of the dispatch center and used for On the monitored smart phone 23, the fire alarm signal will also appear on the screens of the computer 22 and smart phone 23, and the location of the transportation equipment where the fire occurred and the specific transportation equipment can be locked according to the GPS module 109.
  • the video monitoring device 2 of the transportation equipment can check the fire situation through the wireless or wired network camera 21 inside.
  • the intelligent terminal 1 After receiving the fire, high temperature or collision signal from the open flame fire induction circuit 109 or the high temperature alarm circuit 110, the intelligent terminal 1 determines the area where the fire occurred by the internal ECU central processor 101, and sends electricity to the startup control device 3. Signal, start the "zone fire extinguishing indicator" on the control device 3 will flash to remind the driver which area has a fire. At this time, the driver can make the following choices:
  • the escape device 114 in the area will also be activated after a certain time delay. Without opening the escape channel, the driver can press the "escape release switch" to release the work of the escape system, which belongs to the "semi-automatic control" mode.
  • the driver can directly press the "fire start switch” and “escape start switch” on the start control device 3 to start the prefabricated fire extinguishing device 4 and the escape device 114; or by the intelligent terminal 1 Start prefabricated fire extinguishing device 4 and escape device 114 on their own initiative to carry out fire extinguishing and open personnel escape channels.
  • the above functions can be implemented by wireless network signals on the computer 22 of the vehicle dispatch center and the smart phone 23 for monitoring by the monitoring personnel, and a seamlessly linked fire control system is realized.
  • the intelligent fire protection system according to Embodiment 2 of the present invention is mainly used in buildings and fixed places, and includes an intelligent terminal 1, a video monitoring device 2, a startup control device 3, and a prefabricated fire extinguishing device 4.
  • the smart terminal 1 is installed in the monitoring room of the building (facility); the start-up control device 3 is installed in the monitoring room of the building (facility).
  • the intelligent terminal 1 includes an ECU central processor 101 and a power supply circuit 102 (which has the same structure as the power supply circuit 102 in the first embodiment), which is electrically connected to the ECU central processor 101.
  • Network video module 103 (same structure as wireless network video module 103 in Embodiment 1), wired network video module 104, wireless data module 105 (same structure as wireless data module 104 in Embodiment 1), communication module 106 (same as The communication module 106 in the first embodiment has the same structure), the signal control module 107 (the same structure as the signal control module 107 in the first embodiment), the data storage module 108 (the same structure as the data storage module 108 in the first embodiment), Open fire induction circuit 109 (same structure as the open fire induction circuit 109 in Embodiment 1 and also has an ultraviolet sensor 1091), smoke induction circuit 110, fire extinguishing circuit 111 (same structure as the fire extinguishing circuit 113 in Embodiment 1), gas Solenoid valve 112 (installed on the gas line) and buzzer 113.
  • the communication module 106 in the first embodiment has the same structure
  • the signal control module 107 the same structure as the signal control module 107 in the
  • the smoke sensing circuit 110 is composed of a smoke sensor 1101, a smoke manual reset switch K10, and a smoke alarm indicator L3.
  • the ultraviolet sensor 1091 and the smoke sensor 1101 are installed in a building (facility) in sub-areas.
  • the smoke sensor 1101 is composed of a switch K11, a diode D2, and a resistor R4 connected.
  • the switch K11 and the resistor R4 are connected in parallel and one end of the parallel body is connected to the cathode end of the diode D2 and the other end is connected to one end of the smoke manual reset switch K10; the other end of the smoke manual reset switch K10 is divided into two paths and one is connected to the ECU central processor 101, and the other
  • the smoke alarm indicator L3 is connected all the way and connected to the ECU central processor 101 through the smoke alarm indicator L3.
  • the buzzer 113 and the smoke alarm indicator L3 are combined into an audible and visual alarm 114, and the audible and visual alarm 114 is installed in an easily visible place outside the building (facility).
  • the video surveillance device 2 includes a wired network camera 21 installed inside the building (facility), a computer 22 installed in the monitoring room for monitoring the status of the area, and a smartphone 23 installed in the monitoring room and equipped with an intelligent fire protection system (IFS) APP. And wireless network camera 24 and other equipment installed inside the building (facility).
  • a wired network camera 21 installed inside the building (facility)
  • a computer 22 installed in the monitoring room for monitoring the status of the area
  • a smartphone 23 installed in the monitoring room and equipped with an intelligent fire protection system (IFS) APP.
  • IFS intelligent fire protection system
  • wireless network camera 24 and other equipment installed inside the building (facility).
  • the startup control device 3 and the prefabricated fire extinguishing device 4 of Embodiment 2 of the present invention are basically the same as the startup control device 3 and the prefabricated fire extinguishing device 4 of Embodiment 1 of the present invention.
  • Embodiment 2 of the present invention that is the same as that in Embodiment 1 will not be repeated here.
  • the ultraviolet flame sensor 1091 or the smoke sensor 1101 will close the signal circuit when it detects smoke or an open flame, and the electrical signal is sent to the sound and light alarm through the cable.
  • the alarm 114, the audible and visual alarm 114 then emits continuous flashing lights and fire alarm sounds to alert relevant personnel to the occurrence of a fire; and through the intelligent terminal 1, the fire signal is sent to the computer 22 screen or the smart phone 23 in the monitoring room Remind relevant personnel which areas are in fire; the wireless network camera 24 and wired network camera 21 will also transmit the real-time scene through smart terminal 1 to the computer 22 screen or smart phone 23 in the monitoring room. You can observe the specific situation of the fire to determine fire suppression measures.
  • the intelligent terminal 1 After receiving the electric signal from the ultraviolet flame sensor 1091 or the smoke sensor 1101, the intelligent terminal 1 determines the area where the fire occurs by the internal ECU central processor 101, and sends an electric signal to the startup control device 3 to start the control device.
  • the “zone fire extinguishing indicator” on 3 will flash to remind the monitors which areas have fire. At this time, the monitors can make the following choices:
  • the monitoring staff can press the "zone fire start switch" in the area to activate the prefabricated fire extinguishing device 4 in the area to extinguish the fire. It is a "manual control” method; the monitoring personnel can also perform non-intervention. After the intelligent terminal 1 automatically determines the fire area, it automatically starts the prefabricated fire extinguishing device 4 in the area to extinguish the fire. This is an intelligent automatic control method.
  • the intelligent terminal gives an electrical signal to the gas solenoid valve in the event of a fire, and the gas solenoid valve 112 is closed to automatically cut off the gas supply.
  • start-up control device 3 When a fire occurs, the start-up control device 3 will automatically cut off the power supply after starting as required to prevent leakage or electrical fire of the electrical equipment.
  • All of the above functions can be implemented by wireless (wired) network signals on the computer 22 and smart phone 23 in the monitoring room by the monitoring staff to achieve seamless fire control.
  • the structure design of the invention is simple and reasonable.
  • the fire alarm, on-site real-time video observation, and control of the activation of fire extinguishing equipment are intelligentized, visualized, localized, and wirelessly networked.
  • the driver and equipment administrator are automatically notified.
  • the fire container valve is installed in the fire extinguisher storage device (Bottle), which plays the role of sealing the fire extinguishing agent, and also has a starting function, which can release the fire extinguishing medium in the fire extinguishing agent storage device (bottle), which is convenient to control, has a simple structure, small size, light weight, and rapid startup.
  • It has the function of sealing the fire extinguishing medium, inflating and pressurizing the storage device, detecting the pressure of the storage device, and opening and releasing the fire extinguishing medium. It can meet the needs of different fire extinguishing devices, has a wide range of applications, and has broad application prospects.

Landscapes

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

Abstract

Système intelligent de protection contre l'incendie, comprenant un terminal intelligent (1), un dispositif de surveillance vidéo (2), un dispositif de commande de démarrage (3) et un dispositif d'extinction d'incendie préconfiguré (4). Le terminal intelligent (1) est connecté électriquement et séparément au dispositif de surveillance vidéo (2) et au dispositif de commande de démarrage (3). Le dispositif de commande de démarrage (3) est électriquement connecté au dispositif d'extinction d'incendie préconfiguré (4). Le dispositif d'extinction d'incendie préconfiguré (4) comprend un cylindre en acier de stockage sous pression (41), une valve de récipient de protection contre l'incendie (42) installée au niveau de l'embouchure du cylindre d'acier de stockage sous pression (41) et une buse (43), reliée à la valve du récipient de protection contre l'incendie (42) au moyen d'un tuyau. La valve du récipient de protection contre l'incendie (42) comprend un corps de valve (421), un joint de tuyau (423), un orifice d'entrée pour l'admission d'air (424), un tuyau d'aspiration (426) et un boisseau (427). La solution est de conception simple et rationnelle en terme de structure, et permet une alarme incendie, une observation vidéo en temps réel sur site et une commande de démarrage d'un dispositif d'extinction d'incendie intelligentes, visibles, orientables et en réseau sans fil. La valve du récipient de protection contre l'incendie de la solution est simple en termes de structure, de petite taille, d'un poids faible, peut démarrer rapidement, peut satisfaire aux exigences pour différents dispositifs de protection contre l'incendie, peut être largement appliquée et présente de larges perspectives d'utilisation.
PCT/CN2018/110801 2018-09-11 2018-10-18 Système intelligent de protection contre l'incendie WO2020051972A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811055462.8 2018-09-11
CN201811055462.8A CN109289135B (zh) 2018-09-11 2018-09-11 一种智能消防系统

Publications (1)

Publication Number Publication Date
WO2020051972A1 true WO2020051972A1 (fr) 2020-03-19

Family

ID=65166437

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/110801 WO2020051972A1 (fr) 2018-09-11 2018-10-18 Système intelligent de protection contre l'incendie

Country Status (3)

Country Link
CN (1) CN109289135B (fr)
DE (1) DE202019104981U1 (fr)
WO (1) WO2020051972A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110251870A (zh) * 2019-07-18 2019-09-20 安徽安瑞德自动化科技有限公司 一种贮压式灭火装置及其灭火方法
CN110937259A (zh) * 2019-12-13 2020-03-31 江苏德大石化科技有限公司 一种外浮顶原油储罐密封空间防爆安全系统装置
CN111195407A (zh) * 2020-01-15 2020-05-26 重庆特斯联智慧科技股份有限公司 一种消防预警方法和系统
CN114826830B (zh) * 2022-04-28 2023-07-25 浙江中辰城市应急服务管理有限公司 一种智能安消一体化网关
CN115970184B (zh) * 2022-12-07 2023-10-27 深圳天益建设工程有限公司 一种具有破窗结构的多功能楼宇消防灭火装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205198748U (zh) * 2015-11-25 2016-05-04 陕西安益机电有限公司 车辆灭火逃生系统
CN206063594U (zh) * 2016-09-12 2017-04-05 北京利达海鑫灭火系统设备有限公司 电爆型远程启动探火管式灭火装置
CN106964096A (zh) * 2017-04-17 2017-07-21 陕西安益机电有限公司 一种建筑预制式智能消防系统以及灭火方法
CN107042005A (zh) * 2017-04-17 2017-08-15 陕西安益机电有限公司 一种车辆预制式智能消防系统以及灭火方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105268132A (zh) * 2015-11-25 2016-01-27 陕西安益机电有限公司 车辆灭火逃生系统
CN205612907U (zh) * 2016-04-19 2016-10-05 四川天微电子有限责任公司 一种电启动式粉末灭火剂喷撒器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205198748U (zh) * 2015-11-25 2016-05-04 陕西安益机电有限公司 车辆灭火逃生系统
CN206063594U (zh) * 2016-09-12 2017-04-05 北京利达海鑫灭火系统设备有限公司 电爆型远程启动探火管式灭火装置
CN106964096A (zh) * 2017-04-17 2017-07-21 陕西安益机电有限公司 一种建筑预制式智能消防系统以及灭火方法
CN107042005A (zh) * 2017-04-17 2017-08-15 陕西安益机电有限公司 一种车辆预制式智能消防系统以及灭火方法

Also Published As

Publication number Publication date
CN109289135A (zh) 2019-02-01
DE202019104981U1 (de) 2019-09-16
CN109289135B (zh) 2019-09-27

Similar Documents

Publication Publication Date Title
WO2020051972A1 (fr) Système intelligent de protection contre l'incendie
CN106924911A (zh) 一种舰船用智能消防系统以及灭火方法
CN104784847A (zh) 一种电池箱专用自动灭火装置
CN107042005A (zh) 一种车辆预制式智能消防系统以及灭火方法
CN213555021U (zh) 一种锂电池生产线消防系统
CN202086984U (zh) 机车自动灭火装置
CN106964096A (zh) 一种建筑预制式智能消防系统以及灭火方法
CN204543337U (zh) 电池箱专用自动灭火装置
CN102945584A (zh) 面向危险化学品生产领域的智能化消防监控系统
CN208044803U (zh) 一种消防集成监测系统
CN202916938U (zh) 面向危险化学品生产领域的智能化消防监控系统
CN109395302A (zh) 一种智能灭火器管理系统
CN112933494A (zh) 一种运用七氟丙烷气体灭火的联动控制系统及方法
CN107982824B (zh) 一种客车客舱用固定式全氟己酮自动灭火系统
CN111815890A (zh) 带火灾报警监控系统的电传动轨道车
CN1266211A (zh) 消防供水监测系统及控制方法
CN113426057A (zh) 一种智能消防物联网管理系统
CN112642085A (zh) 客车集中式火灾防控系统及防控方法
CN206777639U (zh) 一种车辆预制式智能消防系统
CN115887996A (zh) 电动车辆充电或停放场所的火情监测和消灭的设备及系统
CN210644933U (zh) 一种用于立体停车场消防设备
CN219847911U (zh) 一种轮胎吊电池室用自动灭火装置
CN111991743A (zh) 消防工程用喷淋灭火系统
CN220518031U (zh) 场站级安全监测防护系统、火灾探测报警装置和探测机构
KR101034068B1 (ko) 대중교통시설의 화재 진압 장치

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18933366

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18933366

Country of ref document: EP

Kind code of ref document: A1