CN213244062U

CN213244062U - Intelligent fire fighting device and system

Info

Publication number: CN213244062U
Application number: CN202022722744.8U
Authority: CN
Inventors: 沈涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-05-18
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses an intelligent fire fighting device and system, which comprises an intelligent valve of the Internet of things installed along a pipeline, an intelligent camera and sprayer integrated device arranged at the branch end of the pipeline and a common sprayer, wherein the intelligent camera of the Internet of things thermal imaging on the intelligent camera and sprayer integrated device is arranged in a sprayer installation area; the system is based on the control of the Internet of things and comprises an execution module, a control end module, a mobile terminal APP server and a PC (personal computer) end APP server, wherein the execution module is connected into a common pipeline tap water pipeline system, the execution module is connected with the control end module, and the control end module is connected into a user power supply system. This product can obtain picture and final controlling element's operating condition at every moment, also can prevent the fire control pipeline, and the automatic leak protection of the condition of running water pipeline leaking guarantees the normal condition of fire water, also can set up the form of automatic fire extinguishing, and we just can be in sprouting the conflagration control.

Description

Intelligent fire fighting device and system

Technical Field

The utility model relates to a leak protection thing networking valve device field especially relates to a thing networking intelligence thermal imaging device and system that fail safe nature is high.

Background

Along with the increase of national high-rise residential villas, the fire safety of high-rise residential building is more and more urgent, because China high-rise residential building does not have effectual fire fighting equipment, there is not effectual fire control to go out safety alarm in every family, extinguishing device, the conflagration appears and just burns a string of building, the fire hydrant of stairwell becomes basically to be put, also can't long-range opening, some fire-fighting pipeline water does not know even, leak and also not know, the general condition can only be given the discretion of the conflagration emergence, cause huge loss of lives and property, later stage high-rise residential building installs traditional fire control additional, it is difficult also very big problem to reform transform.

The existing fire-fighting system is not suitable for the development of the society more and more, the existing fire-fighting system is used for passive fire extinguishing, a control device of the whole system is too complex, one part of the control device is aged and does not act, the fire-fighting problem of the whole building can be influenced, after the building is decorated, a plurality of fire-fighting valve strangers can not be found at all, once a fire disaster happens, the water pipe can not be communicated, the background of a fire-fighting monitoring room is complex, the fire-fighting monitoring room needs to be watched for 24 hours, the people on duty are usually not professional, the capacity of fire-fighting installation for handling faults is not high, the fire-fighting system is often aged, and once the fire disaster occurs, the fire-fighting system breaks down, and the consequence is not imagined. Secondary disasters can be caused.

The fire fighting channel is blocked to be an obstacle for fire fighting.

Also, some intelligent fire fighting is only smoke sensing remote monitoring, but is not safe, and if the fire can not be automatically extinguished in the first time, the intelligent fire fighting is not a good fire extinguishing device.

After the existing fire-fighting system is in a fire disaster, the fire-fighting system is in a flood disaster after being opened.

The most fundamental is that the current fire fighting must break down after a fire occurs, or malfunction causes flood.

SUMMERY OF THE UTILITY MODEL

In order to solve the shortcomings existing in the technology, the utility model provides an intelligent fire fighting device and system with high safety and reliability.

In order to solve the technical problem, the utility model discloses a technical scheme is: an intelligent fire fighting device comprises an Internet of things intelligent valve installed along a pipeline, an intelligent camera and sprayer integrated device arranged at a branch end of the pipeline and a common sprayer, wherein an Internet of things thermal imaging intelligent camera on the intelligent camera and sprayer integrated device is arranged in a sprayer installation area; the intelligent valve of the Internet of things comprises a three-wire two-control electric valve and a target type flow switch which are sequentially arranged on a pipeline along the advancing direction of fluid, the pipeline is used for being installed in a main pipeline, the three-wire two-control electric valve and the target type flow switch are connected with devices in a wiring box through connecting wires, and the wiring box comprises an electric leakage air switch, a time relay, an intermediate relay, a rotary self-locking three-gear button switch and a self-locking normally closed button switch; the inlet wire end of the leakage air switch is connected to a 220V power supply, the live wire outlet end of the leakage air switch is connected to the first connecting end of the time relay coil, and the second connecting end of the time relay coil is connected to the zero line outlet end of the leakage air switch through the target type flow switch; the first terminal of the time relay coil is also connected to the first terminal of the intermediate relay coil through the first normally open contact of the time relay, and the second terminal of the intermediate relay coil is connected to the zero line outlet end of the leakage air switch; the first wiring end of the intermediate relay coil is also connected to one end of a normally closed contact of the rotary self-locking three-gear button switch through a first normally open contact of the intermediate relay, and the other end of the normally closed contact of the rotary self-locking three-gear button switch is connected with a closing control line of the three-wire two-control electric valve; the first wiring end of the intermediate relay coil is also connected to one end of a normally open contact of the rotary self-locking three-gear button switch through a second normally open contact of the intermediate relay, and the other end of the normally open contact of the rotary self-locking three-gear button switch is connected with an opening control line of the three-wire two-control electric valve; the common wiring terminal of the three-wire two-control electric valve is connected to the zero line outlet end of the leakage air switch; the second terminal of the intermediate relay coil is also connected to the second terminal of the time relay coil through a third normally open contact of the intermediate relay and a latching normally closed push-button switch which are connected in series.

Further, the wiring box is a transparent wiring box.

Furthermore, the three-wire two-control electric valve adopts a manual and electric integrated electric valve.

Furthermore, the intelligent fire fighting device further comprises two intelligent WIFI wireless switches, namely a first intelligent WIFI wireless circuit breaker and a second intelligent WIFI wireless circuit breaker, the wire inlet ends of the first intelligent WIFI wireless circuit breaker and the second intelligent WIFI wireless circuit breaker are correspondingly connected to the wire outlet end of the electric leakage air switch, the wire outlet end of the first intelligent WIFI wireless circuit breaker is connected to the closing control line of the three-wire two-control electric valve, and the wire outlet end of the second intelligent WIFI wireless circuit breaker is connected to the opening control line of the three-wire two-control electric valve.

Furthermore, the thermal imaging intelligent camera of the Internet of things is a wireless camera which is based on WIFI signal transmission and can set temperature wireless alarm thermal imaging.

Further, integrative device of intelligence shower nozzle collects that intelligence shower nozzle, camera are integrative and intelligent WIFI wireless switch are as an organic whole, and intelligent shower nozzle, intelligent shower nozzle can 360 degrees rotations for miniature high pressure spout.

An intelligent fire fighting system comprises an execution module, a control end module, a mobile terminal APP server and a PC end APP server, wherein the execution module is connected into a common pipeline tap water pipeline system, the execution module is connected with the control end module, the control end module is connected into a user power supply system, the user power supply system respectively supplies power for the control end module, the mobile terminal APP server and the PC end APP server, and the execution module, the control end module, the mobile terminal APP server and the PC end APP server are controlled based on the Internet of things;

the execution module comprises a three-wire two-control electric valve and a target type flow switch, the three-wire two-control electric valve and the target type flow switch are arranged on a pipeline of the intelligent fire fighting device, and two ends of the pipeline are connected into a tap water pipeline system of a common pipeline;

the control end module comprises an electric leakage air switch, a time relay, an intermediate relay, a rotary self-locking three-gear button switch and a self-locking normally closed button switch which are arranged in the wiring box; the inlet wire end of the leakage air switch is connected to a 220V power supply, the live wire outlet end of the leakage air switch is connected to the first connecting end of the time relay coil, and the second connecting end of the time relay coil is connected to the zero line outlet end of the leakage air switch through the target type flow switch; the first terminal of the time relay coil is also connected to the first terminal of the intermediate relay coil through the first normally open contact of the time relay, and the second terminal of the intermediate relay coil is connected to the zero line outlet end of the leakage air switch; the first wiring end of the intermediate relay coil is also connected to one end of a normally closed contact of the rotary self-locking three-gear button switch through a first normally open contact of the intermediate relay, and the other end of the normally closed contact of the rotary self-locking three-gear button switch is connected with a closing control line of the three-wire two-control electric valve; the first wiring end of the intermediate relay coil is also connected to one end of a normally open contact of the rotary self-locking three-gear button switch through a second normally open contact of the intermediate relay, and the other end of the normally open contact of the rotary self-locking three-gear button switch is connected with an opening control line of the three-wire two-control electric valve; the common wiring terminal of the three-wire two-control electric valve is connected to the zero line outlet end of the leakage air switch; the second terminal of the intermediate relay coil is also connected to the second terminal of the time relay coil through a third normally open contact of the intermediate relay and a self-locking normally closed button switch which are connected in series;

the intelligent fire fighting device further comprises two intelligent WIFI wireless switches which are respectively a first intelligent WIFI wireless circuit breaker and a second intelligent WIFI wireless circuit breaker, the wire inlet ends of the first intelligent WIFI wireless circuit breaker and the second intelligent WIFI wireless circuit breaker are correspondingly connected to the wire outlet end of the electric leakage air switch, the wire outlet end of the first intelligent WIFI wireless circuit breaker is connected to the closing control line of the three-wire two-control electric valve, and the wire outlet end of the second intelligent WIFI wireless circuit breaker is connected to the opening control line of the three-wire two-control electric valve.

The utility model discloses an intelligent fire fighting device, which utilizes an Internet of things thermal imaging intelligent camera, when a fire disaster is found, the Internet of things thermal imaging intelligent camera, a camera sensor transmits the temperature to a client mobile phone terminal APP end and a PC terminal APP through a network, a mobile terminal APP server and a PC terminal APP server push messages to a client or an emergency contact on a user, and the user realizes the control of opening/closing a valve through the client; and the system internet of things of heating and natural gas can be closed. The working states of pictures and execution devices are obtained at any time, the automatic leakage prevention of water leakage of fire pipelines and tap water pipelines can be prevented, the normal state of fire-fighting water is ensured, an automatic fire extinguishing mode can be set, and the fire can be controlled in the bud; when the outage, adopt auto-lock normally closed button switch place circuit to form self-locking function, guarantee that the valve remains the off-state throughout when the outage, resume the power supply after, mobile terminal APP server and PC end APP server that reports and transmit for through WIFI thing networking circuit breaker WIFI communication and send to user's customer end and inform the valve state.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an electrical schematic diagram of the present invention.

Fig. 3 is a schematic diagram of the system of the present invention.

In the figure: 1. an electric leakage air switch; 2. a time relay; 3. an intermediate relay; 4. rotating the self-locking three-gear button switch; 5. a self-locking normally closed button switch; 6. a first intelligent WIFI wireless circuit breaker; 7. a second intelligent WIFI wireless circuit breaker; 8. a target type flow switch; 9. a three-wire two-control electric valve; 10. a wiring box; 11. a pipeline; 12. an Internet of things thermal imaging intelligent camera; 13. an intelligent valve of the Internet of things; 14. a mobile terminal APP server; 15. a PC terminal APP server; 16. an intelligent camera shooting and nozzle integrated device; 17. a common nozzle; 18. a common pipeline tap water pipeline system; 19. a user power supply system.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the utility model discloses system's device includes and installs the thing networking smart valve on the trunk line of pipeline along the trunk line, sets up two kinds of shower nozzles at the branch end, and 360 degrees shower nozzle devices of function of making a video recording are taken to the intelligence can provide high-pressure rivers to and ordinary shower nozzle. Thing networking thermal imaging intelligence camera is hot to be installed at shower nozzle installing zone, when discovering the conflagration, thing networking thermal imaging intelligence camera, the camera sensor passes through the network with the temperature and conveys customer cell-phone end APP end and PC end APP, then look over the source that generates heat through cell-phone end APP end and PC end APP, if it is electric generating heat, the customer can close thing networking intelligence electric leakage switch power through cell-phone end APP end and PC end APP, if not generating heat that the power arouses, we can control the integrative device of intelligent camera shower nozzle water spray through cell-phone end APP or PC end APP, open the water source with thing networking smart valve, for the cooling of heat source water spray, and close some powers through cell-phone end APP or PC end APP control thing networking intelligence electric leakage switch simultaneously, inform nearby friend simultaneously. Then with cell-phone end APP or PC end APP when with ordinary shower nozzle, open thing networking smart valve with the picture of thermal imaging smart camera transmission and give the object water spray cooling, can close thing networking smart valve and close the water source when the combustible substance object reaches low temperature.

Cell-phone end APP or PC end APP, can set for the highest 30 degrees of thing networking thermal imaging intelligent camera monitoring object temperature, temperature surpasss 30 degrees cell-phone end APP autoalarms when the monitored area appears, and be in standby state with thing networking intelligent valve, close thing networking intelligence electric leakage switching power supply through cell-phone end APP, also can close the heating installation, the system thing networking of natural gas, and obtain picture and executive device's operating condition at every moment, also can prevent the fire control pipeline, the automatic leak protection of the condition of running water pipeline leakage, guarantee the normal condition of fire water, also can set up the form of automatic fire extinguishing, we just can be in sprouting fire control.

The utility model discloses the intelligence leak protection valving that the type relates includes along the fluid direction of advance sets gradually three-way two accuse electric valve and target formula flow switch on the pipe, and the pipeline is arranged in installing in the main line, and the fluid can be water, oil, gas etc.. Three-wire two accuse electrically operated valve and target formula flow switch all are connected through the device of line in with the wiring case, and the wiring case can set up in the optional position according to the demand, for the condition of looking over electric elements in the wiring case clearly, and the wiring case is transparent wiring case, includes leakage air switch, time relay, auxiliary relay, rotatory auto-lock three fender button switch, auto-lock normally closed button switch in the wiring case.

An electrical schematic diagram of a specific intelligent fire fighting device is shown in fig. 2. The inlet wire end of the leakage air switch is connected to a 220V power supply, the live wire outlet end D1 of the leakage air switch is connected to the first terminal A1 of the time relay coil, and the second terminal A2 of the time relay coil is connected to the zero wire outlet end D2 of the leakage air switch through the target type flow switch; the first terminal A1 of the time relay coil is also connected to the first terminal B1 of the intermediate relay coil through the first normally open contact S1 of the time relay, and the second terminal B2 of the intermediate relay coil is connected to the zero line outlet terminal D2 of the leakage air switch; the first terminal B1 of the intermediate relay coil is also connected to one end of the normally closed contact of the rotary self-locking three-gear button switch through a first normally open contact Z1 of the intermediate relay, and the other end of the normally closed contact of the rotary self-locking three-gear button switch is connected with a closing control line L1 of the three-wire two-control electric valve; the first terminal B1 of the intermediate relay coil is also connected to one end of a normally open contact of a rotary self-locking three-gear button switch through a second normally open contact Z2 of the intermediate relay, and the other end of the normally open contact of the rotary self-locking three-gear button switch is connected with an opening control line L2 of the three-wire two-control electric valve; the common wiring terminal of the three-wire two-control electric valve is connected to a zero line outlet end D2 of the leakage air switch; to achieve the latching function, the second terminal B2 of the intermediate relay coil is also connected to the second terminal a2 of the time relay coil via the third normally open contact Z3 of the intermediate relay and the latching normally closed push button switch in series.

In the embodiment of the patent, the time relay can adopt a 220V/2P/16A-GRT8-B1 time relay, the intermediate relay can adopt a 220V/10A-HH53P intermediate relay, the rotary self-locking three-gear button switch can adopt a 220V/10A-LA38-11 rotary self-locking three-gear button switch, the self-locking normally-closed button switch can adopt a 220V/10A-LA38 self-locking normally-closed button switch, and the target type flow switch can adopt an HFS-20 target type flow switch.

In the specific use process, water leakage is taken as an example for explanation. The pipeline is installed in the main pipeline, a user presets the timing time of the time relay according to the water use habit of the user, for example, ten minutes, and the leakage air switch is closed. When the user used water, there was rivers to pass through in the pipeline, and target formula flow switch can be closed this moment for time relay coil circular telegram, time relay began the timing this moment, if the user closed tap within ten minutes, then target formula flow switch can break off, and then makes time relay coil lose electricity, the zero clearing of timing. If water flow still passes through the water faucet after ten minutes (under the condition that a user closes the water faucet), the water leakage state is determined, the first normally open contact S1 of the time relay is closed, the coil of the intermediate relay is electrified, and then the first normally open contact Z1, the second normally open contact Z2 and the third normally open contact Z3 of the intermediate relay are all closed, so that a closed control loop of the three-wire two-control electric valve forms a passage, the three-wire two-control electric valve is closed, and water flow in a pipeline is cut off. When no water flow exists in the pipeline, the target type flow switch is disconnected, in order to ensure that a closing control loop of the three-wire two-control electric valve forms a passage and ensure the closing action of the three-wire two-control electric valve, a self-locking normally closed button switch is adopted to form a self-locking function, so that the time relay coil can be connected to a zero line outlet end D2 of the leakage air switch through a circuit where the self-locking normally closed button switch is located, and the time relay coil is ensured to be in a power-on state.

When the user finds that the water is cut off, the state of the related pipeline can be checked, the water leakage point can be found out for maintenance,

after maintenance is finished, the opening control loop of the three-wire two-control electric valve can form a passage by operating and rotating the self-locking three-gear button switch, so that the three-wire two-control electric valve is opened. In this embodiment, the three-wire two-control electric valve may also be a manual and electric integrated electric valve, so that a user can open the electric valve by directly operating the electric valve. At the moment, the user can touch the self-locking normally closed button switch to enable the device to recover the automatic control mode.

In order to satisfy user's demand, the utility model relates to an intelligence fire control unit can also include two intelligence WIFI wireless switch, is first intelligence WIFI wireless switch and second intelligence WIFI wireless switch respectively, in this embodiment, intelligence WIFI wireless switch adopts 220V 10A-SONOFF's intelligence WIFI wireless switch. The inlet wire ends of the first intelligent WIFI wireless switch and the second intelligent WIFI wireless switch are correspondingly connected to the outlet wire end of the leakage air switch, the outlet wire end of the first intelligent WIFI wireless switch is connected to the closing control line L1 of the three-wire two-control electric valve, and the outlet wire end of the second intelligent WIFI wireless switch is connected to the opening control line L2 of the three-wire two-control electric valve.

Through the setting of two intelligent WIFI wireless switches, the user can download control APP at mobile terminals such as cell-phones: the intelligent WIFI wireless switch is easy to connect a little so as to control the intelligent WIFI wireless switch, and then the user can conveniently control the intelligent fire fighting device at a mobile terminal such as a mobile phone.

The effectual high-rise dwelling of this patent system, the villa, the important region of mill enterprise does not have fire extinguishing system's problem, also solves the drawback of current fire control, lets every family all can use, goes out after can only catching fire from the past, knows now where I probably catches fire, lets the calamity eliminate in the bud state, what our device can see, the living of accuse, has gone out, intelligent miniaturization, effective protection people's the security of the lives and property.

The above embodiment is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, technical field's technical personnel are in the utility model discloses a change, modification, interpolation or replacement that the technical scheme within range was made, for example foretell water is as the method of the intelligent fire extinguishing systems of the object of putting out a fire, and equally interchangeable is gaseous, and dry powder is done the method of the intelligent fire extinguishing systems of the object of putting out a fire and is all belonged to the protection scope of the utility model.

Claims

1. An intelligent fire fighting device, its characterized in that: the intelligent camera comprises an Internet of things intelligent valve (13) installed along a pipeline (11), an intelligent camera and sprayer integrated device (16) arranged at a branch end of the pipeline (11) and a common sprayer (17), wherein an Internet of things thermal imaging intelligent camera (12) on the intelligent camera and sprayer integrated device (16) is arranged in a sprayer installation area;

the intelligent valve (13) of the Internet of things comprises a three-wire two-control electric valve (9) and a target type flow switch (8) which are sequentially arranged on a pipeline along the advancing direction of fluid, the pipeline (11) is used for being installed in a main pipeline, the three-wire two-control electric valve (9) and the target type flow switch (8) are connected with devices in a wiring box (10) through connecting wires, and the wiring box (10) comprises a leakage air switch (1), a time relay (2), an intermediate relay (3), a rotary self-locking three-gear button switch (4) and a self-locking normally closed button switch (5); the inlet wire end of the leakage air switch (1) is connected to a 220V power supply, the live wire outlet end of the leakage air switch (1) is connected to the first connecting end of the time relay (2) coil, and the second connecting end of the time relay (2) coil is connected to the zero wire outlet end of the leakage air switch (1) through the target type flow switch (8); the first wiring end of the coil of the time relay (2) is also connected to the first wiring end of the coil of the intermediate relay (3) through the first normally open contact of the time relay (2), and the second wiring end of the coil of the intermediate relay (3) is connected to the zero line outlet end of the electric leakage air switch (1); the first wiring end of the coil of the intermediate relay (3) is also connected to one end of a normally closed contact of the rotary self-locking three-gear button switch (4) through a first normally open contact of the intermediate relay (3), and the other end of the normally closed contact of the rotary self-locking three-gear button switch (4) is connected with a closing control line of the three-wire two-control electric valve (9); the first wiring end of the coil of the intermediate relay (3) is also connected to one end of a normally open contact of the rotary self-locking three-gear button switch (4) through a second normally open contact of the intermediate relay (3), and the other end of the normally open contact of the rotary self-locking three-gear button switch (4) is connected with an opening control line of the three-wire two-control electric valve (9); the common wiring terminal of the three-wire two-control electric valve (9) is connected to the zero line outlet end of the leakage air switch (1); the second terminal of the coil of the intermediate relay (3) is also connected to the second terminal of the coil of the time relay (2) through a third normally open contact of the intermediate relay (3) and a self-locking normally closed button switch (5) which are connected in series.

2. The intelligent fire fighting device of claim 1, wherein: the wiring box (10) is a transparent wiring box (10).

3. The intelligent fire fighting device of claim 2, wherein: the three-wire two-control electric valve (9) adopts a manual and electric integrated electric valve.

4. The intelligent fire fighting device of claim 3, wherein: the intelligent fire fighting device further comprises two intelligent WIFI wireless switches which are respectively a first intelligent WIFI wireless circuit breaker (6) and a second intelligent WIFI wireless circuit breaker (7), the wire inlet ends of the first intelligent WIFI wireless circuit breaker (6) and the second intelligent WIFI wireless circuit breaker (7) are correspondingly connected to the wire outlet end of the electric leakage air switch (1), the wire outlet end of the first intelligent WIFI wireless circuit breaker (6) is connected to the closing control line of the three-wire two-control electric valve (9), and the wire outlet end of the second intelligent WIFI wireless circuit breaker (7) is connected to the opening control line of the three-wire two-control electric valve (9).

5. The intelligent fire fighting device of claim 4, wherein: the Internet of things thermal imaging intelligent camera (12) is a wireless camera which is based on WIFI signal transmission and can set temperature wireless alarm thermal imaging.

6. The intelligent fire fighting device of claim 5, wherein: integrative device of intelligence shower nozzle (16) collect intelligent shower nozzle, the camera is integrative and intelligent WIFI wireless switch as an organic whole, and intelligent shower nozzle, intelligent shower nozzle can 360 degrees rotations for miniature high pressure spout.

7. An intelligent fire fighting system, its characterized in that: the system comprises an execution module, a control end module, a mobile terminal APP server (14) and a PC end APP server (15), wherein the execution module is connected into a common pipeline tap water pipeline system (18), the execution module is connected with the control end module, the control end module is connected into a user power supply system (19), the user power supply system (19) respectively supplies power to the control end module, the mobile terminal APP server (14) and the PC end APP server (15), and the execution module, the control end module, the mobile terminal APP server (14) and the PC end APP server (15) are controlled based on the Internet of things;

the execution module comprises a three-wire two-control electric valve (9) and a target type flow switch (8), the three-wire two-control electric valve (9) and the target type flow switch (8) are arranged on a pipeline of the intelligent fire fighting device, and two ends of the pipeline are connected into a common pipeline tap water pipeline system (18);

the control end module comprises a leakage air switch (1), a time relay (2), an intermediate relay (3), a rotary self-locking three-gear button switch (4) and a self-locking normally closed button switch (5) in a wiring box (10); the inlet wire end of the leakage air switch (1) is connected to a 220V power supply, the live wire outlet end of the leakage air switch (1) is connected to the first connecting end of the time relay (2) coil, and the second connecting end of the time relay (2) coil is connected to the zero wire outlet end of the leakage air switch (1) through the target type flow switch (8); the first wiring end of the coil of the time relay (2) is also connected to the first wiring end of the coil of the intermediate relay (3) through the first normally open contact of the time relay (2), and the second wiring end of the coil of the intermediate relay (3) is connected to the zero line outlet end of the electric leakage air switch (1); the first wiring end of the coil of the intermediate relay (3) is also connected to one end of a normally closed contact of the rotary self-locking three-gear button switch (4) through a first normally open contact of the intermediate relay (3), and the other end of the normally closed contact of the rotary self-locking three-gear button switch (4) is connected with a closing control line of the three-wire two-control electric valve (9); the first wiring end of the coil of the intermediate relay (3) is also connected to one end of a normally open contact of the rotary self-locking three-gear button switch (4) through a second normally open contact of the intermediate relay (3), and the other end of the normally open contact of the rotary self-locking three-gear button switch (4) is connected with an opening control line of the three-wire two-control electric valve (9); the common wiring terminal of the three-wire two-control electric valve (9) is connected to the zero line outlet end of the leakage air switch (1); the second terminal of the coil of the intermediate relay (3) is also connected to the second terminal of the coil of the time relay (2) through a third normally open contact of the intermediate relay (3) and a self-locking normally closed button switch (5) which are connected in series;

the intelligent fire fighting device further comprises two intelligent WIFI wireless switches which are respectively a first intelligent WIFI wireless circuit breaker (6) and a second intelligent WIFI wireless circuit breaker (7), the wire inlet ends of the first intelligent WIFI wireless circuit breaker (6) and the second intelligent WIFI wireless circuit breaker (7) are correspondingly connected to the wire outlet end of the electric leakage air switch (1), the wire outlet end of the first intelligent WIFI wireless circuit breaker (6) is connected to the closing control line of the three-wire two-control electric valve (9), and the wire outlet end of the second intelligent WIFI wireless circuit breaker (7) is connected to the opening control line of the three-wire two-control electric valve (9).