CN110124237A - Fire control system - Google Patents
Fire control system Download PDFInfo
- Publication number
- CN110124237A CN110124237A CN201910347134.3A CN201910347134A CN110124237A CN 110124237 A CN110124237 A CN 110124237A CN 201910347134 A CN201910347134 A CN 201910347134A CN 110124237 A CN110124237 A CN 110124237A
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- fire
- output end
- control system
- signal
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- 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
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Fire Alarms (AREA)
Abstract
The present invention relates to technical field of fire control, it is intended to provide fire control system, its key points of the technical solution are that including fire detector, the output end of the fire detector is connected with controller, the output end of the controller is connected with the fire-fighting fire extinguishing mechanism for taking fire-fighting fire extinguishing measure, the output end of the fire detector is also connected with the signal amplification unit for outputting it signal amplification output, and the output end of the signal amplification unit is connected with for carrying out the pretreatment unit handled of putting out a fire in advance.The present invention is suitable for delaying the development of fire behavior, takes fire suppression measures to strive for more times for fire control system.
Description
Technical field
The present invention relates to technical field of fire control, more specifically, it relates to fire control system.
Background technique
After fire control system refers to that fire detector detects fire signal, it can cut off automatically related in alarm region
Air conditioner closes fire resisting damper on pipeline, stops ventilating fan, open exhaust smoke valve in relation to pipeline, related position is automatically closed
Electronic fire resistant doorsets, fire resistance rolling shutter door cut off non-fire power source in order, connect emergency lighting and sign for safe evacuation lamp, stoppage in transit remove
Whole elevators outside Fire lift, and by the controller of control centre, start fire extinguishing system immediately, carries out self-extinguishing.
Existing fire-fighting system mostly uses greatly automatic sprinkler system, fire detector by electric signal transmission to system,
The controller of system could act after receiving electric signal, and control automatic sprinkler system water spray, the controller of system connects
It receives electric signal and needs to expend the regular hour, fire behavior is unable to get rapid control at this time, and fire has usually blazed up, fire combustion
It burns more long, loses more serious.
Summary of the invention
The object of the present invention is to provide fire control systems, when fire occurs, divide electric signal through fire detector
Road is transmitted to controller and pretreatment unit, receives to make in advance in the whole time of electric signal with the controller in system and go out
Fire processing, delays the development of fire behavior, takes fire suppression measures to strive for more times for fire control system, to control fire behavior rapidly
Development, reduce loss.
Above-mentioned technical purpose of the invention has the technical scheme that fire control system, including fire
Fire detector, the output end of the fire detector are connected with controller, and the output end of the controller is connected with for taking
The fire-fighting fire extinguishing mechanism of fire-fighting fire extinguishing measure, it is characterized in that: the output end of the fire detector is also connected with for its is defeated
The signal amplification unit of signal amplification output, the output end of the signal amplification unit are connected with for carrying out at preparatory fire extinguishing out
The pretreatment unit of reason.
The physical quantitys such as smog, heat, the flame for generating burning by using above-mentioned technical proposal, fire detector are converted
Distinguish in input controller and signal amplification unit for electric signal, controller exports control signal to fire-fighting fire extinguishing mechanism, to adopt
Cancel the development of fire-fighting measure control fire behavior；Electric signal amplifies through signal amplification unit and exports to pretreatment unit, to drive
Dynamic pretreatment unit movement, carries out preparatory fire extinguishing processing, is received with the controller in system pre- in the whole time of electric signal
Fire extinguishing processing is first made, the development of fire behavior is delayed, takes fire suppression measures to strive for more times for fire control system, controls rapidly
The development of fire behavior processed reduces loss.
Preferably, the output end of the controller and the signal amplification unit, which is also connected with, is used for transmission and obtains fire
The output end of the signal transmission unit of location information, the signal transmission unit is connected with Cloud Server, to transmit a signal to
On Cloud Server, the Cloud Server is connected with backstage, and the backstage includes storage unit for storing data and for showing
Show the display unit of fire place position.
By using above-mentioned technical proposal, the output signal of signal amplification unit is transmitted to cloud service through signal transmission unit
Device, Cloud Server are connect with backstage, and input signal is compared with pre-stored fire signal in the storage unit on backstage, such as
Fruit is consistent, issues control signal to controller, controller exports control signal to fire-fighting fire extinguishing mechanism, to take fire-fighting fire extinguishing to arrange
Apply the development of control fire behavior；If inconsistent, fire place information is obtained by signal transmission unit, and by data information memory
To the storage unit on backstage, to update storage the data information in unit；And then controller is to the judging result of fire result
More acurrate, reducing fire control system, there is a situation where judge by accident.
Preferably, the signal transmission unit is GPS/GPRS integrated chip, the GPS/GPRS integrated chip
Output end connects the input terminal of the Cloud Server.
By using above-mentioned technical proposal, integrated GPS/GPRS integrated chip will be inputted as remote tracing module
Signal is transmitted to Cloud Server, and input signal is compared with pre-stored fire signal in the storage unit on backstage,
With accurate judgement fire behavior, the development of fire behavior is controlled rapidly.
Preferably, the signal amplification unit includes operational amplifier U, one end of the fire detector through resistance R6 with
The reverse input end of the operational amplifier connects, other end ground connection, the output end of the operational amplifier U and the pretreatment
Device connection.
By using above-mentioned technical proposal, the output signal of fire detector is amplified and is exported by signal amplification unit, with
Make output voltage be enough to drive pretreatment unit, so that pretreatment unit is made fire extinguishing processing in advance, delay the development of fire behavior.
Preferably, the pretreatment unit is electronic fine spray extinguisher, the electricity of the electronic fine spray extinguisher
The switch block that machine passes through for controlling its movement is connect with the output end of the operational amplifier U.
By using above-mentioned technical proposal, the output end output electric signal of operational amplifier U simultaneously controls electricity through switch block
The motor action of dynamic fine spray extinguisher constantly reduces the temperature of combustible, delays fire behavior to carry out water jet fire-extinguishing processing
Development.
Preferably, the switch block is time relay KT1 and transistor VT1, the delay of the time relay KT1
It disconnects in power circuit where normally opened contact KT1-1 is connected to the motor M of the electronic fine spray extinguisher.
By using above-mentioned technical proposal, transistor VT1 controls relay KT1 work, is attracted when relay KT1 is powered
Afterwards, the power circuit conducting where the motor of electronic fine spray extinguisher, to control electronic fine spray extinguisher movement, into
The preparatory fire extinguishing processing of row.
Preferably, the controller is Microcontroller MCS-51.
It by using above-mentioned technical proposal, is controlled using Microcontroller MCS-51, at low cost, programmable, control function
It is powerful, integrated level is high, small in size, good reliability, low-power consumption.
Preferably, the fire detector is heat detector.
By using above-mentioned technical proposal, heat detector is temperature sensitive, shows at different temperature different
Resistance value, sensitivity with higher, operating temperature range is wide, small in size, stability is good, overload capacity is strong, easy to use.
In conclusion the invention has the following advantages:
The fire signal that fire detector will test is converted to electric signal.
In the electric signal input signal amplifying unit of fire detector, signal amplification unit amplifies the electric signal of input simultaneously
It is exported to pretreatment unit, to drive pretreatment unit to act, carries out preparatory fire extinguishing processing, and then pretreatment unit is in system
Controller receives makes fire extinguishing processing in advance in whole time of electric signal, delay the development of fire behavior, be fire control system
It takes fire suppression measures to strive for more times, to control the development of fire behavior rapidly, reduces loss.
Meanwhile the electric signal of fire detector is input in signal transmission unit, the storage list through Cloud Server and backstage
Pre-stored fire signal is compared in member, if unanimously, issuing control signal to controller, controller is to fire-fighting fire extinguishing
Mechanism output control signal, so that fire-fighting fire extinguishing mechanism takes the development of fire-fighting fire extinguishing controlling measurement fire behavior；If inconsistent, lead to
The location information that signal transmission unit obtains fire is crossed, by the storage unit of data information memory to Cloud Server, Jin Ercun
Data information in storage unit is updated, and controller is more acurrate to the judging result of fire result, to reduce fire-fighting control system
There is a situation where judge by accident for system.
Detailed description of the invention
Fig. 1 is the circuit connecting relation schematic diagram of fire control system.
In figure: 1, signal transmission unit；2, Cloud Server；3, backstage；4, storage unit；5, display unit；6, fire-fighting is gone out
Lighter structure.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
It referring to Fig.1, is fire control system disclosed by the invention, including fire detector, the output end of fire detector
It is connected with controller and signal amplification unit, signal amplification unit is used to that the output signal of fire detector to be amplified and be exported,
For controller for receiving, handling signal, the output end of controller is connected with the fire-extinguishing machine for taking fire-fighting fire extinguishing measure
Structure 6, the output end of signal amplification unit are connected with for carrying out the pretreatment unit handled of putting out a fire in advance.
Fire detector is heat detector, and heat detector includes thermo-sensitive resistor RT, and one end of thermo-sensitive resistor RT is through electricity
R1 connection power supply VCC is hindered, other end ground connection is connected with operational amplifier U through resistance R6 between resistance R1 and thermo-sensitive resistor RT, electricity
The negative input of R6 connection operational amplifier U is hindered, the positive input of operational amplifier U is grounded through resistance R5, operation amplifier
The positive input of device U is grounded through resistance R4 and resistance R3, and one end of resistance R3 is through resistance R2 connection power supply VCC, operation amplifier
Output end of the negative input of device U through resistance R7 connection operational amplifier U.
Operational amplifier U1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6 and resistance R7 composition letter
The output signal of thermo-sensitive resistor RT is amplified output by number amplifying unit, and then controller proposes the sensitivity of thermo-sensitive resistor RT
It is high.
The output end of operational amplifier U connects pretreatment unit, and pretreatment unit is electronic fine spray extinguisher, electronic
The switch block that the motor M of fine spray extinguisher passes through for controlling its movement is connect with the output end of operational amplifier U, is switched
Component includes time relay KT1 and transistor VT1.
The output end of operational amplifier U connects power supply VCC, resistance with time relay KT1 through resistance R8, triode VT1
R8 is connect with the base stage of triode VT1, the emitter ground connection of triode VT1, the collector Connection Time relay of triode VT1
Be connected with resistance R9 and capacitor C1 between the base stage and emitter of KT1, triode VT1, resistance R9 and capacitor C1 are in parallel, the time after
The delay of electric appliance KT1 disconnects in power circuit where normally opened contact KT1-1 is connected to the motor M of electronic fine spray extinguisher,
One end motor M of electronic fine spray extinguisher disconnects normally opened contact KT1-1 connection power supply VCC, other end ground connection through delay.
Controller is Microcontroller MCS-51, between the P3.0 pin of Microcontroller MCS-51 and the output end of operational amplifier U
It is also connected with signal transmission unit 1, the P3.6 pin of Microcontroller MCS-51 and the P3.7 pin of Microcontroller MCS-51 are separately connected
There is fire-fighting fire extinguishing mechanism 6, fire-fighting fire extinguishing mechanism 6 is automatic water spraying fire extinguisher structure, extinction using gas mechanism, foam fire-fighting mechanism and does
One of powder fire suppression mechanism etc..
Signal transmission unit 1 is GPS/GPRS integrated chip, the P3.0 pin and GPS/GPRS mono- of Microcontroller MCS-51
Body chip serial communication, the output end of GPS/GPRS integrated chip are wirelessly connected with Cloud Server 2, to transmit a signal to
On Cloud Server 2, Cloud Server 2 is connected with backstage 3, and backstage 3 is including storage unit 4 for storing data and for showing fire
The display unit 5 of calamity place position, storage unit 4 are memory RAM, and display unit 5 is display screen.
Fire-fighting fire extinguishing mechanism 6 can be automatic water spraying fire extinguisher structure, and it is dynamic that automatic water spraying fire extinguisher structure controls the spray pump in it
Make and spray water around, constantly reduces the temperature of combustible.
Fire-fighting fire extinguishing mechanism 6 can be extinction using gas mechanism, valve event of the extinction using gas mechanism controls in it and around
Fire-retardant gas is sprayed, contact of the combustible with oxygen is completely cut off.
Fire-fighting fire extinguishing mechanism 6 can be foam fire-fighting mechanism, foam fire-fighting mechanism control the foam pump in it movement and to
Surrounding sprays flame-retardant foam, completely cuts off contact of the combustible with oxygen.
Fire-fighting fire extinguishing mechanism 6 can be dry-chemical fire extinguishing mechanism, dry-chemical fire extinguishing mechanism control the foam pump in it movement and to
Surrounding sprays flame-retardant foam, completely cuts off contact of the combustible with oxygen.
The implementation principle of the present embodiment are as follows:
Thermo-sensitive resistor RT monitors the temperature conditions in ambient enviroment, and when a fire, the temperature in environment rises, thermo-sensitive resistor
RT detects temperature signal and is converted to electric signal, inputs in Microcontroller MCS-51 and signal amplification unit respectively.
The thermo-sensitive resistor RT electric signal generated is amplified and is exported to triode VT1 by signal amplification unit, makes triode
VT1 conducting, and then time relay KT1 is connected, delay disconnects normally opened contact KT1-1 closure, electronic fine spray extinguisher
Power circuit conducting where motor M, electronic fine spray extinguisher starting, carries out water jet fire-extinguishing processing to ambient enviroment,
The temperature for constantly reducing combustible, delays the development of fire behavior, takes fire suppression measures to strive for more times for fire control system,
To control the development of fire behavior rapidly, loss is reduced.
Meanwhile the output end of signal amplification unit is to 1 input electrical signal of signal transmission unit, through Cloud Server 2 and backstage 3
Storage unit 4 in pre-stored fire signal be compared, if unanimously, by the location information of fire in display unit 5
On show, meanwhile, to Microcontroller MCS-51 issue control signal, Microcontroller MCS-51 to fire-fighting fire extinguishing mechanism 6 export control
Signal processed, so that fire-fighting fire extinguishing mechanism 6 takes the development of fire-fighting fire extinguishing controlling measurement fire behavior；If it is inconsistent, input is believed
It number stores to the storage unit 4 on backstage 3, and obtains the location information of fire by signal transmission unit 1, and then storage unit
Data information in 4 is updated, so that controller is more acurrate to the judging result of fire result, reduces fire control system hair
The case where raw erroneous judgement.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (8)
1. fire control system, including fire detector, the output end of the fire detector is connected with controller, the control
The output end of device is connected with the fire-fighting fire extinguishing mechanism (6) for taking fire-fighting fire extinguishing measure, it is characterized in that: the fire detector
Output end be also connected with for output it signal amplification output signal amplification unit, the output of the signal amplification unit
End is connected with for carrying out the pretreatment unit handled of putting out a fire in advance.
2. fire control system according to claim 1, it is characterized in that: the controller and the signal amplification unit
Output end is also connected with the signal transmission unit (1) for being used for transmission and obtaining fire place information, the signal transmission unit (1)
Output end be connected with Cloud Server (2), to transmit a signal on Cloud Server (2), after the Cloud Server (2) is connected with
Platform (3), the backstage (3) include storage unit (4) for storing data and the display list for showing fire place position
First (5).
3. fire control system according to claim 2, it is characterized in that: the signal transmission unit (1) is GPS/GPRS
Integrated chip, the output end of the GPS/GPRS integrated chip connect the input terminal of the Cloud Server (2).
4. fire control system according to claim 1, it is characterized in that: the signal amplification unit includes operational amplifier
One end of U, the fire detector are connect through resistance R6 with the reverse input end of the operational amplifier, other end ground connection, institute
The output end for stating operational amplifier U is connect with the pretreatment unit.
5. fire control system according to claim 4, it is characterized in that: the pretreatment unit is electronic fine mist fire-fighting
Device, the motor of the electronic fine spray extinguisher pass through the switch block and the operational amplifier U for controlling its movement
Output end connection.
6. fire control system according to claim 5, it is characterized in that: the switch block be time relay KT1 and
The delay of transistor VT1, the time relay KT1 disconnect normally opened contact KT1-1 and are connected to the electronic fine mist fire-fighting dress
Where the motor M set in power circuit.
7. fire control system according to claim 1, it is characterized in that: the controller is Microcontroller MCS-51.
8. fire control system according to claim 1, it is characterized in that: the fire detector is heat detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347134.3A CN110124237B (en) | 2019-04-27 | 2019-04-27 | Fire control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347134.3A CN110124237B (en) | 2019-04-27 | 2019-04-27 | Fire control system |
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| Publication Number | Publication Date |
|---|---|
| CN110124237A true CN110124237A (en) | 2019-08-16 |
| CN110124237B CN110124237B (en) | 2020-10-30 |
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ID=67575282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910347134.3A Active CN110124237B (en) | 2019-04-27 | 2019-04-27 | Fire control system |
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| Country | Link |
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| CN (1) | CN110124237B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110728819A (en) * | 2019-10-21 | 2020-01-24 | 广州市锋安消防工程有限公司 | Fire alarm system |
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| Publication number | Publication date |
|---|---|
| CN110124237B (en) | 2020-10-30 |
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