CN101664588A - Control system of fire water monitor - Google Patents
Control system of fire water monitor Download PDFInfo
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- CN101664588A CN101664588A CN200910192953A CN200910192953A CN101664588A CN 101664588 A CN101664588 A CN 101664588A CN 200910192953 A CN200910192953 A CN 200910192953A CN 200910192953 A CN200910192953 A CN 200910192953A CN 101664588 A CN101664588 A CN 101664588A
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Abstract
The invention discloses a control system of a fire water monitor. The control system comprises a power module, an input module, a microcontroller and an output module, wherein the power module provides power for the whole control system; an output end of the input module is connected to an input end of the microcontroller; an input end of the output module is connected to an output end of the microcontroller and an output end of the output module is connected to an executive component of the fire water monitor; and the input module is provided with a pyroelectricity sensor the front end of which is provided with a narrow band filter through which only the infrared light with the wavelength of 4.06-4.4mu can be transmitted. After the technical scheme is adopted and the system adopts the microcontroller as a central controller, peripheral components are few and failure rate is low, and besides, as the front end of the pyroelectricity sensor is provided with the narrow band filter throughwhich only the infrared light with the wavelength of 4.06-4.4mu can be transmitted, sunlight, thunder and lightning light, electric welding light and other interference sources with the wavelength out of the range of 4.06-4.4mu are filtered out by the narrow band filter, thus ensuring the accuracy of detected flames and improving the working reliability of the system.
Description
Technical field
The present invention relates to fire water monitor, specifically is the control system of fire water monitor.
Background technology
The control system of fire water monitor generally comprises power unit, probe portion, processing section and output, provide working power by power unit for The whole control system, probe portion passes to the processing section with the fire information that detects, carry out analyzing and processing by the processing section, control the work of output control fire water monitor again, put out a fire.
The control system of existing fire water monitor exists following two problems:
One, probe portion generally adopts the infrared induction probe, and there is a large amount of interference sources in the infrared induction probe when work, as sunshine, thunder and lightning light, electric welding light etc., cause the control system misoperation easily, and functional reliability is lower;
Two, the routine processes of processing section adopts PLC mostly, and peripheral cell is many, the fault rate height.
Summary of the invention
The control system that the purpose of this invention is to provide the fire water monitor that a kind of fault rate is lower, functional reliability is higher.
Technical scheme of the present invention is such: the control system of fire water monitor, comprise power module, input module, microcontroller and output module, provide power supply by above-mentioned power module for The whole control system, the output of above-mentioned input module is connected in the input of above-mentioned microcontroller, the input of above-mentioned output module is connected in the output of above-mentioned microcontroller, and the output of above-mentioned output module connects the execution unit of fire water monitor; Above-mentioned input module is provided with pyroelectric sensor, and it can only be the arrowband filter of the infrared light of 4.06-4.4 μ m through wavelength that the front end of this pyroelectric sensor is provided with.
Also comprise pre-amplification circuit, frequency selection circuit and signal processing circuit between the respective input that is connected in above-mentioned pyroelectric sensor and above-mentioned microcontroller successively.
Above-mentioned microcontroller is connected with wireless communication module.
Above-mentioned microcontroller is connected with mailing address and selects module and RS485 communication module.
Above-mentioned microcontroller is connected with encoder interfaces.
Above-mentioned microcontroller is connected with display module.
After adopting technique scheme, the control system of fire water monitor of the present invention, the employing microcontroller is a master controller, and therefore, peripheral cell is less, and fault rate is lower; And the present invention also is provided with at the front end of pyroelectric sensor, and can only to see through wavelength be the arrowband filter of the infrared light of 4.06-4.4um, by this arrowband filter with wavelength not interference sources such as the sunshine in the 4.06-4.4um scope, thunder and lightning light and electric welding light filter out, the accuracy of the flame that assurance detects, the functional reliability of raising system.
Description of drawings
Fig. 1 is a structured flowchart of the present invention;
Fig. 2 is the structured flowchart of alarm circuit among Fig. 1.
The specific embodiment
The control system of fire water monitor of the present invention, as shown in Figure 1 and Figure 2, comprise power supply and charging module 1, microprocessor 2, input module 3, output module 4, wireless communication module 5, mailing address selection module 6,485 communication interfaces 7, encoder interfaces 8, LCD display module 9 and sound light alarming circuit 10.
Microcontroller 2 adopts 32 ARM chips of the ST STM32F101 of company series, has the 64KFlash program storage, and the 3.3V operating voltage has AD and DA translation function, 3 asynchronous serial ports, and the LQFP64 encapsulation, size is little, the cost performance height.Microcontroller 2 is big gun body control cores of fire water monitor, finishes the various information of real-time detection input, and carries out corresponding function, and all algorithms of big gun body and the program of fire water monitor all are to move in this chip.
As shown in Figure 2, alarm circuit 33 comprises pyroelectric sensor 331, pre-amplification circuit 332, frequency selection circuit 333 and the signal processing circuit 334 that is electrically connected successively, and it can only be the narrowband optical glass filter 335 of the infrared light of 4.06-4.4um through wavelength that the front end of pyroelectric sensor 331 is provided with.During work, give pyroelectric sensor 331 again after will filtering out except that the light wavelength is the infrared light of 4.06-4.4um by arrowband filter 335, pyroelectric sensor 331 transmits pre-amplification circuit 332 after converting optical signal to the signal of telecommunication, deliver to frequency selection circuit 333 after by pre-amplification circuit 332 this signal being amplified, transfer signals to signal processing circuit 334 by frequency selection circuit 333 again, alarm signal is transported to microcontroller 2 by signal processing circuit 334.
The input of output module 4 is connected in the output of microprocessor 2, the output of output module 4 connects the execution unit of fire water monitor, mainly finish the switch control etc. that big gun body level, rotating vertical, the telescopic joint direct current generator drive control, valve and water pump, employing optical coupling isolation circuit 41 is isolated between output module 4 and the microcontroller 2.
Wireless communication module 5 is connected in the serial communication interface 21 of microcontroller 2, in order to the communication interface of remote controller and slave computer plate to be provided, realizes remote manual control.Wireless communication module 5 adopts the communication of standard TTL asynchronous half-duplex, transparent transmission.
Mailing address selects module 6 to be connected with microcontroller 2, for each big gun provides a coding, can realize man-to-man control with Surveillance center or remote controller.
485 communication interfaces 7 are connected with the serial communication interface 21 of microcontroller 2, in order to communicating by letter of slave computer plate and Surveillance center to be provided, adopt the master-slave mode communications protocol, and instruction is sent by Surveillance center, and the big gun body is carried out the instruction of matching addresses with it.
The system relevant parameter of LCD display module 9 in the middle of can real operation process is as the duty of fire pump, valve and water flow indicator.
The GPIO mouth 23 of microcontroller 2 is used for input and output, and input module 1, output module 4, LCD display module 9, mailing address select module 6 to be connected with the central processing unit 24 of microcontroller 2 by GPIO mouth 23 respectively.
Provide working power by power supply and charging module 1 for The whole control system, reliability in order to ensure system works, the power supply 3.3V of microprocessor 2 adopts the secondary step-down to realize, conversion is transformed to 5Vdc through DC/DC by 24Vdc earlier, and then step-down is 3.3V, here both can improve antijamming capability, guarantee again that microprocessor 2 was not subjected to impacting with high pressure.Both can adopt the 24Vdc DC power supply on the power supply mode, and also can adopt power supplies such as battery, system can also carry out Charge Management for battery.
The control system of fire water monitor of the present invention, during work, in case there is fire to take place, alarm circuit 33 is received on-the-spot fire detection signal, this fire is sent to microcontroller 2, after carrying out signal analysis and processing by microcontroller 2, send the two-way alarm signal simultaneously, one the tunnel starts sound light alarming circuit 10 and by 485 communication interfaces alarm signal is delivered to Surveillance center, and another road drives fire water monitor immediately by output module 4, and water cannon carries out level and vertical scanning, the locking ignition point, gun muzzle accurately aims at burning things which may cause a fire disaster, starts pump, valve is put out a fire, again with on-the-spot fire signal, hydraulic pressure, data feedback control systems such as flow are analyzed back compensation automatically, automatically adjust, when on-the-spot fire signal disappearance, then fire puts out, and system automatically resets.Use the fire water monitor of control system of the present invention, have following characteristics: control automatically, remote manual control and on-site manual control function; Response speed is fast, can locate ignition point automatically, the Long-distance Control pointing fire-extinguishing; Receive miscellaneous cause alarm interlock signal; Have communication interface, can communicate with other controllers; The on-the-spot multi-directional rotation of manually controlling the fire water monitor upper and lower, left and right with remote controller; The duty that shows fire pump, valve and water flow indicator.
Claims (6)
1, the control system of fire water monitor, it is characterized in that: comprise power module, input module, microcontroller and output module, provide power supply by above-mentioned power module for The whole control system, the output of above-mentioned input module is connected in the input of above-mentioned microcontroller, the input of above-mentioned output module is connected in the output of above-mentioned microcontroller, and the output of above-mentioned output module connects the execution unit of fire water monitor; Above-mentioned input module is provided with pyroelectric sensor, and it can only be the arrowband filter of the infrared light of 4.06-4.4 μ m through wavelength that the front end of this pyroelectric sensor is provided with.
2, the control system of fire water monitor according to claim 1 is characterized in that: also comprise pre-amplification circuit, frequency selection circuit and signal processing circuit between the respective input that is connected in above-mentioned pyroelectric sensor and above-mentioned microcontroller successively.
3, the control system of fire water monitor according to claim 1 is characterized in that: above-mentioned microcontroller is connected with wireless communication module.
4, the control system of fire water monitor according to claim 1 is characterized in that: above-mentioned microcontroller is connected with mailing address and selects module and RS485 communication module.
5, the control system of fire water monitor according to claim 1 is characterized in that: above-mentioned microcontroller is connected with encoder interfaces.
6, the control system of fire water monitor according to claim 1 is characterized in that: above-mentioned microcontroller is connected with display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910192953A CN101664588A (en) | 2009-09-30 | 2009-09-30 | Control system of fire water monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910192953A CN101664588A (en) | 2009-09-30 | 2009-09-30 | Control system of fire water monitor |
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| CN101664588A true CN101664588A (en) | 2010-03-10 |
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| CN200910192953A Pending CN101664588A (en) | 2009-09-30 | 2009-09-30 | Control system of fire water monitor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103432704A (en) * | 2013-09-17 | 2013-12-11 | 北京天源科创风电技术有限责任公司 | Gas extinguishment controller |
| CN104922840A (en) * | 2015-06-05 | 2015-09-23 | 西安电子科技大学 | Tri-waveband infrared flame detection device for fire monitor |
| CN107168185A (en) * | 2017-07-03 | 2017-09-15 | 河南联纵消防科技有限公司 | Energy-conserving intelligent fire water monitor and its implementation |
| CN107764410A (en) * | 2016-08-23 | 2018-03-06 | 南京理工大学 | The flame detecting device of full-automatic fire water monitor based on infrared distance detection |
| CN109639021A (en) * | 2018-12-28 | 2019-04-16 | 广州市禹成消防科技有限公司 | Explosion-proof electric machine and fire water monitor with the explosion-proof electric machine |
| CN111089192A (en) * | 2019-12-25 | 2020-05-01 | 湛江米克化能有限公司 | Fire water monitor valve line transformation method capable of preventing influence of induced current |
-
2009
- 2009-09-30 CN CN200910192953A patent/CN101664588A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103432704A (en) * | 2013-09-17 | 2013-12-11 | 北京天源科创风电技术有限责任公司 | Gas extinguishment controller |
| CN103432704B (en) * | 2013-09-17 | 2016-02-24 | 北京天源科创风电技术有限责任公司 | A kind of gas fire-fighting controller |
| CN104922840A (en) * | 2015-06-05 | 2015-09-23 | 西安电子科技大学 | Tri-waveband infrared flame detection device for fire monitor |
| CN107764410A (en) * | 2016-08-23 | 2018-03-06 | 南京理工大学 | The flame detecting device of full-automatic fire water monitor based on infrared distance detection |
| CN107168185A (en) * | 2017-07-03 | 2017-09-15 | 河南联纵消防科技有限公司 | Energy-conserving intelligent fire water monitor and its implementation |
| CN109639021A (en) * | 2018-12-28 | 2019-04-16 | 广州市禹成消防科技有限公司 | Explosion-proof electric machine and fire water monitor with the explosion-proof electric machine |
| CN109639021B (en) * | 2018-12-28 | 2023-12-22 | 广州市禹成消防科技有限公司 | Explosion-proof motor and fire water monitor with same |
| CN111089192A (en) * | 2019-12-25 | 2020-05-01 | 湛江米克化能有限公司 | Fire water monitor valve line transformation method capable of preventing influence of induced current |
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Application publication date: 20100310 |