CN101618383A - Device and method for automatically cleaning flame detector - Google Patents

Device and method for automatically cleaning flame detector Download PDF

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Publication number
CN101618383A
CN101618383A CN 200910055375 CN200910055375A CN101618383A CN 101618383 A CN101618383 A CN 101618383A CN 200910055375 CN200910055375 CN 200910055375 CN 200910055375 A CN200910055375 A CN 200910055375A CN 101618383 A CN101618383 A CN 101618383A
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CN
China
Prior art keywords
flame detector
automatically cleaning
infrared filter
stepper motor
central processing
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CN 200910055375
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Chinese (zh)
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CN101618383B (en
Inventor
刘晓燕
李旭
皋魏
席刚
周正仙
仝芳轩
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Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd
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Shanghai Boom Fiber Sensing Technology Co Ltd
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Publication of CN101618383A publication Critical patent/CN101618383A/en
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Publication of CN101618383B publication Critical patent/CN101618383B/en
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  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

The invention discloses a device for automatically cleaning flame detectors, which comprises a stepping motor, a belt driving device and a cleaning brush installed on an infrared filter, wherein the stepping motor drives the cleaning brush to move back and forth through the belt driving device so as to clean the infrared filter. The invention also discloses a method based on the device for automatically cleaning flame detectors, which comprises the following steps: timing by a central processing and control unit after a flame detector is powered; starting the stepping motor to rotate after reaching the preset time; and further driving the cleaning brush to move back and forth by the belt driving device to clean the infrared filter. The invention avoids the work of manually timed cleaning, is much favorable to the warning accuracy of the flame detector, automatically cleans the surface of a filter at certain times and enhances the warning accuracy of the flame detector by a software algorithm changed by the central processing and control unit.

Description

The device and method of automatically cleaning flame detector
Technical field
The present invention relates to a kind of cleaning device of flame detector, be specifically related to a kind of device of automatically cleaning flame detector.The invention still further relates to a kind of method of automatically cleaning flame detector.
Background technology
Develop rapidly along with China's economic construction, the quantity of volumed space building and hypogee constantly increases, as large-scale place of public amusement, bulk storage plant, large-scale country fair, hangar, garage, oil depot, waiting hall and waiting hall for airplanes, subterranean tunnel, subway station road, underground large parking lot and subterranean commercial area etc.Because this type of building interior often height of a house height, span is big, it is bigger that the cigarette diffusion of fire initial stage is influenced by air-conditioning that building interior installs and ventilating system etc., the place personnel that have are intensive, and inflammable thing are many, and disaster hidden-trouble is many, and this type of building fire spreads rapidly, the generation flue gas toxity is big, and evacuating personnel is taken refuge and reinforced and remedy difficulty, in case breaking out of fire often causes very big economic loss and abominable social influence, therefore, underground and volumed space building has become one of key object of fire-fighting defendance.
Particularity based on above-mentioned volumed space building and hypogee, on fire-fighting system, because flame detector can be found ignition point at a distance, just can report to the police accurately at the initial stage that fire takes place, so, by communication system fire alarm signal and place are sent to upper main control system again at a lot of local sensors that adopt flame detector as fire alarm.Be illustrated in figure 1 as the structural representation of existing flame detector 1, comprise infrared filter 11; Sampling, amplification, frequency selection circuit 12; Central processing control unit (DSP) 13; And report to the police output, communication unit 14.
The optical filter of flame detector exist stained after, the light that sees through optical filter can weaken, and does not just almost have light to see through the filter plate of flame detector when stained after certain degree, at this moment, when breaking out of fire, flame detector has almost just lost the function of fire sensor.For head it off, traditional way is to need manually regularly to go to clean, such as a cleaning in month once; Doing had so both wasted manpower, time, and the detection end face that cleans flame detector aloft itself is exactly a very thing of difficulty, therefore need provide a kind of can cleaning flame detector method and the device that this method is used.
Summary of the invention
Technical problem to be solved by this invention provides a kind of device of automatically cleaning flame detector, and it can regularly finish the automated cleaning to flame detector.For this reason, the present invention also will provide a kind of method of automatically cleaning flame detector.
In order to solve above technical problem, the invention provides a kind of device of automatically cleaning flame detector, be used for flame detector is cleaned, described flame detector comprises infrared filter; The device of described automatically cleaning flame detector comprises: stepper motor, belt drive unit and be installed in Clean Brush for cleaning on the described infrared filter, described stepper motor drives described Clean Brush for cleaning by described belt drive unit and moves back and forth, and then described infrared filter is cleaned.
Also provide a kind of method of automatically cleaning flame detector based on said apparatus the present invention, comprised the steps:
(1) central processing control unit picks up counting after flame detector powers up;
(2) when arriving setting-up time, start the Stepping Motor Control instruction, by the drive circuit of stepper motor, drive stepper motor and rotate;
(3) stepper motor moves back and forth by the Clean Brush for cleaning that the belt drive unit drive is installed in the infrared filter surface, and then described infrared filter is cleaned.
The present invention has the following advantages:
1, can save the work that artificial timing is cleaned, more help the warning accuracy rate of flame detector;
2, the warning accuracy rate of flame detector according to the actual translucent effect of filter plate, by the software algorithm that central processing control unit changes, can be improved in timing automatic cleaning filter plate surface.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Fig. 1 is the structural representation of existing flame detector;
Fig. 2 is the structural representation of the device of automatically cleaning flame detector of the present invention.
Reference numeral among the figure is: 1, flame detector; 11, infrared filter; 12, sampling, amplification frequency selection circuit; 13, central processing control unit; 14, warning output, communication unit; 2, the device of automatically cleaning flame detector; 21, stepper motor; 22, belt drive unit; 23, Clean Brush for cleaning;
The specific embodiment
As shown in Figure 2, the device of automatically cleaning flame detector of the present invention is used for flame detector is cleaned, and flame detector 1 comprises: infrared filter 11; Sampling, amplification, frequency selection circuit 12; Central processing control unit 13; With output, the communication unit 14 of reporting to the police.The device 2 of automatically cleaning flame detector of the present invention comprises: stepper motor 21, belt drive unit 22 and be installed in Clean Brush for cleaning 23 on the infrared filter 11, stepper motor 21 drives Clean Brush for cleaning 23 by belt drive unit 22 and moves back and forth, and then infrared filter 11 is cleaned.
Further, stepper motor 21 is driven by embedded stepper motor driver module by central processing control unit 13 and rotates, and belt by belt drive unit 22 and pulley drive Clean Brush for cleaning 23 and move.Central processing control unit 13 has clocking capability, and after flame detector 1 powered up, central processing control unit 13 every intervals one setting-up time drove stepper motor 21 runnings once, thereby finishes the cleaning surfaces of an infrared filter 11.This setting-up time can be regulated as required, in preferred embodiment of the present invention, sets every interval 48-168 hour cleaning once.
The method of automatically cleaning flame detector of the present invention comprises:
(1) central processing control unit 13 picks up counting after flame detector 1 powers up;
(2) when arriving setting-up time, start the control instruction of stepper motor 21, by the drive circuit of stepper motor 21, drive stepper motor 21 and rotate;
Preferably, setting-up time can be regulated according to the control of central processing control unit 13, and adjustable range is between 48-168 hour.The explanation environment was heavier to the pollution level of filter plate when for example the actual translucent effect of infrared filter 11 was poor, can set the blanking time of cleaning to such an extent that lack a bit, and every other day (48 hours) are once cleaned; Relatively good when the actual translucent effect of filter plate, illustrate that environment is not serious to the pollution of filter plate, can set the blanking time of cleaning longer, for example once clean every 3-7 days (72-168 hour).Therefore, can before central processing control unit 13 picks up counting each time, setting-up time be regulated according to the translucent effect of infrared filter 11.
(3) stepper motor 21 moves back and forth by the Clean Brush for cleaning 23 that belt drive unit 22 drives are installed in filter plate 11 surfaces, and then described infrared filter 11 is cleaned.Finish once after the cleaning, central processing control unit 13 picks up counting once more, and repeats above-mentioned steps.

Claims (8)

1, a kind of device of automatically cleaning flame detector is used for flame detector is cleaned, and described flame detector comprises infrared filter; It is characterized in that, the device of described automatically cleaning flame detector comprises: stepper motor, belt drive unit and be installed in Clean Brush for cleaning on the described infrared filter, described stepper motor drives described Clean Brush for cleaning by described belt drive unit and moves back and forth, and then described infrared filter is cleaned.
2, the device of automatically cleaning flame detector as claimed in claim 1 is characterized in that, described flame detector also comprises central processing control unit, and described stepper motor is driven by a stepper motor driver module by central processing control unit.
3, the device of automatically cleaning flame detector as claimed in claim 2 is characterized in that, the every interval of described central processing control unit one setting-up time drives once described stepper motor.
4, the device of automatically cleaning flame detector as claimed in claim 3 is characterized in that, the scope of described setting-up time is 48-168 hour.
As the device of claim 3 or 4 described automatically cleaning flame detectors, it is characterized in that 5, described central processing control unit is regulated the length of described setting-up time according to the translucent effect of described infrared filter.
6, a kind of method of automatically cleaning flame detector is characterized in that, comprises the steps:
(1) central processing control unit picks up counting after flame detector powers up;
(2) when arriving setting-up time, start the Stepping Motor Control instruction, by the drive circuit of stepper motor, drive stepper motor and rotate;
(3) stepper motor moves back and forth by the Clean Brush for cleaning that the belt drive unit drive is installed in the infrared filter surface, and then described infrared filter is cleaned.
7, the method for automatically cleaning flame detector as claimed in claim 6 is characterized in that, the described setting-up time scope of step (2) is between 48-168 hour.
As the method for claim 6 or 7 described automatically cleaning flame detectors, it is characterized in that 8, described central processing control unit was gone back execution in step before picking up counting: regulate described setting-up time according to the translucent effect of infrared filter.
CN 200910055375 2009-07-24 2009-07-24 Device and method for automatically cleaning flame detector Expired - Fee Related CN101618383B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200910055375 CN101618383B (en) 2009-07-24 2009-07-24 Device and method for automatically cleaning flame detector

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Application Number Priority Date Filing Date Title
CN 200910055375 CN101618383B (en) 2009-07-24 2009-07-24 Device and method for automatically cleaning flame detector

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CN101618383A true CN101618383A (en) 2010-01-06
CN101618383B CN101618383B (en) 2013-01-09

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105092044A (en) * 2015-04-29 2015-11-25 东莞市诺丽电子科技有限公司 Infrared probe temperature measuring device
CN106482148A (en) * 2016-10-18 2017-03-08 佛山高富中石油燃料沥青有限责任公司 A kind of device of Hand scarf flame of boiler burner detector
CN112402864A (en) * 2020-12-03 2021-02-26 刘春海 Fire sprinkler system based on safety management system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10358531A1 (en) * 2003-12-13 2005-07-28 Minimax Gmbh & Co. Kg Apparatus and method for detecting incipient fires
CN100590671C (en) * 2005-07-22 2010-02-17 公安部沈阳消防研究所 Bi wave band infra red flame detector and its detecting method
CN201161246Y (en) * 2008-01-31 2008-12-10 中芯国际集成电路制造(上海)有限公司 Cleaning apparatus for fire detector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105092044A (en) * 2015-04-29 2015-11-25 东莞市诺丽电子科技有限公司 Infrared probe temperature measuring device
CN106482148A (en) * 2016-10-18 2017-03-08 佛山高富中石油燃料沥青有限责任公司 A kind of device of Hand scarf flame of boiler burner detector
CN112402864A (en) * 2020-12-03 2021-02-26 刘春海 Fire sprinkler system based on safety management system

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Application publication date: 20100106

Assignee: SHANGHAI TENSUN TRANSMART CO.,LTD.

Assignor: SHANGHAI BOOM FIBER SENSING TECHNOLOGY Co.,Ltd.

Contract record no.: 2013310000050

Denomination of invention: Device and method for automatically cleaning flame detector

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Owner name: STATE GRID LIAONING ELECTRIC POWER CO., LTD. ELECT

Effective date: 20131203

C41 Transfer of patent application or patent right or utility model
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CB03 Change of inventor or designer information

Inventor after: Liu Xiaoyan

Inventor after: Li Zhao

Inventor after: Li Xu

Inventor after: Gao Wei

Inventor after: Xi Gang

Inventor after: Zhou Zhengxian

Inventor after: Tong Fangxuan

Inventor after: Wang Fei

Inventor after: Duan Fangwei

Inventor after: Guo Qiuna

Inventor before: Liu Xiaoyan

Inventor before: Li Xu

Inventor before: Gao Wei

Inventor before: Xi Gang

Inventor before: Zhou Zhengxian

Inventor before: Tong Fangxuan

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