CN103143046A - Intelligent monitoring system for ultraviolet disinfection cabinet - Google Patents
Intelligent monitoring system for ultraviolet disinfection cabinet Download PDFInfo
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- CN103143046A CN103143046A CN201310098386XA CN201310098386A CN103143046A CN 103143046 A CN103143046 A CN 103143046A CN 201310098386X A CN201310098386X A CN 201310098386XA CN 201310098386 A CN201310098386 A CN 201310098386A CN 103143046 A CN103143046 A CN 103143046A
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Abstract
The invention discloses an intelligent monitoring system for an ultraviolet disinfection cabinet. The intelligent monitoring system for the ultraviolet disinfection cabinet comprises a laser range finder, an ultraviolet sensor, a main control system and a display screen. By detecting physical quantities such as the standard ultraviolet intensity and the standard exposure dose of the disinfection cabinet in operation, the disinfection effect of the disinfection cabinet and the attenuation state of an ultraviolet sterilization lamp tube are determined; the intelligent control function of the disinfection cabinet is improved; and the disinfection effect of the disinfection cabinet is intensified.
Description
Technical field
The present invention relates to a kind of electronic intelligence monitoring system, be specifically related to a kind of intelligent monitor system for ultraviolet sterilizing cabinet.
Background technology
In ultraviolet sterilizing cabinet, the inactivation ratio of antibacterial or virus is directly related with UV intensity and exposure dose thereof.UV intensity is lower than certain value, can not cause antibacterial or viral growth dead and (or) reproducibility is dead; Ultra-vioket radiation dosage the photoreactivation phenomenon might occur lower than certain value, and namely pathogenic bacteria can not thoroughly be killed.The aging decay that ultraviolet lamp tube self is intrinsic can cause UV intensity to reduce by 30%～50%, thereby make UV intensity and exposure dose can not reach requirement, causes Disinfection Effect undesirable, does not have the effect of sterilization even at all.For this reason, need UV intensity and the actual exposure dose thereof of monitoring disinfection cabinet, before the present patent application, someone is concerned about this product demand, and some ultraviolet sterilizing cabinet has possessed the functions such as UV intensity, exposure dose measurement, and has applied for patent.But they do not have the problem that actual solution standard UV intensity detects.The standard that health ministry is promulgated disinfection by ultraviolet light is that " apart from 1 meter of ultraviolet lamp tube, uitraviolet intensity is not less than 70 microwatt/square centimeters." and the inside dimension of common disinfection cabinet 1 meter of less than all, any UV intensity that measures all can not measure 1 meter distance, so their measured UV intensity is not the standard UV intensity.
We adopt laser range finder as the calibration means, and measured uitraviolet intensity is scaled uitraviolet intensity (being called the standard uitraviolet intensity) apart from 1 meter of ultraviolet lamp tube.Adopt the national standard of this standard UV intensity and 70 microwatt/square centimeters to compare, the Disinfection Effect of weighing disinfection cabinet is only significant.
Therefore, the present invention can really promote the quality of ultraviolet sterilizing cabinet, for safe diet plays a role.
Summary of the invention
Content of the present invention is to provide a kind of intelligent monitor system for ultraviolet sterilizing cabinet, the physical quantitys such as the standard UV intensity when working by detecting disinfection cabinet, standard irradiation dosage, the Disinfection Effect of judgement disinfection cabinet and the attenuation state of ultraviolet sterilization fluorescent tube, promote the intelligent control function of disinfection cabinet, strengthen the Disinfection Effect of disinfection cabinet.
The present invention's " intelligent monitor system that is used for ultraviolet sterilizing cabinet ", as shown in Figure 1,1 is laser range finder, and 2 is Ultraviolet sensor, and 3 is master control system, and 4 is display screen.Laser range finder adopts the common laser diastimeter; Ultraviolet sensor adopts gallium nitrate based day blind type Ultraviolet sensor; Master control system is the dedicated control circuit of development voluntarily, composition frame chart as shown in Figure 2, wherein 3-1 is the Ultraviolet sensor interface, 3-2 is pre-amplification circuit, 3-3 is single-chip microcomputer, 5V power supply carries AD function, program storage and asynchronous serial transmission interface; Display screen adopts the common liquid crystals display screen.
Ultraviolet sensor is arranged on the ultraviolet sterilization fluorescent tube by its fixed mechanism, and sensor window is pointed to fluorescent tube, is connected to master control system by two holding wires, and the uitraviolet intensity numerical value that records is transferred to master control system; Laser range finder is measured sensor to the distance of fluorescent tube, and distance values is transferred to master control system; Master control system is by preposition amplification, digital translation and algorithm process, UV intensity, the exposure dose that detects is scaled standard UV intensity and standard irradiation dosage, judge the Disinfection Effect of disinfection cabinet and whether need to change sterilizing lamp tube, again these information exchanges are crossed control line and be transferred to display screen, and control the switch of ultraviolet sterilization fluorescent tube and the interruption of disinfection; Display screen shows the information that the master control system transmission comes.
Description of drawings
The intelligent monitor system that Fig. 1 is used for ultraviolet sterilizing cabinet forms schematic diagram.
Fig. 2 master control system forms schematic diagram.
The specific embodiment
Technical solution of the present invention specifically describes as follows in conjunction with specific embodiments:
The present invention's " intelligent monitor system that is used for ultraviolet sterilizing cabinet ", as shown in Figure 1,1 is laser range finder, and 2 is Ultraviolet sensor, and 3 is master control system, and 4 is display screen.Laser range finder adopts the common laser diastimeter; Ultraviolet sensor adopts gallium nitrate based day blind type Ultraviolet sensor; Master control system be voluntarily the development dedicated control circuit, composition frame chart as shown in Figure 2, wherein 3-1 is the Ultraviolet sensor interface, model is common K9 interface; 3-2 is pre-amplification circuit, and model is AM358; 3-3 is single-chip microcomputer, and model is STC12C5A60S2, and the 5V power supply carries AD function, program storage and asynchronous serial transmission interface; Display screen adopts 9 cun common liquid crystals display screens.
Ultraviolet sensor is arranged on the ultraviolet sterilization fluorescent tube by its fixed mechanism, and sensor window is pointed to fluorescent tube, is connected to master control system by two holding wires, and the uitraviolet intensity numerical value that records is transferred to master control system; Laser range finder is measured sensor to the distance of fluorescent tube, and distance values is transferred to master control system; Master control system is by preposition amplification, digital translation and algorithm process, UV intensity, the exposure dose that detects is scaled standard UV intensity and standard irradiation dosage, judge the Disinfection Effect of disinfection cabinet and whether need to change sterilizing lamp tube, again these information exchanges are crossed control line and be transferred to display screen, and control the switch of ultraviolet sterilization fluorescent tube and the interruption of disinfection; Display screen shows the information that the master control system transmission comes.
The signal of Ultraviolet sensor, through the pre-amplification circuit signal condition, its signal value is adjusted into 0～4.5V, through the AD conversion, obtains digitized UV intensity value P.The UV intensity value every 1 second once sampling, the accumulated value on time shaft can obtain ultra-vioket radiation dosage M.According to the distance values L that laser range finder is passed back, converse standard UV intensity value (P/L) and standard ultra-vioket radiation dose value (M/L).According to national standard, disinfection cupboard need to have the quantitative requirement of killing to escherichia coli and poliovirus, by demarcating under various criterion ultra-vioket radiation dosage, the killing rate of escherichia coli and poliovirus calculates specific bacteria or viral killing rate value under current time in real time.The UV intensity threshold ratio judges, the standard irradiation dose value calculates, Disinfection Effect assessment and change the function such as sterilizing lamp tube judgement and realize in single-chip microcomputer.
Disinfection cabinet powers up, and starts disinfection, the locking of cabinet door, and ultraviolet sterilization lamp is opened, and the present invention's " intelligent monitor system that is used for ultraviolet sterilizing cabinet " powers up.Master control system gathered the standard UV intensity of a ultraviolet lamp tube every 1 second, with its with the national standard threshold ratio of setting, lower than its threshold value, be not counted in exposure dose; Higher than its threshold value, it is counted exposure dose.The killing rate value of real-time display standard UV intensity value, standard irradiation dose value and escherichia coli and poliovirus, when standard irradiation dosage reaches setting threshold (demarcating according to GB " requirement of tableware disinfector safety and health "), provide ultraviolet disinfection and complete indication, and shutoff ultraviolet sterilization lamp, start drying procedure, after oven dry is completed, stop disinfection; After 60 minutes, exposure dose does not still reach setting threshold, provides ultraviolet disinfection and does not complete and change the indication of ultraviolet sterilization fluorescent tube, turn-offs ultraviolet sterilization lamp, stops disinfection.
Claims (2)
1. intelligent monitor system that is used for ultraviolet sterilizing cabinet, comprise laser range finder (1), Ultraviolet sensor (2), master control system (3) and display screen (4), it is characterized in that: the Ultraviolet sensor of system can detect the UV intensity of ultraviolet sterilizing cabinet in real time, exposure dose, measure the distance of sensor and ultraviolet lamp tube by laser range finder, thereby converse the standard uitraviolet intensity and the exposure dose that meet national standard, master control system (3) provides standard UV intensity value by display screen (4), the exposure dose value, change fluorescent tube and sterilization and the control signal such as complete.
2. a kind of intelligent monitor system for ultraviolet sterilizing cabinet according to claim 1, is characterized in that described Ultraviolet sensor (2) adopts gallium nitrate based day blind type Ultraviolet sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310098386XA CN103143046A (en) | 2013-03-26 | 2013-03-26 | Intelligent monitoring system for ultraviolet disinfection cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310098386XA CN103143046A (en) | 2013-03-26 | 2013-03-26 | Intelligent monitoring system for ultraviolet disinfection cabinet |
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| CN103143046A true CN103143046A (en) | 2013-06-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765969A (en) * | 2020-07-27 | 2020-10-13 | 常州明阳软件科技有限公司 | Method and device for detecting disinfection factor of upper-layer horizontal-jet disinfector |
| CN113491778A (en) * | 2020-03-20 | 2021-10-12 | 同方威视技术股份有限公司 | Disinfection apparatus and disinfection system |
| WO2022036750A1 (en) * | 2020-08-20 | 2022-02-24 | 深圳市路美康尔医疗科技有限公司 | Exposure intensity calibration method for ultraviolet disinfection cabinet |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201299815Y (en) * | 2008-10-29 | 2009-09-02 | 浙江东龙医疗器材有限公司 | Intelligent ultraviolet sterilizer |
| CN102266577A (en) * | 2011-07-21 | 2011-12-07 | 中国科学院上海技术物理研究所 | Intelligent monitoring system for ultraviolet sterilizing cabinet |
-
2013
- 2013-03-26 CN CN201310098386XA patent/CN103143046A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201299815Y (en) * | 2008-10-29 | 2009-09-02 | 浙江东龙医疗器材有限公司 | Intelligent ultraviolet sterilizer |
| CN102266577A (en) * | 2011-07-21 | 2011-12-07 | 中国科学院上海技术物理研究所 | Intelligent monitoring system for ultraviolet sterilizing cabinet |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113491778A (en) * | 2020-03-20 | 2021-10-12 | 同方威视技术股份有限公司 | Disinfection apparatus and disinfection system |
| CN111765969A (en) * | 2020-07-27 | 2020-10-13 | 常州明阳软件科技有限公司 | Method and device for detecting disinfection factor of upper-layer horizontal-jet disinfector |
| WO2022036750A1 (en) * | 2020-08-20 | 2022-02-24 | 深圳市路美康尔医疗科技有限公司 | Exposure intensity calibration method for ultraviolet disinfection cabinet |
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Application publication date: 20130612 |