CN102937584A - Ultraviolet fluorescence online detector of oil in water - Google Patents
Ultraviolet fluorescence online detector of oil in water Download PDFInfo
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- CN102937584A CN102937584A CN2012104448431A CN201210444843A CN102937584A CN 102937584 A CN102937584 A CN 102937584A CN 2012104448431 A CN2012104448431 A CN 2012104448431A CN 201210444843 A CN201210444843 A CN 201210444843A CN 102937584 A CN102937584 A CN 102937584A
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Abstract
The invention discloses an ultraviolet fluorescence online detector of oil in water. The detector comprises a probe and an instrument box and is characterized in that a quartz window is arranged at the front end of the probe, and an ultraviolet light-emitting diode and a photosensitive diode are arranged in the probe. An optical filter is arranged at the front end of the photosensitive diode, an included angle between a light beam transmitted by the ultraviolet light-emitting diode and a light beam received by the photosensitive diode is an acute angle, and an ultrasonic generator is further arranged in the probe. A central processing unit (CPU) is arranged in the instrument box, a micro current amplifier connected with the photosensitive diode is connected with the CPU through a data collection circuit board, the CPU is further respectively connected with a wireless data transmission module, a storage and a display screen, the CPU further controls the ultraviolet light-emitting diode through an ultraviolet light-emitting diode driving circuit board and controls the ultrasonic generator through an ultrasonic generator driving circuit board, and a power supply module is further arranged in the instrument box. The ultraviolet fluorescence online detector is simple in structure, ingenious in design, small in size and convenient to carry.
Description
Technical field
The present invention relates to a kind of pick-up unit, particularly oily on-line detector in a kind of Ultraluminescence water.
Background technology
Owing to reasons such as oil exploitation, petrochemical complex production, communications and transportation, industry, contain many residual petroleum productss in the waste water of discharging, to environment, so mineral oil has become one to the pollution of water body and environment and has been the serious problems of global institute extensive concern.Along with the fast development of China's economy, mineral oil pollution detection problem has been that environmental administration pays much attention to, in the various detection water instrument of oil and method also development get up.Comprising: gravimetric method, infrared spectrophotometer, NDIR (Non-Dispersive Infrared) absorption process, ultraviolet absorption method, fluorimetry, reflection method (Ultraluminescence survey spilled oil on water surface), ultraviolet fluorescence method, ultrasonic method, nephelometry, chromatography etc.What China mainly adopted at present is the assay methods such as infrared spectrophotometer, ultraviolet fluorescence method.Wherein ultraviolet fluorescence method is highly sensitive, little, the suitable continuous on-line detection of error, and sample need not the pre-service such as extraction, separation, need not medicament, and the no consumption product are pollution-free, use this technology and are fit to oily on-line detector device in the development water.But the employed equipment volume of traditional ultraviolet fluorescence method is large, weight is heavier, water body to be measured must be collected in the laboratory and detect time and effort consuming.Therefore need now oily pick-up unit in a kind of new type water that can address the above problem.
Summary of the invention
The present invention is in order to solve the existing above-mentioned deficiency of prior art, proposes a kind of simple in structurely, designs ingeniously, and volume is small and exquisite, oily on-line detector in the portable Ultraluminescence water.
Technical solution of the present invention is: oily on-line detector in a kind of Ultraluminescence water, comprise probe 1 and instrument case 2, it is characterized in that: described probe 1 front end is provided with quartz window 3, to be provided with centre wavelength in 1 be the ultraviolet light-emitting diode 4 of 255nm or 275nm and accept the photodiode 5 that optical range is 300-500nm at probe, wherein the front end of photodiode 5 is provided with the optical filter 6 that centre wavelength is 360nm or 420nm, and the angle between the receiving beam of the light beam that ultraviolet light-emitting diode 4 is sent and photodiode 5 is acute angle, also is provided with ultrasonic generator 7 in probe 1;
Be provided with CPU in the instrument case, the micro current amplifier that links to each other with photodiode is connected with CPU by the data acquisition circuit plate, CPU also is connected with wireless data transfer module, storer and display screen respectively, CPU also controls ultraviolet light-emitting diode, controls ultrasonic generator by the ultrasonic generator drive circuit board by the ultraviolet light-emitting diode drive circuit board, also is provided with power module in instrument case.
The present invention compares with prior art, has following advantage:
The pick-up unit of oily on-line detector, heavy large than traditional volume in the Ultraluminescence water of this kind of version has the following advantages:
It can realize that oil detects in the online water, and its sample need not through pre-service such as extraction, separation, and its sensitivity improves greatly; And be provided with ultrasonic generator in its probe, can clear up the quartz window of probe as required, guarantee the accuracy of testing result; It need not any medicament simultaneously, and the no consumption product are pollution-free, very environmental protection.And its manufacture craft is simple, and is cheap for manufacturing cost, therefore can say that it has possessed multiple advantage, is particularly suitable for applying in the art, and its market outlook are very wide.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Embodiment
Below in conjunction with description of drawings the specific embodiment of the present invention.As shown in Figure 1: oily on-line detector in a kind of Ultraluminescence water, comprise probe 1 and instrument case 2, the front end of probe 1 is provided with quartz window 3, be provided with ultraviolet light-emitting diode 4 in probe 1 inside, the centre wavelength of this ultraviolet light-emitting diode 4 is 255nm or 275nm, in probe 1, also be provided with for the photodiode 5 that receives light, and the optical range of accepting of this photodiode 5 is 300-500nm, front end at photodiode 5 is provided with the optical filter 6 that centre wavelength is 360nm or 420nm, and above-mentioned ultraviolet light-emitting diode 4 send light beam and the angle between the receiving beam of photodiode 5 be acute angle; In probe 1, near quartz window 3 places, also be provided with ultrasonic generator 7, for quartz window 3 is carried out ultrasonic cleaning;
In instrument case 2, be provided with the CPU that this device is unified to control, be connected with the data acquisition circuit plate at CPU, the data acquisition circuit plate links to each other with photodiode by micro current amplifier, and CPU also is connected with wireless data transfer module, storer and display screen respectively, and CPU also controls ultraviolet light-emitting diode, controls ultrasonic generator by the ultrasonic generator drive circuit board by the ultraviolet light-emitting diode drive circuit board.
The course of work of oily on-line detector is as follows in the Ultraluminescence water of the embodiment of the invention: will pop one's head in 1 near or directly insert water body to be measured, open detection instrument, CPU sends signal, send ultraviolet light by ultraviolet light-emitting diode drive circuit board control ultraviolet light-emitting diode 4, ultraviolet light is injected in the water body to be measured through behind the quartz window 3, and reflex to photodiode 5 places, the optical filter 6 that is arranged on the photodiode 5 can be with other light filterings outside the needed fluorescence wave band, photodiode 5 amplifies the electric signal that collects through micro current amplifier, and be converted to voltage signal at this place, and this signal sent into data acquisition circuit plate and CPU, and utilize wireless mode to be sent to user terminal by wireless data transfer module, these signals also can show screen display simultaneously, and are stored among the storer; The detector volume of the present embodiment is small and exquisite, and weight is lighter, can carry out easily the laboratory, carries out the online detection of oil in the water in waters to be measured.
Claims (1)
1. oily on-line detector in the Ultraluminescence water, comprise probe (1) and instrument case (2), it is characterized in that: described probe (1) front end is provided with quartz window (3), in probe (1), be provided with the ultraviolet light-emitting diode that centre wavelength is 255nm or 275nm (4) and accept the photodiode that optical range is 300-500nm (5), wherein the front end of photodiode (5) is provided with the optical filter that centre wavelength is 360nm or 420nm (6), and the angle between the receiving beam of the light beam that ultraviolet light-emitting diode (4) is sent and photodiode (5) is acute angle, also is provided with ultrasonic generator (7) in probe (1);
Be provided with CPU in the instrument case, the micro current amplifier that links to each other with photodiode is connected with CPU by the data acquisition circuit plate, CPU also is connected with wireless data transfer module, storer and display screen respectively, CPU also controls ultraviolet light-emitting diode, controls ultrasonic generator by the ultrasonic generator drive circuit board by the ultraviolet light-emitting diode drive circuit board, also is provided with power module in instrument case.
Priority Applications (1)
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CN2012104448431A CN102937584A (en) | 2012-11-09 | 2012-11-09 | Ultraviolet fluorescence online detector of oil in water |
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CN2012104448431A CN102937584A (en) | 2012-11-09 | 2012-11-09 | Ultraviolet fluorescence online detector of oil in water |
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CN102937584A true CN102937584A (en) | 2013-02-20 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103792188A (en) * | 2014-01-16 | 2014-05-14 | 陕西正大环保科技有限公司 | Water quality monitoring device for oilfield reinjection water |
CN106291733A (en) * | 2016-07-15 | 2017-01-04 | 西南石油大学 | A kind of Portable petroleum tester |
CN106595982A (en) * | 2017-01-12 | 2017-04-26 | 杭州原创软件有限公司 | Water cooler on-line leakage monitor based on fiber |
CN106594528A (en) * | 2017-01-12 | 2017-04-26 | 杭州原创软件有限公司 | Pipeline on-line leakage monitoring instrument |
CN112834688A (en) * | 2021-01-07 | 2021-05-25 | 南京力创环境科技有限公司 | Calcium hardness detector and calcium hardness detection method |
CN116930141A (en) * | 2023-09-13 | 2023-10-24 | 国家海洋技术中心 | CDOM deep sea sensor by ultraviolet fluorescence analysis method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1037025A2 (en) * | 1999-03-05 | 2000-09-20 | Heraeus Noblelight GmbH | Portable miniature spectroscopic probe |
CN101398380A (en) * | 2008-11-07 | 2009-04-01 | 天津大学 | Instrument for rapidly measuring mineral oil in water |
CN102004077A (en) * | 2010-10-08 | 2011-04-06 | 中国农业大学 | Turbidity transducer |
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2012
- 2012-11-09 CN CN2012104448431A patent/CN102937584A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1037025A2 (en) * | 1999-03-05 | 2000-09-20 | Heraeus Noblelight GmbH | Portable miniature spectroscopic probe |
CN101398380A (en) * | 2008-11-07 | 2009-04-01 | 天津大学 | Instrument for rapidly measuring mineral oil in water |
CN102004077A (en) * | 2010-10-08 | 2011-04-06 | 中国农业大学 | Turbidity transducer |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103792188A (en) * | 2014-01-16 | 2014-05-14 | 陕西正大环保科技有限公司 | Water quality monitoring device for oilfield reinjection water |
CN106291733A (en) * | 2016-07-15 | 2017-01-04 | 西南石油大学 | A kind of Portable petroleum tester |
CN106291733B (en) * | 2016-07-15 | 2018-07-06 | 西南石油大学 | A kind of Portable petroleum tester |
CN106595982A (en) * | 2017-01-12 | 2017-04-26 | 杭州原创软件有限公司 | Water cooler on-line leakage monitor based on fiber |
CN106594528A (en) * | 2017-01-12 | 2017-04-26 | 杭州原创软件有限公司 | Pipeline on-line leakage monitoring instrument |
CN112834688A (en) * | 2021-01-07 | 2021-05-25 | 南京力创环境科技有限公司 | Calcium hardness detector and calcium hardness detection method |
CN116930141A (en) * | 2023-09-13 | 2023-10-24 | 国家海洋技术中心 | CDOM deep sea sensor by ultraviolet fluorescence analysis method |
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Application publication date: 20130220 |