CN211043118U - Multi-parameter water quality online monitoring device based on deep ultraviolet photoelectric detector - Google Patents
Multi-parameter water quality online monitoring device based on deep ultraviolet photoelectric detector Download PDFInfo
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- CN211043118U CN211043118U CN201921792485.7U CN201921792485U CN211043118U CN 211043118 U CN211043118 U CN 211043118U CN 201921792485 U CN201921792485 U CN 201921792485U CN 211043118 U CN211043118 U CN 211043118U
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Abstract
The utility model discloses a multi-parameter water quality on-line monitoring device based on a deep ultraviolet photoelectric detector, belonging to the technical field of water resource, water environment, water quality monitoring and the like, comprising a data acquisition unit, wherein the output end of the data acquisition unit is electrically connected with a central control unit, the output end of the central control unit is electrically connected with a remote sending unit, the remote sending unit is connected with the Internet of things through signals, the remote sending unit is connected with a remote server through signals of the Internet of things, the remote server is connected with a client through signals, the data acquisition unit and the central control unit are electrically connected with a solar power supply management unit for supplying power, can realize in-situ automatic detection of COD, BOD, TOC, turbidity, silt, UV and other water quality parameters of the water body, and realize the remote wireless transmission of data and the online monitoring device of water quality of trend prediction, danger early warning of development trend.
Description
Technical Field
The utility model relates to a technical field such as water resource, water environment and water quality monitoring, more specifically say, relate to a multi-parameter quality of water on-line monitoring device based on dark purple light external detector.
Background
Water is the basis on which human beings rely for survival and is an essential resource in production and life. With the rapid development of economy and society, the water using mode of the crude technical scheme can not adapt to the increasing water demand, and the phenomena of pesticide and fertilizer overload, sewage stealing, disorderly discharging and the like aggravate the water pollution and seriously harm the water quality health and the water using safety. Water quality monitoring is a powerful means for managing and controlling water pollution conditions, and is the key for mastering the current situation and development trend of water quality. However, the severe current situation of water environment puts higher and higher requirements on surface water quality monitoring, so that the surface water monitoring technology gradually becomes an important component and research topic in water environment protection work in China.
Compared with developed countries, the surface water monitoring work in China starts late, and the surface water monitoring is only 30 years from the beginning to the present in China. The traditional water quality detection method generally adopts an independent water quality detection device or utilizes a sensor to collect water quality data and process, display and control the water quality data, and the data monitored by each monitoring point is difficult to comprehensively summarize and analyze; or by collecting water samples, the corresponding index results are measured in a laboratory by using a specific physical and chemical detection method and a specific detection instrument. When surface water is monitored, a physical and chemical monitoring method is most commonly used, and the application of a remote sensing monitoring technology, an automatic water quality monitoring technology, a biological monitoring technology and the like is still in a research stage and is not mature enough.
The traditional water quality monitoring station has loose layout, small coverage range and single monitoring equipment, and limits the acquisition of all-dimensional water quality data and the deep understanding of the water environment condition of a monitoring section. The ultraviolet water quality detection method is a pure physical optical measurement method, does not need chemical reagents, does not have secondary pollution, has high photoelectric detection speed, can carry out real-time online monitoring, can reflect the dynamic condition of water quality parameters in time, quickly detects sudden pollution accidents, and provides a powerful basis for designing corresponding prevention mechanism countermeasures in a microcomputer.
Ultraviolet-visible molecular absorption spectroscopy is a method for analyzing the composition, structure and concentration of a substance according to the absorption spectrum of the substance, and the basic principle of the method is the lambert-beer absorption law, namely, the concentration of the substance is proportional to the absorbance under a certain absorption optical path:
in the formula: a is absorbance; i is0Is the intensity of incident light, I is the intensity of transmitted light, k is the molar absorption coefficient, in units of L (mol. cm)-1B is the liquid layer thickness (absorption path length) in cm, and c is the concentration of the light-absorbing substance in mol/L.
The ultraviolet-visible spectrum analysis method can directly or indirectly measure the content of most of metal ions, non-metal ions and organic pollutants in water, has the advantages of sensitivity, rapidness, accuracy, simplicity and the like, can realize the detection of various water quality parameters, has obvious technical advantages in the online monitoring of drinking water, surface water, industrial wastewater and other water bodies, and is a modern water quality monitoring technology which is competitively researched and developed by domestic and foreign scientific research institutions and main analytical instrument manufacturers.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a multi-parameter quality of water on-line monitoring device based on dark purple light external detector, it can realize normal position automated inspection water COD, BOD, TOC, turbidity, silt, multinomial quality of water parameter indexes such as UV254 in the water to realize the quality of water on-line monitoring device of long-range wireless transmission of data and development trend prediction, dangerous early warning.
The technical scheme of the utility model is that:
the utility model provides a multi-parameter quality of water on-line monitoring device based on dark purple light external detector, includes the data acquisition unit, the output electricity of data acquisition unit is connected with the central control unit, the output electricity of central control unit is connected with long-range sending unit, long-range sending unit signal access thing networking, and long-range sending unit have long-range end server through thing networking signal connection, long-range end server signal connection has the customer end, data acquisition unit and central control unit electricity are connected with the solar power supply management unit that is used for the power supply, realize multiple water quality parameter indexes such as normal position automated inspection water COD, BOD, TOC, turbidity, silt, UV in the water to realize the quality of water on-line monitoring device of long-range wireless transmission of data and development trend prediction, dangerous early warning.
As a preferred scheme of the utility model, the data acquisition unit includes support, protecting box, hole and integrated distributed water quality monitoring probe, the protecting box is fixed in the upper end of support, the hole is provided with two, and two holes set up respectively at the protecting box about both ends, integrated distributed water quality monitoring probe is fixed in the back inner wall of protecting box, and integrated distributed water quality monitoring probe detection water COD, BOD, TOC, turbidity, silt, the multiple water quality parameter index of UV254, integrated deep purple photoelectric detection module has been integrated in the integrated distributed water quality monitoring probe, and integrated distributed water quality monitoring probe realizes the detection of water COD, BOD, TOC, turbidity, silt, the multiple water quality parameter index of UV254 according to deep purple photoelectric detection module.
As a preferred scheme of the utility model, solar energy power management unit includes solar rack, battery, solar cell panel and controller, solar rack is fixed in the upper end of support, solar cell panel is fixed in solar rack's upper end, both ends about controller and battery are fixed in solar rack respectively.
As a preferred scheme of the utility model, central control unit is fixed in solar rack's right-hand member, and central control unit is located the battery lower extreme, central control unit includes multichannel data collection card, data storage module, processor module, hour hand module, display module, power voltage stabilizing module and serial communication module, multichannel data collection card, data storage module, hour hand module, display module, power voltage stabilizing module and serial communication module all are connected with the processor module electricity alone, data storage module disposes large capacity data memory interface connection USB flash disk, SD card and TF card.
As an optimized scheme of the utility model, the remote sending unit is fixed in the right-hand member of solar rack, and the remote sending unit is located between central control unit and the battery.
As an optimized scheme of the present invention, the remote sending unit is a GPRS DTU.
As a preferred scheme of the utility model, the protective box is located 10-15cm below the water surface, and the central control unit is located 80-90cm above the water surface.
As a preferable scheme of the present invention, the solar cell panel is inclined upward by 40 to 45 °.
The utility model has the beneficial technical effects that: through the utility model discloses technical scheme can realize the normal position real-time collection of multinomial quality of water information such as COD, BOD, TOC, turbidity, silt, UV254, can realize functions such as long-range wireless transmission, data change process show, development trend prediction, dangerous early warning of data to carry out operations such as data download, upload, derivation, the device can arrange and carry out real-time supervision in the field, also can be used to distributed network cloth accuse.
Drawings
FIG. 1 is a main functional block diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a main functional block diagram of the central control unit of the present invention.
Wherein:
1-a data acquisition unit; 11-a scaffold; 12-a protective box; 13-holes; 14-integrating a distributed water quality monitoring probe;
2-a central control unit; 21-a multi-channel data acquisition card; 22-a data storage module; 221-mass data storage interface; 23-a processor module; 24-hour hand module; 25-a display module; 26-a power supply voltage stabilizing module; 27-a serial communication module;
3-a solar power management unit; 31-a solar rack; 32-a storage battery; 33-solar panels; 34-a controller;
4-a remote transmitting unit;
5-the internet of things;
6-remote end server;
7-client side.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1, the multi-parameter online water quality monitoring device based on the deep ultraviolet photoelectric detector comprises a data acquisition unit 1, wherein the output end of the data acquisition unit 1 is electrically connected with a central control unit 2, the output end of the central control unit 2 is electrically connected with a remote sending unit 4, the remote sending unit 4 is in signal access to the internet of things 5, the remote sending unit 4 is in signal connection with a remote server 6 through the internet of things 5, the remote server 6 is in signal connection with a client 7, and the data acquisition unit 1 and the central control unit 2 are electrically connected with a solar power management unit 3 for supplying power;
referring to fig. 2, the data collecting unit 1 includes a support 11, a protective box 12, two holes 13 and an integrated distributed water quality monitoring probe 14, the protective box 12 is fixed on the upper end of the support 11, the protective box 12 is located 10-15cm below the water surface, the central control unit 2 is located 80-90cm above the water surface, the two holes 13 are provided, and the two holes 13 are respectively arranged on the left and right ends of the protective box 12, so that water flows in and out freely, and detection of the integrated distributed water quality monitoring probe 14 is facilitated, the integrated distributed water quality monitoring probe 14 is fixed on the rear inner wall of the protective box 12, the integrated distributed water quality monitoring probe 14 detects multiple water quality parameters such as COD, BOD, TOC, turbidity, sediment and UV254, a deep purple photoelectric detection module is integrated in the integrated distributed water quality monitoring probe 14, and the integrated distributed water quality monitoring probe 14 realizes water quality monitoring according to the COD deep purple photoelectric detection module, Detecting multiple water quality parameter indexes of BOD, TOC, turbidity, silt and UV 254;
referring to fig. 2, the solar power management unit 3 includes a solar support 31, a storage battery 32, a solar panel 33 and a controller 34, the solar support 31 is fixed at the upper end of the support 11, the solar panel 33 is fixed at the upper end of the solar support 31, preferably, the solar panel 33 is inclined upwards by 40-45 °, the controller 34 and the storage battery 32 are respectively fixed at the left and right ends of the solar support 31, the solar power management unit 3 is connected with the central control unit 2 to supply power to the data acquisition unit 1, the central control unit 2 and the remote transmission unit 4, the power supply voltage can be automatically identified, the whole set of device system adopts the solar power management unit 3 to supply power, the power required by the device operation is stable and reliable, and the requirement of continuous sampling in the natural environment is met;
referring to fig. 3, the central control unit 2 is fixed at the right end of the solar rack 31, the central control unit 2 is located at the lower end of the storage battery 32, the central control unit 2 includes a multi-channel data acquisition card 21, a data storage module 22, a processor module 23, an hour hand module 24, a display module 25, a power supply voltage stabilization module 26 and a serial communication module 27, the multi-channel data acquisition card 21, the data storage module 22, the hour hand module 24, the display module 25, the power supply voltage stabilization module 26 and the serial communication module 27 are all separately and electrically connected with the processor module 23, the data storage module 22 is configured with a large-capacity data storage interface 221 to connect a usb disk, an SD card and a TF card, the multi-channel data acquisition card 21 acquires water quality data measured by the integrated distributed water quality monitoring probe 14 at regular time according to a clock under the control of the processor module 23, the acquired data, the hour hand module 24 displays time information, the display module 25 displays the running state of the central control unit 2 and the working information of the data acquisition unit 1, the power supply voltage stabilization module 26 realizes 12-24V DC wide voltage stable power supply by using a module inner chip, the serial port communication module 27 is used for realizing the interaction of the central control unit 2 with the data acquisition unit 1 and the remote transmission unit 4, and the central control unit 2 is also provided with a device power switch (not shown in the figure);
as shown in fig. 2, the remote sending unit 4 is fixed at the right end of the solar support 31, and the remote sending unit 4 is located between the central control unit 2 and the storage battery 32, preferably, the remote sending unit 4 is a GPRS DTU, is connected to a GPRS network through a signal receiving antenna, accesses to the internet of things 5, and is connected to the remote server 6 and the client 7;
it should be noted that the client 7 can access the internet of things 5, complete network system debugging in a matching manner, integrate the functions of browsing and monitoring various basic information of a station network and a station by using the information of the GIS and other maps, realize real-time browsing of water quality data at different time scales, browsing, trend prediction, overproof early warning and the like in a single water quality index change process, and perform various operations such as data transmission downloading, uploading to a local database, report exporting and the like.
Specifically, the utility model discloses when using:
s1: fixing the integrated distributed water quality monitoring probe 14 in a protective box 12, fixing the protective box 12 at an underwater appointed depth by a support 11, and connecting the integrated distributed water quality monitoring probe 14 to the central control unit 2;
s2: installing a solar power management unit 3 and accessing a central control unit 2;
s3: the remote transmitting unit 4 is accessed to the central control unit 2;
s4: and a power switch of the device in the central control unit 2 is turned on, the remote server 6 and the client 7 are accessed to the Internet of things 5 to realize initialization setting and remote debugging of the device, and after the system is debugged successfully, the device performs data acquisition, preprocessing and remote transmission according to the setting of the central control unit 2.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.
Claims (8)
1. The utility model provides a multi-parameter quality of water on-line monitoring device based on dark purple photoelectric detector, includes data acquisition unit (1), its characterized in that: the output electricity of data acquisition unit (1) is connected with central control unit (2), the output electricity of central control unit (2) is connected with remote transmitting unit (4), remote transmitting unit (4) signal access thing networking (5), and remote transmitting unit (4) have remote end server (6) through thing networking (5) signal connection, remote end server (6) signal connection has customer end (7), data acquisition unit (1) and central control unit (2) electricity are connected with solar energy power management unit (3) that are used for the power supply.
2. The deep ultraviolet detector-based multi-parameter water quality online monitoring device according to claim 1, characterized in that: the data acquisition unit (1) comprises a bracket (11), a protective box (12), a hole (13) and a distributed water quality monitoring probe (14), the protective box (12) is fixed at the upper end of the bracket (11), two holes (13) are arranged, and two holes (13) are respectively arranged at the left end and the right end of the protective box (12), the integrated distributed water quality monitoring probe (14) is fixed on the rear inner wall of the protective box (12), and the integrated distributed water quality monitoring probe (14) detects a plurality of water quality parameter indexes of COD, BOD, TOC, turbidity, silt and UV254 of the water body, a deep purple photoelectric detection module is integrated in the integrated distributed water quality monitoring probe (14), and the integrated distributed water quality monitoring probe (14) realizes the detection of multiple water quality parameter indexes of COD, BOD, TOC, turbidity, silt and UV254 of the water body according to the deep purple photoelectric detection module.
3. The deep ultraviolet photodetector-based multi-parameter water quality online monitoring device according to claim 2, characterized in that: the solar energy power supply management unit (3) comprises a solar support (31), a storage battery (32), a solar cell panel (33) and a controller (34), wherein the solar support (31) is fixed at the upper end of the support (11), the solar cell panel (33) is fixed at the upper end of the solar support (31), and the controller (34) and the storage battery (32) are respectively fixed at the left end and the right end of the solar support (31).
4. The deep ultraviolet photodetector-based multi-parameter water quality online monitoring device according to claim 3, characterized in that: central control unit (2) are fixed in the right-hand member of solar rack (31), and central control unit (2) are located battery (32) lower extreme, central control unit (2) include multichannel data acquisition card (21), data storage module (22), processor module (23), hour hand module (24), display module (25), power steady voltage module (26) and serial communication module (27), multichannel data acquisition card (21), data storage module (22), hour hand module (24), display module (25), power steady voltage module (26) and serial communication module (27) all are connected with processor module (23) electricity alone, data storage module (22) dispose large capacity data storage interface (221) and connect USB flash disk, SD card and TF card.
5. The deep ultraviolet photodetector-based multi-parameter water quality online monitoring device according to claim 4, characterized in that: the remote transmitting unit (4) is fixed at the right end of the solar support (31), and the remote transmitting unit (4) is located between the central control unit (2) and the storage battery (32).
6. The deep ultraviolet photodetector-based multi-parameter water quality online monitoring device according to claim 5, characterized in that: the remote sending unit (4) is a GPRSDTU.
7. The deep ultraviolet photodetector-based multi-parameter water quality online monitoring device according to claim 6, characterized in that: the protective box (12) is 10-15cm below the water surface, and the central control unit (2) is 80-90cm above the water surface.
8. The deep ultraviolet photodetector-based multi-parameter water quality online monitoring device according to claim 7, characterized in that: the solar panel (33) is inclined upwards by 40-45 degrees.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895242A (en) * | 2019-10-24 | 2020-03-20 | 江苏禹治流域管理技术研究院有限公司 | Multi-parameter water quality online monitoring device based on deep ultraviolet photoelectric detector and use method thereof |
| CN111999457A (en) * | 2020-08-22 | 2020-11-27 | 华师(福建)环境科技有限责任公司 | Two-in-one intelligent online monitoring instrument for total phosphorus and total nitrogen of effluent of urban sewage plant |
-
2019
- 2019-10-24 CN CN201921792485.7U patent/CN211043118U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895242A (en) * | 2019-10-24 | 2020-03-20 | 江苏禹治流域管理技术研究院有限公司 | Multi-parameter water quality online monitoring device based on deep ultraviolet photoelectric detector and use method thereof |
| CN111999457A (en) * | 2020-08-22 | 2020-11-27 | 华师(福建)环境科技有限责任公司 | Two-in-one intelligent online monitoring instrument for total phosphorus and total nitrogen of effluent of urban sewage plant |
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