CN212845042U - Low turbidity sensor based on light source complementary operation - Google Patents
Low turbidity sensor based on light source complementary operation Download PDFInfo
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- CN212845042U CN212845042U CN202021715630.4U CN202021715630U CN212845042U CN 212845042 U CN212845042 U CN 212845042U CN 202021715630 U CN202021715630 U CN 202021715630U CN 212845042 U CN212845042 U CN 212845042U
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Abstract
The utility model discloses a low turbidity sensor based on light source complementary operation relates to turbidity sensing technical field, including measuring water tank and high accuracy sensor subassembly, in high accuracy sensor subassembly fixed mounting measuring water tank, measure water tank top fixed mounting and have first waterproof ventilated membrane and the waterproof ventilated membrane of second, measure the bottom of the water tank and seted up drain and delivery port, install the solenoid valve in the drain, the utility model discloses use the two light sources of transmission, first light source of transmission becomes 90 degrees with measuring photosensitive element, and second light source of transmission becomes 135 degrees angles interval with measuring photosensitive element and catches the measurement, and mutual compensation realizes the low range measurement of high accuracy, and water tank bottom surface inclined plane design ensures that the deposit of long-term accumulation is washed to the minimum by rivers, through solenoid valve automatic control blow off pipe, and the solenoid valve is controlled by MCU, can set for the interval time by oneself, The opening time realizes the automatic pollution discharge function.
Description
Technical Field
The utility model relates to a turbidity sensing technical field, in particular to low turbidity sensor based on complementary operation of light source.
Background
The turbidity of water is an important standard for measuring the water quality, a large amount of untreated sewage is discharged into lakes and rivers every year, the increasingly severe water environment situation is faced, the requirements of life quality of people are improved, the requirements of people on the water quality are correspondingly improved, the turbidity sensor is specially used for measuring the water turbidity degree, most of the existing low-turbidity sensors are simple single-light-source measurement, the measurement accuracy and the stability are poor, a box body for installing the low-turbidity sensor uses a grating multi-stage loop to remove bubbles, the size is large, a drain valve needs to be opened periodically and manually, and the maintenance amount is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low turbidity sensor based on light source complementary operation to the use grid multistage circuit that proposes in solving above-mentioned background art gets rid of the bubble, and is bulky, and single light source measurement, it is not good to survey value accuracy and stability, and the blowoff valve is opened to regular manual work, problem that the maintenance volume is big.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low turbidity sensor based on complementary operation of light source, includes measurement water tank and high accuracy sensor subassembly, high accuracy sensor subassembly fixed mounting in the measurement water tank, measurement water tank top fixed mounting has first waterproof ventilated membrane and the waterproof ventilated membrane of second, measurement water tank bottom has seted up drain and delivery port, install the solenoid valve in the drain, it is provided with the power cord to measure water tank one side.
Preferably, the bottom of the measuring water tank is provided with a sewage oblique sliding plate, and one side of the bottom of the measuring water tank is provided with a water inlet pipe in a penetrating mode.
Preferably, the high-precision sensor assembly comprises a motor, a rotary mounting disc, a cleaning wiper, a measuring photosensitive element, a first emission light source and a second emission light source.
Preferably, the rotary mounting plate is mounted on an output shaft of the motor, and the cleaning scraping brush is mounted on one side of the rotary mounting plate through a welding rod.
Preferably, the measurement photosensitive element, the first emission light source and the second emission light source are all fixedly mounted on the rotary mounting plate.
Preferably, the first emission light source is angled with respect to the measurement photosensor and the second emission light source is angled with respect to the measurement photosensor.
Preferably, an overflow pipe penetrates through one side of the top of the measuring water tank.
The utility model discloses a technological effect and advantage:
1. the utility model discloses use the two light sources of emission, first emission light source becomes the angle of 90 degrees with measuring the light sensitive element, and second emission light source becomes 135 degrees angle intervals with measuring the light sensitive element and catches the measurement, and mutual compensation realizes the low range measurement of high accuracy.
2. The utility model discloses water tank bottom surface inclined plane design ensures that long-term accumulation's precipitate is washed to the minimum by rivers, and through solenoid valve automatic control blow off pipe, the solenoid valve receives MCU control, can set for interval time, opening time by oneself, realizes automatic blowdown function.
3. The utility model discloses the water inlet is diameter 8 mm's pipe, divide into 4 earlier after getting into the water tank, 1 way of turning into, 1 way of advancing divide into 4 ways and be the rivers decompression, the bubble process that the aquatic bleb diminishes, 4 ways turn into 1 way again and be the pressure boost process, the process is got rid of to the aquatic bleb, install first waterproof ventilated membrane above the water inlet additional, be used for the remaining bubble of evacuation, the waterproof ventilated membrane of second is used for preventing that the inflow rate is too fast, perhaps preceding bubble still has not got rid of, prepare the exhaust bubble as the second.
4. The utility model discloses an intelligent electrode through 90 degrees and 135 degrees signal measurement, signal complementation, establish the experiment data equation, through data arithmetic processing realization full range high accuracy turbidity measurement, through experimental data, establishes full range multisection section linear curve, improves each section measurement accuracy, and digital output handles, realizes data storage, digital output.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a schematic diagram of a high-precision sensor assembly according to the present invention.
Fig. 3 is a flow chart illustrating the operation of the high-precision sensor module according to the present invention.
Fig. 4 is a flow chart of the medium water flow operation of the present invention.
In the figure: 1. measuring the water tank; 2. a first waterproof breathable film; 3. a second waterproof breathable film; 4. an overflow pipe; 5. a sewage draining outlet; 6. a water outlet; 7. an electromagnetic valve; 8. a high-precision sensor assembly; 9. a motor; 10. rotating the mounting plate; 11. cleaning and scraping brushes; 12. measuring the light sensitive element; 13. a first emission light source; 14. a second emission light source; 15. a water inlet pipe; 16. the dirt inclined sliding plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a low turbidity sensor based on light source complementary operation as shown in fig. 1-4, including measuring water tank 1 and high accuracy sensor subassembly 8, in 8 fixed mounting measuring water tank 1 of high accuracy sensor subassembly, 1 top fixed mounting of measuring water tank has first waterproof ventilated membrane 2 and the waterproof ventilated membrane 3 of second, has seted up drain 5 and delivery port 6 bottom measuring water tank 1, installs solenoid valve 7 in the drain 5, and measuring water tank 1 one side is provided with the power cord.
In this embodiment, 1 bottom of measuring water tank is provided with filth slide to one side 16, and inlet tube 15 is worn to be equipped with in 1 bottom one side of measuring water tank, and the water that will be used for detecting through inlet tube 15 adds measuring water tank 1 in, and filth slide to one side 16 then can ensure that the long-term deposit of accumulation is washed to the minimum by rivers, and drain 5 passes through solenoid valve automatic control blow off pipe, and the solenoid valve receives MCU control, can set for the interval time by oneself, opening time, realizes automatic blowdown function.
In the present embodiment, the high-precision sensor assembly 8 includes a motor 9, a rotary mounting plate 10, a cleaning wiper 11, a measuring photosensor 12, a first emission light source 13, and a second emission light source 14, and the rotary mounting plate 10 is used for mounting the measuring photosensor 12, the first emission light source 13, and the second emission light source 14.
In this embodiment, rotate the mounting disc 10 and install on the output shaft of motor 9, the brush 11 is scraped in the cleanness is installed in one side of rotating the mounting disc 10 through the welding rod, drives through motor 9 and rotates mounting disc 10 and rotate, and then drives the cleanness and scrapes brush 11 and rotate, realizes basic clearance effect.
In this embodiment, the measurement light sensitive element 12, the first emission light source 13 and the second emission light source 14 are all fixedly mounted on the rotary mounting plate 10, the first emission light source 13 and the measurement light sensitive element 12 form an angle of 90 degrees, the second emission light source 14 and the measurement light sensitive element 12 form an angle of 135 degrees, the first emission light source and the measurement light sensitive element form an angle of 90 degrees, the second emission light source and the measurement light sensitive element form an angle of 135 degrees for interval capture measurement, mutual compensation is achieved, and high-precision low-range measurement is achieved.
In the embodiment, an overflow pipe 4 is arranged on one side of the top of the measuring water tank 1 in a penetrating way and is used for automatically overflowing when the liquid level is too high.
This practical theory of operation: when the utility model is used, firstly, the power cord is required to be connected with an external power supply to provide electric energy for each electric appliance of the utility model, the water inlet is a pipe with the diameter of 8mm, the water inlet is divided into 4 paths after entering the water tank, the water inlet is additionally provided with a first waterproof breathable film for emptying residual bubbles, a second waterproof breathable film is used for preventing the water inlet speed from being too high or preventing the front bubbles from being not removed, the water inlet is used as a second preparation exhaust bubble, two light sources are adopted in the high-precision sensor assembly 8, the first light source and the measuring photosensitive element form a 90-degree angle, the second light source and the measuring photosensitive element form 135-degree angle interval capture measurement, mutual compensation is realized, and high-precision low-range measurement is realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. A low turbidity sensor based on light source complementary operation comprises a measuring water tank (1) and a high-precision sensor assembly (8), and is characterized in that: high accuracy sensor subassembly (8) fixed mounting in measuring water tank (1), measuring water tank (1) top fixed mounting has first waterproof ventilated membrane (2) and second waterproof ventilated membrane (3), drain (5) and delivery port (6) have been seted up to measuring water tank (1) bottom, install solenoid valve (7) in drain (5), measuring water tank (1) one side is provided with the power cord.
2. The light source complementation based low turbidity sensor according to claim 1, wherein: the bottom of the measuring water tank (1) is provided with a sewage oblique sliding plate (16), and one side of the bottom of the measuring water tank (1) is provided with a water inlet pipe (15) in a penetrating mode.
3. The light source complementation based low turbidity sensor according to claim 1, wherein: the high-precision sensor assembly (8) comprises a motor (9), a rotary mounting disc (10), a cleaning scraping brush (11), a measuring photosensitive element (12), a first emission light source (13) and a second emission light source (14).
4. A light source complementation based low turbidity sensor according to claim 3, wherein: the rotary mounting disc (10) is mounted on an output shaft of the motor (9), and the cleaning scraping brush (11) is mounted on one side of the rotary mounting disc (10) through a welding rod.
5. The light source complementation based low turbidity sensor according to claim 4, wherein: the measuring photosensitive element (12), the first emission light source (13) and the second emission light source (14) are all fixedly mounted on the rotary mounting plate (10).
6. The light source complementation based low turbidity sensor according to claim 5, wherein: the first emission light source (13) and the measuring photosensor (12) are at an angle of 90 degrees, and the second emission light source (14) and the measuring photosensor (12) are at an angle of 135 degrees.
7. The light source complementation based low turbidity sensor according to claim 1, wherein: an overflow pipe (4) penetrates through one side of the top of the measuring water tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021715630.4U CN212845042U (en) | 2020-08-18 | 2020-08-18 | Low turbidity sensor based on light source complementary operation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021715630.4U CN212845042U (en) | 2020-08-18 | 2020-08-18 | Low turbidity sensor based on light source complementary operation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996571A (en) * | 2021-11-03 | 2022-02-01 | 荣成碳纤维科技有限公司 | Dimethyl sulfoxide recovery on-line monitoring method and system thereof |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996571A (en) * | 2021-11-03 | 2022-02-01 | 荣成碳纤维科技有限公司 | Dimethyl sulfoxide recovery on-line monitoring method and system thereof |
| CN113996571B (en) * | 2021-11-03 | 2023-12-01 | 山东永成新材料有限公司 | Dimethyl sulfoxide recycling on-line monitoring method and system thereof |
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