CN206074444U - A kind of self-cleaning turbidity transducer - Google Patents
A kind of self-cleaning turbidity transducer Download PDFInfo
- Publication number
- CN206074444U CN206074444U CN201620761922.9U CN201620761922U CN206074444U CN 206074444 U CN206074444 U CN 206074444U CN 201620761922 U CN201620761922 U CN 201620761922U CN 206074444 U CN206074444 U CN 206074444U
- Authority
- CN
- China
- Prior art keywords
- light source
- self
- electric machine
- machine assembly
- source probe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
This utility model belongs to water quality monitoring field, more particularly to a kind of self-cleaning turbidity transducer.Including housing, control circuit, electric machine assembly, light source probe component and self-cleaning brush, the control circuit, electric machine assembly and light source probe component are respectively positioned on enclosure interior, the control circuit is located at the top of electric machine assembly, the electric machine assembly is located at the top of light source probe component, electric machine assembly and light source probe component are connected with control circuit respectively, and self-cleaning brush is arranged on hull outside and is driven by electric machine assembly.The beneficial effects of the utility model are the problems such as solving sensor bulk demand miniaturization, transducer probe face fouling and sensor place surrounding water to precipitate.
Description
Technical field
This utility model belongs to water quality monitoring field, more particularly to a kind of self-cleaning turbidity transducer.
Background technology
In the face of the raising of increasingly serious water resources shortage, water pollution and the people to domestic water quality, thus increase water
The monitoring dynamics of matter is particularly important.Water turbidity is an important parameter for characterizing water quality quality, and turbidity transducer is
A kind of instrument of measurement water quality turbidity.With water quality monitoring parameter variation (for example monitor the temperature of water quality, dissolved oxygen,
The parameters such as electrical conductivity, PH, turbidity) and monitoring instrument miniaturization, the monitoring one-parameter instrument of water quality also gradually will be supervised
The instrument for surveying multiparameter is replaced, therefore in order to comply with the variation of water quality monitoring instrument, turbidity transducer also must be towards miniaturization
Direction is developed.
In addition, when turbidity transducer monitors the multiparameter instrument of water quality with the use of composition with other sensors, when instrument exists
When placed in waters to be measured for a long time, not only turbidity transducer detecting head surface can occur fouling or existing by microorganism attachment etc.
As, and other transducer probe faces also occur fouling or by phenomenons such as microorganism attachments, can thus reduce whole
The certainty of measurement of individual instrument.When sensor water body to be measured around there is the phenomenon of precipitation when, the measurement result of instrument is just
The truth of water quality can not be characterized.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of self-cleaning turbidity transducer, to solve sensor
The problems such as demand of volume microminiaturization, transducer probe face fouling and sensor place surrounding water are precipitated.
To solve above-mentioned technical problem, the technical scheme for being adopted is this utility model：
A kind of self-cleaning turbidity transducer is provided, which is characterized in that：Including housing, control circuit, electric machine assembly, light
Source is popped one's head in and self-cleaning brush, and the control circuit, electric machine assembly and light source probe are respectively positioned on enclosure interior, the control
Circuit is located at the top of electric machine assembly, and the electric machine assembly is located at the top of light source probe, electric machine assembly and light source probe difference
It is connected with control circuit, self-cleaning brush is arranged on hull outside and is driven by machine shaft.
The control circuit includes constant-current driven module, optical measurement module, Signal-regulated kinase, single-chip microcomputer, communication mould
Block, temperature sensor, the Signal-regulated kinase include that electric current turns potential circuit and frequency selection circuit.
The electric machine assembly includes motor and motor mount, and the motor is connected with the single-chip microcomputer, institute
State.
The light source probe includes light source probe mounting seat, light emitting diode, photo-detector diode, glass window, anti-
Penetrate prism and guiding device；
The luminous end of the light emitting diode and the photo-detector diode test side are separately mounted to light source probe peace
In two preformed holes of dress seat, their pin end is connected with control circuit by the preformed hole of the motor mount；Two
The individual reflecting prism is inserted in light source probe mounting seat, is allowed to be respectively perpendicular and is placed on light emitting diode top and photoelectricity
Detection diode top；Guiding device is inserted between two reflecting prisms, and two light-conductive holes of guiding device are used to meet scattered
Angle before and after penetrating be 90 ° and reduce other directions light impact；The glass window is close to the table of light source probe mounting seat
The pulse that face, the constant-current driven module and the single-chip microcomputer are produced coordinates driven for emitting lights diode.
The self-cleaning brush includes little brush and big brush, and the little brush is used for the windowpane for cleaning turbidity transducer
Mouthful, the big brush is used for the probe for cleaning other sensors of turbidity transducer periphery, also along band stirring turbidity transducer periphery
Local water body to be measured.If turbidity transducer is used alone, big brush can be laid down.
The beneficial effects of the utility model are：
(1) this utility model is after light that two right-angled trapezium reflecting prisms are launched to light source respectively and scattering
Light is totally reflected twice, can reduce the physical dimension of components and parts, and the loss of light is also very little, be negligible.
(2) this utility model can reduce the assembly precision of opticses, easy to operate.
(3) this utility model not only can clean the glass window surface of turbidity transducer itself, and can clean turbid
The probe of other sensors of degree sensor perimeter, also along the local water body to be measured with stirring turbidity transducer periphery.If turbid
When degree sensor is used alone, then big brush can be laid down.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is this utility model light source probe mounting structure schematic diagram；
Fig. 3 is the light path schematic diagram of light source probe of the present utility model；
Fig. 4 is theory diagram of the present utility model；
In figure：1- leads, end seat after 2-, 3,12,16- sealing rings, 4- control circuits, 5- sensor housings, 6- steppings electricity
Machine, 7- motor mounts, the big brushes of 8-, 9- light source probes, the little brushes of 10-, 11,13,14- screws, 15-L type sealing rings；401-
Constant-current driven module, 402- optical measurement modules, 403- electric currents turn voltage module, 404- frequency selection circuits, 405- single-chip microcomputers, 406-
Communication module, 407- temperature sensors, 408- motors, 409- brushes, 410- power supplies, 901- light source probe mounting seats,
902-LED light emitting diodes, 903- photo-detector diodes, 904- guiding devices, 905,906- reflecting prisms, 907- windowpanes
Mouthful.
Specific embodiment
As shown in figure 1, the turbidity transducer with self-cleaning includes lead 1, rear end seat 2, control circuit 4, sensor housing
5th, electric machine assembly, light source probe 9 and self-cleaning brush.Control circuit 4, electric machine assembly and light source probe 9 are installed in turbid
Inside degree sensor housing 5, they are followed successively by control circuit 4, electric machine assembly, light source probe from top to bottom in housing intracavitary locations
9.Electric machine assembly includes motor 6 and motor mount 7；Light source assembly includes light source probe mounting seat 901, LED luminous two
Pole pipe 902, photo-detector diode 903, guiding device 904, reflecting prism 905, reflecting prism 906 and glass window 907；
Self-cleaning brush includes big brush 8 and little brush 10.Lead 1 includes power line and connection, and lead 1 is by rear end seat 2 and control
Circuit processed 4 is connected, and control circuit 4 is connected with motor 6 by flexible circuit conductor, and the rotating shaft of motor 6 passes through light source probe
The centre bore 901_3 of mounting seat 901 is connected with self-cleaning brush.
As shown in Fig. 2 the luminous end of LED light emitting diodes 902 is inserted in the hole 901_1 of light source probe mounting seat 901,
The luminous end of photo-detector diode 903 is inserted in the hole 901_2 of light source probe mounting seat 901；Reflecting prism 905 and reflection
Prism 906 is inserted in the hole 901_6 of light source probe mounting seat 901, and 905 bottom of reflecting prism is vertically placed on LED luminous two
The top of pole pipe 902, the bottom of reflecting prism 906 are vertically placed on the top of photo-detector diode 903；Guiding device 904
Vertically insert source pop one's head in mounting seat 901 hole 901_6 in, so can leaded light can also be also prevented from 905 He of reflecting prism
The angle α that 906 movements, wherein the two of guiding device light-conductive hole 904_1 and 904_2 are used to meet before and after scattering is 90 °, so
It has been reduced by the impact of the light in other directions；The centre bore of glass window 907 is raised through the top of light source probe mounting seat 901
901_5 is close to the top end surface of light source probe mounting seat 901；LED light emitting diodes 902 and photo-detector diode 903
Pin end is connected with the circuit board of control circuit 4 through electric machine assembly by flexible circuit conductor.
As shown in figure 3, optical path of the present utility model is：The light 902_1 that LED light emitting diodes 902 are launched hangs down
It is straight enter reflecting prism 905, occur to be totally reflected when running into its hypotenuse for the first time, reflected light 902_2 runs into the straight of reflecting prism 905
The arm of angle occurs second and is totally reflected, and reflection light 902_3 is entered into through the hole 904_1 and glass window 907 of guiding device 904
In water body to be detected, there is scattering phenomenon after running into particle in the light entered in water body to be detected；With incident ray
902_3 scattered lights 903_1 at an angle of 90 pass through glass window 907 and the hole 904_2 of guiding device 904 to enter reflecting prism
906, there is total reflection after running into its right-angle side, reflection light 903_2 runs into the hypotenuse of reflecting prism 906 and is all-trans again
Penetrate, reflection light 903_3 is detected by photo-detector diode 903, and then obtain the turbid ity signal of water body to be detected.
The control circuit of turbidity transducer as shown in Figure 4 includes：The constant-current driven module of light emitting diode, optical measurement
Module, Signal-regulated kinase, single-chip microcomputer, power supply module, temperature sensor and communication module.Optical measurement module includes
LED and photo-detector diode；Signal-regulated kinase includes that electric current turns potential circuit and frequency selection circuit.Control electricity
The operation principle on road is：The pulse and constant-current drive circuit that single-chip microcomputer is produced coordinates driven for emitting lights diode (LED)；Light passes through glass
Glass window enters water body, runs into particle in water body and scattering occurs, and photo-detector diode is by receive 90 ° of scattered lights
It is converted into electric current；Electric current turns potential circuit through electric current and frequency selection circuit enters single-chip microcomputer, muddy with water according to scattered light intensity
Turbidity value after temperature-compensating is passed to PC or main control computer by communication module 406 by the relation between degree, single-chip microcomputer.
Screw 13 and screw 14 are used for the circuit board for fixing control circuit 4, and L sealing rings 15 are used for seal glass window
907 with external shell 5.After control circuit 4, motor, optical module, sealing ring 12,15 and 16 are assembled, from by its from
The top of 5 cavity of housing is slowly pushed into the bottom of housing 5, then fixes housing 5 and rear end seat 2 with screw 11, finally again
Brush is mounted in the rotating shaft of motor.
Claims (4)
1. a kind of self-cleaning turbidity transducer, it is characterised in that：Including housing, control circuit, electric machine assembly, light source probe and
Self-cleaning brush, the control circuit, electric machine assembly and light source probe are respectively positioned on enclosure interior, and the control circuit is located at electricity
The top of thermomechanical components, the electric machine assembly are located at the top of light source probe, electric machine assembly and light source probe respectively with control circuit
Connection, self-cleaning brush are arranged on hull outside and are driven by electric machine assembly.
2. a kind of self-cleaning turbidity transducer according to claim 1, it is characterised in that：The electric machine assembly includes stepping
Motor and motor mount, have two preformed holes on the motor mount.
3. a kind of self-cleaning turbidity transducer according to claim 2, it is characterised in that：The light source probe includes light source
Probe mounting seat, light emitting diode, photo-detector diode, glass window, reflecting prism and guiding device；
The luminous end of the light emitting diode and the photo-detector diode test side are separately mounted to light source probe mounting seat
Two preformed holes in, their pin end is connected with control circuit by the preformed hole of the motor mount；Two institutes
State reflecting prism to insert in light source probe mounting seat, be allowed to be respectively perpendicular and be placed on light emitting diode top and Photoelectric Detection
Diode top；Guiding device is inserted between two reflecting prisms, before two light-conductive holes of guiding device are used to meet scattering
Angle afterwards is 90 ° and reduces the impact of light on other directions；The glass window is close to the surface of light source probe mounting seat.
4. a kind of self-cleaning turbidity transducer according to claim 3, it is characterised in that：The self-cleaning brush includes little
Brush and big brush, the little brush are used for the glass window for cleaning turbidity transducer, and the big brush is used to clean turbidity biography
The probe of sensor periphery other sensors, also stirs the local water body to be measured of turbidity transducer periphery along band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620761922.9U CN206074444U (en) | 2016-07-19 | 2016-07-19 | A kind of self-cleaning turbidity transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620761922.9U CN206074444U (en) | 2016-07-19 | 2016-07-19 | A kind of self-cleaning turbidity transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206074444U true CN206074444U (en) | 2017-04-05 |
Family
ID=58425905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620761922.9U Expired - Fee Related CN206074444U (en) | 2016-07-19 | 2016-07-19 | A kind of self-cleaning turbidity transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206074444U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884369A (en) * | 2017-12-14 | 2018-04-06 | 浙江微兰环境科技有限公司 | A kind of water quality transparency probe monitors instrument |
| CN109358025A (en) * | 2018-11-06 | 2019-02-19 | 苏州奥特福环境科技有限公司 | One kind being based on irreflexive sludge detection device |
| CN109540795A (en) * | 2018-11-23 | 2019-03-29 | 国家海洋局第二海洋研究所 | A kind of protection and cleaning device for optical sensor probe |
| CN111678869A (en) * | 2020-05-29 | 2020-09-18 | 山东省科学院海洋仪器仪表研究所 | Water quality ecological parameter detection device and detection method |
-
2016
- 2016-07-19 CN CN201620761922.9U patent/CN206074444U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107884369A (en) * | 2017-12-14 | 2018-04-06 | 浙江微兰环境科技有限公司 | A kind of water quality transparency probe monitors instrument |
| CN109358025A (en) * | 2018-11-06 | 2019-02-19 | 苏州奥特福环境科技有限公司 | One kind being based on irreflexive sludge detection device |
| CN109540795A (en) * | 2018-11-23 | 2019-03-29 | 国家海洋局第二海洋研究所 | A kind of protection and cleaning device for optical sensor probe |
| CN109540795B (en) * | 2018-11-23 | 2024-02-13 | 国家海洋局第二海洋研究所 | Protection and cleaning device for optical sensor probe |
| CN111678869A (en) * | 2020-05-29 | 2020-09-18 | 山东省科学院海洋仪器仪表研究所 | Water quality ecological parameter detection device and detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206074444U (en) | A kind of self-cleaning turbidity transducer | |
| CN201497703U (en) | Turbidity sensor | |
| CN104596990B (en) | Double channel optical fiber turbidimetry method and sensor | |
| US4936151A (en) | Paddle-wheel type flow meter | |
| CN104374743B (en) | Turbidity sensor and turbidity measurement device | |
| CN103645159A (en) | High-precision sea in-situ turbidity monitor | |
| CN103674910A (en) | Ocean chlorophyll fluorescence in-situ monitor | |
| CN201583496U (en) | Self-cleaning intelligent turbidity sensor | |
| CN209590003U (en) | A kind of water monitoring device | |
| CN205720670U (en) | A kind of underwater laser diastimeter automatically can calibrated in different water bodys | |
| CN103645161A (en) | Turbidity detecting device | |
| CN204188525U (en) | Turbidity transducer and turbidity meter | |
| CN2874474Y (en) | Self filling type seawater turbidity sensor | |
| CN208937493U (en) | A kind of portable Urine Analyzer optical system detection device | |
| CN108469303B (en) | A kind of solution colour sensor | |
| CN203705343U (en) | Oceanic chlorophyll fluorescence in situ monitor | |
| CN206399780U (en) | A kind of turbidity and concentration of suspension sensor | |
| CN107388990B (en) | Laser grating striped projection system based on multifacet rotating prism | |
| CN203688442U (en) | High-precision marine in-situ turbidity monitor | |
| CN203745379U (en) | Handheld test paper reflectometer | |
| CN209495990U (en) | Mine-used I. S water quality sensor and system | |
| CN104142306A (en) | Pure digital photoelectric detection system and test method | |
| CN210037608U (en) | 90-degree scattering turbidity meter | |
| CN211292593U (en) | Chlorophyll detector | |
| CN209247101U (en) | A kind of intellectual water meter light pulse sensor of multiple spot induction type positive and negative rotation identification |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20190719 |