CN208060369U - Total chromium water quality on-line checking analyzer - Google Patents
Total chromium water quality on-line checking analyzer Download PDFInfo
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- CN208060369U CN208060369U CN201820344164.XU CN201820344164U CN208060369U CN 208060369 U CN208060369 U CN 208060369U CN 201820344164 U CN201820344164 U CN 201820344164U CN 208060369 U CN208060369 U CN 208060369U
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- optical test
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Abstract
A kind of total chromium water quality on-line checking analyzer, is related to field of water quality detection.Total chromium water quality on-line checking analyzer respectively measures the top of sample cell, middle part and bottom using three optical test path components, and controller is according to the measurement result of three water levels, the comprehensive total chrome content for obtaining final water quality.The device reasonable design, simple in structure, measurement effect is good, and accuracy is high.
Description
Technical field
The utility model is related to field of water quality detection, more particularly to a kind of total chromium water quality on-line checking analyzer.
Background technology
Chromium is a kind of moderately toxic element, very strong to the toxicity of human body, can then be accumulated in vivo by people's reference, for a long time
Using disease can be caused, thus it is particularly significant to the monitoring of total chromium.When existing device tests and analyzes total chromium, only to test pond
In a certain water level tested, cause obtain result be inaccurate.
Invention content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of total chromium water quality on-line checking analysis
Instrument, it is the device reasonable design, simple in structure, it is easily installed and safeguards, saved a large amount of manpower and material resources.
Technical solution used by the utility model is：A kind of total chromium water quality on-line checking analyzer, is characterized in that,
Include the first optical test path component for being measured to upper layer water level, the second light path for being measured to middle level water level
Test suite and third optical test path component for being measured to lower layer's water level, the first optical test path component are arranged in sample
The top in pond, the second optical test path component are arranged at the middle part of sample cell, and third optical test path component is arranged at the bottom of sample cell
Portion, the first optical test path component, the second optical test path component and third optical test path component are connect with controller respectively.
In said program, the first optical test path component, the second optical test path component and third optical test path modular construction phase
Together.
In said program, the first optical test path component, the second optical test path component and third optical test path component include
Light source, reference signal detector, half-reflecting half mirror, the output optical fiber, collimating mirror, condenser, measuring signal detector and binary channels
Signal sampler, wherein for the light that light source is sent out after half-reflecting half mirror reflects, an output end of half-reflecting half mirror connects reference
Another output end of the input terminal of signal detector, half-reflecting half mirror is arranged by the output optical fiber connection in sample cell outer wall
Collimating mirror is additionally provided with condenser in sample cell outer wall, and collimating mirror is located at same level, the output end of condenser with condenser
Connect the input terminal of measuring signal detector, the output end of reference signal detector, the output end difference of measuring signal detector
Connect the input terminal of double-channel signal sampler, the input terminal of the output end connection controller of double-channel signal sampler.
The utility model has the beneficial effects that：Total chromium water quality on-line checking analyzer, using three optical test path components,
The top of sample cell, middle part and bottom are measured respectively, controller is according to the measurement result of three water levels, and comprehensive acquisition is most
The total chrome content of whole water quality.The device reasonable design, simple in structure, measurement effect is good, and accuracy is high.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structural schematic diagram of total chromium water quality on-line checking analyzer in the utility model embodiment；
Number explanation is as follows in figure：1 light source, 2 reference signal detectors, 3 half-reflecting half mirrors, 4 the output optical fibers, 5 collimating mirrors,
6 sample cells, 7 condensers, 8 measuring signal detectors, 9 double-channel signal samplers, 10 controllers, 11 light sources, 12 reference signals
Detector, 13 half-reflecting half mirrors, 14 the output optical fibers, 15 collimating mirrors, 16 condensers, 17 measuring signal detectors, 18 binary channels letter
Number sampler, 19 light sources, 20 reference signal detectors, 21 half-reflecting half mirrors, 22 the output optical fibers, 23 collimating mirrors, 24 condensers, 25
Measuring signal detector, 26 double-channel signal samplers.
Specific implementation mode
Keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings 1 and specific
Embodiment is described in further detail the utility model.
Embodiment 1：
The total chromium water quality on-line checking analyzer used in the present embodiment, is characterized in that, including be used for upper water
Position measure the first optical test path component, the second optical test path component for being measured to middle level water level and for pair
The third optical test path component that lower layer's water level measures.First optical test path component is arranged in the top of sample cell 6, the second light
Road test suite is arranged at the middle part of sample cell 6, and third optical test path component is arranged in the bottom of sample cell 6, and the first light path is surveyed
Examination component, the second optical test path component and third optical test path component are connect with the input terminal of controller 10 respectively.
The first optical test path component, the second optical test path component in the present embodiment and third optical test path modular construction phase
Together.
First optical test path component includes light source 1, reference signal detector 2, half-reflecting half mirror 3, the output optical fiber 4, collimation
Mirror 5, condenser 7, measuring signal detector 8 and double-channel signal sampler 9, wherein the light that light source 1 is sent out is through half-reflecting half mirror
After 3 refractions, an output end connection reference signal detector 2, another output end is arranged by the connection of the output optical fiber 4 in sample
The collimating mirror 5 of 6 outer wall of pond is additionally provided with condenser 7 in 6 outer wall of sample cell, and collimating mirror 5 is located at same level with condenser 7,
The input terminal of the output end connection measuring signal detector 8 of condenser 7, the output end of reference signal detector 2, measuring signal inspection
The output end for surveying device 8 is separately connected the input terminal of double-channel signal sampler 9, the output end connection of double-channel signal sampler 9
The input terminal of controller 10.Controller 10 can obtain total chrome content in the water level of upper layer according to monochromatic absorbance.
Second optical test path component, including light source 11, reference signal detector 12, half-reflecting half mirror 13, the output optical fiber 14,
Collimating mirror 15, condenser 16, measuring signal detector 17 and double-channel signal sampler 18, wherein the light warp that light source 11 is sent out
After half-reflecting half mirror 13 reflects, an output end connection reference signal detector 12, another output end passes through the output optical fiber 14
The collimating mirror 15 in 6 outer wall of sample cell is arranged in connection, and condenser 16, and collimating mirror 15 and optically focused are additionally provided in 6 outer wall of sample cell
Mirror 16 is located at same level, the input terminal of the output end connection measuring signal detector 17 of condenser 16, reference signal detection
The output end of device 12, the output end of measuring signal detector 17 are separately connected the input terminal of double-channel signal sampler 18, bilateral
Another input terminal of the output end connection controller 10 of road signal sampler 18.Controller 10 can be according to monochromatic absorbance
Obtain total chrome content in the water level of middle level.
Third optical test path component, including light source 19, reference signal detector 20, half-reflecting half mirror 21, the output optical fiber 22,
Collimating mirror 23, condenser 24, measuring signal detector 25 and double-channel signal sampler 26, wherein the light warp that light source 19 is sent out
After half-reflecting half mirror 21 reflects, an output end connection reference signal detector 20, another output end passes through the output optical fiber 22
The collimating mirror 23 in 6 outer wall of sample cell is arranged in connection, and condenser 24, and collimating mirror 23 and optically focused are additionally provided in 6 outer wall of sample cell
Mirror 24 is located at same level, the input terminal of the output end connection measuring signal detector 25 of condenser 24, reference signal detection
The output end of device 20, the output end of measuring signal detector 25 are separately connected the input terminal of double-channel signal sampler 26, bilateral
The input terminal of the output end connection controller 10 of road signal sampler 26.Under controller 10 can be obtained according to monochromatic absorbance
Total chrome content in layer water level.
The operation principle of optical tests component in the present embodiment is：LED lamp sources generate light beam and pass through half anti-optics of lens
Element is divided, and LED light sources is divided into equal strength two-beam, light beam passes through the vessel pond for filling solution to be measured, and light beam is used
Air makees blank reference.Detecting system can inhibit detecting system temperature drift to two-way opto-electronic conversion physical signal synchronized sampling
With other systems error and realize light intensity compensating for variations.
The present embodiment can be realized using three optical test path components distinguishes total chrome content in the water level of sample cell upper, middle and lower
It is detected, controller takes the average value of total chrome content, obtain final water further according to the testing result of upper, middle and lower layer water level
Matter total chrome content ensure that the accuracy of measurement.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (3)
1. a kind of total chromium water quality on-line checking analyzer, which is characterized in that include first for being measured to upper layer water level
Optical test path component, the second optical test path component for being measured to middle level water level and for being measured to lower layer's water level
Third optical test path component, the first optical test path component is arranged at the top of sample cell, and the setting of the second optical test path component exists
The middle part of sample cell, third optical test path component are arranged in the bottom of sample cell, the first optical test path component, the second optical test path
Component and third optical test path component are connect with controller respectively.
2. chromium water quality on-line checking analyzer as described in claim 1 total, which is characterized in that the first optical test path component, the
Two optical test path components and third optical test path modular construction are identical.
3. chromium water quality on-line checking analyzer as described in claim 1 total, which is characterized in that the first optical test path component, the
Two optical test path components and third optical test path component include light source, reference signal detector, half-reflecting half mirror, emergent light
Fibre, collimating mirror, condenser, measuring signal detector and double-channel signal sampler, wherein the light that light source is sent out is through half-reflection and half-transmission
After mirror refraction, the input terminal of an output end connection reference signal detector, another output end is set by the output optical fiber connection
The collimating mirror in sample cell outer wall is set, is additionally provided with condenser in sample cell outer wall, and collimating mirror is located at same level with condenser
Face, the input terminal of the output end connection measuring signal detector of condenser, the output end of reference signal detector, measuring signal inspection
The output end for surveying device is separately connected the input terminal of double-channel signal sampler, the output end connection control of double-channel signal sampler
The input terminal of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820344164.XU CN208060369U (en) | 2018-03-14 | 2018-03-14 | Total chromium water quality on-line checking analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820344164.XU CN208060369U (en) | 2018-03-14 | 2018-03-14 | Total chromium water quality on-line checking analyzer |
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| Publication Number | Publication Date |
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| CN208060369U true CN208060369U (en) | 2018-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820344164.XU Active CN208060369U (en) | 2018-03-14 | 2018-03-14 | Total chromium water quality on-line checking analyzer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023070838A1 (en) * | 2021-10-26 | 2023-05-04 | 中国科学院深圳先进技术研究院 | Underwater absorbance photometer and water quality detection method |
-
2018
- 2018-03-14 CN CN201820344164.XU patent/CN208060369U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023070838A1 (en) * | 2021-10-26 | 2023-05-04 | 中国科学院深圳先进技术研究院 | Underwater absorbance photometer and water quality detection method |
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