CN205484299U - Quality of water on -line measuring device - Google Patents
Quality of water on -line measuring device Download PDFInfo
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- CN205484299U CN205484299U CN201521140323.7U CN201521140323U CN205484299U CN 205484299 U CN205484299 U CN 205484299U CN 201521140323 U CN201521140323 U CN 201521140323U CN 205484299 U CN205484299 U CN 205484299U
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- line measuring
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Abstract
The utility model relates to a quality of water on -line measuring device, including the analytic unit, quality of water on -line measuring device further includes: signal converting unit, signal converting unit receives instruction of system appearance and external signal, will external signal converts volume signal and conveying to system appearance unit into, system appearance unit, system appearance unit includes first container, second container, third container, first container through first advance kind passageway with the third container is linked together, the second container through the second advance kind passageway with the third container is linked together, await measuring the water sample through the third advance kind passageway with the third container is linked together, system appearance unit is linked together with the analytic unit. The utility model has the advantages of simple structure, convenient high efficiency, automatic system appearance.
Description
Technical field
This utility model relates to water quality monitoring field, exists particularly to a kind of water quality comprising automatic sample unit
Line detector.
Background technology
In the on-the-spot application of monitoring water quality on line system, often need the accuracy to analyser, water sample
The suitability etc. of test is estimated, and typically can carry out water sample mark-on and reclaim test, the mark of variable concentrations level
Liquid verifications etc. operate.When currently indices being estimated, there is following defect:
1, when carrying out the recovery test of water sample mark-on and the analyser test water sample suitability being estimated, the most frequently used
Method be manual sampling, preparation mark-on after water sample, at the scene wait test complete, the longest and easy
There is operating error；
2, when carrying out standard specimen verification test and being estimated the accuracy of analyser, most common method is people
The standard specimen of work preparation variable concentrations level verifies mark liquid, waits that test completes at the scene, the longest and easy
There is operating error；
3, when water sample concentration exceedes analyser range value, need to change to bigger range, without more
In the case of wide range is optional, it is impossible to the water sample of big concentration is realized on-line monitoring.
Utility model content
In order to solve the deficiency in above-mentioned prior art, this utility model provide a kind of simple in construction,
Convenient and efficient, automatic sample, it is suitable for the water quality on-line measuring device of high concentration water sample analysis.
The purpose of this utility model is achieved through the following technical solutions:
A kind of water quality on-line measuring device, including analytic unit, described water quality on-line measuring device wraps further
Include:
Signal conversion unit, described signal conversion unit receives sample preparation instruction and external signal, by described outside
Signal is converted to volume signals and is sent to sample preparation unit；
Sample preparation unit, described sample preparation unit includes the first container, second container, the 3rd container, described first
Container is connected with described 3rd container by the first sample intake passage；Described second container is led to by the second sample introduction
Road is connected with described 3rd container；Water sample to be measured is connected with described 3rd container by the 3rd sample intake passage；
Described sample preparation unit is connected with analytic unit.
According to above-mentioned water quality on-line measuring device, it is preferable that described water quality on-line measuring device wraps further
Include:
Management of quality control unit, the output sample preparation instruction of described Management of quality control unit.
According to above-mentioned water quality on-line measuring device, alternatively, described sample preparation instruction refers to for water sample to be measured dilution
Instruction is prepared in order or mark liquid preparation instruction or mark-on recovery sample.
According to above-mentioned water quality on-line measuring device, alternatively, described external signal is water sample to be measured dilution times
Count or treat system mark liquid concentration or water sample concentration.
According to above-mentioned water quality on-line measuring device, it is preferable that be provided with for constant volume on described 3rd container
Constant volume parts.
According to above-mentioned water quality on-line measuring device, alternatively, described constant volume parts be floating-ball level switch or
Position-limiting tube or overfall or conductance liquid level detector or photoelectric liquid level detector.
According to above-mentioned water quality on-line measuring device, it is preferable that described 3rd container is provided with mixing component.
According to above-mentioned water quality on-line measuring device, alternatively, described mixing component is air-blowing agitator or magnetic
Power agitator.
According to above-mentioned water quality on-line measuring device, it is preferable that be provided with in described first container and second container
Liquid level sensor.
According to above-mentioned water quality on-line measuring device, it is preferable that be provided with leakage fluid dram on described 3rd container.
According to above-mentioned water quality on-line measuring device, it is preferable that described first sample intake passage, the second sample introduction are logical
It is respectively arranged with delivery pump on road and the 3rd sample intake passage.
Compared with prior art, this utility model has the beneficial effect that
1, water quality on-line measuring device of the present utility model arranges sample preparation unit, can be by set of device simultaneously
Realize water sample, mark-on recovery water sample, the automatic preparation of variable concentrations mark liquid after water sample to be measured, dilution, it is not necessary to
Artificial preparation, simple in construction, simple operation is efficient, automaticity is high.
2, by the dilution to water sample to be measured, in the case of analyser range is less, it is achieved to high concentration water
The on-line checking of sample.
3, the mark liquid of variable concentrations is prepared and through analytic unit analysis, it is achieved the accuracy of analytic unit is verified；
Preparation mark-on recovery sample and the calculating of recovery of standard addition, understand in water sample to be measured whether there is matrix in time
Interference, the suitability of assessment water sample test.
Accompanying drawing explanation
Referring to the drawings, disclosure of the present utility model will be easier to understand.Those skilled in the art are easy
Be understood by: these accompanying drawings be used only for illustrate the technical solution of the utility model, and be not intended to right
Protection domain of the present utility model is construed as limiting.In figure:
Fig. 1 is the structural representation of the water quality on-line measuring device of this utility model embodiment 1；
Fig. 2 is the structural representation of the sample preparation unit of the water quality on-line measuring device of this utility model embodiment 1.
Detailed description of the invention
Fig. 1-2 and following description describe optional embodiment of the present utility model to instruct people in the art
How member implements and reproduces this utility model.In order to instruct technical solutions of the utility model, simplify or omit
Some conventional aspects.Those skilled in the art should understand that and be derived from the modification of these embodiments or replace general
In the range of this utility model.Those skilled in the art should understand that following characteristics can group in every way
Close to form multiple modification of the present utility model.Thus, this utility model be not limited to following can embodiment party
Formula, and only limited by claim and their equivalent.
Embodiment 1
Fig. 1 schematically illustrates the structural representation of the water quality on-line measuring device of the present embodiment, and Fig. 2 shows
Give to meaning property the structural representation of the sample preparation unit of the water quality on-line measuring device of the present embodiment, such as Fig. 1-2
Shown in, described water quality on-line measuring device includes:
Analytic unit；
Signal conversion unit, described signal conversion unit receives sample preparation instruction and external signal, by described outside
Signal is converted to volume signals and is sent to sample preparation unit；
Sample preparation unit, described sample preparation unit includes the first container, second container, the 3rd container, described first
Container is connected with described 3rd container by the first sample intake passage；Described second container is led to by the second sample introduction
Road is connected with described 3rd container；Water sample to be measured is connected with described 3rd container by the 3rd sample intake passage；
Described sample preparation unit is connected with analytic unit.
In order to realize that high concentration is outranged the on-line checking of water sample, the detection of analytic unit accuracy or water sample
The suitability is assessed, and high concentration outranges water sample and is diluted, prepares variable concentrations mark liquid or carry out mark-on and return
Prepared by receipts sample, therefore:
Further, described sample preparation instruction instructs or marks liquid preparation instruction for water sample to be measured dilution or mark-on reclaims
Sample preparation instructs.
Further, described external signal is water sample extension rate to be measured or treats system mark liquid concentration or water sample concentration.
In water quality on-line measuring device application process, management personnel can assign at any time according to service condition
Sample preparation instructs to signal conversion unit.In order to carry the automated management of height detection device, make management personnel permissible
Grasp the water sample suitability and the accuracy of analytic unit at any time, therefore:
Further, described water quality on-line measuring device also includes: Management of quality control unit, described Management of quality control
Unit output sample preparation instruction, the sample that the preparation of order sample preparation unit is different.Management of quality control unit can be to be measured
Water sample concentration exports water sample to be measured dilution instruction when exceeding range；Can also be by some cycles, time, data
The mode such as abnormal or random exports mark liquid preparation instruction or analytic unit is carried out by the preparation instruction of mark-on recovery sample
Verify.Of course, Management of quality control unit is equally referred to by some cycles or random output water sample to be measured dilution
Order.
Further, described 3rd container is provided with the constant volume parts for constant volume, improves sample preparation unit style
The accuracy of sample.
Further, described 3rd container is provided with mixing component, improves sample preparation unit when sample mix
Uniformity.
The different samples of sample preparation unit preparation only take a small amount of sample and enter analytic unit analysis, and remaining sample passes through
The leakage fluid dram being arranged on the 3rd container is discharged.
For ensureing that liquid in the first container, second container and water sample to be measured enter the 3rd container mixing smoothly,
Therefore:
Further, described first sample intake passage, the second sample intake passage and the 3rd sample intake passage are respectively provided with
There is delivery pump.
The present embodiment has an advantage that: same water quality on-line measuring device can realize water after water sample to be measured, dilution
Sample, mark-on reclaim the automatic preparation of water sample, variable concentrations mark liquid；In the case of water sample concentration exceedes range,
Realize the on-line checking to high concentration water sample；Realize the accuracy of analytic unit is verified and the water sample suitability
Assessment.
Embodiment 2
The application of the water quality on-line measuring device of this utility model embodiment 1.In this application examples, first holds
Device stores container for mark liquid, and mark liquid reclaims water sample for the preparation of variable concentrations mark liquid or mark-on to be prepared；Second holds
Device is that pure water stores container, and pure water is used for diluting water sample to be measured, dilution mark liquid or cleaning the 3rd container；3rd
Container is mixing sample preparation container, and it (can also be that Floating Ball Liquid Level is opened that described mixing sample preparation container arranges overfall
The constant volume parts such as pass, position-limiting tube, conductance liquid level detector or photoelectric liquid level detector), mixing component is (such as gas
Blow agitator or magnetic stirring apparatus etc.)；Analytic unit is Water Test Kits.Described mark liquid stores container and pure water
It is provided with liquid level sensor in storing container, understands the Residual liquid in container, Residual liquid by liquid level signal
Time not enough, produce and report to the police.
The workflow of the water quality on-line measuring device of the present embodiment is as follows:
S1. signal conversion unit receives sample preparation instruction and external signal, and described external signal is converted to volume letter
Number and be sent to sample preparation unit；
Specifically, water sample to be measured dilution instruction and the extension rate n of water sample to be measured are received when signal conversion unit
Time, if n=0, the most do not dilute water sample to be measured, be then converted to volume signals: mark liquid amasss VMark=0, pure water volume
VPure water=0, volume of water sample V to be measuredWater sample=constant volume；If n >=1, n times will be diluted to, then by water sample to be measured
Be converted to volume signals: mark liquid amasss VMark=0, pure water volume VPure water=constant volume, volume of water sample V to be measuredWater Sample=VPure water/n；
When signal conversion unit receives mark liquid preparation instruction and mark liquid concentration CMark, wait to join mark liquid concentration CJoin markTime,
It is scaled volume signals: VMark=(CJoin mark×VPure water)/(CMark-CJoin mark), VPure water=constant volume, VWater sample=0；
When signal conversion unit receives the preparation instruction of mark-on recovery sample and mark liquid concentration CMarkTime, it is scaled volume
Signal；
S2. according to volume signals, in mixing container, mark liquid, water sample to be measured or pure water, mix homogeneously are injected；
S3. the different sample delivery after sample preparation unit is prepared are to Water Test Kits analysis.
The mode of the sample of constant volume is accurately injected in mixing sample preparation container, for the state of the art,
Do not repeat them here.
Further, described workflow also includes:
It is C according to water sample concentration after the dilution that water sample extension rate n and Water Test Kits recordDilute, Management of quality control
Unit output water sample concentration to be measured: if n=0, then CWater sample to be measured=CDilute；If n >=1, then CWater sample to be measured=(n+1) ×
CDilute；
Liquid concentration C is marked according to waiting to joinJoin markAnd the mark liquid concentration after the preparation that records of Water Test Kits, Management of quality control
The accuracy of unit evaluation Water Test Kits；
According to water sample concentration, mark-on volume and mark liquid concentration after water sample concentration to be measured, mark-on, calculate mark-on and return
Yield, the water sample to be measured suitability of Management of quality control unit evaluation.
Embodiment 3
The present embodiment provides a kind of water quality on-line measuring device, as different from Example 1, sample preparation unit with
It is provided with three-way valve on the pipeline that analytic unit is connected, the standard solution of fixed concentration can be passed through, with to dividing
The accuracy of analysis unit is verified.
Above-mentioned embodiment should not be construed as the restriction to this utility model protection domain.Pass of the present utility model
Key is: set of device realizes water sample, mark-on recovery water sample, variable concentrations mark after water sample to be measured, dilution simultaneously
The automatic preparation of liquid.In the case of without departing from this utility model spirit, that makes this utility model is any
Within the change of form all should fall into protection domain of the present utility model.
Claims (10)
1. a water quality on-line measuring device, including analytic unit, it is characterised in that: described water quality is examined online
Survey device farther includes:
Signal conversion unit, described signal conversion unit receives sample preparation instruction and external signal, by described outside
Signal is converted to volume signals and is sent to sample preparation unit；
Sample preparation unit, described sample preparation unit includes the first container, second container, the 3rd container, described first
Container is connected with described 3rd container by the first sample intake passage；Described second container is led to by the second sample introduction
Road is connected with described 3rd container；Water sample to be measured is connected with described 3rd container by the 3rd sample intake passage；
Described sample preparation unit is connected with analytic unit.
Water quality on-line measuring device the most according to claim 1, it is characterised in that: described water quality is online
Detection device farther includes:
Management of quality control unit, the output sample preparation instruction of described Management of quality control unit.
Water quality on-line measuring device the most according to claim 1 and 2, it is characterised in that: described sample preparation
Instruction is for water sample to be measured dilution instruction or marks liquid preparation instruction or the preparation instruction of mark-on recovery sample.
Water quality on-line measuring device the most according to claim 1, it is characterised in that: described external signal
For water sample extension rate to be measured or treat system mark liquid concentration or water sample concentration.
Water quality on-line measuring device the most according to claim 1, it is characterised in that: described 3rd container
On be provided with the constant volume parts for constant volume.
Water quality on-line measuring device the most according to claim 5, it is characterised in that: described constant volume parts
For floating-ball level switch or position-limiting tube or overfall or conductance liquid level detector or photoelectric liquid level detector.
Water quality on-line measuring device the most according to claim 1, it is characterised in that: described 3rd container
It is provided with mixing component.
Water quality on-line measuring device the most according to claim 1, it is characterised in that: described first container
Be provided with liquid level sensor in second container.
Water quality on-line measuring device the most according to claim 1, it is characterised in that: described 3rd container
On be provided with leakage fluid dram.
Water quality on-line measuring device the most according to claim 1, it is characterised in that: described first enters
It is respectively arranged with delivery pump on sample passage, the second sample intake passage and the 3rd sample intake passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140323.7U CN205484299U (en) | 2015-12-31 | 2015-12-31 | Quality of water on -line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140323.7U CN205484299U (en) | 2015-12-31 | 2015-12-31 | Quality of water on -line measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN205484299U true CN205484299U (en) | 2016-08-17 |
Family
ID=56663382
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521140323.7U Active CN205484299U (en) | 2015-12-31 | 2015-12-31 | Quality of water on -line measuring device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115568A (en) * | 2018-07-23 | 2019-01-01 | 上海市农业科学院 | Laboratory sample preparation facilities |
| CN109633110A (en) * | 2018-11-22 | 2019-04-16 | 广西师范学院 | A kind of fish stock assessment models based on the valley environment factor |
| CN114062522A (en) * | 2020-07-30 | 2022-02-18 | 湖南三德盈泰环保科技有限公司 | Sample pretreatment automation device and method |
| CN115436585A (en) * | 2022-07-25 | 2022-12-06 | 广州伊创科技股份有限公司 | Online intelligent labeling method for water quality monitoring |
| CN117871879A (en) * | 2024-03-12 | 2024-04-12 | 深圳市深水龙岗水务集团有限公司 | Automatic water quality detection system and method |
-
2015
- 2015-12-31 CN CN201521140323.7U patent/CN205484299U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115568A (en) * | 2018-07-23 | 2019-01-01 | 上海市农业科学院 | Laboratory sample preparation facilities |
| CN109633110A (en) * | 2018-11-22 | 2019-04-16 | 广西师范学院 | A kind of fish stock assessment models based on the valley environment factor |
| CN109633110B (en) * | 2018-11-22 | 2021-06-25 | 广西师范学院 | Resource assessment model based on watershed environment factors |
| CN114062522A (en) * | 2020-07-30 | 2022-02-18 | 湖南三德盈泰环保科技有限公司 | Sample pretreatment automation device and method |
| CN115436585A (en) * | 2022-07-25 | 2022-12-06 | 广州伊创科技股份有限公司 | Online intelligent labeling method for water quality monitoring |
| CN117871879A (en) * | 2024-03-12 | 2024-04-12 | 深圳市深水龙岗水务集团有限公司 | Automatic water quality detection system and method |
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