CN105158051A - Dilution device for determination of high-concentration water sample through water-quality on-line analyzer - Google Patents
Dilution device for determination of high-concentration water sample through water-quality on-line analyzer Download PDFInfo
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- CN105158051A CN105158051A CN201510658474.XA CN201510658474A CN105158051A CN 105158051 A CN105158051 A CN 105158051A CN 201510658474 A CN201510658474 A CN 201510658474A CN 105158051 A CN105158051 A CN 105158051A
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Abstract
The invention relates to a dilution device for determination of a high-concentration water sample through a water-quality on-line analyzer. The dilution device comprises a dilution sample pipe, wherein the dilution sample tube is communicated with a peristaltic pump A and a sample feeding pipe; a pipe clamping valve A is arranged at the communication part of the dilution sample pipe and the sample feeding pipe; a discharging pipe is arranged on the dilution sample pipe; a pipe clamping valve B is arranged at the top end of the discharging pipe of the dilution sample pipe; a pipeline is communicated with the side wall of the dilution sample pipe; an optical detector is arranged on the pipeline of the side wall of the dilution sample pipe; a peristaltic pump B is communicated with the pipeline of the side wall of the dilution sample pipe; a peristaltic pump C is communicated with the inlet of the sample feeding pipe; an overflow pipe is arranged on the sample feeding pipe; a two-position three-way electromagnetic valve is arranged between the peristaltic pump B and the pipeline of the side wall of the dilution sample pipe. The dilution device has the advantages that the dilution ratio is high, on-line monitoring is realized, and the dilution precision is high.
Description
Technical field
The invention belongs to technical field of waste water processing, be specifically related to a kind of air mix facilities measuring high concentration water sample for water quality online analyzer.
Background technology
The shortcoming of present dilution technology is: the air mix facilities 1, applying to water quality on-line analysis field in the market is not all reported and can be diluted thousands of times to high concentration water sample.2, current air mix facilities is applied to laboratory equipment (such as, Atomic absorption, atomic fluorescence and mass spectrum etc.) more, cannot be applied to the on-line monitoring of water pollution source, and price comparison is expensive.Though 3, some water quality online analyzer can dilute high concentration water sample, extension rate is not high, and precision is inadequate simultaneously, therefore needs a kind of air mix facilities measuring high concentration water sample for water quality online analyzer.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, and the air mix facilities of the water quality online analyzer mensuration high concentration water sample that a kind of extension rate is high, on-line monitoring, dilution precision are high is provided.
The object of the present invention is achieved like this: a kind of air mix facilities measuring high concentration water sample for water quality online analyzer, it comprises diluted sample pipe, described diluted sample pipe is communicated with peristaltic pump A, sample feeding pipe, described diluted sample pipe and sample feeding pipe connectivity part are provided with pinch valve A, described diluted sample pipe is provided with delivery pipe, the top of the delivery pipe of described diluted sample pipe is provided with pinch valve B, the sidewall of described diluted sample pipe is communicated with pipeline, the pipeline of the sidewall of described diluted sample pipe is provided with light inspection, the pipeline communication of the sidewall of described diluted sample pipe has peristaltic pump B, the porch of described sample feeding pipe is communicated with peristaltic pump C, and described sample feeding pipe is provided with run-down pipe, is provided with two-bit triplet solenoid valve between described peristaltic pump B and the sidewall pipeline of diluted sample pipe.
Described two-bit triplet solenoid valve is 24V DC electromagnetic valve.
Described peristaltic pump A, the specification of peristaltic pump C are consistent.
The power of described peristaltic pump B is less than the power of peristaltic pump A.
The power of described peristaltic pump B is less than the power of peristaltic pump C.
Described pinch valve A is consistent with the specification of pinch valve B.
Described pinch valve A and pinch valve B is solenoid valve.
The form of described light inspection is transparent window.
The form place of described light inspection is provided with liquid level sensor.
Beneficial effect of the present invention: the present invention is used for the air mix facilities measuring high concentration water sample in water quality online analyzer, this device can carry out dilution several thousand times to enriched sample, and improve accuracy and the precision of enriched sample measurement result, also shorten the time that in-line analyzer consumes because of diluting high-concentration sample simultaneously, shorten the determination period of water sample, utilize the quantitative sample of overflow sampling cup, solve traditional sampling proportioning device and easily produce the problem that bubble causes sampling deviation; Total, the present invention has that extension rate is high, on-line monitoring, advantage that dilution precision is high.
Accompanying drawing explanation
Fig. 1 is a kind of schematic diagram measuring the air mix facilities of high concentration water sample for water quality online analyzer of the present invention.
Embodiment
Embodiment 1
As shown in Figure 1, a kind of air mix facilities measuring high concentration water sample for water quality online analyzer, it comprises diluted sample pipe, described diluted sample pipe is communicated with peristaltic pump A, sample feeding pipe, described diluted sample pipe and sample feeding pipe connectivity part are provided with pinch valve A, described diluted sample pipe is provided with delivery pipe, the top of the delivery pipe of described diluted sample pipe is provided with pinch valve B, the sidewall of described diluted sample pipe is communicated with pipeline, the pipeline of the sidewall of described diluted sample pipe is provided with light inspection, the pipeline communication of the sidewall of described diluted sample pipe has peristaltic pump B; The porch of described sample feeding pipe is communicated with peristaltic pump C, and described sample feeding pipe is provided with run-down pipe, is provided with two-bit triplet solenoid valve between described peristaltic pump B and the sidewall pipeline of diluted sample pipe.
During the invention process, diluted sample pipe is communicated with peristaltic pump A, sample feeding pipe, diluted sample pipe and sample feeding pipe connectivity part are arranged pinch valve A, on diluted sample pipe, delivery pipe is set, the top of the delivery pipe of diluted sample pipe is arranged pinch valve B, the sidewall connecting pipe of diluted sample pipe, the pipeline of the sidewall of diluted sample pipe being arranged light inspection, the pipeline communication peristaltic pump B of the sidewall of diluted sample pipe; The porch of sample feeding pipe is communicated with peristaltic pump C, run-down pipe is set on sample feeding pipe, two-bit triplet solenoid valve is set between peristaltic pump B and the sidewall pipeline of diluted sample pipe; Can carry out work after completing above-mentioned installation, its workflow is: the water sample being extracted certain hour by peristaltic pump C, and excessive water sample is discharged by sample feeding pipe overflow pipe, guarantees that each water sample extracted is equivalent; A, at this moment pinch valve A open, high concentration water sample in sample feeding pipe flow in dilution tube, shut pinch valve A, peristaltic pump A starts to intake in dilution tube, when arriving light inspection position and liquid level being detected, peristaltic pump A stops, and peristaltic pump B starts air blowing and carries out mixing stirring to water sample, now completes the operation of dilution 55 times; B, then pinch valve B is opened, the water sample diluting 55 times is again extracted and enters sample feeding pipe by peristaltic pump C, and at this moment pinch valve A opens again, again enters dilution tube and completes 55 times of dilutions, obtain the water sample of about 3000 times of water sample to be detected; Total, the present invention has that extension rate is high, on-line monitoring, advantage that dilution precision is high.
Embodiment 2
As shown in Figure 1, a kind of air mix facilities measuring high concentration water sample for water quality online analyzer, it comprises diluted sample pipe, described diluted sample pipe is communicated with peristaltic pump A, sample feeding pipe, described diluted sample pipe and sample feeding pipe connectivity part are provided with pinch valve A, described diluted sample pipe is provided with delivery pipe, the top of the delivery pipe of described diluted sample pipe is provided with pinch valve B, the sidewall of described diluted sample pipe is communicated with pipeline, the pipeline of the sidewall of described diluted sample pipe is provided with light inspection, the pipeline communication of the sidewall of described diluted sample pipe has peristaltic pump B, the porch of described sample feeding pipe is communicated with peristaltic pump C, described sample feeding pipe is provided with run-down pipe, two-bit triplet solenoid valve is provided with between described peristaltic pump B and the sidewall pipeline of diluted sample pipe, described two-bit triplet solenoid valve is 24V DC electromagnetic valve, described peristaltic pump A, the specification of peristaltic pump C is consistent, the power of described peristaltic pump B is less than the power of peristaltic pump A, the power of described peristaltic pump B is less than the power of peristaltic pump C, described pinch valve A is consistent with the specification of pinch valve B, described pinch valve A and pinch valve B is solenoid valve, the form of described light inspection is transparent window, the form place of described light inspection is provided with liquid level sensor.
During the invention process, diluted sample pipe is communicated with peristaltic pump A, sample feeding pipe, diluted sample pipe and sample feeding pipe connectivity part are arranged pinch valve A, on diluted sample pipe, delivery pipe is set, the top of the delivery pipe of diluted sample pipe is arranged pinch valve B, the sidewall connecting pipe of diluted sample pipe, the pipeline of the sidewall of diluted sample pipe being arranged light inspection, the pipeline communication peristaltic pump B of the sidewall of diluted sample pipe; The porch of sample feeding pipe is communicated with peristaltic pump C, run-down pipe is set on sample feeding pipe, two-bit triplet solenoid valve is set between peristaltic pump B and the sidewall pipeline of diluted sample pipe; Can carry out work after completing above-mentioned installation, its workflow is: the water sample being extracted certain hour by peristaltic pump C, and excessive water sample is discharged by sample feeding pipe overflow pipe, guarantees that each water sample extracted is equivalent; A, at this moment pinch valve A open, high concentration water sample in sample feeding pipe flow in dilution tube, shut pinch valve A, peristaltic pump A starts to intake in dilution tube, when arriving light inspection position and liquid level being detected, peristaltic pump A stops, and peristaltic pump B starts air blowing and carries out mixing stirring to water sample, now completes the operation of dilution 55 times; B, then pinch valve B is opened, the water sample diluting 55 times is again extracted and enters sample feeding pipe by peristaltic pump C, and at this moment pinch valve A opens again, again enters dilution tube and completes 55 times of dilutions, obtain the water sample of about 3000 times of water sample to be detected; Two-bit triplet solenoid valve of the present invention is 24V DC electromagnetic valve, the specification of peristaltic pump A of the present invention, peristaltic pump C is consistent, the power of peristaltic pump B is less than the power of peristaltic pump A, and the power of peristaltic pump B is less than the power of peristaltic pump C, has easy to operate, effective, that automaticity is high advantage; Pinch valve A of the present invention is consistent with the specification of pinch valve B, and pinch valve A and pinch valve B is solenoid valve, has the advantage that universalization level is high, effective, cost is low, easy to use; The form of light of the present invention inspection is transparent window, and the form place of light inspection is provided with liquid level sensor, have easy to use, effective, cost is low, be quick on the draw, the advantage of precise control; Total, the present invention has that extension rate is high, on-line monitoring, advantage that dilution precision is high.
Claims (9)
1. one kind measures the air mix facilities of high concentration water sample for water quality online analyzer, it comprises diluted sample pipe, it is characterized in that: described diluted sample pipe is communicated with peristaltic pump A, sample feeding pipe, described diluted sample pipe and sample feeding pipe connectivity part are provided with pinch valve A, described diluted sample pipe is provided with delivery pipe, the top of the delivery pipe of described diluted sample pipe is provided with pinch valve B, the sidewall of described diluted sample pipe is communicated with pipeline, the pipeline of the sidewall of described diluted sample pipe is provided with light inspection, the pipeline communication of the sidewall of described diluted sample pipe has peristaltic pump B; The porch of described sample feeding pipe is communicated with peristaltic pump C, and described sample feeding pipe is provided with run-down pipe, is provided with two-bit triplet solenoid valve between described peristaltic pump B and the sidewall pipeline of diluted sample pipe.
2. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: described two-bit triplet solenoid valve is 24V DC electromagnetic valve.
3. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: described peristaltic pump A, the specification of peristaltic pump C are consistent.
4. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: the power of described peristaltic pump B is less than the power of peristaltic pump A.
5. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: the power of described peristaltic pump B is less than the power of peristaltic pump C.
6. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: described pinch valve A is consistent with the specification of pinch valve B.
7. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: described pinch valve A and pinch valve B is solenoid valve.
8. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: the form of described light inspection is transparent window.
9. a kind of air mix facilities measuring high concentration water sample for water quality online analyzer as claimed in claim 1, is characterized in that: the form place of described light inspection is provided with liquid level sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510658474.XA CN105158051A (en) | 2015-10-14 | 2015-10-14 | Dilution device for determination of high-concentration water sample through water-quality on-line analyzer |
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| CN201510658474.XA CN105158051A (en) | 2015-10-14 | 2015-10-14 | Dilution device for determination of high-concentration water sample through water-quality on-line analyzer |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769371A (en) * | 2016-12-22 | 2017-05-31 | 核工业北京化工冶金研究院 | A kind of solution automatic dilution device and method |
| CN107364550A (en) * | 2017-06-26 | 2017-11-21 | 中国水产科学研究院淡水渔业研究中心 | fishery water quality online automatic detection ship |
| CN107560923A (en) * | 2017-08-24 | 2018-01-09 | 天津市华宇膜技术有限公司 | A kind of water sample dilution system and method for expanding online water quality detection range |
| CN108020443A (en) * | 2016-11-02 | 2018-05-11 | 郑州富铭环保科技有限公司 | A kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample |
| CN109855946A (en) * | 2019-02-19 | 2019-06-07 | 苏州科技大学 | A kind of high-concentration waste water on-line detector water inlet dilution device |
| CN110249222A (en) * | 2017-03-27 | 2019-09-17 | 栗田工业株式会社 | Water-quality determination device |
| CN111855372A (en) * | 2020-08-26 | 2020-10-30 | 福州致友环境科技有限公司 | Dynamic precision type water sample proportioning device |
| CN112834688A (en) * | 2021-01-07 | 2021-05-25 | 南京力创环境科技有限公司 | Calcium hardness detector and calcium hardness detection method |
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| EP0750740B1 (en) * | 1994-03-15 | 1999-01-27 | Counting Technology Limited | Diluter |
| US20020064880A1 (en) * | 2000-11-29 | 2002-05-30 | Merten C. William | Fluid dispensing system and valve control |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020443A (en) * | 2016-11-02 | 2018-05-11 | 郑州富铭环保科技有限公司 | A kind of sampling apparatus for water quality online analyzer measure equal proportion mixed sample |
| CN106769371A (en) * | 2016-12-22 | 2017-05-31 | 核工业北京化工冶金研究院 | A kind of solution automatic dilution device and method |
| CN106769371B (en) * | 2016-12-22 | 2019-05-17 | 核工业北京化工冶金研究院 | A kind of solution automatic dilution device and method |
| CN110249222A (en) * | 2017-03-27 | 2019-09-17 | 栗田工业株式会社 | Water-quality determination device |
| CN107364550A (en) * | 2017-06-26 | 2017-11-21 | 中国水产科学研究院淡水渔业研究中心 | fishery water quality online automatic detection ship |
| CN107364550B (en) * | 2017-06-26 | 2023-05-19 | 中国水产科学研究院淡水渔业研究中心 | Online automatic detection ship for fishery water quality |
| CN107560923A (en) * | 2017-08-24 | 2018-01-09 | 天津市华宇膜技术有限公司 | A kind of water sample dilution system and method for expanding online water quality detection range |
| CN107560923B (en) * | 2017-08-24 | 2020-08-04 | 天津市华宇膜技术有限公司 | Water sample dilution system and method for expanding online water quality detection range |
| CN109855946A (en) * | 2019-02-19 | 2019-06-07 | 苏州科技大学 | A kind of high-concentration waste water on-line detector water inlet dilution device |
| CN111855372A (en) * | 2020-08-26 | 2020-10-30 | 福州致友环境科技有限公司 | Dynamic precision type water sample proportioning device |
| CN112834688A (en) * | 2021-01-07 | 2021-05-25 | 南京力创环境科技有限公司 | Calcium hardness detector and calcium hardness detection method |
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