CN109884331A - AB barrels of mixing Water quality automatic sampling device circulations are for sampling device - Google Patents
AB barrels of mixing Water quality automatic sampling device circulations are for sampling device Download PDFInfo
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- CN109884331A CN109884331A CN201910308811.0A CN201910308811A CN109884331A CN 109884331 A CN109884331 A CN 109884331A CN 201910308811 A CN201910308811 A CN 201910308811A CN 109884331 A CN109884331 A CN 109884331A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 126
- 230000004087 circulation Effects 0.000 title claims abstract description 78
- 238000005070 sampling Methods 0.000 title claims abstract description 50
- 238000005496 tempering Methods 0.000 claims abstract description 88
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 3
- 230000002572 peristaltic effect Effects 0.000 claims description 7
- 239000008400 supply water Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000000523 sample Substances 0.000 description 68
- 238000010586 diagram Methods 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of AB barrels of mixing Water quality automatic sampling device circulations for sampling device.A kind of AB barrel mixing Water quality automatic sampling device of the present invention is recycled for sampling device, comprising: master control borad, motor and control board of electromagnetic valve, direct current generator, for sample Wriggling Pump Head, tapered tempering tank A, tapered tempering tank B, for sample triple valve, circulation vessel, empty two-port valve, circulating backwater triple valve and silicone tube；The master control borad is the core recycled for sampling device；The motor and control board of electromagnetic valve are motor and solenoid-driven control section.The utility model has the advantages that provide a kind of drive, can at a distance for sample, can guarantee circulation that water sample is recycled for sampling device, to meet requirement of the water quality online analyzer to sampling.
Description
Technical field
The present invention relates to water quality to sample field automatically, and in particular to a kind of AB barrels of mixing Water quality automatic sampling device circulation is for sample
Device.
Background technique
AB barrels of mixing Water quality automatic sampling devices are mounted in pollutant discharge of enterprise mouth, are used in a certain period of time, at times
Multi collect Wastewater Sample exists to form mixed sample for one kind that online analytical instrument and laboratory analytical instrument use
Line instrument.
For the mode to laboratory analytical instrument for water sample, need AB barrels of mixing Water quality automatic sampling devices certain volume
Water sample (generally 1 liter every time) be retained in 24 bottles inside sampler, these remain in the water sample in bottle, need people
Work is periodically analyzed to fetch laboratory.
There are following technical problems for traditional technology:
For the mode to online analytical instrument for water sample, AB barrels of mixing Water quality automatic sampling devices is needed to be stored in water sample
In one container, is then drawn water and analyzed from the container by water quality online analyzer device.This mode is theoretically feasible
, but also have ready conditions limitation.Currently, most water quality online analyzer devices in order to reduce analytical reagent cost and
Reduce as reagent and caused by secondary pollution, in sampling analysis, generally using very thin teflon pipe as probe tube,
Such as many teflon pipes for there was only 1mm using internal diameter.Since bore is very thin, this causes water quality online analyzer requirement to sample
Mouthful 2m is usually no more than to the distance between water quality online analyzer.And in practical applications, due to in-site installation space and field
The limitation on ground is very normal phenomenon more than 2m.Such case causes water quality online analyzer that can not normally extract water sample.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of AB barrels of mixing Water quality automatic sampling device circulations for sampling device, mentions
For a kind of drive, can at a distance for sample, can guarantee water sample be recycled circulation for sampling device, it is online to meet water quality
Requirement of the analyzer to sampling.
In order to solve the above-mentioned technical problems, the present invention provides a kind of AB barrels of mixing Water quality automatic sampling device circulations to fill for sample
It sets, comprising: master control borad, motor and control board of electromagnetic valve, direct current generator, for sample Wriggling Pump Head, tapered tempering tank A, tapered mixing
Bucket B, for sample triple valve, circulation vessel, emptying two-port valve, circulating backwater triple valve and silicone tube；
The master control borad is the core recycled for sampling device；
The motor and control board of electromagnetic valve are motor and solenoid-driven control section；
The direct current generator drives to be rotated for sample Wriggling Pump Head, and water sample is transported to circulation by peristaltic tube by Wriggling Pump Head to be held
Device；
The tapered tempering tank A and tapered tempering tank B provides original water sample for circulation vessel；
It is described for sample triple valve, provide original water sample from tapered tempering tank A or tapered tempering tank B for selecting；
The circulation vessel provides water sample for water quality online analyzer and temporarily stores and sampling line interface；
The emptying two-port valve is used for before water quality online analyzer analysis, clean cycle container；And it is online in water quality
After analyzer is analyzed, remaining water sample in circulation vessel is emptied；
The circulating backwater triple valve is but to return to tapered tempering tank A to not lose the water sample in circulation vessel
With tapered tempering tank B.
The CPU on master control borad controls the control circuit on master control borad, the control on master control borad in one of the embodiments,
Circuit is connected with motor and control board of electromagnetic valve, and wherein DJ1_ON controls the switch of direct current generator, when DJ1_ON is logical zero time control
Motor rotation processed, controls motor stalls when DJ1_ON is logic 1；DJ1_REV controls the positive and negative rotation of direct current generator, when
When DJ1_REV is logical zero, control direct current generator is rotated forward, when DJ1_REV is logic 1, control direct current generator reversion；Direct current
Machine is connected together with for sample Wriggling Pump Head by mechanical structure, when direct current generator rotation, is driven and is rotated for sample peristaltic pump, thus
Achieve the purpose that draw water and drain；VAL1_ON control being connected to for sample triple valve and tapered tempering tank A and tapered tempering tank B,
It when VAL1_ON is logical zero, is connected to for sample triple valve with tapered tempering tank A, when VAL1_ON is logic 1, for sample triple valve
It is connected to tapered tempering tank B；The company of VAL2_ON control loop return water triple valve and tapered tempering tank A and tapered tempering tank B
Logical, when VAL2_ON is logical zero, circulating backwater triple valve is connected to tapered tempering tank A, when VAL2_ON is logic 1, circulation
Return water triple valve is connected to tapered tempering tank B；The conducting of VAL3_ON control emptying two-port valve；When VAL3_ON is logical zero, row
Empty two-port valve is connected, and the water inside circulation vessel can empty, when VAL3_ON is logic 1, emptying two-port valve cut-off, and circulation
The water of receptacle can supply water quality online analyzer；
It is alternately given according to the control on master control borad, tapered tempering tank A and tapered tempering tank B in one of the embodiments,
Circulation vessel is for water sample；
When reaching the time, tapered tempering tank A is for water sample, and master control borad controls water route first: control VAL3_ON is logic 1,
Two-port valve cut-off is emptied, it is logical zero that master control borad, which controls VAL1_ON, is connected to for sample triple valve with tapered tempering tank A, master control borad control
VAL2_ON processed is logical zero, and circulating backwater triple valve is connected to tapered tempering tank A；
After the above control, it is logical zero that master control borad, which controls DJ1_REV, and control direct current generator rotates forward, then master control borad
Control DJ1_ON is logical zero, controls direct current generator at this time and starts turning, draws water from tapered tempering tank A to circulation vessel；Direct current
Machine rotates forward the time by setting, i.e., after water is full in circulation vessel, it is logic 1 that master control borad, which controls DJ1_ON, controls direct current at this time
Motor stalls；
At this point, master control borad control VAL3_ON is logical zero, emptying two-port valve is connected, and the water inside circulation vessel can be arranged
It is empty；The purpose of emptying be for clean cycle container and silica gel pipeline, in order to avoid internal residual waste liquid influence water quality on-line analysis
Instrument measurement result；After the time of setting, the water emptying inside circulation vessel terminates, and it is logic that master control borad, which controls VAL3_ON,
1, emptying two-port valve cut-off；
At this point, master control borad control DJ1_ON be logical zero, control direct current generator start turning, from tapered tempering tank A draw water to
Circulation vessel；At this moment, the water sample inside circulation vessel can supply water quality online analyzer and be analyzed；To water quality on-line analysis
After instrument is analyzed, it is logical zero that master control borad, which controls VAL3_ON, and emptying two-port valve is connected, and the water inside circulation vessel can be arranged
It is empty；After emptying, it is logic 1 that master control borad, which controls VAL1_ON, is connected to for sample triple valve with tapered tempering tank B, master control borad control
VAL2_ON is logic 1, and circulating backwater triple valve is connected to tapered tempering tank B；In this way, being converted to tapered tempering tank B to circulation
Container supplies water；To after next cycle, and tapered tempering tank A work is converted to, such cycle alternation completes online to water quality
Work of the analyzer for water sample.
Tapered tempering tank A and tapered tempering tank B is alternately to circulation vessel for the interval of water sample in one of the embodiments,
Time is 2 hours.
The direct current generator is brshless DC motor in one of the embodiments,.
Beneficial effects of the present invention:
There is provided a kind of drive, can at a distance for sample, can guarantee circulation that water sample is recycled for sampling device, with full
Requirement of the sufficient water quality online analyzer to sampling.
Detailed description of the invention
Fig. 1 is that AB barrels of mixing Water quality automatic sampling device circulation of the present invention is illustrated for sampling device for sample for the circulation in sampling device
Figure.
Fig. 2 is that AB barrels of mixing Water quality automatic sampling device circulation of the present invention is connected for the circulation in sampling device for sampling device control
Schematic diagram.
Fig. 3 is AB barrels of mixing Water quality automatic sampling device circulation of the present invention for the master control borad control principle drawing in sampling device.
Fig. 4 is AB barrels of mixing Water quality automatic sampling device circulation of the present invention for the motor and control board of electromagnetic valve original in sampling device
Reason figure.
The reference numerals are as follows:
1, tapered tempering tank A
2, circulating backwater triple valve
3, for sample triple valve
4, tapered tempering tank B
5, silica gel pipeline
6, two-port valve is emptied
7, circulation vessel
8, for sample peristaltic pump
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in Fig. 1, for whole device circulation for sampling device for sample schematic diagram, shown in attached drawing 2, be circulation for sample fill
Set control connection schematic diagram, with reference to the accompanying drawings 1 and attached drawing 2 it is found that whole device by master control borad, motor and control board of electromagnetic valve, straight
Flow brushless motor, for sample Wriggling Pump Head, tapered tempering tank A, tapered tempering tank B, for sample triple valve, circulation vessel, emptying two-way
Valve, circulating backwater triple valve, silica gel pipeline composition.
Wherein master control borad is the core recycled for sampling device, is master control borad control circuit Some principles as shown in Fig. 3
Figure.
Motor and control board of electromagnetic valve are that motor and solenoid-driven control section are as shown in Fig. 4 motor and electromagnetism
Valve driving principle figure.
DC brushless motor drives to be rotated for sample Wriggling Pump Head, and water sample is transported to attached drawing 1 by peristaltic tube by Wriggling Pump Head
In circulation vessel.
Tapered tempering tank A and tapered tempering tank B provides original water sample for the circulation vessel in attached drawing 1.
For sample triple valve, original water sample is provided from tapered tempering tank A or tapered tempering tank B for selecting.
Circulation vessel provides water sample for water quality online analyzer and temporarily stores and sampling line interface.
It empties two-port valve to be used for before water quality online analyzer analysis, clean cycle container；And in water quality on-line analysis
After instrument is analyzed, remaining water sample in circulation vessel is emptied.
Circulating backwater triple valve is but to return to tapered tempering tank A and cone to not lose the water sample in circulation vessel
Type tempering tank B.Advantage of this is that how many water sample can be specifically consumed without the concern for in-line analyzer；Simultaneously as not having
There is waste water sample, so as to so that the design size of tapered tempering tank A and tapered tempering tank B are as small as possible.
2, electric control system introduction
As shown in Fig. 2, the CPU on master control borad (summary) controls the control circuit on master control borad, the control electricity on master control borad
Road is connected with motor and control board of electromagnetic valve, and wherein DJ1_ON controls the switch of brshless DC motor, when DJ1_ON is logical zero
Motor rotation is controlled, controls motor stalls when DJ1_ON is logic 1；DJ1_REV controls the positive and negative of brshless DC motor
Turn, when DJ1_REV is logical zero, control brshless DC motor is rotated forward, and when DJ1_REV is logic 1, controls brushless dc
Machine reversion；Brshless DC motor is connected together with for sample Wriggling Pump Head by mechanical structure, when brshless DC motor rotation, band
It is dynamic to be rotated for sample peristaltic pump, to achieve the purpose that draw water and drain.VAL1_ON is controlled for sample triple valve and tapered tempering tank A
And the connection of tapered tempering tank B is connected to tapered tempering tank A for sample triple valve when VAL1_ON is logical zero, works as VAL1_
When ON is logic 1, it is connected to for sample triple valve with tapered tempering tank B；VAL2_ON control loop return water triple valve and tapered tempering tank
The connection of A and tapered tempering tank B, when VAL2_ON is logical zero, circulating backwater triple valve is connected to tapered tempering tank A, when
When VAL2_ON is logic 1, circulating backwater triple valve is connected to tapered tempering tank B；The conducting of VAL3_ON control emptying two-port valve；
When VAL3_ON is logical zero, emptying two-port valve is connected, and the water inside circulation vessel can empty, when VAL3_ON is logic 1
When, emptying two-port valve ends, and the water inside circulation vessel can supply water quality online analyzer.
3, circulation is for sample principles and methods
According to the control on master control borad, tapered tempering tank A and tapered tempering tank B are alternately to circulation vessel for water sample, interval
Time is 2 hours.
When reaching the time, tapered tempering tank A is for water sample, and master control borad controls water route first: control VAL3_ON is logic 1,
Two-port valve cut-off is emptied, it is logical zero that master control borad, which controls VAL1_ON, is connected to for sample triple valve with tapered tempering tank A, master control borad control
VAL2_ON processed is logical zero, and circulating backwater triple valve is connected to tapered tempering tank A.
After the above control, it is logical zero that master control borad, which controls DJ1_REV, and control brshless DC motor rotates forward (at this time also
Do not rotate), then master control borad control DJ1_ON is logical zero, controls brshless DC motor at this time and starts turning, from tapered mixing
Bucket A draws water to circulation vessel.Brshless DC motor rotates forward the time by setting, i.e., after water is full in circulation vessel, master control borad control
DJ1_ON processed is logic 1, controls brshless DC motor at this time and stops operating.
At this point, master control borad control VAL3_ON is logical zero, emptying two-port valve is connected, and the water inside circulation vessel can be arranged
It is empty.The purpose of emptying be for clean cycle container and silica gel pipeline, in order to avoid internal residual waste liquid influence water quality on-line analysis
Instrument measurement result.After the time of setting, the water emptying inside circulation vessel terminates, and it is logic that master control borad, which controls VAL3_ON,
1, emptying two-port valve cut-off.
At this point, master control borad control DJ1_ON is logical zero, control brshless DC motor is started turning, is taken out from tapered tempering tank A
Water is to circulation vessel.At this moment, the water sample inside circulation vessel can supply water quality online analyzer and be analyzed.It is online to water quality
After analyzer is analyzed, it is logical zero that master control borad, which controls VAL3_ON, emptying two-port valve conducting, and the water inside circulation vessel can be with
Emptying.After emptying, it is logic 1 that master control borad, which controls VAL1_ON, is connected to for sample triple valve with tapered tempering tank B, master control borad control
VAL2_ON processed is logic 1, and circulating backwater triple valve is connected to tapered tempering tank B.In this way, being converted to tapered tempering tank B to following
Ring container supplies water.To after next cycle, and tapered tempering tank A work is converted to, such cycle alternation completes and exists to water quality
Work of the line analysis instrument for water sample.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (5)
1. a kind of AB barrels of mixing Water quality automatic sampling device circulation is for sampling device characterized by comprising master control borad, motor and electricity
Magnet valve control panel, direct current generator, for sample Wriggling Pump Head, tapered tempering tank A, tapered tempering tank B, for sample triple valve, circulation vessel,
Empty two-port valve, circulating backwater triple valve and silicone tube；
The master control borad is the core recycled for sampling device；
The motor and control board of electromagnetic valve are motor and solenoid-driven control section；
The direct current generator drives to be rotated for sample Wriggling Pump Head, and water sample is transported to circulation vessel by peristaltic tube by Wriggling Pump Head；
The tapered tempering tank A and tapered tempering tank B provides original water sample for circulation vessel；
It is described for sample triple valve, provide original water sample from tapered tempering tank A or tapered tempering tank B for selecting；
The circulation vessel provides water sample for water quality online analyzer and temporarily stores and sampling line interface；
The emptying two-port valve is used for before water quality online analyzer analysis, clean cycle container；And in water quality on-line analysis
After instrument is analyzed, remaining water sample in circulation vessel is emptied；
The circulating backwater triple valve is but to return to tapered tempering tank A and cone to not lose the water sample in circulation vessel
Type tempering tank B.
2. AB barrels of mixing Water quality automatic sampling device circulation as described in claim 1 is for sampling device, which is characterized in that on master control borad
CPU control master control borad on control circuit, the control circuit on master control borad is connected with motor and control board of electromagnetic valve, wherein
DJ1_ON controls the switch of direct current generator, and when DJ1_ON is logical zero, the rotation of control motor, controls when DJ1_ON is logic 1
Motor stalls；DJ1_REV controls the positive and negative rotation of direct current generator, and when DJ1_REV is logical zero, control direct current generator is rotated forward,
When DJ1_REV is logic 1, control direct current generator reversion；Direct current generator with for sample Wriggling Pump Head be connected in one by mechanical structure
It rises, when direct current generator rotation, drives and rotated for sample peristaltic pump, to achieve the purpose that draw water and drain；VAL1_ON control
For being connected to for sample triple valve and tapered tempering tank A and tapered tempering tank B, when VAL1_ON is logical zero, for sample triple valve and
Tapered tempering tank A connection is connected to for sample triple valve with tapered tempering tank B when VAL1_ON is logic 1；VAL2_ON control follows
Loopback water triple valve is connected to tapered tempering tank A's and tapered tempering tank B, when VAL2_ON is logical zero, circulating backwater three
Port valve is connected to tapered tempering tank A, and when VAL2_ON is logic 1, circulating backwater triple valve is connected to tapered tempering tank B；
The conducting of VAL3_ON control emptying two-port valve；When VAL3_ON is logical zero, emptying two-port valve is connected, inside circulation vessel
Water can empty, and when VAL3_ON is logic 1, emptying two-port valve ends, and it is online that the water inside circulation vessel can supply water quality
Analyzer.
3. AB barrels of mixing Water quality automatic sampling device circulation as described in claim 1 is for sampling device, which is characterized in that according to master control
Control on plate, tapered tempering tank A and tapered tempering tank B are alternately to circulation vessel for water sample；
When reaching the time, tapered tempering tank A is for water sample, and master control borad controls water route first: control VAL3_ON is logic 1, emptying
Two-port valve cut-off, it is logical zero that master control borad, which controls VAL1_ON, is connected to for sample triple valve with tapered tempering tank A, master control borad control
VAL2_ON is logical zero, and circulating backwater triple valve is connected to tapered tempering tank A；
After the above control, it is logical zero that master control borad, which controls DJ1_REV, and control direct current generator rotates forward, and then master control borad controls
DJ1_ON is logical zero, controls direct current generator at this time and starts turning, draws water from tapered tempering tank A to circulation vessel；Direct current generator is just
Turn the time by setting, i.e., after water is full in circulation vessel, it is logic 1 that master control borad, which controls DJ1_ON, controls direct current generator at this time
It stops operating；
At this point, master control borad control VAL3_ON is logical zero, emptying two-port valve is connected, and the water inside circulation vessel can empty；Row
Empty purpose is for clean cycle container and silica gel pipeline, in order to avoid the waste liquid of internal residual influences water quality online analyzer measurement
As a result；After the time of setting, the water emptying inside circulation vessel terminates, and it is logic 1, emptying that master control borad, which controls VAL3_ON,
Two-port valve cut-off；
At this point, master control borad control DJ1_ON is logical zero, control direct current generator is started turning, is drawn water from tapered tempering tank A to circulation
Container；At this moment, the water sample inside circulation vessel can supply water quality online analyzer and be analyzed；To water quality online analyzer point
After analysis, it is logical zero that master control borad, which controls VAL3_ON, and emptying two-port valve is connected, and the water inside circulation vessel can empty；Row
After sky, it is logic 1 that master control borad, which controls VAL1_ON, is connected to for sample triple valve with tapered tempering tank B, and master control borad controls VAL2_
ON is logic 1, and circulating backwater triple valve is connected to tapered tempering tank B；In this way, being converted to tapered tempering tank B to circulation vessel
It supplies water；To after next cycle, and tapered tempering tank A work is converted to, such cycle alternation completes and gives water quality on-line analysis
Work of the instrument for water sample.
4. AB barrels of mixing Water quality automatic sampling device circulation as claimed in claim 3 is for sampling device, which is characterized in that tapered mixing
Bucket A and tapered tempering tank B is alternately 2 hours for the interval time of water sample to circulation vessel.
5. AB barrels of mixing Water quality automatic sampling device circulation as described in claim 1 is for sampling device, which is characterized in that the direct current
Motor is brshless DC motor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910308811.0A CN109884331A (en) | 2019-04-17 | 2019-04-17 | AB barrels of mixing Water quality automatic sampling device circulations are for sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910308811.0A CN109884331A (en) | 2019-04-17 | 2019-04-17 | AB barrels of mixing Water quality automatic sampling device circulations are for sampling device |
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Family
ID=66937528
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| Application Number | Title | Priority Date | Filing Date |
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| 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 |
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2019
- 2019-04-17 CN CN201910308811.0A patent/CN109884331A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070128087A1 (en) * | 2003-08-22 | 2007-06-07 | Ismatec Sa, Laboratoriumstechnik | Device for automated bioreactor sampling |
| CN101387651A (en) * | 2008-10-08 | 2009-03-18 | 中国科学院南海海洋研究所 | An automatic sampling system and its control method |
| CN203705406U (en) * | 2013-12-30 | 2014-07-09 | 力合科技（湖南）股份有限公司 | Online pre-treatment device for SVOCs (semi volatile organic compounds) in water |
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Application publication date: 20190614 |