CN218297773U - Waterway structure with diluting function - Google Patents
Waterway structure with diluting function Download PDFInfo
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- CN218297773U CN218297773U CN202222058163.8U CN202222058163U CN218297773U CN 218297773 U CN218297773 U CN 218297773U CN 202222058163 U CN202222058163 U CN 202222058163U CN 218297773 U CN218297773 U CN 218297773U
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- way valve
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- peristaltic pump
- waterway structure
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- 238000007865 diluting Methods 0.000 title claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000010790 dilution Methods 0.000 claims abstract description 44
- 239000012895 dilution Substances 0.000 claims abstract description 44
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 238000005070 sampling Methods 0.000 claims abstract description 32
- 230000002572 peristaltic effect Effects 0.000 claims abstract description 30
- 239000002699 waste material Substances 0.000 claims abstract description 15
- 239000003814 drug Substances 0.000 claims abstract description 9
- 238000000605 extraction Methods 0.000 claims abstract description 3
- 230000029087 digestion Effects 0.000 claims description 13
- 239000010892 non-toxic waste Substances 0.000 claims description 10
- 239000010891 toxic waste Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000012086 standard solution Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a waterway structure with dilute function, include quantitative sampling module, dilute module and clear up the system, quantitative sampling module is used for quantitative extraction pure water and medicament respectively, dilute the module and include peristaltic pump A and three-way valve QA-QC, peristaltic pump A one end is connected with the waste liquid pipe, and the common port of three-way valve QA is connected to the other end, the open end is connected to the open end that often of three-way valve QA, and the end that closes often connects the end that closes the end that often of three-way valve QB, the common port of three-way valve QB is connected to the common port of three-way valve QC, and the open end is used for introducing the sample often, the end that closes of three-way valve QC and quantitative sampling module connects respectively clear up the system. The utility model discloses combine together quantitative sampling and pipeline dilution, can dilute the processing many times to the sample, realize the dilution of analysis parameter high multiple, improve analysis parameter's range upper limit, be applicable to the measurement work of high concentration sample.
Description
Technical Field
The utility model relates to a water sample analysis technical field, in particular to waterway structure with dilute function.
Background
Nowadays, environmental protection has been increasingly emphasized by the nation, and China has listed environmental protection as a basic national policy, strongly grabs environmental quality, and is also emphasized by various government departments as the water quality monitoring industry in the environmental protection subdivision field. The water quality monitoring refers to a process of monitoring and measuring the types of pollutants in the water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition. The monitoring range is very wide, including uncontaminated and contaminated natural waters (rivers, lakes, seas and ground waters) and various industrial effluents, and the like. For water quality monitoring, a water quality analyzer is indispensable equipment, but the existing water quality analyzer is difficult to realize high-multiple dilution, so that the upper limit of measurement of analysis parameters is low, and the measurement work of a high-concentration water sample is difficult to realize.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterway structure with dilute function can realize the dilution of higher multiple, improves analysis parameter's range upper limit.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a waterway structure with dilute function, includes quantitative sampling module, dilutes the module and clears up the system, quantitative sampling module is used for quantitative pure water and medicament of drawing respectively, dilute the module and include peristaltic pump A and three-way valve QA-QC, peristaltic pump A one end is connected with the waste liquid pipe, and the common port of three-way valve QA is connected to the other end, the end of opening a day of three-way valve QA is connected to the end of opening a day of three-way valve QB, the end of closing a day of end connection three-way valve QB holds, the common port of three-way valve QB is connected to the common port of three-way valve QC, and the end of opening a day of a day is used for introducing the sample, the end of closing a day of three-way valve QC and quantitative sampling module connects respectively clear up the system.
The device further comprises a three-way valve QD and a three-way valve QE, wherein the common end of the three-way valve QD is connected with the normally open end of the three-way valve QC, the normally open end of the three-way valve QE is connected with the common end of the three-way valve QE, the normally open end of the three-way valve QE is connected with a pure water pipe, one of the normally closed end of the three-way valve QD and the normally closed end of the three-way valve QE is connected with a sample pipe, and the other is connected with a standard liquid pipe.
Furthermore, the quantitative sampling module comprises a peristaltic pump B, a quantitative system and a multi-channel switching valve, the multi-channel switching valve comprises a front central valve port, a back central valve port, a switching valve port, a medicament inlet, a standard liquid inlet, a pure water inlet and a sample inlet, the front central valve port of the multi-channel switching valve is connected with the quantitative system, the switching valve port is connected with a digestion system, one end of the peristaltic pump B is connected with the quantitative system, and the other end of the peristaltic pump B is connected with a waste liquid pipe.
Furthermore, a water sample detector is arranged between the quantitative system and the multi-channel switching valve.
Further, the quantitative system is an optical quantitative system.
Further, the multi-channel switching valve is an eight-ring valve.
Furthermore, the device also comprises an exhaust valve QF, wherein one end of the exhaust valve QF is connected with a back central valve port of the multi-channel switching valve, and the other end of the exhaust valve QF is connected with a toxic waste liquid pipe.
Furthermore, the multichannel switching valve comprises a non-toxic waste liquid outlet, the non-toxic waste liquid outlet is connected with a non-toxic waste liquid pipe, and the peristaltic pump A and the waste liquid pipe connected with the peristaltic pump B are both placed in a suspended mode.
Further, clear up the system and include reation kettle, stirring, heating structure and color comparison structure, reation kettle one end is provided with pressure valve QG, and the other end is provided with clears up valve QH, pressure valve QG is connected with the air hose, clear up the system with through clearing up valve QH interconnect between quantitative sampling module, the dilution module.
Furthermore, the quantitative digestion device further comprises a three-way valve QI, wherein the public end of the three-way valve QI is connected with the digestion valve QH, and the other two ends of the three-way valve QI are respectively connected with the quantitative sampling module and the dilution module.
The utility model discloses following beneficial effect has:
this waterway structure combines together quantitative sampling and pipeline dilution, can dilute the processing to the sample many times, realizes the dilution of analytical parameter high multiple, improves analytical parameter's range upper limit, applicable in the measurement work of high concentration sample.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the connection structure at the back of the multi-channel switching valve of the present invention.
FIG. 3 is a schematic diagram of the path of the quantitatively extracted sample and pure water according to the present invention.
Fig. 4 is one of the schematic diagrams of the reverse sample path of the present invention.
Fig. 5 is a schematic diagram of a cleaning path according to the present invention.
FIG. 6 is a schematic diagram of the path of the reversed mixed sample and pure water according to the present invention.
Description of the main component symbols: 1. a peristaltic pump A; 2. a peristaltic pump B; 3. a dosing system; 4. a multi-channel switching valve; 5. a water sample detector; 6. a dilution line; 7. a non-dilution line.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Referring to fig. 1-6, in each figure, the three-way valve NC is a normally closed end, COM is a common end, NO is a normally open end, the normally closed ends of the three-way valves QA-QE are all arranged on the left side, and the normally open ends are all arranged on the right side; the H pipe is a pure water pipe; the S tube is a sample tube; the pipe C is a standard liquid pipe; air is an Air pipe; r1, R2 and R3 are medicament tubes; the NW pipe is a nontoxic waste liquid pipe; the TW pipe is a toxic waste liquid pipe; 1#W-A and 2#W-A are waste tubes from which air can be extracted.
The utility model discloses a waterway structure with dilute function, including quantitative sampling module, dilute module and digestion system, quantitative sampling module is used for quantitative extraction pure water respectively and measures required medicament, dilute the module and include peristaltic pump A1 and three-way valve QA-QC, peristaltic pump A1 one end is connected with waste liquid pipe 1#W-A, the common port of three-way valve QA is connected to the other end, the normally open end of three-way valve QB is connected to the normally open end of three-way valve QA, the normally closed end of connecting three-way valve QB closes the end, the common port of three-way valve QB is connected to the common port of three-way valve QC, the normally open end is used for introducing the sample, the normally closed end of three-way valve QC and quantitative sampling module connect digestion system respectively.
The waterway structure further comprises a three-way valve QD and a three-way valve QE, wherein the common end of the three-way valve QD is connected with the normally open end of the three-way valve QC, the normally open end of the three-way valve QD is connected with the common end of the three-way valve QE, the normally closed end of the three-way valve QD and one of the normally closed ends of the three-way valve QE are connected with a sample tube S, and the other is connected with a standard liquid tube C.
The quantitative sampling module comprises a peristaltic pump B2, a quantitative system 3 and a multi-channel switching valve 4, the multi-channel switching valve 4 comprises a front central valve port, a back central valve port, a switching valve port Q0, medicament inlets Q1-Q3, a standard liquid inlet Q5, a pure water inlet Q6 and a sample inlet Q7, the front central valve port of the multi-channel switching valve 4 is connected with the quantitative system 3, the switching valve port Q0 is connected with a digestion system, one end of the peristaltic pump B2 is connected with the quantitative system 3, and the other end of the peristaltic pump B2 is connected with a waste liquid pipe 2#W-A. The reagent inlets Q1-Q3 are respectively connected with the reagent tubes R1-R3 for introducing reagents, the standard liquid inlet Q5 is connected with the standard liquid tube C for introducing standard solution, the pure water inlet Q6 is connected with the pure water tube H for introducing pure water, and the sample inlet Q7 is connected with the sample tube S for introducing a sample. Besides the valve ports, the multi-channel switching valve 4 further comprises a non-toxic waste liquid outlet Q4, the non-toxic waste liquid outlet Q4 is connected with a non-toxic waste liquid pipe NW, and waste liquid pipes 1#W-A and 2#W-A connected with the peristaltic pumps A1 and B2 are both placed in a suspended mode and do not sink below the liquid level of waste liquid in the waste liquid barrel, so that the multi-channel switching valve has the functions of a waste liquid pipe and an air pipe. The specific multi-channel switching valve 4 is selected according to the number of kinds of liquid to be extracted and discharged, and in the embodiment, the multi-channel switching valve 4 is a circular eight-ring valve. The quantitative sampling module further comprises an exhaust valve QF, one end of the exhaust valve QF is connected with the back center valve port of the multi-channel switching valve 4, and the other end of the exhaust valve QF is connected with a toxic waste liquid pipe TW. A water sample detector 5 is arranged between the quantitative system 3 and the multi-channel switching valve 4, and the quantitative system 3 is preferably an optical quantitative system 3.
Clear up the system and include reation kettle, stirring, heating structure and color comparison structure, reation kettle one end is provided with pressure valve QG, and the other end is provided with clears up valve QH, and pressure valve QG is connected with Air pipe Air, clears up through clearing up valve QH interconnect between system and quantitative sampling module, the dilution module. A cooling fan is arranged at the back of the digestion system. This waterway structure still includes three-way valve QI, and the valve QH is cleared up in the public end connection of three-way valve QI, and quantitative sampling module and dilution module are connected respectively to both ends in addition.
This waterway structure can be used to water quality analyzer to pipeline between the end is normally opened to three-way valve QA and the end is normally opened to three-way valve QB, three-way valve QA normally closes one of the pipeline between end and the end is normally closed to three-way valve QB and dilutes pipeline 6, and another is non-dilution pipeline 7, and the principle during use is as follows:
sampling: referring to fig. 3, a peristaltic pump A1 rotates to extract a sample from a sample tube S connected to a three-way valve QE, the sample flows into a dilution module through a common end of the three-way valve QE, a normally open end and a common end of the three-way valve QD, and a normally open end and a common end of the three-way valve QC, and then flows through the common end of the three-way valve QB, the sample is stored in a dilution pipeline 6, and a sample part outside the dilution pipeline 6 is discharged from a non-dilution pipeline 7 and a waste liquid pipe 1#W-a. In the following, a line between the normally closed end of the three-way valve QA and the normally closed end of the three-way valve QB is exemplified as the dilution line 6.
The quantitative sampling module quantitatively extracts pure water: referring to fig. 3, while the sampling step is being performed, the peristaltic pump B2 rotates to draw pure water from the pure water pipe H connected to the pure water inlet Q6 of the multi-channel switching valve 4, and the pure water flows into the quantitative system 3 through the water sample detector 5, and waits after being quantified.
Reverse-pushing the standard solution or sample: referring to fig. 4, the three-way valve QD or the three-way valve QE is opened, the peristaltic pump A1 is reversed, and the standard solution or sample remaining outside the dilution line 6 is reversed and pumped back to the drain.
Cleaning and diluting the module: referring to fig. 5, the three-way valve QC, the pressure valve QG and the digestion valve QH are opened, and the three-way valve QA and the three-way valve QB are reversely opened or closed according to the dilution setting, so that the pure water passes through the non-dilution pipe 7 and does not pass through the dilution pipe 6 during the subsequent cleaning, that is, under the exemplified condition of the above sampling step, the pure water passes through the pipe between the normally open end of the three-way valve QA and the normally open end of the three-way valve QB and does not pass through the pipe between the normally closed end of the three-way valve QA and the normally closed end of the three-way valve QB. During cleaning, the peristaltic pump A1 rotates to pump pure water in the reaction kettle after the last measurement is finished, and pipelines of the dilution module except the dilution pipeline 6 are cleaned.
Feeding diluted pure water into a reaction kettle: after the dilution module is cleaned, the pure water which is successfully quantified by the quantification system 3 is injected into the reaction kettle.
Primary dilution: after quantitative pure water of the quantitative sampling system is pumped into the reaction kettle, the three-way valve QC, the pressure valve QG and the digestion valve QH are opened, the self-quantitative sampling system quantitatively pumps the pure water into the non-dilution pipeline 7 for several seconds, the dilution pipeline 6 is opened after several seconds, and referring to FIG. 6, the reverse peristaltic pump A1 pumps the sample in the dilution pipeline 6 and the pure water in the non-dilution pipeline 7 into the reaction kettle for mixing. And then the mixed sample-pure water mixture is completely pumped out in a forward rotation mode, part of the mixture is fully stored in the dilution pipeline 6, and part of the mixture is discharged and waits.
Multiple dilution: after the operation is diluted for the first time, the three-way valve QC, the pressure valve QG and the digestion valve QH are opened, the self-metering sampling system quantitatively pumps pure water to the non-dilution pipeline for 7 seconds, the dilution pipeline 6 is opened after the seconds, and the peristaltic pump A1 is reversed again to pump the sample-pure water mixed solution in the dilution pipeline 6 and the pure water in the non-dilution pipeline 7 into the reaction kettle for secondary mixing. According to the actual measurement requirement, the process of extracting the sample-pure water mixed liquid to the dilution pipeline 6 and pumping the sample-pure water mixed liquid into the reaction kettle for mixing is repeated for multiple times for dilution.
Dosing, injecting the medicament into a reaction kettle, reading a measurement result, and then cleaning and emptying.
Therefore, the waterway structure combines quantitative sampling and pipeline dilution, can mix quantitative pure water and quantitative samples or sample-pure water mixed liquid for many times, carries out dilution treatment on the samples for many times, realizes dilution of analysis parameters by high times, improves the range upper limit of the analysis parameters, and is suitable for measurement work of high-concentration samples.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a waterway structure with dilute function which characterized in that: including quantitative sampling module, dilution module and system of clearing up, quantitative sampling module is used for quantitative extraction pure water and medicament respectively, dilute the module and include peristaltic pump A and three-way valve QA-QC, peristaltic pump A one end is connected with the waste liquid pipe, and the common port of three-way valve QA is connected to the other end, the normally open end of three-way valve QA is connected the normally open end of three-way valve QB, and the normally closed end of three-way valve QB is connected to the normally closed end, the common port of three-way valve QB is connected to the common port of three-way valve QC, and the normally open end is used for introducing the sample, the normally closed end of three-way valve QC and quantitative sampling module connects respectively clear up the system.
2. A waterway structure with diluting function according to claim 1, wherein: the device is characterized by further comprising a three-way valve QD and a three-way valve QE, wherein the common end of the three-way valve QD is connected with the normally open end of the three-way valve QC, the normally open end of the three-way valve QE is connected with the common end of the three-way valve QE, the normally open end of the three-way valve QE is connected with a pure water pipe, one of the normally closed end of the three-way valve QD and the normally closed end of the three-way valve QE is connected with a sample pipe, and the other is connected with a standard liquid pipe.
3. A waterway structure with diluting function according to claim 1, wherein: the quantitative sampling module comprises a peristaltic pump B, a quantitative system and a multi-channel switching valve, the multi-channel switching valve comprises a front central valve port, a back central valve port, a switching valve port, a medicament inlet, a standard liquid inlet, a pure water inlet and a sample inlet, the front central valve port of the multi-channel switching valve is connected with the quantitative system, the switching valve port is connected with a digestion system, one end of the peristaltic pump B is connected with the quantitative system, and the other end of the peristaltic pump B is connected with a waste liquid pipe.
4. A waterway structure with diluting function according to claim 3, wherein: and a water sample detector is arranged between the quantitative system and the multi-channel switching valve.
5. A waterway structure with diluting function according to claim 3, wherein: the quantitative system is an optical quantitative system.
6. A waterway structure with diluting function according to claim 3, wherein: the multi-channel switching valve is an eight-ring valve.
7. A waterway structure with diluting function according to claim 3, wherein: the device also comprises an exhaust valve QF, wherein one end of the exhaust valve QF is connected with a back central valve port of the multi-channel switching valve, and the other end of the exhaust valve QF is connected with a toxic waste liquid pipe.
8. A waterway structure with diluting function according to claim 3, wherein: the multi-channel switching valve comprises a non-toxic waste liquid outlet, the non-toxic waste liquid outlet is connected with a non-toxic waste liquid pipe, and the waste liquid pipes connected with the peristaltic pump A and the peristaltic pump B are all hung in the air.
9. A waterway structure with diluting function according to claim 1, wherein: clear up the system and include reation kettle, stirring, heating structure and color comparison structure, reation kettle one end is provided with pressure valve QG, and the other end is provided with clears up valve QH, pressure valve QG is connected with the air hose, clear up the system with through clearing up valve QH interconnect between quantitative sampling module, the dilution module.
10. A waterway structure with diluting function according to claim 9, wherein: the quantitative digestion device further comprises a three-way valve QI, wherein the public end of the three-way valve QI is connected with the digestion valve QH, and the other two ends of the three-way valve QI are respectively connected with the quantitative sampling module and the dilution module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222058163.8U CN218297773U (en) | 2022-08-05 | 2022-08-05 | Waterway structure with diluting function |
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| CN202222058163.8U CN218297773U (en) | 2022-08-05 | 2022-08-05 | Waterway structure with diluting function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117347457A (en) * | 2023-10-07 | 2024-01-05 | 山东谦诺生物科技有限公司 | Automatic calibration system and method for on-line detection of enzyme electrode of bioreactor |
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2022
- 2022-08-05 CN CN202222058163.8U patent/CN218297773U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117347457A (en) * | 2023-10-07 | 2024-01-05 | 山东谦诺生物科技有限公司 | Automatic calibration system and method for on-line detection of enzyme electrode of bioreactor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A waterway structure with dilution function Effective date of registration: 20231220 Granted publication date: 20230113 Pledgee: Bank of China Limited Xiamen hi tech Park sub branch Pledgor: XIAMEN KELUNGDE ENV. ENGINEERING Co.,Ltd. Registration number: Y2023980072738 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |