CN217819532U - Adjustable accurate sample introduction waterway system - Google Patents
Adjustable accurate sample introduction waterway system Download PDFInfo
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- CN217819532U CN217819532U CN202221551247.9U CN202221551247U CN217819532U CN 217819532 U CN217819532 U CN 217819532U CN 202221551247 U CN202221551247 U CN 202221551247U CN 217819532 U CN217819532 U CN 217819532U
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Abstract
The utility model belongs to the field of water quality monitoring, and particularly discloses an adjustable accurate sample introduction waterway system, which comprises a water sample pool, a twelve-way union valve, a metering system, a peristaltic pump, a digestion system and a dilution pool; the metering system, the digestion system and the dilution tank are all connected with the twelve-way union valve through connecting pipelines, and the metering system is connected with the peristaltic pump through a buffer tube. The utility model realizes fast and accurate sampling through the design of the adjustable and controllable sampling waterway system, and ensures the accurate configuration of the sampling volume; a customized twelve-way union valve newly-added dilution system can be adopted according to requirements, and various field application requirements such as quality control, digestion, dilution and the like are met; the whole system has small volume, low cost and stable operation, and can be matched with various analysis instruments for use.
Description
Technical Field
The utility model relates to a quality of water on-line analysis monitoring instrument technical field specifically is an accurate sampling waterway system with adjustable.
Background
The waterway sample introduction system type water quality on-line analysis detector is an important component for testing, and the accuracy of a test result is directly influenced by the accuracy of a sample introduction process.
The conventional metering system of the water quality on-line analyzer in the market usually performs metering, extraction and sample emptying through a liquid level meter, the liquid level meter is high in cost as a key part, and a part of manufacturers select the liquid level meter with poor quality for reducing cost, so that the fault rate is high, and the risk is undoubtedly brought to the accurate test result of the analyzer; in addition, in order to adapt to different measuring ranges, even a plurality of liquid level meters need to be additionally arranged, the maintenance and the replacement are complex, and the device is difficult to be suitable for instruments with various parameters.
In addition, the current waterway system can only dilute the high-concentration sample by reducing the extraction times of the sample and increasing the extraction times of pure water, the dilution time is long, the consumption of the pure water is large, and the extraction proportion is not fixed every time, which may bring large dilution errors.
SUMMERY OF THE UTILITY MODEL
To the technical problem who proposes in the background art, the utility model aims to provide a water route system of quality of water on-line analyzer with sample volume adjustable and sample quick, accurate ration is realized.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
an adjustable accurate sample introduction waterway system comprises a water sample pool, a twelve-way union valve, a metering system, a peristaltic pump, a digestion system and a dilution pool; the metering system, the digestion system and the dilution tank are all connected with the twelve-way union valve through connecting pipelines, and the metering system is connected with the peristaltic pump through a buffer tube.
Further, the twelve-way valve comprises a first reagent valve, a second reagent valve, a first standard valve, a quality control valve, a first standby valve, a cleaning waste liquid valve, a reaction waste liquid valve, a second standby valve, a diluting pool valve, a second standard valve, a water sample valve, a digestion pool valve, an upper port and a lower port.
Furthermore, the metering system comprises a metering pipe, an electromagnetic three-way valve, a bubble sensor and a buffer pipe, wherein a COM normally closed end, a NO common end and an NC normally open end are arranged on the surface of the electromagnetic three-way valve, one end of the peristaltic pump is connected with the metering system through the buffer pipe, and the other end of the peristaltic pump is communicated with air.
Furthermore, the digestion system comprises a digestion tank, wherein a digestion pipe, a lower electromagnetic high-pressure valve, an upper electromagnetic high-pressure valve, a heating wire and a temperature sensor are arranged in the digestion tank, and the lower electromagnetic high-pressure valve and the upper electromagnetic high-pressure valve are respectively connected with a bottom sample introduction end and a top air end of the digestion tank valve.
Furthermore, the lower end of the dilution tank is connected with the twelve-way union valve through a connecting pipeline and a dilution tank valve, and the upper end of the dilution tank is communicated with the air through a connecting pipeline.
Furthermore, the NO common end is connected with a twelve-way connection valve through a metering tube and an upper port, the COM normally closed end penetrates through a bubble sensor through a buffer tube to be connected with a peristaltic pump, and the NC normally open end is connected with a waste liquid barrel through a connecting tube.
Furthermore, the lower electromagnetic high-pressure valve is connected with the lower end of the digestion tank, and is connected with the twelve-way valve through a sample introduction end at the bottom of the digestion tank valve and a connecting pipeline, the upper electromagnetic high-pressure valve is connected with the upper end of the digestion tank, and is communicated with the air through an air end at the top of the digestion tank valve and a connecting pipe, and both the lower electromagnetic high-pressure valve and the upper electromagnetic high-pressure valve are in a normally closed state; the heating wires are uniformly wound on the outer wall of the digestion tank.
Furthermore, the air end of the peristaltic pump is connected with a first overflow bottle, the air end of the digestion system is connected with a third overflow bottle, and the air end of the dilution pond is connected with a fourth overflow bottle.
The utility model discloses an useful part lies in:
1. the utility model provides an adjustable accurate sample introduction waterway system, which can automatically and continuously operate and is suitable for various parameter water quality monitoring and analyzing instruments;
2. the utility model can realize rapid and accurate sample introduction through a simple metering structure, easily adjust the single sample introduction amount according to different test parameter requirements, and save the manufacturing cost;
3. the utility model can efficiently, quickly and accurately dilute the sample by adding the diluting pool, thereby saving pure water;
4. the utility model discloses a customization twelve lead to valve can realize the test demand that multiple scene probably needs such as quality control, dilution simultaneously.
Drawings
Fig. 1 is a schematic diagram of the system structure of the present invention;
FIG. 2 is a schematic diagram of the digestion system;
fig. 3 is a schematic connection diagram of the twelve-way valve.
In the figure: 1. a water sample pool; 10. a waste liquid barrel; 101. an overflow bottle; 102. an overflow bottle; 103. an overflow bottle; 2. a twelve-way union valve; 201. a reagent first valve; 202. a reagent valve; 203. marking a valve; 204. a quality control valve; 205. a valve is reserved; 206. cleaning the waste liquid valve; 207. a reaction waste liquid valve; 208. a standby valve; 209. a dilution pool valve, 210, a standard valve; 211. a water sample valve; 212. a digestion tank valve; 213. an upper port; 214. a lower port; 3. an electromagnetic three-way valve; 4. a bubble sensor; 5. a peristaltic pump; 6. a digestion system; 601. a lower high pressure valve; 602. a high pressure valve; 603. a heating wire; 604. a temperature sensor; 605. A digestion tube; 7. a dilution tank; 8. a metering tube; 9. a buffer tube.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1-3, an adjustable accurate sample injection waterway system comprises a water sample pool 1, a twelve-way union valve 2, a metering system, a peristaltic pump 5, a digestion system 6 and a dilution pool 7; the method is characterized in that: the metering system, the digestion system 6 and the dilution tank 7 are all connected with the twelve-way union valve 2 through connecting pipelines, and the metering system is connected with the peristaltic pump 5 through a buffer tube 9;
through the setting of measurement system, can realize quick accurate appearance of advancing to according to different test parameter demands, control required different sample volumes, reach the effect of light regulation single sample volume, ensure that the sample volume satisfies the test demand, can not produce more waste, control manufacturing cost simultaneously.
Wherein, the twelve-way valve 2 comprises a first reagent valve 201, a second reagent valve 202, a first standard valve 203, a quality control valve 204, a first spare valve 205, a cleaning waste liquid valve 206, a reaction waste liquid valve 207, a second spare valve 208, a dilution pool valve 209, a second standard valve 210, a water sample valve 211, a digestion pool valve 212, an upper port 213 and a lower port 214;
the special twelve-way valve 2 can be connected with multiple structures at the same time, so that the mutual communication and matching among the multiple structures are ensured.
The measuring system comprises a measuring pipe 8, an electromagnetic three-way valve 3, a bubble sensor 4 and a buffer pipe 9, wherein the surface of the electromagnetic three-way valve 3 is provided with a COM normally closed end, a NO common end and an NC normally open end;
can be connected electromagnetism three-way valve 3 and twelve way union valve 2 at the cooperation of last port 213 through metering tube 8, can reach the effect of accurate accuse sample volume through measurement system simultaneously.
The digestion system 6 comprises a digestion tank, a digestion pipe 605, a lower electromagnetic high-pressure valve 601, an upper electromagnetic high-pressure valve 602, a heating wire 603 and a temperature sensor 604 are arranged in the digestion tank, and the lower electromagnetic high-pressure valve 601 and the upper electromagnetic high-pressure valve 602 are respectively connected with a bottom sample inlet end and a top air end of the digestion tank valve 212.
Wherein, the lower end of the diluting pool 7 is connected with the twelve-way valve 2 through a connecting pipeline and a diluting pool valve 209, and the upper end is communicated with the air through a connecting pipeline;
through the dilution pond that sets up, can high-efficiently carry out the sample fast and accurately and dilute, practice thrift the pure water quantity, reduce fresh water use cost.
The NO public end is connected with the twelve-way valve 2 through a metering tube 8 and an upper port 213, the COM normally-closed end penetrates through the bubble sensor 4 through a buffer tube 9 to be connected with the peristaltic pump 5, and the NC normally-opened end is connected with the waste liquid barrel 10 through a connecting tube.
The lower electromagnetic high-pressure valve 601 is connected with the lower end of the digestion tank, connected with the twelve-way valve 2 through a sample inlet end at the bottom of the digestion tank valve 212 and a connecting pipeline, the upper electromagnetic high-pressure valve 602 is connected with the upper end of the digestion tank, communicated with air through an air end at the top of the digestion tank valve 212 and a connecting pipe, and both the lower electromagnetic high-pressure valve 601 and the upper electromagnetic high-pressure valve 602 are in a normally closed state; the heating wires 603 are uniformly wound on the outer wall of the digestion tank.
Wherein, one end of the peristaltic pump 5 is connected with the metering system through a buffer tube 9, and the other end is communicated with the air.
Wherein, the air end of the peristaltic pump 5 is connected with a first overflow bottle 101, the air end of the digestion system 6 is connected with a second overflow bottle 102, and the air end of the dilution pool 7 is connected with a third overflow bottle 103;
the connecting pipeline, the metering pipe 8 and the buffer pipe 9 in the system are all Teflon pipes;
the Teflon tube has the dual characteristics of high temperature resistance and low temperature resistance, is almost suitable for all chemical fluid media, and has strong corrosion resistance and long service life.
The working principle and the using method are as follows:
the whole system can automatically and continuously operate, can be matched with water quality monitoring and analyzing instruments with various specification parameters for use, further controls the sample injection quantity by the metering system at any time, can realize quick and accurate sample injection, and regulates the single sample injection quantity in real time according to different test parameter requirements; then, the sample is quickly and accurately diluted by a dilution system, so that the aim of saving the consumption cost of pure water is fulfilled; the special twelve-way valve 2 can be simultaneously connected with a plurality of structures in the system, thereby realizing a plurality of testing requirements possibly needed by the sites of quality control, dilution and the like.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. Those skilled in the art
It should be understood that the scope of the present invention is not limited to the specific combination of the above-mentioned technical features, but also covers other technical features which are combined arbitrarily by the technical features or their equivalents without departing from the concept of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Besides the technical features described in the specification, other technical features are known to those skilled in the art, and further description of the other technical features is omitted here in order to highlight the innovative features of the present invention.
Claims (9)
1. The utility model provides an accurate sampling waterway system with adjustable, includes water sample pond (1), twelve-way union valve (2), measurement system, peristaltic pump (5), clears up system (6) and dilution pool (7), its characterized in that: the metering system, the digestion system (6) and the dilution pool (7) are all connected with the twelve-way union valve (2) through connecting pipelines, and the metering system is connected with the peristaltic pump (5) through a buffer tube (9).
2. The adjustable accurate sample injection waterway system of claim 1, wherein: the twelve-way valve (2) comprises a first reagent valve (201), a second reagent valve (202), a first standard valve (203), a quality control valve (204), a first standby valve (205), a cleaning waste liquid valve (206), a reaction waste liquid valve (207), a standby valve (208), a diluting pool valve (209), a standard valve (210), a water sample valve (211), a digestion pool valve (212), an upper port (213) and a lower port (214).
3. The adjustable accurate sample injection waterway system of claim 1, wherein: the metering system comprises a metering pipe (8), an electromagnetic three-way valve (3), a bubble sensor (4) and a buffer pipe (9), wherein a COM normally closed end, an NO common end and an NC normally opened end are arranged on the surface of the electromagnetic three-way valve (3).
4. The adjustable accurate sample injection waterway system of claim 2, wherein: the digestion system (6) comprises a digestion tank, wherein a digestion pipe (605), a lower electromagnetic high-pressure valve (601), an upper electromagnetic high-pressure valve (602), a heating wire (603) and a temperature sensor (604) are arranged in the digestion tank, and the lower electromagnetic high-pressure valve (601) and the upper electromagnetic high-pressure valve (602) are respectively connected with a bottom sample inlet end and a top air end of a digestion tank valve (212).
5. The adjustable accurate sample injection waterway system of claim 2, wherein: the lower end of the diluting pool (7) is connected with the twelve-way valve (2) through a connecting pipeline and a diluting pool valve (209), and the upper end of the diluting pool is communicated with the air through a connecting pipeline.
6. The adjustable accurate sample injection waterway system of claim 3, wherein: the NO common end is connected with a twelve-way valve (2) through a metering pipe (8) and an upper port (213), the COM normally-closed end penetrates through a bubble sensor (4) through a buffer pipe (9) to be connected with a peristaltic pump (5), and the NC normally-opened end is connected with a waste liquid barrel (10) through a connecting pipe.
7. The adjustable accurate sample injection waterway system of claim 4, wherein: the lower electromagnetic high-pressure valve (601) is connected with the lower end of the digestion tank, the bottom sample inlet end and the connecting pipeline of the lower electromagnetic high-pressure valve (601) are connected with the twelve-way valve (2) through the digestion tank valve (212), the upper electromagnetic high-pressure valve (602) is connected with the upper end of the digestion tank, the top air end and the connecting pipe of the upper electromagnetic high-pressure valve (212) are communicated with the air, the lower electromagnetic high-pressure valve (601) and the upper electromagnetic high-pressure valve (602) are both in a normally closed state, and the heating wires (603) are uniformly wound on the outer wall of the digestion tank.
8. The adjustable accurate sample injection waterway system of claim 1, wherein: one end of the peristaltic pump (5) is connected with the metering system through a buffer tube (9), and the other end of the peristaltic pump is communicated with the air.
9. The adjustable accurate sample injection waterway system of claim 2, wherein: the air end of peristaltic pump (5) is connected with overflow bottle (101), the air end of system of dispelling (6) is connected with overflow bottle (102), the air end of dilution pond (7) is connected with overflow bottle three (103), in the system connecting tube and metering tube (8) and buffer pipe (9) are the teflon pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221551247.9U CN217819532U (en) | 2022-06-21 | 2022-06-21 | Adjustable accurate sample introduction waterway system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221551247.9U CN217819532U (en) | 2022-06-21 | 2022-06-21 | Adjustable accurate sample introduction waterway system |
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| Publication Number | Publication Date |
|---|---|
| CN217819532U true CN217819532U (en) | 2022-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221551247.9U Active CN217819532U (en) | 2022-06-21 | 2022-06-21 | Adjustable accurate sample introduction waterway system |
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| CN (1) | CN217819532U (en) |
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2022
- 2022-06-21 CN CN202221551247.9U patent/CN217819532U/en active Active
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