CN211013651U - Sampling device for liquid on-line monitoring - Google Patents
Sampling device for liquid on-line monitoring Download PDFInfo
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- CN211013651U CN211013651U CN201921214831.3U CN201921214831U CN211013651U CN 211013651 U CN211013651 U CN 211013651U CN 201921214831 U CN201921214831 U CN 201921214831U CN 211013651 U CN211013651 U CN 211013651U
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- 239000007788 liquid Substances 0.000 title claims abstract description 141
- 238000012544 monitoring process Methods 0.000 title claims abstract description 29
- 238000005070 sampling Methods 0.000 title claims abstract description 22
- 230000002572 peristaltic effect Effects 0.000 claims description 11
- 239000011521 glass Substances 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 238000009776 industrial production Methods 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
- 235000012333 Vitis X labruscana Nutrition 0.000 description 1
- 240000006365 Vitis vinifera Species 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000008157 edible vegetable oil Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000019990 fruit wine Nutrition 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
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Abstract
The utility model discloses a sampling device for liquid on-line monitoring belongs to liquid quality monitoring field. The device comprises a colorimetric tube, wherein the colorimetric tube is of a cylindrical hollow structure, the top of the colorimetric tube is provided with a liquid inlet, and the liquid inlet is connected with a liquid to be monitored through a liquid inlet pipeline; the two sides of the upper part of the colorimetric tube are respectively provided with an air inlet and an air outlet, and the air inlet is connected with high-pressure gas through an air inlet pipeline; the exhaust port is communicated with the outside through an exhaust pipeline; the lower end of the colorimetric tube is provided with a liquid outlet which is connected with a liquid discharge pipeline; the liquid inlet pipeline is provided with a liquid inlet control valve, the air inlet pipeline is provided with an air inlet control valve, the air outlet pipeline is provided with an air outlet control valve, and the liquid outlet pipeline is provided with a liquid outlet control valve. The problem of work efficiency low can not satisfy the industrial production demand in the traditional liquid quality monitoring sample is solved.
Description
Technical Field
The utility model relates to a liquid quality monitoring field especially relates to a sampling device for liquid on-line monitoring.
Background
The spectrophotometer is an instrument for measuring the quality characteristics of samples, such as an ultraviolet visible light spectrophotometer and the like, and is mainly used for measuring and analyzing the quality parameters of the measured samples, and the conventional spectrophotometer is used for monitoring the liquid quality in industrial production. Like the grape wine, white spirit, fruit wine, edible vinegar, edible oil, beverage of food industry, need monitor the liquid quality on the production line, traditional approach is that the manual work is packed the liquid on the production line into the color comparison tube, fixes the color comparison tube in spectrophotometer's color comparison tube groove again, realizes the monitoring of liquid quality, need pour the sample in the color comparison tube after the monitoring, washs the color comparison tube again for next sampling monitoring. In industrial production, the sampling and monitoring times are multiple, the traditional manual sampling method is complex to operate, the labor intensity of workers is high, the working efficiency is low, and the industrial production requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an above-mentioned problem, provide a sampling device for liquid on-line monitoring, solve the problem that work efficiency is low can not satisfy the industrial production demand in traditional liquid quality monitoring sample.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a sampling device for online monitoring of liquid comprises a color comparison tube, wherein the color comparison tube is of a cylindrical hollow structure, the top of the color comparison tube is provided with a liquid inlet, the two sides of the upper part of the color comparison tube are respectively provided with an air inlet and an air outlet, and the lower end of the color comparison tube is provided with a liquid outlet; the liquid inlet pipeline is provided with a liquid inlet control valve, the gas inlet pipeline is provided with a gas inlet control valve, the gas exhaust pipeline is provided with a gas exhaust control valve, and the liquid exhaust pipeline is provided with a liquid exhaust control valve.
Further, still include level sensor, level sensor installs the upper portion of color comparison tube inner chamber.
Furthermore, the device also comprises a peristaltic pump which is arranged on the liquid inlet pipeline and is positioned between the liquid inlet control valve and the liquid to be monitored.
The liquid level sensor is connected with the liquid inlet control valve, the liquid outlet control valve, the liquid level sensor and the peristaltic pump.
Further, the controller is a P L C controller or a single chip microcomputer controller.
Further, the upper portion of colour comparison tube is the toper structure, colour comparison tube lower part is the back taper structure.
Furthermore, the colorimetric tube is made of glass or quartz.
Further, the inlet is communicated with the required monitoring liquid through an inlet pipeline, the air inlet is communicated with the high-pressure gas through an inlet pipeline, the air exhaust port is communicated with the outside through an exhaust pipeline, and the liquid discharge port is connected with a liquid discharge pipeline.
Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:
1. when the utility model is used, the colorimetric tube is arranged in the colorimetric tube placing groove of the spectrophotometer, the liquid inlet control valve and the exhaust control valve are firstly opened, liquid enters the colorimetric tube from the liquid inlet pipeline, and gas in the colorimetric tube is discharged through the exhaust pipeline; after a certain amount of sample is obtained, closing the liquid inlet control valve and the gas exhaust control valve, and measuring and analyzing the sample by using a spectrophotometer; and then, opening the liquid discharge control valve and the air inlet control valve, discharging the liquid sample in the colorimetric tube through the liquid discharge tube by air pressure, and simultaneously drying the inner wall of the colorimetric tube. Based on the operation, when the colorimetric tube is used for sampling, the liquid sample can be filled only by opening the liquid inlet control valve, the colorimetric tube is not required to be manually filled into the spectrophotometer, and the cleaning work can be carried out on the contrast color only by opening the liquid inlet control valve, so that the workload of workers is greatly reduced, the working efficiency of the workers is improved, and the requirements of industrial production are met.
2. The utility model discloses a be provided with level sensor, peristaltic pump and controller, can realize quick, intelligent sample monitoring work through the electronic control mode, further promote work efficiency.
3. The utility model discloses an adopt level sensor, peristaltic pump and the controller among the prior art, can save through the device with having now the utility model discloses a design cost.
4. The utility model discloses a be provided with toper structure and back taper structure with the colour comparison tube, the sample can not remain in the colour comparison tube bottom, and the sample discharge is thorough, has effectively prevented to remain the influence of sample to next sample monitoring, confirms the accuracy of testing result.
Drawings
FIG. 1 is a plan view of the structure of embodiment 1 of the present invention;
fig. 2 is a plan structure view of embodiment 2 of the present invention.
In the attached figure, 1-colorimetric tube, 2-liquid inlet control valve, 3-liquid inlet control valve, 4-gas outlet control valve, 5-liquid outlet control valve, 6-liquid level sensor, 7-peristaltic pump, 8-controller, 11-liquid inlet pipeline, 12-gas inlet pipeline, 13-gas outlet pipeline and 14-liquid outlet pipeline.
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
A sampling device for liquid on-line monitoring comprises a colorimetric tube 1, a liquid inlet control valve 2, a gas inlet control valve 3 and a gas exhaust control valve 4; colorimetric tube 1 is installed in spectrophotometer's 1 standing groove of colorimetric tube, and colorimetric tube 1 is cylindricality hollow structure, and colorimetric tube 1's upper portion is the toper structure, and 1 lower part of colorimetric tube is the back taper structure, and colorimetric tube 1 is glass or quartz material and makes. The top of the colorimetric tube 1 is provided with a liquid inlet which is communicated with the liquid to be monitored through a liquid inlet pipeline 11; the two sides of the upper part of the colorimetric tube 1 are respectively provided with an air inlet and an air outlet, and the air inlet is communicated with high-pressure gas through an air inlet pipeline 12; the exhaust port is communicated with the outside through an exhaust pipeline 13; the lower end of the colorimetric tube 1 is provided with a liquid outlet which is connected with a liquid outlet pipeline 14; the liquid inlet pipeline 11 is provided with a liquid inlet control valve 2, the gas inlet pipeline 12 is provided with a gas inlet control valve 3, the gas exhaust pipeline 13 is provided with a gas exhaust control valve 13, and the liquid exhaust pipeline 14 is provided with a liquid exhaust control valve 5.
When the colorimetric device is used in the embodiment, the liquid inlet control valve 2 and the gas outlet control valve 4 are opened, liquid enters the colorimetric tube 1 from the liquid inlet pipeline 11, and gas in the colorimetric tube 1 is discharged through the gas outlet pipeline 13; after a certain amount of sample is obtained, the liquid inlet control valve 2 and the gas exhaust control valve 4 are closed, and the spectrophotometer is used for measuring and analyzing the sample; and then, opening the liquid discharge control valve 5 and the air inlet control valve 3, discharging the liquid sample in the colorimetric tube 1 through the liquid discharge tube by air pressure, and simultaneously drying the inner wall of the colorimetric tube 1 to realize semi-automatic sampling monitoring.
Example 2
A sampling device for liquid on-line monitoring comprises a colorimetric tube 1, a liquid inlet control valve 2, a liquid inlet control valve 3, an exhaust control valve 4, a liquid level sensor 6, a peristaltic pump 7 and a controller 8; colorimetric tube 1 is installed in spectrophotometer's 1 standing groove of colorimetric tube, and colorimetric tube 1 is cylindricality hollow structure, and 1 lower part of colorimetric tube is the back taper structure, and colorimetric tube 1 is glass or quartz material and makes. The top of the colorimetric tube 1 is provided with a liquid inlet which is communicated with the liquid to be monitored through a liquid inlet pipeline 11; the two sides of the upper part of the colorimetric tube 1 are respectively provided with an air inlet and an air outlet, and the air inlet is communicated with high-pressure gas through an air inlet pipeline 12; the exhaust port is communicated with the outside through an exhaust pipeline 13; the lower end of the colorimetric tube 1 is provided with a liquid outlet which is connected with a liquid outlet pipeline 14; the liquid inlet pipeline 11 is provided with a liquid inlet control valve 2, the gas inlet pipeline 12 is provided with a gas inlet control valve 3, the gas exhaust pipeline 13 is provided with a gas exhaust control valve 13, and the liquid exhaust pipeline 14 is provided with a liquid exhaust control valve 5.
The liquid level sensor 6 is arranged on the upper part of the inner cavity of the colorimetric tube 1.
The peristaltic pump 7 is installed on the liquid inlet pipeline 11 and is positioned between the liquid inlet control valve 2 and the liquid to be monitored.
The controller 8 is respectively connected with the liquid inlet control valve 2, the liquid inlet control valve 3, the liquid outlet control valve 4, the liquid outlet control valve 5, the liquid level sensor 6 and the peristaltic pump 7, and the controller 8 is a P L C controller or a single chip microcomputer controller.
When the liquid level sensor is used in the embodiment, the controller 8 is arranged, and the controller 8 transmits control signals to the liquid inlet control valve 2, the liquid inlet control valve 3, the liquid outlet control valve 4, the liquid outlet control valve 5, the liquid level sensor 6 and the peristaltic pump 7 respectively; in the initial state, the liquid inlet control valve 2, the liquid inlet control valve 3, the gas exhaust control valve 4, the liquid exhaust control valve 5 and the peristaltic pump 7 are all in a closed state; during sampling, the peristaltic pump 7, the liquid inlet control valve 2 and the gas exhaust control valve 4 are opened through the controller 8, liquid enters the colorimetric tube 1 from the liquid inlet pipeline 11, and gas in the colorimetric tube 1 is exhausted through the gas exhaust pipeline 13; after the liquid level reaches the position of the liquid level sensor 6, the controller 8 closes the liquid inlet control valve 2 and the gas exhaust control valve 4, and the spectrophotometer performs measurement and analysis on the sample; then, the controller 8 opens the liquid discharge control valve 5 and the air inlet control valve 3, the liquid sample in the cuvette 1 is discharged through the liquid discharge tube by air pressure, and the inner wall of the cuvette 1 is dried. The operation is repeated in a circulating mode at intervals, and automatic sampling monitoring is achieved.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (7)
1. The utility model provides a sampling device for liquid on-line monitoring which characterized in that: comprises a colorimetric tube, a liquid inlet pipeline, an air exhaust pipeline and a liquid discharge pipeline; the colorimetric tube is of a cylindrical hollow structure, the top of the colorimetric tube is provided with a liquid inlet, and the liquid inlet is communicated with liquid to be monitored through a liquid inlet pipeline; the two sides of the upper part of the colorimetric tube are respectively provided with an air inlet and an air outlet, the air inlet is communicated with high-pressure gas through an air inlet pipeline, and the air outlet is communicated with the outside through an air outlet pipeline; the lower end of the colorimetric tube is provided with a liquid outlet which is connected with a liquid discharge pipeline; the liquid inlet pipeline is provided with a liquid inlet control valve, the gas inlet pipeline is provided with a gas inlet control valve, the gas exhaust pipeline is provided with a gas exhaust control valve, and the liquid exhaust pipeline is provided with a liquid exhaust control valve.
2. The sampling device for the online monitoring of the liquid according to claim 1, wherein: still include level sensor, level sensor installs the upper portion of color comparison pipe inner chamber.
3. The sampling device for the online monitoring of the liquid according to claim 2, wherein: the liquid inlet control valve is arranged on the liquid inlet pipeline, and the liquid inlet control valve is arranged on the liquid inlet pipeline.
4. The sampling device for the online monitoring of liquid according to claim 3, characterized in that: the liquid level sensor is connected with the liquid inlet control valve, the liquid outlet control valve, the liquid level sensor and the peristaltic pump.
5. The sampling device for the on-line liquid monitoring as claimed in claim 4, wherein the controller is a P L C controller or a single chip microcomputer controller.
6. The sampling device for the online monitoring of the liquid according to claim 1, wherein: the upper portion of colour comparison tube is the toper structure, colour comparison tube lower part is the back taper structure.
7. The sampling device for the online monitoring of the liquid according to claim 1, wherein: the colorimetric tube is made of glass or quartz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214831.3U CN211013651U (en) | 2019-07-30 | 2019-07-30 | Sampling device for liquid on-line monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921214831.3U CN211013651U (en) | 2019-07-30 | 2019-07-30 | Sampling device for liquid on-line monitoring |
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| Publication Number | Publication Date |
|---|---|
| CN211013651U true CN211013651U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921214831.3U Active CN211013651U (en) | 2019-07-30 | 2019-07-30 | Sampling device for liquid on-line monitoring |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112127954A (en) * | 2020-10-20 | 2020-12-25 | 贵州赢九歌网络科技有限公司 | Colliery is safety monitoring system in pit based on thing networking |
| CN114849281A (en) * | 2022-05-19 | 2022-08-05 | 东华理工大学 | Liquid chromatogram pulse type sample injection control device and control method for nuclide separation |
-
2019
- 2019-07-30 CN CN201921214831.3U patent/CN211013651U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112127954A (en) * | 2020-10-20 | 2020-12-25 | 贵州赢九歌网络科技有限公司 | Colliery is safety monitoring system in pit based on thing networking |
| CN114849281A (en) * | 2022-05-19 | 2022-08-05 | 东华理工大学 | Liquid chromatogram pulse type sample injection control device and control method for nuclide separation |
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