CN201926626U - Online total alkalinity testing device - Google Patents
Online total alkalinity testing device Download PDFInfo
- Publication number
- CN201926626U CN201926626U CN2010206490209U CN201020649020U CN201926626U CN 201926626 U CN201926626 U CN 201926626U CN 2010206490209 U CN2010206490209 U CN 2010206490209U CN 201020649020 U CN201020649020 U CN 201020649020U CN 201926626 U CN201926626 U CN 201926626U
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- container
- testing device
- total alkalinity
- solution
- reagent
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- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The utility model discloses an online total alkalinity testing device, which is characterized in that the device comprises a sealed container, an exhaust pipe is arranged on the container, a testing head is arranged on the side wall of the container, the testing end of the testing head is in contact with solution in the container, one end of a sample inlet pipe is connected with the container, the number of reagent adding pipes is at least one, one ends of the reagent adding pipes are connected with the container, one end of a liquid drain pipe is connected with the sealed container, and the agitating terminal of an agitating device is arranged in the sealed container and is used for agitating sample inlet solution and reagent mixed solution. All pipes are respectively provided with a control valve. The control valves are electrically connected with a control unit to realize the online control of the opening and the closing of the pipes. Sampling solution is filled first and then reagent auxiliary materials are filled. After the sampling solution and the reagent auxiliary materials are fully agitated, detection is conducted. After the detection is completed, a liquid drain valve is opened to drain waste liquid in the container. The online total alkalinity testing device has the advantages that the volume of the structural container is small, the online detection is realized, the accuracy is high and the like.
Description
Technical field
The utility model discloses a kind of total alkalinity online testing device, divides by International Patent Classification (IPC) (IPC) to belong to aqueous solution potential of hydrogen test manufacturing technology field.
Background technology
Basicity and acidity are to judge the important indicator of water quality and wastewater treatment control, basicity also is usually used in estimating the surge capability and the metal dissolubility and the toxicity therein of water body, use to such an extent that more be this definition of total alkalinity in the engineering, generally be characterized by the concentration value that is equivalent to lime carbonate, its measuring method is generally acidimetry, can monitor the basicity in the water treatment procedure with breadboard titrator or digital titrator, but said method mainly is a manual test, the accuracy that the human factor influence is measured, and can not on-line testing.
Summary of the invention
At the deficiencies in the prior art, the utility model provides a kind of rational in infrastructure, total alkalinity online testing device that measuring accuracy is high.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of total alkalinity online testing device comprises:
One airtight container, its container intracavity is used to hold detected solution, and this container is provided with gas exhaust duct;
Measuring head is arranged at that its test lead contacts with solution in the container on the sidewall of described container;
One sample channel, the one end links to each other with described container;
Reagent adds pipeline, and quantity is at least one, and each reagent adds pipeline one end and links to each other with described container;
One Drainage pipe, the one end is connected in described airtight container;
One stirring apparatus, its stirring terminal is arranged at and is used to stir sample introduction solution and reagent mix solution in the described airtight container;
Be equipped with operation valve on above-mentioned each pipeline, and each operation valve and control module electrically connect and are implemented in the circulation of line traffic control pipeline or close.
Further, it is three that described reagent adds pipeline, circumferentially is provided with along container.
Further, described stirring apparatus is a magnetic stirrer, and its stirrer is arranged in the container, and container one side is provided with magnetic source and stirs operation to drive stirrer.
Further, described operation valve is a solenoid valve.
Further, described control module is single-chip microcomputer or MCU, and it is electrically connected to solenoid valve on the pipeline by the IO interface.
Further, described measuring head is made up of two Photoelectric Detection sensing heads, is installed on respectively on the two side of container.
The utility model adopts as above technical scheme, for the on-line testing total alkalinity of electronic type provides a kind of supporting with it special test structure.The utility model injects sampling solution earlier, and back injection reagent auxiliary material detects after fully stirring, and detects the waste liquid of opening after finishing in the tapping valve eliminating container, has little, online detection of structural container volume and precision advantages of higher.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
Embodiment: see also Fig. 1, a kind of total alkalinity online testing device comprises: airtight container 1 inner chamber is used to hold detected solution, and this container is provided with gas exhaust duct 2; Measuring head is arranged at the two side of described container; Sample channel 4 one ends link to each other with described container, which is provided with solenoid valve 40; Reagent adds pipeline, and quantity is at least one, and each reagent adds pipeline one end and links to each other with described container; Drainage pipe 6 one ends are connected in described airtight container, which is provided with solenoid valve 60; The stirring terminal 7 of stirring apparatus is arranged at and is used to stir sample introduction solution and reagent mix solution in the described airtight container; And each solenoid valve and control module 8 electrically connect and are implemented in line traffic control pipeline circulation or close, and above-mentioned solenoid valve is an operation valve.
See also Fig. 1, it is three 51,52,53 that the utility model reagent adds pipeline, and solenoid valve 510,520,530 all is installed on it, and above-mentioned pipeline circumferentially is provided with along container.Stirring apparatus is a magnetic stirrer, and its stirrer is arranged in the container, and container one side is provided with magnetic source and stirs operation to drive stirrer.Control module is single-chip microcomputer or MCU, and it is electrically connected to solenoid valve on the pipeline by the IO interface.Measuring head is made up of two Photoelectric Detection sensing heads 31,32, is installed on respectively on the two side of container.
When once test begins, solenoid valve on the Drainage pipe and each reagent add valve and all close, solenoid valve on the sample channel is opened, inject liquid to be measured (detected water) to container intracavity, its capacity that enters is controlled by control center, close solenoid valve for sampling after reaching requirement, the valve body that reagent adds on the pipeline is opened respectively or is opened on request, and injects the test auxiliary material, and stirring apparatus starts, after test solution and reagent mix, the measuring head startup is carried out total alkalinity and is detected, and after detection was finished, tapping valve was opened and the interior waste liquid of eliminating container, finish the one-shot measurement process, and wait for the measuring process that next time so circulates.
The above record only for utilizing the embodiment of this origination techniques content, anyly is familiar with modification, the variation that this skill person uses this creation to do, and all belongs to the claim of this creation opinion, and is not limited to those disclosed embodiments.
Claims (6)
1. total alkalinity online testing device is characterized in that comprising:
One airtight container, its container intracavity is used to hold detected solution, and this container is provided with gas exhaust duct;
Measuring head is arranged at that its test lead contacts with solution in the container on the sidewall of described container;
One sample channel, the one end links to each other with described container;
Reagent adds pipeline, and quantity is at least one, and each reagent adds pipeline one end and links to each other with described container;
One Drainage pipe, the one end is connected in described airtight container;
One stirring apparatus, its stirring terminal is arranged at and is used to stir sample introduction solution and reagent mix solution in the described airtight container;
Be equipped with operation valve on above-mentioned each pipeline, and each operation valve and control module electrically connect and are implemented in the circulation of line traffic control pipeline or close.
2. total alkalinity online testing device according to claim 1 is characterized in that: it is three that described reagent adds pipeline, circumferentially is provided with along container.
3. total alkalinity online testing device according to claim 1 is characterized in that: described stirring apparatus is a magnetic stirrer, and its stirrer is arranged in the container, and container one side is provided with magnetic source and stirs operation to drive stirrer.
4. total alkalinity online testing device according to claim 1 is characterized in that: described operation valve is a solenoid valve.
5. total alkalinity online testing device according to claim 1 is characterized in that: described control module is single-chip microcomputer or MCU, and it is electrically connected to each solenoid valve on the pipeline by the IO interface.
6. total alkalinity online testing device according to claim 1 is characterized in that: described measuring head is made up of two Photoelectric Detection sensing heads, is installed on respectively on the two side of container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206490209U CN201926626U (en) | 2010-12-03 | 2010-12-03 | Online total alkalinity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206490209U CN201926626U (en) | 2010-12-03 | 2010-12-03 | Online total alkalinity testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201926626U true CN201926626U (en) | 2011-08-10 |
Family
ID=44430471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206490209U Expired - Fee Related CN201926626U (en) | 2010-12-03 | 2010-12-03 | Online total alkalinity testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201926626U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106645614A (en) * | 2016-11-10 | 2017-05-10 | 山东省科学院海洋仪器仪表研究所 | A seawater total alkalinity on-line monitoring system |
-
2010
- 2010-12-03 CN CN2010206490209U patent/CN201926626U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106645614A (en) * | 2016-11-10 | 2017-05-10 | 山东省科学院海洋仪器仪表研究所 | A seawater total alkalinity on-line monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20121203 |