CN211453453U - Low-conductivity water sample on-line pH meter measuring pool with ion activator - Google Patents
Low-conductivity water sample on-line pH meter measuring pool with ion activator Download PDFInfo
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- CN211453453U CN211453453U CN201922068456.2U CN201922068456U CN211453453U CN 211453453 U CN211453453 U CN 211453453U CN 201922068456 U CN201922068456 U CN 201922068456U CN 211453453 U CN211453453 U CN 211453453U
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Abstract
The utility model relates to a low conductivity water sample online pH meter measuring tank of ionic activator is added in area belongs to the instrument and meter field. The cell body is inside to have ion activator infiltration electrode pond and pH electrode pond, ion activator bottle passes through the hose and is connected with ion activator infiltration electrode pond top, the water sample export is located cup upper portion, outlet pipe one end and water sample export intercommunication, the other end and pH electrode pond intercommunication, the water sample entry is located the cup lower part, horizontal bypass one end and water sample entry linkage, the other end is connected with the overflow control valve, overflow control valve and cup bottom fixed connection, inlet tube one end and horizontal bypass UNICOM, the other end and ion activator infiltration electrode pond UNICOM, the connecting line respectively with ion activator infiltration electrode pond and pH electrode pond UNICOM. The advantage is novel structure, has solved the problem that leads to the measured value to be on the small side in the carbon dioxide entering water sample in the air, and the ion is few to measuring the influence in the elimination water, has improved measuring accuracy.
Description
Technical Field
The utility model belongs to the instrument and meter field especially indicates that the area adds the online pH meter measuring tank of low conductivity water sample of ionic activator for thermal power factory soda quality on-line measuring.
Background
At present, a water sample on-line pH meter measuring pool is used for measuring the pH of desalted water and a high-speed mixed bed outlet of a power plant; low conductivity water samples with conductivities less than 5 μ S/cm are close to insulators and, because of the small number of ions in the water, directly affect the formation of an electrical circuit between the pH measuring electrode and the reference electrode, resulting in inaccuracies in the measured values. Therefore, when a low-conductivity water sample is measured, the influence of measurement can be eliminated only by adding an ionic activator (salt) into the water, but the measured value is smaller because the carbon dioxide in the air enters the water sample when the ionic activator is added into an unsealed water sample, and the carbon dioxide can be eliminated by the activator in a sealed environment, so that a corresponding device needs to be designed to better complete the measurement work.
Disclosure of Invention
The utility model relates to a low conductivity water sample online pH meter measuring tank of ionic activator is added in area to carbon dioxide in the air of solving the existence at present leads to the problem that the measured value is littleer in getting into the water sample.
The utility model adopts the technical proposal that: an ion activator permeation electrode pool and a pH electrode pool are arranged in the pool body, a pH electrode is positioned in the pH electrode pool and is fixedly connected with a hole of the pool body through an electrode sealing ring I, an ion activator permeation electrode is positioned in the ion activator permeation electrode pool and is fixedly connected with the hole of the pool body through an electrode sealing ring II, an ion activator bottle is connected with the top of the ion activator permeation electrode pool through a hose, a water sample outlet is positioned at the upper part of a cup body, one end of a water outlet pipe is communicated with the water sample outlet, the other end of the water outlet pipe is communicated with the pH electrode pool, a water sample inlet is positioned at the lower part of the cup body, one end of a horizontal bypass is connected with the water sample inlet, the other end of the horizontal bypass is connected with an overflow regulating valve, the overflow regulating valve is fixedly connected with the bottom of the, the connecting pipeline is respectively communicated with the ion activator permeation electrode pool and the pH electrode pool.
The pipe diameter of inlet tube is the same with connecting line's pipe diameter.
Overflow regulating valve includes: the overflow valve comprises an overflow valve regulating wheel and a valve plate, and a spring is arranged between the overflow valve regulating wheel and the valve plate.
Overflow valve regulating wheel and valve plate all adopt stainless steel.
The cell body of the utility model is made of organic glass.
Electrode seal circle one and electrode seal circle two adopt the rubber material.
The utility model has the advantages of novel structure, the cell body adopts the organic glass material, play the transparent effect that can see the inside condition, overflow valve regulating wheel and valve plate all adopt stainless steel, spring force between the two will confirm the size of elasticity through the flow experiment, the sealed rubber material that adopts of pH electrode and activator infiltration electrode, the problem that leads to the measured value to be littleer in the carbon dioxide entering water sample in the air has been solved, the work is with the activator through the flexible pipe for the ionic activator bottle in succession supply with the infiltration electrode mode, can eliminate in the water that the ion is few to measuring the influence, the measuring accuracy has been improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
An ion activator permeation electrode pool 16 and a pH electrode pool 11 are arranged in the pool body 1, a pH electrode 12 is positioned in the pH electrode pool 11 and is fixedly connected with a hole of the pool body 1 through an electrode sealing ring I3, an ion activator permeation electrode 14 is positioned in the ion activator permeation electrode pool 16 and is fixedly connected with the hole of the pool body 1 through an electrode sealing ring II 15, an ion activator bottle 2 is connected with the top of the ion activator permeation electrode pool 16 through a hose 13, a water sample outlet 6 is positioned at the upper part of a cup body, one end of a water outlet pipe 10 is communicated with the water sample outlet 6, the other end of the water outlet pipe is communicated with the pH electrode pool 11, a water sample inlet 4 is positioned at the lower part of the cup body, one end of a horizontal bypass 7 is connected with the water sample inlet 4, the other end of the horizontal bypass is connected with an overflow regulating valve 8, the overflow regulating valve 8 is fixedly connected with the, The other end is communicated with an ion activator permeation electrode pool 16, and a connecting pipeline 17 is respectively communicated with the ion activator permeation electrode pool 16 and the pH electrode pool 11.
The pipe diameter of inlet tube 5 is the same with connecting line 17's pipe diameter.
Overflow regulating valve 8 includes: relief valve regulating wheel 801 and valve plate 802, and spring 803 is between relief valve regulating wheel 801 and valve plate 802.
Overflow valve regulating wheel 801 and valve plate 802 all adopt stainless steel.
The cell body of the utility model is made of organic glass.
Electrode seal ring one 3 and electrode seal ring two 15 adopt the rubber material.
The working principle is as follows: the pH working flow is adjusted, and a bypass and an overflow regulating valve with adjustable spring pressure are arranged at the inlet of the water sample flow path of the measuring pool. When the flow pressure is increased, the water sample pushes the bypass valve plate to enable the surplus water to flow away from the bypass; when the flow pressure is reduced, the bypass valve plate is closed under the action of the spring, so that the flow of the electrode cup measuring pool is increased, and the flow of the measuring pool is kept stable through the adjustment of the bypass valve; the ion activator is continuously supplied to the permeation electrode by an ion activator bottle and a hose, and a constant-current water sample passes through the activator permeation electrode pool, is permeated with the activator, and then enters the pH electrode pool for pH measurement.
Claims (6)
1. The utility model provides a low conductivity water sample online pH table measuring cell of ionic activator is added in area which characterized in that: an ion activator permeation electrode pool and a pH electrode pool are arranged in the pool body, a pH electrode is positioned in the pH electrode pool and is fixedly connected with a hole of the pool body through an electrode sealing ring I, an ion activator permeation electrode is positioned in the ion activator permeation electrode pool and is fixedly connected with the hole of the pool body through an electrode sealing ring II, an ion activator bottle is connected with the top of the ion activator permeation electrode pool through a hose, a water sample outlet is positioned at the upper part of a cup body, one end of a water outlet pipe is communicated with the water sample outlet, the other end of the water outlet pipe is communicated with the pH electrode pool, a water sample inlet is positioned at the lower part of the cup body, one end of a horizontal bypass is connected with the water sample inlet, the other end of the horizontal bypass is connected with an overflow regulating valve, the overflow regulating valve is fixedly connected with the bottom of the, the connecting pipeline is respectively communicated with the ion activator permeation electrode pool and the pH electrode pool.
2. The on-line pH meter measuring cell with the ionic activator for the low-conductivity water sample according to claim 1, which is characterized in that: the pipe diameter of the water inlet pipe is the same as that of the connecting pipeline.
3. The on-line pH meter measuring cell with the ionic activator for the low-conductivity water sample according to claim 1, which is characterized in that: the overflow regulating valve includes: the overflow valve comprises an overflow valve regulating wheel and a valve plate, and a spring is arranged between the overflow valve regulating wheel and the valve plate.
4. The on-line pH meter measuring cell with the ionic activator for the low-conductivity water sample according to claim 3, characterized in that: and the overflow valve regulating wheel and the valve plate are both made of stainless steel.
5. The on-line pH meter measuring cell with the ionic activator for the low-conductivity water sample according to claim 1, which is characterized in that: the tank body is made of organic glass.
6. The on-line pH meter measuring cell with the ionic activator for the low-conductivity water sample according to claim 1, which is characterized in that: the first electrode sealing ring and the second electrode sealing ring are made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922068456.2U CN211453453U (en) | 2019-11-26 | 2019-11-26 | Low-conductivity water sample on-line pH meter measuring pool with ion activator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922068456.2U CN211453453U (en) | 2019-11-26 | 2019-11-26 | Low-conductivity water sample on-line pH meter measuring pool with ion activator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211453453U true CN211453453U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922068456.2U Active CN211453453U (en) | 2019-11-26 | 2019-11-26 | Low-conductivity water sample on-line pH meter measuring pool with ion activator |
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| Country | Link |
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| CN (1) | CN211453453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114487028A (en) * | 2022-01-26 | 2022-05-13 | 西安热工研究院有限公司 | Method and device for improving pH on-line measurement accuracy of low-conductivity water sample |
-
2019
- 2019-11-26 CN CN201922068456.2U patent/CN211453453U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114487028A (en) * | 2022-01-26 | 2022-05-13 | 西安热工研究院有限公司 | Method and device for improving pH on-line measurement accuracy of low-conductivity water sample |
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