CN215218645U - Online sampling measurement pool for wet desulphurization absorption solution - Google Patents
Online sampling measurement pool for wet desulphurization absorption solution Download PDFInfo
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- CN215218645U CN215218645U CN202120989852.3U CN202120989852U CN215218645U CN 215218645 U CN215218645 U CN 215218645U CN 202120989852 U CN202120989852 U CN 202120989852U CN 215218645 U CN215218645 U CN 215218645U
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Abstract
The utility model discloses an online sampling and measuring pool for wet desulphurization absorption solution, which comprises a pool body, wherein at least one circulation groove is arranged in the pool body, the bottom and the top of the circulation groove are respectively a sewage outlet and a measuring electrode mounting port, and the circulation groove also comprises a liquid inlet, a liquid outlet and an exhaust port; the sewage draining assembly is installed at the sewage draining port, the measuring electrode is installed at the measuring electrode installing port, the liquid inlet pipeline is installed at the liquid inlet, the liquid outlet pipeline is installed at the liquid outlet, and the exhaust seal head is installed at the exhaust port. The utility model provides an online sampling measuring pool for wet desulphurization absorption solution, which can discharge the gas in a circulation groove through an exhaust port, discharge the sediment in the circulation groove through a drain outlet and a sewage discharge assembly, and can carry out online detection through a measuring electrode by leading the solution to be measured out of the circulation groove; in addition, by arranging a plurality of circulation grooves, a plurality of groups of data can be detected at the same time, the measurement efficiency is high, and the measurement result is accurate.
Description
Technical Field
The utility model belongs to the technical field of exhaust-gas treatment, concretely relates to wet flue gas desulfurization absorbs online sampling measuring pond of solution.
Background
The waste gas treatment is also called waste gas purification, and refers to the work of pretreating waste gas generated in industrial places and factory workshops before the waste gas is discharged to reach the national standard of waste gas discharge. Wet desulfurization is a commonly used step in waste gas treatment process, and is characterized in that a desulfurization system is positioned at the tail end of a flue and behind a dust remover, and the reaction temperature in the desulfurization process is lower than the dew point, so that desulfurized flue gas can be discharged only by reheating. Because of the gas-liquid reaction, the desulfurization reaction speed is high, the efficiency is high, and the utilization rate of the desulfurization additive is high, when lime is used as a desulfurizer, the desulfurization rate can reach 90 percent when Ca/S is 1, and the method is suitable for flue gas desulfurization of large coal-fired power stations. However, wet flue gas desulfurization has the problems of wastewater treatment, large initial investment and high operating cost.
In order to improve the production efficiency and reduce the production cost, the properties of the wet desulphurization absorption solution need to be detected in real time in the production process so as to ensure that the properties of the wet desulphurization absorption solution meet the process standard and ensure that the treatment process is carried out smoothly.
At present, the measurement of the pH value, the density, the conductivity and the like of the wet desulphurization absorption solution is carried out in an absorption tower or a steel pipe, so that the state of the measurement solution and a measurement electrode cannot be observed, and the production can be seriously influenced under special conditions; in addition, the wet desulfurization absorption solution contains components such as gas and precipitates, which affect the measurement accuracy and cause deviation between the measurement result and the actual result.
Disclosure of Invention
The utility model aims at providing a not enough to prior art, the utility model aims at providing an online sampling measurement pond of wet flue gas desulfurization absorption solution, this measurement pond have exhaust and arrange the precipitate function, through installing measuring electrode in this measurement pond, can detect wet flue gas desulfurization absorption solution even online, measurement of efficiency is high and measuring result is accurate.
In order to achieve the above object, the utility model adopts the following technical scheme:
an online sampling and measuring pool for a wet desulphurization absorption solution comprises a pool body, wherein at least one circulation groove is formed in the pool body, the bottom and the top of the circulation groove are respectively a sewage discharge outlet and a measuring electrode mounting port, and the circulation groove further comprises a liquid inlet, a liquid outlet and an exhaust port; the utility model discloses a sewage treatment device, including sewage disposal department, measuring electrode installation department, measuring electrode, inlet port department installs the inlet line, outlet port department installs the outlet line, exhaust port department installs the exhaust head.
According to the preferable technical scheme, the sewage discharging assembly comprises a sewage discharging pipe and a sewage discharging ball valve arranged on the sewage discharging pipe. When solid impurities are deposited at the bottom of the circulation tank, the impurities can be discharged by opening the pollution discharge ball valve, and the operation is convenient.
According to the preferred technical scheme, sampling ball valves are mounted on the liquid inlet pipeline and the liquid outlet pipeline; the liquid inlet pipeline and the liquid outlet pipeline are respectively connected with the liquid inlet and the liquid outlet through quick connectors. Specifically, two or more circulation grooves are arranged in the measuring pool, so that 2 or more groups of data can be measured simultaneously, and the detection efficiency can be improved due to the mutual independence of the groups; in addition, when a certain measuring electrode has defects, the online maintenance can be independently carried out without influencing the normal use of other measuring electrodes.
According to the preferable technical scheme, the tank body is made of transparent plastic or quartz. The material has the advantages of acid and alkali resistance, organic solvent resistance, difficulty in wall hanging, capability of observing circulating solution and measuring electrodes in the measuring cell and the like
In a preferred technical scheme, the measuring electrode is a conductivity electrode or a pH meter; and the tank body is provided with a fixing bolt. The measuring tank is fixed at a proper position through a fixing bolt, and when the measuring tank is installed, the measuring tank can be installed at a position with a low liquid level, so that liquid enters a liquid inlet pipeline for detection through the self-flowing of the solution; or the measuring cell can be arranged on a solution conveying pipeline, and the installation mode is flexible.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an online sampling measuring pool for wet desulphurization absorption solution, which can discharge the gas in a circulation groove through an exhaust port, discharge the sediment in the circulation groove through a drain outlet and a sewage discharge assembly, and can carry out online detection through a measuring electrode by leading the solution to be measured out of the circulation groove; in addition, by arranging a plurality of circulation grooves, a plurality of groups of data can be detected at the same time, the measurement efficiency is high, and the measurement result is accurate.
Drawings
Fig. 1 is a schematic structural diagram of an online sampling and measuring tank for wet desulphurization absorption solution provided by the present invention;
FIG. 2 is a schematic view of the structure of a flow-through cell;
reference numerals: 1-a pool body, 2-a circulation groove, 3-a sewage draining port, 4-a measuring electrode mounting port, 5-a liquid inlet, 6-a liquid outlet, 7-an exhaust port, 8-a sampling ball valve, 9-a measuring electrode, 10-a liquid inlet pipeline, 11-a liquid outlet pipeline, 12-an exhaust sealing head, 13-a sewage draining pipe, 14-a sewage draining ball valve, 15-a quick connector and 16-a fixing bolt.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the present invention, "attached" and "connected" mean that two members connected to each other are fixed to each other, and are generally fixed to each other by welding, screws, or gluing. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. It is to be understood that the terms "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the present invention.
Referring to fig. 1 and 2, an online sampling and measuring tank for a wet desulphurization absorption solution comprises a tank body 1, wherein at least one circulation tank 2 is arranged in the tank body 1, the bottom and the top of the circulation tank 2 are respectively provided with a sewage outlet 3 and a measuring electrode mounting port 4, and the circulation tank 2 further comprises a liquid inlet 5, a liquid outlet 6 and an exhaust port 7; the blowdown subassembly is installed to drain 3 department, and is preferred, the blowdown subassembly includes blow off pipe 13 and installs blowdown ball valve 14 on blow off pipe 13, when the deposit has solid impurity in circulation groove 2 bottom, can discharge impurity through opening blowdown ball valve 14, convenient operation. Measuring electrode 9 is installed to measuring electrode installing port 4 department, inlet pipeline 10 is installed to inlet 5 department, outlet pipeline 11 is installed to outlet 5 department, exhaust port 7 department installs exhaust head 12. Furthermore, the cell body 1 is made of transparent plastic or quartz, and has the advantages of acid and alkali resistance, organic solvent resistance, difficulty in wall hanging, capability of observing circulating solution and a measuring electrode in the measuring cell and the like. The measuring electrode 9 is a conductivity electrode or a pH meter; the measuring tank is characterized in that a fixing bolt 16 is arranged on the tank body 1, the measuring tank is fixed at a proper position through the fixing bolt 16, and when the measuring tank is installed, the measuring tank can be installed at a position with a low liquid level, so that liquid can enter a liquid inlet pipeline through the self-flowing of the solution for detection; or the measuring cell can be arranged on a solution conveying pipeline, and the installation mode is flexible.
In a preferred embodiment, sampling ball valves 8 are mounted on the liquid inlet pipeline 10 and the liquid outlet pipeline 11; the liquid inlet pipeline and the liquid outlet pipeline 10 and 11 are respectively connected with the liquid inlet 5 and the liquid outlet 6 through quick connectors 15. Specifically, referring to fig. 2, the inside of the measuring cell has two flow channels 1, so that 2 sets of data can be measured simultaneously; in addition, when a certain measuring electrode has defects, the online maintenance can be independently carried out without influencing the normal use of other measuring electrodes.
The utility model provides a pair of wet flue gas desulfurization absorbs online sampling measuring cell's of solution application method does:
referring to fig. 1, the arrow direction in fig. 1 is the liquid flowing direction, during the measurement, the wet desulphurization absorption solution flows into the circulation groove 2 through the liquid inlet pipe 10 and flows out through the liquid outlet pipe 11, and the measuring electrode 9 extends into the circulation groove 2, so that when the liquid to be tested continuously flows through the circulation groove, the measuring electrode can continuously detect the signal change of the flowing liquid, and thus, the on-line detection can be carried out immediately. When bubbles in the liquid emerge to influence the measurement accuracy, the gas can be discharged by screwing the exhaust seal head 12. When sediment appears at the bottom of the circulation tank 2, the bottom drain ball valve 14 can be opened, and the drain ball valve is closed after the sediment is washed clean. When one of the measuring electrodes is damaged, the sampling ball valve on the corresponding pipeline can be closed, the inflow of sampling solution is blocked, and the measuring electrode is overhauled or replaced on line. The measuring cell can simultaneously detect a plurality of groups of data by arranging a plurality of circulation grooves, and has high measuring efficiency and accurate measuring result.
Claims (6)
1. The utility model provides an online sampling measuring cell of wet flue gas desulfurization absorption solution which characterized in that: the device comprises a tank body, wherein at least one circulation groove is formed in the tank body, a sewage discharge port and a measuring electrode mounting port are respectively formed in the bottom and the top of the circulation groove, and the circulation groove further comprises a liquid inlet, a liquid outlet and an exhaust port; the utility model discloses a sewage treatment device, including sewage disposal department, measuring electrode installation department, measuring electrode, inlet port department installs the inlet line, outlet port department installs the outlet line, exhaust port department installs the exhaust head.
2. The wet desulfurization absorption solution on-line sampling measurement cell according to claim 1, characterized in that: the blowdown subassembly includes the blow off pipe and installs the blowdown ball valve on the blow off pipe.
3. The wet desulfurization absorption solution on-line sampling measurement cell according to claim 1, characterized in that: sampling ball valves are arranged on the liquid inlet pipeline and the liquid outlet pipeline; the liquid inlet pipeline and the liquid outlet pipeline are respectively connected with the liquid inlet and the liquid outlet through quick connectors.
4. The wet desulfurization absorption solution on-line sampling measurement cell according to any one of claims 1 to 3, characterized in that: the measuring electrode is a conductivity electrode or a pH meter.
5. The wet desulfurization absorption solution on-line sampling measurement cell according to claim 4, characterized in that: the tank body is made of transparent plastic or quartz.
6. The wet desulfurization absorption solution on-line sampling measurement cell according to claim 5, characterized in that: and the tank body is provided with a fixing bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120989852.3U CN215218645U (en) | 2021-05-10 | 2021-05-10 | Online sampling measurement pool for wet desulphurization absorption solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120989852.3U CN215218645U (en) | 2021-05-10 | 2021-05-10 | Online sampling measurement pool for wet desulphurization absorption solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215218645U true CN215218645U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120989852.3U Active CN215218645U (en) | 2021-05-10 | 2021-05-10 | Online sampling measurement pool for wet desulphurization absorption solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215218645U (en) |
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2021
- 2021-05-10 CN CN202120989852.3U patent/CN215218645U/en active Active
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