CN215492593U - Desulfurizing tower sampling device - Google Patents
Desulfurizing tower sampling device Download PDFInfo
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- CN215492593U CN215492593U CN202121543268.1U CN202121543268U CN215492593U CN 215492593 U CN215492593 U CN 215492593U CN 202121543268 U CN202121543268 U CN 202121543268U CN 215492593 U CN215492593 U CN 215492593U
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Abstract
The utility model provides a sampling device of a desulfurizing tower, which comprises a sampling box, a slurry reinjection pool and a control system. Control system is connected with the sample case electricity, and sample case one side is provided with the inlet, is connected with the desulfurizing tower through the inflow pipeline, and the sample case opposite side is provided with overflow mouth and discharge port, and the overflow mouth sets up in the sample case top, is connected with thick liquid reinjection pond through the overflow pipeline, and the discharge port sets up in the sample bottom of the case portion, is connected with thick liquid reinjection pond through the discharge pipeline, and thick liquid reinjection pond is linked together through reinjection pipeline and desulfurizing tower. The device utilizes the static pressure of the slurry in the desulfurization tower, can convey the slurry in the desulfurization tower to the sampling box without externally arranging power equipment, has a simple structure, is convenient to maintain, can be stopped for maintenance at any time, furthest reduces the influence on the operation of a desulfurization system due to the damage of the sampling device, and effectively prolongs the service life of the sampling device.
Description
Technical Field
The utility model relates to the technical field of desulfurization, in particular to a desulfurizing tower sampling device.
Background
In the operation process of a flue gas desulfurization system of a thermal power plant or an industrial and mining enterprise, the pH value is taken as an important index in the desulfurization system, the pH value is tested, a worker is required to collect a slurry sample from a desulfurization tower, the pH value of slurry in the desulfurization tower is monitored in real time, and the safe and stable operation of the desulfurization system is ensured.
Currently, most enterprises adopt a gypsum discharge pump and a slurry circulating pump for sampling; the gypsum discharge pump sample has the characteristics of low sampling cost, low efficiency, poor precision and large sampling loss, and utilizes the gypsum discharge pump to collect slurry samples with poor fluidity and poor sample quality, although through increasing the length of the sampling probe, the sampling tube extends out of the outlet main pipe of the discharge pump, so that the quality of the collected samples can be improved, the probe is seriously worn by the gypsum slurry, and the service life of the probe is greatly shortened. Slurry circulating pump has sample with high costs, difficult maintenance, characteristics that factor of safety is low, because the sample connection sets up at slurry circulating pump outlet pipe top, the fast and pressure of sample connection department slurry flow rate is big, the quality of gathering the sample has been improved, however, slurry circulating pump outlet pipe easily wears out, the easy emergence seepage of sample connection and slurry circulating pump outlet pipe junction leads to slurry circulating pump to move back to, and in the thick liquid need returns the desulfurizing tower through the pipeline after adopting slurry circulating pump sample, the wearing and tearing seepage takes place easily for the pipeline circuit length, lead to the on-the-spot maintenance difficulty.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a sampling device of a desulfurizing tower.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a desulfurizing tower sampling device, includes sampling box, thick liquid reinjection pond and control system, control system is connected with the sampling box electricity, and sampling box one side is provided with the inlet, is connected with the desulfurizing tower through the inflow pipeline, and the sampling box opposite side is provided with overflow mouth and discharge port, and the overflow mouth is connected with thick liquid reinjection pond through the overflow pipeline, and the discharge port is connected with thick liquid reinjection pond through the discharge pipeline, and thick liquid reinjection pond is linked together with the desulfurizing tower through the reinjection pipeline.
Preferably, be provided with the pH meter in the sample case, the pH meter is connected with control system.
Preferably, the overflow port is arranged at the top of the sampling box, and the discharge port is arranged at the bottom of the sampling box.
Preferably, the inflow line is provided with a first valve and a second valve.
The utility model has the following beneficial technical effects:
the device utilizes the static pressure of the slurry inside the desulfurization tower to transport the slurry inside the desulfurization tower into the sampling box, does not need to be externally provided with power equipment, realizes the rapid sampling of the slurry inside the desulfurization tower, has a simple structure, is convenient for field construction and maintenance, can stop the operation and overhaul of the sampling device at any time by arranging the first valve and the second valve in the inflow pipeline, furthest reduces the influence on the operation of a desulfurization system caused by the damage of the sampling device, and is favorable for prolonging the service life of the sampling device.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. the system comprises a sampling box, 2, an overflow pipeline, 3, a discharge pipeline, 4, an inflow pipeline, 5, a slurry reinjection pool, 6, a control system, 7, a second valve, 8, a first valve, 9, a desulfurizing tower, 10 and a pH meter.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, terms such as "upper", "lower", "bottom", "top", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only terms of relationships determined for convenience in describing structural relationships of the components or elements of the present invention, and do not particularly indicate any components or elements of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "connected" and "connecting" should be interpreted broadly, and mean either a fixed connection or an integral connection or a detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be determined according to specific situations by persons skilled in the relevant scientific or technical field, and are not to be construed as limiting the present invention.
The utility model is further illustrated with reference to the following figures and examples.
A sampling device of a desulfurizing tower is shown in figure 1 and comprises a sampling box 1, a slurry reinjection pool 5 and a control system 6; the control system 6 is electrically connected with the sampling box 1 and is used for controlling the sampling box 1 to carry out pH value detection and storing the detected pH value; the sampling box 1 is of a box-type structure, and a pH meter is arranged in the sampling box and used for measuring the pH value of the slurry of the desulfurizing tower; a liquid inlet is formed in one side of the sampling box 1 and is connected with a desulfurizing tower 9 through an inflow pipeline 4, an access port of the inflow pipeline 4 is formed in a position 1-2 m away from the bottom surface of the desulfurizing tower 9, and a first valve 8 and a second valve 7 are arranged on the inflow pipeline 4 and are used for stopping and overhauling a sampling device; the other side of the sampling box 1 is provided with an overflow port and a discharge port, the overflow port is arranged at the top of the sampling box 1 and is used for overflowing the slurry in the sampling box 1 into a slurry reinjection pool 5, and the overflow port can effectively prevent the slurry from overflowing from the sampling box 1 to pollute the environment; the discharge port is arranged at the bottom of the sampling box 1 and is used for discharging the slurry in the sampling box 1 to the slurry reinjection pool 5; the overflow mouth is connected with thick liquid reinjection pond 5 through overflow pipeline 2, and the discharge port is connected with thick liquid reinjection pond 5 through discharge line 3, and thick liquid reinjection pond 5 is linked together through reinjection pipeline and desulfurizing tower 9 for reinjection the thick liquid to desulfurizing tower 9.
The specific implementation of the sampling device of the desulfurization tower in this embodiment is as follows:
the slurry reinjection pool 5 is communicated with the desulfurizing tower 9, the sampling box 1 is connected with the desulfurizing tower 9 through the inflow pipeline 4, the first valve 8 and the second valve 7 are opened, so that slurry in the desulfurizing tower 9 flows into the sampling box 1 through the inflow pipeline 4, the control system 1 controls the pH meter to measure the slurry to obtain a pH value, the pH value measurement result is stored in the control system 1, the slurry in the sampling box 1 flows into the slurry reinjection pool 5 through the discharge pipeline 3, flows back into the desulfurizing tower 9 through the slurry reinjection pool 5 again, and the first valve 8 and the second valve 7 are closed to stop sampling.
When the desulfurization system is used, the first valve 8 or the second valve 7 is closed when the sampling device needs to be overhauled, so that the sampling device can be maintained and overhauled, the pipeline is prevented from being abraded and leaked through regular overhaul, the normal operation of the desulfurization system is ensured while the maintenance of the sampling device is realized, and the influence on the operation of the desulfurization system caused by the maintenance of the sampling device is reduced to the greatest extent.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the present invention, and it should be understood by those skilled in the art that various modifications and changes may be made without inventive efforts based on the technical solutions of the present invention.
Claims (4)
1. The utility model provides a desulfurizing tower sampling device, its characterized in that, includes sampling box (1), thick liquid reinjection pond (5) and control system (6), control system (6) are connected with sampling box (1) electricity, and sampling box (1) one side is provided with the inlet, is connected with desulfurizing tower (9) through inflow pipeline (4), and sampling box (1) opposite side is provided with overflow mouth and discharge port, and the overflow mouth is connected with thick liquid reinjection pond (5) through overflow pipeline (2), and the discharge port is connected with thick liquid reinjection pond (5) through discharge pipeline (3), and thick liquid reinjection pond (5) are linked together with desulfurizing tower (9) through the reinjection pipeline.
2. The desulfurization tower sampling device of claim 1, wherein a pH meter (10) is arranged in the sampling box (1), and the pH meter (10) is connected with the control system (6).
3. The desulfurization tower sampling device of claim 1, wherein the overflow port is arranged at the top of the sampling tank (1), and the discharge port is arranged at the bottom of the sampling tank (1).
4. A desulfurization tower sampling device in accordance with claim 1, wherein said inflow line (4) is provided with a first valve (8) and a second valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121543268.1U CN215492593U (en) | 2021-07-08 | 2021-07-08 | Desulfurizing tower sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121543268.1U CN215492593U (en) | 2021-07-08 | 2021-07-08 | Desulfurizing tower sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215492593U true CN215492593U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121543268.1U Active CN215492593U (en) | 2021-07-08 | 2021-07-08 | Desulfurizing tower sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215492593U (en) |
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2021
- 2021-07-08 CN CN202121543268.1U patent/CN215492593U/en active Active
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