CN111537680A - Anti-abrasion and anti-corrosion pH value measuring device and measuring method - Google Patents
Anti-abrasion and anti-corrosion pH value measuring device and measuring method Download PDFInfo
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- CN111537680A CN111537680A CN202010541913.XA CN202010541913A CN111537680A CN 111537680 A CN111537680 A CN 111537680A CN 202010541913 A CN202010541913 A CN 202010541913A CN 111537680 A CN111537680 A CN 111537680A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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Abstract
The invention discloses an anti-abrasion and anti-corrosion PH value measuring device and a measuring method, wherein the device comprises a measuring section, two ends of the measuring section are of conical structures, and the upper part of the measuring section is provided with a PH meter probe mounting interface for ensuring that a PH meter probe is obliquely arranged; a flushing water interface is arranged on the side surface of the measuring section; and a sewage discharge interface is arranged at the bottom of the measuring section. The material of the invention adopts 316L material, which ensures the corrosion resistance of the whole device. The two ends of the measuring section adopt tapered structures, and the flow rate mutation caused by the diameter change of the pipeline is reduced. The PH meter probe mounting interface, the flushing water interface and the sewage draining interface are connected by flanges, so that the installation is convenient, and the installation process is greatly simplified.
Description
Technical Field
The invention relates to the technical field of online pH value measurement of desulfurization slurry, in particular to an abrasion-proof corrosion-resistant pH value measuring device and a measuring method.
Background
The online pH value of the desulfurization slurry is measured, and the limestone slurry is high in density, high in flow rate and serious in equipment scouring, so that the service life of a measuring device is short and the device is frequently replaced. If a bypass measurement mode is adopted, the pipeline of the field equipment is complicated, and the maintenance amount is increased.
Disclosure of Invention
The invention aims to solve the problems and provides an anti-abrasion and anti-corrosion PH value measuring device and a measuring method.
In order to achieve the purpose, the invention adopts the following technical scheme:
the anti-abrasion and anti-corrosion PH value measuring device comprises a measuring section, wherein two ends of the measuring section are of conical structures,
a PH meter probe mounting interface for ensuring that a PH meter probe is obliquely arranged is arranged at the upper part of the measuring section;
a flushing water interface is arranged on the side surface of the measuring section;
and a sewage discharge interface is arranged at the bottom of the measuring section.
The measuring section is made of stainless steel 316L.
The two ends of the measuring section are in a shape of a circular truncated cone, the middle section of the measuring section is in a shape of a cylinder, and the diameter of the cylinder at the middle section is 3-5 times of that of the upper bottom surface of the circular truncated cone.
The included angle between the PH meter probe and the flowing direction of the liquid in the measuring section is 90-150 degrees.
And the PH meter probe mounting interface, the flushing water interface and the sewage discharge interface are connected by flanges.
The gypsum discharge pump is connected to the measuring section through a pipeline, and the other gypsum discharge pump is connected to the gypsum swirling station.
Valves are arranged on the pipeline from the gypsum discharge pump to the measuring section and the pipeline from the gypsum discharge pump to the gypsum rotational flow station.
The tail end of the measuring section is connected to the gypsum cyclone station through a branch, and is connected to the absorption tower through another branch, and valves are arranged on the branches.
And the sewage discharge interface is connected to the slurry pool of the desulfurizing tower area through a pipeline.
According to the measuring method of the anti-abrasion and corrosion-resistant PH value measuring device, a PH meter probe is installed on a PH meter probe installation interface, and the PH meter probe is obliquely arranged to be consistent with the water flow direction; the flushing water port is connected with a flushing water pipeline, and a flushing water head is positioned on one side of the lower end of the PH meter probe; the sewage discharge interface is connected with a sewage discharge pipeline;
the two ends of the measuring section adopt the tapered structures, so that the flow rate mutation caused by the diameter change of the pipeline is reduced, and the service life of the measuring probe is prolonged.
The invention has the beneficial effects that:
1. the material of the invention adopts 316L material, which ensures the corrosion resistance of the whole device.
2. The two ends of the measuring section adopt tapered structures, and the flow rate mutation caused by the diameter change of the pipeline is reduced.
3. The diameter of the main body is expanded to 3-5 times of the original pipeline, the flow rate can be reduced to 1/25-1/9 times of the original flow rate, the service life of the measuring probe can be theoretically prolonged by 9-25 times, and the use cost and the maintenance amount are greatly reduced.
4. The PH meter probe mounting interface, the flushing water interface and the sewage draining interface are connected by flanges, so that the installation is convenient, and the installation process is greatly simplified.
Drawings
FIG. 1 is a schematic structural view of the present invention;
wherein, 1, the measuring section, 2, the PH meter probe, 3, the flushing head, and 4, the sewage discharge interface.
The specific implementation mode is as follows:
the invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in FIG. 1, the PH value measuring device for preventing abrasion and corrosion comprises a measuring section 1, wherein two ends of the measuring section 1 are in a conical structure,
a PH meter probe mounting interface for ensuring that a PH meter probe is obliquely arranged is arranged at the upper part of the measuring section 1;
a flushing water interface is arranged on the side surface of the measuring section 1;
and a sewage discharge interface 4 is arranged at the bottom of the measuring section.
The measuring section is made of stainless steel 316L.
The two ends of the measuring section are in a shape of a circular truncated cone, the middle section of the measuring section is in a shape of a cylinder, and the diameter of the cylinder at the middle section is 4 times of that of the upper bottom surface of the circular truncated cone.
The included angle between the PH meter probe and the flowing direction of the liquid in the measuring section is 135 degrees.
And the PH meter probe mounting interface, the flushing water interface and the sewage discharge interface are connected by adopting standard flanges.
The gypsum discharge pump is connected to the measuring section through a pipeline, and the other gypsum discharge pump is connected to the gypsum swirling station.
Valves are arranged on the pipeline from the gypsum discharge pump to the measuring section and the pipeline from the gypsum discharge pump to the gypsum rotational flow station.
The tail end of the measuring section is connected to the gypsum cyclone station through a branch, and is connected to the absorption tower through another branch, and valves are arranged on the branches.
And the sewage discharge interface is connected to the slurry pool of the desulfurizing tower area through a pipeline.
The device adopts 316L material, and guarantees the corrosion resistance of the whole device. Meanwhile, the two ends adopt tapered structures, and the flow rate sudden change caused by the diameter change of the pipeline is reduced. In this embodiment, the diameter of the main body is expanded to 4 times of that of the original pipeline, the flow rate can be reduced to 1/16 times of the original flow rate, and the service life of the measuring probe can be theoretically prolonged by 16 times; greatly reducing the use cost and the maintenance amount. The top of the structure is provided with a PH meter probe mounting interface, the side surface is provided with a washing water interface, the bottom is provided with a sewage discharge interface, and all the interfaces are connected by adopting standard flanges. The field is manufactured and used according to the structure, and the effect is good.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. The anti-abrasion and anti-corrosion PH value measuring device is characterized by comprising a measuring section, wherein two ends of the measuring section are of conical structures,
a PH meter probe mounting interface for ensuring that a PH meter probe is obliquely arranged is arranged at the upper part of the measuring section;
a flushing water interface is arranged on the side surface of the measuring section;
and a sewage discharge interface is arranged at the bottom of the measuring section.
2. The PH measuring apparatus of claim 1, wherein the measuring section is made of 316L stainless steel.
3. The apparatus of claim 1, wherein the measuring section has two truncated cone-shaped ends and a cylindrical middle section, and the diameter of the cylindrical middle section is 3-5 times the diameter of the upper bottom surface of the truncated cone.
4. The apparatus of claim 1, wherein the probe of the PH meter is positioned at an angle of 90 ° to 150 ° with respect to the direction of flow of the liquid in the measurement section.
5. The apparatus of claim 1, wherein the PH meter probe mounting interface, the rinse water interface and the blowdown interface are flanged.
6. The apparatus of claim 1, wherein the gypsum discharge pump is connected to the measuring section by a pipe, and the gypsum discharge pump is connected to the gypsum cyclone station by a pipe.
7. The apparatus of claim 6, wherein valves are provided in both the conduit from the gypsum discharge pump to the measurement section and the conduit from the gypsum discharge pump to the gypsum cyclone station.
8. The apparatus of claim 1, wherein the end of the measuring section is connected to the gypsum cyclone station by a branch and to the absorber tower by another branch, and valves are provided on the branches.
9. The apparatus of claim 1, wherein the blowdown port is connected to the desulfurization tower section slurry tank via a pipe.
10. The method for measuring the wear-resistant corrosion-resistant pH value measuring device according to claim 1, wherein a pH meter probe is mounted on the pH meter probe mounting interface, and the pH meter probe is obliquely arranged to be consistent with the water flow direction; the flushing water port is connected with a flushing water pipeline, and a flushing water head is positioned on one side of the lower end of the PH meter probe; the sewage discharge interface is connected with a sewage discharge pipeline;
the two ends of the measuring section adopt the tapered structures, so that the flow rate mutation caused by the diameter change of the pipeline is reduced, and the service life of the measuring probe is prolonged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010541913.XA CN111537680A (en) | 2020-06-15 | 2020-06-15 | Anti-abrasion and anti-corrosion pH value measuring device and measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010541913.XA CN111537680A (en) | 2020-06-15 | 2020-06-15 | Anti-abrasion and anti-corrosion pH value measuring device and measuring method |
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| Publication Number | Publication Date |
|---|---|
| CN111537680A true CN111537680A (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010541913.XA Withdrawn CN111537680A (en) | 2020-06-15 | 2020-06-15 | Anti-abrasion and anti-corrosion pH value measuring device and measuring method |
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| CN (1) | CN111537680A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376318A (en) * | 2020-08-17 | 2021-09-10 | 长沙康欧创新科技有限公司 | Method for measuring pH value of slurry in absorption tower for wet flue gas desulfurization |
-
2020
- 2020-06-15 CN CN202010541913.XA patent/CN111537680A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376318A (en) * | 2020-08-17 | 2021-09-10 | 长沙康欧创新科技有限公司 | Method for measuring pH value of slurry in absorption tower for wet flue gas desulfurization |
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Application publication date: 20200814 |