CN116183701A - Double-measuring-point pH meter online measuring pool - Google Patents
Double-measuring-point pH meter online measuring pool Download PDFInfo
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- CN116183701A CN116183701A CN202211560608.0A CN202211560608A CN116183701A CN 116183701 A CN116183701 A CN 116183701A CN 202211560608 A CN202211560608 A CN 202211560608A CN 116183701 A CN116183701 A CN 116183701A
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- measuring
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- pool
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- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000011010 flushing procedure Methods 0.000 claims abstract description 18
- 230000003139 buffering effect Effects 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 235000013361 beverage Nutrition 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000005272 metallurgy Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/4166—Systems measuring a particular property of an electrolyte
- G01N27/4167—Systems measuring a particular property of an electrolyte pH
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/38—Cleaning of electrodes
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The invention discloses an online measuring pool of a double-measuring-point pH meter, which comprises a measuring pool (1) for buffering and storing a medium to be measured, a top cover (2) of the measuring pool, an inverted Y-shaped flushing pipe (3), a liquid inlet pipe (4), a liquid outlet pipe (5) and a pH meter electrode fixing pipe (6), wherein the upper end of the flushing pipe is arranged above the measuring pool, the lower end of the flushing pipe penetrates through the top cover and is inserted into the measuring pool; the bottom of measuring cell sets up inlet (1 a), upper portion and sets up liquid outlet (1 b), middle part and sets up two pH meter electrode mounting holes (1 c), the end of flushing pipe extends to the pH meter electrode and directional pH meter electrode, the exit end and the inlet intercommunication of feed liquor pipe, the entry end and the liquid outlet intercommunication of drain pipe, the one end and the pH meter electrode mounting hole intercommunication of pH meter electrode fixed pipe, set up valve (4 a) on the feed liquor pipe. The invention has simple structure and convenient installation and use, reduces the occupied area and improves the accuracy of the detection result of the process medium by arranging one measuring pool through two measuring points, and provides reliable basis for the adjustment of the production process.
Description
Technical Field
The invention relates to the technical field of auxiliary equipment of detection instruments, in particular to a double-measuring-point pH on-line measuring tank suitable for industries such as electric power, metallurgy, chemical industry, pharmacy, cement, urban water supply, food and beverage and the like.
Background
In industrial production of electric power, metallurgy, chemical industry, pharmacy, cement, urban water supply, food and beverage and the like, the production process needs to be adjusted according to the pH value detection result of the medium. The pH test paper is the simplest method for detecting the pH value, but the method has low detection precision; the pH electrode detection is convenient and can realize real-time online detection, and the measuring pool is used as matched equipment for the pH electrode detection, and only a few pH electrode manufacturers are provided, but because of high price, an enterprise generally manufactures a nonstandard single-measuring-point measuring pool according to the space and the pipeline layout of a production site, and the pipeline layout of the production site is complicated by manufacturing the nonstandard measuring pool on site. Moreover, when double-measuring-point measurement is needed, the difference of detection results is large due to different measuring point media of each measuring pool, the accuracy of the detection results of the pH electrode is reduced, and the control of the production process is influenced.
Disclosure of Invention
The invention aims to solve the defects of the prior art, and provides the double-measuring-point pH online measuring pool which is simple in structure and convenient to install and use, and the two measuring points are provided with one measuring pool, so that the occupied area is reduced, the accuracy of a process medium detection result is improved, and a more reliable basis is provided for the adjustment of a production process.
The technical scheme adopted by the invention is as follows:
the double-measuring-point pH meter online measuring pool comprises a measuring pool for buffering and storing a medium to be measured, a top cover of the measuring pool, an inverted Y-shaped flushing pipe, a liquid inlet pipe, a liquid outlet pipe and a pH meter electrode fixing pipe, wherein the upper end of the inverted Y-shaped flushing pipe is arranged above the measuring pool, the lower end of the inverted Y-shaped flushing pipe penetrates through the top cover and is inserted into the measuring pool; the bottom of measuring cell sets up the inlet, upper portion sets up the liquid outlet, the middle part sets up two pH meter electrode mounting holes, the end of wash pipe extends to the PH meter electrode and points to the PH meter electrode, the exit end and the inlet intercommunication of feed liquor pipe, the entry end and the liquid outlet intercommunication of drain pipe, the one end and the pH meter electrode mounting hole intercommunication of the fixed pipe of pH meter electrode, set up the valve on the feed liquor pipe.
Further, the bottom of measuring cell is the toper, and the inlet sets up in the toper bottom.
Further, the two pH meter electrode mounting holes are symmetrically arranged on two sides of the measuring pool, and the pH meter electrode fixing pipe is inclined upwards by 45 degrees.
Further, the pH meter electrode mounting hole is detachably connected with the pH meter electrode fixing pipe, the liquid inlet is detachably connected with the liquid inlet pipe, and the liquid outlet is detachably connected with the liquid outlet pipe.
Further, the detachable connection is threaded connection, flange connection or snap ring joint connection.
Further, the top cover and the measuring cell are welded or flanged.
Further, a spray head is arranged at the tail end of the inverted Y-shaped flushing pipe, an electromagnetic valve is arranged at the inlet end of the flushing pipe, and the electromagnetic valve is electrically connected with a DCS (distributed control system) of a user.
Further, the measuring cell is a cylinder.
The invention has the beneficial effects that:
according to the double-measuring-point measuring tank, two pH meter electrodes can be simultaneously installed for on-line medium detection, and 2 pH values are detected at the same time point, so that the accuracy of a medium detection result is improved, and a more reliable basis is provided for the adjustment of a production process; the medium to be measured enters from the liquid inlet at the bottom and flows out from the liquid outlet at the upper part, and the medium is fully contacted with two PH meter electrodes arranged in the middle of the measuring pool, so that the accuracy of the pH value detection result is improved; an inverted Y-shaped flushing pipe is inserted from the top of the measuring pool, an inverted Y-shaped nozzle at the tail end of the inverted Y-shaped flushing pipe extends to the vicinity of the PH meter electrode for measurement, the direction of the nozzle points to the direction of the PH meter electrode, the PH meter electrode is effectively flushed, and the accuracy of the detection result is improved; the pH meter electrode mounting hole and the pH meter electrode fixing pipe, the liquid inlet and the liquid inlet pipe, the liquid outlet and the liquid outlet pipe can be respectively mounted in a threaded mounting mode, a flange mounting mode, a quick snap ring joint and other mounting modes, so that the use unit can be conveniently mounted and maintained on site; the invention overcomes the common arrangement of arranging two measuring points with two measuring pools in the existing production, and saves the construction cost, the pipeline configuration cost and the occupied space of one measuring pool; the measured value of one pH electrode can provide a process control basis when the other pH electrode fails; the invention has simple structure, can be applied to industries such as electric power, metallurgy, chemical industry, pharmacy, cement, urban water supply, food and beverage and the like, and provides a process control basis for enterprise production.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic diagram of the internal structure of the present invention.
Detailed Description
The invention will be described in further detail with reference to the following specific examples in conjunction with the accompanying drawings. It is to be understood that these examples are illustrative of the present invention and are not intended to limit the scope of the present invention. Further, it is understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents are intended to fall within the scope of the claims appended hereto.
As shown in figures 1 and 2, the online measuring pool of the double-measuring-point pH meter comprises a measuring pool 1 for buffering and storing medium to be measured, wherein the material of the measuring pool can be stainless steel, glass fiber reinforced plastic, carbon steel, PPR and the like according to different mediums, the measuring pool can be provided with a cylinder or a cylinder with a conical bottom, a liquid inlet is arranged at the conical bottom end, a top cover 2 of the measuring pool, the top cover can be manufactured into a flange sealing pad to be connected with the measuring pool or directly welded with the top of the measuring pool into a whole, the upper end of the top cover is arranged above the measuring pool, the lower end of the top cover penetrates through the top cover to be inserted into an inverted Y-shaped flushing pipe 3 in the measuring pool, the flushing pipe is connected with the top cover of the measuring pool by welding and flanges, a liquid inlet pipe 4, a liquid outlet pipe 5, a pH meter electrode fixing pipe 6, a pH meter electrode mounting hole and the pH meter electrode fixing pipe are provided with screw thread mounting, flange mounting, quick snap ring joint and other mounting modes, the PH meter and the electrode of different producer and brand with adaptation, the bottom of measuring cell sets up inlet 1a, upper portion sets up liquid outlet 1b, and the middle part sets up two PH meter electrode mounting holes 1c, the end of wash pipe extends to PH meter electrode and directional PH meter electrode, the exit end and the inlet intercommunication of feed liquor pipe, the entry end and the liquid outlet intercommunication of drain pipe, the one end and the PH meter electrode mounting hole intercommunication of pH meter electrode fixed pipe, two PH meter electrode mounting hole symmetry sets up in the both sides of measuring cell, and the setting of pH meter electrode fixed pipe tilt up 45, set up valve 4a on the feed liquor pipe, valve 4a can adopt solenoid valve and user's DCS system to constitute a set of bilateral point pH on-line measuring cell of taking automatic timing to wash the function, reduces the work load of manual flushing. The pH meter electrode mounting hole is detachably connected with the pH meter electrode fixing pipe, the liquid inlet is detachably connected with the liquid inlet pipe, and the liquid outlet is detachably connected with the liquid outlet pipe respectively, so that the later overhaul and maintenance are facilitated.
The above disclosure is merely illustrative of the preferred embodiments of the present invention, and the present invention should not be limited thereto, but rather, the present invention is intended to cover modifications, sizes, shapes, materials, various interfaces and the like as defined by the appended claims.
Claims (8)
1. The online measuring pool of the double-measuring-point pH meter is characterized by comprising a measuring pool (1) for buffering and storing a medium to be measured, a top cover (2) of the measuring pool, an inverted Y-shaped flushing pipe (3) with the lower end penetrating through the top cover and being inserted into the measuring pool, a liquid inlet pipe (4), a liquid outlet pipe (5) and a pH meter electrode fixing pipe (6); the bottom of measuring cell sets up inlet (1 a), upper portion and sets up liquid outlet (1 b), middle part and sets up two pH meter electrode mounting holes (1 c), the end of flushing pipe extends to the pH meter electrode and directional pH meter electrode, the exit end and the inlet intercommunication of feed liquor pipe, the entry end and the liquid outlet intercommunication of drain pipe, the one end and the pH meter electrode mounting hole intercommunication of pH meter electrode fixed pipe, set up valve (4 a) on the feed liquor pipe.
2. The online measuring cell of a double-measuring-point pH meter according to claim 1, wherein the bottom of the measuring cell is conical, and the liquid inlet is arranged at the bottom end of the cone.
3. The online measurement cell of a double-measuring-point pH meter according to claim 1 or 2, wherein the two pH meter electrode mounting holes are symmetrically arranged on two sides of the measurement cell, and the pH meter electrode fixing tube is arranged in an upward inclined manner by 45 degrees.
4. The online measurement cell of the double-measuring-point pH meter according to claim 1, wherein the electrode mounting hole of the pH meter is detachably connected with the electrode fixing tube of the pH meter, the liquid inlet is detachably connected with the liquid inlet tube, and the liquid outlet is detachably connected with the liquid outlet tube.
5. The online measurement cell of the double-measuring-point pH meter according to claim 4, wherein the detachable connection is a threaded connection, a flange connection or a snap ring joint connection.
6. The online measurement cell of the double-measuring-point pH meter according to claim 1, wherein the top cover is welded or flanged to the measurement cell.
7. The online measurement pool of the double-measuring-point pH meter according to claim 1, wherein a spray head is arranged at the tail end of the inverted Y-shaped flushing pipe, an electromagnetic valve is arranged at the inlet end of the flushing pipe, and the electromagnetic valve is electrically connected with a DCS (distributed control system) of a user.
8. The online measurement cell of a dual-station pH meter according to any one of claims 1-7, wherein the measurement cell is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211560608.0A CN116183701A (en) | 2022-12-07 | 2022-12-07 | Double-measuring-point pH meter online measuring pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211560608.0A CN116183701A (en) | 2022-12-07 | 2022-12-07 | Double-measuring-point pH meter online measuring pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116183701A true CN116183701A (en) | 2023-05-30 |
Family
ID=86435341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211560608.0A Pending CN116183701A (en) | 2022-12-07 | 2022-12-07 | Double-measuring-point pH meter online measuring pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116183701A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007101420A (en) * | 2005-10-05 | 2007-04-19 | Dkk Toa Corp | Cleaning device, device for measuring water quality and cleaning method |
| CN201110840Y (en) * | 2007-08-31 | 2008-09-03 | 北京博奇电力科技有限公司 | PH value on-line measuring apparatus with self cleaning function |
| US20080220511A1 (en) * | 2003-09-11 | 2008-09-11 | Cachon Remy | Cell for Measuring Biological Activities and/or Physiological Parameters of Micro-Organisms |
| CN101813661A (en) * | 2010-02-26 | 2010-08-25 | 北京矿冶研究总院 | Automatic cleaning mechanism of pH meter |
| CN203572797U (en) * | 2013-10-11 | 2014-04-30 | 金川集团股份有限公司 | Box type visible pH on-line measuring device |
| CN203853024U (en) * | 2014-05-24 | 2014-10-01 | 钱成 | PH (Potential of Hydrogen) electrode washing device |
| CN215599130U (en) * | 2021-09-16 | 2022-01-21 | 天津中天鑫宇科技有限公司 | PH value on-line measuring device |
-
2022
- 2022-12-07 CN CN202211560608.0A patent/CN116183701A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080220511A1 (en) * | 2003-09-11 | 2008-09-11 | Cachon Remy | Cell for Measuring Biological Activities and/or Physiological Parameters of Micro-Organisms |
| JP2007101420A (en) * | 2005-10-05 | 2007-04-19 | Dkk Toa Corp | Cleaning device, device for measuring water quality and cleaning method |
| CN201110840Y (en) * | 2007-08-31 | 2008-09-03 | 北京博奇电力科技有限公司 | PH value on-line measuring apparatus with self cleaning function |
| CN101813661A (en) * | 2010-02-26 | 2010-08-25 | 北京矿冶研究总院 | Automatic cleaning mechanism of pH meter |
| CN203572797U (en) * | 2013-10-11 | 2014-04-30 | 金川集团股份有限公司 | Box type visible pH on-line measuring device |
| CN203853024U (en) * | 2014-05-24 | 2014-10-01 | 钱成 | PH (Potential of Hydrogen) electrode washing device |
| CN215599130U (en) * | 2021-09-16 | 2022-01-21 | 天津中天鑫宇科技有限公司 | PH value on-line measuring device |
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