CN219935733U - Portable reverse osmosis instrument calibrating device - Google Patents
Portable reverse osmosis instrument calibrating device Download PDFInfo
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- CN219935733U CN219935733U CN202321379097.2U CN202321379097U CN219935733U CN 219935733 U CN219935733 U CN 219935733U CN 202321379097 U CN202321379097 U CN 202321379097U CN 219935733 U CN219935733 U CN 219935733U
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- electrode
- controller
- calibration device
- reaction tubes
- reverse osmosis
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- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 238000006243 chemical reaction Methods 0.000 claims abstract description 43
- 238000004164 analytical calibration Methods 0.000 claims abstract description 6
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 239000002351 wastewater Substances 0.000 abstract description 3
- 238000005406 washing Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000012086 standard solution Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000007853 buffer solution Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model relates to the field of detection instruments, and particularly discloses a portable reverse osmosis instrument calibration device which comprises three parallel reaction tubes, a pH electrode, a conductivity electrode, an ORP electrode, a liquid inlet tube, a liquid outlet tube and a controller, wherein the pH electrode, the conductivity electrode, the ORP electrode, the liquid inlet tube, the liquid outlet tube and the controller are respectively inserted into the reaction tubes. When the device is used, the water inlet pipe of the original system can be branched and connected to the liquid inlet pipe of the calibration device, and the liquid outlet pipe of the calibration device is communicated with the wastewater tank; after the water flow passes through the pH electrode, the conductance electrode and the ORP electrode respectively, the water flow is measured by three sensors, and the parameters are displayed on a display screen. At the moment, the accuracy and faults of the online instrument can be known by comparing the online instrument of the original system, and the online instrument of the original system can be directly regulated subsequently. The combined reaction tubes can keep reasonable structural strength, are convenient to carry and are not easy to damage. The calibrating device has simple structure and convenient disassembly and washing.
Description
Technical Field
The utility model belongs to the field of detection instruments, and particularly relates to a portable reverse osmosis instrument calibration device.
Background
Because the on-site environment of the reverse osmosis system instrument is poor, the problem of accuracy decline is easy to generate after the instrument runs for a period of time, and because the measured value is inaccurate, the desalination rate and the oxidability judgment are deviated, faults such as shortening the service life of the reverse osmosis membrane, and abnormal quality of produced water begin to appear, and finally the system is forced to stop and overhaul. Specific maintenance items include three on-line meters, a corrected pH meter, a conductivity meter, and an ORP meter. Because the original technology cannot realize online detection and calibration, the fault is difficult to judge; shutdown detection and calibration can increase equipment operation and maintenance costs.
The foregoing background is only for the purpose of providing an understanding of the inventive concepts and technical aspects of the present utility model and is not necessarily prior art to the present application and is not intended to be used as an aid in the evaluation of the novelty and creativity of the present utility model in the event that no clear evidence indicates that such is already disclosed at the date of filing of the present application.
Disclosure of Invention
The utility model aims to provide a portable reverse osmosis instrument calibration device which is convenient to carry and is used for detecting system faults on line.
In order to achieve the above purpose, the utility model provides a portable reverse osmosis instrument calibration device, which comprises three reaction tubes which are arranged in a combined way, and a pH electrode, a conductivity electrode and an ORP electrode which are respectively inserted into the reaction tubes, wherein the bottom of the three reaction tubes is sealed, the top of the three reaction tubes is provided with a sealing end cover which can be penetrated by a corresponding electrode, and a gap which is convenient for liquid to flow is reserved between the inner wall of the reaction tubes and the corresponding electrode. The calibrating device further comprises a liquid inlet pipe, a liquid outlet pipe and a controller, wherein the liquid inlet pipe and the liquid outlet pipe are respectively provided with three branches and are connected to the three reaction pipes through the branches, liquid flows through the three reaction pipes after entering from the liquid inlet pipe and is respectively contacted with a pH electrode, a conductivity electrode and an ORP electrode, and finally flows out of the liquid outlet pipe, the controller comprises a singlechip, a display screen and an interactive key, and the controller is respectively and electrically connected with the pH electrode, the conductivity electrode and the ORP electrode to acquire parameters and display at least three parameters on the display screen.
As an improvement of the scheme, the three reaction pipes are arranged side by side, and the liquid inlet pipe, the liquid outlet pipe and the controller are all positioned on the same side.
As an improvement of the scheme, the other side of the reaction tube, which is opposite to the controller, is provided with a handle which is convenient for carrying.
As an improvement of the above scheme, the liquid inlet pipe is located below the controller, and the liquid outlet pipe is located above the controller.
As an improvement of the above, the controller is detachably connected to the outside of the reaction tube.
As an improvement of the scheme, the back of the controller is provided with a buckle with a barb, and the outer side of the reaction tube is provided with a clamping groove for accommodating the buckle.
The utility model has the following beneficial effects:
when the device is used, the water inlet pipe of the original system can be branched and connected to the liquid inlet pipe of the calibration device, and the liquid outlet pipe of the calibration device is communicated with the wastewater tank; after the water flow passes through the pH electrode, the conductance electrode and the ORP electrode respectively, the water flow is measured by three sensors, and the parameters are displayed on a display screen. At the moment, the accuracy and faults of the online instrument can be known by comparing the online instrument of the original system, and the online instrument of the original system can be directly regulated subsequently.
The pH electrode, the conductance electrode and the ORP electrode are slender in shape, a high-sensitivity sensor can be selected, the corresponding reaction tubes are slender in size, the structural strength can be kept reasonable after the reaction tubes are combined, the carrying is convenient, and the reaction tubes are not easy to damage. The calibrating device has simple structure and convenient disassembly and washing.
Drawings
FIG. 1 is a block diagram of a calibration device under one embodiment;
FIG. 2 is a schematic diagram of a calibration device under an embodiment.
Reference numerals illustrate: 10. a reaction tube; 11. a liquid inlet pipe; 12. a liquid discharge pipe; 21. a pH electrode; 22. a conductive electrode; 23. ORP electrode; 30. and a controller.
Detailed Description
In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
Referring to fig. 1 and 2, the utility model discloses a portable reverse osmosis instrument calibration device, which comprises three reaction tubes 10 arranged in a combined way, and a pH electrode 21, a conductivity electrode and an ORP electrode 23 which are respectively inserted into the reaction tubes 10, wherein the bottom of the three reaction tubes 10 is sealed, the top of the three reaction tubes 10 is provided with a sealing end cover which can be penetrated by a corresponding electrode, a gap which is convenient for liquid to flow is reserved between the inner wall of the reaction tubes 10 and the corresponding electrode, and the reaction tubes 10 are in a cylindrical shape. The calibration device further comprises a liquid inlet pipe 11, a liquid outlet pipe 12 and a controller 30, wherein the liquid inlet pipe 11 and the liquid outlet pipe 12 are respectively provided with three branches and are connected to three reaction pipes 10 through the branches, liquid respectively flows through the three reaction pipes 10 after entering from the liquid inlet pipe 11, respectively contacts with a pH electrode 21, a conductivity electrode and an ORP electrode 23 and finally flows out from the liquid outlet pipe 12, the controller 30 comprises a singlechip, a display screen and interactive keys, and the controller 30 is respectively and electrically connected with the pH electrode 21, the conductivity electrode and the ORP electrode 23 to acquire parameters and displays at least three parameters on the display screen.
When the device is used, the water inlet pipe of the original system can be branched and connected to the liquid inlet pipe 11 of the calibration device, and the liquid outlet pipe 12 of the calibration device is communicated with a wastewater tank; after the water flow passes through the pH electrode 21, the conductance electrode 22 and the ORP electrode 23, respectively, it is measured by three sensors and the parameters are displayed on a display screen. At the moment, the accuracy and faults of the online instrument can be known by comparing the online instrument of the original system, and the online instrument of the original system can be directly regulated subsequently. If the degree of the on-line instrument is abnormal, a manual calibration mode is used.
Because the calibration device is high-precision equipment, periodic maintenance is required to ensure the reliability of the calibration device serving as a detection reference. The pH electrode 21 is calibrated in the following manner: the pH electrode 21 was cleaned with pure water or distilled water, and the water stain was wiped off using filter paper, and then immersed in standard buffer solutions having pH values of 7, 4 and 10, respectively, the container of Cheng Fanghuan flushing solution was gently shaken, and the standard value of the device under the acidic or alkaline environment having pH of 4 or 10 at the current temperature was set according to the "standard buffer solution pH-temperature comparison table". The conductive electrode 22 is calibrated in the following manner: preparing a standard solution of 12.88ms/cm, cleaning the electrode with distilled water, wiping the water stain with filter paper, inserting the electrode into the standard solution, lightly stirring to enable the electrode to be fully contacted with the standard solution, and automatically calibrating by pressing a calibration key.
As an improvement of the above-mentioned scheme, the three reaction tubes 10 are arranged side by side and arranged in a straight line to be flat, and the liquid inlet tube 11, the liquid outlet tube 12 and the controller 30 are all located on the same side.
As a modification of the above, the other side of the reaction tube 10 facing away from the controller 30 is provided with a handle for facilitating the carrying.
As an improvement of the above solution, the liquid inlet pipe 11 is located below the controller 30, and the liquid outlet pipe 12 is located above the controller 30.
As a modification of the above, the controller 30 is detachably connected to the outside of the reaction tube 10. The back of the controller 30 is provided with a buckle with a barb, and the outside of the reaction tube 10 is provided with a clamping groove for accommodating the buckle. The buckle is made of plastic material, and can deform after being stressed, and the controller 30 can be forcedly separated from the reaction tube 10 after being applied with force, so that the reaction tube 10 can be cleaned.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (6)
1. A portable reverse osmosis instrument calibration device, characterized in that:
the calibrating device comprises three reaction tubes which are arranged in a combined way, and a pH electrode, a conductivity electrode and an ORP electrode which are respectively inserted into the reaction tubes, wherein the bottom of the three reaction tubes is sealed, the top of the three reaction tubes is provided with a sealing end cover which can be penetrated by a corresponding electrode, and a gap which is convenient for liquid to flow is reserved between the inner wall of the reaction tubes and the corresponding electrode;
the calibrating device further comprises a liquid inlet pipe, a liquid outlet pipe and a controller, wherein the liquid inlet pipe and the liquid outlet pipe are respectively provided with three branches and are connected to the three reaction pipes through the branches, liquid flows through the three reaction pipes after entering from the liquid inlet pipe and is respectively contacted with a pH electrode, a conductivity electrode and an ORP electrode, and finally flows out of the liquid outlet pipe, the controller comprises a singlechip, a display screen and an interactive key, and the controller is respectively and electrically connected with the pH electrode, the conductivity electrode and the ORP electrode to acquire parameters and display at least three parameters on the display screen.
2. The portable reverse osmosis meter calibration device of claim 1, wherein: the three reaction tubes are arranged side by side, and the liquid inlet tube, the liquid outlet tube and the controller are all positioned on the same side.
3. The portable reverse osmosis meter calibration device of claim 2, wherein: the other side of the reaction tube, which is opposite to the controller, is provided with a handle which is convenient for carrying.
4. A portable reverse osmosis meter calibration device according to claim 3, wherein: the liquid inlet pipe is located below the controller, and the liquid outlet pipe is located above the controller.
5. The portable reverse osmosis meter calibration device of claim 1, wherein: the controller is detachably connected with the outer side of the reaction tube.
6. The portable reverse osmosis meter calibration device of claim 5, wherein: the back of controller is provided with the buckle that has the barb, the outside of reaction tube is provided with the draw-in groove that is used for accomodating the buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321379097.2U CN219935733U (en) | 2023-05-31 | 2023-05-31 | Portable reverse osmosis instrument calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321379097.2U CN219935733U (en) | 2023-05-31 | 2023-05-31 | Portable reverse osmosis instrument calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219935733U true CN219935733U (en) | 2023-10-31 |
Family
ID=88491892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321379097.2U Active CN219935733U (en) | 2023-05-31 | 2023-05-31 | Portable reverse osmosis instrument calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219935733U (en) |
-
2023
- 2023-05-31 CN CN202321379097.2U patent/CN219935733U/en active Active
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