CN210647485U - Automatic cleaning device for online detection pH meter - Google Patents
Automatic cleaning device for online detection pH meter Download PDFInfo
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- CN210647485U CN210647485U CN201921505270.2U CN201921505270U CN210647485U CN 210647485 U CN210647485 U CN 210647485U CN 201921505270 U CN201921505270 U CN 201921505270U CN 210647485 U CN210647485 U CN 210647485U
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Abstract
The utility model belongs to the technical field of the pH meter belt cleaning device technique and specifically relates to an automatic belt cleaning device of on-line measuring pH meter. The utility model provides an automatic belt cleaning device of on-line measuring pH meter, including the reaction tank, set up in the sample groove of reaction tank upper end, set up the overflow pipe between sample groove top and reaction tank top, install the pH meter in the sample groove, washing liquid pipeline and the compressed air pipeline with the sample groove intercommunication, set up the washing liquid control valve on the washing liquid pipeline, set up the compressed air control valve on the compressed air pipeline, set up the first circulating water pipe in reaction tank bottom, the circulation sample pump with first circulating water pipe intercommunication, with the second circulating water pipe of circulation sample pump intercommunication and set up the circulation material control valve on the second circulating water pipe, the washing liquid control valve, compressed air control valve and circulation material control valve all with PLC controlling means electric connection. The utility model discloses simple structure, practicality are strong, satisfy the chemical reaction in-process and measure pH meter accuracy in succession.
Description
Technical Field
The utility model belongs to the technical field of the pH meter belt cleaning device technique and specifically relates to an automatic belt cleaning device of on-line measuring pH meter.
Background
In the chemical production process, a plurality of operation units, particularly reaction technological processes, have strict control requirements on the pH value of materials. Some complicated reaction processes are often controlled according to pH value adjustment, which provides higher requirements for pH monitoring, firstly, a pH meter is required to continuously and accurately provide measurement data, secondly, the pH value is ensured to be stably measured, and larger errors cannot be generated, so that the reaction process is influenced, and finally, the reaction process fails or the product quality is unstable. Most chemical production processes need to be adjusted along with the pH value change, so that the chemical processes are mostly analyzed and detected continuously by adopting an online pH meter, but in practical application, the detection data is often inaccurate due to different properties (viscosity, easy adsorbability and the like) of detected materials.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an on-line measuring pH meter self-cleaning device overcomes not enough among the aforementioned prior art, adopts self-cleaning device, has carried out the discontinuous to the pH meter probe and has washd, has both guaranteed data analysis's accuracy, has prolonged pH meter life again.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides an automatic belt cleaning device of on-line measuring pH meter, including the reaction tank, set up in the sample groove of reaction tank upper end, set up the overflow pipe between sample groove top and reaction tank top, install the pH meter in the sample groove, washing liquid pipeline and the compressed air pipeline with the sample groove intercommunication, set up the washing liquid control valve on the washing liquid pipeline, set up the compressed air control valve on the compressed air pipeline, set up in the first circulating water pipe of reaction tank bottom, with the circulation sample pump of first circulating water pipe intercommunication, with the second circulating water pipe of circulation sample pump intercommunication and set up the circulation material control valve on second circulating water pipe, washing liquid control valve, compressed air control valve and circulation material control valve all with PLC controlling means electric connection.
Furthermore, the tail end of the second circulating water pipe is communicated with the bottom of the sampling groove.
Furthermore, the tail end of the cleaning liquid pipeline is positioned on one side of the pH meter close to the top of the sampling groove, and the tail end of the compressed air pipeline is positioned on one side of the bottom of the pH meter.
Further, the sampling groove is a square groove.
Furthermore, a water outlet pipe is arranged at the bottom of the reaction tank, and a water outlet control valve is arranged on the water outlet pipe.
The utility model has the advantages that: compared with the prior art, the utility model discloses an on-line measuring pH meter self-cleaning device has following advantage: control cleaning solution control valve, compressed air control valve and circulation material control valve through PLC controlling means, when circulation material control valve closes, cleaning solution control valve and compressed air control valve are opened simultaneously, wash the certain time to the pH meter, then cleaning solution control valve and compressed air control valve are closed simultaneously, and meanwhile circulation material control valve opens, after the interval certain time, the process of opening and close of above-mentioned control valve is repeated, solve online pH meter because the effect such as material adhesion causes measured data unstability, inaccurate problem, the utility model discloses simple structure, practicality are strong, can satisfy the continuous accurate measurement to the pH meter among the chemical reaction process, after stopping chemical process, finally make the pH meter ensure the immersion state in the washing to guarantee pH meter long-term steady operation.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
wherein, 1 reaction tank, 2 sampling tank, 3 overflow pipe, 4pH meter, 5 cleaning solution pipeline, 6 compressed air pipeline, 7 cleaning solution control valve, 8 compressed air control valve, 9 first circulating water pipe, 10 circulating sampling pump, 11 second circulating water pipe, 12 circulating material control valve, 13 outlet pipe, 14 water control valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
In the embodiment shown in FIG. 1, an automatic cleaning device for an on-line pH meter comprises a reaction tank 1, a sampling tank 2 arranged at the upper end of the reaction tank 1, an overflow pipe 3 arranged between the top of the sampling tank 2 and the top of the reaction tank 1, a pH meter 4 arranged in the sampling tank 2, a cleaning liquid pipeline 5 and a compressed air pipeline 6 communicated with the sampling tank 2, a cleaning liquid control valve 7 arranged on the cleaning liquid pipeline 5, a compressed air control valve 8 arranged on the compressed air pipeline 6, a first circulating water pipe 9 arranged at the bottom of the reaction tank 1, a circulating sampling pump 10 communicated with the first circulating water pipe 9, a second circulating water pipe 11 communicated with the circulating sampling pump 10 and a circulating material control valve 12 arranged on the second circulating water pipe 11, and the cleaning liquid control valve 7, the compressed air control valve 8 and the circulating material control valve 12 are electrically connected with the PLC control device.
In this embodiment, the end of the second circulating water pipe 11 is communicated with the bottom of the sampling groove 2. The end of the cleaning solution pipe 5 is positioned at one side of the pH meter 4 close to the top of the sampling tank 2, and the end of the compressed air pipe 6 is positioned at one side of the bottom of the pH meter 4.
In this embodiment, the sampling slot 2 is a square slot.
In this embodiment, a water outlet pipe 13 is disposed at the bottom of the reaction tank 1, and a water outlet control valve 14 is disposed on the water outlet pipe 13.
The working principle is as follows: the utility model discloses an automatic belt cleaning device of on-line measuring pH meter, to cleaning solution control valve 7 through PLC controlling means, compressed air control valve 8 and circulation material control valve 12 control, when circulation material control valve 12 closes, cleaning solution control valve 7 and compressed air control valve 8 are opened simultaneously, wash 30s to pH meter 4, then cleaning solution control valve 7 and compressed air control valve 8 are closed simultaneously, meanwhile circulation material control valve 12 opens, after 10min of interval, the process of opening and close of above-mentioned control valve of repetition, solve online pH meter 4 because material adhesion etc. effect causes measured data unstability, inaccurate problem, satisfy the chemical reaction in-process and accurately measure pH meter 4 in succession, after stopping the chemical process, finally make pH meter 4 ensure the immersion state in wasing, thereby ensure pH meter 4 long-term steady operation.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides an automatic belt cleaning device of on-line measuring pH meter which characterized in that: including the reaction tank, set up in the sample groove of reaction tank upper end, set up the overflow pipe between sample groove top and reaction tank top, install the pH meter in the sample groove, washing liquid pipeline and compressed air pipeline with the sample groove intercommunication, set up the washing liquid control valve on the washing liquid pipeline, set up the compressed air control valve on the compressed air pipeline, set up in the first circulating pipe of reaction tank bottom, with the circulation sample pump of first circulating pipe intercommunication, with the second circulating pipe of circulation sample pump intercommunication and set up the circulation material control valve on the second circulating pipe, washing liquid control valve, compressed air control valve and circulation material control valve all with PLC controlling means electric connection.
2. The automatic cleaning device for the on-line detection pH meter according to claim 1, characterized in that: and the tail end of the second circulating water pipe is communicated with the bottom of the sampling groove.
3. The automatic cleaning device for the on-line detection pH meter according to claim 1, characterized in that: the tail end of the cleaning liquid pipeline is positioned on one side, close to the top of the sampling groove, of the pH meter, and the tail end of the compressed air pipeline is positioned on one side of the bottom of the pH meter.
4. The automatic cleaning device for the on-line detection pH meter according to claim 1, characterized in that: the sampling groove is a square groove.
5. The automatic cleaning device for the on-line detection pH meter according to claim 1, characterized in that: and a water outlet pipe is arranged at the bottom of the reaction tank, and a water outlet control valve is arranged on the water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921505270.2U CN210647485U (en) | 2019-09-11 | 2019-09-11 | Automatic cleaning device for online detection pH meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921505270.2U CN210647485U (en) | 2019-09-11 | 2019-09-11 | Automatic cleaning device for online detection pH meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210647485U true CN210647485U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921505270.2U Active CN210647485U (en) | 2019-09-11 | 2019-09-11 | Automatic cleaning device for online detection pH meter |
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| CN (1) | CN210647485U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337884A (en) * | 2020-10-15 | 2021-02-09 | 郑州恒博环境科技股份有限公司 | Automatic cleaning device for pH meter of aluminum processing waste emulsion treatment system and control method |
| CN115684301A (en) * | 2022-09-29 | 2023-02-03 | 中国恩菲工程技术有限公司 | Slurry pH value adjusting and detecting device and slurry processing device |
-
2019
- 2019-09-11 CN CN201921505270.2U patent/CN210647485U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337884A (en) * | 2020-10-15 | 2021-02-09 | 郑州恒博环境科技股份有限公司 | Automatic cleaning device for pH meter of aluminum processing waste emulsion treatment system and control method |
| CN112337884B (en) * | 2020-10-15 | 2023-10-27 | 郑州恒博环境科技股份有限公司 | Automatic cleaning device for pH meter of aluminum processing waste emulsion treatment system and control method |
| CN115684301A (en) * | 2022-09-29 | 2023-02-03 | 中国恩菲工程技术有限公司 | Slurry pH value adjusting and detecting device and slurry processing device |
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