CN211652676U - Brine concentration continuous monitoring device - Google Patents
Brine concentration continuous monitoring device Download PDFInfo
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- CN211652676U CN211652676U CN201922241327.9U CN201922241327U CN211652676U CN 211652676 U CN211652676 U CN 211652676U CN 201922241327 U CN201922241327 U CN 201922241327U CN 211652676 U CN211652676 U CN 211652676U
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Abstract
A brine concentration continuous monitoring device comprises an outer sleeve fixed connection device and a strong magnetic concentration measuring meter, wherein the outer sleeve fixed connection device comprises a transparent outer sleeve, a transparent fixing flange and an immersion outer sleeve, the transparent outer sleeve is connected with the transparent fixing flange into a whole in a bonding mode under the sealing action of a rubber sealing ring, the immersion outer sleeve is connected with the transparent fixing flange into a whole by utilizing upper screw threads, a liquid level adjusting air valve is arranged on the transparent fixing flange, and a pipe cavity bottom support is arranged at the lower part of the immersion outer sleeve; strong magnetic concentration survey meter include graduated tube, epicoele flotation pontoon, cavity of resorption flotation pontoon, strong magnet ring, toper balancing weight, epicoele flotation pontoon and the cavity of resorption flotation pontoon of setting in its inside, cavity of resorption flotation pontoon in be equipped with strong magnet ring, epicoele flotation pontoon bottom is equipped with the toper balancing weight, the top of epicoele flotation pontoon is equipped with the graduated tube. The liquid level measuring device has the advantages of simple structure, convenience in use, continuous measurement and no influence of liquid pressure and liquid level of the use environment.
Description
Technical Field
The utility model relates to a concentration detection device, in particular to on-line measuring device of brine concentration among evaporating system.
Background
In industrial production, concentration detection devices mainly include a baume meter, a density meter, a liquid density detector designed by using the archimedes principle, and the like. In the seawater salt production industry, a baume table is generally used for detecting the brine concentration, and during the brine concentration detection, brine needs to be taken out of a production system and put into a measuring cylinder type container for measurement. The measurement result is inaccurate due to time difference, errors and the like often occur, manual sampling needs to be repeated for many times, and due to the fact that the working intensity of operators is high, the detection result of the same brine is different under the condition of different measurement methods, and the detection accuracy is not high. At present, the liquid density detector on the market is more suitable for clean liquid with weak liquid fluidity and no interference on solid components, and is higher in equipment price, harsh in use environment requirement and not suitable for the industry of preparing salt from seawater.
With the improvement of the production automation level, the seawater salt production enterprise develops from single-tank evaporation to multi-effect continuous evaporation salt production. In the production of refined salt by taking seawater as a raw material, the evaporation termination concentration not only influences the yield of a refined salt product, but also controls the quality of the yield of the refined salt, particularly the content of ions such as calcium, magnesium, sulfate radicals and the like, controls the termination concentration of brine evaporation, and becomes an important production control parameter for vacuum salt production, so that the improvement of the brine concentration detection level is of great importance to salt production enterprises.
Disclosure of Invention
In order to solve the not enough of current brine check out test set, the utility model provides a brine on-line measuring device suitable for evaporating system has realized brine concentration on-line measuring, and equipment is simple easily to be installed, low in cost.
The utility model adopts the technical proposal that:
a bittern concentration continuous monitoring device comprises an outer sleeve fixed connection device and a strong magnetic concentration measuring meter, wherein the outer sleeve fixed connection device comprises a transparent outer sleeve, a transparent fixing flange and an immersion outer sleeve, the transparent outer sleeve is connected with the transparent fixing flange into a whole in a bonding mode under the sealing effect of a rubber sealing ring, the immersion outer sleeve is connected with the transparent fixing flange into a whole by utilizing upper screw threads, a liquid level adjusting air valve is arranged on the transparent fixing flange, a tube cavity bottom support is arranged at the lower part of the immersion outer sleeve, and a through cavity is arranged among the immersion outer sleeve, the transparent fixing flange and the transparent outer sleeve;
the strong magnetic concentration measuring meter comprises a graduated tube, an upper cavity buoy, a lower cavity buoy, a strong magnet ring and a conical balancing weight, wherein the upper cavity buoy and the lower cavity buoy are arranged in the upper cavity buoy;
the outer sleeve fixed connecting device is arranged in an immersion outer sleeve cavity of the outer sleeve fixed connecting device.
Furthermore, the top of the transparent outer sleeve is provided with an outer sleeve plug.
The top of the graduated tube is provided with a tube plug.
The pipe wall of the immersion outer sleeve is provided with a communicating hole, so that the liquid in the immersion outer sleeve is kept smooth with the liquid in the environment.
The upper cavity buoy is internally provided with vacuum.
The utility model has the advantages and beneficial effects that: the measuring range is large, the precision is high, and the measuring range is convenient to adjust; the field and DCS control system can display the measurement result at the same time; the concentration measuring meter is made of polytetrafluoroethylene, so that the concentration measuring meter is anti-adhesion and non-adhesive, and the temperature modification amount is small; magnetic induction performance is strong, and signals are stable; continuous measurement without influence of liquid pressure and liquid level in use environment.
Drawings
FIG. 1: the utility model has a schematic structure;
in the figure: 1. outer casing pipe block, 2, transparent outer casing, 3, rubber seal, 4, liquid level adjusting air valve, 5, transparent mounting flange, 6, immersion fluid outer casing, 7, lumen collet, 8, pipe block, 9, graduated tube, 10, upper chamber buoy, 11, lower chamber buoy, 12, strong magnet ring, 13, toper balancing weight, 14, magnetostrictive signal transmitter connector.
Detailed Description
For further understanding of the contents, features and functions of the present invention, the following embodiments are enumerated in conjunction with the drawings, and the following detailed description is given:
referring to fig. 1, the utility model discloses transparent outer tube 2 is connected with transparent mounting flange 5 through the mode of bonding and becomes an organic whole under rubber seal 3's sealed effect, and immersion fluid outer tube 6 utilizes upper portion screw thread to be connected with transparent mounting flange 5 and becomes a whole, and transparent mounting flange 5 passes through the bolt fastening on the equipment flange that awaits measuring. In the operation process of the equipment, the liquid level position in the equipment is adjusted by utilizing the inflation or exhaust operation of the liquid level adjusting air valve 4 arranged on the transparent fixed flange 5, so that the liquid level is fixed at the central scale of the transparent fixed flange 5.
The utility model discloses be equipped with strong magnetic concentration survey table in overcoat fixed connection device's immersion fluid overcoat pipe cavity 6, this strong magnetic concentration survey table includes graduated tube 9, epicoele flotation pontoon 10, lower chamber flotation pontoon 11, strong magnet ring 12, toper balancing weight 13, and epicoele flotation pontoon 10 is inside to be equipped with cavity of resorption flotation pontoon 11, lower chamber flotation pontoon 11 in be equipped with strong magnet ring 12, epicoele flotation pontoon 10 bottom is equipped with toper balancing weight 13, the top of epicoele flotation pontoon 10 is equipped with graduated tube 9. The utility model discloses a scale tube 9 is the elongated body, and its body outer wall is equipped with the scale interval, and when last chamber flotation pontoon 10 rose because of buoyancy in immersion fluid outer tube cavity 6, the scale tube 9 top can stretch into the lumen of transparent outer tube 2. The whole strong magnetic concentration measuring meter can freely rise and fall in the immersion liquid outer sleeve 6, and the scale value read at the liquid level after the stability is the concentration value of the liquid to be measured.
The strong magnetic concentration measuring meter is provided with a certain measuring range according to different measured liquid concentrations, the length of a graduated tube of the concentration measuring meter determines the concentration measuring range, the volume of a float bowl and a weight coefficient of the measuring meter determine the concentration measuring accuracy, the measuring meter in the scheme has the total weight of 0.918kg, the outer diameter of the graduated tube is 18mm, the measuring accuracy is 0.1 baume degree, and the measuring range is 15-40 baume degrees. The strong magnetic concentration measuring meter can display the concentration of liquid to be measured by scales, and can also transmit a strong magnetic ring magnetic induction signal to the DCS control system by arranging the magnetostrictive signal transmitter, so that the concentration of the liquid to be measured is displayed in the DCS.
During measurement, firstly, the outer diameter (18mm) of the graduated tube 9 is selected according to the accuracy of a required measurement result, the thin graduated tube 9 with the length of 800mm is selected according to the concentration (15-36 baume degrees) of brine for salt production, then the required drainage volume 0.6365L of the upper cavity buoy 10 and the lower cavity buoy 11 is calculated by utilizing the Archimedes principle, after the lower cavity buoy 11 is filled with the strong magnet ring 12, the required weight of the conical balancing weight 13 is calculated according to the brine measurement range, finally, the total weight of the strong magnetic concentration measurement meter is set to be 0.918kg, all parts of the strong magnetic concentration measurement meter are connected into a whole, sealing and vacuumizing are carried out, so that the whole becomes a closed organic whole, and the concentration measurement meter is manufactured.
In order to make the concentration meter be used in the environment of evaporation system with pressure change, it is clear that the outer sleeve 2 and the transparent fixed flange 5 must be connected in a sealing way, and in order to adapt to the environment of pressure change, the transparent fixed flange is provided with an air valve 4 for adjusting liquid level, so that the liquid level of the measured liquid is kept constant, and the accuracy of concentration measurement is improved. In order to prevent the liquid in the evaporation system from impacting the concentration measuring meter, the side wall of the tube cavity of the immersion outer sleeve 6 is provided with a communicating hole which can keep smooth with the liquid in the environment, thereby ensuring the continuity of the measuring result. In order to prevent the concentration meter from falling off when the evaporation system brushes the can, a lumen base plate 7 having a drain is provided at the lower part of the immersion liquid outer tube 6. After the outer casing pipe plug 1, the transparent outer casing pipe 2, the rubber sealing ring 3, the liquid level adjusting air valve 4, the transparent fixing flange 5, the immersion outer casing pipe 6 and the pipe cavity bottom support 7 are connected into a whole, the whole set of brine concentration measuring device is fixed in an evaporation system by using flanges and bolts, and then concentration measurement can be carried out on liquid in the system. In order to observe and record the concentration more conveniently, a magnetostrictive signal transmitter connecting port 14 is reserved on the transparent fixed flange 5, a concentration measuring signal is transmitted to the DCS operating system through magnetic induction of the strong magnetic concentration measuring meter, the signal is converted into a concentration measuring value, and thus the brine concentration of the evaporation system is continuously transmitted to the DCS operating system for reference analysis of an operator.
The utility model has the advantages that:
1. the concentration measuring rod is provided with a scale value, and a scale value signal can be transmitted to the DCS through strong magnetic induction, so that the concentration measurement is realized in situ and remotely and the concentration measurement result is displayed at the same time;
2. the concentration measuring meter is made of polytetrafluoroethylene, has the characteristics of adhesion resistance, non-adhesion, small temperature denaturation and the like, improves the environmental adaptability of equipment, and improves the concentration measuring accuracy;
3. the concentration measuring meter adopts high-temperature-resistant strong magnetism, the magnetic induction performance is strong, and signals are stable;
4. the liquid level adjusting air valve is arranged, so that liquid level adjustment can be performed when the environment changes, and the measurement performance of the equipment is improved;
5. the outer sleeve is fixedly connected with the device in a thin upper part and a thick lower part, so that the resistance to unstable liquid level conversion during environmental pressure conversion is improved, and errors caused by environmental change of concentration measurement are reduced;
6. the periphery of the immersion outer sleeve is provided with holes, so that the communication with environmental liquid is increased, and the timeliness and the accuracy of measurement data are ensured;
7. the bottom of the immersion outer sleeve is provided with the hole, so that the thorough discharge of liquid during the cleaning of the equipment is ensured, and the measurement accuracy of the equipment is improved.
Claims (5)
1. The utility model provides a brine concentration continuous monitoring device which characterized by: the device comprises an outer sleeve fixed connection device and a strong magnetic concentration measuring meter, wherein the outer sleeve fixed connection device comprises a transparent outer sleeve, a transparent fixing flange and an immersion outer sleeve, the transparent outer sleeve is connected with the transparent fixing flange into a whole in a bonding mode under the sealing action of a rubber sealing ring, the immersion outer sleeve is connected with the transparent fixing flange into a whole by utilizing upper screw threads, a liquid level adjusting air valve is arranged on the transparent fixing flange, a tube cavity bottom support is arranged at the lower part of the immersion outer sleeve, and a through cavity is arranged among the immersion outer sleeve, the transparent fixing flange and the transparent outer sleeve;
the strong magnetic concentration measuring meter comprises a graduated tube, an upper cavity buoy, a lower cavity buoy, a strong magnet ring and a conical balancing weight, wherein the upper cavity buoy and the lower cavity buoy are arranged in the upper cavity buoy;
the outer sleeve fixed connecting device is arranged in an immersion outer sleeve cavity of the outer sleeve fixed connecting device.
2. The brine concentration continuous monitoring device of claim 1, which is characterized in that: the top of the transparent outer sleeve is provided with an outer sleeve plug.
3. The brine concentration continuous monitoring device of claim 1, which is characterized in that: the top of the graduated tube is provided with a tube plug.
4. The brine concentration continuous monitoring device of claim 1, which is characterized in that: the pipe wall of the immersion outer sleeve is provided with a communicating hole, so that the liquid in the immersion outer sleeve is kept smooth with the liquid in the environment.
5. The brine concentration continuous monitoring device of claim 1, which is characterized in that: the upper cavity buoy is internally provided with vacuum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922241327.9U CN211652676U (en) | 2019-12-15 | 2019-12-15 | Brine concentration continuous monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922241327.9U CN211652676U (en) | 2019-12-15 | 2019-12-15 | Brine concentration continuous monitoring device |
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| CN211652676U true CN211652676U (en) | 2020-10-09 |
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| CN201922241327.9U Active CN211652676U (en) | 2019-12-15 | 2019-12-15 | Brine concentration continuous monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907531A (en) * | 2019-12-15 | 2020-03-24 | 天津长芦汉沽盐场有限责任公司 | Brine concentration continuous monitoring device |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907531A (en) * | 2019-12-15 | 2020-03-24 | 天津长芦汉沽盐场有限责任公司 | Brine concentration continuous monitoring device |
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