CN213658635U - Device for measuring cathode conductance - Google Patents
Device for measuring cathode conductance Download PDFInfo
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- CN213658635U CN213658635U CN202022725974.XU CN202022725974U CN213658635U CN 213658635 U CN213658635 U CN 213658635U CN 202022725974 U CN202022725974 U CN 202022725974U CN 213658635 U CN213658635 U CN 213658635U
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Abstract
The utility model provides a measure device of negative conductance, relates to the power plant water treatment field, including anion exchange column, measuring device, a plurality of pipeline. The anion exchange column is internally provided with oxyhydrogen type anion exchange resin, two ends of the anion exchange column are respectively sleeved with a sealing plug, the sealing plug above the anion exchange column is provided with an inlet pipeline joint, and the sealing plug below the anion exchange column is provided with an outlet pipeline joint. The measuring device is provided with a measuring port, a water inlet and a water outlet. And the inlet pipeline joint is connected with the water sample outlet through a first pipeline. And the outlet pipeline joint is connected with a water inlet of the measuring device through a second pipeline. The utility model discloses simple structure conveniently carries, and core function part low price, it is with low costs, adopt independent design, be used for the measurement of cloudy conductance specially, and no electric, appearance accuse design, the fault rate is low, and the reliability is high.
Description
Technical Field
The utility model belongs to the technical field of the power plant water treatment and specifically relates to a measure device of cloudy conductance is related to.
Background
The anion conductance is the conductance value obtained by replacing anions in the water sample with hydroxide ions, and the hydroxide ions and cations left in the water sample together. The plant typically measures the anion conductance at the outlet of the cation exchange bed: cation in the water sample is replaced by hydrogen ions by the cation exchange bed, and the influence of anions which are not removed in the water can be shielded by measuring the negative conductivity in the effluent, so that the cation exchange bed exchange performance is judged, and a basis is provided for resin regeneration. The existing cathode conducting device for measurement is complex in design, complex in operation, large in maintenance amount and inconvenient to use.
For example, the invention patent application publication No. CN107561127A, publication No. 2018, 1/9, entitled measuring device integrating conductivity of self-regenerating hydrogen and negative conductivity and total conductivity, discloses a measuring device integrating conductivity of self-regenerating hydrogen, negative conductivity and total conductivity, comprising a regulating valve, a calibration cup, a peristaltic pump, a filter, a flow meter, a cationic suppressor, an anionic suppressor, a conductivity detector, a gauge head. The device has the functions of measuring hydrogen conductivity, cathode conductivity and total conductivity. Wherein the negative conductance measuring steps are as follows: the measuring device is connected with a system to be measured through the regulating valve, the flow of deionized water entering the regenerated liquid channel is controlled and regulated by the regulating valve and the flow meter, the deionized water is electrolyzed under the action of the cationic inhibitor to generate hydrogen ions and hydroxyl ions, the hydroxyl ions are exchanged with anions in water in the sample channel under the action of the ion selective permeable membrane of the cationic inhibitor, the hydroxyl ions enter the sample channel, the anions in a water sample to be measured enter the regenerated liquid channel, the anions are discharged into waste liquid through the regenerated liquid channel, and the cations in the sample to be measured are reserved to flow to the conductivity detector, so that the continuous measurement of the conductivity of the anions in a self-regeneration mode is realized, and the cation content in the water quality is monitored. However, the present invention has the disadvantages of complicated design, complicated operation, large maintenance amount, poor portability, expensive price of the cationic suppressor as a core functional component, periodic replacement, and interference among functions when the device fails.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes measure among the prior art that the design of cloudy electric conduction device is complicated, the operation is complicated, and the maintenance volume is big, and the portability is poor, and some functional unit are expensive, and when with high costs and the device breaks down, there is the problem of interference between each function, has provided a device simple structure, and operating procedure is simple, and the maintenance volume is low, and the portability is high, and equipment purchase and use cost are low, independent design, the device of the measurement cloudy electric conduction that the reliability is high.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a device for measuring the conductance of anions comprises an anion exchange column, a measuring device and a plurality of pipelines; the anion exchange column is internally provided with oxyhydrogen type anion exchange resin, two ends of the anion exchange column are respectively sleeved with a sealing plug, the sealing plug above the anion exchange column is provided with an inlet pipeline joint, and the sealing plug below the anion exchange column is provided with an outlet pipeline joint; the measuring device is provided with a measuring port, a water inlet and a water outlet; the inlet pipeline joint is connected with the water sample outlet through a first pipeline; and the outlet pipeline joint is connected with a water inlet of the measuring device through a second pipeline.
And a water sample enters the anion exchange column through the water sample outlet through the first pipeline, is subjected to anion exchange through the hydroxide anion exchange resin and then enters the measuring device through the second pipeline, and the conductive electrode is placed in the measuring port of the measuring device for measurement. The water sample flows out of the measuring device from top to bottom, and can quickly and fully contact with the hydroxide anion exchange resin to complete anion exchange. The device has simple structure, can realize the determination of the anion conductivity only through one anion exchange column, one measuring device and a plurality of pipelines, and the daily maintenance only needs to pay attention to the state of the resin in the anion exchange column, thereby greatly reducing the cost. The device is small in size and convenient to carry, and a user can implement measurement at different monitoring points according to requirements. The core functional component of the device is hydroxide anion exchange resin which is mature in application, low in price and easy to purchase. The device adopts an independent design, is specially used for measuring cathode conductance, does not have electric and instrument control design, and has low failure rate and high reliability.
Preferably, the hydroxide anion exchange resin is disposed at 75% to 85% by volume of the anion exchange column.
Thus, the water sample can be fully subjected to anion exchange.
Preferably, the resin filter is arranged on one side of each sealing plug which extends into the anion exchange column.
The resin filter effectively prevents the hydroxide anion exchange resin from leaking out of the anion exchange column under the action of water flow.
Preferably, the resin filter is in a funnel shape, the wide end of the funnel-shaped resin filter is connected to the sealing plug, and the tip of the funnel-shaped resin filter faces to the hydroxide anion exchange resin.
Such an arrangement can increase the weight bearing capacity of the lower resin filter and prevent cracking over a long period of use.
Preferably, a color-changeable hydroxide-type anion exchange resin is arranged in the anion exchange column.
The color of the color-changeable hydroxide anion exchange resin can be changed when the hydroxide anion exchange resin fails, so that whether the hydroxide anion exchange resin fails or not can be distinguished in time, the maintenance amount is reduced, and the use is convenient.
Preferably, the anion exchange column is a transparent anion exchange column.
The transparent anion exchange column is convenient for observing whether the hydroxide anion exchange resin is ineffective or not.
Preferably, a measuring port is arranged above the measuring device, and a fixing cap is arranged on the measuring port.
The fixed cap can be fixed the conductance electrode with vertical form and measure on measuring the mouth, drops during the prevention measurement, changes different fixed caps and can realize the matching with not unidimensional conductance electrode.
Preferably, the fixing cap and the sealing plug are provided with thread structures.
Thus, the fixing cap and the sealing plug are fixed more firmly, and liquid leakage is prevented.
Preferably, when the water sample flow is large, the lower end of the measuring device is provided with a water outlet, and a water inlet is arranged above the side of the measuring device.
The drainage is fast like this, can not spill over from measuring the mouth because of water sample flow is big.
Preferably, when the flow of the water sample is small, the lower end of the measuring device is provided with a water inlet, and a water outlet is arranged above the side of the measuring device.
The drainage is slow like this, guarantees that when water sample flow is little, can have enough water sample to measure.
The utility model has the advantages that:
(1) the utility model discloses simple structure only can realize the survey of anion conductance through an anion exchange column, a measuring device, a plurality of pipeline, and the routine maintenance only needs to pay close attention to the interior resin state of anion exchange column, greatly reduced the cost.
(2) The utility model discloses small in size conveniently carries, and the user can implement the measurement at different monitoring points according to the demand.
(3) The core functional part of the utility model is hydrogen-oxygen anion exchange resin which is mature in application, low in price and easy to purchase.
(4) The utility model discloses a but the hydroxide anion exchange resin of variable color is convenient for distinguish in time whether hydroxide anion exchange resin became invalid like this, reduces the maintenance volume, convenient to use.
(5) The utility model discloses an independent design is used for the measurement of cloudy conductance specially, and does not have electric, appearance accuse design, and the fault rate is low, and the reliability is high.
(6) And resin filters are arranged on one sides of the two sealing plugs which penetrate into the anion exchange column. The resin filter effectively prevents the hydroxide anion exchange resin from leaking out of the anion exchange column under the action of water flow.
(7) A measuring port is arranged above the measuring device, and a fixing cap is arranged on the measuring port. The fixed cap can be fixed the conductance electrode with vertical form and measure on measuring the mouth, drops during the prevention measurement, changes different fixed caps and can realize the matching with not unidimensional conductance electrode.
(8) When the water sample flow is large, the lower end of the measuring device is provided with a water outlet, and the upper side of the measuring device is provided with a water inlet, so that the water is drained quickly, and the water cannot overflow from the measuring port due to the large water sample flow. When the water sample flow is small, the measuring device lower extreme sets up the water inlet, measuring device's side top sets up the delivery port, and the drainage is slow like this, guarantees that when the water sample flow is small, can have enough water appearance to carry out the conductance. The measuring device is flexible and reliable to use.
Drawings
Fig. 1 is an overall schematic view of a first embodiment of the present invention.
Fig. 2 is an overall schematic view of a second embodiment of the present invention.
In the figure: 1-anion exchange column, 2-sealing plug, 21-inlet pipeline joint, 22-outlet pipeline joint, 3-resin filter, 4-hydroxide anion exchange resin, 5-measuring device, 51-measuring port, 52-fixing cap, 53-water outlet, 54-water inlet, 6-pipeline I, and 7-pipeline II.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
The first embodiment is as follows:
as shown in figure 1, the device for measuring the anion conductance comprises an anion exchange column 1, a measuring device 5 and a plurality of pipelines. The anion exchange column is characterized in that oxyhydrogen type anion exchange resin 4 is arranged in the anion exchange column 1, two ends of the anion exchange column 1 are respectively sleeved with a sealing plug 2, an inlet pipeline joint 21 is arranged on the sealing plug 2 above the anion exchange column 1, and an outlet pipeline joint 22 is arranged on the sealing plug 2 below the anion exchange column 1. The measuring device 5 is provided with a measuring port 51, a water inlet 54 and a water outlet 53. The inlet pipeline joint 21 is connected with the water sample outlet through a first pipeline 6. The outlet pipe joint 22 is connected with the water inlet 54 of the measuring device 5 through a second pipe 7.
A water sample enters the anion exchange column 1 through a water sample outlet through a first pipeline 6, after anion exchange is carried out through the hydroxide anion exchange resin 4, the water sample enters the measuring device 5 through a second pipeline 7, and the conductive electrode is placed in a measuring port 51 of the measuring device 5 for measurement. The water sample flows out of the measuring device 5 from top to bottom, and can quickly and fully contact with the hydroxide anion exchange resin 4 to complete anion exchange. The device has simple structure, can realize the determination of the anion conductance only through one anion exchange column 1, one measuring device 5 and a plurality of pipelines, and the daily maintenance only needs to pay attention to the state of the resin in the anion exchange column 1, thereby greatly reducing the cost. The device is small in size and convenient to carry, and a user can implement measurement at different monitoring points according to requirements. The core functional component of the device is the hydroxide anion exchange resin 4 which has mature application, low price and easy purchase. The device adopts an independent design, is specially used for measuring cathode conductance, does not have electric and instrument control design, and has low failure rate and high reliability.
The utility model discloses a concrete structure of an anion exchange column 1. The anion exchange column is characterized in that oxyhydrogen type anion exchange resin 4 is arranged in the anion exchange column 1, two ends of the anion exchange column 1 are respectively sleeved with a sealing plug 2, an inlet pipeline joint 21 is arranged on the sealing plug 2 above the anion exchange column 1, and an outlet pipeline joint 22 is arranged on the sealing plug 2 below the anion exchange column 1. The anion exchange column 1 is internally provided with a hydroxide type anion exchange resin 4 with variable colors. The color-changeable hydroxide anion exchange resin 4 is regarded as failure from blue to yellow, so that the maintenance amount can be reduced, and the use is convenient. The anion exchange column 1 is a cylinder body, the main material is hard transparent plastic, and whether the internal oxyhydrogen type anion exchange resin 4 fails or not is convenient to observe. The anion exchange column 1 can be a rectangular column, a narrow to thick column, and most preferably a uniform cylinder, which facilitates the cleaning of the hydroxide anion exchange resin 4 and the rapid filtration of water samples. Preferably, the hydroxide anion exchange resin 4 is disposed at 80% of the volume of the anion exchange column 1. Thus, the water sample can be fully subjected to anion exchange.
Preferably, the sealing plugs 2 are each provided with a thread structure. The sealing plug 2 is thus held more firmly against liquid leakage.
And resin filters 3 are arranged on one sides of the two sealing plugs 2 which penetrate into the anion exchange column 1. The resin filter 3 effectively prevents the hydroxide anion exchange resin 4 from leaking out of the anion exchange column 1 by the water flow. Preferably, the resin filter 3 is funnel-shaped, the wide end of the funnel-shaped resin filter 3 is connected to the sealing plug 2, and the tip of the funnel-shaped resin filter 3 faces the hydroxide anion exchange resin 4. Such an arrangement can increase the weight bearing capacity of the lower resin filter 3, preventing cracking over a long period of use.
The utility model discloses a concrete structure of measuring device 5. The measuring device 5 is provided with a measuring port 51, a water inlet 54 and a water outlet 53. The measuring device 5 is mainly made of glass and has a cylindrical structure. A measuring port 51 is arranged above the measuring device 5, and a fixing cap 52 is arranged on the measuring port 51. The fixing cap 52 can fix the conductive electrode above the measuring port 51 in a vertical mode for measurement, so that the conductive electrode is prevented from falling off during measurement, and the conductive electrode can be matched with the conductive electrodes with different sizes by replacing different fixing caps 52. The fixing cap 52 is provided with a screw structure. Thus, the fixing cap 52 is fixed more firmly to prevent the liquid from leaking.
Preferably, when the water sample flow is large, the lower end of the measuring device 5 is provided with a water outlet 53, and the lateral upper side of the measuring device 5 is provided with a water inlet 54. Thus, the drainage is fast, and the water does not overflow from the measuring port 51 because of the large flow rate of the sampled water.
The utility model discloses a connection structure of an anion exchange column 1 and a measuring device 5. The inlet pipeline joint 21 is connected with the water sample outlet through a first pipeline 6. The outlet pipe joint 22 is connected with the water inlet 54 of the measuring device 5 through a second pipe 7.
The process of measuring the negative conductance was: it was first confirmed that the hydroxide anion exchange resin 4 had not been deactivated, and it was regarded as being deactivated from blue to yellow. Then the inlet pipe joint 21 of the anion exchange column 1 is connected with the water sample outlet, and the outlet pipe joint 22 of the anion exchange column 1 is connected with the water inlet 54 of the measuring device 5. And opening a water sample outlet valve to establish continuous flow of measurement. The fixing cap 52 is opened again, the conductivity electrode is put in, the reading of the conductivity meter is observed at the same time, and when the reading is stable, the data is recorded. Finally, the measuring apparatus 5 is removed, the anion exchange column 1 is removed, and the measurement is completed.
The utility model discloses as follows with online hydrogen negative conductance table measurement result contrast:
the deviation between data is small, the measurement is effective, and the result is reliable.
Example two:
as shown in figure 2 and figure 1, the device for measuring the negative conductance comprises an anion exchange column 1, a measuring device 5 and a plurality of pipelines. The anion exchange column is characterized in that oxyhydrogen type anion exchange resin 4 is arranged in the anion exchange column 1, two ends of the anion exchange column 1 are respectively sleeved with a sealing plug 2, an inlet pipeline joint 21 is arranged on the sealing plug 2 above the anion exchange column 1, and an outlet pipeline joint 22 is arranged on the sealing plug 2 below the anion exchange column 1. The measuring device 5 is provided with a measuring port 51, a water inlet 54 and a water outlet 53. The inlet pipeline joint 21 is connected with the water sample outlet through a first pipeline 6. The outlet pipe joint 22 is connected with the water inlet 54 of the measuring device 5 through a second pipe 7.
A water sample enters the anion exchange column 1 through a water sample outlet through a first pipeline 6, after anion exchange is carried out through the hydroxide anion exchange resin 4, the water sample enters the measuring device 5 through a second pipeline 7, and the conductive electrode is placed in a measuring port 51 of the measuring device 5 for measurement. The water sample flows out of the measuring device 5 from top to bottom, and can quickly and fully contact with the hydroxide anion exchange resin 4 to complete anion exchange. The device has simple structure, can realize the determination of the anion conductance only through one anion exchange column 1, one measuring device 5 and a plurality of pipelines, and the daily maintenance only needs to pay attention to the state of the resin in the anion exchange column 1, thereby greatly reducing the cost. The device is small in size and convenient to carry, and a user can implement measurement at different monitoring points according to requirements. The core functional component of the device is the hydroxide anion exchange resin 4 which has mature application, low price and easy purchase. The device adopts an independent design, is specially used for measuring cathode conductance, does not have electric and instrument control design, and has low failure rate and high reliability.
The utility model discloses a concrete structure of an anion exchange column 1. The anion exchange column is characterized in that oxyhydrogen type anion exchange resin 4 is arranged in the anion exchange column 1, two ends of the anion exchange column 1 are respectively sleeved with a sealing plug 2, an inlet pipeline joint 21 is arranged on the sealing plug 2 above the anion exchange column 1, and an outlet pipeline joint 22 is arranged on the sealing plug 2 below the anion exchange column 1. The anion exchange column 1 is internally provided with a hydroxide type anion exchange resin 4 with variable colors. The color-changeable hydroxide anion exchange resin 4 is regarded as failure from blue to yellow, so that the maintenance amount can be reduced, and the use is convenient. The anion exchange column 1 is a cylinder body, the main material is hard transparent plastic, and whether the internal oxyhydrogen type anion exchange resin 4 fails or not is convenient to observe. The anion exchange column 1 can be a rectangular column, a narrow to thick column, and most preferably a uniform cylinder, which facilitates the cleaning of the hydroxide anion exchange resin 4 and the rapid filtration of water samples. Preferably, the hydroxide anion exchange resin 4 is disposed at 80% of the volume of the anion exchange column 1. Thus, the water sample can be fully subjected to anion exchange.
Preferably, the sealing plugs 2 are each provided with a thread structure. The sealing plug 2 is thus held more firmly against liquid leakage.
And resin filters 3 are arranged on one sides of the two sealing plugs 2 which penetrate into the anion exchange column 1. The resin filter 3 effectively prevents the hydroxide anion exchange resin 4 from leaking out of the anion exchange column 1 by the water flow. Preferably, the resin filter 3 is funnel-shaped, the wide end of the funnel-shaped resin filter 3 is connected to the sealing plug 2, and the tip of the funnel-shaped resin filter 3 faces the hydroxide anion exchange resin 4. Such an arrangement can increase the weight bearing capacity of the lower resin filter 3, preventing cracking over a long period of use.
The utility model discloses a concrete structure of measuring device 5. The measuring device 5 is provided with a measuring port 51, a water inlet 54 and a water outlet 53. The measuring device 5 is mainly made of glass and has a cylindrical structure. A measuring port 51 is arranged above the measuring device 5, and a fixing cap 52 is arranged on the measuring port 51. The fixing cap 52 can fix the conductive electrode above the measuring port 51 in a vertical mode for measurement, so that the conductive electrode is prevented from falling off during measurement, and the conductive electrode can be matched with the conductive electrodes with different sizes by replacing different fixing caps 52. The fixing cap 52 is provided with a screw structure. Thus, the fixing cap 52 is fixed more firmly to prevent the liquid from leaking.
Preferably, when the water sample flow is small, the lower end of the measuring device 5 is provided with the water inlet 54, and the lateral upper side of the measuring device 5 is provided with the water outlet 53, so that the water is drained slowly, and the water sample can be measured in a sufficient amount when the water sample flow is small.
The utility model discloses a connection structure of an anion exchange column 1 and a measuring device 5. The inlet pipeline joint 21 is connected with the water sample outlet through a first pipeline 6. The outlet pipe joint 22 is connected with the water inlet 54 of the measuring device 5 through a second pipe 7.
The process of measuring the negative conductance was: it was first confirmed that the hydroxide anion exchange resin 4 had not been deactivated, and it was regarded as being deactivated from blue to yellow. Then the inlet pipe joint 21 of the anion exchange column 1 is connected with the water sample outlet, and the outlet pipe joint 22 of the anion exchange column 1 is connected with the water inlet 54 of the measuring device 5. And opening a water sample outlet valve to establish continuous flow of measurement. The fixing cap 52 is opened again, the conductivity electrode is put in, the reading of the conductivity meter is observed at the same time, and when the reading is stable, the data is recorded. Finally, the measuring apparatus 5 is removed, the anion exchange column 1 is removed, and the measurement is completed.
The utility model discloses as follows with online hydrogen negative conductance table measurement result contrast:
the deviation between data is small, the measurement is effective, and the result is reliable.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The device for measuring the conductance of the anion is characterized by comprising an anion exchange column, a measuring device and a plurality of pipelines; the anion exchange column is internally provided with oxyhydrogen type anion exchange resin, two ends of the anion exchange column are respectively sleeved with a sealing plug, the sealing plug above the anion exchange column is provided with an inlet pipeline joint, and the sealing plug below the anion exchange column is provided with an outlet pipeline joint; the measuring device is provided with a measuring port, a water inlet and a water outlet; the inlet pipeline joint is connected with the water sample outlet through a first pipeline; and the outlet pipeline joint is connected with a water inlet of the measuring device through a second pipeline.
2. The apparatus for measuring anion conductance according to claim 1, wherein said hydroxide type anion exchange resin is disposed at 75-85% of the volume of the anion exchange column.
3. The apparatus for measuring the conductance of an anion according to claim 1, wherein the resin filter is provided on both sides of the two sealing plugs extending into the anion exchange column.
4. The device for measuring anion conductance according to claim 3, wherein the resin filter is funnel-shaped, the wide end of the funnel-shaped resin filter is connected to the sealing plug, and the tip of the funnel-shaped resin filter is closely faced to the hydroxide anion exchange resin.
5. The apparatus for measuring anion conductance according to claim 1, wherein said anion exchange column contains a color-changeable hydroxide type anion exchange resin.
6. The apparatus for measuring anion conductance according to claim 5, wherein said anion exchange column is a transparent anion exchange column.
7. The device for measuring cathode conductance according to claim 1, wherein a measuring port is provided above said measuring device, and a fixing cap is provided on said measuring port.
8. The apparatus for measuring female electrical conductance according to claim 7, wherein said fixing cap and said sealing plug are provided with a screw structure.
9. The device for measuring the conductance of cathode according to claim 1, wherein when the flow rate of the water sample is large, the lower end of the measuring device is provided with a water outlet, and the upper side of the measuring device is provided with a water inlet.
10. The device for measuring the conductance of the negative electrode as claimed in claim 1, wherein when the flow rate of the water sample is small, the lower end of the measuring device is provided with a water inlet, and the upper side of the measuring device is provided with a water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022725974.XU CN213658635U (en) | 2020-11-23 | 2020-11-23 | Device for measuring cathode conductance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022725974.XU CN213658635U (en) | 2020-11-23 | 2020-11-23 | Device for measuring cathode conductance |
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| Publication Number | Publication Date |
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| CN213658635U true CN213658635U (en) | 2021-07-09 |
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| CN202022725974.XU Active CN213658635U (en) | 2020-11-23 | 2020-11-23 | Device for measuring cathode conductance |
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| CN (1) | CN213658635U (en) |
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