CN209917639U - Ceramic flat plate membrane flux testing device - Google Patents
Ceramic flat plate membrane flux testing device Download PDFInfo
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- CN209917639U CN209917639U CN201920379222.7U CN201920379222U CN209917639U CN 209917639 U CN209917639 U CN 209917639U CN 201920379222 U CN201920379222 U CN 201920379222U CN 209917639 U CN209917639 U CN 209917639U
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Abstract
The utility model discloses a ceramic flat membrane flux testing device, which comprises a constant temperature water tank and a detection mechanism; the detection mechanism comprises a suction pump, a filter, a drain pipe, a sample clamp and a temperature controller, wherein the suction pump is communicated with the drain pipe, the drain pipe is communicated with the sample clamp, and the sample clamp is arranged in a constant-temperature water tank; and the drain pipe is sequentially provided with a pressure sensor, a flow sensor, a drain pipe temperature sensor and a filter from the side close to the suction pump. The utility model has the advantages that the circulating loop of the testing device is designed, the water is always in a circulating state in the testing process, and the stability of the whole system is improved; a water tank temperature sensor and a drain pipe temperature sensor are adopted, and the temperature is controlled by a temperature controller, so that the water temperature is constant, and errors caused by temperature fluctuation are reduced; the suction pump and the pressure sensor ensure stable water pressure and stable measurement data; the design of the sample clamp ensures that the effective area for testing is stable, the sample is convenient to assemble and disassemble, and the sample clamp can be used repeatedly.
Description
Technical Field
The utility model belongs to the testing arrangement field especially relates to a dull and stereotyped membrane flux testing arrangement of pottery.
Background
Ceramic membranes (also called inorganic ceramic membranes) are asymmetric membranes formed by preparing inorganic ceramic materials through special processes. The ceramic membrane is classified into a tubular ceramic membrane and a flat ceramic membrane. The tube wall of the tubular ceramic membrane is densely distributed with micropores, under the action of pressure, the raw material liquid flows in the membrane tube or outside the membrane, small molecular substances (or liquid) permeate the membrane, and large molecular substances (or solid) are intercepted by the membrane, so that the purposes of separation, concentration, purification, environmental protection and the like are achieved. The plate surface of the flat ceramic membrane is densely distributed with micropores, according to the fact that the permeability is different when the diameters of molecules of permeated substances are different within a certain membrane aperture range, the pressure difference between two sides of the membrane is used as a driving force, the membrane is used as a filtering medium, and under the action of a certain pressure, when feed liquid flows through the surface of the membrane, only water, inorganic salt and small molecular substances are allowed to permeate through the membrane, and macromolecular substances such as suspended matters, glue, microorganisms and the like in the water are prevented from passing through the membrane.
The ceramic membrane has the advantages of high separation efficiency, stable effect, good chemical stability, acid and alkali resistance, organic solvent resistance, bacteria resistance, high temperature resistance, pollution resistance, high mechanical strength, good regeneration performance, simple separation process, low energy consumption, simple and convenient operation and maintenance, long service life and the like, is successfully applied to various fields of deep processing of foods, beverages, plants (medicines), biological medicines, fermentation, fine chemical engineering and the like, and can be used for separation, clarification, purification, concentration, sterilization, desalting and the like in the technical process. The ceramic flat plate membrane is an important membrane structure separation unit in a membrane bioreactor in water treatment, wherein water flux is an important performance parameter of the ceramic flat plate membrane for water treatment.
The existing national standard is a tubular ceramic microporous filter membrane element (HY/T063-2002) and a test method (HY/T064-2002), and no specific method or equipment is provided for testing the performance of a flat ceramic membrane without specifying the corresponding national standard.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims to provide a ceramic flat membrane flux testing device, a circulating loop of the testing device is designed, water is always in a circulating state in the testing process, and the stability of the whole system is improved; the temperature in the test process is ensured to be constant by utilizing the drain pipe temperature sensor, the water tank temperature sensor and the temperature controller, and the error is reduced.
According to one aspect of the utility model, a ceramic flat membrane flux testing device comprises a constant temperature water tank and a detection mechanism; the detection mechanism comprises a suction pump, a filter, a drain pipe, a sample clamp and a temperature controller, wherein the suction pump is communicated with the drain pipe, the drain pipe is communicated with the sample clamp, and the sample clamp is arranged in a constant-temperature water tank; and the drain pipe is sequentially provided with a pressure sensor, a flow sensor, a drain pipe temperature sensor and a filter from the side close to the suction pump.
Further, the constant-temperature water tank comprises a heating rod, a water tank temperature sensor, a water level alarm and a bracket; a heating rod is arranged in the constant-temperature water tank, and a water tank temperature sensor is arranged in the constant-temperature water tank; a water level alarm is arranged at the upper end of the constant-temperature water tank; the constant-temperature water tank is communicated with the suction pump.
Further, the suction pump comprises a frequency converter, the suction pump is electrically connected with the frequency converter, and the frequency converter is electrically connected with the pressure sensor.
Further, the temperature controller is electrically connected with the drain pipe temperature sensor, and the temperature controller is electrically connected with the water tank temperature sensor.
Furthermore, a protective shell is arranged around the constant-temperature water tank. And a water outlet is formed at the bottom of the constant-temperature water tank.
Further, the sample clamp comprises an upper pressing cylinder and a lower pressing cylinder, and the sample clamp is in a sleeve shape; the upper pressing cylinder is nested in the lower pressing cylinder, and a sample is clamped between the lower pressing cylinder and the upper pressing cylinder; the lower pressing cylinder is provided with a bulge and is L-shaped; the water outlet is arranged on one side of the lower pressing cylinder, and the water collecting tank is arranged on the other side of the lower pressing cylinder; the water outlet, the water collecting tank and the sample are positioned on the same horizontal line.
Further, the constant-temperature water tank is supported by a bracket.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a dull and stereotyped membrane flux testing arrangement of pottery, the suction pump with the drain pipe intercommunication, just the drain pipe with the sample anchor clamps intercommunication, sample anchor clamps arrange in the constant temperature basin with the basin intercommunication, the design of testing arrangement circulation circuit, the testing process normal water is in the circulation state always, improves entire system's steadiness.
2. The utility model discloses a dull and stereotyped membrane flux testing arrangement of pottery adopts basin temperature sensor and drain pipe temperature sensor, guarantees through the thermostat that both temperatures are unanimous, monitors the temperature of testing process, makes the temperature be in the invariable state, reduces the test error that the temperature fluctuation brought.
3. The utility model discloses the example a dull and stereotyped membrane flux testing arrangement of pottery through suction pump and pressure sensor, guarantees that the water pressure in the testing process is stable, guarantees that measured data is stable.
4. The utility model discloses an example ceramic flat membrane flux testing arrangement, the design of sample anchor clamps makes the effective area of testing ceramic flat membrane very stable, and the sample loading and unloading is convenient, can use repeatedly; two sample clamps are designed to facilitate testing of specific situations.
Drawings
Fig. 1 is a schematic structural view of the ceramic flat membrane flux testing device of the present invention.
Fig. 2 is a schematic cross-sectional view of a sample holder according to a first embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view of a sample holder according to the second embodiment of the present invention.
In the figure, 1 a sample clamp, 2 a suction pump, 3 a protective shell, 4 a filter, 5 a frequency converter, 6 a drain pipe, 7 a water level alarm, 8 a flow sensor, 9 a pressure sensor, 10 a support, 11 a water outlet, 12 a constant temperature water tank, 13 a heating rod, 14 an inner wall of the water tank, 15 a water tank temperature sensor, 16 a drain pipe temperature sensor, 17 a temperature controller, 18 an external screwing nut, 19 an upper pressing cylinder, 20 a water outlet, 21 a sealing gasket, 22 a sample, 23 a lower pressing cylinder, 24 a water collecting tank and 25 an internal screwing nut.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The first embodiment is as follows:
1. as shown in fig. 1, a ceramic flat membrane flux testing device comprises a constant temperature water tank and a detection mechanism; the detection mechanism comprises a suction pump 2, a filter 4, a drain pipe 6, a sample clamp 1 and a temperature controller 17, wherein the suction pump 2 is communicated with the drain pipe 6, the drain pipe 6 is communicated with the sample clamp 1, and the sample clamp 1 is arranged in a constant-temperature water tank 12; the water discharge pipe 6 is provided with a pressure sensor 9, a flow sensor 8, a water discharge pipe temperature sensor 16 and a filter 4 in sequence from the side close to the suction pump 2, and the water flux of the filter 4 is far larger than the maximum water flux of the sample 22. The constant-temperature water tank 12 comprises a heating rod 13, a water tank temperature sensor 15, a water level alarm 7 and a bracket 10; a heating rod 13 is arranged in the constant-temperature water tank 12, and a water tank temperature sensor 15 is arranged in the constant-temperature water tank; a water level alarm 7 is arranged at the upper end part of the constant-temperature water tank 12; the constant-temperature water tank 12 is communicated with the suction pump 2, and the water tank temperature sensor 15 is used for measuring the temperature of water in the constant-temperature water tank 12; the drain pipe temperature sensor 16 is used for measuring the temperature of water in the drain pipe 6; the water tank temperature sensor 15 and the drain pipe temperature sensor 16 adjust the heating power of the heating rod 13 through the thermostat 17. The suction pump 2 comprises a frequency converter 5, the suction pump 2 and the frequency converter 5 are electrically connected, the frequency converter 5 and the pressure sensor 9 are electrically connected, and the pressure sensor 9 adjusts the power of the suction pump 2 through the frequency converter 5, namely, adjusts the suction pressure of the test. The temperature controller 17 is electrically connected with the drain pipe temperature sensor 16, and the temperature controller 17 is electrically connected with the water tank temperature sensor 15. And a protective shell 3 is arranged around the constant-temperature water tank 12. And a water outlet 11 is arranged at the bottom of the constant-temperature water tank 12. The sample clamp 1 comprises an upper pressing cylinder 19, a lower pressing cylinder 23 and a sealing gasket 21; the sample clamp 1 is in a sleeve shape; the upper pressure cylinder 19 is nested in the lower pressure cylinder 23, a test sample is clamped between the upper pressure cylinder and the lower pressure cylinder, and a sealing gasket 21 is arranged between the test sample and the sample clamp; the lower pressing cylinder 23 is provided with a bulge, and the lower pressing cylinder 23 is L-shaped; a water outlet is arranged on one side of the lower pressing cylinder 23, and a water collecting tank is arranged on the other side; the drain port 20, the water collection tank 24 and the sample are located on the same horizontal line. The constant-temperature water bath 12 is supported by the support 10.
As shown in fig. 2, the sample holder 1 comprises an external screw nut 18, an upper pressing cylinder 19, a water outlet 20, a sealing gasket 21, a sample 22, a lower pressing cylinder 23 and a water collecting tank 24; the external screwing nut 18 is sleeved outside the lower pressing cylinder 23.
When in use, the method comprises the following steps:
the first step is as follows: placing a sample 22 in the sample clamp 1, connecting the water outlet 20 with the water discharge pipe 6 and placing the sample in the constant-temperature water tank 12;
the second step is that: setting temperature parameters of a temperature controller 17, and heating water in the constant-temperature water tank 12 to a preset temperature through a heating rod 13;
the third step: setting a suction pressure parameter of the frequency converter 5;
the fourth step: the water flux reading of sample 22 is recorded after the displayed data of flow sensor 8 has stabilized.
The working principle is as follows: the suction pump 2 is started, and water enters the sample 22 from both sides of the sample 22, flows into the water collection tank 24 and enters the water discharge pipe 6 through the water discharge port 20; the pressure sensor 9 displays the pressure in the water discharge pipe 6 and transmits data to the frequency converter 5, and the frequency converter 5 adjusts the working power of the suction pump 2 to ensure that the suction pressure is always maintained at the preset suction pressure; the drain pipe temperature sensor 16 displays the temperature in the drain pipe 6 and transmits the data to the temperature controller 17, and the temperature controller 17 adjusts the working power of the heating rod to keep the temperature at the preset temperature all the time; the water sucked by the suction pump 2 is finally discharged into the constant-temperature water tank 12.
Example two:
the second embodiment is the same as the first embodiment in most respects, and the differences are as follows:
as shown in fig. 3, the second embodiment of the sample holder 1 comprises an upper pressing cylinder 19, a water outlet 20, a sealing gasket 21, a sample 22, a lower pressing cylinder 23, a water collecting tank 24 and an internal tightening nut 25; the internal screwing nut 25 is sleeved in the lower pressing cylinder 23.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (8)
1. A ceramic flat membrane flux testing device is characterized by comprising a constant-temperature water tank and a detection mechanism;
the detection mechanism comprises a suction pump, a filter, a drain pipe, a sample clamp and a temperature controller, wherein the suction pump is communicated with the drain pipe, the drain pipe is communicated with the sample clamp, and the sample clamp is arranged in a constant-temperature water tank;
and the drain pipe is sequentially provided with a pressure sensor, a flow sensor, a drain pipe temperature sensor and a filter from the side close to the suction pump.
2. The ceramic flat membrane flux testing device of claim 1, wherein the constant temperature water tank comprises a heating rod, a water tank temperature sensor and a water level alarm;
a heating rod is arranged in the constant-temperature water tank, and a water tank temperature sensor is arranged in the constant-temperature water tank;
a water level alarm is arranged at the upper end of the constant-temperature water tank;
the constant-temperature water tank is communicated with the suction pump.
3. The ceramic flat sheet membrane flux testing device of claim 2, wherein the suction pump comprises a frequency converter, and the suction pump is electrically connected with the frequency converter, and the frequency converter is electrically connected with the pressure sensor.
4. The ceramic flat membrane flux testing device of claim 3, wherein the temperature controller is electrically connected with the drain pipe temperature sensor, and the temperature controller is electrically connected with the water tank temperature sensor.
5. The ceramic flat membrane flux testing device of claim 4, wherein a protective shell is arranged around the thermostatic water tank.
6. The ceramic flat membrane flux testing device of claim 5, wherein a water outlet is arranged at the bottom of the thermostatic water tank.
7. The ceramic flat sheet membrane flux testing device of claim 6, wherein the sample holder comprises an upper pressing cylinder and a lower pressing cylinder, and the sample holder is in a sleeve shape;
the upper pressure cylinder is nested in the lower pressure cylinder, and a sample is clamped between the upper pressure cylinder and the lower pressure cylinder;
the lower pressing cylinder is provided with a bulge and is L-shaped;
a water outlet is arranged on one side of the lower pressing cylinder, and a water collecting tank is arranged on the other side of the lower pressing cylinder;
the water outlet, the water collecting tank and the sample are positioned on the same horizontal line.
8. The ceramic flat sheet membrane flux testing device of claim 6, wherein the constant temperature water tank is supported by a support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920379222.7U CN209917639U (en) | 2019-03-22 | 2019-03-22 | Ceramic flat plate membrane flux testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920379222.7U CN209917639U (en) | 2019-03-22 | 2019-03-22 | Ceramic flat plate membrane flux testing device |
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| CN209917639U true CN209917639U (en) | 2020-01-10 |
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| CN201920379222.7U Active CN209917639U (en) | 2019-03-22 | 2019-03-22 | Ceramic flat plate membrane flux testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619430A (en) * | 2020-12-02 | 2021-04-09 | 南京工业大学 | Membrane flux instrument |
| CN114112706A (en) * | 2021-11-22 | 2022-03-01 | 雅安沃克林环保科技有限公司 | Detection device for inorganic ceramic membrane |
-
2019
- 2019-03-22 CN CN201920379222.7U patent/CN209917639U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619430A (en) * | 2020-12-02 | 2021-04-09 | 南京工业大学 | Membrane flux instrument |
| CN114112706A (en) * | 2021-11-22 | 2022-03-01 | 雅安沃克林环保科技有限公司 | Detection device for inorganic ceramic membrane |
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