CN112986092A - Activated carbon filtration rate detection device and filtration rate detection method thereof - Google Patents
Activated carbon filtration rate detection device and filtration rate detection method thereof Download PDFInfo
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 183
- 238000001914 filtration Methods 0.000 title claims abstract description 120
- 238000001514 detection method Methods 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000012065 filter cake Substances 0.000 claims abstract description 56
- 239000012153 distilled water Substances 0.000 claims abstract description 54
- 238000000967 suction filtration Methods 0.000 claims abstract description 51
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000005303 weighing Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 43
- 238000009298 carbon filtering Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 15
- 230000000694 effects Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/084—Testing filters
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Abstract
The application relates to the technical field of filtration rate detection, and particularly discloses an active carbon filtration rate detection device and a filtration rate detection method thereof. A method for detecting the filtration rate of activated carbon comprises the following steps: weighing a certain amount of active carbon of a dry sample in a triangular flask, adding distilled water, shaking uniformly, pouring into a suction filtration funnel, starting a power supply to carry out suction filtration to form a filter cake, and closing the power supply; measuring distilled water by using a measuring cylinder, pouring the distilled water into a suction flask along the wall of the suction flask, starting a power supply to carry out suction filtration, and starting timing; and (3) after the water on the carbon layer is dry, timing is finished, the power supply is turned off, the time is recorded, and the operation is repeated for 3 times, so that the filtration rate of the activated carbon can be detected. The filtering speed detection method has the advantages of simple operation and controllable conditions, and meanwhile, the detected filtering speed of the activated carbon is more accurate, and the more accurate filtering speed of the activated carbon is obtained through multiple detections.
Description
Technical Field
The application relates to the technical field of filtration rate detection, in particular to an active carbon filtration rate detection device and a filtration rate detection method thereof.
Background
The active carbon is a black solid substance which is developed pores through gasification (carbonization and activation) and takes carbon as a skeleton structure, and the developed pores enable the active carbon to have a large specific surface area and good adsorption characteristics.
In the correlation technique, active carbon filtration rate detection device includes erlenmeyer flask, suction filtration funnel and buchner flask, and the top of suction filtration funnel is connected through anchor clamps with the bottom of buchner flask for be connected closely between suction filtration funnel and the buchner flask, be convenient for the distilled water filters from the active carbon filter cake.
Aiming at the related technologies, when the filtering speed of the activated carbon is detected, a filter cake formed on the suction filter funnel is not uniform, and the filtering speed of the activated carbon is detected inaccurately.
Disclosure of Invention
In order to accurately detect the filtering speed of the activated carbon, the application provides an activated carbon filtering speed detection device and a filtering speed detection method thereof.
In a first aspect, the present application provides an active carbon filtration rate detection device, which adopts the following technical scheme:
an active carbon filtration rate detection device comprises a conical flask which is arranged in an open manner, wherein a suction filtration funnel is arranged at the top end of the conical flask, a connecting pipe is communicated with the peripheral side wall of the suction filtration funnel, an open suction filtration bottle is arranged at the top end of the suction filtration funnel, a filter cake is formed between the suction filtration funnel and the suction filtration bottle, a clamp is clamped between the top end of the suction filtration funnel and the bottom end of the suction filtration bottle, a stretchable sealing strip is installed on the clamp, the sealing strip comprises an inner sealing strip and an outer sealing strip, locking screws are arranged on the periphery of the clamp, locking nuts are arranged on the locking screws in a threaded manner, one end of the outer sealing strip is locked through an anti-falling nut, the other end of the outer sealing strip is locked through a locking piece, a clamping groove is formed in the end part of the outer sealing, one end of the clamping block, which is far away from the locking nut, is rotatably provided with a rotating block.
By adopting the technical scheme, the clamp is clamped between the suction filtration funnel and the suction filtration bottle, the sealing strip is arranged on the clamp and locked by the locking screw, the locking nut and the locking piece, so that the suction filtration funnel and the suction filtration bottle are connected more tightly, water is not easy to permeate through a gap at the joint, distilled water is enabled to completely flow into the conical flask, an active carbon filter cake layer is not easy to have water residue, a filter cake is more easy to filter, the filtering time is observed to be more accurate, and the accuracy of active carbon filtering speed detection is improved; meanwhile, the sealing strip can be conveniently detached and clamped.
Preferably, the junction of erlenmeyer flask and suction filtration funnel sets up to the dull polish layer, the junction of suction filtration funnel and suction filtration bottle sets up to the dull polish layer.
Through adopting above-mentioned technical scheme, the setting on dull polish layer has the advantage that improves the compactness of junction, and the distilled water is difficult for running off from the junction, and the cake layer of active carbon is difficult for having water to remain, is convenient for observe the dry time of straining the cake layer more accurate, and the detection of active carbon filtration rate is more accurate.
Preferably, a graduated scale is arranged on the outer side wall of the body of the filter flask.
Through adopting above-mentioned technical scheme, the scale is used for observing whether the distilled water in the buchner flask is strained futilely, has the effect of instructing the scale, is convenient for observe the time of straining futilely in the buchner flask, improves the accuracy that the active carbon filtration rate detected.
Preferably, the top end of the suction flask is provided with a bottle cap, and the bottom of the bottle cap is provided with a sealing ring.
Through adopting above-mentioned technical scheme, when the moisture in the air is more, the setting up of bottle lid makes the filter cake can keep dry state for a long time, improves the effect of filtering of active carbon, and then very accurate observation filter cake is strained futilely, and setting up of sealing washer makes the bottle lid inseparabler that is connected with the buchner flask, strengthens the guard action of bottle lid.
In a second aspect, the present application provides a method for detecting a filtration rate of activated carbon, which adopts the following technical scheme:
a method for detecting the filtration rate of activated carbon comprises the following steps:
s1, preparing a filter cake from the dried activated carbon sample;
s2, measuring distilled water by using a measuring cylinder, pouring the distilled water into a suction flask along the wall of the suction flask, starting a power supply to carry out suction filtration, and starting timing;
and S3, finishing timing after the water on the carbon layer is dry from top to bottom, turning off the power supply, recording the time, and repeating the operation for 3 times to detect the filtration rate of the activated carbon.
By adopting the technical scheme, firstly, the activated carbon filter cake is manufactured, then the speed is measured, the measured filtering speed of the activated carbon filter cake is accurate, the filter cake layer is fresh, the time of water drying in the suction filtration is recorded by observing the condition of water on the activated carbon layer, and the filtering speed of the activated carbon is further measured. The detection method has the advantages of being simple to operate and controllable in conditions.
Preferably, the preparation steps of the filter cake are as follows: weighing a certain amount of active carbon of a dry sample in a triangular flask, adding distilled water, shaking uniformly, pouring into a suction filtration funnel, starting a power supply to carry out suction filtration to form a filter cake, and closing the power supply.
Through adopting above-mentioned technical scheme, use the erlenmeyer flask to weigh a certain amount of active carbon, add water and shake even preparation filter cake for can form the filter cake of certain thickness on the suction filter funnel, can effectively make the filter cake, convenient operation practices thrift the cost simultaneously.
Preferably, medium-speed qualitative filter paper is placed on the suction filter funnel.
Through adopting above-mentioned technical scheme, the placing of qualitative filter paper of intermediate speed makes attaching to on the suction filter funnel surface that the filter cake that the active carbon formed can be better, forms the filter cake layer of certain thickness simultaneously, and the filter cake layer is more complete, improves the accuracy that detects the active carbon filtration rate.
Preferably, the dry sample is accurately weighed at 1.0g, and distilled water is added at 100mL, the temperature of the distilled water is 25 ℃. + -. 1 ℃.
By adopting the technical scheme, the amount of the dry sample is accurately weighed, and the distilled water is added, so that the formed filter cake has accurate thickness, and the filtering speed of the distilled water can be accurately measured according to the thickness of the filter cake.
Preferably, the filter cake is compacted using a compression rod to form a filter cake of the same thickness.
Through adopting above-mentioned technical scheme, mix when active carbon and distilled water and shake evenly and pour into suction filter funnel, form the filter cake through the suction filter on suction filter funnel's surface, and the filter cake probably unevenness, can flatten the compaction with the filter cake through outside pressure stick pole, and then form the filter cake that levels the thinness degree unanimity, be convenient for simultaneously detect the filtration speed.
Preferably, in the S2, 100mL of distilled water is measured by using a 100mL measuring cylinder.
By adopting the technical scheme, 100mL of distilled water is accurately measured through the 100mL measuring cylinder, and the time required by calculating the filtration rate and using the distilled water of unit volume to pass through the activated carbon is the filtration rate, so that the speed measurement is more accurate.
In summary, the present application has the following beneficial effects:
1. this application is through setting up anchor clamps and sealing strip for it is inseparabler to connect between suction filtration funnel and the buchner flask, and the distilled water is difficult to run off in the gap from the junction, and the filter cake is strained futilely more easily, and whether the filter cake is strained futilely to observe the observer more easily simultaneously, and the time of record straining futilely conveniently detects filter cake filter speed.
2. This application sets up to the dull polish layer through the junction with erlenmeyer flask and suction filtration funnel, suction filtration funnel sets up to the dull polish layer with the junction of suction filtration bottle, further strengthens the compactness of junction, and the simple operation is convenient for observe the strain dry time on filter cake layer more accurate.
3. The application provides a detection method of active carbon filtration rate can conveniently detect the active carbon filtration rate, can accurately detect the filter rate of active carbon, and through observing whether the water on the active carbon layer is strained futilely, record the time of the dry water of suction filtration, and then survey the filtration rate of active carbon. The detection method has the advantages of being simple to operate and controllable in conditions.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an activated carbon filtration rate detection device in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a fixture structure for highlighting the structure in the activated carbon filtration rate detection apparatus according to an embodiment of the present disclosure;
FIG. 3 is a schematic sectional view illustrating a connection relationship of a locking member for highlighting in an apparatus for detecting a filtration rate of activated carbon according to an embodiment of the present invention;
fig. 4 is an exploded view of an activated carbon filtration rate detection device in an embodiment of the present application.
Reference numerals: 1. a conical flask; 2. a suction filtration funnel; 3. a connecting pipe; 4. a suction flask; 5. a filter cake; 6. a first convex ring; 7. a second convex ring; 8. a clamp; 81. a clamping portion; 82. a grip portion; 9. a sealing strip; 91. an inner seal strip; 92. an outer seal strip; 10. locking the screw rod; 11. locking the nut; 12. an anti-drop nut; 13. a locking member; 131. a clamping block; 132. a T-shaped block; 133. rotating the block; 14. a clamping groove; 15. a spring; 16. sanding layer; 17. a graduated scale; 18. a holding groove; 19. a bottle cap; 20. and (5) sealing rings.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a device for detecting the filtration rate of activated carbon. Referring to fig. 1, active carbon filtration rate detection device is including being uncovered erlenmeyer flask 1 that sets up, and the uncovered department cover of erlenmeyer flask 1 is equipped with suction filtration funnel 2 little below the mouth of pipe bore is above big or small, and suction filtration funnel 2's lateral wall integrated into one piece has connecting pipe 3, and the other end of connecting pipe 3 even has the vacuum pump that is used for filtering. The fixed suction flask 4 that is uncovered setting that is provided with in suction filtration funnel 2's top through anchor clamps 8 is formed with circular shape filter cake 5 between suction flask 4 and suction filtration funnel 2, observes filter cake 5 strain dry time, and then detects the filtration rate of active carbon. The opening of the filter flask 4 is covered with a bottle cap 19 for preventing moisture in the air, and the bottom of the bottle cap 19 is provided with a sealing ring 20, so that the bottle cap 19 is connected more closely, and meanwhile, pollutants can be effectively prevented from entering the filter flask 4. Be provided with scale 17 on the periphery lateral wall of buchner flask 4, and the scale on scale 17 is more and more accurate from the top of buchner flask 4 to the bottom of buchner flask 4 for the operator can judge through watching scale 17 that filtered distilled water is strained futilely, has accurate effect, convenient observation.
Referring to fig. 1 and 2, the clamp 8 includes a clamping portion 81 and a holding portion 82, a sealing strip 9 for sealing a joint between the suction filter funnel 2 and the suction filter flask 4 is connected to an outer side of the clamping portion 81, the sealing strip 9 is made of soft rubber, the sealing strip 9 includes an inner sealing strip 91 and an outer sealing strip 92, the inner sealing strip 91 is used for sealing a portion enclosed by the clamping portion 81, and the outer sealing strip 92 is used for sealing a joint exposed to the outside. The outside at the both ends of clamping part 81 is welded and is equipped with locking screw 10, and the screw thread is provided with lock nut 11 on locking screw 10, and the both ends cover of interior sealing strip 91 is on locking screw 10, is locked by lock nut 11 and makes the both ends of interior sealing strip 91 and clamping part 81 inconsistent difficult slip. One end of the outer sealing strip 92 is hung on the locking screw 10 located outside the locking nut 11 and is locked by the anti-falling nut 12, so that one end of the outer sealing strip 92 is fixed and is not easy to fall off.
Referring to fig. 2 and 3, rectangular joint groove 14 has been seted up to the tip of outer sealing strip 92, the outside screw thread of the locking screw 10 of clamping part 81 one end is provided with locking piece 13, locking piece 13 is including the joint piece 131 that is the rectangle setting, joint piece 131 and joint groove 14 looks adaptation, the one end and the locking screw 10 threaded connection of joint piece 131, the other end of joint piece 131 is provided with rotatable T type piece 132, T type piece 132 is located the outside part integrated into one piece of joint piece 131 and has and is rectangular turning block 133, the one end that turning block 133 was kept away from to T type piece 132 is fixed with spring 15, the inseparabler effect of butt has, turning block 133 is difficult for rotating under the effect of spring 15. When the joint groove 14 of outer sealing strip 92 is overlapped on joint block 131, rotate turning block 133 and lock for outer sealing strip 92 is fixed, and outer sealing strip 92 is difficult for the landing simultaneously, the simple operation has the effect of connecting closely, and filter cake 5 strains futilely easily, and then improves the accuracy that the active carbon filtration rate detected.
Referring to fig. 1 and 4, for further convenience connect and connect inseparabler, be provided with dull polish layer 16 in erlenmeyer flask 1 and suction filtration funnel 2's connector lug department, suction filtration funnel 2's top integrated into one piece has first bulge loop 6, suction filtration flask 4's bottom integrated into one piece has second bulge loop 7, first bulge loop 6 sets up to dull polish layer 16 with the connection face department of second bulge loop 7, make between the connector lug more inseparabler, the distilled water is difficult for oozing, has and connects inseparabler advantage. Meanwhile, the arc-shaped holding groove 18 is formed at the joint of the clamping portion 81 and the holding portion 82 of the clamp 8, and the holding portion 82 of the clamp 8 is smoothly arranged in an arc shape, so that an operator can conveniently clamp the clamp 8, and the comfortable feeling is good.
The implementation principle of the active carbon filtration rate detection device in the embodiment of the application is as follows: with the junction of 8 centre gripping first bulge loops 6 of anchor clamps 2 and the second bulge loop 7 of buchner flask 4 of suction filtration funnel, at this moment, interior sealing strip 91 tightly laminates mutually with the junction that is close to in the anchor clamps 8, manual joint groove 14 cover with exterior sealing strip 92 is on joint piece 131, it locks to rotate turning block 133, make joint groove 14 be difficult for coming off from joint piece 131, exterior sealing strip 92 laminates with the junction that exposes outside promptly, more inseparable effect has to be connected this moment, make distilled water be difficult for oozing, filter cake 5 is strained futilely more easily, conveniently observe the strain dry time of filter cake 5, the record time is accurate, be favorable to improving the accuracy that the filtration rate detected.
Examples
Example 1: a method for detecting the filtration rate of activated carbon comprises the following steps:
s1, accurately weighing 1.0g of activated carbon of a dry sample into a 150mL triangular flask, adding 100mL of distilled water, wherein the temperature of the distilled water is 25 +/-1 ℃, shaking uniformly, pouring into a suction filtration funnel, turning on a power supply to carry out suction filtration to form a filter cake, and turning off the power supply;
s2, measuring 100mL of distilled water by using a 100mL measuring cylinder, pouring the distilled water into a suction flask along the wall of the suction flask, starting a power supply to carry out suction filtration, and starting timing;
and S3, finishing timing after the water on the carbon layer is dry from top to bottom, turning off the power supply, recording the time, repeating the operation for 3 times, and taking the average value of the filtration rate to detect the filtration rate of the activated carbon.
The filter is characterized in that medium-speed qualitative filter paper is placed on the suction filter funnel, and the filter cake is compacted by a pressing rod to form a filter cake with the same thickness.
Example 2: a method for detecting the filtration rate of activated carbon is different from that of example 1 in that 1.2g of activated carbon of a dry sample is accurately weighed in a 150mL triangular flask in S1, 100mL of distilled water is added, the temperature of the distilled water is 25 +/-1 ℃, the distilled water is uniformly shaken and poured into a suction filtration funnel, a power supply is turned on to carry out suction filtration to form a filter cake, and the power supply is turned off.
Example 3: a method for detecting the filtration rate of activated carbon is different from that of example 1 in that 1.5g of activated carbon of a dry sample is accurately weighed in a 150mL triangular flask in S1, 100mL of distilled water is added, the temperature of the distilled water is 25 +/-1 ℃, the distilled water is uniformly shaken and poured into a suction filtration funnel, a power supply is turned on to carry out suction filtration to form a filter cake, and the power supply is turned off.
Example 4: a method for detecting the filtration rate of activated carbon is different from that of embodiment 1 in that 120mL of distilled water is measured by a 150mL measuring cylinder in S2, the distilled water is poured into a filtration bottle along the wall of the filtration bottle, the power supply is turned on to carry out filtration, and meanwhile, timing is started.
Example 5: a method for detecting the filtration rate of activated carbon is different from that of embodiment 1 in that 150mL of distilled water is measured by a 150mL measuring cylinder in S2, the distilled water is poured into a filtration bottle along the wall of the filtration bottle, the power supply is turned on to carry out filtration, and meanwhile, timing is started.
Example 6: a method for detecting the filtration rate of activated carbon is different from the method of embodiment 1 in that in S3, the filtration rate of activated carbon can be detected by observing the dryness of water on a carbon layer from top to bottom, ending timing, turning off a power supply, recording time, repeating the operation for 4 times, abandoning the data deviation greatly, and then taking the average value of the filtration rates.
Example 7: a method for detecting the filtration rate of activated carbon is different from the method of embodiment 1 in that in S3, after the water on the carbon layer is dried from top to bottom, the timing is finished, the power supply is turned off, the time is recorded, the operations are repeated for 5 times, the data deviation is greatly omitted, and the average value of the filtration rate is taken, so that the filtration rate of the activated carbon can be detected.
Comparative example
Comparative example 1: a method for detecting the filtration rate of activated carbon is different from that of example 1 in that in S1, 3.0g of activated carbon of a dry sample is accurately weighed in a 150mL triangular flask, 100mL of distilled water is added, the temperature of the distilled water is 25 +/-1 ℃, the distilled water is uniformly shaken and poured into a suction filtration funnel, a power supply is turned on to carry out suction filtration to form a filter cake, and the power supply is turned off.
Comparative example 2: a method for detecting the filtration rate of activated carbon is different from that of embodiment 1 in that 50mL of distilled water is measured by a 100mL measuring cylinder in S2, the distilled water is poured into a filtration bottle along the wall of the filtration bottle, the power supply is turned on to carry out filtration, and meanwhile, timing is started.
Comparative example 3: a method for detecting the filtration rate of activated carbon is different from that of embodiment 1 in that 250mL of distilled water is measured by a 250mL measuring cylinder in S2, a filtration bottle is poured along the wall of the filtration bottle, the power supply is turned on to carry out filtration, and timing is started at the same time.
Comparative example 4: the difference between the method for detecting the filtration rate of the activated carbon and the method in the example 1 is that a filter cake is directly formed on the suction filter funnel.
Comparative example 5: an activated carbon filtration rate test method is different from the method in example 1 in that the filter cake layer is directly compacted into a filter cake without using a pressing rod.
Comparative example 6: a method for detecting the filtration rate of activated carbon is different from the method in the embodiment 1 in that in S3, after the water on a carbon layer is dried from top to bottom, the timing is finished, a power supply is turned off, the time is recorded, and the filtration rate of the activated carbon is detected without repeated tests.
Performance test
For the activated carbon filtration rate measuring methods of examples 1 to 7 and comparative examples 1 to 6, the time for which the cake was drained with water was measured using a stopwatch timer, the time was recorded, the filtration time per unit volume of distilled water was used as the filtration rate of activated carbon, and the measurement results were recorded in the following Table 1.
The method for calculating the filtration rate comprises the following steps:
filter rate of activated carbon (distilled water filtration time/volume of distilled water) × 10-3s/mL, the results of the same group of calculations were averaged, the recorded distilled water filtration time deviation was large, the group of values was discarded, and then the average value was removed.
As can be seen from the test data in table 1: the detection methods of examples 1 to 7 were carried out to detect the filtration rate of activated carbon, and the filtration rate of activated carbon was measured after the detection of the filtration rate and was 14X 10 on average-3s/mL, which shows that the method for measuring the filtration rate of activated carbon applied in the examples of the present application has the advantage of accurately measuring the filtration rate of activated carbon, wherein examples 2 and 6 are preferred examples.
As seen from the combination of example 1 and comparative example 1 and Table 1, the filtration rate of activated carbon measured in the detection using the method of example 1 was 12.1X 10-3s/mL, and measured using the method of comparative example 1, the thicker the cake formed, the lower the filtration rate of the activated carbon relative to the cake formed in example 1, when the amount of activated carbon was weighed to 3.0 g.
Combining examples 1, 4 and 5 and comparative example 2, and combining Table 1, it can be seen that the filtration rate of activated carbon is more accurate when the amount cylinder is used to measure 100-150mL of distilled water.
Combining examples 1, 4 and 5 and comparative example 3, and combining Table 1, it can be seen that the filtration rate of activated carbon is more accurate when the amount cylinder is used to measure 100-150mL of distilled water.
By combining the example 1 and the comparative example 4 and combining the table 1, the intermediate-speed qualitative filter paper is placed on the suction filter funnel, so that the activated carbon forms a filter cake on the qualitative filter paper of the suction filter funnel, the measured activated carbon filtration rate is accurate, and the activated carbon is not easy to block in the suction filter funnel.
Combining example 1 and comparative example 5, and table 1, it can be seen that the filter cake was compacted using a compression rod to form a filter cake of the same thickness, in which case the measured filtration rate of activated carbon was more accurate.
Combining examples 1, 6 and 7 and comparative example 6, and combining table 1, it is seen that by recording multiple times of filtering time of activated carbon, more accurate time can be obtained, and error caused by single recording is reduced, so that the filtering speed of activated carbon can be detected more accurately, wherein, repeating operation 4 times is the optimal example.
TABLE 1 measurement of filtration Rate
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
Claims (10)
1. The active carbon filtration rate detection device is characterized by comprising a conical flask (1) which is open, wherein a filtration funnel (2) is arranged at the top end of the conical flask (1), a connecting pipe (3) is communicated with the peripheral side wall of the filtration funnel (2), an open filtration bottle (4) is arranged at the top end of the filtration funnel (2), a filter cake (5) is arranged between the filtration funnel (2) and the filtration bottle (4), a clamp (8) is arranged at the top end of the filtration funnel (2) and the bottom end of the filtration bottle (4), a stretchable sealing strip (9) is arranged on the clamp (8), the sealing strip (9) comprises an inner sealing strip (91) and an outer sealing strip (92), locking screw rods (10) are arranged at the periphery of the clamp (8), and locking nuts (11) are arranged on the locking screw rods (10) in a threaded manner, the one end of outer sealing strip (92) is locked through anticreep nut (12), and its other end locks through locking piece (13), joint groove (14) have been seted up to the tip of outer sealing strip (92), locking piece (13) include with locking screw (10) threaded connection's joint piece (131), the one end rotation that locking nut (11) was kept away from in joint piece (131) is provided with turning block (133).
2. The activated carbon filtering speed detection device according to claim 1, wherein a joint of the conical flask (1) and the suction filter funnel (2) is provided with a frosting layer (16), and a joint of the suction filter funnel (2) and the suction filter flask (4) is provided with the frosting layer (16).
3. The activated carbon filtration rate detection device according to claim 1, wherein a graduated scale (17) is arranged on the outer side wall of the body of the filter flask (4).
4. The activated carbon filtration rate detection device according to claim 1, wherein a bottle cap (19) is arranged at the top end of the filtration bottle (4), and a sealing ring (20) is arranged at the bottom of the bottle cap (19).
5. The method for detecting the filtration rate of the activated carbon is characterized by comprising the following steps of:
s1, preparing a filter cake from the dried activated carbon sample;
s2, measuring distilled water by using a measuring cylinder, pouring the distilled water into a suction flask along the wall of the suction flask, starting a power supply to carry out suction filtration, and starting timing;
and S3, finishing timing after the water on the carbon layer is dry from top to bottom, turning off the power supply, recording the time, and repeating the operation for 3 times to detect the filtration rate of the activated carbon.
6. The activated carbon filtration rate detection method according to claim 5, wherein the filter cake is prepared by the following steps: weighing a certain amount of active carbon of a dry sample in a triangular flask, adding distilled water, shaking uniformly, pouring into a suction filtration funnel, starting a power supply to carry out suction filtration to form a filter cake, and closing the power supply.
7. The activated carbon filtration rate detection method according to claim 5, wherein a medium-speed qualitative filter paper is placed on the suction filter funnel.
8. The method for detecting the filtration rate of activated carbon according to claim 6, wherein in S1, 1.0-1.5 g of the dried sample is accurately weighed, 100mL of distilled water is added, and the temperature of the distilled water is 25 ℃ ± 1 ℃.
9. The activated carbon filtration rate detection method according to claim 6, wherein the filter cake is compacted by a pressing rod to form a filter cake with the same thickness.
10. The method as claimed in claim 5, wherein in S2, 100-150mL distilled water is measured by a 150mL measuring cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110177133.6A CN112986092B (en) | 2021-02-07 | 2021-02-07 | Activated carbon filtration rate detection device and filtration rate detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110177133.6A CN112986092B (en) | 2021-02-07 | 2021-02-07 | Activated carbon filtration rate detection device and filtration rate detection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114538642A (en) * | 2022-03-07 | 2022-05-27 | 吴勇 | Integrated form integration water purification plant based on informatization |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB927536A (en) * | 1960-05-18 | 1963-05-29 | Vladimir Gilbert | Laboratory filtration rate apparatus and methods |
| CN2157819Y (en) * | 1993-03-17 | 1994-03-02 | 安金城 | Filter diaphragm suction filter |
| CN2627334Y (en) * | 2003-05-19 | 2004-07-21 | 李红宾 | Conduit leak gripping device |
| CN202960856U (en) * | 2012-11-23 | 2013-06-05 | 张文博 | Fracture splint fixing and locating device |
| CN203122708U (en) * | 2013-01-23 | 2013-08-14 | 陈君涛 | Orthopedic splint fixing device |
| CN104841194A (en) * | 2015-05-27 | 2015-08-19 | 吉林大学 | Vacuum suction filtration device |
| CN105628582A (en) * | 2015-12-29 | 2016-06-01 | 浙江工业大学 | Permeability test device |
| CN205495105U (en) * | 2015-09-06 | 2016-08-24 | 山东康美乐医药科技有限公司 | Prevent psammitolite filter equipment of suck -back |
| CN206391669U (en) * | 2017-01-18 | 2017-08-11 | 三峡大学 | A kind of laboratory vacuum Suction filtration device |
| CN206404816U (en) * | 2016-11-03 | 2017-08-15 | 山东科技大学 | A kind of flask holder beneficial to flask sealing joint |
| CN206730668U (en) * | 2017-03-28 | 2017-12-12 | 四川农业大学 | Core Suction filtration device with valve outflow solution |
| CN206751848U (en) * | 2017-04-11 | 2017-12-15 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of improved ox Embryo Culture device |
| CN207221432U (en) * | 2017-09-08 | 2018-04-13 | 袭培栋 | A kind of Suction filtration device |
| CN208320100U (en) * | 2018-05-10 | 2019-01-04 | 武汉博百欧生物科技有限公司 | A kind of modified form Vacuum filtration device |
| CN110617327A (en) * | 2019-09-23 | 2019-12-27 | 青海省药品检验检测院 | Glass instrument interface sealing device for detection |
| CN210347614U (en) * | 2019-07-03 | 2020-04-17 | 潍坊盛泰药业有限公司 | Glucose filtration rate detection device |
| CN211885631U (en) * | 2019-12-04 | 2020-11-10 | 博迈医疗科技(常州)有限公司 | Sand core filtering device |
-
2021
- 2021-02-07 CN CN202110177133.6A patent/CN112986092B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB927536A (en) * | 1960-05-18 | 1963-05-29 | Vladimir Gilbert | Laboratory filtration rate apparatus and methods |
| CN2157819Y (en) * | 1993-03-17 | 1994-03-02 | 安金城 | Filter diaphragm suction filter |
| CN2627334Y (en) * | 2003-05-19 | 2004-07-21 | 李红宾 | Conduit leak gripping device |
| CN202960856U (en) * | 2012-11-23 | 2013-06-05 | 张文博 | Fracture splint fixing and locating device |
| CN203122708U (en) * | 2013-01-23 | 2013-08-14 | 陈君涛 | Orthopedic splint fixing device |
| CN104841194A (en) * | 2015-05-27 | 2015-08-19 | 吉林大学 | Vacuum suction filtration device |
| CN205495105U (en) * | 2015-09-06 | 2016-08-24 | 山东康美乐医药科技有限公司 | Prevent psammitolite filter equipment of suck -back |
| CN105628582A (en) * | 2015-12-29 | 2016-06-01 | 浙江工业大学 | Permeability test device |
| CN206404816U (en) * | 2016-11-03 | 2017-08-15 | 山东科技大学 | A kind of flask holder beneficial to flask sealing joint |
| CN206391669U (en) * | 2017-01-18 | 2017-08-11 | 三峡大学 | A kind of laboratory vacuum Suction filtration device |
| CN206730668U (en) * | 2017-03-28 | 2017-12-12 | 四川农业大学 | Core Suction filtration device with valve outflow solution |
| CN206751848U (en) * | 2017-04-11 | 2017-12-15 | 中国农业科学院兰州畜牧与兽药研究所 | A kind of improved ox Embryo Culture device |
| CN207221432U (en) * | 2017-09-08 | 2018-04-13 | 袭培栋 | A kind of Suction filtration device |
| CN208320100U (en) * | 2018-05-10 | 2019-01-04 | 武汉博百欧生物科技有限公司 | A kind of modified form Vacuum filtration device |
| CN210347614U (en) * | 2019-07-03 | 2020-04-17 | 潍坊盛泰药业有限公司 | Glucose filtration rate detection device |
| CN110617327A (en) * | 2019-09-23 | 2019-12-27 | 青海省药品检验检测院 | Glass instrument interface sealing device for detection |
| CN211885631U (en) * | 2019-12-04 | 2020-11-10 | 博迈医疗科技(常州)有限公司 | Sand core filtering device |
Non-Patent Citations (2)
| Title |
|---|
| 张军良: "《有机合成实验方法》", 31 January 2011 * |
| 范碧亭: "《中药药剂学》", 31 December 1997 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114538642A (en) * | 2022-03-07 | 2022-05-27 | 吴勇 | Integrated form integration water purification plant based on informatization |
| CN114538642B (en) * | 2022-03-07 | 2023-09-15 | 广东人为环境科技有限公司 | Integrated water purification plant based on informatization |
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