CN106525692B - Porous material permeability testing device and system - Google Patents
Porous material permeability testing device and system Download PDFInfo
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- CN106525692B CN106525692B CN201611198980.6A CN201611198980A CN106525692B CN 106525692 B CN106525692 B CN 106525692B CN 201611198980 A CN201611198980 A CN 201611198980A CN 106525692 B CN106525692 B CN 106525692B
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- 230000035699 permeability Effects 0.000 title claims abstract description 39
- 238000012360 testing method Methods 0.000 title claims abstract description 39
- 239000011148 porous material Substances 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 32
- 239000000919 ceramic Substances 0.000 abstract description 20
- 230000008878 coupling Effects 0.000 abstract description 11
- 238000010168 coupling process Methods 0.000 abstract description 11
- 238000005859 coupling reaction Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 2
- 238000007664 blowing Methods 0.000 abstract 1
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003911 water pollution 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
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of porous material permeability test, in particular to a porous material permeability test device and a porous material permeability test system. The invention relates to a porous material permeability testing device and a system, wherein the device comprises: an upper coupling member and a lower coupling member; the upper combining piece comprises a cylindrical connecting part, a first upper connecting pipe, a second upper connecting pipe and a first pressure gauge; the second upper connecting pipe is provided with a first water gap, a second water gap and a first switch; the inner wall of the tubular connecting part is provided with an internal thread; the lower connecting piece comprises a columnar connecting part, a first lower connecting pipe and a second lower connecting pipe; the second lower connecting pipe is provided with a third water gap, a fourth water gap and a second switch; the outer wall of the columnar connecting part is provided with an external thread matched with the internal thread, so that the structure is simple, the volume is small, and the installation and the transportation are convenient; the ceramic plate can be cleaned in a back blowing mode in the filtering process if the ceramic plate is blocked, so that the ceramic can be recycled in the filtering process.
Description
Technical Field
The invention relates to the technical field of porous material permeability test, in particular to a porous material permeability test device and a porous material permeability test system.
Background
The porous material permeability testing device is a device for testing the permeability of a porous material, and is widely used as a carrier of sewage treatment, purification and purifier because the porous material such as a ceramic plate has the excellent performances of large specific surface area, small relative density, low heat conductivity, high strength and the like as the current water pollution is increasingly serious and the treatment and purification of wastewater are vital to environmental protection. For porous materials, the permeability to liquids is a major quality indicator.
At present, various porous material permeability testing devices exist in the industry, and can test the permeability of porous materials such as ceramic plates, but the existing porous material permeability testing devices are usually large in size, complex in structure, inconvenient to assemble and transport and high in cost.
Therefore, it is necessary to provide a porous material permeability testing device and system to solve the above problems.
Disclosure of Invention
The invention aims to solve the technical problems of large size, complex structure, inconvenient assembly and transportation and high cost of the conventional porous material permeability testing device.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention firstly provides a porous material permeability testing device, which comprises: an upper coupling member and a lower coupling member coupled to the upper coupling member;
the upper combining piece comprises a tubular connecting part, a first upper connecting pipe, a second upper connecting pipe and a first pressure gauge, wherein the bottom of the tubular connecting part is provided with a through hole, the first upper connecting pipe is communicated with the through hole at the bottom of the tubular connecting part, the second upper connecting pipe is communicated with the pipe wall of the first upper connecting pipe, and the first pressure gauge is arranged on the first upper connecting pipe; the pipe wall of the second upper connecting pipe is provided with a first water gap, the tail end of the second upper connecting pipe is provided with a second water gap, and a first switch is arranged on the second upper connecting pipe between the first water gap and the second water gap; the inner wall of the tubular connecting part is provided with an internal thread;
the lower connector comprises a hollow columnar connecting part, a first lower connecting pipe communicated with the columnar connecting part and a second lower connecting pipe communicated with the pipe wall of the first lower connecting pipe; a third water gap is formed in one end of the second lower connecting pipe, a fourth water gap is formed in the other end of the second lower connecting pipe, and a second switch is arranged on the second lower connecting pipe between the first lower connecting pipe and the third water gap; the outer wall of the columnar connecting part is provided with external threads matched with the internal threads.
The bottom of the tubular connecting part is provided with a rubber gasket.
The outer diameter of the first upper connecting pipe is smaller than that of the cylindrical connecting part; the outer diameter of the first lower connecting pipe is smaller than that of the columnar connecting part.
The invention also provides a porous material permeability test system, comprising: the porous material permeability testing device, the first pipeline, the second pipeline, the third pipeline, the fourth pipeline, the fifth pipeline, the liquid storage bin, the pump body, the third switch and the fourth switch are described above; the liquid storage bin comprises a first liquid storage chamber and a second liquid storage chamber positioned at one side of the first liquid storage chamber;
one end of the first pipeline is communicated with the first water gap, and the other end of the first pipeline is communicated with the third water gap; one end of the second pipeline is communicated with the second water gap, and the other end of the second pipeline is communicated with the fourth water gap; one end of the third pipeline is communicated with the pipe wall of the second pipeline between the first switch and the fourth switch, and the other end of the third pipeline is communicated with the second liquid storage chamber; one end of the fourth pipeline is communicated with the first liquid storage chamber, and the other end of the fourth pipeline is communicated with the pump body; one end of the fifth pipeline is communicated with the pump body, and the other end of the fifth pipeline is communicated with the third water gap.
And a second pressure gauge is arranged on the fifth pipeline.
And a flowmeter is arranged on the third pipeline.
The invention has the advantages and effects that:
the invention relates to a porous material permeability testing device and a system, wherein the device comprises: an upper combining piece and a lower combining piece connected with the upper combining piece; the upper combining piece comprises a tubular connecting part, a first upper connecting pipe, a second upper connecting pipe and a first pressure gauge, wherein the bottom of the tubular connecting part is provided with a through hole, the first upper connecting pipe is communicated with the through hole at the bottom of the tubular connecting part, the second upper connecting pipe is communicated with the pipe wall of the first upper connecting pipe, and the first pressure gauge is arranged on the first upper connecting pipe; the pipe wall of the second upper connecting pipe is provided with a first water gap, the tail end of the second upper connecting pipe is provided with a second water gap, and a first switch is arranged on the second upper connecting pipe between the first water gap and the second water gap; the inner wall of the tubular connecting part is provided with an internal thread; the lower connecting piece comprises a hollow columnar connecting part, a first lower connecting pipe communicated with the columnar connecting part and a second lower connecting pipe communicated with the pipe wall of the first lower connecting pipe; one end of the second lower connecting pipe is provided with a third water gap, the other end of the second lower connecting pipe is provided with a fourth water gap, and a second switch is arranged on the second lower connecting pipe between the first lower connecting pipe and the third water gap; the outer wall of the columnar connecting part is provided with an external thread matched with the internal thread, so that the permeability of the porous material can be measured, and the structure is simple, the volume is small, and the installation and the transportation are convenient; and can also be used for filter equipment, but arbitrary regulation discharge, if the potsherd is blockked up in the filtration process, can wash the potsherd with the mode of blowback for in the filtration process, pottery reuse.
Drawings
The invention is further described in detail below with reference to the attached drawing figures:
FIG. 1 is a schematic cross-sectional view of a porous material permeability test apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of a porous material permeability test system according to the present invention.
In the figure: the porous material permeability testing device 1, a first pipeline 2, a second pipeline 3, a third pipeline 4, a fourth pipeline 5, a fifth pipeline 6, a first liquid storage chamber 7, a second liquid storage chamber 8, a pump body 9, a second pressure gauge 10, a third switch 11, a fourth switch 12, an upper connector 13, a tubular connecting part 14, a second upper connecting pipe 15, a first upper connecting pipe 16, a rubber gasket 17, a first pressure gauge 18, a first water gap 19, a second water gap 20, a first switch 21, a ceramic plate 22, a lower connector 23, a cylindrical connecting part 24, a first lower connecting pipe 25, a second lower connecting pipe 26, a third water gap 27, a fourth water gap 28, a second switch 29, a liquid storage bin 30 and a flowmeter 31.
Detailed Description
As shown in fig. 1 to 2, the present invention firstly provides a porous material permeability test apparatus, comprising: an upper coupling member 13 and a lower coupling member 23 connected to the upper coupling member 13.
The upper combining piece 13 comprises a tubular connecting part 14 with a through hole at the bottom, a first upper connecting pipe 16 communicated with the through hole at the bottom of the tubular connecting part 14, a second upper connecting pipe 15 communicated with the pipe wall of the first upper connecting pipe 16, and a first pressure gauge 18 arranged on the first upper connecting pipe 16; the pipe wall of the second upper connecting pipe 15 is provided with a first water gap 19, the tail end of the second upper connecting pipe 15 is provided with a second water gap 20, and a first switch 21 is arranged on the second upper connecting pipe 15 between the first water gap 19 and the second water gap 20; the inner wall of the tubular connecting portion 14 is provided with an internal thread. The bottom of the tubular connection part 14 is provided with a rubber gasket 17, and a ceramic plate 22 to be subjected to permeability test can be placed on the rubber gasket 17 in the tubular connection part 14. The lower coupling member 23 includes a hollow cylindrical connecting portion 24, a first lower connecting pipe 25 communicating with the cylindrical connecting portion 24, and a second lower connecting pipe 26 communicating with a pipe wall of the first lower connecting pipe 25; a third water gap 27 is formed at one end of the second lower connecting pipe 26, a fourth water gap 28 is formed at the other end of the second lower connecting pipe 26, and a second switch 29 is arranged on the second lower connecting pipe 26 between the first lower connecting pipe 25 and the third water gap 27; the outer wall of the cylindrical connecting portion 24 is provided with external threads that mate with the internal threads. The upper coupling member 13 is screwed with the lower coupling member 23. Specifically, the outer diameter of the first upper connection pipe 16 is smaller than the outer diameter of the tubular connection portion 14; the first lower connection pipe 25 has an outer diameter smaller than that of the column-shaped connection portion 24.
The invention also provides a porous material permeability test system, which comprises: the porous material permeability testing device 1, the first pipeline 2, the second pipeline 3, the third pipeline 4, the fourth pipeline 5, the fifth pipeline 6, the liquid storage bin 30, the pump body 9, the third switch 11 and the fourth switch 12; the reservoir 30 comprises a first reservoir 7 and a second reservoir 8 located on one side of the first reservoir 7. One end of the first pipeline 2 is communicated with the first water gap 19, and the other end is communicated with the third water gap 27; one end of the second pipeline 3 is communicated with the second water gap 20, and the other end is communicated with the fourth water gap 28; one end of the third pipeline 4 is communicated with the pipe wall of the second pipeline 3 between the first switch 21 and the fourth switch 12, and the other end of the third pipeline is communicated with the second liquid storage chamber 8; one end of the fourth pipeline 5 is communicated with the first liquid storage chamber 7, and the other end of the fourth pipeline is communicated with the pump body 9; one end of the fifth pipeline 6 is communicated with the pump body 9, and the other end is communicated with the third water gap 27. The fifth pipeline 6 is provided with a second pressure gauge 10. The third pipeline 4 is provided with a flow meter 31. The system can be used for performing permeability test on the ceramic wafer 22, filtering sewage and the like by utilizing the ceramic wafer 22, flushing the ceramic wafer 22 without disassembling when the ceramic wafer 22 is blocked, and obtaining water pressure through the first pressure gauge 18 and the second pressure gauge 10 when the permeability test, the filtration or the flushing of the ceramic wafer 22 are performed.
When the ceramic wafer 22 needs to be subjected to permeability test, or sewage and the like are filtered by utilizing the ceramic wafer 22, the third switch 11 and the fourth switch 12 can be opened, the first switch 21 and the second switch 29 are closed, liquid to be tested or filtered is carried in the first liquid storage chamber 7, the liquid to be tested or filtered is introduced into the porous material permeability test device 1 through the pump body 9 sequentially through the fourth pipeline 5, the fifth pipeline 6 and the first pipeline 2, the ceramic wafer 22 is subjected to permeability test, or the ceramic wafer 22 is utilized to filter, and the tested or filtered liquid sequentially flows back to the second liquid storage chamber 8 through the second pipeline 3 and the third pipeline 4.
When the ceramic plate 22 is blocked, the third switch 11 and the fourth switch 12 can be closed, the first switch 21 and the second switch 29 are opened, the first liquid storage chamber 7 is loaded with clean water and other liquids for flushing, the clean water and other liquids are sequentially introduced into the porous material permeability testing device 1 through the fourth pipeline 5 and the fifth pipeline 6 by the pump body 9, the ceramic plate 22 is reversely flushed, and the flushed liquid flows back to the second liquid storage chamber 8 through the third pipeline 4, so that the ceramic plate 22 can be cleaned without repeated disassembly and assembly on the premise of not disassembling the device, and the ceramic plate 22 can be repeatedly utilized.
The present invention is not limited to the above-described embodiments, which are only exemplary, intended to be used as illustrations of the present invention, and should not be construed as limiting the present invention.
Claims (5)
1. A porous material permeability testing device, comprising: an upper bonding member (13) and a lower bonding member (23) connected with the upper bonding member (13);
the upper connector (13) comprises a tubular connecting part (14) with a through hole at the bottom, a first upper connecting pipe (16) communicated with the through hole at the bottom of the tubular connecting part (14), a second upper connecting pipe (15) communicated with the pipe wall of the first upper connecting pipe (16), and a first pressure gauge (18) arranged on the first upper connecting pipe (16); the pipe wall of the second upper connecting pipe (15) is provided with a first water gap (19), the tail end of the second upper connecting pipe (15) is provided with a second water gap (20), and a first switch (21) is arranged on the second upper connecting pipe (15) between the first water gap (19) and the second water gap (20); the inner wall of the tubular connecting part (14) is provided with an internal thread;
the lower connector (23) comprises a hollow columnar connecting part (24), a first lower connecting pipe (25) communicated with the columnar connecting part (24) and a second lower connecting pipe (26) communicated with the pipe wall of the first lower connecting pipe (25); a third water gap (27) is formed at one end of the second lower connecting pipe (26), a fourth water gap (28) is formed at the other end of the second lower connecting pipe (26), and a second switch (29) is arranged on the second lower connecting pipe (26) between the first lower connecting pipe (25) and the third water gap (27); the outer wall of the columnar connecting part (24) is provided with external threads matched with the internal threads;
a rubber gasket (17) is arranged at the bottom of the tubular connecting part (14);
the outer diameter of the first upper connecting pipe (16) is smaller than the outer diameter of the tubular connecting part (14); the outer diameter of the first lower connecting pipe (25) is smaller than the outer diameter of the columnar connecting part (24).
2. A porous material permeability test system comprising the test device according to claim 1, characterized in that the system further comprises a first pipeline (2), a second pipeline (3), a third pipeline (4), a fourth pipeline (5), a fifth pipeline (6), a liquid storage bin (30), a pump body (9), a third switch (11) and a fourth switch (12); the liquid storage bin (30) comprises a first liquid storage chamber (7) and a second liquid storage chamber (8) positioned at one side of the first liquid storage chamber (7);
one end of the first pipeline (2) is communicated with the first water gap (19), and the other end of the first pipeline is communicated with the third water gap (27); one end of the second pipeline (3) is communicated with the second water gap (20), and the other end of the second pipeline is communicated with the fourth water gap (28); one end of the third pipeline (4) is communicated with the pipe wall of the second pipeline (3) between the first switch (21) and the fourth switch (12), and the other end of the third pipeline is communicated with the second liquid storage chamber (8); one end of the fourth pipeline (5) is communicated with the first liquid storage chamber (7), and the other end of the fourth pipeline is communicated with the pump body (9); one end of the fifth pipeline (6) is communicated with the pump body (9), and the other end of the fifth pipeline is communicated with the third water gap (27).
3. The porous material permeability test system according to claim 2, wherein a second pressure gauge (10) is provided on the fifth pipeline (6).
4. The porous material permeability testing system according to claim 2, wherein a flow meter (31) is provided on the third pipeline (4).
5. Use of a test system according to claim 2 or 3 or 4 for filtering liquid media.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198980.6A CN106525692B (en) | 2016-12-22 | 2016-12-22 | Porous material permeability testing device and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198980.6A CN106525692B (en) | 2016-12-22 | 2016-12-22 | Porous material permeability testing device and system |
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| Publication Number | Publication Date |
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| CN106525692A CN106525692A (en) | 2017-03-22 |
| CN106525692B true CN106525692B (en) | 2023-04-25 |
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| CN201611198980.6A Active CN106525692B (en) | 2016-12-22 | 2016-12-22 | Porous material permeability testing device and system |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975735A (en) * | 2010-09-09 | 2011-02-16 | 西北工业大学 | Device for measuring permeability of porous materials in multi-field coupling and measuring method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4366703A (en) * | 1981-01-19 | 1983-01-04 | General Electric Company | Method and apparatus for determining permeability and thickness of refractory coatings on foundry molds and cores |
| CN100554933C (en) * | 2007-05-15 | 2009-10-28 | 北京航空航天大学 | Reach thickness direction permeability proving installation and saturated permeability method of testing in the fiber lay down aspect |
| CN202735220U (en) * | 2012-08-22 | 2013-02-13 | 山东大学 | Device for testing permeability in thickness directions of fiber fabrics |
| CN105241797B (en) * | 2015-09-01 | 2018-04-24 | 长安大学 | A kind of device and method for testing porous material permeability |
| CN206321550U (en) * | 2016-12-22 | 2017-07-11 | 合肥学院 | porous material permeability testing device and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975735A (en) * | 2010-09-09 | 2011-02-16 | 西北工业大学 | Device for measuring permeability of porous materials in multi-field coupling and measuring method thereof |
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