CN103257100B - Testing cavity structure for packaging thick and hard test samples and packaging method of testing cavity structure - Google Patents
Testing cavity structure for packaging thick and hard test samples and packaging method of testing cavity structure Download PDFInfo
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- CN103257100B CN103257100B CN201310165021.4A CN201310165021A CN103257100B CN 103257100 B CN103257100 B CN 103257100B CN 201310165021 A CN201310165021 A CN 201310165021A CN 103257100 B CN103257100 B CN 103257100B
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Abstract
The invention discloses a testing cavity structure for packaging thick and hard test samples and a packaging method of the testing cavity structure. The testing cavity structure comprises an upper cavity, a lower cavity and a sample carrying plate, wherein the upper cavity is arranged right above the lower cavity, the sample carrying plate is arranged in a test sample cavity of the lower cavity, a test sample groove is formed in the sample carrying plate, a test sample is arranged in the test sample groove, a sealing ring is arranged between the upper cavity and the lower cavity, the sample carrying plate is fixed in the test sample cavity through a filling material, the test sample is fixed on the sample carrying plate through the filling material, a gas chamber and a hole III communicated with the gas chamber are formed in the upper cavity, the test sample cavity, a tube and a hole II communicated with the test sample cavity are arranged in the lower cavity, a hole I communicated with the test sample groove is formed in the lower part of the sample carrying plate, and the tube is inserted in the hole I. The invention further discloses two testing methods, wherein one testing method is a method for packaging thick and hard flaky test samples, and the other is a method for packaging tubular test samples. The testing cavity structure disclosed by the invention is capable of well locating and fixing the test samples, ensuring the packaging tightness of the thick and hard test samples of the testing cavity, avoiding the effect of the filling material on the test and packaging the thick and hard flaky test samples and tubular test samples.
Description
Technical field
The present invention relates to a kind of the test chamber structure and the method for packing thereof that encapsulate thick hard sample.
Background technology
In the process that we use material that a class is various to serve for the mankind, often can pay close attention to the perviousness index of material, therefore, how to carry out testing permeability to material is one of our stress test project of studying always.When carrying out testing permeability to material, the tightness of material package, convenience are directly affected to success or failure and the efficiency of such test.For the testing permeability of deformable sheet materials, traditional method for packing is laid between two test chambers by thin soft sample, and compress with seal element, and method for packing is comparatively simple, and effect is also good.But for thick hard sample, due to rigidity and the thickness of material, cause the laminating that sample and test chamber can not be desirable, there is larger gap in sealing place, cannot ensure the sealing of sample.Simultaneously because sample has certain thickness, gas also can produce infiltration from sample side, accurately cannot record the infiltration capacity in sample vertical direction.In addition, thick hard sample obtains and requires that shape is also relatively difficult, and some just directly cannot cut, and causes the dimensions of sample changeable, further increases the encapsulation difficulty of sample.There is no the thick hard sample of Perfected process encapsulation at present, more cannot carry out testing permeability to it.
Summary of the invention
The present invention, in order to solve the problem, provides a kind of the test chamber structure and the method for packing thereof that encapsulate thick hard sample.By arranging sample loading plate I in test chamber, with Embedding Material, sample being fixed in test chamber, ensure that the sealing of test chamber, the specimen size be suitable for is wider, improves the versatility of equipment, reduces testing cost, structure is simple, achieves the test to thick hard sample.
The object of the invention is to adopt following technical proposals to realize:
Encapsulate a test chamber structure for thick hard sample, it comprises epicoele, cavity of resorption, sample loading plate I, it is epicoele directly over described cavity of resorption, described sample loading plate I is placed in the sample chamber of cavity of resorption, sample loading plate I is provided with sample groove I, sample is placed in sample groove I, the junction of epicoele and cavity of resorption is provided with O-ring seal, cavity of resorption is inner to be fixed sample loading plate I by filling Embedding Material, sample is fixed by filling Embedding Material by sample loading plate I, air chamber is provided with in described epicoele, the hole III be communicated with air chamber, described cavity of resorption is provided with sample chamber, pipe, the hole II be communicated with sample chamber, the pipe of described cavity of resorption is positioned at the center of cavity of resorption and raises up, the bottom of described sample loading plate I is provided with the hole I be communicated with sample groove I, in pipe patchhole I, hole I, hole II, the center line of hole III overlaps.
Also be provided with sample loading plate II in described epicoele, in described sample loading plate II, be provided with sample groove II.
The side of described sample loading plate I is inclined-plane, and the area of the upper surface of described sample loading plate I is greater than the area of lower surface.
Described air chamber and sample chamber are connected.
When described sample is tubulose sample, sample two ends are fixed on sample loading plate I and sample loading plate II with Embedding Material respectively.
Described tubulose sample is provided with sample endoporus, and sample endoporus overlaps with the center line of hole II.
The method for packing that the test chamber structure of the thick hard sample of described encapsulation adopts, concrete steps are as follows:
Step 1: the sample groove I sample of stiff sheet shape being put into sample loading plate I, injects Embedding Material in the space of sample and sample groove I;
Step 2: after the Embedding Material in sample groove I solidifies, sample loading plate I is put into the sample chamber of cavity of resorption, inserts the pipe of cavity of resorption in the hole I of sample loading plate I bottom;
Step 3: after sample loading plate I puts into sample chamber, injects Embedding Material in the space of sample loading plate I and sample chamber;
Step 4: after the Embedding Material in sample chamber solidifies, upper chamber cover on cavity of resorption, and epicoele, cavity of resorption press seal is good.
The method for packing that the test chamber structure of the thick hard sample of described encapsulation adopts, concrete steps are as follows:
Step 1: be placed in sample loading plate II by tubulose sample one end, injects Embedding Material in the space of sample and sample groove II;
Step 2: after the Embedding Material in sample groove II solidifies, the other end of sample is put into sample loading plate I, the center line of sample endoporus overlaps with the center line of hole I, in the space of sample and sample groove I, inject Embedding Material;
Step 3: after the Embedding Material in sample groove I solidifies, sample loading plate I is put into sample chamber, inserts the pipe of cavity of resorption in the hole I of sample loading plate I bottom, in the space of sample loading plate I and sample chamber, injects Embedding Material;
Step 4: after the Embedding Material in sample chamber solidifies, upper chamber cover on cavity of resorption, sample loading plate II does not contact with air chamber inwall, and epicoele, cavity of resorption press seal is good.
Principle of work of the present invention:
Encapsulate a test chamber structure for thick hard sample, it comprises epicoele, cavity of resorption, sample loading plate I; The hole III be provided with air chamber in epicoele, being communicated with air chamber, cavity of resorption is provided with sample chamber, pipe, the hole II that is communicated with sample chamber, sample loading plate I top is provided with sample groove I, bottom is provided with the hole I be communicated with sample groove I, and hole I communicates with sample groove I, and sample is positioned at sample groove I; Be provided with O-ring seal between epicoele, cavity of resorption, sample loading plate I is placed in sample chamber, and in pipe patchhole I, the center line of hole I, hole II, hole III overlaps; Be provided with Embedding Material in annular space between sample and sample groove I, in the annular space between sample chamber and sample loading plate I, be provided with Embedding Material, Embedding Material fixing seal sample.During test, test gas enters air chamber by hole III, penetrates sample, then access aperture I, discharges cavity of resorption by hole II.
Advantage of the present invention is:
1, sample of the present invention is fixed in sample chamber by Embedding Material, solve and with conventional packaging method, thick hard sample is laid between two test chambers, only compress the problem of the poor sealing brought with seal element, the present invention has better sample position fixation; Upper and lower cavity junction of the present invention is provided with O-ring seal, and what sealed by test chamber is better;
2, the present invention's coordinating by epicoele and cavity of resorption, solve in prior art the difficult problem that can not encapsulate thick hard sample, and the present invention coordinates also by sample loading plate I and sample loading plate II the problem solving and can not encapsulate tubulose sample in existing test chamber;
3, the pipe of cavity of resorption of the present invention is positioned at the center of cavity of resorption and raises up, and can locate sample loading plate I better, it also avoid Embedding Material simultaneously and infiltrates hole II.
4, first one end of tubulose sample is encapsulated in sample loading plate II in method for packing of the present invention, after the Embedding Material in sample groove II solidifies, the other end of sample is put into sample loading plate I, there is better tubulose sample locating effect, it also avoid the sidewall that Embedding Material adheres to tubulose sample, avoid the test job affecting the later stage.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the first embodiment of the present invention;
Fig. 2 is the structural drawing of the second embodiment of the present invention;
Wherein, 1, hole I, 2, hole II, 3, pipe, 4, sample loading plate I, 5, cavity of resorption, 6, inclined-plane, 7, O-ring seal, 8, sample chamber, 9, epicoele, 10, sample groove I, 11, sample, 12, hole III, 13, air chamber, 14, Embedding Material, 15, sample groove II, 16, sample loading plate II, 17, sample endoporus.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
Embodiment 1:
As shown in Figure 1, a kind of test chamber structure encapsulating thick hard sample, it comprises epicoele 9, cavity of resorption 5, sample loading plate I4, be epicoele 9 directly over described cavity of resorption 5, described sample loading plate I4 is placed in the sample chamber 8 of cavity of resorption 5, sample loading plate I4 is provided with sample groove I10, sample 11 is placed in sample groove I10, epicoele 9 is provided with O-ring seal 7 with the junction of cavity of resorption 5, cavity of resorption 5 is inner to be fixed sample loading plate I4 by filling Embedding Material 14, sample 11 is fixed by filling Embedding Material 14 by sample loading plate I4, air chamber 13 is provided with in described epicoele 9, the hole III12 be communicated with air chamber 13, described cavity of resorption 5 is provided with sample chamber 8, pipe 3, the hole II2 be communicated with sample chamber 8, the bottom of described sample loading plate I4 is provided with the hole I1 be communicated with sample groove I10, in pipe 3 patchhole I1, hole I1, hole II2, the center line of hole III12 overlaps.
The side of described sample loading plate I4 is inclined-plane, and the area of the upper surface of described sample loading plate I4 is greater than the area of lower surface.
Described air chamber 13 is connected with sample chamber 8.
The method for packing that the test chamber structure of the thick hard sample of described encapsulation adopts, concrete steps are as follows:
Step 1: the sample groove I10 sample 11 of stiff sheet shape being put into sample loading plate I10, injects Embedding Material 14 in sample 11 with the space of sample groove I10;
Step 2: after the Embedding Material 14 in sample groove I10 solidifies, puts into sample loading plate I4 the sample chamber 8 of cavity of resorption 5, the pipe 3 of cavity of resorption 5 is inserted in the hole I1 of sample loading plate I4 bottom;
Step 3: put into after sample chamber 8 until sample loading plate I4, injects Embedding Material 14 in the space of sample loading plate I4 and sample chamber 8;
Step 4: after the Embedding Material 14 in sample chamber 8 solidifies, epicoele 9 is covered on cavity of resorption 5, and epicoele 9, cavity of resorption 5 press seal is good.
Embodiment 2:
As shown in Figure 2, a kind of test chamber structure encapsulating tubulose sample, it comprises epicoele 9, cavity of resorption 5, sample loading plate I4, be epicoele 9 directly over described cavity of resorption 5, described sample loading plate I4 is placed in the cavity between epicoele 9 and cavity of resorption 5, described sample loading plate I4 is placed on cavity of resorption 5, sample loading plate I4 is provided with sample groove I10, sample 11 is placed in sample groove I10, epicoele 9 is provided with O-ring seal 7 with the junction of cavity of resorption 5, cavity of resorption 5 is inner to be fixed sample loading plate I4 by filling Embedding Material 14, sample 11 is fixed by filling Embedding Material 14 by sample loading plate I4, air chamber 13 is provided with in described epicoele 9, the hole III12 be communicated with air chamber 13, described cavity of resorption 5 is provided with sample chamber 8, pipe 3, the hole II2 be communicated with sample chamber 8, the bottom of described sample loading plate I4 is provided with the hole I1 be communicated with sample groove I10, in pipe patchhole I1, hole I1, hole II2, the center line of hole III12 overlaps.
Also be provided with sample loading plate II16 in epicoele 9, be provided with sample groove II15 in described sample loading plate II16, the upper surface of sample loading plate II16 is sealing.
The side of described sample loading plate I4 is inclined-plane, and the area of the upper surface of described sample loading plate I4 is greater than the area of lower surface.
Described air chamber 13 is connected with sample chamber 8.
When described sample 11 is tubulose, sample 11 two ends are fixed on sample loading plate I4 and sample loading plate II16 with Embedding Material 14 respectively.
Described tubulose sample 11 is provided with sample endoporus 17, and sample endoporus 17 overlaps with the center line of hole II2.
The method for packing that the test chamber structure of the thick hard sample of described encapsulation adopts, concrete steps are as follows:
Step 1: be placed in sample loading plate II16 by tubulose sample 11 one end, injects Embedding Material 14 in sample 11 with the space of sample groove II15;
Step 2: after the Embedding Material 14 in sample groove II15 solidifies, the other end of sample 11 is put into sample loading plate I4, the center line of sample endoporus 17 overlaps with the center line of hole I1, in sample 11 with the space of sample groove I10, inject Embedding Material 14;
Step 3: after the Embedding Material 14 in sample groove I10 solidifies, sample loading plate I4 is put into sample chamber 8, inserts the pipe 3 of cavity of resorption 5 in the hole I of sample loading plate I4 bottom; Embedding Material 14 is injected in the space of sample loading plate I4 and sample chamber 8;
Step 4: after the Embedding Material 14 in sample chamber 8 solidifies, covers epicoele 9 on cavity of resorption 5, and sample loading plate II16 does not contact with air chamber 13 inwall, and epicoele 9, cavity of resorption 5 press seal is good.
Claims (8)
1. encapsulate a test chamber structure for thick hard sample, it is characterized in that, it comprises epicoele, cavity of resorption, sample loading plate I, it is epicoele directly over described cavity of resorption, described sample loading plate I is placed in the sample chamber of cavity of resorption, sample loading plate I is provided with sample groove I, sample is placed in sample groove I, the junction of epicoele and cavity of resorption is provided with O-ring seal, cavity of resorption is inner to be fixed sample loading plate I by filling Embedding Material, sample is fixed by filling Embedding Material by sample loading plate I, air chamber is provided with in described epicoele, the hole III be communicated with air chamber, described cavity of resorption is provided with sample chamber, pipe, the hole II be communicated with sample chamber, the pipe of described cavity of resorption is positioned at the center of cavity of resorption and raises up, the bottom of described sample loading plate I is provided with the hole I be communicated with sample groove I, in pipe patchhole I, hole I, hole II, the center line of hole III overlaps.
2. a kind of test chamber structure encapsulating thick hard sample as claimed in claim 1, is characterized in that, be also provided with sample loading plate II in described epicoele, be provided with sample groove II in described sample loading plate II.
3. a kind of test chamber structure encapsulating thick hard sample as claimed in claim 1, is characterized in that, the side of described sample loading plate I is inclined-plane, and the area of the upper surface of described sample loading plate I is greater than the area of lower surface.
4. a kind of test chamber structure encapsulating thick hard sample as claimed in claim 1, it is characterized in that, described air chamber and sample chamber are connected.
5. a kind of test chamber structure encapsulating thick hard sample as claimed in claim 2, is characterized in that, when described sample is tubulose sample, sample two ends are fixed on sample loading plate I and sample loading plate II with Embedding Material respectively.
6. a kind of test chamber structure encapsulating thick hard sample as claimed in claim 5, it is characterized in that, described tubulose sample is provided with sample endoporus, and sample endoporus overlaps with the center line of hole II.
7. the method for packing that adopts of a kind of test chamber structure encapsulating thick hard sample as claimed in claim 1, it is characterized in that, concrete steps are as follows:
Step 1: the sample groove I sample of stiff sheet shape being put into sample loading plate I, injects Embedding Material in the space of sample and sample groove I;
Step 2: after the Embedding Material in sample groove I solidifies, sample loading plate I is put into the sample chamber of cavity of resorption, inserts the pipe of cavity of resorption in the hole I of sample loading plate I bottom;
Step 3: after sample loading plate I puts into sample chamber, injects Embedding Material in the space of sample loading plate I and sample chamber;
Step 4: after the Embedding Material in sample chamber solidifies, upper chamber cover on cavity of resorption, and epicoele, cavity of resorption press seal is good.
8. the method for packing that adopts of a kind of test chamber structure encapsulating thick hard sample as claimed in claim 2, it is characterized in that, concrete steps are as follows:
Step 1: be placed in sample loading plate II by tubulose sample one end, injects Embedding Material in the space of sample and sample groove II;
Step 2: after the Embedding Material in sample groove II solidifies, the other end of sample is put into sample loading plate I, the center line of sample endoporus overlaps with the center line of hole I, in the space of sample and sample groove I, inject Embedding Material;
Step 3: after the Embedding Material in sample groove I solidifies, sample loading plate I is put into the sample chamber of cavity of resorption, inserts the pipe of cavity of resorption in the hole I of sample loading plate I bottom, in the space of sample loading plate I and sample chamber, injects Embedding Material;
Step 4: after the Embedding Material in sample chamber solidifies, upper chamber cover on cavity of resorption, sample loading plate II does not contact with air chamber inwall, and epicoele, cavity of resorption press seal is good.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310165021.4A CN103257100B (en) | 2013-05-07 | 2013-05-07 | Testing cavity structure for packaging thick and hard test samples and packaging method of testing cavity structure |
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| CN201310165021.4A CN103257100B (en) | 2013-05-07 | 2013-05-07 | Testing cavity structure for packaging thick and hard test samples and packaging method of testing cavity structure |
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| CN103257100B true CN103257100B (en) | 2015-01-14 |
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| CN106644886A (en) * | 2016-12-28 | 2017-05-10 | 中国石油天然气集团公司 | Method for testing seepage performance of thermoplastic plastic mixed gas and test device thereof |
| CN107238580A (en) * | 2017-06-06 | 2017-10-10 | 中煤科工集团重庆研究院有限公司 | Self calibration air chamber and distribution type fiber-optic methane sensing system |
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| JPS5460994A (en) * | 1977-10-24 | 1979-05-16 | Agency Of Ind Science & Technol | Measuring method of gas permeability of porous substances |
| IT1281706B1 (en) * | 1996-01-24 | 1998-02-26 | Agip Spa | DEVICE FOR MEASURING THE PERMEABILITY OF ROCK FRAGMENTS |
| CN101034088A (en) * | 2007-04-18 | 2007-09-12 | 同济大学 | Rock joint shear-seepage coupling experiment box |
| DE102009005256A1 (en) * | 2009-01-14 | 2010-07-29 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Holding device for a permeable element and measuring device |
| CN102141504B (en) * | 2011-01-27 | 2013-06-12 | 中国商用飞机有限责任公司 | Testing device and method for testing gas penetration rate in thickness direction of overlay |
| CN202735217U (en) * | 2012-08-09 | 2013-02-13 | 济南兰光机电技术有限公司 | Gas permeation test device with sample edge sealing structure |
| CN203203910U (en) * | 2013-05-07 | 2013-09-18 | 济南兰光机电技术有限公司 | Test cavity structure for encapsulating thick and hard sample |
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