CN106153520A - Original state clay ultrafiltration assay device - Google Patents

Original state clay ultrafiltration assay device Download PDF

Info

Publication number
CN106153520A
CN106153520A CN201610652799.1A CN201610652799A CN106153520A CN 106153520 A CN106153520 A CN 106153520A CN 201610652799 A CN201610652799 A CN 201610652799A CN 106153520 A CN106153520 A CN 106153520A
Authority
CN
China
Prior art keywords
pressure
pipe
ultrafiltration
base
hydraulic
Prior art date
Application number
CN201610652799.1A
Other languages
Chinese (zh)
Other versions
CN106153520B (en
Inventor
高宗军
时孟杰
张洪英
夏璐
牟林凯
刘久潭
董涛
陆瀛
林海斌
王晗
文坦
Original Assignee
山东科技大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 山东科技大学 filed Critical 山东科技大学
Priority to CN201610652799.1A priority Critical patent/CN106153520B/en
Publication of CN106153520A publication Critical patent/CN106153520A/en
Application granted granted Critical
Publication of CN106153520B publication Critical patent/CN106153520B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/08Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082Investigating permeability by forcing a fluid through a sample
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/08Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082Investigating permeability by forcing a fluid through a sample
    • G01N15/0826Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change

Abstract

The invention discloses a kind of original state clay ultrafiltration assay device, including ultrafiltration tester, manual pressure device and from gravity pressue device;It is provided with lateral sample tap on described ultrafiltration tester, at lateral sample tap, screwed pipe is installed, being provided with the hickey suitable with screwed pipe on sidewall and flexible silicon gum cover pipe, on flexible silicon gum cover pipe, the position of corresponding lateral sample tap is provided with flexible filter screen;Described manual pressure device includes reserving liquid tank, is provided with the pumped well structure extruded by the liquid hand stored in reserving liquid tank, is provided above liquid injection port in one end of reserving liquid tank on reserving liquid tank;Described including hydraulic cavities from gravity pressue device, be internally provided with pilot post in hydraulic cavities, the top of pilot post is connected with bearing plate;The liquid outlet of pumped well structure passes through hydraulic connecting pipe and hydraulic chamber into communication, and hydraulic cavities is connected with feed pathway or confined pressure hole by voltage stabilizing outlet tube.Stress control of the present invention is more stable, accurate, reduces the test error of process of the test.

Description

Original state clay ultrafiltration assay device
Technical field
The present invention relates to a kind of for original state clay is permeated with filter salt ability carry out laboratory test ultrafiltration test Device.
Background technology
The material that mainly comprises of aquiclude is cohesive soil, and soil CLAY MINERALS AND THEIR SIGNIFICANCE with montmorillonite, illite, kaolinite is Main.In order to verify the filter salt effect of aquiclude, need to carry out high pressure infiltration experiment.Existing penetration testing equipment is mainly darcy Tester, but darcy tester is only applicable to low pressure or minute-pressure.Common high pressure permeability equipment such as three the most popular axial compressions Although power meter can survey high pressure, but is only applicable to the solid rock of consolidation, it is not particularly suited for viscosity soil sample.
Filed in 8 days Mays in 2015 of applicant, the Chinese invention patent of Application No. 201510229210.2 discloses A kind of false three axle high pressure infiltration experiment instrument, its sealing using the method adding confined pressure extruding flexible wall to solve soil sample perisporium is asked Topic, can be used for infiltration and the filter salt aptitude tests of cohesive undisturbed soil sample.But applicant finds during follow-up test, adding axle During pressure and confined pressure, can there is the problem of pressure transient in the force (forcing) pump that compatibility test instrument uses, cause there is bigger test Error.And, these false three axle high pressure infiltration experiment instrument are only capable of at outlet at bottom sampling, and sample point is less, it is impossible to enough to oozing out Liquid variation of water in clay is analyzed.
Summary of the invention
Based on above-mentioned technical problem, the present invention provides a kind of original state clay ultrafiltration assay device.
The adopted technical solution is that:
A kind of original state clay ultrafiltration assay device, including ultrafiltration tester, manual pressure device and from gravity pressue device; Described ultrafiltration tester includes outer top cover, outer base and connects outer top cover and the sidewall of outer base, outer top cover, outer base and Sidewall surrounds closed cavity, be provided with in closed cavity internal head cover, interior base, for being coated with the flexible silicon gum cover of undisturbed soil sample Pipe and perforated casing, described internal head cover is arranged on below outer top cover, is provided with the feed liquor connected and leads in internal head cover and outer top cover Road, feed pathway external axial compression Pressure gauge, described interior base is arranged on above outer base, is provided with exhalant canal, outward in interior base The water storage cavity connected with exhalant canal and the bottom sample tap being in communication with the outside by water storage cavity it is provided with in base, internal head cover, interior Base becomes undisturbed soil sample permeation chamber with flexible silicon gum cover circumference of cannon bone, and perforated casing is enclosed within the outside of flexible silicon gum cover pipe, is having borehole jack Forming confined pressure chamber between pipe and flexible silicon gum cover pipe, offer the confined pressure hole in connection confined pressure chamber on sidewall, confined pressure hole is external encloses Pressure pressure table, is provided with lateral sample tap in the corresponding position of sidewall, perforated casing and flexible silicon gum cover pipe, in lateral sampling Screwed pipe is installed at Kou, sidewall and flexible silicon gum cover pipe are provided with the hickey suitable with screwed pipe, at flexible silica gel On sleeve pipe, the position of corresponding lateral sample tap is provided with flexible filter screen;Described manual pressure device includes reserving liquid tank, at liquid storage It is provided with the pumped well structure extruded by the liquid hand stored in reserving liquid tank on case, is provided above note in one end of reserving liquid tank Liquid mouth;Described include base, top board and bearing plate from gravity pressue device, between base and top board, be provided with support column, institute State bearing plate sheathed on the support columns, and can move up and down along support column, bearing plate is placed with and joins pressing plate, base sets Being equipped with hydraulic cavities, be internally provided with pilot post in hydraulic cavities, pilot post is connected with bearing plate;The liquid outlet of pumped well structure leads to Crossing hydraulic connecting pipe and hydraulic chamber into communication, hydraulic cavities is connected with feed pathway or confined pressure hole by voltage stabilizing outlet tube, at hydraulic pressure even It is provided with check valve in adapter and voltage stabilizing outlet tube.
Preferably, described lateral sample tap arranges 2~5, and along sidewall in being intervally arranged up and down.
Preferably, described pumped well structure includes well body and pressure handle, and well body is hollow cylindrical structure, and the bottom of well body leads to Cross feed tube to connect with the bottom of reserving liquid tank, the top of well body is provided with liquid outlet, in the piston that is internally provided with of well body, institute State piston and be connected with driving its reciprocating pressure handle.
Preferably, described base and top board are all square, and described support column arranges four altogether, lay respectively at base and top board Corner at, described pilot post is connected with the center of bearing plate.
Preferably, described manual pressure device arranges two altogether, and respectively axial compression manual pressure device and confined pressure manually add Pressure device, described arranges one from gravity pressue device, and the liquid outlet of described axial compression manual pressure device passes through hydraulic connecting pipe With the hydraulic chamber into communication from gravity pressue device, described hydraulic cavities is connected with feed pathway by voltage stabilizing outlet tube, described confined pressure The liquid outlet of manual pressure device is connected with confined pressure hole by another hydraulic connecting pipe.
Preferably, described ultrafiltration tester arranges multiple, equal at the feed pathway and confined pressure hole of each ultrafiltration tester Connecting a threeway, the threeway at the feed pathway of all ultrafiltration testers is interconnected, at the confined pressure hole of all ultrafiltration testers Threeway connect the most mutually.
Preferably, the bottom of described internal head cover is provided with downwardly projecting peripheral flange, the top of described interior base be provided with to The peripheral flange protruded above, described flexible silicon gum cover pipe uses sealing steel card to add with the outside of internal head cover and interior base peripheral flange Gu seal.
Preferably, the bottom surface of described internal head cover is provided with the first groove, places the first water filter plate in the first groove, described interior The end face of base is provided with the second groove, place in the second groove the second water filter plate, described intake tunnel and the first water filter plate it Between be provided with top inner chamber, be provided with end inner chamber between exhalant canal and the second water filter plate.
Preferably, it is provided with steel gauze between described water filter plate and the upper and lower contact surface of undisturbed soil sample.
Preferably, described interior base and internal head cover are contacted with sidewall by the first O-ring seal respectively, described internal head cover Upper surface is contacted with outer top cover by the second O-ring seal, and the 3rd O-ring seal and outer base is passed through in described interior base lower surface Contacting, described outer top cover and outer base are screwed respectively in sidewall upper and lower end face.
The method have the benefit that:
1, the present invention uses the mode that manual pressure device matches with from gravity pressue device, carries out ultrafiltration tester Mechanical type adds axial compression and confined pressure, and compared to pulsed force (forcing) pump or peristaltic pump, Stress control is more stable, accurate, greatly drops The low test error of process of the test.
2, owing to have employed the Purely mechanical pressuring method from gravity pressue device and manual pressure device, original state of the present invention Clay ultrafiltration assay device can be equipped with multiple ultrafiltration tester simultaneously, carries out organizing test operation more, and test efficiency is higher, and respectively Ultrafiltration tester is respectively provided with a threeway at feed pathway and confined pressure hole, can easily realize connecting, simple in construction, and manipulation is held Easily.
3, the present invention sets up multiple lateral sample tap on ultrafiltration tester, can be as required to different through undisturbed soil sample The transudate of position is sampled, thus realizes the analysis to transudate variation of water in clay.
4, the present invention is by installing screwed pipe at lateral sample tap, and arranges and screwed pipe on sidewall and flexible silicon gum cover pipe The mode of suitable hickey, can easily realize laterally sampling, and have preferable sealing effectiveness, additionally in flexible silicon On gum cover pipe, the position of corresponding lateral sample tap is provided with flexible filter screen, and undisturbed soil sample can play filtration iris action.
Accompanying drawing explanation
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings:
Fig. 1 is the structural principle schematic diagram of one embodiment of the present invention;
Fig. 2 is the structure diagram from gravity pressue device;
Fig. 3 is the structure diagram of manual pressure device;
Fig. 4 is the structural principle schematic diagram of ultrafiltration tester;
Fig. 5 is the partial enlarged drawing of Fig. 4, mainly illustrates the structure at lateral sample tap.
In figure: 1-ultrafiltration tester, the outer top cover of 101-, 102-outer base, 103-sidewall, 104-internal head cover, 105-inner bottom Seat, 106-flexible silicon gum cover pipe, 107-perforated casing, 108-feed pathway, 109-axial compression Pressure gauge, 1010-exhalant canal, 1011-water storage cavity, sample tap bottom 1012-, 1013-undisturbed soil sample permeation chamber, 1014-confined pressure chamber, 1015-confined pressure hole, 1016- Confined pressure Pressure gauge, the lateral sample tap of 1017-, 1018-screwed pipe, 1019-hickey, 1020-flexible filter screen, 1021-sealing steel Card, 1022-the first water filter plate, 1023-the second water filter plate, 1024-pushes up inner chamber, inner chamber at the bottom of 1025-, 1026-steel gauze, 1027- Screw, 1028-connecting tube, 2-manual pressure device, 201-reserving liquid tank, 202-pumped well structure, 203-liquid injection port, 2021-well Body, 2022-presses handle, 2023-feed tube, 2024-liquid outlet, 2025-piston, 2026-film, and 211-axial compression manual pressure fills Putting, 212-confined pressure manual pressure device, 3-is from gravity pressue device, 301-base, 302-top board, 303-bearing plate, and 304-props up Dagger, 305-joins pressing plate, 306-hydraulic cavities, 307-pilot post, 4-the first hydraulic connecting pipe, 5-voltage stabilizing outlet tube, 6-threeway, 7- Second hydraulic connecting pipe, 8-check valve, 9-the first water check valve, 10-the second water check valve.
Detailed description of the invention
As it is shown in figure 1, a kind of original state clay ultrafiltration assay device, including ultrafiltration tester 1, manual pressure device 2 and from Gravity pressue device 3.As shown in Figure 4, described ultrafiltration tester 1 includes outer top cover 101, outer base 102 and connects outer top cover 101 and the sidewall 103 of outer base 102, outer top cover 101, outer base 102 surround closed cavity, in closed cavity with sidewall 103 Be provided with internal head cover 104, interior base 105, for being coated with flexible silicon gum cover pipe 106 and the perforated casing 107 of undisturbed soil sample. Internal head cover 104 is arranged on below outer top cover 101, is provided with the feed pathway 108 connected, enters in internal head cover 104 and outer top cover 101 Liquid passage 108 external axial compression Pressure gauge 109.Described interior base 105 is arranged on above outer base 102, is provided with out in interior base 105 Aquaporin 1010, is provided with the water storage cavity 1011 that connects with exhalant canal and is in communication with the outside by water storage cavity in outer base 102 Bottom sample tap 1012.Internal head cover 104, interior base 105 surround undisturbed soil sample permeation chamber 1013 with flexible silicon gum cover pipe 106, have Hole sleeve 107 is enclosed within the outside of flexible silicon gum cover pipe 106, forms confined pressure between perforated casing 107 and flexible silicon gum cover pipe 106 Chamber 1014, also forms a chamber between perforated casing 107 and sidewall 103, offers confined pressure hole 1015, confined pressure hole on sidewall 1015 with above-mentioned chamber, and then connection confined pressure chamber 1014, confined pressure hole external confined pressure Pressure gauge 1016, at confined pressure hole arrange There is the second water check valve 10.The corresponding position of sidewall, perforated casing and flexible silicon gum cover pipe is provided with lateral sample tap 1017, As it is shown in figure 5, be provided with screwed pipe 1018 at lateral sample tap 1017, sidewall 103 and flexible silicon gum cover pipe 106 are provided with The hickey 1019 suitable with screwed pipe, on flexible silicon gum cover pipe 106, the position of corresponding lateral sample tap is provided with soft Property filter screen 1020.As it is shown on figure 3, described manual pressure device 2 includes reserving liquid tank 201, reserving liquid tank 201 is provided with liquid storage The pumped well structure 202 that in case, the liquid hand of storage extrudes, is provided above liquid injection port 203 in one end of reserving liquid tank.Such as Fig. 2 Shown in, described include base 301, top board 302 and bearing plate 303 from gravity pressue device 3, between base 301 and top board 302 Being provided with support column 304, described bearing plate 303 is set on support column 304, and can move up and down along support column.At bearing plate It is placed with on 303 and joins pressing plate 305, base 301 is provided with hydraulic cavities 306, be internally provided with pilot post in hydraulic cavities 306 307, the top of pilot post 307 is connected with movable bearing plate 303.As it is shown in figure 1, described manual pressure device arranges two altogether Individual, respectively axial compression manual pressure device 211 and confined pressure manual pressure device 212, described arrange one from gravity pressue device. The liquid outlet of described axial compression manual pressure device 211 is by the first hydraulic connecting pipe 4 and the hydraulic cavities from gravity pressue device 3 306 connections, described hydraulic cavities 306 is connected with the inlet of threeway 6 by voltage stabilizing outlet tube 5, a wherein liquid outlet of threeway 6 and Feed pathway 108 connects, and another liquid outlet is closed by the first water check valve 9.The liquid outlet of described confined pressure manual pressure device leads to Cross the second hydraulic connecting pipe 7 to connect with confined pressure hole 1015.At the first hydraulic connecting pipe 4, voltage stabilizing outlet tube 5 and the second hydraulic connecting It is provided with check valve 8 on pipe 7, makes the liquid can only one-way transmission, it is impossible to reverse reflux.
Above-mentioned lateral sample tap 1017 is preferably provided with 2~5, and along sidewall in being intervally arranged up and down.
As the further design to the present invention, as it is shown on figure 3, described pumped well structure 202 includes well body 2021 and pressure Handle 2022, well body 2021 is in hollow cylindrical structure, and the bottom of well body 2021 is by the bottom of feed tube 2023 with reserving liquid tank 201 Connection, is provided with liquid outlet 2024 on the top of well body 2021, is internally provided with piston 2025, at piston at well body 2021 The lower section of 2025 is fixed with film 2026, and described piston 2025 is connected with driving its reciprocating pressure handle 2022.This structure And operation principle is consistent with the structure and working principle of common pumped well.
Further, described base 301 and top board 302 are all square, and described support column 304 arranges four altogether, respectively Being positioned at the corner of base 301 and top board 302, described pilot post 306 is connected with the center of bearing plate 303.The design of this structure can The operation making bearing plate is more steady, and then the accurate control of beneficially axial compression.
Further, described ultrafiltration tester arranges multiple, at the feed pathway and confined pressure hole of each ultrafiltration tester Being all connected with a threeway, the threeway at the feed pathway of all ultrafiltration testers is interconnected by pipeline, all ultrafiltration testers Confined pressure hole at threeway be the most all interconnected by pipeline.Certainly, confined pressure pressure also can be by from gravity pressue device and confined pressure Manual pressure device provides jointly, and the water that i.e. confined pressure manual pressure device extrudes is introduced into another hydraulic pressure from gravity pressue device Chamber, then enters confined pressure hole under the effect of bearing plate and pilot post.
Further, as shown in Figure 4, the bottom of described internal head cover is provided with downwardly projecting peripheral flange, described inner bottom The top of seat is provided with peripheral flange protruding upward, described flexible silicon gum cover pipe and internal head cover and the outside of interior base peripheral flange Use sealing steel card 1021 to reinforce to seal.The bottom surface of described internal head cover is provided with the first groove, places the first filter in the first groove Water plate 1022, the end face of described interior base is provided with the second groove, places the second water filter plate 1023, described water inlet in the second groove It is provided with top inner chamber 1024 between passage and the first water filter plate, between exhalant canal and the second water filter plate, is provided with end inner chamber 1025.Institute State on the first water filter plate and undisturbed soil sample between contact surface and be equipped with steel between contact surface under the second water filter plate and undisturbed soil sample Gauze 1026.Described interior base and internal head cover are contacted with sidewall by the first O-ring seal respectively, described internal head cover upper surface Being contacted with outer top cover by the second O-ring seal, described interior base lower surface is connected with outer base by the 3rd O-ring seal Touching, described outer top cover and outer base are fixed on sidewall upper and lower end face by screw 1027 respectively.
Original state clay ultrafiltration assay device of the present invention, applicable original state clay can be non-consolidation plasticity cohesive undisturbed soil Sample.Below as a example by viscosity soil sample, in conjunction with present configuration its concrete workflow is described:
1, sample preparation: viscosity soil sample is processed into the cylindrical sample of accurate dimension;
2, setting-out seals:
1) flexible silicon gum cover pipe 106 snapped in place the interior base 105 of the second water filter plate 1023 and steel gauze 1026, Sealing steel card 1021 is used to fix on the downside of flexible silicon gum cover pipe 106;
2) cylindrical sample is put in flexible silicon gum cover pipe 106;
3) perforated casing 107 is enclosed within outside flexible silicon gum cover pipe 106, is placed on interior base 105;
4) the sealing steel card 1021 do not tightened is enclosed within the upside of flexible silicon gum cover pipe 106;
5) the steel gauze 1026 above sample and the first water filter plate 1022 being placed, internal head cover 104 snaps in flexible silica gel Sleeve pipe 106, tightens upside sealing steel card 1021;
6) putting in outer base 102 by above entirety, sidewall 103 is put, adjustment sidewall 103, perforated casing 107 make Lateral sample tap 1017 aligns;
7) screwed pipe 1018 is loaded so that it is tighten with the hickey 1019 on flexible silicon gum cover pipe 106 and sidewall 103;
8) tap water is filled it up with in confined pressure chamber 1014, build outer top cover 101, and fix with sidewall 103;
9) feed pathway 108 is connected with the voltage stabilizing outlet tube 5 from gravity pressue device by connecting tube 1028;
10) by the first hydraulic connecting pipe 4 of axial compression manual pressure device with the hydraulic cavities 306 from gravity pressue device even Logical, the second hydraulic connecting pipe 7 of confined pressure manual pressure device and the confined pressure hole 1015 of ultrafiltration tester are connected;
11) testing liquid configured is injected the reserving liquid tank of axial compression manual pressure device, takes from water and inject confined pressure hands The reserving liquid tank of dynamic pressue device, tests ready.
3, test:
1) the second water check valve 10 at ultrafiltration tester feed pathway 108 and confined pressure hole is closed, to axial compression manual pressure device Suitable pressure is applied respectively with confined pressure manual pressure device;
2) first slowly open the second water check valve 10 at confined pressure hole 1015, note observing confined pressure Pressure gauge 1016 at confined pressure hole Situation of change, slowly opens feed pathway 108 simultaneously, and observes the situation of change of axial compression Pressure gauge 109 at feed pathway, adjusts Axial compression and confined pressure size, it is ensured that at feed pathway, axial compression Pressure gauge 109 reading is not more than confined pressure Pressure gauge 1016 at confined pressure hole Reading.When the manometric reading of axial compression Pressure gauge and confined pressure is basicly stable, read pressure value, and record the time;
3) connect each lateral sample tap 1017 and bottom sample tap 1012 by rubber hose, and introduce in wide-mouth liquid containing bottle Collect transudate, sample when infusion bottle transudate reaches 20ml, and numbered Yi-j(wherein, i=1,2,3,4, represent respectively Top-down three lateral sample taps 1017 and bottom sample tap 1012;J=1,2,3, represent and sampled The order of product).
4) testing liquid and taken transudate water sample to configuration carry out hydrochemical analyse, draw transudate change of water quality bent Line.
The relevant technology contents do not addressed in aforesaid way is taked or uses for reference prior art to realize.
It should be noted that any equivalent replacement side under the teaching of this specification, done by those skilled in the art Formula, or substantially variant, all should be within protection scope of the present invention.

Claims (7)

1. an original state clay ultrafiltration assay device, it is characterised in that: include ultrafiltration tester, manual pressure device and from gravity Pressue device;Described ultrafiltration tester includes outer top cover, outer base and connects outer top cover and the sidewall of outer base, outer top cover, Outer base and sidewall surround closed cavity, be provided with in closed cavity internal head cover, interior base, for being coated with the soft of undisturbed soil sample Property silica gel sleeve pipe and perforated casing, described internal head cover is arranged on below outer top cover, is provided with and connects in internal head cover and outer top cover Feed pathway, feed pathway external axial compression Pressure gauge, described interior base is arranged on above outer base, is provided with water outlet in interior base Passage, is provided with the water storage cavity connected with exhalant canal and the bottom sample tap being in communication with the outside by water storage cavity in outer base, interior Top cover, interior base become undisturbed soil sample permeation chamber with flexible silicon gum cover circumference of cannon bone, and perforated casing is enclosed within the outside of flexible silicon gum cover pipe, Form confined pressure chamber between perforated casing and flexible silicon gum cover pipe, sidewall offers the confined pressure hole in connection confined pressure chamber, confined pressure hole External confined pressure Pressure gauge, is provided with lateral sample tap, in side in the corresponding position of sidewall, perforated casing and flexible silicon gum cover pipe Screwed pipe is installed at sample tap, sidewall and flexible silicon gum cover pipe are provided with the hickey suitable with screwed pipe, soft Property silica gel sleeve pipe on the position of corresponding lateral sample tap be provided with flexible filter screen;Described manual pressure device includes reserving liquid tank, Reserving liquid tank is provided with the pumped well structure extruded by the liquid hand stored in reserving liquid tank, sets above one end of reserving liquid tank It is equipped with liquid injection port;Described include base, top board and bearing plate from gravity pressue device, between base and top board, be provided with support Post, described bearing plate is sheathed on the support columns, and can move up and down along support column, is placed with and joins pressing plate, the end of on bearing plate Being provided with hydraulic cavities on Zuo, be internally provided with pilot post in hydraulic cavities, pilot post is connected with bearing plate;Going out of pumped well structure Liquid mouth passes through hydraulic connecting pipe and hydraulic chamber into communication, and hydraulic cavities is connected with feed pathway or confined pressure hole by voltage stabilizing outlet tube, It is provided with check valve on hydraulic connecting pipe and voltage stabilizing outlet tube.
A kind of original state clay ultrafiltration assay device the most according to claim 1, it is characterised in that: described lateral sample tap sets Put 2~5, and along sidewall in being intervally arranged up and down.
A kind of original state clay ultrafiltration assay device the most according to claim 1, it is characterised in that: described pumped well structure bag Including well body and pressure handle, well body is hollow cylindrical structure, and the bottom of well body is connected with the bottom of reserving liquid tank, at well by feed tube The top of body is provided with liquid outlet, at the piston that is internally provided with of well body, described piston and its reciprocating pressure handle of drive Connect.
A kind of original state clay ultrafiltration assay device the most according to claim 1, it is characterised in that: described manual pressure device Arrange two altogether, respectively axial compression manual pressure device and confined pressure manual pressure device, described arrange one from gravity pressue device Individual, the liquid outlet of described axial compression manual pressure device is by hydraulic connecting pipe and the hydraulic chamber into communication from gravity pressue device, institute Stating hydraulic cavities to be connected with feed pathway by voltage stabilizing outlet tube, the liquid outlet of described confined pressure manual pressure device passes through another hydraulic pressure Connecting tube connects with confined pressure hole.
A kind of original state clay ultrafiltration assay device the most according to claim 1, it is characterised in that: described ultrafiltration tester sets Put multiple, at the feed pathway and confined pressure hole of each ultrafiltration tester, be all connected with a threeway, the feed liquor of all ultrafiltration testers Threeway at passage is interconnected, and the threeway at the confined pressure hole of all ultrafiltration testers connects the most mutually.
A kind of original state clay ultrafiltration assay device the most according to claim 1, it is characterised in that: the bottom surface of described internal head cover Being provided with the first groove, place the first water filter plate in the first groove, the end face of described interior base is provided with the second groove, recessed second Place the second water filter plate in groove, between described intake tunnel and the first water filter plate, be provided with top inner chamber, exhalant canal and the second drainage End inner chamber it is provided with between plate.
A kind of original state clay ultrafiltration assay device the most according to claim 1, it is characterised in that: described water filter plate and original state It is provided with steel gauze between the upper and lower contact surface of soil sample.
CN201610652799.1A 2016-08-10 2016-08-10 Ultrafiltration test device for undisturbed clay Active CN106153520B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610652799.1A CN106153520B (en) 2016-08-10 2016-08-10 Ultrafiltration test device for undisturbed clay

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610652799.1A CN106153520B (en) 2016-08-10 2016-08-10 Ultrafiltration test device for undisturbed clay

Publications (2)

Publication Number Publication Date
CN106153520A true CN106153520A (en) 2016-11-23
CN106153520B CN106153520B (en) 2020-04-07

Family

ID=57329697

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610652799.1A Active CN106153520B (en) 2016-08-10 2016-08-10 Ultrafiltration test device for undisturbed clay

Country Status (1)

Country Link
CN (1) CN106153520B (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2054087U (en) * 1989-04-06 1990-03-07 杨兴绵 Hand pump
CN2224935Y (en) * 1995-01-12 1996-04-17 王关华 Multifunctional high pressure hand-pump
CN101105417A (en) * 2006-07-14 2008-01-16 中南大学 Large-scale die forging water press pressure lack on-line detection method
CN101493388A (en) * 2008-12-30 2009-07-29 中国矿业大学(北京) Gravity hydraulic dead load energy-saving equipment and true triaxial creep experiment system
CN101876621A (en) * 2009-12-18 2010-11-03 中国科学院武汉岩土力学研究所 Gravity type constant-pressure liquid supply device
CN102175585A (en) * 2011-01-27 2011-09-07 河海大学 Method for testing permeability stability of sand gravel material
CN102359084A (en) * 2011-07-29 2012-02-22 中国农业大学 Simulation regulation and control system and method of percolation performance of aeration zone of river or lake
CN103245562A (en) * 2013-04-23 2013-08-14 中国矿业大学 Gravity constant-pressure electro-hydraulic servo loading system
CN203772698U (en) * 2014-04-10 2014-08-13 宁夏大学 Perpendicular saturated and unsaturated earth pillar infiltration testing device
CN204044146U (en) * 2014-08-05 2014-12-24 中国地质调查局水文地质环境地质调查中心 A kind of assembly type multi-parameter monitoring devices for soil leaching experiment
CN204307530U (en) * 2014-12-10 2015-05-06 中国热带农业科学院热带作物品种资源研究所 A kind of rotating down pressing device for filtering
CN204789256U (en) * 2015-05-08 2015-11-18 山东科技大学 False triaxial high pressure permeability test appearance

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2054087U (en) * 1989-04-06 1990-03-07 杨兴绵 Hand pump
CN2224935Y (en) * 1995-01-12 1996-04-17 王关华 Multifunctional high pressure hand-pump
CN101105417A (en) * 2006-07-14 2008-01-16 中南大学 Large-scale die forging water press pressure lack on-line detection method
CN101493388A (en) * 2008-12-30 2009-07-29 中国矿业大学(北京) Gravity hydraulic dead load energy-saving equipment and true triaxial creep experiment system
CN101876621A (en) * 2009-12-18 2010-11-03 中国科学院武汉岩土力学研究所 Gravity type constant-pressure liquid supply device
CN102175585A (en) * 2011-01-27 2011-09-07 河海大学 Method for testing permeability stability of sand gravel material
CN102359084A (en) * 2011-07-29 2012-02-22 中国农业大学 Simulation regulation and control system and method of percolation performance of aeration zone of river or lake
CN103245562A (en) * 2013-04-23 2013-08-14 中国矿业大学 Gravity constant-pressure electro-hydraulic servo loading system
CN203772698U (en) * 2014-04-10 2014-08-13 宁夏大学 Perpendicular saturated and unsaturated earth pillar infiltration testing device
CN204044146U (en) * 2014-08-05 2014-12-24 中国地质调查局水文地质环境地质调查中心 A kind of assembly type multi-parameter monitoring devices for soil leaching experiment
CN204307530U (en) * 2014-12-10 2015-05-06 中国热带农业科学院热带作物品种资源研究所 A kind of rotating down pressing device for filtering
CN204789256U (en) * 2015-05-08 2015-11-18 山东科技大学 False triaxial high pressure permeability test appearance

Also Published As

Publication number Publication date
CN106153520B (en) 2020-04-07

Similar Documents

Publication Publication Date Title
US10823651B2 (en) Supercritical carbon dioxide fracturing core holder under the influence of pore pressure saturation
US10845291B2 (en) Radial core flooding apparatus and method for analysis of static and/or dynamic properties of reservoir rock
US8448500B2 (en) High pressure fracture tester
CN102455277B (en) Device and method for measuring gasometry permeability of rock under high pressure
US20170003263A1 (en) Integrated experimental system of hydrofracturing, water jet slotting, seepage and gas displacement under true triaxial stress
CN101968423B (en) Low-permeability reservoir bed starting pressure testing method
CN102374963B (en) Test device for evaluating well completion manner of coal bed methane
CN101825555B (en) Device for testing axial loading/unloading gas permeability of coal
US5644947A (en) Tensiometer and method of determining soil moisture potential in below-grade earthen soil
CN102507407B (en) Device and method for simultaneously measuring permeability coefficient, compressibility coefficient and porosity of rock
RU2558838C1 (en) Modelling and estimating active storage capacity of underground gas storage in water-bearing fractured porous structures
CN201096768Y (en) An oil-hiding big hole simulation visual model testing device
US4599891A (en) TCH--tri-axial core holder
CN102721618B (en) Uniaxial compression creep test method for saturated and unsaturated rock-soil body
US7549320B2 (en) Measuring cement properties
CN103954544B (en) A kind of polymer control water increases experimental provision and the experimental technique of gas effect assessment
CN103485762B (en) Visual simulation shale micro-crack plugging capacity test system and method
CN101907586B (en) High-temperature high-pressure clamp for testing rock core by nuclear magnetic resonance
CN104297123B (en) Potential-based spontaneous percolation measuring device
CN104481504B (en) Viscous crude dissolved gas drive develops experimental system for simulating and its method
CN104297069A (en) Gas-containing coal hydrofracture-induced dynamic damage simulation monitoring device and method
CN103233725B (en) Device and method for determining high temperature and high pressure full diameter core mud pollution evaluation
CN103868799B (en) Rock mechanical characteristic analyzer for non-conventional oil-gas reservoir stratum
CN103776979B (en) A kind of coal seam water infusion suppresses analog detection method and the device of desorption of mash gas effect
CN103760088B (en) Fractured rock three axle seepage tests system and method

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant