CN108982327A - A kind of damage concrete permeability detection device - Google Patents
A kind of damage concrete permeability detection device Download PDFInfo
- Publication number
- CN108982327A CN108982327A CN201810909852.0A CN201810909852A CN108982327A CN 108982327 A CN108982327 A CN 108982327A CN 201810909852 A CN201810909852 A CN 201810909852A CN 108982327 A CN108982327 A CN 108982327A
- Authority
- CN
- China
- Prior art keywords
- stop sleeve
- concrete
- water
- top cover
- damage
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000035699 permeability Effects 0.000 title claims abstract description 37
- 238000001514 detection method Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 230000008595 infiltration Effects 0.000 claims description 4
- 238000001764 infiltration Methods 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 22
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 5
- 238000011160 research Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 206010010356 Congenital anomaly Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000009429 distress Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
-
- 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
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Ceramic Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of damage concrete permeability detection devices, including air compressor, water tank and damage concrete penetrometer;Concrete penetrometer is mainly made of four parts, top cover, stop sleeve a, bottom cover and support base;Pressure gauge, water inlet, snorkel and annulus b are dispersed on top cover, intermediate supports sleeve a plays fixed function to test specimen, and bottom cover includes water flow acquisition device and outlet pipe;It is connected between top cover, stop sleeve a and bottom cover with the high-strength bolt of diameter 14mm;A measuring cup is placed below in outlet pipe, to acquire water flow.The present invention provides constant water pressure by air compressor joining water box for permeameter, damages used encapsulating method when the preparation method and its measurement of concrete sample.Damage concrete permeability detection system device of the invention provides a kind of new thinking for the infiltrative ergonomist of research material.
Description
Technical field
The invention belongs to construction material detection device technology fields, and in particular to a kind of damage concrete permeability detection dress
It sets.
Background technique
Concrete permeability resistance refers to the ability of concrete renitency water penetration.The destructive process of concrete durability is almost
There is substantial connection with water, therefore impermeability becomes to evaluate the important indicator of concrete durability, because permeability is not only right
It is required that the works of waterproof is significant, more importantly evaluation concrete resists corrosive medium intrusion and corrosion in environment
Ability.At present it is generally acknowledged that impermeability is the primary factor for evaluating concrete durability, as long as the permeability of concrete is very low,
Just there is the ability for resisting water and the intrusion of other etching mediums well, thus every durability index of concrete can be mentioned accordingly
It is high.
The general detection method of concrete permeability is according to " normal concrete long-term behaviour and endurance quality test side
Method " (GBJ 82-1985) detected using HS-4B type concrete penetrometer.Concrete is congenital there are microcrack, by
Under external load action, inside concrete crack growth even concrete surface is cracked, and such method is not suitable at this time
The detection of concrete Penetration Signature with damage, therefore need to research and develop a set of detection system for being suitable for detecting damage concrete permeability
System.
Summary of the invention
The object of the present invention is to provide a kind of damage concrete permeability detection devices, solve detection existing concrete damage
Infiltrative problem after wound.
The technical scheme adopted by the invention is that a kind of damage concrete permeability detection device, including concrete infiltration
Instrument, concrete penetrometer are connected with water tank, and water tank is connected with air compressor;Concrete penetrometer includes support base, support
It is fixed with several support rods straight up on pedestal, multiple supporting bar tops are connected with a bottom cover jointly, above bottom cover
It is provided with a stop sleeve a, the upper surface of stop sleeve a is provided with top cover, and water injection pipe, water injection pipe and support are provided on top cover
It is communicated inside sleeve a, water injection pipe upper section sidewall locations are also provided with water inlet, and water inlet is connected by pipeline with water tank bottom
It is logical, infundibulate water flow acquisition device is additionally provided in stop sleeve a, water flow acquisition device lower end is fixed with outlet pipe, outlet pipe
It is passed down through bottom cover, support base upper surface is additionally provided with measuring cup, measuring cup face outlet pipe, is fixed with an abutting below top cover
The annulus b of stop sleeve a inner wall, annulus b and water flow acquisition device are in interval face setting up and down.
The features of the present invention also characterized in that
It is provided with snorkel on top cover, is connected inside snorkel and stop sleeve a, valve b is additionally provided on snorkel.
One layer of rubber sheet is provided on contact surface between stop sleeve and bottom cover, bottom cover passes through high-strength with stop sleeve
Spend bolt fastening.
One layer of rubber sheet is provided on contact surface between stop sleeve and top cover, top cover passes through high-strength with stop sleeve
Spend bolt fastening.
Pressure gauge is also equipped at the top of water injection pipe.
Valve a is provided on water injection pipe, valve a is located at the lower section of water inlet.
The concrete permeability energy detection system is to conditions such as the curing time of test specimen, concrete strength, concrete types
It does not limit.And infiltration energy is pressurizeed by air compressor and is provided, head height is adjustable, and adjustable range is 0~0.8MPa.
The invention has the advantages that a kind of damage concrete permeability detection device of the invention, it can relative measurement band
The water permeability for damaging concrete does not need to make larger test specimen, realizes small specimen detection, and can detect according to different needs
Different curing times, different concrete strength, different concrete types permeance property;In order to understand cracked concrete in depth
Seepage flow situation, the device can simulate the infiltration situation of cracked concrete under different head heights, by the cracking for analyzing crack
The corresponding seepage parameters of parameter further study the rule of distress in concrete seepage flow, mention for the safe operation of hydraulic engineering
For reliable theoretical foundation.
Detailed description of the invention
Fig. 1 is a kind of damage concrete permeability structure of the detecting device schematic diagram of the present invention;
Fig. 2 is a kind of damage concrete penetrometer structural schematic diagram for damaging concrete permeability detection device of the present invention.
Fig. 3 is schematic diagram when a kind of damage concrete penetrometer for damaging concrete permeability detection device of the present invention uses.
In figure, 1. pressure gauges, 2. water inlets, 3. valve a, 4. snorkels, 5. top covers, 7. annulus b, 8. test specimens, 9.
Stop sleeve a, 10. water flow acquisition devices, 11. bottom covers, 12. outlet pipes, 13. measuring cups, 14. support bases.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments
A kind of damage concrete permeability detection device of the present invention, as shown in Figure 1, including concrete penetrometer (such as Fig. 2
It is shown), concrete penetrometer is connected with water tank, and water tank is connected with air compressor;Concrete penetrometer includes support base 14,
Several support rods straight up are fixed in support base 14, multiple supporting bar tops are connected with a bottom cover 11 jointly,
Bottom cover 11 is provided with a stop sleeve a9 above, and the upper surface of stop sleeve a9 is provided with top cover 5, water filling is provided on top cover 5
It manages, is communicated inside water injection pipe and stop sleeve a9, water injection pipe upper section sidewall locations are also provided with water inlet 2, and water inlet 2 passes through pipe
Road is connected with water tank bottom, is additionally provided with infundibulate water flow acquisition device 10 in stop sleeve a9, under water flow acquisition device 10
End is fixed with outlet pipe 12, and outlet pipe 12 is passed down through bottom cover 11, and 14 upper surface of support base is additionally provided with measuring cup 13, measuring cup 13
Face outlet pipe 12, top cover 5 are fixed with the annulus b7 of an abutting stop sleeve a9 inner wall, annulus b7 and water below
Acquisition device 10 is flowed in interval face setting up and down.
It is provided with snorkel 4 on top cover 5, is connected inside snorkel 4 and stop sleeve a9, is additionally provided on snorkel 4
Valve b.
One layer of rubber sheet is provided on contact surface between stop sleeve 9 and bottom cover 11, bottom cover 11 and stop sleeve 9 are logical
Cross high-strength bolt fastening.
One layer of rubber sheet is provided on contact surface between stop sleeve 9 and top cover 5, top cover 5 passes through with stop sleeve 9
High-strength bolt fastening.
Pressure gauge 1 is also equipped at the top of water injection pipe.
Valve a3 is provided on water injection pipe, valve a3 is located at the lower section of water inlet 2.
It is described in detail combined with specific embodiments below.
Volume of gas storage tank is 40L, rated discharge pressure 0.8MPa.Water tank material is stainless steel, volume 10L.Damage
Concrete penetrometer is the system core equipment, and material is stainless steel.Air compressor, water tank and damage concrete penetrometer it
Between connection use diameter 12mm pressure-bearing hose.It is vented by air compressor, gas is pressed into water tank, water tank again will
Water flow is pressed into damage concrete penetrometer, so that generating hydraulic pressure in permeameter.What hydraulic pressure can be carried by air compressor
Pressure gauge 1 on pressure gauge and permeameter is adjusted, and hydraulic pressure adjustable range is 0~0.8MPa, i.e. the highest head of analog
For 80m.
Damage concrete penetrometer is the most important component of the detection system, as shown in Fig. 2, the component is by top cover 5, branch
Support set cylinder a9 and bottom cover 11 and 14 4 part of support base composition.
Cap diameter 200mm, thick 10mm, be dispersed with above pressure gauge 1 (measurement range be 0~1MPa), one into
The mouth of a river 2 (diameter 20mm, high 10cm), snorkel 4 (diameter 20mm, high 5cm, central axes of the center away from permeability apparatus
25mm) and six bolts hole (high-strength bolt that bolt uses diameter 14mm).A diameter is connected to below top cover plane
It is welded below the circular thin-wall sleeve b7 of 40mm, high 40mm, wall thickness 10mm, sleeve and permeameter top cover, it acts as prevent water
Stream generates error from test specimen side wall seepage flow, to measurement data.
Position is stop sleeve a9, overall diameter 200mm, interior diameter 100mm, high 13cm, wall thickness 10mm among permeameter, is led to
High-strength bolt is crossed to be connected with top cover 5, bottom cover 11;Place a rubber sheet, rubber in the junction of stop sleeve a9 and bottom cover 11
The effect of glue thin slice is to prevent water from test specimen side wall seepage flow, influences the accuracy of test data.
Be bottom cover 11 below stop sleeve a9, diameter 200mm, thick 10mm, center have an outlet pipe 12 (diameter 10mm,
High 6cm), close to edge arrangement, there are six bolt hole 6 (size are identical as top cover), and a cone is connected to above bottom cover
Shape water flow acquisition device 10 (high 40mm), connection type is identical as top cover.
Placed above water flow acquisition device 10 to detect infiltrative damage concrete sample 8, test specimen upper surface and
Annulus 7 contacts, in the place of contact epoxy resin gluing knot, to prevent water stream from the side wall stream of test specimen and permeameter
Out, testing result is influenced.
The measuring principle of set damage concrete penetrometer are as follows: water tank connects the water inlet 2 of permeameter, provides for permeameter
Constant water pressure, concrete sample 8 with seam permeate under the action of constant water pressure, and water flow passes through test specimen 8 (as shown in Figure 3)
It flows out, is acquired by being placed on the measuring cup 13 below permeameter, by the unit of account time from the outlet pipe 12 of permeameter bottom
Water yield measure the permeability of concrete sample with seam.
A kind of application method for damaging concrete permeability detection device of the present invention, specifically includes the following steps:
Step 1: before carrying out permeability measurement, damage concrete sample 8 need to be pre-processed.Specifically including that will
Damage concrete sample impregnates 2 days in water, is drawn off being wiped the moisture of surface of test piece with cotton dry, dries to surface of test piece
The state of no-watermark;
Step 2: damage concrete sample 8 is put into damage concrete penetrometer, specific laying method is as follows:
Step 2.1: annulus a9 being connect with bottom cover 11 first, it is thin to place one layer of rubber therebetween
Piece high-strength bolt 6 is attached;
Step 2.2: and then damage concrete sample 8 is placed on 10 top of water flow acquisition device;
Step 2.3: epoxide-resin glue is coated between annulus b7 and the contact surface of test specimen 8 later, by test specimen 8 and ring
Shape sleeve b7 bonding;
Step 2.4: finally being connect top cover 5 with annulus a9 with high-strength bolt;
Step 3: air compressor, water tank and damage concrete penetrometer pressure-bearing hose are connected;
Step 4: starting to measure, first open air compressor power supply, open permeameter outlet pipe 2 and snorkel 4, when logical
When tracheae 4 there are flowing out, snorkel 4 is closed.In measurement process, by adjusting the air pressure of air compressor come in regulating tank
Hydraulic pressure makes water tank permeameter provide constant water pressure, and hydraulic pressure is adjustable, and hydraulic pressure value reaches as high as 0.8MPa, and water flow is from water inlet 2
Permeameter is flowed into, part water flow flows to the bottom of permeameter by the crack of damage concrete, flows out from outlet pipe 12, by lower section
Measuring cup 13 collect.In order to reduce influence of the crack self-healing to measurement result, stop surveying in the time of measuring that some is fixed
Amount, calculates its flow;
Step 5: after measurement, closing air compressor power supply, permeameter top cover is opened, the water of the inside is discharged, takes
Test specimen out.
A kind of damage concrete permeability detection device of the present invention has the following characteristics that
(1) detection of damage concrete permeability may be implemented;
Damage concrete permeability detection may be implemented with the present invention, assess the permeance property of the concrete with crack, no
It is only applicable to concrete material, is also possible to the permeability test of rock type materials.
(2) test specimen used by is small, low in cost convenient for production;
When a kind of test specimen for damaging concrete permeability detection device of the present invention makes, sample dimensions are small, convenient for mixing, support
The operation such as shield, and reduce the cost of production test specimen.
(3) concrete permeability under high water head can be measured;
A kind of damage concrete permeability detection device of the present invention can change water pressure by adjusting air pressure size, from
And realize the permeability test under different constant water pressures.
Claims (6)
1. a kind of damage concrete permeability detection device, which is characterized in that including concrete penetrometer, the concrete infiltration
Instrument is connected with water tank, and the water tank is connected with air compressor;The concrete penetrometer includes support base (14), the branch
Several support rods straight up are fixed in support pedestal (14), multiple supporting bar tops are connected with a bottom cover jointly
(11), the bottom cover (11) is provided with a stop sleeve a (9) above, and the upper surface of described stop sleeve a (9) is provided with top cover
(5), it is provided with water injection pipe on the top cover (5), is communicated inside the water injection pipe and stop sleeve a (9), the water injection pipe upper section
Sidewall locations are also provided with water inlet (2), and the water inlet (2) is connected by pipeline with water tank bottom, the stop sleeve a
(9) it is additionally provided with infundibulate water flow acquisition device (10) in, water flow acquisition device (10) lower end is fixed with outlet pipe (12),
The outlet pipe (12) is passed down through bottom cover (11), and support base (14) upper surface is additionally provided with measuring cup (13), the amount
Cup (13) face outlet pipe (12), the top cover (5) are fixed with the annulus b of abutting stop sleeve a (9) inner wall below
(7), the annulus b (7) and water flow acquisition device (10) are in interval face setting up and down.
2. a kind of damage concrete permeability detection device according to claim 1, which is characterized in that the top cover (5)
On be provided with snorkel (4), be connected inside the snorkel (4) and the stop sleeve a (9), on the snorkel (4) also
It is provided with valve b.
3. a kind of damage concrete permeability detection device according to claim 1, which is characterized in that the stop sleeve
(9) one layer of rubber sheet is provided on the contact surface between bottom cover (11), the bottom cover (11) and stop sleeve (9) pass through height
Strength bolts fastening.
4. a kind of damage concrete permeability detection device according to claim 1, which is characterized in that the stop sleeve
(9) one layer of rubber sheet is provided on the contact surface between top cover (5), the top cover (5) passes through high-strength with stop sleeve (9)
Spend bolt fastening.
5. a kind of damage concrete permeability detection device according to claim 1, which is characterized in that the water filling tube top
Portion is also equipped with pressure gauge (1).
6. a kind of damage concrete permeability detection device according to claim 1, which is characterized in that on the water injection pipe
It is provided with valve a (3), the valve a (3) is located at the lower section of water inlet (2).
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810909852.0A CN108982327A (en) | 2018-08-10 | 2018-08-10 | A kind of damage concrete permeability detection device |
BE20195236A BE1026123B1 (en) | 2018-08-10 | 2019-04-11 | PERMEABILITY DETECTION DEVICE FOR DAMAGED CONCRETE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810909852.0A CN108982327A (en) | 2018-08-10 | 2018-08-10 | A kind of damage concrete permeability detection device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108982327A true CN108982327A (en) | 2018-12-11 |
Family
ID=64552642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810909852.0A Pending CN108982327A (en) | 2018-08-10 | 2018-08-10 | A kind of damage concrete permeability detection device |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN108982327A (en) |
BE (1) | BE1026123B1 (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110006790A (en) * | 2019-04-09 | 2019-07-12 | 中国人民解放军总医院 | Cartilage permeability measurement apparatus and measurement method |
CN110208171A (en) * | 2019-05-30 | 2019-09-06 | 长安大学 | Tunnel gunite concrete solidification imitation experimental rig and method under soft water erosion environment |
CN111307683A (en) * | 2019-11-22 | 2020-06-19 | 浙江大学 | Self-balancing reinforced concrete structure impermeability test device and method |
CN111855527A (en) * | 2020-07-15 | 2020-10-30 | 西安理工大学 | Damaged concrete gas permeability detection device and method |
CN112630415A (en) * | 2020-12-04 | 2021-04-09 | 上海建工五建集团有限公司 | Concrete wall through crack detection device and application method thereof |
CN112858141A (en) * | 2021-04-13 | 2021-05-28 | 西南石油大学 | System and method for testing permeability of concrete under negative temperature and salt solution |
CN114923833A (en) * | 2022-06-01 | 2022-08-19 | 湖南大学 | High infiltration concrete osmotic coefficient's survey device |
ES2930698A1 (en) * | 2021-06-10 | 2022-12-20 | Lurpelan Tunnelling S A | EQUIPMENT FOR CHARACTERIZING SOILS OR ROCK JOINTS AND CHARACTERIZATION PROCEDURE (Machine-translation by Google Translate, not legally binding) |
US11828744B1 (en) * | 2023-04-26 | 2023-11-28 | The Florida International University Board Of Trustees | In situ rapid testing for assessing quality of concrete |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100821212B1 (en) * | 2007-04-02 | 2008-04-11 | 한국건설기술연구원 | Device for measuring permeability of tunnel lining concrete |
CN103398933A (en) * | 2013-07-31 | 2013-11-20 | 东南大学 | Constant-pressure concrete permeability testing device |
CN103698260A (en) * | 2014-01-13 | 2014-04-02 | 江苏省交通科学研究院股份有限公司 | Novel-old pavement connecting layer water permeability detection method and detection device |
CN105136645A (en) * | 2015-09-13 | 2015-12-09 | 华南理工大学 | Drainage asphalt mixture water permeability performance test device and test method thereof |
CN105527213A (en) * | 2016-01-14 | 2016-04-27 | 滨州学院 | Device and method for testing solid sample microfracture permeable rate |
CN106769774A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Bituminous paving infiltration detection means and the method for the constant pressure varying head that a kind of anti-side is oozed |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3381991B2 (en) * | 1993-12-28 | 2003-03-04 | 中央開発株式会社 | Water permeability measuring apparatus and water permeability measuring method using the same |
CN206410977U (en) * | 2017-01-13 | 2017-08-15 | 河南省交院工程检测科技有限公司 | A kind of bituminous paving infiltration detection means for the constant pressure varying head that anti-side is oozed |
CN207396289U (en) * | 2017-11-22 | 2018-05-22 | 重庆交通大学 | A kind of bituminous concrete has pressure flexible wall infiltration experiment device |
-
2018
- 2018-08-10 CN CN201810909852.0A patent/CN108982327A/en active Pending
-
2019
- 2019-04-11 BE BE20195236A patent/BE1026123B1/en not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100821212B1 (en) * | 2007-04-02 | 2008-04-11 | 한국건설기술연구원 | Device for measuring permeability of tunnel lining concrete |
CN103398933A (en) * | 2013-07-31 | 2013-11-20 | 东南大学 | Constant-pressure concrete permeability testing device |
CN103698260A (en) * | 2014-01-13 | 2014-04-02 | 江苏省交通科学研究院股份有限公司 | Novel-old pavement connecting layer water permeability detection method and detection device |
CN105136645A (en) * | 2015-09-13 | 2015-12-09 | 华南理工大学 | Drainage asphalt mixture water permeability performance test device and test method thereof |
CN105527213A (en) * | 2016-01-14 | 2016-04-27 | 滨州学院 | Device and method for testing solid sample microfracture permeable rate |
CN106769774A (en) * | 2017-01-13 | 2017-05-31 | 河南省交院工程检测科技有限公司 | Bituminous paving infiltration detection means and the method for the constant pressure varying head that a kind of anti-side is oozed |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110006790A (en) * | 2019-04-09 | 2019-07-12 | 中国人民解放军总医院 | Cartilage permeability measurement apparatus and measurement method |
CN110006790B (en) * | 2019-04-09 | 2024-05-07 | 中国人民解放军总医院 | Cartilage permeability measuring device and measuring method |
CN110208171B (en) * | 2019-05-30 | 2023-10-20 | 长安大学 | Tunnel sprayed concrete crystallization simulation test device and method in soft water erosion environment |
CN110208171A (en) * | 2019-05-30 | 2019-09-06 | 长安大学 | Tunnel gunite concrete solidification imitation experimental rig and method under soft water erosion environment |
CN111307683A (en) * | 2019-11-22 | 2020-06-19 | 浙江大学 | Self-balancing reinforced concrete structure impermeability test device and method |
CN111855527A (en) * | 2020-07-15 | 2020-10-30 | 西安理工大学 | Damaged concrete gas permeability detection device and method |
CN112630415B (en) * | 2020-12-04 | 2023-04-11 | 上海建工五建集团有限公司 | Concrete wall through crack detection and leakage stoppage device and application method thereof |
CN112630415A (en) * | 2020-12-04 | 2021-04-09 | 上海建工五建集团有限公司 | Concrete wall through crack detection device and application method thereof |
CN112858141A (en) * | 2021-04-13 | 2021-05-28 | 西南石油大学 | System and method for testing permeability of concrete under negative temperature and salt solution |
ES2930698A1 (en) * | 2021-06-10 | 2022-12-20 | Lurpelan Tunnelling S A | EQUIPMENT FOR CHARACTERIZING SOILS OR ROCK JOINTS AND CHARACTERIZATION PROCEDURE (Machine-translation by Google Translate, not legally binding) |
CN114923833A (en) * | 2022-06-01 | 2022-08-19 | 湖南大学 | High infiltration concrete osmotic coefficient's survey device |
CN114923833B (en) * | 2022-06-01 | 2024-05-17 | 湖南大学 | High osmotic concrete osmotic coefficient's survey device |
US11828744B1 (en) * | 2023-04-26 | 2023-11-28 | The Florida International University Board Of Trustees | In situ rapid testing for assessing quality of concrete |
US11953492B1 (en) | 2023-04-26 | 2024-04-09 | The Florida International University Board Of Trustees | In situ rapid testing for assessing quality of concrete |
Also Published As
Publication number | Publication date |
---|---|
BE1026123A1 (en) | 2019-10-15 |
BE1026123B1 (en) | 2020-04-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108982327A (en) | A kind of damage concrete permeability detection device | |
CN101358916B (en) | Concrete permeameter under loading action | |
CN105806766B (en) | A kind of flexible wall permeameter for surveying body change | |
CN104777089B (en) | Ground surface material testing permeability system under the conditions of multi- scenarios method | |
CN201716254U (en) | Concrete permeability testing device | |
WO2020244256A1 (en) | Device and method for testing radial gas permeability of concrete | |
CN105866000A (en) | Seepage testing apparatus and method for rock with single fracture | |
CN101470107A (en) | Concrete body and test instrument and method for its permeation performance with other medium bonding surface | |
CN111855527A (en) | Damaged concrete gas permeability detection device and method | |
CN102590016A (en) | Soil moisture characteristic curve measurement device and measurement method thereof | |
CN205607820U (en) | Flexible wall infiltration appearance that measurable body becomes | |
CN109211757B (en) | Rock penetration test device and test method thereof | |
CN111610129A (en) | Method and device for measuring permeability coefficient of porous medium under multiple working conditions | |
CN103033459A (en) | Device for testing horizontal permeability of cement-soil deep mixing column indoors and test method | |
CN206095880U (en) | Joint appearance is concretied in infiltration | |
CN112540038A (en) | Test device and method for testing coupling permeability characteristics of geotextile and sandy soil | |
CN109307628B (en) | Mud film shear strength test instrument and mud film shear strength measurement method thereof | |
CN115248177B (en) | Method and device for measuring breakthrough pressure of low-permeability rock based on optical fiber sensing | |
CN110542636A (en) | Method for measuring permeability coefficient of partially saturated cement-based material and test device thereof | |
CN113758850B (en) | Flexible wall permeameter for realizing temperature-stress integrated control under dry-wet circulation | |
CN113899671B (en) | Flexible wall penetration test method for temperature-stress integrated control under dry-wet cycle | |
CN206710265U (en) | A kind of impervious mechanism for testing of building casting concrete | |
CN206300876U (en) | A kind of concrete air transmission coefficient test device | |
CN210269550U (en) | Concrete permeability test piece sealing device and tester | |
CN211179447U (en) | Partially saturated cement-based material permeability coefficient measuring test device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181211 |
|
RJ01 | Rejection of invention patent application after publication |