CN105399378A - Sealing material for testing of impermeability of concrete and application method thereof - Google Patents
Sealing material for testing of impermeability of concrete and application method thereof Download PDFInfo
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- CN105399378A CN105399378A CN201511027032.1A CN201511027032A CN105399378A CN 105399378 A CN105399378 A CN 105399378A CN 201511027032 A CN201511027032 A CN 201511027032A CN 105399378 A CN105399378 A CN 105399378A
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- concrete
- impermeability
- test piece
- testing
- sealing material
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- 238000012360 testing method Methods 0.000 title claims abstract description 94
- 239000003566 sealing material Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 23
- 235000014121 butter Nutrition 0.000 claims abstract description 28
- 239000004568 cement Substances 0.000 claims abstract description 28
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 235000011837 pasties Nutrition 0.000 claims abstract description 11
- 230000001050 lubricating effect Effects 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 15
- 238000005461 lubrication Methods 0.000 claims description 10
- 238000013038 hand mixing Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 6
- 238000002156 mixing Methods 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 238000005303 weighing Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 2
- 240000002834 Paulownia tomentosa Species 0.000 description 1
- 208000002599 Smear Layer Diseases 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012775 heat-sealing material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012173 sealing wax Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5076—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with masses bonded by inorganic cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/65—Coating or impregnation with inorganic materials
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
- C04B2111/00508—Cement paints
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00991—Uses not provided for elsewhere in C04B2111/00 for testing
Landscapes
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a sealing material for testing of impermeability of concrete and an application method thereof. The sealing material for testing of impermeability of concrete is a pasty mixture prepared by mixing lubricating butter and cement according to a weight ratio of 1: (2.4-2.6). The application method comprises the following steps: S1, weighing the lubricating butter and cement according to the above-mentioned weight ratio and carrying out stirring to obtain the pasty mixture; S2, uniformly coating a side surface of an impermeability test piece of the concrete with the mixture; S3, sleeving the impermeability test piece of the concrete with a testing die until the bottom of the testing die is aligned with the lower surface of the impermeability test piece of the concrete; S4, installing the testing die and the impermeability test piece of the concrete onto an impermeability tester together for testing; and S5, after completion of the test, taking the impermeability test piece of the concrete out from the testing die and treating the impermeability test piece of the concrete and adhering mixtures together. According to the invention, impermeability testing cost is reduced; the sealing process of concrete impermeability testing is simple and is prevented from harming the health of testing personnel and polluting the environment; and the sealing performance and anti-compression capability of impermeability testing are improved.
Description
Technical field
The invention belongs to concrete impermeability test technical field of sealing technology, particularly a kind of concrete impermeability test sealing material and using method.
Background technology
Concrete anti-permeability performance is an important embodiment of concrete durability index, and impervious quality is directly connected to the quality of concrete structure, so concrete permeability resistance is the emphasis that concrete durability detects.Seal process in concrete permeability resistance testing process between test specimen and die trial is vital link, and the selection of sealing material also seems particularly important.The sealing material that current impermeability test adopts is generally paraffin, sealing wax, rosin, paulownia putty oil, pitch etc., particularly paraffin adds rosin is a kind of sealing material comparatively commonly used, but these material costs are high, easily cause atmospheric pollution, hazard test personnel's is healthy.Adopt the combination of above-mentioned sealing material or several sealing material, before carrying out concrete impermeability test, first heat fused sealing material is wanted, the side that the sealing material of liquid state could be coated in concrete impervious test piece forms sealing ply, like this, the seal process of concrete impermeability test is comparatively bothered, also occupies longer time and more manpower.In addition, the sealing property of above-mentioned sealing material and compressive property need further raising.
Summary of the invention
The present invention for solve in known technology the technical problem that exists and provide a kind of and reduce impermeability test cost, make the seal process of concrete impermeability test easy and simple to handle, avoid working the mischief to the health of testing crew and to the concrete impermeability test sealing material of environment, the stopping property improving impervious experiment and anti-pressure ability and using method.
The technical scheme that the present invention takes for the technical problem existed in solution known technology is:
Concrete impermeability test sealing material, it is characterized in that: described concrete impermeability test sealing material is the mixture of pasty state, it is by lubricating butter and cement bi-material is mixed, and the weight percent of lubrication butter and cement is 1:(2.4 ~ 2.6).
Preferred: the weight percent of described lubrication butter and cement is 1:2.5.
The using method of concrete impermeability test sealing material, is characterized in that, comprises the following steps:
S1 will lubricate butter and cement according to 1:(2.4 ~ 2.6) weight percent weigh, bi-material is placed in same container, and hand mixing is even, forms the mixture of pasty state;
Mixture in step 1 is evenly coated in the side of concrete impervious test piece by S2 auxiliary means, and coating thickness is: 1 ~ 3mm;
S3 press device or manually die trial is enclosed within concrete impervious test piece, until die trial bottom surface flushes with the lower surface of concrete impervious test piece;
Die trial is installed on Anti-leakage instrument and tests by S4 together with concrete impervious test piece;
Concrete impervious test piece, after off-test, takes out by S5 from die trial, and mixture sticks on the side of concrete impervious test piece, mixture and concrete impervious test piece is together disposed.
Preferred: the weight percent lubricating butter and cement in S1 is: 1:2.5.
Preferred: the auxiliary means used in S2 is scraper.
The advantage that the present invention has and positively effect are:
1, sealing material adopts lubrication butter and the mixed system of cement bi-material, and the cost of bi-material is all lower, this reduces the material cost of sealing material; Bi-material is all that it is mixed into physical mixed to human body and environmentally friendly material, and the sealing material therefore formed can not work the mischief to the health of testing crew, does not also pollute the environment.
2, sealing material is by lubricating butter and cement mixing is made, wherein, lubrication butter inherently a kind of sealing material, can effectively prevent dust from entering, and cement belongs to powdery inorganic hydraulic cementing materials, there is certain fineness, the sealing material of system is mixed like this by lubrication butter and cement, as long as be not mixed into impurity in guarantee making processes, especially sand grains, the mixture made just has good stopping property and compressive property, therefore, improve closed type and the anti-pressure ability of impermeability test, through test, compressive property can reach more than 1.2Mpa.
3, by lubricating, butter and cement are mixed in proportion to be made sealing material, this kind of sealing material can seal for a long time to be deposited, as long as non-sclerous, just can show enchashment to use, heating is not needed before using, like this, the Sealing period saving concrete impermeability test and the manpower taken, make the seal process of concrete impermeability test easy and simple to handle.In addition, because lubrication butter has good oilness, like this, when die trial is enclosed within concrete impervious test piece, also more laborsaving.
Embodiment
For summary of the invention of the present invention, Characteristic can be understood further, hereby exemplify following examples, and be described in detail as follows:
Concrete impermeability test sealing material, described concrete impermeability test sealing material is the mixture of pasty state, and it is by lubricating butter and cement bi-material is mixed, and the weight percent of lubrication butter and cement is 1:(2.4 ~ 2.6).
Above-mentioned sealing material, the weight percent of described lubrication butter and cement is preferably 1:2.5.
The using method of concrete impermeability test sealing material, comprises the following steps:
S1 will lubricate butter and cement according to 1:(2.4 ~ 2.6) weight percent weigh, bi-material is placed in same container, and hand mixing is even, and form the mixture of pasty state, the mixture of pasty state compares thickness;
Mixture in step 1 is evenly coated in the side of concrete impervious test piece by S2 auxiliary means, and coating thickness is: 1 ~ 3mm;
S3 press device or manually die trial is enclosed within concrete impervious test piece, until die trial bottom surface flushes with the lower surface of concrete impervious test piece;
Die trial is installed on Anti-leakage instrument and tests by S4 together with concrete impervious test piece;
Concrete impervious test piece, after off-test, takes out by S5 from die trial, and mixture sticks on the side of concrete impervious test piece, mixture and concrete impervious test piece is together disposed.
In above-mentioned using method, the weight percent lubricating butter and cement in S1 is preferably: 1:2.5.
In above-mentioned using method, the auxiliary means used in S2 is preferably scraper.
This concrete impermeability test sealing material, has following features:
(1) stopping property and compressive property: because the mixture of pasty state is made up of butter and cement mixing, butter is a kind of sealing material inherently, can effectively prevent dust from entering, to ensure the degree that equipment runs well, cement belongs to powdery inorganic hydraulic cementing materials simultaneously, has certain fineness (general specific surface area > 300m
2/ kg).During by butter and cement Homogeneous phase mixing, as long as ensure not to be mixed into impurity, especially sand grains in making processes, the mixture made just has good stopping property and anti-pressure ability, like this, just improve closed type and the anti-pressure ability of impermeability test, can more than 1.2Mpa be reached through test compressive property.
(2) ease of handling: butter and cement proportionally weigh, then hand mixing is even, and mixture making processes is simple.During sealed test piece, do not need to heat sealing material, only need concrete impervious test piece be lain against on worktable, with scraper, mixture is applied in test specimen side, to external world environment (temperature and humidity) and time not requirement.In process of the test, when after test specimen pressure relief, there is rebound phenomenon few.As there is resilience or test specimen periphery has pressurized water to ooze out phenomenon, as long as smear slightly thin one deck greasy filth again on test specimen original greasy filth surface.
(3) returnability: time on test specimen impervious test mould being enclosed within the mixture having smeared pasty state, because smear layer has certain thickness, therefore the greasy filth extruded inevitably is had at test specimen two ends, the greasy filth be extruded can be recycled in greasy filth basin and reuse.And greasy filth can seal for a long time and deposit, as long as greasy filth is not hard, can smears smoothly, can not test-results be affected.
(4) feature of environmental protection: after cement mixes with butter, because cement is inorganic hydraulic gelling material, therefore after impermeability test, mixture can stick on test specimen, mixture and concrete impervious test piece is together processed, pollution-free.
Claims (5)
1. concrete impermeability test sealing material, it is characterized in that: described concrete impermeability test sealing material is the mixture of pasty state, it is by lubricating butter and cement bi-material is mixed, and the weight percent of lubrication butter and cement is 1:(2.4 ~ 2.6).
2. concrete impermeability test sealing material according to claim 1, is characterized in that: the weight percent of described lubrication butter and cement is 1:2.5.
3. the using method of concrete impermeability test sealing material, is characterized in that, comprises the following steps:
S1 will lubricate butter and cement according to 1:(2.4 ~ 2.6) weight percent weigh, bi-material is placed in same container, and hand mixing is even, forms the mixture of pasty state;
Mixture in step 1 is evenly coated in the side of concrete impervious test piece by S2 auxiliary means, and coating thickness is: 1 ~ 3mm;
S3 press device or manually die trial is enclosed within concrete impervious test piece, until die trial bottom surface flushes with the lower surface of concrete impervious test piece;
Die trial is installed on Anti-leakage instrument and tests by S4 together with concrete impervious test piece;
Concrete impervious test piece, after off-test, takes out by S5 from die trial, and mixture sticks on the side of concrete impervious test piece, mixture and concrete impervious test piece is together disposed.
4. the using method of concrete impermeability test sealing material according to claim 3, is characterized in that: the weight percent lubricating butter and cement in S1 is: 1:2.5.
5. the using method of concrete impermeability test sealing material according to claim 3, is characterized by: the auxiliary means used in S2 is scraper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027032.1A CN105399378A (en) | 2015-12-29 | 2015-12-29 | Sealing material for testing of impermeability of concrete and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027032.1A CN105399378A (en) | 2015-12-29 | 2015-12-29 | Sealing material for testing of impermeability of concrete and application method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105399378A true CN105399378A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511027032.1A Pending CN105399378A (en) | 2015-12-29 | 2015-12-29 | Sealing material for testing of impermeability of concrete and application method thereof |
Country Status (1)
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| CN (1) | CN105399378A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928755A (en) * | 2016-04-20 | 2016-09-07 | 上海建工材料工程有限公司 | Sealing method for impermeability test of concrete |
| CN110104994A (en) * | 2019-05-16 | 2019-08-09 | 广州建设工程质量安全检测中心有限公司 | Modified pitch and the preparation method and application thereof |
| CN111607355A (en) * | 2020-06-30 | 2020-09-01 | 六安市共鑫道路材料有限公司 | Special sealing material for asphalt pavement water seepage detection and preparation method thereof |
| CN114323872A (en) * | 2018-11-12 | 2022-04-12 | 上海凯顿百森建筑材料科技发展有限公司 | Method for cold sealing mortar test piece |
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| CN105181548A (en) * | 2015-08-19 | 2015-12-23 | 新疆农业大学 | Sealing material for concrete impermeability tests and test method thereof |
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2015
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Patent Citations (6)
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| CN101666736A (en) * | 2009-09-25 | 2010-03-10 | 东南大学 | Impermeability test method for concrete |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928755A (en) * | 2016-04-20 | 2016-09-07 | 上海建工材料工程有限公司 | Sealing method for impermeability test of concrete |
| CN114323872A (en) * | 2018-11-12 | 2022-04-12 | 上海凯顿百森建筑材料科技发展有限公司 | Method for cold sealing mortar test piece |
| CN110104994A (en) * | 2019-05-16 | 2019-08-09 | 广州建设工程质量安全检测中心有限公司 | Modified pitch and the preparation method and application thereof |
| CN111607355A (en) * | 2020-06-30 | 2020-09-01 | 六安市共鑫道路材料有限公司 | Special sealing material for asphalt pavement water seepage detection and preparation method thereof |
| CN111607355B (en) * | 2020-06-30 | 2021-10-01 | 六安市共鑫道路材料有限公司 | Special sealing material for asphalt pavement water seepage detection and preparation method thereof |
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Application publication date: 20160316 |