CN113155557A - Waterproof coiled material seam water impermeability detection method - Google Patents
Waterproof coiled material seam water impermeability detection method Download PDFInfo
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- CN113155557A CN113155557A CN202110109995.5A CN202110109995A CN113155557A CN 113155557 A CN113155557 A CN 113155557A CN 202110109995 A CN202110109995 A CN 202110109995A CN 113155557 A CN113155557 A CN 113155557A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 239000000463 material Substances 0.000 title claims abstract description 48
- 238000012360 testing method Methods 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims description 15
- 239000000945 filler Substances 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 description 9
- 239000012528 membrane Substances 0.000 description 4
- 238000004078 waterproofing Methods 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/30—Landfill technologies aiming to mitigate methane emissions
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to a waterproof coiled material seam water impermeability detection method, which comprises the following steps: s1, preparing a sample; s2, mounting a sample; and S3, detecting the sample. According to the invention, on the premise that the lap joint can be subjected to waterproof performance detection, the lap joint is covered by the slotted groove, pressure is further concentrated to the joint corresponding to the whole slotted groove, so that the uniform pressure of a coiled material at the position of the lap joint to be detected is ensured, the accuracy of a detection result is improved, and meanwhile, the test piece is positioned flatly by eliminating the molding of a sample with the height difference after being lapped and combining the support of an anti-sinking bracket or cushion block, so that the accuracy of the detection result is further improved.
Description
Technical Field
The invention belongs to the field of waterproof coiled material detection, and particularly relates to a waterproof coiled material seam impermeability detection method.
Background
As is known, a waterproof roll is different from a waterproof coating, and in actual use, a complete waterproof layer can be formed on a plane only by overlapping the roll and the roll one by one, so that a building main body is protected from being damaged by external water.
The web-to-web overlap is then also a high incidence of leakage. Aiming at whether the lapping of the coiled material and the coiled material is effective, the coiled material product standard in China generally adopts a 'testing method of joint peeling strength' (the asphalt waterproof coiled material is shown in the standards of GB 18242 + 2008 'elastomer modified asphalt waterproof coiled material' and the like, and the polymer waterproof coiled material is shown in GB 12952 + 2011 'polyvinyl chloride (PVC) waterproof coiled material'), and the method only can reflect the bonding performance of the lapping part of the coiled material and cannot reflect the water permeability resistance of the lapping part.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a brand-new waterproof roll seam water impermeability detection method.
In order to solve the technical problems, the invention adopts the following technical scheme:
a waterproof coiled material seam water impermeability detection method comprises the following steps:
s1 preparation of sample
Firstly, cutting two rectangular waterproof coiled materials with the same shape and size, and vertically lapping the two rectangular waterproof coiled materials from the side edges in the length or width direction in an aligned mode, wherein an upper notch is formed in the upper surface of the lapped coiled material, a lower notch is formed in the lower surface of the lapped coiled material, and the width of a lap joint formed at the lapping position is 70-120 mm; then, filling and leveling the upper gap and the lower gap by adopting fillers, and placing the upper gap and the lower gap for 24 +/-1 h at the temperature of 23 +/-2 ℃ to finish the manufacture of the sample;
s2 mounting of sample
Taking out the test sample in the S1, covering the test piece on an opening of a water permeable disc of a water impermeability instrument, enabling a seam part of the test piece to be positioned in the middle of the water permeable disc, simultaneously supporting the test piece on the upstream surface of the test piece by adopting an anti-sinking bracket or cushion block, then pressing the test piece on the water permeable disc by adopting a cover plate, wherein a plurality of slotted grooves are formed in the middle of the cover plate, each slotted groove is intersected with a lap joint, and the length of each slotted groove covers the width of the corresponding section below the slotted groove;
s3 detection of sample
After a sample is installed, filling water and evacuating air between a permeable disc and the upstream surface of the sample, adjusting the water pressure to 0.1-0.6 MPa according to the detection requirement, keeping the water pressure for 120 +/-10 min, observing whether water is emitted from a slit groove in the test process, and if water is emitted, indicating that the water impermeability of the seam of the waterproof coiled material is unqualified; if no water emerges, the waterproof property of the waterproof roll seam is qualified.
Preferably, in S1, the waterproofing membrane is overlapped by gluing, self-adhering or welding, etc. according to the construction requirement of the waterproofing membrane, and a lap seam is formed.
Further, while the web lap joint is performed, it is necessary to roll back and forth along the length of the lap seam with a press roll.
In this example, the length of the press roll is 50 to 60mm, and the pressure applied to the lap seam is maintained at 20 to 50N. In this way, the bonding effect is ensured by the mode of back and forth rolling.
According to a specific embodiment and preferred aspect of the present invention, in S1, the filler is a coating silica gel layer or a pasting coil material, and the sample to be measured is made to have a uniform thickness. Therefore, the stress balance can be ensured, and the accuracy of the detection result is improved.
According to still another embodiment and preferred aspect of the present invention, in S2, there are three of the open grooves in the cover sheet, wherein each of the open grooves extends along a width direction of the lap seam and is uniformly spaced apart in a length direction of the corresponding lap seam. This enables more accurate acquisition of the detection information.
Preferably, the bottom edge of each slotted groove is chamfered, and the length of each slotted groove is equal to and greater than or equal to the width of the lap seam. The chamfer is mainly used for preventing the coil from being damaged due to the slotted groove when the seam is subjected to water pressure, so that the detection result has deviation.
In addition, a slot penetrating consistent with the length direction of the lap joint is formed in the cover plate, the slot penetrating is vertically penetrated through the slotted groove, an inserting plate is arranged in the slot penetrating of the cover plate, inserting holes which are consistent with the slotted groove in the extending direction and are in one-to-one correspondence with the slotted groove are formed in the inserting plate, and when the inserting plate moves and adjusts along the length direction of the lap joint, the inserting holes and the slotted groove are staggered relatively and coincide relatively to form a detection seam. The detection seam with adjustable width meets the detection requirements of different coiled materials, and the limit impermeability of the lap seam is further judged.
Preferably, the width of the detection slit is less than or equal to 20 mm.
Furthermore, the water permeable disc is rectangular, and four corners of the water permeable disc are designed to be round corners; the periphery of the cover plate and the permeable disk is connected in a sealing mode through a sealing ring, and the anti-sinking support or cushion block can be used for flatly supporting the sample from the lap joint. By the design, the accuracy of the detection result can be improved.
Due to the implementation of the technical scheme, compared with the prior art, the invention has the following advantages:
according to the invention, on the premise that the lap joint can be subjected to waterproof performance detection, the lap joint is covered by the slotted groove, pressure is further concentrated to the joint corresponding to the whole slotted groove, so that the uniform pressure of a coiled material at the position of the lap joint to be detected is ensured, the accuracy of a detection result is improved, and meanwhile, the test piece is positioned flatly by eliminating the molding of a sample with the height difference after being lapped and combining the support of an anti-sinking bracket or cushion block, so that the accuracy of the detection result is further improved.
Detailed Description
In order that the above-recited objects, features and advantages of the present application may be more fully understood, numerous specific details are set forth in the following description in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
The waterproof coiled material seam water impermeability detection method according to the embodiment mainly comprises three parts, S1, manufacturing a sample; s2, mounting a sample; and S3, detecting the sample.
Specifically, S1, sample preparation: firstly, cutting two rectangular waterproof coiled materials with the same shape and size, and vertically lapping the two rectangular waterproof coiled materials from the side edges in the length or width direction in an aligned mode, wherein an upper notch is formed in the upper surface of the lapped coiled material, a lower notch is formed in the lower surface of the lapped coiled material, and the width of a lap joint formed at the lapping position is 70-120 mm; and then, filling and leveling the upper gap and the lower gap by using fillers respectively, and placing the mixture for 24 +/-1 h at the temperature of 23 +/-2 ℃ to finish the preparation of the sample.
In this example, two waterproofing membranes were cut first, length × width: 300mm x 400mm, and the lap joint was performed from the width direction, the lap joint surface size was 300mm x 100 mm.
Meanwhile, the lap joint mode is welding (hot welding and the like), and meanwhile, the compression roller with the self weight of 2kg and the length of 50mm is adopted to roll and weld the seam back and forth, so that the two coiled materials are stably bonded, and the bonding force is relatively uniform.
Specifically, a coated silica gel layer is used as a filler to fill and level the corresponding upper and lower gaps, so as to prepare a test sample with uniform thickness. Therefore, the stress balance can be ensured, and the accuracy of the detection result is improved.
In this example, the lapped sample was left at 22 ℃ for 24 hours and had a length X width of 300mm X300 mm.
S2, installation of the sample: taking out the test sample in the S1, covering the test piece with the opening of a permeable disk of the water impermeability instrument, enabling the joint part of the test piece to be positioned in the middle of the permeable disk, simultaneously supporting the test piece on the upstream surface by adopting an anti-sinking bracket or cushion block, then pressing the test piece on the permeable disk by adopting a cover plate, wherein the middle of the cover plate is formed with a plurality of slotted grooves, each slotted groove is perpendicular to the lap joint, and the length of each slotted groove covers the section corresponding to the lower part of the lap joint.
Specifically, the number of the slotted grooves in the cover plate is three, wherein each slotted groove extends along the width direction of the lap joint and is uniformly distributed at intervals in the length direction of the corresponding lap joint. This enables more accurate acquisition of the detection information.
The edge of the bottom of each slotted groove forms a chamfer, in the embodiment, the chamfer is a fillet, and the diameter of the fillet is 0.5 mm. The chamfer is mainly used for preventing the coiled material from being damaged due to the slotted groove when the seam is under water pressure, so that the detection result has deviation.
The length of each slotted groove is equal, in this example, the length of the slotted groove is 110 mm.
The lap joint detection device is characterized in that a slot penetrating consistent with the length direction of the lap joint is formed in the cover plate, the slot penetrating is formed in the upper portion and the lower portion of the slotted groove, an inserting plate is arranged in the slot penetrating of the cover plate, an extending direction and inserting holes which are consistent with the slotted groove and are arranged in one-to-one correspondence with the slotted groove are formed in the inserting plate, and when the inserting plate moves and adjusts along the length direction of the lap joint, the inserting holes and the slotted groove are staggered relatively and coincide relatively to form a detection seam. Here, the ultimate water impermeability of the lap seam is further judged by means of a detection seam of adjustable width to meet the detection requirements of different webs.
In this example, the width of the detection seam is 5mm, and it should be noted that the waterproof performance detection of different lap seam coiled materials is satisfied along with the change of the width of the detection seam.
Specifically, the dish inner chamber size of permeating water is 270mm square, and permeates water and coil degree of depth 6mm, and the four corners is the fillet design, so, the gasket of easy to assemble.
Because the waterproof test piece of seam is bigger than ordinary waterproof test piece size, and the dead weight is also bigger after the overlap joint, and waterproofing membrane itself is flexible material, consequently, for preventing that the test piece from sinking and collapsing because of the dead weight after installing on waterproof appearance, do some stainless steel supports or cushion in the dish of permeating water, the support can be fixed in the intermediate position of every dish of permeating water of waterproof appearance, plays the operation of support test piece before the experiment, after the experiment begins and the pressurization test, then the support no longer plays any effect. In this example, the height of the stand is 6 mm.
The material of apron is the stereoplasm stainless steel, and the apron matches with the dish size of permeating water on the appearance of permeating water, and the size is about 360mm x 6mm (length x width x height), and it should be mutually perpendicular with the overlap joint of coiled material test piece to notice the slotted groove during the installation.
In this case, the cover plate is detachably screwed to the water permeable disk of the water impermeability instrument by means of screws or bolts.
Meanwhile, the number of the slotted grooves in the cover plate is three, wherein each slotted groove extends along the width direction of the lap joint and is uniformly distributed at intervals in the length direction of the corresponding lap joint. This enables more accurate acquisition of the detection information.
The edge of the bottom of each slotted groove forms a chamfer, in the embodiment, the chamfer is a fillet, and the diameter of the fillet is 0.5 mm. The chamfer is mainly used for preventing the coiled material from being damaged due to the slotted groove when the seam is under water pressure, so that the detection result has deviation.
The length of each slotted groove is equal, in this example, the length of the slotted groove is 110 mm.
The lap joint detection device is characterized in that a slot penetrating consistent with the length direction of the lap joint is formed in the cover plate, the slot penetrating is formed in the upper portion and the lower portion of the slotted groove, an inserting plate is arranged in the slot penetrating of the cover plate, an extending direction and inserting holes which are consistent with the slotted groove and are arranged in one-to-one correspondence with the slotted groove are formed in the inserting plate, and when the inserting plate moves and adjusts along the length direction of the lap joint, the inserting holes and the slotted groove are staggered relatively and coincide relatively to form a detection seam. Here, the ultimate water impermeability of the lap seam is further judged by means of a detection seam of adjustable width to meet the detection requirements of different webs.
In this example, the width of the detection seam is 5mm, and it should be noted that the waterproof performance detection of different lap seam coiled materials is satisfied along with the change of the width of the detection seam.
S3, detection of the sample: after the sample is sealed and positioned, filling water and evacuating air between the water permeable disc and the upstream surface of the test piece, adjusting the water pressure to 0.3MPa according to the detection requirement, keeping the water pressure for 120 +/-2 min, observing whether water is emitted from the detection seam in the test process, and if water is emitted, indicating that the water impermeability of the seam of the waterproof roll is unqualified; if no water emerges, the waterproof property of the waterproof roll seam is qualified.
Meanwhile, it should be noted that, under the condition that the width of the detection seam gradually increases and the width of the detection seam is not changed, if no water emerges in the detection state of gradually increasing the width, the waterproof capability of the waterproof roll seam is stronger.
Therefore, the present embodiment has the following advantages:
1. through the implementation of the steps, whether water emerges from the detection seam or not in the test process is observed, and if the water emerges, the water impermeability of the waterproof roll seam is unqualified; if no water emerges, the waterproof property of the seam of the waterproof roll is qualified, so that the waterproof property of the lap joint part can be accurately and quickly reflected;
2. the lap joints are covered by the slotted grooves, pressure is further concentrated to the joints corresponding to the whole slotted grooves, so that the uniform pressure of coiled materials at the positions of the to-be-detected lap joints is ensured, the accuracy of detection results is improved, meanwhile, the sample forming of height difference after the lap joints is eliminated, and the support of anti-sinking supports or cushion blocks is combined, so that the test piece is positioned flatly, and the accuracy of the detection results is further improved;
3. through the detection seam of adjusting different width, satisfy the detection needs of different model overlap joint coiled materials on the one hand, on the other hand can obtain the impervious width that corresponds of overlap joint coiled material limit through changing the detection seam size, and then the judgement of the impervious ability power of the coiled material of different coiled materials, different overlap joint width of statistics of being convenient for.
The present invention has been described in detail in order to enable those skilled in the art to understand the invention and to practice it, and it is not intended to limit the scope of the invention, and all equivalent changes and modifications made according to the spirit of the present invention should be covered by the present invention.
Claims (10)
1. A waterproof coiled material seam impermeability detection method is characterized in that: the method comprises the following steps:
s1 preparation of sample
Firstly, cutting two rectangular waterproof coiled materials with the same shape and size, and vertically lapping the two rectangular waterproof coiled materials from the side edges in the length or width direction in an aligned mode, wherein an upper notch is formed in the upper surface of the lapped coiled material, a lower notch is formed in the lower surface of the lapped coiled material, and the width of a lap joint formed at the lapping position is 70-120 mm; then, filling and leveling the upper gap and the lower gap by adopting fillers, and placing the upper gap and the lower gap for 24 +/-1 h at the temperature of 23 +/-2 ℃ to finish the manufacture of the sample;
s2 mounting of sample
Taking out the test sample in the S1, covering the test piece on an opening of a water permeable disc of a water impermeability instrument, enabling a seam part of the test piece to be positioned in the middle of the water permeable disc, simultaneously supporting the test piece on the upstream surface of the test piece by adopting an anti-sinking bracket or cushion block, then pressing the test piece on the water permeable disc by adopting a cover plate, wherein a plurality of slotted grooves are formed in the middle of the cover plate, each slotted groove is intersected with the lap joint, and the length of each slotted groove covers the width of the corresponding section below the slotted groove;
s3 detection of sample
After a sample is installed, filling water and evacuating air between a permeable disc and the upstream surface of the sample, adjusting the water pressure to 0.1-0.6 MPa according to the detection requirement, keeping the water pressure for 120 +/-10 min, observing whether water is emitted from a slit groove in the test process, and if water is emitted, indicating that the water impermeability of the seam of the waterproof coiled material is unqualified; if no water emerges, the waterproof property of the waterproof roll seam is qualified.
2. The method for detecting the water impermeability of a waterproof roll seam according to claim 1, wherein: in S1, according to the construction requirement of the waterproof roll, the waterproof roll is lapped by gluing, self-adhering or welding, and a lap seam is formed.
3. The method for detecting the water impermeability of a waterproof roll seam according to claim 2, wherein: while the lap joint of the webs is performed, it is necessary to roll back and forth along the length of the lap seam using a press roll.
4. The method for detecting the water impermeability of a waterproof roll seam according to claim 3, wherein: the length of the compression roller is 50-60 mm, and the pressure applied to the lap seam is kept at 20-50N.
5. The method for detecting the water impermeability of a waterproof roll seam according to claim 1, 2, 3 or 4, characterized in that: in S1, the filler is a coating silica gel layer or a pasting coil material, and the sample to be measured is made to be uniform in thickness.
6. The method for detecting the water impermeability of a waterproof roll seam according to claim 1, wherein: at S2, there are three slit grooves on the cover plate, wherein each slit groove extends along the width direction of the lap seam and is evenly distributed at intervals corresponding to the length direction of the lap seam.
7. The method for detecting the water impermeability of a waterproof roll seam according to claim 6, wherein: and a chamfer is formed at the edge of the bottom of each slotted groove, and the length of each slotted groove is equal to and is more than or equal to the width of the lap joint.
8. The method for detecting the water impermeability of a waterproof roll seam according to claim 6, wherein: be formed with in the apron with the unanimous slot of wearing of lap joint length direction, run through from top to bottom in the slot of slotting wear the slot, and be in be equipped with the inserted sheet board in the slot of wearing of apron, wherein be formed with on the inserted sheet board extending direction with the slot unanimous and with the inserted sheet hole that the slot one-to-one set up, and the inserted sheet board along when the adjustment is removed to lap joint length direction, the inserted sheet hole with the slot staggers relatively and relative coincidence forms the detection seam.
9. The method for detecting the water impermeability of a waterproof roll seam according to claim 8, wherein: the width of the detection slit is less than or equal to 20 mm.
10. The method for detecting the water impermeability of a waterproof roll seam according to claim 1, wherein: the water permeable disc is rectangular, and four corners of the water permeable disc are designed to be round corners; the periphery of the cover plate and the permeable disc is connected in a sealing mode through a sealing ring, and the anti-sinking support or the cushion block can prop the sample flat from the lap joint.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310447493.2A CN116429661A (en) | 2021-01-27 | 2021-01-27 | Waterproof roll seam water tightness detection method capable of eliminating height difference after lap joint |
| CN202110109995.5A CN113155557B (en) | 2021-01-27 | 2021-01-27 | Waterproof coiled material seam water impermeability detection method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110109995.5A CN113155557B (en) | 2021-01-27 | 2021-01-27 | Waterproof coiled material seam water impermeability detection method |
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| CN202310447493.2A Division CN116429661A (en) | 2021-01-27 | 2021-01-27 | Waterproof roll seam water tightness detection method capable of eliminating height difference after lap joint |
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| CN113155557A true CN113155557A (en) | 2021-07-23 |
| CN113155557B CN113155557B (en) | 2023-04-11 |
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| CN202110109995.5A Active CN113155557B (en) | 2021-01-27 | 2021-01-27 | Waterproof coiled material seam water impermeability detection method |
| CN202310447493.2A Pending CN116429661A (en) | 2021-01-27 | 2021-01-27 | Waterproof roll seam water tightness detection method capable of eliminating height difference after lap joint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113960104A (en) * | 2021-09-10 | 2022-01-21 | 中国建材检验认证集团苏州有限公司 | Method for testing application performance of waterproof coiled material seam part |
| CN114460123A (en) * | 2021-12-30 | 2022-05-10 | 深圳市卓宝科技股份有限公司 | Method for testing thermal deformation of lap joint of waterproof roll |
| CN115078218A (en) * | 2022-06-29 | 2022-09-20 | 江苏莱德建材股份有限公司 | Instrument and method for detecting water permeability of enhanced coiled material in polyester fiber fabric |
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- 2021-01-27 CN CN202310447493.2A patent/CN116429661A/en active Pending
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| CN106226220A (en) * | 2016-08-17 | 2016-12-14 | 山东安之源防水材料有限公司 | A kind of detection method of the leakage-proof performance of waterproof roll |
| CN206523408U (en) * | 2017-01-19 | 2017-09-26 | 武汉中和工程技术有限公司 | A kind of waterproof roll water proof apparatus |
| CN207051156U (en) * | 2017-07-28 | 2018-02-27 | 天津雍阳建设工程质量检测中心 | A kind of waterproof roll impermeability detection device |
| CN211122444U (en) * | 2019-08-26 | 2020-07-28 | 郑州市科瑞建设工程检测有限公司 | Waterproof instrument capable of sealing waterproof rolls with different thicknesses under same pressure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113960104A (en) * | 2021-09-10 | 2022-01-21 | 中国建材检验认证集团苏州有限公司 | Method for testing application performance of waterproof coiled material seam part |
| CN113960104B (en) * | 2021-09-10 | 2024-04-30 | 中国建材检验认证集团苏州有限公司 | Test method for application performance of joint part of waterproof coiled material |
| CN114460123A (en) * | 2021-12-30 | 2022-05-10 | 深圳市卓宝科技股份有限公司 | Method for testing thermal deformation of lap joint of waterproof roll |
| CN114460123B (en) * | 2021-12-30 | 2024-04-02 | 深圳市卓宝科技股份有限公司 | Test method for thermal deformation of lap joint of waterproof coiled material |
| CN115078218A (en) * | 2022-06-29 | 2022-09-20 | 江苏莱德建材股份有限公司 | Instrument and method for detecting water permeability of enhanced coiled material in polyester fiber fabric |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116429661A (en) | 2023-07-14 |
| CN113155557B (en) | 2023-04-11 |
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