CN212001695U - Outer wall waterproof construction - Google Patents
Outer wall waterproof construction Download PDFInfo
- Publication number
- CN212001695U CN212001695U CN201922049007.3U CN201922049007U CN212001695U CN 212001695 U CN212001695 U CN 212001695U CN 201922049007 U CN201922049007 U CN 201922049007U CN 212001695 U CN212001695 U CN 212001695U
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- wall
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- filling
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- 238000010276 construction Methods 0.000 title claims abstract description 47
- 239000010410 layer Substances 0.000 claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000012790 adhesive layer Substances 0.000 claims abstract description 23
- 238000004078 waterproofing Methods 0.000 claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 15
- 239000011241 protective layer Substances 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 239000003365 glass fiber Substances 0.000 claims description 27
- 239000004744 fabric Substances 0.000 claims description 26
- 239000004570 mortar (masonry) Substances 0.000 claims description 17
- 239000011414 polymer cement Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000002313 adhesive film Substances 0.000 claims description 8
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 229920002521 macromolecule Polymers 0.000 claims description 2
- 238000000576 coating method Methods 0.000 description 17
- 239000011248 coating agent Substances 0.000 description 16
- 239000002585 base Substances 0.000 description 9
- 210000001503 joint Anatomy 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- 238000005507 spraying Methods 0.000 description 6
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- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
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Abstract
A waterproof structure of an outer wall comprises the outer wall, wherein the outer wall comprises a construction joint in the horizontal direction and a deformation joint in the vertical direction, a first leveling layer is arranged on the surface of the outer wall, a reinforcing layer is respectively arranged on the position, right facing the construction joint, of the surface of the first leveling layer, and a second leveling layer is arranged on the surface of the reinforcing layer; the surface of the second leveling layer is coated with an adhesive layer, a waterproof coiled material is bonded on the surface of the adhesive layer, and the surface of the adhesive layer is in lap joint with the waterproof coiled material at the construction joint and the surface of the adhesive layer is in lap joint with the waterproof coiled material at the deformation joint; the surface of waterproofing membrane is provided with the protective layer, offers the recess on the one side of keeping away from first flat bed of filling out at the outer wall, and the recess is located movement joint department, and fixedly connected with water receiving box in the recess, the one side that first flat bed of filling out was kept away from to the water receiving box and the one side that first flat bed of filling out was kept away from to the outer wall flush.
Description
Technical Field
The utility model belongs to the technical field of waterproof technique and specifically relates to an outer wall waterproof construction is related to.
Background
In the building engineering, the outer wall of a building plays a role in bearing, deformation is often generated under the action of external factors, cracking and even damage are caused, and deformation joints are reserved on the outer wall aiming at the condition; due to the limitation of the construction process, the concrete structure forms a construction joint between the concrete of the layer and the concrete of the previous layer due to layered pouring. Joints such as deformation joints and construction joints seriously affect the waterproofness of the outer wall.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an outer wall waterproof construction optimizes the waterproof construction of movement joint and construction joint department, has effectively improved the water-proof effects of outer wall.
A waterproof structure of an outer wall comprises the outer wall, wherein the outer wall comprises a construction joint in the horizontal direction and a deformation joint in the vertical direction, a first leveling layer is arranged on the surface of the outer wall, a reinforcing layer is respectively arranged on the position, right facing the construction joint, of the surface of the first leveling layer, and a second leveling layer is arranged on the surface of the reinforcing layer;
the surface of the second leveling layer is coated with an adhesive layer, a waterproof coiled material is bonded on the surface of the adhesive layer, and the surface of the adhesive layer is in lap joint with the waterproof coiled material at the construction joint and the surface of the adhesive layer is in lap joint with the waterproof coiled material at the deformation joint; the surface of waterproofing membrane is provided with the protective layer, offers the recess on the one side of keeping away from first flat bed of filling out at the outer wall, and the recess is located movement joint department, and fixedly connected with water receiving box in the recess, the one side that first flat bed of filling out was kept away from to the water receiving box and the one side that first flat bed of filling out was kept away from to the outer wall flush.
By adopting the technical scheme, the polymer cement waterproof mortar is sprayed on the surface of the outer wall to be used as the first leveling layer for leveling the surface of the outer wall, and meanwhile, the polymer cement waterproof mortar is used for bonding the glass fiber gridding cloth to reinforce the strength of the first leveling layer, and then the second leveling layer is sprayed on the surface of the glass fiber gridding cloth, so that the gridding on the surface of the glass fiber gridding cloth is uneven, and the polymer cement waterproof mortar is favorably adhered and solidified; glass fiber mesh fabrics are respectively arranged on the surface of the first filling and leveling layer, which is opposite to the construction joint and the deformation joint, so that the waterproof strength of the two parts is improved; after leveling, spraying an adhesive layer on the surface of the waterproof coiled material, attaching the waterproof coiled material, and further improving the waterproof strength of two waterproof coiled materials in a way that the surface of the adhesive layer is opposite to a construction joint and a deformation joint; the protective layer plays the function of protection waterproofing membrane, prevents that waterproofing membrane from contacting external environment, reduces its life.
The utility model discloses further set up to: the first filling and leveling layer and the second filling and leveling layer are made of polymer cement waterproof mortar.
By adopting the technical scheme, the polymer cement waterproof mortar has good compactness, and the firmness and compactness of the first filling and leveling layer and the second filling and leveling layer are ensured.
The utility model discloses further set up to: the reinforcing layer is glass fiber gridding cloth.
By adopting the technical scheme, the glass fiber mesh cloth is formed by weaving glass fiber mesh cloth as a base material by using medium-alkali or alkali-free glass fiber yarns as raw materials and then drying the glass fiber mesh cloth coated with acrylic acid copolymerization liquid, and has the characteristics of stable structure, high strength, good alkali resistance, corrosion resistance, crack resistance and the like, the reinforcing effect is optimal, and the construction is simple.
The utility model discloses further set up to: the waterproof roll is a high-molecular self-adhesive film waterproof roll.
By adopting the technical scheme, the high-polymer self-adhesive film waterproof roll has good seepage-proofing effect.
The utility model discloses further set up to: a water stop steel plate is arranged in the construction joint;
the water stop steel plate is vertical, and two ends of the water stop steel plate are respectively fixed in the outer wall.
By adopting the technical scheme, the seepage-proofing strength of the construction joint is further improved.
The utility model discloses further set up to: a lap joint adhesive tape is connected between the adjacent waterproof coiled materials;
the lapping adhesive tapes are lapped and bonded with the waterproof roll respectively.
Through adopting above-mentioned technical scheme, provide a waterproofing membrane's connected mode, guarantee the waterproof performance of two waterproofing membrane's the connection position.
The utility model discloses further set up to: the protective layer is a polystyrene board protective layer.
Through adopting above-mentioned technical scheme, guarantee waterproofing membrane's life.
The utility model discloses further set up to: a joint filling plate and a water stop are arranged in the deformation joint, the water stop penetrates through the joint filling plate, and two ends of the water stop are respectively fixed in the outer wall;
and sealing paste is arranged at the end parts of the joint filling plates, which are close to the two sides of the outer wall.
Through adopting above-mentioned technical scheme, leave the movement joint between the adjacent outer wall, provide the waterproof sealing mode of a movement joint.
To sum up, the utility model discloses a beneficial technological effect does:
1. spraying polymer cement waterproof mortar on the surface of the outer wall to be used as a first leveling layer for leveling the surface of the outer wall, and simultaneously being used for bonding glass fiber gridding cloth to reinforce the strength of the first leveling layer, and then spraying a second leveling layer on the surface of the glass fiber gridding cloth, wherein the gridding on the surface of the glass fiber gridding cloth is uneven, so that the polymer cement waterproof mortar is favorably adhered and solidified; glass fiber mesh fabrics are respectively arranged on the surface of the first filling and leveling layer, which is opposite to the construction joint and the deformation joint, so that the waterproof strength of the two parts is improved; after leveling, spraying an adhesive layer on the surface of the waterproof coiled material, attaching the waterproof coiled material, and further improving the waterproof strength of two waterproof coiled materials in a way that the surface of the adhesive layer is opposite to a construction joint and a deformation joint; the protective layer plays the function of protection waterproofing membrane, prevents that waterproofing membrane from contacting external environment, reduces its life.
2. The first leveling layer and the second leveling layer are made of polymer cement waterproof mortar, so that the compactness is good, and the firmness and compactness of the first leveling layer and the second leveling layer are guaranteed.
3. Be provided with joint strip and waterstop in the movement joint, the waterstop runs through joint strip and both ends are fixed respectively in the outer wall, and the tip that the joint strip is close to the outer wall both sides is provided with the sealant, guarantees the waterproof sealing nature of movement joint.
Drawings
Fig. 1 is a schematic structural view of a construction joint of an external wall waterproof structure provided by the present invention;
FIG. 2 is a schematic view of a deformation joint structure of a waterproof structure for an exterior wall according to the present invention;
fig. 3 is a schematic connection diagram of the waterproofing membrane of the outer wall waterproofing structure provided by the utility model.
In the figure, 101, an outer wall; 102. constructing a joint; 103. a water stop steel plate; 104. a first filling and leveling layer; 105. glass fiber mesh cloth; 106. a second filling and leveling layer; 107. an adhesive layer; 108. waterproof coiled materials; 109. a polystyrene board protective layer; 110. overlapping the adhesive tapes; 201. deformation joints; 202. a joint filling plate; 203. sealing paste; 204. a water stop; 205. a water receiving box.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model aims at providing an outer wall waterproof construction optimizes the waterproof construction of movement joint 201 and construction joint 102 department, has effectively improved the water-proof effects of outer wall 101.
Referring to fig. 1 and 2, in order to disclose an outer wall waterproof structure of the present invention, an outer wall 101 includes a construction joint 102 and a deformation joint 201. When the outer wall 101 is poured, sectional pouring is needed due to design requirements or construction, a joint surface exists between the first poured concrete and the later poured concrete due to the fact that the initial setting time of the first poured concrete is longer than the initial setting time, the joint surface is a construction joint 102, a water stop steel plate 103 is arranged in the construction joint 102, the vertical ends of the water stop steel plate are respectively fixed in the outer wall 101, and the seepage-proofing strength of the construction joint 102 is improved.
Referring to fig. 2, deformation joints 201 are reserved between adjacent outer walls 101, and the outer walls 101 are deformed frequently under the action of external factors to cause cracking or even damage, so that the deformation joints 201 reserved for the condition prevent the outer walls 101 from deforming, cracking or damaging. A joint filling plate 202 and a water stop 204 are arranged in the deformation joint 201, the water stop 204 penetrates through the joint filling plate 202, two ends of the water stop 204 are respectively fixed in the outer wall 101, and the water stop 204 is perpendicular to the joint filling plate 202. The joint filling plate 202 is made of low-foaming high-density closed-cell polyethylene foam plastics, the water stop belt 204 is made of steel-edged rubber water stop belt 204, and the central hole of the water stop belt 204 is in a form that the geometric extensible length is not less than 40 mm. The end parts of the joint filling plate 202 close to the two sides of the outer wall 101 are provided with sealing paste 203, the sealing paste 203 is two-component polysulfide sealing paste 203, sealing of the two ends is guaranteed, and further the waterproof performance of the deformation joint 201 of the outer wall 101 is improved. A water receiving box 205 is installed on the deformation joint 201 close to the inner side of the outer wall 101 and used for draining water and preventing water from penetrating and damaging the outer wall 101.
Referring to fig. 1 and 2, polymer cement waterproof mortar is sprayed on the surface of the outer wall 101, the polymer cement waterproof mortar has good compactness, is used as a first filling and leveling layer 104 to level the surface of the outer wall 101, is used for bonding a glass fiber mesh fabric 105, reinforces the strength of the first filling and leveling layer 104, and is sprayed on the surface of the glass fiber mesh fabric 105, the meshes on the surface of the glass fiber mesh fabric 105 are uneven, and is favorable for the polymer cement waterproof mortar to be adhered and solidified; glass fiber mesh cloth 105 is respectively arranged on the surface of the first filling and leveling layer 104, which is opposite to the construction joint 102 and the deformation joint 201, so that the waterproof strength of the two parts is improved; after leveling, an adhesive layer 107 is sprayed on the surface of the adhesive layer, a waterproof coiled material 108 is adhered on the surface of the adhesive layer, the waterproof coiled material 108 is a high-molecular self-adhesive film waterproof coiled material 108, the surface of the adhesive layer 107 is opposite to the construction joint 102 and the deformation joint 201, and the two waterproof coiled materials 108 are lapped with each other, so that the waterproof strength of the two positions is further improved; the protective layer adopts a polystyrene board protective layer 109, which plays a role of protecting the waterproof roll 108, prevents the waterproof roll 108 from contacting the external environment and reduces the service life of the waterproof roll. The glass fiber mesh cloth 105 is formed by weaving medium-alkali or alkali-free glass fiber yarns as a raw material into glass fiber mesh cloth as a base material and coating acrylic acid copolymer liquid for drying, has the characteristics of stable structure, high strength, good alkali resistance, corrosion resistance, crack resistance and the like, and has excellent reinforcing effect when being used as a reinforcing layer of the outer wall 101.
Referring to fig. 1 and 3, expand naturally on gluing agent layer 107 surface, hang loosely and spread waterproofing membrane 108, the tip overlap area of adjacent waterproofing membrane 108 will stagger each other, lay along vertical, waterproofing membrane 108 is along same direction from one end, progressively advance, overlap area bit width 80mm self-adhesive film each other on two coiled material long edges, dip in the cleaner with clean cotton yarn before the overlap joint and wipe out and treat overlap area coiled material surface stain earlier, it is in the same place to take off two coiled materials bonding of barrier film, need later with the power roll-in can guarantee good overlap joint, also can adopt hot-blast welding. Here, adjacent waterproofing rolls 108 may be connected by a splicing tape 110. The overlap joint position adopts the self-adhesive film waterproofing membrane 108 (tectorial membrane) of same material to spread in advance in minor face overlap joint position 200mm, smears a coiled material overlap joint 100mm, clears up the coiled material lower surface, uncovers following coiled material from taking the barrier film, adopts compression roller compaction overlap joint district, and another side coiled material overlap joint is accomplished to the same way, and the intensity and the water-proof effects of assurance junction can.
The utility model provides an outer wall waterproof construction, its construction process flow is:
construction preparation → base cleaning → detail additional treatment → coating polymer cement waterproof mortar → paving waterproof coiled material → coiled material welding → inspection and acceptance.
Clearing a base layer:
the base layer should be solid, flat, dustless, free of oil stain, dry, cleaned and cleaned before construction, and blown clean by a dust collector or a high-pressure dust blower when necessary.
Secondly, polymer cement waterproof mortar construction:
(1) cleaning a base layer: the proper tools are selected to clean the base layer without floating dust, sundries and open water.
(2) Preparing materials on site according to the mixture ratio: powder lot: liquid =4: 1.
(3) Detail additional processing: and a layer of glass fiber mesh cloth is added at the construction joint and the like for reinforcement treatment. Firstly, uniformly brushing the coating once by using a rubber scraper, wherein the brushing width is preferably 500mm, immediately pasting a grid cloth for reinforcement treatment, and brushing one to two layers of coatings on the surface to completely cover the surface.
(4) Painting a first coating: and after the detail node treatment is finished and the coating film is dried, performing the first construction of the large-surface coating. The coating is uniform and cannot be locally deposited, and the coating is coated for multiple times so that no air bubbles are left between the coating and the base layer.
(5) And (3) coating a second coating: after the first coating is dried (generally, the aim that the first coating is not sticky to touch by hands), the second coating is constructed, the brushing direction is perpendicular to the first coating, and the next coating is brushed after the first coating is dried until the design thickness is reached.
Adhesive paving paste of high-molecular self-adhesive film waterproof coiled material
And (3) outer wall construction: firstly, special adhesive is coated on the base layer, and the base layer is fully aired.
And then paying off, paving and pasting according to the bonding of the coiled materials and the position of the lap joint line, paving and pasting the coiled materials from top to bottom when the coiled materials are paved, tearing off the isolating film while paving and pasting, and ensuring that the pasting is compact. According to the design requirement, the macromolecule self-adhesive film waterproof coiled material is welded by a single seam, the lapping width is 60mm, the welding width is more than or equal to 30mm (double welding is recommended for the lapping seam, the lapping width is 80 mm), a cavity with the thickness of 10-20mm is reserved in the middle, and the effective welding width is not less than 10 mm. The short edge adopts a butt welding mode, the width covered by the coiled material at the butt joint part of the coiled material is 120 mm, and the welding quality is checked by adopting a crochet hook or a flat screwdriver after the welding is finished.
The implementation principle of the embodiment is as follows: spraying polymer cement waterproof mortar on the surface of the outer wall 101 to serve as a first filling and leveling layer 104 for leveling the surface of the outer wall 101, and simultaneously used for bonding a glass fiber mesh cloth 105 to reinforce the strength of the first filling and leveling layer 104, and then spraying a second filling and leveling layer 106 on the surface of the glass fiber mesh cloth 105, wherein meshes on the surface of the glass fiber mesh cloth 105 are uneven, so that the polymer cement waterproof mortar is favorably adhered and solidified; glass fiber mesh cloth 105 is respectively arranged on the surface of the first filling and leveling layer 104, which is opposite to the construction joint 102 and the deformation joint 201, so that the waterproof strength of the two parts is improved; after leveling, an adhesive layer 107 is sprayed on the surface of the waterproof coiled material 108, the waterproof coiled material is attached, the surface of the adhesive layer 107 is opposite to the construction joint 102 and the deformation joint 201, and the waterproof strength of the two positions is further improved by adopting a mode that two waterproof coiled materials 108 are mutually lapped; the protective layer has the function of protecting the waterproof roll 108, so that the waterproof roll 108 is prevented from contacting the external environment, and the service life of the waterproof roll is shortened; the first leveling layer 104 and the second leveling layer 106 are made of polymer cement waterproof mortar, and have good compactness, so that the first leveling layer 104 and the second leveling layer 106 are firm and compact; a joint filling plate 202 and a water stop 204 are arranged in the deformation joint 201, the water stop 204 penetrates through the joint filling plate 202, two ends of the water stop 204 are fixed in the outer wall 101 respectively, and sealing paste 203 is arranged at the end parts, close to two sides of the outer wall 101, of the joint filling plate 202, so that the waterproof sealing performance of the deformation joint 201 is guaranteed.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. An outer wall waterproof structure, includes outer wall (101), outer wall (101) include horizontal direction's construction joint (102) and vertical direction's deformation joint (201), its characterized in that: a first leveling layer (104) is arranged on the surface of the outer wall (101), reinforcing layers are respectively arranged on the positions, right opposite to the construction joint (102), of the surface of the first leveling layer (104) and opposite to the deformation joint (201), and a second leveling layer (106) is arranged on the surface of each reinforcing layer;
an adhesive layer (107) is coated on the surface of the second leveling layer (106), a waterproof coiled material (108) is adhered to the surface of the adhesive layer (107), and the waterproof coiled material (108) at the position, facing the construction joint (102), of the surface of the adhesive layer (107) is overlapped with the waterproof coiled material (108) at the position, facing the deformation joint (201), of the surface of the adhesive layer (107); the surface of waterproofing membrane (108) is provided with the protective layer, offers flutedly on the one side of keeping away from first flat bed of filling (104) in outer wall (101), and the recess is located movement joint (201), and fixedly connected with water receiving box (205) in the recess, and the one side that first flat bed of filling (104) was kept away from in water receiving box (205) flushes with the one side that first flat bed of filling (104) was kept away from in outer wall (101).
2. The waterproof structure of an outer wall of claim 1, wherein: the first filling and leveling layer (104) and the second filling and leveling layer (106) are made of polymer cement waterproof mortar.
3. The waterproof structure of an outer wall of claim 1, wherein: the reinforcing layer is glass fiber gridding cloth (105).
4. The waterproof structure of an outer wall of claim 1, wherein: the waterproof roll (108) is a macromolecule self-adhesive film waterproof roll (108).
5. The waterproof structure of an outer wall of claim 1, wherein: a water stop steel plate (103) is arranged in the construction joint (102);
the water stop steel plate (103) is vertical, and two ends of the water stop steel plate are respectively fixed in the outer wall (101).
6. The waterproof structure of an outer wall of claim 1, wherein: a lap joint adhesive tape (110) is connected between the adjacent waterproof rolls (108); the lapping adhesive tapes (110) are lapped and bonded with the waterproof roll (108) respectively.
7. The waterproof structure of an outer wall of claim 1, wherein: the protective layer is a polystyrene board protective layer (109).
8. The waterproof structure of an outer wall of claim 1, wherein: a joint filling plate (202) and a water stop (204) are arranged in the deformation joint (201), the water stop (204) penetrates through the joint filling plate (202), and two ends of the water stop are respectively fixed in the outer wall (101);
and sealing paste (203) is arranged at the end parts of the joint filling plates (202) close to the two sides of the outer wall (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049007.3U CN212001695U (en) | 2019-11-22 | 2019-11-22 | Outer wall waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922049007.3U CN212001695U (en) | 2019-11-22 | 2019-11-22 | Outer wall waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212001695U true CN212001695U (en) | 2020-11-24 |
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ID=73412187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922049007.3U Expired - Fee Related CN212001695U (en) | 2019-11-22 | 2019-11-22 | Outer wall waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212001695U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681129A (en) * | 2020-12-03 | 2021-04-20 | 重庆建工第九建设有限公司 | Construction joint structure |
| CN117738337A (en) * | 2023-12-19 | 2024-03-22 | 北京城建设计发展集团股份有限公司 | Pre-laid waterproof coiled material mechanical connection structure |
-
2019
- 2019-11-22 CN CN201922049007.3U patent/CN212001695U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112681129A (en) * | 2020-12-03 | 2021-04-20 | 重庆建工第九建设有限公司 | Construction joint structure |
| CN117738337A (en) * | 2023-12-19 | 2024-03-22 | 北京城建设计发展集团股份有限公司 | Pre-laid waterproof coiled material mechanical connection structure |
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