Waterproof device between steel structure and block wall
By embedding water-stop steel plates in the block wall and using special bonding mortar and waterproof structural adhesive, the problem of poor waterproof performance between the steel structure and the block wall is solved, and efficient and long-term waterproofing effect and stability of the building structure are achieved.
Patent Information
- Application Number
- CN202421931577.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-12
- Publication Date
- 2025-06-03
- Estimated Expiration
- 2034-08-12
AI Technical Summary
The existing waterproofing methods between steel structures and block walls, such as waterproof coatings and waterproof coils, have poor durability and weather resistance, are cumbersome to maintain, and cannot effectively change the water penetration path.
Water-stop steel plates are used to embed low-carbon steel plates or stainless steel plates in the block wall, and fill them with a special bonded mortar layer. The seams are sealed with waterproof structures on the outside to adjust the water penetration path and extend the water penetration route.
It realizes effective waterproofing between the steel structure and the block wall, extends service life, reduces maintenance costs, enhances the stability of the building structure, and maintains the aesthetics of the building facade.
Smart Images
Figure CN222936204U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of prefabricated buildings, in particular to a waterproof device between a steel structure and a block wall. Background Technique
[0002] With the development of the times, the degree of building industrialization and prefabrication is getting higher and higher. Prefabricated buildings mainly include precast prefabricated concrete structures, steel structures, modern timber structures, etc. As the proportion of steel structures in the building structure system gradually increases, it is particularly important to solve the waterproof problem between the steel structure and the block wall through internal structural joints and practices.
[0003] At present, the waterproof practice between the steel structure and the block wall is realized through waterproof coatings or waterproof rolls, but this waterproof method has the following problems: 1) The waterproof coatings have poor durability and weather resistance, and the waterproof performance is weak; 2) The waterproof rolls are relatively thick and are not easy to cover on the wall, affecting the aesthetics of the facade; 3) The service life cycle of the materials is relatively short, and during the later use process, the possibility of repair is relatively large, the repair operation is difficult, and it requires a large amount of material, labor and time costs, and the operability is not strong; 4) Fundamentally, it does not effectively change the water penetration path and does not extend the water penetration route.
[0004] Therefore, we propose a waterproof structure between the steel structure and the block wall to solve the problems raised above. Content of the Utility Model
[0005] The technical problem to be solved by this application is that at present, the waterproofing between the steel structure and the block wall is carried out through waterproof coatings or waterproof rolls, the waterproof performance of the materials is weak, the later maintenance is cumbersome, and the overall material and labor consumption are large.
[0006] To solve the above technical problem, this application provides a waterproof device between a steel structure and a block wall, including: a steel structure, with multiple water stop steel plates welded on the outside perpendicular to the steel structure; a block wall, built on one side of the steel structure and on the same side as the water stop steel plates, and multiple water stop steel plates are embedded in the block wall and overlap at the center line position of the block wall; wherein, a special bonding mortar layer is provided at the fixed connection between the steel structure and the block wall, and the outside of the special bonding mortar layer is sealed with a waterproof structural adhesive; a special bonding mortar layer is filled outside the water stop steel plates located in the block wall.
[0007] According to an embodiment of this application, the other side of the steel structure away from the water stop steel plate is connected with a door and window structure.
[0008] According to an embodiment of this application, the water stop steel plate is a low-carbon steel plate or a stainless steel plate.
[0009] According to an embodiment of this application, the steel structure is a section steel with a rectangular cross-section.
[0010] According to an embodiment of the present application, the waterstop steel plate is 3 mm thick and 100 mm high.
[0011] According to an embodiment of the present application, the lapping length between two waterstop steel plates is not less than 50 mm.
[0012] According to an embodiment of the present application, the lapping between two waterstop steel plates adopts double-sided full welding.
[0013] According to an embodiment of the present application, multiple waterstop steel plates form a coherent and closed interface through lapping.
[0014] According to an embodiment of the present application, one side of the steel structure is aligned with the indoor side of the block wall, and the insulation layer and the decorative surface layer are covered.
[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:
[0016] 1. By providing a waterstop steel plate in the block wall, and filling the space between the steel structure and the block wall with a special bonding mortar layer and sealing the joint with a waterproof structural adhesive on the outside, compared with the current waterproof methods using waterproof coatings or waterproof membranes, the problem of the exposed waterproof surface layer in the case of no outer decorative surface layer or board is effectively solved, the waterproof purpose between the steel structure and the block wall is achieved, and the aesthetics of the building facade is not affected.
[0017] 2. The present utility model adds a waterstop steel plate with a thickness of 3 mm and a height of 100 mm in the middle of the block wall. By adjusting the internal structural joints and changing the water penetration path to extend the water penetration route, the problem of easy leakage caused by different expansion coefficients between different materials of the steel structure and the block wall is perfectly solved. Its structure is simple, the design is ingenious, and the effect is remarkable.
[0018] 3. In the present utility model, a waterstop steel plate is added between the steel beam and the steel column and the block wall, the gap is filled with a special bonding mortar, and then the joint is sealed with a waterproof structural adhesive, which strengthens the lateral connection between the steel structure and the block wall and makes the overall structure of the building more stable.
[0019] 4. The waterproof method between the steel structure and the block wall involved in the present utility model is not prone to leakage in the later stage, and has the characteristics of long service life, low maintenance input cost, strong operability, easy processing and assembly, etc.; the manufacturing process of the present utility model is simple, the effect is guaranteed, the cost is low, the practicability is strong, and it is suitable for large-scale promotion. Description of the Drawings
[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below. Obviously, the drawings described below only relate to some embodiments of the present application and do not limit the present application.
[0021] Figure 1 This is a schematic structural diagram of a waterproof device between a steel structure and a block wall according to an example of the present utility model.
[0022] The description of the reference numerals in the drawings is as follows:
[0023] 10. Block wall, 11. Waterstop steel plate, 12. Bonding mortar layer, 20. Steel structure, 30. Door and window structure. Specific embodiments
[0024] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present application. Obviously, the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by those of ordinary skill in the art based on the described embodiments of the present application without creative efforts shall fall within the scope of protection of the present application.
[0025] Unless otherwise defined, the technical terms or scientific terms used herein shall have the ordinary meanings understood by those of ordinary skill in the art to which the present application belongs. The "first", "second", and similar terms used in the description and claims of the present patent application do not denote any order, quantity, or importance, but are only used to distinguish different components. Similarly, terms such as "a" or "an" do not denote a limitation of quantity, but mean that there is at least one.
[0026] As Figure 1 shown, a waterproof device between a steel structure and a block wall according to an example of the present utility model includes a steel structure 20, a block wall 10, a waterstop steel plate 11, and special bonding mortar. A waterstop steel plate 11 is provided at the middle position of the block wall 10; the other end of the waterstop steel plate 11 is welded and fixed to the steel structure 20. The gap between the steel structure 20 and the block wall 10 is then filled with special bonding mortar and sealed with waterproof structural adhesive. This application has strong operability, is economical and practical, effectively avoids the risk of wall cracking, water leakage caused by different expansion coefficients between different materials, perfectly solves the waterproof problem between the exposed steel structure 20 and the block wall 10, reduces the later use and maintenance costs, and at the same time strengthens the lateral connection between the steel structure 20 and the block wall 10, making the overall structure of the building more stable.
[0027] In this embodiment, multiple waterstop steel plates 11 perpendicular to the steel structure 20 are welded to the outside of the steel structure 20; the block wall 10 is built on one side of the steel structure 20 and is on the same side as the waterstop steel plates 11. The multiple waterstop steel plates 11 are embedded in the block wall 10 and overlap at the center line position of the block wall 10. Among them, a special bonding mortar layer is provided at the fixed connection between the steel structure and the block wall, and the outside of the special bonding mortar layer is sealed with waterproof structural adhesive; the outside of the waterstop steel plate located in the block wall is filled with a special bonding mortar layer.
[0028] Specifically, the waterstop steel plate 11 is arranged at the junction of the steel structure 20 and the block wall 10, and the waterstop steel plate 11 is arranged at the center line position of the block wall 10, and the deviation shall not be greater than 10 mm.
[0029] Specifically, the waterstop steel plate 11 has a specification of 3 mm thick and 100 mm high. By adjusting the internal structural joints of the block wall 10 and changing the penetration path of water to extend the penetration route of water, the waterstop steel plate 11 perfectly solves the problem of easy leakage caused by different expansion coefficients between the steel structure 20 and the block wall 10 made of different materials.
[0030] Specifically, the overlapping length between two waterstop steel plates 11 is not less than 50 mm; the overlapping between two waterstop steel plates 11 is welded with double-sided full welding. The surface of the waterstop steel plate 11 is free of oil stains and obvious bending.
[0031] Specifically, the waterstop steel plate 11 is made of low-carbon steel plate or stainless steel plate. The waterstop steel plate 11 is made of low-carbon steel plate, and the surface is treated with galvanization to improve the corrosion resistance and aesthetics of the waterstop steel plate 11; or the waterstop steel plate 11 can also be made of stainless steel plate.
[0032] In this embodiment, the part of the waterstop steel plate 11 extending out of the block wall 10 is welded to the steel structure 20.
[0033] Specifically, a door and window structure 30 is connected to the side of the steel structure 20 away from the waterstop steel plate 11.
[0034] Specifically, a bonding mortar layer 12 is provided at the fixed connection between the steel structure 20 and the block wall 10, and the outside of the bonding mortar layer 12 is sealed with waterproof structural adhesive; the outside of the waterstop steel plate 11 located in the block wall 10 is filled with a bonding mortar layer 12.
[0035] Specifically, the steel structure 20 is a section steel with a rectangular cross-section.
[0036] Specifically, one side of the steel structure 20 is aligned with the indoor side of the block wall 10 and covers the thermal insulation layer and the decorative surface layer.
[0037] Specifically, the welding and fixing method between the waterstop steel plate 11 and the steel structure 20 needs to be full welding, tight, seamless, and without leakage points.
[0038] Preferably, the waterproof structural adhesive should be the same color as the outer surface of the steel structure 20, and the glue joints should be of equal width, flat, seamless, and free of leakage points.
[0039] In this embodiment, the construction process of a waterproof device between a steel structure and a block wall is as follows: First, the civil engineering completes the steel structure 20; Second, the waterstop steel plate 11 is fixed to the outside of the steel structure 20(1) by welding; Then, a special bonding mortar is used on both sides of the waterstop steel plate 11 and at the interface between the steel structure 20 and the block wall 10 to closely masonry the three; Finally, the outdoor boundary between the steel structure 20 and the block wall 10 is sealed with a waterproof structural adhesive to complete the waterproof practice between the steel structure 20 and the block wall 10.
[0040] In summary, the technical solution of this application has the following beneficial effects:
[0041] 1. Through the waterproof design of setting a waterstop steel plate in the block wall, filling the space between the steel structure and the block wall with a special bonding mortar layer, and sealing the outside with a waterproof structural adhesive, compared with the current waterproof methods using waterproof coatings or waterproof membranes, it effectively solves the problem of the exposure of the waterproof surface layer in the case of no outer decorative surface layer or board, realizes the purpose of waterproofing between the steel structure and the block wall, and does not affect the aesthetics of the building facade.
[0042] 2. The present utility model adds a 3mm thick and 100mm high waterstop steel plate in the middle of the block wall. By adjusting the internal structural joints and changing the water penetration path to extend the water penetration route, it perfectly solves the problem of easy leakage caused by different expansion coefficients between different materials of the steel structure and the block wall. Its structure is simple, the design is ingenious, and the effect is remarkable.
[0043] 3. In the present utility model, a waterstop steel plate is added between the steel beam and steel column and the block wall, the gap is filled with a special bonding mortar, and then sealed with a waterproof structural adhesive, which strengthens the lateral connection between the steel structure and the block wall and makes the overall structure of the building more stable.
[0044] 4. The waterproof practice between the steel structure and the block wall involved in the present utility model is not prone to leakage in the later stage, has the characteristics of long service life, low maintenance input cost, strong operability, easy processing and assembly, etc.; The manufacturing process of the present utility model is simple, the effect is guaranteed, the cost is low, and the practicability is strong, and it is suitable for large-scale promotion.
[0045] The above is only an exemplary implementation manner of this application, and is not used to limit the protection scope of this application. The protection scope of this application is determined by the appended claims.
Claims
1. A waterproof device between a steel structure and a block wall, characterized in that: include: Steel structure, with multiple water-stop steel plates welded on the outside perpendicular to the steel structure; A block wall is built on one side of the steel structure and is located on the same side as the water-stop steel plate, and a plurality of the water-stop steel plates are embedded in the block wall and overlapped at the center line of the block wall; Among them, a special bonding mortar layer is provided at the fixed connection between the steel structure and the block wall, and the outer side of the special bonding mortar layer is sealed with waterproof structural adhesive; the outer side of the waterstop steel plate located in the block wall is filled with a special bonding mortar layer.
2. A waterproof device between a steel structure and a block wall according to claim 1, characterized in that: The other side of the steel structure away from the water-stop steel plate is connected with a door and window structure.
3. The waterproof device between a steel structure and a block wall according to claim 1, characterized in that: The waterstop steel plate is a low carbon steel plate or a stainless steel plate.
4. The waterproof device between a steel structure and a block wall according to claim 1, characterized in that: The steel structure is a steel section with a rectangular cross section.
5. The waterproof device between a steel structure and a block wall according to claim 1, characterized in that: The waterstop steel plate is 3 mm thick and 100 mm high.
6. The waterproof device between a steel structure and a block wall according to claim 1, characterized in that: The overlap length between the two waterstop steel plates is not less than 50 mm.
7. The waterproof device between a steel structure and a block wall according to claim 1, characterized in that: The overlap between the two water-stop steel plates is achieved by double-sided full welding.
8. The waterproof device between a steel structure and a block wall according to claim 1, characterized in that: A plurality of the water-stopping steel plates are overlapped to form a continuous and closed interface.
9. The waterproof device between a steel structure and a block wall according to claim 1, characterized in that: One side of the steel structure is aligned with the indoor side of the block wall and is covered with an insulation layer and a decorative surface layer.