Waterproof transformation structure of accessible roof parapet wall
By reconstructing the waterproof structure on the daughter wall of the old building and increasing the daughter wall, the problems of waterproof aging and insufficient height of the daughter wall are solved, and the safety of water seepage prevention and fall prevention is improved, while reducing construction costs and difficulty.
Patent Information
- Application Number
- CN202421602817.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-08
- Publication Date
- 2025-06-17
- Estimated Expiration
- 2034-07-08
AI Technical Summary
The aging of the waterproof structure of the old buildings leads to water seepage, and some of the walls are relatively low in height and need to be increased to improve the safety of falling protection. However, the method of pouring concrete after vertical formwork in the existing technology has problems such as inconvenience and high cost.
A waterproof transformation structure of the daughter wall on the roof of the upper man was designed, including the roof, the daughter wall, the guardrail and the waterproof structure. By re-constructing the waterproof structure on the roof and the daughter wall, and using the guardrail to raise the daughter wall, the safety of anti-fall is improved.
The waterproof structure has been reconstructed on old buildings to avoid water seepage, and at the same time, the safety of anti-fall protection is improved by increasing the daughter wall. Compared with the existing technology, construction is more convenient and fast and has a lower cost.
Smart Images
Figure CN222991209U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a waterproof reconstruction structure for a parapet wall of a walkable roof, belonging to the technical field of parapet wall waterproof construction. Background Technique
[0002] A parapet wall refers to a low wall at the edge of the top of a building used to prevent falling, and it mainly plays a protective role. Parapet wall waterproofing is a waterproof project perpendicular to the roof surface on the parapet wall, mainly to prevent water seepage along the parapet wall. The height of the waterproof layer at the parapet wall flashing should not be less than the specified height. The waterproof coiled material is turned up from the roof to the parapet wall, and then the protective layer of the waterproof coiled material is constructed.
[0003] However, for existing buildings, due to various factors such as the construction period and construction method, the waterproof structure of some parapet walls has aged and water seepage has occurred. Therefore, it is necessary to reconstruct its waterproof structure; in addition, the height of the parapet walls of some walkable roofs is relatively low, and it is necessary to raise their height to improve their anti-falling safety. However, using the method of erecting formwork and then pouring concrete to raise the parapet wall has the disadvantages of inconvenient construction and high construction cost. Content of the Utility Model
[0004] To solve the above technical problems, the utility model provides a waterproof reconstruction structure for a parapet wall of a walkable roof.
[0005] The utility model is achieved through the following technical solutions:
[0006] A waterproof reconstruction structure for a parapet wall of a walkable roof includes a roof, a parapet wall, a guardrail and a waterproof structure. The guardrail is fixedly arranged on the top of the parapet wall, and the waterproof structure is arranged on the roof and covers the outer surface of the parapet wall and the bottom of the guardrail;
[0007] The waterproof structure includes a slope-finding layer, a leveling layer A, an additional waterproof layer, a waterproof coiled material, a waterproof coating layer, a leveling layer B and a protective layer arranged on the roof from bottom to top. After the additional waterproof layer is laid along the leveling layer A, it is laid along the inner wall surface of the parapet wall. The waterproof coiled material is successively laid along the leveling layer A, the additional waterproof layer and the inner wall surface and top surface of the parapet wall. The waterproof coating layer is laid along the waterproof coiled material, and one end of the waterproof coating layer and the waterproof coiled material is fixed on the top of the parapet wall through a connector A. The protective layer covers the exposed parts of the leveling layer B and the waterproof coating layer, the bottom of the guardrail and the top surface and outer wall surface of the parapet wall.
[0008] A plurality of mounting plates are fixedly arranged at the bottom of the guardrail, and the mounting plates are connected to the parapet wall through connectors B.
[0009] The guardrail is a galvanized square tube frame, and a black acrylic paint layer is arranged on the outer surface of the galvanized square tube frame.
[0010] The connecting piece B is an expansion bolt.
[0011] The slope-forming layer is a lightweight aggregate concrete layer, the waterproof coiled material is a self-adhesive polymer modified asphalt waterproof coiled material, and the waterproof coating layer is a polymer waterproof coating layer.
[0012] Both the leveling layer A and the leveling layer B are 1:3 cement mortar layers.
[0013] The protective layer is a C20 fine aggregate concrete layer, and a steel mesh is embedded in the C20 fine aggregate concrete layer, and the grid size of the steel mesh is not greater than 6m×6m.
[0014] The joints between the slope-forming layer, the leveling layer A and the parapet wall are caulked with sealant A.
[0015] Sealant B is provided between the waterproof coating layer and the waterproof coiled material, and between the protective layer and the waterproof coating layer, and the sealant B is located directly above the parapet wall.
[0016] The beneficial effects of the present utility model are as follows: Reconstruct the waterproof structure on the roof and the parapet wall to prevent water seepage on the roof and the parapet wall; Raise the parapet wall with a guardrail to improve the anti-falling safety of the parapet wall. Compared with the method of using formwork and casting concrete later to raise the parapet wall in the prior art, it has the advantages of convenient and fast construction and relatively low construction cost. Description of the Drawings
[0017] Figure 1 is a schematic structural diagram of the present utility model.
[0018] In the figure: 1 - roof, 2 - slope-forming layer, 3 - leveling layer A, 4 - waterproof coiled material, 5 - waterproof coating layer, 6 - leveling layer B, 7 - protective layer, 8 - additional waterproof layer, 9 - sealant A, 10 - sealant B, 11 - connecting piece A, 12 - guardrail, 13 - mounting plate, 14 - connecting piece B, 15 - parapet wall. Detailed Embodiments
[0019] The technical solutions of the present utility model will be further described below, but the scope of protection is not limited thereto.
[0020] As Figure 1As shown in the figure, a waterproof renovation structure for the parapet wall of a walkable roof of the present utility model includes a roof 1, a parapet wall 15, a guardrail 12 and a waterproof structure. The guardrail 12 is fixedly arranged on the top of the parapet wall 15, and the waterproof structure is arranged on the roof 1 and covers the outer surface of the parapet wall 15 and the bottom of the guardrail 12. During use, first remove the original waterproof structure on the roof 1 and the parapet wall 15, and then re-construct the waterproof structure on the roof 1 and the parapet wall 15 to avoid water seepage on the roof 1 and the parapet wall 15; the height of the parapet wall 15 is increased by the guardrail 12 to improve the anti-fall safety of the parapet wall 15. Compared with the method of using formwork and then pouring concrete to increase the height of the parapet wall 15 in the prior art, it has the advantages of convenient and fast construction and relatively low construction cost.
[0021] The waterproof structure includes a slope-forming layer 2, a leveling layer A 3, an additional waterproof layer 8, a waterproof coiled material 4, a waterproof coating layer 5, a leveling layer B 6 and a protective layer 7 that are sequentially arranged on the roof 1 from bottom to top. After the additional waterproof layer 8 is laid along the leveling layer A 3, it is laid along the inner wall surface of the parapet wall 15. The waterproof coiled material 4 is sequentially laid along the leveling layer A 3, the additional waterproof layer 8, the inner wall surface and the top surface of the parapet wall 15. The waterproof coating layer 5 is laid along the waterproof coiled material 4, and one end of the waterproof coating layer 5 and the waterproof coiled material 4 is jointly fixed on the top of the parapet wall 15 through a connecting piece A 11. The protective layer 7 covers the exposed parts of the leveling layer B 6 and the waterproof coating layer 5, the bottom of the guardrail 12, and the top surface and the outer wall surface of the parapet wall 15. During use, the connecting piece A 11 is a cement nail.
[0022] A plurality of mounting plates 13 are fixedly arranged at the bottom of the guardrail 12, and the mounting plates 13 are connected to the parapet wall 15 through a connecting piece B 14.
[0023] The guardrail 12 is a galvanized square pipe frame, and a black acrylic paint layer is provided on the outer surface of the galvanized square pipe frame.
[0024] The connecting piece B 14 is an expansion bolt.
[0025] The slope-forming layer 2 is a lightweight aggregate concrete layer, the waterproof coiled material 4 is a self-adhesive polymer modified asphalt waterproof coiled material, and the waterproof coating layer 5 is a polymer waterproof coating layer.
[0026] Both the leveling layer A 3 and the leveling layer B 6 are 1:3 cement mortar layers.
[0027] The protective layer 7 is a C20 fine aggregate concrete layer, and a steel mesh is embedded in the C20 fine aggregate concrete layer, and the mesh size of the steel mesh is not greater than 6m×6m.
[0028] A sealant A 9 is used for caulking between the slope-forming layer 2, the leveling layer A 3 and the parapet wall 15.
[0029] A sealant B10 is provided between the waterproof coating layer 5 and the waterproof coiled material 4, and between the protective layer 7 and the waterproof coating layer 5, and the sealant B10 is located directly above the parapet wall 15.
Claims
1. A waterproof modification structure for parapet wall of a roof for people to walk on, characterized by: It comprises a roof (1), a parapet (15), a guardrail (12) and a waterproof structure, wherein the guardrail (12) is fixedly arranged on the top of the parapet (15), and the waterproof structure is arranged on the roof (1) and covers the outer surface of the parapet (15) and the bottom of the guardrail (12); The waterproof structure comprises a slope layer (2), a leveling layer A (3), an additional waterproof layer (8), a waterproof roll (4), a waterproof coating layer (5), a leveling layer B (6) and a protective layer (7) which are arranged on the roof (1) in sequence from bottom to top. The additional waterproof layer (8) is laid along the leveling layer A (3) and then along the inner wall surface of the parapet (15). The waterproof roll (4) is laid along the leveling layer A (3), the additional waterproof layer (8) and the inner wall surface and the top surface of the parapet (15) in sequence. The waterproof coating layer (5) is laid along the waterproof roll (4), and one end of the waterproof coating layer (5) and the waterproof roll (4) are fixed to the top of the parapet (15) through a connecting piece A (11). The protective layer (7) covers the leveling layer B (6), the exposed part of the waterproof coating layer (5), the bottom of the guardrail (12) and the top surface and the outer wall surface of the parapet (15).
2. The waterproof modification structure of the parapet wall for access to a roof as claimed in claim 1, characterized in that: A plurality of mounting plates (13) are fixedly provided at the bottom of the guardrail (12), and the mounting plates (13) are connected to the parapet (15) via a connecting piece B (14).
3. The waterproof modification structure of the parapet wall for access to a roof as claimed in claim 2, characterized in that: The guardrail (12) is a galvanized square tube frame, and a black acrylic paint layer is provided on the outer surface of the galvanized square tube frame.
4. The waterproof modification structure of the parapet wall for access to a roof as claimed in claim 2, characterized in that: The connecting member B (14) is an expansion bolt.
5. The waterproof modification structure of the parapet wall for access to a roof as claimed in claim 1, characterized in that: The slope leveling layer (2) is a lightweight aggregate concrete layer; the waterproofing coiled material (4) is a self-adhesive polymer modified asphalt waterproofing coiled material; and the waterproofing coating layer (5) is a polymer waterproofing coating layer.
6. The waterproof modification structure of the parapet wall of a roof for people to walk on as claimed in claim 1, characterized in that: The leveling layer A (3) and the leveling layer B (6) are both 1:3 cement mortar layers.
7. The waterproof modification structure of the parapet wall for access to a roof as claimed in claim 1, characterized in that: The protective layer (7) is a C20 fine stone concrete layer, in which a steel mesh is embedded, and the mesh size of the steel mesh is not greater than 6m×6m.
8. The waterproof modification structure of the parapet wall of a roof for people to walk on as claimed in claim 1, characterized in that: The slope layer (2), the leveling layer A (3) and the parapet wall (15) are caulked using a sealing paste A (9).
9. The waterproof modification structure of the parapet wall of a roof for people to walk on as claimed in claim 1, characterized in that: A sealing paste B (10) is provided between the waterproof coating layer (5) and the waterproof coiled material (4), and between the protective layer (7) and the waterproof coating layer (5), and the sealing paste B (10) is located directly above the parapet (15).