Basement wall post-cast strip waterproof structure
By setting up a combination groove and mounting plate to support the threaded rod in the reserved groove, the problem of the waterproof strip not being able to completely fit the edge is solved, achieving a tight fit of the waterproof layer and enhancing the stability of the structure, thus ensuring the waterproof effect and construction safety of the post-pouring strip of the basement wall.
Patent Information
- Application Number
- CN202520466579.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-18
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-03-18
AI Technical Summary
In the existing technology, the waterproof structure of the post-cast strip of the basement wall cannot completely fit the edge of the waterproof strip installed in the assembly groove, resulting in leakage. In addition, the structural strength is insufficient and the stability after pouring is poor.
A combination groove is set inside the reserved groove to adhere the waterproof layer. The first right-angle plate and the second right-angle plate are connected by the mounting plate and the support threaded rod to form a skeleton support. The top nut and fixing bolt are used to reinforce the structure to ensure that the waterproof layer is tightly attached and the structure is stable.
It improves waterproofing, enhances structural strength, prevents the waterproofing layer from peeling off and leaking during the pouring process, and ensures the safety and stability of construction.
Smart Images

Figure CN223853398U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of building waterproof, more specifically, relate to a basement wall post-pouring band waterproof structure. BACKGROUND
[0002] The post-pouring band is a concrete band left at the corresponding position of the foundation slab, wall or beam in the building construction to prevent harmful cracks of the cast-in-place reinforced concrete structure caused by uneven shrinkage or uneven settlement according to the design or construction specification requirements. To improve the waterproofness of the post-pouring band, a multilayer waterproof band is usually adhered between the adjacent prefabricated wallboards before pouring the post-pouring band. Then the post-pouring band is poured and solidified. After the post-pouring band is solidified, the multilayer waterproof band is fixed in the post-pouring band to improve the waterproofness of the post-pouring band.
[0003] The utility model with the authorization announcement number CN219547863U relates to the technical field of building waterproof structure, especially to a basement post-pouring band waterproof structure. The technical scheme comprises a basement wall, two groups of assembly grooves are formed on one side of the basement wall, a waterproof partition assembly is movably installed in the assembly groove, the waterproof partition assembly comprises a partition plate, two groups of waterproof plates are slidably installed in the partition plate, an installation block and a connecting block are respectively connected to one side of the two groups of waterproof plates, and a spring is arranged between the installation block and the connecting block. Waterproof bands are pasted on both sides of the waterproof partition assembly, and a waterproof layer is poured at the gap between the two groups of basement walls. The waterproof structure is quick to install and easy to operate. The waterproof band is low in pasting difficulty, suitable for the installation of waterproof structures between different difficult basement walls, flexible to use, and wide in adaptability.
[0004] In the above-mentioned structure, the partition assembly is installed through the assembly groove to achieve closed waterproofing. However, it cannot ensure that the waterproof band completely fits the edge position of the post-pouring band, which may easily leak and affect the waterproof effect. Moreover, the internal installation structure has low strength and cannot be supplemented and reinforced by the combined installation plate and supporting threaded rod, so the stability after pouring is insufficient and needs to be improved. UTILITY MODEL CONTENTS
[0005] In view of the problems in the prior art, the utility model aims to provide a basement wall post-pouring band waterproof structure. A combined groove is arranged in the reserved groove to tightly fit the waterproof layer. The first right-angle plate and the second right-angle plate are installed through the installation plate and the supporting threaded rod to be separately combined and installed for supporting and reinforcing, thereby improving the waterproof effect. After pouring, a framework support is formed to improve the structural strength and ensure the use effect.
[0006] To solve the above-mentioned problems, the utility model adopts the following technical scheme.
[0007] The utility model provides a basement wall post-cast band waterproof structure, including wall, one side of wall is equipped with the reserved groove, and the inside fixed filling of reserved groove has the pouring layer, and both sides of the inside of reserved groove are equipped with the combination groove, and the inside fixed adhesion of combination groove has waterproof layer, both sides of waterproof layer are equipped with the inlay corner, the inlay corner fixedly inlays the inside both end position of combination groove, both ends of waterproof layer are equipped with the closed corner, the closed corner fixedly inlays the both side surface of reserved groove, both sides of the inside of reserved groove are fixedly connected with the mounting panel, one side surface both end of mounting panel is fixedly connected with the support threaded rod through screw thread, and the end of support threaded rod is fixedly connected with first right angle plate, and first right angle plate top is connected with the surface of inlay corner, and one end of support threaded rod is slidably sleeved with the eye ring, and one side of eye ring is fixedly connected with second right angle plate, and second right angle plate is connected with the surface of closed corner.
[0008] Further, one end of the support threaded rod is threadedly mounted with a clamping nut, and the clamping nut is clamped to one end surface of the eye ring.
[0009] Further, the mounting panel and the support threaded rod each have at least three layers and are distributed at equal intervals in the inside of the reserved groove.
[0010] Further, the first right angle plate and the second right angle plate are oppositely directed and respectively located at the inside and both end positions of the combination groove, the stability of the second right angle plate in the supporting and positioning can be ensured by clamping the eye ring with the clamping nut, and the multi-layer structure can clamp and position the waterproof layer, improve the close-fitting property, avoid leakage and ensure safety and stability.
[0011] Further, one side surface of the mounting panel is fixedly connected with an intermediate plate, and the inside of the intermediate plate is provided with a fixed through groove.
[0012] Further, both ends of the inside of the fixed through groove are fixedly connected with fixed bolts, and both ends of the fixed bolts are threadedly mounted with fixed nuts.
[0013] Further, the fixed nuts are clamped to both side surfaces of the intermediate plate, the intermediate plates are clamped and positioned to each other, the fixed bolts and the fixed nuts can be installed from both end fixed positions by the fixed through groove on the intermediate plate, which is beneficial to the split installation for supporting and reinforcing, avoids interference, is beneficial to construction operation and has high adaptability.
[0014] Compared with the prior art, the utility model has the advantages that:
[0015] (1) The scheme is characterized in that the combination groove is arranged in the reserved groove, so that the waterproof layer can be closely attached, and the first right-angle plate and the second right-angle plate can be installed by connecting the supporting threaded rod through the mounting plate, so that the waterproof effect is improved after the split combination installation and the support and reinforcement, and the structure strength is improved after pouring to form a skeleton support, thereby ensuring the use effect.
[0016] (2) The stability of the second right-angle plate support positioning can be ensured by the top nut, and the waterproof layer can be tightly positioned by the multi-layer structure, thereby improving the close attachment, avoiding leakage, and being safe and stable.
[0017] (3) The fixed bolt and the fixed nut can be installed through the fixed through slot on the intermediate plate, so that the split combination installation can be fixed from both ends, which is beneficial to the split installation, avoids interference, is beneficial to the construction operation, and has high adaptability. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2 It is a schematic diagram of the cross section of the utility model;
[0020] Figure 3 It is a partial cross-sectional view of the supporting threaded rod connection of the utility model;
[0021] Figure 4 It is a partial structure diagram of the supporting threaded rod and the mounting plate connection of the utility model;
[0022] Figure 5 It is a schematic diagram of the structure of the second right-angle plate of the utility model.
[0023] Explanation of reference numerals in the drawing:
[0024] 1 wall, 11 reserved groove, 12 combination groove, 13 waterproof layer, 14 attached corner, 15 closed corner, 16 mounting plate, 17 supporting threaded rod, 18 first right-angle plate, 2 sleeve ring, 21 second right-angle plate, 22 top nut, 23 intermediate plate, 24 fixed through slot, 25 fixed bolt, 26 fixed nut. DETAILED DESCRIPTION
[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model; obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, and all other embodiments obtained by those skilled in the art without creative labor based on the embodiments in the utility model belong to the protection scope of the utility model.
[0026] Please refer toFigure 1 、 Figure 4 and Figure 5 A basement wall post-pouring belt waterproof structure, comprising a wall 1, one side of the wall 1 is provided with a reserved groove 11, the inside of the reserved groove 11 is fixedly filled with a pouring layer, both sides of the inside of the reserved groove 11 are provided with a combined groove 12, the inside of the combined groove 12 is fixedly bonded with a waterproof layer 13, both sides of the waterproof layer 13 are provided with a fit corner 14, the fit corner 14 is fixedly attached to the inside of both ends of the combined groove 12, both ends of the waterproof layer 13 are provided with a closed corner 15, the waterproof belt can be attached to the surface of the reserved groove 11 and the combined groove 12 for positioning, and the fit corner 14 and the closed corner 15 are correspondingly formed at the corner position, so as to combine to form the waterproof layer 13, facilitating positioning of the fit construction, being capable of protecting the pouring gap position and avoiding water leakage, the closed corner 15 is fixedly attached to the surface of both sides of the reserved groove 11, both sides of the inside of the reserved groove 11 are fixedly connected with a mounting plate 16, one side surface of the mounting plate 16 is threadedly connected with a supporting threaded rod 17 at both ends, the end of the supporting threaded rod 17 is fixedly connected with a first right-angle plate 18, the first right-angle plate 18 is tightly connected to the surface of the fit corner 14, one side of the supporting threaded rod 17 is slidably sleeved with a sleeve ring 2, one side of the sleeve ring 2 is fixedly connected with a second right-angle plate 21, the second right-angle plate 21 is tightly connected to the surface of the closed corner 15, the mounting plate 16 can be aligned to the inside of the reserved groove 11, and the first right-angle plate 18 and the second right-angle plate 21 are respectively aligned to the corresponding positions, the corner position of the waterproof layer 13 can be tightly reinforced to ensure the tightness and stability of the fit, avoid loosening under stress during pouring, ensure safety, and the wall 1 can be connected and closed after pouring concrete in the reserved groove 11 and the combined groove 12, so that the internal structure can form a skeleton support, improve the structural strength, avoid cracking and damage, be safe and stable, and have good waterproof effect.
[0027] Please refer to Figure 2 and Figure 3 One end of the supporting threaded rod 17 is threadedly mounted with a tight nut 22, the tight nut 22 is tightly connected to one end surface of the sleeve ring 2, the mounting plate 16 and the supporting threaded rod 17 each have at least three layers and are distributed at equal intervals in the inside of the reserved groove 11, the first right-angle plate 18 and the second right-angle plate 21 are oppositely directed and are respectively located at the inside of the combined groove 12 and the both end positions, the tight nut tightly sleeves the sleeve ring, the stability of the second right-angle plate supporting positioning can be ensured, the multi-layer structure can tightly position the waterproof layer, improve the fit tightness, avoid falling off and leakage, and be safe and stable.
[0028] Please refer to Figure 2 and Figure 4The side surface of the mounting plate 16 is fixedly connected with an intermediate plate 23, the inside of the intermediate plate 23 is provided with a fixed through slot 24, the inside of the fixed through slot 24 is fixedly connected with a fixed bolt 25 at both ends, the both ends of the fixed bolt 25 are threadedly installed with a fixed nut 26, the fixed nut 26 is tightly connected to the both side surfaces of the intermediate plate 23, the intermediate plates 23 are positioned by mutual adhesion, the fixed bolt and the fixed nut are installed through the fixed through slot on the intermediate plate, and the both ends are fixedly positioned after split combination installation, so that split installation for supporting and reinforcing is facilitated, interference is avoided, construction operation is facilitated, adaptability is high, the both side mounting plates 16 can be combined, thereby being tightly positioned into the combined groove 12 on the both sides, installation can be limited, meanwhile, the waterproof layer 13 can be tightly reinforced, separation of local parts is avoided, a gap is not generated, waterproof effect is improved, and combined use is facilitated.
[0029] The above merely describes a preferred embodiment of the present application; however, the protection scope of the present application is not limited to this. Any person skilled in the art, according to the technical scheme and improvement concept of the present application, can make equivalent replacement or change within the technical range disclosed by the present application, and all of them should be covered within the protection scope of the present application.
Claims
1. A waterproof structure of a post-cast strip of a basement wall, comprising a wall (1), one side of the wall (1) is provided with a reserved groove (11), the inside of the reserved groove (11) is fixedly filled with a pouring layer, characterized in that: The inside of the reserved groove (11) is provided with a combination groove (12) on both sides, the inside of the combination groove (12) is fixedly attached with a waterproof layer (13), both sides of the waterproof layer (13) are provided with a fit corner (14), the fit corner (14) is fixedly attached to the inside of the combination groove (12) at both ends, both ends of the waterproof layer (13) are provided with a closed corner (15), the closed corner (15) is fixedly attached to the surface of the reserved groove (11) on both sides, the inside of the reserved groove (11) is fixedly connected with a mounting plate (16), one side surface of the mounting plate (16) is threadedly connected with a supporting threaded rod (17) at both ends, the end of the supporting threaded rod (17) is fixedly connected with a first right-angle plate (18), the first right-angle plate (18) is tightly connected to the surface of the fit corner (14), one end of the supporting threaded rod (17) is slidably sleeved with a sleeve ring (2), one side of the sleeve ring (2) is fixedly connected with a second right-angle plate (21), the second right-angle plate (21) is tightly connected to the surface of the closed corner (15).
2. The waterproof structure of the post-cast strip of the basement wall according to claim 1, characterized in that: One end of the supporting threaded rod (17) is threadedly provided with a tight nut (22), the tight nut (22) is tightly connected to one end surface of the sleeve ring (2).
3. The waterproof structure of the post-cast strip of the basement wall according to claim 1, characterized in that: The mounting plate (16) and the supporting threaded rod (17) are at least three layers, and are equally spaced in the inside of the reserved groove (11).
4. The waterproof structure of the post-cast strip of the basement wall according to claim 1, characterized in that: The first right-angle plate (18) and the second right-angle plate (21) are opposite to each other, and are respectively located in the inside of the combination groove (12) and the end position on both sides.
5. The basement wall post-cast strip waterproof structure according to claim 1, characterized in that: One side surface of the mounting plate (16) is fixedly connected with an intermediate plate (23), the inside of the intermediate plate (23) is provided with a fixed through groove (24).
6. The waterproof structure of the post-cast strip of the basement wall according to claim 5, characterized in that: Both ends of the fixed through groove (24) are fixedly connected with a fixed bolt (25), both ends of the fixed bolt (25) are threadedly provided with a fixed nut (26).
7. The waterproof structure of the post-cast strip of the basement wall according to claim 6, characterized in that: The fixed nut (26) is tightly connected to the surface of the intermediate plate (23) on both sides, and the intermediate plate (23) is positioned by being attached to each other.
Citation Information
Patent Citations
Basement post-cast strip waterproof structure
CN219547863U