阅读说明：本技术 一种水平防水变形缝结构及其施工方法 (Horizontal waterproof deformation joint structure and construction method thereof ) 是由 张海鸣 张厚起 曹峰 张洪川 李娟� 杲永亮 刘磊 武魁 李峰 韩腾飞 齐放 于 2020-06-09 设计创作，主要内容包括：本发明提供了一种水平防水变形缝结构及其施工方法,属于市政道路建筑防渗技术领域,该一种水平防水变形缝结构包括饰面面层,所述饰面面层的底侧设置有两个混凝土返台,其中,两个所述混凝土返台中间保留间隙,所述饰面面层内设置有两个嵌缝膏,所述变形缝内设置有防水层,两个所述嵌缝膏之间设置有钢板,所述钢板的底侧设置有两个水泥砂浆垫层,两个所述水泥砂浆垫层的底侧设置有镀锌薄钢板,两个所述混凝土返台间隙中且位于所述钢板、两个所述水泥砂浆垫层和所述镀锌薄钢板之间填充有保温材料,在日常使用过程中,受力从饰面面层传递至钢板,经过水泥砂浆垫层、防水层到混凝土返台,满足受力要求,并达到隐形美观的目的。(The invention provides a horizontal waterproof deformation joint structure and a construction method thereof, belonging to the technical field of municipal road building seepage prevention, the horizontal waterproof deformation joint structure comprises a facing surface layer, two concrete return platforms are arranged at the bottom side of the facing surface layer, a gap is reserved between the two concrete return platforms, two caulking pastes are arranged in the facing surface layer, a waterproof layer is arranged in a deformation joint, a steel plate is arranged between the two caulking pastes, two cement mortar cushion layers are arranged at the bottom side of the steel plate, a galvanized steel sheet is arranged at the bottom side of the two cement mortar cushion layers, heat insulation materials are filled in the gap between the two concrete return platforms, the steel plate, the two cement mortar cushion layers and the galvanized steel sheet, in the daily use process, the stress is transmitted to the steel plate from the facing surface layer, passes through the cement mortar cushion layers, the galvanized steel sheet and the cement mortar cushion layers, The waterproof layer returns to the concrete platform, meets the stress requirement and achieves the purposes of invisibility and attractive appearance.)

1. A horizontal waterproof deformation joint structure comprises a facing surface layer and is characterized in that

Two concrete return platforms (2) are arranged at the bottom side of the facing surface layer (1), wherein a gap is reserved between the two concrete return platforms (2), two caulking pastes (3) are arranged in the facing surface layer (1), a waterproof layer (4) is arranged in the deformation joint, a steel plate (5) is arranged between the two caulking pastes (3), the bottom side of the steel plate (5) is provided with two cement mortar cushion layers (6), the bottom sides of the two cement mortar cushion layers (6) are provided with galvanized thin steel plates (7), two concrete return platforms (2) are arranged in the gap and located between the steel plate (5), the two cement mortar cushion layers (6) and the galvanized thin steel plates (7) and filled with heat insulation materials (8), and fire retardant belts (9) are arranged between the two concrete return platforms (2) and located below the waterproof layer (4).

2. A horizontal water-tight deformation joint structure according to claim 1, characterized in that the thickness of said steel plate (5) is 5 mm.

3. A horizontal waterproof deformation joint structure according to claim 1, wherein the galvanized steel sheet (7) has a thickness of 0.7 mm.

4. The horizontal waterproof deformation joint structure of claim 1, wherein the caulking compound (3) on one side is in an L-shaped structure and fixed with the waterproof layer (4), and the caulking compound (3) on the other side is vertically fixed with the waterproof layer (4).

5. A horizontal waterproof deformation joint structure according to claim 1, wherein two galvanized steel sheets (7) and the waterproof layer (4) are positioned between two concrete return platforms (2) and are in a V-shaped structure.

6. A horizontal waterproof deformation joint structure according to claim 1, wherein the heat insulating material (8) is selected from inorganic heat insulating material (8), rock wool, glass wool, foam glass, foam ceramic and foam cement.

7. A horizontal waterproof deformation joint structure according to claim 1, wherein the galvanized thin steel sheet (7) is fixedly connected with the waterproof layer (4) through steel nails (10).

8. A horizontal waterproof deformation joint structure according to any one of claims 1 or 4, characterized in that an insulating layer (11) is provided between the caulking compound (3) on the other side and the waterproof layer (4).

9. A horizontal waterproof deformation joint structure according to claim 1, wherein said steel plate (5), said cement mortar bed (6), said galvanized steel sheet (7) and said waterproof layer (4) are fixedly connected to said concrete return table (2) by means of expansion bolts (12).

10. A horizontal waterproof deformation joint construction method is characterized by comprising the following steps:

s1, determining the height of the concrete returning platform, determining the height of the returning platform in advance according to the construction method of the building surface layer before or after the structure construction, reserving deformation joints, completing concrete pouring and repairing before the construction method construction, and ensuring the heights of the returning platforms on two sides to be consistent;

s2, adding a fire retardant belt, and adding a fire retardant belt (9) on the inner side of a deformation joint reserved in advance after the concrete returns to the platform (2) for construction;

and S3, turning the fireproof layer, turning the waterproof layer (4) upwards to the top of the concrete return platform (2) when the waterproof layer (4) is constructed by the building method, lengthening and connecting the waterproof layers (4) on two sides into a whole, and adding the isolation layer (11) at the corner.

S4, adding a V-shaped galvanized thin steel plate, after the waterproof layer (4) is constructed, adding a V-shaped galvanized thin steel plate (7) on the top side of the waterproof layer (4), filling a heat insulation material (8) in a deformation joint, and fixing the galvanized thin steel plate (7) and the waterproof layer (4) by using steel nails (10);

s5, paving a cement mortar cushion layer, paving the cement mortar cushion layer (6) and placing a steel plate (5) on the top of the galvanized steel sheet (7) after the galvanized steel sheet (7) is constructed, and fixing the steel plate (5), the cement mortar cushion layer (6) and the galvanized steel sheet (7) on the waterproof layer (4) by using the unilateral expansion bolt (12).

And S6, reserving side seams, reserving the side seams in advance, and caulking the joints by using the caulking paste (3) after the construction of the surface layer (1) with the decoration is completed.

Technical Field

The invention belongs to the technical field of municipal road building seepage prevention, and particularly relates to a horizontal waterproof deformation joint structure and a construction method thereof.

Background

In the existing engineering deformation joint diagram set method, different surface layers and different types are explained, but a deformation joint method containing a waterproof structure is lacked. In the prior art, the deformation joint waterproof method is single, and the deformation joint plane methods such as municipal roads cannot be met, so that a structural deformation joint waterproof node structure is designed.

Disclosure of Invention

The embodiment of the invention provides a horizontal waterproof deformation joint structure and a construction method thereof, and aims to solve the problems that deformation joint waterproof methods in the prior art are single and cannot meet deformation joint plane methods of municipal roads and the like.

In view of the above problems, the technical solution proposed by the present invention is:

a horizontal waterproof deformation joint structure, which comprises a facing surface layer,

the bottom side of the facing surface layer is provided with two concrete return tables, a gap is reserved between the two concrete return tables, two caulking pastes are arranged in the facing surface layer, a waterproof layer is arranged in the deformation joint, a steel plate is arranged between the two caulking pastes, two cement mortar cushion layers are arranged on the bottom side of the steel plate, galvanized thin steel plates are arranged on the bottom sides of the two cement mortar cushion layers, heat insulation materials are filled between the two concrete return tables and the steel plate, the two cement mortar cushion layers and the galvanized thin steel plates, and fire retardant belts are arranged between the two concrete return tables and below the waterproof layer.

In order to better realize the technical scheme of the invention, the following technical measures are also adopted.

Further, the thickness of the steel plate is 5 mm.

Further, the thickness of the galvanized thin steel plate is 0.7 mm.

Furthermore, the caulking paste on one side is of an L-shaped structure and is fixed with the waterproof layer, and the caulking paste on the other side is vertically fixed on the waterproof layer.

Furthermore, the two galvanized thin steel plates and the waterproof layer are positioned between the two concrete return platforms and are of a V-shaped structure.

Furthermore, the heat-insulating material can be selected from inorganic heat-insulating materials, rock wool, glass wool, foam glass, foam ceramic and foam cement.

Furthermore, the galvanized thin steel sheet is fixedly connected with the waterproof layer through steel nails.

Furthermore, an isolating layer is arranged between the caulking paste on the other side and the waterproof layer.

Further, the steel plate, the cement mortar cushion layer, the galvanized thin steel plate and the waterproof layer are fixedly connected to the concrete return table through expansion bolts.

A construction method of a horizontal waterproof deformation joint comprises the following steps:

s1, determining the height of the concrete returning platform, determining the height of the returning platform in advance according to the construction method of the building surface layer before or after the structure construction, reserving deformation joints, completing concrete pouring and repairing before the construction method construction, and ensuring the heights of the returning platforms on two sides to be consistent;

s2, adding a fire retardant belt, and adding the fire retardant belt on the inner side of the deformation joint reserved in advance after the concrete returns to the platform for construction;

and S3, turning the fireproof layer, turning the waterproof layer upwards to the top of the concrete return table when the building construction method is applied to the waterproof layer, lengthening and connecting the waterproof layers on two sides into a whole, and adding an isolation layer at the corner.

S4, adding a V-shaped galvanized thin steel plate, adding the V-shaped galvanized thin steel plate on the top side of the waterproof layer after the waterproof layer is constructed, filling heat insulation materials in the deformation joint, and fixing the galvanized thin steel plate and the waterproof layer by steel nails;

and S5, paving a cement mortar cushion layer, paving the cement mortar cushion layer and placing a steel plate on the top of the galvanized steel sheet after the galvanized steel sheet is constructed, and fixing the steel plate, the cement mortar cushion layer and the galvanized steel sheet to the waterproof layer by using a single-side expansion bolt.

And S6, reserving side seams, reserving the side seams in advance, and caulking the seams after finishing the construction with the decorative surface layer.

Compared with the prior art, the invention has the beneficial effects that: under the rainfall environment, the caulking paste can block most rainwater from permeating; scattered rainwater is blocked by the cement mortar cushion layer after permeating; the rest part can not penetrate through the V-shaped galvanized thin steel plate and the waterproof layer, and the waterproof purpose is achieved. In the daily use process, the stress is transmitted to the steel plate from the facing surface layer, returns to the platform through the cement mortar cushion layer and the waterproof layer and reaches the invisible and attractive purpose.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

FIG. 1 is a schematic structural view of a horizontal waterproof deformation joint structure disclosed by the invention;

FIG. 2 is a schematic structural view of a horizontal waterproof deformation joint structure according to an embodiment of the present invention;

FIG. 3 is a schematic flow chart of a horizontal waterproof deformation joint construction method disclosed by the invention.

Description of reference numerals: 1-facing surface layer, 2-concrete returning platform, 3-caulking paste, 4-waterproof layer, 5-steel plate, 6-cement mortar cushion layer, 7-galvanized thin steel plate, 8-heat insulation material, 9-fire retardant belt, 10-steel nail, 11-isolation layer and 12-expansion bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.