CN221663422U - A bridge formwork with high rust resistance for road and bridge construction projects - Google Patents

Abstract

The utility model discloses a bridge template with high antirust strength for road and bridge construction engineering, which comprises a bridge template body, wherein the surface of the bridge template body is provided with a protective layer, and the protective layer comprises an adhesive layer, a corrosion-resistant layer, a waterproof layer, a heat-insulating layer and a wear-resistant layer. According to the utility model, the waterproof layer is designed, the active epoxy groups of the zinc-based epoxy coating react with free bonds on the metal surface in the curing process to form firm chemical bonds, so that the riveting structure formed by the coating and the metal matrix is formed, and the chemical bonds formed between the coatings are tightly integrated with the composite coating, thereby avoiding direct contact of moisture in concrete with the bridge formwork body and corrosion of the bridge formwork body.

Description

A bridge formwork with high rust resistance for road and bridge construction projects

Technical Field

The utility model relates to the technical field of road and bridge construction, in particular to a bridge template with high rust-proof strength for road and bridge construction engineering.

Background Art

Buildings refer to artificially constructed assets and fall under the category of fixed assets, including two categories: houses and structures. Houses refer to engineering buildings for people to live, work, study, produce, operate, entertain, store goods and conduct other social activities. Structures are different from buildings. Structures refer to engineering buildings other than houses, such as walls, roads, dams, wells, tunnels, water towers, bridges and chimneys, etc., which involve bridge formwork for road and bridge construction projects. However, the existing bridge formwork has poor anti-rust effect and low strength, which leads to the inability to meet people's usage needs.

Utility Model Content

The utility model aims to provide a bridge template with high anti-rust strength for road and bridge construction engineering, which has the advantage of good anti-rust performance and solves the problem of poor anti-rust performance of existing devices.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bridge formwork with high anti-rust strength for road and bridge construction projects, comprising a bridge formwork body, the surface of the bridge formwork body is provided with a protective layer, the protective layer comprises an adhesive layer, a corrosion-resistant layer, a waterproof layer, a heat-insulating layer and a wear-resistant layer, one side of the adhesive layer is provided with a corrosion-resistant layer, one side of the corrosion-resistant layer is provided with a waterproof layer, one side of the waterproof layer is provided with a heat-insulating layer, and one side of the heat-insulating layer is provided with a wear-resistant layer.

Preferably, the material of the bonding layer is metal aluminum powder, and the bonding layer is electroplated on the surface of the bridge formwork body.

Preferably, the corrosion-resistant layer comprises an anti-corrosion paint coating, a ceramic fiber layer and a glass fiber layer, a ceramic fiber layer is arranged on one side of the anti-corrosion paint coating, a glass fiber layer is arranged on one side of the ceramic fiber layer, and the anti-corrosion paint coating is a polyurethane anti-corrosion paint.

Preferably, the waterproof layer includes a zinc-based epoxy coating and a polyester coating, and a polyester coating is provided on one side of the zinc-based epoxy coating.

Preferably, the thermal insulation layer is a ceramic coating, and the wear-resistant layer is a diamond-like coating.

Preferably, the thickness of the heat-insulating layer is the same as the thickness of the wear-resistant layer, and the thickness of the wear-resistant layer is between 0.2 mm and 0.4 mm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. The utility model designs a waterproof layer. During the curing process of the zinc-based epoxy coating, the active epoxy groups react with the free bonds on the metal surface to form strong chemical bonds, so that the coating and the metal substrate form a riveted structure, and the chemical bonds formed between the coatings make the composite coating tightly integrated, thereby avoiding direct contact between the moisture in the concrete and the bridge formwork body to prevent it from being corroded. By designing a corrosion-resistant layer, the bridge formwork body can be effectively prevented from being corroded by acidic liquids, achieving multiple anti-corrosion effects, effectively improving the corrosion resistance of the bridge formwork body, and extending its service life, thereby achieving a good anti-rust performance effect, and solving the problem of poor anti-rust performance of existing devices.

2. The utility model designs a heat-insulating layer, and the material with low thermal conductivity can isolate the transfer of heat, making it more cold-resistant in cold areas. By designing a bonding layer, the adhesion of the surface of the bridge formwork body is increased. By designing a wear-resistant layer, the surface protective layer is prevented from being worn and damaged.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic diagram of the structure of the utility model;

FIG2 is a front cross-sectional view of the protective layer structure of the utility model;

FIG3 is a front cross-sectional view of the corrosion-resistant layer structure of the utility model;

FIG4 is a front cross-sectional view of the waterproof layer structure of the present invention.

In the figure: 1. Bridge formwork body; 2. Protective layer; 21. Adhesive layer; 22. Corrosion-resistant layer; 221. Corrosion-resistant paint coating; 222. Ceramic fiber layer; 223. Glass fiber layer; 23. Waterproof layer; 231. Zinc-based epoxy coating; 232. Polyester coating; 24. Thermal insulation layer; 25. Wear-resistant layer.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1-4, a bridge template with high anti-rust strength for road and bridge construction engineering, including a bridge template body 1, a protective layer 2 is arranged on the surface of the bridge template body 1, and the protective layer 2 includes a bonding layer 21, a corrosion-resistant layer 22, a waterproof layer 23, a heat-insulating layer 24 and a wear-resistant layer 25. The material of the bonding layer 21 is metal aluminum powder, and the bonding layer 21 is electroplated on the surface of the bridge template body 1. By designing the heat-insulating layer 24, the material with low thermal conductivity can isolate the transfer of heat, and is more cold-resistant in cold areas. By designing the bonding layer 21, the bridge is increased. The adhesion of the surface of the template body 1 is improved by designing a wear-resistant layer 25 to prevent the surface protective layer 2 from being worn and damaged. A corrosion-resistant layer 22 is provided on one side of the bonding layer 21. The corrosion-resistant layer 22 includes an anti-corrosion paint coating 221, a ceramic fiber layer 222 and a glass fiber layer 223. A ceramic fiber layer 222 is provided on one side of the anti-corrosion paint coating 221. A glass fiber layer 223 is provided on one side of the ceramic fiber layer 222. The anti-corrosion paint coating 221 is a polyurethane anti-corrosion paint. A waterproof layer 23 is provided on one side of the corrosion-resistant layer 22. The waterproof layer 23 includes a The invention comprises a zinc-based epoxy coating 231 and a polyester coating 232. The polyester coating 232 is arranged on one side of the zinc-based epoxy coating 231. The heat-insulating layer 24 is arranged on one side of the waterproof layer 23. The wear-resistant layer 25 is arranged on one side of the heat-insulating layer 24. The heat-insulating layer 24 is a ceramic coating. The wear-resistant layer 25 is a diamond-like coating. The thickness of the heat-insulating layer 24 is the same as that of the wear-resistant layer 25. The thickness of the wear-resistant layer 25 is between 0.2 mm and 0.4 mm. By designing the waterproof layer 23, the active epoxy group of the zinc-based epoxy coating 231 and the free surface of the metal surface are The debonding reaction forms a strong chemical bond, so that the coating and the metal substrate form a riveted structure, and the chemical bonds formed between the coatings make the composite coating tightly integrated, thereby preventing the moisture in the concrete from directly contacting the bridge formwork body 1 and preventing it from rusting. By designing the corrosion-resistant layer 22, the bridge formwork body 1 can be effectively prevented from being corroded by acidic liquids, achieving multiple anti-corrosion effects, effectively improving the corrosion resistance of the bridge formwork body 1, and extending its service life, thereby achieving a good anti-rust performance effect, and solving the problem of poor anti-rust performance of the existing device.

When in use, by designing a waterproof layer 23, the active epoxy group of the zinc-based epoxy coating 231 reacts with the free bonds on the metal surface during the curing process to form a strong chemical bond, so that the coating and the metal substrate form a riveted structure, and the chemical bonds formed between the coatings make the composite coating tightly integrated, thereby avoiding direct contact between the moisture in the concrete and the bridge formwork body 1 to prevent it from rusting. By designing a corrosion-resistant layer 22, the bridge formwork body 1 can be effectively prevented from being corroded by acidic liquids, achieving multiple anti-corrosion effects, effectively improving the corrosion resistance of the bridge formwork body 1, and extending its service life, thereby achieving a good anti-rust performance effect, and solving the problem of poor anti-rust performance of existing devices.

In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent. In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or connected or set as a whole. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A bridge formwork with high anti-rust strength for road and bridge construction engineering, comprising a bridge formwork body (1), characterized in that: a protective layer (2) is provided on the surface of the bridge formwork body (1), the protective layer (2) comprises an adhesive layer (21), a corrosion-resistant layer (22), a waterproof layer (23), a heat-insulating layer (24) and a wear-resistant layer (25), the corrosion-resistant layer (22) is provided on one side of the adhesive layer (21), the waterproof layer (23) is provided on one side of the corrosion-resistant layer (22), the heat-insulating layer (24) is provided on one side of the waterproof layer (23), the heat-insulating layer (24) is provided on one side of the heat-insulating layer (24), and the wear-resistant layer (25) is provided on one side of the heat-insulating layer (24). 2. A bridge formwork with high rust resistance for road and bridge construction engineering according to claim 1, characterized in that the material of the bonding layer (21) is metal aluminum powder, and the bonding layer (21) is electroplated on the surface of the bridge formwork body (1). 3. A bridge formwork with high anti-rust strength for road and bridge construction engineering according to claim 1, characterized in that: the corrosion-resistant layer (22) comprises an anti-corrosion paint coating (221), a ceramic fiber layer (222) and a glass fiber layer (223), one side of the anti-corrosion paint coating (221) is provided with a ceramic fiber layer (222), one side of the ceramic fiber layer (222) is provided with a glass fiber layer (223), and the anti-corrosion paint coating (221) is a polyurethane anti-corrosion paint. 4. A bridge formwork with high anti-rust strength for road and bridge construction engineering according to claim 1, characterized in that: the waterproof layer (23) comprises a zinc-based epoxy coating (231) and a polyester coating (232), and a polyester coating (232) is provided on one side of the zinc-based epoxy coating (231). 5. A bridge formwork with high anti-rust strength for road and bridge construction engineering according to claim 1, characterized in that the heat insulation layer (24) is a ceramic coating, and the wear-resistant layer (25) is a diamond-like coating. 6. A bridge formwork with high anti-rust strength for road and bridge construction engineering according to claim 1, characterized in that the thickness of the heat insulation layer (24) is the same as the thickness of the wear-resistant layer (25), and the thickness of the wear-resistant layer (25) is between 0.2 mm and 0.4 mm.