Metal external wall panel bottom closing-up system

Abstract

The utility model discloses a metal external wall panel bottom closing-up system which comprises a chemical bolt embedded in the side face of a completed ground ring beam, a rear galvanized steel plate is installed on the chemical bolt, galvanized angle steel is welded to the rear galvanized steel plate, a steel square pipe keel is welded to the galvanized angle steel, and a steel square pipe is welded to the steel square pipe keel. A galvanized steel supporting plate is welded to the steel square pipe keel, a metal rock wool sandwich plate is installed on the galvanized steel supporting plate and pressed on the galvanized steel supporting plate, and sealing aluminum plates are arranged on the galvanized steel supporting plate and the galvanized angle steel. According to the metal external wall panel, the problems that the sealing performance of the closing-up part at the bottom of the metal external wall panel is poor, the heat preservation effect is poor, and water seepage is prone to occurring are solved, and the integrity of the metal external wall panel is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of road traffic construction, in particular to a bottom closing system of a metal exterior wall panel. Background Art

[0002] Metal exterior wall panels refer to building envelope structures composed of metal panels and insulating cores, which are reliably connected to the main structure through metal keels and do not share the forces exerted on the main structure. They are currently widely used in rail transit depots, industrial plants and other projects.

[0003] However, there are some disadvantages in the existing metal exterior wall panel construction, such as:

[0004] The bottom joint of the metal exterior wall panel has poor sealing, poor thermal insulation effect, and is prone to water seepage.

[0005] The bottom of the exterior wall is easy to deform and difficult to replace, which affects the appearance;

[0006] The existing bottom closing methods of metal exterior wall panels often only take into account the closing and sealing effects, but fail to take into account the functions of strengthening the metal exterior wall panel keel and supporting the weight of the metal exterior wall panel. In addition, they cannot be made sturdy, durable, not easy to deform and easy to replace, and cannot systematically solve the bottom closing problem. Utility Model Content

[0007] The utility model aims to address the deficiencies in the prior art and provides a bottom closing system for a metal exterior wall panel, comprising a chemical bolt implanted on the side of a completed ground ring beam, a post-galvanized steel plate installed on the chemical bolt, a galvanized angle steel welded to the post-galvanized steel plate, a steel square tube keel welded to the galvanized angle steel, a galvanized steel support plate welded to the steel square tube keel, a metal rock wool sandwich panel installed on the galvanized steel support plate, the metal rock wool sandwich panel is pressed on the galvanized steel support plate, a sealing aluminum plate is arranged on the galvanized steel support plate and the galvanized angle steel, and the joints between the sealing aluminum plate and the metal rock wool sandwich panel and between the sealing aluminum plate and the ground ring beam are sealed by injecting weather-resistant sealant.

[0008] Preferably, the chemical bolt is anchored into the ring beam to a depth of not less than 120 mm, and the anchoring glue of the chemical anchor bolt is mechanically injected and is a modified epoxy resin or modified vinyl ester material.

[0009] Preferably, the steel square tube keel has a surface that is hot-dip and zinc-plated, with an average film thickness of not less than 70 μm, and is sprayed with fluorocarbon, with a paint film thickness of not less than 35 μm; the weld height of the welding parts is 6 mm.

[0010] Preferably, the sealing aluminum plate has a thickness of not less than 3 mm and is fixed to the galvanized steel support plate and galvanized angle steel by screws and gaskets.

[0011] Preferably, the surface of the sealing aluminum plate is treated with fluorocarbon spraying, and the thickness of the paint film is not less than 35 μm.

[0012] In summary, the utility model has the following beneficial effects:

[0013] The rear galvanized steel plate and the galvanized angle steel used in the utility model can, on the one hand, reinforce the keel of the metal exterior wall panel and increase the stability of the metal exterior wall panel, and on the other hand, can also fix the position of the sealing aluminum plate.

[0014] The galvanized steel support plate used in the utility model can support the weight of the metal rock wool exterior wall plate on the one hand, and can also reinforce the sealing aluminum plate on the other hand.

[0015] The utility model comprehensively and systematically solves the problems of poor sealing, poor thermal insulation and easy water seepage at the bottom closing part of the metal exterior wall panel by arranging a sealing aluminum plate, thereby improving the integrity of the metal exterior wall panel; the sealing aluminum plate can be sprayed with fluorocarbon paint of the same color as the metal exterior wall panel, thereby improving the appearance of the metal exterior wall panel; the sealing aluminum plate is sturdy and durable, has a simple structure, is easy to purchase, convenient to construct, not easy to deform, and easy to replace, thereby avoiding affecting the aesthetic effect of the metal exterior wall panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is the elevation drawing of the bottom closing system of the metal exterior wall panel;

[0018] Figure 2 This is a cross-sectional view of the wall panel bottom finishing system.

[0019] In the figure: 1. Metal rock wool sandwich panel; 2. Steel square tube keel; 3. Galvanized steel support plate; 4. Sealing aluminum plate; 5. Galvanized angle steel; 6. Weather-resistant sealant; 7. Post-galvanized steel plate; 8. Chemical anchor bolt. DETAILED DESCRIPTION

[0020] The technical solution of the utility model is described in detail below with reference to the accompanying drawings, but the protection scope of the utility model is not limited to the embodiments.

[0021] Reference Figure 1The utility model discloses a bottom closing system for a metal exterior wall panel, comprising a chemical bolt implanted on the side of a completed ground ring beam, a post-galvanized steel plate installed on the chemical bolt, a galvanized angle steel welded on the post-galvanized steel plate, a steel square tube keel welded on the galvanized angle steel, a galvanized steel support plate welded on the steel square tube keel, a metal rock wool sandwich panel installed on the galvanized steel support plate, the metal rock wool sandwich panel is pressed on the galvanized steel support plate, a sealing aluminum plate is arranged on the galvanized steel support plate and the galvanized angle steel, and the joints between the sealing aluminum plate and the metal rock wool sandwich panel and between the sealing aluminum plate and the ground ring beam are sealed by injecting weather-resistant sealant.

[0022] The construction method of the utility model is as follows:

[0023] 1. A chemical bolt 8 is implanted on the side of the completed ground ring beam, and a post-installed galvanized steel plate 7 is installed on the chemical bolt; the depth of the chemical bolt anchored into the ring beam is not less than 120 mm, and the on-site non-destructive test of the pull-out bearing capacity meets the requirements of the specification. The anchoring glue of the chemical anchor bolt adopts a mechanical injection type, which is a modified epoxy resin or modified vinyl ester material.

[0024] 2. Weld the galvanized angle steel 5 on the rear galvanized steel plate 7, weld the steel square tube keel 2 to the galvanized angle steel 5, and weld the galvanized steel support plate 3 on the steel square tube keel 2; the surface of the steel square tube keel 2 is hot-dip galvanized, and the average film thickness is not less than 70μm, and the surface is fluorocarbon sprayed, and the thickness of the paint film is not less than 35μm; the weld height of the welding part is 6mm, and the corresponding part needs to be re-painted after welding; measures are taken on the steel surface to avoid bimetallic contact corrosion.

[0025] 3. Install the metal rock wool sandwich panel 1 on the galvanized steel support plate 3; the metal rock wool sandwich panel 1 needs to be pressed on the galvanized steel support plate 3 so that the galvanized steel support plate 3 can support the weight of the metal rock wool sandwich panel 1.

[0026] 4. A sealing aluminum plate 4 is arranged on the galvanized steel support plate 3 and the galvanized angle steel 5. The thickness of the sealing aluminum plate 4 is not less than 3 mm. The sealing aluminum plate 4 is fixed to the galvanized steel support plate 3 and the galvanized angle steel 5 by screws and gaskets. The surface of the sealing aluminum plate 4 is treated with fluorocarbon spraying, and the thickness of the paint film is not less than 35 μm. Measures are taken to avoid bimetallic corrosion on the contact surface between the aluminum plate 4 and the zinc steel support plate 3 and the galvanized angle steel 5.

[0027] 5. The joints between the sealing aluminum plate 4 and the metal rock wool sandwich panel 1 and between the sealing aluminum plate 4 and the ground ring beam are sealed with weather-resistant sealant 6. The weather-resistant sealant 6 needs to be filled fully and densely to prevent water vapor from penetrating into the room.

[0028] The utility model approach is only applicable to metal exterior wall panels and is a construction method for the bottom closing system of metal exterior wall panels. The use of this engineering approach can effectively improve the sealing, thermal insulation, waterproofness and appearance of the bottom closing system of metal exterior wall panels.

[0029] The materials of the bottom closing system of the metal exterior wall panel of the utility model are easy to purchase, are mature products, and can be quickly installed and constructed. The sealing aluminum plate of the bottom closing system of the metal exterior wall panel of the utility model can be replaced at any time, which can ensure the beautiful effect of the metal exterior wall panel.

[0030] As mentioned above, although the present invention has been represented and described with reference to specific preferred embodiments, it should not be interpreted as a limitation of the present invention itself. Various changes in form and details may be made without departing from the spirit and scope of the present invention defined in the appended claims.

Claims

1. A metal exterior wall panel bottom closing system, characterized by: It includes chemical bolts implanted on the side of the completed ground ring beam, a post-galvanized steel plate is installed on the chemical bolt, a galvanized angle steel is welded on the post-galvanized steel plate, a steel square tube keel is welded on the galvanized angle steel, a galvanized steel support plate is welded on the steel square tube keel, a metal rock wool sandwich panel is installed on the galvanized steel support plate, the metal rock wool sandwich panel is pressed on the galvanized steel support plate, a sealing aluminum plate is arranged on the galvanized steel support plate and the galvanized angle steel, and the joints between the sealing aluminum plate and the metal rock wool sandwich panel and the sealing aluminum plate and the ground ring beam are sealed by injecting weather-resistant sealant.

2. A metal exterior wall panel bottom closing system according to claim 1, characterized in that: The chemical bolt is anchored into the ring beam to a depth of not less than 120 mm. The anchoring glue of the chemical anchor bolt is mechanically injected and is a modified epoxy resin or modified vinyl ester material.

3. A metal exterior wall panel bottom closing system according to claim 2, characterized in that: The surface of the steel square tube keel is hot-dipped and plated with zinc, with an average film thickness of not less than 70 μm, and the surface is sprayed with fluorocarbon, with a film thickness of not less than 35 μm; The weld height between it and the galvanized steel support plate is 6mm.

4. A metal exterior wall panel bottom closing system according to claim 3, characterized in that: The sealing aluminum plate has a thickness of not less than 3 mm and is fixed to the galvanized steel support plate and galvanized angle steel by means of screws and gaskets.

5. A metal exterior wall panel bottom closing system according to claim 4, characterized in that: The surface of the sealing aluminum plate is treated with fluorocarbon spraying, and the thickness of the paint film is not less than 35 μm.

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