Repair structure for leakproofness of outer curtain wall of old building

Abstract

The utility model discloses an old building outer curtain wall leakproofness repairing structure which comprises a curtain wall assembly, and the curtain wall assembly comprises a curtain wall cross beam. The repairing assembly comprises a weather-proof sealant rear foam rod, a decorative plate, a waterproof galvanized steel plate, a galvanized steel plate and heat preservation rock wool; the weather-proof sealant rear foam rod is fixedly connected to the outer side of the curtain wall cross beam, the decorative plate is fixedly connected to the outer side of the weather-proof sealant rear foam rod, the waterproof galvanized steel plate is fixedly connected to one side of the inner end of the curtain wall cross beam, and the galvanized steel plate is fixedly connected to the outer side of the waterproof galvanized steel plate. The heat preservation rock wool is filled in the hole positions of the waterproof galvanized steel sheet and the galvanized steel sheet. The problems that a common curtain wall is poor in leakproofness, and water seepage is caused mainly due to the fact that a main stress component aluminum profile expands due to heat and contracts due to cold, and original sealant is pulled open; the sealant cracks; no weather-proof sealant and the like are used in the engineering. Generally, the problem that the long-time reliability cannot be ensured due to re-gluing is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of building design, in particular to a repair structure for the airtightness of an exterior curtain wall of an old building. Background Art

[0002] Curtain wall buildings are eroded by various factors over time during long-term use, such as climate change, pollutants, temperature differences, wind, etc., and the curtain wall ages. The local nodes of curtain wall system buildings have poor airtightness and water seepage problems, which seriously affect the use function and life of the building and reduce the safety and durability of the building.

[0003] However, it still has the following disadvantages in actual use:

[0004] The main reasons for poor airtightness and water seepage of curtain walls include: thermal expansion and contraction of the main load-bearing aluminum profiles, which pulls the original sealant apart; sealant cracking; failure to use weather-resistant sealant in the project, etc. The usual solution is to re-apply sealant, which cannot guarantee long-term reliability. Utility Model Content

[0005] The purpose of the utility model is to provide a repair structure for the airtightness of the exterior curtain wall of an old building, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a repair structure for the airtightness of the exterior curtain wall of an old building, comprising:

[0008] A curtain wall assembly, the curtain wall assembly comprising a curtain wall beam;

[0009] Repair components, including weather-resistant glue rear foam rods, decorative panels, waterproof galvanized steel plates, galvanized steel plates, and thermal insulation rock wool;

[0010] The weather-resistant glue rear foam rod is fixedly connected to the outer side of the curtain wall beam, the decorative panel is fixedly connected to the outer side of the weather-resistant glue rear foam rod, the waterproof galvanized steel plate is fixedly connected to one side of the inner end of the curtain wall beam, the galvanized steel plate is fixedly connected to the outer side of the waterproof galvanized steel plate, and the thermal insulation rock wool is filled in the pores between the waterproof galvanized steel plate and the galvanized steel plate.

[0011] Furthermore, the curtain wall assembly also includes outdoor ground, indoor surface layer, glass curtain wall, civil structure and metal embedded parts;

[0012] The indoor surface layer is located outside the outdoor ground, the curtain wall beams are located at the upper end of the indoor surface layer, the glass curtain wall is located at the outer surface of the curtain wall beams, the civil structure is located below the indoor surface layer, and the metal embedded parts are located inside the civil structure.

[0013] Furthermore, the repair components also include rivets, fireproof sealant, nails and stainless steel screws;

[0014] The rivet penetrates the lower end of the waterproof galvanized steel plate, the fireproof sealant is located at the outer end of the rivet, the nail penetrates the bottom end of the waterproof galvanized steel plate and extends into the civil structure, and the stainless steel screws penetrate the galvanized steel plate and the waterproof galvanized steel plate respectively.

[0015] Furthermore, the decorative plate is located at the junction of the curtain wall beam and the outdoor ground, and the fireproof sealant is located on the outer surface of the waterproof galvanized steel plate.

[0016] Furthermore, the galvanized steel plate is located on the inner side of the indoor surface layer, and the weather-resistant adhesive rear foam rod is located on the inner side of the glass curtain wall.

[0017] Furthermore, the thermal insulation rock wool is located outside the civil engineering structure, the galvanized steel plate is connected to the curtain wall beam by stainless steel screws, and the galvanized steel plate is connected to the civil engineering structure by nails.

[0018] Compared with the prior art, the advantages of the present invention are:

[0019] The utility model considers the use of waterproof galvanized steel plates and rock wool, the blocking measures during and after structural construction, the airtightness, and the structural, fireproof, and waterproof requirements. It thus meets the requirements of fireproofing, waterproofing, post-sealing, period maintenance, and aesthetics, and is comprehensive, highly feasible, and conducive to application and promotion.

[0020] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 This is a structural diagram of the utility model.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Weather-resistant glue post-foam rod; 2. Decorative panels; 3. Waterproof galvanized steel plates; 4. Galvanized steel plates; 5. Thermal insulation rock wool; 6. Rivets; 7. Fireproof sealant; 8. Nails; 9. Outdoor floor; 10. Indoor surface; 11. Glass curtain wall; 12. Curtain wall beams; 13. Civil engineering structure; 14. Metal embedded parts; 15. Stainless steel screws. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0027] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0028] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0029] See also Figure 1 As shown, this embodiment is a structure for repairing the airtightness of the exterior curtain wall of an old building, comprising:

[0030] A curtain wall assembly, the curtain wall assembly comprising a curtain wall beam 12;

[0031] Repair components, the repair components include weather-resistant glue rear foam rod 1, decorative plate 2, waterproof galvanized steel plate 3, galvanized steel plate 4, thermal insulation rock wool 5;

[0032] The weatherproof glue rear foam rod 1 is fixedly connected to the outer side of the curtain wall beam 12, the decorative plate 2 is fixedly connected to the outer side of the weatherproof glue rear foam rod 1, the waterproof galvanized steel plate 3 is fixedly connected to one side of the inner end of the curtain wall beam 12, the galvanized steel plate 4 is fixedly connected to the outer side of the waterproof galvanized steel plate 3, and the thermal insulation rock wool 5 is filled in the pores between the waterproof galvanized steel plate 3 and the galvanized steel plate 4;

[0033] The intersection of the curtain wall beam 12 and the outdoor ground 9 is sealed with a decorative plate 2, and the decorative plate 2 and the curtain wall beam 12 are sealed with a weather-resistant glue and a foam rod 1 to ensure air tightness. The use of thermal insulation rock wool 5 improves the tolerance of deformation of the old curtain wall and ensures energy-saving effects. The use of waterproof galvanized steel plates 3 improves airtightness and waterproofness.

[0034] The curtain wall assembly also includes an outdoor ground 9, an indoor surface layer 10, a glass curtain wall 11, a civil structure 13 and metal embedded parts 14;

[0035] The indoor surface layer 10 is located outside the outdoor ground 9, the curtain wall beam 12 is located at the upper end of the indoor surface layer 10, the glass curtain wall 11 is located at the outer surface of the curtain wall beam 12, and the civil engineering structure 13 is located below the indoor surface layer 10. The metal embedded parts 14 are located inside the civil engineering structure 13;

[0036] The repair components also include rivets 6, fireproof sealant 7, nails 8 and stainless steel screws 15;

[0037] The rivet 6 penetrates the lower end of the waterproof galvanized steel plate 3, the fireproof sealant 7 is located at the outer end of the rivet 6, the nail 8 penetrates the bottom end of the waterproof galvanized steel plate 3 and extends into the civil engineering structure 13, and the stainless steel screw 15 penetrates the galvanized steel plate 4 and the waterproof galvanized steel plate 3 respectively;

[0038] The outdoor ground 9 is sealed by injecting glue at the connection position between the waterproof galvanized steel plate 3 and the curtain wall beam 12 and the civil structure 13. The waterproof galvanized steel plate 3 is sealed by nails 8, rivets 6, and fireproof sealant 7. The waterproof galvanized steel plate 3 and the civil structure 13 are sealed by thermal insulation rock wool 5;

[0039] The decorative plate 2 is located at the intersection of the curtain wall beam 12 and the outdoor ground 9, and the fireproof sealant 7 is located on the outer surface of the waterproof galvanized steel plate 3;

[0040] The galvanized steel plate 4 is located on the inner side of the indoor surface layer 10, and the weather-resistant adhesive rear foam rod 1 is located on the inner side of the glass curtain wall 11;

[0041] The thermal insulation rock wool 5 is located outside the civil engineering structure 13, the galvanized steel plate 4 is connected to the curtain wall beam 12 through the stainless steel screws 15, and the galvanized steel plate 4 is connected to the civil engineering structure 13 through the nails 8;

[0042] The indoor surface layer 10 is connected to the curtain wall beam 12 by using galvanized steel plate 4 through stainless steel screws 15 and to the civil structure 13 by nails 8;

[0043] Working principle: When the ground junction position where the glass curtain wall 11 has poor airtightness and water seepage is found, the outdoor ground 9 is sealed by injecting glue at the connection position with the curtain wall beam 12 and the civil structure 13 through the waterproof galvanized steel plate 3, and the waterproof galvanized steel plate 3 is sealed with nails 8, rivets 6, and fireproof sealant 7, and the waterproof galvanized steel plate 3 and the civil structure 13 are sealed with thermal insulation rock wool 5; the outdoor ground 9 is connected to the curtain wall beam 12 and the civil structure 13 through the galvanized steel plate 4; the pore position between the outdoor ground 9 and the indoor surface layer 10 and the galvanized steel plate 4 is filled with thermal insulation rock wool 5. This method effectively ensures the airtightness of the glass curtain wall 11, and at the same time enhances the tolerance for re-deformation at the position with poor airtightness. By repairing the damaged parts in time, the integrity and aesthetics of the building can be maintained and the service life of the building can be extended.

[0044] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0045] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A structure for repairing the airtightness of the exterior curtain wall of an old building, characterized in that: include: A curtain wall assembly, the curtain wall assembly comprising a curtain wall beam (12); A repair component, the repair component comprising a weather-resistant adhesive post-foam rod (1), a decorative plate (2), a waterproof galvanized steel plate (3), a galvanized steel plate (4), and thermal insulation rock wool (5); The weather-resistant glue rear foam rod (1) is fixedly connected to the outer side of the curtain wall beam (12), the decorative plate (2) is fixedly connected to the outer side of the weather-resistant glue rear foam rod (1), the waterproof galvanized steel plate (3) is fixedly connected to one side of the inner end of the curtain wall beam (12), the galvanized steel plate (4) is fixedly connected to the outer side of the waterproof galvanized steel plate (3), and the thermal insulation rock wool (5) is filled in the pores between the waterproof galvanized steel plate (3) and the galvanized steel plate (4).

2. The airtightness repair structure of the exterior curtain wall of an old building according to claim 1 is characterized in that: The curtain wall assembly also includes an outdoor ground (9), an indoor surface layer (10), a glass curtain wall (11), a civil structure (13) and metal embedded parts (14); The indoor surface layer (10) is located outside the outdoor ground (9), the curtain wall beam (12) is located at the upper end of the indoor surface layer (10), the glass curtain wall (11) is located on the outer surface of the curtain wall beam (12), and the civil engineering structure (13) is located below the indoor surface layer (10). The metal embedded parts (14) are located inside the civil engineering structure (13).

3. The structure for repairing the airtightness of the exterior curtain wall of an old building according to claim 1 is characterized in that: The repair assembly also includes rivets (6), fireproof sealant (7), nails (8) and stainless steel screws (15); The pull rivet (6) penetrates the lower end of the waterproof galvanized steel plate (3), the fireproof sealant (7) is located at the outer end of the pull rivet (6), the nail (8) penetrates the bottom end of the waterproof galvanized steel plate (3) and extends into the civil engineering structure (13), and the stainless steel screw (15) penetrates the galvanized steel plate (4) and the waterproof galvanized steel plate (3) respectively.

4. The airtightness repair structure of the exterior curtain wall of an old building according to claim 1 is characterized in that: The decorative plate (2) is located at the junction of the curtain wall beam (12) and the outdoor ground (9), and the fireproof sealant (7) is located on the outer surface of the waterproof galvanized steel plate (3).

5. The airtightness repair structure of the exterior curtain wall of an old building according to claim 1 is characterized in that: The galvanized steel plate (4) is located on the inner side of the indoor surface layer (10), and the weather-resistant adhesive rear foam rod (1) is located on the inner side of the glass curtain wall (11).

6. The airtightness repair structure of the exterior curtain wall of an old building according to claim 1 is characterized in that: The thermal insulation rock wool (5) is located outside the civil engineering structure (13), the galvanized steel plate (4) is connected to the curtain wall beam (12) via stainless steel screws (15), and the galvanized steel plate (4) is connected to the civil engineering structure (13) via nails (8).

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