Building curtain wall drainage structure

Abstract

The utility model discloses a building curtain wall drainage structure which comprises cross beams, stand columns are fixedly connected to the sides, close to each other, of the two cross beams at equal intervals, panels are arranged on the outer sides of the cross beams and the stand columns at equal intervals, and first fixing profiles are arranged on one sides and the tops of the panels. Second fixing profiles are arranged on the other side and the bottom of the panel, and the first fixing profiles and the second fixing profiles are located on the outer side of the panel and connected with outer buckle profiles in a matched mode. The utility model relates to the technical field of building curtain walls, and solves the technical problems that in the prior art, panels are fixed through a profile frame structure, in severe weather, sealing failure of an airtight cavity in a profile frame is easily caused, rainwater enters the inner sides of the panels through a gap between the two panels, the rainwater is accumulated in the airtight cavity of the profile frame, and the sealing effect is affected. The water cannot be discharged in time and even permeates into the inner side of the building curtain wall, so that the waterproof effect of the building curtain wall is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of building curtain walls, in particular to a building curtain wall drainage structure. Background Art

[0002] The building curtain wall is a non-load-bearing exterior wall enclosure structure of a building, usually composed of panels (such as glass, metal plates, stone slabs, etc.) and supporting structures (such as aluminum beams and columns, steel structures, etc.). It can have a certain connection ability with the main structure, does not share the loads exerted on the main structure, and has a decorative effect. It is a lightweight wall commonly used in modern large and high-rise buildings. The curtain wall is not only beautiful, but also has defensive functions, energy saving, thermal insulation, and sound insulation. Its design and construction must consider factors such as the building's structure, climatic conditions, and environmental requirements to ensure safety and practicality. In the existing technology, the panels are fixed by a profile frame structure. In severe weather, the airtight cavity in the profile frame can easily fail to seal, and rainwater can enter the inner side of the panel through the gap between the two panels, causing rainwater to accumulate in the airtight cavity of the profile frame and unable to be discharged in time. It may even seep into the inner side of the building curtain wall, affecting the waterproof effect of the building curtain wall. Summary of the Invention

[0003] In response to the deficiencies of the prior art, the utility model provides a building curtain wall drainage structure, which solves the problem in the prior art that the panels are fixed by a profile frame structure, which easily causes the airtight cavity in the profile frame to fail to seal in severe weather, and rainwater enters the inner side of the panel through the gap between the two panels, causing rainwater to accumulate in the airtight cavity of the profile frame and unable to be discharged in time, and may even seep into the inner side of the building curtain wall, affecting the waterproof effect of the building curtain wall.

[0004] To achieve the above-mentioned purpose, the present invention is implemented through the following technical solutions: a building curtain wall drainage structure, including a crossbeam, two crossbeams are fixedly connected to columns at equal distances on the sides close to each other, panels are arranged at equal distances on the outsides of the crossbeams and columns, one side and the top of the panel are provided with a first fixing profile, the other side and the bottom of the panel are provided with a second fixing profile, the first fixing profile and the second fixing profile are located on the outside of the panel and are both matched and connected with an external buckle profile, the first fixing profile is located on the inside of the panel and is fixedly connected with a first connecting profile, the second fixing profile is located on the inside of the panel and is fixedly connected with a second connecting profile, the first connecting profile and the second connecting profile are both fixedly connected to the crossbeam and the column, the crossbeam is fixedly connected to a drainage trough below the panel, The drainage trough is fixedly connected to the crossbeam, and a first fixing groove is provided on a side of the second fixing profile close to the first fixing profile. A waterproof rubber strip is provided on the bottom of the drainage trough and the inner wall of the first fixing groove. A drainage inclined plate is provided on the top of the drainage trough and a side of the first fixing profile close to the second fixing profile. Drainage holes are equidistantly provided on both sides of the drainage trough on the drainage inclined plate. The waterproof rubber strip is cooperated with the drainage inclined plate. A trough plate is provided on the side where the first connecting profile and the second connecting profile are close to each other. A sealing plate is provided on one side of the trough plate. An airtight rubber strip is provided on one side of the trough plate. The airtight rubber strip is cooperated with the sealing plate. Trough plates are provided on the upper and lower parts of the drainage trough, and sealing plates are provided on the upper and lower parts of the drainage trough.

[0005] Preferably, the outer walls of the beam and the column on one side close to the panel are provided with mounting seats, the first connecting profile and the second connecting profile are both connected to the mounting seats, and a first support block is provided on the side of the mounting seat close to the first connecting profile and the second connecting profile, and the first connecting profile, the second connecting profile and the mounting seat are all fixedly connected to the beam and the column by fixing bolts.

[0006] Preferably, a second fixing groove is provided on the side of the outer buckle profile away from the panel, and dust sealing strips are provided on the inner walls of the second fixing grooves on both sides of the panel, and two adjacent dust sealing strips are matched and connected to each other.

[0007] Preferably, a decorative gusset plate is provided on the side of the beam and the column away from the panel, and the decorative gusset plate is respectively connected to the first connecting profile and the second connecting profile.

[0008] Preferably, a second support block is provided on the side of the first fixing profile and the second fixing profile close to the panel, and the second support block is connected to the panel in a cooperative manner. The outer buckle profile, the first connecting profile and the second connecting profile are all provided with a sealing strip on the side close to the panel, and the sealing strip is connected to the panel in a cooperative manner.

[0009] The utility model provides a building curtain wall drainage structure, which has the following beneficial effects: the building curtain wall drainage structure, through the cooperation among the crossbeam, the column, the panel, the first fixed profile, the second fixed profile, the first connecting profile, the second connecting profile, the drainage groove, the first fixed groove, the waterproof rubber strip, the drainage inclined plate, the groove plate, the airtight rubber strip, the sealing plate and the drainage hole, forms a decompression chamber inside the connection of the panel profile frame by the waterproof rubber strip and the drainage inclined plate, which can effectively reduce the direct impact pressure of rainwater on the profile frame, so that most rainwater is isolated outside the waterproof rubber strip and the drainage inclined plate, and at the same time, the drainage groove guides the rainwater outside and the small amount of rainwater entering the decompression chamber on the side of the panel at the bottom of the panel profile frame, so that the rainwater is discharged in time, thereby avoiding the accumulation of rainwater in the decompression chamber, and by forming two airtight chambers between the two airtight rubber strips and between the airtight rubber strip and the frame support structure, the airtight performance of the profile frame at the panel joint can be improved, and the infiltration of rainwater into the inside of the profile frame can be avoided, thereby improving the drainage performance of the building curtain wall.

[0010] By cooperating among the crossbeam, the column, the first connecting profile, the second connecting profile, the mounting seat, the first support block and the fixing bolts, and by embedding the first connecting profile and the second connecting profile into both sides of the mounting seat and fixing them to the crossbeam and the column respectively with fixing bolts, the connection stability between the profile frame and the frame support structure and the structural strength of the profile frame can be improved, which helps to improve the impact resistance of the building curtain wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a structural diagram of the center column, the first fixed profile and the first connecting profile of the present invention;

[0012] Figure 2 This is a structural diagram of the crossbeam, drainage trough and second fixed profile in the present invention;

[0013] Figure 3 This is a structural diagram of the panel, the first fixed profile and the second fixed profile in the present invention;

[0014] Figure 4 It is a structural schematic diagram of the drainage trough, drainage inclined plate and trough plate in the utility model.

[0015] In the figure: 1. Beam; 2. Column; 3. Panel; 4. First fixing profile; 5. Second fixing profile; 6. External buckle profile; 7. First connecting profile; 8. Second connecting profile; 9. Drainage groove; 10. First fixing groove; 11. Waterproof rubber strip; 12. Drainage inclined plate; 13. Groove plate; 14. Airtight rubber strip; 15. Sealing plate; 16. Drain hole; 17. Mounting seat; 18. First support block; 19. Fixing bolt; 20. Second fixing groove; 21. Dust-sealing rubber strip; 22. Decorative buckle plate; 23. Second support block; 24. Sealing rubber strip. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0017] In the prior art, the panels are fixed by a profile frame structure. In severe weather, the sealing of the airtight cavity in the profile frame is easily caused to fail, and rainwater enters the inner side of the panel through the gap between the two panels, causing rainwater to accumulate in the airtight cavity of the profile frame and unable to be discharged in time. It may even seep into the inner side of the building curtain wall, affecting the waterproof effect of the building curtain wall.

[0018] In view of this, the utility model provides a building curtain wall drainage structure, which is achieved by cooperating between beams, columns, panels, a first fixed profile, a second fixed profile, a first connecting profile, a second connecting profile, a drainage groove, a first fixed groove, a waterproof rubber strip, a drainage inclined plate, a groove plate, an airtight rubber strip, a sealing plate and a drainage hole. A decompression chamber is formed on the inner side of the connection of the panel profile frame through the waterproof rubber strip and the drainage inclined plate, which effectively reduces the direct impact pressure of rainwater on the profile frame, so that most of the rainwater is isolated on the outside of the waterproof rubber strip and the drainage inclined plate. At the same time, the drainage groove is used to guide the rainwater on the outside and the small amount of rainwater entering the decompression chamber on the side of the panel at the bottom of the panel profile frame, so that the rainwater is discharged in time and the accumulation of rainwater in the decompression chamber is avoided. In addition, two airtight cavities are formed between the two airtight rubber strips and between the airtight rubber strip and the frame support structure, so as to improve the airtight performance of the profile frame at the panel joint, avoid rainwater from penetrating into the inside of the profile frame, and improve the drainage performance of the building curtain wall.

[0019] Through the use of wires by those skilled in the art, all electrical components in this case are connected to their corresponding power supplies, and appropriate controllers and encoders should be selected according to actual conditions to meet control requirements. The specific connection and control sequence should refer to the following working principle, in which the electrical components are electrically connected in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0020] Depend on Figure 1-4 It can be seen that a building curtain wall drainage structure includes a crossbeam 1, and two crossbeams 1 are fixedly connected to the side with columns 2 at equal distances on each other. Panels 3 are arranged at equal distances on the outside of the crossbeam 1 and the column 2. A first fixing profile 4 is arranged on one side and the top of the panel 3, and a second fixing profile 5 is arranged on the other side and the bottom of the panel 3. The first fixing profile 4 and the second fixing profile 5 are located on the outside of the panel 3 and are both connected with an external buckle profile 6. The external buckle profile 6 is connected with the first fixing profile 4 and the second fixing profile 5 to form a covering for the side of the panel 3. The first fixing profile 4 is located on the inner side of the panel 3 and is fixedly connected with a first connecting profile 7. The second fixing profile 5 is located on the inner side of the panel 3 and is fixedly connected with a second connecting profile 8. The first connecting profile 7 and the second connecting profile 8 are both fixedly connected to the crossbeam 1 and the column 2. The crossbeam 1 is located below the panel 3 and is fixedly connected with a drainage trough 9. The drainage trough 9 is fixedly connected to the crossbeam 1, and a first fixing groove 10 is provided on the side of the second fixing profile 5 close to the first fixing profile 4. A waterproof rubber strip 11 is provided on the bottom of the drainage trough 9 and the inner wall of the first fixing groove 10. A drainage inclined plate 12 is provided on the top of the drainage trough 9 and the side of the first fixing profile 4 close to the second fixing profile 5. Drain holes 16 are equidistantly provided on both sides of the drainage inclined plate 12 of the drainage trough 9. The waterproof rubber strip 11 is cooperated with the drainage inclined plate 12 to be connected. A groove plate 13 is provided on the side where the first connecting profile 7 and the second connecting profile 8 are close to each other. A sealing plate 15 is provided on one side of the groove plate 13 of the first connecting profile 7 and the second connecting profile 8. An airtight rubber strip 14 is provided on one side of the groove plate 13. The airtight rubber strip 14 is cooperated with the sealing plate 15 to be connected. Grooves 13 are provided on the upper and lower parts of the drainage trough 9, and sealing plates 15 are provided on the upper and lower parts of the drainage trough 9.

[0021] In the specific implementation process, it is worth noting that the crossbeam 1 and the column 2 are the frame support structure for fixing the building curtain wall and are fixed to the building wall. The panel 3 is the decorative panel of the building curtain wall, and the material can be glass, metal plate or stone slab. Through the cooperation between the panel 3, the first fixed profile 4 and the second fixed profile 5, the first fixed profile 4 forms a covering on one side and the top of the panel 3, and the second fixed profile 5 forms a covering on the other side and the bottom of the panel 3. The outer buckle profile 6 is connected with the first fixed profile 4 and the second fixed profile 5 to form a covering on the side of the panel 3. Through the cooperation between the crossbeam 1, the column 2, the panel 3, the first fixed profile 4, the second fixed profile 5, the first connecting profile 7 and the second connecting profile 8, the first fixed profile 4 The panel 3 is fixed to the frame support structure through the first connecting profile 7, and the second fixing profile 5 is fixed to the frame support structure through the second connecting profile 8, so that the panel 3 is fixed to the frame support structure through the profile frame, and through the cooperation among the panel 3, the first fixing profile 4, the second fixing profile 5, the first fixing groove 10, the waterproof rubber strip 11 and the drainage inclined plate 12, a waterproof rubber strip 11 is provided on one side of the first fixing profile 4, and a drainage inclined plate 12 is provided on one side of the second fixing profile 5, and the waterproof rubber strip 11 is pressed against the drainage inclined plate 12 to keep the joint of the two panels 3 waterproof and sealed, and the waterproof rubber strip 11 and the drainage inclined plate 12 are used to guide rainwater to prevent a large amount of rainwater from entering the interior of the profile frame, and the first fixing profile 4, the second fixing profile 5, the first fixing groove 10, the waterproof rubber strip 11 and the drainage inclined plate 12 are used to cooperate with each other. The cooperation between the profile 5, the first connecting profile 7, the second connecting profile 8, the groove plate 13, the airtight rubber strip 14 and the sealing plate 15, at the joint of the two panels 3, the waterproof rubber strip 11 and the drainage inclined plate 12 form the first waterproof structure of the profile frame. Due to the sealing of the airtight rubber strip 14 and the sealing plate 15, a decompression chamber is formed on the inner side of the waterproof rubber strip 11 and the drainage inclined plate 12, which effectively reduces the direct impact pressure of rainwater on the profile frame, so that most of the rainwater is isolated on the outside of the waterproof rubber strip 11 and the drainage inclined plate 12. Through the cooperation between the first connecting profile 7, the second connecting profile 8, the groove plate 13, the airtight rubber strip 14 and the sealing plate 15, the second and The third waterproof structure forms two airtight cavities between the two airtight adhesive strips 14 and between the airtight adhesive strips 14 and the frame support structure, thereby improving the airtight performance of the profile frame at the joint of the panel 3 and preventing rainwater from penetrating into the inner side of the profile frame. The upper and lower parts of the drainage groove 9 are provided with groove plates 13, airtight adhesive strips 14 and sealing plates 15, so that the drainage groove 9 forms an airtight structure with the first connecting profile 7 at the bottom and the second connecting profile 8 at the top respectively. Through the cooperation between the first connecting profile 7, the second connecting profile 8, the drainage groove 9, the first fixing groove 10, the waterproof adhesive strip 11, the drainage inclined plate 12, the groove plate 13, the airtight adhesive strip 14, the sealing plate 15 and the drainage hole 16, the drainage groove 9 is fixed to the crossbeam 1 by bolts to guide rainwater at the bottom of the panel 3.And it covers the upper edge of the panel 3 at the bottom of the drainage groove 9. A small amount of rainwater entering the pressure relief cavity on the side of the panel 3 moves to the bottom under the action of gravity and gathers at the top of the drainage groove 9. It is effectively discharged through the drainage hole 16 to avoid the accumulation of rainwater in the pressure relief cavity. Through the cooperation between the crossbeam 1, the column 2, the panel 3, the first fixed profile 4, the second fixed profile 5, the first connecting profile 7, the second connecting profile 8, the drainage groove 9, the first fixed groove 10, the waterproof rubber strip 11, the drainage inclined plate 12, the groove plate 13, the airtight rubber strip 14, the sealing plate 15 and the drainage hole 16, the waterproof rubber strip 11 and the drainage inclined plate 12 are on the panel 3 profile frame. A decompression chamber is formed inside the connection of the panel 3, which effectively reduces the direct impact pressure of rainwater on the profile frame, so that most of the rainwater is isolated on the outside of the waterproof strip 11 and the drainage inclined plate 12. At the same time, the drainage groove 9 is used to guide the rainwater on the outside and the small amount of rainwater entering the decompression chamber on the side of the panel 3 at the bottom of the panel 3 profile frame, so that the rainwater can be discharged in time, avoiding the accumulation of rainwater in the decompression chamber. In addition, two airtight chambers are formed between the two airtight strips 14 and between the airtight strips 14 and the frame support structure, thereby improving the airtightness of the profile frame at the joint of the panel 3, preventing rainwater from penetrating into the inside of the profile frame, and improving the drainage performance of the building curtain wall.

[0022] Furthermore, a mounting seat 17 is provided on the outer wall of the side of the beam 1 and the column 2 close to the panel 3, and the first connecting profile 7 and the second connecting profile 8 are both connected to the mounting seat 17. A first support block 18 is provided on the side of the mounting seat 17 close to the first connecting profile 7 and the second connecting profile 8. The first connecting profile 7, the second connecting profile 8 and the mounting seat 17 are fixedly connected to the beam 1 and the column 2 by fixing bolts 19;

[0023] During the specific implementation process, it is worth noting that the first support block 18 is used to provide support between the first connecting profile 7, the second connecting profile 8 and the mounting seat 17, thereby improving the stability of the first connecting profile 7 and the second connecting profile 8 and preventing the first connecting profile 7 and the second connecting profile 8 from being deformed during installation. By cooperating among the crossbeam 1, the column 2, the first connecting profile 7, the second connecting profile 8, the mounting seat 17, the first support block 18 and the fixing bolts 19, the first connecting profile 7 and the second connecting profile 8 are embedded in both sides of the mounting seat 17 and fixed to the crossbeam 1 and the column 2 respectively by the fixing bolts 19, the connection stability between the profile frame and the frame support structure and the structural strength of the profile frame are improved.

[0024] Furthermore, a second fixing groove 20 is provided on the side of the outer buckle profile 6 away from the panel 3, and dust sealing strips 21 are provided on the inner walls of the second fixing grooves 20 on both sides of the panel 3, and two adjacent dust sealing strips 21 are connected to each other;

[0025] In the specific implementation process, it is worth noting that, through the cooperation between the panel 3, the outer buckle profile 6, the second fixing groove 20 and the dust sealing strip 21, at the joint of the two sides of the panel 3, the dust sealing strip 21 of the two panels 3 is tightly fitted together to form a dust-sealed structure at the joint, effectively isolating the outside dust and further reducing the ingress of rainwater into the joint;

[0026] Furthermore, a decorative gusset plate 22 is provided on the side of the beam 1 and the column 2 away from the panel 3, and the decorative gusset plate 22 is respectively connected to the first connecting profile 7 and the second connecting profile 8;

[0027] In the specific implementation process, it is worth noting that, through the cooperation between the crossbeam 1, the column 2, the first connecting profile 7, the second connecting profile 8 and the decorative gusset plate 22, after the connection and fixation of the profile frame and the frame support structure are completed, the decorative gusset plate 22 is buckled into the crossbeam 1 and the column 2 from the side away from the panel 3, so that the decorative gusset plate 22 covers the crossbeam 1, the column 2 and the fixing bolt 19, thereby improving safety and aesthetics;

[0028] Furthermore, a second support block 23 is provided on the side of the first fixing profile 4 and the second fixing profile 5 close to the panel 3, and the second support block 23 is connected to the panel 3. A sealing strip 24 is provided on the side of the outer buckle profile 6, the first connecting profile 7, and the second connecting profile 8 close to the panel 3, and the sealing strip 24 is connected to the panel 3.

[0029] During the specific implementation process, it is worth noting that through the cooperation between the panel 3, the first fixed profile 4, the second fixed profile 5 and the second support block 23, the second support block 23 is used to isolate and limit the first fixed profile 4 and the second fixed profile 5 and the second support block 23, thereby improving the stability of the panel 3, and through the cooperation between the panel 3, the first fixed profile 4, the second fixed profile 5, the external buckle profile 6, the first connecting profile 7, the second connecting profile 8 and the sealing strip 24, after the panel 3 is fixed to the profile frame, the sealing strip 24 is pressed against both sides of the edge of the panel 3 to form two sealing structures, thereby improving the sealing effect of the panel 3.

[0030] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include," "comprise," or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations. The phrase "includes an element defined by..." does not exclude the presence of other identical elements in the process, method, article, or device that includes the element.

[0031] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0032] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A building curtain wall drainage structure, comprising a beam (1), characterized in that: The two cross beams (1) are fixedly connected to the side close to each other with columns (2) at equal distances, and panels (3) are arranged at equal distances on the outside of the cross beams (1) and the columns (2), and a first fixed profile (4) is arranged on one side and the top of the panel (3), and a second fixed profile (5) is arranged on the other side and the bottom of the panel (3), and the first fixed profile (4) and the second fixed profile (5) are both connected to the outer side of the panel (3) with an external buckle profile (6), and the first fixed profile (4) A first connecting profile (7) is fixedly connected to the inner side of the panel (3); the second fixing profile (5) is fixedly connected to the inner side of the panel (3); the first connecting profile (7) and the second connecting profile (8) are fixedly connected to the crossbeam (1) and the column (2); the crossbeam (1) is fixedly connected to a drainage groove (9) below the panel (3); the drainage groove (9) is fixedly connected to the crossbeam (1); the second fixing profile (5) is close to the first fixing profile ( A first fixing groove (10) is provided on one side of the drainage groove (9), a waterproof adhesive strip (11) is provided on the bottom of the drainage groove (9) and the inner wall of the first fixing groove (10), a drainage inclined plate (12) is provided on the top of the drainage groove (9) and the side of the first fixing profile (4) close to the second fixing profile (5), drainage holes (16) are equidistantly provided on both sides of the drainage inclined plate (12) of the drainage groove (9), the waterproof adhesive strip (11) is connected with the drainage inclined plate (12), and the first connection A groove plate (13) is provided on one side of the connecting profile (7) and the second connecting profile (8) that are close to each other; a sealing plate (15) is provided on one side of the groove plate (13) of the first connecting profile (7) and the second connecting profile (8); an airtight adhesive strip (14) is provided on one side of the groove plate (13); the airtight adhesive strip (14) is connected to the sealing plate (15); the groove plates (13) are provided on the upper and lower sides of the drainage groove (9); and the sealing plates (15) are provided on the upper and lower sides of the drainage groove (9).

2. A building curtain wall drainage structure according to claim 1, characterized in that: The outer walls of the crossbeam (1) and the column (2) on one side close to the panel (3) are both provided with a mounting seat (17); the first connecting profile (7) and the second connecting profile (8) are both connected to the mounting seat (17); a first supporting block (18) is provided on one side of the mounting seat (17) close to the first connecting profile (7) and the second connecting profile (8); the first connecting profile (7), the second connecting profile (8) and the mounting seat (17) are all fixedly connected to the crossbeam (1) and the column (2) by fixing bolts (19).

3. The building curtain wall drainage structure according to claim 1, characterized in that: A second fixing groove (20) is provided on the side of the outer buckle profile (6) away from the panel (3), and dust sealing strips (21) are provided on the inner walls of the second fixing grooves (20) located on both sides of the panel (3), and two adjacent dust sealing strips (21) are connected to each other in a coordinated manner.

4. The building curtain wall drainage structure according to claim 1, characterized in that: The side of the crossbeam (1) and the column (2) away from the panel (3) is provided with a decorative gusset plate (22), and the decorative gusset plate (22) is respectively connected to the first connecting profile (7) and the second connecting profile (8).

5. The building curtain wall drainage structure according to claim 1, characterized in that: A second support block (23) is provided on the side of the first fixing profile (4) and the second fixing profile (5) close to the panel (3), and the second support block (23) is connected to the panel (3). A sealing strip (24) is provided on the side of the outer buckle profile (6), the first connecting profile (7) and the second connecting profile (8) close to the panel (3), and the sealing strip (24) is connected to the panel (3).

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