CN220080346U - A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall - Google Patents

Abstract

The utility model relates to the technical field of curtain wall waterproofing, in particular to a waterproof structure at an interface position of a double-layer straight-face curtain wall and an inclined-plane curtain wall. According to the utility model, the second waterproof plate is arranged below the first waterproof plate, and the first waterproof plate, the keels and the second waterproof plate form a closed space, so that the effect of the water collecting tank is achieved, the first waterproof plate is prevented from aging and generating cracks, when a small amount of water seepage enters the closed space through the first waterproof plate, the closed space is used for collecting the water seepage, the water seepage is prevented from directly flowing into a room, the water leakage at the interface positions of the double-layer straight curtain wall and the inclined curtain wall is avoided, and the waterproof requirement of the interface positions of the double-layer straight curtain wall and the inclined curtain wall is met.

Description

A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall

Technical field

The utility model relates to the technical field of curtain wall waterproofing, and in particular to a waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall.

Background technique

Curtain wall is the exterior wall of the building. It is not load-bearing and hangs like a curtain. Therefore, it is also called "curtain wall". It is a lightweight wall with decorative effect commonly used in modern large and high-rise buildings. It is a building envelope or decorative structure that is composed of panels and a supporting structure system, has a certain displacement capacity relative to the main structure or has a certain deformation capacity, and does not bear the role of the main structure.

The interface between the double-layer straight curtain wall and the sloped curtain wall is the weak point of the curtain wall waterproofing, which is difficult to control during the construction process. The existing method is to install lighting roof glass at the interface between the double-layer straight curtain wall and the sloped curtain wall, and use a lighting roof glass between Single-layer aluminum panels and weather-resistant sealant seal against water. However, after a long period of natural environmental erosion, the weather-resistant sealant is prone to aging, cracks, and leakage. In order to meet the waterproof requirements at the interface between the double-layer straight curtain wall and the inclined curtain wall, it is necessary to improve it.

Utility model content

The purpose of this utility model is to provide a method for solving the shortcomings in the existing technology of using the lighting roof glass, single-layer aluminum plate and weather-resistant sealant at the interface between the double-layer straight curtain wall and the sloped curtain wall, which are prone to aging, cracks, and leakage. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall, in which the second waterproof panel is disposed below the first waterproof panel and the first waterproof panel, the keel and the second waterproof panel form a closed space , to achieve the effect of a water collection tank to prevent the first waterproof board from aging and cracking. When a small amount of seepage water enters the closed space through the first waterproof board, use the closed space to collect the seepage water to prevent the seepage water from flowing directly into the room and avoid double-layer direct-facing curtain walls and slopes. There is water leakage at the interface of the curtain wall, which meets the waterproof requirements for the interface of double-layer straight curtain walls and inclined curtain walls.

In order to achieve the above purpose, the utility model provides a waterproof structure for the interface between a double-layer straight curtain wall and a sloped curtain wall, which includes a double-layer straight curtain wall and a sloped curtain wall. The double-layer straight curtain wall is provided with cross beams, and the slope curtain wall is provided with keels. A first waterproof board, a second waterproof board and an L-shaped transfer profile are provided between the keel and the first waterproof board. Both ends of the first waterproof board are connected to the cross beam and the L-shaped transfer profile through the L-shaped transfer profile. Between the keels, both ends of the second waterproof board are connected to the cross beam and the keel, the second waterproof board is arranged below the first waterproof board, and the first waterproof board, the keel and The second waterproof board forms a closed space.

Preferably, the first waterproof board is formed by overlapping a plurality of first waterproof blocks, and a first waterproof structure is provided at the overlap of the plurality of first waterproof blocks.

Preferably, the ends of the first waterproof blocks are respectively provided with first connecting parts and second connecting parts, and the second connecting parts of two adjacent first waterproof blocks are connected to the other first waterproof blocks. The first connecting parts of the blocks overlap each other and are fixed by fasteners, and the second connecting part and the first connecting part are sealed by the first waterproof structure.

Preferably, the first waterproof structure includes at least one first weather-resistant sealant layer and at least one first sealing rod, and the first weather-resistant sealant layer and the first sealing rod are stacked on the first connection. The first weather-resistant sealant layer is disposed above the first sealing rod between the first sealing rod and the second connecting portion.

Preferably, the second connection part includes a first bending member extending vertically from the first waterproof block, a second bending member extending horizontally from the first bending member, and a second bending member extending horizontally from the first waterproof block. The third bending part extends in the vertical direction of the bending part.

Preferably, the first connecting portion extends vertically from the first waterproof block and overlaps the inner side of the third bending member and is fixed by a fastener.

Preferably, the second waterproof board is formed by overlapping a plurality of second waterproof blocks, and a second waterproof structure is provided at the overlap of the plurality of second waterproof blocks.

Preferably, the ends of the second waterproof block are each provided with third connecting parts, and two adjacent third connecting parts are spliced to each other and sealed by the second waterproof structure.

Preferably, the third connecting portion extends vertically from the second waterproof block.

Preferably, the second waterproof structure includes at least one second weather-resistant sealant layer and at least one second sealing rod, and the second weather-resistant sealant layer and the second sealing rod are stacked on two adjacent ones. Between the third connecting parts, the second weather-resistant sealant layer is disposed above the second sealing rod.

Beneficial effects of this utility model:

1. The second waterproof board is arranged below the first waterproof board and the first waterproof board, the keel and the second waterproof board form a closed space to achieve the effect of a water collection tank and form a first layer of waterproofing. . Prevent the first waterproof board from aging and causing cracks. When a small amount of water seeps into the closed space through the first waterproof board, use the closed space to collect the seepage water to prevent the seepage water from flowing directly into the room and avoid leakage at the interface between the double-layer straight curtain wall and the inclined curtain wall to meet the needs of both parties. Waterproofing requirements for the interfaces of directly facing curtain walls and inclined curtain walls.

2. The first waterproof board is formed by overlapping a plurality of first waterproof blocks, a first waterproof structure is provided at the overlap of the plurality of first waterproof blocks, and the second waterproof board is formed by overlapping a plurality of second waterproof blocks. Formed, a second waterproof structure is provided at the overlap of the plurality of second waterproof blocks to form a second level of waterproofing. The first waterproof block and the second waterproof block are easy to assemble, and at the same time, the waterproof performance and durability of the first waterproof block and the second waterproof block are more guaranteed. This makes the interface between the double-layer straight curtain wall and the inclined curtain wall double waterproof, avoiding water leakage at the interface between the double-layer direct curtain wall and the inclined curtain wall, and meeting the waterproof requirements for the interface between the double-layer direct curtain wall and the inclined curtain wall.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

Figure 2 is a partial structural diagram of the utility model.

Figure 3 is another partial structural diagram of the utility model.

FIG. 4 is a schematic cross-sectional structural view of the first waterproof board and the second waterproof board in the A-A direction of FIG. 1 .

Figure 5 is a schematic structural diagram of the first waterproof structure of the present invention.

Figure 6 is a schematic structural diagram of the second waterproof structure of the present invention.

Reference signs include:

1. Double-layer direct-facing curtain wall; 11. Beams; 2. Inclined curtain wall; 12. Keel; 3. First waterproof board; 301. First horizontal section; 302. First vertical section; 303. First inclined section; 304. The second inclined section; 31. The first waterproof block; 311. The first connecting part; 312. The second connecting part; 3121. The first bending part; 3122. The second bending part; 3123. The third bending part; 4. The second waterproof board; 401. The second vertical section; 402. The third inclined section; 403. The fourth inclined section; 41. The second waterproof block; 411. The third connection part; 5. L-shaped transfer profile; 6. Confined space; 7. First waterproof structure; 71. First weather-resistant sealant layer; 72. First sealing rod; 8. Second waterproof structure; 81. Second weather-resistant sealant layer; 82. Second sealing rod .

Detailed ways

The utility model will be described in detail below with reference to the accompanying drawings.

As shown in Figures 1 to 6, the waterproof structure of the interface between a double-layer straight curtain wall and a sloped curtain wall of the present invention includes a double-layer straight curtain wall 1 and a sloped curtain wall 2. The double-layer straight curtain wall 1 is provided with a beam 11 and a sloped curtain wall. The curtain wall 2 is provided with a keel 12. A first waterproof board 3, a second waterproof board 4 and an L-shaped transfer profile 5 are provided between the beam 11 and the keel 12. Both ends of the first waterproof board 3 pass through the L-shaped transfer profile. 5 is connected between the beam 11 and the keel 12. The connection between the first waterproof panel 3 and the L-shaped transfer profile 5 and the connection between the L-shaped transfer profile 5 and the beam 11 and the keel 12 respectively are sealed through the glue process. The first waterproof board 3 is sealed and fixed between the beam 11 and the keel 12 to play a waterproof role. Both ends of the second waterproof board 4 are connected to the cross beam 11 and the keel 12 through self-tapping screws. The connections between the second waterproof board 4 and the cross beam 11 and the keel 12 are sealed through a gluing process, so that the second waterproof board 4 is sealed and fixed. Between the beam 11 and the keel 12, it plays a waterproof role. The second waterproof board 4 is arranged below the first waterproof board 3 and the first waterproof board 3, the keel 12 and the second waterproof board 4 form a closed space 6 to achieve the effect of a water collection tank and prevent the first waterproof board 3 from aging and cracking. , when a small amount of seepage water enters the closed space 6 through the first waterproof panel 3, use the closed space 6 to collect the seepage water to prevent the seepage water from flowing directly into the room, avoid leakage at the interface between the double-layer direct-facing curtain wall 1 and the sloped curtain wall 2, and meet the requirements of the double-layer direct-facing curtain wall 1 And the waterproof requirements for the 2 interfaces of the sloped curtain wall.

During use, the first waterproof board 3 and the second waterproof board 4 are both fluorocarbon sprayed aluminum boards, so that the first waterproof board 3 and the second waterproof board 4 have excellent fading resistance, frost resistance, and atmospheric pollution resistance. Such as acid rain and other corrosion resistance, strong UV resistance, strong crack resistance and the ability to withstand harsh weather environments. The thickness of the first waterproof board 3 is greater than the thickness of the second waterproof board 4. Specifically, the thickness of the first waterproof board 3 is 3 mm, and the thickness of the second waterproof board 4 is 3 mm.

The first waterproof panel 3 includes a first horizontal section 301, a first vertical section 302 vertically extending from the first horizontal section 301, a first inclined section 303 extending obliquely from the first vertical section 302, and a first inclined section 303 extending downward from the first horizontal section 303. The bent second inclined section 304. The second waterproof panel 4 includes a second vertical section 401, a third inclined section 402 extending obliquely from the second vertical section 401, and a fourth inclined section 403 bent upward from the third inclined section 402, so that the cross-section of the second waterproof panel 4 It is U-shaped to facilitate the collection of seepage water entering the confined space 6. One end of the L-shaped adapter profile 5 presses the second vertical section 401 to the crossbeam 11 and fixes it with self-tapping screws, so that one end of the L-shaped adapter profile 5 and the second waterproof panel 4 is fixed to the crossbeam 11 . The other end of the L-shaped adapter profile 5 is riveted to the first horizontal section 301 , so that one end of the first waterproof panel 3 is fixed to the cross beam 11 through the L-shaped adapter profile 5 . The fourth inclined section 403 is fixed to the keel 12 through self-tapping screws. The second inclined section 304 is fixed to the keel 12 through the L-shaped adapter profile 5 . The first waterproof plate 3, the keel 12 and the second waterproof plate 4 form a sealed space 6.

The first waterproof board 3 in this embodiment includes a plurality of first waterproof blocks 31 formed by overlapping. A first waterproof structure 7 is provided at the overlap of the plurality of first waterproof blocks 31, so that the overlap of the plurality of first waterproof blocks 31 is The waterproof performance and durability of the joint are more guaranteed.

The end of the first waterproof block 31 in this embodiment is respectively provided with a first connection part 311 and a second connection part 312. The first connection part 311 and the second connection part 312 are arranged symmetrically. Two adjacent first waterproof blocks 31 The second connecting part 312 overlaps with the first connecting part 311 of the other first waterproof block 31 and is fixed by fasteners, such as bolts and nuts, self-tapping screws, buckles, etc. The overlapping of multiple first waterproof blocks 31 is made more convenient and stable. The second connection part 312 and the first connection part 311 are sealed by the first waterproof structure 7 , so that the waterproof performance and durability of the overlapping joints of the plurality of first waterproof blocks 31 are more guaranteed.

The first waterproof structure 7 of this embodiment includes at least one first weather-resistant sealant layer 71 and at least one first sealing rod 72, and the first sealing rod 72 is a foam rod. The first weather-resistant sealant layer 71 and the first sealing rod 72 are stacked between the first connection part 311 and the second connection part 312. The first weather-resistant sealant layer 71 connects the first connection part 311 and the second connection part 312. The joint is sealed by using the first sealing rod 72 to prevent rainwater leakage and save sealant. The first weather-resistant sealant layer 71 is disposed above the first sealing rod 72 to prevent water leakage at the connection between the first connection part 311 and the second connection part 312 .

In actual use, the number of the first weather-resistant sealant layer 71 is two, and the number of the first sealing rods 72 is two. The first weather-resistant sealant layer 71 and the first sealing rods 72 are stacked at intervals, so that the first waterproof structure 7 is The sealing performance is better, and the waterproof performance and durability of the overlapping joints of multiple first waterproof blocks 31 are improved.

The second connection part 312 of this embodiment includes a first bending part 3121 extending vertically from the first waterproof block 31, a second bending part 3122 extending horizontally from the first bending part 3121, and a second bending part 3122 extending horizontally from the first bending part 3121. The third bending part 3123 extending in the vertical direction of the part 3122, the first bending part 3121, the second bending part 3122 and the third bending part 3123 make the second connecting part 312 hook-shaped to facilitate connection with the first connecting part 311 overlap.

The first connecting part 311 of this embodiment extends vertically from the first waterproof block 31 and overlaps the inside of the third bending part 3123 and is fixed by fasteners, such as bolts and nuts, self-tapping screws, Buckle etc. The second connecting portions 312 of the two adjacent first waterproof blocks 31 overlap the first connecting portion 311 of the other first waterproof block 31 and are fixed by fasteners, such as bolts and nuts, which are automatically Tapping screws, snaps, etc.

The second waterproof board 4 in this embodiment includes a plurality of second waterproof blocks 41 formed by overlapping. A second waterproof structure 8 is provided at the overlap of the plurality of second waterproof blocks 41, so that the overlap of the plurality of second waterproof blocks 41 is The waterproof performance and durability of the joint are more guaranteed.

In this embodiment, the ends of the second waterproof blocks 41 are each provided with third connecting parts 411 . Two adjacent third connecting parts 411 are spliced to each other and sealed by the second waterproof structure 8 to realize the connection of multiple second waterproof blocks 41 . The overlapping and sealing of the plurality of second waterproof blocks 41 prevents water leakage at the overlapped joints of the plurality of second waterproof blocks 41 .

The third connection part 411 of this embodiment extends vertically from the second waterproof block 41 so that the angle between the third connection part 411 and the second waterproof block 41 is 90°, which facilitates the connection of multiple second waterproof blocks 41 overlap.

The second waterproof structure 8 of this embodiment includes at least one second weather-resistant sealant layer 81 and at least one second sealing rod 82. The second weather-resistant sealant layer 81 and the second sealing rod 82 are stacked on two adjacent ones. Between the three connecting parts 411, the waterproof performance and durability of the overlapping joints of the plurality of second waterproof blocks 41 are improved.

The second weather-resistant sealant layer 81 is disposed above the second sealing rod 82 to seal the enclosed space 6 to prevent water seepage from flowing directly into the room and prevent water leakage at the interface between the double-layer straight curtain wall 1 and the sloped curtain wall 2.

The above contents are only preferred embodiments of the present utility model. For those of ordinary skill in the art, there will be changes in the specific implementation modes and application scope according to the ideas of the present utility model. The contents of this specification should not be understood as Limitations on this utility model.

Claims (9)

1. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall, including a double-layer straight curtain wall (1) and a sloped curtain wall (2). The double-layer straight curtain wall (1) is provided with a beam (11), and the sloped curtain wall (2) ) is provided with a keel (12), which is characterized in that: a first waterproof plate (3), a second waterproof plate (4) and an L-shaped transfer profile are provided between the cross beam (11) and the keel (12) (5), both ends of the first waterproof board (3) are connected between the cross beam (11) and the keel (12) through the L-shaped transfer profile (5), and the second Both ends of the waterproof board (4) are connected to the cross beam (11) and the keel (12). The second waterproof board (4) is arranged below the first waterproof board (3) and the first waterproof board (3) is The waterproof board (3), the keel (12) and the second waterproof board (4) form a closed space (6); The first waterproof board (3) includes a plurality of first waterproof blocks (31) formed by overlapping, and a first waterproof structure (7) is provided at the overlap of the plurality of first waterproof blocks (31). 2. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 1, characterized in that: the ends of the first waterproof blocks (31) are respectively provided with first connecting parts (311) and the second connection part (312), the second connection part (312) of the two adjacent first waterproof blocks (31) and the first connection part (312) of the other first waterproof block (31) 311) overlap each other and are fixed by fasteners, and the second connection part (312) and the first connection part (311) are sealed by the first waterproof structure (7). 3. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 2, characterized in that: the first waterproof structure (7) includes at least one first weather-resistant sealant layer (71) and at least one first sealing rod (72). The first weather-resistant sealant layer (71) and the first sealing rod (72) are stacked on the first connection part (311) and the second connection part. Between the parts (312), the first weather-resistant sealant layer (71) is disposed above the first sealing rod (72). 4. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 2, characterized in that: the second connection part (312) includes a vertical direction from the first waterproof block (31) The extended first bending part (3121), the second bending part (3122) extending horizontally from the first bending part (3121), and the vertically extending second bending part (3122) The third bending part (3123). 5. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 4, characterized in that: the first connecting portion (311) extends vertically from the first waterproof block (31) and is Connected to the inner side of the third bending part (3123) and fixed by fasteners. 6. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 1, characterized in that: the second waterproof board (4) includes a plurality of second waterproof blocks (41) formed by overlapping , a second waterproof structure (8) is provided at the overlap of multiple second waterproof blocks (41). 7. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 6, characterized in that: the ends of the second waterproof blocks (41) are provided with third connecting parts (411) , the two adjacent third connecting parts (411) are spliced to each other and sealed by the second waterproof structure (8). 8. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 7, characterized in that the third connecting part (411) extends vertically from the second waterproof block (41) set up. 9. A waterproof structure at the interface between a double-layer straight curtain wall and a sloped curtain wall according to claim 7, characterized in that: the second waterproof structure (8) includes at least one second weather-resistant sealant layer (81) and at least one second sealing rod (82), the second weather-resistant sealant layer (81) and the second sealing rod (82) are stacked between two adjacent third connecting parts (411) , the second weather-resistant sealant layer (81) is disposed above the second sealing rod (82).