CN-224213549-U - Waterproof structure of assembled side fascia connected node

CN224213549UCN 224213549 UCN224213549 UCN 224213549UCN-224213549-U

Abstract

The application relates to the technical field of waterproof structures of external wallboards, in particular to a waterproof structure of an assembled external wallboard connecting node, which comprises a first external wallboard, a cast-in-situ connecting plate and a second external wallboard which are sequentially arranged from bottom to top, wherein the top of the first external wallboard is provided with an overhanging connecting rib, the overhanging connecting rib extends into the cast-in-situ connecting plate, the bottom of the second external wallboard is provided with a connecting groove, the top of the cast-in-situ connecting plate is provided with a connecting block, the connecting block is embedded into the connecting groove, and a waterproof component is arranged between the bottom of the second external wallboard and the top of the cast-in-situ connecting plate. The overhanging connecting rib, the connecting block and the waterproof component have higher use stability and can ensure long-term stable use.

Inventors

Wei Linxiang
Yao Rongkeng
HUANG SHAOBIN
YU HANXIN
LIN SHURONG
He Hongpu
Cai Lieying
ZHANG YUJIA

Assignees

广东省构建工程建设有限公司

Dates

Publication Date: 20260508
Application Date: 20250421

Claims (8)

1. The waterproof structure of the assembled external wall panel connection node is characterized by comprising a first external wall panel (1), a cast-in-situ connection plate (3) and a second external wall panel (2) which are sequentially arranged from bottom to top, wherein an overhanging connection rib (4) is arranged at the top of the first external wall panel (1), the overhanging connection rib (4) extends to the inside of the cast-in-situ connection plate (3), a connection groove (5) is formed in the bottom of the second external wall panel (2), a connection block (6) is arranged at the top of the cast-in-situ connection plate (3), and a waterproof component (7) is arranged between the bottom of the second external wall panel (2) and the top of the cast-in-situ connection plate (3) in an embedding manner.
2. The waterproof structure of the connecting node of the assembled external wall panel according to claim 1, wherein the connecting block (6) is exposed out of the cast-in-situ connecting plate (3) and has a height larger than the depth of the connecting groove (5), so that a connecting joint (8) is formed between the bottom of the second external wall panel (2) and the top of the cast-in-situ connecting plate (3), the waterproof assembly (7) comprises a weather-proof sealing adhesive layer (71) and a waterproof mortar layer (72), the weather-proof sealing adhesive layer (71) is arranged on the connecting joint (8), the weather-proof sealing adhesive layer (71) is arranged on one side, close to an outdoor space, of the connecting block (6), the waterproof mortar layer (72) is arranged on the connecting joint (8), and the waterproof mortar layer (72) is arranged on one side, close to an indoor space, of the connecting block (6).
3. The waterproof structure of the connecting node of the assembled external wall panel according to claim 2, wherein the width of the connecting seam (8) is 15-20mm.
4. The waterproof structure of the connecting node of the assembled external wall panel according to claim 2, wherein the thickness of the second external wall panel (2) is 3 times that of the connecting block (6), and the center plane of the second external wall panel (2) is aligned with the center plane of the connecting block (6).
5. The waterproof structure of the connecting node of the assembled external wall panel according to claim 1, wherein the connecting block (6) is a precast concrete block, and the bottom of the connecting block (6) is arranged at the top of the overhanging connecting rib (4).
6. The waterproof structure of the connecting node of the assembled external wall panel according to claim 5, wherein the overhanging connecting rib (4) comprises a first reinforcing steel bar set (41) and a second reinforcing steel bar set (42), the first reinforcing steel bar set (41) and the second reinforcing steel bar set (42) are arranged in parallel, the tops of the first reinforcing steel bar set (41) and the second reinforcing steel bar set (42) are inwards bent to form a connecting part (43), a connecting hole is formed in the bottom of the connecting block (6), and the connecting part (43) is inserted into the connecting hole.
7. The waterproof structure of the connecting node of the assembled external wall panel according to claim 5, wherein the overhanging connecting rib (4) comprises a first reinforcing steel bar set (41) and a second reinforcing steel bar set (42), the first reinforcing steel bar set (41) and the second reinforcing steel bar set (42) are arranged in parallel, connecting reinforcing steel bars (61) are arranged at the bottom of the connecting block (6), and the first reinforcing steel bar set (41) and the second reinforcing steel bar set (42) are connected with the connecting reinforcing steel bars (61).
8. The waterproof structure of the connecting node of the assembled external wall panel according to claim 2, wherein the weather-proof sealant layer (71) and the waterproof mortar layer (72) are provided with PE rods (9) at one sides close to the connecting blocks (6).

Description

Waterproof structure of assembled side fascia connected node Technical Field The application relates to the technical field of waterproof structures of external wall boards, in particular to a waterproof structure of an assembled external wall board connecting node. Background The assembled external wall panel is a wall material which is directly transported to a construction site for splicing and mounting after the prefabrication process is finished, so that the connecting node of the assembled external wall panel needs to have reliable waterproof performance so as to prevent rainwater from penetrating into a room along a splicing seam of the external wall panel. The utility model discloses a waterproof connection node structure of pin-connected panel prefabricated wallboard of bulletin number CN222500675U, including two prefabricated wallboard bodies and a coupling mechanism, two prefabricated wallboard bodies pass through the coupling mechanism joint, coupling mechanism includes the connecting seat, the both sides of connecting seat surface sliding sleeve is equipped with four locating levers respectively, the equal fixedly connected with disc of surface of every locating lever, the equal fixedly connected with expansion spring of surface of every disc, the spread groove knot has all been seted up at the upper and lower both ends of every prefabricated wallboard body, two first locating holes have all been seted up to the both sides of every spread groove knot surface. The connecting mechanism is used for quickly assembling the two prefabricated wallboard bodies, and the waterproof sealing performance of the connecting nodes of the two prefabricated wallboard bodies can be improved through the connecting groove buckle formed by matching the two prefabricated wallboard bodies. However, the positioning rod, the disc and the telescopic spring parts of the existing connecting mechanism are easy to rust and damage after being used for a long time and being affected by rainwater, so that the stability of the connecting mechanism is invalid and the waterproof property of the connecting node is invalid. Disclosure of utility model In order to improve the connection stability and waterproof stability of the connection node, the application provides a waterproof structure of an assembled external wall panel connection node. The above object of the present application is achieved by the following technical solutions: The utility model provides a waterproof construction of assembled side fascia connected node, includes first side fascia, cast-in-situ connecting plate and the second side fascia that from bottom to top set gradually, first side fascia top is provided with overhanging connecting rib, just overhanging connecting rib extends to inside the cast-in-situ connecting plate, second side fascia bottom is provided with the spread groove, cast-in-situ connecting plate top is provided with the connecting block, just the connecting block inlays and establishes to inside the spread groove, be provided with waterproof component between second side fascia bottom and the cast-in-situ connecting plate top. Optionally, the connecting block exposes in the depth of cast-in-place connecting plate is greater than the degree of depth of spread groove to make the second external wall panel bottom and cast-in-place connecting plate top between form the joint, waterproof subassembly includes weather-proof sealing glue layer and waterproof mortar layer, weather-proof sealing glue layer sets up in the joint, just weather-proof sealing glue layer is located connecting block and is close to outdoor space one side, waterproof mortar layer sets up in the joint, just waterproof mortar layer is located connecting block and is close to indoor space one side. Optionally, the width of the connecting seam is 15-20mm. Optionally, the thickness of the second external wall panel is 3 times that of the connecting block, and the central plane of the second external wall panel is aligned with the central plane of the connecting block. Optionally, the connecting block is a precast concrete block, and the bottom of the connecting block is arranged at the top of the overhanging connecting rib. Optionally, the overhanging connecting rib includes first reinforcing bar group and second reinforcing bar group, first reinforcing bar group and second reinforcing bar group set up in parallel, just first reinforcing bar group top and second reinforcing bar group top are all inwards buckled and are formed connecting portion, the connecting block bottom is provided with the connecting hole, just connecting portion inserts inside the connecting hole. Optionally, the overhanging connecting rib includes first reinforcing bar group and second reinforcing bar group, first reinforcing bar group and second reinforcing bar group set up in parallel, the connecting block bottom is provided with the connecting reinforcement, just first reinforcing bar group and second re