CN215368007U - Connecting structure for bottom joint of prefabricated exterior wall cladding - Google Patents

Connecting structure for bottom joint of prefabricated exterior wall cladding Download PDF

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Publication number
CN215368007U
CN215368007U CN202121956566.3U CN202121956566U CN215368007U CN 215368007 U CN215368007 U CN 215368007U CN 202121956566 U CN202121956566 U CN 202121956566U CN 215368007 U CN215368007 U CN 215368007U
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China
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layer
external wall
wall panel
prefabricated external
prefabricated
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CN202121956566.3U
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Chinese (zh)
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宋扬
郭龙
万俊飞
杨尚荣
段鑫朋
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Shenzhen Special Economic Zone Construction Engineering Technology Group Shengteng Technology Co ltd
Shenzhen Tagen Group Co ltd
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Shenzhen Shenshan Special Cooperation Zone Shengteng Technology Co ltd
Shenzhen Tagen Group Co ltd
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Abstract

The utility model provides a connecting structure for a bottom joint of a prefabricated exterior wall cladding, which comprises a floor slab, a supporting beam, a prefabricated exterior wall slab, a heat insulation layer, a first waterproof layer, a slope-finding layer, a surface layer, a second waterproof layer and angle steel; an indoor floor is built on the floor slab on the inner side of the prefabricated external wall panel, a through long sealing assembly is arranged in a gap between the outer side of the bottom surface of the prefabricated external wall panel and the floor slab, and a cement mortar protective layer is laid on the floor slab on the outer side of the prefabricated external wall panel; an insulating layer is laminated and paved on the protective layer, a first waterproof layer is laminated and paved on the surface of the insulating layer, the first waterproof layer extends upwards along the outer surface of the prefabricated external wall panel and is paved with 250-plus-300 mm, a cement mortar slope-finding layer is built on the first waterproof layer, the slope-finding layer is back to the prefabricated external wall panel and is provided with a downward drainage slope, and a second waterproof layer is laminated and paved on the surface of the slope-finding layer; the second waterproof layer extends upwards along the outer surface of the prefabricated external wall panel and is paved by 250-300mm, and the extending part of the second waterproof layer covers the end part of the extending part of the first waterproof layer.

Description

Connecting structure for bottom joint of prefabricated exterior wall cladding
Technical Field
The utility model relates to the field of assembly type buildings, in particular to a connecting structure for a bottom joint of a prefabricated exterior wall cladding.
Background
The composite heat-insulating exterior wall cladding is formed by connecting an inner concrete layer, an outer concrete layer and a built-in sandwich heat-insulating layer through built-in accessories, and has the functions of enclosure, fire prevention, heat insulation, sound insulation, decoration and the like. The construction treatment of the joint of the bottom of the existing composite heat-insulation exterior wall cladding and a floor slab is poor, so that the joint becomes a waterproof large hidden part, rainwater easily leaks into a room from the joint, and the normal use of a building is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a connecting structure for the bottom joint of a prefabricated exterior wall cladding aiming at the defects and shortcomings of the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that: a connecting structure for a bottom joint of a prefabricated exterior wall cladding comprises a floor slab, a supporting beam, a prefabricated exterior wall slab, a heat insulation layer, a first waterproof layer, a slope finding layer, a surface layer, a second waterproof layer and angle steel; a supporting beam is arranged below the floor slab, the supporting beam and the floor slab are poured into an integrated reinforced concrete structure, a prefabricated external wall panel is vertically arranged on the floor slab at a position corresponding to the supporting beam, and a connecting piece is preset in the inner side surface of the prefabricated external wall panel; the connecting piece is an L-shaped steel bar, the long end of the connecting piece is vertically embedded in the prefabricated external wall panel, the short end of the connecting piece horizontally extends out of the prefabricated external wall panel, and the connecting piece is matched with angle steel to fix the prefabricated external wall panel; the bottom of the prefabricated external wall panel is arranged on a floor slab, an indoor floor is built on the floor slab on the inner side of the prefabricated external wall panel, a through long sealing assembly is arranged in a gap between the outer side of the bottom surface of the prefabricated external wall panel and the floor slab, an additional heat-insulating layer is arranged in the gap between the inner side of the bottom surface of the prefabricated external wall panel and the floor slab and between the inner side of the bottom surface of the prefabricated external wall panel and the indoor floor for filling, a through long sealing adhesive layer is arranged at the top of the additional heat-insulating layer and the indoor floor, and a cement mortar protective layer is laid on the floor slab on the outer side of the prefabricated external wall panel; an insulating layer is laminated and paved on the protective layer, a first waterproof layer is laminated and paved on the surface of the insulating layer, the first waterproof layer extends upwards along the outer surface of the prefabricated external wall panel and is paved with 250-plus-300 mm, a cement mortar slope-finding layer is built on the first waterproof layer, the slope-finding layer is back to the prefabricated external wall panel and is provided with a downward drainage slope, and a second waterproof layer is laminated and paved on the surface of the slope-finding layer; the second waterproof layer extends upwards along the outer surface of the prefabricated external wall panel and is paved by 250-sand-water 300mm, the extending part of the second waterproof layer covers the end part of the extending part of the first waterproof layer, the end part of the extending part of the second waterproof layer is fixed on the prefabricated external wall panel by a pressing strip and is provided with a sealing glue layer for sealing treatment, and a cement mortar surface layer is built on the surface of the second waterproof layer.
Preferably, the first waterproof layer and the second waterproof layer are self-adhesive waterproof roll waterproof layers.
Preferably, the sealant layer is a weather-resistant waterproof silicone sealant layer.
The utility model has the beneficial effects that: by adopting the structure of the utility model, the first waterproof layer and the second waterproof layer are arranged on the outer side of the prefabricated external wall panel and matched with the slope layer, the waterproof performance is good, the sealing assembly is arranged to plug the gap between the bottom surface of the prefabricated external wall panel and the floor slab, the construction treatment is good, and rainwater is prevented from leaking into a room from the joint.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model.
FIG. 1 is a schematic view of a connection structure for the bottom joint of a prefabricated exterior wall cladding.
Fig. 2 is a schematic view of the fixed connection of the prefabricated external wall panel.
Wherein: 1 is a floor slab, 2 is a supporting beam, 3 is a prefabricated external wall panel, 4 is a sealing component, 5 is an additional heat-insulating layer, 6 is a sealing adhesive layer, 7 is a heat-insulating layer, 8 is a first waterproof layer, 9 is a slope-finding layer, 10 is a surface layer, 11 is a second waterproof layer, 12 is an indoor terrace, 13 is angle steel, 1-1 is a protective layer, and 3-1 is a connecting piece.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-2.
As shown in fig. 1-2, a connecting structure for the bottom joint of a prefabricated exterior wall cladding comprises a floor slab 1, a supporting beam 2, a prefabricated exterior wall slab 3, a heat-insulating layer 4, a first waterproof layer 8, a slope-finding layer 9, a surface layer 10, a second waterproof layer 11 and angle steel 13; a supporting beam 2 is arranged below the floor slab 1, the supporting beam 2 and the floor slab 1 are poured into an integrated reinforced concrete structure, a prefabricated external wall panel 3 is vertically arranged on the floor slab 1 at a position corresponding to the supporting beam 2, and a connecting piece 3-1 is preset in the inner side surface of the prefabricated external wall panel 3; the connecting piece 3-1 is an L-shaped steel bar, the long end of the connecting piece 3-1 is vertically embedded in the prefabricated external wall panel 3, the short end of the connecting piece 3-1 horizontally extends out of the prefabricated external wall panel 3, and the connecting piece 3-1 is matched with angle steel 13 to fix the prefabricated external wall panel 3; the bottom of the prefabricated external wall panel 3 is arranged on the floor slab 1, an indoor floor 12 is built on the floor slab 1 on the inner side of the prefabricated external wall panel 3, a through long sealing component 4 is arranged in a gap between the outer side of the bottom surface of the prefabricated external wall panel 3 and the floor slab 1, an additional heat-insulating layer 5 is arranged and filled in the gap between the inner side of the bottom surface of the prefabricated external wall panel 3 and the floor slab 1 and the indoor floor 12, a through long sealing adhesive layer 6 is arranged at the top of the additional heat-insulating layer 5 and the indoor floor 12, and a cement mortar protective layer 1-1 is laid on the floor slab 1 on the outer side of the prefabricated external wall panel 3; an insulating layer 7 is laminated and paved on the protective layer 1-1, a first waterproof layer 8 is laminated and paved on the surface of the insulating layer 7, the first waterproof layer 8 extends upwards along the outer surface of the prefabricated external wall panel 3 and is paved with 250-300mm, a cement mortar slope-seeking layer 9 is built on the first waterproof layer 8, a downward drainage slope is arranged on the slope-seeking layer 9 back to the prefabricated external wall panel 3, and a second waterproof layer 11 is laminated and paved on the surface of the slope-seeking layer 9; the second waterproof layer 11 extends upwards along the outer surface of the prefabricated external wall panel 3 and is laid by 250-sand-water 300mm, the extending part of the second waterproof layer 11 covers the end part of the extending part of the first waterproof layer 8, the end part of the extending part of the second waterproof layer 11 is fixed on the prefabricated external wall panel 3 by a pressing strip and is provided with a sealing glue layer 6 for sealing treatment, and a cement mortar surface layer 10 is constructed on the surface of the second waterproof layer 11.
In specific implementation, the first waterproof layer 8 and the second waterproof layer 11 are self-adhesive waterproof roll waterproof layers. In specific implementation, the sealant layer 6 is a weather-resistant waterproof silicone sealant layer.

Claims (3)

1. The utility model provides a be used for prefabricated exterior wall cladding bottom handing-over department connection structure which characterized in that: the prefabricated wall plate comprises a floor slab, a supporting beam, a prefabricated external wall plate, a heat-insulating layer, a first waterproof layer, a slope-finding layer, a surface layer, a second waterproof layer and angle steel; a supporting beam is arranged below the floor slab, the supporting beam and the floor slab are poured into an integrated reinforced concrete structure, a prefabricated external wall panel is vertically arranged on the floor slab at a position corresponding to the supporting beam, and a connecting piece is preset in the inner side surface of the prefabricated external wall panel; the connecting piece is an L-shaped steel bar, the long end of the connecting piece is vertically embedded in the prefabricated external wall panel, the short end of the connecting piece horizontally extends out of the prefabricated external wall panel, and the connecting piece is matched with angle steel to fix the prefabricated external wall panel; the bottom of the prefabricated external wall panel is arranged on a floor slab, an indoor floor is built on the floor slab on the inner side of the prefabricated external wall panel, a through long sealing assembly is arranged in a gap between the outer side of the bottom surface of the prefabricated external wall panel and the floor slab, an additional heat-insulating layer is arranged in the gap between the inner side of the bottom surface of the prefabricated external wall panel and the floor slab and between the inner side of the bottom surface of the prefabricated external wall panel and the indoor floor for filling, a through long sealing adhesive layer is arranged at the top of the additional heat-insulating layer and the indoor floor, and a cement mortar protective layer is laid on the floor slab on the outer side of the prefabricated external wall panel; an insulating layer is laminated and paved on the protective layer, a first waterproof layer is laminated and paved on the surface of the insulating layer, the first waterproof layer extends upwards along the outer surface of the prefabricated external wall panel and is paved with 250-plus-300 mm, a cement mortar slope-finding layer is built on the first waterproof layer, the slope-finding layer is back to the prefabricated external wall panel and is provided with a downward drainage slope, and a second waterproof layer is laminated and paved on the surface of the slope-finding layer; the second waterproof layer extends upwards along the outer surface of the prefabricated external wall panel and is paved by 250-sand-water 300mm, the extending part of the second waterproof layer covers the end part of the extending part of the first waterproof layer, the end part of the extending part of the second waterproof layer is fixed on the prefabricated external wall panel by a pressing strip and is provided with a sealing glue layer for sealing treatment, and a cement mortar surface layer is built on the surface of the second waterproof layer.
2. The connecting structure for the bottom joint of the prefabricated exterior wall cladding according to claim 1, wherein: the first waterproof layer and the second waterproof layer are self-adhesive waterproof coiled material waterproof layers.
3. The connecting structure for the bottom joint of the prefabricated exterior wall cladding according to claim 1, wherein: the sealing adhesive layer is a weather-resistant waterproof silicone sealing adhesive layer.
CN202121956566.3U 2021-08-19 2021-08-19 Connecting structure for bottom joint of prefabricated exterior wall cladding Active CN215368007U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121956566.3U CN215368007U (en) 2021-08-19 2021-08-19 Connecting structure for bottom joint of prefabricated exterior wall cladding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121956566.3U CN215368007U (en) 2021-08-19 2021-08-19 Connecting structure for bottom joint of prefabricated exterior wall cladding

Publications (1)

Publication Number Publication Date
CN215368007U true CN215368007U (en) 2021-12-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121956566.3U Active CN215368007U (en) 2021-08-19 2021-08-19 Connecting structure for bottom joint of prefabricated exterior wall cladding

Country Status (1)

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CN (1) CN215368007U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114351882A (en) * 2022-02-22 2022-04-15 江苏兴厦建设工程集团有限公司 Graphite molding polyphenyl board heat preservation sound insulation structure suitable for room with water

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114351882A (en) * 2022-02-22 2022-04-15 江苏兴厦建设工程集团有限公司 Graphite molding polyphenyl board heat preservation sound insulation structure suitable for room with water

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Address after: 518000 19th floor, Tianjian business building, 7019 Hongli Road, Zijing community, Lianhua street, Futian District, Shenzhen, Guangdong

Patentee after: SHENZHEN TAGEN (Group) Co.,Ltd.

Patentee after: Shenzhen Special Economic Zone Construction Engineering Technology Group Shengteng Technology Co.,Ltd.

Address before: 518000 19th floor, Tianjian business building, 7019 Hongli Road, Zijing community, Lianhua street, Futian District, Shenzhen, Guangdong

Patentee before: SHENZHEN TAGEN (Group) Co.,Ltd.

Patentee before: Shenzhen Shenshan special cooperation zone shengteng Technology Co.,Ltd.