CN211817139U - T-shaped joint construction structure of sandwich heat-insulation wall - Google Patents
T-shaped joint construction structure of sandwich heat-insulation wall Download PDFInfo
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- CN211817139U CN211817139U CN202020163624.6U CN202020163624U CN211817139U CN 211817139 U CN211817139 U CN 211817139U CN 202020163624 U CN202020163624 U CN 202020163624U CN 211817139 U CN211817139 U CN 211817139U
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Abstract
The utility model relates to a T-shaped node construction structure of a sandwich heat preservation wall, wherein heat preservation plates are closely attached to the inner sides of outer leaf walls, and self-adhesive anti-adhesion waterproof coiled materials are closely attached to the joints of adjacent heat preservation plates; arranging an L-shaped template at two inner side corners of the T-shaped node respectively; a plurality of PVC pipes are vertically pre-buried in the sandwich heat-insulating wall and penetrate through the preformed holes in the L-shaped template, and the oppositely-pulling screw rods penetrate through the PVC pipes to tightly press and seal the L-shaped template and the outer leaf wall. The utility model discloses simplify the formwork process of outside template, improved the convenience of the construction of T type node and the efficiency of construction, can use repeatedly after the mounting material dismouting, promote the waterproof and thermal insulation performance of piece department simultaneously.
Description
Technical Field
The utility model relates to a sandwich heat preservation wall node construction especially relates to a T type node construction structure of sandwich heat preservation wall, belongs to sandwich heat preservation wall technical field.
Background
In order to improve the energy-saving level of an outer wall and reduce the energy consumption of a building, for the existing double-faced superposed shear wall, an inner leaf plate and an outer leaf plate need to be prefabricated in a factory, common concrete is cast in a construction site, meanwhile, in order to meet the requirements on the performances of heat preservation and the like, heat preservation treatment needs to be carried out on the outer side of the double-faced superposed shear wall, the construction process is similar to the traditional method, a ten-centimeter rock wool plate needs to be adhered to the outer side of the outer leaf plate, a layer of grid cloth is hung, a layer of mortar is smeared, and then an anchoring part is installed to fix the. The outer heat insulation structure has serious problems of fire prevention and durability (the service life is 10-15 years), and the inner heat insulation structure is easily damaged by indoor decoration. Therefore, the sandwich thermal insulation shear wall system with the thermal insulation material arranged between the inner leaf concrete slab and the outer leaf concrete slab is widely concerned and maturely applied abroad, and a mature system is formed. With the development of the fabricated building, the prior art also gradually starts to research a certain amount of sandwich shear wall systems, but the construction process of the sandwich shear wall systems is still deficient,
the sandwich heat-insulating wall is a common structure of the heat-insulating wall at present, and the sealing and the water prevention at the T-shaped splicing joints of the heat-insulating wall are difficult for a long time. In the prior art, the process of formwork erecting of the outside formwork of the sandwich heat-insulating wall is complicated, the construction difficulty at the joint is high, the mounting material cannot be recycled, the waterproof and heat-insulating properties of the abutted seam are poor, the construction efficiency is low, and the like.
Disclosure of Invention
The utility model aims at: the utility model provides a T type node construction structure of sandwich heat preservation wall simplifies the formwork process of outside template, improves the convenience of T type node construction and the efficiency of construction, can use repeatedly after the mounting material dismouting, promotes simultaneously waterproof and thermal insulation performance of piece department.
The utility model adopts the following technical proposal:
a T-shaped node construction structure of a sandwich heat insulation wall is characterized in that heat insulation plates are arranged on the inner sides of outer leaf walls in a clinging mode, and self-adhesive anti-adhesion waterproof coiled materials 8 are arranged at joints of adjacent heat insulation plates in a clinging mode; an L-shaped template 5 is respectively arranged at two inner side corners of the T-shaped node; a plurality of PVC pipes 6 are vertically pre-buried in the sandwich heat-insulating wall and penetrate through preformed holes in the L-shaped template 5, and the oppositely-pulling screw rods 9 penetrate through the PVC pipes 6 to tightly press and seal the L-shaped template 5 and the outer leaf wall.
Preferably, sealing materials are arranged in the seams of the outer leaf walls.
Further, the sealing material is a rubber strip 13 and a weather-resistant adhesive 12 in sequence from inside to outside.
Further, a section of PVC pipe 6 is chiseled at the reserved hole, and a foaming agent 11 and micro-expansion mortar 10 are filled in sequence from inside to outside.
Preferably, the outer side of the L-shaped formwork 5 and the outer side of the outer leaf wall are respectively provided with a three-shaped clamp 3 and a steel pipe 4, and the three-shaped clamp 3 tightly presses and fixes the steel pipe 4 on the L-shaped formwork 5 and the outer wall of the outer leaf wall.
Preferably, the part of the split bolt 9 extending out of the sandwich thermal insulation wall can be sheared off and removed.
The beneficial effects of the utility model reside in that:
1) a layer of self-adhesive anti-adhesive waterproof coiled material is pasted at the inner side abutted seam of the outer blade plate to prevent slurry leakage, so that the complexity of formwork support of an outer side formwork is saved, and resources are saved;
2) the molded L-shaped template and the split screw are used, so that the installation and the disassembly are convenient, the repeated utilization is realized, and the construction efficiency is improved;
3) the inner leaf and outer leaf joints and the reserved holes are treated by materials such as adhesive tapes, weather-resistant adhesives and the like, so that high-efficiency waterproof and heat-insulating properties are provided.
Drawings
FIG. 1 is the structure schematic diagram of the utility model of the sandwich thermal insulation wall after the T-shaped node construction structure formwork.
FIG. 2 is the schematic structural diagram of the sandwich insulation wall after the construction structure of T-shaped joints is demolded.
In the figure, 1-1 prefabricated outer leaf wall board; 1-2 prefabricating an inner leaf wallboard; 1-3 insulation boards; 1-4FRP (fiber reinforced plastic) insulation bar connecting pieces; 2-1, prefabricating an outer leaf wallboard; 2-2 prefabricating an inner leaf wallboard and 2-3 insulation boards; 2-4FRP insulating bar connecting pieces; a type 3 card; 4, steel pipes; a 5L-shaped template; 6PVC sleeve; 7-1 adding connecting steel bars; 7-2 edge member stirrup; 8 self-adhesive anti-adhesion waterproof coiled material; 9 pairs of pull screws; 10 micro-expansion mortar; 11 a blowing agent; 12, weather-resistant glue; 13 glue strips.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-2, in the T-shaped joint construction structure of the sandwich heat-insulating wall, heat-insulating plates are arranged on the inner sides of outer leaf walls in a clinging manner, and self-adhesive anti-adhesion waterproof coiled materials 8 are arranged on the joints of the adjacent heat-insulating plates in a clinging manner; an L-shaped template 5 is respectively arranged at two inner side corners of the T-shaped node; a plurality of PVC pipes 6 are vertically pre-buried in the sandwich heat-insulating wall and penetrate through preformed holes in the L-shaped template 5, and the oppositely-pulling screw rods 9 penetrate through the PVC pipes 6 to tightly press and seal the L-shaped template 5 and the outer leaf wall.
In this embodiment, referring to FIG. 1, a sealant material is disposed within the patchwork of the outer leaf wall.
Referring to fig. 1, the sealing material is a rubber strip 13 and a weather-resistant adhesive 12 in this order from inside to outside.
Further, referring to fig. 2, at the reserved hole, a length of PVC pipe 6 is chiseled out, and a foaming agent 11 and a micro-expansion mortar 10 are sequentially filled therein.
In this embodiment, referring to fig. 1, the outer side of the L-shaped formwork 5 and the outer side of the outer leaf wall are respectively provided with a three-type clamp 3 and a steel pipe 4, and the three-type clamp 3 tightly fixes the steel pipe 4 on the L-shaped formwork 5 and the outer wall of the outer leaf wall.
Further, referring to fig. 2, the portion of the tension bolt 9 extending out of the sandwich thermal insulation wall can be cut off and removed.
During the concrete construction:
when the formwork is erected, as shown in fig. 1:
s1, placing self-adhesive anti-adhesive waterproof rolls 8 at the inner sides of the outer leaf plates 1-1 and 2-1 and the heat insulation plates 1-3 and 2-3 along a gap of 20 mm;
s2, placing additional ribs 7-1 and 7-2 in the cavity;
s3, placing an L-shaped template 5 at the inner corner;
s4, enabling the PVC pipe 6 and the counter-pull screw 9 to penetrate through the template and the sandwich heat-insulation wallboard;
s5, fixing the steel pipe, the three-type clamp and the split screw;
and S6, completing formwork support and pouring.
When the mold is removed, as shown in fig. 2:
s1, removing the three-type clamp 3, the steel pipe 4, the counter-pulling screw rod 9 and the L-shaped template 5;
s2, chiseling a PVC pipe 6 to the inner side of the heat insulation plate at the position of an outer blade sleeve, and placing a 60mmx25mm adhesive tape 13 and weather-resistant adhesive 12 with the thickness of more than 10mm at the position of the outer blade joint;
s3, chiseling 70mm PVC pipes 6 at the holes of the inner blade plate sleeves, and filling 40mm foaming agent 11 and 30mm micro-expansion mortar 10.
The utility model has the advantages that the inner side seam of the outer blade plate is pasted with a layer of self-adhesive anti-adhesive waterproof coiled material to prevent slurry leakage, thereby saving the complexity of formwork erecting of the outer side formwork and saving resources; the molded L-shaped template and the split screw are used, so that the installation and the disassembly are convenient, the repeated utilization is realized, and the construction efficiency is improved; the inner leaf and outer leaf joints and the reserved holes are treated by materials such as adhesive tapes, weather-resistant adhesives and the like, so that high-efficiency waterproof and heat-insulating properties are provided.
The above are preferred embodiments of the present invention, and those skilled in the art can make various changes or improvements on the above embodiments without departing from the general concept of the present invention, and these changes or improvements should fall within the scope of the present invention.
Claims (6)
1. The utility model provides a T type node construction structure of sandwich heat preservation wall which characterized in that:
the inner side of the outer leaf wall is tightly attached with an insulation board, and a self-adhesive anti-adhesive waterproof coiled material (8) is tightly attached to the abutted seam of the adjacent insulation boards;
an L-shaped template (5) is respectively arranged at two inner side corners of the T-shaped node;
a plurality of PVC pipes (6) are vertically pre-buried in the sandwich heat-insulating wall and penetrate through the preformed holes in the L-shaped template (5), and a counter-pulling screw rod (9) penetrates through the PVC pipes (6) to tightly press and seal the L-shaped template (5) and the outer leaf wall.
2. The T-node construction structure of a sandwich insulation wall according to claim 1, characterized in that: sealing materials are arranged in the abutted seams of the outer leaf walls.
3. The T-node construction structure of a sandwich insulation wall according to claim 2, characterized in that: the sealing material comprises an adhesive tape (13) and a weather-resistant adhesive (12) from inside to outside in sequence.
4. The T-node construction structure of a sandwich insulation wall according to claim 2, characterized in that: and chiseling a section of PVC pipe (6) at the reserved hole, and sequentially filling a foaming agent (11) and micro-expansion mortar (10) from inside to inside.
5. The T-node construction structure of a sandwich insulation wall according to claim 1, characterized in that: the outer side of the L-shaped template (5) and the outer side of the outer leaf wall are respectively provided with a three-shaped clamp (3) and a steel pipe (4), and the steel pipe (4) is tightly pressed and fixed on the L-shaped template (5) and the outer wall of the outer leaf wall by the three-shaped clamp (3).
6. The T-node construction structure of a sandwich insulation wall according to claim 1, characterized in that: the part of the split bolt (9) extending out of the sandwich heat-insulating wall can be sheared off and removed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020163624.6U CN211817139U (en) | 2020-02-12 | 2020-02-12 | T-shaped joint construction structure of sandwich heat-insulation wall |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020163624.6U CN211817139U (en) | 2020-02-12 | 2020-02-12 | T-shaped joint construction structure of sandwich heat-insulation wall |
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| CN211817139U true CN211817139U (en) | 2020-10-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197692A (en) * | 2021-12-31 | 2022-03-18 | 海南大学 | Assembled shear force wall |
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- 2020-02-12 CN CN202020163624.6U patent/CN211817139U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114197692A (en) * | 2021-12-31 | 2022-03-18 | 海南大学 | Assembled shear force wall |
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