Prefabricated externally-hung curtain wall plate connecting structure with integrated heat preservation function and dry type construction method

Abstract

The invention discloses an integrated thermal-insulation prefabricated externally-hung curtain wall plate connecting structure and a dry type construction method.The connecting structure comprises a vertical keel installed on the outer side face of a building outer wall, a plurality of pieces of angle steel vertically arranged on the vertical keel at intervals and L-shaped connecting pieces connected to the angle steel through adjusting bolts; the upper prefabricated externally-hung curtain wall plate and the lower prefabricated externally-hung curtain wall plate are parallel to the outer wall of the building and are spliced on the vertical pieces of the L-shaped connecting pieces in an aligned mode, each prefabricated externally-hung curtain wall plate comprises a UHPC prefabricated wall plate and a heat preservation plate integrated on the inner side of the UHPC prefabricated wall plate, and a single-head internal thread connector is embedded inwards in the inner turned edge of each UHPC prefabricated wall plate; and vertical pieces of the L-shaped connecting pieces are respectively connected to the single-head internal thread connectors of the upper and lower prefabricated externally-hung curtain wall plates through two fixing bolts. The high-strength and high-safety steel plate has the advantages of being light in weight, high in strength and high in safety.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, and in particular to a prefabricated external curtain wall panel connection structure with integrated thermal insulation and a dry construction method. Background Art

[0002] Curtain walls of buildings are usually made of stone and glass, which have their own advantages in terms of aesthetics and durability. The disadvantages are that stone curtain walls are heavy, complex to construct, and difficult to achieve good thermal insulation effects; glass curtain walls have thermal bridge effects and poor thermal insulation performance. Summary of the invention

[0003] The purpose of the present invention is to provide a prefabricated external curtain wall panel connection structure with integrated insulation and a dry construction method to solve the problems of heavy weight and poor insulation performance of traditional building curtain wall monomer components.

[0004] In order to solve the above technical problems, the present invention provides a prefabricated external curtain wall panel connection structure with integrated insulation, comprising a vertical keel installed on the outer side of the building exterior wall, a plurality of angle steels vertically spaced on the vertical keel, an L-shaped connector connected to each of the angle steels by adjusting bolts, and an upper and lower prefabricated external curtain wall panel aligned and spliced ​​on the vertical parts of each of the L-shaped connectors parallel to the building exterior wall. The prefabricated external curtain wall panel comprises a UHPC prefabricated wall panel and an insulation board integrated inside thereof, a single-head internal thread connector is pre-embedded inwardly of the inner flange of the UHPC prefabricated wall panel, and the vertical part of the L-shaped connector is respectively connected to the single-head internal thread connectors of the upper and lower prefabricated external curtain wall panels by two fixing bolts.

[0005] Furthermore, in the prefabricated external curtain wall panel connection structure with integrated insulation provided by the present invention, the vertical keel is installed on the exterior wall of the building through embedded parts pre-embedded in the exterior wall of the building.

[0006] Furthermore, the present invention provides a connection structure for prefabricated external curtain wall panels with integrated insulation, wherein the upper and lower ends of the UHPC prefabricated wall panels are respectively provided with splicing convex lines and splicing grooves, and the upper and lower adjacent prefabricated external curtain wall panels are butt-jointed via matching splicing convex lines and splicing grooves.

[0007] Furthermore, in the connection structure of the prefabricated external curtain wall panels with integrated insulation provided by the present invention, the four sides of the UHPC prefabricated wall panels are provided with sealed tongue and groove.

[0008] Furthermore, in the prefabricated external curtain wall panel connection structure with integrated insulation provided by the present invention, the insulation panel is a vacuum insulation panel.

[0009] Furthermore, in the prefabricated external curtain wall panel connection structure with integrated insulation provided by the present invention, the insulation panel is an aerogel panel.

[0010] Furthermore, in the prefabricated external curtain wall panel connection structure with integrated insulation provided by the present invention, a water-stop steel plate is provided on the single-head internal thread connector.

[0011] In order to solve the above technical problems, the present invention also provides a dry construction method of the above integrated insulation prefabricated external curtain wall panel connection structure, comprising:

[0012] Install vertical keels on the exterior walls of buildings;

[0013] Install angle steels on the vertical keels at predetermined vertical intervals;

[0014] Install L-shaped connectors on each angle steel by adjusting bolts;

[0015] The prefabricated external curtain wall panels are connected to the vertical parts of the L-shaped connecting parts parallel to the building exterior wall through fixing bolts, and the upper and lower prefabricated external curtain wall panels are aligned and spliced ​​at the L-shaped connecting parts.

[0016] Furthermore, the dry construction method of the prefabricated external curtain wall panel connection structure with integrated insulation provided by the present invention is provided with splicing convex lines and splicing grooves at the upper and lower ends of each UHPC prefabricated wall panel, and the upper and lower adjacent prefabricated external curtain wall panels are connected through matching splicing convex lines and splicing grooves.

[0017] Furthermore, the present invention provides a dry construction method for the connection structure of prefabricated external curtain wall panels with integrated insulation, wherein sealing tongues and grooves are provided on the four sides of each UHPC prefabricated wall panel, and the sealing tongues and grooves of adjacent prefabricated external curtain wall panels are butted and sealed by colloid.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] The integrated insulation prefabricated external curtain wall panel connection structure and dry construction method provided by the present invention adopt the prefabricated external curtain wall panel formed by the UHPC prefabricated wall panel and the insulation panel integrated inside thereof as the curtain wall monomer component of the building curtain wall system. Compared with the stone curtain wall and the glass curtain wall, the prefabricated external curtain wall panel has lower weight and higher strength, reduces the burden of installation on the exterior wall of the building, improves the safety of the building, and has the advantages of light weight, high strength and high safety.

[0020] The present invention provides a connection structure of a prefabricated external curtain wall panel with integrated insulation and a dry construction method. The prefabricated external curtain wall panel integrates an insulation board, thereby improving the insulation performance of the curtain wall system, reducing the energy consumption of the building, and having the advantages of energy saving and environmental protection.

[0021] The dry construction method of the prefabricated external curtain wall panel connection structure with integrated insulation provided by the present invention adopts a dry construction method, i.e., dry construction, for the installation of the prefabricated external curtain wall panels, which shortens the construction period, improves the construction efficiency, reduces the wet work of wet construction at the construction site, and reduces the cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a cross-sectional structural diagram of the connection structure of the prefabricated external curtain wall panels;

[0023] Figure 2 It is a side view structural diagram of a single component of a prefabricated external curtain wall panel;

[0024] Figure 3 It is a structural diagram of the joints of prefabricated external curtain wall panels;

[0025] As shown in the figure:

[0026] 100. Prefabricated external curtain wall panel connection structure;

[0027] 110. Building exterior wall, 120. Embedded parts, 130. Vertical keel, 140. Angle steel, 150. Adjusting bolts, 160. L-shaped connectors, 170. Prefabricated external curtain wall panels, 171. UHPC prefabricated wall panels, 172. Insulation board, 173. Inner flange, 174. Single-head internal thread connector, 175. Splicing convex line, 176. Splicing groove, 177. Sealing tongue and groove, 178. Waterstop steel plate, 180. Fixing bolts, 181. Gasket, 190. Colloid. DETAILED DESCRIPTION

[0028] The present invention is described in detail below in conjunction with the accompanying drawings: The advantages and features of the present invention will become more apparent from the following description. It should be noted that the accompanying drawings are in very simplified form and in non-precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0029] Please refer to Figures 1 to 3The embodiment of the present invention provides a prefabricated external curtain wall panel connection structure 100 with integrated insulation, comprising a vertical keel 130 installed on the outer surface of a building exterior wall 110, a plurality of angle steels 140 vertically spaced on the vertical keel 130, an L-shaped connector 160 connected to each of the angle steels 140 by an adjusting bolt 150, and two upper and lower prefabricated external curtain wall panels 170 aligned and spliced ​​on the vertical parts of each of the L-shaped connectors 160 parallel to the building exterior wall 110. The prefabricated external curtain wall panel 170 comprises a UHPC prefabricated wall panel 171 and an insulation board 172 integrated inside the prefabricated wall panel 171. An inner flange 173 of the UHPC prefabricated wall panel 171 is pre-buried with a single-head internal thread connector 174 inwardly, and the vertical parts of the L-shaped connector 160 are respectively connected to the single-head internal thread connectors 174 of the upper and lower prefabricated external curtain wall panels 170 by two fixing bolts 180. The UHPC prefabricated wall panel 171 is provided with wall reinforcements. Since the UHPC prefabricated wall panel 171 adopts ultra-high performance concrete, the UHPC prefabricated wall panel 171 and the formed prefabricated external curtain wall panel 170 can be thinner and stronger, thereby reducing the weight.

[0030] Please refer to Figure 1 In order to improve the reliability of the vertical keel 130 installed on the building exterior wall 110, the embodiment of the present invention provides an integrated insulation prefabricated external curtain wall panel connection structure 100, wherein the vertical keel 130 is installed on the building exterior wall 110 through an embedded part 120 pre-embedded on the building exterior wall 110. The embedded part 120 is pre-embedded on the construction exterior wall 110, and of course the embedded part 120 can be replaced by a post-embedded part such as a chemical expansion bolt.

[0031] Please refer to Figure 1 to Figure 2 In order to improve the rapid alignment and installation between adjacent prefabricated external curtain wall panels 170, the embodiment of the present invention provides an integrated insulation prefabricated external curtain wall panel connection structure 100, wherein the upper and lower ends of the UHPC prefabricated wall panel 171 are respectively provided with a splicing convex line 175 and a splicing groove 176, and the upper and lower adjacent prefabricated external curtain wall panels 170 are butted through the matching splicing convex line 175 and the splicing groove 176. Thus, the matching splicing convex line 175 and the splicing groove 176 can align and splice the adjacent prefabricated external curtain wall panels 170.

[0032] Please refer to Figures 1 to 3 In order to improve the sealing and waterproof performance between adjacent prefabricated external curtain wall panels 170, the integrated insulation prefabricated external curtain wall panel connection structure 100 provided in an embodiment of the present invention has sealing grooves 177 on the four sides of the UHPC prefabricated wall panel 171.

[0033] Please refer to Figure 2In order to improve the thermal insulation performance, the embodiment of the present invention provides an integrated thermal insulation prefabricated external curtain wall panel connection structure 100, wherein the thermal insulation panel 172 may be a vacuum insulation panel, an aerogel panel, or the like.

[0034] Please refer to Figure 2 In order to improve the waterproof performance at the single-head internal thread connector 174, the integrated insulation prefabricated external curtain wall panel connection structure 100 provided in an embodiment of the present invention has a water-stop steel plate 178 disposed on the single-head internal thread connector 174.

[0035] Please refer to Figures 1 to 3 The embodiment of the present invention also provides a dry construction method of the above-mentioned prefabricated external curtain wall panel connection structure 100 with integrated insulation, which may include the following steps:

[0036] Step 201 : Install the vertical keel 130 on the building exterior wall 110 . In order to improve the reliability of the installation of the vertical keel 130 , the vertical keel 130 may be installed on the building exterior wall 110 through the embedded parts 120 .

[0037] Step 202 : Angle steels 140 are installed on the vertical keels 130 at predetermined vertical intervals. The predetermined vertical intervals need to match the size of the prefabricated external curtain wall panels 170 .

[0038] Step 203, install the L-shaped connector 160 on each angle steel 140 through the adjusting bolt 150. At this time, the adjusting bolt 150 has a connecting function and an adjusting function, and the bolt holes on the corresponding angle steel 140 and the L-shaped connector 160 can be adjustable holes such as waist-shaped holes to adjust the installation position of the L-shaped connector 160 on the angle steel 140. The angle steel 140 can be replaced by a T-shaped piece.

[0039] Step 204, the prefabricated external curtain wall panel 170 is connected to the vertical member of the L-shaped connector 160 by means of fixing bolts 180 in parallel with the building exterior wall 110, and the upper and lower prefabricated external curtain wall panels 170 are aligned and spliced ​​at the L-shaped connector 160. In step 204, in order to improve the efficiency of alignment and splicing installation, splicing convex lines 175 and splicing grooves 176 are respectively provided at the upper and lower ends of each UHPC prefabricated wall panel 171, and the upper and lower adjacent prefabricated external curtain wall panels 170 are butt-jointed through the matching splicing convex lines 175 and splicing grooves 176.

[0040] In order to improve the sealing performance and waterproof performance of the joints of the prefabricated external curtain wall panels 170, the dry construction method of the prefabricated external curtain wall panel connection structure 100 with integrated insulation provided in an embodiment of the present invention is provided with sealing grooves 177 on the four sides of each UHPC prefabricated wall panel 171, and the sealing grooves 177 of adjacent prefabricated external curtain wall panels 170 are connected and sealed by colloid 190.

[0041] The integrated insulation prefabricated external curtain wall panel connection structure 100 and the dry construction method provided in the embodiment of the present invention adopt the prefabricated external curtain wall panel 170 formed by the UHPC prefabricated wall panel 171 and the insulation panel 172 integrated inside thereof as the curtain wall monomer component of the building curtain wall system. Compared with the stone curtain wall and the glass curtain wall, it has lower weight and higher strength, reduces the burden of installation on the building exterior wall 110, improves the safety of the building, and has the advantages of light weight, high strength and high safety.

[0042] The embodiment of the present invention provides an integrated insulation prefabricated external curtain wall panel connection structure 100 and a dry construction method. The prefabricated external curtain wall panel 170 integrates an insulation board 172, which improves the insulation performance of the curtain wall system, reduces the energy consumption of the building, and has the advantages of energy saving and environmental protection.

[0043] The dry construction method of the prefabricated external curtain wall panel connection structure 100 with integrated insulation provided in the embodiment of the present invention and the installation of the prefabricated external curtain wall panel 170 adopt a dry construction method, i.e., dry construction, which shortens the construction period, improves the construction efficiency, reduces the wet work of wet construction at the construction site, and reduces the cost.

[0044] The present invention is not limited to the above-mentioned specific implementation modes. Obviously, the above-mentioned embodiments are only some embodiments of the embodiments of the present invention, but not all embodiments. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the present invention. Those skilled in the art can make other levels of modifications and changes to the present invention. In this way, if these modifications and changes of the present invention fall within the scope of the claims of the present invention, the present invention is also intended to include these changes and changes.

Claims

1. A prefabricated external curtain wall panel connection structure with integrated insulation, characterized in that: It includes a vertical keel installed on the outer surface of the building's exterior wall, a plurality of angle steels vertically spaced on the vertical keel, an L-shaped connector connected to each of the angle steels by adjusting bolts, and two upper and lower prefabricated exterior curtain wall panels aligned and spliced ​​on the vertical parts of each of the L-shaped connectors in parallel with the building's exterior wall. The prefabricated exterior curtain wall panels include UHPC prefabricated wall panels and an insulation board integrated inside thereof. The inner flange of the UHPC prefabricated wall panels is pre-embedded with a single-head internal threaded connector, and the vertical part of the L-shaped connector is respectively connected to the single-head internal threaded connectors of the upper and lower prefabricated exterior curtain wall panels by two fixing bolts.

2. The prefabricated external curtain wall panel connection structure with integrated insulation according to claim 1 is characterized in that: The vertical keel is installed on the outer wall of the building through embedded parts embedded in the outer wall of the building.

3. The prefabricated external curtain wall panel connection structure with integrated insulation according to claim 1 is characterized in that: The upper and lower ends of the UHPC prefabricated wall panels are respectively provided with splicing convex lines and splicing grooves, and the upper and lower adjacent prefabricated external curtain wall panels are butted together through matching splicing convex lines and splicing grooves.

4. The prefabricated external curtain wall panel connection structure with integrated insulation according to claim 1 or 3, characterized in that: The four sides of the UHPC prefabricated wall panel are provided with sealed tongue and groove.

5. The prefabricated external curtain wall panel connection structure with integrated insulation according to claim 1 is characterized in that: The thermal insulation board is a vacuum insulation board.

6. The prefabricated external curtain wall panel connection structure with integrated insulation according to claim 1 is characterized in that: The thermal insulation board is an aerogel board.

7. The prefabricated external curtain wall panel connection structure with integrated insulation according to claim 1 is characterized in that: The single-head internal thread connector is provided with a water-stop steel plate.

8. A dry construction method for the prefabricated external curtain wall panel connection structure with integrated insulation according to claim 1, characterized in that: Install vertical keels on the exterior walls of buildings; Install angle steels on the vertical keels at predetermined vertical intervals; Install L-shaped connectors on each angle steel by adjusting bolts; The prefabricated external curtain wall panels are connected to the vertical parts of the L-shaped connecting parts parallel to the building exterior wall through fixing bolts, and the upper and lower prefabricated external curtain wall panels are aligned and spliced ​​at the L-shaped connecting parts.

9. The dry construction method of the prefabricated external curtain wall panel connection structure with integrated insulation according to claim 8, characterized in that: Splicing convex lines and splicing grooves are respectively arranged at the upper and lower ends of each UHPC prefabricated wall panel, and the upper and lower adjacent prefabricated external curtain wall panels are butted together through matching splicing convex lines and splicing grooves.

10. The dry construction method of the prefabricated external curtain wall panel connection structure with integrated insulation according to claim 8, characterized in that: Sealed tongues and grooves are arranged on the four sides of each UHPC prefabricated wall panel, and the sealed tongues and grooves of adjacent prefabricated external curtain wall panels are butted and sealed by colloid.

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