Double-layer curtain wall structure and curtain wall system

Abstract

The utility model discloses a double-layer curtain wall structure and a curtain wall system. The double-layer curtain wall structure comprises a functional layer, a honeycomb aluminum plate decoration layer, a secondary keel assembly, an inserting hanging weight and a bearing hanging weight. The secondary keel assembly is arranged between the functional layer and the honeycomb aluminum plate decoration layer, the secondary keel assembly is connected with the functional layer, and the secondary keel assembly is further connected with the honeycomb aluminum plate decoration layer; the inserting hanging weights and the bearing hanging weights are arranged on the sides, facing the secondary keel assembly, of the honeycomb aluminum plate decoration layers, the inserting hanging weights and the bearing hanging weights are arranged on the two adjacent honeycomb aluminum plate decoration layers correspondingly, and each inserting hanging weight comprises an inserting part facing the corresponding bearing hanging weight; and the bearing hanging weight comprises a bearing groove corresponding to the inserting part. Through the inserting hanging weights and the bearing hanging weights which are arranged on the side, facing the secondary keel assembly, of the honeycomb aluminum plate decoration layer, the seam width uniformity can be controlled, and the seam splicing precision of the honeycomb aluminum plate decoration layer is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building decoration, in particular to a double-layer curtain wall structure and a curtain wall system. Background Art

[0002] In the field of architecture, the number of buildings with curtain wall structures is increasing, and the exterior decoration and decoration of curtain walls, especially the decorative shapes, are receiving more and more attention. Among them, honeycomb aluminum panels are often used in large-scale novel curtain wall structures because of their advantages such as light weight, high strength, fire resistance, and good thermal insulation. However, factors such as the shape and size of the curtain wall will cause problems such as insufficient splicing precision, large splicing gaps, and uneven splicing. Utility Model Content

[0003] The embodiments of the utility model provide a double-layer curtain wall structure and a curtain wall system, aiming to solve the problems of large splicing gaps and uneven splicing seams of honeycomb aluminum panels in the prior art methods.

[0004] In a first aspect, the utility model discloses a double-layer curtain wall structure, comprising a functional layer, a honeycomb aluminum plate decorative layer, a secondary keel assembly, a plug-in hanging code and a receiving hanging code; the secondary keel assembly is arranged between the functional layer and the honeycomb aluminum plate decorative layer, and the secondary keel assembly is connected to the functional layer, and the secondary keel assembly is also connected to the honeycomb aluminum plate decorative layer;

[0005] The plug-in hanging code and the receiving hanging code are both arranged on the side of the honeycomb aluminum plate decorative layer facing the secondary keel assembly, and the plug-in hanging code and the receiving hanging code are respectively arranged on two adjacent honeycomb aluminum plate decorative layers, the plug-in hanging code includes a plug-in portion facing the receiving hanging code, and the receiving hanging code includes a receiving groove corresponding to the plug-in portion.

[0006] In some embodiments, it also includes a conversion component, which connects the functional layer and the secondary keel component, and the conversion component also connects the plug-in hanging code and the secondary keel component; the plug-in hanging code also includes a connecting portion, and the connecting portion is vertically arranged with the plug-in portion; the secondary keel component includes a longitudinally long round tube and a clamp arranged around the outer circumference of the round tube, the clamp includes an annular main body, a first extension portion and a second extension portion, and the first extension portion and the second extension portion are both connected to the main body; the conversion component includes a first L-shaped conversion component, a first screw connection component and a second screw connection component, the first L-shaped conversion component is connected to the connecting portion of the plug-in hanging code through the first screw connection component, and the first L-shaped conversion component is connected to the first extension portion of the clamp through the second screw connection component.

[0007] In some embodiments, the first L-shaped adapter includes a first edge and a second edge connected to the first edge, the second edge is arranged perpendicular to the first edge, the first edge is in contact with the connecting portion, and the second edge is in contact with the first extension portion; the first edge and the connecting portion are both provided with a first mounting hole that cooperates with the first screw assembly, and the first mounting hole has a certain length so that the relative position of the first edge and the connecting portion can be adjusted.

[0008] In some embodiments, a tooth groove is provided on a side of the first edge in contact with the connecting portion, a tooth groove is provided on a side of the connecting portion in contact with the first edge, and the tooth groove on the first edge meshes with the tooth groove on the connecting portion.

[0009] In some embodiments, a second mounting hole cooperating with the second screw assembly is disposed on the second side and the first extension portion, and the second mounting hole has a certain length so that the relative position of the second side and the first extension portion can be adjusted.

[0010] In some embodiments, the second screw connection assembly includes a second gasket, the second gasket contacts one side of the second edge, the side of the second gasket contacting the second edge is provided with a tooth groove, the side of the second edge contacting the second gasket is provided with a tooth groove, and the tooth groove on the second edge is meshed with the tooth groove on the second gasket.

[0011] In some embodiments, the adapter assembly also includes a second L-shaped adapter, a third screw assembly and a fourth screw assembly, the second L-shaped adapter is connected to the second extension portion of the clamp through the third screw assembly, and the second L-shaped adapter is connected to the functional layer through the fourth screw assembly.

[0012] In some embodiments, the second L-shaped adapter includes a third side and a fourth side connected to the third side, the fourth side is arranged perpendicular to the third side, the third side is in contact with the second extension portion, and the fourth side is in contact with the functional layer; the third side and the second extension portion are both provided with a third mounting hole that cooperates with the third screw assembly, and the third mounting hole has a certain length so that the relative position of the third side and the second extension portion can be adjusted.

[0013] In some embodiments, the third screw connection assembly includes a third gasket, the third gasket contacts one side of the third edge, the side of the third gasket contacting the third edge is provided with a tooth groove, the side of the third edge contacting the third gasket is provided with a tooth groove, and the tooth groove on the third edge is meshed with the tooth groove on the third gasket.

[0014] In the second aspect, the utility model discloses a curtain wall system, comprising a main keel, a conversion support, a main steel structure of a building, and a double-layer curtain wall structure as described in any one of the first aspects; the main keel is arranged between the double-layer curtain wall structure and the main steel structure of the building, and the main keel is connected to the double-layer curtain wall structure, and the conversion support connects the main keel and the main steel structure of the building.

[0015] The double-layer curtain wall structure and curtain wall system disclosed in the utility model include a functional layer, a honeycomb aluminum plate decorative layer, a secondary keel assembly, a plug-in hanging code and a receiving hanging code; the secondary keel assembly is arranged between the functional layer and the honeycomb aluminum plate decorative layer, and the secondary keel assembly is connected to the functional layer, and the secondary keel assembly is also connected to the honeycomb aluminum plate decorative layer; the plug-in hanging code and the receiving hanging code are both arranged on the side of the honeycomb aluminum plate decorative layer facing the secondary keel assembly, and the plug-in hanging code and the receiving hanging code are respectively arranged on two adjacent honeycomb aluminum plate decorative layers, the plug-in hanging code includes a plug-in portion facing the receiving hanging code, and the receiving hanging code includes a receiving groove corresponding to the plug-in portion. By arranging the plug-in hanging code and the receiving hanging code on the side of the honeycomb aluminum plate decorative layer facing the secondary keel assembly, the uniformity of the seam width can be controlled, and the seam accuracy of the honeycomb aluminum plate decorative layer can be effectively improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 A schematic diagram of a curtain wall system node provided by an embodiment of the utility model;

[0018] Figure 2 for Figure 1 An enlarged schematic diagram of a part A of the curtain wall system is shown;

[0019] Figure 3 for Figure 2 An enlarged schematic diagram of the plug-in hanging code is shown;

[0020] Figure 4 for Figure 2 An enlarged schematic diagram of the receiving hanging code is shown;

[0021] Figure 5 for Figure 2 An enlarged schematic diagram of the combination of the first L-shaped adapter, the first screw connection component and the second screw connection component is shown;

[0022] Figure 6for Figure 2 An enlarged schematic diagram of the combination of the second L-shaped adapter, the third screw connection component and the fourth screw connection component is shown.

[0023] Among them, the reference numerals in the figure are as follows:

[0024] Double-layer curtain wall structure 1; functional layer 11; supporting layer 111; waterproof layer 112; thermal insulation layer 113; aluminum veneer layer 114; aluminum alloy corner code 115; bottom plate 1151; side plate 1152; self-tapping screws 116; weather-resistant sealant 117; thermal insulation fixing piece 118; honeycomb aluminum plate decorative layer 12; secondary keel assembly 13; round tube 131; hoop 132; main body 1321; first extension part 1322; second extension part 1323; stainless steel pan head limit nail 133; plug-in hanging code 14; first fixing part 141; plug-in part 142; connecting part 143; receiving hanging code 15; receiving groove 151; second fixing part 152; rivet 16; adapter assembly 17; first L-shaped adapter 171; first side 1711; second side 1712; first threaded assembly 172; first bolt 1721; first nut 1722; first gasket 1723; first threaded assembly 173; second bolt 1731; second nut 1732; second gasket 1733; second L-shaped adapter 174; third side 1741; fourth side 1742; third threaded assembly 175; third bolt 1751; third nut 1752; third gasket 1753; fourth threaded assembly 176; fourth bolt 1761; fourth nut 1762; fourth gasket 1763; main keel 2; conversion support 3; main steel structure of building 4. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] It should be understood that when used in this specification and the appended claims, the terms "include" and "comprises" indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or combinations thereof.

[0027] It should also be understood that the terms used in the utility model specification are only for the purpose of describing specific embodiments and are not intended to limit the utility model. As used in the utility model specification and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include plural forms.

[0028] It should be further understood that the term “and / or” used in the present specification and the appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations.

[0029] See also Figures 1 to 6 , Figure 1 A schematic diagram of a curtain wall system node provided by an embodiment of the utility model; Figure 2 for Figure 1 An enlarged schematic diagram of a part A of the curtain wall system is shown; Figure 3 for Figure 2 An enlarged schematic diagram of the plug-in hanging code is shown; Figure 4 for Figure 2 An enlarged schematic diagram of the receiving hanging code is shown; Figure 5 for Figure 2 An enlarged schematic diagram of the combination of the first L-shaped adapter, the first screw connection component and the second screw connection component is shown; Figure 6 for Figure 2 An enlarged schematic diagram of the combination of the second L-shaped adapter, the third screw connection component and the fourth screw connection component is shown.

[0030] like Figures 1 to 6 As shown, an embodiment of the utility model provides a curtain wall system, which may include a double-layer curtain wall structure 1, a main keel 2, a conversion support 3 and a main steel structure of a building 4. The double-layer curtain wall structure 1 can be used as a decorative surface of the exterior wall of a building. The main keel 2 is arranged between the double-layer curtain wall structure 1 and the main steel structure of the building 4, and the main keel 2 is connected to the double-layer curtain wall structure 1, and it is connected to the main steel structure of the building 4 through the conversion support 3, which is used to support the entire double-layer curtain wall structure 1. The main keel 2 can be made of galvanized steel square tubes, and the conversion support 3 can be fixedly connected to the main steel structure of the building 4 and the main keel 2 by welding.

[0031] In some embodiments, the double-layer curtain wall structure 1 may include a functional layer 11, a honeycomb aluminum plate decorative layer 12, a secondary keel assembly 13, a plug-in hanging code 14, a receiving hanging code 15, a rivet 16, and a transfer assembly 17. The functional layer 11 is arranged on the side of the double-layer curtain wall structure 1 close to the main steel structure 4 of the building, and is used for waterproofing, heat preservation and heat insulation. The honeycomb aluminum plate decorative layer 12 is arranged on the side of the functional layer 11 away from the main steel structure 4 of the building, and mainly plays a decorative role. It also has the functions of fire prevention, heat insulation and corrosion resistance. The honeycomb aluminum plate decorative layer 12 can adopt a colorful fluorocarbon pre-rolled honeycomb aluminum plate. The secondary keel assembly 13 is arranged between the functional layer 11 and the honeycomb aluminum plate decorative layer 12, and the secondary keel assembly 13 is connected to the functional layer 11. The secondary keel assembly 13 is also connected to the honeycomb aluminum plate decorative layer 12, and is used to support the honeycomb aluminum plate decorative layer 12 and the functional layer 11. The plug-in hanging code 14 and the receiving hanging code 15 are both arranged on the side of the honeycomb aluminum plate decorative layer 12 facing the secondary keel assembly 13, and the plug-in hanging code 14 and the receiving hanging code 15 are respectively arranged on two adjacent honeycomb aluminum plate decorative layers 12, which are used to splice two adjacent honeycomb aluminum plates. The rivet 16 connects the plug-in hanging code 14, the receiving hanging code 15 and the corresponding honeycomb aluminum plate decorative layer 12, and is used to fix the plug-in hanging code 14 and the receiving hanging code 15 on the honeycomb aluminum plate decorative layer 12 leveled therewith. The adapter assembly 17 is arranged between the functional layer 11 and the honeycomb aluminum plate decorative layer 12, and is used to connect the functional layer 11 with the secondary keel assembly 13 and to connect the honeycomb aluminum plate decorative layer 12 with the secondary keel assembly 13.

[0032] In some embodiments, the functional layer 11 may include a supporting layer 111, a waterproof layer 112, an insulating layer 113, an aluminum veneer layer 114, an aluminum alloy corner code 115, a self-tapping screw 116, a weather-resistant sealant 117, and an insulating fixing 118. The supporting layer 111 is arranged on the side of the functional layer 11 close to the main keel 2, and is used to support the layers thereon. The supporting layer 111 may be made of galvanized iron sheet or galvanized iron plate. The waterproof layer 112 is arranged on the side of the supporting layer 111 away from the main keel 2, and a TPO (Thermoplasticpolyolefin, Chinese name: thermoplastic polyolefin) waterproof membrane may be used. The insulating layer 113 is arranged on the side of the waterproof layer 112 away from the supporting layer 111, and a rock wool board may be used. The aluminum veneer layer 114 is arranged on the side of the waterproof layer 112 away from the insulating layer 113, and an aluminum veneer is used, which also plays a role in auxiliary waterproofing. The support layer 111, the waterproof layer 112, the insulation layer 113 and the aluminum veneer layer 114 are tightly combined in sequence to meet the waterproof and insulation requirements of the double-layer curtain wall structure 1. The aluminum alloy corner bracket 115 is arranged between two adjacent aluminum veneers, and its bottom is in close contact with the support layer 111, and is used to connect the two adjacent aluminum veneers. The self-tapping screw 116 connects the aluminum alloy corner bracket 115 and the support layer 111, thereby fixing the aluminum veneer layer 114 and the support layer 111. The weather-resistant sealant 117 is used to seal the gap between the two side panels 1152 of the aluminum alloy corner bracket 115.

[0033] Specifically, the aluminum alloy angle bracket 115 includes a bottom plate 1151 and side plates 1152 connected to opposite sides of the bottom plate 1151. Two adjacent aluminum veneers are respectively arranged on the outside of the two side plates 1152, and the aluminum veneers are connected to the corresponding side plates 1152 by rivets 16. The bottom plate 1151 of the aluminum alloy angle bracket 115 is close to the support layer 111, and the self-tapping screws 116 connect the bottom plate 1151 and the support layer 111. The self-tapping screws 116 can be stainless steel self-tapping screws 116. Weather-resistant sealant 117 is used to seal the gap between the two side plates 1152 of the aluminum alloy angle bracket 115. The heat-insulating fixing piece 118 penetrates the support layer 111, the waterproof layer 112 and the heat-insulating layer 113 to fix the heat-insulating layer 113 with the support layer 111 and the waterproof layer 112. The heat-insulating fixing piece 118 is arranged at intervals on the plane where the support layer 111 is located, and the specific number and distance can be adjusted according to the actual design.

[0034] In some embodiments, the secondary keel assembly 13 may include a longitudinally long round tube 131, a hoop 132, and a stainless steel pan head limiting nail 133. The round tube 131 serves as the main body of the secondary keel assembly 13. The hoop 132 is arranged around the outer circumference of the round tube 131. The radial position of the hoop 132 in the round tube 131 can be adjusted according to actual needs. After adjustment, the hoop 132 can be fixed on the round tube 131 by the stainless steel pan head limiting nail 133. The stainless steel pan head limiting nail 133 is a self-tapping screw. Specifically, the hoop 132 may include an annular main body 1321, a first extension 1322, and a second extension 1323. The first extension 1322 and the second extension 1323 are both connected to the main body 1321.

[0035] Specifically, combined Figure 3 and Figure 4 The plug-in hanging weight 14 can be made of aluminum alloy material, and can include a first fixing portion 141, a connecting portion 143 and a plug-in portion 142. The first fixing portion 141 can be L-shaped. When the plug-in hanging weight 14 is connected to the honeycomb aluminum plate of the honeycomb aluminum plate decorative layer 12, the long side of the first fixing portion 141 is in contact with the bottom surface of the honeycomb aluminum plate, and the short side of the first fixing portion 141 is in contact with the side surface of the honeycomb aluminum plate. The first fixing portion 141 and the honeycomb aluminum plate are fixed by rivets 16. One end of the connecting portion 143 is connected to the long side of the first fixing portion 141, and the connecting portion 143 faces the direction away from the short side of the first fixing portion 141, and the connecting portion 143 is arranged perpendicular to the plug-in portion 142. One end of the plug-in portion 142 is connected to one side of the connecting portion 143, and the other end of the plug-in portion 142 faces the direction where the receiving hanging weight 15 is located, and a tooth groove is provided on the other side of the connecting portion 143. The receiving hanging weight 15 can be made of aluminum alloy material, and can include a second fixing portion 152 and a receiving groove 151 corresponding to the plug-in portion 142 of the plug-in hanging weight 14. The second fixing portion 152 can be L-shaped. When the receiving hanging weight 15 is connected to the honeycomb aluminum plate of the honeycomb aluminum plate decorative layer 12, the long side of the second fixing portion 152 is in contact with the bottom surface of the honeycomb aluminum plate, and the short side of the second fixing portion 152 is in contact with the side surface of the honeycomb aluminum plate. The second fixing portion 152 and the honeycomb aluminum plate are fixed by rivets 16. When two adjacent honeycomb aluminum plates are spliced, the plug-in portion 142 of the plug-in hanging weight 14 is inserted into the receiving groove 151 of the receiving hanging weight 15, so as to reduce the width of the splicing seam of the adjacent honeycomb aluminum plates. Since the receiving hanging weight 14 and the receiving hanging weight 15 are fixed on the honeycomb aluminum plate, the spacing between the two remains unchanged, so the uniformity of the splicing seam can be controlled and the splicing accuracy can be improved.

[0036] Combination Figure 5 and Figure 6In some embodiments, the adapter component 17 may include a first L-shaped adapter 171, a first screw component 172, a second screw component 173, a second L-shaped adapter 174, a third screw component 175, and a fourth screw component 176. The first L-shaped adapter 171 is connected to the connecting portion 143 of the plug-in hook 14 through the first screw component 172, and the first L-shaped adapter 171 is connected to the first extension portion 1322 of the clamp 132 through the second screw component 173. The second L-shaped adapter 174 is connected to the second extension portion 1323 of the clamp 132 through the third screw component 175, and the second L-shaped adapter 174 is connected to the functional layer 11 through the fourth screw component 176.

[0037] Specifically, the first L-shaped adapter 171 can be made of aluminum alloy material, including a first side 1711 and a second side 1712 connected to the first side 1711, the second side 1712 is arranged perpendicular to the first side 1711, the first side 1711 is in contact with the connecting portion 143 of the plug-in hanging weight 14, and the second side 1712 is in contact with the first extension portion 1322 of the clamp 132. The first screw assembly 172 includes a first bolt 1721, a first nut 1722 and a first gasket 1723. The first side 1711 and the connecting portion 143 are both provided with a first mounting hole that matches the first screw assembly 172, and the first mounting hole has a certain length so that the relative position of the first side 1711 and the connecting portion 143 can be slightly adjusted by a certain distance. A tooth groove is provided on the side of the first side 1711 that contacts the connecting portion 143 of the plug-in hanging weight 14, and a tooth groove is provided on the side of the connecting portion 143 that contacts the first side 1711, and the tooth groove on the first side 1711 meshes with the tooth groove on the connecting portion 143. After the relative position of the first side 1711 and the connecting portion 143 is finely adjusted, the tooth groove on the first side 1711 meshes with the tooth groove on the connecting portion 143 to fix the relative position of the first side 1711 and the connecting portion 143 so that they no longer slide relative to each other, and the first bolt 1721 passes through the first mounting hole and cooperates with the first gasket 1723 and the first nut 1722 to fix the first side 1711 and the connecting portion 143. A second mounting hole that cooperates with the second screw assembly 173 is provided on the second side 1712 and the first extension portion 1322, and the second mounting hole has a certain length so that the relative position of the second side 1712 and the first extension portion 1322 can be slightly adjusted by a certain distance. The second screw assembly 173 includes a second bolt 1731, a second nut 1732, and a second washer 1733. The second washer 1733 contacts one side of the second side 1712. A tooth groove is provided on the side of the second washer 1733 that contacts the second side 1712. A tooth groove is provided on the side of the second side 1712 that contacts the second washer 1733. The tooth groove on the second side 1712 meshes with the tooth groove on the second washer 1733. After the relative position of the second side 1712 and the connecting portion 143 is finely adjusted, the tooth groove on the second side 1712 meshes with the tooth groove on the second washer 1733. The second bolt 1731 passes through the second mounting hole and then cooperates with the second washer 1733 and the second nut 1732 to fix the second side 1712 and the first extension portion 1322.

[0038] Specifically, the second L-shaped adapter 174 can be made of aluminum alloy material, including a third edge 1741 and a fourth edge 1742 connected to the third edge 1741, the fourth edge 1742 is vertically arranged to the third edge 1741, the third edge 1741 is in contact with the second extension portion 1323 of the clamp 132, and the fourth edge 1742 is in contact with the functional layer 11; the third edge 1741 and the second extension portion 1323 are both provided with a third mounting hole that cooperates with the third screw assembly 175, and the third mounting hole has a certain length so that the relative position of the third edge 1741 and the second extension portion 1323 can be slightly adjusted by a certain distance. The third screw assembly 175 includes a third bolt 1751, a third nut 1752 and a third washer 1753. The third washer 1753 contacts one side of the third side 1741. A tooth groove is provided on the side of the third washer 1753 contacting the third side 1741. A tooth groove is provided on the side of the third side 1741 contacting the third washer 1753. The tooth groove on the third side 1741 meshes with the tooth groove on the third washer 1753. After the relative position of the third side 1741 and the second extension portion 1323 is finely adjusted, the tooth groove on the third side 1741 meshes with the tooth groove on the third washer 1753. The third bolt 1751 passes through the third mounting hole and cooperates with the third washer 1753 and the third nut 1752 to fix the third side 1741 and the second extension portion 1323. The fourth side 1742 of the second L-shaped adapter 174 is arranged inside the functional layer 11 and fits with the supporting layer 111. The fourth screw connection includes a fourth bolt 1761, a fourth nut 1762 and a fourth gasket 1763. The fourth nut 1762 is arranged on the side of the main keel 2 facing the main steel structure 4 of the building. The fourth gasket 1763 contacts one side of the fourth side 1742. A tooth groove is provided on the side where the fourth gasket 1763 contacts the fourth side 1742. A tooth groove is provided on the side where the fourth side 1742 contacts the fourth gasket 1763. The tooth groove on the fourth side 1742 is meshed with the tooth groove on the fourth gasket 1763. The fourth bolt 1761 cooperates with the fourth gasket 1763 and the fourth bolt 1761 to fix the fourth side 1742, the supporting layer 111 and the main keel 2.

[0039] Specifically, the first gasket 1723 , the second gasket 1733 , the third gasket 1753 and the fourth gasket 1763 may all be insulating gaskets.

[0040] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the utility model, and these modifications or replacements should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A double-layer curtain wall structure, characterized in that: It comprises a functional layer (11), a honeycomb aluminum plate decorative layer (12), a secondary keel assembly (13), a plug-in hanging weight (14) and a receiving hanging weight (15); the secondary keel assembly (13) is arranged between the functional layer (11) and the honeycomb aluminum plate decorative layer (12), and the secondary keel assembly (13) is connected to the functional layer (11), and the secondary keel assembly (13) is also connected to the honeycomb aluminum plate decorative layer (12); The plug-in hanging weight (14) and the receiving hanging weight (15) are both arranged on a side of the honeycomb aluminum plate decorative layer (12) facing the secondary keel assembly (13), and the plug-in hanging weight (14) and the receiving hanging weight (15) are respectively arranged on two adjacent honeycomb aluminum plate decorative layers (12), the plug-in hanging weight (14) includes a plug-in portion (142) facing the receiving hanging weight (15), and the receiving hanging weight (15) includes a receiving groove (151) corresponding to the plug-in portion (142).

2. The double-layer curtain wall structure according to claim 1, characterized in that: The invention also comprises an adapter component (17), wherein the adapter component (17) connects the functional layer (11) and the secondary keel component (13), and the adapter component (17) also connects the plug-in hanging weight (14) and the secondary keel component (13); the plug-in hanging weight (14) further comprises a connecting portion (143), wherein the connecting portion (143) and the plug-in portion (142) are arranged perpendicularly; the secondary keel component (13) comprises a longitudinally long round tube (131) and a hoop (132) arranged around the outer circumference of the round tube (131), wherein the hoop (132) comprises an annular main body portion (1321), a first extension portion (132 2) and a second extension portion (1323), the first extension portion (1322) and the second extension portion (1323) are both connected to the main body portion (1321); the adapter assembly includes a first L-shaped adapter (171), a first screw assembly (172) and a second screw assembly (173), the first L-shaped adapter (171) is connected to the connecting portion (143) of the plug-in hanging code (14) through the first screw assembly (172), and the first L-shaped adapter (171) is connected to the first extension portion (1322) of the clamp (132) through the second screw assembly (173).

3. The double-layer curtain wall structure according to claim 2, characterized in that: The first L-shaped adapter (171) includes a first edge (1711) and a second edge (1712) connected to the first edge (1711), the second edge (1712) being arranged perpendicular to the first edge (1711), the first edge (1711) being in contact with the connecting portion (143), and the second edge (1712) being in contact with the first extending portion (1322); the first edge (1711) and the connecting portion (143) are both provided with a first mounting hole that cooperates with the first screw assembly (172), and the first mounting hole enables the relative position of the first edge (1711) and the connecting portion (143) to be adjusted.

4. The double-layer curtain wall structure according to claim 3, characterized in that: A tooth groove is provided on the side of the first edge (1711) that contacts the connecting portion (143), and a tooth groove is provided on the side of the connecting portion (143) that contacts the first edge (1711), and the tooth groove on the first edge (1711) and the tooth groove on the connecting portion (143) are meshed with each other.

5. The double-layer curtain wall structure according to claim 3, characterized in that: The second side (1712) and the first extension portion (1322) are both provided with a second mounting hole that cooperates with the second screw assembly (173), and the second mounting hole enables the relative position of the second side (1712) and the first extension portion (1322) to be adjusted.

6. The double-skin curtain wall structure according to claim 5, characterized in that: The second screw connection component (173) includes a second gasket (1733), the second gasket (1733) is in contact with one side of the second edge (1712), a tooth groove is provided on the side of the second gasket (1733) in contact with the second edge (1712), a tooth groove is provided on the side of the second edge (1712) in contact with the second gasket (1733), and the tooth groove on the second edge (1712) and the tooth groove on the second gasket (1733) are meshed with each other.

7. The double-skin curtain wall structure according to claim 2, characterized in that: The adapter component (17) further includes a second L-shaped adapter (174), a third screw component (175) and a fourth screw component (176), wherein the second L-shaped adapter (174) is connected to the second extension portion (1323) of the clamp (132) via the third screw component (175), and the second L-shaped adapter (174) is connected to the functional layer (11) via the fourth screw component (176).

8. The double-skin curtain wall structure according to claim 7, characterized in that: The second L-shaped adapter (174) includes a third side (1741) and a fourth side (1742) connected to the third side (1741), the fourth side (1742) is vertically arranged to the third side (1741), the third side (1741) is in contact with the second extension portion (1323), and the fourth side (1742) is in contact with the functional layer (11); the third side (1741) and the second extension portion (1323) are both provided with a third mounting hole that cooperates with the third screw assembly (175), and the third mounting hole enables the relative position of the third side (1741) and the second extension portion (1323) to be adjusted.

9. The double-skin curtain wall structure according to claim 8, characterized in that: The third screw connection assembly includes a third gasket (1753), the third gasket (1753) is in contact with one side of the third edge (1741), the side of the third gasket (1753) in contact with the third edge (1741) is provided with a tooth groove, the side of the third edge (1741) in contact with the third gasket (1753) is provided with a tooth groove, and the tooth groove on the third edge (1741) and the tooth groove on the third gasket (1753) are meshed with each other.

10. A curtain wall system, characterized in that: It comprises a main keel (2), a conversion support (3), a main steel structure of a building (4) and a double-layer curtain wall structure as described in any one of claims 1 to 9; the main keel (2) is arranged between the double-layer curtain wall structure and the main steel structure of the building (4), and the main keel (2) is connected to the double-layer curtain wall structure (1), and the conversion support (3) connects the main keel (2) and the main steel structure of the building (4).

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