CN219863542U - Connection structure of double-deck curtain - Google Patents

Abstract

The utility model discloses a connecting structure of a double-layer curtain wall, which belongs to the field of double-layer curtain walls and comprises an inner wall mounting piece, an outer wall mounting piece and two clamping assemblies, wherein the inner wall mounting piece and the outer wall mounting piece are of rectangular frame structures and are mutually embedded and connected through a plurality of sleeves, embedded pipes, cross bars and connecting rods. The connecting structure of the double-layer curtain wall has the advantages of quick assembly and disassembly, stable connection and easy replacement of structural parts, and solves the problems that the two-layer curtain wall panels are connected through a single connecting piece, such as a cantilever beam or a connecting component, but are fixedly connected and cannot be repeatedly disassembled, once the installation is completed, the positions of the outer layer vertical surface relative to the inner layer vertical surface cannot be adjusted, on one hand, the two-layer curtain wall cannot be assembled and disassembled for the second time in cooperation with maintenance and repair, and on the other hand, the structural parts for long-term use cannot be replaced, so that the safety and the stability are poor.

Description

Connection structure of double-deck curtain

Technical Field

The utility model belongs to the field of double-layer curtain walls, and particularly relates to a connecting structure of a double-layer curtain wall.

Background

The curtain wall is an outer wall enclosure of a building, is not bearing, is hung like a curtain, is also called as a 'pile curtain wall', is a light wall body with a decorative effect commonly used in modern large-scale and high-rise buildings, consists of a panel and a supporting structure system, can have certain displacement capacity or certain deformation capacity relative to a main structure, and is not used as a building outer protection structure or a decorative structure (an outer wall frame type supporting system is also one of curtain wall systems).

Along with the area increase that commercial building occupied, the stability and the environmental protection requirement of curtain are also higher and higher, more and more buildings reach green, energy-conserving requirement with the structural style of double-deck curtain wall, double-deck mu wall includes inside and outside two-layer facade, current problem is that two-layer curtain wall panels pass through single connecting piece, like cantilever beam, or coupling assembling connect, but be fixed connection, unable repeated dismantlement, once the installation is accomplished, the position of the relative inlayer facade of skin facade can not be mobilized any more, on the one hand, the unable cooperation is overhauld, the secondary dismouting when maintaining, on the other hand, also can't change to the structure spare that uses for a long time for security, stability are relatively poor, consequently, propose a bilayer curtain wall's connection structure solves above-mentioned problem.

Disclosure of Invention

Aiming at one or more of the defects or improvement demands of the prior art, the utility model provides a connecting structure of a double-layer curtain wall, which has the advantages of quick assembly and disassembly, stable connection and easy replacement of structural parts.

In order to achieve the above-mentioned purpose, the present utility model provides a connection structure of a double-layer curtain wall, which comprises an inner wall mounting member, an outer wall mounting member, and two clamping assemblies; wherein the method comprises the steps of

The inner wall mounting piece and the outer wall mounting piece are of rectangular frame structures and are formed by mutually jogged connection of a plurality of sleeves, embedded pipes, cross bars and connecting rods;

the two groups of sleeves and the embedded pipes are sleeved with each other to form a vertical frame, the adjacent sleeves and the embedded pipes on the two sides are arranged in a group, the cross bars are arranged at equal intervals from bottom to top, and the two groups of sleeves and the embedded pipes embedded on the two sides form a rectangular frame together;

the connecting rods are transversely and equidistantly arranged along the cross rod, two ends of the connecting rods are embedded between the inner wall mounting piece and the outer wall mounting piece, and the inner wall mounting piece and the outer wall mounting piece are connected through the connecting rods to form a double-layer frame structure;

a plurality of bolts are inserted into the joint of each sleeve, each embedded pipe, each cross rod and each connecting rod for embedded limiting;

the two clamping assemblies are respectively arranged on two sides of the top of the inner wall mounting piece, and the other ends of the clamping assemblies are fixed on the outer wall body.

As a further improvement of the utility model, the sleeve and the embedded pipe are double-layer hollow steel pipes, two vertical inserting blocks are integrally arranged at two ends of the embedded pipe, and the vertical inserting blocks are matched with hollow grooves at two ends of the sleeve.

As a further improvement of the utility model, a transverse slot is arranged on both sides of the sleeve and the embedded pipe in a penetrating way, the transverse slot is matched with the thickness of the cross rod, and the cross rod can be inserted into the transverse slot in a penetrating way.

As a further improvement of the utility model, two rows of embedded grooves are formed on the sleeve, the embedded pipe, the cross rod and the connecting rod at equal intervals, the embedded grooves are matched with the bolts in size, the bolts are triangular steel plates, and two groups of bolt pieces are arranged on a plurality of bolts.

As a further improvement of the utility model, the two clamping assemblies comprise a base, two sliding grooves, a sliding seat, a retaining seat, a transverse adjusting block, two vertical adjusting blocks and a limiting block, wherein the outer wall of the base is fixedly arranged on an external bearing wall body, the sliding grooves are uniformly arranged on two sides of one end face of the base, the sliding seat slides between the two sliding grooves, the sliding seat is hollow rectangular, the retaining seat is fixedly arranged on one side surface inside the sliding seat, the transverse adjusting block is fixedly arranged on the other side of the retaining seat, the transverse adjusting block is trapezoid, two vertical adjusting blocks are respectively attached to two sides of the transverse adjusting block, the two vertical adjusting blocks are semi-trapezoid, and the limiting block is fixedly arranged on one side surface of the transverse adjusting block.

As a further improvement of the utility model, the triangular end faces of the two vertical adjusting blocks are attached to the triangular end faces of the transverse adjusting blocks, the limiting block is fixedly connected with the sliding seat through two fixing screws, the sliding groove is of an inward concave triangular section, and the outer walls of the two sides of the sliding seat are triangular and are matched with the sliding groove.

As a further improvement of the utility model, the transverse adjusting block and the two vertical adjusting blocks are respectively provided with a rectangular groove along the transverse direction, and the grooves are respectively provided with an adjusting groove, and the other ends of the adjusting grooves are fixed on the bottom surface of the inner wall of the sliding seat.

As a further improvement of the utility model, a through hole is arranged on one side of the (), one side of the sliding seat in a penetrating way, an adjusting handle is sleeved in the hole, an internal thread of the adjusting handle is rotatably provided with a threaded rod, the other end of the threaded rod is fixedly connected with the sliding seat, the other end of the base is integrally provided with a limiting block, and a space is reserved between the limiting block and the sliding seat.

In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:

1. according to the connecting structure of the double-layer curtain wall, the inner wall mounting piece and the outer wall mounting piece are mutually embedded and built through the sleeve, the embedded pipe, the cross rod and the connecting rod, so that when the double-layer curtain wall is used for a period of time, a user needs to disassemble, assemble and replace the double-layer curtain wall or overhaul the double-layer curtain wall, the curtain wall can be quickly and integrally disassembled only by disassembling the bolt at the joint, meanwhile, the inner wall mounting piece and the outer wall mounting piece are connected through the connecting rods and limited through the bolt, and a group of cross rods and connecting rods are arranged at intervals of three meters, so that the double-layer curtain wall is higher in transverse stability, and collapse of the double-layer curtain wall is avoided.

2. According to the connecting structure of the double-layer curtain wall, through fixing the two groups of clamping assemblies with an external wall body and placing the sleeves positioned on the two sides of the top end of the inner wall mounting piece in the space between the sliding seat and the limiting block, when a user rotates the adjusting handle outside, the threaded rod can rotate and drive the sliding seat to slide towards one side of the limiting block, and through the arrangement of the movable wedge-shaped balance clamps between the transverse adjusting blocks and the two vertical adjusting blocks, the inner wall mounting piece can be tightly clamped by the vertical adjusting blocks and the limiting block, so that the inner wall mounting piece can be stably mounted with the wall body, and meanwhile, the inner wall mounting piece is convenient to loose, easy to disassemble and assemble, and greatly improves the practicability.

Drawings

FIG. 1 is a schematic view of the construction of an interior wall mount and exterior wall mount of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the tube and cross bar of the present utility model;

FIG. 3 is a schematic view of a sleeve and tube mounting structure of the present utility model;

FIG. 4 is a schematic view of a sleeve and tube separation structure according to the present utility model;

FIG. 5 is a schematic view of the mounting structure of the cross bar and connecting rod of the present utility model;

FIG. 6 is a schematic view of a mounting structure of a clamping assembly according to the present utility model;

FIG. 7 is a schematic view of the structure of the clamping sliding track of the clamping assembly of the present utility model;

fig. 8 is a schematic view of the latch structure of the present utility model.

Like reference numerals denote like technical features throughout the drawings, in particular: 1. an inner wall mounting member; 2. an outer wall mounting member; 3. a sleeve; 4. embedding a pipe; 5. a cross bar; 6. a connecting rod; 7. a plug pin; 71. a bolt member; 8. a clamping assembly; 81. a base; 811. a chute; 82. a slide; 83. a base; 84. a lateral adjustment block; 85. a vertical adjusting block; 86. an adjustment tank; 87. a limiting block; 9. adjusting the handle; 91. a threaded rod; 10. a fitting groove; 11. a transverse slot; 12. and (5) vertically inserting blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

1-8, a double-layer curtain wall connecting structure comprises an inner wall mounting piece 1, an outer wall mounting piece 2 and two clamping assemblies 8; wherein the method comprises the steps of

The inner wall mounting piece 1 and the outer wall mounting piece 2 are of rectangular frame structures and are formed by mutually jogged and connected with each other through a plurality of sleeves 3, embedded pipes 4, cross rods 5 and connecting rods 6;

the sleeve pipes 3 and the embedded pipes 4 are mutually sleeved to form a vertical frame, two adjacent sleeve pipes 3 and embedded pipes 4 on two sides are arranged in a group, the cross rods 5 are arranged from bottom to top at equal intervals and are embedded between the two groups of sleeve pipes 3 and embedded pipes 4 on two sides to jointly form a rectangular frame;

the connecting rods 6 are transversely and equidistantly arranged along the cross rod 5, two ends of the connecting rods are embedded between the inner wall mounting piece 1 and the outer wall mounting piece 2, and the inner wall mounting piece 1 and the outer wall mounting piece 2 are connected through the connecting rods 6 to form a double-layer frame structure;

a plurality of bolts 7 are inserted at the joint of each sleeve 3, each embedded pipe 4, each cross rod 5 and each connecting rod 6 for embedding and limiting;

the two clamping assemblies 8 are respectively arranged on two sides of the top of the inner wall mounting piece 1, and the other ends of the clamping assemblies 8 are fixed on the outer wall body.

In the embodiment, the inner wall mounting piece 1 and the outer wall mounting piece 2 are all formed by mutually embedding and constructing the sleeve 3, the embedded pipe 4, the cross rod 5 and the connecting rod 6, so that when a user needs to disassemble, assemble and replace the double-layer curtain wall or overhaul the double-layer curtain wall after the double-layer curtain wall is used for a period of time, the bolt 7 at the joint is only required to be disassembled to quickly and integrally disassemble the double-layer curtain wall, meanwhile, the inner wall mounting piece 1 and the outer wall mounting piece 2 are connected through the plurality of connecting rods 6 and limited through the bolt 7, and a group of cross rods 5 and connecting rods 6 are arranged at intervals of three meters, so that the transverse stability of the double-layer curtain wall is stronger, and collapse of the double-layer curtain wall is avoided; through the fixed of two sets of clamping assemblies 8 and external wall that set up to and will be located the sleeve pipe 3 of interior wall mounting 1 top both sides and place in the interval of slide 82, stopper 87, when the user rotates at external rotation adjustment handle 9, make threaded rod 91 rotatable, and drive slide 82 to stopper 87 one side slip, the setting of the mobilizable wedge balance clamp between through the horizontal regulating block 84 that sets up and two vertical regulating blocks 85, make accessible vertical regulating block 85 and stopper 87 tightly centre gripping interior wall mounting 1, and then make interior wall mounting 1 can be stable install between the wall body, it is convenient to loosen simultaneously, easily dismouting to interior wall mounting 1, the practicality is greatly increased.

Specifically, referring to fig. 1 to 4, the sleeve 3 and the embedded pipe 4 are double-layer hollow steel pipes, two vertical inserting blocks 12 are integrally arranged at two ends of the embedded pipe 4, and the vertical inserting blocks 12 are matched with hollow grooves formed at two ends of the sleeve 3.

In this embodiment, through the sleeve pipe 3 that sets up, inlay tub 4 and be double-deck hollow steel pipe for the sleeve pipe 3, inlay the structural strength between the tub 4 is bigger, and hollow groove in the sleeve pipe 3 can be used to with vertical inserted block 12 assorted simultaneously, and then realizes inlaying the sleeve pipe 4 and sleeve pipe 3 between cup joint the installation, and then realizes that the extension of the vertical height of interior wall installed part 1 is used for using different floor height.

Specifically, referring to fig. 1 to 5, a transverse slot 11 is formed in each of two sides of the sleeve 3 and the embedded pipe 4, the transverse slot 11 is adapted to the thickness of the cross rod 5, and the cross rod 5 can be inserted into the transverse slot 11.

In this embodiment, through the sleeve pipe 3 that sets up, inlay pipe 4 and both sides face and offered horizontal slot 11 for after vertical high interior wall installed part 1, outer wall installed part 2 build the completion, can insert horizontal pole 5 in horizontal slot 11 and carry out horizontal stability, can avoid interior wall installed part 1, outer wall installed part 2 to appear horizontal rocking through multiunit horizontal pole 5 that sets up, improved safety in utilization.

Specifically, referring to fig. 1 to 5 and 8, two rows of engaging grooves 10 are equally spaced on the sleeve 3, the tube 4, the cross rod 5 and the connecting rod 6, the engaging grooves 10 are matched with the bolts 7 in size, the bolts 7 are triangular steel plates, and two groups of bolt members 71 are arranged on the bolts 7.

In this embodiment, through the two rows of the embedded grooves 10 are formed in the sleeve 3, the embedded pipe 4, the cross rod 5 and the connecting rod 6, when any of the above components are in embedded connection, a user can insert a plurality of bolts 7 into the embedded grooves 10 at two ends of the connection part and lock two groups of bolt pieces 71 on the bolts 7, so that stable connection of the sleeve 3, the embedded pipe 4, the cross rod 5 and the connecting rod 6 is realized, and finally, the construction of the inner wall mounting piece 1 and the outer wall mounting piece 2 is realized.

Specifically, referring to fig. 1, 6 and 7, the two clamping assemblies 8 each include a base 81, two sliding grooves 811, a sliding seat 82, a abutment 83, a lateral adjustment block 84, two vertical adjustment blocks 85 and a limiting block 87, the outer wall of the base 81 is fixedly arranged on an external bearing wall, two sides of one end surface of the base 81 are uniformly provided with the sliding grooves 811, the sliding seat 82 slides between the two sliding grooves 811, the sliding seat 82 is in a hollow rectangle, one side surface inside the sliding seat 82 is fixedly provided with the abutment 83, the other side of the abutment 83 is fixedly provided with the lateral adjustment block 84, the lateral adjustment block 84 is in a trapezoid shape, two sides of the lateral adjustment block 84 are respectively attached with the vertical adjustment block 85, the two vertical adjustment blocks 85 are in a semi-trapezoid shape, and one side surface of the lateral adjustment block 84 is also fixedly provided with the limiting block 87.

In this embodiment, the base 81 through the setting should carry out fixed connection with external wall, the spout 811 through the setting can be used to carry out spacingly to the slip of slide 82, the seat 83 through the setting can be used to be connected with threaded rod 91, and make slide 82 slide under the drive of adjusting handle 9, under the wedge sliding fit of horizontal regulating block 84 and two vertical regulating blocks 85 through setting, when vertical regulating block 85 is sliding to contacting with stopper 87, can tightly support the sleeve pipe 3 in its interval, the movable vertical regulating block 85 through setting, horizontal regulating block 84 is wedge balanced clamp, make the clamping force to sleeve pipe 3 can increase along with the load, make the clamp more stable.

Specifically, referring to fig. 1, 6 and 7, triangular end faces of two vertical adjusting blocks 85 are attached to triangular end faces of a horizontal adjusting block 84, a limiting block 87 is fixedly connected with a sliding seat 82 through two fixing screws, a sliding groove 811 is of an inward concave triangular section, and outer walls of two sides of the sliding seat 82 are triangular and are matched with the sliding groove 811.

In this embodiment, the triangular end faces of the vertical adjusting blocks 85 and the triangular end faces of the horizontal adjusting blocks 84 are all attached to each other, and under the cooperation of the adjusting grooves 86, wedge-shaped balance clips are formed between the vertical adjusting blocks 85 and the horizontal adjusting blocks 84, and the clamping force is higher through the set balance clips, so that the sliding grooves 811 can limit the sliding seat 82.

Specifically, referring to fig. 1, 6 and 7, a rectangular slot is formed in each of the lateral adjustment block 84 and the two vertical adjustment blocks 85 in a penetrating manner along the lateral direction, and an adjustment slot 86 is formed in each slot, and the other end of the adjustment slot 86 is fixed to the bottom surface of the inner wall of the sliding seat 82.

In this embodiment, the clamping force between the vertical adjusting block 85 and the horizontal adjusting block 84 can be adjusted by the adjusting groove 86 provided.

Specifically, referring to fig. 1, 6 and 7, (81) and one side of the sliding seat 82 are provided with a through hole in a penetrating manner, an adjusting handle 9 is sleeved in the hole, an internal thread of the adjusting handle 9 is rotatably provided with a threaded rod 91, the other end of the threaded rod 91 is fixedly connected with the sliding seat 82, the other end of the base 81 is integrally provided with a limiting block 87, and a space is reserved between the limiting block 87 and the sliding seat 82.

In this embodiment, the adjusting handle 9 is exposed outside, the sleeve 3 located at the top end on the inner wall mounting member 1 is placed in the interval between the limiting block 87 and the sliding seat 82, then the adjusting handle 9 is rotated, so that the threaded rod 91 rotates, when the threaded rod 91 rotates, the sliding seat 82 fixedly connected with one end of the threaded rod 91 slides to one side of the limiting block 87 at this time, and when the two vertical adjusting blocks 85 slide with the outer wall surface of the sleeve 3 under the pushing of the sliding seat 82, the two horizontal adjusting blocks 84 and the two vertical adjusting blocks 85 tightly abut against the sleeve 3 under the sliding of the adjusting groove 86 to limit the sleeve 3.

The connecting structure of the double-layer curtain wall comprises the following parts:

the first step: when a user builds the double-layer curtain wall, firstly, the vertical inserting blocks 12 are aligned to the rectangular empty grooves of the sleeve 3, the sleeve 3 and the embedded pipe 4 are inserted, then a plurality of bolts 7 are respectively nailed into the embedded grooves 10 at the joints of the two ends of the sleeve 3 and the embedded pipe 4, and further the sleeve 3 and the embedded pipe 4 are limited and fixed, looseness is avoided, and the building methods of the sleeve 3 and the embedded pipe 4 on the left side and the right side are the same;

and a second step of: after the vertical two sides of the sleeve 3 and the embedded pipe 4 are built, inserting a cross rod 5 at each three meters interval for connecting the sleeve 3 and the embedded pipe 4 at two sides, embedding the cross rod 5 into the transverse slots 11 at two sides of the sleeve 3 and the embedded pipe 4, and inserting a plurality of bolts 7 at the connecting positions to limit the cross rod to the left and the right, so that the installation of the cross rod 5 on the sleeve 3 and the embedded pipe 4 is completed, and the inner wall installation piece 1 and the outer wall installation piece 2 are built by repeating the steps;

and a third step of: after the inner wall mounting piece 1 and the outer wall mounting piece 2 are built, embedding two ends of a plurality of connecting rods 6 into a plurality of cross rods 5 on the inner wall mounting piece 1 and the outer wall mounting piece 2, and then respectively inserting a plurality of bolts 7 at two sides of the joint between the connecting rods 6 and the cross rods 5 to limit the two sides of the joint left and right, so as to complete the building of double-layer frames of the inner wall mounting piece 1 and the outer wall mounting piece 2;

fourth step: after the double-deck back of buildding is accomplished to interior wall mounting 1, outer wall mounting 2, the outer wall surface and the wall body of base 81 on two centre gripping subassemblies 8 are fixed, will adjust handle 9 and expose outside afterwards, place the sleeve pipe 3 that is located on interior wall mounting 1 on the top in the interval between stopper 87 and slide 82, rotate and adjust handle 9 afterwards, make threaded rod 91 rotate, when threaded rod 91 is rotating, slide 82 with threaded rod 91 one end fixed connection will slide to stopper 87 one side this moment, when two vertical regulating blocks 85 that set up contact with the outer wall surface of sleeve pipe 3 under the promotion of slide 82, transverse regulating block 84 and two vertical regulating blocks 85 that set up will tightly support and produce spacingly to sleeve pipe 3 under the slip of adjustment tank 86, realize the stable spacing to sleeve pipe 3 through the centre gripping of sleeve pipe 3 between vertical regulating block 85 and the stopper 87, and then realize the holistic installation stability of interior wall mounting 1 through the centre gripping subassembly 8 of both sides.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The connecting structure of the double-layer curtain wall is characterized by comprising an inner wall mounting piece (1), an outer wall mounting piece (2) and two clamping assemblies (8); wherein the method comprises the steps of

The inner wall mounting piece (1) and the outer wall mounting piece (2) are of rectangular frame structures and are formed by mutually jogged and connected with a plurality of sleeves (3), embedded pipes (4), cross bars (5) and connecting rods (6);

the sleeves (3) and the embedded pipes (4) are mutually sleeved to form a vertical frame, two adjacent sleeves (3) and embedded pipes (4) on two sides are arranged in a group, the cross rods (5) are arranged from bottom to top at equal intervals and are embedded between the two groups of sleeves (3) and the embedded pipes (4) on two sides to jointly form a rectangular frame;

the connecting rods (6) are transversely and equidistantly arranged along the cross rod (5) and two ends of the connecting rods are embedded between the inner wall mounting piece (1) and the outer wall mounting piece (2), and the inner wall mounting piece (1) and the outer wall mounting piece (2) are connected through the connecting rods (6) to form a double-layer frame structure;

a plurality of bolts (7) are inserted at the joint of each sleeve (3), each embedded pipe (4), each cross rod (5) and each connecting rod (6) for embedding and limiting;

the two clamping assemblies (8) are respectively arranged at two sides of the top of the inner wall mounting piece (1), and the other ends of the clamping assemblies (8) are fixed on an external wall body.

2. The connection structure of the double-layer curtain wall according to claim 1, wherein the sleeve (3) and the embedded pipe (4) are double-layer hollow steel pipes, two vertical inserting blocks (12) are integrally arranged at two ends of the embedded pipe (4), and the vertical inserting blocks (12) are matched with hollow grooves formed at two ends of the sleeve (3).

3. The connection structure of the double-layer curtain wall according to claim 1, wherein a transverse slot (11) is provided on both sides of the sleeve (3) and the embedded pipe (4), the transverse slot (11) is adapted to the thickness of the cross rod (5), and the cross rod (5) can be inserted into the transverse slot (11).

4. The connection structure of a double-layer curtain wall according to claim 1, wherein two rows of embedded grooves (10) are formed in the sleeve (3), the embedded pipe (4), the cross rod (5) and the connecting rod (6) at equal intervals, the embedded grooves (10) are matched with the bolts (7) in size, the bolts (7) are triangular steel plates, and two groups of bolt pieces (71) are arranged on a plurality of the bolts (7).

5. The connection structure of a double-layer curtain wall according to claim 1, wherein the two clamping assemblies (8) comprise a base (81), two sliding grooves (811), a sliding seat (82), a supporting seat (83), a transverse adjusting block (84), two vertical adjusting blocks (85) and a limiting block (87), the outer wall of the base (81) is fixedly arranged on an external bearing wall body, the sliding grooves (811) are uniformly formed in two sides of one end face of the base (81), the sliding seat (82) slides between the two sliding grooves (811), the sliding seat (82) is hollow and rectangular, a supporting seat (83) is fixedly arranged on one side face inside the sliding seat (82), a transverse adjusting block (84) is fixedly arranged on the other side of the supporting seat (83), the transverse adjusting block (84) is trapezoid, two vertical adjusting blocks (85) are respectively attached to two sides of the transverse adjusting block (84), and one side face of the transverse adjusting block (84) is fixedly provided with the limiting block (87).

6. The connection structure of a double-layer curtain wall according to claim 5, wherein triangular end faces of the two vertical adjusting blocks (85) are attached to triangular end faces of the transverse adjusting blocks (84), the limiting block (87) is fixedly connected with the sliding seat (82) through two fixing screws, the sliding groove (811) is of a concave triangular section, and outer walls of two sides of the sliding seat (82) are triangular and are matched with the sliding groove (811).

7. The connection structure of the double-layer curtain wall according to claim 5, wherein a rectangular groove is arranged on the transverse adjusting block (84) and the two vertical adjusting blocks (85) in a penetrating manner along the transverse direction of the transverse adjusting blocks, an adjusting groove (86) is arranged in the groove, and the other end of the adjusting groove (86) is fixed on the bottom surface of the inner wall of the sliding seat (82).

8. The connection structure of a double-layer curtain wall according to claim 5, wherein a through hole is formed in one side of the base (81) and one side of the sliding seat (82) in a penetrating manner, an adjusting handle (9) is sleeved in the hole, a threaded rod (91) is rotatably arranged in the adjusting handle (9), the other end of the threaded rod (91) is fixedly connected with the sliding seat (82), a limiting block (87) is integrally arranged at the other end of the base (81), and a space is reserved between the limiting block (87) and the sliding seat (82).