CN220486760U - Connecting structure for composite external wall panel - Google Patents

Abstract

The utility model provides a connecting structure for a composite external wall panel, which comprises a supporting floor slab, a first wall panel assembly and a second wall panel assembly, wherein the supporting floor slab is provided with a first buffer assembly on the top surface and a second buffer assembly on the bottom surface; the first wallboard component is arranged on the first buffer component; when external force acts on the first buffer component, the first wallboard component and the supporting floor slab relatively slide in a first horizontal direction; the top of the second wallboard component is connected with the second buffer component; when external force acts on the second buffer component, the second wallboard component and the supporting floor slab slide relatively in a second horizontal direction, and the first horizontal direction is perpendicular to the second horizontal direction. According to the utility model, by arranging the structure, the deformation and displacement requirements of the building wallboard can be met, so that the influence on the building wallboard when an earthquake occurs is reduced.

Description

Connecting structure for composite external wall panel

Technical Field

The utility model relates to the technical field of assembled wallboards, in particular to a connecting structure for a composite external wallboard.

Background

In recent years, assembled steel structure buildings are greatly developed, but in the construction process of assembled buildings, the connection of an outer wall body of the assembled building and a supporting floor slab structure is an important part in the construction process, the existing assembled wall boards mainly comprise aerated concrete wall boards, GRC composite wall boards and FRP composite wall boards, the coordination deformation capacity of the connecting nodes of the existing composite wall boards and the supporting floor slab structure is poor, the cold and hot bridge phenomenon of the nodes is obvious, and when an earthquake occurs, the connecting nodes of the composite wall boards and the supporting floor slab structure are easy to damage due to the poor deformation capacity under the action of the earthquake, so that the composite wall boards fall off.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is to overcome the defect that the connecting node is easy to damage due to the poor deformability of the existing connecting node in the prior art.

To this end, the present utility model provides a connection structure for a composite exterior wall panel, comprising:

supporting the floor slab, wherein a first buffer assembly is arranged on the top surface, and a second buffer assembly is arranged on the bottom surface;

a first wallboard assembly disposed on the first buffer assembly; when external force acts on the first buffer component, the first wallboard component and the supporting floor slab relatively slide in a first horizontal direction;

the top of the second wallboard component is connected with the second buffer component; when external force acts on the second buffer component, the second wallboard component and the supporting floor slab slide relatively in a second horizontal direction, and the first horizontal direction is perpendicular to the second horizontal direction.

Optionally, the first buffer assembly includes:

the pipe clamp is fixed on the top surface of the supporting floor slab;

the first communication is provided with a first through hole penetrating through, and the first through hole extends along a first horizontal direction; the first party is movably connected with the pipe clamp after sleeving the first through hole on the pipe clamp; when external force acts on the first square tube, the first square tube and the tube clamp slide relatively in a first horizontal direction;

the first wallboard assembly is disposed on the first gateway.

Optionally, the second buffer assembly includes:

the first angle steel is fixed on the end face of one side, far away from the pipe clamp, of the supporting floor slab, and is provided with a third through hole;

the second square through is provided with a through second through hole, and the second through hole extends along a second horizontal direction; the second through hole and the third through hole are correspondingly arranged, the second square through hole is movably connected with the first angle steel through a split bolt penetrating through the second through hole and the third through hole, and when external force acts on the second square through hole, the second square through hole and the first angle steel slide relatively in a second horizontal direction;

the second wallboard assembly is disposed on the second square.

Optionally, the first wallboard assembly includes a first wallboard outer page and a first wallboard inner page that are adjacently arranged, and a first accommodating cavity for accommodating the first party is arranged between the first wallboard outer page and the first wallboard inner page; the first accommodating cavity is connected with the first party through a first fixing piece.

Optionally, the first fixing piece is a nail, and after the first square through is placed in the first accommodating cavity, the first square through is connected with the first wallboard outer page and the first wallboard inner page simultaneously through the nail.

Optionally, the second wallboard assembly includes a second wallboard outer page and a second wallboard inner page that are adjacently arranged, and a second accommodating cavity for accommodating the second square tube is arranged between the second wallboard outer page and the second wallboard inner page; the second accommodating cavity is connected with the second square through a split bolt.

Optionally, gaps are formed between the first outer wall plate sheet and the first inner wall plate sheet, and between the second outer wall plate sheet and the second inner wall plate sheet, and insulation boards are filled in the gaps.

Optionally, the supporting floor slab comprises:

the concrete slab is connected with the pipe clamp through a metal bolt;

the steel beam is connected with the concrete slab, a first angle steel is welded at one end of the steel beam, which is close to the second wallboard assembly, and a second angle steel is welded at one end of the steel beam, which is far away from the second wallboard assembly;

the upper end of the outer page of the third wallboard is connected with the concrete slab through a nail, the lower end of the outer page of the third wallboard is connected with the second angle steel through a nail, and an insulation board is arranged in a space formed by encircling the steel girder and the outer page of the third wallboard.

Optionally, a first plugging layer is arranged between the first wallboard component and the supporting floor slab, and the first plugging layer is plugged by waterproof mortar; the second wallboard assembly with be provided with the second shutoff layer between the supporting floor, the second shutoff layer is shutoff through waterproof assembly, and waterproof assembly is formed by adhesive, caulking agent, PE stick combination.

Optionally, the first square tube, the second square tube and the split bolt are all made of FRP materials, and the first square tube and the second square tube are integrally formed by adopting a pultrusion process.

The technical scheme of the utility model has the following advantages:

1. the utility model provides a connecting structure for a composite external wall panel, which comprises a supporting floor slab, a first wall panel assembly and a second wall panel assembly, wherein the supporting floor slab is provided with a first buffer assembly on the top surface and a second buffer assembly on the bottom surface; the first wallboard component is arranged on the first buffer component; when external force acts on the first buffer component, the first wallboard component and the supporting floor slab relatively slide in a first horizontal direction; the top of the second wallboard component is connected with the second buffer component; when external force acts on the second buffer component, the second wallboard component and the supporting floor slab slide relatively in a second horizontal direction, and the first horizontal direction is perpendicular to the second horizontal direction.

The existing composite wallboard and the connecting node of the supporting floor slab structure are poor in coordination deformation capability, the cold and hot bridge phenomenon of the node is obvious, and when an earthquake occurs, the connecting node of the composite wallboard and the supporting floor slab structure is poor in deformation capability under the action of the earthquake, so that the connecting node is damaged easily, and the composite wallboard falls off. In the embodiment of the utility model, the first buffer component and the first wallboard component are arranged on one side of the supporting floor slab, the second buffer component and the second wallboard component are arranged on the other side of the supporting floor slab, under the action of external force, the first wallboard component and the supporting floor slab and the second wallboard component and the supporting floor slab can move relatively, when an earthquake happens, the building wallboard can shake, and as the first wallboard component, the second wallboard component and the supporting floor slab can slide relatively, the first wallboard component and the second wallboard component can displace relative to the supporting floor slab, a certain buffer effect is achieved, the first wallboard component and the second wallboard component cannot be broken and fall off immediately, the deformation and displacement requirements of the building wallboard can be met, and damage to the building wallboard when the earthquake happens can be reduced.

2. The utility model provides a connecting structure for a composite external wall panel, wherein a first through hole is formed in a first square through hole, the first through hole extends along a first horizontal direction, the first square through hole is enabled to move relative to a pipe clamp through the pipe clamp penetrating through the first through hole, a second through hole is formed in a second square through hole, the second through hole extends along a second horizontal direction, the second square through hole is enabled to move relative to first angle steel through penetrating through the second through hole of a split bolt, and in the embodiment of the utility model, different deformation and displacement requirements of a building wall panel can be guaranteed through the first through hole heat exchange second through holes in different directions, and damage of the building wall panel is further reduced.

3. The utility model provides a connecting structure for a composite external wall panel, wherein the first square through, the second square through and the split bolt are all made of FRP materials, and the FRP materials have good heat preservation and insulation performances, so that the problem of a cold-hot bridge between an inner page of the wall panel and an outer page of the wall panel is avoided, heat dissipation is reduced, and the aim of a green building is fulfilled.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of a first aspect of the present utility model;

FIG. 3 is a schematic perspective view of a pipe clamp according to the present utility model;

fig. 4 is a schematic perspective view of a first angle steel according to the present utility model.

Description of the reference numerals in the examples:

tag name

1. Supporting the floor slab; 2. a first cushioning assembly; 3. a second cushioning assembly; 4. a first wallboard assembly; 5. a second wallboard assembly; 6. a thermal insulation board; 7. a first blocking layer; 8. a second blocking layer;

11. a concrete slab; 12. a steel beam; 13. the outer page of the third wallboard; 14. a metal peg; 15. a second angle steel;

21. a pipe clamp; 22. a first party;

211. a steel plate; 212. a steel column;

31. a first angle steel; 32. a second square through; 33. a split bolt;

41. a first wallboard outer page; 42. a first wallboard inner page; 43. a first fixing member;

51. the outer page of the second wallboard; 52. and the second wallboard inner page.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Examples

As shown in fig. 1 to 4, the present embodiment provides a connection structure for a composite external wall panel, comprising a support floor 1, a first wall panel assembly 4 and a second wall panel assembly 5, the support floor 1 being provided with a first buffer assembly 2 on the top surface and a second buffer assembly 3 on the bottom surface; the first wallboard assembly 4 is arranged on the first buffer assembly 2; when an external force acts on the first buffer component 2, the first wallboard component 4 and the supporting floor slab 1 slide relatively in a first horizontal direction; the top of the second wallboard assembly 5 is connected with the second buffer assembly 3; when an external force acts on the second buffer assembly 3, the second wallboard assembly 5 and the supporting floor slab 1 slide relatively in a second horizontal direction, and the first horizontal direction is perpendicular to the second horizontal direction.

In the embodiment of the utility model, the first buffer component 2 is fixed on the top surface of the supporting floor slab 1, the second buffer component 3 is fixed on the bottom surface of the supporting floor slab 1, the first wallboard component 4 is arranged on the first buffer component 2, the second wallboard component 5 is arranged on the second buffer component 3, and the first wallboard component slides on the supporting floor slab along a first direction under the action of external force, and meanwhile, the second wallboard component slides on the supporting floor slab along a second direction, so that the deformability of a connecting structure for the composite external wallboard is enhanced.

The existing composite wallboard and the connecting node of the supporting floor slab structure are poor in coordination deformation capability, the cold and hot bridge phenomenon of the node is obvious, and when an earthquake occurs, the connecting node of the composite wallboard and the supporting floor slab structure is poor in deformation capability under the action of the earthquake, so that the connecting node is damaged easily, and the composite wallboard falls off. In the embodiment of the utility model, the first buffer assembly 2 and the first wallboard assembly 4 are installed on one side of the supporting floor slab 1, the second buffer assembly 3 and the second wallboard assembly 5 are installed on the other side of the supporting floor slab 1, and under the action of external force, the first wallboard assembly 4 and the supporting floor slab 1, the second wallboard assembly 5 and the supporting floor slab 1 all perform relative movement, when an earthquake occurs, the building wallboard can shake, and as the first wallboard assembly 4, the second wallboard assembly 5 and the supporting floor slab 1 can slide relatively, the first wallboard assembly 4 and the second wallboard assembly 5 can displace relative to the supporting floor slab 1, a certain buffer effect is achieved, the first wallboard assembly 4 and the second wallboard assembly 5 cannot be broken and fall down immediately, so that the deformation and displacement requirements of the building wallboard can be met, and damage to the building wallboard when the earthquake occurs can be reduced.

Further, as shown in fig. 2, the first buffer assembly 2 includes a pipe clamp 21 and a first square 22, and the pipe clamp 21 is fixed on the top surface of the supporting floor slab 1; the first square through hole 22 is provided with a first through hole penetrating through, and the first through hole extends along a first horizontal direction; the first party 22 is movably connected with the pipe clamp 21 after sleeving the first through hole on the pipe clamp 21; when an external force acts on the first square tube 22, the first square tube 22 and the pipe clamp 21 slide relatively in a first horizontal direction; the first wall plate assembly 4 is arranged on the first channel 22, i.e. the first wall plate assembly 4 also slides in a first horizontal direction on the pipe clamp 21.

Further, as shown in fig. 3, the pipe clamp 21 is provided with a steel plate 211 and a steel column 212, the steel column 212 is welded on the steel plate 211, the steel plate 211 is connected with the first wallboard assembly 4 through the metal studs 14, the steel column 212 penetrates through the first through hole and stretches into the first wallboard assembly 4, when an earthquake occurs, the steel column 212 can slide in the first through hole, so that the deformation requirement of the first wallboard assembly 4 is guaranteed, and in addition, the steel plate 211 and the steel column 212 are arranged, the support floor 1 can be connected with the first wallboard assembly 4, so that the installation of the first wallboard assembly 4 is facilitated.

Further, as shown in fig. 4, the second buffer assembly 3 includes a first angle steel 31 and a second square tube 32, the first angle steel 31 is fixed on an end surface of the supporting floor slab 1 far away from the pipe clamp 21, the first angle steel 31 is provided with a third through hole, and the third through hole extends along a second horizontal direction; the second square through 32 is provided with a through second through hole, the second through hole also extends along a second horizontal direction, the second through hole is correspondingly arranged with the third through hole, the second square through 32 is movably connected with the first angle steel 31 through a split bolt 33 passing through the second through hole and the third through hole, and when external force acts on the second square through 32, the second square through 32 and the first angle steel 31 relatively slide in the second horizontal direction; the second wall plate assembly 5 is arranged on the second channel 32, i.e. the second wall plate assembly 5 also slides in a second horizontal direction with respect to the first angle steel 31.

In the embodiment of the present utility model, the first through hole and the second through hole are both rectangular holes, and of course, the first through hole and the second through hole may also be rectangular holes, and the shapes of the first through hole and the second through hole are not limited in this embodiment, and those skilled in the art may change the shapes of the first through hole and the second through hole according to actual situations, so long as the same technical effects can be achieved. In addition, the positions and directions of the first through holes and the second through holes are not limited in this embodiment, and the first through holes may be disposed on the upper and lower end surfaces of the first through hole 22, or may be disposed on the left and right end surfaces of the first through hole 22, and similarly, the second through holes may be disposed.

Further, the first wall board assembly 4 includes a first wall board outer page 41 and a first wall board inner page 42 that are adjacently disposed, and a first accommodating cavity for accommodating the first party 22 is provided between the first wall board outer page 41 and the first wall board inner page 42; the first receiving chamber is connected to the first gateway 22 by a first fixing member 43. In the embodiment of the present utility model, the first fixing member 43 is a nail, and after the first square 22 is placed in the first accommodating cavity, the first square 22 is simultaneously connected to the first outer wall plate 41 and the first inner wall plate 42 by the nail. The first wallboard assembly 4 is connected with the supporting floor slab 1 by installing the first square through 22 in a first accommodating cavity between the first wallboard outer page 41 and the first wallboard inner page 42, fixing the first wallboard outer page 41 and the first wallboard inner page 42 on the first square through 22 through the shooting nails, and sleeving the first through hole on the steel column 212, so that the installation of the first wallboard assembly 4 is completed.

Further, the second wall board assembly 5 includes a second wall board outer page 51 and a second wall board inner page 52 that are adjacently disposed, and a second accommodating cavity for accommodating the second square through 32 is disposed between the second wall board outer page 51 and the second wall board inner page 52; the second receiving chamber is connected to the second square tube 32 by means of a split bolt 33. In the embodiment of the present utility model, the split bolt 33 is an embedded bolt, after the split bolt 33 connects the second outer wall plate 51 and the second inner wall plate 52, the split bolt 33 is flush with the end surface of the second outer wall plate 51, in addition, the second square through 32 is installed in the second accommodating cavity between the second outer wall plate 51 and the second inner wall plate 52, and then the second wall plate assembly 5 is connected with the first angle steel 31 through the split bolt 33 passing through the second through hole and the third through hole, so as to complete the installation of the second wall plate assembly 5.

Further, gaps are provided between the first outer wall plate sheet 41 and the first inner wall plate sheet 42, and between the second outer wall plate sheet 51 and the second inner wall plate sheet 52, and the gaps are filled with insulation boards 6. In the embodiment of the present utility model, the heat insulation board 6 is made of XPS heat insulation material, and of course, the material of the heat insulation board 6 is not limited in this embodiment, and those skilled in the art may change the material of the heat insulation board 6 according to actual situations, so long as the same technical effect can be achieved.

In the embodiment of the utility model, the first wallboard component 4 and the second wallboard component 5 are prefabricated in a factory and then assembled with the supporting floor slab 1 at a construction site, so that the method has the advantages of simple and convenient structure and convenient replacement, and is beneficial to improving the installation efficiency of the building wallboard.

Specifically, the supporting floor slab 1 comprises a concrete slab 11, a steel beam 12 and a third wallboard outer page 13, wherein the concrete slab 11 is connected with the pipe clamp 21 through a metal peg 14; the steel beam 12 is connected with the concrete slab 11, a first angle steel 31 is welded at one end of the steel beam 12 close to the second wallboard assembly 5, and a second angle steel 15 is welded at one end of the steel beam 12 far away from the second wallboard assembly 5; the upper end of the third wallboard outer page 13 is connected with the concrete slab 11 through a nail, the lower end is connected with the second angle steel 15 through a nail, and the steel beam 12 and the space enclosed by the third wallboard outer page 13 are internally provided with the heat insulation board 6. In the embodiment of the utility model, the third wallboard outer page 13 is connected to the concrete slab 11 and the steel beam 12, and the heat insulation board 6 is arranged in the space formed by the steel beam 12 and the third wallboard outer page 13, so that the continuity of the whole appearance of the wallboard can be ensured, and the heat insulation performance of the building wallboard can be enhanced.

Further, a first blocking layer 7 is arranged between the first wallboard assembly 4 and the supporting floor slab 1, and the first blocking layer 7 is blocked by waterproof mortar; of course, the first blocking layer 7 may also be blocked by anti-crack mortar or adhesive mortar, and the type of the first blocking layer 7 is not limited in this embodiment.

Further, a second blocking layer 8 is arranged between the second wallboard assembly 5 and the supporting floor slab 1, and the second blocking layer 8 is blocked by a waterproof assembly formed by an adhesive, a caulking agent and a PE rod. When the first wallboard assembly 4 and the second wallboard assembly 5 are respectively connected with the supporting floor slab 1, a wood cushion block needs to be placed between the first wallboard assembly 4 and the supporting floor slab 1, and the wood cushion block is suitable for reserving space for the first plugging layer 7 and the second plugging layer 8, and after the first plugging layer 7 and the second plugging layer 8 are filled, the wood cushion block needs to be extracted.

Further, the first square 22, the second square 32 and the split bolt 33 are made of FRP material, and the first square 22, the second square 32 and the split bolt 33 are integrally formed by a pultrusion process. In the embodiment of the utility model, the FRP material is set as a glass fiber reinforced pultrusion material, a carbon fiber reinforced pultrusion material or a basalt fiber reinforced pultrusion material. The FRP material has good heat preservation and insulation performance, so that the problem of a cold-hot bridge between the inner page of the wallboard and the outer page of the wallboard can be avoided, heat dissipation is reduced, and the aim of green building is fulfilled.

In the embodiment of the present utility model, the dimensions of the first square 22 and the second square 32 are not limited, such as the length, the thickness, the spacing, etc., and may be modified according to the actual situation by those skilled in the art, and the dimensions of the pipe clamp 21 and the first angle steel 31 are not limited in the embodiment, and may be designed according to the actual requirements.

The concrete installation process of the connection structure for the composite external wall panel provided by the utility model is as follows:

firstly, assembling the first wallboard assembly 4 and the second wallboard assembly 5 in a factory, mounting the first square tube 22 between the first wallboard outer page 41 and the first wallboard inner page 42, respectively connecting the first wallboard outer page 41 and the first wallboard inner page 42 with the first square tube 22 through shooting nails, and then mounting the heat insulation board 6 between the first wallboard outer page 41 and the first wallboard inner page 42 to finish the mounting of the first wallboard assembly 4; similarly, the second square through 32 is installed between the second outer wall plate 51 and the second inner wall plate 52, the second outer wall plate 51, the second inner wall plate 52 and the first square through 22 are connected by passing through the second through hole through the split bolt 33, and then the heat insulation board 6 is installed between the second outer wall plate 51 and the second inner wall plate 52, so that the installation of the second wall plate assembly 5 is completed.

Secondly, the installed first wallboard assembly 4 and the second wallboard assembly 5 are transported to a construction site, the pipe clamps 21 are fixed on the concrete slab through the metal studs 14, the first angle steel 31 is welded on the steel beam 12, then the first through holes are sleeved on the steel columns 212, the first wallboard assembly 4 is connected with the support floor slab 1, the first plugging layer is filled between the first wallboard assembly 4 and the support floor slab 1, the connection of the first wallboard assembly 4 and the support floor slab 1 is completed, meanwhile, the second wallboard assembly 5 and the first angle steel 31 are connected through the split bolts 33 through the second through holes and the third through holes, and the connection of the second wallboard assembly 5 and the support floor slab 1 is completed.

Finally, the second angle steel 15 is welded on the steel beam 12, the heat insulation board 6 is filled in the steel beam 12, and then the third wallboard outer page 13 is fixed on the concrete slab 11 and the second angle steel 15 through shooting nails, so that the installation of the connection structure for the composite external wall board is completed.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (10)

1. A connection structure for a composite exterior wall panel, comprising:

a first buffer component (2) is arranged on the top surface of the supporting floor slab (1), and a second buffer component (3) is arranged on the bottom surface of the supporting floor slab;

a first wall plate assembly (4) arranged on the first buffer assembly (2); when an external force acts on the first buffer component (2), the first wallboard component (4) and the supporting floor slab (1) slide relatively in a first horizontal direction;

a second wallboard assembly (5), the top of the second wallboard assembly (5) being connected with the second buffer assembly (3); when external force acts on the second buffer component (3), the second wallboard component (5) and the supporting floor slab (1) slide relatively in a second horizontal direction, and the first horizontal direction is perpendicular to the second horizontal direction.

2. The connection construction for composite external wall panels according to claim 1, wherein the first buffer assembly (2) comprises:

the pipe clamp (21) is fixed on the top surface of the supporting floor slab (1);

a first through hole (22) provided with a penetrating first through hole, wherein the first through hole extends along a first horizontal direction; the first through hole (22) is sleeved on the pipe clamp (21) and then is movably connected with the pipe clamp (21); when an external force acts on the first square tube (22), the first square tube (22) and the pipe clamp (21) slide relatively in a first horizontal direction;

the first wall plate assembly (4) is arranged on the first gateway (22).

3. The connection construction for composite external wall panels according to claim 2, characterized in that the second buffer assembly (3) comprises:

the first angle steel (31) is fixed on the end face of one side, far away from the pipe clamp (21), of the supporting floor slab (1), and the first angle steel (31) is provided with a third through hole;

the second square through hole (32) is provided with a penetrating second through hole, and the second through hole extends along a second horizontal direction; the second through hole and the third through hole are correspondingly arranged, the second square through hole (32) is movably connected with the first angle steel (31) through a split bolt (33) penetrating through the second through hole and the third through hole, and when external force acts on the second square through hole (32), the second square through hole (32) and the first angle steel (31) slide relatively in a second horizontal direction;

the second wallboard assembly (5) is arranged on the second square through (32).

4. A connection construction for composite external wall panels according to claim 3, characterized in that the first wall panel assembly (4) comprises a first wall panel outer page (41) and a first wall panel inner page (42) arranged adjacently, a first accommodation chamber accommodating the first passage (22) being provided between the first wall panel outer page (41) and the first wall panel inner page (42), the first accommodation chamber being connected with the first passage (22) by a first fixing member (43).

5. The connection structure for composite external wall panels according to claim 4, wherein said first fixing member (43) is a nail, and said first passage (22) is connected to said first external wall panel sheet (41) and said first internal wall panel sheet (42) simultaneously by nail after said first passage (22) is placed in said first receiving chamber.

6. The connection structure for composite external wall panels according to claim 5, wherein the second wall panel assembly (5) comprises a second wall panel outer sheet (51) and a second wall panel inner sheet (52) which are adjacently disposed, a second accommodation chamber accommodating the second square tube (32) is provided between the second wall panel outer sheet (51) and the second wall panel inner sheet (52), and the second accommodation chamber is connected with the second square tube (32) by a split bolt (33).

7. The connection structure for composite external wall panels according to claim 6, characterized in that a gap is provided between the first external wall panel sheet (41) and the first internal wall panel sheet (42) and between the second external wall panel sheet (51) and the second internal wall panel sheet (52), the gap being filled with an insulation board (6).

8. The connection construction for composite external wall panels according to any one of claims 3 to 7, wherein the supporting floor (1) comprises:

a concrete slab (11) connected to the pipe clamp (21) by means of metal pins (14);

the steel beam (12) is connected with the concrete slab (11), a first angle steel (31) is welded at one end of the steel beam (12) close to the second wallboard assembly (5), and a second angle steel (15) is welded at one end of the steel beam (12) far away from the second wallboard assembly (5);

the upper end of the third wallboard outer page (13) is connected with the concrete slab (11) through a shooting nail, the lower end of the third wallboard outer page is connected with the second angle steel (15) through a shooting nail, and a heat insulation plate (6) is arranged in a space formed by encircling the steel beam (12) and the third wallboard outer page (13).

9. The connection structure for composite external wall panels according to claim 8, characterized in that a first blocking layer (7) is provided between the first wall panel assembly (4) and the supporting floor slab (1), the first blocking layer (7) being blocked by waterproof mortar; a second blocking layer (8) is arranged between the second wallboard component (5) and the supporting floor slab (1), the second blocking layer (8) is blocked by a waterproof component, and the waterproof component is formed by combining an adhesive, a caulking agent and a PE rod.

10. The connection structure for composite external wall panels according to claim 9, wherein the first square tube (22), the second square tube (32) and the split bolt (33) are all made of FRP material, and the first square tube (22) and the second square tube (32) are integrally formed by adopting a pultrusion process.