Steel structure external hanging ALC wallboard connecting structure

Abstract

The utility model provides a steel structure external hanging ALC wallboard connecting structure which comprises a main body structure, the main body structure comprises a concrete floor slab and a steel beam connected with the edge of the concrete floor slab, the steel beam is in an I shape, and an upper flange and a lower flange of the steel beam are both exposed out of the outer side of the concrete floor slab; the top of each ALC wallboard is connected with the lower flange of one steel beam only through bolts, and the bottom of each ALC wallboard is connected with the upper flange of the other steel beam on the lower layer only through bolts; wherein the bolt connection comprises a connecting bolt which horizontally extends inside and outside. Therefore, when the main body structure generates interlayer displacement, the L-shaped iron piece can synchronously rotate with the wall plate, so that the wall plate is prevented from being extruded and damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel structure building technical field, in particular to a kind of steel structure outer hanging ALC wallboard connecting structure. BACKGROUND

[0002] ALC wallboard (i.e. autoclaved aerated concrete light wallboard) is widely applied to the outer wall, inner wall part of various buildings with its excellent anti-seismic, heat preservation, fire resistance and other characteristics.Currently, steel structure outer hanging ALC wallboard connecting structure usually adopts hook bolt method, sliding bolt method and built-in anchor method.Hook bolt method is most widely applied due to its lower cost, relatively simple construction and other advantages.However, traditional hook bolt method connecting structure has the following problems:1, the connection mode between L-shaped iron piece and connecting angle steel is welding, when interlayer displacement of main structure occurs, L-shaped iron piece cannot rotate synchronously with wallboard, thereby causing extrusion damage to wallboard;2, fastening nut operation must be carried out on outdoor side, and in most cases, during outer wall plate installation stage, outer wall scaffold has been dismantled, so that construction difficulty and risk are increased. SUMMARY

[0003] In view of the above problems, the utility model is provided to provide a kind of steel structure outer hanging ALC wallboard connecting structure to overcome the above problems or at least partially solve the above problems.

[0004] One object of the utility model is to solve the problem that ALC wallboard is easily extruded when interlayer displacement occurs, to realize the purpose of improving the structural strength of steel structure building.

[0005] Another object of the utility model is to solve the problem of inconvenient construction of existing ALC wallboard, to realize the purpose of reducing the construction difficulty of steel structure building.

[0006] Specifically, the utility model provides a kind of steel structure outer hanging ALC wallboard connecting structure, comprising:

[0007] Main structure, the main structure includes concrete floor and the steel beam connected at its edge, the steel beam is in I shape, and its upper flange and lower flange are exposed from the outside of the concrete floor;

[0008] ALC wallboard, the top of each ALC wallboard is only bolted to the lower flange of one steel beam, and the bottom is only bolted to the upper flange of another steel beam of lower layer; wherein the bolted connection includes horizontally extending connecting bolt inside and outside.

[0009] Preferably, a first connecting angle steel is arranged between the top of the ALC wallboard and the lower flange of one of the steel beams, the first connecting angle steel comprising a first side wall welded to the lower side of the lower flange, the first side wall extending from the outer side of the lower flange and forming a second side wall extending downwardly at the extending portion; and,

[0010] The connecting bolt is connected to the second side wall after penetrating the ALC wallboard from the outer side.

[0011] Preferably, a first counterbore section, a first through-hole section and a second counterbore section are defined in sequence from the outer side to the inner side at the top of the ALC wallboard, the cap of the connecting bolt is located in the first counterbore section, the shank of the connecting bolt passes through the first through-hole section, and a first locking nut is arranged in the second counterbore section and locked to the ALC wallboard; and the tail of the connecting bolt passes through a connecting hole in the second side wall and is connected to a second locking nut locked to the inner side of the second side wall at the passing portion.

[0012] Preferably, a second connecting angle steel is arranged between the bottom of the ALC wallboard and the upper flange of another one of the steel beams below, the second connecting angle steel comprising a third side wall welded to the upper side of the upper flange, the third side wall extending from the outer side of the upper flange and forming a fourth side wall extending upwardly at the extending portion; and,

[0013] The connecting bolt is connected to the fourth side wall after penetrating the ALC wallboard from the outer side.

[0014] Preferably, a third counterbore section, a second through-hole section and a counter sink section are defined in sequence from the outer side to the inner side at the bottom of the ALC wallboard, the cap of the connecting bolt is located in the third counterbore section, the shank of the connecting bolt passes through the second through-hole section, and a third locking nut is arranged in the counter sink section and locked to the ALC wallboard; wherein the counter sink section is open downwardly and inwardly; and,

[0015] The tail of the connecting bolt passes through a connecting hole in the fourth side wall and is connected to a fourth locking nut locked to the inner side of the fourth side wall at the passing portion.

[0016] Preferably, an L-shaped iron piece is further arranged between the bottom of the ALC wallboard and the second connecting angle steel, the L-shaped iron piece having a fifth side wall inserted into the counter sink section and located below the connecting bolt, the fifth side wall extending from the downward opening of the counter sink section and forming a sixth side wall extending outwardly at the extending portion, the sixth side wall being supported below the ALC wallboard; and the fifth side wall is abutted against the outer side of the fourth side wall by bolt connection.

[0017] Preferably, the bolt connection between the fifth side wall and the fourth side wall comprises:

[0018] A fastening bolt penetrating the fourth sidewall and the fifth sidewall from inside to outside, a head of the fastening bolt being pressed against an inner side of the fourth sidewall, a tail of the fastening bolt being in the stopper section, and a fastening nut at the tail abutting against an outer side of the fifth sidewall and being in the stopper section.

[0019] The utility model discloses beneficial effect is:

[0020] 1, when the main body structure occurs interlayer displacement, L-shaped iron piece can rotate synchronously with wallboard, thereby avoiding extruding and damaging wallboard;

[0021] 2, avoid the problem of inconvenient outdoor side construction after external scaffold dismantling, improve construction speed and safety;

[0022] 3, reduce the welding operation on site, thereby reducing environmental pollution.

[0023] The above and other objects, advantages and features of the present utility model will become more apparent from the following detailed description of some embodiments thereof, when taken in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0024] Some specific embodiments of the present utility model will be described in detail hereinafter with reference to the accompanying drawings in an exemplary and non-restrictive manner. The same reference numerals in the drawings denote the same or similar components or parts. It should be understood by those skilled in the art that the drawings are not necessarily drawn to scale. In the drawings:

[0025] Figure 1 is a schematic structural view of a steel structure externally-hung ALC wallboard connecting structure according to one embodiment of the present utility model;

[0026] Figure 2 is Figure 1 A-A sectional view of the steel structure externally-hung ALC wallboard connecting structure.

[0027] Wherein: 1, second connecting angle steel;2, first connecting angle steel;3, steel beam;4, L-shaped iron piece;5, fastening bolt;6, ALC wallboard;7, connecting bolt;8, fastening nut 8;9, locking nut;10, concrete floor. DETAILED DESCRIPTION

[0028] As shown in Figure 1 and Figure 2 , in one embodiment of the present utility model, the steel structure externally-hung ALC wallboard connecting structure comprises a main body structure and an ALC wallboard 6.

[0029] The main body structure comprises a concrete floor 10 and a steel beam 3 connected at the edge of the concrete floor 10, the steel beam 3 being in an I-shaped form, and its upper flange and lower flange both being exposed from the outer side of the concrete floor 10.

[0030] ALC wallboard 6, the top of each ALC wallboard 6 is bolted to the lower flange of one steel beam 3 only, and the bottom of each ALC wallboard 6 is bolted to the upper flange of another steel beam 3 in the lower layer only; wherein the bolted connection includes horizontally extending connection bolts 7 inside and outside.

[0031] Wherein, a first connecting angle steel 2 is arranged between the top of the ALC wallboard 6 and the lower flange of one steel beam 3, the first connecting angle steel 2 includes a first side wall welded to the lower side of the lower flange, the first side wall extends outward from the outer side of the lower flange, and a second side wall extending downward is formed on the extending part; and the connection bolt 7 is connected to the second side wall after penetrating the ALC wallboard 6 from the outside. A first counterbore section, a first through hole section and a second counterbore section are defined in sequence from the outside to the inside on the top of the ALC wallboard 6, the cap of the connection bolt 7 is located in the first counterbore section, the shank of the connection bolt 7 passes through the first through hole section, and a first locking nut 9 is arranged on the second counterbore section and locked to the ALC wallboard 6; and the tail of the connection bolt 7 passes through the connecting hole on the second side wall, and the passing part is connected to the second locking nut 9 on the inner side of the second side wall.

[0032] Wherein, a second connecting angle steel 1 is arranged between the bottom of the ALC wallboard 6 and the upper flange of another steel beam 3 in the lower layer, the second connecting angle steel 1 includes a third side wall welded to the upper side of the upper flange, the third side wall extends outward from the outer side of the upper flange, and a fourth side wall extending upward is formed on the extending part; and the connection bolt 7 is connected to the fourth side wall after penetrating the ALC wallboard 6 from the outside. A third counterbore section, a second through hole section and a counterbore section are defined in sequence from the outside to the inside on the bottom of the ALC wallboard 6, the cap of the connection bolt 7 is located in the third counterbore section, the shank of the connection bolt 7 passes through the second through hole section, and a third locking nut is arranged on the counterbore section and locked to the ALC wallboard 6; wherein the counterbore section is opened downward and inward; and the tail of the connection bolt 7 passes through the connecting hole on the fourth side wall, and the passing part is connected to the fourth locking nut 9 on the inner side of the fourth side wall. An L-shaped iron piece 4 is further arranged between the bottom of the ALC wallboard 6 and the second connecting angle steel 1, the L-shaped iron piece 4 has a fifth side wall inserted into the counterbore section and located below the connection bolt 7, the fifth side wall extends outward from the downward opening of the counterbore section, and a sixth side wall extending outward is formed on the extending part, the sixth side wall is supported below the ALC wallboard 6; and the fifth side wall is bolted to abut against the outer side of the fourth side wall. The bolted connection between the fifth side wall and the fourth side wall includes a fastening bolt 5 penetrating the fourth side wall and the fifth side wall from the inside to the outside, the head of the fastening bolt 5 is pressed against the inner side surface of the fourth side wall, the tail of the fastening bolt 5 is located in the counterbore section, and a fastening nut 8 is connected to abut against the outer side surface of the fifth side wall in the counterbore section.

[0033] In the steel structure outer hanging ALC wallboard connecting structure construction of the utility model, first, the connecting angle steel is respectively welded and fixed with the upper and lower flanges of the steel beam 3, the L-shaped iron piece 4 is fixed on the connecting angle steel through the connecting bolt 7, the ALC wallboard 6 is partially chiseled and drilled, the connecting bolt 7 is fixed on the ALC wallboard 6 through the nut, then the ALC wallboard 6 is moved to the installation position and fixed on the connecting angle steel through the nut, and the wallboard installation is completed.

[0034] The working principle of the utility model is: the ALC wallboard 6 and the steel beam 3 are connected through the connecting angle steel, the L-shaped iron piece 4 and the connecting bolt 7, flexible connection is realized, under the action of external forces such as wind load and seismic load, the ALC wallboard 6 will not be damaged and fall off, and the structural safety performance of the outer maintenance wall body is ensured; when the main body structure has interlayer displacement, the L-shaped iron piece 4 can rotate synchronously with the wallboard, so that extrusion damage to the wallboard is avoided.

[0035] At this point, those skilled in the art should realize that, although the plurality of exemplary embodiments of the utility model have been shown and described in detail herein, many other variants or modifications conforming to the principles of the utility model can be directly determined or deduced according to the disclosed content of the utility model without departing from the spirit and scope of the utility model. Therefore, the scope of the utility model should be understood and recognized as covering all these other variants or modifications.

Claims

1. A steel structure outer hanging ALC wallboard connecting structure, characterized in that, Comprise: a main structure comprising a concrete floor and steel beams connected to edges of the concrete floor, the steel beams are I-shaped, and both upper flanges and lower flanges thereof are exposed from outside of the concrete floor; ALC wallboards, only the lower flange of one of the steel beams is bolted to the top of each of the ALC wallboards, and only the upper flange of another of the steel beams is bolted to the bottom of each of the ALC wallboards; wherein the bolted connection comprises horizontally extending connecting bolts inside and outside.

2. The steel structure ALC wallboard connecting structure according to claim 1, wherein, a first connecting angle steel is arranged between the top of the ALC wallboard and the lower flange of one of the steel beams, the first connecting angle steel comprises a first side wall welded to the lower side of the lower flange, the first side wall extends from the outside of the lower flange, and a second side wall extending downward is formed on the extending part; and, the connecting bolts are connected to the second side wall after penetrating the ALC wallboard from the outside.

3. The steel structure ALC wallboard connecting structure according to claim 2, wherein, a first counterbore section, a first through hole section and a second counterbore section are defined in sequence from the outside to the inside on the top of the ALC wallboard, the cap of the connecting bolt is located in the first counterbore section, the shank of the connecting bolt passes through the first through hole section, and a first locking nut is arranged on the second counterbore section and locked to the ALC wallboard; and, the tail of the connecting bolt passes through a connecting hole on the second side wall and is connected to a second locking nut on the inside of the second side wall.

4. The steel structure ALC wallboard connecting structure according to claim 1, wherein, a second connecting angle steel is arranged between the bottom of the ALC wallboard and the upper flange of another of the steel beams, the second connecting angle steel comprises a third side wall welded to the upper side of the upper flange, the third side wall extends from the outside of the upper flange, and a fourth side wall extending upward is formed on the extending part; and, the connecting bolts are connected to the fourth side wall after penetrating the ALC wallboard from the outside.

5. The steel structure ALC wallboard connecting structure according to claim 4, wherein, a third counterbore section, a second through hole section and a counterbore section are defined in sequence from the outside to the inside on the bottom of the ALC wallboard, the cap of the connecting bolt is located in the third counterbore section, the shank of the connecting bolt passes through the second through hole section, and a third locking nut is arranged on the counterbore section and locked to the ALC wallboard; wherein the counterbore section is open downward and inward; and, the tail of the connecting bolt passes through a connecting hole on the fourth side wall and is connected to a fourth locking nut on the inside of the fourth side wall.

6. The steel structure ALC wallboard connecting structure according to claim 5, wherein, An L-shaped iron piece is further arranged between the bottom of the ALC wallboard and the second connecting angle steel, the L-shaped iron piece has a fifth side wall inserted into the mortise section and located below the connecting bolt, the fifth side wall extends from the downward opening of the mortise section, the extended part extends outward to form a sixth side wall, the sixth side wall is supported below the ALC wallboard, and the fifth side wall is bolt-connected and abuts against the outer side of the fourth side wall.

7. The steel structure outer-hung ALC wallboard connecting structure according to claim 6, characterized in that, the bolt connection between the fifth side wall and the fourth side wall comprises: a fastening bolt penetrating the fourth side wall and the fifth side wall from inside to outside, the head of the fastening bolt is pressed on the inner side of the fourth side wall, the tail of the fastening bolt is located in the mortise section, and the connecting tail is connected to the fastening nut located in the mortise section and on the outer side of the fifth side wall.

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