CN211200813U - Light aggregate concrete combined bearing outer wall structure and building comprising same - Google Patents

Abstract

The utility model relates to a light aggregate concrete combined bearing outer wall structure and contain its building, wherein combined bearing outer wall structure comprises a plurality of light aggregate concrete combined outer wall modules, combination formula lintel module, special mortar, cast in situ concrete circle roof beam and cast in situ concrete constructional column. The light aggregate concrete combined type outer wall module comprises an inner leaf wallboard, an outer leaf wallboard, an optional insulation board, a bonding layer and a connecting piece. The combined lintel module comprises a lintel, an outer leaf wallboard, an optional heat insulation board, a bonding layer and a connecting piece.

Description

Light aggregate concrete combined bearing outer wall structure and building comprising same

Technical Field

The utility model belongs to the technical field of building elements and structures and construction thereof, and relates to a light aggregate concrete combined bearing outer wall structure and a building comprising the same.

Background

At present, the prefabricated concrete structure widely applied to urban residences is characterized in that an inner bearing wall is a prefabricated concrete wallboard, an outer bearing wall is a prefabricated concrete sandwich heat-insulation external wallboard, and a floor slab is a concrete prefabricated laminated slab. The components are large and heavy, and the requirement of component transportation and installation is difficult to meet by rural road foundation design. In addition, the prefabricated concrete structure has high technical requirement and high construction cost, and is difficult to popularize in batches in rural areas.

For many years, masonry structure buildings are widely applied in vast rural areas in China due to low technical requirements, good economy and flexible and convenient application. However, with the development of economy and society in China, the traditional masonry structure building also faces the challenge: the production of common clay bricks damages cultivated land and the building heat preservation performance is poor; the trend of aging of construction workers is more and more severe; the field construction has poor labor condition and high labor intensity; the environmental pollution of the construction site is serious. The traditional masonry structure is difficult to adapt to the requirements of sustainable development and high-quality development of the building industry in China.

Disclosure of Invention

The utility model provides a light aggregate concrete combined type bearing outer wall structure and a building comprising the same.

In one aspect, the present invention provides a lightweight aggregate concrete combined load-bearing exterior wall structure, comprising a plurality of combined exterior wall modules, combined lintel modules, cast-in-place concrete ring beams and cast-in-place concrete constructional columns, wherein:

the combined type exterior wall module comprises an inner leaf wallboard, an outer leaf wallboard, a bonding layer and a connecting piece, wherein the connecting piece penetrates through and is connected with the inner leaf wallboard, the outer leaf wallboard and the bonding layer;

the inner leaf wallboard is connected with the construction column, and a serrated racking is arranged on the inner leaf wallboard at the connection position;

the combined outer wall module is provided with an insulation board between the inner leaf wallboard and the outer leaf wallboard optionally.

The inner leaf wallboard can adopt an aerated concrete slab or a lightweight aggregate concrete slab, and the strength grade of the slab is L C5.0-L C15.

The outer leaf wallboard can be made of aerated concrete slabs or lightweight aggregate concrete slabs, and the strength grade of the slabs is L C2.0-L C15.

The heat-insulating board can be a common polystyrene board, an extruded polystyrene board or a hydrophobic rock wool board.

In the outer wall structure, when the combined outer wall module is provided with the heat-insulating plate, the bonding layer is special adhesive matched with the heat-insulating plate and an aerated concrete plate or a light aggregate concrete plate; when the combined type outer wall module is not provided with the heat insulation board, the bonding layer is special matching glue or special matching bonding mortar for an aerated concrete plate or a light aggregate concrete plate.

In the outer wall structure, the connecting piece comprises a screw rod with a screw head at one end, a nut and a gasket. The shim may include a first shim and an optional second shim.

The combined type outer wall module is characterized in that 1 or more top surface grooves with continuous length or discontinuity are arranged on the top surface of the combined type outer wall module; when the combined outer wall module is not provided with the heat insulation board, the top surface groove can be jointly arranged on the top surfaces of the inner leaf wall and the outer leaf wall; when the combined outer wall module is provided with the heat insulation board, the top surface groove can be arranged on the top surface of the inner leaf wallboard only.

In the external wall structure, optionally, at the vertical joint of the horizontally adjacent combined external wall modules, the side surfaces of the inner leaf wallboard and/or the outer leaf wallboard of the combined external wall module may be provided with semicircular or polygonal side grooves.

In the outer wall structure, when the combined outer wall modules are provided with the heat-insulating plates, the heat-insulating plates are provided with tongue-and-grooves at horizontal joints between the upper layer and the lower layer of the combined outer wall modules.

In the outer wall structure, the cast-in-place concrete constructional columns are arranged at four corners of the outer wall and corner positions corresponding to the corners, corners of a building/elevator room and junctions of longitudinal walls and transverse walls according to design requirements.

In the outer wall structure, a concrete ring beam is arranged at each floor/roof.

In the outer wall structure, the combined lintel module comprises a lintel, an outer leaf wallboard, an optional insulation board, a bonding layer and a connecting piece.

In the external wall structure, optionally, the external wall module and/or the lintel module at the ring beam can be processed with a through long groove on the top surface of the inner leaf wallboard and/or the lintel to form the lower profile of the concrete ring beam, the width of the groove is consistent with the width of the section of the concrete ring beam, and the depth of the groove is determined by the height of the section of the ring beam and the thickness of the floor slab and the roof slab.

In another aspect, the present invention provides a lightweight aggregate concrete combined load-bearing exterior wall building comprising the combined load-bearing exterior wall construction described herein.

The aerated concrete slab or the lightweight aggregate concrete slab adopted by the invention has high standardization degree and high industrial production efficiency. The component processing process is full-dry, the technology is simple, the pollution is small, and the module can be processed in a factory and also can be assembled on site. The member of the invention has light dead weight, convenient transportation and installation, good building heat preservation and building fireproof performance, meets the requirement of the development of the assembled building in China, and is particularly suitable for the building construction of vast rural areas in China. The bearing outer wall can be used for residential buildings such as houses, residential homes, country hotels and the like.

Drawings

The foregoing summary, as well as the following detailed description of the invention, will be better understood when read in conjunction with the appended drawings.

Fig. 1A and 1B are schematic views of a lightweight aggregate concrete combined load-bearing external wall according to an embodiment of the invention, wherein the outer leaf wall and the insulation board of the combined load-bearing external wall shown in fig. 1A are erected on one side, and the outer leaf wall and the insulation board of the combined load-bearing external wall shown in fig. 1B are erected on one side and mixed.

Fig. 2A and 2B are schematic views of a 600mm high modular exterior wall module according to an embodiment of the present invention, in which 1 wide groove is formed on the top surface shown in fig. 2A, and 2 grooves are formed on the top surface shown in fig. 2B.

Fig. 2C and 2D are schematic views of a 600mm height combined external wall module according to an embodiment of the present invention, wherein the external wall module shown in fig. 2C has no insulation board and 1 wide groove on the top surface in combination, while the external wall module shown in fig. 2D has no insulation board and 3 grooves on the top surface.

Fig. 3A and 3B are schematic views of a modular lintel module according to an embodiment of the present invention, in which the top surface is provided with a lower groove of the ring beam.

Fig. 4 is a schematic view of a connector according to an embodiment of the present invention.

Detailed Description

In order that the technical solution, novel features, objectives and effects of the invention will be readily understood, the invention will be further illustrated and described in the following detailed description, taken in conjunction with the accompanying drawings.

In one embodiment, as shown in fig. 1 to 4, a lightweight aggregate concrete combined load-bearing exterior wall structure of the present invention includes a plurality of combined exterior wall modules 100, combined lintel modules, cast-in-place concrete ring beams 140, and cast-in-place concrete constructional columns 160, wherein:

the modular exterior wall module 100 comprises an inner leaf wall panel 110, an outer leaf wall panel 120, a bonding layer and a connecting member 170, wherein the connecting member 170 penetrates and connects the inner leaf wall panel 110, the outer leaf wall panel 120 and the bonding layer;

the inner leaf wallboard 110 is connected with the construction column 160, and a serrated racking 113 is arranged at the connection position of the inner leaf wallboard 110;

the modular exterior wall module 100 optionally includes a heat insulation board 150 between the inner leaf wall panel 110 and the outer leaf wall panel 120.

The modular exterior wall module 100 includes an inner leaf wall panel 110, an outer leaf wall panel 120, an optional insulation panel 150, a bonding layer, and a connector 170. The combined type outer wall module 100 is used as a main component of a combined type bearing outer wall, the module height is 200mm-600mm, the common specifications are 300mm and 600mm, and the module length is generally not more than 4.2 m.

In the outer wall structure, the inner leaf wallboard 110 is made of aerated concrete slabs or light aggregate concrete slabs, the strength grade of the slabs is L C5.0-L C15, the inner leaf wallboard 110 is a main bearing body, and the thickness of the slabs is 190mm and 300 mm.

In the outer wall construction, the outer leaf wall plate 120 is made of aerated concrete plates or light aggregate concrete plates, the plate strength grade is L C2.0-L C15, the outer leaf wall plate 120 is a secondary bearing body, the plate thickness is 50-200mm, and when the plate strength grade of the outer leaf wall plate 120 is lower than L C5.0, the bearing capacity of the outer leaf wall plate 120 can be ignored in design, and only the outer leaf wall plate is considered as a load.

In the outer wall structure, the heat insulation board 150 is a common polystyrene board, an extruded polystyrene board or a hydrophobic rock wool board. The thickness is generally not greater than 300 mm. When the combined external wall module 100 is provided with the insulation board 150, the bearing capacity of the external wall panel 120 may not be considered in design, and only considered as a load.

In the outer wall structure, when the insulation board 150 is provided on the combined outer wall module 100, the bonding layer is a special adhesive for matching the insulation board 150 with an aerated concrete slab or a lightweight aggregate concrete slab; when the insulation board 150 is not provided in the combined exterior wall module 100, the bonding layer is a special adhesive or a special bonding mortar for matching an aerated concrete slab or a lightweight aggregate concrete slab.

In the exterior wall construction, the connection member 170 includes a screw 171 having a screw head 171t at one end, a nut 172, and a washer, which includes a first washer 173a and an optional second washer 173 b. The screw 171, the nut 172 and the first gasket 173a are made of metal materials such as common steel materials and stainless steel materials or nylon materials, and the second gasket 173b is made of rubber heat-insulating materials; when the screw 171, the nut 172 and the first washer 173a are made of metal materials such as common steel, stainless steel, etc., the second washer 173b may be selectively applied to reduce the stress of the first washer 173a with the inner leaf wall panel 110 and the outer leaf wall panel 120, and simultaneously reduce the heat conduction of the connecting member 170. The screw 171 penetrates through the inner leaf wall panel 110, the outer leaf wall panel 120, the optional insulation board 150 and the bonding layer, and connects the inner leaf wall panel 110, the outer leaf wall panel 120, the optional insulation board 150 and the bonding layer into a whole. Specifically, the screw head 171t is located at the outer side of the modular exterior wall module 100, and the nut 172 is located at the inner side of the modular exterior wall module 100.

The screw 171 of the connecting piece 170 has a diameter of 6-20mm, and the spacer has a diameter of 20-60 mm.

In the outer wall structure, at the connecting part of the connecting piece 170, the inner leaf wall board 110 and the outer leaf wall board 120, a through hole is processed in advance in the combined outer wall module 100, and the diameter of the hole is 2-10mm larger than that of the screw 171; meanwhile, circular grooves having a diameter larger than that of the first and second spacers 173a and 173b are previously machined on the inner surface of the inner leaf wall panel 110 and the outer surface of the outer leaf wall panel 120; the depth of the groove on the outer surface of the outer leaf panel 120 is greater than the sum of the thicknesses of the first washer 173a, the optional second washer 173b, and the screw head 171t, and the depth of the groove on the inner surface of the inner leaf panel 110 is greater than the sum of the portions of the first washer 173a, the optional second washer 173b, the nut 172, and the screw 171 exposed to the screw 171 s. After the connection member 170 is installed, the circular groove on the inner surface of the inner leaf wall panel 110 and the circular groove on the outer surface of the outer leaf wall panel 120 are smoothed by using a repair material matched with the aerated concrete panel or the lightweight aggregate concrete panel.

In particular, the holes of the modular exterior wall module 100 at the connecting members 170 can be matched with special hoisting connecting members for hoisting the modular exterior wall module 100 during construction.

In the outer wall structure, 1 or more through long or discontinuous top surface grooves 115 are formed in the top surface of the combined outer wall module 100, and the groove depth is not more than 25 mm; when the insulation board 150 is not provided in the modular exterior wall module 100, the top surface groove 115 may be jointly provided on the top surfaces of the inner leaf wall and the outer leaf wall, and the width of the top surface groove is 40-100mm smaller than the total thickness of the modular exterior wall module 100; when the modular exterior wall module 100 is provided with the insulation board 150, the top surface groove 115 may be provided only on the top surface of the inner panel 110. When the top surface groove 115 adopts a plurality of grooves, the section of the groove can be semicircular or polygonal, and the width is 8-30 mm; when 1-pass of the top surface groove 115 or the combined top surface groove 115 is adopted, the cross section of the groove is generally rectangular or polygonal. Particularly, the top surface of the modular exterior wall module 100 may not be provided with a groove according to the engineering requirement.

In the outer wall structure, the combined outer wall modules 100 are used in a side-standing mode, and the inner leaf wall boards 110 or the outer leaf wall boards 120 of the combined outer wall modules 100 on the upper layer and the lower layer and the inner leaf wall boards 110 and the outer leaf wall boards 120 of the combined outer wall modules 100 adjacent horizontally are bonded and connected by using special matching glue or special matching mortar which is adaptive to the strength grade of the aerated concrete slab or the light aggregate concrete slab, and the clear width of a connecting plate seam is 2mm-20 mm; the upper and lower layers of the combined type external wall module 100 are connected between the heat insulation boards 150 and horizontally adjacent to the combined type external wall module 100 through extrusion of a foamed polyethylene rod, or are connected in a direct contact manner or are connected with the heat insulation boards 150 in a matched special adhesive bonding manner.

In the external wall structure, optionally, at the vertical joint 117b horizontally adjacent to the combined external wall module 100, the side surface of the inner leaf wallboard 110 and/or the outer leaf wallboard 120 of the combined external wall module 100 may be provided with a semicircular or polygonal side groove 116, the width of the side groove is 30-150mm, and the depth of the side groove is 30-150 mm.

In the external wall structure, when the combined external wall modules 100 are provided with the heat insulation boards 150, the heat insulation boards 150 are provided with tongue-and-groove at the horizontal joint 117a between the upper and lower combined external wall modules 100, and the concave-convex depth of the tongue-and-groove is 0-100mm, so as to avoid forming horizontal through joints. Particularly, the heat insulation board 150 may be provided with concave tongues and grooves at the horizontal joints 117a of the upper and lower surfaces, and may be connected by using a matched special heat insulation strip.

In the outer wall structure, vertical joints 117b between horizontally adjacent combined outer wall modules 100 are arranged in a staggered manner, and the staggered distance is not less than half of the height of the modules; or as required by engineering implementation, the vertical joint 117b forms a through joint, lap joint reinforcing steel bars are arranged in the horizontal joint 117a, and vertical through reinforcing steel bars are arranged in the side groove 116 of the combined outer wall module 100. The lap joint reinforcing steel bars adopt smooth steel bars or ribbed reinforcing steel bars or reinforcing steel bar meshes, the diameter of longitudinal bars is 6-10mm, the number of the longitudinal bars is 2-3 along the wall thickness direction, and the length of the reinforcing steel bars anchored into the two sides of the through seam of the bearing outer wall is 150-600 mm; the vertical through steel bars are ribbed steel bars with the diameter of 6-12 mm.

In the outer wall structure, the cast-in-place concrete constructional columns 160 are arranged at four corners of the outer wall and corner positions corresponding to the corners, corners of a building/elevator room and junctions of longitudinal walls and transverse walls according to design requirements, the section of each constructional column 160 can be designed to be rectangular, L-shaped, T-shaped or cross-shaped according to engineering requirements, and the size of a main side of each constructional column is not less than 190 mm.

Where the load bearing exterior wall is joined to the construction post 160, the exterior leaf wall panel 120 and the optional insulation panel 150 are uninterrupted, thereby forming a thermal bridge protection configuration at the construction post 160.

The inner leaf wallboard 110 of the bearing outer wall is provided with a serrated racking 113 at the joint with the construction column 160, the height of the serrated racking 113 is 300 + 600mm, the clear distance is generally 300 + 600mm, and the concave-convex staggered size of the serrated racking 113 is generally 60 mm.

When the plate height is 300mm, the joints of the inner leaf wall plates 110 and the construction columns 160 can be staggered by about 60mm through installation to form 300mm high branches 113; when the board height of the inner leaf wallboard 110 is 600mm, the junction of the inner leaf wallboard 110 and the constructional column 160 can be staggered by about 60mm through installation to form 600mm high branches 113, and 300mm high branches 113 can also be pre-processed.

In the outer wall structure, a horizontal tie bar steel bar is arranged in a horizontal joint 117a of the bearing outer wall and is connected with the concrete constructional column 160. The tie bars are made of smooth steel bars or ribbed steel bars or steel bar meshes, the diameter of longitudinal bars is 6-10mm, the number of the longitudinal bars is 2-3 in the wall thickness direction, the distance between the longitudinal bars and the wall thickness direction is 300-600mm, and the length of the tie bars anchored into the bearing outer wall is not less than 1 m. In particular, the reinforcing bars in the horizontal joint 117a may be disposed through the load-bearing outer wall.

In the outer wall structure, a concrete ring beam 140 is arranged at each floor/roof, the section width of the concrete ring beam is not less than 190mm, and the section height of the concrete ring beam is not less than 120 mm.

The bearing outer wall is arranged at the concrete ring beam 140 arranged at each floor and roof, and the outer leaf wall plate 120 and the optional heat insulation plate 150 are uninterrupted, so that a heat-proof bridge structure at the outer side surface of the ring beam 140 is formed.

In the external wall construction, the combined lintel module comprises a lintel 130, an external leaf wall panel 120, an optional insulation board 150, a bonding layer and a connecting piece 170. The module height is 200mm-600mm, and the module length is generally not more than 5 m.

The lintel 130 of the combined lintel module is a precast concrete lintel, the aerated concrete slab reinforced with reinforcing bars or the lightweight aggregate concrete slab reinforced with reinforcing bars. In particular, cast-in-place concrete lintels can also be used according to engineering requirements.

In the construction of the external wall, optionally, the external wall module 100 and/or the lintel module at the ring beam 140 may be processed with a full length of a top groove 115 on the top surface of the inner leaf wall panel 110 and/or the lintel 130 to form the lower profile of the concrete ring beam 140, the groove width corresponding to the width of the section of the concrete ring beam 140, and the groove depth determined by the height of the section of the ring beam 140 and the thickness of the floor and roof slabs.

The aerated concrete slab or the light aggregate concrete slab is provided with common plain steel bars or ribbed steel bars according to design requirements. The diameter of the steel bar is 6-14mm, the distance between two directions is 50-400mm, and the reinforcing bar is generally of a double-layer two-way structure. According to the engineering requirement, the reinforcing steel bar can be subjected to anticorrosion treatment.

In particular, when the modular exterior wall module 100 and the modular lintel module are assembled on site, the inner leaf panels 110 are applied on their side; the optional insulation board 150 and/or the outer leaf wall panel 120 may be used on its side, or may be used on its side or a mixture of both. The optional insulation board 150 and the outer leaf wall board 120 may be installed simultaneously with the inner leaf wall board 110, or may be installed for a second time after the inner leaf wall board 110 is installed and the construction of the ring beam 140 and the constructional column 160 is completed.

According to other embodiments of the invention, the modular load-bearing exterior wall is used for building a lightweight aggregate concrete modular load-bearing exterior wall building, which comprises the modular load-bearing exterior wall construction described above. The bearing outer wall can be used for residential buildings such as houses, residential homes, country hotels and the like, the number of building layers is not more than 8, and the layer height is not more than 3.6 m. The bearing inner wall of the building can be an aerated concrete or light aggregate concrete plate type bearing wall, an aerated concrete or light aggregate concrete block wall and other masonry walls or block structure walls.

In the description herein and in the drawings, the products and methods of the present invention are described in terms of particular shapes, materials, or process sequences, and specific parameters are provided for illustrative purposes with respect to specific embodiments. It should be understood, however, that the detailed description is not intended to limit the invention; that is, variations and modifications as to shape, material or process sequence are still included within the scope of the invention.

Claims (14)

1. The utility model provides a light aggregate concrete combination formula bearing outer wall structure which characterized in that includes a plurality of combination formula outer wall module (100), combination formula lintel module, cast in situ concrete circle roof beam (140) and cast in situ concrete constructional column (160), wherein:

the combined exterior wall module (100) comprises an inner leaf wall board (110), an outer leaf wall board (120), a bonding layer and a connecting piece (170), wherein the connecting piece (170) penetrates through and connects the inner leaf wall board (110), the outer leaf wall board (120) and the bonding layer;

the inner leaf wallboard (110) is connected with the construction column (160), and the inner leaf wallboard (110) is provided with a serrated racking (113) at the connection position;

the modular exterior wall module (100) optionally provides a thermal insulation panel (150) between the inner leaf panel (110) and the outer leaf panel (120).

2. The exterior wall construction of claim 1, wherein, when the modular exterior wall module (100) is provided with the insulation board (150), the bonding layer is a mating proprietary glue of the insulation board (150) with a aerated concrete panel or a lightweight aggregate concrete panel; when the combined type outer wall module (100) is not provided with the heat insulation board (150), the bonding layer is special matching glue or special matching bonding mortar for an aerated concrete board or a light aggregate concrete board.

3. The exterior wall construction according to claim 1, wherein the connection member (170) comprises a screw (171) with a screw head (171t) at one end, a nut (172) and a washer, the washer comprising a first washer (173a) and an optional second washer (173 b).

4. The exterior wall construction of claim 1, wherein the modular exterior wall module (100) is provided with 1 or more through long or interrupted top surface grooves (115) on the top surface; when the combined external wall module (100) is not provided with the heat insulation board (150), the top surface groove (115) can be jointly arranged on the top surfaces of the inner leaf wall and the outer leaf wall; when the modular exterior wall module (100) is provided with the insulation board (150), the top surface groove (115) may be provided only on the top surface of the inner leaf wallboard (110).

5. The exterior wall construction according to claim 1, wherein the modular exterior wall modules (100) are applied on their sides, and the upper and lower layers of the modular exterior wall modules (100) are adhesively connected between the inner leaf wall panels (110) or the outer leaf wall panels (120), and between the inner leaf wall panels (110) and the outer leaf wall panels (120) of the horizontally adjacent modular exterior wall modules (100) by using a mating special glue or a mating special mortar which is suitable for the strength grade of the aerated concrete slab or the lightweight aggregate concrete slab; the upper and lower layers of the combined type external wall modules (100) are arranged between the heat insulation plates (150) and horizontally adjacent to each other, the heat insulation plates (150) of the combined type external wall modules (100) are connected in an extrusion mode through foamed polyethylene rods, or are connected in a direct contact mode or are connected with the heat insulation plates (150) in a matched special adhesive bonding mode.

6. The exterior wall construction according to claim 1, wherein optionally, at the vertical seam (117b) of horizontally adjacent modular exterior wall modules (100), the side of the inner leaf panel (110) and/or the outer leaf panel (120) of the modular exterior wall modules (100) may be provided with semicircular or polygonal side grooves (116).

7. The exterior wall construction according to claim 1, wherein, when the sectional exterior wall modules (100) are provided with the insulation boards (150), the insulation boards (150) are provided with a tongue and groove at horizontal joints (117a) between upper and lower sectional exterior wall modules (100) to avoid forming horizontal through joints.

8. The exterior wall construction of claim 1, wherein vertical seams (117b) between horizontally adjacent modular exterior wall modules (100) are in a staggered arrangement, the staggered distance being no less than half of the module height; or according to the requirement of engineering implementation, the vertical joint (117b) forms a through joint, lap joint reinforcing steel bars are arranged in the horizontal joint (117a), and vertical through reinforcing steel bars are arranged in the side groove (116) of the combined type external wall module (100).

9. The exterior wall construction of claim 1, wherein the cast-in-place concrete construction columns (160) are provided at four corners of the exterior wall and corner portions corresponding to the intersections of corners, floor/hoistway corners, and cross walls, as required by design.

10. The exterior wall construction of claim 1, wherein horizontal tie bars are connected to the concrete construction columns (160) within horizontal seams (117a) of the load bearing exterior wall.

11. The exterior wall construction according to claim 1, wherein a concrete ring beam (140) having a section width of not less than 190mm and a section height of not less than 120mm is provided at each floor/roof.

12. The exterior wall construction of claim 1, wherein the modular lintel module comprises a lintel (130), an exterior leaf panel (120), an insulation panel (150), a tie layer, and a connector (170).

13. The exterior wall construction according to claim 1, wherein the exterior wall module (100) and/or the lintel module at the girt (140) is/are machined with a full length of top surface grooves (115) on the top surface of the inner leaf panel (110) and/or the lintel (130) to form the lower profile of the concrete girt (140), the groove width corresponding to the concrete girt (140) cross-sectional width, the groove depth being determined by the girt (140) cross-sectional height and the thickness of the floor and roof slabs.

14. A lightweight aggregate concrete combined load-bearing exterior wall building, characterized by comprising the lightweight aggregate concrete combined load-bearing exterior wall structure of any one of claims 1 to 13.

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