CN107965076B - Hollow extrusion molding cement board curtain wall system and construction method thereof - Google Patents
Hollow extrusion molding cement board curtain wall system and construction method thereof Download PDFInfo
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- CN107965076B CN107965076B CN201711346874.2A CN201711346874A CN107965076B CN 107965076 B CN107965076 B CN 107965076B CN 201711346874 A CN201711346874 A CN 201711346874A CN 107965076 B CN107965076 B CN 107965076B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/90—Curtain walls comprising panels directly attached to the structure
- E04B2/94—Concrete panels
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6801—Fillings therefor
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Abstract
The invention relates to a construction method of a hollow extrusion molding cement board curtain wall system, which comprises the following steps: providing a hollow extrusion molded cement board, wherein a plurality of cavities penetrating through two end surfaces are formed in the cement board; providing a connecting piece, and fixing the connecting piece on the cement board; constructing a keel frame on the outer wall of the building; mounting a supporting plate on the keel frame; and placing the cement board on the supporting plate, and fixedly connecting the connecting piece with the keel frame so as to hang the cement board on the outer side of the building outer wall, thereby completing the construction of the cement board curtain wall system. The construction method of the invention provides a curtain wall system integrating construction enclosure and installation by using the hollow extrusion molded cement board, so that the curtain wall system can replace the existing stone curtain wall and solve the problems of the stone curtain wall. The method has the characteristics of simple and convenient installation, high construction efficiency and shortened construction period.
Description
Technical Field
The invention relates to the field of building curtain wall construction, in particular to a hollow extrusion molding cement board curtain wall system and a construction method thereof.
Background
The novel material building mode has become the necessary trend of the building industry development, and the artificially synthesized material is accepted by all communities by the characteristics of energy conservation, environmental protection, low carbon and environmental protection. The traditional natural stone curtain wall still has the characteristics of high manufacturing cost, large chromatic aberration and more impurities, a large amount of stones are mined, a large amount of waste is generated, and the traditional natural stone curtain wall is not in accordance with the green construction concept.
The existing curtain wall system construction has a mature construction method suitable for the stone curtain wall, but the stone curtain wall has the defects, so that a new curtain wall system and a construction method thereof are needed to be provided so as to adapt to the construction concepts of energy conservation, environmental protection, low carbon and environmental protection.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a hollow extrusion molding cement board curtain wall system and a construction method thereof, and solves the problems of high manufacturing cost, large chromatic aberration, more impurities and inconsistent waste materials and green construction concept of the existing stone curtain wall.
The technical scheme for achieving the purpose is as follows:
the invention provides a construction method of a hollow extrusion molding cement board curtain wall system, which comprises the following steps:
providing a hollow extrusion molded cement board, wherein a plurality of cavities penetrating through two end surfaces are formed in the cement board;
providing a connecting piece, and fixing the connecting piece on the cement board;
constructing a keel frame on the outer wall of the building;
mounting a supporting plate on the keel frame; and
and placing the cement board on the supporting plate, and fixedly connecting the connecting piece with the keel framework so as to hang the cement board on the outer side of the building outer wall, thereby completing the construction of a cement board curtain wall system.
The hollow extrusion molded cement board is used as a curtain wall system of a building structure in the prior art, the hollow extrusion molded cement board is commonly used for a wall body of the building structure, the hollow extrusion molded cement board is used for forming the curtain wall system, two functions of decoration and enclosure are integrated, and the cement board has the characteristics of high strength, light weight, large size, shock resistance, weather resistance, good fire resistance, sound insulation performance and strong decoration diversity. The construction method of the invention provides a curtain wall system integrating construction enclosure and installation by using the hollow extrusion molded cement board, so that the curtain wall system can replace the existing stone curtain wall and solve the problems of the stone curtain wall. The construction method provided by the invention has the characteristics of simple and convenient installation, high construction efficiency and capability of shortening the construction period, and the whole curtain wall system has high structural strength and strong structural stability, can reduce a large amount of manpower, save water and electricity during assembly, and also greatly reduces construction waste.
The invention relates to a construction method of a hollow extrusion molding cement board curtain wall system, which is further improved in that the connecting piece is a Z-shaped connecting piece, and the connecting piece is fixed on the cement board, and comprises the following steps:
drilling a side surface of the cement board to form a connecting hole;
and the first wing plate of the Z-shaped connecting piece is attached to the side surface of the cement board, and the Z-shaped connecting piece and the cement board are fastened and connected through connecting bolts penetrating through the first wing plate and the connecting holes and being matched with nuts.
The invention further improves the construction method of the hollow extrusion molding cement board curtain wall system, which is characterized by further comprising the steps of constructing a first waterproof structure on a cement board positioned between two adjacent windows, wherein the first waterproof structure comprises the following components:
providing a top waterproof board, paving the top waterproof board on an outer windowsill of a window positioned at the upper part, and fixedly connecting the top waterproof board with the bottom of the window positioned at the upper part;
bending one end, far away from a window at the upper part, of the top waterproof plate downwards to form a folded edge attached to the outer surface of the cement plate, wherein the folded edge partially covers the cement plate and is sealed and filled with sealant with the cement plate;
providing a bottom waterproof board, paving the bottom waterproof board on the top of a wall body of a window positioned at the lower part, and fixedly connecting the bottom waterproof board with the top of the window positioned at the lower part;
bending one end, far away from a window positioned at the lower part, of the bottom waterproof plate upwards and inwards to form an L-shaped connecting end, wherein the L-shaped connecting end comprises a vertical section and a horizontal section which are connected with each other, the vertical section is flush with the outer surface of the cement plate, and a gap is reserved between the horizontal section and the end part of the cement plate;
fixedly connecting the horizontal section with a supporting plate positioned at the bottom of the cement board through a corner fitting;
and filling sealant in the gap for sealing.
The invention further improves the construction method of the hollow extrusion molding cement board curtain wall system, which is characterized by further comprising the step of constructing a second waterproof structure on a cement board positioned between two windows adjacent to each other, wherein the second waterproof structure comprises the following steps:
providing a side waterproof plate, buckling the side waterproof plate between one of two windows adjacent to each other left and right and a corresponding cement plate, and fixedly connecting the side waterproof plate with the corresponding window;
bending one end of the side waterproof plate far away from the corresponding window to form an end plate which is arranged in parallel with the inner surface of the corresponding cement plate, and reserving a gap between the end plate and the corresponding cement plate;
a fixing piece is fixedly connected to the keel frame corresponding to the end plate, and the end plate is fixedly connected through the fixing piece;
and filling sealant in the gap for sealing.
The invention relates to a construction method of a hollow extrusion molding cement plate curtain wall system, which is further improved in that three cement plates which are transversely arranged are arranged between two windows which are positioned adjacently up and down, and the construction method sequentially comprises a first transverse cement plate, a second transverse cement plate and a third transverse cement plate from top to bottom;
disposing the second lateral cement panel outside of the first lateral cement panel and the third lateral cement panel, with a bottom portion of the second lateral cement panel covering a top portion of the third lateral cement panel;
filling sealant at the joint of the bottom of the second transverse cement plate and the top of the third transverse cement plate for sealing;
a transverse guide plate is fixedly arranged at the bottom of the first transverse cement plate, and the end part of the transverse guide plate covers the top end of part of the second transverse cement plate;
filling sealant at the joint of the transverse guide plate and the first transverse cement plate for sealing;
and filling sealant at the joint of the top ends of the transverse guide plate and the second transverse cement plate for sealing.
The invention also provides a hollow extrusion molding cement board curtain wall system, which comprises:
the keel framework is arranged on the outer wall of the building;
a pallet mounted on the keel frame; and
locate the building outer wall outside, and splice a plurality of cavity extrusion molding's of connection cement board, the inside of cement board is formed with a plurality of both ends terminal surface cavitys that link up, the bottom of cement board is arranged in corresponding on the layer board, just fixedly connected with connecting piece on the cement board, through the connecting piece will cement board fixed connection in fossil fragments skeleton to formed cement board curtain system.
The hollow extrusion molding cement board curtain wall system is further improved in that the connecting piece is a Z-shaped connecting piece, and a connecting hole is formed in the cement board corresponding to the Z-shaped connecting piece;
the first wing plate on the Z-shaped connecting piece is attached to the side face of the cement board, and the Z-shaped connecting piece and the cement board are fastened and connected through connecting bolts penetrating through the first wing plate and the connecting holes and being matched with nuts.
The hollow extrusion molding cement board curtain wall system is further improved in that the hollow extrusion molding cement board curtain wall system also comprises a first waterproof structure arranged on a cement board between two adjacent windows, wherein the first waterproof structure comprises a top waterproof board and a bottom waterproof board;
the top waterproof board is paved on an outer windowsill of the window at the upper part and is fixedly connected with the bottom of the window at the upper part, one end, far away from the window at the upper part, of the top waterproof board is downwards bent to form a folded edge attached to the outer surface of the cement board, and the folded edge part is covered on the cement board and is in sealing connection with the cement board;
the waterproof bottom plate is paved at the top of a wall body of a window positioned at the lower part and is fixedly connected with the top of the window positioned at the lower part, one end, far away from the window positioned at the lower part, of the waterproof bottom plate is upwards bent for a section, and then inwards bent to form an L-shaped connecting end, the L-shaped connecting end comprises a vertical section and a horizontal section which are mutually connected, the vertical section is flush with the outer surface of the cement plate, a gap is reserved between the horizontal section and the end part of the cement plate, the horizontal section is fixedly connected with a supporting plate positioned at the bottom of the cement plate through a corner fitting, and sealant is filled in the gap in a sealing manner.
The hollow extrusion molding cement board curtain wall system is further improved in that the hollow extrusion molding cement board curtain wall system also comprises a second waterproof structure positioned on the cement board between the left and right adjacent windows, wherein the second waterproof structure comprises a pair of side waterproof boards;
the side waterproof board is buckled between one of the two windows adjacent to the left side and the right side and the corresponding cement board, the side waterproof board is fixedly connected with the corresponding window, one end, far away from the corresponding window, of the side waterproof board is bent to form an end plate which is parallel to the inner surface of the corresponding cement board, a gap is reserved between the end plate and the corresponding cement board, the end plate is fixedly connected with the keel frame through a fixing piece, and sealing glue is filled in the space in a sealing mode.
The hollow extrusion molding cement plate curtain wall system is further improved in that three cement plates which are transversely arranged are arranged between two adjacent windows from top to bottom, and a first transverse cement plate, a second transverse cement plate and a third transverse cement plate are sequentially arranged from top to bottom;
the second transverse cement plate is arranged on the outer sides of the first transverse cement plate and the third transverse cement plate, and the bottom part of the second transverse cement plate covers the top of the third transverse cement plate;
the joint of the bottom of the second transverse cement plate and the top of the third transverse cement plate is filled with sealant for sealing;
a transverse guide plate is fixedly arranged at the bottom of the first transverse cement plate, and the end part of the transverse guide plate covers the top end of part of the second transverse cement plate;
the joint of the transverse guide plate and the first transverse cement plate is filled with sealant for sealing;
and the joint of the top ends of the transverse guide plate and the second transverse cement plate is filled with sealant for sealing.
Drawings
FIG. 1 is a schematic view of the hollow extrusion molded cement panel curtain wall system of the present invention mounted on a building structure.
FIG. 2 is a cross-sectional view of a cement panel mounting structure at two windows on the left and right sides in a hollow extrusion molded cement panel curtain wall system of the present invention.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
FIG. 4 is a cross-sectional view of a cement panel mounting structure at two upper and lower windows in a hollow extrusion molded cement panel curtain wall system of the present invention.
Fig. 5 is an enlarged schematic view of the structure at B in fig. 4.
Fig. 6 is an enlarged schematic view of the structure at C in fig. 4.
Fig. 7 is an enlarged schematic view of the structure at D in fig. 4.
Fig. 8 is an enlarged schematic view of the structure at E in fig. 4.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples.
Referring to fig. 1, the invention provides a hollow extrusion molding cement board curtain wall system and a construction method thereof, which are used for solving the problems of high manufacturing cost and inconsistent with the green construction concept of the existing stone curtain wall system. The invention takes the existing hollow extrusion molded cement board (also called ECP board) which is commonly used for building structural walls as a curtain wall board, and provides a firm and safe curtain wall system and a construction method, so that the curtain wall system has the characteristics of cement board, namely, the characteristics of high strength, light weight, large size, shock resistance, weather resistance, fire resistance, sound insulation performance and strong decoration diversity. The construction method and the curtain wall system have the advantages of simple and convenient construction, high construction efficiency, greatly shortened construction period and strong structural stability. The hollow extrusion molding cement board curtain wall system and the construction method thereof are described below with reference to the accompanying drawings.
The hollow extrusion molded cement board used in the invention can be selected from ECP boards produced by Tianjin flood construction environmental protection engineering Co., ltd, or ECP boards produced by Tianjin front wall material Co., ltd. The ECP plate is a hollow slat which is manufactured by taking silicate cement, fiber (pulp fiber, polypropylene fiber and the like) and siliceous material (quartz powder and the like) as main raw materials, performing vacuum high-pressure extrusion molding, performing low-temperature steam curing once, and performing high-temperature high-pressure curing.
Referring to fig. 1, a schematic structural view of the hollow extrusion molded cement panel curtain wall system of the present invention mounted on a building structure is shown. Referring to fig. 2, a cross-sectional view of a cement panel mounting structure at two windows on the left and right sides of a hollow extrusion molded cement panel curtain wall system according to the present invention is shown. The structure of the hollow extrusion molded cement panel curtain wall system of the present invention will be described with reference to fig. 1 and 2.
As shown in fig. 1 and 2, the hollow extrusion molded cement panel curtain wall system 20 of the present invention includes a keel frame 23, a pallet 24, a connector 22 and cement panels 21, the cement panels 21 are laid on the outer surface of the building outer wall 10 as a surrounding and decorative structure, the cement panels 21 are laid on the outer surface of the building outer wall 10 except for the window 11 to form the curtain wall system 20, the cement panels 21 are located on the outdoor side 102, and the indoor side 101 is located on the inner side of the building outer wall 10. The cement boards 21 in the structure shown in fig. 1 are different in filling patterns, and the cement boards 21 are different in surface patterns or colors, so that a good appearance effect is achieved. The cement board 21 is installed on the building outer wall 10 through the keel frame 23, the keel frame 23 is installed on the building outer wall 10, the supporting plates 24 are installed on the keel frame 23, the cement board 21 is arranged on the outer side of the building outer wall 10 and is connected with each other in a spliced mode, the cement board 21 is of a hollow extrusion molding structure, a plurality of cavities 211 penetrating through two end faces are formed in the cement board 21, the bottoms of the cement board 21 are arranged on the corresponding supporting plates 24, the cement board 21 is supported through the supporting plates 24, connecting pieces 22 are fixedly connected to the cement board 21 on the keel frame 23 through the connecting pieces 22, the cement board 21 is firmly installed on the keel frame 23 through the connecting pieces 22 and the supporting plates 24, and then the cement board is stably paved on the building outer wall 10, so that the cement board curtain wall system 20 is formed.
The cement board 21 adopts the hollow structure, and inside is provided with a plurality of cavitys 211, on the one hand can alleviate the self weight of cement board 21, on the other hand has still made things convenient for the installation of cement board 21, has made things convenient for the connecting piece 22 to be connected fixedly with cement board 21 promptly to efficiency of construction has been improved.
Preferably, the connecting member 22 is a Z-shaped connecting member, and as shown in fig. 4 and 7, the Z-shaped connecting member includes a first wing 221, a second wing 222, and an inclined plate 223 connecting the first wing 221 and the second wing 222, the inclined plate 223 is connected between the first wing 221 and the second wing 222 in a manner of forming an angle with the first wing 221 and the second wing 22, and the first wing 221 and the second wing 222 are disposed in parallel. The connecting hole is formed in the cement board 21 corresponding to the Z-shaped connecting piece 22, the connecting hole is formed in a side panel of the cement board 21 and is communicated with a cavity 211 in the cement board 21, then the first wing plate 221 on the Z-shaped connecting piece 22 is attached to the side surface of the cement board 21 and passes through the first wing plate 221 and the connecting hole through a connecting bolt to be matched with a nut, so that the Z-shaped connecting piece 22 and the cement board 21 are fastened and connected, and due to the arrangement of the cavity 211, the operation of connecting the fixed connecting piece 22 on the cement board 21 is quite convenient, firm support can be provided for the cement board 21, and the installation stability of the cement board 21 is ensured.
Further, when the connector 22 is connected to the keel frame 23, as shown in fig. 2, the keel frame 23 includes a transverse keel 231 and a longitudinal keel 232, the longitudinal keel 232 is fixed to the exterior wall 10 of the building by means of the anchor bolts 233 and the buried plates 234, and in construction, the anchor bolts are firstly formed and the holes are cleared, the buried plates 234 are fixed to the exterior wall 10 of the building by means of the anchor bolts 233, then the longitudinal keel 232 is fixed to the buried plates 234, and then the transverse keel 231 is transversely connected to the longitudinal keel 232, thereby completing the installation of the keel frame 23. The second wing plate 222 of the connecting member 22 is fixedly connected to the transverse keel 231, preferably, an adapter member 235 is disposed on the transverse keel 231, the adapter member 235 has a first adapter plate attached to and fixed on the transverse keel 231, and a second adapter plate connected to the first adapter plate, and the second adapter plate is attached to and fixedly connected to the second wing plate 222, and can be fixed by welding.
The cement board 21 can be used as a decorative structure of the building outer wall 10 and an enclosure structure of the building outer wall 10, the rock wool layer 12 is fixedly arranged on the outer side of the building outer wall 10, the rock wool layer 12 plays a role in protection, the outer side of the rock wool layer 12 is provided with the breathable aluminum foil, the cement board 21 is hung on the outer side of the rock wool layer 12, and the cement board curtain wall system 20 has a good waterproof system and high structural strength and can play a good role in enclosure.
As a preferred embodiment of the present invention, as shown in fig. 1 and 4, the cement panel curtain wall system 20 of the present invention further comprises a first waterproof structure 25 provided on the cement panel 21 between the two windows 11 adjacent to each other up and down, the first waterproof structure 25 comprising a top waterproof plate 251 and a bottom waterproof plate 252, a plurality of cement panels 21 being provided between the upper window 11a and the lower window 11b, the first waterproof structure 25 being provided on the cement panel 21 between the upper window 11a and the lower window 11b to perform waterproof and sealing functions.
As shown in fig. 5, the top waterproof board 25 is laid on the outer window sill located at the bottom of the upper window 11a, the top waterproof board 25 is used for wrapping the structure outside the glass at the bottom of the upper window 11a, the structure at the place comprises a rock wool layer, a keel frame and a cement board, and the top waterproof board 25 is used for wrapping the rock wool layer, the keel frame and the cement board located at the outer side of the bottom of the upper window 11a, so that a good waterproof effect is achieved. One end of the top waterproof board 25 is bent to form a connection folded edge 2514, the connection folded edge 2514 is fixedly connected with the bottom of the upper window 11a, preferably, a certain gap is reserved between the connection folded edge 2514 and the bottom frame at the position of the upper window 11a, and a sealing glue layer 2515 is formed by filling foam bars and sealing the gap. Further, the second L plate 2517 is correspondingly disposed on the longitudinal keel 232 of the keel frame 23, the first L plate 2516 is connected to the second L plate 2517, a rubber pad is sandwiched between the first L plate 2516 and the second L plate 2517, one edge of the first L plate 2516 is attached to the connection flange 2514 and is fastened and connected through a through bolt, the connection flange 2511 of the top waterproof plate 251 is supported and connected on the longitudinal keel 232 by the first L plate 2516 and the second L plate 2517, the other edge of the first L plate 2516 is abutted against the bottom frame of the upper window 11a, the sealing glue layer 2515 is enclosed at the bottom of the top waterproof plate 251 by the first L plate 2516, the waterproof effect of the second layer is achieved, and rainwater can be prevented from entering the keel frame 23 when the sealing glue layer 2515 fails.
One end of the top waterproof board 251 far away from the upper window 11a is bent downwards to form a folded edge 2511 attached to the outer surface of the cement board 21, and the folded edge 2511 partially covers the cement board 21 and is in sealing connection with the cement board 21; the folded edge 2511 is buckled at the top of the cement board 21, so that the top of the cement board 21 is covered, and the waterproof effect is achieved. The sealant is filled between the flange 2511 and the cement board 21 to form a sealant layer 2512, and the sealant layer 2512 is clamped between the flange 2511 and the cement board 21, and the flange 2511 protects the sealant layer 2512. The top waterproof sheet 251 is disposed from an inclined shape, and one end where the junction flange 2514 is located is higher than one side where the flange 2511 is located, so that rainwater at the bottom of the upper window 11a can flow out along the top waterproof sheet 251, through the flange 2511 and toward the outer surface of the cement board 21.
In order to improve the structural strength of the top waterproof board 251, a Z-shaped supporting member 2513 is connected to the transverse keel 231 of the keel frame 23, and the Z-shaped supporting member 2513 is formed with a supporting plate attached to the bottom surface of the top waterproof board 251, so as to support the top waterproof board 251.
As shown in fig. 8, a bottom waterproof plate 252 is laid on top of the wall body located at the lower window 11b, and the bottom waterproof plate 252 covers the structure outside the top of the lower window 11b to prevent intrusion of rainwater. The structure covered by the bottom waterproof plate 252 comprises a rock wool layer 12, a keel frame 23 and a cement plate 21 which are positioned outside the top of a lower window 11b, one end of the bottom waterproof plate 252 is bent upwards to form a vertical end plate 2521, the vertical end plate 2521 is fixedly connected with the top of the lower window 11b, the vertical end plate 2521 is fixedly connected with the keel frame 23 through an inverted L-shaped strip, the end of the inverted L-shaped strip is abutted against the top frame of the lower window 11b, an caulking groove is formed by enclosing the L-shaped strip, the vertical end plate 2521 and the top frame of the lower window 11b, the opening of the caulking groove is filled with sealant for sealing and blocking, the inverted L-shaped strip is utilized to play a waterproof role, and rainwater penetrating through the sealant is prevented from entering the rock wool layer and the keel frame. The rubber pad is clamped at the joint of the inverted L-shaped strip and the keel frame 23, so that the waterproof effect is further achieved.
Preferably, one end of the bottom waterproof structure 252 far away from the lower window 11b is bent upwards for a section and then bent inwards to form an L-shaped connecting end 2522, the L-shaped connecting end 2522 comprises a vertical section 2523 and a horizontal section 2524 which are connected with each other, the vertical section 2523 is arranged flush with the outer surface of the cement board 21, a gap 2525 is reserved between the horizontal section 2524 and the end of the cement board 21, a sealant layer 2526 is formed in the gap 2525 in a sealing manner, and the sealing glue layer 2526 is arranged to play a waterproof role. The horizontal segment 2524 is fixedly connected with the supporting plate 24 at the bottom of the cement board 21 through the corner piece 253, the supporting plate 24 is provided with a bending plate bent downwards at the end part, the bending plate is attached to one corner edge of the corner piece 253, and the sealing gasket 255 is arranged between the bending plate and the corner piece 253, and the supporting plate 24 and the corner piece 253 are utilized to block the sealing glue layer 2526, so that a further waterproof effect can be achieved. A rubber pad is arranged between the supporting plate 24 and the cement board 21, and the waterproof effect can be achieved.
As another preferred embodiment of the present invention, three cement boards 21 are installed between two windows 11 adjacent to each other from top to bottom, and as shown in fig. 4, a first cement board 21a, a second cement board 21b and a third cement board 21c are sequentially installed from top to bottom, and as shown in fig. 1, the surface patterns or colors of the first cement board 21a and the third cement board 21c are consistent, and the surface patterns or colors of the second cement board 21b are different from those of the first cement board 21a and the third cement board 21c, and when installed, the second cement board 21b is installed outside the first cement board 21a and the third cement board 21c, and as shown in fig. 7, the bottom part of the second cement board 21b covers the top of the third cement board 21c, and the joint between the bottom of the second cement board 21b and the top of the third cement board 21c is filled with a sealant to form a sealant layer 216; the top of the third transverse cement board 21c is shielded by the second transverse cement board 21b, so that a good waterproof effect can be achieved.
Referring to fig. 6, a lateral baffle 213 is fixed to the bottom of the first lateral cement plate 21a, and the end of the lateral baffle 213 covers the top of a part of the second lateral cement plate 21 b; the joint of the transverse deflector 213 and the first transverse cement plate 21a is filled with sealant to form a sealant layer 212; the joint between the lateral baffle 213 and the top end of the second lateral cement plate 21b is filled with a sealant to seal to form a sealant layer 212. The transverse baffle 213 is fastened to the keel frame by means of an angle piece 214, a gasket 215 is arranged between the angle piece 214 and the transverse baffle 213, and a rubber gasket is arranged between the transverse baffle 213 and the bottom end of the first transverse cement plate 21 a.
Referring to fig. 7, the first transverse cement board 21a, the second transverse cement board 21b and the third transverse cement board 21c are all fixed on the keel frame 23 through the connecting piece 22 and the supporting plate 24, and the supporting plate 24 cannot be arranged at the bottom end of the second transverse cement board 21b due to the arrangement of the second transverse cement board 21b, so that the inner side surface of the second transverse cement board 21b, which is close to the bottom end, is grooved, the supporting edge of the supporting plate 24 is inserted in the groove, and a rubber pad is arranged in the groove, so that the supporting plate 24 supports the second transverse cement board 21b.
As still another preferred embodiment of the present invention, as shown in fig. 1 and 2, the cement panel curtain wall system 20 further comprises a second waterproof structure 26 on the cement panel 21 between the two windows 11 adjacent to each other to the left and right, the second waterproof structure 26 comprising a pair of side waterproof plates 261; referring to fig. 3, a side waterproof plate 261 is fastened between one of two adjacent windows and the corresponding cement plate 21, and fig. 3 shows a side waterproof plate 261 at a left window 11c, which is the same as the mounting structure of the side waterproof plate 261 at a right window 11d, and will be described below by taking the left window 11c as an example. The side waterproof plate 261 is buckled between the left side window 11c and the first vertical cement plate 21d, the structure between the left side window 11c and the first vertical cement plate 21d is covered by the side waterproof plate 261, the waterproof effect is achieved, the end part of the side waterproof plate 261 is fixedly connected with the left side window 11c, one end, far away from the left side window 11c, of the side waterproof plate 261 is bent to form an end plate 2611 which is arranged parallel to the inner surface of the corresponding first vertical cement plate 21d, a gap 2612 is reserved between the end plate 2611 and the first vertical cement plate 21d, a sealing glue layer 2613 is formed by sealing and filling sealing glue in the gap 2612, the end plate 2611 is fixedly connected with a keel framework 23, an L-shaped member 263 is fixedly arranged on the keel 23, the L-shaped member 263 is fixedly connected with the fixing member 262, a sealing gasket 264 is clamped between the L-shaped member 262, on the one hand, the end plate 2611 is fixedly connected with the end plate 2613 on the other hand, and the further waterproof effect is achieved.
As shown in fig. 1 and 2, three vertical cement boards 21 are disposed between the left window 11c and the right window 11d, and include, from left to right, a first vertical cement board 21d, a second vertical cement board 21e, and a third vertical cement board 21f, where the second vertical cement boards 21e may be multiple pieces according to the spacing between the left and right windows, and are connected in a side-by-side abutting manner, and the joint between the two second vertical cement boards 21e is filled with sealant. When the vertical cement boards are arranged, the second vertical cement board 21e is arranged on the outer sides of the first vertical cement board 21d and the second vertical cement board 21f, and the end part of the second vertical cement board 21e is covered on the end part of the first vertical cement board 21d or the second vertical cement board 21f, and the connecting joint is filled with sealant in a sealing manner.
The hollow extrusion molding cement board curtain wall system has the beneficial effects that:
the curtain wall system of the invention ensures engineering quality, reduces cost, shortens construction period, obtains good economic benefit and social benefit, and obtains consistent and good comments of construction units and supervision units.
The ECP plate is selected, belongs to a high-performance low-consumption green environment-friendly material, has little resource consumption and little environmental pollution in the production, processing, transportation and construction processes, and belongs to a novel green wall material encouraging development of China.
The construction method is an assembled dry operation, is simple in construction, saves water and electricity, reduces labor, improves construction speed, reduces construction waste, reduces quality defects in the construction process, and is beneficial to improving construction quality.
The curtain wall system has the advantages of no leakage, no crack, good heat preservation and sound insulation performance of the outer wall.
The construction method of the hollow extrusion molding cement board curtain wall system of the invention is described below with reference to the accompanying drawings.
The invention provides a construction method of a hollow extrusion molding cement board curtain wall system, which comprises the following steps:
as shown in fig. 1 and 2, a hollow extrusion-molded cement board 21 is provided, and a plurality of cavities 211 penetrating both end surfaces are formed inside the cement board 21;
providing a connecting piece 22, and fixing the connecting piece 22 on the cement board 21;
constructing a keel frame 23 on the building outer wall 10;
a supporting plate 24 is arranged on the keel frame 23; and
the cement board 21 is placed on the supporting plate 24, and the connecting piece 22 is fixedly connected with the keel frame 23, so that the cement board 21 is hung on the outer side of the building outer wall 10, and the construction of the cement board curtain wall system 20 is completed.
As a preferred embodiment of the present invention, the connector 22 is a Z-shaped connector, and the fixing of the connector 22 to the cement board 21 includes:
drilling a side of the cement board 21 to form a connecting hole;
as shown in fig. 7, the first wing 221 of the Z-shaped connector 22 is attached to the side of the cement board 21 and the Z-shaped connector 22 and the cement board 21 are fastened by connecting bolts through the first wing 221 and the connecting holes and by fitting nuts.
As shown in fig. 4 and 7, the Z-type connector includes a first wing 221, a second wing 222, and a sloping plate 223 connecting the first wing 221 and the second wing 222, wherein the sloping plate 223 is connected between the first wing 221 and the second wing 222 in a manner of forming an angle with the first wing 221 and the second wing 22, and the first wing 221 and the second wing 222 are arranged in parallel. Due to the provision of the cavity 211 in the cement board 21, the operation of attaching the fixing connector 22 to the cement board 21 is very convenient, and it is also possible to provide firm support for the cement board 21, ensuring stable installation of the cement board 21. Further, when the connector 22 is connected to the keel frame 23, as shown in fig. 2, the keel frame 23 includes a transverse keel 231 and a longitudinal keel 232, the longitudinal keel 232 is fixed to the exterior wall 10 of the building by means of the anchor bolts 233 and the buried plates 234, and in construction, the anchor bolts are firstly formed and the holes are cleared, the buried plates 234 are fixed to the exterior wall 10 of the building by means of the anchor bolts 233, then the longitudinal keel 232 is fixed to the buried plates 234, and then the transverse keel 231 is transversely connected to the longitudinal keel 232, thereby completing the installation of the keel frame 23. The second wing plate 222 of the connecting member 22 is fixedly connected to the transverse keel 231, preferably, an adapter member 235 is disposed on the transverse keel 231, the adapter member 235 has a first adapter plate attached to and fixed on the transverse keel 231, and a second adapter plate connected to the first adapter plate, and the second adapter plate is attached to and fixedly connected to the second wing plate 222, and can be fixed by welding.
As another preferred embodiment of the present invention, as shown in fig. 4, the construction of a first waterproof structure 25 on a cement board between two windows adjacent to each other, includes:
as shown in fig. 5, a top flashing 251 is provided, the top flashing 251 is laid on the outer sill of the window 11a located at the upper portion, and the top flashing 251 is fixedly connected with the bottom of the window 11a located at the upper portion;
bending one end of the top waterproof board 251 far away from the window 11a positioned at the upper part downwards to form a folded edge 2511 attached to the outer surface of the cement board 21, wherein the folded edge 2511 partially covers the cement board 21 and is sealed and filled with sealant between the cement board 21 to form a sealant layer 2512; the installation structure of the roof flashing 251 is the same as that of the roof flashing 251 in the cement panel curtain wall system 20 of the present invention, and the description of the roof flashing 251 in the cement panel curtain wall system 20 of the present invention is specifically referred to and will not be repeated here.
Referring to fig. 8, a bottom waterproof board 252 is provided, the bottom waterproof board 252 is laid on the top of the wall of the window 11b located at the lower portion, and the bottom waterproof board 252 is fixedly connected with the top of the window 11b located at the lower portion;
one end of the bottom waterproof plate 252 far away from the window 11b positioned at the lower part is bent upwards and inwards to form an L-shaped connecting end 2522, the L-shaped connecting end 2522 comprises a vertical section 2523 and a horizontal section 2524 which are connected with each other, the vertical section 2523 is flush with the outer surface of the cement plate 21, and a gap 2525 is reserved between the horizontal section 2524 and the end part of the cement plate 21;
fixedly connecting the horizontal segment 2524 to the pallet 24 at the bottom of the cement board 21 via the corner pieces 253;
and filling sealant in the gap 2525 to seal to form a sealant layer 2526. The installation structure of the bottom waterproof board 252 is the same as that of the bottom waterproof board 252 in the cement panel curtain wall system 20 according to the present invention, and in particular, reference may be made to the description of the bottom waterproof board 252 in the cement panel curtain wall system 20 according to the present invention, and details thereof will not be repeated herein.
As still another preferred embodiment of the present invention, as shown in fig. 2 and 3, there is further provided a method for constructing a second waterproof structure 26 on a cement board between two windows adjacent to each other in the left and right, comprising:
providing a side waterproof plate 261, buckling the side waterproof plate 261 between one of two windows adjacent to each other left and right and the corresponding cement plate 21, and fixedly connecting the side waterproof plate 261 with the corresponding window;
bending one end of the side waterproof plate 261 away from the corresponding window to form an end plate 2611 arranged parallel to the inner surface of the corresponding cement plate 21, wherein a gap 2612 is reserved between the end plate 2611 and the corresponding cement plate 21;
a fixing piece 262 is fixedly connected with the corresponding end plate on the keel frame 23, and the end plate 2611 is fixedly connected through the fixing piece 262;
and filling sealant into the gap 2612 to seal to form a sealant layer 2613. The structure of the side waterproof plate 261 is the same as that of the side waterproof plate 261 in the cement panel curtain wall system 20 of the present invention, and the description of the side waterproof plate 261 in the cement panel curtain wall system 20 of the present invention is specifically referred to, and will not be repeated here.
As still another preferred embodiment of the present invention, as shown in fig. 1 and 4, three cement boards 21 are installed between two windows located adjacent to each other vertically, and each of the cement boards includes a first cement board 21a, a second cement board 21b, and a third cement board 21c in this order from top to bottom;
the second lateral cement plate 21b is provided outside the first lateral cement plate 21a and the third lateral cement plate 21c, and the bottom portion of the second lateral cement plate 21b covers the top of the third lateral cement plate 21c;
referring to fig. 7, a sealant is filled in the connection between the bottom of the second transverse cement board 21b and the top of the third transverse cement board 21c to form a sealant layer 216;
referring to fig. 6, a lateral baffle 213 is fixed to the bottom of the first lateral cement plate 21a, and the end of the lateral baffle 213 covers the top of a portion of the second lateral cement plate 21 b;
filling sealant at the joint of the transverse guide plate 213 and the first transverse cement plate 21a for sealing to form a sealant layer 212;
and filling sealant at the joint of the top ends of the transverse guide plate 213 and the second transverse cement plate 21b to form a sealant layer 212.
The transverse baffle 213 is fastened to the keel frame by means of an angle piece 214, a gasket 215 is arranged between the angle piece 214 and the transverse baffle 213, and a rubber gasket is arranged between the transverse baffle 213 and the bottom end of the first transverse cement plate 21 a.
Referring to fig. 7, the first transverse cement board 21a, the second transverse cement board 21b and the third transverse cement board 21c are all fixed on the keel frame 23 through the connecting piece 22 and the supporting plate 24, and the supporting plate 24 cannot be arranged at the bottom end of the second transverse cement board 21b due to the arrangement of the second transverse cement board 21b, so that the inner side surface of the second transverse cement board 21b, which is close to the bottom end, is grooved, the supporting edge of the supporting plate 24 is inserted in the groove, and a rubber pad is arranged in the groove, so that the supporting plate 24 supports the second transverse cement board 21b.
The present invention has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the invention based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the invention, which is defined by the appended claims.
Claims (6)
1. The construction method of the hollow extrusion molding cement board curtain wall system is characterized by comprising the following steps of:
providing a hollow extrusion molded cement board, wherein a plurality of cavities penetrating through two end surfaces are formed in the cement board;
providing a connecting piece, and fixing the connecting piece on the cement board;
constructing a keel frame on the outer wall of the building;
mounting a supporting plate on the keel frame; and
placing the cement board on the supporting plate, and fixedly connecting the connecting piece with the keel frame so as to hang the cement board on the outer side of the building outer wall, thereby completing the construction of a cement board curtain wall system;
still include the first waterproof construction of construction on the cement board that is located between two upper and lower adjacent windows, include:
providing a top waterproof board, paving the top waterproof board on an outer windowsill of a window positioned at the upper part, and fixedly connecting the top waterproof board with the bottom of the window positioned at the upper part;
bending one end, far away from a window at the upper part, of the top waterproof plate downwards to form a folded edge attached to the outer surface of the cement plate, wherein the folded edge partially covers the cement plate and is sealed and filled with sealant with the cement plate;
the keel framework is connected with a Z-shaped supporting piece, and the Z-shaped supporting piece is provided with a supporting plate which is adhered to and fixed on the bottom surface of the top waterproof plate;
providing a bottom waterproof plate, paving the bottom waterproof plate on the top of the lower window, and fixedly connecting the bottom waterproof plate with the top of the lower window;
bending one end, far away from a window positioned at the lower part, of the bottom waterproof plate upwards and inwards to form an L-shaped connecting end, wherein the L-shaped connecting end comprises a vertical section and a horizontal section which are connected with each other, the vertical section is flush with the outer surface of the cement plate, and a gap is reserved between the horizontal section and the end part of the cement plate;
fixedly connecting the horizontal section with a supporting plate positioned at the bottom of the cement board through a corner fitting;
filling sealant in the gap for sealing;
three cement plates which are transversely arranged are arranged between two windows which are positioned adjacently up and down, and the cement plates sequentially comprise a first transverse cement plate, a second transverse cement plate and a third transverse cement plate from top to bottom;
disposing the second lateral cement panel outside of the first lateral cement panel and the third lateral cement panel, with a bottom portion of the second lateral cement panel covering a top portion of the third lateral cement panel;
filling sealant at the joint of the bottom of the second transverse cement plate and the top of the third transverse cement plate for sealing;
a transverse guide plate is fixedly arranged at the bottom of the first transverse cement plate, and the end part of the transverse guide plate covers the top end of part of the second transverse cement plate;
the transverse guide plates are fixedly connected to the keel framework through angle pieces;
filling sealant at the joint of the transverse guide plate and the first transverse cement plate for sealing;
and filling sealant at the joint of the top ends of the transverse guide plate and the second transverse cement plate for sealing.
2. The method of constructing a hollow extrusion molded cement panel curtain wall system of claim 1, wherein the connector is a Z-type connector, the fixing of the connector to the cement panel comprising:
drilling a side surface of the cement board to form a connecting hole;
and the first wing plate of the Z-shaped connecting piece is attached to the side surface of the cement board, and the Z-shaped connecting piece and the cement board are fastened and connected through connecting bolts penetrating through the first wing plate and the connecting holes and being matched with nuts.
3. The method of constructing a hollow extrusion molded cement panel curtain wall system of claim 1, further comprising constructing a second waterproof structure on the cement panel between two windows located adjacent left and right, comprising:
providing a side waterproof plate, buckling the side waterproof plate between one of two windows adjacent to each other left and right and a corresponding cement plate, and fixedly connecting the side waterproof plate with the corresponding window;
bending one end of the side waterproof plate far away from the corresponding window to form an end plate which is arranged in parallel with the inner surface of the corresponding cement plate, and reserving a gap between the end plate and the corresponding cement plate;
a fixing piece is fixedly connected to the keel frame corresponding to the end plate, and the end plate is fixedly connected through the fixing piece;
and filling sealant in the gap for sealing.
4. A hollow extrusion molded cement panel curtain wall system, comprising:
the keel framework is arranged on the outer wall of the building;
a pallet mounted on the keel frame; and
the cement board is arranged on the outer side of the building outer wall and is spliced and connected with a plurality of hollow extrusion molding cement boards, a plurality of cavities penetrating through two end faces are formed in the cement boards, the bottoms of the cement boards are arranged on the corresponding supporting plates, connecting pieces are fixedly connected to the cement boards, and the cement boards are fixedly connected to the keel framework through the connecting pieces, so that a cement board curtain wall system is formed;
the cement plate comprises a cement plate, a first waterproof structure and a second waterproof structure, wherein the cement plate is arranged between two windows which are adjacent up and down;
the top waterproof board is paved on an outer windowsill of the window at the upper part and is fixedly connected with the bottom of the window at the upper part, one end, far away from the window at the upper part, of the top waterproof board is downwards bent to form a folded edge attached to the outer surface of the cement board, and the folded edge part is covered on the cement board and is in sealing connection with the cement board;
the keel framework is connected with a Z-shaped supporting piece, and the Z-shaped supporting piece is provided with a supporting plate which is adhered to and fixed on the bottom surface of the top waterproof plate;
the bottom waterproof plate is paved on the top of the lower window and is fixedly connected with the top of the lower window, one end, far away from the lower window, of the bottom waterproof plate is bent upwards for a section and then bent inwards to form an L-shaped connecting end, the L-shaped connecting end comprises a vertical section and a horizontal section which are mutually connected, the vertical section is flush with the outer surface of the cement plate, a gap is reserved between the horizontal section and the end part of the cement plate, the horizontal section is fixedly connected with a supporting plate positioned at the bottom of the cement plate through a corner fitting, and sealant is filled in the gap in a sealing manner;
three cement plates which are transversely arranged are arranged between two adjacent windows from top to bottom, and a first transverse cement plate, a second transverse cement plate and a third transverse cement plate are arranged in sequence from top to bottom;
the second transverse cement plate is arranged on the outer sides of the first transverse cement plate and the third transverse cement plate, and the bottom part of the second transverse cement plate covers the top of the third transverse cement plate;
the joint of the bottom of the second transverse cement plate and the top of the third transverse cement plate is filled with sealant for sealing;
a transverse guide plate is fixedly arranged at the bottom of the first transverse cement plate, and the end part of the transverse guide plate covers the top end of part of the second transverse cement plate;
the joint of the transverse guide plate and the first transverse cement plate is filled with sealant for sealing;
the joint of the top ends of the transverse guide plate and the second transverse cement plate is filled with sealant for sealing;
the transverse guide plates are fixedly connected to the keel frame through angle pieces.
5. The hollow extrusion molding cement board curtain wall system of claim 4, wherein the connecting piece is a Z-shaped connecting piece, and a connecting hole is formed on the cement board corresponding to the Z-shaped connecting piece;
the first wing plate on the Z-shaped connecting piece is attached to the side face of the cement board, and the Z-shaped connecting piece and the cement board are fastened and connected through connecting bolts penetrating through the first wing plate and the connecting holes and being matched with nuts.
6. The hollow extrusion molded cement panel curtain wall system of claim 4, further comprising a second waterproof structure on the cement panel between two windows adjacent left and right, the second waterproof structure comprising a pair of side waterproof panels;
the side waterproof board is buckled between one of the two windows adjacent to the left side and the right side and the corresponding cement board, the side waterproof board is fixedly connected with the corresponding window, one end, far away from the corresponding window, of the side waterproof board is bent to form an end plate which is parallel to the inner surface of the corresponding cement board, a gap is reserved between the end plate and the corresponding cement board, the end plate is fixedly connected with the keel frame through a fixing piece, and sealing glue is filled in the gap in a sealing mode.
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| CN201711346874.2A CN107965076B (en) | 2017-12-15 | 2017-12-15 | Hollow extrusion molding cement board curtain wall system and construction method thereof |
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| CN108457408B (en) * | 2018-05-14 | 2023-09-01 | 中建八局装饰工程有限公司 | Aluminum veneer curtain wall system and installation method thereof |
| CN116145868B (en) * | 2023-04-17 | 2023-07-25 | 北京城建建设工程有限公司 | Construction method of waterproof structure of slotted aluminum plate |
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| CN203905233U (en) * | 2014-06-21 | 2014-10-29 | 陕西建工集团总公司 | Open type dry hanging clay plate curtain wall installation construction structure |
| CN203925135U (en) * | 2014-06-19 | 2014-11-05 | 深圳市科源建设集团有限公司 | The windowsill waterproof construction of potter's clay curtain wall |
| CN107268841A (en) * | 2017-06-12 | 2017-10-20 | 北京承达创建装饰工程有限公司 | Partition wall system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203925135U (en) * | 2014-06-19 | 2014-11-05 | 深圳市科源建设集团有限公司 | The windowsill waterproof construction of potter's clay curtain wall |
| CN203905233U (en) * | 2014-06-21 | 2014-10-29 | 陕西建工集团总公司 | Open type dry hanging clay plate curtain wall installation construction structure |
| CN107268841A (en) * | 2017-06-12 | 2017-10-20 | 北京承达创建装饰工程有限公司 | Partition wall system |
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