阅读说明：本技术 一种装配式多功能绿色建筑预制墙板 (Prefabricated wallboard of multi-functional green building of assembled ) 是由 王文霞 白程 于 2020-06-11 设计创作，主要内容包括：本发明公开了一种装配式多功能绿色建筑预制墙板,包括预制墙板本体,预制墙板本体由多个墙板单元通过拼接组件相互拼接装配组成,所述墙板单元包括第一外混凝土层、第二外混凝土层以及中间的芯体层,第一外混凝土层、第二外混凝土层和中间的芯体层之间通过多个嵌装连接机构连接固定；所述第一外混凝土层和第二外混凝土层采用相同结构的混凝土构造；所述芯体层包括中间的保温板层以及保温板层两侧表面粘接的隔音板层。本发明结构布置合理,连接稳定可靠,墙体整体的承压承重性能高,具有良好的保温、隔音、防潮以及防火性能,后续拼接装配操作方便,有利于提高施工速度,整体安装结构稳定可靠。(The invention discloses an assembled multifunctional green building prefabricated wallboard, which comprises a prefabricated wallboard body, wherein the prefabricated wallboard body is formed by mutually splicing and assembling a plurality of wallboard units through a splicing assembly, each wallboard unit comprises a first outer concrete layer, a second outer concrete layer and a middle core layer, and the first outer concrete layer, the second outer concrete layer and the middle core layer are fixedly connected through a plurality of embedded connecting mechanisms; the first outer concrete layer and the second outer concrete layer are made of concrete with the same structure; the core layer comprises a middle heat insulation plate layer and sound insulation plate layers adhered to the two side surfaces of the heat insulation plate layer. The wall body has the advantages of reasonable structural arrangement, stable and reliable connection, high integral bearing performance of the wall body, good heat preservation, sound insulation, moisture resistance and fire resistance, convenient subsequent splicing and assembling operation, contribution to improving the construction speed and stable and reliable integral installation structure.)

1. The utility model provides a prefabricated wallboard of multi-functional green building of assembled, includes prefabricated wallboard body, its characterized in that: the prefabricated wallboard body is formed by mutually splicing and assembling a plurality of wallboard units (100) through splicing components, each wallboard unit (100) comprises a first outer concrete layer (200), a second outer concrete layer (300) and a middle core layer (400), and the first outer concrete layer (200), the second outer concrete layer (300) and the middle core layer (400) are fixedly connected through a plurality of embedded connecting mechanisms;

the first outer concrete layer (200) and the second outer concrete layer (300) are of concrete structures with the same structure, each concrete structure comprises a concrete outer wall (1), a reinforcing steel bar net rack in the concrete outer wall (1) and a plurality of groups of rectangular reinforcing steel bar frame assemblies which are transversely distributed, and each reinforcing steel bar net rack is formed by binding, alternately binding and fixing a plurality of parallel transverse reinforcing steel bars (2) and a plurality of parallel longitudinal reinforcing steel bars (3); each group of rectangular steel bar frame assemblies comprise a plurality of rectangular steel bar frames (4) which are longitudinally distributed and four connecting steel bars (5) which longitudinally extend, the sides, far away from the outer sides, of the rectangular steel bar frames (4) are bound and fixed on a steel bar net rack, the connecting steel bars (5) are distributed at four corner ends in the rectangular steel bar frames (4), and the connecting steel bars (5) are bound and fixed with the corresponding rectangular steel bar frames (4) in the length direction;

first plastic pipes (6) are further distributed in the rectangular steel bar frame assembly, the first plastic pipes (6) are respectively bound and fixed with the corresponding rectangular steel bar frames (4) in the length direction, and first through holes penetrating through the concrete outer wall (1) are formed in the first plastic pipes (6); the outer side surface of the steel bar net rack is also provided with a plurality of second plastic pipes (7), the second plastic pipes (7) are respectively bound and fixed with the corresponding transverse steel bars (2) or longitudinal steel bars (3) in the length direction, and second through holes penetrating through the concrete outer wall (1) are formed in the second plastic pipes (7);

the core layer (400) comprises a heat insulation plate layer (13) in the middle and sound insulation plate layers (10) adhered to the surfaces of the two sides of the heat insulation plate layer (13);

the side edges of the periphery of the wallboard unit (100) are respectively provided with a plurality of embedded components, each embedded component comprises an embedded sleeve (15) penetrating through the wallboard unit (100), two ends of each embedded sleeve (15) are connected with an embedded base plate (14), and each embedded base plate (15) is embedded on the outer side wall of the concrete outer wall (1);

the splicing assembly comprises a long screw (17) penetrating through the embedded sleeve (15) and a plurality of splicing seat plates (16), two ends of the long screw (17) are fixedly connected with the end parts of the splicing seat plates (16) through nuts respectively, and the other ends of the splicing seat plates (16) are matched with the nuts to be fixedly connected with the long screws (17) penetrating through the inner parts of the adjacent wall plate units (100);

an embedded hook part (161) extends from the inner side of the end part of the splicing seat plate (16), and an embedded hook groove (162) matched with the embedded hook part (161) is further formed in the outer wall of the wall plate unit (100);

a splicing seam is formed between the adjacent wallboard units (100), a polyurethane heat-insulating strip (18) is arranged in the middle of the splicing seam, asbestos strip layers (20) are bonded on two sides of the polyurethane heat-insulating strip (18), splicing seam adhesive tapes (19) are bonded on the outer side edges of the asbestos strip layers (20), and the width of the polyurethane heat-insulating strip (18) is larger than the thickness of the core layer (400).

2. The prefabricated wall panel of assembled multi-functional green building of claim 1, characterized in that: the embedded connecting mechanism comprises two embedded base plates (8) and an embedded rod (9), two ends of the embedded rod (9) penetrate through the middle core layer (400) and respectively extend into the corresponding concrete outer walls (1), the end parts of the embedded rod (9) penetrate through the corresponding embedded base plates (8) and are in threaded fit with embedded nuts, and the embedded nuts press the embedded base plates (8) to the reinforcing steel bar net rack.

3. The prefabricated wall panel of assembled multi-functional green building of claim 1, characterized in that: the surface of the concrete outer wall (1) close to the core layer (400) is provided with a plurality of embedded strip grooves (12), and the outer surface of the sound insulation slab layer (10) is provided with a plurality of embedded convex strips (11) matched with the embedded strip grooves (12).

4. The prefabricated wall panel of assembled multi-functional green building of claim 3, characterized in that: the sound insulation board layer (10) adopts an open-cell polyurethane foam board, the inside of the open-cell polyurethane foam board is filled with glass fibers and hollow glass balls, and a fireproof kraft paper layer is further bonded between the sound insulation board layer (10) and the concrete outer wall (1).

5. The prefabricated wall panel of assembled multi-functional green building of claim 3, characterized in that: the heat preservation plate layer (13) comprises a middle extruded polystyrene plate body, two side faces of the extruded polystyrene plate body are respectively bonded with a glass fiber cloth net through mucilage, and the outer side face of the glass fiber cloth net is bonded with a wood fiber packing layer through the mucilage.

Technical Field

The invention relates to the technical field of prefabricated building products, in particular to an assembled multifunctional green prefabricated building wallboard.

Background

With the rapid development of the building industry in China and the improvement of the consciousness of environmental protection and energy conservation, the modernization of the building industry is rapidly developed, and the modernization of the building industry is a necessary way for improving the overall level of the building industry in China. The precast concrete is an important foundation for realizing building industrialization, is an important guarantee for realizing high building construction efficiency, high quality, low resource consumption and low environmental impact, and is also an inevitable choice for sustainable development.

Buildings assembled by prefabricated parts on the construction site are called as fabricated buildings, and are divided into five types, namely block buildings, plate buildings, box buildings, framework plate buildings, lifting plate and rising floor buildings and the like according to the forms and construction methods of prefabricated parts. The assembly type building, especially the assembly type house is a great trend of the modern building industry, the construction speed is high, the quality is guaranteed, and the aspects of noise control, dust treatment and the like of a construction site are greatly improved. The existing wall structure for the assembly type building has certain defects in design, is not beneficial to efficient assembly and splicing, has the function of only separating, does not have good heat preservation, fire prevention and sound insulation performance, and can not meet the requirements of green, energy-saving and environment-friendly buildings gradually.

Disclosure of Invention

The invention aims to provide an assembled multifunctional green building prefabricated wall panel to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the prefabricated wallboard comprises a prefabricated wallboard body, wherein the prefabricated wallboard body is formed by mutually splicing and assembling a plurality of wallboard units through a splicing assembly, each wallboard unit comprises a first outer concrete layer, a second outer concrete layer and a middle core layer, and the first outer concrete layer, the second outer concrete layer and the middle core layer are fixedly connected through a plurality of embedded connecting mechanisms;

the first outer concrete layer and the second outer concrete layer are of concrete structures with the same structure, each concrete structure comprises a concrete outer wall, a reinforcing steel bar net rack in the concrete outer wall and a plurality of groups of rectangular reinforcing steel bar frame assemblies which are transversely distributed, and each reinforcing steel bar net rack is formed by binding and fixing a plurality of parallel transverse reinforcing steel bars and a plurality of parallel longitudinal reinforcing steel bars in a staggered manner; each group of rectangular steel bar frame assemblies comprise a plurality of rectangular steel bar frames which are longitudinally distributed and four connecting steel bars which longitudinally extend, the sides of the rectangular steel bar frames far away from the outer sides are bound and fixed on the steel bar net rack, the connecting steel bars are distributed at four corner ends in the rectangular steel bar frames, and the connecting steel bars are respectively bound and fixed with the corresponding rectangular steel bar frames in the length direction;

the core layer comprises a middle heat insulation plate layer and sound insulation plate layers adhered to the two side surfaces of the heat insulation plate layer.

As a further scheme of the invention, first plastic pipes are distributed in the rectangular reinforcing steel bar frame assembly, the first plastic pipes are respectively bound and fixed with the corresponding rectangular reinforcing steel bar frames in the length direction, and first through holes penetrating through the concrete outer wall are formed in the first plastic pipes; the outside surface of the steel bar net rack is also provided with a plurality of second plastic pipes, the second plastic pipes are respectively bound and fixed with corresponding transverse steel bars or longitudinal steel bars in the length direction, and second through holes penetrating through the concrete outer wall are formed in the second plastic pipes.

As a further scheme of the invention, the embedded connecting mechanism comprises two embedded seat boards and an embedded rod, two ends of the embedded rod penetrate through the middle core layer and respectively extend into the corresponding concrete outer walls, the end parts of the embedded rod penetrate through the corresponding embedded seat boards and are in threaded fit with embedded nuts, and the embedded seat boards are pressed and attached to the reinforcing steel bar net rack by the embedded nuts.

As a further scheme of the invention, a plurality of embedded components are respectively arranged on the peripheral side edges of the wallboard unit, each embedded component comprises an embedded sleeve penetrating through the wallboard unit, two ends of each embedded sleeve are connected with embedded base plates, and the embedded base plates are embedded on the outer side wall of the concrete outer wall;

the splicing assembly comprises a long screw rod and a plurality of splicing seat plates, the long screw rod is arranged in the embedded sleeve in a penetrating mode, two ends of the long screw rod are fixedly connected with the end portions of the splicing seat plates through nuts respectively, and the other end of each splicing seat plate is fixedly connected with the long screw rod penetrating through the adjacent wall plate unit in a matching mode through the nuts;

the end part inner side of the splicing seat plate extends to be embedded with a hook part, and the outer wall of the wall plate unit is also provided with an embedded hook groove matched with the embedded hook part.

As a further scheme of the invention, splicing seams are formed between adjacent wallboard units, a polyurethane thermal insulation strip is arranged in the middle of each splicing seam, asbestos strip layers are bonded on two sides of each polyurethane thermal insulation strip, splicing seam adhesive tapes are bonded on the outer side edges of the asbestos strip layers, and the width of each polyurethane thermal insulation strip is larger than the thickness of the core layer.

In a further aspect of the present invention, a plurality of embedded stripe grooves are distributed on the surface of the concrete outer wall close to the core layer, and a plurality of embedded convex strips matched with the embedded stripe grooves are distributed on the outer surface of the sound insulation slab layer.

According to a further scheme of the invention, the sound insulation board layer is an open-cell polyurethane foam board, glass fibers and hollow glass balls are filled in the open-cell polyurethane foam board, and a fireproof kraft paper layer is bonded between the sound insulation board layer and the concrete outer wall.

As a further scheme of the invention, the heat preservation plate layer comprises an extruded polystyrene plate body in the middle, two side surfaces of the extruded polystyrene plate body are respectively bonded with a glass fiber cloth net through mucilage, and the outer side surface of the glass fiber cloth net is bonded with a wood fiber packing layer through the mucilage.

Compared with the prior art, the invention has the beneficial effects that: the distribution design of the steel bars in the first outer concrete layer and the second outer concrete layer is reasonable, and the connection between the steel bar net rack and the rectangular steel bar frame assembly is stable and reliable, so that the integral bearing performance is improved; the core layer consists of a heat preservation plate layer and a sound insulation plate layer, and can achieve good heat preservation and sound insulation effects; the arrangement of the first through holes and the second through holes not only can greatly reduce the overall weight of the first outer concrete layer and the second outer concrete layer, but also can further improve the self heat preservation and sound insulation performance of the prefabricated wallboard body; the wall body has the advantages of reasonable structural arrangement, stable and reliable connection, high integral bearing performance of the wall body, good heat preservation, sound insulation, moisture resistance and fire resistance, convenient subsequent splicing and assembling operation, contribution to improving the construction speed and stable and reliable integral installation structure.

Drawings

FIG. 1 is a schematic structural diagram of assembled multifunctional green building prefabricated wall panels after splicing;

FIG. 2 is a schematic cross-sectional view of a wall panel unit in an assembled multifunctional green building prefabricated wall panel;

FIG. 3 is a schematic cross-sectional structure diagram of a splicing part of wall panel units in an assembled multifunctional green building prefabricated wall panel;

fig. 4 is an enlarged schematic structural diagram of a position K in the prefabricated wall panel of the assembled multifunctional green building.

In the figure: 100-wallboard units, 200-first outer concrete layer, 300-second outer concrete layer, 400-core layer, 1-concrete outer wall, 2-transverse steel bars, 3-longitudinal steel bars, 4-rectangular steel bar frame, 5-connecting steel bars, 6-first plastic pipe, 7-second plastic pipe, 8-embedded base plate, 9-embedded rods, 10-sound insulation plate layer, 11-embedded convex bars, 12-embedded strip grooves, 13-heat insulation plate layer, 14-embedded base plate, 15-embedded sleeve, 16-spliced base plate, 17-long screw rod, 18-polyurethane heat insulation strip and 19-spliced joint adhesive tape.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the prefabricated wallboard comprises a prefabricated wallboard body, wherein the prefabricated wallboard body is formed by mutually splicing and assembling a plurality of wallboard units 100 through splicing components, each wallboard unit 100 comprises a first outer concrete layer 200, a second outer concrete layer 300 and a middle core layer 400, and the first outer concrete layer 200, the second outer concrete layer 300 and the middle core layer 400 are fixedly connected through a plurality of embedded connecting mechanisms;

the first outer concrete layer 200 and the second outer concrete layer 300 are of concrete structures with the same structure, each concrete structure comprises a concrete outer wall 1, a reinforcing steel bar net rack in the concrete outer wall 1 and a plurality of groups of rectangular reinforcing steel bar frame assemblies which are transversely distributed, and each reinforcing steel bar net rack is formed by binding, alternately binding and fixing a plurality of parallel transverse reinforcing steel bars 2 and a plurality of parallel longitudinal reinforcing steel bars 3; each group of rectangular steel bar frame assemblies comprises a plurality of rectangular steel bar frames 4 which are longitudinally distributed and four connecting steel bars 5 which longitudinally extend, the side edges, far away from the outer side, of the rectangular steel bar frames 4 are bound and fixed on a steel bar net rack, the connecting steel bars 5 are distributed at four corner ends in the rectangular steel bar frames 4, and the connecting steel bars 5 are bound and fixed with the corresponding rectangular steel bar frames 4 respectively in the length direction;

the core layer 400 includes a middle insulation board layer 13 and a sound insulation board layer 10 bonded to the surfaces of both sides of the insulation board layer 13.

In the embodiment, the steel bars in the first outer concrete layer 200 and the second outer concrete layer 300 are reasonably distributed, and the connection between the steel bar net rack and the rectangular steel bar frame assembly is stable and reliable, so that the integral bearing and bearing performance is improved; the core layer 400 is composed of the heat-insulating sheet layer 13 and the sound-insulating sheet layer 10, and can achieve a good heat-insulating and sound-insulating effect.

First plastic pipes 6 are further distributed in the rectangular steel bar frame assembly, the first plastic pipes 6 are respectively bound and fixed with the corresponding rectangular steel bar frames 4 in the length direction, and first through holes penetrating through the concrete outer wall 1 are formed in the first plastic pipes 6; the outside surface of the steel bar net rack is also provided with a plurality of second plastic pipes 7, the second plastic pipes 7 are respectively bound and fixed with the corresponding transverse steel bars 2 or the corresponding longitudinal steel bars 3 in the length direction, and second through holes penetrating through the concrete outer wall 1 are formed in the second plastic pipes 7. The arrangement of first through-hole and second through-hole not only can alleviate the whole weight of the outer concrete layer 300 of first outer concrete layer 200 and second greatly, can also further promote the heat preservation and the sound insulation performance of prefabricated wallboard body self.

Preferably, the embedded connecting mechanism comprises two embedded seat plates 8 and an embedded rod 9, two ends of the embedded rod 9 penetrate through the middle core layer 400 and respectively extend into the corresponding concrete outer walls 1, the end parts of the embedded rod 9 penetrate through the corresponding embedded seat plates 8 and are in threaded fit with embedded nuts, and the embedded nuts press the embedded seat plates 8 to the reinforcing steel bar net rack. The first outer concrete layer 200, the second outer concrete layer 300 and the middle core layer 400 can be stably and firmly connected through the matching connection of the embedded connecting mechanisms, the embedded connecting mechanisms are connected in series before concrete pouring, and after the concrete pouring is finished, an integrated prefabricated wallboard body can be formed, so that the subsequent splicing assembly is facilitated, and the construction speed is obviously improved.

The wall panel unit 100 is characterized in that a plurality of embedded components are respectively arranged on the peripheral side edges of the wall panel unit 100, each embedded component comprises an embedded sleeve 15 penetrating through the wall panel unit 100, two ends of each embedded sleeve 15 are connected with embedded seat plates 14, and the embedded seat plates 15 are embedded on the outer side wall of the concrete outer wall 1;

the splicing assembly comprises a long screw 17 penetrating through the embedded sleeve 15 and a plurality of splicing seat plates 16, two ends of the long screw 17 are fixedly connected with the end parts of the splicing seat plates 16 through nuts respectively, and the other ends of the splicing seat plates 16 are fixedly connected with the long screw 17 penetrating through the adjacent wall plate units 100 in a matched manner;

the inner side of the end of the splice seat plate 16 further extends to form an embedded hook portion 161, and the outer wall of the wall panel unit 100 is further provided with an embedded hook groove 162 engaged with the embedded hook portion 161. After the assembly is completed, the embedded hook 161 is embedded in the embedded hook groove 162, so that the splicing structure between the adjacent wall panel units 100 is firmer.

The adjacent wall panel units 100 can be spliced and assembled together through the splicing assembly, and the butt joint operation is convenient; when the wall panel unit 100 needs to be connected to other wall sidewalls, slots may be formed in the corresponding wall sidewalls, the free ends of the splice seat plates 16 are inserted into the corresponding slots, and the fixed ends of the splice seat plates 16 are fixed to the ends of the long screws 17, so that stable installation can be achieved.

A splicing seam is formed between the adjacent wallboard units 100, a polyurethane heat-insulating strip 18 is arranged in the middle of the splicing seam, asbestos strip layers 20 are bonded on two sides of the polyurethane heat-insulating strip 18, splicing seam adhesive tapes 19 are bonded on the outer side edges of the asbestos strip layers 20, and the width of the polyurethane heat-insulating strip 18 is larger than the thickness of the core layer 400. Due to the structural arrangement, the splicing seams between the adjacent wallboard units 100 can also have good heat-insulating, sound-insulating and fireproof effects.

The concrete outer wall 1 is provided with a plurality of embedded strip grooves 12 on the surface close to the core layer 400, and the outer surface of the sound insulation slab layer 10 is provided with a plurality of embedded convex strips 11 matched with the embedded strip grooves 12. So that the matching structure of the concrete outer wall 1 and the sound insulation slab layer 10 is more stable.

Preferably, the sound insulation board layer 10 adopts an open-cell polyurethane foam board, the inside of the open-cell polyurethane foam board is filled with glass fibers and hollow glass balls, and a fireproof kraft paper layer is further bonded between the sound insulation board layer 10 and the concrete outer wall 1. By the structural arrangement, the sound insulation performance of the sound insulation plate layer 10 can be greatly improved, and meanwhile, the sound insulation plate has good fireproof performance.

Preferably, the insulation board layer 13 includes a middle extruded polystyrene board body, two side faces of the extruded polystyrene board body are respectively bonded with a glass fiber cloth net through mucilage, and the outer side face of the glass fiber cloth net is bonded with a wood fiber packing layer through mucilage. The structure arrangement enhances the heat preservation and moisture resistance of the wall structure.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.