CN219992865U

CN219992865U - Prefabricated self-heat-insulating full-light concrete multi-ribbed sandwich laminated wallboard

Info

Publication number: CN219992865U
Application number: CN202321353211.4U
Authority: CN
Inventors: 龚文彦; 阳小华
Original assignee: Hunan Chengyou Green Building Technology Co ltd
Current assignee: Hunan Chengyou Green Building Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-11-10
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a self-heat-preservation multi-ribbed sandwich concrete lower layer laminated shear wall, which comprises a prefabricated disassembly-free self-heat-preservation full-light concrete multi-ribbed sandwich laminated external wall board and a post-cast inner layer shear wall; a plurality of hidden bolts are arranged on the upright posts protruding out of the prefabricated disassembly-free laminated external wallboard at certain intervals, wherein vertical grouting holes are reserved in the hidden bolts at the bottom; at least 3 slurry anchor holes are arranged in a lower upright post of the prefabricated disassembly-free superposed outer wallboard; during construction, the prefabricated non-dismantling composite external wall board is hoisted in place, grouting is carried out through slurry anchor holes reserved on two sides of the bottom of the prefabricated composite wall board, after the prefabricated composite board is completely fixed, reinforcing steel bars can be bound, the inner formwork is fixed through reserved hidden bolts, and finally concrete of the inner shear wall is poured. The self-heat-preservation sandwich concrete composite wall provided by the utility model has the advantages that the self weight of the wall board is light, the connecting structure of the prefabricated self-heat-preservation full-light concrete sandwich composite wall board is convenient and quick, the construction is convenient, and the manufacturing cost is low.

Description

Prefabricated self-heat-insulating full-light concrete multi-ribbed sandwich laminated wallboard

Technical Field

The utility model relates to the technical field of assembled buildings, in particular to a prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich composite wallboard.

Background

Along with the development of modern industrial technology, the assembled building gradually replaces the common building system in the prior art with the advantages of high building speed, little restriction by climatic conditions, labor saving and the like, and wallboards used in the assembled building are all embedded connection boards produced in a factory manner, and are connected through steel upright posts to form a building three-dimensional space. The concrete slab is arranged in the common wallboard, the concrete slab is of a solid structure, the mass is heavy, the manufacturing cost and the transportation cost are high, the heat insulation effect of the concrete slab is still to be improved, meanwhile, the wallboard is connected with the floor through steel upright posts, and the construction is inconvenient.

Disclosure of Invention

In view of this, the utility model provides a prefabricated self-heat-insulating full-light concrete multi-ribbed sandwich type laminated wallboard.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the prefabricated self-heat-insulating full-light concrete multi-ribbed sandwich composite wallboard comprises a prefabricated disassembly-free composite external wallboard and a post-cast inner layer shear wall; the prefabricated disassembly-free superposed external wallboard comprises a bottom plate, a longitudinal rib beam, an upright post, a transverse rib beam and a light filling block; a plurality of longitudinal rib beams are arranged on the bottom plate at certain intervals, and protruding upright posts are arranged on the longitudinal rib beams; transverse rib beams and light filling blocks are sequentially adhered between every two adjacent longitudinal rib beams at intervals; longitudinal steel bars are arranged in the upright posts, and a plurality of transverse steel bars are arranged between the upright posts in a suspended and penetrating manner;

a plurality of hidden columns are arranged on the outer end face of the upright post at certain intervals; an inner side die is arranged on the outer end face of the dark column;

at least three slurry anchor holes are arranged in the upright post at the lower end, the slurry anchor holes extend from the upright post to the longitudinal rib beams, and the slurry anchor holes are communicated with the side surfaces of the upright post and the bottom surfaces of the longitudinal rib beams; the prefabricated disassembly-free superposed external wall board is vertically arranged on the lower layer laminated shear wall, connecting steel bars on the lower layer laminated shear wall extend upwards into slurry anchor holes of the prefabricated disassembly-free superposed external wall board, and slurry is injected into the slurry anchor holes; and post-pouring concrete among the prefabricated disassembly-free laminated external wall panel, the inner side die and the lower laminated shear wall forms a post-pouring inner layer shear wall.

Preferably, the inner side die is provided with fixed steel bars; the two ends of the fixed steel bars are respectively and fixedly arranged on the transverse steel bars.

Preferably, a through vertical grouting hole is formed in the hidden column at the lower end; connecting steel bars on the lower layer laminated shear wall extend upwards into vertical grouting holes of the hidden columns, and grouting is performed in the vertical grouting holes.

Preferably, the bottom plate, the upright posts, the longitudinal rib beams, the transverse rib beams, the hidden columns and the inner side mold adopt lightweight aggregate structural concrete with volume weight smaller than 1200kg/m, thermal conductivity smaller than 0.5W/(m.k) and strength larger than 10 Mpa.

Preferably, the lightweight filling block adopts polystyrene foam plates with volume weight smaller than 10 kg/m.

Compared with the prior art, the utility model has the beneficial effects that:

the prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich laminated wallboard has high overall structural strength and shearing resistance, lighter dead weight, convenient transportation, low manufacturing cost and good heat preservation effect;

the prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich composite wallboard is provided with a slurry anchor hole and a vertical grouting hole, connecting steel bars of the lower layer laminated shear wall are inserted into the slurry anchor hole and the vertical grouting hole, grouting in the slurry anchor hole and the vertical grouting hole can finish connection of the prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich wallboard, and then post-cast concrete between the prefabricated disassembly-free composite external wallboard, the inner side mold and the lower layer laminated shear wall can form a post-cast inner layer shear wall, so that the connecting structure is convenient and stable and can be constructed quickly.

Drawings

FIG. 1 is a schematic perspective view of a prefabricated self-insulating full-light concrete sandwich laminated wallboard;

FIG. 2 is a front view of a prefabricated self-insulating full-light concrete multi-ribbed sandwich composite wallboard of the present utility model;

FIG. 3 is a top view of a prefabricated self-insulating full-light concrete multi-ribbed sandwich composite wallboard of the present utility model;

FIG. 4 is a cross-sectional view taken along A-A in FIG. 3;

FIG. 5 is a B-B cross-sectional view of FIG. 3;

FIG. 6 is a schematic overall perspective view of the present utility model;

FIG. 7 is an overall top view of the present utility model;

FIG. 8 is a cross-sectional view taken along the direction C-C in FIG. 7;

FIG. 9 is an overall right side view of the present utility model;

FIG. 10 is a D-D sectional view of FIG. 9;

fig. 11 is a schematic view of the overall exploded structure of the present utility model.

In the figure: 1. prefabricating a disassembly-free superposed outer wall plate; 11. longitudinal rib beams; 12. transverse rib beams; 13. a lightweight filler block; 14. a column; 15. transverse steel bars; 16. longitudinal steel bars; 17. a bottom plate; 18. slurry anchor holes; 2. a dark bolt; 21. vertical grouting holes; 3. an inner side mold; 4. fixing the reinforcing steel bars; 5. post-pouring an inner layer shear wall; 6. a shear wall is laminated on the lower layer; 7. and connecting the steel bars.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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

Examples:

as shown in fig. 1-11, the prefabricated self-heat-insulating full-light concrete multi-ribbed sandwich laminated wallboard comprises a prefabricated disassembly-free laminated external wallboard 1 and a post-cast inner layer shear wall 5.

The prefabricated disassembly-free laminated external wall panel 1 comprises a bottom plate 17, longitudinal rib beams 11, transverse rib beams 12 and light filling blocks 13. A plurality of longitudinal rib beams 11 are arranged on the bottom plate 17 at certain intervals, and upright posts 14 are arranged on the longitudinal rib beams 11; the transverse rib beams 12 and the light filling blocks 13 are sequentially attached between every two adjacent longitudinal rib beams 11 at intervals, so that the dead weight can be greatly reduced.

The vertical steel bars 16 are arranged in the upright posts 14, so that the strength and toughness of the upright posts 14 are greatly improved; a plurality of transverse steel bars 15 are suspended and penetrated between the upright posts 14 and are used for reinforcing the connection between post-cast concrete and the laminated wallboard. The longitudinal steel bars 16 and the transverse steel bars 15 can form a net structure in the post-cast inner shear wall 5, so that the overall structural strength and the shearing resistance of the prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich composite wallboard are improved.

The outer end face of the upright post 14 is provided with a plurality of hidden posts 2 at certain intervals. An inner side die 3 is arranged on the outer end face of the hidden post 2 through a fixed reinforcing steel bar 4. At least three slurry anchor holes 18 are arranged in the lower end upright post 14, the slurry anchor holes 18 extend from the upright post 14 to the longitudinal rib beams 11, and the slurry anchor holes 18 are communicated with the side surfaces of the upright post 14 and the bottom surfaces of the longitudinal rib beams 11. The prefabricated disassembly-free laminated external wall board 1 is vertically arranged on the lower laminated shear wall 6, the connecting steel bars 7 on the lower laminated shear wall 6 extend upwards into the slurry anchor holes 18 of the prefabricated disassembly-free laminated external wall board 1, and the slurry anchor holes 18 are filled with grouting.

A through vertical grouting hole 21 is arranged in the lower end hidden column 2; connecting steel bars 7 on the lower layer laminated shear wall 6 extend upwards into vertical grouting holes 21 of the hidden columns 2; grouting is carried out in the vertical grouting holes 21.

When in construction, the method comprises the following steps: the prefabricated non-dismantling composite external wall board 1 is hoisted in place, grouting is carried out through slurry anchor holes 18 reserved on two sides of the bottom of the prefabricated non-dismantling composite external wall board 1, grouting is carried out through vertical grouting holes 21 reserved on a hidden column 2 at the bottom, after the prefabricated non-dismantling composite external wall board 1 is completely fixed, fixing reinforcing steel bars 4 can be bound, two ends of the fixing reinforcing steel bars 4 are respectively bound and fixed on transverse reinforcing steel bars 15, inner side dies 3 are fixed through reserved hidden bolts 2, and finally post-cast concrete is formed among the prefabricated non-dismantling composite external wall board 1, the inner side dies 3 and the lower layer laminated shear walls 6 to form post-cast inner layer shear walls 5.

The bottom plate 17, the upright posts 14, the longitudinal rib beams 11, the transverse rib beams 12, the hidden columns 2 and the inner side mold 3 adopt lightweight aggregate structural concrete with volume weight smaller than 1200kg/m, heat conductivity coefficient smaller than 0.5W/(m.k) and strength larger than 10Mpa, and the heat insulation effect is good, and meanwhile, the heat bridge effect of the rib beams is reduced.

The light filling block 13 adopts a low-density polystyrene foam board with the volume weight smaller than 10kg/m, has light weight and has the heat preservation effect.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich composite wallboard is characterized by comprising a prefabricated disassembly-free composite external wallboard (1) and a post-cast inner layer shear wall (5); the prefabricated disassembly-free laminated external wall panel (1) comprises a bottom plate (17), longitudinal rib beams (11), upright posts (14), transverse rib beams (12) and light filling blocks (13); a plurality of longitudinal rib beams (11) are arranged on the bottom plate (17) at certain intervals, and protruding upright posts (14) are arranged on the longitudinal rib beams (11); transverse rib beams (12) and light filling blocks (13) are sequentially adhered between every two adjacent longitudinal rib beams (11) alternately; longitudinal steel bars (16) are arranged in the upright posts (14), and a plurality of transverse steel bars (15) are arranged between the upright posts (14) in a suspended and penetrating manner;

a plurality of hidden posts (2) are arranged on the outer end surface of the upright post (14) at certain intervals; an inner side die (3) is arranged on the outer end face of the hidden post (2);

at least three slurry anchor holes (18) are formed in the upright post (14) at the lower end, the slurry anchor holes (18) extend from the upright post (14) to the longitudinal rib beams (11), and the slurry anchor holes (18) are communicated with the side surfaces of the upright post (14) and the bottom surfaces of the longitudinal rib beams (11); the prefabricated disassembly-free laminated external wall board (1) is vertically arranged on the lower laminated shear wall (6), connecting steel bars (7) on the lower laminated shear wall (6) extend upwards into slurry anchor holes (18) of the prefabricated disassembly-free laminated external wall board (1), and slurry is injected into the slurry anchor holes (18); and post-pouring concrete among the prefabricated disassembly-free laminated external wall board (1), the inner side die (3) and the lower laminated shear wall (6) forms a post-pouring inner layer shear wall (5).

2. The prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich laminated wallboard according to claim 1, wherein the inner side die (3) is provided with fixing steel bars (4); the two ends of the fixed steel bars (4) are respectively and fixedly arranged on the transverse steel bars (15).

3. The prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich composite wallboard according to claim 1, wherein the lower end of the hidden column (2) is provided with a through vertical grouting hole (21); connecting steel bars (7) on the lower layer laminated shear wall (6) extend upwards into vertical grouting holes (21) of the hidden columns (2), and grouting is performed in the vertical grouting holes (21).

4. The prefabricated self-heat-preservation full-light concrete multi-ribbed sandwich composite wallboard according to claim 1, wherein the bottom plate (17), the upright posts (14), the longitudinal rib beams (11), the transverse rib beams (12), the hidden columns (2) and the inner side mold (3) adopt light aggregate structural concrete with volume weight smaller than 1200kg/m, heat conductivity smaller than 0.5W/(m.k) and strength larger than 10 Mpa.

5. The prefabricated self-heat-insulating full-light concrete multi-ribbed sandwich composite wallboard according to claim 1, characterized in that the light filling blocks (13) are polystyrene foam plates with volume weight smaller than 10 kg/m.