CN210117794U

CN210117794U - Bamboo wood assembled building

Info

Publication number: CN210117794U
Application number: CN201920187183.0U
Authority: CN
Inventors: 杜瑛卓; 刘军华
Original assignee: BEIJING KHANWIND TECH Ltd
Current assignee: BEIJING KHANWIND TECH Ltd
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-02-28
Anticipated expiration: 2029-01-18

Abstract

The utility model discloses a bamboo wood fabricated building comprises bamboo matter beam column, the structure with wooden heated board (SIPS board), uses U type metal connector, bolted connection between the bamboo matter beam column, bamboo matter beam column as bamboo wood fabricated building's main atress structure, and the SIPS board bears horizontal shear load as fabricated building's envelope and insulation material. The bamboo beam column and the U-shaped metal connecting piece are of standardized sizes, can form a basic frame structure with the length, width and height of 3m, and can splice a plurality of basic frame structures according to use requirements.

Description

Bamboo wood assembled building

Technical Field

The utility model relates to an assembly type structure specifically is the assembly type structure who uses bamboo matter beam column and SIPs board and U type metal connecting piece to design for major structure.

Background

Compared with the traditional building, the fabricated building has stronger energy-saving property and environmental protection property. Especially has obvious effects on the aspects of water energy consumption, building sewage, building garbage and the like. The development of the assembly type building is greatly promoted in China, the development of the assembly type building and the building industrialization is highly valued by all levels of governments, relevant policies are continuously issued, relevant standards are continuously perfected, and the method has important significance for promoting and standardizing the development of the building industrialization in China and promoting the transformation of a traditional building mode to a modern industrialized building mode.

At present, the production modes of the assembly type building are mainly divided into three types:

precast concrete prefabricated building (PC building) -a building built by combining a concrete structure which is formed by assembling, connecting and partially casting a concrete precast element as a main element. Building a house like building blocks is a development target of PC buildings;

the steel structure building, the steel structure is used as a main body structure, and an industrialized floor slab and an internal and external wall system are combined to form a complete building system. The method has the advantages of wide application range, light dead weight, energy conservation and green;

wood structure fabricated building-due to the limitations of our country's resources and environmental conditions, our country's fabricated wood building is slow to develop.

The traditional prefabricated concrete and steel structure prefabricated building mode easily causes high pollution and high energy consumption, and the bamboo and wood structure building has the characteristics of environmental protection, comfort, durability, heat preservation, energy conservation, structural safety and the like, has excellent earthquake resistance and sound insulation performance, and has incomparable superiority of a reinforced concrete structure and a steel structure. The bamboo structure is an engineering structure system taking bamboo as a main stress component, so that energy consumption can be reduced, and carbon dioxide emission can be reduced. The bamboo wood is renewable resources, light, firm and convenient to process, so that the production, manufacture and use of the bamboo wood structure and the final dismantling process have little influence on the environment, and the development requirements of low-carbon economy and circular economy are met.

Compared with wood, the bamboo wood has the characteristics of high growth speed and high mechanical property, the bamboo wood can be formed in 3-6 years generally, the wood can be formed in more than ten years, the bamboo forest in China is large in area, the bamboo resources are rich, and the bamboo wood is very suitable for being used as a building material. In recent years, due to the appearance of bamboo composite materials, the defects of cracking and uneven performance of bamboo materials are overcome by the technologies of bamboo layer grade materials, recombined bamboo and the like, the fireproof performance is better than that of wood and can reach B1 grade, so that the application range of the bamboo materials is wider, and the bamboo materials are better materials for replacing the wood as building frame structures.

Disclosure of Invention

The utility model aims at providing a bamboo wood fabricated building, this fabricated building comprises bamboo matter beam column, the wooden heated board of structure (SIPs board). The bamboo beam column is used as a frame structure of the bamboo-wood fabricated building and is a main bearing structure of the building; the structure uses wooden heated board (SIPs board) as the building envelope of roof and wall of the fabricated building, has the function of heat insulation, fire prevention, the outside of SIPs board uses the waterproof coiled material, roof tile, waterproof hanging board, etc., makes the building reach the waterproof effect.

The bamboo beam column is processed by bamboo-layer lumber or recombined bamboo, and holes and grooves are preprocessed at the end of the bamboo beam column so as to be convenient for installing bolts and U-shaped metal connecting pieces and connecting the bamboo beam column. And a guide hole and a positioning hole are processed on the U-shaped metal connecting piece, the guide hole is used for quickly positioning and installing the bamboo beam, and the positioning hole is used for fixing and connecting the bamboo beam column.

The structure uses wooden heated board (SIPs board) as the insulation material of roof and wall body, as the shear wall structure of stable assembly type building simultaneously, and it uses the Europe pine board as the panel, and fire-resistant grade B1's materials such as polyurethane PU foam or rock wool as middle insulation material, form similar I-beam structure, have reached the characteristics that dead weight is light, intensity is high, possess excellent antidetonation and anti-wind characteristic.

The panel of the wood heat preservation board (SIPS board) for the structure stretches out of the middle heat preservation layer by 4-6 cm to form a groove, and a square batten is placed in the groove to connect between adjacent SIPS boards or between the SIPS boards and the bamboo beam column.

For the purposes of rapid and efficient production and installation, the lengths of the bamboo beams and the bamboo columns are standardized, the lengths, the widths and the heights of the basic frame structures formed by the bamboo beams and the bamboo columns are 3m, and a plurality of the basic frame structures form a complete assembly type building frame.

Drawings

All of the above features will be better understood from the following description taken in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic diagram of the basic frame structure of the bamboo fabricated building of the present invention, 11 is a bamboo column, and 12 is a bamboo beam.

Fig. 2 is the utility model discloses the plane schematic diagram of bamboo prefabricated building, 3 are wooden heated board (SIPs board) for the structure.

Fig. 3 is the connection schematic diagram of the bamboo beam 12 and the bamboo column 11 of the bamboo fabricated building of the utility model, and 2 is a U-shaped metal connecting piece.

Fig. 4 is a schematic view of the bamboo column 11 of the bamboo fabricated building of the present invention, and 13 is a hole preprocessed by the end of the bamboo column.

Fig. 5 is the bamboo beam 12 schematic diagram of the bamboo fabricated building of the utility model, 13 is the hole that bamboo beam end was preprocessed, 14 is the groove that bamboo beam end was preprocessed.

Fig. 6 is the utility model discloses the 2 sketch of U type metal connecting piece of bamboo assembly type structure, 21 are U type metal connecting piece's guiding hole, and 22 are U type metal connecting piece's locating hole.

Fig. 7 is the utility model discloses wooden heated board (SIPs board) 3 sketch for the structure of bamboo fabricated building, 31 are the europa board, and 32 are fire-retardant rating B1 level's polyurethane PU foam or rock wool.

Fig. 8 is the utility model discloses the connection schematic diagram between the structure of bamboo assembly type structure is with wooden heated board (SIPs board) 3, 4 are square stuff, and 5 are the screw.

Fig. 9 is a schematic view of the connection between the structural wood insulation board (SIPs board) 3 and the bamboo column 11 of the bamboo fabricated building of the present invention.

Fig. 10 is a schematic diagram of the splicing of two basic frame structures of the bamboo fabricated building of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments. A bamboo-wood fabricated building is composed of a bamboo beam 12, bamboo columns 11 and a structural wood insulation board (SIPs board) 3, wherein the bamboo beam 12 and the bamboo columns 11 are connected through a U-shaped metal connecting piece 2 and a bolt to form a frame structure of the fabricated bamboo-wood fabricated building, and the frame structure is a main stress structure of the fabricated building.

The structure is with wooden heated board (SIPS board) 3 as the envelope and the insulation material of roof and wall body, uses the Europe pine board 31 as the panel, and the fire rating B1's such as polyurethane PU foam or rock wool material 32 is as middle insulation material, and the Europe pine board 31 stretches out insulation material 32 length and is 4~6cm, forms the recess to be convenient for the connection between SIPS board 3, and the connection between SIPS board 3 and bamboo matter roof beam 12, the bamboo matter post 11. The Europe pine plate 31 bears horizontal shearing load in the whole bamboo fabricated building, and when the structure uses the wooden heat preservation plate (SIPs plate) 3 as the wall body, the Europe pine plate can be regarded as the shearing wall of the fabricated building.

The bamboo beam 12 and the bamboo column 11 are made of bamboo-layer materials or recombined bamboos, the end of the bamboo column 11 is provided with a prefabricated hole 13, the end of the bamboo beam 12 is provided with a prefabricated hole 13 and a groove 14, and the U-shaped metal connecting piece 2 is provided with a guide hole 21 and a positioning hole 22.

The installation process of the bamboo beam 12 and the bamboo column 11 of the bamboo-wood fabricated building is as follows:

(1) the back hole 22 of the U-shaped metal connecting piece 2 is aligned with the end hole 13 of the bamboo column 11, and then a bolt is used for penetrating the hole 22 and the hole 13 to connect the bamboo column 11 and the U-shaped metal connecting piece 2;

(2) a bolt is arranged in an upper hole 13 of the bamboo beam 12, then the groove 14 is aligned to two side plates of the U-shaped metal connecting piece 2 for installation, and the positions of the bamboo beam 12 and the bamboo column 11 can be accurately and quickly positioned through the guide hole 21;

(3) and (4) installing bolts at the positioning holes 22 of the U-shaped metal connecting piece 2 and locking.

The connection method between the wood insulation boards (SIPs boards) 3 for the structure is as follows: square battens 4 with corresponding sizes are placed in grooves of wood heat insulation boards (SIPs boards) 3 for adjacent structures, and then the square battens 5 are connected with the wood heat insulation boards (SIPs boards) 3 for structures through screws 5.

The connection method between the structural wood insulation board (SIPs board) 3 and the bamboo column 11 is as follows: the square battens 4 are fixed on the bamboo columns 11 by using screws 5, and then grooves of a wood insulation board for structure (SIPs board) 3 are installed corresponding to the square battens 5 and fixed by using the screws 5.

In fig. 1, the length, width and height of the basic frame structure composed of the bamboo beams 12, the bamboo columns 11 and the U-shaped connecting pieces 2 are all 3m, the bamboo beams 12, the bamboo columns 11 and the U-shaped metal connecting pieces 2 are all standardized, and fig. 10 is a schematic diagram of the splicing of the two basic frame structures. According to the size of the actual building area, a plurality of basic units can be spliced so as to flexibly meet the bamboo-wood fabricated buildings with different areas. After beam columns, walls and roofs of the bamboo-wood fabricated building are finished, waterproof construction of the outer side of the house is carried out by using materials such as waterproof coiled materials, roof tiles and waterproof hanging plates, and the building achieves a waterproof effect.

Claims

1. A bamboo-wood fabricated building is characterized in that the fabricated building is composed of bamboo beams and columns and structural wood insulation boards (SIPs boards); the bamboo beams and the columns are connected by U-shaped metal connecting pieces and bolts.

2. The bamboo-wood fabricated building of claim 1, wherein the bamboo beams and columns are processed by using bamboo-level materials or recombined bamboos, and holes and grooves are preprocessed at the ends of the bamboo beams and columns to facilitate installation of the bolts and the U-shaped metal connecting pieces.

3. The bamboo-wood fabricated building of claim 1, wherein the basic frame structures formed by the bamboo beams and the bamboo columns have length, width and height dimensions of 3m, and a plurality of the basic frame structures form a complete fabricated building frame.

4. The bamboo-wood fabricated building of claim 1, wherein the U-shaped metal connectors have guide holes for quick installation of the bamboo beams and columns and positioning holes for fixing and connecting the bamboo beams and columns.

5. The bamboo-wood fabricated building of claim 1, wherein the SIPs boards are used as insulation for roofs and walls using europa boards as panels and polyurethane PU foam or rock wool as an intermediate insulation, the intermediate insulation having a fire rating of B1.

6. The bamboo-wood fabricated building of claim 5, characterized in that the panel stretches out of the middle heat-insulating material by 4-6 cm to form a groove, and the grooves are connected by placing square battens in the grooves, wherein the grooves are adjacent to each other between the SIPS plates or between the SIPS plates and the bamboo beams and columns.