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Method for reinforcing round-log bending member through bamboo wood

A bending member and log technology, which is applied in building construction, building maintenance, construction, etc., can solve the problems of difficult to repair ancient buildings, easy corrosion of steel plates, and high rigidity of steel plates, so as to achieve low cost. , the effect of low environmental pollution and low energy consumption

Pending Publication Date: 2018-04-03
NANJING FORESTRY UNIV
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Problems solved by technology

For example, Chinese patent "201010569117.3" proposes a method of pasting steel plates to strengthen wooden beams, which greatly improves the bearing capacity of the reinforced wooden beams. The curved surface of the wood is well bonded, and the steel plate is prone to rust and other problems, so it is difficult to achieve the core goal of restoring the old buildings.

Method used

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  • Method for reinforcing round-log bending member through bamboo wood
  • Method for reinforcing round-log bending member through bamboo wood
  • Method for reinforcing round-log bending member through bamboo wood

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Embodiment

[0045] Figure 11 A schematic diagram of the overall structure of a bamboo reinforced log bending member in the present invention is given. The structure consists of a log 1, composite bamboo fragments 2, longitudinal bamboo fiber strips 3, hoop bamboo fiber cloth 4, and encapsulated bamboo fiber Composed of fabric 5 and external protective material 6, the composite bamboo fragments 2 are dipped in glue to fill up defects such as cracks in the log 1 and then ground, and then the longitudinal bamboo fiber strip 2 is continuously and evenly wound around the bending area of ​​the log 1 in the longitudinal direction by using an adhesive, After curing, wrap 25cm of circumferential bamboo fiber cloth 4 at its two ends along the circular log 1 to anchor the vertical bamboo fiber strip 3, the winding angle is 30° with the axis vertical direction of the log 1, and the vertical bamboo fiber strip is After 3 and the circumferential bamboo fiber cloth 4 are bonded into a whole, a 0.2 mm t...

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Abstract

A method for reinforcing a round-log bending member through bamboo wood includes the following steps that, firstly, the surface of a round log (1) is cleaned, the defects on the surface of the round log (1) is subjected to gum dipping through compound bamboo fragments (2), longitudinal bamboo fiber strips (3) are wound in the length direction of the round log (1), circumferential-direction bamboofiber cloth (4) are wound in the circumferential direction of the round log (1), then packaging bamboo fiber fabrics (5) are wound in the circumferential direction, an external protection material (6)is brushed, the round log (1), the compound bamboo fragments (2), the longitudinal bamboo fiber strips (3), the circumferential-direction bamboo fiber cloth (4), the packaging bamboo fiber fabrics (5) and the external protection material (6) form a whole, and bending reinforcement of the round log (1) is achieved. The invention aims to provide the method for reinforcing the round-log bending member through bamboo wood, the advantages, such as good toughness and high tensile strength, of the bamboo wood are made full use of, the reinforcement of the round-log bending member is achieved, the core goal that ancient buildings are repaired as before is reached, meanwhile abundant bamboo resources in our country are made full use of, and the method is in line with the existing sustainable development concept in our country.

Description

technical field [0001] The invention relates to a method for maintaining and strengthening a structure, in particular to a method for reinforcing a log bending member with bamboo. Background technique [0002] Wooden structure is one of the most important architectural forms in ancient my country. Its development history is very long and has profound cultural value. From the initial promotion to the later popular stage, it runs through the entire development process of ancient architecture. The wood structure has the following advantages: (1) It has good insulation, heat preservation in winter and good heat insulation in summer; (2) Compared with steel or concrete, bamboo and wood structures consume less energy during production and use. (3) The building has high strength, light weight, short processing cycle, less labor input and good aesthetics; (4) Good seismic performance, which can offset part of the external force and consume part of the building during an earthquake. ...

Claims

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Application Information

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IPC IPC(8): E04G23/02
CPCE04G23/0225E04G2023/0248
Inventor 魏洋蒋俊峰程勋煜李国芬
Owner NANJING FORESTRY UNIV
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