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Prestressed carbon fibre cloth stretching bed seat

A carbon fiber cloth and tension pedestal technology, which is used in bridge maintenance, bridge erection/assembly, bridge reinforcement, etc., can solve the problems of material waste, the mechanical properties of carbon fiber cloth with high strength and tensile strength are not fully exerted, etc. Small stress loss and uniform force

Inactive Publication Date: 2009-04-15
江苏高速公路工程养护有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the reinforcement and reinforcement technology of ordinary carbon fiber cloth applied to concrete structures is very mature, but when ordinary carbon fiber cloth is applied to the reinforcement and reinforcement of concrete structures, carbon fiber cloth is passively stressed, and the mechanical properties of high-strength and tensile strength of carbon fiber cloth are not be fully utilized, resulting in a waste of material

Method used

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  • Prestressed carbon fibre cloth stretching bed seat

Examples

Experimental program
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Effect test

Embodiment Construction

[0012] As shown in Figure 1, the pedestal consists of a lifting cylinder 1, a bridge beam 2, an anchor 3, a tension member 4, a first roller 5, a second roller 6, a connecting member 7, a tensioning fixture 8, a tensioning Oil cylinder 9, crossbeam 10, force plate 11 are composed of, a set of lifting oil cylinder 1 is installed under the bridge beam 2, an anchor piece 3 with a first roller shaft 5 is installed above one end of the bridge beam 2, and the bridge beam The tension member 4 with the second roller shaft 6 is installed above the other end of 2 through a set of connecting parts 7, and at least two beams 10 are connected under the bridge beam 2 on the same side of the tension member 4, and the bottom of the two beams 10 is connected The force plate 11 and the base of a group of tensioning cylinders 9 are placed on the bottom end surface of the frame type tensioning fixture 8, and the tensioning fixture 8 is suspended and fixed on one end of the carbon fiber cloth 12.

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Abstract

The invention discloses a pre-stress carbon fiber cloth tension table, wherein a group of lifting cylinders (1) is mounted under a bridge beam (2), one end of the bridge beam (2) is mounted with an anchor element (3) above while the anchor element is mounted with a roller shaft (5), a tension element (4) with a roller shaft (6) via a group of connectors (7) is mounted above another end of the bridge beam (2), at least two beams (10) are connected under the bridge beam (2) at same side of the tension element (4), a bearing plate (11) is connected under the two beams (10), the base of a group of tension cylinders (9) is mounted on the bottom of a frame tension clamper (8), and the tension clamper (8) is suspended at one end of the carbon fiber cloth. The invention can uniformly force pre-stress on the carbon fiber of carbon fiber cloth, with less stress consumption of pre-stress carbon fiber cloth at the load process to make construction simple and safe.

Description

technical field [0001] The invention relates to building construction auxiliary tools such as bridges, and in particular to a prestressed carbon fiber cloth stretching platform. Background technique [0002] At present, the reinforcement and reinforcement technology of ordinary carbon fiber cloth applied to concrete structures is very mature, but when ordinary carbon fiber cloth is applied to the reinforcement and reinforcement of concrete structures, carbon fiber cloth is passively stressed, and the mechanical properties of high-strength and tensile strength of carbon fiber cloth are not It has been fully utilized, resulting in a waste of materials. Contents of the invention [0003] The purpose of the present invention is to provide a prestressed carbon fiber cloth stretching stand, which can apply a certain value of prestress to the carbon fiber cloth, exert the high-strength and tensile mechanical properties of the carbon fiber cloth, and paste the prestressed carbon f...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E01D22/00E04G21/12
Inventor 王元富
Owner 江苏高速公路工程养护有限公司
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