Test bench template support device and installation method for wind power blade inspection

A wind power blade and formwork support technology, which is applied in the direction of measuring devices, mechanical parts testing, formwork/formwork/work frame, etc., can solve the problem of increasing the installation of formwork systems, difficulty in reinforcement, unachievable bolt reinforcement, and collision conflicts between component positions and other problems, to achieve a good molding effect, reduce the repair of the next process, and ensure the effect of crack resistance

Active Publication Date: 2021-11-23
HEBEI CONSTR GRP CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The ultra-large test bench is cast in one time. Since the structural size of the test bench is the largest in the world, the internal reinforcement of the structure is dense and there are many pre-embedded parts, and because the height of the formwork support system of the test bench is 9.1-9.5m, the concrete is poured in one time. The lower formwork system bears relatively large lateral pressure, and the installation position of the pre-buried manhole and 168 bolt sleeves in the test bench is located in the middle of the structure and occupies a large space, which greatly increases the difficulty of installation and reinforcement of the formwork system. It cannot be achieved by using the domestic common combined steel formwork with tension bolts for reinforcement
[0004] The structure of the test bench is densely reinforced and there are many internal embedded components. Taking the pedestal of the 1# test bench as an example, in addition to the dense steel skeleton in the space of 8.7m×7m×9.5m, multi-disciplinary cross-installation is required including: manhole pipe , 168 bolt sleeves, steel partitions, steel brackets, cooling water system pipes, etc. If the installation sequence is unreasonable, the subsequent components cannot be installed, and the installation accuracy is not up to standard, which will cause the collision of the component positions

Method used

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  • Test bench template support device and installation method for wind power blade inspection
  • Test bench template support device and installation method for wind power blade inspection
  • Test bench template support device and installation method for wind power blade inspection

Examples

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Embodiment

[0056] Example: The front panel is 6m in diameter, the middle opening diameter is 1.45m, the thickness is 250mm steel plate, and its own weight is about 52.1t. 8 horizontal jacks are installed to adjust the verticality of the panel. The most unfavorable working conditions should be considered in the calculation. The load is calculated by the lower half of the frame. In this embodiment, the deformation calculation results show that the maximum displacement is 0.59mm; the maximum stress of the truss assembly is 41.40Mpa; the maximum stress of the front panel is 43.54Mpa.

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Abstract

The invention provides a test bench formwork support device and an installation method for wind power blade detection, belonging to the field of wind power equipment, including a casing, which is used as a manhole steel pipe; the outer ring of the casing is provided with coaxial multi-turn pre-embedded pipes The embedded pipe is connected with the fixed plate through stirrups to form an integrated structure, and the fixed plate is fixedly connected with the casing; the outer ring of the fixed plate is provided with a frame for reinforcement, and the outer ring and the lower end of the frame are provided with There is a support assembly; the sleeve is disposed horizontally across the support assembly. The structure of the invention has strong bearing capacity, high stability, simple process and strong operability.

Description

technical field [0001] The invention belongs to the field of wind power equipment, and relates to a test bench for blade detection, in particular to a test bench template support device and an installation method for wind power blade detection. Background technique [0002] According to domestic market research, there are currently 9 large-scale wind power blade test benches in China, including 6 reinforced concrete test benches and 3 steel structure test benches, which are used to test long-length blades. For the construction of large-scale test benches, there are the following problems . [0003] The ultra-large test bench is cast in one time. Since the structural size of the test bench is the largest in the world, the internal reinforcement of the structure is dense and there are many pre-embedded parts, and because the height of the formwork support system of the test bench is 9.1-9.5m, the concrete is poured in one time. The lower formwork system bears relatively large...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E04G13/00E04G17/00E04G21/18G01M13/00
CPCE04G13/00E04G17/00E04G21/185G01M13/00
Inventor 杨冰甄志侯兴福董三霞周良康俊峰刘雪萍任运涛郭尧戈耀宗李云朋刘枊刘梦媛魏红伟王全凯王越问永存王飞马丽莎王通张月王新宇
Owner HEBEI CONSTR GRP CO LTD
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