Rust removal anticorrosion platform and method for flat bottom storage tank inner wall

A storage tank and platform technology, which is applied to the field of rust and anti-corrosion platforms for the inner wall of flat-bottomed storage tanks, achieves the effects of simple and efficient rust and anti-corrosion construction, simple and safe installation and disassembly, and convenient and quick adjustment.

Pending Publication Date: 2019-08-16
CHINA CHEM ENG SECOND CONSTR
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The invention provides a platform for rust removal and anticorrosion on the inner wall of a flat-bottomed storage tank, aiming at solving the technical problem of how to perform rust removal and anticorrosion construction on the inner wall of a non-standard storage tank simply and quickly

Method used

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  • Rust removal anticorrosion platform and method for flat bottom storage tank inner wall
  • Rust removal anticorrosion platform and method for flat bottom storage tank inner wall
  • Rust removal anticorrosion platform and method for flat bottom storage tank inner wall

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Embodiment 1

[0049] The non-standard equipment fire water tank involved in this embodiment has an inner diameter of 20m, a height of 22m, and an effective volume of V=5662m. The specific construction process is as follows:

[0050] S1. Steel pipe 1 and casing 3 of the machining center. The central steel pipe 1 uses a φ219*6.3mm steel pipe, and a φ27 pair of limit holes 8 are opened every 1800mm on the central steel pipe 1 (the limit pin shaft 5 uses a φ25mm round steel), and the bearing 2 is inserted from one end and φ273 is welded outside the bearing 2. *12.5 Sleeve 3 is used to weld the external platform, and the supporting plate 15 (20mm thick) is welded under the sleeve 3.

[0051] S2. Fixing the central steel pipe 1 and the casing 3. Weld a circular guard plate (20mm thick) in the center of the bottom plate and top plate of the storage tank respectively, weld the processed central steel pipe 1 at the center position, and use theodolite to detect the verticality of the central steel ...

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Abstract

The invention relates to a rust removal anticorrosion platform and method for the flat bottom storage tank inner wall. The rust removal anticorrosion platform comprises a center steel pipe, a bearing,a sleeve, operation platforms, limiting pin shafts and a lifting device; the two ends of the center steel pipe are fixed to the centers of the bottom and the top of a storage tank correspondingly andpenetrate through the center of the bearing; the sleeve is welded and fixed to an outer layer of the bearing, channel steel is arranged on the operation platforms, and one end of the channel steel iswelded and fixed to the sleeve; the multiple operation platforms are horizontally and symmetrically arranged by adopting the sleeve as the center, and the edges of the multiple operation platforms approximate to working faces; limiting holes are formed in the center steel pipe at equal intervals, and the limiting pin shafts can be inserted into the limiting holes; and one end of the lifting device is fixedly connected with the operation platforms, and the other end of the lifting device is connected with the center steel pipe on the upper parts of the operation platforms. The working faces can be conveniently and rapidly adjusted, meanwhile operation construction of the multiple working faces is conducted, the working efficiency is improved, needed parts and materials are few, mounting and dismounting are easier, more convenient and safer compared with a traditional scaffold, and rust removal anticorrosion construction can be easily, conveniently and efficiently conducted on the non-standard storage tank inner wall.

Description

technical field [0001] The invention belongs to the field of rust removal and anticorrosion construction, in particular to a rust removal and anticorrosion platform for the inner wall of a flat-bottomed storage tank. Background technique [0002] Rust removal and anti-corrosion construction on the inner wall of traditional non-standard storage tanks, the usual method is to first set up a fastener-type steel pipe scaffolding inside the storage tank, and then after the scaffolding is completed, the workers will carry out rust removal and anti-corrosion operations, and finally after the work is completed Then remove the scaffolding. [0003] Although this method is simple to assemble and disassemble, the construction process is cumbersome, consumes more labor and materials, and takes a long time, resulting in increased construction costs and high risk factors. Contents of the invention [0004] The invention provides a platform for removing rust and anticorrosion on the inne...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E04G3/30E04G3/32
CPCE04G3/305E04G3/32E04G2003/283E04G2003/286
Inventor 李立红朱金侠张荣泰金凯李栓平
Owner CHINA CHEM ENG SECOND CONSTR
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