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Welding tool for packaging marine catalyst module

A catalyst module and welding tooling technology, which is applied in welding equipment, auxiliary welding equipment, welding/cutting auxiliary equipment, etc., can solve the problems of surface area reduction, carrier fragmentation, exhaust gas not meeting emission requirements, etc., to ensure catalytic efficiency, Easy to weld, tight effect

Pending Publication Date: 2022-02-01
合肥中海蓝航科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Among them, if the catalyst is not fixed, it is easy to break the carrier, resulting in the reduction of the surface area of ​​the catalyst in contact with the exhaust gas, thereby reducing the catalytic efficiency of the catalyst, and the exhaust gas cannot meet the emission requirements.

Method used

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  • Welding tool for packaging marine catalyst module
  • Welding tool for packaging marine catalyst module
  • Welding tool for packaging marine catalyst module

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Embodiment Construction

[0013] In order to facilitate those skilled in the art to understand the technical solution of the present invention, the technical solution of the present invention will be further described in conjunction with the accompanying drawings

[0014] In the ship engine exhaust system, the SCR reaction chamber is filled with a catalyst, and the reaction between the exhaust gas and urea (NH3) is accelerated under the catalysis of the catalyst. On the one hand, it improves the efficiency of exhaust gas treatment, and on the other hand, it also ensures the degree of exhaust gas treatment. The catalyst in the SCR reaction chamber is generally TiO 2 V for matrix carrier 2 o 5 and WoO 3 The mixture and the final catalyst generally have regular shapes and definite volumes, such as cylinders, cuboids, polygonal prisms and other shapes. Then with TiO 2 Catalysts used as carriers are prone to breakage and collapse during work, which reduces the surface area of ​​the catalyst in contact w...

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PUM

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Abstract

The invention discloses a welding tool for packaging a marine catalyst module, which comprises two oppositely arranged positioning mechanisms, wherein the catalyst module is positioned by the two positioning mechanisms; and each positioning mechanism comprises a fixed base and a positioning frame fixedly arranged on the fixed base, each positioning frame comprises two supporting inclined plates which are obliquely fixed on the fixed base, a supporting area with an included angle of 90 degrees is defined by the two supporting inclined plates, the catalyst module is placed in the supporting area, and the supporting areas of the two positioning mechanisms are oppositely arranged to realize positioning of the catalyst module. According to the welding tool for packaging the marine catalyst module, a shell of the catalyst module is fixed and welded, so that the integrity of a catalyst is ensured, arrangement and placement of the catalyst in a reaction chamber are facilitated, and meanwhile, a catalyst carrier is prevented from being broken and the like.

Description

technical field [0001] The invention belongs to the field of marine engine tail gas treatment, and more specifically relates to a welding tool for marine catalyst module packaging. Background technique [0002] Existing marine engine exhaust systems, the gas pollution emitted by them has caused serious environmental pollution problems, and the use of catalytic purification technology to reduce pollution and emissions is one of the key technologies for post-treatment of marine engine exhaust. Among them, if the catalyst is not fixed, it is easy to break the carrier, so that the surface area of ​​the catalyst in contact with the exhaust gas is reduced, thereby reducing the catalytic efficiency of the catalyst, and the exhaust gas cannot meet the emission requirements. Therefore, it is necessary to consider the modular design of the catalyst to facilitate the installation and maintenance of the catalyst. Contents of the invention [0003] The purpose of the present invention...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B23K37/04
CPCB23K37/0435
Inventor 李世龙王春勇刘屹朱庆蒋光耀
Owner 合肥中海蓝航科技有限公司
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