Welding method for flute pipe of pulverized coal lock hopper
The invention provides a welding method for a whistle pipe of a pulverized coal lock hopper, which comprises the following steps of: opening a manhole of the pulverized coal lock hopper, and confirming whether residual pulverized coal exists in a cavity of the pulverized coal lock hopper or not; aft...
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| creator | SONG TIANJUN JING HUI HEI MINGHUI ZHANG HAIDONG SU XIAOMING JIA JIANHUI LI RONG TIAN WENPING BAI BINGTAO ZHANG HAILONG LUO YONGHENG CAO HUAFENG LI LONG JING SHOUTANG BIAN SHAOHUA |
| description | The invention provides a welding method for a whistle pipe of a pulverized coal lock hopper, which comprises the following steps of: opening a manhole of the pulverized coal lock hopper, and confirming whether residual pulverized coal exists in a cavity of the pulverized coal lock hopper or not; after it is confirmed that no residual pulverized coal exists, a whistle pipe of the pulverized coal lock hopper is cleaned, and the whistle pipe is cut; the guide pipe is cut, and the flute pipe and the guide pipe are beveled; making a flute pipe holding clamp; the boss and the flute pipe are welded, and the integrated double-filter-disc flute pipe is manufactured; and the integrated double-filter-disc flute pipe is welded with the guide pipe, and the integrated double-filter-disc flute pipe is welded with the pulverized coal lock hopper through the flute pipe holding clamp. Through the technical scheme provided by the invention, the problems that a flute pipe welding seam of the pulverized coal lock hopper is easy t |
| format | Patent |
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Through the technical scheme provided by the invention, the problems that a flute pipe welding seam of the pulverized coal lock hopper is easy t</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM |
| title | Welding method for flute pipe of pulverized coal lock hopper |
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