PIPELINE ATTACHED SHEET FIXING DEVICE

WIPO Patent Application WO/2022/082942

A1

A pipeline attached sheet fixing device. The device comprises a first support frame, a second support frame, a pipeline, a mounting table, a first mounting column, a second mounting column, a mounting plate, a mounting frame, a pressing wheel, a material loading roller and a hot air gun, wherein one end of the pipeline is provided with a bell end; the pipeline is horizontally placed on the first support frame and the second support frame; two first holding wheels are mounted on the first support frame, and two second holding wheels are mounted on the second support frame; the two second holding wheels hold the bell end of the pipeline, and the two first holding wheels hold a non-bell end of the pipeline; the mounting table is mounted on the second support frame; the first mounting column and the second mounting column are mounted on the mounting table; and the first mounting column is connected to the mounting plate. According to the pipeline attached sheet fixing device, the pressing wheel cooperates with the hot air gun, such that a hot-meltable attached sheet can be effectively stuck to an inner wall of the bell end of the pipeline, thereby achieving firm fixation thereof and facilitating pipeline connection.

YU SHICHAO (CN)
ZHOU MAOZHEN (CN)
WANG GUANXIAO (CN)
YU HUAZHANG (CN)

PCT/CN2020/134097

April 28, 2022

December 05, 2020

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HONGSHENG PLASTIC HANGZHOU CO LTD (CN)

F16L47/02; F16L53/70; F16L55/00

WO2020165219A1

2020-08-20

CN101544059A	2009-09-30
CN111268471A	2020-06-12
CN209580529U	2019-11-05
CN201803054U	2011-04-20
CN1907580A	2007-02-07

HANGZHOU ZHONGLI INTELLECTUAL PROPERTY AGENCY OFFICE (GENERAL PARTNERSHIP) (CN)

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