Title:
AUTOMATIC CLAMPING AND PLUGGING DEVICE FOR FUEL GAS PIPELINE, FASTENING DEVICE, AND ENVIRONMENTALLY-FRIENDLY FLUE
Document Type and Number:
WIPO Patent Application WO/2022/262157
Kind Code:
A1
Abstract:
The present invention relates to an automatic clamping and plugging device for a fuel gas pipeline, a fastening device and an environmentally-friendly flue, characterized by comprising an automatic clamping device and a hot melt adhesive plugging device, wherein the automatic clamping device is configured to fix the hot melt adhesive plugging device and a fuel gas pipeline; and the hot melt adhesive plugging device carries out hot melt adhesive plugging on the inside and the outside of the fuel gas pipeline. In the present invention, clamping and plugging are integrated into one piece, thereby greatly improving the maintenance efficiency, and also guaranteeing the maintenance quality.
Inventors:
HU DECHUANG (CN)
SHI QI (CN)
ZHAN XIAOLI (CN)
SHI QI (CN)
ZHAN XIAOLI (CN)
Application Number:
PCT/CN2021/124488
Publication Date:
December 22, 2022
Filing Date:
October 18, 2021
Export Citation:
Assignee:
HU DECHUANG (CN)
SHI QI (CN)
ZHAN XIAOLI (CN)
SHI QI (CN)
ZHAN XIAOLI (CN)
International Classes:
F16L55/168; B29C65/14; B29C65/78; E04F17/02; F16L47/02; F16L47/26; F24C15/20; G05B19/04; B29L23/00
Foreign References:
| CN113389968A | 2021-09-14 | |||
| CN113334778A | 2021-09-03 | |||
| CN113338578A | 2021-09-03 | |||
| CN210291135U | 2020-04-10 | |||
| CN102927601A | 2013-02-13 | |||
| CN111873438A | 2020-11-03 | |||
| CN207161972U | 2018-03-30 | |||
| DE4436841A1 | 1996-04-18 | |||
| US20190084250A1 | 2019-03-21 |
Attorney, Agent or Firm:
CHENGDU YUHANG PATENT AGENCY (GENERAL PARTNERSHIP) (CN)
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