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Title:
CONNECTING PIPE FITTING, PIPE ASSEMBLY AND PIPE CONNECTING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/205770
Kind Code:
A1
Abstract:
A connecting pipe fitting, comprising a pipe fitting joint (11) and an elastic clamping sleeve (12). The pipe fitting joint (11) comprises a core (111) located at an end portion, and an abutment block (112) being provided on an outer wall of a middle portion of the pipe fitting joint (11), the elastic clamping sleeve (12) is sleeved on the core (111), a limit stop (121) being provided on an end face of the elastic clamping sleeve (12), and one end of the limit stop (121) being connected to the elastic clamping sleeve (12), the other end of the limit stop (121) extending in a direction close to the core (111), a limit protrusion (1111) being provided on the outer wall of the core (111), the limit stop (121) being limited between the abutment block (112) and the limit protrusion (1111), and the distance between the limit stop (121) and the central axis of the elastic clamping sleeve (12) being a first distance, the distance between the limit protrusion (1111) and the central axis of the core (111) being a second distance, and the difference between the second distance and the first distance being smaller than the deformable amount in the radial direction of the elastic clamping sleeve (12). Protection of the pipe fitting joint during transportation or storage is achieved by means of an elastic clamping sleeve, preventing the occurrence of damage. A pipe assembly and a pipe connecting method are also included.

Inventors:
LI, Ximin (F1-F14, No. 1 Rifeng Road Leping, Sanshui, Foshan Guangdong 0, 528100, CN)
LIN, Xiyong (F1-F14, No. 1 Rifeng Road Leping, Sanshui, Foshan Guangdong 0, 528100, CN)
DIAO, Zhenbin (F1-F14, No. 1 Rifeng Road Leping, Sanshui, Foshan Guangdong 0, 528100, CN)
CAO, Huijian (F1-F14, No. 1 Rifeng Road Leping, Sanshui, Foshan Guangdong 0, 528100, CN)
CHENG, Jiajia (F1-F14, No. 1 Rifeng Road Leping, Sanshui, Foshan Guangdong 0, 528100, CN)
LIAO, Jianbo (F1-F14, No. 1 Rifeng Road Leping, Sanshui, Foshan Guangdong 0, 528100, CN)
Application Number:
CN2019/074286
Publication Date:
October 31, 2019
Filing Date:
January 31, 2019
Export Citation:
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Assignee:
RIFENG ENTERPRISE (FOSHAN) CO., LTD. (F1-F14, No. 1 Rifeng Road Leping, Sanshui, Foshan Guangdong 0, 528100, CN)
RIFENG ENTERPRISE GROUP CO., LTD. (8/F Rifeng Building, No. 16 Zumiao Roa, Foshan Guangdong 0, 528000, CN)
RIFENG TECHNOLOGY CO., LTD. (Building 2, No. 19 D Zone, Sanshui Industrial Park, Foshan Guangdong 0, 528000, CN)
International Classes:
F16B2/22; B65D59/00
Foreign References:
CN108644189A2018-10-12
CN103711754A2014-04-09
CN106523814A2017-03-22
CN204004952U2014-12-10
CN205048018U2016-02-24
DE3905722C21992-02-20
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (Room 4501, No. 6 Zhujiang East Road Tianhe District, Guangzhou Guangdong 3, 510623, CN)
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