US 12,280,478 B2
Broken pipe extraction device
Song-Hao Liu, Shenzhen (CN)
Assigned to TRIPLE WIN TECHNOLOGY(SHENZHEN) CO. LTD., Shenzhen (CN)
Filed by TRIPLE WIN TECHNOLOGY(SHENZHEN) CO. LTD., Shenzhen (CN)
Filed on Mar. 24, 2022, as Appl. No. 17/702,953.
Claims priority of application No. 202110750358.6 (CN), filed on Jul. 2, 2021.
Prior Publication US 2023/0001552 A1, Jan. 5, 2023
Int. Cl. B25B 27/14 (2006.01); F16L 55/18 (2006.01)
CPC B25B 27/14 (2013.01) [F16L 55/18 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A broken pipe extraction device, comprising:
a first pressure plate comprising a first perforation and a second perforation connected to the first perforation, the second perforation passing through a side wall of the first pressure plate;
a second pressure plate facing the first pressure plate; wherein along a thickness direction of the first pressure plate, a projection of the first perforation and a projection of the second perforation overlap with each other;
a third pressure plate comprising a through hole, the third pressure plate detachably received in the first perforation and the second perforation;
a fixing member mounting on the second pressure plate and facing the first perforation and the second perforation, wherein when the third pressure plate is received in the first perforation and the second perforation, the through hole faces the fixing member;
a fastening member comprising a slide rod mounted on the second pressure plate, the first pressure plate movably surrounding on the slide rod; and
a needle detachably passing through the first perforation, the second perforation, and the through hole.