Title:
CENTERING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/070806
Kind Code:
A1
Abstract:
The present application provides a centering apparatus, comprising: a sleeve body, comprising a first chamber, two first mounting holes being symmetrically provided on a side wall of the sleeve body; blocking plates, comprising a first blocking plate and a second blocking plate, mounted at the two first mounting holes, respectively, and an end surface of each blocking plate facing the mounting hole comprising an arc-shaped surface; a block structure, disposed in the first chamber and comprising a second chamber penetrating through a block structure body; a rolling member, disposed at openings at two ends of the second chamber and in contact with the arc-shaped surfaces of the blocking plates of the corresponding sides; and an elastic member, disposed in the second chamber. The arc-shaped surface of the first blocking plate comprises: a first arc-shaped segment having a radius smaller than that of the first chamber; the arc-shaped surface of the second blocking plate comprises: a second arc-shaped segment having the same diameter as the first chamber; and two ends of the first arc-shaped segment and the second arc-shaped segment along a radial direction of the first chamber having an overlapping segment. The centering apparatus can achieve centering control of multiple segments, the centering device can be stopped at a required place, and performs centering in other places.
Inventors:
LIU HUI (CN)
GE JIE (CN)
ZHANG GUANGQUAN (CN)
SUN LEI (CN)
LIU HUANJUN (CN)
ZHU HAITAO (CN)
GE JIE (CN)
ZHANG GUANGQUAN (CN)
SUN LEI (CN)
LIU HUANJUN (CN)
ZHU HAITAO (CN)
Application Number:
PCT/CN2021/133545
Publication Date:
May 04, 2023
Filing Date:
November 26, 2021
Export Citation:
Assignee:
QINGDAO SRI TECH CO LTD (CN)
International Classes:
B61G11/18; B61G9/04; B61G9/20
Domestic Patent References:
| WO2001083280A1 | 2001-11-08 |
Foreign References:
| CN101857041A | 2010-10-13 | |||
| CN214325103U | 2021-10-01 | |||
| CN111497889A | 2020-08-07 | |||
| US4569455A | 1986-02-11 | |||
| EP3750774A1 | 2020-12-16 | |||
| JP2012081934A | 2012-04-26 |
Attorney, Agent or Firm:
QINGDAO LAWSCI INTELLECTUAL PROPERTY CO., LTD. (CN)
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