Title:
COUPLER, AND VEHICLE HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2022/253357
Kind Code:
A1
Abstract:
Provided in the present invention are a coupler and a vehicle having same. The coupler comprises: a coupler body, having an accommodating cavity, a first impact protection pin flange being disposed on the coupler body; and a coupler tongue, pivotally connected to the coupler body. The coupler tongue comprises a head part and a tail part. The tail part is positioned inside the accommodating cavity, and a first interval d is formed between the end surface of the tail part and the coupler body. The coupler tongue further comprises a second impact protection pin flange, and a second interval b is formed between the first impact protection pin flange and the second impact protection pin flange, wherein the first interval d and the second interval b satisfy: d < b. Applying the technical solution of the present invention solves the problem in existing techniques that the protective pin flange of a coupler is easily broken, causing the coupler to be scrapped.
Inventors:
CUI YINGJUN (CN)
FAN SHILIANG (CN)
MENG QINGMIN (CN)
JIN PENGDI (CN)
WANG YAN (CN)
WEI MINGYU (CN)
FAN SHILIANG (CN)
MENG QINGMIN (CN)
JIN PENGDI (CN)
WANG YAN (CN)
WEI MINGYU (CN)
Application Number:
PCT/CN2022/103406
Publication Date:
December 08, 2022
Filing Date:
July 01, 2022
Export Citation:
Assignee:
CRRC QIQIHAR ROLLING STOCK CO LTD (CN)
International Classes:
B60D1/04; B61G3/00
Foreign References:
CN113147287A | 2021-07-23 | |||
CN108528471A | 2018-09-14 | |||
CN108839665A | 2018-11-20 | |||
US5285911A | 1994-02-15 | |||
US4976363A | 1990-12-11 |
Other References:
HAN MEIRONG, SHEN, ZHONG: "Analysis and Improvement of No. 13 Coupler Lug Crack Damage", LOCOMOTIVE AND ROLLING STOCK TECHNOLOGY, no. 1, 28 February 2006 (2006-02-28), pages 22 - 24, XP093011832
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
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