Engineering vehicle having ballast unloading device and ballast leveling device

US10501096B2 · kind B2 · utility

Assignee

• CRRC YANGTZE GROUP CO., LTD. · CN

Inventors

• Wei-Fang Chen · 红钢城街道, CN
• Liangcai Lin · 红钢城街道, CN
• Chuqiang Tang · 红钢城街道, CN
• Baolei Wang · 红钢城街道, CN
• Junxiang Liu · Shanghai, CN
• Xuefeng Yin · Shanghai, CN
• Qingping Lei · 红钢城街道, CN
• Rui Chen · 韩家川村, CN
• Feng Shi · Beijing, CN
• Wei SUI · Beijing, CN
• Kun MEI · 红钢城街道, CN
• Nan Zhang · San Diego, US
• Yan He · 红钢城街道, CN
• Luyao He · 红钢城街道, CN

Key dates

• Filing date: Oct 22, 2015
• Grant date: Dec 10, 2019
• Expiry date: Jul 26, 2036

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B61D7/28
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

The invention provides an engineering vehicle having a ballast unloading device (100) and a ballast leveling device (200). The engineering vehicle includes a vehicle body (10), and the ballast unloading device (100) and the ballast leveling device (200) arranged on the vehicle body (10). The ballast unloading device (100) includes: a ballast carrying portion (20) provided with ballast unloading openings (21), and the ballast carrying portion (20) being arranged on the vehicle body (10); ballast unloading doors (30) capable of rotating relative to the ballast carrying portion (20), inner unloading passages (31) and outer unloading passages (32) being arranged on the ballast unloading doors (30), the ballast unloading doors (30) further including stop portions (33) located between the inner unloading passages (31) and the outer unloading passages (32). The ballast leveling device (200) includes: a plough piece (220) slidably fixed to the vehicle body (10) so as to ascend or descend relative to the vehicle body (10), and a plough head (224) used for leveling ballasts being arranged on the plough piece (220); a first crank (230) rotationally fixed to the vehicle body (10); a connecting…