The invention relates to a locking mechanism of a railway freight car, in particular to a locking device arranged on a lower side door of a rail freight gondola car.
本发明涉及一种铁路货车锁闭机构，特别是涉及一种铁路货运敞车下侧门的锁闭装置。
Put a door in the side of the ark and make lower, middle and upper decks.
方舟的门要开在旁边。方舟要分上，中，下三层。
The telescoping devices respectively correspond to the lower sides of the rocking arms, and are connected with the side edges of the lower parts of the compartment body and a compartment side door.
一对伸缩装置，分别对应于摇臂的下方，并且连结在车厢厢体和车厢侧门的下部侧缘。
An unlocking door is arranged on the side wall of the upper chamber and the lower chamber is fully filled with heat absorbing and preservation materials.
上腔室的侧壁上设置有开启门；下腔室内充填满吸热保温材料。
An unlocking door is arranged on the side wall of the upper chamber and the lower chamber is fully filled with heat absorbing and preservation materials.
上腔室的侧壁上设置有开启门；下腔室内充填满吸热保温材料。
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