The invention discloses an air supply plug door locking device and a dust removal device of a railway stone ballast hopper car, and relates to the field of railway wagons, the air supply plug door locking device comprises a limiting bottom plate, two ends of the limiting bottom plate are connected with an air supply straight pipe, and the limiting bottom plate is arranged on an air supply plug door in a crossing mode; the locking connecting rod is in a U shape, one end of the locking connecting rod is rotationally connected with the limiting bottom plate, and the other end of the locking connecting rod is detachably connected with the limiting bottom plate; when the air feeding cock is closed, the other end of the locking connecting rod is connected with the limiting bottom plate, and the side portion of the locking connecting rod limits the rotating angle of a handle of the air feeding cock. The air supply plug door locking device can be installed on an air supply straight pipe on the basis of not changing an original structure, and when the air supply plug door is closed, the position of the handle is limited through the locking connecting rod, so that the handle is prevented from being opened accidentally.
本发明公开了一种给风塞门锁闭装置及铁路石砟漏斗车的除尘装置,涉及铁路货车领域,包括:限位底板,两端与给风直管连接,限位底板跨设在给风塞门上;锁闭连杆,呈U型,锁闭连杆的一端与限位底板转动连接,锁闭连杆的另一端与限位底板可拆卸连接;当给风塞门处于关闭时,锁闭连杆的另一端与限位底板连接,锁闭连杆的侧部限制给风塞门的把手的转动角度;该给风塞门锁闭装置可以在不改变原有结构的基础上安装在给风直管上,在给风塞门处于关闭时,通过锁闭连杆对把手实现位置限定,避免把手意外打开。
Air supply plug door locking device and dust removal device of railway stone ballast hopper car
一种给风塞门锁闭装置及铁路石砟漏斗车的除尘装置
2024-05-10
Patent
Electronic Resource
Chinese
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