The invention relates to the technical field of rail transit equipment, in particular to a hidden bolt lock for an apron board, the apron board and a method. The mounting seat is arranged at the bottom, the locking device is arranged on the mounting seat, the front sliding rod and the rear locking rod are arranged on the two symmetrical sides of the locking device, two limiting blocks are arranged in the middle of the mounting seat, and a front fixing seat and a rear fixing seat are arranged on the two sides of the mounting seat respectively; the locking device is sequentially provided with a cover plate, an inner pressure spring, a stretching block and a sliding seat from top to bottom; the front sliding rod comprises a front rod body, a front buffer sleeve and a front pressure spring; the rear lock rod comprises a rear rod body, a cylindrical pin and a tail compression spring. The invention further provides the apron board and a mounting method and a using method of the hidden bolt lock for the apron board. According to the hidden bolt lock for the apron board, efficient locking and unlocking functions of the hidden bolt lock for the apron board are achieved, and stable connection between the bolt lock and the apron board body is ensured.
本发明涉及轨道交通装备技术领域,具体涉及一种裙板用隐藏式插销锁及其裙板、方法。本发明包括底部的安装座、设置于安装座上的锁定装置,以及设置于锁定装置对称两侧的前滑动杆和后锁杆,安装座的中部设置有两个限位块、两侧分别设置有前固定座和后固定座;锁定装置自上而下依次设置有盖板、内压簧、伸动块和滑移座;前滑动杆包括前杆本体、前缓冲套和前压簧;后锁杆包括后杆本体、圆柱销和尾部压簧。本发明还提供一种裙板、裙板用隐藏式插销锁的安装方法、使用方法。本发明实现裙板用隐藏式插销锁的高效锁闭与解锁功能,并确保插销锁与裙板本体之间的稳固连接。
Hidden bolt lock for apron board, apron board and method
裙板用隐藏式插销锁及其裙板、方法
2024-10-18
Patent
Electronic Resource
Chinese
IPC: | F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES , Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile / B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
Upper apron board device and machining method of upper apron board device
European Patent Office | 2023
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