The invention discloses a portable detection device for the speed difference between a handrail and stairs of an escalator, and the portable detection device comprises a first detection box and a second detection box, the first detection box is provided with a roller, the second detection box is provided with a fixing part, and the fixing part can detachably fix the second detection box and the handrail; the first detection box internally comprises a rope collection winding drum and a screw rod, the screw rod is fixedly arranged, the axis of the screw rod coincides with the center line of the rope collection winding drum, at least one side wall, through which the screw rod penetrates, of the rope collection winding drum is provided with an internal thread, and the internal thread is matched with an external thread on the screw rod; a measuring rope is arranged on the rope collecting winding drum, and one end of the measuring rope is connected with the second detection box; a volute spiral spring is further arranged between the rope collecting winding drum and the screw. The device is simple in structure, and the speed difference between the handrail and the stairs can be rapidly detected.
本发明公开了一种自动扶梯的扶手和梯级速度差的便携式检测装置,包括第一检测盒和第二检测盒,所述第一检测盒上设有滚轮,所述第二检测盒上设有固定件,所述固定件能够将所述第二检测盒和扶手进行可拆卸的固定;所述第一检测盒内部包括集绳卷筒和螺杆,所述螺杆固定设置,且所述螺杆的轴线和所述集绳卷筒的中心线重合,所述集绳卷筒被所述螺杆穿过的至少一个侧壁设有内螺纹,所述内螺纹与所述螺杆上的外螺纹配合;所述集绳卷筒上设有测量绳,所述测量绳一端连接所述第二检测盒;所述集绳卷筒和所述螺杆之间还设有涡卷弹簧。本发明的装置结构简单,且能够快速对扶手和梯级的速度差进行检测。
Portable detection device for detecting speed difference between handrails and stairs of escalator
自动扶梯的扶手和梯级速度差的便携式检测装置
2025-01-28
Patent
Electronic Resource
Chinese
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