Manual unlocking device of sliding door of urban rail vehicle
A manual unlocking and urban rail technology, applied in the field of urban rail vehicle parts, can solve the problems of manual unlocking devices not being able to locate the unlocking torque, potential safety hazards, and low reliability, and achieve good application prospects, reliable positioning, and simple and reliable actions Effect
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[0018] The present invention will be further described below in conjunction with the accompanying drawings of the specification.
[0019] Such as figure 1 As shown, a manual unlocking device for sliding doors of urban rail vehicles includes an unlocking bracket 1, a rotating shaft 2, a handle 3, a torsion spring 5, a blocking hook 6, an unlocking disc 7 and a cable reel 9. The rotating shaft 2 and the handle 3 are connected as a whole , The shaft 2 is sleeved with a first shaft sleeve 4, the first shaft sleeve 4 is installed at the center of the unlocking bracket 1, the shaft 2 passes through the first shaft sleeve 4 and extends out of the unlocking bracket 1, and passes through the second shaft sleeve 10 and The unlocking disk 7 is connected to drive the unlocking disk 7 to rotate;
[0020] A protrusion 11 is provided in the center of the unlocking disc 7, and the pulling disc 9 is sleeved on the protrusion 11 through a third sleeve 17, and the third sleeve 17 is located on the ou...
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