Safety intelligent ticket gate capable of preventing ticket gate evasion
A smart gate and safety technology, applied in the direction of roads, traffic restrictions, roads, etc., can solve the problems of gates pinching passengers, gates that cannot effectively limit entry, gate damage, etc.
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Embodiment 1
[0027] The motor emergency stop control device 4 described in the safe intelligent gate that prevents breaking through includes an electromagnetic brake device and a contactor that controls the action of the electromagnetic brake device through the gain and loss of contacts, and the gain and loss of the contacts of the contactor The electric signal is given by the logical communication module, and the electromagnetic brake braking device includes a brake shoe, and the rotating shaft of the motor passes through the brake shoe. After receiving the emergency stop command from the logic access module, the electromagnetic brake device controls the brake shoe to embrace the motor shaft through the contactor, and the motor 3 stops rotating, so that the position of the door panel 2 is maintained. The electromagnetic brake device has fast response and accurate positioning. When the system suddenly loses power, the electromagnetic brake device does not work. In order to ensure that the ...
Embodiment 2
[0029] In the safety intelligent gate machine for preventing break-in, the motor emergency stop control device 4 is a reverse connection braking device. A reverse connection switch knife is connected between the reverse connection braking device and the motor 3, and the power supply is suddenly reversed through the reverse connection switch knife. At the same time, a current-limiting resistor is connected in series on the branch circuit to limit and consume the large current generated by braking. The motor 3 generates a reverse rotational torque by voltage reverse braking or electromotive force reverse braking, forcing the motor 3 to stop rotating. The reverse connection braking device has fast response speed, simple connection mode, low equipment cost, great resistance to opening the door, and effectively prevents passengers from forcibly opening the door.
Embodiment 3
[0031] In the safe intelligent gate machine that prevents breaking through, the motor emergency stop control device 4 is a magnetic powder brake, and the magnetic powder brake includes an inner rotor, an outer rotor, an excitation coil and magnetic powder, and the excitation coil is placed in the Between the inner rotor and the outer rotor, magnetic powder is attached to the excitation coil, and the rotating shaft of the motor 3 passes through the inner rotor, the outer rotor and the excitation coil. When the passenger ticket is normal, the excitation coil is not energized, and the inner rotor rotates. Due to the centrifugal force, the magnetic powder is thrown on the inner wall of the inner rotor. There is no contact between the magnetic powder and the outer rotor, and the inner rotor runs idly. In case of misjudgment by the logic access module, passengers fail to pass in time, or passengers forcefully enter the gate with the door closed, the excitation coil will generate an e...
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