A Coal Mine Underground Intelligent Access Control System
An intelligent access control system, access control system technology, applied in the direction of registration/indication, instrument, single input port/output port register, etc., can solve the problems of unfavorable coal mine safety production, large amount of dust accumulation in the safety management door, etc., to achieve The structure is simple and the effect of reducing the storage volume
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[0025] As a specific embodiment of the present invention, the side of the V-shaped groove 2 away from the rectangular groove 4 has a semi-closed cavity 7 on its surface, and a spherical sealing ring is placed in the semi-closed cavity 7 71, the spherical sealing ring 71 is used to reduce dust from entering the V-shaped groove 2; when the sliding door 12 is closed, one side of the sliding door 12 squeezes the spherical sealing ring 71, and the spherical sealing ring 71 pushes the sliding door 12 and the gap between the door frame 11 is closed, reducing the ash intake in the V-shaped groove 2.
[0026]As a specific embodiment of the present invention, the access control system is composed of a positioning substation, an electromagnetic lock, a card reader, a potting power supply, an exit button, and a monitoring substation. The potting power supply provides power for equipment such as the monitoring substation, The electromagnetic lock, the exit button and the card reader are al...
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