Universal multipurpose family security door



The utility model provides a universal multipurpose family security door, and belongs to the technical field of door industry electronic. The universal multipurpose family security door comprises a theft-proofing cover, an alarm starter, an indoor alarm and an electronic timing self-locking switch. A keyhole first-level protection device is made of hard materials, and is arranged on the theft-proofing cover covering the keyhole arranged above the keyhole of the anti-theft door. A keyhole second-level protection device is arranged on the keyhole. A reed pipe switch below the anti-theft cover forms the alarm starter, four groups of lines drawing out from a telephone form a novel indoor alarm which is capable of apprizing three telephones. Combined with the electronic timing self-locking switch, the universal multipurpose family security door is reliable.




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