Ventilating security door

Abstract

The invention discloses a ventilating security door, which comprises a security door body, a door frame, a sliding groove A, a door lock, ventilating windows, handrails, sliding blocks, fixed pulleys,pull ropes, roller shutter plates and rotating shafts. The ventilating windows are formed in the upper part and the lower part of the security door body correspondingly; the multiple vertically-arranged handrails are arranged on the front faces of the ventilating windows; the roller shutter plates are arranged on the back faces of the ventilating windows correspondingly, the tops of the roller shutter plates are fixedly connected to the rotating shafts, and the two ends of the rotating shafts are connected into the security door body through bearings; and the bottoms of the roller shutter plates are fixedly connected with one ends of the pull ropes, and the other ends of the pull ropes penetrate through the multiple fixed pulleys for changing the direction and then are fixedly connected to the sliding blocks. According to the ventilating security door, by forming the ventilating windows, the security door body has a ventilating function, meanwhile, the roller shutter plates and control structures are arranged on the ventilating windows to open and close ventilating windows, and thus it can further be guaranteed that the safety performance is improved while the security door body has the ventilating function.

Description

technical field [0001] The invention relates to an anti-theft door, in particular to a ventilation anti-theft door. Background technique [0002] The full name of anti-theft door is "anti-theft safety door". It has both anti-theft and safety performance. According to the "General Technical Conditions for Anti-theft Safety Doors", a qualified anti-theft door cannot be pried open by ordinary hand tools such as chisels, screwdrivers, crowbars, and portable electric tools such as electric hand drills within 15 minutes or a 615 square millimeter hole can be opened on the door leaf. opening, or a 38 mm2 opening within a semicircle of 150 mm2 at the locking point. And the lock used on the security door must be the special lock for the security door with anti-drilling function after passing the test by the Testing Center of the Ministry of Public Security. [0003] The existing anti-theft doors are all sealed mechanisms. When the anti-theft door is installed in a closed room, or ...

AI Technical Summary

Problems solved by technology

[0003] The existing anti-theft doors are all sealed mechanisms. When the anti-theft door is installed in a closed room, or a room with few windows (such as a single apartment), it is easy to cause internal air circulation, poor indoor air, stuffy and other phenomena, which is harmful to people. poor health

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