CN2359436Y - Device for quick open un-normally opened door leaf for anti-theft door - Google Patents

Abstract

The utility model discloses a device for quickly opening a door leaf which is not frequently opened for an antitheft door. The utility model is characterized in that an upper frame and a lower frame of a door leaf which is not frequently opened are welded with screw bolts, fixing baffle plates are installed in the corresponding positions of the screw bolts of the door frames, through holes are arranged on the baffle plates, and the door leaf which is not frequently opened is fixed by tightly screwing a butterfly nut. The utility model has the other structure that the door leaf which is not frequently opened is fixed with a concave hinge and is connected with a latch hook plate, the latch hook plate is fixed in a spring seat in the door leaf in a connecting way, and a spring causes the door leaf which is not frequently opened to be locked. The utility model has the characteristics of simple structure, convenient operation and easy operation. When large goods are carried or fire hazards and earthquakes happen, the door leaf which is not frequently opened can be opened at any time, and persons and materials can be evacuated in time.

Description

The non-hold-open door of security door is fanned quick device for opening

The utility model relates to security door part device in addition, and the non-hold-open door of particularly a kind of security door is fanned quick device for opening.

At present, the security door that sell the domestic market is varied, and as Panpan security door, Tashan Mountain security door or the like, the anti-theft effect of security door is satisfactory.The spacious type development of the Men Douxiang of current building residence design is all being selected two door leaf structures for use when installing an iron door to guard further against burglars, and a fan is swing leaf, and a fan is non-hold-open door fan, and non-hold-open door fan all adopts the dead method of electric welding weldering to fix.When this fixing means is given the carrying large cargo, perhaps, during as fire, earthquake, brought obstacle for the evacuation of personnel and material, cause unnecessary loss when irresistible accident takes place.

The purpose of this utility model provides the non-hold-open door of a kind of security door and fans quick device for opening.During as breaking out of fire, earthquake, open non-hold-open door fan fast, can rapid evacuation personnel and material.

The non-hold-open door of a kind of security door is fanned quick device for opening, is made up of doorframe, non-hold-open door fan, swing leaf, hinge, automatically controlled talkback unit, door lock, connecting rod link door closer, it is characterized in that:

1). the upper and lower frames at non-hold-open door fan is welded with bolt, in doorframe respective bolt position fixedly plate washer is housed, and plate washer is provided with through hole, and bolt inserts through hole and puts into packing ring, with the wing nut non-hold-open door fan that is tightened;

2). the upper and lower frames at non-hold-open door fan is welded with the spill hinge seat, be connected with lock crook plate with bearing pin on the spill hinge, the tilting welding of the facade of lock crook plate T shape push rod, the T shape afterbody of push rod is packed in the spring base, be pressed on the spring, spring base is connected on the non-hold-open door fan.

Characteristics of the present utility model are, adopt the fixing non-hold-open door fan device of dish shape nut, and can use at swing leaf has on the security door of ventilation fence, and wing nut can need not be opened non-hold-open door fan rapidly by any instrument in several seconds, played antitheft effect again.Adopt the fixing non-hold-open door fan device of lock crook plate, can use is not having on the swing leaf of ventilation fence.Open non-hold-open door fan device fast for these two kinds, simple in structure, easy to operate, easy to implement, in carrying during large cargo, or when breaking out of fire, earthquake, can open non-hold-open door fan at any time, in time evacuate personnel and material.

Fig. 1 is the security door front view.

Fig. 2 is the non-hold-open door fan of a security door A--A partial sectional view.

Fig. 3 is the non-hold-open door fan of a security door A--A lock crook plate structure partial sectional view.

Embodiment 1

Security door is made up of doorframe 1, non-hold-open door fan 3, swing leaf 2, hinge 10, automatically controlled talkback unit 4, door lock 5, connecting rod link door closer, upper and lower frames at non-hold-open door fan 3 is welded with bolt 6, in doorframe 1 respective bolt 6 positions fixedly plate washer 8 is housed, plate washer 8 is provided with through hole, bolt 6 inserts through holes and puts into packing ring 9, fans 3 with the wing nut 7 non-hold-open door that is tightened.

Embodiment 2

Security door is made up of doorframe 1, non-hold-open door fan 3, swing leaf 2, hinge 10, automatically controlled talkback unit 4, door lock 5, connecting rod link door closer, upper and lower frames at non-hold-open door fan 3 is welded with spill hinge seat 15, be connected with lock crook plate 11 with bearing pin 16 on the spill hinge seat 15, the tilting welding of the facade of lock crook plate 11 T shape push rod 12, the T shape afterbody of push rod 12 is packed in the spring base 13, be pressed on the spring 14, spring base 13 is connected on the non-hold-open door fan 3.

Claims (1)

1. the non-hold-open door of security door is fanned quick device for opening, is made up of doorframe, non-hold-open door fan, swing leaf, hinge, automatically controlled talkback unit, door lock, connecting rod link door closer, it is characterized in that:

1). the upper and lower frames at non-hold-open door fan is welded with bolt, in doorframe respective bolt position fixedly plate washer is housed, and plate washer is provided with through hole, and bolt inserts through hole and puts into packing ring, with the wing nut non-hold-open door fan that is tightened;

2). the upper and lower frames at non-hold-open door fan is welded with the spill hinge seat, be connected with lock crook plate with bearing pin on the spill hinge, the tilting welding of the facade of lock crook plate T shape push rod, the T shape afterbody of push rod is packed in the spring base, be pressed on the spring, spring base is connected on the non-hold-open door fan.

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