Hot air isolation door locking mechanism
A hot air isolation door and locking mechanism technology, which is applied to door leaves and fire doors, etc., can solve the problems of lax door closing, door panel deformation, and door panel wear, and achieve flexible and reliable opening, improved sealing, and improved safety Effect
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[0013] Below the present invention will be further described in conjunction with the embodiment in the accompanying drawing:
[0014] Such as figure 1 As shown, the present invention mainly includes the first crank arm base 1 and the second crank arm base 9, the first crank arm base 1 is connected to the two first crank arms 2 by pin shafts, and the other ends of the two first crank arm 2 are connected by pins. The shafts are respectively connected to the first door panel and the second door panel. The second crank arm seat 9 is connected to the two second crank arms 8 through a pin shaft, and the other ends of the two second crank arms 8 are respectively connected to the first door panel and the second door panel through a pin shaft.
[0015] One end of the first crank base 1 is connected to the first connecting rod 3 , one end of the second crank base 9 is connected to the second connecting rod 7 , and the first connecting rod 3 and the second connecting rod 7 are connected...
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