Air door locking device and air door locking system
A locking device and damper technology, applied in the field of machinery, can solve problems such as hurting people, crowding people, etc., and achieve the effect of avoiding the failure of the locking device and solving the short circuit of the wind flow.
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[0035] figure 1 It is a schematic structural diagram of Embodiment 1 of the air door locking device of the present invention. like figure 1 As shown, the device of this embodiment may include: a first lock 400 , a second lock 500 , a first control valve 200 and a second control valve 300 , the first lock 400 includes a first lock body 420 and a first lock groove 410. The second lock 500 includes a second lock body 520 and a second lock groove 510. The first lock body 420 is provided with a first cylinder 422 and is connected to a piston rod of the first cylinder 422 and is connected to the first cylinder 422. The first lock head 421 matched with the first lock groove 410, the second lock body 520 is provided with a second cylinder 522 and is connected with the piston rod of the second cylinder 522 and is connected with the second lock groove 510 The matching second lock head 521; the first lock body 420 is fixed on the door frame of the first damper and the first lock slot 4...
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