FIELD: aircraft engineering.
SUBSTANCE: lock for rotary flap comprises hooking element (27) and locking device (28) equipped with engaging mechanism (1) and locking mechanism (2). Engaging mechanism (1) comprises engaging mechanism bracket (3) equipped with engaging element (4) installed with possibility of rotation and provided with slot (22), and compression spring (5) connected by one end (6) to engaging element (4) , and other end (7) is with bracket (3). Locking mechanism (2) comprises bracket (8) equipped with a rotatable single-tooth ratchet sector (9), pawl (10), locking mechanism opening drive (11), and tension spring (13). First arm (14) of the pawl is made with stop (15) in tooth (16) of ratchet sector (9), second arm (17) of the pawl is provided with surface (18) for the stop of actuating element (12) of the drive. Spring (13) is connected by one end (20) with bracket (8), with other end (19) – with second arm (17) of pawl, and engaging element (4) is connected with ratchet sector (9) by tie-rod (21).
EFFECT: simplified design and possibility of drive removal from engaging element and possibility of rotary flap to remain in closed position at application of high external loads.
5 cl, 5 dwg
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