Memory alloy driven satellite-bone locking and releasing device
A locking release and memory alloy technology, which is applied in docking devices of aerospace vehicles, motor vehicles, transportation and packaging, etc., can solve the problems of large impact and sensitivity of detonation and unlocking, and achieve small release impact, high reliability, and two The effect of secondary assembly is simple
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[0029] The present invention will be described in detail below in conjunction with the drawings.
[0030] Such as figure 1 , figure 2 As shown, a memory alloy-driven star-mounted lock release device includes a split nut 7, a pressure-bearing steel ball 8, a cage 9, a first compression spring 13, a circlip 1, a housing 11, an upper cover 12, and a separation The rod 10, the housing 11 connected to the separated part 3 is a hollow structure, and its bottom surface is opened with a hole that does not interfere with the separating rod 10; the holder 9 placed in the housing 11 is a hollow structure, such as Figure 4 As shown, the outer wall is provided with a boss in the circumferential direction, and the side wall of the boss and the inner wall of the housing 11 do not rotate relative to each other; the inner wall of the cage 9 is provided with hemispherical holding grooves in the circumferential direction, at least two holding grooves, and pressure-bearing steel balls 8 It is place...
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