Expandable landing ladder with shape memory effect
A technology of memory effect and memory, which is applied in the field of aerospace, can solve the problems of complex structure and heavy weight of the landing ladder, and achieve the effect of compact structure, light weight and simple control
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specific Embodiment approach 1
[0023] Specific implementation mode one: refer to Figure 1 to Figure 8 Specifically explain this embodiment, a deployable landing ladder with shape memory effect described in this embodiment, which includes a composite material landing ladder 1 and a support rod 2,
[0024] The composite material landing ladder 1 includes two composite material landing ladder legs, the two composite material landing ladder legs are connected by a support rod 2, the composite material landing ladder 1 can be folded or curled in the lander,
[0025] Each composite material landing ladder ladder leg includes two Ω-shaped shape memory composite material beams 3, shape memory foam 4 and resistive heating sheet 5,
[0026] Two Ω-shaped shape-memory composite material beams 3 are buckled, and the shape-memory foam 4 is filled in the gap between the two Ω-shaped shape-memory composite material beams 3, and the inside of the two Ω-shaped shape-memory composite material beams 3 Each surface is pasted ...
specific Embodiment approach 2
[0033] Specific embodiment 2: This embodiment is a further description of the expandable landing ladder with shape memory effect described in specific embodiment 1. In this embodiment, the Ω-shaped shape memory composite material beam 3 is made of carbon fiber shape memory polymer made of composite materials.
[0034] In this embodiment, different types of shape memory polymers have different glass transition temperatures and mechanical properties.
specific Embodiment approach 3
[0035] Specific embodiment three: This embodiment is a further description of the expandable landing ladder with shape memory effect described in specific embodiment one. In this embodiment, the shape memory foam 4 is made of epoxy, cyanate or benzene Made of vinyl.
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