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High-storage-ratio unfolding and supporting mechanism

A technology of supporting mechanism and driving mechanism, which is applied in the power supply system of aerospace vehicles, etc., can solve the problem of low storage of expandable supporting mechanism, and achieve the effects of easy driving and locking, light weight and simple structure

Active Publication Date: 2018-01-23
CHINA ACADEMY OF SPACE TECHNOLOGY
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Problems solved by technology

[0003] The technical problem to be solved by the present invention is: to overcome the deficiencies of the prior art, the present invention provides a high storage ratio expandable support mechanism, which is composed of a scissor-type drive mechanism and a support component, and solves the problem of the storage capacity of the existing hinged expandable support mechanism. relatively low problem

Method used

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  • High-storage-ratio unfolding and supporting mechanism
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  • High-storage-ratio unfolding and supporting mechanism

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Embodiment Construction

[0029] The present invention is described in further detail below in conjunction with accompanying drawing:

[0030] The present invention integrates the scissors-type mechanism and the supporting part that is a quadrangular pyramid stable unit after being unfolded into one body to form an unfolding supporting mechanism with a large storage ratio. Features that can be locked using the slider mechanism.

[0031] The high-storage-ratio deployment mechanism is composed of a scissors-type drive mechanism and support components to form an expandable unit. Each expandable unit includes two sets of scissor-type driving mechanisms arranged in parallel, and a motor is installed at the end of the scissor-type driving mechanism, and the motor drives the scissor-type driving mechanism to unfold from a folded state to a supporting working state. The two sets of scissor-type driving mechanisms are hinged by rods, have the same structure, and are connected by rods to realize synchronous mov...

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Abstract

A high-storage-ratio unfolding and supporting mechanism comprises scissor-type driving mechanisms and supporting parts; the two scissor-type driving mechanisms which are arranged in parallel are installed at two ends of each ninth rod piece (9), and the supporting parts are connected with the scissor-type driving mechanisms through the ninth rod pieces (9). When the unfolding and supporting mechanism is unfolded, a space triangular-prism-shaped frame structure is formed under the drive of the scissor-type driving mechanisms. According to the unfolding and supporting mechanism, the problem thatan existing hinged type foldable supporting mechanism is low in storage ratio is solved, the structure is simple, the manufacturing is easy, the cost is low, and the storage ratio is remarkably increased.

Description

technical field [0001] The invention relates to an unfolding support mechanism. Background technique [0002] At present, the detection of space beyond the earth has become a hot research topic in the scientific circles of all countries in the world, and various forms of space exploration missions are inseparable from space agencies, and the expandable support mechanism is the most abundant form of space agencies. One of the earliest studies and the most widely used. The expandable support mechanism is mainly used to drive flexible solar cell sails in various space exploration missions to form space telescopes, aperture radars, and satellite antennas. With the rapid development of deep space exploration technology and the demand for complex exploration tasks, the demand for a high storage ratio, high rigidity, easy to drive and lock, and ultra-light expandable support mechanism is becoming more and more urgent. The expandable support mechanism has been developed to this da...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B64G1/44
Inventor 李萌翟家跃成正爱吴宏宇李晗
Owner CHINA ACADEMY OF SPACE TECHNOLOGY
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