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Laser-induced Liquid Metal Synergistic Shape Memory Alloy Actuator

A technology of liquid metal and memory alloy, which is applied in the direction of machines/engines, mechanisms for generating mechanical power, mechanical equipment, etc., can solve problems such as high environmental requirements, large volume, and large temperature drift noise, so as to overcome drive interference and improve drive performance. Effect of Speed ​​and Drive Efficiency

Inactive Publication Date: 2019-12-17
CHINA UNIV OF GEOSCIENCES (WUHAN)
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Electromagnetic drive uses electricity in the excitation coil to generate an electromagnetic field, so that the magnetic conductor in the magnetic field can move to realize the drive. There are disadvantages such as large volume, high energy consumption, and large temperature drift noise.
These driving mechanisms have their own advantages and disadvantages in terms of performance, and are suitable for different environments, but there are also a series of technical problems, such as: the structure is more complicated, and the requirements for the environment are high, and there are still certain technical defects in the application of special environments, and Efficient remote control also has some technical problems, thus limiting the application of these drive components

Method used

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  • Laser-induced Liquid Metal Synergistic Shape Memory Alloy Actuator
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  • Laser-induced Liquid Metal Synergistic Shape Memory Alloy Actuator

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Experimental program
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Effect test

Embodiment 1

[0035] Embodiment 1 of the present invention provides a laser-induced liquid metal cooperative shape memory alloy driving device, including: a liquid metal cooperative shape memory alloy linear driver 8 (see figure 1 ), graphene-type laser thermoelectric converter 15 (see Figure 9 , Figure 10 ); the liquid metal cooperative shape memory alloy linear driver 8 (see figure 1 ), including: twin double helix liquid metal synergistic shape memory alloy spring 1 (see figure 1 ); the twin-helical liquid metal cooperative shape memory alloy spring 1 is made of a helical shape memory alloy tube or wire 33 with the first hollow channel 2 structure (see figure 2 ); the twin-helical liquid metal synergistic shape memory alloy spring 1 includes: two helical shape memory alloy springs with the structure of the first hollow channel 2; one end of the hollow channel of the two helical shape memory alloy springs communicates and is connected into one , forming a twinned double helix struct...

Embodiment 2

[0046] Embodiment 2 of the present invention provides a laser-induced liquid metal cooperative shape memory alloy driving device, including: a graphene-type laser thermoelectric converter 15 (see Figure 9 , Figure 10 ), liquid metal synergistic shape memory alloy helical torsion driver 34 (see image 3 , Figure 4 ), comprising: a spiral liquid metal cooperative shape memory alloy spring 35, an open thin-walled sleeve 36, an elastic spiral structure layer 37; the outer layer of the elastic spiral structure layer 37 is an open thin-walled sleeve 36 (see Figure 4 ); the outer layer of the open thin-walled sleeve 36 is a helical liquid metal synergistic shape memory alloy spring 35; On the strip-shaped elastic helical structure layer 37; the helical liquid metal cooperative shape memory alloy spring 35 is made of a shape memory alloy wire with the structure of the first hollow channel 2 (see figure 2 ) form, so the helical liquid metal synergistic shape memory alloy spring...

Embodiment 3

[0052] Embodiment 3 of the present invention provides a laser-induced liquid metal cooperative shape memory alloy driving device, including: a graphene-type laser thermoelectric converter 15 (see Figure 9 , Figure 10 ), liquid metal synergistic shape memory alloy angle rotary driver 40 (see Figure 5 ); liquid metal synergistic shape memory alloy angle rotary driver 40 (see Figure 5 ), including: twin double-helix liquid metal synergistic shape memory alloy spring 1, bias spring 9, main shaft 41, drive line 42, friction wheel 43, intermediary disc 44, stop wheel 45, friction pawl 46; memory trained twins The hollow channel of the double-helix liquid metal cooperative shape memory alloy spring 1 is connected to the top 47 as the output end of the driving force, and is connected to the driving line 42; the driving line 42 is connected to the intermediate disc 44; the intermediate disc 44 is connected to the friction wheel 43; The wheel 43 is connected to the main shaft 41; ...

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Abstract

The invention discloses a laser led driving device of liquid metal cooperating with shape memory alloy. The laser led driving device comprises a graphene type laser thermoelectric converter and a driving device of liquid metal cooperating with shape memory alloy; the driving device of liquid metal cooperating with shape memory alloy comprises that the liquid metal flows in a hollow channel structure type shape memory alloy pipe or line to form heat conduction driven composite structure of liquid metal cooperating with shape memory alloy together with the shape memory alloy, a physicochemical modification layer and an adiabatic elastic protection layer and provide heat for shape memory alloy transferring and generate driving force synergistically; the driving device of liquid metal cooperating with shape memory alloy is combined with the graphene type laser thermoelectric converter to form laser led driving device of liquid metal cooperating with shape memory alloy for application in fields such as space remote control robots, industrial remote control robots, medical robots, battlefield remote control robots, field remote control robots, remote control manipulators and remote control engineering machinery.

Description

technical field [0001] The present invention relates to the driving field of remote-controlled robots, remote-controlled manipulators, remote-controlled medical robots and remote-controlled engineering mechanical devices, and relates to photothermal drive application technology of laser or solar energy concentrating, more specifically, to a laser-induced liquid metal synergistic shape memory alloy drive unit. Background technique [0002] In the application fields of space remote control robot, industrial remote control robot, battlefield remote control robot, medical robot, field remote control robot, remote control manipulator and remote control engineering machinery, drive components and drive technology are the core and important parts, and drive components are required to be easy to remote control, etc. advantage. At present, the driving mechanisms that are relatively mature and widely used mainly include electrostatic drive type, photostrictive type, electromagnetic d...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F03G7/00
CPCF03G7/005
Inventor 袁曦明袁一楠
Owner CHINA UNIV OF GEOSCIENCES (WUHAN)