The gospel of physical workers!100 pounds of heavy objects, relaxed!

Author:Institute of Physics of the Ch Time:2022.06.26

When I was young, everyone may have fantasized that Iron Man became a hero to protect world peace.

In addition to the longing for heroes, it is estimated that many people are just obsessed with Iron Man's clothes. The shape is cool, but nothing can be said.

Really heroes don't look back at the explosion

Picture source: Iron Man

But have you ever thought that in the future, maybe everyone can put on a mechanical armor to become "iron people"?

In the game "Death Strang", the protagonist of the waste soil courier wears a equipment called power skeleton, and you can run around with an amazing weight of the goods.

Rush

Picture source: stranded death

Two years ago, the setting of science fiction games appeared on the streets of Shanghai -the takeaway brother's legs wearing a mechanical skeleton, and it was easy to carry a large takeaway box with its support.

Completely consistent

Picture source: interface news

This kind of mechanical structure that fits the human body and provides support for the human body has a special name called "mechanical exoskeleton". The takeaway brother uses an exogenous bone of the lower limbs, consisting of multiple components such as carrying systems, hip joints, knee joints, ankle landing parts, which can help him carry up 100 pounds of items.

Lower limb exoskeleton certificate

Photo source: ULSROBOTICS

So how does this flat steel plate make the takeaway brother transform into a strong?

This lower limb exoskeleton is a kind of power exoskeleton, also known as active exoskeleton. As the name suggests, this exoskeleton is driven by electricity, providing extra power with electricity. One reason for "active type" is because this exoskeleton actively cooperates with people's actions.

Everyone wearing exoskeleton has different purposes and exercise habits. At the beginning of the use, exoskeleton needs a process of adapting to users. After a period of getting along, the exoskeleton is gradually familiar with the user's exercise habits, which can more and more accurately judge their sports intentions and cooperate with them to make the most appropriate help.

Thinking about this, power exoskeleton can respond to the outside world, which is a bit similar to the robot. Therefore, we usually call it exoskeleton robot.

I will think!

Picture source: Robotics Business Review

What does the robotic leg of the takeaway brother have to do with Iron Man?

As a machine device that enhances human body ability, the ultimate form of exoskeleton can of course be a meso of Iron Man. Although it is not comparable to Stark Industry to achieve various anti -sky operations, there are now existing external bone bone power services for specific industry workers to help their work.

A little mech flavor

Picture source: SARCOS

This skeletal dynamic service called Gaurdian Xo is a great savior of physical workers who work in factories, construction sites, warehouses and other scenarios. Its battery has an 8 -hour battery life, which can enhance the power of 20 times the power of workers, allowing them to lift up to 180 catties of weight. Not only can it enhance the strength, this power service can also help workers fight against the obstacles of gravity and inertia in the process of operation, making their movements easier and smooth, and reducing muscle strain.

At present, the most widely used field of mechanical exoskeleton is physical labor. Enhance the power gloves of grip, the shoulder and neck support of the top operation, the back support for the backing of heavy objects to squat ... All kinds of exoskeleton support for different body parts, and to build, electrician, logistics and other rows The physical labor workers in various industries plus "BUFF" not only save effort, but also help reduce the risk of injury.

Gloves

Picture source: BIOSERVO Technologies

Shoulder and neck support

Picture source: lavitate technology

Back support

Photo source: exoskeleton report

In addition to physical labor, where can the mechanical exoskeleton be used?

Medical is another important area for exoskeleton applications. The specially designed lower extremity exoskeleton can help people who have damaged walking ability caused by stroke and spinal injury and other diseases to recover faster and walk down again.

Help spinal injury patients

Walking exoskeleton

Accelerate the recovery of stroke patients

Exoskel

Even the exoskeleton that helps walks can enter everyone's daily life. Not only will you transform into a sculfic leg, but you can also generate electricity while walking?

Researchers at Stanford University developed an electric power -driven lower limb exoskeleton. After wearing college students, their walking speed increased by 40%.

Another group of researchers at Queen University in Canada designed an exoskeleton that comes with a power generation device -the mechanical energy generated by the leg muscles when the power generation device captures the leg muscle, which can be converted into electrical energy to charge a small -power electronic device. In this way, you do n’t have to worry about going out without charging treasure. You can charge the mobile phone while walking!

Human -style Pikachu!

Picture source: Tenor

At the same time as power generation, the body energy consumed by the wearer will be reduced by 2.5%. Every time people walk, every step of walking, before the legs are exposed to the ground, the thigh muscles need to shrink to "brake" the legs, and this process needs to consume energy. The exoskeleton judgment of the wearer's walking movement provides auxiliary force for muscle when the "brake" is required, which can reduce the energy consumed by the human body.

Such an exoskeleton may become another kind of mobility that is both light and fast outside the bicycle in the future. Every step goes faster and easier. There is no reason to go out to take a walk for healthy fitness! In addition, the exoskeleton is not necessarily hard -look at this personal power service made of soft materials, although the power can be stored is limited, it is enough to help the key muscle groups, helping the wearer to complete it easier to complete Go up and down the stairs, get up, etc. This is particularly helpful for the elderly with difficulty in action.

Soft and close!

Picture source: Superflex

Friends who like outdoor activities such as climbing, climbing, skiing, etc. If you have such a set of light and personal clothes, wouldn't it be a beautiful thing!

In the future of extensive application of exoskeleton, takeaway brothers and construction workers can complete their work easier and safely, and stroke patients can return to normal walking faster, and if you see people wearing lower limbs on the street, TA Maybe it's just out of power on the phone.

When machines can adapt to humans and cooperate with humans, the relationship between human and machines will be closer, and will the boundaries between humans and machines become blurred? Will the current status of machine -assisted physical workers eventually evolved into machines instead of humans? The popularity of exoskeleton will also trigger further thinking about human -machine relations.

参 Turn up and down to view reference content

· Https://www.jiemian.com/article/4299951.html

· Https: //www.sarcos.com/products/guardian-xo-powered-erxoskeleton/

· Https://www.bigrentz.com/blog/construction-Exoskeletons

· Http://news.yangtse.com/zncontent/785333.html

· Https://ieeexplore.ieee.org/document/9408629

· Https://www.science.org/doi/10.1126/science.aba9947

· Https://www.x-mol.com/news/679256

· Https://www.nytimes.com/2021/08/18/well/move/exoskeleton-walking-running.html

· Https://www.nbcnews.com/mach/innovation/robotic-erxoskeletons-Are-llanging-lives-surprising-ways-n722676

Xie Xie: Wang Ranran, a researcher at the Shanghai Silicate Research Institute of the Chinese Academy of Sciences, provided scientific guidance for this article.

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