Ordinary Employee Zhang Kejing Invented The World'S First Pair Of "Iron Shoes".

How to climb a 20 metre high cement pole? Electrician Li Qiang puts on a pair of "poles".

"," miso and miso "climbed to the top of the pole in dozens of seconds.

In our country and even the rest of the world, countless workers in power, communication, municipal and other industries use the "iron shoes" to climb high poles to carry out aerial operations.

Since the advent of "iron shoes", people have enjoyed its convenience, but few people know that the inventor of these "iron shoes" is Zhang Kejing, an ordinary employee of the Zibo power supply company of the State Grid.

"In 1960, I just joined the work for a year. I saw that the teachers were climbing the poles with a tool called" triangle board ". Two pieces of rope were made of wooden boards. It was dangerous and hard to climb one step by step, and it took more than 20 minutes to climb a pole.

Zhang Kejing, who retired in 1987, still remembers clearly.

"I just want to get a tool out so that everyone can't be so tired."

The surface of the cement pole is smooth, so we must solve the problem of skid resistance.

The pole must be thick and thin, so it must be adjusted freely.

After the design and improvement, the pair of iron shoes gradually has a flexible sucker, with adjustable telescopic steel pipes, and the foot buckle has the function of automatic loosening.

When climbing pole, the worker only needs to move a foot, and the iron shoe can be automatically tightened or loosened.

At the end of the year, the pair of "iron shoes" came out, which was welcomed by workers and was known as "Ke Jing tie shoes".

In the 70s of last century, the Ministry of water and electricity held a special appraisal meeting in Zibo. "Iron shoes" became popular throughout the country.

"It is a great invention that affects the development of electric power.

Power providers are still sticking to such innovative ideas, simple and practical, from the first line, to the first line.

Li Jianpeng, general manager of State Grid Zibo power supply company, said that under the guidance of the innovative spirit of the pair of iron shoes, innovation and competition have always been the main theme of the company's development.

Today, the State Grid Zibo power supply company has hundreds of "worker inventors" like Zhang Kejing and countless practical and effective innovations.

"In the past 10 years alone, the company's 22 innovation studios have achieved 412 innovative results and created 67 million yuan in economic efficiency."

Lv Xuegui, Secretary of the Party committee of the company.

"Kjing iron shoes" is the start of the company's innovation and entrepreneurship story, after that, one of the "Zhang Kejing" came to the front, and continued to write a new "iron shoes" Innovation story.