Views: 0 Author: Site Editor Publish Time: 2022-08-31 Origin: Site
In order to ensure the safety and reliability of the use of the hydraulic prop, it is necessary to ensure that the technical and safety requirements of the maintenance process, according to the structural composition and characteristics of the hydraulic bracket, in accordance with the maintenance steps and attention in the maintenance process can be well completed the maintenance of the acrow prop, to achieve the safety of production under the premise of saving money and increasing efficiency.
Wave pressure bracket maintenance in the demolition of the acrow prop high pressure pipeline, must be the total valve off, and the operation handle to the left and right to move a little, back to the liquid, and then use a 40x 40MM2 old belt pressed on the quick connector, can be allowed to pry U-shaped card, the operator is strictly prohibited to put his head close to the quick connector.
When repairing the hydraulic prop, it is strictly forbidden for persons not related to the operation to pass through, i.e. stay or work in the scope of this bracket or the left and right two brackets. Bracket I must operate the bracket between the four columns of the bracket, and no part of the body may extend beyond the bracket. East bracket maintenance when replacing bracket parts, maintenance staff must stand in a safe place above the repaired parts diagonally, and must use 14# lead wire or 12.5MM small rope buckle to tie, in order to prevent the parts from accidentally falling down and tipping over and injuring people.
The adjustable props maintenance staff should make a good maintenance record, write down the maintenance support number, maintenance parts. If you want to oil and overhaul the coal miner drum, leave space for overhaul in advance. After the upper part of the coal miner is cut diagonally into the knife, here the bracket does not move, the hydraulic prop telescopic beam will be extended to connect the solid roof, and will be pushed out of the tail of the machine and This section of the scraper conveyor is pulled back. If the roof in front of this section is more than 0.34M, use a plank beam to hold the roof in front of the hydraulic prop.
Recently, the Jining High-tech Zone General Trade Union and the Human Resources Department of Jining High-tech Zone jointly announced the 2024 'High-tech Craftsman' list. Li Zhenbo, General Manager of Information Technology at China Coal Group and General Manager of Zhongyun Group, was awarded the title of 'High-tech Craftsman' for his outstanding contributions and innovative spirit.
On September 30th, China Coal Group held a grand cultural performance to celebrate the 75th anniversary of the founding of the People's Republic of China with the theme of 'Forging Ahead to Celebrate the Birthday of the People's Republic of China' in the conference center. The chairman of China Coal Group, Mr. Qiu Qing, the general manager of China Coal Group, Mr. Han Yong, and all the members of the leadership team of China Coal Group attended the event and witnessed the grand celebration together with more than 1,000 employees on the spot. The cultural performance was conducted in the way of 'on-site + webcast', aiming to show the spirit of the cadres and workers of China Coal Group and express the love and blessing to the great motherland through colorful cultural programs.
On September 29th, in this season of autumn and fruitfulness, China Coal Group, full of joy and pride, participated in the ‘Harvest Celebration and National Day’, which was jointly organized by Jining Hi-Tech District Federation of Trade Unions and Jiezhuang Street to welcome the 75th anniversary of the founding of New China and the Farmer's Harvest Festival.
