New Center
What is the anchor beam system of anchor rods?At present, in the production mines of various companies in China, some of the mining depth has reached more than 500-1000 meters, and the ground stress, surrounding rock force and deformation are complicated and diverse, a single anchor support can no…
2024/03/04 15:23
The main factors of integrity and stability of anchor supportThe put into use of anchor rods eliminates the hidden dangers in safety production to a certain extent and reduces the labor intensity of workers. The synchronized water injection design of anchor rods effectively prevents sparks…
2024/02/26 14:14
The first lesson of 2024 on work safety was held by Ruiyu staff.In order to solidly carry out a good start of production safety "first class" activities, to prevent the resumption of production safety accidents during the resumption of production, hosted by the Office of the Provincial Emergency…
2024/02/18 13:58
Principle analysis of the collapse reduction effect of left-handed anchorsIf the unstable rock layer of the vault is regarded as the combined beam (plate) supported by the side wall, because the anchor hanging on the stable surrounding rock can be regarded as the fulcrum, the installation of left-…
2024/01/29 09:48
Borehole diameter of anchor rods is related to soil conditionsWhat is the typical drilling diameter of anchor rods?Anchor bar is a common foundation reinforcement material used in construction projects. It is made by pre-burying steel bars in the soil, and then pre-stressing and mechanically…
2024/01/22 09:14
Mining roadway anchors in the use of what to do before the inspectionMining anchor is the basic component of tunnel support in contemporary coal mines, which is used in the support of the surrounding rock of the mine tunnel and underground project, and can ensure the stability of the surrounding…
2024/01/14 13:55
Background on Hollow AnchorsTo better understand the mechanics involved in load transfer between anchors and mine rock, the Bureau of Mines initiated a program to study the load transfer mechanics of passive, fully grouted hollow anchors. This work was accomplished in support of the Bureau's goal…
2024/01/08 15:39
Ruiyu Company Organized the Seminar Activity of "Contributing to the Company in the Post and in the State"In order to guide the majority of employees to further unify their thinking, cohesion, based on their positions, unity and struggle, and enterprises to actively deal with the current severe…
2024/01/02 09:22
Ruiyu Company Organizes Emergency Rescue Knowledge TrainingIn order to protect the safety of employees and pay attention to their health condition in real time, Rayou Company has equipped workshops with special first-aid medicine boxes, blood pressure monitors, patchouli, quick-acting heart pills…
2023/12/25 09:50
Ultra-Deep Coal Mining Vertical Shaft To Crack The Support Problem A few days ago, a group company improved the design of cyclic step of over-head support, which solved the problems of roof crushing caused by repeated support. This process is the first time to be applied in the domestic extra-…
2023/12/18 13:35
Under the severe coal situation, the trade union of Ruiyu Company innovates and develops thinking, constantly improves and perfects the trade union systems, promotes harmonious labor relations, improves the working environment of employees, and promotes the healthy and harmonious development of the…
2023/12/02 09:48
In order to effectively improve the level of job skills of the company's employees and vigorously promote the smooth development of job training activities, the company carried out a job skills competition on November 28 in the anchoring agent workshop.The skills competition is divided into…
2023/12/02 09:30