Shandong Zhongyan Mining Equipment Manufacturing Co

Shandong Zhongyan Mining Equipment Manufacturing Co., Ltd.
Contact Manager Li
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Easy to use in the mine, hydraulic column returner for recycling single hydraulic props, The column backer recognized by coal miners is convenient, durable and highly efficient! If you want to buy a pillar ware, look for Shandong Zhongyan! !
Type 1
Parameters of hydraulic column backer
⑴ Rated pulling force
⑵ Rated liquid pressure
⑶ Maximum telescopic stroke Ⅰ type Ⅱ type
⑷ Hooks at both ends Head center distance Type I
⑸ Weight Type I㎏
Type II㎏.
Type 2
Characteristics of Type 2 Hydraulic Column Returner
Structural Features This product is mainly composed of a hydraulic cylinder reversing valve and a traction chain. The hydraulic cylinder is the main component of this product. Its structural features are as follows
The hydraulic cylinder is made of thick seamless steel pipe and has surface anti-corrosion treatment.
The surface of the piston rod is chromium-plated, which has good anti-corrosion and wear resistance.
Using polyurethane sealing ring, it has good sealing performance and long service life
The traction chain adopts high strength and arc butt welding technology.
The reversing valve is a manual rotary valve, which is easy to use and has good sealing performance

Introduction to the three-type hydraulic column backer
This product is suitable for coal mining face withdrawal support equipment The application, especially when used on the working surface of a single hydraulic pillar, can greatly reduce the labor intensity, save the time of returning the pillar, and improve the efficiency of the pillar returning. Moreover, since it can be operated away from the column when returning to the column, safety can be greatly improved.