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Pneumatic car arrester Two-way car arrester Pneumatic car arrester product description
Series pneumatic car arrester is an indispensable safety protection device in the process of coal mine rail transportation. It is used in coal mine transportation routes to control mine cars. Positioning stop, preventing the mine car from sliding away, dividing the car and removing the hook, etc. The series of pneumatic car arresters are wheel blockers. This device uses gas power to open and close the wheel blocks, which can easily block and stop the mine cars, thus providing an effective guarantee for the safety of coal mine rail transportation. This product has been widely used in coal mining enterprises across the country.
The series of pneumatic car arresters include pneumatic, manual general type (), simple type (), and two-way car arrester ().
Structural features of pneumatic car arrester
.Simple structure, low cost, easy installation and maintenance
.Pneumatic operation, labor-saving operation, safe and reliable.
Working Principle of Pneumatic Car Arrester
The wheel blocks of the series of pneumatic car arresters are designed on the outside of the track. The working principle is to pull the control valve of the air control box, and the cylinder pushes the wheel blocks to open. When the mine car passes , reversely pull the control valve of the pneumatic control box, and the cylinder pushes the blocking wheel block to close, thereby blocking and stopping the mine car.
Technical Parameters of Pneumatic Car Arrester
Model
Track Gauge㎜
Maximum Wheel Block Displacement㎜
Cylinder Specification㎜
Rated Pressure




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Jining Dongda Mechanical and Electrical Co., Ltd. is located in Shandong, the hometown of Confucius and Mencius. Jining City in the province is surrounded by scenic spots such as San Kong Holy Land, Mount Tai, Weishan Lake, and Shuibo Liangshan. It is adjacent to the Beijing-Shanghai Railway to the east, the Beijing-Hangzhou Canal to the west, and the Ridong Expressway to the north. The transportation is convenient and extends in all directions. The company has a registered capital of 10,000 yuan, an area of square meters, and total assets of more than 100 million yuan. The company has strong technical force, currently has many employees, including many professional and technical personnel, and has more than 3 sets of main production equipment and testing and testing instruments. It has formed a comprehensive capacity of annual production and sales of mining products exceeding 100 million yuan.