‌1. Overview

This product is a safety protection device used in coal mine rail transportation, using gas power to realize the closure of the sleeper gate, relying on the spring force to open automatically, in the open blocking state.QWZC series pneumatic sleeper gate is always in the opening blocking state of the mine car in one direction, blocking the mine car in this direction, preventing the mine car from self-slipping, when the mine car in this direction is required to pass through the sleeper gate, the use of pneumatic operation to close the sleeper gate to let go of the mine car, and the mine car can automatically open after the mine car passes through the gate. When the ore car passes through, the sliding gate can be opened automatically. When the mine car in this direction needs to pass through the sleeping brake, the pneumatic operation can be used to close the sleeping brake to release the mine car, and when the mine car passes through, the sleeping brake can be opened automatically.

2. Performance Characteristics

(1). Pneumatic operation, quick action, labor-saving operation.

(2). The switch can be operated far away from the blocker, safe and reliable.

(3). Simple structure, small volume, light weight, easy installation and maintenance.

3. Technical Parameters