1. Overhead filter press have high safety structure and beam; 2. The structure of pulling plate transmission mechanism is simple; 3. Maintenance workload is the lowest; 4. Overhead filter press is convenient and easy to change the filter cloth; 5. Easy inspection and improvement of sludge discharge without dead corner; 6. Safety protection light curtain: 7. Overhead filter press more convenient to operation; 8. Failure rate of overhead filter press is low 9. The head pipe assemble before delivery as a skid. 10.The 2000mm*2000mm overhead filter plate max 147 pieces, equivalent to a single area of 1000m2,