| 摘要 |
<p>The present invention relates to a hopper having a roller gate and, more specifically, relates to a hopper having a roller gate capable of solving all types of problems occurred when an opening speed and a closing speed of each door are not the same as a difficulty of controlling an operation speed of both driving cylinders is broken by providing a new structural opening and closing unit completely breaking a structure of an existing both-sided door opened and closed by the cylinders; and reducing a manufacturing, maintenance, and repair costs by making the structure simple. The gate hopper comprises: a main body having a receiving space formed therein to receive sludge, and an opening formed on the lower part; a gate part formed on the main body to open and close the opening; and a driving part formed on the main body to rotate the gate part.</p> |
