| 摘要 |
<p>A developer supply device, comprising a box body and a gear set which is arranged at one end of the box body. The box body comprises a developer storage area (103) which accommodates a developer, and a developer supply portion (1082, 2082) which supplies the developer outwards, wherein a lower part of the developer supply portion (1082, 2082) is provided with a developer supply port (1083, 20823); a control mechanism which controls the developer so that it flows out from the developer supply port (1083, 20823) is arranged in the developer supply portion (1082, 2082); the developer supply portion (1082, 2082) comprises an inner wall, and the inner wall is a part of a cylindrical cavity; the developer supply port (1083, 20823) is arranged at the lower part of the inner wall; and the control mechanism comprises a powder feeding wheel (120, 330, 420), wherein a plurality of baffle plates (122, 322, 500) which are arranged radially along a central axis (121, 331, 421) are arranged on the powder feeding wheel (120, 330, 420), the powder feeding wheel (120, 330, 420) is coaxial with the central axis of the inner wall and is driven by the power from the gear set, and the edges of the plurality of baffle plates (122, 322, 500) abut the inner wall. The control mechanism has a simple structure, high reliability and low production costs.</p> |
