| 摘要 |
A filling structure of a painting device includes a combining base and an urging element. The top surface of the combining base has a combining tank, the bottom of which is formed with a through hole for the disposition of an urging element. The bottom of the combining base has a combining part for connecting to a painting device. The urging element has a guiding channel inside. One end of the guiding channel is inside the combining tank, and the other end is inside the painting device.
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