Regeneration ink box

Abstract

The utility model provides a regeneration ink box, which comprises an original ink box and an external member which are communicated with each other, the original ink box is provided with a first box body, a first ink cavity which is formed in the first box body and is used for accommodating ink, and an ink inflow part which is communicated with the first ink cavity; the external part comprises a second box body, and a second ink cavity used for being in fluid communication with the first ink cavity is formed in the second box body; the multiple cavities are formed in the second ink cavity in a separated mode and communicate with one another; the air passage is arranged on the top wall, facing upwards, of the second box body; an ink flow passage supplying ink in the second ink chamber to the first ink chamber, the ink flow passage having an ink transfer portion formed therein for transferring the ink in the second ink chamber to the first ink chamber; the air guide port is communicated with the second ink cavity and the atmosphere; the opening of the air guide port, the opening of the ink inflow part and the opening of the ink transfer part all face the direction parallel to the front-back direction; according to the scheme, the air guide structure of the regeneration ink box can be optimized, and the air tightness of the regeneration ink box is improved.

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