Patent ID: 11945224
Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. An inkjet printing device, comprising:
a print head configured to discharge printing material;
a first container configured to store a solvent for cleaning the print head;
a first pipeline, wherein an input end of the first pipeline is in communication with first container, and an output end of first pipeline is in communication with the print head;
a first valve provided on the first pipeline; and
a circulation assembly configured to receive a waste liquid flowing out from the print head and to output the solvent and/or the printing material;
wherein the circulation assembly comprises a third container, a third pipeline, a third valve, and a fourth pipeline; and an input end of the third pipeline is configured to receive the waste liquid, an output end of the third pipeline is in communication with the third container; the third valve is provided on the third pipeline; the third container is arranged below the first container, the third container is configured to store the waste liquid and to evaporate the solvent in the waste liquid; an input end of the fourth pipeline is in communication with the third container, and an output end of the fourth pipeline is in communication with the first container;
wherein the fourth pipeline comprises an input section and an output section; and the circulation assembly further comprises a heating element and a condensing element, the heating element is arranged in the input section, and the condensing element is arranged in the output section.