Dust sprayer for printing

Patent name A type of powder sprayer used for printing Patent applicant Chen Xuexiang Principal applicant Address 334500 Xixiang Village, Jiaxuan Township, Qishan County, Jiangxi Province Inventor Chen Xuexiang Application (patent) No. 200420098908.2 Date of application 2004.11.12 Award date Approval notice No. 2737549 Auditing Announcement Date 2005.11.02 Manual CD-ROM D0544 Main Classification Number B41F23/06 Classification Number B41F23/06 Sub-division Original Application Serial No. of Priority Claims Abstract This utility model discloses a duster for printing which includes The high-pressure cup of powder, the upper part of the high pressure cup is provided with an air outlet and the bottom is provided with an air inlet. The air outlet is connected with the powder spraying head through the air outlet pipe, and the air inlet is connected with the air pump through the air inlet pipe and the air inlet pipe is There is also a bypass pipe connected between the air ducts, and a bypass valve is provided on the bypass pipe. With this structure, the size of the airflow entering the cup body can be adjusted by adjusting the size of the bypass valve, so that the powder spraying head can maintain sufficient powder pressure to achieve effective coverage of the ink, and can be adjusted very conveniently. The amount of powder in the cup body avoids powder waste caused by excessive powder output. Sovereignty item 1. A duster for printing, characterized in that it comprises a high-pressure cup filled with powder, the upper part of the high pressure cup is provided with an air outlet and the bottom is provided with an air inlet, and the air outlet is passed through the air outlet tube and sprayed. The powder head is connected, the air inlet is connected with the air pump through the air inlet pipe, and a bypass air pipe is also connected between the air inlet pipe and the air outlet pipe, and a bypass valve is arranged on the bypass air pipe. International Application International Announcement Date of Entry into the Country Patent Agencies Xiamen Qiong Jun Patent Office Co., Ltd. Agency Address Agent Lian Yaozhong