Detachable welding preheating device

• Main Authors: XING WENJIE, WU SHUANGHUI, LI TAILING, LIU YUDONG, LEE MYUNG-KYU, HUANG WEI
• Format: Patent
• Language: Chinese; English
• Published: 12.07.2022
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The utility model discloses a detachable welding preheating device which comprises a supporting mechanism, an air outlet pipe and a fixing plate arranged on the surface of the air outlet pipe. And the control mechanism comprises a first air inlet pipe, a second air inlet pipe arranged at the rear end of the first air inlet pipe, a nozzle arranged at the rear end of the second air inlet pipe, and a connecting plate arranged on the surface of the first air inlet pipe. The device has the advantages that the first air inlet pipe is arranged and matched with the second air inlet pipe and the nozzle to convey air in the inner cavity of the air outlet pipe, the connecting plate is arranged to support the fixing block, and the fixing block is arranged to be conveniently matched with the fixing plate to support and fix the first air inlet pipe; and when needed, a user can disassemble the nozzle, the second air inlet pipe and the first air inlet pipe, so that the device is convenient to disassemble and assemble, and th