Speed change structure of reciprocating vacuum pump

• Main Authors: YANG XINTONG, SUN YUEXI, YANG SHIJIE, SUN YUEFENG
• Format: Patent
• Language: Chinese; English
• Published: 14.03.2023
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model relates to a reciprocating vacuum pump speed change structure which comprises a speed changer body, a heat dissipation device, a lubricating device and a fixing device are installed on the speed changer body, the heat dissipation device comprises a heat exchange winding and a magnet adsorption disc, the speed changer body is connected with the heat exchange winding, and the heat exchange winding is connected with the magnet adsorption disc. The magnet adsorption disc is provided with a heat conduction rod, the heat conduction rod is provided with a heat dissipation cap, the lubricating device comprises a connecting pipe and a lubricating barrel, the transmission body is connected with the connecting pipe, a control valve is arranged on the connecting pipe, the connecting pipe is connected with the lubricating barrel, and the fixing device comprises a first fixing plate, a spring, a second fixing plate and a limiting rod. The center position of the first fixing plate is connected with the lim