Hydrofluoric acid pre-reactor spiral main shaft assembly

• Main Authors: LIU BIN, SHI PEIMIN, JIANG JIANXUE, CHEN ZHENGHUA, LIN TAO, CHENG WU
• Format: Patent
• Language: Chinese; English
• Published: 25.01.2022
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

The utility model discloses a hydrofluoric acid pre-reactor spiral main shaft assembly which comprises a cylinder body and a spiral main shaft arranged in the cylinder body, a spiral shaft sleeve is sleeved on the spiral main shaft, and a main shaft end nut is arranged at one end of the spiral main shaft. The shaft head side of the other end of the spiral main shaft is sequentially sleeved with a spring seat, a packing section disc spring, a fixing seat and a packing section oil cylinder, one end of the packing section disc spring is connected with the spring seat, the other end of the packing section disc spring is connected with one end of the fixing seat, the other end of the fixing seat is connected with one end of the packing section oil cylinder, and the other end of the packing section oil cylinder is connected with the packing section disc spring. The other end of the packing section oil cylinder is connected with the spiral shaft sleeve, a shaft key is arranged on the spiral main shaft in the axial d