Two -stage screw rod expander interstage heating structure

• Main Authors: XU RUHONG, WANG JING, HU JIANJUN, ZHANG KAICHUANG, CHEN RUI
• Format: Patent
• Language: Chinese; English
• Published: 20.04.2018
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES; STEAM ACCUMULATORS; STEAM ENGINE PLANTS; STEAM ENGINES; WEAPONS

The utility model relates to a screw rod expander technical field specifically is a two -stage screw rod expander interstage heating structure, and it can solve the problem that improves the economicnature that the inlet temperature brought, and it includes the one -level casing, second grade inlet end bearing frame is installed to one -level casing exhaust end, be provided with the gas passage in the one -level casing, the main oil inlet that has vertical layout is opened on the top of one -level casing, open the upper end in the one -level casing has the intercommunication the horizontal oil duct of main oil inlet, second grade inlet end bearing frame open have with horizontal oil duct corresponds the second oil duct of intercommunication, a serial communication port, horizontal oil duct is close to open second grade inlet end bearing frame one side has the intercommunication the recess of gas passage. 本实用新型涉及螺杆膨胀机技术领域，具体为种两级螺杆膨胀机级间加热结构，其能解决提高入口温度带来的经济性的问题，其包括级壳体，所述级壳体排气端安装有二级进气端轴承座，所述级壳体内设置有气体通道，所述级壳体的顶端开有