| 摘要 |
FIELD: engines and pumps. ^ SUBSTANCE: proposed system consists of fluid guide system and electrical conducting system. Fluid guide system consists of upper joint assembly, safety device, fluid guide hose, drive mechanism, shaft coupling, first circular chamber, second circular chamber, third circular chamber, fourth circular chamber and fluid outlet. First circular chamber, second circular chamber, third circular chamber, fourth circular chamber and fluid outlet are adequately connected with well fluid pipeline. Electric conducting system consists of motor supply conductor, safety device central hole, fifth circular chamber and outlet hole for conductor. ^ EFFECT: low production costs, ease of assembly and servicing. ^ 7 cl, 3 dwg |
