| 摘要 |
FIELD: construction.SUBSTANCE: device comprises a facility for water intake and a facility for adjustment of water intake depth. Facilities are made in the form of a pipe with a closed upper end. The pipe has one or two longitudinal slots at different parts along its height. The shield gate closes each cut on the pipe and is equipped along the perimeter with a sealing element, and is also fixed to the upper end of the pipe with a stem. At the same time the pipe, shield gates and stems are made as capable of displacement and fixation of gates along their length.EFFECT: simplified manufacturing and operation of a device, possibility for expansion of its usage area.1 dwg |
