Longitudinal outlet closing device for tunnel case of enterprise, has closing plate for closing longitudinal outlet of tunnel case, and connection unit connecting plate with base lugs, where connection unit has axle integrated on plate

摘要

The device (200) has a closing plate (210) for closing a longitudinal outlet (170) of a tunnel case (100), and a connection unit (220) connecting the plate with base lugs (150). The connection unit has an axle (224) longitudinally integrated on the plate, where free ends of the axle are respectively restrained on the lugs. The axle is housed in housing (222) that is formed on a longitudinal edge of the plate. A supporting wall (230) is formed on another longitudinal edge of the plate.