Impact-resistant buffer type drainage well lid
The utility model discloses an anti-impact buffering type drainage well lid which comprises an installation outer ring, a well lid body is arranged in the installation outer ring, a clamping ring is arranged on the inner wall of the bottom end of the well lid body, and a buffering structure is arran...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an anti-impact buffering type drainage well lid which comprises an installation outer ring, a well lid body is arranged in the installation outer ring, a clamping ring is arranged on the inner wall of the bottom end of the well lid body, and a buffering structure is arranged between the well lid body and the clamping ring. According to the anti-impact buffering type drainage well lid, installation is carried out through pre-burying of the pre-buried ring body, the stability of the whole well lid after installation is improved, the whole supporting effect is improved due to the fact that the multiple inclined supporting plates are arranged on the outer side wall, the clamping blocks are screwed into the limiting grooves for limiting, the installation convenience is improved, and the anti-impact buffering type drainage well lid is convenient to install. Under the condition that the buffering structure rebounds, the well lid body is driven to abut against the upper end of the limiting |
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