Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention discloses a manhole cover with a dirt blocking function. The manhole cover comprises a cover body (1). The manhole cover is characterized in that a table body (2) which is arranged in a downward projecting way is arranged in the middle of the cover body (1), a plurality of elongated drainage holes (21) are formed in the table body (2), a plurality of dirt blocking teeth (22) which are in staggered arrangement are formed in the bottoms of the drainage holes (21) in the table body (2), and a hinged seat (23) is arranged on one side of the table body (2). The manhole cover has the advantages of strong drainage capacity, good dirt blocking capacity, high safety and reliability, good anti-theft ability and simple structure.
The invention discloses a manhole cover with a dirt blocking function. The manhole cover comprises a cover body (1). The manhole cover is characterized in that a table body (2) which is arranged in a downward projecting way is arranged in the middle of the cover body (1), a plurality of elongated drainage holes (21) are formed in the table body (2), a plurality of dirt blocking teeth (22) which are in staggered arrangement are formed in the bottoms of the drainage holes (21) in the table body (2), and a hinged seat (23) is arranged on one side of the table body (2). The manhole cover has the advantages of strong drainage capacity, good dirt blocking capacity, high safety and reliability, good anti-theft ability and simple structure.
BLOCKING LID OF MANHOLE COVER RECESS, LID BODY, AND RECESS BLOCKED MANHOLE COVER
| Europäisches Patentamt | 2015