Street tree base exposed pit filling protection device

The utility model discloses a street tree base exposed pit filling protection device. The device comprises a first bottom plate and a second bottom plate, bottom air holes are formed in the outer walls of the tops of the first bottom plate and the second bottom plate; bottom trunk holes are formed i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WU YIMIN, GAO HUACUN, ZHANG MINGSHUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED FISHING FIXED CONSTRUCTIONS FORESTRY HORTICULTURE HUMAN NECESSITIES HUNTING MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR TRAPPING WATERING
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Beschreibung
Zusammenfassung:	The utility model discloses a street tree base exposed pit filling protection device. The device comprises a first bottom plate and a second bottom plate, bottom air holes are formed in the outer walls of the tops of the first bottom plate and the second bottom plate; bottom trunk holes are formed in one side of the first bottom plate and one side of the second bottom plate. Bottom connecting grooves are formed in the two sides of the first bottom plate correspondingly. Bottom connecting protruding blocks are arranged on the two sides of the second bottom plate. The positions of the bottom connecting lugs correspond to the positions of the bottom connecting grooves; a first top plate and a second top plate are arranged on the outer walls of the tops of the first bottom plate and the secondbottom plate correspondingly. The first bottom plate and the second bottom plate are inclined plates; top air holes are formed in the outer walls of the tops of the first top plate and the second topplate, top trunk holes ar