Combined type hand hole tool convenient to disassemble

The utility model discloses a combined type convenient-to-disassemble hand hole tool which comprises a metal hand hole box, the metal hand hole box is of a big-end-down trapezoid cavity structure composed of a left steel plate, a right steel plate, a top steel plate, a bottom steel plate, a front st...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHEN CHANGBANG, TIAN ZHUANZHUAN, DING JINDONG, SHEN HAO, WANG TING, ZOU MENGFEI, FENG JUNCHAO, CHEN GUIXI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a combined type convenient-to-disassemble hand hole tool which comprises a metal hand hole box, the metal hand hole box is of a big-end-down trapezoid cavity structure composed of a left steel plate, a right steel plate, a top steel plate, a bottom steel plate, a front steel plate and a rear steel plate, a fixing hole is formed in the bottom steel plate, a nut is welded to the inner side of the bottom steel plate, and the front steel plate and the rear steel plate are connected through a bolt. And a foam plate is arranged at the top of the metal hand hole box and is coated with an exposed aggregate layer. A big-end-down trapezoid design is adopted, and dismounting is convenient. The utility model solves the problems that the traditional hand hole groove made of foam is irregular in molding size and easy to float and deviate, and solves the problems that a full-steel hand hole is easy to cause the blockage of a wire pipe, the deformation of the wire pipe is easy to cause when a tool