Wall hole cleaning device

The utility model discloses a wall hole cleaning device which is used for removing a sleeve embedded in a wall hole and comprises a force application rod, an abutting portion and a handle portion, the length of the force application rod is larger than the depth of the hole, and the radial size of th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CAO JIANHUI, SUN MINXUAN, NING HAO, HE CHENGJIN, FENG SONGQING, SUN ZHIYONG, ZHONG HAIJUN, WANG SHAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a wall hole cleaning device which is used for removing a sleeve embedded in a wall hole and comprises a force application rod, an abutting portion and a handle portion, the length of the force application rod is larger than the depth of the hole, and the radial size of the force application rod is smaller than the radial size of the hole. The first end of the force application rod is used for externally applying axial pressure so that the force application rod can move in the depth direction of the hole. The abutting part is detachably connected to the second end of the force application rod and used for abutting against any free end of the sleeve, and the maximum radial size of the abutting part is smaller than or equal to the radial size of the hole; the handle part is connected with the side wall of the force application rod and is arranged close to the first end of the force application rod. According to the hole cleaning device, the abutting part is driven to move the sleeve o