Self tapping precession formula geotome

Self tapping precession formula geotome

The utility model provides a portable self tapping precession formula geotome, the outer wall of bit body (7) be helical shape cutting edge (5), form spiral shell hand groove (4) between cutting edge(5) and cutting edge (5), the inside of bit body (7) is smooth inner wall, drilling rod pole body (3)...

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Hauptverfasser: WANG FANGNIAN, LUO MINGYUN, ZHANG JUN, SHU QIUGUI, JIA CHUNRONG
Format: Patent
Sprache:chi ; eng
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INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
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creator WANG FANGNIAN
LUO MINGYUN
ZHANG JUN
SHU QIUGUI
JIA CHUNRONG
description The utility model provides a portable self tapping precession formula geotome, the outer wall of bit body (7) be helical shape cutting edge (5), form spiral shell hand groove (4) between cutting edge(5) and cutting edge (5), the inside of bit body (7) is smooth inner wall, drilling rod pole body (3) one end is connected with bit body (7), the other end is connected with drilling rod handle (2), bulldozing pole body (6) sets up in drilling rod pole body (3), bulldozing pole handle (1) is connected to bulldozing pole body (6) upper end, the lower extreme connection sets up bulldozing tray (9) in the bit body. The utility model provides an area comparatively hard at soil texture or that the glutinous grain content of soil is higher when gathering original state soil, traditional geotome is difficult to to go deep into the soil body, consumes physical power, inefficiency and to sampling depth's control accurate problem inadequately. 本实用新型提供种便携式自攻旋进式取土器，所述的钻头体(7)的外壁为螺旋形的切削刃(5)，切削刃(5)与切削刃(5)之间形成螺旋槽(4)，钻头体(7)的内部为光滑内
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subjects INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
title Self tapping precession formula geotome
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