JPH02136188U - - Google Patents
Info
- Publication number
- JPH02136188U JPH02136188U JP4460289U JP4460289U JPH02136188U JP H02136188 U JPH02136188 U JP H02136188U JP 4460289 U JP4460289 U JP 4460289U JP 4460289 U JP4460289 U JP 4460289U JP H02136188 U JPH02136188 U JP H02136188U
- Authority
- JP
- Japan
- Prior art keywords
- pile hole
- blade
- hole drilling
- rod body
- rotates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005553 drilling Methods 0.000 claims description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 238000004898 kneading Methods 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
Description
第１図は、この考案の一実施例を示す断面図、
第２図は同じく、第１図の−線断面図、第３
図は、同じく杭穴用掘削刃を示す概略平面図、第
４図は、同じく根固め部用掘削刃を示す概略平面
図、第５図は同じく根固め部を掘削している状態
の断面図、第６図は同じく掘削用ロツドを抜き出
している状態の断面図、第７図は同じく杭を設置
終了した状態の断面図である。
１……杭穴掘削用ロツド、２……ロツド本体、
６……練り付けドラム、７……杭穴用掘削刃、８
……根固め部用掘削刃、１５……既製杭、１５ａ
……中空部、１６……杭穴、１８……根固め部用
の穴。
FIG. 1 is a sectional view showing an embodiment of this invention.
Similarly, Fig. 2 is a sectional view taken along the - line in Fig. 1, and
Figure 4 is a schematic plan view showing the excavation blade for pile holes, Figure 4 is a schematic plan view showing the excavation blade for foot protection, and Figure 5 is a cross-sectional view of the foot protection area being excavated. , FIG. 6 is a sectional view with the excavation rod pulled out, and FIG. 7 is a sectional view with the pile installed. 1... Rod for pile hole drilling, 2... Rod main body,
6...Kneading drum, 7...Drilling blade for pile holes, 8
...Drilling blade for foot protection section, 15... Ready-made pile, 15a
...Hollow part, 16...Pile hole, 18...Hole for foot protection part.
Claims (1)
に、拡開し、逆回転時に縮径する杭穴用掘削刃が
設けられているとともに、前記正回転時には縮径
し、逆回転時に拡開する根固め部用掘削刃が設け
られていることを特徴とする杭穴掘削用ロツド。 The tip of the rod body is provided with a pile hole drilling blade that expands when the rod body rotates in the forward direction and contracts in diameter when it rotates in the reverse direction. A pile hole drilling rod characterized by being provided with a digging blade for the foot protection part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4460289U JPH0529274Y2 (en) | 1989-04-17 | 1989-04-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4460289U JPH0529274Y2 (en) | 1989-04-17 | 1989-04-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02136188U true JPH02136188U (en) | 1990-11-13 |
| JPH0529274Y2 JPH0529274Y2 (en) | 1993-07-27 |
Family
ID=31558053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4460289U Expired - Lifetime JPH0529274Y2 (en) | 1989-04-17 | 1989-04-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0529274Y2 (en) |
-
1989
- 1989-04-17 JP JP4460289U patent/JPH0529274Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0529274Y2 (en) | 1993-07-27 |