JPH0321446U - - Google Patents
Info
- Publication number
- JPH0321446U JPH0321446U JP8047689U JP8047689U JPH0321446U JP H0321446 U JPH0321446 U JP H0321446U JP 8047689 U JP8047689 U JP 8047689U JP 8047689 U JP8047689 U JP 8047689U JP H0321446 U JPH0321446 U JP H0321446U
- Authority
- JP
- Japan
- Prior art keywords
- shaft part
- screw blade
- outer periphery
- blades
- spiral shape
- 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.)
- Pending
Links
- 238000009412 basement excavation Methods 0.000 claims description 5
- 239000002689 soil Substances 0.000 claims 2
- 238000003756 stirring Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Description
第1図乃至第4図は本考案の一実施例を示すも
ので、第1図は掘削ロツド全体を示す正面図、第
2図は下端用分割ロツドの正面図、第3図は上部
用分割ロツドの正面図、第4図は掘削機による掘
削作業時の様子を概略的に示す側面図である。ま
た、第5図及び第6図は本考案の互いに異なる他
の実施例を示す掘削ロツドの部分的な正面図であ
り、第7図は従来例を示す掘削機部分を省略した
第4図相当図である。
図面中、11……掘削機、12……駆動装置、
14……掘削ロツド、15……掘削孔、16……
掘削ヘツド、17……シヤフト部、18……下部
スクリユー羽根(スクリユー羽根)、19……逆
スクリユー羽根(スクリユー羽根)、20,24
,25……翼片、21……下端用分割ロツド、2
2……上部用分割ロツドを示す。
Figures 1 to 4 show one embodiment of the present invention. Figure 1 is a front view of the entire excavating rod, Figure 2 is a front view of the lower end split rod, and Figure 3 is the upper split rod. FIG. 4 is a front view of the rod and a side view schematically showing the excavation work performed by the excavator. 5 and 6 are partial front views of excavating rods showing other mutually different embodiments of the present invention, and FIG. 7 is equivalent to FIG. 4 showing a conventional example with the excavator portion omitted. It is a diagram. In the drawings, 11... excavator, 12... drive device,
14...Drilling rod, 15...Drilling hole, 16...
Excavation head, 17...Shaft portion, 18...Lower screw blade (screw blade), 19...Reverse screw blade (screw blade), 20, 24
, 25... Wing piece, 21... Split rod for lower end, 2
2... Indicates a splitting rod for the upper part.
Claims (1)
に掘削ヘツドが取付けられるシヤフト部と、この
シヤフト部の先端部外周に設けられ前記掘削ヘツ
ドの正回転時に掘削土を基端部側へ送る螺旋状の
スクリユー羽根と、前記シヤフト部の外周の略全
域にわたつて間欠的に設けられ前記スクリユー羽
根とは逆向きの螺旋状をなすスクリユー羽根と、
前記スクリユー羽根間に位置して前記シヤフト部
の外周に突設された掘削土撹拌用の翼片とを具備
してなる掘削ロツド。 A shaft part whose base end is connected to the rotational drive mechanism of the excavator and the excavation head is attached to the distal end, and a shaft part provided on the outer periphery of the distal end of the shaft part to send excavated soil to the base end side when the excavation head rotates forward. a screw blade having a spiral shape; a screw blade provided intermittently over substantially the entire outer periphery of the shaft portion and having a spiral shape in a direction opposite to that of the screw blade;
An excavation rod comprising blades for stirring excavated soil that are located between the screw blades and protrude from the outer periphery of the shaft part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8047689U JPH0321446U (en) | 1989-07-07 | 1989-07-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8047689U JPH0321446U (en) | 1989-07-07 | 1989-07-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0321446U true JPH0321446U (en) | 1991-03-04 |
Family
ID=31625572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8047689U Pending JPH0321446U (en) | 1989-07-07 | 1989-07-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0321446U (en) |
-
1989
- 1989-07-07 JP JP8047689U patent/JPH0321446U/ja active Pending
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