JPH01174500U - - Google Patents
Info
- Publication number
- JPH01174500U JPH01174500U JP6827388U JP6827388U JPH01174500U JP H01174500 U JPH01174500 U JP H01174500U JP 6827388 U JP6827388 U JP 6827388U JP 6827388 U JP6827388 U JP 6827388U JP H01174500 U JPH01174500 U JP H01174500U
- Authority
- JP
- Japan
- Prior art keywords
- thread
- anchor
- circumferential surface
- anchor rod
- drilling
- 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 6
- 239000011440 grout Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Description
第１図は本考案の一実施例を示す自穿孔グラウ
ト式ロツクアンカーの分解側面図、第２図はその
一部の拡大断面図、第３図は穿孔用ビツトの正面
図、第４図・第５図は本考案アンカーの施工状態
を示す説明図である。
１ａ〜１ｃはアンカー棒、２はカツプラ、１０
は中空穴、１１・２１・２２はねじ条、Ｈは穿孔
。
Fig. 1 is an exploded side view of a self-drilling grout type lock anchor showing an embodiment of the present invention, Fig. 2 is an enlarged sectional view of a portion thereof, Fig. 3 is a front view of the drilling bit, and Fig. 4. FIG. 5 is an explanatory diagram showing the construction state of the anchor of the present invention. 1a to 1c are anchor rods, 2 is Katsupura, 10
is a hollow hole, 11, 21, and 22 are threaded threads, and H is a hole.
Claims (1)
のアンカー棒を筒状のカツプラで順次継ぎ足して
地山を穿孔し、その穿孔内に上記アンカー棒を位
置させたままで、各アンカー棒の中空穴を利用し
てグラウト材を充填し固化させて固定する自穿孔
グラウト式ロツクアンカーにおいて、 上記各アンカー棒の外周面に略全長にわたつて
ねじ条を形成し、そのねじ条に螺合するねじ条を
前記の筒状カツプラの内周面に形成すると共に、
そのカツプラ内周面のねじ条に対応してカツプラ
外周面に、上記アンカー棒のねじ条に略連続する
ねじ条が形成されていることを特徴とする自穿孔
グラウト式ロツクアンカー。 (2) 前記の各ねじ条を転造により形成したこと
を特徴とする請求項１記載の自穿孔グラウト式ロ
ツクアンカー。[Claims for Utility Model Registration] (1) A plurality of hollow anchor rods equipped with a drilling bit at their tips are connected one after another with a cylindrical cutter to drill into the ground, and the anchor rod is positioned within the hole. In the self-drilling grout type lock anchor, in which the hollow hole of each anchor rod is filled with grout material and solidified to fix the anchor rod, a thread is formed on the outer circumferential surface of each anchor rod over approximately the entire length. , forming a thread on the inner circumferential surface of the cylindrical coupler to be engaged with the thread,
A self-drilling grout type lock anchor characterized in that a thread substantially continuous with the thread of the anchor rod is formed on the outer circumferential surface of the coupler corresponding to the thread on the inner circumferential surface of the coupler. (2) The self-drilling grout type lock anchor according to claim 1, wherein each of the threads is formed by rolling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988068273U JPH063919Y2 (en) | 1988-05-24 | 1988-05-24 | Self-piercing grout type lock anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988068273U JPH063919Y2 (en) | 1988-05-24 | 1988-05-24 | Self-piercing grout type lock anchor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01174500U true JPH01174500U (en) | 1989-12-12 |
| JPH063919Y2 JPH063919Y2 (en) | 1994-02-02 |
Family
ID=31293600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988068273U Expired - Lifetime JPH063919Y2 (en) | 1988-05-24 | 1988-05-24 | Self-piercing grout type lock anchor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH063919Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05214898A (en) * | 1992-02-07 | 1993-08-24 | Nitto Tekko Kk | Connection metal fixture for self bored hole lock bolt |
| JP2010047989A (en) * | 2008-08-22 | 2010-03-04 | Maezumi Seisakusho:Kk | Screw point |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63103200A (en) * | 1986-10-17 | 1988-05-07 | 日東鐵工株式会社 | Method of support construction by lock bolt |
-
1988
- 1988-05-24 JP JP1988068273U patent/JPH063919Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63103200A (en) * | 1986-10-17 | 1988-05-07 | 日東鐵工株式会社 | Method of support construction by lock bolt |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05214898A (en) * | 1992-02-07 | 1993-08-24 | Nitto Tekko Kk | Connection metal fixture for self bored hole lock bolt |
| JP2010047989A (en) * | 2008-08-22 | 2010-03-04 | Maezumi Seisakusho:Kk | Screw point |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH063919Y2 (en) | 1994-02-02 |