JPH0473098U - - Google Patents
Info
- Publication number
- JPH0473098U JPH0473098U JP11547990U JP11547990U JPH0473098U JP H0473098 U JPH0473098 U JP H0473098U JP 11547990 U JP11547990 U JP 11547990U JP 11547990 U JP11547990 U JP 11547990U JP H0473098 U JPH0473098 U JP H0473098U
- Authority
- JP
- Japan
- Prior art keywords
- male thread
- screwing
- self
- lock bolt
- pipe
- 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 7
- 238000004873 anchoring Methods 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 239000011440 grout Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Description
第１図はこの考案の一実施例に係る自穿孔ロツ
クボルトの側面図、第２図は同上拡大側面図で、
中間部を切欠して示す。第３図は自穿孔ロツクボ
ルトを設置した状態の側断面図、第４図乃至第８
図はその自穿孔ロツクボルトの施工説明側断面図
で、第４図は穿孔途中の状態、第５図は所定に穿
孔してその穿孔の前方開口部を閉塞した状態、第
６図はグラウト材を注入した状態、第７図はグラ
ウト材の養生の状態、第８図は本締めする状態を
それぞれ示す。第９図はこの考案の他の実施例に
係る自穿孔ロツクボルトの側面図、第１０図は同
上拡大側面図で、中間部を切欠して示す。
ａ……自穿孔ロツクボルト、１……プレーンパ
イプ。２……雄ねじ、３……雄ねじ、４……中空
部、５……通孔、６……ビツト、９……ナツト。
Fig. 1 is a side view of a self-drilling lock bolt according to an embodiment of this invention, and Fig. 2 is an enlarged side view of the same.
The middle part is shown cut away. Figure 3 is a side sectional view of the self-drilling lock bolt installed, and Figures 4 to 8
The figure is a side sectional view explaining the construction of the self-drilling lock bolt. Figure 4 shows the state in the middle of drilling, Figure 5 shows the state in which the hole has been drilled in a predetermined position and the front opening of the hole is closed, and Figure 6 shows the state in which the front opening of the hole is closed. Fig. 7 shows the grout in the injected state, the curing state of the grout material, and Fig. 8 the fully tightened state. FIG. 9 is a side view of a self-drilling lock bolt according to another embodiment of the invention, and FIG. 10 is an enlarged side view of the same, with the middle portion cut away. a... Self-drilling lock bolt, 1... Plain pipe. 2...Male thread, 3...Male thread, 4...Hollow part, 5...Through hole, 6...Bit, 9...Nut.
Claims (1)
する短かい雄ねじを、後方部にはアンカー作用を
なす適当に長い雄ねじを転造によつてそれぞれ設
け、その後方部の雄ねじの先端部には上記パイプ
内の中空部と連通する通孔を設けたビツトを螺着
してなる自穿孔ロツクボルト。 A short male thread for screwing a nut is provided at the front end of the outer circumference of the plain pipe, and a suitably long male thread for anchoring is provided at the rear end by rolling. A self-drilling lock bolt made by screwing on a bit with a through hole that communicates with the hollow part inside the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11547990U JP2519849Y2 (en) | 1990-11-03 | 1990-11-03 | Self-piercing lock bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11547990U JP2519849Y2 (en) | 1990-11-03 | 1990-11-03 | Self-piercing lock bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0473098U true JPH0473098U (en) | 1992-06-26 |
| JP2519849Y2 JP2519849Y2 (en) | 1996-12-11 |
Family
ID=31863254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11547990U Expired - Fee Related JP2519849Y2 (en) | 1990-11-03 | 1990-11-03 | Self-piercing lock bolt |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519849Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011140796A (en) * | 2010-01-07 | 2011-07-21 | Maeda Corp | Shear reinforcing structure for reinforced concrete structure |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7352265B1 (en) | 2022-06-10 | 2023-09-28 | セガン スチーラス カンパニー リミテッド | rolled steel pipe |
-
1990
- 1990-11-03 JP JP11547990U patent/JP2519849Y2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011140796A (en) * | 2010-01-07 | 2011-07-21 | Maeda Corp | Shear reinforcing structure for reinforced concrete structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519849Y2 (en) | 1996-12-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |