JPH0473099U - - Google Patents
Info
- Publication number
- JPH0473099U JPH0473099U JP11548090U JP11548090U JPH0473099U JP H0473099 U JPH0473099 U JP H0473099U JP 11548090 U JP11548090 U JP 11548090U JP 11548090 U JP11548090 U JP 11548090U JP H0473099 U JPH0473099 U JP H0473099U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- male thread
- plain
- self
- hole
- 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
- 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
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。
ａ……自穿孔ロツクボルト、１……プレーンパ
イプ。２……シース管、３……雄ねじ、４……雄
ねじ、５……中空部、６……通孔、７……ビツト
。
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. a... Self-drilling lock bolt, 1... Plain pipe. 2...Sheath pipe, 3...Male thread, 4...Male thread, 5...Hollow part, 6...Through hole, 7...Bit.
Claims (1)
そのプレーンパイプの前方突出部および後方部の
露出する外周には雄ねじを転造によりそれぞれそ
の外径が上記シース管の内径よりも大径になるよ
うに外方へ張出させて設け、上記後方部の雄ねじ
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。 Fit the sheath pipe to the front part of the plain pipe,
A male thread is provided on the exposed outer periphery of the front protruding part and the rear part of the plain pipe by rolling so that the outer diameter thereof is larger than the inner diameter of the sheath pipe. A self-drilling lock bolt formed by screwing a bit into the tip of the male thread of the part, which has a through hole that communicates with the hollow part in the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11548090U JP2519850Y2 (en) | 1990-11-03 | 1990-11-03 | Self-piercing lock bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11548090U JP2519850Y2 (en) | 1990-11-03 | 1990-11-03 | Self-piercing lock bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0473099U true JPH0473099U (en) | 1992-06-26 |
| JP2519850Y2 JP2519850Y2 (en) | 1996-12-11 |
Family
ID=31863255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11548090U Expired - Fee Related JP2519850Y2 (en) | 1990-11-03 | 1990-11-03 | Self-piercing lock bolt |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519850Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017186801A (en) * | 2016-04-06 | 2017-10-12 | 株式会社ケー・エフ・シー | Lock bolt |
| JP2019138097A (en) * | 2018-02-14 | 2019-08-22 | 鹿島建設株式会社 | Rock bolt and support structure |
-
1990
- 1990-11-03 JP JP11548090U patent/JP2519850Y2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017186801A (en) * | 2016-04-06 | 2017-10-12 | 株式会社ケー・エフ・シー | Lock bolt |
| JP2019138097A (en) * | 2018-02-14 | 2019-08-22 | 鹿島建設株式会社 | Rock bolt and support structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519850Y2 (en) | 1996-12-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |