JPH0470389U - - Google Patents
Info
- Publication number
- JPH0470389U JPH0470389U JP11206490U JP11206490U JPH0470389U JP H0470389 U JPH0470389 U JP H0470389U JP 11206490 U JP11206490 U JP 11206490U JP 11206490 U JP11206490 U JP 11206490U JP H0470389 U JPH0470389 U JP H0470389U
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- hydraulic cylinder
- crushing device
- liners
- heat
- 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
- 239000011435 rock Substances 0.000 claims description 5
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
Landscapes
- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
Description
第１図は本考案に係わる岩盤破砕装置の一実施
例を示す一側面図、第２図はその他側面図、第３
図は加熱前の第１ステツプを示す作用説明図、第
４図は第３図の矢視−線に沿う横断平面図、
第５図は加熱後の第２ステツプを示す作用説明図
、第６図は第５図の矢視−線に沿う横断平面
図、第７図は従来の岩盤破砕装置を示す側面図、
第８図は第７図の矢視−線に沿う横断平面図
である。
１……油圧シリンダ、２……油圧シリンダ１の
ピストンロツド、３……ピン、４……形状記憶合
金製楔、５……発熱導電線、６……ケーブル、７
……端子、８……ライナーサポート、９……ライ
ナー、１０……岩盤、１１……岩盤１０に穿設し
た孔、１２……岩盤１０に発生したクラツク。
Fig. 1 is a side view showing one embodiment of the rock crushing device according to the present invention, Fig. 2 is another side view, and Fig. 3
The figure is an action explanatory diagram showing the first step before heating, and Figure 4 is a cross-sectional plan view taken along the arrow line in Figure 3.
FIG. 5 is an explanatory diagram showing the second step after heating, FIG. 6 is a cross-sectional plan view taken along the arrow line in FIG. 5, and FIG. 7 is a side view showing a conventional rock crushing device.
FIG. 8 is a cross-sectional plan view taken along the arrow line in FIG. 7. DESCRIPTION OF SYMBOLS 1... Hydraulic cylinder, 2... Piston rod of hydraulic cylinder 1, 3... Pin, 4... Shape memory alloy wedge, 5... Heat generating conductive wire, 6... Cable, 7
... terminal, 8 ... liner support, 9 ... liner, 10 ... bedrock, 11 ... hole drilled in bedrock 10, 12 ... crack generated in bedrock 10.
Claims (1)
ーの間に同油圧シリンダにより楔を楔入し、同各
ライナーを両側側方へ移動させて、岩盤を破砕す
る岩盤破砕装置において、前記楔を形状記憶合金
により構成し、この楔を加熱して変形、拡幅させ
る発熱導電線をこの楔の内部に配設したことを特
徴とする岩盤破砕装置。 In a rock crushing device that uses a hydraulic cylinder to wedge a wedge between a pair of liners that are suspended and supported by a hydraulic cylinder body, and moves the liners laterally on both sides to crush rock, the wedge is made of a shape memory alloy. 1. A rock crushing device comprising: a heat-generating conductive wire disposed inside the wedge to heat the wedge to deform and widen the wedge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11206490U JPH0470389U (en) | 1990-10-29 | 1990-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11206490U JPH0470389U (en) | 1990-10-29 | 1990-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0470389U true JPH0470389U (en) | 1992-06-22 |
Family
ID=31859565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11206490U Pending JPH0470389U (en) | 1990-10-29 | 1990-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0470389U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004024332A1 (en) * | 2002-09-10 | 2004-03-25 | Hirado Kinzoku Kogyo Co., Ltd. | Crushing structure of crusher |
| JP2012132302A (en) * | 2010-12-21 | 2012-07-12 | Hamilton Sundstrand Corp | Resource recovery system, method of resource extraction from soil, and soil excavation auger |
-
1990
- 1990-10-29 JP JP11206490U patent/JPH0470389U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004024332A1 (en) * | 2002-09-10 | 2004-03-25 | Hirado Kinzoku Kogyo Co., Ltd. | Crushing structure of crusher |
| JP2012132302A (en) * | 2010-12-21 | 2012-07-12 | Hamilton Sundstrand Corp | Resource recovery system, method of resource extraction from soil, and soil excavation auger |
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