JPH01176193U - - Google Patents
Info
- Publication number
- JPH01176193U JPH01176193U JP7445188U JP7445188U JPH01176193U JP H01176193 U JPH01176193 U JP H01176193U JP 7445188 U JP7445188 U JP 7445188U JP 7445188 U JP7445188 U JP 7445188U JP H01176193 U JPH01176193 U JP H01176193U
- Authority
- JP
- Japan
- Prior art keywords
- reaction force
- tapered surface
- expansion
- hydraulic cylinder
- fixed
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Description
第１図は使用状態の断面図、第２図は反力支持
板の一部を示す正面図、第３図はくさび部材及び
拡開部材の分解斜視図、第４図は使用状態の斜視
図である。
１……反力支持板、２……油圧シリンダー、３
……ピストンロツド、４……テーパ面、５……く
さび部材、６……反力伝達棒、７……拡開部材、
８……拡開用テーパ面、９……段部、１０……落
し込み用テーパ面、１１……凹所、１２……袋ナ
ツト。
Fig. 1 is a sectional view of the used state, Fig. 2 is a front view showing a part of the reaction force support plate, Fig. 3 is an exploded perspective view of the wedge member and the expansion member, and Fig. 4 is a perspective view of the used state. It is. 1...Reaction force support plate, 2...Hydraulic cylinder, 3
... Piston rod, 4 ... Tapered surface, 5 ... Wedge member, 6 ... Reaction force transmission rod, 7 ... Expansion member,
8... Tapered surface for expansion, 9... Stepped portion, 10... Tapered surface for dropping, 11... Recess, 12... Cap nut.
Claims (1)
の油圧シリンダー２のピストンロツド３にその先
端に至るほど接近する２つのテーパ面４を有する
くさび部材５を固定し、油圧シリンダー２の両側
に配置した２本の反力伝達棒６の一端を反力支持
板１に取付け、各反力伝達棒６の他端にそれぞれ
拡開部材７を固定し、拡開部材７の対向内面にく
さび部材５のテーパ面４に合致する拡開用テーパ
面８を形成し、そのテーパ面８の先端に拡開方向
に広がる段部９を介してくさび部材５の落し込み
用テーパ面１０を形成してなる地中管路破砕機。 A hydraulic cylinder 2 is fixed to a reaction force support plate 1, and a wedge member 5 having two tapered surfaces 4 approaching the piston rod 3 of the hydraulic cylinder 2 so as to reach its tip is fixed and arranged on both sides of the hydraulic cylinder 2. One end of the two reaction force transmission rods 6 is attached to the reaction force support plate 1, an expansion member 7 is fixed to the other end of each reaction force transmission rod 6, and a wedge member 5 is attached to the opposing inner surface of the expansion member 7. A tapered surface 8 for expansion that matches the tapered surface 4 is formed, and a tapered surface 10 for dropping the wedge member 5 is formed at the tip of the tapered surface 8 via a step 9 that extends in the expansion direction. Medium pipe crusher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7445188U JPH067116Y2 (en) | 1988-06-02 | 1988-06-02 | Underground pipeline crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7445188U JPH067116Y2 (en) | 1988-06-02 | 1988-06-02 | Underground pipeline crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01176193U true JPH01176193U (en) | 1989-12-15 |
| JPH067116Y2 JPH067116Y2 (en) | 1994-02-23 |
Family
ID=31299562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7445188U Expired - Lifetime JPH067116Y2 (en) | 1988-06-02 | 1988-06-02 | Underground pipeline crusher |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH067116Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006336396A (en) * | 2005-06-06 | 2006-12-14 | Sekisui Chem Co Ltd | Equipment for crushing existing pipe metal fittings |
-
1988
- 1988-06-02 JP JP7445188U patent/JPH067116Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006336396A (en) * | 2005-06-06 | 2006-12-14 | Sekisui Chem Co Ltd | Equipment for crushing existing pipe metal fittings |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH067116Y2 (en) | 1994-02-23 |