JPS6281659U - - Google Patents
Info
- Publication number
- JPS6281659U JPS6281659U JP17326385U JP17326385U JPS6281659U JP S6281659 U JPS6281659 U JP S6281659U JP 17326385 U JP17326385 U JP 17326385U JP 17326385 U JP17326385 U JP 17326385U JP S6281659 U JPS6281659 U JP S6281659U
- Authority
- JP
- Japan
- Prior art keywords
- piston rod
- boom
- protective cover
- cylinder
- attached
- 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
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 description 1
Landscapes
- Shovels (AREA)
- Component Parts Of Construction Machinery (AREA)
Description
図面は本考案に係るバツクホウのブーム用シリ
ンダの保護構造の実施例を示し、第１図は要部分
解斜視図、第２図は要部横断面図、第３図はバツ
クホウの全体側面図である。
９ａ……ブーム、９ｂ……アーム、１０……流
体圧シリンダ、１０ａ……シリンダ筒、１０ｂ…
…ピストンロツド、１３……バケツト、１４……
保護カバー、１５，１６……段付ボルト、１７…
…長孔、１８……ゴム板、２１……切目、２２…
…クツシヨンゴム。
The drawings show an embodiment of the protective structure for the boom cylinder of a backhoe according to the present invention, and FIG. 1 is an exploded perspective view of the main part, FIG. 2 is a cross-sectional view of the main part, and FIG. 3 is an overall side view of the backhoe. be. 9a...Boom, 9b...Arm, 10...Fluid pressure cylinder, 10a...Cylinder tube, 10b...
...Piston rod, 13... Bucket, 14...
Protective cover, 15, 16...Stepped bolt, 17...
...Long hole, 18...Rubber plate, 21...Slit, 22...
...Cushion rubber.
Claims (1)
ブーム９ａを、機体に上下揺動自在に取付け、前
記ブーム９ａを駆動揺動する流体圧シリンダ１０
を、そのシリンダ筒１０ａが前記ブーム９ａ下方
の機体に、且つ、ピストンロツド１０ｂが前記ブ
ーム９ａに連結する状態に設けてあるバツクホウ
において、前記ピストンロツド１０ｂを保護する
保護カバー１４を、前記ピストンロツド１０ｂに
ネジ止めした段付ボルト１５によつて前記ピスト
ンロツド１０ｂに対する遠近方向に移動自在に取
付け、前記保護カバー１４に、前記ピストンロツ
ド１０ｂの長さ方向に沿つた長孔１７を形成する
と共に、その長孔１７を閉じるゴム板１８を取付
け、前記長孔１７に沿つた切目２１を前記ゴム板
１８に形成し、前記長孔１７と切目２１に挿通し
て前記シリンダ筒１０ａにネジ止めした段付ボル
ト１６によつて、前記保護カバー１４を前記シリ
ンダ筒１０ａに対して遠近方向に移動自在に取付
け、前記保護カバー１４とピストンロツド１０ｂ
の間、及び、前記保護カバー１４とシリンダ筒１
０ａとの間に、前記段付ボルト１５，１６に外嵌
するクツシヨンゴム２２を設けてあるバツクホウ
のブーム用シリンダの保護構造。 A boom 9a with an arm 9b and a bucket 13 attached to its tip is attached to the fuselage so that it can swing up and down, and a hydraulic cylinder 10 drives and swings the boom 9a.
A protective cover 14 for protecting the piston rod 10b is screwed onto the piston rod 10b in a backhoe provided with the cylinder cylinder 10a located below the boom 9a and the piston rod 10b connected to the boom 9a. It is attached to the piston rod 10b so as to be movable in the distance direction with respect to the piston rod 10b by means of a stepped bolt 15, and a long hole 17 is formed in the protective cover 14 along the length direction of the piston rod 10b. A closing rubber plate 18 is attached, a cut 21 along the long hole 17 is formed in the rubber plate 18, and a stepped bolt 16 is inserted through the long hole 17 and the cut 21 and screwed to the cylinder tube 10a. Then, the protective cover 14 is attached to the cylinder tube 10a so as to be movable in the distance direction, and the protective cover 14 and the piston rod 10b are connected to each other.
between the protective cover 14 and the cylinder tube 1
0a, a protection structure for a cylinder for a backhoe boom is provided with a cushion rubber 22 that fits onto the stepped bolts 15 and 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17326385U JPS6281659U (en) | 1985-11-11 | 1985-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17326385U JPS6281659U (en) | 1985-11-11 | 1985-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6281659U true JPS6281659U (en) | 1987-05-25 |
Family
ID=31110558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17326385U Pending JPS6281659U (en) | 1985-11-11 | 1985-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6281659U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0538062U (en) * | 1991-10-18 | 1993-05-21 | 日立建機株式会社 | Working machine with blade |
| JP2006168851A (en) * | 2004-12-13 | 2006-06-29 | Hitachi Constr Mach Co Ltd | Working machine |
-
1985
- 1985-11-11 JP JP17326385U patent/JPS6281659U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0538062U (en) * | 1991-10-18 | 1993-05-21 | 日立建機株式会社 | Working machine with blade |
| JP2006168851A (en) * | 2004-12-13 | 2006-06-29 | Hitachi Constr Mach Co Ltd | Working machine |
| JP4685427B2 (en) * | 2004-12-13 | 2011-05-18 | 日立建機株式会社 | Work machine |