JPH0223046U - - Google Patents
Info
- Publication number
- JPH0223046U JPH0223046U JP9852388U JP9852388U JPH0223046U JP H0223046 U JPH0223046 U JP H0223046U JP 9852388 U JP9852388 U JP 9852388U JP 9852388 U JP9852388 U JP 9852388U JP H0223046 U JPH0223046 U JP H0223046U
- Authority
- JP
- Japan
- Prior art keywords
- excavator
- driving unit
- opening
- swing type
- soil
- 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
- 239000002689 soil Substances 0.000 claims 3
- 238000009412 basement excavation Methods 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
Description
第１図は本考案の小旋回型バツクホーの側面図
、第２図は同バツクホーの平面図、第３図は要部
の拡大斜視図、第４図は要部の断面図、第５図は
油圧回路の説明図である。
Ｂ：掘削装置、４：旋回台、５：運転部、７：
ブーム、９：バケツト、１４：防土板、１９：開
閉シリンダ。
Fig. 1 is a side view of the small swing type excavator of the present invention, Fig. 2 is a plan view of the excavator, Fig. 3 is an enlarged perspective view of the main parts, Fig. 4 is a cross-sectional view of the main parts, and Fig. 5 is a plan view of the excavator. FIG. 3 is an explanatory diagram of a hydraulic circuit. B: Drilling equipment, 4: Turning table, 5: Operating section, 7:
Boom, 9: Bucket, 14: Earth guard plate, 19: Opening/closing cylinder.
Claims (1)
方に掘削装置Ｂを上下昇降自在に取付け、同装置
Ｂのバケツト９を運転部５の上方まで上昇させる
べく構成した小旋回型バツクホーにおいて、 同掘削装置Ｂのブーム７の側面に、掘削土の落
下を防止する為の防土板１４を回動自在に枢支連
結すると共に、防土板１４の枢支部に戻しスプリ
ング１７を介して同防土板１４を閉塞方向に付勢
し、さらに、同掘削装置Ｂのコントロールバルブ
２２に、同防土板１４を拡開作動する開閉シリン
ダ１９を連通し、掘削装置Ｂの作動圧にて同開閉
シリンダ１９を作動可能に構成したことを特徴と
する小旋回型バツクホーにおける防土板構造。[Scope of Claim for Utility Model Registration] A driving unit 5 is provided on the swivel table 4, and an excavating device B is attached to the side of the driving unit 5 so as to be able to rise and fall freely, and the bucket 9 of the device B is extended above the driving unit 5. In a small swing type excavator configured to lift the excavator B, an earth guard plate 14 is rotatably connected to the side of the boom 7 of the excavation equipment B to prevent the excavated soil from falling. The soil prevention plate 14 is returned to the pivot point of the excavator B and urged in the closing direction via the spring 17, and the opening/closing cylinder 19 that operates to open the soil prevention plate 14 is communicated with the control valve 22 of the excavation equipment B. An earth protection plate structure for a small swing type backhoe, characterized in that the opening/closing cylinder 19 is configured to be operable by the operating pressure of the excavator B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9852388U JPH0223046U (en) | 1988-07-25 | 1988-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9852388U JPH0223046U (en) | 1988-07-25 | 1988-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0223046U true JPH0223046U (en) | 1990-02-15 |
Family
ID=31324873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9852388U Pending JPH0223046U (en) | 1988-07-25 | 1988-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0223046U (en) |
-
1988
- 1988-07-25 JP JP9852388U patent/JPH0223046U/ja active Pending
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