JPS6144528Y2 - - Google Patents
Info
- Publication number
- JPS6144528Y2 JPS6144528Y2 JP15346580U JP15346580U JPS6144528Y2 JP S6144528 Y2 JPS6144528 Y2 JP S6144528Y2 JP 15346580 U JP15346580 U JP 15346580U JP 15346580 U JP15346580 U JP 15346580U JP S6144528 Y2 JPS6144528 Y2 JP S6144528Y2
- Authority
- JP
- Japan
- Prior art keywords
- ground
- ground plate
- wheel
- spring
- vehicle
- 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.)
- Expired
Links
- 238000009412 basement excavation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Jib Cranes (AREA)
Description
【考案の詳細な説明】
本考案は車輪式掘削車両のアウトリガ装置に関
するものである。[Detailed Description of the Invention] The present invention relates to an outrigger device for a wheeled excavation vehicle.
バケツト作業機構を備える車輪式掘削機車両に
あつては、車両を制動駐車のうえバケツト作業機
による掘削すくい積込等の作業を行なうさいに、
タイヤのたわみによる車体揺れの防止、及び車体
の滑り移動防止、またはタイヤに負荷する摩擦作
用によつてのバーストの防止等をはかるために、
アウトリガ装置の装備をすることが通常に行なわ
れている。 In the case of a wheeled excavator vehicle equipped with a bucket work mechanism, when the vehicle is braked and parked and the bucket work machine is used to perform excavation, scooping, loading, etc.
In order to prevent the vehicle body from shaking due to tire deflection, to prevent the vehicle body from sliding, and to prevent bursts due to the frictional effect of the load on the tires,
It is common practice to equip the vehicle with an outrigger device.
前記したごとき車両のアウトリガの接地を迅速
に解除して車両の移動発進をできることたとえ
ば、緊急避難のやめの発進が得られることであ
る。 It is possible to quickly release the grounding of the outriggers of the vehicle as described above and start moving the vehicle, for example, it is possible to start the vehicle after an emergency evacuation.
したがつてアウトリガを接地する油圧シリンダ
の収縮作動の早いことが望まれるが、運転席から
の操作で油圧切換弁を切換制御し、遠隔の油圧ポ
ンプからの圧力流体を作用するにはタイムラグが
あるために接地板の上昇速度が遅い。 Therefore, it is desirable that the hydraulic cylinder that grounds the outrigger contract quickly, but there is a time lag between controlling the hydraulic switching valve from the driver's seat and applying pressure fluid from a remote hydraulic pump. Therefore, the rising speed of the ground plate is slow.
本考案は上記の事情に鑑みなされたものであつ
て、その目的とするところは車両の早急な発進を
可能にする車輪式掘削車両のアウトリガ装置を提
供することにある。 The present invention was devised in view of the above circumstances, and its purpose is to provide an outrigger device for a wheeled excavating vehicle that allows the vehicle to start quickly.
以下、本考案を図面を参照して説明する。 Hereinafter, the present invention will be explained with reference to the drawings.
図面中１０は車輪式掘削車両の前輪であり、１
１はアウトリガ装置である。アウトリガ装置１１
は図示しない車軸に設けられた支持台１２を備え
ている。 In the drawing, 10 is the front wheel of a wheeled excavation vehicle, and 1
1 is an outrigger device. Outrigger device 11
is equipped with a support stand 12 provided on an axle (not shown).
支持台１２には軸受部１３，１４，１５が設け
てあり、軸受部１３には一対のリンク１６の一端
部がピン１７で連結してあり、軸受部１４には他
のリンク１８の一端部がピン１９で連結してあ
る。前記リンク１６の他端部は接地板２０の上部
にピン２１で連結してあり、他のリンク１８の他
端部は接地板２０の略中央部にピン２２で連結し
てあつて、ピン１７，１９，２１，２２にて接地
板２０は４節連結されており、リンク１６，１８
は平行四節リンクＦを構成している。 The support base 12 is provided with bearings 13, 14, and 15, one end of a pair of links 16 is connected to the bearing 13 with a pin 17, and one end of the other link 18 is connected to the bearing 14. are connected by pin 19. The other end of the link 16 is connected to the upper part of the ground plate 20 with a pin 21, and the other end of the other link 18 is connected to the approximate center of the ground plate 20 with a pin 22. , 19, 21, 22, the ground plate 20 is connected at four nodes, and links 16, 18
constitutes a parallel four-bar link F.
前記支持台１２の軸受部１５には複動シリンダ
よりなるシリンダ装置２５の基端部がピン部材２
３で連結してあり、シリンダ装置２５のロツド２
５ａは接地板２０の屈曲部にピン２４で連結して
ある。 A base end portion of a cylinder device 25 consisting of a double-acting cylinder is attached to a pin member 2 on the bearing portion 15 of the support base 12.
3, and the rod 2 of the cylinder device 25
5a is connected to a bent portion of the ground plate 20 with a pin 24.
前記接地板２０はタイヤ１０の巾方向に延びる
部分２６とタイヤ１０の内側側面に沿つて前方に
伸びる部分２７とよりなるＬ形状の接地部２０ａ
を備えている。 The ground plate 20 has an L-shaped ground contact portion 20a that includes a portion 26 extending in the width direction of the tire 10 and a portion 27 extending forward along the inner side surface of the tire 10.
It is equipped with
前記支持台１２にはブラケツト２８が固設して
あり、ブラケツト２８に復帰装置３０のシリンダ
３１側がピン２９で連結してある。 A bracket 28 is fixed to the support base 12, and the cylinder 31 side of the return device 30 is connected to the bracket 28 by a pin 29.
復帰装置３０のロツド３２側は前記接地板２０
に突設したブラケツト３３にピン３４で連結して
ある。 The rod 32 side of the return device 30 is connected to the ground plate 20.
It is connected with a pin 34 to a bracket 33 that protrudes from the top.
復帰装置３０はシリンダ３１内にばね座部３５
を移動可能に設け、このばね座部材３５にロツド
３２を連結し、ばね座部材３５とシリンダ３１の
端部との間にばね３６を介装して成るものであ
る。 The return device 30 has a spring seat 35 in the cylinder 31.
A rod 32 is connected to the spring seat member 35, and a spring 36 is interposed between the spring seat member 35 and the end of the cylinder 31.
しかして、シリンダ装置２５を作動して復帰装
置３０のばね３６を圧縮して接地板２０を下方向
に地面と平行に移動し、この接地板２０の接地部
２０ａを地面に接地する。 Then, the cylinder device 25 is actuated to compress the spring 36 of the return device 30 to move the ground plate 20 downward parallel to the ground, and the ground portion 20a of the ground plate 20 is grounded to the ground.
したがつてリンク１６，１８は接地部２０ａの
負荷を有効に受ける。 Therefore, the links 16 and 18 effectively receive the load of the grounding portion 20a.
シリンダ装置２５の接地保持圧を解除するとば
ね３６の圧縮拘束力がなくなるのでばね３６は復
元しその力で接地板２０を引き上げる。 When the earthing holding pressure of the cylinder device 25 is released, the compressive restraint force of the spring 36 disappears, so the spring 36 returns to its original state and the grounding plate 20 is pulled up by its force.
そのとき、引き上げは第２図に示すようにＡか
らＢ位置であり、その後はシリンダ装置２５にて
Ｃ位置にまで上げられる。 At that time, it is raised from position A to position B as shown in FIG. 2, and then raised to position C by the cylinder device 25.
本考案は以上詳述したようになり、車軸に固設
された支持台１２に平行四節リンクＦを介して接
地板２０を設け、支持台１２に接地板２０の昇降
を行なうシリンダ装置２５を設け、接地板２０に
車輪１０の後方にこの車輪１０の巾方向に延びる
部分と車輪１０の内側に前方向に延びる部分とよ
りなる平面Ｌ形状の接地部２０ａを形成し、支持
台１２に接地板２０の地面への接地時圧縮される
ばね３６を有し接地保持圧の解除によりばね力で
接地板２０を引き上げる復帰装置３０を設けたか
ら、接地板２０は平行四節リンクＦにより地面と
平行に上げられてばね３６の複元引き上げ力に作
用する抵抗が小さくなり、復帰装置３０は油圧力
よりも迅速に接地板２０を浮かし得るために車両
の早急ね発進を可能にすることができる。 The present invention has been described in detail above, and the ground plate 20 is provided on the support base 12 fixed to the axle via the parallel four-bar link F, and the cylinder device 25 for raising and lowering the ground plate 20 is installed on the support base 12. A grounding portion 20a having an L-shaped plane is formed on the grounding plate 20 by a portion extending in the width direction of the wheel 10 behind the wheel 10 and a portion extending forward inside the wheel 10, and is in contact with the support base 12. Since the return device 30 is provided which has a spring 36 that is compressed when the ground plate 20 touches the ground and pulls up the ground plate 20 by the spring force when the ground holding pressure is released, the ground plate 20 is parallel to the ground by the parallel four-bar link F. The resistance acting on the multiple pulling force of the spring 36 is reduced, and the return device 30 can lift the ground plate 20 more quickly than hydraulic pressure, making it possible to start the vehicle quickly.
第１図は本発明に係るアウトリガ装置を備えた
車輪式掘削車両の一部省略した側面図、第２図は
本考案一実施例の側面図、第３図は第２図方向
の矢視図である。
１２は支持台、２０は接地板、２５はシリンダ
装置、Ｆは平行四節リンク、３０は復帰装置、３
６はばね。
Fig. 1 is a partially omitted side view of a wheeled excavating vehicle equipped with an outrigger device according to the present invention, Fig. 2 is a side view of an embodiment of the present invention, and Fig. 3 is a view taken in the direction of the arrow in Fig. 2. It is. 12 is a support base, 20 is a ground plate, 25 is a cylinder device, F is a parallel four-bar link, 30 is a return device, 3
6 is a spring.
Claims (1)
Ｆを介して接地板２０を設け、支持台１２に接地
板２０の昇降を行なうシリンダ装置２５を設け、
接地板２０に車輪１０の後方にこの車輪１０の巾
方向に延びる部分と車輪１０の内側に前方向に延
びる部分とよりなる平面Ｌ形状の接地部２０ａを
形成し、支持台１２に接地板２０の地面への接地
時圧縮されるばね３６を有し接地保持圧の解除に
よりばね力で接地板２０を引き上げる復帰装置３
０を設けたことを特徴とする車輪式掘削車両のア
ウトリガ装置。 A ground plate 20 is provided on a support stand 12 fixed to the axle via a parallel four-bar link F, a cylinder device 25 for raising and lowering the ground plate 20 is provided on the support stand 12,
A grounding portion 20a having an L-shape in plane is formed on the grounding plate 20, and includes a portion extending in the width direction of the wheel 10 behind the wheel 10 and a portion extending in the front direction inside the wheel 10. The return device 3 has a spring 36 that is compressed when it touches the ground, and lifts up the ground plate 20 by spring force when the ground holding pressure is released.
An outrigger device for a wheeled excavating vehicle, characterized in that a zero is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15346580U JPS6144528Y2 (en) | 1980-10-29 | 1980-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15346580U JPS6144528Y2 (en) | 1980-10-29 | 1980-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5776162U JPS5776162U (en) | 1982-05-11 |
| JPS6144528Y2 true JPS6144528Y2 (en) | 1986-12-15 |
Family
ID=29512720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15346580U Expired JPS6144528Y2 (en) | 1980-10-29 | 1980-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6144528Y2 (en) |
-
1980
- 1980-10-29 JP JP15346580U patent/JPS6144528Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5776162U (en) | 1982-05-11 |
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