JPH0528140Y2 - - Google Patents
Info
- Publication number
- JPH0528140Y2 JPH0528140Y2 JP11933287U JP11933287U JPH0528140Y2 JP H0528140 Y2 JPH0528140 Y2 JP H0528140Y2 JP 11933287 U JP11933287 U JP 11933287U JP 11933287 U JP11933287 U JP 11933287U JP H0528140 Y2 JPH0528140 Y2 JP H0528140Y2
- Authority
- JP
- Japan
- Prior art keywords
- stand bar
- lock member
- rotation
- biasing
- stand
- 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 - Lifetime
Links
- 230000000994 depressogenic effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
Landscapes
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は、接地幅の小さい走行装置を備えた走
行機体の側部に、接地姿勢と格納姿勢とが切り換
え自在に枢着されたスタンドバーを設けてある歩
行型管理機のスタンドバー構造に関する。[Detailed description of the invention] [Industrial field of application] The present invention is a stand bar that is pivotally attached to the side of a traveling aircraft equipped with a traveling device with a narrow ground contact width and can be freely switched between a ground contact position and a retracted position. This invention relates to a stand bar structure for a walking management machine that is provided with a stand bar structure.
例えば、実開昭59−182453号公報或いは実開昭
62−4461号公報に示されているように、この種の
スタンドバー構造は、スタンドバーを足などで踏
み操作して下方へ回動させることにより接地姿勢
に固定され、そして、足又は手でスタンドバーを
上方へ回動させることにより機体側部に配置され
る格納姿勢となるように構成されている。
For example, Utility Model Application Publication No. 59-182453 or Utility Model Application Publication No. 182453
As shown in Publication No. 62-4461, this type of stand bar structure is fixed in a grounded position by stepping on the stand bar with your foot or the like and rotating it downward. By rotating the stand bar upward, the stand bar is configured to be placed in a retracted position on the side of the fuselage.
〔考案が解決しようとする問題点〕
ところが、上記構成によれば、スタンドバーを
接地させる場合には、比較的簡単に行えるのであ
るが、格納する場合には管理機のハンドルを持つ
たまま体を傾けて足又は手でスタンドバーを引つ
掛け、それからスタンドバーを上方へ回動させな
ければならず、このような接地幅の小さい管理機
においては、機体が不安定となつて機体が倒れる
ことがあつた。[Problem to be solved by the invention] However, according to the above configuration, it is relatively easy to ground the stand bar, but when storing it, it is difficult to place the stand bar on the ground while holding the handle of the management machine. It is necessary to hook the stand bar with your foot or hand, and then rotate the stand bar upwards, which can cause the aircraft to become unstable and fall over on a controlled aircraft with a small ground contact width. Something happened.
本考案は上記の実情に着目してなされたもので
あつて、スタンドバーを接地姿勢に固定する場合
と、格納姿勢にする場合の操作が共に足の踏み込
み操作によつて行えるものを提供することを目的
とする。 The present invention has been made with attention to the above-mentioned circumstances, and an object of the present invention is to provide a stand bar that can be fixed to the ground position and set to the retracted position by stepping on the stand bar. With the goal.
本考案に係る歩行型管理機のスタンドバー構造
の特徴構成は、接地幅の小さい走行装置を備えた
走行機体の側部に、横軸芯周りでの回動により、
接地姿勢と格納姿勢とが切り換え自在に枢着され
たスタンドバーを設けてあるとともに、下記
［イ］〜［ホ］に記載した構成を備えている。
The characteristic configuration of the stand bar structure of the walking management machine according to the present invention is that the stand bar structure is attached to the side of the traveling machine body equipped with a traveling device with a small ground contact width, by rotating around the horizontal axis.
A stand bar is provided which is pivotally mounted to allow switching between a grounding position and a retracted position, and the configurations described in [A] to [E] below are provided.
［イ］ 前記スタンドバーを上方格納姿勢へ弾性
付勢する付勢具を走行機体と前記スタンドバー
との間に設けるとともに、このスタンドバーを
取り付けた近傍位置の機体部分に、スタンドバ
ーを接地姿勢で固定するロツク部材を設けてあ
る。[B] A biasing device for elastically biasing the stand bar to the upward storage position is provided between the traveling aircraft body and the stand bar, and a biasing device is provided between the traveling aircraft and the stand bar, and the stand bar is placed in the ground position on a part of the aircraft near where the stand bar is attached. A locking member is provided to secure it in place.
［ロ］ 前記ロツク部材は、前記スタンドバーの
回動中心である前記横軸芯と平行な横軸芯周り
で回動自在に構成され、前記スタンドバーの一
部に設けられた被係合部に対して係脱される係
合部を備え、かつ、スタンドバーの付勢方向と
同じ回動方向へ弾性付勢されている。[B] The locking member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is the rotational center of the stand bar, and the lock member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is the rotation center of the stand bar, and the lock member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is a rotation center of the stand bar, and the lock member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is a rotation center of the stand bar, and the lock member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is a rotation center of the stand bar, and the lock member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is a rotation center of the stand bar, and the lock member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is a rotation center of the stand bar, and the lock member is configured to be rotatable around a horizontal axis that is parallel to the horizontal axis that is a rotation center of the stand bar, and to The stand bar has an engaging portion that is engaged with and disengaged from the stand bar, and is elastically biased in the same rotating direction as the biasing direction of the stand bar.
［ハ］ 前記スタンドバーの被係合部と、ロツク
部材の係合部とは、夫々の回動中心となる各横
軸芯からの回転半径上の軌跡が、前記横軸芯方
向視で部分的に交差するように位置設定されて
いるとともに、ロツク部材の前記付勢方向の前
方側位置に前記スタンドバーの被係合部が位置
するように配設されている。[C] The engaged portion of the stand bar and the engaging portion of the lock member are such that their loci on the radius of rotation from each horizontal axis, which is the center of rotation thereof, are partial when viewed in the direction of the horizontal axis. The two stand bars are positioned so that they intersect with each other, and the engaged portion of the stand bar is positioned on the front side of the lock member in the biasing direction.
［ニ］ 前記ロツク部材の係合部は、接地姿勢の
前記スタンドバーに対するロツク姿勢で前記ス
タンドバーの被係合部に係合して、スタンドバ
ーの格納方向への移動を規制するとともに、そ
のロツク姿勢からのロツク部材の前記ロツク解
除方向への回動は許すようにその係合部分の形
状を形成してある。[d] The engaging portion of the locking member engages with the engaged portion of the stand bar in a locked position with respect to the stand bar in the grounded position to restrict movement of the stand bar in the storage direction and to prevent the stand bar from moving in the storage direction. The shape of the engaging portion is formed to allow rotation of the locking member in the unlocking direction from the locked position.
［ホ］ 前記ロツク部材には、踏み込みによつて
ロツク部材を弾性係合付勢力に抗してロツク解
除方向へ変位させる足踏み操作部を設けてあ
る。[E] The locking member is provided with a foot operation portion which, when depressed, displaces the locking member in the unlocking direction against the elastic engagement biasing force.
スタンドバーを足で踏み込んで下方へ回動させ
ると、該スタンドバーに設けた被係合部にロツク
部材が弾性付勢係合してスタンドバーを接地姿勢
に固定することができる。また、スタンドバーを
格納姿勢にする場合には、前記ロツク部材の足踏
み操作部を踏み操作すると、ロツク部材が弾性係
合付勢力に抗してロツク解除方向へ変位するた
め、前記弾性復元力によつてスタンドバーを上方
へ回動し格納姿勢とすることができる。
When the stand bar is rotated downward by stepping on the stand bar, the locking member is elastically engaged with the engaged portion provided on the stand bar, thereby fixing the stand bar in the ground position. Furthermore, when the stand bar is in the retracted position, when the foot operation part of the lock member is operated by stepping on the foot operation part, the lock member is displaced in the unlocking direction against the elastic engagement biasing force, so that the elastic restoring force is Therefore, the stand bar can be rotated upward and placed in the retracted position.
その結果、スタンドバーを接地姿勢にする場合
と、格納姿勢にする場合の操作が共に踏み込みに
よつて行え、歩行型管理機のハンドルを確実に保
持したままスタンドバーの切り換え操作が安定し
て行えるようになつた。
As a result, the stand bar can be operated both in the ground position and in the retracted position by pressing the foot down, allowing stable switching operations of the stand bar while firmly holding the handle of the walking management machine. It became like that.
以下、本考案の実施例を図面に基づいて説明す
る。
Hereinafter, embodiments of the present invention will be described based on the drawings.
第３図には歩行型の管理機が示され、この管理
機はエンジン１の後部にミツシヨンケース２を直
結し、該ミツシヨンケース２の下部に伝動ケース
６を介して走行装置としてのクローラ走行装置５
を取付けて走行機体１０を構成し、該走行機体１
０の後部にヒツチ３を介してロータリ耕耘装置４
を連結するとともに、後方へ操縦ハンドル７を延
出して構成されている。 FIG. 3 shows a walking type management machine, in which a transmission case 2 is directly connected to the rear of an engine 1, and a crawler as a traveling device is connected to the lower part of the transmission case 2 via a transmission case 6. Traveling device 5
is attached to configure the traveling body 10, and the traveling body 1
A rotary tiller 4 is attached to the rear of the 0 through a hitch 3.
are connected to each other, and a control handle 7 extends rearward.
前記走行装置５のフレーム２１の側部より角パ
イプ状の支持フレーム８が側方へ突出され、この
支持フレーム８先端にスタンドバー９がブラケツ
ト１１を介して上下回動自在に枢着され、横軸芯
P1周りでスタンドバー９を下方へ回動させるこ
とにより接地姿勢に、また上方へ回動させること
により走行機体１０の側部に沿つて配置される格
納姿勢に切り換えることができるようになつてい
る。前記ブラケツト１１の外側部に突設された被
係合部としての被係合ピン１３と走行機体１０と
の間には付勢具としての引張りスプリング１５が
介装され、スタンドバー９は格納姿勢方向へ弾性
付勢されている。 A square pipe-shaped support frame 8 projects laterally from the side of the frame 21 of the traveling device 5, and a stand bar 9 is pivoted to the tip of the support frame 8 via a bracket 11 so as to be vertically movable. shaft core
By rotating the stand bar 9 downward around P 1 , the stand bar 9 can be switched to the grounding attitude, and by rotating it upward, it can be switched to the retracted attitude arranged along the side of the traveling aircraft 10. There is. A tension spring 15 as a biasing member is interposed between the engaged pin 13 as an engaged portion protruding from the outer side of the bracket 11 and the traveling body 10, and the stand bar 9 is in the retracted position. It is elastically biased in the direction.
前記スタンドバー９の取付け部位の近傍位置に
おいて、前記支持フレーム８の基部には板状のロ
ツク部材１２が上下回動自在に枢着され、その枢
支軸１６に介装されたつる巻きバネ１７の付勢力
によりロツク部材１２は上方へ付勢されている。
そして、このロツク部材１２の遊端部の上縁には
係合部としての係合凹部１４が設けられ、またロ
ツク部材１２の先端から足踏み操作部としてのレ
バー１８が外側方へ突設されている。 A plate-shaped locking member 12 is pivotally attached to the base of the support frame 8 so as to be vertically movable at a position near the attachment portion of the stand bar 9, and a helical spring 17 interposed on the pivot shaft 16 is attached to the base of the support frame 8. The locking member 12 is urged upward by the urging force.
An engagement recess 14 as an engagement part is provided on the upper edge of the free end of the lock member 12, and a lever 18 as a foot operation part is protruded outward from the tip of the lock member 12. There is.
そして、前記スタンドバー９に設けた前記被係
合ピン１３の回動軸芯P1と前記ロツク部材１２
の回動軸芯P2とは支持フレーム８に対して横方
向に配置されているとともに、被係合ピン１３の
回転半径はロツク部材１２の係合凹部１４の回転
半径よりも小さく設定されており、そして、夫々
の回動軸芯P1，P2からの回転半径上の軌跡ａ，
ｂが、前記回動軸芯P1，P2方向視で部分的に交
差するように位置設定されているとともに、ロツ
ク部材１２の前記付勢方向の前方側位置に前記ス
タンドバー９の被係合部１３が位置するように配
設されている。そして、前記ロツク部材１２の係
合部１４は、接地姿勢の前記スタンドバー９に対
するロツク姿勢で前記スタンドバー９の被係合部
１３に係合して、スタンドバー９の格納方向への
移動を規制するとともに、そのロツク姿勢からの
ロツク部材１２の前記ロツク解除方向への回動は
許すようにその係合部分の形状を形成してある。 The rotation axis P 1 of the engaged pin 13 provided on the stand bar 9 and the lock member 12
The rotation axis P 2 of the lock member 12 is arranged in a transverse direction with respect to the support frame 8, and the rotation radius of the engaged pin 13 is set smaller than the rotation radius of the engagement recess 14 of the lock member 12. and loci a on the rotation radius from the respective rotation axes P 1 and P 2 ,
b is positioned so as to partially intersect the rotation axes P 1 and P 2 when viewed in the direction, and the stand bar 9 is positioned at the front side position of the lock member 12 in the biasing direction. It is arranged so that the joining part 13 is located. The engaging portion 14 of the locking member 12 engages with the engaged portion 13 of the stand bar 9 in the locking position with respect to the stand bar 9 in the grounding position, thereby preventing the stand bar 9 from moving in the storage direction. The shape of the engaging portion is formed so as to restrict the rotation of the locking member 12 in the unlocking direction from the locked position.
従つて、前記スプリング１５の付勢力に抗して
スタンドバー９の下端に形成されたＵ字状の足踏
み部１９を踏んでスタンドバー９を下方へ回動さ
せると、第１図の仮想線で示すように被係合ピン
１３がロツク部材１２の上縁に接当しながらロツ
ク部材１２が共に下方へ回動し、スタンドバー９
の接地姿勢最終位置において、被係合ピン１３が
ロツク部材１２の係合凹部１４に弾性係合するよ
うに構成されている。つまり、この接地姿勢の固
定状態においては、ロツク部材１２が上方へ付勢
されているので、被係合ピン１３が係合凹部１４
内における外側縁部に弾接係合し、スタンドバー
９から足を離した状態においてもこの接地状態が
保たれるのである。そして、スタンドバー９を格
納姿勢に姿勢を変更する場合には、上記接地姿勢
から、ロツク部材１２の足踏み操作部１８を足で
踏み込めば、ロツク部材１２が下方へ回動するに
つれて被係合ピン１３がロツク部材１２の枢支側
へ移動するので係合凹部１４から被係合ピン１３
が外れ、スタンドバー９はスプリング１５により
引つ張られて上方へ回動するのである。 Therefore, when the stand bar 9 is rotated downward by stepping on the U-shaped foot 19 formed at the lower end of the stand bar 9 against the biasing force of the spring 15, the stand bar 9 is rotated downward by the imaginary line in FIG. As shown, the lock member 12 rotates downward while the engaged pin 13 contacts the upper edge of the lock member 12, and the stand bar 9
The engaged pin 13 is configured to elastically engage with the engagement recess 14 of the lock member 12 at the final ground contact position. That is, in this fixed state of the grounding posture, the lock member 12 is urged upward, so that the engaged pin 13 is pushed into the engagement recess 14.
It is elastically engaged with the outer edge of the stand bar 9, and this state of contact with the ground is maintained even when the foot is removed from the stand bar 9. When changing the attitude of the stand bar 9 to the retracted attitude, from the above-mentioned grounded attitude, by stepping on the foot operation part 18 of the locking member 12 with your foot, as the locking member 12 rotates downward, the engaged pin 13 moves to the pivot side of the lock member 12, the engaged pin 13 is removed from the engaging recess 14.
is removed, and the stand bar 9 is pulled by the spring 15 and rotated upward.
尚、図中２０はロツク部材１２の上方への回動
を設定箇所で規制するストツパーピンであり、前
記支持フレーム８より外側方へ突設されている。 In the figure, reference numeral 20 denotes a stopper pin that restricts the upward rotation of the locking member 12 at a set point, and is provided to protrude outward from the support frame 8.
また、実用新案登録請求の範囲の項に図面との
対照を便利にする為に符号を記すが、該記入によ
り本考案は添付図面の構造に限定されるものでは
ない。 Further, although reference numerals are written in the claims section of the utility model registration for convenience of comparison with the drawings, the present invention is not limited to the structure of the attached drawings by such entry.
図面は本考案に係る歩行型管理機のスタンドバ
ー構造の実施例を示し、第１図はスタンドバーの
接地固定姿勢を実線で示し、格納姿勢を仮想線で
示す要部背面図、第２図はその接地固定姿勢の要
部側面図、第３図は歩行型管理機の全体側面図で
ある。
５……走行装置、９……スタンドバー、１０…
…走行機体、１２……ロツク部材、１３……被係
合部、１４……係合部、１５……付勢具、１８…
…足踏み操作部、ａ，ｂ……回転軌跡、P1，P2
……横軸芯。
The drawings show an embodiment of the stand bar structure of the walking management machine according to the present invention, and FIG. 1 shows the fixed position of the stand bar on the ground with solid lines, and a rear view of the main part showing the retracted position with imaginary lines, and FIG. 2 3 is a side view of the main parts of the robot in its fixed position on the ground, and FIG. 3 is a side view of the entire walking management machine. 5... Traveling device, 9... Stand bar, 10...
...Traveling body, 12...Lock member, 13...Engaged part, 14...Engaging part, 15...Biasing tool, 18...
...Foot operation unit, a, b...Rotation trajectory, P 1 , P 2
...horizontal axis.
Claims (1)
０の側部に、横軸芯P1周りでの回動により、接
地姿勢と格納姿勢とが切り換え自在に枢着された
スタンドバー９を設けてあるとともに、下記
［イ］〜［ホ］に記載した構成を備える歩行型管
理機のスタンドバー構造。 ［イ］ 前記スタンドバー９を上方格納姿勢へ弾
性付勢する付勢具１５を走行機体１０と前記ス
タンドバー９との間に設けるとともに、このス
タンドバー９を取り付けた近傍位置の機体部分
に、スタンドバー９を接地姿勢で固定するロツ
ク部材１２を設けてある。 ［ロ］ 前記ロツク部材１２は、前記スタンドバ
ー９の回動中心である前記横軸芯P1と平行な
横軸芯P2周りで回動自在に構成され、前記ス
タンドバー９の一部に設けられた被係合部１３
に対して係脱される係合部１４を備え、かつ、
スタンドバー９の付勢方向と同じ回動方向へ弾
性付勢されている。 ［ハ］ 前記スタンドバー９の被係合部１３と、
ロツク部材１２の係合部１４とは、夫々の回動
中心となる各横軸芯P1，P2からの回転半径上
の軌跡ａ，ｂが、前記横軸芯P1，P2方向視で
部分的に交差するように位置設定されていると
ともに、ロツク部材１２の前記付勢方向の前方
側位置に前記スタンドバー９の被係合部１３が
位置するように配設されている。 ［ニ］ 前記ロツク部材１２の係合部１４は、接
地姿勢の前記スタンドバー９に対するロツク姿
勢で前記スタンドバー９の被係合部１３に係合
して、スタンドバー９の格納方向への移動を規
制するとともに、そのロツク姿勢からのロツク
部材１２の前記ロツク解除方向への回動は許す
ようにその係合部分の形状を形成してある。 ［ホ］ 前記ロツク部材１２には、踏み込みによ
つてロツク部材１２を弾性係合付勢力に抗して
ロツク解除方向へ変位させる足踏み操作部１８
を設けてある。[Scope of claim for utility model registration] Traveling aircraft 1 equipped with a traveling device 5 with a small ground contact width
A stand bar 9 is provided on the side of the stand bar 9, which is pivotably attached to the ground position and the stowed position by rotating around the horizontal axis P1 . A stand bar structure of a walking management machine having the configuration described above. [A] A biasing device 15 for elastically biasing the stand bar 9 to the upward retracted position is provided between the traveling aircraft body 10 and the stand bar 9, and a biasing device 15 is provided in a part of the aircraft body near where the stand bar 9 is attached. A lock member 12 is provided for fixing the stand bar 9 in a grounded position. [B] The lock member 12 is configured to be rotatable around a horizontal axis P2 parallel to the horizontal axis P1 , which is the rotation center of the stand bar 9 , and is attached to a part of the stand bar 9. Engaged portion 13 provided
comprising an engaging portion 14 that is engaged and disengaged from the
It is elastically biased in the same rotating direction as the biasing direction of the stand bar 9. [C] The engaged portion 13 of the stand bar 9;
The engaging portion 14 of the locking member 12 means that the trajectories a and b on the rotation radius from the respective horizontal axes P 1 and P 2 serving as the respective rotation centers are such that the trajectories a and b on the rotation radius from the respective horizontal axes P 1 and P 2 are The stand bar 9 is positioned so as to partially intersect with each other, and the engaged portion 13 of the stand bar 9 is located on the front side of the lock member 12 in the biasing direction. [d] The engaging portion 14 of the locking member 12 engages with the engaged portion 13 of the stand bar 9 in the locking position with respect to the stand bar 9 in the grounding position, and moves the stand bar 9 in the storage direction. The shape of the engaging portion is formed so as to restrict the rotation of the locking member 12 from the locked position and to permit rotation of the locking member 12 in the unlocking direction. [E] The lock member 12 is provided with a foot operation portion 18 which, when depressed, displaces the lock member 12 in the unlocking direction against the elastic engagement biasing force.
is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11933287U JPH0528140Y2 (en) | 1987-08-04 | 1987-08-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11933287U JPH0528140Y2 (en) | 1987-08-04 | 1987-08-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6424663U JPS6424663U (en) | 1989-02-10 |
| JPH0528140Y2 true JPH0528140Y2 (en) | 1993-07-19 |
Family
ID=31364470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11933287U Expired - Lifetime JPH0528140Y2 (en) | 1987-08-04 | 1987-08-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0528140Y2 (en) |
-
1987
- 1987-08-04 JP JP11933287U patent/JPH0528140Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6424663U (en) | 1989-02-10 |
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