JPH0198087U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案に係る農作業車のクローラ走行装
置の実施例を示し、第１図は可動式のクローラ走
行装置の側面図、第２図は可動接地転輪の配設部
を示す横断平面図、第３図は可動接地転輪の支持
部を示す縦断背面図、第４図は支持ボスの斜視図
、第５図は固定式のクローラ走行装置の側面図、
第６図は固定接地転輪の配設部を示す横断平面図
、第７図は固定接地転輪の支持部を示す縦断背面
図である。 １……トラツクフレーム、２……駆動輪、３，
４……接地転輪、Ｂ……クローラベルト、Ｃ……
規制機構。 The drawings show an embodiment of the crawler traveling device for an agricultural vehicle according to the present invention, and FIG. 1 is a side view of the movable crawler traveling device, and FIG. 2 is a cross-sectional plan view showing the arrangement of the movable ground rolling wheels. FIG. 3 is a vertical cross-sectional rear view showing the support part of the movable ground roller, FIG. 4 is a perspective view of the support boss, and FIG. 5 is a side view of the fixed crawler traveling device.
FIG. 6 is a cross-sectional plan view showing the arrangement portion of the fixed earth-contacting roller, and FIG. 7 is a longitudinal cross-sectional rear view showing the support portion of the fixed earth-contacting roller. 1...Truck frame, 2...Drive wheel, 3,
4...Grounding wheel, B...Crawler belt, C...
Regulatory mechanism.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] トラツクフレーム１の前方斜め上方に駆動輪２
を配設し、前記トラツクフレーム１に複数の接地
転輪３，４を配設し、これら接地転輪３，４のう
ち、機体前後方向の両端に位置する接地転輪３，
４を除く複数の接地転輪３を上下動可能な可動接
地転輪に構成すると共に、前記駆動輪２及び前記
複数の接地転輪３，４に渡つてクローラベルトＢ
を巻回してある農作業車のクローラ走行装置であ
つて、前記可動接地転輪３のうち、前端に位置す
る可動接地転輪３がこれの上昇限界位置において
前記クローラベルトＢの内面に接当しない状態で
、かつ、後側に位置する可動接地転輪３がこれの
上昇限界位置において前記クローラベルトＢを上
方に突き上げ可能となるように前記可動接地転輪
３の上昇限界を規制する規制機構Ｃを設けてある
農作業車のクローラ走行装置。 A drive wheel 2 is mounted diagonally above the front of the truck frame 1.
A plurality of ground contact wheels 3, 4 are arranged on the track frame 1, and among these ground contact wheels 3, 4, the ground contact wheels 3, 4 are located at both ends in the longitudinal direction of the aircraft.
A plurality of ground contact wheels 3 other than 4 are configured as movable ground contact wheels that can move up and down, and a crawler belt B is provided over the drive wheel 2 and the plurality of ground contact wheels 3 and 4.
In this crawler traveling device for an agricultural vehicle, the movable grounding roller 3 located at the front end of the movable grounding roller 3 does not come into contact with the inner surface of the crawler belt B at its upper limit position. regulation mechanism C that regulates the upper limit of the rise of the movable ground roller 3 so that the movable ground roller 3 located on the rear side can push the crawler belt B upward at its upper limit position. Crawler running device for agricultural vehicles equipped with