JPH0446978U

JPH0446978U -

Info

Publication number: JPH0446978U
Application number: JP8986590U
Authority: JP
Priority date: 1990-08-28
Filing date: 1990-08-28
Publication date: 1992-04-21

Description

[Brief explanation of drawings]

第１図は本考案の台車の一実施例を示す側面図
、第２図はその正面図、第３図は走行装置の正面
図、第４図はその側面図、第５図はキヤスターの
説明図、第６図は別の実施例の平面図、第７図は
その要部の斜視図である。１……台車本体、２……車輪、３……車軸、４
……走行用駆動モータ、４ａ……歯車、５……保
持フレーム、５ａ……中心軸、６……操向用駆動
モータ、６ａ……歯車、６ｂ……ウオームギヤ、
７……キヤスター、８……ブラケツト、９……ブ
レーキシユー、１０……ブレーキ用シリンダー、
１０ａ……クランク機構、１１……昇降足場、１
２……昇降装置、１３……昇降用シリンダー、１
４……拡幅フレーム、１５……走行車輪、１６…
…拡幅用シリンダー、１７……操向用シリンダー
、１８……ラツク、１９……ピニオン、２０……
走行用駆動モータ、Ａ……走行装置。 Fig. 1 is a side view showing an embodiment of the cart of the present invention, Fig. 2 is a front view thereof, Fig. 3 is a front view of the traveling device, Fig. 4 is a side view thereof, and Fig. 5 is an explanation of the caster. FIG. 6 is a plan view of another embodiment, and FIG. 7 is a perspective view of the main part thereof. 1...Body body, 2...Wheels, 3...Axle, 4
... Traveling drive motor, 4a... Gear, 5... Holding frame, 5a... Center shaft, 6... Steering drive motor, 6a... Gear, 6b... Worm gear,
7... Caster, 8... Bracket, 9... Brake shoe, 10... Brake cylinder,
10a...Crank mechanism, 11...Elevating scaffold, 1
2... Lifting device, 13... Lifting cylinder, 1
4... widening frame, 15... running wheels, 16...
... widening cylinder, 17 ... steering cylinder, 18 ... rack, 19 ... pinion, 20 ...
Traveling drive motor, A... Traveling device.

Claims

[Claims for Utility Model Registration] 1. A bogie characterized in that a traveling device having at least two drive wheels is provided below the center of the bogie body so that the running direction of the bogie body can be changed. . 2. The traveling device includes an axle having two drive wheels at both ends thereof, a travel drive motor for rotationally driving the drive wheels, and rotatably holds the axle below the center of the bogie body. a holding frame;
The trolley according to claim 1, further comprising a steering drive motor that rotates the holding frame around its central axis. 3. The trolley according to claim 1, wherein the traveling device is configured to independently drive the rotation speed and rotation direction of the two drive wheels. 4. The truck according to claim 1, further comprising casters and locking means provided at the lower four corners of the truck body. 5. The trolley according to claim 4, wherein the caster is provided so as to be widenable. 6. The trolley according to claim 1, wherein a lifting scaffold is provided on the trolley body so as to be able to rise and fall freely. 7. A trolley, characterized in that running wheels are provided at the four corners of the trolley body so that the width can be expanded freely, and the running wheels are configured to be able to be steered and rotated.