JPS6435177U

JPS6435177U -

Info

Publication number: JPS6435177U
Application number: JP13169687U
Authority: JP
Priority date: 1987-08-28
Filing date: 1987-08-28
Publication date: 1989-03-03

Description

[Brief explanation of the drawing]

第１図から第８図は本考案の一実施例を示して
おり、第１図は４輪駆動車を概略的に示す平面図
、第２図は第１図の矢視図、第３図はモータ制
御部の概略的な電気回路図、第４図はモータ制御
部の要部断面図、第５図は第４図の―矢視図
、第６図は第４図の一部を拡大して示した断面図
、第７図は第６図の―線に沿つた断面図、第
８図ａ，ｂ，ｃ，ｄ及びｅは夫々作用説明図であ
る。１……車体フレーム、７……フロントドライブ
シヤフト（駆動軸）、８……リヤドライブシヤフ
ト（駆動軸）、９〜１２……車輪（４輪）、９ａ
〜１２ａ……車軸、１３……ギヤ機構、１４……
ギヤボツクス、１４ａ……車軸が軸支された箱体
、１４ｂ……駆動軸が軸支された箱体、１５……
軸、１６……ドリブンギヤ、２９……モータ制御
部（制御部）、Ｍ１〜Ｍ４……モータ。 1 to 8 show an embodiment of the present invention, in which FIG. 1 is a plan view schematically showing a four-wheel drive vehicle, FIG. 2 is a view taken along the arrow in FIG. 1, and FIG. Figure 4 is a schematic electrical circuit diagram of the motor control section, Figure 4 is a sectional view of the main parts of the motor control unit, Figure 5 is a view taken in the direction of the - arrow in Figure 4, and Figure 6 is an enlarged portion of Figure 4. FIG. 7 is a sectional view taken along the line --- in FIG. 6, and FIGS. 8a, b, c, d, and e are explanatory views of the operation. 1... Vehicle body frame, 7... Front drive shaft (drive shaft), 8... Rear drive shaft (drive shaft), 9 to 12... Wheels (4 wheels), 9a
~12a...Axle, 13...Gear mechanism, 14...
Gearbox, 14a...Box body on which the axle is supported, 14b...Box body on which the drive shaft is supported, 15...
Shaft, 16... Driven gear, 29... Motor control section (control section), M1 to M4... Motor.

Claims

[Scope of utility model registration request]

The driving force from the engine is transmitted via the drive system to all four wheels attached to the vehicle body frame.
In a wheel drive vehicle, each axle of the four wheels is connected to a drive shaft of the drive system via a gear mechanism, and a gear box of each gear mechanism is connected to a box body on which the axle is supported and the drive shaft is an axis. Consisting of a supported box body,
Each box on the axle side is rotatably supported on a shaft extending in the vertical direction, and a driven gear is fixed to each box, and a motor having a drive gear meshing with each driven gear is provided on the vehicle body frame, A four-wheel steering device for a four-wheel drive vehicle, comprising a control section that controls the respective motors to control directions of the four wheels.