CN87216147U - Steering mechanism for caterpillars - Google Patents
Steering mechanism for caterpillars Download PDFInfo
- Publication number
- CN87216147U CN87216147U CN 87216147 CN87216147U CN87216147U CN 87216147 U CN87216147 U CN 87216147U CN 87216147 CN87216147 CN 87216147 CN 87216147 U CN87216147 U CN 87216147U CN 87216147 U CN87216147 U CN 87216147U
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- China
- Prior art keywords
- steering
- gear
- differential
- sun wheel
- diff
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Abstract
The utility model relates to an improvement of a steering mechanism for caterpillars. A power differential device and a steering differential device are arranged on a same shaft. A locking device is connected with the steering differential device through gear meshing. The power differential device and the steering differential device are simultaneously connected through a drive gear engaged with a transmission gear on a drive shaft. The utility model has the advantages of artful structure, flexible action, low cost, good manufacturability and convenient use and maintenance. The utility model is especially suitable for crawler tractors, military tanks, land and water amphibious armored cars, bulldozers, diggers, etc.
Description
Continuously tracked vehicle steering hardware described in the utility model is about the improvement invention to existing steering hardware, is a kind of novel steering mechanism that is used for various continuously tracked vehicles.
What this technical field continuously tracked vehicle steering hardware of the prior art adopted is clutch---the brake type steering hardware.Promptly form by power-transfer clutch, planetary mechanism, semiaxis drg, diff etc.Therefore this complex structure, cost height, inefficiency, power consumption are big, and for many years, the tracklaying vehicle steering swivel system not reason of malleable just is that it is relevant with the characteristic of crawler belt; And wheeled car has antero posterior axis, rear axle to can be used for driving, and front axle is used to turn to; And unique way that tracklaying vehicle turns to is to change two track speed.For the high speed steering of modern military tank, though rely on be two covers mutually independently automatic transmission with hydraulic torque converter change two track speed, its principle remains clutch---the brake type steering hardware.Shortcoming such as therefore exist that cost is high, complex structure, heaviness, quick abrasion, load-carrying capacity are low.And Gleasman entirely new kind continuously tracked vehicle steering swivel system improves existing structure, does not have the situation that changes thereby broken this system for many years.What the Gleasman system architecture adopted is the mode that power system and steering swivel system separate, and exists so still that structure is complicated, cost is than problems such as height.Therefore to present continuously tracked vehicle steering hardware improve design, with simplified structure, expendable weight, cost-cutting, to improve its work efficiency be very necessary.
In view of above-mentioned problems of the prior art, task of the present utility model is that a kind of rational in infrastructure, advanced in performance, good manufacturability of design, cost are low, the continuously tracked vehicle steering hardware of the new type ideal of high efficiency.Keystone configuration of the present utility model is that power diff, steering differential are assembled on the same axis.Blocking device is connected with the side direction gear matched by steering gear with steering differential, matches with left and right transmission gear by the driven wheel on the axle drive shaft, and power diff and steering differential are coupled together simultaneously.The utility model structure is ingenious, simple structure, flexible movements, cost are low, easy and simple to handle, and is easy to use and safeguard, is a kind of up-to-the-minute continuously tracked vehicle steering hardware.The utility model is specially adapted to crawler-tread tractor, military tank, water and land amphibious armoured car, bulldozer, excavating machine etc., is the desirable steering hardware of various continuously tracked vehicles.
The utility model is a kind of continuously tracked vehicle steering hardware, and it has power diff, steering differential.Its feature as shown in drawings, power diff and steering differential are assembled on the same axis, blocking device is connected with the side direction gear matched by steering gear with steering differential.Driven wheel on the axle drive shaft couples together power diff and steering differential by matching with Left Drive gear and right transmission gear.The power diff is made up of Left Drive gear, driving satellite gear, driving sun wheel.Steering differential by the side direction gear, turn to satellite gear, turn to sun wheel to be formed.Semi-minor axis is connected with the driving sun wheel of power diff, and the two ends of major semiaxis are connected with the driving sun wheel of power diff and the sun wheel that turns to of steering differential respectively.Blocking device is made up of worm screw, worm gear, steering shaft, steering gear.The effect of worm-and-wheel gear is when straight-line travelling, and it locks steering differential.Drive diff two or more driving satellite gears can be housed; Steering differential also can be equipped with two or more satellite gears that turn to, and is used for improving its dynamically balanced effect.
Continuously tracked vehicle steering hardware described in the utility model can replace existing clutch---brake type steering hardware and Gleasman steering swivel system.This later-model structure is the improvement invention to the Gleasman steering swivel system.The utility model attaches together on an axle being assemblied in two power diff and steering differentials on the axle in original technology respectively, thereby forms a cover brand new driving system.Simplified original structure so greatly, and driving system has been reached improve rational condition more.Continuously tracked vehicle steering swivel system described in the utility model is compared with the Gleasman steering swivel system, have rotating speed more flexibly, characteristics rapidly; Under similarity condition, its velocity of rotation is more fast again than Gleasman steering swivel system.The cost of Gleasman steering swivel system only is the standard clutch---1/10th to 1/15th of brake type steering hardware, and cost of the present utility model is significantly less than the Gleasman steering swivel system, is very significant so adopt its economic benefit of the utility model.Because the utility model structure is very simple, so have economy, light, reliable, durable, these characteristics are applicable to water and land amphibious armoured car, military tank etc. more.The utility model also is applicable to other tracklaying vehicle simultaneously, adopts the utility model for continuously tracked vehicles such as trac., bulldozer, excavating machines, will make its steering swivel system performance generation great variety.Thereby chaufeur also will being resembled handling bearing circle trippingly the automobilist turns to neatly.Application of the present utility model will bring great economic benefit and social benefit to war industry, the civilian industry of producing continuously tracked vehicle.
The utility model accompanying drawing is a continuously tracked vehicle steering hardware schematic diagram.
Among the figure: 1, worm screw 2, worm gear 3, steering gear 4, side direction gear 5, turn to satellite gear 6, axle drive shaft 7, driven wheel 8, Left Drive gear 9, drive satellite gear 10, drive sun wheel 11, semi-minor axis 12, drive satellite gear 13, drive sun wheel 14, right transmission gear 15, turn to sun wheel 16, turn to satellite gear 17, turn to sun wheel 18, major semiaxis 19, steering shaft.
Specific embodiment of the utility model as shown in drawings, power diff and steering differential are assembled on the same axis, blocking device and steering differential cooperate with side direction gear (4) by steering gear (3) and are connected.Driven wheel (7) on the axle drive shaft (6) couples together power diff and steering differential by matching with Left Drive gear (8) and right transmission gear (14).The power diff is made up of Left Drive gear (8), driving satellite gear (9,12), driving sun wheel (10,13).Steering differential by side direction gear (4), turn to satellite gear (5,16), turn to sun wheel (15,17) to be formed.Semi-minor axis (11) is connected with the driving sun wheel (10) of power diff, and the two ends of major semiaxis (18) are connected with the driving sun wheel (13) of power diff and the sun wheel (17) that turns to of steering differential respectively.Blocking device is made up of worm screw (1), worm gear (2), steering shaft (19), steering gear (3), and steering gear (3) matches with side direction gear (4).When the vehicle straight-line travelling, bearing circle mediates, because worm gear (2) is with motionless worm screw (1), so the steering differential shell is lockable, diff is inoperative.At this moment semi-minor axis (11) and major semiaxis (18) are equivalent to form an axle, and at this moment under power driven, semi-minor axis (11) and major semiaxis (18) be with speed, be rotated in the same way, thereby can realize straight-line motion.Semi-minor axis when turning to (11) should be different with major semiaxis (18) rotating speed, and this moment, diff worked.Be contained in variable rheostat on the bearing circle and controlling the running of motor.It is many more that chaufeur steering wheel rotation angle is big more, worm screw (1) drives worm gear (2) the rotation number of turns, and the steering differential shell rotation number of turns is also just many more.Turn to satellite gear (5,16) to rotate thereupon, and along turning to sun wheel (15,17) revolution.Because the power diff is free movable, so can distribute power between semi-minor axis (11) and major semiaxis (18), so two semiaxis can obtain friction speed, thereby makes Vehicular turn.When having only steering differential work, semi-minor axis (11) and identical, the switched in opposite of major semiaxis (18) rotating speed, thus can realize cast around its axle center.
Claims (3)
1, a kind of continuously tracked vehicle steering hardware, it has power diff, steering differential, it is characterized in that, its power diff and steering differential are assembled on the same axis, blocking device and steering differential by steering gear be connected with the side direction gear matched, driven wheel (7) on the axle drive shaft (6) is by passing gear (8) and the right gear (14) that passes matches power diff and steering differential are coupled together with a left side, the power diff by Left Drive gear (8), drive satellite gear (9,12), driving sun wheel (10,13) is formed; Steering differential by side direction gear (4), turn to satellite gear (5,16), turn to sun wheel (15,17) to be formed, semi-minor axis (11) is connected with the driving sun wheel (10) of power diff, the two ends of major semiaxis (18) are connected with the driving sun wheel (13) of power diff and the sun wheel (17) that turns to of steering differential respectively, and blocking device is made up of worm screw (1), worm gear (2), steering shaft (19), steering gear (3).
2, continuously tracked vehicle steering hardware according to claim 1 is characterized in that driving diff two or more driving satellite gears can be housed.
3, continuously tracked vehicle steering hardware according to claim 1 is characterized in that steering differential can be equipped with two or more satellite gears that turn to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87216147 CN87216147U (en) | 1987-12-06 | 1987-12-06 | Steering mechanism for caterpillars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87216147 CN87216147U (en) | 1987-12-06 | 1987-12-06 | Steering mechanism for caterpillars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87216147U true CN87216147U (en) | 1988-11-16 |
Family
ID=4830145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87216147 Withdrawn CN87216147U (en) | 1987-12-06 | 1987-12-06 | Steering mechanism for caterpillars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87216147U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1295111C (en) * | 2000-12-08 | 2007-01-17 | 托维克公司 | Steer-drive for vehicles |
| CN100463829C (en) * | 2007-04-30 | 2009-02-25 | 长安大学 | Steering drive device for caterpillar vehicle |
| CN104828137A (en) * | 2015-06-04 | 2015-08-12 | 机器时代(北京)科技有限公司 | General chassis steering gear |
| CN101559714B (en) * | 2009-03-06 | 2015-09-02 | 徐积励 | Left and right semiaxis can rotate backward the vehicle main device realizing pivot stud each other |
| CN108473158A (en) * | 2015-11-16 | 2018-08-31 | 科特雷恩控股有限公司 | Caterpillar regenerates steering differential |
-
1987
- 1987-12-06 CN CN 87216147 patent/CN87216147U/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1295111C (en) * | 2000-12-08 | 2007-01-17 | 托维克公司 | Steer-drive for vehicles |
| CN100463829C (en) * | 2007-04-30 | 2009-02-25 | 长安大学 | Steering drive device for caterpillar vehicle |
| CN101559714B (en) * | 2009-03-06 | 2015-09-02 | 徐积励 | Left and right semiaxis can rotate backward the vehicle main device realizing pivot stud each other |
| CN104828137A (en) * | 2015-06-04 | 2015-08-12 | 机器时代(北京)科技有限公司 | General chassis steering gear |
| CN104828137B (en) * | 2015-06-04 | 2017-09-12 | 机器时代(北京)科技有限公司 | Universal chassis steering gear |
| CN108473158A (en) * | 2015-11-16 | 2018-08-31 | 科特雷恩控股有限公司 | Caterpillar regenerates steering differential |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C44 | Succession or assignment of patent right | ||
| TR01 | Transfer of patent right |
Address after: Liaoning Anshan Steel Corp South Machinery Plant mobile branch Patentee after: Liu Hailong Address before: the Institute of mechanical engineering, Dalian Railway Institute, Liaoning, China Co-patentee before: Li Hongfu Patentee before: Liu Hailong |
|
| ASS | Succession or assignment of patent right |
Owner name: LIU HAILONG Free format text: FORMER OWNER: PATENTEE LIU HAILONG |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |