CN2698635Y - Longitudinal car bridge and actuating device for six wheel drive vehicle - Google Patents
Longitudinal car bridge and actuating device for six wheel drive vehicle Download PDFInfo
- Publication number
- CN2698635Y CN2698635Y CN 200420002751 CN200420002751U CN2698635Y CN 2698635 Y CN2698635 Y CN 2698635Y CN 200420002751 CN200420002751 CN 200420002751 CN 200420002751 U CN200420002751 U CN 200420002751U CN 2698635 Y CN2698635 Y CN 2698635Y
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- rocking arm
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Abstract
The utility model relates to a walking device with a driven means of 6*6, belonging to the mechanical technique of vehicle and walk. 3 wheels are installed on one side of a longitudinal beam to form an entirety or are hinged with longitudinal vehicle axles in section and then connected with a frame by hangers. An inputting shaft drives the middle wheel and simultaneously respectively drives the front wheel and the rear wheel by a bevel gear pair and a driving shaft separately. The 3 wheels all can be driving wheels with turning or without turning. By moving a driving bevel gear on the inputting shaft, the inputting shaft can be meshed or separated with the two driven bevel gears which drive the front and the back wheel, and the connection of the front and the back driving shaft is broken when the inputting shaft is separated with the two driven bevel gears. The utility model has the advantages of favorable components universality and flexible configuration, and easily adopts the module way for matching, can be switched simply and reliably between the 6 wheels / 2 wheels to drive the work condition and is suitable for various vehicles and walk mechanisms driven by 6 wheels.
Description
Technical field the utility model belongs to land vehicle and walking machine technology.
Background technology the utility model provides a kind of running gear that type of drive is the power actuated vehicle of 6 * 6 types that is used for.As everyone knows, the cross-country through performance of 6 * 6 vehicles that drive is far better than 4 * 4 powered vehicle, and structure is simpler than 8 * 8 types and crawler-mounted.Therefore the application of 6 * 6 vehicles that drive and walking machine is increasingly extensive, comprises as high-tech equipments such as moonfall and detection Mars and using.The running gear of 6 * 6 known type vehicles and transmission and steering mode mainly contain two kinds.First kind is adopted 3 drive axles with traditional lateral arrangement of central main reduction gear and inter-wheel differential, wherein 1 or 2 is steering drive axle, and power is through being arranged in the input shaft end that near the vehicle center longitudinal axis part-time case and universal joint shaft are transferred to main reduction gear on these 3 vehicle bridge; Drive axle can be non-disconnected (employing dependent suspension) or breakaway-element (adopting independence or dependent suspension).The transmission of second kind of common name " H " type is arranged in the car body both sides with longitudinal drive shaft, through 3 horizontal propeller-shafts of every side power is reached wheel assembly again.
Above-mentioned 6 take turns the walking and actuating device have following problem:
1. when adopting the type of drive of main gear, horizontal 3 bridges and suspension thereof and transmission shaft have taken space bigger in the car, cause layout difficulty in the car; When adopting known " H " type transmission, each wheel all needs to be equipped with independently cross-drive axle and suspension system, causes complex structure and costliness.
2. most 6 * 6 vehicles are only on bad ground or need just to need whole wheels to participate in drivings under the situation of king-sized tractive force, and when on good road surface, travelling, for reducing parasitic power loss and reducing tire wear, should only keep a pair of wheel as drive wheel, all the other wheels all should be switching to the flower wheel of independent rotation separately.Adopt in a known manner and implement relatively difficulty and complicated of such switching 4 in 6 wheels.
Utility model content the utility model changes the drive axle that is horizontally placed on the car body bottom of current trend into the vertical driving wheels that place the car body left and right sides, is called for short vertical vehicle bridge.3 wheel assemblies of every side of 6 wd vehicles are installed in and constitute vertical vehicle bridge on the vertical roof beam structure.This roof beam structure can be a single-piece, also can be divided into mutually hinged 2 or 3 sections by 1 or 2 bearing pins.When being divided into 2 sections, 2 in 3 wheel assemblies by public longeron rigid connection, the 3rd wheel assembly then is installed in an end of the rocking arm that can swing in vertical plane surface, the other end of rocking arm is hinged on the fabricate block end that is configured to by aforementioned 2 wheel assemblies and public longitudinal beam; When being divided into 3 sections, the wheel assembly of 2 outer ends is installed on the rocking arm that is hinged with middle wheel assembly.In both cases, all also be connected with elastic element between rocking arm and the middle wheel assembly member in order to the relative pivot angle that retrains them.Whole vertical vehicle bridge of Gou Chenging is again by elasticity or rigid suspension device and vehicle frame connection thus.As required, all 3 wheels can or turn to drive wheel as drive wheel, turn to the steering swivel of wheel hub through having steering yoke bolt and propeller-shaft of drive wheel to be installed on public roof beam structure or the rocking arm, the non-axis of drive wheel that turns to is then constant in roof beam structure or rocking arm.Turn to the non-quantity that turns to drive wheel and position and by the known relevant steering hardware of method configuration by changing configuration, the utility model is applicable to the various vehicles with following 4 kinds of known steering modes or their combination: 1) be positioned at 2 of vehicle front or rear end and take turns and be wheel flutter, all the other 4 are taken turns to 2 of non-wheel flutter and take turns steering mode; 2) be positioned at that 2 of vehicle front or rear end taken turns and middle 2 take turns that totally 4 wheels are wheel flutter, all the other 2 are taken turns to 4 of non-wheel flutter and take turns steering mode; 3) totally 4 wheels that are positioned at vehicle front and rear end are wheel flutter, and middle 2 take turns 4 of non-wheel flutter takes turns steering mode; 4) the glide steering mode that relies on the tractive force difference between the left and right sidesing driving wheel group to realize.Vertical vehicle bridge of the present utility model can be with various known, can be by the machinery of vehicle ' requirement to vehicle both sides transmission power, hydraulic pressure, electric power or pneumatic mode drive, main gear device as input media is located at vertical axle center, input shaft (propeller-shaft normally, can use rigid shaft when adopting the HM Hydraulic Motor input) when driving middle wheel assembly, divide driver before and after also the front and back transmission shaft through being arranged in parallel with public roof beam structure transmits power to respectively by 2 driven wheel of differentials of 1 drive bevel gear and front and back, each drives the front and back wheel device respectively through bevel-gear sett again in driver is divided in front and back.When wherein 1 wheel assembly was installed on the aforementioned rocking arm, relevant transmission shaft must be provided with the coupler that allows shaft angle to change, for example gimbal coupling in the rocking arm hinged place.Adopt any known mechanisms to move axially drive bevel gear in the main gear device, when can make this drive bevel gear with former and later two driven wheel of differentials the engagement or separate simultaneously, and when separating, also cut off association between the front and back wheel transmission shaft, thereby avoided producing between each wheel deletrious parasitic horsepower.
Compare with known various 6 wheel drive units, major advantage of the present utility model is:
1. vertically vehicle bridge has an integrated member of one's own, but is used to drive each unit flexible configuration of each wheel assembly, and component universality is good, is easy to adopt modular manner manufacturing and supporting.
2. realized switching between 6 wheel drive and 2 wheel drive operating modes with simple and reliable mode.When 6 wheel drive states, 3 drive wheels of every side are synchronous fully, can obtain maximum tractive force and best crossing ability; When 2 wheel drive states, the complete independent driven rotation of all the other 4 wheels can not produce parasitic horsepower, has prevented the additional abrasion of driving device and tire yet.
3. comformability is good.Have multiple driving and turn to pattern, 3 drive wheels of the vertical vehicle bridge of every side only need the power transmission node of 1 power input shaft and 1 steering hardware, are convenient to simply be connected coupling with existing multiple vehicle transmission gear; Can adopt the known elastic element of the nearly all type that comprises vane type leaf spring, coil spring, torsion bar spring, hydropneumatic type pneumohydraulic spring and air bellow to constitute suspension, the scope that can arrange hard point on its vertical public roof beam structure is much larger than traditional horizontal drive axle, thereby help improving vehicle frame and suspension force-bearing situation, simplify suspension and stabilizer rod system; Load, transmission and control member all are configured in the vehicle chassis both sides.Help the utilization of interior space.Vertically the power drive of vehicle bridge can be sealed in the protection good housing and Guan Liang fully, adapts under many dirt, humidity, mire and harsh environment such as paddle to use.
4. adopt the utility model not only can research and develop new vehicle and walking machine, but also for will have now 2 common wd vehicles repack that cross-country traveling 6 wd vehicles provide into may.
Appended drawings 1 is the front view of the utility model when adopting forward and backward 4 to take turns steering mode, and it also is that the A of birds-eye view (accompanying drawing 2) is to cutaway view;
Accompanying drawing 2 is the utility model birds-eye vieies when adopting forward and backward 4 to take turns steering mode;
Accompanying drawing 3 is that B in the accompanying drawing 1 is to the enlarged drawing of analysing and observe;
Accompanying drawing 4 is that C in the accompanying drawing 1 is to the enlarged drawing of analysing and observe;
Accompanying drawing 5 be in the accompanying drawing 1 in the input shaft direct drive C of another transmission scheme of wheel assembly to the enlarged drawing of analysing and observe;
Accompanying drawing 6 is before the utility model adopts, in 4 birds-eye vieies when taking turns steering mode;
Accompanying drawing 7 is that D in the accompanying drawing 6 is to the rotation enlarged drawing of cutaway view;
Accompanying drawing 8 is front and rear wheel of the present utility model lateral plans when all being contained on the rocking arm;
Accompanying drawing 9 is the adoptable partial enlarged drawings that can make limited angle revolution roof beam structure or rocking arm around the longitudinal axis of the utility model.
The specific embodiment is following does further detailed narration to the specific embodiment of the present utility model in conjunction with the accompanying drawings by example.Because related vertical drive axle is symmetrical, and the structure of one side only is described herein.
Accompanying drawing 1 and accompanying drawing 2 can swing with rocking arm for the utility model is used for trailing wheel, forward and backward 4 topology examples when taking turns the vehicle that turns to, during narration left among the figure is made as the working direction of vehicle.Vertically the front vehicle wheel device 1 that has running brake, the middle wheel assembly 8 in the vehicle bridge is fixed on the public roof beam structure 7 by the housing 4 of preceding minute driver and the housing 11 of main gear device respectively, constitutes preceding, middle wheel fabricate block.Rear wheel device 25 divides the housing 22 of driver to be fixed on the rear end of rocking arm 19 by the back.The front end of rocking arm 19 is hinged on the rear end of preceding, middle wheel fabricate block by crotch 18 and a pair of horizontal bearing pin 16, and it can be swung in vertical plane surface together with the rear wheel device that is mounted thereon.The input shaft 33 (seeing accompanying drawing 4) of middle driver in the wheel assembly 8, also drives bevel gear shaft 13 by free-sliding spline in by cylindrical gear pair 15 and 9 power being passed to.The axial location of bevel gear shaft 13 is by sliding sleeve 12 controls, when sliding sleeve 12 is in " combination " position, bevel gear shaft 13 be respectively applied for two finishing bevel gear cuters 10 and 14 engagements simultaneously that drive forward and backward wheel assembly, when being in " separation " position, then throw off simultaneously with them.Finishing bevel gear cuter 10 warps connect with finishing bevel gear cuter 5 with the front propeller shaft 6 that roof beam structure 7 is arranged in parallel, again warp and finishing bevel gear cuter 5 meshed bevel gears 3 and universal coupling 2 and 1 connection of front vehicle wheel device.14 of finishing bevel gear cuters connect with finishing bevel gear cuter 21 through universal coupling 17, rear propeller shaft 20, again through connecting with rear wheel device 25 with finishing bevel gear cuter 21 meshed bevel gears 23 and universal coupling 24.Where necessary, also can speed reduction gearings such as gear pair be set between universal coupling and the wheel drive dish by known method.The transmitting ratio of above-mentioned each bevel-gear pair and engagement orientation be should select to such an extent that make sliding sleeve 12 be in " combination " position the time, before, during and after the hand of rotation of 3 wheels and the linear velocity all identical (diameter of 3 wheels allows differences) of wheel rim.Between the cantilever 27 that rocking arm 19 and preceding, middle wheel fabricate block stretch out backward, be provided with spring 28 and shock absorber 29.The whole vertical drive axle that constitutes by aforesaid way again in figure schematically hanger 30 and 31 be installed on the draft hitch with car load.
Accompanying drawing 3 illustrates as the forward and backward wheel assembly that turns to drive wheel and is hinged on structure on the overhanging kingpin support of branch device housing side by steering yoke bolt 32.
Accompanying drawing 4 illustrates as the non-middle wheel assembly 8 that turns to drive wheel, input shaft 33, cylindrical gear pair 15 and 9 and the structure of main gear device.
Accompanying drawing 6 illustrates the utility model and is used for adopting preceding, 4 structures when taking turns the vehicle of steering mode.During the difference of structure is shown in it and the accompanying drawing 2 wheel apparatus change into turn to drive wheel then wheel apparatus change the non-drive wheel that turns to into.Need be provided with universal-joint 34 and steering yoke bolt 35 between main gear device and the middle wheel assembly this moment, and input shaft 33 needs direct drive bevel gear shaft 13a (seeing accompanying drawing 7).All the other structures are identical with accompanying drawing 2.
More than Xu Shu the content wheel that all will be contained on the rocking arm 19 is made as trailing wheel, but also is applicable to the situation (accompanying drawing 8) on the rocking arm that the wheel that will be contained on the rocking arm all is contained in as front-wheel and front and rear wheel fully.For some slow-moving vehicle, also can cancel rocker arrangement, and all 3 wheel assemblies all are fixed on the public roof beam structure of a rigidity.
The public roof beam structure or the rocking arm that are used to connect 3 wheels in the utility model also can constitute by making rotating relatively inner core 36 and overcoat 37, and limit it by known way setting and move axially flange 38 and block 39 and 40 (accompanying drawing 9) with the band projection of degreeof turn.Each wheel on the vertical vehicle bridge of every side this moment is able in the swing that keeps doing around the longitudinal axis under the constant condition of longitudinal axis distance limited angle, to adapt to the track change of topography better.
By suitable choice structure parameter, also can in vehicle suspension system, utilize the public roof beam structure of this vertical vehicle bridge and rocking arm self to reverse and the elastic deformation effect when crooked.
Claims (4)
1, a kind of vertical vehicle bridge and actuating device of 6 wheeled vehicles that constitute by 3 drive wheels of every side, near the input shaft of lateral arrangement middle wheel assembly is in driving in the wheel assembly, also by before bevel-gear pair and the vertical layout, before rear propeller shaft drives, the rear wheel device, it is characterized in that: before every side, in, adjacent 2 public longeron rigid connections in 3 wheel assemblies in back by tubulose, the 3rd wheel assembly is installed in an end of the rocking arm of 1 tubulose, the other end of this rocking arm is hinged on the end of the fabricate block that is made of preceding 2 wheel assemblies and public roof beam structure by horizontal bearing pin, spring and shock absorber are housed between public roof beam structure and rocking arm, preceding, rear propeller shaft is among the roof beam structure and rocking arm of the vertical vehicle bridge that constitutes thus; Drive bevel gear on the input shaft can be slided on spline, and when sliding into an end position, this drive bevel gear meshes simultaneously with 2 driven wheel of differentials that are separately fixed at forward and backward transmission axle head; When sliding into another end position, separate simultaneously with these 2 driven wheel of differentials.
2, the vertical vehicle bridge and the actuating device of 6 wd vehicles according to claim 1, it is characterized in that: forward and backward 2 wheel assemblies of every side are installed in an end of the rocking arm of 1 tubulose; the two ends of the fabricate block that wheel assembly and public roof beam structure constituted during the other end of rocking arm was hinged on by horizontal bearing pin respectively, between public roof beam structure and 2 rocking arms spring and shock absorber are housed respectively.
3, the vertical vehicle bridge and the actuating device of 6 wd vehicles according to claim 1 is characterized in that: between the front vehicle wheel device of every side and the middle wheel assembly and between middle wheel assembly and the rear wheel device by the public longeron rigid connection of tubulose.
4, the vertical vehicle bridge and the actuating device of 6 wd vehicles according to claim 1 is characterized in that: the public roof beam structure that is used to connect 3 wheels of every side constitutes by making relative rotating inner core and overcoat with rocking arm, and spacing bead and block are set between the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420002751 CN2698635Y (en) | 2004-01-18 | 2004-01-18 | Longitudinal car bridge and actuating device for six wheel drive vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420002751 CN2698635Y (en) | 2004-01-18 | 2004-01-18 | Longitudinal car bridge and actuating device for six wheel drive vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2698635Y true CN2698635Y (en) | 2005-05-11 |
Family
ID=34767228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420002751 Expired - Fee Related CN2698635Y (en) | 2004-01-18 | 2004-01-18 | Longitudinal car bridge and actuating device for six wheel drive vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2698635Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189927A (en) * | 2010-03-19 | 2011-09-21 | 曼卡车和巴士股份公司 | Drive assembly for motor vehicles, in particular for cargo vehicles |
| CN102490807A (en) * | 2011-11-03 | 2012-06-13 | 孙华 | Wheel type travelling chassis |
| CN106476558A (en) * | 2016-11-16 | 2017-03-08 | 科力沃（深圳）科技技术有限公司 | Six wheel drive vibration absorbers |
| CN110203302A (en) * | 2019-07-09 | 2019-09-06 | 王瑞 | Six wheel six of one kind drives full terrain traveling vehicle |
-
2004
- 2004-01-18 CN CN 200420002751 patent/CN2698635Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189927A (en) * | 2010-03-19 | 2011-09-21 | 曼卡车和巴士股份公司 | Drive assembly for motor vehicles, in particular for cargo vehicles |
| CN102189927B (en) * | 2010-03-19 | 2016-02-24 | 曼卡车和巴士股份公司 | For the actuating device of automobile, especially autotruck |
| CN102490807A (en) * | 2011-11-03 | 2012-06-13 | 孙华 | Wheel type travelling chassis |
| CN106476558A (en) * | 2016-11-16 | 2017-03-08 | 科力沃（深圳）科技技术有限公司 | Six wheel drive vibration absorbers |
| CN110203302A (en) * | 2019-07-09 | 2019-09-06 | 王瑞 | Six wheel six of one kind drives full terrain traveling vehicle |
| CN110203302B (en) * | 2019-07-09 | 2023-12-15 | 王瑞 | Six-wheel all-terrain walking vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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 |