CN201694055U - Synchronous drive device of walking tractor trailer - Google Patents
Synchronous drive device of walking tractor trailer Download PDFInfo
- Publication number
- CN201694055U CN201694055U CN2010203025277U CN201020302527U CN201694055U CN 201694055 U CN201694055 U CN 201694055U CN 2010203025277 U CN2010203025277 U CN 2010203025277U CN 201020302527 U CN201020302527 U CN 201020302527U CN 201694055 U CN201694055 U CN 201694055U
- Authority
- CN
- China
- Prior art keywords
- shaft
- steering shaft
- engagement pawl
- lengthening
- chain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model provides a synchronous drive device of a walking tractor trailer, which comprises a steering shaft and a trailer rear axle assembly. The steering shaft is elongated and a central driving gear is fixed on the steering shaft through a key; a chain-drive bonding claw is in sleeve joint with the elongated steering shaft in the position where the elongated steering shaft extends out of a gear box; the chain-drive bonding claw is connected with a steering gear box, a crossed universal shaft and a rear axle assembly in sequence through a chain; a spline shaft is arranged at the right end of the elongated steering shaft and the spline shaft is matched with the inner bore of a movable bonding claw; a shift fork slot is arranged on the outer circumference of the movable bonding claw; a helical tooth fixed sleeve is installed on the gear box body and provided with a clutch shaft; a helical tooth separating sleeve, a follow-up sleeve and a reset spring are installed on the clutch shaft; a separating shift fork is arranged inside the shift fork slot; the helical tooth separating sleeve is connected with a clutch handle through a connecting rod; and helical tooth separating sleeve is detached from the helical tooth fixed sleeve to be in a non-driven state. The utility model has reasonable design and strong practicability, and can drive or stop the trailer at any time under different speeds while ensuring equal travel distance of the wheels. The utility model is an ideal drive device for trailers.
Description
Technical field
A kind of actuating device of walker tractor, particularly a kind of synchronous drive device of walker tractor trailer.
Background technology
For solving walker tractor because of trailer does not drive, cause the problem of when mire, hollow or upward slope, missing the bus, prior art is improved walker tractor, makes full use of the purpose that engine power drives trailer to reach.Improved method all is to increase by two cover constant-mesh transmission gears in former walker tractor change speed gear box, in order to outputting power trailer is driven (as Chinese patent 200520095253.8).But above-mentioned improvement exists a lot of not enough: the one, destroyed the mature technology of walker tractor change speed gear box, and it is big to improve technology difficulty; The 2nd, no matter trailer needs to drive, and transmission gear is in the constant-mesh state always, has both increased engine load, makes gearbox gear wear and tear easily again.The 3rd, the framing member installation position is unreasonable, and member is spread out of by the middle part of walker tractor change speed gear box, and the place, bottom near the chaufeur health forms safety hazard to chaufeur, and also the function to the original mounted plow of walker tractor, rake or seeder impacts.The 4th, the outputting power of transmission gear obtains by II shelves axle, causes walker tractor not drive trailer under arbitrary speed like this, and walker tractor wheel and trailer wheels also can't equidistantly travel synchronously.
Summary of the invention
The purpose of this utility model is to provide a kind of synchronous drive device of walker tractor trailer.The synchronous drive device of this walker tractor trailer participates in work when trailer is driven, deactivate when not driving.Utilize the utility model, walker tractor trailer under any rotating speed can both be driven operation, and trailer wheels and walker tractor wheel can equidistantly travel.
The purpose of this utility model can realize.Implementation is that prior art is improved.The synchronous drive device of this walker tractor trailer comprises secondary power-transfer clutch and the crossed universal shaft before walker tractor change speed gear box and steering shaft thereof, trailer back axle assembly, the back axle assembly.The synchronous drive device spy of walker tractor trailer just is being that described steering shaft is a lengthening steering shaft, is fixed on the lengthening steering shaft by key with power gear ingear central driver gear.The lengthening steering shaft stretches out chain sprocket drive engagement pawl of optical axis part socket of change speed gear box right-hand member.Chain sprocket drive engagement pawl external diameter is provided with chain tooth, and chain tooth is connected with the input shaft of steering box by chain, and the output shaft of steering box is connected with crossed universal shaft.Chain sprocket drive engagement pawl right side is provided with two symmetrical groups groove and projection.Lengthening steering shaft right-hand member head is a castellated shaft.Movable engagement pawl is the spline sleeve, and movable engagement pawl is by the strong axle engagement of spline in the axis hole and spending of lengthening steering shaft.Movable engagement pawl left end nib is provided with two groups of grooves and projection.Movable engagement pawl external diameter right-hand member is provided with a release thrust bearing.Be provided with a fork slot between nib and the release thrust bearing.The groove of the groove of movable engagement pawl and projection and chain sprocket drive engagement pawl and projection be matching pair each other.Movable engagement pawl has an axial motion track on the spline of lengthening steering shaft.The chain sprocket drive engagement pawl is a movable fit structure with the lengthening steering shaft.
Be equipped with the helical teeth fixed cover on the gearbox body.Helical teeth fixed cover center is equipped with a clutch shaft, by bolt and pad helical teeth separation sleeve, servo-actuated cover and retracing spring is installed on the clutch shaft.Servo-actuated cover, separation driving lever and disengaging yoke are integral.Helical teeth fixed cover and helical teeth separation sleeve be matching pair each other.Disengaging yoke places the fork slot of movable engagement pawl.The helical teeth separation sleeve is connected with clutch handle by connecting rod.Clutch handle places the direction arm rest of walker tractor.
The synchronous drive device of walker tractor trailer of the present utility model, reasonable in design, overcome all deficiencies of prior art, practical.Movable engagement pawl and the engagement of chain sprocket drive engagement pawl, walker tractor can drive trailer under any moving velocity.Movable engagement pawl separates with the chain sprocket drive engagement pawl, withdraws from trailer and drives, and has protected former walker tractor change speed gear box not fragile.When trailer drove, the walker tractor wheel equated with trailer wheel operating range.Improved structure is in the walker tractor right side, both chaufeur is not had security implication, does not destroy the existing hanging function of walker tractor again.
Description of drawings
Fig. 1 is the synchronous drive device general assembly drawing of walker tractor trailer.
Fig. 2 is the I detail drawing among Fig. 1.
Fig. 3 is that A in the I detail drawing is to view.
Fig. 4 is the assembly drawing of helical teeth fixed cover and clutch shaft.
Fig. 5 is servo-actuated cover, the assembly drawing that separates driving lever and disengaging yoke.
Fig. 6 is a chain sprocket drive engagement pawl front view.
Fig. 7 is a chain sprocket drive engagement pawl birds-eye view.
Fig. 8 is a lengthening steering shaft detail drawing.
Fig. 9 is movable engagement pawl front view.
Figure 10 is movable engagement pawl birds-eye view.
Figure 11 is a helical teeth separation sleeve front view.
Among the figure.1 walker tractor, 2 change speed gear boxs, 3 connecting rods, 4 clutch handles, 5 secondary handles, 6 trailers, 7 secondary power-transfer clutchs, 8 crossed universal shafts, 9 steering boxs, 10 chains, 11 lengthening steering shafts, 12 release thrust bearings, 13 movable engagement pawls, 14 chain sprocket drive engagement pawls, 15 gearbox bodys, 16 turn to spring, 17 steering gears, 18 central driver gears, 19 keys, 20 helical teeth fixed covers, 21 helical teeth separation sleeve, 22 servo-actuated covers, 23 retracing springs, 24 pads, 25 screws, 26 separate driving lever, 27 disengaging yokes, 28 bearings, 29 clutch shafts, the a fork slot.
The specific embodiment
Provide specific embodiment of the utility model below by accompanying drawing.
Referring to Fig. 1.The utility model improves on prior art and is achieved.It comprises secondary power-transfer clutch 7 and crossed universal shaft 8 before the change speed gear box 2 of walker tractor 1 and steering shaft thereof, trailer 6 back axle assemblys, the back axle assembly.The synchronous drive device of walker tractor trailer of the present utility model is arranged between steering shaft and the crossed universal shaft 8.Referring to Fig. 1, Fig. 8.In the utility model, steering shaft is an improved lengthening steering shaft 11.In the change speed gear box 2 of former walker tractor 1, with power gear ingear central driver gear 18, be fixed on the lengthening steering shaft 11 by key 19, kept intrinsic spring 16 and the steering gear 17 of turning on the lengthening steering shaft 11.
Referring to Fig. 2, Fig. 3.Lengthening steering shaft 11 stretches out chain sprocket drive engagement pawl 14 of optical axis part socket of change speed gear box 2 right-hand members.Chain sprocket drive engagement pawl 14 axis holes are built-in with bearing.Transmission engagement pawl 14 is a running-fit with lengthening steering shaft 11.Chain sprocket drive engagement pawl 14 right sides are provided with two symmetrical groups groove and projection, and external diameter is provided with chain tooth (seeing Fig. 6, Fig. 7).Chain tooth is connected with the input shaft of steering box 9 by chain 10.The output shaft of steering box 9 is connected with crossed universal shaft 8.Lengthening steering shaft 11 right-hand member heads are castellated shaft.Movable engagement pawl 13 is the spline sleeve.Movable engagement pawl 13 is by the strong axle engagement of spline in the axis hole and spending of lengthening steering shaft 11.Referring to Fig. 9, Figure 10.Movable engagement pawl 13 left end nibs are provided with two groups of grooves and projection, and movable engagement pawl 13 external diameter right-hand members are provided with a release thrust bearing 12.Be provided with a fork slot a between nib and the release thrust bearing 12.Movable engagement pawl 13 can axially move on the castellated shaft of lengthening steering shaft 11.The groove of the groove of movable engagement pawl 13 and projection and chain sprocket drive engagement pawl 14 and projection be matching pair each other.Movable engagement pawl 13 is a drive state with 14 engagements of chain sprocket drive engagement pawl, is split up into non-drive state.
Referring to Fig. 3, Fig. 4, Figure 11.Be equipped with a helical teeth fixed hub 20 on the gearbox body 15.Clutch shaft 29 of helical teeth fixed cover 20 centers welding.By bolt 25 and pad 24 a helical teeth separation sleeve 21,22 and retracing springs 23 of servo-actuated cover are installed on the clutch shaft 29.Servo-actuated cover 22, separation driving lever 26 and disengaging yoke 27 integrally welded (see figure 5)s.Helical teeth fixed cover 20 and helical teeth separation sleeve 21 be matching pair each other.Helical teeth fixed cover 20 and helical teeth separation sleeve 21 in conjunction with the time, the utility model is to the trailer output drive strength, stops the trailer output drive strength in the time of separately.Disengaging yoke 27 places the fork slot a of movable engagement pawl 13.Referring to Fig. 1.Helical teeth separation sleeve 21 is connected with clutch handle 4 by connecting rod 3.Clutch handle 4 places the direction arm rest of walker tractor 1.
Referring to Fig. 1, Fig. 3.The walker tractor cruising when not needing to drive trailer, is moved clutch handle 4 to deactivated position.At this moment, connecting rod 3 drives helical teeth separation sleeve 21 and rotates, and under the effect of helical teeth, helical teeth separation sleeve 21 is moved to right by helical teeth fixed cover 20 jack-up and is braked.Helical teeth separation sleeve 21 moves to right, and drive separates driving lever 26 and disengaging yoke 27 moves to right, disengaging yoke 27 stirs that movable engagement pawl 13 moves to right and chain gear engagement pawl 14 separates, the power of lengthening steering shaft 11 outputs can't can not drive trailer through chain gear engagement pawl 14 and chain 10 outputs.
When needing to drive trailer, move clutch handle to activation point.At this moment, helical teeth separation sleeve 21 is removed restraint, and helical teeth separation sleeve 21 moves to left and combines with helical teeth fixed cover 20 under retracing spring 23 effects.Helical teeth separation sleeve 21 drives separation driving lever 26 and disengaging yoke 27 moves to left, and disengaging yoke 27 is stirred movable moving to left in conjunction with 13 pawls and combined with chain gear engagement pawl 14.The power of lengthening steering shaft 11 outputs drives trailer through crossed universal shaft 8, secondary power-transfer clutch 7 and back axle assembly through movable engagement pawl 13, chain gear engagement pawl 14, chain 10 and steering box 9 outputs again.
Claims (4)
1. one kind comprises walker tractor change speed gear box and steering shaft thereof, the trailer back axle assembly, the synchronous drive device of the secondary power-transfer clutch before the back axle assembly and the walker tractor trailer of crossed universal shaft, it is characterized in that described steering shaft is a lengthening steering shaft, be fixed on the lengthening steering shaft by key with power gear ingear central driver gear, the lengthening steering shaft stretches out chain sprocket drive engagement pawl of optical axis part socket of change speed gear box right-hand member, chain sprocket drive engagement pawl external diameter is provided with chain tooth, chain tooth is connected with the input shaft of steering box by chain, the output shaft of steering box is connected with crossed universal shaft, chain sprocket drive engagement pawl right side is provided with two symmetrical groups groove and projection, lengthening steering shaft right-hand member head is a castellated shaft, movable engagement pawl is the spline sleeve, by the strong tooth engagement of spline in the axis hole and spending of lengthening steering shaft, movable engagement pawl left end nib is provided with two groups of grooves and projection, movable engagement pawl external diameter right-hand member is provided with a release thrust bearing, be provided with a fork slot between nib and the release thrust bearing, the groove of the groove of movable engagement pawl and projection and chain sprocket drive engagement pawl and projection be matching pair each other.
2. the synchronous drive device of walker tractor trailer according to claim 1, it is characterized in that being equipped with on the gearbox body helical teeth fixed cover, helical teeth fixed cover center is equipped with a clutch shaft, by bolt and pad helical teeth separation sleeve, servo-actuated cover and retracing spring are installed on the clutch shaft, servo-actuated cover, separation driving lever and disengaging yoke are integral, helical teeth fixed cover and helical teeth separation sleeve be matching pair each other, the helical teeth separation sleeve is connected with clutch handle by connecting rod, and clutch handle places the direction arm rest of walker tractor.
3. the synchronous drive device of walker tractor trailer according to claim 1 and 2 is characterized in that chain sprocket drive engagement pawl and lengthening steering shaft are movable fit structure, and movable engagement pawl has an axial motion track on the spline of lengthening steering shaft.
4. the synchronous drive device of walker tractor trailer according to claim 3 is characterized in that disengaging yoke places the fork slot of movable engagement pawl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203025277U CN201694055U (en) | 2010-02-08 | 2010-02-08 | Synchronous drive device of walking tractor trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203025277U CN201694055U (en) | 2010-02-08 | 2010-02-08 | Synchronous drive device of walking tractor trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201694055U true CN201694055U (en) | 2011-01-05 |
Family
ID=43395300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203025277U Expired - Fee Related CN201694055U (en) | 2010-02-08 | 2010-02-08 | Synchronous drive device of walking tractor trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201694055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109906886A (en) * | 2019-04-08 | 2019-06-21 | 兴化市台林机械有限公司 | Lawn sand-covering machine with arrangement of clutch |
-
2010
- 2010-02-08 CN CN2010203025277U patent/CN201694055U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109906886A (en) * | 2019-04-08 | 2019-06-21 | 兴化市台林机械有限公司 | Lawn sand-covering machine with arrangement of clutch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6353576B1 (en) | Power transmission device | |
| US20170261082A1 (en) | Electric all-wheel drive two speed with split double reduction planetary | |
| US9400034B1 (en) | Electric drive system | |
| CN201613819U (en) | Speed reduction and differential integrated rear axle assembly of electric vehicle | |
| JPH01175526A (en) | Transmission for self-traveling type working vehicle | |
| CN103359252A (en) | Drive for pedal vehicle | |
| BR102015002225A2 (en) | ENGINE AXLE ASSEMBLY WITH A NECKLACE ACTUATOR MECHANISM | |
| EP3475114B1 (en) | An inter-axle differential assembly, a driving axle assembly and a motor vehicle | |
| CN101125528A (en) | Speed changing driving device for special four-wheel offroad vehicles | |
| CN104196968A (en) | Multifunctional four-wheel-drive self-propelled transmission device | |
| CN201619610U (en) | Differential steering mechanism for tracked vehicle | |
| CN201694055U (en) | Synchronous drive device of walking tractor trailer | |
| JP7025239B2 (en) | Vehicle drive | |
| CN201530313U (en) | Power output transmission mechanism for speed changing box of tractor | |
| CN201745432U (en) | Automatic clutch drive bridge | |
| CN217598352U (en) | Four-wheel drive multipurpose vehicle chassis structure | |
| JP5869255B2 (en) | Driving force connection / disconnection device | |
| CN1248882C (en) | Differential independent unit for individual 4 drivers of moto-driven vehicle | |
| CN102943860B (en) | Sliding gear type differential device | |
| CN201863716U (en) | Power transmission device of multi-axle automobile | |
| CN102001283B (en) | Power drive device for multi- axle vehicle | |
| CN201034151Y (en) | Tractor fore-and-aft propulsion transmission mechanism | |
| CN202108948U (en) | Gearbox for driving trailer of hand tractor | |
| CN202518095U (en) | Transmission device for transfer case of wheeled tractor | |
| WO2020188808A1 (en) | Vehicle drive device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20140208 |