CN203335750U - Walking tractor with rear-wheel-drive gearbox - Google Patents
Walking tractor with rear-wheel-drive gearbox Download PDFInfo
- Publication number
- CN203335750U CN203335750U CN2013203103937U CN201320310393U CN203335750U CN 203335750 U CN203335750 U CN 203335750U CN 2013203103937 U CN2013203103937 U CN 2013203103937U CN 201320310393 U CN201320310393 U CN 201320310393U CN 203335750 U CN203335750 U CN 203335750U
- Authority
- CN
- China
- Prior art keywords
- shaft
- output shaft
- clutch
- gearbox
- front wheel
- 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
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
Abstract
The utility model belongs to transmission mechanisms of agricultural machinery and particularly relates to a walking tractor with a rear-wheel-drive gearbox. The walking tractor with the rear-wheel-drive gearbox comprises an engine, the gearbox, a walking wheel and a handlebar. The walking wheel is installed on a front wheel output shaft of the gearbox. The gearbox comprises a box body, an input shaft and the front wheel output shaft, wherein the input shaft and the front wheel output shaft are installed on the box body through bearings. The front wheel output shaft is sleeved with transmission wheels, and the transmission wheels are connected with the input shaft in a transmission mode through a gear pair. The input shaft is connected with an output shaft of the engine in a transmission mode. A clutch shaft, a rear output shaft and a shifting fork shaft are further arranged in the box body through bearings. The clutch shaft is parallel to the front wheel output shaft and connected with the front wheel output shaft in a transmission mode. The rear output shaft is perpendicular to the clutch shaft and connected with the clutch shaft in a transmission mode through a bevel gear. A shifting fork is arranged on the shifting fork shaft, so that clutch of rear power output is achieved. A support is fixedly connected to the outer wall of the box body. A connecting lever is installed on the support through a rotating shaft. One end of the connecting lever is hinged to the outer end of the shifting shaft. The rear-wheel-drive gearbox achieves rear power output of the walking tractor. The rear-wheel-drive gearbox can provide power for a rear agricultural implement, and be connected with an axle of a trailer through a transmission shaft so that four-wheel drive can be achieved and walking power and climbing power are improved.
Description
Technical field
The utility model belongs to the driving mechanism of farm machinery, especially relates to a kind of hand tractor with the rear-guard gearbox.
Background technique
Existing hand tractor driving force is less, and there is no rear power output, can not pull rearmounted agricultural machinery and implement, again owing to only having two front driving wheels, grade ability is poor, and the working environment of hand tractor is poor, and often because of differential force, miring down in mud can't be out.
Summary of the invention
The purpose of this utility model is to provide a kind of hand tractor with the rear-guard gearbox simple in structure, maneuverable.
To achieve these goals, the utility model adopts following technological scheme: the hand tractor with the rear-guard gearbox described in the utility model comprises motor, gearbox, road wheel, handgrip, road wheel is arranged on the front wheel output shaft of gearbox, described gearbox comprises casing, be arranged on input shaft and the front wheel output shaft on casing by bearing, be set with driving gear on front wheel output shaft, described driving gear is in transmission connection by gear pair and input shaft, the output shaft of input shaft and motor is in transmission connection, also by bearing, clutch shaft and rear output shaft are installed in described casing, described clutch shaft and front wheel output shaft be arranged in parallel, described rear output shaft is perpendicular to clutch shaft, by spline, driving bevel gear and clutch gear are installed on clutch shaft, the end of rear output shaft is fixedly connected with driven bevel pinion, and described driven bevel pinion and driving bevel gear are complementary, separately have declutch shift shaft axially movably to be arranged on casing, described declutch shift shaft and clutch shaft be arranged in parallel, and shift fork is installed on declutch shift shaft, and described shift fork is installed on clutch gear, be fixedly connected with support on the outer wall of casing, by rotating shaft, connecting lever is installed on described support, one end of described connecting lever and the outer end of declutch shift shaft are hinged, the other end of connecting lever is connected with the operating mechanism on being arranged on handgrip by flexible axle, the crust of described flexible axle is fixedly connected on support, and the axle core of flexible axle is connected on connecting lever, described operating mechanism comprises the fixed plate that is fixedly mounted on handgrip, be hinged on operating rod bearing on fixed plate, be fixedly connected on the operating handle of operating rod bearing upper end, described operating handle is hollow tubular structure, be provided with the operating handle core in the inner chamber of operating handle, be provided with spring between the inwall of operating handle core and operating handle, the lower end that is positioned at the operating handle core of operating handle outside is fixedly connected with alligator, be provided with tooth plate on fixed plate, described tooth plate is to take the circular arc that the articulating point of operating rod bearing is the center of circle, the crust of flexible axle is fixedly connected on fixed plate, and the axle core of flexible axle is fixedly connected on operating rod bearing.
One end of described connecting lever is hinged on axle sleeve by rotating shaft, and described axle sleeve is sleeved on the outer end of declutch shift shaft.
After adopting said structure, this hand tractor with the rear-guard gearbox has been realized the rear-mounted power output of hand tractor, not only can, for rearmounted agricultural machinery and implement provide power, can also connect by rear take-off (propeller) shaft the wheel shaft of trailer, realize four-wheel drive, improve the power of walking, climbing; Be arranged on operating mechanism on handgrip and can control easily the clutch of rear output, easy to operate, reliable.
The accompanying drawing explanation
Fig. 1 is the structural representation of embodiment's rear-guard gearbox of the utility model.
Fig. 2 is the partial structurtes schematic diagram with the rear-guard gearbox of engaging and disengaging gear.。
Fig. 3 is the structural representation of operating mechanism.
Fig. 4 is the side view of operating mechanism.
Embodiment
As shown in Figure 1 and Figure 2, the hand tractor with the rear-guard gearbox described in the utility model, comprise motor, gearbox, road wheel, handgrip, and road wheel is arranged on the front wheel output shaft of gearbox.Described gearbox comprises casing 1, by bearing, is arranged on input shaft 30 and the front wheel output shaft 31 on casing 1, be set with driving gear 32 on front wheel output shaft 31, described driving gear 32 is in transmission connection by gear pair and input shaft 30, and input shaft 30 is in transmission connection with the output shaft of motor.
Also by bearing, clutch shaft 3 and rear output shaft 19 are installed in described casing 1, described clutch shaft 3 be arranged in parallel with front wheel output shaft 31, and described rear output shaft 19 is perpendicular to clutch shaft 3; By spline, driving bevel gear 9 and clutch gear 2 are installed on clutch shaft 3, the end of rear output shaft 19 is fixedly connected with driven bevel pinion 11, and described driven bevel pinion 11 is complementary with driving bevel gear 9; Separately have declutch shift shaft 10 can axially movably be arranged on casing 1, described declutch shift shaft 10 be arranged in parallel with clutch shaft 3, and shift fork 13 is installed on declutch shift shaft 10, and described shift fork 13 is installed on clutch gear 2; Be fixedly connected with support 26 on the outer wall of casing 1, by rotating shaft, connecting lever 27 is installed on described support 26, one end of described connecting lever 27 and the outer end of declutch shift shaft 10 are hinged, the other end of connecting lever 27 is connected with the operating mechanism on being arranged on handgrip by flexible axle 47, the crust of described flexible axle 47 is fixedly connected on support 26, and the axle core of flexible axle is connected on connecting lever 27; Described operating mechanism comprises the fixed plate 4 that is fixedly mounted on handgrip, be hinged on operating rod bearing 41 on fixed plate 4, be fixedly connected on the operating handle 42 of operating rod bearing 41 upper ends, described operating handle 42 is hollow tubular structure, be provided with operating handle core 43 in the inner chamber of operating handle 42, be provided with spring 44 between the inwall of operating handle core 43 and operating handle 42, the lower end that is positioned at the operating handle core 43 of operating handle 42 outsides is fixedly connected with alligator 45, be provided with tooth plate 46 on fixed plate 4, described tooth plate 46 is to take the circular arc that the articulating point of operating rod bearing 41 is the center of circle; The crust of flexible axle 47 is fixedly connected on fixed plate 4, and the axle core of flexible axle 47 is fixedly connected on operating rod bearing 41.
One end of described connecting lever 27 is hinged on axle sleeve 18 by rotating shaft, and described axle sleeve 18 is sleeved on the outer end of declutch shift shaft 10.
Certainly, can also directly in the outer end of declutch shift shaft 10, rotating shaft be installed, and an end of connecting lever 27 is hinged in described rotating shaft, thereby realize the hinged of declutch shift shaft 10 and connecting lever 27.
During use, press operating handle core 43, alligator 45 is descended, break away from tooth plate 46, now operating handle 42 can swing, pull the axle center of flexible axle, the axle center of flexible axle pulls the operating end of connecting lever 27 again, after end of operation, unclamp hand, spring makes operating handle core 43 drive alligator 45 returns, is stuck on tooth plate 46, realizes location.In the time of connecting lever 27 rotation, pull declutch shift shaft 10 moving axially, will drive clutch gear 2 by shift fork 13 when declutch shift shaft 10 moves axially endwisely slips on clutch shaft 3, clutch shaft 3 needs only the transmission gear engagement be complementary with one of them in the process of sliding can obtain power, drive clutch shaft 3 rotations, and drive rear output shaft 19 rotations by driving bevel gear 9, driven bevel pinion 11, power output after realizing.
The Placement of rear output shaft 19 and rearmounted agricultural machinery and implement or trailer has multiple, is existing known technology, at this, mends repeated description again.
Claims (2)
1. with the hand tractor of rear-guard gearbox, comprise motor, gearbox, road wheel, handgrip, road wheel is arranged on the front wheel output shaft of gearbox, described gearbox comprises casing (1), be arranged on input shaft (30) and the front wheel output shaft (31) on casing (1) by bearing, be set with driving gear (32) on front wheel output shaft (31), described driving gear (32) is in transmission connection by gear pair and input shaft (30), input shaft (30) is in transmission connection with the output shaft of motor, it is characterized in that: in described casing (1), also by bearing, clutch shaft (3) and rear output shaft (19) are installed, described clutch shaft (3) be arranged in parallel with front wheel output shaft (31), described rear output shaft (19) is perpendicular to clutch shaft (3), clutch shaft (3) is upper is equipped with driving bevel gear (9) and clutch gear (2) by spline, and the end of rear output shaft (19) is fixedly connected with driven bevel pinion (11), and described driven bevel pinion (11) is complementary with driving bevel gear (9), separately have declutch shift shaft (10) can axially movably be arranged on casing (1) upper, described declutch shift shaft (10) be arranged in parallel with clutch shaft (3), and shift fork (13) is installed on declutch shift shaft (10), and described shift fork (13) is installed on clutch gear (2), be fixedly connected with support (26) on the outer wall of casing (1), described support (26) is upper is equipped with connecting lever (27) by rotating shaft, the outer end of one end of described connecting lever (27) and declutch shift shaft (10) is hinged, the other end of connecting lever (27) is connected with the operating mechanism on being arranged on handgrip by flexible axle (47), it is upper that the crust of described flexible axle (47) is fixedly connected on support (26), and the axle core of flexible axle is connected on connecting lever (27), described operating mechanism comprises the fixed plate (4) be fixedly mounted on handgrip, be hinged on the operating rod bearing (41) on fixed plate (4), be fixedly connected on the operating handle (42) of operating rod bearing (41) upper end, described operating handle (42) is hollow tubular structure, be provided with operating handle core (43) in the inner chamber of operating handle (42), be provided with spring (44) between the inwall of operating handle core (43) and operating handle (42), the lower end that is positioned at the outside operating handle core (43) of operating handle (42) is fixedly connected with alligator (45), be provided with tooth plate (46) on fixed plate (4), described tooth plate (46) is to take the circular arc that the articulating point of operating rod bearing (41) is the center of circle, it is upper that the crust of flexible axle (47) is fixedly connected on fixed plate (4), and the axle core of flexible axle (47) is fixedly connected on operating rod bearing (41).
2. the hand tractor with the rear-guard gearbox according to claim 1 is characterized in that: it is upper that an end of described connecting lever (27) is hinged on axle sleeve (18) by rotating shaft, and described axle sleeve (18) is sleeved on the outer end of declutch shift shaft (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203103937U CN203335750U (en) | 2013-06-01 | 2013-06-01 | Walking tractor with rear-wheel-drive gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203103937U CN203335750U (en) | 2013-06-01 | 2013-06-01 | Walking tractor with rear-wheel-drive gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203335750U true CN203335750U (en) | 2013-12-11 |
Family
ID=49704426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203103937U Expired - Fee Related CN203335750U (en) | 2013-06-01 | 2013-06-01 | Walking tractor with rear-wheel-drive gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203335750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019145A (en) * | 2014-06-13 | 2014-09-03 | 福田雷沃国际重工股份有限公司 | Commonly separated type PTO clutch operating control device |
-
2013
- 2013-06-01 CN CN2013203103937U patent/CN203335750U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019145A (en) * | 2014-06-13 | 2014-09-03 | 福田雷沃国际重工股份有限公司 | Commonly separated type PTO clutch operating control device |
| CN104019145B (en) * | 2014-06-13 | 2016-03-02 | 雷沃重工股份有限公司 | Normal separated type PTO clutch operating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105605203A (en) | Four-wheel-drive transmission gear box | |
| CN203335750U (en) | Walking tractor with rear-wheel-drive gearbox | |
| CN201651173U (en) | Guide force-varying gearbox of tractor | |
| CN203395116U (en) | Large-load rear-drive hand tractor transmission case | |
| CN204425931U (en) | Four-wheel farm land cultivator | |
| CN203248632U (en) | Rear drive walking tractor transmission assembly | |
| CN206633815U (en) | Compound transmission with propons differential lock and two-axis transfer case apparatus | |
| CN211343893U (en) | Transmission structure of power output shaft of gearbox of wheeled tractor | |
| CN103448538B (en) | The hydrostatic variable transmission system of middle low power gardening type trac. | |
| CN103723037B (en) | A kind of articulated steering tractor | |
| CN206641017U (en) | It is a kind of to determine diameter pulley formula 4 wheel driven transmission assembly for harvest machinery | |
| CN105539610B (en) | A kind of multi-functional steering wheel tractor | |
| CN220850639U (en) | Driving axle with differential lock structure | |
| CN205905786U (en) | Four -wheel tractor | |
| CN202827728U (en) | Steering-wheel type walking tractor | |
| CN104798464A (en) | Convenient-to-disassemble cultivator | |
| CN203666399U (en) | Articulated steering four-wheel drive agricultural tractor | |
| CN201388367Y (en) | External steering mechanism of micro-tillage machine | |
| CN220935507U (en) | Variable speed drive assembly of four-wheel paddy field beating machine | |
| CN202790452U (en) | Transmission mechanism of power output shaft for gearbox of tractor | |
| CN209738813U (en) | steering and walking device of agricultural machine | |
| CN209067811U (en) | A kind of used with tractor transfer case | |
| CN204025553U (en) | 4 wheel driven self-propelled multifunctional transmission device | |
| CN102991350B (en) | Four-wheel drive tractor before and after single change speed gear box | |
| CN220785450U (en) | Coaxial double-motor electric drive wheel type tractor transmission system |
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: 20131211 Termination date: 20140601 |