CN204533387U - A kind of speed changer having reverse gear function - Google Patents
A kind of speed changer having reverse gear function Download PDFInfo
- Publication number
- CN204533387U CN204533387U CN201520199533.7U CN201520199533U CN204533387U CN 204533387 U CN204533387 U CN 204533387U CN 201520199533 U CN201520199533 U CN 201520199533U CN 204533387 U CN204533387 U CN 204533387U
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- China
- Prior art keywords
- gear
- speed change
- thumb wheel
- reverse
- reverse gear
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Abstract
The utility model provides a kind of gearbox, in gearbox, and dynamic input shaft, pto＝power take-off, idler shaft; Have duplex speed change gear, speed change thumb wheel, high gear, low speed gear, reverse gear master gear, reverse gear thumb wheel, reverse gear pinion according to transmission of power sequential arrangement on power input shaft and pto＝power take-off; There is idle pulley on idler shaft.Reverse speed fork controls to slide to switch advance gear or backing car gear between duplex speed change gear and reverse gear master gear by reverse gear thumb wheel in axial sliding.Gear shift fork controls to slide, to switch top gear or the bottom gear of advance gear between the gearwheel of speed change thumb wheel between high gear and low speed gear or on duplex speed change gear and small gear in axial sliding.Use this gearbox, adopt the motor tricycle of infinite variable speed motor or four-wheel wagon can have reverse gear function, steering vehicle is easy to learn, adopts and has the motor tricycle of the motor of gear or four-wheel wagon that structure can be made more simply compact, maintain easy.
Description
Technical field
The utility model relates to the speed changer that a kind of vehicle uses, the auxiliary transmission with reverse gear function of especially motor tricycle or four-wheel wagon use.
Background technique
At present, known motor tricycle or four-wheel wagon majority adopt the motor having speed change lever, and part the elderly or women are in use, be difficult to the skill of learning and mastering gearshift, the omnidistance low gear that uses travels, and the speed of a motor vehicle is slow, engine scuffing is serious, and oil consumption strengthens; Or the omnidistance high gear that uses travels, be short of power easily flame-out, engine scuffing is serious.There are minority motor tricycle or four-wheel wagon to use infinite variable speed motor, solve the problems referred to above, but reverse gear function cannot be provided, affect the ease for use of tricycle or four-wheel wagon.
In addition, the majority used due to current known motor tricycle or four-wheel wagon is the motor having speed change lever, in order to change the driving force of vehicle to adapt to different travelling speeds, reverse gear is installed in addition on the pto＝power take-off of motor to realize the reverse gear function of vehicle, then with transmission shaft transmission of power to rear axle differential.If vehicle capacity is large or abrupt slope road is more, then between the rear end and rear axle differential of transmission shaft, installs auxiliary transmission additional to increase the driving force of vehicle, or adopt the reverse gear having secondary speed changing function.Thus, the driving mechanism of vehicle is more, causes the manufacture cost of vehicle and maintaining and maintenance cost to increase.
Summary of the invention
In order to overcome the deficiency of existing motor tricycle or four-wheel wagon, the utility model provides a kind of speed changer with reverse gear function, this speed changer can not only be applicable to infinite variable speed motor, improve the ease for use of vehicle, also be applicable to the motor of gear, the structure improving vehicle is convenient to produce and safeguard simultaneously.
The utility model solves the technological scheme that its technical problem adopts: in gearbox, dynamic input shaft, pto＝power take-off, idler shaft; Have duplex speed change gear, speed change thumb wheel, high gear, low speed gear, reverse gear master gear, reverse gear thumb wheel, reverse gear pinion according to transmission of power sequential arrangement on power input shaft and pto＝power take-off; There is idle pulley on idler shaft.Reverse speed fork controls to slide to switch advance gear or backing car gear between duplex speed change gear and reverse gear master gear by reverse gear thumb wheel in axial sliding.Gear shift fork controls to slide, to switch top gear or the bottom gear of advance gear between the gearwheel of speed change thumb wheel between high gear and low speed gear or on duplex speed change gear and small gear in axial sliding.
The beneficial effects of the utility model are, use speed changer of the present utility model, and adopt the motor tricycle of infinite variable speed motor or four-wheel wagon can have reverse gear function, steering vehicle is easy to learn; Adopting has the motor tricycle of the motor of gear or four-wheel wagon that structure can be made more simply compact, maintains easy; Even adopt this speed changer vehicle can with general dynamic machinery after installing clutch additional as power source.Meanwhile, this speed changer independently can use a casing, by pto＝power take-off outputting power, more can be integrated in a casing with vehicle rear axle differential mechanism, drive differential gear, make structure compacter, maintain easier by direct geared.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is a kind of embodiment of the present utility model.
Fig. 2 is another kind of embodiment of the present utility model.
In figure: 1. power input shaft, 2. pto＝power take-off, 3. duplex speed change gear, 4. reverse speed fork, 5. reverse gear thumb wheel, 6. reverse gear master gear, 7. low speed gear, 8. gear shift fork, 9. speed change thumb wheel, 10. high gear, 11. reverse gear pinions, 12. idle pulleys, 13. idler shafts, gearwheel on 14. duplex speed change gears, the small gear on 15. duplex speed change gears, the hollow connecting shaft of 16. duplex speed change gears.
Embodiment
In the embodiment shown in fig. 1, duplex speed change gear (3) and reverse gear thumb wheel (5), reverse gear master gear (6) are arranged on power input shaft (1) successively, duplex speed change gear (3) and reverse gear master gear (6) are gone up free to rotate at power input shaft (1), reverse gear thumb wheel (5) have inner spline gear be meshed with the spline tooth on power input shaft (1) and can slide axially under the stirring of reverse speed fork (4).Low speed gear (7) and speed change thumb wheel (9), high gear (10), reverse gear pinion (11) are arranged on pto＝power take-off (2) successively, low speed gear (7) and high gear (10) are gone up free to rotate at pto＝power take-off (2), speed change thumb wheel (9) have inner spline gear be meshed with the spline tooth on pto＝power take-off (2) and can slide axially under the stirring of gear shift fork (8).Reverse gear pinion (11) is fastened on pto＝power take-off (2).Idle pulley (12) is on idler shaft (13).Stir reverse gear thumb wheel (5) when reverse speed fork (4) slide to reverse gear (6) and engaged with it by mesh key tooth and engagement keyhole, the power then come by power input shaft (1) transmission drives the idle pulley (12) on idler shaft (13) by reverse gear thumb wheel (5) and reverse gear master gear (6), then drive reverse gear pinion (11) to rotate and export reverse gear power, or export reverse gear power by the pto＝power take-off (2) fastening with it.Stir reverse gear thumb wheel (5) when reverse speed fork (4) slide to duplex speed change gear (3) and engaged with it by mesh key tooth and engagement keyhole, then power drives low speed gear (7) and high gear (10) by duplex speed change gear (3).Stir speed change thumb wheel (9) when gear shift fork (8) slide to low speed gear (7) and engaged with it by mesh key tooth and engagement keyhole, then power drives pto＝power take-off (2) to export low-speed forward power by low speed gear (7) and speed change thumb wheel (9), or exports low-speed forward power through the reverse gear pinion (11) fastening with pto＝power take-off (2).Stir speed change thumb wheel (9) when gear shift fork (8) slide to high gear (10) and engaged with it by mesh key tooth and engagement keyhole, then power drives pto＝power take-off (2) to export the power that advances at utmost speed by high gear (10) and speed change thumb wheel (9), or exports through the reverse gear pinion (11) fastening with pto＝power take-off (2) power that advances at utmost speed.
In the embodiment depicted in figure 2, duplex speed change gear is made up of the hollow connecting shaft (16) of the gearwheel (14) on duplex speed change gear and the small gear (15) on duplex speed change gear and duplex speed change gear, gearwheel (14) on duplex speed change gear and the small gear (15) on duplex speed change gear above freely can rotate at the hollow connecting shaft of duplex speed change gear (16), speed change thumb wheel (9) is had between gearwheel (14) on duplex speed change gear and the small gear (15) on duplex speed change gear, speed change thumb wheel (9) has the spline tooth on the hollow connecting shaft of inner spline gear and duplex speed change gear (16) to be meshed and can slide axially under the stirring of gear shift fork (8).One end of the hollow connecting shaft (16) of duplex speed change gear have mesh key tooth or engagement keyhole can with on reverse gear thumb wheel (5) engage keyhole or mesh key tooth is meshed.Duplex speed change gear and reverse gear thumb wheel (5), reverse gear master gear (6) are arranged on power input shaft (1) successively, the hollow connecting shaft (16) of duplex speed change gear and reverse gear master gear (6) are gone up free to rotate at power input shaft (1), reverse gear thumb wheel (5) have inner spline gear be meshed with the spline tooth on power input shaft (1) and can slide axially under the stirring of reverse speed fork (4).Low speed gear (7) and high gear (10), reverse gear pinion (11) are installed successively and are fastened on pto＝power take-off (2).Idle pulley (12) is on idler shaft (13).Stir reverse gear thumb wheel (5) when reverse speed fork (4) slide to reverse gear (6) and engaged with it by mesh key tooth and engagement keyhole, the power then come by power input shaft (1) transmission drives the idle pulley (12) on idler shaft (13) by reverse gear thumb wheel (5) and reverse gear master gear (6), then drive reverse gear pinion (11) to rotate and export reverse gear power.Stirring reverse gear thumb wheel (5) when reverse speed fork (4) slide to the hollow connecting shaft (16) of duplex speed change gear and engaged with it by mesh key tooth and engagement keyhole, is then advance gear.Stir speed change thumb wheel (9) when gear shift fork (8) slide to small gear (15) on duplex speed change gear and engaged with it by mesh key tooth and engagement keyhole, then power is by the small gear (15) driving low speed gear (7) on hollow connecting shaft (16) the speed change thumb wheel (9) of duplex speed change gear and duplex speed change gear and pto＝power take-off (2) output low-speed forward power.Stir speed change thumb wheel (9) when gear shift fork (8) slide to gearwheel (14) on duplex speed change gear and engaged with it by mesh key tooth and engagement keyhole, then power is by the gearwheel (14) driving high gear (10) on hollow connecting shaft (16) the speed change thumb wheel (9) of duplex speed change gear and duplex speed change gear and pto＝power take-off (2) output low-speed forward power.In this embodiment, Power output can be pto＝power take-off (2), also can be the low speed gear (7) be fastened thereon, any one in high gear (10) and reverse gear pinion (11).
Claims (5)
1. the speed changer with reverse gear function, in gearbox, dynamic input shaft, pto＝power take-off, idler shaft; Have duplex speed change gear, speed change thumb wheel, high gear, low speed gear, reverse gear master gear, reverse gear thumb wheel, reverse gear pinion according to transmission of power sequential arrangement on power input shaft and pto＝power take-off; There is idle pulley on idler shaft, it is characterized in that: between duplex speed change gear and reverse gear master gear, have that control by reverse speed fork can reverse gear thumb wheel in axial sliding, reverse gear thumb wheel there is inner spline gear be meshed with the spline tooth on the axle at its place, reverse gear thumb wheel there are engagement keyhole or mesh key tooth or keyhole can be engaged be meshed with the mesh key tooth on the hollow connecting shaft of duplex speed change gear or duplex speed change gear, or with the mesh key tooth on reverse gear master gear or engage keyhole and be meshed.
2. the speed changer of band reverse gear function as claimed in claim 1, duplex speed change gear and reverse gear thumb wheel, reverse gear master gear is arranged on power input shaft successively, high gear and speed change thumb wheel, low speed gear, reverse gear pinion is arranged on pto＝power take-off successively, it is characterized in that: between high gear and low speed gear, have that control by gear shift fork can speed change thumb wheel in axial sliding, speed change thumb wheel there is inner spline gear be meshed with the spline tooth on pto＝power take-off, speed change thumb wheel there are engagement keyhole or mesh key tooth or keyhole can be engaged be meshed with the mesh key tooth on low speed gear, or with the mesh key tooth on high gear or engage keyhole and be meshed.
3. the speed changer of band reverse gear function as claimed in claim 2, it is characterized in that: high gear and speed change thumb wheel, low speed gear, reverse gear pinion are arranged on power input shaft, duplex speed change gear and reverse gear thumb wheel, reverse gear master gear are arranged on pto＝power take-off.
4. the speed changer of band reverse gear function as claimed in claim 1, duplex speed change gear and speed change thumb wheel, reverse gear thumb wheel, reverse gear master gear is arranged on power input shaft successively, high gear and low speed gear, reverse gear pinion is arranged on pto＝power take-off successively, it is characterized in that: the gearwheel on duplex speed change gear and small gear free to rotate relative to the hollow connecting shaft of duplex speed change gear, the hollow connecting shaft of duplex speed change gear there is spline tooth, gearwheel on duplex speed change gear and having between small gear controls by gear shift fork can speed change thumb wheel in axial sliding, speed change thumb wheel has inner spline gear to be meshed with the spline tooth on the hollow connecting shaft of duplex speed change gear, speed change thumb wheel there are engagement keyhole or mesh key tooth or keyhole can be engaged be meshed with the mesh key tooth on the gearwheel on duplex speed change gear, or with the mesh key tooth on small gear or engage keyhole and be meshed.
5. the speed changer of band reverse gear function as claimed in claim 4, it is characterized in that: high gear and low speed gear, reverse gear pinion are arranged on power input shaft, duplex speed change gear and speed change thumb wheel, reverse gear thumb wheel, reverse gear master gear are arranged on pto＝power take-off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520199533.7U CN204533387U (en) | 2015-04-04 | 2015-04-04 | A kind of speed changer having reverse gear function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520199533.7U CN204533387U (en) | 2015-04-04 | 2015-04-04 | A kind of speed changer having reverse gear function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204533387U true CN204533387U (en) | 2015-08-05 |
Family
ID=53747396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520199533.7U Expired - Fee Related CN204533387U (en) | 2015-04-04 | 2015-04-04 | A kind of speed changer having reverse gear function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204533387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107972803A (en) * | 2016-10-21 | 2018-05-01 | 吴绍成 | A kind of Transaxle |
-
2015
- 2015-04-04 CN CN201520199533.7U patent/CN204533387U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107972803A (en) * | 2016-10-21 | 2018-05-01 | 吴绍成 | A kind of Transaxle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20180404 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |