CN201047422Y - Tricycle postposition type b grade 3 speed rear axle device - Google Patents
Tricycle postposition type b grade 3 speed rear axle device Download PDFInfo
- Publication number
- CN201047422Y CN201047422Y CNU2007201246381U CN200720124638U CN201047422Y CN 201047422 Y CN201047422 Y CN 201047422Y CN U2007201246381 U CNU2007201246381 U CN U2007201246381U CN 200720124638 U CN200720124638 U CN 200720124638U CN 201047422 Y CN201047422 Y CN 201047422Y
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- involute
- gear
- spline
- middling speed
- countershaft
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Abstract
The utility model provides a three-wheel motorcar postposition-typed two-step three-sped rear axle device, comprising a spline mainshaft, a spline auxiliary shaft, a coupling drive conical gear, a driven conical gear, a differential conical gear, a mainshaft sliding dual-gear, a main pulling fork, a bearing sleeve, an oil seal, a shaft retaining ring, a transmission box cover, a transmission box and an axle shell connecting fork, an internal spline slow drive gear, an involute slow driven gear, an involute medium speed drive gear, an involute medium speed driven gear, an involute transitional gear, an internal spline transitional gear, an auxiliary sliding dual-gear, an auxiliary pulling fork, a mainshaft liner and an auxiliary shaft linear. The utility model has the advantages of dense and reasonable structure, full function, low manufacture cost, strong loading and grade-climbing capability when assembled on a three-wheel motorcar, safe and reliable operation, being suitable for driving on the road surface with complex changed bending and gradient, firmness and durability, and convenient maintenance.
Description
One, technical field
The utility model belongs to motorcycle accessories, is specifically related to a kind of speed change gear of motor tricycle.
Two, background technique
In existing shaft drive motor tricycle, the speed changing function that one-level or secondary are only arranged usually, the general speed ratio of all taking to change drive bevel gear and driven wheel of differential changes the speed of motorcycle, also has to take a pair of speed change gear and transition gear to realize two stage speed change.But the motor tricycle back axle speed change gear of prior art structure, all can only become a speed, and the load-carrying load forces of motorcycle is poor, road surface, inapplicable mountain area is because of camber and slope change needs soon, in, slow friction speed and the strong requirement of load-carrying load forces, also exist the technical quality instability simultaneously, manufacture cost is higher and defective such as maintenance inconvenience.
Three, summary of the invention
At the above-mentioned defective that prior art exists, intend prior art is improved, for motor tricycle manufactures and designs a kind of rear-mounted secondary three speed back Biodge devices, make its compact structure simple, durable, multiple functional, load-carrying and climbing power are strong, safe and reliable to operation, low cost of manufacture, easy to maintenance.
Technical solution adopted in the utility model is as follows.
The rear-mounted secondary three speed back Biodge devices of a kind of motor tricycle, include spline spindle, spline countershaft, shaft coupling drive bevel gear, driven wheel of differential, differential bevel gear, main shaft slip bidentate wheel, main shift fork, bearing housing, oil sealing, shaft retaining ring, gear shift cover, gearbox casing and axle housing clevis is characterized in that:
1) also has internal spline driving gear, involute driven gear, involute middling speed driving gear, involute middling speed driven gear, involute transition gear, internal spline transition gear, countershaft slip bidentate wheel, secondary shift fork, mainshaft bushing and accessory shaft hub at a slow speed at a slow speed;
2) involute middling speed driving gear is the cylindrical gears with interior external tooth, the involute transition gear is the cylindrical gears with interior external tooth and step, internal spline is driving gear at a slow speed, mainshaft bushing, involute middling speed driving gear, main shaft slip bidentate wheel and involute transition gear are enclosed within on the spline spindle successively, involute middling speed driving gear is relative with the inner toothed surface of involute transition gear, internal spline is driving gear at a slow speed, mainshaft bushing and involute middling speed driving gear rely closely and are fixed on the spline spindle by spline and shaft retaining ring, spline spindle one end is bearing on the gear shift cover by bearing housing, the other end is bearing on the involute transition gear by bearing housing, involute middling speed driving gear and involute transition gear can be rotated on spline spindle, being provided with main shift fork in the middle of the main shaft slip bidentate wheel makes it to slide on spline spindle and be meshed with the internal tooth of involute middling speed driving gear and involute transition gear respectively, the shaft coupling drive bevel gear is by being bearing on the gearbox casing by bearing housing, and fixedlys connected with the involute transition gear with shaft retaining ring by spline;
3) driven gear and involute middling speed driven gear are the cylindrical gearss with interior external tooth to involute at a slow speed, involute is driven gear at a slow speed, countershaft slip bidentate wheel, involute middling speed driven gear, accessory shaft hub and internal spline transition gear are enclosed within on the spline countershaft successively, involute driven gear at a slow speed is relative with the inner toothed surface of involute middling speed driven gear, involute middling speed driven gear, accessory shaft hub and internal spline transition gear rely closely and are fixed on the spline countershaft by spline and shaft retaining ring, involute at a slow speed driven gear and involute middling speed driven gear driving gear and involute middling speed driving gear are meshed at a slow speed with internal spline respectively, and be fixed on the spline countershaft by shaft retaining ring and make it on axle, to rotate, the internal spline transition gear is meshed with the involute transition gear, the spline countershaft is bearing in respectively on gear shift cover and the gearbox casing by bearing housing, be provided with in the middle of the countershaft slip bidentate wheel that secondary shift fork makes it to slide on the spline countershaft and respectively with involute at a slow speed the internal tooth of driven gear and involute middling speed driven gear be meshed.
The rear-mounted secondary three speed back Biodge devices of motor tricycle of the present utility model, said shaft coupling drive bevel gear and driven wheel of differential, the reinforcement profile of tooth that has also adopted the displacement correction is to strengthen the load-carrying load carrying capacity of gear.
The rear-mounted secondary three speed back Biodge devices of the motor tricycle of the utility model structure are installed on the big frame of motor tricycle.Its working principle is: motorcycle is when normal driving states, by main shift fork slide bidentate wheel of main shaft is toggled it to the position that is meshed with the involute transition gear, after the kinetic energy of motorcycle engine passes to spline spindle, main shaft slip bidentate wheel is rotated with axle, rotate synchronously thereby drive the shaft coupling drive bevel gear of fixedlying connected with the involute transition gear, the semiaxis that last kinetic energy passes in the back axle tooth bag realizes that motorcycle directly drives fast turn-around; When motorcycle need drive at moderate speed, by main shift fork slide bidentate wheel of main shaft is toggled it to the position that is meshed with involute middling speed driving gear, by secondary shift fork slide bidentate wheel of countershaft is toggled it to the position that is meshed with involute middling speed driven gear again, after the kinetic energy of motorcycle engine passes to spline spindle, main shaft slip bidentate wheel is rotated with axle, thereby driving involute middling speed driving gear rotates synchronously, drive the middling speed driven gear that bursts at the seams again successively, countershaft slip bidentate wheel, the spline countershaft, the internal spline transition gear, involute transition gear and shaft coupling drive bevel gear are rotated synchronously, and the semiaxis that last kinetic energy passes in the back axle tooth bag is realized fast turn-around in the motorcycle; Motorcycle need be climbed reinforcement when travelling at a slow speed, by secondary shift fork slide bidentate wheel of countershaft is toggled it to and the involute driven gear position that is meshed at a slow speed, main shaft slip bidentate wheel does not mesh with the involute transition gear, after the kinetic energy of motorcycle engine passes to spline spindle, make internal spline at a slow speed driving gear rotate with axle, thereby drive involute driven gear at a slow speed successively, countershaft slip bidentate wheel, the spline countershaft, the internal spline transition gear, involute transition gear and shaft coupling drive bevel gear are rotated synchronously, and the semiaxis that last kinetic energy passes in the back axle tooth bag is realized the microrunning of motorcycle climbing reinforcement.
The rear-mounted secondary three speed back Biodge devices of the motor tricycle of the utility model structure, motorcycle fast, in, travel under the situation of slow three kinds of friction speeds, all have only the operative gear engaging stress and all the other all rotate under zero load and do not stress, gear wear is little and generate heat low, durable in use; Its compactness rational in infrastructure, multiple functional, low cost of manufacture, it is strong, safe and reliable to operation that it is assemblied on the motor tricycle load-carrying and climbing power, is well suited for the road traveling in camber and slope change complexity, and easy to maintenance.
Four, description of drawings
Accompanying drawing is the assembly sectional structure schematic representation of the rear-mounted secondary three speed back Biodge devices of the utility model motor tricycle;
In the drawings, the 1-spline spindle, the 2-internal spline is driving gear at a slow speed, the 3-involute is driven gear at a slow speed, 4-involute middling speed driving gear, 5-involute middling speed driven gear, 6-involute transition gear, 7-internal spline transition gear, 8-shaft coupling drive bevel gear, the 9-driven wheel of differential, 10-differential bevel gear, 11a-main shaft slip bidentate wheel, 11b-countershaft slip bidentate wheel, 12-spline countershaft, 13a-master's shift fork, the secondary shift fork of 13b-, the 14a-mainshaft bushing, 14b-accessory shaft hub, 15-gear shift cover, the 16-gearbox casing, 17-axle housing clevis, 18-differential gear case, 19-bearing housing, the 20-oil sealing, the 21-shaft retaining ring.
Five, embodiment
Further specify rear-mounted secondary three speed of the utility model motor tricycle concrete structure of the assembly sectional structure schematic representation of Biodge devices afterwards below in conjunction with accompanying drawing, and its working principle.
The rear-mounted secondary three speed back Biodge devices of a kind of motor tricycle, include spline spindle 1, spline countershaft 12, shaft coupling drive bevel gear 8, driven wheel of differential 9, differential bevel gear 10, main shaft slip bidentate wheel 11a, main shift fork 13a, bearing housing 19, oil sealing 20, shaft retaining ring 21, gear shift cover 15, gearbox casing 16 and axle housing clevis 17 is characterized in that:
1) also has internal spline driving gear 2, involute driven gear 3, involute middling speed driving gear 4, involute middling speed driven gear 5, involute transition gear 6, internal spline transition gear 7, countershaft slip bidentate wheel 11b, secondary shift fork 13b, mainshaft bushing 14a and accessory shaft hub 14b at a slow speed at a slow speed;
2) involute middling speed driving gear 4 is the cylindrical gearss with interior external tooth, involute transition gear 6 is the cylindrical gearss with interior external tooth and step, internal spline is driving gear 2 at a slow speed, mainshaft bushing 14a, involute middling speed driving gear 4, main shaft slip bidentate wheel 11a and involute transition gear 6 are enclosed within on the spline spindle 1 successively, involute middling speed driving gear 4 is relative with the inner toothed surface of involute transition gear 6, internal spline is driving gear 2 at a slow speed, mainshaft bushing 14a and involute middling speed driving gear 4 rely closely and are fixed on the spline spindle 1 by spline and shaft retaining ring 21, spline spindle 1 one ends are bearing on the gear shift cover 15 by bearing housing 19, the other end is bearing on the involute transition gear 6 by bearing housing 19, involute middling speed driving gear 4 and involute transition gear 6 can be rotated on spline spindle 1, being provided with main shift fork 13a in the middle of the main shaft slip bidentate wheel 11a makes it to slide on spline spindle 1 and be meshed with the internal tooth of involute middling speed driving gear 4 and involute transition gear 6 respectively, shaft coupling drive bevel gear 8 is by being bearing on the gearbox casing 16 by bearing housing 19, and fixedlys connected with involute transition gear 6 with shaft retaining ring 21 by spline;
3) driven gear 3 and involute middling speed driven gear 5 are the cylindrical gearss with interior external tooth to involute at a slow speed, involute is driven gear 3 at a slow speed, countershaft slip bidentate wheel 11b, involute middling speed driven gear 5, accessory shaft hub 14b and internal spline transition gear 7 are enclosed within on the spline countershaft 12 successively, involute driven gear 3 at a slow speed is relative with the inner toothed surface of involute middling speed driven gear 5, involute middling speed driven gear 5, accessory shaft hub 14b and internal spline transition gear 7 rely closely and are fixed on the spline countershaft 12 by spline and shaft retaining ring 21, involute at a slow speed driven gear 3 and involute middling speed driven gear 5 driving gear 2 and involute middling speed driving gear 4 are meshed at a slow speed with internal spline respectively, and be fixed on the spline countershaft 12 by shaft retaining ring 21 and make it on axle, to rotate, internal spline transition gear 7 is meshed with involute transition gear 6, spline countershaft 12 is bearing in respectively on gear shift cover 15 and the gearbox casing 16 by bearing housing 19, be provided with in the middle of the countershaft slip bidentate wheel 11b that secondary shift fork 13b makes it to slide on spline countershaft 12 and respectively with involute at a slow speed the internal tooth of driven gear 3 and involute middling speed driven gear 5 be meshed.
The rear-mounted secondary of motor tricycle of the present utility model three speed back Biodge devices, said shaft coupling drive bevel gear 8 and driven wheel of differential 9 have also adopted the reinforcement profile of tooth of displacement correction.
Its working principle is: motorcycle is when normal driving states, by main shift fork 13a the main shaft bidentate wheel 11a that slides is toggled it to the position that is meshed with involute transition gear 6, after the kinetic energy of motorcycle engine passes to spline spindle 1, main shaft slip bidentate wheel 11a is rotated with axle, rotate synchronously thereby drive the shaft coupling drive bevel gear 8 of fixedlying connected with involute transition gear 6, the semiaxis that last kinetic energy passes in the back axle tooth bag realizes that motorcycle directly drives fast turn-around; When motorcycle need drive at moderate speed, by main shift fork 13a the main shaft bidentate wheel 11a that slides is toggled it to the position that is meshed with involute middling speed driving gear 4, by secondary shift fork 13b the countershaft bidentate wheel 11b that slides is toggled it to the position that is meshed with involute middling speed driven gear 5 again, after the kinetic energy of motorcycle engine passes to spline spindle 1, main shaft slip bidentate wheel 11a is rotated with axle, thereby driving involute middling speed driving gear 4 rotates synchronously, drive the middling speed driven gear 5 that bursts at the seams again successively, countershaft slip bidentate wheel 11b, spline countershaft 12, internal spline transition gear 7, involute transition gear 6 and shaft coupling drive bevel gear 8 are rotated synchronously, and the semiaxis that last kinetic energy passes in the back axle tooth bag is realized fast turn-around in the motorcycle; Motorcycle need be climbed reinforcement when travelling at a slow speed, by secondary shift fork 13b the countershaft bidentate wheel 11b that slides is toggled it to and involute driven gear 3 position that is meshed at a slow speed, main shaft slip bidentate wheel 11a and involute transition gear 6 do not mesh, after the kinetic energy of motorcycle engine passes to spline spindle 1, make internal spline at a slow speed driving gear 2 rotate with axle, thereby drive involute driven gear 3 at a slow speed successively, countershaft slip bidentate wheel 11b, spline countershaft 12, internal spline transition gear 7, involute transition gear 6 and shaft coupling drive bevel gear 8 are rotated synchronously, and the semiaxis that last kinetic energy passes in the back axle tooth bag is realized the microrunning of motorcycle climbing reinforcement.
Claims (2)
1. rear-mounted secondary three speed back Biodge devices of a motor tricycle, include spline spindle (1), spline countershaft (12), shaft coupling drive bevel gear (8), driven wheel of differential (9), differential bevel gear (10), main shaft slip bidentate wheel (11a), main shift fork (13a), bearing housing (19), oil sealing (20), shaft retaining ring (21), gear shift cover (15), gearbox casing (16) and axle housing clevis (17) is characterized in that:
1) also has internal spline driving gear (2), involute driven gear (3), involute middling speed driving gear (4), involute middling speed driven gear (5), involute transition gear (6), internal spline transition gear (7), countershaft slip bidentate wheel (11b), secondary shift fork (13b), mainshaft bushing (14a) and accessory shaft hub (14b) at a slow speed at a slow speed;
2) involute middling speed driving gear (4) is the cylindrical gears with interior external tooth, involute transition gear (6) is the cylindrical gears with interior external tooth and step, internal spline is driving gear (2) at a slow speed, mainshaft bushing (14a), involute middling speed driving gear (4), main shaft slip bidentate wheel (11a) and involute transition gear (6) are enclosed within on the spline spindle (1) successively, involute middling speed driving gear (4) is relative with the inner toothed surface of involute transition gear (6), internal spline is driving gear (2) at a slow speed, mainshaft bushing (14a) and involute middling speed driving gear (4) rely closely and are fixed on the spline spindle (1) by spline and shaft retaining ring (21), spline spindle (1) one end is bearing on the gear shift cover (15) by bearing housing (19), the other end is bearing on the involute transition gear (6) by bearing housing (19), involute middling speed driving gear (4) and involute transition gear (6) can be gone up at spline spindle (1) to rotate, being provided with main shift fork (13a) in the middle of the main shaft slip bidentate wheel (11a) makes it upward to slide and be meshed with the internal tooth of involute middling speed driving gear (4) and involute transition gear (6) respectively at spline spindle (1), shaft coupling drive bevel gear (8) is by being bearing on the gearbox casing (16) by bearing housing (19), and fixedlys connected with involute transition gear (6) with shaft retaining ring (21) by spline;
3) driven gear (3) and involute middling speed driven gear (5) are the cylindrical gearss with interior external tooth to involute at a slow speed, involute is driven gear (3) at a slow speed, countershaft slip bidentate wheel (11b), involute middling speed driven gear (5), accessory shaft hub (14b) and internal spline transition gear (7) are enclosed within on the spline countershaft (12) successively, involute driven gear (3) at a slow speed is relative with the inner toothed surface of involute middling speed driven gear (5), involute middling speed driven gear (5), accessory shaft hub (14b) and internal spline transition gear (7) rely closely and are fixed on the spline countershaft (12) by spline and shaft retaining ring (21), involute at a slow speed driven gear (3) and involute middling speed driven gear (5) driving gear (2) and involute middling speed driving gear (4) are meshed at a slow speed with internal spline respectively, and be fixed on the spline countershaft (12) by shaft retaining ring (21) and make it on axle, to rotate, internal spline transition gear (7) is meshed with involute transition gear (6), spline countershaft (12) is bearing in respectively on gear shift cover (15) and the gearbox casing (16) by bearing housing (19), be provided with in the middle of the countershaft slip bidentate wheel (11b) secondary shift fork (13b) make it spline countershaft (12) go up slide and respectively with involute at a slow speed the internal tooth of driven gear (3) and involute middling speed driven gear (5) be meshed.
2. according to the rear-mounted secondary three speed back Biodge devices of the described motor tricycle of claim 1, it is characterized in that said shaft coupling drive bevel gear (8) and driven wheel of differential (9), adopt the reinforcement profile of tooth of displacement correction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201246381U CN201047422Y (en) | 2007-07-02 | 2007-07-02 | Tricycle postposition type b grade 3 speed rear axle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201246381U CN201047422Y (en) | 2007-07-02 | 2007-07-02 | Tricycle postposition type b grade 3 speed rear axle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201047422Y true CN201047422Y (en) | 2008-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201246381U Expired - Fee Related CN201047422Y (en) | 2007-07-02 | 2007-07-02 | Tricycle postposition type b grade 3 speed rear axle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201047422Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101554913B (en) * | 2009-05-20 | 2012-09-05 | 重庆隆鑫机车有限公司 | Independent speed change mechanism of motorcycle |
| CN103104660A (en) * | 2012-09-29 | 2013-05-15 | 刘培生 | Mechanical power transmission |
| CN103291853A (en) * | 2013-06-28 | 2013-09-11 | 重庆威马农业机械有限公司 | Power structure of engine gearbox body |
| CN104613135A (en) * | 2015-01-30 | 2015-05-13 | 福建万润新能源科技有限公司 | Double-shifting-fork battery electric vehicle two-gear speed changing box and control method thereof |
| CN114412969A (en) * | 2022-01-30 | 2022-04-29 | 重庆百花园齿轮传动技术研究所 | Gear shifting transmission structure with different rotating speeds between gear pairs |
-
2007
- 2007-07-02 CN CNU2007201246381U patent/CN201047422Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101554913B (en) * | 2009-05-20 | 2012-09-05 | 重庆隆鑫机车有限公司 | Independent speed change mechanism of motorcycle |
| CN103104660A (en) * | 2012-09-29 | 2013-05-15 | 刘培生 | Mechanical power transmission |
| CN103291853A (en) * | 2013-06-28 | 2013-09-11 | 重庆威马农业机械有限公司 | Power structure of engine gearbox body |
| CN103291853B (en) * | 2013-06-28 | 2015-07-08 | 重庆威马农业机械有限公司 | Power structure of engine gearbox body |
| CN104613135A (en) * | 2015-01-30 | 2015-05-13 | 福建万润新能源科技有限公司 | Double-shifting-fork battery electric vehicle two-gear speed changing box and control method thereof |
| CN114412969A (en) * | 2022-01-30 | 2022-04-29 | 重庆百花园齿轮传动技术研究所 | Gear shifting transmission structure with different rotating speeds between gear pairs |
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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: 20080416 Termination date: 20100702 |