CN2846767Y - Stepless speed changing engine with reverse gearshift device - Google Patents
Stepless speed changing engine with reverse gearshift device Download PDFInfo
- Publication number
- CN2846767Y CN2846767Y CN 200520010033 CN200520010033U CN2846767Y CN 2846767 Y CN2846767 Y CN 2846767Y CN 200520010033 CN200520010033 CN 200520010033 CN 200520010033 U CN200520010033 U CN 200520010033U CN 2846767 Y CN2846767 Y CN 2846767Y
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- Prior art keywords
- gear
- reverse
- shaft
- spline
- output gear
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- Expired - Fee Related
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- Arrangement Of Transmissions (AREA)
Abstract
The utility model relates to a stepless speed changing engine with a reverse gear device, which comprises an engine assembly, a driven clutch, a middle shaft gear, a final stage gear, a final stage shaft, a reverse gear, a commutator, an output gear shaft, a shifting fork, a reverse transition gear and a reverse output gear. The utility model is characterized in that the reverse gear and the output gear shaft are respectively arranged on the both ends of a spline groove of the right segment of the final stage shaft and can rotate around the shaft, and the commutator is sheathed on the spline groove of the right segment of the final stage shaft. The lower end of the shifting fork is inserted into a groove of the appearance surface of the commutator, and the upper end is connected with an operation controller of manual control or foot control. Both sides of the reverse transition gear and the reverse output gear are respectively arranged on a box body of the reverse gear device and a left box body of the engine. The reverse transition gear is engaged with the reverse gear and the reverse output gear, and the reverse output gear is engaged with the reverse transition gear and the output gear shaft. The middle shaft gear is changed from thirteen teeth into twenty teeth, and the final stage gear is changed from forty teeth into thirty-three teeth. A centrifugal hoof block of the driven clutch is additionally provided with a spring steel piece and a friction block and is attached to the inside wall of an outer ring of the driven clutch.
Description
Technical field
The invention belongs to engine mechanical transmission class, particularly a kind of stepless variable engine with gear reversing device.
Background technique
The stepless variable engine of existing band gear reversing device, a kind of is to add a gear reversing device on the final stage axle of stepless variable engine, another kind is to be provided with gear reversing device in the stepless variable engine gear-box; And the setting of these two kinds of gear reversing devices all can be broken gear, perhaps batters down casing, and advances the shelves difficulty, and shortened the working life of whole gear reversing device and motor greatly.
Summary of the invention
The object of the present invention is to provide and a kind ofly can not break gear, perhaps batter down casing, and advance shelves easily and can prolong the stepless variable engine of the band gear reversing device in whole gear reversing device and motor working life greatly.
The stepless variable engine of band gear reversing device of the present invention, comprise engine assembly, from dynamic clutch, countershaft-gear, not the level gear, terminal shaft, reverse gear, commutator, output gear shaft, shift fork, reverse gear transition gear and reverse gear output gear, it is characterized in that: the appearance in the right section of terminal shaft is provided with spline, reverse gear is contained in the left end of the right section of terminal shaft appearance spline and can rotates around terminal shaft, right-hand member at reverse gear is provided with spline, output gear shaft is contained in the right-hand member of the right section of terminal shaft appearance spline and can rotates around terminal shaft, left end at output gear shaft is provided with spline, in the middle of the appearance of commutator, be provided with groove, endoporus is provided with spline, commutator with its endoporus spline housing on the spline of the right section of terminal shaft appearance, and can horizontally slip along spline, the stage casing of shift fork is contained in the gear reversing device casing and is connected with the control device of manual control or foot control on it, the hypomere of shift fork inserts in the middle groove of commutator appearance, the two ends, the left and right sides of reverse gear transition gear are contained in respectively in gear reversing device casing and the motor left box body, and mesh with reverse gear and reverse gear output gear respectively, the two ends, the left and right sides of reverse gear output gear are contained in respectively in gear reversing device casing and the motor left box body, and mesh with reverse gear transition gear and output gear shaft respectively.
The stepless variable engine of described band gear reversing device, it is characterized in that: original engine retard case the inside is changed from countershaft-gear to the speed ratio the level gear not, and keep total constant to centre distance, modulus and the tooth between the level gear not of countershaft-gear in the former speed reducer; Specifically be that the countershaft-gear of speed reducer the inside is changed into 20 teeth by 13 original teeth, the number of teeth of level gear does not change 33 teeth into by 40 original teeth.
The stepless variable engine of described band gear reversing device, it is characterized in that: increased a spring steel plate from the centrifugal hoof piece of dynamic clutch at original motor, and be provided with brake pad, and the inwall of this brake pad and driven clutch outer is fitted at the head of spring steel plate.
Working principle of the present invention is: when shift fork is stirred commutator when moving to left, spline on the commutator endoporus left end promptly embeds in the spline of reverse gear right-hand member and drives the reverse gear running, drive the reverse gear transition gear and drive the reverse gear output gear by reverse gear again by the reverse gear transition gear, driving output gear shaft by the reverse gear output gear again rotates, and output power, thereby realize the car-backing function of Motor Vehicle by the sprocket wheel on the output gear shaft; When shift fork is stirred commutator and is moved right, spline on the commutator endoporus right-hand member promptly embeds in the spline of output gear shaft left end and drives the output gear shaft running, driving sprocket wheel by output gear shaft again outputs power, at this moment, reverse gear and reverse gear transition gear and reverse gear output gear are all followed output gear shaft idle running, thereby realize the advancement function of Motor Vehicle.
The stepless variable engine of band gear reversing device of the present invention, owing to changed former speed reducer the inside countershaft-gear and the speed ratio between the level gear not, and spring steel plate and brake pad have been increased at centrifugal hoof piece from dynamic clutch, making motor also can drive terminal shaft when the slow-speed of revolution slowly rotates, therefore, the stepless variable engine of having eliminated the band gear reversing device advances the problem of shelves difficulty, and prolonging the working life of whole gear reversing device and motor greatly, is the Updated product of the stepless variable engine of existing band gear reversing device.
Description of drawings
Fig. 1 is the structural representation of the stepless variable engine of band gear reversing device.
Fig. 2 is the structural representation from dynamic clutch of the stepless variable engine of band gear reversing device.
1 is engine assembly among the figure, the 2nd, and from dynamic clutch, the 3rd, countershaft-gear, the 4th, not the level gear, the 5th, terminal shaft, the 6th, reverse gear, the 7th, commutator, the 8th, output gear shaft, the 9th, shift fork, the 10th, reverse gear transition gear, the 11st, reverse gear output gear, the 12nd, sprocket wheel, the 13rd, motor left box body, the 14th, gear reversing device casing, the 15th, centrifugal hoof piece, the 16th, spring steel plate, the 17th, brake pad, the 18th, from the outer ring of dynamic clutch.
Embodiment
Referring to Fig. 1 and Fig. 2, the stepless variable engine of band gear reversing device, comprise engine assembly, from dynamic clutch, countershaft-gear, not the level gear, terminal shaft, reverse gear, commutator, output gear shaft, shift fork, reverse gear transition gear and reverse gear output gear, it is characterized in that: the appearance in the right section of terminal shaft is provided with spline, reverse gear is contained in the left end of the right section of terminal shaft appearance spline and can rotates around terminal shaft, right-hand member at reverse gear is provided with spline, output gear shaft is contained in the right-hand member of the right section of terminal shaft appearance spline and can rotates around terminal shaft, left end at output gear shaft is provided with spline, in the middle of the appearance of commutator, be provided with groove, endoporus is provided with spline, commutator with its endoporus spline housing on the spline of the right section of terminal shaft appearance, and can horizontally slip, shift fork is contained in the gear reversing device casing and is connected with the control device of manual control or foot control on it, its hypomere inserts in the middle groove of commutator appearance, the two ends, the left and right sides of reverse gear transition gear are contained in respectively in gear reversing device casing and the motor left box body, and mesh with reverse gear and reverse gear output gear respectively, the two ends, the left and right sides of reverse gear output gear are contained in respectively in gear reversing device casing and the motor left box body, and mesh with reverse gear transition gear and output gear shaft respectively; And the countershaft-gear of original engine retard case the inside changed into 20 teeth by 13 teeth, a not level gear originally changes 33 into by 40 teeth; And increased a spring steel plate at original centrifugal hoof piece, be provided with brake pad, and this brake pad and the inwall from the outer ring of dynamic clutch are fitted at the head of spring steel disc from dynamic clutch.
Claims (3)
1, the stepless variable engine of band gear reversing device, comprise engine assembly (1), from dynamic clutch (2), countershaft-gear (3), not the level gear (4), terminal shaft (5), reverse gear (6), commutator (7), output gear shaft (8), shift fork (9), reverse gear transition gear (10) and reverse gear output gear (11), it is characterized in that: the appearance in the right section of terminal shaft (5) is provided with spline, reverse gear (6) is contained in the left end of the right section of terminal shaft (5) appearance spline and can rotates around terminal shaft (5), right-hand member at reverse gear (6) is provided with spline, output gear shaft (8) is contained in the right-hand member of the right section of terminal shaft (5) appearance spline and can rotates around terminal shaft (5), left end at output gear shaft (8) is provided with spline, in the middle of the appearance of commutator (7), be provided with groove, endoporus is provided with spline, commutator (7) with its endoporus spline housing on the spline of the right section of terminal shaft (5) appearance, and can horizontally slip, the stage casing of shift fork (9) is contained in the gear reversing device casing (14) and is connected with the control device of manual control or foot control on it, the hypomere of shift fork (9) inserts in the middle groove of commutator (7) appearance, the two ends, the left and right sides of reverse gear transition gear (10) are contained in respectively in gear reversing device casing (14) and the motor left box body (13), and mesh with reverse gear (6) and reverse gear output gear (11) respectively, the two ends, the left and right sides of reverse gear output gear (11) are contained in respectively in gear reversing device casing (14) and the motor left box body (13), and mesh with reverse gear transition gear (10) and output gear shaft (8) respectively.
2, the stepless variable engine of band gear reversing device according to claim 1 is characterized in that: the number of teeth of countershaft-gear (3) is 20 teeth, and the number of teeth of level gear (4) is not 33 teeth.
3, the stepless variable engine of band gear reversing device according to claim 1, it is characterized in that: increased a spring steel plate (16) at centrifugal hoof piece (15) from dynamic clutch (2), head at spring steel plate (16) is provided with brake pad (17), and this brake pad (17) is fitted with the inwall of outer ring (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520010033 CN2846767Y (en) | 2005-09-29 | 2005-09-29 | Stepless speed changing engine with reverse gearshift device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520010033 CN2846767Y (en) | 2005-09-29 | 2005-09-29 | Stepless speed changing engine with reverse gearshift device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2846767Y true CN2846767Y (en) | 2006-12-13 |
Family
ID=37512190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520010033 Expired - Fee Related CN2846767Y (en) | 2005-09-29 | 2005-09-29 | Stepless speed changing engine with reverse gearshift device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2846767Y (en) |
-
2005
- 2005-09-29 CN CN 200520010033 patent/CN2846767Y/en not_active Expired - Fee Related
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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: 20061213 Termination date: 20100929 |