CN103016642A - Three-gear transmission for fuel vehicle - Google Patents
Three-gear transmission for fuel vehicle Download PDFInfo
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- CN103016642A CN103016642A CN2012105234995A CN201210523499A CN103016642A CN 103016642 A CN103016642 A CN 103016642A CN 2012105234995 A CN2012105234995 A CN 2012105234995A CN 201210523499 A CN201210523499 A CN 201210523499A CN 103016642 A CN103016642 A CN 103016642A
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Abstract
The invention discloses a three-gear transmission for a fuel vehicle, which comprises a shell, a power input shaft, a power output shaft, an intermediate shaft, a power input driving gear, a power input driven gear, a first-gear driving gear, a first-gear driven gear, a third-gear driving gear and a third-gear driven gear. The integral transmission disclosed by the invention has a compact and simple structure and a small volume; processing, use, maintenance and repair cost is reduced; the three-gear transmission has reasonable gear arrangement, so that the transmission is further integrally lightweight, a power output is reasonably distributed when the fuel vehicle runs on the flat ground and climbs up a slope, power consumption in the process of climbing up the slope is reduced, efficiency is improved and use cost is reduced; and meanwhile, a three-gear structure is reasonably arranged, a second-gear transmission chain adopts a structure of directly transmitting the output without the gear, efficiency is high, the arrangement relation between parts is sufficiently utilized, and the three-gear output only needs two groups of gears, so that the three-gear transmission achieves a good transmission effect when having the compact structure, the integral vehicle can smoothly and stably operate and the three-gear transmission has good stability.
Description
Technical field
The present invention relates to a kind of automotive component, particularly a kind of fuel vehicle three-speed gearbox.
Background technique
Fuel vehicle still is the main product of Motor Vehicle in present stage.Because the operation characteristic of fuel vehicle, particularly for three-wheel or the four-wheel fuel vehicle of compact structure, light and flexible, it is comparatively complicated that speed changer is provided with shift structure, many mark structures particularly, the volume of speed changer is comparatively huge, and weight is also larger, and installing/dismounting and maintenance are all comparatively difficult; For oil-fired vehicle, the structures shape of speed changer the rideability of vehicle, General Requirements has higher efficient, light structural configuration; The speed changer of prior art is then more comparatively complicated and heavy, is not suitable for small displacement or uses with the light Motor Vehicle that is good at.
Therefore, need to improve existing fuel vehicle speed changer, so that whole speed changer structure is compact simple, small volume reduces processing, operation and maintenance maintenance cost, having rational gear arranges, further make speed changer integral body light, make fuel vehicle rational allocation power output when level land and climbing, the power consumption when reducing to climb, raise the efficiency, reduce user cost.
Summary of the invention
In view of this, the invention provides a kind of fuel vehicle three-speed gearbox, so that whole speed changer structure is compact simple, small volume reduces processing, operation and maintenance maintenance cost, having rational gear arranges, further make speed changer integral body light, make fuel vehicle rational allocation power output when level land and climbing, the power consumption when reducing to climb, raise the efficiency, reduce user cost.
Fuel vehicle three-speed gearbox of the present invention, comprise housing, power input shaft, pto＝power take-off, jack shaft, power input driving gear, power input driven gear, one grade of driving gear, first speed driven gear, third speed drive gear and third gear driven gear, described pto＝power take-off and jack shaft are respectively being arranged at housing around the mode that self axis rotates; The transmission of described power input driving gear is equipped with in power input shaft, the transmission of power input driven gear is equipped with in jack shaft, described one grade of driving gear and third speed drive gear are arranged at jack shaft, and first speed driven gear and third gear driven gear are arranged at pto＝power take-off; So that being meshed, the mode of cutting off between jack shaft and the pto＝power take-off or engaging forms one grade of Transmitted chains between described one grade of driving gear and the first speed driven gear; Cooperate in the mode that can cut off or engage between described power input shaft and the pto＝power take-off and form the second gear Transmitted chains; So that being meshed, the mode of cutting off between jack shaft and the pto＝power take-off or engaging forms the third gear Transmitted chains between described third speed drive gear and the third gear driven gear.
Further, the three class gear shift transmission system comprises that also the mode with the circumferencial direction transmission that can endwisely slip is coated at the first gearshift coupling of pto＝power take-off and is coated at the second gearshift coupling of jack shaft in the mode of the circumferencial direction transmission that can endwisely slip, described one grade of driving gear transmission is equipped with in jack shaft, first speed driven gear is set in rotation with pto＝power take-off, and described the first gearshift coupling engages or disconnection power input shaft or first speed driven gear by endwisely slipping between power input shaft and first speed driven gear; Third speed drive gear is set in rotation with jack shaft, and the transmission of third gear driven gear is equipped with in pto＝power take-off, and the second gearshift coupling engages by endwisely slipping or the disconnection third speed drive gear;
Further, described power input shaft and the coaxial setting of pto＝power take-off, described power input driving gear and power input shaft are integrally formed, and described power input driving gear is provided with the axle bed counterbore vertically, and described pto＝power take-off inner end coaxial rotation cooperation is supported in the axle bed counterbore;
Further, speed changer also comprises the power input assembly that the mode that power switches with positive and negative both direction can be inputed to power input shaft;
Further, fuel vehicle is the three-wheel fuel vehicle;
Further, described power input assembly is positioned at housing, described power input driving gear radially is provided with the lubricated through hole that is communicated with the axle bed counterbore along it, be axially arranged with for the minor axis neck by the axle bed counterbore along it, described minor axis neck transmission cooperates and is provided with and is provided with along its end face for the second gear soldered tooth that engages or disconnect with the first gearshift coupling;
Further, described power input assembly is provided with the power intake that extends housing; Described pto＝power take-off is provided with the clutch end that extends housing.
Beneficial effect of the present invention: fuel vehicle three-speed gearbox of the present invention, adopt the speed changer of three mark structures, so that whole speed changer structure is compact simple, small volume reduces processing, operation and maintenance maintenance cost, having rational gear arranges, further make speed changer integral body light, make fuel vehicle rational allocation power output when level land and climbing, the power consumption when reducing to climb, raise the efficiency, reduce user cost; Simultaneously, three mark structures of reasonable Arrangement, the second gear Transmitted chains adopts gearless directly to transmit the structure of output, efficient is higher, take full advantage of the arrangement relation between all parts, third gear output only needs two groups of gears to get final product, so that reach preferably transmission effect when compact structure, can make the smooth and easy smooth running of whole vehicle, have preferably stability.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is structural representation of the present invention.
Embodiment
Fig. 1 is structural representation of the present invention, as shown in the figure: the fuel vehicle three-speed gearbox of the present embodiment, comprise housing 13, power input shaft 1, pto＝power take-off 6, jack shaft 11, power input driving gear 2, power input driven gear 12, one grade of driving gear 10, first speed driven gear 4, third speed drive gear 7 and third gear driven gear 5, as shown in the figure, power input shaft 1, pto＝power take-off 6, jack shaft 11, power input driving gear 2, power input driven gear 12, one grade of driving gear 10, first speed driven gear 4, third speed drive gear 7 and third gear driven gear 5 are positioned at housing 13; Described pto＝power take-off 1 and jack shaft 11 are respectively being arranged at housing 13 around the mode that self axis rotates; 2 transmissions of described power input driving gear are equipped with in power input shaft 1,12 transmissions of power input driven gear are equipped with in jack shaft 11, described one grade of driving gear 10 and third speed drive gear 7 are arranged at jack shaft 11, and first speed driven gear 4 and third gear driven gear 5 are arranged at pto＝power take-off 6; So that being meshed, the mode of cutting off between jack shaft 11 and the pto＝power take-off 6 or engaging forms one grade of Transmitted chains between described one grade of driving gear 10 and the first speed driven gear 4; Cooperate in the mode that can cut off or engage between described power input shaft 1 and the pto＝power take-off 6 and form the second gear Transmitted chains; So that being meshed, the mode of cutting off between jack shaft 11 and the pto＝power take-off 6 or engaging forms the third gear Transmitted chains between described third speed drive gear 7 and the third gear driven gear 5;
In the present embodiment, the three class gear shift transmission system comprises that also the mode with the circumferencial direction transmission that can endwisely slip is coated at the first gearshift coupling 3 of pto＝power take-off 6 and is coated at the second gearshift coupling 9 of jack shaft 11 in the mode of the circumferencial direction transmission that can endwisely slip, described one grade of driving gear 10 transmission are equipped with in jack shaft 11, first speed driven gear rotates 4 and is equipped with in pto＝power take-off 6, and described the first gearshift coupling 3 engages or disconnection power input shaft 1 or first speed driven gear 4 by endwisely slipping between power input shaft 1 and first speed driven gear 4; Third speed drive gear 7 is set in rotation with jack shaft 11, and 5 transmissions of third gear driven gear are equipped with in pto＝power take-off 6, the second gearshift couplings 9 and engage by endwisely slipping or disconnection third speed drive gear 7; Adopt the first gearshift coupling 3 and the second gearshift coupling 9 to be divided into the structure of two axles arranged side by side, can shorten the length of whole speed changer, do not increase transverse dimension, further increase flexibility of the present invention and general applicability, so that the three class gear shift system can be applied to light fuel vehicle, such as three-wheel fuel vehicle or two-wheeled fuel vehicle.
In the present embodiment, fuel vehicle is the three-wheel fuel vehicle; The present invention is little owing to volume, compact structure and light, thereby be applicable to preferably the three-wheel fuel vehicle.
In the present embodiment, described power input shaft 1 and pto＝power take-off 6 coaxial settings, described power input driving gear 2 is integrally formed with power input shaft 1, described power input driving gear 2 is provided with axle bed counterbore 2a vertically, described pto＝power take-off 6 inner end coaxial rotation cooperation is supported in the axle bed counterbore 2a end of namely stretching to housing 13 interior edges; Simple and compact for structure, simultaneously, mutual support reduces vibration so that power input shaft and pto＝power take-off are stable; Simultaneously, so that the present invention can directly apply to three-wheel fuel vehicle and four-wheel fuel vehicle, have preferably integrated performance and sealability.
In the present embodiment, three-speed gearbox also comprises the power input assembly, and described power input assembly can input to power input shaft 1 in the mode that positive and negative both direction switches with power; The power input assembly can adopt the gear train transmission to realize above-mentioned purpose, and the mode that can switch that namely realizes moving forward and backward inputs to pto＝power take-off with power; Said structure of the present invention is so that reverse gear also has the third gear drive mechanism, and speed changer can be shared by reverse gear mechanism and forward gears mechanism, realizes the afterburning or acceleration of reverse gear.
In the present embodiment, described power input assembly is positioned at housing 13, and is simple and compact for structure, has preferably integrity and sealing; Described power input driving gear 2 radially is provided with the lubricated through hole 2b that is communicated with axle bed counterbore 2a along it, be axially arranged with for the minor axis neck 2c by axle bed counterbore 2b along it, described minor axis neck 2c transmission cooperates and is provided with and is provided with along its end face for the second gear soldered tooth that engages or disconnect with the first gearshift coupling 3; Simple and compact for structure, easy to operate.
Below for a kind of embodiment of medium power input assembly of the present invention, the power input assembly comprises power input bevel gear 15, reverse gear bevel gear 16 and forward gears bevel gear 14, described reverse gear bevel gear 16 and forward gears bevel gear 14 all with 15 engagements of power input bevel gear, described reverse gear bevel gear 16 and forward gears bevel gear 14 are coated at power input shaft with the mode that can mutually switch and the mode of power input shaft 1 transmission; Adopt the structure of bevel gear input, can reduce the quantity of gear as far as possible, make power input assembly compact overall structure simple, volume is little, and is comparatively light, is suitable for the roadster uses such as three-wheel fuel vehicle.
In the present embodiment, between reverse gear bevel gear 16 and forward gears bevel gear 14, be coated at power input shaft and be provided with the 3rd gearshift coupling 17, described the 3rd gearshift coupling 17 is axially slidably cooperating in the circumferencial direction transmission with power input shaft 1, and can engage respectively transmission with reverse gear bevel gear 16 or forward gears bevel gear 14; As shown in the figure, the 3rd gearshift coupling 17 is provided with external tooth, reverse gear bevel gear 16 and forward gears bevel gear 14 be respectively equipped with can with the internal tooth of this external tooth engagement, the 3rd gearshift coupling 17 is neutral position when the centre, and axially slip is then finished and the engaging and transmission of reverse gear bevel gear 16 or forward gears bevel gear 14 under external force drives; Certainly, soldered tooth and juncture that the 3rd gearshift coupling 17, reverse gear bevel gear 16 and forward gears bevel gear 14 are equipped with necessary joint transmission all belong to prior art, do not repeat them here; Adopt the structure realization of the 3rd gearshift coupling, reverse gear bevel gear and forward gears bevel gear shifted, simple and compact for structure, fabricating cost is low, be applicable to light fuel vehicle, be beneficial to the relative reduce integral vehicle cost, and compare with existing fuel vehicle, cost there is no more increase.
In the present embodiment, described power input assembly is provided with integrally formed with power input bevel gear 15 and extends the power intake of housing; Described pto＝power take-off 6 is provided with the clutch end that extends housing.
In the present embodiment, as shown in the figure, third speed drive gear 7 and first speed driven gear 4 are set in rotation with jack shaft 11 and pto＝power take-off 6 by corresponding needle bearing (needle bearing 8 and needle bearing 18) respectively, compact structure, rotational stability is good, is suitable for stablizing smooth and easy and vibrates little transmission.
Among the present invention, annular bearing with rolling contact by necessity between power input shaft 1, jack shaft 11 and pto＝power take-off 6 and the housing 13 is rotatably assorted, as shown in the figure, power input shaft 1 also is rotatably assorted by rolling bearing with the ribs of housing 13 interior settings, belong to the cooperating structure of prior art, do not repeat them here; Among the present invention, transmission cooperates the mode that refers to transferring power to cooperate, and comprises engagement driving, spline drived cooperation etc.
Among the present invention, the first gearshift coupling 3, the second gearshift coupling 9 and the 3rd gearshift coupling 17 all can adopt the synchronizer structure of prior art, belong to prior art, do not repeat them here.
Explanation is at last, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technological scheme of the present invention, and not breaking away from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (7)
1. fuel vehicle three-speed gearbox, it is characterized in that: comprise housing, power input shaft, pto＝power take-off, jack shaft, power input driving gear, power input driven gear, one grade of driving gear, first speed driven gear, third speed drive gear and third gear driven gear, described pto＝power take-off and jack shaft are respectively being arranged at housing around the mode that self axis rotates; The transmission of described power input driving gear is equipped with in power input shaft, the transmission of power input driven gear is equipped with in jack shaft, described one grade of driving gear and third speed drive gear are arranged at jack shaft, and first speed driven gear and third gear driven gear are arranged at pto＝power take-off; So that being meshed, the mode of cutting off between jack shaft and the pto＝power take-off or engaging forms one grade of Transmitted chains between described one grade of driving gear and the first speed driven gear; Cooperate in the mode that can cut off or engage between described power input shaft and the pto＝power take-off and form the second gear Transmitted chains; So that being meshed, the mode of cutting off between jack shaft and the pto＝power take-off or engaging forms the third gear Transmitted chains between described third speed drive gear and the third gear driven gear.
2. fuel vehicle three-speed gearbox according to claim 1, it is characterized in that: the three class gear shift transmission system comprises that also the mode with the circumferencial direction transmission that can endwisely slip is coated at the first gearshift coupling of pto＝power take-off and is coated at the second gearshift coupling of jack shaft in the mode of the circumferencial direction transmission that can endwisely slip, described one grade of driving gear transmission is equipped with in jack shaft, first speed driven gear is set in rotation with pto＝power take-off, and described the first gearshift coupling engages or disconnection power input shaft or first speed driven gear by endwisely slipping between power input shaft and first speed driven gear; Third speed drive gear is set in rotation with jack shaft, and the transmission of third gear driven gear is equipped with in pto＝power take-off, and the second gearshift coupling engages by endwisely slipping or the disconnection third speed drive gear.
3. fuel vehicle three-speed gearbox according to claim 2, it is characterized in that: described power input shaft and the coaxial setting of pto＝power take-off, described power input driving gear and power input shaft are integrally formed, described power input driving gear is provided with the axle bed counterbore vertically, and described pto＝power take-off inner end coaxial rotation cooperation is supported in the axle bed counterbore.
4. fuel vehicle three-speed gearbox according to claim 3 is characterized in that: three-speed gearbox also comprises the power input assembly that the mode that power switches with positive and negative both direction can be inputed to power input shaft.
5. according to claim 1 to the described fuel vehicle three-speed gearbox of 4 arbitrary claims, it is characterized in that: fuel vehicle is the three-wheel fuel vehicle.
6. fuel vehicle three-speed gearbox according to claim 5, it is characterized in that: described power input assembly is positioned at housing, described power input driving gear radially is provided with the lubricated through hole that is communicated with the axle bed counterbore along it, be axially arranged with for the minor axis neck by the axle bed counterbore along it, described minor axis neck transmission cooperates and is provided with and is provided with along its end face for the second gear soldered tooth that engages or disconnect with the first gearshift coupling.
7. fuel vehicle three-speed gearbox according to claim 6, it is characterized in that: described power input assembly is provided with the power intake that extends housing; Described pto＝power take-off is provided with the clutch end that extends housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105234995A CN103016642A (en) | 2012-12-07 | 2012-12-07 | Three-gear transmission for fuel vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105234995A CN103016642A (en) | 2012-12-07 | 2012-12-07 | Three-gear transmission for fuel vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103016642A true CN103016642A (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105234995A Pending CN103016642A (en) | 2012-12-07 | 2012-12-07 | Three-gear transmission for fuel vehicle |
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| CN (1) | CN103016642A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108901338A (en) * | 2018-08-16 | 2018-11-30 | 农业部南京农业机械化研究所 | A kind of roller brush type device for picking suitable for castor-oil plant harvest |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4094206A (en) * | 1975-04-02 | 1978-06-13 | Tokyo Jidosha Kogyo Kabushiki Kaisha | Gear transmission |
| GB2083579A (en) * | 1980-09-11 | 1982-03-24 | Bewley George Arthur | Improvements Relating to Gear Boxes |
| CN2529792Y (en) * | 2001-06-14 | 2003-01-08 | 李花血 | Reverse gear device |
| CN202251747U (en) * | 2011-09-19 | 2012-05-30 | 重庆隆旺机电有限责任公司 | Motor vehicle and transmission thereof |
| CN202992043U (en) * | 2012-12-07 | 2013-06-12 | 重庆隆旺机电有限责任公司 | Three-gear transmission of fuel vehicle |
-
2012
- 2012-12-07 CN CN2012105234995A patent/CN103016642A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4094206A (en) * | 1975-04-02 | 1978-06-13 | Tokyo Jidosha Kogyo Kabushiki Kaisha | Gear transmission |
| GB2083579A (en) * | 1980-09-11 | 1982-03-24 | Bewley George Arthur | Improvements Relating to Gear Boxes |
| CN2529792Y (en) * | 2001-06-14 | 2003-01-08 | 李花血 | Reverse gear device |
| CN202251747U (en) * | 2011-09-19 | 2012-05-30 | 重庆隆旺机电有限责任公司 | Motor vehicle and transmission thereof |
| CN202992043U (en) * | 2012-12-07 | 2013-06-12 | 重庆隆旺机电有限责任公司 | Three-gear transmission of fuel vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108901338A (en) * | 2018-08-16 | 2018-11-30 | 农业部南京农业机械化研究所 | A kind of roller brush type device for picking suitable for castor-oil plant harvest |
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Application publication date: 20130403 |