CN103363032A - Transmission and vehicle provided with same - Google Patents
Transmission and vehicle provided with same Download PDFInfo
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- CN103363032A CN103363032A CN2013103260862A CN201310326086A CN103363032A CN 103363032 A CN103363032 A CN 103363032A CN 2013103260862 A CN2013103260862 A CN 2013103260862A CN 201310326086 A CN201310326086 A CN 201310326086A CN 103363032 A CN103363032 A CN 103363032A
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Abstract
The invention discloses a transmission and a vehicle provided with the transmission. The transmission comprises a double clutch, a first input shaft, a second input shaft, a first output shaft, a second output shaft, a first-fifth gear synchronizer, a second-fourth gear synchronizer, a third-seventh gear synchronizer, a sixth gear synchronizer and a reverse gear synchronizer. The double clutch comprises a first clutch plate and a second clutch plate, the first input shaft is connected with the first clutch plate, the first input shaft is fixedly provided with a first-gear driving gear, a third-gear driving gear, a fifth-seventh-gear driving gear and a reverse gear driving gear, the second input shaft is connected with the second clutch plate, the second input shaft is fixedly provided with a second-gear driving gear and a fourth-sixth-gear driving gear, the first output shaft is sleeved with a first-gear driven gear, a fifth-gear driven gear, a second-gear driven gear and a fourth-gear driven gear, the second output shaft is sleeved with a third-gear driven gear, a seventh-gear driven gear, a reverse-gear driven gear, a sixth-gear driven gear and a reverse-gear intermediate gear which is meshed with the second-gear driven gear. According to the transmission disclosed by the invention, the number of driving gears can be reduced, and accordingly the volume of the transmission is reduced.
Description
Technical field
The present invention relates to the automobile construction technical field, especially relate to a kind of speed changer and have the vehicle of this speed changer.
Background technique
Traditional automatic transmission transmission efficiency is lower, and existing DCT causes axial dimension longer owing to driving gear is more, gear is few simultaneously, all not ideal enough with power character and the Economy of car load coupling, and some DCT speed changers need to increase reverse gear shaft and could realize gear reversing function, the further like this volume that increases the DCT speed changer, but also cause that cost is high, difficult arrangement, bearing capacity is poor simultaneously.
Summary of the invention
The present invention is intended to solve at least to a certain extent one of above-mentioned technical problem of the prior art.
For this reason, one object of the present invention is to propose a kind of speed changer, and this speed changer can reduce the number of driving gear, thereby reduces the volume of speed changer.
Another object of the present invention is to propose a kind of vehicle, this vehicle comprises above-mentioned speed changer.
According to an aspect of the present invention, proposed a kind of speed changer, this speed changer comprises: double clutch, described double clutch comprise the first driven disc and the second driven disc; The first input shaft and the second input shaft, described the first input shaft links to each other with described the first driven disc, be fixed with a gear driving gear, three gear driving gears, five or seven gear driving gear and the driving gears that reverse gear on described the first input shaft, described the second input shaft is enclosed within the outside of described the first input shaft and links to each other with described the second driven disc, is fixed with two gear driving gears and four or six gear driving gears on described the second input shaft; The first output shaft, be set with on described the first output shaft with a gear driven gear of a described gear driving gear engagement, with five gear driven gears of described five or seven gear driving gears engagements, with two gear driven gears of described two gear driving gears engagements and with four gear driven gears of described four or six gear driving gears engagements; The second output shaft, be set with on described the second output shaft with three gear driven gears of described three gear driving gears engagements, with seven gear driven gears of described five or seven gear driving gears engagements, with the driven gear that reverses gear of the described driving gear engagement of reversing gear, with the reverse idler gear of described two gear driven gears engagements and with six gear driven gears of described four or six gear driving gears engagements; First Five-Year Plan gear synchronizer, two or four gear synchronizers, pseudo-ginseng gear synchronizer, described First Five-Year Plan gear synchronizer is located between a described gear driven gear and the described five gear driven gears, described two or four gear synchronizers are located between described two gear driven gears and the described four gear driven gears, and described pseudo-ginseng gear synchronizer is located between described three gear driven gears and the described seven gear driven gears; Six gear synchronizers, described six gear synchronizers are used for engaging described six gear driven gear and described the second output shafts; And reverse gear synchronizer, described reverse gear synchronizer is used for engaging described driven gear and the described intermediate gear of reversing gear.
According to the speed changer of the embodiment of the invention, odd number five, seven gears and even number four, six gears share respectively same driving gear, thereby have reduced gear quantity, reduce cost, and axial arrangement is compacter.The design of reversing gear is simultaneously compared the traditional double clutch speed changer can save a reverse gear shaft, has reduced the volume and weight of speed changer, has saved cost, and the speed ratio that reverses gear also has better flexibility, and topology layout is simple and compact.
In addition, according to the speed changer of the embodiment of the invention, can also have following additional technical feature:
According to some embodiments of the present invention, described reverse gear synchronizer is located on the described driven gear that reverses gear.
According to some embodiments of the present invention, described speed changer also comprises: the first output gear and the second output gear, described the first output gear is set on described the first output shaft and with described the first output shaft rotation, and described the second output gear is set on described the second output shaft and with described the second output shaft rotation.
According to some embodiments of the present invention, described speed changer also comprises:
The first bearing of input shaft, described the first bearing of input shaft is used for supporting described the first input shaft;
The second bearing of input shaft, described the second bearing of input shaft is used for supporting described the second input shaft;
The first output shaft bearing, described the first output shaft bearing is used for supporting described the first output shaft; And
The second output shaft bearing, described the second output shaft bearing is used for supporting described the second output shaft.
According to some embodiments of the present invention, described the first output shaft bearing is bearing in respectively the two ends of described the first output shaft.
Thus, can support better the first output shaft.
According to some embodiments of the present invention, described the second output shaft bearing is bearing in respectively the two ends of described the second output shaft.
Thus, can support better the second output shaft.
According to some embodiments of the present invention, the distance of a described gear driving gear, described three gear driving gears, described five or seven gear driving gears, the described driving gear that reverses gear, described two gear driving gears and described four or six gear driving gears and described double clutch reduces gradually.
According to a further aspect in the invention, proposed a kind of vehicle, this vehicle comprises the speed changer above-mentioned according to the present invention.
Description of drawings
Fig. 1 is the schematic diagram of speed changer according to an embodiment of the invention;
Fig. 2 is the first and second input shafts of according to an embodiment of the invention speed changer and the position relationship schematic diagram of the first and second output shafts.
Embodiment
The below describes embodiments of the invention in detail, and described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center "; " vertically "; " laterally "; " length "; " width "; " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only be for convenience of description the present invention and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characteristics.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, the implication of " a plurality of " is two or more, unless clear and definite concrete restriction is arranged in addition.
In the present invention, unless clear and definite regulation and restriction are arranged in addition, broad understanding should be done in the terms such as term " installation ", " linking to each other ", " connection ", " fixing ", for example, can be to be fixedly connected with, and also can be to removably connect, or be integral; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can indirectly link to each other by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless clear and definite regulation and restriction are arranged in addition, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, can comprise that also the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that the First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under the Second Characteristic and tiltedly, or only represent that the First Characteristic level height is less than Second Characteristic.
Below with reference to the speed changer of Fig. 1-Fig. 2 detailed description according to the embodiment of the invention.
Speed changer can comprise double clutch 13, the first input shaft 11a and the second input shaft 12a, the first output shaft 11b and the second output shaft 12b, be located at many to meshed gears, First Five-Year Plan gear synchronizer 15c, two or four gear synchronizer 24c, pseudo-ginseng gear synchronizer 37c, six gear synchronizer 6c and reverse gear synchronizer 8c on these four axles according to an embodiment of the invention.
Wherein, double clutch 13 can comprise the first driven disc 131 and the second driven disc 132.Be appreciated that double clutch 13 for prior art and known by those of ordinary skill in the art, so here concrete structure and the working principle of double clutch 13 do not elaborated.
The first input shaft 11a links to each other with the first driven disc 131 and rotates with the first driven disc 131, that is to say, when double clutch 13 engages the first driven disc 131, external impetus can be exported to the first input shaft 11a by this first driven disc 131, i.e. the first driven disc 131 drives the first input shaft 11a rotates synchronously, and the spin axis of the first input shaft 11a overlaps with the spin axis of the first driven disc 131.
With reference to shown in Figure 1, be fixed with a gear driving gear 1a, three gear driving gear 3a, five or seven gear driving gear 57a and the driving gear 8a that reverse gear on the first input shaft 11a, in other words, one gear driving gear 1a is set in the first input shaft 11a and upward and with the first input shaft 11a rotates synchronously, and namely a gear driving gear 1a and the first input shaft 11a are rigidly connected.Three gear driving gear 3a are set in the first input shaft 11a and upward and with the first input shaft 11a rotate synchronously, and namely three gear driving gear 3a and the first input shaft 11a are rigidly connected.Five or seven gear driving gear 57a are set in the first input shaft 11a and upward and with the first input shaft 11a rotate synchronously, and namely five or seven gear driving gear 57a and the first input shaft 11a are rigidly connected.The driving gear 8a that reverses gear is set in the first input shaft 11a and upward and with the first input shaft 11a rotates synchronously, and namely reverse gear driving gear 8a and the first input shaft 11a are rigidly connected.
The second input shaft 12a preferably is enclosed within the outside of the first input shaft 11a coaxially.The second input shaft 12a links to each other with the second driven disc 132 and rotates with the second driven disc 132, that is to say, when double clutch 13 engages the second driven disc 132, external impetus can be exported to the second input shaft 12a by this second driven disc 132, i.e. the second driven disc 132 drives the second input shaft 12a rotates synchronously, and the spin axis of the second input shaft 12a overlaps with the spin axis of the second driven disc 132.
Be fixed with two gear driving gear 2a and four or six gear driving gear 46a on the second input shaft 12a, in other words, two gear driving gear 2a are set in the second input shaft 12a and upward and with the second input shaft 12a rotate synchronously, and namely two gear driving gear 2a and the second input shaft 12a are rigidly connected.Four or six gear driving gear 46a are set in the second input shaft 12a and upward and with the second input shaft 12a rotate synchronously, and namely four or six gear driving gear 46a and the second input shaft 12a are rigidly connected.
Schematic diagram with reference to Fig. 2, the first output shaft 11b and the second output shaft 12b are parallel to the first input shaft 11a, the plane that the spin axis of the plane that the spin axis of the spin axis of the first input shaft 11a and the first output shaft 11b limits and, the first input shaft 11a and the spin axis of the second output shaft 12b limit forms an angle, in other words, as shown in Figure 2, the spin axis of the first input shaft 11a, the first output shaft 11b and the second output shaft 12b is not coplanar.
Need to prove, Fig. 2 only is a kind of optional arrangement that schematically shows the first input shaft 11a, the second input shaft 12a, the first output shaft 11b and the second output shaft 12b, does not represent the actual arrangement mode of the first input shaft 11a, the second input shaft 12a, the first output shaft 11b and the second output shaft 12b.
Be set with a gear driven gear 1b, five gear driven gear 5b, two gear driven gear 2b and four gear driven gear 4b on the first output shaft 11b.
Particularly, a gear driven gear 1b is set in that the first output shaft 11b is upper and relative the first output shaft 11b is rotatable, can be provided with rolling bearing between a gear driven gear 1b and the first output shaft 11b.Five gear driven gear 5b are set in that the first output shaft 11b is upper and relative the first output shaft 11b is rotatable, can be provided with rolling bearing between five gear driven gear 5b and the first output shaft 11b.Two gear driven gear 2b are set in that the first output shaft 11b is upper and relative the first output shaft 11b is rotatable, can be provided with rolling bearing between two gear driven gear 2b and the first output shaft 11b.Four gear driven gear 4b are set in that the first output shaft 11b is upper and relative the first output shaft 11b is rotatable, can be provided with rolling bearing between four gear driven gear 4b and the first output shaft 11b.
Wherein, with reference to shown in Figure 1, it is secondary that thereby a gear driven gear 1b and a gear driving gear 1a engagement consist of first gear, thereby five gear driven gear 5b and five or seven gear driving gear 57a engagements consist of five gear gear pairs, it is secondary that thereby two gear driven gear 2b and two gear driving gear 2a engagements consist of second gear, thereby four gear driven gear 4b and four or six gear driving gear 46a engagements consist of four gear gear pairs.
Be set with three gear driven gear 3b, seven gear driven gear 7b on the second output shaft 12b, driven gear 8b and reverse idler gear 8d and six gear driven gear 6b reverse gear.
Particularly, three gear driven gear 3b are set in that the second output shaft 12b is upper and relative the second output shaft 12b is rotatable, can be provided with rolling bearing between three gear driven gear 3b and the second output shaft 12b.Seven gear driven gear 7b are set in that the second output shaft 12b is upper and relative the second output shaft 12b is rotatable, can be provided with rolling bearing between seven gear driven gear 7b and the second output shaft 12b.The driven gear 8b that reverses gear is set in that the second output shaft 12b is upper and relative the second output shaft 12b is rotatable, and reversing gear can be provided with rolling bearing between driven gear 8b and the second output shaft 12b.Reverse idler gear 8d sheathed (can be directly sheathed, can certainly be indirectly sheathed) on the second output shaft 12b and relative the second output shaft 12b rotatable.Six gear driven gear 6b are set in that the second output shaft 12b is upper and relative the second output shaft 12b is rotatable, can be provided with rolling bearing between six gear driven gear 6b and the second output shaft 12b.
Wherein, with reference to shown in Figure 1, thereby three gear driven gear 3b and three gear driving gear 3a engagements consist of three gear gear pairs, thereby seven gear driven gear 7b and five or seven gear driving gear 57a engagements consist of seven gear gear pairs, such seven gear gear pairs and five gear gear pairs share one five or seven gear driving gear 57a, thereby make speed changer can reduce by a driving gear.
Thereby six gear driven gear 6b and four or six gear driving gear 46a engagements consist of six gear gear pairs, and such six gear gear pairs and four gear gear pairs share one four or six gear driving gear 46a, thereby make speed changer further reduce by a driving gear.Thereby the driving gear 8a that reverses gear consists of the reverse gear pair with the driven gear 8b engagement of reversing gear.Reverse idler gear 8d and two gear driven gear 2b engagements, wherein need to prove, Fig. 1 is owing to being the plane principle sketch of speed changer, therefore reverse idler gear 8d and two not obviously signal engagements of gear driven gear 2b, reverse idler gear 8d and two gear driven gear 2b are normal engagements, when speed changer keeps off mode operation with two but spatially,, the second gear subtask, this moment, reverse idler gear 8d was in the second output shaft 12b not transferring power that dallies.
With reference to shown in Figure 1, First Five-Year Plan gear synchronizer 15c is located between a gear driven gear 1b and the five gear driven gear 5b, First Five-Year Plan gear synchronizer 15c is used for a gear driven gear 1b or five gear driven gear 5b are engaged with the first output shaft 11b, when for example speed changer was in a gear transmission, the First Five-Year Plan, gear synchronizer 15c(was moved to the left) joint one gear driven gear 1b and the first output shaft 11b.
Two or four gear synchronizer 24c are located between two gear driven gear 2b and the four gear driven gear 4b, two or four gear synchronizer 24c are used for two gear driven gear 2b or four gear driven gear 4b are engaged with the first output shaft 11b, when for example speed changer was in two gear transmissions, two or four gear synchronizer 24c(were moved to the left) joint two gear driven gear 2b and the first output shaft 11b.
Pseudo-ginseng gear synchronizer 37c is located between three gear driven gear 3b and the seven gear driven gear 7b, pseudo-ginseng gear synchronizer 37c is used for three gear driven gear 3b or seven gear driven gear 7b are engaged with the second output shaft 12b, when for example speed changer was in three gear transmissions, pseudo-ginseng gear synchronizer 37c(was moved to the left) joint three gear driven gear 3b and the second output shaft 12b.
With reference to shown in Figure 1, six gear synchronizer 6c are used for joint or disconnect six gear driven gear 6b and the second output shaft 12b, that is to say, six gear synchronizer 6c only are used for the joint of a gear of control, for example when speed changer is in six gear transmissions, thereby six gear synchronizer 6c can move to the right side among Fig. 1 six gear driven gear 6b are engaged with the second output shaft 12b, and when other gear, six keep off synchronizer 6c does not work.
Be appreciated that, above-mentioned First Five-Year Plan gear synchronizer 15c, two or four gear synchronizer 24c, pseudo-ginseng gear synchronizer 37c, six gear synchronizer 6c and reverse gear synchronizer 8c all can be related domain common synchronizer commonly used, for example being preferably inertial type of synchronizer, can certainly be constant pressure synchronizer or booster type synchronizer voluntarily.
According to one embodiment of present invention, speed changer also comprises the first output gear 101 and the second output gear 102, the first output gear 101 is set in the first output shaft 11b and upward and with the first output shaft 11b rotates, the first output gear 101 is preferably placed at the end of the first output shaft 11b, the first output gear 101 is power outlet terminals of the first output shaft 11b, and the difference that the first output gear 101 can output power to vehicle subtracts assembly (differential mechanism and retarder).The second output gear 102 is set in the second output shaft 12b and upward and with the second output shaft 12b rotates, the second output gear 102 is preferably placed at the end of the second output shaft 12b, the second output gear 102 is power outlet terminals of the second output shaft 12b, and the difference that the second output gear 102 can output power to vehicle subtracts assembly.
Have seven forward gears and one according to the speed changer of the embodiment of the invention and reverse gear, the power transmission line the when the below describes speed changer in detail and is in these gears.
When speed changer was in a gear transmission: power passed to the first input shaft 11a by the first driven disc 131 of double clutch 13, pass to a gear driven gear 1b by the gear of one on the first input shaft 11a driving gear 1a, First Five-Year Plan gear synchronizer 15c engages gear driven gear 1b and first an output shaft 11b, finally by the first output gear 101 of crossing on the first output shaft 11b transmission of power is gone out.
When speed changer was in two gear transmissions: power passed to the second input shaft 12a by the second driven disc 132 of double clutch 13, pass to two gear driven gear 2b by the gear of two on the second input shaft 12a driving gear 2a, two or four gear synchronizer 24c engage two gear driven gear 2b and the first output shaft 11b, finally by the first output gear 101 of crossing on the first output shaft 11b transmission of power are gone out.
When speed changer was in three gear transmissions: power passed to the first input shaft 11a by the first driven disc 131 of double clutch 13, pass to three gear driven gear 3b by the gear of three on the first input shaft 11a driving gear 3a, pseudo-ginseng gear synchronizer 37c engages three gear driven gear 3b and the second output shaft 12b, finally by the second output gear 102 of crossing on the second output shaft 12b transmission of power is gone out.
When speed changer was in four gear transmissions: power passed to the second input shaft 12a by the second driven disc 132 of double clutch 13, pass to four gear driven gear 4b by the gear of four or six on the second input shaft 12a driving gear 46a, two or four gear synchronizer 24c engage four gear driven gear 4b and the first output shaft 11b, finally by the first output gear 101 of crossing on the first output shaft 11b transmission of power are gone out.
When speed changer was in five gear transmissions: power passed to the first input shaft 11a by the first driven disc 131 of double clutch 13, pass to five gear driven gear 5b by the gear of five or seven on the first input shaft 11a driving gear 57a, First Five-Year Plan gear synchronizer 15c engages five gear driven gear 5b and the first output shaft 11b, finally by the first output gear 101 of crossing on the first output shaft 11b transmission of power is gone out.
When speed changer was in six gear transmissions: power passed to the second input shaft 12a by the second driven disc 132 of double clutch 13, pass to six gear driven gear 6b by the gear of four or six on the second input shaft 12a driving gear 46a, six gear synchronizer 6c engage six gear driven gear 6b and the second output shaft 12b, finally by the second output gear 102 of crossing on the second output shaft 12b transmission of power are gone out.
When speed changer was in seven gear transmissions: power passed to the first input shaft 11a by the first driven disc 131 of double clutch 13, pass to seven gear driven gear 7b by the gear of five or seven on the first input shaft 11a driving gear 57a, pseudo-ginseng gear synchronizer 37c engages seven gear driven gear 7b and the second output shaft 12b, finally by the second output gear 102 of crossing on the second output shaft 12b transmission of power is gone out.
When speed changer is in when reversing gear transmission: power passes to the first input shaft 11a by the first driven disc 131 of double clutch 13, pass to the driven gear 8b that reverses gear by the driving gear 8a that reverses gear on the first input shaft 11a, reverse gear synchronizer 8c engage reverse gear driven gear 8b and reverse idler gear 8d with transmission of power to reverse idler gear 8d, through two gear driven gear 2b with reverse idler gear 8d engagement transmission of power to two is kept off driven gear 2b, two or four gear synchronizer 24c engage two gear driven gear 2b and the first output shaft 11b, finally by the first output gear 101 of crossing on the first output shaft 11b transmission of power are gone out.
Thus, according to the speed changer of the embodiment of the invention, odd number five, seven gears and even number four, six gears share respectively same driving gear, thereby have reduced gear quantity, reduce cost, and axial arrangement is compacter.The design of reversing gear is simultaneously compared the traditional double clutch speed changer can save a reverse gear shaft, has reduced the volume and weight of speed changer, has saved cost, and the speed ratio that reverses gear also has better flexibility, and topology layout is simple and compact.
According to one embodiment of present invention, reverse gear synchronizer 8c is located at the driven gear 8b that reverses gear, that is to say, reverse gear synchronizer 8c and other synchronizer for example set-up mode of First Five-Year Plan gear synchronizer 15c are slightly different, other synchronizer is provided in a side of (prior art) on the corresponding output shaft, and reverse gear synchronizer 8c is provided in a side of on the driven gear 8b that reverses gear, for example, reverse gear synchronizer 8c and the driven gear 8b that reverses gear can make into a single integrated structure then empty set on the second output shaft 12b, be in when reversing gear transmission at speed changer, thereby reverse gear synchronizer 8c can engage transferring power with reverse idler gear 8d with the driven gear 8b that reverses gear.
With reference to shown in Figure 1, speed changer also comprises the first bearing of input shaft 111a, the second bearing of input shaft 121a, the first output shaft bearing 111b and the second output shaft bearing 121b, and wherein the first bearing of input shaft 111a is used for supporting the first input shaft 11a.The second bearing of input shaft 121a is used for supporting the second input shaft 12a.
The first output shaft bearing 111b is used for supporting the first output shaft 11b, and preferably, the first output shaft bearing 111b is bearing in respectively the two ends of the first output shaft 11b.Equally, the second output shaft bearing 121b is used for supporting the second output shaft 12b, and preferably, the second output shaft bearing 121b is bearing in respectively the two ends of the second output shaft 12b.
With reference to shown in Figure 1, according to a preferred embodiment of the present invention, the distance of a gear driving gear 1a, three gear driving gear 3a, five or seven gear driving gear 57a, the driving gear 8a that reverses gear, two gear driving gear 2a and four or six gear driving gear 46a and double clutch 13 reduces gradually.In other words, as shown in Figure 1, axially be followed successively by from left to right a gear driving gear 1a, three gear driving gear 3a, five or seven gear driving gear 57a, the driving gear 8a that reverses gear, two gear driving gear 2a and four or six gear driving gear 46a along the first input shaft 11a.
Thus, two gear driving gear 2a, two gear driven gear 2b and the driving gear 8a that reverses gear, the driven gear 8b that reverses gear, reverse idler gear 8d can be in the roughly neutral position of speed changer in the axial direction, adopt this arrangement can reduce the volume of speed changer, make things convenient for gearbox arrangement.
Need to prove, in Fig. 1,1. represent a gear driven gear 1b, 2. represent two gear driven gear 2b, 3. represent three gear driven gear 3b, 4. represent four gear driven gear 4b, 5. represent five gear driven gear 5b, 6. represent six gear driven gear 6b, 7. represent seven gear driven gear 7b, R represents reverse idler gear 8d.
Below the simple vehicle of describing according to the embodiment of the invention.
Vehicle can comprise speed changer and motor according to an embodiment of the invention.
Wherein speed changer is that motor links to each other with the double clutch 13 of speed changer, so that double clutch 13 is with transmission of power to the first input shaft 11a or the second input shaft 12a of motor according to the speed changer of describing in the above embodiment of the present invention.
Be appreciated that according to other configuration example of the vehicle of the embodiment of the invention such as vehicle body, suspension, poor assembly, the braking system etc. of subtracting all to be prior art, and known by those of ordinary skill in the art, so no longer detailed description here.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or the example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiments or example.In addition, those skilled in the art can engage different embodiments or the example of describing in this specification and make up.
Although the above has illustrated and has described embodiments of the invention, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, modification, replacement and modification.
Claims (8)
1. a speed changer is characterized in that, comprising:
Double clutch, described double clutch comprise the first driven disc and the second driven disc;
The first input shaft and the second input shaft, described the first input shaft links to each other with described the first driven disc, be fixed with a gear driving gear, three gear driving gears, five or seven gear driving gear and the driving gears that reverse gear on described the first input shaft, described the second input shaft is enclosed within the outside of described the first input shaft and links to each other with described the second driven disc, is fixed with two gear driving gears and four or six gear driving gears on described the second input shaft;
The first output shaft, be set with on described the first output shaft with a gear driven gear of a described gear driving gear engagement, with five gear driven gears of described five or seven gear driving gears engagements, with two gear driven gears of described two gear driving gears engagements and with four gear driven gears of described four or six gear driving gears engagements;
The second output shaft, be set with on described the second output shaft with three gear driven gears of described three gear driving gears engagements, with seven gear driven gears of described five or seven gear driving gears engagements, with the driven gear that reverses gear of the described driving gear engagement of reversing gear, with the reverse idler gear of described two gear driven gears engagements and with six gear driven gears of described four or six gear driving gears engagements;
First Five-Year Plan gear synchronizer, two or four gear synchronizers, pseudo-ginseng gear synchronizer, described First Five-Year Plan gear synchronizer is located between a described gear driven gear and the described five gear driven gears, described two or four gear synchronizers are located between described two gear driven gears and the described four gear driven gears, and described pseudo-ginseng gear synchronizer is located between described three gear driven gears and the described seven gear driven gears;
Six gear synchronizers, described six gear synchronizers are used for engaging described six gear driven gear and described the second output shafts; And
Reverse gear synchronizer, described reverse gear synchronizer is used for engaging described driven gear and the described reverse idler gear of reversing gear.
2. speed changer according to claim 1 is characterized in that, described reverse gear synchronizer is located on the described driven gear that reverses gear.
3. speed changer according to claim 1, it is characterized in that, also comprise: the first output gear and the second output gear, described the first output gear is set on described the first output shaft and with described the first output shaft rotation, and described the second output gear is set on described the second output shaft and with described the second output shaft rotation.
4. speed changer according to claim 1 is characterized in that, also comprises:
The first bearing of input shaft, described the first bearing of input shaft is used for supporting described the first input shaft;
The second bearing of input shaft, described the second bearing of input shaft is used for supporting described the second input shaft;
The first output shaft bearing, described the first output shaft bearing is used for supporting described the first output shaft; And
The second output shaft bearing, described the second output shaft bearing is used for supporting described the second output shaft.
5. speed changer according to claim 4 is characterized in that, described the first output shaft bearing is bearing in respectively the two ends of described the first output shaft.
6. speed changer according to claim 4 is characterized in that, described the second output shaft bearing is bearing in respectively the two ends of described the second output shaft.
7. speed changer according to claim 1, it is characterized in that, the distance of a described gear driving gear, described three gear driving gears, described five or seven gear driving gears, the described driving gear that reverses gear, described two gear driving gears and described four or six gear driving gears and described double clutch reduces gradually.
8. a vehicle is characterized in that, comprises speed changer, and described speed changer is each described speed changer in according to claim 1-7.
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| CN201310326086.2A CN103363032B (en) | 2013-07-30 | 2013-07-30 | Variator and there is the vehicle of this variator |
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| CN201310326086.2A CN103363032B (en) | 2013-07-30 | 2013-07-30 | Variator and there is the vehicle of this variator |
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| CN103363032A true CN103363032A (en) | 2013-10-23 |
| CN103363032B CN103363032B (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310326086.2A Active CN103363032B (en) | 2013-07-30 | 2013-07-30 | Variator and there is the vehicle of this variator |
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| CN103775569A (en) * | 2014-01-23 | 2014-05-07 | 长城汽车股份有限公司 | Double-clutch transmission and power assembly |
| WO2015149515A1 (en) * | 2014-03-31 | 2015-10-08 | 奇瑞汽车股份有限公司 | Automobile dual-clutch transmission |
| CN106321747A (en) * | 2015-07-10 | 2017-01-11 | 长城汽车股份有限公司 | Transmission, power transmission system provided with same as well as vehicle |
| CN108397523A (en) * | 2018-05-11 | 2018-08-14 | 广州汽车集团股份有限公司 | Double-clutch speed changer |
| WO2019184145A1 (en) * | 2018-03-30 | 2019-10-03 | 广州汽车集团股份有限公司 | Seven-gear dual clutch transmission and vehicle |
| CN113492667A (en) * | 2020-03-20 | 2021-10-12 | 广州汽车集团股份有限公司 | Hybrid power driving system and vehicle |
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| CN110319155B (en) * | 2018-03-30 | 2024-04-12 | 广州汽车集团股份有限公司 | Seven-gear double-clutch transmission and vehicle |
| CN108397523A (en) * | 2018-05-11 | 2018-08-14 | 广州汽车集团股份有限公司 | Double-clutch speed changer |
| CN113492667A (en) * | 2020-03-20 | 2021-10-12 | 广州汽车集团股份有限公司 | Hybrid power driving system and vehicle |
| CN113492667B (en) * | 2020-03-20 | 2024-04-12 | 广州汽车集团股份有限公司 | Hybrid power driving system and vehicle |
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| CN103363032B (en) | 2016-08-10 |
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Effective date of registration: 20191115 Address after: 071000 No.75, Dongsheng Road, Lianchi District, Baoding City, Hebei Province Patentee after: Beehive transmission technology Hebei Co., Ltd Address before: 071000 No. 2266 Chaoyang South Street, Hebei, Baoding Patentee before: Changcheng Automobile Co., Ltd. |