CN101655141A - Double-clutch transmission - Google Patents
Double-clutch transmission Download PDFInfo
- Publication number
- CN101655141A CN101655141A CN200910169092A CN200910169092A CN101655141A CN 101655141 A CN101655141 A CN 101655141A CN 200910169092 A CN200910169092 A CN 200910169092A CN 200910169092 A CN200910169092 A CN 200910169092A CN 101655141 A CN101655141 A CN 101655141A
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- CN
- China
- Prior art keywords
- clutch
- input shaft
- countershaft
- double
- speed changer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The embodiment of the invention discloses a double-clutch transmission which comprises an input grade, a middle grade and an output grade, wherein the middle grade comprises a first auxiliary shaft, asecond auxiliary shaft, a first clutch and a second clutch; the first auxiliary shaft and the second auxiliary shaft are fixedly connected with the first clutch and the second clutch respectively andarranged in parallel; the first auxiliary shaft and the second auxiliary shaft are respectively provided with an even-gear gear pair transmission device or an odd-gear gear pair transmission device;the input grade comprises an input shaft; and the input shaft drives the first clutch and the second clutch by a planetary gear mechanism. The double-clutch transmission is provided with the input shaft and drives the two clutches by the planetary gear mechanism so as to drive the two auxiliary shafts which are fixedly connected with the two clutches respectively and arranged in parallel. Becausethe two auxiliary shafts of the transmission are arranged in parallel, the axial length of a speed-change mechanism is reduced, and furthermore, the transmission is convenient to mount on a small car.
Description
Technical field
Power transmission of the present invention field more particularly, relates to a kind of double-clutch speed changer.
Background technique
Existing dual clutch transmission comprises two clutches, synchromesh unit, shift control, automatical control system TCU and six gear speed changers, these two clutches are separately fixed on two input shafts, the driving gear of strange, the even gear of speed changer drives with two clutches respectively and is connected, and two clutches alternately transmit operation power and realize switching between the gear.But, because two clutches of this gear are separately fixed on two input shafts, one of them input shaft be tubulose and be enclosed within another input shaft, outside the end of tubular shafts, this layout makes the axial length of gear longer to this another input shaft with its gear cloth.Because the length of compact car is littler than general motor vehicle length, thereby the space that is used to install speed changer is also less, makes the double-clutch speed changer that has long axial length in the prior art be difficult for being installed on the compact car.
Summary of the invention
In view of this, the invention provides the short double-clutch speed changer of a kind of axial length, so that speed changer can be installed on the compact car easily.
For achieving the above object, the invention provides following technological scheme:
A kind of double-clutch speed changer comprises input stage, intergrade and output stage;
Described intergrade comprises first countershaft, second countershaft, first clutch and second clutch; Described first countershaft is fixedlyed connected with second clutch with first clutch respectively with described second countershaft and is be arranged in parallel; Described first countershaft and described second countershaft are respectively equipped with even number shelves gear pair or odd number shelves gear pair transmission device;
Described input stage comprises an input shaft; The mode of described input shaft by the planetary gears combination drives states institute's first clutch and second clutch.
In addition, described input shaft can also drive by the mode of engaging gear and planetary gears combination and state institute's first clutch and second clutch.
From above-mentioned technological scheme as can be seen, the double-clutch speed changer of the embodiment of the invention is provided with an input shaft, drives two clutches by planetary gears, and then drives and two countershafts that be arranged in parallel of fixedlying connected with two clutches respectively.Be separately fixed on two input shafts with respect to existing speed changer employing, wherein first input shaft be tubulose and be enclosed within on second input shaft, described second input shaft is with the design of its gear cloth outside the end of tubular shafts, speed changer in the embodiment of the invention is because be arranged two countershafts in parallel, thereby reduced the axial length of gear, also just reduce the overall volume of speed changer, and then made things convenient for the installation of speed changer on compact car.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technological scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of embodiment of the invention double-clutch speed changer.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technological scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment who is obtained under the creative work prerequisite.
As shown in Figure 1, the embodiment of the invention discloses a kind of double-clutch speed changer on the compact car that is easily installed in, comprise input stage, intergrade and output stage;
Described intergrade comprises first countershaft 1, second countershaft 2, first clutch 3 and second clutch 4; Described first countershaft 1 is fixedlyed connected with second clutch 4 with first clutch 3 respectively with described second countershaft 2 and is be arranged in parallel; Described first countershaft 1 and described second countershaft 2 are respectively equipped with even number shelves gear pair or odd number shelves gear pair transmission device;
Described input stage comprises an input shaft 5; Described input shaft drives by planetary gears 6 and states institute's first clutch 3 and second clutch 4.
In existing double-clutch speed changer, two clutches are separately fixed on two input shafts, wherein first input shaft be tubulose and be enclosed within on second input shaft.Because first input shaft of tubulose is inserted in the leading portion of second input shaft among first input shaft, so second input shaft then must be set to its gear pair outside the end of first input shaft of tubulose.This layout needs the axial length of the second long input shaft, thereby has also just increased the axial length of the integral body of gear.The embodiment of the invention is by being provided with a described input shaft 5 that length is very short, and described input shaft 5 drives two clutches, i.e. first clutch 3 and second clutch 4 by described planetary gears 6.Described first countershaft 1 of fixedlying connected with described first clutch 3 with fixedly connected described second countershaft 2 with second clutch 4 for be arrangeding in parallel.Described first countershaft 1 and described second countershaft 2 are respectively equipped with even number shelves gear pair or odd number shelves gear pair transmission device, at last by jack shaft or differential mechanism outputting power.
Input shaft described in the foregoing invention embodiment can also drive by the mode of engaging gear and planetary gears combination and state institute's first clutch 3 and second clutch 4.
In sum, the embodiment of the invention is provided with an input shaft and two countershafts by employing, and two countershafts be arranged in parallel, and by being located at the scheme that two clutches on the countershaft are driven two countershafts respectively.Be separately fixed on two input shafts with respect to existing speed changer employing, wherein first input shaft be tubulose and be enclosed within on second input shaft, described second input shaft is with the design of its gear cloth outside the end of tubular shafts, speed changer in the embodiment of the invention makes the entire length of speed changer effectively reduce because two countershafts are be arranged in parallel.And then reduced to install the needed space of double-clutch speed changer of the embodiment of the invention, reached the purpose that can easily double-clutch speed changer in the embodiment of the invention be installed in easily in the compact car.
To the above-mentioned explanation of the disclosed embodiments, make related domain professional and technical personnel can realize or use the present invention.Multiple modification to these embodiments will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiments shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (2)
1, a kind of double-clutch speed changer is characterized in that, comprising: input stage, intergrade and output stage;
Described intergrade comprises first countershaft, second countershaft, first clutch and second clutch; Described first countershaft is fixedlyed connected with second clutch with first clutch respectively with described second countershaft and is be arranged in parallel; Described first countershaft and described second countershaft are respectively equipped with even number shelves gear pair or odd number shelves gear pair transmission device;
Described input stage comprises an input shaft; Described input shaft drives by planetary gears and states institute's first clutch and second clutch.
According to the described speed changer of claim 1, it is characterized in that 2, described input shaft can also drive by the mode of engaging gear and planetary gears combination and state institute's first clutch and second clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910169092A CN101655141A (en) | 2009-09-21 | 2009-09-21 | Double-clutch transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910169092A CN101655141A (en) | 2009-09-21 | 2009-09-21 | Double-clutch transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101655141A true CN101655141A (en) | 2010-02-24 |
Family
ID=41709555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910169092A Pending CN101655141A (en) | 2009-09-21 | 2009-09-21 | Double-clutch transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101655141A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042372A (en) * | 2011-01-07 | 2011-05-04 | 广州科立源机电科技有限公司 | Multi-speed transmission |
| CN102425647A (en) * | 2011-11-30 | 2012-04-25 | 重庆青山工业有限责任公司 | Power transmission mechanism for double-clutch automatic transmission |
-
2009
- 2009-09-21 CN CN200910169092A patent/CN101655141A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042372A (en) * | 2011-01-07 | 2011-05-04 | 广州科立源机电科技有限公司 | Multi-speed transmission |
| CN102042372B (en) * | 2011-01-07 | 2012-10-24 | 广州科立源机电科技有限公司 | Multi-speed transmission |
| CN102425647A (en) * | 2011-11-30 | 2012-04-25 | 重庆青山工业有限责任公司 | Power transmission mechanism for double-clutch automatic transmission |
| CN102425647B (en) * | 2011-11-30 | 2013-12-04 | 重庆青山工业有限责任公司 | Power transmission mechanism for double-clutch automatic transmission |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20100224 |