CN201973225U - Vibration-damping gearshift - Google Patents
Vibration-damping gearshift Download PDFInfo
- Publication number
- CN201973225U CN201973225U CN2011200969106U CN201120096910U CN201973225U CN 201973225 U CN201973225 U CN 201973225U CN 2011200969106 U CN2011200969106 U CN 2011200969106U CN 201120096910 U CN201120096910 U CN 201120096910U CN 201973225 U CN201973225 U CN 201973225U
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- China
- Prior art keywords
- steel pipe
- vibration damping
- rubber
- gearshift
- snubber
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- 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.)
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- Vibration Prevention Devices (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
Abstract
The utility model relates to a vibration-damping gearshift, in particular to a gear shift lever capable of improving vibration damping effect, and aims at providing a vibration-damping gearshift with a simple structure and a low cost, and a gear shift lever which can greatly improve gear shifting feeling and comfortableness, and can eliminate covibration. The vibration-damping gearshift consists of a shift lever, a shift lever spring seat, a shift lever spring, a shift extension bar, a first vibration damping bush assembly and a second vibration damping bush assembly, wherein a limiter is arranged in the first vibration damping bush assembly; rubber of the second vibration damping bush assembly adopts a dovetail section type structure; the limiter can buffer stress when the shift lever moves towards a certain direction due to the stress, thus greatly improving the hand feeling and comfortableness of the shift lever; and the front section of second rubber in the second vibration damping bush assembly can keep contact with the inner wall of the shift extension bar all the time, thereby being capable of effectively eliminating the covibration.
Description
Technical field
The utility model relates to the gearshift that uses on a kind of automobile gearbox, particularly relates to a kind of gearshift that can improve effectiveness in vibration suppression.
Background technique
Along with the significantly increase of the high speed development and the automobile pollution of automobile industry, market requires also progressively to improve to the reliability and the comfort level of automobile, and the design of automobile also more and more is tending towards hommization.In vehicle traveling process, to different road conditions, automobile driving speed and required drive vary in size, so the gear shift operation of automobile is absolutely necessary.Existing automobile gearshift mechanism is divided into mostly manual, automatic catch and manual-auto integrated.Manual promptly by stirring gear level to change the gear engagement position in the gearbox, reach the purpose of gear shift.
For the automobile of being furnished with manual transmission, gear shift operation is very frequent in its running process, therefore need often stir gear level.As shown in Figure 5, in the automobile gear shift device, gear shift extension bar 2 ' is connected by vibration damping grip assembly 3 ' with shift level 1 ', contain rubber in the vibration damping grip assembly 3 ', be used for reducing with the resonance of vehicle and improve gear shift feel and travelling comfort, promote to be installed in the handball on the gear shift extension bar 2 ' during driver's gear shift, thereby the pull-fork assembly that drives in shift level 1 ' the control speed changer by vibration damping grip assembly 3 ' moves to reach the gear shift purpose.Existing vibration damping grip assembly 3 ' be by the vulcanization of rubber directly to steel pipe, perhaps directly vulcanize to shift level 1 ' and be made, adopt the shift rod assembly of this vibration damping grip assembly 3 ' making because rubber sleeve is whole the sulfuration between the steel pipe that is filled in vibration damping grip assembly 3 ' or between steel pipe and the gear level 1 ', lack flexibility, can not fine elimination resonate, feel and travelling comfort are poor, influence driver's mood, easily cause driving fatigue.
The model utility content
The technical problems to be solved in the utility model provides a kind of simple in structure, vibration damping gearshift that cost is low, and this gear level can significantly improve gearshift feel and travelling comfort.
A kind of vibration damping gearshift of the utility model, comprise gear level, the gear level spring seat, the gear level spring, the gearshift extension bar, the first vibration damping grip assembly and the second vibration damping grip assembly, the gear level spring seat, the gear level spring is installed in the gear level left end, the gear level right-hand member is positioned at the gearshift extension bar, gear level is connected with the gearshift extension bar with the second vibration damping grip assembly by the first vibration damping grip assembly, the wherein said first vibration damping grip assembly comprises first steel pipe, second steel pipe, first rubber and snubber, first steel pipe is positioned at second steel pipe, and the dead in line of first steel pipe and second steel pipe, between first steel pipe and second steel pipe, be filled with first rubber of annular, the internal surface of first rubber is fixedlyed connected with the outer wall of first steel pipe, the outer surface of first rubber is fixedlyed connected with the inwall of second steel pipe, offer mounting groove in inner position, the first rubber wall thickness center, the opening direction of mounting groove is towards the gear level spring seat, in mounting groove, be equipped with snubber, snubber and mounting groove match, the internal surface of snubber contacts with first rubber, has the gap between the outer surface of snubber and first rubber.The internal surface of first steel pipe is fixedlyed connected with the gear level surface, and the outer surface of second steel pipe is fixedlyed connected with gearshift extension bar inwall.
A kind of vibration damping gearshift of the utility model, wherein said snubber are annular, and the snubber outer ring is provided with at least one projection, and projection is evenly distributed on the outer ring of snubber, and position relative with each projection on the snubber inner ring is provided with groove.The shape of mounting groove and snubber shape match.
A kind of vibration damping gearshift of the utility model, wherein said snubber adopt nylon to make, and the gap between the outer surface of snubber and first rubber is greater than 0 millimeter and less than 1.5 millimeters.
A kind of vibration damping gearshift of the utility model, the wherein said second vibration damping grip assembly comprises the 3rd steel pipe and second rubber, second rubber be shaped as hollow solid of rotation, each cross section of wherein crossing running shaft all is identical dovetail shaped sectional type structure, second rubber comprises leading portion and back segment, wherein leading portion keeps in touch with the inwall of gearshift extension bar always, back segment only is out of shape when excessive at leading portion and contacts with the inwall of gearshift extension bar, the second rubber internal surface is fixedlyed connected with the 3rd outer surface of steel tube, and the internal surface of the 3rd steel pipe is fixedlyed connected with the gear level surface.
A kind of vibration damping gearshift of the utility model difference from prior art is that the first vibration damping grip assembly of the present utility model has used the snubber of being made by elastic material, there is the gap between the snubber and first rubber, during use, when gear level stressed during to the motion of certain direction, snubber on the first vibration damping grip assembly that is attached thereto can cushion stressed, make the power that is transmitted on the gear level soft, gear level is transmitted to soft that the reaction force of gearshift on the extension bar also can become, thereby reach the purpose of alleviating shift impact power, thereby significantly improve gearshift feel and travelling comfort.
Second rubber in the second vibration damping grip assembly is owing to adopt dovetail shaped sectional type structure, the leading portion of second rubber keeps in touch with the inwall of gearshift extension bar always, because area of contact is few, so can effectively eliminate resonance, back segment only is out of shape when excessive at leading portion and contacts with the inwall of gearshift extension bar, can prevent that the first vibration damping grip assembly is stressed excessive, cause snubber to damage.
The utility model is described in further detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 looks sectional view for the master of a kind of vibration damping gearshift of the utility model;
Fig. 2 is the first vibration damping grip assembly left view of a kind of vibration damping gearshift of the utility model;
Fig. 3 is along the sectional view of A-A direction among Fig. 2;
Fig. 4 is the snubber left view of a kind of vibration damping gearshift of the utility model;
Fig. 5 looks sectional view for the master of gearshift in the prior art.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, a kind of vibration damping gearshift of the utility model, comprise gear level 1, the gear level spring seat, the gear level spring, gearshift extension bar 2, the first vibration damping grip assembly 3 and the second vibration damping grip assembly 4, described gear level spring seat, the gear level spring is installed in gear level 1 left end, described gear level 1 right-hand member is positioned at gearshift extension bar 2, gear level 1 is connected with gearshift extension bar 2 with the second vibration damping grip assembly 4 by the first vibration damping grip assembly 3, the wherein said first vibration damping grip assembly 3 comprises first steel pipe 5, second steel pipe 6, first rubber 7 and snubber 8, first steel pipe 5 is positioned at second steel pipe 6, and the dead in line of first steel pipe 5 and second steel pipe 6, between first steel pipe 5 and second steel pipe 6, be filled with first rubber 7 of annular, the outer wall of the internal surface of first rubber 7 and first steel pipe 5 links together by sulfuration, the inwall of the outer surface of first rubber 7 and second steel pipe 6 links together by sulfuration, inner position, first rubber, 7 wall thickness centers offers mounting groove 9, the degree of depth of mounting groove 9 is half of first rubber, 7 height, mounting groove 9 opening directions are towards the gear level spring seat, the snubber of being made by nylon 6 or nylon 12 8 is installed in mounting groove 9, snubber 8 is an annular, its outer ring is provided with four projectioies, wherein four projectioies are evenly distributed on the outer ring of snubber 8, position relative with each projection on snubber 8 inner rings is provided with groove, the shape of mounting groove 9 and snubber 8 shapes match, and the degree of depth of mounting groove 9 is consistent with the height of snubber 8.The internal surface of described snubber 8 contacts with first rubber 7, has 0.8 mm clearance between the outer surface of snubber 8 and first rubber 7.The internal surface of first steel pipe 5 is fixedlyed connected by the netted stamp that is arranged at gear level 1 surface with gear level 1, is interference fit between the outer surface of second steel pipe 6 and gearshift extension bar 2 inwalls.The second vibration damping grip assembly 4 comprises the 3rd steel pipe 10 and second rubber 11, second rubber 11 be shaped as hollow solid of rotation, each cross section of wherein crossing running shaft all is identical dovetail shaped sectional type structure, second rubber 11 comprises leading portion 12 and back segment 13, wherein leading portion 12 keeps in touch with the inwall of gearshift extension bar 2 always, back segment 13 only contacts with gearshift extension bar 2 inwalls when leading portion 12 distortion are excessive, second rubber, 11 internal surfaces adopt sulfuration to be connected with the 3rd steel pipe 10 outer surfaces, and the internal surface of the 3rd steel pipe 10 is fixedlyed connected with gear level 1 by the ring-type stamp on gear level 1 surface.
When promoting the gearshift extension bar, snubber on the first vibration damping grip assembly that is attached thereto can cushion stressed, make the power that is transmitted on the gear level soft, gear level is transmitted to soft that the reaction force of gearshift on the extension bar also can become, thereby reaches the purpose of alleviating shift impact power.When the second rubber leading portion in the second vibration damping grip assembly is out of shape when excessive, the back segment of second rubber contact with the inwall of gearshift extension bar, can prevent that the first vibration damping grip assembly is stressed excessive, causes the snubber damage.
Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (4)
1. vibration damping gearshift, comprise gear level (1), the gear level spring seat, the gear level spring, gearshift extension bar (2), the first vibration damping grip assembly (3) and the second vibration damping grip assembly (4), described gear level spring seat, the gear level spring is installed in gear level (1) left end, described gear level (1) right-hand member is positioned at gearshift extension bar (2), gear level (1) is connected with gearshift extension bar (2) with the second vibration damping grip assembly (4) by the first vibration damping grip assembly (3), it is characterized in that: the described first vibration damping grip assembly (3) comprises first steel pipe (5), second steel pipe (6), first rubber (7) and snubber (8), described first steel pipe (5) is positioned at second steel pipe (6), and the dead in line of first steel pipe (5) and second steel pipe (6), between first steel pipe (5) and second steel pipe (6), be filled with first rubber (7) of annular, the internal surface of described first rubber (7) is fixedlyed connected with the outer wall of first steel pipe (5), the outer surface of first rubber (7) is fixedlyed connected with the inwall of second steel pipe (6), inner position, described first rubber (7) wall thickness center offers mounting groove (9), described mounting groove (9) opening direction is towards the gear level spring seat, in mounting groove (9), be equipped with snubber (8), described snubber (8) matches with mounting groove (9), the internal surface of described snubber (8) contacts with first rubber (7), there is the gap between the outer surface of snubber (8) and first rubber (7), the internal surface of described first steel pipe (5) is fixedlyed connected with gear level (1) surface, and the outer surface of second steel pipe (6) is fixedlyed connected with gearshift extension bar (2) inwall.
2. a kind of vibration damping gearshift according to claim 1, it is characterized in that described snubber (8) is annular, snubber (8) outer ring is provided with at least one projection, described projection is evenly distributed on the outer ring of snubber (8), position relative with each projection on snubber (8) inner ring is provided with groove, and the shape of described mounting groove (9) and snubber (8) shape match.
3. a kind of vibration damping gearshift according to claim 2 is characterized in that described snubber (8) adopts nylon to make, and the gap between the outer surface of described snubber (8) and first rubber (7) is greater than 0 millimeter and less than 1.5 millimeters.
4. a kind of vibration damping gearshift according to claim 3, it is characterized in that: the described second vibration damping grip assembly (4) comprises the 3rd steel pipe (10) and second rubber (11), second rubber (11) be shaped as hollow solid of rotation, each cross section of wherein crossing running shaft all is identical dovetail shaped sectional type structure, second rubber (11) comprises leading portion (12) and back segment (13), wherein leading portion (12) keeps in touch with the inwall of gearshift extension bar (2) always, back segment (13) only contacts with gearshift extension bar (2) inwall when leading portion (12) distortion is excessive, described second rubber (11) internal surface is fixedlyed connected with the 3rd steel pipe (10) outer surface, and the internal surface of the 3rd steel pipe (10) is fixedlyed connected with gear level (1) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200969106U CN201973225U (en) | 2011-04-02 | 2011-04-02 | Vibration-damping gearshift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200969106U CN201973225U (en) | 2011-04-02 | 2011-04-02 | Vibration-damping gearshift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201973225U true CN201973225U (en) | 2011-09-14 |
Family
ID=44578328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200969106U Expired - Fee Related CN201973225U (en) | 2011-04-02 | 2011-04-02 | Vibration-damping gearshift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201973225U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107380253A (en) * | 2017-03-31 | 2017-11-24 | 重庆长安汽车股份有限公司 | A kind of rack and pinion steering gear |
| CN108343666A (en) * | 2018-01-29 | 2018-07-31 | 浙江吉利汽车研究院有限公司 | A kind of self-adaptive damping damper cable connector |
-
2011
- 2011-04-02 CN CN2011200969106U patent/CN201973225U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107380253A (en) * | 2017-03-31 | 2017-11-24 | 重庆长安汽车股份有限公司 | A kind of rack and pinion steering gear |
| CN107380253B (en) * | 2017-03-31 | 2020-12-22 | 南京长安汽车有限公司 | Rack and pinion steering gear |
| CN108343666A (en) * | 2018-01-29 | 2018-07-31 | 浙江吉利汽车研究院有限公司 | A kind of self-adaptive damping damper cable connector |
| CN108343666B (en) * | 2018-01-29 | 2020-04-21 | 浙江吉利汽车研究院有限公司 | Self-adaptive damping shock absorber inhaul cable connector |
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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: 20110914 Termination date: 20140402 |