CN203823033U - Novel low-damping vibration-attenuation noise-reduction gearshift assembly structure used for automotive transmission - Google Patents
Novel low-damping vibration-attenuation noise-reduction gearshift assembly structure used for automotive transmission Download PDFInfo
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- CN203823033U CN203823033U CN201420080312.3U CN201420080312U CN203823033U CN 203823033 U CN203823033 U CN 203823033U CN 201420080312 U CN201420080312 U CN 201420080312U CN 203823033 U CN203823033 U CN 203823033U
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- nylon ball
- lining
- vibration
- assembly structure
- bushing
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Abstract
The utility model provides a novel low-damping vibration-attenuation noise-reduction gearshift assembly structure used for an automotive transmission. The novel low-damping vibration-attenuation noise-reduction gearshift assembly structure used for the automotive transmission is characterized in that an O-shaped ring and a bushing are sheathed outside a shift lever; a nylon ball assembly is sheathed outside the bushing and is positioned above the O-shaped ring; a nylon ball bushing covers the nylon ball assembly; a vibration-attenuation cover covers the nylon ball bushing and is fixedly arranged on the inner cavity of a control cover; a spacing cover is fixedly sheathed outside the shift lever and is positioned above the bushing; a pressure spring is sheathed outside the shift lever and is supported on the spacing cover and the bushing; the inner wall of the nylon ball bushing is provided with a lubricating oil storage cavity. The novel low-damping vibration-attenuation noise reduction gearshift assembly structure disclosed by the utility model has excellent vibration-attenuation property, and a purpose of eliminating the shaking and the vibration abnormal sound caused by resonance in the finished automobile driving process is achieved.
Description
Technical field
The utility model relates to automobile technical field, the particularly improvement with gearshift to light vehicle transmission.
Background technique
At present, automobile has been come into huge numbers of families.The gear level seat structure of existing automobile is referring to shown in accompanying drawing 1, comprise handling and cover 1 ', be located to handle and cover 1 ' the interior large bulb 7 ' of compression, and compress spring 8 ' and the spring seat 9 ' of large bulb 7 ', handle cover 1 ' and compression large bulb 7 ' bottom between be provided with ball ring 3 ', the both sides that compress large bulb 7 ' are provided with pin 4 ', and shift level 10 ' is located at the top that compresses large bulb 7 '.
But, the gear level seat structure use spring 8 ' of said structure and spring seat 9 ' will compress large bulb 7 ' pressure dressing makes damping greatly increase on ball ring 3 ', and compress large bulb 7 ' and the unlubricated fat reserve chamber of ball ring 3 ', easily cause insufficient lubrication impact gearshift feel.This structure only has the ball ring 3 ' of below, poor effect for the reduction of vibration.And compress large bulb 7 ' both sides and be provided with notching construction, when gearshift, compress large bulb 7 ' both sides flutings and support and be rotated with pin 4 ', complete gearshift action.This kind of structure manufacturing difficulty is large, dimensional accuracy is difficult to control, particularly because the requirement of car load discharge is more and more stricter, motor has adopted a large amount of new technologies improving the aspect such as intake and exhaust, work by combustion, as multi-point injection in inner cylinder direct injection, cylinder, exhaust gas turbocharge etc., this is greatly improved the useful horsepower of same money motor, but has also strengthened engine vibration simultaneously, causes chassis resonance.Vibration between the large bulb of compression 7 ' the both sides flutings that cause gearshift pole socket after resonating when Vehicle Driving Cycle and pin 4 ', generation metalwork and metalwork knock abnormal sound.
Model utility content
The utility model provides a kind of low resistance, vibration and noise reducing gearshift assembly structure for automotive speed changer, its objective is and overcomes prior art shortcoming, reduces the damping of gearshift mechanism, vibration and noise while reducing gearshift mechanism operation.
For achieving the above object, the technical solution adopted in the utility model is:
One is low resistance, vibration and noise reducing gearshift assembly structure for automotive speed changer, there is shift level and handle lid, it is characterized in that: outside shift level, be arranged with O type circle and lining, nylon ball assembly is set in outside lining and is positioned at the top of O type circle, nylon ball lining is coated on nylon ball assembly, and shock-reducing sleeve is coated on outside nylon ball lining and is fixed on manipulation cover cavity; Stop collar is set in regularly outside shift level and is positioned at the top of lining, compression spring sleeve be located at outside shift level and contact on stop collar and lining.
The inwall of nylon ball lining is provided with lubricant oil reserve chamber.
The set projection of shock-reducing sleeve inwall embeds in the set positioning groove of nylon ball lining outer wall.
The shift level of the top of stop collar is provided with annular groove, is arranged with back-up ring in annular groove, on the shift level of back-up ring below, is arranged with baffle plate, and stop collar is by stage clip contact, and makes stop collar contact on baffle plate.
Dust-proof cover is set in outside shift level, and the upper end of dust-proof cover is positioned at the top of stop collar, and the lower end of dust-proof cover is fixed on to handle and covers.
Because technique scheme is used, the utlity model has following advantages:
The first, nylon ball lining and nylon ball assembly are mold injection molding, and manufacturing efficiency is high, and accuracy of manufacturing is high, and surface roughness is good, are convenient to batch production.
Second, handling lid is to adopt the full clad structure of nylon ball lining that location is installed with nylon ball assembly mounting type, avoided shifting gears in the technical background large problem of damping of stand structure medi-spring pressure dressing, nylon ball lining increases lubricating grease reserve chamber energy good lubrication nylon ball assembly simultaneously, be that this structure possesses good low resistance effect, improved the shifting comfort of speed changer.
Nylon ball assembly is felt relieved by nylon ball lining in the time carrying out gearshift spinning movement simultaneously, and has all adopted nylon high abrasion resisting material, has avoided both sides in the stand structure of shifting gears in technical background to slot with pin because car load vibrates the abnormal sound problem of knocking causing.
The 3rd, between nylon ball lining and manipulation lid, be provided with shock-reducing sleeve, for cutting down the vibration that comes from power assembly; The common reduction of stage clip between O type circle and lining and stop collar below gear level and nylon ball assembly comes from the vibration of above-below direction, thereby make this structure possess excellent vibration damping, reach and eliminate the gear level shake causing due to resonance in car load running process, the object of vibration abnormal sound.
Brief description of the drawings
Fig. 1 is the schematic diagram of gear level seat structure in background technique;
Fig. 2 is the utility model embodiment one structural representation;
Fig. 3 is the utility model embodiment one gear level sub-assembly schematic diagram;
Fig. 4 is the utility model embodiment one nylon ball lining schematic diagram;
Fig. 5 is the utility model embodiment one shock-reducing sleeve schematic diagram;
Fig. 6 is the structural representation of nylon ball assembly in the utility model embodiment one.
Description of symbols in figure:
1, gear level; 2, dust-proof cover; 3, stop collar; 4, lining; 5, pressing plate; 6, backing plate; 7, shock-reducing sleeve; 7a projection; 8, O type circle; 9, handle lid; 10, nylon ball assembly; 11, screw; 10a, nylon ball 12, nylon ball lining; 12a, lubricating grease reserve chamber; 12b, positioning groove; 13, stage clip; 14, baffle plate; 15, back-up ring; 1 ', handle lid; 3 ', ball ring; 4 ', pin; 7 ', compress large bulb; 8 ', spring; 9 ', spring seat; 10 ', shift level
Embodiment
For the beneficial effect that makes the technical solution of the utility model and reach clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical solution of the utility model is further described, obviously, described embodiment is a part of embodiment of the present utility model, but not whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtains under the prerequisite of not making creative work, belongs to protection domain of the present utility model.
Embodiment one:
Shown in accompanying drawing 2,3,4,5,6, the utility model comprises the manipulation lid 9, gear level 1, dust-proof cover 2, stop collar 3, lining 4, pressing plate 5, backing plate 6, shock-reducing sleeve 7, O type circle 8, nylon ball assembly 10, nylon ball lining 12, stage clip 13, baffle plate 14, back-up ring 15, the screw 11 that are connected on speed changer rear case.Wherein between gear level 1 and nylon ball assembly 10, be provided with lining 4, below is provided with O type circle 8, between lining 4 and stop collar 3, is provided with stage clip 13, stop collar 3 tops are provided with baffle plate 14 and use back-up ring 15 to be fixed in gear level 1 annular groove; Nylon ball lining 12 is coated on nylon ball assembly 10, and shock-reducing sleeve 7 is coated on outside nylon ball lining 12 and is mounted to handle and covers 9 inner chambers; Handle cover 9 and nylon ball lining 12 tops be provided with backing plate 6, dust-proof cover 2 is pressed on backing plate 6 tops by pressing plate 5, uses screw 11 that pressing plate 5 and backing plate 6 are installed on to manipulation and cover on 9 tapped hole.
Nylon ball lining 12 is provided with lubricating grease reserve chamber 12a as shown in Figure 4, can good lubrication nylon ball assembly.
Shock-reducing sleeve 7 is rubber material as shown in Figure 5, is provided with projection 7a, matches with the positioning groove 12b on nylon ball lining 12, has played the positioning action of two parts, and the local thickness that has simultaneously increased shock-reducing sleeve 7 has promoted damping capacity.
Nylon ball assembly 10 as shown in Figure 6, adopts plastic structure, and top layer is nylon ball 10a, is mold injection molding, and manufacturing efficiency is high, and accuracy of manufacturing is high, and surface roughness is good.
As Fig. 3, when assembling, first O type circle 8 is inserted on gear level 1 lower end step, then lining 4 is packed in the hole of nylon ball assembly 10, then be inserted in together gear level 1; Next stage clip 13 is mounted to edge on lining 4, then stop collar 3 is inserted in to gear level 1, be fixed in gear level 1 annular groove with baffle plate 14, back-up ring 15.Finally dust-proof cover 2 empty sets are entered on gear level 1, so just completed the assembling of gear level sub-assembly.
Lubricating grease is coated on to nylon ball lining 12 inner ball surface as shown in Figure 4, nylon ball lining 12 openings slightly separately can be assembled on the nylon ball assembly 10 of the gear level sub-assembly shown in Fig. 3, unnecessary lubricating grease is squeezed and enters in lubricating grease reserve chamber 12a, so both meet follow-up lubricating requirement, also played the effect that prevents that lubricating grease is excessive; Again shock-reducing sleeve 7 is coated on nylon ball lining 12, as corresponding one by one in the projection 7a of Fig. 5 positioning groove 12b as shown in Fig. 4 when installation.Pack into subsequently and handle the inner chamber that covers 9, top adopts backing plate 6, pressing plate 5 to carry out pressure dressing, uses screw 11 to be anchored on and handles on the tapped hole that covers 9,2 times edges of dust-proof cover is pressed between backing plate 6 and pressing plate 5 simultaneously, complete the dust sealing of gearshift assembly, this model utility has been assembled as shown in Figure 2.
It should be noted that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. a low resistance for automotive speed changer, vibration and noise reducing gearshift assembly structure, there is shift level (1) and handle lid (9), it is characterized in that: outside shift level (1), be arranged with O type circle (8) and lining (4), nylon ball assembly (10) is set in outside lining (4) and is positioned at the top of O type circle (8), it is upper that nylon ball lining (12) is coated on nylon ball assembly (10), and shock-reducing sleeve (7) is coated on outside nylon ball lining (12) and is fixed on handles lid (9) inner chamber; Stop collar (3) is set in regularly outside shift level (1) and is positioned at the top of lining (4), stage clip (13) be set in outside shift level (1) and contact on stop collar (3) and lining (4).
2. a kind of low resistance, vibration and noise reducing gearshift assembly structure for automotive speed changer as claimed in claim 1, is characterized in that: the inwall of nylon ball lining (12) is provided with lubricant oil reserve chamber (12a).
3. a kind of low resistance, vibration and noise reducing gearshift assembly structure for automotive speed changer as claimed in claim 1, is characterized in that: the set projection (7a) of shock-reducing sleeve (7) inwall embeds in the set positioning groove (12b) of nylon ball lining (12) outer wall.
4. a kind of low resistance, vibration and noise reducing gearshift assembly structure for automotive speed changer as claimed in claim 1, it is characterized in that: the shift level (1) of the top of stop collar (3) is provided with annular groove, in annular groove, be arranged with back-up ring (15), on the shift level (1) of back-up ring (15) below, be arranged with baffle plate (14), stop collar (3) is by stage clip (13) contact, and makes stop collar (3) contact on baffle plate (14).
5. a kind of low resistance, vibration and noise reducing gearshift assembly structure for automotive speed changer as claimed in claim 1, it is characterized in that: dust-proof cover (2) is set in outside shift level (1), the upper end of dust-proof cover (2) is positioned at the top of stop collar (3), and the lower end of dust-proof cover (2) is fixed on to be handled on lid (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080312.3U CN203823033U (en) | 2014-02-25 | 2014-02-25 | Novel low-damping vibration-attenuation noise-reduction gearshift assembly structure used for automotive transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080312.3U CN203823033U (en) | 2014-02-25 | 2014-02-25 | Novel low-damping vibration-attenuation noise-reduction gearshift assembly structure used for automotive transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823033U true CN203823033U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420080312.3U Expired - Fee Related CN203823033U (en) | 2014-02-25 | 2014-02-25 | Novel low-damping vibration-attenuation noise-reduction gearshift assembly structure used for automotive transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203823033U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606125A (en) * | 2017-09-11 | 2018-01-19 | 天津富民伟业科技有限公司 | Automobile gear shift bar assembly |
| CN108662134A (en) * | 2018-07-02 | 2018-10-16 | 大运汽车股份有限公司 | A kind of automobile operator assembly and gear shift steerable system |
| CN111219481A (en) * | 2018-11-23 | 2020-06-02 | 广州汽车集团股份有限公司 | Manual gear shifting mechanism assembly |
-
2014
- 2014-02-25 CN CN201420080312.3U patent/CN203823033U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606125A (en) * | 2017-09-11 | 2018-01-19 | 天津富民伟业科技有限公司 | Automobile gear shift bar assembly |
| CN108662134A (en) * | 2018-07-02 | 2018-10-16 | 大运汽车股份有限公司 | A kind of automobile operator assembly and gear shift steerable system |
| CN111219481A (en) * | 2018-11-23 | 2020-06-02 | 广州汽车集团股份有限公司 | Manual gear shifting mechanism assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG ZOMAX TRANSMISSION CO., LTD. Free format text: FORMER NAME: ZHEJIANG ZHONGMA AUTOMOBILE SPEED VARIATOR CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 317500, Taizhou City, Zhejiang province Wenling Shi Zhen Town Industrial Zone, No. 1 through the road Patentee after: ZHEJIANG ZOMAX TRANSMISSION CO., LTD. Address before: 317500, Taizhou City, Zhejiang province Wenling Shi Zhen Town Industrial Zone, No. 1 through the road Patentee before: Zhejiang Zomax Auto Transmission Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20210225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |