CN206268418U - A kind of gearbox designs that can reduce noise - Google Patents
A kind of gearbox designs that can reduce noise Download PDFInfo
- Publication number
- CN206268418U CN206268418U CN201621396269.7U CN201621396269U CN206268418U CN 206268418 U CN206268418 U CN 206268418U CN 201621396269 U CN201621396269 U CN 201621396269U CN 206268418 U CN206268418 U CN 206268418U
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- Prior art keywords
- axle
- bearing
- noise
- support
- clutch shaft
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Abstract
The utility model is related to a kind of gearbox designs that can reduce noise of automatic gear-box technical field, including the clutch shaft bearing acted on radial support, the clutch shaft bearing is located between axle and axle support base, the end face of the first end of the axle is provided with axially extending mounting hole, the axle support base is stretched into the mounting hole, and the clutch shaft bearing is set between the outer peripheral face of the axle support base and the inwall of the mounting hole;Also include that there is the second bearing of axial supporting role, the end face that the second bearing is located at the first end of axle carries out axial support to axle;Clutch shaft bearing has support force of the diametric(al) to axle, and second bearing has support of the axis direction to axle, can effectively reduce the noise level of gearbox, improves and drives impression.
Description
Technical field
The utility model is related to gearbox technical field, more particularly to a kind of can effectively reduce noise when gearbox works
Gearbox designs.
Background technology
With to car steering quality requirement improve constantly, people to the noise problem in vehicle travel process increasingly
Pay attention to, vehicle requirement of the people to gearbox also more and more higher under steam.Gearbox internals at work, such as gear,
Bearing etc., constantly produces vibratory impulse, has had a strong impact on the silence level in vehicle travel process, main in the prior art to use
The mode such as gear modification or speed changer outside covering sound-absorbing material reduces gearbox noise, and the mode of above-mentioned reduction noise is all
Exist clearly disadvantageous, gear modification is relatively costly, complex structure, outside covering sound-absorbing material can increase the volume of gearbox,
And more inconvenience is installed.
Utility model content
The utility model proposes a kind of noise level that can effectively reduce gearbox, that improves driving impression can reduce noise
Gearbox designs.
The technical solution of the utility model is:It is a kind of to reduce the gearbox designs of noise, including make with radial support
Clutch shaft bearing, the clutch shaft bearing is located between axle and axle support base, and the end face of the first end of the axle is provided with axial direction
The mounting hole of extension, the axle support base is stretched into the mounting hole, the outer peripheral face of the axle support base and the mounting hole
The clutch shaft bearing is set between inwall;Also include that there is the second bearing of axial supporting role, the second bearing is located at axle
The end face of first end axial support is carried out to axle.
Used as preferred technical scheme, the second bearing is located between the first end face of the axle and gear, the tooth
Wheel is rotatably installed on the axle support base.
Used as preferred technical scheme, the clutch shaft bearing is needle bearing.
Used as preferred technical scheme, the second bearing is needle roller thrust bearing.
As preferred technical scheme, sun gear support knot is provided between the axle and the sun gear being enclosed within outside the axle
Structure, the sun gear supporting construction includes being located at the axle is close between the first end of the axle and the sun gear the 3rd
Bearing, the 3rd bearing has axial supporting role, is provided between the axle and the sun gear with radial support effect
Support member.
Used as preferred technical scheme, the support member includes being located between one end of the sun gear and the axle
First copper sheathing, the first copper sheathing set is on the shaft.
Used as preferred technical scheme, the support member includes being located between the other end of the sun gear and the axle
The second copper sheathing, on the shaft, first copper sheathing is located at the side of the 3rd bearing to second copper sheathing set, described the
Two copper sheathings are located at the opposite side of the 3rd bearing.
The gearbox designs of noise can be reduced by adopting the above-described technical solution, a kind of, including is made with radial support
Clutch shaft bearing, the clutch shaft bearing is located between axle and axle support base, and the end face of the first end of the axle is provided with axial direction
The mounting hole of extension, the axle support base is stretched into the mounting hole, the outer peripheral face of the axle support base and the mounting hole
The clutch shaft bearing is set between inwall;Also include that there is the second bearing of axial supporting role, the second bearing is located at axle
The end face of first end axial support is carried out to axle;Clutch shaft bearing has support force of the diametric(al) to axle, and second bearing has
Support of the axis direction to axle, can effectively reduce the noise level of gearbox, improve and drive impression.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
As shown in figure 1, a kind of gearbox designs that can reduce noise, including the clutch shaft bearing 1 acted on radial support,
The clutch shaft bearing 1 is located between axle 2 and axle support base 3, and the end face of the first end of the axle 2 is provided with axially extending installation
Hole, the axle support base 3 is stretched into the mounting hole, between the outer peripheral face of the axle support base 3 and the inwall of the mounting hole
The clutch shaft bearing 1 is set;Also include the second bearing 5 with axial supporting role, the second bearing 5 is located at the of axle 2
The end face of one end carries out axial support to axle 2.Clutch shaft bearing has support force of the diametric(al) to axle, and second bearing has axis
Support of the direction to axle, can guarantee that the easy motion of axle, effectively reduce the noise level of gearbox, improves and drives impression.
In order to effectively using the space in gearbox, the second bearing 5 be located at the axle first end face and gear 6 it
Between, the gear 6 is rotatably installed on the axle support base 3.
Preferably, the clutch shaft bearing 1 is needle bearing.
The second bearing 5 is needle roller thrust bearing.
Sun gear supporting construction, the sun gear support are provided between the axle 2 and the sun gear 7 being enclosed within outside the axle 2
Structure includes being located at the 3rd bearing 8 that the axle 2 is close between the first end of the axle 2 and the sun gear 7, the described 3rd
Axle 8 is held with axial supporting role, supports the relative motion of sun gear and axle on the axis direction of axle, the axle 2 and described
The support member with radial support effect is provided between sun gear 7.The support member includes being located at the one of the sun gear 7
The first copper sheathing 9 between end and the axle 2, first copper sheathing 9 is enclosed within the axle 2.
The support member includes the second copper sheathing 10 being located between the other end of the sun gear 7 and the axle 2, described
Second copper sheathing 10 is enclosed within the axle 2, and first copper sheathing 9 is located at the side of the 3rd bearing 8, second copper sheathing 10
In the opposite side of the 3rd bearing 8.Shaking when the first copper sheathing and the second copper sheathing reduce relative motion between sun gear and axle
It is dynamic, reduce noise.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of gearbox designs that can reduce noise, it is characterised in that including the clutch shaft bearing acted on radial support, institute
State clutch shaft bearing to be located between axle and axle support base, the end face of the first end of the axle is provided with axially extending mounting hole, institute
State axle support base to stretch into the mounting hole, set described between the outer peripheral face of the axle support base and the inwall of the mounting hole
Clutch shaft bearing;Also include that there is the second bearing of axial supporting role, the second bearing is located at the end face pair of the first end of axle
Axle carries out axial support.
2. the gearbox designs of noise can be reduced as claimed in claim 1, it is characterised in that the second bearing is located at described
Between the first end face and gear of axle, the pinion rotation is arranged on the axle support base.
3. the gearbox designs of noise can be reduced as claimed in claim 1, it is characterised in that the clutch shaft bearing is needle roller axle
Hold.
4. the gearbox designs of noise can be reduced as claimed in claim 2, it is characterised in that the second bearing is rolled for thrust
Needle bearing.
5. the gearbox designs of noise can be reduced as claimed in claim 1, it is characterised in that the axle and be enclosed within outside the axle
Sun gear between be provided with sun gear supporting construction, the sun gear supporting construction includes that being located at the axle is close in the axle
3rd bearing between first end and the sun gear, the 3rd bearing has an axial supporting role, the axle and it is described too
The support member with radial support effect is provided between sun wheel.
6. the gearbox designs of noise can be reduced as claimed in claim 5, it is characterised in that the support member includes being located at
The first copper sheathing between one end of the sun gear and the axle, the first copper sheathing set is on the shaft.
7. the gearbox designs of noise can be reduced as claimed in claim 6, it is characterised in that the support member includes being located at
The second copper sheathing between the other end of the sun gear and the axle, second copper sheathing covers on the shaft, first bronze medal
Set is located at the opposite side of the 3rd bearing positioned at the side of the 3rd bearing, second copper sheathing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621396269.7U CN206268418U (en) | 2016-12-19 | 2016-12-19 | A kind of gearbox designs that can reduce noise |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621396269.7U CN206268418U (en) | 2016-12-19 | 2016-12-19 | A kind of gearbox designs that can reduce noise |
Publications (1)
Publication Number | Publication Date |
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CN206268418U true CN206268418U (en) | 2017-06-20 |
Family
ID=59047123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621396269.7U Active CN206268418U (en) | 2016-12-19 | 2016-12-19 | A kind of gearbox designs that can reduce noise |
Country Status (1)
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CN (1) | CN206268418U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106704559A (en) * | 2016-12-19 | 2017-05-24 | 盛瑞传动股份有限公司 | Transmission structure capable of reducing noise |
-
2016
- 2016-12-19 CN CN201621396269.7U patent/CN206268418U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106704559A (en) * | 2016-12-19 | 2017-05-24 | 盛瑞传动股份有限公司 | Transmission structure capable of reducing noise |
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