CN209180310U - A kind of jackshaft retarder and the vehicle with it - Google Patents
A kind of jackshaft retarder and the vehicle with it Download PDFInfo
- Publication number
- CN209180310U CN209180310U CN201821675402.1U CN201821675402U CN209180310U CN 209180310 U CN209180310 U CN 209180310U CN 201821675402 U CN201821675402 U CN 201821675402U CN 209180310 U CN209180310 U CN 209180310U
- Authority
- CN
- China
- Prior art keywords
- inner hole
- input shaft
- roller gear
- jackshaft
- retarder
- 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.)
- Expired - Fee Related
Links
- 230000000903 blocking effect Effects 0.000 claims abstract description 20
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000005461 lubrication Methods 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 4
- 239000003638 chemical reducing agent Substances 0.000 abstract description 4
- 239000012208 gear oil Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000005245 sintering Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a kind of jackshaft retarder and with its vehicle, the jackshaft retarder includes input shaft and roller gear, the input shaft is inserted into the inner hole of the roller gear, Cylinder Gear neck bush is equipped between the inner hole and the input shaft, the side wall of the inner hole is fixedly installed the blocking mechanism for abutting to the front end face of the Cylinder Gear neck bush.The utility model solves main reducer of middle axle roller gear neck bush during the work time because of no axial limiting, neck bush is caused to be deviate from the process of running to input shaft step side direction vibration, it is interfered with input shaft roots level fillet, the problem of leading to gear oil not and can enter roller gear neck bush and input shaft diameter of axle cooperating face and wear, and then leading to the abrasion sintering of bushing rubbing surface insufficient lubrication.
Description
Technical field
The utility model relates to technical field of vehicle, more particularly to a kind of jackshaft retarder and with its vehicle.
Background technique
Roller gear neck bush in the prior art is in torque transmittance process, because roller gear inner hole is without axial limiting,
Neck bush is caused to be deviate under load effect to input shaft backstage terrace direction vibration, when roller gear neck bush is moved to input
When axis platform rank root fillet, interfered with input shaft step side root fillet, cause gear oil cannot by Thurst washer into
Enter roller gear neck bush to wear with input shaft diameter of axle cooperating face, and then leads to neck bush inner hole rubbing surface insufficient lubrication
The problem of abrasion sintering.
Thus, it is desirable to have a kind of technical solution come overcome or at least mitigate in the drawbacks described above of the prior art at least one
It is a.
Utility model content
The purpose of this utility model is to provide a kind of jackshaft retarders to overcome or at least mitigate the above-mentioned of the prior art
At least one of defect.
To achieve the above object, the utility model provides a kind of jackshaft retarder, and the jackshaft retarder includes input shaft
And roller gear, the input shaft are inserted into the inner hole of the roller gear, and circle is equipped between the inner hole and the input shaft
Column tooth neck bush, the side wall of the inner hole are fixedly installed the blocking mechanism for abutting to the front end face of the Cylinder Gear neck bush.
Further, the blocking mechanism includes the flange collar that the bore area of the roller gear is arranged in.
Further, the blocking mechanism includes the protrusion that the bore area of the roller gear is arranged in.
Further, the quantity of the protrusion is at least 1, and each protrusion is in the inner hole of the roller gear
The circumferentially-spaced arrangement of mandrel line.
Further, the inner hole of the blocking mechanism and the roller gear is integrally formed.
Further, development length range of the blocking mechanism along the central axial direction of the inner hole of the roller gear
It is 3mm to 10mm.
Further, the blocking mechanism relative to the roller gear bore area towards the central axis protrusion
Altitude range be 0.5mm to 3mm.
The utility model also provides a kind of jackshaft retarder, the Cylinder Gear including jackshaft retarder as described above
Wheel.
The utility model also provides a kind of vehicle, and described includes jackshaft retarder as described above.
The utility model solves main reducer of middle axle roller gear neck bush during the work time because of no axial limiting, leads
It causes neck bush to deviate from the process of running to input shaft step side direction vibration, is interfered with input shaft roots level fillet,
Lead to gear oil not and can enter roller gear neck bush to wear with input shaft diameter of axle cooperating face, and then leads to bushing friction
The problem of face insufficient lubrication abrasion sintering.
Detailed description of the invention
Fig. 1 is the structural representation of main reducer of middle axle roller gear provided by the utility model and related torsion pass component
Figure；
Fig. 2 is the structural schematic diagram of main reducer of middle axle roller gear and neck bush provided by the utility model.
Appended drawing reference:
Specific embodiment
In the accompanying drawings, same or similar element is indicated using same or similar label or there is same or like function
Element.The embodiments of the present invention are described in detail with reference to the accompanying drawing.
Term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", " perpendicular in the description of the present invention,
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as to scope of protection of the utility model
Limitation.
As depicted in figs. 1 and 2, jackshaft retarder provided by the present embodiment include input shaft 1, flange 2, roller gear 3,
Cross axle 8, planetary gear 9 and rear bevel gear 10, in which: input shaft 1 is used to the power that flange 2 is transmitted passing to cross axle 8.
Input shaft 1 successively has leading portion 12, step 11, middle section 13 and back segment 14 along center axis thereof, and leading portion 12 and middle section 13 are by step 11
It separates.It is set with flange 2 and first bearing 6 outside leading portion 12, flange 2 is locked at the leading portion of input shaft 1 by big nut 18 by flange 2
12.First bearing 6 is located between the leading flank 15 of step 11 and flange 2, and first bearing 6 is pressed to step by the rear end of flange 2
11 leading flank 15.The middle section 13 of input shaft 1 is inserted into the inner hole 31 of roller gear 3,16 matching of trailing flank of step 11
It is linked into the stepped hole of 3 front end of roller gear.Roller gear 3 is sleeved on outside the middle section 13 of input shaft 1.The trailing flank of step 11
In the groove for the front end face for being pressed axially into roller gear 3 to 16 matchings, and the trailing flank 16 of step 11 and roller gear 3
Front end face groove between be equipped with Thurst washer 5, Thurst washer 5 can slow down the trailing flank 16 of roller gear 3 Yu step 11
Friction when mutually rotating.Cross axle 8, planetary gear 9 and rear bevel gear 10 are placed in the cavity of inter-axle differential shell 7.Ten
Word axis 8 is connect by spline with the back segment 14 of input shaft 1, and the centre bore of planetary gear 9 is inserted in the diameter of axle of cross axle 8, planet tooth
Wheel 9 is engaged with rear bevel gear 10 and roller gear 3, and 7 inner surface of inter-axle differential shell and planetary gear 9 cooperate.
When work, power passes to input shaft 1 by flange 2, and input shaft 1 imparts power to cross axle 8, cross axle 8
Power is delivered separately to rear bevel gear 10 and roller gear 3 by planetary gear 9.Planetary gear 9 passes to rear bevel gear 10
When different with the torque of roller gear 3, planetary gear 9 is rotated around 8 diameter of axle of cross axle, and roller gear 3 is around 1 turn of input shaft
It is dynamic, realize differential.
Wherein: Cylinder Gear neck bush 4, the side of roller gear 3 are equipped between the inner hole 31 and input shaft 1 of roller gear 3
Wall is fixedly installed the blocking mechanism 32 for abutting to the front end face of Cylinder Gear neck bush 4.Inner hole of the present embodiment in roller gear 3
Blocking mechanism 32 is set on 31, to prevent the abjection of roller gear neck bush 4 and the 11 side root fillet 17 of step of input shaft 1 from occurring
Interference, roller gear neck bush 4 and 1 diameter of axle cooperating face of input shaft cannot be entered by Thurst washer 5 by avoiding gear oil
And it wears, and then avoid the problem that the rubbing surface insufficient lubrication abrasion sintering of the inner hole 31 of roller gear 3.
In one embodiment, blocking mechanism 32 includes the flange collar that 31 surface of inner hole of roller gear 3 is arranged in.In this way may be used
Circumferentially to stop to the axial movement of roller gear neck bush 4 entire.
In one embodiment, blocking mechanism 32 includes the protrusion that 31 surface of inner hole of roller gear 3 is arranged in.It is preferred that
Ground, the quantity of the protrusion are at least 1, and each protrusion is between the central axis circumferential direction of the inner hole of the roller gear 3
Every arrangement.Be conducive to mitigate whole weight in this way.
In one embodiment, the length that blocking mechanism 32 extends along the direction central axis O of the inner hole 31 of roller gear 3
Range is 3mm to 10mm.It both can effectively stop the axial movement of Cylinder Gear neck bush 4 in this way, and without limitation on blocking
The installation space of Cylinder Gear neck bush 4.
In one embodiment, blocking mechanism 32 relative to roller gear 3 31 surface of inner hole towards central axis O protrusion
Altitude range be 0.5mm to 3mm.
The utility model also provides a kind of vehicle, and the vehicle includes the jackshaft retarder as described in the various embodiments described above.
The utility model will be skillfully constructed using production, reduce roller gear neck bush and the input shaft diameter of axle cooperates
Work surface wear, and then neck bush inner hole rubbing surface insufficient lubrication is caused to wear the problem of being sintered.
Finally it is noted that above embodiments are only to illustrate the technical solution of the utility model, rather than it is limited
System.Those skilled in the art should understand that: it is possible to modify the technical solutions described in the foregoing embodiments, or
Person's equivalent replacement of some of the technical features；These are modified or replaceed, and do not make the essence of corresponding technical solution de-
Spirit and scope from various embodiments of the utility model technical solution.
Claims (8)
1. a kind of jackshaft retarder, which is characterized in that including input shaft (1) and roller gear (3), input shaft (1) insertion
To the inner hole (31) of the roller gear (3), Cylinder Gear neck bush is equipped between the inner hole (31) and the input shaft (1)
(4), the side wall of the inner hole (31) is fixedly installed the blocking mechanism for abutting to the front end face of the Cylinder Gear neck bush (4)
(32)。
2. jackshaft retarder as described in claim 1, which is characterized in that the blocking mechanism (32) includes being arranged in the circle
The flange collar on inner hole (31) surface of stud wheel (3).
3. jackshaft retarder as described in claim 1, which is characterized in that the blocking mechanism (32) includes being arranged in the circle
The protrusion on inner hole (31) surface of stud wheel (3).
4. jackshaft retarder as claimed in claim 3, which is characterized in that the quantity of the protrusion is at least 1, each described convex
Play the circumferentially-spaced arrangement of central axis of the inner hole (31) around the roller gear (3).
5. jackshaft retarder according to any one of claims 1 to 4, which is characterized in that the blocking mechanism (32) and institute
The inner hole (31) for stating roller gear (3) is integrally formed.
6. jackshaft retarder according to any one of claims 1 to 4, which is characterized in that the blocking mechanism (32) is along institute
The development length range for stating direction central axis (O) of the inner hole (31) of roller gear (3) is 3mm to 10mm.
7. jackshaft retarder according to any one of claims 1 to 4, which is characterized in that the blocking mechanism (32) is opposite
It is in the altitude range of inner hole (31) surface towards the protrusion of the central axis (O) of the inner hole (31) of the roller gear (3)
0.5mm to 3mm.
8. a kind of vehicle, which is characterized in that including the jackshaft retarder as described in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821675402.1U CN209180310U (en) | 2018-10-16 | 2018-10-16 | A kind of jackshaft retarder and the vehicle with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821675402.1U CN209180310U (en) | 2018-10-16 | 2018-10-16 | A kind of jackshaft retarder and the vehicle with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209180310U true CN209180310U (en) | 2019-07-30 |
Family
ID=67361357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821675402.1U Expired - Fee Related CN209180310U (en) | 2018-10-16 | 2018-10-16 | A kind of jackshaft retarder and the vehicle with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209180310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623377A (en) * | 2021-08-23 | 2021-11-09 | 山东蓬翔汽车有限公司 | Inner limiting double anti-drop interaxial differential structure assembly |
-
2018
- 2018-10-16 CN CN201821675402.1U patent/CN209180310U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623377A (en) * | 2021-08-23 | 2021-11-09 | 山东蓬翔汽车有限公司 | Inner limiting double anti-drop interaxial differential structure assembly |
| CN113623377B (en) * | 2021-08-23 | 2024-01-16 | 山东蓬翔汽车有限公司 | Internal limiting double-anti-drop interaxial differential mechanism structure assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 |