CN209654580U - A kind of differential gear - Google Patents
A kind of differential gear Download PDFInfo
- Publication number
- CN209654580U CN209654580U CN201920331387.7U CN201920331387U CN209654580U CN 209654580 U CN209654580 U CN 209654580U CN 201920331387 U CN201920331387 U CN 201920331387U CN 209654580 U CN209654580 U CN 209654580U
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- CN
- China
- Prior art keywords
- lower cover
- end cover
- cover
- gear
- differential
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Abstract
The utility model belongs to differential art field, in particular a kind of differential gear, including upper end cover and lower cover, the upper end cover and lower cover are bolted to connection, input gear is rotatably connected on the inside of the lower cover, the inside of the upper end cover and lower cover is equipped with differential driven gear, and the surface of the differential driven gear is welded with connection framework, and the differential driven gear and connection framework are rotatably connected to output shaft；By the oil absorbent material for being fixed on upper end cover and lower end interior surface, positioning wedged block is fastened on the inside of locating groove simultaneously, worker is reduced when assembling differential mechanism, oil absorbent material is mounted on the convenience of upper end cover and lower end interior surface, the sound-proof foam glass plate installed between oil absorbent material and lower cover between oil absorbent material and upper end cover simultaneously, so that the extra lubricating oil inside upper end cover and lower cover is absorbed by sound-proof foam glass plate, avoid filling inside upper end cover and lower cover excessive lubricating oil it is excessive caused by waste.
Description
Technical field
The utility model belongs to differential art field, and in particular to a kind of differential gear.
Background technique
Differential mechanism can make left and right driving wheel realize the mechanism rotated with different rotating speeds, mainly by left and right axle shaft gear, two
A planetary gear and tooth rest composition, be when automobile turning travel or on uneven road surface when driving, make left and right wheels with difference
Revolving speed rolls, and guarantees that two sides driving wheel makees PURE ROLLING, when the gear inside differential mechanism rotates, the lubricating oil of inside filling
Excessive to be easy to be lost outward, lubricating oil is very few, increases the wear problem when engagement of differential mechanism internal gear.
Utility model content
To solve the above-mentioned problems in the prior art, the utility model provides a kind of differential gear, has profit
It is sliding to there is filling is excessive to absorb by oil absorbent material, while the feature that differential mechanism inner sealing performance is good.
To achieve the above object, the utility model provides the following technical solutions: a kind of differential gear, including upper end cover and
Lower cover, the upper end cover and lower cover are bolted to connection, and are rotatably connected to input gear on the inside of the lower cover,
The inside of the upper end cover and lower cover is equipped with differential driven gear, and the surface of the differential driven gear is welded with connection frame
Frame, the differential driven gear and connection framework are rotatably connected to output shaft, and the inner rotation of the connection framework is connected with
Planetary gear, one end of the output shaft are rotatably connected to center shaft gear, and the center shaft gear is meshed with planetary gear,
The inner surface of the upper end cover and lower cover is bonded with oil absorbent material, and the inner surface of the oil absorbent material is equipped with sound-proof foam glass
Plate, integrally formed with positioning wedged block, the inner surface of the upper end cover and lower cover is opened for the end of the sound-proof foam glass plate
Equipped with locating groove, the positioning wedged block is fastened on the inside of locating groove.
As a kind of optimal technical scheme of the utility model, the upper end cover and the engaging of lower cover junction have bearing,
The bearing is connected to the outside of output shaft, and the upper end cover and lower cover are bonded with oil removal rubber close to the inner surface of bearing
Ring.
As a kind of optimal technical scheme of the utility model, the oil removal rubber ring is cyclic structure, the oil removal rubber
There are four anchor rings for the inner surface integrated molding of rubber ring, and the integrally formed anchor ring of oil removal rubber ring inner surface is tightly attached to defeated
The outer surface of shaft.
As a kind of optimal technical scheme of the utility model, the connection framework is U-shaped structure, in the connection framework
There are two the center shaft gear and planetary gear of portion's installation are respectively provided with, one end of two center shaft gears is respectively and fixedly provided with one
Output shaft.
As a kind of optimal technical scheme of the utility model, the positioning wedged block and locating groove are T-shaped structure.
As a kind of optimal technical scheme of the utility model, the locating groove of the upper end cover and lower cover one end is opened altogether
There are six if, six locating groove equidistantly distributeds.
As a kind of optimal technical scheme of the utility model, the upper end cover, lower cover, sound-proof foam glass plate and suction
Oily cotton is hemispherical dome structure.
Compared with prior art, the utility model has the beneficial effects that
1, the oil absorbent material of upper end cover and lower end interior surface, while positioning card are fixed on by positioning wedged block and locating groove
Block is fastened on the inside of locating groove, reduces worker when assembling differential mechanism, oil absorbent material is mounted on upper end cover and lower cover
The convenience of inner surface, while the sound-proof foam glass installed between oil absorbent material and lower cover between oil absorbent material and upper end cover
Plate avoids upper end cover under so that the extra lubricating oil inside upper end cover and lower cover is absorbed by sound-proof foam glass plate
Cover internal fill excessive lubricating oil it is excessive caused by waste.
2, the Bearing inner rotation that output shaft engages between upper end cover and lower cover, while upper end cover and lower cover are close
The oil removal rubber ring of the inner surface bonding of bearing, so that the integrally formed anchor ring of oil removal rubber ring inner surface is close to output shaft
Outer surface, increases the airtightness that bearing is contacted with output shaft, and the lubricating oil reduced inside upper end cover and lower cover is excessive.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of the section structure of the utility model；
Fig. 3 is upper end cover, lower cover and the output shaft attachment structure schematic diagram in the utility model；
Fig. 4 is the enlarged structure schematic diagram in Fig. 3 at B；
Fig. 5 is positioning wedged block, locating groove and the oil removal rubber ring side structure schematic view in the utility model；
Fig. 6 is the schematic diagram of the section structure of line A-A in Fig. 2；
In figure: 1, upper end cover；2, lower cover；3, input gear；4, output shaft；5, differential driven gear；6, connection framework；
7, center shaft gear；8, planetary gear；9, sound-proof foam glass plate；10, oil absorbent material；11, positioning wedged block；12, locating groove；
13, oil removal rubber ring；14, bearing.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment
Please refer to Fig. 1-6, the utility model the following technical schemes are provided: a kind of differential gear, including upper end cover 1 and under
End cap 2, upper end cover 1 and lower cover 2 are bolted to connection, and the inside of lower cover 2 is rotatably connected to input gear 3, upper end
The inside of lid 1 and lower cover 2 is equipped with differential driven gear 5, and the surface of differential driven gear 5 is welded with connection framework 6, differential
Driven gear 5 and connection framework 6 are rotatably connected to output shaft 4, and the inner rotation of connection framework 6 is connected with planetary gear 8, defeated
One end of shaft 4 is rotatably connected to center shaft gear 7, and center shaft gear 7 is meshed with planetary gear 8, upper end cover 1 and lower cover
2 inner surface is bonded with oil absorbent material 10, and the inner surface of oil absorbent material 10 is equipped with sound-proof foam glass plate 9, sound-proof foam glass
Integrally formed with positioning wedged block 11, the inner surface of upper end cover 1 and lower cover 2 offers locating groove 12 for the end of plate 9, positions
Fixture block 11 is fastened on the inside of locating groove 12.
In the present embodiment, 2 inner surface of upper end cover 1 and lower cover is fixed on by positioning wedged block 11 and locating groove 12
Oil absorbent material 10, while positioning wedged block 11 is fastened on the inside of locating groove 12, worker is reduced when assembling differential mechanism, oil suction
Cotton 10 is mounted on the convenience of 2 inner surface of upper end cover 1 and lower cover, at the same between oil absorbent material 10 and upper end cover 1 with oil absorbent material 10
The sound-proof foam glass plate 9 installed between lower cover 2, so that the extra lubricating oil inside upper end cover 1 and lower cover 2 passes through
Sound-proof foam glass plate 9 absorbs, avoid filling inside upper end cover 1 and lower cover 2 excessive lubricating oil it is excessive caused by waste.
Specifically, upper end cover 1 and the engaging of 2 junction of lower cover have bearing 14, bearing 14 is connected to the outside of output shaft 4,
Upper end cover 1 and lower cover 2 are bonded with oil removal rubber ring 13 close to the inner surface of bearing 14, and oil removal rubber ring 13 is cyclic structure,
The inner surface of oil removal rubber ring 13 is integrally formed there are four anchor ring, and the integrally formed anchor ring of 13 inner surface of oil removal rubber ring is tight
It is attached to the outer surface of output shaft 4.
In the present embodiment, 14 inner rotation of bearing that output shaft 4 engages between upper end cover 1 and lower cover 2, while upper end
The oil removal rubber ring 13 that lid 1 and lower cover 2 are bonded close to the inner surface of bearing 14 so that 13 inner surface of oil removal rubber ring one at
The anchor ring of type is close to the outer surface of output shaft 4, increases the airtightness that bearing 14 is contacted with output shaft 4, reduces upper end cover 1
It is excessive with the lubricating oil inside lower cover 2.
Specifically, connection framework 6 is U-shaped structure, the center shaft gear 7 and planetary gear 8 installed inside connection framework 6 are equal
There are two settings, and one end of two center shaft gears 7 is respectively and fixedly provided with an output shaft 4.
In the present embodiment, the center shaft gear that is, while being installed inside connection framework 6 by the connection framework 6 of U-shaped structure
7 and there are two planetary gear 8 is respectively provided with, increase the stability of center shaft gear 7 and the intermeshing rotation of planetary gear 8.
Specifically, positioning wedged block 11 and locating groove 12 are T-shaped structure.
In the present embodiment, by being the positioning wedged block 11 and locating groove 12 of T-shaped structure, positioning wedged block 11 is increased
The stability being fastened on inside locating groove 12.
Specifically, there are six the locating groove 12 of 2 one end of upper end cover 1 and lower cover opens up altogether, six locating grooves 12 etc.
Spacing distribution.
In the present embodiment, by six locating grooves 12 of equidistantly distributed, improves oil absorbent material 10 and be mounted on upper end cover 1
With the stability inside lower cover 2.
Specifically, upper end cover 1, lower cover 2, sound-proof foam glass plate 9 and oil absorbent material 10 are hemispherical dome structure.
In the present embodiment, by the upper end cover 1, lower cover 2, sound-proof foam glass plate 9 and the oil suction that are hemispherical dome structure
Cotton 10, improves sound-proof foam glass plate 9 and oil absorbent material 10 is mounted on convenience inside upper end cover 1 and lower cover 2.
The working principle and process for using of the utility model: when assembling differential mechanism, worker bonds sound-proof foam glass plate 9
In the inner surface of upper end cover 1 and lower cover 2, and oil absorbent material 10 is fitted in the inner surface of sound-proof foam glass plate 9, at this time oil suction
The integrally formed positioning wedged block 11 in 10 end of cotton is fastened on the inside of locating groove 12, and oil removal rubber ring 13 is socketed in output shaft
4 outside is fastened on one end of output shaft 4 in bearing 14, so that the bearing 14 of 4 outer surface of output shaft engaging is mounted on upper end cover
Between 1 and lower cover 2, the inner surface of 2 end of upper end cover 1 and lower cover is close to the outer surface of oil removal rubber ring 13 at this time.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of differential gear, including upper end cover (1) and lower cover (2), it is characterised in that: the upper end cover (1) and lower end
Lid (2) is bolted to connection, and is rotatably connected to input gear (3) on the inside of the lower cover (2), the upper end cover (1)
It is equipped with differential driven gear (5) with the inside of lower cover (2), the surface of the differential driven gear (5) is welded with connection frame
Frame (6), the differential driven gear (5) and connection framework (6) are rotatably connected to output shaft (4), the connection framework (6)
Inner rotation is connected with planetary gear (8), and one end of the output shaft (4) is rotatably connected to center shaft gear (7), the center
Shaft gear (7) is meshed with planetary gear (8), and the inner surface of the upper end cover (1) and lower cover (2) is bonded with oil absorbent material
(10), the inner surface of the oil absorbent material (10) is equipped with sound-proof foam glass plate (9), the end of the sound-proof foam glass plate (9)
Integrally formed with positioning wedged block (11), the inner surface of the upper end cover (1) and lower cover (2) offers locating groove in portion
(12), the positioning wedged block (11) is fastened on the inside of locating groove (12).
2. a kind of differential gear according to claim 1, it is characterised in that: the upper end cover (1) and lower cover (2) are even
The place's of connecing engaging has bearing (14), and the bearing (14) is connected to the outside of output shaft (4), the upper end cover (1) and lower cover (2)
Inner surface close to bearing (14) is bonded with oil removal rubber ring (13).
3. a kind of differential gear according to claim 2, it is characterised in that: the oil removal rubber ring (13) is cyclic annular knot
Structure, there are four anchor ring, oil removal rubber ring (13) inner surfaces one for the inner surface integrated molding of the oil removal rubber ring (13)
Body formed anchor ring is tightly attached to the outer surface of output shaft (4).
4. a kind of differential gear according to claim 1, it is characterised in that: the connection framework (6) is U-shaped structure,
There are two the center shaft gear (7) and planetary gear (8) installed inside the connection framework (6) are respectively provided with, two centers
One end of shaft gear (7) is respectively and fixedly provided with an output shaft (4).
5. a kind of differential gear according to claim 1, it is characterised in that: the positioning wedged block (11) and locating groove
It (12) is T-shaped structure.
6. a kind of differential gear according to claim 1, it is characterised in that: the upper end cover (1) and lower cover (2) one
There are six the locating groove (12) at end opens up altogether, six locating groove (12) equidistantly distributeds.
7. a kind of differential gear according to claim 1, it is characterised in that: the upper end cover (1), lower cover (2), every
Sound foam glass board (9) and oil absorbent material (10) are hemispherical dome structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920331387.7U CN209654580U (en) | 2019-03-15 | 2019-03-15 | A kind of differential gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920331387.7U CN209654580U (en) | 2019-03-15 | 2019-03-15 | A kind of differential gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654580U true CN209654580U (en) | 2019-11-19 |
Family
ID=68527242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920331387.7U Expired - Fee Related CN209654580U (en) | 2019-03-15 | 2019-03-15 | A kind of differential gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209654580U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113145273A (en) * | 2021-04-06 | 2021-07-23 | 李玛莉 | Automatic anti-sticking stone crusher for open-pit mining |
| CN113958681A (en) * | 2021-09-28 | 2022-01-21 | 东风汽车零部件(集团)有限公司刃量具分公司 | Large helical angle gear type limited slip differential |
| CN113958681B (en) * | 2021-09-28 | 2024-05-28 | 东风汽车零部件(集团)有限公司刃量具分公司 | Large helical angle gear type limited slip differential |
-
2019
- 2019-03-15 CN CN201920331387.7U patent/CN209654580U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113145273A (en) * | 2021-04-06 | 2021-07-23 | 李玛莉 | Automatic anti-sticking stone crusher for open-pit mining |
| CN113958681A (en) * | 2021-09-28 | 2022-01-21 | 东风汽车零部件(集团)有限公司刃量具分公司 | Large helical angle gear type limited slip differential |
| CN113958681B (en) * | 2021-09-28 | 2024-05-28 | 东风汽车零部件(集团)有限公司刃量具分公司 | Large helical angle gear type limited slip differential |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191119 Termination date: 20210315 |