CN206845829U - A kind of automotive transfer case planetary structure differential mechanism - Google Patents
A kind of automotive transfer case planetary structure differential mechanism Download PDFInfo
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- CN206845829U CN206845829U CN201720426103.3U CN201720426103U CN206845829U CN 206845829 U CN206845829 U CN 206845829U CN 201720426103 U CN201720426103 U CN 201720426103U CN 206845829 U CN206845829 U CN 206845829U
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- planetary
- gear
- sun gear
- planet
- planetary gear
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Abstract
A kind of automotive transfer case planetary structure differential mechanism, it is mainly made up of planetary gearsets, planet axis, sun gear, planet carrier, the first described planetary gear empty set is in the first planet axis, second planetary gear empty set is in the second planet axis, two planet axis are separately fixed on the same circumference of component of the first planet carrier and the second planet carrier, and multigroup planetary gear and multigroup planet axis be present, the first described sun gear engages with the first planetary gear, and the second described sun gear engages with the second planetary gear;The first described planetary gear and the second planetary number of teeth are identical, and the first described sun gear and the number of teeth of the second sun gear are identical, and power inputs through the first planet carrier and the second planet carrier, is exported respectively by the first sun gear and the second sun gear, realize a point torsion ratio 1:1 differential output;It has it is rational in infrastructure compact, it is easy to use and reliable, do not influence product interchangeability, can improve bearing torque, reduce rotational noise, transmission capacity is higher, and transmission is more steady, the features such as.
Description
Technical field
The utility model relates to a kind of automotive transfer case planetary structure differential mechanism, belong to vehicle driveline
Gear drive part.
Background technology
Automotive transfer case product in the market, its differential design divide satellite differential(Divide and turn round ratio 1:2), cone
Gear differential mechanism(Divide and turn round ratio 1:1), above two differential mechanism the problem of interchangeability deficiency be present in same transfer case product, it is necessary to
Change transfer case body class.
The content of the invention
The purpose of this utility model is to overcome the shortcomings of the prior art, and offer is a kind of rational in infrastructure compact, makes
With convenient and reliable, product interchangeability is not influenceed, bearing torque can be improved, reduces rotational noise, transmission capacity is higher, and transmission is more
Steadily, a point torsion ratio 1 can be realized:1 automotive transfer case planetary structure differential mechanism.
The purpose of this utility model is completed by following technical solution, and a kind of automotive transfer case planetary structure is poor
Fast device, it is mainly made up of planetary gearsets, planet axis, sun gear, planet carrier, and the first described planetary gear empty set is first
In planet axis, for the second planetary gear empty set in the second planet axis, two planet axis are separately fixed at the first planet carrier 1 and the second row
On the same circumference of component of carrier, and multigroup planetary gear and multigroup planet axis, the first described sun gear and the first row be present
Star gear engages, and the second described sun gear engages with the second planetary gear.
As preferred:The first described planetary gear and identical, described the first sun gear of the second planetary number of teeth
Identical with the number of teeth of the second sun gear, power inputs through the first planet carrier and the second planet carrier, by the first sun gear and second too
Sun wheel exports respectively, realizes a point torsion ratio 1:1 differential output.
As preferred:The first described planetary gear engages with two planetary gears respectively, planetary gear respectively with two
Planetary gear engages, and inside configuration has that planetary gear is multigroup, planetary gear is multigroup, realizes dynamic branch.
The utility model eliminates gear ring part, have it is rational in infrastructure compact, it is easy to use and reliable, do not influence product exchange
Property, bearing torque can be improved, reduces rotational noise, transmission capacity is higher, and transmission is more steady, can realize a point torsion ratio 1:1 grade spy
Point.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is another structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail:Shown in Fig. 1, a kind of automobile described in the utility model point
Dynamic case planetary structure differential mechanism, it is mainly made up of planetary gearsets, planet axis, sun gear, planet carrier, described the first row
The empty set of star gear 3 is in the first planet axis 5, and for the empty set of the second planetary gear 4 in the second planet axis 6, two planet axis 5,6 are solid respectively
It is scheduled on the same circumference of component of the first planet carrier 1 and the second planet carrier 2, and multigroup planetary gear 3,4 and multigroup planet is present
Axle 5,6, the first described sun gear 7 are engaged with the first planetary gear 3, and the second described sun gear 8 is nibbled with the second planetary gear 4
Close.
Shown in figure, the first described planetary gear 3 first sun identical, described with the number of teeth of the second planetary gear 4
Wheel 7 is identical with the number of teeth of the second sun gear 8, and power inputs through the first planet carrier 1 and the second planet carrier 2, by the He of the first sun gear 7
Second sun gear 8 exports respectively, realizes a point torsion ratio 1:1 differential output.
Shown in Fig. 2, the first planetary gear 3 described in the utility model engages with two planetary gears 4 respectively, planetary gear
4 engage with two planetary gears 3 respectively, and inside configuration has that planetary gear 3 is multigroup, planetary gear 4 is multigroup, realize power point
Stream.
Claims (3)
1. a kind of automotive transfer case planetary structure differential mechanism, it is mainly by planetary gearsets, planet axis, sun gear, planet carrier
Composition, it is characterised in that the first described planetary gear(3)Empty set is in the first planet axis(5)On, the second planetary gear(4)Empty set
In the second planet axis(6)On, two planet axis(5、6)It is separately fixed at the first planet carrier(1)With the second planet carrier(2)Component it is same
On one circumference, and multigroup planetary gear be present(3、4)And multigroup planet axis(5、6), described the first sun gear(7)With the first row
Star gear(3)Engagement, the second described sun gear(8)With the second planetary gear(4)Engagement.
2. automotive transfer case according to claim 1 planetary structure differential mechanism, it is characterised in that the first described planet
Gear(3)With the second planetary gear(4)Identical, described the first sun gear of the number of teeth(7)With the second sun gear(8)Number of teeth phase
Together, power is through the first planet carrier(1)With the second planet carrier(2)Input, by the first sun gear(7)With the second sun gear(8)Respectively
Output, realize a point torsion ratio 1:1 differential output.
3. automotive transfer case according to claim 1 or 2 planetary structure differential mechanism, it is characterised in that described the first row
Star gear(3)Respectively with two planetary gears(4)Engagement, planetary gear(4)Respectively with two planetary gears(3)Engagement, structure
Planetary gear be present in inside(3)Multigroup, planetary gear(4)It is multigroup, realize dynamic branch.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720426103.3U CN206845829U (en) | 2017-04-21 | 2017-04-21 | A kind of automotive transfer case planetary structure differential mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720426103.3U CN206845829U (en) | 2017-04-21 | 2017-04-21 | A kind of automotive transfer case planetary structure differential mechanism |
Publications (1)
Publication Number | Publication Date |
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CN206845829U true CN206845829U (en) | 2018-01-05 |
Family
ID=60793797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720426103.3U Active CN206845829U (en) | 2017-04-21 | 2017-04-21 | A kind of automotive transfer case planetary structure differential mechanism |
Country Status (1)
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CN (1) | CN206845829U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111734789A (en) * | 2020-07-06 | 2020-10-02 | 南京清研易为新能源动力有限责任公司 | Single-stage large-speed-ratio tower-type planet row speed reducer |
CN114321318A (en) * | 2020-09-30 | 2022-04-12 | 比亚迪股份有限公司 | Multifunctional differential and automobile |
-
2017
- 2017-04-21 CN CN201720426103.3U patent/CN206845829U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111734789A (en) * | 2020-07-06 | 2020-10-02 | 南京清研易为新能源动力有限责任公司 | Single-stage large-speed-ratio tower-type planet row speed reducer |
CN114321318A (en) * | 2020-09-30 | 2022-04-12 | 比亚迪股份有限公司 | Multifunctional differential and automobile |
CN114321318B (en) * | 2020-09-30 | 2024-03-19 | 比亚迪股份有限公司 | Multifunctional differential mechanism and automobile |
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