CN206000960U - A kind of limited-slip differential - Google Patents
A kind of limited-slip differential Download PDFInfo
- Publication number
- CN206000960U CN206000960U CN201621027120.1U CN201621027120U CN206000960U CN 206000960 U CN206000960 U CN 206000960U CN 201621027120 U CN201621027120 U CN 201621027120U CN 206000960 U CN206000960 U CN 206000960U
- Authority
- CN
- China
- Prior art keywords
- sun gear
- gear
- shaft
- fixedly connected
- axle sun
- 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
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Abstract
The utility model discloses a kind of limited-slip differential, including differential mechanism shell, the inside of differential mechanism shell is cavity, is installed with front axle sun gear in cavity, the upper/lower terminal of front axle sun gear is equipped with input/output component, and input/output component is made up of turbine, planetary gear and turbine wheel shaft.Limited-slip differential of the present utility model, by worm gear and the turbine wheel shaft of setting, turbine wheel shaft can be to worm gear transmitting torque, and worm gear imposes friction between teeth during moment of torsion to turbine wheel shaft and is more than transmitted moment of torsion, and cannot rotate, and antiskid function is realized with this, it is effectively reduced power and run off.
Description
Technical field
This utility model is related to differential art field, specially a kind of limited-slip differential.
Background technology
Open differential has a kind of drawback, that is, lead to due to wheel hanging dally, once there is similar situation,
Power is endlessly passed to by differential mechanism does not have resistant idle running wheel, and vehicle not only can not travel forward, substantial amounts of power
Also can run off.
Utility model content
The purpose of this utility model is to provide a kind of limited-slip differential, possesses structure simply, and structure connects accurate, solution
The power losing issue of limited-slip differential in prior art.
For achieving the above object, this utility model provides following technical scheme：
A kind of limited-slip differential, including differential mechanism shell, the inside of described differential mechanism shell is cavity, fixing peace in cavity
Equipped with front axle sun gear, described front axle sun gear is made up of internal gear and external gear, and internal gear is fixedly mounted on external gear
In inwall, the side of front axle sun gear sets front propeller shaft, and one end of described front propeller shaft is fixedly connected with front axle sun gear, another
End is fixedly connected with external input shaft, and the opposite side of front axle sun gear is provided with rear axle sun gear, described rear axle sun gear and front axle
The building block of sun gear is identical, is all made up of internal gear and external gear, and the side of rear axle sun gear is provided with inter-axle shaft, described
One end of inter-axle shaft is fixedly connected with rear axle sun gear, and the other end is fixedly connected with outside output shaft, front axle sun gear with after
The upper/lower terminal of axle sun gear is equipped with two groups of identical input/output components, and described input/output component is by turbine, planet
Gear and turbine wheel shaft composition, the gear teeth of described two groups of turbines are connected with the teeth groove engagement of front axle sun gear and rear axle sun gear, institute
State the two ends that planetary gear is located at turbine, and be fixedly connected by turbine wheel shaft, described turbine wheel shaft runs through planetary gear and turbine
Middle part, and be fixedly mounted on the inwall of fast device cavity pocket of outer cover.
Preferably, described differential mechanism shell is formed by nodular cast iron processing and fabricating.
Preferably, the external stability of described front propeller shaft is provided with protection axle sleeve, and the inside of protection axle sleeve is cavity, forward pass
Moving axis is placed in cavity.
Preferably, the end of described inter-axle shaft is provided with drive flange connector, and drive flange connector is fixedly connected on
On inter-axle shaft, and it is fixedly connected with outside output shaft by screw thread, flange.
Preferably, also it is installed with VCU watch-dog in the cavity of described differential mechanism shell, VCU watch-dog is integrated
Integrated control mode.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, limited-slip differential of the present utility model, by worm gear and the turbine wheel shaft of setting, turbine wheel shaft can transmit to worm gear
Moment of torsion, and worm gear imposes friction between teeth during moment of torsion to turbine wheel shaft and is more than transmitted moment of torsion, and cannot rotate, and come real with this
Existing antiskid function, is effectively reduced power and runs off.
2nd, limited-slip differential of the present utility model, by the VCU watch-dog of setting, can be to the working condition of limited-slip differential
It is monitored and records, and control the transport condition of vehicle, effectively keep the safety and steady of car two to travel.
Brief description
Fig. 1 is this utility model overall structure diagram；
Fig. 2 is this utility model input/output component schematic diagram.
In figure：1 differential mechanism shell, 2 front axle sun gears, 21 internal gears, 22 external gears, 3 front propeller shafts, 31 protection axle sleeves, 4
Rear axle sun gear, 5 inter-axle shafts, 51 drive flange connectors, 6 input output link, 61 turbines, 62 planetary gears, 63 turbines
Axle, 7 VCU watch-dogs.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1-2, a kind of limited-slip differential, including differential mechanism shell 1, differential mechanism shell 1 is processed by nodular cast iron
It is made, this material has suitable intensity and preferable toughness, and the inside of differential mechanism shell 1 is cavity, fixing in cavity
Front axle sun gear 2 is installed, front axle sun gear 2 is made up of internal gear 21 and external gear 22, and internal gear 21 fixedly mounts outside
In the inwall of gear 22, the side of front axle sun gear 2 sets front propeller shaft 3, and one end of front propeller shaft 3 is fixing with front axle sun gear 2
Connect, the other end is fixedly connected with external input shaft, the external stability of front propeller shaft 3 is provided with protection axle sleeve 31, protects axle sleeve
31 inside is cavity, and front propeller shaft 3 is placed in cavity, and the opposite side of front axle sun gear 2 is provided with rear axle sun gear 4, rear axle
Sun gear 4 is identical with the building block of front axle sun gear 2, is all made up of internal gear 21 and external gear 22, the one of rear axle sun gear 4
Side is provided with inter-axle shaft 5, and one end of inter-axle shaft 5 is fixedly connected with rear axle sun gear 4, and the other end is fixing with outside output shaft even
Connect, the end of inter-axle shaft 5 is provided with drive flange connector 51, and drive flange connector 51 is fixedly connected on inter-axle shaft 5,
And be fixedly connected with outside output shaft by screw thread, flange, front axle sun gear 2 is equipped with the upper/lower terminal of rear axle sun gear 4
Two groups of identical input/output components 6, input/output component 6 is made up of turbine 61, planetary gear 62 and turbine wheel shaft 63, two groups
The gear teeth of turbine 61 are connected with the teeth groove engagement of front axle sun gear 2 and rear axle sun gear 4, and planetary gear 62 is located at the two of turbine 61
End, and be fixedly connected by turbine wheel shaft 63, turbine wheel shaft 63 runs through planetary gear 62 and the middle part of turbine 61, and is fixedly mounted on speed
On the inwall of device shell 1 cavity, in the cavity of differential mechanism shell 1, also it is installed with VCU watch-dog 7, VCU watch-dog 7 is one
Body integrated control mode.
Limited-slip differential of the present utility model, contemporary transmissions axle 3 rotates and drives front axle sun gear 2 transmission to make the company of being engaged with
The worm gear 61 connecing and the rotation of turbine wheel shaft 63, by turbine wheel shaft 63 to worm gear 61 transmitting torque, and worm gear 61 is applied to turbine wheel shaft 63
Transmitted moment of torsion is more than with friction between teeth during moment of torsion, and cannot rotate, and antiskid function is realized with this, effectively reduce
Power loss.
Limited-slip differential of the present utility model, by the VCU watch-dog 7 of setting, can be to the working condition of limited-slip differential
It is monitored and records, and control the transport condition of vehicle, effectively keep the safety and steady of car two to travel.
In sum：Limited-slip differential of the present utility model, structure is simple, and structure connects precision, avoids wheel simultaneously
Idle running, substantial amounts of power runs off, and effectively keeps the safety and steady of car two to travel.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of limited-slip differential, including differential mechanism shell (1) it is characterised in that：The inside of described differential mechanism shell (1) is sky
Chamber, is installed with front axle sun gear (2), described front axle sun gear (2) is by internal gear (21) and external gear (22) group in cavity
Become, and internal gear (21) be fixedly mounted in the inwall of external gear (22), the side of front axle sun gear (2) sets front propeller shaft (3),
One end of described front propeller shaft (3) is fixedly connected with front axle sun gear (2), and the other end is fixedly connected with external input shaft, front axle
The opposite side of sun gear (2) is provided with rear axle sun gear (4), the building block of described rear axle sun gear (4) and front axle sun gear (2)
Identical, be all made up of internal gear (21) and external gear (22), the side of rear axle sun gear (4) is provided with inter-axle shaft (5), described after
One end of power transmission shaft (5) is fixedly connected with rear axle sun gear (4), and the other end is fixedly connected with outside output shaft, front axle sun gear
(2) it is equipped with two groups of identicals input/output component (6), described input/output structure with the upper/lower terminal of rear axle sun gear (4)
Part (6) is made up of turbine (61), planetary gear (62) and turbine wheel shaft (63), the gear teeth of described two groups of turbines (61) and the front axle sun
The teeth groove engagement of wheel (2) and rear axle sun gear (4) connects, and described planetary gear (62) is located at the two ends of turbine (61), and passes through
Turbine wheel shaft (63) is fixedly connected, and described turbine wheel shaft (63) runs through planetary gear (62) and the middle part of turbine (61), and fixedly mounts
On the inwall of fast device shell (1) cavity.
2. a kind of limited-slip differential according to claim 1 it is characterised in that：Described differential mechanism shell (1) is cast by ball milling
Ironworking is made.
3. a kind of limited-slip differential according to claim 1 it is characterised in that：The external stability of described front propeller shaft (3)
Protection axle sleeve (31) is installed, the inside of protection axle sleeve (31) is cavity, and front propeller shaft (3) is placed in cavity.
4. a kind of limited-slip differential according to claim 1 it is characterised in that：The end of described inter-axle shaft (5) is provided with
Drive flange connector (51), drive flange connector (51) is fixedly connected on inter-axle shaft (5), and passes through screw thread, flange
It is fixedly connected with outside output shaft.
5. a kind of limited-slip differential according to claim 1 it is characterised in that：In the cavity of described differential mechanism shell (1)
Also it is installed with VCU watch-dog (7), the integrated integrated control mode of VCU watch-dog (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621027120.1U CN206000960U (en) | 2016-08-30 | 2016-08-30 | A kind of limited-slip differential |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621027120.1U CN206000960U (en) | 2016-08-30 | 2016-08-30 | A kind of limited-slip differential |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206000960U true CN206000960U (en) | 2017-03-08 |
Family
ID=58193683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621027120.1U Expired - Fee Related CN206000960U (en) | 2016-08-30 | 2016-08-30 | A kind of limited-slip differential |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206000960U (en) |
-
2016
- 2016-08-30 CN CN201621027120.1U patent/CN206000960U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20170308 Termination date: 20180830 |