CN207416548U - The anti-skidding drive axle of sleeve type - Google Patents
The anti-skidding drive axle of sleeve type Download PDFInfo
- Publication number
- CN207416548U CN207416548U CN201721556573.8U CN201721556573U CN207416548U CN 207416548 U CN207416548 U CN 207416548U CN 201721556573 U CN201721556573 U CN 201721556573U CN 207416548 U CN207416548 U CN 207416548U
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- China
- Prior art keywords
- gear
- axle
- sliding sleeve
- taper
- housing
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- 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.)
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Abstract
The utility model proposes the anti-skidding drive axles of sleeve type, including housing, input gear axle, driven gear, main differential mechanism, left half axle, right axle shaft, left sliding sleeve, right sliding sleeve, left half axle, right axle shaft coaxial line rolling support is in driving axle housing body, the gear part of input gear axle is located in Driving axle housing, the gear part of input gear axle often engages driven gear, and driven gear is fixedly connected with the differential casing of main differential mechanism；Technological core is：It is ingenious on the basis of improved to the housing of main differential mechanism in main differential mechanism sleeve type to be set to lock from structure（The structure set between left half axle gear, left sliding sleeve, the left shell half of differential casing, right sliding sleeve, left half axle gear）, dynamic realtime locking or the disengagement of left and right half gear and differential casing are realized using speed difference, left and right driving power rationally can be independently distributed, avoid left and right wheel-slip, not influence the left and right differential of automobile；The utility model possesses advantage simple in structure, easy to manufacture, that cost is small.
Description
Technical field
The utility model is related to the anti-skidding drive axles of the drive axle of automobile, especially sleeve type.
Background technology
Current automobile drive axle is mainly made of main reducing gear, differential mechanism and axle housing etc., differential mechanism substantially all using pair
Title formula cone planetary gear differential mechanism.Symmetrical bevel differential is mainly by differential carrier, cross, planetary gear, right half
Shaft gear, left half axle gear composition；Automobile drive axle is fixed on by the driven gear of main reducing gear on differential casing, is realized
Power inputs, then distributes rotating speed and torsion by differential mechanism, and this torsion pass mode is in the very poor road in road surface and ice and snow, muddy situation
Easily lose driving force down.
It is present with wheel-slip phenomenon in vehicle traveling process, influences travel safety and stability.Control vehicle at present
The mode of skidding has two kinds of electronic control and mechanical locking, and all there are certain drawbacks for both modes：Wheel is controlled electronically
Skidding ability can only achieve 30% or so of the difference of left and right two-wheeled attachment, so being only used for dilly；Mechanical locking is to adopt
With differential mechanical lock, the oversize vehicles such as bogie are generally used for；In locking differential, the ability of being driven through is mechanical lock
100%, it is important that locking differential cannot be oriented to, steering wheel operation failure, automobile can only take the air line, this is to track route
There are certain qualifications, mobility is very poor.The utility model patent of Publication No. CN101905650A discloses antiskid driver,
It is complicated, volume is big suitable for the automobile of big torsion, it is not easy to apply to miniature cross-country vehicle.
The content of the invention
The utility model proposes the anti-skidding drive axle of sleeve type, it is left and right not influence automobile for energy reasonable distribution left and right driving power
Differential, it is small, it is simple in structure, it is suitble to apply to miniature cross-country vehicle.
For this purpose, the technical solution of the utility model is：The anti-skidding drive axle of sleeve type, it is characterised in that：Including housing, input
Gear shaft, driven gear, main differential mechanism, left half axle, right axle shaft, left sliding sleeve, right sliding sleeve, housing is by Driving axle housing, input terminal
Housing connects and composes, left half axle, right axle shaft coaxial line rolling support in driving axle housing body, input gear axle along with left half axle and
The direction rolling support that the axis of right axle shaft is vertical is being inputted in end housing, and the gear part of input gear axle is located at Driving axle housing
In, the gear part of input gear axle often engages driven gear, and driven gear is fixedly connected with the differential casing of main differential mechanism；
Main differential mechanism includes differential casing, axis pin, planetary gear, left half axle gear, right axle shaft gear, differential casing
It is made of left shell half, right half-shell, right half-shell is conventional arc transition shape, and left shell half shape is a Circular Plate, and Circular Plate is equipped with
Centre bore is along the circumferential direction laid with the vestibule of multiple perforations on the side wall of left shell half, radially pacifies in the vestibule of left shell half
Fixed pin shaft is filled, planetary gear is sleeved on axis pin, and planetary gear is located in the vestibule of left shell half, planetary gear and left half axle tooth
Wheel, right axle shaft gear often engage, and the interior outer end of hole of left half axle gear and right axle shaft gear is equipped with internal spline, the outer circle of left half axle with
The internal spline of left half axle gear is sequentially connected, and the outer circle of right axle shaft is sequentially connected with the internal spline of right axle shaft gear；
Left half axle gear, the endoporus of left half axle gear are equipped with taper long keyway, and the centre bore both sides of left shell half are arranged with
The short keyway of taper, for left sliding sleeve in the taper long keyway of left half axle gear, right sliding sleeve is mounted in the long key of taper of right axle shaft gear
In slot, left sliding sleeve and the outside one end of right sliding sleeve are equipped with long key function part, and long key function part is connected with taper long keyway, left
The inner end of sliding sleeve and right sliding sleeve is equipped with short key function part, and the short keyway of taper of short key function part and left shell half coordinates, the long key of taper
The length of slot is 2-3 times of the short keyway length of taper, and using the characteristic of speed difference, left sliding sleeve or right sliding sleeve have in the process of running
Slip into or depart from left shell half the short keyway of taper state；When left half axle gear rotating speed is raised to abnormal, due to speed difference
Effect, makes left sliding sleeve be moved into left shell half centre bore, realizes locking, it is made to restore normal work；Similarly, when right axle shaft gear
When rotating speed is raised to abnormal, right sliding sleeve also has above-mentioned state；When normal differential, due to the effect of traction, left sliding sleeve,
Right sliding sleeve returns in situ, and left sliding sleeve, right sliding sleeve are located at left half axle gear, in the taper long keyway of right axle shaft gear.
Advantageous effect：The utility model by the housing to main differential mechanism it is improved on the basis of ingenious set in main differential mechanism
It puts sleeve type to lock from structure, dynamic realtime locking or the disengagement of left and right half gear and differential casing is realized using speed difference,
Left and right driving power rationally can be independently distributed, avoids left and right wheel-slip, does not influence the left and right differential of automobile；The utility model is also
Possesses advantage simple in structure, easy to manufacture, that cost is small.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure chart of right axle shaft gear in the utility model.
Fig. 3 is the structure chart of right sliding sleeve in the utility model.
Fig. 4 is the structure diagram of the utility model.
Specific embodiment
As shown in Figs 1-4, it is as follows to further describe the utility model：The anti-skidding drive axle of sleeve type, including housing, input tooth
Wheel shaft 3, driven gear 4, main differential mechanism 5, left half axle 8, right axle shaft 9, left sliding sleeve 6, right sliding sleeve 7, housing by Driving axle housing 2,
Input end housing 1 connects and composes, and left half axle 8,9 coaxial line rolling support of right axle shaft are in Driving axle housing 2, input gear axle 3
Along the direction rolling support vertical with the axis of left half axle 8 and right axle shaft 9 in input end housing 1, the gear of input gear axle 3
Portion is located in Driving axle housing 2, and the gear part of input gear axle 3 often engages driven gear 4, driven gear 4 and main differential mechanism 5
Differential casing is fixedly connected；
Main differential mechanism 5 includes differential casing, axis pin 5-4, planetary gear 5-3, left half axle gear 5-5, right axle shaft gear
5-6, differential casing are made of left shell half 5-1, right half-shell 5-2, and right half-shell 5-2 is conventional arc transition shape, left shell half 5-1
Shape is a Circular Plate, and Circular Plate is equipped with centre bore, multiple perforations are along the circumferential direction laid on the side wall of left shell half 5-1
Vestibule, radially mounted fixed pin shaft 5-4 in the vestibule of left shell half 5-1, planetary gear 5-3 be sleeved on axis pin, planet tooth
Wheel 5-3 is located in the vestibule of left shell half 5-1, and planetary gear 5-3 and left half axle gear 5-5, right axle shaft gear 5-6 are often engaged, left
The interior outer end of hole of axle shaft gear 5-5 and right axle shaft gear 5-6 are equipped with internal spline, and the outer circle of left half axle 8 is with left half axle gear 5-5's
Internal spline is sequentially connected, and the outer circle of right axle shaft 9 is sequentially connected with the internal spline of right axle shaft gear 5-6；
Left half axle gear 5-5, the endoporus of left half axle gear 5-6 are equipped with taper long keyway, the centre bore both sides of left shell half 5-1
The short keyway of taper is arranged with, for left sliding sleeve 6 in the taper long keyway of left half axle gear 5-5, right sliding sleeve 7 is mounted in right axle shaft tooth
In the taper long keyway for taking turns 5-6, the outside one end of left sliding sleeve 6 is equipped with long key function part, and the outside one end of right sliding sleeve 7 is equipped with long key
Function part 7-1, the long key function part of left sliding sleeve 6 and the long key function part symmetrical configuration of right sliding sleeve 7, long key function part and taper are long
Keyway is connected, and the inner end of left sliding sleeve 6 is equipped with short key function part, and the inner end of right sliding sleeve 7 is equipped with short key function part 7-2, left cunning
The short key function part of set 6 and the short key function part symmetrical configuration of right sliding sleeve 7, the short key of taper of short key function part and left shell half 5-1
Slot coordinates, and the length of taper long keyway is 2-3 times of the short keyway length of taper, using the characteristic of speed difference, in the process of running
Left sliding sleeve 6 or right sliding sleeve 7 have the state for the short keyway of taper for slipping into or departing from left shell half 5-1；When left half axle gear 5-5 rotating speed liters
To it is abnormal when, due to the effect of speed difference, left sliding sleeve 6 is made to be moved into left shell half 5-1 centre bores, realizes locking, make it multiple
Original normal work；Similarly, when right axle shaft gear rotational speed 5-6 is raised to abnormal, right sliding sleeve 7 also has above-mentioned state；When normal poor
When fast, due to the effect of traction, left sliding sleeve 6, right sliding sleeve 7 return to original position, and left sliding sleeve 6, right sliding sleeve 7 are located at left half axle tooth
5-5 is taken turns, in the taper long keyway of right axle shaft gear 5-6.
The technological core of the utility model is：By the housing to main differential mechanism it is improved on the basis of it is ingenious in main differential
In device sleeve type is set to lock from structure（Left half axle gear 5-5, left sliding sleeve 6, the left shell half 5-1 of differential casing, right sliding sleeve 7, a left side
The structure set between axle shaft gear 5-6）, utilize speed difference realization left and right half gear and the dynamic realtime of differential casing
Locking or disengagement rationally can independently distribute left and right driving power, avoid left and right wheel-slip, not influence the left and right differential of automobile.
Claims (1)
1. the anti-skidding drive axle of sleeve type, it is characterised in that：Including housing, input gear axle, driven gear, main differential mechanism, left half
Axis, right axle shaft, left sliding sleeve, right sliding sleeve, housing are connected and composed by Driving axle housing, input end housing, left half axle, and right axle shaft is coaxial
Line rolling support is in driving axle housing body, the input gear axle edge direction rolling support vertical with the axis of left half axle and right axle shaft
In input end housing, the gear part of input gear axle is located in Driving axle housing, and the gear part of input gear axle often engages quilt
Moving gear, driven gear are fixedly connected with the differential casing of main differential mechanism；
Main differential mechanism includes differential casing, axis pin, planetary gear, and left half axle gear, right axle shaft gear, differential casing is by a left side
Half-shell, right half-shell composition, right half-shell are conventional arc transition shape, and left shell half shape is a Circular Plate, and Circular Plate is equipped with center
Hole, is along the circumferential direction laid with the vestibule of multiple perforations on the side wall of left shell half, radially mounted solid in the vestibule of left shell half
Rationed marketing axis, planetary gear are sleeved on axis pin, and planetary gear is located in the vestibule of left shell half, planetary gear and left half axle gear,
Right axle shaft gear often engages, and the interior outer end of hole of left half axle gear and right axle shaft gear is equipped with internal spline, outer circle and the left side of left half axle
The internal spline of axle shaft gear is sequentially connected, and the outer circle of right axle shaft is sequentially connected with the internal spline of right axle shaft gear；
Left half axle gear, the endoporus of left half axle gear are equipped with taper long keyway, and the centre bore both sides of left shell half are arranged with taper
Short keyway, in the taper long keyway of left half axle gear, right sliding sleeve is mounted in the taper long keyway of right axle shaft gear left sliding sleeve,
Left sliding sleeve and the outside one end of right sliding sleeve are equipped with long key function part, and long key function part is connected with taper long keyway, left sliding sleeve
And the inner end of right sliding sleeve is equipped with short key function part, the short keyway of taper of short key function part and left shell half coordinates, taper long keyway
Length is 2-3 times of the short keyway length of taper, and using the characteristic of speed difference, left sliding sleeve or right sliding sleeve slip into the process of running
Or depart from the state of the short keyway of taper of left shell half；When left half axle gear rotating speed is raised to abnormal, due to the effect of speed difference,
Left sliding sleeve is made to be moved into left shell half centre bore, realizes locking, it is made to restore normal work；Similarly, when right axle shaft gear rotational speed
When being raised to abnormal, right sliding sleeve also has above-mentioned state；When normal differential, due to the effect of traction, left sliding sleeve, right cunning
Set returns in situ, and left sliding sleeve, right sliding sleeve are located at left half axle gear, in the taper long keyway of right axle shaft gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556573.8U CN207416548U (en) | 2017-11-21 | 2017-11-21 | The anti-skidding drive axle of sleeve type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556573.8U CN207416548U (en) | 2017-11-21 | 2017-11-21 | The anti-skidding drive axle of sleeve type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207416548U true CN207416548U (en) | 2018-05-29 |
Family
ID=62303682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721556573.8U Withdrawn - After Issue CN207416548U (en) | 2017-11-21 | 2017-11-21 | The anti-skidding drive axle of sleeve type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207416548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839477A (en) * | 2017-11-21 | 2018-03-27 | 十堰戎马汽车特种传动有限公司 | The anti-skidding drive axle of sleeve type |
-
2017
- 2017-11-21 CN CN201721556573.8U patent/CN207416548U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839477A (en) * | 2017-11-21 | 2018-03-27 | 十堰戎马汽车特种传动有限公司 | The anti-skidding drive axle of sleeve type |
| CN107839477B (en) * | 2017-11-21 | 2023-09-26 | 十堰戎马汽车特种传动有限公司 | Sliding sleeve type anti-slip driving axle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180529 Effective date of abandoning: 20230926 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180529 Effective date of abandoning: 20230926 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |