CN2670673Y - Series differential transmission device - Google Patents
Series differential transmission device Download PDFInfo
- Publication number
- CN2670673Y CN2670673Y CNU2003201307832U CN200320130783U CN2670673Y CN 2670673 Y CN2670673 Y CN 2670673Y CN U2003201307832 U CNU2003201307832 U CN U2003201307832U CN 200320130783 U CN200320130783 U CN 200320130783U CN 2670673 Y CN2670673 Y CN 2670673Y
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- CN
- China
- Prior art keywords
- gear
- actuation gear
- casing
- axle
- differential
- 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 relates to a series differential transmission device, comprising a differential gear and a power dispenser. The shell of the differential gear is provided with a front axial hole and an end axial hole. Two to four small axial holes are arranged vertically to the axial lines of the two axial holes. A power input-gear is fixedly connected with the shell of the differential gear. The both ends of the differential gear shell are supported on a box body by two bearings. A planet gear shaft is arranged on the small axial holes of the differential gear shell. The planet gear shaft is provided with a planetary gear, which is engaged with a left and a right half axis gears. The left and the right half axis gears are conical and are supported on the differential gear shell and the box body, respectively driving the gears which drive the vehicle wheels at the same side. The differential gear is adopted to realize the driving operation of the four vehicle wheels, to prevent the slide of the wheels and enhance the passing ability of the vehicles.
Description
Technical field
The utility model relates to a kind of vehicle transmission gear, is meant a kind of four-wheel drive differential mechanism especially.
Background technique
At present, most of four-wheel drive vehicle is installed two differential mechanisms and is realized the cruising of vehicle at bend, but when travelling on abominable road surface such as ice and snow, mire, marsh, another wheel of wheel slip just loses driving force, as respectively having one to trackslip, vehicle just can't travel during front and back drove.
Summary of the invention
The purpose of this utility model is to provide a kind of series connection differential driver, it adopts a differential mechanism to realize the driving of four wheels of vehicle, prevents wheel-slip, further strengthens the passing capacity of vehicle, it is simple in structure, reliable, can simplify the structure of whole vehicle.
The purpose of this utility model is achieved in that
A kind of series connection differential driver, it comprises differential mechanism and power distribution device, described differential mechanism comprises: power input gear, differential casing, planetary pinion, planet pin, the right axle shaft gear, left half axle gear, casing, differential casing is provided with front end axis hole and terminal axis hole, be provided with two to four little axis holes perpendicular to the diaxon axially bored line, power input gear is fixedlyed connected with differential casing, the two ends of differential casing are bearing on the casing by two bearings, planet pin is installed on the little axis hole of differential casing, planetary pinion is installed on the planet pin, with a left side, the right axle shaft gear, engagement, a left side, the right axle shaft gear, be taper, all be bearing on differential casing and the casing.
Described power distribution device comprises: right actuation gear, right back actuation gear, right back live axle, right front actuation gear, free wheel device, right front live axle, flange disk, left actuation gear, left back actuation gear, left back live axle, left drive gear, free wheel device, left drive axle, flange disk; Be installed with left actuation gear on the right axle shaft gear, left side actuation gear and left back actuation gear often mesh, left back actuation gear is fixedlyed connected with the left back live axle of powered vehicle left side trailing wheel, left back live axle is bearing on the casing by two bearings, left back actuation gear often meshes with the left drive gear, the left drive axle is bearing on the casing by two bearings, the fixedly connected flange disk of its output terminal; Be installed with right actuation gear on the left half axle gear, right actuation gear and right back actuation gear often mesh, right back actuation gear is fixedlyed connected with the right back live axle of powered vehicle right side rear wheel, right back live axle is bearing on the casing by two bearings, right back actuation gear often meshes with right front actuation gear, right front live axle is bearing on the casing by two bearings, the fixedly connected flange disk of its output terminal.
Free wheel device is installed between the left drive axle of left drive gear and powered vehicle left side front-wheel, and free wheel device is installed between the right front live axle of right front actuation gear and powered vehicle right side front wheel.Described fixedly connected mode is one of key, gear, pin, profile Placement.
The utility model has following advantage and good effect:
The power of vehicle homonymy wheel comes from the same differential gear of differential mechanism, and therefore, this structure has realized the homonymy interlock, and differential still can be arranged between the wheel of both sides, can differential again can be anti-skidding, do not influence the turning of vehicle, wheel can not trackslip yet.Satisfied the requirement of travelling of vehicle to greatest extent, this device is a kind of more satisfactory device that is suitable for system of vehicle transmission.
Situation when being furnished with this arrangement vehicle and under abominable road conditions, travelling: during as a wheel-slip according to this structural analysis, therefore the power of other three-wheels do not lost, still can drive to advance: when two wheel-slips lose adhesion, do not influence two other wheel, can drive equally to advance.Another characteristics are: slip wheel can not fly to change, and is exactly because the effect of this differential mechanism.
The utility model can improve engine power and utilization ratio greatly, improves vehicle and travels and passing capacity under abominable road conditions.
Description of drawings
Fig. 1 is the utility model embodiment's a sectional view.
Embodiment
Describe the utility model in detail below in conjunction with drawings and Examples.
A kind of series connection differential driver, it comprises: power input gear 1, differential casing 2, planetary pinion 3, planet pin 4, right axle shaft gear 13, right actuation gear 6, right back actuation gear 7, right back live axle 8, right front actuation gear 9, free wheel device 10, right front live axle 11, flange disk 12, left half axle gear 5, left actuation gear 14, left back actuation gear 15, left back live axle 16, left drive gear 17, free wheel device 18, left drive axle 19, flange disk 20, casing 21 constitute differential mechanism and power distribution device.
Power input gear 1 is fixedlyed connected with differential casing 2 by bolt, differential casing 2 is bearing on the casing 21 by two bearings, the end of planet pin 4 is fixed on the differential casing 2, two to four planetary pinions 3 are installed on the planet pin 4, planetary pinion can be along with planet pin 4, differential casing 2 revolution, also can often mesh with left and right half gear 5,13 around planet pin 4 rotations.Right axle shaft gear 13 is bearing on differential casing 2 and the casing 21 by two bearings, fixedlys connected with left actuation gear 14.
Left side actuation gear 14 often meshes with left back actuation gear 15, left back actuation gear 15 is fixedlyed connected with the left back live axle 16 of powered vehicle left side trailing wheel, left back live axle 16 is bearing on the casing 21 by two bearings, left back actuation gear 15 often meshes with left drive gear 17, free wheel device 18 is installed between the left drive axle 19 of left drive gear 17 and powered vehicle left side front-wheel, left drive axle 19 is bearing on the casing 21 by two bearings, the fixedly connected flange disk 20 of its output terminal.
Left half axle gear 5 is bearing on differential casing 2 and the casing 21 by two bearings, fixedly connected with right actuation gear 6, right actuation gear 6 often meshes with right back actuation gear 7, right back actuation gear 7 is fixedlyed connected with the right back live axle 8 of powered vehicle right side rear wheel, right back live axle 8 is bearing on the casing 21 by two bearings, right back actuation gear 7 often meshes with right front actuation gear 9, free wheel device 10 is installed between the right front live axle 11 of right front actuation gear 9 and powered vehicle right side front wheel, right front live axle 11 is bearing on the casing 21 by two bearings, the fixedly connected flange disk 12 of its output terminal.
Working method is: power is exported into gear 1 and is driven differential casing 2, planet pin 4 rotations, and planetary pinion 3 drives 5,13 rotations of left and right half gear simultaneously along with planet pin 4 revolution.When the resistance that is subjected to when left and right half gear 5,13 did not wait, planetary pinion 3 will be the differential state around planet pin 4 rotations.Right axle shaft gear 13 is passed to left actuation gear 14 with power, makes its rotation.16 of left back gear shaft obtain power by the left back actuation gears 15 with left actuation gear 14 normal engagements, and left back gear shaft 16 is passed to power by corresponding transmission device the left back wheel of vehicle.Left drive gear 17 is along with left back actuation gear 15 rotations of normal engagement, and by the joint drive left drive axle 19 of free wheel device 18, left drive axle 19 is passed to front left wheel by fixedly connected flange disk 20 and corresponding transmission device with power.Left half axle gear 5 is passed to right actuation gear 6 with power, makes its rotation.8 of right back live axles obtain power by the right back actuation gears 7 with right actuation gear 6 normal engagements, and right back live axle 8 is passed to power by corresponding transmission device the right rear wheel of vehicle.Right front actuation gear 9 is along with right back actuation gear 7 rotations of normal engagement, joint by free wheel device 10 drives right front live axle 11, and right front live axle 11 is passed to power by fixedly connected flange disk 12 and corresponding transmission device the right front wheel of vehicle.
" transmission device " that is connected with wheel after the described power distribution device has multiple mode to realize, no longer repeated description for prior art.
Claims (4)
- One kind the series connection differential driver, it comprises differential mechanism and power distribution device, described differential mechanism comprises: power input gear (1), differential casing (2), planetary pinion (3), planet pin (4), right axle shaft gear (13), left half axle gear (5), casing (21), it is characterized in that: differential casing (2) is provided with front end axis hole and terminal axis hole, be provided with two to four little axis holes perpendicular to the diaxon axially bored line, power input gear (1) is fixedlyed connected with differential casing (2), the two ends of differential casing (2) are bearing on the casing (21) by two bearings, planet pin (4) is installed on the little axis hole of differential casing (2), planet pin (4) is gone up planetary pinion (3) is installed, with a left side, right axle shaft gear (5), (13) engagement, a left side, right axle shaft gear (5), (13) be taper, all be bearing on differential casing (2) and the casing (21).
- 2. series connection differential driver according to claim 1 is characterized in that: described power distribution device comprises: right actuation gear (6), right back actuation gear (7), right back live axle (8), right front actuation gear (9), free wheel device (10), right front live axle (11), flange disk (12), left actuation gear (14), left back actuation gear (15), left back live axle (16), left drive gear (17), free wheel device (18), left drive axle (19), flange disk (20);Be installed with left actuation gear (14) on the right axle shaft gear (13), left side actuation gear (14) and the normal engagement of left back actuation gear (15), left back actuation gear (15) is fixedlyed connected with the left back live axle (16) of powered vehicle left side trailing wheel, left back live axle (16) is bearing on the casing (21) by two bearings, left back actuation gear (15) is with the normal engagement of left drive gear (17), left drive axle (19) is bearing on the casing (21) by two bearings, the fixedly connected flange disk of its output terminal (20);Be installed with right actuation gear (6) on the left half axle gear (5), right actuation gear (6) and the normal engagement of right back actuation gear (7), right back actuation gear (7) is fixedlyed connected with the right back live axle (8) of powered vehicle right side rear wheel, right back live axle (8) is bearing on the casing (21) by two bearings, right back actuation gear (7) is with the normal engagement of right front actuation gear (9), right front live axle (11) is bearing on the casing (21) by two bearings, the fixedly connected flange disk of its output terminal (12).
- 3. series connection differential driver according to claim 1, it is characterized in that: free wheel device (18) is installed between the left drive axle (19) of left drive gear (17) and powered vehicle left side front-wheel, and free wheel device (10) is installed between the right front live axle (11) of right front actuation gear (9) and powered vehicle right side front wheel.
- 4. series connection differential driver according to claim 1 is characterized in that: described fixedly connected mode is one of key, gear, pin, profile Placement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201307832U CN2670673Y (en) | 2003-12-29 | 2003-12-29 | Series differential transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201307832U CN2670673Y (en) | 2003-12-29 | 2003-12-29 | Series differential transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2670673Y true CN2670673Y (en) | 2005-01-12 |
Family
ID=34477407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2003201307832U Expired - Fee Related CN2670673Y (en) | 2003-12-29 | 2003-12-29 | Series differential transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2670673Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089962A (en) * | 2013-01-07 | 2013-05-08 | 薛江涛 | Planet difference speed change mechanism |
-
2003
- 2003-12-29 CN CNU2003201307832U patent/CN2670673Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089962A (en) * | 2013-01-07 | 2013-05-08 | 薛江涛 | Planet difference speed change mechanism |
| CN103089962B (en) * | 2013-01-07 | 2017-02-08 | 薛江涛 | Planet difference speed change mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050112 Termination date: 20101229 |