CN204647202U - A kind of equation motorcycle race special speed differential device - Google Patents
A kind of equation motorcycle race special speed differential device Download PDFInfo
- Publication number
- CN204647202U CN204647202U CN201520317503.1U CN201520317503U CN204647202U CN 204647202 U CN204647202 U CN 204647202U CN 201520317503 U CN201520317503 U CN 201520317503U CN 204647202 U CN204647202 U CN 204647202U
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- differential
- turbine
- worm screw
- planet
- worm
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Abstract
A kind of equation motorcycle race special speed differential device, comprise: worm screw, the planet turbine of the triangularity that is meshed between two is positioned at around worm screw, described planet turbine is engaged each other by the tooth of its both sides, is formed the mechanical limited-slip differential utilizing turbine and worm to interlock transmission by the helical teeth in the middle part of it and worm meshing; Planet turbine is fixed in differential casing by planet bearing pin, worm screw and three pairs of turbines engage each other and are fixed in differential casing, described worm screw is two of axially splicing, the planet turbine of corresponding three end-to-ends of each worm screw, form two triangle planet turbine groups be arranged in parallel, worm shaft is located to by being provided with anti-friction ring between differential casing, and two output shaft ends of differential casing are provided with needle bearing, and needle bearing and output shaft end are provided with backbone sealing ring.
Description
Technical field
The utility model relates to equation motorcycle race Design of Transmission System field, particularly a kind of equation motorcycle race special speed differential device.
Background technique
For ensureing that equation motorcycle race has excellent performance in power character and control stability, limited-slip differential is requisite parts in transmission system.As everyone knows, the racing track bend that high speed in the contest of Chinese college students formula car keeps away barrier match and Grand Touring Car is many, straight way is few, for improving the achievement of racing car in dynamically matching, racing car not only will have enough power character, also to give full play of in bend, particularly when racing car is subject to high side acceleration, along with the transfer of inside and outside wheel weight, the load of inboard wheel reduces, if equipment is open differential, due to feature of dividing moment of torsion equally approximate about it, trackslipping appears in driving wheel, racing car is difficult to obtain enough driving forces, the curved speed of final mistake reduces and control stability is deteriorated, this just proposes requirement to limited-slip differential.Because domestic motor sport is started late, the limited-slip differential being applicable to kart is little, and this race has the history in more than 30 years abroad, have the special friction disk type limited-slip differential for this race design as Drexel, the use of Torsen differential mechanism is also very many in addition.
Model utility content
For solving above-mentioned prior art Problems existing, the purpose of this utility model is to provide a kind of equation motorcycle race special speed differential device, and it facilitates ransaxle to arrange, is convenient to power input and bearing mounting base layout; Be convenient to internal spherical cage flange shaft and location is installed, be easy to check and safeguard; Be convenient to differential mechanism inner sealing, keep internal gear to lubricate preferably; Aluminum differential carrier weight is light, and rotary inertia is little.
For achieving the above object, the technical solution of the utility model is:
A kind of equation motorcycle race special speed differential device, comprise: worm screw, the planet turbine of the triangularity that is meshed between two is positioned at around worm screw, described planet turbine is engaged each other by the tooth of its both sides, is formed the mechanical limited-slip differential utilizing turbine and worm to interlock transmission by the helical teeth in the middle part of it and worm meshing; Planet turbine is fixed in differential casing by planet bearing pin, worm screw and three pairs of turbines engage each other and are fixed in differential casing, described worm screw is two of axially splicing, the planet turbine of corresponding three end-to-ends of each worm screw, form two triangle planet turbine groups be arranged in parallel, worm shaft is located to by being provided with anti-friction ring between differential casing, and two output shaft ends of differential casing are provided with needle bearing, and needle bearing and output shaft end are provided with backbone sealing ring.
Further, the two end axles of described planet turbine stretches into the inclined hole on differential carrier body wall, the two end axles of planet turbine and differential casing is fixed by position limit pin.
Further, worm screw and differential casing joint are provided with shim pack, are provided with shim pack between two worm screws.
The outer that further described differential casing is connected with external equipment is provided with O RunddichtringO.
Further, described differential mechanism one end is by output shaft connection chain transmission part.
Further, described differential casing adopts aluminium.
Relative to prior art, the beneficial effects of the utility model are:
The utility model differential mechanism has following advantage:
(1) facilitate ransaxle to arrange, be convenient to power input and bearing mounting base layout;
(2) be convenient to internal spherical cage flange shaft and location is installed, be easy to check and safeguard;
(3) be convenient to differential mechanism inner sealing, keep internal gear to lubricate preferably;
(4) aluminum differential carrier weight is light, and rotary inertia is little.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the explosive view that the utility model device is connected with chain transmission part.
Wherein 1-worm screw, 2-planet turbine, 3-differential casing, 4-anti-friction ring, 5-needle bearing, 6-backbone sealing ring, 7-position limit pin, 8-shim pack, 9-O RunddichtringO, 10-chain transmission part.
Embodiment
Below in conjunction with the drawings and specific embodiments, technical solutions of the utility model are described in further detail:
As shown in Figure 1, 2, a kind of equation motorcycle race special speed differential device, comprise: worm screw 1, the planet turbine 2 of the triangularity that is meshed between two is positioned at around worm screw 1, described planet turbine 2 is engaged each other by the tooth of its both sides, engages the limited-slip differential being formed and utilize turbine and worm to interlock transmission by the helical teeth in the middle part of it with worm screw 1; Planet turbine 2 and worm screw 1 are fixed in differential casing 3, described worm screw 1 is two of axially splicing, the planet turbine 2 of corresponding three end-to-ends of each worm screw 1, form two triangle planet turbine groups be arranged in parallel, anti-friction ring 4 is provided with between worm screw 1 axial end and differential casing 3, two output shaft ends of differential casing 3 are provided with needle bearing 5, and needle bearing 5 and output shaft end are provided with backbone sealing ring 6.
Further, the two end axles of described planet turbine 2 stretches into the inclined hole on differential casing 3 wall, the two end axles of planet turbine 2 and differential casing 3 is fixed by position limit pin 7.
Further, worm screw 1 and differential casing 3 joint are provided with shim pack 8, are provided with shim pack 8 between two worm screws 1.
Further, the outer that described differential casing 3 is connected with external equipment is provided with O RunddichtringO 9.
Further, described differential mechanism one end is by output shaft connection chain transmission part 10.
Further, described differential casing 3 adopts aluminium.
The working principle of the utility model differential mechanism is:
This kind of differential mechanism is a kind of limited-slip differential of torque responsive type, utilize the differential principle of planetary gear train to realize differential, but it takes full advantage of high inner friction and the self-locking performance of Worm Wheel System pair, make locking coefficient and torque distribution compare open differential and have increased significantly.
This kind of differential mechanism not only used above-mentioned worm and gear differential and the working principle of torque distribution, also use the working principle of friction disk type limited-slip differential, the inner friction torque of 3 groups of friction plate group generations makes locking coefficient improve further, and by the material, structure and the quantity that change friction plate in friction pads group, the locking coefficient of differential mechanism can be changed according to designing requirement or applying working condition, further improvement differential mechanism torque distribution performance, improves racing car and crosses curved performance.
The utility model differential mechanism facilitates ransaxle to arrange, is convenient to power input and bearing mounting base layout; Be convenient to internal spherical cage flange shaft and location is installed, be easy to check and safeguard; Be convenient to differential mechanism inner sealing, keep internal gear to lubricate preferably; Aluminum differential carrier weight is light, and rotary inertia is little.
The utility model differential mechanism has following advantage:
(1) facilitate ransaxle to arrange, be convenient to power input and bearing mounting base layout
(2) be convenient to internal spherical cage flange shaft and location is installed, be easy to check and safeguard
(3) be convenient to differential mechanism inner sealing, keep internal gear to lubricate preferably
(4) aluminum differential carrier weight is light, and rotary inertia is little
Table 1 differential assembly list of parts table
The above, be only embodiment of the present utility model, but protection domain of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should limit with claims is as the criterion.
Claims (6)
1. an equation motorcycle race special speed differential device, it is characterized in that, comprise: worm screw, the planet turbine of the triangularity that is meshed between two is positioned at around worm screw, described planet turbine is engaged each other by the tooth of its both sides, is formed the mechanical limited-slip differential utilizing turbine and worm to interlock transmission by the helical teeth in the middle part of it and worm meshing; Planet turbine is fixed in differential casing by planet bearing pin, worm screw and three pairs of turbines engage each other and are fixed in differential casing, described worm screw is two of axially splicing, the planet turbine of corresponding three end-to-ends of each worm screw, form two triangle planet turbine groups be arranged in parallel, worm shaft is located to by being provided with anti-friction ring between differential casing, and two output shaft ends of differential casing are provided with needle bearing, and needle bearing and output shaft end are provided with backbone sealing ring.
2. differential mechanism according to claim 1, is characterized in that, the two end axles of described planet turbine stretches into the inclined hole on differential carrier body wall, the two end axles of planet turbine and differential casing is fixed by position limit pin.
3. differential mechanism according to claim 1, is characterized in that, worm screw and differential casing joint are provided with shim pack, are provided with shim pack between two worm screws.
4. differential mechanism according to claim 1, is characterized in that, the outer that described differential casing is connected with external equipment is provided with O RunddichtringO.
5. differential mechanism according to claim 1, is characterized in that, described differential mechanism one end is by output shaft connection chain transmission part.
6. differential mechanism according to claim 1, is characterized in that, described differential casing adopts aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520317503.1U CN204647202U (en) | 2015-05-15 | 2015-05-15 | A kind of equation motorcycle race special speed differential device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520317503.1U CN204647202U (en) | 2015-05-15 | 2015-05-15 | A kind of equation motorcycle race special speed differential device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204647202U true CN204647202U (en) | 2015-09-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520317503.1U Expired - Fee Related CN204647202U (en) | 2015-05-15 | 2015-05-15 | A kind of equation motorcycle race special speed differential device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204647202U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879466A (en) * | 2015-05-15 | 2015-09-02 | 西华大学 | Differential mechanism special for formula car |
| CN114483920A (en) * | 2021-12-20 | 2022-05-13 | 上海工程技术大学 | Integrated reduction gearbox of electric racing car |
-
2015
- 2015-05-15 CN CN201520317503.1U patent/CN204647202U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879466A (en) * | 2015-05-15 | 2015-09-02 | 西华大学 | Differential mechanism special for formula car |
| CN114483920A (en) * | 2021-12-20 | 2022-05-13 | 上海工程技术大学 | Integrated reduction gearbox of electric racing car |
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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: 20150916 Termination date: 20160515 |