CN204213297U - A kind of all-terrain vehicle ransaxle and differential mechanism thereof - Google Patents
A kind of all-terrain vehicle ransaxle and differential mechanism thereof Download PDFInfo
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- CN204213297U CN204213297U CN201420638485.2U CN201420638485U CN204213297U CN 204213297 U CN204213297 U CN 204213297U CN 201420638485 U CN201420638485 U CN 201420638485U CN 204213297 U CN204213297 U CN 204213297U
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Abstract
This application discloses a kind of differential mechanism of all-terrain vehicle ransaxle, comprising: differential casing; Driven wheel of differential, driven wheel of differential and differential casing combine to be installed, and is formed and installs chamber; Two differential gears, are contained in installation cavity indoor and are set in the first half axle gear wheel bore and the second half axle gear wheel bore; Cross axle assembly, between two differential gears, and four of cross axle assembly axle heads are all fixed on differential casing; Four planetary pinions, four axles being set in cross axle assembly engage with two differential gears.In the differential mechanism of the all-terrain vehicle ransaxle that the utility model provides, size requirement according to all-terrain vehicle designs, achieved the differential function of all-terrain vehicle ransaxle by the structure of two differential gears, cross axle assembly and four planetary pinion compositions, meet new terms have differential function regulation to all-terrain vehicle.Disclosed herein as well is a kind of all-terrain vehicle ransaxle comprising this differential mechanism.
Description
Technical field
The utility model relates to all-terrain vehicle technical field, particularly a kind of differential mechanism of all-terrain vehicle ransaxle.Also relate to a kind of all-terrain vehicle ransaxle comprising this differential mechanism.
Background technique
All-terrain vehicle refers to can the upper vehicle travelled of where shape in office, is difficult to motor-driven landform can be walked freely in common vehicle.The English of all-terrain vehicle is All Terrain Vehicle (being applicable to the traffic tool of all landform), and abbreviation is ATV, and also known as " the cross-country locomotive of full landform four-wheel ", vehicle is simple and practical, and cross-country ability is good, and outward appearance is general without paulin.ATV has roomy tire, can increase the area of contact with ground, produces larger frictional force and can reduce the pressure of vehicle to ground, making it easily travel on sandy beach, riverbed, forest-road, streams, and severe desert terrain.Personnel or shipping goods can be carried.
In the prior art, motor by transmission shaft by transmission of power to ransaxle, wheel is driven again by ransaxle, existing all-terrain vehicle back driving axle is based on indifferential structure, now there is clause regulation ransaxle to have differential mechanism in the world, therefore the indispensable structure that differential mechanism just becomes all-terrain vehicle ransaxle is set.
In sum, how to improve all-terrain vehicle drive axle device of the prior art, thus make ransaxle can adapt to the difference change of new terms, can meet again the particular/special requirement of all-terrain vehicle, be the problem that those skilled in the art need solution badly.
Model utility content
In view of this, the purpose of this utility model is the differential mechanism providing a kind of all-terrain vehicle ransaxle, while meeting all-terrain vehicle requirement, meets new terms have differential function regulation to all-terrain vehicle.
Another object of the present utility model is to provide a kind of all-terrain vehicle ransaxle comprising this differential mechanism.
For achieving the above object, the utility model provides following technological scheme:
A differential mechanism for all-terrain vehicle ransaxle, comprising:
Differential casing, described differential casing offers the first half axle gear wheel bore;
Driven wheel of differential, it offers the second half axle gear wheel bore be oppositely arranged with described first half axle gear wheel bore, and described driven wheel of differential and described differential casing combine and install, and is formed and installs chamber;
Two differential gears, are contained in described installation cavity indoor and are set in described first half axle gear wheel bore and described second half axle gear wheel bore;
Cross axle assembly, between two described differential gears, and four axle heads of described cross axle assembly are all fixed on described differential casing;
Four planetary pinions, four axles being set in described cross axle assembly engage with two described differential gears.
Preferably, in the differential mechanism of above-mentioned all-terrain vehicle ransaxle, described cross axle assembly comprises:
Cross connecting sleeve, it offering two is the through axis hole of criss-crossing;
First planet gear shaft, runs through axis hole described in one of them, and two ends are fixed on described differential casing;
Second planet pin, its quantity is two, be set in the two ends of axis hole described in another, and one end of two described second planet pins is fixed on described differential casing, the length of described second planet pin is less than the length of described first planet gear shaft, and four described planetary pinions are set in the two ends of described first planet gear shaft and one end of two described second planet pins.
Preferably, in the differential mechanism of above-mentioned all-terrain vehicle ransaxle, described differential casing offers four planetary gear shaft hole, one end of the two ends of described first planet gear shaft and two described second planetary vehicle wheel shafts is all fixed on described differential casing by straight pin.
Preferably, in the differential mechanism of above-mentioned all-terrain vehicle ransaxle, described differential casing and described driven wheel of differential are fastened by bolts.
The utility model additionally provides a kind of all-terrain vehicle ransaxle, comprises the differential mechanism as described in above any one.
Compared with prior art, the beneficial effects of the utility model are:
In the differential mechanism of the all-terrain vehicle ransaxle that the utility model provides, size requirement according to all-terrain vehicle designs, achieved the differential function of all-terrain vehicle ransaxle by the structure of two differential gears, cross axle assembly and four planetary pinion compositions, meet new terms have differential function regulation to all-terrain vehicle.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The sectional view of the differential mechanism of a kind of all-terrain vehicle ransaxle that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the A-A schematic cross-section in Fig. 1.
In above-mentioned Fig. 1-Fig. 2,1 be differential casing, 2 be cross axle assembly, 201 be first planet gear shaft, 202 be straight pin for cross connecting sleeve, 203 is the second planet pin, 3,4 be planetary pinion, 5 be differential gear, 6 for driven wheel of differential.
Embodiment
Core of the present utility model there is provided a kind of differential mechanism of all-terrain vehicle ransaxle, while meeting all-terrain vehicle requirement, meets new terms have differential function regulation to all-terrain vehicle.
The utility model additionally provides a kind of all-terrain vehicle ransaxle comprising this differential mechanism, makes it have differential function, meets the regulation of new terms.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1 and Fig. 2, the sectional view of the differential mechanism of a kind of all-terrain vehicle ransaxle that Fig. 1 provides for the utility model embodiment; Fig. 2 is the A-A schematic cross-section in Fig. 1.
The utility model embodiment provides a kind of differential mechanism of all-terrain vehicle ransaxle, hereinafter referred to as differential mechanism, comprises differential casing 1, driven wheel of differential 6, two differential gears 5, cross axle assembly 2 and four planetary pinions 4; Wherein, differential casing 1 is substantially hemispherical shell structure, it offers the first half axle gear wheel bore; Driven wheel of differential 6 offers the second half axle gear wheel bore be oppositely arranged with the first half axle gear wheel bore, and driven wheel of differential 6 and differential casing 1 combine and install, both form installation chamber; Two differential gears 5 are contained in installation cavity indoor, and are set in the first half axle gear wheel bore and the second half axle gear wheel bore, and the gear parts of two differential gears 5 is oppositely arranged; Cross axle assembly 2 is in installation cavity indoor and between two differential gears 5, four axle heads of cross axle assembly 2 are all fixed on differential casing 1; Four planetary pinions 4 are set on four axles of cross axle assembly 2, and all engage with two differential gears 5.
Differential mechanism in above-described embodiment forms differential operation mechanism by two differential gears 5, cross axle assembly 2 and four planetary pinions 4, achieves the differential function of all-terrain vehicle ransaxle, meets the differential requirement of new rules and regulations to all-terrain vehicle ransaxle.
As depicted in figs. 1 and 2, be optimized cross axle assembly, in the present embodiment, cross axle assembly comprises cross connecting sleeve 202, first planet gear shaft 201 and the second planet pin 203; Wherein, cross connecting sleeve 202 offering two is the through axis hole of criss-crossing; First planet gear shaft 201 to the second planet pin 203 is long, first planet gear shaft 201 is through an axis hole in two axis holes, then another axis hole is separated by first planet gear shaft 201, is divided into two sections, and the two ends of first planet gear shaft 201 are fixed on differential casing 1; The quantity of the second planet pin 203 is two, one end of each second planet pin 203 is set in the two ends of another axis hole being cut off into two sections, and the other end of two the second planet pins 203 is fixed on differential casing 1, four planetary pinions 4 are set in the two ends of first planet gear shaft 201 and one end of two the second planet pins 203.
Above-mentioned cross axle assembly 2 is owing to have employed Split type structure, namely by a cross connecting sleeve 202, a longer first planet gear shaft 201 and two shorter the second planet pins 203 are combined and installed together, form the planet pin of cross structure, it is little that this structure can accomplish that under the prerequisite meeting transmission intensity volume is tried one's best, and provides enough spaces to the structural design of car load.
Certainly, except adopting the cross axle assembly 2 of split, cross axle assembly 2 can also be integrative-structure.
In the present embodiment, first planet gear shaft 201 and the second planet pin 203 fixing in the following manner, namely on differential casing 1, four planetary gear shaft hole are offered, one end of the two ends of first planet gear shaft 201 and two the second planet pins 203 is all fixed on differential casing 1 by straight pin 3, as depicted in figs. 1 and 2.This means of fixation is simple and have enough intensity, certainly, can also adopt other means of fixation, such as, is fastened by bolts in the end of first planet gear shaft 201 and the second planet pin 203 and differential casing 1.
In the present embodiment, differential casing 1 and driven wheel of differential 6 are fastened by bolts, and the periphery of differential casing 1 is provided with multiple bolt hole be evenly arranged, driven wheel of differential 6 also correspondingly arranges bolt hole, after connecting, fixed by bolt tightening.
The utility model embodiment still provides a kind of all-terrain vehicle ransaxle, comprises the differential mechanism described by whole embodiment and technological scheme.Thus make all-terrain vehicle ransaxle be provided with differential function, and the requirement of all-terrain vehicle ransaxle to smaller size smaller can be realized by the cross axle assembly 2 of split, provide enough spaces to the structural design of car load.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a differential mechanism for all-terrain vehicle ransaxle, is characterized in that, comprising:
Differential casing (1), described differential casing (1) offers the first half axle gear wheel bore;
Driven wheel of differential (6), it offers the second half axle gear wheel bore be oppositely arranged with described first half axle gear wheel bore, and described driven wheel of differential (6) and described differential casing (1) combines and install, formation installation chamber;
Two differential gears (5), are contained in described installation cavity indoor and are set in described first half axle gear wheel bore and described second half axle gear wheel bore;
Cross axle assembly (2), is positioned between two described differential gears (5), and four axle heads of described cross axle assembly (2) are all fixed on described differential casing (1);
Four planetary pinions (4), four axles being set in described cross axle assembly (2) engage with two described differential gears (5).
2. the differential mechanism of all-terrain vehicle ransaxle according to claim 1, is characterized in that, described cross axle assembly (2) comprising:
Cross connecting sleeve (202), it offering two is the through axis hole of criss-crossing;
First planet gear shaft (201), runs through axis hole described in one of them, and two ends are fixed on described differential casing (1);
Second planet pin (203), its quantity is two, be set in the two ends of axis hole described in another, and one end of two described second planet pins (203) is fixed on described differential casing (1), the length of described second planet pin (203) is less than the length of described first planet gear shaft (201), and four described planetary pinions (4) are set in the two ends of described first planet gear shaft (201) and one end of two described second planet pins (203).
3. the differential mechanism of all-terrain vehicle ransaxle according to claim 2, it is characterized in that, described differential casing (1) offers four planetary gear shaft hole, one end of the two ends of described first planet gear shaft (201) and two described second planetary vehicle wheel shafts (203) is all fixed on described differential casing (1) by straight pin (3).
4. the differential mechanism of all-terrain vehicle ransaxle according to claim 1, is characterized in that, described differential casing (1) and described driven wheel of differential (6) are fastened by bolts.
5. an all-terrain vehicle ransaxle, is characterized in that, comprises the differential mechanism as described in any one of claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638485.2U CN204213297U (en) | 2014-10-29 | 2014-10-29 | A kind of all-terrain vehicle ransaxle and differential mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638485.2U CN204213297U (en) | 2014-10-29 | 2014-10-29 | A kind of all-terrain vehicle ransaxle and differential mechanism thereof |
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| CN204213297U true CN204213297U (en) | 2015-03-18 |
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| CN201420638485.2U Active CN204213297U (en) | 2014-10-29 | 2014-10-29 | A kind of all-terrain vehicle ransaxle and differential mechanism thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215192A (en) * | 2017-07-19 | 2017-09-29 | 浙江春风动力股份有限公司 | A kind of all-terrain vehicle and its mechanical locking formula differential bridge |
| CN108916352A (en) * | 2018-05-31 | 2018-11-30 | 汽解放汽车有限公司 | A kind of driven wheel of differential and differential mechanism left housing integrate structure |
-
2014
- 2014-10-29 CN CN201420638485.2U patent/CN204213297U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215192A (en) * | 2017-07-19 | 2017-09-29 | 浙江春风动力股份有限公司 | A kind of all-terrain vehicle and its mechanical locking formula differential bridge |
| CN108916352A (en) * | 2018-05-31 | 2018-11-30 | 汽解放汽车有限公司 | A kind of driven wheel of differential and differential mechanism left housing integrate structure |
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