CN204161111U - A kind of all-terrain vehicle drive axle and differential-speed lock mechanism thereof - Google Patents
A kind of all-terrain vehicle drive axle and differential-speed lock mechanism thereof Download PDFInfo
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- CN204161111U CN204161111U CN201420634584.3U CN201420634584U CN204161111U CN 204161111 U CN204161111 U CN 204161111U CN 201420634584 U CN201420634584 U CN 201420634584U CN 204161111 U CN204161111 U CN 204161111U
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- limiting section
- terrain vehicle
- lock mechanism
- drive axle
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Abstract
This application discloses a kind of differential-speed lock mechanism of all-terrain vehicle drive axle, comprising: differential casing, the port outside face of differential casing or port interior surface are provided with the first circumferential limiting section; Differential locking-device pulling sleeve, its end is provided with second week that limiting section circumferential with first coordinate to limiting section, and the inner peripheral surface of differential locking-device pulling sleeve is provided with the 3rd circumferential limiting section; Differential side gear, its axle portion stretches out the port of differential casing and is enclosed within differential locking-device pulling sleeve inner ring, and the surface in axle portion is provided with and coordinates spacing 4th week of sliding to limiting section with the 3rd circumferential limiting section.This differential-speed lock mechanism is by the movement of differential locking-device pulling sleeve on differential side gear, the first circumferential limiting section and second week is made to coordinate spacing to limiting section and depart from and spacingly realize indifferential and differential switches, while drive axle is had differential function that new terms specify, meet again the indifferential requirement of all-terrain vehicle.Disclosed herein as well is a kind of all-terrain vehicle drive axle comprising this differential-speed lock mechanism.
Description
Technical field
The utility model relates to all-terrain vehicle technical field, particularly a kind of differential-speed lock mechanism of all-terrain vehicle drive axle.Also relate to a kind of all-terrain vehicle drive axle comprising this differential-speed lock mechanism.
Background technology
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 vehicle 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 off-road capability is good, and outward appearance is general without paulin.ATV has roomy tire, can increase the area of contact with ground, produces larger friction 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, driving engine by transmission shaft by transmission of power to drive axle, wheel is driven again by drive axle, existing all-terrain vehicle rear driving axle is based on indifferential structure, now have clause regulation drive axle to have differential gear in the world, but the special traveling road conditions of all-terrain vehicle necessarily require again all-terrain vehicle to have indifferential structure.
In sum, how all-terrain vehicle drive axle device of the prior art is improved, thus make drive axle can meet new terms regulation there is differential function while, can meet again the indifferential requirement of all-terrain vehicle, be the problem that those skilled in the art need solution badly.
Utility model content
In view of this, the purpose of this utility model is the differential-speed lock mechanism providing a kind of all-terrain vehicle drive axle, with make drive axle can meet new terms regulation there is differential function while, the indifferential requirement of all-terrain vehicle can be met again.
Another object of the present utility model is to provide a kind of all-terrain vehicle drive axle comprising this differential-speed lock mechanism, makes all-terrain vehicle namely have differential function, can meet again the requirement of all-terrain vehicle to indifferential.
For achieving the above object, the utility model provides following technical scheme:
A differential-speed lock mechanism for all-terrain vehicle drive axle, comprising:
Differential casing, the port outside face of described differential casing or port interior surface are provided with the first circumferential limiting section;
Differential locking-device pulling sleeve, its one end is provided with and coordinates spacing second week to limiting section with described first circumferential limiting section, and the inner peripheral surface of described differential locking-device pulling sleeve is provided with the 3rd circumferential limiting section;
Differential side gear, its axle portion stretches out the port of described differential casing and is enclosed within described differential locking-device pulling sleeve inner ring, and the surface in described axle portion is provided with and coordinates spacing 4th week of sliding to limiting section with described 3rd circumferential limiting section.
Preferably, in the differential-speed lock mechanism of above-mentioned all-terrain vehicle drive axle, described first circumferential limiting section is be arranged on the first male splines on described differential casing port outside face, one end end opens of described differential locking-device pulling sleeve has annular groove, described second week is be arranged on the first female splines on the larger side inside face of the diameter of described annular groove to limiting section, and described first female splines coordinates spacing with described first male splines circumference.
Preferably, in the differential-speed lock mechanism of above-mentioned all-terrain vehicle drive axle, described first circumferential limiting section is be arranged on the second female splines on described differential casing port interior surface; Described second week is be arranged on the second male splines on one end outside face of described differential locking-device pulling sleeve to limiting section.
Preferably, in the differential-speed lock mechanism of above-mentioned all-terrain vehicle drive axle, described 3rd circumferential limiting section is the 3rd female splines of the inner peripheral surface being arranged on described differential locking-device pulling sleeve; Described 4th week is the 3rd male splines on the surface, axle portion being arranged on described differential side gear to limiting section.
The utility model additionally provides a kind of all-terrain vehicle drive axle, comprises diff and the differential-speed lock mechanism as described in above any one.
Compared with prior art, the beneficial effects of the utility model are:
In the differential-speed lock mechanism of the all-terrain vehicle drive axle that the utility model provides, the port outside face or port interior surface of differential casing arrange the first circumferential limiting section, differential locking-device pulling sleeve is enclosed within the axle portion of differential side gear, and one end of differential locking-device pulling sleeve is provided with the spacing second week coordinated of limiting section circumferential with first circumference to limiting section, the inner peripheral surface of differential locking-device pulling sleeve is provided with the 3rd circumferential limiting section, the axle portion of differential side gear stretches out the port of differential casing and is enclosed within the inner ring of differential locking-device pulling sleeve, the surface in the axle portion of differential side gear is provided with the 4th week of the spacing bearing fit of circumferential limiting section circumference with the 3rd to limiting section.When needs indifferential function, differential locking-device pulling sleeve is moved to differential casing in the axle portion of differential side gear, the first circumferential limiting section is made to coordinate spacing to limiting section with second week, then differential side gear is under the circumferential position-limiting action of four circumferential limiting sections, can not rotate, realize indifferential function; And when needs function differential, depart from the first circumferential limiting section and second week spacing to the circumference of limiting section.Thus make drive axle can meet new terms regulation there is differential function while, the indifferential requirement of all-terrain vehicle can be met again.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical 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 structural representation of the differential-speed lock mechanism of a kind of all-terrain vehicle drive axle that Fig. 1 provides for the utility model embodiment.
In FIG, 1 for differential casing, 101 be the first circumferential limiting section, 2 for differential locking-device pulling sleeve, 201 for second week to limiting section, 202 for annular groove, 203 be the 3rd circumferential limiting section, 3 for differential side gear, 301 for 4th week to limiting section.
Detailed description of the invention
Core of the present utility model there is provided a kind of differential-speed lock mechanism of all-terrain vehicle drive axle, can make drive axle meet new terms regulation there is differential function while, the indifferential requirement of all-terrain vehicle can be met again.
The utility model additionally provides a kind of all-terrain vehicle drive axle comprising this differential-speed lock mechanism, can meet new terms regulation there is differential function while, having can the indifferential requirement of compound all-terrain vehicle.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical 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, the utility model embodiment provides a kind of differential-speed lock mechanism of all-terrain vehicle drive axle, hereinafter referred to as differential-speed lock mechanism, comprises differential casing 1, differential locking-device pulling sleeve 2 and differential side gear 3; Wherein, the port outside face of differential casing 1 or port interior surface are provided with the first circumferential limiting section 101, and this port is for installing the axle portion of differential side gear 3; The port of differential casing 1 is stretched out in the axle portion of differential side gear 3, differential locking-device pulling sleeve 2 is sleeved in the axle portion of differential side gear 3, the axle portion outside face of differential side gear 3 is provided with 4th week to limiting section 301, the inner peripheral surface of differential locking-device pulling sleeve 2 is provided with 4th week to spacing and the 3rd of bearing fit the circumferential limiting section 203 of limiting section 301 circumference, by the 3rd circumferential limiting section 203 and 4th week to the circumferential position-limiting action of limiting section 301, differential locking-device pulling sleeve 2 is rotated together with differential side gear 3; The end of diff pulling sleeve 2 is provided with limiting section 101 circumferential with first and coordinates spacing second week to limiting section 201.
Principle of work and the working process of above-mentioned differential-speed lock mechanism are: when all-terrain vehicle needs to use indifferential function, differential locking-device pulling sleeve 2 is moved to differential casing 1 in the axle portion of differential side gear 3, the first circumferential limiting section 101 is made to coordinate spacing with second week to limiting section 201, now, differential locking-device pulling sleeve 2 can not rotate, and differential locking-device pulling sleeve 2 passes through the 4th week of the 3rd circumferential limiting section 203 and differential side gear 3 all the time to the circumferential spacing cooperation of limiting section 301, differential side gear 3 and differential locking-device pulling sleeve 2 circumference are positioned together, then differential side gear 3 can not rotate, realize indifferential function, and when needs use differential function, reversing sense moves differential locking-device pulling sleeve 2, the first circumferential limiting section 101 and second week is made to depart from circumferential spacing to limiting section 201.Can find out, the differential-speed lock mechanism in the application make drive axle can meet new terms regulation there is differential function while, the indifferential requirement of all-terrain vehicle can be met again.
As shown in Figure 1, present embodiments provide a kind of concrete the first circumferential limiting section and the second week fit form to limiting section, first circumferential limiting section 101 is for being arranged on the first male splines on differential casing 1 port outside face, one end end opens of differential locking-device pulling sleeve 2 has annular groove 202, second week is the first female splines on the larger side inside face of the diameter that is arranged on annular groove 202 to limiting section 203, and the first female splines coordinates spacing with the first male splines circumference.This spline fitted structure can reduce apical tooth probability in differential and differential locking-device function handoff procedure, shortens switching time; Secondly assembling and the debugging of drive axle can be convenient to; Also be convenient to the assembling of constant velocity driving shaft simultaneously, simplify project organization.During work, make the first female splines and the engagement of the first male splines realize indifferential function, make the first female splines and the first male splines depart from engagement and realize differential function.
Except adopting above-mentioned spline fitted structure, in the present embodiment, first circumferential limiting section 101 or for being arranged on the second female splines on differential casing 1 port interior surface, the bore of this port is larger, correspondingly, second week to limiting section 203 for being arranged on the second male splines on one end outside face of differential locking-device pulling sleeve 2, the second female splines and the second male splines circumference spacing cooperation, in this structure, the outside face of differential locking-device pulling sleeve 2 is enclosed within the port of differential casing 1.Or, by side less for the diameter of annular groove 202 mentioned in the above-described embodiments for the second male splines setting on the surface, now, the port of differential casing 1 injects in annular groove 202, as long as it is spacing with differential locking-device pulling sleeve 2 circumference to realize differential casing 1.
In the present embodiment, the 3rd circumferential limiting section 203 is for being arranged on the 3rd female splines of the inner peripheral surface of differential locking-device pulling sleeve 2; 4th week for being arranged on the 3rd male splines on the surface, axle portion of differential side gear 3 to limiting section 301, realizing differential side gear 3 by the cooperation of the 3rd female splines and the 3rd male splines and fixes with the circumference of differential locking-device pulling sleeve 2.Adopt the convenient processing of spline fitted structure and coordinate, and enough torsional strenghts can be provided.Certainly, except adopting spline fitted structure, it is fixing that the form that differential side gear 3 and differential locking-device pulling sleeve 2 can also be coordinated by guide rail and chute realizes circumference, and form is a lot, does not enumerate at this.
The utility model embodiment still provides a kind of all-terrain vehicle drive axle, comprises diff and the differential-speed lock mechanism described by above whole embodiment.By being provided with this differential-speed lock mechanism, all-terrain vehicle both can meet the requirement of new terms to differential function, can also meet the performance requriements of all-terrain vehicle to indifferential.
In this specification sheets, 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-speed lock mechanism for all-terrain vehicle drive axle, is characterized in that, comprising:
Differential casing (1), the port outside face of described differential casing (1) or port interior surface are provided with the first circumferential limiting section (101);
Differential locking-device pulling sleeve (2), its one end is provided with and coordinates spacing second week to limiting section (201) with described first circumferential limiting section (101), and the inner peripheral surface of described differential locking-device pulling sleeve (2) is provided with the 3rd circumferential limiting section (203);
Differential side gear (3), its axle portion stretches out the port of described differential casing (1) and is enclosed within described differential locking-device pulling sleeve (2) inner ring, and the surface in described axle portion is provided with and coordinates spacing 4th week of sliding to limiting section (301) with described 3rd circumferential limiting section (202).
2. the differential-speed lock mechanism of all-terrain vehicle drive axle according to claim 1, it is characterized in that, described first circumferential limiting section (101) is for being arranged on the first male splines on described differential casing (1) port outside face, one end end opens of described differential locking-device pulling sleeve (1) has annular groove (202), described second week is the first female splines on the larger side inside face of the diameter that is arranged on described annular groove (202) to limiting section (203), and described first female splines coordinates spacing with described first male splines circumference.
3. the differential-speed lock mechanism of all-terrain vehicle drive axle according to claim 1, is characterized in that, described first circumferential limiting section (101) is for being arranged on the second female splines on described differential casing (1) port interior surface; Described second week to limiting section (203) for being arranged on the second male splines on one end outside face of described differential locking-device pulling sleeve (2).
4. the differential-speed lock mechanism of the all-terrain vehicle drive axle according to any one of claim 1-3, is characterized in that, described 3rd circumferential limiting section (203) is for being arranged on the 3rd female splines of the inner peripheral surface of described differential locking-device pulling sleeve (2); Described 4th week to limiting section (301) for being arranged on the 3rd male splines on the surface, axle portion of described differential side gear (3).
5. an all-terrain vehicle drive axle, is characterized in that, comprises diff and the differential-speed lock mechanism as described in any one of claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420634584.3U CN204161111U (en) | 2014-10-29 | 2014-10-29 | A kind of all-terrain vehicle drive axle and differential-speed lock mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420634584.3U CN204161111U (en) | 2014-10-29 | 2014-10-29 | A kind of all-terrain vehicle drive axle and differential-speed lock mechanism thereof |
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| CN204161111U true CN204161111U (en) | 2015-02-18 |
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| CN201420634584.3U Active CN204161111U (en) | 2014-10-29 | 2014-10-29 | A kind of all-terrain vehicle drive axle and differential-speed lock mechanism thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042911A (en) * | 2015-04-09 | 2016-10-26 | 麦格纳动力系美国有限公司 | Power transfer assemblies for motor vehicle drivelines |
| 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 |
| US10502308B2 (en) | 2016-12-22 | 2019-12-10 | Polaris Industries Inc. | Driveline for powersports vehicle |
-
2014
- 2014-10-29 CN CN201420634584.3U patent/CN204161111U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042911A (en) * | 2015-04-09 | 2016-10-26 | 麦格纳动力系美国有限公司 | Power transfer assemblies for motor vehicle drivelines |
| US10539214B2 (en) | 2015-04-09 | 2020-01-21 | Magna Powertrain Of America, Inc. | Power transfer assemblies for motor vehicle drivelines having integrated two-piece pinion shaft and coupling unit |
| CN106042911B (en) * | 2015-04-09 | 2020-03-06 | 麦格纳动力系美国有限公司 | Power transmission assembly for a motor vehicle drive train |
| US10502308B2 (en) | 2016-12-22 | 2019-12-10 | Polaris Industries Inc. | Driveline for powersports vehicle |
| US11313452B2 (en) | 2016-12-22 | 2022-04-26 | Polaris Industries Inc. | Driveline for powersports vehicle |
| US11624435B2 (en) | 2016-12-22 | 2023-04-11 | Polaris Industries Inc. | Driveline for powersports vehicle |
| 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 |
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