CN202301825U - Differential lock device and vehicle - Google Patents
Differential lock device and vehicle Download PDFInfo
- Publication number
- CN202301825U CN202301825U CN2011204342387U CN201120434238U CN202301825U CN 202301825 U CN202301825 U CN 202301825U CN 2011204342387 U CN2011204342387 U CN 2011204342387U CN 201120434238 U CN201120434238 U CN 201120434238U CN 202301825 U CN202301825 U CN 202301825U
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- differential
- lock device
- sliding engaged
- vehicle
- differential lock
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Abstract
The utility model discloses a differential lock device and a vehicle comprising the differential lock device. The differential lock device comprises a differential mechanism, a sliding meshing sleeve (1) and a shifting fork (4) for pushing the sliding meshing sleeve (1). The differential mechanism comprises a differential mechanism casing (3), an external spline (1a) is arranged on the outer surface of the sliding meshing sleeve (1), and an internal spline (3a) capable of being matched with the external spline (1a) is arranged on the inner surface of the end of the differential mechanism casing (3). The internal spline matched with the external spline of the sliding meshing sleeve is arranged on the differential mechanism casing, and the differential lock device and the vehicle can omit a fixing meshing sleeve, achieve fixed connection of the sliding meshing sleeve and the differential mechanism casing through matching of the splines, and achieve connection of a half shaft and the differential mechanism casing and locking of a left haft shaft and a right half shaft.
Description
Technical field
The utility model relates to the differential lock device of the differential mechanism that is used for vehicle, particularly, relates to a kind of differential lock device and the vehicle that comprises this differential lock.
Background technique
At present, the differential lock device of the differential mechanism of the vehicle sliding engaged covers 1 that intermesh that adopt rotate with fixed engagement cover 2 locked left and right sides semiaxis together.Particularly, as shown in Figure 1, sliding engaged cover 1 is installed on the semiaxis (not shown) of vehicle, and can moving axially at this semiaxis of impetus lower edge of shift fork 4.Fixed engagement cover 2 is installed on the differential carrier 3; When operation shift fork 4 to promote sliding engaged cover 1 and move and during with 2 engagements of fixed engagement cover; This semiaxis is connected to differential carrier 3 through the sliding engaged cover 1 of engagement with fixed engagement cover 2, thereby rotates with differential carrier 3.Another semiaxis of vehicle is connected to differential carrier 3 through corresponding differential gear, planetary pinion, thereby makes two semiaxis be connected to differential carrier 3 directly or indirectly and rotate with differential carrier 3, realizes the locked of two semiaxis.
Existing differential lock device exists constitutional detail many, and axial space is big, shortcomings such as installation, maintenance inconvenience.
The model utility content
The purpose of the utility model provides a kind of simple in structure, differential lock device of being convenient to arrange.
To achieve these goals; The utility model provides a kind of differential lock device; This differential lock device comprises differential mechanism, sliding engaged cover and is used to promote the shift fork of said sliding engaged cover that said differential mechanism comprises differential carrier, wherein; The outer surface of said sliding engaged cover is provided with external splines, and the internal surface of the end of said differential carrier is provided with the internal spline that can cooperate with said external splines.
Preferably, the left end of said differential carrier or right-hand member are provided with said internal spline.
Preferably, the centering mode of said internal spline and said external splines is flank centering or diameter centering.
Preferably, said sliding engaged cover comprises jack, and said shift fork comprises the insertion part, and said jack is inserted in said insertion part.
The utility model also provides a kind of vehicle, and wherein, said vehicle comprises the differential lock device of the utility model.
Preferably, said vehicle comprises left half axle and right axle shaft, and the left end of said differential carrier or right-hand member are provided with said internal spline, and said sliding engaged cover is connected with said left half axle or said right axle shaft.
Preferably, the centering mode of said internal spline and said external splines is flank centering or diameter centering.
Preferably, said sliding engaged cover comprises jack, and said shift fork comprises the insertion part, and said jack is inserted in said insertion part.
Pass through technique scheme; Through the internal spline that cooperates with the external splines of sliding engaged cover is set on differential carrier; Can save the fixed engagement cover; And can realize being fixedly connected of sliding engaged cover and differential carrier through spline fitted, to realize being connected and the locking of left and right sides semiaxis of semiaxis and differential carrier.
Other feature and advantage of the utility model will partly specify in embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification, is used to explain the utility model with following embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the differential lock device of explanation existing technology;
Fig. 2 is a kind of structural representation of mode of execution of the differential lock device of explanation the utility model.
Description of reference numerals
1: sliding engaged cover 1a: external splines 2: fixed engagement cover
3: differential carrier 3a: internal spline 4: shift fork 4a: insertion part
Embodiment
Be elaborated below in conjunction with the embodiment of accompanying drawing to the utility model.Should be understood that embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
In the utility model, not do under the situation of opposite explanation, the noun of locality of use typically refers to reference to upper and lower, left and right shown in the drawings like " upper and lower, left and right "; " inside and outside " is meant inside and outside with respect to the profile of each parts itself.
An aspect according to the utility model; A kind of differential lock device is provided; This differential lock device comprises differential mechanism, sliding engaged cover 1 and is used to promote the shift fork 4 of said sliding engaged cover 1 that said differential mechanism comprises differential carrier 3, wherein; The outer surface of said sliding engaged cover 1 is provided with external splines 1a, and the internal surface of the end of said differential carrier 3 is provided with the internal spline 3a that can cooperate with said external splines 1a.
Through the internal spline 3a that cooperates with the external splines 1a of sliding engaged cover 1 is set on differential carrier 3; Can realize being fixedly connected of sliding engaged cover 1 and differential carrier 3 through spline fitted; To realize the locking of semiaxis and differential carrier 3, promptly semiaxis can rotate with differential carrier 3.The utility model has not only omitted fixed engagement cover 2, and through sliding engaged cover 1 being engaged on the outside of the end of differential carrier 3, can shorten the distance between semiaxis and the differential mechanism, makes simple in structure, compactness and arrangement convenience.
Preferably, the left end of said differential carrier 3 or right-hand member are provided with said internal spline 3a, thereby can realize the locking of left half axle or right axle shaft and differential carrier 3 through the differential lock device of the utility model.Because right axle shaft or left half axle are connected to differential carrier 3 indirectly through corresponding differential gear, thereby also rotate, thereby realized the locking of two semiaxis with differential carrier 3.
In addition, can be through various suitable modes feel relieved internal spline 3a and external splines 1a, to obtain the internal spline 3a and the external splines 1a of different size precision.For example, the centering mode of said internal spline 3a and said external splines 1a can be flank centering or diameter centering (comprising external diameter centering and internal diameter centering).
In addition, said sliding engaged cover 1 comprises jack 1b, and said shift fork 4 comprises insertion part 4a, and said insertion part 4a inserts said jack 1b.When manipulation shift fork 4 promotion sliding engaged covers 1 slided vertically, insertion part 4a can stir sliding engaged cover 1 and slide.
According to the utility model on the other hand, a kind of vehicle is provided, wherein, said vehicle comprises the differential lock device of the utility model, thereby has advantage simple in structure, compact and that be convenient to arrange.
In addition, said vehicle comprises left half axle and right axle shaft, and the left end of said differential carrier 3 or right-hand member are provided with said internal spline 3a, and said sliding engaged cover 1 is connected with said left half axle or said right axle shaft.Wherein, Sliding engaged cover 1 can be connected to left half axle or right axle shaft through mode well known in the art, so that left half axle or right axle shaft are connected to differential carrier 3 through sliding engaged cover 1 and rotate with differential carrier 3 when sliding engaged cover 1 engages with differential carrier 3.Because right axle shaft or left half axle are connected to differential carrier 3 indirectly through corresponding differential gear, thereby also rotate, thereby realized the locking of two semiaxis with differential carrier 3.
In addition, can be through various suitable modes feel relieved internal spline 3a and external splines 1a, to obtain the internal spline 3a and the external splines 1a of different size precision.For example, the centering mode of said internal spline 3a and said external splines 1a can be flank centering or diameter centering (comprising external diameter centering and internal diameter centering).
In addition, said sliding engaged cover 1 comprises jack 1b, and said shift fork 4 comprises insertion part 4a, and said insertion part 4a inserts said jack 1b.When manipulation shift fork 4 promotion sliding engaged covers 1 slided vertically, insertion part 4a can stir sliding engaged cover 1 and slide.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned mode of execution; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technological scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove that in addition each the concrete technical characteristics described in above-mentioned embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various mode of execution of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (8)
1. differential lock device; This differential lock device comprises differential mechanism, sliding engaged cover (1) and is used to promote the shift fork (4) of said sliding engaged cover (1); Said differential mechanism comprises differential carrier (3); It is characterized in that the outer surface of said sliding engaged cover (1) is provided with external splines (1a), the internal surface of the end of said differential carrier (3) is provided with the internal spline (3a) that can cooperate with said external splines (1a).
2. differential lock device according to claim 1 is characterized in that, the left end of said differential carrier (3) or right-hand member are provided with said internal spline (3a).
3. differential lock device according to claim 1 is characterized in that, the centering mode of said internal spline (3a) and said external splines (1a) is flank centering or diameter centering.
4. according to claim 2 or 3 described differential lock devices, it is characterized in that said sliding engaged cover (1) comprises jack (1b), said shift fork (4) comprises insertion part (4a), and said insertion part (4a) inserts said jack (1b).
5. a vehicle is characterized in that, said vehicle comprises differential lock device according to claim 1.
6. vehicle according to claim 5 is characterized in that said vehicle comprises left half axle and right axle shaft, and the left end of said differential carrier (3) or right-hand member are provided with said internal spline (3a), and said sliding engaged cover (1) is connected with said left half axle or said right axle shaft.
7. vehicle according to claim 5 is characterized in that, the centering mode of said internal spline (3a) and said external splines (1a) is flank centering or diameter centering.
8. according to claim 6 or 7 described vehicles, it is characterized in that said sliding engaged cover (1) comprises jack (1b), said shift fork (4) comprises insertion part (4a), and said insertion part (4a) inserts said jack (1b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204342387U CN202301825U (en) | 2011-11-04 | 2011-11-04 | Differential lock device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204342387U CN202301825U (en) | 2011-11-04 | 2011-11-04 | Differential lock device and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202301825U true CN202301825U (en) | 2012-07-04 |
Family
ID=46370728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204342387U Expired - Lifetime CN202301825U (en) | 2011-11-04 | 2011-11-04 | Differential lock device and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202301825U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840319A (en) * | 2012-09-17 | 2012-12-26 | 三一重工股份有限公司 | Clearance adjustment device and clearance adjustment method for differential lock |
| CN103527742A (en) * | 2013-10-27 | 2014-01-22 | 江国辉 | Automobile differential lock |
| CN107345566A (en) * | 2017-08-22 | 2017-11-14 | 卢华清 | Slidingtype differential locking-device |
| CN110388438A (en) * | 2018-04-19 | 2019-10-29 | 舍弗勒技术股份两合公司 | Differential locking device for a differential and differential |
-
2011
- 2011-11-04 CN CN2011204342387U patent/CN202301825U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840319A (en) * | 2012-09-17 | 2012-12-26 | 三一重工股份有限公司 | Clearance adjustment device and clearance adjustment method for differential lock |
| CN103527742A (en) * | 2013-10-27 | 2014-01-22 | 江国辉 | Automobile differential lock |
| CN107345566A (en) * | 2017-08-22 | 2017-11-14 | 卢华清 | Slidingtype differential locking-device |
| CN110388438A (en) * | 2018-04-19 | 2019-10-29 | 舍弗勒技术股份两合公司 | Differential locking device for a differential and differential |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |