CN204512357U - The differential-speed lock mechanism of wheeled tractor - Google Patents
The differential-speed lock mechanism of wheeled tractor Download PDFInfo
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- CN204512357U CN204512357U CN201520207629.3U CN201520207629U CN204512357U CN 204512357 U CN204512357 U CN 204512357U CN 201520207629 U CN201520207629 U CN 201520207629U CN 204512357 U CN204512357 U CN 204512357U
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- differential
- lock
- differential lock
- speed
- operating handle
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Abstract
The utility model discloses a kind of differential-speed lock mechanism of wheeled tractor, be positioned at the transmission case body of tractor, described differential-speed lock mechanism comprises differential lock, differential lock shift fork, differential lock declutch shift shaft and differential lock operating handle; Described differential lock operating handle, described differential lock declutch shift shaft, described differential lock shift fork are connected with described differential lock successively sequential transmissions, described differential lock is set to relative with the position of the differential pinion gear in described transmission case body, and described differential lock is connected with the lock pin for locking this differential pinion gear towards one end of described differential pinion gear.The differential-speed lock mechanism of wheeled tractor of the present utility model, make when tractor runs into sunken car or monolateral driving is skidded and can not advance, by operating this differential-speed lock mechanism, left and right driving axle is rigidly connected, skidding location is rolled away from same rotating speed, and after tractor rolls skidding location away from, as long as unclamp operating handle, under the effect of Returnning spring, differential-speed lock mechanism effect will disappear.
Description
Technical field
The utility model relates to wheeled tractor technical field, particularly relates to a kind of differential-speed lock mechanism of wheeled tractor.
Background technique
Wheeled tractor is a class of tractor, and namely traveling gear is the tractor of wheel.Existing wheeled tractor is all equipped with differential mechanism, but be not equipped with differential lock, because differential mechanism has the not poor feature turned round of differential, therefore when a certain side drive wheel of tractor is absorbed in soft, muddy terrain and seriously skids, because this side drive wheel adhesion reduces, the torque passing to driving wheel is just little, is not enough to overcome total motion resistance, now as slam open, the driving wheel trackslipped in original place can be made on the contrary to sink deeper and deeper.Because adhesion is minimum, this side drive wheel is just accelerated to trackslip, and because differential mechanism works, the then corresponding reduction or stop operating of opposite side driving wheel, causes tractor to be difficult to roll muddy soft location away from.
Model utility content
The technical problem that one, will solve
The purpose of this utility model is for the problems referred to above existing for prior art, spy provides a kind of differential-speed lock mechanism of wheeled tractor, if run into sunken car or monolateral driving skidding, when tractor can not advance, by operation differential-speed lock mechanism, left and right driving axle is rigidly connected, rolls skidding location away from same rotating speed.
Two, technological scheme
For solving the problems of the technologies described above, the utility model provides a kind of differential-speed lock mechanism of wheeled tractor, is positioned at the transmission case body of tractor, and described differential-speed lock mechanism comprises differential lock, differential lock shift fork, differential lock declutch shift shaft and differential lock operating handle; Described differential lock operating handle, described differential lock declutch shift shaft, described differential lock shift fork are connected with described differential lock successively sequential transmissions, described differential lock is set to relative with the position of the differential pinion gear in described transmission case body, and described differential lock is connected with the lock pin for locking this differential pinion gear towards one end of described differential pinion gear.
Wherein, in the differential-speed lock mechanism of above-mentioned wheeled tractor, also comprise the operating handle supporting base be arranged on transmission case body outer wall, described differential lock operating handle is hinged on described operating handle supporting base.
Wherein, in the differential-speed lock mechanism of above-mentioned wheeled tractor, one end of described differential lock declutch shift shaft is stretched in described transmission case body and is fastenedly connected with described differential lock shift fork, and the other end and described differential lock operating handle are in transmission connection.
Wherein, in the differential-speed lock mechanism of above-mentioned wheeled tractor, between described differential lock declutch shift shaft and described transmission case body outer wall, be provided with differential lock Returnning spring.
Wherein, in the differential-speed lock mechanism of above-mentioned wheeled tractor, described differential lock shift fork having fastener hole, by fastening piece being inserted in described fastener hole, described differential lock declutch shift shaft being fastened in the axis hole of described differential lock shift fork.
Wherein, in the differential-speed lock mechanism of above-mentioned wheeled tractor, the head of described differential lock operating handle is connected with handle.
Three, the beneficial effects of the utility model
Compared with prior art, the differential-speed lock mechanism of wheeled tractor of the present utility model, make when tractor runs into sunken car or monolateral driving is skidded and can not advance, by operating this differential-speed lock mechanism, left and right driving axle being rigidly connected, rolling skidding location away from same rotating speed, and after tractor rolls skidding location away from, as long as unclamp operating handle, under the effect of Returnning spring, differential-speed lock mechanism effect will disappear.The differential-speed lock mechanism of wheeled tractor of the present utility model, has the advantage that structure is simple and easy to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the differential-speed lock mechanism of the wheeled tractor of the utility model embodiment;
Fig. 2 is the A portion enlarged view in Fig. 1;
Fig. 3 is the B portion enlarged view in Fig. 1;
Wherein:
1 is differential lock; 2 is differential lock shift fork; 3 is differential lock declutch shift shaft; 4 is differential lock operating handle; 5 is lock pin; 6 is operating handle supporting base; 7 is differential lock Returnning spring; 8 is fastener hole; 9 is handle;
100 is transmission case body; 101 is differential pinion gear.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but can not be used for limiting scope of the present utility model.
The structure of the differential-speed lock mechanism of the wheeled tractor in the utility model embodiment as shown in Figure 1 to Figure 3, is positioned at the transmission case body 100 of tractor.This differential-speed lock mechanism comprises differential lock 1, differential lock shift fork 2, differential lock declutch shift shaft 3 and differential lock operating handle 4, and differential lock operating handle 4, differential lock declutch shift shaft 3, differential lock shift fork 2 are connected with differential lock 1 successively sequential transmissions.Particularly, transmission case body 100 outer wall is provided with operating handle supporting base 6, differential lock operating handle 4 is hinged on operating handle supporting base 6, and the head of differential lock operating handle 4 is connected with handle 9, manipulates this differential lock operating handle 4 directly by handle 9.One end of differential lock declutch shift shaft 3 is stretched in transmission case body 100 and is fastenedly connected with differential lock shift fork 2, the other end and the differential lock operating handle 4 of differential lock declutch shift shaft 3 are in transmission connection, and being provided with differential lock Returnning spring 7 between differential lock declutch shift shaft 3 and transmission case body 100 outer wall, differential lock Returnning spring 7 is for the reset of differential lock declutch shift shaft 3.Differential lock shift fork 2 has fastener hole 8, by fastening piece is inserted in fastener hole 8, differential lock declutch shift shaft 4 is fastened in the axis hole of differential lock shift fork 2.Differential lock 1 is set to relative with the position of the differential pinion gear 101 in transmission case body 100, and differential lock 1 is connected with the lock pin 5 for locking this differential pinion gear 101 towards one end of differential pinion gear 101.
Like this, by handling the differential lock operating handle 4 be arranged on operating handle supporting base 6, drive the action of differential lock declutch shift shaft 3, differential lock declutch shift shaft 3 is fastened with the differential lock shift fork 2 in transmission case body 100, drives the differential lock 1 coordinated with differential lock shift fork 2, makes the differential pinion gear 101 in differential assembly locked, thus no longer there is differential function, and with differential lock Returnning spring 7, the differential function of differential mechanism after unclamping differential lock operating handle 4, can be recovered, not affect normal traveling and turning.This differential-speed lock mechanism structure is simple, easy to operate, can be good at solution and runs into sunken car or monolateral driving when skidding, the problem that tractor can not advance.
As mentioned above, the differential-speed lock mechanism of wheeled tractor of the present utility model, make when tractor runs into sunken car or monolateral driving is skidded and can not advance, by operating this differential-speed lock mechanism, left and right driving axle being rigidly connected, rolling skidding location away from same rotating speed, and after tractor rolls skidding location away from, as long as unclamp operating handle, under the effect of Returnning spring, differential-speed lock mechanism effect will disappear.
The differential-speed lock mechanism of wheeled tractor of the present utility model, has the advantage that structure is simple and easy to operate.
Below be only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. the differential-speed lock mechanism of a wheeled tractor, be positioned at the transmission case body (100) of tractor, it is characterized in that, described differential-speed lock mechanism comprises differential lock (1), differential lock shift fork (2), differential lock declutch shift shaft (3) and differential lock operating handle (4); Described differential lock operating handle (4), described differential lock declutch shift shaft (3), described differential lock shift fork (2) are connected with described differential lock (1) successively sequential transmissions, described differential lock (1) is set to relative with the position of the differential pinion gear (101) in described transmission case body (100), and described differential lock (1) is connected with the lock pin (5) for locking this differential pinion gear (101) towards one end of described differential pinion gear (101).
2. the differential-speed lock mechanism of wheeled tractor according to claim 1, it is characterized in that, also comprise the operating handle supporting base (6) be arranged on transmission case body (100) outer wall, described differential lock operating handle (4) is hinged on described operating handle supporting base (6).
3. the differential-speed lock mechanism of wheeled tractor according to claim 2, it is characterized in that, one end of described differential lock declutch shift shaft (3) is stretched in described transmission case body (100) and is fastenedly connected with described differential lock shift fork (2), and the other end and described differential lock operating handle (4) are in transmission connection.
4. the differential-speed lock mechanism of wheeled tractor according to claim 3, is characterized in that, is provided with differential lock Returnning spring (7) between described differential lock declutch shift shaft (3) and described transmission case body (100) outer wall.
5. the differential-speed lock mechanism of wheeled tractor according to claim 3, it is characterized in that, described differential lock shift fork (2) has fastener hole (8), by fastening piece being inserted in described fastener hole (8), described differential lock declutch shift shaft (3) is fastened in the axis hole of described differential lock shift fork (2).
6. the differential-speed lock mechanism of wheeled tractor according to any one of claim 1 to 5, is characterized in that, the head of described differential lock operating handle (4) is connected with handle (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207629.3U CN204512357U (en) | 2015-04-08 | 2015-04-08 | The differential-speed lock mechanism of wheeled tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520207629.3U CN204512357U (en) | 2015-04-08 | 2015-04-08 | The differential-speed lock mechanism of wheeled tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204512357U true CN204512357U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520207629.3U Active CN204512357U (en) | 2015-04-08 | 2015-04-08 | The differential-speed lock mechanism of wheeled tractor |
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| Country | Link |
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| CN (1) | CN204512357U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539610A (en) * | 2016-01-15 | 2016-05-04 | 柳州市柳城红科机械制造有限公司 | Multifunctional steering wheel tractor |
| CN110107673A (en) * | 2018-02-01 | 2019-08-09 | 长城汽车股份有限公司 | Differential lock device and vehicle for vehicle |
| WO2020048182A1 (en) * | 2018-09-04 | 2020-03-12 | 郭放 | Differential locking mechanism |
-
2015
- 2015-04-08 CN CN201520207629.3U patent/CN204512357U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539610A (en) * | 2016-01-15 | 2016-05-04 | 柳州市柳城红科机械制造有限公司 | Multifunctional steering wheel tractor |
| CN105539610B (en) * | 2016-01-15 | 2018-04-06 | 柳州市柳城红科机械制造有限公司 | A kind of multi-functional steering wheel tractor |
| CN110107673A (en) * | 2018-02-01 | 2019-08-09 | 长城汽车股份有限公司 | Differential lock device and vehicle for vehicle |
| CN110107673B (en) * | 2018-02-01 | 2021-09-21 | 长城汽车股份有限公司 | Differential lock device for vehicle and vehicle |
| WO2020048182A1 (en) * | 2018-09-04 | 2020-03-12 | 郭放 | Differential locking mechanism |
| CN112368495A (en) * | 2018-09-04 | 2021-02-12 | 郭放 | Differential locking mechanism |
| CN112368495B (en) * | 2018-09-04 | 2021-11-09 | 郭放 | Differential locking mechanism |
| US11204086B2 (en) | 2018-09-04 | 2021-12-21 | Fang Guo | Differential locking mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |