CN204512312U - A kind of gearbox engaging sleeve gear shifting structure of wheeled tractor - Google Patents
A kind of gearbox engaging sleeve gear shifting structure of wheeled tractor Download PDFInfo
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- CN204512312U CN204512312U CN201520205379.XU CN201520205379U CN204512312U CN 204512312 U CN204512312 U CN 204512312U CN 201520205379 U CN201520205379 U CN 201520205379U CN 204512312 U CN204512312 U CN 204512312U
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Abstract
The utility model discloses a kind of gearbox engaging sleeve gear shifting structure of wheeled tractor, comprise the first axle, the second axle, a gear driving gear, two gear driving gears, three gear driving gears, four gear driving gears, a gear driven gear, two gear driven gears, three gear driven gears, four gear driven gears, one or two gear engaging sleeves, three or four gear engaging sleeve, high to low gear engaging sleeve, high to low gear duplicate gear, two axle spline housings and low gear driven gears.The gearbox engaging sleeve gear shifting structure of a kind of wheeled tractor of the utility model adopts engaging sleeve structure, and the gear teeth do not participate in gear shift, and the soldered tooth number of teeth of bearing shifting shock load during gearshift is more, can not premature breakdown.Compared with sliding gearshift, gearshift stroke reduces, and improves operational comfort.
Description
Technical field
The utility model relates to tractor gear shifting structure field, specifically relates to a kind of gearbox engaging sleeve gear shifting structure of wheeled tractor.
Background technique
Existing middle-size and small-size tractor, most structural type is straight-tooth slippage gear shifting structure, and this structure is easy to manufacture, and structure is simple, but shortcoming is more; Because each shelves gear has different angular velocity during gearshift, adopt the mode gear shift of slip straight-tooth gear, can produce at gear teeth end face and impact, and be attended by noise, geared end can be made to wear and tear aggravate and premature breakdown, cause driving safety to reduce, the noise that gear shift simultaneously produces can make again travelling comfort reduce greatly.Only have driver by skilled operating technology (as bipod clutch), without impact when making gear shift, just can overcome above-mentioned shortcoming.But this moment, driver attention was disperseed, and can affect driving safety.
Model utility content
(1) technical problem that will solve
For the deficiency that prior art exists, the utility model provides a kind of gearbox engaging sleeve gear shifting structure that can overcome the wheeled tractor of above problem.
(2) technological scheme
For achieving the above object, the utility model provides a kind of gearbox engaging sleeve gear shifting structure of wheeled tractor, comprises the first axle, the second axle, a gear driving gear, two gear driving gears, three gear driving gears, four gear driving gears, a gear driven gear, two gear driven gears, three gear driven gears, four gear driven gears, one or two gear engaging sleeves, three or four gear engaging sleeve, high to low gear engaging sleeve, high to low gear duplicate gear, two axle spline housings and low gear driven gears;
A described gear driving gear, two gear driving gears, three gear driving gears, four gear driving gears, high to low gear duplicate gear are arranged on described first axle; Described two axle spline housings are enclosed within described second axle, a described gear driven gear, one or two gear engaging sleeves, two gear driven gears, three gear driven gears, three or four gear engaging sleeves, four gear driven gears are arranged on two axle spline housings successively, described low gear driven gear is arranged on the second axle, and described high to low gear engaging sleeve is arranged between described two axle spline housings and described low gear driven gear;
A described gear driving gear, two gear driving gears, three gear driving gears, four gear driving gears and described keep off driven gear, two and keep off driven gear, three and keep off driven gear, four and keep off driven gear one_to_one corresponding and engage.
Further, also comprise leader, described handle is for controlling described one or two gear engaging sleeves, three or four gear engaging sleeve and the work of high to low gear engaging sleeve.
Further, described handle keeps off engaging sleeve, three or four by cross bar and montant and described 1 and keeps off engaging sleeve and be connected with high to low gear engaging sleeve.
Further, described second axle is positioned at the lower end of described first axle, and described handle is arranged on the upper end of described first axle.
Further, described high to low gear duplicate gear comprises large driving gear and small transmission gear, and the lower end of described high to low gear duplicate gear is provided with bearing, and described bearing is positioned at described large driving gear lower end.
(3) beneficial effect
The gearbox engaging sleeve gear shifting structure of the utility model wheeled tractor adopts engaging sleeve structure, and the gear teeth do not participate in gear shift, and the soldered tooth number of teeth of bearing shifting shock load during gearshift is more, can not premature breakdown.Compared with sliding gearshift, gearshift stroke reduces, and improves operational comfort.
Accompanying drawing explanation
Fig. 1 is the structural representation of the gearbox engaging sleeve gear shifting structure of the utility model wheeled tractor.
Wherein, 1 is the first axle, and 2 is the second axle, and 3 is two gear driving gears, 4 is three gear driving gears, and 5 is four gear driving gears, and 6 is high to low gear duplicate gear, and 7 is a gear driven gear, 8 is one or two gear engaging sleeves, and 9 is two gear driven gears, and 10 is three gear driven gears, and 11 is three or four gear engaging sleeves, 12 is four gear driven gears, and 13 is housing, and 14 is two axle spline housings, and 15 is high to low gear engaging sleeve, 16 is low gear driven gear, and 17 is two axles, and 18 is bearing, 19 is handle, and 20 is cross bar, and 21 is montant.
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 are not used for limiting scope of the present utility model.
The structure of the gearbox engaging sleeve gear shifting structure of a kind of wheeled tractor of the present utility model as depicted in figs. 1 and 2, comprises housing 13, first axle 1, second axle 17, gear driving gear 2, two gear driving gear 3, three gear driving gear 4, four gear driving gear 5, gear driven gear 7, two and keeps off driven gear 9, three gear driven gear 10, four gear driven gear 12,1 gear engaging sleeve 8,34 gear engaging sleeve 11, high to low gear engaging sleeve 15, high to low gear duplicate gear 6, two axle spline housing 14 and low gear driven gear 16;
Described first axle 1 and the second axle 17 are arranged on described housing 13;
A described gear driving gear 2, two keeps off driving gear 3, three gear driving gear 4, four gear driving gear 5, high to low gear duplicate gear 6 is arranged on described first axle 1; Described two axle spline housings 14 are enclosed within described second axle 17, described gear driven gear 7,1 gear engaging sleeve 8, two gear driven gear 9, three gear driven gear 10, a 34 gear engaging sleeve 11, four keeps off driven gear 12 and is arranged on two axle spline housings 14 successively, described low gear driven gear 16 is arranged on the second axle 17, and described high to low gear engaging sleeve 15 is arranged between described two axle spline housings 14 and described low gear driven gear 16;
A described gear driving gear 2, two keeps off driving gear 3, three and keeps off driving gear 4, four and keep off driving gear 5 and described and keep off driven gear 7, two and keep off driven gear 9, three and keep off driven gear 10, four and keep off driven gear 12 one_to_one corresponding and engage.
Wherein, also comprise leader 19, described handle 19 keeps off engaging sleeves 11 and high to low gear engaging sleeve 15 work for controlling described one or two gear engaging sleeves 8,34.
Wherein, described handle 19 keeps off engaging sleeve 8,34 by cross bar 20 and montant 21 and described 1 and keeps off engaging sleeve 11 and be connected with high to low gear engaging sleeve 15.
Wherein, described second axle 17 is positioned at the lower end of described first axle 1, and described handle is arranged on the upper end of described first axle 1.
Wherein, described high to low gear duplicate gear 6 comprises large driving gear and small transmission gear, and the lower end of described high to low gear duplicate gear 6 is provided with bearing 18, and described bearing 18 is positioned at described large driving gear lower end.
During work, respectively to keep off transfer route as follows for gearbox:
High gear one is kept off: an axle 1--mono-keeps off driving gear 2--mono-and keeps off driven gear 7--mono-or two gear engaging sleeve 8--bis-axle spline housing 14--high to low gear engaging sleeve 15--second axle 17;
High gear two is kept off: an axle 1--bis-keeps off driving gear 3--bis-and keeps off driven gear 9--mono-or two gear engaging sleeve 8--bis-axle spline housing 14--high to low gear engaging sleeve 15--second axle 17;
High gear three is kept off: an axle 1--tri-keeps off driving gear 4--tri-and keeps off driven gear 10--tri-or four gear engaging sleeve 11--bis-axle spline housing 14--high to low gear engaging sleeve 15--second axle 17;
High gear four is kept off: an axle 1--tetra-keeps off driving gear 5--tetra-and keeps off driven gear 12--tri-or four gear engaging sleeve 11--bis-axle spline housing 14--high to low gear engaging sleeve 15--second axle 17;
Low gear one is kept off: an axle 1--mono-keeps off driving gear 2--mono-and keeps off driven gear 7--mono-or two gear engaging sleeve 8--bis-axle spline housing 14--high to low gear duplicate gear 6--low gear driven gear 16--high to low gear engaging sleeve 15--second axle 17;
Low gear two is kept off: an axle 1--bis-keeps off driving gear 3--bis-and keeps off driven gear 9--mono-or two gear engaging sleeve 8--bis-axle spline housing 14--high to low gear duplicate gear 6--low gear driven gear 16--high to low gear engaging sleeve 15--second axle 17;
Low gear three is kept off: an axle 1--tri-keeps off driving gear 4--tri-and keeps off driven gear 10--tri-or four gear engaging sleeve 11--bis-axle spline housing 14--high to low gear duplicate gear 6--low gear driven gear 16--high to low gear engaging sleeve 15--second axle 17;
Low gear four is kept off: an axle 1--tetra-keeps off driving gear 5--tetra-and keeps off driven gear 12--tri-or four gear engaging sleeve 11--bis-axle spline housing 14--high to low gear duplicate gear 6--low gear driven gear 16--high to low gear engaging sleeve 15--second axle 17.
The beneficial effects of the utility model: adopt engaging sleeve structure, the gear teeth do not participate in gear shift, and the soldered tooth number of teeth of bearing shifting shock load during gearshift is more, can not premature breakdown.Compared with sliding gearshift, gearshift stroke reduces, and improves operational comfort.
The above is only preferred implementation of the present utility model; should be understood 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 (5)
1. the gearbox engaging sleeve gear shifting structure of a wheeled tractor, it is characterized in that, comprise the first axle (1), second axle (17), one gear driving gear (2), two gears driving gear (3), three gears driving gear (4), four gears driving gear (5), one gear driven gear (7), two gears driven gear (9), three gears driven gear (10), four gears driven gear (12), one or two gears engaging sleeve (8), three or four gears engaging sleeve (11), high to low gear engaging sleeve (15), high to low gear duplicate gear (6), two axle spline housings (14) and low gear driven gear (16),
Described gear driving gear (2), two gears driving gear (3), three gears driving gear (4), four gears driving gear (5), high to low gear duplicate gear (6) are arranged on described first axle (1); Described two axle spline housings (14) are enclosed within described second axle (17), described gear driven gear (7), one or two gears engaging sleeve (8), two gears driven gear (9), three gears driven gear (10), three or four gears engaging sleeve (11), four gears driven gear (12) are arranged on two axle spline housings (14) successively, described low gear driven gear (16) is arranged on the second axle (17), and described high to low gear engaging sleeve (15) is arranged between described two axle spline housings (14) and described low gear driven gear (16);
Described gear driving gear (2), two gears driving gear (3), three gears driving gear (4), four gears driving gear (5) and described keep off driven gear (7), two and keep off driven gear (9), three and keep off driven gear (10), four and keep off driven gear (12) one_to_one corresponding and engage.
2. the gearbox engaging sleeve gear shifting structure of wheeled tractor as claimed in claim 1, it is characterized in that, also comprise leader (19), described handle (19) is for controlling described one or two gears engaging sleeve (8), three or four gears engaging sleeve (11) and high to low gear engaging sleeve (15) work.
3. the gearbox engaging sleeve gear shifting structure of wheeled tractor as claimed in claim 1 or 2, it is characterized in that, described high to low gear duplicate gear (6) comprises large driving gear and small transmission gear, the lower end of described high to low gear duplicate gear (6) is provided with bearing (18), and described bearing (18) is positioned at described large driving gear lower end.
4. the gearbox engaging sleeve gear shifting structure of wheeled tractor as claimed in claim 3, it is characterized in that, described handle (19) keeps off engaging sleeve (8), three or four by cross bar (20) and montant (21) and described 1 and keeps off engaging sleeve (11) and be connected with high to low gear engaging sleeve (15).
5. the gearbox engaging sleeve gear shifting structure of wheeled tractor as claimed in claim 4, it is characterized in that, described second axle (17) is positioned at the lower end of described first axle (1), and described handle (19) is arranged on the upper end of described first axle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520205379.XU CN204512312U (en) | 2015-04-08 | 2015-04-08 | A kind of gearbox engaging sleeve gear shifting structure of wheeled tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520205379.XU CN204512312U (en) | 2015-04-08 | 2015-04-08 | A kind of gearbox engaging sleeve gear shifting structure of wheeled tractor |
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| Publication Number | Publication Date |
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| CN204512312U true CN204512312U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520205379.XU Active CN204512312U (en) | 2015-04-08 | 2015-04-08 | A kind of gearbox engaging sleeve gear shifting structure of wheeled tractor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763718A (en) * | 2016-11-28 | 2017-05-31 | 广西大学 | Tractor gear manipulation device |
| CN110185750A (en) * | 2019-06-18 | 2019-08-30 | 关贺芳 | A kind of speed changer changing woven fabric speed based on gear ratio |
-
2015
- 2015-04-08 CN CN201520205379.XU patent/CN204512312U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763718A (en) * | 2016-11-28 | 2017-05-31 | 广西大学 | Tractor gear manipulation device |
| CN110185750A (en) * | 2019-06-18 | 2019-08-30 | 关贺芳 | A kind of speed changer changing woven fabric speed based on gear ratio |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |