CN203809615U - Multipurpose speed changing box - Google Patents
Multipurpose speed changing box Download PDFInfo
- Publication number
- CN203809615U CN203809615U CN201420099588.6U CN201420099588U CN203809615U CN 203809615 U CN203809615 U CN 203809615U CN 201420099588 U CN201420099588 U CN 201420099588U CN 203809615 U CN203809615 U CN 203809615U
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- China
- Prior art keywords
- shaft
- speed changing
- gear
- live axle
- power input
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a multipurpose speed changing box which comprises a main speed changing mechanism. An output end of the main speed changing mechanism is in transmission connection with a power output mechanism while an input end of the same is in transmission connection with an input speed changing mechanism. By adopting the above technical scheme, the conventional main speed changing mechanism with eight forward gears and two backward gears, the input speed changing mechanism and the power output mechanism are integrated in a same speed changing box, so that a transfer box is omitted, and the multipurpose speed changing box is enabled to be simpler in structure; two different speeds are input to the main speed changing mechanism through the input speed changing mechanism, so that gear positions of the speed changing box are increased, and the speed changing box is enabled to have sixteen forward gears and four backward gears without enabling the speed changing box to be complex and enlarging a shell of the speed changing box. Rear drive or four drive can be realized through the power output mechanism, so that engineering operation range of a tractor is expanded greatly, and the tractor is enabled to be suitable for engineering operation under different geographic conditions.
Description
Technical field
The utility model relates to a kind of variable transmission mechanism of used with tractor, especially a kind of multipurpose gearbox.
Background technique
At present tractor Transport Machinery is to realize conversion between friction speed by gearbox, tractor and Transport Machinery etc. are for realizing speed change and break-in function has to increase transfer case, this just need to arrange the combination of many gears and speed and direction changing gear in the housing of gearbox, this just makes gear too complicated, gearbox is too huge, existing gearbox has eight forward gears, two reverse gear, gear quantity can not meet tractor completely in agricultural, the demand of the industries such as forestry Transport Machinery, limited the use of tractor, affected people's construction operation.In addition, existing tractor adopts rear-guard mostly, when tractor load-carrying, owing to being short of power, easily occurs skidding, affects construction operation.
Summary of the invention
The technical problems to be solved in the utility model is for the deficiencies in the prior art, provide a kind of simple in structure, safe and reliable, having 16 forward gears and 4 reverses gear, there is 4 wheel driven function, and can realize conversion mutually between rear-guard and 4 wheel driven, can meet a kind of multipurpose gearbox of tractor several work requirement.
For addressing the above problem, the utility model is by the following technical solutions: a kind of multipurpose gearbox, comprise main speed-changing mechanism, the output terminal of described main speed-changing mechanism is connected with power take-off mechanism, and the input end of described main speed-changing mechanism is connected with input speed-change mechanism.
Below further improvement of the utility model:
Described main speed-changing mechanism comprises main drive shaft and output shaft.
Further improve:
Described main drive shaft comprises power input part and power carry-out part, main speed-changing mechanism is in transmission connection by power input part and the input speed-change mechanism of main drive shaft, and the power carry-out part of main speed-changing mechanism by main drive shaft and output shaft and power take-off mechanism are in transmission connection.
Further improve:
Described input speed-change mechanism comprises power input shaft, between the power input part of described power input shaft and main drive shaft, by gear transmission, is connected.
Further improve:
Described power input shaft and main drive shaft are arranged on same shaft axis.
Further improve:
On described power input shaft, slidably connect double-sliding gear, one side of described main drive shaft is connected with bridge shaft, on described bridge shaft, be fixedly connected with duplicate gear, on the power input part of main drive shaft, be fixedly connected with the first fixed gear, described the first fixed gear and duplicate gear are in transmission connection, position near power input shaft on the power input part of described main drive shaft is fixedly connected with the first engagement seats, and described double-sliding gear can slip and duplicate gear or the engagement of the first engagement seats on power input shaft.
Further improve:
Described power take-off mechanism comprises the hydraulic pump drive gear on the power carry-out part that is fixedly connected on main drive shaft.
Further improve:
Described power take-off mechanism also comprises the second fixed gear being fixedly connected with output shaft, and described the second fixed gear is connected with the 3rd fixed gear, on the 3rd fixed gear, is fixedly connected with the first live axle, and a side of the first live axle is provided with the second live axle.
Further improve:
The first live axle and the second live axle are arranged on same shaft axis, and described the first live axle and the second live axle are in transmission connection.
Further improve:
On described the second live axle, slidably connect slide teeth trap, on described the first live axle, near the position of the 3rd fixed gear, be fixedly connected with the second engagement seats, the engagement of realization and the second engagement seats or separated of can sliding on the second live axle of slide teeth trap.
The utility model adopts technique scheme, by traditional, there are eight forward gears and two and retreat the main speed-changing mechanism of gear and input speed-change mechanism and power take-off mechanism and be integrated in same gearbox, not only saved transfer case, make gearbox designs simpler, by input speed-change mechanism, realize two kinds of different speed simultaneously and be input to main speed-changing mechanism, and then widened the gear of gearbox, make gearbox there is the gear that retreats of 16 forward gears and 4, and the housing that does not make complexity that gear becomes and speed change think become huge.By power take-off mechanism, can realize rear-guard or 4 wheel driven, greatly widened the engineer operation scope of tractor and adapted to the differently engineer operation of condition.
Below in conjunction with accompanying drawing the technical solution of the utility model, be described further.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model embodiment's structural representation.
In figure: 1-power input shaft; 2-bridge shaft; 3-main drive shaft; 4-the second engagement seats; 5-output shaft; 6-the first live axle; 7-duplicate gear; 8-double-sliding gear; 9-the first fixed gear; 10-main speed-changing mechanism; 11-hydraulic pump drive gear; 12-the second fixed gear; 13-the 3rd fixed gear; 14-slide teeth trap; 15-input speed-change mechanism; 16-power take-off mechanism; 17-the second live axle; 18-the first engagement seats; 301-power input part; 302-power carry-out part.
Embodiment
Embodiment, as shown in Figure 1, a kind of multipurpose gearbox, comprise and there are 8 advance gear and 2 main speed-changing mechanisms 10 that retreat gear, the output terminal of described main speed-changing mechanism 10 is connected with power take-off mechanism 16, and the input end of described main speed-changing mechanism 10 is connected with input speed-change mechanism 15.
Described main speed-changing mechanism 10 comprises main drive shaft 3 and output shaft 5, described main drive shaft 3 comprises power input part 301 and power carry-out part 302, main speed-changing mechanism 10 is in transmission connection by power input part 301 and input speed-change mechanism 15, and main speed-changing mechanism 10 is in transmission connection with power take-off mechanism 16 by power carry-out part 302 and output shaft 5.
Described input speed-change mechanism 15 comprises the power input shaft 1 being connected with the spindle of motor, between the power input part 301 of described power input shaft 1 and main drive shaft 3, by gear transmission, be connected, described power input shaft 1 is arranged on same shaft axis with main drive shaft 3.
On described power input shaft 1, slidably connect double-sliding gear 8, one side of described main drive shaft 3 is connected with bridge shaft 2, on described bridge shaft 2, be fixedly connected with duplicate gear 7, on the power input part 301 of main drive shaft 3, be fixedly connected with the first fixed gear 9, described the first fixed gear 9 is in transmission connection with duplicate gear 7, position near power input shaft 1 on the power input part 301 of described main drive shaft 3 is fixedly connected with the first engagement seats 18, described double-sliding gear 8 can slide and make main drive shaft 3 can obtain two kinds of different rotating speeds when the same power input from duplicate gear 7 or the engagement of the first engagement seats 18 on power input shaft 1, and then the gear that advances that makes main speed-changing mechanism 10 expands to 16 gears, retreat gear and expand to 4.
Described power take-off mechanism 16 comprises the hydraulic pump drive gear 11 on the power carry-out part 302 that is fixedly connected on main drive shaft 3, hydraulic pump drive gear 11 is connected with hydraulic pump driving, for providing power to hydraulic system, the power carry-out part 302 of main drive shaft 3 can be in transmission connection with the farm implements such as sowing machine, rotary cultivator.
Described power take-off mechanism 16 also comprises the second fixed gear 12 being fixedly connected with output shaft 5, described the second fixed gear 12 is connected with the 3rd fixed gear 13, on the 3rd fixed gear 13, be fixedly connected with the first live axle 6, one side of the first live axle 6 is provided with the second live axle 17, the first live axle 6 and the second live axle 17 are arranged on same shaft axis, and described the first live axle 6 and the second live axle 17 are in transmission connection.
On described the second live axle 17, slidably connect slide teeth trap 14, position near the 3rd fixed gear 13 on described the first live axle 6 is fixedly connected with the second engagement seats 4, slide teeth trap 14 can be slided and be realized and the engagement of the second engagement seats 4 or separated on the second live axle 17, and then realizes that the first live axle 6 is in transmission connection with the second live axle 17 or separated.
When slide teeth trap 14 is with the second engagement seats 4 when separated, after input speed-change mechanism 15 is selected with main speed-changing mechanism 10 speed, by output shaft 5, export, the second fixed gear 12 on output shaft 5 drives the first live axle 6 to rotate transmission of power to the 3rd fixed gear 13, the three fixed gears 13 and realizes rear wheel drive; When slide teeth trap 14 and the second engagement seats 4 in conjunction with time, after input speed-change mechanism 15 is selected with main speed-changing mechanism 10 speed, by output shaft 5, export, the second fixed gear 12 on output shaft 5 is given the 3rd fixed gear 13 by transmission of power, the 3rd fixed gear 13 drives the first live axle 6 and the second live axle 17 to obtain synchronous speed, realizes four-wheel drive.At the output terminal of the first live axle 6 and the second live axle 17, install bevel gear additional and can realize break-in function.
Claims (10)
1. a multipurpose gearbox, comprise main speed-changing mechanism (10), the output terminal of described main speed-changing mechanism (10) is connected with power take-off mechanism (16), it is characterized in that: the input end of described main speed-changing mechanism (10) is connected with input speed-change mechanism (15).
2. a kind of multipurpose gearbox according to claim 1, is characterized in that: described main speed-changing mechanism (10) comprises main drive shaft (3) and output shaft (5).
3. a kind of multipurpose gearbox according to claim 2, it is characterized in that: described main drive shaft (3) comprises power input part (301) and power carry-out part (302), main speed-changing mechanism (10) is in transmission connection with input speed-change mechanism (15) by the power input part (301) of main drive shaft (3), and main speed-changing mechanism (10) is in transmission connection with power take-off mechanism (16) by power carry-out part (302) and the output shaft (5) of main drive shaft (3).
4. a kind of multipurpose gearbox according to claim 3, it is characterized in that: described input speed-change mechanism (15) comprises power input shaft (1), between the power input part (301) of described power input shaft (1) and main drive shaft (3), by gear transmission, be connected.
5. a kind of multipurpose gearbox according to claim 4, is characterized in that: described power input shaft (1) is arranged on same shaft axis with main drive shaft (3).
6. a kind of multipurpose gearbox according to claim 5, it is characterized in that: on described power input shaft (1), slidably connect double-sliding gear (8), one side of described main drive shaft (3) is connected with bridge shaft (2), on described bridge shaft (2), be fixedly connected with duplicate gear (7), on the power input part (301) of main drive shaft (3), be fixedly connected with the first fixed gear (9), described the first fixed gear (9) is in transmission connection with duplicate gear (7), the upper position near power input shaft (1) of power input part (301) of described main drive shaft (3) is fixedly connected with the first engagement seats (18), described double-sliding gear (8) can mesh with duplicate gear (7) or the first engagement seats (18) upper slip of power input shaft (1).
7. a kind of multipurpose gearbox according to claim 6, is characterized in that: described power take-off mechanism (16) comprises the hydraulic pump drive gear (11) on the power carry-out part (302) that is fixedly connected on main drive shaft (3).
8. a kind of multipurpose gearbox according to claim 7, it is characterized in that: described power take-off mechanism (16) also comprises the second fixed gear (12) being fixedly connected with output shaft (5), described the second fixed gear (12) is connected with the 3rd fixed gear (13), on the 3rd fixed gear (13), be fixedly connected with the first live axle (6), a side of the first live axle (6) is provided with the second live axle (17).
9. a kind of multipurpose gearbox according to claim 8, is characterized in that: the first live axle (6) is arranged on same shaft axis with the second live axle (17), and described the first live axle (6) is in transmission connection with the second live axle (17).
10. a kind of multipurpose gearbox according to claim 9, it is characterized in that: on described the second live axle (17), slidably connect slide teeth trap (14), the upper position near the 3rd fixed gear (13) of described the first live axle (6) is fixedly connected with the second engagement seats (4), and slide teeth trap (14) can realize and the engagement of the second engagement seats (4) or separated upper slip of the second live axle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420099588.6U CN203809615U (en) | 2014-03-06 | 2014-03-06 | Multipurpose speed changing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420099588.6U CN203809615U (en) | 2014-03-06 | 2014-03-06 | Multipurpose speed changing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203809615U true CN203809615U (en) | 2014-09-03 |
Family
ID=51448369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420099588.6U Withdrawn - After Issue CN203809615U (en) | 2014-03-06 | 2014-03-06 | Multipurpose speed changing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203809615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821884A (en) * | 2014-03-06 | 2014-05-28 | 朱英刚 | Multipurpose gearbox |
-
2014
- 2014-03-06 CN CN201420099588.6U patent/CN203809615U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821884A (en) * | 2014-03-06 | 2014-05-28 | 朱英刚 | Multipurpose gearbox |
| CN103821884B (en) * | 2014-03-06 | 2017-03-15 | 朱英钢 | Multipurpose gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20171114 |