CN208605561U - A kind of tractor transfer case and tractor - Google Patents
A kind of tractor transfer case and tractor Download PDFInfo
- Publication number
- CN208605561U CN208605561U CN201821066643.6U CN201821066643U CN208605561U CN 208605561 U CN208605561 U CN 208605561U CN 201821066643 U CN201821066643 U CN 201821066643U CN 208605561 U CN208605561 U CN 208605561U
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- forerunner
- shift fork
- transfer case
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Abstract
The utility model proposes a kind of tractor transfer cases, including box assembly, and it is set to power input module, oil pump driving assembly, rear-guard component, changeover module, precursor assemblies, the first pull-fork assembly and the second pull-fork assembly in box assembly, power input module is overlapped with the axle center of the oil pump driving assembly, rear-guard component is overlapped with the axle center of precursor assemblies, changeover module is set between power input combination and rear-guard component, and the first pull-fork assembly and the second pull-fork assembly are respectively arranged at the two sides of changeover module.The tractor transfer case of this structure, compared with the tractor transfer case of existing structure, it have independent forerunner, independent rear-guard, four-wheel drive, neutral gear function, at the same time it can also realize oil pump driving when transfer case exports independent forerunner, independent rear-guard, 4 wheel driven, neutral gear.Therefore, function is more powerful, and the scope of application is wider, using also lower with production cost.On the other hand, it is also proposed that a kind of tractor including above-mentioned tractor transfer case.
Description
Technical field
The utility model relates to agricultural mechanical field, in particular to a kind of tractor transfer case and tractor.
Background technique
For articulated wheeled tractor due to being turned to using articulated frame, front driving axle does not have turning function, therefore special
Front-wheel drive Shi He not used.But when articulated wheeled tractor is used for farmland operation, more powerful driving capability is needed,
Wheel-slip is prevented, leads to problems such as to fall into vehicle, frequently with four-wheel drive.And articulated wheeled tractor is engaged in transport on road
When operation, since the load of rear axle is big, the adhesive force of rear-wheel is big, is driven using rear-guard, and driving force is stronger.In addition, radial type wheel
Formula tractor needs the individually operated hydraulic system in shutdown or driving process, realizes the promotion of agricultural machinery and implement or the container cargo that comes down in torrents
Therefore, how one kind is provided and had both been able to achieve independent forerunner, independent rear-guard, four-wheel drive, neutral gear, moreover it is possible in various drives
The tractor transfer case of oil pump driving is realized under dynamic model formula and under neutral mode, and dilatory including this tractor transfer case
Machine, the technical issues of at those skilled in the art's urgent need to resolve.
Utility model content
Technical problem to be solved by the utility model is: providing, a kind of structure is relatively compact, can save space, and
Production cost and the low tractor transfer case of use cost, and the tractor including this tractor transfer case.
The solution of the utility model is achieved in that the utility model proposes a kind of tractor transfer cases, including
Box assembly, and the power input module, oil pump driving assembly, the rear-guard component, switch groups that are set in the box assembly
Part, precursor assemblies, the first pull-fork assembly and the second pull-fork assembly, the axis of the power input module and the oil pump driving assembly
The heart is overlapped, and the rear-guard component is overlapped with the axle center of precursor assemblies, the changeover module be set to the power input combination and
Between the rear-guard component, first pull-fork assembly and the second pull-fork assembly are respectively arranged at the two sides of the changeover module.
The tractor transfer case of this structure has independent forerunner, independent rear-guard, four compared with the tractor transfer case of existing structure
Wheel drive, the function of neutral gear, at the same time it can also realize oil when transfer case exports independent forerunner, independent rear-guard, 4 wheel driven, neutral gear
Pump driving.Therefore, in general, function is more powerful, and the scope of application is wider, also, its use cost and production cost
It is lower.
Another technical solution of the utility model is that on above-mentioned basis, the changeover module includes horizontally disposed
Splined shaft is additionally provided with moveable splined shaft forerunner gear and splined shaft rear-guard gear on the splined shaft.
Another technical solution of the utility model is that on above-mentioned basis, first pull-fork assembly is set including level
The rear-guard shift fork axle set, the rear-guard shift fork axle are equipped with moveable rear-guard shift fork；Second pull-fork assembly includes level
Forerunner's shift fork axle of setting, forerunner's shift fork axle are equipped with moveable forerunner's shift fork；In the rear-guard shift fork axle and forerunner
Several locked points for being respectively used to rear-guard shift fork axle and forerunner's shift fork axle are locked in fixed position are equipped in shift fork axle.
Another technical solution of the utility model is that on above-mentioned basis, one end of forerunner's shift fork is fixedly installed
In on splined shaft forerunner's gear, one end of the rear-guard shift fork is fixedly installed on splined shaft rear-guard gear；First shift fork
Component and the second pull-fork assembly respectively further comprise several telescopic first locking parts and the second locking part, first locking
Portion is used to cooperate with the locked point of the rear-guard component, and second locking part is used to match with the locked point of the precursor assemblies
It closes, rear-guard shift fork axle and forerunner's shift fork axle can be fixed on predetermined position respectively by first locking part and the second locking part.
Another technical solution of the utility model is that on above-mentioned basis, first locking part includes the first locking
Steel ball and the first locking spring for being set to described first locking steel ball one end, the locked point are to be set to the rear-guard to dial
Several recessed portions on fork shaft, the recessed portion are used to cooperate with the first locking steel ball, and first pull-fork assembly is also
Including can be in the rear-guard shift fork that rear-guard shift fork axle moves left and right；Second locking part is consistent with the structure of the first locking part.
Another technical solution of the utility model is that on above-mentioned basis, the power input module is set including level
The power input shaft set, the input shaft are equipped with driving gear and several sealing rings, bearing and retaining ring；The cabinet
Component includes cabinet and is removably secured the case lid being set on cabinet, and hanging ring is additionally provided on the case lid, the cabinet
Bottom is additionally provided with the portion of draining the oil.
Another technical solution of the utility model is that on above-mentioned basis, the oil pump driving assembly is set including level
The oil pump drive shaft set, the oil pump drive shaft are set to one end of the power input shaft, in the oil pump drive shaft or its
Periphery is additionally provided with oil pump pull-fork assembly and several sealing rings and bearing.
Another technical solution of the utility model is that on above-mentioned basis, the rear-guard component includes horizontally disposed
Rear-guard axis, and the first driven gear being set on rear-guard axis, be additionally provided on the rear-guard axis several sealing rings, retaining ring and
Bearing, and it is set to the end cap of shaft end.
Another technical solution of the utility model is that on above-mentioned basis, the precursor assemblies include horizontally disposed
Forerunner's axis, forerunner's axis are set to one end of the rear-guard axis, and forerunner's axis is equipped with the second driven gear, the rear-guard
It is additionally provided with several sealing rings, retaining ring and bearing on axis, and is set to the end cap of shaft end.
On the other hand, the utility model also proposes a kind of tractor, including independent forerunner, independent rear-guard, 4 wheel driven, neutral gear four
Kind station, and the tractor transfer case of oil pump driving can be realized in independent forerunner, independent rear-guard, 4 wheel driven, neutral gear, tractor point
Dynamic case is described in any item tractor transfer cases as above.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.
Fig. 1 is a kind of schematic cross-sectional view of tractor transfer case of the utility model；
Fig. 2 is a kind of external structure schematic diagram of tractor transfer case of the utility model；
Fig. 3 is transfer case input module part and oil pump driving assembly partial schematic diagram；
Fig. 4 is transfer case oil pump fork components schematic diagram；
Fig. 5 is transfer case changeover module partial schematic diagram；
Fig. 6 is transfer case rear-guard component and precursor assemblies partial schematic diagram；
Fig. 7 is the schematic diagram of transfer case the first fork component and the second fork component.
Appended drawing reference corresponding relationship are as follows:
1 power input module, 2 box assembly, 3 oil pump driving assembly
4 changeover module, 5 rear-guard component, 6 precursor assemblies
7 first pull-fork assembly, 8 second pull-fork assembly
11 12 first bolt of power input shaft, 13 first flange
14 first end cover, 15 second bolt, 16 first sealing ring
17 18 first retaining ring of driving gear, 19 first bearing
110 second sealing rings
The 4th bolt of 21 third bolt, 22 hanging ring 23
The 5th bolt of 24 case lid, 25 cabinet 26
31 oil pump drive shaft, 32 third sealing ring, 33 oil pump fixed seat
34 the 6th the 7th bolt of bolt 35,36 second flange
37 the 4th sealing ring, 38 second bearing, 39 3rd bearing
3A oil pump fork component 3A1 fork mobile jib 3A2 connecting rod
3A3 sliding block 3A4 the first snap ring 3A5 nut
The 5th sealing ring of 41 the 8th bolt 43 of second end cover 42
44 fourth bearing, 45 splined shaft, 46 splined shaft forerunner's gear
47 splined shaft rear-guard gears
51 5th bearing, 52 first driven gear, 53 second retaining ring
54 6th bearing, 55 third end cap, 56 third flange
The 6th sealing ring of 57 the 9th bolt 59 of rear-guard axis 58
512 second snap ring of the 7th sealing ring of 510 the tenth bolt 511
The 4th flange of 61 the 11st bolt 63 of forerunner's axis 62
The 9th sealing ring of 64 the 12nd bolt 66 of second end cover 65
67 second driven gear, 68 8th bearing, 69 third snap ring
The tenth sealing ring of 610 third retaining ring 611
73 first locking steel ball of the 11st sealing ring of 71 rear-guard shift fork axle 72
74 first 75 first screw of locking spring, 76 rear-guard shift fork
The 13rd bolt of 77 first washer 78
83 second screw of the 12nd sealing ring of 81 forerunner's shift fork axle 82
84 second 85 second locking steel ball of locking spring, 86 forerunner's shift fork
The 14th bolt of 87 second packing ring 88
Specific embodiment
The utility model is described in detail with reference to the accompanying drawing, the description of this part be only it is exemplary and explanatory,
There should not be any restriction effect to the protection scope of the utility model.In addition, those skilled in the art's retouching according to this document
It states, the corresponding combination can be carried out to the feature in embodiment in this document and in different embodiments.
The utility model embodiment is as follows, referring to Figure 1 to tractor transfer case shown in fig. 6 and its component, tractor
Transfer case specifically includes box assembly 2 and power input module 1 arranged in the box body, oil pump driving assembly 3, rear-guard group
Part 5, changeover module 4, precursor assemblies 6, the first pull-fork assembly 7 and the second pull-fork assembly 8, more specifically, power input module 1
It is overlapped with the axle center of the oil pump driving assembly 3, rear-guard component 5 is overlapped with the axle center of precursor assemblies 6, and changeover module 4 is set to
Between power input combination and rear-guard component 5, and the first pull-fork assembly 7 and the second pull-fork assembly 8 are respectively arranged at the switching
The two sides of component 4, the first pull-fork assembly 7 and the second pull-fork assembly 8 are specifically respectively rear-guard pull-fork assembly and forerunner's shift fork group
Part.The tractor transfer case of this structure, compared with the tractor transfer case of existing structure, have independent forerunner, independent rear-guard,
Four-wheel drive, neutral gear function, at the same time it can also be realized when transfer case exports independent forerunner, independent rear-guard, 4 wheel driven, neutral gear
Oil pump driving.Therefore, in general, function is more powerful, and the scope of application is wider, also, its use cost and production cost
Also lower.
It for box assembly 2, specifically includes third bolt 21, bolt is installed, hanging ring 22, the 4th bolt 23 is ventilated
Bolt, case lid 24, cabinet 25, the 5th bolt 26, i.e. oil discharge screw.
On the basis of the above embodiments, in another embodiment of the utility model, for changeover module 4, as shown in figure 5,
Horizontally disposed splined shaft is specifically included, moveable splined shaft forerunner gear 46 and splined shaft rear-guard tooth are additionally provided on splined shaft
Wheel 47, in addition, changeover module 4 further includes second end cover 41, i.e. spline hubcap, the 8th bolt 42, i.e. splined shaft bolt of cover,
5th sealing ring 43, i.e. splined shaft end cap seal circle, fourth bearing 44, i.e. splined shaft deep-groove ball axle bearing.Wherein before splined shaft
It drives gear 46 and splined shaft rear-guard gear 47 to connect by the external splines of internal spline and splined shaft, splined shaft forerunner gear 46 and flower
Key axis rear-guard gear 47 can be moved forward and backward under the effect of respective shift fork along splined shaft respectively.Splined shaft both ends pass through splined shaft
In deep groove ball bearing installation casing.
On the basis of the above embodiments, in another embodiment of the utility model, as shown in fig. 7, for the first shift fork group
Part 7, i.e. rear-guard pull-fork assembly, specifically include horizontally disposed rear-guard shift fork axle 71, and rear-guard shift fork axle 71 is equipped with moveable
Rear-guard shift fork 76.In addition, further including the 11st sealing ring 72, the first locking steel ball 73, the first locking spring 74, the first screw
75, i.e. pressure regulating screw, the first washer 77, i.e. seal washer, the 13rd bolt 78, i.e. sealing bolt.For the second pull-fork assembly
8, i.e. forerunner's pull-fork assembly, including forerunner's shift fork axle 81, forerunner's shift fork axle 81 are equipped with moveable forerunner's shift fork 86.In addition,
It further include the 12nd sealing ring 82, the second screw 83, i.e. pressure regulating screw, the second locking spring 84, the second locking steel ball 85, second
Gas ket 87, i.e. seal washer, the 14th bolt 88, i.e. sealing bolt.Before one end of forerunner's shift fork 86 is fixedly installed on splined shaft
It drives on gear 46, one end of rear-guard shift fork 76 is fixedly installed on splined shaft rear-guard gear 47.
It is equipped with several in rear-guard shift fork axle 71 and in forerunner's shift fork axle 81 and is respectively used to a rear-guard shift fork axle 71 with before
The locked point that shift fork axle 81 is locked in fixed position is driven, further includes several telescopic first lockings on the first pull-fork assembly 7
Portion, the first locking part are used to cooperate with the locked point on the rear-guard axis 57, the locked point in the first locking part and rear-guard axis 57
After cooperation, rear-guard shift fork axle 71 can be fixed on predetermined position.It similarly, further include that several are scalable on the second pull-fork assembly 8
The second locking part, the second locking part is used for and locked point on forerunner's axis 61 cooperates, the second locking part and forerunner's axis 61
On locked point cooperation after, forerunner's shift fork axle 81 can be fixed on predetermined position.
On the basis of the above embodiments, in another embodiment of the utility model, as shown in fig. 7, the first locking part includes
First locking steel ball and the first locking spring for being set to described first locking steel ball one end, locked point be set to it is described after
Several recessed portions in shift fork axle 71 are driven, the recessed portion is used to cooperate with the first locking steel ball.And the second locking part
Consistent with the structure of the first locking part, forerunner's shift fork axle 81 is same or like with the structure of rear-guard shift fork axle 71.
On the basis of the above embodiments, in another embodiment of the utility model, as shown in figures 1 and 3, power input group
Part 1 includes horizontally disposed power input shaft 11, and input shaft is equipped with driving gear and several sealing rings, bearing and gear
Circle；More specifically, power input module 1 further includes the first bolt 12, inputs shaft loupling bolt, first flange 13, i.e. defeated
Enter shaft flange, first end cover 14, i.e. input shaft end cap, the second bolt 15, i.e. input shaft end bonnet bolt, the first sealing ring 16, i.e.
Input shaft end cap sealing ring, the first retaining ring 18 input shaft retaining ring, and first bearing 19, i.e. input shaft deep groove ball bearing, second is close
Seal 110 inputs Simmer ring.For input shaft driving gear by the input shaft shaft shoulder and input shaft retaining ring positioning, input shaft is left
End is mounted on cabinet by input shaft deep groove ball bearing, is positioned by input shaft end cap, and solid by input shaft end bonnet bolt
It is scheduled on cabinet, right end is mounted in oil pump drive shaft by ball bearing.Input shaft front end end cap is provided with input sealing
Circle, input shaft front end is equipped with input shaft flange, and input shaft flange is by input shaft flange bolt fastening on input shaft.
On the basis of the above embodiments, in another embodiment of the utility model, as shown in Figure 3 and Figure 4, oil pump driving group
Part 3 includes horizontally disposed oil pump drive shaft, and oil pump drive shaft is set to one end of power input shaft 11, in oil pump drive shaft or
Its periphery is additionally provided with oil pump pull-fork assembly and several sealing rings and bearing.More specifically, oil pump driving assembly 3 also wraps
Third sealing ring 32, oil pump fixed seat sealing ring, oil pump fixed seat 33 are included, the 6th bolt 34, i.e. oil pump fixed seat install bolt,
7th bolt 37, i.e. oil pump driving shaft flange installation bolt, second flange 36, i.e. oil pump driving shaft flange, the 4th sealing ring 37,
I.e. oil pump drives Simmer ring, second bearing 38, i.e. oil pump drive shaft deep groove ball bearing, 3rd bearing 39, i.e. needle bearing.Its
Middle oil pump pull-fork assembly 3A includes shift fork mobile jib 3A1, shift fork mobile jib connecting rod 3A2, sliding block 3A3, positioning snap ring 3A4, connecting rod
Nut 3A5 is installed.
On the basis of the above embodiments, in another embodiment of the utility model, as shown in fig. 6, for rear-guard component 5,
Including horizontally disposed rear-guard axis 57, and the first driven gear, i.e. 57 driven gear of rear-guard axis being set on rear-guard axis 57,
It is additionally provided with several sealing rings, retaining ring and bearing on rear-guard axis 57, and is set to the end cap of shaft end.More specifically, rear-guard
Component 5 further includes 5th bearing 51, i.e. needle bearing, the first driven gear 52, i.e. rear-guard axis driven gear, the second retaining ring 53,
That is rear-guard shaft retaining ring, 6th bearing 54, i.e. rear-guard axis deep groove ball bearing, third end cap 55, i.e. rear-guard hubcap, third flange
56, i.e. rear-guard shaft flange, the 9th bolt 58, i.e. rear-guard shaft loupling bolt, the 6th sealing ring 59, i.e. rear-guard Simmer ring, the tenth
Bolt 410, i.e. rear-guard shaft end bonnet bolt, the 7th sealing ring 511, i.e. rear-guard hubcap sealing ring, the second snap ring 512, i.e. rear-guard
Axis snap ring.
On the basis of the above embodiments, in another embodiment of the utility model, as shown in fig. 6, for precursor assemblies 6,
Including horizontally disposed forerunner's axis 61, forerunner's axis 61 is set to one end of the rear-guard axis 57, forerunner's axis 61 be equipped with second from
Moving gear, i.e. forerunner's axis driven gear are additionally provided with several sealing rings, retaining ring and bearing on rear-guard axis 57, and are set to axis
The end cap at end.More specifically, precursor assemblies 6 further include the 11st bolt 62, forerunner's shaft loupling bolt, the 4th flange 63, i.e.
Forerunner's shaft flange 63, second end cover 64, i.e. forerunner's hubcap, the 12nd bolt 65, i.e. forerunner shaft end bonnet bolt, the 9th sealing ring
66, i.e. forerunner's hubcap sealing ring, 8th bearing 68, i.e. forerunner's axis deep groove ball bearing, third snap ring 69, i.e. forerunner's axis snap ring,
Third retaining ring 610, i.e. forerunner's shaft retaining ring 610, the tenth sealing ring 611, i.e. forerunner's Simmer ring 611.
In the course of work, transfer case input shaft driving gear is often engaged with splined shaft forerunner gear 46, splined shaft forerunner's tooth
Wheel 46 can be moved forward and backward, when splined shaft forerunner gear 46 is moved to front end under the action of forerunner's shift fork 86 on splined shaft
When forerunner position, power is transferred to splined shaft forerunner gear 46 by input shaft driving gear, then is transferred to forerunner's axis driven gear,
It is transferred to forerunner's axis 61 again, realizes forerunner.When splined shaft forerunner gear 46 is moved to rear end neutral gear position, forerunner's cutting.
But since the facewidth of input shaft driving gear is greater than 2 times of splined shaft forerunner gears 46, power at this time is also continued by inputting
Axis driving gear is transferred to splined shaft forerunner gear 46.When rear-guard shift fork 76 makes splined shaft rear-guard gear 47 in front end rear-guard position
When setting, rear-guard is realized, power transmission line is: input shaft driving gear, splined shaft forerunner gear 46, splined shaft, splined shaft
Rear-guard gear 47, rear-guard axis driven gear, rear-guard axis 57 realize rear-guard；When rear-guard shift fork 76 makes splined shaft rear-guard gear 47 exist
When intermediate neutral gear position, rear driving force is cut off, and realizes neutral gear.When oil pump driving lever engages oil pump driving gear, oil is realized
Pump driving, power transmission line is: input shaft, oily pump driver gear, oil pump drive shaft.Forerunner's shift fork 86 and rear-guard shift fork 76
Neutral gear, forerunner, rear-guard and 4 wheel driven may be implemented in different location combination, and the oil pump individually controlled by oil pump driving lever can realize independence
Open and close can all be operated alone oil pump in the state of neutral gear, forerunner, rear-guard and 4 wheel driven, widen transfer case usage scenario.
On the other hand, the utility model also proposes that one kind has independent forerunner, independent rear-guard, four kinds of 4 wheel driven, neutral gear stations,
And the tractor transfer case of oil pump driving can be realized in independent forerunner, independent rear-guard, 4 wheel driven, neutral gear, it is more specifically, described
Tractor transfer case is tractor transfer case as described above.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of tractor transfer case, which is characterized in that including box assembly, and the power being set in the box assembly
Input module, oil pump driving assembly, rear-guard component, changeover module, precursor assemblies, the first pull-fork assembly and the second pull-fork assembly,
The power input module is overlapped with the axle center of the oil pump driving assembly, the axle center weight of the rear-guard component and precursor assemblies
It closes, the changeover module is set between power input combination and the rear-guard component, first pull-fork assembly and the
Two pull-fork assemblies are respectively arranged at the two sides of the changeover module.
2. tractor transfer case according to claim 1, which is characterized in that the changeover module includes horizontally disposed flower
Key axis is additionally provided with moveable splined shaft forerunner gear and splined shaft rear-guard gear on the splined shaft.
3. tractor transfer case according to claim 2, which is characterized in that first pull-fork assembly includes horizontally disposed
Rear-guard shift fork axle, the rear-guard shift fork axle be equipped with moveable rear-guard shift fork；
Second pull-fork assembly includes horizontally disposed forerunner's shift fork axle, and forerunner's shift fork axle is equipped with moveable forerunner
Shift fork；
In the rear-guard shift fork axle and several, which are equipped with, in forerunner's shift fork axle is respectively used to a rear-guard shift fork axle and forerunner's shift fork
Axis is locked in the locked point of fixed position.
4. tractor transfer case according to claim 3, which is characterized in that one end of forerunner's shift fork is fixedly installed on
On splined shaft forerunner's gear, one end of the rear-guard shift fork is fixedly installed on splined shaft rear-guard gear；
First pull-fork assembly and the second pull-fork assembly respectively further comprise several telescopic first locking parts and the second lock
Stop, first locking part are used to cooperate with the locked point of the rear-guard component, second locking part be used for it is described before
The locked point cooperation of component is driven, first locking part and the second locking part can respectively consolidate rear-guard shift fork axle and forerunner's shift fork axle
It is scheduled on predetermined position.
5. tractor transfer case according to claim 4, which is characterized in that first locking part includes the first locking steel
Ball and the first locking spring for being set to described first locking steel ball one end, the locked point are to be set to the rear-guard shift fork
Several recessed portions on axis, the recessed portion are used to cooperate with the first locking steel ball, and first pull-fork assembly also wraps
Including can be in the rear-guard shift fork that rear-guard shift fork axle moves left and right；Second locking part is consistent with the structure of the first locking part.
6. tractor transfer case according to claim 5, which is characterized in that the power input module includes horizontally disposed
Power input shaft, the input shaft be equipped with driving gear and several sealing rings, bearing and retaining ring；The cabinet group
Part includes cabinet and is removably secured the case lid being set on cabinet, and hanging ring, the bottom of the cabinet are additionally provided on the case lid
Portion is additionally provided with the portion of draining the oil.
7. tractor transfer case according to claim 6, which is characterized in that the oil pump driving assembly includes horizontally disposed
Oil pump drive shaft, the oil pump drive shaft is set to one end of the power input shaft, in the oil pump drive shaft or outside it
It encloses and is additionally provided with oil pump pull-fork assembly and several sealing rings and bearing.
8. tractor transfer case according to claim 7, which is characterized in that after the rear-guard component includes horizontally disposed
Axis, and the first driven gear being set on rear-guard axis are driven, is additionally provided with several sealing rings, retaining ring and axis on the rear-guard axis
It holds, and is set to the end cap of shaft end.
9. tractor transfer case according to claim 7, which is characterized in that before the precursor assemblies include horizontally disposed
Axis is driven, forerunner's axis is set to one end of the rear-guard axis, and forerunner's axis is equipped with the second driven gear, the rear-guard axis
On be additionally provided with several sealing rings, retaining ring and bearing, and be set to the end cap of shaft end.
10. a kind of tractor, including four kinds of independent forerunner, independent rear-guard, 4 wheel driven, neutral gear stations, and can in independent forerunner, individually
The tractor transfer case of oil pump driving is realized when rear-guard, 4 wheel driven, neutral gear, which is characterized in that the tractor transfer case is right
It is required that tractor transfer case described in any one of 1 to 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820664054 | 2018-05-04 | ||
| CN2018206640541 | 2018-05-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605561U true CN208605561U (en) | 2019-03-15 |
Family
ID=65667871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821066643.6U Active CN208605561U (en) | 2018-05-04 | 2018-07-05 | A kind of tractor transfer case and tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605561U (en) |
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2018
- 2018-07-05 CN CN201821066643.6U patent/CN208605561U/en active Active
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