CN207131829U - A kind of transfer box assembly and tractor - Google Patents
A kind of transfer box assembly and tractor Download PDFInfo
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- CN207131829U CN207131829U CN201721153199.7U CN201721153199U CN207131829U CN 207131829 U CN207131829 U CN 207131829U CN 201721153199 U CN201721153199 U CN 201721153199U CN 207131829 U CN207131829 U CN 207131829U
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- axle
- tooth
- box assembly
- transfer
- transfer box
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Abstract
The utility model proposes a kind of transfer box assembly, including transfer casing and the first power transmission shaft, second driving shaft, the 3rd power transmission shaft and the rear-guard axle that are arranged in the transfer casing, first power transmission shaft, second driving shaft, the 3rd power transmission shaft and rear-guard axle be arranged in parallel, first power transmission shaft includes axle band tooth, the second driving shaft includes two axles and two axle teeth being arranged on two axle, and module of the axle with tooth and two axle teeth is more than or equal to 4m.The transfer box assembly of this structure, have and slow down and the direction passing power function such as not, realize constant speed 4 wheel driven in the case of the cause not of uniform size of tractor front and back wheel.The position of rear-guard axle is with the main deceleration driving tooth of back axle in same level, the transmission efficiency driven after improving.The advantages of module is big, and load-carrying is stronger, and service life is longer.On the other hand, the utility model also proposes a kind of tractor for including above-mentioned transfer box assembly.
Description
Technical field
Agricultural mechanical field is the utility model is related to, more particularly to a kind of transfer box assembly and tractor.
Background technology
In recent years, with the continuous development of China's economy, various agricultural machinery, such as tractor, extensive utilization at present
In agricultural production, the efficiency of farming is substantially increased.
Use relatively broad tractor at present, have forerunner, rear-guard, also have 4 wheel driven, in addition, part producer
The tractor of production, forerunner, rear-guard or 4 wheel driven can switch over as needed, on the tractor of this type, synchronous transfer
Case is into essential equipment.
However, in practice, because tractor overloading is serious, loading capacity is two tons of tractor, is generally carried in use
Eight tons or more can be reached again, and the problems such as synchronous transfer case is more thin due to shell be present, and module is small, cause synchronization
Transfer case service life is short.In addition, the synchronous transfer case of existing structure, also exists and manipulates the problems such as difficult.
In summary, how to provide that a kind of loading capacity is big, service life length, and conveniently transfer case is total for operation
Into, and include the tractor of this transfer box assembly, into the technical problem of those skilled in the art's urgent need to resolve.
Utility model content
The technical problems to be solved in the utility model is：There is provided that a kind of loading capacity is big, service life length, and operation is more
Convenient transfer box assembly, and include the tractor of this transfer box assembly.
What solution of the present utility model was realized in：The utility model proposes a kind of transfer box assembly, including point
Dynamic casing and the first power transmission shaft, second driving shaft, the 3rd power transmission shaft and the rear-guard axle being arranged in the transfer casing, described the
One power transmission shaft, second driving shaft, the 3rd power transmission shaft and rear-guard axle be arranged in parallel, and first power transmission shaft includes axle band tooth, institute
Stating second driving shaft includes two axles and two axle teeth being arranged on two axle, module of the axle with tooth and two axle teeth
For 4m.The transfer box assembly of this structure, compared with the transfer box assembly of existing structure, have and slow down and the direction passing power such as not
Function, realize constant speed 4 wheel driven in the case of the cause not of uniform size of tractor front and back wheel.The position of rear-guard axle and the main deceleration driving tooth of back axle
In same level, the transmission efficiency driven after improving.The advantages of module is big, and load-carrying is stronger, and service life is longer.Cause
This, generally bigger with loading capacity, the advantages of easy to operate and service life is longer.
Another technical scheme of the present utility model is that on above-mentioned basis the toothed both ends of an axle are set respectively
In the both ends of the transfer casing, and can be rotated relative to the transfer casing.
Another technical scheme of the present utility model is that on above-mentioned basis the both ends of two axle are rotatably arranged
In in the transfer casing, the two axles tooth is coordinated with two axle by key, and the two axles tooth can move up in two axle
It is dynamic.
Another technical scheme of the present utility model is that on above-mentioned basis the 3rd power transmission shaft includes three axles and set
Three axle teeth being placed on three axle, the three axles tooth are fixedly installed on three axle.
Another technical scheme of the present utility model is that on above-mentioned basis the rear-guard axle is provided with slide teeth, institute
State slide teeth and can be driven in the rear by operating mechanism and moved back and forth on axle, realize the separation and combination of gear.
Another technical scheme of the present utility model is that on above-mentioned basis the rear-guard axle is provided with spline, described
The keyway coordinated with the spline is provided with slide teeth
Another technical scheme of the present utility model be it is above-mentioned basis on, the mould of the three axles tooth and the slide teeth
Number is 4m.
Another technical scheme of the present utility model is on above-mentioned basis, and more are additionally provided with the transfer casing and is added
Strengthening tendons, the reinforcement be arranged in parallel or arranged in a crossed manner.
On the other hand, the utility model also proposes a kind of tractor, including gearbox and is arranged at the gearbox side
Transfer box assembly, the transfer box assembly is any one of the as above transfer box assembly.
Another technical scheme of the present utility model is on above-mentioned basis, and active umbrella is additionally provided with the tractor
Tooth, one end of the active umbrella tooth are arranged in the gearbox, and the other end of the active umbrella tooth connects with axle band tooth
Connect, when the active umbrella tooth rotates, drive the axle band tooth spiral to turn.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
Fig. 1 is the structural representation of a kind of gearbox of the utility model and transfer box assembly；
Fig. 2 is the left view of transfer box assembly in Fig. 1；
Fig. 3 be Fig. 2 in A-A to schematic cross-sectional view.
Reference corresponding relation is：
The transfer box assembly of 1 gearbox, 2 active umbrella tooth 3
The axle of the 4 transfer casing 5 one band axle of tooth 6 two
The axle of 7 two axle tooth, 8 three axle tooth 9 three
The rear-guard axle of 10 slide teeth 11
Embodiment
The utility model is described in detail below in conjunction with the accompanying drawings, the description of this part be only it is exemplary and explanatory,
There should not be any restriction effect to the scope of protection of the utility model.In addition, those skilled in the art's retouching according to this document
State, respective combination can be carried out to the feature in embodiment in this document and in different embodiments.
The utility model embodiment is as follows, gearbox 1 and transfer box assembly 3 shown in Fig. 1 to Fig. 3 is referred to, for dragging
In machine drawing, the first power transmission shaft, second driving shaft, the 3rd power transmission shaft and rear-guard axle 11, also, the first power transmission shaft, are specifically included
Two power transmission shafts, the 3rd power transmission shaft and rear-guard axle 11 be arranged in parallel, for the first power transmission shaft, as shown in Figure 2, specifically include an axle
Band tooth 5, and second driving shaft specifically includes two axles 6 and two axle teeth 7 being arranged on two axles 6, module be more than or equal to
4m.The transfer box assembly 3 of this structure, compared with the transfer box assembly 3 of existing structure, transfer casing 4 is redesigned, shell
Body thickness correspondingly increases, and module effectively improves, and the transmission efficiency of gear is undoubtedly also higher.Therefore, generally have
There is the advantages of loading capacity is bigger, and easy to operate and service life is longer.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figures 1 and 3, axle band tooth 5
Both ends be respectively arranged at the both ends of transfer casing 4, and can be rotated relative to transfer casing 4, more specifically, axle band tooth 5
Both ends can be arranged at respectively by bearing in the transfer casing 4.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figures 1 and 3, two axles 6 are set
It is similar with axle band tooth 5 to put mode, the both ends of two axles 6 are rotationally arranged in transfer casing 4, and two axle teeth 7 pass through with two axles 6
Spline fitted, two axles 6 are provided with spline, and two axle teeth 7 are provided with the keyway with spline fitted.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figures 1 and 3, passed for the 3rd
Moving axis, specifically includes three axles 9 and three axle teeth 8 being arranged on three axles 9, three axle teeth 8 are fixedly installed on three axle 9.Need
Illustrate, in other embodiments, three axle teeth 8 can also be arranged to movable, you can be moved left and right on three axles 9,
And the fit system between three axles 9 and three axle teeth 8 can also be varied.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figures 1 and 3, for rear-guard axle
11, the slide teeth 10 being arranged on rear-guard axle 11 is specifically included, slide teeth 10 can move back and forth on rear-guard axle 11, and when its shifting
When moving to precalculated position, can together with rear-guard axle 11 synchronous rotary, or both asynchronous rotation.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figures 1 and 3, for rear-guard axle
Cooperation between 11 and slide teeth 10, in one embodiment, preferably spline fitted, if being set that is, on rear-guard axle 11 includes
The spline of dry spline, the endoporus of slide teeth 10 are provided with the keyway coordinated with spline.Slide teeth 10 is by operating mechanism, in rear-guard
Slided on axle 11, realize separation and combination with three axle teeth 8.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figures 1 and 3, for three axle teeth
8 and the modulus of slide teeth 10, it is 3-5m, preferably 4m as modulus of the axle with the axle tooth 7 of tooth 5 and two.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Fig. 2 to improve transfer casing 4
Intensity, be additionally provided with more reinforcements in transfer casing 4, more reinforcements be arranged in parallel, can also be arranged in a crossed manner, set-up mode
It is varied, it is not especially limited herein.
On the other hand, the utility model also proposes a kind of tractor, including the gearbox 1 shown in Fig. 1, and is arranged at
The transfer box assembly 3 on the right side of gearbox 1, transfer box assembly 3 are specially transfer box assembly 3 as described above.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 1, being additionally provided with tractor
Active umbrella tooth 2, one end of active umbrella tooth 2, the left end specially shown in figure are arranged in gearbox 1, active umbrella tooth 2 it is another
End, i.e., the right-hand member shown in figure are fixedly connected with the axle band tooth 5 of transfer box assembly 3, when active umbrella tooth 2 rotates, drive one
Axle band tooth 5 rotates.
The gearbox 1 and transfer box assembly 3 of said structure, operation principle is as follows：
When gear in gearbox 1 drives the active umbrella tooth 2 to rotate, deliver torque to axle band tooth 5, then from top to bottom according to
It is secondary to be transferred to two axle teeth 7, three axle teeth 8, when when slide teeth 10 engages with three axle teeth 8, being driven after being passed to by rear-guard axle 11
Axle, realize four-wheel drive.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of transfer box assembly (3), it is characterised in that including transfer casing (4) and be arranged in the transfer casing (4)
First power transmission shaft, second driving shaft, the 3rd power transmission shaft and rear-guard axle (11), first power transmission shaft, second driving shaft, the 3rd pass
Moving axis and rear-guard axle (11) be arranged in parallel, and first power transmission shaft includes axle band tooth (5), and the second driving shaft includes two axles
(6) and the two axle teeth (7) that are arranged on two axle (6), module of the axle with tooth (5) and two axle teeth (7) is big
In or equal to 4m.
2. transfer box assembly (3) according to claim 1, it is characterised in that both ends of the axle with tooth (5) are set respectively
The both ends of the transfer casing (4) are placed in, and can be rotated relative to the transfer casing (4).
3. transfer box assembly (3) according to claim 2, it is characterised in that the both ends of two axle (6) are rotatably set
It is placed in the transfer casing (4), the two axles tooth (7) is coordinated with two axle (6) by key, and the two axles tooth (7) can
Moved on two axle (6).
4. transfer box assembly (3) according to claim 3, it is characterised in that the 3rd power transmission shaft include three axles (9) and
Three axle teeth (8) being arranged on three axle (9), the three axles tooth (8) are fixedly installed on three axle (9).
5. transfer box assembly (3) according to claim 4, it is characterised in that the rear-guard axle (11) is provided with slide teeth
(10), the slide teeth (10) can in the rear be driven by operating mechanism and be moved back and forth on axle (11), realize the separation of gear with
With reference to.
6. transfer box assembly (3) according to claim 5, it is characterised in that the rear-guard axle (11) is provided with spline, institute
State the keyway for being provided with slide teeth (10) and coordinating with the spline.
7. transfer box assembly (3) according to claim 6, it is characterised in that the three axles tooth (8) and the slide teeth
(10) modulus is 4m.
8. transfer box assembly (3) according to claim 7, it is characterised in that be additionally provided with more on the transfer casing (4)
Reinforcement, the reinforcement be arranged in parallel or arranged in a crossed manner.
9. a kind of tractor, it is characterised in that total including gearbox (1) and the transfer case for being arranged at the gearbox (1) side
Into (3), the transfer box assembly (3) is transfer box assembly (3) any one of claim 1 to 8.
10. tractor according to claim 9, it is characterised in that active umbrella tooth (2), institute are additionally provided with the tractor
The one end for stating active umbrella tooth (2) is arranged in the gearbox (1), the other end and the axle band of the active umbrella tooth (2)
Tooth (5) connects, and when the active umbrella tooth (2) rotates, drives axle band tooth (5) rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721153199.7U CN207131829U (en) | 2017-09-08 | 2017-09-08 | A kind of transfer box assembly and tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721153199.7U CN207131829U (en) | 2017-09-08 | 2017-09-08 | A kind of transfer box assembly and tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207131829U true CN207131829U (en) | 2018-03-23 |
Family
ID=61637745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721153199.7U Active CN207131829U (en) | 2017-09-08 | 2017-09-08 | A kind of transfer box assembly and tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207131829U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458063A (en) * | 2018-05-18 | 2018-08-28 | 长沙桑铼特农业机械设备有限公司 | A kind of transfer case and tractor |
| CN108757899A (en) * | 2018-06-07 | 2018-11-06 | 安徽泗州拖拉机制造有限公司 | A kind of large tractor transfer case |
-
2017
- 2017-09-08 CN CN201721153199.7U patent/CN207131829U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458063A (en) * | 2018-05-18 | 2018-08-28 | 长沙桑铼特农业机械设备有限公司 | A kind of transfer case and tractor |
| CN108458063B (en) * | 2018-05-18 | 2024-04-26 | 长沙桑铼特农业机械设备有限公司 | Transfer case and tractor |
| CN108757899A (en) * | 2018-06-07 | 2018-11-06 | 安徽泗州拖拉机制造有限公司 | A kind of large tractor transfer case |
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| GR01 | Patent grant |