CN201093047Y - Steering wheel type tractor forerunner differential lock - Google Patents
Steering wheel type tractor forerunner differential lock Download PDFInfo
- Publication number
- CN201093047Y CN201093047Y CNU2007200818576U CN200720081857U CN201093047Y CN 201093047 Y CN201093047 Y CN 201093047Y CN U2007200818576 U CNU2007200818576 U CN U2007200818576U CN 200720081857 U CN200720081857 U CN 200720081857U CN 201093047 Y CN201093047 Y CN 201093047Y
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- reduction gear
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- 241000282414 Homo sapiens Species 0.000 claims description 7
- 230000008093 supporting effect Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000009191 jumping Effects 0.000 abstract 1
- 230000008676 import Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model discloses a steering wheel type tractor predecessor differential lock, which comprises a left and a right speed reduction gears which are geared with the differential gear and shafts of the left and the right speed reduction gears. The invention is characterized in that the invention also comprises a splined shaft which are prolonged on a left speed reduction gear wheel, a drawing groove which is externally arranged, an inner hole which is matched with the splined shaft, a lateral concave-convex embedded-type main wheel which can transversely move on the splined shaft, a lateral concave-convex embedded-type trailing wheel which is corresponded with the lateral concave-convex embedded-type main wheel and is arranged on the corresponded side of the right speed reduction gear, and the concave-convex side is opposite to the concave-convex side of the concave-convex embedded-type main wheel, and the concave-convex side and the concave-convex side of the concave-convex embedded-type main wheel can be mutually embedded and a drawing fork which can dial a concave-convex embedded-type main lateral wheel and is opposite to the pulling groove of the concave-convex embedded-type main wheel. The steering wheel type tractor predecessor differential lock solves the phenomenon that one of two predecessor wheels of a tractor slips under the circumstance that jumping and/or two lateral force are not even, which is safe and reliable, and is suitable for various steering wheel type tractors.
Description
Technical field
The utility model relates to a kind of tractor, especially the preceding driving device of steering-wheel type tractor.
Background technique
The steering-wheel type tractor is used for cultivated land, whole ground and transportation in the vast rural area of China, and irrigation, generating and processing of farm products are used very generally.Existing steering-wheel type tractor is generally front-wheel drive, promptly in two front-wheel drive casees, mainly introduce power by differential mechanism, by left and right reduction gear and coaxial follower gear thereof respectively be fixed on two front wheel spindles on corresponding left and right driving gear, drive the rotation of two front-wheels.Differential mechanism comprises main planetary gear, left-hand star gear and dextrad star gear, main planetary gear both sides, and all be provided with corresponding teeth on the opposite side of left and right star gear and main planetary gear.Main planetary gear is done castellated the connection by the teeth of both sides with left and right star gear, and transferring power.Wherein, the order of transmitting again behind the power of introducing from main planetary gear is: corresponding left and right driving gear → two forerunners wheel on main planetary gear → left and right star gear → left and right reduction gear → left and right follower gear → two forerunner's wheel shafts.This main planetary gear with castellated connection of two side direction star gears be not very stable, particularly have beat and/situation of both sides unbalance stress under, main planetary gear passes to the power imbalance of both sides star gear and two driving wheels, can cause a skidding of taking turns, produce adverse factors, serious meeting causes the accident that can not travel.As everybody knows, the road in China rural area is very uneven at present, steep slope and slippery path.And, cultivated land, whole run into beat and/situation of both sides unbalance stress is a common occurrence.So above-mentioned skidding should cause enough attention, the machine master of making avoids unnecessary loss.
The model utility content
The purpose of this utility model provides a kind of steering-wheel type tractor forerunner differential lock, makes main planetary gear pass to the dynamical balancing of both sides star gear and two driving wheels, keeps the safety in production protection peasant's interests.
The technical solution of the utility model is:
A kind of steering-wheel type tractor forerunner differential lock, it comprises and the left and right reduction gear and the axle thereof of differential mechanism engagement, it is characterized in that also comprising:
The splined shaft that on a left side/right reduction gear axle, prolongs;
The outside is provided with pulls out groove, and endoporus and described splined shaft are supporting, and the concavo-convex embedding formula of the side direction main wheel that can laterally move on splined shaft;
Corresponding with the concavo-convex embedding formula of side direction main wheel, be located at the concavo-convex embedding formula of the side direction trailing wheel on another left side/right reduction gear respective side, but its concavo-convex side is relative with the concavo-convex side of concavo-convex embedding formula main wheel and the phase embedding;
With concavo-convex embedding formula main wheel to pull out groove corresponding, can stir the fork of concavo-convex embedding formula master side wheels.
Described fork can laterally pull out and move concavo-convex embedding formula master side wheels and the embedding mutually of the concavo-convex embedding formula of side direction trailing wheel, with left and right reduction gear and axle genlocing thereof.
The steering-wheel type tractor forerunner differential lock of above structure, by master and slave wheel of the concavo-convex embedding formula of side direction, can be the left and right reduction gear and the coaxial follower gear genlocing thereof of existing steering-wheel type tractor front-wheel drive structure, make the kinetic force that imports into from the differential mechanism main planetary gear stable and pass to two evenly and drive front-wheels.Solved existing steering-wheel type tractor and driven front-wheel, run into beat and/situation of both sides unbalance stress under, promptly go up a slope or rough road, highway section on, one takes turns skidding, has avoided the generation of accident, has improved working efficiency, has safeguarded peasant's interests.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structure for amplifying schematic representation that A looks among Fig. 1.
Embodiment
Below, the utility model is described in further detail in conjunction with the accompanying drawings.
Shown in Figure 1, be structural representation of the present utility model.In steering-wheel type tractor two front-wheel drive casees 1, comprise that the differential mechanism of main planetary gear 13, left-hand star gear 9 and dextrad star gear 15 is arranged in the drive cassette 1 by differential shaft 8.Shown in double dot dash line, this differential mechanism and other gear be not on a section.The teeth 14 of main planetary gear 13 by both sides respectively with left and right star gear 9 and 15 respective side on teeth 16 do castellated the connection, and transferring power.Left and right star gear 9 and 15 meshes with left and right reduction gear 6 and 17 respectively.The follower gear 5 on reduction gear 6 and its left side is fixedly connected with left side axle 4, and is arranged in the drive cassette 1 by bearing and bearing support.In like manner, the follower gear 19 on right reduction gear 17 and its right is fixedly connected with right axle 18, and is arranged in the drive cassette 1 by bearing and bearing support.Wherein, left side axle 4 and right axle 18 coexist on the center line.Left and right follower gear 5,19 respectively with actuation gear 32,22 engagements of axle on 20 of the axle 3 that is fixed on the near front wheel 2, off-front wheel 21.The inner of left front wheel shaft 3 and right front wheel shaft 20 also is respectively equipped with bearing and bearing support 28,23 supportings.Certainly, also should there be corresponding bearing and bearing block support in the inner of differential shaft 8, left side axle 4 and right axle 18, and succinct for drawing do not drawn in the drawings.
Among Fig. 1, prolonged one section splined shaft 26 on the left side axle 4 on reduction gear 6 right sides, on this splined shaft 26, cooperated to be with the concavo-convex embedding formula of side direction main wheel 29, and can about on the axle 26, move flexibly.The left end of the concavo-convex embedding formula of side direction main wheel 29 is provided with the recessed groove 31 that pulls out outward, and right-hand member is provided with all uniformly-spaced to the right concavo-convex 27.At the recessed jaw 30 that is inserted with fork 7 in the groove 31 that pulls out, the upper end of fork 7 and 11 movable connections of pole socket, pole socket 11 is defended tenaciously with drive cassette 1 and is connected.Side at pole socket 11 is provided with the dead man positioning screwn 10 that can push up dead man 7, and the top of dead man 7 is fixed with handle 12.Handle with sleeve 12 can be by dead man 7 left or the concavo-convex embedding formula of the side direction that moves right main wheel 29, when moving right, its concavo-convex 27 can with concavo-convex 25 embedding mutually of the concavo-convex embedding formula of the side direction on right side trailing wheel 24.Because trailing wheel 24 and reduction gear 17 and axle 18 thereof are fixedlyed connected, reduction gear 6 also with its 4 and 26 fixing company.So concavo-convex 25,27 phase embedding can lock left and right reduction gear 6 and 17 mutually, be stable and balance even two gears 6 and 17 are taken turns the power that obtains and spread out of, be not subjected to tractor beat and/influence of both sides unbalance stress.
Can find out obviously that in Fig. 1 the splined shaft 26 on reduction gear 6 right sides is with the structure of the concavo-convex embedding formula of side direction main wheel 29 and dead man 7 thereof, can exchange that the effect that is produced is the same, as long as the space at place allows with the structure of reduction gear 17 left side trailing wheels 24.
Shown in Figure 2, be the structure for amplifying schematic representation that A looks among Fig. 1, be mainly used in the structure that explanation splined shaft 26 cooperates with the concavo-convex embedding formula of side direction main wheel 29.As both jointing places not of the thick black line side table among the figure, splined shaft 26 is protruding key, and the endoporus of main wheel 29 is recessed key, and concavo-convex keyboard matching gap is very little, and main wheel 29 can move on axle 26 flexibly.The structure on concavo-convex 27 on main wheel 29 right sides also has been described, the interval equalization of recessed and projection among the figure; In like manner, from concavo-convex 25 structure identical with main concavo-convex 27, both recessed can corresponding embedding mutually with projection, locks mutually.The jaw up and down 30 of also having seen fork 7 among the figure from the side is stuck in recessed pulling out in the groove 31.
Working principle of the present utility model is:
Handle with sleeve 12, by the dead man 7 concavo-convex embedding formula of the side direction main wheel 29 that moves right, concavo-convex 25 embedding mutually of its concavo-convex the 27 concavo-convex embedding formula of the side direction with right side trailing wheel 24, locking mutually.Like this, the power that imports into from differential mechanism is no matter be through a left side or dextrad star gear 9,15 is passed to a left side or right reduction gear 6,17, because left and right reduction gear 6 and 17 locking mutually, their stressed and rotating speed all is identical.So it also is identical with 19 power with rotating speed that left and right reduction gear 6 and 17 is passed to its follower gear 5 respectively.And left and right follower gear 5 and 19 be respectively with two forerunners take turns on 2 and 21 wheel shafts 3,20 gear 32 and 22 the engagement, it also is identical with rotating speed that two forerunners take turns 2 and 21 power that obtain.Thereby solved tractor two forerunners take turns 2 and 21 run into beat and/the situation next round skidding of both sides unbalance stress, safe and reliable.
Claims (3)
1. steering-wheel type tractor forerunner differential lock, it comprises and left and right reduction gear (6,19) and (4,18) axle thereof of differential mechanism engagement, it is characterized in that also comprising:
Go up the splined shaft (26) that prolongs at left reduction gear axle (4);
The outside is provided with pulls out groove (31), and endoporus and described splined shaft (4) are supporting, and can go up the concavo-convex embedding formula of the side direction main wheel (29) that laterally moves at splined shaft (4);
Corresponding with the concavo-convex embedding formula of side direction main wheel (29), be located at the concavo-convex embedding formula of the side direction trailing wheel (24) on right reduction gear (17) respective side, the concavo-convex head (27) of its concavo-convex head (25) and concavo-convex embedding formula main wheel but relative also phase embedding;
With concavo-convex embedding formula main wheel (29) to pull out groove (31) corresponding, can pull out the fork (7) that moves concavo-convex embedding formula master side wheels (29).
2. according to the steering-wheel type tractor forerunner differential lock shown in the claim 1, it is characterized in that:
Described fork (7) can laterally pull out and move concavo-convex embedding formula master side wheels (29) and the concavo-convex embedding formula of side direction trailing wheel (24) embedding mutually, with left and right reduction gear (6,17) and axle (4,18) genlocing thereof.
3. according to the steering-wheel type tractor forerunner differential lock shown in claim 1 or 2, it is characterized in that:
The splined shaft (26) on reduction gear (6) right side is with the structure of the concavo-convex embedding formula of side direction main wheel (29) and dead man (7) thereof, can exchange with the structure of reduction gear (17) left side trailing wheel (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200818576U CN201093047Y (en) | 2007-11-03 | 2007-11-03 | Steering wheel type tractor forerunner differential lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200818576U CN201093047Y (en) | 2007-11-03 | 2007-11-03 | Steering wheel type tractor forerunner differential lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201093047Y true CN201093047Y (en) | 2008-07-30 |
Family
ID=39901014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200818576U Expired - Fee Related CN201093047Y (en) | 2007-11-03 | 2007-11-03 | Steering wheel type tractor forerunner differential lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201093047Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101590877B (en) * | 2009-07-09 | 2011-01-19 | 贾建有 | Steering wheel walking tractor |
| CN102371894A (en) * | 2011-09-28 | 2012-03-14 | 彭子瑞 | Synchronizer for preventing unilateral braking of vehicle |
| CN110005780A (en) * | 2018-12-17 | 2019-07-12 | 长沙桑铼特农业机械设备有限公司 | A kind of differential assembly and gearbox |
-
2007
- 2007-11-03 CN CNU2007200818576U patent/CN201093047Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101590877B (en) * | 2009-07-09 | 2011-01-19 | 贾建有 | Steering wheel walking tractor |
| CN102371894A (en) * | 2011-09-28 | 2012-03-14 | 彭子瑞 | Synchronizer for preventing unilateral braking of vehicle |
| CN110005780A (en) * | 2018-12-17 | 2019-07-12 | 长沙桑铼特农业机械设备有限公司 | A kind of differential assembly and gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WUZHOU SHANWANG TRACTOR MANUFACTURING CO., LTD. Free format text: FORMER OWNER: ZHANG ZHUFEN Effective date: 20090424 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090424 Address after: No. 338, the Guangxi Zhuang Autonomous Region Cangwu County, Long Wei Zhen southwest Boulevard zip code: 543100 Patentee after: Wuzhou Shanwang Tractor Manufacturing Co., Ltd. Address before: No. 338, the Guangxi Zhuang Autonomous Region Cangwu County, Long Wei Zhen southwest Boulevard zip code: 543100 Patentee before: Zhang Zhufen |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080730 Termination date: 20161103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |