CN206759977U - A kind of tractor three-link hitch - Google Patents
A kind of tractor three-link hitch Download PDFInfo
- Publication number
- CN206759977U CN206759977U CN201720491270.6U CN201720491270U CN206759977U CN 206759977 U CN206759977 U CN 206759977U CN 201720491270 U CN201720491270 U CN 201720491270U CN 206759977 U CN206759977 U CN 206759977U
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- CN
- China
- Prior art keywords
- hinged
- tractor
- lifting arm
- bearing
- link hitch
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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.)
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Abstract
The utility model provides a kind of tractor three-link hitch, including bearing, lifting arm, gag lever post, upper connecting rod, lift arm, lower pull bar, draw bar, suspension assembly is arranged with left and right sides of the bearing, the suspension assembly includes the lifting arm, the gag lever post, the lift arm and the lower pull bar, the lower end of the lift arm is hinged on the right-hand member of the bearing, the upper end of the lifting arm is hinged on the upper end of the lift arm, and the lower end of the lifting arm is hinged on the middle-end of the lower pull bar.The utility model tractor three-link hitch, it is quick and easy for installation, draw bar is connected between lifting arm and upper connecting rod, three-link hitch is limited to swing, ensure the stability of three-link hitch in operation process, and fixed block is welded with lifting arm and upper connecting rod, greatly improves the intensity of part, so as to effectively improve the service life of tractor three-link hitch.
Description
Technical field
A kind of tractor field is the utility model is related to, more particularly to a kind of tractor three-link hitch.
Background technology
During tractor traveling, because the road environment of operation often jolts fluctuating, 3 points on tractor hang
Hang device can produce it is very big rock, this can cause the component deterioration on three-link hitch serious, and due to part-structure
Insufficient strength, fracture or damage often occurs, substantially reduce the service life of three-link hitch.
Utility model content
【1】Technical problems to be solved
The technical problems to be solved in the utility model is to provide that a kind of quick and easy for installation, structural strength is high and stability
Good tractor three-link hitch.
【2】The technical scheme solved the problems, such as
The utility model provides a kind of tractor three-link hitch, including bearing 1, lifting arm 2, gag lever post 3, upper connecting rod
4th, lift arm 5, lower pull bar 6, draw bar 7, the left and right sides of the bearing 1 are arranged with suspension assembly, the suspension assembly bag
The lifting arm 2, the gag lever post 3, the lift arm 5 and the lower pull bar 6 are included, the lower end of the lift arm 5 is hinged on institute
The right-hand member of bearing 1 is stated, the upper end of the lifting arm 2 is hinged on the upper end of the lift arm 5, and the lower end of the lifting arm 2 is hinged
In the middle-end of the lower pull bar 6, the lower end of the lower pull bar 6 is hinged on the right-hand member of lower pull bar support, the lower end of the gag lever post 3
The right side of the lower end of bearing 1 is hinged on, the upper end of the gag lever post 3 is hinged on the middle-end of the lower pull bar 6, the upper connecting rod
4 one end is hinged on the front end of the bearing 1, and the middle-end of upper connecting rod 4 and the middle-end of the lifting arm 2 are right before and after being equipped with 2
The fixed block 8 of title, the centre of the fixed block 8 offer through hole, and the lifting arm 2 of the upper connecting rod 4 and both sides passes through
The draw bar 7 links together through the through hole.
Further, the front end of the bearing 1 is provided with free bearing, and one end of the upper connecting rod 4 is hinged on the free bearing, institute
State free bearing and be provided with some hinge holes, the hinge hole is symmetrical, equidistant arrangement from top to bottom.
Further, the quantity of the hinge hole is the even number more than or equal to 2.
Further, the middle-end of the lower pull bar 6 is provided with row's mounting hole, and the quantity for often arranging the mounting hole is more than or equal to
3.
Further, the both ends of the draw bar 7 are provided with drag hook and spacing hole, and the drag hook leads to after passing through the through hole
The spacing hole is crossed to fix.
Further, the fixed block 8 is vertically welded on the lifting arm 2 and the upper connecting rod 4.
【3】Beneficial effect
The utility model tractor three-link hitch, it is quick and easy for installation, it is connected between lifting arm and upper connecting rod
Draw bar, limitation three-link hitch are swung, and ensure the stability of the three-link hitch in operation process, and in lifting arm
With fixed block is welded with upper connecting rod, the intensity of part is greatly improved, so as to effectively improve making for tractor three-link hitch
Use the life-span.
Brief description of the drawings
Fig. 1 is the front view of the utility model tractor three-link hitch；
Fig. 2 is the right view of the utility model tractor three-link hitch；
Fig. 3 is the A partial enlarged drawings of the utility model tractor three-link hitch.
Embodiment
Below in conjunction with the accompanying drawings, the utility model embodiment is discussed in detail.
Refering to Fig. 1 to Fig. 3, the utility model provides a kind of tractor three-link hitch, and it includes bearing 1, lifting arm
2nd, gag lever post 3, upper connecting rod 4, lift arm 5, lower pull bar 6, draw bar 7, the left and right sides of the bearing 1 are arranged with suspension group
Part, the suspension assembly include the lifting arm 2, the gag lever post 3, the lift arm 5 and the lower pull bar 6, the lifting
The lower end of arm 5 is hinged on the right-hand member of the bearing 1, and the upper end of the lifting arm 2 is hinged on the upper end of the lift arm 5, described
The lower end of lifting arm 2 is hinged on the middle-end of the lower pull bar 6, and the lower end of the lower pull bar 6 is hinged on the right-hand member of lower pull bar support,
The lower end of the gag lever post 3 is hinged on the right side of the lower end of bearing 1, and the upper end of the gag lever post 3 is hinged on the lower pull bar 6
Middle-end, one end of the upper connecting rod 4 is hinged on the front end of the bearing 1, in the middle-end of upper connecting rod 4 and the lifting arm 2
End symmetrical fixed block 8 before and after being equipped with 2, the centre of the fixed block 8 offers through hole, the upper connecting rod 4 and both sides
The lifting arm 2 linked together by the draw bar 7 through the through hole.
The front end of the bearing 1 is provided with free bearing, and one end of the upper connecting rod 4 is hinged on the free bearing, and the free bearing is set
There are some hinge holes, the hinge hole is symmetrical, equidistant arrangement from top to bottom, and the quantity of the hinge hole is more than or equal to 2
Even number, the middle-end of the lower pull bar 6 is provided with row's mounting hole, and the quantity for often arranging the mounting hole is more than or equal to 3, described to lead
The both ends for drawing bar 7 are provided with drag hook and spacing hole, and the drag hook is fixed after passing through the through hole by the spacing hole, described solid
Determine block 8 to be vertically welded on the lifting arm 2 and the upper connecting rod 4.So as to improve the intensity of lifting arm 2 and upper connecting rod 4.
Its operation principle, lower pull bar 6, lift arm 5, lifting arm 2, gag lever post 3 and upper connecting rod 4 are all installed, do not connected
When connecing traction farm implements, the through hole on upper connecting rod 4 and lifting arm 2 is sequentially passed through with draw bar 7, then with the drawing on draw bar 7
The through hole that hook hooks both sides is fixed by spacing hole again, is swung so as to limit three-link hitch, ensures to move in tractor
During suspension arrangement stability, and connection draw farm implements when, can pulled down by adjusting lifting arm 2 and gag lever post 3
Mounting hole on bar adjusts the height and depth of traction farm implements, then sequentially passes through running through on lifting arm 2 with draw bar 7
Hole, then hook through hole with drag hook on draw bar 7 and fixed again by spacing hole, swing, protect so as to limit three-link hitch
Demonstrate,prove the stability of the suspension arrangement when tractor is using traction farm implements farming.
The utility model tractor three-link hitch, it is quick and easy for installation, it is connected between lifting arm and upper connecting rod
Draw bar, limitation three-link hitch are swung, and ensure the stability of the three-link hitch in operation process, and in lifting arm
With fixed block is welded with upper connecting rod, the intensity of part is greatly improved, so as to effectively improve making for tractor three-link hitch
Use the life-span.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (6)
- A kind of 1. tractor three-link hitch, it is characterised in that：Including bearing (1), lifting arm (2), gag lever post (3), pull-up Bar (4), lift arm (5), lower pull bar (6), draw bar (7), suspension assembly are arranged with left and right sides of the bearing (1), institute Stating suspension assembly includes the lifting arm (2), the gag lever post (3), the lift arm (5) and the lower pull bar (6), described to carry The lower end for rising arm (5) is hinged on the right-hand member of the bearing (1), and the upper end of the lifting arm (2) is hinged on the lift arm (5) Upper end, the lower end of the lifting arm (2) are hinged on the middle-end of the lower pull bar (6), and the lower end of the lower pull bar (6) is hinged on down The right-hand member of pull bar support, the lower end of the gag lever post (3) are hinged on the right side of the bearing (1) lower end, the gag lever post (3) Upper end is hinged on the middle-end of the lower pull bar (6), and one end of the upper connecting rod (4) is hinged on the front end of the bearing (1), described Upper connecting rod (4) middle-end and the lifting arm (2) middle-end symmetrical fixed block (8) before and after being equipped with 2, the fixed block (8) Centre offers through hole, and the lifting arms (2) of the upper connecting rod (4) and both sides is by the draw bar (7) through described Through hole links together.
- 2. tractor three-link hitch as claimed in claim 1, it is characterised in that：The front end of the bearing (1) is provided with hinge Seat, one end of the upper connecting rod (4) are hinged on the free bearing, and the free bearing is provided with some hinge holes, the hinge hole or so Symmetrically, equidistant arrangement from top to bottom.
- 3. tractor three-link hitch as claimed in claim 2, it is characterised in that：The quantity of the hinge hole be more than etc. In 2 even number.
- 4. tractor three-link hitch as claimed in claim 3, it is characterised in that：The middle-end of the lower pull bar (6) is provided with One row's mounting hole, the quantity for often arranging the mounting hole are more than or equal to 3.
- 5. tractor three-link hitch as claimed in claim 4, it is characterised in that：The both ends of the draw bar (7) are provided with Drag hook and spacing hole, the drag hook are fixed after passing through the through hole by the spacing hole.
- 6. tractor three-link hitch as claimed in claim 5, it is characterised in that：The fixed block (8) is vertically welded in On the lifting arm (2) and the upper connecting rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491270.6U CN206759977U (en) | 2017-05-05 | 2017-05-05 | A kind of tractor three-link hitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491270.6U CN206759977U (en) | 2017-05-05 | 2017-05-05 | A kind of tractor three-link hitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206759977U true CN206759977U (en) | 2017-12-19 |
Family
ID=60649116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720491270.6U Active CN206759977U (en) | 2017-05-05 | 2017-05-05 | A kind of tractor three-link hitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206759977U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111066400A (en) * | 2019-12-20 | 2020-04-28 | 盐城可理斯机械制造有限公司 | Rotary cultivator three-point mounted frame |
| CN111226524A (en) * | 2020-01-21 | 2020-06-05 | 中国农业大学 | Active navigation steering leveling universal suspension device of no-tillage seeder |
-
2017
- 2017-05-05 CN CN201720491270.6U patent/CN206759977U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111066400A (en) * | 2019-12-20 | 2020-04-28 | 盐城可理斯机械制造有限公司 | Rotary cultivator three-point mounted frame |
| CN111066400B (en) * | 2019-12-20 | 2021-08-24 | 盐城可理斯机械制造有限公司 | Rotary cultivator three-point mounted frame |
| CN111226524A (en) * | 2020-01-21 | 2020-06-05 | 中国农业大学 | Active navigation steering leveling universal suspension device of no-tillage seeder |
| CN111226524B (en) * | 2020-01-21 | 2021-02-12 | 中国农业大学 | Active navigation steering leveling universal suspension device of no-tillage seeder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Zihan Inventor before: Zhou Zihan |