CN207028735U - A kind of draw-gear and tractor - Google Patents
A kind of draw-gear and tractor Download PDFInfo
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- CN207028735U CN207028735U CN201720714648.4U CN201720714648U CN207028735U CN 207028735 U CN207028735 U CN 207028735U CN 201720714648 U CN201720714648 U CN 201720714648U CN 207028735 U CN207028735 U CN 207028735U
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- traction
- draw
- bearing
- towing pin
- clamping plate
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Abstract
The utility model proposes a kind of draw-gear, including traction seat, towing pin and the axis of traction coordinated by towing pin and the traction seat, the towing pin is fixedly installed on the traction seat, and one or more bearings are arranged with the towing pin, one end of the axis of traction is sheathed on the bearing, and can be in the rotation on bearings.The draw-gear of this structure, compared with the draw-gear of existing structure, change the way of contact of axis of traction and traction seat, become to be contacted by bearing by directly contact, traction seat and the abrasion at axis of traction cooperation can be effectively prevented, so as to improve its security, extends its service life.On the other hand, the utility model also proposes a kind of tractor for including above-mentioned draw-gear.
Description
Technical field
Agricultural mechanical field is the utility model is related to, more particularly to a kind of draw-gear 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.
The important component that draw-gear belongs on tractor, the draw-gear used at present, as shown in figure 1, including traction
Seat 1 ', axis of traction 2 ', bearing 3 ' and towing pin 4 ' etc., such draw-gear, because axis of traction 2 ' directly contacts with traction seat 1 ',
Therefore, gap easily being produced because of abrasion, axis of traction 2 ' and traction seat 1 ' are easily damaged, also, during tractor traveling,
Easily cause front and rear impact or hit, it is unstable so as to cause to drive a vehicle.
Therefore, it is durable in use, easy to maintenance how to provide one kind, and the more preferable draw-gear of security, and including
The tractor of this draw-gear, 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：It is durable in use, easy to maintenance to provide one kind, and security is more preferable
Draw-gear, and the tractor including this draw-gear.
What solution of the present utility model was realized in：The utility model proposes a kind of draw-gear, including traction
Seat, towing pin and the axis of traction coordinated by towing pin and the traction seat, the towing pin are fixedly installed on the traction seat
On, and one or more bearings are arranged with the towing pin, one end of the axis of traction is sheathed on the bearing, and can be
The rotation on bearings.The draw-gear of this structure, compared with the draw-gear of existing structure, change axis of traction and traction seat
The way of contact, i.e., become to be contacted by bearing by directly contact, can effectively prevent at traction seat and axis of traction cooperation
Abrasion, so as to improve its security, extends its service life.
Another technical scheme of the present utility model be it is above-mentioned basis on, the traction seat include first clamping plate and
The second clamping plate being oppositely arranged with first clamping plate, the both ends of the towing pin are fixedly installed on first clamping plate and second clamping plate respectively
On.
Another technical scheme of the present utility model is that on above-mentioned basis the bearing is cone bearing, and described
Cone bearing includes the first cone bearing and the second cone bearing, and the first cone bearing and the second cone bearing are oppositely arranged.
Another technical scheme of the present utility model is on above-mentioned basis, also fixed between the both ends of the towing pin
Spacer is provided with, first cone bearing and the second cone bearing are respectively arranged at the both sides of the spacer.
Another technical scheme of the present utility model is that on above-mentioned basis one end of the axis of traction offers bearing
Hole, the axis of traction are sheathed on first cone bearing and the second cone bearing by the bearing hole.
Another technical scheme of the present utility model is on above-mentioned basis, is additionally provided with and is sheathed in the first clamping plate
First backing plate of described towing pin one end, one end of first backing plate are held in one end of first cone bearing.
Another technical scheme of the present utility model is on above-mentioned basis, is also fixedly installed on the outside of the first clamping plate
There is dismountable jam plate, the other end of first backing plate is held in the inner side of the jam plate.
Another technical scheme of the present utility model is that on above-mentioned basis on the jam plate and first clamping plate is provided with
Multiple connecting holes, each connecting hole is interior to be provided with a connector.
Another technical scheme of the present utility model is that on above-mentioned basis the other end of the towing pin is also arranged with
Second backing plate, one end of second backing plate are held in one end of second cone bearing, the other end of second backing plate
It is held in the inner side of the second clamping plate.
On the other hand, the utility model also proposes a kind of tractor, including head and compartment, and the head and compartment pass through
Traction seat connects, and the traction seat is the as above traction seat described in any one.
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 a kind of structural representation of draw-gear in the prior art；
Fig. 2 is a kind of structural representation of draw-gear of the utility model；
Fig. 3 is Fig. 2 schematic cross-sectional view.
Reference corresponding relation is：
The bearing of 1 ' traction seat, 2 ' axis of traction 3 '
4 ' towing pins
The backing plate of 1 traction seat, 2 axis of traction 3 first
The jam plate of 4 first 5 second backing plate of cone bearing 6
The spacer of 7 towing pin, 8 first clamping plate 9
The cone bearing of 10 second clamping plate 11 second
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, refers to the draw-gear shown in Fig. 2 to Fig. 3, including traction seat 1, towing pin 7
And axis of traction 2, axis of traction 2 are coordinated by towing pin 7 and traction seat 1, more specifically, the both ends of towing pin 7 are fixedly installed on
On traction seat 1, and one or more bearings are arranged with towing pin 7, and one end of axis of traction 2, i.e., the left end set shown in figure
On bearing, also, axis of traction 2 can also rotate on bearings.The draw-gear of this structure, the draw-gear with existing structure
Compare, change the way of contact of axis of traction 2 and traction seat 1, i.e., become to be contacted by bearing by directly contact, can be effective
Traction seat 1 and the abrasion at the cooperation of axis of traction 2 are prevented, so as to improve its security, extends its service life.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figures 2 and 3, traction seat 1 is also
Including first clamping plate 8, and the second clamping plate 10 being oppositely arranged with first clamping plate 8, first clamping plate 8 are provided with the first pin-and-hole, the
Second splint 10 is provided with the second pin-and-hole (without display in figure), and the upper and lower ends of towing pin 7 are fixedly installed in the first pin-and-hole respectively
In the second pin-and-hole, bearing is then arranged between first clamping plate 8 and second clamping plate 10.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figures 2 and 3, bearing is preferably
Cone bearing, cone bearing include the first cone bearing 4 and the second cone bearing 11, and the first cone bearing 4 and the second taper
Bearing 11 is oppositely arranged, i.e. one end of the first cone bearing 4 is held in one end of the second cone bearing 11, or passes through other sides
Formula is configured.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 3, the both ends of towing pin 7 it
Between, preferably the medium position of towing pin 7 is provided with the spacer 9 for being used for that bearing to be separated, and spacer 9 is fixedly installed on towing pin 7,
First cone bearing 4 and the second cone bearing 11 are respectively arranged at the both sides of spacer 9.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 3, one end of axis of traction 2,
Left end i.e. shown in figure offers bearing hole (not shown), and axis of traction 2 is sheathed on the first cone bearing 4 by bearing hole
On the second cone bearing 11, and it can be rotated as needed on the first cone bearing 4 and the second cone bearing 11.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 3, also being set in first clamping plate 8
The one end of towing pin 7 is sheathed on, i.e., the first backing plate 3 of the upper end shown in figure, the lower end of the first backing plate 3 is held in the first taper
The upper end of bearing 4, the effect of the first backing plate 3 are, prevent the first cone bearing 4 from moving up.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 3, first clamping plate 8 is outer
Side, i.e., the upside shown in figure are further fixedly arranged on dismountable jam plate 6, and the upper end of the first backing plate 3 is held on jam plate 6, i.e.,
Further the first backing plate 3 is fixed, prevents it from being moved up in the presence of the first cone bearing 4.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 3, jam plate 6 is provided with multiple
Connecting hole, the relevant position of first clamping plate 8 also are provided with multiple connecting holes, and connector is provided with connecting hole, and connector is used for handle
Jam plate 6 and first clamping plate 8 are fixed together.Connecting hole is preferably screw, and connector is preferably spiro connecting piece.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 3, towing pin 7 is another
End, i.e., the lower end shown in figure are additionally provided with the second backing plate 5, and the upper end of the second backing plate 5 is held in the lower end of the second cone bearing 11,
Prevent the second cone bearing 11 from moving down, and the lower end of the second backing plate 5 be then held in second clamping plate 10 it is interior then, i.e., institute in figure
The upper end shown, prevent the second backing plate 5 from being moved down in the presence of the second cone bearing 11.
The draw-gear of said structure, small, service life length is not only worn, security is good, also, also has and easily tear open
Dress, repairs and maintains the advantages of more convenient.
On the other hand, the utility model also proposes a kind of tractor, including head and compartment, also, head and compartment lead to
Cross traction seat 1 to connect, traction seat 1 is specially traction seat 1 as described above.
The tractor of said structure, also good with travel safety in addition to advantage possessed by draw-gear, sexual valence
Than it is high the advantages of.
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 draw-gear, it is characterised in that led including traction seat (1), towing pin (7) and by towing pin (7) with described
The axis of traction (2) that introduction (1) coordinates, the towing pin (7) is fixedly installed on the traction seat (1), and the towing pin (7)
On be arranged with one or more bearings, one end of the axis of traction (2) is sheathed on the bearing, and can be turned on the bearing
It is dynamic.
2. draw-gear according to claim 1, it is characterised in that the traction seat (1) include first clamping plate (8) and
The second clamping plate (10) being oppositely arranged with first clamping plate (8), the both ends of the towing pin (7) are fixedly installed on first clamping plate respectively
(8) and in second clamping plate (10).
3. draw-gear according to claim 2, it is characterised in that the bearing is cone bearing, and the tapered shaft
Contract and include the first cone bearing (4) and the second cone bearing (11), and the first cone bearing (4) and the second cone bearing (11) phase
To setting.
4. draw-gear according to claim 3, it is characterised in that also fixation is set between the both ends of the towing pin (7)
Spacer (9) is equipped with, first cone bearing (4) and the second cone bearing (11) are respectively arranged at the both sides of the spacer (9).
5. draw-gear according to claim 4, it is characterised in that one end of the axis of traction (2) offers bearing hole,
The axis of traction (2) is sheathed on first cone bearing (4) and the second cone bearing (11) by the bearing hole.
6. draw-gear according to claim 5, it is characterised in that be additionally provided with the first clamping plate (8) and be sheathed on institute
First backing plate (3) of towing pin (7) one end is stated, one end of first backing plate (3) is held in first cone bearing (4)
One end.
7. draw-gear according to claim 6, it is characterised in that be further fixedly arranged on the outside of the first clamping plate (8)
Dismountable jam plate (6), the other end of first backing plate (3) are held in the inner side of the jam plate (6).
8. draw-gear according to claim 7, it is characterised in that on the jam plate (6) and first clamping plate (8) is provided with
Multiple connecting holes, each connecting hole is interior to be provided with a connector.
9. draw-gear according to claim 8, it is characterised in that the other end of the towing pin (7) is also arranged with
Two backing plates (5), one end of second backing plate (5) are held in one end of second cone bearing (11), second backing plate
(5) the other end is held in the inner side of the second clamping plate (10).
10. a kind of tractor, including head and compartment, the head and compartment are connected by traction seat (1), it is characterised in that
The traction seat (1) is the traction seat (1) any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720714648.4U CN207028735U (en) | 2017-06-19 | 2017-06-19 | A kind of draw-gear and tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720714648.4U CN207028735U (en) | 2017-06-19 | 2017-06-19 | A kind of draw-gear and tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207028735U true CN207028735U (en) | 2018-02-23 |
Family
ID=61468666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720714648.4U Active CN207028735U (en) | 2017-06-19 | 2017-06-19 | A kind of draw-gear and tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207028735U (en) |
-
2017
- 2017-06-19 CN CN201720714648.4U patent/CN207028735U/en active Active
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