CN205639558U - Power take -off , tractor - Google Patents
Power take -off , tractor Download PDFInfo
- Publication number
- CN205639558U CN205639558U CN201620353243.8U CN201620353243U CN205639558U CN 205639558 U CN205639558 U CN 205639558U CN 201620353243 U CN201620353243 U CN 201620353243U CN 205639558 U CN205639558 U CN 205639558U
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- CN
- China
- Prior art keywords
- power output
- connecting portion
- output shaft
- pto
- outfan
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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 power take -off, rotate power output shaft (2) be connected including casing (1) and with casing (1), the one end of power output shaft (2) is the output, and the output is located casing (1) outside, and the output is connected with power output shaft (2) detachably. Be equipped with first connecting portion (15) on power output shaft (2), be equipped with second connecting portion (131) on the output, first connecting portion (15) and second connecting portion (131) fixed connection. Set up for the segmentation through will be in the past integrative power output shaft change two sections, one of them section sets up at the casing outsidely, is connected with another section detachably, when outside output appears damagedly or loses, the direct output of dismantling the outside change separately can, simplified the degree of difficulty of maintaining, practiced thrift the cost. The utility model also provides an use this power take -off's tractor.
Description
Technical field
This utility model relates to mechanical and power equipment field, specifically, relate to a kind of PTO,
Tractor.
Background technology
Power-output device of wheel-type tractor includes the power output one-level transferring power to agricultural machinery and implement from change speed gear box
Axle, power output shaft, power output duplicate gear, power output driven gear, power output shaft bearing.
Power output driving gear and power output primary axis are an entirety, are fixed on rear axle housing body by bearing
Face, power output jackshaft is fixed on above rear axle housing body, and power output duplex-gear is fixed on dynamic by bearing
Above power output jackshaft, power output driven gear is arranged on power output shaft and is positioned at housing.Dynamic
A power output shaft part passes housing, another part is arranged in housing by bearing.Power output driven tooth
Take turns and be meshed with power output duplex-gear driving gear.
Owing to power output driving gear and power output driven gear are all located at the inside of housing, different when occurring
When reason condition needs to overhaul said gear, it is necessary to open housing, just can overhaul, therefore overhaul the most not side
Just.And when the power output shaft leaked outside mates work with agricultural machinery and implement, due to misoperation, power output shaft
Being easy to break, the frequency changing this axle is the highest.Dismantle very inconvenient.
Utility model content
In order to overcome above-mentioned technical problem, this utility model provides a kind of PTO, in order to improve
The drawback that easily snaps off of power output shaft.
To achieve these goals, the utility model proposes a kind of PTO, including housing and with
The power output shaft that described housing into rotation connects, one end of described power output shaft is outfan, described output
End is positioned at described hull outside, and described outfan is detachably connected with described power output shaft.
Preferably, described power output shaft is provided with the first connecting portion, and described outfan is provided with the second connection
Portion, described first connecting portion is fixing with described second connecting portion to be connected.
Preferably, described first connecting portion is formed with the first through hole, described second connecting portion is formed
Two through holes, described first through hole is relative with described second lead to the hole site, described first connecting portion and described second
Connecting portion is fixed by running through the securing member of described first through hole and described second through hole.
Preferably, described first connecting portion is formed blind hole, described second connecting portion is formed with described
The locating dowel that blind hole is mutually matched.
Preferably, described first connecting portion is detachably connected with described power output shaft.
Preferably, described power output shaft is formed draw-in groove, described first connecting portion is formed with described
The card falcon of card slot fit.
Preferably, described power output shaft is formed with keyway, described outfan is formed and described keyway
The spline coordinated.
This utility model additionally provides a kind of wheeled tractor, and including PTO, described power exports
Device is the PTO described in above-mentioned embodiment.
The PTO that this utility model provides, by changing to the power output shaft of in the past one point
Two sections of section setting, wherein one section is arranged on hull outside, detachably connected with another section, when outside
When outfan breakage occurs or loses, directly the outfan outside dismounting is changed separately, it is not necessary to open shell
Body and dismantle internal overall structure, enormously simplify the difficulty of maintenance, reduce the time of maintenance, save
Change the cost of parts.
Accompanying drawing explanation
The structural representation of the PTO that Fig. 1 provides for this utility model embodiment.
Description of reference numerals
1 housing 2 power output shaft
3 first taper roll bearing 4 second taper roll bearings
5 power output engaging sleeve 6 power output engagement seats
7 power output driven gear 8 output shaft half baffle rings
Baffle ring 10 first O after 9
11 power output shaft bearing 12 power output connecting bolts
13 outfan 14 power output guard covers
15 first connecting portion 16 oil sealings
17 the 3rd taper roll bearing 18 the 4th taper roll bearings
19 second O 20 the 5th taper roll bearings
21 power output duplicate gear 22 power output jackshafts
23 idler gear back-up ring 24 holding screws
25 hex nuts
Detailed description of the invention
Below with reference to the accompanying drawings embodiment of the present utility model is described.At an accompanying drawing of the present utility model or
Plant the element described in embodiment and feature can be shown in one or more other accompanying drawings or embodiment
The element and the feature that go out combine.It should be noted that, for purposes of clarity, accompanying drawing and explanation eliminate with
This utility model unrelated, parts known to persons of ordinary skill in the art or the expression of process and description.
Below in conjunction with the accompanying drawings this utility model is described further.
As it is shown in figure 1, this utility model provide PTO, including housing 1 and with housing 1
The power output shaft 2 being rotationally connected, one end of power output shaft 2 is outfan, and outfan is positioned at outside housing 1
Portion, outfan is detachably connected with power output shaft 2.
In the prior art, the power output shaft 2 of PTO is typically integrative-structure, dynamic in output
During power, overall gearing.Although such structure can save operation when processing and fabricating, but actually used
In, if power output shaft 2 damages, then shell and the internal structure entirety of the device that needs to output power are torn open
Unloading and just can remove power output shaft 2, unloading process is complicated, and both labor intensive expend again the time.
PTO of the present utility model specifically includes housing 1, power output shaft the 2, first taper roller
Bearing the 3, second taper roll bearing 4, power output engaging sleeve 5, power output engagement seats 6, power are defeated
Go out driven gear 7, output shaft half baffle ring 8, rear baffle ring 9, O 10, power output shaft bearing 11, move
Power output connecting bolt 12, outfan 13, power output guard cover 14, oil sealing the 16, the 3rd taper roller
Bearing the 17, the 4th taper roll bearing 18, O the 19, the 5th taper roll bearing 20, power export
Duplicate gear 21, power output jackshaft 22, idler gear back-up ring 23, holding screw 24 and hex nut
25。
Power output shaft 2 is provided with driving gear, is fixed on housing 1 by the first taper roll bearing 3,
Power output shaft 2 is fixed on power output shaft by power output engaging sleeve 5 and the 3rd taper roll bearing 17
Above bearing 11, power output engaging sleeve 5, power output engagement seats 6 are fixed on above power output shaft 2,
Power output jackshaft 22 is fixed on housing 1 by fluting long cylinder holding screw 24, and power output is double
Connection gear 21 is fixed on above power output jackshaft 22 by two the 5th taper roll bearings 20.
In this utility model, the overall structure of the axle 2 that outputs power is divided into two sections, and a part is arranged on shell
Body 1 is internal, and housing 1 is stretched out in the end only connected, and it is outside that another part is arranged on housing 1, the most defeated
Go out end.Outfan is mutually permanently connected with the power output shaft 2 being arranged within housing 1, is formed after connection
Integrative-structure.In the course of the work, if outfan is impaired, directly defeated under dismounting from power output shaft 2
Go out end and change, the structure of housing 1 and inside need not be dismantled, simplifying maintenance process, the most also
Save maintenance cost.
Shown in an embodiment of the present utility model, power output shaft 2 is provided with the first connecting portion 15,
Outfan is provided with the second connecting portion 131, and the first connecting portion 15 is fixing with the second connecting portion 131 to be connected.
The part outside housing 1 of stretching out at power output shaft 2 arranges the first connecting portion 15, on the other side
It is the second connecting portion 131 arranged on the output, can be by first between power output shaft 2 and outfan
Connecting portion 15 is interconnected and fixed with the second connecting portion 131, and the first connecting portion 15 and the second connecting portion 131
Between fixed form can also have multiple, such as, power output shaft 2 could be formed with draw-in groove,
Being formed with the card falcon with card slot fit on a junction 15, draw-in groove mutually connects and fixes with card falcon so that first
Connecting portion 15 is fixed with the second connecting portion 131 compact siro spinning technology.
Certainly, the first connecting portion 15 may be arranged as threadeding with the second connecting portion 131, it is possible to so that
Fix with other external parts.
Shown in an embodiment of the present utility model, the first connecting portion 15 is formed with the first through hole, the
The second through hole, the first through hole and the second lead to the hole site it is formed with relative, the first connecting portion on two connecting portions 131
15 fix by running through the securing member of the first through hole and the second through hole with the second connecting portion 131.
First connecting portion 15 is made through the first through hole and the second through hole by securing member with the second connecting portion 131
Obtain the first connecting portion 15 mutually to lock with the second connecting portion 131 so that power output shaft 2 and outfan are solid
Determine and eased during dismounting, and fixed form is firm.
Shown in an embodiment of the present utility model, the first connecting portion 15 being formed with blind hole, second even
Connect and in portion 131, be formed with the locating dowel being mutually matched with blind hole.
First connecting portion 15 not only arranges the first through hole and realizes fixing to install securing member, it is also possible to the
It is provided for the blind hole of location on a junction 15, and on the second connecting portion 131, locating dowel is set, directly
Be plugged on inside blind hole, thus assisted fasteners realize driving to outfan, increase further outfan with
The internal stress connected between power output shaft 2, it is ensured that the intensity of outfan output power.
Further, it is also possible to the first connecting portion 15 is arranged to detachably connected with power output shaft 2, this
Sample, the first connecting portion 15 can separate with power output shaft 2 or fixing, due to the first connecting portion 15 at any time
Main undertaking is from the active force of outfan, it is most likely that the most impaired, and therefore, first connects
Portion 15 and power output shaft 2 are set to interconnective structure, it is simple to change.
It addition, power output shaft 2 can also have other connected mode with outfan, such as, power exports
It is formed with keyway on axle 2, outfan is formed the spline coordinated with keyway.Inserting by spline and keyway
Connect cooperation, be capable of the connection between power output shaft 2 and outfan equally, make outfan readily accessible
And installation.
Further, this utility model additionally provides a kind of wheeled tractor, and including PTO, this moves
Power output device is the PTO in above-mentioned embodiment.
The PTO that this utility model provides, by changing to the power output shaft 2 of one in the past
Two sections of subsection setup, wherein one section is arranged on housing 1 outside, detachably connected with another section, when outward
When the outfan in portion breakage occurs or loses, directly the outfan outside dismounting is changed separately, it is not necessary to beat
Open housing 1 and dismantle internal overall structure, enormously simplify the difficulty of maintenance, reduce the time of maintenance,
Save the cost changing parts.
Although this utility model and advantage thereof have been described in detail it should be appreciated that without departing from by appended
The spirit and scope of the present utility model that limited of claim in the case of can carry out various change, replace
Generation and conversion.And, scope of the present application be not limited only to the process described by description, equipment, means,
The specific embodiment of method and steps.One of ordinary skilled in the art is from disclosure of the present utility model
Will readily appreciate that, execution can be used essentially identical to corresponding embodiment described herein according to this utility model
Function or obtain the result essentially identical with it, the process that existing and future is the most to be developed, equipment,
Means, method or step.Therefore, appended claim is directed in the range of them including such
Process, equipment, means, method or step.
Claims (8)
1. a PTO, including housing (1) and dynamic with what described housing (1) was rotationally connected
Power output shaft (2), one end of described power output shaft (2) is outfan, and described outfan is positioned at described shell
Body (1) is outside, it is characterised in that described outfan is detachably connected with described power output shaft (2).
PTO the most according to claim 1, it is characterised in that described power output shaft (2)
Being provided with the first connecting portion (15), described outfan is provided with the second connecting portion (131), and described first connects
Portion (15) is fixing with described second connecting portion (131) to be connected.
PTO the most according to claim 2, it is characterised in that described first connecting portion (15)
On be formed with the first through hole, described second connecting portion (131) is formed the second through hole, described first through hole
Relative with described second lead to the hole site, described first connecting portion (15) is led to described second connecting portion (131)
Cross and run through the securing member of described first through hole and described second through hole and fix.
PTO the most according to claim 3, it is characterised in that described first connecting portion (15)
On be formed with blind hole, described second connecting portion (131) is formed with the locating dowel being mutually matched with described blind hole.
PTO the most according to claim 4, it is characterised in that described first connecting portion (15)
Detachably connected with described power output shaft (2).
PTO the most according to claim 5, it is characterised in that described power output shaft (2)
On be formed with draw-in groove, described first connecting portion (15) is formed and the card falcon of described card slot fit.
PTO the most according to claim 1, it is characterised in that described power output shaft (2)
On be formed with keyway, described outfan is formed the spline coordinated with described keyway.
8. a wheeled tractor, including PTO, it is characterised in that described PTO
For the PTO described in any one in claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620353243.8U CN205639558U (en) | 2016-04-25 | 2016-04-25 | Power take -off , tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620353243.8U CN205639558U (en) | 2016-04-25 | 2016-04-25 | Power take -off , tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205639558U true CN205639558U (en) | 2016-10-12 |
Family
ID=57063472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620353243.8U Active CN205639558U (en) | 2016-04-25 | 2016-04-25 | Power take -off , tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205639558U (en) |
-
2016
- 2016-04-25 CN CN201620353243.8U patent/CN205639558U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |