CN207349254U - A kind of input shaft - Google Patents
A kind of input shaft Download PDFInfo
- Publication number
- CN207349254U CN207349254U CN201721272920.4U CN201721272920U CN207349254U CN 207349254 U CN207349254 U CN 207349254U CN 201721272920 U CN201721272920 U CN 201721272920U CN 207349254 U CN207349254 U CN 207349254U
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- inner cavity
- chamber
- input shaft
- cavity chamber
- annular groove
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Abstract
The utility model discloses a kind of input shaft, it is good to aim to provide a kind of transmission effect, the input shaft of high lubricating effect, its key points of the technical solution are that input shaft body includes first linkage section, last linkage section with spline and it is arranged at head, interlude between last linkage section, first linkage section is equipped with inner cavity chamber A, interlude is equipped with inner cavity chamber B, last linkage section is equipped with inner cavity chamber C, inner cavity chamber A, B, C is homogeneously intercommunicated, and the inner wall of inner cavity chamber B is equipped with oil storage annular groove, oil storage annular groove set in the shape of a spiral with the inner wall of inner cavity chamber B, ratio between the groove depth and notch bore of the oil storage annular groove is 2:1, the section of oil storage annular groove is square-shaped or trapezoidal shape, the utility model are suitable for drive technology field.
Description
Technical field
A kind of drive technology field is the utility model is related to, more specifically, it relates to a kind of input shaft.
Background technology
Transmission input shaft is mainly used for connecting engine and passing power, and bearing, transmission are generally fitted with input shaft
The parts such as gear.Although existing transmission input shaft disclosure satisfy that requirement to a certain extent, profit is still suffered from
Cunning is insufficient；And limit effect poor the problem of causing the scarce capacity of driving torque to be all that presently, there are in connection.
Utility model content
In view of the deficienciess of the prior art, being driven the purpose of this utility model is to provide one kind, effect is good, and lubrication is imitated
The good input shaft of fruit.
To achieve the above object, the utility model provides following technical solution：A kind of input shaft, including input shaft sheet
Body, during the input shaft body includes first linkage section, the last linkage section with spline and is arranged between first, last linkage section
Between section, first linkage section is equipped with inner cavity chamber A, and interlude is equipped with inner cavity chamber B, and last linkage section is equipped with inner cavity chamber C, and inner cavity chamber A, B, C are equal
Be interconnected, and the inner wall of inner cavity chamber B is equipped with oil storage annular groove, oil storage annular groove set in the shape of a spiral with the inner wall of inner cavity chamber B,
Ratio between the groove depth and notch bore of the oil storage annular groove is 2:1, the section of oil storage annular groove is square-shaped or trapezoidal shape.
By using above-mentioned technical proposal, input shaft body includes first linkage section, the last linkage section with spline and sets
The interlude being placed between first, last linkage section, first linkage section are equipped with inner cavity chamber A, and interlude is equipped with inner cavity chamber B, and last linkage section is set
There is inner cavity chamber C, inner cavity chamber A, B, C are homogeneously intercommunicated, by the structure setting of multisection type, add spacing structure, it is ensured that
Stability of the input shaft when being attached with transmission shaft, it is ensured that be well driven effect, and set on the inner wall of inner cavity chamber B
Have oil storage annular groove, add lubricant effect, reduce abrasion between the two, and by oil storage annular groove set in the shape of a spiral with it is interior
On the inner wall of chamber B, the oil storage annular groove of helicoidal structure setting, then ensure that the scope of lubrication, improve lubricant effect, into one
Ratio between the groove depth of oil storage annular groove and notch bore is 2 by step:1, groove depth is twice of notch bore, adds oil storage
Measure and reduce oil pump capacity, it is ensured that good oil storage effect, and oil storage annular groove section is square-shaped or trapezoidal shape, add
Work is convenient, reduces manufacture cost.
The utility model is further arranged to：The inner cavity chamber C includes introduction chamber and the connection being connected with inner cavity chamber B
Chamber, the internal diameter of introduction chamber are more than the internal diameter of connecting cavity, formed with limited step between introduction chamber and connecting cavity, are also set in introduction chamber
There is the baffle ring being arranged on limited step and be arranged at and import cavity wall upper limit body, be additionally provided with the chamber inner wall of introduction chamber
Limited ring groove.
By using above-mentioned technical proposal, inner cavity chamber C includes introduction chamber and the connecting cavity being connected with inner cavity chamber B, passes through
The inner cavity chamber C set using the above structure, and by the internal diameter of introduction chamber be more than connecting cavity internal diameter so that introduction chamber and connection
Formed with limited step between chamber, and the baffle ring being arranged on limited step should be additionally provided with introduction chamber and is arranged at importing
Cavity wall upper limit body, passes through the combination of baffle ring and spacing body so that card is formed between limited step and inner cavity chamber C
Groove, improves the buckle fixed effect to transmission shaft, and is additionally provided with limited ring groove on the chamber inner wall for passing through introduction chamber,
With by limited ring groove set fastener input shaft and transmission shaft are fixed, increase know clearly transmission stability and
Practical function.
The utility model is further arranged to：The oil storage annular groove in left-hand screw shape or is arranged at inner cavity chamber in right-hand screw shape
On the inner wall of B.
By using above-mentioned technical proposal, oil storage annular groove is arranged at inner cavity chamber B in left-hand screw shape or in right-hand screw shape
On wall, the setting direction of oil storage annular groove is adjusted according to different direction of rotation, there is provided the patch between oil storage annular groove transmission shaft
Stability when closing effect, and then improving transmission.
Brief description of the drawings
Fig. 1 is a kind of schematic cross-sectional view of input shaft embodiment of the utility model.
Fig. 2 is the structure enlargement diagram at A in a kind of input shaft embodiment Fig. 1 of the utility model.
Embodiment
A kind of input shaft embodiment of the utility model is described further referring to figs. 1 to Fig. 2.
A kind of input shaft, including input shaft body, input shaft body include first linkage section 3, the last linkage section 1 with spline
And the interlude 2 between first, last linkage section is arranged at, first linkage section 3 is equipped with inner cavity chamber A30, and interlude 2 is equipped with inner cavity chamber
B30, last linkage section 1 are equipped with inner cavity chamber C10, and inner cavity chamber A, B, C are homogeneously intercommunicated, by the structure setting of multisection type, add
Spacing structure, it is ensured that stability of the input shaft when being attached with transmission shaft, it is ensured that well it is driven effect, and
The inner wall of inner cavity chamber B20 is equipped with oil storage annular groove 21, adds lubricant effect, reduces abrasion between the two, and will storage
The oil storage annular groove 21 that oil ring groove 21 is set in the shape of a spiral with the inner wall of inner cavity chamber B20, helicoidal structure is set, then ensure that profit
Sliding scope, improves lubricant effect, is further 2 by the ratio between the groove depth of oil storage annular groove 21 and notch bore:1,
Groove depth is twice of notch bore, adds oil reserve and reduces oil pump capacity, it is ensured that good oil storage effect, and store up
The section of oil ring groove 21 is square-shaped or trapezoidal shape, easy making process, reduces manufacture cost.
The utility model is further arranged to, and inner cavity chamber C10 includes introduction chamber 101 and the company being connected with inner cavity chamber B20
Chamber 102 is connect, the inner cavity chamber C10 set by using said structure, and the internal diameter of introduction chamber 101 is more than connecting cavity 102
Internal diameter so that formed with limited step between introduction chamber 101 and connecting cavity 102, and setting should be additionally provided with introduction chamber 101
In the baffle ring 12 on limited step and importing cavity wall upper limit body 13 is arranged at, passes through the group of baffle ring 12 and spacing body 13
Close so that card slot 14 is formed between limited step and inner cavity chamber C10, improves the buckle fixed effect to transmission shaft, and
Limited ring groove 15 is additionally provided with chamber inner wall by introduction chamber 101, can be by setting fastener on limited ring groove 15
Input shaft and transmission shaft are fixed, increase the stability and practical function of transmission of knowing clearly.
The utility model is further arranged to, and oil storage annular groove 21 in left-hand screw shape or is arranged at inner cavity chamber B in right-hand screw shape
Inner wall on, the setting direction of oil storage annular groove is adjusted according to different direction of rotation, there is provided between oil storage annular groove transmission shaft
Fitting effect, and then stability when improving transmission.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, the skill of this area
Art personnel carry out common variations and alternatives in the range of technical solutions of the utility model should all be included in the guarantor of the utility model
In the range of shield.
Claims (5)
1. a kind of input shaft, including input shaft body, it is characterized in that：The input shaft body includes first linkage section（3）, with flower
The last linkage section of key（1）And it is arranged at the interlude between first, last linkage section（2）, first linkage section（3）Equipped with inner cavity chamber A
（30）, interlude（2）Equipped with inner cavity chamber B（20）, last linkage section（1）Equipped with inner cavity chamber C（10）, inner cavity chamber A, B, C are homogeneously interconnected
It is logical, and inner cavity chamber B（20）Inner wall be equipped with oil storage annular groove（21）, oil storage annular groove（21）Set and inner cavity chamber B in the shape of a spiral
（20）Inner wall on, the oil storage annular groove（21）Groove depth and notch bore between ratio be 2:1, oil storage annular groove（21）Cut
Face is square-shaped or trapezoidal shape.
2. a kind of input shaft according to claim 1, it is characterized in that：The inner cavity chamber C（10）Including introduction chamber（101）With
And with inner cavity chamber B（20）The connecting cavity of connection（102）, introduction chamber（101）Internal diameter be more than connecting cavity（102）Internal diameter, import
Chamber（101）And connecting cavity（102）Between formed with limited step, introduction chamber（101）Inside it is additionally provided with and is arranged on limited step
Baffle ring（12）And it is arranged at introduction chamber（101）Inner wall upper limit body（13）, introduction chamber（101）Chamber inner wall on be additionally provided with limit
Position annular groove（15）.
3. a kind of input shaft according to claim 2, it is characterized in that：The baffle ring（12）With spacing body（13）Between shape
Into there is card slot（14）.
4. according to a kind of input shaft described in claim 1 or 2 or 3, it is characterized in that：The oil storage annular groove（21）In left-hand screw shape
It is arranged on the inner wall of inner cavity chamber B.
5. according to a kind of input shaft described in claim 1 or 2 or 3, it is characterized in that：The oil storage annular groove（21）In right-hand screw shape
It is arranged on the inner wall of inner cavity chamber B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721272920.4U CN207349254U (en) | 2017-09-29 | 2017-09-29 | A kind of input shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721272920.4U CN207349254U (en) | 2017-09-29 | 2017-09-29 | A kind of input shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207349254U true CN207349254U (en) | 2018-05-11 |
Family
ID=62358020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721272920.4U Active CN207349254U (en) | 2017-09-29 | 2017-09-29 | A kind of input shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207349254U (en) |
-
2017
- 2017-09-29 CN CN201721272920.4U patent/CN207349254U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |