CN206845880U - A kind of shift fork axle assembly structure and speed changer and motor vehicle based on the structure - Google Patents
A kind of shift fork axle assembly structure and speed changer and motor vehicle based on the structure Download PDFInfo
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- CN206845880U CN206845880U CN201720186686.7U CN201720186686U CN206845880U CN 206845880 U CN206845880 U CN 206845880U CN 201720186686 U CN201720186686 U CN 201720186686U CN 206845880 U CN206845880 U CN 206845880U
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- China
- Prior art keywords
- shift fork
- fork axle
- assembly structure
- speed changer
- axle assembly
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Abstract
The utility model discloses a kind of shift fork axle assembly structure and speed changer and motor vehicle based on the structure, the shift fork axle assembly structure includes being arranged on shift fork axle made of the steel pipe below shell of top cover body, wherein oil guide groove is provided with shell of top cover body, oil guide groove is relative with the oil trap opened up in shift fork axle, oilhole is also provided with shift fork axle, oilhole is corresponding with the shelves wheel of lower section；The both ends of shift fork axle are respectively arranged with blocking and blocking with holes；Wherein speed changer has above-mentioned shift fork axle assembly structure；Motor vehicle has above-mentioned speed changer.The shift fork axle assembly structure can improve the lubricant effect in transmission case, reduce the gear shifting force of speed changer, while improve the riding manipulation of motor vehicle.
Description
Technical field
The utility model belongs to transmission technology field, is related to a kind of shift fork axle assembly structure, and especially a kind of band moistens certainly
Sliding speed changer shift fork axle assembly；Further relate to a kind of speed changer with above-mentioned shift fork axle assembly structure；Further relate to a kind of tool
There is the motor vehicle of above-mentioned speed changer.
Background technology
Existing heavy truck is generally laid particular stress on the gear shifting force of speed changer, because its internal lubrication structure design is unreasonable,
Cause lubricant effect bad, and be difficult to improve；Therefore need to be improved the superstructure of speed changer, improve in speed changer
Lubricant effect, so as to reduce the gear shifting force of speed changer, improve heavy truck and the handling comfort of other motor vehicles.
Utility model content
The purpose of this utility model is to provide a kind of shift fork axle assembly structure；The lubrication effect in speed changer can be improved
Fruit, the weight of shift fork axle is reduced, reduce the gear shifting force of speed changer.
The utility model also provides a kind of speed changer with above-mentioned shift fork axle assembly structure, and lubrication is imitated in the transmission case
Fruit is good, and gear shifting force is small；The utility model additionally provides a kind of motor vehicle with above-mentioned speed changer, the motor vehicle driving maneuverability
It is good.
The purpose of this utility model solves by the following technical programs：
This shift fork axle assembly structure includes being arranged on shift fork axle, wherein shell of top cover made of the steel pipe below shell of top cover body
Oil guide groove is provided with body, oil guide groove is relative with the oil trap opened up in shift fork axle, oilhole is also provided with shift fork axle, oilhole is with
The shelves wheel of side is corresponding；The both ends of shift fork axle are respectively arranged with blocking and blocking with holes.
Further, also resided in the characteristics of the utility model：
Wherein shift fork axle includes the first shift fork axle and the second shift fork axle.
Wherein the first shift fork axle is relative with oil guide groove, and two opened up in the first shift fork axle oilhole is taken turns with first grade respectively
It is relative with second gear wheel.
L support members are provided with below wherein the first shift fork axle, and the length of oil trap is more than the length of L support members.
Two oilholes wherein opened up in the second shift fork axle are relative with third gear wheel and fourth speed wheel respectively.
The both ends of wherein the second shift fork axle are respectively arranged with blocking and blocking with holes.
Wherein oilhole is diamond shaped；Oil trap is oblong-shaped.
Another technical scheme of the present utility model is：A kind of speed changer, the speed changer have above-mentioned shift fork axle assembly knot
Structure.
Another technical scheme of the present utility model is：A kind of motor vehicle, the motor vehicle have above-mentioned speed changer.
The beneficial effects of the utility model are：In transmission duty state, the oil guide groove set on shell of top cover body can
Collect the lubricating oil of splashing, and make lubricating oil by oil trap and oilhole stream on shelves wheel, and shift fork axle pass through it is with holes
Blocking is interconnected, and is sealed it off using blocking, prevents lubricating oil from outflowing；The structure can make shift fork axle total
Lubricant effect into structure is more preferable, while reduces the weight of shift fork axle, reduces the gear shifting force of speed changer.
Further, the lubricating oil that the first shift fork axle is collected by receiving oil guide groove, and pass through oil trap and oilhole
First grade of wheel and second gear wheel are lubricated；L support members can play a part of supporting the first shift fork axle, and oil-collecting simultaneously
The length of groove is more than the length of L support members, can ensure that lubricating oil is back to inner chamber.
Further, the second shift fork axle is used to provide lubricating oil to third gear wheel and fourth speed wheel, while blocking can
The second shift fork axle is sealed, prevents that lubricating oil is excessive, blocking with holes can connect oil pump by flexible pipe, relatively be disliked in operating mode
When bad, increase the more preferable forced feed lubrication of effect.
A kind of beneficial effect of speed changer of the utility model is：The speed changer has more preferable lubricant effect, reduces and changes
Keep off power.
A kind of beneficial effect of motor vehicle of the utility model is that the gear shifting force of the speed changer of the motor vehicle reduces, and is improved
Riding manipulation performance.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the first shift fork axle in the utility model；
Fig. 3 is the structural representation of the second shift fork axle in the utility model.
Wherein：1 is shell of top cover body；2 be oil guide groove；3 be the first shift fork axle；4 be the second shift fork axle；5 be L support members；6 are
First grade of wheel；7 be second gear wheel；8 be third gear wheel；9 be fourth speed wheel；10 be oil trap；11 be oilhole；12 be with holes
Block；13 be blocking.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
The utility model provides a kind of shift fork axle assembly structure, as shown in figure 1, including shell of top cover body 1, shell of top cover body 1
On be provided with oil guide groove 2, the lower section of oil guide groove 2 is provided with shift fork axle, and shift fork axle includes the first shift fork axle 3 and the second shift fork axle 4；
The wherein lower section of oil guide groove 2 is provided with the first shift fork axle 3, as shown in Fig. 2 the first shift fork axle 3 is hollow cylindrical shape, and one
Side card oil oil trap 10, the opposite side relative with oil trap 10 is provided with the oilhole 11 of rhombus；As shown in figure 3, the second shift fork axle 4
It is identical with the structure of the first shift fork axle 3, and the junction of the second shift fork axle 4 and the first shift fork axle 3 is arranged to blocking 12 with holes, the
The other end of two shift fork axles 14 is sealed using blocking 13, and blocking 12 with holes can make the lubricating oil in the first shift fork axle 3
It flow in the second shift fork axle 4.
As shown in figure 1, the lower section of the first shift fork axle 3 is additionally provided with L support members 5, the length of L support members 5 is less than oil trap
10 length；Two oilholes 11 opened up in first shift fork axle 3 are corresponding with first grade of wheel 6 and second gear wheel 7 respectively；Second group
Two oilholes 11 opened up on fork shaft 4 are corresponding with third gear wheel 8 and fourth speed wheel 9 respectively.
Operation principle of the present utility model is：Speed changer in normal work, agitation lubricating oil can make splashing to upper
The lubricating oil of the inner side of lid housing 1 is pooled in oil guide groove 2, and is flow to by oil guide groove 2 in the first shift fork axle 3, then passes through band
The blocking 12 in hole is flow in the second shift fork axle 4；Then divided by the oilhole 11 opened up in the first shift fork axle 3 and the second shift fork axle 4
Lubricating oil is not provided to first grade of wheel 6, second gear wheel 7, third gear wheel 8 and fourth speed wheel 9, during due to transmission duty, is splashed
The lubricants capacity to get up is larger, therefore can ensure that the inflow of lubricating oil is consistently greater than and flow out, and ensures the oil dripping shape at oilhole 11
The lasting progress of state.Shift fork axle made of steel pipe simultaneously, relative to forging material, its weight saving, cost reduces, and reduces and changes
Keep off power.Inner chamber lubricating oil makes to be formed between the first shift fork axle 3 and the second shift fork axle 4 and shell of top cover body 1 by the oilhole 11 of rhombus
Oil film, further reduces frictional force, while reduce power assisted gearshift indirectly.
It is of the present utility model to be using the course of work：Because moment of torsion is big when motor vehicle, which puts in the first speed, to be kept off with two, the first shift fork axle 3
The lubricating oil of inner chamber can be dropped in by oilhole 11 thereon on first grade of wheel 6 and second gear wheel 7；When motor vehicle hangs three, fourth gear,
Lubricating oil in second shift fork axle 4 is dropped on third gear wheel 8 and fourth speed wheel 9 by oilhole 11 thereon；If simultaneously the
After lubricating oil in one shift fork axle 3 and the second shift fork axle 4 is filled with, it can be overflowed by oil trap 10, can equally play lubrication shelves
The effect of wheel.
Claims (9)
1. a kind of shift fork axle assembly structure, it is characterised in that including shift fork made of the steel pipe that is arranged on below shell of top cover body (1)
Axle, is wherein provided with oil guide groove (2) on shell of top cover body (1), oil guide groove (2) with the oil trap (10) that is opened up in shift fork axle relatively,
Oilhole (11) is also provided with shift fork axle, oilhole (11) is corresponding with the shelves wheel of lower section；The both ends of shift fork axle are respectively arranged with holes
Blocking (12) and block (13).
2. shift fork axle assembly structure according to claim 1, it is characterised in that the shift fork axle includes the first shift fork axle
And the second shift fork axle (4) (3).
3. shift fork axle assembly structure according to claim 2, it is characterised in that first shift fork axle (3) and oil guide groove
(2) relatively, two oilholes (11) and in the first shift fork axle (3) opened up take turns (6) and second gear wheel (7) phase with first grade respectively
It is right.
4. shift fork axle assembly structure according to claim 3, it is characterised in that set below first shift fork axle (3)
There are L support members (5), and the length of oil trap (10) is more than the length of L support members (5).
5. shift fork axle assembly structure according to claim 2, it is characterised in that opened up on second shift fork axle (4)
Two oilholes (11) are relative with third gear wheel (8) and fourth speed wheel (9) respectively.
6. shift fork axle assembly structure according to claim 5, it is characterised in that the both ends of second shift fork axle (4) point
Blocking with holes (12) is not provided with and blocks (13).
7. shift fork axle assembly structure according to claim 1, it is characterised in that the oilhole (11) is diamond shaped；Oil-collecting
Groove (10) is oblong-shaped.
8. a kind of speed changer, it is characterised in that the speed changer has the shift fork axle assembly as described in claim 1-7 any one
Structure.
9. a kind of motor vehicle, it is characterised in that the motor vehicle has speed changer as claimed in claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720186686.7U CN206845880U (en) | 2017-02-28 | 2017-02-28 | A kind of shift fork axle assembly structure and speed changer and motor vehicle based on the structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720186686.7U CN206845880U (en) | 2017-02-28 | 2017-02-28 | A kind of shift fork axle assembly structure and speed changer and motor vehicle based on the structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206845880U true CN206845880U (en) | 2018-01-05 |
Family
ID=60789396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720186686.7U Active CN206845880U (en) | 2017-02-28 | 2017-02-28 | A kind of shift fork axle assembly structure and speed changer and motor vehicle based on the structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206845880U (en) |
-
2017
- 2017-02-28 CN CN201720186686.7U patent/CN206845880U/en active Active
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