CN209262226U - A kind of single axle keeps off gearshift more - Google Patents
A kind of single axle keeps off gearshift more Download PDFInfo
- Publication number
- CN209262226U CN209262226U CN201821490483.8U CN201821490483U CN209262226U CN 209262226 U CN209262226 U CN 209262226U CN 201821490483 U CN201821490483 U CN 201821490483U CN 209262226 U CN209262226 U CN 209262226U
- Authority
- CN
- China
- Prior art keywords
- axle
- shift fork
- gear
- gearshift
- fixedly connected
- Prior art date
- 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.)
- Expired - Fee Related
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- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model discloses a kind of single axles to keep off gearshift more, including shift fork axle, the top of shift fork axle is equipped with selector fork, the through-hole that selector fork bottom offers is arranged with shift fork axle to be connect, the top of selector fork is equidistantly uniformly provided with rack gear, selector fork engages connection with the bottom end of oval gear by rack gear, the top of oval gear is fixedly connected with the bottom end of gear shifting pulling head, the center bottom of gear shifting pulling head offers circular hole, bearing is embedded with inside circular hole, the interspersed connection of the inner ring of bearing and one end end of fixed column, a kind of single axle of the utility model keeps off gearshift more, by being set as being used cooperatively for a shift fork axle and multiple shifting blocks, reduce power interruption time in shift process, improve the dynamic property and comfort of vehicle, shift fork axle can be ensured in horizontal line by two axle sleeves of setting, pass through setting Being used cooperatively for ball and multiple grooves, can be realized the switching to different gears.
Description
Technical field
The utility model relates to one kind to keep off gear shifting structure more, in particular to a kind of single axle keeps off gearshift more.
Background technique
Traditional gearshift design is that all selector fork axis share a gear shifting pulling head, is not dialled in same shift when two
When gear on fork shaft switches over, selector fork shaft position where gear shifting pulling head being first adjusted to target gear is completed
Block selecting process, then shift is realized by gear shifting pulling head driving selector fork axis.
Essential block selecting process shift time should be increased in the process, to increase power interruption in shift process
Time, the dynamic property and comfort of vehicle are influenced, general shift fork axle does not have limiting device and is not easy to replace.
Utility model content
The purpose of this utility model is to provide a kind of single axles to keep off gearshift more, to solve to mention in above-mentioned background technique
Out increase power interruption time in shift process, influence the dynamic property and comfort of vehicle, general shift fork axle does not limit
Position device and be not easy to replacement the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of single axle keeps off gearshift more, including
The top of shift fork axle, the shift fork axle is equipped with selector fork, and the through-hole that the selector fork bottom offers is arranged with shift fork axle
Connection, the top of the selector fork are equidistantly uniformly provided with rack gear, and the selector fork passes through the bottom of rack gear and oval gear
End engagement connection, the top of the oval gear is fixedly connected with the bottom end of gear shifting pulling head, in the bottom end of the gear shifting pulling head
Portion offers through-hole, and bearing is embedded with inside the through-hole, and connection is interted in the inner ring of the bearing and one end end of fixed column,
The other end of the fixed column is fixedly connected with the side outer wall of stripe board, and a lateral roof of the gear shifting pulling head is fixed with circle
Cylinder, the inner wall of the cylinder side are fixedly connected by spring with movable block side, and the other side of the movable block offers half
Circular groove, the internal activity of the semi-circular recesses are embedded with ball, and the front of the stripe board offers the first groove,
Two grooves and third groove, and the ball is connected together with the second groove.
As a kind of optimal technical scheme of the utility model, the both ends of the shift fork axle are arranged with axle sleeve, and two
The axle sleeve is with symmetrical at the center of shift fork axle.
As a kind of optimal technical scheme of the utility model, the both ends end of the shift fork axle offers circular hole, and two
The top and bottom end of a circular hole offer card hole, and the inside of the circular hole is equipped with two pressure rams, two pressure rams
Side is fixedly connected to kelly, and two kellies are connected together with corresponding card hole respectively.
As a kind of optimal technical scheme of the utility model, the length of two kellies is respectively less than the radius of circular hole.
As a kind of optimal technical scheme of the utility model, set between two pressure rams there are two sleeve, two sleeves
Inside be all provided with there are two T shape column, one end of two T shape columns is fixedly connected by spring, the other end of two T shape columns and extruding
Another side lever wall of bar is fixedly connected.
Compared with prior art, the utility model has the beneficial effects that a kind of single axle of the utility model keeps off shift machine more
Structure reduces power interruption time in shift process, improves vehicle by being set as being used cooperatively for a shift fork axle and shifting block
Dynamic property and comfort, can ensure that shift fork axle in horizontal line, avoids shift fork axle due to outer by two axle sleeves of setting
Power and run-off the straight, when shift fork axle generates damage due to external force, by the pressure ram of setting and being used cooperatively for kelly, just
The switching to different gears can be realized by the ball of setting and being used cooperatively for multiple grooves in the disassembly of shift fork axle.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the gear shifting pulling head structural schematic diagram of the utility model；
Fig. 3 is the strip plate structure schematic diagram of the utility model；
Fig. 4 is the circular hole schematic diagram of internal structure of the utility model.
In figure: 1, shift fork axle；2, selector fork；3, oval gear；4, gear shifting pulling head；5, fixed column；6, stripe board；7,
Bearing；8, cylinder；9, ball；10, the first groove；11, the second groove；12, third groove；13, circular hole；14, pressure ram；15,
Kelly；16, sleeve；17, T shape column.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-4, the utility model provides a kind of single axle and keeps off gearshift, including shift fork axle 1, shift fork more
The top of axis 1 is equipped with selector fork 2, and the through-hole that 2 bottom of selector fork offers is arranged with shift fork axle 1 to be connect, selector fork 2
Top be equidistantly uniformly provided with rack gear, selector fork 2 engages connection, oval tooth with the bottom end of oval gear 3 by rack gear
The top of wheel 3 is fixedly connected with the bottom end of gear shifting pulling head 4, and the center bottom of gear shifting pulling head 4 offers through-hole, is embedded inside through-hole
There are bearing 7, the interspersed connection of the inner ring of bearing 7 and one end end of fixed column 5, the other end of fixed column 5 and the side of stripe board 6
Outer wall is fixedly connected, and a lateral roof of gear shifting pulling head 4 is fixed with cylinder 8, and the inner wall of 8 side of cylinder passes through spring and movable block
Side is fixedly connected, and the other side of movable block offers semi-circular recesses, and the internal activity of semi-circular recesses is embedded with ball 9,
The front of stripe board 6 offers the first groove 10, the second groove 11 and third groove 12, and ball 9 engages with the second groove 11
Connection.
Preferably, the both ends of shift fork axle 1 are arranged with axle sleeve 18, and two axle sleeves 18 are with symmetrical at the center of shift fork axle 1
Distribution, it can be ensured that shift fork axle 1 is in horizontal line position.
Preferably, the both ends end of shift fork axle 1 offers circular hole 13, and the top and bottom end of two circular holes 13 offer
Card hole, the inside of circular hole 13 are equipped with two pressure rams 14, and the side of two pressure rams 14 is fixedly connected to kelly 15, two cards
Bar 15 is connected together with corresponding card hole respectively, can limit the moving range of shift fork axle 1.
Preferably, the length of two kellies 15 is respectively less than the radius of circular hole 13, it is ensured that kelly 15 can be retracted to circular hole 13
It is internal.
Preferably, sleeve 16 there are two setting between two pressure rams 14, the inside of two sleeves 16 is symmetrically arranged with two T
One end of shape column 17, two T shape columns 17 is fixedly connected by spring, and the other ends of two T shape columns 17 is another with pressure ram 14
Side lever wall is fixedly connected, convenient for being replaced when shift fork axle 1 is damaged.
When specifically used, a kind of single axle of the utility model keeps off gearshift more, in use, first at gear shifting pulling head 4
When the position shown in Fig. 1, ball 9 and the second groove 11 being at this moment equipped with inside cylinder 8 are connected together, and are at this moment in neutral gear
Position, when gear shifting pulling head 4 moves right, the oval gear 3 that 4 bottom end of gear shifting pulling head is fixed with is by way of engagement
Band carry-over bar moves downward, and at this moment, the ball 9 inside cylinder 8 is skidded off due to external force and inside the second groove 11, moves to one
After set a distance, ball 9 is engaged with third groove 12, while oval gear 3 is transported to the right by rack drives selector fork 2
It is dynamic, at this moment set in a gear, when gear shifting pulling head 4 is moved to the left, oval gear 3 that 4 bottom end of gear shifting pulling head is fixed with
Band carry-over bar moves right by way of engagement, and at this moment, the ball 9 inside cylinder 8 is due to external force and out of second groove 11
Portion skids off, and after moving to certain distance, ball 9 is engaged with the first groove 10, while oval gear 3 passes through rack drives
Selector fork 2 moves downward, and at this moment sets in three gears, can by the kelly 15 of setting during shift fork axle 1 moves
The motion range for limiting shift fork axle 1 only need to squeeze inwardly two pressure rams 14 when needing to be replaced shift fork axle 1,
At this moment kelly 15 is detached from corresponding card hole and engages, and then takes out shift fork axle 1.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of single axle keeps off gearshift, including shift fork axle (1) more, which is characterized in that the top of the shift fork axle (1) is equipped with
Selector fork (2), the through-hole that selector fork (2) bottom offers is arranged with shift fork axle (1) to be connect, the selector fork
(2) top is equidistantly uniformly provided with rack gear, and the selector fork (2) engages company with the bottom end of oval gear (3) by rack gear
It connects, the top of the oval gear (3) is fixedly connected with the bottom end of gear shifting pulling head (4), in the bottom end of the gear shifting pulling head (4)
Portion offers through-hole, is embedded with inside the through-hole bearing (7), the inner ring of the bearing (7) and one end end of fixed column (5)
Interspersed connection, the other end of the fixed column (5) are fixedly connected with the side outer wall of stripe board (6), the gear shifting pulling head (4)
One lateral roof is fixed with cylinder (8), and the inner wall of cylinder (8) side is fixedly connected by spring with movable block side, institute
The other side for stating movable block offers semi-circular recesses, and the internal activity of the semi-circular recesses is embedded with ball (9), the item
The front of shape plate (6) offers the first groove (10), the second groove (11) and third groove (12), and the ball (9) and the
Two grooves (11) are connected together.
2. a kind of single axle according to claim 1 keeps off gearshift more, it is characterised in that: the two of the shift fork axle (1)
End is arranged with axle sleeve (18), and two axle sleeves (18) are with symmetrical at the center of shift fork axle (1).
3. a kind of single axle according to claim 1 keeps off gearshift more, it is characterised in that: the two of the shift fork axle (1)
End end offers circular hole (13), and the top and bottom end of two circular holes (13) offer card hole, the circular hole (13)
Inside be equipped with two pressure rams (14), the side of two pressure rams (14) is fixedly connected to kelly (15), two cards
Bar (15) is connected together with corresponding card hole respectively.
4. a kind of single axle according to claim 3 keeps off gearshift more, it is characterised in that: two kellies (15)
Length is respectively less than the radius of circular hole (13).
5. a kind of single axle according to claim 3 keeps off gearshift more, it is characterised in that: between two pressure rams (14)
If the inside of two sleeves (16) is all provided with there are two T shape column (17), and one end of two T shape columns (17) is logical there are two sleeve (16)
It crosses spring to be fixedly connected, the other end of two T shape columns (17) is fixedly connected with another side lever wall of pressure ram (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490483.8U CN209262226U (en) | 2018-09-12 | 2018-09-12 | A kind of single axle keeps off gearshift more |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490483.8U CN209262226U (en) | 2018-09-12 | 2018-09-12 | A kind of single axle keeps off gearshift more |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209262226U true CN209262226U (en) | 2019-08-16 |
Family
ID=67552741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821490483.8U Expired - Fee Related CN209262226U (en) | 2018-09-12 | 2018-09-12 | A kind of single axle keeps off gearshift more |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209262226U (en) |
-
2018
- 2018-09-12 CN CN201821490483.8U patent/CN209262226U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20200912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |