CN207018494U - Gear selecting and shifting mechanism of gearbox with built-in gear shifting booster - Google Patents
Gear selecting and shifting mechanism of gearbox with built-in gear shifting booster Download PDFInfo
- Publication number
- CN207018494U CN207018494U CN201720943655.1U CN201720943655U CN207018494U CN 207018494 U CN207018494 U CN 207018494U CN 201720943655 U CN201720943655 U CN 201720943655U CN 207018494 U CN207018494 U CN 207018494U
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- Prior art keywords
- power
- assisted
- shifting
- spacer
- pin
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- 125000006850 spacer group Chemical group 0.000 claims abstract description 68
- 238000013016 damping Methods 0.000 claims description 32
- 238000009434 installation Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- -1 and in gearshift Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model provides a gearbox of built-in booster of shifting selects gearshift, includes the shifting shaft and shifts the shifting block, the shifting block passes through fixed pin and shifting shaft fixed connection, the outside cover of shifting shaft is equipped with the spacer sleeve, it is outside that the spacer sleeve is located to the shifting block cover, the outside sliding fit of shifting block and spacer sleeve, the inside of spacer sleeve and the outside sliding fit of shifting shaft, the tip of spacer sleeve is connected with the rocking arm of the booster of shifting. This design not only can realize shifting the booster and embed, can utilize the spacer sleeve to inject the selection and keep off the stroke moreover.
Description
Technical field
It the utility model is related to a kind of gearbox selector gearshift for being provided with booster, more particularly to a kind of built-in gearshift
The gearbox selector gearshift of booster, it is particularly applicable to reduce the radius of gyration of pivoted arm, realize the built-in of booster.
Background technology
With flourishing for automobile market, the lifting that market is required automobile gear shift comfortableness, power assisted gearshift system
More and more extensive is used among gearbox shifting system, particularly commercial vehicle market.Shifting device is made in automotive transmission
For an important component in automobile, the performance of automobile and the operational comfort of driver are directly connected to.
China Patent Publication No. is CN 106051151A, and publication date discloses for the patent of invention on October 26th, 2016
A kind of transmission top cover assembly, the gear shift mechanism of the assembly include four gear shifting pulling heads；Shifting shaft is supported in top cover housing,
Four gear shifting pulling heads are enclosed on shifting shaft；Self-locking block is fixed on shifting shaft；" ten " font groove is provided with interlock board and with connection
Hook is connect, is coupled by hook with self-locking block, and " ten " font groove of interlock board is enclosed on gear shifting pulling head；Pivot pin of shifting gears is installed
On shifting shaft, and its both ends is located in the inner chamber of gear shifting pulling head；First return spring is arranged on shifting shaft and is located at top cover
Between the baffle plate and spacer of housing；Self-locking pin assembly is arranged on top cover housing；Stage clip and steel ball are carried on self-locking pin assembly, it is empty
Steel ball is located in the axial groove of self-locking block during gear, and when self-locking block rotates with shifting shaft shifts gears, the steel ball of self-locking pin assembly falls
In two axial raised outsides.Although the invention can compact Layout gearbox selector gearshift, its still suffer from it is following lack
Fall into：
1st, the invention can not be adapted to built-in gearbox shifting booster, and gear shift operation comfort level is poor.
The content of the invention
The purpose of this utility model is the problem of overcoming that built-in power assisted gearshift device can not be adapted to present in prior art,
Provide a kind of gearbox selector gearshift that can be adapted to built-in power assisted gearshift device.
To realize object above, technical solution of the present utility model is：
A kind of gearbox selector gearshift of built-in power assisted gearshift device, including shifting shaft and gear shifting pulling head, the gearshift are dialled
Head is fixedly connected by steady pin with shifting shaft, and the outer cover of the shifting shaft is provided with spacer, the gear shifting pulling head be sheathed on every
Set is outside, and the slide outside of the gear shifting pulling head and spacer coordinates, and the inside of the spacer and the slide outside of shifting shaft coordinate,
The end of the spacer is connected with the pivoted arm of power assisted gearshift device.
Offer power-assisted pin-and-hole on the shifting shaft at nearly pivoted arm, the power-assisted pin-and-hole is slotted hole, the power-assisted pin-and-hole
Power-assisted pin is inside provided with, the power-assisted pin is slidably matched with power-assisted pin-and-hole, and the both ends of the power-assisted pin are connected with pivoted arm.
The end of the spacer is relative to offer two U-shaped mounting grooves, and the both ends of the power-assisted pin respectively pass through a U-shaped peace
Be connected after tankage with pivoted arm, the side of the pivoted arm is provided with power-assisted shifting block, the power-assisted shifting block and pivoted arm be sheathed on every
Set is outside, the end snap-fit of the power-assisted shifting block and spacer.
Offer spacing bayonet between described two U-shaped mounting grooves, the middle part of the power-assisted shifting block by spacing bayonet with
The end snap-fit of spacer.
The middle part of the spacer is relative to offer two steady pins cunning mouths, and the gear shifting pulling head passes through steady pin and shifting shaft
Be fixedly connected, the both ends of the steady pin are respectively passed after a steady pin slides mouth to be connected with gear shifting pulling head, the steady pin with
Steady pin is slided mouth and is slidably matched.
One end of the spacer is connected with pivoted arm, and the other end of the spacer offers damping mounting hole, the damping
Damping of reversing gear is provided with mounting hole, offers damping slot on the shifting shaft, mounting hole is corresponding sets for the damping slot and damping
Put.
Compared with prior art, the beneficial effects of the utility model are：
1st, the outer cover in shifting shaft in a kind of gearbox selector gearshift of built-in power assisted gearshift device of the utility model
If spacer, in block selecting, translation occurs for shifting shaft, and spacer remains stationary as；During gearshift, power assisted gearshift device power-assisted gearshift, drive every
Set and shifting shaft rotate simultaneously；The arrangement space that the structure of spacer takes is small, while disclosure satisfy that the base of power assisted gearshift device
This installation requirement, reduce number of parts and the arrangement space of booster.Therefore, the design is simple in construction, realizes power assisted gearshift
Built in device, arrangement space is small.
2nd, the power-assisted pin-and-hole in a kind of gearbox selector gearshift of built-in power assisted gearshift device of the utility model is slotted hole,
The length of power-assisted pin-and-hole is controlled, the block selecting stroke of gear shifting pulling head can be effectively controlled, without separately setting stopping means, reduce choosing and change
The number of parts of retaining device, simplify gearbox inner structure.Therefore, the design can utilize spacer to limit block selecting stroke, reduce
Number of parts.
3rd, power-assisted pin and steady pin are both needed in a kind of gearbox selector gearshift of built-in power assisted gearshift device of the utility model
It is fixedly mounted after passing through spacer and shifting shaft, in gearshift, power-assisted pin rotates in the presence of booster pivoted arm, now sleeve pipe
With shifting shaft synchronous axial system, steady pin provides power-assisted for the synchronous axial system of sleeve pipe and shifting shaft, and the installation for effectively improving spacer is steady
It is qualitative.Therefore, the design sleeve pipe and shifting shaft rotate synchronism height, and gearshift reliability is high.
4th, in a kind of gearbox selector gearshift of built-in power assisted gearshift device of the utility model there is down the end set of spacer
Block resistance Buddhist nun's mounting hole, damping of reversing gear, which is arranged at, reverses gear in damping mounting hole, reverse gear damping and the damping slot phase of reversing gear on shifting shaft
Coordinate, effectively improve the installation steadiness of spacer while the normal function for realizing damping of reversing gear.Therefore, the design can configure
Reverse gear damping, sleeve pipe mounting stability is good.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of pivoted arm in Fig. 1.
Fig. 3 is the structural representation of spacer in Fig. 1.
Fig. 4 is Fig. 3 left view.
Fig. 5 is general assembly drawing of the present utility model.
In figure：Shifting shaft 1, power-assisted pin-and-hole 11, damping slot 12, gear shifting pulling head 2, steady pin 21, spacer 3, U-shaped mounting groove
31st, spacing bayonet 32, damping mounting hole 33, steady pin slide mouth 34, power assisted gearshift device 4, pivoted arm 41, power-assisted pin 42, power-assisted shifting block
43。
Embodiment
The utility model is described in further detail below in conjunction with brief description of the drawings and embodiment.
Referring to Fig. 1 to Fig. 5, a kind of gearbox selector gearshift of built-in power assisted gearshift device, including shifting shaft 1 and gearshift are dialled
First 2, the gear shifting pulling head 2 is fixedly connected by steady pin 21 with shifting shaft 1, and the outer cover of the shifting shaft 1 is provided with spacer 3,
The gear shifting pulling head 2 is sheathed on outside spacer 3, and the slide outside of the gear shifting pulling head 2 and spacer 3 coordinates, the spacer 3 it is interior
Portion and the slide outside of shifting shaft 1 coordinate, and the end of the spacer 3 is connected with the pivoted arm 41 of power assisted gearshift device 4.
Power-assisted pin-and-hole 11 is offered at nearly pivoted arm 41 on the shifting shaft 1, the power-assisted pin-and-hole 11 is slotted hole, described to help
Power-assisted pin 42 is provided with power pin-and-hole 11, the power-assisted pin 42 is slidably matched with power-assisted pin-and-hole 11, the both ends of the power-assisted pin 42
It is connected with pivoted arm 41.
The end of the spacer 3 is relative to offer two U-shaped mounting grooves 31, and the both ends of the power-assisted pin 42 respectively pass through one
Be connected after U-shaped mounting groove 31 with pivoted arm 41, the side of the pivoted arm 41 is provided with power-assisted shifting block 43, the power-assisted shifting block 43 with
Pivoted arm 41 is sheathed on outside spacer 3, the end snap-fit of the power-assisted shifting block 43 and spacer 3.
Offer spacing bayonet 32 between described two U-shaped mounting grooves 31, the middle part of the power-assisted shifting block 43 passes through spacing
The end snap-fit of bayonet socket 32 and spacer 3.
The middle part of the spacer 3 is relative to be offered two steady pins and slides mouths 34, the gear shifting pulling head 2 by steady pin 21 with
Shifting shaft 1 is fixedly connected, and the both ends of the steady pin 21 are respectively passed after a steady pin slides mouth 34 to be connected with gear shifting pulling head 2,
The steady pin 21 is slided mouth 34 with steady pin and is slidably matched.
One end of the spacer 3 is connected with pivoted arm 41, and the other end of the spacer 3 offers damping mounting hole 33, institute
State in damping mounting hole 33 and be provided with damping of reversing gear, damping slot 12, the damping slot 12 and damping are offered on the shifting shaft 1
Mounting hole 33 is correspondingly arranged.
Principle of the present utility model is described as follows：
The installation of gearbox shifting booster 4 is, it is necessary to which the pivoted arm 41 of power assisted gearshift device 4 is fixed to the axle without axial translation
On, but translation can frequently occur in shifting for shifting shaft 1, the spacer 3 of the design can ensure during block selecting
Translation does not occur for spacer, and in gearshift, spacer 3 drives spacer 3 and shifting shaft 1 to occur simultaneously with the operation of power assisted gearshift device 4
Rotate.Such geometries shrink radius of gyration of the pivoted arm 41 of booster, realizes the built-in of power assisted gearshift device 4.
Block selecting：Shifting shaft 1 translates, and now gear shifting pulling head 2 and steady pin 21 move with the movement of shifting shaft 1, every
Set 3, power-assisted pin 42 and pivoted arm 41 remain stationary as, and position of the power-assisted pin 42 in power-assisted pin-and-hole 11 changes,
Gearshift：Pivoted arm 41 promotes power-assisted pin 42 to rotate, and the power of power-assisted pin 42 acts on power-assisted pin-and-hole 11 and U-shaped installation
Groove 31 makes shifting shaft 1 and spacer 3 rotate, and steady pin 21 acts synchronous drive gear shifting pulling head 2 with shifting shaft 1 and rotated.
Embodiment 1：
A kind of gearbox selector gearshift of built-in power assisted gearshift device, including shifting shaft 1 and gear shifting pulling head 2, the gearshift
Shifting block 2 is fixedly connected by steady pin 21 with shifting shaft 1, and the outer cover of the shifting shaft 1 is provided with spacer 3, the gear shifting pulling head 2
It is sheathed on outside spacer 3, the slide outside of the gear shifting pulling head 2 and spacer 3 coordinates, inside and the shifting shaft 1 of the spacer 3
Slide outside coordinates, and the end of the spacer 3 is connected with the pivoted arm 41 of power assisted gearshift device 4；Nearly pivoted arm 41 on the shifting shaft 1
Place offers power-assisted pin-and-hole 11, and the power-assisted pin-and-hole 11 is slotted hole, and power-assisted pin 42 is provided with the power-assisted pin-and-hole 11, described
Power-assisted pin 42 is slidably matched with power-assisted pin-and-hole 11, and the both ends of the power-assisted pin 42 are connected with pivoted arm 41；Described two U-shaped peaces
Spacing bayonet 32 is offered between tankage 31, the middle part of the power-assisted shifting block 43 passes through spacing bayonet 32 and the end card of spacer 3
Tight fit.
Embodiment 2：
Embodiment 2 is substantially the same manner as Example 1, and its difference is：
The end of the spacer 3 is relative to offer two U-shaped mounting grooves 31, and the both ends of the power-assisted pin 42 respectively pass through one
Be connected after U-shaped mounting groove 31 with pivoted arm 41, the side of the pivoted arm 41 is provided with power-assisted shifting block 43, the power-assisted shifting block 43 with
Pivoted arm 41 is sheathed on outside spacer 3, the end snap-fit of the power-assisted shifting block 43 and spacer 3；The middle part phase of the spacer 3
Mouth 34 is slided to offering two steady pins, the gear shifting pulling head 2 is fixedly connected by steady pin 21 with shifting shaft 1, the fixation
The both ends of pin 21 are respectively passed after a steady pin slides mouth 34 to be connected with gear shifting pulling head 2, and the steady pin 21 slides mouth with steady pin
34 are slidably matched.
Embodiment 3：
Embodiment 3 is substantially the same manner as Example 2, and its difference is：
One end of the spacer 3 is connected with pivoted arm 41, and the other end of the spacer 3 offers damping mounting hole 33, institute
State in damping mounting hole 33 and be provided with damping of reversing gear, damping slot 12, the damping slot 12 and damping are offered on the shifting shaft 1
Mounting hole 33 is correspondingly arranged.
Claims (6)
1. a kind of gearbox selector gearshift of built-in power assisted gearshift device, including shifting shaft（1）And gear shifting pulling head（2）, it is described to change
Keep off shifting block（2）Pass through steady pin（21）With shifting shaft（1）It is fixedly connected, it is characterised in that：
The shifting shaft（1）Outer cover be provided with spacer（3）, the gear shifting pulling head（2）It is sheathed on spacer（3）Outside, it is described to change
Keep off shifting block（2）With spacer（3）Slide outside coordinate, the spacer（3）Inside and shifting shaft（1）Slide outside coordinate,
The spacer（3）End and power assisted gearshift device（4）Pivoted arm（41）It is connected.
A kind of 2. gearbox selector gearshift of built-in power assisted gearshift device according to claim 1, it is characterised in that：
The shifting shaft（1）Upper nearly pivoted arm（41）Place offers power-assisted pin-and-hole（11）, the power-assisted pin-and-hole（11）For slotted hole, institute
State power-assisted pin-and-hole（11）Inside it is provided with power-assisted pin（42）, the power-assisted pin（42）With power-assisted pin-and-hole（11）It is slidably matched, it is described to help
Power pin（42）Both ends and pivoted arm（41）It is connected.
A kind of 3. gearbox selector gearshift of built-in power assisted gearshift device according to claim 2, it is characterised in that：
The spacer（3）End relative offer two U-shaped mounting grooves（31）, the power-assisted pin（42）Both ends respectively pass through one
Individual U-shaped mounting groove（31）Afterwards with pivoted arm（41）It is connected, the pivoted arm（41）Side be provided with power-assisted shifting block（43）, it is described to help
Power shifting block（43）With pivoted arm（41）It is sheathed on spacer（3）Outside, the power-assisted shifting block（43）With spacer（3）End clamping match somebody with somebody
Close.
A kind of 4. gearbox selector gearshift of built-in power assisted gearshift device according to claim 3, it is characterised in that：
Described two U-shaped mounting grooves（31）Between offer spacing bayonet（32）, the power-assisted shifting block（43）Middle part pass through limit
Position bayonet socket（32）With spacer（3）End snap-fit.
5. the gearbox selector gearshift of power assisted gearshift device, its feature exist built in a kind of according to claim 2,3 or 4
In：
The spacer（3）Middle part relative offer two steady pins and slide mouths（34）, the gear shifting pulling head（2）Pass through steady pin
（21）With shifting shaft（1）It is fixedly connected, the steady pin（21）Both ends respectively pass steady pin and slide mouth（34）Afterwards with gearshift
Shifting block（2）It is connected, the steady pin（21）Mouth is slided with steady pin（34）It is slidably matched.
A kind of 6. gearbox selector gearshift of built-in power assisted gearshift device according to claim 5, it is characterised in that：
The spacer（3）One end and pivoted arm（41）It is connected, the spacer（3）The other end offer damping mounting hole
（33）, the damping mounting hole（33）Inside it is provided with damping of reversing gear, the shifting shaft（1）On offer damping slot（12）, it is described
Damping slot（12）With damping mounting hole（33）It is correspondingly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720943655.1U CN207018494U (en) | 2017-07-31 | 2017-07-31 | Gear selecting and shifting mechanism of gearbox with built-in gear shifting booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720943655.1U CN207018494U (en) | 2017-07-31 | 2017-07-31 | Gear selecting and shifting mechanism of gearbox with built-in gear shifting booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207018494U true CN207018494U (en) | 2018-02-16 |
Family
ID=61482498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720943655.1U Active CN207018494U (en) | 2017-07-31 | 2017-07-31 | Gear selecting and shifting mechanism of gearbox with built-in gear shifting booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207018494U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420537A (en) * | 2017-07-31 | 2017-12-01 | 东风商用车有限公司 | Gear selecting and shifting mechanism of gearbox with built-in gear shifting booster |
| CN114658842A (en) * | 2020-12-24 | 2022-06-24 | 上海汽车变速器有限公司 | Hydraulic damping device for reducing gear shifting impact of electric gear shifting control mechanism of transmission |
-
2017
- 2017-07-31 CN CN201720943655.1U patent/CN207018494U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420537A (en) * | 2017-07-31 | 2017-12-01 | 东风商用车有限公司 | Gear selecting and shifting mechanism of gearbox with built-in gear shifting booster |
| CN114658842A (en) * | 2020-12-24 | 2022-06-24 | 上海汽车变速器有限公司 | Hydraulic damping device for reducing gear shifting impact of electric gear shifting control mechanism of transmission |
| CN114658842B (en) * | 2020-12-24 | 2023-09-26 | 上海汽车变速器有限公司 | Hydraulic damping device for reducing gear shifting impact of transmission electric gear shifting control mechanism |
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|---|---|---|---|
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| GR01 | Patent grant |