CN206423080U - A kind of mini-tiller shifter - Google Patents
A kind of mini-tiller shifter Download PDFInfo
- Publication number
- CN206423080U CN206423080U CN201621488216.8U CN201621488216U CN206423080U CN 206423080 U CN206423080 U CN 206423080U CN 201621488216 U CN201621488216 U CN 201621488216U CN 206423080 U CN206423080 U CN 206423080U
- Authority
- CN
- China
- Prior art keywords
- gear
- gear shift
- shift arm
- arm
- hole
- 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 provides a kind of mini-tiller shifter, including gear shift arm and shift fork axle, also include the gear shift clamp being arranged on gearbox, the gear shift clamp is provided with multiple gear necks, shift fork axle one end connection shift fork other end is connected with support base, the gear shift arm is located in gear neck, and through the support base, the maintaining body for making gear shift arm be maintained in gear neck is provided between the gear shift arm and support base.The utility model, gear shift arm, which is rotated, drives shift fork axle to rotate progress gear switch, when switching to gear, by maintaining body so that gear shift arm is replied after the completion of switching and is maintained in gear neck, it is to avoid slide piece, it is ensured that the stability of gear switch.
Description
Technical field
The utility model belongs to technical field of agricultural machinery, and in particular to a kind of mini-tiller shifter.
Background technology
The mini-tiller shifter of prior art, including shift fork axle, by driving shift fork axle to rotate, are dialled so that being connected to
Shifting block on fork shaft stirs change-speed gearing and realizes gear-change operation.Current mini-tiller gear shift, gear-shifting actuating mechanism is generally all logical
Cross shift bar and be directly connected with shift fork axle and stirred, it may appear that gear indicates unintelligible, vibrations or by external force situation in use
The situation of lower slide piece or trip stop.
The content of the invention
The deficiencies in the prior art in view of the above, the purpose of this utility model is to provide a kind of mini-tiller gear shift machine
Structure, is easy to gear to understand stable switching, gear is maintained at correspondence position after gear shift, it is to avoid slide piece.
In order to achieve the above objects and other related objects, technical solutions of the utility model are as follows：
A kind of mini-tiller shifter, including gear shift arm and shift fork axle, in addition to the gear shift clamp on gearbox,
The gear shift clamp is provided with multiple gear necks, and shift fork axle one end connection shift fork other end is connected with support base, described
Gear shift arm is located in gear neck, and through the support base, being provided between the gear shift arm and support base protects gear shift arm
Hold the maintaining body in gear neck.
Using said structure, gear shift arm, which is rotated, drives shift fork axle to rotate progress gear switch, when switching to gear, passes through and protects
Mechanism is held so that gear shift arm is replied after the completion of switching and is maintained in gear neck, it is to avoid slide piece, it is ensured that gear switch it is steady
It is qualitative.
Further, the gear neck arranges that gear shift arm swings and enters or exit gear neck along the longitudinal direction,
Rotated before and after gear shift arm and realize gear switch.
Further, the gear shift arm passes through support base, and by support member vertical supporting on support base, the gear shift arm with
There is gap between support base, the maintaining body is spring, and the spring is set in outside gear shift arm, and spring one end is against support base
On, the other end is against on the locating part of gear shift arm setting.
Further, the support member is the boss or washer being arranged on gear shift arm, and the locating part is arranged on gear shift arm
Lower end, spring vertical top makes gear shift arm keep plumbness with support base in support base lower end.
Further, the support base includes upper ear seat, lower ear base and the contiguous block being connected between upper ear seat and lower ear base,
The contiguous block is connected with shift fork axle, and the maintaining body is arranged between lower ear base and gear shift arm.
Further, bar hole is offered on the upper ear seat, the gear shift arm passes the bar hole upwards, exiting or
During into gear neck, the gear shift arm is moved along bar hole length direction, and when switching gear, gear shift arm drives support base edge
Rotated perpendicular to bar hole length direction.
Further, the upper ear seat and lower ear base are horizontally disposed with, and the shift fork axle is connected by homalocephalus with contiguous block middle part,
Drive shift fork to rotate by shift fork axle and carry out gear shift.
Further, in addition to shift bar, the shift bar is erected on armrest seat, passed through between the shift bar and gear shift arm
Connector is connected, and the shift bar is located in connector and can be located in relative to connector vertical rotating, the gear shift arm
Connector is interior and can horizontally rotate relative to connector.
Further, vertically-mounted hole is offered on the connector, be horizontally mounted hole and respectively with vertically-mounted hole, water
The intersecting spacing hole of flat mounting hole, the shift bar front end, which bends and stretched into, to be horizontally mounted in hole, and gear shift arm upper end is stretched into vertically
In mounting hole, it is provided with the gear shift arm and shift bar in stopper slot, the spacing hole and is equipped with spacer pin, spacer pin is stuck in
Limitation shift bar and gear shift arm deviate from the connector in stopper slot.
Further, support frame is installed, the shift bar is caught in the hole clipping opened up on support frame on the armrest seat, and
It can move forward and backward and swing in hole clipping.
As described above, the beneficial effects of the utility model are：Gear shift arm, which is rotated, drives shift fork axle to rotate progress gear switch,
When switching to gear, by maintaining body so that gear shift arm is replied after the completion of switching and is maintained in gear neck, it is to avoid by
External force or machine vibration cause trip stop or lose rank, slide piece, it is ensured that the stability of gear switch.The structure operation is convenient, passes through two
Step formula is operated, and makes gear shift more accurate, clear, it is to avoid hangs the maloperations such as shelves are inaccurate, gear shift is not in place and the situation of security incident occurs.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is side view of the present utility model；
Fig. 3 is front view of the present utility model；
Fig. 4 is A-A sectional views in Fig. 3；
Fig. 5 is the structural representation of gearbox and support base and maintaining body；
Fig. 6 is zoomed-in view at I in Fig. 2；
Fig. 7 is zoomed-in view at J in Fig. 3；
Fig. 8 is the structural representation of the utility model connector；
Fig. 9 is the sectional view of connector.
Piece mark explanation
1 gear shift arm
2 support bases
21 upper ear seats
22 contiguous blocks
23 lower ear bases
24 bar holes
25 through holes
3 gear shift clamps
4 springs
41 support members
42 locating parts
43 nuts
5 gearboxes
6 connectors
61 vertically-mounted holes
62 are horizontally mounted hole
63 spacing holes
64 spacer pins
7 armrest seats
8 shift bars
9 support frames
91 hole clippings
92 bayonet locks
10 shift fork axles
11 stopper slots
Embodiment
Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages of the present utility model and effect easily.
Embodiment
The utility model provides a kind of mini-tiller shifter, and as shown in Figures 1 to 4, it includes gear shift arm 1 and shift fork axle
10, in addition to the gear shift clamp 3 on gearbox 1, gear shift clamp 3 can be fixed on gearbox 1 by bolt etc., gear shift
Clamp 3 is provided with multiple gear necks 31, and the one end of shift fork axle 10 connection shift fork, the other end is connected with support base 2, the gear shift arm
1 is located in gear neck 31, and through the support base 2, in gear shift, gear shift arm 1 applies torsion to support base 2 so that support
Seat 2 and the synchronous axial system of shift fork axle 10, so that driving shift fork to rotate carries out gear shift；Being provided between gear shift arm 1 and support base 2 makes
Gear shift arm 1 makes it rest in gear neck 31 after the completion of being maintained at the maintaining body in gear neck 31, i.e. gear shift, prevents certainly
It is dynamic to skid off and slide piece, just exit gear neck 31 in outer masterpiece used time gear shift arm 1.
Further, gear shift clamp 3 is horizontally arranged on gearbox 1, and gear neck 31 is arranged along the longitudinal direction, gear shift arm
1 swings and enters or exit gear neck 31, is rotated before and after gear shift arm 1 and realizes gear switch.
The gear shift arm 1 passes through the through hole 25 that support base 2 is opened up, and by the vertical supporting of support member 41 on support base 2,
Leave gap between the gear shift arm 1 and support base 2, so as to gear shift arm 1 can between support base 2 with respect to swing by a small margin,
Maintaining body is spring 4 in the present embodiment, and the spring 4 is set in outside gear shift arm 1, and the one end of spring 4 is against on support base 2, another
End is against on the locating part of the setting of gear shift arm 1, i.e., spring 4 is in compressive state between support base 2 and locating part, is changed during normality
Shelves arm 1 be located at gear neck 31 in, spring 4 be pressurized uniformly, gear shift arm 1 rotation gear shift, when gear shift arm 1 move forward and backward to
During the gear needed, now because gear shift arm 1 produces deflection so that the side stress that spring 4 is offset by gear shift arm 1 is larger, when
Decontrol after gear shift arm 1, spring 4 needs to be returned to the position of uniform force, therefore causes gear shift arm 1 to enter to file under elastic force effect
In the neck 31 of position, and keep.
As shown in Figure 4 and Figure 5, wherein, support base 2 includes horizontally disposed upper ear seat 21, lower ear base 23 and being connected to
Contiguous block 22 between upper ear seat 21 and lower ear base 23, upper ear seat 21, lower ear base 23 and the formation U-shaped structure of contiguous block 22 are described
Contiguous block 22 is connected with shift fork axle 10, and support member 41 is the boss or washer being arranged on gear shift arm 1, under boss or washer are located at
The top of ear mount 23, is supported on lower ear base 23, and the locating part is arranged on the lower end of gear shift arm 1, and locating part is pad 42, pad 42
Supported by the nut 43 installed in the lower end of gear shift arm 1, the vertical top of spring 4 makes gear shift arm 1 and lower ear base 23 in the lower end of support base 2
Keep plumbness.
Further, bar hole 24 is offered on upper ear seat 21 in left-right direction, gear shift arm 1 passes the bar hole upwards
24, when exiting or into gear neck 31, the gear shift arm 1 is moved along the length direction of bar hole 24 (i.e. left and right directions),
Gear shift arm 1 drives support base 2 to rotate (fore-and-aft direction) along perpendicular to the length direction of bar hole 24 when switching gear.Before in this example
Afterwards during gear shift, gear shift arm 1 is contacted with upper ear seat 21, and with upper ear seat 21 and the synchronous axial system of lower ear base 23, passes through upper ear seat 21
With lower ear base 23 so that the gear shift arm of force increases, operate lighter.Due to the bar hole 24 of setting, enter or exit in gear shift arm 1
During gear neck 31, it is to avoid produce interference with support base 2, and can be passed when moving forward and backward gear switch between support base 2
Pass and stir power.
Shift fork axle 10 is connected by homalocephalus and fastener etc. with the middle part of contiguous block 22, drives shift fork to rotate by shift fork axle 10
Carry out gear shift.
Further as shown in figures 1 to 6, for the ease of operation, shift bar 8 is additionally provided with, shift bar 8 is erected at handrail
On seat 7, connected between the shift bar 8 and gear shift arm 1 by connector 6, shift bar 8 is located in connector 6 and can be relative to
The vertical rotating of connector 6, gear shift arm 1 is located in connector 6 and can horizontally rotated relative to connector 6.
Wherein, it is provided with armrest seat 7 on support frame 9, support frame 9 and offers hole clipping 91, shift bar 8 is caught in hole clipping 91
It is limited by bayonet lock 92 to skid off, and has gap between shift bar 8 and hole clipping 91, and can be moved forward and backward in hole clipping 91 and left and right pendulum
It is dynamic.Drive gear shift arm 1 to enter or exit gear neck 31 during swing, gear switch is carried out when movable.
Referring specifically to Fig. 7 to Fig. 9, vertically-mounted hole 61 is offered on connector 6, hole 62 is horizontally mounted and two limits
Position hole 63, one of spacing hole 63 intersects vertically with vertically-mounted hole 61, and another spacing hole 63 hangs down with being horizontally mounted hole 62
It is straight intersecting, spacer pin 64 is equipped with spacing hole 63, and it is limited by split pin and deviates from spacing hole 63, the front end of shift bar 8 is curved
Roll over and stretch into and be horizontally mounted in hole 62, the upper end of gear shift arm 1 is stretched into vertically-mounted hole 61, the top of gear shift arm 1 and shift bar 8
Kink is provided with stopper slot 11, and after gear shift arm 1 and shift bar 8 are respectively protruding into respective mounting hole, spacer pin 64 loads
Spacing hole 63, and be stuck in limitation shift bar 8 and gear shift arm 1 in stopper slot 11 and deviate from the connector 6, but gear shift arm 1 can be relative
Horizontally rotate in connector 6, shift bar 8 can be relative to the vertical rotating of connector 6.Rotated, changed by both direction in this example
With the hole clipping 91 of support frame 9 it is fulcrum when lever 8 swings, shift bar 8 is enable to be oriented to hole clipping 91 when moving forward and backward
Gear shift arm 1 is driven to move left and right and swing, it is simple to operate.
The utility model is easy to operate, is operated by two-step, make gear shift more accurate stable, it is to avoid extension shelves it is inaccurate or
Gear shift situation not in place, and pass through spring 4 and the auto-lock function of gear shift arm 1 so that gear shift arm 1 is maintained at gear after gear shift
In neck 31, not slide piece.
Any person skilled in the art all can be without prejudice under spirit and scope of the present utility model, to above-described embodiment
Carry out modifications and changes.Therefore, such as those of ordinary skill in the art without departing from disclosed in the utility model
Spirit and all equivalent modifications for being completed under technological thought or change, should be contained by claim of the present utility model
Lid.
Claims (10)
1. a kind of mini-tiller shifter, including gear shift arm and shift fork axle, it is characterised in that：Also include being arranged on gearbox
Gear shift clamp, the gear shift clamp is provided with multiple gear necks, and shift fork axle one end connection shift fork other end is connected with branch
Seat is supportted, the gear shift arm is located in gear neck, and through the support base, being provided between the gear shift arm and support base makes
Gear shift arm is maintained at the maintaining body in gear neck.
2. a kind of mini-tiller shifter according to claim 1, it is characterised in that：The gear neck is along the longitudinal direction
Arrangement, gear shift arm swings and enters or exit gear neck, is rotated before and after gear shift arm and realizes gear switch.
3. a kind of mini-tiller shifter according to claim 1 or 2, it is characterised in that：The gear shift arm passes through support
Seat, and by support member vertical supporting on support base, there is gap between the gear shift arm and support base, the maintaining body is bullet
Spring, the spring is set in outside gear shift arm, and spring one end is against on support base, and the other end is against on the locating part of gear shift arm setting.
4. a kind of mini-tiller shifter according to claim 3, it is characterised in that：The support member is to be arranged on gear shift
Boss or washer on arm, the locating part are arranged on gear shift arm lower end, spring vertical top in support base lower end, make gear shift arm with
Support base keeps plumbness.
5. a kind of mini-tiller shifter according to claim 1, it is characterised in that：The support base include upper ear seat,
Lower ear base and the contiguous block being connected between upper ear seat and lower ear base, the contiguous block are connected with shift fork axle, the maintaining body
It is arranged between lower ear base and gear shift arm.
6. a kind of mini-tiller shifter according to claim 5, it is characterised in that：Bar shaped is offered on the upper ear seat
Hole, the gear shift arm passes the bar hole upwards, when exiting or into gear neck, and the gear shift arm is along bar shaped hole length
Direction is moved, and when switching gear, gear shift arm drives support base to be rotated along perpendicular to bar hole length direction.
7. a kind of mini-tiller shifter according to claim 5 or 6, it is characterised in that：The upper ear seat and lower ear base
Horizontally disposed, the shift fork axle, with being connected in the middle part of contiguous block, is driven shift fork to rotate and carries out gear shift by homalocephalus by shift fork axle.
8. a kind of mini-tiller shifter according to claim 1, it is characterised in that：Also include shift bar, the gear shift
Bridge is located on armrest seat, is connected between the shift bar and gear shift arm by connector, and the shift bar is located in connector
And can be relative to connector vertical rotating, the gear shift arm is located in connector and can horizontally rotated relative to connector.
9. a kind of mini-tiller shifter according to claim 8, it is characterised in that：It is vertical to be offered on the connector
Mounting hole, be horizontally mounted hole and respectively with vertically-mounted hole, be horizontally mounted the spacing hole that hole is intersected, the shift bar front end is curved
Roll over and stretch into and be horizontally mounted in hole, gear shift arm upper end is stretched into vertically-mounted hole, be respectively provided with the gear shift arm and shift bar limited
Spacer pin is equipped with position groove, the spacing hole, spacer pin is stuck in limitation shift bar and gear shift arm in stopper slot and deviates from the company
Joint.
10. a kind of mini-tiller shifter according to claim 8 or claim 9, it is characterised in that：It is provided with the armrest seat
Support frame, the shift bar is caught in the hole clipping opened up on support frame, and can be moved forward and backward and be swung in hole clipping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621488216.8U CN206423080U (en) | 2016-12-30 | 2016-12-30 | A kind of mini-tiller shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621488216.8U CN206423080U (en) | 2016-12-30 | 2016-12-30 | A kind of mini-tiller shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206423080U true CN206423080U (en) | 2017-08-22 |
Family
ID=59584491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621488216.8U Expired - Fee Related CN206423080U (en) | 2016-12-30 | 2016-12-30 | A kind of mini-tiller shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206423080U (en) |
-
2016
- 2016-12-30 CN CN201621488216.8U patent/CN206423080U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20171230 |