CN105134890B - Two gear gearboxes - Google Patents
Two gear gearboxes Download PDFInfo
- Publication number
- CN105134890B CN105134890B CN201510678728.4A CN201510678728A CN105134890B CN 105134890 B CN105134890 B CN 105134890B CN 201510678728 A CN201510678728 A CN 201510678728A CN 105134890 B CN105134890 B CN 105134890B
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- Prior art keywords
- gear
- gears
- sliding
- input shaft
- collar
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/083—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with radially acting and axially controlled clutching members, e.g. sliding keys
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
- F16H2063/324—Gear shift yokes, e.g. shift forks characterised by slide shoes, or similar means to transfer shift force to sleeve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0034—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The present invention provides one kind two and keeps off gearbox, including transmission device, the first linkage and the second linkage, and the transmission device includes horizontally disposed support shaft and the first selector fork and the second selector fork that can be slided in level thereon；First gearshift and second gearshift include symmetrically arranged input shaft and the high gear gear located at its radial outside, sliding gear collar and low gear gear, the top of two input shafts is closed on and tail end is remote, and the tail end of the two and top are respectively equipped with high gear gear and low gear gear, sliding gear collar connects selector fork and located at height, between low gear gear, and can be in the presence of two selector forks along input shaft axis direction while opposite or dorsal glide, by making two sliding gear collars while being engaged with two high gear gears or two low gear gears, the final switching for realizing gearbox height gear.The two gear gearbox designs that the present invention is provided are simple, have the advantages that stability in use is good, service life is long.
Description
Technical field
The present invention relates to gearbox technical field, in particular it relates to which one kind two keeps off gearbox.
Background technology
The agricultural of current China is just progressively to Mechanization Development, but the fundamental realities of the country based on China, and machinery must in design
Relatively low cost must be limited to, if gearbox uses hydraulic-driven, the transmission scheme of hub reduction, cost can be caused to raise, because
This most of gearbox still use traditional mechanical transmission structure：Engine passes through between different gears in drive mechanism
Different size of power is passed to left and right wheelses by engagement.
Existing gearbox only sets a selector fork to realize that the power of left and right wheels is transmitted mostly in design, so
Structure is all complex, parts are more, can cause that disassembly process is cumbersome, parts abrasions are larger, cost is also big.And it is a small number of
Although gearbox has used often movement in the same direction between the drive mechanism of double shift forks, but two shift forks, in order to ensure left and right wheels
Moment of torsion is consistent, the necessary cycle arrangement of gear of the different numbers of teeth, and this causes each type gear to occupy larger space, easily with surrounding
Parts occur to hit and collide with, and also cause the installation difficulty increase of gearbox, easily wrongly installed.
The content of the invention
To overcome complicated, dismounting inconvenience the technical problem of two gear gearboxes in the prior art, the present invention provides one
Kind is simple in construction, be easy for installation and maintenance, the two of low cost keep off gearboxes.
One kind two keeps off gearbox, it is characterised in that the first linkage including housing and located at the enclosure interior, the
Two linkages and idler shaft, first linkage and second linkage are arranged on same level axial line,
And the two include input shaft and the high gear gear, sliding gear collar and low gear gear located at its radial outside, the idler shaft with
The horizontal axis line be arranged in parallel；
First input shaft and the second input shaft are symmetrical arranged, and make that the two top is closed on and tail end is remote, the tail end of the two point
Not She You the first high gear gear and the second high gear gear, the top of the two is respectively equipped with the first low gear gear and the second low gear tooth
Wheel, is respectively equipped with the first sliding gear collar and the second sliding gear collar in the middle part of the two, and two sliding gear collars can be along place input shaft
Axis direction is simultaneously opposite or dorsal glide, by make two sliding gear collars and meanwhile engaged with two high gear gears or simultaneously with
Two low gear gear engagements, finally realize the switching of gearbox high to low gear interdigit；
The two gears gearbox also includes the first duplex-gear, the second duplex-gear, the first output shaft, the second output shaft and set up separately
The first output gear and the second output gear in two output shaft one end, two duplex-gears are symmetrically set in the axle of the idler shaft
To two ends, and engaged respectively with first output gear and second output gear, while first duplex-gear and institute
State the first high gear gear and the first low gear gear engagement, second duplex-gear and the second high gear gear and described the
Two low gear gears are engaged.
According to a preferred embodiment of the present invention, the two gears gearbox also includes support shaft, control stick and transmission dress
Put, one end of the control stick is outside the housing, and its other end is connected in the housing and with the transmission device,
The transmission device includes the first selector fork being connected with first sliding gear collar and is connected with second sliding gear collar
The second selector fork, the support shaft is horizontally placed in the housing and for described two selector forks in level thereon
Slide, the axis direction of support shaft is close to each other or remote described in operation lower edge of two selector forks in the control stick, band
Dynamic two sliding gear collars being connected with the two are on input shaft while opposite or dorsal glide.
According to a preferred embodiment of the present invention, the transmission device also includes cable wire guide pin bushing and is embedded in steel therein
Rope, being oriented to the cable wire guide pin bushing makes the trend of the cable wire be set in 180 ° of revolutions, and the control stick is horizontally disposed with, and it is located at
One end in the housing is connected with one end of second selector fork, one end of the cable wire, the other end of the cable wire
It is connected to one end of first selector fork.
According to a preferred embodiment of the present invention, the entirety of the cable wire guide pin bushing is inType, and located at the housing
Side wall on.
According to a preferred embodiment of the present invention, the transmission device also includes the first spiral arm and the second spiral arm, described
Control stick is longitudinally disposed, one end, one end of second spiral arm of its one end in the housing and first spiral arm
It is hinged, the one end of the other ends of two spiral arms respectively with first selector fork and second selector fork is hinged.
According to a preferred embodiment of the present invention, first spiral arm is consistent with size, the shape of second spiral arm,
The two entirety formed with the control stick is in " Y " font.
According to a preferred embodiment of the present invention, the outer wall of first sliding gear collar is provided with groove, and described first changes
One end of gear shift fork is connected in the groove, and the outer wall of second sliding gear collar is provided with groove, one end card of the second selector fork
It is connected to the groove.
According to a preferred embodiment of the present invention, the internal spline and described first that the first sliding gear collar inwall is set
The external splines that input shaft outer wall is set coordinates, outside the internal spline and second input shaft that the second sliding gear collar inwall is set
The external splines that wall is set coordinates.
According to a preferred embodiment of the present invention, the first high gear gear and the first low gear gear are provided with external splines,
The two can be engaged with the internal spline set on first sliding gear collar；The second high gear gear and the second low gear gear are set
There is external splines, the two can be engaged with the internal spline set on second sliding gear collar.
According to a preferred embodiment of the present invention, the tail end of first input shaft and second input shaft is equipped with
Internal spline, rotary shaft that can be respectively with left motor and right motor is connected, one end of first output shaft, second output shaft
One end left wheel, right wheel respectively with car body be connected.
The technical scheme that the present invention is provided has the advantages that：
1st, the entirety of the two gears gearbox uses symmetrical structure, its selector fork, input shaft, sliding gear collar, high gear
Gear, low gear gear and duplex-gear are to be symmetrical arranged two-by-two, and part kind that is clear, using simple in construction is less, be easily installed,
Improve the stability in use and service life of gearbox.
2nd, the two gears gearbox is provided with the special transmission device of structure, and two selector forks can be made simultaneously opposite
Or dorsad move, one-to-one transmission of the engine to wheel is realized, the type and quantity of part is not only reduced, reduces life
The cost of production, also simplify drive mechanism, be easy to the maintenance of gearbox.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings discussed below is only some embodiments of the present invention, for this
For the those of ordinary skill of field, on the premise of not paying creative work, it can also obtain other according to these accompanying drawings
Accompanying drawing, wherein：
Fig. 1 is the structural representation for the two gear gearboxes that the present invention is provided；
Fig. 2 is a kind of part-structure schematic diagram of embodiment of two gear gearboxes shown in Fig. 1；
Fig. 3 is the part-structure schematic diagram of another embodiment of two gear gearboxes shown in Fig. 1；
In figure：01 left motor, 02 right motor, 03 left wheel, 04 right wheel；11 housings, 12 support shafts, 13 control sticks, 14
Transmission device, 15 first linkages, 16 second linkages, 17 idler shafts；141 cable wires, 142 cable wire guide pin bushings, 143 first change
Keep off shift fork, 144 second selector forks, 145 first spiral arms, 146 second spiral arms；151 first input shafts, 152 first sliding gear collars,
153 first high gear gears, 154 first low gear gears；161 second input shafts, 162 second sliding gear collars, 163 second high gear teeth
Wheel, 164 second low gear gears；181 first duplex-gears, 182 first output gears, 183 first output shafts；191 second duplex-gears,
192 second output gears, 193 second output shafts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Also referring to Fig. 1 and Fig. 2, a kind of structural representation of embodiment of the two gear gearboxes provided for the present invention.
The two gears gearbox is circumscribed with left motor 01, right motor 02, left wheel 03 and right wheel 04, and the two gears gearbox includes shell
Body 11, control stick 13 and support shaft 12 in the housing 11, transmission device 14, the linkage of the first linkage 15, second
Device 16 and idler shaft 17.The transmission device 14 includes cable wire 141, cable wire guide pin bushing 142, the first selector fork 143 and second
Selector fork 144, first linkage 15 includes the first input shaft 151 and is located on the first slide teeth of its radial outside
The 152, first high gear gear 153 and the first low gear gear 154 are covered, second linkage 16 includes the He of the second input shaft 161
It is located on the second sliding gear collar 162, the second high gear gear 163 and the second low gear gear 164 of its radial outside.The support shaft
12 be round bar shape, and its horizontally disposed and inwall of two ends respectively with the housing 11 is fixedly connected, and the support shaft 12 is used for institute
The first selector fork 143 and second selector fork 144 is stated to slide in level thereon.
The control stick 13 is horizontally disposed and passes through the side wall of the housing 11, and its one end is outside the housing 11, separately
One end is connected in the housing 11 and with the transmission device 14.
The cable wire 141 is embedded in the cable wire guide pin bushing 142, and its overall trend is set in 180 ° of revolutions, the cable wire
141 two ends connect the top of the one end and first selector fork 143 of the control stick 13 in the housing 11 respectively
End, the cable wire 141 is the flexible cable that many or multiply finer wire are twisted into, and has certain rigidity and pliability concurrently.
The cable wire guide pin bushing 142 is overall to be inType, it is fixedly arranged on the side wall of the housing 11, primarily serves protection institute
State cable wire 141 and the effect being oriented to for it
First selector fork 143 and second selector fork 144 are sheathed in the support shaft 12 and can edges
Its axis slidably reciprocates, and the top of the two connects one end of the cable wire 141 respectively and the control stick 13 is located at the housing
One end in 11, the bottom of the two is connected with first sliding gear collar 152 and second sliding gear collar 162 respectively.
First input shaft 151 and second input shaft 161 are relatively arranged on same level axial line, the two
Top is closed on and tail end is remote, and the horizontal axis line and the diameter parallel of the support shaft 12.The He of first input shaft 151
The tail end of second input shaft 161 is equipped with internal spline, and rotary shaft that can be respectively with left motor 01 and right motor 02 is connected.
The first high gear gear 153 and the second high gear gear 163 are respectively arranged on first input shaft 151 and institute
The tail end of the second input shaft 161 is stated, first sliding gear collar 152 and second sliding gear collar 162 are respectively arranged on described
The middle part of one input shaft 151 and second input shaft 161, the first low gear gear 154 and the second low gear gear 164
It is respectively arranged on the top of first input shaft 151 and second input shaft 161.
The inwall of first sliding gear collar 152 is provided with internal spline, and the outer wall of first input shaft 151 is provided with outer flower
Key, the two is connected by the gear teeth meshing of interior external splines, by gear teeth backlash, and first sliding gear collar 152 can be along described the
The axis direction of one input shaft 151 is slided, and the outer wall of first sliding gear collar 152 is provided with groove, and first gearshift is dialled
The bottom of fork 143 is connected in the groove.
The first high gear gear 153 and the first low gear gear 154 are equipped with external splines, and the two can be with described first
The internal spline engagement that sliding gear collar 152 is set.
The inwall of second sliding gear collar 162 is provided with internal spline, and the outer wall of second input shaft 161 is provided with outer flower
Key, the two is connected by the gear teeth meshing of interior external splines, by gear teeth backlash, and second sliding gear collar 162 can be along described the
The axis direction of two input shafts 161 is slided, and the outer wall of second sliding gear collar 162 is provided with groove, and second gearshift is dialled
The bottom of fork 144 is connected in the groove.
The second high gear gear 163 and the second low gear gear 164 are equipped with external splines, and the two can be with described second
The internal spline engagement that sliding gear collar 162 is set.
The idler shaft 17 is round bar shape, and is set with the diameter parallel of the support shaft 12, its two ends respectively with it is described
The inwall of housing 11 is fixedly connected.
The two gears gearbox also includes the first duplex-gear 181, the second duplex-gear 191, the first output gear 182, second
Output gear 192, the first output shaft 183 and the second output shaft 193.
First duplex-gear 181 and second duplex-gear 191 are symmetricly set in the axial two ends of the idler shaft 17,
And first duplex-gear 181 is engaged with the first high gear gear 153, the first low gear gear 154 simultaneously, second duplex
Tooth 191 is engaged simultaneously with the second high gear gear 163, the second low gear gear 164.
First output gear 182 and second output gear 192 are respectively arranged on first output shaft 183 and institute
One end of the second output shaft 192 is stated, and the two is engaged with first duplex-gear 181, second duplex-gear 191 respectively, together
When two output shafts the other end distinguish the left wheel 03 and right wheel 04 of connection body.
It is the structural representation of another embodiment of two gear gearboxes shown in Fig. 1 referring again to Fig. 3.In the present embodiment
In, the transmission device 14 instead of the cable wire 141 and the cable wire with the structure of the first spiral arm 145 and the second spiral arm 146
The effect of guide pin bushing 142.
The control stick 13 is longitudinally disposed, one end of its one end in the housing 11 and first spiral arm 145,
One end of second spiral arm 146 is hinged, the other ends of two spiral arms respectively with first selector fork 143 and described second
One end of selector fork 144 is hinged.Size, the shape of two spiral arms are consistent, and the two entirety formed with the control stick 13 is in
" Y " font.
The operation principle of the two gears gearbox is as follows：
Control stick 13 described in push-and-pull, pass through the connected cable wire 141 or first spiral arm 145, the second spiral arm
146, drive first selector fork 143 and second selector fork 144 close to each other or remote in the support shaft 12
From motion, in the presence of two selector forks, first sliding gear collar 152 and second sliding gear collar 162 are along place
The axis direction of input shaft opposite or dorsal glide simultaneously, and engaged simultaneously with two high gear gears or two low gear gears are nibbled
Close, finally realize the switching of gearbox high to low gear interdigit.When two sliding gear collars are engaged with two high gear gears simultaneously, power
Left and right wheelses are transferred sequentially to by input shaft-sliding gear collar-high gear gear-duplex-gear-output shaft, now gearbox is in
High gear operating condition；When two sliding gear collars are engaged with two low gear gears simultaneously, power passes through input shaft-slide teeth
Set-low gear gear-duplex-gear-output shaft is transferred sequentially to left and right wheelses, and now gearbox is in low gear operating condition.
Embodiments of the invention are the foregoing is only, the scope of patent protection of the present invention, every utilization is not thereby limited
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, are directly or indirectly used in other related
Technical field, is included within the scope of the present invention.
Claims (10)
1. one kind two keeps off gearbox, it is characterised in that including housing (11) and located at the first internal linkage of the housing (11)
Device (15), the second linkage (16) and idler shaft (17), first linkage (15) and second linkage
(16) it is arranged on same level axial line, and the two includes input shaft and high gear gear located at its radial outside, slided
Tooth covers and low gear gear, and the idler shaft (17) be arranged in parallel with the horizontal axis line；
First input shaft (151) and the second input shaft (161) are symmetrical arranged, and make that the two top is closed on and tail end is remote, the two
Tail end is respectively equipped with the first high gear gear (153) and the second high gear gear (163), and the top of the two is respectively equipped with the first low gear tooth
(154) and the second low gear gear (164) are taken turns, the first sliding gear collar (152) and the second sliding gear collar is respectively equipped with the middle part of the two
(162), and two sliding gear collars can along place input shaft axis direction opposite or dorsal glide simultaneously, by making two slips
Tooth set is engaged with two high gear gears or engaged simultaneously with two low gear gears simultaneously, finally realizes gearbox high to low gear interdigit
Switching；
The two gears gearbox also includes the first duplex-gear (181), the second duplex-gear (191), the first output shaft (183), second
Output shaft (193) and the first output gear (182) and the second output gear (192) for being divided into two output shaft one end, two
Duplex-gear is symmetrically set in the axial two ends of the idler shaft (17), and respectively with first output gear (182) and described
Two output gears (192) are engaged, while first duplex-gear (181) and the first high gear gear (153) and described first
Low gear gear (154) is engaged, second duplex-gear (191) and the second high gear gear (163) and the second low gear tooth
Take turns (164) engagement.
2. two gears gearbox according to claim 1, it is characterised in that the two gears gearbox also includes support shaft
(12), control stick (13) and transmission device (14), one end of the control stick (13) are located at the housing (11) outside, its other end
It is connected in the housing (11) and with the transmission device (14), the transmission device (14) includes sliding with described first
The first selector fork (143) of tooth set (152) connection and the second selector fork being connected with second sliding gear collar (162)
(144), the support shaft (12) is horizontally placed in the housing (11) and for described two selector forks in level thereon
Slide, the axis direction of support shaft (12) described in operation lower edge of two selector forks in the control stick (13) it is close to each other or
It is remote, two sliding gear collars being connected with the two are driven on input shaft while opposite or dorsal glide.
3. two gears gearbox according to claim 2, it is characterised in that the transmission device (14) also includes cable wire guide pin bushing
(142) and it is embedded in cable wire therein (141), being oriented to the cable wire guide pin bushing (142) makes the trend of the cable wire (141) be in
180 ° of revolutions are set, and the control stick (13) is horizontally disposed with, its one end in the housing (11) and the described second gearshift
One end of shift fork (144), one end connection of the cable wire (141), the other end of the cable wire (141) are connected to described first and changed
Keep off one end of shift fork (143).
4. two gears gearbox according to claim 3, it is characterised in that the entirety of the cable wire guide pin bushing (142) is in
Type, and on the side wall of the housing (11).
5. two gears gearbox according to claim 2, it is characterised in that the transmission device (14) also includes the first spiral arm
(145) and the second spiral arm (146), the control stick (13) is longitudinally disposed, its one end in the housing (11) with it is described
One end of first spiral arm (145), one end of second spiral arm (146) are hinged, and the other ends of two spiral arms is respectively with described
One end of one selector fork (143) and second selector fork (144) is hinged.
6. two gears gearbox according to claim 5, it is characterised in that first spiral arm (145) and the described second rotation
The size of arm (146), shape are consistent, and the entirety of the two and the control stick (13) formation is in falling " Y " font.
7. two gears gearbox according to claim 2, it is characterised in that the outer wall of first sliding gear collar (152) is set
There is groove, one end of first selector fork (143) is connected in the groove, and the outer wall of second sliding gear collar (162) is set
There is groove, one end of the second selector fork (144) is connected in the groove.
8. two gears gearbox according to claim 7, it is characterised in that the first sliding gear collar (152) inwall is set
The external splines that sets of internal spline and the first input shaft (151) outer wall coordinate, the second sliding gear collar (162) inwall is set
The internal spline put coordinates with the external splines that the second input shaft (161) outer wall is set.
9. two gears gearbox according to claim 8, it is characterised in that the first high gear gear (153) and first low
Keep off gear (154) and be provided with external splines, the two can be engaged with the internal spline set on first sliding gear collar (152)；It is described
Second high gear gear (163) and the second low gear gear (164) are provided with external splines, and the two can be with second sliding gear collar
(162) the internal spline engagement set on.
10. two gears gearbox according to claim 1, it is characterised in that first input shaft (151) and described second
The tail end of input shaft (161) is equipped with internal spline, and rotary shaft that can be respectively with left motor (01) and right motor (02) is connected, described
One end of first output shaft (183), one end left wheel (03), right wheel respectively with car body of second output shaft (193)
(04) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678728.4A CN105134890B (en) | 2015-10-19 | 2015-10-19 | Two gear gearboxes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678728.4A CN105134890B (en) | 2015-10-19 | 2015-10-19 | Two gear gearboxes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105134890A CN105134890A (en) | 2015-12-09 |
| CN105134890B true CN105134890B (en) | 2017-08-25 |
Family
ID=54720371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510678728.4A Active CN105134890B (en) | 2015-10-19 | 2015-10-19 | Two gear gearboxes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105134890B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE541599C2 (en) * | 2017-02-02 | 2019-11-12 | Scania Cv Ab | Dog clutch control arrangement, transmission, and vehicle comprising transmission |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1197560A (en) * | 1968-05-02 | 1970-07-08 | Gen Motors Corp | Countershaft Transmission with Damper to Prevent Gear Clash |
| CN103486217A (en) * | 2013-09-29 | 2014-01-01 | 重庆隆旺机电有限责任公司 | Continuous-power-shifting two-gear speed changing box |
| CN203892479U (en) * | 2014-06-13 | 2014-10-22 | 青岛金江源工业装备有限公司 | Two-gear gearbox |
| CN204127299U (en) * | 2014-10-13 | 2015-01-28 | 郭兆丰 | Vehicle automatic gear shifting device |
| CN205047750U (en) * | 2015-10-19 | 2016-02-24 | 株洲齿轮有限责任公司 | Two keep off gearbox |
-
2015
- 2015-10-19 CN CN201510678728.4A patent/CN105134890B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1197560A (en) * | 1968-05-02 | 1970-07-08 | Gen Motors Corp | Countershaft Transmission with Damper to Prevent Gear Clash |
| CN103486217A (en) * | 2013-09-29 | 2014-01-01 | 重庆隆旺机电有限责任公司 | Continuous-power-shifting two-gear speed changing box |
| CN203892479U (en) * | 2014-06-13 | 2014-10-22 | 青岛金江源工业装备有限公司 | Two-gear gearbox |
| CN204127299U (en) * | 2014-10-13 | 2015-01-28 | 郭兆丰 | Vehicle automatic gear shifting device |
| CN205047750U (en) * | 2015-10-19 | 2016-02-24 | 株洲齿轮有限责任公司 | Two keep off gearbox |
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| Publication number | Publication date |
|---|---|
| CN105134890A (en) | 2015-12-09 |
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