CN102748429A - Planetary gear train auxiliary drive mechanism and engineering machinery vehicle - Google Patents
Planetary gear train auxiliary drive mechanism and engineering machinery vehicle Download PDFInfo
- Publication number
- CN102748429A CN102748429A CN2012102142915A CN201210214291A CN102748429A CN 102748429 A CN102748429 A CN 102748429A CN 2012102142915 A CN2012102142915 A CN 2012102142915A CN 201210214291 A CN201210214291 A CN 201210214291A CN 102748429 A CN102748429 A CN 102748429A
- Authority
- CN
- China
- Prior art keywords
- planetary gear
- auxiliary drive
- gear train
- input shaft
- platen
- 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.)
- Granted
Links
Images
Landscapes
- Retarders (AREA)
Abstract
The invention provides a planetary gear train auxiliary drive mechanism and an engineering machinery vehicle. The planetary gear train auxiliary drive mechanism provided by the invention comprises an input shaft, an output shaft, a planetary gear train and a braking device, wherein the planetary gear train comprises a sun wheel, an annular gear, a planet carrier and a planet wheel; the sun wheel is in coaxial linkage with the input shaft; the annular gear can be rotatably arranged on the input shaft; the planet wheel is arranged on the planet carrier and is respectively meshed with the annular gear and the sun wheel; the planet carrier and the output shaft are connected and in coaxial linkage; the braking device is provided with a movable braking piece; the braking piece is provided with a first working position and a second working position; the first working position is in contact fit with the annular gear to limit the circumferential rotation of the annular gear; and the second working position is separated from the annular gear to enable the annular gear to rotate circumferentially. Due to the adoption of the technical scheme, the characteristics of compact structure, small occupied space, and large transmission ratio of the planetary gear train are utilized, so that the auxiliary drive mechanism can particularly meet the design requirements of equipment with compact structures.
Description
Technical field
The present invention relates to the engineering machinery vehicle field, more specifically, relate to a kind of planetary gear train auxiliary drive mechanism and engineering machinery vehicle.
Background technique
Auxiliary drive mechanism generally is applied in the engineering machinery vehicle.Auxiliary drive mechanism has input shaft and output shaft; The input shaft of auxiliary drive mechanism is connected with the output shaft of auxiliary power source; The output shaft of auxiliary drive mechanism is connected with the input shaft of auxiliary drive bridge (distinguishing mutually with normal drive-type ransaxle); Auxiliary power source, auxiliary drive mechanism match with the auxiliary drive bridge and are used for to engineering machinery vehicle auxiliary drive moment being provided, and reach to slow down through auxiliary drive mechanism to increase the effect of turning round, and improve the rideability of engineering machinery vehicle.
For example engineering machinery vehicle good road surface go and the gradient less in, extra auxiliary drive moment need be provided, just can cut off the input shaft of auxiliary driving structure and the transmission of power between the output shaft; When engineering machinery vehicle goes under abominable road conditions and gradient when big, then connect the input shaft of auxiliary drive mechanism and the transmission of power between the output shaft, thereby increase the driving moment of engineering machinery vehicle, just can improve the climbable gradient of engineering machinery vehicle.
Present auxiliary drive mechanism generally adopts the fixed shaft gear train gear train, but there is the shortcoming big, that structure is not compact that takes up room in the fixed shaft gear train gear train, designing requirement that can not commensurate structure compact type engineering machinery vehicle.
Summary of the invention
The present invention is intended to propose a kind of planetary gear train auxiliary drive mechanism, with take up room big, the structure not compact shortcoming of auxiliary drive mechanism because of adopting fixed shaft gear train to exist that solves existing technology.The invention allows for a kind of engineering machinery vehicle.
An aspect the invention provides a kind of planetary gear train auxiliary drive mechanism, comprising: input shaft; Output shaft; Planetary gear train comprises: sun gear, ring gear, planet carrier and planet wheel; Sun gear and the coaxial interlock of input shaft; Ring gear is installed in rotation on the input shaft; Planet wheel is installed on the planet carrier, and respectively with ring gear and sun gear engagement fit; Planet carrier is connected with output shaft and coaxial interlock; Braking device is provided with movably brake component; Brake component has first working position of circumferentially rotating with the restriction ring gear with the ring gear contact matching, and breaks away from ring gear so that second working position that ring gear can rotate.
Further, brake component is a platen, perpendicular to input shaft setting and can moving axially along input shaft; Platen is provided with the first end face tooth portion towards a side of ring gear; Ring gear has and the corresponding side end face of platen, and the side end face is provided with the concavo-convex second end face tooth portion that cooperates with the first end face tooth portion that is used for.
Further, the first end face tooth portion comprises the circumferentially equally distributed first fan-shaped double wedge of a plurality of edges, and the second end face tooth portion comprises the circumferentially equally distributed second fan-shaped double wedge of a plurality of edges; When platen was in first working position, the first fan-shaped double wedge and the second fan-shaped double wedge were in the adjacent setting that makes progress in week.
Further, the part second fan-shaped double wedge is formed by the friction plate that is installed on the side end face at least.
Further, this planetary gear train auxiliary drive mechanism also comprises housing, and input shaft is installed on the housing through second spring bearing, and output shaft is installed on the housing through the 3rd spring bearing, and planetary gear train and platen are arranged in the housing.
Further, be formed with piston cavity and the passage that is used to piston cavity is communicated with pressure source in enclosure interior; Braking device also comprises: piston, be arranged in the piston cavity, and piston is the pneumatic piston or the formula piston that surges, platen is by piston actuated; Elastic reset spare is arranged between housing and the platen, is used to make platen to remain on second working position.
Further, platen comprises annular disk body and the first fan-shaped double wedge that is positioned at annular disk body one side, and the peripheral edge of the first fan-shaped double wedge is positioned at the outside of the peripheral edge of annular disk body.
Further, piston is contained in the ringwise piston cavity ringwise; Be formed with the guiding groove that cooperates with the first fan-shaped double wedge in the housing; Elastic reset spare is a spring, and spring is parallel to the input shaft setting, and first end of spring is installed in the mounting hole that is provided with on the first fan-shaped double wedge, and second end is spacing by the bottom land bottom surface of guiding groove.
Another aspect, the present invention also provides a kind of engineering machinery vehicle, is provided with above-mentioned planetary gear train auxiliary drive mechanism, and wherein, planetary gear train is the deceleration wheels.
Further, this project motor vehicles and machines comprise: engine in situ; Main ransaxle by the engine in situ driving; Last car engine; Oil hydraulic pump; Oil hydraulic motor, planetary gear train auxiliary drive mechanism and auxiliary drive bridge; Wherein, oil hydraulic pump is from the engine torque extraction of getting on the bus, and is used for to oil hydraulic motor pressure oil being provided; The input shaft of planetary gear train auxiliary drive mechanism drives with hydraulic motor output shaft and is connected, and the output shaft of planetary gear train auxiliary drive mechanism drives with the input shaft of auxiliary drive bridge and is connected.
Planetary gear train auxiliary drive provided by the invention mechanism; Utilize the planetary gear train compact structure, take up room little and the characteristics of big speed ratio can be provided; Locked and the release to ring gear is realized in position through the control brake part; And then realize the input shaft of auxiliary drive mechanism and the break-make of the transmission of power between the output shaft, make the especially design requirement of the equipment of commensurate structure compact type (for example engineering machinery vehicle) of this auxiliary drive mechanism.
Description of drawings
The accompanying drawing that constitutes a part of the present invention is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, does not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 has schematically shown the sectional structure of the preferred embodiment of planetary gear train auxiliary drive provided by the invention mechanism;
Fig. 2 has schematically shown the structure of brake component in the preferred embodiment of the present invention;
Fig. 3 has schematically shown the structure of the second fan-shaped double wedge in the preferred embodiment of the present invention;
Fig. 4 has schematically shown the decomposition texture of preferred embodiment of the present invention middle shell, ring gear and platen;
Fig. 5 has schematically shown the shell construction that is provided with piston cavity in the preferred embodiment of the present invention;
Fig. 6 has schematically shown the main TV structure of ring gear, platen in the preferred embodiment of the present invention, and wherein, platen is in first working position;
Fig. 7 has schematically shown the main TV structure of ring gear, platen in the preferred embodiment of the present invention, and wherein, platen is in second working position; And,
Fig. 8 has schematically shown the schematic diagram of engineering machinery vehicle provided by the invention.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the present invention.
Referring to Fig. 1, show the preferred embodiment of a kind of planetary gear train auxiliary drive provided by the invention mechanism.As shown in the figure, this planetary gear train auxiliary drive mechanism comprises at least: input shaft 2, output shaft 4, planetary gear train 3 and braking device.
Understand easily, input shaft 2 with output shaft 4 usually by bearings on fixed support, input shaft 2 for example is connected with the output shaft of auxiliary power source, output shaft 4 for example is connected with the input shaft of auxiliary drive bridge.In the present embodiment, preferably, this planetary gear train auxiliary drive mechanism also comprises housing 1, and input shaft 2 is installed on the housing 1 through second spring bearing 52, and output shaft 4 is installed on the housing 1 through the 3rd spring bearing 53.
Braking device is provided with movably brake component 7, the move mode of this brake component 7 for example for along input shaft 2 move axially or for moving radially along input shaft 2.Brake component 7 has first working position and second working position.When brake component 7 is in first working position; Brake component 7 and ring gear 32 contact matching; And limit ring gear 32 and circumferentially rotate, make ring gear 32 be in the locking state that can not rotate, this moment, planet wheel 34 drove planet carrier 33 rotations in sun gear 31 revolution; And, make output shaft 4 according to the velocity ratio output speed and the moment of torsion that set through output shaft 4 outputting powers.When brake component 7 was in first working position, the corresponding power transmission line of this planetary gear train auxiliary drive mechanism was: input shaft 2-sun gear 31-planet wheel 34-planet carrier 33-output shaft 4.When brake component 7 was in second working position, brake component 7 broke away from ring gear 32, and ring gear 32 can be rotated, output shaft 4 unpowered outputs this moment.
Learn through preceding text; Planetary gear train auxiliary drive provided by the invention mechanism; Utilize the planetary gear train compact structure, take up room little and the characteristics of big speed ratio can be provided; Realize locked and release through the position of control brake part 7, and then realize the input shaft 2 of auxiliary drive mechanism and the break-make of the transmission of power between the output shaft 4, make the especially design requirement of the equipment of commensurate structure compact type (for example engineering machinery vehicle) of this auxiliary drive mechanism ring gear 32.
In the present embodiment, in conjunction with reference to figure 2, brake component 7 is preferably platen 7, and platen 7 is arranged in the housing 1 and perpendicular to input shaft 2 and is provided with, and the move mode of platen 7 is moving axially along input shaft 2.Be provided with the first end face tooth portion at platen 7 towards a side of ring gear 32.Combine with reference to figure 3, ring gear 32 has and platen 7 corresponding side end faces 320 again, and side end face 320 is provided with the concavo-convex second end face tooth portion that cooperates with the first end face tooth portion that is used for.Obviously, through the axial position of control platen 7, when making the concavo-convex cooperation of the first end face tooth portion and the second end face tooth portion (corresponding to first working position of platen 7, seeing Fig. 6), circumferential rotation that just can backstop ring gear 32 makes the output shaft 4 can outputting power; When making the first end face tooth portion and the second end face tooth portion be separated and not rotate interference (corresponding to second working position of platen 7, seeing Fig. 7), ring gear 32 releases also can be around input shaft 2 rotational, the outside outputting power of output shaft 4 this moment.
Preferably, platen 7 has annular disk body 70, and the first end face tooth portion of platen 7 comprises a plurality of first fan-shaped double wedges 71 that are arranged on annular disk body 70 1 sides, and a plurality of fan-shaped double wedges 71 are along circumferentially evenly distributing.The second end face tooth portion comprise a plurality of in the side end face the circumferential equally distributed second fan-shaped double wedge 321 in 320 upper edges.When platen 7 is in first working position; The first fan-shaped double wedge 71 and the second fan-shaped double wedge 321 are in the adjacent setting that makes progress in week, that is, the first fan-shaped double wedge 71 is identical with the number of the second fan-shaped double wedge 321; One first fan-shaped double wedge 71 snaps between two the second adjacent fan-shaped double wedges 321; In like manner, be equivalent to one second fan-shaped double wedge 321 and snap between two the first adjacent fan-shaped double wedges 71, thereby realize reliably locked to ring gear 32.Adopt above-mentioned fan-shaped double wedge structure, make the easy manufacturing of the end face tooth portion and the second end face tooth portion of winning.Preferably, the peripheral edge of the first fan-shaped double wedge 71 is positioned at the outside of the peripheral edge of annular disk body 70, thereby alleviates the weight of platen 7.
Preferably; The second fan-shaped double wedge of part at least in a plurality of second fan-shaped double wedge 321 is formed by the friction plate that is installed on the side end face 320; Friction plate can be processed by the bigger composite material of friction factor, and the friction plate of being processed by composite material for example is installed on the side end face 320 through riveted joint or bonding mode.Like this promote platen 7 by its second working position in the first working position moving process; If this moment, ring gear 32 was in rotary state; The end of the second fan-shaped double wedge 321 at first contacts with the end of the first fan-shaped double wedge 71, and under the effect of friction plate, ring gear 32 can stop operating fast; The first fan-shaped double wedge 71 is snapped in the gap of the second fan-shaped double wedge 321 smoothly, and locked ring gear 32.
The mode that driving platen 7 axially moves can have a variety of, preferably, in the present embodiment, is formed with piston cavity 10 and the passage 11 that is used to piston cavity 10 is communicated with pressure source in housing 1 inside.Braking device preferably also comprises piston 6 and elastic reset spare 8.Wherein, piston 6 is arranged in the piston cavity 10, and platen 7 is rigidly connected with piston 6, makes moving axially by piston 6 of platen 7 drive, and passage 11 is connected with pressure source through pipeline.Pressure source can also can be a pressure oil-source for pressurized gas, and correspondingly, piston 6 is the pneumatic piston or the formula piston that surges.On the pipeline of passage 11 and pressure-source communication, control valve is set; Through handling control valve pressurized gas or pressure oil are got in the piston cavity 10; And then promote piston 6 drive platens 7 do axially stretch out mobile; Second concavo-convex cooperation of end face tooth portion on the first end face tooth portion that makes platen 7 and the ring gear 32, the circumferential rotation with restriction ring gear 32 makes output shaft 4 outputting powers.Elastic reset spare 8 is arranged between housing 1 and the platen 7, is used to make platen 7 to remain on second working position.Particularly; When not needing output shaft 4 outputting powers, remove pressure source, under the effect of elastic reset spare 8; Pressure disk 7 is done axial retraction and is moved; Return back to second working position by its first working position, promptly cut off the transmission of power passage between input shaft 2 and the output shaft 4, output shaft 4 is outputting power no longer externally.
Preferably, in conjunction with finding out with reference to figure 1, Fig. 4, Fig. 5 and Fig. 6, in this enforcement, piston 6 is contained in the ringwise piston cavity 10 ringwise.Elastic reset spare 8 is a spring, is parallel to input shaft 2 and is provided with.In housing 1, be formed with the guiding groove 12 that cooperates with the first fan-shaped double wedge 71, can find out in conjunction with Fig. 1 and Fig. 4, guiding groove 12 extends vertically, and the number of guiding groove 12 is corresponding one by one with the number of the first fan-shaped double wedge 71 that is outwards protruded by annular disk body 70.Through this guiding groove 12 is set, when platen 7 was in its first working position, the sidewall of guiding groove 12 can rotate by the backstop first fan-shaped double wedge 71 drive pistons 6, makes platen 7 only to axially move.By it can also be seen that among Fig. 1 and Fig. 2, the first fan-shaped double wedge 71 is provided with mounting hole 710, and first end of spring 8 is installed in the mounting hole 710, and second end is spacing by the bottom land bottom surface of guiding groove 12.By finding out among Fig. 2, in the present embodiment, on each first fan-shaped double wedge mounting hole 710 is set all, the number of spring 8 is corresponding one by one with the number of mounting hole 710.Obviously, in practical application, mounting hole 710 also can only be offered on the part first fan-shaped double wedge.
Understand easily, in practical application,, can rely on the circumferential rotation that just cooperating of piston 6 and piston cavity 10 can limited piston 6 through the shape of piston 6 rationally is set, and then the circumferential rotation of restriction platen 7, then guiding groove 12 need be set at this moment.
Can learn that by preceding text the braking device among the present invention had both played the effect of braking, also played the effect of power interruption and transmission simultaneously, and braking device had simple in structure, maneuverable advantage.
Need to prove; Make brake component 7 axially movable embodiments though only given an example out in a preferred embodiment of the invention; But in practical application; Brake component 7 for example can also be the piston rod that can radially stretch, as long as the control piston bar snaps in when stretching out and makes in the ring gear 32 that ring gear 32 does not rotate, the rotation of ring gear 32 is not produced during the piston rod withdrawal and interfere, can realize goal of the invention of the present invention equally.
The present invention also provides a kind of engineering machinery vehicle; Be provided with above-mentioned planetary gear train auxiliary drive mechanism; Wherein, the planetary gear train 3 of planetary gear train auxiliary drive mechanism is the deceleration wheels, is used for engineering machinery vehicle is realized that the auxiliary drive deceleration increases the function of turning round; Promptly on the moment basis that original ransaxle provides, increase driving moment, to improve the drive performance and the climbable gradient of engineering machinery vehicle.
Preferably, referring to Fig. 8, this project motor vehicles and machines comprise: engine in situ 91, main ransaxle 92, last car engine 93, oil hydraulic pump 95, oil hydraulic motor 96, planetary gear train auxiliary drive mechanism 97 and auxiliary drive bridge 98.
In the existing technology, engine in situ 91 is connected for normal drive-type with main ransaxle 92 in the vehicle driving process, for the transition of vehicle provides power; Last car engine 93 is out-of-operation in the vehicle driving process.And adopt engineering machinery vehicle of the present invention; The power utilization that in the vehicle driving process, will go up car engine 93 is got up; Select whether to utilize car engine 93 to drive auxiliary drive bridge 98 according to the needs of road conditions in going, thereby improved the drive performance of engineering machinery vehicle through planetary gear train auxiliary drive mechanism 97.Wherein planetary gear train auxiliary drive mechanism 97 has played to slow down and has increased the effect of turning round; Can be under the prerequisite of the base ratio of the main ransaxle 92 that does not influence engine in situ rated power and drive by engine in situ 91; Reach the effect that increases the vehicle bridge moment of torsion and improve the vehicle climbable gradient, and little to the complete vehicle weight influence.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a planetary gear train auxiliary drive mechanism is characterized in that, comprising:
Input shaft (2);
Output shaft (4);
Planetary gear train (3) comprising: sun gear (31), ring gear (32), planet carrier (33) and planet wheel (34); Said sun gear (31) and the coaxial interlock of said input shaft (2); Said ring gear (32) is installed in rotation on the said input shaft (2); Said planet wheel (34) is installed on the said planet carrier (33), and respectively with said ring gear (32) and said sun gear (31) engagement fit; Said planet carrier (33) is connected and coaxial interlock with said output shaft (4);
Braking device is provided with movably brake component (7); Said brake component (7) have with said ring gear (32) contact matching limiting first working position that said ring gear (32) circumferentially rotates, and break away from said ring gear (32) so that second working position that said ring gear (32) can rotate.
2. planetary gear train auxiliary drive according to claim 1 mechanism is characterized in that,
Said brake component (7) is a platen, is provided with and can moving axially along said input shaft (2) perpendicular to said input shaft (2); Said platen is provided with the first end face tooth portion towards a side of said ring gear (32);
Said ring gear (32) has and the corresponding side end face of said platen (320), and said side end face (320) are provided with the concavo-convex second end face tooth portion that cooperates with the said first end face tooth portion that is used for.
3. planetary gear train auxiliary drive according to claim 2 mechanism is characterized in that,
The said first end face tooth portion comprises the circumferentially equally distributed first fan-shaped double wedge (71) of a plurality of edges, and the said second end face tooth portion comprises the circumferentially equally distributed second fan-shaped double wedge (321) of a plurality of edges;
When said platen was in said first working position, the said first fan-shaped double wedge (71) and the said second fan-shaped double wedge (321) were in the adjacent setting that makes progress in week.
4. planetary gear train auxiliary drive according to claim 3 mechanism is characterized in that the part said second fan-shaped double wedge (321) is formed by the friction plate that is installed on the said side end face (320) at least.
5. according to claim 3 or 4 described planetary gear train auxiliary drive mechanisms, it is characterized in that, also comprise:
Housing (1); Said input shaft (2) is installed on the said housing (1) through second spring bearing (52); Said output shaft (4) is installed on the said housing (1) through the 3rd spring bearing (53), and said planetary gear train (3) and said platen are arranged in the said housing (1).
6. planetary gear train auxiliary drive according to claim 5 mechanism is characterized in that,
The passage (11) that is formed with piston cavity (10) and is used to make said piston cavity (10) to communicate in said housing (1) inside with pressure source;
Said braking device also comprises: piston (6), be arranged in the said piston cavity (10), and said piston (6) is the pneumatic piston or the formula piston that surges, said platen is driven by said piston (6); Elastic reset spare (8) is arranged between said housing (1) and the said platen, is used to make said platen to remain on second working position.
7. planetary gear train auxiliary drive according to claim 6 mechanism is characterized in that,
Said platen comprises annular disk body (70) and is positioned at the said first fan-shaped double wedge (71) of said annular disk body (70) one sides that the peripheral edge of the said first fan-shaped double wedge (71) is positioned at the outside of the peripheral edge of said annular disk body (70).
8. planetary gear train auxiliary drive according to claim 7 mechanism is characterized in that,
Said piston (6) is contained in the ringwise said piston cavity (10) ringwise;
Be formed with the guiding groove (12) that cooperates with the said first fan-shaped double wedge (71) in the said housing (1);
Said elastic reset spare (8) is a spring; Said spring is parallel to said input shaft (2) setting; And first end of said spring is installed in the said first fan-shaped double wedge (71) and goes up in the mounting hole (710) that is provided with, and second end is spacing by the bottom land bottom surface of said guiding groove (12).
9. an engineering machinery vehicle is characterized in that, is provided with in the claim 1 to 8 each described planetary gear train auxiliary drive mechanism, and wherein, said planetary gear train (3) is the deceleration wheels.
10. engineering machinery vehicle according to claim 9 is characterized in that, comprising:
Engine in situ (91); Main ransaxle (92) by said engine in situ (91) driving; Last car engine (93); Oil hydraulic pump (95); Oil hydraulic motor (96), said planetary gear train auxiliary drive mechanism (97) and auxiliary drive bridge (98);
Wherein, said oil hydraulic pump (95) is gone up car engine (93) power taking from said, and is used for to said oil hydraulic motor (96) pressure oil being provided; The input shaft (2) of said planetary gear train auxiliary drive mechanism (97) drives with the output shaft of said oil hydraulic motor (96) and is connected, and the output shaft (4) of said planetary gear train auxiliary drive mechanism (97) drives with the input shaft of said auxiliary drive bridge (98) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214291.5A CN102748429B (en) | 2012-06-27 | 2012-06-27 | Planetary gear train auxiliary drive mechanism and engineering machinery vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210214291.5A CN102748429B (en) | 2012-06-27 | 2012-06-27 | Planetary gear train auxiliary drive mechanism and engineering machinery vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102748429A true CN102748429A (en) | 2012-10-24 |
| CN102748429B CN102748429B (en) | 2016-04-06 |
Family
ID=47028839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210214291.5A Active CN102748429B (en) | 2012-06-27 | 2012-06-27 | Planetary gear train auxiliary drive mechanism and engineering machinery vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102748429B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927220A (en) * | 2012-11-09 | 2013-02-13 | 重庆隆旺机电有限责任公司 | Overall input type electric car transmission with preposed planetary gear train |
| CN103010016A (en) * | 2012-12-07 | 2013-04-03 | 重庆隆旺机电有限责任公司 | Rear axle driving assembly for electrocar |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3434374A (en) * | 1966-04-27 | 1969-03-25 | Stoeckicht Alexander W | Planetary gearing with a supporting device for the outer center gear |
| US20030006106A1 (en) * | 2001-06-27 | 2003-01-09 | Carsten Haertel | Motor vehicle transmission with a parking lock mechanism |
| WO2003039900A1 (en) * | 2001-11-08 | 2003-05-15 | Volvo Construction Equipment Components Ab | An arrangement for driving a wheel of a vehicle |
| CN101994771A (en) * | 2010-11-19 | 2011-03-30 | 芜湖伯特利汽车安全***有限公司 | Electronic parking actuator for vehicle parking braking system |
| JP2012042925A (en) * | 2010-08-19 | 2012-03-01 | Samsung Electro-Mechanics Co Ltd | Active organic light emitting display having deterioration detection function in programming period |
| CN202242996U (en) * | 2011-10-18 | 2012-05-30 | 中联重科股份有限公司 | Crane with a movable crane |
| CN102490061A (en) * | 2011-11-16 | 2012-06-13 | 党金行 | Planetary speed changing device for machine tool spindle |
-
2012
- 2012-06-27 CN CN201210214291.5A patent/CN102748429B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3434374A (en) * | 1966-04-27 | 1969-03-25 | Stoeckicht Alexander W | Planetary gearing with a supporting device for the outer center gear |
| US20030006106A1 (en) * | 2001-06-27 | 2003-01-09 | Carsten Haertel | Motor vehicle transmission with a parking lock mechanism |
| WO2003039900A1 (en) * | 2001-11-08 | 2003-05-15 | Volvo Construction Equipment Components Ab | An arrangement for driving a wheel of a vehicle |
| JP2012042925A (en) * | 2010-08-19 | 2012-03-01 | Samsung Electro-Mechanics Co Ltd | Active organic light emitting display having deterioration detection function in programming period |
| CN101994771A (en) * | 2010-11-19 | 2011-03-30 | 芜湖伯特利汽车安全***有限公司 | Electronic parking actuator for vehicle parking braking system |
| CN202242996U (en) * | 2011-10-18 | 2012-05-30 | 中联重科股份有限公司 | Crane with a movable crane |
| CN102490061A (en) * | 2011-11-16 | 2012-06-13 | 党金行 | Planetary speed changing device for machine tool spindle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927220A (en) * | 2012-11-09 | 2013-02-13 | 重庆隆旺机电有限责任公司 | Overall input type electric car transmission with preposed planetary gear train |
| CN102927220B (en) * | 2012-11-09 | 2016-08-03 | 重庆隆旺机电有限责任公司 | The imported electric vehicle transmission of entirety of preposition planet circular system |
| CN103010016A (en) * | 2012-12-07 | 2013-04-03 | 重庆隆旺机电有限责任公司 | Rear axle driving assembly for electrocar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102748429B (en) | 2016-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2495122B1 (en) | Power transmission device and working vehicle | |
| CN104350300B (en) | Power transmission | |
| CN104589993A (en) | Drive unit for vehicles | |
| CN203272738U (en) | Unilateral gear input mechanism of gear speed reducer | |
| CN107763153B (en) | Planetary gear type two-speed transmission for electric vehicle | |
| CN102297248B (en) | Automatic centrifugal transmission of electric vehicle | |
| CN103587412B (en) | A kind of automobile-used double mode pure power drive system | |
| CN101427045A (en) | Battery forklift drive unit | |
| CN102729814A (en) | Engineering machinery vehicle | |
| CN102774240B (en) | Rear drive axle assembly | |
| CN105020296A (en) | Wet type double-clutch mechanism capable of mechanically pressing friction pieces | |
| CN103596791A (en) | Gearbox integrated in rotor of electrical motor | |
| CN202881700U (en) | Washing machine driving mechanism | |
| RU2558403C2 (en) | Gearbox | |
| CN104246083A (en) | Construction machine drive device | |
| CN102748429A (en) | Planetary gear train auxiliary drive mechanism and engineering machinery vehicle | |
| CN202597672U (en) | Double action clutch operating mechanism, double action clutch and automobile of double action clutch mechanism | |
| CN101348109B (en) | Braking device of drive axle | |
| CN201934549U (en) | Running speed reducer brake for service braking | |
| CN202091447U (en) | Dual-speed planetary walking speed reducer | |
| CN202132464U (en) | Transfer case of articulated vehicle | |
| US20180149240A1 (en) | Power train and motor grader | |
| CN208268323U (en) | A kind of single control chip double clutch parallel shaft transmission | |
| CN204061854U (en) | 6 gear gearbox jack shafts three keep off gear side power take-off | |
| CN203114958U (en) | Driver shaft and wheel hub combined braking wet brake |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |