CN105020341A - Composite type transmission - Google Patents
Composite type transmission Download PDFInfo
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- CN105020341A CN105020341A CN201510451523.2A CN201510451523A CN105020341A CN 105020341 A CN105020341 A CN 105020341A CN 201510451523 A CN201510451523 A CN 201510451523A CN 105020341 A CN105020341 A CN 105020341A
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- China
- Prior art keywords
- gear
- change
- ring gear
- pinion shaft
- speed change
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- 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.)
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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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a composite type transmission. The composite type transmission comprises an input pinion shaft, an inner gear ring, an output shaft and at least one path of change wheel located between the input pinion shaft and the inner gear ring and used for variable transmission. Each path of change wheel at least comprises a first change wheel, wherein the first change wheel comprises a first-level variable speed big gear and a second-level variable speed pinion which rotate coaxially in the same direction; the first-level variable speed big gear is engaged with the input pinion shaft; the second-level variable speed pinion is engaged with the inner gear ring; the inner gear ring is fixedly connected with the output shaft; the input pinion shaft and the change wheels are outer gears; the inner gear ring is an inner gear. As the composite type transmission does not need a planet carrier, the structure is simple, the size and weight are made to be reduced obviously, the machining difficulty is reduced and the energy saving effect is remarkable. Meanwhile, compared with a transmission in an all-outer-tooth transmission mode, as the transmission is provided with the inner gear ring, the transmission ratio is further increased.
Description
Technical field
The present invention relates to gear shift device field, particularly relate to a kind of brand-new compound transmission.
Background technique
In retarder apparatus field, volume, the weight of retarder are more and more less, and velocity ratio is more and more higher, have become the trend of retarder industry.
But for planetary reducer, due to the existence of planet carrier, the volume making retarder is comparatively large, complex structure, cannot meet the usage requirement in little space.In addition, for the retarder of full external tooth transmission, it is by external tooth transmission that final rotation exports, and limits the further raising of velocity ratio.
Therefore, how while the velocity ratio improving retarder, reducing volume, the weight of retarder, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
The object of this invention is to provide a kind of compound transmission, rotation is exported by ring gear by this compound transmission, further increases the velocity ratio of this speed changer, and effectively reduces volume, the weight of this speed changer.
For solving the problems of the technologies described above, the invention provides following technological scheme:
A kind of compound transmission, comprise input pinion shaft, ring gear, output shaft and between described input pinion shaft and described ring gear at least one road change pulley of gear; Described in every road, change pulley all at least comprises the first change pulley, described first change pulley comprises one-level speed change gearwheel and the two stage speed change small gear of coaxial rotating in same direction, described one-level speed change gearwheel engages with described input pinion shaft, and described two stage speed change small gear engages with described ring gear; Described ring gear is fixedly connected with described output shaft; Described input pinion shaft and described change pulley are external gear, and described ring gear is internal gear.
Preferably, described in every road, change pulley also comprises the second change pulley, described second change pulley comprises two stage speed change gearwheel and the three-step gear shift small gear of coaxial rotating in same direction, described two stage speed change gearwheel engages with described two stage speed change small gear, and described three-step gear shift small gear engages with described ring gear.
Preferably, change pulley described in every road also comprises the 3rd change pulley, described 3rd change pulley comprises three-step gear shift gearwheel and the level Four change speed pinion of coaxial rotating in same direction, described three-step gear shift gearwheel engages with described three-step gear shift small gear, and described level Four change speed pinion engages with described ring gear.
Preferably, the transmission way of described change pulley is at least two-way, the gearwheel of change pulley described in every road near the side of described input pinion shaft engages with described input pinion shaft, and the small gear of change pulley described in every road near described ring gear side engages with described ring gear.
Preferably, also comprise protecgulum, bonnet and raising middle flask, described protecgulum is connected with described raising middle flask one end near described input pinion shaft, and described bonnet is connected with described raising middle flask one end near described ring gear.
Preferably, the number of described raising middle flask is at least two.
Preferably, between described protecgulum and described raising middle flask and all with bolts between described bonnet and described raising middle flask.
Preferably, described input pinion shaft and described output shaft are concentric shafts.
Compound transmission provided by the present invention, comprise input pinion shaft, ring gear, output shaft and between described input pinion shaft and described ring gear at least one road change pulley of gear; Described in every road, change pulley all at least comprises the first change pulley, described first change pulley comprises one-level speed change gearwheel described in the one-level speed change gearwheel of coaxial rotating in same direction and two stage speed change small gear and engages with described input pinion shaft, and described two stage speed change small gear engages with described ring gear; Described ring gear is fixedly connected with described output shaft; Described input pinion shaft and described change pulley are external gear, and described ring gear is internal gear.This compound transmission, by the speed change of the described change pulley at least one road, realize the speed change object of this speed changer, simultaneously, rotation exports, because the number of teeth of described ring gear is more, therefore after described change pulley completes speed change eventually through described ring gear by this speed changer, speed change again between the small gear that described change pulley engages with described ring gear and described ring gear, makes the velocity ratio of this speed changer improve further.In addition, because this compound transmission is without the need to planet carrier, make volume, weight obviously reduces, meanwhile, the shape of this gearbox case arranges more flexible, and the volume of this speed changer can be reduced further.
In a preferred embodiment, the transmission way of described change pulley is at least two-way, the gearwheel of change pulley described in every road near the side of described input pinion shaft engages with described input pinion shaft, and the small gear of change pulley described in every road near described ring gear side engages with described ring gear.Multichannel transmission can make stressed decomposition, and the modulus of the gear teeth and the size of wheel shaft diminish, and make full use of space, ensure that the characteristic of heavy duty while making this speed changer smaller volume, weight.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a road secondary compound transmission provided by the present invention;
The A-A planing surface structural representation that Fig. 2 is compound transmission shown in Fig. 1;
Fig. 3 is the structural representation of the three grades of compound transmissions in road provided by the present invention;
The A-A planing surface structural representation that Fig. 4 is compound transmission shown in Fig. 3;
Fig. 5 is the structural representation of two road secondary compound transmissions provided by the present invention;
The A-A planing surface structural representation that Fig. 6 is compound transmission shown in Fig. 5;
Fig. 7 is the structural representation of the two three grades of compound transmissions in tunnel provided by the present invention;
The A-A planing surface structural representation that Fig. 8 is compound transmission shown in Fig. 7;
Fig. 9 is the structural representation of three road secondary compound transmissions provided by the present invention;
The A-A planing surface structural representation that Figure 10 is compound transmission shown in Fig. 9;
Figure 11 is the structural representation of the three three grades of compound transmissions in tunnel provided by the present invention;
The A-A planing surface structural representation that Figure 12 is compound transmission shown in Figure 11.
Embodiment
Core of the present invention is to provide a kind of compound transmission, and the fabricating cost of this compound transmission significantly reduces, and usability significantly improves, and can accomplish heavy duty, miniaturization and large gear ratio, obvious energy saving, working life effectively extends.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
The compound transmission that the present embodiment provides, comprises input pinion shaft 101, ring gear 110, output shaft and inputs at least one road change pulley for gear between pinion shaft 101 and ring gear 110; Every road change pulley all at least comprises the first change pulley, first change pulley comprises one-level speed change gearwheel 102 and the two stage speed change small gear 103 of coaxial rotating in same direction, one-level speed change gearwheel 102 engages with input pinion shaft 101, and two stage speed change small gear 103 engages with ring gear 110; Ring gear 110 is fixedly connected with output shaft; Input pinion shaft 101 and change pulley are external gear, and ring gear 110 is internal gear.
Concrete, the one-level speed change gearwheel of the first change pulley and two stage speed change small gear can be integrated and process, and also can be that two gear fixed Combination form; Output shaft and ring gear 110, can be integrated and process, and also can process separately rear fixed installation for ring gear 110 and output shaft and form.
In addition, the material of change pulley can be different under different service conditions, can select as required, such as be made with metal material, as metals such as iron, copper and aluminium, metal tooth and change pulley intensity high, long service life, certainly, nonmetallic material also can be adopted to make, such as plastic material, the intensity opposing metallic material of the tooth that plastics are made and change pulley is poor, but noise can obviously reduce, in some cases, alloy material also can be adopted to make.
This compound transmission, by the speed change of the change pulley at least one road, realize the speed change object of this speed changer, simultaneously, rotation exports, because the number of teeth of ring gear 110 is more, therefore after change pulley completes speed change eventually through ring gear 110 by this speed changer, speed change again between the small gear that change pulley engages with ring gear 110 and ring gear 110, makes the velocity ratio of this speed changer improve further.In addition, because this compound transmission is without the need to planet carrier, volume is obviously reduced, structure is simple, and, for the speed changer of full external tooth transmission, due to the setting of ring gear 110, when realizing same velocity ratio, the volume of this speed changer can be accomplished less, simultaneously, the shape of this gearbox case arranges more flexible, and the volume of this speed changer can be reduced further.
In addition, in order to input the easy for installation of pinion shaft 101 and ring gear 110 and output shaft, input pinion shaft 101 can be concentric shafts with output shaft.Adopt the input and output of concentric shafts, volume littleization of this speed changer can be made, be also convenient to multichannel transmission, also can reduce difficulty of processing and cost simultaneously.Certainly, input pinion shaft 101 also can be accomplished with upper driving with during output shaft decentraction, but difficulty of processing and high expensive, the input pinion shaft 101 and the output shaft that provide in the present embodiment are not limited to concentric shafts, suitably depart from same being suitable for.
Concrete, the number of every road change pulley can be one, also can be multiple, to realize secondary or Multi-stage speed-changing drive process.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of a road secondary compound transmission provided by the present invention, the A-A planing surface structural representation that Fig. 2 is compound transmission shown in Fig. 1.
For a road secondary compound transmission, comprise the first change pulley, first change pulley comprises one-level speed change gearwheel 102 and the two stage speed change small gear 103 of coaxial rotating in same direction, and one-level speed change gearwheel 102 engages with input pinion shaft 101, and two stage speed change small gear 103 engages with ring gear 110.
When inputting pinion shaft 101 and being connected with motor, when namely this compound transmission uses as retarder, rotation is first passed to one-level speed change gearwheel 102 by input pinion shaft 101, completes primary speed-down; One-level speed change gearwheel 102 drives two stage speed change small gear 103 to rotate, and rotation is passed to ring gear 110 by two stage speed change small gear 103, completes double reduction; Ring gear 110 exports the output shaft that rotates through after deceleration to miscellaneous part.
Principle is the same, and when this compound transmission is used for driving up, motor is connected with output shaft, and output shaft drives ring gear 110 to rotate, and rotation, after the acceleration of the first change pulley, is exported by input pinion shaft 101, completes accelerating process by ring gear 110.
In addition, this road secondary compound transmission also comprises the shell be made up of protecgulum 111, bonnet 112 and raising middle flask 113, and protecgulum 111 is connected near the one end inputting pinion shaft 101 with raising middle flask 113, and bonnet 112 is connected with raising middle flask 113 one end near ring gear 110.Due in not this speed changer, other gears except ring gear 110 are external gear, therefore the shape of cross section of raising middle flask 113 can unrestricted choice, can be less at the cross section of raising middle flask 113 near one end of protecgulum 111, input pinion shaft 101 and a change pulley can be put into, raising middle flask 113 is less near one end cross-section area of protecgulum 111 as shown in Figure 1, and the cross-section area near the raising middle flask 113 of bonnet 112 is then relatively large, for protecting ring gear 110 and output shaft.Because this speed changer is arranged without planet carrier, therefore by the design of above-mentioned raising middle flask 113 shape, the volume of this speed changer can be made to reduce as much as possible.
In addition, the bolt of easy disassembly all can be adopted to be connected between protecgulum 111 with raising middle flask 113 and between bonnet 112 with raising middle flask 113, certainly, when the structure of speed changer is more complicated, the number of raising middle flask 113 can be two, is bolted.Shell and miscellaneous part can by easy disassembly and the Flange joint be connected firmly.Certainly, the use of this compound transmission is not limited to motor and the direct connection inputting pinion shaft 101, can also be connected by belt pulley transition, also can be transitioned on the axle of input pinion shaft 101 with umbrella gear, realize motor and the vertical joint transmission inputting pinion shaft 101.
As shown in Figure 3 and Figure 4, Fig. 3 is the structural representation of the three grades of compound transmissions in road provided by the present invention, the A-A planing surface structural representation that Fig. 4 is compound transmission shown in Fig. 3.
In order to improve velocity ratio further, the second change pulley is also provided with between two stage speed change small gear 103 and ring gear 110, second change pulley comprises two stage speed change gearwheel 104 and the three-step gear shift small gear 105 of coaxial rotating in same direction, two stage speed change gearwheel 104 engages with two stage speed change small gear 103, and three-step gear shift small gear 105 engages with ring gear 110.
When inputting pinion shaft 101 and being connected with motor, when namely this compound transmission uses as retarder, rotation is first passed to one-level speed change gearwheel 102 by input pinion shaft 101, completes primary speed-down; One-level speed change gearwheel 102 drives two stage speed change small gear 103 to rotate, and rotation is passed to two stage speed change gearwheel 104 by two stage speed change small gear 103, completes double reduction; Two stage speed change gearwheel 104 rotates and drives three-step gear shift small gear 105 to rotate, and rotation is passed to ring gear 110 by three-step gear shift small gear 105, completes three grades of decelerations; Ring gear 110 exports the output shaft that rotates through after deceleration to miscellaneous part.
Principle is the same, and when output shaft is connected with motor, this compound transmission uses as accelerator.Three grades, this road compound transmission comprises the shell be made up of protecgulum 111, bonnet 112 and raising middle flask 113 equally, and wherein, the shape of cross section of raising middle flask 113 changes according to the change of change pulley number thereupon.In addition, because number of steps of speeds is more, for the ease of the dismounting of gear, protecgulum 111 and raising middle flask 113 are split-type structural, and with bolts, same with bolts between bonnet 112 with raising middle flask 113.
As shown in Figure 5 and Figure 6, Fig. 5 is the structural representation of two road secondary compound transmissions provided by the present invention, the A-A planing surface structural representation that Fig. 6 is compound transmission shown in Fig. 5.
The transmission way of change pulley can be at least two-way, the gearwheel of every road change pulley near the side of input pinion shaft 201 all with input pinion shaft 201 and engage, the small gear of every road change pulley near ring gear 210 side engages with ring gear 210 respectively.During multichannel transmission, can ensure, when this speed changer small volume, to transmit larger moment of torsion, multichannel transmission can make stressed decomposition, the modulus of the gear teeth and the size of wheel shaft diminish, and make full use of space, ensure that the characteristic of heavy duty while making this speed changer smaller volume, weight.Multichannel transmission Zhong Mei road transmission also can comprise secondary or the above speed change of secondary.
As shown in Figure 5 and Figure 6, two road secondary compound transmissions comprise two-way transmission, the first change pulley is included in the transmission of every road, first change pulley comprises one-level speed change gearwheel 202 and the two stage speed change small gear 203 of coaxial rotating in same direction, one-level speed change gearwheel 202 engages with input pinion shaft 201, and two stage speed change small gear 203 engages with ring gear 210.
When inputting pinion shaft 201 and being connected with motor, when namely this compound transmission uses as retarder, rotation is first passed to two one-level speed change gearwheels 202 by input pinion shaft 201, completes primary speed-down; Two one-level speed change gearwheels 202 drive two the two stage speed change small gears 203 corresponded to rotate respectively, and rotation is passed to ring gear 210 by two two stage speed change small gears 203 simultaneously, completes double reduction; Ring gear 210 exports the output shaft that rotates through after deceleration to miscellaneous part.
Principle is the same, and when output shaft is connected with motor, this compound transmission uses as accelerator.For this speed changer, except ring gear, participate in the tooth of transmission and be external tooth, therefore can realize highi degree of accuracy, low cost, high-power, big speed ratio and the effect such as small volume, little weight, and can be obviously energy-conservation.
This two roads secondary compound transmission comprises the shell be made up of protecgulum 211, bonnet 212 and raising middle flask 213 equally, and bonnet 212 and raising middle flask 213 are integral type structure, with bolts between protecgulum 211 and raising middle flask 213.
For in two tunnel transmissions, the transmission of every road can comprise three-step gear shift process, and as shown in Figure 7 and Figure 8, Fig. 7 is the structural representation of the two three grades of compound transmissions in tunnel provided by the present invention, the A-A planing surface structural representation that Fig. 8 is compound transmission shown in Fig. 7.
Two three grades, tunnel compound transmissions comprise two-way gear, every road gear includes the first change pulley and the second change pulley, first change pulley comprises two stage speed change gearwheel 204 and the three-step gear shift small gear 205 that the one-level speed change gearwheel 202 of coaxial rotating in same direction and two stage speed change small gear 203, second change pulley comprise coaxial rotating in same direction.
When inputting pinion shaft 201 and being connected with motor, when namely this compound transmission uses as retarder, rotation is first passed to two one-level speed change gearwheels 202 by input pinion shaft 201, completes primary speed-down; Two one-level speed change gearwheels 202 drive two the two stage speed change small gears 203 corresponded to rotate respectively, and rotation is passed to two two stage speed change gearwheels 204 by two two stage speed change small gears 203, completes double reduction; Two two stage speed change gearwheels 204 drive two corresponding with it three-step gear shift small gears 205 to rotate respectively, and rotation is passed to ring gear 210 by two three-step gear shift small gears 205 simultaneously, completes three grades of decelerations; Ring gear 210 exports the output shaft that rotates through after deceleration to miscellaneous part.
Principle is the same, and when output shaft is connected with motor, this compound transmission uses as accelerator.Equally, three grades, this two tunnel compound transmission comprises the shell be made up of protecgulum 211, bonnet 212 and raising middle flask 213 equally, because the number of steps of speeds of these three grades of compound transmissions in two tunnels is more, in order to realize the dismounting of change pulley, bonnet 212 and raising middle flask 213 are arranged all separately, and with bolts, also with bolts between protecgulum 211 and raising middle flask 213.
As the structural representation that Fig. 9 and Figure 10, Fig. 9 are three road secondary compound transmissions provided by the present invention, the A-A planing surface structural representation that Figure 10 is compound transmission shown in Fig. 9.
Three road secondary compound transmissions comprise three tunnel transmissions, the first change pulley is included in the transmission of every road, first change pulley comprises one-level speed change gearwheel 302 and the two stage speed change small gear 303 of coaxial rotating in same direction, one-level speed change gearwheel 302 engages with input pinion shaft 301, and two stage speed change small gear 303 engages with ring gear 310.
When inputting pinion shaft 301 and being connected with motor, when namely this compound transmission uses as retarder, rotation is first passed to three one-level speed change gearwheels 302 by input pinion shaft 301, completes primary speed-down; Three one-level speed change gearwheels 302 drive three the two stage speed change small gears 303 corresponded to rotate respectively, and rotation is passed to ring gear 310 by three two stage speed change small gears 303 simultaneously, completes double reduction; Ring gear 310 exports the output shaft that rotates through after deceleration to miscellaneous part.
Principle is the same, and when output shaft is connected with motor, this compound transmission uses as accelerator.This three roads secondary compound transmission comprises the shell be made up of protecgulum 311, bonnet 312 and raising middle flask 313 equally, between protecgulum 311 and raising middle flask 313 and all with bolts between bonnet and raising middle flask.
As is illustrated by figs. 11 and 12, Figure 11 is the structural representation of the three three grades of compound transmissions in tunnel provided by the present invention, the A-A planing surface structural representation that Figure 12 is compound transmission shown in Figure 11.
Three three grades, tunnel compound transmissions comprise three road gears, every road gear includes the first change pulley and the second change pulley, first change pulley comprises two stage speed change gearwheel 304 and the three-step gear shift small gear 305 that the one-level speed change gearwheel 302 of coaxial rotating in same direction and two stage speed change small gear 303, second change pulley comprise coaxial rotating in same direction.
When inputting pinion shaft 301 and being connected with motor, when namely this compound transmission uses as retarder, rotation is first passed to three one-level speed change gearwheels 302 by input pinion shaft 301, completes primary speed-down; Three one-level speed change gearwheels 302 drive three the two stage speed change small gears 303 corresponded to rotate respectively, and rotation is passed to three two stage speed change gearwheels 304 by three two stage speed change small gears 303, completes double reduction; Three two stage speed change gearwheels 304 drive three corresponding with it three-step gear shift small gears 305 to rotate respectively, and rotation is passed to ring gear 310 by three three-step gear shift small gears 305 simultaneously, completes three grades of decelerations; Ring gear 310 exports the output shaft that rotates through after deceleration to miscellaneous part.
Principle is the same, and when ring gear 310 is connected with motor, this compound transmission uses as accelerator.Equally, three grades, this three tunnel compound transmission comprises the shell be made up of protecgulum 311, bonnet 312 and raising middle flask 313 equally, because the number of steps of speeds of these three grades of compound transmissions in three tunnels is more, the conveniently dismounting of each external gear, bonnet 312 and raising middle flask 313 are arranged all separately, and with bolts, also with bolts between protecgulum 311 and raising middle flask 313.
Here it should be noted that, the number of change pulley can as required and space permissible degree select, when needing larger velocity ratio, the number of change pulley can be set to three or four or the transmission successively of more change pulley, is not limited to number given in the present embodiment; Transmission way is also like this, is not limited to way given in the present embodiment.
Compound transmission provided by the present invention can according to the transmission way in the middle of the requirement comprehensive selection input pinion shaft 301 to ring gear 310 of stressed and speed change when volume and number of steps of speeds, and the gear ratio of single speed changer is easy to reach more than 1:150.
In addition, the use of this compound transmission is not limited to the direct connection of motor and input gear axle 301, can also be connected by belt pulley transition, also can be transitioned on the axle of input gear axle 301 with umbrella gear, realize the vertical joint transmission of motor and input gear axle 301.
Certainly, when number of steps of speeds is more, in order to the easy accessibility of each gear teeth, the number of raising middle flask 313 can be at least two, installs one by one, for convenience detach.
Further, this compound transmission can also be combined into double compound transmission by two compound transmissions, is namely formed by stacking by before and after two compound transmissions, and namely the output shaft of a speed changer is the input shaft of another speed changer.Double compound transmission can accomplish small volume again while guarantee heavy duty and large gear ratio, and the gear ratio of double compound transmission is easy to realize more than 1:10000.
Above compound transmission provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and mode of execution, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (8)
1. a compound transmission, is characterized in that, comprise input pinion shaft, ring gear, output shaft and between described input pinion shaft and described ring gear at least one road change pulley of gear; Described in every road, change pulley all at least comprises the first change pulley, described first change pulley comprises one-level speed change gearwheel and the two stage speed change small gear of coaxial rotating in same direction, described one-level speed change gearwheel engages with described input pinion shaft, and described two stage speed change small gear engages with described ring gear; Described ring gear is fixedly connected with described output shaft; Described input pinion shaft and described change pulley are external gear, and described ring gear is internal gear.
2. compound transmission according to claim 1, it is characterized in that, described in every road, change pulley also comprises the second change pulley, described second change pulley comprises two stage speed change gearwheel and the three-step gear shift small gear of coaxial rotating in same direction, described two stage speed change gearwheel engages with described two stage speed change small gear, and described three-step gear shift small gear engages with described ring gear.
3. compound transmission according to claim 2, it is characterized in that, change pulley described in every road also comprises the 3rd change pulley, described 3rd change pulley comprises three-step gear shift gearwheel and the level Four change speed pinion of coaxial rotating in same direction, described three-step gear shift gearwheel engages with described three-step gear shift small gear, and described level Four change speed pinion engages with described ring gear.
4. the compound transmission according to claims 1 to 3 any one, it is characterized in that, the transmission way of described change pulley is at least two-way, the gearwheel of change pulley described in every road near the side of described input pinion shaft engages with described input pinion shaft, and the small gear of change pulley described in every road near described ring gear side engages with described ring gear.
5. compound transmission according to claim 1, it is characterized in that, also comprise protecgulum, bonnet and raising middle flask, described protecgulum is connected with described raising middle flask one end near described input pinion shaft, and described bonnet is connected with described raising middle flask one end near described ring gear.
6. compound transmission according to claim 5, is characterized in that, the number of described raising middle flask is at least two.
7. compound transmission according to claim 6, is characterized in that, between described protecgulum and described raising middle flask and all with bolts between described bonnet and described raising middle flask.
8. compound transmission according to claim 1, is characterized in that, described input pinion shaft and described output shaft are concentric shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510451523.2A CN105020341A (en) | 2015-07-28 | 2015-07-28 | Composite type transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510451523.2A CN105020341A (en) | 2015-07-28 | 2015-07-28 | Composite type transmission |
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|---|---|
| CN105020341A true CN105020341A (en) | 2015-11-04 |
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|---|---|---|---|
| CN201510451523.2A Pending CN105020341A (en) | 2015-07-28 | 2015-07-28 | Composite type transmission |
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|---|---|---|---|---|
| US4744268A (en) * | 1986-10-30 | 1988-05-17 | Eugene Kurywczak | Epicycle power amplifier |
| US4848433A (en) * | 1987-04-24 | 1989-07-18 | Societe Industrielle Du Metal Usine (Simu) | Two-speed reducing mechanism for controlling closure devices with adjustable luminosity, of the type such as blinds with orientable slats and the like |
| CN101539187A (en) * | 2008-05-15 | 2009-09-23 | 吴小杰 | Megawatt ten-shunt wind power generation speed increasing box |
| CN101929525A (en) * | 2010-02-10 | 2010-12-29 | 吴声震 | Shaft-mounted type quasi-planetary speed reducer |
| CN204755757U (en) * | 2015-07-28 | 2015-11-11 | 张洲 | Combined type derailleur |
-
2015
- 2015-07-28 CN CN201510451523.2A patent/CN105020341A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4744268A (en) * | 1986-10-30 | 1988-05-17 | Eugene Kurywczak | Epicycle power amplifier |
| US4848433A (en) * | 1987-04-24 | 1989-07-18 | Societe Industrielle Du Metal Usine (Simu) | Two-speed reducing mechanism for controlling closure devices with adjustable luminosity, of the type such as blinds with orientable slats and the like |
| CN101539187A (en) * | 2008-05-15 | 2009-09-23 | 吴小杰 | Megawatt ten-shunt wind power generation speed increasing box |
| CN101929525A (en) * | 2010-02-10 | 2010-12-29 | 吴声震 | Shaft-mounted type quasi-planetary speed reducer |
| CN204755757U (en) * | 2015-07-28 | 2015-11-11 | 张洲 | Combined type derailleur |
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Application publication date: 20151104 |