CN204420021U - A kind of two sun gear speed change gear - Google Patents
A kind of two sun gear speed change gear Download PDFInfo
- Publication number
- CN204420021U CN204420021U CN201420863052.7U CN201420863052U CN204420021U CN 204420021 U CN204420021 U CN 204420021U CN 201420863052 U CN201420863052 U CN 201420863052U CN 204420021 U CN204420021 U CN 204420021U
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- CN
- China
- Prior art keywords
- gear
- countershaft
- driven shaft
- sun gear
- live axle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of two sun gear speed change gear, comprise live axle, transmission shaft, driven shaft, secondary sun wheel, first sun gear, first countershaft, second countershaft and external toothing, described live axle right-hand member is connected with the motor being arranged on device outside, described first sun gear fixed installation on the driving shaft, described driven shaft is cylindric, driven shaft rotary sleeve is established on the driving shaft, driven shaft is provided with secondary sun wheel, described first countershaft is set in parallel in above live axle, first planet gear is arranged with at the first countershaft tail end, the second planetary pinion is provided with at the first countershaft front end sleeve, the first sun gear and secondary sun wheel is provided with in this device, and carry out power transmission by being meshed with multiple planetary pinion, reduce device rotary inertia, the frictional loss one reducing device promotes transmission efficiency and improves device working stability, and accelerate the stopping of this device by arranging brake pad, the device damage that anti-locking apparatus dallies and may cause.
Description
Technical field
The utility model relates to retarder, specifically a kind of two sun gear speed change gear.
Background technique
Mechanically operated feature is mainly: stabilization of speed, sliding ratio is little, reliable operation, there is invariable power mechanical property, transmission efficiency is higher, and structure is simple, easy to maintenance, price is relatively cheap, therefore mechanical transmissioning technology is applied and extensively in the industry, be exactly wherein a kind of by gear-driven speed change gear, prior art majority adopts single ring gear to arrange in pairs or groups multiple planetary pinion, such ring gear working pressure is larger, more and this mode makes device rotary inertia larger by frictional force, transmission efficiency is low, poor stability, when stopping with timer, gear can not stop fast simultaneously, form idle running phenomenon, easily cause device damage.
Model utility content
The purpose of this utility model is to provide a kind of two sun gear speed change gear, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technological scheme:
A kind of two sun gear speed change gear, comprise live axle, transmission shaft, driven shaft, secondary sun wheel, first sun gear, first countershaft, second countershaft and external toothing, described live axle right-hand member is connected with the motor being arranged on device outside, described first sun gear fixed installation on the driving shaft, described driven shaft is cylindric, driven shaft rotary sleeve is established on the driving shaft, driven shaft is provided with secondary sun wheel, described first countershaft is set in parallel in above live axle, first planet gear is arranged with at the first countershaft tail end, the second planetary pinion is provided with at the first countershaft front end sleeve, described first planet gear and the first sun gear pass through gear teeth meshing, second planetary pinion is meshed by the gear teeth with secondary sun wheel, on the first countershaft, the first cylinder is arranged with between first planet gear and the second planetary pinion, described second countershaft is set in parallel in below live axle, third planet gear is arranged with at the second countershaft tail end, fourth planet gear is provided with at the second countershaft front end sleeve, described third planet gear and the first sun gear pass through gear teeth meshing, fourth planet gear is meshed by the gear teeth with secondary sun wheel, on the second countershaft, the second cylinder is arranged with between third planet gear and fourth planet gear, described driven shaft front end is installed with external toothing, and described transmission shaft tail end is arranged on external toothing inside, is arranged with projection wheel, takes turns upper and lower both sides be equipped with brake pad at projection in transmission shaft neutral position, and brake pad is fixedly connected on projection wheel by connecting rod, described live axle is arranged on device external casing by the bearing that tail end is arranged, and bearing is arranged on and connects in sheath body, and connection sheath body is also provided with vibration damper.
As further program of the utility model: described first sun gear and secondary sun wheel be sheathed after be fixedly mounted on again on respective axle.
As the utility model further scheme: the axis of described live axle, transmission shaft and driven shaft is on same straight line.
As the utility model further scheme: described external toothing left end is provided with recess, the raised position of projection wheel is fixedly connected with external toothing recess inwall.
Compared with prior art, the beneficial effects of the utility model are: be provided with the first sun gear and secondary sun wheel in this device, and carry out power transmission by being meshed with multiple planetary pinion, reduce device rotary inertia, the frictional loss one reducing device promotes transmission efficiency and improves device working stability, and accelerate the stopping of this device, the device damage that anti-locking apparatus dallies and may cause by arranging brake pad.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
1-live axle in figure, 2-transmission shaft, 3-projection is taken turns, 31-brake pad, 32-connecting rod, 4-secondary sun wheel, 5-first sun gear, 6-first countershaft, 7-first planet gear, 8-first cylinder, 9-second planetary pinion, 10-second countershaft, 11-third planet gear, 12-second cylinder, 13-fourth planet gear, 14-external toothing, 15-driven shaft, 16-vibration damper, 17-connects sheath body, 18-bearing.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of two sun gear speed change gear, comprise live axle 1, transmission shaft 2, driven shaft 15, secondary sun wheel 4, first sun gear 5, first countershaft 6, second countershaft 10 and external toothing 14, described live axle 1 right-hand member is connected with the motor being arranged on device outside, described first sun gear 5 is fixedly mounted on live axle 1, described driven shaft 15 is cylindric, driven shaft 15 rotary sleeve is located on live axle 1, driven shaft 15 is provided with secondary sun wheel 4, described first sun gear 5 and secondary sun wheel 4 be sheathed after be fixedly mounted on respective axle again, sun gear and respective installation shaft is made to become the inseparable structure of integral type, described first countershaft 6 is set in parallel in above live axle 1, first planet gear 7 is arranged with at the first countershaft 6 tail end, the second planetary pinion 9 is provided with at the first countershaft 6 front end sleeve, described first planet gear 7 and the first sun gear 5 pass through gear teeth meshing, second planetary pinion 9 is meshed by the gear teeth with secondary sun wheel 4, on the first countershaft 6, the first cylinder 8 is arranged with between first planet gear 7 and the second planetary pinion 9, described second countershaft 10 is set in parallel in below live axle 1, third planet gear 11 is arranged with at the second countershaft 10 tail end, fourth planet gear 13 is provided with at the second countershaft 10 front end sleeve, described third planet gear 11 and the first sun gear 5 pass through gear teeth meshing, fourth planet gear 13 is meshed by the gear teeth with secondary sun wheel 4, on the second countershaft 10, the second cylinder 12 is arranged with between third planet gear 11 and fourth planet gear 13, during work, live axle 1 is by external motor driven rotary, and then drive the first sun gear 5 to rotate, the first planet gear 7 be simultaneously meshed with the first sun gear 5 and third planet gear 11 synchronously rotate, and make the second planetary pinion 9 with first planet gear 7 on same countershaft, with fourth planet gear 13 synchronous rotary of third planet gear 11 on same countershaft, second planetary pinion 9 and fourth planet gear 13 drive secondary sun wheel 4 again and driven shaft 15 are rotated, complete power-converting,
Described driven shaft 15 front end is installed with external toothing 14, it is inner that described transmission shaft 2 tail end is arranged on external toothing 14, live axle 1, the axis of transmission shaft 2 and driven shaft 15 is on same straight line, projection wheel 3 is arranged with in transmission shaft neutral position, described external toothing 14 left end is provided with recess, the raised position of projection wheel 3 is fixedly connected with external toothing 14 recess inwall, brake pad 31 is equipped with in projection wheel about 3 both sides, brake pad 31 is fixedly connected on projection wheel 3 by connecting rod 32, during work, driven shaft 15 rotarily drives external toothing 14 and rotates, and then the transmission shaft 2 making to be fixed on external toothing 14 and projection take turns 3 synchronous rotaries, transmission shaft 2 completes Power output, when the work has been finished, outer wall and the brake pad 31 of adjustable device outer wrap touch, rubbed by brake pad 31 and outer wall, accelerate this device to stop, the device damage that anti-locking apparatus dallies and may cause,
Described live axle 1 is arranged on device external casing by the bearing 18 that tail end is arranged, bearing 18 is arranged on and connects in sheath body 17, connection sheath body 17 is also provided with vibration damper 18, is used for slowing down rotary drive between gear and the mechanical shock that produces, improve the Safety performance of device.
Working principle of the present utility model is: be provided with the first sun gear 5 and secondary sun wheel 4 in this device, and carry out power transmission by being meshed with multiple planetary pinion, reduce device rotary inertia, the frictional loss one reducing device promotes transmission efficiency and improves device working stability, and accelerate the stopping of this device, the device damage that anti-locking apparatus dallies and may cause by arranging brake pad 31.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any reference character in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to mode of execution, but not each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technological scheme in each embodiment also through appropriately combined, can form other mode of executions that it will be appreciated by those skilled in the art that.
Claims (4)
1. a two sun gear speed change gear, comprise live axle, transmission shaft, driven shaft, secondary sun wheel, first sun gear, first countershaft, second countershaft and external toothing, it is characterized in that, described live axle right-hand member is connected with the motor being arranged on device outside, described first sun gear fixed installation on the driving shaft, described driven shaft is cylindric, driven shaft rotary sleeve is established on the driving shaft, driven shaft is provided with secondary sun wheel, described first countershaft is set in parallel in above live axle, first planet gear is arranged with at the first countershaft tail end, the second planetary pinion is provided with at the first countershaft front end sleeve, described first planet gear and the first sun gear pass through gear teeth meshing, second planetary pinion is meshed by the gear teeth with secondary sun wheel, on the first countershaft, the first cylinder is arranged with between first planet gear and the second planetary pinion, described second countershaft is set in parallel in below live axle, third planet gear is arranged with at the second countershaft tail end, fourth planet gear is provided with at the second countershaft front end sleeve, described third planet gear and the first sun gear pass through gear teeth meshing, fourth planet gear is meshed by the gear teeth with secondary sun wheel, on the second countershaft, the second cylinder is arranged with between third planet gear and fourth planet gear, described driven shaft front end is installed with external toothing, and described transmission shaft tail end is arranged on external toothing inside, is arranged with projection wheel, takes turns upper and lower both sides be equipped with brake pad at projection in transmission shaft neutral position, and brake pad is fixedly connected on projection wheel by connecting rod, described live axle is arranged on device external casing by the bearing that tail end is arranged, and bearing is arranged on and connects in sheath body, and connection sheath body is also provided with vibration damper.
2. the two sun gear speed change gear of one according to claim 1, is characterized in that, described first sun gear and secondary sun wheel be sheathed after be fixedly mounted on again on respective axle.
3. the two sun gear speed change gear of one according to claim 1, it is characterized in that, the axis of described live axle, transmission shaft and driven shaft is on same straight line.
4. the two sun gear speed change gear of one according to claim 1, it is characterized in that, described external toothing left end is provided with recess, and the raised position of projection wheel is fixedly connected with external toothing recess inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420863052.7U CN204420021U (en) | 2014-12-31 | 2014-12-31 | A kind of two sun gear speed change gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420863052.7U CN204420021U (en) | 2014-12-31 | 2014-12-31 | A kind of two sun gear speed change gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204420021U true CN204420021U (en) | 2015-06-24 |
Family
ID=53470393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420863052.7U Expired - Fee Related CN204420021U (en) | 2014-12-31 | 2014-12-31 | A kind of two sun gear speed change gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204420021U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972166A (en) * | 2016-06-20 | 2016-09-28 | 裕克施乐塑料制品（太仓）有限公司 | Planetary-gear-type speed variator capable of automatic gear shifting |
| WO2019033420A1 (en) * | 2017-08-18 | 2019-02-21 | 深圳市万维博新能源技术有限公司 | Dual-power planetary speed changing device of type other than ravigneaux type |
-
2014
- 2014-12-31 CN CN201420863052.7U patent/CN204420021U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972166A (en) * | 2016-06-20 | 2016-09-28 | 裕克施乐塑料制品（太仓）有限公司 | Planetary-gear-type speed variator capable of automatic gear shifting |
| WO2019033420A1 (en) * | 2017-08-18 | 2019-02-21 | 深圳市万维博新能源技术有限公司 | Dual-power planetary speed changing device of type other than ravigneaux type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20181231 |