CN202790356U - Planetary gear transmission with dual-friction clutches - Google Patents
Planetary gear transmission with dual-friction clutches Download PDFInfo
- Publication number
- CN202790356U CN202790356U CN 201220339211 CN201220339211U CN202790356U CN 202790356 U CN202790356 U CN 202790356U CN 201220339211 CN201220339211 CN 201220339211 CN 201220339211 U CN201220339211 U CN 201220339211U CN 202790356 U CN202790356 U CN 202790356U
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- sliding sleeve
- ring
- input shaft
- planetary
- gear
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Abstract
The utility model discloses a planetary gear transmission with dual-friction clutches. The planetary gear comprises an input shaft, the dual-friction clutches and a planetary structure. The planetary structure comprises a sun gear, a planetary carrier, a gear ring and three planetary gears, and further comprises a sliding sleeve which is sleeved at an input end of the input shaft, slides along the input shaft back and forth and rotates synchronously. An output end of the input shaft is fixedly provided with a ring sleeve which rotates synchronously in a sleeved mode. The ring sleeve and a relative end of the sliding sleeve are embedded with each other, and the tail end of the embedded part of the rig sleeve is connected with the sun gear. A clamping ring is sleeved and fixed outside the embedding portion of the sliding sleeve and the ring sleeve, the outer surface of the sliding sleeve is provided with steps to form a shaft shoulder, and two dual-friction clutches are arranged between the shaft shoulder of the sliding groove and the clamping ring. The planetary gear transmission with the dual-friction clutches is used, turnover torque is transmitted by the sliding sleeve, and meanwhile the sliding sleeve and the input shaft rotate synchronously. Therefore, the sliding sleeve and the clamping ring are matched to respectively squeeze the two clutches to achieve gear shifting of the clutches. Thus, a gear shifting mechanism is simplified, a diaphragm spring is of no need, and manufacturing cost is lowered.
Description
Technical field
The utility model relates to gearbox, relate in particular to a kind of simple in structure, the planetary transmission with two friction clutches that cost is low.
Background technique
The gearshift general structure of existing speed changer is complicated, uses diaphragm spring and complex-shaped actuator.Its working principle is generally: piston promotes diaphragm spring or Returnning spring, and diaphragm spring or Returnning spring push one of them clutch, thereby make the friction plate adhesive driven disc of this clutch, and then drives the planetary mechanism rotation, thereby realizes gearshift.Owing to used diaphragm spring etc. in this process, make gear shifting structure complicated, cost is high.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, the planetary transmission with two friction clutches that cost is low.
For achieving the above object, the utlity model has the planetary transmission of two friction clutches, it comprises input shaft, double clutch and planetary structure, planetary mechanism comprises sun gear, planet carrier, gear ring and three planet wheels, three planet wheels are uniformly distributed on the circumference of gear ring and sun gear centre, sun gear is connected with the friction plate of first clutch, planet carrier one end is connected with the friction plate of second clutch, the output end of the other end and input shaft is rotationally connected, gear ring and housing are rotationally connected, it also comprises the sliding sleeve that the input end outer input shaft that is set in input shaft slidably reciprocates and rotate synchronously, the output terminal fixed cover of input shaft is provided with the ring set of synchronous rotation, the opposite end of ring set and sliding sleeve is mutually chimeric, the embedding part of ring set is terminal to be connected with sun gear, the outer sheathed snap ring that is fixed with of the embedding part of sliding sleeve and ring set, the sliding sleeve outer surface is provided with step and forms the shaft shoulder, and two clutches are located between the shaft shoulder and snap ring of sliding sleeve.
The chimeric end of described sliding sleeve and ring set is interval with embedded groove and inserted sheet, and the embedded groove of the corresponding sliding sleeve of ring set is provided with inserted sheet, and the inserted sheet of the corresponding sliding sleeve of ring set is provided with insertion groove.
Described ring set embedding part end is provided with the step projection, and this step projection side is butted on sun gear.
Described sliding sleeve is dynamically connected by splined shaft and transfer input shaft.
Adopt the planetary transmission with two friction clutches of the present utility model, adopt sliding sleeve transmission week torque, sliding sleeve rotates synchronously with input shaft simultaneously, and sliding sleeve cooperates with snap ring and pushes respectively two clutches, the gearshift of realization clutch like this.Simplify like this gearshift mechanism, do not needed diaphragm spring, reduced manufacture cost.The transmission of planetary mechanism and clutch is simpler, easily control; Simultaneously, under the condition of not interrupting power, can realize the switching of speed, transmission.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the sectional structure schematic representation that the utlity model has the planetary transmission of two friction clutches;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the structural representation of planetary mechanism;
Fig. 4 is the structural representation that sliding sleeve cooperates with ring set.
Embodiment
Shown in one of Fig. 1-4, the utlity model has the planetary transmission of two friction clutches, it comprises input shaft 1, double clutch 4,5 and planetary structure 3, planetary mechanism 3 comprises sun gear 31, planet carrier 32, gear ring 33 and three planet wheels 34, three planet wheels 34 are uniformly distributed on the circumference of gear ring 33 and sun gear 31 centres, sun gear 31 is connected with the friction plate 41 of first clutch 4, planet carrier 32 1 ends are connected with the friction plate 51 of second clutch 5, the output end of the other end and input shaft 1 is rotationally connected, gear ring 33 is rotationally connected with housing 6, it also comprises the sliding sleeve 7 that the input end outer input shaft 1 that is set in input shaft 1 slidably reciprocates and rotate synchronously, the output terminal fixed cover of input shaft 1 is provided with the ring set 8 of synchronous rotation, ring set 8 is mutually chimeric with the opposite end of sliding sleeve 7, the embedding part of ring set is terminal to be connected with sun gear 31, sliding sleeve 7 and the outer sheathed snap ring 2 that is fixed with of the embedding part of ring set 8, sliding sleeve 7 outer surfaces are provided with step and form 71, two clutches 4 of the shaft shoulder, 5 are located at 2 of the shaft shoulder 71 of sliding sleeve 7 and snap rings.
As shown in Figure 4, described sliding sleeve 7 is interval with embedded groove 72 and inserted sheet 73 with the chimeric end of ring set 8, and the embedded groove 72 of ring set 8 corresponding sliding sleeves 7 is provided with inserted sheet 81, and the inserted sheet 73 of ring set 8 corresponding sliding sleeves 7 is provided with insertion groove 82.
Described ring set embedding part end is provided with step projection 83, and these step projection 83 sides are butted on sun gear 31.
Described sliding sleeve 7 is rotationally connected by splined shaft and input shaft 1.
The output of embodiment's 1 direct high
Oil circuit or gas circuit pass in the cylinder or oil cylinder 13 of direct high along runner 12, oil pressure or air pressure in cylinder or the oil cylinder 13 rise rapidly, the piston 14 of direct high is under the effect of air pressure or oil pressure, sliding sleeve 7 is promoted to move toward input end by piston 14, sliding sleeve 7 drives snap ring 2 extruding near the second clutch 5 of snap ring 2, friction plate 51 and driven disc 52 adhesives of second clutch 5, sliding sleeve 7 drives second clutch 5 and rotates synchronously.Because second clutch 5 is connected with planet carrier 32, thereby rotatablely moving of sliding sleeve 7 is transferred to planet carrier 32, with output shaft 35 outputs of power by planet carrier 32, realize the direct high output of power through speed changer.
The output of embodiment's 2 reduction gear
Oil circuit or gas circuit pass in the cylinder or oil cylinder 10 of reduction gear along the runner 9 of opposite side, oil pressure or air pressure in cylinder or the oil cylinder 10 rise rapidly, the piston 11 of reduction gear is under the effect of air pressure or oil pressure, sliding sleeve 7 is promoted to move toward output terminal by piston 11, the shaft shoulder 71 extruding first clutches 4 of sliding sleeve 7, friction plate 41 and driven disc 42 adhesives of first clutch 4, sliding sleeve 7 drives first clutch 4 and rotates synchronously.Because first clutch 4 is connected with sun gear 31, thereby rotatablely moving of sliding sleeve 7 is transferred to sun gear 31, is delivered to successively planet wheel 34, planet carrier 32 again, through output shaft 35 outputs of planet carrier 32, realization power is exported through the speed changer reduction gear recently.
Claims (4)
1. the planetary transmission that has two friction clutches, it comprises input shaft, double clutch and planetary structure, planetary mechanism comprises sun gear, planet carrier, gear ring and three planet wheels, three planet wheels are uniformly distributed on the circumference of gear ring and sun gear centre, sun gear is connected with the friction plate of first clutch, planet carrier one end is connected with the friction plate of second clutch, the output end of the other end and input shaft is rotationally connected, gear ring and housing are rotationally connected, it is characterized in that: it also comprises the sliding sleeve that the input end outer input shaft that is set in input shaft slidably reciprocates and rotate synchronously, the output terminal fixed cover of input shaft is provided with the ring set of synchronous rotation, the opposite end of ring set and sliding sleeve is mutually chimeric, the embedding part of ring set is terminal to be connected with sun gear, the outer sheathed snap ring that is fixed with of the embedding part of sliding sleeve and ring set, the sliding sleeve outer surface is provided with step and forms the shaft shoulder, and two clutches are located between the shaft shoulder and snap ring of sliding sleeve.
2. the planetary transmission with two friction clutches according to claim 1, it is characterized in that: the chimeric end of described sliding sleeve and ring set is interval with embedded groove and inserted sheet, the embedded groove of the corresponding sliding sleeve of ring set is provided with inserted sheet, and the inserted sheet of the corresponding sliding sleeve of ring set is provided with insertion groove.
3. the planetary transmission with two friction clutches according to claim 1, it is characterized in that: described ring set embedding part end is provided with the step projection, and this step projection side is butted on sun gear.
4. the planetary transmission with two friction clutches according to claim 1, it is characterized in that: described sliding sleeve is dynamically connected by splined shaft and transfer input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339211 CN202790356U (en) | 2012-07-12 | 2012-07-12 | Planetary gear transmission with dual-friction clutches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339211 CN202790356U (en) | 2012-07-12 | 2012-07-12 | Planetary gear transmission with dual-friction clutches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202790356U true CN202790356U (en) | 2013-03-13 |
Family
ID=47817622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220339211 Expired - Lifetime CN202790356U (en) | 2012-07-12 | 2012-07-12 | Planetary gear transmission with dual-friction clutches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202790356U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401035A (en) * | 2014-11-16 | 2015-03-11 | 昆山仰越机械技术有限公司 | Hydraulic power coupler for mechanical press |
| CN108757858A (en) * | 2018-08-23 | 2018-11-06 | 福州锐智新能源科技有限公司 | A kind of power failure-free automatic transmission |
-
2012
- 2012-07-12 CN CN 201220339211 patent/CN202790356U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401035A (en) * | 2014-11-16 | 2015-03-11 | 昆山仰越机械技术有限公司 | Hydraulic power coupler for mechanical press |
| CN108757858A (en) * | 2018-08-23 | 2018-11-06 | 福州锐智新能源科技有限公司 | A kind of power failure-free automatic transmission |
| CN108757858B (en) * | 2018-08-23 | 2023-09-12 | 福州锐智新能源科技有限公司 | Unpowered interruption automatic transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: FUJIAN FUGONG POWER TECHNOLOGY CO., LTD. Free format text: FORMER NAME: FUJIAN FUGONG HEV TECHNOLOGIES DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 350000, Gulou District, Fujian Province, 89 software Avenue, Fuzhou Software Park industrial base two, building 9, No. 1, Fuzhou Patentee after: FUJIAN FUGONG EV TECH CO.,LTD. Address before: 350000, Gulou District, Fujian Province, 89 software Avenue, Fuzhou Software Park industrial base two, building 9, No. 1, Fuzhou Patentee before: FUJIAN FUGONG HEV TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |