CN202545696U - High-power two-stage speed-increasing planet gearbox - Google Patents
High-power two-stage speed-increasing planet gearbox Download PDFInfo
- Publication number
- CN202545696U CN202545696U CN 201220127880 CN201220127880U CN202545696U CN 202545696 U CN202545696 U CN 202545696U CN 201220127880 CN201220127880 CN 201220127880 CN 201220127880 U CN201220127880 U CN 201220127880U CN 202545696 U CN202545696 U CN 202545696U
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- China
- Prior art keywords
- gear
- stage
- planet
- level
- shaft
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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.)
- Expired - Lifetime
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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
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/46—Systems consisting of a plurality of gear trains each with orbital gears, i.e. systems having three or more central gears
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- General Details Of Gearings (AREA)
Abstract
A high-power two-stage speed-increasing planet gearbox mainly comprises an input part, an output part, a box part and a lubricating part; both the input part and the output part are planet mechanisms, and are respectively supported by sliding bearings and mounted in the box of the box part; the input part comprises an input shaft which is connected with external power through a coupling, the input shaft is connected with a planet gear shaft, and a first-stage planet gear on the planet gear shaft is engaged with a central first-stage sun gear; the first-stage sun gear is connected with a second-stage combined gear ring through a geared sleeve and a second-stage floating gear ring, and a second-stage planet gear of the output part is fixed on the second-stage combined gear ring through a second-stage planet gear shaft, and is connected with a central second-stage sun gear fixed on an output shaft; and the input shaft is supported on the box by a radial sliding bearing and a sliding thrust bearing capable of bearing thrust. The high-power two-stage speed-increasing planet gearbox has the characteristics of compact structure, small size, high reliability, high power, low rotational speed, high torque and the like.
Description
Technical field
The utility model relates to a kind of powerful two-stage planet speedup box, belong to the dedicated gear transmission device of test stand position with transmission system.
Background technique
Powerful planet speedup box, it mainly is made up of input shaft parts, output block, box part and lubricating component.Power drives the input shaft parts through input flange and rotates, and driving gear is meshed with driven gear, and output block drives shaft coupling output.Above-mentioned existing speedup box is a pair of meshed transmission gear of one-level parallel axes band, and sliding bearing supports, it the very big condition lower tooth roller box of moment of torsion will become very huge, for making installation, all be unpractical, can not satisfy user's demand.
Summary of the invention
The purpose of the utility model is to overcome the deficiency of above-mentioned existence, can satisfy up to ten thousand kilowatts of power the slow-speed of revolution, the high-power two-stage planet speedup box of high pulling torque and provide a kind of.
The purpose of the utility model is accomplished through following technological scheme, and it is mainly by input block, output block; Box part; Lubricating component is formed, and described input block and output block are planetary mechanism, and they support through sliding bearing separately and are installed in the casing of box part.
Described input block comprises an input shaft that links through coupling and outer power, and this input shaft links to each other through a planet wheel shaft, one-level planet wheel on the said planet wheel shaft and the engagement of center one-level sun gear; Said one-level sun gear links to each other with secondary combination gear ring through tooth cover and the unsteady gear ring of a secondary; The secondary planet of output block wheel is fixed on the described secondary combination gear ring through the secondary planet wheel shaft, and said secondary planet wheel links to each other with center secondary sun gear on being fixed on output shaft; But the thrust slide bearing through radial sliding bearing and bearing thrust on the described input shaft is supported on the casing.
Described one-level planet wheel and secondary planet wheel are the employing herringbone tooth; The one-level planet wheel is respectively arranged with left-handed ring gear 8 and dextrorotation ring gear outward; And one-level combination gear ring is housed outside above-mentioned two ring gears, said one-level combination gear ring also is connected with the one-level ring gear through spline.
The utility model can provide the gear drive of reliable compactness for the equipment that needs high power gearbox, and it has compact structure, and volume is little, and reliability is high, and power is big, the slow-speed of revolution, characteristics such as high pulling torque.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
To combine accompanying drawing that the utility model is done detailed introduction below: shown in Figure 1, the utility model mainly is made up of input block 1, output block 20, box part 5, lubricating component 4.Described input block 1 is planetary mechanism with output block 20, and they support through sliding bearing separately and are installed in the casing of box part 5.
Input block 1 shown in the figure comprises an input shaft 21 that links through coupling and outer power, and this input shaft 21 links to each other through a planet wheel shaft 6, one-level planet wheel 7 on the said planet wheel shaft 6 and 12 engagements of the one-level sun gear at center; Said one-level sun gear 12 links to each other with secondary combination gear ring 15 through tooth cover 24 and the unsteady gear ring 14 of a secondary; The secondary planet of output block 20 wheel 17 is fixed on the described secondary combination gear ring 15 through secondary planet wheel shaft 18, said secondary planet wheel 17 be fixed on output shaft 23 on the secondary sun gear 19 at center link to each other; But the thrust slide bearing through radial sliding bearing and bearing thrust on the described input shaft 21 is supported on the casing.
Described one-level planet wheel of the utility model and secondary planet wheel are the employing herringbone tooth; The one-level planet wheel is respectively arranged with left-handed ring gear 8 and dextrorotation ring gear 11 outward; And one-level combination gear ring 10 also is housed outside above-mentioned two ring gears, said one-level combination gear ring 10 also is connected with one-level ring gear 9 through spline.
Embodiment:
Power drives input block 1 through the crown gear coupling input and rotates, and input shaft 21 inputs of input block 1 drive one-level planet wheel 7, by 12 outputs of one-level sun gear; Drive secondary combination gear rings 15 by the one-level sun gear through the unsteady gear ring 14 of tooth cover 24 and secondary again and rotate, take turns 17 through secondary planet again, connect output shafts 23 outputs by sun gear 19 at last.
The utility model structurally has many unique distinctions: adopt the series connection of two-stage planet on the general structure, planet wheel has adopted herringbone tooth, and all bearings are sliding bearing, comprise radially and thrust slide bearing, make the bearing capacity of gear-box can reach very big value; Make up gear ring 10 in the outer one-level that is equipped with of one-level ring gear (left-handed) 8 and one-level ring gear (dextrorotation) 11, also be connected with one-level ring gear 9 through spline, the planetary mechanism that has guaranteed the first order has the good floatability of all carrying.In like manner there are external toothing 15 and the unsteady gear ring 14 of secondary in the secondary in secondary planet mechanism, makes second level planetary mechanism that sufficient floating load balancing performance can be arranged.One-level sun gear 12 is connected the connection of employing crowned teeth with secondary sun gear 19 top splines simultaneously, and two solar energy are floated, and above load balancing mechanism has guaranteed the reliable of Gear Planet Transmission.Large-scale thrust-bearing 3 is housed on the input shaft, and the suffered axial force of input block and output block all leans on this thrust-bearing to bear.
Claims (3)
1. high-power two-stage planet speedup box; It is mainly by input block (1); Output block (20), box part (5), lubricating component (4) is formed; It is characterized in that described input block (1) and output block (20) are planetary mechanism, they support through sliding bearing separately and are installed in the casing of box part (5).
2. high-power two-stage planet speedup box according to claim 1; It is characterized in that described input block comprises an input shaft (21) that links through coupling and outer power; This input shaft (21) links to each other through a planet wheel shaft, one-level planet wheel on the said planet wheel shaft and the engagement of center one-level sun gear; Said one-level sun gear links to each other with secondary combination gear ring (15) through a tooth cover (24) and the unsteady gear ring (14) of a secondary; The secondary planet of output block wheel (17) is fixed on the described secondary combination gear ring (15) through the secondary planet wheel shaft, and said secondary planet wheel (17) links to each other with center secondary sun gear (19) on being fixed on output shaft (23); But the thrust slide bearing through radial sliding bearing and bearing thrust on the described input shaft is supported on the casing.
3. high-power two-stage planet speedup box according to claim 2; It is characterized in that described one-level planet wheel and secondary planet wheel is the employing herringbone tooth; The one-level planet wheel is respectively arranged with left-handed ring gear (8) and dextrorotation ring gear (11) outward; And one-level combination gear ring (10) is housed outside above-mentioned two ring gears, said one-level combination gear ring (10) also is connected with one-level ring gear (9) through spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220127880 CN202545696U (en) | 2012-03-30 | 2012-03-30 | High-power two-stage speed-increasing planet gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220127880 CN202545696U (en) | 2012-03-30 | 2012-03-30 | High-power two-stage speed-increasing planet gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202545696U true CN202545696U (en) | 2012-11-21 |
Family
ID=47166335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220127880 Expired - Lifetime CN202545696U (en) | 2012-03-30 | 2012-03-30 | High-power two-stage speed-increasing planet gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202545696U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335097A (en) * | 2013-07-17 | 2013-10-02 | 中国船舶重工集团公司第七�三研究所 | Floating structure with flexible annular gear rings centered automatically |
| CN104565303A (en) * | 2014-12-19 | 2015-04-29 | 杭州前进齿轮箱集团股份有限公司 | Support device for vertically installing planetary gear transmission floating mechanism of gearbox |
| CN104712743A (en) * | 2015-03-28 | 2015-06-17 | 哈尔滨广瀚动力传动有限公司 | Floating structure of combined herringbone gear inner gear rings |
| CN107165983A (en) * | 2017-05-31 | 2017-09-15 | 南京航空航天大学 | One kind installs the adjustable planetary transmission in side position |
| CN108506427A (en) * | 2018-05-31 | 2018-09-07 | 福州大学 | A kind of speed increaser and its working method suitable for high-power transmission |
| CN110185783A (en) * | 2019-06-26 | 2019-08-30 | 南京高速齿轮制造有限公司 | The low speed end structure of epicyclic gearbox |
| CN113483083A (en) * | 2021-07-22 | 2021-10-08 | 中国船舶重工集团公司第七0三研究所 | Sun gear floating structure for high-speed planetary transmission |
-
2012
- 2012-03-30 CN CN 201220127880 patent/CN202545696U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335097A (en) * | 2013-07-17 | 2013-10-02 | 中国船舶重工集团公司第七�三研究所 | Floating structure with flexible annular gear rings centered automatically |
| CN104565303A (en) * | 2014-12-19 | 2015-04-29 | 杭州前进齿轮箱集团股份有限公司 | Support device for vertically installing planetary gear transmission floating mechanism of gearbox |
| CN104565303B (en) * | 2014-12-19 | 2017-12-05 | 杭州前进齿轮箱集团股份有限公司 | A kind of support meanss of the planetary gear transmission floating mechanism of right angle setting gear-box |
| CN104712743A (en) * | 2015-03-28 | 2015-06-17 | 哈尔滨广瀚动力传动有限公司 | Floating structure of combined herringbone gear inner gear rings |
| CN107165983A (en) * | 2017-05-31 | 2017-09-15 | 南京航空航天大学 | One kind installs the adjustable planetary transmission in side position |
| CN107165983B (en) * | 2017-05-31 | 2020-04-14 | 南京航空航天大学 | Planetary gear transmission device with adjustable mounting edge position |
| CN108506427A (en) * | 2018-05-31 | 2018-09-07 | 福州大学 | A kind of speed increaser and its working method suitable for high-power transmission |
| CN110185783A (en) * | 2019-06-26 | 2019-08-30 | 南京高速齿轮制造有限公司 | The low speed end structure of epicyclic gearbox |
| CN113483083A (en) * | 2021-07-22 | 2021-10-08 | 中国船舶重工集团公司第七0三研究所 | Sun gear floating structure for high-speed planetary transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |