CN203285924U - Planetary gear accelerator - Google Patents
Planetary gear accelerator Download PDFInfo
- Publication number
- CN203285924U CN203285924U CN2013202158909U CN201320215890U CN203285924U CN 203285924 U CN203285924 U CN 203285924U CN 2013202158909 U CN2013202158909 U CN 2013202158909U CN 201320215890 U CN201320215890 U CN 201320215890U CN 203285924 U CN203285924 U CN 203285924U
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- China
- Prior art keywords
- planetary gear
- sealing device
- accelerator
- planetary
- planetary pinion
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Abstract
The utility model discloses a planetary gear accelerator, and relates to the field of submerged pumps. The planetary gear accelerator comprises planetary gears, a water pump main shaft, an upper sealing device, an oil filling hole, a sun wheel, an outer gear ring, a planetary gear carrier, a lower sealing device and a motor main shaft. The motor main shaft is connected with the planetary gear carrier in a sleeved mode, the four corners of the planetary gear carrier are respectively provided with one planetary gear, the inside of each planetary gear is meshed with the sun wheel, and the outside of each planetary gear is matched with the fixed outer gear ring. The accelerator is further provided with the oil filing hole, the upper end of the lower end of the accelerator are supported through high-speed bearings, the outer end of the bearing at the upper end of the accelerator and the outer end of the bearing at the lower end of the accelerator are provided with the upper sealing device and the lower sealing device respectively, the sun wheel is further connected with an output shaft, and the output shaft is connected with the water pump main shaft through a flange. According to the planetary gear accelerator, the speed ratio can be as small as 3, the input rotation speed is 1480rpm, the input power can reach 1000 KW, and the problems of tooth surface material, lubrication and sealing of the planetary gear accelerator in the high-speed operation are solved.
Description
Technical field
The utility model relates to the submersible pump field, be specifically related to a kind of planetary pinion booster engine
Background technique
Planetary gears has the advantages such as volume is little, lightweight, compact structure, velocity ratio is large, bearing capacity is strong, motion is steady, alignment is good, be widely used in the various fields such as aviation, automobile, Submerged Motor Pumps, industry equipment, many experts conduct in-depth research it.Along with development and the industrialized demand of science and technology, planetary type gear transmission unit is towards the high-speed high-power future development.But the China that is applied in of planetary pinion booster engine does not obtain good research and development, particularly low speed ratio, high rotating speed, powerful planetary pinion booster engine, because technical requirements is high, be difficult for processing, make difficulty, be in particular in the vibrations that transmission does not steadily cause, lubricated bad mechanism's heating wear problem so that the sealing problem that causes.These are all perplexing the application of planetary pinion booster engine.
The model utility content
For the deficiency that exists on prior art, the utility model purpose is to be to provide a kind of planetary pinion booster engine, its speed ratio can be as small as 3, input speed is 1480rpm, input power can reach 1000KW, and this technology has also solved flank of tooth material and lubrication problem and the sealing problem of planetary pinion booster engine under running up.
to achieve these goals, the utility model is to realize by the following technical solutions: the planetary pinion booster engine, comprise planetary pinion, Pump Shaft, upper sealing device, oil hole, sun gear, external toothing, planetary carrier, lower sealing device and electric machine main shaft, be socketed with planetary carrier on electric machine main shaft, four jiaos of planetary carriers are respectively arranged with planetary pinion, planetary pinion is inboard all to be meshed with sun gear, match with fixing external toothing in the planetary pinion outside, also be provided with oil hole on booster engine, two ends, booster engine up and down are all supported by high-speed bearing, the bearing outer end at two ends, booster engine up and down is respectively arranged with upper sealing device and lower sealing device, sun gear also is connected with output shaft, output shaft is connected with Pump Shaft by flange.
As preferably, described upper sealing device and lower sealing device are high-pressure machinery formula combination sealing arrangement.
As preferably, the flank of tooth of described planetary pinion, sun gear and external toothing is the spray copper flank of tooth, has solved the problem of hardness and degree of finish.
The utility model is because planetary pinion booster engine rotating speed is high, so requiring hardness, degree of finish all to want high to part material will process gear surface, improve its wear resistance and surface finishment, reduce complete machine oscillation, because rotating speed is high, the Selection of Bearings sliding bearing, improve its working life and lubricity.
The utility model is mainly on Submerged Motor Pumps.Submersible motor adopts level Four, and pump body structure adopts greater than two utmost point rotating speed structures, and hydraulic model is designed to total head without the overload structure.Four utmost point motors are connected with accelerating unit with water pump is middle, accelerating unit adopts planetary gear construction, make Pump and Electromotor still be the direct connection structure, to reduce the volume of pump part in the advantage situation not affecting four utmost point motor long service life, the pump housing all adopts assembling structure to eliminate axial force.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structural representation of the present utility model;
Fig. 2 is transmission principle sketch of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand,, below in conjunction with embodiment, further set forth the utility model.
with reference to Fig. 1-2, this embodiment is by the following technical solutions: the planetary pinion booster engine, comprise planetary pinion 1, Pump Shaft 2, upper sealing device 3, oil hole 4, sun gear 5, external toothing 6, planetary carrier 7, lower sealing device 8 and electric machine main shaft 9, be socketed with planetary carrier 7 on electric machine main shaft 9, 7 four jiaos of planetary carriers are respectively arranged with planetary pinion 1, planetary pinion 1 is inboard all to be meshed with sun gear 5, match with fixing external toothing 6 in planetary pinion 1 outside, also be provided with oil hole 4 on booster engine, two ends, booster engine up and down are all supported by high-speed bearing, the bearing outer end at two ends, booster engine up and down is respectively arranged with upper sealing device 3 and lower sealing device 8, sun gear 5 also is connected with output shaft, output shaft is connected with Pump Shaft 2 by flange.
It should be noted that described upper sealing device 3 and lower sealing device 8 are high-pressure machinery formula combination sealing arrangement.
In addition, the flank of tooth of described planetary pinion 1, sun gear 5 and external toothing 6 is the spray copper flank of tooth, has solved the problem of hardness and degree of finish.
This embodiment electric machine main shaft 9 is the input end of power, and planetary carrier 1 is driving wheel, and external toothing 6 and housing are standing part, and sun gear 5 is follower.Submersible motor is connected by flange with the fixing of booster engine.Output terminal is connected by flange with submersible pump.For the vertical horizontally-inclined that adapts to booster engine uses, adopt high-speed bearing to support at two ends, booster engine up and down, the sealing of high-pressure machinery combined type mechanically is adopted in the sealing at two ends, up and down, and interior exocoel can be well isolated in this sealing, guarantees the normal use of booster engine.Because the rotating speed of this booster engine is high, quite high to flank of tooth requirement, we have done spray copper to the flank of tooth and have processed, and solved the problem of hardness and degree of finish, and each revolving meber is done dynamic balance running, to reach the stationarity requirement of transmission.This booster engine is stably in transmission process, can be in the high-revolving while, and vertical horizontally-inclined uses, and meets Submerged Motor Pumps usage requirement in all cases.
This embodiment is mainly on Submerged Motor Pumps.Submersible motor adopts level Four, and pump body structure adopts greater than two utmost point rotating speed structures, and hydraulic model is designed to total head without the overload structure.Four utmost point motors are connected with accelerating unit with water pump is middle, accelerating unit adopts planetary gear construction, make Pump and Electromotor still be the direct connection structure, to reduce the volume of pump part in the advantage situation not affecting four utmost point motor long service life, the pump housing all adopts assembling structure to eliminate axial force.
Above demonstration and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. planetary pinion booster engine, it is characterized in that, comprise planetary pinion (1), Pump Shaft (2), upper sealing device (3), oil hole (4), sun gear (5), external toothing (6), planetary carrier (7), lower sealing device (8) and electric machine main shaft (9), be socketed with planetary carrier (7) on electric machine main shaft (9), (7) four jiaos of planetary carriers are respectively arranged with planetary pinion (1), planetary pinion (1) is inboard all to be meshed with sun gear (5), match with fixing external toothing (6) in planetary pinion (1) outside, also be provided with oil hole (4) on booster engine, two ends, booster engine up and down are all supported by high-speed bearing, the bearing outer end at two ends, booster engine up and down is respectively arranged with upper sealing device (3) and lower sealing device (8), sun gear (5) also is connected with output shaft, output shaft is connected with Pump Shaft (2) by flange.
2. planetary pinion booster engine according to claim 1, is characterized in that, described upper sealing device (3) and lower sealing device (8) are high-pressure machinery formula combination sealing arrangement.
3. planetary pinion booster engine according to claim 1, is characterized in that, the flank of tooth of described planetary pinion (1), sun gear (5) and external toothing (6) is the spray copper flank of tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202158909U CN203285924U (en) | 2013-04-26 | 2013-04-26 | Planetary gear accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202158909U CN203285924U (en) | 2013-04-26 | 2013-04-26 | Planetary gear accelerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203285924U true CN203285924U (en) | 2013-11-13 |
Family
ID=49542287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202158909U Expired - Lifetime CN203285924U (en) | 2013-04-26 | 2013-04-26 | Planetary gear accelerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203285924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2523723A (en) * | 2013-12-06 | 2015-09-09 | Technology Investments Ltd | A planetary gear hub assembly |
-
2013
- 2013-04-26 CN CN2013202158909U patent/CN203285924U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2523723A (en) * | 2013-12-06 | 2015-09-09 | Technology Investments Ltd | A planetary gear hub assembly |
| GB2523723B (en) * | 2013-12-06 | 2019-12-18 | Tech Investments Limited | A planetary gear hub assembly |
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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 |
Granted publication date: 20131113 |
|
| CX01 | Expiry of patent term |