CN105276154A - Speed reducer special for submerged pump - Google Patents
Speed reducer special for submerged pump Download PDFInfo
- Publication number
- CN105276154A CN105276154A CN201510787681.5A CN201510787681A CN105276154A CN 105276154 A CN105276154 A CN 105276154A CN 201510787681 A CN201510787681 A CN 201510787681A CN 105276154 A CN105276154 A CN 105276154A
- Authority
- CN
- China
- Prior art keywords
- planetary
- planet
- input shaft
- planet carrier
- sun gear
- 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.)
- Pending
Links
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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
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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
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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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
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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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
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H2057/085—Bearings for orbital gears
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention relates to a speed reducer special for a submerged pump. The speed reducer comprises a motor, a reduction gearbox and a pump body. The reduction gearbox is connected between the motor and the pump body. The reduction gearbox comprises a gearbox body, an input shaft, an output shaft and a planetary reduction mechanism. The input shaft is connected with the output end of the motor, and the output shaft is connected with the input end of the pump body. The planetary reduction mechanism comprises a sun gear, a planetary carrier, planetary shafts, an inner gear ring and planetary gears. The sun gear is connected to one end of the input shaft through a connecting sleeve, the two ends of the planetary carrier are supported in the gearbox body through bearings respectively, the connecting sleeve is sleeved with one end of the planetary carrier, the other end of the planetary carrier is connected with the output shaft through threads, the multiple planetary shafts are evenly distributed in the planetary carrier, each planetary gear is supported on the corresponding planetary shaft through two or more bearings, and the bearings on each planetary shaft are spaced through bearing distance sleeves. The planetary carrier is sleeved with the inner gear ring, the inner gear ring is fixedly connected with the gearbox body through a screw, and the planetary gears are meshed with inner teeth of the sun gear and the inner gear ring at the same time.
Description
Technical field
The present invention relates to speed reducer field, be specifically related to a kind of submersible pump special reduction gear.
Background technique
Submersible pump planetary reducer generally includes and is installed on ring gear in body and sun gear, to be arranged between ring gear and sun gear and the planet wheel engaged respectively with ring gear and sun gear, for making planet wheel be evenly arranged between ring gear and sun gear planet carrier, the input shaft be set on sun gear, the output shaft be connected on planet carrier circumferentially, motor shaft is arranged in the spline housing of input shaft, and output shaft is connected with submersible pump.Because motor shaft and the sun gear of retarder are connected by input shaft, both are contact connection, and during retarder running, sun gear is easy to axial float occurs, and affects the normal use of retarder.
Summary of the invention
The object of the present invention is to provide a kind of good sealing effect and can prevent sun gear from loosening a kind of submersible pump special reduction gear with play.
For reaching above object, the technological scheme that the present invention takes is:
A kind of submersible pump special reduction gear, comprise motor, speed reducer and the pump housing, speed reducer be connected between motor and the pump housing, described speed reducer comprises casing, input shaft, output shaft and planetary gear speed reducing mechanism, described input shaft connects the output terminal of motor, output shaft connects the input end of the pump housing, described planetary gear speed reducing mechanism comprises sun gear, planet carrier, planet axis, ring gear and planet wheel, described sun gear is connected to one end of input shaft through connecting sleeve, the two ends of described planet carrier are supported in casing through bearing respectively, one end of planet carrier is socketed on the outside of connecting sleeve, the other end of planet carrier is connected with output shaft through screw thread, many planet axis are distributed in planet carrier, each planet axis is supported with planet wheel through plural bearing respectively, with between the bearing in root planet axis by bearing spacer interval, ring gear is socketed on the outside of planet carrier and is fixedly connected with casing through screw, and planet wheel engages with the internal tooth of sun gear and ring gear simultaneously.
Further, described input shaft is provided with oil sealing, oil sealing is arranged on input shaft and casing joint in casing.
Again further, be supported with ball top through bearing in described planet carrier, described ball apical axis is to the end pushed against in sun gear.
After taking above technological scheme, beneficial effect of the present invention is:
In planet carrier, be provided with the ball top pushing against sun gear, ball apical axis is to pushing against sun gear, and what can prevent sun gear volume axial float from sun gear can be avoided to be connected with connecting sleeve on the one hand loosens simultaneously; Ball top can apply precompression to input shaft on the other hand, and the filler oil sealing on input shaft is sealed better; Through bearing spacer interval between the two bearings in planet axis, avoid bearing play in planet axis.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: motor 1, the pump housing 2, input shaft 3, output shaft 4, sun gear 5, planet carrier 6, planet axis 7, planet wheel 8, ring gear 9, bearing 10, bearing spacer 11, connecting sleeve 12, oil sealing 13, casing 14.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described:
As shown in the figure, a kind of submersible pump special reduction gear, comprise motor 1, speed reducer and the pump housing 2, speed reducer be connected between motor and the pump housing, described speed reducer comprises casing 14, and be provided with input shaft 3, output shaft 4 and planetary gear speed reducing mechanism in casing 14, described input shaft 3 connects the output terminal of motor 1, described input shaft 3 is provided with filler oil sealing 13, and oil sealing 13 is arranged on input shaft 3 and casing 14 joint in casing 14.Output shaft 4 connects the input end of the pump housing 2, input shaft 3 is coaxial with output shaft 4 and be connected by planetary gear speed reducing mechanism, described planetary gear speed reducing mechanism comprises sun gear 5, planet carrier 6, planet axis 7, ring gear 9 and planet wheel 8, described sun gear 5 is fixedly connected with through connecting sleeve 12 one end with input shaft 3, the two ends of described planet carrier 6 are supported in casing 14 through bearing respectively, one end of planet carrier 6 is placed on the outside of connecting sleeve 12, the other end of planet carrier 6 is connected with output shaft 4 through screw thread, ball top 14 is supported with through bearing in described planet carrier 6, described ball top 14 axially pushes against the end in sun gear 5.Many planet axis 7 are distributed in planet carrier 6, and each planet axis 7 is supported with planet wheel 8 through plural bearing 10 respectively, with between the bearing 10 in root planet axis 7 by bearing spacer 11 interval; Ring gear 9 is socketed on the outside of planet carrier 6 and is fixedly connected with casing 14 through screw, and planet wheel 8 engages with the internal tooth of sun gear 5 and ring gear 9 simultaneously.
Claims (3)
1. a submersible pump special reduction gear, comprise motor, speed reducer and the pump housing, speed reducer be connected between motor and the pump housing, it is characterized in that, described speed reducer comprises casing, input shaft, output shaft and planetary gear speed reducing mechanism, described input shaft connects the output terminal of motor, output shaft connects the input end of the pump housing, described planetary gear speed reducing mechanism comprises sun gear, planet carrier, planet axis, ring gear and planet wheel, described sun gear is connected to one end of input shaft through connecting sleeve, the two ends of described planet carrier are supported in casing through bearing respectively, one end of planet carrier is socketed on the outside of connecting sleeve, the other end of planet carrier is connected with output shaft through screw thread, many planet axis are distributed in planet carrier, each planet axis is supported with planet wheel through plural bearing respectively, with between the bearing in root planet axis by bearing spacer interval, ring gear is socketed on the outside of planet carrier and is fixedly connected with casing through screw, and planet wheel engages with the internal tooth of sun gear and ring gear simultaneously.
2. a kind of submersible pump special reduction gear according to claim 1, is characterized in that, described input shaft is provided with oil sealing, and oil sealing is arranged on input shaft and casing joint in casing.
3. a kind of submersible pump special reduction gear according to claim 1 and 2, is characterized in that, be supported with ball top through bearing in described planet carrier, described ball apical axis is to the end pushed against in sun gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510787681.5A CN105276154A (en) | 2015-11-17 | 2015-11-17 | Speed reducer special for submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510787681.5A CN105276154A (en) | 2015-11-17 | 2015-11-17 | Speed reducer special for submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105276154A true CN105276154A (en) | 2016-01-27 |
Family
ID=55145697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510787681.5A Pending CN105276154A (en) | 2015-11-17 | 2015-11-17 | Speed reducer special for submerged pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105276154A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869706A (en) * | 2018-08-31 | 2018-11-23 | 沃德传动（天津）股份有限公司 | A kind of Air-Cooling Island is collided with the device of damage with convenient for assembly and anti-tooth shaft |
| CN110805683A (en) * | 2019-11-20 | 2020-02-18 | 宿州市祁南工贸有限责任公司 | Speed reducer with high conversion rate |
| WO2023000469A1 (en) * | 2021-07-23 | 2023-01-26 | 浙江乐蛙泵业有限公司 | Multi-stage submersible pump for wells that can change flow velocity of water |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1693710A (en) * | 2005-05-20 | 2005-11-09 | 合肥三益江海泵业有限公司 | Large diving electric pump |
| CN202251736U (en) * | 2011-10-26 | 2012-05-30 | 波顿（合肥）传动有限公司 | Planet speed reducer for horizontal tubular submersible pump |
| CN205136561U (en) * | 2015-11-17 | 2016-04-06 | 江苏瑞星减速机有限公司 | Special speed reducer of immersible pump |
-
2015
- 2015-11-17 CN CN201510787681.5A patent/CN105276154A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1693710A (en) * | 2005-05-20 | 2005-11-09 | 合肥三益江海泵业有限公司 | Large diving electric pump |
| CN202251736U (en) * | 2011-10-26 | 2012-05-30 | 波顿（合肥）传动有限公司 | Planet speed reducer for horizontal tubular submersible pump |
| CN205136561U (en) * | 2015-11-17 | 2016-04-06 | 江苏瑞星减速机有限公司 | Special speed reducer of immersible pump |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869706A (en) * | 2018-08-31 | 2018-11-23 | 沃德传动（天津）股份有限公司 | A kind of Air-Cooling Island is collided with the device of damage with convenient for assembly and anti-tooth shaft |
| CN110805683A (en) * | 2019-11-20 | 2020-02-18 | 宿州市祁南工贸有限责任公司 | Speed reducer with high conversion rate |
| WO2023000469A1 (en) * | 2021-07-23 | 2023-01-26 | 浙江乐蛙泵业有限公司 | Multi-stage submersible pump for wells that can change flow velocity of water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160127 |
|
| WD01 | Invention patent application deemed withdrawn after publication |