CN212831080U - Air-cooled electric roller - Google Patents
Air-cooled electric roller Download PDFInfo
- Publication number
- CN212831080U CN212831080U CN202021748884.6U CN202021748884U CN212831080U CN 212831080 U CN212831080 U CN 212831080U CN 202021748884 U CN202021748884 U CN 202021748884U CN 212831080 U CN212831080 U CN 212831080U
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- 230000009467 reduction Effects 0.000 claims abstract description 29
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 7
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to an air-cooled motorized pulley, include: the device comprises a roller, a motor, a planetary reduction gear assembly and a motor, wherein two ends of the roller are fixed shafts, one end shaft penetrates through a cable to supply power to the motor, the motor is a permanent magnet synchronous motor, and one end of the middle part of the roller is connected with the planetary reduction gear assembly to provide power for an outer pipe of the roller so as to enable the; the other end of the motor shaft is provided with the fan blades, so that strong wind cooling is provided for the motor and the roller, and the use performance is ensured; adopt planetary reduction gear assembly, can satisfy different transmission needs, let this motorized pulley torsion bigger, the cost is lower. The electric roller is provided with the fan blades at the end part of the motor, and oil cooling is replaced by air cooling, so that the damage of cooling oil leakage is eliminated.
Description
Technical Field
The utility model relates to an air-cooled motorized pulley belongs to the electromechanical device field.
Background
The existing electric roller adopts an oil cooling structure, has higher sealing requirement on the electric roller, and is easy to leak cooling oil in the working process of high-speed rotation to influence the environment; meanwhile, the existing electric roller adopts non-coaxial multi-stage gear transmission to realize speed reduction and torque increase, has huge diameter and cannot realize the miniaturization of the electric roller.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the technical problems that cooling oil of the electric roller is easy to leak and the size is large in the prior art are solved, and the air-cooled electric roller is provided.
The utility model provides a technical scheme that its technical problem adopted is:
an air-cooled electric roller is provided,
the method comprises the following steps:
the device comprises a roller, a support assembly and a control device, wherein one end of the roller is rotatably connected with an output shaft, the other end of the roller is rotatably connected with a cable shaft for penetrating a cable, a support assembly is arranged in the roller, and the support assembly is in relative static connection with the output shaft and the cable shaft;
the middle part of the motor is provided with a motor shaft which is rotationally connected with the support assembly, the support assembly comprises a motor shell, and the motor is fixedly connected to the cable shaft through the motor shell;
further comprising:
the fan blades are coaxially fixed on a motor shaft and are used for dissipating heat of the motor through rotation;
the transmission assembly is a planetary reduction gear set; the output end of the planetary reduction gear set comprises an input gear ring, the input gear ring is fixedly connected with the roller, a planetary gear at the input end of the planetary reduction gear set is in transmission connection with the input gear ring, a sun gear at the input end of the planetary reduction gear set is in transmission connection with a motor shaft, and the planetary gear is driven to rotate by the sun gear;
through the drive of the motor shaft, the planet wheel at the input end and the input gear ring at the output end rotate relatively, so that the roller rotates relative to the output shaft and the cable shaft.
As a further improvement of the present invention, the motor housing includes a motor rear cover, the motor shaft is rotatably connected to the motor rear cover, the middle portion of the motor rear cover is provided with an air chamber for accommodating the fan blade, the motor shaft passes through the motor rear cover to be connected to the fan blade, the front end of the motor rear cover is provided with an air chamber end cover, and the air chamber end cover covers the air chamber opening; the end of the cable shaft is secured to the plenum end cap.
As the utility model discloses a further improvement, motor housing still includes the stator, and the coaxial fixed connection of stator tip covers behind the motor, at another end connection motor protecgulum of stator, the motor shaft rotates to be connected and covers behind motor protecgulum, the motor.
As a further improvement, the equal ring array is provided with a plurality of wind-guiding openings that supply the cooling air flow to flow on lid, motor protecgulum and the plenum end cover behind the motor.
As a further improvement of the present invention, the planetary reduction gear set is a secondary planetary reduction gear set, wherein a primary sun gear of the primary planetary reduction gear set is coaxially connected to one end of the motor shaft, the primary planetary reduction gear set rotationally drives the primary planetary gear mount via the fixed axis rotation of the primary planetary gear array engaged with the primary sun gear, and the primary planetary gear mount is interconnected with a secondary sun gear of the secondary planetary reduction gear set; the secondary planet gear mounting base is connected to the output shaft, and the secondary planet gear fixedly connected to the secondary planet gear mounting base in a rotating mode is driven to rotate through the secondary sun gear to drive the input secondary gear ring to rotate; the input secondary gear ring synchronously drives the roller to rotate.
As a further improvement of the present invention, the first-stage planetary reduction gear set includes:
the input primary gear ring mounting seat is fixedly mounted on the inner wall of the input primary gear ring mounting seat, and the end part of the input primary gear ring mounting seat is coaxially and fixedly connected to the motor shell;
the primary planet wheel is meshed with the inner side of the input primary gear ring, and the primary planet wheel mounting seat is supported by the primary planet wheel and is placed in the middle of the input primary gear ring in a centering manner;
one end of the primary sun gear is coaxially connected to a motor shaft, and rotational power is input for primary solar energy through the motor shaft;
the secondary planetary gear mounting base is connected to the output shaft, and a plurality of secondary planetary gears are rotatably connected to the secondary planetary gear mounting base in an annular array manner;
the outer side of the secondary planetary gear mounting seat is fixedly connected with the input primary gear ring mounting seat through a plurality of connecting columns, so that the motor shell and the secondary planetary gear mounting seat are synchronously fixed;
an input secondary gear ring mounting seat is synchronously and fixedly connected in the roller, an input secondary gear ring is arranged in the input secondary gear ring mounting seat, and the input secondary gear ring is driven to rotate by the rotation of the planet wheels in the secondary planet wheel array.
As the utility model discloses a further improvement, the both ends of cylinder are connected with cable shaft end closing cap and output shaft end closing cap respectively, rotate between cable shaft end closing cap and the cable shaft to be connected, rotate between output shaft end closing cap and the output shaft to be connected.
As a further improvement, the output shaft end sealing cover includes a roller connecting ring a, the input second grade ring gear mount pad realizes through its outside and the inboard fixed connection of roller connecting ring a that the synchronous of input second grade ring gear and cylinder is fixed.
The utility model has the advantages that:
1. the utility model discloses a set up the fan blade at motor tip, replace oil cold through the forced air cooling, eliminated the possibility that the coolant oil leaked.
2. The utility model discloses a planetary gear reduction gears has reduced reduction gears's diameter, and then has realized the miniaturization of motorized pulley size.
3. The fan blades are independently arranged in the air chamber, so that the efficiency of fluid is improved, the condition of gas turbulence in the whole roller is reduced, and the influence of other components and part abrasion debris in the roller on the fan blades is reduced.
4. This equipment mainly uses stator core motor, and the structure is simple and easy.
5. The two-stage planetary reduction gear set can provide good torque output and is simple in structure.
6. The planetary gear set of the equipment has a simple structure, so that lubrication can be carried out only by lubricating grease, lubricating liquid is not needed, and the risk of oil leakage is avoided.
7. The planetary gear set transmission mechanism enables power density to be doubled, output torque to be doubled under the condition of the same diameter, and therefore the electric roller with the smaller diameter can be selected, and the size is reduced.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
in the figure: 1. a motor shaft; 2. a motor rotor stator assembly; 3. a motor front cover; 4. a motor rear cover; 5. a fan blade; 6. an air chamber end cover; 7. a cable shaft end sealing cover; 8. a cable shaft; 9. inputting a first-stage gear ring mounting seat; 10. a primary planet gear mounting base; 11. an output shaft; 12. inputting a secondary gear ring mounting seat; 13. an output shaft end sealing cover; 14. an O-shaped ring mounting ring; 15. a planet wheel mounting shaft A; 16. a secondary planet wheel; 17. a secondary sun gear; 18. a primary planet wheel; 19. a primary sun gear; 20. a planet wheel mounting shaft B; 21. inputting a first-stage gear ring; 22. and (3) a roller.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, the utility model relates to an air-cooled motorized pulley, its shell is cylinder 22, is fixed with cable shaft end closing cap 7 and output shaft end closing cap 13 respectively at the both ends of cylinder 22, wherein rotates through bearing and sealing washer on cable shaft end closing cap 7 and is connected with cable shaft 8, rotates through sealing washer and bearing in the position of output shaft end closing cap 13 and is connected with output shaft 11 (the position of output shaft reference numeral needs the adjustment), connects motor assembly and variable speed assembly between cable shaft 8 and the output shaft 11.
The motor assembly is a stator core servo motor, the motor comprises a motor rotor and stator assembly, the rotor is positioned at the center of the stator in a floating mode, a motor shaft 1 penetrates through the middle of the rotor, a motor rear cover 4 is fixedly connected to one axial end of the stator, the motor rear cover 4 is rotatably connected with the motor shaft 1 through a bearing, an air chamber is arranged in the motor rear cover 4, a fan blade 5 used for cooling the motor is arranged in the air chamber, the fan blade 5 is fixed to the end portion of the motor shaft 1 through a key groove matching structure, an air chamber end cover 6 with a hollow structure is fixed to the opening position of the air chamber of the motor rear cover 4 through a bolt, a connecting seat is arranged at the center of the air chamber end cover 6, and the end portion of a cable shaft 8 is fixedly connected to the air.
The speed change assembly is a secondary planetary speed reduction gear set, wherein the primary planetary speed reduction gear set comprises an input primary gear ring mounting seat 9, the interior of the input primary gear ring mounting seat 9 is of a hollow structure, a hollow motor front cover 3 is fixed at the end part of the input primary gear ring mounting seat 9, the input primary gear ring mounting seat 9 is fixed on the motor front cover 3 through bolts, the primary gear ring mounting seat 9 and the motor front cover 3 are coaxially fixed on the other side of the stator, and the motor shaft 1 is rotatably connected with the middle part of the motor front cover 3 through a bearing;
an input primary gear ring 21 is fixed on the inner side of the input primary gear ring mounting seat 9, three primary planet wheels 18 are meshed on the inner side of the input primary gear ring 21, the three primary planet wheels are fixedly connected to the primary planet gear mounting seat through a planet wheel mounting shaft B20, a primary sun wheel 19 is meshed at the centers of the three primary planet wheels, the primary sun wheel 19 is coaxially connected to the motor shaft 1 through a coupler, and the input primary gear ring 21, the primary planet wheels 18 and the primary sun wheel 19 are all positioned inside the input primary gear ring mounting seat 9;
the other side of the input primary gear ring mounting seat 9 is rotationally connected with a secondary planet gear mounting seat which is coaxially fixed with the output shaft through three groups of connecting columns, and the secondary planet gear mounting seat is rotationally connected with three groups of secondary planet gears 16 through a planet gear mounting shaft A15; an input secondary gear ring mounting seat 12 is coaxially connected to the output shaft end sealing cover, the outer ring of the secondary planetary gear mounting seat is in interactive sealing contact with the outer ring of the input secondary gear ring mounting seat 12 through an O-shaped ring on an O-shaped ring mounting ring 14, the input secondary gear ring mounting seat 12 is not in contact with the input primary gear ring mounting seat 9, an input secondary gear ring is fixedly connected to the inner side of the input secondary gear ring mounting seat 12, the outer rings of three groups of secondary planetary gears 16 are meshed with the input secondary gear ring, a secondary sun gear 16 is meshed in the middle of the three groups of secondary planetary gears 16, the secondary sun gear 16 is coaxially connected to the primary planetary gear mounting seat 10, a roller connecting ring A is arranged on the inner side of the output shaft end sealing cover, the input secondary gear ring mounting seat 12 is fixedly connected to the inner side of the roller connecting ring A through a bolt group, and the, also provided on the cable shaft end closure is a drum attachment ring B which is interference fitted to the inner wall of the drum 22.
When the motor is used, the cable shaft 8 and the output shaft 11 are fixed on a rack, the motor shaft 1 drives the fan blades 5 to rotate through the rotation of the motor, so that the heat dissipation of the motor is realized, meanwhile, the motor shaft 1 drives the primary sun gear 19 to rotate, the primary sun gear 19 drives the three groups of primary planet gears 18 on the inner side of the input primary gear ring 21 which is relatively static with the motor to rotate, the primary planet gears 18 revolve relative to the primary sun gear 19 through the meshing of the primary planet gears 18 and the input primary gear ring 21, so that the primary planet gear mounting seat 10 is driven to rotate, the primary planet gear mounting seat 10 rotates to coaxially drive the secondary sun gear 17 on the next stage to rotate, because the secondary planet gear mounting seat is fixed on the output shaft and cannot rotate, the secondary sun gear 17 realizes the rotation driving of the secondary input gear ring through the rotation of the secondary planet gears 16, when the secondary input, the input secondary gear ring mount drives the drum 22 to rotate synchronously.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. An air-cooled electric roller is provided,
the method comprises the following steps:
the device comprises a roller, a support assembly and a control device, wherein one end of the roller is rotatably connected with an output shaft, the other end of the roller is rotatably connected with a cable shaft for penetrating a cable, a support assembly is arranged in the roller, and the support assembly is in relative static connection with the output shaft and the cable shaft;
the middle part of the motor is provided with a motor shaft which is rotationally connected with the support assembly, the support assembly comprises a motor shell, and the motor is fixedly connected to the cable shaft through the motor shell;
the method is characterized in that:
further comprising:
the fan blades are coaxially fixed on a motor shaft and are used for dissipating heat of the motor through rotation;
the transmission assembly is a planetary reduction gear set; the output end of the planetary reduction gear set comprises an input gear ring, the input gear ring is fixedly connected with the roller, a planetary gear at the input end of the planetary reduction gear set is in transmission connection with the input gear ring, a sun gear at the input end of the planetary reduction gear set is in transmission connection with a motor shaft, and the planetary gear is driven to rotate by the sun gear;
through the drive of the motor shaft, the planet wheel at the input end and the input gear ring at the output end rotate relatively, so that the roller rotates relative to the output shaft and the cable shaft.
2. The air-cooled motorized pulley of claim 1, further comprising: the motor shell comprises a motor rear cover, a motor shaft is rotationally connected with the motor rear cover, an air chamber used for containing fan blades is arranged in the middle of the motor rear cover, the motor shaft penetrates through the motor rear cover to be connected with the fan blades, an air chamber end cover is arranged at the front end of the motor rear cover, and the air chamber end cover covers an opening of the air chamber; the end of the cable shaft is secured to the plenum end cap.
3. The air-cooled motorized pulley as set forth in claim 2, wherein: the motor shell further comprises a stator, the end part of the stator is coaxially and fixedly connected to the rear cover of the motor, the other end part of the stator is connected with the front cover of the motor, and the motor shaft is rotatably connected to the front cover of the motor and the rear cover of the motor.
4. An air-cooled motorized pulley as set forth in claim 3 in which: and a plurality of air guide openings for cooling airflow to flow are formed in an annular array on the motor rear cover, the motor front cover and the air chamber end cover.
5. The air-cooled motorized pulley of claim 1, further comprising: the planetary reduction gear set is a secondary planetary reduction gear set, wherein a primary sun gear of the primary planetary reduction gear set is coaxially connected to one end of a motor shaft, the primary planetary reduction gear set rotationally drives a primary planetary gear mounting seat through the fixed-axis rotation of a primary planetary gear array meshed with the primary sun gear, and the primary planetary gear mounting seat is mutually connected with a secondary sun gear of the secondary planetary reduction gear set; the secondary planet gear mounting base is connected to the output shaft, and the secondary planet gear fixedly connected to the secondary planet gear mounting base in a rotating mode is driven to rotate through the secondary sun gear to drive the input secondary gear ring to rotate; the input secondary gear ring synchronously drives the roller to rotate.
6. The air-cooled motorized pulley of claim 5, further comprising:
the first stage planetary reduction gear set includes:
the input primary gear ring mounting seat is fixedly mounted on the inner wall of the input primary gear ring mounting seat, and the end part of the input primary gear ring mounting seat is coaxially and fixedly connected to the motor shell;
the primary planet wheel is meshed with the inner side of the input primary gear ring, and the primary planet wheel mounting seat is supported by the primary planet wheel and is placed in the middle of the input primary gear ring in a centering manner;
one end of the primary sun gear is coaxially connected to a motor shaft, and rotational power is input for primary solar energy through the motor shaft;
the secondary planetary gear mounting base is connected to the output shaft, and a plurality of secondary planetary gears are rotatably connected to the secondary planetary gear mounting base in an annular array manner;
the outer side of the secondary planetary gear mounting seat is fixedly connected with the input primary gear ring mounting seat through a plurality of connecting columns, so that the motor shell and the secondary planetary gear mounting seat are synchronously fixed;
an input secondary gear ring mounting seat is synchronously and fixedly connected in the roller, an input secondary gear ring is arranged in the input secondary gear ring mounting seat, and the input secondary gear ring is driven to rotate by the rotation of the planet wheels in the secondary planet wheel array.
7. The air-cooled motorized pulley of claim 5, further comprising: the two ends of the roller are respectively connected with a cable shaft end sealing cover and an output shaft end sealing cover, the cable shaft end sealing cover is rotatably connected with the cable shaft, and the output shaft end sealing cover is rotatably connected with the output shaft.
8. The air-cooled motorized pulley of claim 6, further comprising: the output shaft end sealing cover comprises a roller connecting ring A, and the input secondary gear ring mounting seat is fixedly connected with the inner side of the roller connecting ring A through the outer side of the input secondary gear ring mounting seat to synchronously fix the input secondary gear ring and the roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021748884.6U CN212831080U (en) | 2020-08-20 | 2020-08-20 | Air-cooled electric roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021748884.6U CN212831080U (en) | 2020-08-20 | 2020-08-20 | Air-cooled electric roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212831080U true CN212831080U (en) | 2021-03-30 |
Family
ID=75137661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021748884.6U Active CN212831080U (en) | 2020-08-20 | 2020-08-20 | Air-cooled electric roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212831080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115848888A (en) * | 2023-03-03 | 2023-03-28 | 胜牌智能装备(无锡)股份有限公司 | Compact modular outer rotor planetary speed reduction electric roller |
-
2020
- 2020-08-20 CN CN202021748884.6U patent/CN212831080U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115848888A (en) * | 2023-03-03 | 2023-03-28 | 胜牌智能装备(无锡)股份有限公司 | Compact modular outer rotor planetary speed reduction electric roller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An air-cooled electric drum Effective date of registration: 20220818 Granted publication date: 20210330 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi Huishan branch Pledgor: Jiangsu Shengpai Technology Co.,Ltd. Registration number: Y2022320010473 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230529 Granted publication date: 20210330 Pledgee: Agricultural Bank of China Limited by Share Ltd. Wuxi Huishan branch Pledgor: Jiangsu Shengpai Technology Co.,Ltd. Registration number: Y2022320010473 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An air-cooled electric drum Granted publication date: 20210330 Pledgee: Bank of Jiangsu Limited by Share Ltd. Wuxi branch Pledgor: Jiangsu Shengpai Technology Co.,Ltd. Registration number: Y2024980007655 |