CN211456908U - Planetary gear motor device - Google Patents
Planetary gear motor device Download PDFInfo
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- CN211456908U CN211456908U CN201921496344.0U CN201921496344U CN211456908U CN 211456908 U CN211456908 U CN 211456908U CN 201921496344 U CN201921496344 U CN 201921496344U CN 211456908 U CN211456908 U CN 211456908U
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- planetary gear
- winding
- motor
- gear
- power generation
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Abstract
The utility model relates to a combination device of a planetary gear and a motor, in particular to a planetary gear motor device, which comprises a motor and a planetary gear, wherein the motor comprises an inner power generation winding, an outer power generation winding, an excitation magnet, a fan and a shell; the planetary gear comprises a sun gear, a double-stage planetary gear, a planet carrier and a gear ring; the inner power generation winding is connected with the sun gear through a main shaft; the outer power generation winding is connected with the gear ring; the excitation magnet is connected with the planet carrier, and the other end of the excitation magnet is connected with the planet carrier through a concentric double bearing; the fan is connected with the other end of the sun wheel main shaft through the double bearings; the shell is provided with small air holes. The utility model provides a two kinds of compound mode of planetary gear and motor utilize the winding and the excitation winding of the fixed motor of planetary gear, let it take place the displacement to this provides power output, simple structure, reasonable in design, convenient to popularize and use.
Description
Technical Field
The utility model relates to a composite set of planetary gear and motor, in particular to planetary gear motor device.
Background
Planetary gears are used in a number of technical fields, in particular in the field of electrical machines. Planetary gear mechanisms of automatic transmissions can be divided into four types: the single-row Ravigneaux planetary gear used in the present invention is characterized in that the single-row double-stage planetary gear mechanism has three basic elements, namely a sun gear, a ring gear and a planet carrier. Two groups of planet gears, namely primary planet gear teeth and secondary planet gears, are arranged between the sun gear and the toothed ring, and the shafts of the planet gears are fixed on the planet carrier. The primary planet wheel is externally meshed with the sun wheel and is externally meshed with the secondary planet wheel. And the secondary planet wheel is internally meshed with the gear ring.
The gear transmission has the characteristics of stable and reliable transmission, high efficiency, long service life, compact structure, wide transmission speed and power range and the like. The planetary gear is used for the variable speed mostly, the utility model provides a winding and excitation winding one end for fixed motor let its device that takes place the displacement.
SUMMERY OF THE UTILITY MODEL
The above-mentioned is not enough among the prior art, the utility model provides a planetary gear motor device, its simple structure, convenient popularization.
A planetary gear motor device comprises a motor and a planetary gear, wherein the motor comprises an inner power generation winding, an outer power generation winding, an excitation magnet, a fan and a shell; the planetary gear comprises a sun gear, a double-stage planetary gear, a planet carrier and a gear ring; the inner power generation winding is connected with the sun gear through a main shaft; the outer power generation winding is connected with the gear ring; the excitation magnet is connected with the planet carrier, and the other end of the excitation magnet is connected with the planet carrier through a concentric double bearing; the fan is connected with the other end of the sun wheel main shaft through the double bearings; the shell is provided with small air holes.
1. Preferably, the stator winding and the stator core are connected with the gear ring through a core penetrating rod; the planet carrier is connected with the middle layer through the center penetrating rod, and the excitation magnet is connected with the middle layer into a whole through double bearings.
Preferably, the middle layer comprises an inner layer and an outer layer, the inner layer is a magnetic field provided by the permanent magnet, and the outer layer is a rotor winding.
Preferably, the excitation magnet is one of an excitation winding or a permanent magnet.
Preferably, the fan is a centrifugal fan.
Preferably, the wind direction of the fan is aligned with the small air hole.
The utility model has the advantages that:
the utility model provides a two kinds of compound mode of planetary gear and motor utilize the winding of the fixed motor of planetary gear and excitation winding, let it take place the displacement to this provides power output. The utility model discloses simple structure, reasonable in design, convenient to popularize and use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of a motor according to a first embodiment of the present invention;
fig. 3 is a cross-sectional view of a motor according to a second embodiment of the present invention;
1-sun gear, 2-planet carrier, 3-double stage planetary gear, 4-penetrating rod, 5-gear ring, 6-main shaft, 7, concentric duplex bearing, 8-fan and 9-motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention easier to be clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
The first embodiment is as follows:
as shown in fig. 1 and 2, a planetary gear motor device includes a motor 9 and a single-row two-stage planetary gear, where the motor 9 includes an inner power generation winding, an outer power generation winding, an excitation winding or a permanent magnet, a centrifugal fan, and a casing; the single-row double-stage planetary gear comprises a sun gear 1, a planet carrier 2, a double-stage planetary gear 3, a core penetrating rod 4, a gear ring 5, a main shaft 6 and a concentric double bearing 7; the inner power generation winding is connected with the sun gear 1 through the main shaft 6; the outer generating winding is connected with the gear ring 5; the excitation winding or the permanent magnet is connected with the planet wheel carrier 2 through a piercing rod, and the other end of the excitation winding or the permanent magnet is connected with the double concentric double bearings 7 through the piercing rod; the centrifugal fan is connected with the other end of the main shaft of the sun gear 1 through the main shaft 6, and wind power generated by the centrifugal fan is blown to the motor 9 through the small air holes in the shell, so that the motor 9 is cooled.
In this embodiment, the inner ring and the outer ring of the motor 9 are respectively an inner power generation winding and an outer power generation winding, the middle layer of the motor 9 provides magnetic force, when power is input to the sun gear 1 to rotate clockwise, the sun gear must provide an acting force for the first-stage planetary gear to rotate counterclockwise, when the first-stage planetary gear rotates counterclockwise, the sun gear must provide an acting force for the second-stage planetary gear, and after the second-stage planetary gear is stressed, the second-stage planetary gear must rotate clockwise around the planetary shaft. The clockwise rotation of the secondary planet gear teeth must impart a force on the ring gear, but the shell of the ring gear 5 is stationary, so the ring gear teeth must impart a reaction force on the secondary planet gears. Under the action of the reaction force of the gear ring, the secondary planet wheel can only rotate clockwise and revolve anticlockwise along the gear ring, the planet wheel shaft must drive the planet carrier 2 to rotate anticlockwise to output torque to provide power for the planet carrier 2, so that the permanent magnet rotates, the inner power generation winding and the outer power generation winding displace and cut a magnetic induction line, and the inner power generation winding and the outer power generation winding generate power simultaneously and provide power output simultaneously.
Example two:
as shown in fig. 1 and 3, a planetary gear motor device includes a motor 9 and a single-row two-stage planetary gear, the motor 9 includes an inner power generation winding, an outer power generation winding, a middle layer, a permanent magnet, an excitation winding, a centrifugal fan and a casing; the single-row double-stage planetary gear comprises a sun gear 1, a planet carrier 2, a double-stage planetary gear 3, a core penetrating rod 4, a gear ring 5, a main shaft 6 and a concentric double bearing 7; the inner power generation winding is connected with the sun gear 1 through the main shaft 6; the outer power generation winding is connected with the gear ring 5 through a core penetrating rod; the middle layer is connected with the planet wheel carrier 2 and comprises an inner layer and an outer layer, the inner layer is a rotating magnetic field provided by the permanent magnet for the inner power generation winding, and the outer layer is an excitation winding and an iron core; the wind power generated by the centrifugal fan connected with the other end of the main shaft of the sun wheel 1 through the main shaft is blown to the motor 9 through the small air holes on the shell, so that the motor 9 is cooled.
In the embodiment, the electricity generated by the inner layer of the middle layer and the inner generating winding of the motor 9 is provided for the exciting winding of the outer layer of the middle layer; the generated magnetic induction line cuts an outer electric winding to generate electricity, when power is input to the sun gear 1 to rotate clockwise, the sun gear teeth must provide acting force for the primary planetary gear teeth to rotate the primary planetary gear anticlockwise, when the primary planetary gear rotates anticlockwise, the gear teeth must provide acting force for the secondary planetary gear, and the secondary planetary gear must rotate clockwise around the planetary shaft after being stressed. The clockwise rotation of the secondary planet gear teeth must impart a force on the ring gear, but the shell of the ring gear 5 is stationary, so the ring gear teeth must impart a reaction force on the secondary planet gears. Under the effect of ring gear reaction force, along ring gear anticlockwise revolution when can only clockwise rotation, the planet wheel axle must drive planet carrier 2 anticlockwise rotation and output torque provides power for planet carrier 2 frame, makes the inlayer permanent magnet in intermediate level rotate, and interior generation winding takes place the displacement and cuts the magnetic induction line: the generated power is supplied to the excitation winding on the outer layer of the middle layer, and at the moment, the outer power generation winding and the excitation winding are displaced and cut the magnetic induction line, so that power is generated.
The utility model discloses utilize the winding of the fixed motor of planetary gear and excitation winding, let it take place the displacement to this provides power output. The utility model discloses simple structure, reasonable in design, convenient to popularize and use.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A planetary gear motor device comprises a motor and a planetary gear, and is characterized in that the motor comprises an inner power generation winding, an outer power generation winding, an excitation magnet, a fan and a shell; the planetary gear comprises a sun gear, a double-stage planetary gear, a planet carrier and a gear ring; the inner power generation winding is connected with the sun gear through a main shaft; the outer power generation winding is connected with the gear ring; the excitation magnet is connected with the planet carrier, and the other end of the excitation magnet is connected with the planet carrier through a concentric double bearing; the fan is connected with the other end of the sun wheel main shaft through the double bearings; the shell is provided with small air holes.
2. A planetary gear motor apparatus as claimed in claim 1, wherein: the stator winding and the stator core are connected with the gear ring through a core penetrating rod; the planet carrier is connected with the middle layer through the center penetrating rod, and the excitation magnet is connected with the middle layer into a whole through double bearings.
3. A planetary gear motor apparatus as claimed in claim 2, wherein: the middle layer comprises an inner layer and an outer layer, the inner layer is a magnetic field provided by the permanent magnet, and the outer layer is a rotor winding.
4. A planetary gear motor apparatus as claimed in claim 1, wherein: the excitation magnet is one of an excitation winding or a permanent magnet.
5. A planetary gear motor apparatus as claimed in claim 1, wherein: the fan is a centrifugal fan.
6. A planetary gear motor apparatus as claimed in claim 1, wherein: the wind direction of the fan is aligned with the small air hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496344.0U CN211456908U (en) | 2019-09-10 | 2019-09-10 | Planetary gear motor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496344.0U CN211456908U (en) | 2019-09-10 | 2019-09-10 | Planetary gear motor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211456908U true CN211456908U (en) | 2020-09-08 |
Family
ID=72301761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921496344.0U Active CN211456908U (en) | 2019-09-10 | 2019-09-10 | Planetary gear motor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211456908U (en) |
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2019
- 2019-09-10 CN CN201921496344.0U patent/CN211456908U/en active Active
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