CN201260107Y - Planetary motor - Google Patents

Abstract

The utility model relates to the technical field of motors, in particular to a planetary motor, which comprises a stator shell, a rotating shaft, a rotor, a circular commutator and a brush support, wherein the rotor is positioned in the stator shell and sleeved on the rotating shaft; a planetary gear mechanism is arranged in the stator shell, the planetary gear mechanism comprises a large gear ring and a plurality of star gears, and rotating shafts of the motors are fixedly connected with the star gears; the utility model discloses a rotor adopts a plurality of motors, cooperates planetary gear mechanism simultaneously, and each motor during operation makes the rotor rotatory by planetary gear mechanism, can improve the rotational speed of rotor and improve the torsion of axis of rotation, can become engine system with other generator equipment, can reach the effect that work efficiency is higher and the energy can be saved in industrial production, transportation field.

Description

planetary motor

Technical field:

The utility model relates to the technical field of motors, in particular to a planetary motor.

Background technique:

In daily life and production practice, electric motors are needed in many fields, and there are a wide variety of electric motors. When the motor works, the rotor rotates to provide power for external equipment. Most of the existing electric motors are driven by electric and magnetic conversion to drive the rotor to rotate. The rotational speed of the rotor is greatly limited, so the torque provided to the external equipment is also limited; when these electric motors are applied to the automobile engine system, the efficiency is very low , can not meet the needs of practice; and in order to obtain greater driving force, the motor with larger power is generally used, which also increases the energy consumption correspondingly. In order to respond to the country's call for energy saving and emission reduction and to improve the working efficiency of the electric motor, the applicant has made great improvements on the basis of the existing electric motor.

Utility model content:

The purpose of the utility model is to provide a planetary motor for the deficiencies of the prior art, which can provide a larger rotational speed and a larger torque, has higher working efficiency and has the advantages of saving energy.

In order to achieve the above object, the utility model adopts the following technical solutions:

It includes a stator casing, a rotating shaft, a rotor, a circular commutator, and a brush bracket. The rotor is located in the stator casing and sleeved on the rotating shaft. The rotor includes a front rotor bracket, a rear rotor bracket, and multiple motors. The motors are parallel to the The rotating shaft is installed between the front and rear rotor brackets; a planetary gear mechanism is installed in the stator housing, and the planetary gear mechanism includes a large ring gear and a plurality of star gears, and the rotating shaft of the motor is fixedly connected with the star gears.

The circular commutator has three separate concentric copper rings, and the copper rings have wiring ports respectively.

The brush bracket has three separate concentric copper rings corresponding to the circular commutator, the copper rings respectively have a power interface, and the copper rings of the brush bracket and the copper rings of the circular commutator are clamped respectively. Multiple carbon brushes are provided.

The beneficial effect of the utility model is that the rotor adopts a plurality of motors, and cooperates with the planetary gear mechanism at the same time. When each motor is working, the planetary gear mechanism makes the rotor rotate, which can increase the speed of the rotor and the torque of the rotating shaft, and can be used with other generators. Assembled into an engine system, it can achieve higher work efficiency and save energy in the fields of industrial production and transportation.

Description of drawings:

Fig. 1 is a schematic diagram of the internal structure of the utility model

Fig. 2 is the schematic diagram of the planetary gear mechanism of the present utility model

Fig. 3 is the schematic diagram of the circular commutator of the present utility model

Fig. 4 is the back schematic diagram of the circular commutator of the present utility model

Fig. 5 is the schematic diagram of the brush holder of the present utility model

Fig. 6 is a schematic diagram of the back side of the brush holder of the present invention

Detailed ways:

Below in conjunction with accompanying drawing, the utility model is further described.

See accompanying drawing 1-6, the utility model comprises: stator shell 1, rotating shaft 2, rotor, circular commutator 13, electric brush support 14, front cover 5, rear inner Cover 6, rear outer cover 7, the first bearing 8 is installed on the front cover 5, the second bearing 9 is installed on the rear inner cover 6, the rotating shaft 2 passes on the first bearing 8, the second bearing 9, the rotating shaft 2 The output end of the motor is located outside the stator housing 1; the rotor is located in the stator housing 1, between the front cover 5 and the rear inner cover 6, and is sleeved on the rotating shaft 2. The rotor includes a front rotor bracket 10, a rear rotor bracket 11, a plurality of The motor 3 is parallel to the rotating shaft 2 and installed between the front and rear rotor brackets 10 and 11; a planetary gear mechanism is installed in the stator housing 1, and the planetary gear mechanism includes a large ring gear and a plurality of star gears 4, as shown in the figure As shown in , the inner side of the stator housing 1 is formed with teeth to form a large ring gear, and the rotating shaft of the motor 3 is fixedly connected with the star gear 4 .

The working principle of the utility model is that the rotor adopts more than two motors 3, and when each motor 3 is working, the rotating shaft of the motor 3 rotates, thereby driving the star gear 4 to rotate, so that the rotating force is concentrated to the rotating shaft 2, generating more than 2 times In addition, under the influence of each motor 3's own gravity, the motor 3 produces a large inertia when it runs at a high speed. Therefore, when the speed is increased, the output torque of the rotating shaft 2 is also improved.

After the utility model is assembled with a small fuel generator, it can become an engine system, which can be used in the fields of industrial production and transportation, and can achieve the effect of high work efficiency and energy saving; for example, when it is applied to a truck, multiple The electric motor of the utility model forms a large planetary motor mechanism, which can increase the power of the engine and meet the requirements of strong climbing ability and large load.

The circular commutator 13 has three separate concentric copper rings 12, and the copper rings 12 respectively have connection ports 20; the brush holder 14 has three separate concentric copper rings corresponding to the circular commutator 13 The concentric copper rings 19, the copper rings 19 respectively have a power interface 21, and a plurality of carbon brushes 18 are sandwiched between the copper rings 19 of the brush holder 14 and the copper rings 12 of the circular commutator 13; Junction box 15 is also installed, and power line 16 is connected to the power supply interface 21 of brush support 14, and the power line 17 of motor 3 is connected to the wiring port 20 on the circular commutator 13; The circular commutator of the present utility model 13. The brush bracket 14 adopts the above-mentioned structure, and when the rotor rotates, it can ensure the circuit to be in good contact and ensure the stability of the motor.

The utility model has the advantages of high working efficiency and energy saving.

Of course, the above-described embodiments are only preferred examples of the present utility model, and are not intended to limit the scope of implementation of the present utility model, so all equivalents done according to the structure, features and principles described in the scope of patent application for the present utility model Changes or modifications should be included in the patent scope of the utility model.

Claims (3)

1. A planetary motor, which includes a stator housing (1), a rotating shaft (2), a rotor, a circular commutator (13), and a brush bracket (14). The rotor is located in the stator housing (1) and sleeved on On the rotating shaft (2), it is characterized in that: the rotor includes a front rotor support (10), a rear rotor support (11), and a plurality of motors (3), and the motors are parallel to the rotating shaft (2) and installed on the front and rear rotor supports (10,11); a planetary gear mechanism is installed in the stator housing (1), and the planetary gear mechanism includes a large ring gear, a plurality of star gears (4), and the rotating shaft of the motor (3) is connected to the star gear (4 ) fixed connection. 2. The planetary motor according to claim 1, characterized in that: the circular commutator (13) has three separate concentric copper rings (12), and the copper rings (12) respectively have connection ports (20). 3. The planetary motor according to claim 2, characterized in that: the brush bracket (14) has three separate concentric copper rings (19) corresponding to the circular commutator (13), The copper rings (19) have power interfaces (21) respectively, and a plurality of carbon brushes (18) are sandwiched between the copper rings (19) of the brush holder (14) and the copper rings of the circular commutator (13). .

Images