CN114928198A

CN114928198A - Motor with bidirectional output shaft

Info

Publication number: CN114928198A
Application number: CN202210519493.4A
Authority: CN
Inventors: 不公告发明人
Original assignee: Hangzhou Hengrui Electric Technology Co ltd
Current assignee: Hangzhou Hengrui Electric Technology Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-08-19

Abstract

The invention discloses a motor with a bidirectional output shaft, which comprises a machine body, a cooling and noise-reducing device and a heat-radiating device, wherein one end of the machine body and one end of the heat-radiating device are movably installed. According to the invention, the temperature of the machine body is detected in real time by the temperature detection piece, the air cooler is started when the temperature detection piece detects that the temperature reaches a rated value, hot air in the heat conduction ring can be blown out through the air outlet by flowing cold air, so that heat generated in the machine body can be taken away uniformly and quickly, whether the machine body needs to dissipate heat at the moment is judged by the temperature detection piece, unnecessary loss of output power of the motor caused by continuous work of the air cooler is avoided, the energy utilization rate of the motor is improved, the machine body can be cooled by cooling liquid in the cooling pipe, the temperature of the motor in work is in a normal range through heat dissipation of the air cooler and the cooling liquid, and the noise of the motor can be absorbed by the inorganic foam sound-absorbing material and the polyurethane foam sound-absorbing material, so that the vibration and the noise of the motor are greatly reduced.

Description

Motor with bidirectional output shaft

Technical Field

The invention relates to the technical field of motors, in particular to a motor with a bidirectional output shaft.

Background

The motor generally includes a stator and a rotor, wherein the stator includes a stator core and a stator coil, the motor is manufactured by using the principle that an acting force (ampere force) of a power conducting wire in a magnetic field is applied, the motor is mainly used for generating driving torque and is used as a power source of electrical appliances or various machines, the motor is divided into a direct current motor and an alternating current motor according to the types of working power supplies, the direct current motor is divided into a brushless direct current motor and a brushed direct current motor according to the structure and the working principle, the motor of a bidirectional output shaft can simultaneously work the left side and the right side of the motor without gear conversion equipment, and the motor is convenient to be installed in a narrow space for operation.

In the prior art, for example, Chinese patent numbers are: CN113949189A, "a motor", according to the motor of the embodiment of the present invention, a stator core is enclosed to form a rotating channel, a mounting groove is disposed on a side wall of the rotating channel, and a stator coil is mounted in the mounting groove; arranging an insulation structure between the stator core and the stator coil according to the corona initial voltage correction coefficient; calculating a corona initial voltage correction coefficient according to an exponential function rule satisfied by the corona initial voltage correction coefficient and an altitude difference between a motor installation site and an experiment site, and determining an insulation structure according to the corona initial voltage correction coefficient; compared with the blind increase of the thickness of the insulation structure, the insulation structure can be prevented from being too thick, and further the motor is prevented from being overheated.

However, when the existing motor is used, it is found that the fan blades of the existing motor are usually directly fixed on the output shaft, and the output shaft drives the fan blades to rotate to dissipate heat when rotating, but when the temperature of the motor is low and heat dissipation is not needed, the fan blades still rotate along with the output shaft, so that unnecessary loss is generated in the output power of the motor, and the conversion efficiency of electric energy is reduced; meanwhile, the existing motor only adopts the rotating fan blades to cool the motor, the fan blades have poor heat dissipation effect, the motor cannot be well cooled, the internal temperature of the motor is easily too high and the motor cannot be damaged, and the existing equipment needs to be improved aiming at the problems.

We therefore propose a motor with a bi-directional output shaft in order to solve the problems set out above.

Disclosure of Invention

The invention aims to provide a motor with a bidirectional output shaft, which aims to solve the problems that the fan blades of the existing motor provided by the background technology are usually directly fixed on the output shaft, the output shaft drives the fan blades to rotate to dissipate heat when rotating, but the fan blades still rotate along with the output shaft when the temperature of the motor is low and heat dissipation is not needed, so that the output power of the motor generates unnecessary loss, and the conversion efficiency of electric energy is reduced; meanwhile, the existing motor only adopts the rotating fan blades to carry out heat dissipation and cooling on the motor, the fan blades can achieve poor heat dissipation effect, the motor cannot be well cooled, and damage to the internal temperature of the motor is easily caused, the temperature of the motor body is detected in real time by the temperature detection piece, when the temperature is detected by the temperature detection piece to reach a rated value, the air cooler is started, the flowing cold air can blow hot air in the heat conduction ring outwards through the air outlet, the heat generated in the motor body is conveniently and uniformly and quickly taken away, whether the motor body needs to be cooled at the moment is judged by the temperature detection piece, unnecessary loss of the output power of the motor caused by continuous work of the air cooler is avoided, the energy utilization rate of the motor is improved, the cooling liquid in the cooling pipe can carry out cooling on the motor body, and the temperature of the motor in the working process of heat dissipation of the air cooler and the cooling liquid is in a normal range, the inorganic foam sound-absorbing material and the polyurethane foam sound-absorbing material can absorb the noise of the motor, thereby greatly reducing the vibration and the noise of the motor.

In order to achieve the purpose, the invention provides the following technical scheme: a motor with a bidirectional output shaft comprises a machine body, a cooling and noise reducing device and a heat radiating device, wherein one end of the machine body is movably installed with one end of the heat radiating device, the outer wall of the machine body is movably connected with one end of the cooling and noise reducing device, the heat radiating device comprises a reinforcing cover, an air cooler, a wind gathering pipe, a wind dredging pipe and a controller, one end of the reinforcing cover is provided with a through hole, one end of the controller is fixedly installed with the inner wall of the reinforcing cover, the other end of the controller is fixedly connected with one side of the air cooler, one side of the wind gathering pipe is movably connected with one side of the air cooler, the other side of the wind gathering pipe is fixedly communicated with one side of the wind dredging pipe, the outer side of the wind dredging pipe is uniformly and fixedly communicated with a plurality of air guide pipes, two temperature detecting pieces are symmetrically and fixedly connected with two ends of the air cooler, and one side of the temperature detecting pieces is provided with a connecting pipe, the utility model discloses a cooling and noise reduction device, including outer shell, cooling component and base, the one end of connecting pipe and the one end fixed connection of controller, the cooling is fallen the device of making an uproar and is included outer shell, cooling component and base, the cavity has been seted up in one side run through of outer shell, the both ends of cavity and cooling component's outer wall fixed connection, cooling component includes heat conduction circle, income water end, water outlet end and back flow, the outer wall symmetry fixedly connected with cooling tube of heat conduction circle, the inboard of income water end and the one end fixed mounting of heat conduction circle, the inboard of water outlet end and the other end fixed mounting of heat conduction circle, the both ends symmetry fixed intercommunication of income water end has two oral siphon, the both ends symmetry fixed intercommunication of water outlet end has two outlet pipes, the one end of back flow and the one end fixed intercommunication of cooling tube, the other end of back flow and the inboard fixed intercommunication of water outlet end.

Preferably, one end of the cooling pipe is fixedly communicated with the inner side of the water inlet end, and two ends of the heat conduction ring are fixedly installed with two ends of the outer wrapping shell.

Preferably, the even fixedly connected with a plurality of gas outlet of one side of heat conduction circle, the even fixedly connected with a plurality of air inlet of opposite side of heat conduction circle, a plurality of radiating grooves have evenly been seted up to the outer wall of heat conduction circle.

Preferably, the holding tank has been seted up to the both ends symmetry of cavity, the inner wall of holding tank is provided with sound absorbing layer one, one side of sound absorbing layer one is provided with sound absorbing layer two, the bottom of outer envelope and the top fixed mounting of base.

Preferably, the machine body comprises a shell, a bearing, an output shaft and an end cover, wherein two ends of the shell are symmetrically and fixedly connected with conical convex shells, and one ends of the conical convex shells are movably connected with the outer walls of the bearing.

Preferably, the inner wall of the bearing is movably connected with one end of the output shaft, a rotor is arranged inside the shell, and a stator winding is arranged on the outer wall of the rotor.

Preferably, stator cores are symmetrically arranged on two sides of the stator winding, the number of the end covers is two, and the inner sides of the two end covers and two ends of the rotor are movably mounted.

Preferably, one end of the air inlet is fixedly communicated with one end of the air guide pipe, and one end of the reinforcing cover is fixedly installed on one side of the outer envelope.

Compared with the prior art, the invention has the beneficial effects that:

1. through the arrangement of the temperature detection piece and the air cooler, the temperature detection piece can detect the temperature of one end of the machine body in real time, when the temperature detection piece detects that the temperature reaches a rated value, the temperature is high, the controller controls the air cooler to start, the flowing cold air can blow out hot air in the heat conduction ring outwards through the air outlet, heat generated in the machine body can be taken away uniformly and quickly, the temperature of the machine body is detected in real time by the temperature detection piece, whether the machine body needs to dissipate heat at the moment is judged, unnecessary loss of output power of the motor caused by continuous starting work of the air cooler is avoided, and the energy utilization rate of the motor is improved;

2. by arranging the cooling assembly, the cooling liquid in the cooling pipe can cool the machine body, and then flows back to external cooling equipment through the return pipe and the water outlet pipe, so that the cooling liquid can be recycled;

3. through the setting of sound absorbing layer one and sound absorbing layer two, the material of sound absorbing layer one and sound absorbing layer two is inorganic foam sound absorbing material and polyurethane foam sound absorbing material respectively, and inorganic foam sound absorbing material and polyurethane foam sound absorbing material can absorb the noise of motor to reduce motor vibration and noise by a wide margin, make things convenient for the use of motor.

Drawings

FIG. 1 is a perspective view of a motor having a bi-directional output shaft in accordance with the present invention;

FIG. 2 is a schematic diagram of a rear side structure of a motor with a bidirectional output shaft according to the present invention;

FIG. 3 is a schematic bottom view of a motor with a bi-directional output shaft according to the present invention;

FIG. 4 is a schematic view of the internal structure of a machine body of a motor with a bidirectional output shaft according to the present invention;

FIG. 5 is a schematic structural diagram of a cooling assembly of a motor with a bi-directional output shaft according to the present invention;

FIG. 6 is a side cross-sectional view of a cooling assembly of a motor having a bi-directional output shaft in accordance with the present invention;

FIG. 7 is a schematic top view of a cooling assembly of a motor with a bi-directional output shaft according to the present invention;

FIG. 8 is an enlarged detail at A of FIG. 7 of a motor having a bi-directional output shaft in accordance with the present invention;

fig. 9 is a sectional view of a heat dissipating device of a motor having a bidirectional output shaft according to the present invention:

1. a body; 2. a cooling and noise reducing device; 3. a heat sink; 11. a conical convex shell; 12. a bearing; 13. an output shaft; 14. a housing; 15. a rotor; 16. a stator winding; 17. a stator core; 18. an end cap; 21. an outer envelope; 22. a cooling assembly; 23. a first sound absorption layer; 24. a second sound absorption layer; 25. accommodating a tank; 26. a cavity; 27. a base; 221. a heat conducting ring; 222. an air outlet; 223. a heat sink; 224. an air inlet; 225. a water inlet end; 226. a water inlet pipe; 227. a water outlet end; 228. a water outlet pipe; 229. a cooling tube; 2210. a return pipe; 31. a reinforcement cage; 32. a through hole; 33. a controller; 34. a connecting pipe; 35. an air cooler; 36. a temperature detection member; 37. a wind gathering pipe; 38. a ventilation pipe; 39. an air duct.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a motor with a bidirectional output shaft comprises a machine body 1, a cooling and noise reducing device 2 and a heat radiating device 3, wherein one end of the machine body 1 is movably installed with one end of the heat radiating device 3, the outer wall of the machine body 1 is movably connected with one end of the cooling and noise reducing device 2, the heat radiating device 3 comprises a reinforcing cover 31, an air cooler 35, an air gathering pipe 37, an air dredging pipe 38 and a controller 33, one end of the reinforcing cover 31 is provided with a through hole 32, one end of the controller 33 is fixedly installed with the inner wall of the reinforcing cover 31, the other end of the controller 33 is fixedly connected with one side of the air cooler 35, one side of the air gathering pipe 37 is movably connected with one side of the air cooler 35, the other side of the air gathering pipe 37 is fixedly communicated with one side of the air dredging pipe 38, the outer side of the air dredging pipe 38 is uniformly and fixedly communicated with a plurality of air guide pipes 39, two ends of the air cooler 35 are symmetrically and fixedly connected with two temperature detecting pieces 36, one side of the temperature detecting pieces 36 is provided with a connecting pipe 34, one end of the connecting pipe 34 is fixedly connected with one end of the controller 33, the temperature detecting part 36 can detect the temperature of one end of the machine body 1 in real time, when the temperature detecting part 36 detects that the temperature reaches a rated value, the temperature is high temperature, at the moment, the temperature detecting part 36 transmits a high temperature signal to the controller 33, the controller 33 controls the start of the air cooler 35, the cooling and noise reducing device 2 comprises an outer casing 21, a cooling component 22 and a base 27, one side of the outer casing 21 is penetrated and provided with a cavity 26, two ends of the cavity 26 are fixedly connected with the outer wall of the cooling component 22, the cooling component 22 comprises a heat conducting ring 221, a water inlet end 225, a water outlet end 227 and a return pipe 2210, the outer wall of the heat conducting ring 221 is symmetrically and fixedly connected with a cooling pipe 229, the inner side of the water inlet end 225 is fixedly installed with one end of the heat conducting ring 221, the inner side of the water outlet end 227 is fixedly installed with the other end of the heat conducting ring 221, two ends of the water inlet end 225 are symmetrically and fixedly communicated with two water inlet pipes 226, two ends of the water outlet end 227 are symmetrically and fixedly communicated with two water outlet pipes 228, one end of the return pipe 2210 is fixedly communicated with one end of the cooling pipe 229, the other end of the return pipe 2210 is fixedly connected with the inner side of the water outlet end 227, when the motor works, the cooling liquid can be conveyed into the cooling pipe 229 through the two water inlet pipes 226, the cooling liquid in the cooling pipe 229 can cool the machine body 1, and then the cooling liquid flows back to external cooling equipment through the return pipe 2210 and the water outlet pipes 228, so that the cooling liquid can be recycled.

As shown in fig. 5-8, one end of the cooling tube 229 is fixedly communicated with the inner side of the water inlet 225, two ends of the heat conducting ring 221 are fixedly installed with two ends of the outer casing 21, the cooling liquid in the cooling tube 229 can cool the machine body 1, and the cooling liquid flows back to the external cooling device through the return tube 2210 and the water outlet tube 228, so that the cooling liquid can be recycled.

As shown in fig. 5 to 8, one side of the heat conduction ring 221 is uniformly and fixedly connected with a plurality of air outlets 222, the other side of the heat conduction ring 221 is uniformly and fixedly connected with a plurality of air inlets 224, the outer wall of the heat conduction ring 221 is uniformly provided with a plurality of heat dissipation grooves 223, and heat generated in the housing 14 reaches the heat conduction ring 221 through the heat dissipation grooves 223, so that the heat dissipation of the motor is facilitated.

As shown in fig. 5 to 8, the two ends of the cavity 26 are symmetrically provided with receiving grooves 25, the inner wall of the receiving groove 25 is provided with a first sound absorbing layer 23, one side of the first sound absorbing layer 23 is provided with a second sound absorbing layer 24, the bottom of the outer casing 21 and the top of the base 27 are fixedly mounted, the first sound absorbing layer 23 and the second sound absorbing layer 24 are made of inorganic foam sound absorbing materials and polyurethane foam sound absorbing materials, and the inorganic foam sound absorbing materials and the polyurethane foam sound absorbing materials can absorb noise of the motor.

As shown in fig. 1-3, the machine body 1 includes a housing 14, a bearing 12, an output shaft 13 and an end cover 18, the two ends of the housing 14 are symmetrically and fixedly connected with conical convex shells 11, one end of each conical convex shell 11 is movably connected with the outer wall of the bearing 12, and the bearing 12 plays a role in reducing friction force between the output shaft 13 and the conical convex shells 11, so as to prevent the output shaft 13 and the conical convex shells 11 from being damaged.

As shown in fig. 1-3, the machine body 1 includes a housing 14, a bearing 12, an output shaft 13 and an end cover 18, the two ends of the housing 14 are symmetrically and fixedly connected with conical convex shells 11, one end of each conical convex shell 11 is movably connected with the outer wall of the bearing 12, the two ends of the motor are both provided with the output shafts 13, and the motor is designed to be a bidirectional output shaft 13, so that work can be done on the left side and the right side of the motor at the same time, and the work efficiency is improved.

As shown in fig. 1-3, two stator cores 17 are symmetrically disposed on two sides of the stator winding 16, the number of the end caps 18 is two, the inner sides of the two end caps 18 are movably mounted with two ends of the rotor 15, the stator cores 17 enclose a rotating channel, and the rotor 15 is disposed in the rotating channel.

As shown in fig. 5 to 9, one end of the air inlet 224 is fixedly communicated with one end of the air duct 39, one end of the reinforcing cover 31 is fixedly installed with one side of the outer casing 21, the air cooler 35 blows out cold air, the cold air reaches the air dispersing pipe 38 after being gathered by the air gathering pipe 37 on one side, and finally is blown into the heat conducting ring 221 through the air ducts 39 and the air inlet 224, and the flowing cold air can blow out hot air in the heat conducting ring 221 through the air outlet 222.

The using method and the working principle of the device are as follows: when the motor is used, the output shafts 13 at two ends of the motor body 1 rotate through the rotor 15, the stator winding 16, the stator iron core 17 and other components, the bearing 12 at one end of the conical convex shell 11 plays a role in reducing friction force between the output shafts 13 and the conical convex shell 11, damage to the output shafts 13 and the conical convex shell 11 is avoided, the output shafts 13 are arranged at two ends of the motor, the motor is designed to be a bidirectional output shaft 13, work can be simultaneously performed on the left side and the right side of the motor, work efficiency is improved, a large amount of heat can be generated when the motor body 1 works, so that the temperature of the outer wall of the motor body 1 is increased, the inner wall of the heat conduction ring 221 is connected with the shell 14, and therefore the heat generated by the motor body 1 reaches the heat conduction ring 221 through the shell 14; the heat dissipation device 3 is additionally arranged at one end of the machine body 1, the controller 33 in the heat dissipation device 3 can control the air cooler 35 at one side, meanwhile, the temperature detection pieces 36 at two ends of the air cooler 35 can detect the temperature at one end of the machine body 1 in real time, when the temperature detection pieces 36 detect that the temperature reaches a rated value, the temperature is high temperature, at the moment, the temperature detection pieces 36 transmit high temperature signals to the controller 33, the controller 33 controls the air cooler 35 to start, the air cooler 35 blows out cold air, the cold air reaches the air dispersing pipe 38 after being concentrated by the air concentrating pipe 37 at one side, and finally is blown into the heat conduction ring 221 through the plurality of air guide pipes 39 and the air inlets 224, hot air in the heat conduction ring 221 can be blown out through the air outlet 222 by flowing cold air, so that heat generated in the machine body 1 can be uniformly and rapidly taken away, meanwhile, when the temperature detection pieces 36 do not detect high temperature signals after the temperature of the machine body 1 is reduced, the controller 33 controls the air cooler 35 to stop working, the temperature detection piece 36 is used for detecting the temperature of the machine body 1 in real time, so that whether the machine body 1 needs to dissipate heat at the moment is judged, the air cooler 35 is started to dissipate heat when the temperature reaches a rated value, and the air cooler 35 is in a stop state when the temperature does not reach the rated value, so that unnecessary loss of output power of the motor caused by continuous starting work of the air cooler 35 is avoided, and the energy utilization rate of the motor is improved; by adding the cooling assembly 22 between the inner wall of the outer cladding 21 and the outer shell 14, when the motor works, the cooling liquid can be conveyed into the cooling pipe 229 through the two water inlet pipes 226, the cooling liquid in the cooling pipe 229 can cool the machine body 1, and the cooling liquid flows back to external cooling equipment through the return pipe 2210 and the water outlet pipe 228, so that the cooling liquid can be recycled, the heat dissipation effect on the motor can be improved through the heat dissipation of the air cooler 35 of the heat dissipation device 3 and the heat dissipation of the cooling liquid of the cooling assembly 22, the temperature of the motor during working is in a normal range, the damage of the motor due to overhigh temperature is avoided, and the service life of the motor is prolonged; the inner wall of the outer cladding shell 21 is additionally provided with the first sound absorption layer 23 and the second sound absorption layer 24, the first sound absorption layer 23 and the second sound absorption layer 24 are made of inorganic foam sound absorption materials and polyurethane foam sound absorption materials respectively, and the inorganic foam sound absorption materials and the polyurethane foam sound absorption materials can absorb noise of the motor, so that vibration and noise of the motor are greatly reduced, and the motor is convenient to use.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof.

Claims

1. The motor with the bidirectional output shaft is characterized by comprising a machine body (1), a cooling and noise reducing device (2) and a heat radiating device (3), wherein one end of the machine body (1) is movably mounted with one end of the heat radiating device (3), the outer wall of the machine body (1) is movably connected with one end of the cooling and noise reducing device (2), the heat radiating device (3) comprises a reinforcing cover (31), an air cooler (35), an air gathering pipe (37), an air dispersing pipe (38) and a controller (33), a through hole (32) is formed in one end of the reinforcing cover (31), one end of the controller (33) is fixedly mounted with the inner wall of the reinforcing cover (31), the other end of the controller (33) is fixedly connected with one side of the air cooler (35), one side of the air gathering pipe (37) is movably connected with one side of the air cooler (35), the other side of the air gathering pipe (37) is fixedly communicated with one side of the air dispersing pipe (38), the outer side of the air dispersing pipe (38) is uniformly and fixedly communicated with a plurality of air guide pipes (39), two ends of the air cooler (35) are symmetrically and fixedly connected with two temperature detection pieces (36), one side of each temperature detection piece (36) is provided with a connecting pipe (34), one end of each connecting pipe (34) is fixedly connected with one end of the controller (33), the cooling and noise reduction device (2) comprises an outer casing (21), a cooling assembly (22) and a base (27), one side of the outer casing (21) is penetrated and provided with a cavity (26), two ends of the cavity (26) are fixedly connected with the outer wall of the cooling assembly (22), the cooling assembly (22) comprises a heat conduction ring (221), a water inlet end (225), a water outlet end (227) and a return pipe (2210), the outer wall of the heat conduction ring (221) is symmetrically and fixedly connected with a cooling pipe (229), the inner side of the water inlet end (225) is fixedly installed with one end of the heat conduction ring (221), the inner side of the water outlet end (227) is fixedly mounted with the other end of the heat conduction ring (221), two water inlet pipes (226) are symmetrically and fixedly communicated with two ends of the water inlet end (225), two water outlet pipes (228) are symmetrically and fixedly communicated with two ends of the water outlet end (227), one end of the return pipe (2210) is fixedly communicated with one end of the cooling pipe (229), and the other end of the return pipe (2210) is fixedly communicated with the inner side of the water outlet end (227).

2. The electric motor with a bi-directional output shaft of claim 1, wherein: one end of the cooling pipe (229) is fixedly communicated with the inner side of the water inlet end (225), and two ends of the heat conducting ring (221) are fixedly installed with two ends of the outer casing (21).

3. The electric motor with a bi-directional output shaft of claim 1, wherein: the even fixedly connected with a plurality of gas outlet (222) of one side of heat conduction circle (221), the even fixedly connected with a plurality of air inlet (224) of the opposite side of heat conduction circle (221), a plurality of radiating grooves (223) have evenly been seted up to the outer wall of heat conduction circle (221).

4. The electric motor with a bi-directional output shaft of claim 1, wherein: holding tank (25) have been seted up to the both ends symmetry of cavity (26), the inner wall of holding tank (25) is provided with sound absorbing layer one (23), one side of sound absorbing layer one (23) is provided with sound absorbing layer two (24), the bottom of outer covering (21) and the top fixed mounting of base (27).

5. The electric machine with bidirectional output shaft of claim 1, characterized in that: the engine body (1) comprises a shell (14), a bearing (12), an output shaft (13) and an end cover (18), wherein conical convex shells (11) are symmetrically and fixedly connected to two ends of the shell (14), and one ends of the conical convex shells (11) are movably connected with the outer wall of the bearing (12).

6. The electric machine with bidirectional output shafts of claim 5, wherein: the inner wall of the bearing (12) is movably connected with one end of the output shaft (13), a rotor (15) is arranged inside the shell (14), and a stator winding (16) is arranged on the outer wall of the rotor (15).

7. The electric machine with bidirectional output shafts of claim 6, wherein: stator cores (17) are symmetrically arranged on two sides of the stator winding (16), the number of the end covers (18) is two, and the inner sides of the end covers (18) and two ends of the rotor (15) are movably mounted.

8. A motor having a bi-directional output shaft as set forth in claim 3, wherein: one end of the air inlet (224) is fixedly communicated with one end of the air guide pipe (39), and one end of the reinforcing cover (31) is fixedly installed on one side of the outer casing (21).