CN215528802U - Pole-changing multi-speed motor - Google Patents

Abstract

The application relates to the field of motors, and specifically discloses a pole-changing multi-speed motor, including the motor body, the motor body is provided with first heat dissipation assembly outward, first heat dissipation assembly includes the fan, the fan set up in one side of motor body, the fan is used for right motor body surface bloies. The motor has the effect of effectively dissipating heat in the use process.

Description

Pole-changing multi-speed motor

Technical Field

The application relates to the technical field of motors, in particular to a pole-changing multi-speed motor.

Background

The pole-changing multi-speed motor is widely used in production and life due to good motion performance. The rotor of the pole-changing multi-speed motor has a rotation speed lower than that of the rotating magnetic field, and the rotor winding generates electromotive force and current due to relative motion between the rotor winding and the magnetic field and interacts with the magnetic field to generate electromagnetic torque to realize energy conversion.

When the existing pole-changing multi-speed motor is used, the motor usually works for hours or even longer time continuously, heat is dissipated only through the strip-shaped heat dissipation protrusions on the shell, the heat dissipation effect is poor, and the motor is easy to damage due to overheating under the continuous work.

SUMMERY OF THE UTILITY MODEL

In order to effectively dissipate heat during the use of the motor, the application provides a pole-changing multi-speed motor.

The application provides a pole-changing multispeed motor, including the motor body, motor body is provided with first radiator unit outward, first radiator unit includes the fan, the fan set up in one side of motor body, the fan is used for to the motor body surface bloies.

Through adopting above-mentioned technical scheme, the motor body can produce a large amount of heats at the in-process of work, starts the fan when motor work, and the fan is bloied to the surface of motor body for the gas velocity of flow of motor body surface, the motor body can be effectively dispelled the heat in the course of the work.

Optionally, the motor body overcoat is equipped with the closing cap cover, the fan set up in the closing cap covers, the closing cap covers and is provided with the exhaust vent has been seted up on the lateral wall of fan.

Through adopting above-mentioned technical scheme, the fan is through high-speed rotatory, with the outside air drainage advance the lid cover in, the exhaust vent is located the same lateral wall of lid cover with the fan for the air current can carry out abundant flow in the lid cover, blows the outside discharge of exhaust vent again behind the motor body, makes the motor body can fully dispel the heat.

Optionally, a dust cover is arranged on the sealing cover corresponding to the fan, and a dust screen is arranged in the dust cover.

Through adopting above-mentioned technical scheme, the setting of dust cover and dust screen has reduced impurity and dust etc. in the air, through the possibility in the fan gets into the housing.

Optionally, the dust screen is detachably connected to the dust cover.

Through adopting above-mentioned technical scheme, the dust screen can be dismantled with the dust cover and be connected, has made things convenient for operating personnel to change the dust screen regularly, makes the dust screen can play better filter effect.

Optionally, be provided with second radiator unit on the closing cap cover, second radiator unit is including the cooling tube that is used for the coolant liquid circulation, the cooling tube is located in the closing cap cover, the cooling tube with the outer wall of motor body contacts.

Through adopting above-mentioned technical scheme, the first radiator unit of second radiator unit cooperation dispels the heat to motor body jointly, and the coolant liquid flows in the cooling tube, and after the cooling tube contacted with motor body's outer wall, the heat that the coolant liquid produced motor body absorbed the heat, can dispel the heat to motor body better.

Optionally, the heat dissipation pipe is spirally wound on the outer wall of the motor body.

Through adopting above-mentioned technical scheme, be the cooling tube of heliciform setting, it is better to the radiating effect of motor body.

Optionally, a filling box and a recycling box are arranged outside the sealing cover, a suction pump is arranged on the filling box, a liquid inlet end of the suction pump is communicated with the filling box, one end of the radiating pipe is communicated with a liquid outlet end of the suction pump, and the other end of the radiating pipe is communicated with the recycling box.

Through adopting above-mentioned technical scheme, the suction pump starts, pumps the coolant liquid in the filling box to the cooling tube in, and the coolant liquid flows along the cooling tube under the effect of suction pump, dispels the heat to the motor body, and the coolant liquid after the use flows in the collection box, concentrates the recovery.

Optionally, a temperature sensor is arranged in the cover cap, a controller is arranged outside the cover cap, and the temperature sensor is linked with the controller to control the suction pump.

Through adopting above-mentioned technical scheme, when temperature sensor detected the temperature value that the temperature in the closing cap cover exceeded the permission, carried out signal transmission with the controller, the controller starts the suction pump, and the extraction coolant liquid dispels the heat to the motor body, has improved the holistic intelligent degree of device.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the motor body can generate a large amount of heat in the working process, the fan is started while the motor works, the fan blows air to the outer surface of the motor body, the air flow rate of the outer surface of the motor body is accelerated, and the motor body can effectively dissipate heat in the working process;

2. the second heat dissipation assembly is matched with the first heat dissipation assembly to dissipate heat of the motor body together, the cooling liquid flows in the heat dissipation tube, and after the heat dissipation tube is contacted with the outer wall of the motor body, the cooling liquid absorbs heat of heat generated by the motor body, so that the motor body can be better dissipated;

drawings

Fig. 1 is a schematic diagram for embodying the overall structure of the present embodiment.

Fig. 2 is a schematic diagram for embodying the structure of the first heat dissipation assembly.

Fig. 3 is a schematic diagram for embodying the structure of the second heat dissipation assembly.

Fig. 4 is a plan view for embodying the overall structure of the present embodiment.

Fig. 5 is a sectional view taken along the line a-a in fig. 4.

Description of reference numerals:

1. a motor body; 11. a rotating shaft; 2. a cap sealing cover; 21. an installation port; 22. an air outlet; 3. a first heat dissipation assembly; 31. a fan; 32. a dust cover; 321. an air inlet; 322. inserting grooves; 33. a dust screen; 4. a second heat dissipation assembly; 41. filling a tank; 411. a filling port; 42. a sealing cover; 43. a recycling bin; 44. a water outlet valve; 45. a suction pump; 46. a liquid inlet pipe; 47. a radiating pipe; 5. a base; 6. a temperature sensor; 7. and a controller.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a pole-changing multi-speed motor.

Referring to fig. 1 and 2, a pole-changing multi-speed motor includes a motor body 1, a cover cap 2 is sleeved outside the motor body 1, the shape of the cover cap 2 is matched with the motor body 1, the cover cap 2 is fixedly connected with the motor body 1, a space is left between the cover cap 2 and the motor body 1, a base 5 is fixedly connected outside the cover cap 2, and a first heat dissipation assembly 3 and a second heat dissipation assembly 4 for dissipating heat from the motor body 1 are arranged on the cover cap 2.

Referring to fig. 1 and 2, in the working process of the motor body 1, a large amount of heat is generated, and in the using process of the motor body 1, the first heat dissipation assembly 3 and the second heat dissipation assembly 4 dissipate heat of the motor body 1, so that the motor body 1 can be better dissipated, and the service life of the motor body 1 is prolonged.

Referring to fig. 2, the motor body 1 includes the rotating shaft 11, the first heat dissipation assembly 3 includes the fan 31, the mounting opening 21 corresponding to the fan 31 is provided on the side wall of the circumference far away from the cover 2, the fan 31 is provided in the mounting opening 21, the fan 31 is fixedly connected with the cover 2, the side wall of the mounting opening 21 provided on the cover 2 is provided with a plurality of air outlets 22, and the plurality of air outlets 22 are uniformly arranged along the circumference of the fan 31.

Referring to fig. 2, the fan 31 rotating at a high speed drains the outside air into the cap cover 2, and since the air outlet 22 and the fan 31 are disposed on the same side wall, the air flow blown into the cap cover 2 can flow sufficiently in the cap cover 2, and after being in sufficient contact with the surface of the motor body 1, the air flow is discharged from the air outlet 22, so that the motor body 1 can perform sufficient heat dissipation.

Referring to fig. 2, a dust cover 32 is covered on the enclosure cover 2 at a position corresponding to the fan 31, the dust cover 32 is fixedly connected with the enclosure cover 2, a plurality of air inlets 321 are uniformly formed in the dust cover 32, a dust screen 33 is detachably connected in the dust cover 32, the dust screen 33 is vertically arranged, an insertion groove 322 corresponding to the dust screen 33 is formed in the dust cover 32, and the dust screen 33 is inserted in the insertion groove 322.

Referring to fig. 2, the provision of the dust screen 33 reduces the possibility that impurities, dust, etc. in the air pass through the dust cover 32 into the cap housing 2, and reduces the possibility that the outer surface of the motor body 1 is rusted. Meanwhile, the dust screen 33 is detachably connected with the dust cover 32, so that operators can replace the dust screen 33 regularly, and the dust screen 33 can filter air better.

Referring to fig. 3-5, the second heat dissipating assembly 4 includes a heat dissipating pipe 47 for circulating a cooling liquid, the heat dissipating pipe 47 is spirally wound on an outer surface of the motor body 1, a filling tank 41 for storing the cooling liquid and a recycling tank 43 for recycling the cooling liquid are disposed outside the cover cap 2, the filling tank 41 and the recycling tank 43 are both fixedly connected to the cover cap 2, a filling port 411 is disposed on the filling tank 41, a sealing cap 42 is disposed at the filling port 411, the sealing cap 42 is in threaded connection with the filling tank 41, a suction pump 45 is disposed on the filling tank 41, a liquid inlet end of the suction pump 45 is communicated with the filling tank 41 through a liquid inlet pipe 46, one end of the heat dissipating pipe 47 is communicated with a liquid outlet end of the suction pump 45, the other end of the heat dissipating pipe 47 is communicated with the recycling tank 43, and a water outlet valve 44 is disposed on the recycling tank 43.

Referring to fig. 3 to 5, a temperature sensor 6 is fixedly connected to the inside of the cap cover 2, a controller 7 is fixedly connected to the outside of the cap cover 2, and the temperature sensor 6 and the controller 7 are linked to control the suction pump 45.

Referring to fig. 3 to 5, when the temperature sensor 6 detects that the temperature inside the cap cover 2 exceeds a predetermined temperature, a signal is transmitted between the temperature sensor 6 and the controller 7, the controller 7 activates the suction pump 45, the suction pump 45 sucks the coolant from the filling tank 41 through the liquid inlet pipe 46, the coolant flows into the heat radiation pipe 47, the heat radiation pipe 47 arranged in a spiral shape can be sufficiently contacted with the motor body 1 to cool the motor body 1 better, and the coolant after use flows into the recovery tank 43 to be recovered intensively.

The implementation principle of the embodiment of the application is as follows: when the motor body 1 is started, the fan 31 is started, and the fan 31 cools and dissipates heat to the motor body 1 by accelerating the gas flow velocity on the outer surface of the motor body 1. When the temperature sensor 6 detects that the temperature in the head cover 2 exceeds a predetermined temperature, the controller 7 activates the suction pump 45 to inject the coolant into the heat pipe 47, thereby more preferably dissipating the heat of the motor main body 1 more quickly.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A pole-changing multi-speed electric motor characterized by: the motor comprises a motor body (1), wherein a first heat dissipation assembly (3) is arranged outside the motor body (1), the first heat dissipation assembly (3) comprises a fan (31), the fan (31) is arranged on one side of the motor body (1), and the fan (31) is used for blowing air to the outer surface of the motor body (1).

2. A pole-changing, multi-speed electric motor as claimed in claim 1, wherein: motor body (1) overcoat is equipped with enclosure (2), fan (31) set up in on enclosure (2), be provided with on enclosure (2) exhaust vent (22) have been seted up on the lateral wall of fan (31).

3. A pole-changing, multi-speed electric motor as claimed in claim 2, wherein: the position that corresponds on enclosure (2) fan (31) is provided with dust cover (32), be provided with dust screen (33) in dust cover (32).

4. A pole-changing, multi-speed electric motor as claimed in claim 3, wherein: the dust screen (33) is detachably connected with the dust cover (32).

5. A pole-changing, multi-speed electric motor as claimed in claim 4, wherein: be provided with second radiator unit (4) on enclosure (2), second radiator unit (4) are including being used for cooling liquid circulating cooling tube (47), cooling tube (47) are located in enclosure (2), cooling tube (47) with the outer wall of motor body (1) contacts.

6. A pole-changing, multi-speed electric motor as claimed in claim 5, wherein: the radiating pipe (47) is spirally wound on the outer wall of the motor body (1).

7. A pole-changing, multi-speed electric motor as claimed in claim 6, wherein: be provided with filling case (41) and collection box (43) outward cover (2), it is provided with suction pump (45) to set up on filling case (41), the feed liquor end of suction pump (45) with filling case (41) are linked together, the one end of cooling tube (47) with the play liquid end of suction pump (45) communicates, the other end of cooling tube (47) with collection box (43) are linked together.

8. A pole-changing, multi-speed electric motor as claimed in claim 7, wherein: be provided with temperature sensor (6) in enclosure (2), enclosure (2) are provided with controller (7) outward, temperature sensor (6) and controller (7) link mutually in order to control suction pump (45).

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