CN210958048U - Brushless motor's radiator unit - Google Patents
Brushless motor's radiator unit Download PDFInfo
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- CN210958048U CN210958048U CN201922375293.2U CN201922375293U CN210958048U CN 210958048 U CN210958048 U CN 210958048U CN 201922375293 U CN201922375293 U CN 201922375293U CN 210958048 U CN210958048 U CN 210958048U
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Abstract
The utility model discloses a brushless motor's radiator unit, including motor base, motor base's last fixed surface is connected with motor main part, motor main part's side fixedly connected with fixed screw, the air inlet bleeder vent has been seted up to motor main part left surface, the inner wall fixedly connected with filter screen of air inlet bleeder vent, motor main part's inner wall fixedly connected with pivot, the surface of pivot is provided with ball bearing. This brushless motor's radiator unit, through setting up air inlet bleeder vent and heat dissipation fan of blowing, be convenient for blow the air current in the outside entering motor main part to rotor and stator in, give inside rotor and stator radiating effect, through setting up the heat dissipation suction fan, can blow the heat dissipation fan blow the air current of coming after the heat contact that stator and rotor distributed out, the air current after the heating is absorbed away in the motor main part, discharge from the air-out bleeder vent, thereby reach and give the radiating effect of inside subassembly.
Description
Technical Field
The utility model relates to a motor heat dissipation technical field specifically is a brushless motor's radiator unit.
Background
The brushless direct current motor is composed of a motor main body and a driver, and is a typical electromechanical integration product. Because the brushless DC motor is operated in a self-control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under a heavy load under the condition of variable frequency speed regulation, and oscillation and step-out can not be generated when the load suddenly changes.
The brushless motor forms a magnetic field rotating around the geometric axis of the motor by changing the alternating frequency and the waveform of current waves input to a stator coil of the brushless motor, the magnetic field drives permanent magnet steel on a rotor to rotate, the motor rotates, the performance of the motor is related to factors such as the number of the magnet steel, the magnetic flux intensity of the magnet steel, the input voltage of the motor and the like, and the brushless motor has great relation with the control performance of the brushless motor.
The stator setting of current brushless motor is in the motor housing, and brushless motor during operation, stator and rotor can produce the heat, because the stator seals in the motor housing to the heat dispersion of casing is relatively poor, leads to the unable heat dissipation of stator, and along with brushless motor's operating time extension, the temperature in the motor housing is higher and higher, leads to brushless motor's performance decline and damage easily.
Therefore, the heat dissipation assembly of the brushless motor is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a brushless motor's radiator unit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a heat radiation component of a brushless motor comprises a motor base, wherein the upper surface of the motor base is fixedly connected with a motor main body, the side surface of the motor main body is fixedly connected with a fixing screw, the left side surface of the motor main body is provided with an air inlet and an air vent, the inner wall of the air inlet and air vent is fixedly connected with a filter screen, the inner wall of the motor main body is fixedly connected with a rotating shaft, the surface of the rotating shaft is provided with a ball bearing, the surface of the rotating shaft is fixedly connected with a heat-dissipating blowing fan on the right side of the ball bearing, the surface of the rotating shaft is positioned at the right side of the heat-dissipating blowing fan and is respectively sleeved with a first rotor and a second rotor, a heat radiation suction fan is fixedly connected on the surface of the rotating shaft and positioned on the right side of the second rotor, an air outlet vent hole is arranged on the right side surface of the motor main body, the inner bottom wall of the motor main body is fixedly connected with a cooling fin, and the upper surface of the cooling fin is fixedly connected with a stator.
Preferably, the inner bottom wall of the motor body is located on the lower surface of the radiating fin and is provided with a plurality of radiating holes, and the plurality of radiating holes are uniformly formed in the lower surface of the radiating fin.
Preferably, the left and right sides fixedly connected with of motor main part is used for the fixed block of fixed screw fixing usefulness, the screw hole with fixed screw looks adaptation is all seted up to the upper surface of fixed block and motor base, the fixed screw passes through screw hole and motor base fixed connection.
Preferably, the number of the ball bearings is two, and the two ball bearings are respectively and fixedly connected to two ends of the rotating shaft.
Preferably, the heat dissipation blowing fan and the heat dissipation suction fan are made of carbon steel sheets, and the inner wall of the air outlet air hole is fixedly connected with a filter screen which is made of the same material as the filter screen.
Preferably, the motor main body shell is made of nodular cast iron, and graphene sheets for absorbing internal heat are embedded in the inner wall of the motor main body.
Advantageous effects
The utility model provides a brushless motor's radiator unit possesses following beneficial effect:
1. this brushless motor's radiator unit, through setting up the air inlet bleeder vent, can let outside air current get into inside the motor main part, blow the fan through setting up the heat dissipation, be convenient for blow the air current in the outside entering motor main part to rotor and stator in, give inside rotor and stator radiating effect, through setting up the heat dissipation suction fan, can blow the air current of coming through stator and rotor after the heat contact that distributes out to the fan that blows of heat dissipation, the air current after the heating is followed the motor main part and is sucked away, discharge from the air-out bleeder vent, thereby reach and give the radiating effect of inside component.
2. This brushless motor's radiator unit, through setting up ball bearing, make the pivot can be at the ball bearing internal rotation, through setting up the bearing, can let the heat dissipation fan of blowing and fan heat fan of breathing in rotate through the pivot, through setting up the fin, the heat that the stator bottom of being convenient for produced distributes away from the fin, through setting up the louvre, the heat after the fin heat absorption of being convenient for is arranged to the motor main part outside from the louvre, inlay through the motor inner shell and establish the heat absorption material, absorb the heat energy that the motor inner assembly produced, thereby reach the radiating effect of multiple mode for the motor.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
fig. 2 is a schematic view of the front view structure of the present invention.
In the figure: 1 motor base, 2 motor main parts, 3 set screw, 4 air inlet bleeder vents, 5 filter screens, 6 pivot, 7 ball bearing, 8 heat dissipation blower fan, 9 first rotor, 10 second rotor, 11 heat dissipation suction fan, 12 air-out bleeder vents, 13 fin, 14 stator, 15 louvres.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a brushless motor's radiator unit, including motor base 1, motor base 1's last fixed surface is connected with motor body 2, louvre 15 has been seted up to the lower surface that the inner bottom wall of motor body 2 is located fin 13, the quantity of louvre 15 is a plurality of, a plurality of louvres 15 evenly set up the lower surface at fin 13, motor body 2 shell material is nodular cast iron, motor body 2's inner wall inlays and is equipped with the graphite alkene piece that is used for absorbing inside heat, graphite alkene piece has the thermal effect of absorption.
Side fixedly connected with fixed screw 3 of motor main part 2, the left and right sides fixedly connected with of motor main part 2 is used for the fixed block of 3 fixed usefulness of fixed screw, the screw hole with 3 looks adaptations of fixed screw is all seted up to the upper surface of fixed block and motor base 1, fixed screw 3 passes through screw hole and motor base 1 fixed connection, air inlet bleeder vent 4 has been seted up to 2 left surfaces of motor main part, the inner wall fixedly connected with filter screen 5 of air inlet bleeder vent 4, the inner wall fixedly connected with pivot 6 of motor main part 2, the surface of pivot 6 is provided with ball bearing 7.
The surface of pivot 6 is located ball bearing 7's right side fixedly connected with heat dissipation fan 8 of blowing, the material of heat dissipation fan 8 of blowing and heat dissipation fan 11 is the carbon steel sheet, first rotor 9 and second rotor 10 have been cup jointed respectively on the right side that the surface of pivot 6 is located heat dissipation fan 8 of blowing, the right side fixedly connected with heat dissipation fan 11 that the surface of pivot 6 is located second rotor 10, air-out bleeder vent 12 has been seted up to motor body 2's right flank, the inner wall fixedly connected with of air-out bleeder vent 12 and filter screen 5 that the material is the same 5, inner diapire fixedly connected with fin 13 of motor body 2, the last fixed surface of fin 13 is connected with stator 14.
The working principle is as follows: when the heat dissipation assembly of the brushless motor is used, the left side surface and the right side surface of the motor main body 2 are provided with the air inlet vent hole 4 and the air outlet vent hole 12, then the rotating shaft 6 is respectively provided with the heat dissipation blower fan 8 and the heat dissipation suction fan 11, the rotating shaft 6 is rotated to simultaneously drive the heat dissipation blower fan 8 and the heat dissipation suction fan 11 to rotate through the operation of the motor main body 2, the heat dissipation blower fan 8 blows airflow for heat dissipation for the first rotor 9 and the second rotor 10 inside, the heat dissipation suction fan 11 rotates at the same time, hot airflow which is blown by the heat dissipation blower fan 8 and filtered and heated by the rotor and the stator 14 is sucked out, the bottom of the stator 14 is provided with the heat dissipation fins 13, the heat is absorbed by the heat dissipation fins 13 at the bottom of the stator 14, the heat is transmitted out through the heat dissipation holes 15 arranged on the inner wall of the motor main body 2, thereby reach multiple mode and give the radiating effect of this motor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a brushless motor's radiator unit, includes motor base (1), its characterized in that: the upper surface of the motor base (1) is fixedly connected with a motor main body (2), the side surface of the motor main body (2) is fixedly connected with a fixing screw (3), the left side surface of the motor main body (2) is provided with an air inlet vent hole (4), the inner wall of the air inlet vent hole (4) is fixedly connected with a filter screen (5), the inner wall of the motor main body (2) is fixedly connected with a rotating shaft (6), the surface of the rotating shaft (6) is provided with a ball bearing (7), the surface of the rotating shaft (6) is positioned on the right side of the ball bearing (7) and is fixedly connected with a heat dissipation blower fan (8), the surface of the rotating shaft (6) is positioned on the right side of the heat dissipation blower fan (8) and is respectively sleeved with a first rotor (9) and a second rotor (10), the surface of the rotating shaft (6) is positioned on the right, air outlet air holes (12) are formed in the right side face of the motor main body (2), cooling fins (13) are fixedly connected to the inner bottom wall of the motor main body (2), and stators (14) are fixedly connected to the upper surfaces of the cooling fins (13).
2. The heat dissipating assembly of a brushless motor according to claim 1, wherein: the inner bottom wall of the motor main body (2) is located on the lower surface of the radiating fin (13) and is provided with a plurality of radiating holes (15), and the plurality of radiating holes (15) are uniformly formed in the lower surface of the radiating fin (13).
3. The heat dissipating assembly of a brushless motor according to claim 1, wherein: the left and right sides fixedly connected with of motor main part (2) is used for fixed block of fixed usefulness of fixed screw (3), the screw hole with fixed screw (3) looks adaptation is all seted up to the upper surface of fixed block and motor base (1), fixed screw (3) are through screw hole and motor base (1) fixed connection.
4. The heat dissipating assembly of a brushless motor according to claim 1, wherein: the number of the ball bearings (7) is two, and the two ball bearings (7) are respectively and fixedly connected to two ends of the rotating shaft (6).
5. The heat dissipating assembly of a brushless motor according to claim 1, wherein: the heat dissipation blowing fan (8) and the heat dissipation suction fan (11) are made of carbon steel sheets, and the inner wall of the air outlet air hole (12) is fixedly connected with the filter screen (5) which is made of the same material as the filter screen (5).
6. The heat dissipating assembly of a brushless motor according to claim 1, wherein: the shell of the motor main body (2) is made of nodular cast iron, and graphene sheets used for absorbing internal heat are embedded in the inner wall of the motor main body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922375293.2U CN210958048U (en) | 2019-12-26 | 2019-12-26 | Brushless motor's radiator unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922375293.2U CN210958048U (en) | 2019-12-26 | 2019-12-26 | Brushless motor's radiator unit |
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| CN210958048U true CN210958048U (en) | 2020-07-07 |
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| CN201922375293.2U Active CN210958048U (en) | 2019-12-26 | 2019-12-26 | Brushless motor's radiator unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987843A (en) * | 2020-08-17 | 2020-11-24 | 淮南万泰电子股份有限公司 | High-efficiency composite iron core winding motor and use method thereof |
| CN112910181A (en) * | 2021-03-01 | 2021-06-04 | 江苏华频电子科技有限公司 | Brushless motor with high-efficient heat dissipation |
| CN113539627A (en) * | 2021-07-06 | 2021-10-22 | 苏州天铭磁业有限公司 | High-frequency variable-voltage high-inductance-value high-permeability ferrite core with high heat dissipation efficiency |
| CN113783346A (en) * | 2021-08-24 | 2021-12-10 | 芜湖德力电机有限公司 | Brushless DC motor heat radiation structure |
| WO2023004840A1 (en) * | 2021-07-29 | 2023-02-02 | 扬州仁智信息科技有限公司 | Constant-rotational speed heat dissipation motor for electric tool |
| CN113539627B (en) * | 2021-07-06 | 2024-06-21 | 苏州天铭磁业有限公司 | High-frequency transformation high-inductance value high-permeability ferrite core with high heat dissipation efficiency |
-
2019
- 2019-12-26 CN CN201922375293.2U patent/CN210958048U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987843A (en) * | 2020-08-17 | 2020-11-24 | 淮南万泰电子股份有限公司 | High-efficiency composite iron core winding motor and use method thereof |
| CN111987843B (en) * | 2020-08-17 | 2023-03-14 | 淮南万泰电子股份有限公司 | High-efficiency composite iron core winding motor and use method thereof |
| CN112910181A (en) * | 2021-03-01 | 2021-06-04 | 江苏华频电子科技有限公司 | Brushless motor with high-efficient heat dissipation |
| CN112910181B (en) * | 2021-03-01 | 2022-02-22 | 江苏华频电子科技有限公司 | Brushless motor with high-efficient heat dissipation |
| CN113539627A (en) * | 2021-07-06 | 2021-10-22 | 苏州天铭磁业有限公司 | High-frequency variable-voltage high-inductance-value high-permeability ferrite core with high heat dissipation efficiency |
| CN113539627B (en) * | 2021-07-06 | 2024-06-21 | 苏州天铭磁业有限公司 | High-frequency transformation high-inductance value high-permeability ferrite core with high heat dissipation efficiency |
| WO2023004840A1 (en) * | 2021-07-29 | 2023-02-02 | 扬州仁智信息科技有限公司 | Constant-rotational speed heat dissipation motor for electric tool |
| CN113783346A (en) * | 2021-08-24 | 2021-12-10 | 芜湖德力电机有限公司 | Brushless DC motor heat radiation structure |
| CN113783346B (en) * | 2021-08-24 | 2024-02-02 | 芜湖德力电机有限公司 | Brushless direct current motor heat radiation structure |
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