CN211296484U - Heat radiation structure of non-inductive motor controller - Google Patents
Heat radiation structure of non-inductive motor controller Download PDFInfo
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- CN211296484U CN211296484U CN201921944396.XU CN201921944396U CN211296484U CN 211296484 U CN211296484 U CN 211296484U CN 201921944396 U CN201921944396 U CN 201921944396U CN 211296484 U CN211296484 U CN 211296484U
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- accommodating cavity
- shell
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- air outlet
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Abstract
The utility model discloses a noninductive machine controller heat radiation structure, include: the motor comprises a motor shell, a rotor, a stator, a fan and a controller; the fan is mounted to the rotor; the rotor rotates relative to the stator; the motor shell is provided with a first accommodating cavity for accommodating the stator and a second accommodating cavity for accommodating the controller; the motor casing includes: the device comprises a first shell, a second shell and a cover body; the second housing is fixed to the first housing; the cover is fixed to the second housing; the first shell and the second shell jointly form a first accommodating cavity; the second shell and the cover body jointly form a second accommodating cavity; air inlets for air to enter the first accommodating cavity are formed at the bottoms of the first shell and the second shell; an air outlet for exhausting air in the second accommodating cavity is formed in the cavity wall of the second accommodating cavity. The heat dissipation structure of the non-inductive motor controller has a good heat dissipation effect.
Description
Technical Field
The utility model relates to a noninductive machine controller heat radiation structure.
Background
The controller is used for controlling the motor. The traditional controller is placed in a controller box, and then the controller box is installed on a motor shell, so that the installation steps are complex. The controller box has poor sealing and heat dissipation performance.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of prior art, the utility model provides a noninductive machine controller heat radiation structure, the controller radiating effect is good.
In order to achieve the above object, the utility model adopts the following technical scheme:
a heat dissipation structure of a non-inductive motor controller comprises: the motor comprises a motor shell, a rotor, a stator, a fan and a controller; the fan is mounted to the rotor; the rotor rotates relative to the stator; the motor shell is provided with a first accommodating cavity for accommodating the stator and a second accommodating cavity for accommodating the controller; the motor casing includes: the device comprises a first shell, a second shell and a cover body; the second housing is fixed to the first housing; the cover is fixed to the second housing; the first shell and the second shell jointly form a first accommodating cavity; the second shell and the cover body jointly form a second accommodating cavity; the first shell comprises a shielding cover part; the shielding cover part is provided with an air outlet groove; the notch of the air outlet groove is opened downwards; air inlets for air to enter the first accommodating cavity are formed at the bottoms of the first shell and the second shell; the first shell is provided with a first communication port which is communicated with the first accommodating cavity and the air outlet groove and used for allowing air in the first accommodating cavity to enter the air outlet groove; the second shell is provided with a second communicating port which is communicated with the first accommodating cavity and the second accommodating cavity and used for allowing air in the first accommodating cavity to enter the second accommodating cavity; an air outlet for discharging air in the second accommodating cavity is formed in the cavity wall of the second accommodating cavity; the air outlet is arranged at the bottom of the second accommodating cavity; the second communication port is positioned above the controller; the air outlet is positioned below the controller; the fan rotates to drive airflow to enter the first accommodating cavity from the air inlet; a part of air flow entering the first accommodating cavity enters the air outlet groove through the first communication port and is discharged from the notch of the air outlet groove; the other part of the airflow entering the first accommodating cavity enters the second accommodating cavity through the second communication port and is discharged from the air outlet.
Further, the first communication port and the second communication port have the same height.
Further, the first communication port and the second communication port are symmetrical with respect to the rotational axis of the rotor.
Further, the first communication port and the second communication port are located on both sides of the fan, respectively.
Further, the first chamber that holds is located between exhaust duct and the second chamber that holds.
Further, the second housing is fixed to the first housing by bolts.
Further, the cover is fixed to the second housing by bolts.
Further, the number of the air inlets formed in the first housing is greater than or equal to 2.
Further, the number of the air inlets formed by the second shell is more than or equal to 2.
Further, the number of the air inlets is 4.
The utility model discloses an useful part lies in that the controller radiating effect is good.
The controller is cooled by the airflow generated by the fan, and the cooling effect is good.
The second casing and the lid through the motor casing form the second and hold the chamber, and the controller can directly be placed in the second holds the intracavity, has simplified the step of installation.
The orientation of air outlet and air-out groove all opens downwards, prevents effectively that motor and controller from intaking.
Drawings
Fig. 1 is a front view of a heat dissipation structure of a non-inductive motor controller according to the present invention;
FIG. 2 is a bottom view of the structure of FIG. 1;
fig. 3 is a cross-sectional view of the structure of fig. 1.
The heat dissipation structure 100 of the sensorless motor controller comprises a motor shell 10, a first accommodating cavity 11, a second accommodating cavity 12, an air outlet 121, a first shell 13, a shielding cover portion 131, an air outlet groove 132, a first communicating hole 133, a second shell 14, a second communicating hole 141, a cover body 15, an air inlet 16, a rotor 20, a stator 30, a fan 40 and a controller 50.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, a heat dissipation structure 100 of a non-inductive motor controller includes: motor case 10, rotor 20, stator 30, fan 40, and controller 50. The fan 40 is mounted to the rotor 20. The rotor 20 rotates relative to the stator 30. The motor case 10 is formed with a first accommodation chamber 11 and a second accommodation chamber 12. The first accommodation chamber 11 accommodates the stator 30. The second accommodation chamber 12 accommodates the controller 50. The motor case 10 includes: a first case 13, a second case 14, and a cover 15. The second housing 14 is fixed to the first housing 13. The cover 15 is fixed to the second housing 14. The first housing 13 and the second housing 14 together form the first accommodation chamber 11. The second housing 14 and the cover 15 together form the second accommodation chamber 12. The first housing 13 includes a shutter portion 131. The shielding cover 131 is formed with an air outlet groove 132. The slot opening of the air outlet slot 132 is open downward. Specifically, the first accommodating chamber 11 is located between the air outlet duct 132 and the second accommodating chamber 12. The bottom of the first housing 13 and the bottom of the second housing 14 are formed with air inlets 16. The air inlet 16 supplies air into the first accommodating chamber 11. The first housing 13 is formed with a first communication port 133. The first communicating opening 133 communicates the first accommodating chamber 11 with the air outlet groove 132 to allow air in the first accommodating chamber 11 to enter the air outlet groove 132. The second housing 14 forms a second communication port 141. The second communication port 141 communicates the first accommodating chamber 11 and the second accommodating chamber 12, and allows air in the first accommodating chamber 11 to enter the second accommodating chamber 12. The wall of the second accommodating chamber 12 is formed with an air outlet 121. The air outlet 121 is used for discharging air in the second accommodating cavity 12. The air outlet 121 is disposed at the bottom of the second accommodating chamber 12. The second communication port 141 is located above the controller 50. The air outlet 121 is located below the controller 50. The fan 40 rotates to bring airflow from the intake vent 16 into the first receiving chamber 11. A part of the airflow entering the first accommodating chamber 11 enters the air outlet groove 132 through the first communication port 133 and is discharged from the opening of the air outlet groove 132. The other part of the airflow that enters the first accommodating chamber 11 enters the second accommodating chamber 12 through the second communication port 141 and is discharged from the air outlet 121.
The second housing 14 and the cover 15 of the motor casing 10 form a second accommodating cavity 12, and the controller can be directly placed in the second accommodating cavity without separately placing the controller into a controller box, and then the controller box is mounted and fixed on the motor casing, so that the mounting steps are simplified.
The second casing 14 forms the second intercommunication mouth 141, the bottom of second casing 14 is formed with air intake 16, when fan 40 rotates and drives the air current, the air can follow air intake 16 and get into first chamber 11 that holds, because the first chamber 11 and the second chamber 12 that holds of intercommunication of second intercommunication mouth 141 again, so get into first some air current that holds in the chamber 11 and can get into the second and hold in the chamber 12 through the second intercommunication mouth 141 in, and discharge from air outlet 121, in addition controller 50 is located the second and holds chamber 12, can give controller 50 well and dispel the heat.
In a specific embodiment, the first communication port 133 and the second communication port 141 have the same height. The first communication port 133 and the second communication port 141 are symmetrical with respect to the rotational axis of the rotor 20. The first communication port 133 and the second communication port 141 are located on both sides of the fan 40, respectively.
The air outlet 121 and the air outlet groove 132 are both open downwards, so that the induction-free motor and the controller 50 are effectively prevented from water inflow.
As a specific embodiment, the second housing 14 is fixed to the first housing 13 by bolts. The cover 15 is fixed to the second housing 14 by bolts.
In a specific embodiment, the number of the air inlets 16 formed in the first housing 13 is greater than or equal to 2. The number of the air inlets 16 formed in the second housing 14 is 2 or more. Specifically, the number of the air inlets 16 is 4.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (10)
1. A heat dissipation structure of a non-inductive motor controller comprises: the motor comprises a motor shell, a rotor, a stator, a fan and a controller; the fan is mounted to the rotor; the rotor rotates relative to the stator; the motor is characterized in that a first accommodating cavity for accommodating the stator and a second accommodating cavity for accommodating the controller are formed in the motor shell; the motor casing includes: the device comprises a first shell, a second shell and a cover body; the second housing is fixed to the first housing; the cover is fixed to the second housing; the first shell and the second shell jointly form the first accommodating cavity; the second shell and the cover jointly form the second accommodating cavity; the first housing includes a shutter portion; the shielding cover part is provided with an air outlet groove; the notch of the air outlet groove is opened downwards; air inlets for air to enter the first accommodating cavities are formed at the bottoms of the first shell and the second shell; the first shell is provided with a first communication port which is communicated with the first accommodating cavity and the air outlet groove and used for allowing air in the first accommodating cavity to enter the air outlet groove; the second shell is provided with a second communication port which is communicated with the first accommodating cavity and the second accommodating cavity and used for allowing air in the first accommodating cavity to enter the second accommodating cavity; an air outlet for exhausting air in the second accommodating cavity is formed in the cavity wall of the second accommodating cavity; the air outlet is arranged at the bottom of the second accommodating cavity; the second communication port is positioned above the controller; the air outlet is positioned below the controller; the fan rotates to drive airflow to enter the first accommodating cavity from the air inlet; a part of air flow entering the first accommodating cavity enters the air outlet groove through the first communication port and is discharged from the notch of the air outlet groove; and the other part of the airflow entering the first accommodating cavity enters the second accommodating cavity through the second communication port and is discharged from the air outlet.
2. The heat dissipation structure of a sensorless motor controller according to claim 1,
the first communication port and the second communication port have the same height.
3. The heat dissipation structure of a sensorless motor controller according to claim 2,
the first communication port and the second communication port are symmetrical with respect to a rotation axis of the rotor.
4. The heat dissipation structure of a sensorless motor controller according to claim 1,
the first communicating port and the second communicating port are respectively located on two sides of the fan.
5. The heat dissipation structure of a sensorless motor controller according to claim 4,
the first chamber that holds is located go out the tuber groove with the second holds between the chamber.
6. The heat dissipation structure of a sensorless motor controller according to claim 1,
the second housing is fixed to the first housing by bolts.
7. The heat dissipation structure of a sensorless motor controller according to claim 1,
the cover is fixed to the second housing by bolts.
8. The heat dissipation structure of a sensorless motor controller according to claim 1,
the number of the air inlets formed by the first shell is more than or equal to 2.
9. The heat dissipation structure of a sensorless motor controller according to claim 1,
the number of the air inlets formed by the second shell is more than or equal to 2.
10. The heat dissipation structure of a sensorless motor controller according to claim 1,
the number of the air inlets is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921944396.XU CN211296484U (en) | 2019-11-12 | 2019-11-12 | Heat radiation structure of non-inductive motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921944396.XU CN211296484U (en) | 2019-11-12 | 2019-11-12 | Heat radiation structure of non-inductive motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211296484U true CN211296484U (en) | 2020-08-18 |
Family
ID=72018626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921944396.XU Active CN211296484U (en) | 2019-11-12 | 2019-11-12 | Heat radiation structure of non-inductive motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211296484U (en) |
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2019
- 2019-11-12 CN CN201921944396.XU patent/CN211296484U/en active Active
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