CN218733694U - Heat radiation assembly of motor and motor comprising same - Google Patents
Heat radiation assembly of motor and motor comprising same Download PDFInfo
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- CN218733694U CN218733694U CN202222840803.0U CN202222840803U CN218733694U CN 218733694 U CN218733694 U CN 218733694U CN 202222840803 U CN202222840803 U CN 202222840803U CN 218733694 U CN218733694 U CN 218733694U
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Abstract
The utility model provides a heat dissipation assembly of a motor and a motor comprising the same, wherein the heat dissipation assembly comprises an outer heat dissipation part, an inner cover plate and a heat conducting part, and at least part of the outer heat dissipation part is arranged outside an end cover of the motor; the end cover of the motor is provided with a first through hole; the outer heat dissipation part is abutted with the inner cover plate through the first through hole, the inner cover plate is arranged inside the end cover of the motor, and the inner cover plate is covered on a circuit board of the motor; one end of the heat conducting piece is abutted to the circuit board of the motor, and the other end of the heat conducting piece is abutted to the inner cover plate. The components and parts on the circuit board of motor, long production a large amount of heats such as resistance chip and electric capacity, the heat transfer that the heat conduction spare produced on with the inside circuit board of motor gives the inner cover plate, the inner cover plate is with the heat transfer that the heat conduction spare transmitted to outer heat dissipation portion, the heat transfer that outer heat dissipation portion will come from the circuit board transmission is to air on every side, accomplish thermal transmission and scatter and disappear, reduced the temperature of the circuit board of circuit, improved the life-span of components and parts, thereby improve the life-span of motor.
Description
Technical Field
The utility model relates to a motor field, in particular to radiating component of motor and contain its motor.
Background
The direct current motor for the existing gas water heater converts electric energy into mechanical energy so as to drive various mechanical devices to operate, and in the using process of the motor, part of energy is dissipated in a coil in a heat mode, and the heat can cause the motor to generate heat. Meanwhile, electronic components on the PCB can generate a large amount of heat during working, because the integration level of the circuit board is high and the size is small, the heat generated on the circuit board can not be discharged out of the motor PCB in time, the components and the like are easily damaged, if the heat dissipation effect of the heat dissipation control board is poor, especially the components and the like on the PCB can not be used in a high-temperature environment for a long time, the working efficiency of the motor is influenced, and the service life of the motor circuit board is shortened.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to lack the defect that is connected to the outside heat radiation structure of motor and leads to the life-span of circuit board to shorten in order to overcome on the circuit board of prior art's motor, provide a radiator unit of motor and contain its motor.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
a heat dissipation assembly of a motor comprises an outer heat dissipation part, an inner cover plate and a heat conduction member, wherein the outer heat dissipation part is at least partially arranged on the outer side of an end cover of the motor; the end cover of the motor is provided with a first through hole; the outer heat dissipation part is abutted against the inner cover plate through the first through hole, the inner cover plate is arranged inside an end cover of the motor, and the inner cover plate is arranged on a circuit board of the motor in a covering mode; one end of the heat conducting piece is abutted to the circuit board of the motor, and the other end of the heat conducting piece is abutted to the inner cover plate.
In this scheme, components and parts on the circuit board of motor, long production a large amount of heats such as operating duration such as resistance chip and electric capacity, the heat transfer that the heat conduction spare produced on with the inside circuit board of motor gives the inner cover plate, the inner cover plate is with the heat transfer that the heat conduction spare transmitted to outer radiating part, the heat transfer that outer radiating part will come from the circuit board transmission is to air on every side, accomplish thermal transmission and scatter and disappear, the temperature of the circuit board of circuit has been reduced, the life-span of components and parts has been improved, thereby the life-span of circuit board and motor has been improved.
Preferably, the main shaft of the motor has a through hole, the end cover of the motor is provided with a second through hole at a position corresponding to the through hole, one end of the through hole is communicated with the second through hole, and the other end of the through hole is communicated with the impeller portion of the motor, so that the air flow flows from the outside of the end cover of the motor to the inside of the impeller portion of the motor.
In this scheme, the outer radiating part of motor with the heat transfer that produces on the circuit board to with the near air of the outer radiating part of motor, when the motor rotates, the atmospheric pressure of the interior air of impeller portion of motor is less, atmospheric pressure in the impeller portion is less than external atmospheric pressure, the outer air current of motor end cover can loop through second through-hole and through-hole, in flowing into the impeller of motor with the air from the outside of the end cover of motor, the heat in the outer radiating part scatters and disappears to the air has been taken away in the external air current flow, the heat scattering and disappearing on the outer radiating part has also been accelerated in the quick flow of the near air of outer radiating part simultaneously, and then the temperature of fast reduction circuit board, the life-span of motor has been improved.
Preferably, the outer heat dissipation portion includes a body portion and an end portion, one end of the body portion passes through the first through hole and abuts against one side of the inner cover plate close to the end cover of the motor, the other end of the body portion is connected to the end portion, and the end portion is located outside the end cover of the motor.
In this scheme, this somatic part passes first through-hole and is convenient for fix the end cover of the relative motor in outer heat dissipation portion, and the tip setting has increaseed the heat radiating area of outer heat dissipation portion in the outside of this somatic part, has improved the radiating efficiency of outer heat dissipation portion to the circuit board.
Preferably, the side of the body portion within the end cap of the motor has a through slot.
In this scheme, the through groove is provided to facilitate the installation of the end cover portion of the motor.
Preferably, the end part is provided with a heat dissipation member on the side far away from the motor end cover, one end of the heat dissipation members extends towards the center of the end part, and the other end of the heat dissipation members is arranged at intervals along the circumferential direction of the end part.
In this scheme, the lateral surface of tip sets up a plurality of radiating pieces, can improve the radiating efficiency to the circuit board of motor in the same time, a plurality of radiating piece one ends extend to the center of tip, the other end is along the circumference interval arrangement of tip, because the air pressure of the end cover department of motor is lower, the air current in the motor end cover outside flows through the side of a plurality of radiating pieces to reduce the temperature of outer radiating part fast, thereby reduce the temperature of circuit board, improve the life-span of motor.
Preferably, a third through hole is formed at the position, opposite to the main shaft of the motor, of the end part, and the third through hole is provided with at least two holes, and the holes are arranged in an array around the circumferential direction of the third through hole and along the radial direction of the third through hole.
In the scheme, the hole on the third through hole at the end part can prevent external impurities from entering the interior of the impeller of the motor through the through hole of the main shaft of the motor and influencing the rotation of the impeller of the motor; meanwhile, the heat of the outer heat dissipation part of the motor can be uniformly dissipated from the outer heat dissipation part.
Preferably, the inner cover plate includes a bottom, the first through hole is in a shape of a non-communicating ring in a circumferential direction thereof, and a side of the bottom, which is far away from the heat conducting member, abuts against an inner wall of an end cover of the motor.
In the scheme, the first through hole is in a non-communicated ring shape in the direction of the round table, the outer heat dissipation part can be prevented from rotating in the circumferential direction of the first through hole, the non-communicated ring shape can be used for positioning the outer heat dissipation part of the motor, the bottom of the first through hole is far away from the inner wall of the end cover of the motor, one side of the heat conduction part is abutted to the inner wall of the end cover of the motor, the inner cover plate of the motor can be fixed to prevent the inner cover plate of the motor from moving inside the motor, or heat on the inner cover plate of the motor can be transferred to the end cover of the motor, the heat dissipation area of the motor is improved, and therefore the heat dissipation efficiency of the motor is improved,
Preferably, the inner cover plate further comprises a side part, the side part is connected with the bottom part, and the inner side surface of the side part is sleeved on a coil rack of the motor; and/or the presence of a gas in the gas,
the inner cover plate further comprises a side part, the side part is connected with the bottom part, and the outer side face of the side part abuts against the inner side face of the end cover of the motor.
In the scheme, the side part of the inner cover plate is sleeved on the coil rack of the motor, so that heat generated by a coil of the motor can be transferred to the outer heat dissipation part, and the service life of the motor is prolonged; the lateral part lateral surface is abutted against the inner lateral surface of the end cover of the motor, so that heat on the end cover of the motor can be transferred to the outer heat dissipation part of the end cover of the motor, the integral heat dissipation area of the motor is increased, the heat dissipation efficiency of the motor is increased, and the service life of the motor is prolonged.
Preferably, the heat conducting member is a spring, the two ends of the spring are respectively provided with a heat conducting insulating sheet and a heat radiating sheet which are connected with the spring, the heat conducting insulating sheet is abutted to the circuit board, and the heat radiating sheet is abutted to the inner cover plate.
In the scheme, the gasket abutted against the circuit board separates components on the circuit board from the external environment, so that external dust and water vapor are prevented from entering the PCB and influencing the on-off of the circuit of the PCB; the heat dissipation fin of butt inner shroud can be with the heat transfer to the inner decking that the spring transmitted, also can prevent that the motor from taking place the vibration and leading to spring and inner decking to break away from at the pivoted in-process to radiating reliability has been improved.
An electric machine comprising a heat sink assembly as described above.
In this scheme, the motor contains the heat dissipation group price, the components and parts on the circuit board of motor, long production a large amount of heats of operating duration such as resistance chip and electric capacity, the heat transfer that produces on the circuit board of heat conduction spare with the inside motor gives the inner cover plate, the inner cover plate is with the heat transfer that the heat conduction spare transmitted to outer heat dissipation portion, the heat transfer that outer heat dissipation portion will come from the circuit board transmission is to air on every side, accomplish thermal transmission and scatter and disappear, the temperature of the circuit board of circuit has been reduced, the life-span of components and parts has been improved, thereby the life-span of circuit board and motor has been improved.
On the basis of common knowledge in the field, the above preferred technical solutions can be freely combined to obtain preferred embodiments of the present invention.
The utility model discloses an actively advance the effect and lie in: the components and parts on the circuit board of motor, long production a large amount of heats such as resistance chip and electric capacity, the heat transfer that the heat conduction spare produced on with the inside circuit board of motor gives the inner cover plate, the inner cover plate is with the heat transfer that the heat conduction spare transmitted to outer heat dissipation portion, the heat transfer that outer heat dissipation portion will come from the circuit board transmission is to air on every side, accomplish thermal transmission and scatter and disappear, the temperature of the circuit board of circuit has been reduced, the life-span of components and parts has been improved, thereby the life-span of circuit board and motor has been improved.
Drawings
Fig. 1 is a schematic view of a cross-sectional three-dimensional structure of a motor and a heat dissipation assembly thereof according to an embodiment of the present invention.
Fig. 2 is a schematic view of a cross-sectional partial three-dimensional structure of a motor and a heat dissipation assembly according to an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a spring according to an embodiment of the present invention.
Fig. 4 is a schematic perspective sectional structural view of an end cover of a motor according to an embodiment of the present invention.
Fig. 5 is a schematic perspective view of an inner cover plate according to an embodiment of the present invention.
Fig. 6 is a schematic perspective view of an external heat dissipation portion according to an embodiment of the present invention.
Description of the reference numerals
External heat dissipation part 2
Through groove 211
Heat sink 221
Third via 222
Hole 2221
Thermally conductive insulating sheet 42
Heat sink 43
Through hole 51
End cap 6
First through hole 61
Second through hole 62
Coil former 8
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
The present embodiment provides a heat dissipation assembly 1 of a motor 10, as shown in fig. 1-6, the heat dissipation assembly 1 includes an outer heat dissipation portion 2, an inner cover plate 3 and a heat conduction member 4, the outer heat dissipation portion 2 is at least partially disposed outside an end cover 6 of the motor 10; the end cover 6 of the motor 10 has a first through hole 61; the outer heat dissipation part 2 is abutted with the inner cover plate 3 through the first through hole 61, the inner cover plate 3 is arranged inside the end cover 6 of the motor 10, and the inner cover plate 3 is arranged on the circuit board 9 of the motor 10 in a covering manner; one end of the heat conducting member 4 abuts against the circuit board 9 of the motor 10, and the other end of the heat conducting member 4 abuts against the inner cover plate 3.
In this embodiment, components on the circuit board 9 of the motor 10, such as a resistor chip, a capacitor and the like, generate a large amount of heat with long operation time, the heat generated on the circuit board 9 inside the motor 10 is transferred to the inner cover plate 3 by the heat conducting member 4, the heat transferred from the heat conducting member 4 is transferred to the outer heat dissipation part 2 by the inner cover plate 3, the heat transferred from the circuit board 9 is transferred to the ambient air by the outer heat dissipation part 2, the heat is transferred and dissipated, the temperature of the circuit board 9 of the circuit is reduced, the service life of the components is prolonged, and therefore the service lives of the circuit board 9 and the motor 10 are prolonged.
In a preferred embodiment, the spindle 5 of the motor 10 penetrates through the inner cover plate 3 and the PCB, a gap is formed between the spindle 5 and the inner cover plate 3 and between the spindle 5 and the PCB, the spindle 5 of the motor 10 has a through hole 51, the end cover 6 of the motor 10 is provided with a second through hole 62 at a position corresponding to the through hole 51, one end of the through hole 51 is communicated with the second through hole 62, the other end of the through hole 51 is communicated with the impeller portion 7 of the motor 10, the outer heat dissipation portion 2 of the motor 10 transfers heat generated on the circuit board 9 to air near the outer heat dissipation portion 2 of the motor 10, when the motor 10 rotates, air pressure of the air inside the impeller portion 7 of the motor 10 is small, air pressure inside the impeller portion 7 is smaller than external atmospheric pressure, air flow outside the end cover 6 of the motor 10 can pass through the second through hole 62 and the through hole 51 in sequence, the air flows from the outside of the end cover 6 of the motor 10 to the impeller of the motor 10, the external air flow takes away heat dissipated to the air in the outer heat dissipation portion 2, and the heat dissipation portion 2 is accelerated, and the service life of the motor 10 is shortened.
In a preferred embodiment, the outer heat dissipation portion 2 includes a body portion 21 and an end portion 22, one end of the body portion 21 passes through the first through hole 61 and abuts against one side of the inner cover plate 3 close to the end cover 6 of the motor 10, the other end of the body portion 21 is connected to the end portion 22, and the end portion 22 is located outside the end cover 6 of the motor 10. The body part 21 penetrates through the first through hole 61 so as to fix the outer heat dissipation part 2 relative to the end cover 6 of the motor 10, and the end part 22 is arranged outside the body part 21, so that the heat dissipation area of the outer heat dissipation part 2 is increased, and the heat dissipation efficiency of the outer heat dissipation part 2 to the circuit board 9 is improved.
In a preferred embodiment, a through groove 211 is formed on a side surface of the body portion 21 located in the end cover 6 of the motor 10, and the through groove 211 is arranged to facilitate installation of the end cover 6 of the motor 10, limit a moving direction of the heat dissipation assembly 1, and prevent an outer side of the outer heat dissipation assembly 1 from moving toward the end cover 6 of the motor 10 along the direction of the spindle 5 of the motor 10.
In a preferred embodiment, the end 22 has a heat sink 221 on the side far from the end cover 6 of the motor 10, one end of the heat sinks 221 extends to the center of the end 22, the other end of the heat sinks 221 is arranged along the circumference of the end 22 at intervals, wherein the heat sink 221 is arranged on the outer side of the end 22, which can improve the heat dissipation efficiency of the circuit board 9 of the motor 10 in the same time, one end of the heat sink 221 extends to the center of the end 22, and the other end is arranged along the circumference of the end 22 at intervals, because the air pressure at the end cover 6 of the motor 10 is low, the air flow outside the end cover 6 of the motor 10 flows through the side of the heat sink 221, thereby quickly reducing the temperature of the outer heat sink 2, reducing the temperature of the circuit board 9, and improving the service life of the motor 10.
In a preferred embodiment, a third through hole 222 is formed at a position opposite to the main shaft 5 of the motor 10 where the end portion 22 faces the main shaft 5, the third through hole 222 has at least two holes 2221, the holes 2221 are arranged around the circumferential direction of the third through hole 222 and along the radial direction of the third through hole 222, and the holes 2221 in the third through hole 222 of the end portion 22 can prevent external impurities from entering the interior of the impeller of the motor 10 through the through hole 51 of the main shaft 5 of the motor 10 and affecting the rotation of the impeller of the motor 10; and simultaneously, the heat of the outer heat dissipation part 2 of the motor 10 can be uniformly dissipated from the outer heat dissipation part 2.
In a preferred embodiment, the inner cover plate 3 includes a bottom portion 31, the first through hole 61 is in a shape of a non-continuous ring in a circumferential direction thereof, and a side of the bottom portion 31 away from the heat conducting member 4 abuts against an inner wall of the end cap 6 of the motor 10 to limit the movement of the heat dissipating assembly 1 toward the end cap 6 away from the motor 10 along a direction parallel to the main shaft 5 of the motor 10. The end cover 6 of the motor 10 is irregular, wherein the convex part is provided with a bearing, the outer side of the bearing is provided with a groove, the bottom edge of the groove is abutted against the bottom 31 of the inner cover plate 3, the first through hole 61 is in a non-communicated ring shape in the direction of the round table, specifically, as shown in fig. 1-2, the middle of the ring shape comprises 4 uniform baffles, 4 penetrating grooves 211 on the body part 21 of the outer heat dissipation part 2 are corresponding, the outer heat dissipation part 2 can be prevented from rotating in the circumferential direction, the non-communicated ring shape can be used for positioning the outer heat dissipation part 2 of the motor 10, one side of the bottom 31, which is far away from the heat conduction part 4, is abutted against the inner wall of the end cover 6 of the motor 10, the inner cover plate 3 of the motor 10 can be fixed and prevented from moving in the motor 10, or the heat on the inner cover plate 3 of the motor 10 can be transferred to the end cover 6 of the motor 10, the heat dissipation area of the motor 10 is increased, and the heat dissipation efficiency, the motor 10 is increased,
In a preferred embodiment, the inner cover 3 further includes a side portion 32, the side portion 32 is connected to the bottom portion 31, an inner side surface of the side portion 32 is sleeved on the bobbin 8 of the motor 10, and the side portion 32 of the inner cover 3 is sleeved on the bobbin 8 of the motor 10, so that heat generated by the coil of the motor 10 can be transferred to the outer heat dissipation portion 2, thereby prolonging the service life of the motor 10.
In a preferred embodiment, the inner cover plate 3 further includes a side portion 32, the side portion 32 is connected to the bottom portion 31, an outer side surface of the side portion 32 abuts against an inner side surface of the end cover 6 of the motor 10, and an outer side surface of the side portion 32 abuts against an inner side surface of the end cover 6 of the motor 10, so that heat on the end cover 6 of the motor 10 can be transferred to the outer heat dissipation portion 2 of the end cover 6 of the motor 10, the overall heat dissipation area of the motor 10 is increased, the heat dissipation efficiency of the motor 10 is increased, and the service life of the motor 10 is prolonged.
In the present embodiment, the side portions 32 are in arc transition with the bottom portion 31, so as to facilitate the manufacture of the inner cover plate 3.
In a preferred embodiment, the heat conducting member 4 is a spring 41, two ends of the spring 41 are respectively provided with a heat conducting insulating sheet 42 and a heat radiating sheet 43 connected thereto, the heat conducting insulating sheet 42 abuts against the circuit board 9, and the heat radiating sheet 43 abuts against the inner cover plate 3, wherein a gasket abutting against the circuit board 9 separates components on the circuit board 9 from the external environment, so as to prevent external dust and water vapor from entering the PCB and affecting the on-off of the circuit of the PCB 9; the heat sink 43 abutting against the inner cover plate 3 can transfer the heat transferred from the spring 41 to the inner cover plate 3, and can also prevent the spring 41 from separating from the inner cover plate 3 due to the vibration of the motor 10 in the rotating process, thereby improving the reliability of heat dissipation.
The embodiment further provides a motor 10, the motor 10 includes a heat dissipation component, components on the circuit board 9 of the motor 10, such as resistance chip and capacitor, the operation time is long, a large amount of heat is generated, the heat generated on the circuit board 9 inside the motor 10 is transferred to the inner cover plate 3 by the heat conducting member 4, the heat transferred from the heat conducting member 4 is transferred to the outer heat dissipation part 2 by the inner cover plate 3, the heat transferred from the circuit board 9 is transferred to the surrounding air by the outer heat dissipation part 2, the heat transfer and dissipation are completed, the temperature of the circuit board 9 of the circuit is reduced, the service life of the components is prolonged, and therefore the service lives of the circuit board 9 and the motor 10 are prolonged.
During the specific use, the fan work, PCB components and parts temperature risees, and components and parts heat conduction spring 41 is with components and parts heat transfer to inner decking 3, and inner decking 3 is to outer heat dissipation portion 2 with heat transfer, and it has fin 43 to distribute on the outer heat dissipation portion 2, can carry out the heat exchange with the air. The fan of the main shaft 5 flows from the outside of the outer heat dissipation portion 2 of the motor 10 to the impeller portion 7 of the motor 10, as shown in fig. 1-2, the motor 10 can bring the heat of the outer heat dissipation portion 2 into the fan to cool the outer heat dissipation portion 2, and the heated air near the outer heat dissipation portion 2 can enter other mixed gas to be combusted, for example, the heated air enters a gas water heater, so that the combustion of the gas is more sufficient.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. A heat dissipation assembly for an electric motor, the heat dissipation assembly comprising:
an outer heat dissipation portion at least partially disposed outside an end cover of the motor; the end cover of the motor is provided with a first through hole;
the outer heat dissipation part is abutted to the inner cover plate through the first through hole, the inner cover plate is arranged inside an end cover of the motor, and the inner cover plate is arranged on a circuit board of the motor in a covering mode;
one end of the heat conducting piece is abutted to the circuit board of the motor, and the other end of the heat conducting piece is abutted to the inner cover plate.
2. The heat dissipating assembly of an electric motor according to claim 1, wherein the main shaft of the electric motor has a through hole, the end cap of the electric motor is provided with a second through hole at a corresponding position of the through hole, one end of the through hole communicates with the second through hole, and the other end of the through hole communicates with the impeller portion of the electric motor, so that an air flow flows from an outside of the end cap of the electric motor into the impeller portion of the electric motor.
3. The heat dissipating assembly of an electric motor according to claim 1, wherein the outer heat dissipating portion includes a body portion and an end portion, one end of the body portion passes through the first through hole and abuts on a side of the inner cover plate close to the end cover of the electric motor, the other end of the body portion is connected to the end portion, and the end portion is located outside the end cover of the electric motor.
4. The heat dissipating component of an electrical machine of claim 3, wherein the side of the body portion within the end cap of the electrical machine has a through slot.
5. The heat radiation module for the motor according to claim 3, wherein the end portion has a heat radiation member on a side away from the motor end cover, one end of the plurality of heat radiation members extends toward a center of the end portion, and the other end of the plurality of heat radiation members is arranged at intervals along a circumferential direction of the end portion.
6. The heat dissipating assembly of an electric motor of claim 3, wherein the end portion directly opposite to the main shaft of the electric motor has a third through hole, and the third through hole has at least two holes arranged in a radial array around a circumferential direction of the third through hole.
7. The heat dissipating assembly of an electric motor according to claim 1, wherein the inner cover plate includes a bottom portion, the first through hole has a shape of a non-continuous ring in a circumferential direction thereof, and a side of the bottom portion away from the heat conducting member abuts against an inner wall of an end cap of the electric motor.
8. The heat dissipating assembly of an electric motor of claim 7, wherein said inner cover further comprises a side portion, said side portion being connected to said bottom portion, an inner side surface of said side portion being fitted over a bobbin of said electric motor; and/or the presence of a gas in the gas,
the inner cover plate further comprises a side part, the side part is connected with the bottom part, and the outer side face of the side part abuts against the inner side face of the end cover of the motor.
9. The heat dissipating assembly of an electric motor of claim 1, wherein the heat conducting member is a spring, and a heat conducting insulating sheet and a heat dissipating fin are respectively disposed at two ends of the spring, the heat conducting insulating sheet abuts against the circuit board, and the heat dissipating fin abuts against the inner cover plate.
10. An electrical machine comprising a heat sink assembly for an electrical machine according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222840803.0U CN218733694U (en) | 2022-10-26 | 2022-10-26 | Heat radiation assembly of motor and motor comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222840803.0U CN218733694U (en) | 2022-10-26 | 2022-10-26 | Heat radiation assembly of motor and motor comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218733694U true CN218733694U (en) | 2023-03-24 |
Family
ID=85592990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222840803.0U Active CN218733694U (en) | 2022-10-26 | 2022-10-26 | Heat radiation assembly of motor and motor comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218733694U (en) |
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2022
- 2022-10-26 CN CN202222840803.0U patent/CN218733694U/en active Active
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