CN214480022U - Motor with good heat dissipation performance - Google Patents
Motor with good heat dissipation performance Download PDFInfo
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- CN214480022U CN214480022U CN202120871470.0U CN202120871470U CN214480022U CN 214480022 U CN214480022 U CN 214480022U CN 202120871470 U CN202120871470 U CN 202120871470U CN 214480022 U CN214480022 U CN 214480022U
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- heat dissipation
- motor
- good heat
- blocking net
- right surface
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Abstract
The utility model relates to a good heat dissipation's motor, including motor main part and heat dissipation mechanism, the motor main part includes the shell body, be equipped with the interior casing that runs through the shell body and extend to shell body right surface in the shell body, interior casing periphery wall is equipped with heat radiation fins, shell body left surface is equipped with the pivot that runs through shell body and interior casing in proper order and extend to interior casing right surface. This good heat dissipation's motor, it flows to drive the air current through radiator fan, make the gas flow through pivot and cooling fin, carry out the heat exchange, because the area of contact increase with the air current, thereby can accelerate thermal giving off, and can intercept the dust through the dust blocking net, avoid causing the heat conductivity decline of contact surface, simultaneously through setting up first magnetic stripe and second magnetic stripe, it is rotatory to make the cleaning brush can follow radiator fan, and then the dust brush on dust blocking net surface removes, ensure the unobstructed nature of flow of air current, thereby the poor problem of thermal diffusivity has been solved.
Description
Technical Field
The utility model relates to a motor technical field.
Background
The motor is an electric motor and an engine, and the working principle is that a starter rotor is driven to rotate by the forced rotation of an electrified coil in a magnetic field, and a pinion on the rotor drives an engine flywheel to rotate.
Because the motor operation is caused by the electromagnetic cutting action, heat is generated due to the action of the current resistor, and the larger the current is, the more heat is generated; after the motor starts the rotor to operate, it is very easy to accumulate high heat in the motor casing, because of lacking the heat dissipation structure which can eliminate the high temperature generated by the motor operation in time, the high heat accumulated in the motor will cause the magnetic force of the magnet to decay, and in conjunction with this, the operation efficiency of the motor will also gradually decrease, when the temperature rises to a certain degree, the insulation of the enameled coil in the armature will be damaged, and further the enameled coil will be short-circuited to burn out the whole motor, and other dangers will be derived.
At present, a heat dissipation fan is commonly attached to one end of a central rotating shaft of a motor to suppress the temperature of the motor from being rapidly raised during operation, however, the contact area between the air volume driven by the fan and the motor is small, the heat dissipation performance is poor, and dust in the air is adhered to the surfaces of the fan and the motor, which further causes the heat dissipation performance to be reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide a good heat dissipation's motor, solved the poor problem of heat dissipation.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a motor with good heat dissipation performance comprises a motor main body and a heat dissipation mechanism.
The motor main part includes the shell body, be equipped with the interior casing that runs through the shell body and extend to shell body right flank in the shell body, interior casing periphery wall is equipped with heat radiation fins, the shell body left surface is equipped with the pivot that runs through shell body and interior casing in proper order and extend to interior casing right flank.
The heat dissipation mechanism comprises an air guide cover, a heat dissipation fan, a dust blocking net and a rotating seat are arranged in the air guide cover, a cleaning brush is arranged on the left surface of the rotating seat, and a first magnetic stripe is arranged on the lower surface of the cleaning brush.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, an installation cavity is formed in the outer shell, the radiating fins are located in the installation cavity and fixedly connected with the outer shell, and the number of the radiating fins is not less than ten and is uniformly distributed on the outer peripheral wall of the inner shell.
Further, all be equipped with the bearing with the big or small looks adaptation of pivot in shell body and the interior casing, the venthole that is located heat radiation fins left side and is linked together with the installation cavity is seted up to the pivot periphery wall.
Further, the one end that the venthole was kept away from to the shell body periphery wall is seted up the exhaust hole that is linked together with the installation cavity, be equipped with the dust screen in the exhaust hole, set up the air guide hole that is linked together with the venthole in the pivot.
Further, the inner shell right surface and the air guide cover are fixedly connected, a mounting hole is formed in the right surface of the air guide cover, and an air inlet hole which is located in the mounting hole and communicated with the air guide hole is formed in the peripheral wall of the rotating shaft.
Further, the right surface of the rotating shaft is fixedly connected with the cooling fan, the dust blocking net is located on the right side of the cooling fan, the outer diameter of the dust blocking net is equal to the aperture of the mounting hole, and the air outlet direction of the cooling fan is located on the left side of the cooling fan.
Further, the rotating seat is located on the right side of the dust blocking net, the cleaning brush comprises a fixing strip and bristles, the bristles are in contact with the dust blocking net, and the fixing strip is fixedly connected with the first magnetic strip.
Further, a second magnetic strip is arranged on the right surface of the cooling fan, and the magnetism of the right surface of the second magnetic strip is opposite to that of the left surface of the first magnetic strip.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
this good heat dissipation's motor, it flows to drive the air current through radiator fan, make the gas flow through pivot and cooling fin, carry out the heat exchange, because the area of contact increase with the air current, thereby can accelerate thermal giving off, and can intercept the dust through the dust blocking net, avoid causing the heat conductivity decline of contact surface, simultaneously through setting up first magnetic stripe and second magnetic stripe, it is rotatory to make the cleaning brush can follow radiator fan, and then the dust brush on dust blocking net surface removes, ensure the unobstructed nature of flow of air current, thereby the poor problem of thermal diffusivity has been solved.
Drawings
Fig. 1 is a schematic view of the connection between the motor body and the heat dissipation mechanism of the present invention;
fig. 2 is a schematic view of the internal structure of the motor body according to the present invention;
fig. 3 is a schematic view of the internal structure of the heat dissipation mechanism of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the motor comprises a motor main body, 11, an outer shell, 12, an inner shell, 13, radiating fins, 14, a rotating shaft, 2, a radiating mechanism, 21, an air guide cover, 22, a radiating fan, 23, a dust blocking net, 24, a rotating seat, 25, a cleaning brush, 26 and a first magnetic strip.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Referring to fig. 1, a motor with good heat dissipation performance in this embodiment includes a motor main body 1 and a heat dissipation mechanism 2, and the heat dissipation mechanism 2 is located on the right side of the motor main body 1.
Referring to fig. 2, the motor main body 1 includes an outer casing 11, an inner casing 12 welded in the outer casing 11 and extending to the right surface of the outer casing 11, heat dissipating fins 13 fixedly connected to the outer peripheral wall of the inner casing 12, the heat dissipating fins 13 and the inner casing 12 are integrally formed, a mounting cavity is formed in the outer casing 11, the heat dissipating fins 13 are located in the mounting cavity, the heat dissipating fins 13 and the outer casing 11 are connected by welding, the number of the heat dissipating fins 13 is not less than ten and is uniformly distributed on the outer peripheral wall of the inner casing 12, by the arrangement of the heat dissipating fins 13, the contact area with the air can increase, and outer shell 11 left surface rotates to be connected with and runs through outer shell 11 and interior casing 12 in proper order and extend to the pivot 14 of interior casing 12 right surface, and equal fixed mounting has the bearing with 14 size looks adaptations of pivot in outer shell 11 and the interior casing 12, and pivot 14 is the output shaft of motor main part 1.
It should be noted that the motor main body 1 further includes a rotor, a stator, and other components for driving the rotating shaft 14 to normally operate.
Referring to fig. 3, the heat dissipation mechanism 2 includes an air guide cover 21, the right surface of the inner housing 12 is fixedly connected to the air guide cover 21, a mounting hole is formed in the right surface of the air guide cover 21, a heat dissipation fan 22 is rotatably connected to the air guide cover 21, the right surface of the rotating shaft 14 is fixedly connected to the heat dissipation fan 22, and an air outlet direction of the heat dissipation fan 22 is located on the left side of the heat dissipation fan 22.
Referring to fig. 2 and 3, in order to increase the contact area of the airflow, in this embodiment, an air outlet located on the left side of the heat dissipation fin 13 and communicated with the mounting cavity is formed in the peripheral wall of the rotating shaft 14, an air outlet communicated with the mounting cavity is formed in one end of the peripheral wall of the outer shell 11, away from the air outlet, and an air guide hole communicated with the air outlet is formed in the rotating shaft 14, an air inlet located in the mounting hole and communicated with the air guide hole is formed in the peripheral wall of the rotating shaft 14, when the rotating shaft 14 rotates, the heat dissipation fan 22 supplies air to the left side, flows into the rotating shaft 14 through the air inlet, then flows into the mounting cavity along the air outlet, and then flows through the heat dissipation fin 13 and is discharged along the air outlet, because one section of the rotating shaft 14 is located in the inner shell 12, heat exchange can be performed in the same way, so that the contact area of the airflow is increased
It should be noted that the number of the air outlet holes, the air outlet holes and the air inlet holes is not less than two.
Referring to fig. 3, in order to avoid dust adhesion and affect heat dissipation, a dust screen is fixedly installed in the exhaust hole in the embodiment, a dust blocking net 23 located on the right side of the heat dissipation fan 22 is fixedly installed in the installation hole, the outer diameter of the dust blocking net 23 is equal to the aperture of the installation hole, dust can be blocked by the dust blocking net 23, a rotating seat 24 located on the right side of the dust blocking net 23 is fixedly installed in the installation hole, a cleaning brush 25 is rotatably connected to the left surface of the rotating seat 24, the cleaning brush 25 includes a fixing strip and bristles, the bristles are in contact with the dust blocking net 23, a first magnetic strip 26 is fixedly connected to the lower surface of the cleaning brush 25, a second magnetic strip is fixedly connected to the right surface of the heat dissipation fan 22, the magnetism of the right surface of the second magnetic strip is opposite to the magnetism of the left surface of the first magnetic strip 26, when the heat dissipation fan 22 is driven by the rotating shaft 14, the first magnetic strip 26 rotates under the suction force of the second magnetic strip, and then the brush hair is driven to clean the surface of the dust blocking net 23, thereby avoiding the dust accumulation from blocking the dust blocking net 23 and improving the heat dissipation.
It should be noted that the lower surface of the air guide cover 21 is provided with a dust exhaust hole communicated with the mounting hole, and the dust exhaust hole is located on the right side of the dust blocking net 23.
The working principle of the above embodiment is as follows:
when the motor main body 1 normally works, the rotating shaft 14 rotates to drive the heat dissipation fan 22 to rotate and push air to flow leftwards, so that external air firstly flows through the dust blocking net 23 for filtration, the air with dust removed flows into the rotating shaft 14 through the air inlet hole, then flows into the mounting cavity along the air outlet hole, then flows through the heat dissipation fins 13 and is discharged along the air outlet hole, heat dissipation is completed, and meanwhile, the first magnetic stripe 26 rotates along with the suction force of the second magnetic stripe, and then the bristles are driven to clean the surface of the dust blocking net 23.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. A motor with good heat dissipation is characterized by comprising a motor main body (1) and a heat dissipation mechanism (2);
the motor main body (1) comprises an outer shell (11), an inner shell (12) which penetrates through the outer shell (11) and extends to the right surface of the outer shell (11) is arranged in the outer shell (11), heat dissipation fins (13) are arranged on the peripheral wall of the inner shell (12), and a rotating shaft (14) which penetrates through the outer shell (11) and the inner shell (12) in sequence and extends to the right surface of the inner shell (12) is arranged on the left surface of the outer shell (11);
the heat dissipation mechanism (2) comprises an air guide cover (21), a heat dissipation fan (22), a dust blocking net (23) and a rotating seat (24) are arranged in the air guide cover (21), a cleaning brush (25) is arranged on the left surface of the rotating seat (24), and a first magnetic strip (26) is arranged on the lower surface of the cleaning brush (25).
2. The motor with good heat dissipation performance as claimed in claim 1, wherein the outer casing (11) has a mounting cavity therein, the heat dissipating fins (13) are located in the mounting cavity, the heat dissipating fins (13) are fixedly connected to the outer casing (11), and the number of the heat dissipating fins (13) is not less than ten and is uniformly distributed on the outer peripheral wall of the inner casing (12).
3. The motor with good heat dissipation performance as claimed in claim 2, wherein the outer casing (11) and the inner casing (12) are provided with bearings adapted to the size of the rotating shaft (14), and the outer peripheral wall of the rotating shaft (14) is provided with air outlet holes located at the left side of the heat dissipating fins (13) and communicated with the mounting cavity.
4. The motor with good heat dissipation performance as claimed in claim 3, wherein an end of the outer peripheral wall of the outer casing (11) away from the air outlet is provided with an air outlet communicated with the mounting cavity, a dust screen is arranged in the air outlet, and the rotating shaft (14) is provided with an air guide hole communicated with the air outlet.
5. The motor with good heat dissipation performance as claimed in claim 4, wherein the right surface of the inner housing (12) is fixedly connected to the air guide cover (21), the right surface of the air guide cover (21) is provided with a mounting hole, and the outer peripheral wall of the rotating shaft (14) is provided with an air inlet hole located in the mounting hole and communicated with the air guide hole.
6. The motor with good heat dissipation performance as claimed in claim 5, wherein the right surface of the rotating shaft (14) is fixedly connected to the heat dissipation fan (22), the dust blocking net (23) is located on the right side of the heat dissipation fan (22), the outer diameter of the dust blocking net (23) is equal to the diameter of the mounting hole, and the air outlet direction of the heat dissipation fan (22) is located on the left side of the heat dissipation fan (22).
7. The motor with good heat dissipation performance as recited in claim 1, wherein the rotating base (24) is located at the right side of the dust blocking net (23), the cleaning brush (25) comprises a fixed strip and bristles, the bristles are in contact with the dust blocking net (23), and the fixed strip is fixedly connected with the first magnetic strip (26).
8. The motor with good heat dissipation performance as claimed in claim 1, wherein the right surface of the heat dissipation fan (22) is provided with a second magnetic strip, and the right surface of the second magnetic strip has a magnetic property opposite to that of the left surface of the first magnetic strip (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120871470.0U CN214480022U (en) | 2021-04-26 | 2021-04-26 | Motor with good heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120871470.0U CN214480022U (en) | 2021-04-26 | 2021-04-26 | Motor with good heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214480022U true CN214480022U (en) | 2021-10-22 |
Family
ID=78179817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120871470.0U Active CN214480022U (en) | 2021-04-26 | 2021-04-26 | Motor with good heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214480022U (en) |
-
2021
- 2021-04-26 CN CN202120871470.0U patent/CN214480022U/en active Active
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