CN210074961U - Heat dissipation base of permanent magnet generator - Google Patents
Heat dissipation base of permanent magnet generator Download PDFInfo
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- CN210074961U CN210074961U CN201921288403.5U CN201921288403U CN210074961U CN 210074961 U CN210074961 U CN 210074961U CN 201921288403 U CN201921288403 U CN 201921288403U CN 210074961 U CN210074961 U CN 210074961U
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- heat dissipation
- base body
- permanent magnet
- hole
- fan blades
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 5
- 238000004512 die casting Methods 0.000 claims abstract description 5
- 238000005057 refrigeration Methods 0.000 claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 230000005347 demagnetization Effects 0.000 abstract description 3
- 239000004411 aluminium Substances 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 5
- 210000003205 muscle Anatomy 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a heat dissipation frame of a permanent magnet generator, which belongs to the technical field of permanent magnet generators and comprises a frame body, wherein the side wall of the frame body is provided with a ventilation hole and a heat dissipation opening which are arranged at intervals; a heat dissipation mechanism is arranged at the position of the ventilation hole; the inner side of the heat dissipation port is provided with heat dissipation fan blades; the radiating fan blades and the radiating mechanism are symmetrically distributed on the base body, and connecting lines between the radiating fan blades are perpendicular to connecting lines between the radiating mechanisms; the heat dissipation port comprises a small hole and a large hole, the diameters of the small hole are different, the small hole is arranged close to the outer side of the base body, and the heat dissipation fan blades are arranged close to the small hole. The utility model discloses simple structure, convenient to use adopt the die-casting aluminium shaping, increase the radiating effect of permanent-magnet machine, improve work efficiency, have reduced the operating temperature of rotor magnet steel simultaneously, guarantee magnet steel life, avoid the high temperature demagnetization phenomenon of magnet steel, the practicality is strong, is fit for using widely.
Description
Technical Field
The utility model relates to a permanent magnet generator technical field especially relates to a permanent magnet generator heat dissipation frame.
Background
The permanent magnet generator is a power generation device which converts mechanical energy converted from thermal energy into electric energy. The permanent magnet generator has the advantages of small volume, low loss, high efficiency and the like, and the research on the permanent magnet generator is very necessary nowadays when the energy conservation and the environmental protection are increasingly emphasized. Brushless motors are used in many cases, and therefore, they are used in small-sized and miniature motors. When the variable frequency power supply is adopted for power supply, the permanent magnet motor can also be used for a speed-regulating transmission system. Permanent magnet motors have been widely used in various fields such as household appliances, medical instruments, automobiles, aviation, national defense and the like with the continuous improvement and perfection of the performance of permanent magnet materials. The permanent magnet generator has the advantages of high efficiency, energy conservation, low carbon, large power, small volume and the like as a vehicle motor, but has the self defects of difficult adjustment of output voltage, large high-frequency iron loss, high motor temperature, large starting torque and the like. Permanent magnet motors have the disadvantage that, if they are not used properly, they operate at too high or too low temperatures, under the action of the armature reaction generated by the impulse current, or under severe mechanical vibrations. Irreversible demagnetization may occur, which may degrade the performance of the motor or even render it unusable. Therefore, special attention should be paid to the use of permanent magnet motors.
Most of the existing permanent magnet generators in China are of conventional welding machines or cast iron bases, the permanent magnet generators are heavy and poor in heat dissipation effect, so that the temperature rise of the permanent magnet generators is high, and the efficiency of the generators is reduced. Therefore, a heat dissipation base of a permanent magnet generator is provided to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a permanent magnet generator heat dissipation frame just in order to solve the heavy and poor problem of radiating effect of above-mentioned permanent magnet generator frame weight, it is good to have the thermal diffusivity, long service life's advantage.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a heat dissipation base of a permanent magnet generator comprises a base body, wherein the side wall of the base body is provided with a vent hole and a heat dissipation opening, and the vent hole and the heat dissipation opening are arranged at intervals;
a heat dissipation mechanism is arranged at the position of the ventilation hole; the inner side of the heat dissipation port is provided with heat dissipation fan blades; the radiating fan blades and the radiating mechanism are symmetrically distributed on the base body, and connecting lines between the radiating fan blades are perpendicular to connecting lines between the radiating mechanisms;
the heat dissipation port comprises a small hole and a large hole, the diameters of the small hole are different, the small hole is arranged close to the outer side of the base body, and the heat dissipation fan blades are arranged close to the small hole.
Further technical scheme, heat dissipation mechanism is including leading cold fin, semiconductor refrigeration piece and the fin that sets gradually, lead cold fin, semiconductor refrigeration piece and fin and fix in the installing support, and the fin is close to the ventilation hole installation.
According to the further technical scheme, the base body is of an integrated die-casting aluminum forming structure.
According to the further technical scheme, the heat dissipation ribs are further embedded on the side wall of the machine base body and are evenly distributed on the side wall of the machine base body.
According to the further technical scheme, a mounting hole is formed in the center of the bottom of the machine base body.
Compared with the prior art, the utility model, have following apparent advantage:
1. this kind of permanent magnet generator heat dissipation frame adopts the die-casting aluminium shaping, strengthens permanent magnet generator's radiating effect, improves work efficiency, has reduced rotor magnet steel's operating temperature simultaneously, guarantees magnet steel life, avoids the high temperature demagnetization phenomenon of magnet steel.
2. The heat dissipation port and the heat dissipation mechanism are symmetrically arranged on the machine base body, so that circulating refrigeration and heat dissipation can be performed in the machine base body, and the heat dissipation efficiency of the permanent magnet machine is greatly improved.
3. The utility model has the advantages of simple structure, convenient to use has good radiating effect, and the practicality is strong, is fit for using widely.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a side view of the structure of the base body of the present invention.
Fig. 3 is a schematic structural view of the heat dissipation mechanism of the present invention.
Fig. 4 is a schematic view of the structure of the heat dissipation opening of the present invention.
In the figure: 10-machine base body, 11-vent hole, 12-heat dissipation hole, 121-small hole, 122-large hole, 20-heat dissipation mechanism, 21-mounting bracket, 22-cold conduction sheet, 23-semiconductor refrigeration sheet, 24-heat dissipation sheet, 30-heat dissipation fan blade, 40-heat dissipation rib and 50-mounting hole.
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, a heat dissipation base of a permanent magnet generator includes a base body 10, a ventilation hole 11 and a heat dissipation port 12 are formed in a side wall of the base body 1, and the ventilation hole 11 and the heat dissipation port 12 are arranged at intervals;
a heat dissipation mechanism 20 is arranged at the position of the vent hole 11; the inner side of the heat dissipation port 12 is provided with heat dissipation fan blades 30; the heat dissipation fan blades 30 and the heat dissipation mechanism 20 are symmetrically distributed on the base body 10, and a connecting line between the heat dissipation fan blades 30 is perpendicular to a connecting line between the heat dissipation mechanisms 20;
referring to fig. 4, the heat dissipating port 12 includes a small hole 121 and a large hole 122 with different diameters, the small hole 121 is disposed near the outer side of the base body 1, and the heat dissipating fan blade 30 is disposed near the small hole 121, because the temperature of the base body 10 is higher, the air in the base body 10 expands due to heating and is discharged from the heat dissipating port 12, and the diameter of the large hole 122 of the heat dissipating port is larger than the diameter of the small hole 121, so that the air pressure of the hot air in the case is gradually increased when the hot air is discharged through the heat dissipating port 12, so that the hot air is ejected from the heat dissipating port, and meanwhile, the existence of the heat dissipating fan blade 30 makes the hot air, when the hot air is ejected, drive the rotation of the heat dissipating fan blade 30 to make the air pressure in the heat dissipating port 12 smaller than the air pressure in the base body 10, thereby quickening the discharge of the hot air.
Referring to fig. 3, heat dissipation mechanism 20 is including the cold conduction piece 22, semiconductor refrigeration piece 23 and the fin 24 that set gradually, cold conduction piece 22, semiconductor refrigeration piece 23 and fin 24 are fixed in installing support 21, and the fin 24 is close to ventilation hole 11 and installs, and semiconductor refrigeration piece 23 refrigerates, carries out heat exchange through cold conduction piece 22 and the inside hot-air of frame body 10 for near 20 atmospheric pressure of heat dissipation mechanism reduces, thereby makes hot-air constantly flow on every side, carries out circulation heat dissipation, improves the radiating effect.
The base body 10 is of an integrated die-casting aluminum forming structure, so that the production process is simplified, and the production cost is reduced.
Still inlay on the lateral wall of frame body 10 and have heat dissipation muscle 40, and heat dissipation muscle 40 evenly distributed is through setting up heat dissipation muscle 40 on the lateral wall of frame body 10, is favorable to the derivation of the inside heat of frame body 10, plays supplementary radiating effect.
The center of the bottom of the engine base body 10 is provided with a mounting hole 50 for assembling the engine base body 10.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a permanent magnet generator heat dissipation frame which characterized in that: the air conditioner comprises a machine base body (10), wherein the side wall of the machine base body (10) is provided with a vent hole (11) and a heat dissipation opening (12), and the vent hole (11) and the heat dissipation opening (12) are arranged at intervals;
a heat dissipation mechanism (20) is arranged at the air vent (11); the inner side of the heat dissipation port (12) is provided with heat dissipation fan blades (30); the radiating fan blades (30) and the radiating mechanism (20) are symmetrically distributed on the base body (10), and the connecting lines between the radiating fan blades (30) are perpendicular to the connecting lines between the radiating mechanism (20);
the heat dissipation port (12) comprises a small hole (121) and a large hole (122) which are different in diameter, the small hole (121) is arranged close to the outer side of the machine base body (10), and the heat dissipation fan blades (30) are arranged close to the small hole (121).
2. The heat-dissipating stand of a permanent magnet generator according to claim 1, wherein: heat dissipation mechanism (20) are including leading cold fin (22), semiconductor refrigeration piece (23) and fin (24) that set gradually, lead cold fin (22), semiconductor refrigeration piece (23) and fin (24) to be fixed in installing support (21), and fin (24) are close to ventilation hole (11) installation.
3. The heat-dissipating stand of a permanent magnet generator according to claim 1, wherein: the engine base body (10) is of an integrated die-casting aluminum forming structure.
4. The heat-dissipating stand of a permanent magnet generator according to claim 1, wherein: the heat dissipation device is characterized in that heat dissipation ribs (40) are further embedded in the side wall of the machine base body (10), and the heat dissipation ribs (40) are evenly distributed on the side wall of the machine base body (10).
5. The heat-dissipating stand of a permanent magnet generator according to claim 1, wherein: the center of the bottom of the machine base body (10) is provided with a mounting hole (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288403.5U CN210074961U (en) | 2019-08-09 | 2019-08-09 | Heat dissipation base of permanent magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921288403.5U CN210074961U (en) | 2019-08-09 | 2019-08-09 | Heat dissipation base of permanent magnet generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210074961U true CN210074961U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921288403.5U Active CN210074961U (en) | 2019-08-09 | 2019-08-09 | Heat dissipation base of permanent magnet generator |
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| CN (1) | CN210074961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429744A (en) * | 2019-08-09 | 2019-11-08 | 安徽德科电气科技有限公司 | A kind of permanent magnet generator heat dissipation base |
-
2019
- 2019-08-09 CN CN201921288403.5U patent/CN210074961U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429744A (en) * | 2019-08-09 | 2019-11-08 | 安徽德科电气科技有限公司 | A kind of permanent magnet generator heat dissipation base |
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