CN220087781U - Heat dissipation mechanism for frequency converter - Google Patents
Heat dissipation mechanism for frequency converter Download PDFInfo
- Publication number
- CN220087781U CN220087781U CN202321076496.1U CN202321076496U CN220087781U CN 220087781 U CN220087781 U CN 220087781U CN 202321076496 U CN202321076496 U CN 202321076496U CN 220087781 U CN220087781 U CN 220087781U
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- China
- Prior art keywords
- fixedly connected
- plate
- frequency converter
- fan blade
- heat dissipation
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 22
- 241000883990 Flabellum Species 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 230000033228 biological regulation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a heat dissipation mechanism for a frequency converter, which comprises a shell, wherein the rear end of the shell is fixedly connected with a fixed frame plate, the front end of the fixed frame plate is fixedly connected with a driving motor, the output shaft end of the driving motor is fixedly connected with a rotating shaft, the rear end of the rotating shaft is fixedly connected with a first fan blade, the rear end of the rotating shaft is fixedly connected with a second fan blade, and the length of the second fan blade is twice that of the first fan blade; according to the utility model, the driving motor is started to drive the rotor to rotate, and the first fan blade and the second fan blade are synchronously driven to rotate, so that the first fan blade is smaller than the second fan blade, and when the first fan blade rotates, air flow is generated to flow to the frequency converter, and the area covered by the generated air flow is enlarged through the rotating second fan blade, so that the coverage area for carrying out wind power heat dissipation on the frequency converter is increased, and the heat dissipation quality of the frequency converter is improved.
Description
Technical Field
The utility model relates to the technical field of heat dissipation of frequency converters, in particular to a heat dissipation mechanism for a frequency converter.
Background
The frequency converter is a power control device which controls the alternating current motor by changing the frequency of a working power supply of the motor by applying a frequency conversion technology and a microelectronic technology.
The frequency converter mainly comprises a rectifying unit (alternating current to direct current), a filtering unit, an inverting unit (direct current to alternating current), a braking unit, a driving unit, a detecting unit micro-processing unit and the like. The frequency converter adjusts the voltage and frequency of the output power supply by the break-off of the internal I GBT, and provides the required power supply voltage according to the actual requirement of the motor, thereby achieving the purposes of energy conservation and speed regulation. Because it produces a large amount of heat easily when working, need dispel the heat to guarantee its normal work.
With respect to the related art as described above, the inventors found that there are at least the following problems in this technology: the wind power used by the frequency converter dissipates heat, the range covered by the wind power is smaller, the heat dissipation quality is reduced, and the fan is a single-layer fan blade, so that the air flow coverage area is smaller, and therefore, the heat dissipation mechanism for the frequency converter is necessary to be provided.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a heat dissipation mechanism for a frequency converter.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a cooling mechanism for converter, includes the shell, shell rear end fixedly connected with fixed frame plate, fixed frame plate front end fixedly connected with driving motor, driving motor output axle head fixedly connected with pivot, pivot rear end fixedly connected with first flabellum, pivot rear end fixedly connected with second flabellum, second flabellum length is the twice of first flabellum length, pivot other end fixedly connected with locating plate, locating plate fixed mounting is at the front end of shell, fixed frame plate rear end below fixed mounting has first swivel mount, first swivel mount other end fixedly connected with threaded rod, threaded rod outer wall swing joint has adjusting nut, adjusting nut below swing joint has a supporting cylinder, supporting cylinder other end fixedly connected with second swivel mount, second swivel mount other end fixedly connected with curb plate.
Preferably, the two sides above the fixed frame plate are fixedly connected with air inlet net plates, and the air inlet net plates are fixedly connected with the shell.
Preferably, the two sides of the positioning plate are fixedly connected with dustproof mesh plates, and the dustproof mesh plates are fixedly connected with the shell.
Preferably, a positioning rotating frame is fixedly connected above the side plate, and the positioning rotating frame is fixedly connected with the fixing frame plate.
Preferably, a bottom plate is fixedly connected below the side plate, and a plurality of mounting holes are uniformly distributed on the surface of the bottom plate.
The utility model has the following beneficial effects:
1. the driving motor is started to drive the rotor to rotate, and the first fan blade and the second fan blade are synchronously driven to rotate, so that the first fan blade is smaller than the second fan blade, and when the first fan blade rotates, air flow is generated to flow to the frequency converter, and the area covered by the generated air flow is enlarged through the rotating second fan blade, so that the coverage area for carrying out wind power heat dissipation on the frequency converter is increased, and the heat dissipation quality of the frequency converter is improved;
2. through rotatory adjusting nut, drive the threaded rod and carry out flexible regulation, and under the cooperation of first swivel mount and second swivel mount, promote the shell, the shell carries out the angle modulation by the location swivel mount immediately for the shell closely laminates on the shell of converter, thereby can carry out nimble regulation to the angle of installation, makes overall structure can closely laminate with the converter, in order to guarantee its radiating quality.
Drawings
Fig. 1 is a schematic structural diagram of a heat dissipation mechanism for a frequency converter according to the present utility model;
fig. 2 is a schematic structural diagram of a heat dissipation mechanism for a frequency converter according to the present utility model;
fig. 3 is a schematic structural diagram of a heat dissipation mechanism for a frequency converter according to the present utility model;
FIG. 4 is a schematic cross-sectional view of the structure at A-A in FIG. 3;
in the figure: 1. a housing; 2. a dust-proof screen; 3. fixing the frame plate; 4. positioning a rotating frame; 5. a positioning plate; 6. a side plate; 7. a bottom plate; 8. a mounting hole; 9. a first rotating frame; 10. a threaded rod; 11. an adjusting nut; 12. a support cylinder; 13. a second rotating frame; 14. an air inlet screen; 15. a driving motor; 16. a first fan blade; 17. a second fan blade; 18. a rotating shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1, 2, 3 and 4, a heat dissipation mechanism for a frequency converter comprises a housing 1, the rear end fixedly connected with fixed frame plate 3 of housing 1, fixed frame plate 3 front end fixedly connected with driving motor 15, driving motor 15 output shaft end fixedly connected with pivot 18, pivot 18 rear end fixedly connected with first flabellum 16, pivot 18 rear end fixedly connected with second flabellum 17, second flabellum 17 length is twice the first flabellum 16 length, pivot 18 other end fixedly connected with locating plate 5, locating plate 5 fixed mounting is at the front end of housing 1, fixed frame plate 3 rear end below fixed frame plate 9, first swivel frame 9 other end fixedly connected with threaded rod 10, threaded rod 10 outer wall swing joint has adjusting nut 11, adjusting nut 11 below swing joint has a supporting cylinder 12, supporting cylinder 12 other end fixedly connected with second swivel frame 13, second swivel frame 13 other end fixedly connected with curb plate 6.
Referring to fig. 2, two sides above the fixed frame plate 3 are fixedly connected with an air inlet screen plate 14, the air inlet screen plate 14 is fixedly connected with the shell 1, and air flow entering the shell 1 is filtered through the air inlet screen plate 14;
referring to fig. 1, two sides of a positioning plate 5 are fixedly connected with a dustproof screen plate 2, the dustproof screen plate 2 is fixedly connected with a shell 1, and dust is prevented from entering and exiting air flow through the dustproof screen plate 2;
referring to fig. 1 and 2, a positioning rotating frame 4 is fixedly connected above the side plate 6, the positioning rotating frame 4 is fixedly connected with the fixed frame plate 3, and the positioning rotating frame 4 is matched with the shell 1 to be far away from the frequency converter;
referring to fig. 1, a bottom plate 7 is fixedly connected below a side plate 6, a plurality of mounting holes 8 are uniformly distributed on the surface of the bottom plate 7, and the whole structure is mounted on the outer wall of the frequency converter by mutually matching with bolts through the mounting holes 8 in the bottom plate 7.
The specific working principle of the utility model is as follows: the staff passes through the mounting hole 8 of the bottom plate 7 by bolts and is arranged on the outer wall of the frequency converter, then the driving motor 15 is started to drive the rotation to rotate, and the first fan blade 16 and the second fan blade 17 are synchronously driven to rotate, because the first fan blade 16 is smaller than the second fan blade 17, when in rotation, the first fan blade 16 rotates to generate air flow to the frequency converter to flow, and the area covered by the generated air flow is enlarged through the rotating second fan blade 17, so that the coverage area for carrying out wind power heat dissipation on the frequency converter is increased, and the heat dissipation quality of the frequency converter is improved; in the installation, rotatory adjusting nut 11 drives threaded rod 10 and carries out flexible regulation, and under the cooperation of first swivel mount 9 and second swivel mount 13, promotes shell 1, and shell 1 carries out the angle modulation by location swivel mount 4 immediately for shell 1 closely laminates on the shell 1 of converter, thereby can carry out nimble regulation to the angle of installation, makes overall structure can closely laminate with the converter, in order to guarantee its radiating quality.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The utility model provides a cooling mechanism for frequency converter, includes shell (1), its characterized in that, shell (1) rear end fixedly connected with fixed frame plate (3), fixed frame plate (3) front end fixedly connected with driving motor (15), driving motor (15) output axle head fixedly connected with pivot (18), pivot (18) rear end fixedly connected with first flabellum (16), pivot (18) rear end fixedly connected with second flabellum (17), second flabellum (17) length is the twice of first flabellum (16) length, pivot (18) other end fixedly connected with locating plate (5), locating plate (5) fixed mounting is in the front end of shell (1), fixed frame plate (3) rear end below fixedly connected with first swivel mount (9), first swivel mount (9) other end fixedly connected with threaded rod (10), threaded rod (10) outer wall swing joint has adjusting nut (11), adjusting nut (11) below swing joint has a support section of thick bamboo (12), support section of thick bamboo (12) other end fixedly connected with locating plate (5), second swivel mount (13) are connected with second swivel mount (13).
2. The heat dissipation mechanism for a frequency converter according to claim 1, wherein the two sides above the fixed frame plate (3) are fixedly connected with an air inlet screen plate (14), and the air inlet screen plate (14) is fixedly connected with the shell (1).
3. The heat dissipation mechanism for a frequency converter according to claim 1, wherein both sides of the positioning plate (5) are fixedly connected with a dustproof screen plate (2), and the dustproof screen plate (2) is fixedly connected with the housing (1).
4. The heat dissipation mechanism for a frequency converter according to claim 1, wherein a positioning rotating frame (4) is fixedly connected above the side plate (6), and the positioning rotating frame (4) is fixedly connected with the fixing frame plate (3).
5. The heat dissipation mechanism for a frequency converter according to claim 1, wherein a bottom plate (7) is fixedly connected below the side plate (6), and a plurality of mounting holes (8) are uniformly distributed on the surface of the bottom plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321076496.1U CN220087781U (en) | 2023-05-08 | 2023-05-08 | Heat dissipation mechanism for frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321076496.1U CN220087781U (en) | 2023-05-08 | 2023-05-08 | Heat dissipation mechanism for frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220087781U true CN220087781U (en) | 2023-11-24 |
Family
ID=88816024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321076496.1U Active CN220087781U (en) | 2023-05-08 | 2023-05-08 | Heat dissipation mechanism for frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220087781U (en) |
-
2023
- 2023-05-08 CN CN202321076496.1U patent/CN220087781U/en active Active
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