CN219774381U - Centrifugal fan convenient to heat dissipation - Google Patents
Centrifugal fan convenient to heat dissipation Download PDFInfo
- Publication number
- CN219774381U CN219774381U CN202320724426.6U CN202320724426U CN219774381U CN 219774381 U CN219774381 U CN 219774381U CN 202320724426 U CN202320724426 U CN 202320724426U CN 219774381 U CN219774381 U CN 219774381U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- stator
- centrifugal fan
- rear cover
- mainboard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 34
- 238000001816 cooling Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 abstract description 7
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a centrifugal fan convenient for heat dissipation, which comprises an impeller, a rotor and a stator, wherein the impeller is arranged on a rotating shaft of the rotor, the stator is inserted on the rotating shaft of the rotor, the stator is arranged on a stator fixing flange, the stator fixing flange is arranged on a rear cover, a bearing is arranged in the middle of the rear cover, a main board is arranged between the stator fixing flange and the rear cover, the back surface of the rear cover is connected with a heat dissipation box, the back surface of the heat dissipation box is provided with a heat dissipation box cover, and a plurality of first heat dissipation holes are formed in the middle of the heat dissipation box cover. This centrifugal fan still can drive radiator fan and rotate when driving impeller pivoted, utilizes radiator fan and impeller and rotor synchronous rotation to dispel the heat fast to the mainboard, utilize the through-hole on the mainboard can discharge the heat on the coil, thereby improve centrifugal fan's life, simple structure, convenient operation can also assist the heat dissipation through heat dissipation aluminum plate, improves radiating efficiency, lets centrifugal fan more stable safe operation.
Description
Technical Field
The utility model relates to the field of centrifugal fans, in particular to a centrifugal fan convenient for heat dissipation.
Background
The centrifugal fan is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine. Centrifugal fans are widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and induced draft of boilers and industrial kilns; cooling and ventilation in air-conditioning devices and household appliances; drying and selecting grains; inflation and propulsion of wind tunnel wind source and air cushion ship, etc. The existing centrifugal fan has single function and short service life, and the phenomena of unstable operation, short service life and the like of the centrifugal fan, such as high main board temperature, poor heat dissipation effect and increased failure rate, occur in the using process; therefore, the centrifugal fan convenient for heat dissipation is provided.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a centrifugal fan convenient for heat dissipation so as to solve the problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a centrifugal fan convenient to heat dissipation, includes impeller, rotor and stator, the impeller is installed in the pivot of rotor, the stator is inserted in the pivot of rotor, the stator is installed on stator mounting flange, stator mounting flange installs and covers behind, the mid-mounting of back lid has the bearing, be equipped with the mainboard between stator mounting flange and the back lid, the back of back lid is connected with the radiating bin, the back-mounted of radiating bin has the radiating bin lid, the middle part of radiating bin lid is equipped with a plurality of first louvre, the outside welding of radiating bin has a plurality of radiating aluminum plate.
As a preferable technical scheme of the utility model, the stator is wound with a coil, and the stator is arranged on the stator fixing flange through a rubber ring.
As a preferable technical scheme of the utility model, the main board is arranged on the rear cover through bolts, one side of the main board is provided with a main board power supply connecting hole, and a plurality of second radiating holes are formed in the main board.
As a preferable technical scheme of the utility model, the rear cover is fixedly connected with the stator fixing flange through bolts, and the other end of the rotating shaft passes through a bearing to be fixedly connected with the cooling fan.
As a preferable technical scheme of the utility model, the heat dissipation box cover is arranged on the back surface of the heat dissipation box through bolts, and the heat dissipation box and the rear cover are integrally cast through a die.
As a preferred technical scheme of the utility model, the bearing is arranged on the inner part of the rear cover through a bearing fixing frame, and the bearing fixing frame and the rear cover are manufactured through casting through a die.
The beneficial effects of the utility model are as follows: this centrifugal fan still can drive radiator fan and rotate when driving impeller pivoted, utilizes radiator fan and impeller and rotor synchronous rotation to dispel the heat fast to the mainboard, utilize the through-hole on the mainboard can discharge the heat on the coil, thereby improve centrifugal fan's life, simple structure, convenient operation can also assist the heat dissipation through heat dissipation aluminum plate, improves radiating efficiency, lets centrifugal fan more stable safe operation.
Drawings
FIG. 1 is a schematic view of a disassembled structure of the present utility model;
FIG. 2 is a schematic diagram of a heat dissipating case cover according to the present utility model;
fig. 3 is a schematic structural diagram of a motherboard of the present utility model.
In the figure: impeller 1, rotor 2, rubber circle 3, stator 4, stator mounting flange 5, mainboard 6, coil 7, mainboard power connecting hole 8, back lid 9, bearing 10, heat dissipation aluminum plate 11, radiator box 12, radiator fan 13, radiator box lid 14, first louvre 15, second louvre 16, pivot 17.
Description of the embodiments
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Examples: referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a centrifugal fan convenient to heat dissipation, including impeller 1, rotor 2 and stator 4, impeller 1 is installed on rotor 2's pivot 17, stator 4 inserts on rotor 2's pivot 17, stator 4 is installed on stator mounting flange 5, stator mounting flange 5 is installed on back lid 9, the mid-mounting of back lid 9 has bearing 10, be equipped with mainboard 6 between stator mounting flange 5 and the back lid 9, the back of back lid 9 is connected with radiator box 12, radiator box 12's back-mounted has radiator box cover 14, radiator box cover 14's middle part is equipped with a plurality of first louvre 15, radiator box 12's outside welding has a plurality of radiator plate 11.
The stator 4 is wound with a coil 7, and the stator 4 is mounted on the stator fixing flange 5 through the rubber ring 3.
The mainboard 6 is installed on back lid 9 through the bolt, and mainboard power connecting hole 8 is installed to one side of mainboard 6, is equipped with a plurality of second louvre 16 on the mainboard 6.
The rear cover 9 is fixedly connected with the stator fixing flange 5 through bolts, and the other end of the rotating shaft 17 passes through the bearing 10 to be fixedly connected with the cooling fan 13.
The radiator cover 14 is mounted on the back of the radiator box 12 by bolts, and the radiator box 12 and the rear cover 9 are integrally molded by casting.
The bearing 10 is mounted on the inside of the rear cover 9 through a bearing fixing frame, and the bearing fixing frame and the rear cover 9 are manufactured through casting by a die.
Working principle: the utility model provides a centrifugal fan convenient to heat dissipation, including impeller 1, rotor 2, rubber circle 3, stator 4, stator mounting flange 5, mainboard 6, coil 7, mainboard power connecting hole 8, back lid 9, bearing 10, heat radiation aluminum plate 11, radiator box 12, radiator fan 13, radiator box lid 14, first louvre 15, second louvre 16 and pivot 17, thereby rotate through rotor 2 and drive pivot 17 and rotate around bearing 10, thereby drive impeller 1 and radiator fan 13 and rotate simultaneously, utilize radiator fan 13 to rotate and can dispel the heat to the electronic component on the mainboard 6, the temperature can be distributed away through heat radiation aluminum plate 11, improve centrifugal fan's heat dispersion, improve centrifugal fan's life, make things convenient for people to operate and use, utilize first louvre 15 to discharge heat, utilize second louvre 16 can discharge the temperature on the coil 7, let centrifugal fan be more stable and safe in operation.
This centrifugal fan still can drive radiator fan and rotate when driving impeller pivoted, utilizes radiator fan and impeller and rotor synchronous rotation to dispel the heat fast to the mainboard, utilize the through-hole on the mainboard can discharge the heat on the coil, thereby improve centrifugal fan's life, simple structure, convenient operation can also assist the heat dissipation through heat dissipation aluminum plate, improves radiating efficiency, lets centrifugal fan more stable safe operation.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (6)
1. The utility model provides a centrifugal fan convenient to heat dissipation, includes impeller (1), rotor (2) and stator (4), its characterized in that: impeller (1) are installed on pivot (17) of rotor (2), stator (4) are inserted on pivot (17) of rotor (2), stator (4) are installed on stator mounting flange (5), stator mounting flange (5) are installed on back lid (9), mid-mounting of back lid (9) has bearing (10), be equipped with mainboard (6) between stator mounting flange (5) and back lid (9), the back of back lid (9) is connected with radiator box (12), the back of radiator box (12) is installed and is had radiator box lid (14), the middle part of radiator box lid (14) is equipped with a plurality of first louvre (15), the outside welding of radiator box (12) has a plurality of radiator plate (11).
2. The centrifugal fan facilitating heat dissipation according to claim 1, wherein: the stator (4) is wound with a coil (7), and the stator (4) is mounted on the stator fixing flange (5) through the rubber ring (3).
3. The centrifugal fan facilitating heat dissipation according to claim 1, wherein: the mainboard (6) is installed on the rear cover (9) through the bolt, mainboard power supply connecting hole (8) is installed to one side of mainboard (6), be equipped with a plurality of second louvre (16) on mainboard (6).
4. The centrifugal fan facilitating heat dissipation according to claim 1, wherein: the rear cover (9) is fixedly connected with the stator fixing flange (5) through bolts, and the other end of the rotating shaft (17) penetrates through the bearing (10) to be fixedly connected with the cooling fan (13).
5. The centrifugal fan facilitating heat dissipation according to claim 1, wherein: the heat dissipation box cover (14) is arranged on the back surface of the heat dissipation box (12) through bolts, and the heat dissipation box (12) and the rear cover (9) are integrally cast through a die.
6. The centrifugal fan facilitating heat dissipation according to claim 1, wherein: the bearing (10) is arranged on the inner part of the rear cover (9) through a bearing fixing frame, and the bearing fixing frame and the rear cover (9) are manufactured through casting through a die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320724426.6U CN219774381U (en) | 2023-04-04 | 2023-04-04 | Centrifugal fan convenient to heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320724426.6U CN219774381U (en) | 2023-04-04 | 2023-04-04 | Centrifugal fan convenient to heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219774381U true CN219774381U (en) | 2023-09-29 |
Family
ID=88104962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320724426.6U Active CN219774381U (en) | 2023-04-04 | 2023-04-04 | Centrifugal fan convenient to heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219774381U (en) |
-
2023
- 2023-04-04 CN CN202320724426.6U patent/CN219774381U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |