CN219809158U - High-efficient natural wind cooling heat dissipation fan - Google Patents
High-efficient natural wind cooling heat dissipation fan Download PDFInfo
- Publication number
- CN219809158U CN219809158U CN202321183897.7U CN202321183897U CN219809158U CN 219809158 U CN219809158 U CN 219809158U CN 202321183897 U CN202321183897 U CN 202321183897U CN 219809158 U CN219809158 U CN 219809158U
- Authority
- CN
- China
- Prior art keywords
- electric control
- heat dissipation
- end cover
- bottom plate
- shell
- 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.)
- Active
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 51
- 238000001816 cooling Methods 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000007788 liquid 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
- 210000003205 muscle Anatomy 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a high-efficiency natural air cooling heat dissipation fan, which comprises a motor, a wind wheel and a fan housing, wherein the motor is arranged on the wind wheel; wherein: the motor comprises an electric control assembly, a front end cover, a rear end cover, a stator assembly, a rotor assembly and a rotating shaft, wherein the rear end cover comprises a bottom plate and a sleeve shell axially extending from the edge of the bottom plate, a first cavity is formed between the bottom plate and the sleeve shell, and the electric control assembly is positioned outside the first cavity and is arranged on one side of the bottom plate; the fan cover shell is sleeved on the outer surface of the sleeve shell close to the front end cover, so that the outer surface of the part of the sleeve shell far away from the front end cover and the electric control assembly are exposed, a heat dissipation area is formed on the outer surface of the part of the sleeve shell far away from the front end cover, a plurality of first heat dissipation fins are circumferentially distributed at intervals on the heat dissipation area, the heat dissipation area of the motor is effectively increased through the structural arrangement, the first heat dissipation fins are additionally arranged in the heat dissipation area, the heat dissipation efficiency of the motor is improved, the heat dissipation effect is good, the motor cannot be overheated and burnt out, and the normal operation of the heat dissipation fan is guaranteed.
Description
Technical field:
the utility model relates to a high-efficiency natural air cooling heat dissipation fan.
The background technology is as follows:
the vehicle-mounted radiator is an important part on the automobile, and comprises a traditional internal combustion engine automobile, a new energy electric automobile and a hydrogen energy automobile, and the radiator is required to effectively radiate the main power system part of the automobile, so that the power system part is prevented from being burnt out due to over-temperature in the running process. With the development of technology and the increase of market demands, the power system on the automobile is more and more powerful, and the heat dissipation demand is also more and more powerful, but the volume of the heat dissipation core in the radiator is limited, and the heat dissipation efficiency can not be improved by increasing the area of the heat dissipation core or the number of heat dissipation fans without limit. The heat dissipation efficiency can only be improved by improving the power of the motor in the heat dissipation fan. However, the larger the motor power, the larger the self heating value. The motor heat dissipation problem is not well handled, and the easy overheat burns out, causes the cooling fan to be unable to work.
At present, a natural air cooling mode is adopted to cool a cooling fan body in the market, but only a small amount of cooling ribs are added at the tail end of a motor, and the mode cannot meet the cooling requirement of a high-power high-pressure fan. The motor is installed in fan housing inner circle, because of the restriction of volume size, the outside unable radiating fin that sets up of motor housing can only increase a small amount of heat dissipation muscle at the motor end and dispel the heat, and the radiating effect is limited like this, arouses the motor overheated and burn out very easily, causes the cooling fan to fail to work.
The utility model comprises the following steps:
the utility model aims to provide a liquid cooling heat radiation fan and a radiator assembly applied to the same, which can solve the technical problems that in the prior art, a heat radiation fin cannot be arranged outside a motor shell, and only a small number of heat radiation ribs can be added at the tail end of a motor to radiate heat, so that the heat radiation effect is limited, the motor is easy to overheat and burn out, and the heat radiation fan cannot work.
The aim of the utility model is achieved by the following technical scheme.
The utility model aims to provide a high-efficiency natural air cooling heat dissipation fan which comprises a motor, a wind wheel and a fan housing; wherein: the motor comprises an electric control component, a front end cover, a rear end cover, a stator component, a rotor component and a rotating shaft, wherein the rear end cover comprises a bottom plate and a sleeve shell axially extending from the edge of the bottom plate, a first cavity is formed between the bottom plate and the sleeve shell, the stator component is sleeved on the inner wall of the sleeve shell, the rotor component is arranged on the rotating shaft and sleeved in the stator component, one end of the sleeve shell is provided with an opening, the front end cover is arranged at the opening of the sleeve shell, the electric control component is positioned outside the first cavity and is arranged on one side of the bottom plate, bearing chambers are respectively arranged on the front end cover and the bottom plate, bearings are respectively arranged in the bearing chambers, the rotating shaft is supported on the bearings, a shaft extending hole is formed in the middle of the front end cover, one end of the rotating shaft extends out from the shaft extending hole of the front end cover to form a shaft extending end, and the wind wheel is arranged on the shaft extending end; the automatically controlled subassembly includes automatically controlled casing and installs the circuit board in automatically controlled casing, and automatically controlled casing installs on the bottom plate, its characterized in that:
the fan cover shell is sleeved on the outer surface of the sleeve shell close to the front end cover, so that the outer surface of the part of the sleeve shell far away from the front end cover and the electric control shell are exposed, a heat dissipation area is formed on the outer surface of the part of the sleeve shell far away from the front end cover, and a plurality of first heat dissipation fins are circumferentially distributed at intervals on the heat dissipation area.
The outer surface of the electric control shell is provided with a plurality of second radiating fins which are circumferentially distributed at intervals, and heating elements on the circuit board are tightly attached to the inner surface of the electric control shell.
The electric control shell comprises an electric control bottom plate and an electric control sleeve shell circumferentially extending from the edge of the electric control bottom plate, and the second radiating fins are arranged on the outer surface of the electric control sleeve shell.
The outer surface of the electric control bottom plate is provided with a plurality of third radiating fins which are distributed at intervals
The first radiating fins and the second radiating fins are staggered.
The fan housing is provided with a plurality of first installation protruding feet, a plurality of second installation protruding feet are arranged on the outer surface of the sleeve shell close to the front end cover, the first installation protruding feet and the second installation protruding feet correspond to each other, and the first installation protruding feet are arranged on the second installation protruding feet, so that the fan housing is arranged on the high-voltage motor.
Compared with the prior art, the utility model has the following effects:
1) A high-efficiency natural air cooling heat dissipation fan comprises a motor, a wind wheel and a fan housing; wherein: the motor comprises an electric control assembly, a front end cover, a rear end cover, a stator assembly, a rotor assembly and a rotating shaft, wherein the rear end cover comprises a bottom plate and a sleeve shell axially extending from the edge of the bottom plate, a first cavity is formed between the bottom plate and the sleeve shell, and the electric control assembly is positioned outside the first cavity and is arranged on one side of the bottom plate; the electric control assembly comprises an electric control shell and a circuit board arranged in the electric control shell, the electric control shell is arranged on the bottom plate, the fan housing is sleeved on the outer surface of the sleeve housing close to the front end cover, so that the outer surface of the part of the sleeve housing far away from the front end cover and the electric control assembly are exposed, a heat dissipation area is formed on the outer surface of the part of the sleeve housing far away from the front end cover, a plurality of first heat dissipation fins are arranged on the heat dissipation area at intervals in the circumferential direction, the heat dissipation area of the motor is effectively increased, the heat dissipation efficiency of the motor is improved, the heat dissipation effect is good, the motor cannot be burnt due to overheat, and the normal operation of the heat dissipation fan is ensured.
2) Other advantages of the present utility model are described in detail in the examples section.
Description of the drawings:
FIG. 1 is a perspective view of a high-efficiency natural air cooling heat dissipation fan provided by the utility model;
FIG. 2 is a side view of the efficient natural air cooling heat dissipation fan provided by the utility model;
FIG. 3 is a cross-sectional view of the efficient natural wind cooling fan provided by the utility model;
FIG. 4 is a perspective view of a motor in the efficient natural wind cooling fan provided by the utility model;
FIG. 5 is a schematic diagram of the structure of a rear end cover of a motor in the efficient natural air cooling heat dissipation fan provided by the utility model;
FIG. 6 is a schematic diagram of the electrical control assembly of the motor in the efficient natural wind cooling fan provided by the utility model;
fig. 7 is a schematic diagram of another angle structure of an electric control assembly of a motor in the efficient natural air cooling heat dissipation fan provided by the utility model.
The specific embodiment is as follows:
the utility model is described in further detail below by means of specific embodiments in connection with the accompanying drawings.
Embodiment one:
as shown in fig. 1 to 7, the present embodiment provides a high-efficiency natural air-cooled heat dissipation fan, which includes a motor 1, a wind wheel 2 and a fan housing 3; wherein: the motor 1 comprises an electric control assembly 10, a front end cover 11, a rear end cover 12, a stator assembly 13, a rotor assembly 14 and a rotating shaft 15, wherein the rear end cover 12 comprises a bottom plate 121 and a sleeve shell 122 axially extending from the edge of the bottom plate 121, a first cavity 123 is formed between the bottom plate 121 and the sleeve shell 122, the stator assembly 13 is sleeved on the inner wall of the sleeve shell 122, the rotor assembly 14 is arranged on the rotating shaft 15, the rotor assembly 14 is sleeved in the stator assembly 13, one end of the sleeve shell 122 is provided with an opening, the front end cover 11 is arranged at the opening of the sleeve shell 122, the electric control assembly 10 is positioned outside the first cavity 123 and is arranged on one side of the bottom plate 121, bearing chambers 16 are respectively arranged on the front end cover 11 and the bottom plate 121, bearings 17 are respectively arranged in the bearing chambers 16, the rotating shaft 15 is supported on the bearings 17, a shaft extending hole 111 is formed in the middle of the front end cover 11, one end of the rotating shaft 15 extends out of the shaft extending hole 111 of the front end cover 11 to form a shaft extending end 151, and the wind wheel 2 is arranged on the shaft extending end 151; the electronic control assembly 10 comprises an electronic control housing 101 and a circuit board 102 arranged in the electronic control housing 101, wherein the electronic control housing 101 is arranged on a bottom plate 121, and is characterized in that:
the fan housing 3 is sleeved on the outer surface of the sleeve shell 122 close to the front end cover 11, so that the outer surface of the part of the sleeve shell 122 far away from the front end cover 11 and the electric control shell 101 are exposed, a heat dissipation area is formed on the outer surface of the part of the sleeve shell 122 far away from the front end cover 11, and a plurality of first heat dissipation fins 1221 distributed at intervals in the circumferential direction are arranged on the heat dissipation area. The motor 1 is convenient to radiate, the radiating efficiency is improved, the overall height of the fan is reduced, and the structure is simple and effective.
The outer surface of the electric control housing 101 is provided with a plurality of second heat dissipation fins 1011 circumferentially distributed at intervals, and the heating elements on the circuit board 102 are tightly attached to the inner surface of the electric control housing 101, so that the heat dissipation efficiency of the electric control assembly 10 is improved.
The electric control shell 101 comprises an electric control bottom plate 101a and an electric control sleeve shell 101b circumferentially extending from the edge of the electric control bottom plate 101a, and the second radiating fins 1011 are arranged on the outer surface of the electric control sleeve shell 101b, so that the electric control shell is simple in structure and reasonable in layout.
The outer surface of the electric control bottom plate 101a is provided with a plurality of third radiating fins 1012 distributed at intervals, so that the radiating efficiency of the electric control assembly 10 is improved.
The first heat dissipation fins 1221 and the second heat dissipation fins 1011 are staggered, which increases air turbulence and improves heat dissipation efficiency.
The fan housing 3 is provided with a plurality of first mounting pins 31, a plurality of second mounting pins 1224 are provided on the outer surface of the sleeve housing 122 near the front end cover 11, the first mounting pins 31 and the second mounting pins 1224 are corresponding, and the first mounting pins 31 are mounted on the second mounting pins 1224, so that the fan housing 3 is mounted on the high voltage motor 1.
The above examples are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principles of the present utility model are included in the scope of the present utility model.
Claims (6)
1. A high-efficiency natural air cooling heat dissipation fan comprises a motor (1), a wind wheel (2) and a fan housing (3); wherein: the motor (1) comprises an electric control assembly (10), a front end cover (11), a rear end cover (12), a stator assembly (13), a rotor assembly (14) and a rotating shaft (15), wherein the rear end cover (12) comprises a bottom plate (121) and a sleeve housing (122) axially extending from the edge of the bottom plate (121), a first cavity (123) is defined between the bottom plate (121) and the sleeve housing (122), the stator assembly (13) is sleeved on the inner wall of the sleeve housing (122), the rotor assembly (14) is mounted on the rotating shaft (15), the rotor assembly (14) is sleeved in the stator assembly (13), one end of the sleeve housing (122) is provided with an opening, the front end cover (11) is mounted at the opening of the sleeve housing (122), the electric control assembly (10) is positioned outside the first cavity (123) and is mounted on one side of the bottom plate (121), bearing chambers (16) are respectively arranged on the front end cover (11) and the bottom plate (121), bearings (17) are respectively mounted in the bearing chambers (16), the rotating shaft (15) are supported on the bearings (17), shaft holes (111) are formed in the middle of the front end cover (11), one end of the shaft (15) extends out of the shaft end (151), the wind wheel (2) is arranged on the shaft extending end (151); the electric control assembly (10) comprises an electric control shell (101) and a circuit board (102) arranged in the electric control shell (101), wherein the electric control shell (101) is arranged on a bottom plate (121), and is characterized in that:
the fan housing (3) is sleeved on the outer surface of the sleeve shell (122) close to the front end cover (11), so that the outer surface of the part of the sleeve shell (122) far away from the front end cover (11) and the electric control shell (101) are exposed, a heat dissipation area is formed on the outer surface of the part of the sleeve shell (122) far away from the front end cover (11), and a plurality of first heat dissipation fins (1221) distributed at intervals in the circumferential direction are arranged on the heat dissipation area.
2. The efficient natural wind cooling fan as claimed in claim 1, wherein: a plurality of second radiating fins (1011) which are circumferentially distributed at intervals are arranged on the outer surface of the electric control shell (101), and heating elements on the circuit board (102) are tightly attached to the inner surface of the electric control shell (101).
3. The efficient natural wind cooling fan as claimed in claim 2, wherein: the electric control shell (101) comprises an electric control bottom plate (101 a) and an electric control sleeve shell (101 b) circumferentially extending from the edge of the electric control bottom plate (101 a), and the second radiating fins (1011) are arranged on the outer surface of the electric control sleeve shell (101 b).
4. A high efficiency natural wind cooling fan as defined in claim 3, wherein: the outer surface of the electric control bottom plate (101 a) is provided with a plurality of third radiating fins (1012) which are distributed at intervals.
5. The efficient natural wind cooling fan as claimed in claim 2, 3 or 4, wherein: the first radiating fins (1221) and the second radiating fins (1011) are staggered.
6. The efficient natural wind cooling fan as defined in claim 5, wherein: be equipped with a plurality of first installation protruding feet (31) on fan housing (3), be equipped with a plurality of second installation protruding feet (1224) on being close to sleeve shell (122) surface of front end housing (11), first installation protruding foot (31) and second installation protruding foot (1224) are corresponding, and first installation protruding foot (31) are installed on second installation protruding foot (1224), make fan housing (3) install on high-voltage motor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321183897.7U CN219809158U (en) | 2023-05-16 | 2023-05-16 | High-efficient natural wind cooling heat dissipation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321183897.7U CN219809158U (en) | 2023-05-16 | 2023-05-16 | High-efficient natural wind cooling heat dissipation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219809158U true CN219809158U (en) | 2023-10-10 |
Family
ID=88216382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321183897.7U Active CN219809158U (en) | 2023-05-16 | 2023-05-16 | High-efficient natural wind cooling heat dissipation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219809158U (en) |
-
2023
- 2023-05-16 CN CN202321183897.7U patent/CN219809158U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213402646U (en) | External rotor motor system | |
| CN219809158U (en) | High-efficient natural wind cooling heat dissipation fan | |
| CN113555996A (en) | High-efficiency high-power electronic water pump | |
| CN211830479U (en) | High-efficient radiating in-wheel motor | |
| CN212935661U (en) | Motor with air cooling structure | |
| CN114094742A (en) | External rotor motor | |
| KR20100005822A (en) | Fan and shroud assembly | |
| CN107947470A (en) | A kind of air-cooled integrated motor | |
| CN209516799U (en) | A kind of radiator structure, motor and the centrifugal blower of outer rotor motor driven device | |
| CN217335477U (en) | Frequency conversion speed regulation all-in-one machine | |
| CN206922590U (en) | A kind of energy-saving electric machine | |
| CN212935648U (en) | Rotor arc fan blade ventilation structure | |
| CN214014062U (en) | Heat radiation structure suitable for automobile-used high-power integrative motor | |
| CN215897463U (en) | Flat brushless heat dissipation motor and electronic equipment | |
| CN216774475U (en) | External rotor motor | |
| CN116667603A (en) | Liquid cooling heat dissipation fan and radiator assembly applying same | |
| CN213783070U (en) | Rotating electrical machine convenient to cooling | |
| CN219436802U (en) | Motor rotor heat radiation structure | |
| CN216599188U (en) | Axial air-cooled heat radiation structure based on vehicle driving motor | |
| CN214592563U (en) | Heat radiation structure of power converter | |
| CN213484687U (en) | Rotating electric machine | |
| CN218266507U (en) | Novel cooling system of fan | |
| CN215772776U (en) | High-efficiency high-power electronic water pump | |
| CN208986744U (en) | A kind of radiating motor shell | |
| CN220421596U (en) | Multi-surface heat dissipation rotor and multi-surface heat dissipation motor for EMB (electro-magnetic resonance) brake system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |