CN114382714B - Waterproof radiator fan - Google Patents
Waterproof radiator fan Download PDFInfo
- Publication number
- CN114382714B CN114382714B CN202111627967.9A CN202111627967A CN114382714B CN 114382714 B CN114382714 B CN 114382714B CN 202111627967 A CN202111627967 A CN 202111627967A CN 114382714 B CN114382714 B CN 114382714B
- Authority
- CN
- China
- Prior art keywords
- fan
- mounting sleeve
- annular
- motor
- 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
- 230000005855 radiation Effects 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 238000002791 soaking Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection 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
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/083—Sealings especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
- F04D29/646—Mounting or removal of fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
A waterproof heat dissipation fan comprises a shell, a motor and a fan. The shell comprises a shell main body, a mounting sleeve and a mounting sleeve. The mounting sleeve comprises a sleeve base and an annular flange. The sleeve mount has an outer diameter greater than the annular flange outer diameter. The motor comprises a motor main body, a mounting through hole and an annular bulge. The fan comprises a cylindrical base, fan blades, an annular groove, a rotating shaft and a spring. The height of the annular groove is equal to that of the annular flange, and the spring clamp is arranged between the cylindrical base and the mounting sleeve. When the fan is mounted on the shell, the annular protrusion is accommodated in the annular groove, the free end of the annular protrusion is abutted to the end of the cylindrical base, and the annular protrusion is clamped between the annular flange and the mounting sleeve, so that the tightness between the shell and the fan is improved. The waterproof radiator fan is reasonable in structure and convenient to install, and improves the sealing waterproof effect.
Description
Technical Field
The invention relates to the technical field of cooling fans, in particular to a waterproof cooling fan.
Background
At present, the technology and performance of the cooling fan are relatively mature, and the cooling fan is widely applied to computers, automobile electronic equipment, medical equipment and the like, and the working principle of the cooling fan is realized according to energy conversion, namely: the electricity is converted into electromagnetic energy, and electromagnetic energy is converted into mechanical energy, and electromagnetic energy is converted into kinetic energy, and radiator fan can appear the circumstances of intaking at the in-process of using, and current radiator fan all does not possess good waterproof function, and in radiator fan at the operation during operation, if there is water to enter into in the radiator fan, can make the circuit intaking for fuse in the motor blows, leads to radiator fan unable normal operating at last, damages even, makes radiator operation unable normal completion.
Disclosure of Invention
In view of the above, the present invention provides a waterproof heat dissipation fan with improved waterproof effect, so as to meet the above-mentioned needs.
A waterproof cooling fan comprises a shell, a motor arranged in the shell and a fan arranged on the motor. The shell comprises a shell main body, an installation sleeve fixedly connected to one side of the shell main body, an installation sleeve arranged in the installation sleeve, a plurality of positioning protrusions arranged on the outer side wall of the installation sleeve, and a plurality of buckles arranged on the installation sleeve. The mounting sleeve comprises a sleeve base and an annular flange arranged at the free end of the sleeve base. The sleeve mount has an outer diameter greater than the annular flange outer diameter. The motor comprises a motor main body, an installation through hole arranged in the axial direction of the motor main body, an annular protrusion arranged on the outer side wall of the motor main body, a plurality of positioning grooves arranged at the edge of the installation through hole, and an annular clamping groove arranged on the side wall of the annular protrusion, wherein the positioning grooves correspond to the positioning protrusions. The fan comprises a cylindrical base, a plurality of fan blades circumferentially arranged on the outer side wall of the cylindrical base, an annular groove arranged on the inner side wall of the cylindrical base and back to one end head of the cylindrical base, a rotating shaft arranged in the cylindrical base and a spring sleeved on the rotating shaft. The height of the annular groove is equal to that of the annular flange, and the spring clamp is arranged between the cylindrical base and the mounting sleeve. When the fan is mounted on the shell, the annular protrusion is accommodated in the annular groove, the free end of the annular protrusion is abutted to the end of the cylindrical base, and the annular protrusion is clamped between the annular flange and the mounting sleeve, so that the tightness between the shell and the fan is improved. When the motor is mounted on the shell, the mounting sleeve is inserted into the mounting through hole of the motor, each positioning protrusion is contained in the positioning groove, and the buckle is inserted into the annular clamping groove.
Further, the central axes of the mounting sleeve, the mounting sleeve and the housing main body coincide.
Further, the central axes of the cylindrical base, the annular groove and the rotating shaft are all coincident.
Further, a chamfer is arranged at the end of the free end of the rotating shaft.
Compared with the prior art, the waterproof cooling fan provided by the invention has the advantages that the annular flange is arranged on the mounting sleeve of the shell, the annular groove is arranged at one end of the cylindrical base of the fan, and the annular protrusion is clamped between the annular flange and the mounting sleeve so as to improve the tightness between the shell and the fan. When the fan is mounted on the motor, the annular protrusion is accommodated in the annular groove, the free end of the annular protrusion is abutted to the end of the cylindrical base, the spring in the fan is sleeved on the rotating shaft, the spring clamp is arranged between the cylindrical base and the mounting sleeve, and the free end of the mounting sleeve is kept attached to the free end of the mounting sleeve under the action of the elasticity of the spring so as to ensure the tightness between the fan and the shell. Therefore, the waterproof radiator fan is reasonable in structure, convenient to install, capable of improving the sealing waterproof effect and preventing dust from entering the motor.
Drawings
Fig. 1 is an exploded view of a waterproof radiator fan according to the present invention.
Fig. 2 is a schematic cross-sectional view of a waterproof heat dissipation fan according to the present invention.
Fig. 3 is a schematic structural view of the housing of fig. 1.
Fig. 4 is a schematic structural view of the motor of fig. 1.
Detailed Description
Specific embodiments of the present invention are described in further detail below. It should be understood that the description herein of the embodiments of the invention is not intended to limit the scope of the invention.
Fig. 1 to 4 are schematic structural views of a waterproof heat dissipation fan according to the present invention. The waterproof heat dissipation fan comprises a housing 10, a motor 20 arranged in the housing 10, and a fan 30 arranged on the motor 20. The waterproof radiator fan further includes other functional modules, such as an assembly component, an electrical connection component, etc., which should be known to those skilled in the art, and will not be described in detail herein.
The housing 10 includes a housing body 11, a mounting sleeve 12 fixedly coupled to one side of the housing body 11, a mounting sleeve 13 provided in the mounting sleeve 12, a plurality of positioning protrusions 14 provided on an outer side wall of the mounting sleeve 13, and a plurality of snaps 15 provided on the mounting sleeve 12.
The housing body 11 is used for protecting the motor 20 and the fan 30, and the housing body 11 is a prior art and will not be described herein.
The mounting sleeve 12 includes a sleeve base 121 and an annular flange 122 disposed at the free end of the sleeve base 121. The outer diameter of the sleeve base 121 is greater than the outer diameter of the annular flange 122, and the sleeve base 121 is equal to the inner diameter of the annular flange 122. It is conceivable that the outer sidewall of the mounting sleeve 12 is stepped to facilitate mounting of the fan 30, and the mounting sleeve 12 will be described in detail in connection with the fan 30.
The central axes of the mounting sleeve 13, the mounting sleeve 12 and the housing main body 11 coincide, and the mounting sleeve 12 is used for accommodating the motor 20 so as to stabilize the position of the motor 20 on the housing 10. The mounting sleeve 13, the positioning boss 14, and the catch 15 are used to limit the position of the motor 20 within the mounting sleeve 12, so the mounting sleeve 13, and the positioning boss 14 will be described in detail in connection with the motor 20.
The motor 20 includes a motor body 21, a mounting through hole 22 provided in an axial direction of the motor body 21, an annular protrusion 23 provided on an outer side wall of the motor body 21, a plurality of positioning grooves 24 provided at an edge of the mounting through hole 22, and an annular catching groove 25 provided on a side wall of the annular protrusion 23.
The motor main body 21 includes a stator 211, and a rotor 212 disposed outside the stator 211, wherein the rotor 211 is accommodated in the cylindrical base 31 of the fan 30, and the stator 211 is accommodated in the mounting sleeve 12, so that the motor main body 21 can drive the fan 30 to rotate. In this embodiment, the motor main body 21 is integrally sealed, and each conductive part in the motor main body 21 is injection molded after being assembled, so that the motor main body 21 achieves the sealing and waterproof effects, and the stator 211 and the rotor 212 are all of a prior art and are not described herein.
The mounting through hole 22 is used for inserting the mounting sleeve 13 to limit the position of the motor 20 in the housing 10.
The annular protrusion 23 is disposed on the outer side wall of the motor body 21, and the annular protrusion 23 and the motor body 21 are integrally formed, and it is conceivable that the outer side wall of the motor 20 is stepped and is matched with the fan 30, so that the annular protrusion 23 will be described in detail with reference to the fan 30.
The positioning groove 24 corresponds to the positioning protrusion 14, when the motor 20 is mounted on the housing 10, the mounting sleeve 13 is inserted into the mounting through hole 22 of the motor 20, and each positioning protrusion 14 is accommodated in the positioning groove 24, so that the motor 20 is mounted on the mounting sleeve 13.
The annular clamping groove 25 is matched with the clamping buckle 15, when the motor 20 is installed in the shell 10, the annular protrusion 23 is accommodated in the installation sleeve 12, and the clamping buckle 15 is inserted into the annular clamping groove 25, so that the motor 20 is limited in the shell 10.
The fan 30 includes a cylindrical base 31, a plurality of blades 32 circumferentially arranged on the outer side wall of the cylindrical base 31, an annular groove 33 disposed on the inner side wall of the cylindrical base 31 and facing away from one end of the cylindrical base 31, a rotating shaft 34 disposed in the cylindrical base 31, and a spring 35 sleeved on the rotating shaft 34.
The cylindrical base 31, the fan blades 32 and the rotating shaft 34 are integrally formed, central axes of the cylindrical base 31, the annular groove 33 and the rotating shaft 34 are all coincident, the fan blades 32 are arranged on the outer side wall of the cylindrical base 31, the rotating shaft 34 is inserted into the mounting sleeve 13, and the rotating shaft 34 is free of an end mounting screw to limit the position of the rotating shaft 34 in the mounting sleeve 13.
The fan 30 is driven by the motor 20 to rotate around the rotating shaft 34. The free end of the rotating shaft 34 is provided with a chamfer so that the rotating shaft 34 can be inserted into the mounting sleeve 13.
The annular groove 33 is disposed on the inner side wall of the cylindrical base 31, it is conceivable that the inner side wall of the cylindrical base 31 is stepped, the annular groove 33 is configured to accommodate the annular flange 122, and the height of the annular groove 33 is equal to the height of the annular flange 122, so that the annular groove 33 is matched with the annular flange 122 stably.
When the fan 30 is mounted on the housing 10, the annular protrusion 23 is accommodated in the annular groove 33, the free end of the annular protrusion 23 abuts against the end of the cylindrical base 31, and the annular protrusion 23 is clamped between the annular flange 122 and the mounting sleeve 13, so that the tightness between the housing 10 and the fan 30 is improved, the fan 30 is embedded with the motor 20, the sealing effect between the motor 20 and the fan 30 is improved, foreign objects and dust can be completely prevented, the electric appliance can be prevented from sinking in specified water for a long time, circuit elements cannot be damaged due to soaking, the problem that the heat dissipation effect of the fan is poor due to dust accumulation during operation of the heat dissipation fan is avoided, and meanwhile, the problem that the circuit is damaged due to soaking of the heat dissipation fan is avoided.
The spring 35 is sleeved on the rotating shaft 34, the spring 35 is clamped between the cylindrical base 31 and the mounting sleeve 13, and under the action of the elastic force of the spring 35, the free end of the mounting sleeve 13 is attached to the free end of the mounting sleeve 12, so that the tightness between the fan 30 and the housing 10 is ensured.
Compared with the prior art, the waterproof heat dissipation fan provided by the invention has the advantages that the annular flange 122 is arranged on the mounting sleeve 12 of the shell 10, the annular groove 33 is arranged at one end of the cylindrical base 31 of the fan 30, and the annular protrusion 23 is clamped between the annular flange 122 and the mounting sleeve 13, so that the tightness between the shell 10 and the fan 30 is improved. When the fan 30 is mounted on the motor 20, the annular protrusion 23 is accommodated in the annular groove 33, and the free end of the annular protrusion 23 abuts against the end of the cylindrical base 31, the spring 35 in the fan 30 is sleeved on the rotating shaft 34, and the spring 35 is clamped between the cylindrical base 31 and the mounting sleeve 13, and under the action of the elastic force of the spring 35, the free end of the mounting sleeve 13 is attached to the free end of the mounting sleeve 12, so that the tightness between the fan 30 and the housing 10 is ensured. Therefore, the waterproof radiator fan is reasonable in structure, convenient to install, capable of improving the sealing waterproof effect and preventing dust from entering the motor.
The above is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions or improvements within the spirit of the present invention are intended to be covered by the claims of the present invention.
Claims (4)
1. A waterproof radiator fan, characterized in that: the waterproof heat radiation fan comprises a shell, a motor arranged in the shell, a fan arranged on the motor, the shell comprises a shell main body, a mounting sleeve fixedly connected to one side of the shell main body, a mounting sleeve arranged in the mounting sleeve, a plurality of positioning bulges arranged on the outer side wall of the mounting sleeve, and a plurality of buckles arranged on the mounting sleeve, the mounting sleeve comprises a sleeve base and an annular flange arranged at the free end of the sleeve base, the outer diameter of the sleeve base is larger than the outer diameter of the annular flange, the motor comprises a motor main body, a mounting through hole arranged in the axial direction of the motor main body and an annular bulge arranged on the outer side wall of the motor main body, the fan comprises a cylindrical base, a plurality of blades circumferentially arranged on the outer side wall of the cylindrical base, an annular groove arranged on the inner side wall of the cylindrical base and opposite to one end head of the cylindrical base, a rotating shaft arranged in the cylindrical base, and a spring sleeved on the rotating shaft, wherein the height of the annular groove is equal to that of the annular flange, the spring is clamped between the cylindrical base and the mounting sleeve, when the fan is mounted on the housing, the annular protrusion is accommodated in the annular groove, and the free end head of the annular protrusion is abutted to the end head of the cylindrical base, and the annular bulge is clamped between the annular flange and the mounting sleeve so as to improve the tightness between the shell and the fan, when the motor is mounted on the shell, the mounting sleeve is inserted into the mounting through hole of the motor, each positioning bulge is contained in the positioning groove, and the buckle is inserted into the annular clamping groove.
2. The waterproof radiator fan as set forth in claim 1, wherein: the central axes of the mounting sleeve, the mounting sleeve and the shell main body are coincident.
3. The waterproof radiator fan as set forth in claim 1, wherein: the central axes of the cylindrical base, the annular groove and the rotating shaft are all coincident.
4. The waterproof radiator fan as set forth in claim 1, wherein: the free end of the rotating shaft is provided with a chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111627967.9A CN114382714B (en) | 2021-12-28 | 2021-12-28 | Waterproof radiator fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111627967.9A CN114382714B (en) | 2021-12-28 | 2021-12-28 | Waterproof radiator fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114382714A CN114382714A (en) | 2022-04-22 |
| CN114382714B true CN114382714B (en) | 2024-05-03 |
Family
ID=81198073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111627967.9A Active CN114382714B (en) | 2021-12-28 | 2021-12-28 | Waterproof radiator fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114382714B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201190677Y (en) * | 2008-04-28 | 2009-02-04 | 宝安区龙华凯美电机厂 | Waterproof type radiator fan |
| CN201368044Y (en) * | 2009-02-24 | 2009-12-23 | 李明烈 | Radiating fan with multiple oil-leakage preventive structures |
| JP3164721U (en) * | 2010-09-08 | 2010-12-16 | 東莞寮歩新舊圍永立電機廠 | Waterproof heat dissipation fan |
| KR20120001649U (en) * | 2010-08-30 | 2012-03-08 | 둥관 리아오부 신지우웨이 프로테크닉 일레트릭 팩토리 | Waterproof heat-dissipating fan |
| CN206397784U (en) * | 2017-01-20 | 2017-08-11 | 东莞市红羽实业有限公司 | A kind of radiator fan of dust-proof leak-proof |
| CN207814006U (en) * | 2018-01-29 | 2018-09-04 | 博罗县鑫正恒电子有限公司 | A kind of radiator fan for being easily installed and safeguarding |
| CN211715356U (en) * | 2020-01-16 | 2020-10-20 | 深圳市英诺维机电科技有限公司 | Sealed waterproof axial fan structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6616422B2 (en) * | 2001-10-09 | 2003-09-09 | Adda Corporation | Cooling fan dust structure for keeping off flying dust from entering into spindle |
| US20120032542A1 (en) * | 2010-08-05 | 2012-02-09 | Rotechnic Company Limited | Water-proof dust-proof and salty-mist-proof cooling fan |
| US20120126644A1 (en) * | 2010-11-24 | 2012-05-24 | Bill Wu | Waterproof and dustproof motor heat dissipation structure and fan device using the same |
-
2021
- 2021-12-28 CN CN202111627967.9A patent/CN114382714B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201190677Y (en) * | 2008-04-28 | 2009-02-04 | 宝安区龙华凯美电机厂 | Waterproof type radiator fan |
| CN201368044Y (en) * | 2009-02-24 | 2009-12-23 | 李明烈 | Radiating fan with multiple oil-leakage preventive structures |
| KR20120001649U (en) * | 2010-08-30 | 2012-03-08 | 둥관 리아오부 신지우웨이 프로테크닉 일레트릭 팩토리 | Waterproof heat-dissipating fan |
| JP3164721U (en) * | 2010-09-08 | 2010-12-16 | 東莞寮歩新舊圍永立電機廠 | Waterproof heat dissipation fan |
| CN206397784U (en) * | 2017-01-20 | 2017-08-11 | 东莞市红羽实业有限公司 | A kind of radiator fan of dust-proof leak-proof |
| CN207814006U (en) * | 2018-01-29 | 2018-09-04 | 博罗县鑫正恒电子有限公司 | A kind of radiator fan for being easily installed and safeguarding |
| CN211715356U (en) * | 2020-01-16 | 2020-10-20 | 深圳市英诺维机电科技有限公司 | Sealed waterproof axial fan structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114382714A (en) | 2022-04-22 |
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