CN2869401Y - Rotating structure for radiating fan - Google Patents
Rotating structure for radiating fan Download PDFInfo
- Publication number
- CN2869401Y CN2869401Y CN 200520130275 CN200520130275U CN2869401Y CN 2869401 Y CN2869401 Y CN 2869401Y CN 200520130275 CN200520130275 CN 200520130275 CN 200520130275 U CN200520130275 U CN 200520130275U CN 2869401 Y CN2869401 Y CN 2869401Y
- Authority
- CN
- China
- Prior art keywords
- radiation fan
- rotational structure
- rotating shaft
- fan according
- axle sleeve
- 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.)
- Expired - Fee Related
Links
- 230000005855 radiation Effects 0.000 claims description 47
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 16
- 241000883990 Flabellum Species 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a rotational structure of radiator fan, the structure mainly comprises two shaft sleeves supported by two supporting bodies of a radiator fan seat and two rotation ends of rotating shaft of the radiator fan is configured through the two shaft sleeves and make the rotating shaft rotated on a single axial line, thereby keeping the rotating shaft unbiased and avoided the noise generation in operation of radiator fan.
Description
Technical field
The utility model relates to a kind of rotational structure of radiation fan, particularly a kind ofly radiation fan is maintained really turn round on the single axis action and reduces the rotational structure of abnormal sound.
Background technique
With regard to making air flows now and then reaching with regard to the fan of heat radiation function, can be divided into multiple fan form according to different Environmental Conditions and purposes.And along with the progress of science and technology, industry such as information, communication is upgraded fast, make the radiation fan demand that is used for the precise electronic sci-tech product double, and be used for the radiation fan of the higher precise electronic sci-tech product of this high power and running speed, for this electronic product of arranging in pairs or groups, and belong to the less fan of a kind of volume.Electronic product uses this radiation fan to realize the purpose of air flows, and solves because of the powerful high temperataure phenomena that produces of power.Thus, heat radiation function makes it keep certain operational paradigm in certain temperature range.If can't effectively discharge the heat energy that is produced in the product running, the relevant zero element that causes because of temperature is too high in the time of then may causing product to use is crossed cause thermal damage or on fire, makes it cause on the living conditions a big secret worry.Therefore, in most precise electronic sci-tech product, also be equipped with device, to realize the effect of heat radiation such as fan.
The improvement of existing cooling fan structure mainly is to have the radiation fan and that a radiation is extended with flabellum and has the pedestal of rotation space with ccontaining this radiation fan.On pedestal, dispose circuit board and coil case, be used to import electric power and be rotated action, and then be provided with a rotating shaft, and be provided with bearing member at corresponding this rotating shaft position of pedestal in this radiation fan center to drive this radiation fan.With regard to prior art, owing to be subjected to the restriction of the volume assembled of radiation fan, so radiation fan efficient depends on the rotating speed of radiation fan.But under high-speed state, rotating shaft will produce high heat with the bearing member excessive friction, and rotating shaft also is partial to the collision bearing member easily and is produced unusual noise.Thus, just develop the higher ceramic bearing of wear resistance.But ceramic bearing be difficult to relatively realize in the design of location, and the high heat problem that friction is produced also fails to avoid effectively because of its hardness height.
The model utility content
Main purpose of the present utility model is to solve above-mentioned defective, and for fear of the existence of this defective, the utility model provides a kind of and radiation fan maintained really turn round on the single axis action and reduce the rotational structure of abnormal sound.
Thus, the rotational structure of a kind of radiation fan of the present utility model, it comprises: a radiation fan, comprise that a main body reaches the flabellum by this Subject Extension, and be equipped with a rotating shaft on this flabellum, two ends that define this rotating shaft are held for rotating, and dispose an axle sleeve on each rotation end; One pedestal, has a rotation space, be used for ccontaining this radiation fan, rotate end in these pedestal both sides to should rotating shaft two and be provided with two stake bodies, on these two stake bodies, press two axle sleeves so that two of this rotating shaft rotate end maintains on the single axis and be rotated.Wherein, two stake bodies can respectively dispose a bearing member that has to the section of pulling and press this axle sleeve with correspondence.
Therefore, the utlity model has following advantage, that is, the abnormal sound that can avoid the rotating shaft offset collisions to be produced effectively, in addition, lower friction area also can lower the generation of high heat.
Description of drawings
Fig. 1 is a stereoscopic schematic representation of the present utility model;
Fig. 2 is a STRUCTURE DECOMPOSITION schematic representation of the present utility model;
Fig. 3 is a combination generalized section of the present utility model;
Fig. 4 is another embodiment's of the utility model a combination generalized section;
Fig. 5 is another combination of the utility model embodiment's a decomposing schematic representation.
Embodiment
Relevant preferred embodiment of the present utility model and technology contents, existing accompanying drawings is as follows:
Seeing also Figure 1 and Figure 2, is stereoscopic of the present utility model and STRUCTURE DECOMPOSITION schematic representation.As shown in the figure, the utility model is a kind of rotational structure of radiation fan, mainly has a radiation fan 1, and this radiation fan 1 comprises a main body 10 and a plurality of flabellum 11 that is extended by main body 10 radiation.This main body 10 is provided with the rotating shaft 12a that rotates end 121a that has that lays respectively at main body 10 both sides, and on two rotation end 121a, dispose two axle sleeves 40, wherein, this radiation fan 1 is placed in the pedestal 2, and this pedestal 2 has a rotation space and is rotated action for this radiation fan 1.In this rotation space, dispose drive this radiation fan 1 driving mechanism (as shown in the figure, this driving mechanism can comprise that coil case 21 and circuit board 22 are to receive electric power and to be converted into magnetic force to drive the driving mechanism that radiation fan 1 rotates, this driving mechanism belongs to prior art, not this Applicant's Abstract graph technical characteristics, so do not do at this and to give unnecessary details), and rotate end 121a to should rotating shaft 12a two and be provided with two stake bodies 32 on this pedestal 2, these two stake bodies 32 dispose also that a bearing member 33 presses these two axle sleeves 40 with correspondence so that two of this rotating shaft 12a rotate end 121a maintains on the single axis and be rotated.Can be one-body molded at this stake body 32 shown in first embodiment, or as shown in Figure 5 with placement body 30 and the lid 31 of forming this pedestal 2, this pedestal 2 is provided with a positioning part 34 and connects discretely for this stake body 32 and establish.
Please consulting Fig. 2 and shown in Figure 3 simultaneously, is STRUCTURE DECOMPOSITION schematic representation of the present utility model and combination generalized section.From figure, can find out clearly, in the present embodiment, this rotation end 121a is recessed to form by this rotating shaft 12a end, 40 on two axle sleeves form the restriction rotation surface to the shape that should rotate end 121a, and the bearing member 33 of this stake body 32 is recessed to form one equally and supports 40 on 331, two axle sleeves of the section of pulling to forming the restriction rotation surface to the section of pulling 331 shapes.By location, this axle sleeve 40 two ends, maintain on the single axis so radiation fan 1 will can not break away from axle sleeve 40 when rotating and to be rotated.Thus, the abnormal sound that can avoid rotating shaft 12a offset collisions to be produced effectively.
Seeing also shown in Figure 4ly, is another embodiment's of the utility model combination generalized section.This top point that rotates end 121b is the triangle taper of cusp, and this rotates the external diameter of the external diameter of end 121b less than this rotating shaft 12b, and should rotate and hold 121b to be formed by the external diameter convergent of this rotating shaft 12b.And this bearing member 33 extends one to the section of pulling 331 to this axle sleeve 40.Should support the external diameter of the external diameter of the section of pulling 331, and 40 pairs on this axle sleeve should support the section of pulling 331 and rotation is held the 121b shape and formed the restriction rotation surface less than this rotating shaft 12b.Same as above, by location, this axle sleeve 40 two ends, maintain on the single axis so radiation fan 1 will can not break away from axle sleeve 40 when rotating and to be rotated.Thus, the abnormal sound that can avoid rotating shaft 12b offset collisions to be produced effectively.
No matter be any mode of execution, major technique all makes radiation fan when rotating, and two of rotating shaft rotate end and are rotated because of the spacing state of axle sleeve and bearing member maintains on the single axis.And on making, then can freely select for use unlike material to be used for the radiation fan (for example axle sleeve, bearing member adopt the wear-resistant ceramic material) of high speed rotating, and lower friction area also can lower high hot generation.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (12)
1. the rotational structure of a radiation fan is characterized in that, described rotational structure comprises:
One radiation fan (1), comprise a main body (10) and the flabellum (11) that extends by described main body (10), and on described flabellum (11), be equipped with a rotating shaft (12a, 12b), and two ends that define described rotating shaft (12a, 12b) are for rotating end (121a, 121b), and rotate on the end (121a, 121b) at each and to dispose an axle sleeve (40); And
One pedestal (2), has a rotation space, be used for ccontaining described radiation fan (1), two of corresponding described rotating shafts (12a, 12b) are rotated end (121a, 121b) and are provided with two stake bodies (32) in described pedestal (2) both sides, press described two axle sleeves (40) so that two of described rotating shaft (12a, 12b) rotate end (121a, 121b) maintains on the single axis and be rotated on described two stake bodies (32).
2. the rotational structure of radiation fan according to claim 1 (1) is characterized in that, the external diameter of described rotation end (121a, 121b) is less than the external diameter of described rotating shaft (12a, 12b).
3. the rotational structure of radiation fan according to claim 1 (1) is characterized in that, described rotation end (121a) is recessed to form by described rotating shaft (12a) end.
4. the rotational structure of radiation fan according to claim 1 (1) is characterized in that, described stake body (32) can be one-body molded with described pedestal (2).
5. the rotational structure of radiation fan according to claim 1 (1) is characterized in that, described pedestal (2) is provided with a positioning part (34), connects for described stake body (32) and establishes.
6. the rotational structure of radiation fan according to claim 1 (1) is characterized in that, corresponding described rotation end (121a, the 121b) shape of described two axle sleeves (40) and form one the restriction rotation surface.
7. the rotational structure of radiation fan according to claim 1 (1) is characterized in that, described stake body (32) disposes a bearing member (33), is used for correspondence and presses described axle sleeve (40).
8. the rotational structure of radiation fan according to claim 7 (1) is characterized in that, described bearing member (33) extends one to described axle sleeve (40) and supports the section of pulling (331).
9. the rotational structure of radiation fan according to claim 8 (1) is characterized in that, the described external diameter that supports the external diameter of the section of pulling (331) less than described rotating shaft (12b).
10. the rotational structure of radiation fan according to claim 8 (1) is characterized in that, described axle sleeve (40) is corresponding describedly to be supported the shape of the section of pulling (331) and form one and limit rotation surface.
11. the rotational structure according to the described radiation fan of claim 7 (1) is characterized in that, described bearing member (33) is recessed to form one and supports the section of pulling (331).
12. the rotational structure of radiation fan according to claim 11 (1) is characterized in that, the corresponding described restriction rotation surface that forms to the section of pulling (331) shape of described axle sleeve (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520130275 CN2869401Y (en) | 2005-11-03 | 2005-11-03 | Rotating structure for radiating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520130275 CN2869401Y (en) | 2005-11-03 | 2005-11-03 | Rotating structure for radiating fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2869401Y true CN2869401Y (en) | 2007-02-14 |
Family
ID=37724337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520130275 Expired - Fee Related CN2869401Y (en) | 2005-11-03 | 2005-11-03 | Rotating structure for radiating fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2869401Y (en) |
-
2005
- 2005-11-03 CN CN 200520130275 patent/CN2869401Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207459903U (en) | Motor and its rotor balancing plate | |
| CN203934267U (en) | Integrate the radiator of radiating fin and electric fan | |
| CN2869401Y (en) | Rotating structure for radiating fan | |
| CN2763871Y (en) | Hard disk fixing module | |
| CN207677615U (en) | A kind of linear motor | |
| CN203308654U (en) | Blade structure capable of being driven by air convection currents to rotate | |
| CN202732388U (en) | Magnetic fan | |
| CN2851669Y (en) | Rotation structure of heat radiation fan | |
| CN2883745Y (en) | Rotary structure of radiation fan | |
| CN202746102U (en) | Internal resistance type blade perpendicular magnetic suspension wind driven generator | |
| CN200989331Y (en) | Frame structure of antivibrating fan | |
| CN202873259U (en) | Structure of automatic heat radiation and housing of heat radiation fin | |
| CN202646079U (en) | Improved cooling fan structure | |
| CN110691495A (en) | High-efficient heat dissipation type console mode advertisement machine | |
| CN202100507U (en) | Oscillating energy-efficient double-blade fan structure | |
| CN203562861U (en) | External rotor motor | |
| CN203272482U (en) | Spindle supporting structure of switch equipment | |
| CN2938543Y (en) | Impeller axle sleeve type rotor device | |
| CN2825999Y (en) | Apparatus for reducing windmill friction through magnetic repellent force | |
| CN207618127U (en) | A kind of folding separate machine of the non-woven fabrics tablecloth | |
| CN215989466U (en) | Electronic power supply with wire-off prevention function | |
| CN209562369U (en) | A kind of novel permanent magnetic power transmission device that protective is good | |
| CN201588814U (en) | Fan | |
| CN202612184U (en) | Fan apparatus having porous bearings | |
| CN1327142C (en) | Magnetic bearing structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070214 Termination date: 20091203 |