CN107477001A - Air-supply arrangement - Google Patents
Air-supply arrangement Download PDFInfo
- Publication number
- CN107477001A CN107477001A CN201710417203.4A CN201710417203A CN107477001A CN 107477001 A CN107477001 A CN 107477001A CN 201710417203 A CN201710417203 A CN 201710417203A CN 107477001 A CN107477001 A CN 107477001A
- Authority
- CN
- China
- Prior art keywords
- air
- flat board
- flat
- supply arrangement
- maintaining part
- 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.)
- Pending
Links
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
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
-
- 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
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
- F04D17/161—Shear force 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
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- 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
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
-
- 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
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/0626—Details of the lubrication
-
- 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
- F04D29/002—Details, component parts, or accessories 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
- F04D29/08—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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
Abstract
The present invention provides a kind of air-supply arrangement, and it has:Air supplying part with the multiple flat boards arranged across axial gap;The motor part for rotating air supplying part;And accommodate the shell of air supplying part and motor part.Shell has:In the air entry that the top of air supplying part penetrates vertically;And it is radially oriented the air outlet of opening in the radial outside of air supplying part.The rotating part of motor part has wheel hub, and the wheel hub has the flat board maintaining part for keeping multiple flat boards.When air supplying part rotates, the air-flow for being radially oriented outside is produced between flat board by the viscous drag and centrifugal force of planar surface.Due to producing air-flow between flat board, therefore the air-flow is not easy to leak along above-below direction, so as to improve air-supply efficiency.Multiple flat boards are kept by flat board maintaining part, air supplying part can be stably rotated, therefore can more improve air-supply efficiency.Therefore, it is not easy to cause efficiency decline of blowing in the case of being thinned.Quietness is excellent compared with the centrifugal fan with impeller.
Description
Technical field
The present invention relates to a kind of air-supply arrangement.
Background technology
Conventionally, there is known by making to have the impeller of multiple blades to rotate to be radially oriented the centrifugal type that outside produces air-flow
Air-supply arrangement.It is on the books on the conventional air-supply arrangement with impeller, such as in Japanese Kokai 2008-88985.
In the air-supply arrangement described in Japanese Kokai 2008-88985, by being referred to as the multiple of fan blade
Gas around blade extrusion, produces the air-flow for being radially oriented outside.
In recent years, miniaturization, the slimming of electronic equipment are constantly required.Therefore, in the cooling in electronic equipment
The air-supply arrangement used also requires to be thinned.
Here, the air-supply arrangement as described in Japanese Kokai 2008-88985, air-flow is being produced using impeller
In the case of, when rotated, the air-flow that blade is extruded leaks from the axial upper and lower end parts of blade.Thus, above and below the axial direction of blade
Blast in end becomes less than the axially blast near center of blade.Therefore, if making air-supply arrangement be thinned and make impeller
Axial length diminish, then produce can not obtain sufficiently air-supply efficiency the problem of.
The content of the invention
It is an object of the invention to provide a kind of technology for the centrifugal type air-supply arrangement that can realize that air-supply efficiency is good.
The air-supply arrangement of the exemplary first aspect of the application has:Air supplying part, it is with vertically extending
Rotated centered on mandrel line;Motor part, it rotates the air supplying part;And shell, it accommodates described air supplying part and described
Motor part.The shell has:Air entry, it is configured at the top of the air supplying part, penetrated vertically;And air outlet, its
The radial outside of the air supplying part is configured at, opening is radially oriented at least a portion of circumference.The air supplying part has in axle
The multiple flat boards arranged upwards across axial gap.The motor part has:Stationary part, it has armature;And rotating part,
It has magnet and wheel hub, and the magnet configuration keeps the magnet in the radial outside of the armature, the wheel hub.The wheel
Hub has:Top plate portion, it covers the top of the armature;Magnet maintaining part, it is cylindrical downward from the top plate portion
Extension, the magnet is kept in inner peripheral surface;And flat board maintaining part, its magnet maintaining part radial outside along radially
Extension, keep at least a portion of multiple flat boards.
According to the exemplary of the application in a first aspect, when air supplying part rotates, by the viscous drag of planar surface with
And centrifugal force is radially oriented the air-flow in outside come generation in the axial gap between flat board.Due to producing gas between flat board
Stream, therefore the air-flow is not easy to leak along above-below direction, so as to improve air-supply efficiency.Moreover, protected by flat board maintaining part
Multiple flat boards are held, thus air supplying part can be stably rotated.Therefore, it is possible to more improve air-supply efficiency.Thus, even in slim
In the case of having changed, it is not easy to cause efficiency decline of blowing.Also, compared with the centrifugal fan with impeller, quietness is excellent.
Referring to the drawings, and by the detailed description to the preferred embodiment of the present invention below, it is of the invention above-mentioned and
Other features, key element, step, feature and advantage can become more fully apparent.
Brief description of the drawings
Fig. 1 is the stereogram of the air-supply arrangement involved by first embodiment.
Fig. 2 is the top view of the air-supply arrangement involved by first embodiment.
Fig. 3 is the sectional view of the air-supply arrangement involved by first embodiment.
Fig. 4 is the exploded perspective view of the air-supply arrangement involved by first embodiment.
Fig. 5 is the partial sectional view of the air-supply arrangement involved by first embodiment.
Fig. 6 is the partial sectional view of the air-supply arrangement involved by variation.
Fig. 7 is the partial sectional view of the air-supply arrangement involved by variation.
Fig. 8 is the partial sectional view of the air-supply arrangement involved by variation.
Fig. 9 is the partial sectional view of the air-supply arrangement involved by variation.
Figure 10 is the partial sectional view of the air-supply arrangement involved by variation.
Figure 11 is the partial sectional view of the air-supply arrangement involved by variation.
Figure 12 is the partial sectional view of the air-supply arrangement involved by variation.
Figure 13 is the partial sectional view of the air-supply arrangement involved by variation.
Figure 14 is the top view of the air-supply arrangement involved by variation.
Embodiment
Hereinafter, the example of open air-supply arrangement.In addition, in the disclosure, relative to lower board unit using upper plate portion to be upper, to each portion
Shape and position relationship illustrate.But it is not intended to limit air-supply arrangement exist by the definition of the above-below direction
Direction during manufacture and when using.
The first embodiment > of < 1.
Fig. 1 is the stereogram of the air-supply arrangement 1 involved by first embodiment.Fig. 2 is the top view of air-supply arrangement 1.Fig. 3
It is the sectional view along the air-supply arrangement 1 of Section A-A.Fig. 4 is the exploded perspective view of air-supply arrangement 1.Fig. 5 is air-supply arrangement 1
Partial sectional view.The air-supply arrangement 1 is rotated by air supplying part 40 to produce the centrifugal type air-supply for the air-flow for being radially oriented outside
Device.The electronic equipment such as being installed in personal computer of air-supply arrangement 1, for cooling down inside it.In addition, the present invention's send
Wind apparatus 1 can also be used in other purposes.
As shown in Figure 1 to 4, air-supply arrangement 1 has shell 20, motor part 30 and air supplying part 40.
Shell 20 is the housing for accommodating motor part 30 and air supplying part 40.Shell 20 have lower board unit 21, side of sidewall portion 22 with
And upper plate portion 23.
Lower board unit 21 forms the bottom of shell 20.Lower board unit 21 is sent in the lower section of air supplying part 40 along radial expansion, covering
At least a portion of the downside in wind portion 40.Also, lower board unit 21 supports motor part 30.
Side of sidewall portion 22 extends upward from lower board unit 21.Side of sidewall portion 22 is covered between lower board unit 21 and upper plate portion 23 and sent
The side in wind portion 40.Also, the part of side of sidewall portion 22 in the circumferential has the air outlet 201 for being radially oriented opening.In this reality
Apply in mode, lower board unit 21 and side of sidewall portion 22 are formed and be integrated.But lower board unit 21 and side of sidewall portion 22 can also be split portions
Part.
Upper plate portion 23 forms the cap of shell 20.Upper plate portion 23 is in the top of lower board unit 21 along radial expansion.On also,
Plate portion 23 has the air entry 202 penetrated vertically.That is, upper plate portion 23 has the inner edge portion 231 for forming air entry 202.Overlook
The shape of air entry 202 during observation is, for example, the circle centered on central axis 9.
Motor part 30 is the drive division for rotating air supplying part 40.As shown in figure 5, motor part 30 has stationary part 31 and rotation
Portion 32.Stationary part 31 is fixed on lower board unit 21.Thus, stationary part 31 is relative to the geo-stationary of shell 20.Rotating part 32 is supported by
For that can be rotated relative to stationary part 31 centered on central axis 9.
Stationary part 31 has stator fixed part 311, stator 312 and bearing case 313.
Stator fixed part 311 is embedded in fixing hole 211, and the fixing hole 211 is arranged at lower board unit 21.Thus, stator is solid
Determine portion 311 and be fixed on lower board unit 21.Stator fixed part 311 is from the fixed part between fixing hole 211 upward with central shaft
Cylindrical extension centered on line 9.Stator 312 is fixed with the peripheral part on the top of stator fixed part 311.
Stator 312 is the armature that magnetic flux is produced according to the driving current being externally supplied.Stator 312 annularly surrounds up and down
Around the central axis 9 of extension.Stator 312, which has the stator core for the ring-type being for example made up of stacked steel plate and is wound in, to be determined
The wire of sub- iron core.
Bearing case 313 is the part of bottomed cylindrical.That is, bearing case 313 has discoideus bottom and from bottom
The cylindrical portion extended upward.Bearing case 313 is fixed on the inner peripheral surface of stator fixed part 311.
Rotating part 32 has axle 321, wheel hub 322, parts of bearings 323 and magnet 324.
Axle 321 is the part configured along central axis 9.The axle 321 of present embodiment has:It is configured at aftermentioned first circle
The inside in cylinder portion 52, and the columned position extended centered on central axis 9;And under the columned position
The discoideus position that end radially extends.
Wheel hub 322 is fixed on axle 321.Wheel hub 322 is made up of hub body part 501 and vibrating part 502.Hub body
Part 501 has top plate portion 51, the first cylindrical portion 52, the second cylindrical portion 53 and magnet maintaining part 54.Vibrating part 502 has
Outside wall portions 55, top plate fixed part 56 and flat board maintaining part 57.
Top plate portion 51 is along the discoideus position of radial expansion centered on central axis 9.Top plate portion 51 is configured at
The top of stator 312.Top plate portion 51 has the recess 511 from upper surface depression in its outer edge.
First cylindrical portion 52 is from the cylindrical extension centered on central axis 9 downward of top plate portion 51.In the first circle
The inner containment in cylinder portion 52 has the columned position of axle 321.Moreover, axle 321 is fixed on the first cylindrical portion 52.
Second cylindrical portion 53 is from the cylindrical extension centered on central axis 9 downward of top plate portion 51.Second cylinder
The internal diameter in portion 53 is more than the external diameter of the first cylindrical portion 52.That is, the second cylindrical portion 53 is configured at the radial outside of the first cylindrical portion 52.
Magnet maintaining part 54 is prolonged from the radial outer end of top plate portion 51 is cylindrical centered on central axis 9 downward
Stretch.Magnet maintaining part 54 is configured at the radial outside of stator 312.Magnet 324 is fixed with the inner peripheral surface of magnet maintaining part 54.
Outside wall portions 55 are the cylindric positions extended up and down centered on central axis 9.Outside wall portions 55 are along wheel hub
The outer peripheral face of the magnet maintaining part 54 of main element 501 and configure.
Top plate fixed part 56 is radially oriented inner side in circular extension from the upper end of outside wall portions 55.Top plate fixed part 56 is matched somebody with somebody
It is placed in recess 511, the recess 511 is arranged at the upper surface of the top plate portion 51 of hub body part 501.Also, thus, top plate
The upper surface in portion 51 is identical with the axial location of the upper surface of top plate fixed part 56.
Flat board maintaining part 57 extends from the bottom of outside wall portions 55 to radial outside.Flat board maintaining part 57 is in hub body portion
The radial outside of the magnet maintaining part 54 of part keeps air supplying part 40.In the present embodiment, air supplying part 40 is placed in flat board holding
The upper surface in portion 57.Thus, flat board maintaining part 57 stably keeps multiple flat boards 410 possessed by air supplying part 40.
Parts of bearings 323 is the cylindric part extended up and down centered on central axis 9.Parts of bearings 323 along
The outer peripheral face configuration of first cylindrical portion 52 of hub body part 501.Also, parts of bearings 323 is fixed on the first cylindrical portion 52
Outer peripheral face.Parts of bearings 323 radial outside and hub body part 501 the second cylindrical portion 53 radially inner side position
The place of putting is configured with the cylindrical portion of bearing case 313.
Magnet 324 is fixed on the inner peripheral surface of the magnet maintaining part 54 of hub body part 501.Also, magnet 324 is configured at
The radial outside of stator 312.In the present embodiment, the magnet 324 of annular shape has been used.The face of the radially inner side of magnet 324
It is diametrically relative with stator 312 across small gap.Also, alternating magnetization goes out in the circumference of the inner peripheral surface in magnet 324
N poles and S poles.Alternatively, it is also possible to replace the magnet 324 of annular shape using multiple magnet.In the situation using multiple magnet
Under, as long as arranging multiple magnet in a manner of the magnet of the magnet of N poles and S poles is alternately arranged in the circumferential.
As shown in amplification in Fig. 5, bearing case 313 and axle 321, parts of bearings 323 and hub body part 501 it
Between lubricating fluid 300 be present.Lubricating fluid 300 has for example used polyol-ester type oil or two Esters oils.Axle 321, wheel hub 322 with
And parts of bearings 323 is supported to rotate relative to bearing case 313 across lubricating fluid 300.In this way, in this embodiment party
In formula, by the bearing case 313 of the inscape as stationary part 31, as rotating part 32 inscape axle 321, bearing
Part 323 and hub body part 501 and lubricating fluid 300 constitute hydrodynamic pressure bearing.
For the interface configurations of lubricating fluid 300 in sealing 301, the sealing 301 is the outer peripheral face and wheel of bearing case 313
Gap between the inner peripheral surface of second cylindrical portion 53 of hub main element 501.In sealing 301, with from above towards under
The increase of the distance between inner peripheral surface of side, the outer peripheral face of bearing case 313 and the second cylindrical portion 53.That is, in sealing 301,
With the interface away from lubricating fluid 300, the distance between inner peripheral surface of the outer peripheral face of bearing case 313 and the second cylindrical portion 53
Increase.In this way, the radial width of sealing 301 is from above towards lower section with increasing, so as to which lubricating fluid 300 is attached at interface
Closely attracted upward.Spilt therefore, it is possible to suppress the outside of lubricating fluid 300 to sealing 301.
In this way, by the way that hydrodynamic pressure bearing is used as into connection stationary part 31 and the Bearning mechanism of rotating part 32, rotation can be made
Transfer part 32 is stably rotated.Therefore, it is possible to suppress to produce abnormal sound from motor part 30.
In such motor part 30, if supplying driving current to stator 312, magnetic flux is produced in stator 312.Moreover,
By the flux interaction between stator 312 and magnet 324, circumferential torque is produced between stationary part 31 and rotating part 32.Its
As a result, rotating part 32 rotates relative to stationary part 31 around central axis 9.It is held in sending for the flat board maintaining part 57 of rotating part 32
Wind portion 40 together rotates with rotating part 32 around central axis 9.
As shown in FIG. 4 and 5, air supplying part 40 has multiple flat boards 410 and multiple packing rings 420.Flat board 410 and packing ring
420 are alternately arranged in the axial direction.Also, adjacent flat board 410 and packing ring 420 is fixed by bonding etc..
As shown in FIG. 4 and 5, in the present embodiment, multiple flat boards 410 include:Put down the upside for being configured at the top
Plate 411;It is configured at the lower flat 412 of bottom;And be configured at upside flat board 411 lower section and lower flat 412 it is upper
Four central flats 413 of the opening position of side.That is, the air supplying part 40 of present embodiment has six flat boards 410.Multiple flat boards
410 arrange across axial gap 400 in the axial direction.
Each flat board 410 is for example formed using stainless steel and other metal materials or resin material.Also, each flat board 410 is for example
It can be formed using paper.In this case, the paper containing glass fibre or metal wire etc. in string can also be used.If
Flat board 410 is formed using metal material, then compared with the situation of flat board 410 is formed using resin material, it is possible to increase flat board 410
Dimensional accuracy.
In the present embodiment, upside flat board 411 and four central flats 413 are identical shape.As shown in Figure 1, Figure 2 and
Shown in Fig. 5, upside flat board 411 and central flat 413 have respectively inner annular portion 61, outer ring-like portion 62, multiple ribs 63 and
Multiple passages 60.In addition, in the present embodiment, the number of the quantity of rib 63 and passage 60 possessed by each flat board 410
Amount is respectively five.
Inner annular portion 61 is the position of the ring-type configured centered on central axis 9.Inner annular portion 61 has at its center
The medium pore 65 (reference picture 4) of up/down perforation.Outer ring-like portion 62 is the footpath that inner annular portion 61 is configured at centered on central axis 9
The position of ring-type laterally.Each rib 63 connects inner annular portion 61 and outer ring-like portion 62.Each passage 60 and air supplying part 40
The space of radial outside connected across the axial gap 400 neighbouring with the flat board 410 with the passage 60.In addition,
When from end on observation, passage 60 is respectively arranged at the opening position overlapping with the air entry of shell 20 202.
Lower flat 412 is the part of the ring-type and tabular configured centered on central axis 9.Lower flat 412 is at it
Center has the medium pore 65 of up/down perforation.
As shown in figure 4, packing ring 420 is respectively circular part.Between packing ring 420 is configured at into flat board 410,
Axial gap 400 is ensure that between flat board 410.Packing ring 420 has the medium pore 429 of up/down perforation at its center respectively.Each
The inside of the medium pore 65 of flat board 410 and the medium pore 429 of each packing ring 420 is configured with motor part 30.
Packing ring 420 is configured at position overlapping with the inner annular portion 61 of upside flat board 411 and central flat 413 in the axial direction
Put place.In this way, packing ring 420 is only configured in a part of region of the radial direction in axial gap 400.
When motor part 30 drives, air supplying part 40 rotates together with rotating part 32.Thus, each surface of flat board 410 is passed through
Viscous drag and centrifugal force, the air-flow for being radially oriented outside is produced in the near surface of each flat board 410.Therefore, in flat board 410
Between axial gap 400 in produce be radially oriented outside air-flow.Then, the gas on the top of shell 20 via shell 20 suction
The passage 60 of gas port 202 and upside flat board 411 and central flat 413 supplies towards each axial gap 400, outer from being arranged at
The air outlet 201 of the sidepiece of shell 20 is discharged to the outside of air-supply arrangement 1.
Here, the axial width of each flat board 410 is about 0.1mm.On the other hand, the axial length of each axial gap 400 is
About 0.3mm.Preferably axially the axial length in gap 400 is 0.2mm~0.5mm.If the axial length of axial gap 400 is big,
When air supplying part 40 rotates, produced in the upper surface of air-flow caused by the lower surface of the flat board 410 of upside and the flat board 410 in downside
Interval is vacated between raw air-flow.Then, the static pressure in axial gap 400 will not become big, it is possible to can not discharge sufficient wind
Amount.It is difficult to reduce the volume of air-supply arrangement 1 in the axial direction also, if the axial length of axial gap 400 is big.Therefore, at this
In air-supply arrangement 1, the axial length of axial gap 400 is located in the range of 0.2mm~0.5mm.Thus, axial gap is improved
Static pressure in 400 and sufficient draft capacity can be obtained, and air-supply arrangement 1 can be made more to be thinned.
Upside flat board 411 and central flat 413 have passage 60.Therefore, in upside flat board 411 and central flat
In 413, being configured at the outer ring-like portion 62 in the outside of passage 60 turns into the air-supply region that air-flow is produced near surface.The opposing party
Face, lower flat 412 do not have passage 60.Therefore, in the upper surface side of lower flat 412, than the portion contacted with packing ring 420
Region entirety in the outer part is divided to turn into air-supply region.That is, in the upper surface side of lower flat 412, in the axial direction with upside flat board
411 and passage 60 and the overlapping region of rib 63 and the area overlapping with outer ring-like portion 62 in the axial direction of central flat 413
Domain turns into air-supply region.Also, in the lower face side of lower flat 412, than the part that is contacted with flat board maintaining part 57 in the outer part
Region entirety turn into air-supply region.In addition, also produce air-flow in the lower surface of flat board maintaining part 57.
In this way, the air-supply region of lower flat 412 is bigger than the air-supply region of upside flat board 411 and central flat 413.Cause
This, can be than other axial directions in the axial gap 400 being configured between the central flat 413 of lower side and lower flat 412
Improve static pressure in gap 400.
Downward by the air-flow of air entry 202 and multiple passages 60 in each axial gap 400 by radially
Outside attracts.Therefore, weakened by the air-flow of passage 60 with downward.In the present embodiment, by by downside
Air-supply region in flat board 412 is set as the air-supply region being more than in upside flat board 411 and central flat 413, is being configured at most
The air-flow than other axial gap the last 400 is produced in the axial gap 400 of lower section, attraction passes through downwards the gas of passage 60
Stream.Thus, the gas of sufficient amount is also supplied to the axial gap 400 for being configured at bottom.As a result, more improve air supplying part
Air-supply efficiency in 40.
In the impeller rotation for making to have multiple blades produces the conventional air-supply arrangement of air-flow, by caused by impeller
Air-flow leaks in the upper and lower end parts of impeller.Also, the axial length regardless of air-supply arrangement, it can all produce letting out for the air-flow
Leakage.Therefore, if being thinned air-supply arrangement, influence of the leakage in air-supply arrangement entirety can become big, therefore efficiency of blowing
Decline.On the other hand, in the air-supply arrangement 1 of present embodiment, because the near surface in flat board 410 produces air-flow, therefore
The air-flow is not easy to leak along above-below direction.Therefore, even in the feelings for the axial length for reducing the air supplying part 40 for producing air-flow
Under condition, it is not easy to produce the decline of air-supply efficiency because of the leakage of air-flow.That is, even in the feelings for being thinned air-supply arrangement 1
Under condition, it is not easy to cause efficiency decline of blowing.Moreover, keep air supplying part by using along the flat board maintaining part 57 of radial expansion
40, air supplying part 40 can be stably rotated.
Also, in the air-supply arrangement with impeller, produce and periodically make an uproar because of the shape of blade, piece number, configuration etc.
Sound.However, the air-supply arrangement 1 is because the viscous drag by the surface of flat board 410 and centrifugal force produce air-flow, thus with
The air-supply arrangement of impeller is compared, and quietness is excellent.Especially as noted previously, as air supplying part 40 can be stably rotated, therefore energy
Enough generations for further suppressing noise.
Also, from the viewpoint of PQ characteristics (air volume-static pressure characteristic), compared with the air-supply arrangement with impeller, have
Static pressure of the air-supply arrangement 1 of multiple flat boards 410 in low air quantity region is big.Therefore, air-supply arrangement 1 is adapted to compare can only discharge
Used in high density housing of the air-supply arrangement with impeller than relatively low air quantity.As such housing, such as enumerate individual
The electronic equipments such as people's computer.
In the present embodiment, upside flat board 411 and all central flats 413 have passage 60.Thus, all axles
Connected in the axial direction across air entry 202 and passage 60 with the space above shell 20 to gap 400.
In addition, in the manufacturing process of the air-supply arrangement 1, from the axial side (upper surface side) of flat board maintaining part 57 successively
Overlapping six flat boards 410.Therefore, compared with the embodiment assembled from the axial both sides of flat board maintaining part 57, production efficiency is good
It is good.
As shown in Fig. 2 air entry 202 is configured centered on central axis 9.That is, the Center-to-Center axis of air entry 202
9 is consistent.On the other hand, air supplying part 40 is also configured centered on central axis 9.Thus, in air supplying part 40, it is not easy in the circumferential
Produce pressure differential.As a result, the generation of noise can be suppressed.In addition, " consistent " not only includes completely the same situation, and
Also include substantially uniform situation.
The variation > of < 2.
More than, the exemplary embodiment of the present invention is illustrated, but the present invention is not limited to above-mentioned reality
Apply mode.
Fig. 6 is the partial sectional view of the air-supply arrangement 1A involved by a variation.In the air-supply arrangement 1A of Fig. 6 example,
Air supplying part 40A has the multiple flat board 410A arranged in the axial direction across axial gap 400A.Multiple flat board 410A are included:Match somebody with somebody
It is placed in the upside flat board 411A of the top;It is configured at the lower flat 412A of lower side;And it is configured at upside flat board 411A's
Four central flat 413A of the opening position of lower section and lower flat 412A top.
Also, wheel hub 322A has:Hub body part 501A with top plate portion 51A and magnet maintaining part 54A;With
And the vibrating part 502A with the flat board maintaining part 57A along radial expansion.
In air-supply arrangement 1A, flat board maintaining part 57A plays a part of the lower flat 412A as air supplying part 40A.
That is, lower flat 412A is a flat board maintaining part 57A part.Also, flat board maintaining part 57A keeps being used as it in its upper surface
His flat board 410A upside flat board 411A and four central flat 413A.
In addition, in air-supply arrangement 1A manufacturing process, from flat board maintaining part 57A axial side (upper surface side) according to
Secondary overlapping upside flat board 411A and four central flat 413A as other flat boards 410A.Therefore, with from flat board maintaining part
The embodiment of 57A axial both sides assembling is compared, and production efficiency is good.
Fig. 7 is the partial sectional view of the air-supply arrangement 1B involved by another variation.In the air-supply arrangement 1B of Fig. 7 example
In, air supplying part 40B has the multiple flat board 410B arranged in the axial direction across axial gap 400B.Multiple flat board 410B bags
Contain:It is configured at the upside flat board 411B of the top;It is configured at the lower flat 412B of lower side;And it is configured at upside flat board
411B lower section and four central flat 413B of the opening position of lower flat 412B top.
Also, wheel hub 322B has:Hub body part 501B with top plate portion 51B and magnet maintaining part 54B;With
And the vibrating part 502B with the flat board maintaining part 57B along radial expansion.
In air-supply arrangement 1B, flat board maintaining part 57B plays a part of the upside flat board 411B as air supplying part 40B.
That is, upside flat board 411B is a flat board maintaining part 57B part.Also, flat board maintaining part 57B keeps being used as it in its lower surface
His flat board 410B four central flat 413B and lower flat 412B.In this way, flat board maintaining part 57B can also be in lower surface
Side keeps flat board 410B.
In addition, in air-supply arrangement 1B manufacturing process, from flat board maintaining part 57B axial side (lower face side) according to
Four central flat 413Bs and lower flat 412B of the secondary stacking as other flat boards 410B.Therefore, with from flat board maintaining part
The embodiment of 57B axial both sides assembling is compared, and production efficiency is good.Moreover, in assembling, workpiece (assembling dress is placed in
The part put) on be the wheel hub 322B with flat surface top plate portion 51B.That is, due to mounting wheel hub need not be made
The mounting surface of 322B top plate portion 51B workpiece it is complex-shaped, therefore also improve productivity ratio.
Fig. 8 is the partial sectional view of the air-supply arrangement 1C involved by another variation.In the air-supply arrangement 1C of Fig. 8 example
In, air supplying part 40C has the multiple flat board 410C arranged in the axial direction across axial gap 400C.Multiple flat board 410C bags
Contain:It is configured at the upside flat board 411C of the top;It is configured at the lower flat 412C of lower side;And it is configured at upside flat board
411C lower section and four central flat 413C of the opening position of lower flat 412C top.Hereinafter, by four central flats
413C is referred to as the first central flat 414C, the second central flat 415C, the 3rd central flat 416C and the 4th successively from top
Central flat 417C.
Also, wheel hub 322C has:Hub body part 501C with top plate portion 51C and magnet maintaining part 54C;With
And the vibrating part 502C with the flat board maintaining part 57C along radial expansion.
In air-supply arrangement 1C, flat board maintaining part 57C plays the work of the 3rd central flat 416C as air supplying part 40C
With.That is, the 3rd central flat 416C as one of central flat 413C is a flat board maintaining part 57C part.Flat board is kept
Portion 57C flat board 411C, the first central flat 414C and second central flat 415C on the upside of the holding of its upper surface.It is also, flat
Plate maintaining part 57C keeps the 4th central flat 417C and lower flat 412C in its lower surface.In this way, flat board maintaining part 57C
Flat board 410C can also be kept in both upper surface side and lower face side.
As shown in air-supply arrangement 1A, 1B, 1C of Fig. 6~Fig. 8 example, at least one in multiple flat boards of air supplying part also may be used
To be a part for flat board maintaining part.It is integrated, can be suppressed by the way that one in multiple flat boards and flat board maintaining part are formed
Number of components.Thus, the quantity of assembly element tails off, therefore improves productivity ratio.
Fig. 9 is the partial sectional view of the air-supply arrangement 1D involved by another variation.In the air-supply arrangement 1D of Fig. 9 example
In, wheel hub 322D is made up of the single part with top plate portion 51D, magnet maintaining part 54D and flat board maintaining part 57D.Flat board
Maintaining part 57D is radially oriented outer expandable from magnet maintaining part 54D bottom.Also, air supplying part 40D have in the axial direction every
The multiple flat board 410D for axial gap 400D and arranging.Wheel hub 322D flat board maintaining part 57D keeps air supplying part 40D.That is, it is flat
Plate maintaining part 57D keeps multiple flat board 410D.
In addition, in air-supply arrangement 1D manufacturing process, from flat board maintaining part 57D axial side (upper surface side) according to
Six flat board 410D of secondary stacking.Therefore, compared with the embodiment assembled from flat board maintaining part 57D axial both sides, production effect
Rate is good.
Figure 10 is the partial sectional view of the air-supply arrangement 1E involved by another variation.In the air-supply arrangement 1E of Figure 10 example
In, wheel hub 322E is made up of the single part with top plate portion 51E, magnet maintaining part 54E and flat board maintaining part 57E.Flat board
Maintaining part 57E is radially oriented outer expandable from magnet maintaining part 54E bottom.
Also, air supplying part 40E has the multiple flat board 410E arranged in the axial direction across axial gap 400E.It is multiple flat
Plate 410E is included:It is configured at the upside flat board 411E of the top;It is configured at the lower flat 412E of bottom;And it is configured at
Side flat board 411E lower section and four central flat 413E of the opening position of lower flat 412E top.
In air-supply arrangement 1E, flat board maintaining part 57E plays a part of the lower flat 412E as air supplying part 40E.
That is, lower flat 412E is a flat board maintaining part 57E part.Also, flat board maintaining part 57E keeps being used as it in its upper surface
His flat board 410E upside flat board 411E and four central flat 413E.
In addition, in air-supply arrangement 1E manufacturing process, from flat board maintaining part 57E axial side (upper surface side) according to
Upside flat board 411E and four central flat 413Es of the secondary stacking as other flat boards 410E.Therefore, with from flat board maintaining part
The embodiment of 57E axial both sides assembling is compared, and production efficiency is good.
Figure 11 is the partial sectional view of the air-supply arrangement 1F involved by another variation.In the air-supply arrangement 1F of Figure 11 example
In, wheel hub 322F is made up of the single part with top plate portion 51F, magnet maintaining part 54F and flat board maintaining part 57F.Flat board
Maintaining part 57F is radially oriented outer expandable from magnet maintaining part 54F side.
Also, air supplying part 40F has the multiple flat board 410F arranged in the axial direction across axial gap 400F.It is multiple flat
Plate 410F is included:It is configured at the upside flat board 411F of the top;It is configured at the lower flat 412F of bottom;And it is configured at
Side flat board 411F lower section and four central flat 413F of the opening position of lower flat 412F top.
In air-supply arrangement 1F, flat board maintaining part 57F plays a part of the upside flat board 411F as air supplying part 40F.
That is, upside flat board 411F is a flat board maintaining part 57F part.Also, flat board maintaining part 57F keeps being used as it in its lower surface
His flat board 410F four central flat 413F and lower flat 412F.
In addition, in air-supply arrangement 1F manufacturing process, from flat board maintaining part 57F axial side (lower face side) according to
Four central flat 413Fs and lower flat 412F of the secondary stacking as other flat boards 410F.Therefore, with from flat board maintaining part
The embodiment of 57F axial both sides assembling is compared, and production efficiency is good.Moreover, in assembling, workpiece (assembling dress is placed in
The part put) on be the wheel hub 322F with flat surface top plate portion 51F.That is, due to mounting wheel hub need not be made
The mounting surface of 322F top plate portion 51F workpiece it is complex-shaped, therefore also improve productivity ratio.
Figure 12 is the partial sectional view of the air-supply arrangement 1G involved by another variation.In the air-supply arrangement 1G of Figure 12 example
In, wheel hub 322G is made up of the single part with top plate portion 51G, magnet maintaining part 54G and flat board maintaining part 57G.Flat board
Maintaining part 57G is radially oriented outer expandable from magnet maintaining part 54G side.
Also, air supplying part 40G has the multiple flat board 410G arranged in the axial direction across axial gap 400G.It is multiple flat
Plate 410G is included:It is configured at the upside flat board 411G of the top;It is configured at the lower flat 412G of bottom;And it is configured at
Side flat board 411G lower section and four central flat 413G of the opening position of lower flat 412G top.Hereinafter, by four
Between flat board 413G from top successively be referred to as the first central flat 414G, the second central flat 415G, the 3rd central flat 416G with
And the 4th central flat 417G.
In air-supply arrangement 1G, flat board maintaining part 57G plays the work of the 3rd central flat 416G as air supplying part 40G
With.That is, the 3rd central flat 416G as one of central flat 413G is a flat board maintaining part 57G part.Flat board is kept
Portion 57G flat board 411G, the first central flat 414G and second central flat 415G on the upside of the holding of its upper surface.It is also, flat
Plate maintaining part 57G keeps the 4th central flat 417G and lower flat 412G in its lower surface.
As shown in air-supply arrangement 1D, 1E, 1F, 1G of Fig. 9~Figure 12 example, wheel hub can also be made up of single part.It is logical
Cross and wheel hub is formed by single part, compared with forming the situation of wheel hub by multiple parts, number of components can be suppressed.Thus, assemble
The quantity of element tails off, therefore improves productivity ratio.
Also, shown in air-supply arrangement 1E, 1F, 1G of Figure 10~Figure 12 example, at least one in multiple flat boards of air supplying part
Individual can also be a part for flat board maintaining part.It is integrated by the way that one in multiple flat boards and flat board maintaining part are formed, energy
It is enough further to suppress number of components.Thus, the quantity of assembly element further tails off, therefore more improves productivity ratio.
Figure 13 is the partial sectional view of the air-supply arrangement 1H involved by another variation.In the air-supply arrangement 1H of Figure 13 example
In, motor part 30H has stationary part 31H, rotating part 32H and two ball bearing 33H.
Stationary part 31H has stator fixed part 311H and stator 312H.Stator fixed part 311H is affixed to shell 20H's
The part of bottomed cylindrical.Stator 312H is affixed to the armature of stator fixed part 311H outer peripheral face.
Rotating part 32H has axle 321H, wheel hub 322H and magnet 324H.Axle 321H at least bottom is configured at stator
Fixed part 311H inside.Also, wheel hub 322H is fixed in axle 321H upper end.Magnet 324H is fixed on wheel hub 322H.Magnetic
Iron 324H is diametrically oppositely disposed with stator 312H.
Ball bearing 33H, which respectively connects into rotating part 32H, to be rotated relative to stationary part 31H.Specifically, ball bearing
Stationary part 31H stator fixed part 311H inner peripheral surface is fixed in 33H outer ring.Also, ball bearing 33H inner ring is fixed on rotation
Transfer part 32H axle 321H outer peripheral face.Moreover, the ball as multiple spherical rotors between outer ring and inner ring be present.Such as
This, as motor part 30H bearing arrangement, can also replace hydrodynamic using the rolling bearings such as ball bearing (bearing)
Bearing.
In Figure 13 example, motor part 30H has two ball bearing 33H.Moreover, in stator fixed part 311H inner peripheral surface
With near the upper end in the axially opposite regions of axle 321H and lower end is configured with ball bearing 33H.Thereby, it is possible to suppress axle 321H
Tilted relative to central axis 9H.
Figure 14 is the top view of the air-supply arrangement 1J involved by another variation.In the air-supply arrangement 1J of Figure 14 example,
Shell 20J has multiple air outlet 201J.Specifically, side of sidewall portion 22J has in multiple opening positions of circumference and is radially oriented out
The air outlet 201J of mouth.Shell 20J has tongue 203J around each air outlet 201J.Also, air supplying part 40J has in axle
Upwards across multiple flat board 410J of axial gap arrangement.
In the centrifugal fan with impeller, periodic noise is produced because of the shape of blade, piece number, configuration etc..And
And the noise easily produces on tongue periphery.Therefore, if being intended to be exhausted to multiple directions, tongue can increase, therefore cause
Noise properties further deteriorate.However, in air-supply arrangement 1J, due to being radially oriented by flat board 410J rotation to produce
The air-flow in outside, therefore compared with the centrifugal fan with impeller, periodic noise can be reduced.Therefore, even in such as should
Air-supply arrangement 1J like that in the case of being vented in multiple directions, can also suppress noise properties because with tongue 203J it
Between relation and deteriorate.
In above-mentioned embodiment and variation, the quantity of flat board possessed by air supplying part is six, but of the invention
It is not limited to this.The quantity of flat board can be two~tetra- or more than seven.
Also, in above-mentioned embodiment and variation, wheel hub is made up of a part or two parts, but this hair
It is bright to be not limited to this.Wheel hub can also be made up of more than three parts.
Also, the shape of the detail section on each part, can also be different from each shape shown in the drawings of the application.
For example, the shape of shell, air supplying part or motor part can also be different from above-mentioned embodiment and variation.Also, can also
Above-mentioned each key element is combined as in the range of not conflicting.
The present invention can for example be used in air-supply arrangement.
Claims (10)
1. a kind of air-supply arrangement, it has:
Air supplying part, it is rotated centered on vertically extending central axis;
Motor part, it rotates the air supplying part;And
Shell, it accommodates the air supplying part and the motor part,
The shell has:
Air entry, it is configured at the top of the air supplying part, penetrated vertically;And
Air outlet, it is configured at the radial outside of the air supplying part, and opening is radially oriented at least a portion of circumference, described to send
Wind apparatus is characterised by,
The air supplying part has the multiple flat boards arranged in the axial direction across axial gap,
The motor part has:
Stationary part, it has armature;And
Rotating part, it has magnet and wheel hub, and the magnet configuration is in the radial outside of the armature, described in the wheel hub is kept
Magnet,
The wheel hub has:
Top plate portion, it covers the top of the armature;
Magnet maintaining part, it keeps the magnet from the top plate portion cylindrical extension downward in inner peripheral surface;And
Flat board maintaining part, its magnet maintaining part radial outside along radial expansion, keep multiple flat boards extremely
A few part.
2. air-supply arrangement according to claim 1, it is characterised in that
The wheel hub includes:
Hub body part, it has the top plate portion and the magnet maintaining part;And
Vibrating part, it has the flat board maintaining part.
3. air-supply arrangement according to claim 1 or 2, it is characterised in that
At least one in multiple flat boards is a part for the flat board maintaining part.
4. air-supply arrangement according to claim 3, it is characterised in that
The lower flat for being configured at bottom in multiple flat boards is a part for the flat board maintaining part.
5. air-supply arrangement according to claim 3, it is characterised in that
The upside flat board for being configured at the top in multiple flat boards is a part for the flat board maintaining part.
6. air-supply arrangement according to claim 3, it is characterised in that
The air supplying part has the flat board of more than three,
Multiple flat boards include:
Upside flat board, it is configured at the top;
Lower flat, it is configured at bottom;And
One or more central flats, the central flat are configured between the upside flat board and the lower flat,
At least one in the central flat is a part for the flat board maintaining part.
7. air-supply arrangement according to claim 1 or 2, it is characterised in that
The center of the air entry is consistent with the central axis.
8. air-supply arrangement according to claim 1 or 2, it is characterised in that
The stationary part also has bearing case,
The rotating part also has axle and parts of bearings,
Lubricating fluid be present between the bearing case and the axle and the parts of bearings,
The interface configurations of the lubricating fluid in the sealing as the gap between the bearing case and the rotating part,
In the sealing, with away from the interface, the increase of the distance between the bearing case and the rotating part.
9. air-supply arrangement according to claim 1 or 2, it is characterised in that
The motor part also has ball bearing, and the ball bearing, which connects into the rotating part, to be revolved relative to the stationary part
Turn.
10. air-supply arrangement according to claim 1 or 2, it is characterised in that
The shell has the air outlet in multiple opening positions of circumference.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201662347380P | 2016-06-08 | 2016-06-08 | |
US62/347,380 | 2016-06-08 | ||
JP2017-049381 | 2017-03-15 | ||
JP2017049381A JP2017219028A (en) | 2016-06-08 | 2017-03-15 | Blower device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107477001A true CN107477001A (en) | 2017-12-15 |
Family
ID=60573760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710417203.4A Pending CN107477001A (en) | 2016-06-08 | 2017-06-06 | Air-supply arrangement |
Country Status (2)
Country | Link |
---|---|
US (1) | US20170356459A1 (en) |
CN (1) | CN107477001A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9976570B2 (en) * | 2016-06-08 | 2018-05-22 | Nidec Corporation | Blower apparatus |
KR20220043482A (en) * | 2020-09-29 | 2022-04-05 | 현대자동차주식회사 | Motor apparatus having cooling structure |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1061142A (en) * | 1909-10-21 | 1913-05-06 | Nikola Tesla | Fluid propulsion |
US20020195886A1 (en) * | 1999-12-02 | 2002-12-26 | Collins Ralph David | Micromachines |
CN1476516A (en) * | 2000-11-27 | 2004-02-18 | 约翰・F・帕伦波 | Bladeless turbocharger |
WO2011057019A1 (en) * | 2009-11-04 | 2011-05-12 | Wilson Erich A | Composite boundary layer turbine |
CN103620163A (en) * | 2011-05-10 | 2014-03-05 | 埃尔拉股份有限公司 | Turbo-engine, particularly internal combustion engine |
CN105022460A (en) * | 2014-04-18 | 2015-11-04 | 台达电子工业股份有限公司 | Thin-type cooling fan |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2632598A (en) * | 1950-04-05 | 1953-03-24 | Theodore Backer | Centrifugal blower |
DE3673011D1 (en) * | 1986-05-08 | 1990-08-30 | Ibm | DISK STORAGE WITH AIR FILTRATION SYSTEM. |
US4711293A (en) * | 1986-08-28 | 1987-12-08 | Kabushiki Kaisha Toshiba | Ventilator of the heat exchange type |
US7273091B2 (en) * | 2004-04-20 | 2007-09-25 | International Business Machines Corporation | Cooling apparatus for heat generating devices |
JPWO2006137141A1 (en) * | 2005-06-23 | 2009-01-08 | 日本電産コパル電子株式会社 | Blower |
WO2009088955A2 (en) * | 2007-12-31 | 2009-07-16 | Energenox, Inc. | Boundary layer effect turbine |
TWI424662B (en) * | 2010-10-29 | 2014-01-21 | Forcecon Technology Co Ltd | Cooling fan combination structure and its forming method |
US9322561B2 (en) * | 2012-02-17 | 2016-04-26 | Mitsubishi Electric Corporation | Air-conditioning apparatus and configuration of installation of same |
US9464638B2 (en) * | 2012-05-01 | 2016-10-11 | California Institute Of Technology | Reverse brayton cycle with bladeless turbo compressor for automotive environmental cooling |
US10352325B2 (en) * | 2012-10-29 | 2019-07-16 | Exhale Fans LLC | Laminar flow radial ceiling fan |
US10503220B2 (en) * | 2016-04-14 | 2019-12-10 | Microsoft Technology Licensing, Llc | Viscous flow blower for thermal management of an electronic device |
US10291089B2 (en) * | 2016-06-07 | 2019-05-14 | Nidec Corporation | Motor and disk drive apparatus |
-
2017
- 2017-05-30 US US15/608,321 patent/US20170356459A1/en not_active Abandoned
- 2017-06-06 CN CN201710417203.4A patent/CN107477001A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1061142A (en) * | 1909-10-21 | 1913-05-06 | Nikola Tesla | Fluid propulsion |
US20020195886A1 (en) * | 1999-12-02 | 2002-12-26 | Collins Ralph David | Micromachines |
CN1476516A (en) * | 2000-11-27 | 2004-02-18 | 约翰・F・帕伦波 | Bladeless turbocharger |
WO2011057019A1 (en) * | 2009-11-04 | 2011-05-12 | Wilson Erich A | Composite boundary layer turbine |
CN103620163A (en) * | 2011-05-10 | 2014-03-05 | 埃尔拉股份有限公司 | Turbo-engine, particularly internal combustion engine |
CN105022460A (en) * | 2014-04-18 | 2015-11-04 | 台达电子工业股份有限公司 | Thin-type cooling fan |
Also Published As
Publication number | Publication date |
---|---|
US20170356459A1 (en) | 2017-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107477002A (en) | Air-supply arrangement | |
EP1820971B1 (en) | Centrifugal fan | |
CN103362852B (en) | Bearing arrangement and Air Blast fan | |
CN102312865B (en) | Blower fan and method of manufacturing the same | |
CN102852832B (en) | Fan | |
CN203933229U (en) | Spindle Motor and disc drive appts | |
CN102454694B (en) | Fluid dynamic bearing mechanism including communicating channel, spindle motor, and disk drive apparatus | |
KR20060043015A (en) | Motor and magnetic bearing assembly thereof | |
JP2000170746A (en) | Dynamic pressure bearing device and its manufacture | |
CN105114351A (en) | Dynamic pressure bearing apparatus and fan | |
CN107477001A (en) | Air-supply arrangement | |
CN107476993A (en) | Air-supply arrangement | |
JP2006329381A (en) | Spindle motor | |
CN107477006A (en) | Air-supply arrangement | |
CN107476992A (en) | Air-supply arrangement | |
CN107476991A (en) | Air-supply arrangement | |
CN107476994A (en) | Air-supply arrangement | |
US20120180792A1 (en) | Brushless fan motor and positive airway pressure breathing apparatus using the same | |
JP2014033603A (en) | Spindle motor and hard disk drive including the same | |
CN107476997A (en) | Air-supply arrangement | |
CN104283363B (en) | Bearing mechanism, motor, and blower fan | |
CN107477003A (en) | Air-supply arrangement | |
CN109983229A (en) | The manufacturing method of Scrawl compressor and Scrawl compressor | |
JP2017219028A (en) | Blower device | |
CN107477005A (en) | Air-supply arrangement |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171215 |