CN110224518A - A kind of fan motor and centrifugal blower - Google Patents
A kind of fan motor and centrifugal blower Download PDFInfo
- Publication number
- CN110224518A CN110224518A CN201910640553.6A CN201910640553A CN110224518A CN 110224518 A CN110224518 A CN 110224518A CN 201910640553 A CN201910640553 A CN 201910640553A CN 110224518 A CN110224518 A CN 110224518A
- Authority
- CN
- China
- Prior art keywords
- fan motor
- outer cover
- annular outer
- rotor
- armature spindle
- 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
- 238000009434 installation Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000003491 array Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002356 single layer Substances 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
- 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
-
- 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
- F04D29/60—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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of fan motors, including fixing seat, rotor and stator module, the fixing seat includes annular outer cover, the same armature spindle being located in the annular outer cover and is connected to the annular outer cover and armature spindle one end, for the interconnecting piece of fixed rotor axis, the rotor is mounted on the armature spindle by coaxial bearing, and the stator module is circumferentially positioned at the periphery of rotor and is fixed on the internal perisporium of the annular outer cover.The fan motor solves the problems, such as that existing fan motor assembly trouble, assembly precision is poor, traveling comfort is poor, operation noise is big.The invention also discloses a kind of centrifugal blowers including said fans motor.
Description
Technical field
The present invention relates to fan technology fields, more particularly to a kind of fan motor and centrifugal blower.
Background technique
Fan motor is the power mechanism of fan, and effect is to provide power, existing fan electricity for the rotation of fan blade
Motivation generally comprises shell, stator, rotor and armature spindle, and the bottom of armature spindle rivets copper ring structure, then with metal gasket and turns
, there is assembly trouble in sub- axis bottom cooperation, the problem that assembly precision is poor, armature spindle and stator concentricity are uncontrollable, also,
Since there are fit clearance, radial swing can occur for armature spindle when operation, and traveling comfort is poor between armature spindle and copper ring,
Meanwhile armature spindle also occurs that axial play, generates frictional force between the bottom end and gasket of armature spindle, causes motor noise
Greatly.
Also, the motor of existing centrifugal blower is typically all the outside for being mounted on one end of centrifugal wind wheel, is centrifuged wind
Wheel can block one end of centrifugal wind wheel, can only enter the wind from the other end of centrifugal wind wheel, thus, existing centrifugal blower air intake surface
Product is smaller, cause air inlet wind speed is big, noise is big.
Summary of the invention
For the defects in the prior art, the present invention provides a kind of fan motor, to solve existing fan motor
Assembly trouble, the problem that assembly precision is poor, traveling comfort is poor, operation noise is big.Another object of the present invention is to provide one kind
Centrifugal blower including said fans motor.
On the one hand, the present invention provides a kind of fan motors, comprising: fixing seat, the fixing seat include annular outer cover,
With the armature spindle being located in the annular outer cover and it is connected to the annular outer cover and armature spindle one end, for fixed rotor
The interconnecting piece of axis；Rotor, the rotor are mounted on the armature spindle by coaxial bearing；And stator module, the stator
Component is circumferentially positioned at the periphery of rotor and is fixed on the internal perisporium of the annular outer cover.
Further, the interconnecting piece is engraved structure, and the annular outer cover is equipped with end cap, institute far from one end of interconnecting piece
The middle part of end cap is stated as opening, multiple ventilation holes are distributed on end cap.
Further, the stator module includes stator core, and the stator core is arc-shaped, the inner circumferential of stator core
Several magnetic poles are evenly equipped with, are wound with coil on each magnetic pole.
Further, the periphery of the stator core is provided with snap ring, and the inner circumferential of the annular outer cover is provided with chuck, institute
The outer peripheral edge for stating end cap is provided with the cover rim extended downwardly, and the cover rim is inserted into annular outer cover, and the snap ring is stuck in the chuck
Between cover rim.
Further, the interconnecting piece is connected by zigzag of several pieces of annular arrays between annular outer cover and armature spindle
Board group at.
Further, the annular outer cover, armature spindle and interconnecting piece are integrally formed.
On the other hand, the present invention provides a kind of centrifugal blower, including said fans motor and centrifugal wind wheel, it is described from
Heart wind wheel includes the centrifuge blade being distributed in cylinder, is connected to the vane ring at each centrifuge blade both ends and is connected to
The installation partition of each centrifuge blade interlude, fan motor coaxial arrangement is in centrifuge blade, fan motor
The end face of rotor is fixedly connected with the installation partition.
Further, the vane ring is in one end of big, the separate centrifuge blade of one end diameter close to centrifuge blade
The small tapered collar of diameter.
The beneficial effects of the present invention are embodied in:
(1) on the one hand, the armature spindle that the present invention provides fan motor is coaxially fixed in annular outer cover, and rotor passes through axis
It holds and is fixed on armature spindle, wind wheel and fan blade are directly fixed on the end face of rotor, and when stator module is powered, rotor directly passes through
Wind wheel and fan blade rotation, relative to existing fan motor, components are less, assemble simpler, it is easier to which it is fixed to guarantee
The concentricity of son and rotor, improves the precision of assembly, also, due to armature spindle be it is fixed, axial direction will not occur for armature spindle
Play and radially wobble, rotor is fixed on armature spindle by bearing in addition, it can be ensured that the smooth rotation of rotor makes its operation
Steadily, the noise of operation is small.To sum up, the fan motor of the application solves existing fan motor assembly trouble, assembly
The problem that low precision, traveling comfort are poor, operation noise is big.
(2) on the other hand, the present invention provides the compact structure of the fan motor of centrifugal blower, is placed in centrifugal wind wheel
Interior, the end face of the rotor of fan motor one end and installation partition are fixed, the other end of fan motor by with annular outer cover
Connected bracket support can enter the wind from the both ends of centrifugal wind wheel when fan motor drives centrifugal wind wheel rotation, improve air inlet
Area, reduce the wind speed of air inlet, reduce the noise of air inlet, enter the wind more uniform.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Attached drawing needed in embodiment is briefly described.In all the appended drawings, similar device or part are generally by class
As appended drawing reference identify.In attached drawing, each device or part might not be drawn according to actual ratio.
Fig. 1 is the explosive view of the fan motor of the embodiment of the present invention；
Fig. 2 is the installation diagram of the fan motor of the embodiment of the present invention；
Fig. 3 is the axial sectional view of the fan motor of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the fixing seat of the fan motor of the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the centrifugal blower of the embodiment of the present invention.
In attached drawing, 1 indicates fixing seat；11 indicate annular outer cover；111 indicate chuck；12 indicate armature spindle；13 indicate connection
Portion；131 indicate zigzag connecting plate；2 indicate stator module；21 indicate stator core；211 indicate snap ring；22 indicate magnetic pole；23
Indicate coil；3 indicate rotor；4 indicate bearing；5 indicate end cap；51 indicate opening；52 indicate ventilation hole；53 indicate cover rim；6 tables
Show centrifugal wind wheel；61 indicate centrifuge blade；62 indicate vane ring；63 indicate installation partition.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation the protection model of limitation this patent
It encloses.
As Figure 1-Figure 4, the embodiment of the invention provides a kind of fan motor, the fan motor electric fans, tower
Formula fan, air cooler etc..
The fan motor includes fixing seat 1, stator module 2 and rotor 3, and fixing seat 1 includes annular outer cover 11, coaxially sets
In the armature spindle 12 in annular outer cover 11 and it is connected to 12 one end of annular outer cover 11 and armature spindle, for fixed rotor axis 12
Interconnecting piece 13, rotor 3 are coaxially mounted on armature spindle 12 by bearing 4, and stator module 2 is circumferentially positioned at the periphery of rotor 3 simultaneously
It is fixed on the internal perisporium of annular outer cover 11.
The armature spindle 12 of the fan motor is coaxially fixed in annular outer cover 11, and rotor 3 is fixed on rotor by bearing 4
On axis 12, wind wheel and fan blade are directly fixed on the end face of rotor 3, when stator module 2 is powered, rotor 3 directly pass through wind wheel and
Fan blade rotation, relative to existing fan motor, components are less, assemble simpler, it is easier to guarantee stator and turn
The concentricity of son 3, improves the precision of assembly, also, due to armature spindle 12 be it is fixed, axial alter will not occur for armature spindle 12
It moves and radially wobbles, rotor 3 is fixed on armature spindle 12 by bearing 4 in addition, it can be ensured that the smooth rotation of rotor 3 makes it
It runs smoothly, the noise of operation is small.To sum up, the fan motor of the application solve existing fan motor assembly trouble,
The problem that assembly precision is poor, traveling comfort is poor, operation noise is big.
Referring to Fig. 4, interconnecting piece 13 is engraved structure.Specifically, the interconnecting piece 13 of the present embodiment is by several pieces of annular arrays
Zigzag connecting plate 131 between annular outer cover 11 and armature spindle 12 forms, and can either form engraved structure in this way, simultaneously also
It can ensure the stability of interconnecting piece 13, so that it is guaranteed that the stability of armature spindle 12.The annular outer cover 11, armature spindle of the present embodiment
12 and interconnecting piece 13 be integrally formed, to improve the precision of its manufacture, while the globality and stability of structure can also be improved.Reference
Fig. 1, Fig. 2 and Fig. 3, annular outer cover 11 are equipped with end cap 5 far from one end of interconnecting piece 13, and the middle part of end cap 5 is opening 51, to expose
Multiple ventilation holes 52 are distributed on end cap 5 in the end face of rotor 3.It, can be to the stator module in fixing seat 1 by the way that end cap 5 is arranged
2 are protected, and safety guarantee is provided.When rotor 3 connects wind wheel and fan blade rotates, wind wheel and provided with blades take offence and flow flowing, by
It is engraved structure in interconnecting piece 13, and ventilation hole 52 is distributed on end cap 5, cross-ventilation is formed, to realize motor interior
Automatic heat radiation and cooling.
Referring to Figure 1 and Figure 3, stator module 2 includes stator core 21, and stator core 21 is arc-shaped, stator core 21
Inner circumferential is evenly equipped with several magnetic poles 22, and coil 23 is wound on each magnetic pole 22, and coil 23 is embedded the wire using single layer lap wound formula, embedding
It is convenient, and coil 23 insulate with coil 23 it is easy to operate.
As a kind of specific 21 mounting structure of stator core, referring to Figure 1 and Figure 3, the periphery of stator core 21 is provided with
Snap ring 211, the inner circumferential of annular outer cover 11 are provided with chuck 111, and the outer peripheral edge of end cap 5 is provided with the cover rim 53 extended downwardly, lid
Along 53 insertion annular outer covers 11, snap ring 211 is stuck between chuck 111 and cover rim 53, when installing stator core 21, will directly be determined
Sub- iron core 21 is embedded in annular outer cover 11, then covers end cap 5, and the fixed installation of stator core 21 can be realized, and assembles very convenient.
As shown in figure 5, the embodiment of the invention also provides a kind of centrifugal blower, including said fans motor and centrifugation wind
Wheel 6, centrifugal wind wheel 6 include the centrifuge blade 61 being distributed in cylinder, the vane ring 62 for being connected to each 61 both ends of centrifuge blade
And it is connected to the installation partition 63 of each 61 interlude of centrifuge blade, fan motor coaxial arrangement is in centrifuge blade 61, wind
The end face for fanning motor rotor 3 is fixedly connected with installation partition 63.
The compact structure of said fans motor is placed in centrifugal wind wheel 6, the end of the rotor 3 of fan motor one end
Face and installation partition 63 are fixed, and the other end of fan motor is supported by the bracket being connected with annular outer cover 11, fan motor
When machine drives centrifugal wind wheel 6 to rotate, it can be entered the wind from the both ends of centrifugal wind wheel 6, improve the area of air inlet, reduce the wind of air inlet
Speed reduces the noise of air inlet, enters the wind more uniform.
Vane ring 62 is in that one end diameter of big, the separate centrifuge blade 61 of one end diameter close to centrifuge blade 61 is small
Tapered collar.Centrifugal blower is entered the wind from the both ends of centrifugal wind wheel 6, from outlet air between centrifuge blade 61, by fixing blade
Ring 62 is designed to the shape of tapered collar, and when outlet air, vane ring 62 can be to the intermediate gas squeezed between centrifuge blade 61
Stream forms wind pressure type centrifugal wind wheel 6, and then improve the wind speed of outlet air to prevent air-flow from escaping from the end of centrifuge blade 61.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it is still
It is possible to modify the technical solutions described in the foregoing embodiments, or some or all of the technical features is carried out
Equivalent replacement；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution various embodiments of the present invention technical side
The range of case should all cover within the scope of the claims and the description of the invention.
Claims (8)
1. a kind of fan motor characterized by comprising
Fixing seat, the fixing seat include annular outer cover, the same armature spindle being located in the annular outer cover and are connected to institute
State annular outer cover and armature spindle one end, for the interconnecting piece of fixed rotor axis；
Rotor, the rotor are mounted on the armature spindle by coaxial bearing；
And stator module, the stator module are circumferentially positioned at the periphery of rotor and are fixed on the internal perisporium of the annular outer cover
On.
2. fan motor according to claim 1, which is characterized in that the interconnecting piece is engraved structure, the annular
Shell is equipped with end cap far from one end of interconnecting piece, and the middle part of the end cap is opening, and multiple ventilation holes are distributed on end cap.
3. fan motor according to claim 2, which is characterized in that the stator module includes stator core, described
Stator core is arc-shaped, and the inner circumferential of stator core is evenly equipped with several magnetic poles, is wound with coil on each magnetic pole.
4. fan motor according to claim 3, which is characterized in that the periphery of the stator core is provided with snap ring,
The inner circumferential of the annular outer cover is provided with chuck, and the outer peripheral edge of the end cap is provided with the cover rim extended downwardly, and the cover rim is inserted
Enter annular outer cover, the snap ring is stuck between the chuck and cover rim.
5. fan motor according to claim 2, which is characterized in that the interconnecting piece is by several pieces of annular arrays in ring
Zigzag connecting plate composition between shape shell and armature spindle.
6. fan motor according to claim 5, which is characterized in that the annular outer cover, armature spindle and interconnecting piece one
It is body formed.
7. a kind of centrifugal blower, which is characterized in that including fan motor as claimed in any one of claims 1 to 6 and centrifugation wind
Wheel, the centrifugal wind wheel include the centrifuge blade being distributed in cylinder, the vane ring for being connected to each centrifuge blade both ends
And be connected to the installation partition of each centrifuge blade interlude, fan motor coaxial arrangement in centrifuge blade,
The end face of fan motor machine rotor is fixedly connected with the installation partition.
8. centrifugal blower according to claim 7, which is characterized in that the vane ring is in close to the one of centrifuge blade
Hold the tapered collar that diameter is big, one end diameter far from centrifuge blade is small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640553.6A CN110224518A (en) | 2019-07-16 | 2019-07-16 | A kind of fan motor and centrifugal blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910640553.6A CN110224518A (en) | 2019-07-16 | 2019-07-16 | A kind of fan motor and centrifugal blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110224518A true CN110224518A (en) | 2019-09-10 |
Family
ID=67813635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910640553.6A Pending CN110224518A (en) | 2019-07-16 | 2019-07-16 | A kind of fan motor and centrifugal blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110224518A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504770A (en) * | 2019-09-20 | 2019-11-26 | 温州北工汽车电器有限公司 | Fan motor for automobile assembly |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120169155A1 (en) * | 2009-11-04 | 2012-07-05 | New Motech Co., Ltd. | Fan motor for circulating cooled air |
| CN204357785U (en) * | 2014-12-29 | 2015-05-27 | 北京荣瑞世纪科技有限公司 | A kind of centrifugal blower |
| CN105099108A (en) * | 2014-05-22 | 2015-11-25 | 华为技术有限公司 | Fan motor and fan |
| CN105939077A (en) * | 2016-06-17 | 2016-09-14 | 合肥凯邦电机有限公司 | Electrical equipment, fan structure and fan motor thereof |
| CN205918642U (en) * | 2016-08-10 | 2017-02-01 | 珠海格力电器股份有限公司 | Centrifugal fan and multi-wing centrifugal fan blade thereof |
| CN106837814A (en) * | 2017-04-13 | 2017-06-13 | 海林金昌电机有限公司 | A kind of micro centrifugal pump |
| CN106992632A (en) * | 2017-06-06 | 2017-07-28 | 大连碧蓝节能环保科技有限公司 | Casing internal circulation air-cooled external rotor brushless DC motor |
| CN209805531U (en) * | 2019-07-16 | 2019-12-17 | 宋振明 | Fan motor and centrifugal fan |
-
2019
- 2019-07-16 CN CN201910640553.6A patent/CN110224518A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120169155A1 (en) * | 2009-11-04 | 2012-07-05 | New Motech Co., Ltd. | Fan motor for circulating cooled air |
| CN105099108A (en) * | 2014-05-22 | 2015-11-25 | 华为技术有限公司 | Fan motor and fan |
| CN204357785U (en) * | 2014-12-29 | 2015-05-27 | 北京荣瑞世纪科技有限公司 | A kind of centrifugal blower |
| CN105939077A (en) * | 2016-06-17 | 2016-09-14 | 合肥凯邦电机有限公司 | Electrical equipment, fan structure and fan motor thereof |
| CN205918642U (en) * | 2016-08-10 | 2017-02-01 | 珠海格力电器股份有限公司 | Centrifugal fan and multi-wing centrifugal fan blade thereof |
| CN106837814A (en) * | 2017-04-13 | 2017-06-13 | 海林金昌电机有限公司 | A kind of micro centrifugal pump |
| CN106992632A (en) * | 2017-06-06 | 2017-07-28 | 大连碧蓝节能环保科技有限公司 | Casing internal circulation air-cooled external rotor brushless DC motor |
| CN209805531U (en) * | 2019-07-16 | 2019-12-17 | 宋振明 | Fan motor and centrifugal fan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504770A (en) * | 2019-09-20 | 2019-11-26 | 温州北工汽车电器有限公司 | Fan motor for automobile assembly |
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