CN111865025A - Closed double-rotor fan blade integrated structure - Google Patents
Closed double-rotor fan blade integrated structure Download PDFInfo
- Publication number
- CN111865025A CN111865025A CN202010539249.5A CN202010539249A CN111865025A CN 111865025 A CN111865025 A CN 111865025A CN 202010539249 A CN202010539249 A CN 202010539249A CN 111865025 A CN111865025 A CN 111865025A
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- CN
- China
- Prior art keywords
- fan blade
- stator
- end cover
- magnet
- integrated structure
- 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
- 238000007789 sealing Methods 0.000 claims description 9
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
-
- 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
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
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- 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
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a closed dual-rotor fan blade integrated structure, and belongs to the technical field of motors. The invention comprises a front volute, a fan blade, a stator, an end cover and a rear volute, wherein the front volute and the rear volute are matched with each other, the stator is matched with the end cover, the front volute, the fan blade, the stator, the end cover and the rear volute are sequentially matched, the fan blade is provided with an inner ring and an outer ring, and the inner ring and the outer ring are respectively provided with an inner magnet and an outer magnet. The invention has simple and reasonable integral structure design, safety, reliability, convenient assembly, high efficiency, energy conservation and long service life, and meets the use requirements.
Description
Technical Field
The invention relates to a structure, in particular to a closed dual-rotor fan blade integrated structure which is applied to a range hood and a use environment under special working conditions and belongs to the technical field of motors.
Background
In the working process of the existing motor, the magnet and the winding work in a single-side mode, namely the outer ring magnet works, the overall working efficiency is low, the energy consumption is large, and the existing technical requirements cannot be met.
If the motor runs in kitchen oil smoke, humid environment for a long time, bad phenomena such as rusting and corrosion can be generated in the later period, the normal running of the motor is influenced, and the service life of the motor is shortened.
The chinese patent publication No. CN203722440U, publication No. 07/16/2014, discloses a utility model named "a double rotor motor with inner and outer rotors". The outer stator is matched with the first electromagnet in an electromagnetic way, the inner stator is matched with the second electromagnet in an electromagnetic way, the patent can ensure that the output torque is large, the size is small, and magnetic fields formed by the inner stator, the outer stator, the inner rotor and the outer rotor are not interfered with each other; the above-mentioned patent is the magnet of subsides dress in inside and outside stator, and this application adopts the magnet on rotor inner circle and the outer lane and rotor integrated into one piece structure, and the structure is different completely, and is energy-efficient, has obvious difference.
Therefore, the dual-rotor fan blade integrated structure which is simple and reasonable in overall structure design, safe, reliable, convenient to assemble, efficient, energy-saving and long in service life is particularly necessary.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the closed dual-rotor fan blade integrated structure which is simple and reasonable in overall structural design, safe, reliable, convenient to assemble, efficient, energy-saving and long in service life.
The technical scheme adopted by the invention for solving the problems is as follows: this integrative structure of closed birotor fan blade, including preceding spiral case, stator, end cover and back spiral case, preceding spiral case matches each other with back spiral case, stator and end cover cooperation, its characterized in that: the fan comprises a front volute, a rear volute, a stator, an end cover and a fan blade, wherein the front volute, the fan blade, the stator, the end cover and the rear volute are sequentially matched, an inner ring and an outer ring are arranged on the fan blade, and an inner magnet and an outer magnet are respectively arranged on the inner ring and the outer ring.
Preferably, the inner magnet and the outer magnet are integrally formed with the fan blade.
Preferably, the inner magnet and the outer magnet are both multi-stage magnetic rings or multi-stage magnetic shoes.
Preferably, the stator is provided with a long shaft, one end of the long shaft is connected with the end cover, and the other end of the long shaft is connected with the fan blade.
Preferably, the invention further comprises a sealing ring, a step is arranged outside the end cover, and the sealing ring is arranged in the step.
Preferably, the fan blade adopts a dual-rotor fan blade integrated structure; the inner magnet on the inner ring and the outer magnet on the outer ring are of a double-rotor structure.
Compared with the prior art, the invention has the following advantages and effects: 1. the whole structure is simple and reasonable in design, safe and reliable, long in service life, the inner ring and the outer ring work simultaneously, the material utilization rate of the winding is reduced by more than 30% at the same ratio, and the high-efficiency energy-saving effect is achieved; 2. the inner magnet, the outer magnet and the fan blade are integrally formed, so that the assembly is more convenient, and the process is simpler; 3. the end cover and the stator are in full plastic package; the motor structure is moisture-resistant, corrosion-resistant, good in insulativity, low in noise, small in vibration and light in weight; 4. a sealing ring is arranged in a step of the end cover; the whole motor has better sealing performance.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a fan blade in an embodiment of the present invention.
In the figure: the fan comprises a front volute 1, a fan blade 2, a stator 3, an end cover 4, a rear volute 5, a sealing ring 6, an inner ring 21, an outer ring 22, a long shaft 31, an inner magnet 211 and an outer magnet 221.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
Examples are given.
Referring to fig. 1-2, the closed dual-rotor fan blade integrated structure of the embodiment includes a front volute 1, a fan blade 2, a stator 3, an end cover 4, and a rear volute 5, where the front volute 1 and the rear volute 5 are matched with each other, the stator 3 is matched with the end cover 4, the front volute 1, the fan blade 2, the stator 3, the end cover 4 and the rear volute 5 are sequentially matched, the fan blade 2 is provided with an inner ring 21 and an outer ring 22, and the inner ring 21 and the outer ring 22 are respectively provided with an inner magnet 211 and an outer magnet 221.
In the embodiment, the inner magnet 211 and the outer magnet 221 are integrally formed with the fan blade 2; the inner magnet 211 and the outer magnet 221 are each a multi-stage magnetic ring, a multi-stage magnetic sheet, or a multi-stage magnetic shoe.
In this embodiment, the inner magnet 211 and the outer magnet 221 are attached to and embedded in the inner ring 21 and the outer ring 22, respectively.
The stator 3 of this embodiment is provided with a long shaft 31, one end of the long shaft 31 penetrates through the end cover 4, and the other end of the long shaft 31 penetrates through the fan blade 2.
The end covers 4 of the present embodiment are all provided with steps outside, and the sealing rings 6 are arranged in the steps.
In this embodiment, the fan blade 2, the stator 3 and the end cover 4 are made of plastic-sealed materials.
In the embodiment, the fan blade 2 adopts a dual-rotor fan blade integrated structure; the inner magnet 211 on the inner ring 21 and the outer magnet 221 on the outer ring 22 have a double rotor structure.
And will be apparent to those skilled in the art from the foregoing description.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the invention are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (5)
1. The utility model provides an integrative structure of closed birotor fan blade, includes preceding spiral case (1), stator (3), end cover (4) and back spiral case (5), preceding spiral case (1) matches each other with back spiral case (5), and stator (3) and end cover (4) cooperation, its characterized in that: the fan is characterized by further comprising a fan blade (2), wherein the front volute (1), the fan blade (2), the stator (3), the end cover (4) and the rear volute (5) are sequentially matched, an inner ring (21) and an outer ring (22) are arranged on the fan blade (2), and an inner magnet (211) and an outer magnet (221) are respectively arranged on the inner ring (21) and the outer ring (22); the inner magnet (211) and the outer magnet (221) are integrally formed with the fan blade (2).
2. The closed type double-rotor fan blade integrated structure as claimed in claim 1, wherein: the inner magnet (211) and the outer magnet (221) are multi-stage magnetic rings, multi-stage magnetic sheets or multi-stage magnetic shoes.
3. The closed type double-rotor fan blade integrated structure as claimed in claim 1, wherein: the stator (3) is provided with a long shaft (31), one end of the long shaft (31) penetrates through the end cover (4), and the other end of the long shaft (31) penetrates through the fan blade (2).
4. The closed type double-rotor fan blade integrated structure as claimed in claim 1, wherein: the sealing ring is characterized by further comprising a sealing ring (6), a step is arranged outside the end cover (4), and the sealing ring (6) is arranged in the step.
5. The closed type double-rotor fan blade integrated structure as claimed in claim 1, wherein: the fan blade (2) adopts a dual-rotor fan blade integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010539249.5A CN111865025A (en) | 2020-06-14 | 2020-06-14 | Closed double-rotor fan blade integrated structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010539249.5A CN111865025A (en) | 2020-06-14 | 2020-06-14 | Closed double-rotor fan blade integrated structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111865025A true CN111865025A (en) | 2020-10-30 |
Family
ID=72986855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010539249.5A Pending CN111865025A (en) | 2020-06-14 | 2020-06-14 | Closed double-rotor fan blade integrated structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111865025A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112583200A (en) * | 2020-11-19 | 2021-03-30 | 浙江京惠机电有限公司 | Rotor and fan blade integrated structure of outer rotor motor |
| CN112701869A (en) * | 2020-11-19 | 2021-04-23 | 浙江京惠机电有限公司 | Double-rotor structure for washing machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101051783A (en) * | 2006-04-06 | 2007-10-10 | 阿莫泰克有限公司 | Integrated stator, motor and method of making the same |
| CN206834889U (en) * | 2017-06-28 | 2018-01-02 | 宁波亿诺宝机电有限公司 | A kind of motor housing |
| CN212518746U (en) * | 2020-06-14 | 2021-02-09 | 京马电机有限公司 | Closed type double-rotor fan blade integrated structure |
-
2020
- 2020-06-14 CN CN202010539249.5A patent/CN111865025A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101051783A (en) * | 2006-04-06 | 2007-10-10 | 阿莫泰克有限公司 | Integrated stator, motor and method of making the same |
| CN206834889U (en) * | 2017-06-28 | 2018-01-02 | 宁波亿诺宝机电有限公司 | A kind of motor housing |
| CN212518746U (en) * | 2020-06-14 | 2021-02-09 | 京马电机有限公司 | Closed type double-rotor fan blade integrated structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112583200A (en) * | 2020-11-19 | 2021-03-30 | 浙江京惠机电有限公司 | Rotor and fan blade integrated structure of outer rotor motor |
| CN112701869A (en) * | 2020-11-19 | 2021-04-23 | 浙江京惠机电有限公司 | Double-rotor structure for washing machine |
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