CN218888247U - Improved protection type external rotor fan motor - Google Patents
Improved protection type external rotor fan motor Download PDFInfo
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- CN218888247U CN218888247U CN202223613199.4U CN202223613199U CN218888247U CN 218888247 U CN218888247 U CN 218888247U CN 202223613199 U CN202223613199 U CN 202223613199U CN 218888247 U CN218888247 U CN 218888247U
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- outer rotor
- middle shaft
- coil
- rotor shell
- fan motor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses an improved protection type external rotor fan motor, which comprises an external rotor shell; the inner part of the outer rotor shell is provided with a middle shaft, the left end and the right end of the middle shaft are correspondingly arranged in the outer rotor shell through the arranged bearing mechanisms, and the middle shaft and the outer rotor shell can rotate relatively. The coil is not direct winding on the inner stator in this device, but be provided with inboard inner panel earlier, the inner panel inboard is fixed epaxially, stator both sides including the lateral wall subsides are put, and the coil is the winding and installs on the inner panel, and specific winding mode sets up according to the concrete installation of inner panel and inner stator, the coil outside corresponds again and is provided with the safety cover, whole safety cover is with the coil protection inside, can prevent that the foreign matter from entering into the casing and producing the harm to the coil, also can effectually prevent that dust etc. from falling on the coil, provide the protection to whole coil.
Description
Technical Field
The utility model relates to a fan motor field, an improved generation protection type external rotor fan motor specifically says so.
Background
In the prior art, in the technical field of motor fans, an inner shaft body and an inner stator are fixed, and an outer rotor shell and a rotor rotate.
For example: authorization notice number: CN 213243718U discloses a "dustproof and waterproof stable closed type outer rotor fan motor", which is mainly characterized in that a "top pressing spring and a" top pressing clamp plate "are arranged at the position of a lead, and an external space is blocked by the top pressing clamp plate, so as to realize a closed type structure; in addition, the lead can be prevented from being extruded and deformed in the groove, and the damage of the lead can be reduced.
According to the technical scheme, the sealing is arranged at the position of the lead, but generally, a fan motor structure cannot form a completely closed structure actually, some foreign matters or dust particles and the like always enter the structure, the most important parts in the motor belong to coils wound on a rotor, and in the technical scheme, the coils are simply wound, and technical schemes such as a protective cover are not arranged, so that accidents are easily caused, and the effect is influenced by the falling dust of the coils.
Therefore, in order to solve the above technical problems, it is necessary to develop an improved protection type outer rotor fan motor capable of protecting the inner coil.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an improved protection type external rotor fan motor aiming at the defects of the prior art; the technical scheme is as follows:
an improved protection type outer rotor fan motor comprises an outer rotor shell; a middle shaft is arranged inside the outer rotor shell, the left end and the right end of the middle shaft are correspondingly arranged in the outer rotor shell through the arranged bearing mechanisms, and the middle shaft and the outer rotor shell can rotate relatively.
The middle shaft is provided with an annular inner stator, the outer rotor shell is provided with an outer rotor which corresponds to the inner stator in position and is arranged in an annular manner, and the inner stator and the outer rotor are matched for use; and the two sides of the inner stator are also provided with mounting seats which are fixed on the middle shaft, the upper end of each mounting seat is correspondingly provided with an L-shaped inner plate, the inner plates on the two sides are correspondingly attached to the left side wall and the right side wall of the outer rotor, and a corresponding coil is wound between the inner plates on the two sides.
The axis in both sides of mount pad still be provided with the supporting seat, install the detachable safety cover on this supporting seat, the safety cover be the U-shaped, the safety cover extends to the outside of coil, covers whole coil in the inside of safety cover, leaves unsettled clearance between safety cover and the coil, the unsettled installation setting of safety cover.
Further, a lead wire is mounted in the middle shaft and extends through the L-shaped inner plate inside the middle shaft to be connected with the coil.
Furthermore, the outer side end of the inner plate and the inner side end of the protection cover are respectively provided with a corresponding L-shaped fixture block, and the protection cover is detachably mounted through the butt joint of the fixture blocks.
Furthermore, the protective cover is also provided with an inclined strut surface, the middle shaft is provided with a top plate corresponding to the inclined strut surface, and the top plate is correspondingly fixed on the inclined strut surface, so that the protective cover can be suspended in the air.
Furthermore, bearing grooves are correspondingly formed in the left end and the right end of the outer rotor shell, and bearing mechanisms installed at the left end and the right end of the middle shaft are correspondingly arranged in the bearing grooves.
Furthermore, a circle of L-shaped butt plate is arranged on the outer rotor shell, a dismounting part is arranged on the butt plate, and the outer rotor shell is dismounted through the dismounting part.
Furthermore, the right end of the middle shaft extends out of the outer rotor shell, a fixing plate is installed in a butt joint mode, the middle shaft is fixed through the fixing plate, and the outer rotor shell rotates after the coil is electrified.
Has the advantages that: the utility model discloses following beneficial effect has:
(1) The coil in the device is not directly wound on the inner stator, but an inner plate is arranged at the inner side, the inner side of the inner plate is fixed on the middle shaft, the side wall is attached to the two sides of the inner stator, the coil is wound on the inner plate, the specific winding mode is set according to the specific installation of the inner plate and the inner stator, the outer side of the coil is correspondingly provided with a protective cover, the coil is protected inside by the integral protective cover, foreign matters can be prevented from entering the shell to damage the coil, dust and the like can be effectively prevented from falling on the coil, and the protection is provided for the integral coil;
(2) The concrete setting of mount pad is that the mount pad is fixed epaxially in this device, and the inner panel setting is on the mount pad, and the inner panel both sides are provided with the supporting seat, install the safety cover through the supporting seat to for the stability of safety cover, set up the roof in epaxial in addition, set up the bracing face simultaneously on the safety cover, through the fixed bracing face that withstands of roof, the structure of whole safety cover is very stable reasonable, overall structure is also very stable reasonable.
Drawings
FIG. 1 is a view of the structure of the present invention;
fig. 2 is an enlarged view of a point a in fig. 1.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1 and 2, an improved protection type outer rotor fan motor includes an outer rotor case 1; a middle shaft 2 is arranged inside the outer rotor shell 1, the left end and the right end of the middle shaft 2 are correspondingly arranged in the outer rotor shell 1 through the arranged bearing mechanisms 3, and the middle shaft 2 and the outer rotor shell 1 can rotate relatively.
An annular inner stator 4 is arranged on the middle shaft 2, an outer rotor 5 which corresponds to the inner stator 4 in position and is arranged in an annular manner is arranged on the outer rotor shell 1, and the inner stator 4 is matched with the outer rotor 5 for use; and the both sides of the inner stator 4 are also provided with an installation seat 6, the installation seat 6 is fixed on the middle shaft 2, the upper end of the installation seat 6 is correspondingly provided with an L-shaped inner plate 7, the inner plates 7 at the both sides are correspondingly attached to the left and right side walls of the outer rotor 5, and a corresponding coil 8 is also wound between the inner plates 7 at the both sides.
The both sides of the last mount pad 6 of axis 2 still are provided with supporting seat 9, install detachable safety cover 10 on this supporting seat 9, and safety cover 10 is the U-shaped, and safety cover 10 extends to the outside of coil 8, covers whole coil 8 in the inside of safety cover 10, leaves unsettled clearance between safety cover 10 and the coil 8, and the unsettled installation of safety cover 10 sets up.
A lead wire 11 is also arranged in the middle shaft 2, and the lead wire 11 extends through the L-shaped inner plate 7 in the middle shaft 2 and is connected with the coil 8; the outer side end of the inner plate 7 and the inner side end of the protection cover 10 are both provided with corresponding L-shaped fixture blocks 12, and the protection cover 10 is detachably mounted through the butt joint of the fixture blocks 12.
The protective cover 10 is further provided with an inclined strut surface 13, the middle shaft 2 is provided with a top plate 14 corresponding to the inclined strut surface 13, and the top plate 14 is correspondingly fixed on the inclined strut surface 13, so that the protective cover 10 can be suspended.
A circle of L-shaped butt plate 16 is arranged on the outer rotor shell 1, a dismounting part 17 is arranged on the butt plate 16, and the dismounting of the outer rotor shell 1 is realized through the dismounting part 17; the right end of the middle shaft 2 extends out of the outer rotor shell 1, a fixing plate 18 is installed in a butt joint mode, the middle shaft 2 is fixed through the fixing plate 18, and after the coil 8 is electrified, the outer rotor shell 1 rotates.
The specific working principle of the external rotor fan motor of the device is as follows: the lead is led into the inner part of the middle shaft and penetrates through the mounting seat from the middle shaft to be connected with the coil, after the lead is electrified, the outer rotor is driven to rotate under the action of the coil and the inner stator, the whole middle shaft of the device fixes the middle shaft through the fixing plate at the outer side, and therefore the outer rotor shell at the outer side rotates.
The coil is not direct winding on the inner stator in this device, but be provided with inboard inner panel earlier, the inner panel inboard is fixed epaxially, stator both sides including the lateral wall subsides are put, and the coil is the winding and installs on the inner panel, and specific winding mode sets up according to the concrete installation of inner panel and inner stator, the coil outside corresponds again and is provided with the safety cover, whole safety cover is with the coil protection inside, can prevent that the foreign matter from entering into the casing and producing the harm to the coil, also can effectually prevent that dust etc. from falling on the coil, provide the protection to whole coil.
The concrete setting of mount pad is that the mount pad is fixed epaxially in this device, and the inner panel sets up on the mount pad, and the inner panel both sides are provided with the supporting seat, install the safety cover through the supporting seat to for the stability of safety cover, set up the roof in the epaxial roof in addition, set up the bracing face simultaneously on the safety cover, fix through the roof and withstand the bracing face, the structure of whole safety cover is very stable reasonable, overall structure is also very stable reasonable.
The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the invention and the appended claims, and all equivalent changes and modifications made according to the claims should be included in the scope of the present invention.
Claims (7)
1. The utility model provides an improved generation protection type external rotor fan motor which characterized in that: comprises an outer rotor shell (1); a middle shaft (2) is arranged in the outer rotor shell (1), the left end and the right end of the middle shaft (2) are correspondingly arranged in the outer rotor shell (1) through a bearing mechanism (3), and the middle shaft (2) and the outer rotor shell (1) can rotate relatively;
an annular inner stator (4) is arranged on the middle shaft (2), an outer rotor (5) which corresponds to the inner stator (4) in position and is arranged in an annular manner is arranged on the outer rotor shell (1), and the inner stator (4) and the outer rotor (5) are matched for use; mounting seats (6) are further arranged on two sides of the inner stator (4), the mounting seats (6) are fixed on the middle shaft (2), L-shaped inner plates (7) are correspondingly mounted at the upper ends of the mounting seats (6), the inner plates (7) on two sides are correspondingly attached to the left side wall and the right side wall of the outer rotor (5), and corresponding coils (8) are further wound between the inner plates (7) on two sides;
axis (2) go up the both sides of mount pad (6) and still be provided with supporting seat (9), install detachable safety cover (10) on this supporting seat (9), safety cover (10) be the U-shaped, safety cover (10) extend to the outside of coil (8), cover whole coil (8) in the inside of safety cover (10), leave unsettled clearance between safety cover (10) and coil (8), safety cover (10) unsettled installation setting.
2. The improved protection type external rotor fan motor according to claim 1, characterized in that: and a lead wire (11) is also arranged in the middle shaft (2), and the lead wire (11) extends through the L-shaped inner plate (7) in the middle shaft (2) and then is connected with the coil (8).
3. The improved protection type external rotor fan motor according to claim 1, characterized in that: the outer side end of the inner plate (7) and the inner side end of the protection cover (10) are respectively provided with a corresponding L-shaped fixture block (12), and the protection cover (10) is detachably mounted through the butt joint of the fixture blocks (12).
4. The improved protection type external rotor fan motor according to claim 3, is characterized in that: the protective cover (10) is further provided with an inclined strut surface (13), the middle shaft (2) is provided with a top plate (14) corresponding to the inclined strut surface (13), and the top plate (14) is correspondingly fixed on the inclined strut surface (13) so that the protective cover (10) can be placed in a suspended mode.
5. The improved protection type external rotor fan motor according to claim 1, characterized in that: the left end and the right end of the outer rotor shell (1) are correspondingly provided with bearing grooves (15), and the bearing mechanisms (3) installed at the left end and the right end of the middle shaft (2) are correspondingly arranged in the bearing grooves (15).
6. The improved protection type external rotor fan motor according to claim 1, is characterized in that: a circle of L-shaped butt plate (16) is arranged on the outer rotor shell (1), a dismounting part (17) is arranged on the butt plate (16), and the outer rotor shell (1) is dismounted through the dismounting part (17).
7. The improved protection type external rotor fan motor according to claim 1, characterized in that: the right end of the middle shaft (2) extends out of the outer rotor shell (1), a fixing plate (18) is installed in a butt joint mode, the middle shaft (2) is fixed through the fixing plate (18), and the outer rotor shell (1) rotates after the coil (8) is electrified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223613199.4U CN218888247U (en) | 2022-12-24 | 2022-12-24 | Improved protection type external rotor fan motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223613199.4U CN218888247U (en) | 2022-12-24 | 2022-12-24 | Improved protection type external rotor fan motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218888247U true CN218888247U (en) | 2023-04-18 |
Family
ID=85955407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223613199.4U Active CN218888247U (en) | 2022-12-24 | 2022-12-24 | Improved protection type external rotor fan motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218888247U (en) |
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2022
- 2022-12-24 CN CN202223613199.4U patent/CN218888247U/en active Active
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