CN211089418U - Permanent magnet synchronous motor for direct-drive outer rotor industrial fan - Google Patents
Permanent magnet synchronous motor for direct-drive outer rotor industrial fan Download PDFInfo
- Publication number
- CN211089418U CN211089418U CN201922293488.2U CN201922293488U CN211089418U CN 211089418 U CN211089418 U CN 211089418U CN 201922293488 U CN201922293488 U CN 201922293488U CN 211089418 U CN211089418 U CN 211089418U
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- Prior art keywords
- permanent magnet
- bearing
- direct
- magnet synchronous
- upper cover
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Abstract
The utility model belongs to the technical field of the motor is used, specifically disclose direct-drive permanent magnet synchronous motor for external rotor industrial fan, including upper cover, well lid, bottom, and set up the first bearing in the upper cover one face, and set up the second bearing in the bottom one face, and set up at the upper cover, well lid, the center pin that just cooperatees and use in the cavity that the bottom constitutes, magnet steel, stator and motor winding, wherein, center pin one end runs through the second bearing, and the other end runs through and outstanding first bearing, upper cover, and the symmetry sets up the spacing draw-in groove in center pin one end. The utility model discloses a permanent magnet synchronous motor for direct-drive external rotor industrial fan's beneficial effect lies in: the control system has the advantages of reasonable design, wide voltage application range, wide application range, stable speed regulation control operation, reliable operation, capability of realizing the requirements of safe and efficient operation power control, and high protection level reaching IP 65.
Description
Technical Field
The utility model belongs to the technical field of the motor is used, concretely relates to permanent magnet synchronous motor for direct drive formula external rotor industrial fan.
Background
An Electric machine (also known as "motor") refers to an electromagnetic device that converts or transmits Electric energy according to the law of electromagnetic induction. The motor is represented by a letter M (old standard is represented by a letter D) in a circuit, the motor mainly plays a role of generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in a circuit, and the generator mainly plays a role of converting mechanical energy into electric energy.
The permanent magnet synchronous motor for the industrial fan with the existing structure has the defects of not wide voltage application range, narrow application range, unstable speed regulation and control operation and the like, and can not meet the current high-standard application requirements.
Based on the problem, the utility model provides a direct drive formula external rotor permanent magnet synchronous machine for industrial fan.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at prior art not enough, provide direct drive formula external rotor permanent magnet synchronous machine for industrial fan, its reasonable in design, voltage is suitable for extensively, and application range is wide, and speed governing control operation is stable simultaneously, and the operation is reliable, can realize safety, efficient operation power control requirement.
The technical scheme is as follows: the utility model provides a permanent magnet synchronous motor for direct drive formula external rotor industrial fan, including upper cover, well lid, bottom, and set up the first bearing in the upper cover one face, and set up the second bearing in the bottom one face, and set up at upper cover, well lid, the bottom constitutes the cavity and the center pin, magnet steel, stator and the motor winding that cooperate and use, wherein, center pin one end runs through the second bearing, and the other end runs through and outstanding first bearing, upper cover, and the symmetry sets up the spacing draw-in groove in center pin one end.
According to the technical scheme, the permanent magnet synchronous motor for the direct-drive outer rotor industrial fan further comprises a first framework sealing ring arranged in the other face of the upper cover and a second framework sealing ring arranged in the other face of the bottom cover.
According to the technical scheme, the permanent magnet synchronous motor for the direct-drive outer rotor industrial fan further comprises a corrugated gasket arranged between the second framework sealing ring and the second bearing.
Compared with the prior art, the utility model discloses a permanent magnet synchronous motor for direct-drive external rotor industrial fan's beneficial effect lies in: the control system has the advantages of reasonable design, wide voltage application range, wide application range, stable speed regulation control operation, reliable operation, capability of realizing the requirements of safe and efficient operation power control, and high protection level reaching IP 65.
Drawings
Fig. 1 is a schematic structural diagram of a permanent magnet synchronous motor for a direct-drive external rotor industrial fan according to the present invention;
fig. 2 is a left side view structural schematic diagram of the permanent magnet synchronous motor for the direct-drive outer rotor industrial fan of the present invention;
fig. 3 is the utility model discloses a direct drive formula outer rotor permanent magnet synchronous machine for industrial fan's structure schematic diagram is looked to the right side.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Examples
As shown in fig. 1, fig. 2 and fig. 3, the permanent magnet synchronous motor for a direct-drive external rotor industrial fan includes an upper cover 2, a middle cover 4, a bottom cover 6, a first bearing 3 disposed in a surface of the upper cover 2, a second bearing 11 disposed in a surface of the bottom cover 6, a central shaft 1, magnetic steel 10, a stator 9 and a motor winding 12 disposed in a cavity formed by the upper cover 2, the middle cover 4 and the bottom cover 6 and used in cooperation with each other, wherein one end of the central shaft 1 penetrates through the second bearing 11, and the other end penetrates through and protrudes out of the first bearing 3, the upper cover 2, and limit slots 12-1 symmetrically disposed in one end of the central shaft 1.
Preferably, the permanent magnet synchronous motor for the direct-drive outer rotor industrial fan further comprises a first framework sealing ring 7 arranged in the other surface of the upper cover 2 and a second framework sealing ring 8 arranged in the other surface of the bottom cover 6; the permanent magnet synchronous motor for the direct-drive outer rotor industrial fan further comprises a corrugated gasket 5 arranged between the second framework sealing ring 8 and the second bearing 11.
The permanent magnet synchronous motor for the direct-drive outer rotor industrial fan has the advantages of reasonable design, wide voltage application range (220v-380v, 110r/min of output rotating speed and 30N.m of output torque), wide application range, stable speed regulation control operation, reliable operation, capability of realizing safe and efficient operation power control requirements, and high protection grade reaching IP 65.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (3)
1. Permanent magnet synchronous motor for direct drive type outer rotor industrial fan is characterized in that: the motor rotor comprises an upper cover (2), a middle cover (4), a bottom cover (6), a first bearing (3) arranged in one face of the upper cover (2), a second bearing (11) arranged in one face of the bottom cover (6), and a central shaft (1), magnetic steel (10), a stator (9) and a motor winding (12) which are arranged in a cavity formed by the upper cover (2), the middle cover (4) and the bottom cover (6) and are matched for use, wherein one end of the central shaft (1) penetrates through the second bearing (11), the other end of the central shaft penetrates through and protrudes out of the first bearing (3), the upper cover (2), and limiting clamping grooves (12-1) symmetrically arranged in one end of the central shaft (1).
2. The permanent magnet synchronous motor for the direct-drive external rotor industrial fan according to claim 1, wherein: the permanent magnet synchronous motor for the direct-drive outer rotor industrial fan further comprises a first framework sealing ring (7) arranged in the other face of the upper cover (2) and a second framework sealing ring (8) arranged in the other face of the bottom cover (6).
3. The permanent magnet synchronous motor for the direct-drive external rotor industrial fan according to claim 2, wherein: the permanent magnet synchronous motor for the direct-drive outer rotor industrial fan further comprises a corrugated gasket (5) arranged between the second framework sealing ring (8) and the second bearing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293488.2U CN211089418U (en) | 2019-12-19 | 2019-12-19 | Permanent magnet synchronous motor for direct-drive outer rotor industrial fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293488.2U CN211089418U (en) | 2019-12-19 | 2019-12-19 | Permanent magnet synchronous motor for direct-drive outer rotor industrial fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211089418U true CN211089418U (en) | 2020-07-24 |
Family
ID=71624284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922293488.2U Expired - Fee Related CN211089418U (en) | 2019-12-19 | 2019-12-19 | Permanent magnet synchronous motor for direct-drive outer rotor industrial fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211089418U (en) |
-
2019
- 2019-12-19 CN CN201922293488.2U patent/CN211089418U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 Termination date: 20211219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |