CN217769649U - Brushless external rotor motor with sealing device - Google Patents
Brushless external rotor motor with sealing device Download PDFInfo
- Publication number
- CN217769649U CN217769649U CN202221878181.4U CN202221878181U CN217769649U CN 217769649 U CN217769649 U CN 217769649U CN 202221878181 U CN202221878181 U CN 202221878181U CN 217769649 U CN217769649 U CN 217769649U
- Authority
- CN
- China
- Prior art keywords
- fixed seat
- external rotor
- end cover
- chip
- sealing device
- 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.)
- Active
Links
Images
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model provides a brushless external rotor motor with a sealing device, which comprises a casing, an end cover, a fixed seat, a leather ring and a magnetic sleeve, wherein the leather ring is arranged between installation equipment and a motor when the motor is installed through the arrangement of the leather ring, so that the sealing effect is realized, the casing is prevented from being corroded or not tightly damaging the brushless external rotor motor, and the service life of the equipment is prolonged; the plurality of magnets are fixedly arranged between the magnetic sleeve and the end cover, and the inner sides of the magnetic sleeve and the end cover are provided with the mounting holes, so that the magnets can be uniformly mounted, the chip is more stable during rotation, the rotation efficiency is improved, and the stability is higher; through the setting of pivot, the chip drives the pivot rotation for the chip rotates more stably under bearing and beer order.
Description
Technical Field
The utility model relates to a brushless external rotor electric machine technical field especially relates to a take sealing device's brushless external rotor electric machine.
Background
Brushless external rotor motors are widely used in various fields due to their large power density and small size, for example, air compressors are also one of the devices used in the current brushless external rotor motors. The brushless outer rotor motor in the air compressor comprises an inner stator and an outer rotor, wherein the inner stator is installed in a shell of the air compressor and is provided with a stator winding, and a main body of the outer rotor surrounds the periphery of the inner stator and is provided with a magnetic pole.
However, most of the existing brushless outer rotor motor shells are exposed and leaked on the surface, so that the casing is easily corroded or sealed and untight to damage the brushless outer rotor motor, and further the service life of the motor is influenced.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a take sealing device's brushless external rotor electric machine has solved the above-mentioned problem that proposes. In order to achieve the above purpose, the utility model provides a following technical scheme: a brushless outer rotor motor device with a sealing device comprises a shell, an end cover, a fixed seat, a leather ring and a magnetic sleeve; the upper end of the shell is fixedly provided with an end cover, and one end of the shell, which is far away from the end cover, is fixedly provided with a fixed seat; the outer side of the fixed seat is sleeved with a leather ring; the inner side of the shell at the upper end of the fixed seat is provided with a magnetic sleeve.
Preferably, three mounting holes are formed in the outer side of the fixed seat; one end of the fixed seat is provided with three lead holes, and leads are fixedly arranged in the three lead holes; one end of the fixed seat is provided with a threaded hole.
Preferably, a plurality of magnets are fixedly arranged between the end cover and the magnetic sleeve.
Preferably, a chip is arranged inside the plurality of magnets; and two ends of the chip are provided with coating powder.
Preferably, the inner side of the chip is provided with a rotating shaft; one end of the rotating shaft is arranged on the inner side of the fixed seat through a beer, and one half part of the rotating shaft is movably connected with the inner side of the chip through a bearing; one end of the bearing, which is far away from the fixed seat, penetrates through the end cover to extend to the outer side.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses in, through the setting of leather collar, the leather collar is established between erection equipment and motor when the installation motor, plays sealed effect, avoids the casing to be corroded or not strict to cause damage, improve equipment's life to brushless external rotor electric machine.
2. The utility model discloses in, through fixed mounting between magnetic sleeve and the end cover have a plurality of magnets, and magnetic sleeve and end cover inboard are provided with the mounting hole, installation magnet that can be even for the chip is more stable when rotating, improves rotation efficiency, and stability is higher.
3. The utility model discloses in, through the setting of pivot, the chip drives the pivot rotation for the chip rotates more stably under bearing and beer order.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the full-section structure of the present invention.
Fig. 3 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2 according to the present invention.
Fig. 4 is a schematic view of the magnetic sleeve structure of the present invention.
In the figure:
1-machine shell, 2-end cover, 3-fixed seat, 4-mounting hole, 5-leather ring, 6-threaded hole, 7-lead hole, 8-lead, 9-rotating shaft, 10-bearing, 11-chip, 12-pilgers, 13-coating powder, 14-magnet and 15-magnetic sleeve.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 4.
The utility model provides a brushless external rotor motor with a sealing device, which comprises a casing 1, an end cover 2, a fixed seat 3, a leather ring 5 and a magnetic sleeve 15; an end cover 2 is fixedly arranged at the upper end of the casing 1, and a fixed seat 3 is fixedly arranged at one end of the casing 1 far away from the end cover 2; the outer side of the fixed seat 3 is sleeved with a leather ring 5; a magnetic sleeve 15 is arranged on the inner side of the shell 1 at the upper end of the fixed seat 3; the outer side of the fixed seat 3 is provided with three mounting holes 4; one end of the fixed seat 3 is provided with three lead holes 7, and leads 8 are fixedly arranged in the three lead holes 7; one end of the fixed seat 3 is provided with a threaded hole 6.
Specifically, as shown in fig. 1, a plurality of magnets 14 are fixedly installed between the end cap 2 and the magnetic sleeve 15; the inner sides of the magnets 14 are provided with chips 11; and two ends of the chip 11 are provided with coating powder 13.
Specifically, as shown in fig. 3, a rotating shaft 9 is disposed inside the chip 11; one end of the rotating shaft 9 is arranged on the inner side of the fixed seat 3 through a beer ring 12, and one half of the rotating shaft 9 is movably connected with the inner side of the chip 11 through a bearing 10; one end of the bearing 10 far away from the fixed seat 3 penetrates through the end cover 2 to extend to the outside.
Principle of operation
In the utility model, when in use, the leather ring 5 is arranged between the installation equipment and the motor when the motor is installed through the arrangement of the leather ring 5, so as to play a role of sealing, avoid the casing from being corroded or not seriously damaging the brushless outer rotor motor, and prolong the service life of the equipment; a plurality of magnets 14 are fixedly arranged between the magnetic sleeve 15 and the end cover 2, and the magnetic sleeve 15 and the inner side of the end cover 2 are provided with mounting holes, so that the magnets 14 can be uniformly mounted, the chip 11 is more stable in rotation, the rotation efficiency is improved, and the stability is higher; through the setting of pivot 9, chip 11 drives pivot 9 and rotates for chip 11 rotates under bearing 10 and beer 12 more stably.
Utilize technical scheme, or technical staff in the field is in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (5)
1. The utility model provides a take sealing device's brushless external rotor electric machine which characterized in that: comprises a shell (1), an end cover (2), a fixed seat (3), a leather ring (5) and a magnetic sleeve (15); an end cover (2) is fixedly arranged at the upper end of the casing (1), and a fixed seat (3) is fixedly arranged at one end of the casing (1) far away from the end cover (2); a leather ring (5) is sleeved on the outer side of the fixed seat (3); and a magnetic sleeve (15) is arranged on the inner side of the upper end casing (1) of the fixed seat (3).
2. The brushless external rotor motor with sealing device of claim 1, wherein: three mounting holes (4) are formed in the outer side of the fixed seat (3); one end of the fixed seat (3) is provided with three lead holes (7), and leads (8) are fixedly arranged in the three lead holes (7); one end of the fixed seat (3) is provided with a threaded hole (6).
3. The brushless external rotor motor with a sealing device according to claim 2, wherein: a plurality of magnets (14) are fixedly arranged between the end cover (2) and the magnetic sleeve (15).
4. The brushless external rotor motor with sealing device of claim 3, wherein: a chip (11) is arranged on the inner side of the plurality of magnets (14); and two ends of the chip (11) are provided with coating powder (13).
5. The brushless external rotor motor with sealing device of claim 4, wherein: a rotating shaft (9) is arranged on the inner side of the chip (11); one end of the rotating shaft (9) is arranged on the inner side of the fixed seat (3) through a beer (12), and one half part of the rotating shaft (9) is movably connected with the inner side of the chip (11) through a bearing (10); one end of the bearing (10) far away from the fixed seat (3) penetrates through the end cover (2) to extend to the outer side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221878181.4U CN217769649U (en) | 2022-07-21 | 2022-07-21 | Brushless external rotor motor with sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221878181.4U CN217769649U (en) | 2022-07-21 | 2022-07-21 | Brushless external rotor motor with sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217769649U true CN217769649U (en) | 2022-11-08 |
Family
ID=83875473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221878181.4U Active CN217769649U (en) | 2022-07-21 | 2022-07-21 | Brushless external rotor motor with sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217769649U (en) |
-
2022
- 2022-07-21 CN CN202221878181.4U patent/CN217769649U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204517613U (en) | External rotor motor | |
| CN105186740B (en) | A kind of inertia energy storage system | |
| CN201904710U (en) | Brushless permanent magnet DC motor with HS | |
| CN102130551A (en) | Dual-stator magnetic-suspension permanent magnet generator | |
| CN217769649U (en) | Brushless external rotor motor with sealing device | |
| CN110601400A (en) | Oil immersion type integrated permanent magnet brushless direct current motor | |
| CN1649239A (en) | MW grade direct driving permanent magnet outer rotor synchronous motor | |
| CN210564896U (en) | Double-port double-group blade vertical axis permanent magnet direct-drive wind driven generator | |
| CN217427892U (en) | Motor comprising resolver | |
| CN217010524U (en) | Dry-wet dual-purpose brushless dust collector motor | |
| CN216343036U (en) | Magnetic suspension hydrogen circulating pump | |
| CN207117325U (en) | The groove ceiling-fan motor of 60 pole 54 | |
| CN208508633U (en) | A kind of extra small diameter high efficiency brushless external rotor direct current generator | |
| CN207896817U (en) | A kind of series excited machine of anti-breaking cable architecture commutator | |
| CN206992860U (en) | A kind of magnetic suspension bearing motor | |
| CN206834897U (en) | A kind of heat radiating type dc motor | |
| CN215120396U (en) | Frequency conversion energy-saving motor for water pump | |
| CN215120317U (en) | Permanent magnet brushless DC motor | |
| CN215990391U (en) | Brushless DC motor | |
| CN214707366U (en) | Three-phase asynchronous motor | |
| CN112737215B (en) | Low-noise fan motor | |
| CN217935406U (en) | Brushless motor | |
| CN220896375U (en) | Heat dissipation alternating current motor without machine base | |
| CN209419454U (en) | A kind of no mouse cage self-start permanent-magnet synchronous motor | |
| CN212784921U (en) | Portable miniature dust collector brushless motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |