CN205544859U - High -efficient permanent magnet brushless motor - Google Patents
High -efficient permanent magnet brushless motor Download PDFInfo
- Publication number
- CN205544859U CN205544859U CN201620083326.XU CN201620083326U CN205544859U CN 205544859 U CN205544859 U CN 205544859U CN 201620083326 U CN201620083326 U CN 201620083326U CN 205544859 U CN205544859 U CN 205544859U
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- CN
- China
- Prior art keywords
- motor
- hall
- bearing
- permanent magnet
- jump ring
- Prior art date
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Abstract
The utility model belongs to the technical field of the motor and a high -efficient permanent magnet brushless motor is disclosed, including fan casing, fan, bolt, rear motor cover, hall PCB locating rack, hall PCB, hall, shell, motor stator coil, magnet steel, rotor, motor shaft, motor protecgulum, bearing, first jump ring, three crest gaskets of elasticity, bearing, apron, oil blanket and second jump ring, the fan casing passes through bolt and rear motor cover fixed connection, the inside fan that is equipped with of fan casing, oil blanket one side is equipped with the apron, apron one side is equipped with rear motor cover, rear motor cover one side is equipped with the bearing, bearing one side is equipped with the crest gasket. The utility model discloses it is better to make motor characteristic uniformity, the electric efficiency improves, and is more energy -conserving, operation electromagnetism noise reduction, more environmental protection, use component still less to reach same effect simultaneously, purchasing cost is lower, and assembly process is more succinct, move more reliably.
Description
Technical field
The utility model relates to a kind of magneto, is specifically related to a kind of highly efficient permanent magnet brushless electricity
Machine, belongs to technical field of motors.
Background technology
Motor (English: Electric machinery, to be commonly called as " motor ") refers to according to electricity
Law of magnetic induction realizes electric energy conversion or a kind of calutron of transmission.In circuit with letter M
(old plant D) represents.Its Main Function is to produce driving torque, as electrical appliance or
The power source of various machineries.Its Main Function is to utilize electric energy to be converted into mechanical energy.Existing
Motor production cost is higher, and operationally, easily occurs that Hall element damages the electricity caused
Machine fault, the most far from disclosure satisfy that the use demand of people, to this end, it is proposed that
A kind of highly efficient permanent magnet brushless motor.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, it is provided that one is the most forever
Magnetic brushless electric machine, makes motor characteristic uniformity more preferable；Electric efficiency improves, more energy-conservation；Fortune
Row electromagnetic noise reduces, more environmentally friendly；Reach same effect with less element, buying simultaneously
Cost is lower, and assembly technology is more succinct；Run relatively reliable, can effectively solve background technology
In problem.
In order to solve above-mentioned technical problem, the utility model provides following technical scheme:
The utility model provides motor shown in a kind of highly efficient permanent magnet brushless motor, including fan guard,
Fan, bolt, motor rear cover, Hall PCB locating rack, Hall PCB, Hall, shell,
Coil of stator of motor, magnet steel, rotor, motor shaft, front motor cover, bearing, the first jump ring,
Elastic three crest pads, bearing, cover plate, oil sealing and the second jump ring.It is characterized in that, described
Fan guard is connected by bolt and motor rear cover are fixing, is provided with fan and wind inside described fan guard
Fan is arranged on the side of jump ring and is fixed on motor shaft, and described oil sealing side is provided with cover plate and fixes
On cover plate, described cover plate side is provided with motor rear cover and is fixed on motor rear cover, described electricity
Machine bonnet side is provided with bearing and makes bearing top circle be fixed in the inner circle of motor rear cover, described axle
Holding side and be provided with crest pad, described motor rear cover side is provided with Hall PCB locating rack, described
Hall PCB locating rack side is provided with Hall PCB, and described Hall PCB side is provided with Hall, institute
Stating Hall side just to magnet steel side, described motor rear cover, front motor cover and shell pass through bolt
Fixing connection, described enclosure is provided with coil of stator of motor, all uniformly cloth of described rotor outer circle
Being provided with magnet steel, described rotor center is provided with motor shaft, and described motor shaft sequentially passes through and has contact
Element be the second jump ring, fan, oil sealing, bearing, elastic three crest pads, rotor,
One jump ring, bearing, be provided with the first jump ring, described first jump ring bottom the described motor shaft other end
Side is provided with bearing.
Preferably, described Hall need not be positioned on coil of stator of motor, and hall position can basis
Magnetic signature regulates, it is ensured that motor commutation position is more accurate；Motor noise reduces, more environmentally friendly；
Efficiency improves, more energy efficient.
Preferably, described Hall does not contact coil of stator of motor.Hall is by coil of stator of motor temperature
Rising impact little, reduce the probability of Hall output signal temperature drift, hall element output signal is more steady
Fixed, it is ensured that Hall is stable and reliable in work, extend the service life of Hall, make the in good time of driver
Control sensitiveer, reduce motor and the temperature rise of driver, it is ensured that driver is stable and reliable in work,
Improve system effectiveness, enable the system to utilization rate and improve.
Preferably, the side leakage field of described hall sensing magnet steel, Hall acceptor's distortion of field affects
Little, Hall element experienced interference reduces, and hall element output signal is more stable, makes driving
The reed time controll of device is sensitiveer, reduces motor and the temperature rise of driver, it is ensured that driver work is steady
Fixed reliable, extend motor and the service life of driving.
Preferably, flexible three crest pads at described bearing inner race side and motor shaft step,
Because elastic three crest pad reduces axial float during motor work, so Hall and magnetic
The distance change of steel is little, makes Hall output signal more stable, and reduces main field and axially alter
The probability that the dynamic distortion of field caused causes motor operating characteristic to change；Because flexible three crests
Pad is flexible, it is possible to alleviates the axial compressing to bearing of the motor shaft heat expansion, extends bearing
Service life.
Preferably, the interior semicircle of described Hall PCB locating rack is fixed with the cylindrical of motor rear cover seam
Position, this location mode can reduce the processing cost of motor rear cover, can improve the precision of location,
Shorten installation time.
Preferably, described Hall is paster original paper, can be used for automatic chip mounting and produces, reduces manpower
Produce into.
The utility model is reached to provide the benefit that: magnetic induction part position can be according to each electricity
The different individually regulation of the magnetic signature of machine obtains magnetic induction part optimum position, makes batch motor special
Property is more consistent；Electric efficiency improves, more energy-conservation；Operation electromagnetic noise reduces, more environmentally friendly；
Reaching same effect with less element, purchase cost is lower, and assembly technology is more succinct simultaneously；
The reed time controll making driver is sensitiveer, reduces motor and the temperature rise of driver, it is ensured that driver
Stable and reliable in work, extend motor and the service life of driving, simultaneously Hall PCB locating rack,
Hall PCB and Hall are convenient for changing, need only fan guard be removed, the second jump ring, fan and lid
Just can take Hall PCB support after plate, change Hall, easy to maintenance, it is to avoid to keep in repair improper making
Become secondary damage, alleviate pressure after sale.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes the one of specification
Part, is used for explaining the utility model, it is right to be not intended that together with embodiment of the present utility model
Restriction of the present utility model.
In the accompanying drawings:
Fig. 1 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Machine overall structure schematic diagram；
Fig. 2 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Arbor structural representation；
Fig. 3 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Machine rear cover structure schematic diagram；
Fig. 4 be shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment suddenly
That PCB locating rack structural representation；
Fig. 5 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Cover plate structural representation；
Fig. 6 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Shell structure schematic diagram；
Fig. 7 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Machine fan-cover structure schematic diagram；
Fig. 8 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Machine fan structure schematic diagram；
Fig. 9 is electricity shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment
Machine front-cover structure schematic diagram；
Figure 10 be shown in a kind of highly efficient permanent magnet brushless motor described in the utility model embodiment suddenly
That PCB construction schematic diagram；
Label in figure: 1, fan guard；2, fan；3, bolt；4, motor rear cover；5、
Hall PCB locating rack；6, Hall PCB；7, Hall；8, shell；9, motor stator line
Circle；10, magnet steel；11, rotor；12, motor shaft；13, front motor cover；14, bearing；
15, the first jump ring；16, crest pad；17, bearing；18, cover plate；19, oil sealing；20、
Second jump ring.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that
Preferred embodiment described herein is merely to illustrate and explains the utility model, is not used to limit
Determine the utility model.
Embodiment: refer to Fig. 1-10, the utility model one highly efficient permanent magnet brushless motor,
Including fan guard 1, fan 2, bolt 3, motor rear cover 4, Hall PCB locating rack 5, suddenly
That PCB6, Hall 7, shell 8, coil of stator of motor 9, magnet steel 10, rotor 11, motor
Axle 12, front motor cover 13, bearing the 14, first jump ring 15, elastic three crest pads 16,
Bearing 17, cover plate 18, oil sealing 19 and the second jump ring 20, described fan guard 1 passes through bolt
Fixing with motor rear cover 4 and be connected, described fan guard 1 inside is provided with fan 2 and fan 2 is arranged
Being fixed on motor shaft 12 in the side of jump ring 20, described oil sealing 19 side is provided with cover plate 18
And be fixed on cover plate 18, described cover plate 18 side is provided with motor rear cover 4 and is fixed on motor
On bonnet 4, described motor rear cover 4 side is provided with bearing 17 and makes bearing 17 cylindrical be fixed on
In the inner circle of motor rear cover 4, described bearing 17 side is provided with crest pad 16, described motor
Bonnet 4 side is provided with Hall PCB locating rack 5, and described Hall PCB locating rack 5 side is provided with
Hall PCB6, described Hall PCB6 side is provided with Hall 7, and described Hall 7 side is just to magnetic
Steel 10 side, described motor rear cover 4, front motor cover 13 are fixed by bolt 3 with shell 8
Connecting, described shell 8 is internal is provided with coil of stator of motor 9, and described rotor 11 excircle is equal
The even magnet steel 10 that is laid with, described rotor 11 center is provided with motor shaft 12, described motor shaft 12
Sequentially pass through and have the element of contact be the second jump ring 20, fan 1, oil sealing 19, bearing 17,
Elastic three crest pads 16, rotor the 11, first jump ring 15 and bearing 14, described motor shaft
Being provided with the first jump ring 15 bottom 12 other ends, described first jump ring 15 side is provided with bearing 14.
Described Hall 7 need not be positioned on coil of stator of motor 9.Hall 7 position can be according to magnetic
Field characteristic regulates, it is ensured that motor commutation position is more accurate；Motor noise reduces, more environmentally friendly；Effect
Rate improves, and more energy efficient, described Hall 7 does not contact coil of stator of motor 9, and Hall 7 is by motor
Stator coil 9 temperature rise impact is little, reduces the probability of Hall 7 output signal temperature drift, Hall element
Output signal is more stable, it is ensured that Hall 7 is stable and reliable in work, extends the use longevity of Hall 7
Life, the reed time controll making driver is sensitiveer, reduces motor and the temperature rise of driver, it is ensured that drive
Dynamic device is stable and reliable in work, improves system effectiveness, enables the system to utilization rate and improves, described suddenly
The side leakage field of your 7 inductive magnetic steels 9, Hall 7 acceptor's distortion of field impact is little, Hall element
Experienced interference reduces, and hall element output signal is more stable, makes the reed time controll of driver
Sensitiveer, reduce motor and the temperature rise of driver, it is ensured that driver is stable and reliable in work, extend
Motor and the service life of driving, described bearing 17 inner ring side has at motor shaft 12 step
Elastic three crest pads 16, because elastic three crest pad 16 reduces when motor works
Axial float, so Hall 7 is little with the change of the distance of magnet steel 10, makes Hall output signal more
Stable, and reduce the distortion of field that main field axial float causes and cause motor operating characteristic
The probability changed；Because flexible three crest pads 16 are flexible, it is possible to alleviate motor
The axial compressing to bearing 17 and bearing 14 of axle 12 heat expansion, extends bearing service life, institute
State the interior semicircle of Hall PCB locating rack 5 and the excircle orientation of motor rear cover 4 seam.This fixed
Position mode can reduce the processing cost of motor rear cover 4, can improve the precision of location, shortens assembling
Time.
It should be noted that the utility model is a kind of highly efficient permanent magnet brushless motor, during work,
Hall acceptor's distortion of field impact is little, and Hall element experienced interference reduces, and Hall element exports
Signal is more stable, and the reed time controll making driver is sensitiveer, reduces motor and the temperature of driver
Rise, it is ensured that driver is stable and reliable in work, extend motor and the service life of driving, during production,
Magnetic induction part position can obtain magnetic strength according to the different individually regulation of the magnetic signature of each motor
Answer element optimal position, make batch motor characteristic more consistent；Electric efficiency improves, more energy-conservation:
Operation electromagnetic noise reduces, more environmentally friendly；Reach same effect with less element simultaneously, adopt
Purchasing cost lower, assembly technology is more succinct；The reed time controll making driver is sensitiveer, reduces electricity
Machine and the temperature rise of driver.
It is last it is noted that the foregoing is only preferred embodiment of the present utility model,
It is not limited to the utility model, although the utility model being carried out with reference to previous embodiment
Detailed description, for a person skilled in the art, it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or wherein portion of techniques feature is carried out equivalent replaces
Change.All within spirit of the present utility model and principle, any amendment of being made, equivalent,
Improve, within should be included in protection domain of the present utility model.
Claims (7)
1. a highly efficient permanent magnet brushless motor, including fan guard (1), fan (2), bolt
(3), motor rear cover (4), Hall PCB locating rack (5), Hall PCB (6), Hall (7),
Shell (8), coil of stator of motor (9), magnet steel (10), rotor (11), motor shaft (12),
Front motor cover (13), bearing (14), the first jump ring (15), elastic three crest pads (16),
Bearing (17), cover plate (18), oil sealing (19) and the second jump ring (20), it is characterised in that
Described fan guard (1) is connected by bolt and motor rear cover (4) are fixing, described fan guard (1)
Inside is provided with fan (2) and fan (2) is arranged on the side of jump ring (20) and is fixed on motor
On axle (12), described oil sealing (19) side is provided with cover plate (18) and is fixed on cover plate (18)
On, described cover plate (18) side is provided with motor rear cover (4) and is fixed on motor rear cover (4)
On, described motor rear cover (4) side is provided with bearing (17) and makes bearing (17) cylindrical solid
In the inner circle of motor rear cover (4), described bearing (17) side is provided with crest pad (16),
Described motor rear cover (4) side is provided with Hall PCB locating rack (5), and described Hall PCB is fixed
Frame (5) side, position is provided with Hall PCB (6), and described Hall PCB (6) side is provided with Hall
(7), described Hall (7) side just to magnet steel (10) side, described motor rear cover (4),
Front motor cover (13) is connected by bolt (3) is fixing with shell (8), described shell (8)
Inside is provided with coil of stator of motor (9), and described rotor (11) excircle is uniformly laid with magnet steel
(10), described rotor (11) center is provided with motor shaft (12), and described motor shaft (12) depends on
Secondary through and to have the element of contact be the second jump ring (20), fan (1), oil sealing (19), axle
Hold (17), elastic three crest pads (16), rotor (11), the first jump ring (15) and axle
Hold (14), bottom described motor shaft (12) other end, be provided with the first jump ring (15), described
One jump ring (15) side is provided with bearing (14).
A kind of highly efficient permanent magnet brushless motor the most according to claim 1, it is characterised in that:
Described Hall (7) need not be positioned on coil of stator of motor (9).
A kind of highly efficient permanent magnet brushless motor the most according to claim 1, it is characterised in that:
Described Hall (7) does not contact coil of stator of motor (9).
A kind of highly efficient permanent magnet brushless motor the most according to claim 1, it is characterised in that:
The side leakage field of described Hall (7) inductive magnetic steel (9).
A kind of highly efficient permanent magnet brushless motor the most according to claim 1, it is characterised in that:
Flexible three crest pads (16) at described bearing (17) inner ring side and motor shaft (12) step.
A kind of highly efficient permanent magnet brushless motor the most according to claim 1, it is characterised in that:
The interior semicircle of described Hall PCB locating rack (5) and the excircle orientation of motor rear cover (4) seam.
A kind of highly efficient permanent magnet brushless motor the most according to claim 1, it is characterised in that:
Described Hall (7) is paster original paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620083326.XU CN205544859U (en) | 2016-01-27 | 2016-01-27 | High -efficient permanent magnet brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620083326.XU CN205544859U (en) | 2016-01-27 | 2016-01-27 | High -efficient permanent magnet brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205544859U true CN205544859U (en) | 2016-08-31 |
Family
ID=56772169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620083326.XU Expired - Fee Related CN205544859U (en) | 2016-01-27 | 2016-01-27 | High -efficient permanent magnet brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205544859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932851A (en) * | 2016-07-11 | 2016-09-07 | 德恩科电机（太仓）有限公司 | Three-phase brushless direct-current motor |
-
2016
- 2016-01-27 CN CN201620083326.XU patent/CN205544859U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932851A (en) * | 2016-07-11 | 2016-09-07 | 德恩科电机（太仓）有限公司 | Three-phase brushless direct-current motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20190127 |