CN208508756U - A kind of efficient straight drive outer rotor brushless motor - Google Patents
A kind of efficient straight drive outer rotor brushless motor Download PDFInfo
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- CN208508756U CN208508756U CN201821229810.4U CN201821229810U CN208508756U CN 208508756 U CN208508756 U CN 208508756U CN 201821229810 U CN201821229810 U CN 201821229810U CN 208508756 U CN208508756 U CN 208508756U
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- welded
- fixed block
- efficient
- motor
- cylinder roller
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- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model discloses a kind of efficient straight drive outer rotor brushless motors, including body, pedestal and bearing rod, fixed block is welded on the pedestal, bearing rod is welded on the fixed block, and one end of bearing rod extends to the inside of fixed block, four sides of the fixed block are welded with the inner sleeve of cylinder roller bearing one.The utility model passes through the annular permanent magnet being equipped with, enable stator that can do work all angles of annular permanent magnet, the momentary rate for rotating body rises, keep the speed-raising of motor fast, keep motor work more efficient, the utility model is because being equipped with cylinder roller bearing, main shaft and secondary transmission shaft, cylinder roller bearing reduces the friction of body and pedestal and motor internal component and mechanical collision, reduce the kinetic energy because of collision loss, main shaft and time transmission shaft make the significantly more efficient transmitting of kinetic energy, the utilization rate for improving kinetic energy keeps motor running more efficient.
Description
Technical field
The utility model relates to technical field of motors, in particular to a kind of efficient straight drive outer rotor brushless motor.
Background technique
Mainly application is hub motor and motor for washer, direct driving motor technology to current straight drive outer rotor brushless motor
Referred to as inner electric machine technology, its maximum feature exactly all integrate power device, transmission device and brake apparatus
In casing, makes motor when driving load, be not required to by transmission device (such as driving belt).Direct driving motor is suitable for all kinds of
Washing machine, major benefit point include mute, energy saving, steady, powerful.
But traditional straight drive outer rotor brushless motor is during use, because generating collision between shell and pedestal,
Mechanical energy is generated, negative work is done to motor, reduces the kinetic energy of motor, and generate a small amount of noise, and conventional motors directly drive outer turn
There is biggish gap between the permanent magnet installed in sub- brushless motor, make after powered up, stator cannot make the angled acting of institute
The speed-increasing effect of motor is poor, and the straight drive outer rotor brushless motor of tradition only passes through one group of transmission shaft and kinetic energy is transferred to work
On machine, reduce the utilization rate of kinetic energy.For this purpose, it is proposed that a kind of efficient straight drive outer rotor brushless motor.
Utility model content
The main purpose of the utility model is to provide a kind of efficient straight drive outer rotor brushless motors, can effectively solve
The problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
It is a kind of efficiently directly to drive outer rotor brushless motor, including body, pedestal and bearing rod, it is welded on the pedestal solid
Determine block, be welded with bearing rod on the fixed block, and one end of bearing rod extends to the inside of fixed block, the four of the fixed block
Side is welded with the inner sleeve of cylinder roller bearing one, the housing of the cylinder roller bearing one and the bottom hinge of body inner wall
Connection, the bearing rod run through stator, and bearing rod be fixedly connected with stator and stator with fixation block welding, the bearing
The other end of bar and the inner sleeve of cylinder roller bearing two are welded, and the cylinder roller bearing two is embedded on body, the body
Top be welded with main shaft and time transmission shaft, and main shaft position is corresponding with the position of cylinder roller bearing two, and
Secondary transmission shaft is four groups, is equipped with annular permanent magnet on the inner sidewall of the body.
Further, the stator includes rack, disk spool and coil, and disk spool is 15 groups, the disk spool weldering
It connects on the rack, the coil is wrapped on disk spool.
Further, the bottom of the body is close to the top of pedestal.
Further, the diameter of the annular permanent magnet inner ring is slightly larger than the diameter of stator.
Compared with prior art, the utility model has the following beneficial effects:
1, this kind of efficient straight outer rotor brushless motor that drives makes to make in energization, in stator by the annular permanent magnet being equipped with
Coil generates stator and results from the magnetic opposite magnetism of annular permanent magnet in annular permanent magnet, turn motor by electric current
It is dynamic, and can do work to the intracorporal all angles of machine, the speed for rotating body becomes faster, and momentary rate rises, and makes motor
Speed-increasing effect improve, make motor rotation it is more efficient.
2, this kind of efficient straight drive outer rotor brushless motor, passes through the cylinder roller bearing one being equipped with, cylinder roller bearing
One housing and the bottom end hinge of body inner wall connect, the inner sleeve of cylinder roller bearing one and fixed block welding, and body
Bottom reduces the friction of body and pedestal and motor internal component and mechanical collision close to the top with pedestal, make body with
The negative work done between pedestal and motor internal component reduces, and the kinetic energy for losing motor in rotation is reduced, and makes motor work more
Increase effect.
3, this kind of efficient straight drive outer rotor brushless motor, it is fixed after energization by the main shaft and time transmission shaft being equipped with
Son acts on annular permanent magnet, rotates body, kinetic energy is transferred to the machine of running, traditional straight drive by transmission shaft by body
Outer rotor brushless motor only passes through one group of transmission shaft transmitting kinetic energy, in transmittance process, can cause kinetic energy due to the offset of rotation
Loss, the significantly more efficient machine for being transferred to running of kinetic energy can improve the benefit of kinetic energy by time transmission shafts of main shaft and four groups
With rate, keep motor running more efficient.
4, this kind it is efficient straight drive outer rotor brushless motor, because equipped with stator, stator includes rack, disk spool and coil,
And disk spool is 15 groups, straight drive in outer rotor brushless motor of tradition is provided only with eight groups of disk spools, and the increase of disk spool quantity makes
Stator after powered up does work faster to permanent magnet, increases the speed-increasing effect of motor.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure that the utility model efficiently directly drives outer rotor brushless motor.
Fig. 2 is the stator structure schematic diagram that the utility model efficiently directly drives outer rotor brushless motor.
Fig. 3 is the overall structure diagram that the utility model efficiently directly drives outer rotor brushless motor.
In figure: 1, body；2, annular permanent magnet；3, cylinder roller bearing one；4, fixed block；5, pedestal；6, stator；7, axis
Hold bar；8, cylinder roller bearing two；9, main shaft；10, secondary transmission shaft；11, coil；12, rack；13, disk spool.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1-3, a kind of efficient straight drive outer rotor brushless motor, including body 1, pedestal 5 and bearing rod 7, institute
It states and is welded with fixed block 4 on pedestal 5, bearing rod 7 is welded on the fixed block 4, and one end of bearing rod 7 extends to fixed block
4 inside, four sides of the fixed block 4 are welded with the inner sleeve of cylinder roller bearing 1, the cylinder roller bearing 1
Housing is connect with the bottom hinge of 1 inner sidewall of body, and the bearing rod 7 runs through stator 6, and bearing rod 7 and the fixed company of stator 6
It connects and stator 6 is welded with fixed block 4, the other end of the bearing rod 7 and the inner sleeve of cylinder roller bearing 28 are welded, institute
Cylinder roller bearing 28 to be stated to be embedded on body 1, the top of the body 1 is welded with main shaft 9 and time transmission shaft 10, and
9 position of main shaft transmission shaft 10 corresponding and secondary with the position of cylinder roller bearing 28 be four groups, the body 1 it is interior
Annular permanent magnet 2 is installed on side wall.
This example is as shown in figures 1 and 3, by the annular permanent magnet 2 being equipped with, makes to make in energization, stator coil passes through
Electric current generates stator and results from the magnetic opposite magnetism of annular permanent magnet in annular permanent magnet, rotates motor, and energy
It can do work to the intracorporal all angles of machine, the speed for rotating body becomes faster, and momentary rate rises, and makes the speed-increasing effect of motor
It improves, keeps motor rotation more efficient, pass through the cylinder roller bearing 1 being equipped with, the housing and body 1 of cylinder roller bearing 1
The bottom end hinge of inner sidewall connects, and the inner sleeve and fixed block 4 of cylinder roller bearing 1 are welded, and makes body 1 and pedestal 5 and motor
The friction of internal component and mechanical collision are reduced, and the kinetic energy for losing motor in rotation is reduced, and keep motor work more efficient,
By the main shaft 9 and time transmission shaft 10 being equipped with, after energization, stator 6 acts on annular permanent magnet 2, rotates body, body
Kinetic energy is transferred to the machine of running by transmission shaft, traditional straight drive outer rotor brushless motor only passes through one group of transmission shaft transmitting
Kinetic energy can cause the loss of kinetic energy, main shaft 9 and four groups transmission shafts 10, energy in transmittance process due to the offset of rotation
By the significantly more efficient machine for being transferred to running of kinetic energy, the utilization rate of kinetic energy is improved, keeps motor running more efficient.
Wherein, the stator 7 includes rack 12, disk spool 13 and coil 11, and disk spool 13 is 15 groups, the disk line
Axis 13 is welded in rack 12, and the coil 11 is wrapped on disk spool 13.
For this example as shown in Fig. 2, the disk spool 13 being equipped with is 15 groups, tradition straight drive is equipped with eight in outer rotor brushless motor
Group disk spool 13, the increase of 13 quantity of disk spool make stator do work faster to permanent magnet 2 after powered up, increase the speed-raising of motor
Effect.
Wherein, the bottom of the body 1 is close to the top of pedestal 5.
This example is as shown in figure 3, the bottom of body 1 makes the friction between body 1 and pedestal 5 close to the top with pedestal 5
It being reduced with mechanical collision, makes the negative work done between body 1 and pedestal 5 reduction, the kinetic energy for losing motor in rotation is reduced,
Keep motor work more efficient.
Wherein, the diameter of 2 inner ring of annular permanent magnet is slightly larger than the diameter of stator 6.
This example is as described in Figure 1, and the diameter of 2 inner ring of annular permanent magnet is slightly larger than the diameter of stator 6, determines after facilitating energization
6 pairs of annular permanent magnets 2 of son do work.
It should be noted that the utility model be it is a kind of it is efficient straight drive outer rotor brushless motor, when work, connect electricity
Source, the coil 11 being wrapped on disk spool 13 are powered, and it is magnetic opposite that generation results from annular permanent magnet 2 in annular permanent magnet 2
Magnetism, can do work to the intracorporal all angles of machine, make body 1 rotate, disk spool 13 be 15 groups, 13 quantity of disk spool
Increase, stator 6 is made to do work faster to annular permanent magnet 6 after powered up, the momentary rate for rotating body 1 rises, and increases motor
Speed-increasing effect improve the speed-increasing effect of motor, keep motor rotation more efficient, 1 bottom of body is close to pedestal 5 when rotation
Top, and the bottom end of 1 inner sidewall of body is connect with the housing hinge of cylinder roller bearing 1, cylinder roller bearing 1 it is interior
4 welding are covered and fixed, the friction of body 1 and pedestal 5 and motor internal component and mechanical collision is reduced, makes body 1 and pedestal
The negative work done between 5 and motor internal component reduces, and the kinetic energy for losing motor in rotation is reduced, and increases motor work more
Effect, while body 1 drives main shaft 9 and time transmission shaft 10 to rotate, and the significantly more efficient machine for being transferred to running of kinetic energy mentions
The utilization rate of kinetic energy keeps motor running more efficient.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of efficient straight drive outer rotor brushless motor, including body (1), pedestal (5) and bearing rod (7), it is characterised in that:
It is welded with fixed block (4), is welded with bearing rod (7) on the fixed block (4), and one end of bearing rod (7) on the pedestal (5)
The inside of fixed block (4) is extended to, four sides of the fixed block (4) are welded with the inner sleeve of cylinder roller bearing one (3), described
The housing of cylinder roller bearing one (3) is connect with the bottom hinge of body (1) inner sidewall, and the bearing rod (7) runs through stator
(6), and bearing rod (7) is fixedly connected with stator (6) and stator (6) and fixed block (4) are welded, the bearing rod (7) it is another
The inner sleeve of one end and cylinder roller bearing two (8) is welded, and the cylinder roller bearing two (8) is embedded on body (1), the machine
The top of body (1) is welded with main shaft (9) and time transmission shaft (10), and main shaft (9) position and cylinder roller bearing two
(8) position correspondence and secondary transmission shaft (10) is four groups, is equipped with annular permanent magnet on the inner sidewall of the body (1)
(2)。
2. a kind of efficient straight drive outer rotor brushless motor according to claim 1, it is characterised in that: the stator (6)
Including rack (12), disk spool (13) and coil (11), and disk spool (13) is 15 groups, and the disk spool (13) is welded on machine
On frame (12), the coil (11) is wrapped on disk spool (13).
3. a kind of efficient straight drive outer rotor brushless motor according to claim 1, it is characterised in that: the body (1)
Bottom be close to the tops of pedestal (5).
4. a kind of efficient straight drive outer rotor brushless motor according to claim 1, it is characterised in that: the annular permanent magnet
The diameter of body (2) inner ring is slightly larger than the diameter of stator (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821229810.4U CN208508756U (en) | 2018-08-01 | 2018-08-01 | A kind of efficient straight drive outer rotor brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821229810.4U CN208508756U (en) | 2018-08-01 | 2018-08-01 | A kind of efficient straight drive outer rotor brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508756U true CN208508756U (en) | 2019-02-15 |
Family
ID=65290898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821229810.4U Expired - Fee Related CN208508756U (en) | 2018-08-01 | 2018-08-01 | A kind of efficient straight drive outer rotor brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208508756U (en) |
-
2018
- 2018-08-01 CN CN201821229810.4U patent/CN208508756U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20210801 |