CN208112441U - A kind of novel brushless motor - Google Patents
A kind of novel brushless motor Download PDFInfo
- Publication number
- CN208112441U CN208112441U CN201820560514.6U CN201820560514U CN208112441U CN 208112441 U CN208112441 U CN 208112441U CN 201820560514 U CN201820560514 U CN 201820560514U CN 208112441 U CN208112441 U CN 208112441U
- Authority
- CN
- China
- Prior art keywords
- sensor
- end cap
- rear end
- brushless motor
- magnetic pole
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to brushless motor technical field, especially a kind of novel brushless motor.A kind of novel brushless motor, including motor body, motor body both ends are drive end bearing bracket and rear end cap, it is stator between drive end bearing bracket and rear end cap, screw screws in the thread groove of rear end cap after passing through the through-hole on drive end bearing bracket and stator, rotor is equipped with by bearing between drive end bearing bracket and rear end cap, there is the mounting groove of annular on the inside of drive end bearing bracket and rear end cap, stator both ends are equipped with skeleton by bolt, skeleton is caught in mounting groove, sensor line board group part is equipped with by screw on rear end cap, sensor is welded on sensor line board group part, the shaft end of rotor is equipped with magnetic pole sensor.This novel brushless motor when in use, can the magnetic pole accurately to coiling group on rotor be monitored, it is ensured that the normal operation of brushless motor satisfies the use demand.
Description
Technical field
The utility model relates to brushless motor technical field, especially a kind of novel brushless motor.
Background technique
Brushless motor needs the magnetic pole in the coiling group to rotor to be monitored when in use, and for magnetic pole
State rotates next group of coiling group and is powered, and the accuracy of magnetic pole monitoring determines the operating condition of brushless motor, current nothing
The magnetic pole monitoring of brush motor has that error is larger, cannot ensure accurately to monitor, influences the normal operation of brushless motor.
Summary of the invention
In order to overcome deficiency existing for existing brushless motor, the utility model provides a kind of novel brushless motor.
Technical solution adopted by the utility model to solve its technical problems is：A kind of novel brushless motor, including motor
Ontology, motor body both ends are drive end bearing bracket and rear end cap, are stator between drive end bearing bracket and rear end cap, screw passes through drive end bearing bracket and determines
It is screwed in after through-hole on son in the thread groove of rear end cap, rotor, front end is equipped with by bearing between drive end bearing bracket and rear end cap
There is the mounting groove of annular on the inside of lid and rear end cap, stator both ends are equipped with skeleton by bolt, and skeleton is caught in mounting groove, rear end
It covers and sensor line board group part is equipped with by screw, sensor, the axis end of rotor are welded on sensor line board group part
End is equipped with magnetic pole sensor.
Another embodiment according to the present utility model further comprises passing through buckle on the outside of sensor line board group part
Mode back cover is installed.
Another embodiment according to the present utility model further comprises the number of sensor and the number of magnetic pole sensor
Mesh is consistent, and the number of magnetic pole sensor is consistent with the coiling group number on rotor.
Another embodiment according to the present utility model further comprises the relative position of magnetic pole sensor and coiling group
On same straight line.
Another embodiment according to the present utility model further comprises that sensor is uniform as the center of circle using the axle center of rotor
Be arranged on sensor line board group part.
The utility model has the beneficial effects that this novel brushless motor is when in use, it can be accurately to rotor
The magnetic pole of upper coiling group is monitored, it is ensured that the normal operation of brushless motor satisfies the use demand.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model；
1, motor body in figure, 2, drive end bearing bracket, 3, rear end cap, 4, stator, 5, rotor, 6, mounting groove, 7, skeleton, 8, sensing
Device circuit board module, 9, sensor, 10, magnetic pole sensor, 11, back cover.
Specific embodiment
If Fig. 1 is the structural schematic diagram of the utility model, a kind of novel brushless motor, including motor body 1, motor body
1 both ends are drive end bearing bracket 2 and rear end cap 3, are stator 4 between drive end bearing bracket 2 and rear end cap 3, and screw passes through on drive end bearing bracket 2 and stator 4
Through-hole after screw in rear end cap 3 thread groove in, rotor 5, front end are equipped with by bearing between drive end bearing bracket 2 and rear end cap 3
There is the mounting groove 6 of annular on the inside of lid 2 and rear end cap 3,4 both ends of stator are equipped with skeleton 7 by bolt, and skeleton 7 is caught in mounting groove 6
It is interior, sensor line board group part 8 is equipped with by screw on rear end cap 3, is welded with sensor 9 on sensor line board group part 8,
The shaft end of rotor 5 is equipped with magnetic pole sensor 10.
Drive end bearing bracket 2 and rear end cap 3 are first placed in the both ends of stator 4 when assembling by this novel brushless motor, will
Long spiro nail is together in series in the thread groove in screw-in rear end cap 3 later after passing through the through-hole in drive end bearing bracket 2 and stator 4, realizes
To being fixedly mounted on for drive end bearing bracket 2 and rear end cap 3, before this, first in the bearing mounting groove of drive end bearing bracket 2 and rear end cap 3
It is packed into bearing, and is packed into rotor 5 in the through-hole of bearing, thereby realizes the preliminary assembling to motor, skeleton 7 passes through spiral shell
Bolt is mounted on the two sides of stator 4, and skeleton 7 is stuck on the inside of drive end bearing bracket 2 and rear end cap 3 in the mounting groove 6 for having annular, realizes to stator
Positioning and guiding function when 4 installation installs sensor line board group part 8, the elastic side of screw by screw on rear end cap 3
It is convenient, the installation rapid and convenient of sensor line board group part 8 is resulted in, passes through spot welding on sensor line board group part 8
Mode has welded sensor 9, and sensor 9 carries out the transmitting and conduction of model with the magnetic pole sensor 10 of 5 end of rotor, logical in this way
Crossing sensor 9 just can determine that position and the magnetic-pole signals of 10 upper magnetic pole of magnetic pole sensor, realize the inspection to the magnetic pole of device 5
It surveys.
Another embodiment according to the present utility model further comprises passing through buckle on the outside of sensor line board group part 8
Mode back cover 11 is installed.
In order to protect sensor line board group part 8, back cover 11 is mounted with by way of buckle outside it, plays protection
Purpose.
Another embodiment according to the present utility model further comprises number and the magnetic pole sensor 10 of sensor 9
Number is consistent, and the number of magnetic pole sensor 10 is consistent with the coiling group number on rotor 5.
In order to ensure sensor 9 detects the accuracy of the magnetic-pole signals of magnetic pole sensor 10, using the consistent sensing of number
Device 9 and magnetic pole sensor 10, in this way in the magnetic-pole signals that can be quickly detected for carrying out magnetic-pole signals induction, no matter magnetic pole is passed
Sensor 10 be located at where, nearby always there is corresponding sensor 9 to carry out signal detection, while magnetic pole sensor 10 is corresponding
It is also corresponding coiling group on rotor 5, the magnetic pole information generated after being powered in coiling group is transmitted to magnetic pole by sense line
On sensor 10, the magnetic-pole signals are finally captured by sensor 9, and then are judged in which group coiling group there are magnetic pole information,
Improve the accuracy of positioning.
Another embodiment according to the present utility model further comprises the opposite position of magnetic pole sensor 10 and coiling group
It sets on same straight line.
Locate magnetic pole sensor 10 and coiling group on the same line, there are magnetic pole information in coiling group, then same with it
Also there is magnetic pole information on magnetic pole sensor 10 on one straight line, finally confirmed by the capture that sensor 9 carries out information.
Another embodiment according to the present utility model further comprises that sensor 9 is equal as the center of circle using the axle center of rotor 5
Even is arranged on sensor line board group part 8.
Sensor 9 is arranged by the way of circumference, be in order to be arranged in the axis of rotor 5 outer ring on, it is ensured that can be quick
Capture magnetic pole information.
It is described above to be merely exemplary for the utility model, and not restrictive, those of ordinary skill in the art
Understand, in the case where not departing from spirit and scope as defined in the appended claims, many modifications can be made, change or wait
Effect, but all will fall within the protection scope of the utility model.
Claims (5)
1. a kind of novel brushless motor, including motor body (1), motor body (1) both ends are drive end bearing bracket (2) and rear end cap (3),
It is stator (4) that screw screws in after passing through the through-hole on drive end bearing bracket (2) and stator (4) between drive end bearing bracket (2) and rear end cap (3)
In the thread groove of rear end cap (3), rotor (5) are equipped with by bearing between drive end bearing bracket (2) and rear end cap (3), characterized in that preceding
There is the mounting groove (6) of annular on the inside of end cap (2) and rear end cap (3), stator (4) both ends are equipped with skeleton (7), skeleton by bolt
(7) it is caught in mounting groove (6), sensor line board group part (8), sensor line plate is equipped with by screw on rear end cap (3)
It is welded on component (8) sensor (9), the shaft end of rotor (5) is equipped with magnetic pole sensor (10).
2. novel brushless motor according to claim 1, characterized in that pass through card on the outside of sensor line board group part (8)
The mode of button is equipped with back cover (11).
3. novel brushless motor according to claim 1, characterized in that the number and magnetic pole sensor of sensor (9)
(10) number is consistent, and the number of magnetic pole sensor (10) is consistent with the coiling group number on rotor (5).
4. novel brushless motor according to claim 1 or 3, characterized in that the phase of magnetic pole sensor (10) and coiling group
Position is on same straight line.
5. novel brushless motor according to claim 1, characterized in that sensor (9) is using the axle center of rotor (5) as the center of circle
Uniformly it is arranged on sensor line board group part (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820560514.6U CN208112441U (en) | 2018-04-18 | 2018-04-18 | A kind of novel brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820560514.6U CN208112441U (en) | 2018-04-18 | 2018-04-18 | A kind of novel brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208112441U true CN208112441U (en) | 2018-11-16 |
Family
ID=64119160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820560514.6U Expired - Fee Related CN208112441U (en) | 2018-04-18 | 2018-04-18 | A kind of novel brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208112441U (en) |
-
2018
- 2018-04-18 CN CN201820560514.6U patent/CN208112441U/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: 20181116 Termination date: 20200418 |