CN206686062U - A kind of DC brushless motor - Google Patents
A kind of DC brushless motor Download PDFInfo
- Publication number
- CN206686062U CN206686062U CN201720287598.6U CN201720287598U CN206686062U CN 206686062 U CN206686062 U CN 206686062U CN 201720287598 U CN201720287598 U CN 201720287598U CN 206686062 U CN206686062 U CN 206686062U
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- CN
- China
- Prior art keywords
- ball bearing
- link
- rotating shaft
- magnetic stripe
- magnet frame
- 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.)
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Abstract
DC brushless motor of the present utility model is related to motor, the rotating shaft for solving existing DC brushless motor is easily eccentric, it is driven the problem of unstable, include protecgulum, bonnet, rotor magnetic stripe, rotor magnet frame, stator winding, link, rotating shaft and mainboard, one end of rotating shaft is connected through protecgulum by ball bearing with bonnet, connected between rotating shaft and protecgulum by cylindrical bearing, link is fixed by screws on the inside of bonnet, stator winding is connected on the outside of link, rotor magnet frame between rotating shaft by rivet together with, stator winding, link, rotor magnetic stripe, rotor magnet frame is arranged concentrically with rotating shaft, make the slow-roll stabilization of rotating shaft not eccentric.
Description
Technical field
It the utility model is related to a kind of motor, and in particular to a kind of DC brushless motor.
Background technology
The both ends of the rotating shaft of DC brushless motor are connected with ball bearing at present, rotate easily eccentric, transmission
It is unstable.
Utility model content
The purpose of this utility model is that the rotating shaft for solving existing DC brushless motor is easily eccentric, is driven unstable
Problem, to solve this problem using a kind of scheme of DC brushless motor.
For solve technical scheme that the technical problem that is proposed of the utility model uses for：Brush DC of the present utility model
Motor includes protecgulum, bonnet, rotor magnetic stripe, rotor magnet frame, stator winding, link, rotating shaft and mainboard, described protecgulum and
It is riveted together between bonnet, one end of described rotating shaft is connected through protecgulum and bonnet by ball bearing, spherical axle
Hold and covered after being connected on by ball bearing fixing board card, connected between rotating shaft and protecgulum by cylindrical bearing, protecgulum is provided with circle
Axis of a cylinder holds buckling groove, and cylindrical bearing is connected in cylindrical bearing buckling groove, and described link is fixed by screws in bonnet
Side, described mainboard are fixed on link, and described stator winding is connected on the outside of link, and described rotor magnetic stripe is arranged
On the outside of stator winding, described rotor magnet frame is connected on the outside of rotor magnetic stripe, passes through rivet riveting between rotor magnet frame and rotating shaft
It is connected together, stator winding, link, rotor magnetic stripe, rotor magnet frame are arranged concentrically with rotating shaft.
The technical scheme that the utility model is further qualified is included：
Described link is provided with cylinder locating dowel, is covered after described provided with the company coordinated with the cylinder locating dowel
Frame positioning hole is connect, screw hole is provided among described cylinder locating dowel.
The periphery of described link is provided with more than two stator card articles for stator winding clamping positioning, institute
The stator card article stated circumferentially is uniformly distributed, and described stator winding is provided with the stator neck coordinated with stator card article.
Covered after described provided with the ball bearing locating slot coordinated with ball bearing, one end of ball bearing is placed in spherical
In bearing locating slot, after cover provided with being used for the ball bearing fixed plate buckle that covers after ball bearing fixing board card is connected on,
Ball bearing fixed plate is provided with the ball bearing buckle for being used for the other end of ball bearing being stuck in ball bearing locating slot.
Described rotor magnet frame is provided with the magnetic stripe buckling groove coordinated with rotor magnetic stripe, and described rotor magnetic stripe is connected to magnetic
In bar buckling groove, described rotor magnet frame is provided with rotor magnetic stripe limiting stand.
Described rivet is annular, is riveted together on the inside of rivet annulus with rotating shaft, rivet annulus outside and rotor magnetic
Frame is riveted together.
Pass through above-mentioned technical proposal, the beneficial effects of the utility model are：DC brushless motor of the present utility model turns
One end of axle is connected through protecgulum by ball bearing with bonnet, is connected between rotating shaft and protecgulum by cylindrical bearing, link
It is fixed by screws on the inside of bonnet, stator winding is connected on the outside of link, passes through rivet riveting between rotor magnet frame and rotating shaft
It is connected together, stator winding, link, rotor magnetic stripe, rotor magnet frame are arranged concentrically with rotating shaft, make the slow-roll stabilization of rotating shaft not
It is eccentric.
Brief description of the drawings
Fig. 1 is the assembling cutting structural representation of the utility model DC brushless motor.
Fig. 2 is the blast cutting structural representation of the utility model DC brushless motor.
Fig. 3 is the dimensional structure diagram of the link of the utility model DC brushless motor.
Embodiment
Structure of the present utility model is described further below in conjunction with accompanying drawing.
Referring to figs. 1 to Fig. 3, DC brushless motor of the present utility model includes protecgulum 1, bonnet 2, rotor magnetic stripe 3, rotor
Magnet frame 4, stator winding 5, link 6, rotating shaft 7 and mainboard 8, are riveted together between protecgulum 1 and bonnet 2, protecgulum 1 and bonnet 2
Between formed a cavity.One end of rotating shaft 7 is connected through protecgulum and bonnet by ball bearing 21, and ball bearing 21 is logical
Cross ball bearing fixed plate 22 to be connected on bonnet 2, connected between rotating shaft 7 and protecgulum 1 by cylindrical bearing 11, set on protecgulum 1
There is cylindrical bearing buckling groove 12, cylindrical bearing 11 is connected in cylindrical bearing buckling groove 12, after link 6 is fixed by screws in
Lid inner side, mainboard 8 are fixed on link 6, and stator winding 5 is connected on link 6, and rotor magnetic stripe 3 is set in stator winding 5
Outside, rotor magnet frame 4 are connected to the outside of rotor magnetic stripe 3, are riveted together between rotor magnet frame and rotating shaft by rivet 9, stator
Winding, link, rotor magnetic stripe, rotor magnet frame are arranged concentrically with rotating shaft.
In the present embodiment, bonnet 2 be provided with ball bearing coordinate ball bearing locating slot 23, the one of ball bearing 21
End is placed in ball bearing locating slot, and bonnet 2 is provided with the spherical axle for being used for after ball bearing fixed plate 22 is connected to covering
Fixed plate buckle 24 is held, ball bearing fixed plate 22, which is provided with, is used to the other end of ball bearing be stuck in ball bearing locating slot
Interior ball bearing buckle 221, ball bearing fixing board card covers after being connected on, while compresses ball bearing, ball bearing 21 with
Cylindrical bearing 11 coordinates the stability that ensure that axis of rotation, makes rotating shaft stable not eccentric when rotating.
In the present embodiment, link 6 is provided with cylinder locating dowel 61, and bonnet 2 is provided with what is coordinated with cylinder locating dowel 61
Link positioning hole, the centre of cylinder locating dowel 61 are provided with screw hole, and link 6 first passes through post locating dowel 61 and is positioned in bonnet
The heart, covered after being then fixed by screws in, so as to ensure that the accuracy of the installation site of link 6.In the present embodiment, connection
The periphery of frame 6 is provided with more than two stator card articles 62 for stator winding clamping positioning, and stator card article 62 is circumferentially
It is uniformly distributed, stator winding 5 is provided with the stator neck 51 coordinated with stator card article.Stator winding 5 passes through stator card article clamping
In the outside of link 6, circumferentially equally distributed stator card article 62 ensure that the accuracy of the installation of stator winding 5, ensure that
The concentricity of stator winding 5 and link 6.In the present embodiment, link 6 is higher than the height of stator winding 5, is convenient for changing difference
The stator winding 5 of height.
In the present embodiment, rotor magnet frame 4 is provided with the magnetic stripe buckling groove 41 coordinated with rotor magnetic stripe 3, rotor magnetic stripe clamping
In magnetic stripe buckling groove, rotor magnet frame 4 is provided with rotor magnetic stripe limiting stand 42.Rotor magnetic stripe limiting stand 42 ensure that rotor magnetic stripe
The accuracy of installation, the position of rotor magnetic stripe limiting stand 42 can be adjusted according to the magnetic stripe of different height.
In the present embodiment, rivet 9 is annular, is riveted together on the inside of rivet annulus with rotating shaft, on the outside of rivet annulus and
Rotor magnet frame 4 is riveted together, and so as to ensure that rotor magnet frame 4 and rotating shaft 7 are concentric, and then ensures stability of the rotating shaft in rotation.
The installation of each part of DC brushless motor of the present utility model takes into full account the accuracy of positioning, stator winding, company
Connect frame, rotor magnetic stripe, rotor magnet frame to be arranged concentrically with rotating shaft, ball bearing 21 coordinates with cylindrical bearing 11 ensure that rotating shaft turns
Dynamic stability, make rotating shaft stable not eccentric when rotating.
Although being described in detail with reference to accompanying drawing to specific embodiment of the present utility model, should not be construed as pair
The restriction of the scope of protection of the utility model.In the scope described by claims, those skilled in the art are without creation
Property the various modification and variation that can make of work still fall within the scope of protection of the utility model.
Claims (6)
- A kind of 1. DC brushless motor, it is characterised in that：Include protecgulum, bonnet, rotor magnetic stripe, rotor magnet frame, stator winding, Link, rotating shaft and mainboard, it is riveted together between described protecgulum and bonnet, one end of described rotating shaft passes through protecgulum with after Connected between lid by ball bearing, ball bearing covers after being connected on by ball bearing fixing board card, between rotating shaft and protecgulum Connected by cylindrical bearing, protecgulum is provided with cylindrical bearing buckling groove, and cylindrical bearing is connected in cylindrical bearing buckling groove, described Link be fixed by screws on the inside of bonnet, described mainboard is fixed on link, and described stator winding is connected to On the outside of link, described rotor magnetic stripe is set on the outside of stator winding, and described rotor magnet frame is connected on the outside of rotor magnetic stripe, Rotor magnet frame between rotating shaft by rivet together with, stator winding, link, rotor magnetic stripe, rotor magnet frame with turn Axle is arranged concentrically.
- 2. DC brushless motor as claimed in claim 1, it is characterised in that：Described link is provided with cylinder locating dowel, Covered after described and be provided with spiral shell provided with the link positioning hole coordinated with the cylinder locating dowel, described cylinder locating dowel centre Silk hole.
- 3. DC brushless motor as claimed in claim 1, it is characterised in that：The periphery of described link is provided with two The stator card article for being used for stator winding clamping positioning above, described stator card article are circumferentially uniformly distributed, described stator Winding is provided with the stator neck coordinated with stator card article.
- 4. DC brushless motor as claimed in claim 1, it is characterised in that：Cover to be provided with after described and coordinate with ball bearing Ball bearing locating slot, one end of ball bearing is placed in ball bearing locating slot, after cover provided with being used for ball bearing The ball bearing fixed plate buckle that fixing board card covers after being connected on, ball bearing fixed plate, which is provided with, to be used for the another of ball bearing One end is stuck in the ball bearing buckle in ball bearing locating slot.
- 5. DC brushless motor as claimed in claim 1, it is characterised in that：Described rotor magnet frame is provided with and rotor magnetic stripe The magnetic stripe buckling groove of cooperation, described rotor magnetic stripe are connected in magnetic stripe card access slot, and described rotor magnet frame is provided with rotor magnetic Bar limiting stand.
- 6. DC brushless motor as claimed in claim 1, it is characterised in that：Described rivet is annular, in rivet annulus Side is riveted together with rotating shaft, is riveted together on the outside of rivet annulus with rotor magnet frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720287598.6U CN206686062U (en) | 2017-03-23 | 2017-03-23 | A kind of DC brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720287598.6U CN206686062U (en) | 2017-03-23 | 2017-03-23 | A kind of DC brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206686062U true CN206686062U (en) | 2017-11-28 |
Family
ID=60390957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720287598.6U Active CN206686062U (en) | 2017-03-23 | 2017-03-23 | A kind of DC brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206686062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801768A (en) * | 2019-01-24 | 2019-05-24 | 高鑫斌 | A kind of method that motor and motor magnet frame and magnetic stripe magnetize |
-
2017
- 2017-03-23 CN CN201720287598.6U patent/CN206686062U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801768A (en) * | 2019-01-24 | 2019-05-24 | 高鑫斌 | A kind of method that motor and motor magnet frame and magnetic stripe magnetize |
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