CN207677530U - The structure of fixed magnet steel - Google Patents
The structure of fixed magnet steel Download PDFInfo
- Publication number
- CN207677530U CN207677530U CN201721749382.3U CN201721749382U CN207677530U CN 207677530 U CN207677530 U CN 207677530U CN 201721749382 U CN201721749382 U CN 201721749382U CN 207677530 U CN207677530 U CN 207677530U
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- CN
- China
- Prior art keywords
- rotor core
- magnet steel
- protruding block
- big protruding
- core ontology
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- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model discloses the structures of fixed magnet steel, including what is be arranged in rotor core inner body wall inlay several first convex blocks that plastics are connect with rotating assembly；Further include be arranged on rotor core body outer wall inlay several second convex blocks that plastics are connect with magnet steel；Second convex block includes the small boss being connect with rotor core ontology, and the big protruding block extended outward to form by small boss end；The big protruding block both sides are protruded outside small boss, and the card slot of indent is formed between small boss and rotor core ontology；Pass through small lugs, big protruding block and card slot, multiple stress supporting points are formd on rotor core body outer wall, be conducive to plastic layer and firmly grasp rotor core ontology and magnet steel, when rotor core ontology, which rotates, generates centrifugal force, since big protruding block both sides protrusion is outside small boss, form blocking so that plastic layer is bonded even closer with big protruding block；It can effectively prevent magnet steel from being detached with rotor core ontology, improve reliability.
Description
Technical field
The utility model is related to motor rotor construction technical fields, and magnetic can be reliably prevented in particular to one kind
The structure that steel falls off.
Background technology
Motor refers to a kind of calutron realized electric energy conversion according to the law of electromagnetic induction or transmitted, its main function
It is to generate driving torque, as electrical appliance or the power source of various machineries；Since the structure installing and dismounting of motor is more convenient, institute
To be widely used various fields；Motor is made of rotor and stator two parts, it be for realizing electric energy and mechanical energy, with
And the conversion equipment of mechanical energy and electric energy；Wherein rotor structure needs magnet steel being fixed on rotor core ontology, traditional side
Method is that magnet steel is fixed on rotor core ontology using the method for inlaying plastics, plays the effect for preventing from resonating and reducing noise
Fruit；But in actual use, since there is magnet steel certain weight, the centrifugal force generated in rotor rotation process to be easy
Cause plastic layer to fall off with rotor core ontology, magnet steel falls off fly out after it is stuck with stator, affect the normal use of motor.
Invention content
The utility model aim is to provide a kind of structure that can reliably prevent magnet steel from falling off, and solves the above technology and asks
Topic.
In order to achieve the above technical purposes, reach above-mentioned technology requirement, technical solution is used by the utility model：
The structure of fixed magnet steel, including several for inlaying that plastics connect with rotating assembly that are arranged in rotor core inner body wall
One convex block；It is characterized in that：Further include be arranged on rotor core body outer wall inlay that plastics connect with magnet steel several
Two convex blocks；Second convex block includes the small boss being connect with rotor core ontology, and is extended outwardly by small boss end
The big protruding block of formation；The big protruding block both sides are protruded outside small boss, are formed between small boss and rotor core ontology
The card slot of indent.
As preferred technical solution:First convex block includes the first L-shaped structure, and is matched with the first L-shaped structure
Close the second L-shaped structure for forming space；Plastics are inlayed with rotating assembly by notch and are connect in the space.
As preferred technical solution：T-shaped structure is formed between the space and notch.
As preferred technical solution：The cross section of the big protruding block is trapezium structure or triangular structure.
As preferred technical solution：It is additionally provided at least one groove on the big protruding block side wall.
As preferred technical solution：The cross section of the card slot is semicircular arc structure.
The utility model has the beneficial effects that：The structure of fixed magnet steel, compared with traditional structure：Further include being arranged in rotor
On core body outer wall several second convex blocks that plastics are connect are inlayed with magnet steel；Second convex block includes and rotor iron
The small boss of core ontology connection, and the big protruding block that is extended outward to form by small boss end；The big protruding block both sides protrusion
Outside small boss, the card slot of indent is formed between small boss and rotor core ontology；In actual use, small due to being provided with
The card slot of indent is formed between boss and big protruding block, big protruding block and small boss and rotor core ontology, it is external in rotor core sheet
Multiple stress supporting points are formd on wall, is conducive to plastic layer and firmly grasps rotor core ontology and magnet steel, when rotor core ontology revolves
Change the line of production raw centrifugal force when, due to big protruding block both sides protrusion outside small boss, formed blocking so that plastic layer is bonded with big protruding block
It is even closer；It can effectively prevent magnet steel from being detached with rotor core ontology, improve reliability, reduce noise, prevent altogether
It shakes.
Description of the drawings
Fig. 1 is the utility model three dimensional structure diagram；
Fig. 2 is the utility model left view；
Fig. 3 is close-up schematic view at the A of the utility model Fig. 2；
Fig. 4 is close-up schematic view at the B of the utility model Fig. 2；
In figure：1. rotor core ontology, 2. first convex blocks, 3. second convex blocks, 4. small boss, 5. big protruding blocks, 6. card slots,
The first L-shaped structures of 2-1., the spaces 2-2., the second L-shaped structures of 2-3., 2-4. notches, 5-1. grooves.
Specific implementation mode
The utility model is further described below in conjunction with the accompanying drawings；
In the accompanying drawings：The structure of fixed magnet steel, including what is be arranged on 1 inner wall of rotor core ontology are inlayed with rotating assembly
Several first convex blocks 2 of plastics connection；Further include be arranged on 1 outer wall of rotor core ontology inlay plastics with magnet steel and connect
Several second convex blocks 3；Second convex block 3 includes the small boss 4 being connect with rotor core ontology 1, and by small convex
The big protruding block 5 that 4 end of platform extends outward to form；5 both sides of big protruding block are protruded outside small boss 4, with small boss 4 and turn
The card slot 6 of indent is formed between sub- core body 1；In actual use, due to being provided with small boss 4 and big protruding block 5, described is big
The card slot 6 that indent is formed between convex block 5 and small boss 4 and rotor core ontology 1, forms on 1 outer wall of rotor core ontology
Multiple stress supporting points are conducive to plastic layer and firmly grasp rotor core ontology 1 and magnet steel, when rotor core ontology 1 rotation generate from
When mental and physical efforts, since 5 both sides of big protruding block protrusion is outside small boss 4, blocking is formed so that plastic layer is bonded more with big protruding block 5
Closely；It can effectively prevent magnet steel from being detached with rotor core ontology 1, improve reliability, reduce noise, prevent from resonating.
In Fig. 2, Fig. 3：First convex block 2 includes the first L-shaped structure 2-1, and is matched with the first L-shaped structure 2-1
Close the second L-shaped structure 2-3 for forming space 2-2；The space 2-2 inlays plastics with rotating assembly by notch 2-4 and connect；
It is even closer so that rotor core ontology 1 is connect with rotating assembly, play the role of reducing noise and prevents resonance.
In Fig. 2, Fig. 3：T-shaped structure is formed between the space 2-2 and notch 2-4, is more conducive to rotor core
It is connected between ontology 1 and rotating assembly.
In Fig. 3, Fig. 4：The cross section of the big protruding block 5 is trapezium structure or triangular structure；System easy to process
It makes, and forms blocking so that plastic layer is bonded even closer with big protruding block 5.
In Fig. 4：It is also symmetrically arranged at least one groove 5-1 on 5 side wall of big protruding block；Coordinate with card slot 6, makes
Rotor core ontology 1 connected with magnet steel it is even closer.
In Fig. 1, Fig. 3：The cross section of the card slot 6 is semicircular arc structure；Rounding off improve big protruding block 5,
The intensity of connection between small boss 4 and rotor core ontology 1.
Above-described embodiment is only intended to clearly illustrate made by the utility model and describes, and not to the limit of embodiment
It is fixed, to those of ordinary skill in the art, other various forms of variations can also be made on the basis of the above description
Or change, there is no necessity and possibility to exhaust all the enbodiments, and the obvious variation thus amplified out
Or among changing still in the scope of protection of the utility model.
Claims (6)
1. fixing the structure of magnet steel, including it is arranged in rotor core ontology（1）Inlaying plastics with rotating assembly and connect on inner wall
Several first convex blocks（2）；It is characterized in that：Further include being arranged in rotor core ontology（1）On outer wall modeling is inlayed with magnet steel
Expect several second convex blocks of connection（3）；Second convex block（3）Including with rotor core ontology（1）The small boss of connection
（4）, and by small boss（4）The big protruding block that end extends outward to form（5）；The big protruding block（5）It protrudes small convex both sides
Platform（4）Outside, with small boss（4）With rotor core ontology（1）Between formed indent card slot（6）.
2. the structure of fixed magnet steel according to claim 1, it is characterized in that：First convex block（2）Including the first L-shaped
Structure（2-1）, and with the first L-shaped structure（2-1）Cooperatively form space（2-2）The second L-shaped structure（2-3）；The sky
Between（2-2）Pass through notch（2-4）Plastics are inlayed with rotating assembly to connect.
3. the structure of fixed magnet steel according to claim 2, it is characterized in that：The space（2-2）And notch（2-4）It
Between form T-shaped structure.
4. the structure of fixed magnet steel according to claim 1, it is characterized in that：The big protruding block（5）Cross section be ladder
Shape structure or triangular structure.
5. the structure of fixed magnet steel according to claim 1, it is characterized in that：The big protruding block（5）It is also symmetrical on side wall
It is provided at least one groove（5-1）.
6. the structure of fixed magnet steel according to claim 1, it is characterized in that：The card slot（6）Cross section be semicircle
Arcuate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749382.3U CN207677530U (en) | 2017-12-15 | 2017-12-15 | The structure of fixed magnet steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749382.3U CN207677530U (en) | 2017-12-15 | 2017-12-15 | The structure of fixed magnet steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207677530U true CN207677530U (en) | 2018-07-31 |
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ID=62969357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721749382.3U Active CN207677530U (en) | 2017-12-15 | 2017-12-15 | The structure of fixed magnet steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207677530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108306430A (en) * | 2017-12-15 | 2018-07-20 | 江苏环晟电机有限公司 | A kind of structure of fixed magnet steel |
-
2017
- 2017-12-15 CN CN201721749382.3U patent/CN207677530U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108306430A (en) * | 2017-12-15 | 2018-07-20 | 江苏环晟电机有限公司 | A kind of structure of fixed magnet steel |
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