CN206041673U - Rotor table pastes formula magnet steel location structure - Google Patents
Rotor table pastes formula magnet steel location structure Download PDFInfo
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- CN206041673U CN206041673U CN201621020943.1U CN201621020943U CN206041673U CN 206041673 U CN206041673 U CN 206041673U CN 201621020943 U CN201621020943 U CN 201621020943U CN 206041673 U CN206041673 U CN 206041673U
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- magnet steel
- protection cap
- base plate
- location structure
- rotor
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Abstract
The utility model discloses a rotor table pastes formula magnet steel location structure, including the visor, the visor inboard is fixed with the magnet steel, install the bottom plate under the visor, will the magnet steel encloses between visor and bottom plate, still be provided with nonplanar location structure on the bottom plate, the marginal gomphosis of visor in the location structure part, seam crossing at bottom plate and visor fuses the connection, forms and fuses the seam, the coating has the one deck anticorrosive coating on fusing the seam, the bottom plate is fixed in rotor surfaces. The utility model discloses proposition magnet steel location structure of reasonable and novelty provides an effectual mechanical seal protection to the magnet steel, and dampproofing, anticorrosive, shock attenuation, sealing performance are outstanding, and this structure is convenient for mass production and makes, and simple to operate improves production efficiency.
Description
Technical field
This utility model is related to permanent magnet direct-drive generator amature field, more particularly to a kind of rotor surface-mount type magnet steel positioning knot
Structure.
Background technology
Used as generating subdivision industry most ripe in New Energy Industry, wind-powered electricity generation industry increases with surprising rapidity.And
Direct wind-driven generator group progressively obtains the favor of wind-power market as its unit failure is few, reliable, maintenance cost is low.
In recent years, with the reduction of excellent wind-resources developing zone, the developing way of wind-driven generator progressively turns to high sea
Rise sheer from level ground the occasion of the bad environments such as area and coastal area.Critical component of the permanent magnet as direct wind-driven generator, in extraneous ring
Galvano-cautery and chemical attack is highly prone in border and is failed, it is necessary to which reliable sealing protection is carried out to permanent magnet；Due to permanent magnetism it is straight
Driving type aerogenerator is exposed in open-air atmosphere, therefore its magnetic pole antiseptical is required to become higher, how to realize permanent magnet
Sealing and protection are particularly important.
Relative to common inland-type wind field, the circumstance of temperature difference of high altitude localitiess changes greatly, and ultraviolet irradiation is strong, and coastal
It is regional then be high temperature, high salt fog, the occasion of high humility.Current rotor magnetic pole typically adopts surface mount manner, by permanent magnet
Rotor surface is directly mounted at, it is outside to be encapsulated using fluid sealant；The mode of this fluid sealant encapsulation is for plateau and coastal area
Seem not enough, there is great risk to the long-term reliability of magnet steel.
The reason for causing the problems referred to above be：Magnet steel mainly passes through fluid sealant with the isolating means of extraneous corrosive gas
Realize, due to the change of ambient temperature and humidity, and ultraviolet irradiation can accelerate the aging of fluid sealant；In electromotor
Under the load effect of unilateral magnetic force and all directions, rotor magnetic pole produces the compression or stretcher strain of alternation, this alternation
Deformation causes aging fluid sealant to ftracture, fails；Under extraneous gas pressure, the corrosive gas such as dampness and salt fog and permanent magnet
Contact, progressively causes permanent magnet corrosion failure, shortens generator life.
Accordingly, it would be desirable to a kind of more reliable sealing means of utility model, overcome the defect encapsulated using fluid sealant, improve forever
The antiseptic property of magnet, to extend the service life of electromotor.
Utility model content
For the deficiencies in the prior art, the utility model discloses a kind of rotor surface-mount type magnet steel location structure.
The technical solution of the utility model is as follows：
A kind of rotor surface-mount type magnet steel location structure, including protection cap；Magnet steel is fixed with the inside of protection cap；Under protection cap
Base plate is installed, the magnet steel is enclosed between protection cap and base plate；It is additionally provided with the base plate convex or recessed
Location structure, in place of the edge of the protection cap is embedded in the location structure；Melted in the seam crossing of base plate and protection cap
Connection is closed, Knit-lines are formed；One layer of anticorrosive coat is coated with Knit-lines；The base plate is fixed on rotor surface.
Its further technical scheme is that the location structure is that be arranged on base plate is enclosed by outside to inner side step by step
Quadruple board platform stage structure upwards；When protection cap is fastened on base plate, magnet steel is located on second layer ledge structure；Protection cap
Edge is located on ground floor ledge structure, and the lateral surface of protection cap is alignd with the lateral surface of ground floor ledge structure, here
The seam crossing of alignment carries out fusion connection.
Its further technical scheme is that the location structure is that be arranged on the base plate is enclosed by outside to inner side
One layer of ledge structure upwards；When protection cap is fastened on base plate, magnet steel is located on ledge structure；Protection cap margin location
Under ledge structure, and the medial surface at protection cap edge fits in the lateral surface of ledge structure；The lateral surface at protection cap edge
A right-angle structure is formed with the contact position of base plate, and the right-angle side of right-angle structure is seam crossing, fusion company is carried out in this seam crossing
Connect.
Its further technical scheme is that the location structure is that be arranged on the base plate is enclosed by outside to inner side
One layer of downward ledge structure；When protection cap is fastened on base plate, magnet steel and protection cap are respectively positioned under step；And protect
The lateral surface at lid edge fits in the medial surface of ledge structure；The contact position of the lateral surface and base plate at protection cap edge forms one
Right-angle structure, the right-angle side of right-angle structure is seam crossing, carries out fusion connection in this seam crossing.
Its further technical scheme is, it is characterised in that the longitudinal profile of the protection cap be rhombus, bread shape or
Rectangle.
Its further technical scheme is, it is characterised in that the protection cap is made up of non-magnet material, and thickness is 0.3
～1.5mm.
Its further technical scheme is, it is characterised in that it is plane or song that the base plate is fixed on the surface of rotor
Face.
Its further technical scheme is, it is characterised in that the base plate be fixed on the inner surface of outer-rotor structure or
The outer surface of inner rotor core.
Its further technical scheme is, it is characterised in that the magnet steel is one piece construction or multi-block structure.
Advantageous Effects of the present utility model are：
A kind of magnet steel location structure of proposition of the reasonable simultaneously novelty of this utility model, provides a kind of effective machinery to magnet steel
Sealing protection, protection against the tide, anti-corrosion, damping, sealing property are outstanding, and this structure is easy to produce manufacture in enormous quantities, easy for installation, improve
Production efficiency；This utility model goes for the severe ring such as various inlands, coastal high temperature, severe cold, high salt fog, high humility
Border, affected by environment little, strong adaptability, use range are wide, and the antiseptic property to improving permanent magnet provides one kind and reliably solves
Certainly scheme, meets generator life design requirement.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the schematic diagram of the embodiment 1 of location structure.
Fig. 3 is the schematic diagram of the embodiment 2 of location structure.
Fig. 4 is the schematic diagram of the embodiment 3 of location structure.
Specific embodiment
Fig. 1 is structural representation of the present utility model.As shown in figure 1, this utility model includes protection cap 1.In protection cap 1
Side is fixed with magnet steel 2, specifically can coat magnet steel glue between protection cap 1 and magnet steel 2 to fixation.Install under protection cap 1
There is base plate 3, magnet steel 2 is enclosed between protection cap 1 and base plate 3.
Magnet steel 2 is one piece construction or multi-block structure.Shown in Fig. 1 for multi-block structure.
The longitudinal profile of protection cap 1 is rhombus, bread shape or rectangle or other various forms beneficial to receiving magnet steel.
Preferably, protection cap 1 is made up of non-magnet material, and thickness is 0.3～1.5mm, is conducive to the reduction of vortex and passing through for magnetic field.
Convex or recessed, nonplanar location structure is additionally provided with base plate 3, and the edge of protection cap 1 is fitted together to
In place of location structure.Protection cap 1 accurately can be arranged on base plate 3 by location structure, and accurate positioning, dimensional reproducibility are good,
Ensure the efficiency and quality stability of product batch production.
Fusion connection, namely welding are carried out in the seam crossing of base plate 3 and protection cap 1, Knit-lines are formed.Connect by fine melt
The protection cap 1 and base plate 3 are linked together composition magnetic steel component by mode, and magnet steel is completely isolated with ambient atmos, are relied on
The reliability of metal provides outstanding sealing protection measure.
Preferably, one layer of anticorrosive coat is coated with Knit-lines.
Base plate 3 is fixed on rotor.Base plate 3 can be plane, or arc surface with the composition surface of rotor.Base plate
3 surfaces for being fixed on rotor can be the outer surface of the inner surface, or inner rotor core of outer-rotor structure.
Location structure has different embodiments, below with three embodiments being described in detail：
Embodiment 1, docks welding；
Fig. 2 is the schematic diagram of the embodiment 1 of location structure.Location structure is that be arranged on base plate 3 is enclosed by outside extremely
Inner side quadruple board platform stage structure step by step upwards；When protection cap 1 is fastened on base plate 3, magnet steel 2 is located at second layer ledge structure
On；1 edge of protection cap is located on ground floor ledge structure, and the lateral surface of protection cap 1 is outer with ground floor ledge structure
Side is alignd, and the seam crossing of here alignment carries out fusion connection.
Embodiment 2, corner connection welding；
Fig. 3 is the schematic diagram of the embodiment 2 of location structure.Location structure is that be arranged on base plate 3 is enclosed by outside extremely
Interior one layer of ledge structure on the side；When protection cap 1 is fastened on base plate 3, magnet steel 2 is located on ledge structure；Protection
1 edge of lid is located under ledge structure, and the medial surface at 1 edge of protection cap fits in the lateral surface of ledge structure；1 side of protection cap
The contact position of the lateral surface of edge and base plate 3 forms a right-angle structure, and the right-angle side of right-angle structure is seam crossing, in this seam crossing
Carry out fusion connection.
Embodiment 3, grafting welding；
Fig. 4 is the schematic diagram of the embodiment 3 of location structure.Location structure is that be arranged on base plate 3 is enclosed by outside extremely
One layer of downward ledge structure of inner side；When protection cap 1 is fastened on base plate 3, magnet steel 2 and protection cap 1 be respectively positioned on step it
Under；And the lateral surface at 1 edge of protection cap fits in the medial surface of ledge structure；The lateral surface and base plate 3 at 1 edge of protection cap connect
Tactile position forms a right-angle structure, and the right-angle side of right-angle structure is seam crossing, carries out fusion connection in this seam crossing.
More than be only preferred implementation of the present utility model, this utility model is not limited to above example.Can manage
Solution, those skilled in the art without departing from it is of the present utility model spirit and design on the premise of directly derive or associate other
Improve and change, be considered as being included within protection domain of the present utility model.
Claims (9)
1. a kind of rotor surface-mount type magnet steel location structure, it is characterised in that including protection cap (1)；Protection cap is fixed with the inside of (1)
Magnet steel (2)；Base plate (3) is installed under protection cap (1), the magnet steel (2) is enclosed between protection cap (1) and base plate (3)；Institute
State and on base plate (3), be additionally provided with convex or recessed location structure, the edge of protection cap (1) is embedded in the positioning
In place of structure；Fusion connection is carried out in the seam crossing of base plate (3) and protection cap (1), Knit-lines are formed；Coat on Knit-lines
There is one layer of anticorrosive coat；Base plate (3) are fixed on rotor surface.
2. rotor surface-mount type magnet steel location structure as claimed in claim 1, it is characterised in that the location structure is for being arranged at
Quadruple board platform stage structure of the circle on base plate (3) by outside to inner side step by step upwards；When protection cap (1) be fastened on base plate (3) it
When upper, magnet steel (2) is located on second layer ledge structure；Protection cap (1) edge is located on ground floor ledge structure, and is protected
The lateral surface of lid (1) is alignd with the lateral surface of ground floor ledge structure, and the seam crossing of here alignment carries out fusion connection.
3. rotor surface-mount type magnet steel location structure as claimed in claim 1, it is characterised in that the location structure is for being arranged at
A circle on base plate (3) is by outside to interior one layer of ledge structure on the side；When protection cap (1) be fastened on base plate (3) it
When upper, magnet steel (2) is located on ledge structure；Protection cap (1) edge is located under ledge structure, and protection cap (1) edge
Medial surface fits in the lateral surface of ledge structure；The contact position of the lateral surface and base plate (3) at protection cap (1) edge is formed always
Corner structure, the right-angle side of right-angle structure is seam crossing, carries out fusion connection in this seam crossing.
4. rotor surface-mount type magnet steel location structure as claimed in claim 1, it is characterised in that the location structure is for being arranged at
A circle on base plate (3) is by one layer of downward ledge structure of outside to inner side；When protection cap (1) be fastened on base plate (3) it
When upper, magnet steel (2) and protection cap (1) are respectively positioned under step；And the lateral surface at protection cap (1) edge fits in ledge structure
Medial surface；The contact position of the lateral surface and base plate (3) at protection cap (1) edge forms a right-angle structure, the right angle of right-angle structure
While being seam crossing, fusion connection is carried out in this seam crossing.
5. the rotor surface-mount type magnet steel location structure as described in any one of Claims 1 to 4, it is characterised in that the protection cap
(1) longitudinal profile is rhombus, bread shape or rectangle.
6. the rotor surface-mount type magnet steel location structure as described in any one of Claims 1 to 4, it is characterised in that the protection cap
(1) it is made up of non-magnet material, thickness is 0.3～1.5mm.
7. the rotor surface-mount type magnet steel location structure as described in any one of Claims 1 to 4, it is characterised in that base plate (3)
The surface for being fixed on rotor is plane or curved surface.
8. the rotor surface-mount type magnet steel location structure as described in any one of Claims 1 to 4, it is characterised in that base plate (3)
It is fixed on the outer surface of the inner surface or inner rotor core of outer-rotor structure.
9. the rotor surface-mount type magnet steel location structure as described in any one of Claims 1 to 4, it is characterised in that magnet steel (2)
For one piece construction or multi-block structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621020943.1U CN206041673U (en) | 2016-08-31 | 2016-08-31 | Rotor table pastes formula magnet steel location structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621020943.1U CN206041673U (en) | 2016-08-31 | 2016-08-31 | Rotor table pastes formula magnet steel location structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206041673U true CN206041673U (en) | 2017-03-22 |
Family
ID=58300876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621020943.1U Active CN206041673U (en) | 2016-08-31 | 2016-08-31 | Rotor table pastes formula magnet steel location structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206041673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847730A (en) * | 2018-06-26 | 2018-11-20 | 新疆金风科技股份有限公司 | The assembly method and manufacturing method of magnet, rotor, generator, magnet |
-
2016
- 2016-08-31 CN CN201621020943.1U patent/CN206041673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847730A (en) * | 2018-06-26 | 2018-11-20 | 新疆金风科技股份有限公司 | The assembly method and manufacturing method of magnet, rotor, generator, magnet |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |