CN103490535A - Permanent magnet motor and permanent magnet holder - Google Patents
Permanent magnet motor and permanent magnet holder Download PDFInfo
- Publication number
- CN103490535A CN103490535A CN201310475417.9A CN201310475417A CN103490535A CN 103490535 A CN103490535 A CN 103490535A CN 201310475417 A CN201310475417 A CN 201310475417A CN 103490535 A CN103490535 A CN 103490535A
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- Prior art keywords
- clip
- permanent magnet
- base plate
- retainer
- clamping
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- Clamps And Clips (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention provides a permanent magnet holder. The permanent magnet holder comprises a holder bottom plate, a first clip and a second clip, wherein the first clip and the second clip are arranged on the supporting end face of the holder and are clamped and matched. According to the permanent magnet holder, the holder bottom plate is used for mounting the permanent magnet holder inside a permanent magnet motor; the supporting end face of the holder bottom plate is used for mounting a permanent magnet; the permanent magnet is mounted on the first clip and the second clip which are clamped and matched; the permanent magnet is pressed by a clamping structure so as to ensure the mounting strength of the permanent magnet; after the permanent magnet is fixed, magnetizing mounting is carried out, so as to ensure the mounting effect of the permanent magnet. Meanwhile, the permanent magnet is mounted and fixed by a clamping manner so that a mounting process is simplified. The invention further provides the permanent magnet motor.
Description
Technical field
The present invention relates to magneto mounting technique field, more particularly, relate to a kind of magneto and permanent magnet retainer.
Background technology
The advantages such as magneto is high, simple in structure with its efficiency at present, control is convenient, its application is more and more come extensively.And the main field of magneto is to be provided by permanent magnet, so the fixed effect of permanent magnet becomes one of key factor that affects magneto performance and life-span.
Fixing general adhered structure or the mechanical fixed-type external structure of adopting for permanent magnet of outer rotor permanent magnet motor.Adhered structure is higher to the performance requirement of glue, and, in the situation that long-term external environment condition and motor itself generates heat, glue is aging, inefficacy easily, loses bonding force, causes coming off of permanent magnet, has a strong impact on the useful life of magneto.
Because existing gluing fixed form all can not come off by the strict guarantee permanent magnet in the time limit of regulation, so the mechanical fixed-type external structure more and more is subject to people's favor, in prior art, a kind of method for directly punching and be bolted structure on permanent magnet, this structure is not only influential to the magnetic flux of permanent magnet, also inconvenience is installed after magnetizing again, and the dynamics of upper bolt is also wanted suitably; Also have and adopt the method that re-uses the bolt fixed structure by auxiliary, but this fixed form general structure complexity, assembling is inconvenient, and permanent magnet can not be fully used.
Therefore, how realizing strong degree and work simplification that permanent magnet of permanent magnet motor is installed, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of permanent magnet retainer, to realize strong degree and work simplification that permanent magnet of permanent magnet motor is installed; The present invention also provides a kind of magneto.
In order to achieve the above object, the invention provides following technical scheme:
A kind of permanent magnet retainer, comprise the retainer base plate and be arranged on the support end face of described retainer base plate, and the first clip and second clip of clamping cooperation.
Preferably, in above-mentioned permanent magnet retainer, described the first clip is identical with the clamping structure of described the second clip, and the clamping end back of described the first clip is provided with the flange with described the first clip integrative-structure from a side of its clamping face.
Preferably, in above-mentioned permanent magnet retainer, described the first clip and described the second clip and described retainer base plate are the integral type structure, and described the first clip and described the second clip are the flange bending folder be opened on described retainer base plate.
Preferably, in above-mentioned permanent magnet retainer, described the first clip inclination clip structure near the clamping end face of described the first clip that is its clamping side than the affixed side of itself and retainer base plate.
Preferably, in above-mentioned permanent magnet retainer, described retainer base plate and described the first clip, the second clip be the clamping structure for being prepared by the stainless steel non-magnet_conductible material all.
Preferably, in above-mentioned permanent magnet retainer, the both sides of described retainer base plate clamping direction all offer installing hole, described installing hole is the U-shaped groove that is opened in described retainer bottom end, the two ends of described retainer base plate are provided with a plurality of U-shaped grooves, on described retainer base plate, also are provided with described installing hole and lock friction tight clamping screw.
Preferably, in above-mentioned permanent magnet retainer, the two ends of described retainer baseplate width direction are provided with the reinforcement ear that overbending direction is arranged along the support direction of described retainer base plate.
Preferably, in above-mentioned permanent magnet retainer, be provided with on described retainer base plate and described the first clip, the second clip and electroplate ambrose alloy nickel permanent magnet corrosion-inhibiting coating, on the outer surface of described retainer base plate and described the first clip, the second clip, equal dip-coating has protective paint.
Preferably, in above-mentioned permanent magnet retainer, the clip width of described the first clip and described the second clip is not less than the clamping width of a permanent magnet.
A kind of magneto, comprise the magneto body and be fixedly arranged on the permanent magnet of described magneto internal body, and described permanent magnet is fixedly arranged in described magneto body by the as above described permanent magnet retainer of any one.
Permanent magnet retainer provided by the invention, comprise the retainer base plate and be arranged on the support end face of described retainer, and the first clip and second clip of clamping cooperation.By the retainer base plate, the permanent magnet retainer is installed to the inside of magneto, the support end face of retainer base plate is for installing permanent magnet, permanent magnet is arranged on first clip and the second clip of clamping cooperation, push down permanent magnet by clamping structure, guarantee the installation strength of permanent magnet, after completing permanent magnet fixing, then installations of being magnetized, the installation effect of assurance permanent magnet.By the mode of clamping, permanent magnet is installed and fixed simultaneously, simplified mounting process.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The vertical view that Fig. 1 is permanent magnet retainer mounting structure provided by the invention;
The cutaway view that Fig. 2 is A-A direction in Fig. 1.
Embodiment
The invention discloses a kind of permanent magnet retainer, realized strong degree and work simplification that permanent magnet of permanent magnet motor is installed; The present invention also provides a kind of magneto.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out to clear, complete description, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on embodiments of the invention, those of ordinary skills, not making under the creative work prerequisite the every other embodiment obtained, belong to the scope of protection of the invention.
As shown in Figure 1, the vertical view that Fig. 1 is permanent magnet retainer mounting structure provided by the invention; The cutaway view that Fig. 2 is A-A direction in Fig. 1.
The invention provides a kind of permanent magnet retainer, comprise retainer base plate 5 and be arranged on the support end face of retainer base plate 5, and the first clip 1 and second clip of clamping cooperation.By retainer base plate 5, the permanent magnet retainer is installed to the inside of magneto, the support end face of retainer base plate 5 is for installing permanent magnet, permanent magnet is arranged on first clip 1 and the second clip of clamping cooperation, push down permanent magnet by clamping structure, guarantee the installation strength of permanent magnet, after completing permanent magnet fixing, then installations of being magnetized, the installation effect of assurance permanent magnet.
In the present invention's one specific embodiment, the first clip 1 is identical with the clamping structure of the second clip, and the clamping end back of the first clip 1 is provided with the flange 4 with the first clip 1 integrative-structure from a side of its clamping face.
In the present embodiment, the first clip 1 and the second clip and retainer base plate 5 are the integral type structure, and the first clip 1 and the second clip are the flange bending folder be opened on retainer base plate 5.Retainer base plate 5 removes the panel beating techniques such as material in the middle through crimp, punching and normal direction, after the middle part punching (offering the installing hole fixing for bolt) of retainer base plate 5 removes material, process two bending edges at middle part, then through crimp technique, bend out the first clip 1 and the second clip on perk retainer base plate 5 planes, surround the clamping structure to the permanent magnet clamping between the first clip 1 and the second clip.For guaranteeing the clamping intensity of the first clip 1 and the second clip, the first clip 1 after bending and the clamping end of the second clip all arrange flange 4, thereby guarantee the clamping effect of the first clip 1 and the second clip.By the mode of clamping, permanent magnet is installed and fixed simultaneously, simplified mounting process.
In the present embodiment, the first clip 1 inclination clip structure near the clamping end face of the first clip that is its clamping side than the affixed side of itself and retainer base plate 5.Installation site due to permanent magnet in magneto comprises a plurality of installation directions, for fear of permanent magnet, on the support end face of permanent magnet retainer, skid off, be set to incline structure at the first clip 1, be that its clamping end is than the middle part of the close retainer base plate 5 of its stiff end, the first clip 1 is identical with the second clip structure, the clamping end of the two is mutually close, make the distance between the end of the first clip 1 and the second clip clamping be less than the distance between the two stiff end, be inverted trapezoidal structure, corresponding, permanent magnet is set to the trapezium structure corresponding with the first clip 1 and the second clip clamping structure, make permanent magnet 2 when clamping, the first clip 1 and the second clip are strutted and put into permanent magnet, after clamping, by the first clip 1 and the second clip, two inclined planes to the permanent magnet 2 of trapezium structure compress permanent magnet 2, better realize fixing permanent magnet 2.
In the present invention's one specific embodiment, the both sides of retainer base plate 5 clamping directions all offer installing hole 3, on retainer base plate 5, also are provided with and the friction tight clamping screw of installing hole 3 lock.The permanent magnet retainer is fixedly mounted with permanent magnet 2 inside of magneto, and because the middle part of permanent magnet retainer is clamped permanent magnet, so its stiff end is arranged on the two ends of retainer base plate 5, by installing hole and clamping screw are set, guarantees that it is fixedly mounted with intensity.
Preferably, installing hole 3 is for being opened in the U-shaped groove of retainer base plate 5 ends, and the two ends of retainer base plate are provided with a plurality of U-shaped grooves.Particularly, the clamping screw supporting plane of U-shaped groove offers the inclined-plane coordinated with the end face of clamping screw, and by the edge of retainer base plate, section is downward-sloping wherein on inclined-plane, further guarantees the installation strength of clamping screw.
In the present invention's one specific embodiment, the two ends of retainer base plate 5 Widths are provided with the reinforcement ear 6 that overbending direction is arranged along the support direction of retainer base plate 5.The Width on retainer floor 5 reserves strengthens ear 6, and strengthening on ear 6 structures is the integral type structure with retainer base plate 5, has increased the bend resistance ability of retainer, has further improved the rigidity of permanent magnet retainer.
In the present invention's one specific embodiment, retainer base plate 5 and the first clip 1, the second clip be the clamping structure for being prepared by the stainless steel non-magnet_conductible material all.The permanent magnet retainer adopts the preparation of stainless steel non-magnet_conductible material, produces magnetic interference while avoiding due to the permanent magnet retainer, permanent magnet being worked.
In the present embodiment, be provided with on retainer base plate 5 and the first clip 1, the second clip and electroplate ambrose alloy nickel permanent magnet corrosion-inhibiting coating, on the outer surface of retainer base plate 5 and the first clip 1, the second clip, equal dip-coating has protective paint.
In the present invention's one specific embodiment, the clip width of the first clip 1 and the second clip is not less than the clamping width of a permanent magnet.Arranged by the width to the first clip 1 and the second clip, make the permanent magnet retainer can clamp a permanent magnet 2, or clamp polylith permanent magnet 2 simultaneously, improved the practicality of permanent magnet retainer.
By the material to the permanent magnet retainer, select, electroplate the dip-coating of processing and protective paint, it can not exerted an influence to the electromagnetic performance of magneto, its fixed form can not exert an influence to the overall dimension of magneto, it can install a plurality of permanent magnets individually or simultaneously simultaneously, adopt modular construction, be convenient to it and remove and install.And the permanent magnet retainer is easy to make, economical and practical, and fixed to permanent magnet, improved the utilization ratio of permanent magnet.
Permanent magnet retainer based on providing in above-described embodiment, the present invention also provides a kind of magneto, comprise magneto body and the permanent magnet that is fixedly arranged on the magneto internal body, the permanent magnet arranged in this magneto is fixedly arranged in the magneto body by the permanent magnet retainer.
Because the fixed form of permanent magnet in this magneto has adopted the permanent magnet retainer of above-described embodiment to be fixed, so the beneficial effect that this permanent magnet brings after being fixed by the permanent magnet retainer please refer to above-described embodiment.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, realization in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a permanent magnet retainer, is characterized in that, comprise retainer base plate (5) and be arranged on the support end face of described retainer base plate (5), and the first clip (1) and second clip of clamping cooperation.
2. permanent magnet retainer according to claim 1, it is characterized in that, described the first clip (1) is identical with the clamping structure of described the second clip, and the clamping end back of described the first clip (1) is provided with the flange (4) with described the first clip (1) integrative-structure from a side of its clamping face.
3. permanent magnet retainer according to claim 2, it is characterized in that, described the first clip (1) and described the second clip and described retainer base plate (5) are the integral type structure, and described the first clip (1) and described the second clip are for being opened in the flange bending folder on described retainer base plate (5).
4. permanent magnet retainer according to claim 3, is characterized in that, described the first clip (1) inclination clip structure near the clamping end face of described the first clip (1) that is its clamping side than the affixed side of itself and described retainer base plate (5).
5. permanent magnet retainer according to claim 1, is characterized in that, described retainer base plate (5) and described the first clip (1), described the second clip be the clamping structure for being prepared by the stainless steel non-magnet_conductible material all.
6. permanent magnet retainer according to claim 1, it is characterized in that, the both sides of described retainer base plate (5) clamping direction all offer installing hole (3), described installing hole (3) is for being opened in the U-shaped groove of described retainer base plate (5) end, the two ends of described retainer base plate (5) are provided with a plurality of U-shaped grooves, also are provided with on described retainer base plate (5) with described installing hole (3) and lock friction tight clamping screw.
7. permanent magnet retainer according to claim 2, is characterized in that, the two ends of described retainer base plate (5) Width are provided with the reinforcement ear (6) that overbending direction is arranged along the support direction of described retainer base plate (5).
8. permanent magnet retainer according to claim 1, it is characterized in that, be provided with on described retainer base plate (5) and described the first clip (1), described the second clip and electroplate ambrose alloy nickel permanent magnet corrosion-inhibiting coating, on the outer surface of described retainer base plate (5) and described the first clip (1), described the second clip, equal dip-coating has protective paint.
9. permanent magnet retainer according to claim 1, is characterized in that, the clip width of described the first clip (1) and described the second clip is not less than the clamping width of a permanent magnet (2).
10. a magneto, comprise the magneto body and be fixedly arranged on the permanent magnet of described magneto internal body, it is characterized in that, as described in described permanent magnet is fixedly arranged on by permanent magnet retainer as described as claim 1-9 any one in the magneto body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310475417.9A CN103490535B (en) | 2013-10-12 | 2013-10-12 | Magneto and permanent magnet retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310475417.9A CN103490535B (en) | 2013-10-12 | 2013-10-12 | Magneto and permanent magnet retainer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103490535A true CN103490535A (en) | 2014-01-01 |
| CN103490535B CN103490535B (en) | 2016-05-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310475417.9A Active CN103490535B (en) | 2013-10-12 | 2013-10-12 | Magneto and permanent magnet retainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103490535B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899099A (en) * | 2017-04-13 | 2017-06-27 | 东风博泽汽车系统有限公司 | For the elastic magnetic shoe folder that automobile cooling fan permanent magnet DC motor magnetic shoe is fixed |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3531434A1 (en) * | 2018-02-26 | 2019-08-28 | Honeywell International Inc. | Magnet holder and magnet holder assembly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1961468A (en) * | 2004-06-02 | 2007-05-09 | 艾塔尔公司 | Synchronous motor |
| US20070126301A1 (en) * | 2003-05-30 | 2007-06-07 | Valeo Equipements Electriques Moteur | Device for fixing permanent magnets inside the cylinder head of a field winding of an electrical engine |
| CN102111029A (en) * | 2011-02-28 | 2011-06-29 | 哈尔滨工业大学 | Permanent magnet motor rotor structure adopting stamping components to fix permanent magnet |
| CN203504317U (en) * | 2013-10-12 | 2014-03-26 | 南车株洲电机有限公司 | Permanent magnet motor and permanent magnet holding frame |
-
2013
- 2013-10-12 CN CN201310475417.9A patent/CN103490535B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070126301A1 (en) * | 2003-05-30 | 2007-06-07 | Valeo Equipements Electriques Moteur | Device for fixing permanent magnets inside the cylinder head of a field winding of an electrical engine |
| CN1961468A (en) * | 2004-06-02 | 2007-05-09 | 艾塔尔公司 | Synchronous motor |
| CN102111029A (en) * | 2011-02-28 | 2011-06-29 | 哈尔滨工业大学 | Permanent magnet motor rotor structure adopting stamping components to fix permanent magnet |
| CN203504317U (en) * | 2013-10-12 | 2014-03-26 | 南车株洲电机有限公司 | Permanent magnet motor and permanent magnet holding frame |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899099A (en) * | 2017-04-13 | 2017-06-27 | 东风博泽汽车系统有限公司 | For the elastic magnetic shoe folder that automobile cooling fan permanent magnet DC motor magnetic shoe is fixed |
| CN106899099B (en) * | 2017-04-13 | 2023-04-25 | 东风博泽汽车系统有限公司 | Elastic magnetic shoe clamp for fixing magnetic shoe of permanent magnet direct current motor of automobile cooling fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103490535B (en) | 2016-05-25 |
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