CN207611656U - A kind of packet magnetic assembly and column packet magnetic assembly - Google Patents
A kind of packet magnetic assembly and column packet magnetic assembly Download PDFInfo
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- CN207611656U CN207611656U CN201721907718.4U CN201721907718U CN207611656U CN 207611656 U CN207611656 U CN 207611656U CN 201721907718 U CN201721907718 U CN 201721907718U CN 207611656 U CN207611656 U CN 207611656U
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Abstract
The utility model belongs to magnetic material application technical field, more particularly to a kind of packet magnetic assembly and column packet magnetic assembly, the packet magnetic assembly, including magnet, there is magnetic work face on the magnet, it is provided with coating on the magnet, by including the magnetic work face closure, the coating is made the coating using the material for being not easy magnetic conduction.The packet magnetic assembly of the application, above-mentioned magnetic work face is sealed in by coating in, in this way, improving corrosion resistance, and then improve the service life；Particularly, in this application, coating is made using the material for being not easy magnetic conduction, can reduce or even avoid influence of the coating to magnet magnetic intensity, so, it is capable of providing stronger magnetic intensity, for the packet magnetic assembly for reaching same magnetic intensity requirement, using the structure of the application, the magnet of relatively low magnetic intensity grade may be used, in this way, also greatly reducing the manufacturing cost of packet magnetic assembly.
Description
Technical field
The utility model belongs to magnetic material application technical field, and in particular to a kind of packet magnetic assembly and column packet magnetic group
Part.
Background technology
With the development of technology, the use scope of magnet assembly is more and more extensive, such as applies to water pump technology, oil
In pump technical field.
In order to improve the corrosion resistance of magnet, extend magnet service life, in current technology scheme, typically uses
Plastics are by magnet whole cladding, and for the cladding of magnet, and current art is completed using injection molding twice, and first time is molded magnet
Which part cladding, and form plastic stent, magnet expose portion is filled up completely plastics and completed by second of injection molding.
Although above-mentioned injection molding manner is capable of providing the corrosion resistance of magnet in good capable of being coated on magnet,
Also can extend the service life of magnet, still, with research and development further deeply, inventor has found, at present injection structure
Packet magnetic assembly is specific as follows to state still there is also defective：
Inventor has found that the plastics of magnet outer cladding, which can have the magnetic intensity of packet magnetic assembly, to be had an impact, specifically, packet
The magnetic intensity of magnetic assembly can weaken with the increase of plastic thickness；And due to by Shooting Technique and the flowing of selected plastics
Property limitation, plastic plastic thickness is typically only capable in 1.0mm or so outside magnet.
It is typically to be completed in injection molding twice at present so in order to reduce plastic thickness to being influenced caused by magnetic intensity
Afterwards, plastic layer can be also machined, the plastic thickness of magnet outer cladding is reduced to 0.5mm, so, it is possible certain
Reduce influence of the plastic layer to the magnetic intensity of packet magnetic assembly in degree.
In further R ＆ D design, inventor has found, adopts in manner just described, since plastic layer is to magnetic intensity
Adverse effect still remains, so, for magnetic intensity requires higher packet magnetic assembly, above-mentioned mode is just no longer suitable
With.
So currently, there is an urgent need for design a kind of to reduce or clad is avoided to bring adverse effect to magnetic intensity
Packet magnetic assembly structure.
Invention content
The purpose of this utility model is that：For in current packet magnetic assembly structure, there are plastic layers not magnetic intensity
The deficiency that profit influences, provides a kind of packet magnetic assembly knot that can reduce or clad is avoided to bring adverse effect to magnetic intensity
Structure.
In order to achieve the above-mentioned object of the invention, the utility model provides following technical scheme：
A kind of packet magnetic assembly, including magnet have magnetic work face on the magnet, are provided with covering on the magnet
Layer, by including the magnetic work face closure, the coating is made the coating using the material for being not easy magnetic conduction.
The packet magnetic assembly of the application, magnetic work face are on magnet structure, and the surface for providing magnetic part makes
Used time, magnetic work face coordinate with external structure, realize the magnetic output of magnet；The material for being not easy magnetic conduction of the application is to be not easy
To the material that magnet magnetism first impacts, optimal is un-conducted magnetic material, and when using un-conducted magnetic material, the setting of coating can
Not impacted first to the magnetism of magnet, in practical selection, according to practical service environment, using permeability as decision
Sexual factor considers the factors such as material cost and makes a choice, and for purposes of the present application, being not easy the permeability of magnetic conduction can adopt
With being less than or equal to or will be above-mentioned by coating in the application slightly larger than the material of current plastic material magnetic conductivity
In magnetic work face is sealed in, in this way, improving corrosion resistance, and then the service life is improved；Particularly, in this application, coating
It is made using the material for being not easy magnetic conduction, can reduce or even avoid influence of the coating to magnet magnetic intensity, in this way, more traditional
Structure for, using the packet magnetic assembly of the application, stronger magnetic intensity is capable of providing, moreover, also reducing to coating
The requirement of thickness, and then also simplify manufacturing process, further, magnetic intensity is adversely affected due to coating reduction or
Person eliminates, and for the packet magnetic assembly for reaching same magnetic intensity requirement, using the structure of the application, relatively low magnetic may be used
The magnet of property strength grade, in this way, also greatly reducing the manufacturing cost of packet magnetic assembly.
Preferably, the material for being not easy magnetic conduction is the material that relative permeability is less than or equal to 100.It can be significant
Reduce adverse effect of the coating to magnet magnetic intensity.
Preferably, the material for being not easy magnetic conduction is metal material.
Preferably, the material for being not easy magnetic conduction is stainless steel material.Above-mentioned, metal material and stainless steel material, tool
Have and further subtracts in this way, thinner coating can be formed compared with more excellent intensity and/or rigidity for plastic material
The small influence to magnet magnetism.
Another preferred, the material for being not easy magnetic conduction is carbon fibre material, fibre reinforced composites or particle enhancing
Composite material.
Preferably, the thickness of the coating is 0.1-0.5mm.In the above scheme, when covering using metal material or
Person's stainless steel material, when Carbon fibe material, fibre reinforced composites or particulate reinforced composite, due to good
Mechanical property and good machining property still have reliable intensity, and have when being machined to 0.1-0.5mm
Good sealing effect, so, it is such as above-mentioned, overburden cover is arranged in 0.1-0.5mm, is on the one hand that can ensure have
On the other hand good sealing effect also has lighter weight, can reduce the dead weight of packet magnetic assembly, moreover, also can be into
Influence of the reduction of one step to magnet magnetism.
Above-mentioned, stainless steel material also has good anti-corrosion ability, being capable of relatively reliable protecting to magnet
Shield；Carbon fibre material also has good structural strength and lighter weight, in this way, also further reducing coating to packet magnetic
The adverse effect that component is brought.
As a preferred embodiment, in the magnet is coated on by the coating.Entire magnet is all wrapped by coating
In overlaying on, the service life of packet magnetic assembly is helped to improve.
As another preferred embodiment, the packet magnetic assembly further includes having injection molded layers, the injection molded layers match with the coating
It closes, the magnet is coated on interior.As above-mentioned mode is all coated entire magnet by the cooperation of coating and injection molded layers
Inside, it helps improve the service life of packet magnetic assembly.
Preferably, the injection molded layers are plastic material.Facilitate and plastics are arranged by way of injection molding on magnet.
It is further preferred that the cover layer edges are embedded in the injection molded layers.In this way, using injection molded layers in injection molding
Mobility, cover layer edges are embedded in injection molded layers, facilitate the seal for ensureing to be connected between coating and injection molded layers, and then improve
To the sealing effect of magnet or magnetic work face.
Disclosed herein as well is a kind of column packet magnetic assembly,
Including magnet, the magnet is hollow column structure, and the interior sidewall surface of the magnet is mounting surface or magnetism
The outer side surface of working face, the magnet is magnetic work face or mounting surface, and covering is provided on the magnetic work face
Layer, the coating are made using the material for being not easy magnetic conduction.Such as above-mentioned, the column packet magnetic assembly of the application, by not
The material of easy magnetic conduction is used as coating covering magnetic work face, improves magnet corrosion resistance, while improving the service life,
Manufacture difficulty is also reduced, cost is reduced.
Preferably, the coating is that metal material, carbon fibre material, fibre reinforced composites or particle enhancing are multiple
Condensation material.
Preferably, the coating is stainless steel material.Stainless steel material is used, but also coating has good resist
Corrosion ability has more obvious anti-corrosion ability advantage especially in moist operating mode.
Preferably, the thickness of the coating is 0.1-0.5mm.In the present embodiment, when coating uses metal material
Either stainless steel material or when carbon fibre material, fibre reinforced composites or particulate reinforced composite, due to having
Good mechanical property and good machining property still have reliable intensity when being machined to 0.1-0.5mm, with
And there is good sealing effect, so, it is such as above-mentioned, overburden cover is arranged in 0.1-0.5mm, is on the one hand that can protect
Card has good sealing effect, on the other hand also has lighter weight, can reduce the dead weight of packet magnetic assembly, moreover,
The influence to magnet magnetism can further be reduced.
Preferably, the coating is tubular.
Preferably, injection molded layers are additionally provided on the mounting surface of the magnet, the injection molded layers are covered on the mounting surface,
And extend along the end of the magnet, the end of the magnet is coated in, be between the injection molded layers and the coating
Sealing cooperation.Entire magnet is all wrapped by, and is further improved the resistance to corrosion of magnet, is also further improved the longevity of magnet
Life.
Preferably, the edge of the coating is behind the edge beyond the magnet, the side towards where the mounting surface
Bending forms wing side.Cover layer edges bend certain angle towards the direction of mounting surface, form wing side, and the setting on wing side improves
The reliability connected between coating and magnet.
Preferably, the wing side is embedded in the injection molded layers.Wing side is embedded in injection molded layers, is on the one hand to improve injection molded layers
Sealing effect between coating, on the other hand also improves the stability of coating, in another aspect, also improving injection molded layers
Stability.
Preferably, the column packet magnetic assembly further includes axis, and the interior sidewall surface of the magnet is mounting surface, the magnet
Outer side surface is the working face, and the magnet is arranged on the shaft, is led between the axis and the interior sidewall surface of the magnet
The mode for crossing injection molding, is formed with the injection molded layers.
The column packet magnetic assembly of the application can be rotor assembly in practice column, for example, directly after axis is arranged
It connects and applies in motor or pump class device, by the way of injection molding, magnet is fixed on axis, is on the one hand to facilitate processing,
It ensure that the reliability connected between magnet and axis；On the other hand, while disposing a magnet on axis, injection molding is yet formed
Layer, injection molded layers and coating coordinate, magnet is coated in, so, also ensure to the good protecting effect of magnet.
A kind of processing method of packet magnetic assembly, includes the following steps：
A, coating is set on the magnetic work face of magnet, the coating is made using the material for being not easy magnetic conduction；
B, injection molded layers are formed by way of injection molding on the magnetic mounting surface of the magnet, the injection molded layers are covered with described
It is sealing cooperation between cap rock.
Preferably, the magnet is hollow tubular structure, and the coating is tubular, and the coating is set in described
On the magnetic work face of magnet, in the step A, the edge of the coating is behind the edge beyond the magnet, towards institute
The side bending where mounting surface is stated, wing side is formed, in the step B, the wing side is embedded in the injection molded layers.
Preferably, the packet magnetic assembly further includes having axis, in the step B, first by the magnet set provided with coating
If on the shaft, being then molded between the working face of the magnet and the axis, injection molded layers, the injection molded layers are formed
It is secure fit between the magnet and the axis.
Compared with prior art, the beneficial effects of the utility model：
The packet magnetic assembly of the application, magnetic work face are on magnet structure, and the surface for providing magnetic part makes
Used time, magnetic work face coordinate with external structure, realize the magnetic output of magnet；It, will be above-mentioned by coating in the application
In magnetic work face is sealed in, in this way, improving corrosion resistance, and then the service life is improved；Particularly, in this application, coating
Using being made for magnetic conduction is not easy, it can reduce or even avoid influence of the coating to magnet magnetic intensity, in this way, more traditional knot
For structure, using the packet magnetic assembly of the application, it is capable of providing stronger magnetic intensity, moreover, also reducing to overburden cover
Requirement, and then also simplify manufacturing process, further, magnetic intensity is adversely affected due to coating reduction or disappear
It removes, for the packet magnetic assembly for reaching same magnetic intensity requirement, using the structure of the application, may be used relatively low magnetic strong
The magnet for spending grade, in this way, also greatly reducing the manufacturing cost of packet magnetic assembly.
Description of the drawings：
Fig. 1 is the structural schematic diagram of packet magnetic assembly one of which embodiment；
Fig. 2 is the structural schematic diagram of packet magnetic assembly one of which embodiment；
Fig. 3 is the structural schematic diagram after column packet magnetic assembly coordinates with axis,
It is indicated in figure：1- magnets, 2- coatings, 3- injection molded layers, 4- magnetic works face, 5- mounting surfaces, 6- wings side, 7- axis.
Specific implementation mode
The utility model is described in further detail with reference to test example and specific implementation mode, but should not be by this
The range for being interpreted as the above-mentioned theme of the utility model is only limitted to embodiment below, all to be realized based on the utility model content
Technology belongs to the scope of the utility model.
Embodiment 1, such as Fig. 1 or 2,
A kind of packet magnetic assembly, including magnet 1 have magnetic work face 4 on the magnet 1, are provided on the magnet 1
Coating 2, in the magnetic work face 4 is enclosed in by the coating 2, the coating 2 is using the material system for being not easy magnetic conduction
.
The packet magnetic assembly of the application, magnetic work face 4 are the surface for providing magnetic part in 1 structure of magnet,
In use, magnetic work face 4 coordinates with external structure, the magnetic output of magnet 1 is realized；The material for being not easy magnetic conduction of the application is
It is not easy to the magnetic material first impacted of magnet 1, optimal is un-conducted magnetic material, when using un-conducted magnetic material, coating 2
The magnetism of magnet 1 can not first be impacted by being arranged, in practical selection, according to practical service environment, with permeability
As deciding factor, consider the factors such as material cost and make a choice, for purposes of the present application, is not easy the material magnetic conductance of magnetic conduction
Rate may be used be less than or equal to or slightly larger than current plastic material magnetic conductivity material, in the application, pass through coating 2
In above-mentioned magnetic work face 4 is sealed in, in this way, improving corrosion resistance, and then the service life is improved；Particularly, in the application
In, coating 2 is made using the material for being not easy magnetic conduction, the shadow that can reduce or even avoid coating 2 to 1 magnetic intensity of magnet
It rings, in this way, for more traditional structure, using the packet magnetic assembly of the application, is capable of providing stronger magnetic intensity, moreover, also
The requirement to 2 thickness of coating is reduced, and then also simplifies manufacturing process, further, since coating 2 is to magnetic intensity
The reduction or elimination of adverse effect, for the packet magnetic assembly for reaching same magnetic intensity requirement, using the knot of the application
Structure, may be used the magnet 1 of relatively low magnetic intensity grade, in this way, also greatly reducing the manufacturing cost of packet magnetic assembly.
Further, the material for being not easy magnetic conduction is the material that relative permeability is less than or equal to 100.It can be notable
Reduce coating 2 to the adverse effect of 1 magnetic intensity of magnet.
Further, the material for being not easy magnetic conduction is metal material.
Further, the material for being not easy magnetic conduction is stainless steel material.Above-mentioned, metal material and stainless steel material,
With compared with more excellent intensity and/or rigidity for plastic material, in this way, thinner coating 2 can be formed, further
Reduce the influence magnetic to magnet 1.
Another preferred, the material for being not easy magnetic conduction is carbon fibre material, fibre reinforced composites or particle enhancing
Composite material.
Further, the thickness of the coating 2 is 0.1-0.5mm.In the above scheme, when covering uses metal material
It is good due to having either when stainless steel material Carbon fibe material, fibre reinforced composites or particulate reinforced composite
Mechanical property and good machining property, when being machined to 0.1-0.5mm, still have reliable intensity, and tool
There is good sealing effect, so, it is such as above-mentioned, 2 thickness of coating is arranged in 0.1-0.5mm, is on the one hand that can ensure
With good sealing effect, on the other hand also there is lighter weight, the dead weight of packet magnetic assembly can be reduced, moreover, also can
Enough further influences reduced to 1 magnetism of magnet.
Above-mentioned, stainless steel material also has good anti-corrosion ability, being capable of the relatively reliable progress to magnet 1
Protection；Carbon fibre material also has good structural strength and lighter weight, in this way, it is right also further to reduce coating 2
The adverse effect that packet magnetic assembly is brought.
As a preferred embodiment, in the magnet 1 is coated on by the coating 2.It is by coating 2 that entire magnet 1 is complete
Portion helps to improve the service life of packet magnetic assembly in being coated on.
As another preferred embodiment, the packet magnetic assembly further includes having injection molded layers 3, the injection molded layers 3 and 2 phase of the coating
The magnet 1 is coated on interior by cooperation.Such as above-mentioned mode, by the cooperation of coating 2 and injection molded layers 3, by entire magnet 1
In being all coated on, it helps improve the service life of packet magnetic assembly.
Further, the injection molded layers 3 are plastic material.Facilitate and plastics are arranged by way of injection molding on magnet 1.
Further, 2 edge of the coating is embedded in the injection molded layers 3.In this way, using injection molded layers 3 in injection molding
Mobility, 2 edge of coating are embedded in injection molded layers 3, facilitate the seal for ensureing to be connected between coating 2 and injection molded layers 3, in turn
Improve the sealing effect to magnet 1 or magnetic work face 4.
Embodiment 2, as shown in Figures 2 and 3：
A kind of column packet magnetic assembly, including magnet 1, the magnet 1 are hollow column structure, the inside of the magnet 1
Wall surface is that the outer side surface of either 4 magnet 1 of magnetic work face of mounting surface 5 is magnetic work face 4 or mounting surface 5, in institute
It states and is provided with coating 2 on magnetic work face 4, the coating 2 is made using the material for being not easy magnetic conduction.As above-mentioned,
The column packet magnetic assembly of the application, the material by being not easy magnetic conduction are used as coating 2 and cover magnetic work face 4, improve
1 corrosion resistance of magnet also reduces manufacture difficulty, reduces cost while improving the service life.
Further, the coating 2 is that metal material, carbon fibre material, fibre reinforced composites or particle increase
Strong composite material.
Further, the coating 2 is stainless steel material.Stainless steel material is used, but also coating 2 has well
Resistant to rust ability, especially in moist operating mode, have more obvious anti-corrosion ability advantage.
Further, the thickness of the coating 2 is 0.1-0.5mm.In the present embodiment, when coating 2 uses metal
Material either stainless steel material or when carbon fibre material, fibre reinforced composites or particulate reinforced composite, due to
With good mechanical property and good machining property, when being machined to 0.1-0.5mm, still have reliable strong
Degree, and there is good sealing effect, so, it is such as above-mentioned, 2 thickness of coating is arranged in 0.1-0.5mm, is on the one hand
It can ensure that there is good sealing effect, on the other hand also there is lighter weight, the dead weight of packet magnetic assembly can be reduced, and
And it also can further reduce the influence magnetic to magnet 1.
Further, the coating 2 is tubular.
Further, injection molded layers 3 are additionally provided on the mounting surface 5 of the magnet 1, the injection molded layers 3 are covered in the peace
On dress face 5, and extend along the end of the magnet 1, the end of the magnet 1 is coated in, the injection molded layers 3 are covered with described
It is sealing cooperation between cap rock 2.Entire magnet 1 is all wrapped by, and further improves the resistance to corrosion of magnet 1, also further
Improve the service life of magnet 1.
Further, the edge of the coating 2 is behind the edge beyond the magnet 1, towards 5 place of the mounting surface
Side is bent, and forms wing side 6.2 edge of coating bends certain angle towards the direction of mounting surface 5, forms wing side 6, wing side 6 is set
It sets, improves the reliability connected between coating 2 and magnet 1.
Further, the wing side 6 is embedded in the injection molded layers 3.Wing side 6 is embedded in injection molded layers 3, is on the one hand improved
Sealing effect between injection molded layers 3 and coating 2, on the other hand also improves the stability of coating 2, in another aspect, also carrying
The high stability of injection molded layers 3.
Further, the column packet magnetic assembly further includes axis 7, and the interior sidewall surface of the magnet 1 is mounting surface 5, described
The outer side surface of magnet 1 is the working face, and the magnet 1 is set on the axis 7, the inside of the axis 7 and the magnet 1
Between wall surface by way of injection molding, it is formed with the injection molded layers 3.
The column packet magnetic assembly of the application can be rotor assembly in practice column, for example, directly after axis 7 is arranged
It connects and applies in motor or pump class device, by the way of injection molding, magnet 1 is fixed on axis 7, be on the one hand to facilitate to add
Work ensure that the reliability connected between magnet 1 and axis 7；On the other hand, it is arranged while on axis 7 by magnet 1, also shape
At injection molded layers 3, injection molded layers 3 coordinate with coating 2, magnet 1 is coated in, so, also ensure to 1 good protection of magnet
Effect.
Embodiment 3, as shown in Figs. 1-3：
A kind of processing method of packet magnetic assembly, includes the following steps：
A, coating 2 is set on the magnetic work face 4 of magnet 1, the coating 2 is using the material system for being not easy magnetic conduction
；
B, injection molded layers 3, the injection molded layers 3 and institute are formed by way of injection molding on the magnetic mounting surface 5 of the magnet 1
It states between coating 2 as sealing cooperation.
Further, the magnet 1 is hollow tubular structure, and the coating 2 is tubular, and the coating 2 is arranged
On the magnetic work face 4 of the magnet 1, in the step A, the edge of the coating 2 is on the side beyond the magnet 1
After edge, is bent towards the side where the mounting surface 5, form wing side 6, in the step B, the wing side 6 is embedded in the note
It moulds in layer 3.
Further, the packet magnetic assembly further includes having axis 7, in the step B, first by the magnetic provided with coating 2
Body 1 is set on the axis 7, is then molded between the working face of the magnet 1 and the axis 7, and injection molded layers 3 are formed,
It is secure fit between the injection molded layers 3 and the magnet 1 and the axis 7.
Above example is only to illustrate the utility model and not limits technical solution described in the utility model, to the greatest extent
Pipe this specification has been carried out detailed description with reference to above-mentioned each embodiment to the utility model, but the utility model not office
It is limited to above-mentioned specific implementation mode, therefore any modifies to the utility model or equivalent replacement；And all do not depart from invention
Spirit and scope technical solution and its improvement, should all cover in the right of the utility model.
Claims (16)
1. a kind of packet magnetic assembly, including magnet, it is characterised in that：There is magnetic work face, on the magnet on the magnet
It is provided with coating, the coating is by including the magnetic work face closure, and the coating is using the material for being not easy magnetic conduction
It is made.
2. packet magnetic assembly according to claim 1, it is characterised in that：The material for being not easy magnetic conduction is that relative permeability is small
In or equal to 100 material.
3. packet magnetic assembly according to claim 1, it is characterised in that：The material for being not easy magnetic conduction is metal material.
4. packet magnetic assembly according to claim 1, it is characterised in that：The material for being not easy magnetic conduction be stainless steel material,
Carbon fibre material, fibre reinforced composites or particulate reinforced composite.
5. packet magnetic assembly according to any one of claims 1-4, it is characterised in that：The coating is by the magnet packet
In overlaying on.
6. packet magnetic assembly according to any one of claims 1-4, it is characterised in that：The packet magnetic assembly further includes having note
Layer is moulded, the injection molded layers are matched with the coating, the magnet are coated on interior.
7. packet magnetic assembly according to claim 6, it is characterised in that：The thickness of the coating is 0.1-0.5mm.
8. packet magnetic assembly according to claim 6, it is characterised in that：The cover layer edges are embedded in the injection molded layers.
9. a kind of column packet magnetic assembly, including magnet, it is characterised in that：The magnet is hollow column structure, the magnet
Interior sidewall surface be the outer side surface of the mounting surface either magnetic work face magnet be magnetic work face or mounting surface,
Coating is provided on the magnetic work face, the coating is tubular, and the coating is using the material system for being not easy magnetic conduction
.
10. column packet magnetic assembly according to claim 9, it is characterised in that：The coating is metal material, carbon fiber
Material, fibre reinforced composites or particulate reinforced composite.
11. column packet magnetic assembly according to claim 10, it is characterised in that：The coating is stainless steel material.
12. column packet magnetic assembly according to claim 9, it is characterised in that：The thickness of the coating is 0.1-
0.5mm。
13. the column packet magnetic assembly according to claim 9-12 any one, it is characterised in that：The mounting surface of the magnet
On be additionally provided with injection molded layers, the injection molded layers are covered on the mounting surface, and along the end of the magnet extend, by the magnetic
It is sealing cooperation between the injection molded layers and the coating in the end of body is coated on.
14. column packet magnetic assembly according to claim 13, it is characterised in that：The edge of the coating is beyond described
It behind the edge of magnet, is bent towards the side where the mounting surface, forms wing side.
15. column packet magnetic assembly according to claim 14, it is characterised in that：The wing side is embedded in the injection molded layers.
16. column packet magnetic assembly according to claim 13, it is characterised in that：Further include axis, the madial wall of the magnet
Face is mounting surface, and the outer side surface of the magnet is the working face, and the magnet is arranged on the shaft, the axis with it is described
Between the interior sidewall surface of magnet by way of injection molding, it is formed with the injection molded layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721907718.4U CN207611656U (en) | 2017-12-29 | 2017-12-29 | A kind of packet magnetic assembly and column packet magnetic assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721907718.4U CN207611656U (en) | 2017-12-29 | 2017-12-29 | A kind of packet magnetic assembly and column packet magnetic assembly |
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| Publication Number | Publication Date |
|---|---|
| CN207611656U true CN207611656U (en) | 2018-07-13 |
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ID=62800019
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721907718.4U Active CN207611656U (en) | 2017-12-29 | 2017-12-29 | A kind of packet magnetic assembly and column packet magnetic assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053967A (en) * | 2017-12-29 | 2018-05-18 | 成都银河磁体股份有限公司 | A kind of bag magnetic assembly, column bag magnetic assembly and processing method |
| WO2019128770A1 (en) * | 2017-12-29 | 2019-07-04 | 成都银河磁体股份有限公司 | Rotor provided with fully-encapsulated magnet |
-
2017
- 2017-12-29 CN CN201721907718.4U patent/CN207611656U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053967A (en) * | 2017-12-29 | 2018-05-18 | 成都银河磁体股份有限公司 | A kind of bag magnetic assembly, column bag magnetic assembly and processing method |
| WO2019128770A1 (en) * | 2017-12-29 | 2019-07-04 | 成都银河磁体股份有限公司 | Rotor provided with fully-encapsulated magnet |
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