CN206363856U - The flatwise coil that magnetic induction intensity is big and performance is stable - Google Patents
The flatwise coil that magnetic induction intensity is big and performance is stable Download PDFInfo
- Publication number
- CN206363856U CN206363856U CN201621350151.0U CN201621350151U CN206363856U CN 206363856 U CN206363856 U CN 206363856U CN 201621350151 U CN201621350151 U CN 201621350151U CN 206363856 U CN206363856 U CN 206363856U
- Authority
- CN
- China
- Prior art keywords
- winding portion
- circular winding
- performance
- magnetic induction
- coil
- 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.)
- Expired - Fee Related
Links
Landscapes
- Insulating Of Coils (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model discloses the flatwise coil that a kind of magnetic induction intensity is big and performance is stable, include the circular winding portion wound by same flat wire, flat wire has copper core body, ni-p alloy coating, tin coating, insulating lacquer layer, heat-resistance and flame-retardant fiber layer and from adhesion coating；Circular winding portion includes upper strata, inner coil group, and the winding end of inner coil group is connected with second end portion；Right side of first, second terminal part from circular winding portion is stretched out, and first, second terminal part is arranged parallel to each other；Circular winding portion mass-impregnation forms continuous paint film, and circular winding portion is further bonded to an entirety by continuous paint film.Thereby, conduction, the heat conductivility of flat wire are improved, the design of coupling coil structure and first, second terminal part can make magnetic induction intensity maximize the use in application, meanwhile, its loss is low, and performance is stable.
Description
Technical field
The utility model is related to flatwise coil art, refers in particular to a kind of magnetic induction intensity big and performance stabilization flat
Flat coil.
Background technology
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and the coil of transformer typically uses copper cash
Coiling, compares be intended to wind system using flat conductor at present, because flat conductor is compared for cylindrical metal wire, its
With many advantages, for example：1st, flat conductor has larger surface area, can provide preferably electric current upwards of movement；2nd, it is cylindric
When plain conductor winding is stacked into coil group, unnecessary space can be produced, causes the volume of whole coil larger, has limited to coil
The further miniaturization of volume, still, flat conductor is when winding is stacked into coil group, and its adjacent turn is in close contact, and will not be produced
Raw space, advantageously reduces the overall volume of coil.
But, in actual use, there is the deficiencies such as electric conductivity, heat conductivility be not good enough, influence in existing flatwise coil
Magnetic induction intensity, meanwhile, it is during long-time use, stability is difficult to be guaranteed.In present patent application, Shen
Ask someone to have studied intensively a kind of new flatwise coil, it efficiently solves foregoing variety of problems.
Utility model content
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide a kind of magnetic induction to the utility model
Intensity is big and the stable flatwise coil of performance, which raises the conduction of flat wire, heat conductivility, coupling coil structure and first,
The design in second end portion, can make magnetic induction intensity maximize the use in application, meanwhile, its loss is low, and performance is stable.
To achieve the above object, the utility model is using following technical scheme：
The flatwise coil that a kind of magnetic induction intensity is big and performance is stable, includes the circle wound by same flat wire
Winding portion, the flat wire has the ni-p alloy coating that copper core body and from-inner-to-outer cover successively, tin coating, insulating lacquer layer, resistance to
High-temperature flame retardant fibers layer and from adhesion coating；The circular winding portion includes folded upper coil group, the inner coil group set up and down,
The upper coil group is from first end portion from some circle coils are wound with clockwise inside outside, and the inner coil group is certainly
The winding end of upper coil group is wound with some circle coils clockwise outward from interior；The winding end of the inner coil group
End is connected with second end portion；The first end portion, second end portion are stretched out on the right side from circular winding portion, and described first
Terminal part, second end portion are arranged parallel to each other；The circular winding portion mass-impregnation forms continuous paint film, the continuous paint film
Circular winding portion is further bonded to an entirety.
As a kind of preferred scheme, the section of the flat wire is rectangle structure, and its thickness value is 3.5 ± 0.50 millis
Rice, its width value is 0.5 ± 0.10 millimeter；The internal diameter of the circular winding portion is 10.0 ± 1.00 millimeters, the circular winding
The external diameter in portion is 22.0 ± 1.00 millimeters；Winding top and the corresponding circle center line connecting of the upper coil group, inner coil group
Angle between winding end and corresponding circle center line connecting is 90 ± 5 degree.
As a kind of preferred scheme, the thickness of the ni-p alloy coating is 9-12 μm, and the tin coating thickness is 4-6 μm.
As a kind of preferred scheme, the inner ring wall of the circular winding portion is viscous provided with alkali-free glass fibre layer, the nothing
The inner ring wall of alkali containing glass fibre layer is viscous to be provided with antistatic layer of polyester fiber.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme understands that it mainly by the structure design of flat wire, effectively increases conduction, the heat conductivility of flat wire, meanwhile, knot
The design of zygonema coil structures and first, second terminal part, can make magnetic induction intensity maximize the use in application, and,
The flatwise coil of the utility model, which has, is lost low, the advantage such as performance stabilization.Next to that, enter in the inner ring wall of circular winding portion
The viscous alkali-free glass fibre layer set of one step, antistatic layer of polyester fiber, its insulating properties are stronger, the mechanical strength of whole flatwise coil
Also it is more preferable, it is possible to increase the running quality and Supply Security of transformer.
More clearly to illustrate architectural feature of the present utility model and effect, come below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described in detail.
Brief description of the drawings
Fig. 1 is the top view of the embodiment of the utility model；
Fig. 2 is the front view of the embodiment of the utility model.
Accompanying drawing identifier declaration：
10th, circular winding portion 11, upper coil group
12nd, inner coil group 20, first end portion
30th, second end portion 40, alkali-free glass fibre layer
50th, antistatic layer of polyester fiber.
Embodiment
It refer to shown in Fig. 1 to Fig. 2, that show the concrete structure of the two of the utility model kind embodiment；It is described flat
Flat coil, includes the circular winding portion 10 wound by same flat wire, and the flat wire has copper core body and from interior
The outer ni-p alloy coating covered successively, tin coating, insulating lacquer layer, heat-resistance and flame-retardant fiber layer and from adhesion coating
Wherein, tin coating is frivolous, uniform, with good solderability, corrosion resistance and electric conductivity, while having good
Mechanical performance.In the prior art, if being usually directly tin plating on copper core body, copper atom and tin atom can form new alloy
Layer, can reduce conduction, the thermal conductivity of copper cash to a certain extent, meanwhile, spent tin material is also more, causes material cost to increase
Plus；Herein, ingenious utilization ni-p alloy coating is plated first is overlying on copper core body, then forms tin coating outside ni-p alloy coating, effectively hinders
The only diffusion between copper atom and tin atom, for conventional art, improves conduction, the thermal conductivity of flat wire.It is preferred that setting
Meter, the thickness of the ni-p alloy coating is 9-12 μm, and the tin coating thickness is 4-6 μm；So, it is flat described in the present embodiment
Coil in corrosion resistance, resistance to elevated temperatures, plasticity, mechanical property, toughness, electric property, solderability, it is anti-oxidant in terms of
Have a clear superiority, further increase product quality and service life.
The circular winding portion 10 includes folded upper coil group 11, the inner coil group 12 set, the upper layer line up and down
Circle group 11 is from first end portion 20 from being wound with some circle coils clockwise inside outside, and the inner coil group 12 is from upper strata
The winding end of coil group 11 is wound with some circle coils clockwise outward from interior；The winding end of the inner coil group 12
End is connected with second end portion 30；The first end portion 20, second end portion 30 are stretched out on the right side from circular winding portion 10,
The first end portion 20, second end portion 30 are arranged parallel to each other；The mass-impregnation of circular winding portion 10 forms continuous paint
Circular winding portion 10 is further bonded to an entirety by film, the continuous paint film.Further, the circular winding portion 10
Inner ring wall is viscous provided with alkali-free glass fibre layer 40, and the inner ring wall of the alkali-free glass fibre layer 40 is viscous to be provided with antistatic polyester
Fibrous layer 50 so that the insulating properties of product is stronger, the mechanical strength of whole flatwise coil is also more preferable, it is possible to increase the fortune of transformer
Row quality and Supply Security.
In the present embodiment, the upper coil group 11, inner coil group 12 form larger cross section, meanwhile, the first end
End 20, second end portion 30 are stretched out on the right side from circular winding portion 10, are easy to the installing positioning of flatwise coil level, in application
When magnetic induction intensity can be made to maximize the use.
In the present embodiment, the section of the flat wire is rectangle structure, and its thickness value is 3.5 ± 0.50 millimeters, and it is wide
Angle value is 0.5 ± 0.10 millimeter；The internal diameter of the circular winding portion 10 is 10.0 ± 1.00 millimeters, the circular winding portion 10
External diameter is 22.0 ± 1.00 millimeters；Winding top and the corresponding circle center line connecting of the upper coil group 11, inner coil group 12
Angle between winding end and corresponding circle center line connecting is 90 ± 5 degree, the angle be on design and processing procedure one need management and control
Parameter, foregoing each parameter of the flatwise coil also produces influence to its performance, and aforementioned parameters are that applicant herein passes through
The processes such as research, analysis, simulation, test, design one group of preferred parameter.
Design focal point of the present utility model is that it mainly by the structure design of flat wire, is effectively increased flat
The conduction of line, heat conductivility, meanwhile, the design of coupling coil structure and first, second terminal part can make magnetic strength in application
Intensity is answered to maximize the use, and, the flatwise coil of the utility model, which has, is lost low, the advantage such as performance stabilization.Next to that,
The alkali-free glass fibre layer set, antistatic layer of polyester fiber are further glued in the inner ring wall of circular winding portion, its insulating properties is more
By force, the mechanical strength of whole flatwise coil is also more preferable, it is possible to increase the running quality and Supply Security of transformer.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Any limitation, therefore every any trickle amendment made according to technical spirit of the present utility model to above example, equivalent change
Change with modification, in the range of still falling within technical solutions of the utility model.
Claims (4)
- The flatwise coil that 1. a kind of magnetic induction intensity is big and performance is stable, it is characterised in that：Include and wound by same flat wire Circular winding portion, the flat wire has the ni-p alloy coating that copper core body and from-inner-to-outer cover successively, tin coating, absolutely Edge enamelled coating, heat-resistance and flame-retardant fiber layer and from adhesion coating；The circular winding portion include up and down the folded upper coil group set, under Layer line circle group, the upper coil group from first end portion from being wound with some circle coils clockwise inside outside, it is described under Layer line circle group is wound with some circle coils clockwise outward from the winding end of upper coil group from interior；The inner coil The winding end of group is connected with second end portion；The first end portion, second end portion stretch from the right side of circular winding portion Go out, the first end portion, second end portion are arranged parallel to each other；The circular winding portion mass-impregnation forms continuous paint film, Circular winding portion is further bonded to an entirety by the continuous paint film.
- The flatwise coil that 2. magnetic induction intensity according to claim 1 is big and performance is stable, it is characterised in that：It is described flat The section of line is rectangle structure, and its thickness value is 3.5 ± 0.50 millimeters, and its width value is 0.5 ± 0.10 millimeter；The circle The internal diameter of winding portion is 10.0 ± 1.00 millimeters, and the external diameter of the circular winding portion is 22.0 ± 1.00 millimeters；The upper layer line Angle between the winding top of circle group and corresponding circle center line connecting, the winding end of inner coil group and corresponding circle center line connecting is 90 ± 5 degree.
- The flatwise coil that 3. magnetic induction intensity according to claim 2 is big and performance is stable, it is characterised in that：The nickel phosphorus The thickness of alloy-layer is 9-12 μm, and the tin coating thickness is 4-6 μm.
- The flatwise coil that 4. magnetic induction intensity according to claim 1 is big and performance is stable, it is characterised in that：The circle The inner ring wall of winding portion is viscous provided with alkali-free glass fibre layer, and the inner ring wall of the alkali-free glass fibre layer is viscous to be provided with antistatic Layer of polyester fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621350151.0U CN206363856U (en) | 2016-12-09 | 2016-12-09 | The flatwise coil that magnetic induction intensity is big and performance is stable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621350151.0U CN206363856U (en) | 2016-12-09 | 2016-12-09 | The flatwise coil that magnetic induction intensity is big and performance is stable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206363856U true CN206363856U (en) | 2017-07-28 |
Family
ID=59373823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621350151.0U Expired - Fee Related CN206363856U (en) | 2016-12-09 | 2016-12-09 | The flatwise coil that magnetic induction intensity is big and performance is stable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206363856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109657386A (en) * | 2018-12-27 | 2019-04-19 | 燕山大学 | The design method of rectangle Helmholtz coil |
-
2016
- 2016-12-09 CN CN201621350151.0U patent/CN206363856U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109657386A (en) * | 2018-12-27 | 2019-04-19 | 燕山大学 | The design method of rectangle Helmholtz coil |
| CN109657386B (en) * | 2018-12-27 | 2023-04-07 | 燕山大学 | Design method of rectangular Helmholtz coil |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204315370U (en) | A kind of high frequency high voltage transformer bobbin | |
| CN110233028A (en) | A kind of pcb board of flat surface transformer and preparation method thereof | |
| CN206363856U (en) | The flatwise coil that magnetic induction intensity is big and performance is stable | |
| CN201402642Y (en) | Nomex insulating combined transposed conductor | |
| CN207895888U (en) | A kind of tension is anti-to deflect electromagnetism wave prevention sleeve | |
| CN201378453Y (en) | Self-bonding polyurethane/polyamideimide composite Litz enameled wire | |
| CN201036070Y (en) | Composite material overhead conductor | |
| CN201352463Y (en) | Novel rectangular insulation aluminum stranded wire for reactor | |
| CN202434285U (en) | Inductance structure | |
| CN211654352U (en) | Self-adhesive polyester enameled flat copper wire | |
| CN201629202U (en) | Parallel composite transposition lead | |
| CN206293242U (en) | A kind of multi cord inductance | |
| CN207623584U (en) | A kind of storage rack for redundant optical cable | |
| CN207704887U (en) | A kind of silk-covered wire | |
| CN206947002U (en) | A kind of enamel-covered wire | |
| CN203760104U (en) | Glass fiber-covered polyimide film reinforcing mica tape lapped wire | |
| CN207624533U (en) | A kind of multi cord loop construction for wireless charging | |
| CN201004342Y (en) | Intertwisted special polyester paint coated round cooper line | |
| CN201853516U (en) | Double-glass yarn copper-sheathed flat wire | |
| CN105405514B (en) | The low-loss composite data cable of high shielding properties | |
| CN208284260U (en) | A kind of high temperature power cable of the rolling stock with special combustibility | |
| CN207742963U (en) | A kind of silicon rubber coaxial screening electrical wires for lamp decoration | |
| CN206649916U (en) | A kind of armored type power cable with polyvinyl chloride insulating sheath | |
| CN206412186U (en) | Slim Multiple coil formula flatwise coil | |
| CN104637628A (en) | Production technology of SPP water-resistant winding wire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170728 Termination date: 20201209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |