CN103809004A - High-precision flexible voltage transformer and manufacturing method thereof - Google Patents
High-precision flexible voltage transformer and manufacturing method thereof Download PDFInfo
- Publication number
- CN103809004A CN103809004A CN201410040937.1A CN201410040937A CN103809004A CN 103809004 A CN103809004 A CN 103809004A CN 201410040937 A CN201410040937 A CN 201410040937A CN 103809004 A CN103809004 A CN 103809004A
- Authority
- CN
- China
- Prior art keywords
- circuit
- fpc
- alperm
- bar
- line
- 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.)
- Granted
Links
Images
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
The invention provides a high-precision flexible voltage transformer, wherein a locating slot is formed in a flexible bar, a first line, a second line, a third line and a fourth line are arranged in mounting slots, respectively, the first line and the third line are arranged symmetrically and relatively to the flexible bar, while the second line and the fourth line are arranged symmetrically and relatively to the flexible bar, the first line, the second line, the third line and the four line are inclined copper wires arranged on an FPC (Flexible Printed line), pressure welding spots are arranged on the internal side surface of the FPC corresponding to both ends of the copper wires, respectively, the pressure welding spots are connected with the corresponding copper wires, the pressure welding spots in the first line and the second line are pressure-welded together so that the copper wires in the first line and the second line form a loop coil, the pressure welding spots in the third line and the fourth line are pressure-welded together so that the copper wires in the third line and the fourth line form a loop coil, wire inlet connectors are arranged on the end portions of the first line and the third line, respectively, and wire outlet connectors are arranged on the end portions of the second line and the fourth line, respectively.
Description
Technical field
The present invention discloses a kind of voltage transformer (VT), particularly a kind of high-accuracy soft voltage transformer (VT) and preparation method thereof.
Background technology
In ac voltage measurement technology, for the sampling mode of voltage, conventional method is resistance sampling, the sampling of transformation mutual inductor and three kinds of modes of Hall voltage sensor sampling at present.At present, transformation mutual inductor of the prior art is normally made up of case material three parts of high permeability material (as siliconized plate), primary coil, secondary coil and tape insulation.There is following problem in it: 1, coil coiling skewness, elasticity in winding process is inconsistent, thereby easily causes nonlinear blind point tolerance, and performance is inconsistent, and precision is inconsistent etc.2, voltage transformer (VT) overall volume is large, takes up room large.3, form is fixed, and the flexible space of relevant product design and engineering is inadequate, can not be to thin, little, profiled square to the imagination.
Summary of the invention
The coil winding problem existing for the above-mentioned AC voltage transformer of the prior art of mentioning, the invention provides a kind of high-accuracy soft voltage transformer (VT) structure, and it is gone up and made circuit by FPC, replaces the coil in conventional voltage mutual inductor, addresses the above problem.
The technical scheme that the present invention solves its technical matters employing is: a kind of high-accuracy soft voltage transformer (VT), voltage transformer (VT) comprises the first circuit, the second circuit, tertiary circuit, the 4th circuit and soft dress article, soft dress bar is provided with locating slot, the first circuit, the second circuit, tertiary circuit, the 4th circuit is separately positioned in mounting groove, the first circuit and tertiary circuit are symmetrical arranged with respect to soft dress bar, the second circuit and the 4th circuit are symmetrical arranged with respect to soft dress article, the first circuit, the second circuit, tertiary circuit, the 4th circuit is the copper cash that is arranged on the inclination on FPC, on FPC medial surface, be respectively equipped with crimping solder joint corresponding to copper cash two ends, crimping solder joint is connected with corresponding copper cash, together with the first circuit is crimped on the crimping solder joint on the second circuit, make the copper cash on the first circuit and the second circuit form a circuit coil, together with tertiary circuit is crimped on the crimping solder joint on the 4th circuit, make the copper cash on tertiary circuit and the 4th circuit form a circuit coil, the first circuit and tertiary circuit termination are respectively equipped with one and enter line interface, the second circuit and the 4th circuit termination are respectively equipped with one and go out line interface.
A kind of method for making of high-accuracy soft voltage transformer (VT) described above, the method is on FPC, to customize the copper cash tilting as circuit, the link tester of upper and lower two-layer FPC is crossed to crimping solder joint to be welded together, form a circuit coil, by customization copper cash thickness, move towards mode, i.e. the vergence direction of copper cash, the spacing between copper cash, adjust the number of turn of copper cash and by the ability of electric current, to meet the needs of different parameters by the mode of these three parameters.
The technical scheme that the present invention solves its technical matters employing further comprises:
It is upper that the first described circuit is arranged on a FPC, and it is upper that the second circuit is arranged on the 2nd FPC, and it is upper that tertiary circuit is arranged on the 3rd FPC, and it is upper that the 4th circuit is arranged on the 4th FPC, and a FPC and the 3rd FPC are arranged side by side, and the 2nd FPC and the 4th FPC are arranged side by side.
A described FPC and the 3rd FPC below are provided with the first Alperm article, and the 2nd FPC and the 4th FPC top are provided with the second Alperm article, and the first Alperm bar and the second Alperm bar outside are enclosed with insulating paper.
The first described circuit and the second circuit are separately positioned on a FPC, the one FPC is provided with the first relatively independent line areas and the second line areas, it is upper that tertiary circuit and the 4th circuit are separately positioned on the 2nd FPC, and the 2nd FPC is provided with relatively independent tertiary circuit district and the 4th line areas.
A described FPC below is provided with the first Alperm article, and the 2nd FPC top is provided with the second Alperm article, and the first Alperm bar and the second Alperm bar outside are enclosed with insulating paper.
The first described circuit is arranged on a FPC, the second circuit is arranged on the 2nd FPC, tertiary circuit is arranged on the 3rd FPC, the 4th circuit is arranged on the 4th FPC, the one FPC and the stacked setting of the 3rd FPC, the one FPC is arranged on the 3rd FPC top, the 2nd FPC and the stacked setting of the 4th FPC, the 2nd FPC is arranged on the 4th FPC below, the width of the one FPC is wider than the width of the 3rd FPC, the width of the 2nd FPC is wider than the width of the 4th FPC, between a FPC and the 3rd FPC, is provided with insulating paper, between the 2nd FPC and the 4th FPC, is provided with insulating paper.
The 3rd described FPC below is provided with the first Alperm article, and the 4th FPC top is provided with the second Alperm article, and the first Alperm bar and the second Alperm bar outside are enclosed with insulating paper.
On described soft dress bar, have pilot hole, in pilot hole, be provided with the locating pin for each layer of assembled material positioned.
Copper cash on described the first circuit, the second circuit, tertiary circuit and the 4th circuit is arranged in parallel respectively.
Copper cash on described the first circuit, the second circuit, tertiary circuit and the 4th circuit evenly arranges respectively.
Described voltage transformer (VT) is multiple circles voltage transformer (VT), special-shaped voltage transformer (VT) or circular voltage transformer (VT).
Described method comprises the steps:
A, get the raw materials ready: prepare to be attached with the FPC of the first circuit, the second circuit, tertiary circuit and the 4th circuit, and the first Alperm bar, insulating paper, locating pin, soft dress bar and the second Alperm bar;
B, coated: adopt insulating paper to superscribe the first Alperm bar and the second Alperm bar;
C, assembling: FPC, the first Alperm article, insulating paper, the second Alperm article and the 2nd FPC are cascading in the locating slot of soft dress article;
D, pressing: by hot pressing mode, the crimping solder joint on the first circuit and tertiary circuit is welded, form a circuit coil, by hot pressing mode, the crimping solder joint on the second circuit and the 4th circuit is welded, form another circuit coil;
E, moulding: by curling the strip material of the making voltage transformer (VT) that is required form.
The invention has the beneficial effects as follows: the invention provides a kind of frame mode of soft deformable, its take up room little, use flexibly, applicable situation is wide in range, solve conventional voltage transformer (VT) body fix, large and cause use time flexibility ratio inadequate problem; The present invention is upper at flexible circuit material (FPC), and the distribution density between customizable copper cash thickness, copper cash trend, copper cash, substitutes coiling copper coil, and solution coiling is inhomogeneous, and the inconsistent problem of elasticity has improved precision and the consistency of performance of product.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention one decomposing state structural representation.
Fig. 2 is that structural representation is faced in the embodiment of the present invention one general assembly.
Fig. 3 is the embodiment of the present invention one FPC Facad structure schematic diagram.
Fig. 4 is the embodiment of the present invention one FPC structure schematic diagram.
Fig. 5 is the embodiment of the present invention two decomposing state structural representations.
Fig. 6 is that structural representation is faced in the embodiment of the present invention two general assemblies.
Fig. 7 is the embodiment of the present invention two FPC Facad structure schematic diagram.
Fig. 8 is the embodiment of the present invention two FPC structure schematic diagram.
Fig. 9 is the embodiment of the present invention three decomposing state structural representations.
Figure 10 is that structural representation is faced in the embodiment of the present invention three general assemblies.
Figure 11 is soft dress bar structural representation in the present invention.
Figure 12 is Alperm bar structural representation in the present invention.
Figure 13 is dielectric paper structure schematic diagram in the present invention.
Figure 14 is embodiment tri-FPC Facad structure schematic diagram in the present invention.
Figure 15 is embodiment tri-FPC structure schematic diagram in the present invention.
Figure 16 is the local structure for amplifying schematic diagram of A in Figure 15.
Figure 17 is the local structure for amplifying schematic diagram of B in Figure 15.
Figure 18 is finished product embodiment mono-perspective view of the present invention.
Figure 19 is finished product embodiment bis-perspective view of the present invention.
Figure 20 is finished product embodiment tri-perspective view of the present invention.
In figure, 1-the one FPC, 101-the 3rd FPC, 102-the 4th FPC, 103-the first line areas, 104-the second line areas, 105-tertiary circuit district, 106-the 4th line areas, 2-the first Alperm bar, 3-the first insulating paper, 301-the 3rd insulating paper, 302-the 4th insulating paper, 4-locating pin, the soft dress bar of 5-, 6-the second Alperm bar, 7-the second insulating paper, 8-the 2nd FPC, 9-circuit, 10-crimping solder joint, 11-locating slot, 12-voltage transformer (VT).
Embodiment
The present embodiment is the preferred embodiment for the present invention, and other all its principles are identical with the present embodiment or approximate with basic structure, all within protection domain of the present invention.
The present invention protects a kind of soft voltage transformer (VT), in a flexible material main body, is integrated with primary coil and secondary coil, and its concrete structure can be divided into following several concrete embodiments:
Embodiment mono-: please refer to accompanying drawing 1 to accompanying drawing 4 and accompanying drawing 11 to accompanying drawing 17, in the present embodiment, mainly comprise a FPC1, the 3rd FPC101, the first Alperm bar 2, the first insulating paper 3, locating pin 4, soft dress bar 5, the second Alperm bar 6, the second insulating paper 7, the 4th FPC102 and the 2nd FPC8, soft dress bar 5 is supporting construction of the present invention, for installation and the locating device of parts all in the present invention, in the present embodiment, soft dress bar 5 adopts silica gel, rubber, the flexible material of nylon-type is made, it himself is symmetrical structure, in the middle of soft dress bar 5, offer locating slot 11, for placing and fixed installation Alperm bar use, can also provide position and space for placement and the connection etc. of insulating paper and FPC simultaneously, on soft dress bar 5, also can there is pilot hole, in pilot hole, be provided with locating pin 4, for the use that each layer of assembled material positioned.In the present embodiment, the first Alperm bar 2 and the second Alperm bar 6 can adopt ultra-thin alloy list structure, also can adopt Powdered high permeability material, are arranged in strip position, fill sealing.The first insulating paper 3 is wrapped in the first Alperm bar 2 outsides, and the second insulating paper 7 is wrapped in the second Alperm bar 6 outsides, makes to realize and insulating between Alperm bar and FPC.
In the present embodiment, FPC is flexible circuit material, is commonly called as flexible circuit board, and existing market current techique, in the present embodiment, customizes circuit on FPC, realizes and meets the FPC that the present invention uses.In the present invention, because FPC is provided with upper and lower both sides, so the close product outside one side of FPC is defined as to the lateral surface of FPC, FPC is defined as to the medial surface of FPC near one side in the middle of product.In the present embodiment, the one FPC1 and the 3rd FPC101 are arranged side by side, mutually insulated between the one FPC1 and the 3rd FPC101, on the one FPC1 and the 3rd FPC101, be respectively equipped with one and enter line interface, in the present embodiment, the length of a FPC1 and the 3rd FPC101 and identical with the first Alperm articles 2; Equally, the 2nd FPC8 and the 4th FPC102 are arranged side by side, mutually insulated between the 2nd FPC8 and the 4th FPC102, on the 2nd FPC81 and the 4th FPC102, be respectively equipped with one and go out line interface, in the present embodiment, the length of the 2nd FPC8 and the 4th FPC102 and identical with the second Alperm articles 6, the one FPC1 and the 2nd FPC8 are mirror image setting, a FPC1 and the 2nd FPC8 are symmetrical arranged with respect to soft dress article, the 3rd FPC101 and the 4th FPC102 are mirror image setting, and the 3rd FPC101 and the 4th FPC102 are symmetrical arranged with respect to soft dress article.The one FPC1, the 2nd FPC8, the 3rd FPC101 is identical with the 4th FPC102 structure, on its lateral surface, be printed with circuit 9, circuit 9 adopts copper cash that be obliquely installed and that be parallel to each other to form, between each copper cash, be uniformly distributed, silk-screen figure denote on the lateral surface of FPC, the number of turn of corresponding copper cash, can calculate the number of turn of coil by figure denote, thereby how many numbers of turn of can clearly having known coil winding, and two tip position places corresponding to every circuit 9 are respectively equipped with a crimping solder joint 10, crimping solder joint 10 is electrically connected with corresponding circuit 9, in the present embodiment, upper to the one FPC1 and the 2nd FPC8 corresponding crimping solder joint 10 is welded by hot pressing mode to (this technology mode is current techique, be not described in detail at this), just form a circuit coil.In the present invention, thickness by customization copper cash, move towards mode (being the vergence direction of copper cash), the spacing between copper cash, adjusts the number of turn of copper cash and by the ability of electric current, to meet the needs of different parameters by these three modes.
The present invention protects a kind of method for making of above-mentioned high-accuracy soft voltage transformer (VT) simultaneously, its core is, the copper cash being parallel to each other that customization is tilted on FPC is as circuit, the link tester of upper and lower two-layer FPC is crossed to crimping solder joint 10 to be welded together, form a circuit coil, in the present embodiment, in the time of assembling, by a FPC1 and the 2nd FPC8 and the 3rd FPC101 and the 4th FPC102 pack into fixing after, the crimping solder joint 10 of the one FPC1 and the 2nd PFC2 and the 3rd FPC101 and the 4th FPC102 is staggered and (can be moved to left, also can move to right) copper cash, and aim at, make it can make the circuit on a FPC1 and the 2nd PFC2 form one article of circuit coil, circuit on the 3rd FPC101 and the 4th FPC102 forms one article of circuit coil.In the present invention, two one, loops are primary coil, and one is secondary coil, and in the present embodiment, the number of turn of two coils is identical.In the present invention, by customization copper cash thickness, move towards mode (being the vergence direction of copper cash), spacing (being the distribution density between copper cash) between copper cash, adjusts the number of turn of copper cash and by the ability of electric current, to meet the needs of different parameters by these three modes.
Method concrete steps in the present invention are:
1, get the raw materials ready: prepare a FPC1, the 3rd FPC101, the first Alperm articles 2, the first insulating paper 3, locating pin 4, soft dress articles 5, the second Alperm articles 6, the second insulating paper 7, the 4th FPC102 and the 2nd FPC8, and customize circuit on a FPC1, the 3rd FPC101, the 4th FPC102 and the 2nd FPC8;
2, coated: to adopt the first insulating paper 3 to superscribe the first Alperm bar 2, adopt the second insulating paper 7 to superscribe the second Alperm bar 6, in the present embodiment, insulating paper adopts two, wrap up respectively the first Alperm bar 2 and the second Alperm bar 6, when concrete enforcement, also can adopt an insulating paper, the first Alperm bar 2 and the second Alperm bar 6 are wrapped up, insulate between the first Alperm articles 2 and the second Alperm articles 6 and a FPC1, the 3rd FPC101, the 4th FPC102 and the 2nd FPC8 as long as guarantee;
3, assembling a: FPC1 and the 3rd FPC101, the first Alperm articles 2, the first insulating paper 3, the second Alperm articles 6, the second insulating paper 7 and the 4th FPC102 and the 2nd FPC8 are cascading in the locating slot 11 of soft dress articles 5;
4, pressing: by hot pressing mode, the crimping solder joint 10 on a FPC1 and the 2nd FPC8 is welded, form a circuit coil, the crimping solder joint 10 on the 3rd FPC101 and the 4th FPC102 welds, and forms a circuit coil;
5, moulding: by curling the strip material of the making voltage transformer (VT) that is required form.
Embodiment bis-: incorporated by reference to referring to accompanying drawing 5 to accompanying drawing 8, the structure of the present embodiment is substantially the same with embodiment mono-, difference is to be only provided with in the present embodiment upper and lower two FPC, and a superincumbent FPC1 is provided with two mutual isolated line areas, be respectively the first line areas 103 and the second line areas 104, on the first line areas 103 and the second line areas 104, be respectively equipped with one and enter line interface, the 2nd FPC8 is below provided with two mutual isolated line areas, be respectively tertiary circuit district 105 and the 4th line areas 106, on tertiary circuit district 105 and the 4th line areas 106, be respectively equipped with one and go out line interface, wherein, the corresponding setting in the first line areas 103 and tertiary circuit district 105, crimping solder joint 10 above it welds, form a circuit coil, the second line areas 104 and the 4th corresponding setting in line areas 106, crimping solder joint 10 above it welds, form a circuit coil.
The method for making of the present embodiment and embodiment mono-are basic identical, repeat no more herein.
Embodiment tri-: please refer to accompanying drawing 9 to accompanying drawing 17, structure in the present embodiment is substantially the same with embodiment mono-, difference is, a FPC1 in the present embodiment and the stacked setting of the 3rd FPC101, its length and the first Alperm bar 2 same length, the 2nd FPC8 and the stacked setting of the 4th FPC102, its length and the second Alperm bar 6 same length, wherein, the 3rd FPC101 and the 4th FPC102 are corresponding to be arranged, in the present embodiment, the 3rd FPC101 and the 4th FPC102 are mirror image setting, the 3rd FPC101 and the 4th FPC102 are symmetrical arranged with respect to soft dress articles 5, the one FPC1 and the 2nd FPC8 are corresponding to be arranged, in the present embodiment, the one FPC1 and the 2nd FPC8 are mirror image setting, a FPC1 and the 2nd FPC8 are symmetrical arranged with respect to soft dress articles 5.In the present embodiment, the width of the one FPC1 and the 2nd FPC8 is wider than the 3rd FPC101 and the 4th FPC102, the crimping solder joint 10 on a FPC1 and the 2nd FPC8 is arranged on the 3rd FPC101 and the 4th FPC102 outside, crimping solder joint 10 on the one FPC1 and the 2nd FPC8 welds together at the 3rd FPC101 and the 4th FPC102 outside, forms a circuit coil.In the present embodiment, be provided with the 4th insulating paper 302 being provided with between a FPC1 and the 3rd FPC101 between the 3rd insulating paper 301, the four FPC102 and the 2nd FPC8, insulating between two-layer FPC.
The method for making of the present embodiment and embodiment mono-are basic identical, repeat no more herein.
Voltage transformer (VT) in the present invention can curling multi-turn, form multiple circles voltage transformer (VT) (please refer to accompanying drawing 10), or arrange be irregularly shaped, form special-shaped voltage transformer (VT) (please refer to accompanying drawing 11), or arrange roundedly, form circular voltage transformer (VT) (please refer to accompanying drawing 12).
In the present embodiment, high permeability material can adopt high magnetic conduction powder, by strip make into bag-shapedly, high permeability material is sealed wherein.
The invention provides a kind of frame mode of soft deformable, its take up room little, use flexibly, applicable situation is wide in range, solve conventional voltage transformer (VT) body fix, large and cause use time flexibility ratio inadequate problem; The present invention is upper at flexible circuit material (FPC), and the distribution density between customizable copper cash thickness, copper cash trend, copper cash, substitutes coiling copper coil, and solution coiling is inhomogeneous, and the inconsistent problem of elasticity has improved precision and the consistency of performance of product.
Claims (10)
1. a high-accuracy soft voltage transformer (VT), it is characterized in that: described voltage transformer (VT) comprises the first circuit, the second circuit, tertiary circuit, the 4th circuit and soft dress article, soft dress bar is provided with locating slot, the first circuit, the second circuit, tertiary circuit, the 4th circuit is separately positioned in mounting groove, the first circuit and tertiary circuit are symmetrical arranged with respect to soft dress bar, the second circuit and the 4th circuit are symmetrical arranged with respect to soft dress article, the first circuit, the second circuit, tertiary circuit, the 4th circuit is the copper cash that is arranged on the inclination on FPC, on FPC medial surface, be respectively equipped with crimping solder joint corresponding to copper cash two ends, crimping solder joint is connected with corresponding copper cash, together with the first circuit is crimped on the crimping solder joint on the second circuit, make the copper cash on the first circuit and the second circuit form a circuit coil, together with tertiary circuit is crimped on the crimping solder joint on the 4th circuit, make the copper cash on tertiary circuit and the 4th circuit form a circuit coil, the first circuit and tertiary circuit termination are respectively equipped with one and enter line interface, the second circuit and the 4th circuit termination are respectively equipped with one and go out line interface.
2. high-accuracy soft voltage transformer (VT) according to claim 1, it is characterized in that: the first described circuit is arranged on a FPC, the second circuit is arranged on the 2nd FPC, tertiary circuit is arranged on the 3rd FPC, the 4th circuit is arranged on the 4th FPC, the one FPC and the 3rd FPC are arranged side by side, and the 2nd FPC and the 4th FPC are arranged side by side.
3. high-accuracy soft voltage transformer (VT) according to claim 2, it is characterized in that: a described FPC and the 3rd FPC below are provided with the first Alperm article, the 2nd FPC and the 4th FPC top are provided with the second Alperm article, and the first Alperm bar and the second Alperm bar outside are enclosed with insulating paper.
4. high-accuracy soft voltage transformer (VT) according to claim 1, it is characterized in that: the first described circuit and the second circuit are separately positioned on a FPC, the one FPC is provided with the first relatively independent line areas and the second line areas, it is upper that tertiary circuit and the 4th circuit are separately positioned on the 2nd FPC, and the 2nd FPC is provided with relatively independent tertiary circuit district and the 4th line areas.
5. high-accuracy soft voltage transformer (VT) according to claim 4, it is characterized in that: a described FPC below is provided with the first Alperm article, the 2nd FPC top is provided with the second Alperm article, and the first Alperm bar and the second Alperm bar outside are enclosed with insulating paper.
6. high-accuracy soft voltage transformer (VT) according to claim 1, it is characterized in that: the first described circuit is arranged on a FPC, the second circuit is arranged on the 2nd FPC, tertiary circuit is arranged on the 3rd FPC, the 4th circuit is arranged on the 4th FPC, the one FPC and the stacked setting of the 3rd FPC, the one FPC is arranged on the 3rd FPC top, the 2nd FPC and the stacked setting of the 4th FPC, the 2nd FPC is arranged on the 4th FPC below, the width of the one FPC is wider than the width of the 3rd FPC, the width of the 2nd FPC is wider than the width of the 4th FPC, between the one FPC and the 3rd FPC, be provided with insulating paper, between the 2nd FPC and the 4th FPC, be provided with insulating paper.
7. high-accuracy soft voltage transformer (VT) according to claim 6, it is characterized in that: the 3rd described FPC below is provided with the first Alperm article, the 4th FPC top is provided with the second Alperm article, and the first Alperm bar and the second Alperm bar outside are enclosed with insulating paper.
8. according to the high-accuracy soft voltage transformer (VT) described in any one in claim 1 to 7, it is characterized in that: on described soft dress bar, have pilot hole, in pilot hole, be provided with the locating pin for each layer of assembled material positioned.
9. the method for making of high-accuracy soft voltage transformer (VT) as claimed in any of claims 1 to 8 in one of claims, it is characterized in that: described method is on FPC, to customize the copper cash tilting as circuit, the link tester of upper and lower two-layer FPC is crossed to crimping solder joint to be welded together, form a circuit coil, by customization copper cash thickness, move towards mode, it is the vergence direction of copper cash, spacing between copper cash, adjust the number of turn of copper cash and by the ability of electric current, to meet the needs of different parameters by the mode of these three parameters.
10. method for making according to claim 9, is characterized in that: described method comprises the steps:
A, get the raw materials ready: prepare to be attached with the FPC of the first circuit, the second circuit, tertiary circuit and the 4th circuit, and the first Alperm bar, insulating paper, locating pin, soft dress bar and the second Alperm bar;
B, coated: adopt insulating paper to superscribe the first Alperm bar and the second Alperm bar;
C, assembling: FPC, the first Alperm article, insulating paper, the second Alperm article and the 2nd FPC are cascading in the locating slot of soft dress article;
D, pressing: by hot pressing mode, the crimping solder joint on the first circuit and tertiary circuit is welded, form a circuit coil, by hot pressing mode, the crimping solder joint on the second circuit and the 4th circuit is welded, form another circuit coil;
E, moulding: by curling the strip material of the making voltage transformer (VT) that is required form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410040937.1A CN103809004B (en) | 2014-01-27 | 2014-01-27 | A kind of high-accuracy soft voltage transformer (VT) and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410040937.1A CN103809004B (en) | 2014-01-27 | 2014-01-27 | A kind of high-accuracy soft voltage transformer (VT) and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103809004A true CN103809004A (en) | 2014-05-21 |
| CN103809004B CN103809004B (en) | 2016-04-06 |
Family
ID=50706075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410040937.1A Active CN103809004B (en) | 2014-01-27 | 2014-01-27 | A kind of high-accuracy soft voltage transformer (VT) and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103809004B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19740428C2 (en) * | 1997-09-10 | 2001-03-08 | Siemens Ag | Annular coil with circular winding cross-section and process for its production |
| CN202258626U (en) * | 2011-09-30 | 2012-05-30 | 河南电力试验研究院 | Novel combined PCB Rogowski coil |
| CN202749218U (en) * | 2012-09-24 | 2013-02-20 | 哈尔滨理工大学 | Current transformer based on PCB (printed circuit board)-type Rogowski coil |
| CN202796412U (en) * | 2012-07-03 | 2013-03-13 | 深圳市创银科技股份有限公司 | Flexibility coil current transformer |
-
2014
- 2014-01-27 CN CN201410040937.1A patent/CN103809004B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19740428C2 (en) * | 1997-09-10 | 2001-03-08 | Siemens Ag | Annular coil with circular winding cross-section and process for its production |
| CN202258626U (en) * | 2011-09-30 | 2012-05-30 | 河南电力试验研究院 | Novel combined PCB Rogowski coil |
| CN202796412U (en) * | 2012-07-03 | 2013-03-13 | 深圳市创银科技股份有限公司 | Flexibility coil current transformer |
| CN202749218U (en) * | 2012-09-24 | 2013-02-20 | 哈尔滨理工大学 | Current transformer based on PCB (printed circuit board)-type Rogowski coil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103809004B (en) | 2016-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111771251B (en) | Wireless charging coil | |
| TWI665689B (en) | A wireless charging coil and a method thereof | |
| CN204497002U (en) | Laminate-type inductor element and communicator | |
| US8378777B2 (en) | Magnetic electrical device | |
| US7071807B1 (en) | Laminated windings for matrix transformers and terminations therefor | |
| US20090108976A1 (en) | Transformer bobbin with isolation wind | |
| CN103474201A (en) | Pulse transformer and manufacturing method thereof | |
| JP2009076610A (en) | Magnetic component | |
| CN101834055B (en) | Electronic device and choke | |
| CN105575588B (en) | Surface mounting inductor and the method for manufacturing surface mounting inductor | |
| TW201530575A (en) | Insulation planar inductive device and methods of manufacture and use | |
| CN103887051B (en) | High-accuracy soft current transformer that a kind of performance is consistent and preparation method thereof | |
| CN107123519A (en) | The manufacture method of coil component and coil component | |
| CN103809004A (en) | High-precision flexible voltage transformer and manufacturing method thereof | |
| CN204204609U (en) | Transformer device structure | |
| CN203774058U (en) | Planar coil assembly, planar coil module and planar transformer | |
| JP2003173917A (en) | Coil component and its manufacturing method | |
| CN103929001A (en) | Coil Wire For Rotating Electric Machine And Coil Body | |
| CN209374221U (en) | Sustainable formula packaging and package assembling | |
| KR200279789Y1 (en) | Choke coil | |
| CN202855518U (en) | Transformer device | |
| CN203521104U (en) | Thin combined inductor structure | |
| CN204242777U (en) | Inductance element | |
| TWI705465B (en) | Magnetic coil modules | |
| CN109926517B (en) | Radial capacitor forming method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200908 Address after: 518106 301, building 126, 7th Industrial Zone, mashantou community, Matian street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Shenzhen flexible magnetoelectric Technology Co., Ltd Address before: 518000 Shenzhen, Guangdong Province, Baoan District Province, Xixiang big benefit Plaza 1, 5, 7D Patentee before: Dong Youyun |