CN101630576A - Transformer - Google Patents
Transformer Download PDFInfo
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- CN101630576A CN101630576A CN200910000121A CN200910000121A CN101630576A CN 101630576 A CN101630576 A CN 101630576A CN 200910000121 A CN200910000121 A CN 200910000121A CN 200910000121 A CN200910000121 A CN 200910000121A CN 101630576 A CN101630576 A CN 101630576A
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Abstract
The invention relates to a transformer, which comprises a bobbin bracket unit, a primary coil, a first secondary coil and an iron core unit, wherein the bobbin bracket unit comprises a primary coil rack and a first secondary coil rack; the primary coil rack is provided with a coiling part and a secondary outer cover; the primary coil is wound on the coiling part; the secondary coil is wound on the secondary coil rack; the secondary outer cover covers the secondary coil rack; the iron core unit comprises a first iron core and a second iron core; the first iron core is provided with a pillar, two side columns extending towards the second iron core from both opposite ends of the pillar and a first magnetism regulating end part extending towards the second iron core from the pillar; the magnetism regulating end part and the second iron core form an air gap; the second iron core is inserted into the secondary coil rack; and the iron cores form a magnetic path for connecting coils. The primary coil rack and the secondary coil rack are separately manufactured by the transformer and are combined in an assembly mode and are separately adjusted according to the electrical requirement of the transformer, thereby reducing the cost of mould modification and research and development and manufacture.
Description
Technical field
The present invention relates to a kind of transformer, particularly relate to and a kind ofly take first side winding and secondary side winding apart making, therefore can change transformer by adjusting the iron core mechanism size and leak flux, and then the load impedance that influences transformer mates, and reach the optimized effect of power transfer, not only the efficient of transformer can be effectively promoted, and the transformer of transformer manufacturing cost can be reduced.
Background technology
In transformer in the past, in order to make its power transfer optimization, must change the number of turn and the line footpath of primary coil and secondary coil, therefore manufacturer must produce the mould of various sizes, and produce various bobbin by these moulds, adjust suitable power transfer or impedance matching.
In mode in the past, the primary coil frame normally is produced on the secondary coil frame, therefore when transformer can't be adjusted to suitable electrical characteristic, must revise a lot of molds, for example coil holder mould, iron core die etc.
Therefore, in order to produce various bobbin, manufacturer must be used for the making of mould by the quite high cost of ancillary cost, thereby has increased the required cost that expends when producing greatly.
This shows that above-mentioned existing transformer obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of transformer of new structure, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
The objective of the invention is to, overcome the defective that existing transformer exists, and provide a kind of transformer of new structure, technical problem to be solved provides a kind ofly separates making with primary coil frame and secondary coil frame, and made up with assembling mode, and can separately adjust according to the electric demand of transformer, and then reduce the transformer that manufacturing cost was revised and researched and developed to mould, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of transformer according to the present invention's proposition, comprise: a drum stand unit, a primary coil, one first secondary coil and an iron core unit, this drum stand unit comprises a primary coil frame and first level bobbin, this primary coil frame has a winding section and a secondary enclosing cover, this primary coil is the winding section that is set around this primary coil frame, this first secondary coil is to be set around this first level bobbin, this secondary enclosing cover is to be covered on this first secondary coil and this first level bobbin surface, and this iron core unit comprises one first iron core and one second iron core; Wherein: this first iron core has a pilum, two lateral columns that extend to this second iron core from these pilum two end opposite, and one extended and first magnetism regulating end part between described lateral column to this second iron core from this pilum, form an air gap between this first magnetism regulating end part and this second iron core, this second iron core is arranged in this first level bobbin, and described iron core forms a flux path that connects described coil.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, aforesaid transformer, wherein said first magnetism regulating end part is adjacent with one of them lateral column.
Preferably, aforesaid transformer, wherein said first iron core also have one from the outward extending L type post of this pilum side, form an air gap between a L type post and this second iron core.
Preferably, aforesaid transformer, wherein said transformer also comprises a second subprime coil, this drum stand unit also comprises one, the second subprime bobbin, this second subprime coil is to be set around this second subprime bobbin, this first iron core also has one from outward extending the 2nd L type post of this pilum side, and second magnetism regulating end part that is formed between the 2nd L type post and the close lateral column of the 2nd L type post, form an air gap between this second magnetism regulating end part and this second iron core, this second iron core be arranged in simultaneously this first, in the second subprime bobbin.
Preferably, aforesaid transformer, wherein said transformer also comprises a second subprime coil, this drum stand unit also comprises a second subprime bobbin, this second subprime coil is to be set around this second subprime bobbin, and this first iron core also has an extending column that extends and contact with this second iron core to this second iron core from this first magnetism regulating end part end.
Preferably, aforesaid transformer, wherein said first level bobbin has a body, two elementary pins that are arranged at the same side of this body, and two secondary pins that are arranged at these body two opposition sides respectively, this primary coil be from one of them elementary pin around after be set around this winding section, at last around finishing to another elementary pin, this first secondary coil be from one of them secondary pin around after be set around this body, at last around finishing to another secondary pin.
Preferably, aforesaid transformer, the sectional area of described one of them lateral column of lateral column be less than the sectional area of itself and this pilum contact-making surface, and be not less than the sectional area of this second iron core.
By technique scheme, transformer of the present invention has following advantage and beneficial effect at least: because this primary coil frame and this first level bobbin are independent structures separately, so when its power transfer optimization is desired to make by manufacturer, only need to change the number of turn and the line footpath of this primary coil, the mould of producing various sizes then is in order to produce corresponding primary coil frame, promptly can arrange in pairs or groups this primary coil uses, do not need to make can be simultaneously in order to producing the mould of this primary coil frame and this first level bobbin, and the required cost that expends can reduce the manufacturing bobbin greatly the time.
In sum, the present invention separates making with primary coil frame and secondary coil frame, and is made up with assembling mode, and can separately adjust according to the electric demand of transformer, and then can reduce the cost that mould is revised and research and development are made, and is very suitable for practicality.The present invention has obvious improvement technically, and has tangible good effect, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is an exploded perspective view of transformer first preferred embodiment of the present invention.
Fig. 2 is a combining structure stereogram of this first preferred embodiment.
Fig. 3 is another combining structure stereogram of this first preferred embodiment, and the structure of an iron core unit is described.
Fig. 4 is a stereo bottom view of this first preferred embodiment.
Fig. 5 is a combining structure stereogram of transformer second preferred embodiment of the present invention, and the structure of an iron core unit is described.
Fig. 6 is another combining structure stereogram of transformer the 3rd preferred embodiment of the present invention, and the structure of an iron core unit is described.
Fig. 7 is a combining structure stereogram of transformer first preferred embodiment of the present invention, and the state that replaces a primary coil frame with an adhesive tape is described.
Fig. 8 is a combining structure stereogram of transformer the 4th preferred embodiment of the present invention, and the state of still unassembled this primary coil frame is described.
Fig. 9 is another combining structure stereogram of transformer the 4th preferred embodiment of the present invention, and the structure of an iron core unit is described.
Figure 10 is the another combining structure stereogram of transformer the 4th preferred embodiment of the present invention.
Figure 11 is a combining structure stereogram of transformer the 5th preferred embodiment of the present invention, and the state of still unassembled this primary coil frame is described.
Figure 12 is another combining structure stereogram of transformer the 5th preferred embodiment of the present invention, and the structure of an iron core unit is described.
Figure 13 is the another combining structure stereogram of transformer the 5th preferred embodiment of the present invention.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of transformer, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can clearly present in the following detailed description that cooperates with reference to graphic preferred embodiment.Before the present invention is described in detail, be noted that in the following description content similar elements is to represent with identical numbering.
See also Fig. 1, Fig. 2, shown in Figure 3, Fig. 1 is the exploded perspective view of first preferred embodiment of transformer of the present invention, and Fig. 2 is the combining structure stereogram, and Fig. 3 is the stereogram of another combining structure, and the structure of an iron core unit is described.The transformer of the present invention's first preferred embodiment comprises a drum stand unit 1, a primary coil 2, one first secondary coil 3 and an iron core unit 4.
Above-mentioned drum stand unit 1, it comprises a primary coil frame 11, and one first level bobbin 12; This primary coil frame 11 has a winding section 111 and a level enclosing cover 112.
Above-mentioned primary coil 2 is the winding sections 111 that are set around this primary coil frame 11.
The first above-mentioned secondary coil 3 is to be set around this first level bobbin 12.This secondary enclosing cover 112 is to be covered on this first secondary coil 3 and these first level bobbin 12 surface.
Above-mentioned iron core unit 4 comprises one first iron core 41 and one second iron core 42.
This first iron core 41 has the lateral column 412 that a pilum 411, two extends to this second iron core 42 from 411 liang of end opposite of this pilum, and one extends and first magnetism regulating end part 413 between described lateral column 412 to this second iron core 42 from this pilum 411.Form an air gap 100 between this first magnetism regulating end part 413 and this second iron core 42.
This second iron core 42 is arranged in this first level bobbin 12.Described iron core 41,42 forms the flux path of the described coil 2,3 of a connection.
When reality is made, change the size of this air gap 100 by the length that changes this first magnetism regulating end part 413, and then the magnetic flux (promptly adjusting leadage coefficient) that control leaks out from flux path makes the transfer of power reach optimization to reach impedance matching.
In addition, this first iron core 41 can move along a horizontal direction x with respect to this second iron core 42, by the change of magnetic resistance condition, to reach symmetry, makes the power transfer symmetry on electric with this magnetic flux of adjusting the right and left simultaneously.
It should be noted that in the present embodiment the sectional area 401 of the sectional area 400 of a lateral column 412 wherein less than itself and this pilum 411 contact-making surfaces, and greater than the sectional area 402 of this second iron core 42.But the sectional area 400 of this lateral column 412 also can equal the sectional area 402 of this second iron core 42, not as limit.
See also Fig. 1, shown in Figure 4, Fig. 4 is a stereo bottom view of this first preferred embodiment.This first level bobbin 12 has the elementary pin 122 that a body 121, two is arranged at these body 121 same sides, and the two secondary pins 123 that are arranged at 121 liang of opposition sides of this body respectively.This primary coil 2 be from an elementary pin 122 wherein around after be set around this winding section 111, at last around finishing to another elementary pin 122.This first secondary coil 3 be from level pin 123 wherein around after be set around this body 121, at last around finishing to another secondary pin 123.Therefore, in the present embodiment, this primary coil 2 and this first secondary coil 3 all be from this first level bobbin 12 around and end at this first level bobbin 12.
Seeing also shown in Figure 5ly, is a combining structure stereogram of transformer second preferred embodiment of the present invention, and the structure of an iron core unit is described.Second preferred embodiment of transformer of the present invention is roughly identical with above-mentioned first preferred embodiment, and its difference is that first magnetism regulating end part 413 of this first iron core 41 is with wherein a lateral column 412 is adjacent, forms the bigger leakage field district 200 of a scope.
Seeing also shown in Figure 6ly, is another combining structure stereogram of transformer the 3rd preferred embodiment of the present invention, and the structure of an iron core unit is described.The 3rd preferred embodiment of transformer of the present invention is roughly identical with this second preferred embodiment, and its difference is that this first iron core 41 also has one from the outward extending L type post 414 of these pilum 411 sides.Form an air gap 100 between the one L type post 414 and this second iron core 42.
It should be noted that to see also Fig. 1, shown in Figure 7 that Fig. 7 is a combining structure stereogram of transformer first preferred embodiment of the present invention, and the state that replaces a primary coil frame with an adhesive tape is described.In above-mentioned preferred embodiment, this primary coil frame 11 can replace with an adhesive tape 300.Earlier this adhesive tape 300 is set around these first iron core, 41 surfaces so that the electric insulation effect to be provided, again this primary coil 2 is set around this adhesive tape 300 surfaces.
See also Fig. 8, Fig. 9, shown in Figure 10, Fig. 8 is a combining structure stereogram of transformer the 4th preferred embodiment of the present invention, and the state of still unassembled this primary coil frame is described.Fig. 9 is another combining structure stereogram of transformer the 4th preferred embodiment of the present invention, and the structure of an iron core unit is described.Figure 10 is the another combining structure stereogram of transformer the 4th preferred embodiment of the present invention.The 4th preferred embodiment of transformer of the present invention is roughly identical with this first preferred embodiment, and its difference is that present embodiment also comprises a second subprime coil 5.This drum stand unit 1 also comprises a second subprime bobbin 13.This second subprime coil 5 is to be set around this second subprime bobbin 13.This first iron core 41 also has one from outward extending the 2nd L type post 415 of these pilum 411 sides, and second magnetism regulating end part 416 that is formed between the 2nd L type post 415 and the close lateral column 412 of the 2nd L type post 415.Form an air gap 100 between this second magnetism regulating end part 416 and this second iron core 42.This second iron core 42 is to be arranged in simultaneously in this first, second secondary coil frame 12,13.Described iron core 41,42 forms the flux path of the described coil 2,3,5 of a connection.
And, this primary coil frame 11 can move along a fore-and-aft direction y with respect to described secondary coil frame 12,13, change the distance of this primary coil 2 and described secondary coil 3,5 whereby, and then the magnetic flux (promptly adjusting leadage coefficient) that control leaks out from flux path can make the transfer of power reach optimization to reach impedance matching.
See also Figure 11, Figure 12, shown in Figure 13, Figure 11 is a combining structure stereogram of the 5th preferred embodiment of transformer of the present invention, and the state of still unassembled this primary coil frame is described.Figure 12 is another combining structure stereogram of transformer the 5th preferred embodiment of the present invention, and the structure of an iron core unit is described.Figure 13 is the another combining structure stereogram of transformer the 5th preferred embodiment of the present invention.The 5th preferred embodiment of transformer of the present invention is roughly identical with this first preferred embodiment, and its difference is that present embodiment also comprises a second subprime coil 5.This drum stand unit 1 also comprises a second subprime bobbin 13.This second subprime coil 5 is to be set around this second subprime bobbin 13.This first iron core 41 also has an extending column 417 that extends and contact with this second iron core 42 to this second iron core 42 from these first magnetism regulating end part, 413 ends.Wherein, this air gap 100 is divided into two parts by this extending column 417.Described iron core 41,42 forms the flux path of the described coil 2,3,5 of a connection.
In sum, because this primary coil frame 11 and described secondary coil frame 12,13 are independent structures separately, so when its power transfer optimization is desired to make by manufacturer, only need to change the number of turn and the line footpath of this primary coil 2, the mould of producing various sizes then is in order to produce corresponding primary coil frame 11, this primary coil 2 of can arranging in pairs or groups uses, not needing to make can be simultaneously in order to produce this primary coil frame 11 and described secondary coil frame 12,13 mould, so reduced the required cost that expends when making bobbin greatly, so can reach purpose of the present invention really.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (7)
1, a kind of transformer, comprise: a drum stand unit, a primary coil, one first secondary coil and an iron core unit, this drum stand unit comprises a primary coil frame and first level bobbin, this primary coil frame has a winding section and a secondary enclosing cover, this primary coil is the winding section that is set around this primary coil frame, this first secondary coil is to be set around this first level bobbin, this secondary enclosing cover is to be covered on this first secondary coil and this first level bobbin surface, and this iron core unit comprises one first iron core and one second iron core; It is characterized in that:
This first iron core has a pilum, two lateral columns that extend to this second iron core from these pilum two end opposite, and one extended and first magnetism regulating end part between described lateral column to this second iron core from this pilum, form an air gap between this first magnetism regulating end part and this second iron core, this second iron core is arranged in this first level bobbin, and described iron core forms a flux path that connects described coil.
2, transformer as claimed in claim 1 is characterized in that wherein said first magnetism regulating end part is adjacent with one of them lateral column.
3, transformer as claimed in claim 2 is characterized in that wherein said first iron core also has one from the outward extending L type post of this pilum side, forms an air gap between a L type post and this second iron core.
4, transformer as claimed in claim 1, it is characterized in that wherein said transformer also comprises a second subprime coil, this drum stand unit also comprises a second subprime bobbin, this second subprime coil is to be set around this second subprime bobbin, this first iron core also has one from outward extending the 2nd L type post of this pilum side, and second magnetism regulating end part that is formed between the 2nd L type post and the close lateral column of the 2nd L type post, form an air gap between this second magnetism regulating end part and this second iron core, this second iron core be arranged in simultaneously this first, in the second subprime bobbin.
5, transformer as claimed in claim 1, it is characterized in that wherein said transformer also comprises a second subprime coil, this drum stand unit also comprises a second subprime bobbin, this second subprime coil is to be set around this second subprime bobbin, and this first iron core also has an extending column that extends and contact with this second iron core to this second iron core from this first magnetism regulating end part end.
6, transformer as claimed in claim 1, it is characterized in that wherein said first level bobbin has a body, two elementary pins that are arranged at the same side of this body, and two secondary pins that are arranged at these body two opposition sides respectively, this primary coil be from one of them elementary pin around after be set around this winding section, at last around finishing to another elementary pin, this first secondary coil be from one of them secondary pin around after be set around this body, at last around finishing to another secondary pin.
7, transformer as claimed in claim 1, the sectional area that it is characterized in that described one of them lateral column of lateral column be less than the sectional area of itself and this pilum contact-making surface, and be not less than the sectional area of this second iron core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910000121A CN101630576A (en) | 2009-01-07 | 2009-01-07 | Transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910000121A CN101630576A (en) | 2009-01-07 | 2009-01-07 | Transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101630576A true CN101630576A (en) | 2010-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910000121A Pending CN101630576A (en) | 2009-01-07 | 2009-01-07 | Transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101630576A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104835629A (en) * | 2014-02-12 | 2015-08-12 | 西门子公司 | High-Voltage Transformer Apparatus with Adjustable Leakage, application thereof and converter circuit |
-
2009
- 2009-01-07 CN CN200910000121A patent/CN101630576A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104835629A (en) * | 2014-02-12 | 2015-08-12 | 西门子公司 | High-Voltage Transformer Apparatus with Adjustable Leakage, application thereof and converter circuit |
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Effective date of abandoning: 20100120 |
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