CN103903835B - A kind of transformator - Google Patents
A kind of transformator Download PDFInfo
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- CN103903835B CN103903835B CN201410152893.1A CN201410152893A CN103903835B CN 103903835 B CN103903835 B CN 103903835B CN 201410152893 A CN201410152893 A CN 201410152893A CN 103903835 B CN103903835 B CN 103903835B
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Abstract
The invention discloses a kind of transformator, including the first magnetic core, the second magnetic core, at least two layers of wiring plate and coil, wherein: on described at least two layers of wiring plate, be provided with at least one pair of magnetic core through hole, every pair of magnetic core through hole includes: the first magnetic core through hole and the second magnetic core through hole;Described first magnetic core and described second magnetic core can form closed magnetic circuit, and described closed magnetic circuit is through described first magnetic core through hole and described second magnetic core through hole;Every a pair magnetic core through hole surrounding that described coil is fixed on each layer of wiring plate, is used for forming at least one armature winding and at least one secondary windings;The present invention facilitates implementation the wire winding of automatization, improves formation efficiency.
Description
Technical field
The present invention relates to transformer technology field, a kind of transformator.
Background technology
Transformator be the principle utilizing electromagnetic induction to change the device of alternating voltage, generally comprise ring type magnetic
Core, coil and pedestal.Wherein, coil is wrapped on ring type magnetic core, is used for forming at least one primary
Winding and a secondary windings;Ring type magnetic core is arranged on pedestal.
But, owing to ring type magnetic core is closing structure, therefore, existing transformator also is unfavorable for using certainly
The wire winding of dynamicization, in particular for for the ring type magnetic core that endoporus is less, needs manpower craft threading,
Production efficiency is low.
Summary of the invention
In view of this, the present invention provides a kind of transformator, to solve transformator of the prior art employing ring
Formula magnetic core, is unfavorable for using the technical problem of the wire winding of automatization.
For achieving the above object, the present invention provides following technical scheme:
A kind of transformator, including the first magnetic core, the second magnetic core, at least two layers of wiring plate and coil, its
In:
Being provided with at least one pair of magnetic core through hole on described at least two layers of wiring plate, every pair of magnetic core through hole includes:
First magnetic core through hole and the second magnetic core through hole;
Described first magnetic core and described second magnetic core can form closed magnetic circuit, described closed magnetic circuit through
Described first magnetic core through hole and described second magnetic core through hole;
Every a pair magnetic core through hole surrounding that described coil is fixed on each layer of wiring plate, for being formed at least
One armature winding and at least one secondary windings.
Preferably, described first magnetic core is U-shaped magnetic core, and described second magnetic core is I type magnetic core;Wherein,
Described U-shaped magnetic core and described I type magnetic core can form closed magnetic circuit;
Described closed magnetic circuit through described first magnetic core through hole and described second magnetic core through hole, particularly as follows:
Described U-shaped magnetic core is through described first magnetic core through hole and described second magnetic core through hole, described I type
Magnetic core contacts with two open magnetic core faces of described U-shaped magnetic core.
Preferably, described first magnetic core and described second magnetic core are U-shaped magnetic core;Wherein, described in two
U-shaped magnetic core can form closed magnetic circuit;
Described closed magnetic circuit through described first magnetic core through hole and described second magnetic core through hole, particularly as follows:
Described first magnetic core hole and described second magnetic core hole are passed through in the open magnetic core face of two described U-shaped magnetic cores
Contact.
Preferably, described armature winding and described secondary windings are the most at least formed by a pair coil;Wherein,
When difference forms same armature winding or same secondary windings to coil, described difference is fixing to coil
Coil in same a pair magnetic core through hole surrounding of various wirings plate;
The pair of coil include being fixed on same wiring plate the first coil of every pair of magnetic core through hole surrounding with
And the second coil being connected with described first coil, wherein, described first coil is fixed with spiraling manner
Surrounding at described first magnetic core through hole;Described second coil is fixed on described second magnetic with spiraling manner
The surrounding of core through hole.
Preferably, when described armature winding and/or described secondary windings are formed by least two pairs of coils, institute
State and on wiring plate, be additionally provided with threading via hole;
Wherein, the difference forming same armature winding and/or same secondary windings it is used for coil by described
Threading via hole is connected.
Preferably, the difference being used for being formed same armature winding and/or same secondary windings is positioned at phase to coil
On the various wirings plate at interval.
Preferably, described transformator also includes top layer connecting plate and top layer connecting plate, described top layer connecting plate
The upper surface of at least two layers of wiring plate described in being positioned at, described bottom connecting plate be positioned at described at least two layers of wiring
The lower surface of plate;Threading via hole also it is provided with on described at least two layers of wiring plate;
Wherein, described top layer connecting plate and described bottom connecting plate are provided with and described at least two layers of cloth
The magnetic core through hole that line plate is identical;
Primary pad it is provided with on described top layer connecting plate and/or described bottom connecting plate;
Secondary pad it is provided with on described top layer connecting plate and/or described bottom connecting plate;
Wherein, it is provided with on the connecting plate of primary pad and/or described secondary pad and is additionally provided with threading via hole;
Wherein, two line ends of described armature winding respectively by described threading via hole from different described at the beginning of
Level pad is connected;
Two line ends of described secondary windings are respectively by described threading via hole and different described secondary pads
It is connected.
Preferably, also include that base, described at least two layers of wiring plate are arranged on described base.
Preferably, described base is plug-in unit encapsulation base plate or paster encapsulation base plate.
Understand via above-mentioned technical scheme, compared with prior art, present disclosure provides a kind of change
Depressor, including the first magnetic core, the second magnetic core, at least two layers of wiring plate and coil, wherein, at least two
It is provided with at least one pair of magnetic core through hole on layer wiring plate, and the first magnetic core and described second magnetic core can be formed
Closed magnetic circuit, can through described first magnetic core through hole and described second magnetic core through hole, it is therefore not necessary to
Use ring type magnetic core, and owing to coil can be directly anchored to every a pair of each layer of wiring plate by the present invention
Magnetic core through hole surrounding, therefore, it is simple to realize the wire winding of automatization, improve formation efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only embodiments of the invention, for those of ordinary skill in the art, not
On the premise of paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
The structural representation of an embodiment before a kind of transformator assembling that Fig. 1 provides for the present invention;
The structural representation of an embodiment after a kind of transformator assembling that Fig. 2 provides for the present invention;
The structural representation of another embodiment before a kind of transformator assembling that Fig. 3 provides for the present invention;
The structural representation of another embodiment after a kind of transformator assembling that Fig. 4 provides for the present invention;
The structural representation of one embodiment of a kind of 8 layers of wiring plate that Fig. 5 provides for the present invention;
A kind of armature winding that Fig. 6 provides for the present invention and the structural representation of an embodiment of secondary windings
Figure;
The structural representation of another embodiment of a kind of 8 layers of wiring plate that Fig. 7 provides for the present invention;
A kind of top layer connecting plate that Fig. 8 provides for the present invention and the structure of an embodiment of bottom connecting plate
Schematic diagram;
A kind of top layer connecting plate that Fig. 9 provides for the present invention and the knot of another embodiment of bottom connecting plate
Structure schematic diagram;
The structural representation of the another embodiment before a kind of transformator assembling that Figure 10 provides for the present invention;
The structural representation of the another embodiment after a kind of transformator assembling that Figure 11 provides for the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
The embodiment of the invention discloses a kind of transformator, Fig. 1 shows before the assembling of a kind of transformator
The structural representation of embodiment, the structure of an embodiment after Fig. 2 shows the assembling of a kind of transformator is shown
It is intended to;
In conjunction with Fig. 1 and Fig. 2, this transformator can include first magnetic core the 100, second magnetic core 200, at least
Two layers of wiring plate 300 and coil (not shown);
At least being provided with at least one pair of magnetic core through hole on two layers of wiring plate 300, every pair of magnetic core through hole all includes
First magnetic core through hole 301 and the second magnetic core through hole 302;
Wherein, the first magnetic core 100 and the second magnetic core 200 can form closed magnetic circuit, and this closed magnetic circuit passes through
It is through at the first magnetic core through hole 301 and the second magnetic core through hole 302 of every pair of magnetic core through hole.
It should be noted that during assembling, be by the first magnetic core and/or the second magnetic core being run through the
One magnetic core through hole and the second magnetic core, thus form closed magnetic circuit;And be not first to make the first magnetic core and
Two magnetic cores form closed magnetic circuits, then through in the first magnetic core through hole and the second magnetic core through hole.
Every a pair magnetic core through hole surrounding that coil is fixed on each layer of wiring plate, is used for forming at least one
Armature winding and at least one secondary windings.It is to say, every a pair magnetic core at each layer of wiring plate leads to
Being respectively and fixedly provided with coil on hole, this coil can form armature winding and secondary windings, and the number of plies of wiring plate
And the quantity of armature winding and secondary windings all can be set according to practical situation, the present invention is not
It is specifically limited.
Wherein, wiring plate can be pcb board.
It should be noted that, the concrete structure of the first magnetic core and the second magnetic core is not defined by the present invention,
In fig. 1 and 2, the first magnetic core is U-shaped magnetic core, and the second magnetic core is I type magnetic core, by Fig. 1 and Fig. 2
It can be seen that closed magnetic circuit is through the first magnetic core through hole and the second magnetic core through hole, it is specifically as follows:
U-shaped magnetic core 100 is through the first magnetic through hole 301 and the second magnetic core through hole 302, I type magnetic core 200
Contact with two open magnetic core faces of U-shaped magnetic core 100.Concrete, with glue, I type magnetic core can be fixed
On two open magnetic core faces of U-shaped magnetic core.
Wherein, the first magnetic core and the second magnetic core can also be U-shaped magnetic core, then, closed magnetic circuit runs through
In the first magnetic core through hole and the second magnetic core through hole, it is specifically as follows: the opening magnetic of two described U-shaped magnetic cores
Core face is contacted by described first magnetic core hole and described second magnetic core hole.Concrete, can be with glue by two
Two open magnetic core faces of individual U-shaped magnetic core are fixed.
Wherein, the shape of the first magnetic core through hole and the second magnetic core through hole and the first magnetic core and the second magnetic magnetic core institute
The shape of the cross section of the closing structure formed is suitable, and what the first magnetic core and the second magnetic magnetic core were formed
The shape of the cross section of closing structure can set according to practical situation, and the present invention is also not specifically limited.
As it is shown in figure 1, the cross section of the first magnetic core is square, accordingly, the first magnetic core through hole and the second magnetic core
The cross section of through hole is also square through hole.And if the cross section of the first magnetic core is circular, accordingly, first
The cross section of magnetic core through hole and the second magnetic core through hole is also circular.
In embodiments of the present invention, transformator includes the first magnetic core, the second magnetic core, at least two layers of wiring plate
And coil, wherein, at least on two layers of wiring plate, it is provided with at least one pair of magnetic core through hole, and the first magnetic core
Closed magnetic circuit can be formed with described second magnetic core, can be through described first magnetic core through hole and described
Two magnetic core through holes, it is therefore not necessary to use ring type magnetic core, and owing to coil can directly be fixed by the present invention
In every a pair magnetic core through hole surrounding of each layer of wiring plate, therefore, it is simple to realize the wire winding of automatization,
Improve formation efficiency.
It should be noted that be provided only with a pair magnetic core through hole on Fig. 1 and wiring plate illustrated in fig. 2,
But the present invention does not limit on wiring plate the quantity of set magnetic core through hole, it is also possible to be provided with 2 to, 3
To, 4 to etc.;As shown in Figure 3 and Figure 4, another embodiment before Fig. 3 is the assembling of a kind of transformator
Structural representation, Fig. 4 is the structural representation of another embodiment after the assembling of a kind of transformator.
In conjunction with Fig. 3 and Fig. 4, this transformator can include first magnetic core the 100, second magnetic core 200, at least
Two layers of wiring plate 300 and coil (not shown);
Wherein: at least on two layers of wiring plate 300, be provided with four pairs of magnetic core through holes, every pair of magnetic core through hole all wraps
Include the first magnetic core through hole 301 and the second magnetic core through hole 302;
First magnetic core 100 and the second magnetic core 200 can form closed magnetic circuit, every a pair magnetic core through hole 301
All run through and have corresponding closed magnetic circuit.
Every a pair magnetic core through hole surrounding that coil is fixed on each layer of wiring plate, is used for forming at least one
Armature winding and at least one secondary windings.
In embodiments of the present invention, armature winding and secondary windings are the most at least formed by a pair coil;Every pair
Coil includes first coil and the second coil being fixed on every pair of magnetic core through hole surrounding on same wiring plate;
First coil is to be spirally fixed on the surrounding of the first magnetic core through hole;Second coil is to be spirally fixed on
The surrounding of two magnetic core through holes;One end of first coil is connected with one end of the second coil, thus realizes electrically
Conducting.
Wherein, the number of turns of the first coil being fixed on each wiring plate and the number of turns of the second coil
To be set according to practical situation, the present invention is also not specifically limited.
It should be noted that the surrounding of every a pair magnetic core through hole of each layer of wiring plate is all wound with a pair line
Circle;And when armature winding is formed by least two pairs of coils, these at least two pairs of coils refer to from same
The coil of the magnetic core through hole surrounding that closed magnetic circuit is run through.It is to say, be only fixed on various wirings plate
The coil of same a pair magnetic core through hole surrounding could form same armature winding;
When secondary windings is formed by least two pairs of coils, these at least two pairs of coils refer to close from same
Close the coil of the magnetic core through hole surrounding that magnetic circuit is run through.It is to say, be only fixed on various wirings plate
Same secondary windings could be formed with the coil of a pair magnetic core through hole surrounding.
In embodiments of the present invention, when armature winding is formed by least two pairs of coils, wiring plate also sets
It is equipped with threading via hole;Wherein, it is positioned at same a pair magnetic core through hole four of various wirings plate due to these two pairs of coils
In week, therefore, coil when forming same armature winding, can be led to by difference by the threading on wiring plate
Hole is connected, thus realizes electrically conducting.
When secondary windings is formed by least two pairs of coils, wiring plate is additionally provided with threading via hole;Wherein,
Owing to these two pairs of coils are positioned at same a pair magnetic core through hole surrounding of various wirings plate, therefore, different to coil
When forming same secondary windings, can be connected by the threading via hole on wiring plate.
In embodiments of the present invention, in order to promote the coefficient of coup of transformator, the enhancing signal degree of coupling, use
In forming the difference of same armature winding and/or same secondary windings, coil be may be located at difference separately
On wiring plate.
In order to make it easy to understand, the present invention illustrates with an instantiation, in this example, transformator
Including the first magnetic core, the second magnetic core, 8 layers of wiring plate and coil.As it is shown in figure 5, be 8 layers of wiring plate
Structural representation;
8 layers of wiring plate are followed successively by from top to bottom: wiring plate 1, wiring plate 2, wiring plate 3, wiring plate 4,
Wiring plate 5, wiring plate 6, wiring plate 7 and wiring plate 8;
Wherein, each layer of wiring plate is provided with a pair magnetic core through hole, and this includes the first magnetic to magnetic core through hole
Core through hole 301 and the second magnetic core through hole 302;
Every a pair magnetic core through hole surrounding of each layer of wiring plate is respectively and fixedly provided with a pair coil, concrete, and first
Coil 401 is fixed on the surrounding of the first magnetic core through hole 301, and the second coil 402 is fixed on the second magnetic core and leads to
The surrounding in hole, and, one end of first coil is connected with one end of the second coil.
The first coil fixed on each layer of wiring plate and the spiral wiring direction of the second coil are contrary;
Illustrate as a example by wiring plate 1, when with spiral wrap coil, first, lead to around the first magnetic core
Hole, the most inside-out wiring N circle, then around the second magnetic core through hole with side counterclockwise
N circle is connected up to outside in.Wherein, the coil being wrapped in the first magnetic core through hole surrounding is first coil 401,
The coil being wrapped in the second magnetic core through hole surrounding is the second coil 402.Wherein, cloth coil number can be according to reality
Border situation is set, and the present invention does not do concrete restriction, such as, can connect up 3 circles.
Wiring direction is not defined by the present invention, in wiring plate 1, it is also possible to around the first magnetic
Core through hole, the most inside-out wiring N circle, then around the second magnetic core through hole with clockwise
Direction outside in connect up N circle.
Wherein, in this example, be fixed on 8 layers of wiring plate 8 pairs of corresponding coils can be formed to
A few armature winding and at least one secondary windings;And when armature winding and/or secondary windings are by least two
When coil is formed, wiring plate is also provided with threading via hole 303, is used for forming same armature winding
And/or coil is connected by the difference of same secondary windings by threading via hole 303.
It should be noted that in the wiring plate shown in Fig. 5, the threading on all wiring plates is not led to
Hole is labeled.
Such as, the coil being fixed on wiring plate 1, wiring plate 2, wiring plate 3 and wiring plate 4 is permissible
It is connected by threading via hole, for forming an armature winding;It is fixed on wiring plate 5, wiring plate 6, cloth
Coil on line plate 7, wiring plate 8 is connected by threading via hole, for forming a secondary windings.
Or, the coil being fixed on wiring plate 1 is for forming an armature winding;And it is fixed on wiring
Coil on plate 2, wiring plate 3 and wiring plate 4 can be connected by threading via hole, is used for forming another
Individual armature winding;The coil being fixed on wiring plate 5, for forming a secondary windings, is fixed on wiring
Coil on plate 6, wiring plate 7, wiring plate 8 is connected by threading via hole, is used for forming another secondary
Winding.
It should be noted that for the coefficient of coup promoting transformator, the enhancing signal degree of coupling, for shape
The difference becoming same armature winding and/or same secondary windings is positioned at various wirings plate separately to coil
On, see Fig. 6, it is shown that the structural representation of an embodiment of armature winding and secondary windings;Such as figure
Shown in 6, armature winding includes: armature winding 12 and armature winding 34;Secondary windings includes secondary windings
78 and secondary windings 56.
Wherein, armature winding 12 is formed by the coil being fixed on wiring plate 1 and wiring plate 3;
Armature winding 34 is formed by the coil being fixed on wiring plate 5 and wiring plate 7.
Secondary windings 78 is formed by the coil being fixed on wiring plate 2 and wiring plate 4;
Secondary windings 56 is formed by the coil being fixed on wiring plate 6 and wiring plate 8.
Illustrate as a example by wiring plate 1 and wiring plate 3 form armature winding 12, with helical winding
Time, first, around the first magnetic core through hole, spiral wiring N circle the most inside-out, then
Around the second magnetic core through hole with direction counterclockwise outside in spiral wiring N circle;Turned by threading via hole
On wiring plate 3, on wiring plate 3, around the second magnetic core through hole, the most inside-out
Spiral wiring N circle, the most again around the first magnetic core through hole, the most outside in spiral wiring
N encloses, thus forms armature winding 12.Wherein, the first magnetic of wiring plate 1 and wiring plate 3 it is wrapped in
The coil of core through hole surrounding is first coil 401, is wrapped in the second magnetic core of wiring plate 1 and wiring plate 3
The coil of through hole surrounding is the second coil 402;On the second coil on wiring plate 1 and wiring plate 3 the
Two circuits are connected.
Wherein, the number of turns of coil can be set according to practical situation, and the present invention does not do concrete limit
Fixed, such as coil can be 3 circles.The coil windings mode of other windings is similar with wire laying mode, i.e. goes up
After the coil windings of one layer of wiring plate, enter into next layer of cloth at interval of one layer by threading via hole
On line plate, the coil of two layers of wiring plate passes through electrically conducting, thus forms armature winding/or secondary windings.
Wherein, Fig. 7 is the structural representation of another embodiment of 8 layers of wiring plate, in the figure 7, often
Being provided with four pairs of magnetic core through holes on one layer of wiring plate, each magnetic core through hole surrounding is respectively and fixedly provided with a pair coil,
Wherein, the wire laying mode of the coil of specific embodiment and each wiring plate all can be found in examples detailed above,
In this not go into detail.
Can be directly mutual with external circuit at the embodiment of the present invention, the armature winding of transformator and secondary windings
Connection, and in order to improve the convenience of this transformator and external circuit interconnection, this transformator can also include top
Layer is protected and is connected and bottom connecting plate;
Wherein, top layer connecting plate and bottom connecting plate can be all pcb board.
Top layer protection board is positioned at the upper surface of at least two layers of wiring plate, and protective underlayer plate is positioned at least two layers of cloth
The lower surface of line plate;
Wherein, the upper surface of at least two layers of wiring plate refers to be positioned at the wiring plate of the superiors of all wiring plates
Upper surface;The lower surface of at least two wiring plate refers to be positioned at the undermost wiring plate of all wiring plates
Lower surface;And upper surface is the surface being fixed with coil on wiring plate, lower surface is not solid on wiring plate
Surely there is the surface of coil.
Top layer connecting plate leads to being provided with the magnetic core identical with at least two layers of wiring plate on bottom connecting plate
Hole, so that the first magnetic core and/or the second magnetic core can run through the first magnetic core through hole and the second magnetic core through hole,
Thus form closed magnetic circuit.
Wherein, top layer connecting plate is provided with the magnetic identical with at least two layers of wiring plate with on bottom connecting plate
Core through hole specifically refers to, the position of magnetic core through hole set by top layer connecting plate and bottom connecting plate, number
Amount and shape are all consistent with other wiring plates of transformator.
Being provided with primary pad on top layer protection board and/or protective underlayer plate, primary pad is used for connecting primary
The line end of winding;
Being provided with secondary pad on top layer protection board and/or protective underlayer plate, secondary pad is used for connecting secondary
The line end of winding.
Wherein, in order to by the line end of armature winding be arranged on top layer connecting plate and/or bottom connecting plate
Primary pad is connected, by the line end of secondary windings be arranged on top layer connecting plate and/or bottom connecting plate
Secondary pad is connected, and at least two layers of wiring plate of this transformator is also provided with threading via hole, Yi Jishe
It is equipped with on the protection board of primary pad and/or secondary pad and is additionally provided with threading via hole.
Wherein, two line ends of armature winding are connected from different primary pads by threading via hole respectively;
Two line ends of secondary windings are respectively by described threading via hole and different described secondary pad phases
Even.
It should be noted that an armature winding has two line ends, corresponding two primary pads;One
Secondary windings has two line ends, corresponding two secondary pads;In the present invention, the quantity of primary pad is big
In the twice of the quantity equal to armature winding, the quantity of secondary pad is more than or equal to the quantity of secondary windings
Twice.
In order to make it easy to understand, the present invention provides a kind of top layer connecting plate and an embodiment of secondary connecting plate
Structural representation, as shown in Figure 8, this top layer connecting plate is provided with the first magnetic core through hole 301 and
Second magnetic core through hole 302, threading via hole 303, primary pad 304 and secondary pad 305;On this top
4 primary pads, 4 secondary pads and 12 threading via holes it are provided with altogether on layer connecting plate.
The first magnetic core through hole 301 and the second magnetic core through hole 302, threading via hole it is provided with on bottom connecting plate
303, primary pad 304 and secondary pad 305, be provided with 4 primary on this bottom connecting plate altogether
Pad, 4 secondary pads and 12 threading via holes.
Wherein, primary pad can be provided only on top layer connecting plate or bottom connecting plate;Secondary pad can
To be provided only on top layer connecting plate or bottom connecting plate.
Two line ends of each armature winding can respectively by corresponding threading via hole and top layer connecting plate and/
Or the primary pad 304 arranged on bottom connecting plate is connected;
Two line segments of each secondary windings can respectively by corresponding threading via hole and top layer connecting plate and/
Or the secondary pad 305 arranged on bottom connecting plate is connected.
It should be noted that armature winding is connected with the primary pad being arranged on which connecting plate, permissible
Being set according to practical situation, the present invention is also specifically limited;Secondary windings is connected with which is arranged on
Secondary pad on plate is connected, it is also possible to be set according to practical situation, and the present invention does not the most do concrete limit
Fixed.
It should be noted that the concrete structure present invention of top layer connecting plate and bottom connecting plate not only limiting
In a kind of structure of Fig. 8, and primary pad, secondary pad and the position of threading via hole, quantity, shape
Shapes etc. all can be set according to practical situation.
See Fig. 9, a kind of top layer connecting plate provided for the present invention and another embodiment of bottom connecting plate
Structural representation;As it is shown in figure 9, be provided with on this top layer connecting plate the first magnetic core through hole 301 and
Second magnetic core through hole 302, threading via hole 303, primary pad 304 and secondary pad 305;On this top
Layer is provided with 4 pairs of magnetic core through holes on connecting altogether, corresponding 4 primary pads of every a pair magnetic core through hole, 4
Secondary pad and 12 threading via holes.
The first magnetic core through hole 301 and the second magnetic core through hole 302, threading via hole it is provided with on bottom connecting plate
303, primary pad 304 and secondary pad 305;On this bottom connects, it is provided with 4 pairs of magnetic cores altogether
Through hole, corresponding 4 the primary pads of every a pair magnetic core through hole, 4 secondary pads and 12 threading via holes.
Two line ends of each armature winding can respectively by corresponding threading via hole and top layer connecting plate and/
Or the primary pad 304 arranged on bottom connecting plate is connected;Two line segments of each secondary windings can divide
Tong Guo corresponding threading via hole and the secondary pad 305 of setting on top layer connecting plate and/or bottom connecting plate
It is connected.
It should be noted that armature winding is connected with the primary pad being arranged on which connecting plate, permissible
Being set according to practical situation, the present invention is also specifically limited;Secondary windings is connected with which is arranged on
Secondary pad on plate is connected, it is also possible to be set according to practical situation, and the present invention does not the most do concrete limit
Fixed.
In embodiments of the present invention, the surface that top layer connecting plate and/or bottom connect may be used for silk-screen some
Relevant product information, such as the item number of top layer connecting plate, generation cycle etc..
The present invention also provides for a kind of transformator, and unlike each embodiment above, this transformator also may be used
To include base, at least two of which wiring plate is arranged on the base.
See Figure 10, it is shown that the structural representation of an embodiment before the assembling of this transformator;See figure
11, it is shown that the structural representation of an embodiment after the assembling of this transformator;
In conjunction with Figure 10 and Figure 11, this transformator may include that first magnetic core the 100, second magnetic core 200,
At least two-layer pcb board 300, coil (not shown) and insert holder 500;Wherein:
At least being provided with at least one pair of magnetic core through hole on two layers of wiring plate 300, every pair of magnetic core through hole all includes
First magnetic core through hole 301 and the second magnetic core through hole 302;Wherein, at least two layers of cloth in Figure 10 and Figure 11
Four pairs of magnetic core through holes it are provided with on line plate 300.
First magnetic core 100 and the second magnetic core 200 can form closed magnetic circuit, and this closed magnetic circuit is through often
The first magnetic core through hole 301 and the second magnetic core through hole 302 to magnetic core through hole.
Wherein, the structure of the first magnetic core 100 and the second magnetic core 200 is the most concrete to be limited, can be such as figure
Shown in 10, the first magnetic core 100 is U-shape structure, and the second magnetic core 200 is I type structure;Certainly, first
Magnetic core 100 and the second magnetic core 200 can be U-shape structure.
It should be noted that during assembling, be by the first magnetic core and/or the second magnetic core being run through the
One magnetic core through hole and the second magnetic core, thus form closed magnetic circuit;And be not first to make the first magnetic core and
Two magnetic cores form closed magnetic circuits, then through in the first magnetic core through hole and the second magnetic core through hole.
Wherein, every a pair magnetic core through hole surrounding that coil is fixed on each layer of wiring plate, for being formed extremely
A few armature winding and at least one secondary windings.
In this transformator, at least two-layer pcb board can be arranged on base 500, it should be noted that
In the present invention, this base can be set according to practical situation, as can be plug-in unit encapsulation base plate or
Paster encapsulation base plate;Wherein, the base shown in Figure 10 and Figure 11 is plug-in unit encapsulation base plate.
At least it is additionally provided with base plate through holes 306 on two-layer pcb board, suitable with plug-in unit encapsulation base plate 500,
Make the plug-in unit encapsulation end 500 can pass base plate through holes 306 so that at least two-layer pcb board is arranged on slotting
On part encapsulation base plate 500.If it should be noted that base is paster encapsulation base plate, at least two-layer PCB
On then need not arrange base plate through holes.
Wherein, be at least also provided with threading via hole 303 on two-layer pcb board so that be used for being formed with
Coil can be connected by the difference of one armature winding and/or same secondary windings by this threading via hole.
This transformator can be found in above-mentioned with top layer connecting plate and bottom connecting plate, concrete implementation mode
Embodiment, in this not go into detail.It is noted that when base is plug-in unit encapsulation base plate, top layer
It is provided with matched base plate through holes on connecting plate and bottom connecting plate.
It should be noted that set primary pad can be arranged on top layer connecting plate and/bottom connecting plate
Surrounding in base plate through holes;On top layer connecting plate and/bottom connecting plate, set primary pad can also set
Put the surrounding in base plate through holes.
In embodiments of the present invention, this transformator can include the first magnetic core, the second magnetic core, at least two-layer
Wiring plate, coil and base, wherein, be at least provided with at least one pair of magnetic core through hole on two layers of wiring plate,
And the first magnetic core and described second magnetic core can form closed magnetic circuit, can lead to through described first magnetic core
Hole and described second magnetic core through hole, it is therefore not necessary to use ring type magnetic core, and owing to the present invention can be by line
Circle is directly anchored to every a pair magnetic core through hole surrounding of each layer of wiring plate, therefore, it is simple to realize automatization
Wire winding, improve formation efficiency.
In this specification, each embodiment uses the mode gone forward one by one to describe, and each embodiment stresses
Being the difference with other embodiments, between each embodiment, identical similar portion sees mutually.
For device disclosed in embodiment, owing to it corresponds to the method disclosed in Example, so describing
Fairly simple, relevant part sees method part and illustrates.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses
The present invention.Multiple amendment to these embodiments will be aobvious and easy for those skilled in the art
See, generic principles defined herein can without departing from the spirit or scope of the present invention,
Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein,
And it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (7)
1. a transformator, it is characterised in that include the first magnetic core, the second magnetic core, at least two layers of wiring
Plate and coil, wherein:
Being provided with at least one pair of magnetic core through hole on described at least two layers of wiring plate, every pair of magnetic core through hole includes:
First magnetic core through hole and the second magnetic core through hole;
Described first magnetic core and described second magnetic core can form closed magnetic circuit, described closed magnetic circuit through
Described first magnetic core through hole and described second magnetic core through hole;
Every a pair magnetic core through hole surrounding that described coil is fixed on each layer of wiring plate, for being formed at least
One armature winding and at least one secondary windings;
Wherein, coil is positioned at alternate by the difference being used for being formed same armature winding and/or same secondary windings
Every various wirings plate on;Described difference is to be fixed on same a pair magnetic core through hole of various wirings plate to coil
The coil of surrounding;
It is described that described transformator also includes that top layer connecting plate and bottom connecting plate, described top layer connecting plate are positioned at
At least upper surface of two layers of wiring plate, described bottom connecting plate be positioned at described in the following table of at least two layers of wiring plate
Face;Threading via hole also it is provided with on described at least two layers of wiring plate;
Wherein, described top layer connecting plate and described bottom connecting plate are provided with and described at least two layers of cloth
The magnetic core through hole that line plate is identical;
Primary pad it is provided with on described top layer connecting plate and/or described bottom connecting plate;
Secondary pad it is provided with on described top layer connecting plate and/or described bottom connecting plate;
Wherein, it is provided with on the connecting plate of primary pad and/or described secondary pad and is additionally provided with threading via hole;
Wherein, two line ends of described armature winding respectively by described threading via hole from different described at the beginning of
Level pad is connected;
Two line ends of described secondary windings are respectively by described threading via hole and different described secondary pads
It is connected.
Transformator the most according to claim 1, it is characterised in that described first magnetic core is U-shaped magnetic
Core, described second magnetic core is I type magnetic core;Wherein, described U-shaped magnetic core and described I type magnetic core can be formed
Closed magnetic circuit;
Described closed magnetic circuit through described first magnetic core through hole and described second magnetic core through hole, particularly as follows:
Described U-shaped magnetic core is through described first magnetic core through hole and described second magnetic core through hole, described I type
Magnetic core contacts with two open magnetic core faces of described U-shaped magnetic core.
Transformator the most according to claim 1, it is characterised in that described first magnetic core and described
Two magnetic cores are U-shaped magnetic core;Wherein, two described U-shaped magnetic cores can form closed magnetic circuit;
Described closed magnetic circuit through described first magnetic core through hole and described second magnetic core through hole, particularly as follows:
Described first magnetic core through hole and described second magnetic core are passed through in the open magnetic core face of two described U-shaped magnetic cores
Through hole contacts.
Transformator the most according to claim 1, it is characterised in that described armature winding and described time
Level winding is the most at least formed by a pair coil;Wherein, when difference coil formed same armature winding or with
During one secondary windings, described difference is the same a pair magnetic core through hole surrounding being fixed on various wirings plate to coil
Coil;
The pair of coil include being fixed on same wiring plate the first coil of every pair of magnetic core through hole surrounding with
And the second coil being connected with described first coil, wherein, described first coil is fixed with spiraling manner
Surrounding at described first magnetic core through hole;Described second coil is fixed on described second magnetic with spiraling manner
The surrounding of core through hole.
Transformator the most according to claim 4, it is characterised in that when described armature winding and/or institute
State secondary windings when being formed by least two pairs of coils, described wiring plate is additionally provided with threading via hole;
Wherein, the difference forming same armature winding and/or same secondary windings it is used for coil by described
Threading via hole on wiring plate is connected.
6. according to the transformator described in any one of Claims 1 to 5, it is characterised in that also include base,
Described at least two layers of wiring plate is arranged on described base.
Transformator the most according to claim 6, it is characterised in that described base is that plug-in unit encapsulates the end
Seat or paster encapsulation base plate.
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CN201410152893.1A CN103903835B (en) | 2014-04-16 | 2014-04-16 | A kind of transformator |
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CN103903835B true CN103903835B (en) | 2016-08-17 |
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CN106531401B (en) * | 2015-09-11 | 2018-08-24 | 万国半导体(开曼)股份有限公司 | Pulse transformer |
CN104882260A (en) * | 2015-05-18 | 2015-09-02 | 成都锐思灵科技有限公司 | Planar transformer |
CN109411200A (en) * | 2018-12-15 | 2019-03-01 | 泰州市天力铁芯制造有限公司 | A kind of assembling iron core of high-tension transformer |
US11631523B2 (en) * | 2020-11-20 | 2023-04-18 | Analog Devices International Unlimited Company | Symmetric split planar transformer |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201036110Y (en) * | 2007-03-09 | 2008-03-12 | 王万勋 | Circuit board type winding element |
CN201311825Y (en) * | 2008-11-12 | 2009-09-16 | 台达电子工业股份有限公司 | Transformer |
CN201717109U (en) * | 2010-04-14 | 2011-01-19 | 黄世让 | Ultrathin transformer |
CN202996559U (en) * | 2012-02-23 | 2013-06-12 | 丁明 | Large-power high-frequency high-pressure switch transformer |
DE102012003364A1 (en) * | 2012-02-22 | 2013-08-22 | Phoenix Contact Gmbh & Co. Kg | Planar transformer |
CN203205229U (en) * | 2013-05-06 | 2013-09-18 | 易峰 | Large-current planar transformer manufactured on printed circuit board |
CN203871134U (en) * | 2014-04-16 | 2014-10-08 | 东莞铭普光磁股份有限公司 | Transformer |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103366935A (en) * | 2013-07-30 | 2013-10-23 | 华为技术有限公司 | Flat transformer structure |
-
2014
- 2014-04-16 CN CN201410152893.1A patent/CN103903835B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201036110Y (en) * | 2007-03-09 | 2008-03-12 | 王万勋 | Circuit board type winding element |
CN201311825Y (en) * | 2008-11-12 | 2009-09-16 | 台达电子工业股份有限公司 | Transformer |
CN201717109U (en) * | 2010-04-14 | 2011-01-19 | 黄世让 | Ultrathin transformer |
DE102012003364A1 (en) * | 2012-02-22 | 2013-08-22 | Phoenix Contact Gmbh & Co. Kg | Planar transformer |
CN202996559U (en) * | 2012-02-23 | 2013-06-12 | 丁明 | Large-power high-frequency high-pressure switch transformer |
CN203205229U (en) * | 2013-05-06 | 2013-09-18 | 易峰 | Large-current planar transformer manufactured on printed circuit board |
CN203871134U (en) * | 2014-04-16 | 2014-10-08 | 东莞铭普光磁股份有限公司 | Transformer |
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