CN204068658U - The integration structure of transformer and inductance - Google Patents

Abstract

The integration structure of a kind of transformer and inductance, comprise: one first iron core, be assemblied in one first coil holder of the first iron core, one second iron core and one second coil holder being assemblied in the second iron core, first iron core comprises two the first opening iron cores, second iron core comprises two the second opening iron cores, first coil holder is wound with a Transformer Winding, second coil holder is wound with an inductor winding, the newel cording of the first iron core has one first air gap maybe can be designed to not in conjunction with air gap, the newel of the second iron core has an interstice, first coil holder has one first connector, second coil holder has one second connector and can be connected with the first connector mechanicalness.The utility model effectively reduces magnetic loss, has the inductance and advantage convenient for production that can combine the different inductance value of modulation easily.

Description

The integration structure of transformer and inductance

Technical field

The utility model is relevant a kind of transformer, the particularly integration structure of a kind of transformer and inductance.

Background technology

For electric power/electronic transformer, how to reduce the size of transformer, and (such as improving power factor (power factor, PF) and reduction energy loss, is one of problem of being concerned about of the designer of transformer to improve the efficiency of transformer.Traditional transformer system is made up of iron core and coil (at least comprising the coil of armature winding and secondary winding), for many electronic equipment/devices now, faced by need higher power supply conversion efficiency and the problem of multiple supply of electric power (such as multiple different voltage or electric current) can be provided, traditional transformer has been difficult to solve the above problems, therefore the power inverter (such as: computer power supply supply or switched power supply) that traditional transformer and power control circuit combine and produce has been become the solution of the problems referred to above, and Inductive component in power control circuit and transformer affect the key factor of the operating efficiency of power inverter especially.

Published Chinese invention patent CN 101308724A " magnet integrate construction of transformer and inductance ", propose a kind of method by shared portion magnetic circuit and make the technical scheme of transformer together with inductance equimagnetic Components integration, and then realize the overall volume reducing magnetic assembly, improve the object of converters power density.The magnet integrate construction of the transformer that CN 101308724A patent proposes and inductance, it has sphere of movements for the elephants type closed magnetic core, one of them newel of sphere of movements for the elephants type magnetic core is wound around Transformer Winding, another newel of sphere of movements for the elephants type magnetic core is wound around inductor winding, the newel being wound around Transformer Winding is provided with transformer air gap, the newel being wound around inductor winding is provided with inductance air gap, and therefore magnetic loss is equal with time not integrated, can not bring the increase of magnetic loss.On the other hand, the magnetic flux that Transformer Winding produces is contrary with the magnetic flux that inductor winding produces direction on the magnetic core that the two is public, and a part of can cancelling out each other, reduces the magnetic loss in common core.Magnet integrate construction of the present utility model achieves the integrated of transformer and inductance, can reduce magnetic component integration volume, improves converters power density.

Although propose a kind of overall volume that can realize reducing magnetic assembly at above-mentioned Chinese invention patent CN 101308724A, improve the technical scheme of the power density of converters, but sphere of movements for the elephants type closed magnetic core is wherein a kind of changeless structure on locus, this when being configured in the face of needing to produce the magnet integrate construction of transformer and the inductance with different induction amount, the sphere of movements for the elephants type magnetic core again producing different size is needed to solve, therefore comparatively inconvenience for the producer, in addition also cannot the inductance value of inductor winding of rapid adjustment integrated morphology, the elasticity of shortcoming adjustable electrical characteristic, magnetic flux direction on the magnetic core that the two is public that this Transformer Winding another and inductor winding produce is contrary, although can a part be offset, but common core still has magnetic loss, cause and affect its efficiency.

Summary of the invention

The purpose of this utility model is the integration structure proposing a kind of transformer and inductance, easily the inductance of different induction amount or size and transformer can be integrated one, there is the advantage of convenient production and adjustable inductance amount, reach organization's integration and reduction volume, formed and be integrated in appearance, but electrical characteristic is respectively independently syntagmatic, effectively reduces magnetic loss, to meet effect of installing space demand, reach the object of better electrical gas resonance mutual inductance simultaneously.

One embodiment of the transformer that the utility model proposes and the integration structure of inductance, comprise: one first iron core, one first coil holder being assemblied in the first iron core, one second iron core and be assemblied in one second coil holder of the second iron core, first iron core comprises two the first opening iron cores, second iron core comprises two the second opening iron cores, first coil holder is wound with a Transformer Winding, second coil holder is wound with an inductor winding, and the newel of the first iron core has one first air gap and maybe can be designed to not in conjunction with air gap; , the newel of the second iron core has an interstice, and the first coil holder has one first connector, and the second coil holder has one second connector and can be connected with the first connector mechanicalness.

One embodiment of the transformer that the utility model proposes and the integration structure of inductance, described second connector is a kind of pin with barb, and described first connector is a kind of perforation for the second connector grafting coupling.

One embodiment of the transformer that the utility model proposes and the integration structure of inductance, two the first opening iron cores of described first iron core are two openings E shaped iron cores in correspondence with each other.

One embodiment of the transformer that the utility model proposes and the integration structure of inductance, two the second opening iron cores of described second iron core are two openings iron cores in correspondence with each other.

Inductance and transformer can be integrated one by the first connector and the second connector by the utility model easily, the inductance value of inductance can be adjusted by changing interstice, therefore flexibly can select that there is the inductance of different induction amount or different size and the combination of transformer, formed and be integrated in appearance, but electrical characteristic is respectively independently syntagmatic, effective reduction magnetic loss, has the inductance and advantage convenient for production that can combine the different inductance value of modulation easily.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the structure decomposition map of an embodiment of the integration structure of the utility model transformer and inductance;

Fig. 2 is the tectonic association figure of the embodiment of Fig. 1;

Fig. 3 is the structure decomposition map of another embodiment of the integration structure of the utility model transformer and inductance;

Fig. 4 is the tectonic association figure of the embodiment of Fig. 3;

Fig. 5 is the structure decomposition map of another embodiment of the integration structure of the utility model transformer and inductance;

Fig. 6 is the tectonic association figure of the embodiment of Fig. 5;

Fig. 7 is the structure decomposition map of another embodiment of the integration structure of the utility model transformer and inductance;

Fig. 8 is the local structure sectional drawing of Fig. 4.

Symbol description

10 first iron cores

The opening iron core of 11a, 11b first

20 first coil holders

30 Transformer Winding

40 second iron cores

The opening MTR core of 41a, 41b second

50 second coil holders

60 inductor windings

71 first connectors

72 second connectors

721 barbs

80 insulation crusts

T transformer

L1 inductance

G1 first air gap

G2 interstice

The newel of C-10 first iron core

The newel of C-40 second iron core

The left side post of L-10 first iron core

The right side post of R-10 first iron core

The left side post of L-40 second iron core

The right side post of R-40 second iron core

Embodiment

First referring to Fig. 1, Fig. 2, is structure decomposition map and the tectonic association figure thereof of an embodiment of the integration structure for the utility model transformer and inductance.Wherein illustrate a kind of embodiment of the integration structure of the utility model transformer and inductance, comprising:

One transformer T, comprise: one first iron core 10, be assemblied in one first coil holder 20 of the first iron core 10 and be wound in a Transformer Winding 30 of the first coil holder 20, first iron core 10 comprises two the first opening iron cores, 11a and 11b, a kind of execution mode of two the first opening iron core 11a and 11b is two openings E shaped iron cores in correspondence with each other, in other words the first iron core 10 can be EE shaped iron core, at the newel C-10 of the first iron core be the newel C-10 selecting type with the first air gap G1 or the first iron core be designed to not in conjunction with air gap; According to purposes and the specification of transformer T, the execution mode of two the first opening iron core 11a and 11b also can be the iron core of other kind or other there is the iron core of newel.

One inductance L, comprise: one second iron core 40, be assemblied in one second coil holder 50 of the second iron core 40 and be wound in an inductor winding 60 of the second coil holder 50, second iron core 40 comprises two the second opening iron core 41a and 41b, a kind of execution mode of two the second opening iron core 41a and 41b is two openings iron cores in correspondence with each other, has interstice G2 at the newel C-40 of the second iron core;

And according to the purposes of inductance L and specification, the execution mode of two the second opening iron core 41a and 41b also can be the iron core of other kind or other there is the iron core of center column type.

One first connector 71, first connector 71 is located at the first coil holder 20; And

One second connector 72, second connector 72 is located at the second coil holder 50, and the second connector 72 can be connected with the first connector 71 mechanicalness.

Also comprise an insulation crust 80 at an embodiment structure as depicted in figs. 1 and 2, in order to be coated on the below of the first opening iron core 11a, reach the object insulated with the circuit (not shown) arranging this transformer T.

Refer to Fig. 1 and Fig. 8, a kind of execution mode of the second connector 72 is a kind of pins with barb 721, a kind of execution mode of the first connector 71 is can for the perforation of the second connector 72 grafting coupling, several second connector 72 is provided with in the position at the center of symmetrical second coil holder 50 of the outer ledge of the second coil holder 50, and these second connectors 72 extend towards the first connector 71 of correspondence respectively, therefore easily the second connector 72 correspondence of inductance L can be inserted the first connector 71 of punch format.Wherein the first connector 71 and the second connector 72 pattern is set and position also can be exchanged mutually, also can reach identical effect.

Transformer T and inductance L can be integrated one by the first connector 71 and the second connector 72 by the utility model easily, the inductance value of inductance L can be adjusted by changing interstice G2 simultaneously, inductance L and the transformer T that therefore flexibly can select to have different induction amount or different size integrate, there is the inductance L and advantage convenient for production that can combine different inductance values easily, reach organization's integration and reduction volume, formed and be integrated in appearance, but electrical characteristic is respectively independently syntagmatic, effective reduction magnetic loss, to meet effect of installing space demand, reach the object with the electric resonance mutual inductance of transformer T simultaneously.

A kind of execution mode such as shown in Fig. 1 and Fig. 2, wherein inductance L and transformer T have the size of formed objects, another kind of execution mode shown in Fig. 3 and Fig. 4, wherein the size of inductance L 1 is less than the size of the inductance L of the 2nd figure relatively, another kind of execution mode shown in Fig. 7, wherein the size of inductance L 1 is less than the size of the inductance L of the 2nd figure relatively, and the size of transformer T1 is relatively also less than the size of the transformer T of the 2nd figure, by structure of the present utility model, producer can by the first connector 71 and the second connector 72 be convenient and flexibly the transformer T1 of the inductance L 1 of different size and transformer T or another kind of size is integrated one (as Fig. 3, Fig. 4), even can according to transformer T and the purposes of inductance L 1 and the needs of electrical characteristic or electrical specification, the inductance value being different from inductance L is obtained by the mode of the interstice G2 changing inductance L 1, there is the inductance and advantage convenient for production that can combine the different inductance value of modulation easily.

Refer to a kind of execution mode shown in Fig. 1 and Fig. 2, the position of the left side post L-10 of the first iron core 10 and the left side post L-40 of right side post R-10 and the second iron core 40 and right side post R-40, all with the newel C-10 of the first iron core axially in the X-axis of Z-direction.And another kind executes example, as shown in Figures 5 and 6, wherein the left side post L-10 of the first iron core 10 and the position of right side post R-10 with the newel C-10 of the first iron core axially in the X-axis of Z-direction, the left side post L-40 of the second iron core 40 and the position of right side post R-40 with the newel C-10 of the first iron core axially in the Y-axis of Z-direction.

Although the utility model discloses as above by the above embodiments; so itself and be not used to limit the utility model; those skilled in the art are not departing from spirit and scope of the present utility model; when doing a little change and retouching, therefore scope of patent protection of the present utility model must be as the criterion depending on the claim person of defining.

Claims (7)

1. an integration structure for transformer and inductance, is characterized in that, described structure comprises:

One transformer, comprises: one first iron core, be assemblied in one first coil holder of this first iron core and be wound in a Transformer Winding of this first coil holder, and this first iron core has a newel;

One inductance, comprises: one second iron core, be assemblied in one second coil holder of this second iron core and be wound in an inductor winding of this second coil holder, and this second iron core has a newel, and this newel of this second iron core has an interstice;

One first connector, this first connector is located at this first coil holder; And

One second connector, this second connector is located at this second coil holder, and this second connector can be connected with this first connector mechanicalness.

2. the integration structure of transformer as claimed in claim 1 and inductance, it is characterized in that, this first iron core comprises two the first opening iron cores, and the opening of those the first opening iron cores is in correspondence with each other; This second iron core comprises two the second opening iron cores, and the opening of those the second opening iron cores in correspondence with each other.

3. the integration structure of transformer as claimed in claim 1 and inductance, it is characterized in that, this second connector is a kind of pin with barb, and this first connector is a kind of perforation for this second connector grafting coupling.

4. the integration structure of transformer as claimed in claim 1 and inductance, it is characterized in that, wherein the newel of this first iron core has the first air gap.

5. the integration structure of transformer as claimed in claim 1 and inductance, it is characterized in that, wherein the newel of this first iron core is not in conjunction with air gap.

6. the integration structure of transformer as claimed in claim 1 and inductance, it is characterized in that, this the first iron core one on the left of on the right side of post and a post and this second iron core one on the left of the position of post on the right side of post and, all with the newel of this first iron core axially in the X-axis of Z-direction.

7. the integration structure of transformer as claimed in claim 1 and inductance, it is characterized in that, this the first iron core one on the left of on the right side of post and a post position with the newel of this first iron core axially in the X-axis of Z-direction, this second iron core one on the left of on the right side of post and a post position with the newel of this first iron core axially in the Y-axis of Z-direction.