TWI709985B - Transformer and inductor - Google Patents

Abstract

A transformer and an inductor are provided in the present disclosure. A transformer includes an iron core element, a first winding group and a second winding group. The iron core element includes a first terminal, a second terminal, a third terminal, a fourth terminal, a fifth terminal, a sixth terminal, a seventh terminal, and an eighth terminal. The iron core element includes a first winding space and a second winding space. The first terminal and the third terminal are arranged on one side of the first winding space. The second terminal and the fourth terminal are arranged on the other side of the first winding space. The fifth terminal and the seventh terminal are arranged on one side of the second winding space. The sixth terminal and the eighth terminal are arranged on the other side of the second winding space. The first winding group is arranged in the first winding space. The second winding group is arranged in the second winding space. The third terminal of the core element is electrically connected to the fifth terminal. The fourth terminal and the sixth terminal of the iron core element are electrically connected to each other.

Description

Transformer and inductance device

The present invention relates to a transformer and an inductance device, in particular to a transformer and an inductance device including two containing spaces.

Traditional transformers and inductance devices respectively require their own specific core components, and the design cost and time cannot be effectively reduced.

Therefore, how to provide transformers and inductance devices that use the same core components has become one of the important issues to be solved by this business.

The technical problem to be solved by the present invention is to provide a transformer for the deficiencies of the prior art, including: a core element, including a first end, a second end, a third end, a fourth end, a fifth end, A sixth end, a seventh end and an eighth end, the core element includes a first winding space and a second winding space, the first end and the third end are arranged on one side of the first winding space, The second end and the fourth end are arranged on the other side of the first winding space, the fifth end and the seventh end are arranged on one side of the second winding space, and the sixth end and the eighth end are arranged on the second winding space. The other side of the space; a first winding group, wound in the first winding space; and a second winding group, wound in the second winding space; wherein the third end and the fifth end of the core element are electrically connected The fourth end and the sixth end of the iron core element are electrically connected.

In order to solve the above technical problems, one of the technical solutions adopted by the present invention is to provide a transformer, including: a core element, including a first end, a second end, a third end, a fourth end, and a first end. Five ends, a sixth end, a seventh end, and an eighth end. The core element includes a first winding space and a second winding space, and the core element includes a first winding space and a second winding space. The first end and the third end are set on one side of the first winding space, the second end and the fourth end are set on the other side of the first winding space, and the fifth end and the seventh end are set on the second One side of the winding space, the sixth end and the eighth end are arranged on the other side of the second winding space; a first winding is wound in the first winding space or the second winding space; a second The winding is wound in the first winding space or the second winding space; a third winding is wound in the first winding space or the second winding space; and a fourth winding is wound in the first winding space The winding space or the second winding space; wherein the first winding, the second winding, the third winding, and the fourth winding are collectively configured as a first transformer unit and a second transformer unit.

In order to solve the above technical problem, another technical solution adopted by the present invention is to provide an inductance device, including: a core element, including a first end, a second end, a third end, a fourth end, a A fifth end, a sixth end, a seventh end, and an eighth end. The core element includes a first winding space and a second winding space. The first end and the third end are arranged in the first winding space The second and fourth ends are arranged on the other side of the first winding space, the fifth and seventh ends are arranged on one side of the second winding space, and the sixth and eighth ends are arranged on the The other side of the second winding space; a first winding group, wound in the first winding space, the first winding group including a first winding and a second winding; and a second winding group , Wound in the second winding space, the second winding group includes a third winding and a fourth winding; wherein, the first winding and the second winding each have a first end respectively disposed on the core element The first end and the second end, a second end of each of the first winding and the second winding are respectively disposed at the third end and the fourth end of the core element, and a first winding of the third winding and the fourth winding One end is respectively arranged at the fifth end and the sixth end of the core element, and a second end of each of the third winding and the fourth winding is respectively arranged at the seventh end and the eighth end.

One of the beneficial effects of the present invention is that the present invention uses the same core element to provide a variety of transformers and inductance devices through different winding arrangements, which can not only reduce the cost, but also reduce the design time and cost at the same time, and accelerate the development time Cheng.

In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings about the present invention. However, the provided drawings are only for reference and description, and are not used to limit the present invention.

The following are specific examples to illustrate the implementation of the “transformer and inductance device” disclosed in the present invention. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various details in this specification can also be based on different viewpoints and applications, and various modifications and changes can be made without departing from the concept of the present invention. In addition, the drawings of the present invention are merely schematic illustrations, and are not drawn according to actual dimensions, and are stated in advance. The following embodiments will further describe the related technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention. In addition, the term "or" used in this document may include any one or a combination of more of the associated listed items depending on the actual situation.

[First Embodiment]

Referring to FIG. 1, FIG. 2 and FIG. 3, FIG. 1 is a schematic diagram of the core element of the first embodiment of the present invention. 2 is a schematic diagram of the core element of the first embodiment of the present invention with a first winding group and a second winding group. 3 is a schematic diagram of a first winding group and a second winding group according to the first embodiment of the present invention.

Please refer to FIGS. 1 and 2. In this embodiment, the transformer 1 includes a core element 10, a first winding group 11 and a second winding group 12.

The core element 10 includes eight pin contacts. They are a first end A, a second end B, a third end C, a fourth end D, a fifth end E, a sixth end F, a seventh end G, and an eighth end H, respectively. The core element 10 further includes a first winding space S1 and a second winding space S2. The first winding space S1 and the second winding space S2 are adjacently arranged. In the present invention, the core element 10 includes two accommodating spaces, plus a plurality of connection pins, which can provide different connection variations of the winding set. In addition, the core component parameters can be expected, which can speed up the development time and cost.

The first end A and the third end C are arranged on one side of the first winding space S1. The second end B and the fourth end D are arranged on the other side of the first winding space S1. That is, the first end A and the third end C, the second end B and the fourth end D are respectively arranged on both sides of the first winding space S1. The fifth end E and the seventh end G are arranged on one side of the second winding space S2. The sixth end F and the eighth end H are arranged on the other side of the second winding space S2. That is, the fifth end E and the seventh end G, the sixth end F and the eighth end H are respectively arranged on both sides of the second winding space S2.

The first winding group 11 is wound in the first winding space S1. The second winding group 12 is wound in the second winding space S2.

As shown in FIG. 3, the third end C and the fifth end E of the core element 10 of the transformer 1 are electrically connected to each other. The fourth end D and the sixth end F of the core element 10 are also electrically connected to each other.

Among them, the first winding group 11 includes a first winding 111 and a second winding 112. The second winding group 12 includes a third winding 121 and a fourth winding 122. A first end 111A and a second end 111B of the first winding 111 are disposed at the first end A and the third end C of the core element 10. A first end 112A and a second end 112B of the second winding 112 are disposed at the second end B and the fourth end D of the core element 10. A first end 121A and a second end 121B of the third winding 121 are disposed at the fifth end E and the seventh end G of the core element 10. A first end 122A and a second end 122B of the fourth winding 122 are disposed at the sixth end F and the eighth end H of the core element 10.

Please refer to FIG. 4. FIG. 4 is a schematic diagram of the core component of the first embodiment of the present invention with the first winding group, the second winding group, and the circuit board.

As shown in FIG. 4, the third terminal C of the core element 10 is electrically connected to the fifth terminal E through a first circuit connection path 31 of a circuit board 3. The fourth terminal D of the core element 10 is electrically connected to the sixth terminal F through a second circuit connection path 32 of the circuit board 3.

The first circuit connection path 31 and the second circuit connection path 32 may be copper foil on the circuit board or metal jumpers. The circuit board 3 can be a single-layer circuit board, a double-sided circuit board, or a multilayer circuit board.

[Second Embodiment]

Please refer to FIG. 5, FIG. 6, FIG. 7 and FIG. 8. FIG. 5 is a schematic diagram of an iron core element according to a second embodiment of the present invention. Fig. 6 is a first schematic diagram of a transformer according to a second embodiment of the present invention. Fig. 7 is a second schematic diagram of the transformer of the second embodiment of the present invention. Fig. 8 is a third schematic diagram of the transformer of the second embodiment of the present invention.

Please refer to FIG. 5, the transformer 5 includes a core element 50, a first winding 51, a second winding 52, a third winding 53 and a fourth winding 54.

The core element 50 includes a first end A, a second end B, a third end C, a fourth end D, a fifth end E, a sixth end F, a seventh end G, and an eighth end H. The core element 50 includes a first winding space S1 and a second winding space S2. The first end A and the third end C are arranged on one side of the first winding space S1. The second end B and the fourth end D are arranged on the other side of the first winding space S1. That is, the first end A and the third end C, the second end B and the fourth end D are arranged on opposite sides of the first winding space S1. The fifth end E and the seventh end G are arranged on one side of the second winding space S2. The sixth end F and the eighth end H are arranged on the other side of the second winding space S2. That is, the fifth end E and the seventh end G, the sixth end F and the eighth end H are arranged on opposite sides of the second winding space S2. Similarly, the iron core element 50 and the iron core element 10 in this embodiment are the same iron core element, and both include two accommodating spaces, plus multiple connection pins, which can provide different connection variations of the winding set. In addition, the core component parameters can be expected, which can speed up the development time and cost.

Please refer to FIG. 6, the first winding wire 51 can be wound in the first winding space S1 or the second winding space S2. The second winding wire 52 may be wound in the first winding space S1 or the second winding space S2. The third winding wire 53 may be wound in the first winding space S1 or the second winding space S2. The fourth winding 54 may also be wound in the first winding space S1 or the second winding space S2. Moreover, the first winding 51, the second winding 52, the third winding 53, and the fourth winding 54 are collectively configured as a first transformer unit T1 and a second transformer unit T2.

That is, the first winding 51, the second winding 52, the third winding 53 and the fourth winding 54 can be matched in pairs, respectively, as the first transformer unit T1 and the second transformer unit T2.

The first winding wire 51 and the second winding wire 52 are arranged in the first winding space S1, and may be jointly arranged as the first transformer unit T1. The third winding 53 and the fourth winding 54 are arranged in the second winding space S2, and they are jointly arranged as the second transformer unit T2.

Referring to FIG. 7, similarly, the first winding 51 and the second winding 52 are arranged in the first winding space S1, and the third winding 53 and the fourth winding 54 are arranged in the second winding space S2. However, the first winding 51 and the fourth winding 54 are jointly configured as the first transformer T1'. The second winding 52 and the third winding 53 are jointly configured as a second transformer T2'.

Please refer to FIG. 8. In this embodiment, a first end 51A and a second end 51B of the first winding 51 are disposed on the first end A and the third end C of the core element 50. A first end 52A and a second end 52B of the second winding 52 are respectively disposed at the sixth end F and the eighth end H of the core element 50. A first end 53A and a second end 53B of the third winding 53 are respectively disposed at the second end B and the fourth end D of the core element 50. A first end 54A and a second end 54B of the fourth winding 54 are respectively disposed at the fifth end E and the seventh end G of the core element 50.

The first winding wire 51 and the second winding wire 52 are collectively arranged as a first transformer unit T1". The third winding wire 53 and the fourth winding wire 54 are collectively arranged as a second transformer unit T2".

[Third Embodiment]

Please refer to FIG. 9, FIG. 10, and FIG. 11. FIG. 9 is a schematic diagram of the iron core element of the third embodiment of the present invention. Fig. 10 is a schematic diagram of an inductance device according to a third embodiment of the invention. FIG. 11 is a schematic diagram of a core component with a first winding group, a second winding group and a circuit board according to the third embodiment of the present invention.

In this embodiment, the inductance device 7 includes a core element 70, a first winding group 71 and a second winding group 72. The first winding group 71 includes a first winding 711 and a second winding 712. The second winding group 72 includes a third winding 721 and a fourth winding 722.

The core element 70 includes a first end A, a second end B, a third end C, a fourth end D, a fifth end E, a sixth end F, a seventh end G, and an eighth end H. The core element 70 includes a first winding space S1 and a second winding space S2. The first end A and the third end C are arranged on one side of the first winding space S1. The second end B and the fourth end D are arranged on the other side of the first winding space S1. The fifth end E and the seventh end G are arranged on one side of the second winding space S2. The sixth end F and the eighth end H are arranged on the other side of the second winding space S2. Similarly, the iron core element 70 in this embodiment is the same iron core element as the iron core element 10 and the iron core element 50, and both include two accommodating spaces, plus multiple connecting pins, which can provide different connection variations of the winding set. In addition, the core component parameters can be expected, which can speed up the development time and cost.

The first winding group 71 is wound in the first winding space S1. The second winding group 72 is wound in the second winding space S2.

Please refer to FIG. 10, a first end of each of the first winding 711 and the second winding 712 is respectively disposed at the first end A and the second end B of the core element 70. A second end of each of the first winding 711 and the second winding 712 is respectively disposed at the third end C and the fourth end D of the core element 70. A first end of each of the third winding 721 and the fourth winding 722 is respectively disposed at the fifth end E and the sixth end F of the core element 70. A second end of each of the third winding 721 and the fourth winding 722 is disposed at the seventh end G and the eighth end H, respectively.

In this embodiment, the third end C of the core element 70 of the inductance device 7 is electrically connected to the fifth end E. The fourth terminal D of the core element 70 is electrically connected to the sixth terminal G.

Please refer to FIG. 11, the third terminal C of the core element 70 of the inductance device 7 is electrically connected to the fifth terminal E through a first circuit connection path 81 of the circuit board 8.

The fourth terminal D of the core element 70 is electrically connected to the sixth terminal G through a second circuit connection path 82 of the circuit board 8. The first circuit connection path 81 and the second circuit connection path 82 are respectively a copper foil or a metal jumper. The circuit board 8 is a single-layer circuit board, a double-sided circuit board, or a multilayer circuit board.

[Beneficial effects of the embodiment]

One of the beneficial effects of the present invention is that the present invention uses the same core element to provide a variety of transformers and inductance devices through different winding arrangements, which can not only reduce the cost, but also reduce the design time and cost at the same time, and accelerate the development time. Cheng.

The content disclosed above is only a preferred and feasible embodiment of the present invention, and does not limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made using the description and schematic content of the present invention are included in the application of the present invention. Within the scope of the patent.

1,5: Transformer 10, 50, 70: core element S1: The first winding space S2: Second winding space A: The first end B: second end C: third end D: Fourth end E: Fifth end F: sixth end G: seventh end H: Eighth end 11, 71: The first winding group 12, 72: The second winding group 111A, 51A: the first end of the first winding 111B, 51B: the second end of the first winding 112A, 52A: the first end of the second winding 112B, 52B: The second end of the second winding 121A, 53A: The first end of the third winding 121B, 53B: The second end of the third winding 122A, 54A: The first end of the fourth winding 122B, 54B: the second end of the fourth winding T1, T1’, T1”: the first transformer T2, T2’, T2”: second transformer 111,51,711: the first winding county 112,52,712: second winding 121,53,721: third winding 122,54,722: Fourth winding 3, 8: circuit board 31, 81: first circuit connection 32, 82: second circuit connection 7: Inductive device

Fig. 1 is a schematic diagram of the core element of the first embodiment of the present invention.

2 is a schematic diagram of the core element of the first embodiment of the present invention with a first winding group and a second winding group.

3 is a schematic diagram of a first winding group and a second winding group according to the first embodiment of the present invention.

FIG. 4 is a schematic diagram of the core element in the first embodiment of the present invention with the first winding group, the second winding group and the circuit board.

Fig. 5 is a schematic diagram of the core element of the second embodiment of the present invention.

Fig. 6 is a first schematic diagram of a transformer according to a second embodiment of the present invention.

Fig. 7 is a second schematic diagram of the transformer of the second embodiment of the present invention.

Fig. 8 is a third schematic diagram of the transformer of the second embodiment of the present invention.

Fig. 9 is a schematic diagram of a core element of the third embodiment of the present invention.

Fig. 10 is a schematic diagram of an inductance device according to a third embodiment of the invention.

FIG. 11 is a schematic diagram of a core component with a first winding group, a second winding group and a circuit board according to the third embodiment of the present invention.

10: Core components

S1: The first winding space

S2: Second winding space

A: The first end

B: second end

C: third end

D: Fourth end

E: Fifth end

F: sixth end

G: seventh end

H: Eighth end

Claims (11)

A transformer, including: An iron core element includes a first end, a second end, a third end, a fourth end, a fifth end, a sixth end, a seventh end, and an eighth end. The iron core element includes A first winding space and a second winding space, the first end and the third end are arranged on one side of the first winding space, and the second end and the fourth end are arranged On the other side of the first winding space, the fifth end and the seventh end are arranged on one side of the second winding space, and the sixth end and the eighth end are arranged on The other side of the second winding space; A first winding group, wound in the first winding space; and A second winding group, wound in the second winding space; Wherein, the third end of the iron core element is electrically connected to the fifth end, and the fourth end and the sixth end of the iron core element are electrically connected. The transformer according to claim 1, wherein the first winding group includes a first winding and a second winding, and the second winding group includes a third winding and a fourth winding , A first end and a second end of the first winding are disposed at the first end and the third end of the core element, and a first end and a first end of the second winding Two ends are provided at the second end and the fourth end of the core element, and a first end and a second end of the third winding are provided at the fifth end of the core element and The seventh end, a first end and a second end of the fourth winding are arranged at the sixth end and the eighth end of the core element. The transformer according to claim 2, wherein the third end of the iron core element is electrically connected to the fifth end through a first circuit connection path of a circuit board, and the fourth end of the iron core element The terminal is electrically connected to the sixth terminal through a second circuit connection path of the circuit board. A transformer, including: An iron core element includes a first end, a second end, a third end, a fourth end, a fifth end, a sixth end, a seventh end, and an eighth end. The iron core element includes A first winding space and a second winding space, the first end and the third end are arranged on one side of the first winding space, and the second end and the fourth end are arranged On the other side of the first winding space, the fifth end and the seventh end are arranged on one side of the second winding space, and the sixth end and the eighth end are arranged on The other side of the second winding space; A first winding, wound in the first winding space or the second winding space; A second winding, wound in the first winding space or the second winding space; A third winding, wound in the first winding space or the second winding space; and A fourth winding, wound in the first winding space or the second winding space; Wherein, the first winding, the second winding, the third winding, and the fourth winding are collectively configured as a first transformer unit and a second transformer unit. The transformer according to claim 4, wherein the first winding and the second winding are arranged in the first winding space, and the third winding and the fourth winding are arranged in the The second winding space. The transformer according to claim 4, wherein the first winding and the second winding are collectively set as the first transformer, and the third winding and the fourth winding are collectively set as the Mentioned second transformer. The transformer according to claim 4, wherein the first winding and the fourth winding are collectively set as the first transformer, and the second winding and the third winding are collectively set as the Mentioned second transformer. The transformer according to claim 6, wherein a first end and a second end of the first winding are provided at the first end and the third end of the core element, and the second A first end and a second end of the winding are respectively provided at the sixth end and the eighth end of the core element, and a first end and a second end of the third winding are respectively provided At the second end and the fourth end of the core element, a first end and a second end of the fourth winding are respectively provided at the fifth end and the fifth end of the core element. At the seventh end, the first winding and the second winding are collectively configured as the first transformer unit, and the third winding and the fourth winding are collectively configured as the second transformer unit. An inductance device, including: An iron core element includes a first end, a second end, a third end, a fourth end, a fifth end, a sixth end, a seventh end, and an eighth end. The iron core element includes A first winding space and a second winding space, the first end and the third end are arranged on one side of the first winding space, and the second end and the fourth end are arranged On the other side of the first winding space, the fifth end and the seventh end are arranged on one side of the second winding space, and the sixth end and the eighth end are arranged on The other side of the second winding space; A first winding group wound around the first winding space, the first winding group including a first winding and a second winding; and A second winding group, wound in the second winding space, the second winding group including a third winding and a fourth winding; Wherein, a first end of each of the first winding and the second winding is respectively disposed at the first end and the second end of the core element, and the first winding and the A second end of each second winding is respectively disposed at the third end and the fourth end of the core element, and a first end of each of the third winding and the fourth winding is respectively Are provided at the fifth end and the sixth end of the core element, and a second end of each of the third winding and the fourth winding is respectively provided at the seventh end and the first end Eight ends. The inductive device according to claim 9, wherein the third end of the iron core element is electrically connected to the fifth end, and the fourth end of the iron core element is electrically connected to the sixth end . The inductance device according to claim 10, wherein the third end of the iron core element is electrically connected to the fifth end through a first circuit connection path of a circuit board, and the second end of the iron core element The four terminals are electrically connected to the sixth terminal through a second circuit connection path of the circuit board.

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