CN217847640U

CN217847640U - Novel PFC inductance and transformer integrated configuration

Info

Publication number: CN217847640U
Application number: CN202221158602.6U
Authority: CN
Inventors: 赖家荣; 张燕淋; 赵恒涛; 林新传
Original assignee: Jiangxi High New Chaoyue Precision Electronic Co ltd
Current assignee: Jiangxi High New Chaoyue Precision Electronic Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-11-18
Anticipated expiration: 2032-05-16

Abstract

The utility model relates to a power EMI handles the field, discloses a novel PFC inductance and transformer integrated configuration, including PFC inductance, transformer, the PFC inductance includes the magnetic core, the outside cover of magnetic core is established inside first skeleton, the transformer includes the second skeleton, all the cover is equipped with the magnetic core about the second skeleton, the PFC inductance adopts BBN integrated configuration with the transformer, first skeleton bottom is provided with the terminal, portion all is provided with the terminal about the second skeleton bottom, and first skeleton outside is provided with a winding and hanging wire on the terminal that this skeleton corresponds, second skeleton outside is provided with a plurality of windings and hanging wire on the terminal that this skeleton corresponds. The utility model discloses in, can effectively utilize the magnetic element characteristic, reach the effect that increases the suppression to the harmonic, reach the utilization ratio that increases the magnetic core, improved transformer power transmission efficiency, and reduced the space in the circuit, the occasion that the compacter required in especially adapted some high-power circuit space.

Description

Novel PFC inductance and transformer integrated configuration

Technical Field

The utility model relates to a power EMI handles the field, especially relates to a novel PFC inductance and transformer integrated configuration.

Background

EMI is an electromagnetic signal that interferes with the performance of a system, and this interference affects a circuit by electromagnetic induction, electrostatic coupling, or conduction, and with the progress of the society, the demand for high-performance power supplies is increasing, further expanding the impact of EMI, and detection of harmonics in EMI detection is a serious one, and the harmonics reduce the efficiency of production, transmission, and utilization of electric energy, cause overheating, vibration, noise, and insulation aging, shorten the service life, even malfunction or burnout, and cause malfunction of relay protection and automation devices, and disorder of electric energy metering.

The difficulty of obtaining a power supply with high efficiency and good thermal performance is very high due to the limited and continuously-reduced circuit board space, the conventional power supply uses an independent PFC inductor and an independent transformer, the occupied space of the conventional power supply in the same machine board is large, the leakage flux is large in actual work, components around the power supply are affected, the harmonic suppression effect is not good, the power transmission efficiency of the transformer is reduced, and meanwhile, the production cost and the efficiency of the device are also improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel PFC inductor and transformer combined structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel PFC inductance and transformer integrated configuration, includes PFC inductance, transformer, the PFC inductance includes the magnetic core, the outside cover of magnetic core is established inside first skeleton, the transformer includes the second skeleton, all overlap and be equipped with the magnetic core about the second skeleton, the PFC inductance adopts BBN integrated configuration with the transformer.

As a further description of the above technical solution:

and a terminal is arranged at the bottom of the first framework.

As a further description of the above technical solution:

the left and right parts of the bottom end of the second framework are provided with terminals.

As a further description of the above technical solution:

a winding is arranged outside the first framework and is hung on the corresponding terminal of the framework.

As a further description of the above technical solution:

and a plurality of windings are arranged outside the second framework and are hung on the corresponding terminals of the framework.

As a further description of the above technical solution:

one side of the PFC inductor is attached to the back of the magnetic core of the transformer.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, can keep apart PFC inductance and transformer winding through adopting two adjacent or close BBN integrated configuration, can effectively utilize the magnetic element characteristic, reached the effect that increases the harmonic suppression, reached the utilization ratio that increases the magnetic core, improved transformer power transmission efficiency, and reduced the space in the circuit, reach the effect that alleviates complete machine weight, the occasion that is particularly suitable for the compacter requirement in some high-power circuit spaces.

2. The utility model discloses in, through adopting this kind of two BBN integrated configuration, make the simple structure easy-to-develop mould shaping, closed loop magnetic circuit can be done to certain one side of PFC coil can utilize the magnetic core back of transformer, and then reduces a PFC component, makes its product volume reduce weight and alleviate, and the transformer can adopt line cake, copper sheet, flat coil preparation, realizes automatic equipment, has reached the purpose of practicing thrift manufacturing cost, has improved production efficiency simultaneously.

Drawings

Fig. 1 is a combined perspective view of a novel PFC inductor and transformer combined structure provided by the present invention;

fig. 2 is a separated perspective view of a novel PFC inductor and transformer combination structure provided by the present invention;

fig. 3 is a perspective view of a component of a novel PFC inductor and transformer combined structure provided by the present invention.

Illustration of the drawings:

1. a PFC inductance; 2. a transformer; 3. a magnetic core; 4. a first skeleton; 5. a second skeleton; 6. and a terminal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a novel PFC inductance and transformer integrated configuration, including PFC inductance 1, transformer 2, PFC inductance 1 includes magnetic core 3, the magnetic core 3 overcoat is established inside first skeleton 4, transformer 2 includes second skeleton 5, all the cover is equipped with magnetic core 3 about second skeleton 5, PFC inductance 1 adopts BBN integrated configuration with transformer 2, can keep apart PFC inductance 1 and transformer 2 winding through adopting two adjacent or close BBN integrated configuration, can effectively utilize the magnetic element characteristic, increase the utilization ratio of magnetic core 3, the power transmission efficiency of transformer has been improved, and the space in the circuit has been reduced.

The bottom of the first framework 4 is provided with a terminal 6, the left and right parts of the bottom end of the second framework 5 are provided with terminals 6, the outside of the first framework 4 is provided with a winding and a hanging wire on the terminal 6 corresponding to the framework, the outside of the second framework 5 is provided with a plurality of windings and a hanging wire on the terminal 6 corresponding to the framework, one side of the PFC inductor 1 is attached to the back part of the magnetic core 3 of the transformer 2, so that the PFC inductor achieves the effect of a closed-loop magnetic circuit, a PFC element is further reduced, the product size is reduced, the weight is lightened, and the purpose of saving the manufacturing cost is achieved.

The working principle is as follows: the magnetic core 3 is sleeved inside the first framework 4, the first framework 4 is provided with the winding, the first framework is made to form the PFC inductor 1, the magnetic core 3 is respectively sleeved inside the second framework 5, the plurality of windings are arranged, the second framework is made to form the transformer 2, the PFC inductor 1 is attached to the back of the magnetic core 3 of the transformer 2, and the effect of a closed-loop magnetic circuit is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel PFC inductance and transformer integrated configuration, includes PFC inductance (1), transformer (2), its characterized in that: PFC inductance (1) includes magnetic core (3), magnetic core (3) outside cover is established inside first skeleton (4), transformer (2) are including second skeleton (5), all overlap and be equipped with magnetic core (3) about second skeleton (5), PFC inductance (1) adopts BBN integrated configuration with transformer (2).

2. The novel PFC inductor and transformer combination structure of claim 1, wherein: and a terminal (6) is arranged at the bottom of the first framework (4).

3. The novel PFC inductor and transformer combination structure of claim 1, wherein: the left and right parts of the bottom end of the second framework (5) are provided with terminals (6).

4. The novel PFC inductor and transformer combination structure of claim 1, wherein: a winding is arranged outside the first framework (4) and is hung on a terminal (6) corresponding to the framework.

5. The novel PFC inductor and transformer combination structure of claim 1, characterized in that: and a plurality of windings are arranged outside the second framework (5) and are hung on the terminals (6) corresponding to the framework.

6. The novel PFC inductor and transformer combination structure of claim 1, wherein: one side of the PFC inductor (1) is attached to the back of a magnetic core (3) of the transformer (2).