CN216957702U

CN216957702U - Mutual inductor and electronic equipment

Info

Publication number: CN216957702U
Application number: CN202123441595.9U
Authority: CN
Inventors: 夏尚; 韦善宁
Original assignee: Huizhou Gloria Technology Co ltd
Current assignee: Huizhou Gloria Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-12
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a mutual inductor and electronic equipment, wherein the mutual inductor comprises a framework, an electromagnetic coil and an iron core, wherein the framework is provided with two convex parts which protrude outwards, and the two convex parts are enclosed to form an opening; an electromagnetic coil is positioned in the opening; the electromagnetic coils are provided with a plurality of groups which are wound on the framework in parallel; the iron core penetrates through the framework and is arranged at intervals with the multiple groups of electromagnetic coils, wherein the multiple groups of electromagnetic coils are wound on the framework in parallel, and each electromagnetic coil can be separated from or overlapped with the framework so as to improve the current of the mutual inductor and facilitate the improvement of the measurement precision of the mutual inductor.

Description

Mutual inductor and electronic equipment

Technical Field

The utility model relates to the technical field of mutual inductors, in particular to a mutual inductor and electronic equipment.

Background

With the development of science and technology, mutual inductors are applied to electronic equipment, in the prior art, the measurement accuracy of the mutual inductors is adjusted through the winding of the whole number of turns of electromagnetic coils in the mutual inductors, however, the measurement accuracy of the mutual inductors cannot be adjusted through the number of half turns of the existing mutual inductors.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to one aspect of the present invention, there is provided a transformer comprising:

the framework is provided with two convex parts which are convex outwards, and the two convex parts are enclosed to form an opening;

an electromagnetic coil within the opening; the electromagnetic coils are provided with a plurality of groups which are wound on the framework in parallel;

and the iron core penetrates through the framework and is arranged at intervals with the plurality of groups of electromagnetic coils.

Optionally, the iron core has two support arms, and the two support arms are arranged oppositely and abut against the outer side wall of the protruding portion.

Optionally, the plurality of sets of electromagnetic coils are respectively detachably wound around the framework.

Optionally, the electromagnetic coils of a plurality of sets are independent of each other.

Optionally, the cross-sectional area of the electromagnetic coil is 0.88 mm, 0.6 mm, 0.53 mm.

Optionally, the framework is provided with a through hole, and the iron core is inserted into the through hole and clamped by the framework.

According to another aspect of the utility model, the utility model provides an electronic device comprising the transformer.

According to the technical scheme, the embodiment of the utility model at least has the following advantages and positive effects:

in the mutual inductor and the electronic equipment, the framework is provided with two convex parts which are convex outwards, and the two convex parts are enclosed to form an opening; an electromagnetic coil is positioned in the opening; the electromagnetic coils are provided with a plurality of groups which are wound on the framework in parallel; the iron core wears to establish the skeleton, and with the multiunit solenoid interval arrangement, wherein, the multiunit solenoid twine in parallelly connected in the skeleton to combine the multiunit solenoid adjusts the measurement accuracy of mutual-inductor, because the multiunit solenoid's parallel relation can realize half a circle number adjustment mutual-inductor's measurement accuracy, improves the accommodation range of the measurement accuracy of mutual-inductor.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic diagram of a transformer according to the present invention;

fig. 2 is an internal schematic view of a transformer according to an embodiment of the present invention;

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise explicitly stated or limited, the terms "connected", "fixed", and the like are to be understood broadly, for example, "fixed" may be fixedly connected, may be detachably connected, or may be integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 and 2, the present invention provides an electronic device including a transformer, wherein the transformer includes a bobbin 10, an electromagnetic coil 20, and a ferrite core 30, and the electromagnetic coil 20 and the ferrite core 30 are connected to the bobbin 10 and are arranged at intervals.

The bobbin 10 is provided with two protrusions 11 protruding outward, and the two protrusions 11 enclose an opening 10a, wherein the opening 10a is used for accommodating the electromagnetic coil 20, and the movement of the electromagnetic coil 20 in the horizontal direction is limited by the two protrusions.

The electromagnetic coil 20 is positioned in the opening 10 a; the electromagnetic coils 20 are provided with a plurality of groups, the plurality of groups of electromagnetic coils 20 are wound on the framework 10 in parallel, and the measurement precision of the transformer is adjusted by combining the plurality of groups of electromagnetic coils 20, and the measurement precision of the transformer can be adjusted by half-turn number due to the parallel connection of the plurality of groups of electromagnetic coils 20, so that the adjustment range of the measurement precision of the transformer is improved.

The multiple groups of electromagnetic coils 20 are respectively detachably wound on the framework 10, the measurement accuracy of the mutual inductor can be adjusted by separating or overlapping the multiple groups of electromagnetic coils 20 relative to the framework 10, and the measurement accuracy of the mutual inductor can be adjusted by half-turn number due to the parallel connection of the multiple groups of electromagnetic coils 20, so that the adjustment range of the measurement accuracy of the mutual inductor is enlarged. Alternatively, the plurality of sets of electromagnetic coils 20 are independent of each other.

Optionally, the cross-sectional area of the electromagnetic coil 20 is 0.88 mm, 0.6 mm, 0.53 mm, which is not limited herein.

The iron core 30 penetrates through the framework 10 and is arranged at intervals with the plurality of groups of electromagnetic coils 20. The iron core 30 has two arms 31, and the two arms 31 are disposed opposite to each other and abut against the outer side wall of the boss 11. The support arm 31 abuts against the outer side wall of the boss portion 11, thereby further reinforcing the restricting action of the boss portion 11 on the electromagnetic coil 20.

The framework 10 is provided with a through hole, and the iron core 30 is inserted into the through hole and clamped by the framework 10.

in the mutual inductor and the electronic equipment of the embodiment of the utility model, the framework 10 is provided with two convex parts 11 which are convex outwards, and the two convex parts 11 are enclosed to form an opening 10 a; the electromagnetic coil 20 is positioned in the opening 10 a; the electromagnetic coils 20 have a plurality of groups, and the electromagnetic coils 20 are wound on the framework 10 in parallel; the iron core 30 penetrates through the framework 10 and is arranged at intervals with the multiple groups of the electromagnetic coils 20, wherein the multiple groups of the electromagnetic coils 20 are wound on the framework 10 in parallel and are combined with the multiple groups of the electromagnetic coils 20 to adjust the measurement precision of the mutual inductor, and the measurement precision of the mutual inductor can be adjusted by half-turn number due to the parallel connection of the multiple groups of the electromagnetic coils 20, so that the adjustment range of the measurement precision of the mutual inductor is improved.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention that are made by using the contents of the specification and the drawings or directly/indirectly applied to other related technical fields are included in the scope of the present invention.

Claims

1. An instrument transformer, comprising:

2. The instrument transformer of claim 1, wherein said core has two arms disposed opposite each other and abutting an outer side wall of said boss.

3. The instrument transformer of claim 1, wherein a plurality of sets of said electromagnetic coils are respectively detachably wound around said bobbin.

4. The instrument transformer of claim 3, wherein a plurality of sets of said electromagnetic coils are independent of each other.

5. The instrument transformer of claim 4, wherein the cross-sectional area of the electromagnetic coil is 0.88 mm, 0.6 mm, 0.53 mm.

6. The transformer of claim 5, wherein the frame is provided with a through hole, and the iron core is inserted into the through hole and engaged by the frame.

7. An electronic device, characterized in that it comprises a mutual inductor according to claims 1-6.