CN216597252U

CN216597252U - Transformer winding structure

Info

Publication number: CN216597252U
Application number: CN202123305314.7U
Authority: CN
Inventors: 邵明绪; 安凯; 李谈; 吕庆; 张建华
Original assignee: Xi'an Shijiusui Information Technology Co ltd
Current assignee: Xi'an Shijiusui Information Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-24
Anticipated expiration: 2031-12-24

Abstract

The utility model provides a transformer coiling structure, including primary, secondary and magnetic core, its characterized in that: the magnetic core comprises a magnetic core inner ring and a magnetic core outer ring, the secondary coil is wound on the magnetic core inner ring, the primary coil comprises a first primary coil and a second primary coil which are connected in series, the first primary coil is wound on the magnetic core inner ring, and the second primary coil is wound on the magnetic core outer ring. According to the secondary winding, under the condition that no extra device is added, through improving the winding mode of the transformer and changing the number of turns of the coil, a relatively accurate series inductance can be obtained on a circuit, so that when the secondary coil generates an electric arc, the current and the efficiency of the primary coil can be controlled in a relatively good range, the efficiency of the whole machine is improved, and the duration time of the electric arc is longer.

Description

Transformer winding structure

Technical Field

The utility model relates to a transformer technical field, concretely relates to transformer coiling structure.

Background

The existing electric arc lighter or high-voltage discharge circuit uses a common transformer, the transformer is realized by winding a primary coil and a secondary coil on an iron core, and the current winding mode can all encounter various problems caused by the leakage inductance of the transformer: the leakage inductance is large, the current is insufficient, the leakage inductance is small, the efficiency is low, an ideal effect is difficult to achieve, the leakage inductance of the transformer is determined by an assembly process and cannot be accurately controlled, the final effect of a product cannot be accurately controlled, the differentiation between products is obvious, and the higher requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

Based on the problems and the defects existing in the prior art, the application provides a transformer winding structure, the winding mode of a transformer coil is improved, one leakage inductance is considered to be added, an inductance device is not additionally added, the transformer winding structure is applied to miniaturized equipment, and the competitiveness of products is improved.

The utility model provides a lighter transformer coiling structure, includes primary, secondary and magnetic core, its characterized in that: the magnetic core comprises a magnetic core inner ring and a magnetic core outer ring, the secondary coil is wound on the magnetic core inner ring, the primary coil comprises a first primary coil and a second primary coil which are connected in series, the first primary coil is wound on the magnetic core inner ring, and the second primary coil is wound on the magnetic core outer ring.

Further, the secondary coil is spaced from and parallel to a plane in which two coils of the first primary coil that are immediately adjacent to each other are located.

Furthermore, the second primary coil is wound on the outer ring of the magnetic core in the transverse direction, and a coil plane where any coil in the second primary coil is wound in the transverse direction does not intersect with a coil plane where any coil in the first primary coil is wound in the transverse direction.

Furthermore, the second primary coil is longitudinally wound on the outer ring of the magnetic core, and the plane where the longitudinally wound second primary coil is close to the coil of the first primary coil does not intersect with the first primary coil.

Furthermore, the magnetic core comprises an upper magnetic core and a lower magnetic core, the upper magnetic core and the lower magnetic core are arranged at an interval, the secondary coil is wound on the inner ring of the upper magnetic core, the first primary coil is wound on the inner ring of the lower magnetic core, the second primary coil is wound on the outer ring of the lower magnetic core, and the coil plane of any coil in the transversely wound second primary coil does not intersect with the coil plane of any coil in the first primary coil.

Furthermore, the magnetic core comprises an upper magnetic core and a lower magnetic core, the upper magnetic core and the lower magnetic core are arranged at an interval, the secondary coil is wound on the inner ring of the upper magnetic core, the first primary coil is wound on the inner ring of the lower magnetic core, the second primary coil is wound on the outer rings of the upper magnetic core and the lower magnetic core in a wrapping mode, and the plane where the second primary coil which is wound longitudinally is close to the first primary coil does not intersect with the first primary coil.

Further, go up the magnetic core and be E style of calligraphy structure, down the magnetic core be for with go up the magnetic core structure and the same and relative E style of calligraphy structure that sets up of shape.

Has the advantages that: according to the secondary winding, under the condition that no extra device is added, through improving the winding mode of the transformer and changing the number of turns of the coil, a relatively accurate series inductance can be obtained on a circuit, so that when the secondary coil generates an electric arc, the current and the efficiency of the primary coil can be controlled in a relatively good range, the efficiency of the whole machine is improved, and the duration time of the electric arc is longer.

Drawings

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

Fig. 1 is a schematic diagram of a second primary coil transverse winding structure of the present invention;

fig. 2 is a schematic structural view of the second primary coil of the present invention.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is to be understood that the embodiments described below within the scope of the appended claims may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative.

Example 1:

as shown in fig. 1, a lighter transformer winding structure includes a primary coil 1, a secondary coil 2 and a magnetic core 3, the magnetic core 3 includes a magnetic core inner ring 31 and a magnetic core outer ring 32, the secondary coil 2 is wound on the magnetic core inner ring 31, the primary coil 1 includes a first primary coil 11 and a second primary coil 12 which are connected in series, wherein the first primary coil 11 is wound on the magnetic core inner ring 31, and the second primary coil 12 is wound on the magnetic core outer ring 32.

The secondary coil 2 and the first primary coil 11 of this embodiment are wound at intervals, that is, a plane where a lowermost coil of the secondary coil is located is spaced from a plane where an uppermost coil of the first primary coil is located, and is approximately parallel or parallel.

Specifically, the second primary coil 12 may be wound around the outer ring of the magnetic core 3 in the transverse direction, and a coil plane where any one of the second primary coils 12 wound in the transverse direction is located does not intersect with a coil plane where any one of the first primary coils 11 is located. This ensures that the magnetic induction lines of the first primary coil and the second primary coil do not influence each other.

In the embodiment, the second primary coil 12 is added, an inductor is manufactured on the original coil circuit, only a part of copper wires of the primary coil is wound on the outer ring of the magnetic core of the transformer, the magnetic induction wire of the second primary coil 12 and the magnetic induction wire of the first primary coil 11 are not interfered with each other, so that the use of the first primary coil 11 is not influenced, and the inductor of the second primary coil 12 can be controlled by the number of turns of the coil, so that a relatively accurate series inductor can be obtained on the circuit, and thus when an electric arc is generated by the first secondary coil 11, the current and the efficiency of the first primary coil 11 can be controlled in a relatively good range, and a spike effect cannot occur.

In addition, for better implementing this patent, this embodiment has enumerated a specific magnetic core structure for explaining this embodiment, and what this embodiment the magnetic core includes upper magnetic core and lower magnetic core, and upper magnetic core includes interior magnetic core and outer magnetic core, and lower magnetic core also includes interior magnetic core and outer magnetic core, upper magnetic core with lower magnetic core relative interval sets up, secondary coil winding is in on the inner circle of upper magnetic core, first primary coil winding is in on the inner circle of lower magnetic core, second primary coil winding is in on the outer lane of lower magnetic core, and the coil plane of any coil in the second primary coil of horizontal winding does not intersect with the coil plane of any coil in the first primary coil. Specifically, go up the magnetic core and be E style of calligraphy structure, down the magnetic core be for with go up the magnetic core structure and the same and relative E style of calligraphy structure that sets up of shape.

Example 2:

as shown in fig. 2, a lighter transformer winding structure includes a primary coil 1, a secondary coil 2 and a magnetic core 3, the magnetic core 3 includes a magnetic core inner ring 31 and a magnetic core outer ring 32, the secondary coil 2 is wound on the magnetic core inner ring 31, the primary coil 1 includes a first primary coil 11 and a second primary coil 12 which are connected in series, wherein the first primary coil 11 is wound on the magnetic core inner ring 31, and the second primary coil 12 is wound on the magnetic core outer ring 32.

Specifically, the second primary coil 12 may be longitudinally wound around the outer ring of the magnetic core 3, the second primary coil 12 is longitudinally wound around the outer ring of the magnetic core, and a plane where the longitudinally wound second primary coil is located next to the coil of the first primary coil does not intersect with the first primary coil 11. This ensures that the magnetic induction lines of the first primary coil and the second primary coil do not influence each other.

In the embodiment, the second primary coil 12 is also added, an inductor is manufactured on the original coil circuit, only a part of copper wires of the primary coil is wound on the outer ring of the magnetic core of the transformer, the magnetic induction wire of the second primary coil 12 and the magnetic induction wire of the first primary coil 11 are not interfered with each other, so that the use of the first primary coil 11 is not influenced, and the inductor of the second primary coil 12 can be controlled by the number of turns of the coil, so that a relatively accurate series inductor can be obtained on the circuit, and thus when an electric arc is generated by the first secondary coil 11, the current and the efficiency of the first primary coil 11 can be controlled in a relatively good range, and a spike effect cannot occur.

In addition, the magnetic core comprises an upper magnetic core and a lower magnetic core, the upper magnetic core and the lower magnetic core are arranged at an interval, the upper magnetic core comprises an inner magnetic core and an outer magnetic core, the lower magnetic core also comprises an inner magnetic core and an outer magnetic core, the secondary coil is wound on the inner ring of the upper magnetic core, the first primary coil is wound on the inner ring of the lower magnetic core, the second primary coil is wound on the outer rings of the upper magnetic core and the lower magnetic core in a wrapping mode, and the plane where the longitudinally wound second primary coil is close to the coil of the first primary coil does not intersect with the first primary coil.

Go up the magnetic core and be E style of calligraphy structure, down the magnetic core be for with go up the magnetic core structure and the same and relative E style of calligraphy structure that sets up of shape.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a transformer coiling structure, includes primary, secondary and magnetic core, its characterized in that: the magnetic core comprises a magnetic core inner ring and a magnetic core outer ring, the secondary coil is wound on the magnetic core inner ring, the primary coil comprises a first primary coil and a second primary coil which are connected in series, the first primary coil is wound on the magnetic core inner ring, and the second primary coil is wound on the magnetic core outer ring.

2. The transformer winding structure of claim 1, wherein: the secondary coil is spaced from and parallel to a plane where two coils of the first primary coil that are immediately adjacent to each other are located.

3. The transformer winding structure of claim 2, wherein: the second primary coil is transversely wound on the outer ring of the magnetic core, and the plane of the coil where any coil in the transversely wound second primary coil is located does not intersect with the plane of the coil where any coil in the first primary coil is located.

4. The transformer winding structure of claim 2, wherein: the second primary coil is longitudinally wound on the outer ring of the magnetic core, and the plane where the second primary coil which is longitudinally wound is close to the coil of the first primary coil does not intersect with the first primary coil.

5. The transformer winding structure of claim 3, wherein: the magnetic core comprises an upper magnetic core and a lower magnetic core, the upper magnetic core and the lower magnetic core are arranged at opposite intervals, the secondary coil is wound on the inner ring of the upper magnetic core, the first primary coil is wound on the inner ring of the lower magnetic core, the second primary coil is wound on the outer ring of the lower magnetic core, and the coil plane of any coil in the second primary coil wound transversely does not intersect with the coil plane of any coil in the first primary coil.

6. The transformer winding structure of claim 3, wherein: the magnetic core includes magnetic core and lower magnetic core, go up the magnetic core with the relative interval setting of magnetic core down, secondary coil coiling is in on the inner circle of going up the magnetic core, first primary coil coiling is in on the inner circle of magnetic core down, second primary coil parcel coiling is in on the outer lane of going up magnetic core and lower magnetic core, and the second primary coil of vertical coiling closely adjacent to first primary coil's the plane at coil place with first primary coil non-intersect.

7. The transformer winding structure of claim 5 or 6, wherein: go up the magnetic core and be E style of calligraphy structure, down the magnetic core be for with go up the magnetic core structure and the same and relative E style of calligraphy structure that sets up of shape.