CN211929250U

CN211929250U - Staggered parallel magnetic current sensor

Info

Publication number: CN211929250U
Application number: CN202021003844.9U
Authority: CN
Inventors: 卢国胜; 李政平
Original assignee: Getwell Electronic Huizhou Co ltd
Current assignee: Getwell Electronic Huizhou Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-11-13
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a crisscross parallelly connected magnetic current collection sensor, including bottom plate, two coils, two magnetic cores that are the bilateral symmetry setting and two baffles that are the bilateral symmetry setting, every magnetic core is "U" word shape structure, insert respectively in one of them one end of two coils after the baffle of homonymy is all run through to two tip of one of them magnetic core, insert respectively in the other end of two coils after the baffle of homonymy is all run through to two tip of another magnetic core, two tip of one of them magnetic core and two tip of another magnetic core are leaned on together in one-to-one correspondence, two magnetic cores are after two magnetic cores and two coils are assembled, two magnetic cores are fixed on the bottom plate; the bottom plate is provided with a wire outlet hole for the end part of each coil to pass through from top to bottom; the utility model discloses a with two coil integrations back in an inductor, not only can reduce the space that the inductance occupy the circuit board, two coils sharing a pair of magnetic core moreover, so, can improve the utilization ratio of magnetic core.

Description

Staggered parallel magnetic current sensor

Technical Field

The utility model relates to an inductor technical field, concretely relates to crisscross parallelly connected magnetic current collection sensor.

Background

The inductor is a commonly used electronic component in an electronic circuit, and for a PFC circuit, the PFC circuit needs two inductors with large volume, namely two independent inductors with large volume need to be installed on a circuit board when the PFC circuit board is produced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a crisscross parallelly connected magnetic current collection sensor, it is through with two coil integrations back in an inductor, when producing PFC circuit board, not only can reduce the space that the inductance occupy the circuit board, two coil sharing a pair of magnetic core moreover, so, can improve the utilization ratio of magnetic core.

The utility model discloses a crisscross parallelly connected magnetic current collection sensor, including bottom plate, two coils, two magnetic cores that are the bilateral symmetry setting and two baffles that are the bilateral symmetry setting, every magnetic core is "U" word shape structure, insert respectively in one of them one end of two coils after the baffle of homonymy is all run through to one of them both ends of one magnetic core, insert respectively in the other end of two coils after the baffle of homonymy is all run through to two ends of another magnetic core, two ends of one of them magnetic core and two ends of another magnetic core are supported and leaned on together in one-to-one correspondence, two magnetic cores and two coils after assembling, two magnetic cores are fixed on the bottom plate; the bottom plate is provided with a wire outlet hole for the end part of each coil to pass through from top to bottom.

The staggered parallel magnetic current collecting sensor of the utility model is characterized in that the end part of the magnetic core is inserted into the coil and then attached to the inner wall of the coil; after adopting this kind of structure, after the tip of magnetic core inserted the coil, the coil can be with the tip tight fit of magnetic core, so, can avoid the phenomenon that the relative magnetic core rocks to appear in the coil.

The utility model discloses a crisscross parallelly connected magnetic current collection sensor, wherein, two coils are formed by flat wire coiling; through adopting the flat wire to wind the coil, in this way, each inner wall of the coil after the winding is a smooth surface, thereby being capable of ensuring that the inner wall of the coil is better attached to the outer wall of the magnetic core.

The utility model discloses a crisscross parallelly connected magnetic current collection sensor, wherein, the leading-out terminal of coil passes through corresponding wire hole after fixed with the bottom plate through the glue of filling in the wire hole; by adopting the structure, the leading-out end of the coil can be reliably fixed.

The staggered parallel magneto-resistive sensor of the utility model is characterized in that the lower surface of each magnetic core is provided with a glue groove, and the magnetic cores and the bottom plate are fixed on the bottom plate through glue filled in the glue grooves; with this configuration, the magnetic core can be reliably fixed to the base plate.

The utility model discloses a back in an inductor with two coil integrations, when producing PFC circuit board, not only can reduce the space that the inductance occupy the circuit board, a pair of magnetic core of two coil commonness moreover, so, can improve the utilization ratio of magnetic core.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic bottom view of two magnetic cores abutted against each other;

fig. 4 is a schematic top view of the base plate.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of 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 technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses a crisscross parallelly connected magnetic current collection sensor, including bottom plate 1, two coils 2, two magnetic cores 3 that are bilateral symmetry setting and two baffles 4 that are bilateral symmetry setting, every magnetic core 3 is "U" word shape structure, insert respectively in one of them one end of two coils 2 after two tip of one of them magnetic core 3 all run through baffle 4 of homonymy, insert respectively in the other end of two coils 2 after two tip of another magnetic core 3 all run through baffle 4 of homonymy, two tip of one of them magnetic core 3 and two tip of another magnetic core 3 are leaned on together in one-to-one correspondence, two magnetic cores 3 are fixed on bottom plate 1 with two coils 2 after assembling; the bottom plate 1 is provided with a wire outlet hole 11 through which the end part of each coil 2 passes from top to bottom; the utility model discloses a back in an inductor with two coil integrations, when producing PFC circuit board, not only can reduce the space that the inductance occupy the circuit board, a pair of magnetic core of two coil commonness moreover, so, can improve the utilization ratio of magnetic core.

The end part of the magnetic core 3 is inserted into the coil 2 and then attached to the inner wall of the coil 2; after adopting this kind of structure, after the tip of magnetic core inserted the coil, the coil can be with the tip tight fit of magnetic core, so, can avoid the phenomenon that the relative magnetic core rocks to appear in the coil.

The two coils 2 are wound by flat wires; through adopting the flat wire to wind the coil, in this way, each inner wall of the coil after the winding is a smooth surface, thereby being capable of ensuring that the inner wall of the coil is better attached to the outer wall of the magnetic core.

The leading-out end of the coil 2 passes through the corresponding wire outlet hole 11 and then is fixed with the bottom plate 1 through glue filled in the wire outlet hole 11; by adopting the structure, the leading-out end of the coil can be reliably fixed.

The lower surface of each magnetic core 3 is provided with a glue groove 31, and the magnetic cores 3 and the bottom plate 1 are fixed on the bottom plate 1 through glue filled in the glue grooves 31; with this configuration, the magnetic core can be reliably fixed to the base plate.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. Crisscross parallelly connected magnetic current collection inductor, its characterized in that: the magnetic core structure comprises a bottom plate (1), two coils (2), two magnetic cores (3) which are arranged in a bilateral symmetry mode and two partition plates (4) which are arranged in a bilateral symmetry mode, wherein each magnetic core (3) is of a U-shaped structure, two end parts of one magnetic core (3) penetrate through the partition plates (4) on the same side and then are respectively inserted into one end of each of the two coils (2), two end parts of the other magnetic core (3) penetrate through the partition plates (4) on the same side and then are respectively inserted into the other ends of the two coils (2), the two end parts of one magnetic core (3) and the two end parts of the other magnetic core (3) are abutted against each other in a one-to-one correspondence mode, after the two magnetic cores (3) and the two coils (2) are assembled, the two magnetic cores (3) are fixed on; and the bottom plate (1) is provided with wire outlet holes (11) for the end parts of the coils (2) to penetrate through from top to bottom.

2. The interleaved parallel magneto inductor of claim 1, wherein the ends of the magnetic core (3) are inserted into the coil (2) and then attached to the inner wall of the coil (2).

3. The interleaved parallel magneto inductor of claim 1, wherein both coils (2) are wound from flat wire.

4. The interleaved parallel magneto inductor according to claim 1, wherein the leading-out terminal of the coil (2) is fixed to the base plate (1) by glue filled in the wire outlet hole (11) after passing through the corresponding wire outlet hole (11).

5. The interleaved parallel magneto inductor according to claim 1, wherein each magnetic core (3) is provided with a glue groove (31) on a lower surface thereof, and the magnetic core (3) and the base plate (1) are fixed on the base plate (1) by glue filled in the glue groove (31).