CN220474458U

CN220474458U - Magnetic ring inductor with high-stability winding

Info

Publication number: CN220474458U
Application number: CN202321846020.1U
Authority: CN
Inventors: 李雄锋; 董君斌; 何峰; 杨竞赛
Original assignee: Hangzhou Pujing Electronic Technology Co ltd
Current assignee: Hangzhou Pujing Electronic Technology Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-02-09
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to a magnetic ring inductor with high-stability winding, which relates to the field of magnetic ring inductors and comprises windings, a base and a magnetic ring body fixedly arranged on the base, wherein four magnetic ring convex parts are fixedly arranged on the outer circular end surface of the magnetic ring body respectively, through holes are formed in each magnetic ring convex part, arc grooves are formed in the root parts, close to the magnetic ring body, of each magnetic ring convex part, inner concave cavities are symmetrically distributed on the inner ring side wall of the magnetic ring body.

Description

Magnetic ring inductor with high-stability winding

Technical Field

The utility model relates to the field of magnetic ring inductances, in particular to a magnetic ring inductance with high-stability winding.

Background

The magnetic ring inductor is an important component in electronic devices, and the winding of the upper coil in the traditional magnetic ring inductor is unstable at present, and especially the stability of the coil is greatly reduced on the annular structure of the magnetic ring, so that the upper coil is easy to shift in the process of transportation or packaging or base assembly, the quality of the inductor is greatly reduced, and the coil is loose and is scrapped.

Disclosure of Invention

The utility model aims to provide a magnetic ring inductor with high-stability winding so as to solve the problems in the background technology.

The utility model solves the technical problems by adopting the following technical scheme:

the utility model provides a high-stability wire-wound magnetic ring inductance, includes wire winding, base and fixed mounting are in the magnetic ring body on the base, be provided with four magnetic ring bellying on the circular terminal surface in the magnetic ring body outside respectively, every all be provided with the through-hole in the magnetic ring bellying, every magnetic ring bellying both sides are being close to the root of magnetic ring body all is provided with the arc recess, be bilateral symmetry distribution on the magnetic ring body inner circle lateral wall and be provided with the indent, the wire winding is twined respectively on the left and right sides on the magnetic ring body, just the coil that the wire winding formed is in upper and lower both ends position department respectively imbeds in the arc recess with in the recess of indent tip, be provided with four wire grooves in the base, both sides four wire ends that extend after the wire winding are respectively imbeds and pass corresponding the wire groove, be provided with the pin casting die on the base front and back both sides respectively, be provided with the elasticity casting die respectively between the two magnetic ring bellying that are located the homonymy.

Preferably, semi-cylindrical protrusions are respectively arranged on the left side and the right side of the upper side of the base, each semi-cylindrical protrusion is respectively embedded in the corresponding arc-shaped groove, and meanwhile, a clamping position is formed between the arc-shaped groove arranged in the magnetic ring protruding portion at the bottom and the base, so that the stability of the magnetic ring body on the base is further improved.

Preferably, the elastic pressing piece comprises an elastic arc panel, two sides of the elastic arc panel are respectively provided with an extension wing plate, two connecting parts are fixedly connected to the extension wing plates at the upper side, each connecting part is respectively provided with a through hole, the two connecting parts are respectively positioned at the front side and the rear side of the magnetic ring protruding part, a rotating shaft is arranged between the through holes of the connecting parts and the through holes in the magnetic ring protruding part for rotation, two elastic fixing plates are fixedly arranged on the extension wing plates at the lower side, clamping columns are respectively fixedly arranged on the inner side end surfaces of each elastic fixing plate, and are embedded into the through holes in the magnetic ring protruding parts at the lower side, so that after winding wires are wound on the two sides of the magnetic ring body, the elastic arc panel covers the winding wires, and the elastic fixing plates have certain bending elasticity, so that the elastic fixing plates at the two sides can be pulled out, the clamping columns are embedded into the through holes of the magnetic ring protruding parts, the protruding parts are pressed onto the winding wires, and the loose winding wires are further effectively prevented from occurring.

Preferably, the elastic fixing plate has a triangular shape.

Preferably, the pin pressing piece comprises a transverse pressing plate, pressing blocks are fixedly connected to two ends of the transverse pressing plate respectively, each pressing block is embedded into the corresponding lead groove respectively, and the transverse pressing plate is abutted to the end face of the base.

Preferably, the lower end face of each pressing block is fixedly connected with a pin, each pin is provided with a pin groove, and the lead end penetrates through the corresponding pin groove.

Preferably, the front end face and the rear end face of the base are respectively provided with an opening groove, and the transverse pressing plates are respectively embedded into the corresponding opening grooves.

The utility model has the advantages and positive effects that:

1. according to the utility model, firstly, the coils of the inductor are wound on the two magnetic ring protruding parts, the coils at the upper end and the lower end are respectively embedded in the arc-shaped grooves and the grooves at the end parts of the inner concave cavities, so that the overall stability of the coils can be greatly improved, the running is not easy to occur, and secondly, the coils are further pressed outside the coils by utilizing the elastic pressing piece, so that the stability of the coils is further improved, and meanwhile, the problem that the coils are loose can be effectively avoided.

2. At inductance coil's lead terminal, accomodate the lead terminal, can effectually reduce its space that occupies, the bottom adopts the pin can effectually improve the packaging efficiency of inductance simultaneously, can be abundant assurance distance between the lead terminal.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram of a magnetic ring inductor with high stability winding in a three-dimensional structure;

FIG. 2 is a schematic diagram of a magnetic ring inductor with high stability winding according to the present utility model;

FIG. 3 is a schematic diagram showing the bottom view of a magnetic loop inductor with high stability winding according to the present utility model;

FIG. 4 is a partially enlarged front view of the structure of FIG. 1A according to the present utility model;

FIG. 5 is a schematic view of the part pin press 3 of FIG. 1 according to the present utility model;

FIG. 6 is a schematic view of the elastic pressing member 5 of FIG. 1 according to the present utility model;

fig. 7 is a schematic structural diagram of a magnetic ring body 1 and a base 2 of a magnetic ring inductance component with high stable winding in the present utility model.

The index marks in the drawings are as follows: a magnetic ring body 1; a base 2; a pin pressing piece 3; a winding 4; an elastic pressing piece 5; a rotating shaft 6; a magnetic ring boss 10; an arc-shaped groove 11; an inner cavity 13; a semi-cylindrical protrusion 20; a wiring groove 21; a transverse pressing plate 30; a briquette 31; pins 32; a pin groove 33; a lead terminal 41; an elastic arc panel 50; a connection portion 51; an elastic fixing plate 52; a clamping post 53.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The utility model will now be described in detail with reference to fig. 1-7, wherein for convenience of description, the orientations described below are now defined as follows: the vertical, horizontal, vertical, front-to-back directions described below are the same as the vertical, horizontal, vertical, and horizontal directions of the view of fig. 1. Fig. 1 is a front view of the device of the present utility model, and the direction of fig. 1 is the same as the vertical, horizontal, vertical, front-to-back, horizontal, and horizontal directions of the device of the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically linked, may be directly linked, may be indirectly linked through an intermediary, and may be in communication with the interior of at least two elements or in an interaction relationship between at least two elements, unless explicitly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiments of the utility model are described in further detail below with reference to the attached drawing figures:

referring to fig. 1-7, an embodiment of the present utility model is provided: the utility model provides a high-stability wire-wound magnetic ring inductance, includes wire winding 4, base 2 and fixed mounting are in magnetic ring body 1 on the base 2, be provided with four magnetic ring bellying 10 respectively on the circular terminal surface in magnetic ring body 1 outside, every all be provided with the through-hole in the magnetic ring bellying 10, thereby be located two in the left and right sides just be between the magnetic ring bellying 10 wire winding region of wire winding 4, simultaneously at every magnetic ring bellying 10 both sides are being close to the root of magnetic ring body 1 all is provided with arc recess 11, and be bilateral symmetry distribution on the inner circle lateral wall of magnetic ring body 1 and be provided with inner concave cavity 13, let wire winding 4 twine respectively in the time of forming on the wire winding region of formation, upper and lower both ends position department coil imbeds respectively in arc recess 11 with in the recess of inner concave cavity 13 tip, can improve the holistic stability of coil moreover, be difficult for the running line, simultaneously in base 2 link up and set up four wire guide grooves 21, four wire ends 41 after 4 twine respectively imbeds respectively and pass corresponding wire guide grooves 21, will be corresponding wire guide grooves 21, will be taken up the wire guide wire groove 21 and the wire guide member 4 can be compressed tightly the end and can be further in the wire guide member 4 is in the wire guide member 4 to the side is effectively to the side is in the wire guide groove 4, can be compressed tightly the side is in the wire guide member 4 to the side is better, the end is taken down the wire guide wire groove is better and the end is compressed tightly and the end.

It should be noted that, in order to further improve the stability of the magnetic ring body 1 on the base 2, in this embodiment, semi-cylindrical protrusions 20 are respectively disposed on the left and right sides of the upper side of the base 2, each semi-cylindrical protrusion 20 is respectively embedded in a corresponding arc-shaped groove 11, and meanwhile, a clamping position is formed between the arc-shaped groove 11 disposed in the bottom magnetic ring protrusion 10 and the base 2, so that the stability of the magnetic ring body 1 on the base 2 is further improved.

In addition, in one embodiment, the elastic pressing member 5 includes an elastic arc panel 50, two sides of the elastic arc panel 50 are respectively provided with an extension wing plate, two connecting portions 51 are fixedly connected to the extension wing plate at the upper side, each connecting portion 51 is respectively provided with a through hole, the two connecting portions 51 are respectively located at the front and rear sides of the magnetic ring protruding portion 10 at the upper side, a rotating shaft 6 is installed between the through holes of the connecting portions 51 and the through holes in the magnetic ring protruding portion 10 for rotation, two elastic fixing plates 52 are fixedly installed on the extension wing plate at the lower side, each clamping post 53 is fixedly arranged on the inner side end surface of each elastic fixing plate 52, and is embedded into the through hole in the magnetic ring protruding portion 10 at the lower side, so that after the winding wire 4 is wound on the two sides of the winding wire 4, the elastic arc panel 50 is wound on the winding wire 4, the elastic fixing plates 52 have a certain bending elasticity, so that the elastic fixing plates 52 at the two sides can be pulled out, and the clamping posts 53 are respectively fixedly arranged on the inner side end surfaces of the extension wing plate, and the inner side surfaces of the elastic fixing plates are embedded into the through holes of the magnetic ring protruding portion 10, so that the winding wire 4 is prevented from being further pressed into the through holes of the winding wire 4, and the winding wire 4 is further prevented from being loose.

In addition, in one embodiment, the elastic fixing plate 52 is triangular, and the long side of the bottom of the triangle is fixed, so that the toughness of the elastic fixing plate can be improved, and the tip is forced to be pulled out, so that the force can be conveniently applied.

In addition, in one embodiment, the pin pressing member 3 includes a transverse pressing plate 30, two ends of the transverse pressing plate 30 are respectively and fixedly connected with a pressing block 31, each pressing block 31 is respectively embedded in a corresponding lead groove 21, the transverse pressing plate 30 is abutted to an end face of the base 2, a pin 32 is respectively and fixedly connected to a lower end face of each pressing block 31, a pin groove 33 is respectively formed in each pin 32, and the lead ends 41 pass through the corresponding pin grooves 33, so that the protruding pressing blocks 31 are embedded in the lead grooves 21, the lead ends 41 accommodated in the lead grooves 21 are further pressed and fixed, and the tail ends of the lead ends 41 pass through the pin grooves 33, so that the assembly efficiency of the inductor can be effectively improved by using the pins 32, and the distance between the lead ends 41 can be sufficiently ensured.

In addition, in one embodiment, the front and rear end surfaces of the base 2 are respectively provided with open grooves, and the transverse pressing plates 30 are respectively embedded in the corresponding open grooves.

In the specific implementation, firstly, the magnetic ring body 1 is mounted at the upper end of the base 2, the semi-cylindrical protrusions 20 at two sides are respectively embedded in the arc-shaped grooves 11 arranged in the two magnetic ring protrusions 10 at the lower side to form clamping positions, so that the stability of the magnetic ring body 1 on the base 2 is improved, then the winding wire 4 is wound between the two magnetic ring protrusions 10 at the left side and the right side to form a winding area of the winding wire 4, after the winding wire 4 is wound on the two sides of the magnetic ring body 1, the elastic arc panel 50 is covered on the winding wire 4, the elastic fixing plate 52 has certain bending elasticity, so that the elastic fixing plate 52 at two sides can be pulled out, the clamping posts 53 are embedded in the through holes of the magnetic ring protrusions 10, the protrusions of the elastic arc panel 50 are pressed onto the winding wire 4, the winding wire 4 is further stabilized, finally, the lead ends 41 formed at two sides penetrate through the lead wire grooves 21 to be stored, and after the lead wire pressing piece 3 is covered at the front end and the rear end of the base 2, the lead wire pressing piece 31 is pressed into the lead wire grooves 21, and the lead wire 41 are further embedded into the lead wire 41 at the lead wire pressing ends 41.

It should be emphasized that the examples described herein are illustrative rather than limiting, and therefore the utility model is not limited to the examples described in the detailed description, but rather falls within the scope of the utility model as defined by other embodiments derived from the technical solutions of the utility model by those skilled in the art.

Claims

1. The utility model provides a high stable wire winding magnetic ring inductance, is in including wire winding (4), base (2) and fixed mounting magnetic ring body (1) on base (2), its characterized in that: four magnetic ring protruding portions (10) are fixedly arranged on the outer circular end face of the magnetic ring body (1) respectively, through holes are formed in the magnetic ring protruding portions (10), each magnetic ring protruding portion (10) is provided with arc grooves (11) on two sides close to the root of the magnetic ring body (1), inner cavities (13) are symmetrically distributed on the inner ring side wall of the magnetic ring body (1), winding wires (4) are wound on the magnetic ring body (1) on the left side and the right side respectively, coils formed by winding the winding wires (4) are embedded in the arc grooves (11) and grooves at the end portions of the inner cavities (13) respectively at the positions of the upper end and the lower end portions respectively, four lead wire grooves (21) are distributed in the base (2), four lead wire ends (41) extending out of the winding wires (4) on two sides are embedded through the corresponding lead wire grooves (21) respectively, pin pressing pieces (3) are arranged on the front end face and the rear end face of the base (2) respectively, and elastic pressing pieces (5) are arranged between the two protruding portions (10) on the same side respectively.

2. A highly stable wound magnetic loop inductor as claimed in claim 1 wherein: semi-cylindrical protrusions (20) are respectively arranged on the left side and the right side of the upper side of the base (2), and each semi-cylindrical protrusion (20) is respectively embedded into the corresponding arc-shaped groove (11).

3. A highly stable wound magnetic loop inductor as claimed in claim 1 wherein: the elastic pressing piece (5) comprises an elastic arc panel (50), extension wing plates are respectively arranged on two sides of the elastic arc panel (50), two connecting portions (51) are fixedly connected to the extension wing plates on the upper side, through holes are respectively formed in each connecting portion (51), the two connecting portions (51) are respectively located on the upper side, rotating shafts (6) are arranged between the through holes of the connecting portions (51) and through holes in the magnetic ring protruding portions (10) to rotate, two elastic fixing plates (52) are fixedly arranged on the extension wing plates on the lower side, clamping columns (53) are respectively fixedly arranged on the inner side end faces of each elastic fixing plate (52), and the clamping columns (53) are embedded into the through holes in the magnetic ring protruding portions (10) on the lower side.

4. A highly stable wound magnetic loop inductor as claimed in claim 3 wherein: the elastic fixing plate (52) is triangular.

5. A highly stable wound magnetic loop inductor as claimed in claim 1 wherein: the pin pressing piece (3) comprises a transverse pressing plate (30), pressing blocks (31) are fixedly connected to two ends of the transverse pressing plate (30) respectively, each pressing block (31) is embedded into the corresponding lead groove (21) respectively, and the transverse pressing plate (30) is abutted to the end face of the base (2).

6. A highly stable wound magnetic loop inductor as set forth in claim 5 wherein: the lower end face of each pressing block (31) is fixedly connected with a pin (32) respectively, a pin groove (33) is formed in each pin (32) respectively, and the lead end (41) penetrates through the corresponding pin groove (33).

7. A highly stable wound magnetic loop inductor as set forth in claim 6 wherein: the front end face and the rear end face of the base (2) are respectively provided with an opening groove, and the transverse pressing plates (30) are respectively embedded into the corresponding opening grooves.