CN218100920U

CN218100920U - EE choke coil

Info

Publication number: CN218100920U
Application number: CN202222442039.1U
Authority: CN
Inventors: 张志琪
Original assignee: Haining Liya Technology Co ltd
Current assignee: Haining Liya Technology Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2022-12-20
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses an EE choking coil, which comprises a magnetic core, a framework and a coil, wherein the framework comprises a base, a supporting column for winding the coil and an upper limiting plate, the bottoms of the two sides of the base are respectively provided with a pin part, the supporting column is vertically arranged on the base, the top of the supporting column is provided with the upper limiting plate, the middle part of the upper limiting plate is provided with a limiting groove, and a base groove is arranged between the two pin parts; the coil is wound on the surface of the supporting column, the magnetic core is sleeved on the outer side of the framework, the upper portion of the magnetic core is embedded in the limiting groove, and the lower portion of the magnetic core is embedded in the groove of the base. The utility model discloses a EE choke coil simple structure, convenient to use through set up spacing recess and base recess on the skeleton, installs the magnetic core on spacing recess and base recess, can effectively reduce holistic volume to the magnetic core is nearer apart from the skeleton, also can reduce the quantity of copper line, occupies PCB board space still less.

Description

EE choke coil

Technical Field

The utility model relates to a choke coil technical field, concretely relates to EE choke coil.

Background

At present, the existing choke coil is large in size, so that more copper wires need to be wound, and more PCB space is occupied.

Based on the circumstances, the utility model provides a EE choke coil can effectively solve above one kind or multiple problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an EE choke coil. The utility model discloses a EE choke coil simple structure, convenient to use through set up spacing recess and base recess on the skeleton, installs the magnetic core on spacing recess and base recess, can effectively reduce holistic volume to the magnetic core is nearer apart from the skeleton, also can reduce the quantity of copper line, occupies PCB board space still less.

The utility model discloses a following technical scheme realizes:

an EE choking coil comprises a magnetic core, a framework and a coil,

the framework comprises a base, a supporting column for winding a coil and an upper limiting plate, wherein the bottoms of two sides of the base are respectively provided with a pin part, the base is vertically provided with the supporting column, the top of the supporting column is provided with the upper limiting plate, the middle part of the upper limiting plate is provided with a limiting groove, and a base groove is arranged between the two pin parts;

the coil is wound on the surface of the support column, the magnetic core is sleeved on the outer side of the framework, the upper portion of the magnetic core is embedded in the limiting groove, and the lower portion of the magnetic core is embedded in the groove of the base.

Preferably, the magnetic core is formed by combining an upper base and a lower base, and the cross section of the magnetic core is rectangular.

Preferably, each of the lead parts is provided with grooves at equal intervals.

Preferably, the number of the grooves is 2.

Preferably, the pin part is provided with a pin.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

the utility model discloses a EE choke coil simple structure, convenient to use through set up spacing recess and base recess on the skeleton, installs the magnetic core on spacing recess and base recess, can effectively reduce holistic volume to the magnetic core is nearer apart from the skeleton, also can reduce the quantity of copper line, occupies PCB board space still less.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic bottom view of the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and should not be construed as limiting the present patent.

Example 1:

as shown in fig. 1 to 3, the present invention provides an EE choke coil, comprising a magnetic core 1, a bobbin 2 and a coil 3,

the bobbin 2 comprises a base 21, support columns for winding the coil 3 and an upper limiting plate 22, the bottoms of two sides of the base 21 are respectively provided with a pin part 23, the base 21 is vertically provided with the support columns, the tops of the support columns are provided with the upper limiting plate 22, the middle part of the upper limiting plate 22 is provided with a limiting groove 221, and a base groove 231 is arranged between the two pin parts 23;

wherein, coil 3 convolutes on the support column surface, the skeleton 2 outside is located to magnetic core 1 cover, just in the limit groove 221 is inlayed and located to 1 upper portion of magnetic core, 1 lower part of magnetic core is inlayed and is located in base recess 231.

Example 2:

Through set up spacing recess 221 and base recess 231 on last limiting plate 22 and pin portion 23, then install magnetic core 1 in spacing recess 221 and base recess 231, effectively reduced holistic volume.

Further, in another embodiment, the magnetic core 1 is formed by combining an upper base 11 and a lower base 12, and the cross section of the magnetic core 1 is rectangular.

The magnetic core 1 of base combination about setting up is convenient for magnetic core 1 and is assembled on skeleton 2.

Further, in another embodiment, the grooves 232 are equally spaced on each of the lead portions 23.

Further, in another embodiment, the number of the grooves 232 is 2.

The provision of the recess further reduces the overall weight.

Further, in another embodiment, the lead portion 23 is provided with a lead 233.

According to the description and the drawings of the present invention, the EE choke coil of the present invention can be easily manufactured or used by those skilled in the art, and can produce the positive effects described in the present invention.

Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for the convenience of description and simplification of the description, but it does 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 therefore the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and are not to be construed as limiting the present patent, and it is possible for a person having ordinary skill in the art to understand the specific meaning of the above terms according to the specific circumstances in conjunction with the drawings.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; 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 as a specific case by those skilled in the art.

The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims

1. An EE choke coil, characterized in that: comprises a magnetic core, a framework and a coil,

the coil is wound on the surface of the supporting column, the magnetic core is sleeved on the outer side of the framework, the upper portion of the magnetic core is embedded in the limiting groove, and the lower portion of the magnetic core is embedded in the groove of the base.

2. The EE choke coil of claim 1, characterized in that: the magnetic core is formed by combining an upper base and a lower base, and the cross section of the magnetic core is rectangular.

3. The EE choke coil of claim 1, characterized in that: grooves are arranged on each lead part at equal intervals.

4. The EE choke coil of claim 3, characterized in that: the number of the grooves is 2.

5. The EE choke coil of claim 1, characterized in that: the pin part is provided with a pin.