CN213752210U

CN213752210U - A paster base for annular inductance

Info

Publication number: CN213752210U
Application number: CN202023279562.4U
Authority: CN
Inventors: 吴靖中; 吴俊益
Original assignee: Zhuhai Gang Song Electronics Co ltd
Current assignee: Zhuhai Gang Song Electronics Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-07-20
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to the technical field of inductance, in particular to a patch base for an annular inductor, which comprises a main body made of insulating material, wherein a top cover is arranged above the main body, and a plurality of pins extend from the side surface of the main body; the utility model discloses a paster base sets up the top cap in the top of main part, and the paster equipment of being convenient for is automatic to be beaten, reduces the cost of beating, and extends the pin position demand that is provided with a plurality of pin positions and can be applicable to different PCB boards in the side of main part, like magnetic ring coil and common mode coil, reduction in production cost.

Description

A paster base for annular inductance

Technical Field

The utility model relates to an inductance technical field especially relates to a paster base for annular inductance.

Background

Most of the existing patch bases have poor universality and cannot be applied to magnetic ring inductors of various types, the production cost is increased, and the patch bases which are applicable to different types are complex in structure, multiple in parts and inconvenient to assemble, so that the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of above-mentioned prior art, the utility model provides a paster base for annular inductance can be applicable to the annular inductance of different models and the PCB board foot position demand of difference.

The utility model provides a technical scheme that its technical problem adopted does: the utility model provides a paster base for annular inductance, includes the main part that adopts insulating material to make, the top of main part is provided with the top cap, the side of main part extends there are a plurality of feet position.

Furthermore, the end face, relatively close to the top cover, of the main body is provided with a concave position for placing the annular inductor.

Further, the concave position is in a concave arc shape.

Furthermore, the foot position is provided with an opening, and the opening can be provided with a patch terminal.

Further, the peripheral sides of the foot positions are rounded.

Furthermore, the front side and the rear side of the main body are respectively provided with two spaced foot positions.

Furthermore, the left side surface and the right side surface of the main body are respectively provided with one foot position.

Further, the top cover and the main body are integrally formed.

Further, the main body is made of phenolic resin.

The beneficial effects of the utility model are that: the utility model discloses a paster base sets up the top cap in the top of main part, and the paster equipment of being convenient for is automatic to be beaten, reduces the cost of beating, and extends the pin position demand that is provided with a plurality of pin positions and can be applicable to different PCB boards in the side of main part, like magnetic ring coil and common mode coil, reduction in production cost.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a patch base according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the patch base according to the embodiment of the present invention applied to a magnetic ring coil;

fig. 3 is a schematic structural diagram of the application of the patch base to the common mode coil according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of the application of the chip base to the high inductance common mode coil according to the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 4, a chip base applied to a ring inductor includes a main body 100 made of an insulating material, a top cover 200 is disposed above the main body 100, a space between the top cover 200 and an upper end surface of the main body 100 is larger than a size of the ring inductor to ensure that the ring inductor can be placed in an area between the top cover 200 and the main body 100, and the top cover 200 can be matched with an automatic chip mounter, so as to facilitate automatic component striking of the automatic chip mounter and reduce production cost, in other embodiments, the top cover 200 is integrally formed with the main body 100, and specifically, the top cover can extend above the main body 100 through a connecting plate 300, so that the main body 100, the connecting plate 300 and the top cover 200 are connected at one time to form a frame shape with one open end, and the main body 100 and the top cover 200 can both be made of phenolic resin, which is also called bakelite and is a synthetic plastic, the material has good heat resistance, flame resistance, water resistance and insulativity, good mechanical and electrical properties and easy segmentation; the plurality of pins 400 are extended from the side of the main body 100, specifically, the main body 100 may be circular or rectangular, the rectangular main body 100 is adopted in this embodiment to describe, the plurality of pins 400 are distributed on four sides of the rectangular main body 100, the pins 400 are extended horizontally from the side of the main body 100, the pins 400 are used for winding the leads 800 of the annular inductor, and the pins 400 and the main body 100 are integrally formed, so as to reduce the number of parts of the chip base and reduce the cost of production and assembly, and the chip base may be a bilaterally symmetric structure as a whole, thereby further reducing the cost of mold opening.

In some embodiments, referring to fig. 1, the end surface of the main body 100 relatively close to the top cover 200 is provided with a concave 500 for placing the circular inductor, the concave 500 may be a rectangular groove or a V-shaped groove, and the circular inductor is centered between the main body 100 and the top cover 200 by two side wings of the concave 500, so as to facilitate fixing the circular inductor, while in other embodiments, the concave 500 is in a shape of a concave arc, which aims to increase the contact area between the main body 100 and the circular inductor and ensure the stability between the circular inductor and the main body 100.

Referring to fig. 1, since some magnetic loop coils and magnetic loop transformers use thin copper wires due to the requirement of inductance, if the copper wires are directly used as the patch terminals 700, the patch strength is not sufficient and the tin-climbing degree is not sufficient, in this embodiment, the pin 400 is provided with an opening 600, the patch terminals 700 can be arranged on the opening 600, the patch terminals 700 can be inserted into the opening 600 according to actual needs, so that the patch base is of a nail-type patch terminal 700 structure, the universality of the patch base is further improved, and the structure can be used for a high-inductance common-mode coil, and is shown in fig. 4.

In some embodiments, referring to fig. 1, the peripheral sides of the pins 400 are rounded, specifically, the pins 400 are rectangular and horizontally extend from the side of the main body 100, and four sides of the rectangular pins 400 are rounded, so as to increase the contact area between the pins 400 and the leads 800 and ensure that the toroidal inductor can be fixed in the area between the main body 100 and the top cover 200.

In some embodiments, referring to fig. 1 and 3, the front and rear sides of the main body 100 are respectively provided with two spaced feet 400, which can be applied to a common-mode coil; in other embodiments, referring to fig. 1 and 2, the left and right sides of the main body 100 are respectively provided with one of the feet 400, which can be applied to a magnetic ring coil; it should be noted that, the specific structure of the main body 100 may be that two pins 400 are respectively disposed on the front and rear sides of the main body 100 at intervals, and one pin 400 is disposed on each of the left and right sides, in this structure, the magnetic ring coil and the common mode coil can share the same patch base, thereby reducing the mold opening cost.

It should be noted that, in all the above embodiments, the annular inductor assembled with the chip base is automatically mounted and placed on the pad surface of the PCB by a chip mounter.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. The patch base for the annular inductor is characterized by comprising a main body (100) made of an insulating material, wherein a top cover (200) is arranged above the main body (100), and a plurality of pins (400) extend from the side surface of the main body (100).

2. The chip base for the annular inductor according to claim 1, wherein the end surface of the main body (100) relatively close to the top cover (200) is provided with a concave position (500) for placing the annular inductor.

3. The chip base for a toroidal inductor according to claim 2, wherein said recess (500) is in the shape of a concave arc.

4. The chip base for the annular inductor according to claim 1, wherein the pin (400) is provided with an opening (600), and the chip terminal (700) can be inserted into the opening (600).

5. The chip base for a ring inductor according to claim 1, wherein the pin bases (400) are rounded on the periphery.

6. The chip base for a ring inductor according to claim 1, wherein the front and back sides of the main body (100) are respectively provided with two spaced-apart feet (400).

7. The chip base for the annular inductor according to claim 1 or 6, wherein the left and right sides of the main body (100) are respectively provided with one of the feet (400).

8. The chip base for a ring inductor according to claim 1, wherein the top cover (200) is integrally formed with the main body (100).

9. The chip base for a toroidal inductor according to claim 1 or 8, wherein said main body (100) is made of phenolic resin.