CN216528317U

CN216528317U - Paster base and have its inductor subassembly

Info

Publication number: CN216528317U
Application number: CN202123238664.6U
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: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-13
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to the technical field of inductors, in particular to a chip base and an inductor assembly with the same, the chip base comprises a main body and an upper cover, the main body is made of insulating materials, the main body is provided with a first blocking part and a second blocking part which are oppositely arranged, an annular common mode inductor is arranged between the first blocking part and the second blocking part, the upper cover is provided with a third blocking part, the upper cover is covered above the annular common mode inductor and is inserted between two coils, a lead wire of the annular common mode inductor can be wound on a pin, the inductor assembly can be integrally pasted on a circuit board during installation, the problem of abnormal short circuit of the circuit caused by high-voltage breakdown can be effectively avoided through the insulating effect of the chip base, and a manipulator can directly grab the first blocking part/the second blocking part or directly suck a cover plate to carry out chip pasting operation during automatic production, the production efficiency is improved.

Description

Paster base and have its inductor subassembly

Technical Field

The utility model relates to the technical field of inductors, in particular to a chip base and an inductor assembly with the same.

Background

An inductor is a component capable of converting electrical energy into magnetic energy for storage, and generally comprises a frame, a coil, a shield, a packaging material, and a magnetic core or core. Inductors are classified into differential mode inductors and common mode inductors, wherein the common mode inductors are used to suppress common mode interference.

At present, the annular common mode inductor is directly inserted on a circuit board, the annular common mode inductor is tightly attached to the circuit board, reasonable and effective insulation measures are not provided, the mode is easy to cause component abnormity or short circuit due to a high-voltage problem during testing, and in addition, the mode is not easy to carry out automatic patch production and reduces the production efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a chip base and an inductor assembly with the same, which have the advantage of high voltage resistance, avoid the problem of abnormal assembly and even short circuit caused by high voltage, and are suitable for automatic chip production.

In order to solve the problems, the technical scheme adopted by the utility model is as follows: a patch base comprising:

the inductor comprises a main body, a first insulating part and a second insulating part, wherein the main body is made of insulating materials, the first insulating part and the second insulating part are oppositely arranged, an installation groove is formed between the first insulating part and the second insulating part, and the installation groove is used for placing an annular common-mode inductor;

the upper cover is provided with a third blocking part, the upper cover can be covered on the first blocking part and the second blocking part, and the third blocking part can be inserted into an inner ring of the annular common mode inductor;

and the pins are distributed along the circumferential direction of the main body, and leads of the annular common mode inductor can be wound on the pins.

Further, the first blocking portion and the second blocking portion protrude from the upper end face of the main body, and the protruding heights of the first blocking portion and the second blocking portion are equal.

Further, the first blocking part and the second blocking part are provided with arc-shaped notches at the side close to each other, and the mounting groove is formed in the main body in the area between the two opposite arc-shaped notches.

Further, the upper cover is pasted and fastened at the upper ends of the first blocking part and the second blocking part.

Further, the insulation tape is wound on the outer surface of the main body and fixes the upper cover on the upper ends of the first barrier portion and the second barrier portion.

Further, the first blocking portion and the second blocking portion are integrally formed with the main body.

Further, the third blocking portion and the upper cover are integrally formed.

Further, the third blocking portion is plate-shaped and is inserted between two coils of the toroidal common mode inductor.

The utility model also provides an inductor component, which comprises the patch base in the technical scheme and further comprises a ring-shaped common mode inductor, wherein the ring-shaped common mode inductor is arranged in the mounting groove, the upper cover is arranged above the ring-shaped common mode inductor in a covering mode, and a lead of the ring-shaped common mode inductor is wound on the pin position.

Compared with the prior art, the utility model has the beneficial effects that: the chip base comprises a main body and an upper cover, wherein the main body is made of insulating materials, the main body is provided with a first blocking part and a second blocking part which are arranged oppositely, an annular common mode inductor is arranged between the first blocking part and the second blocking part, the upper cover is provided with a third blocking part, the upper cover is arranged above the annular common mode inductor in a covering mode, the third blocking part is inserted between two coils, a lead of the annular common mode inductor can be wound on a pin, the inductor assembly can be integrally pasted on a circuit board during installation, the problem of circuit abnormal short circuit caused by high-voltage breakdown can be effectively avoided through the insulating effect of the chip base, a manipulator can directly grab the first blocking part/the second blocking part or directly suck a cover plate to carry out chip pasting operation during automatic production, and production efficiency is improved.

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 diagram of the structure of an inductor assembly of an embodiment of the present invention;

FIG. 2 is an assembly schematic of an inductor assembly of an embodiment of the utility model;

fig. 3 is a schematic structural diagram of the upper cover according to the embodiment of the present invention.

The reference numbers illustrate: a main body 100; a first barrier portion 101; a second barrier section 102; a third barrier portion 103; an upper cover 104; a pin 105; an arcuate notch 106; a ring common mode inductor 200; and a lead 201.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 3, an inductor assembly includes a ring-shaped common mode inductor 200 and a chip base, the ring-shaped common mode inductor 200 is installed in the chip base, the chip base includes a main body 100 and an upper cover 104, further, both the main body 100 and the upper cover 104 are made of an insulating material, the main body 100 has two first blocking portions 101 and two second blocking portions 102 arranged oppositely, an installation groove for placing the ring-shaped common mode inductor 200 is arranged between the first blocking portions 101 and the second blocking portions 102, the side surface of the main body 100 is further provided with a plurality of pins 105, the plurality of pins 105 are distributed along the circumferential direction of the main body 100, leads 201 of the ring-shaped common mode inductor 200 can be wound on different pins 105 as required, the first blocking portions 101 and the second blocking portions 102 are arranged on the same side of the main body 100, the upper cover 104 can be arranged at the upper ends of the first blocking portions 101 and the second blocking portions 102, further, the annular common mode inductor 200 is mounted in a cavity formed by the body 100, the first blocking portion 101, the second blocking portion 102 and the upper cover 104 in a surrounding mode, and the lead 201 of the annular common mode inductor 200 is led out of the cavity and wound on the pin 105, so that the structure can effectively ensure the insulating performance between the annular common mode inductor 200 and a circuit board, the problem of circuit abnormity and even short circuit caused by high-voltage breakdown is avoided, the annular common mode inductor 200 is placed in the body 100, and a manipulator can grab or suck the body 100, the first blocking portion 101, the second blocking portion 102 and the upper cover 104 during automatic production, and the annular common mode inductor 200 cannot be damaged; the upper cover 104 has a third blocking portion 103, and the third blocking portion 103 can be inserted into the toroidal common mode inductor 200, so as to effectively insulate the two coils of the toroidal common mode inductor 200.

In some embodiments, the first blocking portion 101 and the second blocking portion 102 both protrude from the upper end surface of the main body 100, and the protruding heights of the first blocking portion 101 and the second blocking portion 102 are even, and at this time, the upper cover 104 may be horizontally disposed on the upper ends of the first blocking portion 101 and the second blocking portion 102 to avoid interference and crush the ring-shaped common mode inductor 200.

In some embodiments, the first blocking part 101 and the second blocking part 102 are formed with arc notches 106 on the sides thereof that are close to each other, and the mounting groove is an area between two opposite arc notches 106 on the main body 100, so as to facilitate mounting of the ring-shaped common mode inductor 200.

In some embodiments, the upper cover 104 may be fastened to the upper ends of the first blocking portion 101 and the second blocking portion 102 in an adhesive manner, and at this time, the annular common mode inductor 200 assembly may be formed, which facilitates direct automated production to mount the annular common mode inductor 200 assembly on the circuit board in a form of a patch.

In some embodiments, an insulating tape may be further included, and the insulating tape may be wound around the outer surfaces of the main body 100 and the upper cover 104, so as to ensure that the upper cover 104 is fastened to the upper ends of the first barrier portion 101 and the second barrier portion 102, where the main body 100 and the upper cover 104 made of an insulating material are used as a first-stage insulation, and the insulating tape is used as a second-stage insulation, so as to further improve the insulating performance of the ring-shaped common mode inductor 200 assembly.

In some embodiments, the first barrier portion 101 and the second barrier portion 102 are integrally formed with the main body 100, which may be a method of producing the main body 100 by blow molding, cutting or 3D printing, so as to reduce production cost and ensure good insulation performance of the main body 100, the first barrier portion 101 and the second barrier portion 102.

In some embodiments, the third blocking portion 103 is integrally formed with the upper cover 104, and the third blocking portion 103 is plate-shaped, and the length/width dimensions of the third blocking portion 103 are smaller than the inner diameter dimension of the toroidal common mode inductor 200, the upper cover 104 covers the upper ends of the first blocking portion 101/the second blocking portion 102, and the third blocking portion 103 moves with the upper cover 104 and is inserted between two coils of the toroidal common mode inductor 200, so as to effectively insulate the two coils of the toroidal common mode inductor 200; the height dimension of the third blocking portion 103 is smaller than the height dimension of the first blocking portion 101/the second blocking portion 102, so that the problem that the upper cover 104 is not tightly covered due to interference between the third blocking portion 103 and the upper end face of the main body 100 is avoided.

Further, the main body 100 is further provided with a positioning groove matched with the third blocking portion 103, at this time, the height of the third blocking portion 103 is larger than the height of the first blocking portion 101/the second blocking portion 102 and smaller than the sum of the height of the first blocking portion 101/the second blocking portion 102 and the depth of the positioning groove, and at this time, the upper cover 104 can be ensured to be accurately covered on the upper end of the first blocking portion 101/the second blocking portion 102 through the matching of the third blocking portion 103 and the positioning groove.

The utility model also provides an inductor component, which comprises the patch base as described in the above embodiment, and further comprises a ring-shaped common mode inductor 200, wherein the ring-shaped common mode inductor 200 is arranged in the mounting groove, the upper cover 104 is covered above the ring-shaped common mode inductor 200, and a lead 201 of the ring-shaped common mode inductor 200 is wound on the pin 105; the inductor assembly has the advantages that the problem of high voltage between the annular common mode inductor 200 and a circuit board is effectively blocked, the automatic patch production is realized, and the production cost is reduced.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A patch base, comprising:

the inductor comprises a main body (100) made of an insulating material, wherein the main body (100) is provided with a first blocking part (101) and a second blocking part (102) which are oppositely arranged, a mounting groove is formed between the first blocking part (101) and the second blocking part (102), and the mounting groove is used for placing an annular common mode inductor (200);

an upper cover (104), wherein the upper cover (104) is provided with a third blocking part (103), the upper cover (104) can be covered on the first blocking part (101) and the second blocking part (102), and the third blocking part (103) can be inserted into an inner ring of the annular common mode inductor (200);

a plurality of feet (105) distributed along the circumference of the main body (100), and leads (201) of the annular common mode inductor (200) can be wound on the feet (105).

2. A patch base according to claim 1, wherein the first and second barriers (101, 102) protrude from the upper end face of the body (100) and the protruding heights of the first and second barriers (101, 102) are equal.

3. A patch base as claimed in claim 1, wherein the first barrier portion (101) and the second barrier portion (102) are formed with arcuate notches (106) on their sides which are relatively close to each other, and the mounting slot is the area between two opposing arcuate notches (106) on the body (100).

4. A patch base as claimed in claim 1, wherein the cover (104) is adhesively secured to the upper ends of the first (101) and second (102) barriers.

5. A patch base according to claim 1, further comprising an insulating tape wound around the outer surface of the body (100) and securing the cover (104) to the upper ends of the first and second barriers (101, 102).

6. A patch base according to claim 1, wherein the first barrier (101) and the second barrier (102) are both integrally formed with the body (100).

7. A patch base according to claim 1, wherein the third barrier (103) is integrally formed with the cover (104).

8. A chip base according to claim 1 or 7, wherein the third blocking part (103) is plate-shaped and is inserted between two coils of the toroidal common mode inductor (200).

9. An inductor assembly, characterized in that, include the paster base of any one of claims 1-8, further include the toroidal common mode inductor (200), the toroidal common mode inductor (200) is set up in the mounting groove, the upper cover (104) is set up above the toroidal common mode inductor (200), the lead wire (201) of the toroidal common mode inductor (200) is twined on the foot (105).