CN215069548U

CN215069548U - Novel integrated inductor

Info

Publication number: CN215069548U
Application number: CN202121318296.3U
Authority: CN
Inventors: 桂玉红; 谌利军
Original assignee: Hangzhou Pujing Electronic Technology Co ltd
Current assignee: Hangzhou Pujing Electronic Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-07
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a novel integrated inductance, including base, heat dissipation casing, be provided with fixed boss on the base, be provided with a plurality of line holes of crossing on the fixed boss, fixed boss middle part is fixed with main transformer, the fixed PFC inductance that is provided with in main transformer right side, the main transformer left side is provided with the output inductance, heat dissipation casing cover is established on the fixed boss in the PFC inductance, the main transformer output inductance outside. The utility model has the advantages of improved heat dissipation, reduced space volume, reduced cost, convenient assembly and simple structure; the integrated inductor becomes a micro structure with the required circuit function; all the elements are structurally integrated, and the device has the advantages of small volume, light weight, few lead-out wires and welding points, long service life, high reliability, good performance and the like, and is low in cost and convenient for large-scale production.

Description

Novel integrated inductor

Technical Field

The utility model relates to an inductance manufacturing technology field especially relates to a novel integrated inductance.

Background

The earliest integrated inductors were of annular construction with two windings wound around two semi-circles respectively to form two common core inductors. The inductance magnetic circuit of this kind of mode is sealed, and heat dispersion is general, and space utilization is not high, and the wire winding is complicated.

The integrated inductance of follow-up bar magnetic core or the combination of track cylinder of using is on the limit post of coiling both sides again respectively, solves space and wire winding problem, but has the difficult scheduling problem of equipment.

The integrated inductor needs to be convenient for welding in the machining and manufacturing process, the existing integrated inductor has the problems of difficult heat dissipation and inconvenient composition, and a novel integrated inductor is designed aiming at the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel integrated inductance possesses convenient equipment and the fast advantage of heat dissipation simultaneously, has solved current integrated inductance and has had the problem that the heat dissipation is difficult, inconvenient to be constituteed.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel integrated inductor, includes base, heat dissipation casing, be provided with fixed boss on the base, be provided with a plurality of line holes of crossing on the fixed boss, fixed boss middle part is fixed with main transformer, the fixed PFC inductance that is provided with in main transformer right side, the main transformer left side is provided with output inductance, heat dissipation casing cover is established on the fixed boss in PFC inductance, the main transformer output inductance outside, at least two glue injection holes have been seted up on the heat dissipation casing.

Furthermore, the fixed boss is made of a heat-conducting red copper material and is fixedly connected with the base through a screw.

Furthermore, heat-conducting glue is injected into the heat-radiating shell.

Furthermore, output pins on the PFC inductor, the main transformer and the output inductor penetrate through the wire passing hole in an insulating mode and then are fixed on the boss and the base.

Furthermore, the graphene heat-conducting film is attached to the inner side of the heat-radiating shell, and the heat-radiating shell is made of aluminum materials.

Furthermore, the fixing boss is provided with a positioning hole.

Compared with the prior art, the utility model beneficial effect who has is:

1. the heat dissipation performance is improved, the space volume is reduced, the cost is reduced, the assembly is convenient, and the structure is simple; the integrated inductor becomes a micro structure with the required circuit function; all the elements are structurally integrated, and the device has the advantages of small volume, light weight, few lead-out wires and welding points, long service life, high reliability, good performance and the like, and is low in cost and convenient for large-scale production.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of an external structure of the novel integrated inductor;

FIG. 2 is a schematic top view of the base;

fig. 3 is a schematic diagram of the internal structure of the novel integrated inductor.

In the figure: 1-base, 2-heat dissipation shell, 3-glue injection hole, 4-fixing boss, 5-positioning hole, 6-wire passing hole, 7-PFC inductance, 8-main transformer and 9-output inductance.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a novel integrated inductor, includes base 1, heat dissipation casing 2, be provided with fixed boss 4 on the base 1, be provided with a plurality of line holes 6 of crossing on the fixed boss 4, fixed boss 4 middle part is fixed with main transformer 8, the fixed PFC inductance 7 that is provided with in main transformer 8 right side, main transformer 8 left side is provided with output inductance 9, heat dissipation casing 2 cover is established on fixed boss 4 in the PFC inductance 7, the main transformer 8 output inductance 9 outside, at least two glue injection holes 3 have been seted up on the heat dissipation casing 2.

Further, the fixed boss 4 is made of a heat-conducting red copper material, and the fixed boss 4 is fixedly connected with the base 1 through a screw.

And heat-conducting glue is injected into the heat-radiating shell 2.

And output pins on the PFC inductor 7, the main transformer 8 and the output inductor 9 are fixed on the boss 4 and the base 1 after passing through the wire holes 6 in an insulating way.

The graphene heat-conducting film is pasted on the inner side of the heat dissipation shell 2, and the heat dissipation shell 2 is made of aluminum materials.

The fixed boss 4 is provided with a positioning hole 5.

Adopt main change to add output inductance and a PFC inductance combination and reach power integration, it is fixed through the mode of aluminum hull with the bottom plate encapsulating, heat conducting glue and aluminum hull can more effectual solution product radiating problem, and trinity mode reduces the space cost and reduces the volume and be convenient for the installation combination.

The details of the present invention are well known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel integrated inductor, its characterized in that includes base (1), heat dissipation casing (2), be provided with fixed boss (4) on base (1), be provided with a plurality of line holes (6) of crossing on fixed boss (4), fixed boss (4) middle part is fixed with main transformer (8), main transformer (8) right side is fixed and is provided with PFC inductance (7), main transformer (8) left side is provided with output inductance (9), heat dissipation casing (2) cover is established on fixed boss (4) in PFC inductance (7), main transformer (8) output inductance (9) outside, at least two glue injection holes (3) have been seted up on heat dissipation casing (2).

2. The novel integrated inductor of claim 1, wherein: the fixing boss (4) is made of a heat-conducting red copper material, and the fixing boss (4) is fixedly connected with the base (1) through a screw.

3. The novel integrated inductor of claim 1, wherein: and heat-conducting glue is injected into the heat-radiating shell (2).

4. The novel integrated inductor of claim 1, wherein: output pins on the PFC inductor (7), the main transformer (8) and the output inductor (9) penetrate through the wire passing hole (6) in an insulating mode and then are fixed on the boss (4) and the base (1).

5. The novel integrated inductor of claim 1, wherein: the graphene heat-conducting film is pasted on the inner side of the heat-radiating shell (2), and the heat-radiating shell (2) is made of aluminum materials.

6. The novel integrated inductor of claim 1, wherein: the fixed boss (4) is provided with a positioning hole (5).