CN210325457U

CN210325457U - Amorphous double-coil with noise reduction function of epoxy resin coating

Info

Publication number: CN210325457U
Application number: CN201921605545.XU
Authority: CN
Inventors: 刘荣强; 张明栋; 刘凤柱
Original assignee: Tianjin Longhai Dongsheng Metal Products Co ltd
Current assignee: Tianjin Longhai Dongsheng Metal Products Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-04-14
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses an amorphous twin coil that epoxy coating was fallen and is made an uproar, including support arm, iron-cored column, the support arm is two sets of with iron-cored column symmetry respectively, and the head and the tail of two sets of support arms and two sets of iron-cored columns fixed connection in proper order, fixed slot has been seted up to one side of support arm, the fixed grafting in inside of fixed grafting has the grafting piece, be provided with the heat dissipation tooth on the lateral wall of grafting piece, it is two sets of epoxy coating, and two sets of the surface of iron-cored column is encircleed respectively there is the coil. The utility model discloses a coating has the epoxy coating on the surface of two sets of iron-cored columns to set up the iron-cored column into making the cross section by the lamination of iron-cored piece and being the iron-cored column of stairstepping, can avoid coil surface coated insulating coating to destroy when the coil is wound, also enable the iron-cored piece in addition and be difficult for scattering, improve the bulk strength of iron-cored column, and effectually fall and make an uproar.

Description

Amorphous double-coil with noise reduction function of epoxy resin coating

Technical Field

The utility model relates to an inductance coil technical field specifically is an epoxy coating falls amorphous twin coil of making an uproar.

Background

The inductance coil is formed by winding a wire on an insulating tube in a circle, the wires are mutually insulated, the insulating tube can be hollow and can also comprise an iron core or a magnetic powder core, the inductance coil is a device which works by utilizing the principle of electromagnetic induction, when current flows through one wire, a certain electromagnetic field can be generated around the wire, the wire of the electromagnetic field can generate an induction effect on the wire in the range of the electromagnetic field, the effect on the wire generating the electromagnetic field is called self-induction, namely, the variable current generated by the wire generates a variable magnetic field, and the magnetic field further influences the current in the wire; the effect on other conductors in this electromagnetic field range is called mutual inductance.

The prior art, the cross section of core leg is mostly the rectangle, and the material quantity is relatively beaten, and the coil is around rolling up when core leg surface in addition, and the edges and corners of core leg destroys the insulating coating of coil surface coating easily, consequently, we provide an epoxy coating and fall the amorphous twin coil of making an uproar.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an amorphous twin coil that epoxy coating was fallen and is made an uproar, the utility model discloses a coating has the epoxy coating on the surface of two sets of iron-cored columns to set up the iron-cored column into making the cross section by the lamination of iron-cored sheet be the iron-cored column of stairstepping, at coil winding in-process, can avoid coil surface coating's insulating coating to destroy to a certain extent, and coating has the epoxy coating on the surface of two sets of iron-cored columns, also enable the iron-cored sheet and be difficult for scattering, improve the bulk strength of iron-cored column, and effectually fall and make an uproar, in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an amorphous twin coil that epoxy coating was fallen and is made an uproar, includes support arm, iron-cored column, the support arm sets up two sets ofly with iron-cored column symmetry respectively, and two sets of support arms and two sets of iron-cored column's end to end fixed connection in proper order, fixed slot has been seted up to one side of support arm, fixed grafting inside has the grafting piece, be provided with heat dissipation tooth on the lateral wall of grafting piece, two sets of coated epoxy coating on the surface of iron-cored column, and two sets of the surface of iron-cored column is encircleed respectively has the coil, one side of support arm is provided with the plastic base.

Preferably, a heat-conducting silicone rubber cloth layer for insulating the two groups of coils is fixedly bonded on the outer surface of the insertion block.

Preferably, the core limb is provided as a core limb made of laminated core sheets, and the cross section of the core limb is provided with a step shape.

Preferably, the coil includes copper line, tin coating and insulating coating, the tin coating setting is at the stub end of copper line, insulating coating evenly coats in the surface of copper line.

Preferably, the upper end of the plastic base is provided with a groove, the supporting arm is clamped and fixed in the groove, the lower end of the plastic base is provided with fixing pins, and the fixing pins are provided with 4-8 groups.

Preferably, the heat dissipation teeth are provided with notches at one ends, and the heat dissipation teeth are provided with not less than four groups on two symmetrical side surfaces of the insertion block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a coat with the epoxy coating on the surface of two sets of iron core posts to set up the iron core post into making the iron core post that the cross section is the stairstepping by the lamination of iron core piece, in the coil winding process, can avoid coil surface coated insulating coating to destroy to a certain extent, and coat with the epoxy coating on the surface of two sets of iron core posts, also can make the iron core piece be difficult for scattering, improve the bulk strength of iron core post, and the effective noise reduction;

2. the utility model discloses a set up fixed slot in one side of support arm, fixed slot's inside is fixed to be pegged graft and is had the grafting piece to be provided with the heat dissipation tooth on the lateral wall of grafting piece, when using, can dispel the heat to the coil.

Drawings

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

fig. 2 is a schematic structural view of the plug block of the present invention;

FIG. 3 is a schematic structural view of the core leg of the present invention;

fig. 4 is a schematic diagram of the coil structure of the present invention.

In the figure: 1. a support arm; 2. a core limb; 3. fixing the slot; 4. an insertion block; 5. a heat dissipating tooth; 6. a coil; 7. an epoxy resin coating; 8. a heat-conducting silica gel cloth layer; 9. a core sheet; 10. a copper wire; 11. plating a tin layer; 12. an insulating coating; 13. a plastic base; 14. a groove; 15. fixing pins; 16. and (4) a notch.

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. 1-4, the present invention provides a technical solution: the amorphous double-coil with the noise reduction function of the epoxy resin coating comprises support arms 1 and core columns 2, wherein the two groups of the support arms 1 and the two groups of the core columns 2 are respectively and symmetrically arranged, and the two groups of the support arms 1 are sequentially and fixedly connected with the heads and the tails of the two groups of the core columns 2;

one side of the supporting arm 1 is provided with a fixed slot 3, an inserting block 4 is fixedly inserted into the fixed slot 3, a heat-conducting silica gel cloth layer 8 for insulating two groups of coils is fixedly bonded on the outer surface of the inserting block 4, a heat-radiating tooth 5 is arranged on the side wall of the inserting block 4, the heat-radiating tooth 5 is provided with a heat-radiating tooth with a notch 16 at one end, and no less than four groups of heat-radiating teeth 5 are arranged on two symmetrical side surfaces of the inserting block 4;

the iron core columns 2 are arranged into iron core columns formed by overlapping iron core sheets 9, the cross sections of the iron core columns 2 are arranged into a step shape, epoxy resin coatings 7 are coated on the outer surfaces of the two groups of iron core columns 2, coils 6 are respectively wound on the outer surfaces of the two groups of iron core columns 2, each coil 6 comprises a copper wire 10, a tin-plated layer 11 and an insulating coating 12, the tin-plated layers 11 are arranged at the wire ends of the copper wires 10, and the insulating coatings 12 are uniformly coated on the outer surfaces of the copper wires 10;

one side of the supporting arm 1 is provided with a plastic base 13, the upper end of the plastic base 13 is provided with a groove 14, the supporting arm 1 is clamped and fixed in the groove 14, the lower end of the plastic base 13 is provided with a fixing pin 15, and the fixing pin 15 is provided with 4-8 groups.

The working principle is as follows: the utility model discloses a scribble epoxy coating 7 on the surface of two sets of iron leg cores 2, and set up iron leg cores 2 into the iron leg cores that the cross section is the stairstepping by 9 superpositions of iron leg cores, at 6 wire winding in-process of coil, can avoid 6 surface coating's of coil 12 to destroy to a certain extent, and scribble epoxy coating 7 on the surface of two sets of iron leg cores 2, also enable iron leg cores 9 and be difficult for scattering, improve the bulk strength of iron leg cores 2, and effectually fall and make an uproar, through having seted up fixed slot 3 in one side at support arm 1, fixed slot 3's inside is fixed to be pegged graft and is had grafting piece 4, and be provided with heat dissipation tooth 5 on the lateral wall of grafting piece 4, when using, can dispel the heat to coil 6.

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 an amorphous twin coil that epoxy coating made an uproar falls, includes support arm (1), iron-cored column (2), its characterized in that: support arm (1) and iron-cored column (2) symmetry respectively set up two sets ofly, and the end to end fixed connection in proper order of two sets of support arms (1) and two sets of iron-cored column (2), fixed slot (3) have been seted up to one side of support arm (1), the inside of fixed slot (3) is fixed to be pegged graft and is had plug block (4), be provided with heat dissipation tooth (5) on the lateral wall of plug block (4), it is two sets of scribble epoxy coating (7) on the surface of iron-cored column (2), and two sets of the surface of iron-cored column (2) is encircleed respectively has coil (6), one side of support arm (1) is provided with plastic base (13).

2. The epoxy resin coated noise-reduced amorphous double coil as claimed in claim 1, wherein: and a heat-conducting silica gel cloth layer (8) for insulating the two groups of coils is fixedly adhered to the outer surface of the insertion block (4).

3. The epoxy resin coated noise-reduced amorphous double coil as claimed in claim 1, wherein: the iron core column (2) is arranged into an iron core column which is formed by overlapping iron core sheets (9), and the cross section of the iron core column (2) is arranged into a step shape.

4. The epoxy resin coated noise-reduced amorphous double coil as claimed in claim 1, wherein: coil (6) are including copper line (10), tin coating (11) and insulating coating (12), tin coating (11) set up the end of a thread end at copper line (10), insulating coating (12) even coating is in the surface of copper line (10).

5. The epoxy resin coated noise-reduced amorphous double coil as claimed in claim 1, wherein: the upper end of the plastic base (13) is provided with a groove (14), the supporting arm (1) is clamped and fixed in the groove (14), the lower end of the plastic base (13) is provided with a fixing pin (15), and the fixing pin (15) is provided with 4-8 groups.

6. The epoxy resin coated noise-reduced amorphous double coil as claimed in claim 1, wherein: the heat dissipation teeth (5) are arranged to be heat dissipation teeth with gaps (16) formed in one ends, and the heat dissipation teeth (5) are arranged on two groups of symmetrical side faces of the insertion block (4) and are not lower than four groups.