CN205845634U - Amorphous magnetic core flat wire is vertical around inductance - Google Patents

Amorphous magnetic core flat wire is vertical around inductance Download PDF

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Publication number
CN205845634U
CN205845634U CN201620818373.4U CN201620818373U CN205845634U CN 205845634 U CN205845634 U CN 205845634U CN 201620818373 U CN201620818373 U CN 201620818373U CN 205845634 U CN205845634 U CN 205845634U
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magnetic core
air gap
inductance
flatwise coil
unit
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CN201620818373.4U
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Chinese (zh)
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张宜武
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Boluo Da Xin Electronics Co Ltd
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Boluo Da Xin Electronics Co Ltd
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Abstract

A kind of amorphous magnetic core flat wire is vertical around inductance, including flatwise coil, magnetic core, also include the air gap plug-in unit that fixing bandage, magnetic conduction substance are constituted, described magnetic core is c-type magnetic core, and described magnetic core connects cyclization, and fixes with fixing bandage, described air gap plug-in unit is located in the air gap of magnetic core, described flatwise coil is vertical around being arranged on magnetic core, and described flatwise coil anulospiral ending draws the terminals for connecting circuit board, is provided with insulating paper skeleton between described flatwise coil and magnetic core.This utility model inductance uses amorphous C type magnetic core, composition toroidal core, is provided with the air gap plug-in unit that magnetic conduction substance is constituted in the air gap of inductance, be possible to prevent by occurring inductance saturated during larger current, ensure the stability of inductance performance, there is high saturated magnetic induction, low advantage is lost;Additionally, flatwise coil uses the vertical coiling of monolayer, not only inductance turn-to-turn capacitance is little, EMC is effective, and coil radiating effect also more preferably, be lost low, reduce product temperature rise.

Description

Amorphous magnetic core flat wire is vertical around inductance
Technical field
This utility model relates to inducer field, and espespecially a kind of amorphous magnetic core flat wire is vertical around inductance.
Background technology
In prior art, ring-shaped inductors generally comprises toroidal core and the insulated conductor coil being wound on toroidal core. In order to change the power of ring-shaped inductors, often through changing the line footpath of insulated conductor or changing the number of turns that insulated conductor is wound around. When magnet ring radius is fixed, to increase the power of ring-shaped inductors, then the insulated conductor using line footpath bigger is needed to be wound in magnet ring Upper or increase the number of turns that insulated conductor is wound around, use both modes to make ring-shaped inductors the most crowded, and use flat around The method of coil, flat more around the number of plies, product turn-to-turn capacitance is big, and work long hours poor radiation.The air gap of inductance and inductance Saturation current is the relation of a contradiction, in prior art, saturated in order to prevent inducer from occurring when by larger current, logical Often during making inducer, polish off a part for magnetic core, leave inductance air gap, when being possible to prevent by larger current Occur inductance saturated, but inductance performance is the best.Additionally, existing inductance mostly use ferrite and ferrocart core etc. as magnetic core, But along with present power supply is high-power, high frequency, the development of low-power consumption, ferrite magnetic material before cannot fully meet Requirement.
Utility model content
For solving the problems referred to above, this utility model provides a kind of beneficially heat radiation, EMC is effective, it is low, stable performance to be lost Amorphous magnetic core flat wire is vertical around inductance.
For achieving the above object, the technical solution adopted in the utility model is: a kind of amorphous magnetic core flat wire is vertical around inductance, Including flatwise coil, magnetic core, also including the air gap plug-in unit that fixing bandage, magnetic conduction substance are constituted, described magnetic core is c-type magnetic core, institute Stating magnetic core and connect cyclization, and fix with fixing bandage, described air gap plug-in unit is located in the air gap of magnetic core, described flatwise coil stand around Being arranged on magnetic core, described flatwise coil anulospiral ending draws the terminals for connecting circuit board, described flatwise coil and magnetic Insulating paper skeleton it is provided with between core.
Specifically, described c-type magnetic core quantity is two pieces.
Specifically, described air gap insert shape adapts with air gap, and the cross-sectional area of described air gap plug-in unit is not more than magnetic core The cross-sectional area of air gap.
Specifically, described flatwise coil is vertical around magnetic core winding displacement one layer.
Specifically, described flatwise coil is enamel covered wire, enamel insulated aluminium wire or alloy enamel-covered wire.
The beneficial effects of the utility model are: this utility model inductance uses amorphous C type magnetic core, form toroidal core, The air gap of inductance is provided with the air gap plug-in unit that magnetic conduction substance is constituted, is possible to prevent, by occurring inductance saturated during larger current, to protect The stability of card inductance performance, has high saturated magnetic induction, low advantage is lost;Additionally, flatwise coil uses monolayer to stand Formula coiling, not only inductance turn-to-turn capacitance is little, EMC is effective, and coil radiating effect also more preferably, be lost low, reduce product temperature Rise, turn-to-turn short circuit will not occur so that more stable during work, efficiency height.
Accompanying drawing explanation
Fig. 1 is the vertical core structure schematic diagram around inductance of amorphous magnetic core flat wire.
Fig. 2 is the vertical structural representation around inductance of amorphous magnetic core flat wire.
Fig. 3 is the vertical fixing bandage schematic diagram around inductance of amorphous magnetic core flat wire.
Drawing reference numeral illustrates: 1. flatwise coil;2. magnetic core;3. fix bandage;4. air gap plug-in unit;5. terminals.
Detailed description of the invention
Referring to shown in Fig. 1-3, this utility model is vertical around inductance about a kind of amorphous magnetic core flat wire, including flatwise coil 1, magnetic core 2, also include the air gap plug-in unit 4 that fixing bandage 3, magnetic conduction substance are constituted, and described magnetic core 2 is c-type magnetic core 2, described magnetic core 2 Connecting cyclization, and fix with fixing bandage 3, described air gap plug-in unit 4 is located in the air gap of magnetic core 2, and described flatwise coil 1 stands winding Putting on magnetic core 2, described flatwise coil 1 anulospiral ending is drawn for connecting the terminals 5 of circuit board, described flatwise coil 1 with Insulating paper skeleton it is provided with between magnetic core 2.
Compared with prior art, this utility model inductance uses amorphous C type magnetic core 2, forms toroidal core 2, the gas of inductance Gap is provided with the air gap plug-in unit 4 that magnetic conduction substance is constituted, is possible to prevent by occurring inductance saturated during larger current, it is ensured that inductive The stability of energy, has high saturated magnetic induction, low advantage is lost;Additionally, flatwise coil 1 uses the vertical coiling of monolayer, Not only inductance turn-to-turn capacitance is little, EMC is effective, and coil radiating effect also more preferably, be lost low, reduce product temperature rise.
Specifically, described c-type magnetic core 2 quantity is two pieces.
Specifically, described air gap plug-in unit 4 shape adapts with air gap, and the cross-sectional area of described air gap plug-in unit 4 is not more than magnetic The cross-sectional area of core 2 air gap.
Use such scheme, the air gap of magnetic core 2 adds the air gap that magnetic conduction substance be made up of suitable with air gap and inserts Part 4, not only can increase inductance core inductance value, ensures current continuity when underloading;Simultaneously as inductance core 2 is former Having inductance air gap the least, the cross-sectional area of the air gap plug-in unit 4 increased is less than the cross-sectional area of magnetic core 2 so that by big electricity During stream, occurring saturated is only the air gap plug-in unit 4 added after this, is possible to prevent by occurring inductance saturated during larger current, Ensure the stability of inductance performance.
Specifically, described flatwise coil 1 is vertical around magnetic core 2 winding displacement one layer.
Using such scheme, flatwise coil 1 uses the vertical coiling of monolayer, and not only inductance turn-to-turn capacitance is little, EMC is effective, And flatwise coil 1 radiating effect also more preferably, be lost low, reduce product temperature rise, turn-to-turn short circuit will not occur so that during work more Add stable, efficiency height.
Specifically, described flatwise coil 1 is enamel covered wire, enamel insulated aluminium wire or alloy enamel-covered wire.
Below by specific embodiment, this utility model is further described.
Referring to Fig. 1-3, this specific embodiment uses two c-type magnetic cores 2, forms toroidal core 2, and with fixing bandage 3 Fixing, fixing bandage 3 is positioned in the middle of outside toroidal core 2, arranges suitable with air gap by magnetic conduction substance in magnetic core 2 air gap The air gap plug-in unit 4 constituted, not only can increase inductance core 2 inductance value, also ensure that current continuity when underloading, it is ensured that electricity The stability of perception energy;This specific embodiment use flat enamel-covered wire vertical around, use automatic coil winding machine coiling, flatwise coil 1 to stand Be wound on the magnetic core 2 being provided with air gap plug-in unit 4 both sides, winding displacement one layer, between flatwise coil 1 and column distance is remote, inductance distribution capacity Little, good heat dissipation effect, it is lost low, reduces temperature rise;And between flatwise coil 1 and magnetic core 2, use the insulation of insulating paper skeleton, flat Coil 1 draws the terminals 5 for connecting circuit board around arranging end, and two terminals 5 lay respectively on the magnetic core 2 at two ends Side;Wherein, this specific embodiment both sides flatwise coil 1 is connected mode arranged side by side, and both sides flatwise coil 1 it be also possible to use and is connected in series Mode.
Embodiment of above is only to be described preferred implementation of the present utility model, not to this utility model Scope be defined, without departing from this utility model design spirit on the premise of, this area ordinary skill technical staff to this Various deformation that the technical scheme of utility model is made and improvement, all should fall into the guarantor that claims of the present utility model determine In the range of protecting.

Claims (5)

1. amorphous magnetic core flat wire is vertical around an inductance, including flatwise coil, magnetic core, it is characterised in that: also include fixing bandage, The air gap plug-in unit that magnetic conduction substance is constituted, described magnetic core is c-type magnetic core, and described magnetic core connects cyclization, and fixes with fixing bandage, institute Stating air gap plug-in unit to be located in the air gap of magnetic core, described flatwise coil is vertical around being arranged on magnetic core, described flatwise coil anulospiral ending Draw the terminals for connecting circuit board, between described flatwise coil and magnetic core, be provided with insulating paper skeleton.
A kind of amorphous magnetic core flat wire the most according to claim 1 is vertical around inductance, it is characterised in that: described c-type magnetic core number Amount is two pieces.
A kind of amorphous magnetic core flat wire the most according to claim 1 is vertical around inductance, it is characterised in that: described air gap plug-in unit shape Shape adapts with air gap, and the cross-sectional area of described air gap plug-in unit is not more than the cross-sectional area of magnetic core air gap.
A kind of amorphous magnetic core flat wire the most according to claim 1 is vertical around inductance, it is characterised in that: described flatwise coil stands Around magnetic core winding displacement one layer.
A kind of amorphous magnetic core flat wire the most according to claim 1 is vertical around inductance, it is characterised in that: described flatwise coil is Enamel covered wire, enamel insulated aluminium wire or alloy enamel-covered wire.
CN201620818373.4U 2016-07-28 2016-07-28 Amorphous magnetic core flat wire is vertical around inductance Active CN205845634U (en)

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CN201620818373.4U CN205845634U (en) 2016-07-28 2016-07-28 Amorphous magnetic core flat wire is vertical around inductance

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CN201620818373.4U CN205845634U (en) 2016-07-28 2016-07-28 Amorphous magnetic core flat wire is vertical around inductance

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107342154A (en) * 2017-06-29 2017-11-10 安泰科技股份有限公司 A kind of amorphous magnetic core vertical winding type inductor
CN110085401A (en) * 2019-05-17 2019-08-02 沈阳工业大学 Amorphous alloy transformer winding skeleton with anti-short circuit capability and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107342154A (en) * 2017-06-29 2017-11-10 安泰科技股份有限公司 A kind of amorphous magnetic core vertical winding type inductor
CN110085401A (en) * 2019-05-17 2019-08-02 沈阳工业大学 Amorphous alloy transformer winding skeleton with anti-short circuit capability and preparation method thereof
CN110085401B (en) * 2019-05-17 2024-04-09 沈阳工业大学 Amorphous alloy transformer winding framework with short circuit resistance and manufacturing method thereof

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