Alternating current inversion inductor and radiator

Abstract

The utility model discloses an alternating current inverter inductor and radiator, including at least one inductor unit, the inductor unit includes composite magnetic core frame and magnetic core connected with composite magnetic core frame, the composite magnetic core frame is equipped with detachable connection structure. According to the utility model, the inverter inductor can be connected to the carrier, namely the circuit board, through the detachable connecting structure, so that the inverter inductor is convenient to disassemble and assemble.

Description

TECHNICAL FIELD

[0001] The utility model relates to inverter inductance technical field more particularly to an alternating current inverter inductance and radiator. BACKGROUND

[0002] In inverter circuit, inductance element plays the key role of storing and converting energy, when switch device such as MOSFET or IGBT conducts, direct current flows to inductance through switch device, inductance starts storing energy, and magnetic field intensity increases, when switch device is cut off, inductance continues to keep current flowing through self-induced electromotive force, converts stored magnetic energy back to electric energy to supply load, forms alternating current output, this process continuously cycles, realizes the conversion of direct current to alternating current. SUMMARY

[0003] The utility model wants to solve the technical problem in, how realizes the portable dismounting of inverter inductance in circuit.

[0004] The utility model discloses a kind of alternating current inverter inductance, including at least one inductance unit, the inductance unit includes composite magnetic core frame and the magnetic core connected with composite magnetic core frame, detachable connection structure is equipped on the composite magnetic core frame.

[0005] As a preferred technical solution, the detachable connection structure includes a fixing hole.

[0006] As a preferred technical solution, the detachable connection structure is arranged at the bottom corner end of the composite magnetic core frame.

[0007] As a preferred technical solution, the top and bottom of the composite magnetic core frame are respectively provided with an upper layer substrate and a lower layer substrate, the upper layer substrate and the lower layer substrate are both metal substrates, and the upper layer substrate, the lower layer substrate and the composite magnetic core frame are connected and fastened by a steel band.

[0008] As a preferred technical solution, the coil and the magnetic core are fixedly connected to the composite magnetic core frame, and a gap is left between the coil and the magnetic core.

[0009] As a preferred technical solution, a through groove is formed in the composite magnetic core frame, and the coil and the magnetic core are fixedly connected to the inner wall at the bottom of the through groove.

[0010] As a preferred technical solution, the coil is connected with a lead-out end.

[0011] As a preferred technical solution, the detachable connection structure includes a buckle.

[0012] As a preferred technical solution, the inductance unit is provided in multiple groups and arranged side by side or linearly.

[0013] A heat sink, comprising an alternating current inverter inductor and a heat sink, the alternating current inverter inductor being detachably connected with the heat sink.

[0014] The utility model discloses the beneficial effect lies in:

[0015] (1) the utility model discloses, through the detachable connecting structure can connect inverter inductor on the carrier, namely heat sink or other good heat conduction material, thereby facilitating the disassembly and installation of inverter inductor.

[0016] (2) the utility model discloses, through the setting of the lead end, it can be detachably connected with the interface, and it is convenient to dismount.

[0017] (3) the utility model discloses, through the clearance between the coil and the composite magnetic core frame and form the air duct, the coil heat dissipation is convenient, and the upper layer substrate and lower layer substrate are all set to metal substrate, can improve the heat dissipation effect. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The whole structure schematic diagram provided for the utility model embodiment is provided;

[0019] Figure 2 The front view structure schematic diagram provided for the utility model embodiment is provided;

[0020] Figure 3 The top view structure schematic diagram provided for the utility model embodiment is provided;

[0021] Figure 4 The side view structure schematic diagram provided for the utility model embodiment is provided;

[0022] Reference numeral: 1, lead end;2, lower layer substrate;3, coil;4, upper layer substrate;5, fixed hole;6, composite magnetic core frame;7, steel band. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantage of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be described clearly and completely below, obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0024] Embodiment 1

[0025] Reference Figure 1The alternating current inverter inductance comprises at least one set of inductance units, and the inductance unit comprises a coil 3, a steel band 7, a composite magnetic core frame 6, an upper layer substrate 4 and a lower layer substrate 2, the top and bottom of the composite magnetic core frame 6 are fixedly connected with the upper layer substrate 4 and the lower layer substrate 2 respectively, the composite magnetic core frame 6, the upper layer substrate 4 and the lower layer substrate 2 are connected and fastened through the steel band 7, the steel band 7 is located outside the composite magnetic core frame 6, the upper layer substrate 4 and the lower layer substrate 2, the bottom of the composite magnetic core frame 6 is provided with a detachable connecting structure, and the composite magnetic core frame 6 is detachably fixed on a radiator or other materials with good heat conduction through the detachable connecting structure, the detachable connecting structure is arranged at the corner end of the bottom of the composite magnetic core frame 6, and can be bolt connection, buckle connection, interference fit and the like; in the embodiment, the bolt fixing is taken as an example, the lower layer substrate 2 is provided with a fixing hole 5 matched with the bolt, and the bolt or screw is connected and fastened with the circuit board after penetrating through the fixing hole 5; the fixing hole 5 is provided with four fixing holes, and the fixing holes are distributed in a rectangular shape;

[0026] The composite magnetic core frame 6 is provided with a through groove, the coil 3 is arranged in the through groove, and a gap is formed between the coil 3 and the through groove, so that the gap forms an air duct to facilitate heat dissipation.

[0027] The upper layer substrate 4 and the lower layer substrate 2 are metal substrates, so that heat can be conducted to other heat dissipation media, and the heat dissipation effect is improved.

[0028] It should be noted that, if there are multiple sets of inductance units, the inductance units can be arranged in a linear or side-by-side manner, and one lower layer substrate 2 can be shared.

[0029] Referring to Figure 2 、 Figure 3 、 Figure 4 The coil 3 is detachably connected with two lead-out ends 1, the end of the lead-out end 1 is provided with a connecting hole, the lead-out end 1 is a metal connecting piece or other connecting structure, and the lead-out end 1 is an output or output interface and can be detachably connected with a wire or copper bar.

[0030] Embodiment 2

[0031] A radiator comprises the alternating current inverter inductance in the embodiment 1 and the radiator, and the alternating current inverter inductance is detachably connected to the radiator through the detachable connecting structure.

[0032] The above embodiments are only used to illustrate the technical solutions of the present application, but not to limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced equivalently; and the modification or replacement does not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An alternating current inverter induction motor characterized by, The inductance unit comprises at least one inductance unit, the inductance unit comprises a composite magnetic core frame and a magnetic core connected with the composite magnetic core frame, and the composite magnetic core frame is provided with a detachable connecting structure; the top and bottom of the composite magnetic core frame are respectively provided with an upper layer substrate and a lower layer substrate, the upper layer substrate and the lower layer substrate are metal substrates, and the upper layer substrate, the lower layer substrate and the composite magnetic core frame are connected and fastened through a steel band.

2. An AC inductor as claimed in claim 1, wherein The detachable connecting structure comprises a fixing hole.

3. An AC inductor as claimed in claim 1, wherein The detachable connecting structure is arranged at the bottom corner end of the composite magnetic core frame.

4. An AC inductor as claimed in claim 1, wherein The inductance unit further comprises a coil, the coil is fixedly connected to the composite magnetic core frame, and a gap is left between the coil and the magnetic core.

5. An inductive AC-to-DC converter as claimed in claim 4, characterized in that A through groove is formed in the composite magnetic core frame, and the coil is fixedly connected to the inner wall at the bottom of the through groove.

6. An AC inductor as claimed in claim 4, wherein A lead-out end is detachably connected to the coil.

7. An AC inductor as claimed in claim 1, wherein The detachable connecting structure comprises a buckle.

8. An AC inductor as claimed in claim 1, wherein The inductance unit is provided with multiple groups and is arranged side by side or linearly.

9. A heat spreader, comprising: The inductance unit comprises the inductance unit and the heat sink according to any one of claims 1-8, and the inductance unit and the heat sink are detachably connected.

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