Shielding type I-shaped inductor

Abstract

The utility model relates to the technical field of inductors, and discloses a shielding type I-shaped inductor which comprises a magnetic core and inductance coils wound outside the magnetic core, a gap is reserved between the inductance coils, a connector is arranged at the position of an input connector and an output connector of each inductance coil, the magnetic core is a first magnetic core, and the first magnetic core is a second magnetic core. A winding column is connected to the middle of the bottom end of the first magnetic core, a second magnetic core is installed at the bottom end of the winding column, a winding groove is formed between the first magnetic core and the second magnetic core, the winding column is located in the middle of the winding groove, and a plurality of fixing grooves are formed in the outer surface wall of the winding column in a rectangular array mode. Two pins are symmetrically mounted at the bottom end of the second magnetic core; the installation efficiency of a user is improved; meanwhile, the shielding cover and the insulating layer are arranged, the inductor can be better shielded, and the inductor is simple in structure, reliable in performance, convenient to produce, low in weight and cost, safe and reliable to use and high in adaptability and has good market application value.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of inductor, specifically, especially relates to a shielding type I-shaped inductor. BACKGROUND

[0002] The inductor is a component capable of converting electrical energy into magnetic energy and storing it. The structure of the inductor is similar to that of a transformer, but only has one winding. The inductor has a certain inductance, and it only hinders the change of current.

[0003] In the existing circuit design, especially in the radio circuit design, many inductive devices are used. The inductor in the prior art generally adopts copper wire winding, which makes the cost of the transformer very high, thereby causing the cost of the power supply to be very high. Moreover, due to the high density of the copper wire, the weight of the inductor and the power supply is very large, thereby the weight of the entire device is also very large, which brings certain trouble to transportation. At the same time, the inductor lacks a shielding cover, which cannot protect the inductor.

[0004] The prior art has defects and needs to be improved. CONTENT OF THE UTILITY MODEL

[0005] In order to solve the defects in the prior art, the utility model provides a shielding type I-shaped inductor.

[0006] The utility model discloses a shielding type I-shaped inductor, which comprises a magnetic core and an inductor coil wound outside the magnetic core, and the inductor coils are provided with connectors at the input and output joints.

[0007] Preferably, the inductor coil is made of aluminum wire.

[0008] Preferably, an insulating layer is arranged outside the inductor coil.

[0009] Preferably, two first limiting grooves are symmetrically arranged on the two sides of the first magnetic core, and a first connecting hole is arranged at the middle position of the bottom end of the first magnetic core. An internal thread is arranged on the inner wall of the first connecting hole, and the two first limiting grooves are in arc structure.

[0010] Preferably, a connecting head is arranged at the top end of each of the two needle pins, and an external thread is arranged on the outer wall of each of the two connecting heads.

[0011] Preferably, the outer side of the magnetic core is sleeved with a shielding cover, and the bottom of the shielding cover is sleeved with a sealing cover through a clamping assembly.

[0012] Preferably, an air cushion is arranged between the top of the magnetic core and the inner wall of the top end of the shielding cover.

[0013] Preferably, a plurality of heat dissipation rings are coaxially and fixedly connected to the outer side wall of the shielding cover.

[0014] Preferably, the magnetic core is in the shape of an I-beam.

[0015] Compared with the prior art, the utility model discloses a fixing groove, when using, the user can wind the enameled wire on the winding post in the middle of the winding groove, the enameled wire is fixedly clamped through the fixing groove on the surface wall of the winding post, prevents the enameled wire from rotating during winding, is more convenient for the winding of enameled wire, improves the installation efficiency of the user, and simultaneously sets up the shielding cover and the insulating layer, can better shield the inductor, and the structure is simple, the performance is reliable, production is convenient, and the weight and cost are relatively low, safe and reliable in use, high adaptability, good market application value. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram of the utility model;

[0017] Figure 2 It is the first magnetic core structure schematic diagram of the utility model;

[0018] Figure 3 It is the pin structure schematic diagram of the utility model;

[0019] Figure 4 It is the magnetic core shielding cover result schematic diagram of the utility model.

[0020] Mark: magnetic core 1, inductor coil 2, gap 3, connector 4, insulating layer 5, pin 6, shielding cover 7, multiple heat dissipation rings 8, first magnetic core 11, first limiting groove 12, first connecting hole 111, connecting head 61. DETAILED DESCRIPTION

[0021] It should be noted that the above-mentioned various technical features continue to combine, form various embodiments not listed above, and are considered to be within the scope of the description of the utility model; and for those skilled in the art, the above-mentioned description can be improved or changed, and all these improvements and changes should belong to the protection scope of the claims of the utility model.

[0022] For the convenience of understanding the utility model, the utility model is explained in more detail below in combination with the drawings and specific embodiments. The drawings show the preferred embodiments of the utility model. However, the utility model can be realized in many different forms and is not limited to the embodiments described in the specification. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0023] It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can be present. The terms "vertical", "horizontal", "left", "right" and similar expressions used in the specification are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used in the specification are the same as those commonly understood by one of ordinary skill in the art to which the utility model belongs. The terms used in the specification of the utility model are only for the purpose of describing the specific embodiments and are not used to limit the utility model.

[0025] The utility model will be explained in detail below in combination with the drawings.

[0026] As Figures 1-4 shown: a shielding type I-shaped inductor, including magnetic core 1 and winding on the magnetic core 1 outside inductance coil 2, the inductance coil 2 between the gap 3 is left, the inductance coil 2 input output connector is provided with connector 4, the magnetic core 1 is set to first magnetic core 11, the first magnetic core 11 bottom end intermediate position is connected with winding post, and the bottom end of winding post is installed with second magnetic core, the first magnetic core 11 and second magnetic core form winding slot between, the winding post is located at the intermediate position of winding slot, and a plurality of fixed slots are set up in the outer wall of winding post in rectangular array, the bottom end of second magnetic core is symmetrically installed with two needle pins 6.

[0027] It should be noted that the enameled wire can be firmly wound on the winding post through the fixed slot, which facilitates the winding of the enameled wire, the bottom end of the second magnetic core is symmetrically installed with two needle pins 6, the inductor is connected with the circuit by inserting the two needle pins 6 into the jack hole of the plugboard, so that the inductor works.

[0028] Preferably, the inductance coil 2 is aluminum wire.

[0029] It should be noted that the aluminum wire or copper-clad aluminum wire can work faster and better,

[0030] Further, the inductance coil 2 can also be copper-clad aluminum wire.

[0031] Preferably, the inductor coil 2 is externally provided with an insulating layer 5.

[0032] It should be noted that the insulating layer 5 can better isolate the outside sensing electricity, and can prevent electrical contact during use or taking.

[0033] Preferably, two first limiting grooves 12 are symmetrically arranged on both sides of the first magnetic core 11, and a first connecting hole 111 is arranged at the middle position of the bottom end of the first magnetic core 11, the inner wall of the first connecting hole 111 is provided with an internal thread, and the two first limiting grooves 12 are both arc-shaped structures.

[0034] It should be noted that the first connecting hole 111 and the first connecting column are matched to realize the screw connection of the first magnetic core 11 and the winding column, which facilitates the installation and disassembly of the first magnetic core 11.

[0035] Preferably, the top end of each of the two needle pins 6 is provided with a connecting head 61, and the outer wall of each of the two connecting heads 61 is provided with an external thread.

[0036] It should be noted that the connecting head 61 and the mounting hole are matched to realize the screw installation of the needle pin 6, which facilitates the installation and disassembly of the needle pin 6.

[0037] Further, the other end of the connecting head 61 is connected and matched with the connector 4.

[0038] Preferably, the magnetic core 1 is externally provided with a shielding cover 7, and the bottom of the shielding cover 7 is provided with a sealing cover through a clamping assembly.

[0039] It should be noted that the shielding cover 7 and the sealing cover can better protect the magnetic core 1.

[0040] Preferably, an air cushion is arranged between the top of the magnetic core 1 and the inner wall of the top end of the shielding cover 7.

[0041] It should be noted that the air cushion is arranged here, so that the magnetic resistance of the magnetic circuit is increased, the linearity is improved, and the saturation current is increased, thereby eliminating the inductance saturation caused by the shielding cover 7.

[0042] Preferably, a plurality of heat dissipation rings 8 are coaxially and fixedly connected to the outer wall of the shielding cover 7.

[0043] Preferably, the magnetic core 1 is in the shape of an I-beam.

[0044] It should be noted that the above technical features continue to be combined to form various embodiments not listed above, which are all considered to be within the scope of the description of the present application; and for those skilled in the art, the above description can be improved or changed, and all these improvements and changes shall belong to the protection scope of the appended claims of the present application.

Claims

1. A shielded E-core inductor, characterized by, The utility model relates to a magnetic core and winding inductance coil outside the magnetic core, and the inductance coil is provided with a connector at the input and output joint, the magnetic core is a first magnetic core, a winding post is connected to the middle position of the bottom end of the first magnetic core, and a second magnetic core is installed at the bottom end of the winding post, a winding groove is formed between the first magnetic core and the second magnetic core, the winding post is located at the middle position of the winding groove, a plurality of fixing grooves are arranged in the rectangular array on the outer wall of the winding post, and two needle pins are symmetrically installed at the bottom end of the second magnetic core.

2. A shielded I-core inductor according to claim 1, wherein The inductance coil is made of aluminum wire.

3. The shielded I-beam inductor of claim 1, wherein, An insulating layer is arranged outside the inductance coil.

4. The shielded I-beam inductor of claim 1, wherein, Two first limiting grooves are symmetrically arranged at the two sides of the first magnetic core, a first connecting hole is arranged at the middle position of the bottom end of the first magnetic core, an internal thread is arranged on the inner wall of the first connecting hole, and the two first limiting grooves are in arc-shaped structure.

5. The shielded I-beam inductor of claim 1, wherein, A connecting head is installed at the top end of each needle pin, and an external thread is arranged on the outer wall of each connecting head.

6. The shielded I-beam inductor of claim 1, wherein, A shielding cover is arranged outside the magnetic core, a sealing cover is clamped to the bottom of the shielding cover through a clamping assembly.

7. A shielded bifilar inductor according to claim 6, wherein An air cushion is arranged between the top of the magnetic core and the inner wall of the top end of the shielding cover.

8. A shielded bifilar inductor according to claim 7, wherein, A plurality of heat dissipation rings are coaxially fixedly connected to the outer side wall of the shielding cover.

9. The shielded I-beam inductor of claim 1, wherein, The magnetic core is in H-shaped type.

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