Corrosion-resistant inductance coil

Abstract

The utility model provides a corrosion-resistant inductance coil, which comprises an inductance main body, a coil and a winding main body, the inductance main body is fixedly connected with the winding main body, the coil is arranged on the winding main body, a winding post is arranged on the winding main body, and the coil is wound on the winding post; a pressing cover is arranged at the top of the winding column and clamped to the top of the winding column, four pressing arms are arranged on the lower surface of the pressing cover and fixedly connected with the pressing cover, the tail ends of the pressing arms abut against the winding body, a clamping groove matched with the pressing arms is formed in the winding body, and when the pressing cover is fixedly connected with the winding column, the pressing cover is clamped to the top of the winding column. The tail end of the pressing arm is clamped into the clamping groove, the side face of the pressing arm is tightly attached to the coil, the pressing cover is arranged in the winding body, the coil is ensured to be firmly fixed to the winding column through the design of the pressing cover and the pressing arm, the coil is effectively prevented from loosening or falling off, and the overall anti-seismic performance of the inductance coil is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of inductance coil especially relates to a corrosion -resistant inductance coil. BACKGROUND

[0002] Inductance coil is the device that utilizes the principle of electromagnetic induction to work. When there is current flowing through a wire, a certain electromagnetic field will be produced in the wire, and the wire itself will have an induction effect on the wire in the electromagnetic field range. Due to the characteristics of inductance coil, inductance coil is commonly used to resist flow, tune and select frequency, and is widely used in various electronic components. Among them, T-core is particularly suitable for scenarios that require ultra-thin and small size integrated inductance, such as smart phones, tablet computers and other portable electronic devices. With the rapid development of information society, the demand for T-core inductance is gradually increasing.

[0003] However, due to the complex structure and high-density coil of T-core inductance, the anti-vibration ability is relatively poor, and it is easy to be affected by mechanical vibration.

[0004] Therefore, a corrosion-resistant inductance coil is proposed to solve the above problems. INVENTION CONTENTS

[0005] In order to overcome the shortcomings of the prior art, the utility model provides a corrosion-resistant inductance coil.

[0006] The utility model adopts the following technical scheme to realize:

[0007] A corrosion-resistant inductance coil, comprising an inductance body, a coil and a winding body, the inductance body and the winding body are fixedly connected, the coil is arranged on the winding body, the winding body is provided with a winding column, the winding column is integrated with the winding body, and the coil is wound on the winding column.

[0008] The top of the winding column is provided with a compression cover, the compression cover is clamped on the top of the winding column, the lower surface of the compression cover is provided with four compression arms, the compression arms are fixedly connected with the compression cover, the distal end of the compression arm abuts against the winding body, the winding body is provided with a matching clamping groove, when the compression cover is fixedly connected with the winding column, the distal end of the compression arm is clamped into the clamping groove, and the side surface of the compression arm is tightly attached to the coil.

[0009] The coil comprises a main coil and an auxiliary coil, the auxiliary coil is arranged at the upper end of the main coil, the distal end of the coil is provided with a connecting plate, and the coil and the connecting plate are welded and fixed.

[0010] The distal end of the coil penetrates through the winding body, and the connecting plate is fixed on the side of the winding body away from the winding column.

[0011] The one side of the winding body away from the winding post is provided with a groove, the groove is arranged in the middle of the winding body, and the two sides of the groove are coated with electrodes connected with the connecting plate.

[0012] The upper surface of the inductance body is provided with a plurality of heat dissipation grooves which are arranged uniformly and equidistantly.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. By setting the compression cover in the winding body, the compression cover and the compression arm are designed to ensure the firm fixation of the coil on the winding post, effectively prevent the coil from loosening or falling off, and improve the anti-shock performance of the inductance coil as a whole.

[0015] 2. By setting the welding fixation of the coil end and the connecting plate, the connection reliability between the coils is improved, the design of the electrode and the groove facilitates the connection of the electrode, and the electrical performance of the inductance coil is improved.

[0016] 3. By setting a plurality of heat dissipation grooves on the surface of the inductance body, the design of the heat dissipation grooves enhances the heat dissipation performance of the inductance coil, and is beneficial to the long-term stable work of the inductance coil. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the front view three-dimensional structure schematic drawing of the utility model;

[0018] Figure 2 It is the bottom view three-dimensional structure schematic drawing of the utility model;

[0019] Figure 3 It is the three-dimensional structure explosion schematic drawing of the utility model;

[0020] Figure 4 It is the winding body three-dimensional structure schematic drawing of the utility model;

[0021] Figure 5 It is the winding body bottom view three-dimensional structure schematic drawing of the utility model;

[0022] Figure 6 It is the compression device structure schematic drawing of the utility model;

[0023] In the drawing: 1, inductance body; 11, heat dissipation groove; 2, winding body; 21, groove; 22, winding post; 23, clamping groove; 3, electrode; 4, compression cover; 41, compression wall; 5, main coil; 6, auxiliary coil; 7, connecting plate. DETAILED DESCRIPTION

[0024] The utility model makes further description in combination with the drawings and specific implementation, it is explained that, under the premise of not conflicting, the following described each embodiment or each technical feature between can be combined to form new embodiment.

[0025] The utility model makes further description in combination with the drawings,

[0026] As Figures 1 to 6 Inductive body 1 is the core component of inductive coil, mainly provides the function of magnetic field storage and energy conversion, it is usually made of ferrite or other magnetic material, has specific inductance value and frequency response characteristic, when electric current passes through inductive body 1, magnetic field will be generated around it, this magnetic field will change with the change of electric current, thereby stores and releases energy, the design of inductive body 1 determines the inductance value, saturation current and frequency response of inductive coil Key parameters.

[0027] Inductive body 1 is fixedly connected between the winding body 2, the coil is arranged on winding body 2, winding body 2 is equipped with winding column 22, winding column 22 is integrated with winding body 2, the coil is wound on winding column 22;Winding column 22 is the central axis of the coil winding, is used for guiding the arrangement and fixation of coil, it is usually integrated with winding body 2, to ensure the stability of coil, winding column 22 passes through its cylindrical structure, provides a uniform winding surface for the coil, this helps to ensure that the interturn distance of coil is consistent, thereby improves the electrical performance and stability of inductive coil, this design makes the arrangement of coil more regular, improves the overall structural strength of inductive coil.

[0028] The top of winding column 22 is equipped with pressure cover 4, pressure cover 4 is clamped in the top of winding column 22, the lower surface of pressure cover 4 is equipped with four pressure arms, the pressure arm is fixedly connected with pressure cover 4, the end of pressure arm is in abutment with winding body 2, winding body 2 is equipped with the card slot 23 of adaptation, when pressure cover 4 is fixedly connected with winding column 22, the end of pressure arm is clamped into card slot 23, the side of pressure arm is closely attached to coil.Card slot 23 is the structure on winding body 2 for accommodating the end of pressure arm, it ensures that the pressure arm can firmly fix the coil, card slot 23 passes through its specific shape and size, is matched with the end of pressure arm, when pressure cover 4 is fixed with winding column 22, the end of pressure arm will be clamped into card slot 23, to form a stable fixed structure, pressure arm passes through its elastic structure and the cooperation of card slot 23, can be closely attached to coil and winding body 2, so that even in high vibration or impact environment, the coil can keep stable, this design ensures the firm fixation of coil on winding column 22, effectively prevents the coil from loosening or falling off, improves the stability of inductive coil simultaneously,

[0029] The coil comprises a main coil 5 and a sub-coil 6, the sub-coil 6 is arranged at the upper end of the main coil 5, the end of the coil is provided with a connecting plate 7, and the coil is welded and fixed with the connecting plate 7. The coil is the main conductive part of the inductor coil, which is used for transmitting and storing electric energy, the main coil 5 and the sub-coil 6 can be used in series or parallel to provide the required inductance value and current processing capacity, the arrangement of the multi-layer coil improves the electrical performance between the coils and reduces the performance decline caused by poor connection.

[0030] The end of the coil penetrates through the winding body 2, and the connecting plate 7 is fixed on the side of the winding body 2 away from the winding column 22.

[0031] The side of the winding body 2 away from the winding column 22 is provided with a groove 21, the groove 21 is arranged in the middle of the winding body 2, and the two sides of the groove 21 are coated with an electrode 3, and the electrode 3 is connected with the connecting plate 7. The electrode 3 is usually coated on the specific position of the winding body 2 and connected with the connecting plate 7. They are made of materials with good conductive performance to ensure smooth transmission of current between the inductor coil and the external circuit.

[0032] A plurality of heat dissipation grooves 11 are arranged on the upper surface of the inductor body 1, and the heat dissipation grooves 11 are uniformly and equidistantly arranged. The heat dissipation grooves 11 promote heat dissipation by increasing the heat dissipation area of the surface of the inductor body 1, so that the inductor coil can maintain stable temperature even under high-power or long-time working conditions.

[0033] The above embodiment is only a preferred embodiment of the present application, and cannot be used to limit the scope of protection of the present application. Any non-substantial changes and replacements made by those skilled in the art on the basis of the present application all belong to the scope of protection required by the present application.

Claims

1. A corrosion-resistant inductor coil, comprising an inductor body (1), a coil and a winding body (2), the inductor body (1) is fixedly connected with the winding body (2), and the coil is arranged on the winding body (2), characterized in that: The winding body (2) is provided with a winding column (22), the winding column (22) is integrated with the winding body (2), and the coil is wound on the winding column (22); The top of the winding column (22) is provided with a compression cover (4), the compression cover (4) is clamped on the top of the winding column (22), the lower surface of the compression cover (4) is provided with four compression arms, the compression arms are fixedly connected with the compression cover (4), the ends of the compression arms abut against the winding body (2), the winding body (2) is provided with a matching clamping groove (23), when the compression cover (4) is fixedly connected with the winding column (22), the ends of the compression arms are clamped into the clamping groove (23), and the side surfaces of the compression arms are tightly attached to the coil.

2. A corrosion resistant inductor coil according to claim 1, wherein: The coil comprises a main coil (5) and a sub-coil (6), the sub-coil (6) is arranged at the upper end of the main coil (5), the end of the coil is provided with a connecting plate (7), and the coil and the connecting plate (7) are welded and fixed.

3. A corrosion resistant inductor coil according to claim 2, wherein: The end of the coil penetrates through the winding body (2), and the connecting plate (7) is fixed on the side of the winding body (2) away from the winding column (22).

4. A corrosion resistant inductor coil according to claim 2, wherein: The side of the winding body (2) away from the winding column (22) is provided with a recess (21), the recess (21) is arranged at the middle of the winding body (2), and the two sides of the recess (21) are coated with electrodes (3), and the electrodes (3) are connected with the connecting plate (7).

5. The corrosion resistant inductor coil of claim 1, wherein: The upper surface of the inductance body (1) is provided with a plurality of heat dissipation grooves (11), and the heat dissipation grooves (11) are uniformly and equidistantly arranged.

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