CN221446953U - Fault indicator coil - Google Patents

Abstract

The utility model relates to the field of power systems, in particular to a fault indicator coil, which comprises a frame-shaped iron core, wherein two sides of the frame-shaped iron core are provided with a framework, a groove is arranged on the framework, an inner coil is arranged on the groove, an outer coil is arranged outside the inner coil, a plurality of abdicating grooves are arranged on the framework, the inner coil and an initial wire and a tail wire of an outgoing coil are respectively placed in the abdicating grooves, the inner coil and the initial wire and the tail wire of the outgoing coil are respectively connected through connecting wires, and the initial wire and the tail wire of the inner coil on two sides are correspondingly connected through the connecting wires. The utility model adopts two coils to be arranged in the frame-shaped iron core, and the single coil uses the inner and outer coils, and the same output end is connected, so that the electric field intensity can be increased, the induction signal can be increased, the volume is relatively small, and a plurality of iron cores and coils are not required to be overlapped.

Description

Fault indicator coil

Technical Field

The utility model relates to the technical field of power systems, in particular to a fault indicator coil.

Background

Coils are generally referred to as windings of wire in the form of loops, the most common coil applications being: motors, inductors, transformers, loop antennas, etc. The coil in the circuit is referred to as an inductor. The wires are wound one by one, the wires are mutually insulated, and the insulating tube can be hollow or can comprise an iron core or a magnetic powder core, namely an inductor.

The traditional coil is a single-core single coil, the signal acquired by the terminal is lower, if the same parameters are achieved, the coil volume and the iron core diameter are required to be increased by a plurality of times, and the space is insufficient for a fault indicator to adopt the method.

Disclosure of utility model

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and the appended drawings.

The present utility model aims to overcome the above-mentioned drawbacks and provide a fault indicator coil to solve the existing problems.

In order to achieve the above object, the technical solution of the present utility model is: the utility model provides a fault indicator coil, including frame type iron core, this frame type iron core both sides are equipped with the skeleton, are equipped with the recess on this skeleton, are equipped with the inlayer coil on this recess, are equipped with a plurality of grooves of stepping down outward on this inlayer coil, and this inlayer coil is put into this groove of stepping down respectively with the initial line and the last line of this coil of going out, and this inlayer coil is connected respectively through the connecting wire with the initial line and the last line of this coil of going out, and the initial line and the last line of this inlayer coil of both sides correspond each other through this connecting wire and connect.

In some embodiments, the inner layer coil and the initial and final wires of the outgoing coil are provided with insulating tubing.

In some embodiments, the outer coil wall is wrapped with an insulating tape.

In some embodiments, the frame core is U-shaped, square-shaped, or O-shaped.

In some embodiments, the connecting line is provided with a plurality of colors.

By adopting the technical scheme, the utility model has the beneficial effects that: the utility model adopts two coils to be arranged in the frame-shaped iron core, and the single coil uses the inner and outer coils, and the same output end is connected, so that the electric field intensity can be increased, the induction signal can be increased, the volume is relatively small, and a plurality of iron cores and coils are not required to be overlapped.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

It is apparent that these and other objects of the present utility model will become more apparent from the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings and figures.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model, without limitation to the utility model.

In the drawings, like parts are designated with like reference numerals and are illustrated schematically and are not necessarily drawn to scale.

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only one or several embodiments of the utility model, and that other drawings can be obtained according to such drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic diagram of a structure of an indicator coil according to some embodiments of the present utility model;

Fig. 2 is a cross-sectional view of the structure of an indicator coil according to some embodiments of the utility model.

Reference numerals illustrate:

1. A frame-type iron core;

11. A skeleton; 12. a groove; 13. an inner layer coil; 14. an outer layer coil; 15. a relief groove;

2. An insulating tube;

3. A connecting wire;

4. An insulating tape.

Description of the embodiments

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail with reference to the following detailed description. It should be understood that the detailed description is presented merely to illustrate the utility model, and is not intended to limit the utility model.

In addition, in the description of the present utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that direct connection indicates that the two bodies connected together do not form a connection relationship through a transition structure, but are connected together to form a whole through a connection structure. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Specific embodiments of the present utility model will be described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, fig. 1 is a schematic structural view of an indication coil according to some embodiments of the present utility model; fig. 2 is a cross-sectional view of the structure of an indicator coil according to some embodiments of the utility model.

The utility model provides a fault indicator coil, which comprises a frame-shaped iron core 1, wherein two sides of the frame-shaped iron core 1 are provided with a framework 11, the framework 11 is provided with a groove 12, the groove 12 is provided with an inner coil 13, an outer coil 14 is arranged outside the inner coil 13, the framework 11 is provided with a plurality of abdicating grooves 15, the inner coil 13 and an initial wire and a tail wire of an outgoing coil 14 are respectively put into the abdicating grooves 15, the inner coil 13 and the initial wire and the tail wire of the outgoing coil 14 are respectively connected through a connecting wire 3, and the initial wire and the tail wire of the inner coil 13 at two sides are correspondingly connected through the connecting wire 3.

Two coils are adopted to be arranged in the frame-shaped iron core 1, an inner coil and an outer coil are adopted for a single coil, the same output end is connected, the electric field intensity can be increased, and the induction signal can be increased. The frame-shaped iron core 1 is made of high-conductivity materials, so that the induction strength is improved, the volume is relatively small, and a plurality of iron cores and coils are not required to be overlapped.

According to some embodiments of the utility model, optionally, the initial and final wires of the inner coil 13 and the outer coil 14 are provided with insulating tubes 2. For insulating and protecting the two wires.

According to some embodiments of the utility model, the outer wall of the outer coil 14 is optionally wrapped with an insulating tape 4. In order to protect the coil, the induction is prevented from being affected.

According to some embodiments of the utility model, the frame-shaped iron core 1 is optionally U-shaped, square-shaped or O-shaped. The coils on two sides are convenient to connect, the electric field intensity is increased, and the induction signal is increased.

According to some embodiments of the utility model, the connection line 3 is optionally provided with a plurality of colors. The identification is convenient, and the subsequent installation and connection are convenient.

It is to be understood that the disclosed embodiments are not limited to the specific process steps or materials disclosed herein, but are intended to extend to equivalents of such features as would be understood by one of ordinary skill in the relevant arts. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting.

Reference in the specification to "an embodiment" means that a particular feature, or characteristic, described in connection with the embodiment is included in at least one embodiment of the utility model. Thus, appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, numbers, etc., to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that the utility model can be practiced without one or more of the specific details, or with other methods, components, materials, etc.

Claims (5)

1. A fault indicator coil comprising:

The frame-type iron core is characterized in that two sides of the frame-type iron core are provided with a framework, the framework is provided with a groove, an inner coil is arranged on the groove, an outer coil is arranged outside the inner coil, a plurality of abdicating grooves are formed in the framework, the inner coil and an initial wire and a tail wire of the outgoing coil are respectively placed in the abdicating grooves, the inner coil and the initial wire and the tail wire of the outgoing coil are respectively connected through connecting wires, and the initial wire and the tail wire of the inner coil on two sides are correspondingly connected through the connecting wires.

2. The fault indicator coil of claim 1, wherein: the inner layer coil and the initial wire and the final wire of the outgoing coil are provided with insulating pipes.

3. The fault indicator coil according to claim 1 or 2, characterized in that: the outer wall of the outer coil is wound with an insulating tape.

4. A fault indicator coil according to claim 3, characterised in that: the frame-shaped iron core is U-shaped, square or O-shaped.

5. The fault indicator coil of claim 1, wherein: the connecting line is provided with a plurality of colors.