Iron core framework for ignition coil

Abstract

The utility model discloses an iron core framework for an ignition coil. The iron core framework comprises a framework body, a through hole is formed in the middle of the framework body; an iron core is inserted into the through hole; a first winding stop part is arranged at one end of the framework body; a second winding stop part is arranged at the other end of the framework body; a clamping groove is formed in the upper part of the first winding stopping part, and the clamping groove is communicated with the through hole; a first wiring part is arranged on one side of the clamping groove; the first wiring part is provided with a first plugging groove and a diode fixing groove. A first protrusion extending upwards is arranged on the other side of the clamping groove. And a second wiring part is arranged on one side of the second winding stopping part. According to the utility model, the iron core framework can be conveniently and quickly positioned and mounted, the problem of assembly position deviation is prevented, the assembly accuracy of the iron core framework is improved, and the mounting dislocation is avoided, so that the normal work of an ignition coil is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of ignition coils, and particularly relates to an iron core skeleton for an ignition coil. Background Technique

[0002] The ignition coil is one of the important components for realizing the ignition energy conversion function in the ignition system. It converts the pulsed voltage output by the igniter into a high-voltage current with sufficient voltage, and through the high-voltage wire, it is connected to the spark plug of the engine, and then a strong electric spark is generated between the central electrode and the side electrode of the spark plug, igniting the mixed gas in the engine cylinder and enabling the engine to do work. When assembling the existing iron core skeleton of the ignition coil, problems such as assembly position deviation often occur. The assembly deviation not only affects the installation of other components, but also has a certain impact on the normal use of the ignition coil.

[0003] Based on the above situation, the utility model proposes an iron core skeleton for an ignition coil, which can effectively solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide an iron core skeleton for an ignition coil. The iron core skeleton for an ignition coil provided by the utility model has a simple structure, can position and install the iron core skeleton conveniently and quickly, prevent the problem of assembly position deviation, increase the accuracy of the assembly of the iron core skeleton, avoid installation misalignment, and ensure the normal operation of the ignition coil.

[0005] The utility model is realized through the following technical solutions:

[0006] An iron core skeleton for an ignition coil includes a skeleton body; a through hole is opened in the middle of the skeleton body; an iron core is inserted into the through hole; a first winding stop portion is arranged at one end of the skeleton body; a second winding stop portion is arranged at the other end of the skeleton body; the first winding stop portion is provided with a clamping groove at the upper part, and the clamping groove communicates with the through hole; a first wiring portion is arranged on one side of the clamping groove; the first wiring portion is provided with a first insertion groove and a diode fixing groove; a first protrusion extending upward is arranged on the other side of the clamping groove; a second wiring portion is arranged on one side of the second winding stop portion, and the second wiring portion is provided with a second insertion groove; a second protrusion extending upward is arranged on the other side of the second winding stop portion.

[0007] According to the above technical solution, as a further preferred technical solution of the above technical solution, clamping portions extending outward are respectively arranged on both sides of the first winding stop portion.

[0008] According to the above technical solution, as a further preferred technical solution of the above technical solution, grooves and stepped grooves are respectively arranged at the bottom of the first wiring portion.

[0009] According to the above technical solution, as a further preferred technical solution of the above technical solution, one end of the iron core is provided with a head that is adapted to the shape of the clamping groove.

[0010] According to the above technical solution, as a further preferred technical solution of the above technical solution, two positioning grooves are respectively formed on both sides of the iron core.

[0011] Compared with the prior art, the present utility model has the following advantages and beneficial effects:

[0012] The iron core skeleton for an ignition coil provided by the present utility model has a simple structure, can be positioned and installed on the iron core skeleton conveniently and quickly, prevents the problem of assembly position deviation, increases the accuracy of the iron core skeleton assembly, avoids installation misalignment, and ensures the normal operation of the ignition coil. Description of the Drawings

[0013] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0014] Figure 2 is a schematic diagram of the overall structure of the present utility model from another angle;

[0015] Figure 3 is a schematic diagram of the structure of the skeleton body of the present utility model;

[0016] Figure 4 is a schematic diagram of the structure of the skeleton body of the present utility model from another angle;

[0017] Figure 5 is a schematic diagram of the structure of the iron core of the present utility model. Detailed Embodiments

[0018] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the preferred implementation solutions of the present utility model will be described below in conjunction with specific embodiments. However, it should be understood that the drawings are only for illustrative purposes and cannot be construed as a limitation of this patent; for better illustration of this embodiment, some components in the drawings will be omitted, enlarged or reduced, and do not represent the actual size of the product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationships described in the drawings are only for illustrative purposes and cannot be construed as a limitation of this patent.

[0019] An iron core skeleton for an ignition coil, comprising a skeleton body 1; a through hole 2 is provided in the middle of the skeleton body 1; an iron core 3 is inserted into the through hole 2; a first winding stop portion 4 is provided at one end of the skeleton body 1; a second winding stop portion 5 is provided at the other end of the skeleton body 1; the first winding stop portion 4 has a clamping groove 6 opened at the upper part, and the clamping groove 6 communicates with the through hole 2; a first wiring portion 7 is provided on one side of the clamping groove 6; the first wiring portion 7 is provided with a first insertion groove 8 and a diode fixing groove 9; a first protrusion 10 extending upward is provided on the other side of the clamping groove 6; a second wiring portion 11 is provided on one side of the second winding stop portion 5, and the second wiring portion 11 is provided with a second insertion groove 12; a second protrusion 13 extending upward is provided on the other side of the second winding stop portion 5.

[0020] The utility model can conveniently and quickly position and install the iron core skeleton, prevent the problem of assembly position deviation, increase the accuracy of the iron core skeleton assembly, avoid installation misalignment, and ensure the normal operation of the ignition coil.

[0021] The settings of the first protrusion 10 and the second protrusion 13 in the utility model reduce the looseness of the assembly of the skeleton body 1 and the magnetic conduction sleeve in the ignition coil. The settings of the first insertion groove 8 and the second insertion groove 12 facilitate the installation of the insertion pieces on the skeleton body 1, and the setting of the diode fixing groove 9 facilitates the installation of the diode.

[0022] Further, in another embodiment, clamping portions 14 extending outward are respectively provided on both sides of the first winding stop portion 4.

[0023] By adopting the above technical solution, the setting of the clamping portions 14 conveniently and quickly positions and installs the iron core skeleton in the shell of the ignition coil, increasing the stability and accuracy of the assembly.

[0024] Further, in another embodiment, grooves 15 and stepped grooves 16 are respectively provided at the bottom of the first wiring portion 7.

[0025] By adopting the above technical solution, the settings of the grooves 15 and the stepped grooves 16 facilitate the cooperative connection between the skeleton body 1 and the secondary skeleton.

[0026] Further, in another embodiment, one end of the iron core 3 is provided with a head 17 having a shape adapted to the clamping groove 6; two positioning grooves 18 are respectively opened on both sides of the iron core 3.

[0027] By adopting the above technical solution, the assembly accuracy of the skeleton body 1 and the iron core 3 is increased.

[0028] Based on the description and drawings of the present utility model, those skilled in the art can easily manufacture or use an iron core skeleton for an ignition coil of the present utility model and can achieve the positive effects described in the present utility model.

[0029] Unless otherwise specified, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial direction", "radial direction", "circumferential direction", etc., the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms used to describe the orientation or positional relationship in the present utility model are only for illustrative purposes and cannot be understood as a limitation of this patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood in combination with the drawings and according to specific circumstances.

[0030] Unless otherwise clearly defined and limited, in the present utility model, if there are terms such as "set", "connected" and "connected", they should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0031] The above is only the preferred embodiment of the present utility model and does not impose any formal limitation on the present utility model. Any simple modification or equivalent change made to the above embodiments based on the technical essence of the present utility model falls within the protection scope of the present utility model.

Claims

1. An iron core skeleton for an ignition coil, characterized in that: The invention comprises a skeleton body (1); a through hole (2) is provided in the middle of the skeleton body (1); an iron core (3) is inserted in the through hole (2); a first winding stopper (4) is provided at one end of the skeleton body (1); a second winding stopper (5) is provided at the other end of the skeleton body (1); the first winding stopper (4) is provided with a snap-in groove (6) at the top, and the snap-in groove (6) is connected with the through hole (2); a first wiring part (7) is provided on one side of the snap-in groove (6); the first wiring part (7) is provided with a first plug-in groove (8) and a diode fixing groove (9); a first protrusion (10) extending upward is provided on the other side of the snap-in groove (6); a second wiring part (11) is provided on one side of the second winding stopper (5), and the second wiring part (11) is provided with a second plug-in groove (12); a second protrusion (13) extending upward is provided on the other side of the second winding stopper (5).

2. The iron core skeleton for an ignition coil according to claim 1, characterized in that: The first winding stopper (4) is provided with outwardly extending clamping portions (14) on both sides thereof.

3. The iron core skeleton for an ignition coil according to claim 1, characterized in that: The bottom of the first wiring portion (7) is respectively provided with a groove (15) and a stepped groove (16).

4. The iron core skeleton for an ignition coil according to claim 1, characterized in that: One end of the iron core (3) is provided with a head (17) whose shape matches that of the clamping groove (6).

5. The iron core skeleton for an ignition coil according to claim 1, characterized in that: Two positioning grooves (18) are respectively provided on two sides of the iron core (3).

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