CN219040229U - Grounding connection structure for iron core of automobile ignition coil - Google Patents

Abstract

The utility model discloses an iron core grounding connection structure of an automobile ignition coil, which comprises an iron core, a socket and a connecting piece, wherein the connecting piece comprises a T-shaped root and a bending part, the side wall of the T-shaped root is provided with a wedge-shaped clamping point, and the outer end of the bending part is provided with a clamping groove; the T-shaped root is embedded in a gap between the iron core and the shell clamping groove, and the clamping point contacts the outer wall of the iron core; the clamping grooves of the bending parts are connected with the socket inserting pieces of the socket in a nested mode. By adopting the technical scheme, the grounding connection between the socket of the automobile ignition coil and the iron core can be completed by only inserting the connecting piece into the gap in one step, and the assembly is convenient; the requirement on dimensional matching precision is greatly reduced, the assembly is easy, and welding is not required; reliable connection and ensures the product quality.

Description

Grounding connection structure for iron core of automobile ignition coil

Technical Field

The utility model relates to a grounding connection of a socket and an iron core of an automobile ignition coil.

Background

In the prior art, as shown in fig. 1, a core 101 is mounted in a housing groove 107, and a gap 108 is provided between the core 101 and the housing groove 107. In order to realize the grounding connection between the socket 106 of the automobile ignition coil and the iron core 101, the guideline 103 is installed in the installation hole 102 of the iron core 101, and then the guideline 103 and the socket inserting piece 105 are welded at two ends of the lead 104 respectively.

The prior art has the defect that the assembly operation steps are complicated; the dimensional matching precision requirement of the guideline 103 and the iron core mounting hole 102 is high, and the phenomenon that the guideline and the iron core are difficult to assemble is easy to occur; multiple soldering connections are required, resulting in the coils of the core 101 being susceptible to contamination by solder balls.

Disclosure of Invention

In order to solve the above-mentioned drawback, the technical problem that the utility model aims to solve is to provide a grounding connection structure of an automobile ignition coil iron core, which is convenient to assemble and easy to assemble, and does not need welding. In order to solve the technical problem, the technical scheme adopted by the utility model is that the grounding connection structure of the iron core of the automobile ignition coil comprises an iron core and a socket, wherein the iron core is arranged in a shell clamping groove, and a gap is reserved between the iron core and the shell clamping groove; the connecting piece is characterized by further comprising a connecting piece, wherein the connecting piece comprises a T-shaped root and a bending part, a wedge-shaped clamping joint is arranged on the side wall of the T-shaped root, and a clamping groove is formed in the outer end of the bending part; the T-shaped root is embedded in a gap between the iron core and the shell clamping groove, and the clamping point contacts the outer wall of the iron core; the clamping grooves of the bending parts are connected with the socket inserting pieces of the socket in a nested mode.

The utility model has the beneficial effects that by adopting the technical scheme, the grounding connection between the socket of the automobile ignition coil and the iron core can be completed by only inserting the connecting piece into the gap in one step, and the assembly is convenient; the requirement on dimensional matching precision is greatly reduced, the assembly is easy, and welding is not required; reliable connection and ensures the product quality.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean 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 do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. When an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Drawings

Fig. 1 is a schematic diagram of a conventional grounding connection structure of an iron core (a schematic diagram of a structure combined with guidelines in the drawing);

fig. 2 is a schematic diagram of a grounding connection structure of an iron core according to an embodiment of the present utility model (a schematic diagram of a structure in which a connection member is incorporated in the drawing).

Detailed Description

Referring to fig. 2, one specific structure of the present utility model is reflected. The automobile ignition coil iron core grounding connection structure comprises an iron core 201, a socket 205 and a connecting piece made of conductive materials, wherein the iron core 201 is installed in a shell clamping groove 208, and a gap 209 is formed between the outer wall of the iron core 201 and the shell clamping groove 208. The connecting piece comprises a T-shaped root 211 and a bending part 203, wherein a wedge-shaped clamping joint 207 is arranged on the side wall of the T-shaped root 211, and a clamping groove 206 is arranged at the outer end of the bending part 203; the T-shaped root 211 is embedded in the gap 209, and the clamping point 207 contacts the outer wall of the iron core 201 in the gap 209 to form stable electric connection; the clamping groove 206 of the bending part 203 is nested on the socket insert 204 of the socket 205 to form stable electrical connection.

During installation, the socket of the automobile ignition coil and the iron core can be grounded by only inserting the T-shaped root 211 of the connecting piece into the gap 209 and slightly pressing, so that the assembly is very convenient; compared with the matching of the prior art guideline 103 and the mounting hole 102, the connecting piece greatly reduces the requirement on the dimensional matching precision, and is easy to assemble; the connection between the clamping point 207 and the outer wall of the iron core 201, and between the clamping groove 206 and the socket insert 204 is stable and firm, no loose hidden trouble exists, welding is not needed, and the electrical connection is reliable.

The embodiments of the utility model disclosed above are intended only to assist in the description of the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in conjunction with the accompanying drawings in order to best explain the principles of the utility model and the practical application, and to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, it is therefore intended that the utility model be limited only by the claims and the full scope and equivalents thereof, and not by the specific embodiments disclosed.

Claims (1)

1. The grounding connection structure of the iron core of the ignition coil of the automobile comprises an iron core and a socket, wherein the iron core is arranged in a clamping groove of a shell, and a gap is reserved between the iron core and the clamping groove of the shell; the connecting piece is characterized by further comprising a connecting piece, wherein the connecting piece comprises a T-shaped root and a bending part, a wedge-shaped clamping joint is arranged on the side wall of the T-shaped root, and a clamping groove is formed in the outer end of the bending part; the T-shaped root is embedded in a gap between the iron core and the shell clamping groove, and the clamping point contacts the outer wall of the iron core; the clamping grooves of the bending parts are connected with the socket inserting pieces of the socket in a nested mode.

Images