Fisheye terminal coil framework structure

Abstract

The utility model relates to the technical field of new energy automobiles, and discloses a fisheye terminal coil framework structure which comprises a coil framework, and an enameled wire winding area is arranged on the outer surface of the coil framework. According to the fisheye terminal coil framework structure, the fisheye terminal, the coil framework and the enameled wire are connected in a crimping mode, so that the device does not need welding operation, procedures are reduced, welding operation is not needed, the problems of thermal stress, soldering flux residues and the like which are possibly generated in the welding process are avoided, the reliability and stability of connection are improved, and meanwhile, the production efficiency is improved. According to the mode, the fisheye terminal is high in installation speed, easy to assemble and convenient to maintain, the coil can be directly detached from the PCB to be replaced when damaged, working efficiency is improved, cost is saved, meanwhile, the fisheye terminal can generate elastic deformation in the crimping process, low-contact-impedance and high-reliability tight connection is provided, signal attenuation and interference can be reduced, and the service life of the fisheye terminal is prolonged. And signal integrity is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy automobile technical field, concretely is a fish eye terminal coil framework structure. BACKGROUND

[0002] The new energy vehicle refers to the unconventional vehicle fuel as power source, and the advanced technology of power control and driving of vehicle is integrated to form the automobile with advanced technical principle and new technology and new structure, with the rise of new energy automobile industry and the development speed of intelligent automobile speeding up, the traditional coil framework in production is connected by welding; the welding mode has many defects, heat stress is generated in the welding process, the reliability and stability of connection are poor, at the same time, the welding process is prone to problems such as solder accumulation, false welding and flux residue, secondly, the welding connection process needs auxiliary cleaning process to avoid flux residue problem, finally, the welding connection mode can cause high contact impedance, signal attenuation and large interference problems. SUMMARY

[0003] (I) the technical problem solved

[0004] In view of the defects of the prior art, the utility model provides a fish eye terminal coil framework structure, which solves the problems in the above background art.

[0005] (II) technical scheme

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a fish eye terminal coil framework structure, comprising a coil framework, the outer surface of the coil framework is provided with a enameled wire winding area, the front side of the upper surface of the coil framework is embedded with a fish eye terminal, the outer side of the fish eye terminal is fixedly connected with a wire pressing arm structure.

[0007] Preferably, the fish eye terminal is connected with the coil framework by crimping.

[0008] Preferably, the number of fish eye terminals is two groups.

[0009] Preferably, the number of wire pressing arm structures is two groups.

[0010] Preferably, the top end of the fish eye terminal is provided with a guide structure.

[0011] (III) beneficial effects

[0012] Compared with the prior art, the utility model provides a fish eye terminal coil framework structure, which has the following beneficial effects:

[0013] 1. The fish eye terminal coil skeleton structure, by the way of pressure connection between the fish eye terminal, the coil skeleton and the enameled wire, the device does not need welding operation, reduces the process, does not need welding operation, avoids the problems such as heat stress, flux residue that can be generated in the welding process, improves the reliability and stability of connection, meanwhile, the installation speed of the fish eye terminal under the mode is fast, the assembly is simple, the maintenance is convenient, the coil can be directly replaced from the PCB when the coil is damaged, improves the work efficiency and saves the cost, meanwhile, the fish eye terminal will produce elastic deformation in the process of pressure connection, provides low contact impedance and high reliability tight connection, helps to reduce signal attenuation and interference, improves signal integrity. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the overall structure of the utility model overhead view;

[0015] Fig. 2 It is the overall structure of the utility model right view;

[0016] In the drawing: 1, coil skeleton;2, enameled wire winding area;3, fish eye terminal;4, wire pressing arm structure. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0018] Please refer to Figs. 1-2 The utility model provides a technical scheme: a fish eye terminal coil skeleton structure, including coil skeleton 1, the outer surface of coil skeleton 1 is provided with enameled wire winding area 2, the front side of the upper surface of coil skeleton 1 is embedded with fish eye terminal 3, the outer side of fish eye terminal 3 is fixedly connected with wire pressing arm structure 4, by the way of pressure connection between fish eye terminal 3, coil skeleton 1 and enameled wire, the device does not need welding operation, reduces the process, does not need welding operation, avoids the problems such as heat stress, flux residue that can be generated in the welding process, improves the reliability and stability of connection, meanwhile, the installation speed of fish eye terminal 3 under the mode is fast, the assembly is simple, the maintenance is convenient, the coil can be directly replaced from the PCB when the coil is damaged, improves the work efficiency and saves the cost, meanwhile, fish eye terminal 3 will produce elastic deformation in the process of pressure connection, provides low contact impedance and high reliability tight connection, helps to reduce signal attenuation and interference, improves signal integrity.

[0019] The utility model discloses in order to prevent the problem that the welding mode brings, therefore set up fish eye terminal 3 adopts the crimping mode and realizes the connection between the coil framework 1, this process does not need the welding operation, reduces the working procedure, simultaneously, effectively avoided because the welding connection mode brings many shortcomings.

[0020] The utility model discloses in order to reduce the attenuation and interference of signal, improve signal integrity, therefore the number of fish eye terminal 3 is provided with two groups, and two groups of fish eye terminal 3 will produce elastic deformation in the crimping process, provide low contact impedance and high reliability tight connection, help to reduce signal attenuation and interference, improve signal integrity.

[0021] The utility model discloses in order to facilitate staff to carry out the quick connection between fish eye terminal 3 and the enameled wire, therefore the number of wire pressing arm structure 4 is provided with two groups, because the setting of wire pressing arm structure 4, when staff are connecting between fish eye terminal 3 and the enameled wire, only need to press the deformation of wire pressing arm structure 4, and the enameled wire is pressed firmly on fish eye terminal 3, can complete the connection between fish eye terminal 3 and the electric wire, and this process operation step is less, saves time and labor, and it is convenient for staff to carry out the quick connection between fish eye terminal 3 and the electric wire.

[0022] The utility model discloses in order to facilitate staff to insert fish eye terminal 3 into the specified position, therefore the top of fish eye terminal 3 is provided with guide structure, and the guide structure can provide a guide function for fish eye terminal 3, facilitates staff to insert fish eye terminal 3 into the specified position.

[0023] When using, fish eye terminal 3 is embedded in the inside of coil framework 1 of injection molding, is fixed on the winding equipment, then carries out enameled wire winding work in enameled wire winding area 2, and the both ends of enameled wire are wound on wire pressing arm structure 4 respectively, after winding, crimping is carried out to wire pressing arm structure 4, makes its circuit intercommunication, then assembly shell, finally carries out the insertion of coil framework 1 and PCBA, in this process, fish eye terminal 3, coil framework 1, enameled wire and PCBA are connected through crimping mode, and do not need welding process completely.

[0024] The electric appliance elements in the text are all connected with the main control ware of outside and 220V mains, and the main control ware can be the conventional known device such as computer and control.

[0025] The size and shape of all components in the structure are not specifically limited here, and need to be produced according to actual conditions.

[0026] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A fish-eye terminal coil former structure comprising a coil former (1), characterized by: The outer surface of the coil former (1) is provided with an enameled wire winding area (2), the front side of the upper surface of the coil former (1) is embedded with a fish-eye terminal (3), and the outer side surface of the fish-eye terminal (3) is fixedly connected with a wire pressing arm structure (4).

2. The fish-eye terminal coil former structure of claim 1, wherein: The fish-eye terminal (3) is connected with the coil former (1) in a crimping mode.

3. The fish-eye terminal coil former structure of claim 1, wherein: The number of the fish-eye terminals (3) is two groups.

4. The fish-eye terminal coil former structure of claim 1, wherein: The number of the wire pressing arm structures (4) is two groups.

5. The fish-eye terminal coil former structure of claim 1, wherein: The top end of the fish-eye terminal (3) is provided with a guide structure.

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