Conductive connection terminal structure

Abstract

The utility model discloses a conductive connection terminal structure, which comprises a terminal main body and a lead connected with the terminal main body, the terminal main body comprises a front part, a rear part and a middle part positioned between the front part and the rear part, the upper end of the front part is conical, and the lower end of the rear part is conical. At least two elastic contact pieces and limiting pieces located below the elastic contact pieces are formed on the front portion, the front portion, the middle portion and the rear portion are all cylindrical, the radial size of the middle portion is smaller than the radial size of the front portion and the radial size of the rear portion, the wire is wrapped and located in the rear portion, and the end of the wire abuts against the lower end face of the middle portion. According to the utility model, the structure design is reasonable, the whole structure is more compact, the integration is good, plugging cooperation is facilitated, and the stability of wire connection is better.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, and more specifically to a conductive connecting terminal structure. Background Art

[0002] The conductive connection terminal in the prior art is usually connected by a male plug and a female plug, wherein the connection stability of the male plug and the female plug and the convenience and quickness of operation are one of the basic elements. Therefore, it is very important to reasonably design the structure of the conductive connection terminal to ensure that it has excellent connection performance. Furthermore, the connection between the connection terminal and the wire is also very important. How to design the structure of the conductive connection terminal so that it has good structural strength, is easy to connect, has good connection stability, and can be well fixed with the wire is a key design point. Summary of the invention

[0003] The utility model overcomes the shortcomings of the prior art and provides a conductive connection terminal structure, which has a reasonable structural design, a more compact overall structure, good integrity, and is convenient for plugging and matching, while also making the connection stability of the wires better.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A conductive connection terminal structure includes a terminal body and a wire connected thereto, the terminal body includes a front portion, a rear portion and a middle portion located between the front portion and the rear portion, the upper end of the front portion is formed into a cone shape, at least two elastic contact pieces and a limit piece located below the elastic contact piece are formed on the front portion, the front portion, the middle portion and the rear portion are all cylindrical, the radial dimension of the middle portion is smaller than the radial dimension of the front portion and the rear portion, the wire is coated and located in the rear portion, and the end of the wire is pressed against the lower end surface of the middle portion.

[0006] Preferably, a plurality of arc-shaped grooves are formed on the middle portion, and the arc-shaped grooves are evenly spaced and arranged along the axial direction of the middle portion.

[0007] Preferably, an inverted V-shaped groove is formed on the rear portion, and the opening of the inverted V-shaped groove is arranged in the direction of the wire.

[0008] Preferably, the limiting piece and the elastic contact piece are arranged opposite to each other, and the elastic contact piece is arranged obliquely toward the direction of the conductive wire.

[0009] Preferably, a first transition section is formed between the front portion and the middle portion, and a second transition section is formed between the middle portion and the rear portion. Both the first transition section and the second transition section are inclined to reduce the diameter of the middle portion.

[0010] Beneficial effects of the utility model:

[0011] The utility model has reasonable structural design, a more compact overall structure, good integrity, and is convenient for plugging and matching, while also making the connection stability of the wires better. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The structure of the specific embodiment of the utility model is shown in FIG. Figure 1 ;

[0013] Figure 2 The structure of the specific embodiment of the utility model is shown in FIG. Figure 2 ;

[0014] Figure 3 It is a schematic diagram of the local structure of a specific embodiment of the utility model reflecting the terminal body before winding.

[0015] In the figure: 1. terminal body; 2. wire; 3. front part; 31. elastic contact piece; 32. limit piece; 4. middle part; 41. arc-shaped groove; 5. rear part; 51. inverted V-shaped groove; 6. first transition section; 7. second transition section. Implementation

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] like Figure 1-3 As shown, a conductive connection terminal structure includes a terminal body 1 and a wire 2 connected thereto, the terminal body 1 includes a front portion 3, a rear portion 5, and a middle portion 4 located between the front portion 3 and the rear portion 5, the upper end of the front portion 3 is formed into a cone, at least two elastic contact pieces 31 are formed on the front portion 3, and a limiting piece 32 located below the elastic contact piece 31, the front portion 3, the middle portion 4 and the rear portion 5 are all cylindrical, the radial size of the middle portion 4 is smaller than the radial size of the front portion 3 and the rear portion 5, the wire 2 is covered and located in the rear portion 5, and the end of the wire 2 is pressed against the middle portion 4. The lower end surface of the front portion 4 is formed with a plurality of arc grooves 41 formed on the middle portion 4, and the arc grooves are evenly spaced along the axial direction of the middle portion 4; an inverted V-shaped groove 51 is formed on the rear portion 5, and the opening of the inverted V-shaped groove 51 is arranged in the direction of the wire 2; the limit piece 32 is arranged opposite to the elastic contact piece 31, and the elastic contact piece 31 is inclined in the direction of the wire 2; a first transition section 6 is formed between the front portion 3 and the middle portion 4, and a second transition section 7 is formed between the middle portion 4 and the rear portion 5, and the first transition section 6 and the second transition section 7 are both inclined to reduce the diameter of the middle portion 4.

[0018] By adopting the above technical solution, in the present invention, the upper end of the front part 3 is formed into a cone shape to facilitate the female plug to be plugged in, and the conductive connection is performed by providing an elastic contact piece 31. Specifically, a groove for the elastic contact piece 31 to move is provided on the front part 3. The setting of the limit piece 32 plays the role of blocking and limiting when connecting with the female plug. The limit piece 32 is integrally formed to ensure good structural strength. In the present invention, the wire 2 can be well fixed and connected, wherein, by Figure 3 It can be seen that the middle part 4 is firstly wound and formed, and then the guide is installed on the rear part 5, and the guide is abutted against the lower end surface of the middle part 4, so that the middle part plays a good positioning role and can also provide good structural strength for the terminal body 1. After the wire 2 is installed, the rear part 5 is wound and formed, so that the wire 2 can be well coated to ensure the good positioning stability of the wire 2. In addition, by setting the arc groove 41 and the inverted V-shaped groove 51, the winding of the middle part 4 and the rear part 5 is facilitated, and the winding quality and structural strength are guaranteed. The setting of the first transition section 6 and the second transition section 7 makes the integrity of the terminal body 1 better and also better guarantees the strength of the middle section.

[0019] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A conductive connection terminal structure, comprising a terminal body (1) and a wire (2) connected thereto, characterized in that: The terminal body (1) comprises a front portion (3), a rear portion (5) and a middle portion (4) located between the front portion (3) and the rear portion (5); the upper end of the front portion (3) is formed into a cone shape; at least two elastic contact pieces (31) and a limit piece (32) located below the elastic contact piece (31) are formed on the front portion (3); the front portion (3), the middle portion (4) and the rear portion (5) are all cylindrical; the radial dimension of the middle portion (4) is smaller than the radial dimension of the front portion (3) and the rear portion (5); the wire (2) is covered and located in the rear portion (5); the end of the wire (2) is pressed against the lower end surface of the middle portion (4).

2. A conductive connection terminal structure according to claim 1, characterized in that: A plurality of arc-shaped grooves (41) are formed on the middle portion (4), and the arc-shaped grooves are evenly spaced and arranged along the axial direction of the middle portion (4).

3. A conductive connection terminal structure according to claim 1 or 2, characterized in that: An inverted V-shaped groove (51) is formed on the rear portion (5), and the opening of the inverted V-shaped groove (51) is arranged in the direction of the wire (2).

4. A conductive connection terminal structure according to claim 3, characterized in that: The limiting piece (32) is arranged opposite to the elastic contact piece (31), and the elastic contact piece (31) is arranged obliquely in the direction of the wire (2).

5. A conductive connection terminal structure according to claim 3, characterized in that: A first transition section (6) is formed between the front part (3) and the middle part (4), and a second transition section (7) is formed between the middle part (4) and the rear part (5). Both the first transition section (6) and the second transition section (7) are inclined to reduce the diameter of the middle part (4).

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