CN216362170U

CN216362170U - Audio plug

Info

Publication number: CN216362170U
Application number: CN202121984480.1U
Authority: CN
Inventors: 赵屈正
Original assignee: Ningbo Shuangpu Cable Technology Co ltd
Current assignee: Ningbo Shuangpu Cable Technology Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-04-22
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to an audio plug which comprises a main body, wherein the main body comprises a metal head, a protective shell, a PCB and a cable, the PCB is arranged in the protective shell and comprises a first through hole, two connecting pieces respectively arranged on the upper surface and the lower surface and two parallel welding points positioned on the same surface, one welding point is communicated with one connecting piece, the other welding point is communicated with the other connecting piece, a second through hole concentric with the first through hole is arranged on the protective shell, the metal head is arranged on the first through hole and the second through hole in a penetrating mode, and the cable is connected with the welding points. The audio plug obtained by the utility model has the following advantages: simple structure, small and exquisite appearance, high production efficiency and low defective rate.

Description

Audio plug

Technical Field

The utility model relates to the technical field of audio cables, in particular to an audio plug.

Background

The existing audio plug is usually composed of a soldering lug, a wire clamping clamp and a plurality of iron fixing parts, and is assembled manually, defective products can be generated due to errors in the assembling process, the trouble of interference and repair is brought to the following welding, and the components are more, so that the appearance of the plug is heavy, the plug is not only unsightly, but also can occupy a large amount of space in the using process, the operation and the use are inconvenient, the manual welding cost is too high, and the efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provide an audio plug which is small in size and high in welding efficiency.

The utility model provides an audio plug which comprises a main body, wherein the main body comprises a metal head, a protective shell, a PCB and a cable, the PCB is arranged in the protective shell and comprises a first through hole, two connecting pieces respectively arranged on the upper surface and the lower surface and two parallel welding points positioned on the same surface, one welding point is communicated with the connecting piece on one side, the other welding point is communicated with the connecting piece on the other side, a second through hole concentric with the first through hole is formed in the protective shell, the metal head penetrates through the first through hole and the second through hole, and the cable is connected with the welding points.

In order to reduce the interference of external signals, a shielding resistor is arranged on the PCB.

In order to fix more firmly, a convex ring is arranged at the joint of the protective shell and the metal head.

In order to reduce the thickness, the cable is a flat wire.

In order to fix more firmly, the upper surface and the lower surface of the first through hole on the PCB are provided with fixing blocks, and the fixing blocks are connected with the metal heads.

In order to distinguish the front side from the back side, concave points are arranged on the PCB.

The audio plug obtained by the utility model has the following advantages: simple structure, small and exquisite appearance, high production efficiency, low defective rate and firm connection.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present invention;

FIG. 2 is a sectional view of example 1 of the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure: the cable comprises a main body 1, a metal head 2, a protective shell 3, a PCB 4, a cable 5, a first through hole 6, a connecting sheet 7, a welding spot 8, a convex ring 9, a fixing block 10 and a second through hole 11.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Example 1:

the audio plug provided by the embodiment, as shown in fig. 1 and fig. 2, the audio plug comprises a main body 1, the main body 1 comprises a metal head 2, a protective shell 3, a PCB 4 and a cable 5, the PCB 4 is arranged in the protective shell 3, the PCB 4 comprises a first through hole 6, two connecting sheets 7 respectively arranged on the upper surface and the lower surface and two parallel welding spots 8 in the same plane, one welding spot 8 is communicated with the connecting sheet 7 on one side, the other welding spot 8 is communicated with the connecting sheet 7 on the other side, a second through hole 11 concentric with the first through hole 6 is arranged on the protective shell 3, the metal head 2 is arranged on the first through hole 6 and the second through hole 11 in a penetrating manner, and the cable 5 is connected with the welding spot 8.

Through the design, the two parallel welding points 8 are arranged on the two PCB boards 4, so that the welding equipment can be in a parallel state, meanwhile, the wire is connected with the plug, so that the problems that the traditional upper and lower soldering lug wiring method cannot use automatic welding in a narrow space, the height of the upper and lower soldering lugs cannot be controlled, the volume is large, the PCB 4 can reduce the volume, save materials and reduce the weight, the original manual welding is converted into full-automatic welding by parallel welding spots 8, the production difficulty is reduced, the production efficiency is improved, the defective rate is greatly reduced, the connecting sheets 7 are respectively arranged on the upper surface and the lower surface of the PCB 4, the insulation problem between wires is solved, the connecting sheets 7 are connected to the welding spots 8 on the same surface, the welding operation is convenient, the production efficiency is improved, and the welding saves space on the same side, so that the appearance is smaller, and the cable 5 is connected and conducted with the connecting sheet 7 on the PCB 4 through the welding spot 8.

The device has the advantages of simple structure, small and exquisite appearance, high production efficiency and low defective rate.

Example 2:

in order to reduce the interference of external signals, as shown in fig. 1 and fig. 3, in the audio plug provided by this embodiment, in addition to the features described in embodiment 1, a shielding resistor is disposed on the PCB 4.

In order to fix the metal head more firmly, a convex ring 9 is arranged at the joint of the protective shell 3 and the metal head 2.

In order to reduce the thickness, the cable 5 is a flat wire.

In order to fix the PCB more firmly, the upper surface and the lower surface of the first through hole 6 on the PCB 4 are provided with fixing blocks 10, and the fixing blocks 10 are connected with the metal head 2.

In order to distinguish the front side from the back side, the PCB 4 is provided with concave points.

Through the design, the design of the shielding resistor can effectively shield the interference of external signals; the convex ring 9 can enhance the protection of the metal head 2 and prevent the metal head 2 from being bent; the cable 5 is a flat wire, so that the space can be effectively saved; the fixed block 10 can strengthen the fixation of the PCB 4, the contact part of the fixed block 10 and the PCB 4 is a conductor, the bottom surface of the fixed block 10 is in contact conduction with the connecting sheet 7, and the signal conduction is better; the concave points on the PCB 4 can enable the electric eye equipment to detect the front and back of the product.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an audio plug, including main part (1), its characterized in that main part (1) includes metal head (2), protective housing (3), PCB board (4) and cable (5), PCB board (4) set up in protective housing (3), PCB board (4) include first through-hole (6), arrange respectively two connection piece (7) of upper and lower surface and two parallel solder joints (8) that are in the same face, solder joint (8) and the connection piece (7) intercommunication of one side, another solder joint (8) and the connection piece (7) intercommunication of opposite side, be equipped with on protective housing (3) with first through-hole (6) endocentric second through-hole (11), metal head (2) are worn to establish on first through-hole (6) and second through-hole (11), cable (5) are connected with solder joint (8).

2. An audio plug according to claim 1, wherein: and the PCB (4) is provided with a shielding resistor.

3. An audio plug according to claim 2, wherein: and a convex ring (9) is arranged at the joint of the protective shell (3) and the metal head (2).

4. An audio plug according to claim 3, wherein: the cable (5) is a flat wire.

5. An audio plug according to claim 4, wherein: the upper surface and the lower surface of the first through hole (6) in the PCB (4) are provided with fixing blocks (10), and the fixing blocks (10) are connected with the metal heads (2).

6. An audio plug according to claim 5, wherein: concave points are arranged on the PCB (4).