TWM548401U - Earphone transmission line structure - Google Patents

Description

Headphone transmission line structure

This creation is related to a cable, especially a headphone transmission line structure.

According to the general cable connector, the cable connector is mainly oriented in the opposite direction of the insertion direction for the cable to be extended. The design is mainly for the purpose of considering the structural strength, so that the user can insert and pull multiple times and apply an external force thereto. It will be coated with a metal casing and then coated with plastic injection molding.

Although the above structure can provide users with repeated use and removal, it will increase the length occupied by the cable and its space. Especially in special cases, such a design may cause the user to use the transmission cable, so how to effectively shorten The use of space while maintaining its structural strength is currently a problem to be solved.

It can be seen that there are still many shortcomings in the above-mentioned conventional cables, which is not a good designer and needs to be improved.

In view of the shortcomings derived from the above-mentioned conventional cables, the creators of this case have improved and innovated, and after years of painstaking research, they finally succeeded in research and development of the structure of the headphone transmission line.

The purpose of the present invention is to provide a headphone transmission line structure with one end of the device The plug connector has a plug connector, and the plug connector of the plug connector is perpendicular to the extending direction of the earphone cable, thereby reducing the plug connector being plugged into the electronic device. Dock space.

Another object of the present invention is to provide a headphone transmission line structure, wherein one end of the circuit board is soldered with a plug connector, and the other end is connected to a headphone through a cable, and a conversion chip is disposed on the circuit board. The conversion chip converts the digital signal into an audio signal and transmits it to the earphone for signal transmission and conversion.

In order to achieve the purpose of the present invention, the creation of the earphone transmission line structure comprises a plug connector, a circuit board having a conversion chip, a headphone connected to the circuit board through a cable, and a fixing body; the plug connector has a plug a soldering portion and a soldering portion are soldered and fixed to the circuit board through the soldering portion, and the fixing body covers the plug connector and the circuit board; The plug connector is soldered between the first side edge and the second side edge of the circuit board such that the insertion portion and the extension direction of the earphone cable are perpendicular to each other. When the plug connector is connected to the electronic device, The digital signal is converted into an audio signal through the conversion chip and transmitted to the earphone.

1‧‧‧plug connector

11‧‧‧ base

12‧‧‧Interface

13‧‧‧Weld Department

14‧‧‧Metal housing

15‧‧‧Board Positioning Department

2‧‧‧Transfer wafer

3‧‧‧Circuit board

31‧‧‧First side edge

32‧‧‧Second side

4‧‧‧ Cable

5‧‧‧ headphone

51‧‧‧Left channel headphones

52‧‧‧right channel headphones

53‧‧‧ Controller

54‧‧‧ headphone cable

6‧‧‧ fixed body

61‧‧‧Snap groove

7‧‧‧ Covering body

71‧‧‧Snap convex

The first figure is a three-dimensional structure diagram of the structure of the earphone transmission line of the present invention.

The second figure is a partial stereo exploded view of the structure of the transmission line of the present headset.

The third figure is a partial three-dimensional combination diagram of the transmission line structure of the present earphone.

The fourth picture is a further partial three-dimensional combination diagram of the structure of the earphone transmission line.

The fifth figure is another partial three-dimensional combination diagram of the structure of the creation earphone transmission line.

The sixth figure is a partial three-dimensional combination diagram of the structure of the earphone transmission line.

The seventh figure is a schematic top view of the structure of the earphone transmission line of the present invention.

The above and other objects, features and advantages of the present invention will become more apparent and understood.

Referring to the first to sixth figures, the earphone transmission line structure of the present invention comprises: a plug connector 1 which is an electrical connector conforming to the USB TYPE-C specification, and includes a base 11 and a base 11 The front end has a plug-in portion 12, and the plug-in portion 12 is symmetrically shaped for the user to dock in the opposite direction and in the opposite direction, and the plug-in portion 12 is provided with electrical properties for the docking connectors to be connected to each other. a contact portion (not shown), and a soldering portion 13 extends from the end of the electrical contact portion, and is soldered to the circuit board through the solder portion 13 , and the metal portion 14 is covered by the base portion 11 and the plug portion 12 . A circuit board positioning portion 15 extends from the two sides of the metal housing 14 toward the circuit board; a circuit board 3 having a conversion chip 2 for converting a digital signal of the mobile device into an audio source signal, and the circuit board 3 has a first side edge 31 and a second side edge 32, and the plug connector 1 is disposed between the first side edge 31 and the second side edge 32, and the plug portion 12 is on the first side edge 31 and the second side edge 32 are disposed at a position approximately centrally outwardly, and when the plug connector 1 is disposed on the circuit 3, the plug-in portion 12 is connected to the circuit board 3 in a vertical direction; a cable 5 is connected to the earphone 5 on the circuit board 3, and the cable 4 is soldered and fixed on the circuit board 3, And receiving the converted sound source signal from the conversion chip 2, the sound source signal is transmitted to the earphone 5 for the user to use, specifically, the earphone 5 is through the earphone cable 54 is connected from the cable 4 and connected to the left channel earphone 51 and the right channel earphone 52 respectively, and a headphone 5 is connected to a controller 53 for controlling the sound source signal, and the controller 53 is Controlling the volume, the playing order, and the like, and the extending direction of the earphone cable 54 is perpendicular to the plug connector 12 of the plug connector 1; a fixing body 6 covering the plug connection a portion of the front end of the circuit board 3 and the cable 4, and the plug-in portion 12 of the front end of the plug connector 1 covered by the fixing body 6 is exposed outside the fixing body 6. In this embodiment, the fixing portion is fixed. The body 6 is made by plastic injection molding, so that the components can be properly disposed in the fixing body 6. The outer edge of the fixing body 6 is provided with a snap groove 61; a covering body 7 The cover body 7 is made of a metal material, and the cover body 7 is substantially C-shaped, and the front edge thereof is formed with a snap protrusion 71, and the card is fixed to the card of the fixed body 6 through the buckle protrusion 71. The groove 61 is fastened so that the covering body 7 can clamp the fixing body 6, providing a higher structural strength of the fixing body 6.

Therefore, by the above-mentioned structural composition, the structure of the original earphone transmission line can be obtained.

Please refer to the seventh figure. Since the plug connector 1 of the present invention is a USB TYPE-C-compliant electrical connector, it is mainly used to provide power and signal transmission when electrically connected to the electronic device. The conversion chip 2 on the circuit board 3 converts the digital signal in the electronic device into a sound source signal and transmits it to the earphone 5, wherein the plug connector 1 is soldered and positioned on the first side edge 31 and the second side of the circuit board 3. The side edges 32 are perpendicular to the extending direction of the cable of the earphone 5, whereby the docking use space of the plug connector 1 can be reduced.

The insertion portion 12 of the present plug connector 1 and the extension direction of the earphone cable 54 When the plug connector 1 is plugged into the electronic device, the cable 4 can be vertically steered, so that the user can easily insert the electronic device into the bag body with a small accommodation space. Medium (for example: jacket pocket) and listening to the use of headphones 5 at the same time, greatly improving the practicality of this creation.

In the above, this creation is a rare new creation product, which can achieve the intended purpose of use, and solve the lack of conventional knowledge, and because of its novelty and progress, it fully meets the requirements of new patent applications. To file an application in accordance with the Patent Law, please check and grant the patent in this case to protect the rights of the creator.

The detailed description above is a detailed description of one of the possible embodiments of the present invention, and the embodiment is not intended to limit the scope of the patents, and the equivalent implementations or modifications that are not included in the spirit of the present invention should be included in The patent scope of this case. The scope of protection of this creation should be as described in the scope of the patent application described later.

1‧‧‧plug connector

12‧‧‧Interface

4‧‧‧ Cable

5‧‧‧ headphone

51‧‧‧Left channel headphones

52‧‧‧right channel headphones

53‧‧‧ Controller

54‧‧‧ headphone cable

6‧‧‧ fixed body

7‧‧‧ Covering body

Claims (8)

A headphone transmission line structure comprising: a plug connector, which is an electrical connector conforming to the USB TYPE-C specification, and includes a base portion having a plug portion for positive and negative insertion at the front end of the base portion The electrical connection portion of the electrical connection portion is extended with a soldering portion, and the base portion and the external portion of the plug portion are covered with a metal casing; Converting a circuit board of the chip, the conversion chip is capable of converting a digital signal into a sound source signal, the circuit board has a first side edge and a second side edge, and the plug connector is soldered and positioned on the first side edge of the circuit board a second side edge; an earphone is connected to the circuit board through a cable and receives a sound source signal, and the extension direction of the earphone cable and the plug connector of the plug connector are perpendicular to each other; a fixed body, The plug connector and the circuit board are covered. The earphone transmission line structure according to claim 1, wherein the plug connector of the plug connector is symmetrically shaped. The earphone transmission line structure of claim 1, wherein both sides of the metal casing extend a circuit board positioning portion toward the circuit board. The earphone transmission line structure according to claim 1, wherein the earphones are left channel earphones and right channel earphones, respectively. The earphone transmission line structure of claim 4, wherein a controller for controlling the sound source signal is connected to the left channel earphone or the right channel earphone. The earphone transmission line structure according to claim 1, wherein the fixing system is formed by plastic injection molding. The earphone transmission line structure according to claim 1, wherein the external fixation body is partially covered by a covering body. The earphone transmission line structure according to claim 7, wherein the coating system is made of a metal material, the C-shaped structure is substantially, and the front edge thereof is formed with a buckle protrusion, and the fixing body The outer edge is provided with a buckle groove, and is fastened to the buckle groove of the fixing body through the buckle protrusion, so that the covering body can clamp the fixing body.