CN2772169Y - Vehicular audio device MP3 personal stereo interface - Google Patents

Abstract

The utility model relates to a vehicle audio, particularly an MP3 walkman interface of the vehicle audio. The utility model comprises the existing vehicle audio and an MP3 walkman (a commodity), and also comprises plug socket mounting holes for MP3 stereo earphone plugs, plug sockets for the MP3 stereo earphone plugs which are arranged in the holes and an audio outputting cord of which both ends are provided with the MP3 stereo earphone plugs, wherein the plug socket mounting holes are arranged on a panel of the vehicle audio; left sound channel terminals and right sound channel terminals of the plug sockets are connected with an audio-frequency magnification stage left sound channel inputting terminal and an audio-frequency magnification stage right sound channel inputting terminal of the existing vehicle audio. The utility model has the advantages of enriching resources of the vehicle audio, raising the tone quality and better satisfying the requirements of music fans which have private cars.

Description

The MP3 walkman interface of on-vehicle acoustic apparatus

Technical field

The utility model relates to vehicle audio, particularly relates to the carry-on sunrise interface of MP3 of on-vehicle acoustic apparatus.

Background technology

Existing vehicle audio is furnished with broadcast receiver, tape recorder and CD-audio player.Magnetic tape station failure rate height, it is bad to be subjected to quality of tape to influence tonequality, and legal tape is expensive and song is incomplete; Though CD-audio player tonequality is good, cost an arm and a leg, its laser probe is not durable, and especially travels on rugged road surface at car, car jolts, and puts the music on its easy aged deterioration of popping one's head in if listen to CD-audio player this moment, as seen, CD-audio player is as vehicle audio, and its practicality is not good enough.

The utility model content

The purpose of this utility model is the MP3 walkman interface that a kind of on-vehicle acoustic apparatus is provided at the problems referred to above that exist in the existing technology.

The technical solution of the utility model, it is audio frequency amplifying stage audio frequency left and right acoustic channels input lead-in wire connection MP3 walkman (commodity) stereophone plug from existing on-vehicle acoustic apparatus, with the existing on-vehicle acoustic apparatus of the input of the audio electrical signal among the MP3,, broadcast by loud speaker by power amplification.This scheme comprises an existing on-vehicle acoustic apparatus and a MP3 walkman (commodity), comprises that also one is produced on the socket mounting hole of the MP3 stereophone plug on the existing on-vehicle acoustic apparatus panel, the socket that is installed in the MP3 stereophone plug in this hole and two ends and has the audio frequency of MP3 stereophone plug to export flexible cord; The left and right acoustic channels terminal of described socket connects the left and right acoustic channels input of the audio frequency amplifying stage of existing on-vehicle acoustic apparatus.

The beneficial effects of the utility model are, have enriched the vehicle audio resource, have improved vehicle audio tonequality, have satisfied clan owning cars music-lover's requirement preferably.

Description of drawings

Fig. 1 is a concrete structure schematic diagram and a Figure of abstract of the present utility model:

Fig. 2 is the body structure schematic diagram of socket 2 among Fig. 1.

Embodiment

See an above-mentioned accompanying drawing concrete structure of the present utility model as can be known: the socket mounting hole of its MP3 output plug is the socket mounting hole 1 that is produced on the 3.5mm stereophone plug on the existing on-vehicle acoustic apparatus panel right side, socket wherein is the socket 2 (commodity) of the carry-on sunrise 3.5mm of MP3 stereophone plug, as shown in Figure 2.Left and right acoustic channels terminal 3 wherein is connected the audio frequency amplifying stage left and right acoustic channels input (figure does not show) of existing on-vehicle acoustic apparatus with 4, it is the tone frequency channel wire 5 of 3.5mm stereophone plug that there is the audio frequency output flexible cord of MP3 stereophone plug at its two ends, the earphone that has now on the tone frequency channel wire (commodity) of MP3 walkman 3.5mm stereophone plug can be unloaded, load onto 3.5mm stereophone plug and get final product.

Claims (2)

1, the MP3 walkman interface of on-vehicle acoustic apparatus, comprise existing on-vehicle acoustic apparatus and a MP3 walkman, it is characterized in that: comprise that also one is produced on the socket mounting hole of the MP3 stereophone plug on the existing on-vehicle acoustic apparatus panel, the socket that is installed in the MP3 stereophone plug in this hole and two ends and has the audio frequency of MP3 stereophone plug to export flexible cord; The left and right acoustic channels terminal of described socket connects the left and right acoustic channels input of the audio frequency amplifying stage of existing on-vehicle acoustic apparatus.

2, vehicle audio MP3 interface according to claim 1 is characterized in that: the socket mounting hole of its MP3 output plug is the socket mounting hole (1) that is produced on the 3.5mm stereophone plug on the existing on-vehicle acoustic apparatus panel right side.

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