CN2726251Y

CN2726251Y - Combined digital audio frequency player

Info

Publication number: CN2726251Y
Application number: CN 200420020593
Authority: CN
Inventors: 王彪
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-03-02
Filing date: 2004-03-02
Publication date: 2005-09-14
Anticipated expiration: 2014-03-02

Abstract

The utility model provides a combined digital audio frequency player, comprising a nut machine(1) and a parasite machine (2) two parts. The nut machine (1) is composed of an audio power amplification circuit (3), a loudspeaker (4), a battery (5), a housing (6), and a hatch cover (7). The audio power amplification circuit (3), the loudspeaker (4), and the battery (5) are installed in the housing (6). The power input end of the audio power amplification circuit (3) and the signal output end are respectively connected with the battery (5) and the loudspeaker (4). The parasite machine (2) is the mp3 player of a display screen (21) and a function key (22), and the parasite machine is arranged in the housing (6) of the nut machine (1). The battery (5) is a dry cell. The nut machine (1) also comprises an audio signal input plug (8), and the audio signal input plug (8) is connected with the signal input end of the audio power amplification circuit (3) by the means of jumping through an audio signal connecting line (9). The parasite machine (2) is connected with the nut machine (1) by inserting through the plugging mode of the audio signal output plug (8) of an earphone socket (23) and the nut machine (1). The part corresponding to the display screen (21) and the function key (22) on the housing (6) and thehatch cover (7) is respectively provided with a display screen window (11) and a function key window (12).

Description

The combined digitized audio player of primary and secondary

Technical field

The utility model relates to the combined digitized audio player of a kind of primary and secondary, definitely say, relate to a kind of walk around stereo that can be used in combination with digitized audio (as forms such as MP3, WMA) player (being designated hereinafter simply as the MP3 player), belong to digitized audio play-back technology field.

Background technology

The MP3 player is the product that is brought along with the IT technical development, that day that its comes out rise just shown with products such as audio tape player, CD Player different some advantages.

For example: volume is very small and exquisite, can hang on the neck item and use; Information memory capacity is big, and the 128M memory size can be stored the melody head up to a hundred of WMA form; Function of use is strong, has peculiar functions such as efficient and convenient, the capable of circulation broadcast of selected songs, the demonstration of lyrics title of the song; The song files of being stored is changed convenient, flexible, and is compatible mutually with computer USB flash disk standard.

Just because of these advantages that it had so just extensively favored since the MP3 player comes out, become using of public recreation, study and the preferential household appliances of selecting.

But all kinds of MP3 players in the market can only use earphone to play, and do not have loudspeaker plays function (be not that manufacturer does not manufacture, but volume having been done greatly just to have lost small and exquisite portable characteristic again).And in fact in many occasions, the loudspeaker plays function also is very to need, and for example does exercises in tourism walking, body-building, under the common situation about using of the fashionable and many people of sports ground such as running (teahouse respite, field have a dinner party etc.).

Summary of the invention

In order to solve these above-mentioned problems, the technical problems to be solved in the utility model is to propose the combined digitized audio player of a kind of primary and secondary.

The technical solution of the utility model is to adopt following structure: described player is combined by machine tool and handset two parts, machine tool contains audio power amplifying circuit, loud speaker, battery, casing and door cover, audio power amplifying circuit, loud speaker and battery are installed in the casing, the power input of audio power amplifying circuit is connected with loud speaker with battery respectively with signal output part, handset is the MP3 player that contains display screen and various function buttons, it is characterized in that, handset is to be placed in the casing of machine tool, battery is a dry cell, machine tool also contains the audio signal input plug, the audio signal input plug is connected across the signal input part of audio power amplifying circuit by the audio signal connecting line, handset realizes that with machine tool audio signal is connected in the mode that its receiver J-Horner and the audio signal input plug of machine tool patch, and has display screen windows and function button window with display screen and the pairing position of function button on casing and door cover.

The technical solution of the utility model is further characterized in that battery is the great-power chargeable type.

The technical solution of the utility model is further characterized in that the door cover of machine tool is the bayonet socket door closure.

The technical solution of the utility model is further characterized in that the signal output part of the audio power amplifying circuit of machine tool also can be connected with two earphone jacks that have the loud speaker diverter switch.

The technical solution of the utility model is further characterized in that described player can contain charging structure.

The beneficial effects of the utility model are:

1. the utility model can be stored in digitized audio program in the handset by loudspeaker plays.

2. the utility model can guarantee the loud speaker playback of long period as by the great-power chargeable battery power supply.

3. the utility model can be opened the bayonet socket door cover of machine tool with hand under the situation of any instrument need not, and takes out handset (MP3 player) and uses it separately.

Description of drawings

Fig. 1 is an outline drawing of the present utility model, Fig. 2 is a combination assumption diagram of the present utility model, Fig. 3 is that one of cut-away view of the present utility model (has been removed door cover 7, the audio signal input plug 8 of machine tool 1 has inserted the receiver J-Horner of handset 2), Fig. 4 is that two of cut-away view of the present utility model (has been removed door cover 7, the audio signal input plug 8 of machine tool 1 does not insert the receiver J-Horner 23 of handset 2), wherein 1 is machine tool, the 2nd, handset, the 3rd, audio power amplifying circuit, the 4th, loud speaker, the 5th, battery, the 6th, casing, the 7th, door cover, the 8th, audio signal input plug, the 9th, audio signal connecting line, the 11st, display screen windows, the 12nd, the function button window, the 21st, display screen, the 22nd, function button, the 23rd, receiver J-Horner.

Embodiment

Now be described with reference to the accompanying drawings operation principle of the present utility model.

1. handset 2 (being the MP3 player) can be taken out and insert routinely separately earphone easily and normally be used from machine tool 1.

2. when needing loudspeaker plays, handset 2 machine tool 1 of can easily packing into, be combined into the combined digitized audio player of primary and secondary with machine tool 1: open the door cover that has bayonet socket 7 on the machine tool 1, after the receiver J-Horner 23 that the audio signal input plug 8 of machine tool 1 is inserted handsets 2 is realized patching connection, handset 2 machine tool 1 of packing into, cover door cover 7.Audio power amplifying circuit 3 is arranged in the machine tool 1, provide the input of digitized audio programme signal, loud speaker 4 outputs by handset 2.Handset 2 internal memories contain the digitized audio program, by pressing function button 22, select song by function button window 12, and the display screen 21 in the display screen windows 11 shows the song of choosing; The audio signal of middle selected songs is through receiver J-Horner 23, the audio signal input plug 8 of machine tool 1, the audio signal connecting line 9 of handset 2, feedback is added on the signal input part of audio power amplifying circuit 3, after this audio signal is carried out power amplification by audio power amplifying circuit 3, signal output part through audio power amplifying circuit 3, feedback is added on the loud speaker 4, drives the music of selected songs in loud speaker 4 broadcasts.

3. power by great-power chargeable battery as the utility model, can guarantee the loud speaker playback of long period.

4. the utility model can contain charging structure, is convenient to replenish electric power for battery 5.

5. the position of placing handset 2 (being the MP3 player) in the casing 6 is by handset size precise design, and handset 2 position in machine tool 1 is docile when guaranteeing to be used in combination, and does not go here and there.

6. machine tool 1 can have two earphone jacks of band loud speaker diverter switch, cut off loud speaker when listening song with earphone simultaneously automatically and connect for two people, around can not disturbing other people.

7. if adopt new component well-designed, the volume of machine tool 1 can be done very small and exquisite portablely.

The utility model is suitable for using in following occasion:

When composite aircraft is used in combination, be equipped with waist-mounted type parcel (perhaps being similar to the Shackle on waist band of " walkman "), be adapted at travelling go on a tour in for the traveller in walking way and have a rest (as teahouse respite, field have a dinner party, honourable scenery appreciates) time diversity of settings music and the song that adapt with it by loudspeaker plays; During holiday, friend, lovers go in group, in the MP3 player with the special song of preparing of head up to a hundred, whenever and wherever possible, want to listen what just by loudspeaker plays what, the restriction of not worn earphone, unrestrained; On ordinary days, during body-building (morning exercises, jog etc.) but also waist this machine of wearing, by the background music of loudspeaker plays morning exercises.

The utility model can design two tunnel earphone jacks, listens song with earphone simultaneously for two people, and around not disturbing other people.

The utility model also is suitable for being used for the combined digital sound device of primary and secondary of motorcycle or power assist vehicle.

Claims

1. combined digitized audio player of primary and secondary, combine by machine tool (1) and handset (2) two parts, machine tool (1) contains audio power amplifying circuit (3), loud speaker (4), battery (5), casing (6) and door cover (7), audio power amplifying circuit (3), loud speaker (4) and battery (5) are installed in the casing (6), the power input of audio power amplifying circuit (3) is connected with loud speaker (4) with battery (5) respectively with signal output part, handset (2) is the MP3 player that contains display screen (21) and function button (22), it is characterized in that, handset (2) is in the casing (6) that is placed on machine tool (1), battery (5) is a dry cell, machine tool (1) also contains audio signal input plug (8), audio signal input plug (8) is connected across the signal input part of audio power amplifying circuit (3) by audio signal connecting line (9), the mode that handset (2) patches with its receiver J-Horner (23) and the audio signal output plug (8) of machine tool (1) patches with machine tool (1) and is connected, and goes up and display screen (21) and the pairing position of function button (22) have display screen windows (11) and function button window (12) at casing (6) and door cover (7).

2. the combined digitized audio player of primary and secondary according to claim 1 is characterized in that, the door cover (7) of machine tool (1) is the bayonet socket door closure.

3. the combined digitized audio player of primary and secondary according to claim 1 is characterized in that battery (5) is the great-power chargeable type.

4. the combined digitized audio player of primary and secondary according to claim 1 is characterized in that, the signal output part of the audio power amplifying circuit (3) of machine tool (1) also can be connected with two earphone jacks that have the loud speaker diverter switch.

5. the combined digitized audio player of primary and secondary according to claim 1 is characterized in that described player can contain charging structure.