CN2382187Y

CN2382187Y - Multifunctional speaker device with regulatable model and effectness

Info

Publication number: CN2382187Y
Application number: CN99237745U
Authority: CN
Inventors: 朱望文
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-05-21
Filing date: 1999-05-21
Publication date: 2000-06-07
Anticipated expiration: 2009-05-21
Also published as: WO2000072630A1; AU2901900A

Abstract

The utility model relates to a multifunctional speaker device with adjustable models and effects, which is composed of a center microprocessor unit, a work model indication unit, a reset unit and a loudspeaker unit. The utility model is characterized in that the utility model is also provided with a loudspeaker frequency dividing network which is positioned between the center microprocessor unit and the loudspeaker unit; the network receives microprocessor unit commands according to different input sound sources so that the different sound sources are output from the loudspeaker unit by different frequency dividers; a set of sound boxes which is formed can satisfy users with different uses under different music environments; thus, only a set of sound boxes achieves the goals of effective playback to any programme signals.

Description

But mode effects adjustment formula multipurpose speaker unit

The utility model belongs to the electroacoustic transducer field, but is a kind of mode effects adjustment formula multipurpose speaker unit specifically.

Existing speaker unit is in that acoustically it is fixed.Be that every kind of speaker unit frequency divider is fixed, unique correspondence only arranged for the response curve of high, medium and low frequency.It just means that this speaker unit can be fine during broadcast symphony, just can not be advantageously used in karaoke OK system, because it is different under these two kinds of patterns to the frequency response curve of audio amplifier (speaker unit), this means if pursue well Karaoke effect and hi-fi effect, certainly will at least two group audio amplifiers to be adopted,, optimum efficiency will be reached so if also will appreciate other pattern (home theater, rock music etc.), more audio amplifier be will need again, cost and audio amplifier number increased.

The purpose of this utility model provides one group of audio amplifier of a kind of need and just can realize but any programme signal is realized the effectively mode effects adjustment formula multipurpose speaker unit of playback, to overcome above-mentioned deficiency.

To achieve these goals, the utility model is made of central microprocessor unit, mode of operation indicating member, reset unit and set of speakers, the work of central microprocessor unit control loudspeaker, the mode of operation indicating member shows mode of operation in real time, it is characterized in that: also have a loudspeaker dividing network to be between central microprocessing unit and the set of speakers, loudspeaker dividing network is made of relay J 1-J4, resistor R 1-R2, capacitor C1-C10, inductor L1-L10, diode D1-D4 and triode Q1-Q2, wherein:

The base stage of a, triode Q1-Q2 links to each other with P07 pin, the P08 pin of microprocessor IC1 by resistor R 1-R2 respectively, the collector electrode of triode Q1 joins by coil J1X, J4X and the positive source of relay J 1, J4, the collector electrode of triode Q2 is connected with positive source+V by coil J2X, the J3X of relay J 2, J3, and the emitter of triode Q1-Q2 connects power cathode;

B, relay J 1-J4 respectively have four groups of contacts;

C, four main contacts 11-13 of relay J 1 link to each other with signal input part IN, its first group of normally closed some 11B links to each other with first group of main contacts 21 of relay J 2, second group of main contacts 22 of its second group of normally closed some 12B and relay J 2 joins, its the second group 12K of often making war is by inductor L4, the frequency divider that capacitor C4 constitutes and second group of 42K of often making war of relay J 4 join, the 3rd group of main contacts 23 of its 3rd group of normally closed some 13B and relay J 2 joins, its the 3rd group 13K of often making war is by inductor L8, the frequency divider that capacitor C8 constitutes is connected with the 3rd group of 43K of often making war of relay J 4, its the 4th group of normally closed some 14B is connected with the 4th group of main contacts 24 of relay J 2, and its 4th group 14K of often making war is by inductor L10, the frequency divider that capacitor C10 constitutes is connected with the 4th group of 44K of often making war of relay J 4;

D, first group of normally closed some 21B of relay J 2 is by inductor L1, the frequency divider that capacitor C1 constitutes links to each other with first group of normally closed some 31B of relay J 3, its second group of normally closed some 22B is by inductor L2, the frequency divider that capacitor C2 constitutes links to each other with second group of normally closed some 32B of relay J 3, its the second group 22K of often making war is by inductor L3, the frequency divider that capacitor C3 constitutes links to each other with second group of 32K of often making war of relay J 3, its the 3rd group of normally closed some 23B is by inductor L5, L6, capacitor C5, the frequency divider that C6 constitutes and the 3rd group of normally closed some 33B of relay J 3 join, its the 3rd group 23K of often making war is by inductor L7, frequency divider that capacitor C7 constitutes and the 3rd group of 33K of often making war of relay J 3 join, and its 4th group of normally closed some 24B is by inductor L9, the frequency divider that capacitor C9 constitutes is connected with the 4th group of normally closed some 34B of relay J 3;

Four main contacts 31-34 of e, relay J 3 are connected with four normally closed some 41B-44B of relay J 4 respectively in regular turn;

Four main contacts 41-44 of f, relay J 4 are connected with super high pitch loudspeaker Y1, high pitch loudspeaker Y2, the input of Squawker Y3, woofer Y5 in the set of speakers respectively in regular turn;

G, diode D1-D4 are in parallel with the coil J1X-J4X of above-mentioned relay J 1-J4 respectively in regular turn.

The utility model is owing to adopt loudspeaker dividing network, form a cover audio amplifier and can finish the user does different purposes under different music environments needs, save user's space and bought the costs of overlapping audio amplifiers more, artificial intelligence process pattern of the present utility model, simple to operate, only need touch the conversion that remote controller is finished speaker unit automatically, and the corresponding demonstration of indicator light is arranged, realize real human-computer dialogue.

Fig. 1 is a block diagram of the present utility model.

Fig. 2 is the utility model central microprocessor unit schematic diagram.

Fig. 3 is the utility model mode of operation indicating member schematic diagram.

Fig. 4 is the utility model reset unit schematic diagram.

Fig. 5 is the utility model loudspeaker dividing network and set of speakers schematic diagram.

Further specify the utility model below in conjunction with accompanying drawing.

When input source of sound IN is music signal, issue the music pattern order by remote controller to the utility model, receiving system IC2 in central authorities' microprocessing unit passes to microprocessor IC1 with signal, after microprocessor IC1 receives the music pattern order, making output P07 is low level, another output P08 is a high level, it is the relay J 1 in the loudspeaker dividing network, J4 keeps initial state, and relay J 2, the J3 adhesive, music signal is through second group of normally closed some 12B of relay J 1, second group of 22K of often making war of relay J 2, frequency divider L3C3, second group of 32K of often making war of relay J 3, second group of normally closed some 42B of relay J 4 exports from high pitch loudspeaker Y2; The 3rd group of normally closed some 13B, the 3rd group of 23K of often making war, frequency divider L7C7 of relay J 2, the 3rd group of 33K of often making war of relay J 3, the 3rd a group of normally closed 43B of relay J 4 through relay J 1 export from Squawker Y3, Y4, at this moment super high pitch loudspeaker Y1, woofer Y5 no-output.

When input source of sound IN is the home theater signal, issue the theater mode order by remote controller to the utility model, receiving system IC2 in the central microprocessor unit passes to processor IC1 with signal, after microprocessor IC1 receives the theater mode order, it is little flat to make output P07, P08 be low electricity, be that relay J 1-J4 in the loudspeaker dividing network all keeps initial state, the home theater signal is exported from super high pitch loudspeaker Y1 through frequency divider L1C1; Export from high pitch loudspeaker Y2 through frequency divider L2C2; Export from Squawker Y3, Y4 through frequency divider L5C5, L6C6; Export from woofer Y5 through frequency divider L9C9.

When input source of sound IN is karaoke, issue the karaoke mode order by remote controller to the utility model, receiving system IC2 in the central microprocessor unit passes to microprocessor IC1 with signal, after microprocessor IC1 receives the karaoke mode order, making output P07 is high level, and another output P08 is a low level, i.e. relay J in the loudspeaker dividing network 1, J4 adhesive, and relay J 2, J3 keep initial state, and the Karaoke signal is exported from super high pitch loudspeaker Y2 through frequency divider L4C4; Export from Squawker Y3, Y4 through frequency divider L8C8; Export from woofer Y5 through frequency divider L10C10, at this moment super high pitch loudspeaker Y1 no-output.

The utility model mode of operation indicating member is by the output P01-P06 control of microprocessor IC1 in the central microprocessor unit, makes that display FG1 lights when being input as theater mode; When being input as music pattern, display FG2 lights; When being input as karaoke mode, display FG3 lights.Reset unit of the present utility model is used for the microprocessor IC1 usefulness that resets.

Microprocessor IC1 of the present utility model adopts TMP87C446N.

Claims

But 1, a kind of mode effects adjustment formula multipurpose speaker unit, it is made of central microprocessor unit, mode of operation indicating member, reset unit and set of speakers, the work of central microprocessor unit control loudspeaker, the mode of operation indicating member shows mode of operation in real time, it is characterized in that: also have a loudspeaker dividing network to be between central microprocessing unit and the set of speakers, loudspeaker dividing network is made of relay J 1-J4, resistor R 1-R2, capacitor C1-C10, inductor L1-L10, diode D1-D4 and triode Q1-Q2, wherein:

The base stage of a, triode Q1-Q2 links to each other with P07 pin, the P08 pin of microprocessor IC1 by resistor R 1-R2 respectively, the collector electrode of triode Q1 joins by coil J1X, J4X and the positive source of relay J 1, J4, the collector electrode of triode Q2 is connected with positive source+V by coil J2X, the J3X of relay J 2, J3, and the emitter of triode Q1-Q2 connects power cathode;

B, relay J 1-J4 respectively have four groups of contacts;

C, four main contacts 11-13 of relay J 1 link to each other with signal input part IN, its first group of normally closed some 11B links to each other with first group of main contacts 21 of relay J 2, second group of main contacts 22 of its second group of normally closed some 12B and relay J 2 joins, its the second group 12K of often making war is by inductor L4, the frequency divider that capacitor C4 constitutes and second group of 42K of often making war of relay J 4 join, the 3rd group of main contacts 23 of its 3rd group of normally closed some 13B and relay J 2 joins, its the 3rd group 13K of often making war is by inductor L8, the frequency divider that capacitor C8 constitutes is connected with the 3rd group of 43K of often making war of relay J 4, its the 4th group of normally closed some 14B is connected with the 4th group of main contacts 24 of relay J 2, and its 4th group 14K of often making war is by inductor L10, the frequency divider that capacitor C10 constitutes is connected with the 4th group of 44K of often making war of relay J 4;

D, first group of normally closed some 21B of relay J 2 is by inductor L1, the frequency divider that capacitor C1 constitutes links to each other with first group of normally closed some 31B of relay J 3, its second group of normally closed some 22B is by inductor L2, the frequency divider that capacitor C2 constitutes links to each other with second group of normally closed some 32B of relay J 3, its the second group 22K of often making war is by inductor L3, the frequency divider that capacitor C3 constitutes links to each other with second group of 32K of often making war of relay J 3, its the 3rd group of normally closed some 23B is by inductor L5, L6, capacitor C5, the frequency divider that C6 constitutes and the 3rd group of normally closed some 33B of relay J 3 join, its the 3rd group 23K of often making war is by inductor L7, frequency divider that capacitor C7 constitutes and the 3rd group of 33K of often making war of relay J 3 join, and its 4th group of normally closed some 24B is by inductor L9, the frequency divider that capacitor C9 constitutes is connected with the 4th group of normally closed some 34B of relay J 3;

Four main contacts 31-34 of e, relay J 3 are connected with four normally closed some 41B-44B of relay J 4 respectively in regular turn;

Four main contacts 41-44 of f, relay J 4 are connected with super high pitch loudspeaker Y1, high pitch loudspeaker Y2, the input of Squawker Y3, woofer Y5 in the set of speakers respectively in regular turn;

G, diode D1-D4 are in parallel with the coil J1X-J4X of above-mentioned relay J 1-J4 respectively in regular turn.
But 2, use speaker unit according to the described mode effects adjustment of claim 1 formula more, it is characterized in that: the Squawker in the set of speakers constitutes by two Squawker Y3 are in parallel with Y4.