CN201044501Y

CN201044501Y - Microphone regulate and control induction controller

Info

Publication number: CN201044501Y
Application number: CNU2007200126132U
Authority: CN
Inventors: 李龍慶; 吴春芳; 金鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-15
Filing date: 2007-06-15
Publication date: 2008-04-02
Anticipated expiration: 2017-06-15

Abstract

An energy-saving microphone adjusting and controlling inductive controller for the locations with a sounding device such as KTV houses and ballrooms comprises a control loop consisting of a bridge rectifier direct current supply, an integrate circuit, a microphone, an electronic component matched with the microphone, and a load or audio signal transmission terminal. The utility model is characterized in that the integrate circuit adopts 4-2 input ends and a not gate IC, a window signal input end of IC is connected with a touch induction signal input end of the microphone, by means of a dynatron being connected with two contacts of a relay, a wave modulated window signal input end of IC forms the control loop together with the load or audio signal transmission terminal. By adopting the microphone as a control switch of the load or audio signal transmission, the utility model has a reasonably designed structure and is simple in manipulation and has the characteristics of stable and reliable operation, material and energy saving, and low cost of production. In addition, the utility model can receive the control of an audio signal and a trigger signal, thereby remarkably improving the service performance of the device and prolonging the service life of the device.

Description

Microphone regulation and control induction controller

Technical field

The utility model relates to a kind of induction controller, and particularly a kind of be suitable for playing Karaoka singing-hall, dance hall etc. have that the stereo set place uses utilizes the energy-saving microphone regulation and control induction controller of the inductive switch that microphone changes as regulating load or audio transmission signal.It also is applicable to controls other startup that electric equipment of similar variation requirement is arranged automatically, closes.

Background technology

At present, along with the raising and the development of electronic technology of people's living standard, emerging of colored luxurious light fixture and high-end audio equipment not only beautified the indoor and outdoor environment, and in the market, public places of entertainment such as singing-hall, dance hall etc. have all obtained using widely.The stage effect lamp that in decorating the environment of being particular about, is equipped with sound equipment, general lighting color lamp, Colour lamp for fastival and holiday again or has changes of function such as circulation light modulation, flicker, as various color lamps such as stroboscopic lamp, running lamp, laser lamp, mushroom lamp, Adjustable head lamps, this can beautify the environment, make it graceful, splendid more, relaxed and joyful, a comfortable leisure place is provided for again the people after fatigue.For adapting to the giddy variation of various color lamps, the adjusting of various functions occurs in succession as the color lamp of load or the induction controller of audio transmission signal variation.Though the kind of existing induction controller is more, but be suitable for playing Karaoka singing-hall, dance hall etc. are provided with the induction controller of stereo set and color lamp, the general automatic control loop of being made up of application-specific integrated circuit (ASIC) IC with editting function and the electronic component that is complementary with it etc. that adopts mainly, the induced signal collector adopts the touch device mostly.This induction controller mainly is to utilize IC that the touch sensible Signal Processing that touches device is controlled corresponding circuit.Therefore, mainly there is following problem in this class induction controller: one, though the automatic control loop structure is simple, in case after the conducting of The whole control loop, even also in running order all the time without microphone, these not only many waste electric energy, the useful life of shortening electronic component, and touch by mistake and touch the variation that switch can make the flicker appearance of corresponding audio conversion or color lamp should not take place, influence on-the-spot atmosphere.Its two, forget mute microphone (MIC) after the singing, both many power consumptions can make noise again or signal such as the sound of speaking enters the audible transmission circuit from microphone, have only the manual operation mute microphone (MIC) could eliminate external interference.

The utility model content

The purpose of this utility model provides a kind of microphone regulation and control induction controller, it utilizes the control switch of microphone as load or audio signal transmission, reasonable in design, simple to operate, it is reliable to have working stability, material-saving, energy-conservation, the characteristics of reduction manufacturing cost, the control of audio signal and triggering signal be can accept, the serviceability of equipment and the useful life of prolongation equipment significantly improved.

The purpose of this utility model is achieved in that this controller comprises the control loop that is made of bridge rectifier DC power supply, integrated circuit, microphone and the electronic component, load or the audio signal transmission end that are complementary with it, its technical essential is: described integrated circuit adopts 4-2 input NAND gate IC, the start pulse signal input of IC is connected with the touch sensible signal output part of microphone, the harmonic start pulse signal output of IC connects two contacts of relay by triode, and constitutes control loop respectively with described load or audio signal transmission end.

Since the utility model be on the architecture basics of existing induction controller, carry out improved, the touch device as the induced signal collector of removing controls and being connected with IC in the loop, the employing microphone substitutes, integrated circuit adopts 4-2 input NAND gate IC, the start pulse signal input of IC is connected with the touch sensible signal output part of microphone, the harmonic start pulse signal output of IC connects two contacts of relay by triode, and constitute control loop respectively with described load or audio signal transmission end, so compare with the induction controller that adopts the touch device, its reasonable in design, simple to operate, working stability is reliable.Because of the wireline audio signal of the stereo set only accepting load in its each control loop or join with microphone and the control of microphone trigger impulse, so can get rid of the interference beyond the wireline audio effectively, significantly improve the serviceability of equipment and prolong service life of equipment.The trigger impulse that produces during staff contact microphone is sent into the RC integrating circuit after amplifying through IC the two poles of the earth, and this signal voltage charges to RC, and charge value and the voltage of presetting compare the open and close of control relay.As long as staff leaves microphone, the touch sensible signal interruption, relay resets, the audio signal of the stereo set that promptly rapid mute microphone (MIC) is transmitted.Because of the switching device of existing microphone setting is being easy to generate fault in frequent the use, thus can reduce microphone useful life, and microphone with after forget and close that audio signal will enter control loop, produces dry sound.And the microphone of this controller is not provided with switching device, microphone leaves staff and just cuts out automatically, can eliminate external interference, material-saving, energy-conservation not only, and reduction manufacturing cost, fundamentally overcome and forgotten the many power consumptions of mute microphone (MIC), the defective that can make audio signals such as noise or voice enter control loop from microphone.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described.

Fig. 1 is a kind of control loop schematic diagram of the utility model.

Fig. 2 is a kind of control loop schematic diagram that the utility model is used to control color lamp.

Fig. 3 is a kind of control loop schematic diagram that the utility model is used as control switch.

Embodiment

Describe concrete structure of the present utility model in detail according to Fig. 1～3.This controller adopts the conventional electrical element to form control loop commonly used.It mainly comprises the bridge rectifier DC power supply of being made up of four diode VD1～VD4, the integrated circuit that adopts 4-2 input NAND gate IC, triode VT, relay J 1, reaches and its electronic component resistance R 1～R8, capacitor C 1～C5 that is complementary, diode VD5～VD7 (wherein VD5 is a voltage stabilizing didoe) and and the audio signal output end ain of load or stereo set, the microphone MIC that bout is connected etc.Wherein the start pulse signal input of IC is connected with the touch sensible signal output part of microphone MIC, the harmonic start pulse signal output of IC connects two contact J1-1, J1-2 of relay J 1 by triode VT, and with described load, constitute control loop as color lamp H1 or H2 (as shown in Figure 2).Also can constitute control loop, with the control handle of the manual adjustments that substitutes computer programming color lamp controller or stereo set with audio signal transmission end ain, the bout of computer programming color lamp controller or stereo set.

During work, the 220V civil power is formed the decompression DC power supply through capacitor C 1 and four diode VD1～VD4, uses for integrated circuit (IC) (present embodiment adopts the CD4011 through reprogramming), relay J 1.After staff grips the microphone MIC of energized, the trigger impulse of the touch sensible signal output part of microphone MIC, after the amplification of IC the two poles of the earth, send into RC integrating network, angle, after this signal voltage charged to RC, its charge value was compared with the voltage of setting, promoted relay J 1 by triode VT and opened or closed, so as to control two-way color lamp H1 respectively, H2 closes or glisten, or audio signal transmission end ain, the bout of computer programming color lamp controller or stereo set is connected.

When this device control two-way color lamp H1, H2, wireline audio signal that microphone sends and the touch sensible signal of microphone MIC, after variation requires to carry out IC the two poles of the earth amplification of reprogramming to color lamp, when charging does not meet or exceed the voltage comparison value of setting to RC by the start pulse signal of IC output, not conducting of triode VT, the contact J1-1 of relay J 1 opens, color lamp H1 conducting flash of light; Contact J1-2 closure, another road color lamp H2 closes.When the start pulse signal of IC output when charging meets or exceeds the voltage comparison value of setting to RC, triode VT conducting, the contact J1-1 of relay J 1 opens, and color lamp H1 closes; Contact J1-2 closure, another road color lamp H2 conducting flash of light.

When this device and the sudden strain of a muscle of computer programming color lamp controller when manual governor transmission ends ain, bout connect or connect with audio signal transmission end ain, the bout of stereo set frequently, through the sudden strain of a muscle of computer programming color lamp being changed frequently requirement or just regulating color lamp with audio frequency and dodge and change requirement frequently, after carrying out IC the two poles of the earth amplification of reprogramming, can promote relay J 1 by triode VT equally and open or close, the sudden strain of a muscle of controlling color lamp automatically changes or the fluctuations of audio frequency frequently.

When staff leaves microphone MIC, triode VT ends, and promotes relay J 1 upset and resets, and audio signal transmission end ain, the bout of computer programming color lamp controller or stereo set are disconnected.This controller both can be used as the control switch of microphone, as shown in Figure 3.Also can be used for the microphone of belt switch device, as long as make its switching device be in normally open.

Claims

1. a microphone is regulated and control induction controller, comprise the control loop that constitutes by bridge rectifier DC power supply, integrated circuit, microphone and the electronic component, load or the audio signal transmission end that are complementary with it, it is characterized in that: described integrated circuit adopts 4-2 input NAND gate IC, the start pulse signal input of IC is connected with the touch sensible signal output part of microphone, the harmonic start pulse signal output of IC connects two contacts of relay by triode, and constitutes control loop respectively with described load or audio signal transmission end.