CN215734946U

CN215734946U - Sound control circuit for atmosphere lamp

Info

Publication number: CN215734946U
Application number: CN202121679773.9U
Authority: CN
Inventors: 赖苑媚
Original assignee: Dongguan Aolei Mobile Lighting Equipment Co Ltd
Current assignee: Dongguan Aolei Mobile Lighting Equipment Co Ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-02-01
Anticipated expiration: 2031-07-23

Abstract

The utility model belongs to the technical field of atmosphere lamps, and relates to a sound control circuit for an atmosphere lamp.

Description

Sound control circuit for atmosphere lamp

Technical Field

Background

The atmosphere lamp is also called as an LED atmosphere lamp, and is a scene lighting effect which people can set according to the lighting needs of the people, and the brightness, the gray scale and the color of light can be selected and controlled in different spaces and time according to the respective requirements and scene conditions; common atmosphere lamp is mainly through the key switch lamp effect, just so make the control mode of atmosphere lamp too single, it is convenient not enough when the light effect of user control atmosphere lamp, in order to solve this technical problem, current scheme also has set up the microphone on atmosphere lamp, make the user can be through the regulation of microphone control light, but when the user is far away apart from the microphone or sound is less, the sound control signal that is difficult to accurate receipt and processing in the atmosphere lamp, lead to the mode of bright light and the effect of wanting inconsistent, thereby the user experience of using atmosphere lamp has been reduced.

Disclosure of Invention

The utility model aims to provide a sound control circuit for an atmosphere lamp, which can accurately receive a sound control signal sent by a user to control light generated by the atmosphere lamp, so that the experience of the user in using the atmosphere lamp is improved.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a voice activated circuit for an atmosphere lamp, comprising: the atmosphere lamp circuit reaches second sound processing circuit all with signal conversion circuit connects, first sound processing circuit with second sound processing circuit connects, the microphone with first sound processing circuit connects.

Further, the signal conversion circuit includes: the single-chip microcomputer U2, the model of single-chip microcomputer U2 is PIC16F 1823.

Further, the first sound processing circuit includes: electric capacity C13, resistance R19, resistance R20 and triode Q9, electric capacity C13's one end is connected with the microphone, electric capacity C13's the other end with triode Q9's base is connected, resistance R20 one end is connected to triode Q9's base, resistance R20 other end connecting resistance R19's one end, second sound processing circuit is connected to resistance R19's the other end, just triode Q9's collecting electrode is connected with resistance R19 and resistance R20's link, triode Q9's emitter ground.

Further, the second sound processing circuit includes: the circuit comprises a capacitor C14, a resistor R15, a resistor R16 and a triode Q10, wherein one end of the capacitor C14 is connected with a collector of a triode Q9, the other end of the capacitor C14 is connected with a base of the triode Q10, one end of a resistor R15 is connected with a base of a triode Q9, the other end of the resistor R15 is connected with one end of a resistor R16, the other end of a resistor R16 is connected with a resistor R19, the connecting end of the resistor R15 and a resistor R26 is connected with a collector of a triode Q10, the collector of the triode Q10 is connected with an end RA2 of a No. 11 pin of a singlechip U2, and an emitter of the triode Q10 is grounded.

Further, a resistor R21 and a resistor R13 are connected between the capacitor C14 and the triode Q9, one end of the resistor R21 is connected to the base of the triode Q9, the other end of the resistor R21 is connected to the resistor R13, the other end of the resistor R13 is connected to the emitter of the triode Q9, and the connection end of the resistor R21 and the resistor R13 is connected to the capacitor C14.

Further, the atmosphere lamp circuit is connected with an RA0 end of the single chip microcomputer U2.

Furthermore, the atmosphere lamp circuit is composed of a plurality of first LED lamps which are connected in sequence.

Further, the voice control circuit further includes: the second LED lamp is connected with the LED driving circuit, and the LED driving circuit is connected with the signal conversion circuit.

Further, the voice control circuit further includes: and the switching circuit is connected with the signal conversion circuit.

The utility model has the beneficial effects that:

through combining atmosphere lamp circuit, signal conversion circuit, first sound treatment circuit, second sound treatment circuit and microphone, make the microphone after receiving user's sound signal, before transmitting to signal conversion circuit, first sound treatment circuit and second sound treatment circuit can handle sound signal twice, thereby the maximize gets rid of the interference signal in the sound signal, then signal conversion circuit can receive goes the operating condition of control atmosphere lamp, thereby guarantee that the signal conversion unit can be accurate the receiving user sends the sound control signal, with the light that control atmosphere lamp produced, thereby promote user's experience in using the atmosphere lamp.

Drawings

FIG. 1 is a schematic diagram of the working principle of the present invention;

fig. 2 is a schematic diagram of an LED driving circuit according to the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1 and 2, a sound control circuit for an atmosphere lamp includes: the atmosphere lamp circuit reaches second sound processing circuit all with signal conversion circuit connects, first sound processing circuit with second sound processing circuit connects, the microphone with first sound processing circuit connects.

In the above embodiment, the signal conversion circuit includes: a capacitor C1 is connected among the pin VDD 1 of the singlechip U2, the pin VDD 14 of the singlechip U2 and the pin VSS 14 of the singlechip U2, and the model of the singlechip U2 is PIC16F 1823.

In the above embodiment, the first sound processing circuit includes: the microphone comprises a capacitor C13, a resistor R19, a resistor R20 and a triode Q9, wherein one end of the capacitor C13 is connected with the microphone, the other end of the capacitor C13 is connected with the base of the triode Q9, one end of the resistor R20 is connected with the base of the triode Q9, the other end of the resistor R20 is connected with one end of the resistor R19, the other end of the resistor R19 is connected with a second sound processing circuit, the connecting end of the resistor R19 and the resistor R20 is connected with the collector of the triode Q9, the emitter of the triode Q9 is grounded, and further, the first sound processing circuit further comprises: the microphone comprises a resistor R18, a resistor R17 and a capacitor C15, wherein one end of the resistor R18 is connected to the end, connected with the microphone, of the capacitor C13, the other end of the resistor R18 is connected with one end of a resistor R17, the other end of the resistor R17 is connected with the resistor R19, one end of the capacitor C15 is connected to the end, connected with the resistor R17 and the resistor R18, the other end of the capacitor R15 is grounded, and the capacitor is arranged to filter high-frequency noise signals of input voltage.

In the above embodiment, the second sound processing circuit includes: a capacitor C14, a resistor R15, a resistor R16 and a transistor Q10, one end of the capacitor C14 is connected to the collector of the transistor Q9, the other end of the capacitor C14 is connected to the base of the transistor Q10, one end of the resistor R15 is connected to the base of the transistor Q9, the other end of the resistor R15 is connected to one end of the resistor R16, the other end of the resistor R16 is connected to the resistor R19, the connecting end of the resistor R15 and the resistor R26 is connected to the collector of the transistor Q10, the collector of the transistor Q10 is connected to the end RA2 of the No. 11 pin of the singlechip U2, the emitter of the transistor Q10 is grounded, further, a resistor R21 and a resistor R13 are connected between the capacitor C14 and the transistor Q9, one end of the resistor R21 is connected to the base of the transistor Q9, the other end of the resistor R21 is connected to the resistor R21, the other end of the resistor R21 is connected to the emitter of the transistor Q21, and the resistor R21 are connected to the resistor R21, a bias voltage can be provided to the base of transistor Q10.

In the above embodiment, the second sound processing circuit further includes: one end of the resistor R14 and one end of the resistor R14 are connected with the base electrode of the triode Q10, and the other end of the resistor R14 is connected with the emitting electrode of the triode Q10.

In the above embodiment, the atmosphere lamp circuit is connected with the RA0 end of the single chip microcomputer U2, specifically, the atmosphere lamp circuit is composed of a plurality of first LED lamps connected in sequence, and in this embodiment, the first LED lamp is a 3528LED lamp.

In the above embodiment, the voice control circuit further includes: second LED lamp and LED drive circuit, second LED lamp and LED drive circuit are connected, and LED drive circuit is connected with signal conversion circuit, and is further, and LED drive circuit includes: the second LED lamp is connected with the amplifying circuit, the amplifying circuit is further connected with a No. 8 pin RC2 of the single chip microcomputer U2, and the power management circuit is further connected with a No. 9 pin RC1 of the single chip microcomputer U2

In the above embodiment, the voice control circuit further includes: switch circuit, switch circuit and signal conversion circuit are connected, and is specific, and switch circuit includes: one end of the switch SW1 and one end of the switch SW1 are connected with a No. 3 pin RA4 of the single chip microcomputer U2, and the other end of the switch SW1 is grounded.

In the above embodiment, the voice control circuit further includes: a voltage regulator circuit, the voltage regulator circuit comprising: the voltage stabilizing chip U1, a capacitor C2, a capacitor C3 and a diode D1, wherein a positive connection end of the diode D1 is connected with a positive electrode of a power supply, a negative connection end of the diode D1 is connected with a pin VIN 1 of the voltage stabilizing chip U1, a pin GND 2 of the voltage stabilizing chip U1 is grounded, a pin OUT 3 of the voltage stabilizing chip U1 is connected with a pin VDD 1 of the single chip U2, the capacitor C2 is further connected between the pin VIN 1 of the voltage stabilizing chip U1 and the pin GND 2 of the voltage stabilizing chip U1, the capacitor C3 is further connected between the pin GND 2 of the voltage stabilizing chip U1 and the pin OUT 3 of the voltage stabilizing chip U1, and in the embodiment, the model number of the voltage stabilizing chip U1 is BL 8503.

The working principle is as follows: during sound control, a sound control circuit receives external sound through a microphone, the sound is sound doped with other frequencies, direct current components in the signal can be filtered out through a capacitor C13, the signal is added to the base of a triode Q9, a power supply end VDD is divided through a resistor R19 and a resistor R20 to provide collector and base voltages for the triode Q9, so that the collector of a triode Q9 is biased, the emitter of a triode Q9 is connected to the ground, the emitter is also positively biased, the triode Q9 is in an amplification area to work, further, the signal generated by the capacitor C13 is subjected to primary amplification, the amplified alternating current signal is processed through the collector of a triode Q9 through a resistor R21 and a resistor R13, meanwhile, the direct current components superposed before the filtering are removed through the capacitor C14, the signal is sent to the base of a triode Q10, the base of the triode Q10 generates an amplified signal, meanwhile, voltage division is carried out through biasing resistors R16 and R15, the base electrode and the collector electrode of the triode Q10 are reversely biased, the emitter electrode of the triode Q10 is also forwardly biased through the resistor R14, the triode Q10 works in an amplification area, an original amplified first-level signal is further amplified, the two-level amplified signal is sent to the singlechip U2 through a No. 11 pin RA2 of the singlechip U2, the singlechip U2 controls the mode of shining the color of the atmosphere lamp circuit through a No. 13 pin RA0 of the singlechip U2 through the sent waveform, and therefore the sound control of the atmosphere lamp or the second LED lamp is achieved.

According to the utility model, the sound control is added on the basis of the switch control, so that a user can control the lamp tube of the atmosphere lamp or the second LED lamp by using various control modes, and in the sound control process, the first sound processing circuit and the second sound processing circuit are arranged, so that the capacitor C13 can filter the interference model in the circuit for the first time, the triode Q9 can amplify the sound signal for the first time, the capacitor C14 can filter the interference model in the circuit for the second time, and the triode Q10 can amplify the sound signal for the second time, thereby increasing the sensitivity in the sound control process, accurately receiving the sound control signal sent by the user, controlling the light generated by the atmosphere lamp, and further improving the experience of the user in using the atmosphere lamp.

The above-described embodiments are only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims

1. A voice activated circuit for an atmosphere lamp, comprising: signal conversion circuit, atmosphere lamp circuit, first sound processing circuit, second sound processing circuit and microphone, atmosphere lamp circuit reach second sound processing circuit all with signal conversion circuit connects, first sound processing circuit with second sound processing circuit connects, the microphone with first sound processing circuit connects, first sound processing circuit includes: electric capacity C13, resistance R19, resistance R20 and triode Q9, electric capacity C13's one end is connected with the microphone, electric capacity C13's the other end with triode Q9's base is connected, resistance R20 one end is connected to triode Q9's base, resistance R20 other end connecting resistance R19's one end, second sound processing circuit is connected to resistance R19's the other end, just triode Q9's collecting electrode is connected with resistance R19 and resistance R20's link, triode Q9's emitter ground.

2. The sound control circuit for the atmosphere lamp according to claim 1, wherein the signal conversion circuit comprises: the single-chip microcomputer U2, the model of single-chip microcomputer U2 is PIC16F 1823.

3. The sound control circuit for an atmosphere lamp according to claim 2, wherein the second sound processing circuit comprises: the circuit comprises a capacitor C14, a resistor R15, a resistor R16 and a triode Q10, wherein one end of the capacitor C14 is connected with a collector of a triode Q9, the other end of the capacitor C14 is connected with a base of the triode Q10, one end of a resistor R15 is connected with a base of a triode Q9, the other end of the resistor R15 is connected with one end of a resistor R16, the other end of a resistor R16 is connected with a resistor R19, the connecting end of the resistor R15 and a resistor R26 is connected with a collector of a triode Q10, the collector of the triode Q10 is connected with an end RA2 of a No. 11 pin of a singlechip U2, and an emitter of the triode Q10 is grounded.

4. The sound control circuit for the atmosphere lamp as claimed in claim 3, wherein a resistor R21 and a resistor R13 are further connected between the capacitor C14 and the transistor Q9, one end of the resistor R21 is connected to a base of the transistor Q9, the other end of the resistor R21 is connected to the resistor R13, the other end of the resistor R13 is connected to an emitter of the transistor Q9, and a connection end of the resistor R21 and the resistor R13 is connected to the capacitor C14.

5. The sound control circuit for the atmosphere lamp according to claim 4, wherein the atmosphere lamp circuit is connected with an RA0 terminal of the single-chip microcomputer U2.

6. The sound control circuit for the atmosphere lamp is characterized in that the atmosphere lamp circuit is composed of a plurality of first LED lamps which are connected in sequence.

7. The voice operated circuit for an atmosphere lamp according to claim 1, further comprising: the second LED lamp is connected with the LED driving circuit, and the LED driving circuit is connected with the signal conversion circuit.

8. The voice operated circuit for an atmosphere lamp according to claim 7, further comprising: and the switching circuit is connected with the signal conversion circuit.