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64results about How to "Automatic volume adjustment" patented technology
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Vehicular navigation apparatus and operating method thereof
InactiveCN1811341AListening Properly and SafelyListen accuratelyInstruments for road network navigationVehicle componentsEmbedded systemService system
The vehicular navigation equipment includes the following parts: a GPS receiver, an I / O interface device connected to the GPS receiver for the I / O of the position information, a display device, a loudspeaker, a speed sensor, phonetic recognizer, and a controller connected to the I / O interface device to control different parts and regulate the volume of phonetic service automatically based on the speed sensor measured varying vehicle speed. It monitors the speed of the vehicle and regulates the volume of phonetic service automatically based on the varying vehicle speed. In this way, relevant vehicle running information may be heard clearly even in high speed running. In addition, it is connected to various audio and video devices inside the vehicle, has the function as vehicular information service system and can regulate the sound strength signal of the driver automatically so as to regulate the volume of output audio signal.
Owner:LG ELECTRONIC (HUIZHOU) CO LTD
Volume adjusting method and device
InactiveCN105812574AReduce workloadAvoid loud or low volumeSubstation equipmentSound input/outputWorkloadComputer science
The invention discloses a volume adjusting method and device, and belongs to the technical field of smart home. The method comprises the steps of obtaining the distance between a playing device and a target wearable device worn on a user; and adjusting the volume of the playing device according to the distance. By adopting the method in the technical scheme in the embodiment of the invention, the volume of the playing device can be automatically adjusted according to the distance from the user to the playing device to avoid too large or too small volume, moreover, the workload of the user is reduced, and the operation efficiency is improved.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD
Voice broadcast control method and device, intelligent equipment and medium
InactiveCN108469966AImprove experienceAutomatic volume adjustmentBootstrappingSound input/outputBroadcastingIntelligent equipment
The embodiment of the invention discloses a voice broadcast control method, a voice broadcast control device, intelligent equipment and a medium. The method comprises the steps that the intelligent equipment receives a voice control command of a user, wherein the voice control command is used for indicating the intelligent equipment to broadcast a preset voice content; the intelligent equipment determines a first volume according to preset reference information, wherein the preset reference information is used for determining the volume that the intelligent equipment broadcasts voice at present; and the intelligent equipment broadcasts the preset voice by use of the first volume. By implementation of the embodiment, the flexibility for the intelligent equipment of broadcasting of voice isimproved and the user experience of the intelligent equipment is enhanced.
Owner:KINGSOFT
Electronic equipment and method for adjusting file sound parameters output by sound playing device
InactiveCN103209370AAutomatic volume adjustmentAdjust the initiativeTransducer circuitsComputer scienceElectric equipment
The invention provides electronic equipment and a method for adjusting file sound parameters output by a sound playing device. The electronic equipment comprises the sound playing device, a collection device and a processor, wherein the sound playing device is used for playing a multimedia file and capable of outputting a first file sound parameter corresponding to the multimedia file when playing the multimedia file; the collection device is used for collecting user sound parameters corresponding to the multimedia file, and the user sound parameters at least comprise volume values and / or tone values; and the processor is used for adjusting the file sound parameter of the multimedia file from the first file sound parameter to a second file sound parameter based on the user sound parameters, and the first file sound parameter is different from the second file sound parameter.
Owner:LENOVO (BEIJING) LTD
Volume adjusting device and volume adjusting method
A volume adjusting device is used for adjusting the volume of an audio player of a mobile device and comprises an environmental noise acquisition device, a first comparison unit, a speed sensor and a second comparison unit, wherein the environmental noise obtaining device is used for acquiring environmental noise waveform data and computing an intensity value of the environmental noise waveform data, the first comparison unit is used for comparing the intensity value of the environmental noise waveform data with a sound intensity threshold value and outputting a comparison signal if the intensity value of the environmental noise waveform data is larger than the sound intensity threshold value, the speed sensor is used for detecting the movement speed of the mobile device, and the second comparison device is used for comparing the movement speed obtained by detection with a speed reference value according to the comparison signal and outputting a first volume adjusting signal to the audio player if the moving speed is larger than the speed reference value so as to turn up the volume of the audio player. The invention further provides a volume adjusting method.
Owner:FU TAI HUA IND SHENZHEN +1
Pillow with sound-playing function and playing method thereof
InactiveCN101766420AThe volume change signal controls the speaker to automatically adjust the corresponding volumeAutomatic volume adjustmentPillowsRecord information storagePressure senseLoudspeaker
The invention relates to a pillow with a sound-playing function and a playing method thereof. A pressure-sensing panel, an audio processor and at least one speaker are arranged in a pillow body of the pillow, the pressure-sensing panel is electrically connected with the audio processor, and the audio processor is electrically connected with the speaker. When sensing pressure, the pressure-sensing panel can output a pressure change signal to the audio processor, the audio processor generates a corresponding volume change signal according to the pressure change signal, and the speaker receives the volume change signal to correspondingly regulate the output volume.
Owner:孟爱荣
Adaptive volume gain device and method
InactiveCN101883164AAutomatic volume adjustmentImprove call qualitySubstation speech amplifiersAcousticsAudiology
The invention relates to an adaptive volume gain device and an adaptive volume gain method. The device comprises a voice transmitting device, a volume gain control device and a voice receiving device, wherein the voice transmitting device is used for receiving a voice signal S1 from outside and outputting the voice signal S1; the volume gain control device is used for receiving the voice signal S1 output by the voice transmitting device, processing the voice signal S1 to obtain a second voice signal S2 and outputting the second voice signal S2; the voice receiving device is used for receiving the second voice signal S2 output by the volume gain control device; and when the voice signal S1 is more than -15 decibels and less than 0 decibel, the voice signal S1 is attenuated to obtain the second voice signal S2 and the second voice signal S2 is output to the voice receiving device. Through the device and the method, the condition that the voice signal received by a voice signal receiver is unstable can be automatically improved according to the magnitude of the voice signal sent by a voice sender.
Owner:AAC ACOUSTIC TECH (SHENZHEN) CO LTD +1
Voice-self adaptive television
InactiveCN103248845AAutomatic volume adjustmentEliminate distractionsTelevision system detailsColor television detailsSelf adaptiveLoudspeaker
The invention provides a voice-self adaptive television, which comprises a television body internally provided with a volume control module and a loudspeaker; the television body also comprises an audio analysis module, a voice collector and an operating module; the audio analysis module analyzes the real-time decibel value of the television signal audio frequency generated by the loudspeaker in real time; the voice collector collects the mixed voice frequency formed by the voice of the television loudspeaker and a surrounding voice and analyzes the real-time decibel value of the mixed voice frequency; and the operating module performs subtracting on the real-time decibel values of the mixing voice frequency and the loudspeaker, computes the volume increasing value needed by the television loudspeaker according to the decibel value difference and overlaps the volume increasing value onto the current set volume by the volume control module. The television can automatically adjust the volume of the loudspeaker according to the surrounding volume, thus eliminating the interference of the surrounding volume to the television viewing.
Owner:苏州市伦琴工业设计有限公司
Sound input/output system and volume output adjusting method thereof
ActiveCN101771390AAutomatically adjust call volumeAppropriate call volumeGain controlTransducer circuitsLoudspeakerComputer science
The invention discloses a sound input / output system and a volume output adjusting method thereof, which are used for automatically adjusting the volume of sound listened by a speaker according to the speaking sound of the speaker. The sound input / output system comprises a sound processor and a volume adjuster, wherein the sound processor is used for resolving the input sound received by a receiver, and the volume adjuster is used for adjusting the output sound of a loudspeaker according to a sound change value acquired by the sound processor. When the speaker changes the speaking volume alongwith the environment or the listened input sound, the sound processor can resolve the sound change value of the input sound, and then adjust the volume of the output sound according to the sound change value.
Owner:ZHIGU HLDG
Mobile phone receiver volume adjusting system and mobile phone receiver volume adjusting method
InactiveCN103780733AEasy to useAutomatic volume adjustmentSubstation speech amplifiersEnvironmental noiseEngineering
A mobile phone receiver volume adjusting method comprises the steps of presetting a standard volume adjusting table which defines different noise voltage value ranges to correspond to different volume levels; reading a voltage value of the environmental noise acquired by an analog-to-digital converter of a mobile phone according to a preset reading frequency, wherein the analog-to-digital converter acquires the analog quantity of the voltage of the environmental noise from a microphone of the mobile phone and transforms the analog quantity into the digital quantity of the voltage; calculating an average voltage value of N environmental noise voltage values after the N environmental noise voltage values are read, and taking the obtained average voltage value as a voltage reference value; when M continuously obtained voltage reference values are all within a noise voltage value range defined by the standard volume adjusting table, adjusting the volume of a receiver of the mobile phone as the volume level corresponding to the noise voltage value range. The mobile phone receiver volume adjusting system and the mobile phone receiver volume adjusting method of the present invention enable the volume of the receiver of the mobile phone to be adjusted automatically according to the environmental noise voltage value.
Owner:SHENZHEN FUTAIHONG PRECISION IND CO LTD +1
Mobile phone and sound volume adjusting method thereof
InactiveCN101771744ANo need to adjustAutomatic volume adjustmentSubstation speech amplifiersComputer scienceMobile phone
The invention relates to a mobile phone and a sound volume adjusting method thereof. The sound volume adjusting method for the mobile phone comprises the following steps: providing the frequency range of the voice signal of a user; from a microphone of the mobile phone, receiving an input sound signal which comprises a user voice signal and a background sound signal; Filtering the user voice signal in the input sound signal according to the frequency range of the voice signal of the user, so as to obtain the background sound signal; adjusting the sound volume of an output sound signal played in an earphone of the mobile phone according to the sound volume of the background sound signal.
Owner:INVENTEC CORP
Smart sound box with infrared induction identification function
InactiveCN106131748AAutomatic volume adjustmentAuto-tuning enabledSignal processingRecord information storageKey pressingComputer module
The invention relates to an intelligent audio system with infrared induction recognition. It includes an infrared sensor, an infrared signal amplifying circuit, a central signal processing module and an audio signal processing module; the output end of the infrared sensor is connected to the input end of the infrared signal amplifying circuit; the output end of the infrared signal amplifying circuit is connected to the central signal processing The input end of the module is connected, and the output end of the central signal processing module is connected with the input end of the audio signal processing module. The smart speaker with this structure can automatically operate the speaker according to the distance between the human body and the speaker, automatically complete the startup and shutdown of the speaker, wake up the screen, and adjust the volume, thus reducing the number of operating buttons and simplifying the design of the speaker structure , and make the audio function more humanized and convenient.
Owner:蔡军
Method and apparatus for controlling radio set
InactiveCN105679346AAutomatic volume adjustmentEasy to useGain controlRecord information storageComputer science
Owner:LAUNCH TECH CO LTD
Adaptive volume controller and volume control method thereof
PendingCN107770681AAutomatic volume adjustmentImprove hearing comfortSpeech analysisTransducer circuitsCurrent noiseAudio power amplifier
The invention discloses an adaptive volume controller and a volume control method thereof. The adaptive volume controller comprises a noise detection circuit, a broadcast determining circuit, a processing circuit and a digital potentiometer, wherein the noise detection circuit is used for collecting noise information, the broadcast determining circuit is used for determining a broadcast gap according to an output signal of a broadcast front amplifier output port, the processing circuit is connected with the noise detection circuit, the broadcast determining circuit, and the digital potentiometer, and the processing circuit is used for controlling the noise detection circuit to collect current noise information when the broadcast determining circuit determines that a broadcast gap exists, and controlling, according to the current noise information collected by the noise detection circuit, the digital potentiometer to output an audio voltage for driving a speaker. The volume of the speaker can be adjusted automatically according to the size of the noise, so that people feel more comfortable in hearing.
Owner:HUAZHONG NORMAL UNIV
Method and device for adjusting volume of mobile device and mobile device
ActiveCN106254648AIncreased hearing comfortSolve the problem that the volume cannot be adjusted automatically and the volume adjustment is inaccurateSubstation speech amplifiersAuto regulationComputer engineering
The invention discloses a method and a device for adjusting the volume of a mobile device and the mobile device. The method comprises steps: noise parameters of an environment where the mobile device is are acquired; a volume adjusting rule is determined according to the noise parameters; and according to the volume adjusting rule, the volume of the mobile device is adjusted. The technical problems that the mobile device can not automatically adjust the volume and the volume can not be accurately adjusted in the prior art can be solved.
Owner:GREE ELECTRIC APPLIANCES INC OF ZHUHAI
Automatic volume regulating equipment and volume regulating method thereof
InactiveCN102711016AAutomatic volume adjustmentIncrease the resistance valueTransducer circuitsElectrical resistance and conductanceVibrating membrane
The invention relates to automatic volume regulating equipment and a volume regulating method thereof. The automatic volume regulating equipment comprises an electroacoustic converter and an outer shell for containing the electroacoustic converter, and the electroacoustic converter is used for converting a received electric signal which includes an audio signal into an acoustic signal. The automatic volume regulating equipment is characterized in that the electroacoustic converter comprises a magnet, a coil and a vibrating membrane; the magnet is used for generating a magnetic field; the coil is positioned in the magnetic field and is further used for receiving the electric signal; the vibrating membrane generates the acoustic signal corresponding to the electric signal; the vibrating membrane is attached onto the coil; the resistance value of the coil is increased along with the rise of a temperature; and the output power of the coil, which corresponds to the audio signal, is decreased, so that the vibrating membrane automatically decreases the volume of the acoustic signal correspondingly.
Owner:FU TAI HUA IND SHENZHEN +1
Volume processing method and volume processing device
InactiveCN104835340AVolume adjustmentLower the volumeRoad vehicles traffic controlAlarm stateVideo player
The invention discloses a volume processing method and a volume processing device. The method comprises the steps of acquiring road traffic information in front of a vehicle, analyzing the road traffic information in front of the vehicle and judging whether the vehicle in an alarm state, and adjusting the volume of an audio-video player on the vehicle to make the volume of the audio-video player smaller than a first threshold if the vehicle is judged to be in an alarm state and the volume of the audio-video player is greater than or equal to the first threshold. The invention further discloses the device for implementing the method.
Owner:TVMINING BEIJING MEDIA TECH
Method for controlling volume of electronic device and electronic device
InactiveCN106303819ASolve technical problems of experience effectsAutomatic volume adjustmentTransducer circuitsState of artControl electronics
Owner:QINGDAO HAIER SMART TECH R & D CO LTD
Method for adaptive adjustment of volume of WIFI sound box
InactiveCN105163227AAvoid the problem of inconvenient wired operationAvoid inconvenienceFrequency/directions obtaining arrangementsAuto regulationSelf adaptive
The invention discloses a method for adaptive adjustment of the volume of a WIFI sound box. When audio data are played, the current playing volume is obtained and compared with a preset volume threshold value, and is adjusted towards the preset volume threshold value according to a comparison result, so that an absolute value of a difference value between the current playing volume and the preset volume threshold value is smaller than or equal to a preset volume error threshold value. The method for adaptive adjustment of the volume of the WIFI sound box is simple in design and convenient to use, can automatically adjust the volume, and saves worry and labor.
Owner:SUZHOU XUANHE IOT TECH
Method for adjusting volume of mobile terminal, and mobile terminal
InactiveCN106603819AGood experienceAutomatic volume adjustmentSubstation speech amplifiersDecibelComputer science
The invention belongs to the field of communication, and provides a method for adjusting the volume of a mobile terminal, and the mobile terminal. According to the embodiment of the invention, the method comprises the steps: detecting the noise decibel of a current environment, detecting the heart rate of a user through a heart rate sensor, judging the mood of the user according to the heart rate, and adjusting the volume of the mobile terminal according to a preset rule, the noise decibel and the mood of the user. According to the invention, the method and mobile terminal can automatically adjust the volume of the mobile terminal according to the environment where the user is located and the mood of the user, and are better in user experience.
Owner:滁州昭阳电信通讯设备科技有限公司
Volume adjusting method and device
InactiveCN106954135AGood sense of hearingAutomatic volume adjustmentTransducer circuitsTerminal equipmentEmbedded system
The invention discloses a volume adjusting method and device. The method comprises the steps: determining the current distance between terminal equipment and wearable equipment worn by a user according to the intensity of a signal received by the wearable equipment worn by the user when the terminal equipment is detected to be in a voice playing state; and controlling the volume of the terminal equipment according to the current distance. According to the technical scheme of the invention, the method can achieve the automatic adjustment of volume when the distance between the intelligent terminal and the wearable equipment is detected to change, so as to provide optimal sound effect for the user.
Owner:SHANGHAI YUDE TECH CO LTD
Volume adjustment method and terminal equipment
InactiveCN105867873AAutomatic volume adjustmentSound input/outputSoftware engineeringTerminal equipment
The invention provides a volume adjustment method. The method comprises the following steps: obtaining, by terminal equipment, a volume set by a user for the current application; determining a difference value between the volume and a preset volume by the terminal equipment to ensure that the terminal equipment adjusts the volume when the user uses the application for the next time according to the difference. According to the method, the volumes of the applications can be automatically adjusted according to the volumes of the applications when the users daily use the applications, so that the applications can provide proper volumes for the users when the users use the applications every time; all the applications do not need to use the same volume according to the volume configured by multimedia, and the terminal equipment can adjust different applications according to the volumes of different applications daily used by the users, so that different applications can provide different volumes suitable for the users for the users.
Owner:LEMOBILE INFORMATION TECH BEIJING
Method and device for processing information and terminal
The invention discloses a method and a device for processing information and a terminal. The method comprises the following steps of determining first environmental state information where the terminal is located; determining a threshold range of a first volume corresponding to the first environmental state information, wherein the threshold range of the first volume comprises an upper limit value and a lower limit value, and the upper limit value and the lower limit value are different; adjusting the volume of the terminal to the lower limit value; monitoring whether the terminal has a volume event to obtain a monitoring result, wherein the volume event is an event for using the volume; and if the monitoring result shows that the volume event exists, outputting the volume corresponding to the volume event through the first lower limit value. Through adoption of the technical scheme of the invention, the volume of the terminal can be automatically adjusted according to the environmental state.
Owner:NUBIA TECHNOLOGY CO LTD
Liquid crystal television system capable of being used under outdoor environment
InactiveCN101729834AAutomatic volume adjustmentTelevision system detailsStatic indicating devicesTemperature controlTelevision system
The invention discloses a liquid crystal television system capable of being used under an outdoor environment, belonging to the technical field of radiated televisions and media and comprising a liquid crystal television panel, a liquid crystal television driving plate, an LED backlight system, an automatic brightness regulating system, an automatic temperature control system, an anti-ultraviolet photic film, a sound reinforcement system and a sealing shell, wherein the liquid crystal television driving plate is connected with the automatic brightness regulating system by an RS 232 interface for controlling the brightness of the liquid crystal television; an audio interface on the liquid crystal television driving plate is connected with the sound reinforcement system; the automatic temperature control system is used for transmitting temperature data to the liquid crystal television driving plate for controlling the work of a blower; and the anti-ultraviolet photic film is bonded to high photic glass in the front of the sealing shell and forms a closed temperature preserving space of an ultra bright television together with the sealing shell. The liquid crystal television system is widely applied to places such as walking streets, bus advertising kiosks, leisure squares, street signposts, ships, cars and the like.
Owner:BEIJING FANGRUI BOSHI DIGITAL TECH
Method for automatic volume regulation of set-top box during mobile phone call
InactiveCN105100423AAutomatic volume adjustmentAccurate judgmentSubstation equipmentSelective content distributionComputer networkEngineering
The invention provides a method for automatic volume regulation of a set-top box during a mobile phone call. The method comprises the steps of: installing an application program capable of detecting a call request or a call signal at the mobile phone terminal, installing a corresponding application program at the set-top box terminal, pairing the application in the mobile phone with the application in the set-top box through a wireless network; transmitting a call event instruction to the application program at the set-top box terminal by the APP at the mobile phone terminal after access of a call signal is detected; reporting a message to a controller of the set-top box by the application program of the set-top box after the call event instruction is received; turning off audio output after the controller remembers the setting of the current volume output of the set-top box. Compared with the prior art, the method for automatic volume regulation of the set-top box during the mobile phone call has the advantages that judgment is exact, addition of hardware is not required, cost is saved, and any additional operation is unnecessary.
Owner:MEIBEIKE TECH CO LTD
Garbage can
InactiveCN108001895AAvoid defects that take up a lot of spaceAutomatic volume adjustmentRefuse receptaclesEngineeringSelf locking
The invention discloses a garbage can. The garbage can comprises a base; linear sliding grooves are evenly formed in the circumference of the base at intervals; sliding blocks are arranged inside thesliding grooves in a sliding mode; supporting rods are arranged at the upper ends of the sliding blocks; a rotary disc is rotationally arranged above the base; strip-shaped holes corresponding to thesliding grooves in number and position are evenly formed in the circumferential direction of the rotary disc at intervals; the garbage can further comprises elastic barrel walls expanded between the supporting rods; the base is provided with a self-locking motor for controlling the rotary disc to rotate; the supporting rods can extend and retract; the garbage can further comprises a drive mechanism for driving the supporting rods to extend and retract; the upper ends of the supporting rods are provided with a sensor used for detecting the garbage overlapping height; the garbage can further comprises a main control module for controlling the self-locking motor and the drive mechanism; and the sensor is connected with the main control module. The size of the garbage can can be automaticallyadjusted according to the loading amount of garbage inside the garbage can, so that the defect that when garbage inside the garbage can is little, a large space is still occupied is overcome.
Owner:NINGBO SHIHONG QIANXI TRADE CO LTD
Intelligent control system and method for managing conference microphone
InactiveCN108882071AAvoid interferenceAvoid lostMouthpiece/microphone attachmentsTransceiverData acquisition
The invention discloses an intelligent control system for managing a conference microphone. The intelligent control system comprises a data acquisition module, a central processing module, a display module, a control module, a microphone main body, a storage module, an anti-interference module and an intelligent terminal. The data acquisition module comprises a temperature acquisition unit, a humidity acquisition unit, a brightness acquisition unit, a sound receiving unit and an environmental sound decibel detection unit; the central processing module comprises a central processor, an executorand a signal transceiver; the control module comprises a temperature adjustment unit and a humidity adjustment unit; the storage module comprises a memory and a cloud storage unit; and the microphonemain body is provided with a lifting type telescopic board in a matched manner. The system can adjust the volume according to an actual situation to guarantee the safety of the microphone and can realize single or combined type adjustment for the microphone, and the single or combined type adjustment can be freely switched. The invention further provides an intelligent control method for managingthe conference microphone, and the method is conveniently and quickly operated and convenient to popularize.
Owner:杨石昌
Sound amplification system for teaching
InactiveCN109936811AAutomatic volume adjustmentVolume down automaticallyPublic address systemsElectrical appliancesComputer scienceTransmitter
The invention discloses a teaching sound amplification system, which comprises a mobile terminal (1) and a sound amplification terminal (2) which are connected, and is characterized by further comprising a sound signal processor I (3), a sound signal processor II (4) and a sound amplification decibel tester (5) arranged below the sound amplification terminal (2), wherein the sound amplification decibel tester (5) is connected with the mobile terminal (1); The mobile terminal (1) is composed of a microphone (11), a sound processor (12) connected with the microphone (11) and used for convertingaudio signals received by the microphone (11) into digital signals, a CPU (13) connected with the sound processor (12), and a signal transmitter (14) connected with the CPU (13). The volume of the sound box can be automatically adjusted according to the volume of the sound box, so that the volume is appropriate, harsh noise is generated when the sound amplification system has small faults, the volume of the sound box can be automatically adjusted, and discomfort of students is reduced. And the volume of the sound box can be increased according to classroom noise, which is very convenient.
Owner:西安发威电子科技有限公司
Volume adjusting method and a mobile terminal
ActiveCN109819118AImprove operabilityImprove user experienceSubstation equipmentSound input/outputLoudspeakerOperability
The invention provides a volume adjusting method and a mobile terminal, and the method comprises the steps: determining an acoustic impedance parameter of a loudspeaker when the loudspeaker of the mobile terminal plays audio; and under the condition that the acoustic impedance parameter is changed, adjusting the volume of audio played by the loudspeaker. The volume of the audio played by the loudspeaker is automatically adjusted according to the change of the acoustic impedance parameters of the loudspeaker, convenience and rapidness are achieved, the volume can be adjusted without controllingthe volume key by a user, the operability of the user is enhanced, and the use experience of the user is improved.
Owner:VIVO MOBILE COMM CO LTD
Intelligent loudspeaker capable of automatically adjusting volume
InactiveCN111770426AAutomatic volume adjustmentIncrease powerPublic address systemsCleaning using gasesLoudspeakerMechanical engineering
The invention discloses an intelligent loudspeaker capable of automatically adjusting volume. The loudspeaker comprises a support pipe, and a receiving pipe is inserted into the left side of the supporting pipe; a receiving plate is connected into the receiving pipe in a sliding manner; the right side of the receiving plate is fixedly connected with a bearing toothed bar; the right side of the bearing toothed rod is rotationally connected with a bearing screw rod; the side surface of the bearing screw rod is in engaged connection with a time delay pipe; a horsepower disc is slidably connectedto the right side of the bearing screw, an extrusion rod is slidably connected to the surface of an inner wheel of the bearing wheel, an air pushing plate is fixedly connected to the top of the extrusion rod, a bearing air box is slidably connected to the side face of the air pushing plate, a hose is fixedly connected to the side face of the bearing air box, and an air spraying box is fixedly connected to the bottom of the hose. According to the intelligent loudspeaker capable of automatically adjusting the volume, through the cooperative use of the receiving plate and the time delay tube, theeffect of automatically adjusting the sound amplification power according to the sound amplification requirement is achieved.
Owner:广州跃宏电子商务有限公司
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