CN208489969U - Internet of Things sound integral machine - Google Patents
Internet of Things sound integral machine Download PDFInfo
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- CN208489969U CN208489969U CN201820649172.5U CN201820649172U CN208489969U CN 208489969 U CN208489969 U CN 208489969U CN 201820649172 U CN201820649172 U CN 201820649172U CN 208489969 U CN208489969 U CN 208489969U
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- sound
- internet
- master controller
- things
- source signal
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Abstract
The utility model relates to a kind of Internet of Things sound integral machine and sound source switching methods, device, wherein Internet of Things sound integral machine includes the master controller for connecting each sound source device, and the Audio conversion module being connected between each sound source device and loudspeaker；Master controller is connect with Audio conversion module；Master controller receives the sound-source signal of each sound source device input, and the sound source switching command of corresponding highest priority sound-source signal is sent to Audio conversion module；Audio conversion module switches to highest priority sound-source signal according to sound source switching command, so that loudspeaker plays highest priority sound-source signal.The utility model can integrate the sound-source signal of a variety of sound source devices, and integrated level is high, improve the degree of automation of stereo set, reduce equipment O&M cost, be applicable in multimedia teaching, improve efficiency of teaching.
Description
Technical field
The utility model relates to multimedia technology fields, more particularly to Internet of Things sound integral machine.
Background technique
Currently, the sound equipment of school's multi-media classroom is mainly amplifying for outside sound source and bluetooth microphone, and integrated MP3 and
The functions such as bluetooth broadcasting, but integrated level is not still high, function is comparatively single.
During realization, inventor has found that at least there are the following problems in traditional technology:
Traditional sound equipment is not easy to be switched fast sound source device, and relatively independent between the component part in sound equipment, voice is mutual
It is dynamic to need to carry out in fixed place, and intelligence degree is relatively low.Especially in the multi-media classroom for being applied to school,
Efficiency of attending class easily is influenced, it is at high cost, it is not suitable for using in teaching.
Summary of the invention
Based on this, it is necessary to for the technical problem automated and integration degree is low, provide a kind of Internet of Things sound equipment one
Body machine.
To achieve the goals above, on the one hand, the utility model embodiment provides a kind of Internet of Things sound integral machine, packet
The master controller for connecting each sound source device is included, and the Audio conversion module being connected between each sound source device and loudspeaker；It is main
Controller is connect with Audio conversion module；
Master controller receives the sound-source signal of each sound source device input, and preferential to the corresponding highest of Audio conversion module transmission
The sound source switching command of grade sound-source signal；
Audio conversion module switches to highest priority sound-source signal according to sound source switching command, so that loudspeaker plays most
High priority sound-source signal.
Each sound source device includes any one in following equipment or any number of combination: IP in one of the embodiments,
Broadcasting equipment, multimedia equipment and wireless microphone.
Wireless microphone is UHF wireless microphone in one of the embodiments,.
It in one of the embodiments, further include the external connection display equipment for connecting master controller；External connection display equipment includes
Any one in following equipment or any combination: externally connected with display screen, projector and personal computer.
Master controller connects externally connected with display screen, projector and individual by RS232 serial ports in one of the embodiments,
Computer.
It in one of the embodiments, further include the wireless communication module for connecting master controller.
It in one of the embodiments, further include audio digital signals processing module and digital power amplifier module；
Audio digital signals processing module connects Audio conversion module, digital power amplifier module and master controller；Digital function
Amplification module connects master controller.
Audio conversion module is that multi-channel analog selects switch 74HC4052 chip in one of the embodiments,.
Audio conversion module is that multi-channel analog selects switch CD4052 chip in one of the embodiments,.
It in one of the embodiments, further include temperature sensor, the display for connecting master controller.
A technical solution in above-mentioned technical proposal is had the following advantages and beneficial effects:
Above-mentioned Internet of Things sound integral machine, including connecting the master controller of each sound source device and being connected to each sound source device
Audio conversion module between loudspeaker, master controller are connected with Audio conversion module.Various embodiments of the utility model passes through
Main controller accesses the sound-source signal of each sound source device, and then controls Audio conversion module and switch to highest priority sound-source signal,
So that loudspeaker plays out its highest priority sound-source signal.The utility model can integrate the sound source letter of a variety of sound source devices
Number, integrated level is high, improves the degree of automation of stereo set, and equipment O&M cost is reduced, is applicable in multimedia teaching,
Improve efficiency of teaching.
Detailed description of the invention
Fig. 1 is the first schematic diagram of the utility model Internet of Things sound integral machine in one embodiment；
Fig. 2 is the second schematic diagram of the utility model Internet of Things sound integral machine in one embodiment；
Fig. 3 is the display schematic diagram of the utility model Internet of Things sound integral machine in one embodiment.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
It is more thorough and comprehensive to open content.
It should be noted that it can be directly to separately when an element is considered as " connection " another element
One element and it is in combination be integrated, or may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
The basic built-up section of simplest combination audio generally comprises that AM/FM harmony device, (also some has CD Player
Tape deck) and two individual loudspeakers.And function it is more powerful then increase accordingly MD player, around mega bass sound
Case；CD Player is promoted to DVD player, the backward compatible disk etc. for playing other types format, or is promoted to double dish, three dish
It plays.There are also the mini combination audio of a small part with CD writer or with network sound receiving function etc..With the development of technology,
Exquisite, small and exquisite mini audio comes into people's lives gradually, although mini audio reduces in volume, but composition portion
It is point general constant, it is still the combination of each component.With the reform of education and the raising of quality, multi-media classroom is increasingly becoming religion
A part, and the sound equipment in multi-media classroom also needs teacher's manual switching in switching signal, delays efficiency of attending class, intelligence
Energy degree is not high.IP broadcast and the sound equipment of multi-media classroom independently separate simultaneously, and two sets of stereo sets are needed in classroom, are occupied
Space and the cost for improving teaching equipment.
Internet of Things all-in-one machine in the utility model embodiment can be applied in multi-media classroom, by IP broadcast, interaction
Teaching equipment and other multimedia equipments access in the Internet of Things sound integral machine of the utility model, certainly by the utility model
Dynamic detection access sound-source signal simultaneously automatically switches, and exports the sound-source signal that corresponding access device issues, and use control equipment
Other external connection display equipments can be responded by the utility model, control the running of external connection display equipment.One machine of the utility model is more
With suitable for modernization multi-media classroom.
Referring to Fig. 1, Fig. 1 is the first schematical structure of the utility model Internet of Things sound integral machine in one embodiment
Figure, as shown, including connecting the master controller 120 of each sound source device, and be connected between each sound source device and loudspeaker
Audio conversion module 130；Master controller 120 is connect with Audio conversion module 130.
Master controller 120 receives the sound-source signal of each sound source device input, and sends and corresponded to most to Audio conversion module 130
The sound source switching command of high priority sound-source signal.
Audio conversion module 130 switches to highest priority sound-source signal according to sound source switching command, so that loudspeaker is broadcast
Put highest priority sound-source signal.
Specifically, signal can be put by connecting triode when master controller receives the sound-source signal of each sound source device
Greatly, while in the way of analog-to-digital conversion sampling corresponding sound-source signal is obtained.Master controller to Audio conversion module send pair
Answer the sound source switching command of highest priority sound-source signal, with control corresponding switching switch in Audio conversion module it is logical or
It is disconnected.
It should be noted that the master controller in various embodiments of the utility model can identify highest according to the prior art
Priority sound-source signal, and the sound source switching command for corresponding to the highest priority sound-source signal is sent to Audio conversion module.
Specifically, the sound source of each sound source device can be arranged according to the internal interrupt circuit and related register of master controller
The corresponding interrupt routine of signal, and the priority that each interrupt routine executes is configured, each interrupt routine that configuration is completed is according to excellent
First grade carries out interrupt nesting.When receiving the sound-source signal of each sound source device by the external interrupt input terminal of master controller,
The interrupt routine for executing highest priority in the corresponding interrupt routine of each sound-source signal being currently received, that is, may recognize that
The sound-source signal of highest priority；Or the internal interrupt source of master controller is triggered by the received each sound-source signal of master controller
Into interruption, the interrupt routine of highest priority in the corresponding interrupt routine of each sound-source signal being currently received is executed.
In the priority executed to the configuration of each sound-source signal corresponding interrupt routine, can be advised according to the use of used master controller
Lattice specification has the parameter of each port of master controller and the detailed description of interrupt source configuration, its rule of different master controllers in the middle
The setting of lattice specification and interrupt source is all different.
The Internet of Things sound integral machine of the utility model, including connecting the master controller of each sound source device and being connected to each
Audio conversion module between sound source device and loudspeaker, master controller are connected with Audio conversion module.The utility model passes through
Main controller accesses the sound-source signal of each sound source device, and then controls Audio conversion module and switch to highest priority sound-source signal,
So that loudspeaker plays out its highest priority sound-source signal.The utility model can integrate the sound source letter of a variety of sound source devices
Number, independent integration of equipments one will be dispersed, further decrease equipment volume, integrated level is high, improves the automatic of stereo set
Change degree reduces equipment O&M cost, is applicable in multimedia teaching, improves efficiency of teaching.
Referring to fig. 2, Fig. 2 is the second schematic structure of the utility model Internet of Things sound integral machine in one embodiment
Figure, as shown in the figure.
In a specific embodiment, each sound source device includes any one in following equipment or any number of combination:
IP broadcast equipment, multimedia equipment and wireless microphone.
Specifically, IP broadcast equipment is the campus network digital broadcast equipment for meeting campus demand and setting up, main control
Device can be connect by the computer network in campus with IP broadcast equipment, receive the broadcast sound-source signal of IP broadcast device plays.
Multimedia equipment can with but be not limited to include television set, video camera and computer etc..
Further, the remote interaction sound-source signal of wireless microphone be the corresponding sound-source signal of highest priority, secondly according to
Secondary broadcast sound-source signal, the not remote interaction sound-source signal of wireless microphone and more matchmakers of multimedia equipment for IP broadcast equipment
Body sound-source signal.That is it is preferential to send corresponding highest to Audio conversion module for the master controller sound-source signal that receives each sound source device
When the sound source switching command of grade sound-source signal, preferential first switching of remote interaction sound-source signal, broadcast singal is the second switching, non-
Remote interaction sound-source signal is third switching, is finally multimedia sound-source signal.
Specifically, master controller is sent out in the remote interaction sound-source signal for receiving wireless microphone to Audio conversion module
Send remote interaction sound-source signal corresponding sound source switching command, so that Audio conversion module switches to remote interaction sound-source signal,
So that loudspeaker plays remote interaction sound-source signal；Master controller is in the sound-source signal of received each sound source device without long-range
When interacting sound source, the corresponding sound source switching command of broadcast sound-source signal is sent to Audio conversion module, so that Audio conversion module
Broadcast sound-source signal is switched to, so that loudspeaker plays broadcast sound-source signal；Sound of the master controller in received each sound source device
When not having remote interaction sound-source signal and broadcast sound-source signal in source signal, not remote interaction sound is sent to Audio conversion module
The corresponding sound source switching command of source signal, so that Audio conversion module switches to not remote interaction sound-source signal, so that loudspeaker
Play not remote interaction sound-source signal；When master controller receives only the multimedia sound-source signal of multimedia equipment, default is broadcast
Put multimedia sound-source signal.
The Internet of Things all-in-one machine of the utility model, being capable of connecing the higher sound source device of frequency of use in multi-media classroom
Enter, and then can be by the broadcast sound-source signal of IP broadcast equipment, the voice sound-source signal of wireless microphone and multimedia equipment
Multimedia sound-source signal is integrated, meets teaching demand, so that can pass through the Internet of Things sound of the utility model in teaching process
The quick, intelligent switching that all-in-one machine realizes a variety of sound-source signals is rung, efficiency of teaching is improved, reduces equipment cost.
In a specific embodiment, wireless microphone is UHF wireless microphone.
The Internet of Things sound integral machine of the utility model, can integrate the sound-source signal of UHF wireless microphone, and improving reception should
The intelligence degree of anti-interference ability and Internet of Things sound integral machine when sound-source signal.
As shown in Fig. 2, further including the external connection display equipment for connecting master controller 220 in a specific embodiment
250；External connection display equipment 250 includes any one or any combination in following equipment: externally connected with display screen, projector and a
People's computer.
Specifically, master controller can control external connection display equipment by the control button of remote controler or wireless microphone
Operating status, as switching on and shutting down or image are shown.
The Internet of Things sound integral machine of the utility model can be controlled external display by access external connection display equipment and be set
Standby operating status, if switching on and shutting down or image are shown, convenient for operation.The utility model integrated level is high, and compatibility is big, volume
It is small, it can be achieved that multi-functional teaching stereo set, convenient for being used in teaching.
In a specific embodiment, master controller connects externally connected with display screen, projector and a by RS232 serial ports
People's computer.
The utility model realizes the connection of master controller and external connection display equipment using RS232 communication serial port, this can be improved
The message transmission rate of utility model Internet of Things sound integral machine and external connection display equipment meets the utility model applied to more matchmakers
Use demand in body classroom.
As a preferred embodiment, user especially teacher when in use, can pass through remote controler or wireless microphone
Control button controls the external connection display equipment that the utility model is connected by RS232 serial ports, and the utility model is applicable in
In multi-media classroom, efficiency of teaching is improved.
Further, user especially teacher can be controlled by the control button of remote controler or wireless microphone and be connected to this
The external connection display equipment of utility model Internet of Things sound integral machine carries out PPT page turning and shows.
The utility model can realize multi-functional and high integrated level Internet of Things sound integral machine, convenient for making for multimedia teaching
With.
As shown in Fig. 2, further including the wireless communication module for connecting master controller 220 in a specific embodiment
210；
Specifically, master controller can acquire the O&M number of the utility model Internet of Things all-in-one machine by wireless communication module
According to and be sent to cloud platform server.Wherein, operation/maintenance data can with but be not limited to include running state data and failure inspection
Repair data.
The Internet of Things sound integral machine of the utility model, master controller can be by Internet of Things sound equipments by wireless communication module
The operation/maintenance data of all-in-one machine is uploaded to cloud platform server, and then can carry out data statistics and pipe to Internet of Things sound integral machine
Reason provides remote service and maintenance, reduces equipment O&M cost, improves the intelligence degree of the utility model.Further, may be used
Sound source device is accessed in such a way that wireless communication module realizes wireless network connection, integrates a variety of sound source informations, meets teaching
Use demand.
As shown in Fig. 2, further including audio digital signals processing module 270 and number in one particularly embodiment
Word power amplifier module 260；
Audio digital signals processing module 270 connects Audio conversion module 280, digital power amplifier module 260 and main control
Device 220；Digital power amplifier module 260 connects master controller 220.
Specifically, triggering master controller control when Audio conversion module switches corresponding sound-source signal according to switching command
Audio digital signals processing module processed carries out the data processing of voice signal, such as digital audio decoding to sound-source signal.Audio
By treated, sound-source signal is transmitted to digital power amplifier module to digital signal processing module, and triggers main controller controls number function
Amplification module carries out audio adjusting to sound-source signal, and digital power amplifier module is exported the sound-source signal completed is adjusted to loudspeaker, raised
Sound device is played out to the sound-source signal completed is adjusted.
The Internet of Things sound integral machine of the utility model passes through audio digital signals processing module and digital power amplifier mould
Block handles the sound-source signal of access, can optimize to sound-source signal, while the output sound of sound-source signal can be improved
Matter has prevented from switching caused distortion when sound source.
In a specific embodiment, Audio conversion module is that multi-channel analog selects switch 74HC4052 chip.
The utility model can effectively realize the choosing of multichannel sound-source signal by multi-channel analog selection switch 74HC4052 chip
Logical and the utility model Internet of Things sound integral machine is at low cost to the intelligent measurement and switching of sound-source signal.
In a specific embodiment, Audio conversion module is that multi-channel analog selects switch CD4052 chip.
The utility model can effectively realize the gating of multichannel sound-source signal by multi-channel analog selection switch CD4052 chip,
And the utility model Internet of Things sound integral machine is to the intelligent measurement and switching of sound-source signal, it is at low cost.
As shown in Fig. 2, in a specific embodiment, further include the temperature sensor 230 for connecting master controller 220,
Display 240.
The Internet of Things sound integral machine of the utility model is able to detect room temperature by temperature sensor, and by aobvious
Show that device shows the temperature registration detected, while can show the fortune of the Internet of Things sound integral machines such as temporal information using display
Row information.The utility model integrated level is high, further improves the intelligence degree of Internet of Things sound integral machine.
It is the display schematic diagram of the utility model Internet of Things sound integral machine in one embodiment referring to Fig. 3, Fig. 3, such as schemes
It is shown.
The Internet of Things sound integral machine of the embodiment preferential as one, the utility model can pass through channel radio by master controller
The news module progress time calibrates automatically, and is shown by display.
The embodiment preferential as one, the shell of the Internet of Things sound integral machine of the utility model can be used metal shell and
Aluminium wire drawing frame, in order to improve acoustical quality, loudspeaker can adopt wooden stereo module.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Above embodiments only express the several embodiments of the application, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from the application design, various modifications and improvements can be made, these belong to the protection scope of the application.
Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of Internet of Things sound integral machine, which is characterized in that the master controller including each sound source device of connection, and be connected to
Audio conversion module between each sound source device and loudspeaker；The master controller is connect with the Audio conversion module；
The master controller receives the sound-source signal of each sound source device input, and sends and correspond to the Audio conversion module
The sound source switching command of highest priority sound-source signal；
The Audio conversion module switches to the highest priority sound-source signal according to the sound source switching command, so that described
Loudspeaker plays the highest priority sound-source signal.
2. Internet of Things sound integral machine according to claim 1, which is characterized in that each sound source device includes to divide into
Any one in standby or any number of combination: IP broadcast equipment, multimedia equipment and wireless microphone.
3. Internet of Things sound integral machine according to claim 2, which is characterized in that the wireless microphone is UHF wireless talking
Cylinder.
4. Internet of Things sound integral machine according to claim 1, which is characterized in that further include connecting the master controller
External connection display equipment；The external connection display equipment includes any one or any combination in following equipment: externally connected with display screen, throwing
Shadow instrument and personal computer.
5. Internet of Things sound integral machine according to claim 4, which is characterized in that the master controller is gone here and there by RS232
Mouth connects the externally connected with display screen, the projector and the personal computer.
6. according to claim 1 to Internet of Things sound integral machine described in 5 any one, which is characterized in that further include connection institute
State the wireless communication module of master controller.
7. Internet of Things sound integral machine according to claim 6, which is characterized in that further include audio digital signals processing mould
Block and digital power amplifier module；
The audio digital signals processing module connects the Audio conversion module, the digital power amplifier module and the master control
Device processed；The digital power amplifier module connects the master controller.
8. Internet of Things sound integral machine according to claim 6, which is characterized in that the Audio conversion module is multichannel mould
Quasi- selection switch 74HC4052 chip.
9. Internet of Things sound integral machine according to claim 6, which is characterized in that the Audio conversion module is multichannel mould
Quasi- selection switch CD4052 chip.
10. Internet of Things sound integral machine according to claim 6, which is characterized in that further include connecting the master controller
Temperature sensor, display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820649172.5U CN208489969U (en) | 2018-05-02 | 2018-05-02 | Internet of Things sound integral machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820649172.5U CN208489969U (en) | 2018-05-02 | 2018-05-02 | Internet of Things sound integral machine |
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| Publication Number | Publication Date |
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| CN208489969U true CN208489969U (en) | 2019-02-12 |
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ID=65253019
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820649172.5U Expired - Fee Related CN208489969U (en) | 2018-05-02 | 2018-05-02 | Internet of Things sound integral machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650580A (en) * | 2018-05-02 | 2018-10-12 | 广州莱拓智能科技有限公司 | Internet of Things sound integral machine and sound source switching method, device |
| CN113452462B (en) * | 2020-12-23 | 2023-04-25 | 深圳市三诺数字科技有限公司 | IP broadcast sound control system, method, computer device and storage medium |
-
2018
- 2018-05-02 CN CN201820649172.5U patent/CN208489969U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650580A (en) * | 2018-05-02 | 2018-10-12 | 广州莱拓智能科技有限公司 | Internet of Things sound integral machine and sound source switching method, device |
| CN113452462B (en) * | 2020-12-23 | 2023-04-25 | 深圳市三诺数字科技有限公司 | IP broadcast sound control system, method, computer device and storage medium |
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