CN111491239A - Active digital surface sound source device with detection module and detection method thereof - Google Patents
Active digital surface sound source device with detection module and detection method thereof Download PDFInfo
- Publication number
- CN111491239A CN111491239A CN202010294815.0A CN202010294815A CN111491239A CN 111491239 A CN111491239 A CN 111491239A CN 202010294815 A CN202010294815 A CN 202010294815A CN 111491239 A CN111491239 A CN 111491239A
- Authority
- CN
- China
- Prior art keywords
- detection module
- source device
- module
- sound source
- integrated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 110
- 239000000463 material Substances 0.000 claims abstract description 5
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012905 input function Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Power Engineering (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The active digital surface sound source device comprises a device base body and a vibration generation diaphragm plate, wherein a wireless receiver, a controller, a power amplifier, a driver, a sounding vibration diaphragm plate and a detection module are arranged in the device base body, and the driver is pasted on the sounding vibration diaphragm plate. The active digital surface sound source device with the detection module and the detection method thereof have the advantages of reasonable structural design, high detection efficiency and high control precision, adopt the design of the built-in controller, the power amplifier and the detection module, realize the whole internal modularized integration of the surface sound source device, save the installation cost and the material cost of a power transmission cable, and effectively improve the compact assembly structure of the surface sound source device.
Description
Technical Field
The invention belongs to an ultrathin profile sound source technology, and particularly relates to an ultrathin active digital surface sound source device with a detection module and a detection method of the surface sound source device.
Background
A planar sound source device is a planar sound generating device that can convert an electric signal into a sound wave, and is widely used in home theater systems, background music systems, multimedia sound systems, public broadcasting systems, and the like. In the prior art, a planar sound source device generally uses several drivers to drive a vibrating plate to generate sound, and all the devices belong to passive type surface sound sources, that is, a single power amplifier is externally connected to drive the drivers to generate sound by using the principle of a common loudspeaker. Because the signal machine room of the public broadcasting equipment is generally far away from the loudspeaker device, the cost of the required transmission cable is high, the installation and maintenance are complicated, the power loss on the line is also high, and the system efficiency is greatly reduced. In addition, in the prior art, when the planar sound source device performs fault detection or noise detection and automatically adjusts the volume, the controller module, the power amplifier module and the detection module which are separately connected outside are used for performing noise detection and automatically adjusting the volume, when the noise detection module located outside detects noise, the noise is fed back to the controller, and the controller controls the driver to adjust the driving power of the power amplifier, so that the volume of the planar sound source device is adjusted. Similarly, when the conventional surface sound source device performs fault detection, a loudspeaker needs to be externally connected with the fault detection device, and feedback connection of an external controller is performed through a detection line and a loudspeaker power line, so that an alarm is started. The connection and transmission of the detection module need internal and external connection wires, the cost is high, the installation and maintenance are more complicated, and meanwhile, the power loss caused by the circuit is large, and the system efficiency is reduced.
Disclosure of Invention
The invention provides an active digital surface sound source device with a detection module and a detection method of the surface sound source device, wherein the active digital surface sound source device is reasonable in structural design, high in detection efficiency and control accuracy, adopts the design of a built-in controller, a power amplifier and the detection module, realizes the whole internal modular integration of the surface sound source device, saves the installation cost and the material cost of a power transmission cable, and effectively improves the compact assembly structure of the surface sound source device.
The technical scheme adopted by the invention is as follows:
the utility model provides a take detection module's active digital surface sound source device, takes place the lamina membranacea including device base member and vibration, its characterized in that set up wireless receiver, controller, power amplifier, driver, sound production vibrating diaphragm board and detection module in the device base member, the driver is pasted on the sound production vibrating diaphragm board.
Specifically speaking, be provided with a U type support in the device base member, the both sides of U type support set up the sound production vibrating diaphragm board, a terminal surface of sound production vibrating diaphragm board sets up the support, the driver is fixed on the support.
The U-shaped support is fixedly provided with the detection module, the detection module comprises a noise detection module or/and a fault detection module, and the detection module is in communication connection with the controller.
An integrated module is fixed on the inner side of the U-shaped support, and the integrated module is formed by integrating a controller and a power amplifier on a circuit board.
The detection module comprises a noise detection module or/and a fault detection module, and the noise detection module or/and the fault detection module are integrated on the integration module.
The integrated module is formed by integrating a wireless receiver, a controller and a power amplifier on a circuit board.
The device base member is a flat box-shaped shell, an end cover which is fastened and fixed is arranged on one end face of the device base member, a power module embedding portion is arranged on the side wall of the device base member, the power module is fixed on a clamping piece and is positioned in the power module embedding portion, and the clamping piece is fixed with the side wall of the device base member.
The device base body is of a metal section integrally bent and welded structure, or is of a high polymer material or wood material structure; and a hanging machine component for integral fixed arrangement is arranged on the outer side of the device base body.
The invention also provides a detection method of the active digital surface sound source device, which is characterized by comprising the following steps:
the surface sound source device is characterized in that a wireless receiver, a controller, a power amplifier, a driver, a sounding vibration diaphragm plate and a detection module are arranged in a device base body of the surface sound source device, the detection module comprises a noise detection module or/and a fault detection module, and the detection module is in communication connection with the controller; the detection module detects the noise and the fault of the surface sound source device in real time, feeds back a detection result to the driver, and performs automatic volume adjustment or/and fault alarm.
Specifically, the detection method further includes:
the wireless receiver, the controller and the power amplifier are integrated on a circuit board to form an integrated module, and the noise detection module or/and the fault detection module are also integrated on the integrated module.
In the active digital surface sound source device with the detection module and the detection method of the surface sound source device, the controller and the power amplifier are arranged in the device base body, meanwhile, the detection module is also arranged in the device base body, and the outside can be accessed by various communication modes, so that the control driver drives the sounding vibration diaphragm plate, and the fact detection of the detection module and the communication feedback of the driver are realized. In practical application, the controller and the power amplifier can be assembled in a circuit board integration mode, the wireless receiver, the controller and the power amplifier can be integrated on a circuit board, and the corresponding noise detection module and the corresponding fault detection module are also integrated on the circuit board. The circuit board is mounted and fixed on a U-shaped bracket in the device base body. U type support can be located the middle part, and its both sides set up the sound production vibrating diaphragm board respectively, and a plurality of drivers paste in the sound production vibrating diaphragm board, and the output of sound is accomplished to driver drive sound production vibrating diaphragm board. The drivers also typically need to be fixedly distributed by the support frame to achieve a fixed position relative to the sound producing diaphragm plate and provide stable support by the support frame. The active digital ultrathin surface sound source device is also provided with a power supply module, the power supply module supplies power to the surface sound source device, and the independence and the mobility of the surface sound source device are realized.
The whole active digital ultrathin surface sound source device with the detection module can be of a flat rectangular or round-corner rectangular structure, the device base body is composed of a box-shaped shell and an end cover fixed with the box-shaped shell in a buckling mode, and a hanging mechanism or accessories can be arranged outside the device base body conveniently and flexibly.
The active digital surface sound source device with the detection module and the detection method thereof have the advantages that the structural design is reasonable, the detection efficiency and the control accuracy are high, the design of the built-in controller, the power amplifier and the detection module is adopted, the whole internal modularization integration of the surface sound source device is realized, the installation cost and the material cost of a power transmission cable are saved, and the compact assembly structure of the surface sound source device is effectively improved.
The invention is further described with reference to the following figures and detailed description.
Drawings
FIG. 1 is a schematic diagram of an internal structure of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of a portion A of FIG. 1;
fig. 3 is a schematic view of the inner structure of the end cap according to the embodiment of the present invention.
Detailed Description
The detection method of the active digital surface sound source device comprises the steps that a wireless receiver, a controller, a power amplifier, a driver, a sounding vibration diaphragm plate and a detection module are arranged in a device base body of the surface sound source device, the detection module comprises a noise detection module or/and a fault detection module, the detection module detects noise and faults of the surface sound source device in real time and feeds back a detection result to the driver to automatically adjust volume or/and give a fault alarm. The wireless receiver, the controller and the power amplifier are integrated on a circuit board to form an integrated module, and the noise detection module and the fault detection module are also integrated on the integrated module.
As shown in fig. 1, fig. 2 and fig. 3, the external shape of the active digital ultra-thin surface sound source device with detection module is a flat rounded rectangle structure, and its housing is composed of a device base 10 and a snap-fit end cap 20 disposed on one end face thereof. The device base body is of a metal section bar integral bending welding forming structure, and one end face of the device base body forms the sound source end face of the ultrathin surface sound source device. The device is characterized in that a basic driving system of a sound source device is formed by arranging a wireless receiver, a controller, a power amplifier, a driver and a sounding vibration diaphragm plate in a base body, and a detection module is further arranged in the base body and comprises a noise detection module and a fault detection module.
The drivers 13 are adhered to a sounding diaphragm plate (not shown in the figure), a support 12 is arranged on one end face of the sounding diaphragm plate, and the drivers 13 are fixed on the support. A U-shaped support 11 is arranged in the device base body, the U-shaped support 11 is arranged in the middle of the device base body, sounding vibration diaphragm plates are arranged on two sides of the U-shaped support respectively, and the noise detection module and the fault detection module can also be fixedly arranged on the U-shaped support.
As shown in fig. 3, an integrated module 15 is fixed inside the U-shaped bracket, and in practical application, the integrated module can be assembled on the end cover 20. The integrated module is formed by integrating a wireless receiver, a controller and a power amplifier on a circuit board, and the noise detection module 21 and the fault detection module 22 are also integrated on the integrated module.
The inner side wall of the device base body is also provided with a power module embedding part 16, a power module 17 is fixed on a clamping piece 18 and is positioned in the power module embedding part, and the clamping piece is fixed with the side wall of the device base body. The outer side of the device base body is provided with a hanging machine component 14 for integral fixed arrangement.
The active digital ultrathin surface sound source device with the detection module integrates the controller and the power amplifier inside the surface sound source device, and the external part can be accessed by an optical cable and an audio small signal or realize a signal input function through wireless reception of Wifi. The detection module can detect the working state of the active digital surface sound source device on line in real time and alarm abnormal conditions. The playing volume is adjusted in real time according to the ambient noise through the noise detection module in the active digital surface sound source device, so that the integrated automatic volume adjustment is realized, and better hearing experience is brought to people. The invention can be widely applied to home theater systems, KTV high-power flat sound boxes, public broadcasting systems, multimedia computer sound boxes, charging Bluetooth wireless flat sound boxes, charging card-inserting and sound-receiving flat sound box systems and the like.
Claims (10)
1. The utility model provides a take detection module's active digital surface sound source device, takes place the lamina membranacea including device base member and vibration, its characterized in that set up wireless receiver, controller, power amplifier, driver, sound production vibrating diaphragm board and detection module in the device base member, the driver is pasted on the sound production vibrating diaphragm board.
2. The active digital surface acoustic source device with the detection module according to claim 1, wherein a U-shaped support is disposed in the device base, sounding diaphragm plates are disposed on two sides of the U-shaped support, a support is disposed on one end face of the sounding diaphragm plate, and the driver is fixed on the support.
3. The active digital surface acoustic source device with the detection module according to claim 2, wherein the detection module is fixedly disposed on the U-shaped bracket, the detection module comprises a noise detection module and/or a fault detection module, and the detection module is in communication connection with the controller.
4. The active digital surface acoustic source device with detection module as claimed in claim 2, wherein an integrated module is fixed inside the U-shaped bracket, and the integrated module is an integrated module formed by integrating the controller and the power amplifier on a circuit board.
5. The active digital terrestrial sound source device having the detection module according to claim 4, wherein the detection module includes a noise detection module or/and a failure detection module, and the noise detection module or/and the failure detection module is integrated on the integrated module.
6. The active digital surface acoustic source device with detection module of claim 4, wherein said integrated module is an integrated module of a wireless receiver, a controller and a power amplifier integrated on a circuit board.
7. The active digital surface acoustic source device with detection module as claimed in claim 1, wherein the device base is a flat box-shaped housing, one end of which is provided with a snap-fit end cap, the side wall of the device base is provided with a power module embedding portion, the power module is fixed on a card and located in the power module embedding portion, and the card is fixed with the side wall of the device base.
8. The active digital surface acoustic source device with the detection module according to claim 1, wherein the device base is a metal profile integrally bent and welded structure, or the device base is a polymer material or wood material structure; and a hanging machine component for integral fixed arrangement is arranged on the outer side of the device base body.
9. A detection method of an active digital surface acoustic source device, characterized in that the detection method comprises:
the surface sound source device is characterized in that a wireless receiver, a controller, a power amplifier, a driver, a sounding vibration diaphragm plate and a detection module are arranged in a device base body of the surface sound source device, the detection module comprises a noise detection module or/and a fault detection module, and the detection module is in communication connection with the controller; the detection module detects the noise and the fault of the surface sound source device in real time, feeds back a detection result to the driver, and performs automatic volume adjustment or/and fault alarm.
10. The method for detecting an active digital surface acoustic source device according to claim 9, characterized in that said detection method further comprises:
the wireless receiver, the controller and the power amplifier are integrated on a circuit board to form an integrated module, and the noise detection module or/and the fault detection module are also integrated on the integrated module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294815.0A CN111491239A (en) | 2020-04-15 | 2020-04-15 | Active digital surface sound source device with detection module and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294815.0A CN111491239A (en) | 2020-04-15 | 2020-04-15 | Active digital surface sound source device with detection module and detection method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111491239A true CN111491239A (en) | 2020-08-04 |
Family
ID=71810925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010294815.0A Pending CN111491239A (en) | 2020-04-15 | 2020-04-15 | Active digital surface sound source device with detection module and detection method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111491239A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117221803A (en) * | 2023-11-09 | 2023-12-12 | 广东保伦电子股份有限公司 | Power amplifier coordination method based on modularization |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004287352A (en) * | 2003-03-25 | 2004-10-14 | Bridgestone Corp | Active noise reducing device and active sound insulation wall using the same |
| CN102449688A (en) * | 2010-03-26 | 2012-05-09 | 松下电器产业株式会社 | Speaker device, audio control device, wall attached with speaker device |
| CN102595300A (en) * | 2012-02-13 | 2012-07-18 | 深圳市理邦精密仪器股份有限公司 | Apparatus for detecting faults of loudspeakers and loudspeaker system |
| CN106465017A (en) * | 2014-07-02 | 2017-02-22 | 歌乐株式会社 | Speaker device |
| CN211930867U (en) * | 2020-04-15 | 2020-11-13 | 天津黎明时代信息技术有限公司 | Active digital surface sound source device with detection module |
-
2020
- 2020-04-15 CN CN202010294815.0A patent/CN111491239A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004287352A (en) * | 2003-03-25 | 2004-10-14 | Bridgestone Corp | Active noise reducing device and active sound insulation wall using the same |
| CN102449688A (en) * | 2010-03-26 | 2012-05-09 | 松下电器产业株式会社 | Speaker device, audio control device, wall attached with speaker device |
| CN102595300A (en) * | 2012-02-13 | 2012-07-18 | 深圳市理邦精密仪器股份有限公司 | Apparatus for detecting faults of loudspeakers and loudspeaker system |
| CN106465017A (en) * | 2014-07-02 | 2017-02-22 | 歌乐株式会社 | Speaker device |
| CN211930867U (en) * | 2020-04-15 | 2020-11-13 | 天津黎明时代信息技术有限公司 | Active digital surface sound source device with detection module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117221803A (en) * | 2023-11-09 | 2023-12-12 | 广东保伦电子股份有限公司 | Power amplifier coordination method based on modularization |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3221202U (en) | Modularized wireless earphone | |
| CN206364974U (en) | A kind of circle iron earphone of TWS pairings | |
| CN113079441B (en) | Loudspeaker and terminal equipment | |
| CN211930867U (en) | Active digital surface sound source device with detection module | |
| CN111491239A (en) | Active digital surface sound source device with detection module and detection method thereof | |
| CN211930866U (en) | Active digital ultrathin surface sound source device | |
| CN211930865U (en) | Active digital surface sound source device for radio broadcast | |
| WO2023051005A1 (en) | Coil-iron loudspeaker assembly and earphone | |
| CN213126464U (en) | Sound production monomer and speaker box | |
| CN101827296A (en) | Piezoelectric ceramic loudspeaker | |
| CN111491241A (en) | Active digital ultrathin surface sound source device | |
| CN109348385A (en) | A kind of microphone and electronic equipment with echo sound-attenuating system | |
| CN213638082U (en) | Conference loudspeaker and conference loudspeaker system | |
| CN211909161U (en) | Receiver and electronic equipment | |
| CN212115655U (en) | Vibration device based on audio control | |
| CN1878429B (en) | Earphone apparatus integrated microphone | |
| CN209390369U (en) | A kind of microphone and electronic equipment with echo sound-attenuating system | |
| CN203352747U (en) | Improved portable loudspeaker box | |
| CN111491240A (en) | Active digital surface sound source device for radio broadcast | |
| CN201674661U (en) | Piezoelectric ceramic loudspeaker | |
| JP2022529364A (en) | Terminal equipment | |
| CN216143940U (en) | Screen sound production device and air conditioner | |
| CN214507364U (en) | Low-frequency sound box | |
| CN219163007U (en) | Voice remote control switch capable of improving pronunciation effect | |
| CN210405630U (en) | Thin type loudspeaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |