CN104661159B - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN104661159B CN104661159B CN201310579734.5A CN201310579734A CN104661159B CN 104661159 B CN104661159 B CN 104661159B CN 201310579734 A CN201310579734 A CN 201310579734A CN 104661159 B CN104661159 B CN 104661159B
- Authority
- CN
- China
- Prior art keywords
- circuit board
- sound wave
- loudspeaker
- electromagnet
- connector
- 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.)
- Expired - Fee Related
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
A kind of loudspeaker, it includes a circuit board, one pedestal being fixed on rear side of circuit board, one is slidingly disposed at the positioner between circuit board and pedestal, the one acoustic emission part on front side of circuit board, the connector being connected between pedestal and acoustic emission part, one sound wave generating device and a control module, acoustic emission part includes a sound wave reflector plate and some Magnetic force tracting pieces located at sound wave reflector plate surrounding, the leading flank of circuit board is provided with the first electromagnet of some face Magnetic force tracting pieces, positioner includes a locating rack, connector is movably connected in the movable part of pedestal including one, the trailing flank of circuit board is provided with second electromagnet that locating rack can be driven to slide, sound wave generating device includes one and sound wave reflector plate source of sound component spaced apart.
Description
Technical field
The present invention relates to a kind of loudspeaker.
Background technology
Loudspeaker is the energy transducer for electric signal to be changed into acoustical signal, and it is by permanent magnet, voice coil loudspeaker voice coil, vibrating diaphragm and frame
Composition.The permanent magnet is used to provide magnetic field, and when passing to electric current into voice coil loudspeaker voice coil, voice coil loudspeaker voice coil will be made in magnetic field by power
With because the strong and weak change of electric current produces the vibrations of different frequency, and then drive covers and sends different frequency in the vibrating diaphragm in frame
With the sound of power, when these motions reach the sound that certain frequency is formed being humanly perceptible.
The frame of traditional loudspeaker is inner concavity, and sound wave caused by loudspeaker is launched in a manner of diffusion,
When the distance between viewer and loudspeaker farther out when, the interference of noise in the decay and space due to intensity of acoustic wave so that
Viewer positioned at position farther out can not accurately experience the sound effect for the sound wave that loudspeaker is launched, therefore, generally with
Manual mode adjusts the frame of the loudspeaker, makes frame face viewer, but such a regulative mode is inconvenient for operation.
The content of the invention
In view of this, it is necessary to which a kind of easy to operate loudspeaker is provided.
A kind of loudspeaker, it includes a circuit board, a pedestal being fixed on rear side of the circuit board, one is slidingly disposed at this
The acoustic emission part on front side of the circuit board of positioner between circuit board and the pedestal, one, be connected to the pedestal with should
Connector, a sound wave generating device and a control module between acoustic emission part, the acoustic emission part reflect including a sound wave
Piece and some Magnetic force tracting pieces located at the sound wave reflector plate surrounding, the leading flank of the circuit board are provided with some face Magnetic force tractings
First electromagnet of piece, the positioner include a locating rack, and the connector is movably connected in the work of the pedestal including one
Dynamic portion, the trailing flank of the circuit board are provided with second electromagnet that the locating rack can be driven to slide, and the sound wave generating device includes
One controls the second electromagnet to be powered or power off, makes this with sound wave reflector plate source of sound component spaced apart, the control module
Locating rack departs from or the clamping movable part, and the control module controls the first electromagnet to be powered or power-off, drives the sound wave reflecting element
Magnetic force tracting piece make the sound wave reflector plate move.
Prior art is compared, loudspeaker provided by the invention controls the first solenoid actuated sound wave by the control module
The Magnetic force tracting piece of reflecting element, the sound wave reflector plate is moved, the loudspeaker is operated to facilitate.
Brief description of the drawings
Fig. 1 is the three-dimensional exploded view of the better embodiment of loudspeaker of the present invention.
Fig. 2 is the view at another visual angles of Fig. 1.
Fig. 3 is Fig. 1 three-dimensional assembly diagram.
Fig. 4 is along the sectional view of IV-IV lines in Fig. 3.
Fig. 5-Fig. 6 is the using process diagram of loudspeaker of the present invention.
Fig. 7 is the use state figure of loudspeaker of the present invention.
Main element symbol description
Loudspeaker 100
Viewer 300
Sound wave generating device 10
Fixed mount 12
Source of sound component 15
Mounting blocks 121
Grab 123
Clamping hole 125
Sound wave reflecting element 20
Sound wave reflector plate 22
Reflecting surface 221
Through hole 225
Magnetic force tracting piece 25
Extension 251
Tractive unit 253
Circuit board 30
Accepting hole 31
First electromagnet 33
Fixing hole 35
Second electromagnet 36
Connector 40
Movable part 41
Fixed Division 43
Connecting rod 45
Screw 46
Positioner 50
Locating rack 51
Elastic component 53
Locating ring 55
Framework 512
Connecting plate 513
Magnetic contact pin 515
Installation sheet 516
Location division 517
Through hole 518
Extension 5131
Guide sliding part 5132
Slide guide hole 5133
Holding division 552
Holding section 553
Pedestal 60
Substrate 61
Guide pillar 63
Fastening ring 65
Rotating hole 612
Fix post 632
Monitoring module 70
Control module 80
Screw 90
Following embodiment will combine above-mentioned accompanying drawing and further illustrate the present invention.
Embodiment
As shown in Figures 1 and 2, the better embodiment of loudspeaker 100 of the present invention is used for viewer 300（Such as Fig. 7 institutes
Show）Remote directional propagation sound.The loudspeaker 100 includes a sound wave generating device 10, a sound wave reflecting element 20, a circuit board
30th, a connection piece 40, a positioner 50, a pedestal 60, a monitoring module 70, a control module 80 and a screw 90.
The sound wave generating device 10 includes a fixed mount 12 and a source of sound component 15.The fixed mount 12 includes a mounting blocks
121 and three grabs 123 stretching out from the periphery of the mounting blocks 121.The trailing flank of the mounting blocks 121 opens up one and is used to receive
Hold the clamping hole 125 of the source of sound component 15.
The sound wave reflecting element 20 includes a sound wave reflector plate 22 and four extend back from the periphery of the sound wave reflector plate 22
Magnetic force tracting piece 25.The sound wave reflector plate 22 is in spherical crown shape, and inside is provided with acoustic resistance structure；In present embodiment, the sound wave
The inside of reflector plate 22 is vacuum.The sound wave reflector plate 22 includes a reflecting surface 221, and the area of the reflecting surface 221 is more than the sound
The external surface area of source component 15.The middle part of the sound wave reflector plate 22 opens up a through hole 225.Each Magnetic force tracting piece 25 includes one certainly
Extension 251 that the sound wave reflector plate 22 extends back and the tractive unit 253 to be extended internally from the end of the extension 251.
The circuit board 30 opens up an accepting hole 31, and the leading flank of the circuit board 30 is equably set in the surrounding of the accepting hole 31
Four the first electromagnet 33.The circuit board 30 opens up a fixing hole 35 between per two first adjacent electromagnet 33.The circuit
The trailing flank of plate 30 is provided with one second electromagnet 36 of annular around the accepting hole 31.
The connector 40 includes a spherical movable part 41, a Fixed Division 43 and one to be connected to the movable part 41 affixed with this
Connecting rod 45 between portion 43.The middle part of the Fixed Division 43 opens up a screw 46.
The positioner 50 includes 51, four locating rings 55 of elastic component 53 and one of a locating rack.The locating rack 51 includes one
The framework 512 of annular and four connecting plates 513 to be extended back from the edge of the front side of framework 512.The framework 512 includes a ring
The magnetic contact pin 515 of shape and the installation sheet 516 to be extended back from the surrounding of the magnetic contact pin 515.In present embodiment, the magnetic contact pin
515 are made up of magnetic material, such as iron.The rear end of the installation sheet 516 is provided with a location division 517 for being used to install the locating ring 55.
The middle part of the framework 512 opens up a through hole 518.Each connecting plate 513 is generally L-shaped, and it includes one and prolonged backward from the magnetic contact pin 515
The extension 5131 and one stretched is from the outside vertically extending guide sliding part 5132 in the end of the extension 5131.Each guide sliding part 5132
Open up a slide guide hole 5133.In present embodiment, each elastic component 53 is a spring.The locating ring 55 is by soft material, such as rubber
Glue etc. is made, and the locating ring 55 includes a holding division 552 and one for being located at the outer rim of locating ring 55 and is located at the inner edge of locating ring 55
Holding section 553.
The pedestal 60 includes a substrate 61 being square, four guide pillars 63 and a card that extend forward from the corner of the substrate 61
Gu ring 65.The front side of substrate 61 middle part opens up a rotating hole 612.The tip forward extension one of each guide pillar 63 fixes post 632.
The monitoring module 70 is located therein on the periphery of a sound wave reflector plate 22.The direction and reflecting surface of the monitoring module 70
221 direction is identical.In present embodiment, the monitoring module 70 is camera assembly, and it is used for regarding in its angular field of view
Hearer 300 is monitored.It is appreciated that the monitoring module 70, which can also be that infrared ray, magnetic induction etc. are other, perceives audiovisual
The device of 300 specific position of person.The monitoring module 70 can also be installed in other positions for being beneficial to monitoring.
For the control module 80 on the circuit board 30, the control module 80 is electrically connected at the monitoring module 70, first
The electromagnet 36 of electromagnet 33 and second.
Also referring to Fig. 3 and Fig. 4, during assembling, the holding division 552 of the locating ring 55 is fastened in determining for the locating rack 51
In position portion 517.The movable part 41 of the connector 40 is movably contained in the rotating hole 612 of the pedestal 60, and will be fixed
Ring 65 is fastened in the rotating hole 612, and the fastening ring 65 supports the movable part 41 to prevent the movable part 41 from departing from the rotating hole
612.The guide pillar 63 of the pedestal 60 is inserted into the slide guide hole 5133 of connecting plate 513 from the rear side of the locating rack 51, and makes the connection
Part 40 passes through the through hole 518 of the locating rack 51.Four elastic components 53 are sheathed on four guide pillars 63.By the guide pillar of the pedestal 60
The rear side of 63 fixing post 632 from the circuit board 30 is caught in the fixing hole 35 of the circuit board 30.Now, the elastic clip of elastic component 53
It is held in this to support between the locating rack 51 and the circuit board 30, and the elastic component 53 supports the guide sliding part 5132 of the locating rack 51 and made
The locating rack 51 is slided backward, and the movable part 41 of the connector 40 is fastened in the holding section 553 of the locating ring 55, prevents the company
The activity of fitting 40.The rear surface of the sound wave reflecting element 20 is close to the Fixed Division 43 of the connector 40, and makes the sound wave reflecting element
The screw 46 of 20 face of through hole 225 Fixed Division 43.Screw 90 passes through the through hole 225 of the sound wave reflecting element 20, is fixed on
In the screw 46 of the connector 40.The source of sound component 15 is installed in the clamping hole 125 of the fixed mount 12.By fixed mount 12
Grab 123 is fastened on the periphery of sound wave reflecting element 20, makes the reflecting surface of the face of the source of sound component 15 sound wave reflector plate 22
221。
Fig. 5 is referred to Fig. 7, in use, the control module 80 controls second electromagnet 36 to be powered, the locating rack 51
Magnetic contact pin 515 is adsorbed and is slided towards the circuit board 30, makes the disengaging of holding section 553 and the work of the connector 40 of the locating ring 55
Elastic deformation occurs for the clamping in dynamic portion 41, the elastic component 53.Now, the connector 40 is movable.The control module 80 receives prison
The acquired image information of module 70 is controlled, and human face analysis is carried out to the image information, to determine the face of viewer 300 whole
Position in individual image.Then, the control module 80 calculates the deflection of the position of face and image geometry center in image
Angle and yawing moment.The control module 80 controls the first electromagnet 33 to be powered or power off, and the first electromagnet 33 is adsorbed or is supported
Hold corresponding tractive unit 253 and slide sound wave reflector plate 22, to the face viewer of reflecting surface 221 of the sound wave reflector plate 22
300.The control module 80 controls second electromagnet 36 to power off, and second electromagnet 36 loses magnetic force.The elastic component 53 recovers
Deformation and support the locating rack 51 and reset and the holding section 553 of the locating ring 55 is fastened in the movable part 41 of the connector 40,
To position the sound wave reflector plate 22.
Claims (9)
1. a kind of loudspeaker, it includes a circuit board, a pedestal being fixed on rear side of the circuit board, one is slidingly disposed at the electricity
The acoustic emission part on front side of the circuit board of positioner between road plate and the pedestal, one, it is connected to the pedestal and the sound
Connector, a sound wave generating device, a monitoring module and a control module between ripple transmitting part, the acoustic emission part include one
Sound wave reflector plate and some Magnetic force tracting pieces located at the sound wave reflector plate surrounding, the leading flank of the circuit board are provided with some faces
First electromagnet of Magnetic force tracting piece, the positioner include a locating rack, and the connector is movably connected in this including one
The movable part of pedestal, the trailing flank of the circuit board are provided with second electromagnet that the locating rack can be driven to slide, and the sound wave occurs
Device includes one and sound wave reflector plate source of sound component spaced apart, and the monitoring module is fixedly arranged on sound wave reflector plate, and
Its direction is identical with the direction of reflecting surface, and the monitoring module is used to be monitored the viewer in certain angular field of view, the control
Molding block controls the second electromagnet to be powered or power-off, the locating rack is departed from or the clamping movable part, control module control the
One electromagnet is powered or power-off, drives the Magnetic force tracting piece of the sound wave reflecting element and moves the sound wave reflector plate.
2. loudspeaker as claimed in claim 1, it is characterised in that：The circuit board opens up an accepting hole, and the connector passes through should
Accepting hole is connected to the pedestal and the sound wave reflector plate, and these first electromagnet are located at the front side of the circuit board around the accepting hole
Face surrounding, second electromagnet is annular in shape, and the trailing flank of the circuit board is located at around the accepting hole.
3. loudspeaker as claimed in claim 1, it is characterised in that：The pedestal includes a substrate, extended forward admittedly from the substrate
Some guide pillars on rear side of the circuit board, the substrate open up a rotating hole, and the movable part of the connector is rotatably contained in this
In rotating hole.
4. loudspeaker as claimed in claim 3, it is characterised in that：The pedestal also includes a fixing being fastened in the rotating hole
Ring, to prevent the movable part of the connector from departing from the rotating hole.
5. loudspeaker as claimed in claim 3, it is characterised in that：The positioner includes some bullets for being sheathed on these guide pillars
Property part, these elastic components are located between the locating rack and the circuit board, force the locating rack support the movable part of the connector with
The connector is prevented to rotate.
6. loudspeaker as claimed in claim 5, it is characterised in that：The locating rack includes a frame that can be adsorbed by the second electromagnet
The connecting plate that body and some edges from front side of the framework extend back, each connecting plate are slidably sheathed on corresponding guide pillar
On, each elastic component is located between circuit board and corresponding connecting plate.
7. loudspeaker as claimed in claim 6, it is characterised in that：The framework includes the magnetic contact pin of a face second electromagnet
And the installation sheet to be extended back from the surrounding of the magnetic contact pin, the installation sheet open up a through hole, the connector is contained in the installation
In the through hole of piece.
8. loudspeaker as claimed in claim 7, it is characterised in that：The positioner also includes the activity of the clamping connector
The locating ring in portion, the rear end of the installation sheet are provided with a location division for being used to install the locating ring.
9. loudspeaker as claimed in claim 8, it is characterised in that：The locating ring is made up of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310579734.5A CN104661159B (en) | 2013-11-19 | 2013-11-19 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310579734.5A CN104661159B (en) | 2013-11-19 | 2013-11-19 | Loudspeaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104661159A CN104661159A (en) | 2015-05-27 |
| CN104661159B true CN104661159B (en) | 2017-12-15 |
Family
ID=53251760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310579734.5A Expired - Fee Related CN104661159B (en) | 2013-11-19 | 2013-11-19 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104661159B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105491490B (en) * | 2016-01-05 | 2018-12-25 | 北京小鸟听听科技有限公司 | Adaptive rotary loudspeaker and its implementation |
| CN106792293B (en) * | 2017-01-18 | 2017-12-08 | 绍兴悦植贸易有限公司 | A kind of tunnel loudspeaker apparatus |
| KR102367386B1 (en) * | 2017-10-30 | 2022-02-25 | 삼성전자주식회사 | Speaker and operation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6343135B1 (en) * | 1998-06-11 | 2002-01-29 | Elmark Technologies Incorporation | Retractable speaker assembly for a partition |
| CN101588522A (en) * | 2008-05-21 | 2009-11-25 | 纬创资通股份有限公司 | Portable electronic device with magnet padlock type speaker |
| CN101588524A (en) * | 2009-07-08 | 2009-11-25 | 电子科技大学 | Directionally adjustable miniature audio frequency directional loudspeaker |
| CN102342131A (en) * | 2009-03-03 | 2012-02-01 | 松下电器产业株式会社 | Speaker with camera, signal processing device, and AV system |
| CN102487473A (en) * | 2010-12-01 | 2012-06-06 | 三星电子株式会社 | Integrated speaker and home theater sound system having same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101098565A (en) * | 2006-06-28 | 2008-01-02 | 陈周万 | Embedded rotatable sound box |
-
2013
- 2013-11-19 CN CN201310579734.5A patent/CN104661159B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6343135B1 (en) * | 1998-06-11 | 2002-01-29 | Elmark Technologies Incorporation | Retractable speaker assembly for a partition |
| CN101588522A (en) * | 2008-05-21 | 2009-11-25 | 纬创资通股份有限公司 | Portable electronic device with magnet padlock type speaker |
| CN102342131A (en) * | 2009-03-03 | 2012-02-01 | 松下电器产业株式会社 | Speaker with camera, signal processing device, and AV system |
| CN101588524A (en) * | 2009-07-08 | 2009-11-25 | 电子科技大学 | Directionally adjustable miniature audio frequency directional loudspeaker |
| CN102487473A (en) * | 2010-12-01 | 2012-06-06 | 三星电子株式会社 | Integrated speaker and home theater sound system having same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104661159A (en) | 2015-05-27 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171110 Address after: 528437 Guangdong province Zhongshan Torch Development Zone, Cheung Hing Road 6 No. 222 north wing trade building room Applicant after: Zhongshan yunchuang Intellectual Property Service Co.,Ltd. Address before: 518109 Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant before: SCIENBIZIP CONSULTING (SHEN ZHEN) Co.,Ltd. Effective date of registration: 20171110 Address after: 518109 Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant after: SCIENBIZIP CONSULTING (SHEN ZHEN) Co.,Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. Applicant before: HON HAI PRECISION INDUSTRY Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 Termination date: 20181119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |