CN205961434U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN205961434U CN205961434U CN201620756388.2U CN201620756388U CN205961434U CN 205961434 U CN205961434 U CN 205961434U CN 201620756388 U CN201620756388 U CN 201620756388U CN 205961434 U CN205961434 U CN 205961434U
- Authority
- CN
- China
- Prior art keywords
- voice coil
- vibrating diaphragm
- speaker
- frame
- vibration section
- 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
Links
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a loudspeaker, including the basin frame, accept the magnetic circuit in basin frame and fix the vibration system on the basin frame, vibration system include the vibrating diaphragm and with the voice coil loudspeaker voice coil that the vibrating diaphragm is connected, the vibrating diaphragm include with edge part that basin frame is connected, with vibration portion and connection that the voice coil loudspeaker voice coil is connected are in the edge part with book ring portion between the vibration portion, loudspeaker is still including installing speedtransmitter in the vibration portion.
Description
【Technical field】
This utility model is related to a kind of acoustic-electric energy-conversion technique field, more particularly, to a kind of speaker.
【Background technology】
Speaker, as electro-acoustic transducer device, is widely used in the fields such as mobile phone, TV, computer, automobile.At present
Common speaker mainly has coil-moving speaker, electromagnetic loudspeaker, condenser loudspeaker, piezo-electric loudspeaker etc..Moving-coil
Formula speaker is relatively easy because of its making, and the features such as low frequency tonequality is preferable, range of application is wider.
However, during speaker operation, vibrating diaphragm produces vibration under the driving of voice coil loudspeaker voice coil, the amplitude of vibrating diaphragm is possible to exceed it and sets
Fixed peak swing scope.When the amplitude of vibrating diaphragm exceedes the secure threshold of setting, vibrating diaphragm be possible to inside loudspeakers its
He collides parts sounding, thus leading to tonequality that larger distortion occurs.
Therefore, it is necessary to provide a kind of new speaker to solve the above problems.
【Utility model content】
The purpose of this utility model is to provide a kind of new, speaker of amplitude that is can adjusting vibrating diaphragm.
The technical solution of the utility model is as follows:A kind of speaker, the magnetic circuit system including frame, being contained in frame and
It is fixed on the vibrational system in frame, described vibrational system includes vibrating diaphragm and the voice coil loudspeaker voice coil being connected with described vibrating diaphragm, described vibrating diaphragm bag
Include the vibration section that the edge part being connected with described frame is connected with described voice coil loudspeaker voice coil and be connected to described edge part and described vibration
Ring portion between portion, described speaker also includes microprocessor and the velocity sensor being arranged on described vibration section,
Above-mentioned speaker, described speaker also includes the microprocessor electrically connecting respectively with described velocity sensor, voice coil loudspeaker voice coil
Device.
Above-mentioned speaker, described vibrating diaphragm also includes being arranged on the top dome away from described voice coil loudspeaker voice coil side on described vibration section
Portion, described velocity sensor is arranged in described top dome portion.
Above-mentioned speaker, described top dome portion is covered on described vibration section.
Above-mentioned speaker, described top dome portion and described vibration section are integrally formed.
Above-mentioned speaker, described speaker also includes lid, and described upper lid lid is located in described frame so that will be described
The edge part of vibrating diaphragm is pressed abd fixed in described frame.
Above-mentioned speaker, described upper lid offers accepting groove, and described microprocessor is contained in described accepting groove.
The beneficial effects of the utility model are:Speaker of the present utility model passes through the velocity pick-up installed on vibrating diaphragm
Microprocessor in device and speaker, the instantaneous amplitude of measurement vibrating diaphragm, the amplitude according to measurement suitably adjusts in input voice coil loudspeaker voice coil
The signal of telecommunication, so that the amplitude preservation of vibrating diaphragm is in the range of secure threshold.
【Brief description】
A kind of explosive view of speaker that Fig. 1 provides for this utility model;
Fig. 2 is the sectional view of the speaker shown in Fig. 1.
【Specific embodiment】
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
With reference to Fig. 1 and Fig. 2, a kind of speaker 1 of being provided according to preferred embodiment of the present utility model, including frame 10,
Lid is located in frame 10 with the upper lid 20 forming receiving space, the magnetic circuit system 11 being contained in this receiving space and this frame 10
The vibrational system 12 being fixedly connected and the microprocessor 13 electrically connecting with this vibrational system 12.When this speaker 1 be used for mobile phone,
During the products such as panel computer, microprocessor 13 may alternatively be integrated within the system processor of product, need not arrange solely on speaker 1
Vertical microprocessor 13, thus save space, reduction processing cost.In other examples, this speaker can not also wrap
Include microprocessor 13, vibrational system is directly electrically connected with external circuit, such as the process circuit of mobile terminal.
In the present embodiment, magnetic circuit system 11 includes the magnetic bowl 14 being contained in frame 10, the magnetic being arranged on magnetic bowl 14
Steel 15 and be covered on the pole piece 16 on magnet steel 15.Magnetic bowl 14 is made using permeability magnetic material, including plate substrate 141 with along base
The side wall 142 that bottom 141 edge extends towards the bending of upper lid 20.Magnet steel 15 is in substantially cuboid, is sticked in the upper table of substrate 141
Face, and and side wall 142 between interval setting to form magnetic gap 110.Pole piece 16 is made up of permeability magnetic material, its shape and magnet steel 15
Shape be adapted.
Vibrational system 11 includes voice coil loudspeaker voice coil 18 that vibrating diaphragm 17 is fixedly connected with vibrating diaphragm 17 and is arranged on the speed on vibrating diaphragm 17
Sensor 21.Velocity sensor 21 is used for detecting the instantaneous amplitude of vibrating diaphragm.Voice coil loudspeaker voice coil 18, velocity sensor 21 respectively with microprocessor
13 electrical connections.
In the present embodiment, the edge part 171 that vibrating diaphragm 17 includes being fixedly connected with frame 10 is fixedly connected with voice coil loudspeaker voice coil 18
Vibration section 172 and be connected to the ring portion 173 between edge part 171 and vibration section 172.The cross section in ring portion 173 is in court
Cover the raised circular arc in 20 sides upwards.Vibration section 172 is in substantially tabular, including towards the upper upper surface covering 20 and and upper table
The lower surface that face is oppositely arranged.One end of voice coil loudspeaker voice coil 18 is fixed on the lower surface of vibration section 172, and the other end inserts magnetic circuit system 11
Magnetic gap 110 in so that voice coil loudspeaker voice coil 18 when being passed through the signal of telecommunication with magnetic circuit system 11 interact produce electromagnetic force to drive
Dynamic vibrating diaphragm 17 vibrates.Velocity sensor 21 is sticked on the upper surface of vibration section 172 by the mode such as gluing.
In another embodiment, vibrating diaphragm 17 also includes top dome portion 19.Top dome portion 19 is attached at vibration by modes such as viscose glues
The upper surface in portion 172, that is, on the side away from voice coil loudspeaker voice coil 18 in vibration section 172, thus increasing the quality of vibrating diaphragm 17, increases vibrating diaphragm
Amplitude.In other embodiments, top dome portion 19 can be integrally formed with vibration section 172.Or, top dome portion 19 is used as vibrating diaphragm 17
Vibration section.
Velocity sensor 21 is fixed in top dome portion 19 by the mode such as gluing.Preferably, velocity sensor 21 is arranged on
The center position in top dome portion 19.Velocity sensor 21 vibrates together with vibrating diaphragm 17, and monitoring diaphragm oscillations are at a time
Instantaneous velocity, thus calculate the instantaneous amplitude of vibrating diaphragm.
When this speaker is provided with independent microprocessor 13 or is integrated with microprocessor 13 on mobile terminals, by speed
The speed data that sensor 21 records is sent on microprocessor 13.Microprocessor 13 calculates according to the speed data of measurement and shakes
The real-time amplitude of film, and feedback amplitude situation over time.Meanwhile, it is preset with the safety of vibrating diaphragm amplitude in microprocessor 13
Threshold value, that is, when the amplitude of vibrating diaphragm is not more than this secure threshold, vibrating diaphragm will not be collided with parts such as frame, magnet steel, thus
Avoid the sound that this speaker sends that distortion occurs.When amplitude as monitored exceedes secure threshold, microprocessor 13 will be to sound
In circle 18, the signal of input is adjusted, and reduces the voltage signal of input voice coil loudspeaker voice coil 18, thus reducing the amplitude of vibrating diaphragm.Using this kind of
Structure, can measure the instantaneous amplitude of vibrating diaphragm in real time, and the amplitude according to measurement suitably adjusts the signal of telecommunication in input voice coil loudspeaker voice coil, thus
The amplitude preservation making vibrating diaphragm is in the range of secure threshold.
Upper lid 20 includes roof 201 and the side wall 202 extending along roof 201 edge towards frame 10 bending.In roof 201
Offer opening 203 at the position corresponding with top dome portion 19, provide oscillation space for vibrating diaphragm 17 and make the gas producing during vibration
Stream flows out.Accepting groove 204 is further opened with roof 201.Accepting groove 204 goes material to be formed by the top surface of roof 201, and and opening
203 connections.
During assembling, magnetic circuit system 11 is contained in frame 10, and one end of voice coil loudspeaker voice coil 18 is plugged on the magnetic gap of magnetic circuit system 11
In, the other end is fixed on the lower surface of vibrating diaphragm 17, and top dome portion 19 is sticked on the upper surface of vibrating diaphragm 17.Velocity sensor 21 is pacified
It is contained in top dome portion 19.The edge part 171 of vibrating diaphragm 17 is pressed abd fixed in frame 10 side wall 202 of upper lid 20, microprocessor
13 are contained in accepting groove 204, and velocity sensor 21, voice coil loudspeaker voice coil 18 are electrically connected with microprocessor 13 by lead respectively.
Above-described is only embodiment of the present utility model, it should be noted here that the ordinary skill for this area
For personnel, on the premise of creating design without departing from this utility model, improvement can also be made, but these belong to this practicality
New protection domain.
Claims (7)
1. a kind of speaker, the magnetic circuit system including frame, being contained in frame and the vibrational system being fixed in frame, described
Vibrational system includes vibrating diaphragm and the voice coil loudspeaker voice coil being connected with described vibrating diaphragm, described vibrating diaphragm include the edge part being connected with described frame and
Vibration section that described voice coil loudspeaker voice coil connects and be connected to ring portion between described edge part and described vibration section it is characterised in that
Described speaker also includes the velocity sensor being arranged on described vibration section.
2. speaker according to claim 1 it is characterised in that described speaker also include respectively with described velocity pick-up
Device, the microprocessor of voice coil loudspeaker voice coil electrical connection.
3. speaker according to claim 2 is it is characterised in that described vibrating diaphragm also includes being arranged on described vibration section far
From the top dome portion of described voice coil loudspeaker voice coil side, described velocity sensor is arranged in described top dome portion.
4. speaker according to claim 3 is it is characterised in that described top dome portion is covered on described vibration section.
5. speaker according to claim 3 is it is characterised in that described top dome portion and described vibration section are integrally formed.
6. it is characterised in that described speaker also includes lid, described upper lid lid sets speaker according to claim 2
To be pressed abd fixed on the edge part of described vibrating diaphragm in described frame in described frame.
7. speaker according to claim 6 is it is characterised in that described upper lid offers accepting groove, described microprocessor
It is contained in described accepting groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620756388.2U CN205961434U (en) | 2016-07-18 | 2016-07-18 | Loudspeaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620756388.2U CN205961434U (en) | 2016-07-18 | 2016-07-18 | Loudspeaker |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205961434U true CN205961434U (en) | 2017-02-15 |
Family
ID=57970629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620756388.2U Expired - Fee Related CN205961434U (en) | 2016-07-18 | 2016-07-18 | Loudspeaker |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205961434U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107295448A (en) * | 2017-07-27 | 2017-10-24 | 维沃移动通信有限公司 | A kind of loudspeaker and mobile terminal |
CN110557704A (en) * | 2018-06-04 | 2019-12-10 | Oppo广东移动通信有限公司 | Telephone receiver, telephone receiver assembly and electronic equipment |
-
2016
- 2016-07-18 CN CN201620756388.2U patent/CN205961434U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107295448A (en) * | 2017-07-27 | 2017-10-24 | 维沃移动通信有限公司 | A kind of loudspeaker and mobile terminal |
CN110557704A (en) * | 2018-06-04 | 2019-12-10 | Oppo广东移动通信有限公司 | Telephone receiver, telephone receiver assembly and electronic equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103118320B (en) | A kind of ultrathin loudspeaker module | |
US20180302724A1 (en) | Miniature speaker | |
CN205510382U (en) | Multi -function device with vibration function and sound producing function | |
CN206865742U (en) | A kind of ultrathin loudspeaker | |
CN106162459A (en) | Loudspeaker enclosure and there is the electronic equipment of this loudspeaker enclosure | |
US20150016639A1 (en) | Miniature Speaker | |
CN205961434U (en) | Loudspeaker | |
CN107371106A (en) | Loudspeaker enclosure | |
CN204046801U (en) | A kind of low frequency vibrator | |
CN205847575U (en) | Speaker | |
CN207184805U (en) | Loudspeaker monomer and electronic equipment | |
CN208112935U (en) | A kind of loudspeaker mould group | |
CN207283798U (en) | Loudspeaker monomer and electronic equipment | |
CN205961432U (en) | Loudspeaker | |
CN201995123U (en) | Miniature moving coil type electroacoustic transducer and electronic device applying same | |
CN106851506A (en) | Loudspeaker module | |
CN201608887U (en) | Multifunctional miniature loudspeaker | |
CN205847574U (en) | Speaker | |
CN206350046U (en) | The receiver and mobile phone of electronic product | |
CN208369846U (en) | Centring disk, vibration component and loudspeaker | |
CN209201325U (en) | Loudspeaker | |
CN103747399A (en) | Multifunctional electroacoustic device | |
CN206237601U (en) | A kind of loudspeaker based on passive type Yu paraphase Manifold technology | |
CN207184797U (en) | Loudspeaker monomer and electronic equipment | |
CN206611570U (en) | Horn single body and the earphone for being provided with the horn single body |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20210718 |
|
CF01 | Termination of patent right due to non-payment of annual fee |