CN206908845U - A kind of mobile phone Microspeaker - Google Patents
A kind of mobile phone Microspeaker Download PDFInfo
- Publication number
- CN206908845U CN206908845U CN201720821424.3U CN201720821424U CN206908845U CN 206908845 U CN206908845 U CN 206908845U CN 201720821424 U CN201720821424 U CN 201720821424U CN 206908845 U CN206908845 U CN 206908845U
- Authority
- CN
- China
- Prior art keywords
- chase
- ring
- mobile phone
- voice coil
- magnetic core
- 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.)
- Active
Links
Landscapes
- Telephone Set Structure (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a kind of mobile phone Microspeaker,Including chase,The chase bottom is provided with circular groove,The circular groove intracavity bottom fixed bonding has center magnetic core,Iron plate is provided with the top of the center magnetic core,Secondary magnetic core is provided with above the iron plate,Sound ring frame is provided with the top of the secondary magnetic core,And the sound ring frame is fixedly connected with the chase,Voice coil loudspeaker voice coil is provided with the inside of the sound ring frame,Sound film is fixedly connected with the top of the voice coil loudspeaker voice coil,The sound film center is provided with top dome and ring,And the ring is arranged on the top dome edge,Dust cap is provided with above the top dome,Some pores are evenly distributed with the dust cap,And the dust cap is buckled at the top of the chase,Packing ring against pressure is additionally provided between the dust cap and the chase top,This kind of mobile phone Microspeaker,It is simple in construction,Size is gently small,High sensitivity,Sounding distortion level is low,Voice quality is good,So this kind of mobile phone is with a wide range of applications with Microspeaker.
Description
Technical field
Electro-acoustic product technical field is the utility model is related to, specially a kind of mobile phone Microspeaker.
Background technology
With the continuous development of electronic technology, portable electric appts are also constantly to frivolous compact development, while people
Be more and more higher to the performance requirements of portable electric appts, equally to the important acoustic element as portable electric appts
The performance requirement of Microspeaker also more and more higher, Microspeaker are the important sound of the portable digital product such as mobile phone, MP3
Department of the Chinese Academy of Sciences's part, for sound wave electric signal to be converted into voice signal outflow, Microspeaker generally includes vibrational system and magnetic circuit system
System, vibrational system include the vibrating diaphragm and voice coil loudspeaker voice coil being combined together, but, Microspeaker is the member that volume is larger in smart mobile phone
Device, increasingly carry out powerful and lightening development with the function of smart mobile phone, internal arrangement space is more and more nervous, to micro-
The size and performance of type loudspeaker propose higher requirement.
And existing mobile phone Microspeaker, complicated, size-constrained, the magnetic field of magnetic core is affected, and causes to produce
The asymmetry of the stress-electric coupling system distribution of product, causes the total harmonic distortion of product higher, is constantly contracted in micro-speaker
In the case of small, effective vibration radiation area is also constantly reducing, and causes sensitivity decrease, the vibrating diaphragm of some Microspeakers
The intensity of top dome is poor, under high frequency situation, tends to produce diaphagras so as to influence voice quality, much can not so
Meet requirement of the current people to the product.
So how to design a kind of mobile phone Microspeaker, turning into us will currently solve the problems, such as.
Utility model content
The purpose of this utility model is to provide a kind of mobile phone Microspeaker, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of mobile phone Microspeaker, including iron
Frame, the chase bottom are provided with circular groove, and the circular groove intracavity bottom fixed bonding has center magnetic core, the center magnetic
Iron plate is provided with the top of core, is provided with secondary magnetic core above the iron plate, the secondary magnetic core top is provided with sound ring frame, and the sound ring frame and
The chase is fixedly connected, and voice coil loudspeaker voice coil is provided with the inside of the sound ring frame, and sound film, the sound film center are fixedly connected with the top of the voice coil loudspeaker voice coil
Provided with top dome and ring, and the ring is arranged on the top dome edge, and dust cap, the dust cap are provided with above the top dome
On be evenly distributed with some pores, and the dust cap is buckled at the top of the chase, the dust cap and the chase top
Between be additionally provided with packing ring against pressure, the chase bottom is provided with terminal, and the terminal side is provided with terminal pin, and the lead is inserted
Head is connected with the terminal wires.
Further, the chase is square shape, and is stainless steel.
Further, the iron plate center weldment has magnetic conductive tube, and the secondary magnetic core is sleeved on the magnetic conduction pipe outer wall.
Further, the ring includes interior ring and the outer ring being connected with each other, and the interior ring with it is described rolled over
The protrusion direction of ring is opposite.
Further, the voice coil loudspeaker voice coil bottom is between the circular groove inwall and the center magnetic core.
Further, the edge of the sound film is fixedly installed between the chase top and the packing ring against pressure, and institute
It is quality of rubber materials to state packing ring against pressure.
Further, the top dome lumen loading has reinforcing piece, and the reinforcing piece is mica sheet.
Compared with prior art, the beneficial effects of the utility model are：This kind of mobile phone Microspeaker, by device
Many-sided improvement of body, simple in construction, size is gently small, by setting the magnetic conductive tube so that the Distribution of Magnetic Field of center magnetic core
Symmetrically, distortion level is reduced, by setting the interior ring being connected with each other and the outer ring so that effective vibration of sound film
Swept area increases, and improves sensitivity, by the intensity in top dome lumen loading mica sheet, adding top dome so that in height
Also the quality of sounding can be kept under frequency situation, so this kind of mobile phone Microspeaker has wide application market.
Brief description of the drawings
Fig. 1 is vertical section structural representation of the present utility model；
Fig. 2 is overlooking the structure diagram of the present utility model；
Fig. 3 is ring structural representation of the present utility model；
In figure：1- chases；2- circular grooves；3- center magnetic cores；4- iron plates；5- pair magnetic cores；6- sound ring frames；7- voice coil loudspeaker voice coils；8-
Sound film；9- top domes；10- rings；11- dust caps；12- pores；13- packing rings against pressure；14- terminals；15- terminal pins；16- magnetic conductions
Pipe；Ring in 17-；The outer rings of 18-；19- strengthens piece.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-Fig. 3 is referred to, the utility model provides a kind of technical scheme：A kind of mobile phone Microspeaker, including iron
Frame 1, the bottom of chase 1 are provided with circular groove 2, and the intracavity bottom fixed bonding of circular groove 2 has center magnetic core 3, described
The top of center magnetic core 3 is provided with iron plate 4, and the iron plate 4 is provided with secondary magnetic core 5 above, and the secondary top of magnetic core 5 is provided with sound ring frame 6, and
The sound ring frame 6 is fixedly connected with the chase 1, and the inner side of sound ring frame 6 is provided with voice coil loudspeaker voice coil 7, and the top of voice coil loudspeaker voice coil 7 is fixedly connected
Sound film 8, the center of sound film 8 is provided with top dome 9 and ring 10, and the ring 10 is arranged on the edge of top dome 9, the top dome
9 tops are provided with dust cap 11, are evenly distributed with some pores 12 on the dust cap 11, and described in the dust cap 11 is buckled in
At the top of chase 1, packing ring 13 against pressure is additionally provided between dust cap 11 and the chase 1 top, the bottom of chase 1 is provided with end
Son 14, the side of terminal 14 is provided with terminal pin 15, and the terminal pin 15 is connected with the electric wire of terminal 14.Above institute
State and form the utility model basic structure.
More specifically, the chase 1 is square shape, and is stainless steel, by such design, the iron
Framework product is light small, is easily installed interior of mobile phone, also has magnetic conduction with anti-extrusion, wear-resisting characteristic, the center weldment of iron plate 4
Pipe 16, and the secondary magnetic core 5 is sleeved on the outer wall of magnetic conductive tube 16, by setting the magnetic conductive tube 16, enable to it is described in
The Distribution of Magnetic Field of heart magnetic core 3 symmetrically, reduce distortion level, the ring 10 include be connected with each other interior ring 17 with it is rolled over
Ring 18, and the protrusion direction of the interior ring 17 and the outer ring 18 is on the contrary, by setting the interior ring being connected with each other
17 with the outer ring 18 so that the sound film 8 effective vibration radiation area increase, improve sensitivity, the bottom of voice coil loudspeaker voice coil 7
End is between the inwall of circular groove 2 and the center magnetic core 3 so that the voice coil loudspeaker voice coil 7 can be stablized recessed in the circle
In groove 2, the quality and stability of sounding are ensure that, the edge of the sound film 8 is fixedly installed on the top of chase 1 to be prevented with described
Between pressure pad circle 13, and the packing ring against pressure 13 is quality of rubber materials, by setting the packing ring 13, prevents that the dust cap 11 is broken
The bad sound film 8, by the dust cap 11, can protect the top dome 9, also can be dust-proof, and the lumen loading of top dome 9 has
Strengthen piece 19, and the reinforcing 19 is mica sheet, by the filling mica sheet in the top dome 9, adds the top dome 9
Intensity so that the quality of sounding can be also kept under high frequency situation.
Operation principle：This kind of mobile phone Microspeaker, is powered by terminal pin 15 first, and voice coil loudspeaker voice coil 7 is given by terminal 14
Electric signal is transmitted, by center magnetic core 3 and the magnetic fields of secondary magnetic core 5, electric signal is converted the vibrations of voice coil loudspeaker voice coil 7, then driven
Sound film 8 shakes, and can more delicately conduct sounding by top dome 9 and ring 10, when voice coil loudspeaker voice coil 7 shakes, pass through consolidating for sound ring frame 6
It is fixed so that sounding is stable, strengthens piece 19 by being filled in top dome 9, adds the intensity of top dome 9 so that the quality of sounding is more
It is good, on the top of chase 1 by buckle dust cap 11, prevent that entering dust influences voice quality, additionally it is possible to protect sound film 8, pass through
Pore 12 on dust cap 11 carries out sound dispersion.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of mobile phone Microspeaker, including chase (1), it is characterised in that：Chase (1) bottom is provided with circular groove
(2), circular groove (2) the intracavity bottom fixed bonding has center magnetic core (3), and iron plate is provided with the top of the center magnetic core (3)
(4), the iron plate (4) is provided with secondary magnetic core (5) above, and sound ring frame (6), and the sound ring frame are provided with the top of the secondary magnetic core (5)
(6) it is fixedly connected with the chase (1), voice coil loudspeaker voice coil (7) is provided with the inside of the sound ring frame (6), is fixedly connected at the top of the voice coil loudspeaker voice coil (7)
Sound film (8), sound film (8) center is provided with top dome (9) and ring (10), and the ring (10) is arranged on the top dome (9)
Edge, top dome (9) top are provided with dust cap (11), some pores (12) are evenly distributed with the dust cap (11), and
The dust cap (11) is buckled at the top of the chase (1), is additionally provided between the dust cap (11) and the chase (1) top
Packing ring (13) against pressure, chase (1) bottom are provided with terminal (14), and terminal (14) side is provided with terminal pin (15), and
The terminal pin (15) is connected with the terminal (14) electric wire.
A kind of 2. mobile phone Microspeaker according to claim 1, it is characterised in that：The chase (1) is square
Shape, and be stainless steel.
A kind of 3. mobile phone Microspeaker according to claim 1, it is characterised in that：Iron plate (4) center weldment
There is magnetic conductive tube (16), and the secondary magnetic core (5) is sleeved on the magnetic conductive tube (16) outer wall.
A kind of 4. mobile phone Microspeaker according to claim 1, it is characterised in that：The ring (10) includes mutual
The interior ring (17) of connection and outer ring (18), and the interior ring (17) is opposite with the protrusion direction of the outer ring (18).
A kind of 5. mobile phone Microspeaker according to claim 1, it is characterised in that：Voice coil loudspeaker voice coil (7) bottom is located at
Between circular groove (2) inwall and the center magnetic core (3).
A kind of 6. mobile phone Microspeaker according to claim 1, it is characterised in that：The edge of the sound film (8) is consolidated
Surely it is arranged between the chase (1) top and the packing ring against pressure (13), and the packing ring against pressure (13) is quality of rubber materials.
A kind of 7. mobile phone Microspeaker according to claim 1, it is characterised in that：Top dome (9) lumen loading
There is reinforcing piece (19), and the reinforcing piece (19) is mica sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821424.3U CN206908845U (en) | 2017-07-08 | 2017-07-08 | A kind of mobile phone Microspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821424.3U CN206908845U (en) | 2017-07-08 | 2017-07-08 | A kind of mobile phone Microspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206908845U true CN206908845U (en) | 2018-01-19 |
Family
ID=61292242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720821424.3U Active CN206908845U (en) | 2017-07-08 | 2017-07-08 | A kind of mobile phone Microspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206908845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108900934A (en) * | 2018-07-03 | 2018-11-27 | 彭从文 | Spraying speaker |
-
2017
- 2017-07-08 CN CN201720821424.3U patent/CN206908845U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108900934A (en) * | 2018-07-03 | 2018-11-27 | 彭从文 | Spraying speaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9936302B2 (en) | Miniature sounder | |
| CN208638573U (en) | A kind of vibrating diaphragm and the loudspeaker with the vibrating diaphragm | |
| US20220369040A1 (en) | Multi-input-driving small loudspeaker and mid-treble loudspeaker | |
| CN111163405A (en) | Ultrathin loudspeaker, loudspeaker box and electronic product | |
| CN105848065B (en) | Loudspeaker | |
| CN206908845U (en) | A kind of mobile phone Microspeaker | |
| CN206237602U (en) | A kind of Microspeaker | |
| CN206302566U (en) | A kind of Microspeaker | |
| CN204929247U (en) | Moving -coil loudspeaker | |
| CN202395976U (en) | Acoustical generator | |
| CN205793266U (en) | Speaker | |
| CN202514066U (en) | Multifunctional mini-size loudspeaker | |
| CN201571197U (en) | Thin electrodynamic loudspeaker | |
| CN211378243U (en) | Ultrathin loudspeaker, loudspeaker box and electronic product | |
| US11877136B2 (en) | Multi-input-driving loudspeaker | |
| CN204539455U (en) | The diaphragm of loudspeaker | |
| CN104581577B (en) | A kind of receiver of easy structure | |
| CN204442678U (en) | A kind of receiver of easy structure | |
| CN203968339U (en) | Passive radiator audio amplifier | |
| CN207603869U (en) | A kind of receiver | |
| CN202652514U (en) | Moving-coil type loudspeaker | |
| CN205793282U (en) | Speaker | |
| CN210075566U (en) | Loudspeaker | |
| CN215187239U (en) | Multi-horn sound box with dustproof structure | |
| CN217770355U (en) | Miniature high pitch loudspeaker without vibrating diaphragm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |