CN209314082U - A kind of loudspeaker - Google Patents
A kind of loudspeaker Download PDFInfo
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- CN209314082U CN209314082U CN201920120859.4U CN201920120859U CN209314082U CN 209314082 U CN209314082 U CN 209314082U CN 201920120859 U CN201920120859 U CN 201920120859U CN 209314082 U CN209314082 U CN 209314082U
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Abstract
The utility model provides a kind of loudspeaker, including frame, magnetic circuit component, vibrating diaphragm component and voice coil；The upper surface of the basin is equipped with first through hole；The vibrating diaphragm component covers the first through hole, and is arranged on the upper surface of the frame；The bottom of the vibrating diaphragm component is arranged in the voice coil, and is located in the first through hole；The magnetic circuit component includes yoke；The yoke covers the first through hole, and the bottom of the frame is arranged in；The side wall of the frame bottom is equipped with air hole, the yoke upper surface is equipped with the first groove, first groove upper end is connected to the first through hole, side of first groove far from first through hole middle position is connected to described air hole one end, and the air hole other end is connected to the lateral wall of frame.The utility model can reduce the gas-flow resistance by magnetic gap, so as to while improving loudspeaker sensitivity, avoid the wild effect in vibration processes, and then promote the acoustical behavior of Microspeaker.
Description
Technical field
The utility model relates to a kind of speaker technology field more particularly to a kind of loudspeakers.
Background technique
Microspeaker as one kind can convert electrical energy into sound can device, be widely used in smart phone,
In the microelectronic devices such as field camera, camera and laptop, the rapid development of microelectronic device, to being set to
The size of internal Microspeaker requires also increasingly to improve, and Microspeaker must be in company with the miniaturization, light of microelectronic device
The main trend of thinning；
Existing Microspeaker includes: magnetic circuit system, vibrational system and the fixed magnetic circuit system of receiving and vibration
The frame of system, front cover.The magnetic circuit system includes: yoke, the magnet steel being arranged on yoke and is set on the magnet steel
Center washer, in order to meet performance requirement, while making the miniaturization, lightening of Microspeaker, traditional approach is will be miniature
Trim designs more compactization of each components of loudspeaker, to reach the miniaturization, lightening of Microspeaker；But it is existing
Microspeaker can have that magnetic gap is too small in vibration processes, i.e., voice coil and the spacing of washer or magnet is too small, can make to lead to
The gas-flow resistance for crossing magnetic gap becomes larger, so that loudspeaker be made to cause wild effect in vibration processes, and then influences loudspeaker
Acoustical behavior.
Utility model content
The technical problem to be solved by the utility model is to the utility model provides a kind of loudspeaker, it can be improved and raise
The acoustical behavior of sound device.
In order to solve the above-mentioned technical problem, the utility model provides a kind of loudspeaker, including frame, magnetic circuit component, vibration
Membrane module and voice coil；The upper surface of the basin is equipped with first through hole；The vibrating diaphragm component covers the first through hole, and is arranged
On the upper surface of the frame；The bottom of the vibrating diaphragm component is arranged in the voice coil, and is located in the first through hole；It is described
Magnetic circuit component includes yoke；The yoke covers the first through hole, and the bottom of the frame is arranged in；The frame bottom
Side wall be equipped with air hole, the yoke upper surface is equipped with the first groove, and first groove upper end and the first through hole connect
Logical, side of first groove far from first through hole middle position is connected to described air hole one end, and the air hole is another
End is connected to the lateral wall of frame.
Further, a kind of loudspeaker further includes annular washer；
The annular washer is located in the first through hole, and the annular washer outer wall insertion is arranged in the frame；
The yoke upper surface and frame following table face contact；The frame is rectangular frame structure, four sides of the frame
The bottom of frame is respectively equipped with the second groove upwardly extended；Each second groove is outer with first through hole and corresponding frame respectively
Side wall connection；
The magnetic circuit component includes four side magnet steel for being separately positioned on yoke upper surface, and the yoke is square structure,
At the described four outer edge positions when magnet steel is arranged in a one-to-one correspondence respectively in the four of yoke；Four the second grooves are respectively with four
A side magnet steel corresponds；
Each side magnet steel is connect by corresponding second groove with the lower surface of annular washer.
Further, the shape of the annular washer is rectangular-ambulatory-plane；
The annular washer upper surface middle position has the second through-hole；
It is respectively equipped with third through-hole at the corner location of the annular washer upper surface, four third through-holes are respectively with the
The perforation of two through-holes；Each described third through-hole passes through first through hole and is connected to first groove upper end.
Further, the corner location of the yoke is respectively equipped with first groove, four third through-hole difference
It is corresponded with four first grooves, each third through-hole is located above corresponding first groove；Each third is logical
Kong Jun is connected to by first through hole with corresponding first groove upper end.
Further, the junction of adjacent two frame is equipped with the air hole, four air holes in the frame
It is corresponded with four first grooves, each described air hole one end is connected to corresponding first groove, each institute
The air hole other end is stated to be connected to frame side wall.
Further, four first grooves are square groove, and the first groove is connected to the side wall of yoke；It is each
A first bottom portion of groove is equipped with fourth hole, the side wall perforation of the fourth hole and yoke close to the side of yoke side wall.
Further, a kind of loudspeaker, further includes centring disk；
The centring disk includes the exterior deckle board of the interior deckle board of rectangular-ambulatory-plane, linking arm and rectangular-ambulatory-plane, the interior deckle board it is outer
Wall is connected by the inner wall of linking arm and exterior deckle board；The lower surface of the exterior deckle board is connect with the upper surface of the frame, described
Interior deckle board is located at the surface of the first through hole of frame；The lower surface of the interior deckle board, the vibrating diaphragm group is arranged in the voice coil
Part is arranged on the upper surface of the exterior deckle board；The material of the centring disk is elastic material.
Further, the vibrating diaphragm component includes sound film, and the upper surface of the exterior deckle board is arranged in sound film lower surface
On, sound film upper surface is equipped with the ring that a circle raises upward.
Further, a kind of loudspeaker further includes center magnet steel and center washer；
The middle position of the yoke upper surface is equipped with the glue groove extended downwardly；The center magnet steel covers the appearance glue
Slot, and the upper surface of the yoke is set；The glue groove is equipped with the glue for connecting center magnet steel lower surface；It is described
Center magnet steel upper surface is equipped with the center washer.
The utility model has the following beneficial effects:
The utility model provides a kind of loudspeaker, recessed equipped with first extended downwardly in the upper surface of loudspeaker yoke
Slot, the side wall of the frame bottom are equipped with the air hole being connected to frame first through hole, first groove upper end with it is described
The first through hole of frame is connected to, and first groove is connected to the air hole.Up and down the two of above-mentioned its first through hole of loudspeaker
The capped setting in end, therefore it is connected to the first groove upper end with the first through hole of frame, the first groove is connected to air hole, is breathed freely
Hole is connected to the lateral wall of frame so that first through hole is connected to outside, voice coil and vibrating diaphragm component when the vibrations are up and down, energy
Enough gas-flow resistances reduced through magnetic gap, so as to avoid in vibration processes while improving loudspeaker sensitivity
Wild effect, and then the acoustical behavior of Microspeaker is promoted, and the utility model is provided with yoke and traditional yoke phase
Than can be realized yoke maximization, increasing the magnetic conduction effect of yoke, and then enhance magnetic circuit system magnetic field strength, promote loudspeaker
Device acoustical behavior.
Detailed description of the invention
Fig. 1 is the explosive view according to a kind of loudspeaker of the utility model embodiment；
Fig. 2 is the structural schematic diagram according to the yoke of the utility model embodiment；
Fig. 3 is the structural schematic diagram according to a kind of loudspeaker of the utility model embodiment；
Fig. 4 is the top view according to a kind of loudspeaker of the utility model embodiment；
Fig. 5 is the A-A cross-sectional view in Fig. 4；
Label declaration:
1, frame；2, magnetic circuit component；3, vibrating diaphragm component；4, voice coil；5, first through hole；6, yoke；7, air hole；8, first
Groove；9, annular washer；10, the second groove；11, the second through-hole；
12, third through-hole；13, side magnet steel；14, centring disk；15, interior deckle board；16, linking arm；17, exterior deckle board；18, sound
Film；19, ring；20, glue groove；21, center magnet steel；22, center washer；23, fourth hole.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained in detail.
The design of the utility model most critical are as follows: the first groove extended downwardly is equipped in the upper surface of loudspeaker yoke,
The side wall of the frame bottom is equipped with the air hole being connected to frame first through hole, first groove upper end and the frame
First through hole connection, first groove is connected to the air hole.
Fig. 1 to Fig. 5 is please referred to, the utility model provides a kind of loudspeaker, including frame, magnetic circuit component, vibrating diaphragm component
And voice coil；The upper surface of the basin is equipped with first through hole；The vibrating diaphragm component covers the first through hole, and is arranged in the basin
On the upper surface of frame；The bottom of the vibrating diaphragm component is arranged in the voice coil, and is located in the first through hole；The magnetic circuit group
Part includes yoke；The yoke covers the first through hole, and the bottom of the frame is arranged in；The side wall of the frame bottom
Equipped with air hole, the yoke upper surface is equipped with the first groove, and first groove upper end is connected to the first through hole, described
Side of first groove far from first through hole middle position is connected to described air hole one end, the air hole other end and frame
Lateral wall connection.
As can be seen from the above description, the utility model provides a kind of loudspeaker, the upper surface of the basin is equipped with first through hole；
The vibrating diaphragm component covers the first through hole, and is arranged on the upper surface of the frame；The voice coil is arranged in the vibration
The bottom of membrane module, and be located in the first through hole；The magnetic circuit component includes yoke；The yoke covering described first is logical
Hole, and the bottom of the frame is set；The side wall of the frame bottom is equipped with air hole, and the yoke upper surface is equipped with first
Groove, first groove upper end are connected to the first through hole, first groove far from first through hole middle position one
Side is connected to described air hole one end, and the air hole other end is connected to the lateral wall of frame.It is provided by the utility model to raise
Sound device, the capped setting of the upper and lower ends of first through hole, therefore it is connected to the first groove upper end with the first through hole of frame, the
One groove is connected to air hole, and air hole is connected to the lateral wall of frame, so that first through hole is connected to outside, in voice coil
When the vibrations are up and down with vibrating diaphragm component, the gas-flow resistance by magnetic gap can be reduced, so as to improve loudspeaker sensitivity
While, the wild effect in vibration processes is avoided, and then promote the acoustical behavior of Microspeaker, and the utility model
Yoke is provided with compared with traditional yoke, can be realized yoke maximization, increases the magnetic conduction effect of yoke, and then enhance magnetic circuit system
System magnetic field strength, promotes speaker unit acoustical behavior.
Further, a kind of loudspeaker further includes annular washer；
The annular washer is located in the first through hole, and the annular washer outer wall insertion is arranged in the frame；
The yoke upper surface and frame following table face contact；The frame is rectangular frame structure, four sides of the frame
The middle position of the bottom of frame is respectively equipped with the second groove upwardly extended；Each second groove respectively with first through hole and right
The lateral wall of frame is answered to be connected to；
The magnetic circuit component includes four side magnet steel for being separately positioned on yoke upper surface, and the yoke is square structure,
At the described four outer edge positions when magnet steel is arranged in a one-to-one correspondence respectively in the four of yoke；Four the second grooves are respectively with four
A side magnet steel corresponds；
Each side magnet steel is connect by corresponding second groove with the lower surface of annular washer.
As can be seen from the above description, enabling to the structure of loudspeaker more compact by above structure, while being convenient for side magnetic
The connection of steel and annular washer, and the middle position of each frame bottom of frame is equipped with the second groove upwardly extended, retains
Both sides position convenient for the installation of side magnet steel.
Further, the shape of the annular washer is rectangular-ambulatory-plane；
The annular washer upper surface middle position has the second through-hole；
It is respectively equipped with third through-hole at the corner location of the annular washer upper surface, four third through-holes are respectively with the
The perforation of two through-holes；Each described third through-hole passes through first through hole and is connected to first groove upper end.
As can be seen from the above description, can further subtract by the annular respectively arranged third through-hole of washer corner location
Few gas-flow resistance by magnetic gap, so as in the sensitivity for improving loudspeaker.
Further, the corner location of the yoke is respectively equipped with first groove, four third through-hole difference
It is corresponded with four first grooves, each third through-hole is located above corresponding first groove；Each third is logical
Kong Jun is connected to by first through hole with corresponding first groove upper end.
Further, the junction of adjacent two frame is equipped with the air hole, four air holes in the frame
It is corresponded with four first grooves, each described air hole one end is connected to corresponding first groove, each institute
The air hole other end is stated to be connected to frame side wall.
As can be seen from the above description, by respectively arranged first groove of yoke corner location, frame bottom four corners position point
The air hole not being arranged, and the respectively arranged third through-hole of annular washer corner location, can be further reduced by between magnetic
The gas-flow resistance of gap guarantees the sensitivity of loudspeaker.
Further, four first grooves are square groove, and the first groove is connected to the side wall of yoke；It is each
A first bottom portion of groove is equipped with fourth hole, the side wall perforation of the fourth hole and yoke close to the side of yoke side wall.
As can be seen from the above description, further reducing the gas-flow resistance by magnetic gap by above structure.
Further, a kind of loudspeaker, further includes centring disk；
The centring disk includes the exterior deckle board of the interior deckle board of rectangular-ambulatory-plane, linking arm and rectangular-ambulatory-plane, the interior deckle board it is outer
Wall is connected by the inner wall of linking arm and exterior deckle board；The lower surface of the exterior deckle board is connect with the upper surface of the frame, described
Interior deckle board is located at the surface of the first through hole of frame；The lower surface of the interior deckle board, the vibrating diaphragm group is arranged in the voice coil
Part is arranged on the upper surface of the exterior deckle board；The material of the centring disk is elastic material.
As can be seen from the above description, sound film can be separated with voice coil by centring disk, the heat for preventing voice coil from generating
The problem of being directly passed to sound film, and then influencing sound film normal use；Meanwhile above-mentioned exterior deckle board is fixed on the upper surface of the basin,
And interior deckle board is connect by linking arm with exterior deckle board, and centring disk generally elastic material, it can guarantee to be arranged in interior deckle board
On voice coil in the vibration of vertical direction, and then improve the performance quality of speaker product.
Further, the vibrating diaphragm component includes sound film, and the upper surface of the exterior deckle board is arranged in sound film lower surface
On, sound film upper surface is equipped with the ring that a circle raises upward.
As can be seen from the above description, raising upward setting by sound film ring, sound film and voice coil is enabled to pass through centering branch
Piece is separated, so that the heat for preventing voice coil from generating is directly passed to sound film, and then the problem of influence sound film normal use.
Further, a kind of loudspeaker further includes center magnet steel and center washer；
The middle position of the yoke upper surface is equipped with the glue groove extended downwardly；The center magnet steel covers the appearance glue
Slot, and the upper surface of the yoke is set；The glue groove is equipped with the glue for connecting center magnet steel lower surface；It is described
Center magnet steel upper surface is equipped with the center washer.
As can be seen from the above description, center magnet steel, is then bonded by the gluing in the glue groove of yoke, it is whole not increasing
In the case where body thickness, glue groove generates bigger bonding dynamics due to more glue, thus improve center magnet steel with
The adhesive property of yoke reduces the risk that yoke and center magnet steel fall off.
Please refer to Fig. 1-Fig. 5, the embodiments of the present invention one are as follows:
The utility model provides a kind of loudspeaker, including frame 1, magnetic circuit component 2, vibrating diaphragm component 3,9 and of annular washer
Voice coil 4；
1 upper surface of frame is equipped with first through hole 5；The vibrating diaphragm component 3 covers the first through hole 5, and is arranged
On the upper surface of the frame 1；The bottom of the vibrating diaphragm component 3 is arranged in the voice coil 4, and is located in the first through hole 5；
The magnetic circuit component 2 includes yoke 6；The yoke 6 covers the first through hole 5, and the bottom of the frame 1 is arranged in；Institute
State 1 bottom of frame side wall be equipped with air hole 7,6 upper surface of yoke be equipped with the first groove 8,8 upper end of the first groove with
The first through hole 5 is connected to, and side of first groove 8 far from 5 middle position of first through hole and described 7 one end of air hole connect
Logical, 7 other end of air hole is connected to the lateral wall of frame 1；
The annular washer 9 is located in the first through hole 5, and annular 9 outer wall of the washer insertion is arranged in the frame 1
On；6 upper surface of yoke and 1 following table face contact of frame；The frame 1 is rectangular frame structure, 1 four frames of the frame
Bottom be respectively equipped with the second groove 10 upwardly extended；Each second groove 10 respectively with first through hole 5 and corresponding frame
Lateral wall connection；The magnetic circuit component 2 includes four side magnet steel 13 for being separately positioned on 6 upper surface of yoke, and the yoke 6 is
Square structure, at the described four outer edge positions when magnet steel 13 is arranged in a one-to-one correspondence respectively in the four of yoke 6；Four second
Groove 10 is corresponded with four side magnet steel 13 respectively；Each side magnet steel 13 passes through corresponding second groove 10 and annular washer
9 lower surface connection；The shape rectangular-ambulatory-plane of the annular washer 9；The annular 9 upper surface middle position of washer has second to lead to
Hole 11；Be respectively equipped with third through-hole 12 at the annular washer 9 upper surface corner location, four third through-holes 12 respectively with
The perforation of second through-hole 11；Each described third through-hole 12 is connected to by first through hole 5 with 8 upper end of the first groove.
The embodiments of the present invention two are as follows:
The present embodiment two and the difference of embodiment one are that the shape of the annular washer 9 is rectangular-ambulatory-plane；The annular China
9 upper surface middle positions are taken charge of with the second through-hole 11；Third through-hole is respectively equipped at the annular 9 upper surface corner location of washer
12, four third through-holes 12 are penetrated through with the second through-hole 11 respectively；Each described third through-hole 12 passes through first through hole 5
It is connected to 8 upper end of the first groove；
The corner location of the yoke 6 is respectively equipped with first groove 8, four third through-holes 12 respectively with four
First groove 8 corresponds, each third through-hole 12 is located at corresponding first groove, 8 top；Each third through-hole
12 are connected to by first through hole 5 with corresponding first groove, 8 upper end；
The junction of adjacent two frame is equipped with the air hole 7 in the frame 1, four air holes 7 and four
First groove 8 corresponds, each described 7 one end of air hole is connected to corresponding first groove 8, each is described
7 other end of stomata is connected to 1 side wall of frame；
Four first grooves 8 are square groove, and the first groove 8 is connected to the side wall of yoke 6；Each first
8 bottom of groove is equipped with fourth hole 23 close to the side of 6 side wall of yoke, and the side wall of the fourth hole 23 and yoke 6 penetrates through.
The embodiments of the present invention three are as follows:
The present embodiment three and the difference of embodiment one are that a kind of loudspeaker further includes centring disk 14, center
Magnet steel 21 and center washer 22；
The centring disk 14 includes the exterior deckle board 17 of the interior deckle board 15 of rectangular-ambulatory-plane, linking arm 16 and rectangular-ambulatory-plane, described interior
The outer wall of deckle board 15 is connect by linking arm 16 with the inner wall of exterior deckle board 17；The lower surface of the exterior deckle board 17 and the frame 1
Upper surface connection, the interior deckle board 15 is located at the surface of the first through hole 5 of frame 1；The voice coil 4 is arranged in the inside casing
The lower surface of plate 15, the vibrating diaphragm component 3 are arranged on the upper surface of the exterior deckle board 17；The material of the centring disk 14 is
Elastic material；
The vibrating diaphragm component 3 includes sound film 18, and 18 lower surface of sound film is arranged on the upper surface of the exterior deckle board 17,
18 upper surface of sound film is equipped with the ring 19 that a circle raises upward；The middle position of 6 upper surface of yoke is equipped with downward
The glue groove 20 of extension；The center magnet steel 21 covers the glue groove 20, and the upper surface of the yoke 6 is arranged in；It is described
Glue groove 20 is equipped with the glue for connecting 21 lower surface of center magnet steel；21 upper surface of center magnet steel is equipped with the center
Washer 22.
In conclusion the utility model provides a kind of loudspeaker, the upper surface of the basin is equipped with first through hole；The vibration
Membrane module covers the first through hole, and is arranged on the upper surface of the frame；The voice coil is arranged in the vibrating diaphragm component
Bottom, and be located at the first through hole in；The magnetic circuit component includes yoke；The yoke covers the first through hole, and
The bottom of the frame is set；The side wall of the frame bottom is equipped with air hole, and the yoke upper surface is equipped with the first groove,
First groove upper end is connected to the first through hole, side and institute of first groove far from first through hole middle position
The connection of air hole one end is stated, the air hole other end is connected to the lateral wall of frame.Loudspeaker provided by the utility model,
The capped setting of the upper and lower ends of first through hole, therefore it is connected to the first groove upper end with the first through hole of frame, the first groove
It is connected to air hole, air hole is connected to the lateral wall of frame, so that first through hole is connected to outside, in voice coil and vibrating diaphragm
Component when the vibrations are up and down, can reduce the gas-flow resistance by magnetic gap, so as to while improving loudspeaker sensitivity,
The wild effect in vibration processes is avoided, and then promotes the acoustical behavior of Microspeaker, and the utility model is provided with
Yoke can be realized yoke maximization compared with traditional yoke, increase the magnetic conduction effect of yoke, and then enhance magnetic circuit system magnetic field
Intensity promotes speaker unit acoustical behavior.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in other relevant technologies
Field is also included in the patent protection scope of the utility model.
Claims (9)
1. a kind of loudspeaker, which is characterized in that including frame, magnetic circuit component, vibrating diaphragm component and voice coil；The upper surface of the basin is set
There is first through hole；The vibrating diaphragm component covers the first through hole, and is arranged on the upper surface of the frame；The voice coil is set
It sets in the bottom of the vibrating diaphragm component, and is located in the first through hole；The magnetic circuit component includes yoke；The yoke covering
The first through hole, and the bottom of the frame is set；The side wall of the frame bottom is equipped with air hole, table on the yoke
Face is equipped with the first groove, and first groove upper end is connected to the first through hole, and first groove is far from first through hole
Between the side of position be connected to described air hole one end, the air hole other end is connected to the lateral wall of frame.
2. a kind of loudspeaker according to claim 1, which is characterized in that further include annular washer；
The annular washer is located in the first through hole, and the annular washer outer wall insertion is arranged in the frame；
The yoke upper surface and frame following table face contact；The frame is rectangular frame structure, four frames of the frame
Bottom is respectively equipped with the second groove upwardly extended；Each second groove respectively with the lateral wall of first through hole and corresponding frame
Connection；
The magnetic circuit component includes four side magnet steel for being separately positioned on yoke upper surface, and the yoke is square structure, described
At four outer edge positions when magnet steel is arranged in a one-to-one correspondence respectively in the four of yoke；Four the second grooves respectively with four sides
Magnet steel corresponds；
Each side magnet steel is connect by corresponding second groove with the lower surface of annular washer.
3. a kind of loudspeaker according to claim 2, which is characterized in that the shape of the annular washer is rectangular-ambulatory-plane；
The annular washer upper surface middle position has the second through-hole；
It is respectively equipped with third through-hole at the corner location of the annular washer upper surface, four third through-holes are logical with second respectively
Hole perforation；Each described third through-hole passes through first through hole and is connected to first groove upper end.
4. a kind of loudspeaker according to claim 3, which is characterized in that the corner location of the yoke is respectively equipped with described
First groove, four third through-holes are corresponded with four first grooves respectively, each third through-hole is located at pair
Above the first groove answered；Each third through-hole passes through first through hole and is connected to corresponding first groove upper end.
5. a kind of loudspeaker according to claim 4, which is characterized in that the junction of adjacent two frame is equal in the frame
Equipped with the air hole, four air holes and four first grooves are corresponded, each described air hole one end
It is connected to corresponding first groove, each described air hole other end is connected to frame side wall.
6. a kind of loudspeaker according to claim 4, which is characterized in that four first grooves are square groove,
And first groove be connected to the side wall of yoke；Each first bottom portion of groove is equipped with four-way close to the side of yoke side wall
The side wall of hole, the fourth hole and yoke penetrates through.
7. a kind of loudspeaker according to claim 1, which is characterized in that further include centring disk；
The centring disk includes the exterior deckle board of the interior deckle board of rectangular-ambulatory-plane, linking arm and rectangular-ambulatory-plane, and the outer wall of the interior deckle board is logical
The inner wall for crossing linking arm and exterior deckle board connects；The lower surface of the exterior deckle board is connect with the upper surface of the frame, the inside casing
Plate is located at the surface of the first through hole of frame；The lower surface of the interior deckle board is arranged in the voice coil, and the vibrating diaphragm component is set
It sets on the upper surface of the exterior deckle board；The material of the centring disk is elastic material.
8. a kind of loudspeaker according to claim 7, which is characterized in that the vibrating diaphragm component includes sound film, the sound film
Lower surface is arranged on the upper surface of the exterior deckle board, and sound film upper surface is equipped with the ring that a circle raises upward.
9. a kind of loudspeaker according to claim 7, which is characterized in that further include center magnet steel and center washer；
The middle position of the yoke upper surface is equipped with the glue groove extended downwardly；The center magnet steel covers the glue groove,
And the upper surface of the yoke is set；The glue groove is equipped with the glue for connecting center magnet steel lower surface；In described
Heart magnet steel upper surface is equipped with the center washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920120859.4U CN209314082U (en) | 2019-01-23 | 2019-01-23 | A kind of loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920120859.4U CN209314082U (en) | 2019-01-23 | 2019-01-23 | A kind of loudspeaker |
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| CN209314082U true CN209314082U (en) | 2019-08-27 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111327998A (en) * | 2020-02-25 | 2020-06-23 | 瑞声科技(新加坡)有限公司 | Sound production device |
| TWI732318B (en) * | 2019-10-17 | 2021-07-01 | 台灣立訊精密有限公司 | Micro-speaker |
| WO2023221864A1 (en) * | 2022-05-16 | 2023-11-23 | 华为技术有限公司 | Loudspeaker and electronic device |
-
2019
- 2019-01-23 CN CN201920120859.4U patent/CN209314082U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI732318B (en) * | 2019-10-17 | 2021-07-01 | 台灣立訊精密有限公司 | Micro-speaker |
| CN111327998A (en) * | 2020-02-25 | 2020-06-23 | 瑞声科技(新加坡)有限公司 | Sound production device |
| WO2023221864A1 (en) * | 2022-05-16 | 2023-11-23 | 华为技术有限公司 | Loudspeaker and electronic device |
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