CN211531241U - Loudspeaker box - Google Patents
Loudspeaker box Download PDFInfo
- Publication number
- CN211531241U CN211531241U CN202020046041.5U CN202020046041U CN211531241U CN 211531241 U CN211531241 U CN 211531241U CN 202020046041 U CN202020046041 U CN 202020046041U CN 211531241 U CN211531241 U CN 211531241U
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- fixed
- support
- upper cover
- end portion
- sound
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
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- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model provides a loudspeaker box, which comprises a lower cover, an upper cover forming an accommodating space with the lower cover, a sounding monomer, a ventilating isolation component and a conductive terminal; the upper cover comprises a supporting wall, the sound production single body and the breathable isolation assembly are respectively supported and fixed on the supporting wall and jointly divide the accommodating space into a front cavity and a rear cavity, the sound production single body is provided with an inner cavity and a leakage part, the breathable isolation assembly comprises a support and a breathable isolation piece, the support and the breathable isolation piece respectively surround the periphery of the sound production single body, the support is fixedly overlapped on the supporting wall, one end of the breathable isolation piece is fixed on the support, and the other end of the breathable isolation piece is fixed on one side, far away from the upper; the support is provided with a fracture, the conductive terminal is clamped at the fracture and clamped and fixed between the support wall and the breathable isolating piece, and the conductive terminal extends out of the accommodating space through the fracture and the rear cavity; the air permeable insulation component completely covers the leakage part and encapsulates the sound absorption particles in the rear cavity. Compared with the prior art, the utility model discloses a speaker box filling is efficient, and low frequency acoustic performance is excellent.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an electroacoustic conversion equipment technical field especially relates to a loudspeaker box.
[ background of the invention ]
With the advent of the mobile internet age, the number of smart mobile devices is increasing. Among the mobile devices, the mobile phone is undoubtedly the most common and portable mobile terminal device. At present, the functions of a mobile phone are very diverse, one of which is a high-quality music function, and thus, a speaker box for playing sound is widely applied to the current smart mobile devices.
The loudspeaker box in the related art comprises an upper cover, a lower cover, a sound production single body and a ventilating isolating piece, wherein the lower cover is assembled with the upper cover to form an accommodating space; the sound production unit and the upper cover enclose a front cavity, the sound production unit, the upper cover and the lower cover jointly enclose a rear cavity, a blocking wall is formed in the rear cavity, the breathable partition piece is attached to the blocking wall and jointly divides the rear cavity into a first rear cavity and a second rear cavity which are mutually communicated with air, and the sound production unit is partially located in the first rear cavity.
However, in the related art speaker box, the baffle wall and the air-permeable partition encapsulate the sound-absorbing particles in the second rear cavity to form the DBASS space serving as a virtual sound cavity, but the rear cavity cannot be efficiently utilized due to design limitations of the baffle wall structure, thereby limiting low-frequency acoustic performance of the speaker box.
Therefore, it is necessary to provide a new speaker box to solve the above technical problems.
[ Utility model ] content
An object of the utility model is to provide a speaker box that filling efficiency is high, low frequency acoustic performance is good.
In order to achieve the above object, the present invention provides a speaker box, which comprises a lower cover, an upper cover covering the lower cover and enclosing an accommodating space, a sounding unit, a ventilating isolation assembly and a conductive terminal, wherein the sounding unit, the ventilating isolation assembly and the conductive terminal are accommodated in the accommodating space; the upper cover is arranged on the upper cover body of the lower cover and a supporting wall which is extended from the upper cover body to the lower cover in a protruding mode, the sounding monomer is supported and fixed on the supporting wall, the breathable isolating component is fixed on the supporting wall, the breathable isolating component and the sounding monomer jointly separate the accommodating space into a front cavity and a rear cavity, the sounding monomer is provided with an inner cavity, one side of the sounding monomer, which is close to the rear cavity, is provided with a leakage part communicated with the inner cavity, the breathable isolating component comprises an annular support and a breathable isolating piece, the support is overlapped and fixed on the supporting wall and surrounds the sounding monomer, the breathable isolating piece surrounds the sounding monomer, one end of the breathable isolating piece is fixed on the support, and the other end of the breathable isolating piece is fixed on one side of the sounding monomer, which is far away from the upper cover, the breathable barrier component completely covers the leak; the support is provided with a fracture, the conductive terminal is clamped at the fracture and clamped and fixed between the support wall and the breathable isolating piece, and the conductive terminal extends out of the accommodating space through the fracture and the rear cavity; the inner chamber passes through in proper order the leakage part reaches ventilative separator with the back chamber intercommunication, the intussuseption of back chamber is filled with and is inhaled the sound granule, ventilative isolation assembly will inhale the sound granule encapsulate in the back intracavity.
Preferably, ventilative separator is including being fixed in the sound production monomer is kept away from be annular first fixed part, by the outer peripheral edges of first fixed part to being close to the upper cover direction is buckled and is extended be annular body and by the body is kept away from the one end of first fixed part is to keeping away from the one end of sound production monomer direction is buckled and is extended be annular second fixed part, the body with sound production monomer interval sets up, the second fixed part is fixed in the support is kept away from the one end of supporting the wall.
Preferably, the sound production monomer includes vibration system, support vibration system's basin frame and with the basin frame is fixed and the drive vibration system vibrates the magnetic circuit of sound production, magnetic circuit include the lower plate and install in the magnet portion of lower plate, the magnet portion has the magnetic gap, the basin frame with it is fixed to support the wall, vibration system is including being fixed in the basin frame is kept away from the vibrating diaphragm of lower plate one side and with the vibrating diaphragm is fixed and is extended to the voice coil loudspeaker voice coil in magnetic gap, the basin frame with the lower plate forms the portion of revealing.
Preferably, the lower plate is provided with a fixing groove formed by sinking from one side far away from the upper cover to the direction of the upper cover, the fixing groove is arranged on the periphery of the lower plate, and the first fixing part is fixed on the fixing groove.
Preferably, a gap is formed between the lower clamping plate and the lower cover, and the body penetrates through the gap and is connected with the lower cover.
Preferably, the basin frame is fixed in through the glue laminating the support wall, the support is fixed in through this glue laminating the support wall, conductive terminal is fixed in through this glue laminating the support wall and fracture position laminating is fixed in the support.
Preferably, the stent comprises a first end portion, a second end portion and a connecting portion connecting the first end portion and the second end portion, the fracture is formed between the first end portion and the second end portion, and one end of the first end portion close to the connecting portion is higher than one end of the first end portion close to the second end portion.
Preferably, an end of the second end portion close to the connecting portion is higher than an end of the second end portion close to the first end portion.
Preferably, the support wall includes by the upper cover body to the protruding first support wall that extends of lower cover direction and by the outer peripheral edges of first support wall to the second support wall that extends of lower cover direction, the sound production monomer supports to be fixed in first support wall is close to the one end of lower cover, the support supports to be fixed in the second support wall is close to the one end of lower cover.
Preferably, the body is arranged opposite to the support wall.
Compared with the prior art, the loudspeaker box of the utility model has the sound production monomer and the breathable isolation component respectively supported and fixed on the supporting wall to jointly divide the accommodating space into a front cavity and a rear cavity, the breathable isolation component is provided with a bracket and a breathable isolation piece which respectively surround the sound production monomer, the bracket is provided with a fracture, the conductive terminal is clamped at the fracture and clamped and fixed between the supporting wall and the breathable isolation piece, and the conductive terminal extends out of the accommodating space through the fracture and the rear cavity; the air permeable insulation component completely covers the leakage part and encapsulates the sound absorption particles in the rear cavity. The structure ensures that the rear cavity of the side, away from the sounding monomer, of the breathable isolation component is filled with sound-absorbing particles and then is completely used as a virtual sound cavity, so that the low-frequency acoustic performance of the loudspeaker box is effectively improved; because of ventilative isolation component is fixed in the sound production monomer around establishing, the improvement of very big degree the volume of back chamber to effectively improved the filling efficiency of the sound granule of inhaling of back intracavity.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic perspective view of a speaker box according to the present invention;
fig. 2 is an exploded schematic view of a part of the three-dimensional structure of the speaker box of the present invention;
FIG. 3 is a schematic view of the assembly structure of the speaker box of the present invention without the lower cover;
3 FIG. 3 4 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 31 3; 3
Fig. 5 is an enlarged view of a portion B shown in fig. 4.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a speaker box 100, which includes a lower cover 1, an upper cover 2, a sound generating unit 3, a ventilation isolation assembly 4 and a conductive terminal 5. The lower cover 1 is arranged on the upper cover 2 and forms an accommodating space 10 together with the upper cover.
The sounding single body 3 is accommodated in the accommodating space 10 and supported on the upper cover 2.
Specifically, the upper cover 2 includes an upper cover body 21 covering the lower cover 1, a support wall 22 protruding from the upper cover body 21 in the lower cover direction, and a sound guide channel 23 formed in the upper cover body 21.
In the present embodiment, the support wall 22 has a ring shape. The support wall 22 includes a first support wall 221 protruding from the upper lid body 21 toward the lower lid 1 and a second support wall 222 extending from an outer periphery of the first support wall 221 toward the lower lid 1, that is, the first support wall 221 and the second support wall 222 form a support step structure.
The sounding unit 3 is supported and fixed on the supporting wall 22. In this embodiment, the periphery of the sound generating unit 3 is fixed to the support wall 22 by gluing.
The air-permeable isolating component 4 and the sound-emitting single body 3 jointly divide the accommodating space 10 into a front cavity 101 and a rear cavity 102. Wherein the sounding unit 3 has an inner cavity 103. One side of the sounding single body 3 close to the rear cavity 102 is provided with a leakage part 30 communicated with the inner cavity 102. The leakage 30 is in air communication with the interior cavity 103.
Specifically, the sounding unit 3 is supported and fixed at one end of the first support wall 221 close to the lower cover 1, that is, supported on a support step structure formed by the first support wall 221 and the second support wall 222, and is fixed after the periphery of the sounding unit 3 is glued.
The sounding unit 3 comprises a vibration system 31, a frame 32 supporting the vibration system 31, and a magnetic circuit system 33 fixed with the frame 32 and driving the vibration system 31 to vibrate and sound.
The magnetic circuit system 33 includes a lower plate 331 and a magnet portion 332 attached to the lower plate 331, the magnet portion 332 having a magnetic gap 330. The lower clamping plate 331 is provided with a fixing groove 3311 formed by recessing from a side far away from the upper cover 2 to the upper cover 2, and the fixing groove 3311 is disposed on the periphery of the lower clamping plate 331. The fixing groove 3311 is used to fix the gas-permeable partition member 4.
The frame 32 is fixed to the support wall 22. In this embodiment, the basin stand 32 is fixed to the support wall 22 by gluing. The tub 32 and the lower plate 331 form the leakage part 30.
The vibration system 31 includes a diaphragm 311 fixed to a side of the frame 32 away from the lower clamp plate 331, and a voice coil 312 fixed to the diaphragm 311 and extending to the magnetic gap 330.
The air-permeable barrier assembly 4 is fixed to the support wall 22. The breathable barrier component 4 completely covers the leakage portion 30. The rear cavity 102 is filled with sound-absorbing particles 7, and the air-permeable isolating component 4 encapsulates the sound-absorbing particles 7 in the rear cavity 102 to form a DBASS virtual sound cavity for further improving the low-frequency acoustic performance.
The air-permeable isolating component 4 is annular. The ventilating isolation component 4 is arranged around the sounding monomer 3. Specifically, the air-permeable barrier assembly 4 includes an annular support 41 and an annular air-permeable barrier 42. Namely, the support 41 and the air-permeable partition 42 are both annular and are both disposed around the sound-emitting unit 3.
The support 41 is fixed on the supporting wall 22 in a stacking manner and surrounds the periphery of the sounding single body 3, and in the embodiment, the support 41 is fixed on the supporting wall 22 through glue adhesion. Specifically, the bracket 41 is supported and fixed at one end of the second support wall 222 close to the lower cover 1.
Preferably, the glue of the bracket 41 fixed to the second support wall 222 and the glue of the sound-generating unit 3 fixed to the first support wall 221 are integrally connected and cured.
The ventilation spacer 42 surrounds the sound generating unit 3. One end of the air-permeable isolating piece 42 is fixed on the bracket 41, and the other end thereof is fixed on one side of the sound-producing unit 3 far away from the upper cover 2. The inner cavity 103 is in turn communicated with the rear cavity 102 via the leakage part 30 and the air-permeable partition 42.
In this embodiment, the support 41 and the air-permeable isolating piece 42 make the air-permeable isolating component 4 form a three-dimensional structure, so that the back cavity 102 of the side of the air-permeable isolating component 4 away from the sounding unit 3 is filled with the sound-absorbing particles 7 and then is completely used as a DBASS virtual sound cavity, thereby effectively improving the low-frequency acoustic performance of the speaker box 100; because of ventilative isolation component 4 is around locating sound production monomer 3, the improvement of very big degree the volume of rear cavity 102 to effectively improved the filling efficiency of the interior sound granule 7 of inhaling of rear cavity 102.
Specifically, the breathable isolation member 42 includes a first annular fixing portion 421 fixed on the sounding unit 3, a second annular fixing portion 423 fixed on the upper cover 2, wherein the first annular fixing portion 421 is formed by bending and extending the upper cover 2 in the direction of the upper cover and the second annular fixing portion 422 is formed by bending and extending the sounding unit 3 in the direction of the sounding unit, and the second annular fixing portion 422 is formed by bending and extending the first fixing portion 421 in the direction of the upper cover. The first fixing portion 421 is fixed on a side of the sound generating unit 3 away from the upper cover 2. Specifically, the first fixing portion 421 is fixed to the fixing groove 3311. The body 422 and the sounding unit 3 are arranged at intervals; the second fixing portion 423 is fixed to an end of the bracket 41 away from the support wall 22. A gap is formed between the lower clamping plate 331 and the lower cover 1, and the body 422 passes through the gap and is connected with the lower cover 1. This configuration allows the air-permeable barrier member 4 to form a three-dimensional structure.
In this embodiment, the body 422 is disposed opposite to the supporting wall 22, and the body 422 and the sound generating unit 3 are disposed at an interval. Namely, the sounding unit 3 is wound. The first fixing portion 421 abuts against the sounding unit 3, and the volume of the inner cavity 103 is as small as possible due to the structural arrangement, so that the volume of the rear cavity 102 is as large as possible, that is, the effective utilization rate of the rear cavity 102 is greatly improved, and the filling efficiency of the rear cavity 102 is improved.
In order to increase the volume of the rear cavity 102, the rear cavity 102 is filled with more sound-absorbing particles 7. In the present embodiment, the lower cover 1 includes a lower cover body 11 covering the upper cover 2 and an opening 110 penetrating the lower cover body 11. The air-permeable partition 42 and the sound-generating unit 3 are at least partially accommodated in the opening 110. The lower cover body 11, the air-permeable isolating component 4 and the upper cover 2 together enclose the rear cavity 102. The air-permeable partition 42 is fixed to the lower cover body 11 to partition the rear chamber 102 from the opening 110.
The conductive terminal 5 is electrically connected with the sounding monomer 3 and extends to the outer side of the speaker box 100 through the rear cavity 102, and is used for introducing an external electric signal into the sounding monomer 3.
The bracket 41 is provided with a break 410. Wherein, the fracture 410 penetrates through the bracket 41 and divides the bracket 41 into two parts. The conductive terminal 5 is clamped in the fracture 410 and clamped and fixed between the supporting wall 22 and the air-permeable isolating member 42. Specifically, the conductive terminal 5 is fixed to the second support wall 222 at the fracture 410. The conductive terminal 5 extends to the outside of the accommodating space 10 through the fracture 410 and the rear cavity 102, and the fracture 410 needs to be sealed when the conductive terminal 5 extends through the fracture 410, so as to prevent the sound-absorbing particles 7 from entering the inner cavity 103.
Specifically, the conductive terminal 5 is fixed to the support wall 22 by the glue and fixed to the bracket 41 at the fracture 410. In this embodiment, the bracket 41 includes a first end portion 411, a second end portion 412 and a connecting portion 413 connecting the first end portion 411 and the second end portion 412, the fracture 410 is formed between the first end portion 411 and the second end portion 412, and one end of the first end portion 411 close to the connecting portion 413 is higher than one end of the first end portion 411 close to the second end portion 412. Of course, similarly, the end of the second end portion 412 near the connecting portion 4 may be higher than the end of the second end portion 412 near the first end portion 411. That is, the distance of the interruption 420 from the side of the supporting wall 22 in the direction in which the bracket 41 extends is greater than the distance from the side close to the supporting wall 22. In this embodiment, the cut 410 is in the shape of an inverted trapezoid along the air-permeable partition 42 toward the supporting wall 22. The structure enables the glue to flow into the fracture 420 from the side far away from the supporting wall 22 to seal and fix the conductive terminal 5, thereby facilitating the assembly and improving the reliability.
Compared with the prior art, the loudspeaker box of the utility model has the sound production monomer and the breathable isolation component respectively supported and fixed on the supporting wall to jointly divide the accommodating space into a front cavity and a rear cavity, the breathable isolation component is provided with a bracket and a breathable isolation piece which respectively surround the sound production monomer, the bracket is provided with a fracture, the conductive terminal is clamped at the fracture and clamped and fixed between the supporting wall and the breathable isolation piece, and the conductive terminal extends out of the accommodating space through the fracture and the rear cavity; the air permeable insulation component completely covers the leakage part and encapsulates the sound absorption particles in the rear cavity. The structure ensures that the rear cavity of the side, away from the sounding monomer, of the breathable isolation component is filled with sound-absorbing particles and then is completely used as a virtual sound cavity, so that the low-frequency acoustic performance of the loudspeaker box is effectively improved; because of ventilative isolation component is fixed in the sound production monomer around establishing, the improvement of very big degree the volume of back chamber to effectively improved the filling efficiency of the sound granule of inhaling of back intracavity.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (10)
1. A loudspeaker box comprises a lower cover, an upper cover, a sound production single body, a ventilation isolation assembly and a conductive terminal, wherein the upper cover is covered on the lower cover and jointly encloses an accommodating space; the upper cover is arranged on the upper cover body of the lower cover and a supporting wall which is extended from the upper cover body to the lower cover in a protruding mode, the sounding monomer is supported and fixed on the supporting wall, the ventilating isolation assembly is fixed on the supporting wall, the ventilating isolation assembly and the sounding monomer jointly separate the accommodating space into a front cavity and a rear cavity, the sounding monomer is provided with an inner cavity, one side of the sounding monomer, which is close to the rear cavity, is provided with a leakage part communicated with the inner cavity, the ventilating isolation assembly comprises an annular support and an annular ventilating isolation piece, the support is overlapped and fixed on the supporting wall and surrounds the sounding monomer, the ventilating isolation piece surrounds the sounding monomer, one end of the ventilating isolation piece is fixed on the support, and the other end of the ventilating isolation piece is fixed on one side of the sounding monomer, which is far away from the upper cover, the breathable barrier component completely covers the leak; the support is provided with a fracture, the conductive terminal is clamped at the fracture and clamped and fixed between the support wall and the breathable isolating piece, and the conductive terminal extends out of the accommodating space through the fracture and the rear cavity; the inner chamber passes through in proper order the leakage part reaches ventilative separator with the back chamber intercommunication, the intussuseption of back chamber is filled with and is inhaled the sound granule, ventilative isolation assembly will inhale the sound granule encapsulate in the back intracavity.
2. The speaker box according to claim 1, wherein the air-permeable partition includes a first annular fixing portion fixed to a side of the sound generating unit away from the top cover, an annular body extending from an outer periphery of the first fixing portion to a direction close to the top cover, and a second annular fixing portion extending from an end of the body away from the first fixing portion to a direction away from the sound generating unit, the body and the sound generating unit being spaced apart from each other, and the second fixing portion being fixed to an end of the bracket away from the supporting wall.
3. The loudspeaker box of claim 2, wherein the sound generating unit comprises a vibration system, a frame supporting the vibration system, and a magnetic circuit system fixed with the frame and driving the vibration system to vibrate and generate sound, the magnetic circuit system comprises a lower plate and a magnet part mounted on the lower plate, the magnet part has a magnetic gap, the frame is fixed with the support wall, the vibration system comprises a diaphragm fixed on one side of the frame away from the lower plate and a voice coil fixed with the diaphragm and extending to the magnetic gap, and the frame and the lower plate form a leakage part.
4. The speaker cabinet as claimed in claim 3, wherein the lower clamp plate is provided with a fixing groove concavely formed from a side away from the upper cover toward a direction of the upper cover, the fixing groove being disposed at a periphery of the lower clamp plate, the first fixing portion being fixed to the fixing groove.
5. A loudspeaker enclosure according to claim 3, wherein a gap is formed between the lower clamping plate and the lower cover, the body passing through the gap and being connected to the lower cover.
6. The speaker box according to claim 3, wherein the frame is fixed to the support wall by glue, and the conductive terminal is fixed to the support wall by glue and fixed to the frame at the fracture position.
7. A loudspeaker enclosure according to claim 1, wherein the bracket comprises a first end portion, a second end portion and a connecting portion connecting the first end portion and the second end portion, the first end portion and the second end portion forming the break therebetween, an end of the first end portion adjacent the connecting portion being higher than an end of the first end portion adjacent the second end portion.
8. A loudspeaker enclosure according to claim 7, wherein the end of the second end portion adjacent the connecting portion is higher than the end of the second end portion adjacent the first end portion.
9. The speaker box according to claim 1, wherein the support walls include a first support wall that is protruded and extended from the upper cover body toward the lower cover, and a second support wall that is protruded and extended from an outer peripheral edge of the first support wall toward the lower cover, the sound generating unit is supported and fixed to one end of the first support wall near the lower cover, and the bracket is supported and fixed to one end of the second support wall near the lower cover.
10. A loudspeaker enclosure according to claim 2, wherein the body is disposed directly opposite the support wall.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046041.5U CN211531241U (en) | 2020-01-09 | 2020-01-09 | Loudspeaker box |
| PCT/CN2020/074331 WO2021138951A1 (en) | 2020-01-09 | 2020-02-05 | Speaker enclosure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020046041.5U CN211531241U (en) | 2020-01-09 | 2020-01-09 | Loudspeaker box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211531241U true CN211531241U (en) | 2020-09-18 |
Family
ID=72449649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020046041.5U Active CN211531241U (en) | 2020-01-09 | 2020-01-09 | Loudspeaker box |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN211531241U (en) |
| WO (1) | WO2021138951A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021138951A1 (en) * | 2020-01-09 | 2021-07-15 | 瑞声声学科技(深圳)有限公司 | Speaker enclosure |
| CN114363777A (en) * | 2021-12-30 | 2022-04-15 | 歌尔股份有限公司 | Sound production monomer, sound production module and electronic equipment |
| CN114845217A (en) * | 2021-12-30 | 2022-08-02 | 歌尔股份有限公司 | Sound production device and electronic device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170055082A1 (en) * | 2013-01-23 | 2017-02-23 | Innovation Sound Technology Co., Ltd. | Speaker |
| CN208572318U (en) * | 2018-05-09 | 2019-03-01 | 瑞声精密电子沭阳有限公司 | Loudspeaker enclosure |
| CN208675505U (en) * | 2018-09-28 | 2019-03-29 | 歌尔科技有限公司 | Loudspeaker mould group and mobile terminal |
| CN109714676B (en) * | 2018-12-31 | 2021-01-08 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
| CN209964288U (en) * | 2019-04-22 | 2020-01-17 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN211531241U (en) * | 2020-01-09 | 2020-09-18 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
-
2020
- 2020-01-09 CN CN202020046041.5U patent/CN211531241U/en active Active
- 2020-02-05 WO PCT/CN2020/074331 patent/WO2021138951A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021138951A1 (en) * | 2020-01-09 | 2021-07-15 | 瑞声声学科技(深圳)有限公司 | Speaker enclosure |
| CN114363777A (en) * | 2021-12-30 | 2022-04-15 | 歌尔股份有限公司 | Sound production monomer, sound production module and electronic equipment |
| CN114845217A (en) * | 2021-12-30 | 2022-08-02 | 歌尔股份有限公司 | Sound production device and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021138951A1 (en) | 2021-07-15 |
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