WO2022110375A1 - 一种发声装置 - Google Patents
一种发声装置 Download PDFInfo
- Publication number
- WO2022110375A1 WO2022110375A1 PCT/CN2020/136991 CN2020136991W WO2022110375A1 WO 2022110375 A1 WO2022110375 A1 WO 2022110375A1 CN 2020136991 W CN2020136991 W CN 2020136991W WO 2022110375 A1 WO2022110375 A1 WO 2022110375A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sub
- basin frame
- bracket
- connection
- connection part
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- 239000012528 membrane Substances 0.000 claims description 39
- 238000005452 bending Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 description 22
- 239000010959 steel Substances 0.000 description 22
- 238000003466 welding Methods 0.000 description 8
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Definitions
- the present invention relates to the field of sound and electricity, in particular to a sound producing device.
- the prior art loudspeaker has a vibrating system, and the outer periphery of the sound film of the vibrating system can be connected to and supported by a basin frame.
- the basin frame can be formed by bending a piece of metal plate four times during the production and processing process, and the two free ends of the metal plate after bending and forming can be fixed and connected together by welding.
- the welded pot frame is prone to have gaps at the welding positions, and there is a risk of waterproof failure from the gaps.
- the purpose of the present invention is to provide a sounding device to improve waterproof performance.
- a sound-generating device comprising a basin frame and a vibration system fixed to the basin frame, the vibration system includes a vibrating membrane and a voice coil for driving the vibrating membrane to vibrate, and the vibrating membrane includes a dome and a sound membrane located on the outer periphery of the dome, the basin frame includes at least two bracket parts and a splicing part formed by fixedly connecting two adjacent bracket parts, the sound membrane includes a connection part connected to the at least two bracket parts and A first connection part, a second connection part of the splicing part and a main body part located between the first connection part and the second connection part, and the first connection part is located in the main body part and the second connection part outside.
- the basin frame has an outer surface located outside the basin frame, an inner surface disposed opposite to the outer surface, an outer end face away from the main body portion, and an outer end face opposite to the outer end face
- the inner end surface is provided
- the first connecting part is connected with the outer surface and the inner end surface of the basin frame, and covers the splicing part on the outer surface and the inner end surface of the basin frame.
- the first connecting portion includes a first sub-connecting portion connected to the inner end surface of the basin frame, and a second sub-connecting portion connected to the outer surface of the basin frame.
- the first sub-connection part is connected between the main body part and the second sub-connection part.
- the at least two bracket parts include a first bracket part and a second bracket part, the first bracket part and the second bracket part are fixedly connected to form at least one splicing part, the splicing part It comprises a first connecting structure arranged at one end of the first support portion, a second connecting structure arranged at one end of the second support portion, and a gap separating the first connecting structure and the second connecting structure, the The first connecting part further includes a third sub-connecting part arranged in the gap and connecting the first connecting structure and the second connecting structure, and the third sub-connecting part also connects the first sub-connecting part and the second connecting structure. the second sub-connector.
- the bracket portion includes at least one bent section and a first straight section and a second straight section connected to both ends of the bent section, and the first connecting section further includes a the first sub-connection part is connected to the fourth sub-connection part and is spaced from the second sub-connection part; Surface connection.
- the first sub-connection part, the second sub-connection part, the third sub-connection part, the fourth sub-connection part, the second connection part and the third connection part are integrally formed into the module , so that the first sub-connection part, the second sub-connection part, the third sub-connection part and the fourth sub-connection part are integrally formed on the basin frame.
- the basin frame has an outer surface located outside the basin frame, an inner surface disposed opposite to the outer surface, an outer end face away from the main body portion, and an outer end face opposite to the outer end face
- the first connecting part is also connected with the inner surface of the basin frame, and covers the splicing part on the inner surface of the basin frame.
- the basin frame has an outer surface located outside the basin frame, an inner surface disposed opposite to the outer surface, an outer end face away from the main body portion, and an outer end face opposite to the outer end face
- the inner end surface is provided
- the first connecting part is connected with the inner surface and the inner end surface of the basin frame, and covers the splicing part on the inner surface and the inner end surface of the basin frame.
- the basin frame has an outer surface located outside the basin frame, an inner surface disposed opposite to the outer surface, an outer end face away from the main body portion, and an outer end face opposite to the outer end face Set the inner end face;
- the at least two bracket parts include a first bracket part and a second bracket part, the first bracket part and the second bracket part are fixedly connected to form at least one splicing part, and the splicing part includes a splicing part arranged on the first bracket part. a first connecting structure at one end, a second connecting structure disposed at one end of the second bracket portion, and a gap separating the first connecting structure and the second connecting structure;
- the first connection part comprises a first sub-connection part connected with the inner end face of the basin frame and a third sub-connection part arranged in the gap and connected to the first connection structure and the second connection structure,
- the third sub-connection portion is also connected to the first sub-connection portion.
- the beneficial effect of the present invention is that: the present invention connects the first connecting portion of the sound film to the connecting position (ie the splicing portion) of the basin frame, and the present invention can further connect the splicing portion through a part of the sound film, thereby increasing the The connection stability and sealing effect of the splicing part improve the waterproof performance.
- a part of the sound film can be directly integrally formed on the basin frame, so as to realize the fixed connection with the basin frame.
- the first sub-connecting part of the sound membrane can cover the inner end surface of the basin frame where the splicing part is located
- the second sub-connecting part can cover the outer surface of the basin frame where the splicing part is located
- the third sub-connecting part can be filled in the splicing part. Therefore, the splicing part can be surrounded from different directions, the possibility of water leakage of the sounding device due to the unstable connection structure of the basin frame is greatly reduced, and the waterproof performance can be effectively improved.
- Fig. 1 is the front view of the sound producing device of the present invention
- FIG. 2 is a cross-sectional view of the sounding device shown in FIG. 1 along the P-P direction;
- Fig. 3 is an exploded view of the sounding device shown in Fig. 1;
- Fig. 4 is the perspective view of the vibration system in the sounding device of the present invention being fixedly connected to the basin frame;
- FIG 5 is another perspective view of the vibration system in the sound-generating device of the present invention being fixed to the basin frame;
- FIG. 6 is a perspective view of the vibrating membrane fixed to the basin frame in the sounding device of the present invention.
- FIG. 7 is a schematic diagram of the fixed connection between the sound membrane and the basin frame in the sounding device of the present invention.
- Fig. 8 is a partial enlarged view of A shown in Fig. 7;
- Fig. 9 is a partial enlarged view of B shown in Fig. 8.
- FIG. 10 is a perspective view of a basin frame in the sounding device of the present invention.
- Fig. 11 is a partial enlarged view of C shown in Fig. 10;
- FIG. 12 is a perspective view of a sound membrane in a sound producing device of the present invention.
- FIG. 13 is a partial enlarged view of D shown in FIG. 12 .
- FIG. 1 is a front view of the sounding device of the present invention
- FIG. 2 is a cross-sectional view of the sounding device shown in FIG. 1 along the P-P direction
- FIG. 3 is an exploded view of the sounding device shown in FIG. 1 .
- the present invention provides a sound-generating device 2
- the sound-generating device 2 may include a magnetic circuit system 10 , a vibration system 20 and a support system 30 .
- the support system 30 may serve as a carrier of the vibration system 20 and the magnetic circuit system 10 to support the vibration system 20 and the magnetic circuit system 10 .
- the magnetic circuit system 10 can drive the vibration system 20 to vibrate and emit sound.
- the support system 30 may include a basin frame 300 and a bottom plate 500 , the basin frame 300 may carry the magnetic circuit system 10 and the vibration system 20 , and the base plate 500 may be connected with the magnetic circuit system 10 .
- FIG. 4 is a perspective view of the vibration system in the sounding device of the present invention being fixed to the basin frame.
- 20 may include a diaphragm 200 , a voice coil 400 for driving the diaphragm 200 , and a circuit board 600 electrically connected to the voice coil 400 .
- the circuit board 600 may include a first flexible circuit board 620 electrically connected with the voice coil 400 and a second flexible circuit board 640 for connecting with an external circuit.
- the electrical connection between the voice coil 400 and the first flexible circuit board 620 can be understood as the electrical connection between the voice coil 400 and the first flexible circuit board 620, which can realize data transmission.
- the electrical connection between the two components can be understood as an electrical connection, such as a fixed connection using a signal line, which can realize data transmission.
- the voice coil 400 has a voice coil body 460 and a first lead 420 and a second lead 440 connected to the voice coil body 460 .
- the first lead 420 and the second lead 440 are both electrically connected to the first flexible circuit board 620 .
- the first lead 420 can be fixedly connected to the first flexible circuit board 620 through one pad, and the second lead 440 can be fixedly connected to the first flexible circuit board 620 through another pad, so as to realize the voice coil 400 and the first flexible circuit board 420 electrical connections.
- FIG. 6 is a perspective view of the vibrating membrane fixed to the basin frame in the sound producing device of the present invention.
- the vibrating membrane 200 may include a dome 280 , a sound membrane 240 located on the outer periphery of the dome 280 , a supporting dome 280 and a sound membrane 240 of the skeleton 260.
- the frame 260 is provided with a through hole 264 and a frame body 262 surrounding the through hole 264 , and a dome 280 can be placed on the outer surface of the frame 260 to cover the through hole 264 .
- the outer edge of the dome 280 and the inner edge of the sound membrane 240 are respectively fixed to the frame body 262 , and the outer edge of the sound membrane 240 is fixed to the basin frame 300 .
- the vibration system 20 may further include an auxiliary sound film 800
- the auxiliary sound film 800 may include a first auxiliary sound film 820 and a second auxiliary sound film 840 .
- the first auxiliary sound membrane 820 and the first flexible circuit board 620 are arranged on the basin frame 300
- the second auxiliary sound membrane 840 and the second flexible circuit board 640 are arranged on the basin frame 300 together.
- the first flexible circuit board 620 and the second flexible circuit board 640 may be placed on the same side of the basin frame 300 and at opposite ends of the basin frame 300 .
- basin frame 300 can also be fixedly connected with the magnetic circuit system 10 , so that the fixed connection between the magnetic circuit system 10 and the vibration system 20 can be realized through the basin frame 300 .
- FIG. 7 is a schematic diagram of the fixed connection between the sound membrane and the basin frame in the sounding device of the present invention.
- the basin frame 300 includes at least two bracket parts 300A and a splicing part 300B formed by fixed connection of two adjacent bracket parts 300A.
- the sound membrane 240 includes a first connecting part 241 connected to at least two bracket parts 300A and the splicing part 300B, a second connecting part 243 connected to the frame 260 and a connecting part 243 between the first connecting part 241 and the second connecting part 243
- the main body part 242 and the first connecting part 241 are located outside the main body part 242 and the second connecting part 243 .
- a part of the first connecting part 241 of the sound membrane 240 is connected to the connecting position of the basin frame 300 (ie, the splicing part 300B), or it can be understood that the first connecting part 241 of the sound membrane 240 can be provided to at least two bracket parts 300A and the corresponding part.
- the splicing part 300B formed by the fixed connection of the adjacent two bracket parts 300A realizes the fixed connection and sealing effect of the at least two bracket parts 300A and the splicing part 300B.
- the present invention can further connect the splicing portion 300B through a part of the sound membrane 240, thereby increasing the connection stability and sealing effect of the splicing portion 300B, and improving the waterproof performance.
- FIG. 8 is a partial enlarged view of A shown in FIG. 7
- FIG. 9 is a partial enlarged view of B shown in FIG. 8
- the bracket parts 300A can be fixedly connected to each other to form two splicing parts 300B
- the first connecting part 241 can be fixedly connected to the two bracket parts 300A and the two splicing parts 300B.
- the number of the bracket parts 300A in the present invention is not limited to two, and the number of the bracket parts 300A may also be three or more.
- the three bracket parts 300A can be fixedly connected in sequence to form three splicing parts 300B. That is, the number of the splicing parts 300B is the same as the number of the bracket parts 300A.
- the first connecting part 241 can be fixedly connected with all the bracket parts 300A and all the splicing parts 300B.
- bracket parts 300A in the present invention is also one, and two ends of one bracket part 300A form a splicing part 300B.
- the first connecting part 241 can be fixedly connected with a bracket part 300A and a splicing part 300B.
- bracket 300 including two bracket parts 300A and two splicing parts 300B as an example.
- FIG. 10 is a perspective view of a basin frame in the sounding device of the present invention.
- the basin frame 300 may have an outer surface 325 located outside the basin frame 300, an inner surface 326 disposed opposite to the outer surface, and connected to the inner surface 326.
- the outer end surface 327 and the inner end surface 328 between the outer surface 325.
- the outer end surface 327 and the inner end surface 328 are oppositely disposed, and the inner end surface 328 is far away from the magnetic circuit system 10 and can be fixedly connected with the sound membrane 240 .
- the bracket 300 may include two bracket parts 300A and two splicing parts 300B.
- the two bracket parts 300A are fixedly connected to each other, such as by welding, to form two spliced parts 300B.
- the two bracket parts 300A are fixedly connected to form a splicing part 300B, which can surround and form a storage space 300C.
- a part of the voice coil 400 can be installed in the storage space 300C.
- the two bracket parts 300A include a first bracket part 321 and a second bracket part 322 , and the first bracket part 321 and the second bracket part 322 are fixedly connected to form two splicing parts 300B.
- the two splicing parts 300B include a first splicing part 323 and a second splicing part 324 .
- FIG. 11 is a partial enlarged view of C shown in FIG. 10 .
- the first splicing part 323 includes one end of the first bracket part 321 fixedly connected to the first connection structure 3231 and the second bracket part 322 .
- One end of the second connection structure 3233 is fixedly connected, and the first connection structure 3231 and the second connection structure 3233 can be fixedly connected together by welding such as laser welding.
- welding such as laser welding.
- the first connection structure 3231 and the second connection structure 3233 are fixedly connected, there may be a butt weld.
- the first gap 3232 can be closed or sealed to improve the waterproof performance of the sounding device 2.
- the second splicing part 324 includes a third connecting structure 3241 fixedly connected with the other end of the first bracket part 321 and a fourth connecting structure 3243 fixedly connected with the other end of the second bracket part 322.
- the third connecting structure 3241 and the fourth connecting structure 3243 can be fixedly connected together by welding such as laser welding. After the third connection structure 3241 and the fourth connection structure 3243 are fixedly connected, there may be a splicing weld. For example, there is a second gap 3242 between the third connection structure 3241 and the fourth connection structure 3243. In order to prevent water leakage of the sounding device 2, the second gap 3242 can be closed or sealed to improve the waterproof performance of the sounding device 2.
- the first bracket portion 321 may be formed by bending the metal strip one or more times, such as twice.
- the first bracket portion 321 has at least one straight section and at least one bent section, such as the first bracket 321 has a first straight section 3211, a first bent section 3214, a second straight section 3212, and a second bent section in sequence.
- the folded section 3215 and the third straight section 3213, the first straight section 3211 and the second straight section 3212 are bent and arranged by the first bent section 3214 such as to be perpendicular to each other, the second straight section 3212 and the third straight section 3213 are bent and arranged such as to be perpendicular to each other by the second bending section 3215.
- the first straight section 3211 and the third straight section 3213 are disposed opposite, such as parallel to each other. In some embodiments of the present invention, the first straight section 3211 and the third straight section 3213 are symmetrically arranged with respect to the second straight section 3212 .
- the first connecting structure 3231 can be fixedly connected with the first straight section 3211
- the third connecting structure 3241 can be fixedly connected with the third straight section 3213 .
- the second bracket portion 322 may be formed by bending the metal strip one or more times, such as twice.
- the second bracket portion 322 has at least one straight section and at least one bent section, such as the second bracket 322 has a fourth straight section 3221, a third bent section 3224, a fifth straight section 3222, a fourth straight section 3221, a third bent section 3224, and a fourth Bent segment 3225 and sixth straight segment 3223.
- the fourth straight section 3221 and the fifth straight section 3222 are bent and arranged by the third bending section 3224 such as to be perpendicular to each other, and the fifth straight section 3222 and the sixth straight section 3223 are bent and arranged by the fourth bending section 3225 such as perpendicular to each other.
- the fourth straight section 3221 and the sixth straight section 3223 are disposed opposite, such as parallel to each other. In some embodiments of the present invention, the fourth straight section 3221 and the sixth straight section 3223 are symmetrically arranged with respect to the fifth straight section 3222 .
- the third connecting structure 3233 can be fixedly connected with the fourth straight section 3211
- the fourth connecting structure 3243 can be fixedly connected with the sixth straight section 3223 .
- one or more metal strips such as steel strips can be bent to form a bending structure, and welding operations are performed at the splicing position to form the basin frame 300 structure.
- the sound film 240 can be formed on the basin frame 300, so that a part of the sound film 240 can be fixedly connected with the basin frame 300, and a part of the sound film 240 can be fixedly connected to the splicing part 300B formed at the splicing position, so that the matching can be realized.
- the gaps (the first gap 3232 and the second gap 3242 ) of the splicing part 300B are sealed or/and closed, so as to improve the waterproof performance of the sound producing device 2 at the position of the basin frame 300 .
- the fixed connection between the sound membrane 240 and the basin frame 300 will be described in detail below in conjunction with the structure of the sound membrane 240 to improve the waterproof performance of the sound producing device 2 at the position of the basin frame 300 .
- FIG. 12 is a perspective view of the sound membrane in the sound producing device of the present invention
- FIG. 13 is a partial enlarged view of D shown in FIG. 12
- the sound membrane 240 may include a first connecting part 241 connected to at least two bracket parts 300A and at least two splicing parts 300B, a second connecting part 243 connected to the frame body 262 , and the first connecting part 241 and the second connecting part.
- the main body portion 242 between 243, the first connecting portion 241, the main body portion 242 and the second connecting portion 243 are connected in sequence and can be integrally formed.
- the first connecting portion 241 is located outside the main body portion 242 and the second connecting portion 243 .
- the first connecting portion 241 may be connected to the outer surface 325 and the inner end surface 328 of the basin frame 300, and cover the splicing portion 300B on the outer surface 325 and the inner end surface 328 of the basin frame 300 (No. a splicing part 323 and a second splicing part 324).
- the first connecting part 241 may include a first sub-connecting part 2411 connected with the inner end surface 328 of the basin frame 300, a second sub-connecting part 2412 connected with the outer surface 325 of the basin frame 300, and the first sub-connecting part 2411 is connected to the main body between the part 242 and the second sub-connection part 2412 .
- the first connecting portion 241 may also seal the first gap 3232 and the second gap 3242 .
- the first connecting portion 241 may further include two third sub-connecting portions 2413 disposed in the first slit 3232 and the second slit 3242, such as a third sub-connecting portion 2413 disposed in a first slit 3232 and connecting the first sub-connecting portion 2413.
- Another third sub-connecting portion 2413 is disposed in the second slot 3242 and connects the third connecting structure 3241 and the fourth connecting structure 3243 .
- the third sub-connecting portion 2413 is also connected to the first sub-connecting portion 2411 and the second sub-connecting portion 2412 , so that the waterproof performance of the sound producing device 2 at the position of the basin frame 300 can be further effectively improved.
- the first connecting portion 241 may further include a fourth sub-connecting portion 2414 that is connected to the first sub-connecting portion 2411 and is spaced apart from the second sub-connecting portion 2412.
- the fourth sub-connecting portion 2414 and the second sub-connecting portion 2412 are formed with spaced spaces 3415 for accommodating bent segments such as the first bent segment 3214 , the second bent segment 3215 , the third bent segment 3224 and the fourth bent segment 3225 .
- the fourth sub-connecting part 3414 can be connected with the bending sections such as the first bending section 3214 , the second bending section 3215 , the third bending section 3224 and the fourth bending section 3225 , and the inner part of the basin frame 300
- the surfaces 326 are connected to increase the stability of the fixed connection between the sound membrane 240 and the basin frame 300, and at the same time, the possibility of deformation of the bending section of the basin frame 300 due to stress can be reduced.
- the first connecting portion 241 , the second connecting portion 243 and the main body portion 242 of the sound membrane 240 surround and form an accommodating space 244 for accommodating the dome 280 .
- the outer end surface 325 of the basin frame 300 is away from the main body portion 242 .
- the first connecting portion 241 may also be connected to the inner surface 326 of the basin frame 300 and cover the splicing portion 300B on the inner surface 326 of the basin frame 300 .
- a part of the sound membrane 240 can be directly integrally formed on the basin frame 300 , so as to realize the fixed connection with the basin frame 300 .
- the first sub-connecting portion 2411 of the sound membrane 240 can cover the inner end surface 327 of the basin frame 300 where the splicing portion 300B of the basin frame 300 is located, and the second sub-connecting portion 2422 can cover the outer surface of the basin frame 300 where the splicing portion 300B is located. 325.
- the third sub-connecting part 2423 can be filled in the gaps of the splicing part 300B (the first gap 3232 and the second gap 3242), so that the splicing part 300B can be surrounded from different directions, greatly reducing the noise caused by the sounding device 2.
- the connection structure of the frame 300 is unstable and the possibility of water leakage can effectively improve the waterproof performance.
- the magnetic circuit system 10 may include a pole core 170 , a yoke 160 , a main magnet 150 , a first secondary magnet 110 , a second secondary magnet 120 , a third secondary magnet 130 , and a fourth secondary magnet 140 .
- the magnetic yoke 160 is arranged around the outer side of the voice coil 400 , and the magnetic yoke 160 and the sound membrane 240 are spaced apart from each other.
- the magnetic yoke 160 has a groove 162 and a yoke body 164 surrounding the groove 162 . A portion of the voice coil 400 may be placed in the groove 162 , and the pole core 170 may be placed in the groove 162 .
- the yoke body 164 may surround the outside of the voice coil 400 and the pole core 170 .
- the pole core 170 may be stacked with the main magnetic steel 150 , and the pole core 170 may be placed inside the voice coil body 460 of the voice coil 400 to increase the stability of the voice coil body 460 .
- the main magnetic steel 150 , the first auxiliary magnetic steel 110 , the second auxiliary magnetic steel 120 , the third auxiliary magnetic steel 130 and the fourth auxiliary magnetic steel 140 are all fixed on one side of the yoke 160 , and the first auxiliary magnetic steel 110 , the second auxiliary magnetic steel 120, the third auxiliary magnetic steel 130 and the fourth auxiliary magnetic steel 140 are arranged around the periphery of the main magnetic steel 150, and the first auxiliary magnetic steel 110, the second auxiliary magnetic steel 120, the third auxiliary magnetic steel Both the steel 130 and the fourth secondary magnet 140 have a magnetic gap with the main magnet 150, and a part of the voice coil 400 is inserted into the magnetic gap.
- the bottom plate 500 may be covered on the side of the main magnetic steel 150 , the first auxiliary magnetic steel 110 , the second auxiliary magnetic steel 120 , the third auxiliary magnetic steel 130 and the fourth auxiliary magnetic steel 140 which is away from the voice coil 400 .
- the pole core 170 is disposed on the side of the main magnetic steel 150 away from the bottom plate 500 .
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
本发明提供了一种发声装置,包括盆架和固接于盆架的振动***,振动***包括振膜和驱动所述振膜振动的音圈,所述振膜包括球顶和位于所述球顶外周的音膜,所述盆架包括至少两个支架部和相邻两个支架部固定连接形成的拼接部,所述音膜包括连接于所述至少两个支架部和所述拼接部的第一连接部、第二连接部和位于所述第一连接部和第二连接部之间的主体部,且所述第一连接部位于所述主体部和第二连接部的外侧。本发明可以提升发声装置的防水性能。
Description
本发明要求于2020年11月30日提交中国专利局、申请号为202011380509.5、发明名称为“一种发声装置”的中国专利申请的优先权,其全部内容通过引用结合在本发明中。
本发明涉及声电领域,尤其涉及一种发声装置。
现有技术的扬声器具有振动***,振动***的音膜的外周可以与一盆架连接、并由该盆架支撑。其中盆架在生产加工过程中,可以由一段金属板材弯折四次成型,金属板材弯折成型后的两个自由端可以采用焊接的方式固定连接在一起。然而,在实际加工过程中发现,焊接后的盆架在其焊接位置处容易存在缝隙,存在从缝隙中防水失效的风险。
因此,有必要提供一种新的发声装置解决上述技术问题。
本发明的目的在于提供一种发声装置,提高防水性能。
本发明的技术方案如下:一种发声装置,包括盆架和固接于所述盆架的振动***,振动***包括振膜和驱动所述振膜振动的音圈,所述振膜包括球顶和位于所述球顶外周的音膜,所述盆架包括至少两个支架部和相邻两个支架部固定连接形成的拼接部,所述音膜包括连接于所述至少两个支架部和所述拼接部的第一连接部、第二连接部和位于所述第一连接部和第二连接部之间的主体部,且所述第一连接部位于所述主体部和第二连接部的外侧。
本发明一个可选实施例中,所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面,所述第一连接部与所述盆架的外表面和内端面连接、并在所述盆架的外表面和内端面覆盖住所述拼接部。
本发明一个可选实施例中,所述第一连接部包括与所述盆架的内端面连接的第一子连接部、与所述盆架的外表面连接的第二子连接部,所述第一子连接部连接于所述主体部和所述第二子连接部之间。
本发明一个可选实施例中,所述至少两个支架部包括第一支架部和第二支架部,所述第一支架部和第二支架部固定连接形成至少一个拼接部,所述拼接部包括设置于所述第一支架部一端的第一连接结构、设置于所述第二支架部一端的第二连接结构以及将所述第一连接结构和第二连接结构间隔开的缝隙,所述第一连接部还包括设置于所述缝隙内、并连接所述第一连接结构和第二连接结构的第三子连接部,所述第三子连接部还连接所述第一子连接部和第二子连接部。
本发明一个可选实施例中,所述支架部包括至少一个弯折段和连接于所述弯折段两端的第一平直段和第二平直段,所述第一连接部还包括与所述第一子连接部连接、且与所述第二子连接部间隔设置的第四子连接部,所述第四子连接部与所述弯折段连接、且与所述盆架的内表面连接。
本发明一个可选实施例中,所述第一子连接部、第二子连接部、第三子连接部、第四子连接部、第二连接部和第三连接部一体成型为所述模块,使得所述第一子连接部、第二子连接部、第三子连接部和第四子连接部一体成型于所述盆架上。
本发明一个可选实施例中,所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面,所述第一连接部还与所述盆架的内表面连接、并在所述盆架的内表面覆盖住所述拼接部。
本发明一个可选实施例中,所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面,所述第一连接部与所述盆架的内表面和内端面连接、并在所述盆架的内表面和内端面覆盖住所述拼接部。
本发明一个可选实施例中,所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面;
所述至少两个支架部包括第一支架部和第二支架部,所述第一支架部和第二支架部固定连接形成至少一个拼接部,所述拼接部包括设置于所述第一支架部一端的第一连接结构、设置于所述第二支架部一端的第二连接结构以及将所述第一连接结构和第二连接结构间隔开的缝隙;
所述第一连接部包括与所述盆架的内端面连接的第一子连接部以及设置于所述缝隙内、并连接所述第一连接结构和第二连接结构的第三子连接部,所述第三子连接部还连接所述第一子连接部。
本发明的有益效果在于:本发明将音膜的第一连接部连接到盆架的连接位置处(即拼接部),本发明可以通过音膜的一部分实现对拼接部的进一步连接,从而可以增加拼接部的连接稳定性和密封效果,提升防水性能。
本发明可以将音膜的一部分直接一体成型在盆架上,从而实现与盆架的固定连接。同时,音膜的第一子连接部可以覆盖住拼接部所在盆架的内端面,第二子连接部可以覆盖住拼接部所在盆架的外表面,第三子连接部可以填充于拼接部的缝隙内,从而可以从不同的方向实现对拼接部的包围,大大降低发声装置因盆架的连接结构不稳定而漏水的可能性,能够有效提升防水性能。
图1为本发明的发声装置的主视图;
图2为图1所示发声装置沿P-P方向的剖视图;
图3为图1所示发声装置的***图;
图4为本发明发声装置中振动***固接于盆架的立体图;
图5为本发明发声装置中振动***固接于盆架的另一立体图;
图6为本发明发声装置中振膜固接于盆架的立体图;
图7为本发明发声装置中音膜和盆架固定连接的示意图;
图8为图7所示A的局部放大图;
图9为图8所示B的局部放大图;
图10为本发明发声装置中盆架的立体图;
图11为图10所示C的局部放大图;
图12为本发明发声装置中音膜的立体图;
图13为图12所示D的局部放大图。
下面结合附图和实施方式对本发明作进一步说明。
请参阅图1、图2和图3,图1为本发明的发声装置的主视图,图2为图1所示发声装置沿P-P方向的剖视图,图3为图1所示发声装置的***图。本发明提供了一种发声装置2,发声装置2可以包括磁路***10、振动***20和支撑***30。支撑***30可以作为振动***20和磁路***10的载体,以支撑振动***20和磁路***10。磁路***10可以驱动振动***20振动发声。其中,支撑***30可以包括盆架300和底板500,盆架300可以承载磁路***10和振动***20,底板500可以与磁路***10连接。
请一并结合图4和图5,图4为本发明发声装置中振动***固接于盆架的立体图,图5为本发明发声装置中振动***固接于盆架的另一立体图,振动***20可以包括振膜200、驱动该振膜200的音圈400、和与音圈400电连接的电路板600。
电路板600可以包括与音圈400电连接的第一柔性电路板620和用来与外部电路连接的第二柔性电路板640。其中,音圈400和第一柔性电路板620电连接可以理解为音圈400和第一柔性电路板620电性连接,可以实现数据的传输。应理解两个部件的电连接可以理解为电性连接,诸如采用信号线的方式进行固定连接,可以实现数据的传输。
音圈400具有音圈本体460以及与音圈本体460连接的第一引线420和第二引线440,第一引线420和第二引线440均与第一柔性电路板620电连接。第一引线420可以通过一个焊盘与第一柔性电路板620固定连接,第二引线440可以通过另一个焊盘与第一柔性电路板620固定连接,以实现音圈400和第一柔性电路板420的电连接。
请一并参阅图6,图6为本发明发声装置中振膜固接于盆架的立体图,振膜200可以包括球顶280、位于球顶280外周的音膜240以及支撑球顶280和音膜240的骨架260。骨架260设有通孔264以及围绕形成该通孔264的骨架主体262,球顶280可以置于骨架260的外表面,以覆盖住通孔264。球顶280的外边缘和音膜240的内边缘分别固定于骨架主体262,音膜240的外边缘固定于盆架300。
本发明一些实施方式,振动***20还可以包括辅助音膜800,辅助音膜800可以包括第一辅助音膜820和第二辅助音膜840。第一辅助音膜820和第一柔性电路板620设置于盆架300,第二辅助音膜840和第二柔性电路板640一起设置于盆架300。第一柔性电路板620和第二柔性电路板640可以置于盆架300的同一面、且位于盆架300的相对两端位置。
需说明的是,盆架300还可以与磁路***10固定连接,从而通过盆架300可以实现磁路***10和振动***20的固定连接。
请一并参阅图7,图7为本发明发声装置中音膜和盆架固定连接的示意图,盆架300包括至少两个支架部300A和相邻两个支架部300A固定连接形成的拼接部300B,音膜240包括连接于至少两个支架部300A和拼接部300B的第一连接部241、连接于骨架260的第二连接部243和位于第一连接部241和第二连接部243之间的主体部242,且第一连接部241位于主体部242和第二连接部243的外侧。
音膜240的第一连接部241的一部分连接到盆架300的连接位置处(即拼接部300B),或者理解为音膜240的第一连接部241可以设置到至少两个支架部300A以及相邻两个支架部300A固定连接形成的拼接部300B,实现对至少两个支架部300A和拼接部300B的固定连接和密封效果。本发明可以通过音膜240的一部分实现对拼接部300B的进一步连接,从而可以增加拼接部300B的连接稳定性和密封效果,提升防水性能。
请一并参阅图8和图9,图8为图7所示A的局部放大图,图9为图8所示B的局部放大图,盆架300的支架部300A可以为两个,两个支架部300A相互固定连接可以形成两个拼接部300B,第一连接部241可以与两个支架部300A以及两个拼接部300B进行固定连接。
应理解,本发明支架部300A的个数并不限于两个,支架部300A的个数也可以为三个或更多个。当支架部300A的个数为三个时,三个支架部300A可以依次固定连接形成三个拼接部300B。即拼接部300B的个数和支架部300A的个数相同。第一连接部241可以与所有的支架部300A以及所有的拼接部300B进行固定连接。
还应理解,本发明支架部300A的个数为一个也是可以的,一个支架部300A的两端形成一个拼接部300B。第一连接部241可以与一个支架部300A以及一个拼接部300B进行固定连接。
下面以支架300包括两个支架部300A和两个拼接部300B为例进行说明。
请一并参阅图10,图10为本发明发声装置中盆架的立体图,盆架300可以具有位于盆架300外侧的外表面325、与外表面相反设置的内表面326、连接于内表面326和外表面325之间的外端面327和内端面328。其中外端面327和内端面328相反设置,且内端面328远离磁路***10、并可以与音膜240固定连接。
支架300可以包括两个支架部300A和两个拼接部300B。两个支架部300A相互固定连接诸如焊接形成两个拼接部300B。两个支架部300A固定连接形成拼接部300B可以围绕形成一收纳空间300C。其中音圈400的一部分可以装入到收纳空间300C内。
两个支架部300A包括第一支架部321和第二支架部322,第一支架部321和第二支架部322固定连接,以形成两个拼接部300B。两个拼接部300B包括第一拼接部323和第二拼接部324。
请一并参阅图11,图11为图10所示C的局部放大图,第一拼接部323包括与第一支架部321的一端固定连接到第一连接结构3231和与第二支架部322的一端固定连接的第二连接结构3233,第一连接结构3231和第二连接结构3233可以采用焊接诸如激光焊接的方式固定连接在一起。第一连接结构3231和第二连接结构3233固定连接后可能存在拼接焊缝。诸如第一连接结构3231和第二连接结构3233之间具有第一缝隙3232,本发明为了防止发声装置2漏水,可以对第一缝隙3232进行封闭或密封操作,以提升发声装置2的防水性能。
第二拼接部324包括与第一支架部321的另一端固定连接的第三连接结构3241和与第二支架部322的另一端固定连接的第四连接结构3243,第三连接结构3241和第四连接结构3243可以采用焊接诸如激光焊接的方式固定连接在一起。第三连接结构3241和第四连接结构3243固定连接后可能存在拼接焊缝。诸如第三连接结构3241和第四连接结构3243之间具有第二缝隙3242,本发明为了防止发声装置2漏水,可以对第二缝隙3242进行封闭或密封操作,以提升发声装置2的防水性能。
第一支架部321可以采用金属条弯折一次或多次诸如两次成型。第一支架部321具有至少一个平直段和至少一个弯折段,诸如第一支架321具有依次连接第一平直段3211、第一弯折段3214、第二平直段3212、第二弯折段3215和第三平直段3213,第一平直段3211和第二平直段3212通过第一弯折段3214弯折设置诸如相互垂直,第二平直段3212和第三平直段3213通过第二弯折段3215弯折设置诸如相互垂直。第一平直段3211和第三平直段3213相对设置,诸如相互平行设置。本发明一些实施例第一平直段3211和第三平直段3213相对于第二平直段3212对称设置。
第一连接结构3231可以与第一平直段3211固定连接,第三连接结构3241可以与第三平直段3213固定连接。
第二支架部322可以采用金属条弯折一次或多次诸如两次成型。第二支架部322具有至少一个平直段和至少一个弯折段,诸如第二支架322具有依次连接的第四平直段3221、第三弯折段3224、第五平直段3222、第四弯折段3225和第六平直段3223。第四平直段3221和第五平直段3222通过第三弯折段3224弯折设置诸如相互垂直,第五平直段3222和第六平直段3223通过第四弯折段3225弯折设置诸如相互垂直。第四平直段3221和第六平直段3223相对设置,诸如相互平行设置。本发明一些实施例第四平直段3221和第六平直段3223相对于第五平直段3222对称设置。
第三连接结构3233可以与第四平直段3211固定连接,第四连接结构3243可以与第六平直段3223固定连接。
本发明在实际生产加工音膜240和盆架300的过程中,可以先将采用一条或多条金属条诸如钢条弯折成型弯折结构,并在拼接位置进行焊接操作以形成盆架300结构。然后可以将音膜240成型在盆架300上,从而可以使得音膜240的一部分与盆架300固定连接,且确保音膜240的一部分固定连接到拼接位置所形成的拼接部300B,可以实现对拼接部300B的缝隙(第一缝隙3232和第二缝隙3242)密封或/和封闭,以提升发声装置2在盆架300位置的防水性能。
下面结合音膜240的结构详细说明音膜240与盆架300的固定连接以提升发声装置2在盆架300位置的防水性能。
请一并参阅图12和图13,图12为本发明发声装置中音膜的立体图,图13为图12所示D的局部放大图。音膜240可以包括连接于至少两个支架部300A和至少两个拼接部300B的第一连接部241、连接于骨架本体262的第二连接部243和位于第一连接部241和第二连接部243之间的主体部242,第一连接部241、主体部242和第二连接部243依次连接,可以一体成型。其中,第一连接部241位于主体部242和第二连接部243的外侧。
本发明一种可选实施方式中,第一连接部241可以与盆架300的外表面325和内端面328连接、且在盆架300的外表面325和内端面328覆盖住拼接部300B(第一拼接部323和第二拼接部324)。第一连接部241可以包括与盆架300的内端面328连接的第一子连接部2411、与盆架300的外表面325连接的第二子连接部2412,第一子连接部2411连接于主体部242和第二子连接部2412之间。
本发明一种可选实施方式中,第一连接部241还可以密封住第一缝隙3232和第二缝隙3242。第一连接部241还可以包括设置于第一缝隙3232和第二缝隙3242的两个第三子连接部2413,诸如一个第三子连接部2413设置于一个第一缝隙3232内、并连接第一连接结构3231和第二连接结构3233。另一个第三子连接部2413设置于第二缝隙3242内、并连接第三连接结构3241和第四连接结构3243。第三子连接部2413还连接第一子连接部2411和第二子连接部2412,从而可以进一步有效提升发声装置2在盆架300位置的防水性能。
本发明一种可选实施方式中,第一连接部241还可以包括与第一子连接部2411连接、且与第二子连接部2412间隔设置的第四子连接部2414,第四子连接部2414和第二子连接部2412间隔形成有用来容置弯折段诸如第一弯折段3214、第二弯折段3215、第三弯折段3224和第四弯折段3225的间隔空间3415。从而使得第四子连接部3414可以与弯折段诸如第一弯折段3214、第二弯折段3215、第三弯折段3224和第四弯折段3225连接、且与盆架300的内表面326连接,以增加音膜240和盆架300的固定连接稳定性,同时可以降低盆架300的弯折段因应力作用而变形的可能性。
音膜240的第一连接部241、第二连接部243和主体部242围绕形成一用来容置球顶280的容置空间244。
其中,盆架300的外端面325远离主体部242。
本发明一种可选实施方式中,第一连接部241还可以与盆架300的内表面326连接、并在盆架300的内表面326覆盖住拼接部300B。
本发明可以将音膜240的一部分直接一体成型在盆架300上,从而实现与盆架300的固定连接。同时,音膜240的第一子连接部2411可以覆盖住盆架300的拼接部300B所在盆架300的内端面327,第二子连接部2422可以覆盖住拼接部300B所在盆架300的外表面325,第三子连接部2423可以填充于拼接部300B的缝隙(第一缝隙3232和第二缝隙3242)内,从而可以从不同的方向实现对拼接部300B的包围,大大降低发声装置2因盆架300的连接结构不稳定而漏水的可能性,能够有效提升防水性能。
磁路***10可以包括极芯170、磁轭160、主磁钢150、第一副磁钢110、第二副磁钢120、第三副磁钢130、第四副磁钢140。磁轭160围设在音圈400的外侧,且磁轭160与音膜240相互间隔设置,磁轭160具有凹槽162和围绕形成该凹槽162的磁轭本体164。音圈400的一部分可以置于凹槽162内,极芯170可以置于凹槽162内。磁轭本体164可以围绕音圈400和极芯170的外侧。极芯170可以与主磁钢150层叠设置,且极芯170可以置于音圈400的音圈本体460内侧,以增加音圈本体460的稳定性。
其中,主磁钢150、第一副磁钢110、第二副磁钢120、第三副磁钢130和第四副磁钢140均固定设置在磁轭160的一面,第一副磁钢110、第二副磁钢120、第三副磁钢130和第四副磁钢140围设在主磁钢150的周缘,且第一副磁钢110、第二副磁钢120、第三副磁钢130和第四副磁钢140均与主磁钢150之间具有磁间隙,音圈400的一部分***至磁间隙内。
底板500可以盖设在主磁钢150、第一副磁钢110、第二副磁钢120、第三副磁钢130和第四副磁钢140中背离音圈400的一侧。极芯170设置于主磁钢150远离底板500的一面。
以上所述的仅是本发明的实施方式,在此应当指出,对于本领域的普通技术人员来说,在不脱离本发明创造构思的前提下,还可以做出改进,但这些均属于本发明的保护范围。
Claims (9)
- 一种发声装置,包括盆架和固接于所述盆架的振动***,所述振动***包括振膜和驱动所述振膜振动的音圈,所述振膜包括球顶和位于所述球顶外周的音膜,其特征在于,所述盆架包括至少两个支架部和相邻两个支架部固定连接形成的拼接部,所述音膜包括连接于所述至少两个支架部和所述拼接部的第一连接部、第二连接部和位于所述第一连接部和第二连接部之间的主体部,且所述第一连接部位于所述主体部和第二连接部的外侧。
- 根据权利要求1所述的发声装置,其特征在于:所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面,所述第一连接部与所述盆架的外表面和内端面连接、并在所述盆架的外表面和内端面覆盖住所述拼接部。
- 根据权利要求2所述的发声装置,其特征在于:所述第一连接部包括与所述盆架的内端面连接的第一子连接部、与所述盆架的外表面连接的第二子连接部,所述第一子连接部连接于所述主体部和所述第二子连接部之间。
- 根据权利要求3所述的发声装置,其特征在于:所述至少两个支架部包括第一支架部和第二支架部,所述第一支架部和第二支架部固定连接形成至少一个拼接部,所述拼接部包括设置于所述第一支架部一端的第一连接结构、设置于所述第二支架部一端的第二连接结构以及将所述第一连接结构和第二连接结构间隔开的缝隙,所述第一连接部还包括设置于所述缝隙内、并连接所述第一连接结构和第二连接结构的第三子连接部,所述第三子连接部还连接所述第一子连接部和第二子连接部。
- 根据权利要求4所述的发声装置,其特征在于:所述支架部包括至少一个弯折段和连接于所述弯折段两端的第一平直段和第二平直段,所述第一连接部还包括与所述第一子连接部连接、且与所述第二子连接部间隔设置的第四子连接部,所述第四子连接部与所述弯折段连接、且与所述盆架的内表面连接。
- 根据权利要求5所述的发声装置,其特征在于:所述第一子连接部、第二子连接部、第三子连接部、第四子连接部、第二连接部和第三连接部一体成型为所述音膜,使得所述第一子连接部、第二子连接部、第三子连接部和第四子连接部一体成型于所述盆架上。
- 根据权利要求2至6任一项所述的发声装置,其特征在于:所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面,所述第一连接部还与所述盆架的内表面连接、并在所述盆架的内表面覆盖住所述拼接部。
- 根据权利要求1所述的发声装置,其特征在于:所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面,所述第一连接部与所述盆架的内表面和内端面连接、并在所述盆架的内表面和内端面覆盖住所述拼接部。
- 根据权利要求1所述的发声装置,其特征在于:所述盆架具有位于所述盆架外侧的外表面、与所述外表面相反设置的内表面、远离所述主体部的外端面和与所述外端面相反设置的内端面;所述至少两个支架部包括第一支架部和第二支架部,所述第一支架部和第二支架部固定连接形成至少一个拼接部,所述拼接部包括设置于所述第一支架部一端的第一连接结构、设置于所述第二支架部一端的第二连接结构以及将所述第一连接结构和第二连接结构间隔开的缝隙;所述第一连接部包括与所述盆架的内端面连接的第一子连接部以及设置于所述缝隙内、并连接所述第一连接结构和第二连接结构的第三子连接部,所述第三子连接部还连接所述第一子连接部。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011380509.5A CN112423201B (zh) | 2020-11-30 | 2020-11-30 | 一种发声装置 |
CN202011380509.5 | 2020-11-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022110375A1 true WO2022110375A1 (zh) | 2022-06-02 |
Family
ID=74830649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2020/136991 WO2022110375A1 (zh) | 2020-11-30 | 2020-12-16 | 一种发声装置 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN112423201B (zh) |
WO (1) | WO2022110375A1 (zh) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107396262A (zh) * | 2017-08-07 | 2017-11-24 | 瑞声声学科技(深圳)有限公司 | 扬声器及电子设备 |
US20170347197A1 (en) * | 2016-05-26 | 2017-11-30 | AAC Technologies Pte. Ltd. | Speaker |
US20180027333A1 (en) * | 2016-07-21 | 2018-01-25 | AAC Technologies Pte. Ltd. | Miniature speaker |
CN109348371A (zh) * | 2018-09-30 | 2019-02-15 | 瑞声科技(新加坡)有限公司 | 发声器件 |
CN209823999U (zh) * | 2019-06-25 | 2019-12-20 | 嘉兴市迪贝斯电声有限公司 | 方形压边圈 |
US20200045458A1 (en) * | 2018-08-01 | 2020-02-06 | Aac Acoustic Technologies (Shenzhen) Co., Ltd. | Sound device |
CN111093138A (zh) * | 2019-12-13 | 2020-05-01 | 瑞声科技(新加坡)有限公司 | 发声器件 |
CN211720737U (zh) * | 2019-12-11 | 2020-10-20 | 瑞声科技(新加坡)有限公司 | 一种扬声器振动件 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN206341411U (zh) * | 2016-12-12 | 2017-07-18 | 瑞声科技(新加坡)有限公司 | 扬声器单体及扬声器箱 |
CN206524944U (zh) * | 2017-01-18 | 2017-09-26 | 瑞声科技(新加坡)有限公司 | 扬声器及使用该扬声器的扬声器箱 |
CN206602642U (zh) * | 2017-01-18 | 2017-10-31 | 瑞声科技(新加坡)有限公司 | 扬声器及使用该扬声器的扬声器箱 |
CN207010972U (zh) * | 2017-07-28 | 2018-02-13 | 常州市润蒙声学科技有限公司 | 扬声器 |
CN207869371U (zh) * | 2018-01-27 | 2018-09-14 | 瑞声科技(新加坡)有限公司 | 扬声器 |
CN110446145A (zh) * | 2019-06-26 | 2019-11-12 | 瑞声科技(新加坡)有限公司 | 发声器件 |
WO2021000215A1 (zh) * | 2019-07-01 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | 一种发声装置 |
CN210670541U (zh) * | 2019-10-09 | 2020-06-02 | 深圳市信维声学科技有限公司 | 一种微型扬声器 |
CN210641017U (zh) * | 2019-10-11 | 2020-05-29 | 瑞声科技(新加坡)有限公司 | 发声器件 |
-
2020
- 2020-11-30 CN CN202011380509.5A patent/CN112423201B/zh active Active
- 2020-12-16 WO PCT/CN2020/136991 patent/WO2022110375A1/zh active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20170347197A1 (en) * | 2016-05-26 | 2017-11-30 | AAC Technologies Pte. Ltd. | Speaker |
US20180027333A1 (en) * | 2016-07-21 | 2018-01-25 | AAC Technologies Pte. Ltd. | Miniature speaker |
CN107396262A (zh) * | 2017-08-07 | 2017-11-24 | 瑞声声学科技(深圳)有限公司 | 扬声器及电子设备 |
US20200045458A1 (en) * | 2018-08-01 | 2020-02-06 | Aac Acoustic Technologies (Shenzhen) Co., Ltd. | Sound device |
CN109348371A (zh) * | 2018-09-30 | 2019-02-15 | 瑞声科技(新加坡)有限公司 | 发声器件 |
CN209823999U (zh) * | 2019-06-25 | 2019-12-20 | 嘉兴市迪贝斯电声有限公司 | 方形压边圈 |
CN211720737U (zh) * | 2019-12-11 | 2020-10-20 | 瑞声科技(新加坡)有限公司 | 一种扬声器振动件 |
CN111093138A (zh) * | 2019-12-13 | 2020-05-01 | 瑞声科技(新加坡)有限公司 | 发声器件 |
Also Published As
Publication number | Publication date |
---|---|
CN112423201A (zh) | 2021-02-26 |
CN112423201B (zh) | 2022-01-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111405431B (zh) | 发声器件及其扬声器箱 | |
WO2020024669A1 (zh) | 扬声器 | |
WO2021097954A1 (zh) | 发声器件 | |
WO2020024661A1 (zh) | 扬声器 | |
US4276452A (en) | Membrane type electro-acoustic transducer | |
WO2021232475A1 (zh) | 一种扬声器 | |
WO2019205659A1 (zh) | 发声装置单体、发声模组及电子终端 | |
WO2021232473A1 (zh) | 一种扬声器 | |
WO2022007024A1 (zh) | 扬声器 | |
WO2021223255A1 (zh) | 发声器件 | |
WO2022068009A1 (zh) | 发声器件 | |
WO2022000632A1 (zh) | 柔性电路板和扬声器 | |
WO2022006923A1 (zh) | 扬声器 | |
WO2021253534A1 (zh) | 发声器件 | |
WO2022110375A1 (zh) | 一种发声装置 | |
US11641549B2 (en) | Sounding device | |
US11765514B2 (en) | Speaker | |
WO2022110361A1 (zh) | 发声装置 | |
WO2022110470A1 (zh) | 发声器件 | |
WO2022126778A1 (zh) | 发声装置 | |
WO2022110468A1 (zh) | 发声器件 | |
CN213462266U (zh) | 发声器件 | |
US11589166B1 (en) | Speaker | |
US11722823B2 (en) | Speaker | |
WO2022110363A1 (zh) | 一种发声装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20963263 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20963263 Country of ref document: EP Kind code of ref document: A1 |