CN210168204U - Loudspeaker module - Google Patents
Loudspeaker module Download PDFInfo
- Publication number
- CN210168204U CN210168204U CN201921033545.7U CN201921033545U CN210168204U CN 210168204 U CN210168204 U CN 210168204U CN 201921033545 U CN201921033545 U CN 201921033545U CN 210168204 U CN210168204 U CN 210168204U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- upper cover
- baffle
- plate
- bottom wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011358 absorbing material Substances 0.000 claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 24
- 238000005192 partition Methods 0.000 claims abstract description 20
- 210000005056 cell body Anatomy 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims description 21
- 230000000903 blocking effect Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 6
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000178 monomer Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 6
- 210000003205 muscle Anatomy 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229920004933 Terylene® Polymers 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
-
- 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
Abstract
The utility model provides a loudspeaker module, which comprises an upper cover plate with a containing cavity, a lower cover plate and a loudspeaker monomer, wherein the upper cover plate is provided with an upper cover plate bottom wall and a convex rib extending from the upper cover plate bottom wall to the lower cover plate in the area where the loudspeaker monomer is not placed, the loudspeaker module also comprises a ventilating partition fixed on the convex rib, the upper cover plate bottom wall, the convex rib and the ventilating partition are commonly enclosed to form an air flow groove body, the lower cover plate is provided with a baffle, the loudspeaker module also comprises a reinforcing rib plate clamped between the baffle and the ventilating partition, the baffle, the lower cover plate bottom wall and the ventilating partition jointly form a filling cavity for containing sound-absorbing materials, the baffle is located the air current cell body within range along the projection of upper cover plate and lower apron equipment direction thereby make the air current cell body with accept between the chamber and the air current cell body with fill between the chamber all through ventilative separator air current intercommunication.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an electroacoustic conversion field especially relates to a speaker module.
[ background of the invention ]
In a speaker device comprising a speaker, a housing and a resonance space, a gas absorbing material, also called sound absorbing material, e.g. activated carbon or zeolite, may be placed therein to improve the sound production of the speaker device. The gas absorption material in the resonance space of the loudspeaker leads to an apparent virtual enlargement (virtual environment) of the resonance space through the gas absorption and release effects, so that the resonance frequency of the loudspeaker device is reduced to a value that can be achieved with a larger resonance space, generally for improving the low frequency effect of the loudspeaker.
In general speaker, set up special region and be used for placing sound absorbing material, the research that is used for placing sound absorbing material's region to the speaker is continuously going on, and the general research direction is that the air current compliance in receiving more sound absorbing material and compromise the speaker working process simultaneously in limited space, consequently, how set up sound absorbing material place the space and how make the air current get into sound absorbing material region again through longer route, become the utility model discloses the problem that needs the solution.
[ Utility model ] content
An object of the utility model is to provide a can encapsulate more DBASS polymer nanometer powder with the speaker module of the performance of full play DBASS polymer nanometer powder.
The technical scheme of the utility model as follows:
the loudspeaker module provided by the embodiment comprises an upper cover plate with a containing cavity, a lower cover plate arranged opposite to the upper cover plate, a loudspeaker monomer accommodated in the containing cavity and fixed on the upper cover plate, wherein the upper cover plate is provided with an upper cover plate bottom wall and a convex rib extending from the upper cover plate bottom wall to the lower cover plate in an area where the loudspeaker monomer is not placed, the loudspeaker module further comprises a ventilating partition fixed on the convex rib, the upper cover plate bottom wall, the convex rib and the ventilating partition are jointly enclosed to form an airflow groove body, the lower cover plate is provided with a lower cover plate bottom wall and a baffle extending from the lower cover plate bottom wall to the upper cover plate and abutted to the ventilating partition, the loudspeaker module further comprises a reinforcing rib plate clamped between the baffle and the ventilating partition, and the baffle is provided with a reinforcing rib plate, The stiffening rib plate the upper cover plate diapire the lower cover plate diapire and ventilative separator constitutes the packing chamber that holds sound absorbing material jointly, the baffle with the stiffening rib plate is followed the projection coincidence of upper cover plate and apron equipment direction down just is located thereby the air current cell body within range makes the air current cell body with accept between the chamber and the air current cell body with all communicate through ventilative separator air current between the packing chamber.
Preferably, the reinforcing rib plates are made of stainless steel, and the reinforcing rib plates and the baffle plates and the reinforcing rib plates and the breathable isolating pieces are fixedly connected through double faced adhesive tapes.
Preferably, the protruding muscle encloses the side wall of establishing the formation air current cell body, the groove lateral wall is equipped with the orientation the groove roof wall of apron diapire down, ventilative separator covers completely fits the groove roof wall.
Preferably, the upper cover plate includes two sets of long axis side walls which are oppositely formed and two sets of short axis side walls which are oppositely formed and connected with the two sets of long axis side walls, the forming direction of the baffle and the forming direction of the reinforcing rib plate are both consistent with the forming direction of the short axis side walls, two ends of the baffle respectively abut against the inner surfaces of the two sets of long axis side walls of the upper cover plate, and two ends of the reinforcing rib plate also respectively abut against the inner surfaces of the two sets of long axis side walls of the upper cover plate.
Preferably, the speaker module further includes a Flexible Printed Circuit (FPC) board having one end electrically connected to the speaker unit and the other end protruding from the short-axis side wall of the upper cover plate.
Preferably, the two sides of the convex rib are further provided with a blocking column which is matched with the baffle plate to separate the accommodating cavity and the filling cavity, one end of the blocking column is fixed on the outer surface of the convex rib, and the other end of the blocking column extends to the inner surface of the long shaft side wall of the upper cover plate.
Preferably, the orthographic projection of the stopper post on the inner surface of the upper cover plate is in the orthographic projection of the reinforcing rib plate on the inner surface of the upper cover plate, and the orthographic projection of the reinforcing rib plate on the inner surface of the upper cover plate is completely overlapped with the orthographic projection of the baffle plate on the inner surface of the upper cover plate.
Preferably, the lower cover plate is provided with a powder filling hole convenient for filling sound-absorbing materials, the powder filling hole is communicated with the filling cavity, and the loudspeaker module further comprises a sealing cover plate fixed on the powder filling hole for sealing.
Preferably, the lower cover plate is further provided with a leakage hole communicated with the filling cavity, and the aperture of the leakage hole is smaller than that of the powder filling hole.
Preferably, be equipped with on the upper cover plate and be convenient for the sound production through-hole of speaker monomer sound production, the sound production through-hole with it communicates with each other to accept the chamber.
The beneficial effects of the utility model reside in that:
the utility model discloses a speaker module will inhale sound material and place apron down, rather than with the free space sharing of placing the speaker, can obtain bigger packing chamber and hold more sound material. Accept the air current in chamber and need just can get into sound absorbing material region after ventilative separator, air current cell body, increased air current flow path, promote the air current compliance, further promote the sound producing effect. The size of filling the chamber does not receive the size influence of ventilative separator, by the relative position of baffle and the accommodating space decision of upper cover plate, compares in the filling area of the size decision sound absorbing material DBASS of ventilative separator among the prior art, the utility model discloses a fill the chamber volume just bigger, can increase sound absorbing material's filling area as far as possible. The arrangement of the airflow groove body increases the contact area between the sound-absorbing material and sound waves emitted by the loudspeaker single body, and the function of the sound-absorbing material can be better exerted. So the utility model discloses can fill more sound absorbing material, and sound absorbing material's performance also can obtain better performance. Set up the reinforcement gusset between baffle and ventilative separator, consolidated ventilative separator and baffle contact position's hardness, can compensate the softer problem of ventilative separator material, improved the sound absorbing material encapsulation reliability of ventilative separator and baffle junction, reduced the risk of leaking the powder.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a speaker module according to an embodiment of the present invention;
fig. 2 is a schematic perspective exploded view of a speaker module according to an embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of a speaker module according to an embodiment of the present invention;
fig. 4 is a schematic structural view of an upper cover plate in an embodiment of the present invention;
fig. 5 is a schematic structural view of a lower cover plate in an embodiment of the present invention;
fig. 6 is a cross-sectional view of the speaker module of the embodiment of the present invention along the direction a-a in fig. 1;
fig. 7 is a partial enlarged view of the assembly of the speaker module according to the embodiment of the present invention, taken along the circle B in fig. 6.
[ detailed description ] embodiments
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1-3, the present invention discloses a speaker module, which comprises an upper cover plate 1 having a receiving cavity 12, a lower cover plate 2 disposed opposite to the upper cover plate 1, and a speaker unit 3 received in the receiving cavity 12 and fixed to the upper cover plate 1, wherein the upper cover plate 1 is provided at a region where the speaker unit 3 is not located with an upper cover plate bottom wall 17 and a rib 11 extending from the upper cover plate bottom wall 17 toward the lower cover plate 2, the speaker module 3 further comprises a ventilation spacer 5 fixed to the rib 11, the upper cover plate bottom wall 17, the rib 11 and the ventilation spacer 5 jointly enclose to form an airflow slot 111, the lower cover plate 2 is provided at a position corresponding to the airflow slot 111 with a lower cover plate bottom wall 22 and a baffle 21 extending from the lower cover plate bottom wall 22 toward the upper cover plate 1 and abutting against the ventilation spacer 5, the baffle 21, the reinforcement rib 7, the upper cover plate bottom wall 17, the lower cover plate bottom wall 22 and the ventilation spacer 5 jointly form a filling cavity 13 for receiving, the projections of the baffle 21 and the reinforcing rib plate 7 along the assembly direction of the upper cover plate 1 and the lower cover plate 2 are superposed and are positioned in the range of the airflow groove body 111, so that the airflow between the airflow groove body 111 and the accommodating cavity 12 and the airflow between the airflow groove body 111 and the filling cavity 13 are communicated through airflow of the breathable partition piece 5; the loudspeaker module further comprises a reinforcing rib plate 7 clamped between the baffle plate 21 and the air-permeable partition 5.
The breathable isolation piece 5 is an element which can be breathable and has an isolation effect, specifically can be dustproof mesh cloth, the dustproof mesh cloth is an auxiliary material which is applied to mobile phones, sound boxes and other electronic elements and has a dustproof and acoustic effect, polyester and terylene are used as raw materials and woven by a high-precision loom, and the breathable isolation piece has the characteristics of variable density, light weight, certain rigidity, smoothness, acoustic resistance and the like. The specific woven material can be one or more of polyethylene terephthalate (PET) and polyether ether ketone (PEEK).
Compared with the prior art, the utility model discloses a speaker module will inhale sound material 4 and place apron 2 down, rather than with the space sharing who places speaker monomer 3, can obtain bigger filling chamber 13 and hold more sound material 4 of inhaling. Accept the air current of chamber 12 and need can get into sound absorbing material 4 region behind ventilative separator 5, the air current cell body 111, increased the air current flow path, promote the air current compliance, further promote the sound producing effect. The size of filling chamber 13 does not receive ventilative separator 5's size to influence, and by the relative position of baffle 21 and the accommodating space decision of upper cover plate 1, compare in prior art ventilative separator 5's size decision sound absorbing material 4's filling region, the utility model discloses a filling chamber 13 volume is just bigger, can increase sound absorbing material 4's filling region as far as possible. The provision of the air flow grooves 111 increases the contact area between the sound absorbing material 4 and the sound waves generated from the speaker unit 3, thereby making it possible to exert the function of the sound absorbing material 4 more effectively. So the utility model discloses can fill more sound absorbing material 4, and sound absorbing material 4's performance also can obtain better performance. Set up reinforcement gusset 7 between baffle 21 and ventilative separator 5, strengthened the hardness of ventilative separator 5 with baffle 21 contact position, can compensate the softer problem of ventilative separator 5 material, improved the acoustical absorbent 4 encapsulation reliability of ventilative separator 5 and baffle 21 junction, reduced the risk of leaking the powder. The convex rib 11 and the upper cover plate 1 are of an integrated structure and are easy to machine and form.
Referring to fig. 6-7, the ribs 11 surround the side walls 112 of the air channel 111, the ribs 11 surround the side walls 112 of the air channel, the side walls 112 of the air channel are provided with top walls 113 facing the bottom wall 22 of the lower cover plate, and the air-permeable partition 5 completely covers the top walls 113. Ventilative barrier member 5 is in the one end of filling the chamber and need form the physics isolation state completely with protruding muscle 11, in order to avoid sound-absorbing material to leak powder to air current cell body 111, ventilative barrier member 5 is also covered on protruding muscle 11 by the divided other end of baffle 21, in order to reach the supporting role, of course, also can be equipped with the opening between ventilative barrier member 5's the other end and the protruding muscle 11, be favorable to the circulation of air process in the air current cell body 111 like this, be favorable to the better quilt sound-absorbing material of sound to absorb, sound-absorbing material's sound absorbing effect is improved.
In this embodiment, the stiffening rib plate 7 is made of stainless steel, and the stiffening rib plate 7 and the baffle 21 and the stiffening rib plate and the air-permeable partition 5 are fixedly connected by double-faced adhesive tapes. Two sides of the reinforcing rib plate 7 are respectively connected with the baffle 21 and the breathable isolating piece 5 in a seamless and fixed mode, so that the reinforcing rib plate and the breathable isolating piece 5 can form a whole, and the effect of reinforcing the pressure resistance is achieved. Of course, the utility model discloses not only be limited to and use the double faced adhesive tape, also can use other modes to realize the fixed of reinforcement gusset 7.
Referring to fig. 4-5, the upper cover plate 1 includes two sets of long axis sidewalls 14 disposed opposite to each other and two sets of short axis sidewalls 15 disposed opposite to and connected to the two sets of long axis sidewalls 14, the disposing direction of the baffle plate 21 and the disposing direction of the reinforcing rib plate 7 are both the same as the disposing direction of the short axis sidewalls 15, two ends of the baffle plate 21 respectively abut against the inner surfaces of the two sets of long axis sidewalls 14 of the upper cover plate 1, and two ends of the reinforcing rib plate 7 also respectively abut against the inner surfaces of the two sets of long axis sidewalls 14 of the upper cover plate 1. Baffle 21 and lower apron 2 are integrated into one piece structure, easily processing, and the orientation of seting up of baffle 21 is unanimous with the orientation of seting up of minor axis lateral wall 15, and such baffle 21 uses length shortest, can be with the packing chamber 13 space maximize of keeping apart, and baffle 21 both ends are supported respectively and are held on the major axis lateral wall 14 of upper cover plate 1, can reach better sealed effect, avoid leaking the powder.
In this embodiment, the speaker module further includes a flexible wiring board FPC board 6 having one end electrically connected to the speaker unit 3 and the other end protruding from the short-axis side wall 15 of the upper cover 1. The FPC board 6 is mainly electrically connected with the speaker single body 3, and the sound production process of the speaker single body 3 is realized through electric signals.
In this embodiment, the two sides of the rib 11 are further provided with a blocking pillar 16 cooperating with the blocking plate 21 to separate the receiving cavity 12 and the filling cavity 13, one end of the blocking pillar 16 is fixed on the outer surface of the rib 11, and the other end of the blocking pillar 16 extends to the inner surface of the long axis sidewall 14 of the upper cover plate 1. The height of the blocking column 16 is consistent with that of the convex rib 11, the convex rib 11 is not contacted with the long shaft side wall 14 of the upper cover plate 1, the blocking column can fill up a gap formed between the convex rib 11 and the long shaft side wall 14, and meanwhile, the pressure of the blocking plate 21 can be borne at the two ends, so that the stress of the breathable partition piece 5 is reduced, and the effect of assisting the breathable partition piece 5 to support the blocking plate 21 is achieved.
In the present embodiment, the orthographic projection of the stopper 16 on the inner surface of the upper cover plate 1 is in the orthographic projection of the reinforcing rib 7 on the inner surface of the upper cover plate 1, and the orthographic projection of the reinforcing rib 7 on the inner surface of the upper cover plate 1 completely coincides with the orthographic projection of the baffle 21 on the inner surface of the upper cover plate 1. The transverse cross-sectional areas of the reinforcing rib plate 7 and the baffle plate 21 are equal, so that the consumption of consumables can be reduced as much as possible. The transverse cross section area of the retaining column 16 is superposed in the reinforcing rib plate 7, so that the requirement of supporting force can be met, and the floor area of the retaining column 16 can be reduced as much as possible.
In this embodiment, the lower cover plate bottom wall 22 is provided with a powder filling hole 221 for filling the sound-absorbing material 4, the powder filling hole 221 is communicated with the filling cavity 13, and the speaker module further comprises a sealing cover plate 8 fixed on the powder filling hole 221 for sealing. The lower cover plate 2 is further provided with a leakage hole 222 communicated with the filling cavity 13, and the aperture of the leakage hole 222 is smaller than that of the powder filling hole 221. The powder filling hole 221 is mainly used for filling the sound absorbing material 4. The leakage holes 222 are covered by a cover sheet to prevent powder leakage and ensure air flow circulation.
Further refer to fig. 6, the utility model discloses an equipment direction of speaker module is directional as arrow point X in fig. 6, and upper cover plate 1 is fixed, earlier to the fixed speaker monomer 3 of X direction, then to the fixed screen cloth of X direction on protruding muscle 11, fixes reinforcement rib plate 7 on the screen cloth after that, closes apron 2 down to X direction lid again, pours into sound absorbing material 4 to the X direction through irritating powder hole 221 at last.
The above are only embodiments of the present invention, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.
Claims (9)
1. A loudspeaker module comprises an upper cover plate with a containing cavity, a lower cover plate arranged opposite to the upper cover plate, and a loudspeaker single body which is contained in the containing cavity and fixed on the upper cover plate, and is characterized in that the upper cover plate is provided with an upper cover plate bottom wall and a convex rib extending from the upper cover plate bottom wall to the lower cover plate in an area where the loudspeaker single body is not placed, the loudspeaker module further comprises a ventilating partition fixed on the convex rib, the upper cover plate bottom wall, the convex rib and the ventilating partition are jointly enclosed to form an airflow groove body, the lower cover plate is provided with a lower cover plate bottom wall and a baffle extending from the lower cover plate bottom wall to the upper cover plate and abutting against the ventilating partition, the loudspeaker module further comprises a reinforcing rib plate clamped between the baffle and the ventilating partition, the baffle the stiffening rib plate the upper cover plate diapire the lower cover plate diapire and ventilative separator constitutes the chamber of filling that holds sound absorbing material jointly, the baffle with the stiffening rib plate is followed the projection coincidence of upper cover plate and apron equipment direction down just is located thereby the air current cell body within range makes the air current cell body with accept between the chamber and the air current cell body with it all communicates through ventilative separator air current to fill between the chamber.
2. The loudspeaker module according to claim 1, wherein the stiffening rib plates are made of stainless steel, and the stiffening rib plates and the baffle plate and the air-permeable partition are fixedly connected through double faced adhesive tapes.
3. The speaker module as claimed in claim 2, wherein the ribs surround side walls of the air channel, the side walls of the air channel have top walls facing the bottom wall of the lower cover plate, and the air-permeable partition completely covers the top walls of the air channel.
4. The speaker module according to claim 2, wherein the upper cover plate includes two sets of long axis sidewalls that are formed opposite to each other and two sets of short axis sidewalls that are formed opposite to and connected to the two sets of long axis sidewalls, the forming direction of the baffle plate and the forming direction of the reinforcing rib plate are both the same as the forming direction of the short axis sidewalls, both ends of the baffle plate respectively abut against inner surfaces of the two sets of long axis sidewalls of the upper cover plate, and both ends of the reinforcing rib plate also respectively abut against inner surfaces of the two sets of long axis sidewalls of the upper cover plate.
5. The speaker module as claimed in claim 4, further comprising a Flexible Printed Circuit (FPC) board having one end electrically connected to the speaker unit and the other end protruding from the short axis side wall of the upper cover.
6. The speaker module as claimed in claim 4, wherein a blocking pillar is disposed on each side of the rib for cooperating with the blocking plate to separate the receiving cavity and the filling cavity, one end of the blocking pillar is fixed on the outer surface of the rib, and the other end of the blocking pillar extends to the inner surface of the sidewall of the long axis of the upper cover plate.
7. The speaker module according to claim 6, wherein an orthographic projection of the pillar on the inner surface of the upper cover is in an orthographic projection of the stiffening rib on the inner surface of the upper cover, and the orthographic projection of the stiffening rib on the inner surface of the upper cover is completely overlapped with the orthographic projection of the baffle on the inner surface of the upper cover.
8. The speaker module as claimed in claim 1, wherein the bottom cover plate has a powder filling hole for filling sound absorbing material, the powder filling hole is communicated with the filling cavity, and the speaker module further comprises a sealing cover plate fixed on the powder filling hole for sealing.
9. The speaker module as claimed in claim 8, wherein the lower cover plate further has a leakage hole communicating with the filling cavity, and the diameter of the leakage hole is smaller than that of the powder filling hole.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2019/094082 WO2021000182A1 (en) | 2019-06-30 | 2019-06-30 | Loudspeaker module |
CNPCT/CN2019/094082 | 2019-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210168204U true CN210168204U (en) | 2020-03-20 |
Family
ID=69794173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921033545.7U Expired - Fee Related CN210168204U (en) | 2019-06-30 | 2019-07-03 | Loudspeaker module |
Country Status (2)
Country | Link |
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CN (1) | CN210168204U (en) |
WO (1) | WO2021000182A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022126768A1 (en) * | 2020-12-16 | 2022-06-23 | 瑞声声学科技(深圳)有限公司 | Speaker housing |
KR20230024185A (en) * | 2021-08-10 | 2023-02-20 | 주식회사 이엠텍 | A microspeaker module having a vent hole used for fillling hole and a duct communicating with the vent hole |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204498347U (en) * | 2015-04-13 | 2015-07-22 | 歌尔声学股份有限公司 | Loud speaker module |
CN107071668B (en) * | 2017-05-24 | 2019-08-20 | 歌尔股份有限公司 | Loudspeaker mould group and electronic equipment |
CN108124225B (en) * | 2018-02-26 | 2020-06-09 | 歌尔股份有限公司 | Loudspeaker module and electronic equipment |
CN108462918B (en) * | 2018-03-21 | 2019-09-10 | 歌尔股份有限公司 | A kind of loudspeaker mould group and electronic equipment |
-
2019
- 2019-06-30 WO PCT/CN2019/094082 patent/WO2021000182A1/en active Application Filing
- 2019-07-03 CN CN201921033545.7U patent/CN210168204U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022126768A1 (en) * | 2020-12-16 | 2022-06-23 | 瑞声声学科技(深圳)有限公司 | Speaker housing |
KR20230024185A (en) * | 2021-08-10 | 2023-02-20 | 주식회사 이엠텍 | A microspeaker module having a vent hole used for fillling hole and a duct communicating with the vent hole |
KR102577018B1 (en) * | 2021-08-10 | 2023-09-13 | 주식회사 이엠텍 | A microspeaker module having a vent hole used for fillling hole and a duct communicating with the vent hole |
Also Published As
Publication number | Publication date |
---|---|
WO2021000182A1 (en) | 2021-01-07 |
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