CN210093434U - Loudspeaker box - Google Patents
Loudspeaker box Download PDFInfo
- Publication number
- CN210093434U CN210093434U CN201921031210.1U CN201921031210U CN210093434U CN 210093434 U CN210093434 U CN 210093434U CN 201921031210 U CN201921031210 U CN 201921031210U CN 210093434 U CN210093434 U CN 210093434U
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- Prior art keywords
- upper cover
- cover
- shell
- cavity
- lower cover
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- 239000003292 glue Substances 0.000 claims description 56
- 238000004026 adhesive bonding Methods 0.000 claims description 20
- 229920001971 elastomer Polymers 0.000 claims description 10
- 239000000178 monomer Substances 0.000 claims description 10
- 229920001169 thermoplastic Polymers 0.000 claims description 9
- 239000004416 thermosoftening plastic Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 8
- 239000004709 Chlorinated polyethylene Substances 0.000 claims description 5
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 5
- 239000005060 rubber Substances 0.000 claims description 5
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 5
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 5
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 5
- 229920002379 silicone rubber Polymers 0.000 claims 1
- 239000004945 silicone rubber Substances 0.000 claims 1
- 229920006342 thermoplastic vulcanizate Polymers 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 239000004636 vulcanized rubber Substances 0.000 description 4
- 239000002861 polymer material Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004065 semiconductor 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
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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
- H04R1/20—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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model provides a loudspeaker box. The loudspeaker box comprises a shell with an accommodating space and a loudspeaker single body with a sound outlet, wherein the loudspeaker single body is accommodated in the accommodating space and is divided into a front cavity communicated with the sound outlet and a rear cavity opposite to the front cavity, the shell comprises a first shell, a second shell and an elastic connecting part, the loudspeaker single body is accommodated in the first shell, the second shell is arranged at intervals with the first shell, the elastic connecting part is connected with the first shell and the second shell, the first shell and the second shell are both provided with cavities, and the elastic connecting part is of a hollow structure and is communicated with the cavities of the second shell and the first shell. Compared with the prior art, the utility model provides a loudspeaker box's reliability is better.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an acoustoelectric conversion field especially relates to a loudspeaker box.
[ background of the invention ]
With the rapid development of science and technology, audio devices have become more and more popular, and high-quality music enjoyment has become popular among many entertainment modes, so that speaker boxes for playing audio are widely used in current smart mobile devices.
The speaker box of the related art includes a housing and a speaker unit housed in the housing. However, the housing in the related art is usually made of a non-bendable plastic or stainless steel material, and the housing may crack after being bent, which results in poor reliability and thus affects the performance of the speaker box. The disadvantage of poor reliability of the loudspeaker enclosure is particularly apparent, especially when the loudspeaker enclosure is applied in some foldable smart mobile devices.
Therefore, there is a need to provide an improved loudspeaker enclosure to solve the above problems.
[ Utility model ] content
To speaker box among the correlation technique because the casing adopts not plastics or the stainless steel preparation of buckling, leads to taking place the fracture easily for the not good technical problem of reliability, the utility model provides a speaker box that the reliability is good.
A loudspeaker box comprises a shell with a containing space and a loudspeaker single body with a sound outlet contained in the containing space, the loudspeaker single body divides the accommodating space into a front cavity communicated with the sound outlet and a rear cavity opposite to the front cavity, the shell comprises a first shell for accommodating the loudspeaker monomer, a second shell arranged at an interval with the first shell, and an elastic connecting part for connecting the first shell and the second shell, the first shell and the second shell are both provided with cavities, the elastic connecting part is of a hollow structure and is used for communicating the cavity of the second shell with the cavity of the first shell, the loudspeaker single body and the first shell jointly enclose the front cavity, and the loudspeaker single body, the first shell, the elastic connecting part and the second shell jointly enclose the rear cavity.
Preferably, the first housing includes a first upper cover and a first lower cover assembled to the first upper cover, the first upper cover includes a first upper cover top wall, a first upper cover side wall bending and extending from the first upper cover top wall to the first lower cover direction, a support wall extending from the first upper cover top wall to the first lower cover direction, and a sound guide channel formed on the first upper cover side wall, the speaker unit is assembled on the support wall and the first upper cover top wall to form a front sound cavity in a surrounding manner, and the sound guide channel is communicated with the front sound cavity to form the front cavity.
Preferably, the elastic connecting portion is connected with the first upper cover side wall, the first upper cover side wall comprises a first upper cover lower surface close to one side of the first lower cover, a first upper cover outer surface and a first upper cover inner surface which are respectively bent and extended at two ends of the first upper cover lower surface, and a first avoiding portion which is formed by the first lower cover in a sunken mode towards the direction away from the first upper cover lower surface, and the elastic connecting portion is communicated with the cavity of the first shell through the first avoiding portion.
Preferably, first upper cover lateral wall still includes certainly first upper cover surface is to being close to the sunken first gluey groove of holding that forms of first upper cover internal surface direction, first glue groove of holding is located and is close to elastic connection portion one side, elastic connection portion is through first glue groove of holding beat glue with first upper cover lateral wall is glued fixedly.
Preferably, the first lower cover includes a first lower cover bottom wall and a first lower cover side wall bending and extending from the first lower cover bottom wall to the first upper cover direction, the first lower cover side wall is located at a side close to the elastic connection portion, and the elastic connection portion is connected to the first lower cover side wall.
Preferably, the first lower cover side wall includes a first lower cover upper surface close to the first upper cover direction, a first lower cover outer surface and a first lower cover inner surface which are respectively bent and extended from two ends of the first lower cover upper surface, and a second glue containing groove which is formed by sinking from the first lower cover outer surface to the first lower cover inner surface direction, the second glue containing groove is located at one side close to the elastic connecting portion, and the elastic connecting portion is glued and fixed with the first lower cover side wall by gluing the second glue containing groove.
Preferably, the second housing includes a second upper cover and a second lower cover assembled to the second upper cover, the second upper cover includes a second upper cover top wall and a second upper cover side wall bending and extending from the second upper cover top wall to the second lower cover, and the elastic connecting portion is connected to the second upper cover side wall.
Preferably, the second upper cover side wall comprises a second upper cover lower surface close to one side of the second lower cover, a second upper cover outer surface and a second upper cover inner surface which are respectively bent and extended from two ends of the second upper cover lower surface, a second avoiding portion formed by the second upper cover lower surface facing the direction away from the second lower cover, and a third glue containing groove formed by the second upper cover outer surface facing the direction close to the second upper cover inner surface, wherein the third glue containing groove is positioned close to one side of the elastic connecting portion, the elastic connecting portion is communicated with the cavity of the second shell through the second avoiding portion, and is glued and fixed with the second upper cover side wall through the third glue containing groove.
Preferably, the second lower cover comprises a second lower cover bottom wall and a second lower cover side wall extending from the second lower cover bottom wall to the second upper cover in a bending mode, the second lower cover side wall is located at one side close to the elastic connecting portion, the elastic connecting portion is connected with the second lower cover side wall, the second lower cover side wall comprises a second lower cover upper surface close to the second upper cover direction, a second lower cover outer surface and a second lower cover inner surface extending from two ends of the second lower cover upper surface in a bending mode respectively, and a fourth glue containing groove formed by the second lower cover outer surface and the second lower cover inner surface in a concave mode, the fourth glue containing groove is located at one side close to the elastic connecting portion, and the elastic connecting portion is fixed with the second lower cover side wall in a gluing mode through gluing of the fourth glue containing groove.
Preferably, the elastic connecting parts are provided with a plurality of elastic connecting parts, and each elastic connecting part is of a hollow structure and respectively communicates the cavity of the second shell with the cavity of the first shell.
Preferably, the elastic connecting part is made of silica gel, thermoplastic polyurethane elastomer rubber, thermoplastic elastomer, thermoplastic styrene-butadiene rubber, thermoplastic vulcanized rubber or chlorinated polyethylene.
The utility model also provides a loudspeaker, its including have accommodating space the casing and accept in loudspeaker monomer that has the sound outlet in the accommodating space, loudspeaker monomer will accommodating space separate for with the antechamber of sound outlet intercommunication and with the relative back chamber in antechamber, the speaker box still include with the elasticity connecting portion that the casing is connected, elasticity connecting portion have the cavity, just the cavity of elasticity connecting portion with accommodating space intercommunication, loudspeaker monomer with the casing reaches elasticity connecting portion enclose jointly the back chamber.
Preferably, the elastic connection portion includes a main body portion disposed opposite to the housing at an interval and an extension portion extending from the main body portion toward the housing and connected to the housing, the main body portion has an accommodating space, and the extension portion is a hollow structure and communicates the accommodating space of the main body portion with the accommodating space of the housing.
Compared with the prior art, the loudspeaker box of the utility model has the advantages that the shell is arranged into the first shell, the second shell and the elastic connecting part, and the elastic connecting part can be bent in a reciprocating way, so that the loudspeaker box is not easy to crack, and the reliability of the loudspeaker box is improved; simultaneously the elastic connecting part is hollow structure and can be well communicated with the first shell and the second shell, so that the loudspeaker monomer and the first shell, the elastic connecting part and the second shell jointly enclose the rear cavity, and the acoustic performance of the loudspeaker box is also improved.
[ 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 first embodiment of a speaker box according to the present invention;
FIG. 2 is an exploded view of the loudspeaker enclosure of FIG. 1;
FIG. 3 is a cross-sectional view taken along III-III of FIG. 1;
FIG. 4 is a cross-sectional view taken along line IV-IV of FIG. 1;
FIG. 5 is an enlarged view of a portion of the area V shown in FIG. 2;
FIG. 6 is an enlarged view of a portion of area VI of FIG. 4;
FIG. 7 is an enlarged view of a portion of area VII shown in FIG. 2;
FIG. 8 is an enlarged view of a portion of area VIII of FIG. 4;
fig. 9 is a schematic perspective view of a second embodiment of a speaker according to the present invention;
FIG. 10 is a schematic perspective view of another embodiment of the loudspeaker enclosure of FIG. 9;
fig. 11 is a schematic perspective view of a third embodiment of a speaker box according to the present invention;
fig. 12 is a sectional view taken along XII-XII of fig. 11.
[ 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.
Example one
Please refer to fig. 1 to fig. 4. The embodiment provides a speaker box 100, which includes a housing 20 having an accommodating space 10 and a speaker unit 30 having a sound outlet and accommodated in the accommodating space 10, the speaker unit 30 separates the accommodating space 10 into a front cavity 11 communicating with the sound outlet and a rear cavity 12 opposite to the front cavity 11, the front cavity 11 is used for sound production, and the rear cavity 12 is used for improving low-frequency acoustic performance.
The housing 20 includes a first housing 21 for accommodating the speaker unit 30, a second housing 22 disposed opposite to the first housing 21 at an interval, and an elastic connection portion 23 for connecting the first housing 21 and the second housing 22. The first casing 21 and the second casing 22 both have a cavity, the elastic connection portion 23 is a hollow structure and connects the cavity of the second casing 22 with the cavity of the first casing 21, the speaker unit 30 and the first casing 21 jointly enclose the front cavity 11, and the speaker unit 30, the first casing 21, the elastic connection portion 23 and the second casing 22 jointly enclose the rear cavity 12.
The first housing 21 includes a first upper cover 211 and a first lower cover 212 assembled to the first upper cover 211, in this embodiment, the first lower cover 212 and the first upper cover 211 are fixed by glue.
The first upper cover 211 includes a first upper cover top wall 213, a first upper cover side wall 214 extending from the first upper cover top wall 213 to the first lower cover 212 in a bent manner, a support wall 215 extending from the first upper cover top wall 213 to the first lower cover 212 in a bent manner, and a sound guide channel 216 formed in the first upper cover side wall 214. The speaker unit 30 is assembled on the supporting wall 215 and the first upper cover top wall 213 to form a front sound cavity 111 in a spaced and enclosed manner, and the sound guide channel 216 is communicated with the front sound cavity 111 to form the front cavity 11 to form a side sound production structure. The elastic connecting portion 23 and the first upper cover sidewall 214 are fixed by glue.
Please refer to fig. 5 and fig. 6 in combination. The first upper cover sidewall 214 includes a first upper cover lower surface 2141 close to one side of the first lower cover 212, a first upper cover outer surface 2142 and a first upper cover inner surface 2143 bent and extended from two ends of the first upper cover lower surface 2141, a first avoidance portion 2144 recessed from the first upper cover lower surface 2141 in a direction away from the first lower cover 212, and a first glue containing groove 2145 recessed from the first upper cover outer surface 2142 in a direction close to the first upper cover inner surface 2143, wherein the first glue containing groove 2145 is located in a side close to the elastic connection portion 23. The elastic connection portion 23 is communicated with the cavity of the first housing 21 through the first avoiding portion 2144, and the elastic connection portion 23 is glued and fixed with the first upper cover side wall 214 through gluing in the first glue accommodating groove 2145.
Specifically, the first glue containing groove 2145 includes a first inclined surface 2146 extending obliquely from one end of the first upper cover outer surface 2142 close to the elastic connection portion 23 to the first upper cover inner surface 2143, and it can be understood that glue can be conveniently applied by disposing the first inclined surface 2146 in the first glue containing groove 2145, and the fixing effect of gluing is better.
In this embodiment, four first upper cover sidewalls 214 are provided, and four first upper cover sidewalls 214 are arranged end to end. The first avoiding portion 2144 and the first glue containing groove 2145 are only disposed on one of the first upper cover sidewalls 214 close to the elastic connection portion 23. The sound guide channel 216 and the elastic connecting portion 23 are respectively located on two adjacent first upper cover side walls 214.
Please continue with fig. 2. The first lower cover 212 includes a first lower cover bottom wall 2121 and a first lower cover side wall 2122 bent and extended from the first lower cover bottom wall 2121 to the first upper cover 211, the first lower cover side wall 2122 is provided with one and located at a side close to the elastic connection portion 23, and the elastic connection portion 23 and the first lower cover side wall 2122 are fixed by gluing. Correspondingly, the first upper cover side wall 214 is provided with a structure corresponding to the first lower cover side wall 2122 to avoid the first lower cover side wall 2122, so that the first lower cover side wall 2122 and the first upper cover side wall 214 can be assembled in a fitting manner.
Please refer to fig. 6. The first lower cover sidewall 2122 includes a first lower cover upper surface 2123 close to the first upper cover 211, a first lower cover outer surface 2124 and a first lower cover inner surface 2125 bent and extended from two ends of the first lower cover upper surface 2123, and a second glue accommodating groove 2126 recessed from the first lower cover outer surface 2124 toward the first lower cover inner surface 2125. The second glue containing groove 2126 is located at a side close to the elastic connection portion 23, the elastic connection portion 23 is glued and fixed with the first lower cover side wall 2122 by gluing in the second glue containing groove 2126, and the second glue containing groove 2126 and the first glue containing groove 2145 are arranged around the elastic connection portion 23.
Specifically, the second glue receiving groove 2126 includes a second inclined surface 2127 extending obliquely from one end of the first lower cover outer surface 2124 close to the elastic connection portion 23 to a direction close to the first lower cover inner surface 2125, and a first flat surface 2128 extending from one end of the second inclined surface 2127 close to the first lower cover inner surface 2125 to a direction close to the elastic connection portion 23, and the second inclined surface 2127 and the first flat surface 2128 together enclose the second glue receiving groove 2126. It can be understood that the second inclined surface 2127 is disposed in the second glue receiving groove 2126 to facilitate gluing, and the gluing fixing effect is better.
Please continue with fig. 2. The second housing 22 includes a second upper cover 221 and a second lower cover 222 assembled to the second upper cover 221, and in this embodiment, the second lower cover 222 and the second upper cover 221 are fixed by gluing.
The second upper cover 221 includes a second upper cover top wall 2211 and a second upper cover side wall 2212 bent and extended from the second upper cover top wall 2211 to the second lower cover 222, and the elastic connection portion 23 and the second upper cover side wall 2212 are fixed by gluing.
Please refer to fig. 7 and fig. 8 in combination. The second upper cover side wall 2212 includes a second upper cover lower surface 2213 close to one side of the second lower cover 222, a second upper cover outer surface 2214 and a second upper cover inner surface 2215 bent and extended from two ends of the second upper cover lower surface 2213, a second escape portion 2216 recessed from the second upper cover lower surface 2213 in a direction away from the second lower cover 222, and a third glue accommodating groove 2217 recessed from the second upper cover outer surface 2214 in a direction close to the second upper cover inner surface 2215. The third glue accommodating groove 2217 is located at a side close to the elastic connecting portion 23, and the elastic connecting portion 23 is communicated with the cavity of the second housing 22 through the second relief portion 2216, and is glued and fixed with the second upper cover side wall 2212 through gluing in the third glue accommodating groove 2217.
Specifically, the third glue receiving slot 2217 includes a third inclined surface 2218 extending obliquely from one end of the second top cover outer surface 2214 close to the elastic portion 23 to the second top cover inner surface 2215, and it is understood that glue can be conveniently applied by providing the third inclined surface 2218 in the third glue receiving slot 2217, and the fixing effect of gluing is better.
In this embodiment, four second upper cover side walls 2212 are provided, and four second upper cover side walls 2212 are arranged end to end. The second escape portion 2216 and the third glue accommodating groove 2217 are provided only on one of the second upper cover side walls 2212 close to the elastic connecting portion 23.
Please continue with fig. 2. The second lower cover 222 includes a second lower cover bottom wall 2221 and a second lower cover side wall 2222 extending from the second lower cover bottom wall 2221 to the second upper cover 221 in a bending manner, one of the second lower cover side walls 2222 is disposed at a side close to the elastic connection portion 23, and the elastic connection portion 23 and the second lower cover side wall 2222 are fixed by gluing with glue. Correspondingly, the second upper cover side wall 2212 is provided with a structure avoiding the second lower cover side wall 2222 corresponding to the second lower cover side wall 2222, so that the second lower cover side wall 2222 and the second upper cover side wall 2212 can be assembled in a fitting manner.
Please refer to fig. 8. The second lower cover side wall 2222 includes a second lower cover upper surface 2223 close to the second upper cover 221, a second lower cover outer surface 2224 and a second lower cover inner surface 2225 that are respectively bent and extended from two ends of the second lower cover upper surface 2223, and a fourth glue accommodating groove 2226 that is formed by recessing from the second lower cover outer surface 2224 to the second lower cover inner surface 2225, the fourth glue accommodating groove 2226 is located at a side close to the elastic connection portion 23, the elastic connection portion 23 is fixed to the second lower cover side wall 2222 by gluing the fourth glue accommodating groove 2226, and the fourth glue accommodating groove 2226 and the third glue accommodating groove 2217 are arranged around the elastic connection portion 23.
Specifically, the fourth glue receiving groove 2226 includes a fourth inclined surface 2227 extending from one end of the second lower cover outer surface 2224 close to the elastic connection portion 23 to a direction close to the second lower cover inner surface 2225, and a second flat surface 2228 extending from one end of the fourth inclined surface 2227 close to the second lower cover inner surface 2225 to a direction close to the elastic connection portion 23, and the fourth inclined surface 2227 and the second flat surface 2228 together enclose the fourth glue receiving groove 2226. It can be understood that the fourth inclined surface 2227 is disposed in the fourth glue accommodating groove 2226, so that gluing can be facilitated, and the fixing effect of gluing is better.
The elastic connecting part 23 is made of high polymer materials such as silica gel, thermoplastic polyurethane elastomer rubber, thermoplastic elastomer, thermoplastic styrene-butadiene rubber, thermoplastic vulcanized rubber or chlorinated polyethylene.
Please continue to refer to fig. 4. The elastic connection portion 23 has a hollow rectangular structure, specifically, the elastic connection portion 23 includes two first sides 231 arranged at an interval and two second sides 232 connecting the two first sides 231, and two ends of the first sides 231 and two ends of the second sides 232 are respectively glued and fixed to the first housing 21 and the second housing 22.
Example two
Please refer to fig. 9. The present embodiment provides a speaker box 200, the structure of the speaker box 200 is substantially the same as the structure of the speaker 100 in the first embodiment, except that:
the speaker box 200 includes two elastic connection portions 230, and the two elastic connection portions 230 are both hollow structures and respectively communicate the cavity of the second housing 220 with the cavity of the first housing 210. The elastic connection part 230 is made of high polymer materials such as silica gel, thermoplastic polyurethane elastomer rubber, thermoplastic elastomer, thermoplastic styrene-butadiene rubber, thermoplastic vulcanized rubber or chlorinated polyethylene
It can be understood that, since two elastic connection portions 230 are provided in the present embodiment, corresponding structures are provided on the first housing 210 and the second housing 220 corresponding to the two elastic connection portions 230, respectively.
The connection structure of the elastic connection portion 230 and the first and second housings 210 and 220 is the same as the connection structure of the elastic connection portion 23 and the first and second housings 21 and 22 in the first embodiment, and is not described herein again.
In this embodiment, the two elastic connection portions 230 are provided to increase the connection space and improve the frequency response effect of the speaker 200.
It should be noted that in this embodiment, two elastic connection portions 230 are provided to connect the first housing 210 and the second housing 220. Of course, in other embodiments, it is also possible to provide more elastic connection portions 230 between the first housing 210 and the second housing 220, and the elastic connection portions may be selected according to actual requirements.
Meanwhile, in this embodiment, the two elastic connection portions 230 have the same shape and structure, the two elastic connection portions 230 are connected to the same wall of the first housing 210, and the two elastic connection portions 230 are connected to the same wall of the second housing 220. Of course, in other embodiments, the shape and structure of the two elastic connection portions 230 may be different from each other, and the two elastic connection portions 230 may be connected to different walls of the first housing 210, and the two elastic connection portions 230 may be connected to different walls of the second housing 230, as shown in fig. 10. That is, the first housing 210 and the second housing 220 are communicated only by the elastic connection portion 230 being a hollow structure, and the shape and the connection position of the elastic connection portion 230 can be selected according to actual requirements.
EXAMPLE III
Please refer to fig. 11 and fig. 12 in combination. The present embodiment provides a speaker box 300, the speaker box 300 includes a housing 310 having a receiving space, a speaker unit 330 having a sound outlet and received in the receiving space, and an elastic connecting portion 350 connected to the housing 310. The speaker unit 330 divides the accommodation space into a front chamber 370 communicating with the sound outlet and a rear chamber 390 opposite to the front chamber.
The elastic connection portion 350 is made of polymer materials such as silica gel, thermoplastic polyurethane elastomer rubber, thermoplastic elastomer, thermoplastic styrene-butadiene rubber, thermoplastic vulcanized rubber or chlorinated polyethylene. The elastic connection portion 350 has a cavity, the cavity of the elastic connection portion 350 is communicated with the accommodating space, and the speaker unit 330, the housing 310 and the elastic connection portion 350 together enclose the rear cavity 390.
Specifically, the elastic connection portion 350 includes a main body portion 351 spaced apart from the housing 310, and an extension portion 353 extending from the main body portion 351 toward the housing 310 and connected to the housing 310, wherein the main body portion 351 has an accommodation space 3511, and the extension portion 353 has a hollow structure to communicate the accommodation space 3511 of the main body portion 351 with the accommodation space of the housing 310.
The structures of the housing 310 and the speaker unit 330 are substantially the same as the structures of the first housing 21 and the speaker unit 30 in the first embodiment, the structure of the extension 353 is substantially the same as the structure of the elastic connection portion 23 in the first embodiment, and the connection structure of the extension 353 and the housing 310 is substantially the same as the connection structure of the elastic connection portion 23 and the first housing 21 in the first embodiment, which is not described herein again.
In this embodiment, the main body 351 having the accommodating space 3511 is disposed and communicated with the housing 310 through the extension 353, so that the rear cavity of the speaker 300 is enlarged, the structure is simple, the production efficiency can be effectively improved, and the cost can be reduced.
It is understood that the size of the body portion 351 and the size of the accommodating space 3511 enclosed by the body portion 351 can be selected according to actual requirements, and in this embodiment, the body portion 351 has a hollow rectangular cuboid structure.
Compared with the prior art, the loudspeaker box of the utility model has the advantages that the shell is arranged into the first shell, the second shell and the elastic connecting part, and the elastic connecting part can be bent in a reciprocating way, so that the loudspeaker box is not easy to crack, and the reliability of the loudspeaker box is improved; simultaneously the elastic connecting part is hollow structure and can be well communicated with the first shell and the second shell, so that the loudspeaker monomer and the first shell, the elastic connecting part and the second shell jointly enclose the rear cavity, and the acoustic performance of the loudspeaker box is also improved.
The above embodiments of the present invention are only described, 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 (13)
1. A loudspeaker box comprises a shell with a containing space and a loudspeaker single body with a sound outlet contained in the containing space, the loudspeaker single body divides the accommodating space into a front cavity communicated with the sound outlet and a rear cavity opposite to the front cavity, characterized in that the shell comprises a first shell for accommodating the loudspeaker monomer, a second shell arranged at an interval with the first shell and an elastic connecting part for connecting the first shell and the second shell, the first shell and the second shell are both provided with cavities, the elastic connecting part is of a hollow structure and is used for communicating the cavity of the second shell with the cavity of the first shell, the loudspeaker single body and the first shell jointly enclose the front cavity, and the loudspeaker single body, the first shell, the elastic connecting part and the second shell jointly enclose the rear cavity.
2. The speaker box according to claim 1, wherein the first housing includes a first upper cover and a first lower cover assembled to the first upper cover, the first upper cover includes a first upper cover top wall, a first upper cover side wall extending from the first upper cover top wall to the first lower cover, a support wall extending from the first upper cover top wall to the first lower cover, and a sound guide channel formed on the first upper cover side wall, the speaker unit is assembled to the support wall and the first upper cover top wall to define a front sound cavity, and the sound guide channel is communicated with the front sound cavity to define the front sound cavity.
3. The speaker box according to claim 2, wherein the elastic connection portion is connected to the first upper cover side wall, the first upper cover side wall includes a first upper cover lower surface close to one side of the first lower cover, a first upper cover outer surface and a first upper cover inner surface respectively extending from two ends of the first upper cover lower surface in a bending manner, and a first avoiding portion formed by being recessed from the first upper cover lower surface in a direction away from the first lower cover, and the elastic connection portion is communicated with the cavity of the first housing through the first avoiding portion.
4. The speaker box of claim 3, wherein the first cover side wall further comprises a first glue receiving groove formed by being recessed from the outer surface of the first cover towards the direction close to the inner surface of the first cover, the first glue receiving groove is located at the side close to the elastic connecting portion, and the elastic connecting portion is fixed with the first cover side wall by gluing the first glue receiving groove.
5. The speaker box of claim 2, wherein the first bottom cover includes a first bottom cover wall and a first bottom cover sidewall extending from the first bottom cover wall to the first top cover, the first bottom cover sidewall is located at a side close to the elastic connection portion, and the elastic connection portion is connected to the first bottom cover sidewall.
6. The speaker box according to claim 5, wherein the first bottom cover sidewall comprises a first bottom cover top surface close to the first top cover direction, a first bottom cover outer surface and a first bottom cover inner surface respectively bent and extended from two ends of the first bottom cover top surface, and a second glue containing groove formed by recessing from the first bottom cover outer surface to the first bottom cover inner surface direction, the second glue containing groove is located at a side close to the elastic connection portion, and the elastic connection portion is glued and fixed with the first bottom cover sidewall by gluing in the second glue containing groove.
7. The speaker box of claim 1, wherein the second housing comprises a second upper cover and a second lower cover assembled to the second upper cover, the second upper cover comprises a second upper cover top wall and a second upper cover side wall bending and extending from the second upper cover top wall to the second lower cover, and the elastic connecting portion is connected to the second upper cover side wall.
8. The loudspeaker box of claim 7, wherein the second upper cover sidewall comprises a second upper cover lower surface close to one side of the second lower cover, a second upper cover outer surface and a second upper cover inner surface which are respectively bent and extended from two ends of the second upper cover lower surface, a second avoiding portion which is formed by sinking from the second upper cover lower surface to the direction away from the second lower cover, and a third glue containing groove which is formed by sinking from the second upper cover outer surface to the direction close to the second upper cover inner surface, the third glue containing groove is located at one side close to the elastic connecting portion, and the elastic connecting portion is communicated with the cavity of the second shell through the second avoiding portion and is glued and fixed with the second upper cover sidewall through gluing in the third glue containing groove.
9. The speaker box of claim 7, wherein the second bottom cover includes a second bottom cover wall and a second bottom cover sidewall extending from the second bottom cover wall toward the second top cover, the side wall of the second lower cover is positioned at one side close to the elastic connecting part, the elastic connecting part is connected with the side wall of the second lower cover, the second lower cover side wall comprises a second lower cover upper surface close to the second upper cover direction, a second lower cover outer surface and a second lower cover inner surface which are respectively bent and extended from two ends of the second lower cover upper surface, and a fourth glue accommodating groove which is formed by sinking from the second lower cover outer surface to the second lower cover inner surface direction, the fourth holds gluey groove to be located and is close to elastic connection portion one side, elastic connection portion through hold gluey groove beat glue with second lower cover lateral wall is glued fixedly.
10. The speaker box according to claim 1, wherein the plurality of elastic connecting portions are provided, and each of the elastic connecting portions has a hollow structure and communicates the cavity of the second housing with the cavity of the first housing, respectively.
11. The loudspeaker enclosure according to any one of claims 1-10, wherein the elastic connection is made of silicone rubber, thermoplastic polyurethane elastomer rubber, thermoplastic elastomer, thermoplastic styrene-butadiene rubber, thermoplastic vulcanizate or chlorinated polyethylene.
12. The utility model provides a loudspeaker box, including the casing that has accommodating space and accept in the speaker monomer that has the sound outlet in the accommodating space, the speaker monomer will accommodating space separate for with the preceding chamber of sound outlet intercommunication and with the back cavity that the preceding chamber is relative, its characterized in that, loudspeaker box still include with the elastic connection portion that the casing is connected, elastic connection portion has the cavity, just elastic connection portion's cavity with accommodating space intercommunication, the speaker monomer with the casing reaches the elastic connection portion encloses jointly the back cavity.
13. The speaker box of claim 12, wherein the elastic connection portion includes a main portion spaced opposite to the housing and an extension portion extending from the main portion toward the housing and connected to the housing, the main portion has an accommodating space, and the extension portion is a hollow structure communicating the accommodating space of the main portion with the accommodating space of the housing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2019/093800 WO2020258272A1 (en) | 2019-06-28 | 2019-06-28 | Speaker case |
| CNPCT/CN2019/093800 | 2019-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210093434U true CN210093434U (en) | 2020-02-18 |
Family
ID=69484587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921031210.1U Expired - Fee Related CN210093434U (en) | 2019-06-28 | 2019-07-02 | Loudspeaker box |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN210093434U (en) |
| WO (1) | WO2020258272A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8818013B2 (en) * | 2011-11-17 | 2014-08-26 | Plastoform Industries Limited | Wearable speaker system with satellite speakers and a passive radiator |
| CN206433141U (en) * | 2017-01-12 | 2017-08-22 | 瑞声科技(新加坡)有限公司 | Loudspeaker enclosure |
| CN108366326B (en) * | 2018-01-30 | 2020-06-16 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN109218939B (en) * | 2018-08-16 | 2020-09-18 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN109688509B (en) * | 2019-01-28 | 2020-06-26 | 广州市精鑫音箱电子有限公司 | Bluetooth sound box |
-
2019
- 2019-06-28 WO PCT/CN2019/093800 patent/WO2020258272A1/en active Application Filing
- 2019-07-02 CN CN201921031210.1U patent/CN210093434U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020258272A1 (en) | 2020-12-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210702 |