CN107257523B - A cloth net section of thick bamboo and audio amplifier host computer for audio amplifier - Google Patents
A cloth net section of thick bamboo and audio amplifier host computer for audio amplifier Download PDFInfo
- Publication number
- CN107257523B CN107257523B CN201710666841.XA CN201710666841A CN107257523B CN 107257523 B CN107257523 B CN 107257523B CN 201710666841 A CN201710666841 A CN 201710666841A CN 107257523 B CN107257523 B CN 107257523B
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- magnetic
- cloth
- net
- sound box
- bottom cover
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- 239000004744 fabric Substances 0.000 title claims abstract description 44
- 235000017166 Bambusa arundinacea Nutrition 0.000 title description 2
- 235000017491 Bambusa tulda Nutrition 0.000 title description 2
- 241001330002 Bambuseae Species 0.000 title description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 title description 2
- 239000011425 bamboo Substances 0.000 title description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000000696 magnetic material Substances 0.000 claims description 10
- 230000013011 mating Effects 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000011257 shell material Substances 0.000 description 35
- 239000000463 material Substances 0.000 description 13
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000002699 waste material Substances 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
Abstract
The invention relates to a net-laying barrel for a sound box, a sound box main machine and the sound box. In order to quickly and detachably fix the net-laying barrel to the loudspeaker box host, the invention provides a net-laying barrel, which comprises the following components: a cylindrical support frame; the bottom shell is arranged at the bottom of the cylindrical supporting frame; the cloth net is coated on the cylindrical support frame; and the first attraction part is configured to fix the net cloth cylinder on the loudspeaker box host of the loudspeaker box in a magnetic attraction mode. The net-laying barrel is fixed on the loudspeaker box host by using the mutually matched magnetic elements, so that the net-laying barrel is quickly and detachably fixed on the loudspeaker box host.
Description
Technical Field
The embodiment of the invention relates to a net-laying cylinder for a sound box and a sound box host.
Background
In the existing loudspeaker, the net-laying cylinder is generally fixed on the bottom cover of the loudspeaker box host through screws. When maintaining the audio amplifier, generally need dismantle the screw, waste time and energy, cost of maintenance is high. In addition, according to the demands of customers on colors, various speakers with different cloth colors are required to be manufactured, so that a large amount of inventory of the speakers is caused.
Based on the above-mentioned current situation, how to realize that the net-laying barrel can be fast and detachably fixed to the loudspeaker box host machine, and the customization demand of realizing the customer becomes the problem that needs to be solved in the art. In view of this, the present invention has been made.
Disclosure of Invention
In order to solve the above-mentioned problems in the prior art, that is, in order to solve the problem of rapidly detachably fixing the net-laying barrel to the speaker box main unit, the embodiment of the present invention provides a net-laying barrel, which is fixed to the speaker box main unit by using magnetic elements that are matched with each other, thereby achieving rapid detachably fixing of the net-laying barrel to the speaker box main unit.
In order to achieve the above object, according to one aspect of the present invention, there is provided a mesh drum for a sound box, including: a cylindrical support frame; the bottom shell is arranged at the bottom of the cylindrical supporting frame; the cloth net is coated on the cylindrical support frame; and the first attraction part is configured to fix the net cloth cylinder on the loudspeaker box host of the loudspeaker box in a magnetic attraction mode.
In one embodiment of the mesh tube of the present invention, the first engaging portion includes: at least two first magnetic matching parts respectively arranged at the inner side of the bottom shell; and at least two first magnetic absorption parts respectively arranged on the at least two first magnetic matching parts.
In one embodiment of the mesh drum of the present invention, the first magnetic engaging portion protrudes from an inner side surface of the bottom case.
In one embodiment of the mesh drum of the present invention, the first engaging portion further includes at least two fixing members for fixing the first magnetic engaging member to the bottom case.
In one embodiment of the mesh drum of the present invention, the first magnetic attraction member includes an iron sheet, a magnet sheet, or a magnet sheet.
In one embodiment of the netpen of the present invention, the first magnetic engagement section is made of a ferrous or magnetic material.
In one embodiment of the mesh drum of the present invention, the bottom case is further provided with a plurality of first positioning portions.
In one embodiment of the netpen of the present invention, the bottom shell is provided with two openings for headphones and microphones.
In one embodiment of the invention, the cloth net drum comprises a protection pad arranged in a groove formed on the outer side of the bottom shell and used for covering a part of the outer side surface of the bottom shell.
According to another aspect of the present invention, an embodiment of the present invention provides a speaker main unit, including: a main body portion; and a bottom cover arranged at the lower part of the main body part and provided with a second attraction part which is matched with the first attraction part arranged on the net barrel according to any one of claims 1-9 in a magnetic attraction way so as to fix the sound box host and the net barrel together.
In one embodiment of the speaker main unit of the present invention, the second engaging portion includes: at least two second magnetic matching parts respectively arranged on the bottom cover; and at least two second magnetic absorption parts respectively arranged on the at least two second magnetic matching parts.
In an embodiment of the sound box main unit of the present invention, the second magnetic matching portion is recessed on an outer side surface of the bottom cover.
In an embodiment of the sound box main unit of the present invention, each of the second engaging portions further includes a fixing member for fixing the second magnetic absorbing member to the bottom cover.
In one embodiment of the sound box main unit of the present invention, the second magnetic absorption member includes an iron sheet, a magnet sheet or a magnet sheet.
In one embodiment of the speaker box main unit of the present invention, the second magnetic engaging portion is made of a ferrous material or a magnetic material.
In an embodiment of the sound box main unit of the present invention, the bottom cover is further provided with a plurality of second positioning portions.
In one embodiment of the sound box host, the sound box host further comprises two jacks for the earphone and the microphone, wherein the two jacks for the earphone and the microphone are respectively matched with two openings for the earphone and the microphone on the net-laying barrel.
In one embodiment of the sound box main unit of the present invention, the sound box main unit further includes an end cover detachably fixed to the bottom cover.
In one embodiment of the sound box main unit of the present invention, the end cover is provided with a through hole through which the second magnetic absorption member passes.
According to still another aspect of the present invention, an embodiment of the present invention provides a sound box, including the mesh-distribution cylinder and the sound box main unit according to any one of the above embodiments, wherein the mesh-distribution cylinder is sleeved outside the sound box main unit.
In the mesh tube and the sound box main unit of the embodiment of the invention, the mesh tube is quickly and detachably fixed on the sound box main unit by using the matched magnetic adsorption piece pairs, so that the mesh tube and the sound box main unit of the embodiment of the invention can realize low unit price and high yield production and can be manufactured with high productivity.
Drawings
The following detailed description of the invention refers to the accompanying drawings. In the drawings:
FIG. 1 is an exploded schematic view of a wire cylinder according to one embodiment of the present invention;
FIG. 2 is an enlarged view of the bottom shell of the netpen of FIG. 1;
FIG. 3 is an axial cross-sectional view of the netpen of FIG. 1;
FIG. 4 is a bottom view of the bottom shell of the cloth cylinder of FIG. 1 with the protective pad assembled;
FIG. 5 is an exploded schematic view of a speaker host according to one embodiment of the present invention;
FIG. 6 is a perspective view of the speaker box host of FIG. 5;
FIG. 7 is a top view of the enclosure mainframe of FIG. 5;
FIG. 8 is an axial cross-sectional view of the enclosure mainframe of FIG. 5;
FIG. 9 is an axial cross-sectional view of a sound box assembled from a mesh drum and a sound box main unit according to one embodiment of the present invention;
FIG. 10 is an exploded view of the enclosure cavity of the enclosure mainframe shown in FIG. 5;
FIG. 11 is a top view of the enclosure shown in FIG. 5;
FIG. 12 is a front view of the first housing of the enclosure shown in FIG. 10;
fig. 13 is a left side view of the first housing shown in fig. 12;
FIG. 14 is a top view of the first housing shown in FIG. 12;
FIG. 15 is a bottom view of the first housing shown in FIG. 12;
FIG. 16 is a front view of the second housing of the enclosure shown in FIG. 10;
FIG. 17 is a left side view of the second housing shown in FIG. 16;
FIG. 18 is a top view of the second housing shown in FIG. 16; and
fig. 19 is a bottom view of the second housing shown in fig. 16.
Detailed Description
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
According to one aspect, the invention relates to a mesh drum for a loudspeaker.
The cloth net drum for a sound box according to an embodiment of the present general inventive concept includes: the loudspeaker box comprises a cloth net, a cylindrical supporting frame, a bottom shell and an attracting portion, wherein the cloth net is coated on the cylindrical supporting frame, the bottom shell is arranged at the bottom of the cylindrical supporting frame, the attracting portion is arranged on the inner side of the bottom shell, and the bottom shell is fixed on a loudspeaker box host through the magnetic attracting effect of the attracting portion.
According to the mesh distribution cylinder, the mesh distribution cylinder is fixed on the loudspeaker box host by utilizing the suction effect of the suction device, so that the mesh distribution cylinder is quickly and detachably fixed on the loudspeaker box host, and the mesh distribution cylinder is quickly replaced.
A specific embodiment of a netpen according to one aspect of the present invention is described below with reference to fig. 1-4.
Fig. 1 shows an exploded schematic view of a netpen according to one embodiment of the present invention. As shown in fig. 1, the cloth net drum 1 includes a cloth net 11, a cylindrical supporting frame 12, a bottom shell 13, and a first engaging portion 14, wherein the cloth net 11 is coated on the cylindrical supporting frame 12, the bottom shell 13 is disposed at the bottom end of the cylindrical supporting frame 12, the first engaging portion 14 is disposed at the inner side of the bottom shell 13, and the bottom shell 13 is fixed on the speaker host by the first engaging portion 14 in a magnetic engaging manner.
Fig. 2 is an enlarged view of the bottom case 13 of the wire cloth cartridge 1 of fig. 1, showing a structure inside the bottom case 13. Fig. 3 shows an axial section through the wire cylinder of fig. 1. As shown in fig. 2 and 3, the first engaging portion 14 includes at least two first magnetic engaging portions 141 provided inside the bottom case 13; the first magnetic attraction parts 142 are arranged on at least two first magnetic matching parts 141, and the first attraction parts 14 are matched with corresponding matching parts on the loudspeaker box main machine so as to combine the net cloth barrel and the loudspeaker box main machine together in a magnetic attraction mode.
Here, as shown in fig. 1, the first magnetic engaging portion 141 protrudes from the inner side surface of the bottom chassis 13. That is, the top of the first magnetic engaging portion 141 is higher than the inner side surface of the bottom chassis 13, or the first magnetic engaging portion 141 is obtained by raising a part of the bottom chassis 13 from the inner side surface of the bottom chassis 13 toward the inner side surface of the bottom chassis. However, the present invention is not limited thereto, and for example, the first magnetic engaging portion 141 may be recessed in an inner side surface of the bottom chassis 13 or parallel to the inner side surface of the bottom chassis 13, etc.
As also shown in fig. 1 and 2, the first magnetic adsorbing member 142 is a iron sheet, but the present invention is not limited thereto, and for example, the first magnetic adsorbing member 142 may also be a magnet sheet, or the like.
In addition, the cloth cylinder 1 further includes a fixing member 15 for fixing the first magnetic adsorbing member 142 to the first magnetic engaging portion 141. Here, as shown in fig. 1 and 2, the fixing member 15 is a screw, but the present invention is not limited thereto, and the fixing member may be an adhesive, a bolt, or a pin, etc. which are known to those skilled in the art.
The bottom shell is also provided with a plurality of first positioning parts. Still referring to fig. 1, a plurality of positioning posts 131 are disposed on the inner side of the bottom shell 13 for cooperating with positioning holes on the speaker main unit. In particular, the positioning posts 131 are hollow. In particular, the hollow portion of the positioning column 131 is provided with an internal thread for fixing the bottom shell 13 to the speaker box main body by a screw. If the net-laying barrel 1 does not need to be arranged to be detachable, the net-laying barrel 1 can also be fixed on the loudspeaker box host by utilizing the positioning column 131 on the bottom shell 13.
The number of the positioning posts 131 shown in fig. 1 is 4, and it is apparent that the number of the positioning posts 131 shown in the drawing is merely exemplary, and the present invention is not limited thereto, and for example, the number of the positioning posts 131 may be 5, 6, or the like.
The net drum further comprises a protection pad 16, wherein the protection pad 16 is arranged in a groove on the outer side of the bottom shell 13 and is used for covering a part of the outer side surface of the bottom shell 13 so as to beautify the bottom shell 13.
Fig. 4 shows a schematic view of the structure of the bottom shell 13 of the cloth cylinder 1 with the protective pad 16 assembled. As shown in fig. 4, the protection pad 16 covers the hollow hole of the positioning post 131 on the bottom shell 13, so that the bottom shell 13 is more beautiful.
As shown in fig. 1 and 4, an earphone jack 132 and a microphone pickup hole 133 are provided in the bottom case 13.
According to another aspect of the invention, one embodiment of the invention relates to a loudspeaker enclosure. According to the general inventive concept of the sound box main body of one embodiment of the present invention, the sound box main body includes a main body portion; and the bottom cover is arranged at the lower part of the main body part and is provided with a second attraction part, and the second attraction part is matched with the first attraction part arranged on the cloth net barrel in a magnetic attraction mode so as to fix the sound box host and the cloth net barrel together. The second attraction part comprises at least two second magnetic matching parts which are respectively arranged in the bottom cover; at least second magnetic absorption parts are respectively arranged on the at least two second magnetic matching parts.
The sound box host is fixed with the net cloth cylinder through the magnetic attraction effect of the second attraction part on the bottom cover and the first attraction part on the net cloth cylinder.
Fig. 5 shows an exploded schematic view of a loudspeaker host according to one embodiment of the invention. Fig. 6 shows a perspective view of the speaker box host of fig. 5. Fig. 7 shows a top view of the loudspeaker enclosure of fig. 5. Fig. 8 shows an axial cross-section of the enclosure mainframe of fig. 5.
As shown in fig. 5-8, the sound box main unit 2 comprises a bottom cover 21, the bottom cover 21 is provided with a second engaging portion 24 which is matched with the first engaging portion 14 of the cloth net drum 1, the second engaging portion 24 comprises at least two second magnetic matching portions 241 which are respectively arranged on the bottom cover 21; and at least two second magnetic adsorbing members 242 disposed on the at least two second magnetic engaging portions 242, respectively.
Here, as shown in fig. 5, 6 and 8, the second magnetic engaging portion 241 is recessed in the outer side surface of the bottom cover 21. That is, the bottom of the second magnetic coupling portion 241 is lower than the outer side surface of the bottom cover 21, or the second magnetic coupling portion 241 is obtained by removing a portion of the bottom cover 21 from the outer side surface of the bottom cover 21 toward the inner side of the bottom cover 21. Those skilled in the art will appreciate that the first magnetic mating portion 141 is complementary to the concave-convex structure of the second magnetic mating portion 241. That is, if the first magnetic coupling part 141 protrudes from the inner side surface of the bottom chassis 13, the second magnetic coupling part 241 is recessed from the outer side surface of the bottom cover 21; if the first magnetic coupling part 141 is recessed from the inner side surface of the bottom chassis 13, the second magnetic coupling part 241 protrudes from the outer side surface of the bottom cover 21. Of course, the structural complementarity between the first magnetic mating portion 141 and the second magnetic mating portion 241 may also be achieved by other means known to those skilled in the art.
The bottom cover 21 of the present invention further includes a plurality of positioning holes 211 which are matched with the positioning posts 131 of the net drum 1, and the positioning holes 211 are through holes or blind holes.
In one embodiment of the bottom cover 21 of the present invention, the bottom cover 21 includes an end cover 212, wherein the end cover 212 is detachably fixed to the bottom cover 21, and the second magnetic absorption member 242 is provided on the bottom cover 21, the end cover 212 is provided with a through hole through which the second magnetic absorption member 242 passes, and a second magnetic engagement portion 241 engaged with the first magnetic engagement portion 141 of the cloth drum 1 is provided at the through hole, respectively. In another embodiment, the second magnetic adsorbing member 242 may also be provided on the end cap 212.
The end cover 212 is further provided with a plurality of positioning through holes 2121, and the bottom cover 213 of the sound box cavity is provided with corresponding positioning holes or positioning columns 2131, and the positioning through holes 2121 of the end cover 212 and the positioning holes or positioning columns 2131 of the bottom cover 213 of the sound box cavity are matched with the positioning holes 131 of the cloth drum 1.
The speaker main unit 2 further includes a plurality of fixing members 25 for fixing the second magnetic absorbing member 242 on the second magnetic matching portion 241. Here, as shown in fig. 8, the second magnetic adsorbing member 242 is fixed in the bottom cover 21, the end cover 212, or the cabinet bottom cover 213 with an adhesive. Of course, the invention is not limited thereto, and the fixing member may be a screw, a pin or a snap structure, etc. which are known to those skilled in the art.
The enclosure mainframe 2 further includes a plurality of fasteners 26 for securing the end cap 212 to the enclosure bottom cap 213. The fixing member 26 is fixed to the bottom cover 213 of the sound box cavity by using a positioning hole 2121 of the end cover 212 or another mounting structure.
Fig. 9 shows an axial sectional view of a sound box assembled by the mesh tube 1 and the sound box main body 2 according to an embodiment of the present invention. As shown in the bottom of fig. 9, the first magnetic adsorbing member 142 is depressed in the center and has a through hole therethrough, and is fixed to the bottom chassis 13 by a screw; the second magnetic absorption piece 242 is cylindrical and is fixed on the bottom cover 213 of the sound box cavity in a clamping manner.
In one embodiment of the present invention, the first magnetic attraction member 142 and the second magnetic attraction member 242 are respectively paired and include a magnetic sheet, a magnetite sheet or a magnet sheet attracted to each other, for example, the first magnetic attraction member 142 includes a magnetic sheet, and the second magnetic attraction member 242 includes a magnetite sheet or a magnet sheet; the first magnetic attraction member 142 includes a magnet sheet or a magnet sheet, and the second magnetic attraction member 242 includes a magnet sheet; the first magnetic attraction member 142 includes a magnet or a magnet, and the second magnetic attraction member 242 includes a magnet or a magnet, and the like.
In one embodiment of the present invention, the first magnetic engaging portion 141 and/or the second magnetic engaging portion 141 are made of a ferrous material and/or a magnetic material. That is, the first magnetic engaging portion 141 is made of a ferrous material or a magnetic material, or the second magnetic engaging portion 241 is also made of a ferrous material or a magnetic material; the first and second magnetic engaging portions 141 and 241 are made of a ferrous material or a magnetic material. Here, the first and second magnetic engaging portions 141 and 241 may be made of the same material, or may be made of different materials, for example, the first and second magnetic engaging portions 141 and 241 are both made of a ferrous material, or the first and second magnetic engaging portions 141 and 241 are both made of a magnetic material; or the first magnetic coupling part 141 is made of a ferrous material and the second magnetic coupling part 241 is made of a magnetic material, or are interchanged.
In the above embodiment of the present invention, the cloth net 11 is seamless-ironing-connected after the size is cut, and the cloth net 11 is formed into a cylindrical shape. The cylindrical support 12 is subjected to glue spraying treatment. Then, the seamless-ironing cloth net 11 is assembled on the cylindrical support frame 12, and then is heated and cured. The first magnetic adsorbing member 142 is fixed to the bottom chassis 13 by a fixing member 15. The protection pad 16 is assembled on the bottom case 13 by a back adhesive. Finally, the assembled bottom shell 13 is fixed on the speaker main unit 2 through the first magnetic absorbing member 142.
In the invention, the net-laying barrel is quickly and detachably fixed on the loudspeaker box host machine by using the mutually adsorbed magnetic elements, so that the net-laying barrel and the loudspeaker box host machine can realize low-unit price and high-yield production, can be manufactured with high productivity, and can realize two options of screw fixation and magnet fixation under the condition of almost no change of a production line, thereby improving the requirement of customizing the net-laying barrel and the loudspeaker box, reducing product inventory and relieving the fund pressure of enterprises.
According to yet another aspect of the present invention, a speaker chamber for a speaker is provided. According to the general inventive concept of one embodiment of the present invention, in a speaker box cavity for a speaker box of one embodiment of the present invention, the speaker box cavity includes a first housing provided with at least one first opening for mounting a speaker, and a second housing; the first and second housings are assembled together to form a first interior space, and at least one closed chamber is formed in walls of the first and second housings surrounding the first interior space for blocking sound waves generated from the speaker from being transmitted from the speaker to a microphone or a microphone pickup hole mounted outside the second housing along the material itself of the first and second housings. Specifically, an inner side wall is arranged on the inner side of the outer side wall of the first shell, and a certain distance is formed between the outer side wall and the inner side wall, so that at least one cavity is formed between the outer side wall and the inner side wall of the first shell; the second housing side wall is provided with structure which mates with and closes the cavity on the first housing, whereby the first housing and the second housing form at least one closed cavity.
Through set up at least one confined sound insulation cavity around speaker installation cavity, prevent the direct connection of solid material between microphone pickup hole and speaker installation cavity, utilize the sound box cavity to attenuate the sound wave intensity from the speaker, cut off the propagation of sound wave in the solid material between microphone pickup hole and the speaker installation cavity, prevent sound to pass through casing material itself and transmit near the microphone pickup hole region to play the effect of giving sound insulation, make near the microphone pickup hole environment have better acoustic environment.
The sound-insulating chamber may be filled with a sound-insulating material, such as a fibrous porous sound-insulating material, for example, polyester fiber sound-insulating cotton, centrifugal glass cotton, rock cotton, mineral cotton, vegetable fiber spray, etc., which has a sound-insulating mechanism that a large number of tiny communicated pores are formed inside the fibrous porous sound-insulating material, along which sound waves can penetrate into the interior of the material, and rub against the material to convert sound energy into heat energy, thereby attenuating the intensity of sound from the speaker.
To further illustrate embodiments of the speaker unit of the present invention, the speaker unit shown in fig. 5, the speaker chamber shown in fig. 10, and the first and second housings shown in fig. 11-18 are described in detail below.
Fig. 10 shows an exploded view of the enclosure cavity of the enclosure mainframe 2 shown in fig. 5. As shown in fig. 5 and 10, the enclosure main unit 2 includes an enclosure cavity 30 and a speaker section 40, wherein the enclosure cavity 30 includes a first housing 31 and a second housing 32; the speaker section 40 includes a speaker 41 and a passive radiation film 42. The first housing 31 and the second housing 32 cooperate with each other to form a speaker mounting cavity 33 of the enclosure housing 2 and an outer contour of the enclosure housing. The first housing 31 has a cylindrical shape of which a portion is cut by a plane parallel to the central axis, and has a through hole on the front circular arc side for mounting the speaker; and arc-shaped portions in which part of the wall is cut off on the left and right sides. The second housing 32 has a half hollow rectangular parallelepiped shape with one side open, and has two rings on both sides directly adjacent to the open side for mounting the passive radiation film 42. A speaker mounting chamber 33 is provided in an inner lower half of the combined space of the first housing 31 and the second housing 32 in the form of a cylindrical chamber, and a speaker 41 is mounted in the speaker mounting chamber 33. In this way, two passive radiation films 42 are respectively mounted on both sides of the speaker mounting chamber 33 composed of the first housing 31 and the second housing 32 and close the speaker mounting chamber 33 from both sides.
Fig. 11 is a top view of the speaker unit shown in fig. 5. As shown in fig. 11, in the upper half of the plan view, the speaker main body 2 further includes a third housing 50, the integrated circuit board 100 is disposed in a space between the second housing 32 and the third housing 50, and the microphone pickup hole 60 and the earphone jack 70 are disposed on one end of the integrated circuit board 100 and outside the second housing 32.
In one embodiment of the invention, the first housing has two longitudinal outer side walls and two transverse outer side walls, and inside the longitudinal outer side walls at least one longitudinal inner side wall, the two longitudinal outer side walls and the at least one transverse outer side wall and the at least one longitudinal inner side wall form a first chamber which is open on at least one side, and the second housing, when assembled, covers the first chamber to form a closed chamber. Further, the second housing has two longitudinal outer side walls and the two longitudinal outer side walls have flanges for covering the first chamber to form a closed chamber when the first and second housings are assembled.
Further, the first housing further has at least one lateral inner side wall located inside the lateral outer side wall, and the two longitudinal inner side walls and the at least one lateral outer side wall and the at least one lateral inner side wall form at least one second chamber with one side open, and the second housing covers the second chamber to form a closed chamber.
Further, the second housing further has two lateral outer side walls and at least one lateral inner side wall located inside the lateral outer side walls, at least one of the lateral inner side walls and the two longitudinal outer side walls and the at least one lateral outer side wall form at least one third chamber with one side open, and the third chamber corresponds to the second chamber to form a closed chamber after the first housing and the second housing are assembled.
Fig. 12-15 show front, right, top and bottom views, respectively, of the first housing 31. As shown in fig. 12, at least one longitudinal inner side wall 312 is provided inside the two longitudinal outer side walls 311 of the first housing 31, a plurality of first chambers 34 are formed between the longitudinal inner side walls 312 and the longitudinal outer side walls 311, a lateral inner side wall 314 is provided inside the lateral outer side wall 313 farther from the through hole, and a second chamber 35 is formed between the lateral outer side wall 313, the lateral inner side wall 314 and the longitudinal inner side walls 312, and in particular, the second chamber is partitioned into a plurality of small chambers by a partition.
As shown in fig. 12, a plurality of hollow cylinders 341 having threads inside are provided inside the first chamber. In particular, the hollow cylinder is connected to the longitudinal outer side wall 311 and the longitudinal inner side wall 312 by two flaps, dividing the first chamber into a plurality of small chambers.
As shown in fig. 14, a snap structure 315 is provided on the top wall of the first housing 31. As shown in fig. 15, a catch structure 315 is provided on the bottom wall of the first housing 31.
Fig. 16-19 show front, left, top and bottom views, respectively, of the second housing 32. As shown in fig. 16, 18-19, a flange 321 is provided on the open side of the second housing 32 for cooperating with the longitudinal outer side wall 311 to close the first chamber within the first housing 31 to form a closed chamber. As shown in fig. 16, a plurality of holes are provided in the flange 321 to be fitted with the hollow body in the first chamber for insertion of the connection member to fix the first housing 31 and the second housing 32 together. As also shown in fig. 16, the inner side of the lateral outer side wall 322 farther from the ring shape is provided with a lateral inner side wall 323, and the side wall of the first housing 32, the lateral outer side wall 322, and the lateral inner side wall 323 form a third chamber 36. In particular, the third chamber is divided by a septum into a plurality of small chambers. The third chamber corresponds to the second chamber, and when the first housing 31 and the second housing 32 are combined together, the second chamber and the third chamber cooperate with each other to form a sealed large chamber. In particular, the chamber of the second chamber separated by the septum corresponds to the chamber of the third chamber separated by the septum.
As shown in fig. 17, a snap structure 325 is provided on the top wall of the second housing 32. As shown in fig. 18, a snap structure 325 is provided on the bottom wall of the second housing 32.
In the illustrated embodiment of the present invention, the first housing and the second housing are coupled together by snap-fit, but not limited thereto, and may be coupled together by other coupling means known to those of ordinary skill in the art, such as screws, adhesives, etc.
In one embodiment of the invention, the first, second and third chambers are filled with air, although other sound insulating materials may be filled.
In the sound box host, the first chamber, the second chamber and the third chamber which are sealed are arranged between the first shell and the second shell of the sound box host, so that the sound of a loudspeaker is effectively blocked from being transmitted to the vicinity of a microphone pickup hole along the shell material, the sound of the loudspeaker is isolated, the sound interference of a high-power loudspeaker to the microphone pickup hole is weakened or even avoided, and the microphone pickup effect of the sound box is effectively improved.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
List of reference numerals
1. Net distribution cylinder
11. Cloth net
12. Cylindrical support frame
13. Bottom shell
131. Positioning column
132. Earphone jack
133. Microphone pick-up hole
14. A first suction part
141. First magnetic matching part
142. First magnetic adsorption piece
15. Fixing piece
16. Protective pad
2. Sound box main unit
21. Bottom cover
211. Positioning hole
212. End cap
2121. Positioning through hole
24. A second suction part
241. Second magnetic matching part
242. Second magnetic absorbing piece
25. Fixing piece
26. Fixing piece
30. Sound box cavity
31. First shell body
311. Longitudinal outer side wall
312. Longitudinal inner side wall
313. Lateral outer side wall
314. Lateral inner side wall
315. Buckle structure
32. Second shell
321. Flange
322. Lateral outer side wall
323. Lateral inner side wall
325. Buckle structure
33. Speaker mounting cavity
34. First chamber
341. Hollow column
35. A second chamber
36. Third chamber
40. Speaker unit
41. Loudspeaker
42. Passive radiation film
50. Third shell
60. Microphone pick-up hole
70. Earphone jack
100. An integrated circuit board.
Claims (20)
1. A cloth net drum for a sound box, comprising:
the side wall of the cylindrical support frame is provided with a through hole which penetrates through the cylindrical support frame in the radial direction;
the bottom shell is arranged at the bottom of the cylindrical supporting frame;
the cloth net is coated on the cylindrical support frame; and
the first attraction part is arranged on the bottom shell and is configured to fix the net-cloth cylinder on the sound box host of the sound box in a magnetic attraction mode through the bottom shell.
2. The cloth cylinder of claim 1, wherein the first engaging portion comprises:
at least two first magnetic matching parts respectively arranged at the inner side of the bottom shell; and
at least two first magnetic absorption parts are respectively arranged on the at least two first magnetic matching parts.
3. The cloth cylinder of claim 2, wherein the first magnetic engagement portion protrudes from an inner side surface of the bottom shell.
4. The cloth cartridge of claim 2, wherein the first engaging portion further comprises at least two fasteners for securing the first magnetic engaging member to the bottom housing.
5. The cloth cartridge of any of claims 2-4, wherein the first magnetically attractable member comprises an iron sheet, a magnet sheet, or a magnet sheet.
6. The cloth cylinder of any of claims 2-4, wherein the first magnetic engagement portion is made of a ferrous or magnetic material.
7. The cloth cylinder of any of claims 2-4, wherein the bottom shell is further provided with a plurality of first positioning portions.
8. The cloth cylinder of any of claims 1-4, wherein two openings for headphones and microphones are provided on the bottom shell.
9. The cloth net drum according to any one of claims 2 to 4, comprising a protection pad provided in a groove formed at an outer side of the bottom case for covering a portion of an outer side surface of the bottom case.
10. A sound box host, comprising: a main body portion; and
a bottom cover, the bottom cover is arranged at the lower part of the main body part and is provided with a second attraction part, and the second attraction part is matched with the first attraction part arranged on the net cloth barrel according to any one of claims 1-9 in a magnetic attraction way so as to fix the sound box host and the net cloth barrel together.
11. The speaker unit of claim 10, wherein the second engaging portion comprises:
at least two second magnetic matching parts respectively arranged on the bottom cover; and
at least two second magnetic absorption parts are respectively arranged on the at least two second magnetic matching parts.
12. The speaker unit of claim 11, wherein the second magnetic mating portion is recessed in an outer side of the bottom cover.
13. The speaker unit of claim 11, wherein each of the second engaging portions further comprises a securing member for securing the second magnetic engaging member to the bottom cover.
14. The speaker unit according to any one of claims 11-13, wherein the second magnetic absorbing member comprises a sheet of iron, a sheet of magnet, or a sheet of magnet.
15. The enclosure mainframe of any of claims 11-13, wherein the second magnetic mating section is made of a ferrous or magnetic material.
16. The speaker unit of any one of claims 11-13, wherein the bottom cover further comprises a plurality of second positioning portions.
17. The sound box main unit of claim 16, further comprising two jacks for headphones and microphones on one side of the bottom cover, the two jacks for headphones and microphones mating with two openings for headphones and microphones on the cloth cylinder, respectively.
18. The speaker unit of claim 11, further comprising an end cap removably secured to the bottom cap.
19. The speaker unit of claim 18, wherein the end cap is provided with a through hole through which the second magnetic absorbing member passes.
20. A sound box, characterized by comprising the mesh-covered cylinder according to any one of claims 1-9 and the sound box main unit according to any one of claims 10-19, wherein the mesh-covered cylinder is sleeved outside the sound box main unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710666841.XA CN107257523B (en) | 2017-08-07 | 2017-08-07 | A cloth net section of thick bamboo and audio amplifier host computer for audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710666841.XA CN107257523B (en) | 2017-08-07 | 2017-08-07 | A cloth net section of thick bamboo and audio amplifier host computer for audio amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107257523A CN107257523A (en) | 2017-10-17 |
| CN107257523B true CN107257523B (en) | 2023-12-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710666841.XA Active CN107257523B (en) | 2017-08-07 | 2017-08-07 | A cloth net section of thick bamboo and audio amplifier host computer for audio amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107257523B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201854388U (en) * | 2010-10-11 | 2011-06-01 | 浙江宝狮电子有限公司 | Vehicle-mounted perfume sound box |
| JP2012085077A (en) * | 2010-10-09 | 2012-04-26 | Hiroshi Yukitoshi | Speaker |
| CN104093093A (en) * | 2014-07-18 | 2014-10-08 | 炫名坊电子（上海）有限公司 | Cylindrical loudspeaker box with patterned cloth muffle printed |
| CN106658243A (en) * | 2017-03-01 | 2017-05-10 | 缪玉娣 | Sound box convenient to detach and maintain |
| CN206260077U (en) * | 2016-12-12 | 2017-06-16 | 惠州市捷美斯科技有限公司 | A kind of audio amplifier |
| CN206341379U (en) * | 2017-01-04 | 2017-07-18 | 广州晋佳电子有限公司 | A kind of featheredge Hi-Fi sound-box |
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2017
- 2017-08-07 CN CN201710666841.XA patent/CN107257523B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012085077A (en) * | 2010-10-09 | 2012-04-26 | Hiroshi Yukitoshi | Speaker |
| CN201854388U (en) * | 2010-10-11 | 2011-06-01 | 浙江宝狮电子有限公司 | Vehicle-mounted perfume sound box |
| CN104093093A (en) * | 2014-07-18 | 2014-10-08 | 炫名坊电子（上海）有限公司 | Cylindrical loudspeaker box with patterned cloth muffle printed |
| CN206260077U (en) * | 2016-12-12 | 2017-06-16 | 惠州市捷美斯科技有限公司 | A kind of audio amplifier |
| CN206341379U (en) * | 2017-01-04 | 2017-07-18 | 广州晋佳电子有限公司 | A kind of featheredge Hi-Fi sound-box |
| CN106658243A (en) * | 2017-03-01 | 2017-05-10 | 缪玉娣 | Sound box convenient to detach and maintain |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107257523A (en) | 2017-10-17 |
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Effective date of registration: 20190314 Address after: 100086 8th Floor, 76 Zhichun Road, Haidian District, Beijing Applicant after: BEIJING JINGDONG SHANGKE INFORMATION TECHNOLOGY Co.,Ltd. Applicant after: IFLYTEK Co.,Ltd. Address before: Room C-301, 3rd floor, No. 2 Building, 20 Suzhou Street, Haidian District, Beijing 100080 Applicant before: BEIJING LINGLONG TECHNOLOGY Co.,Ltd. |
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