CN103051351B - Detachable and washable interphone for dustproof structure of loudspeaker - Google Patents
Detachable and washable interphone for dustproof structure of loudspeaker Download PDFInfo
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- CN103051351B CN103051351B CN201210430087.7A CN201210430087A CN103051351B CN 103051351 B CN103051351 B CN 103051351B CN 201210430087 A CN201210430087 A CN 201210430087A CN 103051351 B CN103051351 B CN 103051351B
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Abstract
The invention relates to a detachable and washable interphone for a dustproof structure of a loudspeaker. The interphone comprises a surface shell, the loudspeaker and the dustproof structure of the loudspeaker. The dustproof structure of the loudspeaker comprises a loudspeaker cover, a loudspeaker metal separation blade, a loudspeaker rubber mat, a dustproof ventilating film of a microphone attached to a microphone hole of the surface shell, and a loudspeaker dustproof net attached to a countersink of the loudspeaker cover. The outer periphery of the loudspeaker is sleeved in a circular side groove of the loudspeaker rubber mat which is located on a first countersink of the surface shell. The loudspeaker is located in the loudspeaker hole of a second countersink of the surface shell. The loudspeaker metal separation blade hermetically fixes the loudspeaker rubber mat in the second countersink of the surface shell. The loudspeaker cover further fixes the loudspeaker rubber mat on the first countersink of the surface shell. According to the dustproof structure of the loudspeaker provided by the invention, dust and/or iron dust is to the maximum extent prevented from entering into a loudspeaker cavity. Even if less dust enters into the loudspeaker cavity, a user can take down the loudspeaker cover and the loudspeaker without detaching the whole surface shell to clean the loudspeaker.
Description
[technical field]
The present invention relates to the transmitter-receiver of radio communication, particularly relate to intercom, relate in particular to the washable intercom of loud speaker dustproof construction.
[background technology]
Intercom except in property, spill the good place of the environment such as shop and market uses, in building site, the severe place of environment such as railway, mine, steel plant and shipyard is also widely used.In these adverse circumstances, thick air various small dust, and this just needs intercom to have higher dustproof requirement.Normally used intercom is all equipped with silica gel sealing ring in fuselage moving part, and battery case is also to adopt the seamless welding of ultrasonic technique, can reach dustproof requirement completely.But grown service time, dust easily enters into diffuser from speaker cover, makes loudspeaker sound diminish or become husky after dust accumulation, also can block the transmission of microphone hole and make sound reduction.
Prior art intercom comprises following several:
The first intercom: the most general dustproof mode of loud speaker of this intercom is to stick loud speaker Air Filter in the inner side of face-piece speaker chamber, and loud speaker is put after vibrationproof silica gel ring, be installed to again face-piece loudspeaker position, or loud speaker is fixed on to face-piece loudspeaker position with elasticity glue screw, in loud speaker Air Filter or speaker chambers, after sedimentating dust, after whole face-piece need to being split out, clear up;
The second intercom: the dustproof way of loud speaker of this intercom is, at the reserved heavy stand of face-piece, a stainless (steel) wire is placed on this heavy stand, then on stainless (steel) wire, adding a plastic cover compresses stainless (steel) wire in ultrasonic mode and is integrated with face-piece welding, then stick loud speaker Air Filter in the inner side of face-piece speaker chamber, and loud speaker is put after vibrationproof silica gel ring, be installed to again face-piece loudspeaker position, or loud speaker is fixed on to face-piece loudspeaker position with elasticity glue screw, after the interior sedimentating dust of loud speaker Air Filter or speaker chambers, also after needing whole face-piece to split out, clear up.
The dustproof mode of above-mentioned prior art talkback speaker is used after a period of time intercom in the more environment of dust, some fine solid particles see through loud speaker Air Filter and are adsorbed on the diffuser of loud speaker, in the time that the dust accumulation on diffuser is too much, when loud speaker sounding, diffuser vibration is obstructed, and sound diminishes or becomes husky.The microphone hole of prior art intercom is positioned at face-piece outer surface in addition,, dust or earth etc. is easily blocked, and while causing user's sound to transmit, diminishes and maybe can not transmit; Now need the diffuser of intercom or microphone hole to clear up and could normally use.The dustproof design mode of the loadspeaker structure of above-mentioned two kinds of intercoms is after intercom complete machine need to being taken apart, could clear up the dust on diffuser, general terminal use is owing to there is no professional instrument and maintenance technique, to clear up the dust on diffuser, intercom need to be sent back to network of maintenance and repair or return producer and clear up, maintenance is longer two-way time, and the one, the normal work of impact, the 2nd, maintenance cost is also high.The miaow of the title again head that microphone in the present invention has, or claim again microphone.The loudspeaker of title again that loud speaker has.
[summary of the invention]
The technical problem to be solved in the present invention is to avoid above-mentioned the deficiencies in the prior art part and provides a kind of loud speaker dustproof construction washable intercom, the loud speaker dustproof construction of this intercom can reduce to the full extent dust and/or iron powder enters in speaker chamber, even if there is a small amount of dust to enter in speaker chamber, user also can take off speaker cover and loud speaker voluntarily, do not need to take apart whole face-piece, just can be to microphone dust-proof air ventilation film, dust and iron powder on loud speaker Air Filter and diffuser are cleared up, needn't deliver to maintenace point again or producer clears up, can save clearance time, do not affect again normal work, can not produce any maintenance cost yet.
The technical scheme that the present invention solve the technical problem employing is:
Provide a kind of loud speaker dustproof construction washable intercom, comprise face-piece, loud speaker and loud speaker dustproof construction; Described loud speaker is electrically connected with two lead-out wires; Described loud speaker dustproof construction comprises speaker cover, loud speaker metal catch, loud speaker rubber cushion, microphone dust-proof air ventilation film and loud speaker Air Filter.Two lead-out wires of described loud speaker are connected electrically on the plug of connector.The top position of described face-piece outer surface is provided with the first heavy stand inward, and this first heavy stand is provided with the second circular heavy stand inward again, and described the second heavy stand center is provided with a circular speaker hole; Lower sides the right and left of described the first heavy stand is respectively provided with a square counterbore, a nut of the each embedding of top the right and left of described the first heavy stand, and this nut has the first screwed hole; Described the first heavy stand is provided with microphone hole near the position of square counterbore described in the left side; Described the first heavy stand is also provided with three place's the second screwed holes near described the second heavy stand edge.The right and left on described speaker cover outer surface top is respectively provided with a heavy stand through hole, and lower sides the right and left is respectively provided with a square boss; Described speaker cover middle part is provided with many and transmits the first gap passage that described loud speaker sounding is used; Described speaker cover inner surface is just provided with to the position of described the first gap passage the heavy stand of pasting described loud speaker Air Filter.Described loud speaker metal catch is circular, and this loud speaker metal catch is provided with many places and transmits the second through-hole passage and three lugs that described loud speaker sounding is used, and on each lug, is equipped with through hole; In the middle of described loud speaker metal catch, be also provided with circular platform.The first heavy stand of described loud speaker rubber cushion appearance profile and described face-piece is suitable, and this loud speaker rubber cushion is respectively equipped with two first through holes, second through hole and three third through-holes corresponding with through hole on three lugs of microphone hole on the first heavy stand of two heavy stand through holes of described speaker cover, face-piece and loud speaker metal catch; In the middle of described loud speaker rubber cushion, be also provided with and the round boss of the second heavy stand adaptation of described face-piece, described round boss center is provided with manhole, and this manhole sidewall is provided with the annular side channel for placing and locate described loud speaker.Described microphone dust-proof air ventilation film is attached to the microphone hole place on the first heavy stand of described face-piece; Described loud speaker Air Filter is attached on the heavy stand of described speaker cover inner side; Described loud speaker outer perimeter is enclosed within the annular side channel of manhole sidewall of described loud speaker rubber cushion; Described loud speaker rubber cushion is positioned on the first heavy stand of described face-piece, the round boss of described loud speaker rubber cushion is positioned at the second heavy stand of described face-piece, and described loud speaker is positioned at the speaker hole of the second heavy stand of described face-piece, outwardly, the plug of described connector inserts in the socket of connector of the cartridge assemblies circuit board of intercom its diffuser; , the round boss sealing of described loud speaker rubber cushion is fixed in the second heavy stand of described face-piece through each third through-hole of the through hole on each lug of described loud speaker metal catch and loud speaker rubber cushion and be screwed in the second screwed hole on the first heavy stand of described face-piece by three the first screws; Each square boss of described speaker cover is inserted respectively in the square counterbore of the first heavy stand of corresponding described face-piece, again by two the second screws through each heavy stand through hole of described speaker cover and each first through hole of loud speaker rubber cushion and be screwed in the first screwed hole on the first heavy stand of described face-piece, described loud speaker rubber cushion is fixed on again on the first heavy stand of described face-piece.
For the convenient speaker cover that takes out, depression attacker when described speaker cover dead ahead is provided with the described speaker cover of dismounting.
In order to increase the intensity of loud speaker metal catch and to prevent the distortion of loud speaker metal catch, and also in order to stop that a part of iron powder enters on the diffuser of loud speaker, each second through-hole passage of described loud speaker metal catch respectively outward flanging has convex tendon.
In order to gain in strength with attractive in appearance, described loud speaker metal catch is outwards provided with round boss.
For locate more accurately and sealing property better, described loud speaker rubber cushion lower sidewalls the right and left is respectively provided with a square boss, respectively this square boss can be inserted respectively the interior bottom of square counterbore of the first heavy stand of corresponding described face-piece.
More accurate in order to locate, described loud speaker rubber cushion front is provided with the heavy stand with described loud speaker metal catch adaptation.
Compared with the existing technology, the beneficial effect of the washable intercom of loud speaker dustproof construction of the present invention is:
1, in the environment that has equally dust and iron filings, use, the dust at the iron powder on the diffuser of the loud speaker of intercom of the present invention and microphone dust-proof air ventilation film place is few more a lot of than prior art intercom;
2, owing to being provided with circular platform in the middle of loud speaker metal catch, this circular platform has blocked the strong magnetic position in the middle of loud speaker, has weakened the magnetic force of iron powder in the attraction surrounding environment of loud speaker; And each second through-hole passage of described loud speaker metal catch respectively outward flanging have convex tendon, respectively this convex tendon can stop that most of iron powder enters on the diffuser of loud speaker; Also because described loud speaker metal catch has been magnetized by the magnet of loud speaker with some magnetic, thereby the most of iron powder that makes to enter in intercom is attracted on described loud speaker metal catch;
3, each parts assembling of the loud speaker dustproof construction of intercom of the present invention is all dismountable, even if there is a small amount of dust to enter in speaker chamber, user also can take off speaker cover and loud speaker voluntarily, do not need to take apart whole face-piece, just can clear up dust and iron powder on microphone dust-proof air ventilation film, loud speaker Air Filter and diffuser, needn't deliver to maintenace point again or producer clears up, can save clearance time, do not affect again normal work, can not produce any maintenance cost yet.
In sum, intercom of the present invention can reduce to the full extent dust and/or iron powder enters in speaker chamber, even if there is a small amount of dust to enter in speaker chamber, user also can take off speaker cover and loud speaker voluntarily, do not need to take apart whole face-piece, just can clear up dust and iron powder on microphone dust-proof air ventilation film, loud speaker Air Filter and diffuser, needn't deliver to maintenace point again or producer clears up, can save clearance time, do not affect again normal work, can not produce any maintenance cost yet.
[brief description of the drawings]
Fig. 1 is the axonometric projection schematic diagram of the washable intercom of loud speaker dustproof construction of the present invention;
Fig. 2 is the axonometric projection schematic diagram of the face-piece 100 of described intercom;
Fig. 3 is the axonometric projection schematic diagram of the loud speaker 210 of described intercom;
Fig. 4 is the axonometric projection schematic diagram of the loud speaker metal catch 230 of described intercom;
Fig. 5 is the heads axonometric projection schematic diagram of the speaker cover 220 of described intercom;
Fig. 6 is that the speaker cover 220 of described intercom is carried on the back supine axonometric projection schematic diagram;
Fig. 7 is the heads axonometric projection schematic diagram of the loud speaker rubber cushion 240 of described intercom;
Fig. 8 is that the loud speaker rubber cushion 240 of described intercom is carried on the back supine axonometric projection schematic diagram;
Fig. 9 is the axonometric projection schematic diagram of the microphone dust-proof air ventilation film 250 of described intercom while just preparing to be attached to face-piece 100;
Figure 10 is that the microphone dust-proof air ventilation film 250 of described intercom has been attached to the axonometric projection schematic diagram on face-piece 100;
Figure 11 is the axonometric projection schematic diagram of the loud speaker Air Filter 260 of described intercom while just preparing to be attached to speaker cover 220;
Figure 12 is that the loud speaker Air Filter 260 of described intercom has been attached to the axonometric projection schematic diagram on speaker cover 220;
Figure 13 is the axonometric projection schematic diagram of the loud speaker 210 of described intercom while just preparing to be assemblied in loud speaker rubber cushion 240;
Figure 14 is that the loud speaker 210 of described intercom has been assemblied in the axonometric projection schematic diagram on loud speaker rubber cushion 240;
Figure 15 is that the loud speaker 210 that assembled of Figure 14 and loud speaker rubber cushion 240 are just preparing to be assemblied in the axonometric projection schematic diagram on the face-piece 100 of intercom;
Figure 16 is next step installation step of Figure 15, is assemblied in the axonometric projection schematic diagram on loud speaker rubber cushion 240 by loud speaker metal catch 230;
Figure 17 is next step installation step of Figure 16, loud speaker metal catch 230 is fixed on to the axonometric projection schematic diagram on the face-piece 100 of intercom with three the first screws 810;
Figure 18 is next step installation step of Figure 17, is assemblied in the axonometric projection schematic diagram on face-piece 100 by speaker cover 220;
Figure 19 is next step installation step of Figure 18, speaker cover 220 is fixed on to the axonometric projection schematic diagram on the face-piece 100 of intercom with two the second screws 820.
[embodiment]
Below in conjunction with each accompanying drawing, the present invention is described in further detail.
Referring to Fig. 1 to Figure 19, the present invention relates to the washable intercom of a kind of loud speaker dustproof construction, comprise face-piece 100, loud speaker 210 and loud speaker dustproof construction; Described loud speaker 210 is electrically connected with two lead-out wires 211; Described loud speaker dustproof construction comprises speaker cover 220, loud speaker metal catch 230, loud speaker rubber cushion 240, microphone dust-proof air ventilation film 250 and loud speaker Air Filter 260.
Referring to Fig. 3, two lead-out wires 211 of described loud speaker 210 are connected electrically on the plug 212 of connector.
Referring to Fig. 2, the top position of described face-piece 100 outer surfaces is provided with the first heavy stand 110 inward, and this first heavy stand 110 is provided with the second circular heavy stand 120 inward again, and described the second heavy stand 120 centers are provided with a circular speaker hole 130; Lower sides the right and left of described the first heavy stand 110 is respectively provided with a square counterbore 111, and each embedding of top the right and left of described the first heavy stand 110 has a nut, and this nut has the first screwed hole 112; Described the first heavy stand 110 is provided with microphone hole 113 near the position of square counterbore 111 described in the left side, this microphone hole 113 for diameter be the circular hole of 2.5 millimeters; Described the first heavy stand 110 is also provided with three place's the second screwed holes 115 near described the second heavy stand 120 edges.Face-piece 100 can be injection molded by engineering plastic PC (English name is Polycarbonate, is called for short PC, and Chinese is Merlon), and intensity is good, firm resistance to falling.
Referring to Fig. 5, Fig. 6 and Figure 11, the right and left on described speaker cover 220 outer surface tops is respectively provided with a heavy stand through hole 222, and lower sides the right and left is respectively provided with a square boss 221; Described speaker cover 220 middle parts are provided with many and transmit the first gap passage 223 that described loud speaker 210 sounding are used, and the first gap passage 223 in Fig. 6 has four; Described speaker cover 220 inner surfaces are just provided with to the position of described the first gap passage 223 heavy stand 224 of pasting described loud speaker Air Filter 260.Speaker cover 220 also can be injection molded by engineering plastic PC, and intensity and good toughness, be not easy deformation and fracture.
Referring to Fig. 4, described loud speaker metal catch 230 is circular, and this loud speaker metal catch 230 is provided with many places and transmits the second through-hole passage 231 and three lugs 232 that described loud speaker 210 sounding are used, and on each lug 232, is equipped with through hole 2321; In the middle of described loud speaker metal catch 230, be also provided with circular platform 233.Loud speaker metal catch 230 available thickness are that the stainless steel stamping-out of 0.5 millimeter forms, and stainless model can adopt SUS304.
Referring to Fig. 2 to Fig. 7 and Figure 13, the first heavy stand 110 of described loud speaker rubber cushion 240 appearance profiles and described face-piece 100 is suitable, and this loud speaker rubber cushion 240 is respectively equipped with corresponding with through hole 2321 on three lugs 232 of microphone hole 113 on the first heavy stand 110 of two heavy stand through holes 222 of described speaker cover 220, face-piece 100 and loud speaker metal catch 230 two the first through holes 241, the second through hole 242 and three third through-holes 243; In the middle of described loud speaker rubber cushion 240, be also provided with the round boss 244 with the second heavy stand 120 adaptations of described face-piece 100, described round boss 244 centers are provided with manhole 245, and these manhole 245 sidewalls are provided with the annular side channel 246 for placing and locate described loud speaker 210.The material of loud speaker rubber cushion 240 can adopt silica gel.
Referring to Fig. 1 to Figure 19, described microphone dust-proof air ventilation film 250 is attached to 113 places, microphone hole on the first heavy stand 110 of described face-piece 100; Described loud speaker Air Filter 260 is attached on the heavy stand 224 of described speaker cover 220 inner sides; Described loud speaker 210 outer perimeter are enclosed within the annular side channel 246 of manhole 245 sidewalls of described loud speaker rubber cushion 240; Described loud speaker rubber cushion 240 is positioned on the first heavy stand 110 of described face-piece 100, the round boss 244 of described loud speaker rubber cushion 240 is positioned at the second heavy stand 120 of described face-piece 100, and described loud speaker 210 is positioned at the speaker hole 130 of the second heavy stand 120 of described face-piece 100, outwardly, the plug 212 of described connector inserts in the socket 850 of connector of the cartridge assemblies circuit board of intercom its diffuser; , 244 sealings of the round boss of described loud speaker rubber cushion 240 are fixed in the second heavy stand 120 of described face-piece 100 through each third through-hole 243 of the through hole 2321 on each lug 232 of described loud speaker metal catch 230 and loud speaker rubber cushion 240 and be screwed in the second screwed hole 115 on the first heavy stand 110 of described face-piece 100 by three the first screws 810; Each square boss 221 of described speaker cover 220 is inserted respectively in the square counterbore 111 of the first heavy stand 110 of corresponding described face-piece 100, again by two the second screws 820 through each heavy stand through hole 222 of described speaker cover 220 and each first through hole 241 of loud speaker rubber cushion 240 and be screwed in the first screwed hole 112 on the first heavy stand 110 of described face-piece 100, described loud speaker rubber cushion 240 is fixed on again on the first heavy stand 110 of described face-piece 100.Loud speaker rubber cushion 240 is Packed effect not only, and also have buffering effect, solved speaker cover 220 and loud speaker metal catch 230 in the time of loud speaker 210 sounding, resonate generation noise problem.
Referring to Fig. 6, for the convenient speaker cover 220 that takes out, the depression attacker 225 when described speaker cover 220 dead aheads are provided with the described speaker cover 220 of dismounting.
Referring to Fig. 4, in order to increase the intensity of loud speaker metal catch and to prevent the distortion of loud speaker metal catch, and also in order to stop that a part of iron powder enters on the diffuser of loud speaker, each second through-hole passage 231 of described loud speaker metal catch 230 respectively outward flanging has convex tendon 234.
Referring to Fig. 4, in order to gain in strength with attractive in appearance, described loud speaker metal catch 230 is outwards provided with round boss 235.
Referring to Fig. 7 and Fig. 8, for locate more accurately and sealing property better, described loud speaker rubber cushion 240 lower sidewalls the right and lefts are respectively provided with a square boss 247, and respectively this square boss 247 can be inserted respectively the interior bottom of square counterbore 111 of the first heavy stand 110 of corresponding described face-piece 100.
Referring to Fig. 7 and Fig. 4, more accurate in order to locate, described loud speaker rubber cushion 240 fronts are provided with the heavy stand 248 with described loud speaker metal catch 230 adaptations.
In Fig. 3, label 213 is two pads at loud speaker 210 back sides, and two lead-out wires 211 are welded on respectively on two pads 213 at loud speaker 210 back sides.
Referring to Fig. 3, Fig. 4, Figure 12, Figure 16 and Figure 17, the intercom loud speaker Air Filter 260 that in use general common dust can be secured on speaker cover 220 conventionally blocks, and common dust is difficult to see through loud speaker Air Filter 260 and enters on the diffuser of loud speaker 210; But steel plant or shipyard etc. float over airborne iron powder owing to being subject to the attraction of loud speaker 210, superfine iron powder can see through that loud speaker Air Filter 260 is adsorbed on the diffuser of loud speaker 210 and the sound that affects loud speaker 210.The intercom that the present invention is provided with washable loud speaker dustproof construction sees through after loud speaker Air Filter 260 at superfine iron powder, owing to being provided with circular platform 233 in the middle of described loud speaker metal catch 230, this circular platform 233 has blocked the strong magnetic position in the middle of loud speaker 210, has weakened the magnetic force of iron powder in the attraction surrounding environment of loud speaker 210; And each second through-hole passage 231 of described loud speaker metal catch 230 respectively outward flanging have convex tendon 234, loud speaker metal catch 230 can stop that most iron powder enters on the diffuser of loud speaker, also because described loud speaker metal catch 230 has been magnetized by the magnet of loud speaker 210 with some magnetic, thereby the most of iron powder that makes to enter in intercom is attracted on described loud speaker metal catch 230, only has the iron powder of a few part can be adsorbed on the diffuser of loud speaker 210.
Referring to Fig. 1 to Figure 10, Figure 12 and Figure 15 to Figure 19, too much affect tonequality when adsorbing iron powder on the diffuser of the loud speaker 210 of intercom of the present invention, or on the microphone dust-proof air ventilation film 250 at 113 places, microphone hole of the first heavy stand 110 of described face-piece 100, dust too much affects when transaudient, user only need to pull down with screwdriver two the second screws 820 of speaker cover 220 front ends, the depression attacker 225 who fastens speaker cover 220 with finger takes off speaker cover 220, unload again three the first screws 810 of loud speaker metal catch 230, take off loud speaker metal catch 230, and then take off the loud speaker rubber cushion 240 that loud speaker 210 is housed, finally extract the plug 212 of the interior connector of the socket 850 of connector of the cartridge assemblies circuit board that is inserted in intercom, can take out loud speaker 210 completely, clean up the iron powder on the diffuser of loud speaker 210, dust on microphone dust-proof air ventilation film 250 and loud speaker Air Filter 260 is also cleaned out, after having cleared up, more each parts are installed in reverse order, can have normally been used intercom of the present invention.
Intercom of the present invention, in the environment that has equally dust and iron filings, use, the dust at the iron powder on the diffuser of loud speaker 210 and microphone dust-proof air ventilation film 250 places is few more a lot of than prior art intercom, and intercom of the present invention, and user clears up very convenient.
The loud speaker dustproof construction of intercom of the present invention can also be applied on other communication products such as mobile phone.
The above embodiment has only expressed the preferred embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention; It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention; Therefore, all equivalents and modifications of doing with the claims in the present invention scope, all should belong to the covering scope of the claims in the present invention.
Claims (5)
1. the washable intercom of loud speaker dustproof construction, comprises face-piece (100), loud speaker (210) and loud speaker dustproof construction; Described loud speaker (210) is electrically connected with two lead-out wires (211); It is characterized in that:
Described loud speaker dustproof construction comprises speaker cover (220), loud speaker metal catch (230), loud speaker rubber cushion (240), microphone dust-proof air ventilation film (250) and loud speaker Air Filter (260);
Two lead-out wires (211) of described loud speaker (210) are connected electrically on the plug (212) of connector;
The top position of described face-piece (100) outer surface is provided with the first heavy stand (110) inward, this first heavy stand (110) is provided with circular the second heavy stand (120) inward again, and described the second heavy stand (120) center is provided with a circular speaker hole (130); Lower sides the right and left of described the first heavy stand (110) is respectively provided with a square counterbore (111), the each embedding of top the right and left of described the first heavy stand (110) has a nut, and this nut has the first screwed hole (112); Described the first heavy stand (110) is provided with microphone hole (113) near the position of square counterbore (111) described in the left side; Described the first heavy stand (110) is also provided with three place's the second screwed holes (115) near described the second heavy stand (120) edge;
The right and left on described speaker cover (220) outer surface top is respectively provided with a heavy stand through hole (222), and lower sides the right and left is respectively provided with a square boss (221); Described speaker cover (220) middle part is provided with many and transmits the first gap passage (223) that described loud speaker (210) sounding is used; Described speaker cover (220) inner surface is just provided with to the position of described the first gap passage (223) heavy stand (224) of pasting described loud speaker Air Filter (260);
Described loud speaker metal catch (230) is circular, this loud speaker metal catch (230) is provided with many places and transmits the second through-hole passage (231) and three lugs (232) that described loud speaker (210) sounding is used, and is equipped with through hole (2321) on each lug (232); In the middle of described loud speaker metal catch (230), be also provided with circular platform (233);
First heavy stand (110) of described loud speaker rubber cushion (240) appearance profile and described face-piece (100) is suitable, and this loud speaker rubber cushion (240) is respectively equipped with two first through holes (241), second through hole (242) and three third through-holes (243) corresponding with through hole (2321) on three lugs (232) of microphone hole (113) on first heavy stand (110) of two heavy stand through holes (222) of described speaker cover (220), face-piece (100) and loud speaker metal catch (230); In the middle of described loud speaker rubber cushion (240), be also provided with the round boss (244) adaptive with second heavy stand (120) of described face-piece (100), described round boss (244) center is provided with manhole (245), and this manhole (245) sidewall is provided with the annular side channel (246) for placing and locate described loud speaker (210);
The microphone hole (113) that described microphone dust-proof air ventilation film (250) is attached on first heavy stand (110) of described face-piece (100) is located; Described loud speaker Air Filter (260) is attached on the heavy stand (224) of described speaker cover (220) inner side; Described loud speaker (210) outer perimeter is enclosed within the annular side channel (246) of manhole (245) sidewall of described loud speaker rubber cushion (240); Described loud speaker rubber cushion (240) is positioned on first heavy stand (110) of described face-piece (100), the round boss (244) of described loud speaker rubber cushion (240) is positioned at second heavy stand (120) of described face-piece (100), and described loud speaker (210) is positioned at the speaker hole (130) of second heavy stand (120) of described face-piece (100), outwardly, the plug of described connector (212) inserts in the socket (850) of connector of the cartridge assemblies circuit board of intercom its diffuser; , the round boss (244) of described loud speaker rubber cushion (240) is sealed and is fixed in second heavy stand (120) of described face-piece (100) through each third through-hole (243) of the through hole (2321) on each lug (232) of described loud speaker metal catch (230) and loud speaker rubber cushion (240) and be screwed in the second screwed hole (115) on first heavy stand (110) of described face-piece (100) by three the first screws (810); Each square boss (221) of described speaker cover (220) is inserted respectively in the square counterbore (111) of the first heavy stand (110) of corresponding described face-piece (100), again by two the second screws (820) through each heavy stand through hole (222) of described speaker cover (220) and each first through hole (241) of loud speaker rubber cushion (240) and be screwed in the first screwed hole (112) on first heavy stand (110) of described face-piece (100), described loud speaker rubber cushion (240) is fixed on again on first heavy stand (110) of described face-piece (100).
2. the washable intercom of loud speaker dustproof construction according to claim 1, is characterized in that:
Depression attacker (225) when described speaker cover (220) dead ahead is provided with the described speaker cover of dismounting (220).
3. the washable intercom of loud speaker dustproof construction according to claim 1, is characterized in that:
Each second through-hole passage (231) of described loud speaker metal catch (230) respectively outward flanging has convex tendon (234).
4. the washable intercom of loud speaker dustproof construction according to claim 1, is characterized in that:
Described loud speaker rubber cushion (240) lower sidewalls the right and left is respectively provided with a square boss (247), and respectively this square boss (247) is inserted respectively the interior bottom of square counterbore (111) of first heavy stand (110) of corresponding described face-piece (100).
5. according to the washable intercom of loud speaker dustproof construction described in claim 1 or 4, it is characterized in that:
Described loud speaker rubber cushion (240) front is provided with the heavy stand (248) adaptive with described loud speaker metal catch (230).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430087.7A CN103051351B (en) | 2012-11-01 | 2012-11-01 | Detachable and washable interphone for dustproof structure of loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430087.7A CN103051351B (en) | 2012-11-01 | 2012-11-01 | Detachable and washable interphone for dustproof structure of loudspeaker |
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| Publication Number | Publication Date |
|---|---|
| CN103051351A CN103051351A (en) | 2013-04-17 |
| CN103051351B true CN103051351B (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210430087.7A Active CN103051351B (en) | 2012-11-01 | 2012-11-01 | Detachable and washable interphone for dustproof structure of loudspeaker |
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|---|---|---|---|---|
| CN105208470A (en) * | 2015-09-22 | 2015-12-30 | 天津市金汇兴自行车有限公司 | Loudspeaker support in communication device and communication device |
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| TW201218780A (en) * | 2010-10-19 | 2012-05-01 | Hannspree Inc | capable of supporting and positioning a display |
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| WO2007039671A1 (en) * | 2005-10-05 | 2007-04-12 | Genelec Oy | Reflex loudspeaker structure |
| CN201708898U (en) * | 2010-05-14 | 2011-01-12 | 厦门湃声电子科技有限公司 | Detachable connection part for audio-frequency transformer and loudspeaker |
| CN201708896U (en) * | 2010-05-31 | 2011-01-12 | 宁波东威电子有限公司 | Sound box |
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| CN103051351A (en) | 2013-04-17 |
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