A kind of bluetooth earphoneTechnical field
The utility model relates to mobile phone wireless data transmission set field, relates in particular to a kind of bluetooth earphone.
Background technology
Bluetooth earphone is widely used in and mobile phone wireless transfer of data, while playing phone, only need hang on ear, is convenient for people to use in answering hand is busy.Existing bluetooth earphone has following shortcoming: the first, the assembling of receiver and headset main body is comparatively complicated, needs ultrasonic or gluing process assembling, and cost is higher; The second, face-piece switch key sense of touch is not obvious, and it is more difficult by accurate button in dark, to use, and uses inconvenient; Three, face-piece is without indicator light or only used light hole is set, and destroyed the streamline sense on earphone surface and attractive in appearance.
Therefore, how to design that a kind of to assemble bluetooth earphone simple, easy to use and handsome in appearance be industry technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is the defect existing for above-mentioned prior art, proposes a kind of bluetooth earphone simple, easy to use and handsome in appearance of assembling.
The technical solution adopted in the utility model is, design a kind of bluetooth earphone, comprise: earphone main casing, be located at the pcb board in described earphone main casing cavity, be located at the receiver of described earphone main casing bottom center, be located at the sub-shell of described earphone main casing side, be located at the microphone in described sub-shell, described earphone main casing bottom center is provided with installing hole, described receiver end face center is provided with the cylinder of listening tube inner chamber and external diameter and described installing hole interference fit described in connection, described cylinder sides is provided with gathering sill, described installing hole side is provided with the gib block with described gathering sill dimensional fits.
In the utility model one embodiment, described earphone main casing comprises: center, the face-piece and the drain pan that are fixedly connected with center two ends respectively, described face-piece comprises: be fixedly connected with center and center is provided with the upper casing of through hole, external diameter coordinates with described through hole internal diameter, button dome moving up and down, described button dome bottom is provided with the spacing collar that a circle protrudes, described spacing collar end face and described upper casing inwall butt, described button dome end face center is provided with boss protruding upward, bottom center is provided with the cylinder of downward protrusion, switch key end face matched in clearance on described cylinder and pcb board.
Described receiver comprises: the upper cover, the lower cover being fixedly connected with described upper cover that are fixedly connected with described drain pan, be fixed on the receiver loudspeaker between described upper cover and lower cover, described upper cover bottom surface inner ring is provided with evenly distributed buckle, and described lower cover inner ring is provided with and the described draw-in groove being clasped.
Described sub-shell comprises: be located at the secondary center of described center side, coordinate, be located at the secondary upper casing of described upper casing side with described secondary center position, coordinate, be located at the secondary drain pan of described drain pan side with described secondary center position; Described upper casing and described secondary upper casing adjacent are provided with an arc light-passing board, and described pcb board is provided with the light-emitting component coordinating with described arc light-passing board position, described arc light-passing board and described upper casing integrated injection molding.
Described secondary drain pan is provided with longitudinally evenly distributed fixing buckle, described secondary drain pan front end is provided with little buckle, described secondary center be provided with the fixing hole that coordinates with described fixing snapped-in position, with the described little aperture being clasped, described secondary upper casing is provided with and the fixing back-off of the described clamping that fixedly is clasped, and the little back-off of the described little clamping that is clasped.
Compared with prior art, receiver of the present utility model and main casing package assembly are simple, button dome center is provided with the boss raising up, user experiences boss by finger touch, pressing boss can be started or be closed bluetooth earphone by button dome, very easy to use, more excellent, upper shell is provided with arc light-passing board, makes the moulding of earphone more attractive in appearance.
Brief description of the drawings
Below in conjunction with embodiment and accompanying drawing, the utility model is elaborated, wherein:
Fig. 1 is front of the present utility model schematic perspective view;
Fig. 2 is the back side of the present utility model schematic perspective view;
Fig. 3 is explosive view of the present utility model;
Fig. 4 is the structural representation that the utility model is unkitted ear muff and ear-hang;
Fig. 5 is ear-hang stereogram of the present utility model;
Fig. 6 is ear muff stereogram of the present utility model;
Fig. 7 is receiver stereogram of the present utility model;
Fig. 8 is receiver vertical view of the present utility model;
Fig. 9 is the A-A sectional view of Fig. 8;
Figure 10 is button dome stereogram of the present utility model;
Figure 11 is button dome end view of the present utility model;
Figure 12 is button dome vertical view of the present utility model;
Figure 13 is the B-B sectional view of Figure 12;
Figure 14 is center isometric front view of the present utility model;
Figure 15 is center rear isometric view of the present utility model;
Figure 16 is upper casing isometric front view of the present utility model;
Figure 17 is upper casing rear isometric view of the present utility model;
Figure 18 is the rear isometric view after the utility model center and upper casing assembling;
Figure 19 is drain pan isometric front view of the present utility model.
Embodiment
As shown in Fig. 1 to 19, the bluetooth earphone the utility model proposes, comprise: earphone main casing 1, be located at pcb board 2 in earphone main casing 1 cavity, be located at earphone main casing 1 bottom center receiver 3, be located at earphone main casing 1 side sub-shell 4, be located at the microphone in sub-shell 4, earphone main casing 1 bottom center is provided with installing hole 11, and receiver 3 end face centers are provided with and are communicated with receiver 3 inner chambers and external diameter and the friction tight cylinder 31 of installing hole 11.Receiver 3 is installed fixing by cylinder 31 and interference fit and the earphone main casing 1 of installing hole 11, assemble very simple, cylinder 31 sides are provided with gathering sill 32, installing hole 11 sides are provided with the gib block 12 with gathering sill 32 dimensional fits, gib block 12 can not only play the effect of positioning and guiding, also can add the stability that strong cylinder 31 is connected with earphone main casing 1 simultaneously, in actual assembled, also can apply bonded adhesives in cylinder 31 outer rings, further add the fastness that strong cylinder 31 is fixedly connected with earphone main casing 1.
Earphone main casing 1 comprises: center 13, the face-piece and the drain pan 14 that are fixedly connected with center 13 two ends respectively, face-piece comprises: be fixedly connected with center 13 and center is provided with the upper casing 16 of through hole 15, external diameter coordinates with through hole 15 internal diameters, button dome 17 moving up and down, as shown in Figure 10 to 13, button dome 17 bottoms are provided with the spacing collar 18 that a circle protrudes, spacing collar 18 end faces and upper casing 16 inwall butts, button dome 17 end face centers are provided with boss protruding upward 19, bottom center is provided with the cylinder 110 of downward protrusion, switch key end face matched in clearance on cylinder 110 and pcb board 2.By the boss 19 arranging on button dome 17, user experiences boss 19 by finger touch, and pressing boss 19 can be started or be closed bluetooth earphone by button dome 17, very easy to use.In the present embodiment, boss 19 surfaces are provided with switching function pattern, and person easy to use understands the purposes of boss 19, and button dome 17 surfaces are provided with by outwards evenly distributed circle lines of center, make profile of the present utility model more elegant in appearance.The inwall of center 13 is provided with four, with the drain pan of catching groove 112 clampings of drain pan 14, buckle 113 is installed, end face be provided with three with upper casing 16 on upper casing the draw-in groove 115 of buckle 114 clampings is installed, center, drain pan and upper casing are connected to form an entirety by connecting and fixing, and assembling is simple.
Be provided with and the bracing frame 116 of pcb board bottom surface butt at the relative position of center 13 inwalls, the inwall of center 13 is also provided with and is oppositely arranged and coordinates the fixing buckle 117 of pcb board that connects and fixes pcb board 2 with bracing frame 116.Volume key 7 is arranged in the rectangular slot 118 on center 13 sidewalls, and block fixing by the fixed block 119 that is located at center 13 edges, coordinate with volume key 7 thickness, stirring key 8 is arranged in the bar-shaped trough 120 on center 13 sidewalls, and by be located at center 13 edges, with stir the fixed strip 121 that key 8 thickness coordinate and block fixing, volume key 7 is stuck fixingly with stirring key 8 middle parts, and two ends can be with the activity of external force elasticity.
As shown in Figs. 7-9, receiver 3 comprises: the upper cover 33, the lower cover 34 being fixedly connected with upper cover 33 that are fixedly connected with drain pan 15, be fixed on the receiver loudspeaker 35 between upper cover 33 and lower cover 34, upper cover 33 bottom surface inner rings are provided with evenly distributed buckle 36, lower cover 34 inner rings are provided with the draw-in groove 37 coordinating with buckle 36, because buckle 36 and draw-in groove 37 are all arranged on inner ring, after upper cover 33 and lower cover 34 clampings, receiver 3 surfaces only have a circle bonding crack, outward appearance is clean and tidy, and the buckle connected mode that receiver 3 adopts assembles very quick.
As shown in Figure 1, sub-shell 4 comprises: be located at the secondary center 41 of center 13 sides, coordinate, be located at the secondary upper casing 42 of upper casing 17 sides with secondary center 41 positions, coordinate, be located at the secondary drain pan 43 of drain pan 14 sides with secondary center 41 positions; Upper casing 17 is provided with an arc light-passing board 111 with secondary upper casing 42 adjacents, and pcb board 2 is provided with the light-emitting component coordinating with arc light-passing board 111 positions, arc light-passing board 111 and upper casing 17 integrated injection moldings.The light of light-emitting component weakens after arc light-passing board 111, human eye is not stimulated, and light-passing board is shaped to arc, can not only play start indicative function, also makes the moulding of earphone very attractive in appearance.
Secondary drain pan 43 is provided with longitudinally evenly distributed fixing buckle 44, secondary drain pan 43 front ends are provided with lesser calorie and buckle 45, secondary center 41 is provided with the fixing hole 46 that coordinates with fixing buckle 44 positions, buckles 45 apertures that coordinate 47 with lesser calorie, secondary upper casing 42 is provided with and coordinates the fixing back-off 48 of clamping with fixing buckle 44, buckles the 45 little back-offs 49 that coordinate clamping with lesser calorie, by fixing buckle 44 and fixing back-off 48, lesser calorie buckle 45 with the clamping of little back-off 49, secondary center 41 is clamped between secondary drain pan 43 and secondary upper casing 42, thus fixing whole sub-shell 4.Secondary upper casing 42 bottom surfaces are provided with support column 410 evenly distributed and that coordinate with secondary drain pan 43 end faces, secondary center is provided with the through hole 411 coordinating with support column 410, strengthen the reliability of total by support column 410, while preventing secondary drain pan 43 or secondary upper casing 42 by pressed by external force, cave in to internal cavities.
As shown in Figure 2, upper cover 33 middle parts, side are provided with a circle centring ring 38, centring ring 38 clamping one ear-hangs 5, receiver 3 bottom covers have an anti-skidding ear muff 6, ear muff 6 is the gum cover that inner chamber coordinates with receiver 3 profiles, and gum cover outer ring is also provided with a circle cushion rubber 61, when use, receiver 3 is put into earhole, cushion rubber 61 is against second layer auricle place, and guarantee bluetooth earphone can be worn firmly, more excellent, ear-hang 5 can be connected on the centring ring 38 of receiver 3, ensure that bluetooth earphone is worn more firm.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.