CN102547508A - Mother and child double-earphone structure and mobile terminal - Google Patents
Mother and child double-earphone structure and mobile terminal Download PDFInfo
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- CN102547508A CN102547508A CN2010106207252A CN201010620725A CN102547508A CN 102547508 A CN102547508 A CN 102547508A CN 2010106207252 A CN2010106207252 A CN 2010106207252A CN 201010620725 A CN201010620725 A CN 201010620725A CN 102547508 A CN102547508 A CN 102547508A
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Abstract
The invention discloses a mother and child double-earphone structure and a mobile terminal. The mother and child double-earphone structure comprises a mother earphone assembly and a child earphone assembly, wherein the mother earphone assembly comprises a mother earphone receiver and a mother earphone bar; the child earphone assembly comprises a child earphone receiver; a retractable sliding bar is also arranged in the mother earphone bar; a telephone transmitter is arranged at the tail end of the sliding bar; the mother earphone receiver and the telephone transmitter are connected with a mother earphone line; one end of a child earphone line is connected with the mother earphone line through a first signal connecting element; and the other end of the child earphone line is connected with the child earphone receiver. The invention provides the earphone structure which is convenient for a user to use.
Description
Technical field
The present invention relates generally to the transfer voice field, is meant a kind of mother and sons' two earpiece configuration and portable terminal especially.
Background technology
Along with electronic product; Particularly such as mobile phone, notebook, universal day by day that the portable terminal of hearing-aid function uses arranged; The existing earphone of above-mentioned end product in use usually twines, ties a knot, carries preservation inconvenience; Bring many troubles for most of users, caused most of users to abandon using this critical function of earphone.In addition, when directly using electronic product, the electromagnetic radiation that causes the user can't avoid electronic product (mobile phone etc.) to be produced brings great healthy and safe hidden danger to the user.For example, when people directly are attached to mobile phone in one's ear, when utilizing its loud speaker to converse, the electromagnetic radiation that mobile phone produced will be directly damages the nervous centralis of human brain.For this reason; People are through testing and discovering;, the brain of mobile phone and human body can effectively reduce the injury that electromagnetic radiation causes when keeping certain distance; For example, utilize handset earphone to substitute the embedded in mobile phone loud speaker and listen to voice messaging, make mobile phone electromagnetic wave reduce more than 90% the influence of human brain.
Therefore, press for a kind of Headphone structure easy to use.
Summary of the invention
The present invention proposes a kind of mother and sons' two earpiece configuration and portable terminal, for the user provides a kind of Headphone structure easy to use.
Technical scheme of the present invention is achieved in that
A kind of mother and sons' two earpiece configuration comprises female earphone assembly and sub-earphone assembly;
Said female earphone assembly comprises female headset earpiece and female earphone bar;
Said sub-earphone assembly comprises sub-headset earpiece;
Also be provided with telescopic slide bar in said female earphone bar, the end of said slide bar is provided with transmitter;
Said female headset earpiece all is connected with female earphone cord with said transmitter, and an end of sub-earphone cord is connected with said female earphone cord through the first signal linkage unit, and the other end of said sub-earphone cord is connected with said sub-headset earpiece.
Preferably, said slide bar is provided with the signal wire slots that said female earphone cord is passed through.
Preferably, also be provided with a sound chamber on the said transmitter.
Preferably, said sound chamber also is provided with one near a side of face and advances the sound groove, saidly advances in the sound groove to be provided with filter sound film.
Preferably, said female earphone assembly also comprises the first earphone cord take-up that is used for the said sub-earphone cord of rolling.
Preferably; Said female earphone assembly also comprises female earphone protecgulum, female earphone bonnet; Said female headset earpiece is arranged between said female earphone protecgulum and the said female earphone bonnet, and the said first earphone cord take-up is arranged between said female headset earpiece and the said female earphone bonnet;
Said sub-earphone assembly also comprises sub-earphone protecgulum, sub-earphone bonnet, and said sub-headset earpiece is arranged between said sub-earphone protecgulum and the said sub-earphone bonnet.
Preferably, said sub-earphone assembly can be snapped on said female earphone bar through a fastener.
Preferably, the said first earphone cord take-up comprises:
Be arranged at the winding roll on the main shaft; Said winding roll is provided with a ring edge; The set inside of said ring edge has a torsionspring, and the outer end of said torsionspring is fixedly arranged on the said ring edge, and the inner of said torsionspring is fixedly arranged on the said main shaft; Be used to drive said winding roll and rotate with the said sub-earphone cord of rolling, the sub-earphone cord that is wound on the said winding roll is connected with said female earphone cord through the said first signal linkage unit.
Preferably, the said first earphone cord take-up also is provided with one and is used to control the brake apparatus that said winding roll rotates, and the said first earphone cord take-up also can be used for the second earphone cord take-up.
Preferably, also comprise the second earphone cord take-up, the said second earphone cord take-up comprises:
The motor of actuating force is provided, and said motor drives through speed change gear and is arranged at the winding roll on the main shaft, and the female earphone cord that is wound on the said winding roll is connected with external signal through the secondary signal linkage unit.
Preferably, said speed change gear comprises:
Worm screw, said worm screw is connected with the driving shaft of said motor;
First gear, said first gear is a secondary gear, the one-level of said first gear and the vertical interlock of said worm screw;
Be arranged at second gear on the identical main shaft with said winding roll; Another grade interlock of said second gear and said first gear; By the said female earphone cord of the said winding roll rolling of said second gear drive, according to the difference of gear ratio, said speed change gear can also be made up of a plurality of multi-stage gears.
Preferably, the said second earphone cord take-up also comprises:
Shell, said shell comprises upper casing and base, and the sidewall of said shell is provided with an opening, and a pulley is arranged in said opening, and said pulley is arranged on the said base through pulley spindle, and said female earphone cord stretches out said shell through said pulley.
Preferably, also be provided with one on the said shell and work in coordination and block the fabric wheel of said female earphone cord with said pulley, said female earphone cord passes between said pulley and said fabric wheel.
Preferably, the said second earphone cord take-up also comprises the arrangement of clutch that is arranged between said motor and the said winding roll, realizes the interlock of said motor and said winding roll or separates through said arrangement of clutch.
Preferably; Said arrangement of clutch comprises the compression spring that is arranged on the said main shaft; One end of said compression spring contacts with the bottom surface of said base; The other end of said compression spring contacts with said second gear, realizes the purpose of clutch through the power difference between compression spring and speed change gear and the winding roll.
Preferably; Said secondary signal linkage unit comprises circuit board; Said circuit board is provided with many annular conductive foils; Said conductive foil is connected with said female earphone cord, and said conductive foil is connected with external signal with the contact pilotage lead-in wire through spring stylus, and said spring stylus is communicated with said conductive foil.
Preferably, also comprise the second earphone cord take-up, the said second earphone cord take-up comprises:
Drive system;
Be arranged at the driving wheel of said drive system one side, said driving wheel is by said drive systems;
Be arranged at the support wheel of said drive system opposite side;
Be surrounded on the spiral circle of said driving wheel and said support wheel; The said spiral circle said female earphone cord that is used to reel; The said female earphone cord that is wound on the said spiral circle is connected with external signal through the secondary signal linkage unit; Said driving wheel rotates through the moving said support wheel of said spiral astragal, said female earphone cord is wound on the said spiral circle carries out take-up.
Preferably, the said second earphone cord take-up also comprises:
Be arranged at the arrangement of clutch between said drive system and the said driving wheel; Said drive system drives said driving wheel through said arrangement of clutch, and when said female earphone cord unwrapping wire drives said driving wheel time rotational or take-up completion, separates said drive system and said driving wheel.
Preferably, said drive system is a micromachine, and said arrangement of clutch is a circular platform type gear.
Preferably; Said driving wheel comprises the first circular lateral plate and the second circular lateral plate; The said first circular lateral plate is connected through a main shaft with the said second circular lateral plate, and the medial surface of the said first circular lateral plate is provided with a plurality of gears that are circumferential arrangement around said main shaft;
Said micromachine is through being arranged at gear on the said micromachine main shaft with the interlock of said circular platform type gear or separate.
Preferably, said spiral circle is provided with the annular spiral groove that is formed by a plurality of U type cable clamping interfaces, is wound in the said annular spiral groove during said female earphone cord take-up.
Preferably, also comprise:
Oblong shell, the sidewall of said shell is provided with an opening, and said female earphone cord stretches out said shell through said opening.
Preferably, said secondary signal linkage unit comprises:
Be arranged at a plurality of signal communication shell fragments in the said U type cable clamping interface outside, said female earphone cord is connected with said signal communication shell fragment;
Be arranged at and can contact a plurality of signal communication tracks that are communicated with on the said outer casing inner wall with said signal communication shell fragment, said signal communication track is made up of the conductive metal thin plate of annular, and is connected with the mainboard signal of outer lateral terminal through holding wire.
Preferably, said support wheel is to be a plurality of balls or the cylinder that semi-circumference is arranged.
A kind of portable terminal comprises terminal body, and said portable terminal also comprises aforesaid mother and sons' two earpiece configuration.
Technical scheme setting according to the invention comprises the two earpiece configuration of female earphone and sub-earphone, for the user provides a kind of Headphone structure easy to use; Further,, both helped the take-up of female earphone cord (single line), and can isolate sub-earphone from female earphone again, thereby reach the effect of dual track through being arranged at the sub-earphone cord of the sub-earphone of take-up rolling on female earphone.Do not need dual track, when stereo, then only using female earphone to get final product; As need dual track, when stereo, then can from female earphone, pull out sub-earphone and sub-earphone cord, two ears were answered message about son, female two earphones were worn over respectively, thus the dual track of bringing, stereo impression.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of mother and sons' two earpiece configuration first embodiment of the present invention;
Fig. 2 is the generalized section of a kind of mother and sons' two earpiece configuration of the present invention;
Fig. 3 is the end view of a kind of mother and sons' two earpiece configuration of the present invention;
Fig. 4 is the profile of the first earphone cord take-up in a kind of mother and sons' two earpiece configuration of the present invention;
Fig. 5 is the structural representation of the first earphone cord take-up in a kind of mother and sons' two earpiece configuration of the present invention;
Fig. 6 forms the profile of structural representation for the present invention's second earphone cord take-up;
Fig. 7 concerns sketch map between drive system, arrangement of clutch and the driving wheel in the said second earphone cord take-up;
Fig. 8 is for spiral circle in the said second earphone cord take-up and be arranged at the schematic cross-section of U type cable clamping interface on the spiral circle;
Fig. 9 concerns sketch map between U type cable clamping interface, signal connection device, the shell in the said second earphone cord take-up;
Figure 10 forms the profile of structural representation for the present invention second another embodiment of earphone cord take-up;
Figure 11 is the STRUCTURE DECOMPOSITION figure of the present invention second another embodiment of earphone cord take-up;
Figure 12 is the structure chart of secondary signal linkage unit in the second earphone cord take-up described in Figure 11;
Figure 13 is the inside schematic diagram of the present invention second another embodiment of earphone cord take-up;
View when Figure 14 does not pull out for mother and sons' two earpiece configuration slide bar of the present invention;
View when Figure 15 pulls out for mother and sons' two earpiece configuration slide bar of the present invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Referring to figs. 1 through Fig. 4 and Figure 14, Figure 15, show the structural representation of a kind of mother and sons' two earpiece configuration first embodiment of the present invention.Said mother and sons' two earpiece configuration comprises female earphone assembly and sub-earphone assembly, and said female earphone assembly comprises female headset earpiece 52, and said female earphone assembly also comprises the first earphone cord take-up 53 that is used for the sub-earphone cord 512 of rolling; Said sub-earphone assembly comprises sub-headset earpiece 59; Said female headset earpiece 52 is connected with female earphone cord 6, and an end of said sub-earphone cord 512 is connected with said female earphone cord 6 through the first signal linkage unit 5106, and the other end of said sub-earphone cord 512 is connected with said sub-headset earpiece 59.
Wherein, Said female earphone assembly comprises female earphone protecgulum 51, female earphone bonnet 54; Be arranged at the female headset earpiece 52 between said female earphone protecgulum 51 and the said female earphone bonnet 54, also comprise the first earphone cord take-up 53 that is used for the sub-earphone cord 512 of rolling that is arranged between said female headset earpiece 52 and the said female earphone bonnet 54; Said sub-earphone assembly comprises sub-earphone protecgulum 58, sub-earphone bonnet 510, and is arranged at the sub-headset earpiece 59 between said sub-earphone protecgulum 58 and the said sub-earphone bonnet 510.
Said female headset earpiece 52 is connected with female earphone cord 6, and an end of said sub-earphone cord 512 is connected with said female earphone cord 6 through the first signal linkage unit 5106, and the other end of said sub-earphone cord 512 is connected with said sub-headset earpiece 59.
Said female earphone assembly also comprises the female earphone bar 55 that is arranged on said female earphone bonnet 54, and said sub-earphone assembly can be snapped on said female earphone bar 55 through a fastener 516.
When only needing to use an earphone (female earphone); Said sub-earphone cord 512 is by in the first earphone cord take-up 53 of rolling on said female earphone assembly; Said sub-earphone assembly can be snapped on said female earphone bar 55 through a fastener 516; At this moment, the other end then is buckled in 516 places of female earphone bar, and said female earphone assembly and said sub-earphone assembly are an integral body (as shown in Figure 1) in appearance.In needs dual track, stereo and when using biphone, can pull out sub-earphone cord 512 in the first earphone cord take-up 53 from female earphone assembly, more sub-earphone is inserted on the another ear, can accomplish dual track, stereosonic biphone is answered.
On the sub-earphone bonnet 510 of said sub-earphone assembly earphone bar 511 can be set also; In the time need not using said sub-earphone assembly; Said sub-earphone bar 511 can insert in eye-splice 515 places of said female earphone assembly, thereby makes said female earphone assembly and said sub-earphone assembly in appearance more as an integral body.
In addition, said mother and sons' two earpiece configuration also comprises transmitter 56, and said transmitter 56 is arranged on said female earphone bar 55, is connected with said female earphone cord 6.Can also be provided with on said female earphone assembly one be used to control the second earphone cord take-up switch 514.
Need to prove that in order to reach better result of use, sub-earphone cord 512 according to the invention can be more very thin than said female earphone cord 6; Length is also shorter, and only need 30 to 40 centimetres and get final product, so; It is very small that the first earphone cord take-up 53 of the sub-earphone cord 512 of rolling can design, but the length of female earphone cord 6 is generally about one meter or is longer, and the line footpath is also thick than sub-earphone cord 512; So; The second earphone cord take-up of the female earphone cord 6 of rolling is bigger than the volume of the first earphone cord take-up 53, but both aufbauprinciples are the same basically, that is the first earphone cord take-up 53 and the not too big difference in itself of the second earphone cord take-up; It can mutual alternative, can adopt spring or micromachine that actuating force is provided.In addition; Said sub-earphone cord 512 can be two holding wires; Female earphone cord 6 is the holding wire more than 4 or 4; To the size of said sub-earphone cord 512 and female earphone cord 6, the quantity of length and holding wire does not limit, and can not to scope of the present invention any restriction be arranged because of optimal technical scheme of the present invention among certain the present invention.
With reference to Fig. 4, Fig. 5, the said first earphone cord take-up 53 comprises:
Be arranged at the winding roll 5102 on the main shaft 5103; Said winding roll 5102 is provided with a ring edge 5112; The set inside of said ring edge 5112 has a torsionspring 513; The outer end of said torsionspring 513 is fixedly arranged on the said ring edge 5112, and the inner of said torsionspring 513 is fixedly arranged on the said main shaft 5103, and the sub-earphone cord 512 that is wound on the said winding roll 5102 is connected with said female earphone cord 6 through the said first signal linkage unit 5106.
The said first earphone cord take-up 53 also is provided with one and is used to control the brake apparatus 5109 that said winding roll 5102 rotates, and the said first earphone cord take-up 53 also comprises shell 5101.
Preferably, said main shaft 5103 is a Hollow Cylindrical Shaft, and said female earphone cord 6 is connected from middle the passing with said female headset earpiece 52 of said circular shaft, and the extraction of signal line is connected with said sub-earphone cord 512 through the said first signal linkage unit 5106.
The spring in the described first earphone cord take-up 53 of Fig. 5 and the relation of winding roll 5102 are inside and outside settings; In other embodiments of the invention; (like Fig. 4) is set about the relation of said spring and winding roll 5102 can also adopt or other is provided with structure, the present invention does not limit this.
Need to prove; The said first earphone cord take-up 53 is except can adopting structure described above; Can also adopt the structure of the second earphone cord take-up of following description; Also in the present invention promptly, the structure of the said first earphone cord take-up 53 and the second earphone cord take-up is essentially identical in itself, can mutual alternative.
In another embodiment of a kind of mother and sons' two earpiece configuration of the present invention, said mother and sons' two earpiece configuration also comprises the second earphone cord take-up.
With reference to Fig. 6, be the generalized section of the second earphone cord take-up, first embodiment according to the invention.The said second earphone cord take-up comprises drive system 1, driving wheel 2, support wheel 20 and spiral circle 3.
Said drive system 1 can be that micromachine, spring or other can provide the drive unit of power, and in embodiments of the present invention, said drive system 1 is preferably micromachine.
Said driving wheel 2 is arranged at said drive system 1 one sides, and said driving wheel 2 is driven by said drive system 1.
Said support wheel 20 is arranged at said drive system 1 opposite side.
Said spiral circle 3 is surrounded on said driving wheel 2 and said support wheel 20; Said spiral circle 3 female earphone cord 6 that is used to reel; The female earphone cord 6 that is wound on the said spiral circle 3 is connected with external signal through the secondary signal linkage unit; Said driving wheel 2 drives said support wheel 20 through said spiral circle 3 and rotates, and said female earphone cord 6 is wound on the said spiral circle 3 carries out take-up.
The said second earphone cord take-up also comprises the arrangement of clutch 8 that is arranged between said drive system 1 and the said driving wheel 2; Said drive system 1 drives said driving wheel 2 through said arrangement of clutch 8, and drives said driving wheel 2 time rotationals at said female earphone cord 6 unwrapping wire and separate said drive system 1 and said driving wheel 2.
Setting through said arrangement of clutch 8; When carrying out the take-up operation of female earphone cord 6; Said drive system 1 is started working like micromachine; Said drive system 1 drives said driving wheel 2 through said arrangement of clutch 8, and said driving wheel 2 drives said support wheel 20 through said spiral circle 3 and rotates, thereby female earphone cord 6 that female earphone cord 6 the end of a thread are fixed on the said spiral circle 3 can be wound on the said spiral circle 3.When carrying out the unwrapping wire operation (user pulls out female earphone cord 6 outward) of female earphone cord 6; Driving driving wheel 2, spiral circle 3 and support wheel 20 by female earphone cord 6 rotates; At this moment; Separate said drive system 1 and said driving wheel 2 through said arrangement of clutch 8, reduced the resistance of backguy, and can not influence like micromachine said drive system 1.Simultaneously; When female earphone cord 6 take-up completion or take-up resistance surpass its preset resistance; Said arrangement of clutch 8 can make said driving wheel 2 skid mutually with said drive system 1; Or separate said drive system 1 and said driving wheel 2, and make drive system 1 like micromachine idle running, be not damaged with the protection micromachine.
With reference to Fig. 7, said arrangement of clutch 8 is preferably a circular platform type gear, certainly, it will be understood by those skilled in the art that said arrangement of clutch 8 can also be the arrangement of clutch 8 of cone gear, column type gear or other type, and the present invention does not limit this.
Said driving wheel 2 comprises the first circular lateral plate 22 and the second circular lateral plate 21; The said first circular lateral plate 22 is fixing through a main shaft 23 with the said second circular lateral plate 21; As shown in Figure 8, the medial surface of the said first circular lateral plate 22 is provided with a plurality of gears 9 that are circumferential arrangement around said main shaft 23.Said micromachine is through being arranged at the gear 18 and said circular platform type gear (arrangement of clutch 8) interlock on the said micromachine main shaft; Gear 9 interlocks on said circular platform type gear and the said driving wheel 2, thus make said drive system 1 through the said driving wheel 2 of said circular platform type gear drive.
When said arrangement of clutch 8 is gear; Being arranged at the gear on the said micromachine main shaft and being arranged at gear 9 on the said driving wheel 2 is to match with gear as arrangement of clutch 8; If said arrangement of clutch 8 is the circular platform type gear; The gear that then is arranged on the said micromachine main shaft also is the circular platform type gear, and its interlock that complements one another; If said arrangement of clutch 8 is a cone gear, the gear that then is arranged on the said micromachine main shaft also can be cone gear.Like this, when micromachine was worked, the tight interlock of the gear on the micromachine main shaft was as the gear of arrangement of clutch 8, and the gear 9 as on the tight again interlock driving wheel 2 of gear of arrangement of clutch 8 rotates thereby drive said driving wheel 2; Make said driving wheel 2 time rotationals when carrying out female earphone cord 6 unwrapping wire; As the gear on loosening no longer interlock driving wheel 2 of the gear of arrangement of clutch 8 and the micromachine; Thereby female earphone cord 6 can easily be drawn out; And driving wheel 2 time rotationals can not drive micromachine and rotate, and can not cause harmful effect to micromachine.
The said second earphone cord take-up also comprises oblong shell 5, and the sidewall of said shell 5 is provided with an opening, and said female earphone cord 6 stretches out said shell 5 through said opening.
Through drive system 1 according to the invention, the setting of driving wheel 2 and support wheel 20, the said second earphone cord take-up forms an oblong outward appearance, thereby can farthest save the volume and the longer female earphone cord 6 of reeling.
With reference to Fig. 8, in embodiments of the present invention, said spiral circle 3 can be chape or caterpillar belt structure, can be processed by materials such as plastics, metal, metalloids.In order better to fix female earphone cord 6 of having reeled; On said spiral circle 3, can whenever be provided with a plurality of U type cable clamping interfaces 4 at a distance from certain distance (embodiment of the invention is preferably 2 to 8 millimeters); Said a plurality of U type cable clamping interface 4 permutation and combination just form an annular spiral groove together, are wound in the said annular spiral groove during said female earphone cord 6 take-ups.
With reference to Fig. 9, said secondary signal linkage unit comprises:
Be arranged at a plurality of signal communication shell fragments 15 in said U type cable clamping interface 4 outsides, said female earphone cord 6 is connected with said signal communication shell fragment 15 through the earphone signal line.
Be arranged on said shell 5 inwalls and contact a plurality of signal communication tracks 16 that are communicated with the said signal communication shell fragment 15 of ability, said signal communication track 16 is made up of the conductive metal thin plate of annular, and is connected with the mainboard signal of outer lateral terminal through holding wire.
Earphone the end of a thread of said female earphone cord 6 is fixed on the U type cable clamping interface 4, tells many earphone signal lines again and is connected with said signal communication shell fragment 15.
Need to prove; Signal communication shell fragment 15 is arranged on U type cable clamping interface 4 places of earphone the end of a thread; Signal communication track 16 then need be around said shell 5 medial surfaces one whole circle; When the signal shell fragment rotates with U type cable clamping interface 4, just be in during friction slip contacts with signal communication track 16 always, be in communications status at any time to guarantee it.
In one embodiment of the invention; Said support wheel 20 is a circular object; In another embodiment of the present invention, with reference to Figure 10, said support wheel 20 is for being a plurality of balls 25 or cylinder 25 or other object that can roll and slide that semi-circumference is arranged; Compare for circular object with support wheel 20, adopt ball or cylinder more can reduce the volume of earphone cord take-up.
Structure through drive system 1, driving wheel 2 and support wheel 20 in the said second earphone cord take-up of technical scheme of the present invention; Increased the spiral length of female earphone cord 6 greatly; And reduced the volume of earphone cord take-up, the second earphone cord take-up that has reduced volume can better be assembled in various types of portable terminals.In addition; The present invention utilizes the mainshaft gear of drive system 1 and the interaction between driving wheel 2 inboard gears and the spiral circle 3; Automatically constitute a speed change gear, thereby increased the torsion of drive system 1 greatly, also increased the spiral length of female earphone cord 6 simultaneously greatly like micromachine.
With reference to Figure 11, show the STRUCTURE DECOMPOSITION figure of a kind of second another preferred embodiment of earphone cord take-up among the present invention.The said second earphone cord take-up comprises motor 111, speed change gear, winding roll 115, secondary signal linkage unit 116 and shell.Wherein, to be arranged on other-end inner or during as the first earphone cord take-up 53, said shell can omit when the said second earphone cord take-up.
Said motor 111 is used for to said winding roll 115 actuating force being provided; Driving said winding roll 115 through said speed change gear rotates; Said motor 111 provides electric power by external power source, and can be controlled by external switch, and said external power source and external switch are not shown in the accompanying drawings.
In an embodiment of the second earphone take-up according to the invention, said speed change gear comprises worm screw 112, first gear 113 and second gear 114; Said worm screw 112 is connected with the driving shaft of said motor 111; Said first gear 113 is a secondary gear; The vertical interlock of one-level that said worm screw 112 and said first tooth 3 are taken turns; Another level and 114 interlocks of said second gear of said first gear 113, said second gear 114 drives said winding roll 115 and carries out take-up.
Said shell comprises upper casing 118 and base 117; The bottom surface that said motor 111 is parallel to said base 117 is provided with; Said first gear 113 is provided with through the bottom surface of gear shaft 1117 perpendicular to said base 117; Said base 117 is provided with a main shaft 1118 perpendicular to the bottom surface, and said second gear 114, winding roll 115, secondary signal linkage unit 116 all are arranged on the said main shaft 1118, and such setting can farthest reduce the volume of said earphone cord take-up.
Need to prove; Two gears shown in Figure 11 are just for the ease of explaining this embodiment; The present invention does not limit the number of gear, and those skilled in the art can determine the position relation of number, size and said motor 111 and the winding roll 115 of gear as required when embodiment of the present invention, for example; Three or more gear can be set; Wherein, the size of said gear is set by a certain percentage, is convenient to control the speed that said motor 111 drives said winding roll 115 thereby form a speed change gear.
In another embodiment of the present invention's second earphone take-up; Said motor 111 can be parallel to said main shaft 1118 and be provided with; At this moment, said speed change gear is minimum to comprise that a gear is just passable, and said gear is arranged on the said main shaft 1118; With said worm screw 112 interlocks, drive said winding roll 115 by said motor 111 and rotate; Certainly; Those skilled in the art also can determine the position relation of number, size and said motor 111 and the winding roll 115 of gear as required when embodiment of the present invention; For example, two or more gears can be set, wherein; The size of said gear is set by a certain percentage, is convenient to control the speed that said motor 111 drives said winding roll 115 thereby form a speed change gear.The difference of this embodiment and first embodiment is that said motor 111 is vertically disposed, may increase the volume of earphone cord take-up.
The sidewall of said shell is provided with an opening 119; One pulley 1111 is arranged in said opening 119; Said pulley 1111 is arranged on the said base 117 through pulley spindle 1112; Said female earphone cord 6 stretches out said shell through said pulley 1111, thereby can reduce the friction between female earphone cord 6 and the shell, can better protect female earphone cord 6.
On said winding roll 115, a spiral baffle plate 1113 can also be set; Be used for the female earphone cord 6 on said second gear 114 and the said winding roll 115 is separated; Female earphone cord 6 better is wound on the said winding roll 115, thus the female earphone cord 6 of better protection.
Carry out take-up if rotate directly driving winding roll 115 rotations by motor 111; Because the rotating speed of motor 111 forwards several ten thousand commentaries on classics to up to per minute several thousand; So high rotating speed makes winding roll 115 regain female earphone cord 6 in moment; Its too fast take-up speed is very easy to product and user are damaged, and among the present invention through the mutual transmission between a plurality of gears, make the rotating speed of winding roll 115 can be reduced to reasonable, a safe scope and strengthened the moment of torsion strength of motor 111.
With reference to Figure 12, show the structure chart of secondary signal linkage unit 116 in the said second earphone cord take-up.
Said secondary signal linkage unit 116 comprises circuit board 220 and many annular conductive foils 230; Many annular conductive foil 230 is connected with an end of female earphone cord 6, and links to each other with outside holding wire (being the holding wire of this terminal inner when the said second earphone cord take-up is arranged on other-end inside) with contact pilotage lead-in wire (figure does not show) through spring stylus 1110.Adopt said structure, when winding roll 115 rotations made female earphone cord 6 twine or launch, an end of female earphone cord 6 was communicated with external signal with spring stylus 1110 through annular conductive foil 230 all the time, has kept the connectedness and the validity of signal.Certainly, the secondary signal linkage unit 116 of the present invention secondary signal linkage unit 116 that also can be wireless connections.
In another embodiment of the present invention's second earphone take-up; Said earphone cord take-up also comprises arrangement of clutch; Said arrangement of clutch comprises the compression spring 1115 that is arranged on the said main shaft; One end of said compression spring 1115 contacts with the bottom surface of said base through throw-out collar 1116, and the other end of said compression spring 1115 contacts with said second gear 114 through pad 1114.
One of ordinary skill in the art will appreciate that the compression spring 1115 of present embodiment is a kind of implementation method of arrangement of clutch just, said arrangement of clutch can also be realized by alternate manner.
In order to make earphone cord in winding roll, be unlikely to too loose and tight arrangement,, also be provided with a fabric wheel 1212 at the another side of pulley 1111 with reference to Figure 13; Said female earphone cord 6 passes between said pulley 1111 and said fabric wheel 1212; Work in coordination through said pulley 1111 and said fabric wheel 1212 and can block said female earphone cord, when reeling earphone cord, can make earphone cord in winding roll, arrange closelyr; Pull out half the and when stopping when earphone cord simultaneously; Also can effectively prevent its earphone cord of pulling out retraction, make the earphone cord that remains in the winding roll be unlikely to loose, can prevent that the interior earphone cord of winding roll from twining pressure and stuck after loose each other.
In Figure 14,15, show the into relation between sound groove 561, transmitter 56 and the slide bar and female earphone bar 55.Also be provided with telescopic slide bar in said female earphone bar 55, the end of said slide bar is provided with transmitter 56.On concrete the realization; The sub-slide bar form that the more piece of can being arranged to said slide bar differs in size realizes the flexible of whole slide bar through little sub-slide bar is shunk, certainly in the into big sub-slide bar; Said scalable slide bar also has other implementation, and the present invention does not carry out any qualification to this.Through such design, but the slide bar that a push-and-pull goes out the sub-slide bar of more piece is set in female earphone bar 55, little slide bar 559 can be pulled out from big slide bar 558; Transmitter 56 is arranged on the end of slide bar, like this, from female earphone bar 55, pull out slide bar after; Can make the covert increase of length of female earphone bar 55; Thereby make transmitter 56 nearer from source of sound (mouth), the sound effect when conversing to increase, it is convenient that the user is used.
In addition; After earphone cord (can be female earphone cord 6) is attached to the slide bar end; Can tell many holding wires 560, the many holding wires of telling 560 connect with transmitter 56 respectively and are arranged at female earphone cord 6 connections in the signal wire slots on the slide bar, like this; Slide bar push-and-pull in any case moves, and signal all can keep unimpeded always.
In addition, on transmitter 56 (as the front of transmitter 56 or below) a sound chamber is set, said sound chamber also is provided with one near a side of face and advances sound groove 561, saidly advances in the sound groove to be provided with filter sound film.Sending sound outside gets into from advancing sound groove 561; Enter into the sound chamber through filter sound film again, get into transmitter 56 by the sound chamber, the sound that like this transmitter 56 is received is more clear; Prevented acoustic resonance; Remove echo and reduced the interference of external noise, thereby increased the effect of sending words sound greatly, improved user experience.
In addition; The invention also discloses a kind of portable terminal; Said portable terminal is except comprising terminal body; Also comprise the described mother and sons' two earpiece configuration of above each embodiment, said terminal body can be any electronic equipments that use earphone such as MP3, MP4, MP5, computer, handheld device, mobile phone.
Technical scheme setting according to the invention comprises the two earpiece configuration of female earphone and sub-earphone; And through being arranged at the sub-earphone cord 512 of the sub-earphone of take-up rolling on female earphone; Both helped the take-up of female earphone cord (single line); Can isolate sub-earphone from female earphone again, thereby reach the effect of dual track.Do not need dual track, when stereo, then only using female earphone to get final product; As need dual track, when stereo, then can from female earphone, pull out sub-earphone and sub-earphone cord 512, two ears were answered message about son, female two earphones were worn over respectively, thus the dual track of bringing, stereo impression.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not several within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (26)
1. mother and sons' two earpiece configuration is characterized in that, comprises female earphone assembly and sub-earphone assembly;
Said female earphone assembly comprises female headset earpiece and female earphone bar;
Said sub-earphone assembly comprises sub-headset earpiece;
Also be provided with telescopic slide bar in said female earphone bar, the end of said slide bar is provided with transmitter;
Said female headset earpiece all is connected with female earphone cord with said transmitter, and an end of sub-earphone cord is connected with said female earphone cord through the first signal linkage unit, and the other end of said sub-earphone cord is connected with said sub-headset earpiece.
2. mother and sons' two earpiece configuration according to claim 1 is characterized in that, said slide bar is provided with the signal wire slots that said female earphone cord is passed through.
3. mother and sons' two earpiece configuration according to claim 2 is characterized in that, also is provided with a sound chamber on the said transmitter.
4. mother and sons' two earpiece configuration according to claim 3 is characterized in that, said sound chamber also is provided with one near a side of face and advances the sound groove, saidly advances in the sound groove to be provided with filter sound film.
5. according to each described mother and sons' two earpiece configuration of claim 1 to 4, it is characterized in that said female earphone assembly also comprises the first earphone cord take-up that is used for the said sub-earphone cord of rolling.
6. mother and sons' two earpiece configuration according to claim 5; It is characterized in that; Said female earphone assembly also comprises female earphone protecgulum, female earphone bonnet; Said female headset earpiece is arranged between said female earphone protecgulum and the said female earphone bonnet, and the said first earphone cord take-up is arranged between said female headset earpiece and the said female earphone bonnet;
Said sub-earphone assembly also comprises sub-earphone protecgulum, sub-earphone bonnet, and said sub-headset earpiece is arranged between said sub-earphone protecgulum and the said sub-earphone bonnet.
7. mother and sons' two earpiece configuration according to claim 6 is characterized in that, said sub-earphone assembly can be snapped on said female earphone bar through a fastener.
8. mother and sons' two earpiece configuration according to claim 7 is characterized in that, the said first earphone cord take-up comprises:
Be arranged at the winding roll on the main shaft; Said winding roll is provided with a ring edge; The set inside of said ring edge has a torsionspring, and the outer end of said torsionspring is fixedly arranged on the said ring edge, and the inner of said torsionspring is fixedly arranged on the said main shaft; Be used to drive said winding roll and rotate with the said sub-earphone cord of rolling, the sub-earphone cord that is wound on the said winding roll is connected with said female earphone cord through the said first signal linkage unit.
9. mother and sons' two earpiece configuration according to claim 8; It is characterized in that; The said first earphone cord take-up also is provided with one and is used to control the brake apparatus that said winding roll rotates, and the said first earphone cord take-up also can be used for the second earphone cord take-up.
10. mother and sons' two earpiece configuration according to claim 9 is characterized in that, also comprises the second earphone cord take-up, and the said second earphone cord take-up comprises:
The motor of actuating force is provided, and said motor drives through speed change gear and is arranged at the winding roll on the main shaft, and the female earphone cord that is wound on the said winding roll is connected with external signal through the secondary signal linkage unit.
11. mother and sons' two earpiece configuration according to claim 10 is characterized in that, said speed change gear comprises:
Worm screw, said worm screw is connected with the driving shaft of said motor;
First gear, said first gear is a secondary gear, the one-level of said first gear and the vertical interlock of said worm screw;
Be arranged at second gear on the identical main shaft with said winding roll; Another grade interlock of said second gear and said first gear; By the said female earphone cord of the said winding roll rolling of said second gear drive, according to the difference of gear ratio, said speed change gear can also be made up of a plurality of multi-stage gears.
12. mother and sons' two earpiece configuration according to claim 11 is characterized in that, the said second earphone cord take-up also comprises:
Shell, said shell comprises upper casing and base, and the sidewall of said shell is provided with an opening, and a pulley is arranged in said opening, and said pulley is arranged on the said base through pulley spindle, and said female earphone cord stretches out said shell through said pulley.
13. mother and sons' two earpiece configuration according to claim 12 is characterized in that, also is provided with one on the said shell and works in coordination and block the fabric wheel of said female earphone cord with said pulley, said female earphone cord passes between said pulley and said fabric wheel.
14. mother and sons' two earpiece configuration according to claim 13; It is characterized in that; The said second earphone cord take-up also comprises the arrangement of clutch that is arranged between said motor and the said winding roll, realizes the interlock of said motor and said winding roll or separates through said arrangement of clutch.
15. mother and sons' two earpiece configuration according to claim 14; It is characterized in that; Said arrangement of clutch comprises the compression spring that is arranged on the said main shaft; One end of said compression spring contacts with the bottom surface of said base, and the other end of said compression spring contacts with said second gear, realizes the purpose of clutch through the power difference between compression spring and speed change gear and the winding roll.
16. mother and sons' two earpiece configuration according to claim 15; It is characterized in that; Said secondary signal linkage unit comprises circuit board, and said circuit board is provided with many annular conductive foils, and said conductive foil is connected with said female earphone cord; Said conductive foil is connected with external signal with the contact pilotage lead-in wire through spring stylus, and said spring stylus is communicated with said conductive foil.
17. mother and sons' two earpiece configuration according to claim 9 is characterized in that, also comprises the second earphone cord take-up, the said second earphone cord take-up comprises:
Drive system;
Be arranged at the driving wheel of said drive system one side, said driving wheel is by said drive systems;
Be arranged at the support wheel of said drive system opposite side;
Be surrounded on the spiral circle of said driving wheel and said support wheel; The said spiral circle said female earphone cord that is used to reel; The said female earphone cord that is wound on the said spiral circle is connected with external signal through the secondary signal linkage unit; Said driving wheel rotates through the moving said support wheel of said spiral astragal, said female earphone cord is wound on the said spiral circle carries out take-up.
18. mother and sons' two earpiece configuration according to claim 17 is characterized in that, the said second earphone cord take-up also comprises:
Be arranged at the arrangement of clutch between said drive system and the said driving wheel; Said drive system drives said driving wheel through said arrangement of clutch, and when said female earphone cord unwrapping wire drives said driving wheel time rotational or take-up completion, separates said drive system and said driving wheel.
19. mother and sons' two earpiece configuration according to claim 18 is characterized in that, said drive system is a micromachine, and said arrangement of clutch is a circular platform type gear.
20. mother and sons' two earpiece configuration according to claim 19; It is characterized in that; Said driving wheel comprises the first circular lateral plate and the second circular lateral plate; The said first circular lateral plate is connected through a main shaft with the said second circular lateral plate, and the medial surface of the said first circular lateral plate is provided with a plurality of gears that are circumferential arrangement around said main shaft;
Said micromachine is through being arranged at gear on the said micromachine main shaft with the interlock of said circular platform type gear or separate.
21. mother and sons' two earpiece configuration according to claim 20 is characterized in that, said spiral circle is provided with the annular spiral groove that is formed by a plurality of U type cable clamping interfaces, is wound in the said annular spiral groove during said female earphone cord take-up.
22. mother and sons' two earpiece configuration according to claim 21 is characterized in that, also comprises:
Oblong shell, the sidewall of said shell is provided with an opening, and said female earphone cord stretches out said shell through said opening.
23. mother and sons' two earpiece configuration according to claim 22 is characterized in that, said secondary signal linkage unit comprises:
Be arranged at a plurality of signal communication shell fragments in the said U type cable clamping interface outside, said female earphone cord is connected with said signal communication shell fragment;
Be arranged at and can contact a plurality of signal communication tracks that are communicated with on the said outer casing inner wall with said signal communication shell fragment, said signal communication track is made up of the conductive metal thin plate of annular, and is connected with the mainboard signal of outer lateral terminal through holding wire.
24. mother and sons' two earpiece configuration according to claim 23 is characterized in that, said support wheel is to be a plurality of balls or the cylinder that semi-circumference is arranged.
25. a portable terminal comprises terminal body, it is characterized in that, said portable terminal also comprises mother and sons' two earpiece configuration as claimed in claim 16.
26. a portable terminal comprises terminal body, it is characterized in that, said portable terminal also comprises mother and sons' two earpiece configuration as claimed in claim 24.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010620725.2A CN102547508B (en) | 2010-12-23 | 2010-12-23 | Mother and child double-earphone structure and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010620725.2A CN102547508B (en) | 2010-12-23 | 2010-12-23 | Mother and child double-earphone structure and mobile terminal |
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| Publication Number | Publication Date |
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| CN102547508A true CN102547508A (en) | 2012-07-04 |
| CN102547508B CN102547508B (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010620725.2A Active CN102547508B (en) | 2010-12-23 | 2010-12-23 | Mother and child double-earphone structure and mobile terminal |
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| CN112079206A (en) * | 2020-10-19 | 2020-12-15 | 安徽扬子线缆有限公司 | Automatic terminal network cable winding and unwinding equipment |
| CN114928782A (en) * | 2022-03-22 | 2022-08-19 | 肇庆德庆冠旭电子有限公司 | Multifunctional earmuff |
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| US4942617A (en) * | 1988-12-22 | 1990-07-17 | Mark Boylan | Earphone cord take-up device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112079206A (en) * | 2020-10-19 | 2020-12-15 | 安徽扬子线缆有限公司 | Automatic terminal network cable winding and unwinding equipment |
| CN114928782A (en) * | 2022-03-22 | 2022-08-19 | 肇庆德庆冠旭电子有限公司 | Multifunctional earmuff |
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|---|---|
| CN102547508B (en) | 2014-07-23 |
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