Noise isolation earphone
The present invention relates to a kind of earphone, relate in particular to a kind of noise isolation earphone.
In prior art, most osophones are mainly to carry out audio transmission for the part of raising one's voice, and pickup partly lacks the main conductance microphone that adopts and carries out the collection of audio-frequency information, once outdoor public site especially in comparatively noisy environment like this, the sound of the collecting speaker comparatively difficulty that just becomes.And this class ear speaker device is also mainly used in hearing aids field, applicable crowd is mainly Hearing Impaired, and its audient is not ordinary populace.Similarly osophone has wear-type, external hanging type etc., but majority is all inconvenient to wear, and for the user, comfort level is generally not good.
Summary of the invention
The technical problem to be solved in the present invention, is to provide a kind of noise isolation earphone that simultaneously utilizes bone conduction pickup technology shielding noise with Bluetooth function.
Object of the present invention is achieved through the following technical solutions: noise isolation earphone, it is characterized in that: comprise main case and battery case, in main case, be provided with bone conduction transducer, circuit board, loud speaker and microphone, circuit board is provided with Bluetooth transmission element and sound treatment element, wherein bone conduction transducer is fixed in the groove under circuit board, during use, can press close to human body auricle, loud speaker is located at the front end of main case, microphone is located at the rear end of main case, described bone conduction transducer, loud speaker is all connected with circuit board with microphone, battery case front end connects with main case rear end, in battery case, be provided with battery.
The abutting end of described main case and battery case is corresponding is provided with magnet, and rely on the magnetic of magnet to connect, main case rear end is provided with power supply feeler lever, power supply feeler lever one end circuit board connects, battery case front end is provided with power supply and connects shell fragment, power supply connects shell fragment and connects battery in shell, and when main case is connected with battery case, the power contact of the power supply feeler lever other end connects the corresponding contact of shell fragment with power supply.
Described battery case front end is groove shape, and the rear end of main case is the convex structure matching.
Described main case has 3 pairs with the corresponding magnet arranging in coupling part of battery case, is located at respectively the cascaded surface being in contact with one another in main case and battery case coupling part.
Described main case has 2 pairs with the corresponding magnet arranging in coupling part of battery case, is located at respectively main case and relative contact plane in battery case coupling part.
Described battery is rechargeable battery.
Described main case is provided with main frame lid, and main frame covers and is provided with button hole and microphone aperture, and button is installed in button hole and is connected with circuit board, and the position of microphone aperture is corresponding with microphone.
Also comprise charging box, described charging box comprises battery cover and box body, in box body, be provided with 1 large battery, 1 main engine bed and 2 ~ 6 baby battery cradles, box body side is provided with USB interface, it connects with large battery, in each cradle, be provided with charging inlet corresponding to same battery case coupling part, described charging inlet connects large battery.
The invention has the advantages that: pickup is clear, effectively strengthen audio transmission effect; Maskable noise, is applicable to the various a riot of sound environment such as indoor and outdoor, as KTV, market, highway or other public places; Strengthen crypticity, protection privacy; Rely on bluetooth to carry out the transmission of audio signal, be convenient to mate various audio signal transceivers as terminals such as mobile phones; Can be applicable to hearing aids field, improve Hearing Impaired with the extraneous efficiency of linking up; Adopt ergonomic designs, shell laminating human body ear, wears comfortable; Subsidiary charging box, increases battery flying power; Volume is small and exquisite, is easy to carry.
Accompanying drawing explanation
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings:
Fig. 1 is the Facad structure schematic diagram of noise isolation earphone;
Fig. 2 is the structure schematic diagram of noise isolation earphone;
Fig. 3 is the decomposition texture schematic diagram of main case;
Fig. 4 is the front isolating construction schematic diagram of embodiment 1 main case and battery case;
Fig. 5 is the back side isolating construction schematic diagram of embodiment 1 main case and battery case;
Fig. 6 is embodiment 2 main case structural representations;
Fig. 7 is embodiment 2 battery case structural representations;
Fig. 8 is charging box overall diagram;
Fig. 9 is charging box decomposition texture schematic diagram;
Figure 10 is that charging box is used view;
In figure: 1-main case, 2-main frame lid, 201-microphone aperture, 202-button hole, 3-button, 4-battery case, 5-magnet, 6-button, 7-microphone, 8-power supply feeler lever, 801a, 801b-power contact, 9-bone conduction transducer, 10-circuit board, 11-loud speaker, 12a, 12b-power supply connect shell fragment, 13-charging box, 131-battery cover, 132-cradle, 133-charging inlet, 134-main engine bed, 135-box body, 136-USB interface, the large battery of 137-, 138-bottom.
Below in conjunction with accompanying drawing, the present invention will be further described, but protection scope of the present invention is not limited to the following stated.
As Figure 1-5, noise isolation earphone, mainly comprises main case 1 and battery case 4, and wherein main case 1 is provided with main frame lid 2, and main frame lid 2 is provided with button hole 202 and microphone aperture 201, and button 6 is installed in button hole 202; In main case, be provided with bone conduction transducer 9, circuit board 10, loud speaker 11 and microphone 7, circuit board 10 is provided with Bluetooth transmission element, wherein bone conduction transducer 9 is fixed in the groove under circuit board 10, loud speaker 11 is located at the front end of main case 1, microphone 7 is located at the rear end of main case 1, described button 6, bone conduction transducer 9, loud speaker 10 and microphone 11 are all connected with circuit board, and the position of microphone aperture 201 is with microphone 11 correspondences.Battery case 4 front ends connect with main case 1 rear end, are provided with rechargeable battery in shell, and battery case 4 front ends are groove shape, and the rear end of main case 1 is the convex structure matching.The abutting end of main case 1 and battery case 4 is corresponding is provided with 3 couples of magnet 5a, be located at respectively the cascaded surface being in contact with one another in main case 1 and battery case 4 coupling parts, and rely on the magnetic of magnet 5a to connect, main case 1 rear end is provided with power supply feeler lever 8, power supply feeler lever 8 one end are connected with circuit board 10, battery case 4 front ends are provided with power supply and connect shell fragment 12b, power supply connects shell fragment 12a and connects battery in shell, the spring that when main case 1 is connected with battery case 4, the power contact 801a of power supply feeler lever 8 other ends connects in the corresponding contact of shell fragment 12a power contact 801a dependence power supply feeler lever 8 with power supply can carry out elastic telescopic.Main case 1 relies on the magnetic of magnet 5 to be connected with battery case 4, makes like this, when changing battery, charge or carrying out subelement maintenance, to dismantle easier.Rely on power supply to connect the various charging devices of adaptive charging that shell fragment 12a can make battery.User is after electric weight abundance, to there be loud speaker 10 one end to put into ear, outside button 6 one side direction, feature according to this earphone outer covering laminating people ear, bone conduction transducer 9 can fully pick up user's sounding, the audio frequency letter picking up utilizes Bluetooth transmission to external signal receiving equipment as mobile phone etc., and extraneous noise jamming is by conductively-closed like this, and user's sound will send clearly.The audio signal receiving like this only has user's sound and without other external sounds, had both strengthened sound to pick up effect, also improves crypticity simultaneously, has protected privacy.
As shown in Figure 6,7, the present embodiment is made and is changed at magnet arrangement and electrode contact position with respect to embodiment 1.Wherein the abutting end of main case 1 and battery case 4 is corresponding is provided with 2 couples of magnet 5b, be located at respectively main case 1 and relative contact plane in battery case 4 coupling parts, magnet 5b is larger than the contact-making surface of magnet 5a, can improve absorption affinity, strengthen and connect, power contact 801b is long compared with power contact 801a, and the pressure in the time of can improving same power supply connection shell fragment 12b contact, guarantees that the good contact of electrode makes powered battery steady.
Embodiment 2 is the preferred embodiments of the present invention.
As shown in Fig. 8-10, the present invention is also furnished with charging box 13, comprise battery cover 131 and box body 135, in box body 135, be provided with 1 large battery 137, 1 main engine bed 134 and 4 cradles 132, box body 135 sides are provided with usb 1 36, it connects with large battery 137, in each cradle 132, be provided with charging inlet 133 corresponding to same battery case 4 coupling parts, described charging inlet 133 connects large battery 137, main case 1 is placed in main engine bed 134, battery case 4 can be placed in cradle 132, utilize usb 1 36 can the large battery 137 in charging box 13 be charged, there is the large battery 137 of sufficient electric weight to charge to the baby battery in each battery case 4 in box, portable charging box 13, send as an envoy to outside the used time provide a plurality of battery cases can 4 for replacing, improved flying power.