CN213718194U - Noise-reducing bone conduction earphone - Google Patents

Abstract

The utility model relates to a but bone conduction earphone of making an uproar falls, it includes falls the earphone head of making an uproar, connecting seat and locking device, the connecting seat is installed on the bone conduction oscillator, locking device installs on falling the earphone head of making an uproar, it passes through locking device detachable installation on the connecting seat to fall the earphone head of making an uproar, fall the earphone head of making an uproar and be connected with earphone body electricity, be equipped with the induction system who is connected with earphone body electricity on the connecting seat, induction system is used for responding to fall the earphone head of making an uproar whether to be connected with earphone body electricity and output connection signal to earphone body, earphone body receives behind the connection signal output broadcast signal to falling the earphone head of making an uproar to make it play music and pause bone conduction oscillator. This application has the effect that the person of facilitating the use also can listen to clear music under noisy environment, and indirect use that improves the user experiences the sense.

Description

Noise-reducing bone conduction earphone

Technical Field

The application relates to the technical field of earphones, in particular to a noise-reducing bone conduction earphone.

Background

At present, bone conduction is a sound conduction mode, namely, sound is converted into mechanical vibration with different frequencies, and sound waves are transmitted through the skull, the bone labyrinth, the lymph fluid of the inner ear, the spiral organ and the auditory center of a human body.

The existing bone conduction earphone comprises an ear-hang connecting frame and a bone conduction vibrator, when the bone conduction earphone is used, the bone conduction vibrator enables a transmission surface of the bone conduction vibrator to be attached to cartilage in front of an auricle through clamping force of the ear-hang connecting frame, and therefore a user can listen to music sound through the transmission surface. When the user is in noisy environment, the noise of the whole body can influence the experience sense of the user when listening to music, and aiming at the situation, the user and the user can not conveniently listen to the music, and the experience sense is not good.

In view of the above-mentioned related art, the inventor thinks that there are defects that music is listened to in a noisy environment and the experience of use is not good.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the user also can listen to clear music under noisy environment, indirectly improve user's use and experience the sense, this application provides a bone conduction earphone of can lowering noise.

The application provides a but bone conduction earphone that makes an uproar adopts following technical scheme:

the utility model provides a bone conduction earphone of can lowering noise, is including falling the earphone head of making an uproar, connecting seat and locking device, the connecting seat is installed on the bone conduction oscillator, locking device installs on falling the earphone head of making an uproar, it passes through the detachable installation on the connecting seat of locking device to fall the earphone head of making an uproar, it is connected with earphone body electricity to fall the earphone head of making an uproar, be equipped with the induction system who is connected with earphone body electricity on the connecting seat, induction system is used for responding to fall the earphone head of making an uproar whether to be connected with earphone body electricity and output connection signal to earphone body, earphone body receives behind the connection signal output broadcast signal to falling the earphone head of making an uproar to make it play music and.

Through adopting above-mentioned technical scheme, when needs realize making an uproar the processing of falling, utilize locking device will fall the earphone head of making an uproar and insert on the connecting seat, at this moment, after being sensed by induction system and falling the earphone head of making an uproar, just can export connection signal to earphone originally internally, after earphone body received connection signal, just can control to fall the earphone head of making an uproar and play music and pause bone conduction oscillator transmission sound. Through this mode, just can utilize the earphone head of making an uproar to fall to realize noise reduction, the person of facilitating the use also can listen to clear music under noisy environment, effectively improves user experience and feels, secondly, falls the detachable mode of earphone head of making an uproar, also is convenient for according to user's actual need, whether the selection is worn the earphone head of making an uproar.

Preferably, the sensing device is a single-pole double-throw analog switch, a signal input end of the single-pole double-throw analog switch is electrically connected with a metal contact, the metal contact is arranged on the connecting seat, a signal input end of the noise reduction earphone head is electrically connected with a conducting contact used for transmitting a playing signal, and when the conducting contact is contacted with the metal contact, the single-pole double-throw analog switch outputs a connecting signal to the earphone body.

Through adopting above-mentioned technical scheme, when conducting contact and metal contact looks butt, the earphone body this moment just can in time acquire the condition of falling the earphone head electricity of making an uproar and connecting on the earphone body, and at this moment, the earphone body just can control to fall the earphone head of making an uproar and play the music, to this, just can very convenient control fall the earphone head of making an uproar and play the music, and this mode of making an uproar is simple, is convenient for realize to can effectively improve user experience and feel.

Preferably, the connecting seat is a connecting table, a clamping groove is formed in the connecting table, the metal contact is installed in the clamping groove, the locking device is in clamping fit with the clamping groove, and the conducting contact is installed in the locking device.

Through adopting above-mentioned technical scheme, locking device and draw-in groove joint complex mode can be convenient for locking device pegs graft in the draw-in groove, and then is convenient for switch on contact and metal contact's mutual butt to make things convenient for single-pole double-throw analog switch output connection signal. In addition, the existence of the clamping groove can also play a role in protecting the metal contact.

Preferably, the locking device comprises a shell, a support rod and a locking part, the shell is mounted on the noise reduction earphone head, the shell is rotatably connected to one end of the support rod, the other end of the support rod is connected to the locking part, and the locking part is in threaded connection with the clamping groove.

Through adopting above-mentioned technical scheme, the casing area falls the earphone head of making an uproar and rotates the mode on the bracing piece, can very conveniently adjust the position of falling the earphone head of making an uproar, and then is convenient for further improve user experience and feels. The locking part and the clamping groove are in threaded fit, so that the position of the noise reduction earphone head can be conveniently and stably arranged, and the noise reduction earphone head can be conveniently detached.

Preferably, the locking part comprises a connecting rod, the conducting contact is arranged on the side wall, facing the clamping groove, of the connecting rod, an external thread is arranged on the outer wall of the connecting rod, and an internal thread in threaded fit with the external thread is arranged in the clamping groove.

Through adopting above-mentioned technical scheme, screw-thread fit's mode can guarantee to switch on the stable laminating of contact on the metal contact, to this, can effectively guarantee to switch on the stable effect of contact and metal contact, in addition, the earphone head of also being convenient for fall makes an uproar and stably installs on the earphone body.

Preferably, the locking part comprises a clamping block, the clamping block is matched with the clamping groove in a clamping mode, the conduction contact is installed on the side wall, facing the clamping groove, of the clamping block, the magnetic sheet is attached to the clamping block, and the iron sheet which is the same as the magnetic sheet in size is attached to the clamping groove.

Through adopting above-mentioned technical scheme, the joint cooperation of joint piece and draw-in groove is convenient for switch on contact and metal contact high-speed joint together to can improve the grafting efficiency of the earphone head of making an uproar that falls. In addition, the mutual cooperation of magnetic sheet and iron sheet is convenient for further stabilize the earphone head of making an uproar on the connecting seat, improves stable effect.

Preferably, a microphone is arranged in the shell.

Through adopting above-mentioned technical scheme, the existence of miaow head, convenient to use person realizes two-way pronunciation through the miaow head, promptly, and the user of being convenient for realizes pronunciation exchange through miaow head and long-range caller.

Preferably, a slot is formed in the shell and is in running fit with the supporting rod, and an elastic cushion is arranged on the side wall of the slot attaching supporting rod.

Through adopting above-mentioned technical scheme, the casing passes through slot pivoted mode on the bracing piece, can very conveniently drive and fall the earphone head rotation of making an uproar, and this simple structure is convenient for realize. In addition, the elastic cushion is convenient for the rotation of the supporting rod on one hand, and on the other hand can prevent the supporting rod from being blocked too dead.

To sum up, this application includes following at least one kind can reduce bone conduction earphone beneficial technological effect of making an uproar:

1. the noise reduction earphone head can be conveniently utilized to realize the noise reduction effect, a user can conveniently listen to clear music in a noisy environment, the user experience is effectively improved, and the noise reduction earphone head can be conveniently and selectively worn according to the actual requirement of the user in a detachable mode;

2. the microphone is convenient for the communication of the bone conduction earphone, and the applicability can be indirectly improved.

Drawings

Fig. 1 is a schematic usage state diagram of a noise-reducing bone conduction headset in an embodiment of the present application;

FIG. 2 is a schematic view of a flat-ear noise reduction earphone head;

FIG. 3 is a schematic view of the noise reducing earphone head before and after rotation in the embodiment of the present application in an operating state and an inoperative state;

fig. 4 is a control schematic diagram for controlling whether the noise reduction headphone head works in the embodiment of the present application;

fig. 5 is a schematic view of the locking device and the position of the bone conduction transducer in an embodiment of the present application.

Reference numerals: 1. an earphone body; 11. a main control box; 12. an ear-hang connecting frame; 2. a noise reduction earphone head; 3. a connecting seat; 31. a card slot; 4. a locking device; 41. a housing; 42. a support bar; 43. a locking portion; 5. a bone conduction vibrator; 6. an induction device; 61. conducting the contact; 62. and a metal contact.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a noise-reducing bone conduction earphone for improving the noise reduction effect of the bone conduction earphone, referring to fig. 1, which comprises an earphone body 1 and a noise reduction earphone head 2 electrically connected with the earphone body 1, wherein the earphone body 1 comprises a main control box 11, an ear-hang connecting frame 12 and two bone conduction vibrators 5 which are respectively arranged at two ends of the ear-hang connecting frame 12, in practical cases, the ear-hang connection frame 12 makes the transmission surface of the bone conduction vibrator 5 fit on the cartilage in front of the auricle by means of the clamping force of the ear-hang connection frame 12, the main control box 11 is installed on the ear-hang connection frame 12 and coupled with the bone conduction vibrator 5 and the noise reduction earphone head 2, the main control box 11 is used for controlling the bone conduction vibrator 5 to transmit sound or stop transmitting sound, the main control box 11 can also control the noise reduction earphone head 2 to play or stop playing music, and the main control box 11 comprises a main control chip with the model of ATS 3015. In addition, in the present embodiment, the noise reduction earphone head 2 is an in-ear noise reduction earphone head 2, and in other embodiments, referring to fig. 2, the noise reduction earphone head 2 may also be a flat-ear noise reduction earphone head 2.

In order to further improve the noise reduction effect, an active noise reduction ENC circuit is installed in the main control box 11, and the active noise reduction ENC circuit can effectively suppress 90% of reverse environmental noise, so that a user can communicate with the voice more freely. The main control box 11 and the noise reduction earphone head 2 are respectively provided with an environment microphone and a communication microphone, the environment microphone can collect environment sounds from the side and the rear of a user, and the environment sounds are compared with sound signals collected by the front communication microphone, so that the voice content of the user can be separated out. In other embodiments, the active noise reduction ENC circuit may also be an active noise reduction ANC circuit, and the ANC noise reduction technology is to transmit a reverse sound wave for superposition and neutralization after analyzing the sound wave of the noise, so as to achieve the effect of eliminating the noise.

In order to achieve the effect of noise reduction by matching the active noise reduction ENC circuit with the rotation of the noise reduction earphone head 2, an inductive switch coupled with the main control chip is arranged in the main control box 11, the inductive switch is a touch switch, such as an infrared sensor, an infrared pair tube and the like, when the noise reduction earphone head 2 rotates into an ear, the inductive switch is touched by a hand, at the moment, the inductive switch outputs an inductive signal to the main control chip, and after the main control chip receives the signal, the noise reduction signal is output to the active noise reduction ENC circuit so that the active noise reduction ENC circuit is conducted. When the active noise reduction ENC circuit is conducted, the noise reduction earphone head 2 can realize noise reduction through the active noise reduction ENC circuit. In other embodiments, the inductive switch may also be a micro switch, the micro switch is installed in the noise reduction earphone head 2 and coupled to the main control chip, when the noise reduction earphone head 2 rotates into an ear, the micro switch can sense and output a sensing signal to the main control chip in time, and the main control chip receives the signal and outputs the noise reduction signal to the active noise reduction ENC circuit, so that the active noise reduction ENC circuit works.

Referring to fig. 3, a connection seat 3 is installed on a bone conduction vibrator 5, the connection seat 3 is installed on a side surface of the bone conduction vibrator 5 facing away from a transmission surface of the bone conduction vibrator 5, and a noise reduction earphone head 2 is detachably installed on the connection seat 3 through a locking device 4. Referring to fig. 4, for the convenience of switching the operating condition of the earphone head 2 of making an uproar that falls, main control chip electricity is connected with induction system 6, induction system 6 is used for responding to fall the earphone head 2 of making an uproar whether to be connected with earphone body 1 electricity, when sensing to fall the earphone head 2 of making an uproar and being connected with earphone body 1 electricity, induction system 6 output connection signal to main control chip, main control chip receives behind the connection signal output broadcast signal to falling the earphone head 2 of making an uproar, make the earphone head 2 of making an uproar that falls play music, meanwhile, main control chip output shut-down signal makes bone conduction oscillator 5 pause.

Referring to fig. 4, the sensing device 6 includes a single-pole double-throw analog switch with model number TS3a44159PWR, a signal input end of the single-pole double-throw analog switch is electrically connected with a metal contact 62, the metal contact 62 is installed on the connection base 3, a signal input end of the noise reduction earphone head 2 is electrically connected with a conducting contact 61, when the metal contact 62 contacts with the conducting contact 61, the single-pole double-throw analog switch outputs a connection signal to the main control chip, the main control chip outputs a play signal and transmits the play signal to the noise reduction earphone head 2 through the conducting contact 61 after receiving the connection signal, and the noise reduction earphone head 2 starts to play music after receiving the play signal.

Referring to fig. 5, connecting seat 3 is the connection platform, draw-in groove 31 has been seted up in the connection platform, metal contact 62 is installed in draw-in groove 31, locking device 4 includes casing 41, bracing piece 42 and sticking department 43, casing 41 is installed on the earphone head 2 of making an uproar falls, and casing 41 rotates the one end of connecting at bracing piece 42, and is concrete, the slot has been seted up in casing 41, slot and bracing piece 42 normal running fit, in order to improve pivoted flexibility and sealed effect, be equipped with the cushion (not mark in the figure) on the lateral wall of slot laminating bracing piece 42, the cushion is made by the rubber material. In addition, in order to facilitate the user to realize remote communication through the bone conduction headset, a microphone is installed in the housing 41, and the bone conduction headset is more convenient for the user to use due to the presence of the microphone.

Referring to fig. 5, the locking portion 43 is installed on the end portion of the support rod 42 far from the housing 41, the locking portion 43 is a connecting rod, the conduction contact 61 is installed on the side wall of the connecting rod toward the clamping groove 31, an external thread is arranged on the outer wall of the connecting rod near the clamping groove 31, an internal thread matched with the external thread is arranged on the inner wall of the clamping groove 31, the connecting rod is screwed into the clamping groove 31 through the thread, so that when the conduction contact 61 is in contact with the metal contact 62, the noise reduction earphone head 2 is electrically connected with the main control chip, at this time, the main control chip controls the noise reduction earphone head 2 to play.

The implementation principle of the noise-reducing bone conduction earphone in the embodiment of the application is as follows: when making an uproar connecting rod joint on the earphone head 2 of making an uproar in draw-in groove 31, and make and lead on contact 61 and metal contact 62 and stably contact, single-pole double-throw analog switch output connection signal to main control chip, the main control chip receives the back, output broadcast signal, and pass through and lead on contact 61 and metal contact 62 and transmit in the earphone head 2 of making an uproar, at this moment, it makes the earphone head 2 of making an uproar to fall makes an uproar and sends music sound, when main control chip output broadcast signal, also can output close signal to bone conduction oscillator 5, make bone conduction oscillator 5 stop work. Through the mode, the user can conveniently perform noise reduction operation, and the user experience is effectively improved. In addition, when the noise reduction earphone head 2 is positioned in an ear, the inductive switch can be touched, so that the inductive switch is turned on, the main control chip controls the active noise reduction ENC circuit to work, and the effect of reducing noise for the noise reduction earphone head 2 is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a bone conduction earphone of degradable making an uproar, includes earphone body (1), its characterized in that: comprises a noise reduction earphone head (2), a connecting seat (3) and a locking device (4), the connecting seat (3) is arranged on the bone conduction vibrator (5), the locking device (4) is arranged on the noise reduction earphone head (2), the noise reduction earphone head (2) is detachably arranged on the connecting seat (3) through a locking device (4), the noise reduction earphone head (2) is electrically connected with the earphone body (1), the connecting seat (3) is provided with an induction device (6) which is electrically connected with the earphone body (1), the induction device (6) is used for inducing whether the noise reduction earphone head (2) is electrically connected with the earphone body (1) or not and outputting a connection signal to the earphone body (1), the earphone body (1) receives the connection signal and then outputs a playing signal to the noise reduction earphone head (2) so that the noise reduction earphone head (2) plays music and pauses the bone conduction vibrator (5) to transmit sound.

2. The noise-reducing bone conduction earphone according to claim 1, wherein: induction system (6) are single-pole double-throw analog switch, single-pole double-throw analog switch's signal input part electricity is connected with metal contact (62), metal contact (62) set up on connecting seat (3), the signal input part electricity of earphone head (2) of making an uproar falls is connected with, is used for transmitting the conduction contact (61) of broadcast signal, when conducting contact (61) and metal contact (62) contact, single-pole double-throw analog switch output connection signal to earphone body (1).

3. A noise-reducing bone conduction earphone according to claim 2, wherein: connecting seat (3) are for connecting the platform, draw-in groove (31) have been seted up in the connection platform, install in draw-in groove (31) metal contact (62), locking device (4) and draw-in groove (31) joint cooperation, it installs in locking device (4) to switch on contact (61).

4. A noise-reducing bone conduction earphone according to claim 3, wherein: the locking device (4) comprises a shell (41), a supporting rod (42) and a locking portion (43), the shell (41) is installed on the noise reduction earphone head (2), the shell (41) is rotatably connected to one end of the supporting rod (42), the other end of the supporting rod (42) is connected to the locking portion (43), and the locking portion (43) is in threaded connection in the clamping groove (31).

5. The noise-reducing bone conduction earphone according to claim 4, wherein: the locking part (43) comprises a connecting rod, the conducting contact (61) is installed on the side wall, facing the clamping groove (31), of the connecting rod, an external thread is arranged on the outer wall of the connecting rod, and an internal thread in threaded fit with the external thread is arranged in the clamping groove (31).

6. A noise-reducing bone conduction earphone according to claim 2, wherein: the earphone body (1) comprises a main control chip with the model of ATS 3015.

7. The noise-reducing bone conduction earphone according to claim 4, wherein: a microphone is arranged in the shell (41).

8. The noise-reducing bone conduction earphone according to claim 4, wherein: the novel support is characterized in that a slot is formed in the shell (41), the slot is in running fit with the support rod (42), and an elastic pad is arranged on the side wall of the slot attached to the support rod (42).

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