CN117579974B - Helmet earphone with noise reduction function - Google Patents
Helmet earphone with noise reduction function Download PDFInfo
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- CN117579974B CN117579974B CN202410060147.3A CN202410060147A CN117579974B CN 117579974 B CN117579974 B CN 117579974B CN 202410060147 A CN202410060147 A CN 202410060147A CN 117579974 B CN117579974 B CN 117579974B
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- bone conduction
- noise reduction
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- 230000009467 reduction Effects 0.000 title claims abstract description 49
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 210000003582 temporal bone Anatomy 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 17
- 230000002829 reductive effect Effects 0.000 claims abstract description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 36
- 230000000670 limiting effect Effects 0.000 claims description 25
- 238000009434 installation Methods 0.000 claims description 16
- 210000003625 skull Anatomy 0.000 abstract description 18
- 210000005069 ears Anatomy 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 4
- 230000001846 repelling effect Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 230000002940 repellent Effects 0.000 description 3
- 239000005871 repellent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1083—Reduction of ambient noise
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- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/30—Mounting radio sets or communication systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
- H04R2201/105—Manufacture of mono- or stereophonic headphone components
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Helmets And Other Head Coverings (AREA)
- Headphones And Earphones (AREA)
Abstract
The invention discloses a helmet earphone with a noise reduction function, which belongs to the field of helmet earphones and comprises a helmet body and a bone conduction wireless earphone, wherein a sound transmission mechanism is arranged on one side of the bone conduction wireless earphone and used for transmitting audio information received by a wireless transceiver to a helmet space, and a noise reduction adjusting unit is arranged on the other side of the bone conduction wireless earphone and used for stably adjusting the space position of a bone conduction oscillator in the helmet space and adjusting external environment noise transmitted to the helmet space through the bone conduction wireless earphone in the riding process. When the invention is ridden at a high speed, the wind resistance born by the wind resistance adjusting plate is increased, the wind resistance adjusting plate is driven to rotate in the opposite direction of running, the forward contact area of the wind resistance adjusting plate and the head-on air is reduced, thereby reducing wind noise, and meanwhile, the adjusting magnet is driven to be close to the repulsive magnet, so that the pressure on the skull is increased by the temporal bone patch, the vibration energy received by the skull is increased, and the tone quality of the audio received by human ears is improved.
Description
Technical Field
The invention relates to the technical field of helmet headphones, in particular to a helmet headphone with a noise reduction function.
Background
Helmet, the protective equipment of protection head mainly comprises casing, inside lining and suspension mechanism triplex, along with the continuous acceleration of urban life rhythm, rides and has become comparatively convenient traffic mode, through adding wireless bluetooth headset in the helmet casing, can answer the telephone at the in-process of riding, in order to avoid concentrating on the earphone sound and neglecting the traffic information of surrounding environment simultaneously, adopts the information that the wireless transmitting terminal sent is received to the motion bluetooth headset that is bone conduction helmet headset commonly.
At present, the bone conduction helmet earphone is fixed on the surface of a helmet shell through an adhesion mode, then the earphone is installed inside the earphone fixing seat, fixing is completed, the sound transmission principle is that a sending end signal is captured through the earphone, sound is transmitted to human ears through the helmet shell through bone conduction vibrator vibration, because the bone conduction helmet earphone is arranged outside the helmet shell, when the riding speed is high, high wind noise is directly transmitted to the helmet shell through the earphone shell, and in the riding process, the joint pressure change of the contact surface of the bone conduction earphone and the skull is weak, the vibration energy transmitted to the skull is kept unchanged, when the wind noise is increased, the vibration energy in more audio information cannot be transmitted to the skull to be received by the human ears, and the sound quality of the audio received at the human ears is reduced.
Therefore, we propose a helmet earphone with noise reduction function.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, as the bone conduction helmet earphone is arranged outside a helmet shell, when the riding speed is high, the increased wind noise is directly transmitted to the helmet shell through the earphone shell, and the tone quality of the audio received at the human ear is reduced.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a helmet earphone with function of making an uproar is fallen, includes installation helmet body and bone conduction wireless earphone, the installation helmet body is divided into helmet inner space and outer space through the casing with the space, the earphone mounting hole has been seted up to the inner wall of installation helmet body, bone conduction wireless earphone inside is provided with bone conduction oscillator and wireless transceiver, and adjacent bone conduction wireless earphone passes through the wire and connects and install in the earphone mounting hole, bone conduction wireless earphone is close to helmet inner space one side and is provided with sound transmission mechanism for the audio information that wireless transceiver received to helmet inner space conduction;
The bone conduction wireless earphone is characterized in that a noise reduction adjusting unit is arranged on one side, far away from the inner space of the helmet, of the bone conduction wireless earphone, the noise reduction adjusting unit consists of a stable adjusting mechanism and a noise reduction mechanism, and the stable adjusting mechanism is used for stably adjusting the spatial position of the bone conduction vibrator in the inner space of the helmet;
The noise reduction mechanism is used for adjusting external environment noise transmitted to the helmet inner space through the bone conduction wireless earphone in the riding process.
Preferably, the sound transmission mechanism comprises a resonance patch arranged on one side of the bone conduction vibrator close to the helmet inner space, the resonance patch consists of a temporal bone patch and a resonance transmission column, and the resonance patch transmits the audio information to the temporal bone patch through the resonance transmission column.
Preferably, the temporal bone patch is fixed with the resonance patch through a plurality of resonance transfer columns, the resonance transfer columns are suspended on the inner wall of the earphone mounting hole, and the temporal bone patch is located in the helmet inner space.
Preferably, the stable adjustment mechanism is including setting up in the earphone stable sleeve of installing helmet body inner wall, earphone stable sleeve's inner wall rotates and is connected with spacing adjusting ring, spacing adjusting ring is close to earphone stable sleeve axle center position department is provided with the regulation steady piece, earphone stable sleeve's inner wall is provided with and with resonance transfer post sliding connection's stable post, just stable post is kept away from resonance transfer post one side is provided with the buffering inflator that is fixed in earphone stable sleeve inner wall, the inner wall sliding connection of buffering inflator has the buffering post.
Preferably, the inner wall of the limit adjusting ring is provided with an arc adjusting block in sliding connection with the adjusting stabilizing block, the inner wall of the limit adjusting ring is in threaded connection with an angle fixing bolt, and the angle fixing bolt is provided with an angle fixing pad close to the earphone stabilizing sleeve.
Preferably, the adjusting and stabilizing block is provided with a trapezoid groove buffer strip on one side, close to the axis of the earphone stabilizing sleeve, of the bone conduction wireless earphone, an adjusting column is arranged on one side, close to the buffer air cylinder, of the wireless earphone, an adjusting limiting ring is arranged on the outer surface of the adjusting column, and the adjusting limiting ring limits the moving distance of the adjusting column through the trapezoid groove buffer strip.
Preferably, the noise reduction mechanism comprises a wind resistance adjusting plate which is rotationally connected to an installation helmet body, the wireless transceiver is arranged on the inner wall of the wind resistance adjusting plate, an adjusting magnet is arranged in the wind resistance adjusting plate, which is close to the helmet inner space, a repulsive magnet is arranged in the adjusting column, which is far away from the helmet inner space, the repulsive magnet is suspended on the inner wall of the earphone stabilizing sleeve, the earphone stabilizing sleeve is provided with a driving sleeve, and the adjusting magnet is suspended on the inner wall of the driving sleeve through a noise reduction support.
Preferably, the earphone stabilizing sleeve is provided with a noise reduction sleeve on the outer surface, one side, far away from the helmet inner space, of the noise reduction sleeve is fixed with the side wall of the driving sleeve, and the adjusting magnet is movably connected with the wind resistance adjusting plate through an adjusting connecting column.
Preferably, when the windage that windage regulating plate received increases, drive windage regulating plate is to being close to installation helmet body one side rotates, makes adjusting magnet is close to repulse magnet, drives the wireless earphone of bone conduction moves to the interior space of helmet, makes temporal bone paster moves to the interior space of helmet, and through trapezoidal slot buffer strip is spacing repulse magnet removes the windage regulating plate receives windage when reducing, through buffer inflator supports adjusting post, drives repulse magnet is close to adjusting magnet, drives windage regulating plate is rotatory to the outer space of helmet.
Compared with the prior art, the invention has the beneficial effects that:
1. Through being provided with devices such as windage regulating plate, adjusting magnet and repellent magnet and mutually supporting, when riding at a high speed, windage that windage regulating plate received increases, drives windage regulating plate to the opposite direction rotation of traveling, reduces windage regulating plate and the forward area of contact of facing air to reduce wind noise, drive simultaneously and adjust the magnet and be close to repellent magnet, make temporal bone paster increase the pressure to the skull, increase the vibration energy that the skull received, promote the tone quality that the people ear received the audio frequency.
2. Through being provided with devices such as spacing adjusting ring, regulation steady piece and stable post and mutually supporting, when the user uses helmet earphone, according to user's skull width, rotatory spacing adjusting ring drives the arc regulating block and removes, adjusts the removal spacing scope of adjusting the spacing ring to after adjusting, through rotation angle fixing bolt, fix the rotation angle of spacing adjusting ring, promote user's use comfort level.
3. Through being provided with devices such as drive sleeve, noise reduction support and noise reduction sleeve and mutually supporting, in adjusting magnet drive repellent magnet removal in-process, because noise reduction sleeve is to drive sleeve and the stable sleeve separation of earphone for wind noise that wind resistance adjusting plate received does not pass through drive contact position and transmits to the helmet inner space, can weaken the wind noise that temporal bone paster received, thereby reduces the wind noise decibel that people's ear received.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a headset with noise reduction function according to the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1A in accordance with the present invention;
fig. 3 is an exploded view of the resonant patch, the bone conduction wireless earphone and the earphone stabilizing sleeve when the helmet earphone with the noise reduction function repels the magnet to drive the adjusting column;
Fig. 4 is an exploded view of a structure of an adjusting magnet and an adjusting column when a wind resistance adjusting plate of a helmet earphone with a noise reduction function drives an adjusting connecting column;
FIG. 5 is a sectional view of the internal structure of a cushion cylinder of a helmet earphone with noise reduction function according to the present invention;
fig. 6 is an exploded view of a limit adjusting ring and an adjusting column structure of a helmet earphone with noise reduction function according to the present invention;
fig. 7 is a schematic structural diagram of an adjusting stabilizing block of a helmet earphone with noise reduction function according to the present invention.
In the figure: 1. installing a helmet body; 2. bone conduction wireless earphone; 21. a bone conduction vibrator; 3. a resonant patch; 31. temporal bone patch; 32. a resonance transfer column; 4. a headset stabilizing sleeve; 41. a limit adjusting ring; 411. an arc-shaped adjusting block; 412. an angle fixing bolt; 413. an angle fixing pad; 42. adjusting the stabilizing block; 421. trapezoid groove buffer strips; 43. a stabilizing column; 44. buffer inflator; 45. a buffer column; 46. an adjusting column; 461. adjusting a limiting ring; 5. a windage adjusting plate; 51. adjusting the magnet; 511. adjusting the connecting column; 52. a repelling magnet; 53. a drive sleeve; 54. a noise reduction bracket; 55. a noise reduction sleeve.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
Referring to fig. 1 to 7, a helmet earphone with noise reduction function comprises an installation helmet body 1 and a bone conduction wireless earphone 2, wherein the installation helmet body 1 divides a space into an inner helmet space and an outer helmet space through a shell, an earphone mounting hole is formed in the inner wall of the installation helmet body 1, a bone conduction vibrator 21 and a wireless transceiver are arranged in the bone conduction wireless earphone 2, adjacent bone conduction wireless earphones 2 are installed in the earphone mounting hole through wire connection, and a sound transmission mechanism is arranged on one side, close to the inner helmet space, of the bone conduction wireless earphone 2 and used for transmitting audio information received by the wireless transceiver to the inner helmet space;
the bone conduction wireless earphone 2 is provided with a noise reduction adjusting unit at one side far away from the helmet inner space, the noise reduction adjusting unit consists of a stable adjusting mechanism and a noise reduction mechanism, and the stable adjusting mechanism is used for stably adjusting the space position of the bone conduction vibrator 21 in the helmet inner space;
the noise reduction mechanism is used for adjusting external environment noise transmitted to the helmet inner space through the bone conduction wireless earphone 2 in the riding process.
Through the above technical scheme, when the bone conduction wireless earphone 2 transmits audio information to the receiving position of the human ear through the bone conduction channel, when the bone conduction vibrator 21 contacts with the skull, partial audio oscillation energy is captured by air due to contact and lamination looseness, so that the receiving vibration energy of the skull is weakened, but the bone conduction vibrator 21 is tightly adhered with the skull for a long time, so that the user experience feel can be seriously influenced, and the wind noise generated between the air and the helmet body is small due to small wind resistance in the low-speed driving process, the weakened vibration energy can hear the transmitted audio information at the human ear at the moment, the wind noise is large due to the increase of wind resistance in the high-speed driving process, and the weakened vibration energy can not hear the transmitted audio information at the human ear at the moment.
As shown in fig. 3, the sound transmission mechanism includes a resonance patch 3 provided on one side of the bone conduction vibrator 21 near the space in the helmet, the resonance patch 3 is composed of a temporal bone patch 31 and a resonance transmission column 32, and the resonance patch 3 transmits audio information to the temporal bone patch 31 through the resonance transmission column 32.
Through above-mentioned technical scheme, temporal bone paster 31 is fixed with resonance paster 3 through a plurality of resonance transfer posts 32, and resonance transfer post 32 unsettled in the earphone mounting hole inner wall, temporal bone paster 31 is located the helmet inner space.
Based on the above, when the bone conduction wireless earphone 2 receives the audio information sent by the transmitting end, the audio information is transmitted to the temporal bone patch 31 through the resonance transmission column 32 by the bone conduction vibrator 21, and the sound transmission process is completed.
As shown in fig. 2 and 3, the stable adjustment mechanism includes an earphone stable sleeve 4 disposed on the inner wall of the installation helmet body 1, the inner wall of the earphone stable sleeve 4 is rotatably connected with a limit adjustment ring 41, the position of the limit adjustment ring 41 near the axis of the earphone stable sleeve 4 is provided with an adjustment stable block 42, the inner wall of the earphone stable sleeve 4 is provided with a stable column 43 slidingly connected with the resonance transmission column 32, one side of the stable column 43 far away from the resonance transmission column 32 is provided with a buffer air cylinder 44 fixed on the inner wall of the earphone stable sleeve 4, and the inner wall of the buffer air cylinder 44 is slidingly connected with a buffer column 45.
Through the above technical scheme, the inner wall of spacing adjusting ring 41 is provided with the arc regulating block 411 with regulation stabilization block 42 sliding connection, and the inner wall threaded connection of spacing adjusting ring 41 has angle fixing bolt 412, and angle fixing bolt 412 is provided with angle fixing pad 413 near earphone stabilization sleeve 4.
Based on the above, the adjusting stabilizer 42 is provided with the trapezoid groove buffer bar 421 near the axial center side of the earphone stabilizing sleeve 4, the adjusting post 46 is provided on the side of the bone conduction wireless earphone 2 near the buffer air cylinder 44, the adjusting limiting ring 461 is provided on the outer surface of the adjusting post 46, and the adjusting limiting ring 461 limits the moving distance of the adjusting post 46 through the trapezoid groove buffer bar 421.
Based on the above, according to the difference of the widths of the user's skull, the adjusting stabilizing block 42 is driven to move towards the side close to or far from the axis of the earphone stabilizing sleeve 4 by rotating the limiting adjusting ring 41, so that the limiting range of the adjusting limiting ring 461 is adjusted along with the width of the user's skull by the inclined trapezoidal groove formed in the trapezoidal groove buffer strip 421;
Based on the above, as shown in fig. 6 and 7, the maximum distance of the movement of the adjusting and limiting ring 461 in the inner space direction of the helmet and the maximum distance of the movement of the adjusting and limiting ring 461 in the outer space direction of the helmet are limited by the inclined grooves on the two sides of the inclined trapezoid groove, so that the moving distance of the adjusting and limiting ring 461 is within a limited range, meanwhile, a buffer pad and a temporary stay groove are arranged in the inclined groove, the temporary limiting can be performed when the adjusting and limiting ring 461 moves to the surface of the inclined groove, and when the adjusting and limiting ring 461 moves reversely, resistance is generated, the adjusting and limiting ring 461 is driven to move to the inclined groove on the other side only when the resistance is larger than the reverse movement resistance, so that the stability is performed at the maximum moving distance of the adjusting and limiting ring 461, namely, when the temporal bone patch 31 is attached to the skull with the maximum force and the minimum force, the wind resistance adjusting plate 5 is rotated in real time when riding wind resistance, the adjusting magnet 51 is driven to move, and the driving process of the repulsive magnet 52 is delayed.
As shown in fig. 1 and 4, the noise reduction mechanism comprises a wind resistance adjusting plate 5 rotatably connected to an installation helmet body 1, a wireless transceiver is arranged on the inner wall of the wind resistance adjusting plate 5, the wind resistance adjusting plate 5 is provided with an adjusting magnet 51 close to the helmet inner space, an adjusting column 46 is far away from the helmet inner space and provided with a repulsive magnet 52, the repulsive magnet 52 is suspended and arranged on the inner wall of a headset stabilizing sleeve 4, the headset stabilizing sleeve 4 is far away from the helmet inner space and provided with a driving sleeve 53, the adjusting magnet 51 is suspended and arranged on the inner wall of the driving sleeve 53 through a noise reduction bracket 54, the outer surface of the headset stabilizing sleeve 4 is provided with a noise reduction sleeve 55, one side of the noise reduction sleeve 55 far away from the helmet inner space is fixed with the side wall of the driving sleeve 53, and the adjusting magnet 51 is movably connected with the wind resistance adjusting plate 5 through an adjusting connecting column 511.
Through the technical scheme, the microphone equipped with the bone conduction wireless earphone 2 is directly connected with the wireless transceiver to send information to the receiving end, and the wireless transceiver is arranged in the outer space of the helmet, so that the signal connection quality of the intelligent end connected with the bone conduction wireless earphone 2 in a wireless way can be improved;
Based on the above, when the wind resistance that wind resistance adjusting plate 5 received increases, drive wind resistance adjusting plate 5 to be close to installation helmet body 1 one side and rotate for adjusting magnet 51 is close to repelling magnet 52, drives wireless earphone 2 of bone conduction and moves to the interior space of helmet, makes temporal bone paster 31 to move to the interior space of helmet, and carries out spacingly to repelling magnet 52 removal through dovetail groove buffer strip 421, when wind resistance adjusting plate 5 receives the windage resistance to reduce, supports adjusting post 46 through buffer inflator 44, drives repelling magnet 52 and is close to adjusting magnet 51, drives wind resistance adjusting plate 5 to rotate to the exterior space of helmet.
According to the invention, the earphone use state is divided into a stable use process and a noise reduction adjustment process according to the riding process, when the riding speed is low, the riding speed is still or the head-on wind speed is small, the bone conduction wireless earphone 2 is in the stable use process, and when the riding speed is high or the head-on wind speed is large, the bone conduction wireless earphone 2 is in the noise reduction adjustment process, wherein the stable use process specifically comprises: when riding at a low speed, the windage adjusting plate 5 receives smaller windage, and the buffer column 45 is extruded to the outer space of the helmet through the buffer air cylinder 44 fixed on the inner wall of the earphone stabilizing sleeve 4, so that the adjusting limiting ring 461 stays on the trapezoid groove buffer strip 421 to be close to the inclined surface groove surface of the outer space of the helmet, positions the buffer column 45, and reduces the extrusion force of the temporal bone patch 31 to the skull, thereby relaxing the pressure of the bone conduction contact surface and avoiding discomfort caused by high-pressure clamping of the headset to the skull for a long time in the riding process;
When riding at a high speed or the head-on wind speed is large, the use mode of the bone conduction wireless earphone 2 is changed through the noise reduction mechanism, and the noise reduction and adjustment process is specifically as follows: in the wind power increasing process, the wind resistance of the wind resistance adjusting plate 5 is increased, the wind resistance adjusting plate 5 is driven to rotate in the opposite running direction, so that the adjusting magnet 51 is close to the repulsive magnet 52, the repulsive magnet 52 is driven to squeeze the buffer column 45, the adjusting limiting ring 461 is driven to the inner space of the helmet, and the adjusting limiting ring stays on the surface of the inclined plane groove of the trapezoidal groove buffer strip 421, which is close to one side of the inner space of the helmet, so that the maximum force of the temporal bone patch 31 for squeezing the skull is limited;
Based on the above, when the windage that windage regulating plate 5 received increases, through rotatory to the opposite direction of traveling, reduce windage to reduce the wind noise that produces with air friction, when adjusting magnet 51 drive repulsion magnet 52 and remove simultaneously, both remove the position and pass through the sleeve of making an uproar 55 and separate, not direct contact, avoid passing to the helmet inner space with wind noise through the drive connection position, promote the skull and receive the vibration energy that comes from temporal bone paster 31 transmission when reducing wind noise, reach the effect of promoting tone quality when audio information receives.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides a helmet earphone with function of making an uproar is fallen, includes installation helmet body (1) and bone conduction wireless earphone (2), installation helmet body (1) are separated into helmet interior space and outer space through the casing with the space, the earphone mounting hole has been seted up to the inner wall of installation helmet body (1), bone conduction wireless earphone (2) inside is provided with bone conduction oscillator (21) and wireless transceiver, and adjacent bone conduction wireless earphone (2) pass through wire connection and install in the earphone mounting hole, its characterized in that, bone conduction wireless earphone (2) are close to helmet interior space one side and are provided with sound transmission mechanism for the audio information that wireless transceiver received to helmet interior space conduction;
The sound transmission mechanism comprises a resonance patch (3) arranged on one side of a bone conduction vibrator (21) close to an inner space of the helmet, the resonance patch (3) is composed of a temporal bone patch (31) and a resonance transmission column (32), the resonance patch (3) transmits audio information to the temporal bone patch (31) through the resonance transmission column (32), the temporal bone patch (31) is fixed with the resonance patch (3) through a plurality of resonance transmission columns (32), the resonance transmission column (32) is suspended on the inner wall of an earphone mounting hole, and the temporal bone patch (31) is positioned in the inner space of the helmet;
The bone conduction wireless earphone (2) is provided with a noise reduction adjusting unit at one side far away from the inner space of the helmet, the noise reduction adjusting unit consists of a stable adjusting mechanism and a noise reduction mechanism, and the stable adjusting mechanism is used for stably adjusting the spatial position of the bone conduction vibrator (21) in the inner space of the helmet;
The stabilizing adjustment mechanism comprises an earphone stabilizing sleeve (4) arranged on the inner wall of an installation helmet body (1), a limiting adjustment ring (41) is connected to the inner wall of the earphone stabilizing sleeve (4) in a rotating mode, an adjusting stabilizing block (42) is arranged at the position, close to the axis of the earphone stabilizing sleeve (4), of the limiting adjustment ring (41), a stabilizing column (43) in sliding connection with a resonance transmission column (32) is arranged on the inner wall of the earphone stabilizing sleeve (4), a buffer air cylinder (44) fixed on the inner wall of the earphone stabilizing sleeve (4) is arranged on one side, close to the resonance transmission column (32), of the stabilizing column (43), a buffer air cylinder (45) is connected to the inner wall of the buffer air cylinder (44) in a sliding mode, an arc-shaped adjustment block (411) in sliding connection with the adjusting stabilizing block (42) is arranged on the inner wall of the limiting adjustment ring (41), an angle fixing bolt (412) is connected to the inner wall of the limiting adjustment ring (41) in a threaded mode, a position, close to the earphone stabilizing sleeve (4) is provided with an angle fixing pad (413), a buffer air cylinder (44) is arranged on one side, close to the earphone stabilizing sleeve (42), close to the earphone stabilizing sleeve (4), a wireless buffer air cylinder (46) is arranged on one side, close to the earphone stabilizing column (46), an adjusting limiting ring (461) is arranged on the outer surface of the adjusting column (46), and the adjusting limiting ring (461) limits the moving distance of the adjusting column (46) through a trapezoid groove buffer strip (421);
the noise reduction mechanism is used for adjusting external environment noise transmitted to the helmet inner space through the bone conduction wireless earphone (2) in the riding process.
2. The helmet earphone with noise reduction function according to claim 1, wherein the noise reduction mechanism comprises a wind resistance adjusting plate (5) rotatably connected to the helmet body (1), the wireless transceiver is arranged on the inner wall of the wind resistance adjusting plate (5), the wind resistance adjusting plate (5) is provided with an adjusting magnet (51) close to the helmet inner space, an adjusting column (46) is provided with a repulsive magnet (52) away from the helmet inner space, the repulsive magnet (52) is suspended on the inner wall of the earphone stabilizing sleeve (4), the earphone stabilizing sleeve (4) is provided with a driving sleeve (53) away from the helmet inner space, and the adjusting magnet (51) is suspended on the inner wall of the driving sleeve (53) through a noise reduction bracket (54).
3. The helmet earphone with the noise reduction function according to claim 2, wherein a noise reduction sleeve (55) is arranged on the outer surface of the earphone stabilizing sleeve (4), one side, away from the helmet inner space, of the noise reduction sleeve (55) is fixed with the side wall of the driving sleeve (53), and the adjusting magnet (51) is movably connected with the wind resistance adjusting plate (5) through an adjusting connecting column (511).
4. A helmet earphone with noise reduction function according to claim 3, wherein when the wind resistance of the wind resistance adjusting plate (5) is increased, the wind resistance adjusting plate (5) is driven to rotate towards the side close to the installation helmet body (1), so that the adjusting magnet (51) is close to the repulsive magnet (52), the bone conduction wireless earphone (2) is driven to move towards the inner space of the helmet, the temporal bone patch (31) is driven to move towards the inner space of the helmet, the repulsive magnet (52) is limited by the trapezoid groove buffer bar (421), when the wind resistance of the wind resistance adjusting plate (5) is reduced, the adjusting column (46) is supported by the buffer air cylinder (44), the repulsive magnet (52) is driven to be close to the adjusting magnet (51), and the wind resistance adjusting plate (5) is driven to rotate towards the outer space of the helmet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410060147.3A CN117579974B (en) | 2024-01-16 | 2024-01-16 | Helmet earphone with noise reduction function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410060147.3A CN117579974B (en) | 2024-01-16 | 2024-01-16 | Helmet earphone with noise reduction function |
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| Publication Number | Publication Date |
|---|---|
| CN117579974A CN117579974A (en) | 2024-02-20 |
| CN117579974B true CN117579974B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410060147.3A Active CN117579974B (en) | 2024-01-16 | 2024-01-16 | Helmet earphone with noise reduction function |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110004763U (en) * | 2009-11-06 | 2011-05-13 | 이준환 | The helmet for pilot using a bone-conduction device |
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| CN213487209U (en) * | 2020-07-23 | 2021-06-22 | 南京陶特思软件科技有限公司 | Osteoacusis bluetooth helmet |
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2024
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| KR20110004763U (en) * | 2009-11-06 | 2011-05-13 | 이준환 | The helmet for pilot using a bone-conduction device |
| CN105007551A (en) * | 2015-08-13 | 2015-10-28 | 深圳市韶音科技有限公司 | Method for improving sound quality of bone conduction earphone and bone conduction earphone |
| CN205547531U (en) * | 2016-04-15 | 2016-09-07 | 曾春桃 | Helmet with hidden adjustable sunglasses and osteoacusis bluetooth headset |
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|---|---|
| CN117579974A (en) | 2024-02-20 |
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