CN208707889U - The diamylose fixed structure of bluetooth headset - Google Patents

Abstract

The utility model discloses a kind of diamylose fixed structure of bluetooth headset, the electronic component mounting part including microphone one, microphone two, flexible circuit board point and earphone case shank；Microphone two is set to the tail portion of flexible circuit board and close to earphone case shank tail end, and microphone one is set on flexible circuit board and is spaced pre-determined distance with microphone two；Microphone one is equipped with sealing block, sealing block opens up sound channel one at the phonosensitive mouth one of corresponding microphone one, earphone case shank corresponds to sound channel one and opens up into sound mouth one, constitutes by sealing block and sound channel one described into the sealing between sound mouth one and phonosensitive mouth one into sound channel.The setting of the utility model sealing block and sealing shroud and sound channel keeps the directionality of sound stronger and effectively noise can be avoided to be mixed into；Into sound mouth one and into sound mouth two not in the same plane and towards difference, the sound of different directions is acquired respectively, reaches the equivalent technology effect being arranged distant from diamylose, to guarantee the realization of its diamylose decrease of noise functions.

Description

The diamylose fixed structure of bluetooth headset

Technical field

The utility model relates to technical field of electronic products, in particular to the diamylose fixed structure of a kind of bluetooth headset.

Background technique

Traditional earphone is a kind of nearly ear formula playback set, it receives the telecommunication that media player or receiver are issued Number, the sound wave that can be heard is converted it into using the loudspeaker close to ear.The use of earphone has had long time, with Science and technology fast development, earphone as the telecommunications epoch representative product also constantly development and improvement.For The requirement of electronic equipment call is adapted to, earphone is integrated with microphone function namely present headset again.It is more square in order to use Just, earphone from it is original it is wired become wireless, bluetooth headset is exactly relatively common wireless headset.

It is past when collecting call voice that universal bluetooth headset, which only has the shortcomings that single microphone, single microphone, Toward by external noise also together collect come, in this way since will result in noise, voice communication is interfered.Diamylose noise reduction skill Although diamylose noise reduction technology is applied to bluetooth headset not by the reason of art is using early, blue-tooth earphone structure size is limited to It is common.Even if there is a small amount of bluetooth headset for applying diamylose noise reduction technology, the fixation and sealing problem because of it to microphone are also tended to, So that noise reduction effect is not obvious.Thus, it is necessary to the diamylose fixed structure of bluetooth headset is improved.

Utility model content

To solve the above problems, to provide a kind of directionality for making sound stronger and can effectively avoid noise mixed for the utility model The diamylose fixed structure of the bluetooth headset entered.

A kind of diamylose fixed structure of bluetooth headset, including microphone one, microphone two, flexible circuit board electronic component Installation section and earphone case shank；The electronic component mounting part of the microphone one, microphone two and flexible circuit board point is equal In earphone case shank, the microphone two is set to the tail portion of the electronic component mounting part point and close to earphone case handle Portion's tail end, the microphone one are set to the electronic component mounting part point and are spaced pre-determined distance with microphone two；

The microphone one is equipped with sealing block, and the sealing block opens up sound channel at the phonosensitive mouth one of corresponding microphone one One, the earphone case shank corresponds to sound channel one and opens up into sound mouth one, constitutes by sealing block and sound channel one described into sound mouth one Sealing between phonosensitive mouth one is into sound channel；

The microphone two is equipped with sealing shroud, and the earphone case shank tail end is equipped with into sound mouth two, and the sealing is arranged There are the phonosensitive mouth two for being connected to the microphone two and the sound channel two into sound mouth two.

Further, the earphone case shank includes shank rear cover and shank front cover, described in the shank rear cover fastens Shank front cover, it is described to be set to the shank rear cover into sound mouth one, it is equipped with top tight structure in the shank front cover, is held out against by described Structure holds out against the electronic component mounting part point.

Further, the bottom of the electronic component mounting part point is equipped with FR4 reinforcement insulation board one, and the top tight structure is logical It crosses FR4 reinforcement insulation board one and holds out against the electronic component mounting part point.

Further, it is in criss-cross gusset that the top tight structure, which is cross section,.

Further, the sealing block is made of EVA insulating materials.

Further, the sound channel two is in arch door shape channel, and the phonosensitive mouth two is in the bottom in arch door shape channel.

Further, the sealing shroud is equipped with the tail shape with the microphone two and the electronic component mounting part point The tail portion of compatible cavity, the electronic component mounting part point is inserted into the cavity of the sealing shroud together with the microphone two And sealing is fixed.

Further, the outer shape of the sealing shroud is adapted with the earphone case shank endpiece cavity shape, according to Microphone two and the electronic component are installed by the earphone case shank endpiece inner cavity and cooperatively forming for the sealing shroud The fixation of partial tail portion.

Further, described to be set to tail-hood into sound mouth two, the tail-hood is set to earphone case shank tail end, described into sound Air Filter is equipped between mouth two and sound channel two.

Further, the sealing shroud is made of rubber material.

By above technical scheme, the diamylose fixed structure of the utility model bluetooth headset at least has below beneficial to effect Fruit: has diamylose decrease of noise functions；The setting of sealing block and sealing shroud and sound channel keeps the directionality of sound stronger and can effectively keep away Exempt from noise to be mixed into；Into sound mouth one and into sound mouth two not in the same plane and towards difference, the sound of different directions is acquired respectively Sound reaches the equivalent technology effect being arranged distant from diamylose, to guarantee the realization of its diamylose decrease of noise functions.

Detailed description of the invention

Fig. 1 is that bluetooth headset part-structure disassembles schematic diagram in the utility model；

Fig. 2 is bluetooth headset overall appearance structural representation in the utility model；

Fig. 3 is one schematic perspective view of the utility model middle ear chassis body front cover orientation；

Fig. 4 is two schematic perspective view of the utility model middle ear chassis body front cover orientation；

Fig. 5 is one structural schematic diagram of rear cover principal part and shank rear cover orientation in the utility model；

Fig. 6 is two structural schematic diagram of rear cover principal part and shank rear cover orientation in the utility model；

Fig. 7 is three structural schematic diagram of rear cover principal part and shank rear cover orientation in the utility model；

Fig. 8 is one structural schematic diagram of rear top capping portion and shank front cover orientation in the utility model；

Fig. 9 is two structural schematic diagram of rear top capping portion and shank front cover orientation in the utility model；

Figure 10 is tail-hood schematic perspective view in the utility model；

Figure 11 is one structural schematic diagram of mainboard orientation in the utility model；

Figure 12 is two structural schematic diagram of mainboard orientation in the utility model；

Figure 13 is that arc boss structural schematic diagram is arranged in centre hole in the utility model；

Figure 14 is elastic conductor schematic perspective view in the utility model；

Figure 15 is the attachment structure schematic diagram of mainboard in the utility model, flexible circuit board and battery；

Figure 16 is flexible circuit board schematic perspective view in the utility model；

Figure 17 is one schematic perspective view of resilient contact in the utility model；

Figure 18 is the three-dimensional knot in the setting orientation one of microphone one and microphone two on flexible circuit board in the utility model Structure schematic diagram；

Figure 19 is that the setting orientation two of microphone one and microphone two on flexible circuit board is three-dimensional in the utility model Structural schematic diagram；

Figure 20 is that the setting orientation three of microphone one and microphone two on flexible circuit board is three-dimensional in the utility model Structural schematic diagram.

Specific embodiment

It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this Utility model.

Preferred descriptions are made to utility model in the following with reference to the drawings and specific embodiments.

Referring to Fig.1~14, the utility model provides a kind of bluetooth headset, including loudspeaker 70, mainboard 10, battery 20, wheat Gram wind, acceleration transducer (not shown in FIG.), bluetooth module and bluetooth headset shell 30, loudspeaker 70, battery 20, Mike Wind, acceleration transducer and bluetooth module connect (including electrical connection and/or signal connection), loudspeaker 70, master with mainboard 10 Plate 10, battery 20, microphone, acceleration transducer are set in bluetooth headset shell 30, are loudspeaker, Mike by battery 20 Each electronic component provides work energy on wind, acceleration transducer and mainboard 10.Acceleration transducer, acceleration and master are set After the connection of 10 control section of plate, it can be realized by tapping bluetooth headset to the control such as selection, switching of bluetooth headset function, example Such as: finger tapping bluetooth headset once realizes and receives calls that lower realize of finger tapping bluetooth headset two hangs up current talking etc..Add The bluetooth headset multi-functional control that is set as of velocity sensor provides hardware foundation, expands the controlling party to bluetooth headset significantly Formula avoids that numerous external control buttons or arrangement touch sensible module is arranged, simplifies structure, save the cost.

In one embodiment, bluetooth headset shell 30 includes earphone case main part 301 and earphone case shank 302, microphone includes microphone 1 and microphone 2 402, and microphone 1 and microphone 2 402 are set to earphone case handle In portion 302 and interval pre-determined distance, to achieve the purpose that diamylose noise reduction.Bluetooth headset further includes that hall sensor (does not have in figure Show), hall sensor is set in bluetooth headset shell 30, to can be opened by hall sensing when close to other equipment Correlation function is opened or closes, such as: when being placed into charging in charging box, bluetooth headset is automatically closed.Mainboard 10 passes through fixed knot Structure is fixed in bluetooth headset shell 30, and fixed structure includes the circumferentially positioned notch 101 for being opened in 10 edge of mainboard, ear casing Match with circumferentially positioned notch 101 circumferentially positioned piece is equipped in phosphor bodies part 301, by circumferentially positioned notch 101 with The movement of circumferentially positioned piece of cooperation limitation mainboard 10.Earphone case main part 301 includes 3011 He of ear casing main body front cover Ear casing main body rear cover 3012 is equipped with hook 30111,3012 inside of ear casing main body rear cover on the inside of ear casing main body front cover 3011 Equipped with card slot 30121, ear casing main body front cover 3011 is fixed on ear casing main body rear cover by hook 30111 and card slot 30121 3012, circumferentially positioned piece is the hook 30111, so that hook 30111 be made not only to have fixed ear chassis body front cover 3011 With the effect of ear casing main body rear cover 3012, but also there is circumferentially fixed effect to mainboard 10.

As shown in figure 16, bluetooth headset further includes flexible circuit board 50, and flexible circuit board 50 includes motherboard circuit transport part Divide 501 and electronic component mounting part point 502, motherboard circuit hop 501 is set in earphone case main part 301, mainboard 10 are located at the front side of battery 20, and mainboard 10 is electrically connected with battery 20 far from a pole of mainboard 10 by motherboard circuit hop 501 It connects, electronic component mounting part point 502 is set in earphone case shank 302, and microphone 1 and microphone 2 402 are set to electronics The mainboard 10 is connected on member mounting portion 502 and by flexible circuit board 50.Rationally, stabilized structure, electrical connection can for design It leans on.

In one embodiment, as shown in Figure 11,13, ear casing main body front cover 3011 is equipped with centre hole 30112, thimble Thimble 30113 is equipped in hole 30112.Mainboard 10 is equipped with elastic conductor 102, and mainboard 10 passes through elastic conductor 102 and thimble 30113 Electrical connection.Thimble 30113 is in up-small and down-big ladder shaft-like, and centre hole 30112 is in the ladder matched with the thimble 30113 Poroid, thimble 30113 and centre hole 30112 constitute interference fit, and stable connection is by leaning on.Elastic conductor 102 is by metal material system At including bottom fixed board 1021, spiral support arm 1022 and top contact head 1023, spiral support arm 1022 is solid set on bottom Fixed board 1021, top contact head 1023 are set to spiral support arm 1022, and spiral support arm 1022 helically rises shape, by spiral Top contact head 1023 is extruded in the thimble 30113 by the elastic thrust of support arm 1022, to constitute mainboard and thimble Electric connection structure, poor contact is existing caused by the Elastic Contact in certain distance effectively can avoid component from being displaced As.

The utility model provides hardware foundation by setting acceleration transducer for bluetooth headset multi-functional control, opens up significantly The control mode to bluetooth headset is opened up, avoid that numerous external control buttons are arranged or arranges touch sensible module, simplified structure, Save the cost.

Referring to Fig.1~10, the utility model provides a kind of bluetooth headset shell structure, including earphone case main body 301 Divide and earphone case shank 302, earphone case main part 301 include ear casing main body front cover 3011 and ear casing main body rear cover 3012, earphone case shank 302 includes shank front cover 3021 and shank rear cover 3022, and ear casing main body front cover 3011 is removably It is buckled in ear casing main body rear cover 3012,3022 engaging lug chassis body rear cover 3012 of shank rear cover, shank front cover 3021 is removable It is buckled in shank rear cover 3022 with unloading, ear casing main body front cover 3011 is equipped with sound cylinder 30114.Split type casing structure is designed as The demolition and maintenance of assembly in the future provide convenience, are easy to fixing internal electronic component, and extend bluetooth headset uses the longevity Life.

In one embodiment, ear casing main body rear cover 3012 includes rear cover principal part 30122 and rear top capping portion 30123, Rear cover principal part 30122 and shank rear cover 3022 are integrally formed, and notch is equipped at 30122 opposite shank's rear cover 3022 of rear cover principal part 301221, rear top capping portion 30123 is removably buckled at the notch 301221 of rear cover principal part 30122, rear 30123 He of top capping portion Shank front cover 3021 is integrally formed.Top capping portion 30123 is equipped with lateral fixture block 301231 afterwards, and rear top capping portion 30123 is by laterally blocking Block 301231 is removably arranged at the notch 301221 of rear cover principal part 30122, thus to ear casing main body front cover 3011 When carrying out fastening assembling with ear casing main body rear cover 3012, avoid by ear casing main body front cover 3011 upper clamping hook 30111 to The thrust in outside and cause rear top capping portion 30123 to tilt outward.Hook 30111, ear are equipped on the inside of ear casing main body front cover 3011 Card slot 30121 is equipped on the inside of chassis body rear cover 3012, ear casing main body front cover 3011 passes through hook 30111 and card slot 30121 It is fixed on ear casing main body rear cover 3012.

In one embodiment, ear casing main body rear cover 3012 is set with the inside at 3011 cooperation of ear casing main body front cover There is flange 1, is equipped with the groove 1 matched with flange 1 on the inside of ear casing main body front cover 3011.Pass through The cooperation of flange 1 and groove 1, can not only play installation positioning action, and with block in above-described embodiment It hooks notch cooperation and constitutes more firm connection, specifically: the thrust outside by hook 30111 of card slot 30121 makes earphone 3012 edge of shell main body rear cover has the tendency that expanding outwardly；And the work that flange 1 is inwardly squeezed by groove 1 With, and make the trend of the 3012 oriented contract in edge of ear casing main body rear cover, thus 3012 stress equalization of ear casing main body rear cover, Installation connection is more solid and reliable.Shank rear cover 3022 is equipped with fixed column 30221, and shank front cover 3021 is equipped with fixing groove 30211, Shank front cover 3021 is fixed on shank rear cover 3022 by fixed column 30221 and fixing groove 30211, to make shank front cover 3021 It is mounted on shank rear cover 3022.Inside at shank rear cover 3022 and 3021 cooperation of shank front cover is equipped with flange 2 30222, The groove 2 30212 matched with flange 2 30222 is equipped on the inside of shank front cover 3021 can while being easily installed and positioned Play the reliability for further increasing and being connected and fixed.302 tail end of earphone case shank is equipped with tail-hood 303, and tail-hood 303 is equipped with inserted block One 3031,302 tail end of earphone case shank inside is equipped with the slot 1 cooperated with inserted block 1, and tail-hood 303 is by inserting Block 1 and slot 1 are fixed on 302 tail end of earphone case shank.302 tail end of earphone case shank is equipped with inserted block two 3024, the slot 2 3032 cooperate with the inserted block 2 3024 is equipped on the inside of tail-hood 303, tail-hood 303 passes through 2 3024 He of inserted block Slot 2 3032 is fixed on 302 tail end of earphone case shank.It is assembled by inserted block and slot grafting, easy to assembly, assembling It is bonded afterwards by viscose glue, mutual mating connection in kind is more firm.Wherein, tail-hood 303 is equipped with into sound mouth 2 3033, tail It is equipped with Air Filter 304 in lid 303, places external dust by entering inside earphone case into sound mouth 2 3033 and causes electronics member device The damage of part.

The Split type casing structure of bluetooth headset shell structure is designed as the demolition and maintenance of assembly in the future and provides convenience Condition is easy to fixing internal electronic component, extends the service life of bluetooth headset.

Referring to Fig.1~15, the utility model provides a kind of main board fixed structure of bluetooth headset, and mainboard 10 passes through fixed knot Structure is fixed in earphone case main part 301, is located at 20 front side of battery.Earphone case main part 301 includes ear casing master Body front cover 3011 and ear casing main body rear cover 3012, ear casing main body front cover 3011 are equipped with centre hole 30112, centre hole 30112 In be fixed with thimble 30113, mainboard 10 is electrically connected by elastic conductor 102 with thimble 30113.By the way that thimble is fixed on thimble Hole, then mainboard is electrically connected by elastic conductor with thimble, to constitute the external electrical connection of motherboard circuit Yu bluetooth ear The elastic connection of part avoids even if mainboard can generate the reliability that a small amount of displacement still ensures that electrical connection in bluetooth headset in vivo Poor contact is generated, is prolonged the service life.

In one embodiment, arc boss 301121 is equipped in centre hole 30112, centre hole 30112 passes through arc Boss 301121 and thimble 30113, which are constituted, to be fitted close.During assembly, thimble 30113 is by squeezing and shearing arc Boss 301121 formed with the tight fit of centre hole 30112, to reach in the case where not having to compared with high manufacturing accuracy and mistake It is full of and cooperates same technical effect, reduces manufacturing cost.Arc boss 301121 has multiple, and multiple arcs boss 301121 is uniform It is set in centre hole 30112, to make 30113 uniform force of thimble, and can guarantee thimble 30113 and centre hole 30112 Concentricity.

In one embodiment, fixed structure includes being opened in the fixation hole 103 of mainboard 10 and set on ear casing main body Fixed column 30125 in rear cover 3012, fixed column 30125 are fixed with fixation hole 103 with welding is merged, and so-called welding is fixed It is exactly after being first coupled, then fixed column 30125 is subjected to melt process, is allowed to more fasten with the installation of fixation hole 103.Gu Determining hole 103 is the multiple U-shaped breach for being uniformly arranged on 10 edge of mainboard, and fixed column 30125 is correspondingly arranged multiple.To be distributed in side Multiple U-shaped breach of edge can save motherboard space as fixation hole 103, so that the arrangement for electronic component on mainboard 10 mentions For enough positions, make to arrange even closer；Edge U-shaped breach is not only convenient for fabricating, and is convenient for the installation of mainboard 10 It is fixed.Fixed structure further includes the circumferentially positioned notch 101 for being opened in 10 edge of mainboard, is set in earphone case main part 301 There is circumferentially positioned piece matched with circumferentially positioned notch 101, is limited by circumferentially positioned notch 101 and circumferentially positioned piece of cooperation The movement of mainboard 10 processed.It is equipped with hook 30111 on the inside of ear casing main body front cover 3011, is equipped on the inside of ear casing main body rear cover 3012 Card slot 30121, ear casing main body front cover 3011 are fixed on ear casing main body rear cover 3012 by hook 30111 and card slot 30121, Circumferentially positioned piece is hook 30111.

In one embodiment, mainboard 10 is equipped with resilient contact 1, resilient contact 1 and 10 circuit of mainboard One electrical energy inputs electrical connection, resilient contact 1 contact battery 20 close to a pole of mainboard 10.10 circuit of mainboard it is another A electrical energy inputs connect a pole of the battery 20 far from mainboard 10 by flexible circuit board 50.The motherboard circuit of flexible circuit board 50 Hop 501 is electrically connected with battery 20 far from a pole of mainboard 10 by resilient contact 2 106.Pass through resilient contact and battery 20 the two poles of the earth are connected, even if battery 20 generates certain displacement with respect to mainboard 10, in the elastic extension range of resilient contact It can still guarantee the conveying of electric energy.EVA insulation board 60 is equipped between mainboard 10 and battery 20, EVA insulation board 60 avoids elasticity Contact 1, so that other electronic components on mainboard be avoided to touch battery 20 and cause short circuit.

By the way that thimble is fixed on centre hole, then mainboard is electrically connected by elastic conductor with thimble, to constitute mainboard The elastic connection of the external electrical connections component of circuit and bluetooth ear, even if mainboard can generate a small amount of displacement in bluetooth headset in vivo The reliability for still ensuring that electrical connection avoids generating poor contact, prolong the service life.

Referring to Fig.1~16, the utility model provides a kind of mounting structure of bluetooth headset flexible circuit board, flexible circuit board 50 include motherboard circuit hop 501 and electronic component mounting part point 502, motherboard circuit hop 501 and electronic component Installation section 502 is connected.Motherboard circuit hop 501 is set in earphone case main part 301, earphone case main part Divide and be equipped with battery 20 in 301, one end of motherboard circuit hop 501 is electrically connected with mainboard 10, motherboard circuit hop 501 It bypasses from the side of battery 20 and is electrically connected with battery 20 far from a pole of mainboard 10, to pass through the mainboard of flexible circuit board 50 Battery power is transmitted in circuit transmission part 501, powers for 10 circuit of mainboard.Electronic component mounting part point 502 is fixed on ear casing In body shank 302, the fixed installation of the electronic component to install in the shank of bluetooth headset provides structural support and circuit supporting.

In one of embodiment, such as Figure 18, shown in 19, electronic component mounting part point 502 is equipped with microphone 1, Microphone 1 is equipped with sealing block 4011, and earphone case shank 302 includes shank rear cover 3022 and shank front cover 3021, sealing Block 4011 contacts 3022 inside of shank rear cover, provides condition for contact fixation.Top tight structure is equipped on the inside of shank front cover 3021, according to Electronic component mounting part point 502 is held out against by top tight structure, makes electronic component mounting part point 502, microphone 1 and sealing block 4011 in earphone case shank 302 in being fixed state.Electronic component mounting part point 502 is opposite with shank front cover 3021 Side be equipped with FR4 reinforcement insulation board 1, to reinforce electronic component mounting part point.Top tight structure is cross section in cross The gusset 30213 of shape, cross section compress electronics member by the FR4 reinforcement insulation board 1 in criss-cross gusset 30213 Part installation section 502, microphone 1 and sealing block 4011, cross section can make to mend FR4 in criss-cross gusset 30213 Strong insulation board 1 and flexible circuit board 50 to be fixed more solid and reliable and stress more uniform.Electronic component installation The tail portion of part 502 and close to 302 tail end of earphone case shank be equipped with microphone 2 402, microphone 2 402 be equipped with sealing shroud 4021, the tail portion of microphone 2 402 and electronic component mounting part point 502 is fixed on by earphone case handle by sealing shroud 4021 In 302.Wherein, sealing shroud 4021 is equipped with sealing shroud locating groove 40211, and corresponding sealing shroud is equipped in shank rear cover 3022 The sealing shroud positioning wedged block 30223 of locating groove 40211, passes through sealing shroud locating groove 40211 and sealing shroud positioning wedged block 30223 installation cooperation limits position of the sealing shroud 4021 in earphone case shank 302.The front side of sealing shroud 4021 and shank It fits on the inside of front cover 3021, fits on the inside of the rear side and shank rear cover 3022 of sealing shroud 4021, pass through shank front cover 3021 Being fixedly clamped to sealing shroud 4021 is cooperatively formed with shank rear cover 3022.To by limiting and fixing seal set 4021 Position limit and fix the positions of electronic component mounting part point 502 ends of flexible circuit board 50.

In one of embodiment, one end of motherboard circuit hop 501 connects mainboard 10, and close with battery 20 It is equipped with EVA insulation board 60 between one pole of mainboard 10, avoids that short circuit occurs.Motherboard circuit hop 501 and battery 20 are separate One pole of mainboard 10 is electrically connected by resilient contact 2 106, oxidation that welding manner can be overcome to be electrically connected, caused by falling off etc. Loss of connectivity issue improves the reliability of connection and is convenient for the dismounting of battery 20.The corresponding elasticity of motherboard circuit hop 501 FR4 reinforcement insulation board 2 5022, FR4 reinforcement insulation board 2 5022 and earphone case is arranged in the another side in 2 106 place face of contact By adhered by double sided plaster on the inside of main part 301, thus earphone case body portion inner side wall can for resilient contact 2 106 to The extruding of battery 20 provides support force.FR4 reinforcement insulation board 2 5022 and corresponding motherboard circuit hop 501 open up bayonet 5011, earphone case main part 301 is interior to be equipped with fixture block 30126 corresponding with bayonet 5011, and fixture block 30126 is caught in bayonet 5011 In, so that fixed FR4 reinforcement insulation board 2 5022 and corresponding motherboard circuit hop 501 are in earphone case main part 301 Interior position.

The fixed installation of electronic component of the utility model to install in the shank of bluetooth headset provides structural support and electricity Road support is the function of motherboard circuit power supply with transmission battery power.

Referring to Fig.1~17, the utility model provides a kind of fixed structure of bluetooth headset battery, and battery 20 is set to mainboard 10 Side, mainboard 10 are connected by resilient contact 1 and battery 20 close to a pole of mainboard 10, and mainboard 10 is fixed on earphone In housing body part 301, earphone case main part 301 includes ear casing main body front cover 3011 and ear casing main body rear cover 3012, resilient contact 2 106, the separate mainboard of resilient contact 2 106 and battery 20 are fixed in ear casing main body rear cover 3012 10 pole connects and is electrically connected with mainboard 10, and battery 20 is detachable by resilient contact 1 and resilient contact 2 106 Ground is set in earphone case main part 301, and resilient contact 1 and resilient contact 2 106 are conductor.The company of resilient contact Connect mode, can effectively avoid contact with a little fall off and caused by Joint failure, be easily installed disassembly and in the future maintenance replacement.

In one of embodiment, resilient contact 2 106 passes through the motherboard circuit hop 501 of flexible circuit board 50 It is electrically connected, keeps bluetooth headset internal structure more compact using the transmission that flexible circuit board 50 carries out electric energy and is convenient for mainboard 10 Arrangement.Limited block 30127 is equipped on the inside of ear casing main body rear cover 3012, limited block 30127 has multiple, and multiple limited blocks are distributed in 3012 inside circumference of ear casing main body rear cover limits battery 20 by the contact with around battery 20 of multiple limited blocks 30127 Move radially.Wherein, limited block 30127 include two lower limit blocks 301271 and a top limited block 301272, two The triangulation location of a lower limit block 301271 and a 301272 structure battery pair 20 of top limited block, utilizes the steady of triangle It is qualitative effectively to fix battery 20 in radial direction and structure setting reduction manufacturing cost can be simplified.Flexible circuit board 50 Motherboard circuit hop open up bayonet 5011, fixture block corresponding with bayonet 5011 is equipped in ear casing main body rear cover 3012 30126, fixture block 30126 is caught in bayonet 5011 and withstands battery 20.There is fixed flexible circuit to make fixture block 30126 not only The function of plate 50 (motherboard circuit hop 501), and battery 20 can be held out against and fixed from axial.Wherein, bayonet 5011 are symmetrically arranged with two, and fixture block 30126 is also correspondingly arranged two, two fixture blocks 30126 and two lower limit blocks 301271 Cut out respectively by same gusset, so, not only simplify structure, and can simplify manufacturing process reduce manufacture at This.Flexible circuit board 50 (motherboard circuit hop 501) is equipped with FR4 reinforcement insulation board 2 5022, FR4 reinforcement insulation board two 5022 with by adhered by double sided plaster, further fix flexible circuit board 50 in ear casing 30 on the inside of ear casing main body rear cover 3012 Position.

In one of embodiment, EVA insulation board 60 is equipped between mainboard 10 and battery 20, EVA insulation board 60 is avoided Resilient contact 1, so that other electronic components on mainboard 10 in addition to resilient contact 1 be avoided to touch 20 table of battery Face and short circuit, situations such as burning out occurs.Resilient contact 1 includes fixed plate 1, elastic arm plate 1, contact head one 1053 and restore limited block 1.Contact head 1 is fixed on elastic arm plate 1, and elastic arm plate 1 passes through one end It can be set to elasticity recovery fixed plate 1, restore limited block 1 and be fixed on fixed plate 1, by recovery limited block One 1054 limit elastic arm plate 1, and elasticity is restored in a certain range.When battery 20 is installed, the close mainboard 10 of battery 20 One pole squeezes the contact head 1 of resilient contact 1, keeps contact head 1 mobile to the direction of fixed plate 1, and Elastic arm plate 1 is that contact head 1 is provided to the recovery elastic force far from one 1051 direction of fixed plate, so, contact First 1053 will compress a pole of the close mainboard 10 of battery 20, to keep the function of transmission electric energy.Even battery 20 exists It is displaced in certain range, contact head 1 can remain close with battery 20 by its elastic recovery capability The conductive contact of one pole of mainboard 10.The structure of resilient contact 2 106 is similar to resilient contact 1, including fixed plate two, bullet Arm plate two, contact head two and recovery limited block two.Contact head two is fixed on the elastic arm plate two, and elastic arm plate two can by one end Elasticity restores ground and is set to fixed plate two, restores limited block two and is fixed on fixed plate two, limits elastic arm plate two by recovery limited block two Elasticity is restored in a certain range.

The utility model can guarantee the reliability of battery contact, be easily installed disassembly and maintenance replacement in the future.

Referring to Fig.1~20, the utility model provides a kind of diamylose fixed structure of bluetooth headset, including microphone 1, The electronic component mounting part point 502 and earphone case shank 302 of microphone 2 402, flexible circuit board 50.Microphone 1, wheat The electronic component mounting part of gram wind 2 402 and flexible circuit board 50 point 502 is set in earphone case shank 302, microphone two 402 are set to the tail portion of electronic component mounting part point 502 and close 302 tail end of earphone case shank, and microphone 1 is set on electronics Member mounting portion 502 and it is spaced pre-determined distance with microphone 2 402, which is selected according to the actual situation, one side Meet the requirement of noise reduction, on the other hand also to take into account the requirement of Headphone structure design.By using diamylose on bluetooth headset Noise reduction technology reduces the interference of noise He other external sounds, improves the call tone quality of bluetooth headset.

Microphone 1 is equipped with sealing block 4011, and sealing block 4011 is at the phonosensitive mouth 1 of corresponding microphone 1 Sound channel 1 is opened up, the corresponding sound channel 1 of earphone case shank 302 is opened up into sound mouth 1, by sealing block 4011 and sound channel 1 constitute it is described into the sealing between sound mouth 1 and phonosensitive mouth 1 into sound channel.Ear casing It is additionally provided with card frame 30225 compatible with 4011 edge of sealing block in body shank 302, passes through 30225 fixing seal block of card frame 4011 position in earphone case shank 302.Sound enters from into sound mouth 1, and the sound channel 1 by sealing passes To the phonosensitive mouth 1 of microphone 1, avoids mixing more noises during transmitting and make sound with more side Tropism.

Microphone 2 402 is equipped with sealing shroud 4021, and 302 tail end of earphone case shank is equipped with into sound mouth 2 3033, sealing shroud 4021 are equipped with the phonosensitive mouth 2 4022 of connection microphone 2 402 and the sound channel 2 40212 into sound mouth 2 3033.Into sound mouth 2 3033 Set on tail-hood 303.I.e. sound channel 2 40212 connects phonosensitive mouth 2 4022 and into sound mouth 2 3033, is elsewhere sealing state, To improve the fidelity of sound transmitting.

In one embodiment, earphone case shank 302 includes shank rear cover 3022 and shank front cover 3021, shank rear cover 3022 fasten shank front cover 3021, are set to shank rear cover 3022 into sound mouth 1, are equipped in shank front cover 3021 and hold out against knot Structure holds out against electronic component mounting part point 502 by top tight structure backward, not only acts as and is fixed electronic component mounting part point 502, the effect of microphone 1 and sealing block 4011, and can be further ensured that into sound mouth 1, sound channel 1 The state for compressing sealing is in phonosensitive mouth 1.Wherein, it is exhausted to be equipped with FR4 reinforcement for the bottom of electronic component mounting part point 502 Listrium 1, top tight structure holds out against electronic component mounting part point 502 by FR4 reinforcement insulation board 1, to improve electricity The intensity of subcomponent installation section 502 is allowed to be more convenient for fixing.Top tight structure is that cross section is in criss-cross gusset 30213, horizontal Section can make the compression to FR4 reinforcement insulation board 1 and electronic component mounting part point 502 in criss-cross gusset 30213 Fixed more solid and reliable and stress is more uniform.Sealing block 4011 is made of EVA insulating materials, good seal performance and has exhausted Edge function.

In one embodiment, sound channel 2 40212 is in arch door shape channel, and phonosensitive mouth 2 4022 is in the bottom in arch door shape channel Portion and vertical with the trend in arch door shape channel, thus the introducing into sound mouth 2 3033 from 302 tail end of earphone case shank by sound To at the phonosensitive mouth 2 4022 of microphone 2 402.Wherein, sealing shroud 4021 is equipped with and microphone 2 402 and the electronic component It is inserted together with microphone 2 402 tail portion of the compatible cavity of the tail shape of installation section 502, electronic component mounting part point 502 Enter in the cavity of sealing shroud 4021 and sealing fixed (sealing here refers to except sound channel 2 40212 connects 2 4022 He of phonosensitive mouth Sealing into except sound mouth two), the effect of sealing can not only be improved, and microphone 2 402 and electronic component can be made to pacify The installation for filling part 502 is fixed stronger reliable.The outer shape of sealing shroud 4021 and 302 endpiece inner cavity of earphone case shank Shape is adapted, by cooperatively forming to microphone 2 402 and electricity for 302 endpiece inner cavity of earphone case shank and sealing shroud 4021 The fixation of the tail portion of subcomponent installation section 502, so that fixed electronic component mounting part point 502 is in earphone case shank 302 Position.It is set to tail-hood 303 into sound mouth 2 3033, tail-hood 303 is set to earphone case shank 302 tail end, in tail-hood 303 into sound It is equipped with Air Filter 304 between mouth 2 3033 and the sound channel 2 40212 of sealing shroud 4021, prevents extraneous dust from entering.Sealing shroud 4021 are made of rubber material, good seal performance, can be adapted to well with earphone case shank 302 endpiece inner cavity, and have There is damping effect.

The utility model has diamylose decrease of noise functions；The setting of sealing block and sealing shroud and sound channel makes the directionality of sound It is stronger and effectively noise can be avoided to be mixed into；Into sound mouth one and into sound mouth two not in the same plane and towards difference, adopt respectively The sound for collecting different directions, reaches the equivalent technology effect being arranged distant from diamylose, to guarantee the reality of its diamylose decrease of noise functions It is existing.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, Equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, is directly or indirectly transported Used in other related technical areas, it is also included in the patent protection scope of the utility model.

Claims (10)

1. a kind of diamylose fixed structure of bluetooth headset, it is characterised in that: including microphone one, microphone two, flexible circuit board Electronic component mounting part point and earphone case shank；The electronic component of the microphone one, microphone two and flexible circuit board Installation section is set in earphone case shank, and the microphone two is set to the tail portion of the electronic component mounting part point and close Earphone case shank tail end, the microphone one be set to the electronic component mounting part point and with the interval of microphone two it is default away from From；

The microphone one is equipped with sealing block, and the sealing block opens up sound channel one, institute at the phonosensitive mouth one of corresponding microphone one It states earphone case shank and corresponds to sound channel one and open up into sound mouth one, constituted by sealing block and sound channel one described into sound mouth one and phonosensitive Sealing between mouthful one is into sound channel；

The microphone two is equipped with sealing shroud, and the earphone case shank tail end is equipped with into sound mouth two, and the sealing shroud, which is equipped with, to be connected Lead to the microphone two phonosensitive mouth two and the sound channel two into sound mouth two.

2. the diamylose fixed structure of bluetooth headset according to claim 1, it is characterised in that: the earphone case shank packet Include shank rear cover and shank front cover, the shank rear cover fastens the shank front cover, it is described be set to the shank into sound mouth one after Lid, the shank front cover is interior to be equipped with top tight structure, holds out against the electronic component mounting part point by the top tight structure.

3. the diamylose fixed structure of bluetooth headset according to claim 2, it is characterised in that: the electronic component mounting part The bottom divided is equipped with FR4 reinforcement insulation board one, and the top tight structure holds out against the electronic component peace by FR4 reinforcement insulation board one Fill part.

4. the diamylose fixed structure of bluetooth headset according to claim 2, it is characterised in that: the top tight structure is transversal Face is in criss-cross gusset.

5. the diamylose fixed structure of bluetooth headset according to claim 1, it is characterised in that: the sealing block is exhausted by EVA Edge material is made.

6. the diamylose fixed structure of bluetooth headset according to claim 1, it is characterised in that: the sound channel two is in arch door shape Channel, the phonosensitive mouth two are in the bottom in arch door shape channel.

7. the diamylose fixed structure of bluetooth headset according to claim 1, it is characterised in that: the sealing shroud is equipped with and institute The cavity compatible with the tail shape of the electronic component mounting part point of microphone two is stated, the electronic component mounting part point Tail portion is inserted into the cavity of the sealing shroud together with the microphone two and seals fixation.

8. the diamylose fixed structure of bluetooth headset according to claim 7, it is characterised in that: the external shape of the sealing shroud Shape is adapted with the earphone case shank endpiece cavity shape, by the earphone case shank endpiece inner cavity and the sealing The fixation for cooperatively forming the tail portion to microphone two and the electronic component mounting part point of set.

9. the diamylose fixed structure of bluetooth headset according to claim 1, it is characterised in that: described to be set to tail into sound mouth two Lid, the tail-hood be set to earphone case shank tail end, it is described between sound mouth two and sound channel two be equipped with Air Filter.

10. the diamylose fixed structure of bluetooth headset according to claim 1, it is characterised in that: the sealing shroud is by rubber Material is made.