CN217159982U - Wireless Bluetooth earphone - Google Patents
Wireless Bluetooth earphone Download PDFInfo
- Publication number
- CN217159982U CN217159982U CN202220754751.2U CN202220754751U CN217159982U CN 217159982 U CN217159982 U CN 217159982U CN 202220754751 U CN202220754751 U CN 202220754751U CN 217159982 U CN217159982 U CN 217159982U
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- shell
- bluetooth headset
- wireless bluetooth
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Abstract
The utility model discloses a wireless bluetooth headset, including the shell, connect the sealed bulkhead of shell, connect the speaker of shell, connect the battery of shell and connect sealed bulkhead's flexible line way board. The shell comprises a front shell and a rear shell connected with the front shell, and the front shell and the rear shell are buckled to form a cavity. The sealing partition plate is arranged in the cavity; the sealed partition plate divides the chamber into a front chamber and a rear chamber. The loudspeaker is arranged in the front cavity; the front cavity is divided into a front sound cavity and a rear sound cavity by the loudspeaker, and the front sound cavity is not communicated with the rear sound cavity. The battery is disposed in the rear chamber. The flexible circuit board is arranged on the sealing partition board; the speaker is electrically connected with the battery through the flexible circuit board. The utility model discloses well sealed baffle can act as the support of flexible line way board, and the preceding sound chamber that each other does not communicate with each other and back sound chamber are separated out in the cooperation of sealed baffle and speaker and procapsid simultaneously, have reduced the required inside area of wireless bluetooth headset, and design benefit makes wireless bluetooth headset's volume littleer, more satisfies the consumer demand.
Description
Technical Field
The utility model relates to a bluetooth headset technical field, in particular to wireless bluetooth headset.
Background
The wireless bluetooth headset gradually becomes a favorite device for enjoying music and assisting voice communication because of the advantages of convenient use, convenient wearing and the like. After the wireless Bluetooth headset receives the audio signal from the terminal through the Bluetooth module, the audio signal is converted into sound waves which can be sensed by human beings through a loudspeaker close to the ear of a user.
However, when the existing wireless bluetooth headset is assembled, the loudspeaker and the flexible circuit board need to be welded through manual welding or by means of fine welding equipment, and because the flexible circuit board is soft in material and small in size, the manual welding operation is complex and difficult, the labor cost is high, the efficiency is low, a defective product is easily formed in the welding process, the manufacturing cost of the fine welding equipment is high, and the large-scale popularization and use are not convenient. In addition, the flexible circuit board is not convenient to fix due to the soft material, and is easy to displace during assembly or use to form a defective product.
The best solution to the above problem is to add a bracket for mounting a flexible circuit board in the earphone. However, in the existing wireless bluetooth headset, a sealed sound cavity needs to be arranged, so that a sealing cover needs to be arranged at the rear end of the speaker. Therefore, the support and the sealing cover need to be loaded in the wireless Bluetooth headset, the internal area of the wireless Bluetooth headset is increased, and the possibility of designing the wireless Bluetooth headset to be smaller and smaller is restricted.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that both need load the support and need load sealed lid in the wireless bluetooth headset, increased wireless bluetooth headset's internal area like this to restricted wireless bluetooth headset toward the possibility of the more and more little aspect design of volume, not enough to among the above-mentioned prior art, provide a wireless bluetooth headset.
In order to solve the technical problem, the technical scheme of the utility model is that:
a wireless Bluetooth headset comprises
A housing; the shell comprises a front shell and a rear shell connected with the front shell, and the front shell and the rear shell are buckled to form a cavity;
a sealing partition plate connected with the housing; the sealing partition plate is arranged in the cavity; the sealing partition plate divides the cavity into a front cavity and a rear cavity;
a speaker connected to the housing; the loudspeaker is arranged in the front cavity; the front cavity is divided into a front sound cavity and a rear sound cavity by the loudspeaker, and the front sound cavity is not communicated with the rear sound cavity; a sealed rear sound cavity is formed between the loudspeaker and the sealed partition plate;
a battery connected to the housing; the battery is arranged in the rear cavity; and
a flexible circuit board connected with the sealing partition board; the flexible circuit board is arranged on the sealing partition board; the speaker is electrically connected with the battery through the flexible circuit board.
As a preferred scheme, the procapsid is provided with the standing groove, and during the standing groove was arranged in to sealed baffle, the inner wall of procapsid was provided with the fixture block, fixture block and sealed baffle looks butt.
As a preferred scheme, the procapsid is provided with the reference column, and sealed baffle is provided with the locating hole with the reference column adaptation.
As a preferable mode, the front case is provided with a caulking groove, and the speaker is caulked in the caulking groove.
Preferably, the flexible printed circuit includes a front plate portion and a rear plate portion connected to the front plate portion, the front plate portion is disposed in the front cavity, the rear plate portion is disposed in the rear cavity, the front plate portion is electrically connected to the speaker, and the rear plate portion is electrically connected to the battery.
As a preferred scheme, be provided with the mounting groove on the sealed baffle, be provided with the erection column in the mounting groove, the front plate is provided with the mounting hole, and the mounting hole suit is outside the erection column, and the front plate is installed in the mounting groove.
As a preferred scheme, the end part, far away from the mounting column, of the sealing partition plate is provided with a limiting groove, and the rear plate part is arranged in the limiting groove.
As a preferred scheme, wireless bluetooth headset still includes the thimble that charges, and the procapsid is provided with the hole of charging, and the thimble that charges clamps in charging downtheholely, and the needle portion and the front plate portion of the thimble that charge are connected.
As a preferred scheme, wireless bluetooth headset still includes first magnet, is provided with the storage tank on the sealed bulkhead, and first magnet is located in the storage tank, and the procapsid is provided with the fixed slot, forms the fixed space that is used for fixed first magnet between fixed slot and the storage tank.
As a preferred scheme, the front shell is provided with a sound outlet at the end part far away from the rear shell, the front shell is provided with a front tuning hole, and the sound outlet and the front tuning hole are communicated with the front sound cavity.
The utility model has the advantages that: the sealed partition plate divides the cavity into a front cavity and a rear cavity, the front cavity is divided into a front sound cavity and a rear sound cavity by the loudspeaker, the front sound cavity and the rear sound cavity are not communicated with each other, and a sealed rear sound cavity is formed between the loudspeaker and the sealed partition plate; the battery is located in the back cavity, and the flexible line way board is installed on sealed partition plate, and the speaker passes through the flexible line way board and is connected with the battery electricity, and sealed partition plate can act as the support of flexible line way board like this, and the required inside area of wireless bluetooth headset has been reduced to preceding sound chamber and back sound chamber of the cooperation separation of sealed partition plate and speaker and procapsid each other simultaneously, design benefit, and the volume that makes wireless bluetooth headset is littleer, more satisfies the consumer demand.
Drawings
Fig. 1 is an assembly structure diagram of the wireless bluetooth headset of the present invention;
fig. 2 is an exploded view of the wireless bluetooth headset of the present invention;
FIG. 3 is a view of the front housing of the present invention;
FIG. 4 is a structural diagram of the sealing partition plate of the present invention;
fig. 5 is a cross-sectional view of the wireless bluetooth headset of the present invention;
fig. 6 is an assembled cross-sectional view of the radio microphone, the sound guide block, the circuit board, the rear housing, the second magnet and the sealing ring of the present invention.
In the figure:
10-housing, 11-front housing, 111-abdicating groove, 112-snap-in block, 113-first guide slope, 114-placing groove, 115-snap-in block, 116-second guide slope, 117-positioning post, 118-positioning block, 119-snap-in groove, 12-rear housing, 121-coaming plate, 122-snap-in groove, 123-installation cavity, 124-piercing groove, 125-rear sound-receiving hole, 126-placing position, 127-front sound-receiving hole, 13-front sound cavity, 14-rear sound cavity, 15-sound outlet, 16-front sound-receiving hole, 17-rear sound-receiving hole, 18-through groove, 19-cover plate;
20-sealing partition plate, 21-positioning hole, 22-positioning groove, 23-limiting block, 24-spacing groove, 25-surrounding block, 26-tuning groove, 27-mounting column and 28-accommodating groove;
30-a loudspeaker;
40-a battery;
50-flexible circuit board, 51-front board part, 52-back board part, 53-mounting hole;
60-ear muffs;
70-charging thimble, 71-abutting part, 72-needle part;
80-a first magnet;
90-circuit main board, 91-sound guide hole;
100-connecting circuit board, 1001-first connector, 1002-flexible connecting strip, 1003-second connector;
110-a radio microphone;
120-leading block, 1201-leading channel, 12011-first leading part, 12012-second leading part;
130-a second magnet;
140-a sealing ring;
150-noise reduction microphone.
Detailed Description
The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the present invention provides a wireless bluetooth headset, which includes a housing 10, a sealing spacer 20 connected to the housing 10, a speaker 30 connected to the housing 10, a battery 40 connected to the housing 10, and a flexible printed circuit board 50 connected to the housing 10.
As shown in fig. 2 and 3, the housing 10 includes a front case 11 and a rear case 12 connected to the front case 11, a front end of the rear case 12 is provided with a fence 121 protruding forward, a rear end of the front case 11 is provided with an avoiding groove 111, and the fence 121 is placed in the avoiding groove 111. The inner wall of the front shell 11 is provided with a clamping block 112 protruding inwards, the clamping block 112 is arranged in the abdicating groove 111, the side end of the surrounding plate 121 is provided with a clamping groove 122, the clamping block 112 is clamped in the clamping groove 122, and the front shell 11 and the rear shell 12 are buckled to form a cavity. The cooperation through joint piece 112 and joint groove 122 realizes being connected between procapsid 11 and the back casing 12, need not to splice like this, has saved the time that glue solidifies to can effectively improve the packaging efficiency. The rear end of the clamping block 112 is provided with a first guiding inclined plane 113, and the first guiding inclined plane 113 is arranged obliquely from back to front. The arrangement of the first guiding inclined plane 113 can enable the clamping block 112 to be clamped into the clamping groove 122 quickly, so that the alignment time can be saved, and the assembly efficiency can be effectively improved.
As shown in fig. 3 and 5 in conjunction, a placement groove 114 is provided in the front case 11, and the seal spacer 20 is placed in the placement groove 114. The sealed partition 20 divides the chamber into a front chamber and a rear chamber.
As shown in fig. 2 to 5, the inner wall of the front case 11 is provided with a latch 115 protruding inward. The rear end of the sealing partition plate 20 abuts against the front end of the latch 115, so that the sealing partition plate 20 can be fixed in the placing groove 114 without loosening, and the positioning of the sealing partition plate 20 is realized. The rear end of the latch 115 is provided with a second guide slope 116, and the second guide slope 116 is inclined outward from the rear to the front. Positioning posts 117 are provided in the front housing 11, and positioning holes 21 are provided in the seal spacer 20. The positioning post 117 is inserted into the positioning hole 21. The matching of the positioning column 117 and the positioning hole 21 and the arrangement of the second guiding inclined plane 116 enable the sealing partition plate 20 to be quickly clamped into the placing groove 114, so that the alignment time can be saved, and the assembly efficiency can be effectively improved.
The inner wall of the front housing 11 is provided with a positioning block 118, and the side wall of the sealing spacer 20 is provided with a positioning groove 22. The positioning block 118 is matched with the positioning groove 22 to quickly position the sealing partition plate 20, thereby saving the alignment time and effectively improving the assembly efficiency.
The front case 11 is provided with a caulking groove 119, and the speaker 30 is fitted in the caulking groove 119. The sealing partition plate 20 is provided with a stopper 23 protruding forward. The number of the limiting blocks 23 is two, a spacing groove 24 is formed between the two limiting blocks 23, and the loudspeaker 30 is arranged in the spacing groove 24. The position of speaker 30 can be fixed through the cooperation of caulking groove 119 with spacing groove 24, effectively prevents to take place because of the phenomenon that speaker 30 bumps and leads to the damage in the transit to effectively prolong wireless bluetooth headset's life. The speaker 30 divides the front chamber into a front sound chamber 13 and a rear sound chamber 14, and the front sound chamber 13 is not communicated with the rear sound chamber 14. A sealed back sound chamber 14 is formed between the speaker 30 and the sealed partition 20.
A sound outlet 15 is provided at the front end of the front case 11. The sound outlet 15 communicates with the front sound chamber 13. When in use, the sound outlet 15 is communicated with the human auditory canal, and the front sound cavity 13 is a closed cavity, so that sound waves generated by the resonance of the loudspeaker 30 can be directly sent into the human auditory canal. The transmission of the sound waves requires air as a medium, and in order to allow the sound waves to be better transmitted into the human auditory canal, the front housing 11 is provided with a front tuning hole 16, and the front tuning hole 16 is communicated with the front chamber. The front housing 11 is provided with a rear tuning hole 17, and the rear tuning hole 17 communicates with the rear sound chamber 14. The front end of the sealing partition plate 20 is provided with a surrounding block 25, a tuning groove 26 is arranged between the surrounding block 25 and the sealing partition plate 20, and a tuning net is arranged in the tuning groove 26.
The flexible wiring board 50 includes a front plate portion 51 and a rear plate portion 52 connected to the front plate portion 51. The front end of sealed baffle 20 is provided with the mounting groove, is provided with erection column 27 in the mounting groove, and front plate 51 is provided with mounting hole 53, and the mounting hole 53 suit is outside erection column 27, and front plate 51 installs in the mounting groove. The rear end of the speaker 30 abuts the front end of the front plate 51. A through groove 18 is formed between the sealing partition plate 20 and the front housing 11, a stopper groove is formed at the rear end of the sealing partition plate 20, and the rear plate portion 52 is inserted into the stopper groove through the through groove 18. A battery 40 is disposed within the rear chamber. The rear plate portion 52 is electrically connected to the battery 40. The speaker 30 is thus electrically coupled to the battery 40 through the flexible wiring board 50.
The wireless bluetooth headset further includes an earmuff 60, and the earmuff 60 is sleeved outside the front case 11. The earmuffs 60 can buffer the ears, so that the human body has comfortable sensation when wearing the wireless Bluetooth headset, and the user has good experience.
The wireless bluetooth headset further includes a charging pin 70, the front housing 11 is provided with a charging hole, the charging pin 70 includes a contact portion 71 and a pin portion 72 connected to the contact portion 71, the contact portion 71 is provided in the charging hole, and the pin portion 72 is connected to the front plate portion 51. Thus, when the pogo pin of the charging box is inserted into the charging hole, the charging pin 70 is driven to be connected to the front plate portion 51 of the flexible circuit board, so that the current flows into the battery 40 through the charging pin 70 and the flexible circuit board, thereby charging the battery 40.
The wireless bluetooth headset further includes a first magnet 80, the seal separator 20 is provided with a receiving groove 28, the first magnet 80 is disposed in the receiving groove 28, the front housing 11 is provided with a fixing groove, and a fixing space for fixing the first magnet 80 is formed between the fixing groove and the receiving groove 28. This wireless bluetooth headset's first magnet 80 and the magnet magnetism on the box that charges are harmonious, make wireless bluetooth headset can arrange in the box that charges always when charging, and can guarantee to charge the spring thimble of box and insert always that the hole that charges of charging is connected with the front plate 51 of flexible circuit board in order to order about charging thimble 70 in the hole to charge during charging to can guarantee to charge and can not interrupted.
The wireless bluetooth headset further includes a noise reduction microphone 150, the noise reduction microphone 150 is disposed in the rear housing 12, the noise reduction microphone 150 is disposed at the rear end of the battery 40, and the noise reduction microphone 150 is electrically connected to the battery 40. The rear housing 12 is provided with a front acoustic opening 127. Noise enters the rear chamber from the front acoustic hole 127 and is picked up by the noise reduction microphone 150. Noise reduction microphone 150 can collect the information of noise like this, and the algorithm of making an uproar of falling through predetermineeing on circuit board 90 carries out the noise reduction to the sound information that wireless bluetooth headset received and handles, and the tone quality that makes the user hear is better, makes the user obtain better use and experiences the sense.
Wireless bluetooth headset still includes circuit board 90, and the rear end of back casing 12 is provided with installation cavity 123, and circuit board 90 installs in installation cavity 123. The housing 10 further includes a cover plate 19, and the cover plate 19 covers the mounting cavity 123.
The wireless bluetooth headset further comprises a connecting circuit board 100, wherein the connecting circuit board 100 comprises a first connector 1001, a second connector 1003 and a flexible connecting strip 1002 arranged between the first connector 1001 and the second connector 1003. The end of the rear plate portion 52 of the flexible wiring board 50 is inserted into the first connector 1001, the first connector 1001 is placed in the stopper groove, and the front end of the battery 40 abuts against the rear end of the first connector 1001. The rear housing 12 is provided with a through slot 124, and the second connector 1003 passes through the through slot 124 to be electrically connected with the circuit board 90.
As shown in fig. 2 and fig. 6, the wireless bluetooth headset further includes a sound receiving microphone 110 and a sound guiding block 120. The sound receiving microphone 110 is mounted on the circuit main board 90. The rear casing 12 is provided with a rear sound receiving hole 125, the sound guide block 120 is arranged in the mounting cavity 123, the sound guide block 120 is arranged at the front end of the circuit main board 90, the sound guide block 120 is provided with a sound guide channel 1201, the circuit main board 90 is provided with a sound guide hole 91, the sound receiving microphone 110 is provided with a sound receiving opening, and the rear sound receiving hole 125, the sound guide channel 1201 and the sound guide hole 91 are all communicated with the sound receiving opening. Therefore, the human voice can enter the sound receiving port of the sound receiving microphone 110 from the rear sound receiving hole 125 through the sound guiding through hole and the sound guiding hole 91 in sequence to receive the sound, so that the influence of external noise is effectively reduced, and the sound receiving effect can be improved.
The sound guiding channel 1201 comprises a first sound guiding part 12011 and a second sound guiding part 12012 connected with the first sound guiding part 12011, and the first sound guiding part 12011 is perpendicular to the second sound guiding part 12012, so that noise generated by airflow can be filtered, and the sound receiving effect is further improved.
The wireless bluetooth headset further comprises a second magnet 130, the rear housing 12 is provided with a placing position 126, the second magnet 130 is provided with the placing position 126, the sound conducting block 120 is made of a material capable of being adsorbed by the magnet, and thus the second magnet 130 can fix the position of the sound conducting block 120.
The wireless bluetooth headset further includes a sealing ring 140, and the sealing ring 140 is disposed between the sound guide block 120 and the circuit board 90. The sealing ring 140 is disposed around the sound guide hole 91. The sealing ring 140 can prevent the noise caused by the vibration caused by the friction between the sound guide block 120 and the circuit board 90, thereby improving the sound receiving effect. On the other hand can prevent to lead to the phenomenon of circuit mainboard 90 wearing and tearing to take place because of leading the friction between sound piece 120 and the circuit mainboard 90, has protected circuit mainboard 90, effectively prolongs wireless bluetooth headset's life.
The utility model has the advantages that: the sealed partition plate 20 divides the cavity into a front cavity and a rear cavity, the front cavity is divided into a front sound cavity 13 and a rear sound cavity 14 by the loudspeaker 30, the front sound cavity 13 is not communicated with the rear sound cavity 14, and the sealed rear sound cavity 14 is formed between the loudspeaker 30 and the sealed partition plate 20; the battery 40 is located in the back cavity, flexible line way board 50 is installed on sealed baffle 20, speaker 30 passes through flexible line way board 50 and is connected with battery 40 electricity, sealed baffle 20 can act as the support of flexible line way board 50 like this, sealed baffle 20 separates each other communicating preceding sound chamber 13 and back sound chamber 14 with speaker 30 and procapsid 11's cooperation simultaneously, the required inside area of wireless bluetooth headset has been reduced, and design benefit makes wireless bluetooth headset's volume littleer, more satisfy consumer's demand.
The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.
Claims (10)
1. A wireless Bluetooth headset, comprising: comprises that
A housing; the shell comprises a front shell and a rear shell connected with the front shell, and the front shell and the rear shell are buckled to form a cavity;
a sealing diaphragm connected to the housing; the sealing partition plate is arranged in the cavity; the sealing partition plate divides the cavity into a front cavity and a rear cavity;
a speaker connected to the housing; the loudspeaker is arranged in the front cavity; the front cavity is divided into a front sound cavity and a rear sound cavity by the loudspeaker, and the front sound cavity is not communicated with the rear sound cavity; the sealed rear sound cavity is formed between the loudspeaker and the sealed clapboard;
a battery connected to the housing; the battery is arranged in the rear cavity; and
a flexible circuit board connected to the sealing partition plate; the flexible circuit board is arranged on the sealing partition plate; the loudspeaker is electrically connected with the battery through the flexible circuit board.
2. A wireless bluetooth headset according to claim 1, characterized in that: the procapsid is provided with the standing groove, sealed baffle is arranged in the standing groove, the inner wall of procapsid is provided with the fixture block, the fixture block with sealed baffle looks butt.
3. A wireless bluetooth headset according to claim 1, characterized in that: the procapsid is provided with the reference column, sealed baffle be provided with the locating hole of reference column adaptation.
4. A wireless bluetooth headset according to claim 1, characterized in that: the front shell is provided with an embedding groove, and the loudspeaker is embedded in the embedding groove.
5. A wireless bluetooth headset according to claim 1, characterized in that: the flexible circuit board comprises a front board part and a rear board part connected with the front board part, the front board part is arranged in the front cavity, the rear board part is arranged in the rear cavity, the front board part is electrically connected with the loudspeaker, and the rear board part is electrically connected with the battery.
6. A wireless Bluetooth headset according to claim 5, wherein: the sealing partition plate is characterized in that a mounting groove is formed in the sealing partition plate, a mounting column is arranged in the mounting groove, a mounting hole is formed in the front plate portion, the mounting hole is sleeved outside the mounting column, and the front plate portion is arranged in the mounting groove.
7. The wireless bluetooth headset of claim 6, wherein: the end part of the sealing partition plate, which is far away from the mounting column, is provided with a limiting groove, and the rear plate part is arranged in the limiting groove.
8. A wireless Bluetooth headset according to claim 5, wherein: still including the thimble that charges, the procapsid is provided with the hole of charging, the thimble that charges clamp in the hole of charging, the needle portion of the thimble that charges with the front plate portion is connected.
9. A wireless bluetooth headset according to claim 1, characterized in that: still include first magnet, be provided with the storage tank on the sealed baffle, first magnet is located in the storage tank, the procapsid is provided with the fixed slot, the fixed slot with form the fixed space of fixed first magnet between the storage tank.
10. A wireless bluetooth headset according to claim 1, characterized in that: the end part of the front shell, which is far away from the rear shell, is provided with a sound outlet, the front shell is provided with a front sound adjusting hole, and the sound outlet and the front sound adjusting hole are communicated with the front sound cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754751.2U CN217159982U (en) | 2022-04-02 | 2022-04-02 | Wireless Bluetooth earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754751.2U CN217159982U (en) | 2022-04-02 | 2022-04-02 | Wireless Bluetooth earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217159982U true CN217159982U (en) | 2022-08-09 |
Family
ID=82698463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220754751.2U Active CN217159982U (en) | 2022-04-02 | 2022-04-02 | Wireless Bluetooth earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217159982U (en) |
-
2022
- 2022-04-02 CN CN202220754751.2U patent/CN217159982U/en active Active
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