CN109302655A - A kind of headset suitable for different crowd - Google Patents
A kind of headset suitable for different crowd Download PDFInfo
- Publication number
- CN109302655A CN109302655A CN201811280844.0A CN201811280844A CN109302655A CN 109302655 A CN109302655 A CN 109302655A CN 201811280844 A CN201811280844 A CN 201811280844A CN 109302655 A CN109302655 A CN 109302655A
- Authority
- CN
- China
- Prior art keywords
- microphone
- different crowd
- erecting bed
- headset
- mounting groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H04R1/1058—Manufacture or assembly
- H04R1/1066—Constructional aspects of the interconnection between earpiece and earpiece support
-
- 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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
-
- 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
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Headphones And Earphones (AREA)
Abstract
The invention discloses a kind of headsets suitable for different crowd, including support frame, on support frame as described above listen canister portion and can canister portion if sweeping action；Support frame as described above includes the fixed part of arc-shaped setting, the connected unit being detachably connected with the fixed part and the clamping part on the fixed part；The microphone portion includes the right erecting bed being detachably connected with the clamping part, left erecting bed corresponding with the right erecting bed, the microphone stand being rotatably assorted with the right erecting bed and the microphone on the microphone stand；The present invention passes through the rotatable setting of microphone stand, so that the microphone being mounted on microphone stand so that microphone is preferably protected, reduces failure rate, extend the service life of headset convenient for taking out and storing.
Description
Technical field
The invention belongs to motor device technical fields, more particularly, to a kind of headset suitable for different crowd.
Background technique
Headset is the intergrant of earphone and microphone, it is different from common earphone；Common headphones are often stereosonic,
And headset is mostly monophonic, meanwhile, headset has the unexistent microphone of common headphones.
A kind traffic headset as disclosed in Chinese patent CN207665034U, including head folder, indicator light and control circuit,
Head folder is for being fixed on user head for the traffic headset, and the indicator light is at least provided with two, and at least two
The luminescent color of indicator light is different, and indicator light is fixed on head folder, and the control circuit is set to inside the traffic headset, control
Circuit is electrically connected with indicator light, and control circuit is used for the busy control instructions lamp on/off according to communication line.
Although above-mentioned headset can conveniently learn the working condition of headset, there are what microphone can not be stored preferably to ask for it
Topic, so that the failure rate of microphone is higher, influences the service life of headset.
Summary of the invention
The present invention for overcome the deficiencies in the prior art, provides a kind of microphone convenient for the ear suitable for different crowd of storage
Wheat.
To achieve the goals above, the invention adopts the following technical scheme: a kind of headset suitable for different crowd, including
Support frame, on support frame as described above listen canister portion and can canister portion if sweeping action；Support frame as described above includes arc-shaped setting
Fixed part, the connected unit that is detachably connected with the fixed part and the clamping part on the fixed part；The microphone portion
Including be detachably connected with the clamping part right erecting bed, left erecting bed corresponding with the right erecting bed, with the right side
The microphone stand and the microphone on the microphone stand that erecting bed is rotatably assorted；By the rotatable setting of microphone stand, so that peace
Microphone on microphone stand so that microphone is preferably protected, reduces failure rate, extends convenient for taking out and storing
The service life of headset.
Further, the right erecting bed is equipped with the mounting groove for carrying out back rotation for the microphone stand, the installation
The convex block matched with the microphone stand is equipped in slot；By the setting of mounting groove, microphone stand is allowed to be accommodated in mounting groove
It is interior, to play the role of protecting microphone；And the setting of convex block then makes microphone stand be not easy mounting groove, to further keep away
Exempt from microphone to be damaged, extends the service life of headset.
Further, the microphone stand includes that the installation axle being fixedly connected with the mounting groove and the installation axle rotate
The telescopic rod of cooperation and the memory bar on the telescopic rod；By the setting of above structure, microphone stand is rotated
While, it can also stretch back and forth, to meet the different use demands of different users；And the setting for remembering bar then makes microphone
Arbitrarily it can turn to and fix, it is user-friendly.
Further, the telescopic rod includes the hemisphere face matched with the mounting groove and multiple sliding back and forth stretches
Contracting rod segment；The length of the flexible rod segment is less than the length of the mounting groove；By hemispherical setting, so that the bottom of telescopic rod
Portion can be in contact with mounting groove, play the role of support telescopic bar, mitigate the burden of installation axle, so that structure is more firm；It is more
Volume is smaller after the setting of a flexible rod segment shrinks telescopic rod, and length is longer after expansion；The length of flexible rod segment is less than
The length of mounting groove is accommodated in telescopic rod in mounting groove without exposing, convenient for protection microphone.
Further, support frame as described above includes the left shoulder extension portion mutually agreed with the shoulder of human body and left shoulder extension portion phase
Corresponding right shoulder extension portion and attachment device for changing the spacing between the left shoulder extension portion and the right shoulder extension portion；Pass through a left side
The setting in right shoulder extension portion bears the weight of earphone without neck or ear so that can directly hang over headset on shoulder,
The burden for wearing headset is greatly reduced, so that the use of headset is more comfortable；And the setting of attachment device then makes the headset
It is adapted to the user of different shoulder breadths, so that having more practicability.
Further, the attachment device includes back cushion, for storing described listens the accommodating groove of canister portion and for realizing institute
The runner assembly being rotatably assorted listened between canister portion and the accommodating groove is stated, the back cushion is equipped with arcwall face；By back cushion and
The setting of arcwall face, so that user's wearing is more comfortable, the setting of accommodating groove and runner assembly then makes that canister portion is listened not make
Used time can store, and avoid damaging, prolong the service life.
Further, the runner assembly include the fixing axle being fixedly connected with the inner wall of the accommodating groove, can be along described
The turncap that fixing axle carrys out the storage bar of back rotation and is rotatably assorted with the storage bar；By the setting of above structure, so that listening
Canister portion can be not only received into accommodating groove, while also can change the position for listening canister portion, make it possible to adapt to different users
Different use demands, substantially increase applicability.
Further, the accommodating groove is equipped with the U-type groove for passing through for the storage bar；The storage bar is equipped with
First rotation stop protrusion；The turncap is equipped with the second rotation stop protrusion matched with first rotation stop protrusion；Pass through U-type groove
Setting can be supported and fixed while allowing storage bar to carry out back rotation by U-type groove；Pass through the first rotation stop protrusion and the again
The cooperation of two rotation stop protrusions avoids the problem that support rod rotational angle is excessive and pulls bad conducting wire, while also convenient for collecting.
In conclusion the present invention passes through the rotatable setting of microphone stand, so that the microphone being mounted on microphone stand is convenient for taking
It out and stores, so that microphone is preferably protected, reduces failure rate, extend the service life of headset.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is the enlarged diagram in Fig. 1 at A；
Fig. 3 is the enlarged diagram in Fig. 1 at B；
Fig. 4 is schematic cross-sectional view of the invention；
Fig. 5 is the enlarged diagram in Fig. 4 at C；
Fig. 6 is the schematic cross-sectional view of attachment device in the present invention；
Fig. 7 is the enlarged diagram in Fig. 6 at D；
Fig. 8 is stereochemical structure cross-sectional view of the invention；
Fig. 9 is the enlarged diagram in Fig. 8 at E；
Figure 10 is the schematic perspective view of supporting block in the present invention；
Figure 11 is the schematic perspective view of anti-comer pieces in the present invention；
Figure 12 is the stereochemical structure cross-sectional view of gimbal assembly in the present invention.
Specific embodiment
As shown in figs. 1-12, a kind of headset suitable for different crowd, including support frame 1, earpiece made of plastic material
Portion 2 and microphone portion 3；Support frame includes left shoulder extension portion 11, right shoulder extension portion 12 and attachment device；Right and left shoulders extension portion with the shoulder of people
Mutually agree with, so that can directly hang over headset on shoulder, the weight of earphone is born without neck or ear, is substantially reduced
The burden of headset is worn, so that the use of headset is more comfortable；And the setting of attachment device is adapted to the headset
The user of different shoulder breadths, so that having more practicability；Right and left shoulders extension portion includes fixed part 111, connected unit 112 and clamping part
113；The arc-shaped setting of fixed part improves comforts of use so that being more bonded between fixed part and shoulder；Connection
Platform screw is connected on one end of fixed part, and clamping part is mounted on the other end of fixed part, also arc-shaped setting, and clamping part
Curvature be greater than the curvature of fixed part it is not easily to fall off so that clamping part can be preferably fixed on the shoulder of user, just
In use；And in order to avoid clamping part brings burden to user, an elastic cushion 114 has been glued on clamping part, it plays slow
Punching effect, improves the wear comfort of user.
Specifically, attachment device includes left interconnecting piece 31, right interconnecting piece 32 and movable component；Left and right interconnecting piece distinguishes screw
It is connected in the connected unit in right and left shoulders extension portion, a back cushion 312 has been glued on the interconnecting piece of left and right, an arc has been opened up on back cushion
Shape face 3121, so that user's wearing is more comfortable；Also an accommodating groove 313 has all been opened up on the interconnecting piece of left and right, from
And the canister portion of listening of headset can be received into accommodating groove when without using headset, the damage of headset is avoided, extends and uses the longevity
Life；Movable component includes left telescopic chute 311, right telescopic chute 321 and motion bar 33；Wherein left telescopic chute 311 is provided with left connection
In portion, right telescopic chute 321 is provided on right interconnecting piece, and the both ends of motion bar are separately mounted in telescopic chute, so that motion bar can
It is slided in telescopic chute, to realize the change of spacing between the interconnecting piece of left and right, structure is simple, and cooperation is stablized, and failure rate is low；
And motion bar is deviate from out of telescopic chute in order to prevent, and limit convex has been respectively mounted on the both ends of motion bar along 331, then stretches in left and right
The opening of contracting slot is mounted with anticreep convex edge 332, so that forming limit cooperation between the two, and structure is simple, cooperation is stablized.
In order to which energy order listens canister portion to be received into accommodating groove, one is mounted with for realizing interconnecting piece and is listened between canister portion
The runner assembly being rotatably assorted, the runner assembly include fixing axle 34, storage dry 35 and turncap 36；Fixing axle and accommodating groove it is interior
The connection of wall screw, storage bar are socketed in fixing axle, can rotate along fixing axle, and one has been opened up on the side wall of accommodating groove for storage
Bar produces the U-type groove 37 of accommodating groove, and storage bar is fixed by the U-type groove, plays position-limiting action；Turncap is mounted on one end of storage bar
On, it is bolted, turncap is rotated on storage bar；A first rotation stop protrusion 351 is mounted on storage bar,
Two the second rotation stop protrusions 361 are mounted on turncap, so that turncap can only rotate 180 degree relative to storage bar, convenient for branch
Strut rotates to the position of face U-type groove, conveniently listens the storage of canister portion, while also playing prevents support rod rotational angle excessive
The problem of, it avoids the problem that pulling bad in conducting wire.
Specifically, listening canister portion includes support rod 21, sleeve 22 and earmuff 23；Support rod includes curved slot 211, supporting block
212 and anti-comer pieces 213；Support rod screw is connected on turncap, allows to realize under the drive of runner assembly laterally and vertical
To rotation；A curved slot 211, the bending of bar easy to support, so that canister portion is listened to be adapted to have been opened up on support rod
The use demand of different users, and it is smaller to ear's constriction of user, use is more comfortable；It is installed in curved slot again
One supporting block 212, by the installation of the supporting block so that support rod can only outward lateral bend and cannot toward forgetting interior bending,
It avoids aggravating the extruding to ear；A sliding slot 2121 and two cable holes 2122 are opened up in supporting block, so that route is convenient
It arranges and passes through；Anti- comer pieces is mounted in sliding slot, can be slidably reciprocated along the chute, and anti-comer pieces is a flexible sheet metal；
It is mounted with a buckle protrusion 2131 in anti-comer pieces, two card slots 214 have been opened up on support rod, the both ends of anti-comer pieces are mounted on
In card slot, it can slidably reciprocate along card slot；When the outside lateral bend of support rod, while anti-comer pieces with being bent together, along card
Slot is toward Slideslip outside card slot, and after support rod bends to certain angle, anti-comer pieces is blocked by card slot and cannot be continued toward card slot
Outer sliding so that anti-comer pieces cannot continue to be bent, and then enables support rod also be difficult to be bent, that is, limits the bending of support rod
Angle ensure that support rod will not fracture since bending angle is excessive.
Specifically, loop bar 22 is socketed on support rod 21, it can slidably reciprocate along support rod, so that canister portion is listened to be adapted to
The use demand of different users；Movable cooperation is realized by a gimbal assembly between earmuff and loop bar, so that ear
Cover can be relative to the multi-direction rotation of loop bar, so that earmuff can be preferably fitted near user's ear, to adapt to not
Crowd is used with shape of face, simultaneously because the adaptive different shapes of face of energy, then make earmuff more uniform to the pressure near ear,
It is excessively high so as to avoid local pressure and cause to wear uncomfortable problem；The gimbal assembly include collet 24, turning platform 25 and
Universal part 26；The bottom surface 241 of collet is connect with the end screw of loop bar, and side wall 242 is mounted on around bottom surface, and the half of side wall
Diameter is sequentially increased, with bottom surface connecting place radius minimum, the whole truncated cone-shaped for having opening in a both ends, so that the interior table of side wall
Face is formed as a flexure plane 243；Universal part includes the body of rod 261 and sphere 262, and body of rod one end screw is connected on bottom surface,
Sphere is then mounted on the other end of the body of rod, and first through hole 263 runs through the body of rod and sphere simultaneously, and conducting wire is facilitated to pass through；Turning platform
It include table top 251, spherical groove 252 and the second through-hole 253, the shape of table top is identical as flexure plane, so that working as turning platform
When relative to collet rotation, table top can fit with flexure plane, and turning platform is easily rotated relative to collet, spherical
Slot is provided with the bottom surface of turning platform, so that sphere can be embedded in spherical groove, and then realizes between turning platform and collet
Activity cooperation；The body of rod plays the role of supporting and fixing turning platform at this time, and side wall then plays limitation turning platform rotation
The effect of angle cooperates so that the earmuff being mounted on turning platform can be formed very easily with ear, avoids to ear
And nearby skin causes too big compressing to ear, ensure that the comfort level of wearing；Second through-hole is provided in spherical groove, with first
Through-hole is connected, convenient for passing through for conducting wire；Earmuff is connect with turning platform screw, has been socketed made of a sponge material on earmuff
Cushion 231 is worn more comfortable so that it is smaller to listen canister portion to oppress caused by the ear of user.
Specifically, microphone portion includes right erecting bed 31, left erecting bed 39, mounting groove 32, microphone stand 33 and microphone 34；Left and right
Erecting bed is connect with 113 screw of clamping part in right and left shoulders extension portion respectively；Mounting groove is provided on right erecting bed, and microphone stand includes
Installation axle 331, telescopic rod 332 and memory bar 333,331 screw of installation axle are connected in mounting groove, and telescopic rod is socketed in installation axle
On, back rotation can be carried out along installation axle；The telescopic rod includes hemisphere face 3321 and flexible rod segment 3322；When telescopic rod produces mounting groove
When interior, hemisphere face i.e. be in contact with the bottom surface of mounting groove so that hemisphere face can not influence telescopic rod rotation in the case where,
The supporting role to telescopic rod is played, to reduce the burden of installation axle, extends the service life of equipment；Telescopic rod is by more
A flexible rod segment is socketed to form, so that volume is smaller after telescopic rod is shunk, length is longer after expansion；The length of flexible rod segment is less than
The length of mounting groove can be accommodated in mounting groove without exposing after shrinking telescopic rod, convenient for protection microphone；Memory
Bar is mounted on the top of telescopic rod, can arbitrarily be bent twisting, so that microphone mounted thereto be driven arbitrarily to change position
It sets, convenient for the use of user；And the telescopic rod being contracted in mounting groove in order to prevent is deviate from out of mounting groove, in mounting groove
It is mounted with two convex blocks 321, telescopic rod is stuck in mounting groove.
Claims (7)
1. a kind of headset suitable for different crowd, including support frame (1), be set on support frame as described above (1) listen canister portion (2) and
It can canister portion (3) if sweeping action；Support frame as described above (1) includes the fixed part (111) and the fixed part of arc-shaped setting
(111) connected unit (112) being detachably connected and the clamping part (113) being set on the fixed part (111)；It is characterized by:
The microphone portion (3) includes the right erecting bed (31) being detachably connected with the clamping part (113) and the right erecting bed (31)
The microphone stand (33) and be set to the microphone stand that corresponding left erecting bed (39) and the right erecting bed (31) are rotatably assorted
(33) microphone (34) on.
2. the headset according to claim 1 suitable for different crowd, it is characterised in that: set on the right erecting bed (31)
There is the mounting groove (32) for carrying out back rotation for the microphone stand (33), is equipped with and the microphone stand in the mounting groove (32)
(33) convex block (321) matched.
3. the headset according to claim 2 suitable for different crowd, it is characterised in that: the microphone stand (33) include with
The installation axle (331) that the mounting groove (32) is detachably connected and the telescopic rod (332) that the installation axle (331) are rotatably assorted
And it is set to the memory bar (333) on the telescopic rod (332).
4. the headset according to claim 3 suitable for different crowd, it is characterised in that: the telescopic rod (332) includes
The hemisphere face (3321) matched with the mounting groove (32) and multiple flexible rod segments (3322) sliding back and forth；It is described flexible
The length of rod segment (3322) is less than the length of the mounting groove (32).
5. the headset according to claim 4 suitable for different crowd, it is characterised in that: support frame as described above (1) include with
Left shoulder extension portion (11) that the shoulder of human body mutually agrees with, right shoulder extension portion (12) corresponding with left shoulder extension portion (11) and for changing
Become the attachment device of the spacing between the left shoulder extension portion (11) and the right shoulder extension portion (12).
6. the headset according to claim 5 suitable for different crowd, it is characterised in that: the attachment device includes back cushion
(312), it described listen the accommodating groove (313) of canister portion (2) for storing and listens canister portion (2) and the accommodating groove for realizing described
(313) runner assembly being rotatably assorted between, the back cushion (312) are equipped with arcwall face (3121).
7. the headset according to claim 6 suitable for different crowd, it is characterised in that: the runner assembly includes and institute
State the fixing axle (34) that the inner wall of accommodating groove (313) is fixedly connected, the storage bar that back rotation can be carried out along the fixing axle (34)
(35) and with storage bar (35) turncap (36) being rotatably assorted
Headset according to claim 7 suitable for different crowd, it is characterised in that: the accommodating groove (313) is equipped with
U-type groove (37) for passing through for storage bar (35)；The storage bar (35) is equipped with the first rotation stop protrusion (351)；Institute
It states turncap (36) and is equipped with the second rotation stop protrusion (361) matched with first rotation stop protrusion (351).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811280844.0A CN109302655B (en) | 2018-10-30 | 2018-10-30 | Headset suitable for different crowds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811280844.0A CN109302655B (en) | 2018-10-30 | 2018-10-30 | Headset suitable for different crowds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109302655A true CN109302655A (en) | 2019-02-01 |
| CN109302655B CN109302655B (en) | 2020-12-11 |
Family
ID=65145817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811280844.0A Active CN109302655B (en) | 2018-10-30 | 2018-10-30 | Headset suitable for different crowds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109302655B (en) |
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| CN2298622Y (en) * | 1997-05-29 | 1998-11-25 | 陈炜明 | Telephone shouldering |
| CN2390361Y (en) * | 1999-01-13 | 2000-08-02 | 赵忠 | Mobile phone having built-in expansion transmitter |
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| CN201479343U (en) * | 2009-08-31 | 2010-05-19 | 北京意优创意科技有限公司 | Earpiece with massage function |
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| CN204887337U (en) * | 2015-07-16 | 2015-12-16 | 厦门宇特信息技术有限公司 | Earphone is with accomodating formula microphone |
| CN204887108U (en) * | 2015-06-26 | 2015-12-16 | 国家电网公司 | Landline telephone microphone and mobile phone are dual -purpose answers support |
| CN205610885U (en) * | 2016-05-17 | 2016-09-28 | 天津市鼎隆科技有限公司 | Headset with neck protecting function |
| CN106954110A (en) * | 2017-02-27 | 2017-07-14 | 东莞产权交易中心 | A kind of ergonomics bluetooth earphone |
| CN206452507U (en) * | 2017-01-25 | 2017-08-29 | 湖南铁路科技职业技术学院 | A kind of teaching microphone of foldable convenient storage |
| CN206850985U (en) * | 2017-06-06 | 2018-01-05 | 天津东焱永昌电子有限公司 | A kind of contraction type pendant bluetooth earphone |
| CN207166709U (en) * | 2017-09-06 | 2018-03-30 | 深圳市默睿文化创意有限公司 | A kind of headset |
| CN207354550U (en) * | 2017-08-14 | 2018-05-11 | 江西联创宏声万安电子有限公司 | A kind of portable headset |
| CN208386889U (en) * | 2018-07-26 | 2019-01-15 | 李志丹 | A kind of Russian Listening Training headset |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298622Y (en) * | 1997-05-29 | 1998-11-25 | 陈炜明 | Telephone shouldering |
| CN2390361Y (en) * | 1999-01-13 | 2000-08-02 | 赵忠 | Mobile phone having built-in expansion transmitter |
| CN201018641Y (en) * | 2007-03-06 | 2008-02-06 | 廖子淼 | Telescopic type desk type microphone |
| CN201479343U (en) * | 2009-08-31 | 2010-05-19 | 北京意优创意科技有限公司 | Earpiece with massage function |
| CN102685626A (en) * | 2011-03-08 | 2012-09-19 | 施杰 | Novel headset with microphone |
| CN203251427U (en) * | 2013-05-23 | 2013-10-23 | 舒尔电子(苏州)有限公司 | A microphone apparatus |
| CN203813933U (en) * | 2014-04-23 | 2014-09-03 | 昆明理工大学 | Shoulder clamp adjustable earphone |
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| CN204887108U (en) * | 2015-06-26 | 2015-12-16 | 国家电网公司 | Landline telephone microphone and mobile phone are dual -purpose answers support |
| CN204887337U (en) * | 2015-07-16 | 2015-12-16 | 厦门宇特信息技术有限公司 | Earphone is with accomodating formula microphone |
| CN205610885U (en) * | 2016-05-17 | 2016-09-28 | 天津市鼎隆科技有限公司 | Headset with neck protecting function |
| CN206452507U (en) * | 2017-01-25 | 2017-08-29 | 湖南铁路科技职业技术学院 | A kind of teaching microphone of foldable convenient storage |
| CN106954110A (en) * | 2017-02-27 | 2017-07-14 | 东莞产权交易中心 | A kind of ergonomics bluetooth earphone |
| CN206850985U (en) * | 2017-06-06 | 2018-01-05 | 天津东焱永昌电子有限公司 | A kind of contraction type pendant bluetooth earphone |
| CN207354550U (en) * | 2017-08-14 | 2018-05-11 | 江西联创宏声万安电子有限公司 | A kind of portable headset |
| CN207166709U (en) * | 2017-09-06 | 2018-03-30 | 深圳市默睿文化创意有限公司 | A kind of headset |
| CN208386889U (en) * | 2018-07-26 | 2019-01-15 | 李志丹 | A kind of Russian Listening Training headset |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109302655B (en) | 2020-12-11 |
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