CN209472744U - A kind of English Listening Comprehension Headphone device - Google Patents
A kind of English Listening Comprehension Headphone device Download PDFInfo
- Publication number
- CN209472744U CN209472744U CN201920542494.4U CN201920542494U CN209472744U CN 209472744 U CN209472744 U CN 209472744U CN 201920542494 U CN201920542494 U CN 201920542494U CN 209472744 U CN209472744 U CN 209472744U
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- CN
- China
- Prior art keywords
- fixture block
- slot
- ear mount
- fixedly connected
- earphone case
- 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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Abstract
The utility model relates to education and study equipment technical fields, and disclose a kind of English Listening Comprehension Headphone device, including arc ear mount, arc ear mount both ends are respectively connected with earphone case by bindiny mechanism, the opposite side of two earphone cases is symmetrically fixedly connected with cylindrical mounting blocks, installation cavity is offered in the mounting blocks, loudspeaker is installed in the installation cavity, the installation cavity far from uniformly and equidistantly offering several loud-speaker openings in the cavity wall of loudspeaker in a ring, fixing sleeve is connected to connection ring on the outer annular sidewall of the mounting blocks, elastic ear cover is arranged with outside the connection ring.The utility model can adjust out the arc ear mount distance different with earphone case convenient for the cleaning of elastic earmuff convenient for the replacement and installation of the elastic earmuff on earphone convenient for the adjustment when wearing, and the scope of application adjusted out is larger, and whole people is suitble to use.
Description
Technical field
The utility model relates to education and study equipment technical field more particularly to a kind of English Listening Comprehension Headphone devices.
Background technique
Currently, foreign language teaching increasingly has received universal attention.With the development of the times and social progress, foreign language
Become a kind of thought, a kind of knowledge base from a kind of tool.In foreign language learning, listen, say, reading and writing, translate five kinds of abilities be can
With complementation.And most important of which is that listening.Earphone is a pair of of converting unit, it receives media player or receiver is issued
Electric signal, the sound wave that can be heard is converted it into using the loudspeaker close to ear.Earphone in foreign language teaching extensively
It uses, generally can be divided into wired earphone and wireless headset.But adjustment of the common wireless hearing earphone when wearing, when wearing
Not convenient enough, the simple stretching structure in existing arc ear mount both ends can only be adjusted to two kinds of highs and lows, be applicable in model
It encloses smaller, whole people cannot be suitble to use, and when elastic ear on earphone covers on wearing is easily damaged, it has not been convenient to replace, more
Be inconvenient to clean.
Utility model content
Adjustment when wearing purpose of the utility model is to solve earphone having hearing in the prior art not enough facilitates and bullet
Property earmuff be inconvenient to the problem of replacing, and propose a kind of English Listening Comprehension Headphone device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of English Listening Comprehension Headphone device, including arc ear mount, arc ear mount both ends are all connected with by bindiny mechanism
There is earphone case, the opposite side of two earphone cases is symmetrically fixedly connected with cylindrical mounting blocks, the installation
Offer installation cavity in block, loudspeaker be installed in the installation cavity, the installation cavity far from the cavity wall of loudspeaker in a ring
Several loud-speaker openings are uniformly and equidistantly offered, fixing sleeve is connected to connection ring, the company on the outer annular sidewall of the mounting blocks
It connects and is arranged with elastic ear cover outside ring, the elasticity earmuff is fixedly connected with fixed steelring close to the side of earphone case, described solid
Determine steel ring to be set on connection ring outer annular sidewall, fixture block groove is symmetrically offered on the outer annular sidewall of the connection ring, it is described
Fixture block is slidably connected in fixture block groove, the section of the fixture block is right-angled trapezium, the one end of the fixture block far from fixture block groove slot bottom
Across fixture block groove notch and extend outwardly, and offset with the inner annular sidewall of elastic earmuff, the fixture block is close to earphone case
Side offsets with fixed steelring, and the fixture block groove slot bottom is fixedly connected with spring, and the other end of the spring is fixedly connected on card
On the corresponding side wall of block.
Preferably, the bindiny mechanism includes the fixed block for being fixedly connected on arc ear mount both ends, and the fixed block is close
One end of earphone case offers loose slot, and the screw shell of upper end opening, the screw thread are slidably connected in the loose slot
Sleeve passes through loose slot notch far from one end of arc ear mount and extends outwardly, and is fixedly connected on the correspondence shell wall of earphone case
On, the screw shell internal screw thread is connected with threaded rod, and the threaded rod passes through screw shell cylinder close to one end of arc ear mount
Mouth simultaneously extends into loose slot, and is rotatably connected on loose slot slot bottom by first bearing, and the threaded rod is close to arc ear mount
A side pole wall on fixing sleeve be connected to driven wheel of differential, bull stick is rotatably connected to by second bearing in the activity groove groove wall,
The bull stick passes through second bearing close to one end of threaded rod and extends into loose slot, and fixing sleeve is connected to actively on its bar wall
Bevel gear, the drive bevel gear are meshed with driven wheel of differential, symmetrically offer sliding slot on the opposite cell wall of the loose slot,
Sliding block is slidably connected in the sliding slot, the opposite one end of two sliding blocks passes through corresponding sliding slot notch and prolongs into loose slot
It stretches, and is fixedly connected on the corresponding side wall of screw shell jointly.
Preferably, the arc ear mount is fixedly connected with arc foam-rubber cushion close to the side of earphone case.
Preferably, the bull stick is fixedly connected with handle far from one end of threaded rod.
Preferably, limiting slot is symmetrically offered on the opposite cell wall of the fixture block groove, is slidably connected in the limiting slot
Limited block, the opposite one end of two limited blocks pass through corresponding limiting slot notch and extend into fixture block groove, and common fixed
It is connected on the corresponding side wall of fixture block.
Preferably, the opposite side of two fixed blocks is symmetrically fixedly connected with hook.
Compared with prior art, the utility model provides a kind of English Listening Comprehension Headphone device, have it is following the utility model has the advantages that
1, the English Listening Comprehension Headphone device, by setting arc ear mount, earphone case, mounting blocks, installation cavity, loudspeaker,
Loud-speaker opening, connection ring, elastic earmuff, fixed steelring, fixture block groove, fixture block and spring, when needing replacing elastic earmuff, by moving
Property earmuff correspond at the position of fixture block, elastic earmuff drives fixture block movement, and fixture block is moved into fixture block groove so that spring-compressed,
Mobile fixed steelring, so that fixed steelring does the movement far from earphone case, fixed steelring is moved up in connection ring outer annular sidewall
It is dynamic, so that elastic earmuff is separated with connection ring, when another elastic earmuff is installed, fixed steelring is covered in connection ring, is pushed
Fixture block is pressed into fixture block groove by fixed steelring due to the effect of fixture block ramp, and fixture block is popped up in subsequent spring recovery,
The positioning to fixed steelring is realized, convenient for the replacement and installation of the elastic earmuff on earphone, convenient for the cleaning of elastic earmuff.
2, the English Listening Comprehension Headphone device, by setting fixed block, loose slot, screw shell, threaded rod, from mantle tooth
Wheel, bull stick, drive bevel gear, sliding slot and sliding block are just walked around when needing to increase the distance between earphone case and arc ear mount
Bar drives drive bevel gear rotation, and since drive bevel gear is meshed with driven wheel of differential, drive bevel gear is driven from mantle tooth
Wheel rotation, so that threaded rod rotates, due to being threaded with screw shell on threaded rod, sliding block slides in sliding slot, so that spiral shell
Line sleeve moves downward, and earphone case is driven to do the movement far from arc ear mount, when needing to reduce earphone case and arc ear mount
The distance between when, invert bull stick, drive drive bevel gear rotation, drive bevel gear drive driven wheel of differential rotation so that spiral shell
Rasp bar rotation drives earphone case to do the movement close to arc ear mount so that screw shell moves upwards, convenient for when wearing
Adjustment, can adjust out the arc ear mount distance different with earphone case, and the scope of application adjusted out is larger, be suitble to whole people
It uses.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
Convenient for the replacement and installation of the elastic earmuff on earphone, can be adjusted convenient for the cleaning of elastic earmuff convenient for the adjustment when wearing
The arc ear mount distance different with earphone case is saved out, the scope of application adjusted out is larger, and whole people is suitble to use.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of English Listening Comprehension Headphone device structural schematic diagram；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the enlarged drawing of part B in Fig. 1.
In figure: 1 arc ear mount, 2 earphone cases, 3 mounting blocks, 4 installation cavitys, 5 loudspeakers, 6 loud-speaker openings, 7 connection rings, 8 bullets
Property earmuff, 9 fixed steelrings, 10 fixture block grooves, 11 fixture blocks, 12 springs, 13 fixed blocks, 14 loose slots, 15 screw shells, 16 screw threads
Bar, 17 driven wheel of differential, 18 bull sticks, 19 drive bevel gears, 20 sliding slots, 21 sliding blocks, 22 limiting slots, 23 limited blocks, 24 hooks.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, a kind of English Listening Comprehension Headphone device, including arc ear mount 1,1 both ends of arc ear mount pass through connection machine
Structure is respectively connected with earphone case 2, and the opposite side of two earphone cases 2 is symmetrically fixedly connected with cylindrical mounting blocks 3, peace
Installation cavity 4 is offered in dress block 3, loudspeaker 5 is installed in installation cavity 4, in cavity wall of the installation cavity 4 far from loudspeaker 5 in a ring
Several loud-speaker openings 6 are uniformly and equidistantly offered, fixing sleeve is connected to connection ring 7, connection ring 7 on the outer annular sidewall of mounting blocks 3
It is arranged with elastic ear cover 8 outside, elastic earmuff 8 is fixedly connected with fixed steelring 9 close to the side of earphone case 2, and 9 sets of fixed steelring
It is located on 7 outer annular sidewall of connection ring, fixture block groove 10 is symmetrically offered on the outer annular sidewall of connection ring 7, is slided in fixture block groove 10
Dynamic to be connected with fixture block 11, the section of fixture block 11 is right-angled trapezium, and fixture block 11 passes through fixture block groove far from one end of 10 slot bottom of fixture block groove
10 notches simultaneously extend outwardly, and offset with the inner annular sidewall of elastic earmuff 8, and fixture block 11 is close to the side of earphone case 2 and solid
Determine steel ring 9 to offset, 10 slot bottom of fixture block groove is fixedly connected with spring 12, and it is corresponding that the other end of spring 12 is fixedly connected on fixture block 11
On side wall, when needing replacing elastic earmuff 8, presses elastic earmuff 8 and correspond at the position of fixture block 11, elastic earmuff 8 drives card
Block 11 moves, and fixture block 11 is moved into fixture block groove 10, so that spring 12 compresses, mobile fixed steelring 9, so that fixed steelring 9 is done
Movement far from earphone case 2, fixed steelring 9 move on 7 outer annular sidewall of connection ring, so that elastic earmuff 8 and connection ring 7
Separation when installing another elastic earmuff 8, by 9 sets of fixed steelring in connection ring 7, pushes fixed steelring 9, due to card
Fixture block 11 is pressed into fixture block groove 10 by the effect of 11 ramp of block, and fixture block 11 is popped up in the subsequent recovery of spring 12, is realized to fixation
The positioning of steel ring 9, convenient for the replacement and installation of the elastic earmuff 8 on earphone, convenient for the cleaning of elastic earmuff 8.
Bindiny mechanism includes the fixed block 13 for being fixedly connected on 1 both ends of arc ear mount, and fixed block 13 is close to earphone case 2
One end offers loose slot 14, the screw shell 15 of upper end opening is slidably connected in loose slot 14, screw shell 15 is far from arc
One end of shape ear mount 1 passes through 14 notch of loose slot and extends outwardly, and is fixedly connected on the correspondence shell wall of earphone case 2, spiral shell
15 internal screw thread of line sleeve is connected with threaded rod 16, and threaded rod 16 passes through 15 nozzle of screw shell simultaneously close to one end of arc ear mount 1
Extend into loose slot 14, and 14 slot bottom of loose slot is rotatably connected on by first bearing, threaded rod 16 is close to arc ear mount 1
Fixing sleeve is connected to driven wheel of differential 17 on one side pole wall, is rotatably connected to bull stick 18 by second bearing on 14 cell wall of loose slot,
Bull stick 18 passes through second bearing close to one end of threaded rod 16 and extends into loose slot 14, and fixing sleeve is connected to master on its bar wall
Dynamic bevel gear 19, drive bevel gear 19 are meshed with driven wheel of differential 17, symmetrically offer cunning on the opposite cell wall of loose slot 14
Slot 20, slidably connects sliding block 21 in sliding slot 20, and the opposite one end of two sliding blocks 21 passes through corresponding 20 notch of sliding slot and to activity
Extend in slot 14, and be fixedly connected on the corresponding side wall of screw shell 15 jointly, when needing to increase earphone case 2 and arc ear
When the distance between frame 1, bull stick 18 is rotated forward, drives drive bevel gear 19 to rotate, due to drive bevel gear 19 and driven wheel of differential
17 are meshed, and drive bevel gear 19 drives driven wheel of differential 17 to rotate, so that threaded rod 16 rotates, due to screw thread on threaded rod 16
It is connected with screw shell 15, sliding block 21 slides in sliding slot 20, so that screw shell 15 moves downward, earphone case 2 is driven to do
Movement far from arc ear mount 1 inverts bull stick 18, band when needing to reduce the distance between earphone case 2 and arc ear mount 1
Dynamic drive bevel gear 19 rotates, and drive bevel gear 19 drives driven wheel of differential 17 to rotate, so that threaded rod 16 rotates, so that screw thread
Sleeve 15 moves upwards, and earphone case 2 is driven to do the movement close to arc ear mount 1, convenient for the adjustment when wearing, can adjust
Arc ear mount 1 and the different distance of earphone case 2 out, the scope of application adjusted out is larger, and whole people is suitble to use.
Arc ear mount 1 is fixedly connected with arc foam-rubber cushion close to the side of earphone case 2, has the function of buffering, increases
The comfort that the crown is contacted with arc ear mount 1.
Bull stick 18 is fixedly connected with handle far from one end of threaded rod 16, convenient for the rotation of bull stick 18.
Limiting slot 22 is symmetrically offered on the opposite cell wall of fixture block groove 10, and limited block 23 is slidably connected in limiting slot 22,
The opposite one end of two limited blocks 23 passes through corresponding 22 notch of limiting slot and extends into fixture block groove 10, and is fixedly connected on jointly
On the corresponding side wall of fixture block 11, fixture block 11 is avoided to be detached from fixture block groove 10.
The opposite side of two fixed blocks 13 is symmetrically fixedly connected with hook 24, convenient for the suspension of the device.
In the utility model, when needing replacing elastic earmuff 8, presses elastic earmuff 8 and correspond at the position of fixture block 11, bullet
Property earmuff 8 drive fixture block 11 to move, fixture block 11 moves into fixture block groove 10, so that spring 12 compresses, mobile fixed steelring 9 makes
It obtains fixed steelring 9 and does the movement far from earphone case 2, fixed steelring 9 moves on 7 outer annular sidewall of connection ring, so that elastic
Earmuff 8 is separated with connection ring 7, when installing another elastic earmuff 8, by 9 sets of fixed steelring in connection ring 7, pushes fixed steel
Fixture block 11 is pressed into fixture block groove 10 by circle 9 due to the effect of 11 ramp of fixture block, and subsequent spring 12 restores fixture block 11
Pop-up realizes the positioning to fixed steelring 9, convenient for the replacement and installation of the elastic earmuff 8 on earphone, convenient for elastic earmuff 8
Cleaning rotates forward bull stick 18 when needing to increase the distance between earphone case 2 and arc ear mount 1, drives 19 turns of drive bevel gear
Dynamic, since drive bevel gear 19 is meshed with driven wheel of differential 17, drive bevel gear 19 drives driven wheel of differential 17 to rotate, so that
Threaded rod 16 rotates, and due to being threaded with screw shell 15 on threaded rod 16, sliding block 21 slides in sliding slot 20, so that screw thread
Sleeve 15 moves downward, and earphone case 2 is driven to do the movement far from arc ear mount 1, when needing to reduce earphone case 2 and arc ear
When the distance between frame 1, bull stick 18 is inverted, drive bevel gear 19 is driven to rotate, drive bevel gear 19 drives driven wheel of differential 17
Rotation, so that screw shell 15 moves upwards, drives earphone case 2 to do the fortune close to arc ear mount 1 so that threaded rod 16 rotates
It is dynamic, convenient for the adjustment when wearing, arc ear mount 1 and the different distance of earphone case 2, the applicable model adjusted out can be adjusted out
Enclose larger, suitable whole people's use.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of English Listening Comprehension Headphone device, including arc ear mount (1), which is characterized in that arc ear mount (1) both ends pass through
Bindiny mechanism is respectively connected with earphone case (2), and two opposite sides of the earphone case (2) are symmetrically fixedly connected in cylinder
The mounting blocks (3) of shape, the mounting blocks (3) are interior to be offered installation cavity (4), is equipped with loudspeaker (5) in the installation cavity (4),
Several loud-speaker openings (6) are uniformly and equidistantly offered in a ring in the cavity wall of the installation cavity (4) separate loudspeaker (5), it is described
Fixing sleeve is connected to connection ring (7) on the outer annular sidewall of mounting blocks (3), is arranged with elastic ear cover (8) outside the connection ring (7),
The elasticity earmuff (8) is fixedly connected with fixed steelring (9) close to the side of earphone case (2), and the fixed steelring (9) is arranged
On connection ring (7) outer annular sidewall, symmetrically offered fixture block groove (10) on the outer annular sidewall of the connection ring (7), it is described
It is slidably connected fixture block (11) in fixture block groove (10), the section of the fixture block (11) is right-angled trapezium, and the fixture block (11) is separate
One end of fixture block groove (10) slot bottom passes through fixture block groove (10) notch and extends outwardly, and the inner annular sidewall with elastic earmuff (8)
It offsets, the fixture block (11) offsets close to the side of earphone case (2) with fixed steelring (9), and fixture block groove (10) slot bottom is solid
Surely it is connected with spring (12), the other end of the spring (12) is fixedly connected on the corresponding side wall of fixture block (11).
2. a kind of English Listening Comprehension Headphone device according to claim 1, which is characterized in that the bindiny mechanism includes fixing
It is connected to the fixed block (13) at arc ear mount (1) both ends, the fixed block (13) offers work close to the one end of earphone case (2)
Dynamic slot (14), the interior screw shell (15) for slidably connecting upper end opening of the loose slot (14), the screw shell (15) are remote
One end of arc of recess shape ear mount (1) passes through loose slot (14) notch and extends outwardly, and is fixedly connected on the correspondence of earphone case (2)
On shell wall, screw shell (15) internal screw thread is connected with threaded rod (16), and the threaded rod (16) is close to arc ear mount (1)
One end passes through screw shell (15) nozzle and extends into loose slot (14), and is rotatably connected on loose slot by first bearing
(14) slot bottom, the threaded rod (16) fixing sleeve on a side pole wall of arc ear mount (1) are connected to driven wheel of differential (17), institute
It states and is rotatably connected to bull stick (18) on loose slot (14) cell wall by second bearing, the bull stick (18) is close to threaded rod (16)
One end passes through second bearing and extends into loose slot (14), and fixing sleeve is connected to drive bevel gear (19) on its bar wall, described
Drive bevel gear (19) is meshed with driven wheel of differential (17), symmetrically offers sliding slot on the opposite cell wall of the loose slot (14)
(20), it is slidably connected sliding block (21) in the sliding slot (20), the opposite one end of two sliding blocks (21) passes through corresponding sliding slot
(20) notch and the extension into loose slot (14), and be fixedly connected on the corresponding side wall of screw shell (15) jointly.
3. a kind of English Listening Comprehension Headphone device according to claim 1, which is characterized in that the arc ear mount (1) is close
The side of earphone case (2) is fixedly connected with arc foam-rubber cushion.
4. a kind of English Listening Comprehension Headphone device according to claim 2, which is characterized in that the bull stick (18) is far from screw thread
One end of bar (16) is fixedly connected with handle.
5. a kind of English Listening Comprehension Headphone device according to claim 1, which is characterized in that the fixture block groove (10) is opposite
It symmetrically offers limiting slot (22), is slidably connected limited block (23) in the limiting slot (22), two limits on cell wall
The opposite one end of block (23) passes through corresponding limiting slot (22) notch and extends into fixture block groove (10), and is fixedly connected on card jointly
On the corresponding side wall of block (11).
6. a kind of English Listening Comprehension Headphone device according to claim 2, which is characterized in that two fixed block (13) phases
The side of back is symmetrically fixedly connected with hook (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920542494.4U CN209472744U (en) | 2019-08-16 | 2019-08-16 | A kind of English Listening Comprehension Headphone device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920542494.4U CN209472744U (en) | 2019-08-16 | 2019-08-16 | A kind of English Listening Comprehension Headphone device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209472744U true CN209472744U (en) | 2019-10-08 |
Family
ID=68093536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920542494.4U Expired - Fee Related CN209472744U (en) | 2019-08-16 | 2019-08-16 | A kind of English Listening Comprehension Headphone device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209472744U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112887861A (en) * | 2021-01-08 | 2021-06-01 | 江西索雅纳科技股份有限公司 | Headset with conveniently replaced ear pad |
| CN113568478A (en) * | 2021-07-22 | 2021-10-29 | 瑞欧威尔(上海)智能科技有限公司 | Earphone type computer |
-
2019
- 2019-08-16 CN CN201920542494.4U patent/CN209472744U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112887861A (en) * | 2021-01-08 | 2021-06-01 | 江西索雅纳科技股份有限公司 | Headset with conveniently replaced ear pad |
| CN113568478A (en) * | 2021-07-22 | 2021-10-29 | 瑞欧威尔(上海)智能科技有限公司 | Earphone type computer |
| CN113568478B (en) * | 2021-07-22 | 2024-04-05 | 瑞欧威尔(上海)智能科技有限公司 | Earphone type computer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20200816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |