CN204518027U - Reverse sound wave earphone - Google Patents

Reverse sound wave earphone Download PDF

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Publication number
CN204518027U
CN204518027U CN201520255562.0U CN201520255562U CN204518027U CN 204518027 U CN204518027 U CN 204518027U CN 201520255562 U CN201520255562 U CN 201520255562U CN 204518027 U CN204518027 U CN 204518027U
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CN
China
Prior art keywords
sound
monomer
earphone
sound wave
bass
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Active
Application number
CN201520255562.0U
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Chinese (zh)
Inventor
黄英士
黄拓腾
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JIEYINTE TECHNOLOGY CORP
Jetvox Acoustic Corp
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JIEYINTE TECHNOLOGY CORP
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Priority to CN201520255562.0U priority Critical patent/CN204518027U/en
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Abstract

A kind of oppositely sound wave earphone, comprise an earphone case, one high pitch monomer and a bass monomer, earphone case has an inner space and is divided into one of two ends, inner space and goes out line and a reflecting part, reflecting part is provided with a passive vibrating diaphragm, high pitch monomer produces high pitch sound wave and goes out sound direction towards going out line, bass monomer is fixedly arranged in inner space with a fixed support, and between high pitch monomer and passive vibrating diaphragm, a saturating range of sound is formed between fixed support and earphone case, bass monomer produces a bass sound wave and towards passive vibrating diaphragm, passive vibrating diaphragm is by bass acoustic reflection, and arrive sound mouth via the saturating range of sound, by lengthening bass sound wave path, under the prerequisite not increasing overall volume, the finer sound of user is provided to present effect.

Description

Reverse sound wave earphone
Technical field
The utility model relates to the category of earphone, and the sound direction that goes out going out sound direction and high pitch monomer particularly relating to a kind of bass monomer of earphone inside is that oppositely the sound that goes out of bass monomer reflexes to sound mouth by passive vibrating diaphragm.
Background technology
Traditional earphone, under limited space, normally adopts single horn single body to drive, and its advantage is to obtain more compact by the overall construction design of earphone, to coordinate the headset designs of In-Ear or ear-sticking.But same horn single body, usually at specific frequency band, have good response performance, but the performance of other frequency band response is just so not desirable.In general, usually better in the frequency response performance of medium and low frequency wave band, and perform poor in the frequency response of high frequency band.
Therefore, have at present and adopt multiple horn single bodies of different frequency wave band to improve the resolution of frequency band response and sound on earphone.But because earphone is under overall space is limited, the path distance that usually different horn single bodies arrives sound mouth is almost identical, but each audio frequency is different for the response effect of the sense of hearing, such as, same distance, user is comparatively strong for the impression of bass, and then have impact on the parsing of high pitch.In order to adjust auditory effect, mode common at present changes type of drive or increases pad, and this loses the original meaning adopting different frequency wave band horn single body on the contrary, and overall accommodation space also needs larger.Thus, need one not change overall structure, and reach the Headphone structure of good frequency response.
Utility model content
Main purpose of the present utility model is to provide a kind of oppositely sound wave earphone.Reverse sound wave earphone comprises an earphone case, a high pitch monomer and a bass monomer.Earphone case has an inner space and is divided into one of two ends, inner space and goes out line and a reflecting part, and the one end going out line is sound mouth, and reflecting part is provided with a passive vibrating diaphragm.High pitch monomer is arranged in earphone case, and high pitch monomer produces a high pitch sound wave, and the sound direction that goes out of high pitch monomer is towards sound mouth.Bass monomer to be fixedly arranged in the inner space of earphone case with a fixed support and between high pitch monomer and passive vibrating diaphragm, at least one range of sound is formed between fixed support and earphone case, bass monomer produces a bass sound wave, the sound direction that goes out of bass monomer is towards passive vibrating diaphragm, passive vibrating diaphragm also by bass acoustic reflection, and can arrive sound mouth via at least one range of sound.
For reaching above-mentioned purpose, the utility model provides a kind of oppositely sound wave earphone, and it comprises:
One earphone case, has an inner space and is divided into one of these two ends, inner space and go out line and a reflecting part, and this one end going out line has a sound mouth, and this reflecting part is provided with a passive vibrating diaphragm;
One high pitch monomer, is arranged in this earphone case, and this high pitch monomer produces a high pitch sound wave, this high pitch monomer go out sound direction towards this sound mouth; And
One bass monomer, to be fixedly arranged on a fixed support in this inner space of this earphone case and between this high pitch monomer and this passive vibrating diaphragm, at least one range of sound is formed between this fixed support and this earphone case, this bass monomer produces a bass sound wave, this bass monomer go out sound direction towards this passive vibrating diaphragm, this passive vibrating diaphragm also by this bass acoustic reflection, and can arrive this sound mouth via this at least one range of sound.
Above-mentioned reverse sound wave earphone, wherein this fixed support comprises an outer ring wall, this outer ring wall is radially outward convexly equipped with at least two projections, is formed with this at least one range of sound between this at least two projection, and this fixed support is fixedly arranged on the inwall of this earphone case with this at least two projection.
Above-mentioned reverse sound wave earphone, wherein this at least two projection is for be angularly laid on this outer ring wall.
Above-mentioned reverse sound wave earphone, wherein this fixed support more comprises a group connecting part and connects a circuit assembly with group, and this circuit assembly is electrically connected this high pitch monomer or this bass monomer.
Above-mentioned reverse sound wave earphone, wherein this goes out line and comprises a sound channel, and this high pitch monomer is arranged in this sound channel.
Above-mentioned reverse sound wave earphone, wherein this goes out line and comprises a sound channel, and this high pitch monomer is arranged in this inner space beyond this sound channel.
Above-mentioned reverse sound wave earphone, wherein this earphone case more comprises an obstruct net, and this obstruct net intercepts between outside and this passive vibrating diaphragm.
Above-mentioned reverse sound wave earphone, wherein this earphone case comprises a procapsid and a back casing, and wherein this goes out line and is positioned at this procapsid, and this reflecting part is positioned at this back casing, this procapsid more connects an earplug cushion rubber, and this earplug cushion rubber is sheathed on the outside of this procapsid.
Above-mentioned reverse sound wave earphone, wherein this passive vibrating diaphragm is fixedly arranged on this earphone case by a connecting ring.
The utility model inverse type Headphone structure mainly utilizes the function reaching reflection bass sound wave by passive vibrating diaphragm, by the path increasing bass sound wave process, under the prerequisite not increasing integrally-built volume, finer sound can be provided to present effect to user.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
Fig. 1 is the stereogram of the reverse sound wave earphone of the utility model;
Fig. 2 is the exploded view of the utility model reverse sound wave earphone first embodiment;
Fig. 3 is the three-dimensional cutaway view of the utility model reverse sound wave earphone first embodiment;
Fig. 4 is the exploded view of the utility model reverse sound wave earphone second embodiment;
Fig. 5 is the three-dimensional cutaway view of the utility model reverse sound wave earphone second embodiment;
Fig. 6 is the sound wave cross-sectional schematic of the reverse sound wave earphone of the utility model.
Wherein, Reference numeral
1 reverse sound wave earphone
10 earphone cases
11 procapsids
111 sound mouths
13 back casings
131 bodies
133 intercept net
135 introducing ports
15 inner spaces
17 go out line
171 sound channels
19 reflecting parts
20 fixed supports
21 outer ring walls
23 projections
25 group connecting parts
30 high pitch monomers
40 bass monomers
41 vibrating diaphragms
411 first surfaces
413 second surfaces
42 voice coil loudspeaker voice coils
43 copper rings
44 rivets
45 washers
46 magnet
47 iron pans
50 passive vibrating diaphragms
55 connecting rings
60 circuit assemblies
61 first circuit boards
63 second circuit boards
80 earplug cushion rubbers
81 openings
The saturating range of sound of C
H high pitch sound wave
L tone frequency channel wire
L fbass sound wave
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present utility model and operation principle are described in detail:
Consult Fig. 1-Fig. 5, be respectively the three-dimensional cutaway view of the stereogram of the reverse sound wave earphone of the utility model, the exploded view of the first embodiment, the three-dimensional cutaway view of the first embodiment, the exploded view of the second embodiment and the second embodiment.As Figure 1-Figure 5, the utility model reverse sound wave earphone 1 comprises earphone case 10, fixed support 20, high pitch monomer 30, bass monomer 40 and a passive vibrating diaphragm 50.
As shown in figs 2-4, earphone case 10 comprises procapsid 11 and a back casing 13.Procapsid 11 comprises a sound mouth 111.After back casing 13 and procapsid combine mutually, be formed with an inner space 15, and the both sides in relative interior space 15 are respectively out line 17 and reflecting part 19.Go out line 17 to be positioned between fixed support 20 and sound mouth 111.Go out line 17 and comprise a sound channel 171, and sound channel 171 is communicated with inner space 15.Passive vibrating diaphragm 50 is arranged at reflecting part 19.Further, passive vibrating diaphragm 50 is connected with earphone case 10 by a connecting ring 55.
Earphone case 10 can also comprise an obstruct net 133, intercepts between outside and passive vibrating diaphragm 50, to avoid preventing dust from falling into the start affecting passive vibrating diaphragm 50.In addition, the gas permeability that net 133 also provides part is intercepted.In the embodiment of 2-5 figure, back casing 13 comprises body 131 and intercepts net 133.Intercept net 133 to be connected with body 131, intercepting net 133 can the side of enclosed body 131, forms reflecting part 19 intercepting between net 133 and bass monomer 40.These are only example, in fact, back casing 13 also can be one of the forming.
High pitch monomer 30 is arranged in earphone case 10, further, high pitch monomer 30 can with the inwall clamping of procapsid 11.High pitch monomer 30 produces a high pitch sound wave, and high pitch monomer 30 have one go out sound direction system towards sound mouth 111.As shown in Figures 2 and 3, in a first embodiment, high pitch monomer 30 can be the monomer of flat, and is arranged in sound channel 171.In this embodiment, high pitch monomer 30 can be moving-iron type monomer, balanced armature monomer or armature type monomer etc.As shown in Figures 4 and 5, in a second embodiment, high pitch monomer 30 can be discoid monomer, and is arranged in the inner space 15 of non-sound channel 171, and is close to sound channel 171.In a second embodiment, high pitch monomer 30 can be moving-coil type monomer, moving-iron type monomer, piezoelectric type monomer etc.
Fixed support 20 is arranged in inner space 15, with the inwall clamping of earphone case 10.In the embodiment of 2-5 figure, fixed support 20 comprises outer ring wall 21, at least two projection 23 and a group connecting part 25.Projection 23 radially convex, on outer ring wall 21, and to be equiangularly laid on outer ring wall 21.Fixed support 20 is fixedly arranged on the inwall of earphone case 10 by projection 23, and between projection 23, be formed with at least one range of sound C.Group connecting part 25 connects a circuit assembly 60 in order to group.Circuit assembly 60 is electrically connected high pitch monomer 30 and/or bass monomer 40.In fact, circuit assembly 60 can be realized by single printed circuit board (PCB) or multiple printed circuit board (PCB).As shown in 22 figure to Fig. 5, circuit assembly 60 comprises first circuit board 61 and a second circuit board 63.First circuit board 61 connects high pitch monomer 30, and second circuit board 63 connects bass monomer 40.The shape of above fixed support 20 and the docked mode of circuit assembly 60 are only example, not in order to restriction.
Bass monomer 40 to be fixedly arranged in the inner space 15 of earphone case 10 with fixed support 20 and between high pitch monomer 30 and passive vibrating diaphragm 50.Bass monomer 40 can be a moving-coil type monomer or a moving-iron type monomer.As shown in Figures 2 and 4, be moving-coil type monomer for bass monomer 40, bass monomer 40 comprises vibrating diaphragm 41, voice coil loudspeaker voice coil 42, copper ring 43, rivet 44, washer 45, magnet 46 and an iron pan 47.One first surface 411 of vibrating diaphragm 41 is towards passive vibrating diaphragm 50.Voice coil loudspeaker voice coil 42 connects the second surface 413 of vibrating diaphragm 41, and second surface 413 is relative to first surface 411.Magnet 46 and washer 45 are fixed on iron pan 47 by rivet 44, and vibrating diaphragm 41 is connected on iron pan 47 by copper ring 43.Overall bass monomer 40 is fixed in fixed support 20 by iron pan 47.These are only example, but be not limited thereto.
Consult Fig. 6, the sound wave cross-sectional schematic of the reverse sound wave earphone of the utility model.As shown in Figure 6, high pitch monomer 30 produces high pitch sound wave H, and arrives sound mouth 111 by sound channel 171.The vibrating diaphragm 41 of bass monomer 40 produces bass sound wave L f, and towards passive vibrating diaphragm 50.Bass sound wave L fafter the reflection of passive vibrating diaphragm 50, arrive sound mouth 111 via saturating range of sound C.
Further, circuit assembly 60, such as, in first circuit board 61 and second circuit board 63, more comprises Circuit tuning, makes the phase place of high pitch sound wave H and bass sound wave LF can be adjusted to identical.Circuit assembly 60 is also connected with a tone frequency channel wire L.Tone frequency channel wire L is connected with first circuit board 61 or second circuit board 63 through after the introducing port 135 on body 131, and is fixed on earphone case 10.
In addition, reverse sound wave earphone 1 also comprises an earplug cushion rubber 80, and earplug cushion rubber 80 is sheathed on the outside of procapsid 11, its function series user to put on reverse sound wave earphone 1 more comfortable.Earplug cushion rubber 80 comprises an opening 81, corresponding to sound mouth 111.
The main technical characteristic of the utility model inverse type Headphone structure is to utilize passive vibrating diaphragm to reflect bass sound wave, under the prerequisite not increasing integrally-built volume, by the path increasing bass sound wave process, carry out optimization frequency response, present effect to provide finer sound to user.
Certainly; the utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection range that all should belong to the claim appended by the utility model.

Claims (9)

1. a reverse sound wave earphone, is characterized in that, comprise:
One earphone case, has an inner space and is divided into one of these two ends, inner space and go out line and a reflecting part, and this one end going out line has a sound mouth, and this reflecting part is provided with a passive vibrating diaphragm;
One high pitch monomer, is arranged in this earphone case, and this high pitch monomer produces a high pitch sound wave, this high pitch monomer go out sound direction towards this sound mouth; And
One bass monomer, to be fixedly arranged on a fixed support in this inner space of this earphone case and between this high pitch monomer and this passive vibrating diaphragm, at least one range of sound is formed between this fixed support and this earphone case, this bass monomer produces a bass sound wave, this bass monomer go out sound direction towards this passive vibrating diaphragm, this passive vibrating diaphragm also by this bass acoustic reflection, and can arrive this sound mouth via this at least one range of sound.
2. reverse sound wave earphone according to claim 1, it is characterized in that, this fixed support comprises an outer ring wall, this outer ring wall is radially outward convexly equipped with at least two projections, be formed with this at least one range of sound between this at least two projection, this fixed support is fixedly arranged on the inwall of this earphone case with this at least two projection.
3. reverse sound wave earphone according to claim 2, is characterized in that, this at least two projection is for be angularly laid on this outer ring wall.
4. reverse sound wave earphone according to claim 1, is characterized in that, this fixed support more comprises a group connecting part and connects a circuit assembly with group, and this circuit assembly is electrically connected this high pitch monomer or this bass monomer.
5. reverse sound wave earphone according to claim 1, is characterized in that, this goes out line and comprises a sound channel, and this high pitch monomer is arranged in this sound channel.
6. reverse sound wave earphone according to claim 1, is characterized in that, this goes out line and comprises a sound channel, and this high pitch monomer is arranged in this inner space beyond this sound channel.
7. reverse sound wave earphone according to claim 1, is characterized in that, this earphone case more comprises an obstruct net, and this obstruct net intercepts between outside and this passive vibrating diaphragm.
8. reverse sound wave earphone according to claim 1, it is characterized in that, this earphone case comprises a procapsid and a back casing, wherein this goes out line and is positioned at this procapsid, and this reflecting part is positioned at this back casing, this procapsid more connects an earplug cushion rubber, and this earplug cushion rubber is sheathed on the outside of this procapsid.
9. reverse sound wave earphone according to claim 1, is characterized in that, this passive vibrating diaphragm is fixedly arranged on this earphone case by a connecting ring.
CN201520255562.0U 2015-04-24 2015-04-24 Reverse sound wave earphone Active CN204518027U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520255562.0U CN204518027U (en) 2015-04-24 2015-04-24 Reverse sound wave earphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520255562.0U CN204518027U (en) 2015-04-24 2015-04-24 Reverse sound wave earphone

Publications (1)

Publication Number Publication Date
CN204518027U true CN204518027U (en) 2015-07-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520255562.0U Active CN204518027U (en) 2015-04-24 2015-04-24 Reverse sound wave earphone

Country Status (1)

Country Link
CN (1) CN204518027U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110572755A (en) * 2019-09-06 2019-12-13 歌尔科技有限公司 Acoustic device and electronic apparatus
CN111164989A (en) * 2017-11-20 2020-05-15 宝星甲子股份有限公司 Hybrid speaker

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111164989A (en) * 2017-11-20 2020-05-15 宝星甲子股份有限公司 Hybrid speaker
CN110572755A (en) * 2019-09-06 2019-12-13 歌尔科技有限公司 Acoustic device and electronic apparatus

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