CN202565441U - Earphone with negative-pressure structure - Google Patents
Earphone with negative-pressure structure Download PDFInfo
- Publication number
- CN202565441U CN202565441U CN2012200337153U CN201220033715U CN202565441U CN 202565441 U CN202565441 U CN 202565441U CN 2012200337153 U CN2012200337153 U CN 2012200337153U CN 201220033715 U CN201220033715 U CN 201220033715U CN 202565441 U CN202565441 U CN 202565441U
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- negative pressure
- earphone
- moving
- casing body
- planar substrate
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Abstract
The utility model discloses an earphone with a negative-pressure structure. The earphone comprises an earphone shell body, an earphone cover, a silica gel earplug, a filter screen and a moving-coil sounding unit, wherein the silica gel earplug is sleeved at a protruding end of the earphone shell body, the filter screen is arranged on an outlet portion of the protruding end of the earphone shell body, the moving-coil sounding unit is arranged inside the earphone shell body, the earphone cover is covered on the earphone shell body in a joint mode, a sealed supporting frame provided with the moving-coil sounding unit is arranged at an end of the earphone shell body, the sealed supporting frame is further provided with a negative-pressure component, and the negative-pressure component and the moving-coil sounding unit are respectively arranged on the sealed supporting frame. The earphone with the negative-pressure structure has the advantages of being simple in structure, waterproof and capable of obtaining a good low-pitch effect even when the earphone cover is not provided with holes.
Description
Technical field
The utility model relates to Headphone structure, specifically is meant a kind of negative pressure structure earphone.
Background technology
The moving-coil type phonation unit of existing earphone; Its basic principle is from Fleming's Left Hand Rule, along with electric current changes the motion that vibrating diaphragm just produces front and back, also because the mode of wearing of earphone; Can push air and produce a rapid pressure air-flow; Also related push-and-pull vibrating diaphragm makes vibrating diaphragm be out of shape because of crowd motion, and sends crash crash crash strange sound.
As shown in Figure 5, be the structure of the earphone of old type.It comprises ear casing body 1, ear cap 2, silica gel earplug 3, filter screen 4, moving-coil type phonation unit 5; Described silica gel earplug 3 is sleeved on the protruding end 111 of ear casing body 1; Be provided with filter screen 4 in the exit of this end; Moving-coil type phonation unit 5 is arranged in the ear casing body 1, and ear cap 2 covers on ear casing body 1, opens the pore 10,11 of a hole or porous at ear casing body 1 and ear cap 2.In auricular concha, be mostly independent moving-coil type phonation unit 5; Independent moving-coil type phonation unit 5; Show stronger bass and just must lose some alts; Show just necessary some basses of loss of high pitch preferably, add the influence of pore 10,11, earphone sound will average out also more difficult.
The utility model content
The problem that the utility model need solve provides a kind of simple in structure, negative pressure structure earphone that not perforate of ear cap also can obtain better bass effect, waterproof.
The utility model can be realized through following technical scheme:
The utility model discloses a kind of negative pressure structure earphone; It comprises ear casing body, ear cap, silica gel earplug, filter screen, moving-coil type phonation unit, and described silica gel earplug is sleeved on the protruding end of ear casing body, is provided with filter screen in the exit of this end; The moving-coil type phonation unit is arranged in the ear casing body; Ear cap covers on the ear casing body, and sealed support is equipped with in described ear casing body Ruian, and described moving-coil type phonation unit is installed on the sealed support; Negative pressure mechanism part also is installed on sealed support, and described negative pressure mechanism's part and moving-coil type phonation unit are separately positioned on the sealed support.Because of when wearing, the moving-coil type phonation unit is push-and-pull campaign in auricular concha, Fast Compression air, increased an air pressure fast, this negative pressure mechanism part can be offset because of quickening the vibrating diaphragm that pressure produced and is out of shape.
As the improvement to such scheme: described negative pressure mechanism part is one or more above assembly; Be installed in respectively on the sealed support, sealed support and negative pressure mechanism part are added the function that the moving-coil type phonation unit all can be brought into play definition in the assembled arrangement mode or the arrangement angle of ear casing body.
Described sealed support is provided with one or more negative pressure mechanism part.Negative pressure mechanism part can carry out level or other direction setting according to the needs of Headphone structure.
Described negative pressure mechanism part can design according to the shape and structure of earphone, can also can be that the composite component of unlike material is formed by the cutting of the compound or different shape of one deck to multilayer.The material scope can be made up of metallic film, chemical macromolecule membrane, organic thin film etc.It includes planar substrate; Planar substrate is processed by materials such as metallic film or chemical macromolecule membrane or organic thin films; But intermediate light face place's perforate of planar substrate or not perforate, whether perforate all belongs to the selection on the production technology, does not influence that it is functional.
As the improvement to such scheme: the upper and lower surfaces of described planar substrate is provided with composite membrane.
Described composite membrane is processed by materials such as metallic film or chemical macromolecule membrane or organic thin films.
As the improvement of advancing to such scheme: the periphery of described planar substrate is provided with outstanding limit.
As the improvement of advancing to such scheme: the surface of described outstanding limit and planar substrate, composite membrane is the light face or is provided with decorative pattern, and no matter the surface is for the light face or be provided with decorative pattern and can bring into play all that it is functional.
As such scheme more advanced an improvement: the outermost of described planar substrate is provided with frame.The setting of this frame is only for being convenient to the perfect of production technology, and no frame does not also influence that it is functional.Can easily negative pressure mechanism part be fixed in the installing hole on the sealed support through frame.
The utility model negative pressure structure earphone is offset because of quickening the vibrating diaphragm distortion that pressure produced through negative pressure mechanism part, and it can obtain better sound, the especially reinforcement of bass according to after the telecommunication of conventional electric connection sound.The utility model negative pressure structure earphone has reduced the setting of the pore of ear casing body pore and ear cap, so can make the bass earphone of accomplishing big cubical content with the minimum volume amount.Also can be widely used in audition product under water, just so-called waterproof earphones.Certainly, present waterproof earphones does not have this setting.
Description of drawings
Accompanying drawing 1 is the perspective view of the utility model negative pressure structure earphone;
Accompanying drawing 2 is the decomposition texture sketch map of Fig. 1;
Accompanying drawing 3 is the sectional structure sketch map of Fig. 1;
Accompanying drawing 4 is the section and the air flow structure sketch map of the utility model negative pressure structure earphone;
Accompanying drawing 5 is old-fashioned structure earphone section and air flow structure sketch map;
Embodiment
To combine Figure of description to come the utility model is further described below:
Like accompanying drawing 1, Fig. 2, shown in Figure 3; The utility model discloses a kind of negative pressure structure earphone, it comprises ear casing body 1, ear cap 2, silica gel earplug 3, filter screen 4, moving-coil type phonation unit 5, and moving-coil type phonation unit 5 is provided with horn membrane 6 and hole 17; Described silica gel earplug 3 is sleeved on the protruding end of ear casing body 1; Be provided with filter screen 4 in the exit of this end, moving-coil type phonation unit 5 is arranged in the ear casing body 1, and ear cap 2 covers on ear casing body 1; Sealed support 8 is equipped with in described ear casing body 1 Ruian; Described moving-coil type phonation unit 5 is installed on the sealed support 8, and negative pressure mechanism part 9 also is installed on sealed support 8, and described negative pressure mechanism's part 9 and moving-coil type phonation unit 5 are horizontally set on the sealed support 8.Described sealed support 8 is provided with two installing holes, and moving-coil type phonation unit 5 is installed in respectively on the sealed support 8 with negative pressure mechanism part 9.In addition; A plurality of negative pressure mechanism part can be set on the sealed support; That can carry out level or other direction according to the needs of Headphone structure is provided with negative pressure mechanism part; Described negative pressure mechanism part 9 is one or more above assembly, is installed in respectively on the sealed support 8, and sealed support 8 is added the function that moving-coil type phonation unit 5 all can be brought into play definition in the assembled arrangement mode or the arrangement angle of ear casing body 1 with negative pressure mechanism part 9.
Shown in accompanying drawing 4, because of having installed negative pressure mechanism part 9, the forced draft 12 of Fig. 5 and conversion direction is the forced draft 14 among Fig. 4.Put into ear Nei Shiyin forced draft 14 and directly push negative pressure mechanism part 9 and can directly not push horn membrane 6 wearing earphone, the distortion 23 that just can not produce horn membrane among Fig. 5 just can not produce crash crash crash strange sound when wearing yet.Also therefore the perforate 10 of earphone protecgulum can be cancelled.Installed negative pressure mechanism part 9; When earphone operates; The promotion of horn membrane 6 has produced air-flow 13 and extruding negative pressure mechanism part 9 makes mechanism's part produce counter motion air- flow 15,16, under the situation of not perforate of earphone bonnet, can obtain better bass effect.
Shown in accompanying drawing 5, be to be old type Headphone structure figure.Because when putting into ear, ear and earphone produced one group fast forced draft 12 directly push horn membrane 6, produce inverted draft 18,19,21, produce reflected gas stream 22 because of pushing again.And inverted draft 18,19,21, reflected gas stream 22 can make air-flow produce back squish stream 20, cause the distortion 23 of horn membrane, send crash crash crash strange sound when wearing and produced.Want head it off, old type earphone must perforate on the earphone protecgulum, goes to reveal the air-flow in the earphone, the normal operation that could keep earphone.So just can not guarantee waterproof.
Shown in accompanying drawing 6; The described negative pressure of negative pressure mechanism part 9 mechanism part 9 includes planar substrate 28; Upper and lower surfaces at planar substrate 28 is provided with composite membrane 26,27, is provided with outstanding limit 25 in the periphery of planar substrate 28, is provided with frame 24 in the outermost of planar substrate 28.Described planar substrate 28, composite membrane 26,27 are processed by materials such as metallic film or chemical macromolecule membrane or organic thin films.Described outstanding limit 25 is the light face or is provided with decorative pattern with the surface of planar substrate 28, composite membrane 26,27, and no matter the surface is for the light face or be provided with decorative pattern and can bring into play all that it is functional.But intermediate light face place's perforate of planar substrate 28 or not perforate, whether perforate all belongs to the selection on the production technology, does not influence that it is functional.Whether frame 24 is to make things convenient for operations set, have frame 24 not influence the functional of it.The setting of frame 24 is only for being convenient to the perfect of production technology, and no frame 24 does not also influence that it is functional.The shape on outstanding limit 25, the shape of plane material 28, the shape of composite membrane 26,27 also because of the design of earphone inner space cubical content, can produce various variation.This negative pressure mechanism part 9 can also can be that the composite component of unlike material is formed by the cutting of the compound or different shape of one deck to multilayer.The material scope can be made up of metallic film, chemical macromolecule membrane, organic thin film etc.Do not limit its shape and combination at this yet,, all can produce effectively functionally, can reach desired effect according to the design of earphone as long as because pack this type of mechanism's part into.
The above is merely the preferred embodiment of the utility model, is not the utility model is done any pro forma restriction; But the those of ordinary skill of all industry is all implemented the utility model with the above shown in the by specification accompanying drawing swimmingly; But all professional and technical personnel of being familiar with the above technology contents that is disclosed capable of using and a little change of making, modify the equivalent variations with differentiation in not breaking away from the utility model technical scheme scope, be the equivalent embodiment of the utility model; Simultaneously, all essence technology according to the utility model to the change of any equivalent variations that above embodiment did, modify with differentiation etc., all still belong within the protection range of technical scheme of the utility model.
Claims (8)
1. negative pressure structure earphone; Comprise ear casing body (1), ear cap (2), silica gel earplug (3), filter screen (4), moving-coil type phonation unit (5); Described silica gel earplug (3) is sleeved on the protruding end (7) of ear casing body (1); Be provided with filter screen (4) in the exit of this end, moving-coil type phonation unit (5) is arranged in the ear casing body (1), and ear cap (2) covers on ear casing body (1); It is characterized in that: sealed support (8) is equipped with in described ear casing body (1) Ruian; Described moving-coil type phonation unit (5) is installed on the sealed support (8), and negative pressure mechanism part (9) also is installed on sealed support (8), and described negative pressure mechanism's part (9) is separately positioned on the sealed support (8) with moving-coil type phonation unit (5).
2. negative pressure structure earphone as claimed in claim 1; It is characterized in that: described negative pressure mechanism's part (9) is one or more above assembly; Be installed in respectively on the sealed support (8), sealed support (8) and negative pressure mechanism part (9) are added the function that moving-coil type phonation unit (5) all can be brought into play definition in the assembled arrangement mode or the arrangement angle of ear casing body (1).
3. negative pressure structure earphone as claimed in claim 2 is characterized in that: described negative pressure mechanism's part (9) includes planar substrate (28), and planar substrate (28) is processed by metallic film or chemical macromolecule membrane or organic thin film material.
4. negative pressure structure earphone as claimed in claim 3 is characterized in that: the upper and lower surfaces at planar substrate (28) is provided with composite membrane (26,27).
5. negative pressure structure earphone as claimed in claim 4 is characterized in that: described composite membrane (26,27) is processed by metallic film or chemical macromolecule membrane or organic thin film material.
6. negative pressure structure earphone as claimed in claim 5 is characterized in that: the periphery of described planar substrate (28) is provided with outstanding limit (25).
7. negative pressure structure earphone as claimed in claim 6 is characterized in that: the surface that described periphery hangs limit (25) and planar substrate (28), composite membrane (26,27) is the light face or is provided with decorative pattern.
8. negative pressure structure earphone as claimed in claim 7 is characterized in that: the outermost of described planar substrate (28) is provided with frame (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200337153U CN202565441U (en) | 2012-02-03 | 2012-02-03 | Earphone with negative-pressure structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200337153U CN202565441U (en) | 2012-02-03 | 2012-02-03 | Earphone with negative-pressure structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202565441U true CN202565441U (en) | 2012-11-28 |
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ID=47215042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200337153U Expired - Lifetime CN202565441U (en) | 2012-02-03 | 2012-02-03 | Earphone with negative-pressure structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202565441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104105021A (en) * | 2013-04-03 | 2014-10-15 | 固昌通讯股份有限公司 | Earphone set |
| CN104954901A (en) * | 2014-03-28 | 2015-09-30 | 美律电子（惠州）有限公司 | Earphone with water drainage channel |
-
2012
- 2012-02-03 CN CN2012200337153U patent/CN202565441U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104105021A (en) * | 2013-04-03 | 2014-10-15 | 固昌通讯股份有限公司 | Earphone set |
| CN104954901A (en) * | 2014-03-28 | 2015-09-30 | 美律电子（惠州）有限公司 | Earphone with water drainage channel |
| CN104954901B (en) * | 2014-03-28 | 2019-03-05 | 美律电子（惠州）有限公司 | Has the earphone of drainage channel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121128 |