CN205793329U - A kind of Novel movable ferrum unit - Google Patents
A kind of Novel movable ferrum unit Download PDFInfo
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- CN205793329U CN205793329U CN201620458421.3U CN201620458421U CN205793329U CN 205793329 U CN205793329 U CN 205793329U CN 201620458421 U CN201620458421 U CN 201620458421U CN 205793329 U CN205793329 U CN 205793329U
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- shell fragment
- shell
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Abstract
The utility model discloses a kind of Novel movable ferrum unit, belong to technical field of acoustics.This utility model includes shell, vibrating diaphragm and driving assembly, assembly is driven to include coil fixing support, coil, Magnet, shell fragment and drive link, coil fixing support has on two relative sides, and these two relative sides and is respectively fixedly installed one group of coil, and coil fixing support is fixing in the enclosure；One end of shell fragment is fixing in the enclosure, and the other end is through the interval two groups of coils, and connects vibrating diaphragm by drive link；Magnet is fixed on shell fragment, and Magnet is between two groups of coils.This utility model utilizes two groups of coils and the driving assembly of one group of dynamic ferrum unit of Magnet composition, and the alternating magnetic field that coil produces makes Magnet produce vibration, and by drive link, this vibration passed to vibrating diaphragm, thus sends sound；Drive assembly the compactest small and exquisite, reduce the volume of dynamic ferrum unit；And Magnet and shell fragment will not be held because of shock, thus improve the antidetonation drop resistant performance of dynamic ferrum unit.
Description
Technical field
This utility model relates to a kind of speaker, more particularly, it relates to a kind of Novel movable ferrum unit.
Background technology
Dynamic ferrum earphone is as mid-to high-end product in the market, for comparing moving-coil earphone, its have frequency response curve more stable,
Sensitivity deep, the advantage such as resistance is little higher, pleasant, the most gradually accepted by the music-lover focusing on tonequality, pay attention to,
Institute's fan.Dynamic ferrum unit is that the crucial transducing of ferrum earphone drives element, and during existing dynamic ferrum cell operation, acoustical signal is with alternation
The form of current signal is sent to coil, and the induced field that coil produces is conducted to balanced armature, and balanced armature is at upper and lower two blocks of magnetic
The intrinsic magnetic field that ferrum produces is attracted or repulsive interaction and vibrate, and this vibration is passed to vibrating diaphragm by guide pin, vibrating diaphragm shakes
Move and send sound, outwards export from sender.
In existing dynamic ferrum cellular construction, coil is integrally fixed at the square iron side of installation Magnet, occupies more space,
Therefore limit reducing further of dynamic ferrum unit volume, and the miniaturization of dynamic ferrum unit has the biggest necessity, especially exists
More embodying in In-Ear Headphones, the size of dynamic ferrum unit directly influences the size of earphone volume.It addition, it is existing dynamic
Ferrum unit crash resistance is poor, and when being clashed into, its balanced armature is easily held by the Magnet of side and makes ferrum element failure,
Typically require and special shatter-resistant structure is set in dynamic ferrum unit to improve the drop resistant performance of dynamic ferrum unit, cause the knot of dynamic ferrum unit
Structure becomes more complicated.
Summary of the invention
1. utility model to solve the technical problem that
The purpose of this utility model is to overcome existing dynamic ferrum unit above shortcomings, it is provided that a kind of Novel movable ferrum unit, adopts
By the technical solution of the utility model, utilizing two groups of coils and the driving assembly of one group of dynamic ferrum unit of Magnet composition, Magnet is arranged on
On shell fragment, the alternating magnetic field that coil produces makes Magnet produce vibration, and by drive link, this vibration is passed to vibrating diaphragm, thus
Send sound；The driving assembly of dynamic ferrum unit is the compactest small and exquisite, further reduces the volume of dynamic ferrum unit；And Magnet and
Shell fragment will not be held because of shock, thus improves the antidetonation drop resistant performance of dynamic ferrum unit, and structure is simpler.
2. technical scheme
For reaching above-mentioned purpose, the technical scheme that this utility model provides is:
A kind of Novel movable ferrum unit of the present utility model, including shell, vibrating diaphragm and driving assembly, described vibrating diaphragm is installed on shell
In, shell is divided into ante-chamber and drives chamber, described driving assembly is located at driving intracavity, and drives diaphragm oscillations, described outside
Being communicated with the sound mouth of ante-chamber on shell, described driving assembly includes coil fixing support, coil, Magnet, shell fragment and drive link,
Described coil fixing support has on two relative sides, and these two relative sides and is respectively fixedly installed one group of coil, described
Coil fixing support fixing in the enclosure；One end of described shell fragment is fixing in the enclosure, and the other end is through two groups of coils
Interval, and connect vibrating diaphragm by drive link；Described Magnet is fixed on shell fragment, and Magnet is between two groups of coils.
Further, described coil fixing support is " Qian " shape or " mouth " shape structure.
Further, described shell fragment is structure as a whole with drive link, and described drive link is formed by one end bending of shell fragment.
Further, described Magnet arranges one piece or two pieces on shell fragment.
Further, use between described coil and coil fixing support to glued joint and fix.
Further, use between described Magnet and shell fragment and glued joint or be welded and fixed.
3. beneficial effect
The technical scheme using this utility model to provide, compared with existing known technology, has the advantages that
(1) a kind of Novel movable ferrum unit of the present utility model, it drives assembly by relatively-stationary two groups of coils and to be located at shell fragment also
Magnet composition between two groups of coils, utilizes two groups of coils and the interaction of one group of Magnet, the alternating magnetic field that coil produces
Make Magnet produce vibration, and by drive link, this vibration is passed to vibrating diaphragm, thus send sound；Use this structure, dynamic ferrum
The driving assembly of unit is the compactest small and exquisite, further reduces the volume of dynamic ferrum unit；And Magnet and shell fragment will not be because clashing into
And held by coil, thus improve the antidetonation drop resistant performance of dynamic ferrum unit；
(2) a kind of Novel movable ferrum unit of the present utility model, its coil fixing support is " Qian " shape or " mouth " shape structure, preferably
" Qian " shape structure, coil is fixed convenient, and simpler with the assembling of Magnet and shell fragment；
(3) a kind of Novel movable ferrum unit of the present utility model, its shell fragment is structure as a whole with drive link, and drive link is by the one of shell fragment
End bending is formed, and simple in construction is easy to make.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Novel movable ferrum unit of the present utility model.
Label declaration in schematic diagram:
1, shell；2, vibrating diaphragm；3, ante-chamber；4, chamber is driven；5, sound mouth；6, coil fixing support；7, coil；8、
Magnet；9, shell fragment；10, drive link.
Detailed description of the invention
For further appreciating that content of the present utility model, in conjunction with the accompanying drawings and embodiments this utility model is described in detail.
Embodiment
Shown in Fig. 1, a kind of Novel movable ferrum unit of the present embodiment, including shell 1, vibrating diaphragm 2 and driving assembly, vibrating diaphragm 2
It is installed in shell 1, shell 1 is divided into ante-chamber 3 and drives chamber 4, shell 1 being communicated with the sound mouth 5 of ante-chamber 3, drives
Dynamic assembly is located in driving chamber 4, and drives vibrating diaphragm 2 to vibrate, thus sends sound.Unlike the prior art, driving group
Part includes coil fixing support 6, coil 7, Magnet 8, shell fragment 9 and drive link 10, and coil fixing support 6 has two relative sides
Respectively being fixedly installed one group of coil 7 on face, and these two relative sides, coil fixing support 6 is fixed in shell 1, and coil is solid
Determining frame 6 can be " Qian " shape or " mouth " shape structure, in the present embodiment preferred " Qian " shape structure, uses " Qian " shape knot
The coil fixing support 6 of structure, coil 7 is fixed convenient, and simpler with the assembling of Magnet 8 and shell fragment 9；Shell fragment 9
One end is fixed in shell 1, and the other end is through the interval two groups of coils 7, and connects vibrating diaphragm 2 by drive link 10；Magnetic
Ferrum 8 is fixed on shell fragment 9, and Magnet 8 is between two groups of coils 7；In the present embodiment, shell fragment 9 with drive link 10 is
Integrative-structure, drive link 10 is formed by one end bending of shell fragment 9, and simple in construction is easy to make.Two groups of coils 7 around to phase
Contrary with wiring, or around identical to phase reverse wiring, the most preferably around to two groups of identical coils 7, can avoid
In installation process, distinguish coil winding-direction, make convenient.After coil 7 is energized, acoustical signal inputs with ac signal
Coil 7, so that coil 7 produces alternating magnetic field, under action of alternating magnetic field, Magnet 8 is made by attraction alternately and repulsion
With and on shell fragment 9, produce vibration, and by drive link 10, this vibration is passed to vibrating diaphragm 2, vibrating diaphragm 2 agitates air to send
Sound；Using said structure, the driving assembly of dynamic ferrum unit is the compactest small and exquisite, further reduces the volume of dynamic ferrum unit；
And Magnet 8 and shell fragment 9 will not be held by coil 7 because of shock, thus improve the antidetonation drop resistant performance of dynamic ferrum unit.
A kind of Novel movable ferrum unit of the present embodiment, its Magnet 8 arranges one piece or two pieces on shell fragment 9, Magnet 8 and shell fragment 9
Between can use splicing or be welded and fixed；Coil 7 can use flatwise coil to reduce the volume of dynamic ferrum unit further, also
Iron core can be set in coil 7 and produce field pole intensity with intensifier coil 7, can between coil 7 and coil fixing support 6
Fix to use to glued joint.
A kind of Novel movable ferrum unit of the present utility model, utilizes two groups of coils and the driving assembly of one group of dynamic ferrum unit of Magnet composition,
Magnet is arranged on shell fragment, and the alternating magnetic field that coil produces makes Magnet produce vibration, and this vibration is passed to by drive link
Vibrating diaphragm, thus send sound；The driving assembly of dynamic ferrum unit is the compactest small and exquisite, further reduces the volume of dynamic ferrum unit；
And Magnet and shell fragment will not be held because of shock, thus improve the antidetonation drop resistant performance of dynamic ferrum unit, structure is simpler.
Below being schematically described this utility model and embodiment thereof, this description does not has restricted, shown in accompanying drawing
Be also one of embodiment of the present utility model, actual structure is not limited thereto.So, if this area is common
Technical staff is enlightened by it, in the case of creating objective without departing from this utility model, without creatively designing and this technology
Frame mode that scheme is similar and embodiment, all should belong to protection domain of the present utility model.
Claims (6)
1. a Novel movable ferrum unit, including shell (1), vibrating diaphragm (2) and driving assembly, described vibrating diaphragm (2) is installed on
In shell (1), shell (1) being divided into ante-chamber (3) and drives chamber (4), driving chamber (4) is located at by described driving assembly
In, and drive vibrating diaphragm (2) to vibrate, and described shell (1) is communicated with the sound mouth (5) of ante-chamber (3), its feature exists
In: described driving assembly includes coil fixing support (6), coil (7), Magnet (8), shell fragment (9) and drive link (10),
Described coil fixing support (6) has on two relative sides, and these two relative sides and is respectively fixedly installed one group of coil (7),
Described coil fixing support (6) is fixed in shell (1)；One end of described shell fragment (9) is fixed in shell (1),
The other end is through the interval two groups of coils (7), and connects vibrating diaphragm (2) by drive link (10)；Described Magnet (8)
It is fixed on shell fragment (9), and Magnet (8) is positioned between two groups of coils (7).
A kind of Novel movable ferrum unit the most according to claim 1, it is characterised in that: described coil fixing support (6) is
" Qian " shape or " mouth " shape structure.
A kind of Novel movable ferrum unit the most according to claim 2, it is characterised in that: described shell fragment (9) and drive link
(10) being structure as a whole, described drive link (10) is formed by one end bending of shell fragment (9).
4. according to a kind of Novel movable ferrum unit described in claim 1 or 2 or 3, it is characterised in that: described Magnet (8)
Shell fragment (9) arranges one piece or two pieces.
A kind of Novel movable ferrum unit the most according to claim 4, it is characterised in that: described coil (7) is solid with coil
Determine to use between frame (6) to glued joint to fix.
A kind of Novel movable ferrum unit the most according to claim 5, it is characterised in that: described Magnet (8) and shell fragment (9)
Between use glued joint or be welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620458421.3U CN205793329U (en) | 2016-05-19 | 2016-05-19 | A kind of Novel movable ferrum unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620458421.3U CN205793329U (en) | 2016-05-19 | 2016-05-19 | A kind of Novel movable ferrum unit |
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| Publication Number | Publication Date |
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| CN205793329U true CN205793329U (en) | 2016-12-07 |
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| CN201620458421.3U Active CN205793329U (en) | 2016-05-19 | 2016-05-19 | A kind of Novel movable ferrum unit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135449A (en) * | 2017-05-27 | 2017-09-05 | 苏州亿欧得电子有限公司 | A kind of moving-iron receiver with New Magnetic Field Controlled guide structure |
| CN107360519A (en) * | 2017-07-26 | 2017-11-17 | 苏州逸巛声学科技有限公司 | A kind of receiver and its assembly technology |
| CN107580283A (en) * | 2017-07-26 | 2018-01-12 | 苏州逸巛声学科技有限公司 | A kind of receiver and its assembly technology |
| CN112243183A (en) * | 2019-07-19 | 2021-01-19 | 歌尔股份有限公司 | Magnetic potential loudspeaker and electronic equipment thereof |
-
2016
- 2016-05-19 CN CN201620458421.3U patent/CN205793329U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135449A (en) * | 2017-05-27 | 2017-09-05 | 苏州亿欧得电子有限公司 | A kind of moving-iron receiver with New Magnetic Field Controlled guide structure |
| CN107360519A (en) * | 2017-07-26 | 2017-11-17 | 苏州逸巛声学科技有限公司 | A kind of receiver and its assembly technology |
| CN107580283A (en) * | 2017-07-26 | 2018-01-12 | 苏州逸巛声学科技有限公司 | A kind of receiver and its assembly technology |
| CN112243183A (en) * | 2019-07-19 | 2021-01-19 | 歌尔股份有限公司 | Magnetic potential loudspeaker and electronic equipment thereof |
| WO2021012326A1 (en) * | 2019-07-19 | 2021-01-28 | 歌尔股份有限公司 | Magnetic-potential loudspeaker and electronic device using same |
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