CN206611574U - Horn single body - Google Patents
Horn single body Download PDFInfo
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- CN206611574U CN206611574U CN201720301234.9U CN201720301234U CN206611574U CN 206611574 U CN206611574 U CN 206611574U CN 201720301234 U CN201720301234 U CN 201720301234U CN 206611574 U CN206611574 U CN 206611574U
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- voice coil
- single body
- coil loudspeaker
- magnetic circuit
- loudspeaker voice
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Abstract
The utility model provides a kind of horn single body, including shell, one group of vibrational system being housed in shell and at least two groups magnetic circuit systems；Wherein, vibrational system includes a vibrating diaphragm and is pasted and fixed on voice coil loudspeaker voice coil of the vibrating diaphragm close to magnetic circuit system side, and the number of voice coil loudspeaker voice coil is equal with the group number of magnetic circuit system；Every group of magnetic circuit system includes conductive magnetic yoke, the magnet and washer being housed in successively in conductive magnetic yoke.Using above-mentioned utility model, when horn designs are longer and narrower, promoted using two or more voice coil loudspeaker voice coils, prevent single voice coil designs from being deformed caused by long and narrow；It is easier to realize larger impedance design compared to single voice coil loudspeaker voice coil, makes horn single body that there is relatively low bottom to make an uproar.
Description
Technical field
The utility model is related to technical field of acoustics, more specifically, is related to a kind of horn single body.
Background technology
Loudspeaker (monomer) are as the conventional electro-acoustic transducer device for converting electrical energy into acoustic energy, and it is played not in sound place system
The effect that can or lack.Loudspeaker are a most weak device in sound place system, and for sound puts effect, it is one again
Most important part.The species of loudspeaker is various, and audio electric energy makes its cone or vibrating diaphragm shake by electromagnetism, piezoelectricity or electrostatic effect
Dynamic and with surrounding air produces resonance and sends sound.Therefore, exactly there is the appearance of loudspeaker or loudspeaker, people are just able to
Hear beautiful sound.
Existing horn single body, mainly includes a vibrational system and a magnetic circuit system；Wherein, vibrational system includes shaking
Film and voice coil loudspeaker voice coil, magnetic circuit system include conductive magnetic yoke, magnet and washer.Because voice coil loudspeaker voice coil uses racetrack structure, narrower in voice coil designs
When long, itself there is tension force or by external force in the case of, easily deform.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of horn single body, to solve existing racetrack loudspeaker
The situation that monomer voice coil loudspeaker voice coil is easily deformed, and be easier to realize the design of big impedance.
The horn single body that the utility model is provided, including shell, one group of vibrational system and at least two for being housed in shell
Group magnetic circuit system；Wherein, vibrational system includes a vibrating diaphragm and is pasted and fixed on voice coil loudspeaker voice coil of the vibrating diaphragm close to magnetic circuit system side, sound
The number of circle is equal with the group number of magnetic circuit system；Every group of magnetic circuit system includes conductive magnetic yoke, the magnetic being housed in successively in conductive magnetic yoke
Iron and washer.
Furthermore it is preferred that structure be in every group of magnetic circuit system, to be respectively formed between the side wall of magnet, washer and conductive magnetic yoke
Magnetic gap, voice coil loudspeaker voice coil corresponding with this group of magnetic circuit system position is hung in magnetic gap.
Furthermore it is preferred that structure be that the center of conductive magnetic yoke is set to the hollow pillar stand structure of projection, magnet and washer
It is set on the outside of pillar construction, magnetic gap is formed between magnet and washer and the side wall of pillar construction.
Furthermore it is preferred that structure be that vibrating diaphragm is racetrack structure, including fixed part positioned at vibrating diaphragm outermost, set successively
Put the ring portion and reinforcement part of the bending structure on the inside of fixed part；Voice coil loudspeaker voice coil is symmetricly set on reinforcement part on the short axle of vibrating diaphragm
On.
Furthermore it is preferred that structure be to include the becket of fixed vibrating diaphragm；Becket be arranged on fixed part and shell it
Between.
Furthermore it is preferred that structure be that voice coil loudspeaker voice coil is circular or racetrack structure.
Furthermore it is preferred that structure be to be connected in series or be connected in parallel between voice coil loudspeaker voice coil.
Furthermore it is preferred that structure be, in addition to the electric connection board for being sticked on shell and being correspondingly arranged with magnetic circuit system, with
The corresponding voice coil loudspeaker voice coil in magnetic circuit system position is connected with corresponding electric connection board and turned on.
It was found from technical scheme above, horn single body of the present utility model is provided with one group of vibrational system and at least two
Group magnetic circuit system, the voice coil loudspeaker voice coil in vibrational system is correspondingly arranged with magnetic circuit system, driven using multi-magnetic circuit system, it is to avoid long and narrow
(racetrack) voice coil loudspeaker voice coil is easily caused to be deformed；In addition it is easier to obtain larger impedance when multitone ring (series connection) is designed, effectively subtracts
Few bottom is made an uproar, and can also suitably increase product overall driving force when multiple voice coil loudspeaker voice coils are rationally designed.
Brief description of the drawings
By reference to the explanation below in conjunction with accompanying drawing, and with being more fully understood to of the present utility model, this practicality is new
The other purposes and result of type will be more apparent and should be readily appreciated that.In the accompanying drawings：
Fig. 1 is the profile of the horn single body according to the utility model embodiment；
Fig. 2 is the structural representation one of the horn single body according to the utility model embodiment；
Fig. 3 is the structural representation two of the horn single body according to the utility model embodiment.
Reference therein includes：Shell 1, vibrating diaphragm 2, the first voice coil loudspeaker voice coil 31, the second voice coil loudspeaker voice coil 32, the first washer 41, second
Washer 42, the first magnet 51, the second magnet 52, the first conductive magnetic yoke 61, the first pillar construction 611, the second conductive magnetic yoke 62, second are stood
Rod structure 621, the first electric connection board 71, the second electric connection board 72, becket 8.
Identical label indicates similar or corresponding feature or function in all of the figs.
Embodiment
The problems such as to solve the small driving force that single magnetic circuit system driving horn single body is present at present, vibrating diaphragm unbalance stress, this
The horn single body of utility model is provided with one group of vibrational system and at least two groups magnetic circuit systems, and vibrational system includes vibrating diaphragm and fixation
Voice coil loudspeaker voice coil in vibrating diaphragm side, the number of voice coil loudspeaker voice coil is corresponding with the setting group number of magnetic circuit system；Every group of magnetic circuit system includes one
Conductive magnetic yoke, the magnet for being fixed on conductive magnetic yoke center and it is fixed on washer of the magnet away from conductive magnetic yoke side.Multigroup magnetic circuit
The effect one by one of system and multitone ring, rationally can increase vibrating diaphragm driving force during design；In addition, multiple voice coil loudspeaker voice coils are set simultaneously, it is single
Individual circular voice coils are not allowed yielding with respect to runway type voice coil, it is to avoid voice coil loudspeaker voice coil and vibrating diaphragm are deformed upon, so as to optimize horn single body
Qualitative reliability.
For be described in detail the utility model embodiment horn single body structure, below with reference to accompanying drawing to the utility model
Horn single body be provided with one group of vibrational system and the specific embodiment of two groups of magnetic circuit systems is described in detail.
Fig. 1 shows the cross-section structure of the horn single body according to the utility model embodiment；Fig. 2 and Fig. 3 are respectively from difference
Angle shows the overall structure of the horn single body according to the utility model embodiment.
As Fig. 1 to Fig. 3 jointly shown in, the horn single body of the utility model embodiment, including shell 1, be housed in shell 1
One group of vibrational system and two groups of magnetic circuit systems；Wherein, vibrational system includes vibrating diaphragm 2 and is pasted and fixed on the two of the side of vibrating diaphragm 2
Individual voice coil loudspeaker voice coil, each voice coil loudspeaker voice coil is correspondingly arranged with one group of magnetic circuit system, and every group of magnetic circuit system includes conductive magnetic yoke, the magnet being correspondingly arranged
And washer.
Specifically, vibrating diaphragm 2 is racetrack structure, including fixed part positioned at the outermost of vibrating diaphragm 2, is successively set on fixed part
The ring portion of the bending structure of inner side and reinforcement part；First voice coil loudspeaker voice coil 31 and the second voice coil loudspeaker voice coil 32 are symmetrical arranged on the short axle of vibrating diaphragm 2
On reinforcement part, for respect to one runway type voice coil of setting of two or more voice coil loudspeaker voice coils, voice coil loudspeaker voice coil is by itself stress or outer masterpiece
Be not susceptible to deformation.
Wherein, first group of magnetic circuit system includes the first conductive magnetic yoke 61, is arranged on the first conductive magnetic yoke 61 close to the side of vibrating diaphragm 2
First magnet 51, it is sticked in first washer 41 of first magnet 51 away from the side of the first conductive magnetic yoke 61；The side of first conductive magnetic yoke 61
The first magnetic gap is formed between wall and the first magnet 51 and the first washer 41, the first voice coil loudspeaker voice coil 31 is hung in the first magnetic gap.It is right
Ying Di, second group of magnetic circuit system includes the second conductive magnetic yoke 62, is arranged on second magnet of second conductive magnetic yoke 62 close to the side of vibrating diaphragm 2
52nd, it is sticked in second washer 42 of second magnet 52 away from the side of the second conductive magnetic yoke 62；The side wall and second of second conductive magnetic yoke 62
The second magnetic gap is formed between the washer 42 of magnet 52 and second, the second voice coil loudspeaker voice coil 32 is hung in the second magnetic gap.
In an embodiment of the present utility model, the center of the first conductive magnetic yoke 61 and the second conductive magnetic yoke 62
It is respectively set to raised and hollow the first pillar construction 611 and the second pillar construction 621, the first pillar construction 611 and second
The structure of pillar construction 621 is identical, and its center is disposed as hollow through-hole structure, is applied by horn single body to earphone, hand
When in the electronic equipments such as machine, the cavity that can be formed with the housing of electronic equipment is turned on to be formed after the operatic tunes.Similarly, the second magnetic conduction
Yoke 62 is identical with the structure of the first conductive magnetic yoke 61, and the two is symmetric on the short-axis direction or Y direction of horn single body；
Wherein, the cross-section structure of horn single body shown in Fig. 1, is the knot splitted along the major axis or X-direction of horn single body or vibrating diaphragm 2
Structure.
In other words, the first conductive magnetic yoke 61 (or second conductive magnetic yoke 62) include fix the first magnet 51 (or second magnet 52) and
The horizontal fixed part of first washer 41 (or second washer 42), and position at its center raised and hollow first
Pillar construction 611 (or second pillar construction 621), the first magnet 51 (or second magnet 52) and the first washer 41 (or the second China
42) department is set in the outside of the first pillar construction 611 (or second pillar construction 621) and is fixedly connected with fixed part.
In addition, the first magnet 51 and the first washer 41 are to be set in the loop configuration on the outside of the first column, the first column
Side wall and the first magnet 51 and the first washer 41 between form the first magnetic gap, the first voice coil loudspeaker voice coil 31 is hung in the magnetic gap；
Second magnet 52 and the second washer 42 are to be set in the loop configuration on the outside of the second column, the side wall and the second magnetic of the second column
The second magnetic gap is formed between the washer 42 of iron 52 and second, the second voice coil loudspeaker voice coil 32 is hung in the magnetic gap.
In another embodiment of the present utility model, voice coil loudspeaker voice coil (including the first voice coil loudspeaker voice coil 31 and second voice coil loudspeaker voice coil 32) is circle
Shape or racetrack structure, wherein, the voice coil loudspeaker voice coil of circular configuration is more firm relative to the voice coil loudspeaker voice coil of racetrack structure, be unlikely to deform and
Easily coiling.
Further, horn single body of the present utility model can be mutually gone here and there between each voice coil loudspeaker voice coil at least provided with two voice coil loudspeaker voice coils
Join or be connected in parallel；Wherein, each voice coil loudspeaker voice coil being connected in parallel, when one of voice coil loudspeaker voice coil breaks down, does not interfere with other sounds
The normal work of circle；And the voice coil loudspeaker voice coil being connected in series compares situation in parallel and results in higher impedance, horn single body is more easy to driving,
And bottom make an uproar it is small.
To ensure the firmness of vibrating diaphragm fixation, horn single body of the present utility model also includes the becket of fixed vibrating diaphragm 2
8, becket 8 is fixed between the fixed part of the upper surface of shell 1 and vibrating diaphragm 2, and the becket 8 generally uses copper ring.Wherein, it is golden
Category ring can not only ensure that the glue for fixing vibrating diaphragm is evenly distributed in each contact surface, when sound is excessive, it is to avoid vibrating diaphragm loses
True or distorsion；Big volume is arrived in horn single body regulation, when the motion amplitude of vibrating diaphragm becomes big, additionally it is possible to avoid voice coil loudspeaker voice coil dislocate or
Vibrating diaphragm is from phenomenons such as shell edge disengagements, and the reliability height of horn single body, acoustical behavior are stable.
In another embodiment of the present utility model, horn single body also includes being used to connect horn single body inside and outside
The electric connection board of circuit, including the first electric connection board 71 and the second electric connection board 72, the lead of the first voice coil loudspeaker voice coil 31 are electrically connected with first
Fishplate bar 71 is turned on, and the lead of the second voice coil loudspeaker voice coil 32 is turned on the second electric connection board 72.Set horn single body is applied to exterior terminal
When standby middle, electric connection board is used to turn on terminal device, and the conducting of horn single body peripheral circuits is realized by electric connection board.Its
In, electric connection board can use FPCB (Flexible Printed Circuit Board, flexible printed circuit board).
The horn single body that the utility model is provided can be seen that by above-mentioned embodiment, at least two groups magnetic circuits are provided with
System, the voice coil loudspeaker voice coil mating reaction of each magnetic circuit system respectively with correspondence position, when the voice coil loudspeaker voice coil in magnetic field has tone currents to flow through
When, alternate motion can be produced by an alternation motive force, so that diaphragm oscillations sounding is driven, voice coil loudspeaker voice coil during multiple small voice coil loudspeaker voice coil stress
It is unlikely to deform, voice coil loudspeaker voice coil impedance larger when connecting can effectively reduce bottom and make an uproar；In addition, multi-magnetic circuit system is gone back when setting reasonable design
The driving force of vibrating diaphragm and voice coil loudspeaker voice coil can be increased, the power of horn single body can be also obviously improved.
Described in an illustrative manner above with reference to accompanying drawing according to the utility model proposes horn single body.But, ability
Field technique personnel should be appreciated that the horn single body proposed for above-mentioned the utility model, can also not depart from this practicality newly
Various improvement are made on the basis of type content.Therefore, protection domain of the present utility model should be by appended claims
Content is determined.
Claims (8)
1. a kind of horn single body, it is characterised in that including shell, the one group of vibrational system and at least two being housed in the shell
Group magnetic circuit system；Wherein,
The vibrational system includes a vibrating diaphragm and is pasted and fixed on voice coil loudspeaker voice coil of the vibrating diaphragm close to the magnetic circuit system side, institute
The number for stating voice coil loudspeaker voice coil is equal with the group number of the magnetic circuit system；
Every group of magnetic circuit system includes conductive magnetic yoke, the magnet and washer being housed in successively in the conductive magnetic yoke.
2. horn single body as claimed in claim 1, it is characterised in that
In every group of magnetic circuit system, magnetic gap is respectively formed between the side wall of the magnet, washer and the conductive magnetic yoke, with this group of magnetic
The corresponding voice coil loudspeaker voice coil in road system position is hung in the magnetic gap.
3. horn single body as claimed in claim 2, it is characterised in that
The center of the conductive magnetic yoke is set to the hollow pillar stand structure of projection, and the magnet and the washer are set in described
The magnetic gap is formed between the outside of pillar construction, the magnet and the washer and the side wall of the pillar construction.
4. horn single body as claimed in claim 1, it is characterised in that
The vibrating diaphragm is racetrack structure, including fixed part positioned at the vibrating diaphragm outermost, is successively set on the fixed part
The ring portion of the bending structure of inner side and reinforcement part；
The voice coil loudspeaker voice coil is symmetricly set on the reinforcement part on the short axle of the vibrating diaphragm.
5. horn single body as claimed in claim 4, it is characterised in that
Also include the becket of the fixed vibrating diaphragm；
The becket is arranged between the fixed part and the shell.
6. horn single body as claimed in claim 1, it is characterised in that
The voice coil loudspeaker voice coil is circular or racetrack structure.
7. horn single body as claimed in claim 1, it is characterised in that
It is connected in series or is connected in parallel between the voice coil loudspeaker voice coil.
8. horn single body as claimed in claim 1, it is characterised in that
Also include the electric connection board being correspondingly arranged on the housing and with the magnetic circuit system that is sticked, with magnetic circuit system position
Put corresponding voice coil loudspeaker voice coil and connect conducting with corresponding electric connection board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301234.9U CN206611574U (en) | 2017-03-24 | 2017-03-24 | Horn single body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301234.9U CN206611574U (en) | 2017-03-24 | 2017-03-24 | Horn single body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206611574U true CN206611574U (en) | 2017-11-03 |
Family
ID=60174313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720301234.9U Active CN206611574U (en) | 2017-03-24 | 2017-03-24 | Horn single body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206611574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10798489B2 (en) | 2018-08-14 | 2020-10-06 | Tymphany Acoustic Technology (Huizhou) Co., Ltd. | Array type magnetic circuit system |
| CN114979910A (en) * | 2022-07-29 | 2022-08-30 | 歌尔股份有限公司 | Sound production device and electronic equipment |
-
2017
- 2017-03-24 CN CN201720301234.9U patent/CN206611574U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10798489B2 (en) | 2018-08-14 | 2020-10-06 | Tymphany Acoustic Technology (Huizhou) Co., Ltd. | Array type magnetic circuit system |
| CN114979910A (en) * | 2022-07-29 | 2022-08-30 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN114979910B (en) * | 2022-07-29 | 2022-11-25 | 歌尔股份有限公司 | Sound production device and electronic equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |