CN208623900U - A kind of thin high-power acoustic actuator - Google Patents
A kind of thin high-power acoustic actuator Download PDFInfo
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- CN208623900U CN208623900U CN201821224143.0U CN201821224143U CN208623900U CN 208623900 U CN208623900 U CN 208623900U CN 201821224143 U CN201821224143 U CN 201821224143U CN 208623900 U CN208623900 U CN 208623900U
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- thin
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- locating branch
- branch slice
- frame
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Abstract
The utility model relates to a kind of thin high-power acoustic actuator, including frame, U-shaped conductive magnetic yoke, magnet, magnetic pole core, voice coil, the first locating branch slice, the second locating branch slice and carrier ring.The arc ring that at least one raises upward between first locating branch slice both ends, second locating branch slice is identical by two chip architectures, thin slice extends through frame quadrangle to frame outer respectively and forms two pairs of connection terminals, after connection terminal accesses signal, voice coil can push carrier ring to vibrate, it is arranged on any flat thin plate when closely connecting carrier ring, flat thin plate can be pushed to radiate sound in air.According to scheme provided by the utility model, stability and reliability that voice coil pushes carrier ring and flat thin plate thereon can be significantly enhanced, approximately the same plane thin plate can be pushed to radiate sound using multiple thin high-power drivers when necessary, be suitable for flat-panel display devices and other particular applications.
Description
Technical field
The utility model relates to a kind of drivers, specifically a kind of to be suitable for making in the audio & video equipments such as panel TV set
Thin high-power acoustic actuator, belongs to electroacoustic techniques field.
Background technique
In the prior art, the speaker applied to large-scale LCD television set, it is desirable that sound pressure level is high, sound quality is good, the sound field uniformity
It is good, generally use the acoustic construction of multiple loudspeaker composition speakers to design to meet whole set of television requirement.With OLED, ULED etc.
Screen is more thinned the technology development of TV, and matched loudspeaker acoustic enclosure product requires thinner naturally for it, in order to guarantee
This kind of high-end TV complete machine pursues the aesthetics of narrow frame, and the traditional approach of video screen surrounding has been arranged in no longer in loudspeaker
It is applicable in.Therefore, seek it is a kind of slimming, acoustical behavior it is preferable, be mountable to the back side of panel TV set screen glass plate, or
The electro-acoustic element at the back side of plastics machine coverboard becomes the urgent need of household appliances manufacturer.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, and it is sharp to provide a kind of thin high-power sound
Device is encouraged, simple and compact for structure, medium-high frequency audio is excellent, easy for installation, expansion and high reliablity.
According to technical solution provided by the utility model: thin high-power acoustic actuator, it is characterised in that: including a basin
Frame is equipped with U-shaped conductive magnetic yoke in frame, and the top of U-shaped conductive magnetic yoke is flushed with frame upper base surface；
The upper base surface of U-shaped conductive magnetic yoke is provided with magnet, magnetic pole core is provided at the top of magnet, voice coil suspension is set
It sets in the magnetic gap of magnet and magnetic pole outer core and U-shaped conductive magnetic yoke inner wall composition；
The first locating branch slice and the second locating branch slice, first locating branch slice are provided with right above U-shaped conductive magnetic yoke
The surface of second locating branch slice is set,
Outer one end lower surface of first locating branch slice and outer one end upper surface of the second locating branch slice are combined closely, patch
The part of conjunction is closely connect with the step upper surface of frame together；
The other end lower surface of first locating branch slice is then combined closely with the other end upper surface of the second locating branch slice, fitting
Part closely connect with the outer wall of voice coil together；
Carrier ring is provided at the top of voice coil, any form of flat thin plate is arranged in the top of carrier ring.
Improvement to above-mentioned technical proposal, at least one arc to raise upward folding between the first locating branch slice both ends
Ring.
Improvement to above-mentioned technical proposal, the first locating branch slice is by elastic rubber or Thermoplastic polyurethane elastomer material system
At.
Improvement to above-mentioned technical proposal, U-shaped conductive magnetic yoke and frame are combined closely using interference fit type,
Improvement to above-mentioned technical proposal, the inner wall and magnet of voice coil and the outer wall of magnetic pole core keep a fixed gap, voice coil
Outer wall and the inner wall of U-shaped conductive magnetic yoke keep certain gap；
Improvement to above-mentioned technical proposal, the second locating branch slice is identical by two chip architectures, the left thin slice of symmetrical thin slice,
Right thin slice composition, two plate sheets extend through frame quadrangle to frame outer respectively, form two pairs of connection terminal first terminals, the
Two-terminal, third terminal, forth terminal.
Improvement to above-mentioned technical proposal, the thin slice of the second locating branch slice with mutually be not connected to be connected, by elastic metallic material
Beryllium copper, phosphor-copper are made.
The truncation surface of improvement to above-mentioned technical proposal, carrier ring is T-shaped, and the dome top surface of carrier ring is painted with glue
Glutinous agent, the bottom lower surface of flat thin plate and the dome top surface of carrier ring are combined closely in a manner of glued.
One or more thin high-power sound can be set in improvement to above-mentioned technical proposal, the bottom of flat thin plate
Driver.
Improvement to above-mentioned technical proposal, flat thin plate are made of the thin glass or plastics that can produce deformation.
Utility model has the advantages that
The utility model is simple and compact for structure, ingenious in design reasonable, easy for installation, the first locating branch slice and the second positioning branch
Piece setting enhances stability and reliability that voice coil pushes carrier ring and flat thin plate thereon in voice coil outer wall, utilizes
Flat thin plate radiates medium-high frequency sound, while being effectively reduced product thickness again, is suitable for flat-panel display devices and other spies
Different application.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model.
Fig. 2 is the decomposition diagram of the preferred embodiment in the utility model.
Fig. 3 is the sectional axonometric drawing of the preferred embodiment in the utility model.
Fig. 4 is the structural schematic diagram of the second locating branch slice in the preferred embodiment in the utility model.
Fig. 5 is the scheme of installation of the first locating branch slice, the second locating branch slice in the preferred embodiment in the utility model.
The position Fig. 6 the preferred embodiment in the utility model is mounted on the schematic diagram on flat thin plate.
Specific embodiment
Below with reference to specific drawings and examples, the utility model is described in further detail.
As shown in Fig. 1 ~ Fig. 3, high-power slim acoustic actuator in embodiment, mainly by including frame 1, U-shaped magnetic conduction
Yoke 2, magnet 3, magnetic pole core 4, the first locating branch slice 5, the second locating branch slice 6, voice coil 7 and carrier ring 8 form, peace in frame 1
Equipped with U-shaped conductive magnetic yoke 2, U-shaped conductive magnetic yoke 2 is combined closely with frame 1 using interference fit type, the top of U-shaped conductive magnetic yoke 2 and basin
1 upper base surface of frame flushes.The upper base surface of U-shaped conductive magnetic yoke 2 is provided with magnet 3, the top of magnet 3 is provided with magnetic pole
Core 4, voice coil 7, which suspends, to be arranged in the magnetic gap of magnet 3 and 4 outer wall of magnetic pole core and U-shaped 2 inner wall of conductive magnetic yoke composition, voice coil 7 it is interior
Wall and magnet 3 and the outer wall of magnetic pole core 4 keep a fixed gap, and the outer wall of voice coil 7 and the inner wall of U-shaped conductive magnetic yoke 2 are kept centainly
Gap.The surface of U-shaped conductive magnetic yoke 2 is provided with the first locating branch slice 5 and the second locating branch slice 6, first locating branch slice 5
The surface of second locating branch slice 6 is set, and outer one end lower surface of the first locating branch slice 5 is outer with the second locating branch slice 6
It combines closely along one end upper surface, is closely connect with the step upper surface of frame 1 together, under the other end of the first locating branch slice 5
Other end upper surface of the surface then with the second locating branch slice 6 is combined closely, and is closely connect with the outer wall of voice coil 7 together.In voice coil 7
Top be provided with carrier ring 8, the top of carrier ring 8 is settable to can produce plane of deformation thin plate 9.
As shown in Fig. 1 ~ Fig. 3, the arc that at least one raises upward between 5 both ends of the first locating branch slice in embodiment is rolled over
Ring 5.1 is typically provided with two arc rings 5.1,5.2, and the first locating branch slice 5 is by elastic rubber or thermoplastic polyurethane elastic
Body material is made.
As shown in Fig. 1 ~ Fig. 6, the second locating branch slice 6 is identical by two chip architectures in embodiment, and a symmetrical thin slice left side is thin
Piece 6.3, right thin slice 6.6 form, and two plate sheets 6.3,6.6 extend through 1 four jiaos of frame to 1 outer of frame respectively, form two pairs
Both connection terminal first terminal 6.1, Second terminal 6.2(form a pair of), third terminal 6.4, forth terminal 6.5(this two
Person forms a pair).The thin slice 6.3 and 6.6 of second locating branch slice is in an arm, is mutually not connected to be connected, by elastic metallic material beryllium
Copper, phosphor-copper are made.
As shown in Fig. 1 ~ Fig. 5,8 truncation surface of carrier ring in embodiment is T-shaped, and the dome top surface brushing of carrier ring 8
There is adhesive, the bottom lower surface of flat thin plate is combined closely in a manner of glued with the dome top surface of carrier ring 8.When even
After connecting terminal 6.1,6.4 or 6.1,6.5 or 6.2,6.4 or 6.2,6.5 accesses signal, voice coil 7 can push carrier ring 8 to vibrate,
When by carrier ring 8, closely connection is arranged on flat thin plate 9, promotion flat thin plate 9 is whole to radiate sound in air.
One or more thin high-power acoustic actuators can be set in the bottom of flat thin plate 9.
It should be noted last that the above specific embodiment is only to illustrate the technical solution of the utility model rather than limits
System, although the utility model is described in detail referring to example, those skilled in the art should understand that, it can be right
The technical solution of the utility model is modified or replaced equivalently, without departing from the spirit and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (10)
1. thin high-power acoustic actuator, it is characterised in that: including a frame (1), be equipped with U-shaped conductive magnetic yoke in frame (1)
(2), the top of U-shaped conductive magnetic yoke (2) is flushed with frame (1) upper base surface；
The upper base surface of U-shaped conductive magnetic yoke (2) is provided with magnet (3), magnetic pole core (4), sound are provided at the top of magnet (3)
It encloses (7) and suspends setting in the magnetic gap of magnet (3) and magnetic pole core (4) outer wall and U-shaped conductive magnetic yoke (2) inner wall composition；
The first locating branch slice (5) and the second locating branch slice (6), first positioning are provided with right above U-shaped conductive magnetic yoke (2)
Branch piece (5) is arranged in the surface of the second locating branch slice (6),
Outer one end lower surface of first locating branch slice (5) and outer one end upper surface of the second locating branch slice (6) are combined closely,
The part of fitting is closely connect with the step upper surface of frame (1) together；
Other end upper surface of the other end lower surface of first locating branch slice (5) then with the second locating branch slice (6) is combined closely, patch
The part of conjunction is closely connect with the outer wall of voice coil (7) together；
It is provided at the top of voice coil (7) carrier ring (8), any form of flat thin plate is arranged in the top of carrier ring (8)
(9).
2. thin high-power acoustic actuator as described in claim 1, it is characterised in that: first locating branch slice (5) two
The arc ring (5.1) that at least one raises upward between end.
3. thin high-power acoustic actuator as described in claim 1, it is characterised in that: first locating branch slice (5) by
Elastic rubber or Thermoplastic polyurethane elastomer material are made.
4. thin high-power acoustic actuator as described in claim 1, it is characterised in that: U-shaped conductive magnetic yoke (2) and frame (1)
It is combined closely using interference fit type.
5. thin high-power acoustic actuator as described in claim 1, it is characterised in that: the inner wall of voice coil (7) and magnet (3)
A fixed gap is kept with the outer wall of magnetic pole core (4), the outer wall of voice coil (7) and the inner wall of U-shaped conductive magnetic yoke (2) keep certain sky
Gap.
6. thin high-power acoustic actuator as described in claim 1, it is characterised in that: the second locating branch slice (6) is by two panels
Structure is identical, and the symmetrical left thin slice of thin slice (6.3), right thin slice (6.6) composition, two plate sheets are respectively to frame (1) outer
Extend through frame (1) quadrangle, forms two pairs of connection terminal first terminals (6.1), Second terminal (6.2), third terminal
(6.4), forth terminal (6.5).
7. thin high-power acoustic actuator as described in claim 1, it is characterised in that: a left side for second locating branch slice is thin
Piece (6.3) mutually is not connected to be connected with right thin slice (6.6), is made of elastic metallic material beryllium copper, phosphor-copper.
8. thin high-power acoustic actuator as described in claim 1, it is characterised in that: the truncation surface of carrier ring (8) is in T
Shape, and the dome top surface of carrier ring (8) is painted with adhesive, bottom lower surface and carrier ring (8) of flat thin plate (9)
Dome top surface is combined closely in a manner of glued.
9. thin high-power acoustic actuator as described in claim 1, it is characterised in that: the bottom of the flat thin plate (9)
One or more thin high-power acoustic actuators can be set in portion.
10. thin high-power acoustic actuator as described in claim 1, it is characterised in that: the flat thin plate (9) is by can
The thin glass or plastics for generating deformation are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821224143.0U CN208623900U (en) | 2018-08-01 | 2018-08-01 | A kind of thin high-power acoustic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821224143.0U CN208623900U (en) | 2018-08-01 | 2018-08-01 | A kind of thin high-power acoustic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208623900U true CN208623900U (en) | 2019-03-19 |
Family
ID=65708226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821224143.0U Active CN208623900U (en) | 2018-08-01 | 2018-08-01 | A kind of thin high-power acoustic actuator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650602A (en) * | 2018-08-01 | 2018-10-12 | 无锡杰夫电声股份有限公司 | A kind of thin high-power acoustic actuator |
| CN110149585A (en) * | 2019-06-25 | 2019-08-20 | 嘉兴市迪贝斯电声有限公司 | Double branch piece loudspeakers and its adhering method with branch piece bracket loop |
-
2018
- 2018-08-01 CN CN201821224143.0U patent/CN208623900U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650602A (en) * | 2018-08-01 | 2018-10-12 | 无锡杰夫电声股份有限公司 | A kind of thin high-power acoustic actuator |
| CN110149585A (en) * | 2019-06-25 | 2019-08-20 | 嘉兴市迪贝斯电声有限公司 | Double branch piece loudspeakers and its adhering method with branch piece bracket loop |
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