CN208317002U - A kind of push-pull type double drive supersound projector - Google Patents
A kind of push-pull type double drive supersound projector Download PDFInfo
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- CN208317002U CN208317002U CN201820726579.3U CN201820726579U CN208317002U CN 208317002 U CN208317002 U CN 208317002U CN 201820726579 U CN201820726579 U CN 201820726579U CN 208317002 U CN208317002 U CN 208317002U
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- driving assembly
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- pull type
- double drive
- skeleton
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- 229910000831 Steel Inorganic materials 0.000 claims description 10
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- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of push-pull type double drive supersound projector, including frame, the first driving assembly is provided in frame, the front end of the first driving assembly is provided with symmetrical second driving assembly therewith；First driving assembly and the second driving assembly are connected through connecting column, are arranged with skeleton outside connecting column, the front and rear ends of skeleton are provided with voice coil；Vibrating diaphragm and the outer rim for playing wave are all connected with frame.The double drive symmetric magnetic field that the utility model uses, uniform driving force up and down is provided, vibrate loudspeaker linearly, distortion caused by nonlinear loudspeaker vibration is effectively reduced, also improve the efficiency of loudspeaker unit, increase the load power of loudspeaker unit, on the speaker of same volume size, push-pull type dual-drive speaker can export higher acoustic pressure, bigger power, lower distortion, it is very suitable to use on small-volume large-power acoustic product, it is more more prominent than similar size acoustics.
Description
Technical field
The utility model relates to loudspeaker field more particularly to a kind of push-pull type double drive supersound projectors.
Background technique
In the development course of loudspeaker, dynamic speaker is constantly in the leading position of industry, dynamic speaker
Mainly it is made of components such as magnet, upper lower clamp plate, the pole heart, voice coil and vibrating diaphragms.
For magnet between upper lower clamp plate, its effect is to generate a uniform magnetic field.When voice-frequency signalling current passes through
When the voice coil of loudspeaker, voice coil is by the power directly proportional to voice-frequency signalling current by one, due to the voice coil and cone basin of loudspeaker
Gun iron link together, constantly change in magnetic air gap with tone currents direction when producing the hour circle, and arrive when the vibrations are up and down, loudspeaking
The cone basin of device will be vibrated with the up-down vibration of voice coil, and the speed of cone basin vibration is related with the power frequency of the audio of input,
The amplitude of cone basin vibration is related with the power of the tone currents of input.
Vibration with magnetic occurs for air when cone basin is vibrated around excitation, forms sound wave, and sound wave is passed to human ear and just forms me
The sound usually heard.By constantly developing, loudspeaker has been greatly improved in performance harmony index, but passes
The Electrodynamic speaker structure principle of system is fairly simple, technically without important breakthrough.
Single driving magnetic field that existing loudspeaker generallys use, provides uniform driving force up and down, loudspeaker be easy because
Nonlinear vibration and cause to be distorted, the load power of loudspeaker unit is insufficient, and output acoustic pressure, power in smaller speaker are not
Foot, product have no alternative but be made into the biggish specification of speaker, and application range is relatively narrow.
Utility model content
The utility model aims to solve the problem that above-mentioned mentioned technical problem, provides a kind of high-power loudspeaking of push-pull type double drive
Device is effectively reduced distortion caused by nonlinear loudspeaker vibration, also improves the efficiency of loudspeaker unit, increase loudspeaker
The load power of unit can export higher acoustic pressure, bigger power, lower mistake on the speaker of same volume size
Very, it is very suitable to use on small-volume large-power acoustic product, it is more more prominent than similar size acoustics.
The utility model is realized through the following technical scheme:
A kind of push-pull type double drive supersound projector, including frame are provided with the first driving assembly in frame, and first drives
The front end of dynamic component is provided with symmetrical second driving assembly therewith；First driving assembly and the second driving assembly are through connecting column phase
Even, it is arranged with skeleton outside connecting column, the front and rear ends of skeleton are provided with voice coil, and two groups of voice coils are respectively cooperating with the first driving
Component and the second driving assembly vibration sounding；The part that skeleton is located between two groups of voice coils is provided with outwardly extending vibrating diaphragm and bullet
Wave, vibrating diaphragm, which is located at, plays wavefront side, and vibrating diaphragm and the outer rim for playing wave are all connected with frame.
Preferably, the first driving assembly includes the magnetizer being sequentially coaxially arranged from front to back, magnet steel and U-shaped magnetic conductive board,
The voice coil of skeleton rear end extends in the radial clearance of U-shaped magnetic conductive board side wall and magnetizer.
Preferably, the second driving assembly includes the magnetizer being sequentially coaxially arranged from back to front, magnet steel and U-shaped magnetic conductive board,
The voice coil of skeleton front end extends in the radial clearance of U-shaped magnetic conductive board side wall and magnetizer.
Preferably, axial through channel is offered on the first driving assembly, the second driving assembly and connecting column.
Preferably, the through channel inner wall for connecting post part is provided with internal screw thread, the first driving assembly and the second driving group
Part cooperates the internal screw thread of through channel to complete to be fixed to each other by way of wearing screw rod.
Preferably, it is provided at least two bullet waves on skeleton, is provided with gasket between adjacent bullet wave to separate.
Preferably, the mode of inner edge and outer rim through being bonded for playing wave is separately connected skeleton and frame.
Preferably, the voice coil of the front and rear ends of skeleton draws connecting terminal through independence, the mode of serial or parallel connection.
Preferably, the U-shaped magnetic conductive board of the first driving assembly is fixed on the rear of frame.
Preferably, connecting column is made of the non-magnet material of aluminium, copper or plastic-steel.
Beneficial effect is: compared with prior art, a kind of push-pull type double drive supersound projector of the utility model,
The double drive symmetric magnetic field of use provides uniform driving force up and down, vibrates loudspeaker linearly, it is non-that loudspeaker is effectively reduced
Distortion, also improves the efficiency of loudspeaker unit, the load power of loudspeaker unit is increased, identical caused by linear oscillator
On the speaker of volume size, push-pull type dual-drive speaker can export higher acoustic pressure, bigger power, lower distortion,
It is very suitable to use on small-volume large-power acoustic product, it is more more prominent than similar size acoustics, separately also have the advantage that
1, it by single loudspeaker unit realization push-pull type double drive function, twisted pair line circle and around mode, can individually raise
Two groups of audio signals are inputted on sound device simultaneously, reach stereophonic effect.
2, push-pull type double drive twin coil realizes series and parallel mode, and double magnetic circuit driving improves the efficiency of loudspeaker, effectively
Promote the sensitivity of loudspeaker.Double magnetic circuit, twin coil heat dissipation effect are more preferable, are overlapped mutually the function for being able to ascend loudspeaker unit
Rate.It is very suitable to use in the system of small-volume large-power.
3, the present invention will provide two groups of symmetrical, identical driving magnetic fields, and ingehious design is mounted on same unit, be formed
Symmetrically, uniform driving force, it is ensured that vibrational system is linearly vibrated, and the distortion of loudspeaker is effectively reduced.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing, in which:
Fig. 1 is the structural schematic diagram of the perspective view of this loudspeaker；
Fig. 2 is the structural schematic diagram at the lateral visual angle of this loudspeaker；
Fig. 3 is the schematic cross-section of Fig. 2 loudspeaker.
Specific embodiment
For defining the use setting direction based on speaker product in the front-back direction in the application, outside one
Side is front side, and the other side is rear side, and the right front-rear direction only determines statement benchmark, convenient for those skilled in the art understand that the application
The technical solution protected, the application are not limited to the benchmark.
As shown in Figure 1-Figure 3, a kind of push-pull type double drive supersound projector, including frame 1 are provided in frame 1
One driving assembly 2, the front end of the first driving assembly 2 are provided with symmetrical second driving assembly 3 therewith；First driving assembly, 2 He
Second driving assembly 3 is connected through connecting column 4, is arranged with skeleton 5 outside connecting column 4, the front and rear ends of skeleton 5 are provided with voice coil
6, and two groups of voice coils 6 are respectively cooperating with 3 vibration sounding of the first driving assembly 2 and the second driving assembly；Skeleton 5 is located at two groups of voice coils 6
Between part be provided with outwardly extending vibrating diaphragm 7 and play wave 8, vibrating diaphragm 7, which is located at, plays 8 front of wave, vibrating diaphragm 7 and the outer rim for playing wave 8
It is all connected with frame 1.
Frame 1 in the present embodiment can be Openworks shape as shown in Figure 2, and the first driving assembly 2 can be such as Fig. 1-Fig. 3
Shown in the rear of frame 1 is set, and the second driving assembly 3 then can be set in the front of vibrating diaphragm 7, the first driving assembly 2
With the second installation in opposite directions of driving assembly 3, the two is connected by connecting column 4；First driving assembly 2, the second driving assembly 3 and company
Connect the preferred coaxial arrangement of column 4.Vibrating diaphragm 7 can then be fixed on the front of frame 1, and vibrating diaphragm 7 is preferably the cone of indent shown in Fig. 3
Face.The outer rim of vibrating diaphragm 7 preferably connects frame 1 through ring, and the both ends of the ring preferably mode through being bonded is separately connected vibrating diaphragm 7 and basin
Frame 1.
A kind of push-pull type double drive supersound projector of the present embodiment, the double drive symmetric magnetic field used provide
Uniform driving force down, vibrates loudspeaker linearly, and distortion caused by nonlinear loudspeaker vibration is effectively reduced, also improves
The efficiency of loudspeaker unit increases the load power of loudspeaker unit, and on the speaker of same volume size, push-pull type is double to be driven
Dynamic loudspeaker can export higher acoustic pressure, bigger power, lower distortion, be very suitable to small-volume large-power acoustic product
Upper use, it is more more prominent than similar size acoustics.
As shown in figure 3, the first driving assembly 2 preferably includes the magnetizer 9 being sequentially coaxially arranged from front to back, 10 and of magnet steel
U-shaped magnetic conductive board 11, the voice coil 6 of 5 rear end of skeleton extend in the radial clearance of U-shaped 11 side wall of magnetic conductive board and magnetizer 9.Such as Fig. 3
Shown, the second driving assembly 3 preferably includes the magnetizer 9 being sequentially coaxially arranged from back to front, magnet steel 10 and U-shaped magnetic conductive board 11,
The voice coil 6 of 5 front end of skeleton extends in the radial clearance of U-shaped 11 side wall of magnetic conductive board and magnetizer 9.The section of U-shaped magnetic conductive board 11
To be U-shaped, magnetizer 9 and magnet steel 10 are both placed in U-shaped magnetic conductive board 11, make full use of space.The front end cooperation second of voice coil 6 is driven
Dynamic component 3, the rear end of voice coil 6 cooperate the first driving assembly 2, and double magnetic circuit driving improves the efficiency of loudspeaker, and effective promoted is raised
The sensitivity of sound device.
As shown in figure 3, preferably offering axial pass through on the first driving assembly 2, the second driving assembly 3 and connecting column 4
Circulation passage.Through channel is convenient for setting connector to keep the first driving assembly 2, the second driving assembly 3 and connecting column 4 mutually solid
It is fixed.
The through channel inner wall of 4 part of connecting column is preferably provided with internal screw thread, the first driving assembly 2 and the second driving assembly
3 cooperate the internal screw thread of through channel to complete to be fixed to each other by way of wearing screw rod.Connecting column 4 can be cylinder,
Material can be non-magnet material aluminium, copper or high temperature resistant plastic-steel etc., and connecting column 4 is equipped with certain height, one end connection first
Driving assembly 2, other end support the second driving assembly 3 of connection.
As shown in figure 3, being provided at least two bullet waves 8 on skeleton 5, gasket 12 is provided with to separate between adjacent bullet wave 8.
On the one hand the setting for playing wave 8 is used to fix skeleton 5, on the other hand can assist stablizing sounding.The superposition of two bullet waves 8, play wave 8 it
Between be spaced apart by gasket 12, gasket 12 is equipped with certain thickness, make it is double play waves 8 to vibrate phases non-interference, pass through double bullets
Wave 8 can improve the stability to work under Larger Dynamic to support, to provide the linear vibration more balanced under double drive large amplitude state
It is dynamic.The inner edge and the outer rim preferably mode through being bonded for playing wave 8 are separately connected skeleton 5 and frame 1.
The voice coil 6 of the front and rear ends of skeleton 5 can draw connecting terminal through independence, the mode of serial or parallel connection.Skeleton 5
Positioned at 4 periphery of connecting column, 5 upper and lower ends of skeleton can be wound with two groups of voice coils 6, and voice coil 6 can be wound with 2 layers, 4 layers or multilayer wire
Circle forms two groups of voice coils 6 up and down, and voice coil 6 is equipped with certain resistance value, winding height, coil diameter, and voice coil 6 is placed in driving magnetic field
In gap, two groups of 6 groups of voice coils can independent leading-out terminal, also can be reversed in series or in parallel in leading-out terminal.
Above embodiments are not limited to the technical solution of the embodiment itself, can be incorporated between embodiment new
Embodiment.Above embodiments are only to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this
Any modification of utility model spirit and scope or equivalent replacement should all cover the range in technical solutions of the utility model
It is interior.
Claims (10)
1. a kind of push-pull type double drive supersound projector, which is characterized in that including frame (1), frame is provided with first on (1)
Driving assembly (2), the front end of the first driving assembly (2) are provided with symmetrical second driving assembly (3) therewith；First driving assembly
(2) it is connected with the second driving assembly (3) through connecting column (4), is arranged with skeleton (5) outside connecting column (4), forward and backward the two of skeleton (5)
End is provided with voice coil (6), and two groups of voice coils (6) are respectively cooperating with the first driving assembly (2) and the second driving assembly (3) vibration hair
Sound；The part that skeleton (5) is located between two groups of voice coils (6) is provided with outwardly extending vibrating diaphragm (7) and plays wave (8), vibrating diaphragm (7) position
In playing in front of wave (8), vibrating diaphragm (7) and the outer rim for playing wave (8) are all connected with frame (1).
2. a kind of push-pull type double drive supersound projector according to claim 1, which is characterized in that first driving
Component (2) includes the magnetizer (9), magnet steel (10) and U-shaped magnetic conductive board (11) being sequentially coaxially arranged from front to back, after skeleton (5)
The voice coil (6) at end extends in the radial clearance of U-shaped magnetic conductive board (11) side wall and magnetizer (9).
3. a kind of push-pull type double drive supersound projector according to claim 2, which is characterized in that second driving
Component (3) includes the magnetizer (9), magnet steel (10) and U-shaped magnetic conductive board (11) being sequentially coaxially arranged from back to front, before skeleton (5)
The voice coil (6) at end extends in the radial clearance of U-shaped magnetic conductive board (11) side wall and magnetizer (9).
4. a kind of push-pull type double drive supersound projector according to claim 1 to 3, which is characterized in that described
Axial through channel is offered on one driving assembly (2), the second driving assembly (3) and connecting column (4).
5. a kind of push-pull type double drive supersound projector according to claim 4, which is characterized in that the connecting column
(4) the through channel inner wall of part is provided with internal screw thread, and the first driving assembly (2) and the second driving assembly (3) are by wearing spiral shell
The mode of bar come cooperate through channel internal screw thread complete be fixed to each other.
6. a kind of push-pull type double drive supersound projector according to claim 1, which is characterized in that the skeleton (5)
On be provided at least two bullet waves (8), be provided with gasket (12) between adjacent bullet wave (8) to separate.
7. a kind of push-pull type double drive supersound projector according to claim 1, which is characterized in that the bullet wave (8)
The mode of inner edge and outer rim through being bonded be separately connected skeleton (5) and frame (1).
8. a kind of push-pull type double drive supersound projector according to claim 1, which is characterized in that the skeleton (5)
The voice coils (6) of front and rear ends draw connecting terminal through independence, the mode of serial or parallel connection.
9. a kind of push-pull type double drive supersound projector according to claim 1, which is characterized in that first driving
The U-shaped magnetic conductive board (11) of component (2) is fixed on the rear of frame (1).
10. a kind of push-pull type double drive supersound projector according to claim 1, which is characterized in that the connecting column
(4) it is made of the non-magnet material of aluminium, copper or plastic-steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820726579.3U CN208317002U (en) | 2018-05-15 | 2018-05-15 | A kind of push-pull type double drive supersound projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820726579.3U CN208317002U (en) | 2018-05-15 | 2018-05-15 | A kind of push-pull type double drive supersound projector |
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| Publication Number | Publication Date |
|---|---|
| CN208317002U true CN208317002U (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820726579.3U Active CN208317002U (en) | 2018-05-15 | 2018-05-15 | A kind of push-pull type double drive supersound projector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113825073A (en) * | 2020-06-20 | 2021-12-21 | 深圳市科音美科技有限公司 | A multi-voice coil earphone speaker |
| CN114650489A (en) * | 2022-03-10 | 2022-06-21 | 歌尔股份有限公司 | Speakers and Sound Equipment |
| CN116132894A (en) * | 2023-03-08 | 2023-05-16 | 汉得利（常州）电子股份有限公司 | Unidirectional reinforced composite driving loudspeaker |
| CN116320922A (en) * | 2023-02-22 | 2023-06-23 | 浙江全方科技有限公司 | A dual external drive push-pull loudspeaker and its realization method |
-
2018
- 2018-05-15 CN CN201820726579.3U patent/CN208317002U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113825073A (en) * | 2020-06-20 | 2021-12-21 | 深圳市科音美科技有限公司 | A multi-voice coil earphone speaker |
| CN114650489A (en) * | 2022-03-10 | 2022-06-21 | 歌尔股份有限公司 | Speakers and Sound Equipment |
| CN116320922A (en) * | 2023-02-22 | 2023-06-23 | 浙江全方科技有限公司 | A dual external drive push-pull loudspeaker and its realization method |
| CN116132894A (en) * | 2023-03-08 | 2023-05-16 | 汉得利（常州）电子股份有限公司 | Unidirectional reinforced composite driving loudspeaker |
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