CN216775003U

CN216775003U - Anti-resonance high-fidelity horn

Info

Publication number: CN216775003U
Application number: CN202220492165.5U
Authority: CN
Inventors: 怀治强
Original assignee: Jiashan Case Electronic Co ltd
Current assignee: Jiashan Case Electronic Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-06-17
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses an anti-resonance high-fidelity horn, which comprises an inner shell, wherein the outer side of the inner shell is connected with four anti-resonance devices, each anti-resonance device comprises a piston cavity, the bottom end in each piston cavity is connected with a first spring, the top end of the first spring is connected with a piston rod, one end, far away from the piston cavity, of each piston rod is processed with a groove, a turning ball is movably arranged in each groove, one end, far away from the piston rod, of each turning ball is connected with a supporting rod, one end, far away from the piston rod, of each supporting rod is connected with an installation cavity, the bottom end in each installation cavity is connected with a second spring, the bottom end of the inner shell is provided with shockproof cotton, and the inner shell is connected with an outer shell through the installation cavity, so that the anti-resonance high-fidelity horn has the beneficial effects that: the device simple structure has reduced the resonance of sound generating mechanism and shell body through the cooperation of spring one, piston chamber, piston rod, diversion ball and bracing piece to prevent tone quality impaired and the impaired of the interior part of sound generating mechanism.

Description

Anti-resonance high-fidelity horn

Technical Field

The utility model relates to the field of sound equipment, in particular to an anti-resonance high-fidelity loudspeaker.

Background

The loudspeaker is actually a conversion equipment that converts the electric energy into sound, and when different electronic energy passed to the coil, the coil produced the magnetic field interaction of an energy and magnet, and this kind of interaction caused the paper dish to vibrate, because electronic energy changes at any time, the coil of loudspeaker can move forward or backward, therefore the paper dish of loudspeaker will follow the motion, and this action makes the density degree of air change and produces sound.

In the existing loudspeaker, the function of preventing resonance is rarely provided, the sound effect is small, the difference is not too large, when the sound rises, elements in the loudspeaker can resonate with a shell of the loudspeaker, the loudspeaker can generate noise or even generate certain noise, the sound playing quality of the loudspeaker can be influenced, and long-term resonance can damage components in a box body, so that the sound box is damaged, and the service life of the loudspeaker is shortened.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the related art, the utility model provides an anti-resonance high-fidelity horn, which is used for overcoming the technical problems in the prior related art.

The technical scheme of the utility model is realized as follows:

the utility model provides a prevent resonant high-fidelity loudspeaker, includes interior casing, the interior casing outside is connected with the anti-resonance device that quantity is four, the anti-resonance device includes the piston chamber, piston intracavity bottom is connected with spring one, a spring top is connected with the piston rod, the piston rod is kept away from the one end processing in piston chamber is fluted, movable mounting has the diversion ball in the recess, the diversion ball is kept away from the one end of piston rod is connected with the bracing piece, the bracing piece is kept away from the one end of piston rod is connected with the installation cavity, the bottom is connected with spring two in the installation cavity, the cotton that takes precautions against earthquakes is installed to the bottom of interior casing, interior casing passes through the installation cavity is connected with the shell body, sound generating mechanism is installed to the bottom in the interior casing.

Furthermore, the sound generating device comprises a T-shaped plate, a magnetic ring is sleeved on the T-shaped plate, and a magnetic conduction plate is arranged at the other end of the magnetic ring.

Furthermore, a supporting frame is installed at the top end of the magnetic conduction plate, a positioning support piece is arranged in the supporting frame, and a voice coil is arranged at the center of the positioning support piece.

Furthermore, be equipped with the sound basin on the braced frame, the sound basin with voice coil loudspeaker voice coil fixed connection, the avris of sound basin is connected with the dog-ear, sound basin central point puts and is equipped with the dust cover.

Furthermore, the top end of the outer shell is connected with a sound amplifying cavity, and a dust screen is arranged on the sound amplifying cavity.

Furthermore, the outside of sound basin is equipped with quantity and is four locating racks, the locating rack with the inner wall of shell body is connected.

The utility model provides an anti-resonance high-fidelity horn, which has the following beneficial effects:

(1) the device simple structure has reduced the resonance of sound generating mechanism and shell body through the cooperation of spring one, piston chamber, piston rod, diversion ball and bracing piece to prevent tone quality impaired with the impaired of the interior part of sound generating mechanism, carry out the secondary through the cooperation of installation cavity, spring two and bracing piece and subtract resonance, further reduction the resonance of sound generating mechanism and shell body, thereby make tone quality impaired reach the minimum.

(2) The inner shell generates a magnetic field through the magnetic coil and the magnetic conduction plate, sound is emitted through the matching of the voice coil and the voice basin, the support frame is used for fixing the voice coil and the centering support sheet, the centering support sheet prevents the voice coil from deviating when vibrating, so that tone quality is damaged, the dustproof cap can prevent dust from entering the inside of the generating device, and the corrugated ring can provide buffering when vibrating the voice basin, so that tone quality is prevented from being damaged.

(3) The sound-amplifying cavity is used for further diffusing the sound emitted by the sound-generating device, the sound-amplifying effect is achieved, the dust is blocked outside through the dustproof net, the dust is prevented from entering the sound-generating device, the supporting frame is fixed through the positioning frame, and the supporting frame is prevented from vibrating together with the sound-generating device when the generating device vibrates, so that the tone quality is prevented from being damaged, and the fidelity effect is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a front view of an anti-resonance high fidelity horn according to an embodiment of the present invention;

FIG. 2 is a sectional view of an anti-resonance high-fidelity horn according to an embodiment of the utility model;

FIG. 3 is a schematic structural diagram of an anti-resonance device in an anti-resonance high-fidelity horn according to an embodiment of the utility model;

fig. 4 is a schematic structural diagram of a sound generating device in an anti-resonance high-fidelity horn according to an embodiment of the utility model.

In the figure:

1. an inner housing; 2. a piston cavity; 3. a first spring; 4. a piston rod; 5. a turning ball; 6. a support bar; 7. a mounting cavity; 8. a second spring; 9. shockproof cotton; 10. an outer housing; 11. a T-shaped plate; 12. a magnetic coil; 13. a magnetic conductive plate; 14. a support frame; 15. positioning the supporting sheet; 16. a voice coil; 17. a sound basin; 18. folding the ring; 19. a dust cover; 20. a sound amplification cavity; 21. a dust screen; 22. a positioning frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

The utility model is further described with reference to the following drawings and detailed description:

the first embodiment is as follows:

referring to fig. 1-4, an anti-resonance hi-fi speaker according to an embodiment of the present invention includes an inner housing 1, the outer side of the inner shell 1 is connected with four anti-resonance devices which comprise piston cavities 2, the inner bottom end of the piston cavity 2 is connected with a spring I3, the top end of the spring I3 is connected with a piston rod 4, a groove is processed at one end of the piston rod 4 far away from the piston cavity 2, a direction-changing ball 5 is movably arranged in the groove, one end of the turning ball 5, which is far away from the piston rod 4, is connected with a supporting rod 6, one end of the supporting rod 6, which is far away from the piston rod 4, is connected with an installation cavity 7, the inner bottom end of the mounting cavity 7 is connected with a second spring 8, the bottom end of the inner shell 1 is provided with shockproof cotton 9, the inner shell 1 is connected with an outer shell 10 through the mounting cavity 7, and a sound generating device is installed at the bottom end in the inner shell 1.

According to the scheme of the utility model, four anti-resonance devices are connected to the outer side of the inner shell 1, each anti-resonance device comprises a piston cavity 2, a first spring 3 is connected to the inner bottom end of each piston cavity 2, a piston rod 4 is connected to the top end of each first spring 3, a groove is machined in one end, far away from the piston cavity 2, of each piston rod 4, a turning ball 5 is movably installed in each groove, one end, far away from the piston rod 4, of each turning ball 5 is connected with a supporting rod 6, one end, far away from the piston rod 4, of each supporting rod 6 is connected with an installation cavity 7, a second spring 8 is connected to the inner bottom end of each installation cavity 7, shockproof cotton 9 is installed at the bottom end of the inner shell 1, the inner shell 1 is connected with an outer shell 10 through the installation cavity 7, a sound generating device is installed at the bottom end in the inner shell 1, and when a loudspeaker is used, the sound generating device in the inner shell 1 can generate vibration, the vibration force can be transmitted to the piston cavity 2 outside the inner shell 1 through the inner shell 1, the piston rod 4 can perform piston motion in the piston cavity 2, the first spring 3 in the piston cavity 2 absorbs the vibration force, so that resonance generated by the sound generating device and the outer shell 10 is reduced, the vibration of the sound generating device is not only horizontal vibration, the supporting rod 6 is turned through the matching of the turning ball 5 and the groove, the supporting rod 6 is prevented from limiting the vibration direction of the inner shell, when the sound generating device needs to increase the sound, the vibration of the sound generating device is increased, secondary resonance reduction is performed through the matching of the mounting cavity 7, the second spring 8 and the supporting rod 6, the resonance of the sound generating device and the outer shell 10 is further reduced, the shockproof cotton 9 at the bottom end of the inner shell 1 can prevent the bottom end of the inner shell 1 from vibrating with the outer shell 10, the device is simple in structure, and the first spring 3 and the piston cavity 2 can prevent the bottom end of the inner shell 1 from vibrating with the outer shell 10 The cooperation of piston rod 4, diversion ball 5 and bracing piece 6 has reduced the resonance of sound generating mechanism with shell body 10 to prevent tone quality impaired with the impaired of the interior part of sound generating mechanism, carry out the secondary through the cooperation of installation cavity 7, two 8 springs and bracing piece 6 and subtract resonance, further reduction the resonance of sound generating mechanism with shell body 10, thereby make tone quality impaired reach minimum.

Example two:

as shown in fig. 4, the sound generating device includes a T-shaped plate 11, a magnetic ring 12 is sleeved on the T-shaped plate 11, a magnetic conductive plate 13 is arranged at the other end of the magnetic ring 12, a supporting frame 14 is installed at the top end of the magnetic conductive plate 13, a positioning support piece 15 is arranged in the supporting frame 14, a voice coil 16 is arranged at the center position of the positioning support piece 15, a voice basin 17 is arranged on the supporting frame 14, the voice basin 17 is fixedly connected with the voice coil 16, a folding ring 18 is connected to the side of the voice basin 17, a dust cover 19 is arranged at the center position of the voice basin 17, a magnetic field is generated in the inner shell 1 through the magnetic ring 12 and the magnetic conductive plate 13, sound is generated through the cooperation of the voice coil 16 and the voice basin 17, the supporting frame 14 is used for fixing the installation of the voice coil 16 and the positioning support piece, the positioning support piece prevents the voice coil 16 from generating deviation when generating vibration, so as to cause the tone quality to be damaged, and the dust cover can prevent the dust from entering the inside of the generating device, the folding ring 18 can provide buffer when the sound cone 17 vibrates, and prevent the tone quality from being damaged;

example three:

as shown in fig. 1-2, the top of shell body 10 is connected with the sound amplifying chamber 20, be equipped with dust screen 21 on the sound amplifying chamber 20, the outside of sound basin 17 is equipped with the locating rack 22 that quantity is four, locating rack 22 with the interior wall connection of shell body 10, send sound device sound through sound amplifying chamber 20 and further spread, reach the effect of public address, keep off the outside with the dust through dust screen 21, prevent that the dust from getting into sound device in, through locating rack 22, fix braced frame 14, prevent braced frame 14 from vibrating together with sound device when generating device produces the vibration and lead to tone quality impaired to reach the effect of fidelity.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the loudspeaker is used, the sound generating device in the inner shell 1 can generate vibration, the vibration force can be transmitted to the piston cavity 2 on the outer side of the inner shell 1 through the inner shell 1, the piston rod 4 can perform piston motion in the piston cavity 2, the spring I3 in the piston cavity 2 absorbs the vibration force, resonance of the sound generating device and the outer shell 10 is reduced, the vibration of the sound generating device is not only horizontal vibration, the supporting rod 6 can change direction through the matching of the direction changing ball 5 and the groove, the supporting rod 6 is prevented from limiting the vibration direction of the inner shell, when the sound generating device needs to increase sound, the vibration of the sound generating device can increase, secondary resonance reduction is performed through the matching of the mounting cavity 7, the spring II 8 and the supporting rod 6, resonance of the sound generating device and the outer shell 10 is further reduced, the shockproof cotton 9 at the bottom end of the inner shell 1 can prevent the bottom end of the inner shell 1 and the outer shell 10 from generating vibration, the device simple structure has reduced sound generating mechanism and shell body 10's resonance through the cooperation of spring 3, piston chamber 2, piston rod 4, diversion ball 5 and bracing piece 6 to prevent tone quality impaired with the damage of the interior part of sound generating mechanism, carry out the secondary through the cooperation of installation cavity 7, two 8 springs and bracing piece 6 and subtract resonance, further reduction the resonance of sound generating mechanism and shell body 10, thereby make tone quality impaired reach the minimum.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The anti-resonance high-fidelity horn is characterized by comprising an inner shell (1), wherein the outer side of the inner shell (1) is connected with four anti-resonance devices, each anti-resonance device comprises a piston cavity (2), the inner bottom end of each piston cavity (2) is connected with a first spring (3), the top end of each first spring (3) is connected with a piston rod (4), one end, far away from the piston cavity (2), of each piston rod (4) is processed with a groove, a turning ball (5) is movably arranged in each groove, one end, far away from the piston rod (4), of each turning ball (5) is connected with a supporting rod (6), one end, far away from the piston rod (4), of each supporting rod (6) is connected with a mounting cavity (7), the inner bottom end of each mounting cavity (7) is connected with a second spring (8), and anti-vibration cotton (9) is installed at the bottom end of the inner shell (1), interior casing (1) passes through installation cavity (7) are connected with shell body (10), sound generating mechanism is installed to the bottom in interior casing (1).

2. The anti-resonance hi-fi loudspeaker according to claim 1, wherein the sound generating device comprises a T-shaped plate (11), a magnetic ring (12) is sleeved on the T-shaped plate (11), and a magnetic conductive plate (13) is arranged at the other end of the magnetic ring (12).

3. The anti-resonance high-fidelity loudspeaker according to claim 2, characterized in that a supporting frame (14) is installed on the top end of the magnetic conducting plate (13), a positioning support (15) is installed in the supporting frame (14), and a voice coil (16) is installed in the center of the positioning support (15).

4. The anti-resonance high-fidelity loudspeaker according to claim 3, wherein the support frame (14) is provided with a cone (17), the cone (17) is fixedly connected with the voice coil (16), the side of the cone (17) is connected with a folding ring (18), and a dust cover (19) is arranged at the center of the cone (17).

5. The anti-resonance high-fidelity loudspeaker according to claim 4, characterized in that the top end of the outer shell (10) is connected with a sound amplifying cavity (20), and a dust screen (21) is arranged on the sound amplifying cavity (20).

6. The anti-resonance high-fidelity loudspeaker according to claim 5, characterized in that the outside of the cone (17) is provided with four positioning frames (22), and the positioning frames (22) are connected with the inner wall of the outer shell (10).