Multi-cavity reverberation full-tone loudspeaker

Abstract

The utility model provides a multi-cavity reverberation full-tone loudspeaker, which comprises a reverberation sound cavity, the front end of the reverberation sound cavity is connected with a high-bass loudspeaker assembly, the rear end of the reverberation sound cavity is fixedly provided with an alto loudspeaker assembly and a high-medium-low frequency divider, and the high-bass loudspeaker assembly and the alto loudspeaker assembly are both connected with the high-medium-low frequency divider; the multi-cavity reverberation full-tone horn is simple in structure and small in size, the assembly process is effectively reduced, and the application range is widened; the tweeter, the alto horn, the woofer and the subwoofer vibrating diaphragm are fixed on the plurality of sound cavities in the same axis, and sound waves are concentrated at one point after reverberation and then spread outwards, so that the sound is more real and more pleasant.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sound box loudspeaker field especially is related to a multi -chamber reverberation full -tone loudspeaker. BACKGROUND

[0002] At present, sound loudspeaker is mostly divided into high -pitch loudspeaker, medium -pitch loudspeaker, bass loudspeaker and bass horn etc., for obtaining full -band audio signal, make music, voice etc. Sound source is conveyed in more real, more melodious mode, mostly adopt multiple different frequency loudspeakers and arrange fixed in the box, ceiling etc. Carrier plane in a certain mode, increase the volume and process requirement of carrier to a certain extent, also destroy the acoustics structure of point sound source.

[0003] Therefore, an urgent need arises for a multi -chamber reverberation full -tone loudspeaker to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a multi -chamber reverberation full -tone loudspeaker to solve the problems existing in the prior art.

[0005] To achieve the above object, the utility model provides the following scheme:

[0006] The utility model provides a multi -chamber reverberation full -tone loudspeaker, including reverberation sound cavity, the front end of reverberation sound cavity is connected with high -low sound loudspeaker assembly, the rear end of reverberation sound cavity is fixed with medium -pitch loudspeaker assembly and high -medium -low frequency divider, high -low sound loudspeaker assembly With Medium -pitch loudspeaker assembly is connected with high -medium -low frequency divider.

[0007] Preferably, the reverberation sound cavity is the cylindrical structure of the front end opening rear end closure, and the front end surface and the inboard thereof are provided with screw hole positions, and the rear end side wall is provided with a reverberation hole.

[0008] Preferably, the high -low sound loudspeaker assembly includes a fixed frame, the front end surface of the fixed frame is provided with a screw hole and a reverberation sound hole, the front end middle part of the fixed frame is fixed with a high -pitch loudspeaker, the rear end of the fixed frame is extended and is provided with a shaft sleeve, and the shaft sleeve is fixed with a bass loudspeaker.

[0009] Preferably, the distance between the bottom of the high -pitch loudspeaker and the voice coil of the bass loudspeaker is 20-40mm.

[0010] Preferably, the medium -pitch loudspeaker assembly includes a medium -pitch sound cavity, the front end of the medium -pitch sound cavity is fixed with a medium -pitch loudspeaker, and the rear end of the medium -pitch sound cavity is fixed with a bass horn diaphragm.

[0011] Preferably, the medium -pitch sound cavity is the cylindrical structure of the front and rear openings, and the outer side wall is provided with screw hole positions.

[0012] Preferably, the high pitch speaker, the medium pitch speaker and the low pitch speaker are coaxially arranged and are same impedance speakers, and the power of the high pitch speaker and the medium pitch speaker is less than or equal to the power of the low pitch speaker.

[0013] The utility model discloses have obtained the following beneficial technical effects relative to the prior art:

[0014] The utility model provides a kind of multi-cavity reverberation full sound speaker, including reverberation sound cavity, the front end of the reverberation sound cavity is connected with high-low sound speaker assembly, the rear end of the reverberation sound cavity is fixed with medium sound speaker assembly and high-low frequency divider, the high-low sound speaker assembly with the medium sound speaker assembly all are connected with the high-low frequency divider;Multi-cavity reverberation full sound speaker structure is simple, and volume is smaller, effectively reduce assembly process, and improve application range;High pitch speaker, medium sound speaker, bass speaker and bass speaker diaphragm are fixed on multiple sound cavities according to same axis, and sound wave is concentrated in a point after reverberation and then spreads outward, so that sound is more real, more melodious. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0016] Figure 1 It is an exploded view of the multi-cavity reverberation full sound speaker provided by the utility model;

[0017] Figure 2 It is a sectional view of the multi-cavity reverberation full sound speaker provided by the utility model. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only some embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0019] The utility model aims at providing a kind of multi-cavity reverberation full sound speaker to solve the problems in prior art.

[0020] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the utility model will be further described in detail in combination with the drawings and specific embodiments.

[0021] Embodiment 1:

[0022] This embodiment provides a multi-cavity reverberation full-tone loudspeaker, such as Figure 1 and Figure 2 As shown, it includes a reverberation chamber 1, with a high and low frequency speaker assembly 2 connected to the front end of the reverberation chamber 1, and a mid-range speaker assembly 3 and a high-mid-low frequency crossover 4 fixed to the rear end of the reverberation chamber 1. Both the high and low frequency speaker assembly 2 and the mid-range speaker assembly 3 are connected to the high-mid-low frequency crossover 4.

[0023] In one embodiment, the reverberation cavity 1 is a cylindrical structure with an open front end and a closed rear end. It has a diameter of 6 inches and a length of 80 mm. Screw holes are provided on its front end face and inner side. A reverberation hole 11 is provided on its rear side wall. The reverberation hole 11 can be a 3 mm * 30 mm elongated oval hole. A hole for installing the midrange speaker assembly 3 and the high-midrange crossover 4 is provided at the center of its rear end.

[0024] In one embodiment, the tweeter and woofer assembly 2 includes a mounting frame 21. The front end face of the mounting frame 21 is provided with screw holes and a reverberation outlet 22. The mounting frame 21 can be installed at the front end of the reverberation chamber 1 by screws. A tweeter 23 is fixed in the middle of the front end of the mounting frame 21. The tweeter 23 can be 1-inch. A bushing 24 extends from the rear end of the mounting frame 21. A woofer 25 is fixed in the bushing 24. The woofer can be 4-inch.

[0025] In one implementation, the distance between the bottom of the tweeter 23 and the voice coil of the woofer 25 is 30mm.

[0026] In one embodiment, the midrange speaker assembly 3 includes a midrange cavity 31, a midrange speaker 32 is fixed to the front end of the midrange cavity 31, the midrange speaker 32 can be 2 inches in size, and a subwoofer diaphragm 33 is fixed to the rear end of the midrange cavity 32.

[0027] In one embodiment, the mid-range cavity 31 is a cylindrical structure with openings at the front and back, with a diameter of 2 inches and a length of 40 mm. Its outer side wall is provided with screw holes, which can be installed in the reverberation cavity 1 by screws.

[0028] In one implementation, the tweeter 23, midrange speaker 32, and woofer 25 are coaxially arranged and are speakers with the same impedance. The power of the tweeter and midrange speaker is less than or equal to the power of the woofer.

[0029] The assembling method of the multi-cavity reverberation full sound loudspeaker is as follows: the high sound loudspeaker 23 is fixed on the fixing frame 21 by a preset support, and the bass loudspeaker 25 is fixed on the fixing frame 21; the medium sound loudspeaker 32 and the bass loudspeaker diaphragm 33 are fixed on the front and back of the medium sound cavity 31 by structure glue respectively, so that the sound cavity is completely sealed; the assembled medium sound loudspeaker assembly 3 and the high-medium-low frequency divider 4 are installed at the bottom of the reverberation sound cavity 1, the loudspeaker wire is connected according to the mark on the frequency divider, finally, the high-low sound loudspeaker assembly 2 is fixed on the front end opening of the reverberation sound cavity 1 by screws, and the multi-cavity reverberation full sound loudspeaker is obtained; during use, the assembled multi-cavity reverberation full sound loudspeaker can be fixed on a sound box or a ceiling carrier by a buckle mesh cover and the like, during work, the bass loudspeaker diaphragm 33 is pushed by the medium sound loudspeaker 32 in the medium sound cavity 31, the sound box, the ceiling carrier or the like is used as a sound cavity, low-frequency sound waves generated by the bass loudspeaker diaphragm 33 enter the reverberation sound cavity 1 through the reverberation hole 11, are mixed with sound waves of the medium sound loudspeaker 32, a part of the mixed sound waves acts on the bass loudspeaker 25 to enhance the amplitude, and the remaining part of the mixed sound waves reaches the reverberation sound hole 22 and is played back with sound waves of the high-low sound loudspeaker 23 to be transmitted outward.

[0030] The principle and implementation mode of the specific examples are used to illustrate the principle and implementation mode of the utility model, and the above embodiment is only used for helping to understand the method and core idea of the utility model; meanwhile, according to the idea of the utility model, the specific implementation mode and application range will be changed by the general technical personnel in the field. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A multi-cavity reverberation full-tone loudspeaker, characterized in that: The device includes a reverberation cavity, with a high-frequency and low-frequency speaker assembly connected to the front end of the reverberation cavity, and a mid-range speaker assembly and a high-mid-low frequency crossover fixed to the rear end of the reverberation cavity. The high-frequency and low-frequency speaker assembly and the mid-range speaker assembly are both connected to the high-mid-low frequency crossover.

2. The multi-cavity reverberation full-tone loudspeaker according to claim 1, characterized in that: The reverberation cavity is a cylindrical structure with an open front end and a closed rear end. It has screw holes on its front end face and inner side, and reverberation holes on its rear side wall.

3. The multi-cavity reverberation full-tone loudspeaker according to claim 2, characterized in that: The tweeter and woofer assembly includes a fixed frame, the front end face of which is provided with screw holes and reverberation outlet holes, a tweeter is fixed in the middle of the front end of the fixed frame, and a bushing extends from the rear end of the fixed frame, with a woofer fixed inside the bushing.

4. The multi-cavity reverberation full-tone loudspeaker according to claim 3, characterized in that: The distance between the bottom of the tweeter and the voice coil of the woofer is 20-40mm.

5. The multi-cavity reverberation full-tone loudspeaker according to claim 3, characterized in that: The midrange speaker assembly includes a midrange cavity, with a midrange speaker fixed to the front end of the midrange cavity and a subwoofer diaphragm fixed to the rear end of the midrange cavity.

6. The multi-cavity reverberation full-tone loudspeaker according to claim 5, characterized in that: The midrange sound cavity is a cylindrical structure with openings at the front and back, and screw holes are provided on its outer side wall.

7. The multi-cavity reverberation full-tone loudspeaker according to claim 5, characterized in that: The tweeter, midrange speaker, and woofer are coaxially arranged and are of the same impedance. The power of the tweeter and midrange speaker is less than or equal to the power of the woofer.

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