CN210137410U

CN210137410U - Sound post sound box supporting beam control

Info

Publication number: CN210137410U
Application number: CN201921282324.3U
Authority: CN
Inventors: 陈健俊
Original assignee: Foshan Art Sound Manufacturing Co ltd
Current assignee: Foshan Art Sound Manufacturing Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-03-10
Anticipated expiration: 2029-08-07

Abstract

The utility model relates to a support sound column audio amplifier of beam control, including the audio amplifier casing, the bass speaker unit in a plurality of, a plurality of high pitch unit horn, the audio amplifier front cover, be equipped with left inclined plane and right inclined plane on the positive side of audio amplifier casing, and still be equipped with the high pitch unit cavity between left inclined plane and right inclined plane, each high pitch unit is arranged through high pitch unit horn and is inlayed in the high pitch unit cavity, each bass speaker unit is installed in the well low unit hole that is equipped with on left inclined plane and right inclined plane, still be equipped with mutually independent unit cavity and paraphase hole in the audio amplifier casing, the region on the audio amplifier front cover that each bass speaker unit corresponds still is equipped with the mesh, the region on the audio amplifier front cover that corresponds at high pitch unit horn still is equipped with the guide grid. The product can realize the adjustment of the beam pointing direction through the DSP controller, and further simply, flexibly and efficiently obtain better sound effect.

Description

Sound post sound box supporting beam control

Technical Field

The utility model relates to a audio amplifier technical field, especially a support directive property regulatory function's audio amplifier.

Background

In professional stereo field, the high pitch unit of traditional full-range audio amplifier all installs the horn before it additional, changes this high pitch unit's directive property or directive angle. However, the directivity or pointing angle obtained by adding the horn is fixed, and cannot be adjusted and changed according to the sound effect of the sound field of the applied environment. Moreover, the full-frequency sound box with the pointing angle obtained by adopting the horn mode has the great disadvantage that the interference between the high tones of different sound boxes can be reduced or avoided only through the positioning of the sound boxes along with the increase of the number of the sound boxes, and under the condition that the positioning of the sound boxes is not ideal, the interference between the high tones of different sound boxes can seriously affect the sound amplification effect of the whole sound system, so that the traditional horn sound box has certain defects and deficiencies in the aspects of use and application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the above-mentioned problem and not enough, the utility model provides a support beam control's sound column audio amplifier, this audio amplifier has adopted the design of bass unit in the symmetrical formula structure, and set up the treble unit between the well bass unit of these two symmetrical formula structures, make its during operation form the cylinder sound wave easily, thereby accessible DSP controller realizes the adjustable of its wave beam directive direction, and then simply, it is nimble, obtain preferred audio effect high-efficiently, traditional linear array audio amplifier has been solved effectively when will changing its directive angle, just need carry out the physical adjustment to every audio amplifier directive angle, cause consuming time hard, and the not good problem of audio effect. Meanwhile, an assembly structure is adopted between the high-pitch unit horn and the high-pitch unit, so that a product with a wider angle pointing to the sound box can be developed more flexibly, conveniently and simply according to the requirement. And the device has the advantages of simple structure, compact size, flexible and convenient installation and application, and the like.

The technical scheme of the utility model is realized like this: a column loudspeaker box supporting beam control is characterized by comprising a loudspeaker box shell, a plurality of middle and low sound loudspeaker units, a plurality of high sound unit horns and a loudspeaker box front face cover, wherein a left inclined plane and a right inclined plane are arranged on the front side face of the loudspeaker box shell, a high sound unit cavity is further arranged between the left inclined plane and the right inclined plane, and the left inclined plane and the right inclined plane are respectively inclined towards the high sound unit cavity; the high pitch units are respectively and correspondingly arranged at the bottoms of the high pitch unit horns and are embedded in the high pitch unit cavities through the high pitch unit horns; the left inclined surface and the right inclined surface are respectively provided with a middle-low unit hole for mounting a middle-low sound loudspeaker unit, each middle-low sound loudspeaker unit is correspondingly mounted in the middle-low unit hole, and each middle-low sound loudspeaker unit is obliquely arranged towards each high sound unit; the sound box shell corresponding to each middle and low sound loudspeaker unit is also provided with mutually independent unit cavities, and the side surfaces of the two sides of the sound box shell are also respectively provided with phase reversal holes which are independently communicated with the unit cavities; the loudspeaker box front face cover is arranged on the front side face of the loudspeaker box shell, meshes are further arranged in the area, corresponding to each medium-low sound loudspeaker unit, of the loudspeaker box front face cover, and a sound guide grid is further arranged in the area, corresponding to the high-sound unit horn, of the loudspeaker box front face cover.

Furthermore, the back of the sound box shell is also provided with a concave cavity for the power amplifier circuit module.

Still further, the top of audio amplifier casing still is equipped with hoisting support, still is provided with the hoist and mount connecting strip that is used for being connected with hoisting support on audio amplifier casing both sides side, hoist and mount connecting strip and hoisting support looks fixed connection.

The utility model has the advantages that: (1) the utility model discloses a design of bass unit in the symmetrical structure to and set up the treble unit between the bass unit of these two symmetrical structures, make its during operation form the cylinder sound wave easily, thereby accessible DSP controller realizes the adjustable of its wave beam directive direction, and then simply, in a flexible way, obtain preferred audio effect high-efficiently, solved traditional linear array audio amplifier effectively when will changing its directive angle, just need carry out the physical regulation to every audio amplifier directive angle, cause consuming time hard, and the not good problem of audio effect. Meanwhile, an assembly structure is adopted between the high-pitch unit horn and the high-pitch unit, so that a product with a wider angle pointing to the sound box can be developed more flexibly, conveniently and simply according to actual needs. And the device has the advantages of simple structure, compact size, flexible and convenient installation and application, and the like. (2) The product has the following advantages: very high quality high sound pressure level speech transmission, enabling high sound quality even in reverberant space; the system is combined with a super-bass loudspeaker, so that full-range music sound amplification can be realized in any-scale cinema; the expandable FOH system, as a stacked system on a floor stand or mounted on top of a subwoofer, can be used for full range sound amplification. (3) The product can be used as a fixed mounting system and can also be used in a performance rental market, the programmable DSP controller can be adopted to control the vertical directivity of the product due to the product, the product has a compact size and can be flexibly expanded, and a user can use the sound column loudspeaker box as a traditional point sound source and also can use the sound column loudspeaker box as a small and medium FOH system as a ground stacking or hoisting system with variable size.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the partially disassembled three-dimensional structure of the present invention.

Fig. 3 is a schematic view of the disassembled three-dimensional structure of the present invention.

Fig. 4 is the utility model discloses a spatial structure schematic diagram that stack hoist and mount was used.

Detailed Description

As shown in fig. 1 to fig. 3, a support beam control's sound column audio amplifier, it includes main parts such as audio amplifier casing 1, the bass loudspeaker unit 2 in a plurality of, a plurality of treble unit 3, a plurality of treble unit horn 4, preceding face guard 5 of audio amplifier.

As shown in fig. 3, a left inclined surface 11 and a right inclined surface 12 are provided on a front side surface of the sound box housing 1, a high pitch unit chamber 13 is further provided between the left inclined surface 11 and the right inclined surface 12, and the left inclined surface 11 and the right inclined surface 12 are respectively inclined toward the high pitch unit chamber 13. The treble units 3 are correspondingly mounted at the bottom of the treble unit horn 4, and the treble units 3 are embedded in the treble unit chamber 13 through the treble unit horn 4, as shown in fig. 3. The assembled structure is adopted between the high-pitch unit horn and the high-pitch unit, so that a product with a wider angle pointing to the sound box can be developed more flexibly, conveniently and simply according to actual needs.

As shown in fig. 3, the left inclined surface 11 and the right inclined surface 12 are respectively provided with a middle-low unit hole 14 to which the middle-low sound speaker unit 2 is mounted, the middle-low sound speaker units 2 are correspondingly mounted in the middle-low unit holes 14, and the middle-low sound speaker units 2 are inclined toward the high sound units 3, so that cylindrical sound waves are easily formed during operation. In addition, in order to prevent the inter-interference phenomenon from occurring in the operation process of each midbass loudspeaker unit 2, as shown in fig. 3, the sound box housing 1 corresponding to each midbass loudspeaker unit 2 is further provided with mutually independent unit cavities 15, and the side surfaces on both sides of the sound box housing 1 are further provided with inverter holes 16 individually communicating with the unit cavities 15.

As shown in fig. 1 to 3, the front enclosure 5 is mounted on the front side of the enclosure 1, a mesh 51 is further provided in a region of the front enclosure 5 corresponding to each midrange speaker unit 2, and a sound guide grille 52 is further provided in a region of the front enclosure 5 corresponding to the high-pitch horn 4.

Through these prior structural design, make this product at the during operation, form the cylinder sound wave easily to accessible DSP controller realizes its wave beam direction of pointing's adjustable, and then simply, nimble, obtain preferred audio effect high-efficiently, solved traditional linear array audio amplifier effectively when will changing its direction angle, just need carry out physical adjustment to every audio amplifier direction angle, cause consuming time hard, and the not good problem of audio effect.

As shown in fig. 1 and fig. 3, a cavity 17 for a power amplifier circuit module is further provided at the back of the sound box housing 1, so that a power amplifier for driving the sound box to operate can be compactly and simply installed on the sound box housing 1, and can be integrated with the sound box housing 1.

As shown in fig. 1 and 2, a hoisting support 6 is further arranged at the top of the sound box housing 1, hoisting connection strips 7 used for being connected with the hoisting support 6 are further arranged on the side faces of two sides of the sound box housing 1, and the hoisting connection strips 7 are fixedly connected with the hoisting support 6. Through the design of the hoisting support 6 and the hoisting connecting strip 7, an array type sound box system with straight lines can be conveniently established, namely as shown in figure 4, and further, through a DSP wave beam control system, uniform sound pressure level distribution covering audience areas is realized, and required sound field sound effect is obtained.

Claims

1. The utility model provides a support beam control's sound column audio amplifier which characterized in that: comprises a sound box shell (1), a plurality of middle and low sound loudspeaking units (2), a plurality of high sound units (3), a plurality of high sound unit horns (4) and a sound box front face shield (5), wherein

A left inclined plane (11) and a right inclined plane (12) are arranged on the front side surface of the sound box shell (1), a high pitch unit cavity (13) is further arranged between the left inclined plane (11) and the right inclined plane (12), and the left inclined plane (11) and the right inclined plane (12) are respectively arranged in an inclined mode towards the high pitch unit cavity (13);

the high pitch units (3) are respectively and correspondingly arranged at the bottoms of the high pitch unit horns (4), and the high pitch units (3) are embedded in the high pitch unit cavities (13) in an arrangement mode through the high pitch unit horns (4);

the left inclined surface (11) and the right inclined surface (12) are respectively provided with a middle and low unit hole (14) for installing the middle and low sound loudspeaker unit (2), each middle and low sound loudspeaker unit (2) is correspondingly installed in the middle and low unit hole (14), and each middle and low sound loudspeaker unit (2) is obliquely arranged towards each high sound unit (3);

the sound box shell (1) corresponding to each middle and low sound loudspeaker unit (2) is also provided with mutually independent unit cavities (15), and the side surfaces of the two sides of the sound box shell (1) are also respectively provided with phase reversal holes (16) which are independently communicated with the unit cavities (15);

the loudspeaker box is characterized in that the front loudspeaker box cover (5) is arranged on the front side surface of the loudspeaker box shell (1), meshes (51) are further arranged in the area, corresponding to each medium and low sound loudspeaker unit (2), of the front loudspeaker box cover (5), and a sound guide grid (52) is further arranged in the area, corresponding to the high sound unit horn (4), of the front loudspeaker box cover (5).

2. The fret loudspeaker that supports beam steering of claim 1, wherein: the back of the sound box shell (1) is also provided with a concave cavity (17) for the power amplifier circuit module.

3. The fret loudspeaker that supports beam steering of claim 1, wherein: the loudspeaker box is characterized in that a hoisting support (6) is further arranged at the top of the loudspeaker box shell (1), hoisting connecting strips (7) used for being connected with the hoisting support (6) are further arranged on the side faces of the two sides of the loudspeaker box shell (1), and the hoisting connecting strips (7) are fixedly connected with the hoisting support (6).