CN217721418U - Phase-controlled DANTE audio system and equipment capable of supplying power to outside through POE - Google Patents

Abstract

The utility model discloses a phase control DANTE audio system and equipment that can POE supply power to outside, this audio system includes sound column casing, upper cover, lower cover, sound generating unit, annex board and circuit board the first side of sound column casing is equipped with a plurality of horn holes, sound generating unit sets up on the surface of the first side, and fix in the horn hole; the accessory board and the circuit board are fixed inside the sound column shell, and the circuit board and the accessory board are tightly attached and fixed; the second side surface of the sound post shell is provided with a cannon base and a POE interface; the second side surface is arranged in parallel with the first side surface; the system provided by the scheme can realize a better heat dissipation effect, can also meet the sound amplification use requirement of high stability, and can be widely applied to the technical field of audio equipment.

Description

Phase-controlled DANTE audio system and equipment capable of supplying power to outside through POE

Technical Field

The utility model belongs to the technical field of the audio equipment technique and specifically relates to a but POE outwards supplies power control DANTE audio system and equipment mutually.

Background

In the related technical scheme, the built-in DSP audio module and the corresponding power amplifier module can not be realized usually in the small-volume column, and the passive column can only be manufactured.

In summary, the following technical problems in the related art need to be solved:

1) In the related technical scheme, the active power amplifier cannot solve the problems of heat dissipation and small space sultry;

2) In the related technical scheme, the small-volume sound post equipment can only be made into a passive sound box generally, and the efficiency of converting energy into sound is lower;

3) In the related technical scheme, the small-volume sound column can only be used as high-frequency supplementary sound due to the influence of the caliber of the horn.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving one of the technical problems existing in the related technology to at least a certain extent; therefore, an object of the embodiment of the present invention is to provide a POE powered out phase-controlled digital audio system with small volume and better heat dissipation performance, and in addition, the embodiment of the present invention further provides an audio device including at least one such audio system.

In order to achieve the technical purpose, an embodiment of the present invention provides a POE phase-controlled DANTE audio system capable of supplying power to outside, including a sound column casing, an upper cover, a lower cover, a sound generating unit, an accessory board and a circuit board;

the upper cover is fixed at the top of the sound column shell, and the lower cover is fixed at the bottom of the sound column shell; the first side surface of the sound post shell is provided with a plurality of horn holes, and the sound generating unit is arranged on the surface of the first side surface and fixed in the horn holes; the accessory board and the circuit board are fixed inside the sound column shell; the circuit board is tightly adhered and fixed with the accessory board; the second side surface of the sound post shell is provided with a cannon base and a POE interface; the second side surface is arranged in parallel with the first side surface.

In some possible embodiments, the third surface of the accessory board is provided with a wire passing hole and a first metal pillar, the circuit board is fixed on the third surface of the accessory board through the first metal pillar, and the audio output line of the circuit board is connected to the sound production unit through the wire passing hole.

In some possible embodiments, the first side surface is provided with a first screw hole, and a second metal pillar is fixed in the screw hole and fixed in the sound post shell; and a third metal pillar is arranged on the fourth surface of the accessory plate, the second metal pillar is fixedly connected with the third metal pillar, and the fourth surface is arranged in parallel with the third surface.

In some possible embodiments, a second screw hole is formed at an edge of the speaker hole of the first side, and the sound generating unit is fixed in the speaker hole through the second screw hole.

In some possible embodiments, the system further comprises an aluminum mesh; the edge of first side is provided with the draw-in groove, the aluminium net passes through the draw-in groove is fixed first side, the aluminium net covers sound producing unit.

In some possible embodiments, the upper cover is provided with a third screw hole, and the upper cover is fixed on the top of the sound column shell through the third screw hole; the lower cover is provided with a fourth screw hole, and the lower cover is fixed to the bottom of the sound column shell through the fourth screw hole.

In some possible embodiments, the second side of the fret housing is further provided with a bracket mounting hole.

On the other hand, the embodiment of the utility model provides a but POE outwards power supply's phase control DANTE audio equipment; the apparatus may comprise any of the POE-powered phase-controlled DANTE audio systems described in the first aspect.

Advantages and advantageous effects of the present invention will be partially given in the following description, and partially apparent from the following description, or may be learned through practice of the present invention:

the utility model discloses a but POE phase control DANTE audio system of power supply outwards, in the inside of sound column casing, closely paste fixedly through circuit board and annex board to be in the sound generating unit rear in the inside of sound column casing, the generating unit produces sound through vibrations in the course of the work, and produce the air convection in the inside of sound column casing, thereby spread the heat that the circuit board produced to whole sound column casing evenly, make the system can realize better radiating effect; in addition, through the cannon seat and POE interface, the audio frequency and the network cable POE power supply that have realized the audio frequency Dante agreement of zero time delay of network combine integratively, realize that the on-the-spot connection only needs a network cable to realize the connection with the sound column, can satisfy the user demand that makes a sound amplification of high stability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic front view of a POE powered out phase-controlled digital audio system provided in an embodiment of the present invention;

fig. 2 is a schematic back view of a POE powered out phase-controlled digital audio system provided in an embodiment of the present invention;

FIG. 3 is a disassembled schematic view of an audio system according to an embodiment from a front perspective;

FIG. 4 is a disassembled schematic view of an audio system according to an embodiment of the present invention from a rear perspective.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "upper", "lower", "front", "rear", "left", "right", "top", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As pointed out in the background art, the small-volume sound column in the related technology has the limitations or defects of poor heat dissipation, low efficiency of converting energy into sound, capability of being used only as high-frequency sound supplement due to the caliber of a loudspeaker and the like; in addition, the passive small-volume sound post in the related art solution has a problem of inconvenience in installation, in addition to the related art problems noted in the background art solution; the mounting and fixing mode is only a lower support and an upper hanging mode, and the mounting angle of the sound post can not be adjusted along with different environments by externally hanging a universal support.

A POE powered phase-controlled DANTE audio system provided in the embodiments of the present application is described in detail below with reference to the accompanying drawings.

Referring to fig. 1, in an embodiment provided in the present application, a POE phase-controlled digital audio system capable of supplying power to outside may include a sound post housing, an upper cover, and a lower cover; a cavity of the sound column is formed by the sound column shell and the upper and lower covers; the cavity is internally provided with core components such as an accessory board, a circuit board and the like, and the cavity can play a certain protection role on the core components.

In some feasible embodiment modes, the whole body of the embodiment is made of industrial-grade aluminum profile materials, namely, the sound column shell, the upper cover and the lower cover form an aluminum shell to protect the core component; meanwhile, the aluminum cavity can play a better role in heat dissipation; illustratively, in one embodiment, the outer dimension (length, width and height) of the aluminum shell is 97 × 110 × 505mm, and the thinnest part is 2.8mm, so that the aluminum shell can play a better role in heat dissipation.

The system of the embodiment also comprises a sound production unit, an accessory board and a circuit board; the sound producing unit is arranged on the surface of the first side surface and is fixed in the horn holes; the accessory board and the circuit board are fixed inside the sound column shell, and the circuit board and the accessory board are tightly attached and fixed; the second side surface of the sound post shell is provided with a cannon base and a POE interface; the second side is arranged parallel to the first side.

In particular, in an embodiment, the generating unit may be a speaker or other devices, and is mainly used for outputting audio content; the accessory plate mainly comprises an aluminum accessory and is tightly attached to the circuit board for heat dissipation; the input end of the circuit board is connected to the cannon base and the POE interface and used for receiving the audio signal, processing the audio signal and outputting the audio signal to the sound production unit; since the embodiment does not relate to the improvement of the electronic circuit, and the specific processing procedure of the audio signal does not belong to the contents explicitly protected by the technical solution of the present application, the electronic circuit for audio processing and the signal processing principle in the embodiment can be implemented by using the well-established solutions in the related technical solutions, and are not described herein again. It should be noted that, in the embodiment, the first side surface refers to a side surface facing the front surface of the generating unit when the audio system is placed as in fig. 1, and may also be referred to as the front surface of the audio system; as shown in fig. 2, the second side, on the contrary, is the back side of the audio system. The cannon base arranged in the embodiment is more convenient to be adapted to all connecting and fixing pieces on the market; the POE interface can specifically be POE/RJ45 waterproof interface, through the waterproof network interface of RJ45, has realized that both combine integratively with the audio frequency of the audio frequency Dante agreement of zero time delay of network and net twine POE power supply, realizes that the on-the-spot connection only needs a net twine to realize the connection with the sound column.

The embodiment can skillfully combine acoustic and electronic parts, and suppress acoustic resonance inside the sound post through the built-in middle partition plate, so that the signal-to-noise ratio of the sound post is improved, the frequency response of the sound post is widened, and wide application in conference scenes, broadcast scenes and the like in the full-frequency field of sound is realized.

In some possible embodiments, a third surface of the accessory board in the system is provided with a wire through hole and a first metal pillar, the circuit board is fixed on the third surface of the accessory board through the first metal pillar, and an audio output line of the circuit board is connected to the sound production unit through the wire through hole.

Wherein the third surface is a side surface of the accessory board facing opposite to the front surface of the audio system; a metal pillar for fixing the circuit board is arranged on the surface; and a plurality of square wire through holes are cut on the accessory board and used for being connected with the signal connecting wires of the sound production unit.

In some possible embodiments, a first side surface of the sound post housing is provided with a first screw hole, and a second metal pillar is fixed in the screw hole and fixed in the sound post housing; and a third metal support column is arranged on the fourth surface of the accessory plate, the second metal support column is fixedly connected with the third metal support column, and the fourth surface is arranged in parallel with the third surface.

Wherein the fourth surface refers to a side surface of the accessory board facing the same as the front surface of the audio system; metal studs are also provided on this surface for fixing this accessory plate. In the embodiment, the accessory plate made of aluminum is arranged in the sound column shell; in addition, the second metal pillar in the embodiment may adopt a copper pillar, and the third metal pillar may adopt an iron pillar; furthermore, the embodiment is provided with a plurality of iron columns on the front surface (namely, the fourth surface) of the accessory plate; then, the loudspeaker is fixed with the copper column in a threaded connection mode, and the other end of the copper column is fixed on the inner side of the front face of the sound column shell through a screw hole (namely a first screw hole); and the added length of the copper column and the iron column in the system just avoids the position of the sounding unit in the aluminum shell, so that the accessory plate can be better fixed in the aluminum shell to achieve the purpose of not loosening and not touching other places of the shell.

In some possible embodiments, a second screw hole is provided at an edge of the speaker hole of the first side, and the sound generating unit is fixed in the speaker hole through the second screw hole. In an embodiment, the sound generating unit is installed in a horn hole on the front surface of the sound column shell, and the position of the horn is fixed through a plurality of M4 screw holes.

In some possible implementations, the audio system of an embodiment further includes an aluminum mesh; the edge of first side is provided with the draw-in groove, the aluminium net passes through the draw-in groove is fixed first side, the aluminium net covers sound producing unit.

In the embodiment, the aluminum net is arranged on the front surface of the sound post cavity of the audio system, and the clamping groove is reserved on the front surface of the cavity, so that the aluminum net can be directly vertically inserted into the clamping groove, and the aluminum net can be fixed without redundant mounting holes; the fixed aluminum net can completely cover the sounding unit so as to protect the sounding unit.

In some possible embodiments, the upper cover of the audio system is provided with a third screw hole, and the upper cover is fixed on the top of the sound post housing through the third screw hole; the lower cover is provided with a fourth screw hole, and the lower cover is fixed to the bottom of the sound column shell through the fourth screw hole.

In an embodiment, the upper and lower covers of the audio system are fixed to the upper and lower ends of the sound column housing by screws and screw holes.

In some possible embodiments, the second side of the fret housing in the system is further provided with a bracket mounting hole.

In the embodiment, two M6 screw holes, that is, bracket mounting holes, are formed in the back surface of the sound post housing, and are used for mounting a bracket, so that the bracket can be matched with a mounting bracket on the market, and a user can adjust the angle of the sound box according to environmental requirements.

Fig. 3 and 4 are exploded schematic views of two POE powered phase-controlled digital audio systems with different viewing angles, and in conjunction with fig. 3 and 4, the system mechanism in the technical solution of the present application is fully described in more detail as follows:

this product includes aluminium net 1, sound generating unit 2, upper and lower lid 3, the aluminum hull 4, an aluminium material annex board 5 for fixed line board 9, support mounting hole 6, a mounting hole 7 for installing cannon seat 10 and POE RJ45 waterproof interface 11, cross line hole 8, circuit board 9, cannon seat 10, POE RJ45 waterproof interface 11, an iron column 12 for fixed line board 9, the screw hole 13 of fixed aluminium material annex board 5 of installation, a copper column 14 for fixing aluminum hull 4 and aluminium material annex board 5, horn hole 15, a screw hole 16 for installing sound generating unit 2, a screw 17 for installing upper and lower lid 3, an iron column 18 and a draw-in groove 19 for fixing copper column 14.

The whole product is made of industrial aluminum profile materials, the external dimension (length, width and height) is 97 × 110 × 505mm, and the thinnest part is 2.8mm; a clamping groove 19 is reserved in front of an aluminum shell for installing the aluminum net 1 on the front surface of the product, the aluminum net can be directly vertically inserted into the clamping groove, and the aluminum net can be fixed without redundant installation holes; 6 sounding units 2 are arranged on the horn holes 15, and 24M 4 screw holes 16 are used for fixing the position of the horn; the aluminum accessory plate 5 is arranged in the aluminum shell 4, 6 iron columns 18 with the height of 7mm are designed to fix the copper columns 14, and then the copper columns 14 are used for fixing the aluminum accessory plate 5 and the aluminum shell 4; the length of the copper column and the iron column is just short of the position of the loudspeaker in the aluminum shell 4, so that the accessory can be better fixed in the aluminum shell 4, the aim of preventing loosening is achieved, and other places cannot be touched; when the aluminum accessory plate 5 is installed, the copper column 14 is installed on the iron column 18, then the aluminum accessory plate 5 is vertically inserted into the aluminum shell 4, and the screw is aligned with the screw hole 13 for installation, so that the accessory can be fixed; the aluminum accessory plate 5 is designed mainly for fixing a circuit board and providing heat dissipation for a power supply and a power amplifier chip arranged on the circuit board, the size of the position for installing the accessory fully utilizes the outline space with the diameter of about 84mm in an aluminum shell and is used for fixing the circuit board and the circuit board for heat dissipation, so that the loudspeaker and signal input can be stably and normally operated for a long time, the aluminum accessory plate 5 behind the loudspeaker is innovatively designed to have the installation position of the circuit board, when the circuit board is arranged on the accessory, the chip and the power element which are heated by the circuit board are just attached to the accessory, the accessory is arranged behind the loudspeaker, the loudspeaker which normally works moves up and down to generate sound, air convection is generated inside the loudspeaker at this time, the accessory is just positioned behind the loudspeaker, and therefore heat generated by the circuit board in work is transferred to the accessory plate 5, and can be uniformly distributed to the whole aluminum alloy shell for outward expansion and heat dissipation in the air convection generated by the loudspeaker; the length of the aluminum accessory plate 5 is designed not to exceed the position of the cannon seat 10 so as to avoid touching the cannon seat; 6 square wire passing holes 8 are cut on the accessory and used for inserting horn wires;

the product back sets up two M6's screw hole 6 for the installing support can match the installing support on the market, and the person of facilitating the use adjusts the audio amplifier angle according to the environmental requirement. The back of the product is also provided with two conventional socket jacks 7 which are convenient for adapting to all connection fixing pieces on the market.

On the other hand, the embodiment of the application provides a fret device; the audio device may comprise at least one POE powered phase controlled digital audio system as described in the first aspect.

In summary, in addition to the foregoing beneficial effects, compared with the prior art, the present invention has the following features or advantages:

1. aiming at the problem that the active power amplifier cannot solve the stuffy heat problems of heat dissipation and small space, the technical scheme of the application realizes better heat dissipation and temperature rise effects through ingenious structure and space convection design;

2. according to the technical scheme, the sound column and the method have the advantages that the acoustic part and the electronic part are combined ingeniously, and the suppression of acoustic resonance inside the sound column is realized through the built-in middle partition plate, so that the signal to noise ratio of the sound column is improved, the frequency response of the sound column is widened, and meeting scenes, broadcasting scenes and the like in the full-frequency field of sound are widely used;

3. according to the technical scheme, the multipurpose mounting bracket is adopted, various mounting accessories on the market can be matched, and a more scientific mounting mode is realized;

4. according to the technical scheme, the RJ45 waterproof network interface is adopted, the audio of the audio Dante protocol with zero time delay of the network and the POE power supply of the network are integrated, and the field connection only needs one network cable to realize the connection with the sound column.

In the description herein, references to the description of "one embodiment," "another embodiment," or "certain embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (8)

1. A POE phase control DANTE audio system capable of supplying power to the outside comprises a sound column shell, an upper cover and a lower cover; the upper cover is fixed at the top of the sound column shell, and the lower cover is fixed at the bottom of the sound column shell;

the first side surface of the sound post shell is provided with a plurality of horn holes, and the sound generating unit is arranged on the surface of the first side surface and fixed in the horn holes; the accessory board and the circuit board are fixed inside the sound column shell, and the circuit board and the accessory board are tightly attached and fixed; the second side surface of the sound post shell is provided with a cannon base and a POE interface; the second side surface is arranged in parallel with the first side surface.

2. The POE powered phase-controlled digital audio system as claimed in claim 1, wherein a wire hole and a first metal pillar are disposed on a third surface of the accessory board, the circuit board is fixed to the third surface of the accessory board through the first metal pillar, and an audio output line of the circuit board is connected to the sound generating unit through the wire hole.

3. The POE powered phased DANTE audio system according to claim 2, wherein the first side face is provided with a first screw hole, and a second metal pillar is fixed to the screw hole and fixed inside the column casing; and a third metal pillar is arranged on the fourth surface of the accessory plate, the second metal pillar is fixedly connected with the third metal pillar, and the fourth surface is arranged in parallel with the third surface.

4. The POE-powered phase-controlled DANTE audio system as claimed in claim 1, wherein a second screw hole is formed at the edge of the speaker hole of the first side surface, and the sound-generating unit is fixed in the speaker hole through the second screw hole.

5. The POE powered phase-controlled DANTE audio system as claimed in claim 1, wherein said system further comprises an aluminum mesh; the edge of first side is provided with the draw-in groove, the aluminium net passes through the draw-in groove is fixed first side, the aluminium net covers sound producing unit.

6. The POE powered phased DANTE audio system according to claim 1, wherein the upper cover is provided with a third screw hole, and the upper cover is fixed on the top of the column casing through the third screw hole; the lower cover is provided with a fourth screw hole, and the lower cover is fixed to the bottom of the sound column shell through the fourth screw hole.

7. The POE powered phased-DANTE audio system as claimed in any of claims 1-6, wherein the second side of the fret housing is further provided with a bracket mounting hole.

8. POE powered phase-controlled DANTE audio equipment, characterized in that the equipment comprises at least one POE powered phase-controlled DANTE audio system as claimed in any of claims 1 to 7.

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