CN210694242U - Sound box device and sound box with screen - Google Patents

Abstract

The utility model provides an audio amplifier device and take screen audio amplifier, the audio amplifier device includes the plastic frame of cylindricality, locates the inside resonance assembly of plastic frame and be fixed in respectively two horn assemblies at plastic frame both ends, plastic frame an organic whole injection moulding, just the both ends of plastic frame all have the confession the opening that resonance assembly got into, two horn assembly is fixed in respectively the opening part, plastic frame sets up two resonance cavity along its axial direction, two all be equipped with in the resonance cavity resonance assembly, resonance cavity's inner wall is provided with the confession a pair of spout that resonance assembly slideed in. The utility model provides an audio amplifier device, plastic frame integrated into one piece do not have the fit-up gap, can guarantee better pronunciation effect, moreover the simple to operate of resonance subassembly, directly slide into in the resonance chamber can.

Description

Sound box device and sound box with screen

Technical Field

The utility model belongs to the technical field of the audio amplifier, more specifically say, relate to an audio amplifier device and take screen audio amplifier.

Background

The loudspeaker box is widely applied in daily life, and the cylindrical portable loudspeaker box is deeply loved by people due to smaller volume and convenient carrying. The internal support of a cylindrical loudspeaker enclosure is also cylindrical, but in order to facilitate the mounting of the resonant assembly inside the support, the support is usually manufactured in two parts, which are assembled and fixed after the mounting of the resonant assembly. However, the joint of the two-part bracket has an assembly gap, and the assembly gap can affect the airflow distribution of the resonant assembly during resonance and influence the sound production effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sound box device to assembly gap when solving the support assembly that exists among the prior art influences the technical problem of pronunciation effect.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a sound box device, include the plastic frame of cylindricality, locate the inside resonance assembly of plastic frame and be fixed in respectively two loudspeaker subassemblies at plastic frame both ends, plastic frame an organic whole injection moulding, just the both ends of plastic frame all have the confession the opening that resonance assembly got into, two loudspeaker subassembly is fixed in respectively the opening part, plastic frame sets up two resonance cavity along its axial direction, two all be equipped with in the resonance cavity resonance assembly, resonance cavity's inner wall is provided with the confession a pair of spout that resonance assembly slided in.

Furthermore, the resonance component comprises two vibration sound components which are arranged oppositely.

Further, the vibration sound subassembly includes fixed connection's vibration sound dish and support frame, the plastic frame the vibration sound dish and the support frame sets gradually from the outside to the inside.

Further, the sound vibration disk comprises a soft rubber layer and a sound vibration part fixed on the soft rubber layer, the support frame is in a frame shape and fixed on the edge of the soft rubber layer, and two sides of the soft rubber layer and two sides of the support frame are arranged in the sliding grooves.

Furthermore, the edges of the support frame and the soft adhesive layer are fixed by sticking through a sticking layer.

Further, the audio amplifier device is including being used for fixing the plastic frame with the fastener of sound subassembly shakes, first connecting hole has been seted up on the plastic part, the second connecting hole has been seted up on the soft adhesive layer, the third connecting hole has been seted up on the support frame, the fastener passes in proper order first connecting hole the second connecting hole with the third connecting hole sets up.

Furthermore, a stopping portion used for positioning the resonant assembly is arranged on one side, back to the opening, of the sliding groove.

Further, the opening part is provided with a chamfer wall, and a sealing piece is arranged between the chamfer wall and the horn component.

Furthermore, the periphery of the plastic frame is provided with an annular groove, so that the plastic frame forms two resonant cavities along the axial direction of the plastic frame, and a connecting piece for connecting a display screen is arranged in the annular groove.

The utility model discloses still through a tape measure loudspeaker box, including foretell audio amplifier device, still include display screen.

The utility model provides an audio amplifier device and take beneficial effect of screen audio amplifier lies in: compared with the prior art, the utility model discloses audio amplifier device includes plastic frame, resonance subassembly and loudspeaker subassembly, and the plastic frame is the cylindricality, and plastic frame an organic whole injection moulding does not have the fit-up gap, and its both ends all have the opening, has two resonance cavity in the plastic frame, and two resonance cavity's inner wall all is equipped with a pair of spout, and resonance subassembly passes through the opening and gets into in the resonance cavity along the spout. The plastic frame of the sound box device has no assembly gap, so that a better sound production effect can be ensured, and the resonance component is convenient to install and can directly slide into the resonance cavity.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced 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 inventive labor.

Fig. 1 is a three-dimensional structure diagram of a sound box device provided in an embodiment of the present invention;

fig. 2 is an explosion structure diagram of a sound box device provided in an embodiment of the present invention;

fig. 3 is an exploded view of a resonance assembly according to an embodiment of the present invention;

fig. 4 is a three-dimensional structure diagram of the sound box with a screen provided by the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a loudspeaker box device; 11-a plastic frame; 110-an annular groove; 12-a resonant assembly; 121-a vibro-acoustic component; 122-vibro-acoustic disc; 123-soft glue layer; 1230-second connection hole; 124-vibration part; 125-a support frame; 1250-third connection hole; 126-annular recess; 13-a horn assembly; 14-a mesh enclosure; 2-a display screen; 3-a connector; 4-decorative piece.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, 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 specifically limited otherwise.

Referring to fig. 1 and fig. 2, a sound box device 1 according to an embodiment of the present invention will now be described. In one embodiment of the sound box apparatus 1, the sound box apparatus includes a plastic frame 11, a resonance component 12 and two horn components 13, the plastic frame 11 is cylindrical and is integrally formed by injection molding, and a resonance cavity therein is formed by core pulling. This integrated into one piece's plastic frame 11 circumference and radial all do not have assembly gap, can not influence resonant cavity's resonance effect. Both ends of the plastic frame 11 are provided with openings which can be circular, and the two horn assemblies 13 are respectively fixed at the two openings. The plastic frame 11 has two resonant cavities along the circumferential direction thereof, the resonant assemblies 12 are arranged in the two resonant cavities, the inner walls of the two resonant cavities are provided with a pair of sliding grooves, and the resonant assemblies 12 can slide along the sliding grooves to enter the resonant cavities through the openings. Thus, even when the plastic frame 11 is integrally formed, the resonance component 12 can be conveniently mounted in the plastic frame 11. When assembling the sound box device 1, firstly, the two resonance components 12 enter the two resonance components 12 through the two openings respectively, and then the two horn components 13 are fixed on the inner walls of the two openings respectively, so that the assembly is simple, and the plastic frame 11 does not have a circumferential assembly gap. Further, a through hole is formed in the surface of the plastic frame 11, the through hole is opposite to the resonance component 12, if the plastic frame 11 is closed, air resistance of the resonance component 12 during vibration is large, and the resonance component 12 cannot vibrate freely, and air in a resonance cavity is stretched or compressed, so that the resonance component 12 can vibrate freely through the through hole opposite to the resonance component 12, and the assembly gap of the plastic frame 11 is generally arranged along the radial direction of the plastic frame 11, so that sound waves generated by resonance can leak from the assembly gap, and air resonance is not facilitated.

The sound box device 1 in the above embodiment includes plastic frame 11, resonance component 12 and horn assembly 13, and plastic frame 11 is the cylindricality, and 11 integrative injection moulding of plastic frame does not have the fit-up gap, and its both ends all have the opening, has two resonance cavity in the plastic frame 11, and two resonance cavity's inner wall all is equipped with a pair of spout, and resonance component 12 passes through the opening and gets into in the resonance cavity along the spout. The plastic frame 11 of the sound box device 1 has no assembly gap, so that a good sounding effect can be ensured, and the resonance component 12 is convenient to install and can directly slide into the resonance cavity.

In one embodiment of the sound box apparatus 1, a stopping portion for positioning the resonant assembly 12 is disposed on a side of the sliding groove facing away from the opening, and when the resonant assembly 12 slides into the resonant cavity, the stopping portion has a positioning effect on the resonant assembly 12, so that the resonant assembly 12 slides to a set position. The structure and shape of the stopper are not limited herein, and the stopper may be capable of stopping the resonant assembly 12.

Referring to fig. 2, in one embodiment of the sound box apparatus 1, the resonance component 12 includes two vibration components 121, and the two vibration components 121 are disposed opposite to each other. The resonant cavity is cylindrical, and when two vibration sound subassemblies 121 just face the setting mutually, two vibration sound subassemblies 121 difference 180 in position, two vibration sound subassemblies 121 just face the vibration, make the vibration distribution in the resonant cavity even, loudspeaker subassembly 13's vocal tone quality is better.

In another embodiment of the sound box apparatus 1, the resonant assembly 12 is a cylindrical resonant assembly 121, which also enables the vibration distribution in the resonant cavity to be more uniform.

Referring to fig. 3, in one embodiment of the sound box apparatus 1, the sound component 121 includes a sound tray 122 and a supporting frame 125 fixedly connected to each other, and the plastic frame 11, the sound tray 122 and the supporting frame 125 are sequentially disposed from outside to inside. The tuning disc 122 is sandwiched between the support frame 125 and the plastic frame 11, and the support frame 125 is disposed to fix the tuning disc 122. More specifically, the support bracket 125 is a hard member that can fixedly support the damper disc 122.

More specifically, the vibration sound disk 122 includes the soft adhesive layer 123 and the vibration sound portion 124, the vibration sound portion 124 is fixed on the soft adhesive layer 123, the supporting frame 125 is in a frame shape, the edges of the supporting frame 125 and the soft adhesive layer 123 are fixed, and the vibration sound portion 124 is disposed in the middle of the soft adhesive layer 123, so that when the vibration sound portion 124 vibrates, the soft adhesive layer 123 deforms, and the vibration sound portion 124 can vibrate relative to the supporting frame 125, thereby compressing or stretching air to make the speaker assembly 13 sound. The edge of the soft rubber layer 123 close to the supporting frame 125 is also provided with an annular concave part 126, so that the area of the soft rubber layer is increased, and the vibration amplitude of the vibration disc 122 can be increased.

Optionally, the two sides of the soft adhesive layer 123 and the two sides of the support frame 125 are disposed in the pair of sliding grooves, and the sum of the thicknesses of the edge of the soft adhesive layer 123 and the support frame 125 matches the width of the sliding grooves, so that the edge of the soft adhesive layer 123 and the support frame 125 are used as sliding blocks matched with the sliding grooves, and the vibration sound assembly 121 is slidably disposed in the sliding grooves. The advantages of this structure are: the structure of the vibration sound component 121 itself is directly utilized without arranging a sliding structure matched with the sliding groove on the vibration sound component 121.

Further, the edges of the support 125 and the soft rubber layer 123 are fixed by an adhesive layer. The pasting layer can be a structure formed by solidifying adhesives such as glue, and the fixing mode is simple, convenient and reliable. The support frame 125 and the soft rubber layer 123 are fixed together through the adhesive layer and then are assembled in the loudspeaker box device 1 in a sliding mode, so that the assembly of the vibration sound component 121 is facilitated, the scattering of the support frame 125 and the vibration sound disc 122 cannot occur, and the assembly efficiency can be improved.

Referring to fig. 2, in one embodiment of the sound box apparatus 1, the sound box apparatus 1 further includes a fastener, and the fastener is used to fix the plastic frame 11 and the vibration component 121, so that the vibration component 121 is fixed on the inner wall of the plastic frame 11. Specifically, a first connection hole is formed in the plastic part, a second connection hole 1230 is formed in the soft rubber layer 123, a third connection hole 1250 is formed in the support frame 125, and the fastening member sequentially penetrates through the first connection hole, the second connection hole 1230 and the third connection hole 1250. Thus, when the vibration component 121 is assembled, the vibration component 121 slides into the resonant cavity, and after reaching a designated position, the fastener penetrates through the vibration component 121 from the outer side of the plastic frame 11 to the inner side of the plastic frame, so that the vibration component 121 and the plastic frame 11 are fixedly connected, and the problem of fixing the vibration component 121 under the condition of integral molding of the plastic frame 11 is solved.

In another embodiment of the speaker device 1, the inner wall of the plastic frame 11 is further provided with a first fastening portion, the vibration component 121 is provided with a second fastening portion, specifically, the supporting frame 125 is provided with a second fastening portion, when the vibration component 121 slides to a designated position, the first fastening portion and the second fastening portion are fastened, so that the vibration component 121 can be fixed on the inner wall of the plastic frame 11. The first clamping part is a buckle, and the second clamping part is a clamping groove; or the first clamping part is a clamping groove, and the second clamping part is a buckle.

Referring to fig. 2, in one embodiment of the speaker device 1, a chamfer wall is disposed at the opening, and a sealing member is disposed between the chamfer wall and the speaker assembly 13. The effect reuse of sealing member seals loudspeaker subassembly 13 and plastic frame 11, prevents loudspeaker subassembly 13 edge sound leakage, further strengthens resonant cavity's resonance effect. The sealing element can be selected from a silicon rubber element, a rubber element and other compressible and deformable components.

Referring to fig. 2, in one embodiment of the speaker device 1, an annular groove 110 is disposed on an outer periphery of the plastic frame 11, so that two resonant cavities are formed in the plastic frame 11 along an axial direction thereof, and a connecting member 3 for connecting the display screen 2 is disposed in the annular groove 110. The annular groove 110 is configured such that the connecting member 3 can be disposed therein to facilitate the connection between the speaker device 1 and the display screen 2. And the arrangement of the annular groove 110 also enables the two resonant cavities of the plastic frame 11 to be mutually separated, and the resonant effect in each resonant cavity is better. The connecting piece 3 is fixedly connected to the plastic frame 11, and the shell of the display screen 2 is fixedly connected to the connecting piece 3. The surface of the connecting piece 3 can be provided with a decorative piece 4 for shielding the connecting piece 3, so that the consistency of the appearance is higher.

Referring to fig. 2, in one embodiment of the sound box apparatus 1, the plastic frame 11 is further sleeved with two mesh enclosures 14, the number of the mesh enclosures 14 is two, and the mesh enclosures 14 and the surface of the connecting member 3 are respectively disposed on two sides of the annular groove 110, and the surface of the mesh enclosure 14 and the surface of the connecting member 3 are located on the same cylindrical surface, so that the surface of the sound box apparatus 1 is flat.

Referring to fig. 4, the present invention further provides a sound box with a screen, wherein the sound box with a screen includes the sound box device 1 in any of the above embodiments, and further includes the display screen 2 connected to the sound box device 1. The sound box with the screen has the functions of video recording and playing with larger volume, and can be used in a conference scene, so that all participants can clearly hear the speaking content of the other party.

The utility model provides a take screen audio amplifier has adopted foretell audio amplifier device 1, and audio amplifier device 1 includes plastic frame 11, resonance subassembly 12 and horn assembly 13, and plastic frame 11 is the cylindricality, and plastic frame 11 an organic whole injection moulding does not have the fit-up gap, and its both ends all have the opening, has two resonance cavity in the plastic frame 11, and two resonance cavity's inner wall all is equipped with a pair of spout, and resonance subassembly 12 passes through the opening and gets into in the resonance cavity along the spout. The plastic frame 11 of the sound box device 1 has no assembly gap, so that a good sounding effect can be ensured, and the resonance component 12 is convenient to install and can directly slide into the resonance cavity.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. Loudspeaker box device, its characterized in that: including the plastic frame of cylindricality, locate the inside resonance assembly of plastic frame and be fixed in respectively two loudspeaker subassemblies at plastic frame both ends, plastic frame an organic whole injection moulding, just the both ends of plastic frame all have the confession the opening that resonance assembly got into, two loudspeaker subassembly is fixed in respectively the opening part, plastic frame sets up two resonance cavity along its axial direction, two all be equipped with in the resonance cavity resonance assembly, resonance cavity's inner wall is provided with the confession a pair of spout that resonance assembly slided in.

2. The loudspeaker enclosure device of claim 1, wherein: the resonance assembly comprises two vibration sound assemblies which are arranged oppositely.

3. The loudspeaker enclosure device of claim 2, wherein: the vibration sound component comprises a vibration sound disc and a support frame which are fixedly connected, and the plastic frame, the vibration sound disc and the support frame are sequentially arranged from outside to inside.

4. A sound box device according to claim 3, wherein: the sound disk that shakes includes soft glue layer and is fixed in sound portion that shakes on the soft glue layer, the support frame is the frame form, and is fixed in the edge of soft glue layer, the both sides of soft glue layer reach the both sides of support frame are located a pair ofly in the spout.

5. The loudspeaker enclosure device of claim 4, wherein: the edges of the support frame and the soft adhesive layer are fixed by sticking through the sticking layer.

6. The loudspeaker enclosure device of claim 4, wherein: the loudspeaker box device comprises a plastic frame and a fastener of the vibration component, wherein the plastic frame is used for fixing the fastener, a first connecting hole is formed in the plastic frame, a second connecting hole is formed in the soft rubber layer, a third connecting hole is formed in the support frame, and the fastener sequentially penetrates through the first connecting hole, the second connecting hole and the third connecting hole.

7. The loudspeaker enclosure device of claim 1, wherein: and a stopping part for positioning the resonance component is arranged on one side of the sliding groove back to the opening.

8. The loudspeaker enclosure device of claim 1, wherein: the opening part is provided with the chamfer wall, the chamfer wall with be provided with the sealing member between the loudspeaker subassembly.

9. The loudspeaker enclosure device of claim 1, wherein: the periphery of the plastic frame is provided with an annular groove, so that the plastic frame forms two resonant cavities along the axial direction of the plastic frame, and a connecting piece used for connecting a display screen is arranged in the annular groove.

10. Take screen audio amplifier, its characterized in that: loudspeaker device comprising any of claims 1-9, further comprising a display screen.

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