CN209787414U

CN209787414U - Audio equipment

Info

Publication number: CN209787414U
Application number: CN201920839199.5U
Authority: CN
Inventors: 刘大可; 王文华; 刘胜
Original assignee: SHENZHEN PAN OCEAN NETWORK DEVELOPMENT Co Ltd
Current assignee: SHENZHEN PAN OCEAN NETWORK DEVELOPMENT Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2019-12-13
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses an audio device, which comprises a shell; the loudspeaker assembly is arranged on the shell; and a damping member, one side of which is connected to the speaker assembly and the other side of which is connected to the housing. The utility model discloses technical scheme avoids the vibrations transmission to the microphone unit of speaker subassembly during operation, improves microphone unit speech recognition's accuracy.

Description

Audio equipment

Technical Field

The utility model relates to an electronic equipment technical field, in particular to audio equipment.

Background

With the rapid development of audio devices, more and more audio devices have a voice exchange function, such as: the loudspeaker box is generally internally provided with a microphone unit and a loudspeaker unit and used for realizing voice interchange. However, existing microphone units and speaker units are typically rigidly connected to the housing of the audio device. Therefore, the vibration generated by the loudspeaker unit during working can easily drive the shell to vibrate and further be transmitted to the microphone, so that the microphone is interfered by the vibration, and the accuracy of voice recognition is reduced.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an audio equipment aims at avoiding the vibrations of speaker subassembly during operation to transmit to the microphone, improves microphone speech recognition's accuracy.

In order to achieve the above object, the present invention provides an audio device comprising:

A housing;

The loudspeaker assembly is arranged on the shell; and

A damper having one side connected to the speaker assembly and the other side connected to the housing.

The utility model discloses an in the embodiment, the damper is equipped with the draw-in groove, speaker subassembly is equipped with the fixture block, in the draw-in groove was gone into to the fixture block card, make the damper connect in speaker subassembly.

In an embodiment of the present invention, the shock absorbing member is detachably connected to the housing.

In an embodiment of the present invention, the shock absorbing member has a first mounting hole, the housing has a second mounting hole, and the second mounting hole is opposite to the first mounting hole;

The audio device further includes a locking member inserted through the first mounting hole and into the second mounting hole such that the shock absorbing member is coupled to the housing.

in an embodiment of the present invention, the hole wall of the first mounting hole is provided with a plurality of protruding bars at intervals, each protruding bar abuts against the outer surface of the locking member.

In an embodiment of the present invention, the protruding strip is disposed along the axial direction of the first mounting hole, and is plural, and the protruding strip is uniformly distributed around the center of the first mounting hole.

in an embodiment of the present invention, the shock absorbing member faces the end face of the housing and deviates from the end face of the housing, and a plurality of grooves are disposed at an interval between the end faces of the housing.

In an embodiment of the present invention, the plurality of grooves are uniformly arranged around the center of the first mounting hole.

In an embodiment of the present invention, the damping member is a silicone member, and the hardness of the silicone member is 30HRB to 60 HRB.

The utility model discloses an in the embodiment, the damper is equipped with the multiunit, multiunit the damper centers on speaker subassembly's center evenly sets up.

The technical scheme of the utility model one side through the shock attenuation piece is connected in the casing, and the opposite side is connected in speaker subassembly to realize the indirect fixation of speaker subassembly and casing. Moreover, the vibration of the loudspeaker assembly during working is isolated through the shock absorption piece, and the vibration of the loudspeaker assembly during working is prevented from being transmitted to the microphone unit, so that the accuracy of voice recognition of the microphone unit is improved.

Drawings

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

fig. 1 is a schematic structural diagram of an embodiment of the audio device of the present invention;

Fig. 2 is an exploded view of the audio device of fig. 1;

FIG. 3 is a schematic diagram of a speaker assembly of the audio device of FIG. 1;

Fig. 4 is a schematic view of a shock-absorbing member of the audio apparatus of fig. 1.

The reference numbers illustrate:

Reference numerals	Name (R)	Reference numerals	Name (R)
				100	Shell body	250	Vibrating diaphragm
110	Second mounting hole	300	Damping piece
				200	Loudspeaker assembly	310	Clamping groove
210	Clamping block	320	First mounting hole
				220	Sealed sound cavity back shell	330	Convex strip
230	sealed sound cavity front shell	340	Groove
				240	Horn unit	400	locking piece

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

in the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an audio equipment.

Referring to fig. 1 and 2 in combination, in an embodiment of the present invention, the audio device includes a housing 100, a speaker assembly 200, and a shock absorber 300; wherein, the speaker assembly 200 is disposed on the housing 100; the shock absorbing member 300 is coupled to the speaker assembly 200 at one side and to the housing 100 at the other side.

In the present embodiment, the casing 100 is provided with an accommodating cavity, which is mainly used for installing components such as the speaker assembly 200 and the microphone unit, and may be the casing 100 of a sound box, or the casing 100 of an electronic device such as a mobile phone or a tablet computer. While the speaker assembly 200 is mainly used for emitting sound, referring to fig. 3, in the present embodiment, the speaker assembly includes a sealed sound cavity rear housing 220, a sealed sound cavity front housing 230, a speaker unit 240, and a diaphragm 250. Wherein, the front shell 230 of the sealed sound cavity covers the rear shell 220 of the sealed sound cavity, and cooperates with the rear shell 220 of the sealed sound cavity to form the sound cavity; the speaker unit 240 is disposed in the sound cavity and passes through the sealed sound cavity front case 230; the diaphragm 250 is attached to the side of the sound cavity back case 220 away from the sound cavity front case 230. Therefore, the speaker assembly 200 can be assembled separately and then installed on the housing 100 to operate independently, and the vibration generated during operation is isolated by the shock absorbing member 300, so that the vibration generated during operation is prevented from being transmitted to the housing 100 to affect various parts installed on the housing 100. Meanwhile, the loudspeaker assembly 200 can be independently tested by the arrangement, and the testing process is simplified. In this embodiment, the sealed sound cavity rear shell 220 and the sealed sound cavity front shell 230 are sealed by ultrasonic welding before assembly, and it can be understood that the ultrasonic welding process is simple, and the sealing effect of the two is also ensured. Further, in order to improve the vibration isolation effect of the speaker assembly 200, a gap of between 2mm exists between the speaker assembly 200 and the wall of the accommodating chamber of the housing 100.

The technical scheme of the utility model one side through damper 300 is connected in casing 100, and the opposite side is connected in speaker subassembly 200 to realize speaker subassembly 200 and casing 100's indirect fixation. Moreover, the vibration of the speaker assembly 200 during operation is isolated by the shock absorbing member 300, and the vibration of the speaker assembly 200 during operation is prevented from being transmitted to the microphone unit, thereby improving the accuracy of the voice recognition of the microphone unit.

Referring to fig. 2, in an embodiment of the present invention, the shock absorbing member 300 is provided with a locking groove 310, the speaker assembly 200 is provided with a locking block 210, and the locking block 210 is locked in the locking groove 310, so that the shock absorbing member 300 is connected to the speaker assembly 200.

Specifically, in this embodiment, the damping member 300 is a cylindrical structure, a circle of recess is formed on the periphery of the cylindrical structure to form a clamping groove 310, a protruding block is convexly formed on the rear sealed sound cavity casing 220 of the speaker assembly 200, and a through hole is formed on the protruding block to form the clamping block 210. When the shock absorber 300 is inserted into the through hole by extrusion, the hole wall of the through hole is abutted against the bottom wall of the clamping groove 310, and the surface of the convex block is abutted against the two opposite groove walls of the clamping groove 310, so that the shock absorber 300 is clamped and fixed with the loudspeaker assembly 200. Further, in an embodiment of the present invention, the depth of the slot 310 is 0.5mm to 1.2mm, and the distance between the side walls of the two slots of the slot 310 is 1mm to 2.5mm, it can be understood that the depth of the slot 310 is too deep, which is inconvenient for the installation between the two, and the strength of the shock absorbing member 300 cannot be ensured; the depth of the latch groove 310 is too shallow, and the area of the side wall of the latch 210 abutting against the side wall of the latch groove 310 is small, which affects the latching effect of the latch 210 and the latch groove 310. The distance between the two groove side walls of the clamping groove 310 is too large, so that the groove side walls of the clamping groove 310 cannot be tightly abutted against the side walls of the fixture block 210, and the clamping effect of the fixture block 210 and the clamping groove 310 is influenced; the distance between the two groove sidewalls of the latch groove 310 is too small, and the thickness of the latch 210 clamped by the distance is small, thereby affecting the latching effect between the latch 210 and the latch groove 310. It should be noted that the size of the card slot 310 is determined according to the size of the speaker assembly 200, and the specific value thereof is not limited in this application, and it is sufficient to ensure that the shock absorbing member 300 is stably mounted on the speaker assembly 200. In order to facilitate the installation of the shock absorbing member 300 on the speaker assembly 200, the through hole of the fixture block 210 is provided with an installation opening, so that the through hole is not closed, when the shock absorbing member 300 is installed on the speaker assembly 200, the fixture groove 310 on the shock absorbing member 300 is aligned with the installation opening and clamped in, and the fixation between the shock absorbing member and the installation opening can be realized, so that the installation is convenient and fast, and the installation efficiency of the shock absorbing member 300 is improved. In addition, shock absorbing members 300 are removably attached to speaker assembly 200 to facilitate later maintenance. It will be appreciated that shock absorber 300 and speaker assembly 200 may need to be repaired or replaced after a prolonged period of use. The detachable connection of the shock absorbing member 300 and the speaker assembly 200 prevents the shock absorbing member and a certain part of the speaker assembly 200 from being damaged and needing to be replaced integrally, thereby reducing the maintenance or replacement cost.

In an embodiment of the present invention, the shock absorbing member 300 is detachably connected to the housing 100.

It can be appreciated that the detachable connection of the shock absorbing members 300 to the housing 100 facilitates later repair or replacement of the shock absorbing members 300, avoids local damage and the need for replacement of the whole, and reduces repair or cost.

Referring to fig. 2, in an embodiment of the present invention, the shock absorbing member 300 is provided with a first mounting hole 320, and the housing 100 is provided with a second mounting hole 110; the second mounting hole 110 is disposed opposite to the first mounting hole 320; the audio device further includes a locker 400, and the locker 400 is inserted through the first mounting hole 320 and into the second mounting hole 110 to couple the shock absorbing member 300 to the housing 100.

Specifically, the locker 400 is a screw or bolt, and the second mounting hole 110 is a screw hole. It can be understood that the threaded connection is simple and reliable, and is convenient to install. That is, the installation effect between the two is ensured, the installation process between the two is also simplified, the installation in the early stage and the disassembly maintenance or replacement in the later stage between the two are facilitated by fixing the shock absorbing member 300 and the housing 100 by using the screw or the bolt, and thus, the installation efficiency and the maintenance or replacement efficiency are improved. To facilitate the insertion of the locker 400 into the first mounting hole 320, an end of the shock absorbing member 300 facing the locker 400 is chamfered at an opening of the first mounting hole 320 to form a guide surface. When the locker 400 is inserted into the first mounting hole 320, the guide surface has an aligning and guiding function with respect to the locker 400, so that the locker 400 is accurately inserted into the first mounting hole 320, thereby improving the mounting efficiency. Of course, the present application is not limited thereto, and in other embodiments, the shock absorbing member 300 and the housing 100 may be detachably clamped and fixed. Specifically, the shock absorbing member 300 is provided with a buckle, and the housing 100 is provided with a hook at a position corresponding to the buckle, and when the shock absorbing member 300 is connected to the housing 100, the buckle is clamped by the hook to realize a fixed connection between the two. Of course, the locking member 400 can be engaged with the wall of the second receiving hole 110. Or the shock absorbing member 300 and the housing 100 may be detachably fastened, specifically, the surfaces of the shock absorbing member 300 and the housing 100, which are in contact with each other, are embedded with magnetic blocks, and the two magnetic blocks are attracted to each other to fix the two magnetic blocks.

Referring to fig. 4, in an embodiment of the present invention, a plurality of protruding strips 330 are disposed at intervals on the hole wall of the first mounting hole 320, and each protruding strip 330 abuts against the outer surface of the locking member 400.

It can be understood that there is the clearance between a plurality of sand grips 330, make it have the deformation space, shake and drive damper 300 when rocking from top to bottom or left and right directions when speaker subassembly 200, sand grip 330 can take place to deform towards clearance department after the extrusion with the surface of retaining member 400 and cushion, thereby avoided speaker subassembly 200's vibrations to transmit to retaining member 400, also keep apart speaker subassembly 200's vibrations, avoid it to transmit to the microphone unit through casing 100, microphone unit speech recognition's accuracy has been guaranteed.

In an embodiment of the present invention, the protruding strips 330 extend along the axial direction of the first mounting hole 320, and the plurality of protruding strips 330 are uniformly distributed around the center of the first mounting hole 320.

It can be understood that such an arrangement facilitates the processing of the protruding strips 330 and also allows the shock absorbing members 300 to uniformly disperse the pressing force of the locker 400. Of course, in other embodiments, the protruding strips 330 may also be disposed around the hole wall of the first mounting hole 320, and a plurality of the protruding strips are disposed at intervals along the axial direction parallel to the first mounting hole 320.

In an embodiment of the present invention, the end of the shock absorbing member 300 facing the casing 100 and the end facing away from the casing 100 are spaced apart by a plurality of grooves 340.

It can be understood that, shake and drive damper 300 when rocking the time from beginning to end along the fore-and-aft direction when speaker subassembly 200, damper 300's both ends face takes place the extrusion and takes place deformation with retaining member 400 and casing 100 respectively, the setting up of a plurality of recesses 340 makes damper 300 can take place deformation towards in the recess 340, damper 300's deformability has been strengthened, thereby damper 300's buffer capacity has been strengthened, the vibrations of damper 300 have been avoided continuing to transmit to casing 100 and influence microphone unit speech recognition's accuracy after transmitting to damper 300.

In an embodiment of the present invention, the plurality of grooves 340 are uniformly disposed around the center of the first mounting hole 320.

It will be appreciated that this arrangement provides a uniform force on the damper 300, which substantially dampens the vibrations of the loudspeaker assembly 200.

in an embodiment of the present invention, the damping member 300 is a silicone member, and the hardness of the silicone member is 30 HRB-60 HRB.

it will be appreciated that the stiffness of the silicone member is too low, which results in a low strength support of the silicone member and thus affects the stability of the mounting of the speaker assembly 200. And the hardness of silica gel spare is too high for the elasticity of silica gel spare is lower, and when speaker subassembly 200 produced the vibration in the course of the work, the unable vibration to speaker subassembly 200 of silica gel spare was cushioned, thereby did not reach better shock attenuation effect. In this embodiment, the hardness of the silicone member may be 30HRB, 40HRB, 50HRB, or 60HRB, or may be any value in the above range, and the specific hardness of the silicone member is not limited in the present application. Of course, in other embodiments, the shock absorbing member 300 may be a rubber member.

Referring to fig. 1 and 2, in an embodiment of the present invention, a plurality of shock absorbers 300 are provided, and the plurality of shock absorbers 300 are uniformly arranged around the center of the speaker assembly 200.

It can be understood that the multiple shock absorbing members 300 improve the shock absorbing effect on the speaker assembly 200, fully isolate the vibration of the speaker assembly 300 during operation, and ensure the accuracy of the voice recognition of the microphone unit. In this embodiment, four sets of the shock absorbers 300 are provided, but in other embodiments, five sets, six sets, seven sets, etc. may be provided, and the specific number of the shock absorbers 300 is not limited in this application.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. an audio device, comprising:

A housing;

The loudspeaker assembly is arranged on the shell; and

2. The audio device as in claim 1, wherein said shock absorbing member has a snap groove and said speaker assembly has a snap feature, said snap feature snap into said snap groove to couple said shock absorbing member to said speaker assembly.

3. The audio device of claim 1, wherein the shock absorbing member is removably connected to the housing.

4. the audio device as in claim 3, wherein the shock absorbing member is provided with a first mounting hole, the housing is provided with a second mounting hole, the second mounting hole being disposed opposite the first mounting hole;

5. The audio device as in claim 4, wherein the wall of the first receiving hole is spaced apart by a plurality of ribs, each rib abutting an outer surface of the retaining member.

6. the audio device of claim 5, wherein the rib extends in an axial direction of the first mounting hole, and a plurality of the ribs are evenly distributed around a center of the first mounting hole.

7. Audio device as claimed in claim 4, characterized in that the end face of the shock-absorbing member facing the housing and the end face facing away from the housing are provided at intervals with a plurality of recesses.

8. The audio device as in claim 7, wherein a plurality of said recesses are evenly disposed about a center of said first mounting hole.

9. The audio device as claimed in any one of claims 1 to 8, wherein the shock absorbing member is a silicone member, and the silicone member has a hardness of 30HRB to 60 HRB.

10. The audio device as in any one of claims 1-8, wherein the shock absorbing members are provided in a plurality of sets, the plurality of sets being evenly disposed about a center of the speaker assembly.