CN115065902A - Vehicle-mounted sound box and vehicle body - Google Patents

Abstract

The invention discloses a vehicle-mounted sound box and a vehicle body, wherein the vehicle-mounted sound box comprises a mounting base body, a sound box body, a first driving assembly and a second driving assembly, wherein the mounting base body is provided with a mounting cavity and a rotating hole communicated with the mounting cavity; the rotation direction of the second driving component for driving the sound box body is different from the swing direction of the first driving component for driving the sound box body. The invention aims to provide a vehicle-mounted sound box capable of realizing multi-dimensional rotation, so that the vehicle-mounted sound box realizes a surrounding listening effect, and the active listening optimization is realized.

Description

Car speakers and body

technical field

The invention relates to the technical field of vehicle-mounted sound box devices, in particular to a vehicle-mounted sound box and a vehicle body using the vehicle-mounted sound box.

Background technique

A speaker is a device that restores an electrical signal to a sound signal, and the authenticity of the restoration will be an important criterion for evaluating the performance of the speaker. Active speakers are sound systems with power amplifiers (ie, power amplifiers), which integrate the power amplifiers and the speaker sound system, and can be directly matched with general audio sources (such as Walkman, CD player, DVD player, VCR, etc.) A complete sound package.

In the related art, the car speakers are generally set as front speakers that are fixed in the vehicle body and located on both sides of the front door of the car. The listening environment of the car is different from that of the home. In order to create a surround sound effect in the car, the user usually installs a center speaker above the center console in the car to change the sound field and frequency of the sound playback, so that the sound balance is more beautiful. listening experience. However, the center speaker is usually fixed and embedded in the front of the center console of the car, and the sound emitted is upward and cannot be directed towards the audience, and the sound surround playback effect is not good.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide a vehicle-mounted speaker and a vehicle body, aiming to provide a vehicle-mounted speaker capable of multi-dimensional rotation, so that the vehicle-mounted speaker can achieve a surround listening effect, thereby realizing active listening optimization.

In order to achieve the above-mentioned purpose, the present invention proposes a vehicle-mounted sound box, and the vehicle-mounted sound box comprises:

an installation base, the installation base is provided with an installation cavity and a rotation hole communicating with the installation cavity;

a sound box body, the sound box body is provided with a cavity, and the side of the sound box body facing the installation base is provided with a movable hole communicating with the cavity;

a first drive assembly, the first drive assembly is disposed in the cavity and connected with the speaker body; and

A second drive assembly, the second drive assembly is arranged in the installation cavity, and part of the second drive assembly extends into the cavity through the rotation hole and the movable hole in sequence, and is connected with the installation cavity. the first drive assembly is connected;

Wherein, the second drive assembly drives the first drive assembly to drive the sound box body to rotate, and the first drive assembly drives the sound box body to swing, so that the second drive assembly is relative to the movable hole, and move along the extending direction of the movable hole, and the rotation direction of the second drive assembly driving the sound box body is different from the swing direction of the first drive assembly driving the sound box body.

In one embodiment, the angle at which the second driving component drives the speaker body to rotate around the axial direction of the rotating hole is θ1;

Wherein, 0°<θ1<180°; or, 10°≤θ1≤150°; or, 20°≤θ1≤120°; or, 30°≤θ1≤120°; or, 60°≤θ1≤120°; Or, 60°≤θ1≤90°.

In one embodiment, the angle at which the first driving component drives the speaker body to rotate in a direction perpendicular to the axial direction of the rotating hole is θ2;

Wherein, 0°<θ2<180°; or, 10°≤θ2≤150°; or, 20°≤θ2≤120°; or, 30°≤θ2≤120°; or, 60°≤θ1≤120°; Or, 10°≤θ1≤60° or, 10°≤θ1≤30°.

In one embodiment, the first drive assembly includes a first motor and a first rotating shaft connected to the first motor, the first motor is arranged in the cavity and connected to the sound box body ;

The second drive assembly includes a second motor and a second rotation shaft connected to the output end of the second motor, the second motor is arranged in the installation cavity, and the second rotation shaft is far away from the second motor One end of the rotatable shaft passes through the rotating hole and the movable hole in sequence and extends into the cavity, and is connected with the first rotating shaft.

In one embodiment, one end of the second rotating shaft away from the second motor is provided with a connecting hole and a fastening hole communicating with the connecting hole, and the first rotating shaft is penetrated in the connecting hole;

The second driving assembly includes a fixing piece, the fixing piece passes through the fastening hole and abuts with the first rotating shaft to limit the position.

In one embodiment, the outer wall of the first rotating shaft is provided with a protrusion, and the protrusion abuts against the outer wall of the second rotating shaft to limit the position;

And/or, a side of the first rotation axis facing the fastening hole is provided with a fixing surface;

And/or, the extending direction of the first rotating shaft and the extending direction of the second rotating shaft are arranged at an included angle.

In one embodiment, the speaker body includes:

a casing, the casing is provided with the cavity, the movable hole and the sound outlet communicating with the cavity, and the sound outlet is spaced from the movable hole;

an installation frame, the installation frame is installed in the cavity and connected to the inner wall of the housing, and the first drive assembly is connected to the installation frame; and

A loudspeaker, the loudspeaker is arranged in the cavity, and is arranged opposite to the sound outlet hole, and the loudspeaker is arranged spaced apart from the mounting frame and the first drive assembly.

In one embodiment, the side of the mounting base facing the speaker body is further provided with a rotation slot, and the rotation hole is opened on the bottom wall of the rotation slot;

The casing is spherically arranged, and part of the casing is movably accommodated in the rotating groove and is spaced from the groove wall of the rotating groove, and the inner wall of the rotating groove is matched with the outer wall of the casing.

In one embodiment, the movable hole is arranged as an arc-shaped hole, and the included angle formed by the two ends of the movable hole and the connecting line between the first drive assembly and the second drive assembly is 5 °～60°.

The present invention also provides a vehicle body, the vehicle body comprising:

car body;

In the above-mentioned vehicle-mounted speaker, the mounting base of the vehicle-mounted speaker is connected to the vehicle body; and

The controller is electrically connected with the first drive assembly and the second drive assembly of the vehicle sound box.

In the vehicle-mounted speaker of the technical solution of the present invention, the first drive assembly is arranged in the cavity of the speaker body, so that the first drive assembly is connected to the speaker body. At the same time, the installation base is provided with a rotating hole that communicates with the installation cavity, and the side of the speaker body facing the installation base is provided with a movable hole that communicates with the cavity, so as to facilitate part of the second drive components to penetrate through the rotating hole and the movable hole in turn. inside the cavity and connected with the first drive assembly, so that the second drive assembly can be used to drive the first drive assembly to drive the speaker body to rotate relative to the installation base, and the second drive assembly can be used to support and install the first drive assembly and the speaker body, The first drive assembly drives the speaker body to swing relative to the mounting base and the second drive assembly, so that the second drive assembly moves relative to the movable hole and moves along the extension direction of the movable hole, and the rotation direction of the second drive assembly to drive the speaker body is the same as that of the second drive assembly. The swing direction of the speaker body driven by the first drive assembly is different, so that the speaker body realizes the dimensional rotation through the cooperation of the first drive assembly and the second drive assembly, so that the car speaker can achieve a surround listening effect, thereby realizing active listening. Sense optimization, effectively improve the user experience.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

1 is a schematic structural diagram of a vehicle-mounted speaker in an embodiment of the present invention;

2 is an exploded schematic diagram of a vehicle-mounted speaker in an embodiment of the present invention;

3 is a schematic cross-sectional view of a vehicle-mounted speaker in an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of the vehicle-mounted sound box from another viewing angle according to an embodiment of the present invention.

Description of reference numbers:

label name label name 100 car speakers 3 first drive assembly 1 mounting base 31 first motor 11 mounting cavity 311 fixed ear 12 Turn hole 32 first rotation axis 13 Turn slot 321 bulge 2 Speaker body 322 fixed surface twenty one case 4 second drive assembly 211 Cavity 41 second motor 212 Active hole 42 second rotation axis 213 sound hole 421 connection hole twenty two Mount 422 Fastening hole 222 fixed rib 43 Fastener

The realization, functional characteristics and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relationship between various components under a certain posture (as shown in the accompanying drawings). The relative positional relationship, the movement situation, etc., if the specific posture changes, the directional indication also changes accordingly.

At the same time, the meaning of "and/or" or "and/or" in the whole text is that it includes three schemes, taking "A and/or B" as an example, including scheme A, scheme B, or scheme A and B at the same time satisfied plan.

In addition, descriptions such as "first", "second", etc. in the present invention are only for descriptive purposes, and should not be construed as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

A speaker is a device that restores an electrical signal to a sound signal, and the authenticity of the restoration will be an important criterion for evaluating the performance of the speaker. Active speakers are sound systems with power amplifiers (ie, power amplifiers), which integrate the power amplifiers and the speaker sound system, and can be directly matched with general audio sources (such as Walkman, CD player, DVD player, VCR, etc.) A complete sound package.

In the related art, the car speakers are generally set as front speakers that are fixed in the vehicle body and located on both sides of the front door of the car. The listening environment of the car is different from that of the home. In order to create a surround sound effect in the car, the user usually installs a center speaker above the center console in the car to change the sound field and frequency of the sound playback, so that the sound balance is more beautiful. listening experience. However, the center speaker is usually fixed and embedded in the front of the center console of the car, and the sound emitted is upward and cannot be directed towards the audience, and the sound surround playback effect is not good.

Based on the above concepts and problems, the present invention proposes a vehicle-mounted sound box 100 . It can be understood that the vehicle sound box 100 is applied in a car and used as a sound box device of the car. In this embodiment, the in-vehicle speaker 100 is installed on a structure such as a center console of an automobile, which is not limited herein.

Please refer to FIG. 1 to FIG. 4 , in the embodiment of the present invention, the vehicle speaker 100 includes an installation base 1 , a speaker body 2 , a first drive assembly 3 and a second drive assembly 4 , and the installation base 1 is provided with an installation cavity 11 and the rotating hole 12 communicating with the mounting cavity 11, the speaker body 2 is provided with a cavity 211, the side of the speaker body 2 facing the mounting base 1 is provided with a movable hole 212 communicating with the cavity 211, and the first drive assembly 3 is provided in the cavity 211, and is connected with the speaker body 2, the second drive assembly 4 is arranged in the installation cavity 11, and part of the second drive assembly 4 extends into the cavity 211 through the rotating hole 12 and the movable hole 212 in turn, and connects with the first drive assembly 4. The component 3 is connected; wherein, the second drive component 4 drives the first drive component 3 to drive the speaker body 2 to rotate, and the first drive component 3 drives the speaker body 2 to swing, so that the second drive component 4 is relative to the movable hole 212 and moves along the movable hole 212. The extending direction of the hole 212 moves, and the rotation direction of the second drive assembly 4 for driving the speaker body 2 is different from the swing direction of the first drive assembly 3 for driving the speaker body 2 .

In this embodiment, the mounting base 1 is used to install, fix and protect the speaker body 2, the first drive assembly 3 and the second drive assembly 4 and other structures, that is, the mounting base 1 is the speaker body 2, the first drive assembly 3 and the first drive assembly 4. The structure of the second drive assembly 4 provides the installation basis. It can be understood that the mounting base 1 may be a shell structure of the vehicle-mounted speaker 100 , and the vehicle-mounted speaker 100 is installed on the vehicle body through the mounting base 1 .

Of course, the mounting base 1 can also be a part of the vehicle body. For example, the mounting base 1 is a structure such as the center console, seat, or ceiling of the vehicle body. At this time, the mounting base 1 and the center console, seat, or ceiling of the vehicle body, etc. The structure is an integral molding structure, which is not limited here.

It can be understood that the mounting base 1 is formed with a cavity structure, that is, the mounting base 1 is provided with a mounting cavity 11 . In order to facilitate that the speaker body 2 and other structures are located outside the mounting cavity 11 of the mounting base 1 , the mounting base 1 is further provided with a rotating hole 12 that communicates with the mounting cavity 11 . Optionally, the outline of the rotating hole 12 may be a circle, an ellipse, a square, a triangle, a polygon, or a special shape, etc., which is not limited herein.

Optionally, the sound box body 2 may be a speaker or a sound box structure or a horn structure, etc., which is not limited herein. In this embodiment, the speaker body 2 is provided with a cavity 211. In order to facilitate the speaker body 2 to rotate in different directions through the second drive assembly 4, the side of the speaker body 2 facing the mounting base 1 is also provided with a communication cavity 211 the active hole 212. It can be understood that the movable hole 212 provides an escape space for the second driving assembly 4 .

In order to make the speaker body 2 swing or move in other directions different from the rotation direction, so as to realize the surround listening effect, so as to realize the optimization of the active sense of hearing, and effectively improve the user experience. In this embodiment, the first drive assembly 3 is arranged in the cavity 211 and is connected to the speaker body 2 , the second drive assembly 4 is arranged in the installation cavity 11 , and part of the second drive assembly 4 passes through the rotation holes 12 and 11 in sequence. The movable hole 212 extends into the cavity 211 and is connected with the first driving component 3 .

It can be understood that the second drive assembly 4 drives the first drive assembly 3 to drive the speaker body 2 to rotate, that is, the second drive assembly 4 provides a driving force for the rotation of the entire speaker body 2 . Optionally, the second drive assembly 4 may be a structure such as a rotary motor or a rotary cylinder, as long as it is a structure capable of driving the speaker body 2 to rotate in a circumferential direction of 360°, which is not limited here.

In this embodiment, the first drive assembly 3 drives the speaker body 2 to swing, so that the second drive assembly 4 moves relative to the movable hole 212 and along the extending direction of the movable hole 212 , and the second drive assembly 4 drives the speaker body 2 The rotation direction of the speaker is different from the swing direction of the speaker body 2 driven by the first drive assembly 3 . It can be understood that the first driving assembly 3 provides a driving force for the swing of the speaker body 2 . Optionally, the first drive assembly 3 may be a swing motor or a swing cylinder or a structure capable of driving the speaker body 2 to swing, which is not limited herein.

It can be understood that the movable hole 212 not only provides an escape space for the second drive assembly 4, but also when the speaker body 2 swings relative to the second drive assembly 4, the second drive assembly 4 moves relative to the speaker body 2 in the movable hole 212. . Optionally, the aperture or opening area of the movable hole 212 is much larger than the cross-sectional area of the second drive assembly 4 passing through the movable hole 212 .

Optionally, the movable hole 212 is provided in the form of a strip-shaped hole or a waist-shaped hole. The extending direction of the movable hole 212 is the same as the swing direction of the speaker body 2 , that is, the direction in which the first drive assembly 3 drives the speaker body 2 to swing.

In the vehicle-mounted speaker 100 of the present invention, the first drive assembly 3 is arranged in the cavity 211 of the speaker body 2, so that the first drive assembly 3 is connected to the speaker body 2. By setting the installation cavity 11 in the installation base 1, the installation cavity can be used. 11. Install and fix the second drive assembly 4. At the same time, the mounting base 1 is provided with a rotating hole 12 that communicates with the mounting cavity 11, and the side of the speaker body 2 facing the mounting base 1 is provided with a movable hole 212 that communicates with the cavity 211, so as to facilitate Part of the second drive assembly 4 extends into the cavity 211 through the rotating hole 12 and the movable hole 212 in turn, and is connected with the first drive assembly 3, so that the second drive assembly 4 can be used to drive the first drive assembly 3 to drive the speaker body 2. Rotate relative to the installation base 1, and use the second drive assembly 4 to support and install the first drive assembly 3 and the speaker body 2, so that the first drive assembly 3 drives the speaker body 2 to swing relative to the installation base 1 and the second drive assembly 4, The second drive assembly 4 is moved relative to the movable hole 212 and along the extension direction of the movable hole 212, and the rotation direction of the second drive assembly 4 driving the speaker body 2 is different from the swing direction of the first drive assembly 3 driving the speaker body 2, Thereby, the speaker body 2 can realize the dimensional rotation through the cooperation of the first drive assembly 3 and the second drive assembly 4, so that the vehicle speaker 100 can achieve a surround listening effect, thereby realizing active listening optimization, and effectively improving the user experience. .

In one embodiment, the angle at which the second driving component 4 drives the speaker body 2 to rotate around the axial direction of the rotating hole 12 is θ1; wherein, 0°<θ1<180°; or, 10°≤θ1≤150°; or, 20°≤θ1≤120°; or, 30°≤θ1≤120°; or, 60°≤θ1≤120°; or, 60°≤θ1≤90°.

In this embodiment, as shown in FIGS. 1 to 4 , the mounting base 1 has a mounting surface, and the mounting surface is provided with a rotating hole 12 , and the second driving component 4 drives the speaker body 2 to rotate in the axial direction around the rotating hole 12 . The axial direction of the rotating hole 12 is perpendicular to the mounting surface.

It can be understood that the angle at which the second drive assembly 4 drives the speaker body 2 to rotate in the axial direction of the rotation hole 12 is defined as θ1, and the optional range of the rotation angle θ1 of the speaker body 2 is 0°˜360°. In order to ensure that the vehicle speaker 100 is installed on the center console of the vehicle body and always faces the user direction after the vehicle speaker 100 is applied to the vehicle body, the optional range of the rotation angle θ1 of the speaker body 2 is 0°～180°. Of course, the optional range of the rotation angle θ1 of the speaker body 2 can also be 10°～150° or 20°～120° or 30°～120° or 60°～120° or 60°～90°.

Optionally, the rotation angle θ1 of the speaker body 2 is 5°, 10°, 15°, 20°, 25°, 30°, 35°, 40°, 45°, 50°, 55°, 60°, 65° , 70°, 75°, 80°, 85°, 90°, 95°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, etc. Do limit.

In one embodiment, the angle at which the first drive assembly 3 drives the speaker body 2 to rotate around the direction perpendicular to the axial direction of the rotating hole 12 is θ2; wherein, 0°<θ2<180°; or, 10°≤θ2≤150° or, 20°≤θ2≤120°; or, 30°≤θ2≤120°; or, 60°≤θ1≤120°; or, 10°≤θ1≤60° or, 10°≤θ1≤30°.

In this embodiment, the swing direction of the first drive assembly 3 to drive the speaker body 2 is that the surface formed by the swing direction of the speaker body 2 is perpendicular to the mounting surface of the mounting base 1, that is, the surface formed by the swing direction of the speaker body 2 and the rotation hole 12 The axes are coplanar or parallel.

It can be understood that the swing angle of the speaker body 2 driven by the first drive assembly 3 is defined as θ2, and the swing angle θ2 of the speaker body 2 can be selected to be in the range of 0° to 180°. In order to ensure that after the car speaker 100 is applied to the car body, the car speaker 100 is installed on the center console of the car body, the speaker body 2 always faces the direction of the user, and the optional range of the swing angle θ2 of the speaker body 2 is 10°～150° . Of course, the optional range of the swinging angle θ2 of the speaker body 2 can also be 20°-120° or 30°-120° or 60°-120° or 10°-60° or 10°-30°.

Optionally, the swing angle θ2 of the speaker body 2 is 5°, 10°, 15°, 20°, 25°, 30°, 35°, 40°, 45°, 50°, 55°, 60°, 65° , 70°, 75°, 80°, 85°, 90°, 95°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, 180°, etc. Do limit.

In one embodiment, the first drive assembly 3 includes a first motor 31 and a first rotating shaft 32 connected to the first motor 31. The first motor 31 is arranged in the cavity 211 and is connected to the speaker body 2; the second The driving assembly 4 includes a second motor 41 and a second rotating shaft 42 connected to the output end of the second motor 41 , the second motor 41 is arranged in the installation cavity 11 , and the end of the second rotating shaft 42 away from the second motor 41 moves through it in turn. The rotating hole 12 and the movable hole 212 extend into the cavity 211 and are connected with the first rotating shaft 32 .

In this embodiment, as shown in FIGS. 2 to 4 , by setting the first driving assembly 3 as a first motor 31 and a first rotating shaft 32 , the first motor 31 is connected to the speaker body 2 , and the first motor 31 is connected to the speaker body 2 using the first The rotating shaft 32 is connected with the second rotating shaft 42 of the second driving assembly 4 , so that the speaker body 2 is installed on the second driving assembly 4 through the first driving assembly 3 .

It can be understood that, in order to realize that the first motor 31 drives the speaker body 2 to swing relative to the mounting base 1 and the second driving assembly 4, the first rotating shaft 32 and the second rotating shaft 42 of the second driving assembly 4 are movably connected, such as holes. The rotational connection in the form of a shaft, or the rotational connection through a hinge or a bearing, etc., is not limited here. Of course, in order to ensure that the first motor 31 drives the speaker body 2 to swing relative to the mounting base 1 and the second driving assembly 4, the first rotating shaft 32 and the second rotating shaft 42 can also be fixedly connected, and the first motor 31 and the first rotating shaft 42 can also be fixedly connected. The rotating shaft 32 adopts a rotational connection method, which is not limited herein.

Optionally, the first motor 31 is a rotating motor, and the first motor 31 drives the speaker body 2 to rotate about the axial direction of the first rotating shaft 32 , and the axial direction of the first rotating shaft 32 is the same as the axial direction of the second rotating shaft 42 . set vertically.

Optionally, the extending direction of the first rotating shaft 32 and the extending direction of the second rotating shaft 42 are arranged at an included angle. The axial direction of the first rotating shaft 32 is perpendicular to the extending direction of the movable hole 212 . In this embodiment, the axial direction of the second rotating shaft 42 , the axial direction of the first rotating shaft 32 and the extending direction of the movable hole 212 are perpendicular to each other, that is, the axial direction of the second rotating shaft 42 is Z In the case of the shaft, the axial direction of the first rotating shaft 32 and the extending direction of the movable hole 212 are the X-axis and Y-axis directions, respectively.

In this embodiment, the second motor 41 of the second driving assembly 4 is installed and fixed in the installation cavity 11 of the installation base 1 to provide a rotational driving force for the second rotating shaft 42 . One end of the second rotating shaft 42 is connected to the output end of the second motor 41 , and the other end of the second rotating shaft 42 extends into the cavity 211 through the rotating hole 12 and the movable hole 212 in sequence, and is connected to the first rotating shaft 32 .

In one embodiment, the end of the second rotating shaft 42 away from the second motor 41 is provided with a connecting hole 421 and a fastening hole 422 communicating with the connecting hole 421, and the first rotating shaft 32 is penetrated in the connecting hole 421; the second driving The assembly 4 includes a fixing piece 43 , and the fixing piece 43 passes through the fastening hole 422 and abuts with the first rotating shaft 32 to limit the position.

In this embodiment, as shown in FIG. 2 to FIG. 4 , by using the fixing member 43 to pass through the fastening hole 422 and abutting with the first rotating shaft 32 to limit the position, the fixing member 43 is used to realize the first rotating shaft 32 Fixed connection with the second rotating shaft 42 .

In one embodiment, as shown in FIG. 2 and FIG. 3 , the outer wall of the first rotating shaft 32 is provided with a protrusion 321 , and the protrusion 321 is in contact with the outer wall of the second rotating shaft 42 to limit the position. It can be understood that, with this arrangement, the protrusions 321 can be used to realize the limited installation of the first rotating shaft 32 , so as to prevent the first rotating shaft 32 from being detached or excessively passing through the connecting hole 421 .

In one embodiment, as shown in FIG. 2 , the side of the first rotating shaft 32 facing the fastening hole 422 is provided with a fixing surface 322 . It can be understood that, with this arrangement, the contact area between the fixing member 43 and the first rotating shaft 32 can be increased, thereby improving the fixing effect of the fixing member 43 .

In one embodiment, the speaker body 2 includes a housing 21 , a mounting frame 22 and a speaker, wherein the housing 21 is provided with a cavity 211 , a movable hole 212 and a sound outlet 213 communicating with the cavity 211 , and the sound outlet 213 and the The movable holes 212 are spaced apart. The mounting bracket 22 is arranged in the cavity 211 and is connected to the inner wall of the housing 21 . The first drive assembly 3 is connected to the installation bracket 22 . For installation, the speaker is spaced apart from the mounting bracket 22 and the first drive assembly 3 .

In this embodiment, as shown in FIGS. 1 to 4 , the mounting bracket 22 is arranged in the cavity 211 of the housing 21 , so that the mounting bracket 22 is conveniently connected to the first motor 31 of the first drive assembly 3 to Improve installation stability. It can be understood that the mounting frame 22 is hollow, or the mounting frame 22 is provided with an escape space with the same extension direction of the movable hole 212 , so that the escape space can easily avoid the second rotation shaft 42 of the second drive assembly 4 .

It can be understood that the mounting bracket 22 is provided with a through hole, and one end of the first rotating shaft 32 can move through the through hole through the fixing hole and is connected with the second rotating shaft 42 . As shown in FIG. 2 , the first motor 31 is further provided with a fixing ear 311 , and the fixing ear 311 is provided with a through hole through which the fastener is connected to the mounting frame 22 .

In this embodiment, the loudspeaker is arranged in the cavity 211 to protect the loudspeaker by the casing 21 . The housing 21 is also provided with a sound outlet 213 communicating with the cavity 211 , so that the speaker and the sound outlet 213 are arranged in the opposite direction, so that the sound emitted by the speaker can be smoothly conducted to the outside through the sound outlet 213 . Optionally, the sound-outlet holes 213 include a plurality of sound-outlet holes 213 arranged in a radial shape.

In one embodiment, the side of the mounting base 1 facing the speaker body 2 is also provided with a rotating slot 13, and the rotating hole 12 is opened on the bottom wall of the rotating slot 13; Inside the groove 13 and spaced apart from the groove wall of the rotating groove 13 , the inner wall of the rotating groove 13 is matched with the outer wall of the housing 21 .

In this embodiment, as shown in FIG. 1 to FIG. 4 , by setting the shell 21 of the speaker body 2 into a spherical structure, and setting a spherical rotating groove 13 on the mounting base 1 , the rotating groove 13 is used to accommodate part of the The housing 21 hides or covers the rotation hole 12 and the second rotation shaft 42 of the second drive assembly 4 by the rotation slot 13 .

It can be understood that the rotating hole 12 is opened on the bottom wall of the rotating groove 13, part of the casing 21 is movably accommodated in the rotating groove 13, and is spaced from the groove wall of the rotating groove 13, and the inner wall of the rotating groove 13 and the outer wall of the casing 21. In this way, when the second drive assembly 4 drives the speaker body 2 to rotate, the speaker body 2 can rotate relative to the groove wall in the rotation groove 13 to avoid interference.

In one embodiment, as shown in FIG. 2 and FIG. 4 , the movable hole 212 is arranged in an arc-shaped hole, and the two ends of the movable hole 212 are formed by the connecting line between the first drive assembly 3 and the second drive assembly 4 . The included angle ranges from 5° to 60°.

In this embodiment, the movable hole 212 extends along the spherical surface of the housing 21 to form an arc-shaped hole or a strip-shaped hole. The swing angle of the speaker body 2 is ensured by controlling the included angle range formed by the connection between the two ends of the movable hole 212 and the connection between the first drive assembly 3 and the second drive assembly 4 to be in the range of 5° to 60°.

The car speaker 100 of the present invention can control the second motor 41 of the second drive assembly 4 to drive the second rotating shaft 42 to drive the speaker body 2 to rotate around the axial direction of the second rotating shaft 42 according to the user's position, and then control the first drive The first motor 31 of the component 3 drives the speaker body 2 to rotate around the first rotation axis 32 to achieve swing, thereby adjusting the position of the sound hole 213 to face the user, thereby realizing active listening optimization.

It can be understood that the rotation angle and the swing angle of the speaker body 2 can be adjusted according to the user's position, and specifically adjusted according to the actual application scene. In this embodiment, the vehicle-mounted sound box 100 further includes a control structure such as a controller or a control circuit, and the control structure is electrically connected to the second motor 41 of the second drive assembly 4 and the first motor 31 of the first drive assembly 3 . Of course, the control structure can also be arranged on the vehicle body, and the in-vehicle speaker 100 is applied to the vehicle body. Work.

The present invention also provides a vehicle body, the vehicle body includes a vehicle body, the above-mentioned vehicle sound box 100 and a controller, a mounting base 1 of the vehicle sound box 100 is connected to the vehicle body, and the controller is connected to the first drive assembly 3 and the first drive assembly of the vehicle sound box 100. The two drive assemblies 4 are electrically connected. The specific structure of the vehicle sound box 100 refers to the foregoing embodiments. Since the vehicle body adopts all the technical solutions of all the foregoing embodiments, it has at least all the beneficial effects brought by the technical solutions of the foregoing embodiments, which will not be described here. Repeat.

It can be understood that the vehicle body can be a car, a new energy vehicle, etc., which is not limited here. The main body of the car is provided with a space for the user to ride, and is provided with a center console that is convenient for the user to operate.

The above descriptions are only optional embodiments of the present invention, and are not intended to limit the scope of the present invention. Under the conception of the present invention, the equivalent structural transformations made by the contents of the description and drawings of the present invention, or the direct/indirect application Other related technical fields are included in the scope of patent protection of the present invention.

Claims (10)

1. a vehicle-mounted sound box, is characterized in that, described vehicle-mounted sound box comprises: an installation base, the installation base is provided with an installation cavity and a rotation hole communicating with the installation cavity; a sound box body, the sound box body is provided with a cavity, and the side of the sound box body facing the installation base is provided with a movable hole communicating with the cavity; a first drive assembly, the first drive assembly is disposed in the cavity and connected with the speaker body; and A second drive assembly, the second drive assembly is arranged in the installation cavity, and part of the second drive assembly extends into the cavity through the rotation hole and the movable hole in sequence, and is connected with the installation cavity. the first drive assembly is connected; Wherein, the second drive assembly drives the first drive assembly to drive the sound box body to rotate, and the first drive assembly drives the sound box body to swing, so that the second drive assembly is relative to the movable hole, and move along the extension direction of the movable hole, and the rotation direction of the second drive assembly driving the sound box body is different from the swing direction of the first drive assembly driving the sound box body. 2. The vehicle-mounted sound box according to claim 1, wherein the angle at which the second drive assembly drives the sound box body to rotate in the axial direction of the rotating hole is θ1; Wherein, 0°<θ1<180°; or, 10°≤θ1≤150°; or, 20°≤θ1≤120°; or, 30°≤θ1≤120°; or, 60°≤θ1≤120°; Or, 60°≤θ1≤90°. 3. The vehicle-mounted sound box according to claim 1, wherein the angle at which the first drive assembly drives the sound box body to rotate in a direction perpendicular to the axial direction of the rotating hole is θ2; Wherein, 0°<θ2<180°; or, 10°≤θ2≤150°; or, 20°≤θ2≤120°; or, 30°≤θ2≤120°; or, 60°≤θ1≤120°; Or, 10°≤θ1≤60° or, 10°≤θ1≤30°. 4 . The vehicle-mounted sound box according to claim 1 , wherein the first drive assembly comprises a first motor and a first rotating shaft connected to the first motor, and the first motor is arranged in the container. 5 . inside the cavity and connected with the speaker body; The second drive assembly includes a second motor and a second rotation shaft connected to the output end of the second motor, the second motor is arranged in the installation cavity, and the second rotation shaft is far away from the second motor One end of the rotatable shaft passes through the rotating hole and the movable hole in sequence and extends into the cavity, and is connected with the first rotating shaft. 5 . The vehicle-mounted sound box according to claim 4 , wherein the end of the second rotating shaft away from the second motor is provided with a connecting hole and a fastening hole communicating with the connecting hole, and the first rotating shaft the shaft is penetrated in the connecting hole; The second driving assembly includes a fixing piece, the fixing piece passes through the fastening hole and abuts with the first rotating shaft to limit the position. 6 . The vehicle-mounted sound box according to claim 5 , wherein the outer wall of the first rotating shaft is provided with a protrusion, and the protrusion is in contact with the outer wall of the second rotating shaft to limit the position; 7 . And/or, a side of the first rotation axis facing the fastening hole is provided with a fixing surface; And/or, the extending direction of the first rotating shaft and the extending direction of the second rotating shaft are arranged at an included angle. 7. The vehicle-mounted sound box according to claim 1, wherein the sound box body comprises: a casing, the casing is provided with the cavity, the movable hole and the sound outlet communicating with the cavity, and the sound outlet is spaced from the movable hole; an installation frame, the installation frame is installed in the cavity and connected to the inner wall of the housing, and the first drive assembly is connected to the installation frame; and A loudspeaker, the loudspeaker is arranged in the cavity, and is arranged opposite to the sound outlet hole, and the loudspeaker is arranged spaced apart from the mounting frame and the first drive assembly. 8. The vehicle-mounted sound box according to claim 7, wherein the side of the mounting base facing the sound box body is further provided with a rotating groove, and the rotating hole is opened on the bottom wall of the rotating groove; The casing is spherically arranged, and part of the casing is movably accommodated in the rotating groove and is spaced from the groove wall of the rotating groove, and the inner wall of the rotating groove is matched with the outer wall of the casing. 9. The vehicle-mounted sound box according to any one of claims 1 to 8, wherein the movable hole is arranged in an arc-shaped hole, and both ends of the movable hole are connected to the first drive assembly and the first drive assembly. The included angle formed by the connecting line at the connection of the two driving components ranges from 5° to 60°. 10. A vehicle body, characterized in that the vehicle body comprises: car body; The vehicle-mounted sound box according to any one of claims 1 to 9, wherein the mounting base of the vehicle-mounted sound box is connected to the vehicle body; and The controller is electrically connected with the first drive assembly and the second drive assembly of the vehicle sound box.

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