CN219802506U

CN219802506U - Projection loudspeaker box

Info

Publication number: CN219802506U
Application number: CN202320524285.3U
Authority: CN
Inventors: 李芬
Original assignee: Shenzhen Junruicheng Electronic Co ltd
Current assignee: Shenzhen Junruicheng Electronic Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-10-03
Anticipated expiration: 2033-03-10

Abstract

The utility model discloses a projection sound box, which comprises a base and an upper cover, wherein a main board and a loudspeaker assembly are arranged in the base, a turntable support is fixed at the top of the base, a light source module and a turntable capable of rotating are arranged on the turntable support, the turntable and the light source module are concentric, a motor for driving the turntable to rotate is arranged in the base, a cylindrical support is arranged on the turntable, a lateral projection film is sleeved on the outer side of the cylindrical support, a top projection film is covered at the top of the cylindrical support, and light rays emitted by the light source module are emitted outwards after passing through the lateral projection film and the top projection film. Compared with the prior art, the utility model not only has the functions of optical projection and sound box, but also improves the projection effect in a self-rotation mode, and in addition, the utility model can realize the transformation of projection patterns by simply replacing the top projection film and the side projection film, has simple and convenient operation process, and well meets the application requirements.

Description

Projection loudspeaker box

Technical Field

The present disclosure relates to sound boxes, and particularly to a projection sound box.

Background

The projection sound box is an electronic product with an integrated optical projection mechanism on a sound box host, and can project a light shadow on a wall surface and the like, and related structures are disclosed in Chinese patent publication with publication number of CN109348318A and name of "a portable projection sound box with a multidirectional projection angle adjustment", wherein:

the portable projection sound box mainly comprises a sound box body, a sound box cover, a support column and a base; the sound box body is of a hollow hemispherical structure, a round interception plate is arranged in the sound box body and fixedly connected with the inner side wall of the sound box body, the interception plate divides the interior of the sound box body into an outer device area and an inner device area, the outer device area is positioned at one end of an opening of the sound box body and is internally provided with a partition plate along the circumferential direction, and the partition plate divides the outer device area into a projection area, a sound box area and an illumination area from inside to outside in sequence. Different functions are provided through different areas, so that the sound box has the functions of the sound box and the projection and illumination, the functionality of the sound box is improved, and the operation of a computer user is facilitated.

Referring to fig. 1 to 3 of the specification of the publication, such a mechanism is capable of projecting light and shadow outwards, but the projection direction is fixed, so that light and shadow cannot be projected to a plurality of positions in space, and the projection direction of such a mechanism is inconvenient to adjust, so that the application requirement cannot be met.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a projection loudspeaker box which can project light and shadow like the space around a product and is convenient for replacing films.

In order to solve the technical problems, the utility model adopts the following technical scheme.

The utility model provides a projection audio amplifier, its is including base and upper shield, be equipped with mainboard and loudspeaker subassembly in the base, the top of base is fixed with the carousel support, be equipped with light source module and can pivoted carousel on the carousel support, the carousel with the concentric circle of light source module sets up, be equipped with in the base and be used for driving carousel pivoted motor, install the cylindric support on the carousel, the outside cover of cylindric support is equipped with the side projection film, the top of cylindric support is covered with the top projection film, light that light source module sent is permeating the side projection film with outside emergence behind the top projection film.

Preferably, a driving gear is arranged on the driving shaft of the motor, the driving gear is positioned above the turntable support, a toothed ring is formed at the bottom of the turntable, and the driving gear is meshed with the toothed ring.

Preferably, a retaining ring is arranged at the top of the cylindrical support, and the upper end edge of the side projection film and the outer side edge of the top projection film are both clamped at the inner side of the retaining ring.

Preferably, three clamping grooves are formed in the rotary table, three buckles are formed at the lower end of the cylindrical support, and the buckles correspond to the clamping grooves one by one and are mutually clamped.

Preferably, the upper cover is a semi-transparent white upper cover.

Preferably, an upper bracket and a lower bracket which are relatively spliced are fixed in the base, and a battery for supplying power to the main board is clamped between the upper bracket and the lower bracket.

Preferably, the speaker assembly includes two lateral speakers and a bottom speaker, and the lateral speakers and the bottom speaker are respectively electrically connected to the main board.

Preferably, an annular rubber pad is fixed at the bottom of the base.

Preferably, the annular rubber pad is provided with a plurality of clearance notches.

Preferably, the light source module comprises a light source plate and a plurality of LED lamp beads arranged on the light source plate.

In the projection loudspeaker box disclosed by the utility model, the top projection film and the side projection film are respectively provided with corresponding projection patterns, when the projection loudspeaker box is used, the projection films with the corresponding patterns can be selected and arranged on the side part and the top part of the cylindrical support, when the motor drives the rotary table and the cylindrical support to synchronously rotate, the top projection film and the side projection film rotate along with the rotary table and the cylindrical support, light rays emitted by the light source module are emitted outwards after passing through the side projection film and the top projection film, so that projections are formed on light reflection surfaces such as walls, and the like, and the projection films continuously rotate, so that projection areas on the light reflection surfaces form corresponding images.

Drawings

FIG. 1 is a perspective view of a projection loudspeaker of the present utility model;

FIG. 2 is a diagram of the projection loudspeaker of the present utility model after the upper cover is opened;

FIG. 3 is an exploded view of the cartridge holder and projection film;

FIG. 4 is an exploded view of the projection loudspeaker of the present utility model;

FIG. 5 is an exploded view of a projection speaker of the present utility model;

fig. 6 is an exploded view of the internal structure of the base.

Detailed Description

The utility model is described in more detail below with reference to the drawings and examples.

The utility model discloses a projection sound box, which is shown in combination with fig. 1 to 6, and comprises a base 1 and an upper cover 2, wherein a main board and a loudspeaker assembly are arranged in the base 1, a turntable support 10 is fixed at the top of the base 1, a light source module 11 and a rotatable turntable 12 are arranged on the turntable support 10, the turntable 12 and the light source module 11 are concentric, a motor 13 for driving the turntable 12 to rotate is arranged in the base 1, a cylindrical support 14 is arranged on the turntable 12, a lateral projection film 15 is sleeved outside the cylindrical support 14, a top projection film 16 is covered at the top of the cylindrical support 14, and light rays emitted by the light source module 11 are emitted outwards after passing through the lateral projection film 15 and the top projection film 16.

In the above structure, the top projection film 16 and the side projection film 15 are respectively provided with a corresponding projection pattern, when in use, the projection films with corresponding patterns can be selected and installed on the side and the top of the cylindrical support 14, when the motor 13 drives the turntable 12 and the cylindrical support 14 to synchronously rotate, the top projection film 16 and the side projection film 15 rotate along with the rotation, the light emitted by the light source module 11 passes through the side projection film 15 and the top projection film 16 and then is emitted outwards, so that projections are formed on the light reflection surfaces such as walls, and the projection films continuously rotate, so that the projection areas on the light reflection surfaces form corresponding images.

Referring to fig. 4, in order to implement the driving function of the turntable 12, in this embodiment, a driving gear 130 is disposed on the driving shaft of the motor 13, the driving gear 130 is located above the turntable support 10, a toothed ring 120 is formed at the bottom of the turntable 12, and the driving gear 130 is meshed with the toothed ring 120. The present embodiment preferably employs a gear drive that ensures continuous and stable rotation of the turntable 12.

As shown in fig. 3 to 5, a retaining ring 140 is preferably disposed at the top of the cylindrical support 14, and the upper end edge of the side projection film 15 and the outer edge of the top projection film 16 are both clamped inside the retaining ring 140.

In the above structure, the buckle 140 is preferably used to buckle the side projection film 15 and the top projection film 16, and under the action of the buckle 140, the side projection film 15 and the top projection film 16 not only can be fixed, but also better cover and conceal the gap between the connection of the side projection film 15 and the top projection film 16, so as to prevent light leakage at the connection of the two, thereby ensuring good projection effect.

Referring to fig. 5 and fig. 6, in this embodiment, the cylindrical support 14 is preferably detachably fixed, specifically, three clamping grooves 121 are formed on the turntable 12, three buckles are formed at the lower end of the cylindrical support 14, and the buckles and the clamping grooves 121 are in one-to-one correspondence and are mutually clamped.

Referring to fig. 3, as a preferred mode, the upper cover 2 is a semi-transparent white upper cover. In the use process of the embodiment, the upper cover 2 can be detached, so that the projection can be directly projected to the surface of surrounding objects; the upper cover 2 can also be covered, so that the light shadow is projected on the semi-transparent white upper cover, and the projection pattern is displayed through the upper cover 2, thereby meeting various application requirements.

Referring to fig. 6, regarding the internal structure of the base 1, in this embodiment, an upper bracket 17 and a lower bracket 18 that are relatively spliced are fixed in the base 1, and a battery 19 for supplying power to the motherboard is sandwiched between the upper bracket 17 and the lower bracket 18.

Wherein the upper and lower brackets 17 and 18 mainly support the battery 19 and the horn assembly.

In this embodiment, the speaker assembly includes two lateral speakers 20 and a bottom speaker 21, and the lateral speakers 20 and the bottom speaker 21 are electrically connected to the main board respectively.

Referring to fig. 5, further, an annular rubber pad 22 is fixed at the bottom of the base 1. On the basis, a plurality of clearance notches 23 are formed in the annular rubber cushion 22. By providing the clearance notch 23, the sound generated during the operation of the bottom horn 21 is facilitated to be transmitted outwards, and meanwhile, the internal and external movement of the airflow during the operation of the bottom horn 21 is facilitated.

Regarding the preferred structure of the light source module 11, in the present embodiment, the light source module 11 includes a light source board 110 and a plurality of LED light beads 111 disposed on the light source board 110.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and modifications, equivalent substitutions or improvements made within the technical scope of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a projection audio amplifier, its characterized in that, including base (1) and upper shield (2), be equipped with mainboard and loudspeaker subassembly in base (1), the top of base (1) is fixed with carousel support (10), be equipped with light source module (11) and rotatable carousel (12) on carousel support (10), carousel (12) with light source module (11) concentric setting, be equipped with in base (1) and be used for driving carousel (12) pivoted motor (13), install cylindrical support (14) on carousel (12), the outside cover of cylindrical support (14) is equipped with side projection film (15), the top of cylindrical support (14) is covered with top projection film (16), light that light source module (11) sent is permeating side projection film (15) with outside emergence behind top projection film (16).

2. Projection loudspeaker according to claim 1, wherein a driving gear (130) is arranged on the driving shaft of the motor (13), the driving gear (130) is located above the turntable support (10), a toothed ring (120) is formed at the bottom of the turntable (12), and the driving gear (130) is meshed with the toothed ring (120).

3. The projection loudspeaker according to claim 1, wherein a retaining ring (140) is arranged at the top of the cylindrical support (14), and the upper end edge of the side projection film (15) and the outer side edge of the top projection film (16) are both clamped inside the retaining ring (140).

4. Projection loudspeaker according to claim 1, wherein the turntable (12) is provided with three clamping grooves (121), three buckles are formed at the lower end of the cylindrical support (14), and the buckles are in one-to-one correspondence with the clamping grooves (121) and are mutually clamped.

5. Projection loudspeaker according to claim 1, wherein the upper cover (2) is a semi-transparent white upper cover.

6. Projection loudspeaker according to claim 1, characterized in that the base (1) is internally fixed with an upper bracket (17) and a lower bracket (18) which are relatively spliced, and a battery (19) for supplying power to the main board is clamped between the upper bracket (17) and the lower bracket (18).

7. The projection loudspeaker according to claim 1, wherein the loudspeaker assembly comprises two lateral loudspeakers (20) and a bottom loudspeaker (21), and the lateral loudspeakers (20) and the bottom loudspeaker (21) are electrically connected to the main board respectively.

8. Projection loudspeaker according to claim 7, characterized in that the bottom of the base (1) is fixed with an annular rubber pad (22).

9. Projection loudspeaker according to claim 8, characterized in that the annular rubber pad (22) is provided with a plurality of clearance notches (23).

10. A projection loudspeaker according to claim 1, wherein the light source module (11) comprises a light source board (110) and a plurality of LED beads (111) arranged on the light source board (110).