CN111885451A

CN111885451A - Projection sound box

Info

Publication number: CN111885451A
Application number: CN202010745319.2A
Authority: CN
Inventors: 魏锋
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2020-11-03
Anticipated expiration: 2040-07-29
Also published as: CN111885451B

Abstract

The invention discloses a projection sound box, which comprises a box body, a projection optical machine and a driving mechanism, wherein the box body is provided with a through hole and a cover plate which is movably connected with the box body and used for realizing the opening and closing of the through hole; through adjusting actuating mechanism, the through-hole is opened and exposed to the apron to supply the projection ray apparatus to stretch out the box, and the apron seals the through-hole when the projection ray apparatus retracts the box. The projection sound box can enable the sound box to have the functions of picture display and audio playing simultaneously, and enables the projection optical machine to move telescopically relative to the box body through the telescopic structure, and when the projection sound box is used, the projection optical machine can extend out of the interior of the box body to play pictures or videos; when the loudspeaker box is not used, the projection optical machine can be retracted into the box body, the through hole is sealed through the cover plate, the waterproof and dustproof requirements can be met, and the overall size of the loudspeaker box can be reduced.

Description

Projection sound box

Technical Field

The invention relates to the technical field of audio output equipment, in particular to a projection sound box.

Background

With the development of electronic products and the continuous improvement of the living standard of people, the requirements on the performance of the sound box are higher and higher, the sound box with the audio playing function can not meet the diversified using requirements of people, and the intelligent sound box capable of realizing the picture and video playing function is a current market trend. However, in the sound box in the prior art, the display screen is often directly disposed on the sound box body, and the sound box is inconvenient to use in special occasions such as a kitchen and the like in consideration of factors such as water splashing or dirt on the screen, so that the use occasions of the sound box can be greatly limited and the competitiveness of the sound box in the market can be reduced.

Therefore, how to avoid the influence on the use experience of the sound box due to the fact that the display screen is directly arranged on the sound box body is a technical problem which needs to be solved by technical personnel in the field at present.

Disclosure of Invention

The invention aims to provide a projection sound box, which can enable a projection optical machine to extend out of a box body when projection is needed, and enable the projection optical machine to retract into the box body after use, so that the requirements of water resistance and dust resistance can be met, and the overall size of the sound box can be reduced.

In order to achieve the above object, the present invention provides a projection sound box, which comprises a box body, a projection optical machine and a driving mechanism, wherein the box body is provided with a through hole and a cover plate movably connected to the box body for opening and closing the through hole; through adjusting actuating mechanism, the apron is opened and is exposed the through-hole for the projection ray apparatus stretches out the box, and when the projection ray apparatus retracts the box the apron seals the through-hole.

Optionally, the driving mechanism is provided with a driving part and a crank link mechanism, and the crank link mechanism is connected with the driving part and the cover plate to drive the cover plate to move.

Optionally, the crank-link mechanism includes a first crank, a second crank, and a connecting rod connected to the cover plate, two ends of the first crank are respectively rotatably connected to the driving portion and the connecting rod, and two ends of the second crank are respectively rotatably connected to the connecting rod and the box body.

Optionally, the driving mechanism is further provided with a rotating shaft connected with the driving portion and the projection optical machine and used for driving the projection optical machine to rotate so as to achieve telescopic motion, and the axis of the rotating shaft is arranged along the moving direction of the cover plate in a horizontal and perpendicular mode.

Optionally, the driving part is connected with the rotating shaft through a gear transmission mechanism, and the motion and the power of the driving part are transmitted to the rotating shaft through the operation of the gear transmission mechanism so as to rotate the rotating shaft.

Optionally, the driving portion is specifically a rotating electrical machine, the box body is further provided with a control portion and an instruction receiving portion, the instruction receiving portion is used for receiving an operation instruction of a user, and the control portion is electrically connected with the instruction receiving portion and the driving portion so as to control the rotating electrical machine to rotate according to the received operation instruction.

Optionally, the driving portion is specifically a manual adjusting knob, and the manual adjusting knob is mounted on the box body and protrudes out of the box body.

Optionally, the instruction receiving part is embodied as one or more of a manual switch, a remote controller receiving head used in cooperation with a remote controller, a wireless mobile communication module used in cooperation with a mobile phone, and a network module for linking with the internet.

Optionally, the box body is provided with a chute located outside the through hole and used for the cover plate to slide, and the cover plate slides to open and close the through hole.

Optionally, a sealing member is disposed in the sliding groove to improve the sealing property of the connection between the cover plate and the box body when the cover plate slides to close the through hole.

The invention designs a projection sound box aiming at different requirements of the sound box, and particularly relates to the projection sound box which comprises a box body, wherein the box body is provided with a through hole and a cover plate, the cover plate is movably connected to the box body, and the through hole is opened and closed through the movement of the cover plate relative to the box body; further, this projection audio amplifier still includes projection ray apparatus and actuating mechanism, and wherein, the projection ray apparatus is used for playing picture or video, and actuating mechanism links to each other with apron and projection ray apparatus, and actuating mechanism is used for driving apron and the relative box motion of projection ray apparatus between them. Specifically, through adjusting actuating mechanism, both the relative box motion of apron and projection ray apparatus, the relative box motion of apron is in order to open the through-hole, and then can make the projection ray apparatus stretch out the box, and after the projection ray apparatus finishes using, through adjusting actuating mechanism so that the projection ray apparatus withdrawal box, simultaneously, the apron can seal the through-hole under actuating mechanism's drive. That is to say, this projection audio amplifier not only can open the through-hole and stretch out the box in order to supply the projection ray apparatus when needs projection ray apparatus, can make the projection ray apparatus retract the box after the projection ray apparatus finishes using moreover, seals the through-hole through the apron simultaneously. Compared with the prior art, the projection sound box can enable the sound box to have the functions of picture display and audio playing simultaneously, and enable the projection optical machine to move telescopically relative to the box body through the telescopic structure, and when the projection sound box is used, the projection optical machine can extend out from the interior of the box body to play pictures or videos; when the loudspeaker box is not used, the projection optical machine can be retracted into the box body, the through hole is sealed through the cover plate, the waterproof and dustproof requirements can be met, and the overall size of the loudspeaker box can be reduced. When the projection sound box is applied, the projection optical machine cannot be worried about water splashing or dirt and the like, so that the projection sound box is more convenient to use in special places such as a kitchen and the like, and the application field and the use experience of the projection sound box can be greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a projection sound box according to an embodiment of the present invention;

FIG. 2 is a schematic view of an assembly structure of the housing, the driving mechanism, the cover plate and the projection light engine shown in FIG. 1;

FIG. 3 is a schematic view of an assembly structure of the driving mechanism, the cover plate and the projection engine in FIG. 1;

FIG. 4 is a schematic view of an assembly structure of the driving mechanism and the cover plate in FIG. 3;

FIG. 5 is a schematic diagram of the optical engine retraction structure;

FIG. 6 is an enlarged view of portion A of FIG. 5;

FIG. 7 is a schematic diagram of an extended projection light engine.

Wherein:

1-box body, 11-through hole, 12-cover plate, 13-sliding chute, 14-sealing element, 2-projection optical machine, 3-driving mechanism, 31-driving part, 32-crank connecting rod mechanism, 321-first crank, 322-second crank, 323-connecting rod, 33-rotating shaft and 34-gear transmission mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The core of the invention is to provide a projection sound box, which can make the projection optical machine extend out of the box body when projection is needed, and retract the projection optical machine into the box body after use, thereby meeting the requirements of water resistance and dust resistance and reducing the whole size of the sound box.

In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

It should be noted that the following directional terms such as "upper end, lower end, left side, right side" and the like are defined based on the drawings of the specification.

Referring to fig. 1 to 7, fig. 1 is a schematic structural diagram of a projection sound box according to an embodiment of the present invention; FIG. 2 is a schematic view of an assembly structure of the housing, the driving mechanism, the cover plate and the projection light engine shown in FIG. 1; FIG. 3 is a schematic view of an assembly structure of the driving mechanism, the cover plate and the projection engine in FIG. 1; FIG. 4 is a schematic view of an assembly structure of the driving mechanism and the cover plate in FIG. 3; FIG. 5 is a schematic diagram of the optical engine retraction structure; FIG. 6 is an enlarged view of portion A of FIG. 5; FIG. 7 is a schematic diagram of an extended projection light engine.

The projection sound box provided by the embodiment of the invention comprises a box body 1, wherein the projection sound box realizes dual functions of audio external playing and picture display by arranging a projection light machine 2 in the box body 1, the box body 1 is of a hollow structure, sound holes and keys are arranged on the outer side wall of the box body 1, meanwhile, the box body 1 is also provided with a through hole 11 and a cover plate 12, the cover plate 12 is movably connected on the box body 1, and the opening and closing of the through hole 11 are realized through the movement of the cover plate 12 relative to the box body 1.

Of course, according to actual needs, the cover plate 12 may be configured to be slidably connected to the box body 1, that is, the box body 1 may be provided with a sliding groove 13 located outside the through hole 11, the sliding groove 13 is used for allowing the cover plate 12 to slide, so that the through hole 11 can be opened and closed by sliding the cover plate 12, and the through hole 11 includes but is not limited to a rectangle, a circle, and any other shape that is beneficial to the projection light engine 2 to extend and retract.

As a specific embodiment, when the through hole 11 is set to be rectangular, the cover plate 12 is correspondingly set to be a rectangular cover plate 12 whose length is greater than that of the through hole 11, the box body 1 is further provided with a groove located below the through hole 11 for the cover plate 12 to accommodate the cover plate 12 when the through hole 11 is opened downwards, the length of the sliding groove 13 is equal to the sum of the lengths of the through hole 11 and the groove, the two sliding grooves 13 are respectively arranged on the left side and the right side of the through hole 11 and the groove and are deep along the two sides, and the matching of the cover plate 12 and the sliding grooves 13 can refer to the assembly of the box body and the.

In addition, in order to reduce the friction force of the sliding of the cover plate 12, a corresponding micro pulley or a sliding strip can be arranged at the assembling position of the cover plate 12 and the sliding chute 13; meanwhile, in order to ensure the sealing performance of the connection between the cover plate 12 and the box body 1, a sealing member 14 is further arranged in the chute 13, the sealing member 14 is specifically a rubber sealing member 14, and the sealing member 14 is arranged between the box body 1 and the sealing cover, so that the sealing reliability can be increased when the cover plate 12 seals the through hole 11.

Of course, the cover 12 can also be configured to be rotatably connected to the box 1, for example, a corresponding rotating shaft can be provided, and the cover 12 can rotate 360 ° around the rotating shaft to open and close the through hole 11. For convenience of explanation, the following embodiments and the accompanying drawings are described in detail by taking the case 1 as an example in which the cover 12 is slidably connected.

Further, this projection audio amplifier still includes projection ray apparatus 2 and actuating mechanism 3, and wherein, projection ray apparatus 2 is used for playing picture or video, and actuating mechanism 3 links to each other with apron 12 and projection ray apparatus 2, and actuating mechanism 3 can drive apron 12 slip and projection ray apparatus 2 relative box 1 concertina movement, and projection ray apparatus 2 is preferred to be rotated and is connected in box 1 in order to realize the concertina movement relative box 1.

Specifically, through adjusting actuating mechanism 3, apron 12 slides relative box 1, and projection ray apparatus 2 rotates relative box 1, and apron 12 slides relative box 1 and makes through-hole 11 expose, and then can make projection ray apparatus 2 stretch out box 1, and after projection ray apparatus 2 used up, through adjusting actuating mechanism 3 so that projection ray apparatus 2 withdrawal box 1, simultaneously, apron 12 can seal through-hole 11 under actuating mechanism 3's drive. That is to say, this projection audio amplifier not only can open through-hole 11 when needs projection ray apparatus 2 for projection ray apparatus 2 stretches out box 1, can make projection ray apparatus 2 retract box 1 after projection ray apparatus 2 finishes using moreover, seals through-hole 11 through apron 12 simultaneously.

Compared with the prior art, the projection sound box can enable the sound box to have the functions of picture display and audio playing simultaneously, and the projection optical machine 2 can move telescopically relative to the box body 1 through the telescopic structure, and when the projection sound box is used, the projection optical machine 2 can extend out of the interior of the box body 1 to play pictures or videos; when the loudspeaker box is not used, the projection light machine 2 can be retracted into the box body 1, the through hole 11 is sealed through the cover plate 12, the waterproof and dustproof requirements can be met, and the overall size of the loudspeaker box can be reduced. When the projection sound box is applied, the projection optical machine 2 can not be splashed with water or dirty, so that the projection sound box is more convenient to use in special places such as a kitchen, and the application field and the use experience of the projection sound box can be greatly improved.

Specifically, the driving mechanism 3 may specifically include a driving portion 31, a first transmission mechanism and a second transmission mechanism, the first transmission mechanism is connected to the driving portion 31 and the cover plate 12 to drive the cover plate 12 to slide relative to the box 1, and the second transmission mechanism is connected to the driving portion 31 and the projection optical engine 2 to drive the projection optical engine 2 to rotate so as to make it move telescopically relative to the box 1.

The first transmission mechanism may be specifically configured as a crank-link mechanism 32, and the crank-link mechanism 32 is connected with the driving portion 31 and the cover plate 12 to drive the cover plate 12 to slide. Specifically, the crank-link mechanism 32 includes a first crank 321, a second crank 322 and a connecting rod 323 connected to the cover 12, two ends of the first crank 321 are respectively and rotatably connected to the driving portion 31 and the connecting rod 323, two ends of the second crank 322 are respectively and rotatably connected to the connecting rod 323 and the case 1, one end of the connecting rod 323 is rotatably connected to the first crank 321, and the other end is rotatably connected to the inner sidewall of the cover 12.

Preferably, the projector engine 2 is rotatably connected to the cabinet 1, and of course, the projector engine 2 may be moved relative to the cabinet 1 by a corresponding telescopic mechanism to achieve telescopic movement.

In an embodiment, the driving mechanism 3 further has a rotating shaft 33 connected to the driving portion 31 and the projection engine 2, the rotating shaft 33 is used for driving the projection engine 2 to rotate to achieve the telescopic motion, and an axis of the rotating shaft 33 is disposed along a sliding direction which is horizontal and perpendicular to the cover plate 12. Further, the driving portion 31 is connected to the rotating shaft 33 through a gear transmission mechanism 34, and the rotating shaft 33 is rotated by transmitting the motion and power of the driving portion 31 to the rotating shaft 33 through the operation of the gear transmission mechanism 34.

It should be noted that the gear transmission mechanism 34 is specifically a bevel gear transmission mechanism, and the bevel gear transmission mechanism includes a first bevel gear and a second bevel gear, the first bevel gear is disposed coaxially with the driving portion 31, and the second bevel gear is disposed coaxially with the rotating shaft 33 at the end of the rotating shaft 33, and it is understood that the driving portion 31 may be disposed as a rotation driving portion with a rotation axis perpendicular to the rotation axis of the rotating shaft 33.

As a preferable design of the present embodiment, the driving portion 31 may specifically be a rotating electrical machine, and the box 1 is further provided with a control portion and a command receiving portion, the command receiving portion is configured to receive an operation command of a user, and the control portion is electrically connected to the command receiving portion and the driving portion 31 to control the rotating electrical machine to rotate according to the received operation command. The instruction receiving part is one or more of a manual switch, a remote controller receiving head matched with a remote controller for use, a wireless mobile communication module matched with a mobile phone for use and a network module for linking the Internet. Of course, various designs can be selected from the above forms to be arranged on the box body 1, so that a user can conveniently operate the projection sound box in different control forms, and the control flexibility of the projection sound box is improved.

The control part may be configured as a controller having a preset control program (for example, an integrated chip having data processing capability such as a single chip may be used), the controller may be electrically connected to the instruction receiving part and the driving part 31 through a control circuit, and the control circuit may be disposed on the PCB, so that the control part may generate a corresponding control signal according to a received operation instruction to control the start-stop, forward-reverse rotation, and rotation time of the rotating electrical machine.

Of course, in order to simplify the above structure, the driving portion 31 may also be a manual adjusting knob, the manual adjusting knob is installed on the box body 1, the manual adjusting knob may be a circular structure, the manual adjusting knob is rotatably connected to the box body 1 through a rotating central shaft, and meanwhile, the manual adjusting knob is exposed out of the box body 1, so as to facilitate the operation of the user.

The audio playing of the projection speaker and the projection function of the projection light machine 2 can refer to the content of the prior art, and will not be expanded one by one here.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The projection sound box provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are provided only to help understand the concepts of the present invention and the core concepts thereof. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A projection sound box is characterized by comprising a box body (1), wherein the box body (1) is provided with a through hole (11) and a cover plate (12) which is movably connected to the box body (1) and used for realizing the opening and closing of the through hole (11), and further comprising a projection optical machine (2) and a driving mechanism (3) which is connected with the cover plate (12) and the projection optical machine (2) and used for driving the cover plate (12) and the projection optical machine (2) to move relative to the box body (1); through adjusting actuating mechanism (3), apron (12) are opened and are exposed through-hole (11) for projection ray apparatus (2) stretches out box (1), and when projection ray apparatus (2) retract box (1) time apron (12) seal through-hole (11).

2. The projection sound box according to claim 1, characterized in that the driving mechanism (3) is provided with a driving portion (31) and a crank-link mechanism (32), and the crank-link mechanism (32) is connected with the driving portion (31) and the cover plate (12) to drive the cover plate (12) to move.

3. The projection sound box according to claim 2, wherein the crank-link mechanism (32) comprises a first crank (321), a second crank (322) and a link (323) connected to the cover plate (12), two ends of the first crank (321) are respectively and rotatably connected to the driving part (31) and the link (323), and two ends of the second crank (322) are respectively and rotatably connected to the link (323) and the box body (1).

4. The projection sound box according to claim 2, wherein the driving mechanism (3) further comprises a rotating shaft (33) connected to the driving portion (31) and the projection light engine (2) for driving the projection light engine (2) to rotate so as to achieve telescopic movement, and an axis of the rotating shaft (33) is arranged along a direction horizontal to and perpendicular to the moving direction of the cover plate (12).

5. The projection sound box according to claim 4, wherein the driving portion (31) is connected to the rotary shaft (33) through a gear transmission mechanism (34), and the rotary shaft (33) is rotated by transmitting the motion and power of the driving portion (31) to the rotary shaft (33) through the operation of the gear transmission mechanism (34).

6. The projection sound box according to claim 2, wherein the driving part (31) is a rotating motor, the box (1) is further provided with a control part and a command receiving part, the command receiving part is configured to receive an operation command of a user, and the control part is electrically connected to the command receiving part and the driving part (31) to control the rotating motor to rotate according to the received operation command.

7. The projection sound box according to claim 2, wherein the driving part (31) is a manual adjusting knob, and the manual adjusting knob is mounted on the box body (1) and protrudes from the box body (1).

8. The projection sound box of claim 6, wherein the instruction receiving part is one or more of a manual switch, a remote control receiving head used in cooperation with a remote control, a wireless mobile communication module used in cooperation with a mobile phone, and a network module for linking with the internet.

9. The projection sound box according to any one of claims 1 to 8, wherein the box body (1) is provided with a sliding groove (13) located outside the through hole (11) for sliding the cover plate (12), and the opening and closing of the through hole (11) are realized by the sliding of the cover plate (12).

10. Projection enclosure according to claim 9, characterized in that a seal (14) is provided in the chute (13) to improve the tightness of the connection of the cover (12) to the cabinet (1) when the cover (12) is slid until the through hole (11) is closed.