TWI722878B - Smart mobile audio-visual device - Google Patents

Abstract

A smart mobile audio-visual device includes a main body, a projector disposed on the main body and capable of being extended outwards, a screen frame disposed on the main body and capable of being unfolded, an audio unit disposed in the main body, a controller disposed in the main body and connected to the projector and the audio unit, and a screen disposed on the main body in a folded manner and capable of hanging on the screen frame for being stretched out. To use the device, a telescopic shaft of the projector is quickly moved outwards from the main body, and concurrently the screen is hung onto the screen frame and stretched out. The projector is actuated by the controller to project images onto the screen. The audio unit is adapted to play sound. Thus, an audio-visual environment is quickly built to thereby attain the portable effect and the convenient use.

Description

Smart mobile audio and video device

The present invention relates to an audio-visual device, especially a smart mobile audio-visual device.

When people travel or visit with friends at home, if they want to watch a movie together, or a group of people want to sing and have fun, although everyone has a mobile phone, they can open related videos or songs through the mobile phone, but the screen of the mobile phone is very small and a group of people cannot be together. Seeing videos or lyrics at the same time, there is no good microphone and sound, which can not provide the needs of a group of people for joy, so improvement is needed.

Therefore, many inventors have developed portable audio-visual devices, which are listed below: Model Patent No. M266521, the patent name "Portable Sound Player" structure, which discloses that the hard disk drive can store MP3 music files and subtitle files. The communication interface has to be connected to the Internet, and the DVD/VCD reading device has to play the image files in the disc via the liquid crystal display; according to the above structure, the music files stored in the micro hard drive can be edited with sound effects. The decoder converts the audio signal and plays it through the built-in speaker, and plays the subtitle file and the image file of the disc in the DVD/VCD reading device through the LCD display, and can easily download the song you want via the Internet to Among the hard disk drives, those who can sing for joy anytime and anywhere; however, the patented appearance is similar to a notebook computer, with an unsightly appearance, bulky, heavy, and poor speaker wattage and bass quality. The screen size is Fixed, unable to follow The size of the screen can be adjusted for the number of people, but it needs to be improved.

In addition, the new patent No. M416953, the patent name "Audio-visual accompaniment player with flip-up screen", discloses a case, a screen, a grille, multiple wheels and a telescopic pull rod. The case has a vocal host inside. And a plurality of sound amplifiers electrically connected with the accompaniment host, the front side of the chassis has a groove, and the front side of the plurality of sound amplifiers is exposed in the groove and has an operation that is electrically connected to the accompaniment host Panel, and the screen is electrically connected to the accompaniment host, and one side can be swingably combined with a side edge of the front side of the chassis, the screen can be flipped outwards to stand upright so that the front of the screen faces the front side of the chassis , Only the patented screen is exposed on the outside of the suitcase, which is easy to break due to collision. The screen is fixed to a small playing space and cannot be adjusted with the number of people. The appearance is similar to the suitcase, but it is not beautiful in appearance, large in size, and bulky. , It is inconvenient to carry and place.

In addition, the new patent No. M519750, the patent name "Portable Multimedia Device", discloses a device body with a rechargeable battery, a controller, a micro-projector, a power interface, and a wireless transceiver module. Group, a contextual light source and a speaker, the micro-projector, wireless transceiver module, contextual light source and speaker are respectively electrically connected to the controller, etc. The rechargeable battery is electrically connected to the controller and the power interface, and the device body is provided with a web camera, and the web camera is electrically connected to the controller; with the above structure, the creation can be simultaneously projected There are multiple functions such as a camera, Bluetooth speaker, and webcam. However, this patent can only sing by one person, and it is impossible for multiple people to use multiple microphones. Everyone can sing together; and the Bluetooth speakers with low speaker wattage have poor sound quality and cannot present high quality. The sound effect; the screen is fixed to a small playback space, which cannot be adjusted with the number of people.

Furthermore, the new patent No. M536447, the patent name "Mobile "KTV equipment", which includes a main body, a microphone installed on the main body, a speaker, a display screen, and a control and adjustment device. The user can activate the control and adjustment device, and play songs from the display screen, and then The microphone sings, and the speaker plays the sound, providing a portable KTV device that is lightweight and not restricted by the Internet. Only the patented appearance is a microphone with a small screen like a mobile phone, so when you hold the microphone with a screen to sing, It will make the user feel uncomfortable due to the excessive weight; and the appearance of too many things assembled together, it looks messy and unsightly, and the speaker wattage and bass quality are poor, which makes it impossible for people to enjoy the pleasure of singing; the screen is fixed to a small playing space, It cannot be adjusted with the number of people. When singing, only the singer can see the screen, and the rest cannot see it, losing the lively atmosphere of everyone singing together.

Finally, the new patent No. M567464, the patent name "Portable Multimedia Interactive Machine", discloses that it includes a body, a handle, a multimedia interactive module, and a power supply module, and the handle is connected to the base. The multimedia interactive module includes a control module, a touch screen, a speaker module and a accompaniment module. The touch screen, the speaker module and the accompaniment module are all electrically connected to the control module . In this way, it can provide users with a more intuitive and simple operation interface through the touch screen, and provide a handle to facilitate the user to carry and use, but the patented appearance is similar to a notebook computer, the appearance is not beautiful, and the speaker wattage is low The sound quality is poor, and the screen is fixed to a small playback space, which cannot be adjusted with the number of people. It really needs to be improved.

Therefore, the purpose of the present invention is to provide a smart mobile audio-visual device that can not only create a larger visual and auditory audio-visual environment, but is more convenient to carry and use.

Therefore, the smart mobile audio-visual device of the present invention includes a There is a body, a projector which is arranged on the body and can be extended outwards, a curtain stand which is arranged on the body and can be stretched and contracted on the body, a sound arranged in the body, and the other is arranged in the body And a controller connected to the projector and sound, and a cloth screen that is stored on the body and can be unfolded and hung on the cloth screen frame; wherein, the projector has a base and a projection pivoted on the base And a projection telescopic rod arranged between the base and the main body; therefore, the projector, curtain frame, and curtain can be retracted and retracted into the main body, which can effectively reduce the unused condition. In addition to the volume, it is convenient to carry. If you want to use it, by unfolding the projector, the curtain frame and the screen, a larger video and audio environment for viewing the screen can be formed to enhance the convenience of use.

[creation]

3: Smart mobile audio and video device

31: body

32: Projector

33: curtain frame

34: sound

35: Controller

36: curtain

37: Place the shelf

38: Microphone

39: power supply

321: Base

322: Projection

323: Projection telescopic pole

324: Adjuster

331: support rod

332: Curtain Hook

333: curtain telescopic rod

361: counterweight rod

Fig. 1 is a perspective view of the first preferred embodiment of the present invention.

Figure 2 is an exploded perspective view of the first preferred embodiment of the present invention.

3 to 6 are schematic diagrams of the operation of the first preferred embodiment of the present invention.

Fig. 7 is a three-dimensional exploded view of the second preferred embodiment of the present invention.

Fig. 8 is a schematic diagram of the operation of the second preferred embodiment of the present invention.

The foregoing and other technical content, features, and effects of the present invention will be clearly understood in the following detailed description of the preferred embodiment with reference to the drawings.

Referring to Figures 1 and 2, the first preferred embodiment of the present invention. The smart mobile audio-visual device 3 of this embodiment includes a body 31, a projector 32 which is arranged on the body 31 and can be extended outwards, and a projector 32 arranged on the body 31. On the main body 31 and capable of extending and retracting outward on the main body 31 The curtain stand 33, an audio 34 installed in the main body 31, a controller 35 installed in the main body 31 and connected to the projector 32 and the audio 34, and an unfoldable and stowed on the main body 31 The curtain 36 hung on the curtain frame 33; wherein, the projector 32 has a base 321, a projection element 322 pivoted on the base 321, and a screen between the base 321 and the main body 31 Projection telescopic rod 323, and in this embodiment, in order to facilitate the adjustment of the inclination angle of the projection member 322 with the base 321, an adjuster 324 can be provided on the base 321 relative to the position of the projection member 322 in due course. The device 324 can support the projection element 322 to adjust the inclination angle of the projection element 322. At the same time, the adjuster 324 in this embodiment is represented by an adjustment screw to support the projection by setting the height of the adjustment screw. The component 322 then reaches the state of adjusting the tilt angle; in addition, the main body 31 can be provided with a power supply 39, and the power supply 39 can provide power for the controller 35, the projection component 322, and the audio 34, and the power supply 39 can be It is a battery, or is connected to an external power source (such as a commercial power supply or a mobile power source). In this embodiment, the power supply 39 is represented by a battery.

As mentioned above, the curtain frame 33 has two supporting rods 331 arranged on both sides of the main body 31, and a curtain hook 332 separately arranged at the end of the supporting rod 331, and the curtain 36 can be hung on the curtains On the hook 332, at the same time, in this embodiment, a curtain telescopic rod 333 can be provided between each curtain hook 332 and the support rod 331, so that the curtain hook 332 can be expanded according to the telescopic length of the curtain telescopic rod 333. Adjust the height, and in this embodiment, the curtain telescopic rod 333 is provided as an example; in addition, in this embodiment, the upper end of the curtain 36 can be hung on the curtain hooks 332, and the curtain A counterweight rod 361 can also be arranged under the 36 at an appropriate time, so that the lower end of the curtain 36 can be stably deployed due to the weight of the counterweight rod 361.

Furthermore, in this embodiment, the controller 35 can control the projection element 332 and audio 34 respectively play video and sound. At the same time, the controller 35 can also have Bluetooth or Wi-FI transmission function to receive external video and audio data to be played, such as Wi-Fi Display, Google Protocols such as Cast, DLAN, AirPlay, or other playback modes such as mobile phone image projection or mirroring. In addition, the controller 35 can be connected with at least one microphone 38 to input sound to the controller 35 through the microphone 38, and The sound is played by the speaker 34, and the image or sound signal transmission part of the controller 35 is an existing technology, so it will not be described in detail. Furthermore, in this embodiment, the storage is more convenient, and the main body 31 has another A placing stand 37 is provided, and the placing stand 37 can be used for storing and placing the curtain 36; in addition, it is worth mentioning that the present invention is practically manufactured due to the structural design of the main body 31, the projector 32, and the curtain stand 37 It is more convenient to design the appearance into an appearance style. For example, the main body 31 can be designed as a black bear, and the curtain frame 33 can be made into the hands of a black bear, and the bottom end of the main body 31 can be made into a black bear. The feet form another characteristic.

Refer to Figure 2, Figure 3, Figure 4, Figure 5, when in use, it can first pull up the support rod 331, and adjust the height of the curtain hook 332 through the telescopic rod 333, and then The curtain 36 is unfolded so that the curtain 36 is hung on the curtain hooks 332, and the counterweight rod 361 is set at the bottom end of the curtain 36. The weight of the counterweight rod 361 will enable the The curtain 36 hangs downwards, so that the curtain 36 can be vertically unfolded and hung on the curtain hooks 332. In addition, the base 321 is moved outward from the main body 31, so that the projection telescopic rod 323 is stretched outward After reaching the proper position, the adjuster 324 is used to adjust the top support of the projection part 322 to adjust the angle between the projection part 322 and the base 321, so that the image projected by the projection part 322 can be aligned with the position of the screen 36, So that the projected image can be displayed on the screen 36, and at the same time transparent The size of the image projected on the screen 36 can be adjusted over the distance between the base 321 and the main body 31. For example, the closer the distance between the base 321 and the main body 31 is, the smaller the image on the screen 36 becomes. As the distance between the base 321 and the main body 31 is farther, the image on the screen 36 will become larger, so that the image size of the screen 36 can be adjusted conveniently and quickly.

Continuing the foregoing, when the screen 36 and the projection part 322 are set up, the controller 35 can be connected to the user's mobile phone (not shown in the figure) to transfer the video and audio signals on the mobile phone from the projection part 322 and the projection part 322. The audio 34 is played to complete the audio and video playback. In addition, if you want to sing, you can also input the sound to the audio 34 through the microphone 38 and play it out, so as to quickly construct an audio and video environment for easy and happy singing; Referring to FIG. 6, when it is to be stored, it only needs to remove the curtain 36 from the curtain hook 332 and roll it into a round rod state, and then it can be placed upright on the placing frame 37, thereby fixing the curtain 36 In addition, the curtain hooks 332 can be retracted and approached to the body 31 through the curtain telescopic rod 333, and then the support rod 331 can be moved closer to the body 31 to receive the curtain hook 332, and the projection The member 332 can move closer to the main body 31 according to the projection telescopic rod 323, so that the base 321 and the projection member 322 are brought close to the main body 31, and the projection member 322 can be stored, so that the projection member 322 can be stored quickly and neatly. The storage of the smart mobile audio and video device 3 effectively achieves the convenience of use and portability.

Referring to Figures 7 and 8, the second preferred embodiment of the present invention, the smart mobile audio-visual device 3 of this embodiment still includes the same components as the first embodiment, and the actions and effects to be achieved are the same as those of the first embodiment The same is the same and will not be described in detail. In particular, in this embodiment, the placement frame 37 is designed to allow the curtain 36 and the microphone 38 to be placed at the same time, so that the curtain 36 and the microphone 38 can be placed at the same time during storage. Stored on the shelf 37, To achieve the convenience of storage and use.

Therefore, as mentioned above, the present invention does have the following effects and features, which are detailed as follows:

(1) It occupies a small space and is very convenient to carry and use: the present invention is placed in the body through the speaker, and the curtain and microphone can be stored and placed on the shelf, and the curtain frame can pass through the cloth The telescopic adjustment of the screen telescopic rod and the swing and storage of the support rod are close to the body. As for the projector, the projection telescopic rod can be telescopic and the base can be adjusted. Therefore, the entire set of equipment occupies a small space, so it is easy to move anywhere. In places, the product of the present invention can be placed in a small space on site, thereby achieving the effects of convenient storage and carrying.

(2) The product is easy to use, quick to expand and store: the use process can be adjusted. If you need to adjust the size of the displayed image, you only need to adjust the distance between the projection piece and the body through the projection telescopic rod, and you can steplessly project to The display image on the screen becomes larger or smaller, and the operation and use are simple and convenient. The design of the projection telescopic rod also has the effect of achieving fast storage.

(3) The cloth screen projection method is not easy to break compared to the conventional LCD screen: as the conventional LCD screen is mostly used with a fixed size area, not only the area is small, but also during the handling process, it is easy to cause the LCD due to collision or vibration. The screen is broken and damaged, and the display image of the present invention is a flexible cloth screen, which is rolled into a cylindrical shape when not in use, which has a good protective effect and is not easy to be broken during handling.

(4) The controller adopts wireless control mode, which is flexible and highly maneuverable. When singing, just connect the smart phone to the Internet and use Bluetooth and Wi-Fi to connect the projector, audio and microphone wirelessly. Connect, you can’t see all kinds of disturbing wires entangled between the equipment, a group of people can be relaxed and fast without wires obstructing The singing of music.

(5) With this structural design, the main body, projection part, and curtain frame can be conveniently designed to have a unique appearance according to different themes, increasing the overall neatness and aesthetics: for example, in this embodiment, the main body is designed to resemble a Taiwanese black bear mother and child In this way, the body is designed with the appearance of a big black bear, and the projection part is designed with the appearance of a small black bear. When storing, it will form the appearance of big and small black bears lying in the arms of the big black bear. At the same time, two wireless microphones and two wireless microphones are placed on the back of the big black bear when storing. A curtain scroll, like a black bear carrying wood from a mountain forest for a woodcutter, looks like a black bear moving in a mountain forest habitat, making the whole beautiful, cute and distinctive.

In summary, the smart mobile audio-visual device of the present invention can quickly move outward from the main body through the projection telescopic rod of the projector, and at the same time unfold the screen and hang it on the screen frame, the controller will start the The projector projects the image on the screen, and the speaker can play the sound, which can quickly and conveniently construct an audio-visual environment. In addition, if you want to fold it, you can also quickly store it in order to reduce the smart action The overall volume of the audio-visual device is more convenient to carry and use.

However, what has been described above is only to illustrate the preferred embodiments of the present invention, and should not be used to limit the scope of the embodiments of the present invention, as well as the simple equivalent changes and modifications made according to the scope of the patent application of the present invention and the content of the description of the invention. , Should still fall within the scope of the invention patent.

3: Smart mobile audio and video device

31: body

32: Projector

33: curtain frame

36: curtain

37: Place the shelf

38: Microphone

321: Base

322: Projection

331: support rod

332: Curtain Hook

Claims (8)

An intelligent mobile audio-visual device, which comprises a body, a projector that is arranged on the body and can be extended outwards, a screen frame arranged on the body and can be expanded outward, and a screen frame arranged on the body. The speaker, a controller installed in the main body and connected with the projector and the speaker, and a cloth screen that is stored on the main body and can be unfolded and hung on the cloth screen frame; wherein, the projector has a base, and a A projection piece pivoted on the base, and a projection telescopic rod between the base and the main body; in addition, the curtain frame has two supporting rods arranged on both sides of the main body, and the supporting rods are separately arranged on the supporting rod The end of the curtain hook, and the curtain can be hung on the curtain hooks, and the projection piece can project an image on the curtain for display. The smart mobile audio-visual device according to claim 1, wherein a shelf connected to the main body is further provided for storing and placing the curtain. The smart mobile audio-visual device according to claim 1 or claim 2, wherein the controller may be further connected to at least one microphone. The smart mobile audio-visual device according to claim 1, wherein a curtain retractable rod is arranged between each curtain hook and the support rod, so that the curtain hook can be adjusted in height according to the retractable length of the curtain retractable rod. The smart mobile audio-visual device according to claim 1, wherein an adjuster is provided between the base and the projection element, and the adjuster can support the projection element to adjust the tilt angle of the projection element. The smart mobile audio-visual device according to claim 5, wherein the adjuster is an adjusting screw. The smart mobile audio-visual device according to claim 1, wherein the main body is additionally provided with a power supply, and the power supply can provide power for the controller, the projection unit, and the audio. The smart mobile audio-visual device according to claim 1, wherein a weight bar is arranged under the curtain.

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