Atmosphere image projection device capable of being used once started

Abstract

A first projection assembly comprises a display screen, a first light source and a first light path module, the first light source is used as the backlight of the display screen, and the content played by the display screen forms a dynamic image under the guidance of the first light path module and is projected in the space; the second projection assembly comprises a second light source and a second light path module. Light emitted by the second light source is guided by the second light path module to form a corrugated pattern and is projected in the space. The third projection assembly comprises a third light source and a third light path module. Light emitted by the third light source is guided by the third light path module to form a diffraction pattern and is projected in the space. The controller is used for controlling the first light source, the second light source and the third light source to emit light and controlling the display screen to play, and the controller comprises a storage module for storing the content to be played by the display screen. According to the invention, the method can be used after being started, reduces the operation and waiting of a user, and improves the user experience.

Description

Technical Field

[0001] The present invention relates to the technical field of atmosphere projection, and in particular to an atmosphere image projection device that can be used immediately after it is turned on. Background Art

[0002] Most of the existing ambient projection products need to be controlled by APP or connected to the Internet via WIFI to download the projection content to the product end, so as to realize the conversion of product functions and scenes; or by reading external storage devices to realize the conversion of product functions and scenes. The disadvantage of these two methods is that after the device is turned on, the download of network or the reading of function and scenario data from the outside requires the user to actively operate and wait, which affects the user experience. Summary of the invention

[0003] The purpose of the present invention is to provide an atmosphere image projection device that can be used immediately after power-on in view of the defects and shortcomings of the prior art. By setting the projection content in a storage module in a controller, the device can be used immediately after power-on, thereby reducing the user's operation and waiting time and improving the user experience.

[0004] To achieve the above object, the technical solution adopted by the present invention is:

[0005] A ready-to-use atmosphere image projection device comprising:

[0006] A first projection assembly, a second projection assembly, a third projection assembly and a controller;

[0007] The first projection assembly includes a display screen, a first light source and a first optical path module, the first light source serves as the backlight of the display screen, and the content played on the display screen forms a dynamic image under the guidance of the first optical path module and is projected into space;

[0008] The second projection assembly includes a second light source and a second optical path module, and the light emitted by the second light source forms a ripple pattern under the guidance of the second optical path module and is projected into space;

[0009] The third projection assembly includes a third light source and a third optical path module, and the light emitted by the third light source forms a diffraction pattern under the guidance of the third optical path module and is projected into space;

[0010] The controller is used to control the light emission of the first light source, the second light source and the third light source, and to control the playing of the display screen. The controller includes a storage module to store the content to be played on the display screen.

[0011] Optionally, the controller also includes a power supply module, a main control module, a display control module, a first light source driving module, a second light source driving module and a third light source driving module; the power supply module is used to provide an adaptive power supply voltage for the electronic equipment of the device; the main control module is communicated with the display control module, the display control module is connected to the display screen and the storage module, and the display control module is used to control the playback of the display screen; the main control module is connected to the first light source driving module, the second light source driving module and the third light source driving module, the first light source driving module is used to drive the first light source, the second light source driving module is used to drive the second light source, and the third light source driving module is used to drive the third light source.

[0012] Optionally, the first light source is an LED light group, the second light source is a multi-color LED light, and the third light source is a green laser light.

[0013] Optionally, the first optical path module includes a focusing element, an optical lens and a plurality of lenses, and the first light source, the focusing element, the display screen and the optical lens are placed in sequence along the optical path followed by the first optical path module.

[0014] Optionally, the second optical path module includes a reflective cup and a condenser lens, the reflective cup is arranged above the second light source, the condenser lens is arranged above the top of the reflective cup, and the inner surface of the condenser lens is provided with corrugations;

[0015] The third optical path module includes a light-transmitting aperture plate and a DOE grating. The light-transmitting aperture plate is arranged above the third light source, and the DOE grating is arranged above the light-transmitting aperture plate.

[0016] Optionally, a ready-to-use ambient image projection device further includes a motor and a transmission assembly, the controller further includes a motor drive module, the motor drive module is connected to the main control module, and the motor drive module is used to drive the motor to rotate; the motor drives the reflective cup, the light-transmitting hole plate and the DOE grating to rotate synchronously through the transmission assembly.

[0017] Optionally, a turn-on ready ambient image projection device further includes a speaker, and the controller further includes an audio driver module, the audio driver module is connected to the main control module, and the audio driver module is used to drive the speaker to play sound.

[0018] Optionally, the storage module includes a TF card socket, and a card insertion detection pin of the TF card socket is connected to a storage detection end of the main control module.

[0019] Optionally, a ready-to-use ambient image projection device further includes a shell and a base, wherein the first projection component, the second projection component, the third projection component and the controller are all arranged inside the shell, support parts are provided at both ends of the base, and both sides of the shell are rotatably connected to the support parts; the controller further includes a posture detection module, and the posture detection module is used to detect the tilt angle of the shell.

[0020] Optionally, the controller further includes a remote control signal receiving module, and the remote control signal receiving module is used to receive a remote control signal.

[0021] After adopting the above technical solution, the beneficial effects of the present invention are:

[0022] The instant-on atmosphere image projection device of the embodiment of the present invention controls the first projection component, the second projection component, and the third projection component through a controller to simultaneously project dynamic images, ripple patterns, and diffraction patterns in space, thereby providing a visual atmosphere viewing experience for the user. In particular, a storage module is provided in the controller to store the content to be played on the display screen, and the user can watch it after the device is turned on, without the need for networking or manual settings, and without waiting, thereby improving the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0024] Figure 1 is a schematic diagram of the external structure of an atmosphere image projection device that can be used immediately after powering on in some embodiments;

[0025] Figure 2 is a schematic diagram of the internal structure of an atmosphere image projection device that can be used immediately after powering on in some embodiments;

[0026] Figure 3 is a schematic diagram of the internal structure of the ready-to-use atmosphere image projection device of some embodiments;

[0027] Figure 4 is a bottom-up schematic diagram of the internal structure of the ready-to-use atmosphere image projection device of some embodiments;

[0028] Figure 5 is a block diagram of the electrical connections of the controller of some embodiments;

[0029] Figure 6 is an electrical schematic diagram of a first step-down unit of some embodiments;

[0030] Figure 7is an electrical schematic diagram of a second step-down unit of some embodiments;

[0031] Figure 8 are partial electrical schematic diagrams of power modules of some embodiments;

[0032] Fig. 9 are partial electrical schematic diagrams of power modules of some embodiments;

[0033] Fig.10 It is a schematic diagram of some pins of a display control module chip in some embodiments;

[0034] Fig.11 are schematic diagrams of display screen sockets of some embodiments;

[0035] Fig.12 are electrical schematic diagrams of the main control modules of some embodiments;

[0036] Fig.13 is an electrical schematic diagram of a first light source driving module of some embodiments;

[0037] Fig.14 is an electrical schematic diagram of a second light source driving module in some embodiments;

[0038] Fig.15 is an electrical schematic diagram of a third light source driving module of some embodiments;

[0039] Fig.16 is a block diagram of the electrical connections of the controller of some embodiments;

[0040] Fig.17 are electrical schematic diagrams of motor drive modules of some embodiments;

[0041] Fig.18 are electrical schematic diagrams of audio driver modules of some embodiments;

[0042] Fig.19 are electrical schematic diagrams of some embodiment memory modules.

[0043] Description of reference numerals:

[0044] 100-first projection assembly, 110-display screen, 120-first light source, 130-first optical path module, 131-focusing element, 132-optical lens, 1321-first convex lens, 1322-concave lens, 1323-second convex lens, 133-lens, 1331-first lens, 13312-second lens, 1333-third lens, 200-second projection assembly, 210-second light source, 220-second optical path module, 221-reflective cup, 222-focusing lens, 230-second optical path module rotation axis, 300-third projection assembly, 310-third light source, 320-third optical path module, 3 21-light-transmitting hole plate, 322-DOE grating, 323-connecting shaft, 400-controller, 410-storage module, 420-power module, 430-main control module, 440-display control module, 450-first light source driving module, 460-second light source driving module, 470-third light source driving module, 480-motor driving module, 490-audio driving module, 510-motor, 511-motor rotating shaft, 520-transmission assembly, 521-motor gear, 522-first driven gear, 523-transmission gear, 524-second driven gear, 610-housing, 620-base, 621-support part. DETAILED DESCRIPTION

[0045] The present invention is further described in detail below in conjunction with the accompanying drawings.

[0046] This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. After reading this specification, those skilled in the art can make non-creative modifications to this embodiment as needed, but as long as it is within the scope of the claims of the present invention, it is protected by the patent law.

[0047] The present invention relates to an atmosphere image projection device that can be used immediately after powering on. By setting the projection content in a storage module in a controller, the device can be used immediately after powering on, thereby reducing the user's operation and waiting time and improving the user experience.

[0048] Reference Figures 1 to 4As shown, an embodiment of an atmosphere image projection device that can be used immediately after power-on includes: a first projection assembly 100, a second projection assembly 200, a third projection assembly 300, and a controller 400. The first projection assembly 100 includes a display screen 110, a first light source 120, and a first optical path module 130. The first light source 120 serves as the backlight of the display screen 110. The content played on the display screen 110 forms a dynamic image under the guidance of the first optical path module 130 and is projected into space. The second projection assembly 200 includes a second light source 210 and a second optical path module 220. The light emitted by the second light source 210 forms a ripple pattern under the guidance of the second optical path module 220 and is projected into space. The third projection assembly 300 includes a third light source 310 and a third optical path module 320. The light emitted by the third light source 310 forms a diffraction pattern under the guidance of the third optical path module 320 and is projected into space. The controller 400 is used to control the light emission of the first light source 120 , the second light source 210 and the third light source 310 , and control the playback of the display screen 110 . The controller 400 includes a storage module 410 to store the content to be played on the display screen 110 .

[0049] The instant-on atmosphere image projection device of this embodiment controls the first projection assembly 100, the second projection assembly 200, and the third projection assembly 300 through the controller 400 to simultaneously project dynamic images, ripple patterns, and diffraction patterns in space, thereby providing users with a visual atmosphere viewing experience. In particular, the controller 400 is provided with a storage module 410 to store the content to be played on the display screen 110, and the user can watch it after the device is turned on, without the need for networking or manual settings, and without waiting, thereby improving the user experience.

[0050] In one embodiment, see Figure 5 , the controller 400 also includes a power module 420, a main control module 430, a display control module 440, a first light source driving module 450, a second light source driving module 460 and a third light source driving module 470. The power module 420 is used to provide an adaptive power supply voltage for the electronic device of the device. The main control module 430 is connected to the display control module 440 for communication, the display control module 440 is connected to the display screen 110 and the storage module 410, and the display control module 440 is used to control the display screen 110 to play. The main control module 430 is connected to the first light source driving module 450, the second light source driving module 460 and the third light source driving module 470, the first light source driving module 450 is used to drive the first light source 120, the second light source driving module 460 is used to drive the second light source 210, and the third light source driving module 470 is used to drive the third light source 310.

[0051] In some embodiments, see Figure 6The power module 420 includes a first step-down unit, which is used to step down the external 22V DC power supply to a 12V DC power supply. The first step-down unit can be implemented by a chip U4706 with a model number of TM13331A and peripheral circuits.

[0052] In some embodiments, see Figure 7 The power module 420 also includes a second step-down unit, which is used to convert the 12V DC power supply into a 5V DC power supply P5V, a 3.3V DC power supply VDD33, and a 1.1V DC power supply VDD11. The second step-down unit can be implemented by a chip U3104 with a model number of DF1536 and peripheral circuits.

[0053] In some embodiments, see Figure 8 The display control module 440 can control the display power enable control terminal LCD_BL_EN to obtain the first power supply VCC_LCD for the display screen from the 3.3V DC power supply VDD33; the display screen first power supply VCC_LCD can also be directly obtained from the 3.3V DC power supply VDD33.

[0054] In some embodiments, see Figure 7 and Fig. 9 The power module 420 can obtain the second power VGL of the display screen of -6V, the third power VGH of the display screen of 18V, the fourth power AVDD of the display screen of 7.4V and the fifth power VCOM of the display screen of 3.8V according to the first power VCC_LCD of the display screen.

[0055] In some embodiments, see Fig.10 The display control module 440 can be implemented by using a chip U1 of model D3101 and peripheral circuits. Fig.11 , the controller 400 is connected to the display screen via the socket J16.

[0056] In some embodiments, see Fig.12 The main control module 430 can be implemented by using a chip U4707 of model AC6956C and peripheral circuits. The main control module 430 is connected to the display control module 440 via a universal serial communication interface.

[0057] In some embodiments, see Fig.13 The first light source driving module 450 can be implemented by using a chip U16 of model PT4121 and peripheral circuits. The first light source 120 is an LED lamp group connected through the socket J6. The backlight control terminal BT_COBBL of the main control module 430 is connected to the DIM pin of the chip U16 to control the brightness of the first light source 120.

[0058] In some embodiments, see Fig.14The second light source 210 is a multi-color LED lamp connected through the socket JZ6. The first light source driving module 450 includes an NPN tube and multiple resistors, and controls the lighting of the multi-color LED lamp through the BT-PA9, BT-PA1, BT-PA10 and BT-PA0 control terminals of the main control module 430.

[0059] In some embodiments, see Fig.15 The third light source 310 is a green laser light, which is connected through the socket J53. The third light source driving module 470 includes an NPN tube Q6110 and a plurality of resistors, and controls the lighting of the green laser light through the LED_GREEN control terminal of the main control module 430.

[0060] In one embodiment, see Figures 1 to 4 The first optical path module 130 includes a focusing element 131, an optical lens 132 and a plurality of lenses 133. The first light source 120, the focusing element 131, the display screen 110 and the optical lens 132 are placed in sequence along the optical path followed by the first optical path module 130.

[0061] In some embodiments, the first light source 120 serves as the backlight of the display screen 110. The light emitted by the first light source 120 is concentrated by the focusing element 131, and then irradiated to the back of the display screen 110 through the first lens 1331 and the second lens 1332. The image transmitted from the front of the display screen 110 is adjusted and projected into the projection space through the third lens 1333 and the optical lens 132. The optical lens 132 includes a first convex lens 1321, a concave lens 1322, and a second convex lens 1323. The distance between the lenses can be adjusted to facilitate focusing.

[0062] In one embodiment, see Figures 1 to 4 The second optical path module 220 includes a reflective cup 221 and a condenser lens 222 . The reflective cup 221 is disposed above the second light source 210 . The condenser lens 222 is disposed above the top of the reflective cup 221 . The inner surface of the condenser lens 222 is provided with corrugations.

[0063] In some embodiments, the light emitted by the second light source 210 is reflected by the reflective cup 221 and irradiated onto the inner surface of the condenser lens 222 , and then scattered into the projection space by the condenser lens 222 , forming a colorful ripple light and shadow.

[0064] In one embodiment, see Figures 1 to 4 The third optical path module 320 includes a light-transmitting aperture plate 321 and a DOE grating 322 . The light-transmitting aperture plate 321 is disposed above the third light source 310 , and the DOE grating 322 is disposed above the light-transmitting aperture plate 321 .

[0065] In some embodiments, the light-transmitting aperture plate 321 is provided with circular holes of different sizes. The laser emitted by the third light source 310 passes through the light-transmitting aperture plate 321 and then is diffracted by the DOE grating 322, so that a starry sky pattern can be obtained in the projection space.

[0066] In one embodiment, see Figures 1 to 4 , Fig.16 The ready-to-use atmosphere image projection device further includes a motor 510 and a transmission assembly 520. The controller 400 further includes a motor drive module 480. The motor drive module 480 is connected to the main control module 430. The motor drive module 480 is used to drive the motor 510 to rotate. The motor 510 drives the reflective cup 221, the light-transmitting hole plate 321 and the DOE grating 322 to rotate synchronously through the transmission assembly 520.

[0067] In some embodiments, the transmission assembly 520 includes a motor gear 521 disposed on the motor rotating shaft 511, a first driven gear 522 disposed on the second optical path module rotating shaft 230, a transmission gear 523, and a second driven gear 524 disposed on the outer edge of the light-transmitting aperture plate 321. When the motor gear 521 rotates, it will drive the first driven gear 522 and the transmission gear 523 to rotate, and further drive the second driven gear 524 to rotate. The reflective cup 221 is fixedly connected to the second optical path module rotating shaft 230. When the first driven gear 522 rotates, the reflective cup 221 is driven to rotate through the second optical path module rotating shaft 230, and a rotating color ripple light and shadow can be formed in the projection space. When the second driven gear 524 rotates, the light-transmitting aperture plate 321 rotates, and the DOE grating 322 is driven to rotate through the connecting shaft 323, and a rotating starry sky pattern can be formed in the projection space.

[0068] In some embodiments, see Fig.17 The motor drive module 480 can be implemented by using a chip U15 of model TMI8837S and peripheral circuits. The motor 510 is connected through the socket J50, and the rotation of the motor 510 is controlled by the BIN1 and AIN1 control terminals of the main control module 430.

[0069] In one embodiment, see Fig.16 The ready-to-use atmosphere image projection device also includes a speaker (not shown in the figure), and the controller 400 also includes an audio driver module 490. The audio driver module 490 is connected to the main control module 430, and the audio driver module 490 is used to drive the speaker to play sound.

[0070] In some embodiments, see Fig.18The audio driver module 490 can be implemented by using a chip U3103 with a model number of 8002D and peripheral circuits. The speaker is connected through the socket J29, and the main control module 430 outputs the audio signal through the AUDIO_L and AUDIO_R signal terminals. The main control module 430 can obtain the audio information to be played through Bluetooth or other wireless networks, and can also communicate with the display control module 440 to enable it to read the content stored in the storage module 410 to obtain the audio information to be played.

[0071] In one embodiment, see Fig.19 The storage module 410 includes a TF card socket J2, and the card insertion detection pin CD of the TF card socket J2 is connected to the storage detection terminal SD_DET of the main control module 430. The storage module 410 can use a TF card to store data, and the main control module 430 can detect whether there is a TF card in the TF card socket J2 through the storage detection terminal SD_DET.

[0072] In one embodiment, see Figures 1 to 4 , also includes a shell 610 and a base 620, the first projection assembly 100, the second projection assembly 200, the third projection assembly 300 and the controller 400 are all arranged inside the shell 610, and support parts 621 are provided at both ends of the base 620, and both sides of the shell 610 are rotatably connected to the support parts 621; the controller 400 also includes a posture detection module, which is used to detect the tilt angle of the shell 610.

[0073] In some embodiments, the posture detection module may be a three-axis acceleration sensor, and the posture detection module may be communicatively connected to the display control module 440. The display control module 440 may obtain the tilt angle of the shell 610 through the posture detection module, and then adjust the played video content, for example, control the played video content to be upright or inverted.

[0074] In one embodiment, the controller 400 further includes a remote control signal receiving module, which is used to receive a remote control signal. In some implementations, the remote control signal receiving module may include an infrared photodiode, which is used to receive a remote control signal in the form of infrared light.

[0075] The above is only used to illustrate the technical solution of the present invention rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the present invention by ordinary technicians in this field should be included in the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A turn-on ready-to-use ambient image projection device, characterized in that: include: A first projection assembly, a second projection assembly, a third projection assembly and a controller; The first projection assembly includes a display screen, a first light source and a first optical path module, the first light source serves as the backlight of the display screen, and the content played on the display screen forms a dynamic image under the guidance of the first optical path module and is projected into space; The second projection assembly includes a second light source and a second optical path module, and the light emitted by the second light source forms a ripple pattern under the guidance of the second optical path module and is projected into space; The third projection assembly includes a third light source and a third optical path module, and the light emitted by the third light source forms a diffraction pattern under the guidance of the third optical path module and is projected into space; The controller is used to control the light emission of the first light source, the second light source and the third light source, and to control the playing of the display screen. The controller includes a storage module to store the content to be played on the display screen.

2. The instant-on ambient image projection device according to claim 1, characterized in that: The controller also includes a power module, a main control module, a display control module, a first light source driving module, a second light source driving module and a third light source driving module; the power module is used to provide an adaptive power supply voltage for the electronic equipment of the device; the main control module is communicated with the display control module, the display control module is connected to the display screen and the storage module, and the display control module is used to control the playback of the display screen; the main control module is connected to the first light source driving module, the second light source driving module and the third light source driving module, the first light source driving module is used to drive the first light source, the second light source driving module is used to drive the second light source, and the third light source driving module is used to drive the third light source.

3. The instant-on ambient image projection device according to claim 2, characterized in that: The first light source is an LED light group, the second light source is a multi-color LED light, and the third light source is a green laser light.

4. The instant-on ambient image projection device according to claim 1, characterized in that: The first optical path module comprises a focusing element, an optical lens and a plurality of lenses. The first light source, the focusing element, the display screen and the optical lens are placed in sequence along the optical path followed by the first optical path module.

5. The instant-on ambient image projection device according to claim 3, characterized in that: The second optical path module comprises a reflective cup and a condenser lens, wherein the reflective cup is arranged above the second light source, the condenser lens is arranged above the top of the reflective cup, and the inner surface of the condenser lens is provided with corrugations; The third optical path module includes a light-transmitting aperture plate and a DOE grating. The light-transmitting aperture plate is arranged above the third light source, and the DOE grating is arranged above the light-transmitting aperture plate.

6. The instant-on ambient image projection device according to claim 5, characterized in that: It also includes a motor and a transmission component. The controller also includes a motor drive module. The motor drive module is connected to the main control module and is used to drive the motor to rotate. The motor drives the reflective cup, the light-transmitting hole plate and the DOE grating to rotate synchronously through the transmission component.

7. The instant-on ambient image projection device according to claim 6, characterized in that: It also includes a speaker, and the controller also includes an audio driving module, the audio driving module is connected to the main control module, and the audio driving module is used to drive the speaker to play sound.

8. The instant-on ambient image projection device according to claim 2, characterized in that: The storage module comprises a TF card socket, and a card insertion detection pin of the TF card socket is connected to a storage detection end of the main control module.

9. The instant-on ambient image projection device according to claim 1, characterized in that: It also includes a shell and a base, the first projection assembly, the second projection assembly, the third projection assembly and the controller are all arranged inside the shell, support parts are provided at both ends of the base, and both sides of the shell are rotatably connected to the support parts; the controller also includes a posture detection module, and the posture detection module is used to detect the tilt angle of the shell. 10 . The ready-to-use ambient image projection device according to claim 1 , wherein the controller further comprises a remote control signal receiving module, and the remote control signal receiving module is used to receive a remote control signal.

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