Multifunctional far image learning machine capable of preventing and correcting vision

Abstract

The utility model discloses a multifunctional far-image learning machine capable of preventing and correcting vision, which belongs to the technical field of far-image learning machines, and is characterized in that a free-form mirror is mounted in a semi-reflective spectroscope, and an inner shell bracket is mounted between a front shell and a rear shell. The optical calculation can be completed and improved on the curved mirror, an original polarization beam splitter is changed into a 7-reflection 3-transmission glass spectroscope (coating layer) on the inner side, and an anti-reflection (AR) coating layer is added on the outer side of the spectroscope, so that the light loss is less, the viewing position of human eyes can be clearer, the concave surface of the original semi-reflection and semi-transmission curved mirror is changed into an optical calculation free-form curved mirror, and the optical calculation is more accurate. The light is collected by an optical collector or device in the emission process of the display screen through 5-7 layers of optical coating films, complete light-proof total reflection and secondary passing through a spectroscope of 2 (second point), so that the dispersion of the light and the generation of stray light are reduced, and the main required display contents are all emitted to the spectroscope.

Description

Technical Field

[0001] The utility model relates to a multifunctional telescopic learning machine with the function of preventing and correcting vision, and belongs to the technical field of telescopic learning machines. Background Art

[0002] For example, the application number: 202311391337.5 discloses a smart eye-protection learning machine, which includes a light baffle, a front shell, a camera assembly, a display assembly, a mainboard bracket, a mainboard, and a rear shell. It is characterized in that the display assembly is placed between the front shell and the rear shell, the light baffle is embedded in the front shell, the camera assembly is installed above the front shell, the mainboard bracket is fixed in the rear shell, the mainboard is installed on the mainboard bracket, and the CN116880050A patent "A display device providing long-distance imaging and its use method" is used as the display of the learning machine to present the content of the learning machine as an enlarged and clear image. At this time, the eyes can see the enlarged and clear image through the light baffle. Moreover, the personal vision is monitored at any time through the vision detection system, and a customized training plan is provided according to the individual needs of the child through visual training to protect the user's eye health.

[0003] Based on the search and analysis, the existing technology still has shortcomings:

[0004] 1. A prism is added to the original display screen;

[0005] 2. The original polarization beam splitter has a transmittance of 25% and a reflectivity of 75% when measured internally, resulting in significant light loss and a high probability of light leakage.

[0006] 3. Original semi-reflective and semi-transparent curved mirror;

[0007] 4. No optical collector or device;

[0008] 5. The telephoto size and distance are relatively fixed;

[0009] 6. No darkroom conditions are formed, or the formation is incomplete;

[0010] 7. The brightness of the display is generally between 300 and 600 nits, and the resolution is relatively low;

[0011] 8. No heat dissipation device;

[0012] 9. No remote control.

[0013] Therefore, a multifunctional telescopic learning machine with preventive and corrective vision is needed to improve the above-mentioned shortcomings. Utility Model Content

[0014] The main purpose of the utility model is to provide a telescopic magnifying device with active sitting posture correction function, reading and writing function, learning function, prevention of myopia, relaxation of ciliary muscles, elimination of myopic eye risks, and delaying the occurrence and development of abnormal eye axis growth.

[0015] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0016] A multifunctional telescopic learning machine with preventive vision correction function, comprising a telescopic learning machine body which is composed of a front shell and a rear shell, a bottom of which is provided with a machine foot pad, and a camera and its components are provided on the front side of the telescopic learning machine body;

[0017] A semi-reflective beam splitter is installed on the camera and its components in the main body of the telescopic learning machine. A button and a button control panel are installed on the outside of the camera and its components. A free-form mirror is installed in the semi-reflective beam splitter. A remote control baffle and a fixing strip are installed at the bottom of the free-form mirror. An inner shell bracket is installed between the front shell and the rear shell.

[0018] A mainboard assembly is installed on the inner side of the semi-reflective beam splitter and the free-form surface mirror, and a speaker and a heat dissipation assembly are installed in the main body of the telescopic learning machine.

[0019] Preferably, the mainboard assembly includes mainboard one and mainboard two, mainboard one is installed in the semi-reflective beam splitter and the free-form surface mirror, and mainboard two is installed on one side of mainboard one.

[0020] Preferably, the speaker and heat dissipation assembly includes a speaker, a heat dissipation fan and a heat dissipation hole;

[0021] A speaker is installed on the semi-reflective beam splitter, a cooling fan is installed on the inner shell bracket, and cooling holes are distributed on the back shell.

[0022] Preferably, the main body of the telescopic learning machine is formed by a semi-transmissive beam splitter and a free-form surface mirror for two times of refraction and reflection, and the exterior of the front shell and the rear shell are rounded structures.

[0023] Preferably, the semi-reflective beam splitter and the free-form surface mirror are subjected to 5 to 7 layers of optical coating, are completely opaque and fully reflected, and pass through the beam splitter at point 2 (the second point) twice.

[0024] Preferably, the camera and its components are designed to rotate at a 90° angle, and the original polarization beam splitter in the main body of the telescopic learning machine is a glass beam splitter (coating layer) with 7 reflections and 3 transmissions on the inside, and an anti-reflection (AR) coating layer is added to the outside of the beam splitter.

[0025] Preferably, an infrared remote control structure is installed on the upper shell of the tele-learning machine body, and a device connector is installed on one side of the rear shell.

[0026] Beneficial technical effects of the utility model:

[0027] The utility model provides a multifunctional telescopic learning machine with the function of preventing and correcting vision, which has the following beneficial effects:

[0028] 1. This application removes the prism on the display screen, which is a bit repetitive. The optical calculations of this part can be completed and improved on the curved mirror.

[0029] 2. The original polarization beam splitter is replaced with a glass beam splitter (coating layer) with 7 reflections and 3 transmissions on the inner side, and an anti-reflection (AR) coating layer is added to the outer side of the beam splitter. This reduces light loss and makes the image clearer when viewed by the human eye.

[0030] 3. The concave surface of the original semi-reflective and semi-transparent curved mirror is changed to an optically calculated free-form surface mirror, which undergoes 5 to 7 layers of optical coating, is completely opaque and fully reflected, and passes through the beam splitter at point 2 (the second point) twice.

[0031] 4. During the display screen emission process, an optical collector or device is used to collect light to reduce light dispersion and stray light generation, and transmit all the main display content required to the spectrometer.

[0032] 5. The telescopic image size and distance are changed by changing the object distance (the distance between the display screen and the beam splitter) and the optical calculation of the free-form mirror.

[0033] 6. Use the inner shell bracket (pure black) structure to fix the emission source (display screen), spectrometer, and free-form mirror together to form a darkroom, and then use the front and rear shells to make the darkroom more complete. The front shell also has a light-shielding external extension.

[0034] 7. Use a high-definition, high-brightness display and adjust the brightness to 1500-2000nit, so that the final image will be clearer and more perfect.

[0035] 8. A cooling fan is installed under the high-definition and high-brightness display and at the bottom of the back cover.

[0036] 9. A new camera has been added, which allows users to use it in scenarios such as video calls and online classes. The camera is also designed to rotate at a 90° angle. When rotated to the bottom, it can also be used for scanning, taking pictures, doing homework, etc.

[0037] 10. Added far-infrared remote control, which makes the instrument more convenient and portable. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 Schematic diagram of the overall three-dimensional structure of a multifunctional telescopic learning machine with preventive vision correction according to a preferred embodiment of the present invention;

[0039] Figure 2Schematic diagram of the internal structure of a device according to a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction function of the utility model;

[0040] Figure 3 Schematic diagram of an inner shell support of a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction according to the utility model;

[0041] Figure 4 A schematic diagram of the structure of the camera and fixing parts of a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction according to the utility model;

[0042] Figure 5 A schematic diagram of the buttons and control panel of a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction according to the present invention;

[0043] Figure 6 A schematic diagram of a speaker according to a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction according to the present utility model;

[0044] Figure 7 Schematic diagram of the mainboard structure of a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction according to the utility model;

[0045] Figure 8 A schematic diagram of a cooling fan according to a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction function of the present invention;

[0046] Figure 9 Schematic diagram of the fixed structure of a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction according to the utility model;

[0047] Figure 10 A schematic diagram of a free-form surface mirror according to a preferred embodiment of a multifunctional telescopic learning machine with preventive vision correction according to the utility model;

[0048] Figure 11 This is a schematic diagram of the back of a device according to a preferred embodiment of the present invention, a multifunctional telescopic learning machine with preventive vision correction.

[0049] In the figure: 1. Telescopic learning machine body; 2. Front shell; 3. Back shell; 4. Semi-reflective spectrometer; 5. Machine foot pads; 6. Camera and its components; 7. Buttons and button control panel; 9. Remote control baffle and fixing strip; 10. Speaker; 11. Main board 1; 12. Main board 2; 13. Cooling fan; 14. Free-form mirror; 15. Cooling holes; 16. Equipment connector; 17. Inner shell bracket. DETAILED DESCRIPTION

[0050] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is described in further detail below with reference to embodiments and drawings, but the implementation manner of the present invention is not limited thereto.

[0051] like Figure 1 - Figure 11 As shown, the embodiment provides a multifunctional telescopic learning machine with preventive vision correction, including a telescopic learning machine body 1 which is composed of a front shell 2 and a rear shell 3, a machine foot pad 5 is installed on the bottom of the telescopic learning machine body 1, and a camera and its components 6 are installed on the front side of the telescopic learning machine body 1;

[0052] A semi-reflective beam splitter 4 is mounted on the camera and its components 6 in the main body 1 of the telescopic learning machine. A button and a button control panel 7 are mounted on the outside of the camera and its components 6. A free-form mirror 14 is mounted inside the semi-reflective beam splitter 4. A remote control baffle and a fixing bar 9 are mounted on the bottom of the free-form mirror 14. An inner shell bracket 17 is mounted between the front shell 2 and the rear shell 3.

[0053] A mainboard assembly is installed inside the semi-reflective beam splitter 4 and the free-form surface mirror 14 , and a speaker and a heat dissipation assembly are installed inside the main body 1 of the telescopic learning machine.

[0054] The mainboard assembly includes mainboard 11 and mainboard 2 12 . Mainboard 11 is installed inside the semi-reflective beam splitter 4 and the free-form mirror 14 , and mainboard 2 12 is installed on one side of mainboard 11 .

[0055] The speaker and heat dissipation assembly includes a speaker 10, a heat dissipation fan 13 and heat dissipation holes 15;

[0056] A speaker 10 is mounted on the semi-transmissive beam splitter 4 , a heat dissipation fan 13 is mounted on the inner housing bracket 17 , and heat dissipation holes 15 are distributed on the rear housing 3 .

[0057] The main body 1 of the telescopic learning machine is refracted and reflected by a semi-transmissive beam splitter 4 and a free-form surface mirror 142 times, and the exterior of the front shell 2 and the rear shell 3 are rounded structures.

[0058] The semi-reflective beam splitter 4 and the free-form surface mirror 14 are subjected to 5 to 7 layers of optical coating, are completely opaque and fully reflected, and pass through the beam splitter at the second point twice.

[0059] The camera and its components 6 are designed to rotate at a 90° angle. The original polarization beam splitter in the telescopic learning machine body 1 is a glass beam splitter coating layer with 7 reflective and 3 transparent layers on the inner side, and an anti-reflection AR coating layer is added to the outer side of the beam splitter.

[0060] The infrared remote control structure is installed on the upper shell of the telescopic learning machine body 1, and a device connector 16 is installed on one side of the rear shell 3.

[0061] like Figure 1 - Figure 11As shown, the working process of a multifunctional telescopic learning machine with preventive vision correction provided by this embodiment is as follows: it is operated through a semi-reflective spectroscope 4, and during the operation, the operation data is analyzed and transmitted through the main board 11 and the main board 2 12. During the operation, the air in the telescopic learning machine body 1 is accelerated by the heat dissipation fan 13, and the flowing air is discharged through the heat dissipation hole 15 to realize the heat dissipation function. The operation is performed through the buttons and button control panel 7 on one side of the telescopic learning machine body 1, and monitoring is performed through the camera and its components 6. The original polarization beam splitter is changed to the internal measurement 7 through the semi-reflective spectroscope 4 and the free-form mirror 14. 3. The glass beam splitter coating layer is transparent, and an anti-reflection AR coating layer is added to the outside of the beam splitter, so that there is less light loss and it can be clearer at the human eye viewing position. The concave surface of the original semi-reflective and semi-transparent curved mirror is changed to an optically calculated free-form surface mirror. After 5 to 7 layers of optical coating, it is completely opaque and fully reflected. It passes through the beam splitter at 2 (the second point) twice. During the emission process of the display screen, an optical collector or device is used to collect light to reduce light dispersion and stray light generation, and all the main display content it needs is emitted to the beam splitter. The telescopic image size and telescopic image distance are changed by changing the object distance (the distance between the display screen and the beam splitter) and the optical calculation changes of the free-form surface mirror.

[0062] Example

[0063] like Figure 1 - Figure 11 As shown, the telescopic learning machine body 1 is divided into a front shell 2 and a rear shell 3, and the bottom of the telescopic learning machine body 1 is equipped with a machine foot pad 5, and the front side of the telescopic learning machine body 1 is equipped with a camera and its components 6. The camera and its components 6 in the telescopic learning machine body 1 are equipped with a semi-reflective spectroscope 4, and the outside of the camera and its components 6 are equipped with buttons and a button control panel 7. A free-form mirror 14 is installed in the semi-reflective spectroscope 4, and a remote control baffle and a fixing bar 9 are installed at the bottom of the free-form mirror 14. An inner shell support is installed between the front shell 2 and the rear shell 3. The mainboard assembly is installed on the inner side of the semi-reflective beam splitter 4 and the free-form mirror 14. A speaker and a heat dissipation assembly are installed in the main body 1 of the telescopic learning machine. The mainboard assembly includes a mainboard 11 and a mainboard 2 12. The mainboard 11 is installed in the semi-reflective beam splitter 4 and the free-form mirror 14. The mainboard 2 12 is installed on one side of the mainboard 11. The speaker and heat dissipation assembly include a speaker 10, a heat dissipation fan 13 and a heat dissipation hole 15. The speaker 10 is installed on the semi-reflective beam splitter 4, the heat dissipation fan 13 is installed on the inner shell bracket 17, and the heat dissipation holes 15 are distributed on the rear shell 3.

[0064] The operation is performed through a semi-reflective beam splitter 4. During the operation, the operation data is analyzed and transmitted through the main board 11 and the main board 2 12. During the operation, the air in the telescopic learning machine body 1 is accelerated by the cooling fan 13. The flowing air is discharged through the cooling holes 15 to achieve the heat dissipation function. The operation is performed through the buttons and button control panel 7 on one side of the telescopic learning machine body 1. The monitoring is performed through the camera and its components 6. The original polarization beam splitter is changed to a glass beam splitter coating layer with a reflective 3-transparent inner side 7 through the semi-reflective beam splitter 4 and the free-form mirror 14. The outer side of the beam splitter is increased. The anti-reflection AR coating layer reduces light loss and is clearer at the human eye viewing position. The concave surface of the original semi-reflective and semi-transparent curved mirror is replaced by an optically calculated free-form mirror. After 5 to 7 layers of optical coating, it is completely opaque and fully reflected. It passes through the beam splitter at 2 (the second point) twice. During the emission process of the display screen, an optical collector or device is used to collect light to reduce light dispersion and stray light generation, and all the main display content is emitted to the beam splitter. The telescopic image size and telescopic image distance are changed by changing the object distance (the distance between the display screen and the beam splitter) and the optically calculated changes of the free-form mirror.

[0065] The above is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and concept of the present invention within the scope disclosed by the present invention, which falls within the protection scope of the present invention.

Claims

1. A multifunctional telescopic learning machine with the function of preventing and correcting vision, comprising a telescopic learning machine body (1) which is divided into a front shell (2) and a rear shell (3) which are spliced ​​together, a machine foot pad (5) being installed on the bottom of the telescopic learning machine body (1), and a camera and its components (6) being installed on the front side of the telescopic learning machine body (1); Its characteristics are: A semi-reflective beam splitter (4) is installed on the camera and its components (6) in the main body (1) of the telescopic learning machine, a button and a button control panel (7) are installed on the outside of the camera and its components (6), a free-form mirror (14) is installed in the semi-reflective beam splitter (4), a remote control baffle and a fixing strip (9) are installed at the bottom of the free-form mirror (14), and an inner shell bracket (17) is installed between the front shell (2) and the rear shell (3); A mainboard assembly is installed inside the semi-reflective beam splitter (4) and the free-form surface mirror (14), and a speaker and a heat dissipation assembly are installed inside the telescopic learning machine body (1).

2. The multifunctional telescopic learning machine with preventive and corrective vision according to claim 1, characterized in that: The mainboard assembly comprises a mainboard 1 (11) and a mainboard 2 (12); the mainboard 1 (11) is installed in the semi-reflective spectroscope (4) and the free-form surface mirror (14); and the mainboard 2 (12) is installed on one side of the mainboard 1 (11).

3. The multifunctional telescopic learning machine with preventive and corrective vision according to claim 2, characterized in that: The speaker and heat dissipation assembly includes a speaker (10), a heat dissipation fan (13) and a heat dissipation hole (15); A speaker (10) is installed on the semi-reflective spectroscope (4), a heat dissipation fan (13) is installed on the inner shell bracket (17), and heat dissipation holes (15) are distributed on the rear shell (3).

4. The multifunctional telescopic learning machine with preventive and corrective vision according to claim 3, characterized in that: The telescopic learning machine body (1) is formed by two refraction and reflection of a semi-transmissive beam splitter (4) and a free-form surface mirror (14), and the exteriors of the front shell (2) and the rear shell (3) are rounded structures.

5. The multifunctional telescopic learning machine with preventive and corrective vision according to claim 4, characterized in that: The semi-reflective beam splitter (4) and the free-form surface mirror (14) are subjected to 5 to 7 layers of optical coating, are completely opaque and fully reflected, and pass through the beam splitter twice.

6. The multifunctional telescopic learning machine with preventive and corrective vision according to claim 5, characterized in that: The camera and its components (6) are designed to rotate at an angle of 90 degrees. The original polarization beam splitter in the telescopic learning machine body (1) is a glass beam splitter with 7 reflections and 3 transmissions on the inner side, and an anti-reflection (AR) coating layer is added on the outer side of the beam splitter.

7. The multifunctional telescopic learning machine with preventive and corrective vision according to claim 6, characterized in that: The upper shell of the telescopic learning machine body (1) is equipped with an infrared remote control structure, and one side of the rear shell (3) is equipped with a device connector (16).

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