519results about How to "Prevent myopia" patented technology

The invention relates to a method for preventing myopia, which comprises the steps of: monitoring the distance between a face and electronic display equipment; judging the size between the distance between the face and the electronic display equipment and the preset threshold value; and when the distance between the face and the electronic display equipment is less than or equal to the threshold value, triggering the preset function operation for preventing the myopia. The embodiment of the invention also provides the electronic display equipment for preventing the myopia. Because the distance between the face and the electronic display equipment can be monitored, and a certain measures for preventing the myopia are adopted when the distance is less, the electronic display equipment has functions of preventing the myopia and protecting the user vision health, the automatic protection of the electronic display equipment to user eyes is realized, and the myopia caused by improper eye using when a user uses the electronic display equipment is avoided.

The invention relates to an eye protecting device and method for a mobile terminal. The eye protecting device comprises a distance measurement unit, a central processing unit and an alarm prompt unit. The working principle of the eye protecting device is that when the mobile terminal starts an eye protecting function, the distance between a user and the mobile terminal is measured through the distance measurement unit in real time, and measurement results are transmitted to the central processing unit; when the distance between the user and the mobile terminal is smaller than the set distance threshold value all the time within the set time threshold value, an alarm prompt message is transmitted to the user through the alarm prompt unit to prompt the user to keep a healthy range of visibility, display of the mobile terminal returns to normal until the distance between the user and the mobile terminal is larger than the set distance threshold value again, the alarm prompt message disappears, and therefore, the healthy range of visibility between the user and the mobile terminal is kept. Furthermore, when the reminding interval time is up and the user uses the mobile terminal without rest, an alarm prompt message is transmitted to the user through the alarm prompt unit, and the purposes of preventing shortsightedness and protecting eyes are achieved.

A sitting posture detection method based on a sitting posture depth image includes the steps of (1) obtaining a sitting posture depth image of a human body through a depth sensor and a depth distance value of all pixel pints in the sitting posture depth image; (2) segmenting the sitting posture depth image, and removing interference of an external background and the human body, so as to obtain a sitting posture segmented image; (3)determining key points through the sitting posture segmented image which include a head vertex, a head central point, a left shoulder point, a right shoulder point, a shoulder central point and a body central point; and (4) judging a sitting posture according to the key points. The sitting posture detection method based on the sitting posture depth image is high in sitting posture detection accuracy, sitting posture detection can be performed through sitting posture detection software only by connection of a mobile phone with the depth sensor, and the method is convenient to use and wide in range of application, and has very good portability and flexibility.

The invention discloses a food composition suitable for a hypertension hyperlipidemia hyperglycemia population, which comprises rice, millet, black rice, yam, lotus roots, oat, tartary buckwheat, lotus seeds, pearl barley, yellow corns, potatoes, hazelnuts, Chinese chestnuts, konjak, black sesame, shiitake mushrooms, lycium barbarum, dried mulberries, dried seedless grapes, dates, salt black beans of soybeans, hawthorn powder, carrot powder, tomato powder, puerarin powder, concentrated whey protein, soy isolate protein, camellia oil, purple perilla seed oil, maltodextrin, L-malic acid, L-carnitine and milk calcium. The invention further discloses a preparation method of the food composition suitable for the hypertension hyperlipidemia hyperglycemia population. After the food composition is taken usually, balanced nutrition can be ensured when effects of effectively reducing a blood pressure, blood fat and blood sugar are achieved; meanwhile, the food composition also has effects of conditioning important organs of a human body, such as livers, kidneys, spleen, stomach, large intestine and the like, protecting the heart, improving blood vessel elasticity, reducing the blood viscosity and preventing the Alzheimer disease.

The invention discloses a device for preventing myopia and cervical spondylosis, which comprises a data acquisition module (1), a main control module (2), a warning module (3) and a power module (4), wherein the data acquisition module (1) is connected with the main control module (2); the main control module (2) is connected with the warning module (3); the power module (4) is used for supplying power and managing charging for the device; each module receives and sends data or instructions through a data bus; and the main control module (2) determines the using state of a user by processing the data acquired by the acquisition module and the dependence and training data of a posture and motion decision tree algorithm. The device determines whether to give a warning or not by performing logic operation on different configurable standard data and the acquired data in different using states. The device not only can judge the using state of the user, but also adjusts the standard parameter for warning according to different using state of the user, so that the false warning rate is low; and in addition, the device can further realize different functions according to the choice of the user so as to be wide in application range.

The invention discloses a full-automatic myopia prevention and humpback prevention intelligent table and chair. The full-automatic myopia prevention and humpback prevention intelligent table and chair comprises a chair base and a lower desktop support. The full-automatic myopia prevention and humpback prevention intelligent table and chair is characterized in that backrest supports are fixedly arranged on the two sides of the chair base, a plurality of chair surface adjustment holes and a plurality of backrest surface adjustment holes are formed in the backrest supports, a chair surface is matched with the middle portions of the backrest supports on the two sides of the chair base in a sliding mode, the chair surface is vertically positioned in the chair surface adjustment holes of the backrest supports through bolts, a backrest surface is matched with the upper portions of the backrest supports in a sliding mode, the backrest surface is vertically positioned in the backrest surface adjustment holes of the backrest supports through bolts, and a pillow backrest is arranged at the upper end of the backrest surface. The full-automatic myopia prevention and humpback prevention intelligent table and chair can effectively prevent and correct some bad habits of children in the learning process, and can effectively prevent myopia and humpback.

The invention provides a glass device for watching a display screen and relates to the technical field of glasses. The glass device for watching a display screen is provided with a bracket which can control the distance between the glasses and the display screen; one end of the bracket is provided with the glasses which can relax the adjustment and focusing of eyes; and the other end of the bracket is provide with the display screen or only a special component used for connecting or mounting the display screen device. The glass device solves the following technical problems: relaxing the adjustment of the eyes by making use of a far objective image of the glasses; and controlling the distance of the virtual image of the display screen and the glasses by controlling the distance between the glasses and the display screen through the bracket so as to achieve the aims of improving the observation effect, stably relaxing the adjustment and focusing of eyes, and making an observer feel comfortable and not fatigable. The glass device for watching the display screen can be used for preventing myopia or treating pseudomyopia.

The invention relates to a method for automatically adjusting the display size of a screen. The method comprises the following steps of: setting a distance-sensing device; presetting condition data of a display scale; detecting the distance between a human body and the screen of a display; adjusting the display size of the screen; and the like. According to the method, the distance-sensing device is arranged on the display, so that the display size of the screen can be zoomed in or zoomed out according to the distance between the human body and the screen of the display by a computer; on one hand, the method can be used for helping children form good viewing habits, so that the children are prevented from myopia to a certain degree; and one the other hand, the display size can also be zoomed in on the basis of normal display to assist in the viewing of old people.

The invention provides a production method of an anti-myopia paper. The method comprises the steps of: impregnating a wheat straw raw material by chemical medical liquid; pretreating under a normal-pressure and low-temperature condition; separating and thinning fiber by a mechanical twisting, grinding and fiber-separating method; and copying into a paper on a paper maker. The directly-obtained color of the paper is yellow, the yellow fiber paper with different depth degrees can be produced according to the difference of the chemical products and the treatment conditions, the paper is used for the book for the school children or the reading magazine, and the paper has the function of myopia resistance without dazzling. The paper produced by the method is higher in yield and better in mechanical strength, wherein the yield of the paper is more than 60%, the rupturing length of the paper is more than 6.0km, the rupturing-resistant index is more than 4.2kPa.m<2>/g, the rupturing index is more than 3.20mN.m<2>/g, and the folding strength of the paper is more than 100 times.

The invention relates to the technical field of electronic information and optical, electrical and mechanical integration, and provides an anti-myopia head wear type device which is capable of monitoring eye using conditions and warning a user to urge the user to use the eyes correctly when poor eye using conditions occur. The anti-myopia head wear type device aims to solve the problems that the user cannot monitor the brightness of an eye using environment, the stability of eye balls, an eye using distance and time for using the eyes in a short distance. According to the anti-myopia head wear type device, an eye using monitoring and warning device is embedded in a head wear piece (such as eye glasses, a tiara, a head ring, a head band and a cap), when the anti-myopia head wear type device is used, the anti-myopia head wear type device maintains a stable relation with the eyes, sensors are used for monitoring the eye using conditions, obtained information is operated through a central processing unit, when the eye using distance is too short, or time is too long, or light rays are too bright or too dark, or the eye balls are instable, warning signals are given out, through electro-optic conversion, electro-acoustic conversion and electro-mechanical conversion, light, sound and vibration are utilized to remind the user to correct, the user can use the eyes correctly, and the purposes of reducing eyestrain and preventing myopia are achieved.

The invention discloses an intelligent desk and a control method. The intelligent desk comprises a desk table and a bracket for supporting the desk table; the bracket can self-adaptively lift; a lifting bracket is driven by a push rod through a first motor; a movable desk board is arranged on the desk table, the desk board can be inclined under the driving of a second motor and a third motor; an ultrasonic sensor for detecting the distance between the human body and the desk table front end is arranged at the front end of the desk table; a camera is further arranged on the desk table; a MCU isarranged on the desk; the first motor, the second motor and the third motor are controlled by the MCU; a power supply module supplies power for the MUC, the first motor, the second motor and the third motor; the MCU acquires an image through the camera, the MCU analyzes the image or the external module analyzes the image, thereby acquiring the human body height data; and the MCU adjusts the height of the desk table based on the human body height data. The intelligent desk and control method are easy to implement, thereby protecting the vision health of the user.

The invention provides a samara oil compound protein solid beverage suitable for teenagers. The samara oil compound protein solid beverage is prepared from wheat germ flour, protein powder, whole grain flour, functional food composition, flavor additive, xylitol, samara oil, compound nutrient and food additive according to a certain percentage. The method comprises the following steps: sieving the raw materials and placing the raw materials in a mixing machine for mixing; dewatering and drying the mixture in a constant-temperature dry box, and finally packaging. The samara oil compound protein solid beverage has the advantages of providing rich nutritional ingredients and microelements which are necessary for the growth for the teenagers, and improving the immunity while supplementing nutrition for the body; moreover, the samara oil, taurine and vitamin A are added to promote the development of intelligence and vision, maintain the visual performance, and prevent juvenile myopia effectively. Therefore, the samara oil compound protein solid beverage provides accurate and comprehensive nutritional ingredients to meet the physiological characteristics and nutritional requirement of the teenagers.

The invention discloses an image-analysis-based desk lamp brightness self-adaptive adjustment method. A camera is arranged on the edge of a lampshade of a desk lamp; the camera is used for shooting a comparison image of a light area and a non-light area of the desk lamp; and a photosensitive sensor is arranged on the outer wall of the lampshade of the desk lamp. After the brightness of the environment where the desk lamp is located is obtained, a brightness difference value of the light area and the non-light area of the desk lamp in the comparison image is worked out; then according to the brightness difference value and the brightness of the environment where the desk lamp is located, the brightness of the current light area of the desk lamp is worked out; and the brightness of the current light area of the desk lamp is adjusted according to a preset brightness threshold value. The image-analysis-based desk lamp brightness self-adaptive adjustment method is simple in design, convenient to use, and capable of self-adaptively adjusting light according to the light intensity of the environment and the focusing degree of the desk lamp, so that human eyes are always in the most comfortable state and shortsightedness caused by damage to the eyes is avoided.

The invention discloses myopia preventing paper and a production technology and application thereof. The myopia preventing paper comprises a paper body, and the paper body reflects colored light with the wavelength of 480 nm-550 nm and presents yellow with the brightness of 56%-64%. The production technology comprises the steps that waste paper and straw are taken as raw materials, the straw is crushed into flakes, subjected to impurity removing, dewatered and then placed in a container, a swelling agent, a cooking agent and water are added into the container, and all the materials are mixed to be uniform; heating is conducted for cooking, and straw pulp is prepared; the waste paper is placed in the container; water is added into the container, and paper pulp is prepared; deinking treatment is conducted on the paper pulp; impurities are removed; the straw pulp and the paper pulp are mixed to be uniform; impurities are removed again; the mixed pulp is subjected to hot-grinding dissociation and delivered into a pulp pool, and packing and a water repellent agent are added; the mixture is fed into a paper making machine, and the paper is made. The myopia preventing paper can be applied to books of accounts, exercise books and reading materials. The finished paper made through the technology is high in fiber strength, is naturally yellow without bleaching treatment, does not need to be dyed with a dyeing agent, cannot cause environmental pollution and has the effect of preventing myopia.

The invention discloses an intelligent table lamp. The intelligent table lamp comprises a table lamp body, an image collection device, a reminding module and an information processor. The table lamp body comprises a table lamp support and a lamp base. The lamp base and the image collection device are arranged on the table lamp support. The lamp base, the image collection device and the reminding module are electrically connected with the information processor. The image collection device is used for collecting image sitting posture information and transmitting the sitting posture information to the information processor. The information processor obtains sitting posture result information according to the sitting posture information and sending the sitting posture result information to thereminding module. The reminding module is used for reminding a user of paying attention to the sitting posture. The invention further discloses a method and device for reminding user of the sitting posture based on the intelligent table lamp. According to the intelligent table lamp, the user is reminded of eye using by judging the inclination angle of the face of the user and calculating the distance between the eyes of the user and the table top, and thus the purpose of preventing eye fatigue and shortsightedness are achieved.

The invention relates to a production method of myopia-preventing paper. The method comprises the following steps: crushing waste paper or wheat straws, and then screening through a pressure sieve; separating through a defibrating machine, and then pulping and coloring the purified fiber; and dewatering and molding to obtain the myopia-preventing paper. According to the production method of the myopia-preventing paper provided by the invention, the produced paper is natural faint yellow; myopia can be effectively prevented; and the production process is small in damages to environment and low in cost.

The invention relates to a non-drowsy sitting posture correcting desk-chair. The desk-chair comprises a desk and a chair which correspond to each other, wherein the chair comprises a base, a frame, a hip chair surface, a leg chair surface, a chair back, supporting frames and an air cylinder; the frame is vertically fixed on the base; the chair back is fixed at the top end of the frame; a first supporting column is fixed on each of two sides of the hip chair surface; a second supporting column is fixed on each of two sides of the leg chair surface; one end of each first supporting column is movably connected with the middle of the frame through a hinge A; the other end of each first supporting column is movably connected with one end of the corresponding second supporting column through a hinge B; the supporting frames are arranged among the first supporting columns, the second supporting columns and the frame; the air cylinder is connected with the supporting frames. The non-drowsy sitting posture correcting desk-chair has the effects of sitting posture correcting and shortsightedness preventing, and can realize purposes of preventing drowsiness, vivifying classroom climate and improving the teaching quality when being applied to classrooms.

The invention discloses a child eyesight protection system, which comprises an MCU controller, a camera, a face memory, a face recognition module, an infrared ranging module, an eye sight line direction confirmation module, a timing module, an alarming module and a display screen switch power module, wherein the camera, the infrared ranging module, the eye sight line direction confirmation module and the timing module are respectively connected with the input end of the MCU controller; the face memory and the face recognition module are in two-way connection with the MCU controller; and the alarming module and the display screen switch power module are connected with the output end of the MCU controller respectively. Through the face recognition module, whether a person in front of the display screen needs eyesight protection, the infrared ranging module detects the watching distance of the child, a reminder is given through the alarming module, and the child is ensured to be in a reasonable watching distance. The angle confirmation module is used for judging whether the kid looks directly at the display screen. The timing module records the watching time duration, if the time duration is too long, the MCU controller cuts off the power supply of the display screen, and the eyesight of the child is protected.

The invention is applicable to the technical field of teaching management, and provides a method for supervising and improving learning habits, which comprises the following steps of: detecting distance information between eyes of a tested person and a book in real time through a distance sensor; The processor analyzes and judges whether the distance information reaches a preset distance criticalvalue or not, and if yes, first reminding information is generated and sent to a local warning module; The local warning module receives the first reminding information and sends out a warning prompt;And the cloud server receives the distance information sent by the processor in real time, analyzes and judges whether the distance information reaches the distance critical value or not, and generates second reminding information and sends the second reminding information to at least one intelligent mobile terminal matched with the tested person if the distance information reaches the distance critical value. A system for supervising and improving learning habits is also provided. Therefore, the learning state of the student can be supervised in time, the good sitting posture and learning habit of the student are cultivated to prevent health problems of myopia, humpback and the like, and the learning efficiency is improved.

The invention relates to a multifunctional intelligent posture correcting desk and chair, which is used for correcting sitting posture, reaches standard in sitting distance and viewing distance, precludes long-time sitting, guarantees light source standard, power utilization safety and more reasonable reading angles and assists comfort. A sitting posture fixing system is installed on the chair back of the desk and chair, distance adjustment systems are installed among bottoms of the desk and chair legs, an intelligent controlled forced long-time sitting reminding system is installed on right side of a desktop, a light sensing intelligent controlled illuminating system is installed in the middle of a desktop stationery rack, a safety electric shock prevention system is installed in the middle of the right outer side of the desk leg, an adjusting vertical angle reading plate system and an adjusting caster angle lying chair system are embedded on the surface, close to a person, in the middle of a desktop plate, and a resting system is installed in the middle of a connecting rod on the right legs of the desk. Particularly, after combined application, the desk and chair can comprehensively guarantee physical health.

The moving guiding device of the invention is characterized in: the device comprising a projection glisten viewpoint moving guiding device (the carrier away from human eyes), and substance shining viewpoint and/or glisten viewpoint space displacement motion guiding device. The device can increase the pleasure of visual training, consolidate the learned knowledge, combine the eye muscle training, eyeball structure reset training, stereovision and fine eyesight training, form to a carrier with a shape of double form spectacle, and increase the oculomotor condition supervising function and stereo farther view function. The oculomotor condition supervising function can extend the applied age, increase conformability for children using. The stereo farther view function solves the problem of glass type myopia therapeutic equipments failing in farther view. The device can integrate the pastime, English learning, other cultural course knowledge learning, and treat through both hands participating in the game, prevent and treat during pastime, increase the agility of the fingers, and arrive at the purpose of improving intelligence.