CN110236897A - Vision trainer and method of use thereof - Google Patents

Abstract

The present invention relates to the field of image display equipment, in particular to a vision training device, comprising a casing, a first image display device and a second image display device are arranged in the casing, the first image display device includes a first display, The display screen of the first display is covered with a first black box, and the end of the first black box away from the first display is provided with a first observation tube, and the second image display device includes a second display, and the second display The outer cover of the display screen of the second black box is provided with a second observation tube at one end away from the second display, and an observation mirror is arranged inside the first observation tube and the second observation tube, and the first The observation tube and the second observation tube correspond to the left eye and the right eye of the human body, and a storage battery for supplying power to the first display and the second display is arranged in the housing, so that the two eyeballs can be trained separately.

Description

Vision trainer and method of use thereof

technical field

The invention relates to the field of image display equipment, in particular to a visual training instrument.

Background technique

The lens is the focuser of our eyes, and it is the muscles that drive the lens to focus, just like the muscles of our arms and legs. When the muscles work for a long time, or the muscles are in a working state for a long time, fatigue symptoms will appear , If you sit every day, after 3 hours, you will feel backache and back pain. This means that your psoas muscles and back muscles are tired. Similarly, use the computer for 3 hours, your eyes will be very tired, we call it visual fatigue, it is the muscles that focus the movement of your eyes - the ciliary muscle is tired, it can't produce effective movement, your eyes can't Focused.

Visual fatigue has the following symptoms: headache and sleepiness after reading and close work; inability to concentrate, low work and study efficiency; slow reading speed, unable to remember what has been read; difficulty in copying notes from the blackboard; Seeing far away is not clear, but after seeing far away, it is not clear when looking up close; eye fatigue, eye pain, sore eyes, dry eyes, discomfort, double vision after reading; words move, jump, swim or appear on paper when reading Floats on face; occasionally "serializes" when reading; myopia increases too rapidly.

Visual training is the most effective way to improve regulation and reduce visual fatigue.

The basic classification of visual training is as follows, amblyopia training - the purpose is to improve the visual acuity of the amblyopia eye, such as fixation training, visual acuity improvement training, de-inhibition training; adjustment training - the purpose is to improve the adjustment function, such as adjustment sensitivity training, adjustment ability training , Regulatory response training; Fusion training - aiming at abnormal collection function, fusion disorder, including some special types of strabismus; Functional eye movement training - improving the quality of functional eye movements such as eye following, saccade, and fixation; various training The content and methods can sometimes be used mutually. For example, if the visual acuity of amblyopia reaches a certain level, some fusion training and adjustment training can be added to improve the balance of binocular vision; during the adjustment training process, fusion training and eye movement training can be added to improve adjustment and concentration. The linkage relationship and function reshape the cooperative relationship between the brain and the eyes, such as the eyes' perception of the outside world, perception, visual recognition ability, visual memory, and visual imagination ability, so as to continuously stimulate the training of the brain's visual nervous system.

When carrying out visual training, the visual training instrument is used. The existing visual training instrument includes a housing, and a lens barrel is arranged in the housing, including an instrument box. Two lens barrels are arranged inside the instrument box, and both sides are connected with adjustable elastic Bandages, each lens barrel is equipped with an adjustment frame near the edge of the instrument box. The height of each adjustment frame is consistent with the diameter of each lens barrel, and the edge is a semicircle with the same diameter as the lens barrel. The bottom of the instrument box is equipped with a bracket box. It is a hollow cuboid box, the center of the interior is fixedly connected to the telescopic rod, and the lower end of the telescopic rod is fixedly connected to a rectangular parallelepiped pillar, which transfers the gravity to the desktop through the bracket. Even if it is used for a long time, it will not cause oppression to the user and cause facial deformation It cannot train the two eyeballs separately, and the effect is poor.

Contents of the invention

The object of the present invention is to overcome the deficiencies in the prior art, and provide a visual training device capable of training two eyeballs separately and a method for using the same.

The present invention is achieved through the following technical solutions: a vision training device, comprising a housing, a first image display device and a second image display device are arranged in the housing, the first image display device includes a first display, The display screen of the first display is covered with a first black box, and the end of the first black box away from the first display is provided with a first observation tube, and the second image display device includes a second display, and the second display The outer cover of the display screen of the second black box is provided with a second observation tube at one end away from the second display, and an observation mirror is arranged inside the first observation tube and the second observation tube, and the first The observation tube and the second observation tube correspond to the left eye and the right eye of the human body, and a storage battery for powering the first display and the second display is arranged inside the housing, and the housing is located outside the first observation tube and the second observation tube A protective ring is provided, the outer end of the protective ring is set in an arc shape, and the outer end of the protective ring is provided with an elastic strip for preventing collision with the human body, and one end of the housing away from the first observation tube and the second observation tube is provided with Outward third display, the housing is provided with control buttons for controlling the first display, the second display, and the third display, and a forehead sensor for detecting the forehead is arranged between the first observation tube and the second observation tube. Proximity switch, the housing is also provided with a PCB board, the housing is provided with an SD card interface, a data interface, a charging interface, the first display, the second display, the third display, the storage battery, the proximity switch, the control The button, the SD card interface, the data interface, and the charging interface are electrically connected to the PCB board.

Further, the outer edge of the inner end of the first observation tube is provided with a first support plate, the outer edge of the inner end of the second observation tube is provided with a second support plate, and the first black box and the second black box are respectively provided with useful The blocks of the first support plate and the second support plate are clamped, and the first support plate and the second support plate are respectively provided with push rods for pushing the corresponding support plate to move along the block. The first support plate It is linked with the second support plate through a synchronous transmission device.

Further, the synchronous transmission device includes a first rack set on the first support plate and a second rack set on the second support plate, the first rack and the second rack are parallel to each other and the teeth Relatively, a transmission gear is meshed between the first rack and the second rack.

Further, the first support plate and the second support plate are respectively provided with a connecting plate for inserting a push rod, and the push rod is provided with a limit protrusion, and the push rod is clamped by the limit protrusion On the connecting plate, the end of the push rod is provided with a transverse push plate, and the outer end surface of the push plate is provided with anti-slip lines.

Further, an elastic strip is detachably provided on the outer end surface of the retaining ring, and the elastic strip includes a Velcro round surface, and a cotton cover is provided on the back of the Velcro round surface, and the outer surface of the cotton cover is glued. Cotton batting is pasted, and an elastic sponge column is arranged inside the cotton cloth cover.

Further, the viewing mirror is one or more of a convex lens, a concave lens, a prism, and a polarized three-dimensional spectacle lens.

Further, the first display and the second display are obtained by splitting the same display.

A method of using a vision trainer, comprising the steps of:

Step 1, turn on the vision training device through the control button, and the left eye and right eye are facing the first observation tube and the second observation tube respectively;

Step 2, select the dynamic images displayed by the first display and the second display by the control button, and observe;

Step 3, switch the dynamic images displayed on the first display and the second display through the control button, and observe;

Step 4, after the observation is completed, turn off the vision training device through the control button.

The beneficial effect of the present invention is that: the first image display device and the second image display device are provided, and the first image display device and the second image display device are independent of each other, which is convenient for independent control, thereby realizing separate training of the left eye and the right eye, Setting the protective ring and elastic strip can effectively protect the human body, and at the same time, it can control the distance between the eyes and the observation tube to avoid damage to the eyes. At the same time, it can ensure the training effect. The image displays the content, and it is also convenient to connect external devices to improve the use effect.

Description of drawings

Fig. 1 is the schematic diagram of embodiment 1 structural diagram;

Fig. 2 is a schematic diagram of a top sectional view of Embodiment 1;

3 is a schematic front view of a first image display device and a second image display device;

Fig. 4 is a schematic diagram of the connection relationship between the support plate and the push rod;

Fig. 5 is a schematic diagram of the push rod structure;

Fig. 6 is a schematic diagram of a sectional view of an elastic strip;

Fig. 7 is the schematic diagram of embodiment 1 control principle diagram;

Among them: 1-housing, 2-elastic bar, 3-control button, 4-headgear hanging hole, 5-first observation tube, 6-observation mirror, 7-proximity switch, 8-card board, 9-retaining ring, 10-third display, 11-battery, 12-battery cooling plate, 13-PCB board, 14-first display, 15-second display, 16-first black box, 17-second black box, 18-first support Plate, 19-second support plate, 20-second observation tube, 21-nose groove, 22-block, 23-first rack, 24-second rack, 25-transmission gear, 26-connecting plate, 27-Push rod, 28-Push plate, 29-Limiting protrusion, 30-Velcro round surface, 31-Velcro bristle surface, 32-Cotton cover, 33-Sponge column, 34-Anti-slip texture.

Detailed ways

In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example 1

As shown in Figures 1-7, a vision training device includes a housing 1, which is extruded from polypropylene plastic, which is easy to process and has a high surface finish. The first image display device and the second image display device are installed in the housing. device, the first image display device includes a first display 14, the first black box 16 is covered with the display screen of the first display, and the first observation tube 5 is installed on the end of the first black box away from the first display, and the second image display device includes The second display 15, the display screen of the second display is covered with a second black box 17, and the second black box is equipped with a second observation tube 20 away from the end of the second display, and observation tubes 20 are installed in the first observation tube and the second observation tube. Mirror 6, in the present embodiment, the observation mirror is a convex lens, and the distance value of the two observation mirrors from the corresponding display is the same as the focal length value, so that the observer can see a clear image, and the first observation tube and the second observation tube correspond to the left eye of the human body , right eye, in this embodiment, the first black box, the second black box, the first observation tube, and the second observation tube are all molded from polypropylene material, and the first display and the second display are obtained by split-screen display of the same display, Easy to install and control, the display can be one of 1.5K, 2K, 2.5K, 4K displays, the first support plate 18 is integrally formed on the inner and outer edges of the first observation tube, and the inner and outer edges of the second observation tube are integrally formed There is a second support plate 19, the first black box and the second black box are respectively equipped with blocks 22 for clamping the first support plate and the second support plate, and the first support plate and the second support plate are respectively equipped with The corresponding support plate moves along the push rod 27 of the block, and the first support plate and the second support plate are linked by a synchronous transmission device. Specifically, the synchronous transmission device includes a first rack 23 installed on the first support plate, The second rack 24 installed on the second support plate, the first rack and the second rack are parallel to each other and the teeth are opposite, and the transmission gear 25 is engaged between the first rack and the second rack, the first support plate Connecting plates 26 for inserting push rods are respectively installed on the upper and second support plates, and limit protrusions 29 are processed on the push rods, and the push rods are clamped on the connecting plates through the limit protrusions, and the ends of the push rods are integrally formed There is a horizontal push plate 28, and the outer end surface of the push plate is processed with anti-skid lines 34. In this embodiment, the first support plate and the second support plate can be pushed to move by the push plate. Due to the effect of the synchronous transmission, the first observation tube and The second observation tube is approached or moved away synchronously, which can adapt to people of different age groups, and a clamping plate 8 for locking the first observation tube and the second observation tube is installed in the housing.

The shell is located outside the first observation tube and the second observation tube, and a guard ring 9 is installed. The guard ring is extruded from polypropylene material. The outer end is equipped with an elastic strip 2 used to prevent collisions with the human body. In this embodiment, the elastic strip includes a Velcro round hair surface 30, and a cotton cover 32 is pasted on the back of the Velcro round hair surface, and cotton wool is pasted on the outer surface of the cotton cloth cover. , the elastic sponge column 33 is arranged in the cotton cloth cover, which can increase the physical comfort of the operator, and the Velcro and bristle surface is pasted on the protective ring, and the elastic strip and the protective ring can be detachably connected through the Velcro, which is convenient after defacement To avoid the growth of bacteria, the lower end of the guard ring has a nasal groove 21 for matching with the bridge of the nose, which fits with the human body.

A storage battery 11 for supplying power to the first display and the second display is installed in the casing, the storage battery is connected with a battery cooling plate 12, the storage battery is fixed in the casing through the battery cooling plate, and the casing is away from one end of the first observation tube and the second observation tube Outward third display 10 is installed, and the control button 3 that is used to control the first display, the second display, the 3rd display is installed on the housing, is installed between the first observation tube and the second observation tube and is used for detecting forehead. Proximity switch 7, also be provided with PCB board 13 in the housing, ARM Cortex-A53 processor is installed on the PCB board, data interface, SD card interface, charging interface are installed on the housing, the first display, the second display, the third Display, battery, proximity switch, control button, data interface, SD card interface, charging interface are electrically connected to the PCB board, and the data interface can be USB interface, network port, etc.

Through the data interface, external devices such as gamepads and mice can be connected.

The housing is also processed with a headgear hanger 4 for connecting the headgear, through which the headgear is connected through the headgear hanger, and the visual training instrument can be hung on the head, which is convenient for use.

A method of using a vision trainer, comprising the steps of:

Step 1, turn on the vision training device through the control button, the left eye and the right eye are facing the first observation tube and the second observation tube respectively, and the proximity switch is triggered;

Step 2, select the dynamic images displayed by the first display and the second display by the control button, and observe;

Step 3, switch the dynamic images displayed on the first display and the second display through the control button, and observe;

Step 4, after the observation is completed, turn off the vision training device through the control button.

When the vision training device is removed, the proximity switch transmits a signal to the PCB board, thereby controlling the display to sleep and reducing power consumption, and the third display synchronously displays the display content of the first display and the second display.

The specific usage method is as follows:

1. In single-lens imaging mode, when the left lens plays an image, the right lens has no image; when the right lens plays an image, the left lens has no image.

2. Single-lens blur mode, one lens plays the image normally, and the other lens blurs the image. The degree of blur is divided into ten levels, which is used to solve the inhibition of the dominant eye on the amblyopic eye. The degree of blur is realized from the blur, brightness, contrast, color or other methods of the image.

3. The human eye observes the image through the lens, or through the operation of the mouse, gamepad, and controller, the animation cartoon image can run up to 5cm away from the eyeball, and the farthest can run to the visual infinity. Seeing far and near is accomplished by the contraction of the ciliary muscle, which makes the lens thinner and thicker. Regular training for seeing far and near can exercise the ciliary muscle and the muscles around the eyes.

4. The machine plays images, and can play red, green and yellow lights. a. These three kinds of lights can be presented through full-screen playback, and one of them can be flashed, or two or three kinds can be alternately flashed, and the flashing frequency is 2-10 times/s; b. These three kinds of lights can also be composed of spherical shapes, which can be composed of Large to small, from small to large, large to fill the full screen as the standard, small to visually infinitely small as the standard, the size change frequency is 1-10 times/S, and the three spherical lights can also change alternately.

5. The machine plays images, the first monitor and the second monitor play red, green and yellow balls making irregular movements, and the eyeballs can stare at the three colored balls through the lens and follow the irregular movements.

6. The machine plays video, and it can play black and white grid rotation, and at the same time, beads appear according to a certain figure, or the beads appear according to a certain figure through the operation of the mouse, game handle, and controller. The grid is divided into 10 according to the thickness standard. Levels, using the bars with strong contrast and different spatial frequencies as the stimulus source.

7. The machine plays video, a. It can play with super strong white light, red light and green light flashing, the flashing frequency is 3 times to 20 times/s, and there is a black dot in the middle. After the content in b and a is played, Then start to play white cross cursors and letters, black dots to protect the center of the macula, use strong light to illuminate the retina including the paracentral fixation area, so that it can be inhibited, and then train to improve the macular function of the amblyopic eye under the strong light flashing.

8. The machine plays the image, or is operated by the mouse, gamepad, or controller. A cartoon object appears in the left lens, and another cartoon image appears in the right lens, and the two objects move to the middle at the same time. If the contours of the two cartoon objects are the same, those with normal eyesight can see that the two cartoon objects can gradually merge into one cartoon image.

9. When the machine plays the image, judge according to the up, down, left, and right directions. There are 3 dots on the left, right and down of the right lens, and 2 dots on the top and bottom of the left lens. These 5 dots are the same size. People with normal eyesight watch through two lenses at the same time. The dot on the bottom of the right lens coincides with the dot on the bottom of the left lens. Visually, there are three distances between the dot and the lens: 0.33m, 2.5m, and 6m.

Through the vision training device provided in this embodiment, different content can be displayed for the left eye and the right eye respectively, thereby realizing separate training for the left eye and the right eye, and improving the training effect.

In order to meet different types of training needs, convex lenses, concave lenses, prisms, and polarized three-dimensional glasses lenses can be mixed. For example, concave lenses and prisms can be used at the same time to correct myopia and astigmatism.

Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still It is possible to modify the technical solutions recorded in the foregoing embodiments, or to perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. within the spirit and principles of the present invention shall be included in the within the protection scope of the present invention.

Claims (8)

1. a kind of vision training instrument, including shell, which is characterized in that be provided with the first image display device and in the shell Two image display devices, the first image display device include the first display, the display screen housing of first display Equipped with the first black box, first black box is provided with the first inspection section far from one end of the first display, and second image is aobvious Showing device includes second display, is set with the second black box outside the display screen of the second display, second black box is separate One end of second display is provided with the second inspection section, is provided with peephole in first inspection section and the second inspection section, First inspection section, the second inspection section correspond to the left eye of human body, right eye, are provided in the shell for showing to first The battery that device, second display are powered, the shell, which is located at outside the first inspection section and the second inspection section, is provided with retaining ring, described Retaining ring outer end is set as arc, and the retaining ring outer end is provided with the elastic strip for preventing collision human body, and the shell is away from the One inspection section, the second inspection section one end be provided with outside third display, be provided on the shell for control first Display, second display, third display control button, be arranged between first inspection section and the second inspection section useful In detection forehead close to switch, it is additionally provided with pcb board in the shell, SD card interface is provided on the shell, data connect Mouth, charging interface, first display, second display, third display, battery, close switch, control button, SD Card interface, data-interface, charging interface are electrically connected with pcb board.

2. vision training instrument according to claim 1, which is characterized in that first inspection section inner end outer rim is provided with One support plate, second inspection section inner end outer rim are provided with the second support plate, set respectively on first black box, the second black box It is equipped with the fixture block for clamping the first support plate, the second support plate, is respectively set in first support plate and the second support plate There is the push rod for pushing respective support plate to move along fixture block, is passed between first support plate and the second support plate by synchronous Dynamic device linkage.

3. vision training instrument according to claim 2, which is characterized in that the synchronous transmission device includes being arranged first The first rack gear in support plate, the second rack gear being arranged in the second support plate, first rack gear and the second rack gear are mutually flat It goes and tooth is opposite, be engaged with transmission gear between first rack gear and the second rack gear.

4. vision training instrument according to claim 2, which is characterized in that in first support plate and in the second support plate It is separately provided for the connecting plate of inserting push rod, is provided with retention bead on the push rod, the push rod passes through retention bead It is installed on connecting plate, the end of the push rod is provided with lateral push plate, and the push plate outer end face is provided with non-slip texture.

5. vision training instrument according to claim 1, which is characterized in that the retaining ring outer end face is removably provided with bullet Property item, the elastic strip include velcro circle hair side, the back side of the circle hair side of the velcro is provided with cotton cover, the cotton Set outer surface is adhesive with cotton-wool, and elastic sponge column is provided in the cotton cover.

6. vision training instrument according to claim 1, which is characterized in that the peephole is convex lens, concavees lens, rib Mirror, Polarizing stereo spectacles eyeglass are one such or a variety of.

7. vision training instrument according to claim 1, which is characterized in that first display and second display are by same One display split screen obtains.

8. a kind of method using vision training instrument described in claim 1, which comprises the following steps:

Step 1 opens vision training instrument by control button, and left eye, right eye distinguish the first inspection section of face, the second inspection section；

Step 2, the dynamic image for selecting the first display and second display to show by control button, is observed；

Step 3 switches the dynamic image that the first display and second display are shown by control button, is observed；

Step 4 closes vision training instrument by control button after the completion of observation.