Visual training turnover device

Abstract

The utility model relates to a turnover device for visual training. The turnover device comprises a lens turnover assembly and a host, the host comprises a circuit board and a power supply electrode plate, and the circuit board is electrically connected with the power supply electrode plate; the lens overturning assembly comprises a driving plate, a motor and an overturning lens fixedly connected with a rotating shaft of the motor, the motor is electrically connected with the driving plate, the driving plate is electrically connected with the power supply electrode plate, and the driving plate receives a control signal sent by the circuit board and controls the motor to rotate according to the control signal. The motor is controlled by the host circuit board, so that the turnover lens realizes the functions of manual turnover and automatic turnover, the turnover behavior is ensured to occur under the condition of meeting the turnover condition, the training effect and the training efficiency of a user are improved, the use experience of the user is improved, the use cost is reduced, and meanwhile, through the magnetic attraction force of the magnet, the turnover lens can be turned over manually and automatically. And the visual overturning assembly can be quickly assembled on the host when approaching the host, so that the assembling time and the assembling cost are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of vision rehabilitation equipment, and more specifically to a vision training flipping device. Background Art

[0002] The visual flip mirror is a tool used for checking and training the eye's accommodation function. It generally includes a pair of myopia lenses and a pair of hyperopia lenses. The myopia lenses can tighten the ciliary muscles, while the hyperopia lenses can relax the ciliary muscles. They can be flipped back and forth to check the accommodation sensitivity, and can also be used for tightening and loosening accommodation training. They are widely used in the rehabilitation treatment of myopia and amblyopia.

[0003] Existing visual flip mirrors are mainly divided into two types. One is a manual flip mirror, which requires manual flipping and switching of lenses when used to realize the functions of flip mirror inspection and training to adjust sensitivity, which affects the efficiency of the use of the flip mirror; the other is an automatic flip mirror, which flips the lenses according to different flipping frequencies. It cannot guarantee whether the flipping behavior occurs when the flipping conditions are met, resulting in failure to achieve the ideal use effect. Utility Model Content

[0004] The technical problem to be solved by the utility model is that, in view of the above-mentioned defects of the prior art, a visual training flipping device is proposed.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a visual training flip device is provided, comprising: a lens flip component and a host;

[0006] The host comprises: a circuit board and a power supply electrode plate, wherein the circuit board is electrically connected to the power supply electrode plate;

[0007] The lens flipping assembly includes: a driving plate, a motor and a flipping lens fixedly connected to the rotating shaft of the motor, the motor is electrically connected to the driving plate, the driving plate is electrically connected to the power electrode plate, the driving plate receives a control signal sent by the circuit board, and controls the rotation of the motor according to the control signal, so that the flipping lens is flipped following the rotation of the motor.

[0008] According to some embodiments of the utility model, the host further comprises: a housing;

[0009] The shell comprises an upper shell and a lower shell, and a pair of semicircular holes are respectively arranged on the front wall of the upper shell and the front wall of the lower shell, and the two pairs of semicircular holes are connected to form a pair of circular windows.

[0010] According to some embodiments of the utility model, the host further comprises: an LCD display screen and a pair of light shields;

[0011] The shading cover is fixedly connected to the lower shell, a circular hole is provided at the front end of the shading cover, the circular hole matches the circular window, the rear end of the shading cover is snap-connected to the LCD display screen, and the LCD display screen is electrically connected to the circuit board via the FPC.

[0012] According to some embodiments of the present invention, the flip lens includes: an upper lens group and a lower lens group; the upper lens group and the lower lens group are arranged in a cross-regular manner, and when one group of lenses is in a horizontal position, the other group of lenses is in a vertical position.

[0013] According to some embodiments of the present invention, the upper lens group and the lower lens group have opposite diopters, equal absolute diopters, and equal pupil distances;

[0014] The upper lens group and the lower lens group include a variety of different degrees and pupil distance settings.

[0015] According to some embodiments of the utility model, the lens flip assembly further includes: a housing, the housing including: a front housing and a rear housing;

[0016] The front shell is provided with a front perspective hole, and the rear shell is provided with a rear perspective hole. The front and rear perspective holes are coaxially arranged at the same height, have the same shape and size, and are coaxially arranged at the same height as the upper lens group or the lower lens group located in a horizontal position;

[0017] The motor is fixedly connected to the middle position of the inner side of the rear perspective hole, the flip lens is fixedly connected to the rotating shaft of the motor through a lens bracket, and the driving plate is fixedly connected to the inner side of the rear shell.

[0018] According to some embodiments of the utility model, the driving board is provided with a contact electrode, and the contact electrode passes through a mounting hole provided on the rear shell and is electrically connected to a power electrode plate on the host.

[0019] According to some embodiments of the utility model, a plurality of magnets are provided on the inner side of the front walls of the upper shell and the lower shell and around the circular window, and a plurality of magnets are fixed on the inner side of the rear shell.

[0020] According to some embodiments of the utility model, the visual training flipping device further includes: a silicone eye mask, wherein a magnet is provided inside the silicone eye mask.

[0021] The implementation of the visual training flipping device of the utility model has the following beneficial effects: through the control of the motor by the host circuit board, the flip lens can realize the functions of manual flipping and automatic flipping, ensuring that the flipping behavior occurs when the flipping conditions are met, thereby improving the user's training effect and training efficiency, enhancing the user's usage experience, and reducing the cost of use. At the same time, through the magnetic attraction of the magnet, the visual flip component can be quickly assembled to the host by approaching the host, saving assembly time and assembly cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments, in which:

[0023] Figure 1 It is a three-dimensional structural schematic diagram of a visual training flipping device according to an embodiment of the utility model;

[0024] Figure 2 yes Figure 1 Schematic diagram of the decomposition structure of the host;

[0025] Figure 3 yes Figure 1 A schematic diagram of the exploded structure of the lens flip assembly;

[0026] Figure 4 yes Figure 1 Schematic diagram of the three-dimensional structure of the silicone eye mask.

[0027] Description of Figure Numbers:

[0028] Host 100, upper shell 110, lower shell 120, semicircular hole 101, circular window 102, magnet 130, LCD display screen 140, light shield 150, circular hole 151, power electrode plate 160, circuit board 170;

[0029] The lens flip assembly 200, the front shell 210, the front perspective hole 211, the rear shell 220, the rear perspective hole 221, the motor 230, the rotating shaft 231, the driving plate 240, the contact electrode 241, the flip lens 250, the lens bracket 251, the upper lens group 252, and the lower lens group 253;

[0030] Silicone eye mask 300. DETAILED DESCRIPTION

[0031] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0032] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0033] In the description of the present utility model, "several" means more than one, "many" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used to distinguish the technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0034] The visual training flipping device according to an embodiment of the utility model is described below with reference to the accompanying drawings.

[0035] See also Figure 1-Figure 4 An embodiment of the utility model provides a visual training flipping device, comprising: a lens flipping assembly and a host, the host comprising: a circuit board and a power electrode plate, the circuit board is electrically connected to the power electrode plate, the lens flipping assembly comprises: a driving board, a motor and a flipping lens fixedly connected to the rotating shaft of the motor, wherein the motor is electrically connected to the driving board, the driving board is electrically connected to the power electrode plate, the driving board receives a control signal sent by the circuit board, and controls the motor to rotate according to the control signal, so that the flipping lens is flipped following the rotation of the motor.

[0036] Optionally, the motor includes but is not limited to a stepper motor. The circuit board includes a driver IC (integrated circuit) that can send a control signal to the driver board. The driver board controls the motor's rotating shaft to rotate once or continuously according to the received control signal until the next control signal is received. The flip lens follows the rotating shaft to flip once or continuously. Continuous flipping can achieve different flipping frequencies, thereby achieving manual or automatic control of the flip lens to ensure the flipping effect and efficiency, allowing users to achieve the purpose of flip mirror inspection and training to adjust sensitivity.

[0037] It is understandable that the host also includes a control key, which is electrically connected to the circuit board to control the circuit board to send different control signals. The control key includes but is not limited to an external input device such as a mouse, etc., and can also be a physical button, wireless control, etc.

[0038] The host also includes a shell, which includes: an upper shell and a lower shell, the upper shell and the lower shell are fixedly connected by a buckle to form a hollow cavity. The circuit board and the power electrode plate are installed in the hollow cavity, wherein the circuit board is fixedly connected to the inner side of the bottom of the lower shell by screws, and the power electrode plate is fixedly connected to the inner side of the front wall of the lower shell by screws, and the power electrode plate is electrically connected to the circuit board. The front walls of the upper shell and the lower shell are provided with mounting holes so that the power electrode plate can be electrically connected to the lens flip assembly.

[0039] A pair of semicircular holes are respectively provided on the front wall of the upper shell and the front wall of the lower shell. When the upper shell and the lower shell are fixedly connected, the two pairs of semicircular holes are connected to form a pair of circular windows. An LCD display screen and a pair of light shields are also provided in the hollow cavity, wherein the light shield is fixedly connected to the lower shell by screws, a circular hole is provided at the front end of the light shield, and the circular hole matches the circular window. The rear end of the light shield is snap-connected to the LCD display screen, and the LCD display screen is electrically connected to the circuit board through an FPC (flexible circuit board). The LCD display screen can display the video training content transmitted by the circuit board, and the user can watch the visual training content through the flip mirror and the window, thereby achieving the purpose of visual flip training and increasing the fun of the training. The light shield includes a left light shield and a right light shield, and the left and right light shields prevent the contents viewed by the left eye and the right eye from interfering with each other, meeting the requirements of binocular imaging.

[0040] The flip lens includes an upper lens group and a lower lens group, which are snap-connected to the lens bracket. The absolute values ​​of the two lens groups are the same, and the pupil distance is the same. The upper lens group includes two concave lens lenses, and the lower lens group includes two convex lens lenses. The concave lens lenses and the convex lens lenses are cross-arranged regularly, so that one lens group is in a horizontal position and the other lens group is in a vertical position. As the rotation axis rotates 90°, the flip lens also rotates 90°, so that the positions of the upper lens and the lower lens are changed, thereby realizing the far and near vision flip training.

[0041] Optionally, the power of the upper lens is +200°, and the power of the lower lens is -200°. The power of the upper and lower lenses can be customized according to the actual needs of the user. At the same time, the pupil distance of the lens set can be set to a variety of different values, including but not limited to four specifications of 58mm, 62mm, 66mm, and 70mm, so that the pupil distance of the lens set meets the needs of users with different visual distances.

[0042] The lens flip assembly also includes: a shell, the shell includes a front shell and a rear shell, the front shell and the rear shell are fixedly connected by screws, and the front and rear shells are respectively provided with two perspective holes, which are a front perspective hole and a rear perspective hole. The front and rear perspective holes are coaxially arranged, the two have the same shape and size, and are coaxially arranged at the same height as the lens group located in a horizontal position, that is, the center points of the front perspective hole, the upper lens group or the lower lens group located in a horizontal position, and the rear perspective hole are located on the same horizontal line.

[0043] The motor is fixedly connected to the middle position of the inner side of the rear perspective hole through a buckle, the flip lens is fixedly connected to the rotating shaft of the motor through a lens bracket, and the drive board is fixedly connected to the inner side of the rear shell through a buckle. The rotating shaft is arranged below the motor, and the connection between the lens bracket and the rotating shaft is located at the center of the lens bracket. The user can only see the upper lens or the lower lens of the lens bracket at the same time through the front perspective hole. The drive board is provided with a contact electrode, which passes through the mounting hole provided on the rear shell and is electrically connected to the power electrode plate on the host, so that the drive board transmits electrical control signals while the power is turned on through the host.

[0044] It should be noted that the positions of the mounting holes of the power electrode plate on the host and the mounting holes of the contact electrodes on the lens flip assembly match each other.

[0045] After receiving the electrical control signal from the host, the driving board controls the motor to rotate 90° forward and backward. The flip lens rotates 90° forward and backward along the rotating shaft of the motor, so that the upper lens group and the lower lens group are alternately located in the horizontal position. The user can see the upper lens and the lower lens switching repeatedly in the front perspective hole.

[0046] A number of magnets are fixed on the inner sides of the front walls of the upper and lower shells of the main unit and around the circular windows, and a number of magnets are fixed on the inner side of the rear shell of the lens flip assembly. When the lens flip assembly is close to the front end of the main unit, the magnets on the inner side of the rear shell and the magnets on the front shell of the main unit attract each other, so that the lens flip assembly is quickly assembled on the main unit through magnetic adsorption.

[0047] It can be understood that the number and distribution of the magnets on the inner side of the rear shell match the number and distribution of the magnets on the host, and the number of magnets is adjusted according to the magnetic force of the magnets and the weight of the lens flip assembly.

[0048] The user directly watches the visual training content displayed on the LCD screen through the front perspective hole, flip lens, rear perspective hole and circular window. At the same time, the electric signal is used to control the motor to perform a single or continuous flip, so that the flip lens is flipped to achieve the purpose of visual flip training.

[0049] The visual training flip device of the utility model also includes: a silicone eye mask, which is provided with a magnet, so that the silicone eye mask can be magnetically adsorbed on the lens flip assembly or directly adsorbed on the host, so as to block external light and avoid interference from external light during visual training. The silicone eye mask is also provided with a perspective mirror, through which the user can view the content displayed on the LCD display screen.

[0050] The implementation of the visual training flipping device of the utility model has the following beneficial effects: through the control of the motor by the host circuit board, the flip lens can realize the functions of manual flipping and automatic flipping, ensuring that the flipping behavior occurs when the flipping conditions are met, thereby improving the user's training effect and training efficiency, enhancing the user's usage experience, and reducing the cost of use. At the same time, through the magnetic attraction of the magnet, the visual flip component can be quickly assembled to the host by approaching the host, saving assembly time and assembly cost.

[0051] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0052] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot limit the protection scope of the utility model. All equivalent changes and modifications made to the scope of the claims of the utility model should fall within the scope of the claims of the utility model.

[0053] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A visual training flipping device, characterized in that: include: Lens flip assembly and host; The host comprises: a circuit board and a power supply electrode plate, wherein the circuit board is electrically connected to the power supply electrode plate; The lens flipping assembly includes: a driving plate, a motor and a flipping lens fixedly connected to the rotating shaft of the motor, the motor is electrically connected to the driving plate, the driving plate is electrically connected to the power electrode plate, the driving plate receives a control signal sent by the circuit board, and controls the rotation of the motor according to the control signal, so that the flipping lens is flipped following the rotation of the motor.

2. The visual training flipping device according to claim 1, characterized in that: The host also includes: a housing; The shell comprises an upper shell and a lower shell, and a pair of semicircular holes are respectively arranged on the front wall of the upper shell and the front wall of the lower shell, and the two pairs of semicircular holes are connected to form a pair of circular windows.

3. The visual training flipping device according to claim 2, characterized in that: A plurality of magnets are arranged on the inner sides of the front walls of the upper shell and the lower shell and around the circular viewing window.

4. The visual training flipping device according to claim 2, characterized in that: The host also includes: an LCD display screen and a pair of light shields; The shading cover is fixedly connected to the lower shell, a circular hole is provided at the front end of the shading cover, the circular hole matches the circular window, the rear end of the shading cover is snap-connected to the LCD display screen, and the LCD display screen is electrically connected to the circuit board via the FPC.

5. The visual training flipping device according to claim 1, characterized in that: The flip lens comprises: an upper lens group and a lower lens group; the upper lens group and the lower lens group are cross-arranged regularly, and when one group of lenses is in a horizontal position, the other group of lenses is in a vertical position.

6. The visual training flipping device according to claim 5, characterized in that: The upper lens group and the lower lens group have opposite diopters, equal absolute diopters, and equal pupil distances; The upper lens group and the lower lens group include a variety of different degrees and pupil distance settings.

7. The visual training flipping device according to claim 1, characterized in that: The lens flip assembly further comprises: a housing, the housing comprising: a front housing and a rear housing; The front shell is provided with a front perspective hole, and the rear shell is provided with a rear perspective hole. The front and rear perspective holes are coaxially arranged at the same height, have the same shape and size, and are coaxially arranged at the same height as the upper lens group or the lower lens group located in a horizontal position; The motor is fixedly connected to the middle position of the inner side of the rear perspective hole, the flip lens is fixedly connected to the rotating shaft of the motor through a lens bracket, and the driving plate is fixedly connected to the inner side of the rear shell.

8. The visual training flipping device according to claim 7, characterized in that: The driving board is provided with a contact electrode, and the contact electrode passes through a mounting hole provided on the rear shell and is electrically connected to a power electrode plate on the host.

9. The visual training flipping device according to claim 8, characterized in that: A plurality of magnets are fixed on the inner side of the rear shell.

10. The visual training flipping device according to claim 1, characterized in that: Also includes: A silicone eye mask is provided with a magnet inside.

Images