CN216365857U

CN216365857U - Vision training instrument

Info

Publication number: CN216365857U
Application number: CN202122595944.6U
Authority: CN
Inventors: 陈伟津; 刘子铭; 罗铭峰; 陈宇嵩; 焦建飞; 姚春元; 陈伟群
Original assignee: Shenyang Eye Industry Technology Research Institute Co ltd; Shenyang Ailuobo Intelligent Technology Co ltd
Current assignee: Shenyang Ailuobo Intelligent Technology Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-26
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a vision training instrument, which comprises a shell, a front mirror, a rear mirror and a head band, wherein the front mirror is arranged on the shell; the shell comprises a front shell and a rear shell which are mutually buckled and connected through a buckle, the turnover actuator drives the front mirror to turn through an output shaft of the turnover actuator, a first sensor baffle and a second sensor baffle are arranged at the tail end of the output shaft of the turnover actuator, the first sensor baffle and the second sensor baffle have a spaced distance in the axial direction, and the phase angle of the first sensor baffle and the second sensor baffle in the radial direction is equal to the turnover angle of the front mirror relative to the rear mirror; the circuit board is provided with a first photoelectric detection sensor and a second photoelectric detection sensor which are arranged side by side along the length direction of the output shaft, the first sensor separation blade is used for triggering the first photoelectric detection sensor, and the second sensor separation blade is used for triggering the second photoelectric detection sensor. This visual training appearance simple structure, convenient operation are nimble, can accurate control and wear comfortablely.

Description

Vision training instrument

Technical Field

The utility model relates to the technical field of ophthalmologic equipment, in particular to a vision training instrument for improving vision through training.

Background

In recent years, due to the fact that burdens of students in and out of schools and pupils are increased, electronic products such as smart phones and tablet computers are popularized, the problems of over-use of eyes, insanitation of eyes, lack of physical exercise and outdoor activities and the like are caused, the myopia problem of children and teenagers in China is more serious, the myopia rate is high and continuously rises, and the trends of low age, high severity, rapid development and deep degree are presented.

In order to improve the vision problems of children and teenagers, a plurality of schemes similar to the function of turning-over shooting are available on the market at present, wherein the vision training instrument designed based on the traditional turning-over shooting is one of the simplest and most effective devices, when the turning mirror is turned over, the positive mirror and the negative mirror are repeatedly swung in a superposed and separated state, the ciliary muscle of a looker can be in alternate regulation of contracting to relaxing, the asthenopia symptoms caused by abnormal function of accommodation vergence can be obviously improved, the naked eye far vision is improved by 1-3 lines, the regulation Amplitude (AMP) is obviously improved, the regulation parameters such as positive phase-to-Phase Regulation (PRA) and regulation reaction are improved, the aggregation parameters such as aggregation Near Point (NPC) and positive fusion convergence (PRV) are improved, and the AC/A (ratio of the regulation aggregation and the regulation) is improved.

However, the turning control of these devices is not accurate enough, and there are problems of complex structure, many parts, low assembly efficiency, etc. moreover, the wearing angle can not be adjusted in the using process, and the wearing comfort is poor, and the device is easy to slide.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a head-wearing type vision training instrument which is simpler in structure, convenient and flexible to operate, capable of being controlled accurately and comfortable to wear.

In order to achieve the above object, the present invention provides a vision training instrument, comprising a shell, a front mirror, a rear mirror and a head band; the back of the shell is provided with a forehead support, the shell is provided with a charging data port and a key switch, and a battery, a circuit board and a turnover actuator for driving the front mirror to turn over are arranged in the shell; the shell comprises a front shell and a rear shell which are mutually buckled and connected through a buckle, the turnover actuator drives the front mirror to turn through an output shaft of the turnover actuator so as to enable the front mirror to be in a superposed or separated state relative to the rear mirror, a first sensor baffle and a second sensor baffle are arranged at the tail end of the output shaft of the turnover actuator and are perpendicular to the output shaft, the first sensor baffle and the second sensor baffle have a spaced distance in the axial direction, and the phase angle of the first sensor baffle and the second sensor baffle in the radial direction is equal to the turnover angle of the front mirror relative to the rear mirror; the circuit board is provided with a first photoelectric detection sensor and a second photoelectric detection sensor which are arranged side by side along the length direction of the output shaft, the first sensor separation blade is used for triggering the first photoelectric detection sensor, and the second sensor separation blade is used for triggering the second photoelectric detection sensor so as to detect data including a rotation angle and a turnover frequency in real time.

Optionally, the headband comprises a head circumference elastic band and an anti-slip headband; the head circumference elastic band extends along the head circumference direction, two ends of the head circumference elastic band are connected with two ends of the rear shell through the head band connecting piece, the anti-skidding head band extends above the top of the head along the front-back direction, one end of the anti-skidding head band is connected with the middle part of the top of the rear shell, and the other end of the anti-skidding head band is connected with the head circumference elastic band at the rear part.

Optionally, the headband connection has rotational freedom to adaptively adjust the angle of the headgear straps when worn.

Optionally, the headband connecting piece includes the pivot of locating back casing and connect in the rotor plate of head circumference elastic band tip, the rotor plate be equipped with the corresponding shaft hole of pivot, through the cooperation in pivot and shaft hole, the rotor plate for back casing has the pivoted degree of freedom.

Optionally, an indicator light source is disposed on the circuit board, and a lamp post corresponding to the indicator light source is fixed on the inner side of the front housing to transmit light emitted by the indicator light source to the outer surface of the front housing.

Optionally, the cross section of the lamp post is in a crescent shape with an upward arched arc surface, the first photoelectric detection sensor and the second photoelectric detection sensor are located below the lamp post, and the first sensor separation blade and the second sensor separation blade sweep an arc space below the lamp post when rotating.

Optionally, a lamp post clamping groove is formed in the inner side of the front shell, and the lamp post is connected to the lamp post clamping groove in a clamping mode.

Optionally, motor joint portion before the inboard of procapsid is equipped with, the inboard of back casing is equipped with back motor joint portion, the circuit board is equipped with avoids the region of stepping down of motor, the motor by preceding motor joint portion and back motor joint portion centre gripping location.

Optionally, the rear mirror is connected to the bottom of the rear housing in a longitudinal insertion and extraction manner.

Optionally, the charging data port is a type-C interface, and/or the circuit board is provided with a CPU-bluetooth integrated chip.

The vision training instrument provided by the utility model is characterized in that the tail end of the output shaft of the turnover actuator is provided with two sensor blocking pieces, the circuit board is provided with two photoelectric detection sensors which can be triggered by the two sensor blocking pieces, when the front mirror and the rear mirror are overlapped, the first photoelectric detection sensor is triggered, and when the front mirror and the rear mirror are separated, the second photoelectric detection sensor is triggered. Like this, through the cooperation of sensor separation blade with photoelectric detection sensor, not only can real-time detection upset executor turned angle to accurately control the upset action, make the upset of front mirror sensitive, stable, reliable, moreover, data such as the upset frequency that can also real-time detection upset executor through gathering these data, can further combine terminal intelligent program algorithm to calculate user ciliary muscle sensitivity, thereby the automatic training mode who generates the customization.

In a preferred scheme, the headband connecting pieces are rotatably connected to the two ends of the rear shell, so that the headband has an automatic adaptation function, and can be more fitted to the outline of the head when being worn, and the wearing becomes more comfortable; and by additionally arranging the anti-slip head band, the vision training instrument can be effectively prevented from slipping off when in use.

In another kind of preferred scheme, keep away the area of stepping down of motor through the design on the circuit board to motor draw-in groove and back motor draw-in groove come the fixed motor before the design on preceding casing and back casing, can effectively reduce the use quantity of connecting pieces such as screw, thereby make the structure become simpler, easily equipment and dismantlement, and connect more reliably, help improving assembly efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a vision training instrument disclosed in an embodiment of the present invention;

FIG. 2 is a partially exploded schematic view of the vision training apparatus of FIG. 1;

FIG. 3 is a schematic view of a structure of a sensor block piece matched with a photoelectric detection sensor (a lamp post is omitted in the figure);

fig. 4 is an inner side structural view of the front case shown in fig. 2;

fig. 5 is a schematic circuit control diagram of the vision training apparatus shown in fig. 1.

In the figure:

1. the front shell 2, the rear shell 3, the head band connecting piece 4, the anti-skidding head band 5, the head circumference elastic band 6, the forehead support 7, the rear mirror 8, the front mirror 9, the battery 10, the circuit board 11-1, the first photoelectric detection sensor 11-2, the second photoelectric detection sensor 12-1, the first sensor baffle 12-2, the second sensor baffle 13, the charging data port 14, the turnover actuator 15, the lamp post 16, the key switch 17, the indicating lamp light source 18, the front motor clamping part 18-1 and the clamping groove

Detailed Description

In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.

In this specification, terms such as "upper, lower, left, right" and the like are established based on positional relationships shown in the drawings, and depending on the drawings, the corresponding positional relationships may vary, and the direction defined by the characters is preferentially adopted in the direction defined by the characters in the specification, and therefore, the scope of protection is not absolutely limited; moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

As shown in fig. 1 and 2, in a specific embodiment, the vision training apparatus provided by the utility model mainly comprises a shell, a front mirror 8, a rear mirror 7, a head band and the like, when in use, a consumer wears the whole vision training apparatus on the head through the head band, and turns over the front mirror according to a selected mode to perform vision training.

The forehead support 6 used for supporting the forehead of a consumer is arranged on the back of the shell, has certain flexibility and can be made of materials such as rubber or sponge and the like so as to improve wearing comfort, the head band is divided into a head circumference elastic band 5 and an anti-slip head band 4, and the length of the head circumference elastic band 5 and the anti-slip head band 4 can be adjusted according to the size of the head circumference of the consumer; wherein, the head circumference elastic band 5 extends and both ends are connected in the both ends of casing through bandeau connecting piece 3 along the head circumference direction, and anti-skidding bandeau 4 extends along the front and back direction above the top of the head, and the middle part at casing top is connected to its one end, and the other end is connected with head circumference elastic band 5 at the rear portion, through installing anti-skidding bandeau 4 additional, then can effectively prevent the landing of visual training appearance when using.

The headband connection member 3 has a rotational degree of freedom to adaptively adjust the angle of the headband elastic band 5 when worn.

Specifically, the headband connecting member 3 is mainly composed of a rotating shaft provided at the end of the rear case 2 and a rotating piece connected to the end of the head band elastic band 5, the rotating piece is provided with a shaft hole corresponding to the rotating shaft, and the rotating piece can rotate relative to the rear case 2 by the cooperation of the rotating shaft and the shaft hole.

Be equipped with charge data port 13 and key switch 16 on back casing 2, charge data port 13 sets up in the left side of back casing 2 top, key switch 16 sets up in the right side of back casing 2 top, the inside of casing is equipped with battery 9, circuit board 10 and the upset executor 14 that drives front mirror 8 and carry out the upset, battery 9 is located the circuit board 10 back, the power supply of upset executor 14 is step motor, battery 9, circuit board 10, upset executor 14, electronic components such as charge data port 13 and key switch 16 make up into control system (see fig. 5) through the electricity connection, and fix the inside at the casing.

The shell mainly comprises a front shell 1 and a rear shell 2, wherein the front shell 1 and the rear shell 2 are mutually buckled and connected together through a buckle, a turnover actuator 14 is positioned at a position deviated to the right side in the rear shell 2 and drives a front mirror 8 to turn through an output shaft transversely extending leftwards so as to enable the front mirror 8 to be in a superposition state or a separation state relative to a rear mirror 7, the front mirror 8 is generally positioned at a position parallel to the rear mirror 7 in the superposition state, and the front mirror 8 is approximately upwards turned by 90 degrees and generally positioned at a horizontal position in the separation state and is basically vertical to the rear mirror 7.

As shown in fig. 3, the output shaft of the turning actuator 14 is provided at the rear end with a first sensor flap 12-1 and a second sensor flap 12-2, the first sensor flap 12-1 and the second sensor flap 12-2 being perpendicular to the output shaft, both having a spaced distance in the axial direction and a phase angle in the radial direction equal to the turning angle of the front mirror 8 with respect to the rear mirror 7.

The circuit board 10 is provided with a first photoelectric detection sensor 11-1 and a second photoelectric detection sensor 11-2 which are arranged side by side along the length direction of the output shaft, the first sensor catch 12-1 is used for triggering the first photoelectric detection sensor 11-1, and the second sensor catch 12-2 is used for triggering the second photoelectric detection sensor 11-2 so as to detect the rotation angle and the turnover frequency of the turnover actuator 14 in real time.

When the intelligent ciliary muscle training device works, the circuit board 10 is communicated with the control terminal through a wireless signal, the control terminal can control equipment to run, data obtained by detection of the photoelectric detection sensor are collected, the sensitivity of ciliary muscle of a user is calculated by combining with a terminal intelligent program algorithm, and a customized training mode is automatically generated.

The circuit board 10 is provided with an indicator light source 17, the lamp post 15 is fixed inside the front shell 1, the light of the indicator light on the circuit board 10 can be transmitted to the outer surface of the front shell 1 through the lamp post 15, the color of the indicator light can be configured according to actual needs, for example, three primary colors of red, yellow and blue can be configured, and different functional states can be prompted through different colors of indicator light and combinations thereof.

In this embodiment, the cross section of the lamp post 15 is in a crescent shape with an upward arched arc surface, the first photoelectric detection sensor 11-1 and the second photoelectric detection sensor 11-2 are located below the lamp post 15, and the first sensor catch 12-1 and the second sensor catch 12-2 sweep an arc space below the lamp post 15 when rotating. By adopting the structure, the lamp post 15 can be ensured to transmit the light of the indicating lamp light source 17 to the outer surface of the front shell 1, the structural conflict between the lamp post 15 and the first sensor baffle 12-1 and the second sensor baffle 12-2 is avoided, and the coordination arrangement of the lamp post 15 and the sensor baffles in a limited space is realized by utilizing the special shape of the lamp post 15, so that the structure is more compact.

The rear mirror 7 can be connected to the bottom of the rear shell 2 in a longitudinal plugging mode, and can be quickly plugged and replaced according to training requirements. For example, a slot is provided at the center of the bottom of the rear housing 2, and a corresponding insertion handle is provided at the center of the rear mirror 7, or a magnet is provided at the center of the bottom of the rear housing 2, and the rear mirror 7 is fixed by magnetic attraction.

The charging data port 13 in this embodiment is a type-C interface, and the circuit board 10 is a chip integrated by a CPU and a bluetooth. The chip has a sleep function, and compared with a circuit structure that a CPU and a Bluetooth are divided into two independent modules, the chip is low in power consumption and lower in power consumption.

Referring to fig. 4, a lamp post clamping groove is formed in the inner side of the front housing 1, the lamp post 15 is connected to the lamp post clamping groove in a clamping manner, a front motor clamping portion 18 is formed in the inner side of the front housing 1, a rear motor clamping portion is formed in the inner side of the rear housing 2, the circuit board 10 is provided with a stepping area avoiding the motor, and the motor is clamped and positioned by the front motor clamping portion 18 and the rear motor clamping portion.

The front motor clamping part 18 is taken as an example, the inner surface of the front shell 1 is provided with an integrally formed rib plate structure which is generally in a rectangular frame shape, a cavity for accommodating the motor can be formed after the rib plate structure is closed, a generally semicircular clamping groove 18-1 is formed on the rib plate structure so as to be matched with the outer contour of the motor and limit the motor, the structure of the rear motor clamping part is similar to that of the front motor clamping part 18, and the rear motor clamping part and the front motor clamping part can be symmetrical front and back in structure.

The structure can effectively reduce the using number of the connecting pieces such as the screws, and the like, so that the structure is simpler, the assembly and the disassembly are easy, the connection is more reliable, and the assembly efficiency is improved.

The above embodiments are merely preferred embodiments of the present invention, and are not limited thereto, and on the basis of the above embodiments, various embodiments can be obtained by performing targeted adjustment according to actual needs. For example, the lamppost 15 may be designed in other shapes that can avoid the sensor stop, etc. This is not illustrated here, since many implementations are possible.

According to the utility model, through the matching of the sensor separation blade and the photoelectric detection sensor, the rotation angle of the overturning actuator 14 can be detected in real time, so that the overturning action is accurately controlled, the overturning of the front mirror 8 is more sensitive, stable and reliable, and the data such as the overturning frequency of the overturning actuator 14 can be detected in real time, and the sensitivity of ciliary muscle of a user can be further calculated by combining with a terminal intelligent program algorithm through collecting the data, so that a customized training mode can be automatically generated.

The vision training instrument provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the core concepts of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A vision training apparatus, comprising: a housing, a front mirror, a rear mirror, and a headband; the back of the shell is provided with a forehead support, the shell is provided with a charging data port and a key switch, and a battery, a circuit board and a turnover actuator for driving the front mirror to turn over are arranged in the shell; the shell comprises a front shell and a rear shell which are mutually buckled and connected through a buckle, the turnover actuator drives the front mirror to turn through an output shaft of the turnover actuator so as to enable the front mirror to be in a superposed or separated state relative to the rear mirror, a first sensor baffle and a second sensor baffle are arranged at the tail end of the output shaft of the turnover actuator, the first sensor baffle and the second sensor have a spaced distance in the axial direction, and the phase angle of the first sensor baffle and the second sensor in the radial direction is equal to the turnover angle of the front mirror relative to the rear mirror; the circuit board is provided with a first photoelectric detection sensor and a second photoelectric detection sensor which are arranged side by side along the length direction of the output shaft, the first sensor separation blade is used for triggering the first photoelectric detection sensor, and the second sensor separation blade is used for triggering the second photoelectric detection sensor so as to detect data including a rotation angle and a turnover frequency in real time.

2. The vision training apparatus of claim 1, wherein the headband comprises: a head circumference elastic band and an anti-slip head band; the head circumference elastic band extends along the head circumference direction, two ends of the head circumference elastic band are connected with two ends of the rear shell through the head band connecting piece, the anti-skidding head band extends above the top of the head along the front-back direction, one end of the anti-skidding head band is connected with the middle part of the top of the rear shell, and the other end of the anti-skidding head band is connected with the head circumference elastic band at the rear part.

3. The vision training apparatus of claim 2, wherein the headband connection has rotational freedom to adaptively adjust the angle of the headband when worn.

4. The vision training apparatus of claim 3 wherein the headband connection comprises: locate the pivot of back casing and connect in the rotor plate of head circumference elastic band tip, the rotor plate be equipped with the corresponding shaft hole of pivot, through the cooperation in pivot and shaft hole, the rotor plate for back casing has the pivoted degree of freedom.

5. The vision training apparatus of claim 1, wherein the circuit board is provided with an indicator light source, and a lamp post corresponding to the indicator light source is fixed on the inner side of the front housing to transmit light emitted from the indicator light source to the outer surface of the front housing.

6. The vision training apparatus of claim 5, wherein the cross section of the lamp post is in a crescent shape with an upward arc, the first and second photoelectric detection sensors are located below the lamp post, and the first and second sensor catches sweep an arc space below the lamp post when rotating.

7. The vision training apparatus of claim 6, wherein a lamppost clamping groove is formed on the inner side of the front shell, and the lamppost is connected to the lamppost clamping groove in a clamping manner.

8. The vision training instrument of claim 1, wherein the inner side of the front housing is provided with a front motor clamping portion, the inner side of the rear housing is provided with a rear motor clamping portion, the circuit board is provided with a stepping area avoiding the motor, and the motor is clamped and positioned by the front motor clamping portion and the rear motor clamping portion.

9. An eyesight training aid as claimed in any one of claims 1 to 8, wherein the rear mirror is connected to the bottom of the rear housing in a longitudinally pluggable manner.

10. An eyesight training apparatus as claimed in any one of claims 1 to 8, wherein the charging data port is a type-C interface and/or the circuit board is provided with a CPU-Bluetooth integrated chip.