CN216854662U

CN216854662U - Structure for visual function screening, inspection and training

Info

Publication number: CN216854662U
Application number: CN202122512540.6U
Authority: CN
Inventors: 樊斐斐; 黄正衍
Original assignee: Youyan Wenzhou Technology Co ltd
Current assignee: Youyan Wenzhou Technology Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-07-01
Anticipated expiration: 2031-10-19

Abstract

The utility model provides a structure for screening, checking and training visual functions, which belongs to the field of visual function testing and training and comprises a box body, wherein the front end of the box body is provided with an observation window which is matched with two eyes and can adjust the distance between pupils; the inside of the box body is provided with a plurality of eyepiece disks corresponding to the observation windows, the number of the eyepiece disks is a plurality of eyepiece disks which are arranged in parallel, the eyepiece disks are rotationally connected to the moving frame, a plurality of lenses are arranged on the eyepiece disks, the lenses rotate along with the eyepiece disks, and the lenses and the observation windows are arranged correspondingly in a stop state; a camera bellows is arranged in the case body, the front end of the camera bellows corresponds to the two observation windows, and the rear end of the camera bellows is provided with a screen for imaging; the control panel is arranged in the box body and used for controlling screen content display and sound output. The utility model integrates the control and content display functions of various lenses, has small volume and is convenient to carry.

Description

Structure for visual function screening, inspection and training

Technical Field

The utility model belongs to the field of visual function testing and training, and relates to a visual function screening instrument, an inspection instrument and a training instrument.

Background

With the increasing incidence of myopia of teenagers and the coming of eye health of teenagers into national policy, eye health screening in schools is more popular and more important.

For eye screening, vision is only checked for a long time, and with the attention of people on the eye health of teenagers, diopter screening is gradually added to some conditional areas. The diopter screening tools commonly used in the market at present comprise pure objective examination tools such as an automatic computer optometry instrument, a dioptric screening instrument and the like, and the diopter screening tools have the advantages that the examination is convenient and quick, the defects that the examination result is greatly influenced by the adjustment effect of teenagers, the deviation can be as high as 3.00D or more, and the judgment accuracy is greatly influenced. Particularly for children with actual diopter which is not near sighted and mainly distributed between 0 and +3.50D, diopter data obtained through computer optometry or refraction screening can be concentrated between 0 and 1.00D, the risk of near sightedness cannot be well distinguished, and the working precision of near sightedness prevention is insufficient. In addition, if the health condition of eyes cannot be more fully evaluated by only checking diopter and vision, more and more researches show that the change of some visual function indexes has a warning effect on the occurrence and development of myopia, so that the visual function check indexes should be added in addition to the visual function check indexes and the diopter check indexes.

In addition, the existing eye health examination equipment such as a campus is often a tool for visual examination and a tool for refractive examination. Different tools are used for each kind of examination, and the distance of 5 meters is needed for visual examination, so that more occupied space and more workers are needed, and a plurality of screening tools are inconvenient to carry.

In addition, for the crowd with problems in visual function, the visual function needs to be improved through visual function training, the visual function training needs a high-frequency and repetitive training mode, and the training at home can better meet the requirements of the frequency and time of the training at a fast pace, so that training equipment which is small in body machine, convenient to transport and simple and convenient to operate is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a structure for visual function screening, checking and training, which can integrate multiple screening functions into a whole when used as a screening instrument and an inspection instrument, has small volume, is convenient to carry, is simple and quick to operate, reduces the dependence on professionals, can integrate optical structures and display contents required by a plurality of training items when used as a training instrument, and has small volume, easy carrying and simple and convenient operation.

In order to solve the technical problems, the utility model adopts the technical scheme that: the structure for screening, checking and training the visual function comprises a box body, wherein an observation window which is matched with two eyes and can adjust the distance between pupils is arranged at the front end of the box body;

an eyepiece disc corresponding to the observation window is arranged in the box body, the number of the eyepiece discs is multiple and is arranged in parallel, the eyepiece discs are rotationally connected to a moving frame, a plurality of lenses are arranged on the eyepiece discs, the lenses rotate along with the eyepiece discs, and the lenses and the observation window are arranged correspondingly in a stop state;

a camera bellows is arranged in the box body, the front end of the camera bellows corresponds to the two observation windows, and the rear end of the camera bellows is provided with a screen for imaging;

and a control panel is arranged in the box body and used for controlling screen content display and sound output.

Furthermore, a supporting frame is arranged at the front end in the box body, an adjusting rod is arranged on the supporting frame and moves back and forth relative to the ocular lens disc, and a baffle is arranged at the front end of the adjusting rod and used for supporting the forehead of a tester.

Furthermore, a fixing plate is arranged at the upper end of the supporting frame, a driving rod is fixedly arranged on the fixing plate, a driving bevel gear is arranged at the lower end of the driving rod, a driven bevel gear is arranged on the adjusting rod, the driving bevel gear is meshed with the driven bevel gear, and the upper end of the driving rod protrudes out of the upper end face of the box body.

Furthermore, the outer lane of every eyepiece dish is gear structure, every the eyepiece dish all matches and sets up a action wheel, and every action wheel all corresponds a motor, the motor sets firmly move and put up on the frame.

Further, the observation window is established on the protection frame, the protection frame sets firmly remove the upper end of frame, the lower extreme that removes the frame sets firmly on removing the seat:

the inside lower extreme of box is equipped with the lead screw, remove the seat and regard as screw and lead screw cooperation, motor drive lead screw rotates and drives two and remove the seat simultaneous movement simultaneously, and two remove the seat and be relative the central line symmetry of box sets up.

Furthermore, a plurality of locating plates are vertically arranged on the lower end face of the box body, a motor for driving the screw rod is fixedly arranged on the locating plate at one end, the motor drives the screw rod to rotate through a gear transmission structure, a guide rod is erected between the locating plates, the axis of the guide rod is parallel to the axis of the screw rod, and the moving seat slides relative to the guide rod through a copper sleeve or a sliding bearing.

Further, be equipped with the megaphone in the box for the audio signal of output screen, the box with the region that the megaphone corresponds is equipped with a plurality of holes, the front end both sides of box are equipped with volume control button.

Furthermore, a power supply input port is arranged at the rear end of the box body to supply power to the electrical elements, a button for inputting signals by a tester is arranged at the front end of the box body, and the button is electrically connected with the control panel.

Furthermore, the upper end of box is equipped with the pilot lamp that shows operating condition, the lower extreme of box is equipped with the pad foot that a plurality of shock attenuations were used.

Furthermore, the lower part of the front end of the box body is provided with an avoiding area for avoiding the lower end of a tester or other facial organs, and the surface of the side face of the box body for fixing the button is designed to be an inclined plane, so that the button operation of a user is facilitated.

Compared with the prior art, the utility model has the following advantages and positive effects.

1. The screening and training equipment can be used, various lenses can be arranged for combination, various functions are integrated, the appearance is smaller than 43 cm, the occupied space is small, the carrying is convenient, the application scene is wide, doctors, schools and families can use the equipment, and the appearance is more attractive;

2. in this application, the tester operates according to the prompt tone, and the professional requirement of equipment to operating personnel that is reduces, and the operation is more convenient, and the tester operates according to voice prompt, realizes man-machine interaction more easily, is favorable to the family to use.

3. The application integrates the optical structure and the content display structure of large equipment, the internal structure is more compact, and the sound module and the control key structure which are convenient for man-machine interaction are arranged, so that more families can train and promote the visual function more conveniently.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation of the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of the architecture of the present invention for visual function screening, screening and training;

FIG. 2 is a schematic structural illustration of a front view of the configuration for visual function screening, inspection and training of the present invention without a housing;

FIG. 3 is a detail view of section A of FIG. 2 of the present invention;

FIG. 4 is a schematic view of the present invention configuration for visual function screening, inspection and training without the housing and camera bellows;

FIG. 5 is a schematic illustration of the present invention in a back view of a configuration for visual screening, inspection and training without a housing.

Reference numerals:

1. a box body; 11. an indicator light; 12. a foot pad; 13. an aperture; 2. an eyepiece disk; 21. a driving wheel; 3. an observation window; 31. a protective frame; 4. a movable frame; 41. a movable seat; 42. a lead screw; 43. a guide bar; 46. positioning a plate; 5. a motor; 6. a dark box; 7. a control panel; 8. a loudspeaker; 9. a power supply input port; 10. a button; 20. a baffle plate; 201. adjusting a rod; 202. a drive rod; 203. a drive bevel gear; 204. a driven bevel gear; 205. and (5) fixing the plate.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in relative terms of orientation or position to facilitate describing the utility model and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered limiting of the utility model. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following is a detailed description of specific embodiments of the utility model.

As shown in fig. 1-5, the utility model is a structure for visual function screening, examination and training, comprising a box body 1, wherein the front end of the box body 1 is provided with an observation window 3 which is matched with two eyes and has adjustable pupil distance;

an eyepiece disc 2 corresponding to an observation window 3 is arranged in the box body 1, the number of the eyepiece discs 2 is multiple and arranged in parallel, the eyepiece discs 2 are rotationally connected to a moving frame, a plurality of lenses are arranged on the eyepiece discs 2, the lenses rotate along with the eyepiece discs 2, and the lenses and the observation window 3 are arranged correspondingly in a stop state;

a dark box 6 is arranged in the box body 1, the front end of the dark box 6 corresponds to the two observation windows 3, and the rear end of the dark box 6 is provided with a screen for displaying contents;

the box body 1 is internally provided with a control panel 7 for controlling screen content display and sound output.

Preferably, a support frame is arranged at the front end in the box body 1, an adjusting rod 201 is arranged on the support frame, the adjusting rod 201 moves back and forth relative to the eyepiece disk 2, and a baffle 20 is arranged at the front end of the adjusting rod 201 and used for supporting the forehead of a tester; preferably, the upper end of the supporting frame is provided with a fixing plate 205, the fixing plate 205 is fixedly provided with a driving rod 202, the lower end of the driving rod 202 is provided with a driving bevel gear 203, the adjusting rod 201 is provided with a driven bevel gear 204, the driving bevel gear 203 and the driven bevel gear 204 are arranged in a meshed manner, and the upper end of the driving rod 202 protrudes out of the upper end face of the box body 1, so that the front and back adjustment of the baffle 20 is realized, and the application requirements of different testers are met.

Preferably, the outer lane of every eyepiece dish 2 is gear structure, and every eyepiece dish 2 all matches and sets up a drive wheel 21, and every drive wheel 21 all corresponds a motor 5, and motor 5 sets firmly on removing frame 4, realizes the independent rotation of every eyepiece dish 2, can realize the combination of multiple lens, satisfies the demand of multiple functional test and training.

Preferably, the observation window 3 is arranged on the protection frame 31, the protection frame 31 is fixedly arranged at the upper end of the movable frame 4, and the lower end of the movable frame 4 is fixedly arranged on the movable seat 41: the inside lower extreme of box 1 is equipped with lead screw 42, removes seat 41 and cooperates with lead screw 42 as the screw, and motor 5 drive lead screw 42 rotates and drives two and remove seat 41 simultaneous movement simultaneously, and two central lines that remove seat 41 relative box 1 set up symmetrically, adopt symmetrical structure, and the atress is balanced, adjusts convenient and fast.

Preferably, a plurality of positioning plates 46 are vertically arranged on the lower end surface of the box body 1, the motor 5 for driving the screw rod 42 is fixedly arranged on the positioning plate 46 at one end, the motor 5 drives the screw rod 42 to rotate through a gear transmission structure, the guide rods 43 are erected between the positioning plates 46, the axes of the guide rods 43 are arranged in parallel with the axis of the screw rod 42, the movable base 41 slides relative to the guide rods 43 through a copper sleeve or a sliding bearing, the moving precision of the movable base 41 is ensured, and the stability of adjustment of the movable base 41 is realized.

Preferably, be equipped with megaphone 8 in the box 1 for the audio signal of output screen, the region that box 1 and megaphone 8 correspond is equipped with a plurality of holes 13, a plurality of holes 13 have both been favorable to sound to expand and spread out, also be favorable to the heat dissipation of box 1 internal components and parts, the front end of box 1 is equipped with volume control button, be used for carrying out operations such as volume adjustment, selection, feedback, the tester adjusts and sets for the volume size according to the condition of oneself, more preferably, the design that the megaphone position is sunken is carried out, hand gripping when still conveniently carrying.

Preferably, the rear end of the box body 1 is provided with a power supply input port 9 for supplying power to electrical components, the front end of the box body 1 is provided with a button 10, the button 10 is electrically connected with the control board 7, the rear end of the box body 1 is also provided with a plurality of USB interfaces for external devices, a LAN port for accessing a network cable, and a power supply switch for controlling the on or off of the power supply.

Preferably, the upper end of box 1 is equipped with the pilot lamp 11 that shows operating condition, and is firstly pleasing to the eye, can look over operating condition in real time, makes things convenient for the lower extreme of box 1 to be equipped with the pad foot 12 that a plurality of shock attenuations were used, promotes the stability of placing, also plays the effect of protection to inside part, promotes the life of whole structure.

Preferably, the lower part of the front end of the box body 1 is provided with an avoidance area for avoiding the lower end of a tester or other facial organs, and the surface of the side surface of the box body for fixing the button is designed as an inclined plane, so that the button operation of a user is facilitated.

In the actual working process, the box body 1 is placed on a horizontal working table, the lower part of the front end of the box body 1 is provided with a position avoiding area used for avoiding the lower end or other facial organs of a tester, the upper end is provided with a baffle 20 which is attached to the forehead to position the face of the person in the front-back direction, the eyes of the tester correspond to the ports of the observation windows 3, different testers adjust the distance between the two observation windows 3 through the motor 5 to meet the test requirements of different testers, then the tester observes the display condition on the screen through the dark box 6, operates according to the prompting steps and guidance according to the content transmitted by the loudspeaker 8, presses the corresponding button 10 to timely record the test result, and as each eyepiece disc 2 can rotate, the observation window 3 can correspond to a plurality of lenses with different specifications to complete the tests of various different functions and integrate various test functions, and compact structure, the maximum length is about 43 centimeters, the operation is convenient, the operation can be carried out according to the prompt, and the dependence on professionals is reduced.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the utility model. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A structure for visual function screening, screening and training, characterized by: the binocular telescope comprises a box body, wherein the front end of the box body is provided with an observation window which is matched with two eyes and the pupil distance of which can be adjusted;

2. The structure for visual function screening, screening and training of claim 1, wherein: the front end in the box body is provided with a support frame, the support frame is provided with an adjusting rod, the adjusting rod moves back and forth relative to the ocular lens disc, and the front end of the adjusting rod is provided with a baffle for supporting the forehead of a tester.

3. The structure for visual function screening, screening and training as set forth in claim 1, wherein: the outer lane of every eyepiece dish is gear structure, every the eyepiece dish all matches and sets up a action wheel, and every action wheel all corresponds a motor, the motor sets firmly on removing the frame.

4. The structure for visual function screening, screening and training of claim 3, wherein: the observation window is established on the protection frame, the protection frame sets firmly move the upper end of frame, the lower extreme that moves the frame sets firmly on removing the seat:

the inside lower extreme of box is equipped with the lead screw, remove the seat and regard as screw and lead screw cooperation, motor drive lead screw rotates and drives two and remove the seat simultaneous movement simultaneously, and two remove the seat relatively the central line symmetry of box sets up.

5. The structure for visual function screening, screening and training of claim 4, wherein: the lower end face of the box body is vertically provided with a plurality of positioning plates, a motor for driving the screw rod is fixedly arranged on the positioning plate at one end, the motor drives the screw rod to rotate through a gear transmission structure, guide rods are erected between the positioning plates, the axis of each guide rod is parallel to the axis of the screw rod, and the moving seat slides relative to the guide rods through copper sleeves or sliding bearings.

6. Structure for visual function screening, inspection and training according to any of claims 1-3, characterized in that: the loudspeaker is arranged in the box body and used for outputting audio signals of a screen, a plurality of holes are formed in the area, corresponding to the loudspeaker, of the box body, and buttons are arranged on two sides of the front end of the box body and used for adjusting, selecting and feeding back volume.

7. Structure for visual function screening, inspection and training according to any of claims 1-3, characterized in that: the back end of the box body is provided with a power supply input port for supplying power to electrical components, a plurality of USB interfaces for external equipment or programs, an LAN port for accessing a network cable and a power switch, the front end of the box body is provided with a button for inputting signals by a tester, and the button is electrically connected with the control panel.

8. The structure for visual function screening, screening and training of claim 1, wherein: the upper end of box is equipped with the pilot lamp that shows operating condition, the lower extreme of box is equipped with the pad foot that a plurality of shock attenuations were used.

9. The structure for visual function screening, screening and training of claim 1, wherein: the lower part of the front end of the box body is provided with a avoidance area for avoiding lower end face organs of a tester, and the surface of the side face of the box body for fixing the button is designed as an inclined plane.