CN218247194U

CN218247194U - Intelligent labeling visual chart for vision detection

Info

Publication number: CN218247194U
Application number: CN202221804313.9U
Authority: CN
Inventors: 夏天云
Original assignee: Langfang Cosco Shentong Optoelectronic Co ltd
Current assignee: Langfang Cosco Shentong Optoelectronic Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2023-01-10
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses an intellectual marking visual acuity chart for visual acuity test, including the table case, the positive middle part of table case is inlayed and is equipped with the display screen, and the positive top of table case is provided with human action and catches the camera, and the middle part of table case one side inner wall is provided with control chip, and the bottom of table case one side inner wall is provided with signal receiver, and one side of table case one end inner wall is provided with the speaker, and the output port of table case and data output line's a terminal thread intercommunication, the outside cover of table case are equipped with protecting frame, and the box is placed in the bottom setting of protecting frame one side, and the remote controller has been placed to the inside of placing the box. The utility model relates to an intelligent mark visual acuity chart for visual acuity test catches camera and display screen through setting up remote controller, square control module, big or small control module, control chip, signal receiver, signal transmitter, human action, can effectively prevent that the user from practising fraud, and can improve the detection efficiency of visual acuity chart.

Description

Intelligent labeling visual chart for vision detection

Technical Field

The utility model relates to an intelligence mark visual acuity chart, in particular to visual acuity test is with intelligent mark visual acuity chart belongs to visual acuity chart technical field.

Background

The eye chart is a chart for measuring vision. The domestic visual chart comprises: international standard visual acuity chart, logarithmic visual acuity chart, and landau circle visual acuity chart. The visual acuity chart and the distance visual acuity chart are functionally classified. The visual acuity chart is based on the principle of viewing angle. The inspection of vision is generally divided into far vision and near vision, the far vision mostly adopts an international standard visual chart which is composed of 14 lines of E characters with different sizes and different opening directions; measuring from 0.1 to 1.5 (or from 4.0 to 5.2); each row has a label, and the normal of the visual chart operating side of the tested person is parallel to one row of 1.0 and is 5 meters away from the visual chart.

In the prior art, the direction of the E character in the visual chart is fixed, so that a user can easily know the direction of the E character according to the position, the visual detection is inaccurate due to cheating of the user, and the detection efficiency is low due to the fact that the visual chart adopts a mode that one person indicates one person to test; because the mounted position height of visual acuity chart is fixed for the inconvenient use of the user of different heights, and then lead to the suitability of visual acuity chart to reduce, so provide an intelligent mark visual acuity chart for visual acuity test.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent mark visual acuity chart for visual acuity test to "E" word direction is fixed in solving the visual acuity chart that proposes in the above-mentioned background art, makes the user cheat and the user easily knows the direction of "E" according to the position, leads to visual acuity test inaccurate, and because the visual acuity chart adopts the mode of alone instructing alone and leads to the lower problem of its detection efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an intellectual marking visual acuity chart for visual detection, includes the table case, the positive middle part of table case is inlayed and is equipped with the display screen, the positive top of table case is provided with human action and catches the camera, the middle part of table case one side inner wall is provided with control chip, the bottom of table case one side inner wall is provided with signal receiver, one side of table case one end inner wall is provided with the speaker, the output port of table case and data output line's one end screw thread intercommunication, the outside cover of table case is equipped with protective frame, the box is placed in the bottom setting of protective frame one side, the remote controller has been placed to the inside of placing the box.

As a preferred technical scheme of the utility model, the positive top of remote controller is provided with directional control module, the positive middle part of remote controller is provided with big or small control module, the middle part of remote controller one side inner wall is provided with signal transmitter.

As a preferred technical scheme of the utility model, the positive bottom of remote controller is provided with height control module, the both ends sliding connection at slider and electronic slide rail middle part is passed through respectively at the both ends at protection frame back middle part, electronic slide rail sets up the middle part in slide one side, and the front of slide and the both ends sliding connection at protection frame back middle part.

As a preferred technical scheme of the utility model, the both ends of slide all are provided with the installation piece, the positive middle part threaded connection of installation piece has construction bolt.

As a preferred technical scheme of the utility model, a plurality of louvres have all been seted up, and are a plurality of at the middle part of table case both sides and the middle part of protecting the frame both sides the one end of louvre all is provided with the dust screen.

As a preferred technical scheme of the utility model, display screen, human action are caught camera, signal receiver and speaker and are all through switch and the external power supply electric connection on the remote controller, electronic slide rail passes through height control module and external power supply electric connection, signal transmitter passes through switch on the remote controller and the interior battery electric connection of remote controller.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an intelligent mark visual acuity chart for visual acuity test, through setting up the remote controller, square control module, big or small control module, control chip, signal receiver, signal transmitter, human action capture camera and display screen, random selection "E" word direction and size on the remote controller, user cheating can be effectively prevented, signal transmitter sends signal to signal receiver after selecting, signal receiver shows the signal on the display screen again, the user makes corresponding action simultaneously, human action capture camera sends the signal to control chip and the contrast of "E" word direction on the display screen after catching user action this moment, and export the contrast result through speaker and data output line, and is easy and simple to handle, and then can effectively improve the detection efficiency of visual acuity chart; through setting up height control module, electronic slide rail, slider and slide, steerable table case slides on electronic slide rail to adjust the height of table case, and then make the user that the visual chart is applicable to each height, and then effectively improve the suitability of visual chart.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic structural view of the meter box of the present invention;

fig. 3 is a schematic front structural view of the remote controller of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the remote controller of the present invention.

In the figure: 1. a meter box; 2. protecting the frame; 3. a display screen; 4. a human motion capture camera; 5. a slider; 6. an electric slide rail; 7. a slide plate; 8. mounting a block; 9. installing a bolt; 10. placing the box; 11. a remote controller; 12. heat dissipation holes; 13. a dust screen; 14. a data output line; 15. a direction control module; 16. a size control module; 17. a height control module; 18. a control chip; 19. a signal receiver; 20. a speaker; 21. a signal transmitter; 22. a battery.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model provides an intellectual marking visual acuity chart for visual acuity test, including table case 1, table case 1 positive middle part is inlayed and is equipped with display screen 3, table case 1 positive top is provided with human action and catches camera 4, the middle part of table case 1 one side inner wall is provided with control chip 18, the bottom of table case 1 one side inner wall is provided with signal receiver 19, one side of table case 1 one end inner wall is provided with speaker 20, table case 1's output port and data output line 14's a terminal thread intercommunication, table case 1's outside cover is equipped with protective frame 2, protective frame 2 one side's bottom sets up places box 10, remote controller 11 has been placed to the inside of placing box 10.

Preferably, a direction control module 15 is arranged at the top of the front face of the remote controller 11, a size control module 16 is arranged in the middle of the front face of the remote controller 11, and a signal transmitter 21 is arranged in the middle of the inner wall of one side of the remote controller 11 and can control the direction and size of the E-shaped word displayed on the display screen 3; the bottom of the front side of the remote controller 11 is provided with a height control module 17, two ends of the middle part of the back side of the protective frame 2 are respectively connected with two ends of the middle part of the electric slide rail 6 in a sliding manner through the slide block 5, the electric slide rail 6 is arranged in the middle of one side of the slide plate 7, the front side of the slide plate 7 is connected with two ends of the middle part of the back side of the protective frame 2 in a sliding manner, and the height of the meter box 1 can be adjusted; mounting blocks 8 are arranged at two ends of the sliding plate 7, and mounting bolts 9 are in threaded connection with the middle of the front faces of the mounting blocks 8, so that the visual chart is convenient to mount; the middle parts of the two sides of the meter box 1 and the middle parts of the two sides of the protective frame 2 are respectively provided with a plurality of heat dissipation holes 12, one end of each of the plurality of heat dissipation holes 12 is provided with a dust screen 13, and the heat dissipation performance of the visual chart can be improved; the display screen 3, the human motion capture camera 4, the signal receiver 19 and the loudspeaker 20 are electrically connected with an external power supply through a power switch on the remote controller 11, the electric slide rail 6 is electrically connected with the external power supply through the height control module 17, and the signal transmitter 21 is electrically connected with a battery 22 in the remote controller 11 through a power switch on the remote controller 11.

When specifically using, the utility model relates to an intelligent marking visual acuity chart for visual acuity test, the doctor holds remote controller 11 and opens switch on it, then height according to the user, click height control module 17, make height control module 17 produce the signal of telecommunication, and the signal of telecommunication sends 21 transmission to signal receiver 19 through signal transmitter, signal receiver 19 rethread control chip 18 control electric slide rail 6 goes up and down, with highly adjusting to table case 1, treat the altitude mixture control of table case 1 to suitable height after, the doctor clicks direction control module 15 and big or small control module 16 on the remote controller 11, make direction control module 15 and big or small control module 16 produce the signal of telecommunication, and the signal of telecommunication sends 21 transmission to signal receiver 19 through signal transmitter, signal receiver 19 sends received signal transmission to display screen 3 and shows, the user makes corresponding action to the direction of "E" on the display screen 3 simultaneously, human action is caught camera 4 and is with user action and is sent to control chip 18 department this moment, with the direction contrast of "E" on display screen 3, and pass through speaker 20 and data output line 14 output with the contrast result.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to the specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intellectual marking visual acuity chart for visual acuity test, includes table case (1), its characterized in that, table case (1) positive middle part is inlayed and is equipped with display screen (3), table case (1) positive top is provided with human action and catches camera (4), the middle part of table case (1) one side inner wall is provided with control chip (18), the bottom of table case (1) one side inner wall is provided with signal receiver (19), one side of table case (1) one end inner wall is provided with speaker (20), the output port of table case (1) and the one end screw thread intercommunication of data output line (14), the outside cover of table case (1) is equipped with protective frame (2), protective frame (2) one side bottom sets up places box (10), remote controller (11) have been placed to the inside of placing box (10).

2. The intelligent annotation eye chart for vision testing of claim 1, wherein: the remote controller is characterized in that a direction control module (15) is arranged at the top of the front face of the remote controller (11), a size control module (16) is arranged in the middle of the front face of the remote controller (11), and a signal transmitter (21) is arranged in the middle of the inner wall of one side of the remote controller (11).

3. The intelligent annotation eye chart for vision testing of claim 2, wherein: the front bottom of remote controller (11) is provided with height control module (17), the both ends at protection frame (2) back middle part are respectively through the both ends sliding connection at slider (5) and electronic slide rail (6) middle part, electronic slide rail (6) set up the middle part in slide (7) one side, and the front of slide (7) and the both ends sliding connection at protection frame (2) back middle part.

4. The intelligent annotation eye chart for vision testing of claim 3, wherein: both ends of the sliding plate (7) are provided with mounting blocks (8), and the middle part of the front surface of each mounting block (8) is in threaded connection with a mounting bolt (9).

5. The intelligent annotation eye chart for vision testing of claim 1, wherein: the middle parts of the two sides of the meter box (1) and the middle parts of the two sides of the protective frame (2) are respectively provided with a plurality of heat dissipation holes (12), and one ends of the heat dissipation holes (12) are respectively provided with a dust screen (13).

6. The intelligent annotation eye chart for vision testing of claim 3, wherein: display screen (3), human action capture camera (4), signal receiver (19) and speaker (20) all through switch and external power supply electric connection on remote controller (11), electronic slide rail (6) are through height control module (17) and external power supply electric connection, signal transmitter (21) are through switch on remote controller (11) and battery (22) electric connection in remote controller (11).