CN219147542U

CN219147542U - Visual function evaluation and inspection device

Info

Publication number: CN219147542U
Application number: CN202223518906.1U
Authority: CN
Inventors: 陈欢欢; 李世源; 陈宗铭
Original assignee: Guangdong Guotong Intelligent Medical Technology Development Co ltd
Current assignee: Guangdong Guotong Intelligent Medical Technology Development Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-09
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a visual function evaluation and inspection device, which relates to the field of visual inspection and aims at the problems that most visual function evaluation and inspection devices on the market at present are flat plates and paper patterns, the detection accuracy is insufficient and visual change cannot be found timely due to poor control of distance. The device is provided with two movable mirror plates to achieve the focusing effect, and the position of the mirror plates can be controlled finely by controlling the positions of the mirror plates through the rotating wheels.

Description

Visual function evaluation and inspection device

Technical Field

The utility model relates to the field of visual inspection, in particular to a visual function evaluation and inspection device.

Background

The national provincial student vision test results show that the ratio of the defective vision rate of the teenagers to the children is gradually increased, the vision is reduced, the students have a relationship with improper diet besides heavy learning burden and unscientific eye use, and the problems of the functions of the amblyopia and the vision of the teenagers are more and more;

most of visual function assessment and inspection devices on the market at present are in a flat plate and paper mode, and the detection accuracy is insufficient due to poor control of the distance, and visual change cannot be found in time, so that a visual function assessment and inspection device is provided for solving the problems.

Disclosure of Invention

The visual function evaluation and inspection device provided by the utility model solves the problems that most of visual function evaluation and inspection devices on the market at present are flat plates and paper patterns, and the detection device is insufficient in detection precision and can not find visual changes in time due to poor control of the distance.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a visual function aassessment inspection device, includes the box, the rear end of box is connected with the rear box, the inside rear end of box is provided with the drawing board, the inside of box is provided with two mirror plates, the inside front end of box is provided with the annular plate, the front end of box is connected with the contact plate, the centre of contact plate is provided with the recess, the internal connection of recess has the glass board, the upper end both sides of box are provided with two gyros.

Preferably, the upper end of the box body is provided with two connecting rods, and the rotary wheel is sleeved on the outer side of the connecting rods and is in rotary connection.

Preferably, a middle processing end is arranged in the rear box, a battery pack is arranged in the rear box, and a display screen is connected to the outer side of the rear box.

Preferably, one side of the mirror plate is connected with a first limiting ring, the other side of the mirror plate is connected with a second limiting ring, and the upper end of the second limiting ring is provided with a connecting hole.

Preferably, a sliding plate is connected to the lower portion of the first limiting ring, a sliding plate is connected to the lower portion of the second limiting ring, and an inner plate is connected to the lower end of the sliding plate.

Preferably, two sliding rods are arranged on two sides of the lower end of the box body, the sliding plates are arranged in the sliding rods and are in movable connection, and the inner plates are in movable connection in the sliding rods.

Preferably, a screw rod is sleeved in the connecting hole, two limiting blocks are arranged at two ends of the screw rod and are in rotary connection, and a fourth gear is sleeved at one end of the screw rod.

Preferably, the upper end of the fourth gear is connected with a third gear, a rotating rod is sleeved in the third gear, and two ends of the rotating rod are rotationally connected with the limiting block.

Preferably, the limiting block is connected to the rear end of the box body, the limiting block is connected to the inner side of the annular plate, and the second gear is sleeved on the outer side of the rotating rod.

Preferably, the second gear is connected with the downside of the rotary wheel, one side of the rotary wheel is connected with the first gear, and the side of the first gear is connected with the rotation detector.

The beneficial effects of the utility model are as follows:

1. this visual inspection device has installed two mobilizable mirror plates, reaches the effect of focusing, and through the position of rotating wheel control mirror plate, can control in minutely, detects through rotating the detector, can improve the detection precision of equipment.

2. The visual detection device has smaller equipment body, is convenient to carry and use, and can carry out finer operation by independently moving the two mirror plates.

In summary, the device is provided with two movable mirror plates to achieve the focusing effect, and the position of the mirror plates can be controlled finely by controlling the positions of the mirror plates through the rotating wheels, so that the device is small in size and convenient to carry about.

Drawings

Fig. 1 is a schematic view of the front view structure of the present utility model.

Fig. 2 is a schematic view of the rear view structure of the present utility model.

Fig. 3 is a schematic view of the internal front structure of the present utility model.

Fig. 4 is a schematic view of the internal rear structure of the present utility model.

Fig. 5 is a schematic view of the internal structure of the rear box of the present utility model.

FIG. 6 is a schematic view of a mirror plate according to the present utility model.

Fig. 7 is a schematic view of a perspective structure of a spinning wheel according to the present utility model.

Fig. 8 is a schematic view of the structure of the box according to the present utility model.

Fig. 9 is a schematic diagram of a circuit system structure according to the present utility model.

Reference numerals in the drawings: 1. a case; 2. a contact plate; 3. a groove; 4. a spinning wheel; 5. a rear case; 6. a display screen; 7. a ring plate; 8. a drawing board; 9. a mirror plate; 10. a slide bar; 11. a limiting block; 12. a processing middle end; 13. a battery pack; 14. a first stop collar; 15. a second limiting ring; 16. a connection hole; 17. a sliding plate; 18. an inner plate; 19. a rotating lever; 20. a screw rod; 21. a rotation detector; 22. a first gear; 23. a second gear; 24. a third gear; 25. a fourth gear; 26. a connecting rod; 27. a glass plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-9, this embodiment provides a visual function assessment and inspection device, including box 1, the rear end of box 1 is connected with back box 5, the inside rear end of box 1 is provided with drawing board 8, the inside of box 1 is provided with two mirror plates 9, the inside front end of box 1 is provided with ring plate 7, the front end of box 1 is connected with contact plate 2, the centre of contact plate 2 is provided with recess 3, the internal connection of recess 3 has glass plate 27, the upper end both sides of box 1 are provided with two revolvers 4, two mirror plates 9 mutually support adjustable focus, contact plate 2 is used for contacting personnel's eye outer lane department, the upper end of box 1 is provided with two connecting rods 26, revolver 4 cover is established in the outside of connecting rod 26, be rotary connection, the inside of back box 5 is provided with handling middle end 12, the inside of back box 5 is provided with group of cells 13, the outside of back box 5 is connected with display screen 6, handling middle end 12 is used for handling the information that rotation detector 21 and emits through display screen 6.

As shown in fig. 3-4, one side of the mirror plate 9 is connected with a first limiting ring 14, the other side of the mirror plate 9 is connected with a second limiting ring 15, the upper end of the second limiting ring 15 is provided with a connecting hole 16, the lower part of the first limiting ring 14 is connected with a sliding plate 17, the lower part of the second limiting ring 15 is connected with the sliding plate 17, the lower end of the sliding plate 17 is connected with an inner plate 18, two sliding rods 10 are arranged on two sides of the lower end of the inside of the box body 1, the sliding plate 17 is arranged in the sliding rods 10 and is movably connected, the inner plate 18 is movably connected in the sliding rods 10, and the second limiting ring 15 is matched with the first limiting ring 14 for fixing the position of the mirror plate 9.

As shown in fig. 6-8, the inside cover of connecting hole 16 is equipped with lead screw 20, the both ends of lead screw 20 are provided with two stopper 11, be rotation connection, the one end cover of lead screw 20 is equipped with fourth gear 25, the upper end of fourth gear 25 is connected with third gear 24, the inside cover of third gear 24 is equipped with dwang 19, the both ends and the stopper 11 rotation of dwang 19 are connected, stopper 11 is connected at the inside rear end of box 1, stopper 11 is connected with the inboard of annular plate 7, the outside cover of dwang 19 is equipped with second gear 23, second gear 23 is connected with the downside of whirling wheel 4, one side of whirling wheel 4 is connected with first gear 22, the side of first gear 22 is connected with rotation detector 21, the whirling wheel 4 is used for controlling the position of mirror plate 9.

The working principle of the utility model is as follows: when the eye-touch device is used, eyes are attached to the contact plate 2, the inner drawing plate 8 is watched through the groove 3, the rotary wheel 4 drives the second gear 23 to rotate, the second gear 23 drives the rotary rod 19 to rotate along with the limiting block 11, the rotary rod 19 drives the third gear 24 to rotate, the third gear 24 drives the fourth gear 25 to rotate, the fourth gear 25 drives the screw rod 20 to rotate along with the limiting block 11, the screw rod 20 drives the second limiting ring 15 to move, the second limiting ring 15 drives the sliding plate 17 to move along with the sliding rod 10, the second limiting ring 15 drives the mirror plate 9 to move, the mirror plate 9 drives the first limiting ring 14 to move, the positions of the two mirror plates 9 are adjusted, the rotary wheel 4 is stopped when the drawing plate 8 can be seen clearly, the rotary wheel 4 drives the first gear 22 to rotate, the first gear 22 rotates to record through the rotation detector 21, information recorded by the rotation detector 21 is sent to the middle end 12, and then the information of the visual function can be displayed on the outer side through the display screen 6, and visual function detection evaluation is completed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a visual function aassessment inspection device, includes box (1), its characterized in that, the rear end of box (1) is connected with back box (5), the inside rear end of box (1) is provided with drawing board (8), the inside of box (1) is provided with two mirror plates (9), the inside front end of box (1) is provided with annular plate (7), the front end of box (1) is connected with contact plate (2), the centre of contact plate (2) is provided with recess (3), the internal connection of recess (3) has glass board (27), the upper end both sides of box (1) are provided with two revolvers (4).

2. The visual function evaluation and inspection device according to claim 1, wherein two connecting rods (26) are arranged at the upper end of the box body (1), and the rotary wheel (4) is sleeved on the outer side of the connecting rods (26) and is in rotary connection.

3. Visual function assessment and inspection apparatus according to claim 1, characterized in that the interior of the rear case (5) is provided with a processing middle end (12), the interior of the rear case (5) is provided with a battery pack (13), and the outside of the rear case (5) is connected with a display screen (6).

4. The visual function evaluation and inspection device according to claim 1, wherein one side of the mirror plate (9) is connected with a first limiting ring (14), the other side of the mirror plate (9) is connected with a second limiting ring (15), and a connecting hole (16) is formed in the upper end of the second limiting ring (15).

5. The visual function assessment and inspection device according to claim 4, wherein a sliding plate (17) is connected to the lower side of the first limiting ring (14), a sliding plate (17) is connected to the lower side of the second limiting ring (15), and an inner plate (18) is connected to the lower end of the sliding plate (17).

6. The visual function assessment and inspection apparatus according to claim 5, wherein two sliding rods (10) are provided on both sides of the inner lower end of the case (1), the sliding plate (17) is provided inside the sliding rods (10) in movable connection, and the inner plate (18) is movably connected inside the sliding rods (10).

7. The visual function evaluation and inspection device according to claim 4, wherein a screw rod (20) is sleeved in the connecting hole (16), two limiting blocks (11) are arranged at two ends of the screw rod (20) and are in rotary connection, and a fourth gear (25) is sleeved at one end of the screw rod (20).

8. The visual function evaluation and inspection apparatus according to claim 7, wherein a third gear (24) is connected to an upper end of the fourth gear (25), a rotating rod (19) is sleeved inside the third gear (24), and both ends of the rotating rod (19) are rotatably connected to the stopper (11).

9. The visual function assessment and inspection device according to claim 8, wherein the limiting block (11) is connected to the rear end of the inside of the case (1), the limiting block (11) is connected to the inner side of the ring plate (7), and the second gear (23) is sleeved on the outer side of the rotating rod (19).

10. Visual function assessment and inspection apparatus according to claim 9, characterized in that the second gear (23) is connected with the underside of the spinning wheel (4), one side of the spinning wheel (4) is connected with a first gear (22), and the side of the first gear (22) is connected with a rotation detector (21).