CN221308754U - Vision observation device for preventing vision deepening - Google Patents

Abstract

The utility model relates to a vision observation device for preventing vision deepening, which is applied to the technical field of vision training, and is characterized in that when children of different ages use the vision observation device, a chin can be placed on a supporting plate, then the height of an eye piece and the height of glasses are adjusted in a telescopic way according to the heights of the eye piece and the eye piece, so that the glasses and the eye piece keep horizontal, a limit plate is driven by a sliding block and an extension spring to slide up and down in a protection pad to adjust the height, after the forehead of an observer is in contact with the protection pad, a second electric push rod is started to drive the second electric push rod to mutually approach to move so as to clamp two sides of the head, so that the head of the observer can not shake, after adjustment is finished, the base and the observer are moved to the glasses for observation through an inner groove, and the head position is kept fixed during observation according to the children of different ages, so that the effect of focus change caused by shaking and vision exercise is avoided.

Description

Vision observation device for preventing vision deepening

Technical Field

The utility model relates to a vision observation device for preventing vision deepening, in particular to a vision observation device for preventing vision deepening, which is applied to the technical field of vision training.

Background

Vision training is also known as vision recovery training, and aims to improve the level of vision of the naked eye and overall vision health. Children and teenagers are in a growth development stage and an eye peak period, help them establish good eye habit, perform scientific physical exercise and training aiming at eyes and vision systems, strengthen eye adjustment capacity, and generally use a vision observation device to realize eye exercise for better vision protection.

In order to solve the problem of vision deepening prevention, a vision observation device in the market adopts a full-automatic design and has a certain market occupation ratio.

At present, when the vision observation device is used, the eyes of a person are required to keep a certain distance from an instrument, but the self-control force of the person at different age groups is different, so that the child can shake easily when using the instrument, the focus is changed, and the vision training effect is affected.

Disclosure of utility model

Aiming at the prior art, the technical problem to be solved by the utility model is that when the vision observation device is used, the eyes of a person are required to keep a certain distance from an instrument, but the self-control force of the person in different age groups is different, so that children can shake easily when using the instrument, the focus is changed, and the vision training effect is affected.

In order to solve the problems, the utility model provides a vision observation device for preventing vision deepening, which comprises a base, wherein the top end of the base is fixedly connected with an observation instrument with an eyepiece, the side end of the base is slidably connected with a storage box, a bracket is slidably connected in the storage box, a limiting plate is slidably connected between the inner walls of the bracket, sliding grooves are symmetrically cut in the inner walls of the bracket, sliding rails are fixedly connected in the sliding grooves, sliding blocks corresponding to the sliding grooves are fixedly connected at the two ends of the bracket, the sliding blocks are slidably connected with the sliding rails, a protection pad is fixedly connected in the middle of the inner walls of the limiting plate, the protection pad is abutted against the forehead, the top end of the bracket below the limiting plate is telescopically connected with a screw rod, the top end of the screw rod is fixedly connected with a supporting plate, a groove is symmetrically cut in the inner walls of the limiting plate, a second electric push rod is slidably connected in the groove, and one end, far away from the groove, is fixedly connected with a clamping plate.

In the vision observation device, the effect of freely adjusting the observation device according to children of different ages to keep the head position fixed during observation and avoid focus change caused by shaking to influence vision exercise is effectively achieved.

As a further improvement of the application, the inner wall of the storage box is symmetrically and fixedly connected with the electric sliding rail, the side end of the bracket is symmetrically and fixedly connected with a connecting block corresponding to the electric sliding rail, and the electric sliding rail is in sliding connection with the electric sliding rail.

As a further improvement of the application, the top end of the storage box is rotatably connected with the box cover, the box cover is fixedly connected with the sealing gasket, and the box cover is clamped with the storage box through the sealing gasket.

As a further improvement of the application, an inner groove is cut at one end of the base close to the storage box, a first electric push rod corresponding to the inner groove is fixedly connected at the side end of the storage box, and the first electric push rod is in sliding connection with the inner groove.

As a further improvement of the application, a screw hole is cut at the top end of the bracket, and the screw rod is in rotary threaded connection with the screw hole.

As a further improvement supplement of the application, an extension spring is fixedly connected in the chute and fixedly connected with the bottom end of the sliding block.

As a further improvement supplement of the application, an extension spring is fixedly connected in the chute and fixedly connected with the bottom end of the sliding block.

To sum up, this scheme can realize, when child of different ages uses vision observation device, can place the chin on the layer board, thereby consequently flexible regulation according to the height of eyepiece and glasses, thereby make glasses and eyepiece keep horizontal position, rethread slider and extension spring drive limiting plate slide height-adjusting from top to bottom in the protection pad, make the forehead of observing the people and protection pad conflict the back, the second electricity push rod of rethread drive is close to each other and removes and press from both sides the head both sides tightly, make observer's head keep can not rocking, wait after the adjustment, rethread inside groove removes base and observation appearance and moves the eyepiece to glasses department and observe, reach the child according to different ages freely and observe the device, keep the head position fixed when making it observe, avoid rocking and lead to focus change, influence the effect of taking exercise of eyesight.

Drawings

FIG. 1 is a diagram showing the usage states of the observation device according to the first and second embodiments of the present application;

FIG. 2 is a non-use state diagram of the observation device according to the first and second embodiments of the present application;

FIG. 3 is a partial construction view of an observation device according to a first embodiment of the present application;

FIG. 4 is a block diagram of a first embodiment of a retainer plate according to the present application;

FIG. 5 is a schematic cross-sectional view of a first and second embodiment of the present application;

FIG. 6 is an enlarged view of FIG. 5A according to a first embodiment of the present application;

fig. 7 is an enlarged view of fig. 5B of a second embodiment of the present application.

The reference numerals in the figures illustrate:

1. A base; 2. an observer; 3. a storage box; 4. a bracket; 5. a case cover; 6. a supporting plate; 7. a screw rod; 8. a chute; 9. a limiting plate; 10. a protective pad; 11. a clamping plate; 12. an inner tank; 13. a first electrical push rod; 14. an eyepiece; 15. a groove; 16. a second electric push rod; 17. a slide block; 18. an electric slide rail; 19. a connecting block; 20. and (5) stretching the spring.

Detailed Description

Two embodiments of the present application will be described in detail with reference to the accompanying drawings.

First embodiment:

Fig. 1 and fig. 3-6 show a vision observation device for preventing vision deepening, which comprises a base 1, the observation instrument 2 with an eyepiece 14 is fixedly connected to the top end of the base 1, a containing box 3 is connected to the side end of the base 1 in a sliding way, a bracket 4 is connected to the inner wall of the containing box 3 in a sliding way, a limiting plate 9 is connected to the inner wall of the bracket 4 in a sliding way, a sliding groove 8 is symmetrically cut into the inner wall of the bracket 4, a sliding rail is fixedly connected to the inner wall of the sliding groove 8, two ends of the bracket 4 are fixedly connected with a sliding block 17 corresponding to the sliding groove 8, the sliding block 17 is in sliding connection with the sliding rail, a protection pad 10 is fixedly connected to the middle part of the inner wall of the limiting plate 9, the protection pad 10 is abutted against the forehead, a screw rod 7 is connected to the top end of the bracket 4, a supporting plate 6 is fixedly connected to the top end of the screw rod 7, a groove 15 is symmetrically cut into the inner wall of the limiting plate 9, a second electric push rod 16 is connected to the inner wall of the groove 15 in a sliding way, and the second electric push rod 16 is far away from the groove 15, and one end of the clamping plate 11 is fixedly connected to the clamping plate 11.

Fig. 1 and 5 show that an inner groove 12 is cut at one end of the base 1, which is close to the storage box 3, a first electric push rod 13 corresponding to the inner groove 12 is fixedly connected to the side end of the storage box 3, the first electric push rod 13 is slidably connected with the inner groove 12, an extension spring 20 is fixedly connected in the sliding groove 8, and the extension spring 20 is fixedly connected with the bottom end of the sliding block 17.

According to the scheme, when children of different ages use the vision observation device, the chin can be placed on the supporting plate 6, then the height of the glasses and the height of the glasses are adjusted in a telescopic mode according to the heights of the eyepieces 14, the glasses and the eyepieces 14 are kept at the horizontal position, the limiting plate 9 is driven by the sliding block 17 and the stretching spring 20 to slide up and down in the protection pad 10 to adjust the height, after the forehead of an observer is in conflict with the protection pad 10, the second electric push rod 16 is started to drive the second electric push rod 16 to move close to each other to clamp two sides of the head, the head of the observer is kept not to shake, after adjustment is finished, the base 1 and the observer 2 are moved through the inner groove 12 to move the eyepieces 14 to the glasses for observation, the effect that the head position of the observer is kept fixed when the eyes are observed according to children of different ages is effectively achieved, and focus change caused by shaking is avoided.

Second embodiment:

Fig. 1-2, fig. 5 and fig. 7 show that the inner wall of the storage box 3 is symmetrically and fixedly connected with an electric sliding rail 18, the side end of the bracket 4 is symmetrically and fixedly connected with a connecting block 19 corresponding to the electric sliding rail 18, the connecting block 19 is in sliding connection with the electric sliding rail 18, the top end of the storage box 3 is rotationally connected with a box cover 5, a sealing gasket is fixedly connected on the box cover 5, the box cover 5 is clamped with the storage box 3 through the sealing gasket, a screw hole is cut at the top end of the bracket 4, the screw rod 7 is in threaded connection with the screw hole in a rotating mode, and infrared disinfectors are installed on the inner wall of the storage box 3.

This scheme can be realized, when using vision observation device, can be earlier through rotating hob 7 so that hob 7 drives layer board 6 and adjust height from top to bottom in the screw for chin when placing on layer board 6 keeps horizontal position with eyepiece 14, after the vision observation, can open electronic slide rail 18 drive connecting block 19 and drive protection pad 10 with bracket 4 and slide, accomodate it in containing box 3, later close case lid 5, make sealed pad and containing box 3 block, open the infrared ray sterilizer again and disinfect, thereby avoid causing the effect of infection to the eye when using again.

The present utility model is not limited to the above-described embodiments, which are adopted in connection with the actual demands, and various changes made by the person skilled in the art without departing from the spirit of the present utility model are still within the scope of the present utility model.

Claims (7)

1. The utility model provides a vision observation device that prevention eyesight deepened usefulness, includes base (1), its characterized in that: the utility model provides a base (1) top fixedly connected with eyepiece (14) observation appearance (2), base (1) side fixedly connected with containing box (3), sliding connection has bracket (4) in containing box (3), sliding connection has limiting plate (9) between bracket (4) inner wall, bracket (4) inner wall symmetry cutting has spout (8), fixedly connected with slide rail in spout (8), bracket (4) both ends fixedly connected with slider (17) that correspond with spout (8), and slider (17) and slide rail sliding connection, limiting plate (9) inner wall middle part fixedly connected with protection pad (10), and protection pad (10) are inconsistent with the forehead, be located limiting plate (9) below bracket (4) top telescopic connection has hob (7), hob (7) top fixedly connected with layer board (6), limiting plate (9) inner wall symmetry cutting has recess (15), sliding connection has second electricity push rod (16) in recess (15), second push rod (16) one end fixedly connected with push rod (11) is kept away from.

2. A vision observation device for preventing vision deepening according to claim 1, characterized in that: the electric sliding rail (18) is symmetrically and fixedly connected to the inner wall of the storage box (3), the connecting block (19) corresponding to the electric sliding rail (18) is symmetrically and fixedly connected to the side end of the bracket (4), and the connecting block (19) is in sliding connection with the electric sliding rail (18).

3. A vision observation device for preventing vision deepening according to claim 1, characterized in that: the top end of the storage box (3) is rotationally connected with a box cover (5), a sealing gasket is fixedly connected to the box cover (5), and the box cover (5) is clamped with the storage box (3) through the sealing gasket.

4. A vision observation device for preventing vision deepening according to claim 1, characterized in that: an inner groove (12) is cut at one end of the base (1) close to the storage box (3), a first electric push rod (13) corresponding to the inner groove (12) is fixedly connected to the side end of the storage box (3), and the first electric push rod (13) is in sliding connection with the inner groove (12).

5. A vision observation device for preventing vision deepening according to claim 1, characterized in that: screw holes are cut in the top end of the bracket (4), and the screw rod (7) is in threaded connection with the screw holes in a rotating mode.

6. A vision observation device for preventing vision deepening according to claim 1, characterized in that: an extension spring (20) is fixedly connected in the sliding groove (8), and the extension spring (20) is fixedly connected with the bottom end of the sliding block (17).

7. A vision observation device for preventing vision deepening according to claim 1, characterized in that: an infrared sterilizer is arranged on the inner wall of the storage box (3).