CN218009705U

CN218009705U - Adjustable dynamic adjustment sighting mark device for eyeball movement examination

Info

Publication number: CN218009705U
Application number: CN202221269527.0U
Authority: CN
Inventors: 王成虎; 毛汝苹; 周晨晨; 杨卫华; 金玲; 刘晶华
Original assignee: Eye Hospital Nanjing Medical University
Current assignee: Eye Hospital Nanjing Medical University
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-12-13
Anticipated expiration: 2032-05-24

Abstract

The utility model belongs to ophthalmology check-out set field, especially an adjustable dynamic adjustment nature sighting mark device that is used for eyeball motion inspection, inconvenient regulation to current dynamic adjustment nature sighting mark device, can't carry out the adjustment problem of height or angle according to patient's height, the following scheme is proposed at present, it includes the bottom plate, the top fixedly connected with main tributary dagger of bottom plate, first recess has been seted up in the main tributary dagger, sliding connection has vice support column in the first recess, be equipped with a set of elevating system between main tributary dagger and the vice support column; the top fixedly connected with backup pad of vice support column, the upside of backup pad are equipped with the developments sighting target display screen, and the high accessible elevating system of developments sighting target display screen adjusts in this device, and the orientation angle of developments sighting target display screen can be adjusted through adjustment mechanism, can satisfy different crowds 'user demand, can fully observe the movement track of patient's eyeball.

Description

Adjustable dynamic adjustment sighting target device for eyeball motion examination

Technical Field

The utility model relates to an ophthalmology check-out set technical field especially relates to a dynamic adjustment nature sighting mark device that is used for eye movement inspection with adjustable.

Background

An accommodating optotype is an optotype with fine details that the eye can see clearly with precise use of accommodation. In various eye movement examinations (diseases related to oblique vision or orbital fracture and the like with eye movement disorder), such as alternate covering examination and covering-removing examination, an adjusting visual target is required to be placed in front of a patient to transfer the adjusting function of the tested eye.

Utility model with publication number CN215078346U provides a dynamic adjustment sighting mark device for eyeball motion examination, the device includes: an operator station comprising thereon: the display screen faces to the patient and is used for displaying dynamic pictures designed based on the principle of a visual perception system; the camera is arranged above the display screen and is used for shooting or recording an eye image of a patient when the patient observes the dynamic picture on the display screen; a mode key for switching and displaying the eyeball motion inspection modes of different dynamic pictures; and the communication unit is used for transmitting the acquired eye image to external equipment for storage and comparative analysis. The device can fully transfer the eye adjusting function of the person to be checked in the checking process, so that the person to be checked actively participates in the checking, key data in the checking process can be digitally filed, the checking time is saved, and the checking result is more accurate.

However, the dynamically adjustable sighting target device is inconvenient to adjust, cannot adjust the height or the angle according to the height of the patient, does not have the function of recording the eyeball movement of the patient, a doctor may not observe the movement once, needs to observe for multiple times, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the inconvenient regulation that has the dynamically adjustable sighting mark device among the prior art, the doctor is not convenient for observe the motion shortcoming of patient's eyeball simultaneously, and the adjustable dynamically adjustable sighting mark device that is used for eyeball motion to inspect that proposes.

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

the adjustable dynamic adjustment sighting target device for eyeball movement examination comprises a base plate, wherein the top end of the base plate is fixedly connected with a main supporting column, a first groove is formed in the main supporting column, an auxiliary supporting column is slidably connected in the first groove, and a group of lifting mechanisms are arranged between the main supporting column and the auxiliary supporting column; the top fixedly connected with backup pad of vice support column, the upside of backup pad is equipped with the developments and looks at the target display screen, be equipped with a set of adjustment mechanism that is used for adjusting the developments and looks at the target display screen orientation angle between backup pad and the developments and look.

Preferably, the lifting mechanism comprises two first limiting rods fixedly connected in a first groove, the auxiliary supporting column is connected to the circumferential surfaces of the two first limiting rods in a sliding mode, a first screw rod is connected to the first groove in a rotating mode, and the auxiliary supporting column is connected to the circumferential surface of the first screw rod in a threaded mode.

Preferably, a second groove is formed in the main support column, the first screw rod penetrates into the second groove in a downward movable mode, a first worm wheel is fixedly connected to the circumferential surface of the first screw rod, a first worm is connected to the side wall of the second groove in a rotating mode, the first worm is meshed with the first worm wheel, the first worm penetrates through the side end of the main support column in an outward movable mode and extends outwards, and a second rotating handle is fixedly connected to the side end of the first worm.

Preferably, adjustment mechanism includes two installation pieces of fixed connection in backup pad top, two it is connected with the pivot to rotate between the tip that the installation piece is close to mutually, the circumference fixed surface of pivot is connected with the commentaries on classics board, developments sighting mark display screen fixed connection is in the side of commentaries on classics board, the circumference fixed surface of pivot is connected with the second worm wheel, the third recess has been seted up in the backup pad, the rotation of third recess is connected with the second worm, second worm and second worm wheel mesh mutually, the outside activity of second worm runs through the side of backup pad and outwards extends, the first handle that changes of side fixed connection of second worm.

Preferably, the top end of the dynamic sighting mark display screen is fixedly connected with a camera.

Preferably, the four corners of the bottom end of the bottom plate are fixedly connected with brake universal wheels.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the second rotating handle is screwed to drive the first worm to rotate, the first worm rotates to drive the first worm wheel to rotate, the first worm wheel rotates to drive the first screw rod to rotate, and the first screw rod rotates to drive the auxiliary supporting column to perform lifting motion.

2. The first rotating handle is twisted to drive the second worm to rotate, the second worm rotates to drive the second worm wheel to rotate, the second worm wheel rotates to drive the rotating shaft to rotate, the rotating shaft rotates to drive the rotating plate to rotate, and the rotating plate drives the dynamic sighting mark display screen to adjust the orientation angle.

The utility model discloses in, the high accessible elevating system of developments sighting mark display screen adjusts in this device, and the orientation angle of developments sighting mark display screen can be adjusted through adjustment mechanism, can satisfy different crowds 'user demand, can fully observe the movement track of patient's eyeball.

Drawings

Fig. 1 is a front perspective view of an adjustable dynamically adjustable sighting target device for eye movement examination according to the present invention;

FIG. 2 is a first partial cross-sectional view of an adjustable dynamically adjustable optotype device for eye movement examination in accordance with the present invention;

FIG. 3 is a second partial cross-sectional view of the adjustable dynamically adjustable optotype device for eye movement examination in accordance with the present invention;

fig. 4 is a third partial cross-sectional view of the adjustable dynamically adjustable sighting mark device for eye movement examination provided by the utility model.

In the figure: 1. a base plate; 2. a main support column; 3. a secondary support column; 4. a support plate; 5. braking the universal wheel; 6. a dynamic sighting target display screen; 7. a camera; 8. a first groove; 9. a first limit rod; 10. a first lead screw; 11. a second groove; 12. a first worm gear; 13. a first worm; 14. mounting blocks; 15. a rotating shaft; 16. rotating the plate; 17. a second worm gear; 18. a third groove; 19. a second worm; 20. a first rotating handle; 21. and a second rotating handle.

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.

Example one

Referring to fig. 1-4, the adjustable dynamically adjustable sighting target device for eyeball movement examination comprises a base plate 1, a main supporting column 2 is fixedly connected to the top end of the base plate 1, a first groove 8 is formed in the main supporting column 2, an auxiliary supporting column 3 is slidably connected in the first groove 8, and a group of lifting mechanisms are arranged between the main supporting column 2 and the auxiliary supporting column 3; the top end of the auxiliary support column 3 is fixedly connected with a support plate 4, a dynamic sighting mark display screen 6 is arranged on the upper side of the support plate 4, and a group of adjusting mechanisms used for adjusting the orientation angle of the dynamic sighting mark display screen 6 are arranged between the support plate 4 and the dynamic sighting mark display screen 6; the height of the dynamic sighting target display screen 6 can be adjusted through the lifting mechanism, the orientation angle of the dynamic sighting target display screen 6 can be adjusted through the adjusting mechanism, the use requirements of different people can be met, and the movement track of the eyeball of the patient can be fully observed.

Example two

The adjustable dynamic adjustment sighting target device for eyeball movement examination comprises a base plate 1, wherein the top end of the base plate 1 is fixedly connected with a main support column 2, a first groove 8 is formed in the main support column 2, an auxiliary support column 3 is slidably connected in the first groove 8, and a group of lifting mechanisms are arranged between the main support column 2 and the auxiliary support column 3; the top end of the auxiliary support column 3 is fixedly connected with a support plate 4, a dynamic sighting mark display screen 6 is arranged on the upper side of the support plate 4, and a group of adjusting mechanisms used for adjusting the orientation angle of the dynamic sighting mark display screen 6 are arranged between the support plate 4 and the dynamic sighting mark display screen 6;

the lifting mechanism comprises two first limiting rods 9 fixedly connected in a first groove 8, the auxiliary supporting column 3 is connected to the circumferential surfaces of the two first limiting rods 9 in a sliding mode, a first screw rod 10 is connected in the first groove 8 in a rotating mode, and the auxiliary supporting column 3 is connected to the circumferential surface of the first screw rod 10 in a threaded mode; the first screw rod 10 rotates to drive the auxiliary support column 3 to perform lifting motion; a second groove 11 is formed in the main support column 2, a first screw rod 10 penetrates into the second groove 11 in a downward movable mode, a first worm wheel 12 is fixedly connected to the circumferential surface of the first screw rod 10, a first worm 13 is connected to the side wall of the second groove 11 in a rotating mode, the first worm 13 is meshed with the first worm wheel 12, the first worm 13 penetrates through the side end of the main support column 2 in an outward movable mode and extends outwards, and a second rotating handle 21 is fixedly connected to the side end of the first worm 13; the second rotating handle 21 is screwed to drive the first worm 13 to rotate, the first worm 13 rotates to drive the first worm wheel 12 to rotate, and the first worm wheel 12 rotates to drive the first screw rod 10 to rotate; the adjusting mechanism comprises two mounting blocks 14 fixedly connected to the top end of the support plate 4, a rotating shaft 15 is rotatably connected between the end parts, close to the two mounting blocks 14, of the rotating shaft 15, a rotating plate 16 is fixedly connected to the circumferential surface of the rotating shaft 15, the dynamic sighting mark display screen 6 is fixedly connected to the side end of the rotating plate 16, a second worm wheel 17 is fixedly connected to the circumferential surface of the rotating shaft 15, a third groove 18 is formed in the support plate 4, a second worm 19 is rotatably connected to the third groove 18, the second worm 19 is meshed with the second worm wheel 17, the second worm 19 movably penetrates through the side end of the support plate 4 outwards and extends outwards, and a first rotating handle 20 is fixedly connected to the side end of the second worm 19; the first rotating handle 20 is screwed to drive the second worm 19 to rotate, the second worm 19 rotates to drive the second worm wheel 17 to rotate, the second worm wheel 17 rotates to drive the rotating shaft 15 to rotate, the rotating shaft 15 rotates to drive the rotating plate 16 to rotate, and the rotating plate 16 drives the dynamic sighting mark display screen 6 to adjust the orientation angle; the top end of the dynamic sighting target display screen 6 is fixedly connected with a camera 7; the eyeball movement of the patient during detection can be recorded, and multiple detections are not needed; the four corners of the bottom end of the bottom plate 1 are fixedly connected with brake universal wheels 5; the position of the device is convenient to move.

The utility model discloses in, it changes 21 and drives first worm 13 and rotate to rotate through twisting the second, first worm 13 rotates and drives first worm wheel 12 and rotates, first worm wheel 12 rotates and drives first lead screw 10 and rotates, first lead screw 10 rotates and to drive vice support column 3 and carry out elevating movement, it can drive second worm 19 and rotate to rotate 20 through twisting first commentaries on classics, second worm 19 rotates and drives second worm wheel 17 and rotate, second worm wheel 17 rotates and drives pivot 15 and rotate, pivot 15 rotates and drives commentaries on classics board 16 and rotate, commentaries on classics board 16 drives dynamic sighting target display screen 6 and carries out towards angular adjustment.

However, as is well known to those skilled in the art, the working principle and wiring method of the dynamic sighting target display 6 and the camera 7 are common and are conventional means or common knowledge, and thus detailed description is omitted here, and those skilled in the art can make any choice according to their needs or convenience.

Above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. Adjustable dynamic adjustment sighting mark device for eyeball movement inspection, which comprises a bottom plate (1) and is characterized in that: the top end of the bottom plate (1) is fixedly connected with a main supporting column (2), a first groove (8) is formed in the main supporting column (2), an auxiliary supporting column (3) is connected in the first groove (8) in a sliding mode, and a group of lifting mechanisms are arranged between the main supporting column (2) and the auxiliary supporting column (3);

the top fixedly connected with backup pad (4) of vice support column (3), the upside of backup pad (4) is equipped with developments sighting mark display screen (6), be equipped with a set of adjustment mechanism that is used for adjusting developments sighting mark display screen (6) orientation angle between backup pad (4) and developments sighting mark display screen (6).

2. The adjustable vision device for dynamically adjusting eyeball movement inspection as claimed in claim 1, wherein the lifting mechanism comprises two first limiting rods (9) fixedly connected in the first groove (8), the auxiliary supporting column (3) is slidably connected on the circumferential surface of the two first limiting rods (9), a first screw (10) is rotatably connected in the first groove (8), and the auxiliary supporting column (3) is in threaded connection on the circumferential surface of the first screw (10).

3. The adjustable dynamic adjustment sighting mark device for eyeball movement examination of claim 2, wherein a second groove (11) is formed in the main supporting column (2), the first lead screw (10) is downwards movably penetrated into the second groove (11), a first worm wheel (12) is fixedly connected to the circumferential surface of the first lead screw (10), a first worm (13) is rotatably connected to the side wall of the second groove (11), the first worm (13) is meshed with the first worm wheel (12), the first worm (13) is outwards movably penetrated through the side end of the main supporting column (2) and outwards extends, and a second rotating handle (21) is fixedly connected to the side end of the first worm (13).

4. The adjustable dynamic adjustment sighting target device for examining the eyeball movement according to claim 1, wherein the adjusting mechanism comprises two mounting blocks (14) fixedly connected to the top end of the supporting plate (4), a rotating shaft (15) is rotatably connected between the adjacent end parts of the two mounting blocks (14), a rotating plate (16) is fixedly connected to the circumferential surface of the rotating shaft (15), the dynamic sighting target display screen (6) is fixedly connected to the side end of the rotating plate (16), a second worm wheel (17) is fixedly connected to the circumferential surface of the rotating shaft (15), a third groove (18) is formed in the supporting plate (4), a second worm (19) is rotatably connected to the third groove (18), the second worm (19) is meshed with the second worm wheel (17), the second worm (19) penetrates through the side end of the supporting plate (4) in an outward movable mode and extends outwards, and a first rotating handle (20) is fixedly connected to the side end of the second worm (19).

5. The adjustable dynamic adjusting sighting target device for eyeball movement examination of claim 4, wherein the top end of the dynamic sighting target display screen (6) is fixedly connected with a camera (7).

6. The adjustable dynamic adjusting sighting target device for eyeball movement examination of any one of claims 1-5, wherein the four corners of the bottom end of the bottom plate (1) are fixedly connected with brake universal wheels (5).