CN218899420U

CN218899420U - Novel oblique visibility survey device

Info

Publication number: CN218899420U
Application number: CN202320128018.4U
Authority: CN
Inventors: 宓瑜泽; 沈琳杰; 刘岳灵; 向宏琰; 程文青; 陈可; 周飞宇; 黄舒炜; 余天宇; 曹伊恩
Original assignee: Wenzhou Medical University
Current assignee: Wenzhou Medical University
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-04-25
Anticipated expiration: 2033-01-13

Abstract

The utility model relates to the technical field of vision detection, and discloses a novel device for measuring the degree of oblique vision, which comprises a cabinet body, an end plate A, an end plate B and a point light source, wherein the end plate A and the end plate B are respectively welded at two ends of the top of the cabinet body; this novel oblique vision measuring device can quantitatively adjust the horizontal position and the height of pointolite, can avoid manual pointolite stability poor of taking, reduces the problem of detection precision, is fit for extensively using widely.

Description

Novel oblique visibility survey device

Technical Field

The utility model relates to the technical field of vision testing, in particular to a novel device for measuring the degree of strabismus.

Background

The device for measuring the degree of strabismus utilizes the cornea light reflection method measuring technology, namely, a light source is held by an inspector, the light source is placed at a position 33cm away from a patient, the height is flush with the sight line of the inspector, the inspector needs to remove glasses, the light source is focused on the point, the inspector observes the position of a reflecting point on the cornea of the eyes of the inspector, so that the eye position of the inspector can be judged, under normal conditions, the reflecting point is positioned at the center of the pupil of the cornea of the inspector, if the reflecting point is not positioned at the position, the eye position is considered to be deviated, and the angle of strabismus can be judged by mapping the reflecting point at the position of the cornea.

The conventional strabismus measuring device has the following disadvantages: the oblique vision measuring device can not quantitatively adjust the horizontal position and the height of the point light source, and can not avoid the problems that the stability of the point light source is poor and the detection precision is reduced when the point light source is manually taken. Accordingly, a person skilled in the art provides a novel device for measuring the degree of oblique vision, so as to solve the problems set forth in the background art.

Disclosure of Invention

The utility model mainly aims to provide a novel strabismus measuring device which can quantitatively adjust the horizontal position and the height of a point light source, can avoid the problems of poor stability and reduced detection precision of manually taking the point light source, and solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a novel device for measuring the degree of oblique vision comprises a cabinet body, an end plate A, an end plate B and a point light source;

the utility model discloses a cabinet, including cabinet body, servo motor, screw, lamp section of thick bamboo and lamp section of thick bamboo are installed through the lamp holder seat in the output shaft of electronic pneumatic cylinder, end plate A and end plate B have been welded respectively at the top both ends of the cabinet body, servo motor is installed through the mount pad to one side of end plate A, the output shaft of servo motor passes through the shaft coupling and is equipped with the screw block through the cover on screw rod, the electronic pneumatic cylinder of screw block's top through the bolt installation, the point light source is installed through the mount pad in lamp section of thick bamboo and the lamp section of thick bamboo to the output shaft of electronic pneumatic cylinder, the camera that has the function of taking photograph to patient's eyes through cutting ferrule and screw installation of the top of lamp section of thick bamboo, the storage hard disk is passed through to the one end of camera.

As still further aspects of the utility model: the top of end plate A passes through the bolt installation servo motor controller, servo motor controller's output passes through the wire with servo motor's input and constitutes the electricity and be connected, thereby utilize servo motor controller be convenient for control servo motor's positive and negative rotation to realize the reset of pointolite.

As still further aspects of the utility model: the output end of the camera is electrically connected with the input end of the storage hard disk through a lead, and the camera is used for shooting and recording reflection points on the cornea of the eyes of the checked person and storing the reflection points in the storage hard disk for recording and storing.

As still further aspects of the utility model: the top of the cabinet body is provided with a sliding groove in an embedded manner between the end plate A and the end plate B, a sliding block is arranged in the sliding groove in a sliding manner, the sliding block is connected with the silk block through a screw, and the silk block and the electric hydraulic cylinder horizontally move on the screw rod due to the fact that the sliding block is limited in the sliding groove, and the point light source is moved to a position 33cm away from eyes of a patient.

As still further aspects of the utility model: one side of the end plate B is embedded with a bearing, and one end part of the screw rod is positioned in the inner rotating ring of the bearing.

As still further aspects of the utility model: one side of the cabinet body is provided with a workbench through bolts, and the bottom of the workbench is provided with a storage drawer through bolts.

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

1. the patient sits in the equipment in the place ahead and towards the pointolite, drive the lead screw through servo motor and rotate, because the sliding block is spacing in the sliding tray, thereby make silk piece and electronic pneumatic cylinder horizontal migration on the lead screw, make pointolite remove to the department 33cm from patient's eyes, drive pointolite and camera vertical movement through electronic pneumatic cylinder, thereby control pointolite height and inspector sight parallel and level, open the pointolite and send light, the inspector needs to take off glasses, the point of gaze light source, the inspector observes the position of glisten point on the inspector's eyes cornea, thereby judge the inspector's position of eyes.

2. The camera is used for shooting and recording the reflection points on the cornea of the eye of the checked person and storing the reflection points in the storage hard disk for recording, the reflection points are transmitted to a computer connected with the camera for measuring and calculating the strabismus degree of the patient according to the position of the reflection points on the cornea of the eye, the problems that the stability of manually taking the point light source is poor and the detection precision is reduced can be avoided, and the servo motor controller is used for conveniently controlling the forward and backward rotation of the servo motor so as to realize the resetting of the point light source.

Drawings

Fig. 1 is a schematic diagram showing the overall structure of a novel device for measuring the degree of oblique vision.

FIG. 2 is a side view of a novel device for measuring oblique visibility of the present utility model.

Fig. 3 is a bottom view of a novel device for measuring the degree of oblique viewing according to the present utility model.

Fig. 4 is a top view of a novel device for measuring oblique visibility according to the present utility model.

In the figure: 1. an end plate A; 2. a servo motor; 3. a servo motor controller; 4. storing a hard disk; 5. a cutting sleeve; 6. a camera; 7. a lamp barrel; 8. a point light source; 9. an electro-hydraulic cylinder; 10. a silk block; 11. a screw rod; 12. an end plate B; 13. a cabinet body; 14. a work table; 15. a storage drawer; 16. a bearing; 17. a sliding groove; 18. a sliding block.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in an embodiment of the present utility model, a novel device for measuring a degree of oblique vision includes a cabinet 13, an end plate A1, an end plate B12, and a point light source 8;

the end plate A1 and the end plate B12 are welded at the top both ends of the cabinet body 13 respectively, the servo motor 2 is installed through the mount pad on one side of the end plate A1, the output shaft of the servo motor 2 is connected with the screw rod 11 through the coupling, the screw rod 11 is sleeved with the screw block 10, the electric hydraulic cylinder 9 is installed at the top of the screw block 10 through the bolt, the lamp tube 7 is installed at the output shaft of the electric hydraulic cylinder 9 through the mount pad, the point light source 8 is installed in the lamp tube 7 through the lamp holder seat, the camera 6 with the function of shooting and recording eyes of a patient is installed at the top of the lamp tube 7 through the cutting sleeve 5 and the screw, and the storage hard disk 4 is installed at one end of the camera 6 through the screw.

The top of the end plate A1 is provided with a servo motor controller 3 through a bolt, and the output end of the servo motor controller 3 is electrically connected with the input end of the servo motor 2 through a wire; the servo motor controller 3 is used for conveniently controlling the forward and reverse rotation of the servo motor 2 so as to realize the resetting of the point light source 8.

Wherein the output end of the camera 6 is electrically connected with the input end of the storage hard disk 4 through a wire; the reflective points on the cornea of the eyes of the checked person are recorded by the camera 6 and stored in the storage hard disk 4 for recording and use.

The top of the cabinet body 13 is embedded with a sliding groove 17 between the end plate A1 and the end plate B12, a sliding block 18 slides in the sliding groove 17, and the sliding block 18 is connected with the wire block 10 through a screw; the sliding block 18 is limited in the sliding groove 17, so that the wire block 10 and the electro-hydraulic cylinder 9 horizontally move on the screw rod 11, and the point light source 8 moves to a position 33cm away from the eyes of a patient.

Wherein, one side of the end plate B12 is embedded with a bearing 16, and one end part of the screw rod 11 is positioned in an inner rotating ring of the bearing 16; the screw rod 11 is enabled to rotate stably, and shaking is avoided.

Wherein, one side of the cabinet 13 is provided with a workbench 14 through bolts, and the bottom of the workbench 14 is provided with a storage drawer 15 through bolts; the workbench 14 is convenient for office use, and the storage drawer 15 is convenient for storing scattered articles for detection.

The working principle of the utility model is as follows: the patient sits in the place ahead of equipment and towards pointolite 8, drive lead screw 11 through servo motor 2 and rotate, because slider 18 is spacing in sliding tray 17, thereby make silk piece 10 and electric hydraulic cylinder 9 horizontal migration on lead screw 11, make pointolite 8 remove to the department 33cm from patient's eyes, drive pointolite 8 and camera 6 vertical migration through electric hydraulic cylinder 9, thereby control pointolite 8 height and inspector sight parallel and level, open pointolite 8 and send out light, the inspector need take off the glasses, the point of view light source 8, the inspector observes the position of glisten on the inspector's cornea, thereby judge the inspector's eye position, and carry out the record and store and use through camera 6 to the glisten on the inspector cornea, be convenient for calculate patient's degree of squint according to the position of glisten on the eye cornea on the computer that connects with it, can avoid manual point of pointolite 8 of taking poor stability, reduce the problem of detection precision, utilize servo motor controller 3 to be convenient for control the rotation of servo motor 8 thereby realize the reset of 8.

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. A novel device for measuring the degree of oblique vision comprises a cabinet body (13), an end plate A (1), an end plate B (12) and a point light source (8);

the method is characterized in that: the utility model discloses a portable electronic device is characterized by comprising a cabinet body (13), an end plate A (1) and an end plate B (12) are welded at the top both ends of the cabinet body (13) respectively, servo motor (2) are installed through the mount pad to one side of end plate A (1), the output shaft of servo motor (2) is equipped with silk piece (10) through the cover on coupling joint lead screw (11) and lead screw (11), electric hydraulic cylinder (9) are installed through the bolt in the top of silk piece (10), electric hydraulic cylinder (9)'s output shaft installs lamp section of thick bamboo (7) and installs pointolite (8) through the lamp holder in lamp section of thick bamboo (7) through the mount pad, camera (6) that have to patient's eyes record function are installed through cutting ferrule (5) and screw to the top of lamp section of thick bamboo (7), the one end of camera (6) is installed through the screw and is stored hard disk (4).

2. The novel strabismus measuring device of claim 1, wherein: the top of end plate A (1) passes through bolt installation servo motor controller (3), the output of servo motor controller (3) passes through the wire with the input of servo motor (2) and constitutes the electricity and be connected.

3. The novel strabismus measuring device of claim 1, wherein: the output end of the camera (6) is electrically connected with the input end of the storage hard disk (4) through a wire.

4. The novel strabismus measuring device of claim 1, wherein: the top of the cabinet body (13) is provided with a sliding groove (17) in an embedded manner between the end plate A (1) and the end plate B (12), a sliding block (18) is arranged in the sliding groove (17) in a sliding manner, and the sliding block (18) is connected with the wire block (10) through a screw.

5. The novel strabismus measuring device of claim 1, wherein: one side of the end plate B (12) is embedded with a bearing (16) and one end part of the screw rod (11) is positioned in an inner rotating ring of the bearing (16).

6. The novel strabismus measuring device of claim 1, wherein: one side of the cabinet body (13) is provided with a workbench (14) through bolts, and the bottom of the workbench (14) is provided with a storage drawer (15) through bolts.