CN112869700A

CN112869700A - Ophthalmic eyesight inspection device

Info

Publication number: CN112869700A
Application number: CN202110084406.2A
Authority: CN
Inventors: 郭智勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-06-01

Abstract

The invention relates to the technical field of vision examination, and discloses an ophthalmologic vision examination device which comprises a base and an L-shaped vertical plate, wherein a rotating plate is arranged on the upper surface of the base and positioned on the inner side of the vertical plate, a vision examination table is arranged on the front surface of the rotating plate, a touch screen is arranged on the rear surface of the rotating plate, a height measuring mechanism is arranged on the outer side surface of the vertical plate, a plurality of lamp plates are distributed on the inner side of the rotating plate corresponding to the vision examination table, a touch spring is arranged on the surface of each lamp plate, and rotating shafts are arranged in the middle of the upper surface and the middle of the lower surface of. The visual inspection table adopts a rotary rotating plate design, and the lamp panel of the visual inspection table adopts an independent triggering type design, so that the problem that the light of the traditional visual inspection table illuminates all E-shaped eyes to easily cause dazzling illusion of a tester is solved.

Description

Ophthalmic eyesight inspection device

Technical Field

The invention relates to the technical field of vision examination, in particular to an ophthalmologic vision examination device.

Background

The ophthalmology visual acuity examination is generally carried out by a doctor by using an eye chart to detect a patient, the eye chart is a chart for measuring the visual acuity and is functionally divided into a near-vision chart and a far-vision chart, the eye chart is formulated according to the principle of visual angles, the examination visual acuity is generally divided into a far-vision chart and a near-vision chart, the far-vision chart mostly adopts an international standard eye chart, and the eye chart is formed by 14 lines of E characters with different sizes and different opening directions;

the existing visual acuity chart is generally fixed in an ophthalmologic chamber, not only has single function, but also has large limitation, and is only applied to visual acuity test, and when the existing visual acuity chart is used for testing, all 'E' words can be illuminated by lighting lamp light, and when a tester indicates the corresponding 'E' words, because all 'E' words are lighted, the tester is easy to feel dazzling in eyes, so that the problem of slow recognition speed or wrong recognition is caused. Accordingly, those skilled in the art have provided an ophthalmic vision inspection apparatus to solve the problems set forth in the background art described above.

Disclosure of Invention

The present invention is directed to an ophthalmic vision testing apparatus to solve the problems of the related art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an ophthalmology visual acuity examination device, includes the base, the riser of L type is installed perpendicularly to an upper surface side of base, and the inboard that the upper surface of base is located the riser is provided with changes the board, the front surface of changeing the board is provided with the visual acuity chart, and changes the rear surface of board and be provided with the touch-sensitive screen, the lateral surface of riser is provided with the height finding mechanism, the inboard of changeing the board corresponds the visual acuity chart punishment and distributes and have a plurality of lamp plates, every the surface of lamp plate all is provided with touches the clockwork spring, the upper surface middle part and the lower surface middle part of changeing the board all are provided with the pivot, and the both sides face correspondence.

As a further scheme of the invention: the inner side of the vertical plate is embedded with a second magnetic strip corresponding to the first magnetic strip, the magnetism of the opposite surfaces of the first magnetic strip and the second magnetic strip is opposite, and the rotating plate and the vertical plate are fixed through the first magnetic strip and the second magnetic strip in an attracting mode.

As a still further scheme of the invention: the inside of base is provided with the deposit power, the upper end and the lower extreme of changeing the board all rotate with the inboard lower surface of riser and the upper surface of base respectively through the pivot and be connected, the size of riser and the inboard size looks adaptation that changes the board.

As a still further scheme of the invention: the surface of eye chart is provided with the "E" word mesh that the multirow size is different, the opening direction is different, "E" word mesh that every lamp plate corresponds each line respectively, every the surface of touching the clockwork spring all is provided with independent trigger switch, and there is the clearance in trigger switch and the rear surface of eye chart.

As a still further scheme of the invention: a slot is formed in one side face of the rotating plate corresponding to the vision inspection chart, the size of the slot is matched with that of the vision inspection chart, and the vision inspection chart is inserted into the front surface of the rotating plate through the slot.

As a still further scheme of the invention: a third magnetic stripe is pasted on one side face of the visual acuity chart, a fourth magnetic stripe is pasted at the position, corresponding to the slot, of the inner side wall of the rotating plate, opposite face magnetism of the third magnetic stripe and the fourth magnetic stripe is opposite, and the visual acuity chart and the rotating plate are fixed through the third magnetic stripe and the fourth magnetic stripe in an attracting mode.

As a still further scheme of the invention: the height measuring mechanism comprises a sliding groove arranged in the middle of the outer side face of the vertical plate and scale marks arranged on one side of the sliding groove, a standing plate is arranged at the bottom, located on one side of the vertical plate, of one side face of the base, an adjusting screw is arranged on the inner side of the sliding groove, a connecting sleeve is sleeved on the outer surface of the adjusting screw, a pressing plate is vertically arranged on the outer side face of the connecting sleeve, and a driving motor is arranged at the bottom, located on the adjusting screw, of the inner portion of the.

As a still further scheme of the invention: the bottom end of the adjusting screw rod is connected with the output end of the driving motor, the top end of the adjusting screw rod is rotatably connected with the top end inside the sliding groove, the adjusting screw rod is in threaded connection with the connecting sleeve, one end of the pressing plate is connected with the adjusting screw rod through the connecting sleeve, and a pressure sensor is embedded into the lower surface of the other end of the pressing plate.

Compared with the prior art, the invention has the beneficial effects that: the invention designs an ophthalmologic visual inspection device, in the actual operation, the visual inspection table and a touch screen are integrated by utilizing a rotating plate, so that the visual inspection and the color blindness inspection can be integrally carried out, the problem that the traditional visual inspection and the color blindness inspection are separately detected is solved, the rotating plate design is adopted, the operation is more convenient, in addition, the lamp plate at the rear side of the visual inspection table is illuminated by adopting an independent trigger type design, each line of E words aims at one lamp plate and one trigger switch, the tester can conveniently wave the line of E words by pointing the bar, the lamp plate aimed at the line can be lightened, the problem that the lighting of the traditional visual inspection table illuminates all the E words, the visual inspection trouble of the tester is easily caused by dazzling eyes is solved, and the tester can accurately see the E words pointed by the tester, in addition, the height measuring mechanism and the device are integrated, so that the device can have multiple functions of vision detection, color blindness detection and height detection, the versatility of the vision inspection device is improved, great convenience is provided for the inspection of testers, and the integrated design not only saves the cost, but also reduces the inspection time and improves the inspection efficiency.

Drawings

FIG. 1 is a schematic view of an ophthalmic vision testing apparatus;

FIG. 2 is a schematic view of the installation of a touch screen in an ophthalmic vision testing apparatus;

FIG. 3 is a disassembled view of an ophthalmic vision inspection device;

FIG. 4 is a schematic structural diagram of a height measuring mechanism in the ophthalmic vision testing apparatus;

fig. 5 is a schematic view of the connection between the visual acuity chart and the rotary plate in the ophthalmic visual acuity testing apparatus.

In the figure: 1. a base; 2. rotating the plate; 3. an eye chart; 4. a vertical plate; 5. a touch screen; 51. standing the plate; 52. scale lines; 53. a chute; 54. pressing a plate; 55. adjusting the screw rod; 56. a connecting sleeve; 57. a drive motor; 21. a lamp panel; 22. touching the clockwork spring; 23. a slot; 24. a rotating shaft; 25. a first magnetic stripe; 26. a second magnetic stripe; 27. and a third magnetic strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, in the embodiment of the invention, an ophthalmologic vision inspection apparatus includes a base 1, an L-shaped vertical plate 4 is vertically installed on one side edge of the upper surface of the base 1, a rotating plate 2 is arranged on the upper surface of the base 1 and located on the inner side of the vertical plate 4, an eye chart 3 is arranged on the front surface of the rotating plate 2, a touch screen 5 is arranged on the rear surface of the rotating plate 2, a height measuring mechanism is arranged on the outer side surface of the vertical plate 4, a plurality of lamp panels 21 are distributed on the inner side of the rotating plate 2 corresponding to the eye chart 3, and a touch spring 22 is arranged on the surface of each lamp panel 21; the surface of the visual acuity chart 3 is provided with a plurality of lines of E words with different sizes and different opening directions, each lamp panel 21 corresponds to each line of E words, the surface of each touch spring 22 is provided with an independent trigger switch, a gap exists between the trigger switch and the rear surface of the visual acuity chart 3, a plurality of independent lamp panels 21 are arranged on the inner side of the rotating plate 2 and behind the visual acuity chart 3, each lamp panel 21 is provided with a trigger strip 22, the design is convenient, when a tester utilizes a baton to point on the E words of the line of the visual acuity chart 3, the line is contacted with the trigger strip 22 corresponding to the line change, so as to trigger the trigger switch of the lamp panel 21 corresponding to the rear surface of the line, thereby controlling the lamp panel 21 to light, the line of E words pointed by the tester to light up can be realized, and the tester can accurately see the E words pointed by the tester, the visual acuity test chart 3 solves the problem that the light is all lightened when the traditional visual acuity test chart 3 is checked, so that the E-shaped eyes on the visual acuity test chart 3 are all lightened, and the visual acuity test chart is easy to cause the illusion of dazzling of a tester, each row of E-shaped eyes is adopted for one lamp panel 21, and each lamp panel 21 is provided with an independent trigger switch, so that when the tester points on the E-shaped eyes on the row of the E-shaped eyes by using a baton, the lamp panel 21 corresponding to the E-shaped eyes can be lightened, and the tester can conveniently and accurately see the E-shaped eyes pointed by the tester;

the middle part of the upper surface and the middle part of the lower surface of the rotating plate 2 are both provided with a rotating shaft 24, two side surfaces of the rotating plate 2 are correspondingly provided with first magnetic stripes 25, the inner side surface of the vertical plate 4 is embedded with second magnetic stripes 26 corresponding to the first magnetic stripes 25, the opposite magnetic surfaces of the first magnetic stripes 25 and the second magnetic stripes 26 are opposite, the rotating plate 2 and the vertical plate 4 are fixedly attracted by the first magnetic stripes 25 and the second magnetic stripes 26, the inside of the base 1 is provided with a storage power supply, the upper end and the lower end of the rotating plate 2 are respectively and rotatably connected with the lower surface of the inner side of the vertical plate 4 and the upper surface of the base 1 by the rotating shaft 24, the size of the vertical plate 4 is matched with the size of the inner side of the rotating plate 2, the rotating plate 2 is rotatably connected with the base 1 and the vertical plate 4 by the rotating shaft 24, the rotating plate 2 can be conveniently rotated after the vision test is finished, then the, after the rotation is finished, the first magnetic strip 25 on one side face of the rotating plate 2 and the second magnetic strip 26 on the inner side face of the vertical plate 4 are attracted, so that the surface rotating plate 2 moves in the using process, the touch screen 5 is opened, then the color blindness side view is opened, the color blindness detection can be performed on a tester, and the design of the touch screen 5 enables the operation to be simpler and more convenient, and the integrated design not only reduces the testing time and improves the testing efficiency, but also saves the cost;

a slot 23 is arranged at a position corresponding to the vision inspection table 3 on one side surface of the rotating plate 2, the size of the slot 23 is matched with that of the vision inspection table 3, the vision inspection table 3 is inserted in the front surface of the rotating plate 2 through the slot 23, a third magnetic stripe 27 is pasted on one side surface of the vision inspection table 3, a fourth magnetic stripe is pasted at a position corresponding to the slot 23 on the inner side wall of the rotating plate 2, the magnetism of the opposite surface of the third magnetic stripe 27 and the fourth magnetic stripe is opposite, the vision inspection table 3 and the rotating plate 2 are fixed through the attraction of the third magnetic stripe 27 and the fourth magnetic stripe, the vision inspection table 3 can be conveniently disassembled or replaced through the slot 23, the vision inspection table 3 is divided into a far vision table and a near vision table, therefore, the vision inspection table 3 can be replaced at will according to different tests of testers, during installation, only the vision inspection table 3 needs to be inserted into the rotating plate 2 through the slot 23, after complete insertion, the third magnetic stripe 27 on one side surface of the vision inspection table 3, thereby realizing the fixation of the visual acuity chart 3, and having simple operation and convenient replacement;

the height measuring mechanism comprises a sliding groove 53 arranged in the middle of the outer side surface of the vertical plate 4 and a scale mark 52 arranged on one side of the sliding groove 53, a standing plate 51 is arranged on one side surface of the base 1 and positioned at the bottom of the vertical plate 4, an adjusting screw 55 is arranged on the inner side of the sliding groove 53, a connecting sleeve 56 is sleeved on the outer surface of the adjusting screw 55, a pressing plate 54 is vertically arranged on the outer side surface of the connecting sleeve 56, a driving motor 57 is arranged at the bottom end of the adjusting screw 55 in the vertical plate 4, the bottom end of the adjusting screw 55 is connected with the output end of the driving motor 57, the top end of the adjusting screw 55 is rotatably connected with the top end in the sliding groove 53, the adjusting screw 55 is in threaded connection with the connecting sleeve 56, one end of the pressing plate 54 is connected with the adjusting screw 55 through the connecting sleeve 56, during testing, a tester stands on the standing plate 51, then the driving motor 57 is controlled to rotate in the forward direction through the control switch, so that the adjusting screw 55 is driven to rotate, when the adjusting screw 55 rotates, the connecting sleeve 56 on the surface of the adjusting screw drives the pressing plate 54 to move downwards along the sliding groove 53, further, when the pressing plate 54 moves downwards and presses against the top of the head of the tester, the pressure sensor on the lower surface of the adjusting screw is blocked, a signal is transmitted to the control switch, the control switch controls the driving motor 57 to stop rotating, at the moment, the scale mark 52 pointed by the pressing plate 54 is observed, the height of the tester can be measured, after the testing is finished, the driving motor 57 is controlled to rotate in the reverse direction, the pressing plate 54 is reset, and.

The working principle of the invention is as follows: when the visual inspection chart is used, the visual inspection chart 3 is reasonably selected according to the myopia or hypermetropia conditions tested by a tester, then the tester utilizes the baton to point on the E-shaped eye of each row, when the tester points on a certain row, the E-shaped eye row is in contact with the touch spring 22 on the corresponding lamp panel 21, so that the lamp panel 21 corresponding to the row is triggered to light up, the E-shaped eye of the row is lightened, the tester can accurately see the E-shaped eye pointed by the tester, the problem that the eye pattern of the tester is easily dazzled due to the fact that each E-shaped eye is fully lightened when the traditional visual inspection chart 3 is used for inspection is solved, after the visual inspection is finished, the rotating plate 2 can be rotated to rotate the touch screen 5 to the front side, then the touch screen 5 is opened, the color blindness side view is displayed to the tester, the color blindness test is convenient and simple to operate, the vision inspection device integrates vision inspection, achromatopsia detection and height detection, improves the measurement efficiency, saves a large amount of time and is more convenient to operate.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an ophthalmology eyesight inspection device, includes base (1), its characterized in that, riser (4) of L type are installed perpendicularly to the upper surface one side of base (1), and the upper surface of base (1) is located the inboard of riser (4) and is provided with commentaries on classics board (2), the front surface of commentaries on classics board (2) is provided with eyesight inspection table (3), and the rear surface of commentaries on classics board (2) is provided with touch-sensitive screen (5), the lateral surface of riser (4) is provided with the height finding mechanism, the inboard of commentaries on classics board (2) corresponds eyesight inspection table (3) punishment and has a plurality of lamp plates (21), every the surface of lamp plate (21) all is provided with touches clockwork spring (22), the upper surface middle part and the lower surface middle part of commentaries on classics board (2) all are provided with pivot (24), and the both sides face correspondence of commenta.

2. The ophthalmic vision examination device of claim 1, wherein a second magnetic strip (26) is embedded at a position, corresponding to the first magnetic strip (25), of the inner side surface of the vertical plate (4), the magnetism of the opposite surfaces of the first magnetic strip (25) and the second magnetic strip (26) is opposite, and the rotating plate (2) and the vertical plate (4) are fixed through the attraction of the first magnetic strip (25) and the second magnetic strip (26).

3. The ophthalmologic vision examination apparatus according to claim 1, wherein a storage power supply is arranged in the base (1), the upper end and the lower end of the rotating plate (2) are respectively and rotatably connected with the inner lower surface of the vertical plate (4) and the upper surface of the base (1) through a rotating shaft (24), and the size of the vertical plate (4) is matched with the inner size of the rotating plate (2).

4. The ophthalmic visual acuity test device according to claim 1, wherein the visual acuity test chart (3) has a plurality of rows of different sizes and different opening directions of the E-shaped items on the surface, each lamp panel (21) corresponds to the E-shaped item on each row, an independent trigger switch is arranged on the surface of each trigger spring (22), and a gap exists between the trigger switch and the rear surface of the visual acuity test chart (3).

5. The ophthalmic visual inspection device of claim 1, wherein a slot (23) is formed in a side surface of the rotating plate (2) corresponding to the visual inspection chart (3), the size of the slot (23) is matched with that of the visual inspection chart (3), and the visual inspection chart (3) is inserted into the front surface of the rotating plate (2) through the slot (23).

6. The ophthalmic vision examination device of claim 1, wherein a third magnetic stripe (27) is pasted on one side surface of the vision examination chart (3), a fourth magnetic stripe is pasted on the inner side wall of the rotating plate (2) corresponding to the slot (23), the magnetism of the opposite surface of the third magnetic stripe (27) and the fourth magnetic stripe is opposite, and the vision examination chart (3) and the rotating plate (2) are fixed through the attraction of the third magnetic stripe (27) and the fourth magnetic stripe.

7. The ophthalmologic vision examination device according to claim 1, wherein the height measuring mechanism comprises a chute (53) arranged in the middle of the outer side surface of the vertical plate (4) and a scale mark (52) arranged on one side of the chute (53), a standing plate (51) is arranged on one side surface of the base (1) and positioned at the bottom of the vertical plate (4), an adjusting screw (55) is installed on the inner side of the chute (53), a connecting sleeve (56) is sleeved on the outer surface of the adjusting screw (55), a pressing plate (54) is vertically arranged on the outer side surface of the connecting sleeve (56), and a driving motor (57) is arranged at the bottom end of the adjusting screw (55) in the vertical plate (4).

8. The ophthalmic vision examination device of claim 7, wherein the bottom end of the adjusting screw rod (55) is connected with the output end of the driving motor (57), the top end of the adjusting screw rod (55) is rotatably connected with the top end inside the sliding groove (53), the adjusting screw rod (55) is in threaded connection with the connecting sleeve (56), one end of the pressing plate (54) is connected with the adjusting screw rod (55) through the connecting sleeve (56), and the lower surface of the other end of the pressing plate (54) is embedded with a pressure sensor.