CN109394165B - Self-service eyesight testing device - Google Patents
Self-service eyesight testing device Download PDFInfo
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- CN109394165B CN109394165B CN201811254016.XA CN201811254016A CN109394165B CN 109394165 B CN109394165 B CN 109394165B CN 201811254016 A CN201811254016 A CN 201811254016A CN 109394165 B CN109394165 B CN 109394165B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
- A61B3/032—Devices for presenting test symbols or characters, e.g. test chart projectors
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Abstract
The invention relates to an optometry device, in particular to a self-service optometry device. The technical problem to be solved is as follows: provided is a self-service vision measuring device which can prevent arm ache and reduce labor intensity. The technical scheme of the invention is as follows: a self-help type optometry device comprises a left support, a mounting frame, a bearing seat, a rotating rod, a roller, an optometer, a connecting block, an outer ratchet wheel, an inner ratchet wheel, an annular plate, a soft pawl, a swing pawl and the like; the top of left socle is connected with the installing frame, and the bearing frame is all installed to both sides around the upper portion in the installing frame, and the bearing frame is also all installed to both sides around the lower part in the installing frame, is connected with the bull stick between two bearing frames in front and back. According to the invention, the swing rod is moved downwards by hands, so that the visual chart can rotate clockwise, the vision test can be carried out by watching the plane mirror, the eye shielding plate can move up and down by moving the lifting rod up and down, and people do not need to cover eyes by hands to carry out vision test.
Description
Technical Field
The invention relates to an optometry device, in particular to a self-service optometry device.
Background
Because the cell-phone can give off the radiation, so people watch the cell-phone for a long time and can cause the injury to eyes, thereby can lead to eyesight to descend, people are carrying out optometry at present, it covers an eye to hold the eye-sealing instrument with holding usually, and stand in fixed position, medical personnel are pointing on the visual acuity test table with the hand, survey people's eyesight through this mode, people are acid and pain easily with the handheld eye-sealing instrument arm for a long time, can increase medical personnel's intensity of labour simultaneously, in order to reduce medical personnel's intensity of labour, medical personnel can reduce the time to people optometry, so difficult accurate survey people's eyesight.
Disclosure of Invention
In order to overcome people and carry out the optometry with handheld eye-covering instrument, people are painful easily with handheld eye-covering instrument arm for a long time, can increase medical personnel's intensity of labour's shortcoming simultaneously, and the technical problem who solves is: provided is a self-service vision measuring device which can prevent arm ache and reduce labor intensity.
The technical scheme of the invention is as follows: a self-help type optometry device comprises a left support, a mounting frame, bearing blocks, a rotating rod, a roller, a visual chart, a connecting block, an outer ratchet wheel, an inner ratchet wheel, an annular plate, a soft pawl, a swinging pawl, an elastic pressing sheet, a swinging rod, a right support and a plane mirror, wherein the top of the left support is connected with the mounting frame, the bearing blocks are respectively arranged at the front side and the rear side of the upper part in the mounting frame, the bearing blocks are respectively arranged at the front side and the rear side of the lower part in the mounting frame, the rotating rod is connected between the front bearing block and the rear bearing block, the roller is connected onto the rotating rod, the visual chart is wound between the two rollers, the front part of the lower rotating rod penetrates through the mounting frame, the front end of the lower rotating rod is connected with the connecting block, the rear side of the connecting block is connected with the outer ratchet wheel, the inner ratchet wheel is connected to the inner ratchet, the articulated swing pawl that is connected with of left side face of left support, swing pawl and outer ratchet cooperation, the left side sub-unit connection of left support has elasticity compressing blade, and elasticity compressing blade is located the below of swing pawl, and elasticity compressing blade and swing pawl contact, the front side of annular plate are connected with the swinging arms, and the level crossing has been inlayed at the top of right support, and right support is located the right side of left support, level crossing and visual chart cooperation.
Furthermore, the chair comprises a middle support, a chair and an arc-shaped backrest, wherein the middle support is arranged on the right side of the left support, the chair is connected to the top of the middle support, and the arc-shaped backrest is connected between the left side of the top of the chair and the lower part of the right side face of the mounting frame.
Further, still including lifter, threaded rod, nut, connecting rod, hide eye board and supporting pad, the guiding hole has all been opened to both sides around the seat, is equipped with the lifter in the guiding hole, and the top of lifter is connected with the threaded rod, is equipped with the nut on the threaded rod, is connected with the connecting rod on the nut, is connected with on the connecting rod and hides the eye board, and the bottom of lifter is connected with the supporting pad.
Further, still including fixed sloping block, swing kelly and shell fragment, the lateral surface of two lifter all is connected with a plurality of fixed sloping blocks, and both sides all articulate around the seat top and are connected with the swing kelly, and two guiding holes are located between two swing kellies, and the cooperation of swing kelly and fixed sloping block is connected with the shell fragment between swing kelly and the seat top.
When needing to carry out vision examination, people stand at a proper position, then medical care personnel move the swinging rod downwards by hands, the swinging rod swings downwards to drive the annular plate to rotate clockwise, the annular plate rotates clockwise to drive the soft pawl to rotate clockwise, so that the inner ratchet wheel rotates clockwise, the inner ratchet wheel rotates clockwise to drive the outer ratchet wheel to rotate clockwise, the outer ratchet wheel rotates clockwise to drive the lower rotating rod to rotate clockwise through the connecting block, the lower rotating rod rotates clockwise to drive the lower roller to rotate clockwise, the lower roller rotates clockwise to drive the upper roller to rotate clockwise through the vision test chart, so that the vision test chart rotates clockwise, after the vision test chart rotates clockwise to a proper position, the medical care personnel stop swinging the swinging rod, fonts on the vision chart can appear on the plane mirror, then people cover one eye, and then vision test can be carried out by watching the plane mirror, when people show can continue to transfer the visual chart, medical personnel with the hand swing swinging pendulum rod that makes progress, so can make soft pawl anticlockwise rotation, because the swing pawl can block outer ratchet to can prevent outer ratchet and interior ratchet anticlockwise rotation, after the swinging pendulum rod upwards swing resets, medical personnel with the hand swing swinging pendulum rod that makes progress, so through making the visual chart clockwise turning, thereby can conveniently carry out the optometry to people.
When needs carry out the optometry to people, the inspection personnel sit earlier at the seat to lean on the arc back, cover an eye with the hand afterwards, then watch the visual chart on the level crossing, so can carry out optometry to people, and the inspection personnel can with the hand swing swinging down swinging lever, so do not need medical personnel to with the hand swing down swinging lever, thereby can realize accomplishing optometry by oneself, and can reduce medical personnel's intensity of labour.
People reciprocate the lifter according to the height of self, and the lifter reciprocates and drives the threaded rod and reciprocate, and the threaded rod reciprocates and makes through nut and connecting rod and hide the eye plate and reciprocate, reciprocates to suitable position back when hiding the eye plate, and people will hide the eye plate and cover an eye of oneself, watch the level crossing afterwards, so can make things convenient for people to carry out the optometry.
People can shift out in the fixed sloping piece to the kelly with the outside swing kelly, so to can remove the fixed to the lifter, the shell fragment stretches thereupon, people reciprocate the lifter to suitable position afterwards, then loosen the kelly, can make the kelly card go into in the fixed sloping piece that corresponds under the effect of shell fragment elasticity, so can be fixed to the lifter, thereby do not need people to hold the lifter with the hand, and then can prevent the arm ache.
The invention has the beneficial effects that: according to the invention, the swing rod is moved downwards by hand, so that the visual chart can rotate clockwise, the vision test can be carried out by watching the plane mirror, the eye shielding plate can move up and down by moving the lifting rod up and down, so that people do not need to cover eyes with hands to carry out vision measurement, the clamping rod can be clamped into the corresponding fixed inclined block by the elastic sheet, so that the lifting rod can be fixed, and therefore, people do not need to hold the lifting rod by hands, and further, arm ache can be prevented.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a partial right view structural diagram of the present invention.
In the reference symbols: 1 … left support, 2 … mounting frame, 3 … bearing seat, 4 … rotating rod, 5 … roller, 6 … visual chart, 7 … connecting block, 8 … outer ratchet wheel, 9 … inner ratchet wheel, 10 … annular plate, 11 … soft pawl, 12 … swinging pawl, 13 … elastic pressing sheet, 14 … swinging rod, 15 … right support, 16 … plane mirror, 17 … middle support, 18 … seat, 19 … arc backrest, 20 … lifting rod, 21 … threaded rod, 22 … nut, 23 … connecting rod, 24 … eye shielding plate, 25 … guide hole, 26 … supporting pad, 27 … fixed inclined block, 28 … swinging clamping rod and 29 … elastic sheet.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Example 1
A self-help type optometry device is shown in figure 1-2 and comprises a left support 1, an installation frame 2, bearing seats 3, rotating rods 4, rollers 5, a visual chart 6, a connecting block 7, an outer ratchet wheel 8, an inner ratchet wheel 9, an annular plate 10, a soft pawl 11, a swinging pawl 12, an elastic pressing sheet 13, a swinging rod 14, a right support 15 and a plane mirror 16, wherein the top of the left support 1 is connected with the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the upper part in the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the lower part in the installation frame 2, the rotating rods 4 are connected between the front bearing seat and the rear bearing seat 3, the rollers 5 are connected on the rotating rods 4, the visual chart 6 is wound between the two rollers 5, the front part of the lower rotating rod 4 penetrates through the installation frame 2, the front end of the lower rotating rod 4 is connected with the connecting block 7, the cover has annular plate 10 on downside bull stick 4, annular plate 10 is located the rear side of connecting block 7, be connected with soft pawl 11 on the annular plate 10, soft pawl 11 and the cooperation of interior ratchet 9, the left surface of left support 1 articulates and is connected with swing pawl 12, swing pawl 12 and the cooperation of outer ratchet 8, the left surface sub-unit connection of left support 1 has elasticity pressing sheet 13, elasticity pressing sheet 13 is located the below of swing pawl 12, elasticity pressing sheet 13 and the contact of swing pawl 12, the front side of annular plate 10 is connected with swinging arms 14, level crossing 16 has been inlayed at the top of right support 15, right support 15 is located the right side of left support 1, level crossing 16 and the cooperation of visual acuity chart 6.
Example 2
A self-help type optometry device is shown in figure 1-2 and comprises a left support 1, an installation frame 2, bearing seats 3, rotating rods 4, rollers 5, a visual chart 6, a connecting block 7, an outer ratchet wheel 8, an inner ratchet wheel 9, an annular plate 10, a soft pawl 11, a swinging pawl 12, an elastic pressing sheet 13, a swinging rod 14, a right support 15 and a plane mirror 16, wherein the top of the left support 1 is connected with the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the upper part in the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the lower part in the installation frame 2, the rotating rods 4 are connected between the front bearing seat and the rear bearing seat 3, the rollers 5 are connected on the rotating rods 4, the visual chart 6 is wound between the two rollers 5, the front part of the lower rotating rod 4 penetrates through the installation frame 2, the front end of the lower rotating rod 4 is connected with the connecting block 7, the cover has annular plate 10 on downside bull stick 4, annular plate 10 is located the rear side of connecting block 7, be connected with soft pawl 11 on the annular plate 10, soft pawl 11 and the cooperation of interior ratchet 9, the left surface of left support 1 articulates and is connected with swing pawl 12, swing pawl 12 and the cooperation of outer ratchet 8, the left surface sub-unit connection of left support 1 has elasticity pressing sheet 13, elasticity pressing sheet 13 is located the below of swing pawl 12, elasticity pressing sheet 13 and the contact of swing pawl 12, the front side of annular plate 10 is connected with swinging arms 14, level crossing 16 has been inlayed at the top of right support 15, right support 15 is located the right side of left support 1, level crossing 16 and the cooperation of visual acuity chart 6.
The chair further comprises a middle support 17, a seat 18 and an arc-shaped backrest 19, the middle support 17 is arranged on the right side of the left support 1, the seat 18 is connected to the top of the middle support 17, and the arc-shaped backrest 19 is connected between the left side of the top of the seat 18 and the lower portion of the right side face of the mounting frame 2.
Example 3
A self-help type optometry device is shown in figure 1-2 and comprises a left support 1, an installation frame 2, bearing seats 3, rotating rods 4, rollers 5, a visual chart 6, a connecting block 7, an outer ratchet wheel 8, an inner ratchet wheel 9, an annular plate 10, a soft pawl 11, a swinging pawl 12, an elastic pressing sheet 13, a swinging rod 14, a right support 15 and a plane mirror 16, wherein the top of the left support 1 is connected with the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the upper part in the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the lower part in the installation frame 2, the rotating rods 4 are connected between the front bearing seat and the rear bearing seat 3, the rollers 5 are connected on the rotating rods 4, the visual chart 6 is wound between the two rollers 5, the front part of the lower rotating rod 4 penetrates through the installation frame 2, the front end of the lower rotating rod 4 is connected with the connecting block 7, the cover has annular plate 10 on downside bull stick 4, annular plate 10 is located the rear side of connecting block 7, be connected with soft pawl 11 on the annular plate 10, soft pawl 11 and the cooperation of interior ratchet 9, the left surface of left support 1 articulates and is connected with swing pawl 12, swing pawl 12 and the cooperation of outer ratchet 8, the left surface sub-unit connection of left support 1 has elasticity pressing sheet 13, elasticity pressing sheet 13 is located the below of swing pawl 12, elasticity pressing sheet 13 and the contact of swing pawl 12, the front side of annular plate 10 is connected with swinging arms 14, level crossing 16 has been inlayed at the top of right support 15, right support 15 is located the right side of left support 1, level crossing 16 and the cooperation of visual acuity chart 6.
The chair further comprises a middle support 17, a seat 18 and an arc-shaped backrest 19, the middle support 17 is arranged on the right side of the left support 1, the seat 18 is connected to the top of the middle support 17, and the arc-shaped backrest 19 is connected between the left side of the top of the seat 18 and the lower portion of the right side face of the mounting frame 2.
Still including lifter 20, threaded rod 21, nut 22, connecting rod 23, hide eye board 24 and supporting pad 26, guiding hole 25 has all been opened to seat 18 front and back both sides, is equipped with lifter 20 in the guiding hole 25, and lifter 20's top is connected with threaded rod 21, is equipped with nut 22 on the threaded rod 21, is connected with connecting rod 23 on the nut 22, is connected with on the connecting rod 23 and hides eye board 24, and lifter 20's bottom is connected with supporting pad 26.
Example 4
A self-help type optometry device is shown in figure 1-2 and comprises a left support 1, an installation frame 2, bearing seats 3, rotating rods 4, rollers 5, a visual chart 6, a connecting block 7, an outer ratchet wheel 8, an inner ratchet wheel 9, an annular plate 10, a soft pawl 11, a swinging pawl 12, an elastic pressing sheet 13, a swinging rod 14, a right support 15 and a plane mirror 16, wherein the top of the left support 1 is connected with the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the upper part in the installation frame 2, the bearing seats 3 are respectively arranged on the front side and the rear side of the lower part in the installation frame 2, the rotating rods 4 are connected between the front bearing seat and the rear bearing seat 3, the rollers 5 are connected on the rotating rods 4, the visual chart 6 is wound between the two rollers 5, the front part of the lower rotating rod 4 penetrates through the installation frame 2, the front end of the lower rotating rod 4 is connected with the connecting block 7, the cover has annular plate 10 on downside bull stick 4, annular plate 10 is located the rear side of connecting block 7, be connected with soft pawl 11 on the annular plate 10, soft pawl 11 and the cooperation of interior ratchet 9, the left surface of left support 1 articulates and is connected with swing pawl 12, swing pawl 12 and the cooperation of outer ratchet 8, the left surface sub-unit connection of left support 1 has elasticity pressing sheet 13, elasticity pressing sheet 13 is located the below of swing pawl 12, elasticity pressing sheet 13 and the contact of swing pawl 12, the front side of annular plate 10 is connected with swinging arms 14, level crossing 16 has been inlayed at the top of right support 15, right support 15 is located the right side of left support 1, level crossing 16 and the cooperation of visual acuity chart 6.
The chair further comprises a middle support 17, a seat 18 and an arc-shaped backrest 19, the middle support 17 is arranged on the right side of the left support 1, the seat 18 is connected to the top of the middle support 17, and the arc-shaped backrest 19 is connected between the left side of the top of the seat 18 and the lower portion of the right side face of the mounting frame 2.
Still including lifter 20, threaded rod 21, nut 22, connecting rod 23, hide eye board 24 and supporting pad 26, guiding hole 25 has all been opened to seat 18 front and back both sides, is equipped with lifter 20 in the guiding hole 25, and lifter 20's top is connected with threaded rod 21, is equipped with nut 22 on the threaded rod 21, is connected with connecting rod 23 on the nut 22, is connected with on the connecting rod 23 and hides eye board 24, and lifter 20's bottom is connected with supporting pad 26.
Still including fixed sloping block 27, swing kelly 28 and shell fragment 29, the lateral surface of two lifter 20 all is connected with a plurality of fixed sloping blocks 27, and the front and back both sides at seat 18 top all articulate and are connected with swing kelly 28, and two guiding holes 25 are located between two swing kellies 28, and swing kelly 28 and fixed sloping block 27 cooperate, are connected with shell fragment 29 between swing kelly 28 and the seat 18 top.
When needing to carry out visual acuity test, people stand at a proper position, then medical staff moves the swinging rod 14 downwards by hands, the swinging rod 14 swings downwards to drive the annular plate 10 to rotate clockwise, the annular plate 10 rotates clockwise to drive the soft pawl 11 to rotate clockwise, so that the inner ratchet wheel 9 can rotate clockwise, the inner ratchet wheel 9 rotates clockwise to drive the outer ratchet wheel 8 to rotate clockwise, the outer ratchet wheel 8 rotates clockwise to drive the lower rotating rod 4 to rotate clockwise through the connecting block 7, the lower rotating rod 4 rotates clockwise to drive the lower roller 5 to rotate clockwise, the lower roller 5 rotates clockwise to drive the upper roller 5 to rotate clockwise through the visual acuity chart 6, so that the visual acuity chart 6 can rotate clockwise, after the visual acuity chart 6 rotates clockwise to a proper position, the medical staff stops swinging the swinging rod 14, fonts on the visual acuity chart 6 appear on the plane mirror 16, people cover an eye afterwards, then can carry out the eyesight test through watching level crossing 16, when people show can continue to transfer visual acuity chart 6, medical personnel with upwards swing swinging pendulum 14, so can make soft pawl 11 anticlockwise rotation, because swing pawl 12 can block outer ratchet 8, thereby can prevent outer ratchet 8 and inner ratchet 9 anticlockwise rotation, after 14 upswing of swinging pendulum reset, medical personnel with downwards swing pendulum 14, so through making visual acuity chart 6 clockwise rotation, thereby can conveniently carry out the optometry to people.
When needs carry out the optometry to people, the inspection personnel sit earlier at seat 18 to lean on arc back 19, cover an eye with the hand afterwards, then watch visual acuity chart 6 on the level crossing 16, so can carry out the optometry to people, and the inspection personnel can swing swinging lever 14 downwards with the hand, do not so need medical personnel to swing swinging lever 14 downwards with the hand, thereby can realize accomplishing the optometry by oneself, and can reduce medical personnel's intensity of labour.
People reciprocate lifter 20 according to the height of self, and lifter 20 reciprocates and drives threaded rod 21 and reciprocates, and threaded rod 21 reciprocates and makes through nut 22 and connecting rod 23 and hide eye plate 24 and reciprocate, after hiding eye plate 24 and reciprocate to suitable position, people will hide eye plate 24 and hide an eye of oneself, watch level crossing 16 afterwards, so can make things convenient for people to carry out the optometry.
People swing kelly 28 to the outside with the hand, so can shift out in the fixed sloping block 27 to the kelly to can remove the fixed to lifter 20, shell fragment 29 stretches thereupon, people reciprocate lifter 20 to suitable position afterwards, then loosen the kelly, can make the kelly block go into in the fixed sloping block 27 that corresponds under the effect of shell fragment 29 elasticity, so can be fixed to lifter 20, thereby do not need people to hold lifter 20 with the hand, and then can prevent the arm ache.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (2)
1. The utility model provides a self-service type optometry device, including left socle (1), installing frame (2), bearing frame (3), bull stick (4), cylinder (5) and visual chart (6), the top of left socle (1) is connected with installing frame (2), bearing frame (3) are all installed to both sides around the upper portion in installing frame (2), bearing frame (3) are also all installed to both sides around the lower part in installing frame (2), be connected with bull stick (4) between two front and back bearing frames (3), be connected with cylinder (5) on bull stick (4), around having visual chart (6) between two cylinders (5), installing frame (2) are passed to the front portion of downside bull stick (4), its characterized in that: the device is characterized by further comprising a connecting block (7), an outer ratchet wheel (8), an inner ratchet wheel (9), an annular plate (10), a soft pawl (11), a swinging pawl (12), an elastic pressing sheet (13), a swinging rod (14), a right support (15) and a plane mirror (16), wherein the front end of the lower rotating rod (4) is connected with the connecting block (7), the rear side of the connecting block (7) is connected with the outer ratchet wheel (8), the inner side of the outer ratchet wheel (8) is connected with the inner ratchet wheel (9), the lower rotating rod (4) is sleeved with the annular plate (10), the annular plate (10) is positioned at the rear side of the connecting block (7), the annular plate (10) is connected with the soft pawl (11), the soft pawl (11) is matched with the inner ratchet wheel (9), the left side surface of the left support (1) is hinged with the swinging pawl (12), the swinging pawl (12) is matched with the outer ratchet wheel (8), the lower part, the elastic pressing sheet (13) is located below the swing pawl (12), the elastic pressing sheet (13) is in contact with the swing pawl (12), the front side of the annular plate (10) is connected with a swing rod (14), a plane mirror (16) is embedded at the top of the right support (15), the right support (15) is located on the right side of the left support (1), and the plane mirror (16) is matched with the visual chart (6); the chair is characterized by further comprising a middle support (17), a seat (18) and an arc-shaped backrest (19), wherein the middle support (17) is arranged on the right side of the left support (1), the seat (18) is connected to the top of the middle support (17), and the arc-shaped backrest (19) is connected between the left side of the top of the seat (18) and the lower portion of the right side face of the mounting frame (2); still including lifter (20), threaded rod (21), nut (22), connecting rod (23), hide eye board (24) and supporting pad (26), guiding hole (25) have all been opened to both sides around seat (18), be equipped with lifter (20) in guiding hole (25), the top of lifter (20) is connected with threaded rod (21), be equipped with nut (22) on threaded rod (21), be connected with connecting rod (23) on nut (22), be connected with on connecting rod (23) and hide eye board (24), the bottom of lifter (20) is connected with supporting pad (26).
2. A self-service optometric instrument as defined in claim 1, wherein: still including fixed sloping block (27), swing kelly (28) and shell fragment (29), the lateral surface of two lifter (20) all is connected with a plurality of fixed sloping blocks (27), both sides are all articulated to be connected with swing kelly (28) around seat (18) top, two guiding holes (25) are located between two swing kellies (28), swing kelly (28) and fixed sloping block (27) cooperation are connected with shell fragment (29) between swing kelly (28) and seat (18) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811254016.XA CN109394165B (en) | 2018-10-26 | 2018-10-26 | Self-service eyesight testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811254016.XA CN109394165B (en) | 2018-10-26 | 2018-10-26 | Self-service eyesight testing device |
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| Publication Number | Publication Date |
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| CN109394165A CN109394165A (en) | 2019-03-01 |
| CN109394165B true CN109394165B (en) | 2021-02-09 |
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| CN201811254016.XA Expired - Fee Related CN109394165B (en) | 2018-10-26 | 2018-10-26 | Self-service eyesight testing device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110974153B (en) * | 2019-11-05 | 2022-02-08 | 温州市中心医院 | Slit lamp head position fixing device |
| CN113384232B (en) * | 2021-05-20 | 2023-07-25 | 深圳黑马眼科门诊部 | Ophthalmic vision testing equipment |
| CN113288043A (en) * | 2021-06-23 | 2021-08-24 | 赵雁之 | Device for detecting elasticity of crystalline lens through optical coherent elastography |
| CN114983335B (en) * | 2022-07-18 | 2023-07-18 | 山东大学齐鲁医院 | Teenager vision self-help testing device and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743149A (en) * | 2012-06-27 | 2012-10-24 | 上海师范大学附属第二外国语学校 | Vision detecting device with replaceable visual charts |
| CN202654101U (en) * | 2012-07-03 | 2013-01-09 | 刘梅 | Eye chart |
| CN202920140U (en) * | 2012-11-14 | 2013-05-08 | 代秀玉 | Vision detecting assistant machine |
| CN206333901U (en) * | 2016-09-01 | 2017-07-18 | 阿坝师范学院 | Multifunction students ' physique evaluation apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102247988B1 (en) * | 2013-01-30 | 2021-05-03 | 가부시키가이샤 니데크 | Subjective eye refraction measuring apparatus |
-
2018
- 2018-10-26 CN CN201811254016.XA patent/CN109394165B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102743149A (en) * | 2012-06-27 | 2012-10-24 | 上海师范大学附属第二外国语学校 | Vision detecting device with replaceable visual charts |
| CN202654101U (en) * | 2012-07-03 | 2013-01-09 | 刘梅 | Eye chart |
| CN202920140U (en) * | 2012-11-14 | 2013-05-08 | 代秀玉 | Vision detecting assistant machine |
| CN206333901U (en) * | 2016-09-01 | 2017-07-18 | 阿坝师范学院 | Multifunction students ' physique evaluation apparatus |
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| CN109394165A (en) | 2019-03-01 |
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