CN217611015U

CN217611015U - Edge changing instrument for detecting eye position

Info

Publication number: CN217611015U
Application number: CN202122920772.5U
Authority: CN
Inventors: 李书印; 刘润安
Original assignee: Xi'an Jiashi Road Vision Medical Technology Co ltd
Current assignee: Xi'an Jiashi Road Vision Medical Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-10-21
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a detect become arris appearance of eye position, but including protecgulum and back lid, protecgulum and back lid lock joint. An adjusting device is arranged between the front cover and the rear cover and connected with the front cover. A first retainer and a second retainer are respectively fixed in the front cover, and a distance is reserved between the first retainer and the second retainer. The adjusting device is connected with the first retainer and the second retainer respectively and used for detecting the eye positions of the first retainer and the second retainer in a rotating mode. The adjusting device is arranged on the first retainer and the second retainer of the front cover, and the eye position is detected by testing the set breaking point of the eyes through rotating on the first retainer and the second retainer.

Description

Edge changing instrument for detecting eye position

Technical Field

The utility model relates to an ophthalmology hangs down visual examination technical field, especially relates to a become arris appearance that detects eye position.

Background

With the popularization and high-speed updating of electronic products, a great number of people use electronic products with excessive eyes, and the phenomenon of low vision occurs. At present, low-vision patients become a large group in society, and the low-vision patients are younger and younger, so that certain life influence and economic burden are brought to common families.

How to obtain the best vision of the low-vision patient is a common concern, namely, the axis of astigmatism of the low-vision patient needs to be accurately checked, and the checking of the axis of astigmatism is mainly realized by a comprehensive optometry instrument and a trial frame. The comprehensive optometry instrument is relatively high in price and inconvenient to carry, and is not suitable for being applied to a plurality of visual detection store shops. Therefore, the examination is performed in most cases by trying on the frame.

However, the existing trial-wearing spectacle frame realizes the myopia and astigmatism check of low-vision patients by inserting the myopia lenses and the astigmatism lenses, but cannot measure the strabismus degree and solve the vision problem of strabismus patients for the patients with strabismus.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a detect arris appearance of eye position detects eye position through adjusting device accuracy.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a variable edge instrument for detecting eye position comprises a front cover and a rear cover, wherein the front cover and the rear cover can be buckled. An adjusting device is arranged between the front cover and the rear cover and connected with the front cover. The adjusting device is used for testing the aggregate breaking point of the eyes by rotating the prism, offsetting the prism degree in the vertical direction and superposing the sighting target with the prism degree in the horizontal direction.

A first retainer and a second retainer are respectively fixed in the front cover, and a distance is reserved between the first retainer and the second retainer.

The adjusting device is connected with the first retainer and the second retainer respectively and used for detecting the eye positions of the first retainer and the second retainer in a rotating mode.

Compared with the prior art, the utility model has the advantages of it is following: adjusting device sets up on the first holder and the second holder of protecgulum, sees the cohesive set rupture point of test line through rotation measurement strabismus on first holder and second holder, reaches the purpose that detects the eye position, and then the data of analysis eye position provides accurate data for follow-up lens prescription.

More preferably: adjusting device includes first gear and second gear, and first gear, second gear all can dismantle with the inner wall of protecgulum and be connected. The first gear and the second gear extend out of the top surface of the front cover. The first gear is meshed with a third gear, the second gear is meshed with a fourth gear, the third gear is meshed with the fourth gear, and the third gear and the fourth gear are both rotationally connected with the front cover. The rear end of the third gear is meshed with a fifth gear, the fifth gear is rotatably connected with the first retainer, a seventh gear is coaxially sleeved at the front end of the fifth gear, and the seventh gear is meshed with the front end of the first gear. The rear end of the fourth gear is meshed with a sixth gear, the sixth gear is rotatably connected with the second retainer, the front end of the sixth gear is coaxially sleeved with an eighth gear, and the eighth gear is meshed with the front end of the second gear.

A first prism is bonded on the fifth gear, a second prism is bonded on the sixth gear, a third prism is bonded on the seventh gear, and a fourth prism is bonded on the eighth gear.

By adopting the technical scheme, the adjusting device forms a three-layer rotating structure, any one of the first gear or the second gear is rotated, the fifth gear, the sixth gear, the seventh gear and the eighth gear can be finally driven to rotate, so that the first prism, the second prism, the third prism and the fourth prism can rotate, the rotation directions of the first prism and the third prism are opposite, the rotation directions of the second prism and the fourth prism are opposite, the prism degrees in the vertical direction are respectively offset in the rotating process, the prism degrees in the horizontal direction are superposed with the sighting marks, the set breaking point of eyes is tested, and the purpose of accurately measuring the eyesight degrees is realized.

More preferably: the fifth gear is annular, and the first prism is inserted with the inner wall of the fifth gear.

By adopting the technical scheme, the first prism is inserted into the fifth gear, and the fifth gear drives the first prism to rotate when rotating, so that the purpose of measuring the degree of one eye is realized.

More preferably: the sixth gear is annular, and the two prisms are inserted into the inner wall of the sixth gear.

By adopting the technical scheme, the second prism is inserted in the sixth gear, and the sixth gear drives the second prism to rotate when rotating, so that the purpose of measuring the degree of the other eye is realized.

The method is further optimized as follows: the first gear is rotationally connected with the inner wall of the front cover.

By adopting the technical scheme, the first gear rotates in the front cover, so that the third gear and the fifth gear are sequentially driven to rotate, and finally the first prism rotates.

The method is further optimized as follows: the second gear is rotationally connected with the inner wall of the front cover.

By adopting the technical scheme, the second gear rotates in the front cover, so that the fourth gear and the sixth gear are sequentially driven to rotate, and finally the second prism is rotated.

The method is further optimized as follows: the back cover is respectively provided with scale lines and a nose support, the scale lines are etched on the surface of the back cover, and the nose support is coated at the bottom of the back cover.

By adopting the technical scheme, the etched scale lines provide accurate basis for measuring the degree of vision, the back cover is separated from the nose through the nose support, and the skin of the nose is protected from being pressed into an impression by the back cover.

The method is further optimized as follows: the nose pad is made of silica gel.

Adopt above-mentioned technical scheme, the nose that adopts silica gel to make holds in the palm the texture softer, reduces the appearance of indentation, brings the comfort when trying on the arris appearance that becomes.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic structural diagram of the adjusting device in the present embodiment;

FIG. 3 is a schematic structural view of the rear cover in the present embodiment;

reference numerals: 1-a front cover; 11-a clamping frame; 12-a clamping groove; 13-a first holder; 14-a second cage; 15-connecting column; 2-rear cover; 21-a nose pad; 22-graduation mark; 3-the temple of the glasses; 4-a regulating device; 41-a first gear; 42-second gear, 43-third gear; 44-a fourth gear; 45-fifth gear; 46-sixth gear; 47-seventh gear; 48-eighth gear.

Detailed Description

The present invention will be described in further detail with reference to fig. 1, 2 and 3.

A prism-changing instrument for detecting eye positions is shown in figure 1 and comprises a front cover 1 and a rear cover 2, wherein the front cover 1 and the rear cover 2 can be buckled. An adjusting device 4 is arranged between the front cover 1 and the back cover 2, and the adjusting device 4 is connected with the front cover 1. The adjusting device 4 is used for testing the aggregate breaking point of the eyes by rotating the prism, offsetting the vertical prism degree and superposing the sighting mark information on the horizontal prism degree.

A first holder 13 and a second holder 14 are fixed in the front cover 1, respectively, and a distance is provided between the first holder 13 and the second holder 14.

The adjusting device 4 is connected with the first holder 13 and the second holder 14, and the adjusting device 4 is used for detecting the eye position when the first holder 13 and the second holder 14 rotate.

Be provided with clip frame 11 on the lateral wall of protecgulum 1, clip frame 11 is used for placing the inserted sheet that matches with the required degree of measurand eyes, and the measurand of being convenient for can be under the condition of the inserted sheet rather than the degree of eyes matching, the visual target in the place ahead clearly sees.

The adjusting device 4 is arranged on the first holder 13 and the second holder 14 of the front cover 1, and the eye position is detected by rotating and measuring the eye set breaking point of the detected person on the first holder 13 and the second holder 14.

Specifically, the adjusting device 4 in this embodiment includes a first gear 41 and a second gear 42, and as shown in fig. 2, the first gear 41 and the second gear 42 are detachably connected to the inner wall of the front cover 1. The first gear 41 and the second gear 42 extend out of the top surface of the front cover 1. The first gear 41 is meshed with a third gear 43, the second gear 42 is meshed with a fourth gear 44, the third gear 43 is meshed with the fourth gear 44, and the third gear 43 and the fourth gear 44 are both in rotating connection with the front cover. The rear end of the third gear 43 is engaged with a fifth gear 45, the fifth gear 45 is rotatably connected with the first holder 13, the front end of the fifth gear 45 is coaxially sleeved with a seventh gear 47, and the seventh gear 47 is engaged with the front end of the first gear 41. The rear end of the fourth gear 44 is engaged with a sixth gear 46, the sixth gear 46 is rotatably connected with the second retainer 14, the front end of the sixth gear is coaxially sleeved with an eighth gear, and the eighth gear is engaged with the front end of the second gear.

The inner wall of the front cover 1 is also provided with a connecting column 15, the connecting column 15 is respectively positioned at the lower left corner of the fifth gear 45 and the lower right corner of the sixth gear 46, and the rear cover 2 is buckled on the front cover 1 through the connecting column 15 when the front cover 1 and the rear cover 2 are installed. The rear cover 2 is connected with the glasses legs 3, and the glasses legs 3 are of a telescopic type and are used for being suitable for different patients to wear.

A first prism is bonded to the fifth gear 45, a second prism is bonded to the sixth gear 46, a third prism is bonded to the seventh gear 47, and a fourth prism is bonded to the eighth gear 48. Adjusting device 4 has constituted three-layer revolution mechanic, specifically is: a first layer of rotating structure is formed between the first gear and the seventh gear, and between the second gear and the eighth gear, a second layer of rotating structure is formed between the first gear and the third gear, and between the second gear and the fourth gear, and a third layer of rotating structure is formed between the fifth gear and the third gear, and between the sixth gear and the fourth gear. Any one of the first gear 41 and the second gear 42 is rotated to finally drive the fifth gear 45, the sixth gear 46, the seventh gear 47 and the eighth gear 48 to rotate, so that the first prism, the second prism, the third prism and the fourth prism are rotated, the rotating directions of the first prism and the third prism, and the rotating directions of the second prism and the fourth prism are opposite, and the eye breaking point of the testee is repeatedly found in the rotating process to achieve the purpose of measuring the eye position.

Specifically, the inside of protecgulum 1 is provided with 2 and presss from both sides groove 12, presss from both sides groove 12 and is used for placing first prism, second prism. One of the clamping grooves 12 is connected with the fifth gear 45, the other clamping groove 12 is connected with the sixth gear 46, and when the fifth gear 45 and the sixth gear 46 rotate, the clamping grooves 12 are driven to rotate, so that the first prism and the second prism are driven to rotate.

Specifically, the first prism is inserted into an inner wall of the fifth gear 45. The first prism is inserted into the fifth gear 45, and the fifth gear 45 drives the first prism to rotate when rotating, so that the purpose of measuring the eye position of one eye is achieved. Meanwhile, the second prism is inserted into the inner wall of the sixth gear 46. The second prism is inserted in the sixth gear 46, and when the sixth gear 46 rotates, the second prism is driven to rotate, so that the purpose of measuring the eye position of the other eye is achieved.

Specifically, the first gear 41 in the present embodiment is rotatably connected to the inner wall of the front cover 1. The first gear 41 is rotated in the front cover 1, so as to sequentially drive the third gear 43 and the fifth gear 45 to rotate, and finally the first prism is rotated.

Specifically, the second gear 42 in this embodiment is rotatably connected to the inner wall of the front cover 1, so that the second gear 42 rotates in the front cover 1, and the fourth gear 44 and the sixth gear 46 are sequentially driven to rotate, and finally the second prism is rotated.

Specifically, the back cover 2 in this embodiment is provided with scale lines 22 and a nose pad 21, as shown in fig. 3, the scale lines 22 are etched on the surface of the back cover 2, and the nose pad 21 covers the bottom of the back cover 2. The etched scale marks 22 provide accurate basis for measuring the eye positions of eyes, the back cover 2 is separated from the nose through the nose support 21, the skin of the nose is protected from being pressed by the back cover 2, and a good protection effect is achieved.

Specifically, the nose pad 21 in this embodiment is made of silica gel, and the nose pad 21 made of silica gel is softer in texture, so that the occurrence of indentations is reduced, and comfort is brought when the edge-changing instrument is tried on.

Principle of operation

With reference to fig. 1, fig. 2 and fig. 3, it is assumed that the working principle of the prism varying instrument is described by taking the rotating first gear 41 as an example, and the specific steps are as follows:

will become the arris appearance and wear at patient's eye, adjust the length of mirror leg 3 and make and become the arris appearance and can rationally comfortably wear at patient's eye to let the patient see the test sighting mark far away. Placing a sphere lens or an astigmatism lens on a clamping piece frame 11, manually rotating a first gear 41, assuming that the first gear 41 rotates clockwise to drive a third gear 43 and a seventh gear 47 to rotate counterclockwise respectively, after the third gear 43 rotates, driving a fifth gear 45 and a fourth gear 44 to rotate clockwise respectively, and at the same time, the first prism rotates clockwise along with a fifth gear 445, the fourth gear 44 rotates to drive a second gear 42 and a sixth gear 46 to rotate counterclockwise respectively, the second prism rotates counterclockwise along with the sixth gear 46, the second gear 42 rotates to drive an eighth gear 48 to rotate clockwise, and the fourth prism rotates clockwise along with the eighth gear 48. And the first prism and the third prism are opposite in rotation direction, the second prism and the fourth prism are opposite in rotation direction, in the process of repeatedly rotating the first gear 41 or the second gear 42, through the opposite rotation directions of the first prism and the third prism, and the second prism and the fourth prism, the sighting mark information is offset in the vertical direction and superposed in the horizontal direction in the test area, when the patient clearly sees that two test lines appear, the scale line on the prism-changing instrument reading back cover 2 is read at the moment, the eye set breaking point can be accurately detected, and then the data of the eye position is analyzed, and accurate data is provided for subsequent lens matching.

In summary, the adjusting device 4 is disposed on the first holder 13 and the second holder 14 of the front cover 1, and the eye position is detected by rotating the adjusting device on the first holder 13 and the second holder 14 to test the eye set breaking point.

This embodiment is only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications without inventive contribution to this embodiment as required after reading this specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims

1. The utility model provides a detect become arris appearance of eye position which characterized in that: the multifunctional bicycle front cover comprises a front cover (1) and a rear cover (2), wherein the front cover (1) and the rear cover (2) can be buckled; an adjusting device (4) is arranged between the front cover (1) and the rear cover (2), and the adjusting device (4) is connected with the front cover (1); the adjusting device (4) is used for testing the set breaking point of the eyes by rotating the prism, offsetting the prism degree in the vertical direction and superposing the sighting mark in the prism degree in the horizontal direction;

a first retainer (13) and a second retainer (14) are respectively fixed in the front cover (1), and a distance is reserved between the first retainer (13) and the second retainer (14);

the adjusting device (4) is connected with the first retainer (13) and the second retainer (14) respectively, and the adjusting device (4) is used for detecting eye positions in the rotating process of the first retainer (13) and the second retainer (14).

2. The edge-changing instrument for detecting an eye position according to claim 1, wherein: the adjusting device (4) comprises a first gear (41) and a second gear (42), and the first gear (41) and the second gear (42) are detachably connected with the inner wall of the front cover (1); the first gear (41) and the second gear (42) both extend out of the top surface of the front cover (1); the first gear (41) is meshed with a third gear (43), the second gear (42) is meshed with a fourth gear (44), the third gear (43) is meshed with the fourth gear (44), and the third gear (43) and the fourth gear (44) are both in rotary connection with the front cover (1); a fifth gear (45) is meshed with the rear end of the third gear (43), and the fifth gear (45) is rotatably connected with the first holder (13); a seventh gear (47) is coaxially sleeved at the front end of the fifth gear (45), and the seventh gear (47) is meshed with the front end of the first gear (41); a sixth gear (46) is meshed at the rear end of the fourth gear (44), the sixth gear (46) is rotatably connected with the second retainer (14), an eighth gear (48) is coaxially sleeved at the front end of the sixth gear (46), and the eighth gear (48) is meshed with the front end of the second gear (42);

a first prism is bonded on the fifth gear (45), a second prism is bonded on the sixth gear (46), a third prism is bonded on the seventh gear (47), and a fourth prism is bonded on the eighth gear (48).

3. The edge-changing instrument for detecting an eye position according to claim 2, wherein: the fifth gear (45) is annular, and the first prism is inserted into the inner wall of the fifth gear (45).

4. The edge-changing instrument for detecting an eye position according to claim 2, wherein: the sixth gear (46) is annular, and the second prism is inserted into the inner wall of the sixth gear (46).

5. The edge-changing instrument for detecting an eye position according to claim 2, wherein: the first gear (41) is rotatably connected with the inner wall of the front cover (1).

6. The edge-changing instrument for detecting an eye position according to claim 2, wherein: the second gear (42) is rotationally connected with the inner wall of the front cover (1).

7. The edge-changing instrument for detecting an eye position according to claim 1, wherein: the novel nose pad is characterized in that scale marks and a nose pad (21) are respectively arranged on the rear cover (2), the scale marks are etched on the surface of the rear cover (2), and the nose pad (21) is coated at the bottom of the rear cover (2).

8. The edge-changing instrument for detecting an eye position according to claim 7, wherein: the nose pad (21) is made of silica gel.