CN219871983U

CN219871983U - Diopter spread correcting device

Info

Publication number: CN219871983U
Application number: CN202320685641.XU
Authority: CN
Inventors: 郑历; 张君
Original assignee: Hangzhou Msk Eye Hospital Co ltd
Current assignee: Hangzhou Msk Eye Hospital Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-10-20
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a refraction spread correcting device which comprises a glasses body and a U-shaped ring, wherein magic tapes matched with the U-shaped ring are arranged at two ends of the U-shaped ring, a connecting frame which is transversely arranged is arranged at one side of the U-shaped ring, a fixed frame and a movable frame are respectively arranged at the bottom end of the connecting frame, through holes are formed in two sides of the top end of the movable frame, guide rods which penetrate through the through holes are symmetrically arranged at the bottom end of the connecting frame, concave lenses which are symmetrically arranged are arranged on the movable frame, and convex lenses which are symmetrically arranged are arranged on the fixed frame. The beneficial effects are that: the principle of Galilean telescope is utilized, and the glasses body and the Galilean telescope which are required by an individual are adopted to carry out diopter correction, so that the Galilean telescope has the capability of improving the brightness and the brightness contrast of an observed object at the same time, and the adjustment of the interval between a concave lens and a convex lens is achieved, so that the diopter of an attached lens is adjusted.

Description

Diopter spread correcting device

Technical Field

The utility model relates to the technical field of glasses, in particular to a diopter spread correcting device.

Background

From amblyopia of young, to myopia of teenagers, high myopia of middle-aged and young, to presbyopia of old people, many people in each age group need to wear glasses to adapt to study and travel in daily life.

As disclosed in the prior patent 201220162965.7, the utility model uses the galileo principle to form a set of refractive correction device by using the attached glasses and the glasses for correcting vision, solves the problem of ametropia of patients, corrects vision, and especially helps highly myopic patients to correct vision, and can be used by myopic and presbyopic people without side effects.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The present utility model provides a refractive error correction device to overcome the above-mentioned problems of the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

the utility model provides a diopter spread orthotic devices, includes glasses body and U type ring, the both ends of U type ring all are equipped with rather than assorted magic subsides, one side of U type ring is equipped with the link that transversely sets up, the bottom of link is equipped with mount and adjustable shelf respectively, the through-hole has all been seted up to the top both sides of adjustable shelf, the bottom symmetry of link is equipped with and runs through the guide arm of through-hole, be equipped with the concave lens that the symmetry set up on the adjustable shelf, be equipped with the convex lens that the symmetry set up on the mount, the mount with all be equipped with respectively on the adjustable shelf with concave lens with the fixed subassembly that convex lens corresponds to be connected.

Preferably, the fixing assembly comprises symmetrically arranged fixing blocks, a first movable block and a second movable block are arranged between the fixing blocks, a first rectangular groove is formed in one side, away from each other, of the first movable block, a second rectangular groove is formed in one side, close to each other, of the fixing blocks, a fixing cavity is formed between the first rectangular groove and the second rectangular groove, symmetrically arranged arc fixing pieces are arranged in the fixing cavity, and are respectively and correspondingly connected with the first rectangular groove and the second rectangular groove through spring rods, and the arc fixing pieces are correspondingly in abutting connection with the concave lens and the convex lens.

Preferably, the fixed frame and the movable frame are respectively provided with a screw rod and a slide rod which penetrate through the first movable block, the second movable block and the two groups of fixed blocks. Screw holes matched with the screw rods are formed in the first movable block and the second movable block.

Preferably, a knob is arranged at one side of one end of the screw rod, which correspondingly extends to the fixed frame and the movable frame, and the screw rod and the threads of the first movable block and the second movable block are in opposite structural design.

Preferably, a limiting piece is arranged at the top end in the through hole, a plurality of uniformly distributed limiting grooves are formed in the top end of the guide rod, and the limiting piece is matched with the limiting grooves.

Preferably, the aperture of the through hole is larger than the diameter of the guide rod, and the glasses body consists of a glasses frame and corrective lenses.

The beneficial effects of the utility model are as follows: the device is worn on the head of a user by utilizing the principle of a Galileo telescope and adopting a glasses body and the Galileo telescope which use diopters required by an individual to carry out diopter correction, wherein the Galileo telescope has the capability of improving the brightness and the brightness contrast of an observed object, the magic tape can be adjusted according to the size of the head of the user by adopting the matching design of a U-shaped ring and the magic tape, the fixed frame is positioned at a fixed position, and the movable frame can be adjusted on the left and right positions on a guide rod so as to achieve the adjustment of the spacing between a concave lens and a convex lens and adjust the diopter of an attached lens; and the fixed component, the fixed frame and the movable frame are matched, so that the concave lens and the convex lens can be quickly replaced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of the wearing of a refractive error correction apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of a refractive error correction device according to an embodiment of the present utility model;

FIG. 3 is a partial side view of a link in a refractive error correction apparatus according to an embodiment of the present utility model;

fig. 4 is a schematic view showing a structure of a fixing component in the refractive error correction apparatus according to the embodiment of the present utility model.

In the figure:

1. a U-shaped ring; 2. a magic tape; 3. a connecting frame; 4. a fixing frame; 5. a movable frame; 6. a through hole; 7. a guide rod; 8. a concave lens; 9. a convex lens; 10. a fixed block; 11. a movable block I; 12. a second movable block; 13. rectangular grooves I; 14. rectangular grooves II; 15. a fixed cavity; 16. an arc-shaped fixing piece; 17. a spring rod; 18. a screw rod; 19. a slide bar; 20. a limiting piece; 21. and a limit groove.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, there is provided a refractive error correction apparatus.

Embodiment one;

as shown in fig. 1-4, the refraction aberration correcting device according to the embodiment of the utility model comprises a glasses body and a U-shaped ring 1, wherein two ends of the U-shaped ring 1 are respectively provided with a magic tape 2 matched with the glasses body, one side of the U-shaped ring 1 is provided with a connecting frame 3 which is transversely arranged, the bottom end of the connecting frame 3 is respectively provided with a fixed frame 4 and a movable frame 5, two sides of the top end of the movable frame 5 are respectively provided with a through hole 6, the bottom end of the connecting frame 3 is symmetrically provided with a guide rod 7 which penetrates through the through hole 6, the movable frame 5 is provided with a concave lens 8 which is symmetrically arranged, the fixed frame 4 is provided with a convex lens 9 which is symmetrically arranged, and the fixed frames 4 and the movable frame 5 are respectively provided with fixing components which are correspondingly connected with the concave lens 8 and the convex lens 9.

Embodiment two;

as shown in fig. 1-4, the fixing assembly comprises a fixing block 10 which is symmetrically arranged, a movable block one 11 and a movable block two 12 which are symmetrically arranged are arranged between the fixing blocks 10, a rectangular groove one 13 is arranged on one side, away from each other, of the movable block one 11 and the movable block two 12, a rectangular groove two 14 is arranged on one side, close to each other, of the fixing block 10, a fixing cavity 15 is formed between the rectangular groove one 13 and the rectangular groove two 14, arc fixing pieces 16 which are symmetrically arranged are arranged in the fixing cavity 15, the arc fixing pieces 16 are respectively in corresponding connection with the rectangular groove one 13 and the rectangular groove two 14 through spring rods 17, every two arc fixing pieces 16 are in corresponding abutting connection with the concave lens 8 and the convex lens 9, screw rods 18 and 19 which penetrate through the movable block one 11, the movable block two 12 and the two groups of the fixing blocks 10 are respectively arranged on the fixing frame 4 and the movable frame 5, and screw rods 18 and 19 which are matched with the screw rods 18 are arranged on the movable block one 11 and the movable block two 12.

Embodiment three;

as shown in fig. 1-4, one end of the screw rod 18 correspondingly extends to one side of the fixed frame 4 and one side of the movable frame 5 are provided with knobs, the screw rod 18, threads of the movable block one 11 and threads of the movable block two 12 are of opposite structural design, a limiting piece 20 is arranged at the top end in the through hole 6, a plurality of uniformly distributed limiting grooves 21 are formed in the top end of the guide rod 7, the limiting piece 20 is matched with the limiting grooves 21, the aperture of the through hole 6 is larger than the diameter of the guide rod 7, and the glasses body consists of a glasses frame and a correcting lens.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

In practical application, the principle of the Galilean telescope is utilized, and the glasses body and the Galilean telescope which use the diopter required by an individual are adopted to carry out diopter correction, so that the Galilean telescope has the capability of improving the brightness and the brightness contrast of an observed object; the fixed frame 4 is positioned at a fixed position, the movable frame 5 can be adjusted in left and right positions on the guide rod 7 so as to achieve the adjustment of the distance between the concave lens 8 and the convex lens 9, when the position of the movable frame 5 needs to be adjusted, the movable frame 5 is lifted up to separate the limiting piece 20 in the through hole 6 from the limiting groove 21, at the moment, the movable frame 5 can be moved left and right to a proper position, then the movable frame 5 is loosened, the movable frame 5 is pulled down under the gravity of the movable frame 5 and hung on the guide rod 7, and the limiting piece 20 is inserted into the limiting groove 21 so that the movable frame 5 cannot move by itself; when the corresponding concave lens 8 and convex lens 9 need to be replaced, the screw rod 18 can be driven to rotate through the knob, and the threads are of opposite structural design, so that the first movable block 11 and the second movable block 12 are carried out on the slide rod 19 along with the rotation of the screw rod 18, the space size of the fixed cavity 15 is adjusted, the arc-shaped fixing piece 16 is driven by the spring rod 17 to fix the concave lens 8 and the convex lens 9, and the concave lens 8 and the convex lens 9 can be replaced and installed rapidly.

In summary, by means of the above technical solution of the present utility model, the principle of the galilean telescope is utilized, and the glasses body and the galilean telescope using the diopter required by the individual are adopted to perform diopter correction, the galilean telescope has the capability of improving the brightness and the bright-dark contrast of the observed object at the same time, the device can be worn on the head of the user through the matching design of the U-shaped ring 1 and the magic tape 2, the magic tape 2 can be adjusted according to the size of the head of the user, the matching design of the fixed frame 4 and the movable frame 5, the fixed frame 4 is in a fixed position, and the movable frame 5 can be adjusted on the guide rod 7 in the left-right position, so as to achieve the adjustment of the space between the concave lens 8 and the convex lens 9, so as to adjust the diopter of the attached lens. The concave lens 8 and the convex lens 9 can be quickly replaced by the matched design of the fixed component, the fixed frame 4 and the movable frame 5.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a diopter spread orthotic devices, includes glasses body and U type ring (1), its characterized in that, the both ends of U type ring (1) all are equipped with rather than assorted magic subsides (2), one side of U type ring (1) is equipped with transversely setting's link (3), the bottom of link (3) is equipped with mount (4) and adjustable shelf (5) respectively, through-hole (6) have all been seted up to the top both sides of adjustable shelf (5), the bottom symmetry of link (3) is equipped with runs through guide arm (7) of through-hole (6), be equipped with concave lens (8) that the symmetry set up on adjustable shelf (5), be equipped with convex lens (9) that the symmetry set up on mount (4), mount (4) with all be equipped with respectively on adjustable shelf (5) with concave lens (8) with the fixed subassembly that convex lens (9) are corresponding to be connected.

2. The refraction aberration correcting device according to claim 1, wherein the fixing assembly comprises symmetrically arranged fixing blocks (10), two groups of movable blocks (11) and two movable blocks (12) are symmetrically arranged between the fixing blocks (10), one sides of the movable blocks (11) and the movable blocks (12) which are far away from each other are respectively provided with a rectangular groove (13), two groups of the fixing blocks (10) are respectively provided with a rectangular groove (14) at one side which is close to each other, a fixing cavity (15) is formed between the rectangular grooves (13) and the rectangular grooves (14), arc fixing pieces (16) which are symmetrically arranged are arranged in the fixing cavity (15), the arc fixing pieces (16) are respectively correspondingly connected with the rectangular grooves (13) and the rectangular grooves (14) through spring rods (17), and the arc fixing pieces (16) are correspondingly in collision with the concave lenses (8) and the convex lenses (9).

3. The refractive error correction device according to claim 2, wherein screw rods (18) and sliding rods (19) penetrating through the first movable block (11), the second movable block (12) and the two groups of fixed blocks (10) are respectively arranged on the fixed frame (4) and the movable frame (5), and threaded holes matched with the screw rods (18) are formed in the first movable block (11) and the second movable block (12).

4. A refractive error correction device according to claim 3, wherein one end of the screw (18) extends to one side of the fixed frame (4) and the movable frame (5) respectively, a knob is provided, and the screw (18) and the threads of the movable block one (11) and the movable block two (12) are of opposite structural design.

5. The refractive error correction device according to claim 4, wherein a limiting piece (20) is arranged at the top end in the through hole (6), a plurality of uniformly distributed limiting grooves (21) are formed in the top end of the guide rod (7), and the limiting piece (20) is matched with the limiting grooves (21).

6. A refractive error correction apparatus according to claim 5, wherein the aperture of the through hole (6) is larger than the diameter of the guide rod (7), and the spectacle body consists of a frame and a corrective lens.