Zoom prism eye position measuring instrument for preventing and controlling myopia and amblyopia

Abstract

The utility model discloses a myopia and amblyopia prevention and control zoom prism eye position measuring instrument, which comprises a glasses-shaped measuring instrument body, two lens frames are arranged on the glasses-shaped measuring instrument body, each lens frame is provided with a prism lens, each lens frame is movably connected with a Markov rod lens through a rotating shaft, and each Markov rod lens is provided with a zoom lens. A nose pad mechanism is arranged on the glasses-shaped measuring instrument body, ear supports are movably connected to the two sides of the glasses-shaped measuring instrument body through connecting rods, length adjusting mechanisms are arranged between the connecting rods and the ear supports, an interpupillary distance adjusting mechanism is fixed between the two lens frames, a skin-friendly layer is arranged on the nose pad, and the glasses-shaped measuring instrument body is arranged on the skin-friendly layer. The skin-friendly layer is sequentially provided with a moisture-proof sweat-removing fabric, a skin-friendly layer and an air bag from outside to inside, so that the sweat-removing effect and the use comfort are greatly improved, discomfort caused by direct pressing of the nose is prevented, the length is convenient to adjust, the distance between the two lens frames is convenient to adjust, and use of different people is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of vision measurement, and specifically, to a myopia and amblyopia prevention and control zoom prism eye position measuring instrument. Background Art

[0002] A vision measuring instrument is an instrument for detecting vision.

[0003] According to the patent publication number CN115251826A, a portable binocular strabismus and phoria measuring instrument based on a Maddox rod is disclosed. It can perform binocular measurements. By adjusting the corresponding prism amounts for both eyes, the maximum prism diopter that can be achieved can be increased. It can measure the eye position deviation degrees of binocular horizontal, vertical, and rotational strabismus and perform phoria examinations. The present invention adopts the following technical solutions: It includes two lens frames corresponding to the left eye and the right eye respectively, a prism lens, a Maddox rod lens, an interpupillary distance adjustment mechanism, and a handheld rod. The two lens frames are movably connected through the interpupillary distance adjustment mechanism; the lens frame is provided with a lens groove, the prism lens is rotatably installed in the lens groove, the lens frame is provided with a prism scale disk and an adjustment mechanism I for adjusting the rotation angle of the prism lens, the Maddox rod lens is detachably and cooperatively connected to at least one of the two lens frames, and the Maddox rod lens and the connected lens frame can be relatively rotatably arranged. The outer periphery of the Maddox rod lens is provided with a Maddox rod scale disk; the handheld rod is fixedly connected to one of the two lens frames.

[0004] However, the above-mentioned portable binocular strabismus and phoria measuring instrument based on a Maddox rod has the following defects:

[0005] It does not have a nose rest mechanism. When the patient wears it for a long time, it is easy to press the nose, causing discomfort and poor use comfort. Moreover, it is not convenient to adjust and use according to different patients, and the use comfort is poor.

[0006] For the problems in the related art, no effective solutions have been proposed yet. Utility Model Content

[0007] In view of the problems in the related art, the present utility model proposes a myopia and amblyopia prevention and control zoom prism eye position measuring instrument to overcome the above-mentioned technical problems existing in the existing related technologies.

[0008] To this end, the specific technical solutions adopted by the present utility model are as follows:

[0009] A myopia and amblyopia prevention and control zoom prism eye position measuring instrument, comprising a spectacle-shaped measuring instrument body, two lens frames are arranged on the spectacle-shaped measuring instrument body, a Wollaston prism is arranged on each lens frame, a Maddox rod lens is movably connected to each lens frame through a rotating shaft, a nose pad mechanism is arranged on the spectacle-shaped measuring instrument body, ear hooks are movably connected to both sides of the spectacle-shaped measuring instrument body through connecting rods, a length adjusting mechanism is arranged between the connecting rod and the ear hook, and an interpupillary distance adjusting mechanism is fixed between the two lens frames.

[0010] As a further scheme of the utility model, the nose pad mechanism comprises a 7-shaped rod, one end of the 7-shaped rod is fixedly connected to the lens frame, a connecting rod is fixed to one end of the 7-shaped rod, and one end of the connecting rod is movably connected to a nose pad through a rolling ball.

[0011] As a further scheme of the utility model, a skin-friendly layer is arranged on the nose pad, and the skin-friendly layer is sequentially provided with a moisture-proof and sweat-absorbing fabric, a skin-friendly pad and an airbag from the outside to the inside.

[0012] As a further scheme of the utility model, the moisture-proof and sweat-absorbing fabric is made of polyester fiber material, and one side of the moisture-proof and sweat-absorbing fabric is concave.

[0013] As a further scheme of the utility model, the skin-friendly pad is made of TPR skin-friendly plastic material.

[0014] As a further scheme of the utility model, the length adjusting mechanism comprises a rotating wheel, the connecting rod is movably connected to the ear hook, a driving gear is arranged on the rotating wheel, a step is arranged at one end of the connecting rod, and a driven gear meshing with the driving gear is arranged on the step.

[0015] As a further scheme of the utility model, a strip-shaped groove is arranged on the ear hook, and the rotating wheel is arranged inside the strip-shaped groove.

[0016] As a further scheme of the utility model, the interpupillary distance adjusting mechanism comprises an electric telescopic rod, two ends of the electric telescopic rod are respectively fixedly connected to the two lens frames, and a scale line and a control button are arranged on the electric telescopic rod.

[0017] The beneficial effects of the utility model are as follows: by arranging the nose pad mechanism, a moisture-proof and sweat-absorbing fabric, a skin-friendly pad and an airbag are arranged on the nose pad, which greatly improves the sweat-discharging effect and the use comfort, and prevents discomfort caused by directly pressing the nose. By arranging the length adjusting mechanism, the length can be conveniently adjusted. By arranging the interpupillary distance adjusting mechanism, the distance between the two lens frames can be conveniently adjusted, which is convenient for different people to use. Description of the Drawings

[0018] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required for use in the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other accompanying drawings can be obtained based on these drawings.

[0019] Figure 1 FIG. is a schematic diagram of the overall structure of a myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to an embodiment of the present invention;

[0020] Figure 2 FIG.

[0019] is a side view of a myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to an embodiment of the present invention;

[0021] Figure 3 FIG. Figure 1 is a schematic diagram of the nose pad mechanism of a myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to an embodiment of the present invention;

[0022] Figure 4 FIG. is a schematic diagram of the skin-friendly layer of the nose pad of a myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to an embodiment of the present invention;

[0023] Figure 5 FIG.

[0020] is a schematic diagram of the length adjustment mechanism of a myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to an embodiment of the present invention;

[0024] Figure 6 FIG. Figure 2 is a schematic diagram of the pupil distance adjustment mechanism of a myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to an embodiment of the present invention.

[0025] In the figure:

[0026] 1. Glass-shaped measuring instrument body; 2. Lens frame; 3. Rotating shaft; 4. Maddox rod lens; 5. Nose pad mechanism; 6. Connecting rod; 7. Ear hook; 8. Length adjustment mechanism; 9. Pupil distance adjustment mechanism; 10. L-shaped rod; 11. Ball; 12. Nose pad; 13. Skin-friendly layer; 14. Moisture-proof and sweat-venting fabric; 15. Skin-friendly pad; 16. Airbag; 17. Driven gear; 18. Electric telescopic rod; 19. Scale line; 20. Control button; 21. Rotating wheel. Detailed implementation manners

[0027] To further illustrate the embodiments, the present invention provides accompanying drawings. These accompanying drawings are part of the disclosure of the present invention. They are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those of ordinary skill in the art should be able to understand other possible implementation manners and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0028] According to an embodiment of the present invention, a myopia and amblyopia prevention and control zoom prism eye position measuring instrument is provided.

[0029] Please refer to the attached instructions Figures 1-6 , a myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to an embodiment of the present invention includes a spectacle-shaped measuring instrument body 1, two lens frames 2 are provided on the spectacle-shaped measuring instrument body 1, a prism lens is provided on each lens frame 2, and a Maddox rod lens 4 is movably connected to each lens frame 2 through a rotating shaft 3. A nose pad mechanism 5 is provided on the spectacle-shaped measuring instrument body 1, and ear pads 7 are movably connected to both sides of the spectacle-shaped measuring instrument body 1 through connecting rods 6. A length adjusting mechanism 8 is provided between the connecting rod 6 and the ear pad 7, and an interpupillary distance adjusting mechanism 9 is fixed between the two lens frames 2.

[0030] Greatly improves the sweating effect and use comfort, prevents discomfort caused by directly pressing the nose, facilitates length adjustment, facilitates adjusting the distance between the two lens frames 2, and is convenient for different people to use.

[0031] In one embodiment, please refer to the attached instructions Figures 1-4 , as a further solution of the present invention, the nose pad mechanism 5 includes a 7-shaped rod 10, one end of the 7-shaped rod 10 is fixedly connected to the lens frame 2, a connecting rod is fixed to one end of the 7-shaped rod 10, one end of the connecting rod is movably connected to a nose pad 12 through a rolling ball 11, a skin-friendly layer 13 is provided on the nose pad 12, and a moisture-proof and sweat-absorbing fabric 14, a skin-friendly pad 15 and an airbag 16 are sequentially arranged from outside to inside on the skin-friendly layer 13. The moisture-proof and sweat-absorbing fabric 14 is made of polyester fiber, one side of the moisture-proof and sweat-absorbing fabric 14 is concave, and the skin-friendly pad 15 is made of TPR skin-friendly plastic.

[0032] By providing the nose pad mechanism 5 and arranging the moisture-proof and sweat-absorbing fabric 14, the skin-friendly pad 15 and the airbag 16 on the nose pad 12, the sweating effect and use comfort are greatly improved, and discomfort caused by directly pressing the nose is prevented.

[0033] In another embodiment, please refer to the attached instructions Figures 1-6 , as a further solution of the present invention, the length adjusting mechanism 8 includes a rotating wheel 21, the connecting rod 6 is movably connected to the ear pad 7, a driving gear is provided on the rotating wheel 21, a step is provided at one end of the connecting rod 6, and a driven gear 17 meshing with the driving gear is provided on the step. A strip-shaped groove is provided on the ear pad 7, and the rotating wheel 21 is arranged inside the strip-shaped groove. The interpupillary distance adjusting mechanism 9 includes an electric telescopic rod 18, both ends of the electric telescopic rod 18 are fixedly connected to the two lens frames 2 respectively, and a scale line 19 and a control button 20 are provided on the electric telescopic rod 18.

[0034] By setting the length adjusting mechanism 8, the length can be conveniently adjusted. By setting the interpupillary distance adjusting mechanism 9, the distance between the two lens frames 2 can be conveniently adjusted, which is convenient for different groups of people to use.

[0035] During use, first adjust the distance between the two lens frames 2 on the spectacle shape measuring instrument body 1, as well as the lengths of the connecting rod 6 and the ear hook 7 according to the patient's head shape and face shape. Manually rotate the runner 21 to drive the movement of the connecting rod 6 to match the length for the patient to use. Then, control the telescopic movement of the electric telescopic rod 18 through the control button 20 to adjust the distance between the two lens frames 2 to fit the patient's use. Then, measure the patient's vision by rotating and replacing different Maddox rod lenses 4. By setting the nose pad mechanism 5, a moisture-proof and sweat-absorbing fabric 14, a skin-friendly pad 15 and an airbag 16 are provided on the nose pad 12, which greatly improves the sweat-discharging effect and the use comfort, prevents discomfort caused by directly pressing the nose, is convenient for adjusting the length, is convenient for adjusting the distance between the two lens frames 2, and is convenient for different groups of people to use.

[0036] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A myopia and amblyopia prevention and control zoom prism eye position measuring instrument, comprising a spectacle-shaped measuring instrument body (1), characterized in that: Two lens frames (2) are provided on the spectacle-shaped measuring instrument body (1). Prismatic lenses are provided on each of the lens frames (2). A Maddox rod lens (4) is movably connected to each of the lens frames (2) through a rotating shaft (3). A nose rest mechanism (5) is provided on the spectacle-shaped measuring instrument body (1). Ear hooks (7) are movably connected to both sides of the spectacle-shaped measuring instrument body (1) through connecting rods (6). A length adjustment mechanism (8) is provided between the connecting rod (6) and the ear hook (7). A pupil distance adjustment mechanism (9) is fixed between the two lens frames (2).

2. The myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to claim 1, characterized in that: The nose rest mechanism (5) includes a 7-shaped rod (10). One end of the 7-shaped rod (10) is fixedly connected to the lens frame (2). A connecting rod is fixed to one end of the 7-shaped rod (10). One end of the connecting rod is movably connected to a nose rest (12) through a rolling ball (11).

3. The myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to claim 2, characterized in that: A skin-friendly layer (13) is provided on the nose rest (12). The skin-friendly layer (13) is sequentially provided with a moisture-proof and sweat-venting fabric (14), a skin-friendly pad (15), and an airbag (16) from the outside to the inside.

4. The myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to claim 3, characterized in that: The moisture-proof and sweat-venting fabric (14) is made of polyester fiber. One side of the moisture-proof and sweat-venting fabric (14) is concave.

5. The myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to claim 3, wherein: The skin-friendly pad (15) is made of TPR skin-friendly plastic material.

6. The myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to claim 1, characterized in that: The length adjustment mechanism (8) includes a rotating wheel (21). The connecting rod (6) is movably connected to the ear hook (7). A driving gear is provided on the rotating wheel (21). A step is provided at one end of the connecting rod (6). A driven tooth (17) meshing with the driving gear is provided on the step.

7. A myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to claim 6, characterized in that: A strip-shaped groove is provided on the ear hook (7). The rotating wheel (21) is arranged inside the strip-shaped groove.

8. The myopia and amblyopia prevention and control zoom prism eye position measuring instrument according to claim 1, characterized in that: The pupil distance adjustment mechanism (9) includes an electric telescopic rod (18). The two ends of the electric telescopic rod (18) are respectively fixedly connected to the two lens frames (2). A scale line (19) and a control button (20) are provided on the electric telescopic rod (18).

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