Shielding device for optometry

Abstract

The utility model relates to a shielding device for optometry, which belongs to the technical field of shielding devices and comprises a base, the left side of the base is rotatably sleeved with a threaded rod, the outer side of the threaded rod is in threaded connection with a moving block, the right side of the moving block is slidably sleeved with a sliding rod, and the upper side of the moving block is provided with a dismounting device. A storage device is arranged in the right side of the base; the dismounting device comprises a first connecting column connected to the upper side of the moving block in a threaded mode, a positioning rod fixedly connected to the upper side of the first connecting column, and a second connecting column arranged on the outer side of the positioning rod in a sleeving mode. According to the shielding device for optometry, the first connecting column is fixed to the upper side of the moving block in a threaded mode, the second connecting column is internally inserted into the outer side of the positioning rod, the second connecting column can be placed into the cavity to be stored during later disassembly, protection on the second connecting column and the eye shielding ring is improved during moving, and the overall size can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to shielding device technical field, specifically is a shielding device for optometry examination. BACKGROUND

[0002] The full name of ophthalmology is "ophthalmic disease specialty", which is a discipline studying diseases occurring in the visual system, including eyeballs and tissues associated therewith; ophthalmology generally studies vitreous body, retinal diseases, eye optics, glaucoma and optic neuropathy, cataract and various ophthalmic diseases.

[0003] Through the search, the prior art with the announcement number CN221356842U discloses a shielding device for optometry examination, including the installation board, the inside of the installation board is provided with the sliding slot, the inside of the sliding slot is rotatably connected with the first screw rod, one end of the first screw rod is fixedly connected with the rotating handle, the outside of the first screw rod is provided with the sliding block, the upside of the sliding block is fixedly connected with the height adjusting mechanism, the upside of the height adjusting mechanism is fixedly connected with the position adjusting mechanism, the utility model utilizes the setting of the detection adjusting mechanism, through the setting that the first screw rod is connected with the sliding block screw, the sliding block can be close to the person to be tested, through the setting of the height adjusting mechanism and the position adjusting mechanism, the height and the position of the spacing adjusting mechanism can be adjusted, so that the eyes of the person to be tested can better face the spacing adjusting mechanism, when the eyes to be shielded need to be replaced, only need to place the shielding piece into the spacing adjusting mechanism corresponding to the eyes of the person to be tested, so that the left and right eyes can be switched conveniently and quickly.

[0004] However, the utility model cannot be disassembled and assembled for use, the moving rod or the eye shielding cup is easy to be damaged by knocking against external objects during carrying, and there is a lack of light shielding structure when the eye shielding cup contacts the eyes, so that part of external light is easy to enter the eye shielding cup through the gap between the eye shielding cup and the eyes, which makes the shielding imperfect, and therefore the shielding device for optometry examination is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In view of the defects of the prior art, the utility model provides a shielding device for optometry examination, which has the advantages of convenient disassembly, improved perfection of shielding, etc., and solves the problems that the device cannot be disassembled and assembled for use, the moving rod or the eye shielding cup is easy to be damaged by knocking against external objects during carrying, and there is a lack of light shielding structure when the eye shielding cup contacts the eyes, so that part of external light is easy to enter the eye shielding cup through the gap between the eye shielding cup and the eyes, which makes the shielding imperfect.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a shielding device for optometry, including the base, the left side rotation of base is equipped with the threaded rod, the outside of threaded rod is connected with the moving block, the inside of moving block right side is equipped with the slide rod, the upside of moving block is provided with the dismounting device, the inside of base right side is provided with storage device,

[0007] The dismounting device includes a first connecting column threadedly connected to the upper side of the moving block, a positioning rod fixedly connected to the upper side of the first connecting column, a second connecting column sleeved on the outer side of the positioning rod, two eye shielding rings fixedly connected to the right side of the second connecting column, an extension rod fixedly connected to the middle part of the two eye shielding rings, a shielding cup fixedly connected to the back of the eye shielding ring, and two shielding piece clamping blocks fixedly connected to the side edges of the shielding cup.

[0008] The storage device includes a cover hinged to the upper side of the base and an internal cavity formed in the right side of the base.

[0009] Further, one end of the threaded rod penetrates through the base and extends to the outside thereof, and a threaded column is fixedly connected to the upper side of the moving block.

[0010] Further, the inner wall of the first connecting column is threadedly connected to the outer side of the threaded column, and a soft pad is bonded to the inside of the right side of the base.

[0011] Further, a chin placing groove is formed in the right side of the front end face of the base.

[0012] Further, a through hole is formed in the inside of each of the two shielding piece clamping blocks, and a positioning hole matched with the positioning rod is formed in the inside of the second connecting column.

[0013] Further, the soft pad is a rubber soft pad, and the outer side of the soft pad abuts against the inner wall surface of the cavity.

[0014] Further, two insertion rods are rotationally sleeved on the end portion of the upper side of the first connecting column, and a plurality of insertion grooves matched with the insertion rods are formed in the inside of the side edges of the second connecting column.

[0015] Further, the plurality of insertion grooves are vertically and equidistantly arranged.

[0016] Compared with the prior art, the utility model provides a shielding device for optometry, which has the following beneficial effects:

[0017] 1. The shielding device for optometry is fixed on the upper side of the moving block through the first connecting column, the second connecting column is inserted into the outside of the positioning rod, and in the later dismounting process, all can be stored in the cavity, the protection of the second connecting column and the eye shielding ring is improved during movement, and the overall volume is reduced.

[0018] 2、The shielding device for optometry examination can isolate external light from being refracted into the shielding cup by the eye shielding ring abutting against the skin surface around the eyeball, improve the shielding effect on the eye, solve the problems that the shielding device cannot be disassembled and assembled for use, the moving rod or the eye shielding cup is easy to be damaged by knocking against external objects during carrying, and there is no light shielding structure when the eye shielding cup contacts the eye, so that part of external light can easily enter the eye shielding cup through the gap between the eye shielding cup and the eye, and the shielding is not perfect enough. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a sectional view of the utility model structure;

[0020] Fig. 2 It is a schematic view of the utility model structure;

[0021] Fig. 3 It is a back view of the utility model structure;

[0022] Fig. 4 It is a partial structure perspective view of the shielding cup of the utility model;

[0023] Fig. 5 It is a back structure perspective view of the shielding cup of the utility model.

[0024] In the figure: 1 base, 2 cover, 3 cavity, 4 soft pad, 5 threaded rod, 6 moving block, 7 slide rod, 8 threaded column, 9 first connecting column, 10 second connecting column, 11 insertion slot, 12 insertion rod, 13 positioning rod, 14 eye shielding ring, 15 telescopic rod, 16 chin placing slot, 17 shielding cup, 18 shielding piece clamping block. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] Embodiment one:

[0027] Please refer to Figs. 1 to 5The embodiment of the application discloses a shielding device for optometry, which comprises a base 1, a threaded rod 5 rotatably sleeved on the left side of the base 1, a moving block 6 threadedly connected to the outer side of the threaded rod 5, a sliding rod 7 slidably sleeved on the right side of the moving block 6, a dismounting device arranged on the upper side of the moving block 6, and a storage device arranged in the base 1.

[0028] The threaded rod 5 extends through the base 1 and is arranged outside the base 1, the upper side of the moving block 6 is fixedly connected with a threaded column 8, the inner wall of the first connecting column 9 is threadedly connected to the outer side of the threaded column 8, the right side of the base 1 is adhesively connected with a soft pad 4, the right side of the front end surface of the base 1 is provided with a chin placing groove 16, the two blocking piece clamping blocks 18 are both provided with through holes in the interiors, the interior of the second connecting column 10 is provided with a positioning hole matched with the positioning rod 13, the soft pad 4 is a rubber soft pad, and the outer side of the soft pad 4 abuts against the inner wall surface of the cavity 3.

[0029] Embodiment two:

[0030] Please refer to Figs. 1 to 3 On the basis of the embodiment one, the two insertion rods 12 are rotatably sleeved on the upper end of the first connecting column 9, a plurality of insertion grooves 11 matched with the insertion rods 12 are arranged in the interior of the side of the second connecting column 10, and the plurality of insertion grooves 11 are vertically and equidistantly arranged.

[0031] According to the technical scheme, when the second connecting column 10 vertically moves upwards or downwards, the insertion rod 12 can be clamped into the corresponding insertion groove 11, so that the overall height of the eye shielding ring 14 can be conveniently adjusted.

[0032] The working principle of the above embodiment is as follows:

[0033] The first connecting column 9 and the second connecting column 10 are taken out from the cavity 3, the first connecting column 9 is internally and externally threadedly fixedly connected with the threaded column 8, the second connecting column 10 is inserted on the outer side of the positioning rod 13, and then the plug rod 12 is clamped in the insertion slot 11 to complete the assembly, the chin of the user is abutted against the bottom wall of the chin placing groove 16, the distance between the two eye covering rings 14 is adjusted according to the distance between the eyes and the telescopic rod 15, the threaded rod 5 is rotated to threadedly drive the moving block 6 to drive the eye covering ring 14 to abut against the outer side of the eyes, the eye covering ring 14 can effectively isolate external light from shining into the shielding cup 17, and the shielding effect is improved, when one of the eyes needs to be examined, the light shielding sheet is taken out and inserted into the shielding sheet clamping block 18 at the back of the other shielding cup 17 to block the other end of the shielding cup 17 to achieve shielding, and then the shielding sheet is taken down.

[0034] The mounting mode, the connecting mode or the setting mode disclosed in the embodiment are common mechanical connecting modes, and as long as the beneficial effects can be achieved, the mechanical connecting modes can be implemented.

[0035] It should be noted that, in this document, the relative terms such as first and second are used only to differentiate one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

[0036] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A screening device for optometric examinations, comprising a base (1), characterized in that: The left side of the base (1) is sleeved with a threaded rod (5), the outer side of the threaded rod (5) is threadedly connected with a moving block (6), the inner side of the right side of the moving block (6) is sleeved with a sliding rod (7), the upper side of the moving block (6) is provided with a dismounting device, and the inner side of the right side of the base (1) is provided with a storage device. The dismounting device comprises a first connecting column (9) threadedly connected on the upper side of the moving block (6), a positioning rod (13) fixedly connected on the upper side of the first connecting column (9), a second connecting column (10) sleeved on the outer side of the positioning rod (13), two eye-shielding rings (14) fixedly connected on the right side of the second connecting column (10), an extension rod (15) fixedly connected on the middle part of the two eye-shielding rings (14), a shielding cup (17) fixedly connected on the back of the eye-shielding ring (14), and two shielding piece clamping blocks (18) fixedly connected on the side edges of the shielding cup (17). The storage device comprises a cover (2) hinged on the upper side of the base (1) and an internal cavity (3) opened on the right side of the base (1).

2. A screening device for optometric examinations according to claim 1, characterized in that: One end of the threaded rod (5) penetrates through the base (1) and extends to the outside thereof, and the upper side of the moving block (6) is fixedly connected with a threaded column (8).

3. A screening device for optometric examinations according to claim 2, characterized in that: The inner wall of the first connecting column (9) is threadedly connected on the outer side of the threaded column (8), and the inner side of the right side of the base (1) is bonded with a soft pad (4).

4. The occluder of claim 1, wherein: The right side of the front end face of the base (1) is provided with a chin placing groove (16).

5. The occluder of claim 1, wherein: The inner sides of the two shielding piece clamping blocks (18) are both provided with through holes, and the inner side of the second connecting column (10) is provided with a positioning hole matched with the positioning rod (13).

6. A screening device for optometric examinations according to claim 3, characterized in that: The soft pad (4) is a rubber soft pad, and the outer side of the soft pad (4) abuts against the inner wall surface of the cavity (3).

7. The occluder of claim 1, wherein: The end portion of the upper side of the first connecting column (9) is rotatably sleeved with two plug rods (12), and the inner side of the side edge of the second connecting column (10) is provided with a plurality of plug grooves (11) matched with the plug rods (12).

8. A screening device for optometric examinations according to claim 7, characterized in that: The plurality of plug grooves (11) are vertically and equidistantly arranged.

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