CN108903908B - Eye shade for detecting vision - Google Patents
Eye shade for detecting vision Download PDFInfo
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- CN108903908B CN108903908B CN201810799300.9A CN201810799300A CN108903908B CN 108903908 B CN108903908 B CN 108903908B CN 201810799300 A CN201810799300 A CN 201810799300A CN 108903908 B CN108903908 B CN 108903908B
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- 230000004438 eyesight Effects 0.000 title claims abstract description 15
- 239000011521 glass Substances 0.000 claims description 40
- 238000007689 inspection Methods 0.000 claims description 15
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 210000000078 claw Anatomy 0.000 claims description 11
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 11
- 230000001012 protector Effects 0.000 description 7
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 239000011120 plywood Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 210000003128 head Anatomy 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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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
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
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- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Eyeglasses (AREA)
- Blinds (AREA)
Abstract
The invention discloses an eye shield for detecting eyesight, which comprises a left eye shield and a right eye shield, wherein the left eye shield and the right eye shield respectively comprise a frame body and a lug rack fixed on the frame body; go up the arc pole of fixed part for setting up at frame upside terminal surface, light shade includes the arc shielding plate, is provided with the arc wall on the arc pole, and arc baffle passes through the slider and connects in the arc wall. The eye shade provided by the invention can meet the requirement of accurately checking different people.
Description
Technical Field
The invention relates to the technical field of medical auxiliary equipment, in particular to an eye shield for detecting eyesight.
Background
In the ophthalmic examination, visual acuity examination is a frequently required item. When the eyesight is checked, the eye shielding plate is needed to shield one eye of the checked person, and then the eyesight of the other eye is measured. Common eye protector that hides generally adopts hand-held type shade to shelter from single eye and detect the eyesight of another eye, this kind of tradition hides eye protector simple structure, convenient to use, but in the in-service use, must artificial handheld support, and is not standard a little, will influence the detection effect, can't ensure the accuracy that detects again. An eye shield is provided in patent application No. 201320507905.9, filing date 2013.08.20, entitled "an eye shield".
In the prior art, a wearable eye shield is also manufactured, so that a user can conveniently check and use the eye shield, the application number is 201410127861.6, the application date is 2014.04.01, and the eye shield is provided by the patent named as the 'spectacle frame vision detection shade'. During the use, can wear on the ears like glasses, through the upset of baffle and shelter from the picture frame respectively, reach the effect of sheltering from an eye and carrying out visual detection from this promptly, can avoid the hand-held type to shelter from the not good phenomenon of effect.
The eye shielding device which can be used as a handheld device and can be combined into a wearable device is lacking in the prior art, different crowds can be checked in the practical use, some users have eyes, some users do not have eyes, and the users can perform accurate detection by means of checking lenses in the checking process.
Disclosure of Invention
The invention aims to provide an eye shield for detecting eyesight, which solves the defects in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
a eye shielding device for detecting eyesight comprises a left eye shielding piece and a right eye shielding piece, wherein the left eye shielding piece and the right eye shielding piece respectively comprise a frame body and a lug frame fixed on the frame body, a containing cavity is arranged inside the frame body, the lug frame comprises a lug part and a telescopic part, sliding grooves are formed in two side edges connected to the frame body, the lug part is connected to the other end of the telescopic part, a plurality of positioning grooves are formed in the sliding grooves, and the telescopic part can be inserted into any one of the positioning grooves; a left cross beam is arranged on one side edge of the left eye shading piece, a right cross beam is arranged on the opposite side edge of the right eye shading piece, an insertion piece is arranged on the left cross beam in an extending mode along the length direction, a plurality of elastic bulges with sequentially changed sizes are arranged on the insertion piece, a through hole for the insertion piece to be inserted is formed in the right cross beam and extends inwards along an opening of the through hole, the aperture of the through hole is gradually reduced, and a plurality of round holes for the elastic bulges to be inserted are sequentially formed in the through hole; the glasses fixing mechanism comprises an upper fixing part and a lower fixing part, the lower fixing part is an inward extending part arranged on the lower side edge of the frame body, and the extending part is bent upwards to form a groove for supporting the bottom of the glasses; the upper fixing part is an arc-shaped rod arranged on the upper side end face of the frame, at least two holes are formed in the upper side end face of the frame body, telescopic rods are embedded in the holes, one side edge of the arc-shaped rod is rotatably connected to the end portion of each telescopic rod, and the other side edge of the arc-shaped rod is provided with a clamping part. The shading device comprises an arc-shaped shading plate, a connecting groove is formed in the arc-shaped rod, and the arc-shaped shading plate is connected into the connecting groove through a sliding block.
The eye shield also comprises a nose pad and a sliding part, wherein the nose pad comprises a left nose pad and a right nose pad, arc-shaped grooves are formed in the inner side surfaces of the left cross beam and the right cross beam, the left nose pad and the right nose pad are detachably connected in the arc-shaped grooves through the sliding part, a plurality of positioning holes are formed in the bottoms of the arc-shaped grooves, positioning parts are arranged on the sliding part, and the positioning parts can be fixed in any positioning hole; the left eye shielding piece and the right eye shielding piece can be in butt joint to form a wearable combined frame body, the left nose pad and the right nose pad are arranged along the arc-shaped groove in the combined frame body, and when the arc-shaped groove slides from top to bottom, the distance between the left nose pad and the right nose pad is gradually reduced.
In the eye mask, the nose pad is provided with the claw part, the sliding part is provided with the oval opening, the side surface of the sliding part far away from the nose pad is provided with the concave part for the claw part to be embedded, the number of the concave parts is multiple, and the plurality of the concave parts are arranged along the circumferential direction of the oval opening.
Foretell eye shade still includes outer joint spare, outer joint spare is for following the crossbeam extension that right side crossbeam part side extends, the length of crossbeam extension is less than the length of insert, the medial surface of crossbeam extension is provided with the card strip, the lateral surface of left side crossbeam is provided with a plurality of confessions along length direction the draw-in groove that card strip card was gone into.
The extension part comprises a horizontal part and a bent part, the horizontal part is arranged along the lower side edge of the frame body, the length of the horizontal part is smaller than that of the lower side edge of the frame body, the bent part is an elastic arc hook which is connected with the side edge of the horizontal part and bends upwards, the elastic arc hooks are provided with multiple groups, each group of elastic arc hooks is provided with at least two elastic arc hooks, and the elastic arc hooks are different in hook length so as to clamp the bottoms of the glasses with different thicknesses.
In the eye shade, the opening of the accommodating cavity is located on the upper end face of the frame body, the outer side edge of the arc rod is provided with the arc pressing table, and the arc pressing table can be embedded into the opening of the accommodating cavity to fix the inspection lens.
Foretell eye shade, the lateral surface that holds the chamber is provided with the side opening, the side opening coats and is stamped the lid plywood, the medial surface that covers the plywood is provided with the sealing ring, the one end that covers the plywood is passed through the connector link and is rotated and connect on the frame, the other end that covers the plywood is provided with the button, it is provided with the cavity to correspond on the frame, the button is suitable for and is inserted in the cavity, with right the inspection lens is in hold the outer locking in chamber.
Foretell eye shade, the pars contractilis includes head rod and second connecting rod, the one end of head rod is located in the spout, the other end of head rod is provided with the confession the second connecting rod tip male location chamber, the location chamber is including continuous first section and second section, first section's radial dimension is greater than the second section, be provided with the sealing ring on the inside wall of first section's free end, the sealing ring pass through the gleitbretter with first section's lateral surface is connected, the inside wall of second section is provided with the internal thread, a tip correspondence of second connecting rod is provided with the external screw thread, the connection of hangers is in the other end of second connecting rod.
The eye shade further comprises a light barrier, the two end portions of the arc-shaped rod extend to form connecting portions, mounting holes are formed in the connecting portions, and the light barrier is detachably mounted in the mounting holes.
In the technical scheme, the eye shielding device for detecting eyesight comprises a left eye shielding piece and a right eye shielding piece, wherein accommodating cavities are formed in the frames of the left eye shielding piece and the right eye shielding piece, inspection lenses or shielding pieces can be placed in the accommodating cavities, the left eye shielding piece and the right eye shielding piece can be butted into a wearable combined eye shielding device through a left cross beam and a right cross beam, a glasses fixing mechanism is arranged on the combined eye shielding device and can be used for fixing glasses with different sizes, and meanwhile, a light shielding device can be connected to the glasses fixing mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a front view of an eye shield in an assembled state according to an embodiment of the present invention;
FIG. 2 is a rear view of an assembled state of the eye shield provided by the embodiment of the present invention;
FIG. 3 is a top view of an assembled configuration of an eye shield according to an embodiment of the present invention;
FIG. 4 is a second top view of the assembled state of the eye shield according to the embodiment of the present invention
Fig. 5 is a schematic structural diagram of an ear hanger according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a left eye shield according to an embodiment of the present invention;
fig. 7 is a second schematic structural view of a left eye shield according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a left cross member according to an embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a right cross member according to an embodiment of the present invention;
FIG. 10 is a schematic structural view of an insert provided by an embodiment of the present invention;
fig. 11 is a schematic structural diagram of a through hole according to an embodiment of the present invention;
FIG. 12 is a schematic structural view of an arc-shaped slot according to an embodiment of the present invention;
FIG. 13 is a schematic view of a combination structure of the nose pad according to an embodiment of the present invention;
fig. 14 is a schematic structural diagram of a cover plate according to an embodiment of the present invention;
fig. 15 is a schematic structural diagram of an extension portion according to an embodiment of the present invention.
Description of reference numerals:
1. a left eye shield; 1.1, a left cross beam; 1.1.1, an insert; 1.1.2, elastic bulges; 2. a right eye shield; 2.1, a right cross beam; 2.1.1, through holes; 2.1.2, round holes; 2.1.3, pressing the film; 3. a frame body; 3.1, combining the frame bodies; 3.1.1, holes; 3.1.2, a telescopic rod; 3.2, a sliding chute; 3.3, positioning a groove; 3.4, accommodating cavities; 3.4.1, opening; 3.4.2, side opening; 3.5, covering the plate; 3.5.1, push button; 3.6, a cavity; 4. an ear hanging frame; 4.1, a lug part; 4.2, a telescopic part; 4.2.1, a first connecting rod; 4.2.2, a second connecting rod; 4.2.3, positioning the cavity; 4.2.4, first section; 4.2.5, a second section; 4.2.6, a sealing ring; 5. a glasses fixing mechanism; 5.1, an extension part; 5.1.1, horizontal part; 5.1.2, a bending part; 5.2, arc-shaped rods; 5.2.1, a clamping part; 5.2.2, arc-shaped pressing platforms; 6. an arc-shaped slot; 6.1, positioning holes; 7. a nose pad; 7.1, claw parts; 8. a slider; 8.1, an oval opening; 8.2, concave part.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 15, an eye protector for detecting eyesight provided by an embodiment of the present invention includes a left eye protector 1 and a right eye protector 2, where each of the left eye protector 1 and the right eye protector 2 includes a frame 3 and an ear hanger 4 fixed on the frame 3, the ear hanger 4 includes an ear hanger portion 4.1 and a telescopic portion 4.2, two side edges connected to the frame 3 are both provided with sliding grooves 3.2, the ear hanger portion 4.1 is connected to one end of the telescopic portion 4.2, the sliding groove 3.2 is provided with a plurality of positioning grooves 3.3, and the telescopic portion 4.2 can be inserted into any one of the positioning grooves 3.3; a left cross beam 1.1 is arranged on one side of the left eye shading piece 1, a right cross beam 2.1 is arranged on the opposite side of the right eye shading piece 2, an inserting piece 1.1.1 is arranged on the right cross beam 2.1 in an extending mode along the length direction, a plurality of elastic bulges 1.1.2 with sequentially changed sizes are arranged on the inserting piece 1.1, a through hole 2.1.1 for the inserting piece 1.1.1 to be inserted is arranged on the left cross beam 1.1 and extends inwards along an opening 3.4.1 of the through hole 2.1.1, the aperture of the through hole 2.1.1 is gradually reduced, and a plurality of round holes 2.1.2 for the elastic bulges 1.1.2 to be inserted are sequentially arranged on the through hole 2.1.1; the glasses fixing mechanism 5 comprises an upper fixing part and a lower fixing part, the lower fixing part is an inward extending part 5.1 arranged on the lower side edge of the frame body 3, and the extending part 5.1 is bent upwards to form a groove for supporting the bottoms of the glasses; go up the fixed part for setting up arc 5.2 at frame upside terminal surface, two at least holes 3.1.1 have been seted up to the upside terminal surface of framework 3, all inlay in each hole 3.1.1 and be equipped with telescopic link 3.1.2, arc 5.2 one side edge rotates the tip of connecting at telescopic link 3.1.2, and arc 5.2 opposite side edge sets up block portion 5.2.1. The shading device comprises an arc-shaped shading plate, a connecting groove is formed in the arc-shaped rod, and the arc-shaped shading plate is connected into the connecting groove through a sliding block.
Specifically, the left eye shielding piece 1 and the right eye shielding piece 2 can be used independently, or the left eye shielding piece 1 and the right eye shielding piece 2 can be butted to form a wearable combined eye shielding device, the left eye shielding piece 1 and the right eye shielding piece 2 both comprise a frame body 3 and a lug frame 4 connected to the frame body 3, at least two connected side edges of the frame body 3 are provided with sliding grooves 3.2, one end of a telescopic part 4.2 of the lug frame 4 is limited in the sliding groove 3.2 and can slide along the sliding groove 3.2, the sliding groove 3.2 is provided with a plurality of positioning grooves 3.3 which comprise at least one first positioning groove and one second positioning groove, when the telescopic part 4.2 is fixed in the first positioning groove, the telescopic part 4.2 is connected with the frame body 3 in parallel, and at this time, the left eye shielding piece 1 and the right eye shielding piece 2 can be used independently; when the telescopic part 4.2 is fixed on the second positioning groove, the telescopic part 4.2 is vertically connected with the frame body 3, then the left eye shading piece 1 and the right eye shading piece 2 are butted to form a combined eye shading device through the left beam 1.1 and the right beam 2.1, and the ear hanging frame 4 is hung on the ear of a user and can be used; preferably, an accommodating chamber 3.4 is provided in the frame 3, and a shielding sheet or an inspection lens can be placed in the accommodating chamber 3.4 when in use.
The left eye shielding piece 1 and the right eye shielding piece 2 are detachably connected, such as clamped, inserted or bonded, and can be other connecting methods in the prior art, preferably, a left cross beam 1.1 and a right cross beam 2.1 are respectively arranged on the left eye shielding piece 1 and the right eye shielding piece 2, the right cross beam 2.1 is provided with an insertion piece 1.1.1 in an extending manner along the length direction, the insertion piece 1.1.1 is connected at the middle position of the end surface of the right cross beam 2.1, the cross section size of the insertion piece 1.1.1 is smaller than that of the right cross beam 2.1, a plurality of elastic bulges 1.1.2 are arranged on one side surface of the insertion piece 1.1.1, the size of the elastic bulges 1.1.2 is gradually reduced along the end part of the insertion piece 1.1.1 to the insertion end, a through hole 2.1.1 for the insertion piece 1.1.1 to be inserted is arranged on the left cross beam 1.1, the through hole 2.1 is inwards extended from the opening 3.4.1 of the through hole 2.1, even if the through hole 2.1 is gradually reduced, the through hole is gradually and the through hole is gradually increased in the through hole, the through hole 2, the through hole is sequentially arranged on, when the insert 1.1.1 is inserted into the through hole 2.1.1, the elastic bulge 1.1.2 on the insert 1.1.1 is just embedded into the round hole 2.1.2, the round hole 2.1.2 can penetrate through the left beam 1.1 to form an opening 3.4.1 on the side surface of the left beam 1.1, when the elastic bulge 1.1.2 is embedded into the round hole 2.1.2, the part of the elastic bulge 1.1.2 just extends out of the opening 3.4.1, when the left eye shield 1 and the right eye shield 2 are separated, the elastic bulge 1.1.2 can be separated only by pressing, in addition, the round hole 2.1.2 can also be arranged inside the left beam 1.1, the pressing film 2.1.3 is correspondingly arranged on the side surface of the left beam 1.1, when the insert 1.1.1.1 is inserted into the through hole 2.1.1.1, the elastic bulge 1.1.2.2.2 on the insert 1.1.1.1, when the insert 1.1 is inserted into the through hole 2.1, the left beam 1.1, the pressing film 1.2.2, the right beam 1.1 can be separated by pressing, and the left beam 1.1.1 is connected with the right beam, and the left beam 1.2, the pressing film can, the shape of the combination beam allows the combination eye shield to fit well to the shape of the wearer's face.
When the left eye shield 1 and the right eye shield 2 are butted to form a wearable combined eye shield for use, a glasses fixing mechanism 5 can be arranged on a combined frame body 3.1 of the combined eye shield so as to be convenient for a user with glasses to use during examination, the glasses fixing mechanism 5 can be a separate fixing frame, the fixing frame is connected to the combined frame body 3.1 so as to fix the glasses, in the embodiment, the glasses fixing mechanism 5 comprises an upper fixing part and a lower fixing part, the lower fixing part is an extension part 5.1 which is arranged inwards from the lower side of the combined frame body 3.1, the extension part 5.1 comprises a left extension part and a right extension part, the left extension part is arranged at the lower side of the frame body 3 of the left eye shield 1, the right extension part is arranged at the lower side of the frame body 3 of the right eye shield 2, the length direction of the left extension part and the right extension part is consistent with the shape of the lower side of the frame body 3, the width direction of the left extension part and the right extension part is upwards, thereby support fixedly to the bottom of glasses, the up end of combined frame is provided with hole 3.1.1, hole 3.1.1 has two at least, preferably, hole 3.1.1 has 4, hide the up end of eye piece 1 and the right side and all be provided with two, it is equipped with telescopic link 3.1.2 to hide in hole 3.1.1 embeds in hole 3.1.1, a side of arc pole 5.2 rotates the tip of connecting at telescopic link 3.1.2, another side of arc pole 5.2 is provided with block 5.2.1, when using, rotate arc pole 5.2 and open, put into combined frame with glasses, the bottom of glasses just blocks in the recess of extension 5.1, then rotate arc pole 5.2 and fix the upper end of glasses, block 5.2.1 blocks the upper side of glasses, and simultaneously, to not equidimension glasses, can just block the height of glasses with telescopic link 3.1.2 through adjusting, in order to realize that arc pole 5.2 fixes the fixed upper end of different size glasses. Still be provided with the spread groove on the lateral surface of arc pole 5.2, the arc shielding plate passes through the slider and connects in the spread groove, and when using, can realize the adjustment to the eye shading about the user through sliding the arc shielding plate, and is optional, rotates between arc shielding plate and the slider to be connected, so convenient to use person is to the slip of arc shielding plate when using.
The invention provides an eye shield for detecting eyesight, which comprises a left eye shield 1 and a right eye shield 2, wherein accommodating cavities 3.4 are respectively arranged in frame bodies 3 of the left eye shield 1 and the right eye shield 2, inspection lenses or shielding sheets can be placed in the accommodating cavities 3.4, the left eye shield 1 and the right eye shield 2 can be butted into a wearable combined eye shield through a left beam 1.1 and a right beam 2.1, a glasses fixing mechanism 5 is arranged on the combined eye shield, the glasses fixing mechanism 5 can fix glasses with different sizes, and a shading device can be connected to the glasses fixing mechanism 5.
In the embodiment, preferably, the left eye shielding piece 1 and the right eye shielding piece 2 are butted to form a wearable combined eye shielding device, in order to improve the comfort of a user without glasses, the combined eye shielding device is further provided with a nose pad 7 and a sliding piece 8, the nose pad 7 comprises a left nose pad 7 and a right nose pad 7, the inner side surfaces of the left cross beam 1.1 and the right cross beam 2.1 are provided with arc-shaped grooves 6, the left nose pad 7 and the right nose pad 7 are detachably connected in the arc-shaped grooves 6 through the sliding piece 8, the bottom of the arc-shaped grooves 6 is provided with a plurality of positioning holes 6.1, the sliding piece 8 is provided with a positioning part, and the positioning part can be fixed in any positioning hole 6.; when the left eye shielding piece 1 and the right eye shielding piece 2 are butted to form the wearable combined frame body 3.1, the left nose pad 7 and the right nose pad 7 slide from top to bottom along the arc-shaped groove 6, and the distance between the left nose pad 7 and the right nose pad 7 is gradually reduced. The arc wall 6 makes the distance between left nose pad 7 and the right nose pad 7 can be adjusted, left nose pad 7 and the right nose pad 7 can also be adjusted relative to the bottom side height of frame 3, thereby being suitable for the demands of different users, the positioning part has certain elasticity so as to be clamped in and pulled out of positioning hole 6.1, left nose pad 7 and right nose pad 7 slide along arc wall 6 through slider 8, when sliding to a proper position, press slider 8 down to make positioning part clamped in positioning hole 6.1, so as to fix the position of nose pad 7, when needing to adjust the position of nose pad 7, pull out positioning part from positioning hole 6.1 and start sliding, simultaneously, one end of arc wall 6 is provided with opening 3.4.1, slider 8 can be embedded into arc wall 6 through opening 3.4.1, also can take out slider 8 from arc wall 6 through opening 3.4.1.
In this embodiment, it is preferable that the nose pad 7 is provided with a claw portion 7.1, the slider 8 is provided with an elliptical opening 8.1, a side surface of the slider 8 away from the nose pad 7 is provided with a plurality of concave portions 8.2 into which the claw portion 7.1 is fitted, and the plurality of concave portions 8.2 are provided along a circumferential direction of the elliptical opening 8.1. The nose pad 7 is fixed by inserting the claw 7.1 into the oval opening 8.1, rotating the nose pad 7 to a proper angle, fitting the claw 7.1 into the recess 8.2, and when the nose pad 7 needs to be removed, the nose pad 7 is pressed strongly to make the claw 7.1 separate from the recess 8.2, and then the nose pad 7 is rotated until the claw 7.1 is positioned on the long side of the oval opening 8.1, so that the nose pad 7 can be removed from the slider 8.
In this embodiment, preferably, the clamping device further comprises an outer clamping piece, the outer clamping piece is a beam extension part 5.1 extending along part of the side edge of the right beam 2.1, the length of the beam extension part 5.1 is smaller than that of the insert 1.1.1, a clamping strip is arranged on the inner side surface of the beam extension part 5.1, and a plurality of clamping grooves for clamping the clamping strip are arranged on the outer side surface of the left beam 1.1 along the length direction; the beam extension 5.1 is enclosed outside the insert 1.1.1, the beam extension 5.1 can extend along part of the side of the right beam 2.1, and can also extend along all the sides of the right beam 2.1, when the insert 1.1.1 is inserted into the through hole 2.1.1, the elastic protrusion 1.1.2 on the insert 1.1.1 is embedded into the round hole 2.1.2, so that the left beam 1.1 and the right beam 2.1 are fixed internally, then the clamping strip of the beam extension 5.1 is clamped into the clamping groove, so as to realize the external fixation of the left beam 1.1 and the right beam 2.1, in addition, when the connection distance between the left beam 1.1 and the right beam 2.1 needs to be adjusted, for example, the length after the left beam 1.1 and the right beam 2.1 are connected is increased, the insert 1.1.1.1 is partially drawn out of the through hole 2.1.1 to a proper position, the clamping strip of the beam extension 5.1 is clamped into the clamping groove, so as to realize the fixation between the left beam 1.1 and the right beam 2.1.
In this embodiment, preferably, the extension portion 5.1 includes a horizontal portion 5.1.1 and a bending portion 5.1.2, the horizontal portion 5.1.1 is set inward along the lower side of the frame 3, the length of the horizontal portion 5.1.1 is smaller than that of the lower side of the frame 3, the bending portion 5.1.2 is an elastic circular arc hook connected to the horizontal portion 5.1.1 side and bending upward, the elastic circular arc hook has multiple groups, each group of elastic circular arc hooks has at least two, and the hook length of each group of elastic circular arc hooks is different to form a clamp for the bottoms of glasses with different thicknesses. Horizontal part 5.1.1's length sets up along the downside limit part of framework 3, the different elasticity circular arc hook interval of length sets up, so form from the upper end of elasticity circular arc hook to the direction of bottom on, the distance between inside wall and the framework 3 of elasticity circular arc hook reduces gradually, when putting into extension 5.1 with the less glasses of thickness on, the bottom of glasses just can block into on horizontal part 5.1.1, when putting into extension 5.1 with the great glasses of thickness on, the bottom of glasses is held by the great elasticity circular arc hook of hook length, thereby realize the support and the fixed of glasses bottom.
In this embodiment, preferably, the frame 3 is internally provided with an accommodating cavity 3.4, an opening 3.4.1 of the accommodating cavity 3.4 is located on the upper end surface of the frame 3, an arc-shaped pressing table 5.2.2 is arranged on the outer side edge of the arc-shaped rod 5.2, and the arc-shaped pressing table 5.2.2 can be embedded into the opening 3.4.1 of the accommodating cavity 3.4 to fix the inspection lens; can place the inspection lens in holding chamber 3.4 or shelter from the piece, the outside limit of arc pole 5.2 is provided with the arc and presses platform 5.2.2, the shape that the arc pressed platform 5.2.2 is unanimous with the opening 3.4.1 shape that holds chamber 3.4, put into the inspection lens or shelter from the piece and hold chamber 3.4 in, rotate arc pole 5.2 and make the arc press platform 5.2.2 to imbed into the opening 3.4.1 department that holds chamber 3.4, seal holding chamber 3.4, and simultaneously, to the size of the inspection lens of putting into not simultaneously, press platform 5.2.2.2 to adjust the arc through the length of adjusting telescopic link 3.1.2 and hold the sealed position in chamber 3.4 relatively.
In this embodiment, preferably, the outer side surface of the accommodating cavity 3.4 is provided with a side opening 3.4.2, the side opening 3.4.2 is covered with a cover and a plate 3.5, the inner side surface of the cover and the plate 3.5 is provided with a sealing ring 4.2.6, one end of the cover and the plate 3.5 is rotatably connected to the frame through a connecting buckle, the other end of the cover and the plate 3.5 is provided with a button 3.5.1, the frame is correspondingly provided with a cavity 3.6, and the button 3.5.1 is suitable for being inserted into the cavity 3.6 to lock the inspection lens outside the accommodating cavity 3.4; the inspection glass or the shielding plate can be inserted and removed through the opening 3.4.1 of the receiving chamber 3.4 or the side opening 3.4.2, but the removal of the inspection glass or the shielding plate is facilitated through the side opening 3.4.2, the sealing ring 4.2.6 is provided along the edge of the cover and the plate 3.5, the sealing ring 4.2.6 is made of an elastic material and can be deformed under the condition of being pressed by force to fix the inspection glass or the shielding plate with different specifications, the end of the button 3.5.1 which is pressed relatively is a fixed end, a concave-convex part is arranged on the fixed end, a hole which is complementary to the geometrical shape of the concave-convex part is arranged in the cavity 3.6, when the button 3.5.1 is pressed, the concave-convex part on the button 3.5.1 is combined with the hole in the cavity 3.6, so that the button 3.5.1 can be positioned, meanwhile, when the button 3.5.1 is positioned in the cavity 3.6, a characteristic sound of compression can be emitted, an elastic piece can be arranged in the hole of the cavity 3.6, so as to facilitate the removal of the button 3, in addition, holes of different depths may be provided in the cavity 3.6 to facilitate the fixing of the cover and plate 3.5 to inspection lenses or eyeshades of different thicknesses.
In this embodiment, preferably, the telescopic portion 4.2 includes a first connecting rod 4.2.1 and a second connecting rod 4.2.2, one end of the first connecting rod 4.2.1 is located in the sliding groove 3.2, the other end of the first connecting rod 4.2.1 is provided with a positioning cavity 4.2.3 for inserting the end of the second connecting rod 4.2.2, the positioning cavity 4.2.3 includes a first section 4.2.4 and a second section 4.2.5 which are connected, the radial dimension of the first section 4.2.4 is greater than that of the second section 4.2.5, the inner side wall of the free end of the first section 4.2.4 is provided with a sealing ring 4.2.6, the sealing ring 4.2.6 is connected with the outer side surface of the first section 4.2.4 through a sliding piece, the inner side wall of the second section 4.2.5 is provided with an internal thread, one end of the second connecting rod 4.2.2 is correspondingly provided with an external thread, and the lug portion 4.1 is connected to the other; the radial dimension of the second connecting rod 4.2.2 is matched with the second section 4.2.5, when in use, the second connecting rod 4.2.2 is inserted into the positioning cavity 4.2.3 and passes through the inner side surface thread connection of the first section 4.2.4 and the second section 4.2.5, the adjustment of the length of the telescopic part 4.2 can be realized by rotating the position of the second connecting rod 4.2.2 relative to the first connecting rod 4.2.1, when the telescopic part 4.2 is adjusted to the proper length, the sliding sheet is pushed by fingers, so that the sealing ring 4.2.6 enters the gap between the second connecting rod 4.2.2 and the first section 4.2.4, and the sealing ring 4.2.6 has elasticity to realize the tight connection between the second connecting rod 4.2.2 and the first section 4.2.4.
In this embodiment, preferred, still include the barn door, the both ends extension of arc pole 5.2 is provided with connecting portion, is provided with the mounting hole on the connecting portion, and institute's barn door detachable installs in the mounting hole, and the connecting portion bending has the radian, and the light screen is installed behind connecting portion, can shelter from the light of side to avoid the influence of side light to user's detection eyesight time.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (5)
1. The eye shielding device for detecting eyesight is characterized by comprising a left eye shielding piece and a right eye shielding piece, wherein the left eye shielding piece and the right eye shielding piece respectively comprise a frame body and a lug frame fixed on the frame body, a containing cavity is arranged in the frame body, the lug frame comprises a lug part and a telescopic part, two side edges connected on the frame body are respectively provided with a sliding groove, the lug part is connected to the other end of the telescopic part, the sliding groove is provided with a plurality of positioning grooves, and the telescopic part can be inserted into any one of the positioning grooves;
a left cross beam is arranged on one side edge of the left eye shading piece, a right cross beam is arranged on the opposite side edge of the right eye shading piece, an insertion piece is arranged on the left cross beam in an extending mode along the length direction, a plurality of elastic bulges with sequentially changed sizes are arranged on the insertion piece, a through hole for the insertion piece to be inserted is formed in the right cross beam and extends inwards along an opening of the through hole, the aperture of the through hole is gradually reduced, and a plurality of round holes for the elastic bulges to be inserted are sequentially formed in the through hole;
the glasses fixing mechanism comprises an upper fixing part and a lower fixing part, the lower fixing part is an inward extending part arranged on the lower side edge of the frame body, the extending part is bent upwards to form a groove for supporting the bottoms of the glasses, the upper fixing part is an arc-shaped rod arranged on the upper side end face of the frame body, at least two holes are formed in the upper side end face of the frame body, telescopic rods are embedded in the holes, one side edge of each arc-shaped rod is rotatably connected to the end part of each telescopic rod, and the other side edge of each arc-shaped rod is provided with a clamping part;
the shading device comprises an arc-shaped shading plate, a connecting groove is formed in the arc-shaped rod, and the arc-shaped shading plate is connected into the connecting groove through a sliding block;
the nose pad comprises a left nose pad and a right nose pad, arc-shaped grooves are formed in the inner side surfaces of the left cross beam and the right cross beam, the left nose pad and the right nose pad are detachably connected into the arc-shaped grooves through the sliding parts, a plurality of positioning holes are formed in the bottoms of the arc-shaped grooves, positioning parts are arranged on the sliding parts, and the positioning parts can be fixed in any positioning hole;
the left eye shielding piece and the right eye shielding piece can be in butt joint to form a wearable combined frame body, the left nose pad and the right nose pad are arranged along the arc-shaped groove in the combined frame body, and when the arc-shaped groove slides from top to bottom, the distance between the left nose pad and the right nose pad is gradually reduced.
2. The eye mask according to claim 1, wherein a claw portion is provided on the nose pad, an elliptical opening is provided on the slider, a plurality of recesses into which the claw portion is fitted are provided on a side surface of the slider away from the nose pad, and the plurality of recesses are provided along a circumferential direction of the elliptical opening.
3. The eye shade according to claim 1, further comprising an outer clamping piece, wherein the outer clamping piece is a beam extension part extending along the side edge of the right beam part, the length of the beam extension part is smaller than that of the insertion piece, a clamping strip is arranged on the inner side surface of the beam extension part, and a plurality of clamping grooves for the clamping strip to be clamped into are arranged on the outer side surface of the left beam along the length direction.
4. The eye shelter according to claim 1, wherein the extension portion comprises a horizontal portion and a bent portion, the horizontal portion is arranged inward along the lower side of the frame body, the length of the horizontal portion is smaller than that of the lower side of the frame body, the bent portion is an elastic circular arc hook connected to the side of the horizontal portion and bent upward, the elastic circular arc hooks are provided with multiple groups, each group of the elastic circular arc hooks is provided with at least two groups, and the hook length of each group of the elastic circular arc hooks is different so as to clamp bottoms of glasses with different thicknesses.
5. The eye shield according to claim 1, wherein the opening of the accommodating cavity is located on the upper end face of the frame body, and an arc-shaped pressing table is arranged on the outer side edge of the arc-shaped rod and can be embedded into the opening of the accommodating cavity to fix the inspection lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810799300.9A CN108903908B (en) | 2018-07-19 | 2018-07-19 | Eye shade for detecting vision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810799300.9A CN108903908B (en) | 2018-07-19 | 2018-07-19 | Eye shade for detecting vision |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108903908A CN108903908A (en) | 2018-11-30 |
| CN108903908B true CN108903908B (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810799300.9A Expired - Fee Related CN108903908B (en) | 2018-07-19 | 2018-07-19 | Eye shade for detecting vision |
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| Country | Link |
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| CN (1) | CN108903908B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITBL20070028A1 (en) * | 2007-11-27 | 2009-05-28 | Roberto Cargnel | ARTICULATED CLUTCH OF GLASSES, WITH ASSEMBLED ELEMENTS BY WIRE |
| CN201208252Y (en) * | 2008-05-22 | 2009-03-18 | 中国人民解放军第三军医大学第一附属医院 | Shading glasses |
| CN202822044U (en) * | 2012-10-23 | 2013-03-27 | 桑虹 | Eye massage device with baffle plates |
| CN203673156U (en) * | 2013-12-24 | 2014-06-25 | 王硕 | Light disassembled glasses |
| JP2015147034A (en) * | 2014-01-09 | 2015-08-20 | パナソニックＩｐマネジメント株式会社 | Control method, control device, and eye mask |
| CN203799130U (en) * | 2014-03-27 | 2014-08-27 | 蔡维军 | Eyewear |
| CN206714738U (en) * | 2017-01-03 | 2017-12-08 | 王海凤 | A kind of blinds,eye |
-
2018
- 2018-07-19 CN CN201810799300.9A patent/CN108903908B/en not_active Expired - Fee Related
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| CN108903908A (en) | 2018-11-30 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Yu Inventor after: Song Shimei Inventor before: Song Shimei |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200716 Address after: Department of Ophthalmology, East Hospital, No.5 Donghai Middle Road, Shinan District, Qingdao City, Shandong Province Applicant after: Zhang Yu Address before: 246300 Hong Wan Group, Guan Zhuang village, Guan Zhuang Town, Qianshan, Anqing, Anhui Applicant before: Song Shimei |
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Granted publication date: 20200811 |