CN212730148U - Anti-fog eye shield - Google Patents
Anti-fog eye shield Download PDFInfo
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- CN212730148U CN212730148U CN202020476673.5U CN202020476673U CN212730148U CN 212730148 U CN212730148 U CN 212730148U CN 202020476673 U CN202020476673 U CN 202020476673U CN 212730148 U CN212730148 U CN 212730148U
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Abstract
The utility model discloses an antifog eye-shade, including picture frame and lens, the lens closely inlays the dress in the picture frame, the edge part of lens is kept away from to the lateral wall of picture frame is for the arc structure that accords with human face, the picture frame still is equipped with the bent portion of the bridge of the nose, the picture frame is made by heat conduction material, the lens is made by transparent PC material that just has the heat absorption function, the picture frame of heat conduction function cooperatees with the lens of heat absorption function, make the lens can the heat absorption and heat up, reduce the formation of fog, and picture frame and lens are made by the heat conduction or the heat absorption material of self, stability is better, antifog function.
Description
Technical Field
The utility model relates to a medical instrument technical field, in particular to antifog cover glass.
Background
Medical personnel need wear the cover glass of protection eyes in reply the disease that the infectivity is strong or carry out during work such as aseptic technique operation, except wearing the cover glass, medical personnel need wear protective mask simultaneously, just so the very easy condition that appears: when the outside temperature is low and the temperature difference is large, a layer of fog is generated when the gas exhaled by a user contacts the lens, the sight of the user is shielded, and the normal work of the user is seriously influenced. The currently common solution is to spray an antifogging agent on the lens, but the effect of the antifogging agent does not last for a long time and disappears after wiping. There are some designs for adding an anti-fog coating, so that hot air does not generate water fog but water drops after contacting with the lens, but the water drops are easy to hang on the surface of the lens and interfere with the sight line, and frequent wiping is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an antifog cover glass is equipped with the picture frame that has the heat conduction function and the lens of heat absorption function, makes the lens can the heat absorption and heaies up, reduces the formation of fog, has solved the problem that current lens easily hazes or antifog effect uses easily to weaken for a long time.
To achieve the purpose, the utility model adopts the following technical proposal:
the antifog eye shield comprises a picture frame and a lens, wherein the lens is tightly embedded in the picture frame, and the edge part of the side wall of the picture frame, which is far away from the lens, is of an arc structure conforming to the face of a human body;
the mirror frame is also provided with a nose bridge bending part;
the mirror frame is made of heat conducting materials;
the lens is made of transparent material with heat absorption function.
From this, the lens closely inlays and adorns in the picture frame, make the lens form more sealed and have open space with the picture frame, open one end and the facial contact of human body have, for the contact with human face better closely, the edge part of the lateral wall of picture frame sets to the arc structure, and still be equipped with the curved bridge of the nose curved nose of following the human nose, make the picture frame can contact human face closely, form more sealed space, and then protect human eye, the picture frame is made by heat conduction material, can be with the heat conduction of human face to the lens, the lens that has the endothermic function also absorbs external heat simultaneously, two strands of heat coactions make the temperature of lens rise, thereby reduce the production of lens fog, the problem that current lens easily hazed or antifog effect uses easily to weaken for a long time has been solved.
In some embodiments, the lens is made of PC material containing far infrared nanometer additive.
From this, the lens is made into to mould plastics after the PC material mixes far infrared nanometer additive, makes the lens have the function of absorbing far infrared to promote the temperature of lens.
In some embodiments, the outer surface of the side wall of the frame is attached with a thermally conductive carbon fiber sheet, or the inner surface of the side wall of the frame is attached with a thermally conductive carbon fiber sheet, or both the inner surface and the outer surface of the side wall of the frame are attached with a thermally conductive carbon fiber sheet.
Therefore, the side wall of the mirror frame can be attached with a heat-conducting fiber sheet, so that heat of the face of a human body can be better conducted to the lens.
In some embodiments, the frame is made of plastic with a thermally conductive carbon fiber additive, or the frame is made of thermally conductive silicone grease.
Therefore, the mirror frame can be formed by mixing a heat-conducting carbon fiber additive material in plastic in an injection molding mode, and can also be made of heat-conducting silica gel or heat-conducting silicone grease, so that the mirror frame has a certain good heat-conducting function.
In some embodiments, the frame is connected to a flexible headgear.
Therefore, the elastic head is convenient for the eye shield to be worn comfortably.
In some embodiments, the frame is provided with attachment holes to which the head set is attached.
Therefore, the spectacle frame is provided with two connecting holes which are symmetrically arranged, one end of the head is connected with one connecting hole, and the other end of the head is connected with the other connecting hole.
In some embodiments, a thermally conductive contact is provided along an edge portion of the sidewall distal from the lens.
From this, heat conduction contact part and human face direct contact increase with facial area of contact, can improve the travelling comfort of wearing, and heat conduction that can be better.
In some embodiments, the thermally conductive contact extends toward an outer surface of the sidewall.
Therefore, the structure for extending the heat conduction contact part outwards can increase the contact area with the human face, and improves the comfort and the heat conductivity.
In some embodiments, the cross-section of the thermally conductive contact is elliptical, semi-circular, or rectangular.
Therefore, the heat conduction contact part with the oval, semicircular or rectangular cross section can increase the contact area with the human face, and improve the comfort and the heat conductivity.
In some embodiments, the lenses are curved and the frame is made of a transparent material.
From this, the picture frame is made for transparent material for the whole aesthetic property of picture frame and lens is better, and the lens is the arc and can increases visual range.
The utility model has the advantages that: the spectacle frame is made of heat-conducting materials, can conduct heat of the face of a human body to the spectacle lens, and the spectacle lens contains far infrared ray nano materials and can absorb far infrared rays to absorb heat, so that the spectacle lens is heated under the action of two strands of heat, fog is reduced, and an anti-fog function is achieved;
moreover, the spectacle frame and the lenses are both made of self heat-conducting or heat-absorbing materials, so that the stability is better, and the antifogging function can be kept effective for a long time.
Drawings
Fig. 1 is a structural diagram of the antifogging eye shield of the present invention;
fig. 2 is a top view structural diagram of the antifogging eye shield of the present invention;
fig. 3 is a sectional structure view of the heat-conducting contact part of the antifogging eye shield of the present invention;
wherein: 1-a spectacle frame; 11-nose bridge curvature; 12-a thermally conductive contact; 13-connecting holes; 14-a side wall; 10 a-a thermally conductive carbon fiber sheet; 2-a lens; and 3-wearing the head.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 3, the anti-fog eye shield comprises a frame 1 and a lens 2, wherein the lens 2 is tightly embedded in the frame 1, and the edge of the side wall 14 of the frame 1, which is far away from the lens 2, is an arc structure conforming to the face of a human body;
the spectacle frame 1 is also provided with a nose bridge bent part 11;
the lens frame 1 is made of heat conducting materials;
the lens 2 is made of a transparent material having a heat absorbing function.
Further, the lens 2 is made of PC material containing far infrared nanometer additive.
Further, the outer surface of the side wall 14 of the lens frame 1 is attached with a heat conductive carbon fiber sheet 10a, the inner surface of the side wall 14 of the lens frame 1 is attached with a heat conductive carbon fiber sheet 10a, or both the inner surface and the outer surface of the side wall 14 of the lens frame 1 are attached with heat conductive carbon fiber sheets 10 a.
Further, the lens frame 1 is made of plastic containing heat-conducting carbon fiber additive, or the lens frame 1 is made of heat-conducting silica gel, or the lens frame 1 is made of heat-conducting silicone grease.
Further, the frame 1 is connected to the elastic head mount 3.
Further, the frame 1 is provided with a connecting hole 13, and the head set 3 is connected to the connecting hole 13.
Further, the side wall 14 of the frame 1 is away from the edge portion of the lens 2, and the heat conductive contact portion 12 is provided along the edge portion.
Further illustrated, the thermally conductive contact 12 extends toward the outer surface of the sidewall 14.
To explain further, the cross section of the heat-conducting contact portion 12 is elliptical, semicircular or rectangular.
Further, the lenses 2 are arc-shaped, and the frame 1 is made of transparent material.
The working principle is as follows:
the eye shield comprises picture frame 1, lens 2 and head-mounted 3, and the edge portion of picture frame 1 and human face contact is the arc and picture frame 1 has nose bridge bend 11, can form better intimate contact with human face.
Frame 1 has heat conduction function and lens 2 and has the heat absorption function, frame 1 is with human facial heat conduction to lens 2, lens 2 also can absorb far infrared light and absorb the heat simultaneously, lens 2 can obtain better intensification under two thermal coactions, make 2 temperatures of lens be close to the gas of human exhalation, thereby reduce the formation of fog, lens 2 reaches the antifogging of intensification through the energy-absorbing effect of frame 1 heat-conduction and lens 2 self promptly, the structure is safe, and antifogging effect is effective for a long time.
The material of picture frame 1 can be moulded plastics by the plastics of mixing the heat conduction carbon fiber additive and form, also can be made by heat conduction silica gel or heat conduction silicone grease, also can paste heat conduction carbon fiber gasket in the lateral wall of picture frame 1, and wherein heat conduction carbon fiber additive, heat conduction silica gel or heat conduction silicone grease all are prior art, only use here.
The lens 2 is formed by injection molding of PC plastic mixed with far infrared nanometer additive materials, can absorb far infrared rays, and accordingly achieves the function of absorbing heat and warming, wherein the far infrared nanometer additive materials are the prior art and are only applied to the prior art.
The lens 2 can also be sprayed with antifogging agent or antifogging layer, and the antifogging function of the lens 2 is further improved by matching the lens frame 1 with heat conducting function and the lens 2 with heat absorbing function.
The head 3 has elasticity and has the adjustable function of the adjusting piece, and the head 3 is connected with the glasses frame 1, so that the eye shield can be worn comfortably.
The heat conduction contact part 12 can increase the area of contact of picture frame 1 and human face, improves the wearing travelling comfort of eyeshield on the one hand, and on the other hand can better absorb the facial heat of human body and conduct the heat to lens 2, further promotes the antifog function of eyeshield.
Referring to fig. 3, which is a partial cross-sectional view of one embodiment of the eye protector of the present disclosure, a cross-sectional structure of the heat conductive contact portion 12 is shown, and a heat conductive carbon fiber sheet 10a is attached to an outer surface of the side wall 14, wherein the cross-section of the heat conductive contact portion 12 may be an oval shape, a semi-circle shape or a rectangular shape, and a heat conductive carbon fiber sheet 10a is also attached to an inner surface of the side wall 14.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (9)
1. The antifog eye shield is characterized by comprising a frame (1) and lenses (2), wherein the lenses (2) are tightly embedded in the frame (1), and the edge parts, away from the lenses (2), of the side walls (14) of the frame (1) are arc-shaped structures which accord with the face of a human body;
the spectacle frame (1) is also provided with a nose bridge bending part (11);
the spectacle frame (1) is made of heat conducting materials;
the lens (2) is made of transparent material with heat absorption function;
the lens (2) realizes the heat absorption function by absorbing far infrared rays.
2. Anti-fog eye shield according to claim 1, characterized in that the outer surface of the side wall (14) of the frame (1) is attached with a thermally conductive carbon fiber sheet (10a), or the inner surface of the side wall (14) of the frame (1) is attached with a thermally conductive carbon fiber sheet (10a), or both the inner surface and the outer surface of the side wall (14) of the frame (1) are attached with a thermally conductive carbon fiber sheet (10 a).
3. Anti-fog eye shield according to claim 1 or 2, characterized in that the frame (1) is made of plastic with carbon fiber heat conducting function, or the frame (1) is made of heat conducting silica gel.
4. Anti-fog eye shield according to claim 1, characterized in that the frame (1) is connected to a resilient head-piece (3).
5. An anti-fog eye shield according to claim 4, wherein the frame (1) is provided with a connection hole (13), and the head-piece (3) is connected to the connection hole (13).
6. An anti-fog eye shield according to claim 1, characterised in that a heat conducting contact (12) is provided along the edge of the side wall (14) remote from the lens (2).
7. An anti-fog eye shield according to claim 6, wherein the thermally conductive contact (12) extends towards the outer surface of the side wall (14).
8. An anti-fog eye shield according to claim 6 or 7, wherein the cross-section of the heat conducting contact portion (12) is elliptical, semi-circular or rectangular.
9. An anti-fog eye shield according to claim 1, wherein the lens (2) is arc-shaped, and the frame (1) is made of transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020476673.5U CN212730148U (en) | 2020-04-03 | 2020-04-03 | Anti-fog eye shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020476673.5U CN212730148U (en) | 2020-04-03 | 2020-04-03 | Anti-fog eye shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212730148U true CN212730148U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020476673.5U Active CN212730148U (en) | 2020-04-03 | 2020-04-03 | Anti-fog eye shield |
Country Status (1)
| Country | Link |
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| CN (1) | CN212730148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115505253A (en) * | 2022-10-18 | 2022-12-23 | 烟台佳隆纳米产业有限公司 | Heat absorption type antifogging lens and preparation process thereof |
-
2020
- 2020-04-03 CN CN202020476673.5U patent/CN212730148U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115505253A (en) * | 2022-10-18 | 2022-12-23 | 烟台佳隆纳米产业有限公司 | Heat absorption type antifogging lens and preparation process thereof |
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