CN103598948A

CN103598948A - Wind screen type protective eyewear

Info

Publication number: CN103598948A
Application number: CN201310518876.0A
Authority: CN
Inventors: 余贞勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-29
Filing date: 2013-10-29
Publication date: 2014-02-26

Abstract

Wind screen type protective eyewear comprises a frame and a transparent lens in the frame. The protective eyewear is characterized in that an air outlet surrounding the lens is formed in the front of the lens, the lower edge of the air outlet is flush with the lens surface, the air outlet direction of the air outlet is parallel to the lens surface, and the air outlet is communicated with an air source through an air channel. According to the protective eyewear, the air outlet is formed on the periphery of the lens, the lower edge of the air outlet is flush with the lens surface, the air outlet direction of the air outlet is parallel to the lens surface, all outlet air is attached to the lens to be blown oppositely towards the center, and air flows in all directions are converged finally to form an air column which is perpendicularly outward from the lens, so that dust falling on the lens can be removed, and dust or other particle atomization substances can be blocked outside the lens and cannot contact with the lens.

Description

Air screen type protective glasses

Technical field

The invention belongs to vision preventer, especially for the protection before the light fixture in eyes, camera lens, monitor, special lighting environment, be applicable to various dusts, the injury eyes such as haze and the severe occasion of covering camera lens, working environment as heavy in carbon monoxide release concentrations such as smelting, chemical industry, mine, paint sprayings.

Background technology

The working space that existing dust fills the air, such as paint spraying workshop, although can be with protective spectacles, but on eyeglass, will be hidden by vaporific paint soon, cause unsightedly, cannot work, leave no choice but take off and clean, so just affect greatly work efficiency.In tunnel, mine, the dust flying upward can hide on protective glasses too, affects the normal work of sight line impact.Same reason, in so similar environment, the camera lens of video camera and monitor also can be because of the dry dirt flying upward or the covering of wet dirt, and cannot work.Up to the present, people can solve the method that photoscope is hidden by vaporific particulate matter managing to find always preferably.

Chinese patent literature CN201120218533.9 lens dustproof protective device and laser marking machine,a lens dustproof protective device, comprises lens protective cover, and described anti-dust protecting device also comprises fan, and described lens protective cover is provided with air intake vent, and described fan is arranged on described air intake vent place and described fan towards camera lens.In addition, also provide a kind of laser marking machine that adopts above-mentioned lens dustproof protective device.Above-mentioned lens dustproof protective device and laser marking machine; adopt on lens protective cover and establish air intake vent, fan is arranged on to air intake vent place, the wind that fan provides blows facing to camera lens; near the flue dust that produces in the course of processing and rise to camera lens is dispelled, prevent that camera lens is contaminated.

But this utility model is only blowing in one direction on sheet glass, form the wind screen of glass surface PARALLEL FLOW, although there is certain dust-proof effect, effect is not fine, is difficult to stop completely that dust beats on glass to such an extent as to stick on glass.

Chinese invention patent CN201110201302.1 dustproof frost prevention optical telescope system that directly contacts atmosphere, patentee Chinese University of Science and Technology, http://view1.5ipatent.com/fulltextview.aspxan=CN201110201302.1 & patentclass=1 " a kind of dustproof frost prevention optical telescope system of direct contact atmosphere comprises: telescope, annular ion tuyere, high tension generator and clean dried device; Several symmetry directions above telescopical bucket are installed respectively annular ion wind mouth, high tension generator is connected with annular ion tuyere, by high tension generator, the high pressure draught through annular ion tuyere is ionized, produce a large amount of negative ions and along telescopical bucket wall, blow to rapidly telescope with air-flow, press close to telescope curved surfaces, and concentrate the Yuan Jing center that is visible, finally form evenly, stablize air-flow upwards; The dry clean air that clean dried device produces is as the ionized gas of annular ion tuyere.The present invention can make telescope be directly exposed in air to work, improve telescopical detection efficient, and can resist faint vibration, improves the adaptive capacity of optical lasers radar under special climate condition." referring to Fig. 1.

But this patent, due to " air-flow blows to rapidly telescope along telescopical bucket wall ", just exists a dust to fly to the passage of eyeglass near barrel, on the contrary by dust lane to eyeglass face.

Summary of the invention

The object of this invention is to provide a kind of air screen type protective glasses, it has the effect that stops dust or other granule aerosol adherent lenses or camera lens completely, makes the long-time continual normal operation that staff or equipment can Maintenance free.

Technical scheme of the present invention is: air screen type protective glasses, comprise the transparent glasses lens in framework and framework, it is characterized in that: before eyeglass, have one around the air outlet of eyeglass, under air outlet, edge is concordant with minute surface, the air-out of air outlet is to parallel with minute surface, and air outlet is connected with wind regime by air flue.

Air outlet of the present invention has along eyeglass surrounding; concordant along eyeglass under air outlet; the air-out of air outlet is to parallel with minute surface; all air-out all pasting eyeglass to center to blowing; distinguished and admirable finally collecting from all directions forms from the vertical outside wind post of eyeglass; can remove like this dust having dropped on eyeglass and can dust or other granule aerosol be blocked in outside eyeglass again simultaneously, cannot touch eyeglass.

Air screen type protective glasses, is characterized in that: described air outlet is coherent closed annulus as noted earlier.Coherent annulus makes to bring about the desired sensation field evenly, the non-uniform phenomenon that does not have the pore mode of giving vent to anger to have, and its dedusting and dust-proof effect are better than pore mode.

Air screen type protective glasses, is characterized in that: around the air outlet of eyeglass, blast is identical everywhere as noted earlier.

Air screen type protective glasses, is characterized in that: described wind regime is hot blast or ion wind as noted earlier.

Accompanying drawing explanation

Fig. 1 is correlation technique structural representation

Fig. 2 is the structural representation of the embodiment of the present invention

Fig. 3 is the top view of Fig. 2

Fig. 4 is the axonometric chart of Fig. 2

Fig. 5 is the partial perspective view in Fig. 2

In figure, 1 picture frame, 2 eyeglasses, 3 annular air outlets, 4 air channels, 5 tracheas, 6 headgear ring for fixings, 7 trachea air-supply connectors.

The specific embodiment

Specific embodiments of the invention, referring to Fig. 1.Air screen type protective glasses, comprise the transparent glasses lens 2 in framework 1 and framework, it is characterized in that: before eyeglass 2, have one around the air outlet 3 of eyeglass, under air outlet, edge is concordant with minute surface, wind direction is parallel with minute surface, and air outlet 3 is connected with wind regime by air flue 4 and trachea 5.

The specific embodiment of the invention is the protective glasses of wearing; its air outlet 3 is along eyeglass 2 surrounding one circles; the lower edge of air outlet 3 is concordant with eyeglass outer surface; the air-out direction of air outlet 3 is parallel with eyeglass 2 outer surfaces; all air-out all pasting eyeglass to center to blowing; distinguished and admirable finally collecting from all directions forms from the vertical outside wind post of eyeglass, can remove like this dust having dropped on eyeglass and can dust or other granule aerosol be blocked in outside eyeglass again simultaneously, cannot touch eyeglass.Of the present invention simple in structure, only with can play dedusting and dustproof effect once irising out air port simultaneously, save wind-force and the energy.

Air screen type protective glasses in the present embodiment, is characterized in that: described air outlet 3 is coherent closed annulus.Although air outlet can be uniform hole or nozzle, coherent annulus makes to bring about the desired sensation field evenly, the non-uniform phenomenon that does not have the pore mode of giving vent to anger to have, and its dedusting and dust-proof effect are better than pore mode.Around the air outlet 3 of eyeglass, blast is identical everywhere can make the final wind post steady air current forming, and equilibrium, obtains best dust-proof effect.

Under the environment of extreme cold, such as icebox, south poles, plateau etc., can be used hot air source, plays anti-fog and antifrost effect.Before the camera lens of highly sophisticated device, can use ion wind regime, utilize electrostatic adsorption to reach ultra-clean dustproof object.

The present invention can be separately as protective glasses, but also can be combined with head protector or protective garment.Both air compressor machine that can Yong Yige center is done source of the gas provides compressed air to a plurality of air screen type protective glassess, also can to an air screen type protective glasses, provide source of the gas with portable air compressor.

Claims

1. air screen type protective glasses, comprises the transparent glasses lens in framework and framework, it is characterized in that: before eyeglass, have one around the air outlet of eyeglass, under air outlet, along concordant with minute surface, the air-out of air outlet is to parallel with minute surface, and air outlet is connected with wind regime by air flue.

2. air screen type protective glasses as claimed in claim 1, is characterized in that: described air outlet is coherent closed annulus.

3. as claim 1 or 2 air screen type protective glassess, it is characterized in that: around the air outlet of eyeglass, blast is identical everywhere.

4. as claim 1 or 2 air screen type protective glassess, it is characterized in that: described wind regime is hot blast or ion wind.