CN211244053U

CN211244053U - Laser protective mask

Info

Publication number: CN211244053U
Application number: CN201922016877.0U
Authority: CN
Inventors: 刘俊; 冉光玉
Original assignee: Shenzhen Hero Laser Equipment Co ltd
Current assignee: Shenzhen Hero Laser Equipment Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-14
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a laser protective face mask, wherein, this laser protective face mask includes: a mask body; the connecting part is arranged in the eye region of the surface of the mask main body in a protruding mode, and a perspective hole penetrating through the mask main body is formed in the end face of the connecting part; the protective mirror assembly comprises a mirror base and a protective mirror, the protective mirror is fixed on the mirror base, the mirror base is rotatably connected with the connecting portion, the protective mirror assembly is relative to the connecting portion, and therefore the protective mirror is opened or covered with the perspective hole. The utility model discloses technical scheme's the protective area who aims at increase operation personnel reduces laser to operation personnel's harm.

Description

Laser protective mask

Technical Field

The utility model relates to a laser welding technical field, in particular to laser protective face mask.

Background

In the related art, in laser welding, an operator usually wears laser protection glasses to perform a welding operation. However, such protective glasses can only protect the eyes and the skin around the eyes, but cannot protect the facial skin of the operator except for the eye region, and the laser damages the facial skin of the operator, which is harmful to the health of the operator.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a laser protective face mask aims at increasing operation personnel's protective area, reduces the harm of laser to operation personnel.

In order to achieve the above object, the utility model provides a laser protective mask, include:

a mask body;

the connecting part is arranged in the eye region of the surface of the mask main body in a protruding mode, and a perspective hole penetrating through the mask main body is formed in the end face of the connecting part;

the protective mirror assembly comprises a mirror base and a protective mirror, the protective mirror is fixed on the mirror base, the mirror base is rotatably connected with the connecting portion, the protective mirror assembly is relative to the connecting portion, and therefore the protective mirror is opened or covered with the perspective hole.

In an embodiment of the present invention, the lens base includes a lens base body and a cover, the cover is detachably connected to the lens base body, and the protection lens is disposed between the lens base body and the cover.

In an embodiment of the present invention, a mounting groove is formed on a surface of the lens holder body facing away from the mask main body, the protection lens is accommodated in the mounting groove, and the cover covers the mounting groove.

In an embodiment of the present invention, the mounting groove includes a groove side wall and a groove bottom wall, the groove bottom wall is provided with a protruding limiting structure, and the limiting structure surrounds the periphery of the protection lens.

In an embodiment of the present invention, the groove sidewall is provided with one of a buckle and a slot, the cover is provided with the other of the buckle and the slot, and the mirror base body and the cover are detachably connected through the cooperation of the buckle and the slot.

In an embodiment of the present invention, the protective lens includes a photosensitive lens and a reflective lens arranged in a stacked manner, and the reflective lens is away from the mask body.

The utility model discloses an in the embodiment, the protruding engaging lug that is equipped with of surface of connecting portion, the engaging lug is equipped with the connecting hole, the protruding fixed ear that is equipped with in microscope base body surface, fixed ear is equipped with the fixed orifices, the microscope base body pass through the cooperation rotatable coupling of connecting piece and connecting hole, fixed orifices in connecting portion.

The utility model discloses an in the embodiment, connecting portion internal surface still is equipped with the spacing groove, the protruding spacing knot that is equipped with in microscope base body surface, the spacing groove with spacing knot cooperation is in order to restrict the microscope base body is relative connecting portion rotate.

The utility model discloses an in an embodiment, the face guard main part still is equipped with the breathing portion, the breathing portion is equipped with the breathing hole, laser protection face guard still includes and filters the piece, filter with face guard main part swing joint.

The utility model discloses an in one embodiment, the face guard main part deviates from the surface of connecting portion still protrudingly establishes isolation structure, isolation structure encloses to close breathing portion is regional with the gas flow direction eye of keeping apart the exhalation.

The utility model discloses technical scheme is equipped with the perspective hole through the regional protruding connecting portion that is equipped with of eye at the face guard main part on the connecting portion to be provided with protection mirror subassembly and connecting portion rotatable coupling in order to open or the lid closes and institute the perspective hole. The operation personnel wear the face guard in the head before carrying out the laser welding operation to covering the perspective hole with protection mirror subassembly, the protection mirror subassembly can filter ruddiness, green glow and ultraviolet laser reflection wave band, reduces laser and causes the injury to the people's eye, also can reflect laser astigmatism simultaneously, prevents that laser astigmatism from bringing the injury to the human body. In addition, the mask main body can cover the face position outside the eye region of the operator, so that the face of the operator is protected completely, the damage of laser to the face region of the operator is reduced, and the physical health of the laser operator is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of the laser protective mask of the present invention;

FIG. 2 is an exploded view of the laser protective mask of FIG. 1;

fig. 3 is a schematic structural view of another view angle of the laser protective mask of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a laser protective mask 100.

Referring to fig. 1 to 3, in an embodiment of the present invention, a laser protective mask 100 includes: a mask body 10; the connecting part 11 is convexly arranged on the eye region of the surface of the mask main body 10, and the end surface of the connecting part 11 is provided with a perspective hole 111 penetrating through the mask main body 10; safety glasses subassembly 30, safety glasses subassembly 30 includes mirror seat (not mark) and protective glass piece (not mark), the safety glasses are fixed in the mirror seat, the mirror seat with connecting portion 11 rotatable coupling, safety glasses subassembly 30 is relative connecting portion 11 rotates, so that protective glass piece is opened or is closed the perspective hole 111.

The utility model discloses technical scheme is equipped with connecting portion 11 through the regional protruding connecting portion that are equipped with of eye at face guard main part 10, is equipped with perspective hole 111 on connecting portion 11 to be provided with safety goggles subassembly 30 and connecting portion 11 rotatable coupling in order to open or the lid closes and the institute perspective hole 111. Before the operation of laser welding, the operation personnel wear the face guard in the head to cover protection mirror subassembly 30 in perspective hole 111, protection mirror subassembly 30 can filter ruddiness, green glow and ultraviolet laser reflection wave band, reduces laser and causes the injury to the people's eye, also can reflect laser astigmatism simultaneously, prevents that laser astigmatism from bringing the injury to the human body. In addition, the mask main body 10 can cover the face position outside the eye region of the operator, so that the face of the operator can be completely protected, the damage of laser to the face region of the operator is reduced, and the physical health of the laser operator is guaranteed.

It should be noted that the mask body 10 may be made of light-absorbing material, light-reflecting material, or heat-absorbing material, so as to radially protect the facial skin of the operator. The mask main body 10 is in an ergonomic shape, the whole mask main body 10 is approximately in an arc shape, the covering area of the mask main body 10 and the face of a human body can extend to the position above the forehead and below the chin, and the two sides of the mask main body 10 are slightly wide and can cover ears. So, can prevent effectively that laser from hurting facial skin, protect the face of operation personnel comprehensively. The connecting portion 11 has a longitudinal direction, and the see-through hole 111 also has a longitudinal direction, so that both eyes of the operator can see through the see-through hole 111. The mask body 10 is further provided with connecting buckles 15 at both sides thereof, a fixing band 70 is provided between the connecting buckles 15 at both sides thereof, and the whole mask body 10 is fixed to the head of the worker by the fixing band 70. It should be noted that the connecting buckle 15 may be one without side, two on each side, or multiple. When two or more are provided per side, the wearing stability of the laser face shield 100 can be improved. The number of the connection buckles 15 provided on each side is not limited as long as the mask body 10 can be fixed to the head of the worker.

In addition, the fixing band 70 has elasticity and can be adapted to various persons. The side of the mask body 10 facing the human body is defined as the inside and the side facing away from the human body is defined as the outside. In some embodiments, the mask body 10 is further provided with a pad 19 on a side facing the human body, the pad 19 is disposed above the eye region, and the pad 19 may be a sponge pad or other material. Gasket 19 and operation personnel's forehead butt, when making operation personnel wear laser protective face mask 100, the forehead plays supporting role to face guard main part 10, does benefit to stable face guard, also can improve the comfort level behind the operation personnel wearing the face guard.

Referring to fig. 1 to 3, in an embodiment of the present invention, the lens base includes a lens base body 31 and a cover 33, the cover 33 is detachably connected to the lens base body 31, and the protection lens is disposed between the lens base body 31 and the cover 33.

The utility model discloses an among the technical scheme of an embodiment, lid 33 can be dismantled and connect in microscope base body 31, can make things convenient for the installation and the dismantlement of protection lens, changes when also making things convenient for the protection lens to take place wearing and tearing, is convenient for maintain. It should be noted that the lens holder body 31 and the cover 33 are both in a ring structure, and the lens holder body 31 and the cover 33 clamp and fix the periphery of the protective lens, so that the light transmittance of the protective lens is not affected.

Referring to fig. 1 to 3, in an embodiment of the present invention, a mounting groove 311 is formed on a surface of the lens holder body 31 facing away from the mask main body 10, the protection lens is accommodated in the mounting groove 311, and the cover 33 covers the mounting groove 311.

The utility model discloses an among the technical scheme of an embodiment, the installation of protective glass piece can be made things convenient for in the setting of mounting groove 311, improves the fixed fastness of protective glass piece. In locating mounting groove 311 with protective glass, can also carry out the guard action to protective glass, avoid colliding with protective glass's edge, cause the damage to protective glass.

Referring to fig. 1 to 3, in an embodiment of the present invention, the mounting groove 311 includes a groove side wall and a groove bottom wall, the groove bottom wall is convexly provided with a limiting structure 313, and the limiting structure 313 surrounds the periphery of the protective lens.

The utility model discloses an among the technical scheme of an embodiment, limit structure 313 can be fixed in mounting groove 311 with protective glass piece in, avoid the in-process protective glass piece that uses taking place to rock in mounting groove 311, influence the vision. The limiting structure 313 can limit the ribs, the limiting ribs can be arranged around the periphery of the protective lens in a whole circle, a plurality of limiting ribs can be arranged at intervals along the periphery of the protective lens, and the limiting structure can also be a limiting bump and other structures, so long as the structure that the protective lens shakes in the mounting groove 311 can be limited, and the limitation is not required.

Referring to fig. 1 to 3, in an embodiment of the present invention, the groove sidewall is provided with one of a buckle and a slot, the cover 33 is provided with the other of a buckle and a slot, and the lens holder body 31 and the cover 33 are detachably connected by the cooperation of the buckle and the slot.

The utility model discloses an among the technical scheme of an embodiment, lid 33 and microscope base body 31 realize dismantling the connection through buckle and draw-in groove cooperation, make things convenient for the dismouting, and buckle and draw-in groove can be followed a plurality of mounting groove 311 circumference settings, ensure the fastness of being connected between lid 33 and the microscope base body 31.

Referring to fig. 1 to 3, in an embodiment of the present invention, the lens includes a photosensitive lens 35 and a reflective lens 37 arranged in a stacked manner, and the reflective lens 37 is arranged away from the mask body 10.

In the technical scheme of an embodiment of the utility model, photosensitive lens 35 can be the automatic light-changing lens, and photosensitive lens 35 can be according to the colour and the luminance of the intensity adjustment lens of the laser that sense to reflect or filter the ruddiness, green glow and the ultraviolet laser of different wave bands, avoid the highlight to pass photosensitive lens 35 in order to cause the injury to operation personnel's eyes, do not influence the visual operation of operation personnel at the operation in-process again. The mirror 37 reflects the invisible, intense laser light scatter away, preventing it from passing through the photosensitive mirror 35. In addition, the reflective mirror 37 can also effectively prevent the damage of the impurities such as smoke dust and debris generated in the laser operation process to the photosensitive mirror 35, so that the protection effect of the photosensitive mirror 35 on human eyes is affected, and the service life of the photosensitive mirror 35 is prolonged.

In some embodiments, the goggles assembly 30 further includes a high-sensitivity laser sensor (not shown), a controller (not shown), and a power supply (not shown), wherein the high-sensitivity laser sensor, the controller, and the photosensitive lens 35 are electrically connected to the power supply, the high-sensitivity laser sensor senses the intensity of the laser, the controller controls the brightness and the color of the photosensitive lens 35 according to the intensity of the laser sensed by the high-sensitivity laser sensor, when the laser device (not shown) emits the laser at different powers, the brightness of the emitted laser is different, the high-sensitivity laser sensor detects the laser with different brightness, and the controller controls the photosensitive lens 35 to rapidly adjust the color and the brightness according to the brightness of the laser detected by the high-sensitivity laser sensor, so as to appropriately adjust the current laser radiation wavelength band, and protect the eyes of the worker.

Referring to fig. 1 to 3, in an embodiment of the present invention, a connection lug 115 is convexly disposed on an outer surface of the connection portion 11, the connection lug 115 is disposed with a connection hole 117, a fixing lug 315 is convexly disposed on a surface of the lens holder body 31, the fixing lug 315 is disposed with a fixing hole 317, and the lens holder body 31 is rotatably connected to the connection portion 11 through a cooperation of the connection member 40 with the connection hole 117 and the fixing hole 317.

In the technical scheme of an embodiment of the utility model, engaging lug 115 sets up and is close to the regional side of forehead at connecting portion 11, and the quantity of engaging lug 115 can be two, and two engaging lugs 115 are located connecting portion 11 length direction's both ends respectively. The number and position of the fixing lugs 315 are set corresponding to those of the engaging lugs 115. The number of the connecting members 40 may be one piece or may be the same as the number of the engaging lugs 115. The connecting member 40 is a long axis of rotation when the number of connecting members 40 is one, and the connecting members 40 may be two short axes when the number of connecting members 40 is two.

In some embodiments, the rotation shaft cooperates with the connection hole 117 and the fixing hole 317 to form a positioning structure (not shown) for limiting the opening angle of the goggles assembly 30 relative to the connecting portion 11. The positioning structure may be a bump. The matching of the positioning block and the positioning groove and the like. This is not to be taken as an exhaustive list.

Referring to fig. 1 to 3, in an embodiment of the present invention, the inner surface of the connecting portion 11 is further provided with a limiting groove 113, the surface of the lens holder body 31 is provided with a protruding limiting buckle, and the limiting groove 113 cooperates with the limiting buckle to limit the lens holder body 31 to rotate relative to the connecting portion 11.

In the technical scheme of an embodiment of the utility model, the cooperation of spacing knot and spacing groove 113 can be fixed in protective glass subassembly 30 in connecting portion 11, improves laser protective mask 100's installation nature, prevents that protective glass subassembly 30 from opening in the laser operation, makes protective glass subassembly 30 lose the guard action to the eyes.

Referring to fig. 1 to 3, in an embodiment of the present invention, the mask body 10 is further provided with a breathing portion 13, the breathing portion 13 is provided with a breathing hole 131, the laser protection mask 100 further includes a filtering member 50, and the filtering member 50 is movably connected to the mask body 10.

In the technical solution of an embodiment of the present invention, the breathing hole 131 may be one, or may be a plurality of holes arranged at intervals. Filter 50 and cover breathing hole 131 setting, filter 50 etc. and avoid toxic gas, smoke and dust, residue in the laser operation to get into human inside from filtering the hole, play good dustproof and filtering action, protection operation personnel's health. In some embodiments, the filter element 50 can be hingedly attached to the mask body 10 such that, during exhalation, the filter element 50 covers the breathing orifice 131 and, during inhalation, the filter element 50 can open the breathing orifice 131 to facilitate exhalation. The filter 50 may be a filter net, a filter cotton, or the like. The filter element 50 is consumable and can be replaced periodically.

Referring to fig. 3, in an embodiment of the present invention, an isolation structure 17 is further protruded from a surface of the mask body 10 away from the connecting portion 11, and the isolation structure 17 encloses the breathing portion 13 to isolate the flow of the exhaled air to the eye region.

In the technical scheme of an embodiment of the utility model, after the operation personnel worn laser protective facial mask 100, isolation structure 17 closely laminated with the people's face, and the breathing gas of mouth and nose can not follow the inside eye that flows to of face guard, can not cause phenomenons such as atomizing, the blurring of protective glass piece. The isolation structure 17 also improves the stability of the laser face shield 100 when worn.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A laser face shield, comprising:

a mask body;

2. The laser protective mask according to claim 1, wherein the lens holder comprises a lens holder body and a cover body, the cover body is detachably connected to the lens holder body, and the protective lens is disposed between the lens holder body and the cover body.

3. The laser protective mask according to claim 2, wherein a mounting groove is formed on a surface of the mask base body facing away from the mask main body, the protective lens is accommodated in the mounting groove, and the cover body covers the mounting groove.

4. A laser protective mask according to claim 3, wherein the mounting groove comprises a groove side wall and a groove bottom wall, and the groove bottom wall is convexly provided with a limiting structure which is arranged around the periphery of the protective lens.

5. The laser protective mask according to claim 4, wherein the side wall of the groove is provided with one of a buckle and a slot, the cover is provided with the other of the buckle and the slot, and the lens holder body and the cover are detachably connected by the cooperation of the buckle and the slot.

6. A laser face shield according to claim 2, wherein the shield optic comprises a photosensitive optic and a reflective optic in a stacked arrangement, the reflective optic being disposed away from the mask body.

7. The laser protective mask according to any one of claims 2 to 6, wherein the connecting portion has a connecting lug protruding from an outer surface thereof, the connecting lug has a connecting hole, the lens holder body has a fixing lug protruding from a surface thereof, the fixing lug has a fixing hole, and the lens holder body is rotatably connected to the connecting portion by engagement of a connecting member with the connecting hole and the fixing hole.

8. The laser protective mask according to claim 7, wherein the connecting portion further has a limiting groove on an inner surface thereof, the lens holder body has a protruding limiting buckle on a surface thereof, and the limiting groove and the limiting buckle cooperate to limit the rotation of the lens holder body relative to the connecting portion.

9. The laser face mask according to any one of claims 1 to 6, wherein the mask body further defines a breathing portion, the breathing portion defining a breathing orifice, the laser face mask further comprising a filter element, the filter element being movably connected to the mask body.

10. A laser face mask according to claim 9, wherein the face of the mask body facing away from the connecting portion further comprises an isolation structure protruding from the face of the mask body, the isolation structure surrounding the breathing portion to isolate the flow of exhaled air to the eye region.