CN216725565U - Rotary mask type crystal protective mask - Google Patents

Abstract

The utility model discloses a rotary mask type crystal protective mask which comprises a mask main body and a filtering component, wherein the mask main body is arranged in a hollow mode, the filtering component is arranged on the mask main body, and the filtering component is detachably connected with the mask main body; the front side of the mask main body is provided with a mask for protecting eyes, and the mask is rotatably connected with the mask main body. Through the mode, the mask is simple in structure, the front side of the mask is provided with the mask which can rotate relative to the mask main body, so that droplets, bacteria, viruses and the like can be prevented from entering eyes, and the mask can be folded after being rotated when not in use.

Description

Rotary mask type crystal protective mask

Technical Field

The utility model relates to the technical field of medical protection, in particular to a rotary mask type crystal protective mask.

Background

The mask is used as a protective article and can prevent harmful gas, spray, bacteria or viruses from entering the oral cavity of a human body. Under the current special large environment, the mask becomes an indispensable daily necessity when people go out. At present, most of masks adopt fabrics as base materials, and the thickness of the mask is increased to improve the antiviral ability of the mask, so that a user feels certain breathing discomfort when wearing the mask, and the mask is not suitable for being worn for a long time. In addition, most of the existing masks are disposable masks, tens of millions of masks are discarded in each city every day, and the masks are very complicated to recycle, so that great burden is brought to city managers. To the circumstances, a removable gauze mask of filter core comes along, and this kind of gauze mask whole volume is great, but mostly all only possesses single filtering capability, and the function is comparatively single, also is not practical enough.

The prior art provides an anti-virus mask, which comprises a transparent mask, a mask sealing ring, a breathing sleeve and a mask fixing band. The transparent mask is provided with a breathing hole, and the front side cover of the transparent mask is provided with an anti-virus mask. Although the mask is arranged on the basis of the mask, the functionality of the mask is enhanced, the mask is heavy in shape and not attractive enough, and the mask completely covers the face of a human body and is not comfortable enough, so that the mask is not suitable for wearing the mask for a long time at present. In addition, the mask and the mask are fixed into an integral structure, the mask cannot rotate, the mask cannot be detached according to actual conditions, and the mask is not flexible to use.

Therefore, it is necessary to design a crystal protective mask with a rotatable mask that has a simple structure, an attractive appearance, a high functionality, and a flexible use, and the mask can be rotated and disassembled relative to the mask.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems, the utility model provides a crystal protective mask with a rotary mask, wherein the front side of the mask is provided with the mask which can rotate relative to the mask main body, so that eyes can be protected, droplets, bacteria, viruses and the like can be prevented from entering the eyes, the mask can be folded after rotating when not in use, and the functionality and the flexibility of the mask are enhanced. In addition, possess elastic face guard and set up the rotary column rotation connection on the gauze mask main part to there is the nut in the outer end threaded connection of rotary column, conveniently with face guard and gauze mask split, can be according to the nimble selection in-service use place whether need the face guard.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a rotary mask type crystal protective mask comprises a mask main body and a filtering component, wherein the mask main body is arranged in a hollow mode, the filtering component is arranged on the mask main body, and the filtering component is detachably connected with the mask main body; the front side of the mask main body is provided with a mask for protecting eyes, and the mask is rotatably connected with the mask main body.

Furthermore, both ends all are provided with the rotary column about the gauze mask main part, both ends all are provided with the confession about the face guard the perforation that the rotary column passed, passing of rotary column the fenestrate one end is provided with the nut.

Furthermore, the circumferential direction of the inner circumferential wall of the through hole is provided with an elastic bulge, and the outer circumferential wall of the rotary column is provided with a clamping groove for accommodating the elastic bulge.

Furthermore, the face guard includes the main part that is the setting of bent type structure and certainly both ends are outside to be extended the rotation portion about the main part, be provided with on the rotation portion the perforation.

Furthermore, the face guard is the elastic material that has the printing opacity function.

Furthermore, the face mask is provided with a rotating high point and a rotating low point, the bottom end of the face mask positioned at the rotating high point is higher than the eyes of a human body, and the bottom end of the face mask positioned at the rotating low point is abutted against the upper end of the mask main body.

Furthermore, a ventilation port is formed in the middle of the rear side of the mask body, and the filter assemblies are respectively arranged on the front sides of the left end and the right end of the mask body and are screwed with the mask body.

Further, the filtering component comprises a filtering box and a cover which are connected with the mask body in a screwing mode, the filtering cover is arranged on the filtering box, and the filtering cover is accommodated in a filtering element in the filtering box, the filtering cover is detachably connected with the filtering box, and the filtering element is arranged in a laminated structure.

Furthermore, the side wall of the mask main body is provided with a fixing buckle for connecting the bandage, and the front end face of the filter cover is provided with a plurality of filter holes.

Further, the mask main body is made of flexible silica gel or TPU.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the crystal protective mask with the rotary mask, the mask which can rotate relative to the mask body is arranged on the front side of the mask, so that eyes can be protected, droplets, bacteria, viruses and the like can be prevented from entering the eyes, the mask can be folded after being rotated when not in use, and the functionality and flexibility of the mask are enhanced. In addition, possess elastic face guard and set up the rotary column rotation connection on the gauze mask main part to there is the nut at the outer end threaded connection of rotary column, the person of facilitating the use with face guard and gauze mask split, and can be according to the nimble selection in-service use place whether need the face guard.

2. According to the rotary mask type crystal protective mask, the elastic bulges are arranged on the inner circumferential wall of the through hole along the circumferential direction, and the clamping groove for accommodating the elastic bulges is formed in the outer circumferential wall of the rotary column, so that the mask can be relatively fixed with the mask main body when the mask rotates to a proper position.

3. According to the rotary mask type crystal protection mask, the flexible silica gel or TPU is selected as the material of the mask main body, the plasticity is good, the mask is suitable for people with different face shapes, the mask main body is completely attached to the face when a user wears the mask, and the comfort of the user can be enhanced while the protection performance is ensured.

4. According to the rotary mask type crystal protective mask, the filter element can be replaced by screwing the filter assembly with the mask body, so that the use cost is reduced, and the replacement speed is high by adopting a screwing mode. In addition, the both ends of gauze mask main part are located to the filter component branch, can not obstruct user's sight to locate human facial both sides with the bearing part, travelling comfort and holistic aesthetic property when can guaranteeing that the user wears.

Drawings

FIG. 1 is a schematic view of a rotating mask type crystal protective mask of the present invention;

FIG. 2 is an exploded view of the rotating mask type crystal protective mask of the present invention;

FIG. 3 is a schematic view of the rotational structure of the rotating mask type crystal protective mask of the present invention;

FIG. 4 is a schematic view of the mask body of the rotary face mask type crystal protective mask of the present invention;

fig. 5 is a rear view of a mask body of a rotating mask crystal protective mask of the present invention;

FIG. 6 is an exploded view of the mask body of the rotary mask type crystal protective mask of the present invention;

FIG. 7 is a schematic view of a filter assembly of a rotating mask type crystal protective mask of the present invention;

the parts in the drawings are numbered as follows: 110. a mask body; 111. rotating the boss; 1110. a first vent hole; 112. a fixing buckle; 120. a ventilation port; 121. a silica gel pad; 130. a filter assembly; 131. a filter cartridge; 1311. a baffle plate; 1312. a raised structure; 1313. a groove structure; 1314. a second vent hole; 132. a filter element; 133. a filter cover; 1330. a filtration pore; 140. a face mask; 141. perforating; 1410. an elastic bulge; 142. a nut; 143. turning the column; 1430. a clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Example 1

As shown in fig. 1, a rotary mask type crystal protective mask 100 includes a mask body 110 having a hollow interior, and a filter assembly 130 disposed on the mask body 110. The filter assembly 130 communicates with the mask body 110 so that ventilation can be performed between the filter assembly 130 and the mask body 110. When a user wears the mask, air can only enter the cavity inside the mask main body 110 after being filtered by the filter assembly 130, and then enters the human body from the ventilation port 120, so that the protection performance of the mask is guaranteed. The mask body 110 is provided at the front side thereof with a mask 140 for protecting eyes. The face mask 140 can prevent droplets, bacteria, viruses, etc. from entering the eyes. The face mask 140 is rotatably coupled to the mask body 110 such that the face mask 140 can be rotated to be stowed when the face mask 140 is not needed to be used, and the face mask 140 can be rotated to be lowered when the face mask 140 is needed to be used.

As shown in fig. 1, in some embodiments, the mask 140 includes a main body portion disposed in a curved configuration, and a rotation portion extending outward from both left and right ends of the main body portion. The main body is used to shield the face, and the rotation part is used to rotatably connect with the mask body 110. In particular, the mask 140 is made of an elastic material having a light-transmitting function, and can block the sunlight without affecting the sight of the user. The mask 140 having the elastic characteristic can be bent to facilitate the rotation. The mask 140 has a rotational high point and a rotational low point. The bottom end of the face mask 140 at the high point of rotation is higher than the eyes of the user to retract the face mask 140 without affecting the user's view. The bottom end of the mask 140 at the low rotation point abuts against the upper end of the mask body 110, so that the mask 140 can completely cover the upper part of the mask, and sunlight can be well shielded.

As shown in fig. 1 to 3, in some embodiments, the mask body 110 is provided with rotation posts 143 at both left and right ends thereof, and the rotation portions are provided with through holes 141 through which the rotation posts 143 pass, so that the rotation portions can rotate around the axes of the rotation posts 143. One end of the rotating column 143 penetrating through the through hole 141 is provided with a nut 142, and the nut 142 limits the mask 140 to prevent the mask 140 from falling off. The nut 142 is connected with the rotary column 143 through threads, and when the mask 140 needs to be detached, the mask 140 can be detached quickly by loosening the nut 142.

Specifically, the inner circumferential wall of the through hole 141 is circumferentially provided with an elastic protrusion 1410, and the outer circumferential wall of the rotating column 143 is provided with a locking groove 1430 for accommodating the elastic protrusion 1410. So set up for face guard 140 is when rotating to the suitable position, and elastic bulge 1410 is counterpointed with joint groove 1430 and is connected to relatively fixed face guard 140 and gauze mask main part 110. And, when the face mask 140 needs to be rotated, the elastic protrusions 1410 are disengaged from the catching grooves 1430 by rotating the face mask 140, and the face mask 140 can continue to rotate. It is worth noting that the rotating portion is provided with a connecting layer, the through hole 141 is formed in the connecting layer, and the connecting layer is thicker than the rotating portion to ensure that the through hole 141 has a certain depth, so that the elastic protrusion 1410 is conveniently arranged.

As shown in fig. 4 to 5, in some embodiments, the mask body 110 is made of flexible silica gel or TPU, so that the mask body 110 has good plasticity and can be applied to people with different facial shapes, and when the user wears the mask, the mask body 110 is completely attached to the face, so that the protection performance is guaranteed, and the comfort of the user can be enhanced. In particular, the mask body 110 is hollow to form a cavity for air to flow through.

A ventilation port 120 is provided at a middle position of the rear side of the mask body 110. The ventilation opening 120 faces the mouth of the user, and allows the user to exchange air with the mask. In addition, be provided with silica gel pad 121 along circumference in scavenge port 120 border department to when the user wears, the mouth can laminate completely with the silica gel pad 121 of scavenge port 120 department, guarantees the leakproofness of gauze mask and user's department of taking a breath, prevents that the air from directly getting into the human body.

As shown in fig. 6 to 7, in some embodiments, the filter assembly 130 is disposed at the front side of the mask body 110 at the left and right ends thereof, and is screwed with the mask body 110. The filter 130 is disposed on the front end surfaces of the two ends of the mask body 110, and is adapted to the shapes of the two ends of the mask body 110, so as to ensure the overall beauty of the mask. In addition, the filter assembly 130 is disposed at both ends of the mask body 110, so that the sight of the user is not obstructed, and the bearing part is disposed at both sides of the face of the human body, thereby ensuring the comfort of the user when wearing the mask.

Specifically, the filter assembly 130 includes a filter case 131 screwed to the mask body 110, a filter cover 133 covering the filter case 131, and a filter element 132 accommodated in the filter case 131, wherein the filter cover 133 is detachably coupled to the filter case 131, and the filter element 132 is provided in a stacked structure.

The mask body 110 is provided at both ends thereof with rotary protrusions 111 at the front side thereof. An external thread is provided on the outer peripheral wall of the rotary boss 111. The rotary boss 111 is provided with a first vent 1110 to communicate with the inside of the mask body 110.

Be provided with in the filter cartridge 131 and hold the chamber, hold the intracavity and be provided with the union piece soon. The screw is used to screw with the rotary protrusion 111 and form an air path between the filter assembly 130 and the mask body 110. The screw-on member comprises a groove structure 1313 arranged on the outer end surface of the filter box 131, and a protrusion structure 1312 arranged on the inner end surface of the filter box 131. In particular, the inner circumferential wall of the groove structure 1313 is provided with female threads, which are engaged with the male threads to screw the groove structure 1313 with the rotary protrusion 111. The inner peripheral wall of the groove structure 1313 is provided with a plurality of second venting holes 1314, and the plurality of second venting holes 1314 pass through the protrusion structure 1312 and then communicate with the interior of the filter cartridge 131, so that the filter assembly 130 communicates with the outside through the second venting holes 1314. When the rotary protrusion 111 is coupled with the groove structure 1313, the first ventilation hole 1110 and the second ventilation hole 1314 form a gas exchange channel between the filter assembly 130 and the mask body 110.

As shown in fig. 6, in some embodiments, the bottom end of the receiving chamber is provided with a number of baffles 1311. The baffle 1311 is an elongated structure disposed perpendicular to the bottom end of the receiving chamber. An air passage for air circulation is formed between two adjacent baffles 1311, so that air entering the filter assembly 130 can be guided by the baffles 1311 and then rapidly enters the mask body 110 from the second ventilation hole 1314.

As shown in fig. 6, in some embodiments, the filter cover 133 is detachably connected to the filter box 131, and the filter element 132 is fixed in the accommodating cavity, so that the filter element 132 can be replaced, thereby reducing the cost of the mask. The filter element 132 is arranged in a stacked structure, and the filtering area of the filter element 132 can be increased, so that the filtering efficiency of the filter element 132 is ensured, and the resistance of a user in breathing is greatly reduced. In addition, the KN95 respirator without an expiratory valve refers to the national standard GB2626-2019 respiratory protection-self-suction filter type particulate-proof respirator. Wherein, the requirements of the exhalation resistance and the inhalation resistance of the mask are less than or equal to 210Pa, and the filtering efficiency is more than or equal to 95 percent. This application sets the filter core 132 of crystal mask to foldable structure, has increased the area of contact of air with filter core 132, very big reduction respiratory resistance when guaranteeing filtration efficiency, can reach and be less than or equal to 30Pa, and is more comfortable when the user wears, not oppressive. After tests, the resistance of the filter element 132 adopting the structure is less than or equal to 10Pa when a user breathes under the condition that the air flow is 85L/min.

As shown in fig. 6, in some embodiments, a plurality of filter holes 1330 are provided on the front face of the filter cover 133. Preferably, the plurality of filtering holes 1330 are arranged in a circular hole structure with a small diameter and are arranged in an array, so that the appearance is attractive, the contact between a human body and the filter element 132 can be avoided, and the secondary infection caused by bacterial viruses can be prevented.

As shown in fig. 6, in some embodiments, the mask body 110 is provided at its outer side wall with a fixing buckle 112 for connecting a strap, a rubber band, or the like to a structure for fixing the mask to the head of a person.

The following describes a specific operation of the present invention:

in use, the filter assembly 130 is screwed to the mask body 110, and the ventilation ports 120 are aligned with the mouth of the user. When the user exhales, air enters the filter cartridge 131 through the filter holes 1330 and is filtered by the filter element 132. Subsequently, the filtered air enters the mask body 110 through the second vent hole 1314 and the first vent hole 1110, and enters the human body through the ventilation ports 120. When the user desires to use the face shield 140, the face shield 140 is rotated downward until the bottom end of the face shield 140 comes into contact with the bottom end of the mask body 110. At this time. The elastic protrusions 1410 are engaged with the engaging grooves 1430, and the mask 140 is fixed to the mask body 110. When the wearer does not require the mask 140, the nut 142 is unscrewed and the mask 140 is removed.

The above description is only for the purpose of illustrating the technical solutions of the present invention and is not intended to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; all the equivalent structures or equivalent processes performed by using the contents of the specification and the drawings of the utility model, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A rotary mask type crystal protective mask comprises a mask main body (110) with a hollow interior and a filter assembly (130) arranged on the mask main body (110), wherein the filter assembly (130) is detachably connected with the mask main body (110); the eye protection mask is characterized in that a face mask (140) for protecting eyes is arranged on the front side of the mask main body (110), and the face mask (140) is rotatably connected with the mask main body (110).

2. The rotary mask type crystal protective mask according to claim 1, wherein the mask body (110) is provided at both left and right ends thereof with rotation posts (143), the mask (140) is provided at both left and right ends thereof with through holes (141) through which the rotation posts (143) pass, and one end of the rotation posts (143) passing through the through holes (141) is provided with a nut (142).

3. The crystal protective mask of claim 2, wherein the inner circumferential wall of the through hole (141) is circumferentially provided with an elastic protrusion (1410), and the outer circumferential wall of the rotating post (143) is provided with a locking groove (1430) for receiving the elastic protrusion (1410).

4. The rotating mask crystal protective mask according to claim 2, wherein the mask (140) comprises a main body portion having a curved configuration and a rotation portion extending outwardly from left and right ends of the main body portion, the rotation portion having the through hole (141) formed therein.

5. The crystal protective mask of claim 4, wherein said mask (140) is an elastic material with light transmission function.

6. The crystal protective mask of claim 1, wherein said mask (140) has a high rotation point and a low rotation point, wherein a bottom end of said mask (140) at said high rotation point is higher than eyes of a human body, and a bottom end of said mask (140) at said low rotation point abuts against an upper end of said mask body (110).

7. The rotary mask crystal protective mask according to claim 1, wherein a ventilation port (120) is formed at a middle position of a rear side of the mask body (110), and the filter assemblies (130) are respectively formed at front sides of left and right ends of the mask body (110) and are rotatably coupled to the mask body (110).

8. The crystal protective mask of claim 7, wherein the filter assembly (130) comprises a filter box (131) screwed to the mask body (110), a filter cover (133) covering the filter box (131), and a filter element (132) accommodated in the filter box (131), the filter cover (133) is detachably connected to the filter box (131), and the filter element (132) is disposed in a stacked structure.

9. The rotating mask type crystal protective mask according to claim 8, wherein the mask body (110) has a fastening buckle (112) for connecting a strap on a side wall thereof, and the filter cover (133) has a plurality of filter holes (1330) on a front end surface thereof.

10. The rotating mask crystal protective mask of claim 1 wherein said mask body (110) is made of flexible silicone or TPU.

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