CN214912807U

CN214912807U - Removable formula face protection casing structure

Info

Publication number: CN214912807U
Application number: CN202120215467.3U
Authority: CN
Inventors: 王毅; 张敏; 孙依明
Original assignee: Xian University of Technology
Current assignee: Xian University of Technology
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-11-30
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses a removable formula facial protection casing structure, including the face guard main part, the surface of face guard main part is provided with eye-shade glass, the both sides intercommunication of face guard main part has the screwed pipe, the internal surface threaded connection of screwed pipe has the cartridge filter, and the air outlet groove has been seted up in the left side of giving vent to anger a section of thick bamboo, the utility model relates to a protection casing technical field. This face protection casing structure of removable formula, make the inner core of cartridge filter in case dirty after, the staff only needs rotatory cartridge filter can break away from cartridge filter and screwed pipe, then the change can be accomplished to the new cartridge filter of reverse rotation, the change efficiency has been improved, and through the play chimney, the air discharge duct, the seal block, the closing plate, the guide board, the joint setting of shell fragment and air discharge duct, make gaseous mainly blown off through the play chimney when exhaling, the strength that the user breathes has been reduced, physical power has been practiced thrift, and when breathing in, the air discharge duct guarantees closedly, the security when having improved the protective mask operation.

Description

Removable formula face protection casing structure

Technical Field

The utility model relates to a protection casing technical field specifically is a facial protection casing structure of removable formula.

Background

A face mask is a protective device that protects a person's face. Some masks also have breathing apparatus. The masks used in different applications may vary considerably, and common masks include diving masks, which are masks for divers, breathing masks, gas masks or other respirators placed on the face, with eye masks and breathing apparatus, protective masks for sports, which are very helpful in protecting the nose bone, and a player of the american basketball tournament may have a mask for each game. If you want to buy a good one, you should go to the sports equipment protector case and buy the proper mask according to the needs. Protection face guard for bee-keeping: the surface net mainly comprises a round shape and a square shape, and has various types. The round surface net is mostly made of black gauze or nylon net, which is commonly used by beekeepers in China; the square surface net is made of aluminum alloy or iron gauze and is mostly adopted by foreign bee-keeping people.

Traditional face protection casing inside all can set up the filter core, nevertheless all need change the filter core after long-time the use, and traditional protection casing is changed and is crossed the filter core and comparatively loaded down with trivial details to the gas passage and the gaseous access channel of user of service when exhaling are the same, all discharge through the cartridge filter, and the discharge resistance is great, and it is relatively poor to wear the sense.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a facial protection casing structure of removable formula has solved traditional facial protection casing and has changed the cartridge filter when using comparatively loaded down with trivial details to the gas passage and the gaseous access channel of user of service when exhaling are the same, all discharge through the cartridge filter, and the discharge resistance is great, wears to feel relatively poor problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a replaceable face protection cover structure comprises a mask main body, wherein eye-shade glass is arranged on the surface of the mask main body, threaded pipes are communicated with two sides of the mask main body, a filter cylinder is in threaded connection with the inner surface of each threaded pipe, an air channel is formed in one side of the surface of the filter cylinder, a leakage-proof block is fixedly connected to the surface of the mask main body through an adhesive tape, an air outlet cylinder is fixedly connected to one side of the leakage-proof block, an air exhaust groove is formed in the right side of the surface of the air outlet cylinder, a sealing block is fixedly connected to the inner surface of the air outlet cylinder, a sealing plate is movably connected to the left side of the sealing block, guide plates are fixedly connected to the top and the bottom of the sealing plate, one side, away from the sealing plate, of each guide plate is movably connected with two sides of the inner surface of the air outlet cylinder, an elastic sheet is fixedly connected to the left side of the sealing plate, an air outlet groove is formed in the left side of the air outlet cylinder, the equal fixedly connected with first fixed band of both sides on face guard main part surface and second fixed band.

Preferably, one end of the first fixing band, which is far away from the mask body, is fixedly connected with a fixture block, and the fixture block is made of hard plastic.

Preferably, a through groove is formed in the fixture block.

Preferably, one end, far away from the mask main body, of the second fixing band is fixedly connected with a connecting folded plate, and the connecting folded plate is made of hard plastic.

Preferably, the bottom of the inner surface of the connecting folded plate is fixedly connected with a semicircular elastic sheet, and the semicircular elastic sheet is made of hard resin.

Preferably, the top of the semicircular elastic sheet is fixedly connected with a fixing head, and the fixing head is made of organic glass.

Advantageous effects

The utility model provides a face protection casing structure of removable formula. Compared with the prior art, the method has the following beneficial effects:

(1) the replaceable face protection cover structure is characterized in that a sealing block is fixedly connected to the inner surface of an air outlet cylinder, a sealing plate is movably connected to the left side of the sealing block, guide plates are fixedly connected to the top and the bottom of the sealing plate, one side, away from the sealing plate, of each guide plate is movably connected with two sides of the inner surface of the air outlet cylinder, an elastic sheet is fixedly connected to the left side of the sealing plate, an air outlet groove is formed in the left side of the air outlet cylinder, threaded pipes are communicated with two sides of a mask main body, filter cylinders are in threaded connection to the inner surfaces of the threaded pipes, through the combined arrangement of the threaded pipes and the filter cylinders, once inner cores of the filter cylinders are dirty, workers can separate the filter cylinders from the threaded pipes by rotating the filter cylinders, then new filter cylinders can be replaced by reversely rotating the filter cylinders, the replacement efficiency is improved, and through the combined arrangement of the air outlet cylinders, the air outlet grooves, the sealing block, the sealing plate, the guide plates, the elastic sheets and the air outlet groove, make during expiration gas mainly blown out through the gas outlet tube, reduced the strength that the user breathed, practiced thrift physical power to when breathing in, the gas outlet tube is guaranteed to be closed, has improved the security when protective face mask moves.

(2) This removable formula facial protection casing structure, first fixed band of the equal fixedly connected with in both sides and second fixed band through face guard main part surface, the one end fixedly connected with fixture block of face guard main part is kept away from to first fixed band, logical groove has been seted up to the inside of fixture block, the one end fixedly connected with connection folded plate of face guard main part is kept away from to the second fixed band, the bottom fixedly connected with semicircle shell fragment of connection folded plate internal surface, the top fixedly connected with fixed head of semicircle shell fragment, through first fixed band, the second fixed band, the fixture block, logical groove, connect the folded plate, the joint setting of semicircle shell fragment and fixed head, make the protective mask can be through having elastic connection rope with wearing facial fast and stable when using, and make things convenient for the staff to go it fixedly by oneself, and simple structure, easily staff fast operation.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a cross-sectional view of the air outlet cylinder structure of the present invention.

In the figure: 1. a mask body; 2. eye cover glass; 3. a threaded pipe; 4. a filter cartridge; 5. a vent channel; 6. a leakage-proof block; 7. an air outlet cylinder; 8. an exhaust groove; 9. a sealing block; 10. a sealing plate; 11. a guide plate; 12. a spring plate; 13. an air outlet groove; 14. a first securing strap; 15. a second securing strap; 16. a clamping block; 17. a through groove; 18. connecting the folded plates; 19. a semicircular elastic sheet; 20. and fixing the head.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a replaceable face protection cover structure comprises a mask main body 1, eye-shade glass 2 is arranged on the surface of the mask main body 1, threaded pipes 3 are communicated with two sides of the mask main body 1, a filter cylinder 4 is in threaded connection with the inner surface of the threaded pipes 3, an air groove 5 is formed in one side of the surface of the filter cylinder 4, an anti-slip strip is fixedly connected to the surface of the filter cylinder 4, a leakage-proof block 6 is fixedly connected to the surface of the mask main body 1 through an adhesive tape, an air outlet cylinder 7 is fixedly connected to one side of the leakage-proof block 6, an air exhaust groove 8 is formed in the right side of the surface of the air outlet cylinder 7, a sealing block 9 is fixedly connected to the inner surface of the air outlet cylinder 7, a sealing plate 10 is movably connected to the left side of the sealing block 9, guide plates 11 are fixedly connected to the top and the bottom of the sealing plate 10, one side, away from the sealing plate 10, is movably connected to two sides of the inner surface of the air outlet cylinder 7, and an elastic piece 12 is fixedly connected to the left side of the sealing plate 10, the left side of the air outlet cylinder 7 is provided with an air outlet groove 13, the two sides of the surface of the mask main body 1 are fixedly connected with a first fixing band 14 and a second fixing band 15, one end of the first fixing band 14 far away from the mask main body 1 is fixedly connected with a clamping block 16, through the combined arrangement of the screwed pipe 3 and the filter cylinder 4, once the inner core of the filter cylinder 4 is dirty, a worker can separate the filter cylinder 4 from the screwed pipe 3 only by rotating the filter cylinder 4, then the replacement can be completed by reversely rotating a new filter cylinder 4, the replacement efficiency is improved, and through the combined arrangement of the air outlet cylinder 7, the air outlet groove 8, the sealing block 9, the sealing plate 10, the guide plate 11, the elastic sheet 12 and the air outlet groove 13, gas is blown out mainly through the air outlet cylinder 7 during exhalation, the breathing force of a user is reduced, the physical strength is saved, and when breathing, the air outlet cylinder 7 is ensured to be closed, and the operation safety of the mask is improved, the inside of the clamping block 16 is provided with a through groove 17, the first fixing band 14, the second fixing band 15, the clamping block 16, the through groove 17, the connecting folded plate 18, the semicircular elastic sheet 19 and the fixing head 20 are jointly arranged, so that the protective mask can be quickly and stably worn on the face through the elastic connecting rope when in use, and is convenient for workers to fix the protective mask by themselves, the structure is simple, and the quick operation of the workers is easy, one end of the second fixing band 15, which is far away from the mask main body 1, is fixedly connected with the connecting folded plate 18, the clamping block 16 is made of hard plastic, the connecting folded plate 18 is made of hard plastic, the semicircular elastic sheet 19 is made of hard resin, the fixing head 20 is made of organic glass, the bottom of the inner surface of the connecting folded plate 18 is fixedly connected with the semicircular elastic sheet 19, the top of the semicircular elastic sheet 19 is fixedly connected with the fixing head 20, and the first fixing band 14 and the second fixing band 15 have elasticity, and its length is less, is less than human head footpath, and the protection casing can rely on the elasticity of first fixed band 14 and second fixed band 15 to fix the protection casing at human face, and some gas will let out through screwed pipe 3, cartridge filter 4 and air channel 5 during exhaling, nevertheless because the oronasal position is unanimous with play chimney 7, so the exhaling total volume is minimum to do not influence protective mask normal use.

And those not described in detail in this specification are well within the skill of those in the art.

When the mask is in use, a worker puts the mask main body 1 on the face, aligns the eyeshade glass 2 on the eyes, pulls the first fixing band 14 and the second fixing band 15, puts the first fixing band and the second fixing band into the brain, presses down the fixing head 20, the semicircular elastic sheet 19 is flattened, then inserts the fixing head 20 at one end of the second fixing band 15 into the through groove 17 in the clamping block 16, after the fixing head 20 enters the clamping block 16, loosens the fixing head 20, the fixing head 20 is clamped with the through groove 17, the device is fixed on the face, when the mask is in use, the worker inhales air, the air enters through the vent groove 5, the filter cartridge 4 and the threaded pipe 3, when the air is exhaled, the air passes through the exhaust groove 8 on the surface of the air outlet cartridge 7, the air pushes the sealing plate 10 to extrude the elastic sheet 12 by breathing, meanwhile, the guide plate 11 slides along the inner wall of the air outlet cartridge 7, finally, the exhaled air is exhaled through the exhaust groove 13, when the filtering effect of the filter cartridge 4 is reduced, the filter cartridge 4 only needs to be rotated, the filter cartridge 4 is separated from the threaded pipe 3 and then replaced, and after the use, the device is restored by reverse operation according to the steps.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A replaceable face shield structure comprising a mask body (1), characterized in that: the mask comprises a mask body (1), wherein eye-shade glass (2) is arranged on the surface of the mask body (1), two sides of the mask body (1) are communicated with threaded pipes (3), the inner surface of each threaded pipe (3) is in threaded connection with a filter cylinder (4), one side of the surface of each filter cylinder (4) is provided with an air groove (5), the surface of the mask body (1) is fixedly connected with a leakage-proof block (6) through an adhesive tape, one side of each leakage-proof block (6) is fixedly connected with an air outlet cylinder (7), the right side of the surface of each air outlet cylinder (7) is provided with an air exhaust groove (8), the inner surface of each air outlet cylinder (7) is fixedly connected with a sealing block (9), the left side of each sealing block (9) is movably connected with a sealing plate (10), the top and the bottom of each sealing plate (10) are fixedly connected with a guide plate (11), one side, far away from each sealing plate (10), of each guide plate (11) is movably connected with two sides of the inner surface of each air outlet cylinder (7), the left side fixedly connected with shell fragment (12) of closing plate (10), go out air groove (13) have been seted up to the left side of venthole (7), equal fixedly connected with first fixed band (14) and second fixed band (15) in both sides on face guard main part (1) surface.

2. A replaceable face shield structure as claimed in claim 1, wherein: one end, far away from the mask main body (1), of the first fixing band (14) is fixedly connected with a clamping block (16), and the clamping block (16) is made of hard plastic.

3. A replaceable face shield structure as claimed in claim 2, wherein: the inside of the clamping block (16) is provided with a through groove (17).

4. A replaceable face shield structure as claimed in claim 1, wherein: one end, far away from the mask main body (1), of the second fixing belt (15) is fixedly connected with a connecting folded plate (18), and the connecting folded plate (18) is made of hard plastic.

5. A replaceable face shield structure, as claimed in claim 4, wherein: the bottom of the inner surface of the connecting folded plate (18) is fixedly connected with a semicircular elastic sheet (19), and the semicircular elastic sheet (19) is made of hard resin.

6. A replaceable face shield structure, as claimed in claim 5, wherein: the top of the semicircular elastic sheet (19) is fixedly connected with a fixing head (20), and the fixing head (20) is made of organic glass.