CN212787527U

CN212787527U - Protective mask

Info

Publication number: CN212787527U
Application number: CN202021072464.0U
Authority: CN
Inventors: 周德成
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-03-26
Anticipated expiration: 2030-06-11

Abstract

The utility model discloses a protective mask, which comprises a breather valve component, a frame, an inner lining plate, a first through hole, a first reinforcing rib, a second through hole, a first groove, a first fixing plate, a second reinforcing rib, a fixing band, a buffer layer, a first fixing block, a second fixing block and a transparent cover, wherein the transparent cover is fixedly covered at the top of one side of the frame, the frame is fixedly connected with the transparent cover, one side of the center of the transparent cover is fixedly connected with one side of the first fixing plate, the utility model has simple and compact structure and light weight, and is provided with the buffer layer, thereby greatly improving the wearing comfort level, being beneficial to wearing for a long time, being beneficial to filtering harmful substances in air by arranging protective cotton in the breather valve component, being beneficial to filtering harmful substances in air by the buckling of a third through hole and the second fixing block, the buckling of the first locking block and the second locking block and the buckling of the third locking block, the rapid disassembly and assembly of the breather valve assembly and the rapid placement of the protective cotton are realized, and the improvement of the working efficiency is facilitated.

Description

Protective mask

Technical Field

The utility model relates to a face guard technical field specifically is a protective face mask.

Background

Protective masks are devices used to protect the face and neck from flying metal debris, harmful gases, liquid splashes, metal and high temperature solvent vapors. Mainly comprises a welding mask, an anti-impact mask, an anti-radiation mask, a smoke and gas prevention mask, a heat insulation mask and the like.

Protective mask's kind is various, and general protective mask structure is complicated, and the quality is great, wears uncomfortable for a long time to general protective mask does not have the breather valve, and the protecting effect is poor, and the breather valve dismouting of general protective mask is more troublesome, is unfavorable for the change of protective cotton.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protective face mask to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a protective mask comprises a breathing valve component, a frame, an inner lining plate, a first through hole, a first reinforcing rib, a second through hole, a first groove, a first fixing plate, a second reinforcing rib, a fixing band, a buffer layer, a first fixing block, a second fixing block and a transparent cover, wherein the transparent cover is fixedly covered at the top of one side of the frame, the frame is fixedly connected with the transparent cover, one side of the center of the transparent cover is fixedly connected with one side of the first fixing plate, the bottom of the first fixing plate is fixedly connected with the bottom of one side of the frame, the top of the first fixing plate is fixedly connected with the bottom of the transparent cover, the bottom of the first fixing plate is provided with the first groove, the top of one side of the frame is fixedly connected with the bottom of the first fixing block, one side of the first fixing block is fixedly connected with one side of the second fixing block, the first fixing block is, the top of the first fixing block is inserted into the bottom of the breathing valve assembly;

the breather valve component comprises a second groove, a first box body, a third fixed block, a third through hole, a second box body, a fourth through hole, a first locking block, a second locking block, an L-shaped fixed arm, a third locking block, a fourth locking block and a fourth fixed block, wherein one side of the bottom of the first box body is fixedly connected with one side of the third fixed block, one side of the center of the third fixed block is provided with the third through hole, the third through hole is buckled with the second fixed block, the top of the first box body is provided with the second groove, the bottom of the second groove is fixedly connected with the bottom of the second locking block, one side of the second locking block is attached to one side of the first locking block, the top of the first locking block is fixedly connected with the top of the second box body, one side of the second box body is provided with a plurality of fourth through holes, the top surface in the second box body is close to the position of the first box body and is fixedly, l type fixed arm center one side bottom and third latch segment bottom fixed connection, third latch segment one side and the laminating of fourth latch segment one side, fourth latch segment top and fourth fixed block bottom one side fixed connection, fourth fixed block top and the inside top surface one side fixed connection of first box body.

Furthermore, the inner circumference of one side of the frame is fixedly connected with the outer circumference of the inner lining plate, a first through hole is formed in the center of the inner lining plate, a first reinforcing rib is arranged on one side of the center of the inner lining plate, a second reinforcing rib is arranged at the top of the center of the inner lining plate, and a second through hole is formed in the bottom of the center of the inner lining plate.

Furthermore, the inner circumference of the other side of the frame is fixedly connected with the outer circumference of the buffer layer, and the four corners of the other side of the frame are fixedly connected with the four corners of the fixing belt.

Further, first strengthening rib and second through-hole all have two, and are the symmetric distribution, L type fixed arm, third latch segment, fourth latch segment and fourth fixed block all have four, and are the symmetric distribution, first recess and fourth through-hole all have a plurality of, and evenly distributed.

Further, the fixing band is an elastic band.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a simple structure is compact, light in weight to be provided with the buffer layer, greatly improved the comfort level of wearing, be favorable to wearing for a long time.

2. The utility model discloses a through lay the protective cotton inside the breather valve subassembly, be favorable to the harmful substance in the filtered air, greatly protected wearing personnel's safety, improved protective face mask's protecting effect.

3. The utility model discloses a through the lock of third through-hole and second fixed block, first latch segment and second latch segment and the lock of third latch segment and fourth latch segment, realized breather valve subassembly's quick assembly disassembly and protective cotton lay fast, be favorable to improving work efficiency, improved the protective face mask practicality.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front view of the overall structure of the present invention;

fig. 2 is a schematic back view of the overall structure of the present invention;

FIG. 3 is a schematic side view of the overall structure of the present invention;

fig. 4 is a partially enlarged schematic view of the region a in fig. 2 according to the present invention;

figure 5 is a schematic view of a breather valve assembly of the present invention;

figure 6 is a cross-sectional view of a breather valve assembly of the present invention;

fig. 7 is a partially enlarged schematic view of the area B in fig. 6 according to the present invention;

in the figure: 1. a breather valve assembly; 2. a frame; 3. an inner liner plate; 4. a first through hole; 5. a first reinforcing rib; 6. a second through hole; 7. a first groove; 8. a first fixing plate; 9. a second reinforcing rib; 10. fixing belts; 11. a buffer layer; 12. a first fixed block; 13. a second fixed block; 14. a transparent cover; 101. a second groove; 102. a first case; 103. a third fixed block; 104. a third through hole; 105. a second box body; 106. a fourth via hole; 107. a first locking block; 108. a second locking block; 109. an L-shaped fixed arm; 110. a third locking block; 111. a fourth locking block; 112. and a fourth fixed block.

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. 1-7, the present invention provides a technical solution: a protective mask comprises a breathing valve component 1, a frame 2, an inner lining plate 3, a first through hole 4, a first reinforcing rib 5, a second through hole 6, a first groove 7, a first fixing plate 8, a second reinforcing rib 9, a fixing belt 10, a buffer layer 11, a first fixing block 12, a second fixing block 13 and a transparent cover 14, wherein the transparent cover 14 is fixedly covered on the top of one side of the frame 2, the frame 2 is fixedly connected with the transparent cover 14, one side of the center of the transparent cover 14 is fixedly connected with one side of the first fixing plate 8, the bottom of the first fixing plate 8 is fixedly connected with the bottom of one side of the frame 2, the top of the first fixing plate 8 is fixedly connected with the bottom of the transparent cover 14, the bottom of the first fixing plate 8 is provided with the first groove 7, the inner circumference of one side of the frame 2 is fixedly connected with the outer circumference of the inner lining plate 3, the center of the inner, the top of the center of the lining plate 3 is provided with a second reinforcing rib 9, the bottom of the center of the lining plate 3 is provided with a second through hole 6, which is favorable for firmer protective mask, the inner circumference of the other side of the frame 2 is fixedly connected with the outer circumference of the buffer layer 11, the four corners of the other side of the frame 2 are fixedly connected with the four corners of the fixing belt 10, which is favorable for more comfortable wearing, the fixing belt 10 is an elastic belt, which is favorable for people with different head types to wear, the top of one side of the frame 2 is fixedly connected with the bottom of the first fixing block 12, one side of the first fixing block 12 is fixedly connected with one side of the second fixing block 13, the first fixing block 12 is hollow, the first fixing;

the breathing valve component 1 comprises a second groove 101, a first box body 102, a third fixed block 103, a third through hole 104, a second box body 105, a fourth through hole 106, a first locking block 107, a second locking block 108, an L-shaped fixed arm 109, a third locking block 110, a fourth locking block 111 and a fourth fixed block 112, wherein one side of the bottom of the first box body 102 is fixedly connected with one side of the third fixed block 103, one side of the center of the third fixed block 103 is provided with the third through hole 104, the third through hole 104 is buckled with the second fixed block 13, the top of the first box body 102 is provided with the second groove 101, the bottom of the second groove 101 is fixedly connected with the bottom of the second locking block 108, one side of the second locking block 108 is attached to one side of the first locking block 107, the top of the first locking block 107 is fixedly connected with the top of the second box body 105, one side of the second box body 105 is provided with a plurality of the fourth through holes 106, the position of the inner top surface of the second box body, the bottom of one side of the center of the L-shaped fixing arm 109 is fixedly connected with the bottom of the third locking block 110, one side of the third locking block 110 is attached to one side of the fourth locking block 111, the top of the fourth locking block 111 is fixedly connected with one side of the bottom of the fourth fixing block 112, the top of the fourth fixing block 112 is fixedly connected with one side of the inner top surface of the first box body 102, two first reinforcing ribs 5 and two second through holes 6 are arranged and symmetrically distributed, four L-shaped fixing arms 109, four third locking blocks 110, four fourth locking blocks 111 and four fourth fixing blocks 112 are arranged and symmetrically distributed, and a plurality of first grooves 7 and a plurality of fourth through holes 106 are uniformly distributed; in the use process of the utility model, firstly, the bottom of the third fixing block 103 is pulled to the back direction of the protective mask to separate the third through hole 104 from the second fixing block 13, then the breathing valve component 1 is pulled out to the opposite direction of the first fixing block 12, then the second box body 105 at the top position of the first locking block 107 is pulled upwards, thereby the first locking block 107 is driven to move upwards, thereby the first locking block 107 is separated from the second locking block 108, then the first box body 102 and the second box body 105 are pulled to both sides, thereby the L-shaped fixing arm 109 and the fourth fixing block 112 are driven to move to the opposite direction, then the third locking block 110 and the fourth locking block 111 are driven to move to the opposite direction, thereby the first box body 102 and the second box body 105 are separated, then the protective cotton is put into the second box body 105, then the first box body 102 is pressed to the second box body 105 direction, thereby the third locking block 110 and the fourth locking block 111 are locked, then the second box body 105 at the top position of the first locking block 107 is pressed downwards, so that the first locking block 107 is locked with the second locking block 108, then the bottom of the breathing valve component 1 is pressed towards the top of the first fixed block 12, so that the top of the first fixed block 12 is inserted at the bottom of the breathing valve component 1, then the third fixed block 103 is pressed towards the direction of the first fixed block 12, so that the third fixed block 103 is buckled with the third through hole 104, thereby completing the quick disassembly and assembly of the breathing valve component 1 and the quick placement of the protective cotton, which is beneficial to improving the working efficiency and improving the practicability of the protective mask, through the placement of the protective cotton, the air polluted by the outside enters the second box body 105 from the fourth through hole 106 during breathing, and through the filtration of the protective cotton, harmful substances are filtered, the clean air enters the first fixed block 12 through the breathing valve component 1 and then enters the protective mask, be favorable to the harmful substance in the filtered air, greatly protected and worn personnel's safety, the protective effect of protective face mask has been improved, stimulate fixed band 10 to frame 2 one side afterwards, fixed band 10 is the elastic cord, certain elasticity has, wear protective face mask after facial, loosen fixed band 10, under the effect of elastic force, tightly fix the face mask in people's face, thereby accomplish wearing of mask, this protective face mask simple structure is compact, light in weight, and be provided with buffer layer 11, buffer layer 11 is rubber materials, the comfort level of wearing has greatly been improved, be favorable to wearing for a long time.

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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a protective mask, includes breather valve subassembly (1), frame (2), interior welt (3), first through-hole (4), first strengthening rib (5), second through-hole (6), first recess (7), first fixed plate (8), second strengthening rib (9), fixed band (10), buffer layer (11), first fixed block (12), second fixed block (13) and translucent cover (14), its characterized in that: the transparent cover (14) is fixedly covered on the top of one side of the frame (2), the frame (2) is fixedly connected with the transparent cover (14), one side of the center of the transparent cover (14) is fixedly connected with one side of the first fixing plate (8), the bottom of the first fixing plate (8) is fixedly connected with the bottom of one side of the frame (2), the top of the first fixing plate (8) is fixedly connected with the bottom of the transparent cover (14), a first groove (7) is arranged at the bottom of the first fixing plate (8), the top of one side of the frame (2) is fixedly connected with the bottom of the first fixing block (12), one side of the first fixed block (12) is fixedly connected with one side of the second fixed block (13), the first fixed block (12) is hollow, the first fixing block (12) is communicated with the interior of the mask, and the top of the first fixing block (12) is inserted into the bottom of the breathing valve component (1);

the breathing valve component (1) consists of a second groove (101), a first box body (102), a third fixing block (103), a third through hole (104), a second box body (105), a fourth through hole (106), a first locking block (107), a second locking block (108), an L-shaped fixing arm (109), a third locking block (110), a fourth locking block (111) and a fourth fixing block (112), wherein one side of the bottom of the first box body (102) is fixedly connected with one side of the third fixing block (103), the third through hole (104) is formed in one side of the center of the third fixing block (103), the third through hole (104) is buckled with the second fixing block (13), the second groove (101) is formed in the top of the first box body (102), the bottom of the second groove (101) is fixedly connected with the bottom of the second locking block (108), one side of the second locking block (108) is jointed with one side of the first locking block (107), first locking piece (107) top and second box body (105) top fixed connection, a plurality of fourth through-holes (106) have been seted up to second box body (105) one side, the inside top surface of second box body (105) is close to first box body (102) position and L type fixed arm (109) bottom fixed connection, L type fixed arm (109) center one side bottom and third latch segment (110) bottom fixed connection, third latch segment (110) one side is laminated with fourth latch segment (111) one side, fourth latch segment (111) top and fourth fixed block (112) bottom one side fixed connection, fourth fixed block (112) top and first box body (102) inside top surface one side fixed connection.

2. A face shield according to claim 1, wherein: the inner circumference of one side of the frame (2) is fixedly connected with the outer circumference of the inner lining plate (3), a first through hole (4) is formed in the center of the inner lining plate (3), a first reinforcing rib (5) is arranged on one side of the center of the inner lining plate (3), a second reinforcing rib (9) is arranged at the top of the center of the inner lining plate (3), and a second through hole (6) is formed in the bottom of the center of the inner lining plate (3).

3. A face shield according to claim 1, wherein: the inner circumference of the other side of the frame (2) is fixedly connected with the outer circumference of the buffer layer (11), and the four corners of the other side of the frame (2) are fixedly connected with the four corners of the fixing belt (10).

4. A face shield according to claim 1, wherein: first strengthening rib (5) and second through-hole (6) all have two, and are the symmetric distribution, L type fixed arm (109), third latch segment (110), fourth latch segment (111) and fourth fixed block (112) all have four, and are the symmetric distribution, first recess (7) and fourth through-hole (106) all have a plurality of, and evenly distributed.

5. A face shield according to claim 1, wherein: the fixing belt (10) is an elastic belt.