Protective mask

Abstract

The utility model discloses a protective mask, which relates to the mask field, and comprises a first transparent plate arranged on the outer side of a mask main body, a second transparent plate and a third transparent plate, the two ends of the second transparent plate are fixedly connected with connecting columns, and the sides, close to the second transparent plate, of the two groups of connecting columns are fixedly connected with first sliding blocks; second sliding blocks are fixedly connected to the positions, close to the top corners, of the inner side faces of the third transparent plates, the first transparent plates, the second transparent plates and the third transparent plates are the same in thickness and size, the sections of the first transparent plates, the second transparent plates and the third transparent plates are arc-shaped, and first sliding grooves are formed in the two ends of the first transparent plates. The protective mask has the advantages that the protective mask can be conveniently stored, the occupied space of the protective mask is reduced, the protective mask is convenient to carry, sweat generated by the forehead of a user can be prevented from flowing to the eyes to affect the sight line, a good sweat removal function is achieved, and the comfort degree is improved.

Description

Technical Field

[0001] The utility model relates to the field of masks, in particular to a protective mask. Background Art

[0002] A protective mask is a piece of equipment used to protect people's face, eyes and respiratory system to reduce the risk of exposure to substances, particles, chemicals or bacteria that may cause harm or danger. These masks are usually used in different types of workplaces and specific environments to ensure people's safety and health. Protective masks are an important part of personal protective equipment. Depending on the working environment and risks, people will choose different types and specifications of masks to ensure their own safety.

[0003] After searching, the patent number is CN213096230U, which discloses a protective mask. Through the setting of the lining strip, it is not only more comfortable to wear but also has better protective performance. However, when the existing protective mask is used, it is usually an integrated structure and occupies a relatively large space, which is not easy to store and carry anywhere. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a protective mask. When the existing protective mask is in use, it is usually an integrated overall structure and occupies a relatively large space, which is not easy to be stored and carried anywhere.

[0005] In order to solve the above technical problems, the technical solution of the utility model is a protective mask, comprising a first transparent plate arranged on the outside of the mask body, and also comprising a second transparent plate and a third transparent plate, both ends of the second transparent plate are fixedly connected with connecting columns, two groups of the connecting columns are fixedly connected with a first slider on one side close to the second transparent plate, and the inner side surface of the third transparent plate is fixedly connected with a second slider near the top corner.

[0006] As a further solution of the utility model: the thicknesses of the first transparent plate, the second transparent plate and the third transparent plate are the same, and the cross-sections of the first transparent plate, the second transparent plate and the third transparent plate are all arc-shaped.

[0007] As a further solution of the utility model: first sliding grooves are provided at both ends of the first transparent plate, and two groups of first sliding blocks are slidably connected to the first transparent plate through the first sliding grooves respectively, and the cross-sectional shapes of the two groups of first sliding blocks are both T-shaped.

[0008] As a further solution of the utility model: second sliding grooves are provided on the back-to-back sides of the two groups of connecting columns, and the two groups of second sliding blocks are slidingly connected to the two groups of connecting columns through the second sliding grooves respectively, and the cross-sectional shapes of the two groups of second sliding blocks are both T-shaped.

[0009] As a further solution of the utility model: straps are provided at both ends of the mask body, a clamping block is provided between the two groups of straps, a water absorbent belt is embedded on the inner side of the mask body, three groups of micro fans are provided on the outer side of the mask body, shaft bolts are penetrated through the inner side of the mask body near both ends, and screw rings are provided on the outer side of the mask body near both ends.

[0010] As a further solution of the utility model: grooves are provided at both ends of the mask body, and the two groups of straps are respectively connected to the two groups of mask bodies through the grooves, and the two groups of shaft bolts pass through the two groups of straps and are threadedly connected to the two groups of screw rings.

[0011] As a further solution of the utility model: three groups of micro fans are distributed on the mask body at equal intervals, and the cross-sectional shape of the water absorption belt is arranged in an arc shape.

[0012] The utility model adopts the above technical scheme, and has the following advantages compared with the prior art: the third transparent plate is slidably connected to the two groups of connecting columns by two groups of second sliding blocks cooperating with the two groups of second sliding grooves, so that the third transparent plate slides to the outer side of the second transparent plate, and then the first transparent plate is slidably connected to the two groups of connecting columns by two groups of first sliding blocks cooperating with the two groups of first sliding grooves, so that the second transparent plate slides to the outer side of the first transparent plate, thereby realizing the convenient storage function of the protective mask, reducing the space occupied by the protective mask, and facilitating carrying.

[0013] The two sets of straps are fixed by means of the clamping blocks, and then the two sets of straps are rotated to the back of the user's head by means of two sets of axle bolts cooperating with two sets of screw rings. At this time, the user's forehead is tightly connected to the water absorbent belt, and the sweat is absorbed by the water absorbent belt. At the same time, the three sets of micro fans on the mask body are started to dissipate the moisture on the water absorbent belt, which can prevent the sweat generated on the user's forehead from flowing to the eyes and affecting the line of sight. It has a good sweat removal function and improves the comfort. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic structural diagram of a protective mask in an embodiment of the utility model;

[0015] Figure 2 This is a schematic diagram of the connection structure of the second transparent plate in the embodiment of the utility model;

[0016] Figure 3 This is a schematic diagram of the connection structure between the mask body and the straps in the embodiment of the utility model;

[0017] Figure 4 It is a top view of a protective mask in an embodiment of the utility model.

[0018] In the figure: 1. mask body; 2. first transparent plate; 3. second transparent plate; 4. third transparent plate; 5. connecting column; 6. first slider; 7. first slide groove; 8. second slider; 9. second slide groove; 10. binding belt; 11. block; 12. shaft bolt; 13. screw ring; 14. water absorption belt; 15. micro fan. DETAILED DESCRIPTION

[0019] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0020] Example 1, please refer to Figure 1-Figure 4 A protective mask includes a first transparent plate 2 arranged on the outside of a mask body 1, and also includes a second transparent plate 3 and a third transparent plate 4. Both ends of the second transparent plate 3 are fixedly connected with connecting columns 5, and the two groups of connecting columns 5 are fixedly connected with a first slider 6 on one side close to the second transparent plate 3, and the inner side surface of the third transparent plate 4 is fixedly connected with a second slider 8 near the top corner.

[0021] The first transparent plate 2, the second transparent plate 3 and the third transparent plate 4 have the same thickness, and the cross-sectional shapes of the first transparent plate 2, the second transparent plate 3 and the third transparent plate 4 are all arc-shaped. First slide grooves 7 are provided at both ends of the first transparent plate 2, and two groups of first sliders 6 are slidably connected to the first transparent plate 2 through the first slide grooves 7, respectively. The cross-sectional shapes of the two groups of first sliders 6 are both T-shaped.

[0022] In this embodiment, the first transparent plate 2 and the second transparent plate 3 are connected by two groups of first sliding blocks 6 and two groups of first sliding grooves 7 .

[0023] The back-to-back sides of the two groups of connecting columns 5 are both provided with second sliding grooves 9, and the two groups of second sliding blocks 8 are respectively slidably connected to the two groups of connecting columns 5 through the second sliding grooves 9, and the cross-sectional shapes of the two groups of second sliding blocks 8 are both T-shaped.

[0024] In this embodiment, the second transparent plate 3 is connected to the third transparent plate 4 by two groups of second sliding blocks 8 cooperating with two groups of second sliding grooves 9 .

[0025] Specifically, the third transparent plate 4 is slidably connected to the two groups of connecting columns 5 by two groups of second sliders 8 cooperating with the two groups of second slide grooves 9, so that the third transparent plate 4 slides to the outer side of the second transparent plate 3, and then the first transparent plate 2 is slidably connected to the two groups of connecting columns 5 by two groups of first sliders 6 cooperating with the two groups of first slide grooves 7, so that the second transparent plate 3 slides to the outer side of the first transparent plate 2, thereby realizing the convenient storage function of the protective mask, reducing the space occupied by the protective mask, and facilitating carrying.

[0026] Example 2, please refer to Figure 1-Figure 4 A protective mask, both ends of the mask body 1 are provided with straps 10, a block 11 is provided between the two groups of straps 10, a water absorbent belt 14 is embedded on the inner side of the mask body 1, three groups of micro fans 15 are provided on the outer side of the mask body 1, shaft bolts 12 are penetrated through the inner side of the mask body 1 near both ends, and screw rings 13 are provided on the outer side of the mask body 1 near both ends.

[0027] Grooves are provided at both ends of the mask body 1 , and the two groups of straps 10 are connected to the two groups of mask bodies 1 through the grooves respectively, and the two groups of shaft bolts 12 pass through the two groups of straps 10 and are threadedly connected to the two groups of screw rings 13 respectively.

[0028] In this embodiment, the two sets of axle bolts 12 and the two sets of screw rings 13 cooperate to facilitate the rotation of the two sets of binding straps 10.

[0029] Three groups of micro fans 15 are evenly spaced and distributed on the mask body 1 , and the cross-section of the water absorption belt 14 is arc-shaped.

[0030] In this embodiment, three groups of micro fans 15 are used to dissipate the moisture on the water absorption belt 14 .

[0031] Specifically, the two groups of straps 10 are fixed by the clamping block 11, and then the two groups of straps 10 are rotated to the back of the user's head by the two groups of shaft bolts 12 and the two groups of screw rings 13. At this time, the user's forehead is tightly connected with the water absorption belt 14, and the sweat is absorbed by the water absorption belt 14. At the same time, the three groups of micro fans 15 on the mask body 1 are started to dissipate the moisture on the water absorption belt 14, which can prevent the sweat generated on the user's forehead from flowing to the eyes and affecting the line of sight. It has a good sweat removal function and improves comfort.

[0032] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A protective mask, comprising a first transparent plate (2) arranged outside a mask body (1), characterized in that: It also comprises a second transparent plate (3) and a third transparent plate (4), wherein both ends of the second transparent plate (3) are fixedly connected with connecting columns (5), one side of two groups of connecting columns (5) close to the second transparent plate (3) is fixedly connected with a first slider (6), and the inner side surface of the third transparent plate (4) close to the top corner is fixedly connected with a second slider (8).

2. A protective mask according to claim 1, characterized in that: The thicknesses of the first transparent plate (2), the second transparent plate (3) and the third transparent plate (4) are the same, and the cross-sectional shapes of the first transparent plate (2), the second transparent plate (3) and the third transparent plate (4) are all arranged in an arc shape.

3. A protective mask according to claim 2, characterized in that: Both ends of the first transparent plate (2) are provided with first sliding grooves (7), and two groups of first sliding blocks (6) are respectively slidably connected to the first transparent plate (2) via the first sliding grooves (7), and the cross-sectional shapes of the two groups of first sliding blocks (6) are both T-shaped.

4. A protective mask according to claim 1, characterized in that: The two groups of connecting columns (5) are provided with second sliding grooves (9) on the back-to-back sides, and the two groups of second sliding blocks (8) are respectively slidably connected to the two groups of connecting columns (5) through the second sliding grooves (9), and the cross-sectional shapes of the two groups of second sliding blocks (8) are both T-shaped.

5. A protective mask according to claim 1, characterized in that: Both ends of the mask body (1) are provided with straps (10), a clamping block (11) is provided between two groups of the straps (10), a water-absorbing belt (14) is embedded on the inner side surface of the mask body (1), three groups of micro fans (15) are provided on the outer side surface of the mask body (1), shaft bolts (12) are penetrated through the inner side of the mask body (1) near both ends, and screw rings (13) are provided on the outer side of the mask body (1) near both ends.

6. A protective mask according to claim 5, characterized in that: Grooves are provided at both ends of the mask body (1), and the two groups of straps (10) are respectively connected to the two groups of mask bodies (1) through the grooves, and the two groups of shaft bolts (12) respectively pass through the two groups of straps (10) and are threadedly connected to the two groups of screw rings (13).

7. A protective mask according to claim 5, characterized in that: The three groups of micro fans (15) are distributed on the mask body (1) at equal intervals, and the cross-sectional shape of the water absorption belt (14) is arranged in an arc shape.

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