CN220109195U

CN220109195U - Anti-drop medical surgical mask

Info

Publication number: CN220109195U
Application number: CN202320071844.XU
Authority: CN
Inventors: 叶皓
Original assignee: Hubei Haotian Medical Protection Articles Co ltd
Current assignee: Hubei Haotian Medical Protection Articles Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-12-01
Anticipated expiration: 2033-01-10

Abstract

The utility model discloses an anti-drop medical surgical mask which comprises a mask body, wherein two ear ropes are arranged on two sides of the mask body, ear shells are arranged on the two ear ropes on the same side, two rope winding pieces are arranged in the ear shells from top to bottom, one ends of the two ear ropes on the same side are fixedly connected with the outer parts of the two rope winding pieces respectively, a driving assembly for driving the rope winding pieces to rotate is arranged in the ear shells, and a limiting assembly for limiting the driving assembly to rotate is arranged in the ear shells. The utility model relates to an anti-drop medical surgical mask, which is characterized in that an ear shell is arranged outside an ear rope and hung on the ear of a user, a rope rolling piece is arranged inside the ear shell, the ear rope is rolled up, the rope rolling piece is driven to rotate by a driving assembly, and the rope rolling piece is fixed after being regulated by a limiting assembly, so that the anti-drop medical surgical mask can be regulated according to different length requirements, and is convenient for people with different sizes to use.

Description

Anti-drop medical surgical mask

Technical Field

The utility model relates to the technical field of medical masks, in particular to an anti-falling medical surgical mask.

Background

The mask is a sanitary article, and is generally worn at the mouth and nose positions for filtering air entering the mouth and nose so as to achieve the effect of blocking harmful gases, smell, spray, viruses and other substances, and is made of gauze or paper and the like; the mask has a certain filtering effect on air entering the lung, and has a very good effect when the mask is worn when the mask works in environments polluted by dust and the like during the flow of respiratory infectious diseases.

The common medical surgical mask is divided into three layers, namely a waterproof layer, a filter layer and a water absorption layer, wherein a metal nose bridge strip is adhered to the waterproof layer, ear ropes are adhered to the left side and the right side, the mask is folded together with the nose bridge strip during use, folds are pulled open, the nose bridge strip leans against the nose bridge, the ear ropes are hung on the ears for fixing, but the faces of some users are smaller, the ear ropes can be separated when hung on the ears, the elasticity of the ear ropes cannot be well exerted, the back of the ears of the wearer cannot be hooked, the ear ropes are easy to fall off from the faces of the wearer, the faces of the wearer are larger, when the mask is worn for a long time, the ear ropes on the two sides are pulled for a long time, so that the ear ropes lose elasticity, the ears cannot be hooked by the elasticity of the ear ropes, the mask also falls off from the faces of the wearer easily, the nose and the mouth of the wearer are exposed out, and some pollutants are contacted, so that the protection effect is reduced, and the medical surgical mask is provided.

Disclosure of Invention

Object of the utility model

In order to solve the technical problems in the background art, the utility model provides an anti-falling medical surgical mask, which has the advantages that the ear ropes on two sides of the mask body are fixed after being adjusted in length, so that the ear ropes can be tightly sleeved on ears of a user, and the problems that the faces of some users are smaller, loose when hung on the ears, fall off from the faces when the user wears the mask for a long time, the ear ropes on two sides are loose when the user wears the mask for a long time, the mask also falls off from the faces of the user easily, and the protection effect is reduced are solved.

(II) technical scheme

The utility model provides an anti-drop medical surgical mask which is characterized by comprising a mask body, wherein two earrings are arranged on two sides of the mask body, ear shells are arranged on the two earrings on the same side, two rope winding pieces are arranged in the ear shells from top to bottom, one ends of the two earrings on the same side are fixedly connected with the outer parts of the two rope winding pieces respectively, a driving component for driving the rope winding pieces to rotate is arranged in the ear shells, a limiting component for limiting the rotation of the driving component is arranged in the ear shells, two mounting holes are formed in the left side and the right side of the mask body, a primary fixing buckle and a secondary fixing buckle are arranged at one ends of the four earrings, which are connected with the mask body, of the four earrings, pass through the mounting holes, and are folded in half, so that the primary fixing buckle covers the primary fixing buckle and the mask body are connected;

the driving assembly comprises a first rotating rod, a second rotating rod, two gears and a knob, wherein the first rotating rod is rotationally connected to the rear side wall of the ear shell and extends to the outside of the first rotating rod;

the limiting component comprises a ratchet wheel, a pawl, a hinging block, a hinging rod, a spring and a button, wherein the ratchet wheel is coaxially sleeved on the first rotating rod and is positioned at the side end of the gear, the pawl is arranged between the ear shells, two ends of the pawl are respectively connected with the ear shells in a rotating mode, the ratchet wheel is meshed with the pawl, a sliding groove is formed in the right side of the pawl, the hinging block is arranged in the sliding groove in a sliding mode, one end of the hinging rod is hinged to the hinging block, the other end of the hinging rod penetrates through and extends to the right side of the ear shells, the button is positioned on the right side of the ear shells and is fixedly connected with the hinging rod, and the spring is sleeved on the hinging rod and is fixedly connected between the ear shells and the button and is used for restoring after the button is pressed.

Preferably, the whole of the earmuff is arc-shaped, and a soft cushion is adhered to the left cambered surface of the earmuff.

Preferably, a rotating wheel is fixedly arranged in the earmuff, and the earrope is wound on the surface of the rotating wheel.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: the ear rope is hung on the ears of a user through the ear shell, the rope winding piece is arranged in the ear shell, the ear rope is wound up, the rope winding piece is driven to rotate through the driving component, the ear rope is fixed after being regulated through the limiting component, the ear rope can be regulated according to different length requirements, and people with face shapes of different sizes can use the ear rope conveniently.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic view of the structure of the ear shell of the present utility model.

Fig. 3 is a left side cross-sectional view of the shell of the earmuff of the utility model.

Fig. 4 is an enlarged view of the present utility model at a.

Fig. 5 is a view showing the connection between the ear rope and the mask body.

Reference numerals: 1. a mask body; 2. ear ropes; 3. ear muffs; 4. a rope winding member; 5. a drive assembly; 51. a first rotating lever; 52. a second rotating rod; 53. a gear; 54. a knob; 6. a limit component; 61. a ratchet wheel; 62. a pawl; 63. a hinge block; 64. a hinge rod; 65. a spring; 66. a button; 7. a sub-fixing buckle; 8. and the female fixing buckle.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, welded, riveted, bonded, etc., or may be a removable connection, threaded connection, keyed connection, pinned connection, etc., or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-5, the anti-falling medical surgical mask provided by the utility model is characterized by comprising a mask body 1, two ear ropes 2 are arranged on two sides of the mask body 1, a ear shell 3 is arranged on the two ear ropes 2 on the same side, two rope coiling members 4 are arranged in the ear shell 3 from top to bottom, one ends of the two ear ropes 2 on the same side are respectively fixedly connected with the outer parts of the two rope coiling members 4, a driving assembly 5 for driving the rope coiling members 4 to rotate is arranged in the ear shell 3, a limiting assembly 6 for limiting the driving assembly 5 to rotate is arranged in the ear shell 3, two mounting holes are formed on the left side and the right side of the mask body 1, a child fixing buckle 7 and a mother fixing buckle 8 are arranged at one end, connected with the mask body 1, of the four ear ropes 2 penetrate through the mounting holes, and then the child fixing buckle 7 is covered on the mother fixing buckle 8 to be connected with the mask body 1 in half;

the driving assembly 5 comprises a first rotating rod 51, a second rotating rod 52, two gears 53 and a knob 54, wherein the first rotating rod 51 is rotatably connected to the rear side wall of the ear shell 3 and extends to the outside of the ear shell, the second rotating rod 52 is arranged between the left side wall and the right side wall of the ear shell 3, the two ends of the second rotating rod 52 are respectively rotatably connected with the ear shell 3, the two gears 53 are respectively coaxially sleeved on the first rotating rod 51 and the second rotating rod 52 and meshed with the first rotating rod 51, and the knob 54 is positioned outside the ear shell 3 and coaxially and fixedly sleeved on the first rotating rod 51;

the limiting component 6 comprises a ratchet wheel 61, a pawl 62, a hinge block 63, a hinge rod 64, a spring 65 and a button 66, wherein the ratchet wheel 61 is coaxially sleeved on the first rotating rod 51 and is positioned at the side end of the gear 53, the pawl 62 is arranged between the ear shells 3, two ends of the pawl 62 are respectively connected with the ear shells 3 in a rotating mode, the ratchet wheel 61 is meshed with the pawl 62, a sliding groove is formed in the right side of the pawl 62, the hinge block 63 is arranged in the sliding groove in a sliding mode, one end of the hinge rod 64 is hinged to the hinge block 63, the other end of the hinge rod 64 penetrates through and extends to the right side of the ear shells 3, the button 66 is positioned on the right side of the ear shells 3 and is fixedly connected with the hinge rod 64, and the spring 65 is sleeved on the hinge rod 64 and is fixedly connected between the ear shells 3 and the button 66 and used for recovering after the button 66 is pressed.

According to the mask, a nose bridge strip is adhered to the mask body 1, the nose bridge strip is made of aluminum alloy and can be repeatedly bent and shaped, the ear rope 2 is an elastic rope, the ear rope 2 is rolled by the ear rope 4 to change the service length of the ear rope 2, the driving component 5 is used for driving the ear rope 4 to rotate, the limiting component 6 is used for fixing the ear rope 2 after adjustment, stripes are carved on the outer portion of the knob 54, manual rotation is facilitated, the two gears 53 can be simultaneously driven after the knob 54 is rotated, the two gears 53 are meshed, the first rotating rod 51 and the second rotating rod 52 can be simultaneously rotated in opposite directions, when the first rotating rod 51 rotates, the ratchet wheel 61 can also rotate, after the ratchet wheel 61 rotates in one direction, the ratchet wheel 61 is clamped by the pawl 62 and cannot reversely rotate, the ear rope 2 is fixed by the length of the ear rope 4, the ear rope 2 is prevented from loosening when being hung on ears of a user, when the button 66 is pressed, the spring 65 is stressed, the hinge block 63 slides along the left side of the pawl 62 and is pressed to rotate, the pawl 61 is separated from the ratchet wheel 61, the ratchet wheel 61 can be reversely rotated with the ratchet wheel 61, the ear rope 7 can be reversely rotated, the size of the mask body is reduced, the mask can be installed and the mask body is fixed through the size of the mask body 7 and the mask body 8, the mask can be conveniently installed, the size is reduced, the size of the mask can be fixed, the mask can be installed, and the mask can be conveniently and the mask can be fixed, and the mask can be conveniently and the mask can be fixed.

In an alternative embodiment, the whole of the earmuff 3 is arc-shaped, and a soft cushion is adhered on the left arc surface of the earmuff 3.

It should be noted that, the ear muff 3 is arc, and is adapted to human ears, and meanwhile, the pressure to ears can be reduced through the soft cushion, so as to prevent the mask from being damaged due to overlong wearing time.

In an alternative embodiment, the inner part of the ear shell 3 is fixedly provided with a rotating wheel, and the ear rope 2 is wound on the surface of the rotating wheel.

It should be noted that, prevent when rolling ear rope 2, ear rope 2 is scraped bad when the corner of trompil department, when through two runners, can strut ear rope 2, convenient rolling.

Working principle: when the ear rope 2 is used, the ear rope 2 passes through the mounting hole and is folded in half, the sub-fixing buckle 7 and the main fixing buckle 8 are fixedly arranged to pull the two ear shells 3 to be sleeved on ears, when the ear rope 2 is loose or the length is too long, the knob 54 is rotated, the first rotating rod 51 is rotated, the ratchet wheel 61 is rotated, the second rotating rod 52 is driven to rotate through the two meshed gears 53, the two rope reeling pieces 4 are used for reeling the ear rope 2, the ratchet wheel 61 is clamped by the pawl 62 after the completion of reeling, the fixing is completed, when the release is needed, the button 66 is pressed, the spring 65 is stressed, the hinge rod 64 pushes the hinge block 63 to slide, the pawl 62 is rotated, at the moment, the ratchet wheel 61 can reversely rotate, and the ear rope 2 is released.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. The utility model provides an anti-drop medical surgical mask, its characterized in that includes mask body (1), the both sides of mask body (1) all are provided with ear rope (2) that are two in quantity, and two on the same side ear rope (2) are provided with cover ear shell (3), and single the inside from the top down of cover ear shell (3) is provided with two reel rope piece (4), and two on the same side one end of ear rope (2) respectively with the outside fixed connection of two reel rope piece (4), the inside of cover ear shell (3) is provided with drive reel rope piece (4) pivoted drive assembly (5), the inside of cover ear shell (3) is provided with and is used for restricting drive assembly (5) pivoted spacing subassembly (6), two mounting holes have all been seted up to the left and right sides of mask body (1), and four ear rope (2) with the one end that mask body (1) is connected all is provided with son fixed knot (7) and female fixed knot (8), four behind the ear rope (2) pass the mounting hole with the son knot body (8) and make it fixed knot (8) mutually to make the mask body (1) after wearing;

the driving assembly (5) comprises a first rotating rod (51), a second rotating rod (52), two gears (53) and a knob (54), wherein the first rotating rod (51) is rotatably connected to the rear side wall of the ear shell (3) and extends to the outside of the first rotating rod, the second rotating rod (52) is arranged between the left side wall and the right side wall of the ear shell (3) and is respectively and rotatably connected with the ear shell (3) at two ends, the two gears (53) are respectively coaxially sleeved on the first rotating rod (51) and the second rotating rod (52) and meshed with the first rotating rod and the second rotating rod, and the knob (54) is positioned outside the ear shell (3) and is coaxially and fixedly sleeved on the first rotating rod (51);

the limiting component (6) comprises a ratchet wheel (61), a pawl (62), a hinge block (63), a hinge rod (64), a spring (65) and a button (66), wherein the ratchet wheel (61) is coaxially sleeved on the first rotating rod (51) and located at the side end of the gear (53), the pawl (62) is arranged between the ear shells (3), two ends of the pawl (62) are respectively connected with the ear shells (3) in a rotating mode, the ratchet wheel (61) is meshed with the pawl (62), a sliding groove is formed in the right side of the pawl (62), the hinge block (63) is vertically arranged in the sliding groove in a sliding mode, one end of the hinge rod (64) is hinged with the hinge block (63), the other end of the hinge rod is penetrated and extends to the right side of the ear shells (3), the button (66) is located on the right side of the ear shells (3) and fixedly connected with the hinge rod (64), and the spring (65) is sleeved on the hinge rod (64) and fixedly connected with the ear shells (3) and used for pressing the button (66) after the button (66) is restored.

2. The anti-drop medical surgical mask according to claim 1, wherein the whole of the ear shell (3) is arc-shaped, and a soft pad is adhered on the left arc surface of the ear shell (3).

3. The anti-drop medical surgical mask according to claim 1, wherein a runner is fixedly installed inside the earmuff (3), and the earrope (2) is wound on the surface of the runner.