CN211794470U

CN211794470U - Coal mine is with breathing environmental protection gauze mask

Info

Publication number: CN211794470U
Application number: CN202020332668.7U
Authority: CN
Inventors: 王红振; 张海彦; 张俊虎; 何乾龙; 武柱; 李文平; 庞继尧; 李艳鹏; 何旭明; 李鹏鹏
Original assignee: HUAJIN COKING COAL CO Ltd
Current assignee: HUAJIN COKING COAL CO Ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-30
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a breathing environment-friendly mask for coal mines, which comprises a mask main body and a filtering mechanism, wherein the filtering mechanism comprises two cotton yarns, a melt-blown cloth double-layer protective filter element and a threaded joint; the outer wall of one end of the threaded connector is arranged on the outer wall of one side of the mask body; the outer wall of the threaded joint is connected with a locking joint through threads; the outer wall of one side of the locking joint is welded with a locking ring; the inner wall of the threaded joint is provided with a limiting ring; the size of the cotton yarn and melt-blown cloth double-layer protection filter element is matched with the inner wall of the threaded joint, and the radius of the cotton yarn and the threaded joint is larger than that of the inner walls of the limiting ring and the locking ring; two the cotton yarn sets up respectively in the both sides of melt-blown cloth double-deck protection filter core. The utility model has the advantages that the cotton yarn and melt-blown cloth double-layer protection filter element is arranged, so that the filtering effect can be achieved; through setting up locking joint, locking ring and spacing ring, can fix cotton yarn and melt and spout the double-deck protection filter core of cloth, dismantlement that simultaneously can be convenient is changed.

Description

Coal mine is with breathing environmental protection gauze mask

Technical Field

The utility model relates to a gauze mask technical field especially relates to a coal mine is with breathing environmental protection gauze mask.

Background

At present, due to the particularity of working environments of some working places, the mask needs to be worn for operation in work due to the consideration of body health, the mask serves as a protective barrier, and the using effect of the mask directly influences the working state of personnel.

Through search, the Chinese patent with the application number of CN201621388293.6 discloses a butterfly-shaped antistatic industrial mask, which relates to the technical field of industrial masks and comprises a mask body, a breathing module and a mask belt, the whole mask body is in a butterfly shape, a bamboo charcoal fiber cloth layer, a non-woven fabric layer, an active carbon layer, a melt-blown fabric layer and a fiber cloth surface layer are sequentially sewn on the mask body from inside to outside, the antistatic agent is adhered on the non-woven fabric layer, the mask body formed by compounding is provided with a breathing channel which is communicated with the inside and the outside, the breathing module adopts a cold flow breathing valve which comprises an air inlet end, a filter and an air outlet end, one end of the filter is communicated with the air inlet end, the air outlet end is communicated with the other end of the filter, the air inlet end, the filter and the air outlet end are fixedly installed in a breathing channel of the mask body from outside to inside, and the mask belt is installed on two sides of the mask body composite layer. The breathing module in the above patent suffers from the following disadvantages: the filter layer cannot be conveniently replaced, so that the use effect is affected, or the mask is directly replaced, so that the cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a breathing environment-friendly mask for a coal mine.

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

a breathing environment-friendly mask for a coal mine comprises a mask main body and a filtering mechanism, wherein the filtering mechanism comprises two cotton yarns, a melt-blown fabric double-layer protective filter element and a threaded joint; the outer wall of one end of the threaded connector is arranged on the outer wall of one side of the mask body; the outer wall of the threaded joint is connected with a locking joint through threads; the outer wall of one side of the locking joint is welded with a locking ring; the inner wall of the threaded joint is provided with a limiting ring; the size of the cotton yarn and melt-blown cloth double-layer protection filter element is matched with the inner wall of the threaded joint, and the radius of the cotton yarn and the threaded joint is larger than that of the inner walls of the limiting ring and the locking ring; the two cotton yarns are respectively arranged on two sides of the melt-blown fabric double-layer protection filter element; and the two cotton yarns and the melt-blown cloth double-layer protection filter element are fixed on the outer wall of one side of the limiting ring by the extrusion of the locking ring.

As a further aspect of the present invention: the lower part of the mask main body is provided with a one-way valve; the check valve is located below the locking joint.

As a further aspect of the present invention: the inner wall of one end of the mask body is elastically deformed and connected with a rubber sleeve.

As a further aspect of the present invention: annular first fluting has all been seted up to the surface of rubber sleeve outer lane and the surface of inner circle.

As a further aspect of the present invention: the outer wall of one side of the rubber sleeve is provided with a nose protecting sleeve.

As a further aspect of the present invention: the inner wall of the nose guard sleeve is provided with a second open slot.

As a further aspect of the present invention: the gauze mask main part both sides outer wall all is provided with the fixed head, and fixed head inner wall elastic deformation is connected with hangs the rope, and the one end interlock of hanging the rope is connected with the regulation and detains, and just adjusts to detain the inner wall and pass through the buckle and connect in hanging the rope outer wall.

The utility model has the advantages that:

1. the double-layer protective filter element of the cotton yarn and the melt-blown cloth can play a role in filtering; through setting up locking joint, locking ring and spacing ring, can fix cotton yarn and melt and spout the double-deck protection filter core of cloth, dismantlement that simultaneously can be convenient is changed.

2. The one-way valve is arranged below the locking joint, so that the breathing resistance is reduced, moisture and heat are discharged, and the phenomenon that the work is influenced because the exhaled hot air directly contacts the glasses is avoided; through setting up the rubber sleeve, can promote and wear the comfort level.

3. By arranging the first slot, enough deformation space can be provided for the rubber sleeve, so that the mask is more attached to the face of a person; through setting up the nose cover, make the gauze mask more accord with the face structure, can play the effect of protection nose bridge.

4. By arranging the second slot, the wearing comfort can be further improved; through setting up the regulation knot and hanging the rope, can be convenient for adjust the length of wearing of hanging the rope, avoid the too big harm that causes of ear's atress.

Drawings

Fig. 1 is a schematic structural view of the whole breathing environment-friendly mask for the coal mine, which is provided by the utility model;

fig. 2 is a schematic structural view of a cross-sectional view of the breathing environment-friendly mask filtering mechanism for the coal mine of the present invention;

fig. 3 is the utility model provides a structural schematic diagram of a breathing environmental protection gauze mask nasal sheath for coal mine.

In the figure: 1-a mask body, 2-a locking joint, 3-a one-way valve, 4-an adjusting buckle, 5-a hanging rope, 6-a fixing head, 7-a rubber sleeve, 8-a nose protecting sleeve, 9-cotton yarn, 10-a melt-blown cloth double-layer protecting filter element, 11-a limiting ring, 12-a threaded joint, 13-a locking ring, 14-a first slot and 15-a second slot.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

An environment-friendly breathing mask for a coal mine is shown in figures 1 and 2 and comprises a mask main body 1 and a filtering mechanism; the filtering mechanism comprises two cotton yarns 9, a melt-blown cloth double-layer protection filter element 10 and a threaded joint 12; the outer wall of one end of the threaded connector 12 is arranged on the outer wall of one side of the mask body 1; the outer wall of the threaded joint 12 is connected with a locking joint 2 through threads; the outer wall of one side of the locking joint 2 is welded with a locking ring 13; the inner wall of the threaded joint 12 is provided with a limiting ring 11; the sizes of the cotton yarn 9 and the melt-blown cloth double-layer protection filter element 10 are matched with the inner wall of the threaded joint 12, and the radiuses of the cotton yarn 9 and the threaded joint 12 are larger than the radiuses of the inner walls of the limiting ring 11 and the locking ring 13; the two cotton yarns 9 are respectively arranged on two sides of the melt-blown fabric double-layer protection filter element 10; the two cotton yarns 9 and the melt-blown cloth double-layer protection filter element 10 are fixed on the outer wall of one side of the limiting ring 11 by the extrusion of the locking ring 13; the cotton yarn 9 and the melt-blown cloth double-layer protection filter element 10 are arranged, so that the filtering effect can be achieved; through setting up locking joint 2, locking ring 13 and spacing ring 11, can fix cotton yarn 9 and melt-blown cloth double-deck protection filter core 10, dismantlement that simultaneously can be convenient is changed.

To reduce exhalation resistance; as shown in fig. 1, a check valve 3 is arranged at the lower part of the mask body 1; check valve 3 is located locking joint 2 below, through setting up check valve 3 in locking joint 2 below, helps reducing expiration resistance, when discharge moisture and heat, has avoided the steam direct contact of exhaling to glasses and has influenced work.

In order to improve wearing comfort; as shown in fig. 1; the inner wall of one end of the mask body 1 is elastically deformed and connected with a rubber sleeve 7; through setting up rubber sleeve 7, can promote and wear the comfort level.

In order to fit the human face better; as shown in fig. 3, the outer surface of the outer ring and the outer surface of the inner ring of the rubber sleeve 7 are both provided with an annular first slot 14; through setting up first fluting 14, can provide sufficient deformation space for rubber sleeve 7, make the gauze mask more laminate people's face.

To protect the bridge of the nose; as shown in fig. 1 and 3, a nose protecting sleeve 8 is arranged on the outer wall of one side of the rubber sleeve 7; through setting up nose cover 8, make the gauze mask more accord with the face structure, can play the effect of protection nose bridge.

In order to further improve wearing comfort; as shown in fig. 3, the inner wall of the nose guard 8 is provided with a second slot 15, and the wearing comfort can be further improved by providing the second slot 15.

In order to improve the practicability; as shown in fig. 1, the outer walls of both sides of the mask body 1 are provided with fixing heads 6, the inner wall of each fixing head 6 is elastically deformed and connected with a hanging rope 5, one end of each hanging rope 5 is connected with an adjusting buckle 4 in an occluded manner, and the inner wall of each adjusting buckle 4 is connected to the outer wall of each hanging rope 5 through a buckle; through setting up adjusting buckle 4 and string rope 5, can be convenient for adjust the length of wearing of string rope 5, avoid the too big harm that causes of ear's atress.

The working principle is as follows: when the nose protecting cap is used, a user adjusts the hanging rope 5 on the fixing head 6 to a proper length through the adjusting buckle 4 and wears the nose protecting cap, and the rubber sleeve 7 and the nose protecting sleeve 8 deform through the first open slot 14 and the second open slot 15 respectively so as to be better attached to a face; the cotton yarn 9 and the melt-blown cloth double-layer protection filter element 10 can play a role in filtering; when the cotton yarn 9 and the melt-blown cloth double-layer protection filter element 10 need to be replaced, a user can rotate the locking joint 2 on the outer wall of the threaded joint 12 through threads and pull out the locking joint 2 and the threaded joint 12 together with the locking ring 13; the cotton yarn 9 and the melt-blown cloth double-layer protection filter element 10 inside are replaced, after the replacement is finished, the locking joint 2 is rotated on the outer wall of the threaded joint 12, and the cotton yarn 9 and the melt-blown cloth double-layer protection filter element 10 are fixed on the limiting ring 11 through the locking ring 13; the check valve 3 at the lower portion of the mask body 1 helps to reduce the exhalation resistance and discharge moisture and heat.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The breathing environment-friendly mask for the coal mine comprises a mask main body (1) and a filtering mechanism, and is characterized in that the filtering mechanism comprises two cotton yarns (9), a melt-blown cloth double-layer protective filter element (10) and a threaded joint (12); the outer wall of one end of the threaded connector (12) is arranged on the outer wall of one side of the mask body (1); the outer wall of the threaded joint (12) is connected with a locking joint (2) through threads; the outer wall of one side of the locking joint (2) is welded with a locking ring (13); a limiting ring (11) is arranged on the inner wall of the threaded joint (12); the sizes of the cotton yarn (9) and the melt-blown cloth double-layer protection filter element (10) are matched with the inner wall of the threaded joint (12), and the radiuses of the cotton yarn (9) and the threaded joint (12) are larger than the radiuses of the inner walls of the limiting ring (11) and the locking ring (13); the two cotton yarns (9) are respectively arranged on two sides of the melt-blown fabric double-layer protection filter element (10); the two cotton yarns (9) and the melt-blown cloth double-layer protection filter element (10) are fixed on the outer wall of one side of the limiting ring (11) by the extrusion of the locking ring (13).

2. The environment-friendly respirator for coal mine according to claim 1, wherein the lower part of the respirator main body (1) is provided with a one-way valve (3); the check valve (3) is positioned below the locking joint (2).

3. The breathing environment-friendly mask for the coal mine according to claim 2, wherein a rubber sleeve (7) is elastically connected to the inner wall of one end of the mask main body (1) in a deforming manner.

4. The breathing environment-friendly mask for the coal mine as claimed in claim 3, wherein the outer surface of the outer ring and the outer surface of the inner ring of the rubber sleeve (7) are both provided with annular first slots (14).

5. The breathing environment-friendly mask for the coal mine as claimed in claim 4, wherein a nose protecting sleeve (8) is arranged on the outer wall of one side of the rubber sleeve (7).

6. The environment-friendly respirator for coal mine according to claim 5, wherein the inner wall of the nose cover (8) is provided with a second slot (15).

7. The environment-friendly respirator for coal mines as claimed in any one of claims 1 to 6, wherein the outer walls of both sides of the main body (1) of the respirator are provided with fixing heads (6), the inner wall of each fixing head (6) is elastically deformed and connected with a hanging rope (5), one end of each hanging rope (5) is connected with an adjusting buckle (4) in an occluded manner, and the inner wall of each adjusting buckle (4) is connected to the outer wall of each hanging rope (5) through a buckle.