CN211721960U

CN211721960U - Mask with replaceable filter layer

Info

Publication number: CN211721960U
Application number: CN202020202108.XU
Authority: CN
Inventors: 王俊凯; 田泽邦; 姜一鸣
Original assignee: Quanzhou Zhichan Maoye Industrial Design Co ltd
Current assignee: Quanzhou Zhichan Maoye Industrial Design Co ltd
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2020-10-23
Anticipated expiration: 2030-02-24

Abstract

The utility model discloses a gauze mask of removable filter layer, including the gauze mask main part, be equipped with the gauze mask intermediate layer in the gauze mask main part, and alternate in the gauze mask intermediate layer and be connected with the filter layer material, the fixed casing of gauze mask intermediate layer one end fixedly connected with, and the fixed casing internal fixedly connected with connecting axle, the through-hole that the fixed casing was seted up is alternated to the clockwork spring other end is connected with fixed block one end, and the fixed block other end is equipped with the fixed couple that is connected to fixed couple hook is in the through-hole that the fixed couple hook. This gauze mask of removable filter layer is equipped with the clockwork spring, and the filter layer material acts on clockwork spring and connecting axle through fixed couple and fixed block and constitutes elasticity reset structure, and this structure can be when the filter layer material is changed by during the even gauze mask intermediate layer that draws in under the elasticity reaction force of clockwork spring, let the efficiency of interlude of filter layer material higher, and the erection joint effect is better, has effectively avoided the condition emergence of interlude in-process fold and dislocation.

Description

Mask with replaceable filter layer

Technical Field

The utility model relates to a gauze mask technical field specifically is a gauze mask of removable filter layer.

Background

The mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like. The mask has a certain filtering function on air entering the lung, and has a very good effect when being worn in respiratory infectious diseases and working in environments polluted by dust and the like.

The mask has various styles, such as a plane mask: cotton gauze mask, non-woven fabrics mask, the macromolecular material mask, active carbon powder filter core mask, active carbon fiber felt pad mask, a lot of masks in present stage all use up just throw away, still caused the waste of resource when bringing the pollution for the environment, and most material of mask all can recycle, patent number is CN 201410490840.0's an antifog haze mask that has filtration and absorption dual function based on nanostructure, through inlayer upper end opening, can conveniently change the filter bed material, do benefit to the washing of mask, however, the change operation of filter bed is not convenient enough, its filter bed alternates the condition emergence that the in-process produced fold easily and misplaced, therefore, the prior art exists not enoughly, need improve to this.

Disclosure of Invention

An object of the utility model is to provide a gauze mask of removable filter layer to solve the not good problem of filter layer change mode of the gauze mask that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gauze mask of removable filter layer, includes the gauze mask main part, be equipped with the gauze mask intermediate layer in the gauze mask main part, and alternate in the gauze mask intermediate layer and be connected with the filter layer material, the fixed casing of gauze mask intermediate layer one end fixedly connected with, and the fixed casing internal fixedly connected with connecting axle, the one end of the fixed clockwork spring of connecting axle side, and one section of clockwork spring arrange the connecting axle in peripheral, the through-hole that the fixed casing was seted up is alternated to the clockwork spring other end is connected with fixed block one end, and the fixed block other end is equipped with the fixed.

Preferably, the mask body is of an arc-shaped structure, and a silica gel pad is arranged on one face, attached to the face, of the mask body.

Preferably, symmetrical hanging ropes are arranged at one end of the mask body, and the hanging ropes are made of rubber bands.

Preferably, one side of the filter layer material is provided with a connecting block which is connected with the filter layer material, and the front surface and the back surface of the connecting block are provided with arc-shaped grooves.

Preferably, a fixing frame is fixedly connected to the through hole wall of the fixed shell, the fixing frame is rotatably connected with a sliding limiting wheel through a fixing shaft, and the sliding limiting wheel is in contact with one section of the clockwork spring.

Preferably, the through holes on the fixed hook and the filter layer material are all provided with 2 symmetrical through holes, and the fixing rings are embedded in the through holes.

Compared with the prior art, the beneficial effects of the utility model are that: this gauze mask of removable filter layer is equipped with the clockwork spring, and the filter layer material acts on clockwork spring and connecting axle through fixed couple and fixed block and constitutes elasticity reset structure, and this structure can be when the filter layer material is changed by during the even gauze mask intermediate layer that draws in under the elasticity reaction force of clockwork spring, let the efficiency of interlude of filter layer material higher, and the erection joint effect is better, has effectively avoided the condition emergence of interlude in-process fold and dislocation.

Drawings

FIG. 1 is a view of the structure of a mask with a replaceable filter layer;

FIG. 2 is an enlarged view of the area A of the mask with a replaceable filter layer of the present invention shown in FIG. 1;

fig. 3 is a schematic view of the distribution state of the fixing hooks with replaceable filter layer of the present invention.

In the figure: 1. mask main part, 2, the gauze mask intermediate layer, 3, the filter layer material, 4, the connecting block, 5, hang the rope, 6, the silica gel pad, 7, fixed casing, 8, fixed couple, 9, fixed block, 10, clockwork spring, 11, connecting axle, 12, slip spacing wheel, 13, solid fixed ring.

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 mask with a replaceable filter layer comprises a mask main body 1, a mask interlayer 2, a filter layer material 3, a connecting block 4, a hanging rope 5, a silica gel pad 6, a fixed shell 7, a fixed hook 8, a fixed block 9, a clockwork spring 10, a connecting shaft 11, a sliding limiting wheel 12 and a fixed ring 13, wherein the mask interlayer 2 is arranged in the mask main body 1, the filter layer material 3 is inserted and connected in the mask interlayer 2, the filter layer material 3 comprises an electrostatic spinning nanofiber filtering membrane and a carbon nano hollow lattice adsorption membrane, the mask main body 1 is of an arc-shaped structure, the silica gel pad 6 is arranged on one face, which is attached to a human face, of the mask main body 1, the structure of the mask main body 1 is arranged to prevent the respiratory tract of a user from being pressed, the comfort level of the user is increased by the silica gel pad 6, the sealing performance of the mask main body 1 is increased, the protection effect, the hanging rope 5 is made of rubber band material, the hanging rope 5 made of the rubber band material can be stretched, the mask main body 1 can be suitable for people with different facial sizes, the fixing acting force of the mask main body 1 is moderate, the connecting block 4 connected with one side of the filter layer material 3 is arranged on the front side and the back side of the connecting block 4, the arc-shaped grooves are convenient to enable the connecting block 4 to be stressed, the pulling operation of the filter layer material 3 is convenient and labor-saving, the separating operation efficiency of the filter layer material 3 falling off the mask interlayer 2 is higher, the fixed shell 7 is fixedly connected with one end of the mask interlayer 2, the connecting shaft 11 is fixedly connected in the fixed shell 7, the through hole wall of the fixed shell 7 is fixedly connected with a fixing frame, the fixing frame is rotatably connected with a sliding limiting wheel 12 through a fixed shaft, the sliding limiting wheel 12 is in contact with one section of the clockwork spring 10, and, the frictional force that has reduced clockwork spring 10 activity in-process and has produced, let clockwork spring 10 activity effect better, avoided clockwork spring 10 to be worn and torn, the life of clockwork spring 10 has been prolonged, the one end of the fixed clockwork spring 10 of 11 side ends of connecting axle, and connecting axle 11 periphery is arranged in to one section of clockwork spring 10, the through-hole that clockwork spring 10 other end interlude fixed casing 7 was seted up is connected with fixed block 9 one end, and the fixed block 9 other end is equipped with the fixed couple 8 that is connected, and in the through-hole that fixed couple 8 hooks set up on filter layer material 3, the through-hole on fixed couple 8 and the filter layer material 3 all has and is provided with symmetrical 2, and it has solid fixed ring 13 to close in the through-hole, gu fixed ring 13 can.

The working principle is as follows: when the mask with the replaceable filter layer is used, firstly, the old filter layer material 3 is pulled through the connecting block 4, the filter layer material 3 is forced to drive the fixed hook 8 to move, the fixed hook 8 drives the fixed block 9 to move, the fixed block 9 drives the clockwork spring 10 to contract, the clockwork spring 10 drives the sliding limiting wheel 12 to rotate in a friction way, then, the old filter layer material 3 is separated from the fixing ring 13, the fixing hooks 8 are hooked on the fixing ring 13 of the new filter layer material 3, the filter layer material 3 is loosened, the filter layer material 3 is uniformly inserted into the inlet cover interlayer 2 under the elastic reaction force of the clockwork spring 10, finally, the mask main body 1 is operated to move, the silica gel pad 6 is attached to the face of a user, the hanging rope 5 is pulled to be sleeved on the ear of the user, so as to achieve the wearing purpose of the mask body 1, which is the using process of the mask with the replaceable filter layer.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a gauze mask of removable filter layer, includes gauze mask main part (1), be equipped with gauze mask intermediate layer (2) in gauze mask main part (1), and the interlude is connected with filter layer material (3), its characterized in that in gauze mask intermediate layer (2): fixed casing (7) of gauze mask intermediate layer (2) one end fixedly connected with, and fixedly connected with connecting axle (11) in fixed casing (7), the one end of the fixed clockwork spring (10) of connecting axle (11) side, and one section of clockwork spring (10) is arranged in connecting axle (11) peripherally, the through-hole that clockwork spring (10) other end interlude fixed casing (7) was seted up is connected with fixed block (9) one end, and fixed block (9) other end is equipped with fixed couple (8) that are connected to fixed couple (8) hook in the through-hole that sets up on filtering layer material (3).

2. The mask with a replaceable filter layer according to claim 1, wherein: gauze mask main part (1) sets up to the arc structure, and gauze mask main part (1) is equipped with silica gel pad (6) with the one side of people's face laminating.

3. The mask with a replaceable filter layer according to claim 1, wherein: symmetrical hanging ropes (5) are arranged at one end of the mask body (1), and the hanging ropes (5) are made of rubber band materials.

4. The mask with a replaceable filter layer according to claim 1, wherein: the filter layer material (3) is provided with connecting blocks (4) connected with one side, and arc-shaped grooves are formed in the front face and the back face of each connecting block (4).

5. The mask with a replaceable filter layer according to claim 1, wherein: the wall of the through hole of the fixed shell (7) is fixedly connected with a fixed frame, the fixed frame is rotatably connected with a sliding limiting wheel (12) through a fixed shaft, and the sliding limiting wheel (12) is in contact with one section of the clockwork spring (10).

6. The mask with a replaceable filter layer according to claim 1, wherein: the through holes in the fixed hook (8) and the filter layer material (3) are all provided with 2 symmetrical through holes, and the fixing rings (13) are embedded in the through holes.