CN212994574U - Protective facial mask with graphite alkene filter core - Google Patents

Abstract

The utility model discloses a protective mask with a graphene filter element, which belongs to the technical field of medical equipment, and comprises a mask body, wherein the outer end of the mask body is fixedly connected with a tensioning belt, the outer end of the mask body is fixedly connected with a fixed block, a plurality of air holes are arranged at the surface end of the fixed block, a slot is arranged at the inner end of the fixed block, a replaceable breathing filter screen is inserted in the slot, a first chute is arranged at one side of the upper end of the fixed block, which is close to each other, a first limit block is connected in the first chute in a sliding way, a first elastic rod is fixedly connected between the first limit block and the inner bottom end of the first chute, the protective mask worn by a patient can be replaced by medical staff without frequent replacement, only the breathing filter screen on the mask needs to be replaced, and the mask needs not to be taken down from the head of the patient and then replaced, the working efficiency of medical staff is improved, and time and cost are saved.

Description

Protective facial mask with graphite alkene filter core

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, relate to a protective facial mask with graphite alkene filter core.

Background

The protective mask is a respiratory protection article aiming at preventing the transmission of some respiratory infectious microorganisms and protecting the health.

Present protection and medical gauze mask of order are the non-woven fabrics gauze mask mostly, mainly rely on the setting to play the filter effect at the filtration membrane material between the outer non-woven fabrics layer inside and outside, the effect principle utilizes filtration membrane to block particulate matter or pathogenic bacterium and electrostatic adsorption pollutant, the selection for use of the filtration membrane material in the middle of the visible gauze mask and the interlaminar design is very important to the purifying effect of air, use a gauze mask for a long time moreover, easy long-pending virus germ that stays on the gauze mask, frequent change gauze mask cost is too high again.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a protective facial mask with graphite alkene filter core, it can realize that medical staff need not the protective facial mask that frequent change patient wore, changes when only needing breathing filter screen to on the gauze mask, and need not to take off the gauze mask face body from patient overhead and change again, improves medical staff work efficiency, save time and cost.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A protective mask with a graphene filter element comprises a mask body, wherein a tensioning belt is fixedly connected to the outer end of the mask body, a fixed block is fixedly connected to the outer end of the mask body, a plurality of air holes are formed in the surface end of the fixed block, an insertion groove is formed in the inner end of the fixed block, a replaceable breathing filter screen is inserted into the insertion groove, a first sliding groove is formed in one side, close to each other, of the upper end of the fixed block, a first limiting block is connected into the first sliding groove in a sliding mode, a first elastic rod is fixedly connected to the first limiting block and the inner bottom end of the first sliding groove, the first limiting block is located on the upper side of the replaceable breathing filter screen, a second sliding groove is formed in one side, close to each other, of the lower end of the fixed block, a second limiting block is connected into the second sliding groove in a sliding mode, and a second elastic rod is fixedly connected to, the utility model discloses it can realize that medical staff need not frequently to change the protective facial mask that patient wore, changes when only needing the breathing filter screen to the gauze mask, and need not to take off the gauze mask face body from patient overhead and change again, improves medical staff work efficiency, save time and cost.

Further, the inner fixedly connected with flexible layer of the gauze mask face body, the flexible layer is the silica gel layer, and the face of the patient of being convenient for is numerous and can laminate more with the gauze mask face body, increases the comfort level simultaneously.

Further, removable breathing filter screen includes breathing filter screen inlayer, breathing filter screen middle level and the breathing filter screen skin that an organic whole was made up, the breathing filter screen inlayer is the non-woven fabrics layer, the breathing filter screen middle level is graphite alkene filter core layer, the breathing filter screen skin is ultra-thin polypropylene melt-blown material layer, and hydrophobic gas permeability is strong, and the filter effect is better, and the expiration resistance of breathing in is less, has good antibiotic and bactericidal effect.

Further, first elastic rod and second elastic rod all include telescopic link and compression spring, and the compression spring cover is established on the telescopic link, can effectually delay compression spring and produce deformation when using for a long time, increase compression spring's life.

Further, the equal fixedly connected with magnet piece of one end that the second spout was kept away from to the second stopper, and the one end magnetic pole that a pair of magnet piece is close to each other is opposite, inhales mutually through magnetic force and makes a pair of second stopper laminating, and effectual prevention is removable to breathe the filter screen and is come off from the slot, influences the protective effect of gauze mask.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) it can realize that medical staff need not frequently to change the protective facial mask that patient wore, changes when only needing the breathing filter screen to the gauze mask, and need not to take off the gauze mask face body from patient overhead and change again, improves medical staff work efficiency, save time and cost.

(2) The inner fixedly connected with flexible layer of the gauze mask face body, the flexible layer is the silica gel layer, and the face of the patient of being convenient for is numerous and can laminate more with the gauze mask face body, increases the comfort level simultaneously.

(3) Removable breathing filter includes breathing filter inner layer, breathing filter middle level and the breathing filter that an organic whole was made up, and the breathing filter inner layer is the non-woven fabrics layer, and the breathing filter middle level is graphite alkene filter core layer, and the breathing filter is outer to be ultra-thin polypropylene melt-blown material layer, and hydrophobic gas permeability is strong, and the filter effect is better, and the expiration resistance of breathing in is less, has good antibiotic and bactericidal effect.

(4) First elastic rod and second elastic rod all include telescopic link and compression spring, and the compression spring cover is established on the telescopic link, can effectually delay compression spring and produce deformation when using for a long time, increase compression spring's life.

(5) The equal fixedly connected with magnet piece of one end that the second spout was kept away from to the second stopper, and the one end magnetic pole that a pair of magnet piece is close to each other is opposite, inhales mutually through magnetic force and makes a pair of second stopper laminating, and effectual prevention is removable to breathe the filter screen and is come off from the slot, influences the protective effect of gauze mask.

Drawings

Fig. 1 is a schematic structural view of the main body of the present invention;

fig. 2 is a side sectional view of the fixing block of the present invention;

FIG. 3 is an enlarged view of FIG. 2 at A;

fig. 4 is a top view of the fixing block of the present invention.

The reference numbers in the figures illustrate:

the mask comprises a mask body 1, a flexible layer 2, a tensioning belt 3, a fixing block 4, an air vent 401, an inserting slot 402, a first chute 403, a second chute 404, a replaceable breathing filter 5, a breathing filter inner layer 501, a breathing filter middle layer 502, a breathing filter outer layer 503, a first limiting block 6, a first elastic rod 7, a second limiting block 8, a magnet 801 and a second elastic rod 9.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1 and 4, the mask comprises a mask body 1, wherein the outer end of the mask body 1 is fixedly connected with a flexible layer 2, the flexible layer 2 is convenient for a patient to wear, the inner end of the mask body 1 is fixedly connected with a tightening belt 3, the tightening belt 3 is a silica gel layer, the face of the patient can be more conveniently attached to the mask body 1, and the comfort level is increased, the outer end of the mask body 1 is fixedly connected with a fixing block 4, the surface of the fixing block 4 is provided with a plurality of air holes 401, the air holes 401 facilitate the patient to breathe fresh air, the inner end of the fixing block 4 is provided with a slot 402, a replaceable breathing filter screen 5 is inserted into the slot 402, the replaceable breathing filter screen 5 comprises a breathing filter screen inner layer 501, a breathing filter screen middle layer 502 and a breathing filter screen outer layer 503 which are integrally sewn, 501 is a non-woven fabric layer, 502 is a, breathe in expiration resistance less, good antibiotic and bactericidal effect have, one side that the upper end of fixed block 4 is close to each other has all been dug first spout 403, equal sliding connection has first stopper 6 in first spout 403, first stopper 6 and the first elastic rod 7 of the equal fixedly connected with in bottom of first spout 403, and first stopper 6 is located the upside of removable breathing filter screen 5, one side that the lower extreme of fixed block 4 is close to each other all is dug and has second spout 404, equal sliding connection has second stopper 8 in the second spout 404, the equal fixedly connected with second elastic rod 9 of the interior bottom end of second stopper 8 and second spout 404.

Please refer to fig. 2-3, the first elastic rod 7 and the second elastic rod 9 both include a telescopic rod and a compression spring, and the compression spring is sleeved on the telescopic rod, so as to effectively delay the compression spring to deform when being used for a long time, thereby prolonging the service life of the compression spring, the second limiting block 8 is far away from the magnet block 801 which is fixedly connected to one end of the second chute 404, and the magnetic poles of the pair of adjacent ends of the magnet block 801 are opposite, the pair of second limiting blocks 8 are attached by attracting each other through magnetic force, thereby effectively preventing the replaceable breathing filter 5 from falling off from the slot 402 and affecting the protection effect of the mask.

When the user uses the protective mask, firstly, the replaceable breathing filter net 5 is inserted into the fixed block 4, the first limiting block 6 is pressed downwards to extrude into the first chute 403, when the replaceable breathing filter net 5 drops into the fixed block 4, the first limiting block 6 is reset and blocks the upper part of the slot 402 through the elasticity of the first elastic rod 7, when the mask filter core needs to be replaced after using for a period of time, only a new replaceable breathing filter net 5 is inserted into the slot 402, the first limiting block 6 is pressed downwards to extrude into the first chute 403 and continue to move downwards, the replaceable breathing filter net 5 which needs to be replaced extrudes downwards to make the second limiting block 8 move into the second chute 404, when the replaceable breathing filter net 5 which needs to be replaced drops from the slot 402, the new replaceable breathing filter net 5 is also replaced, compared with the prior art, the protective mask can be replaced by medical staff without replacing the protective mask which is frequently worn by patients, the breathing filter screen on the mask is only needed to be replaced, and the mask body does not need to be taken off from the head of a patient and then replaced, so that the working efficiency of medical staff is improved, and the time and the cost are saved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. The utility model provides a protective facial mask with graphite alkene filter core, includes the gauze mask face body (1), the outer end fixedly connected with of the gauze mask face body (1) strains area (3), its characterized in that: the outer end of the mask body (1) is fixedly connected with a fixed block (4), a plurality of air holes (401) are formed in the surface end of the fixed block (4), a slot (402) is formed in the inner end of the fixed block (4), a replaceable breathing filter screen (5) is inserted into the slot (402), a first sliding groove (403) is formed in one side, close to each other, of the upper end of the fixed block (4), a first limiting block (6) is connected in the first sliding groove (403) in a sliding mode, a first elastic rod (7) is fixedly connected with the inner bottom end of the first limiting block (6) and the inner bottom end of the first sliding groove (403) in a sliding mode, the first limiting block (6) is located on the upper side of the replaceable breathing filter screen (5), a second sliding groove (404) is formed in one side, close to each other, a second limiting block (8) is connected in the second sliding groove (404) in a sliding, and the second limiting block (8) and the inner bottom end of the second sliding groove (404) are fixedly connected with a second elastic rod (9).

2. The protective mask with the graphene filter element according to claim 1, wherein the protective mask comprises: the inner end of the mask body (1) is fixedly connected with a flexible layer (2), and the flexible layer (2) is a silica gel layer.

3. The protective mask with the graphene filter element according to claim 1, wherein the protective mask comprises: the replaceable breathing filter screen (5) comprises a breathing filter screen inner layer (501), a breathing filter screen middle layer (502) and a breathing filter screen outer layer (503) which are integrally sewn.

4. The protective mask with the graphene filter element according to claim 1, wherein the protective mask comprises: first elastic rod (7) and second elastic rod (9) all include telescopic link and compression spring, and compression spring establishes on the telescopic link.

5. The protective mask with the graphene filter element according to claim 1, wherein the protective mask comprises: the equal fixedly connected with magnet piece (801) of one end that second stopper (8) kept away from second spout (404), and the one end magnetic pole that a pair of magnet piece (801) are close to each other is opposite.

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