CN218685625U

CN218685625U - Closed type respiratory separation virus blocking mask

Info

Publication number: CN218685625U
Application number: CN202221391593.5U
Authority: CN
Inventors: 李湘民; 文比强; 唐芙蓉; 易进华; 郭希; 刘利; 向超; 杨正寅
Original assignee: Hunan High Precision Special Motor Equipment Co ltd
Current assignee: Hunan High Precision Special Motor Equipment Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2023-03-24
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses a closed respiratory separation virus blocking mask, which comprises a mask body and a Y-shaped oxygen therapy pipe which is connected with the mask body and is communicated with a nasal cavity, wherein an elastic clapboard is arranged inside the mask body to separate the space in the mask into two independent closed spaces, namely a nose part and an oral cavity part, and a replaceable filter is arranged right ahead the oral cavity part of the mask; the utility model solves the problems that in the prior art, the nasal cavity and the oral cavity share one cavity, which easily causes carbon dioxide waste gas and virus exhalation air to be secondarily inhaled into the human body, and causes insufficient oxygen concentration to affect the health of patients and virus exhalation to spread and infect; the utility model can be used for the closed respiratory separation virus barrier for preventing the infection of the infectious respiratory tract virus; the mask has high-efficiency sealing performance, the exhaling channel is strictly and physically separated from the inhaling channel, and the exhaled carbon dioxide waste gas and the exhaled viral air can not be inhaled into the human body for the second time; the virus gas can not cause infection to the surrounding medical care personnel.

Description

Closed type respiratory separation virus blocking mask

Technical Field

The utility model relates to a respirator technical field specifically is a separation virus separation face guard is breathed to closed.

Background

At present, global epidemic situation still runs at a high position, high infectivity and concealment of continuous variation strains are aggravated, a traditional face mask, namely a mouth mask belongs to a mixed type breathing face mask, a cavity is shared by a nasal cavity and an oral cavity, carbon dioxide exhaled by the nasal cavity is easy to be secondarily inhaled, is not easy to process and is easy to be polluted by bacteria, under the virus environment spread by a respiratory system, such as an infection ward, a critical ward and a crowd with respiratory system infectious diseases, other places with poor air quality of the surrounding environment and places with heavy pollution become important for gas supply and exhaust waste gas treatment of respiratory tracts, the problem that carbon dioxide waste gas and exhaled virus air can be secondarily inhaled into a human body is easily caused by one shared cavity of the nasal cavity and the oral cavity, and the problems that the health of a patient is influenced due to insufficient oxygen concentration, subsequent treatment of exhaled viruses is avoided, and virus diffusion is easily caused are easily caused.

The patent of publication No. CN214860308U discloses an oxygen therapy respirator for respiratory medicine, including the face guard body, the bottom fixed mounting of face guard body has the connecting pipe, the one end fixedly connected with filtering mechanism of face guard body is kept away from to the connecting pipe, filtering mechanism includes the filter flask, and this respirator nasal cavity and oral cavity sharing a chamber cause carbon dioxide waste gas easily and exhale viral air can the secondary inhalation human body, and cause thereby oxygen concentration influences patient's health inadequately.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a can ensure that the patient inhales clean air, viral air of exhalation can not the secondary inhale human, exhale the problem that can separation infectivity respiratory track virus spread, provide a separation virus separation face guard is breathed to closed.

The utility model adopts the technical proposal that:

the utility model provides a separation virus separation face guard is breathed to closed, includes face guard body and the Y type oxygen therapy pipe of this body coupling of face guard, the inside elastic separation plate who hugs closely lip upper portion that sets up of face guard body separates into nose part and oral cavity part two independent inclosed spaces with the face guard inner space, face guard oral cavity part dead ahead is provided with removable filter, and the virus of patient's exhalation is adsorbed by the filter and is absorbed, and the carbon dioxide of patient's exhalation no longer has the infectivity after filtering like this, has greatly reduced cross infection's probability.

Further, the bottom edge of the mask body surrounds a circle of face-copying soft silicone rubber welt.

Further, the mask body is strapped and secured by straps or restraining straps.

Furthermore, the mask body is made of transparent PC polycarbonate.

Further, the mask body is highly attached to the face of the patient through the simulation face curve to form a closed space covering the mouth and the nose.

Furthermore, the mask body is connected with the Y-shaped oxygen delivery pipe through a soft sealing silica gel Y-shaped oxygen delivery pipe window arranged at the nose part, and after the isolating mask is worn by medical personnel for a patient, the medical personnel can finely adjust the Y-shaped oxygen delivery pipe to be inserted into the nostril of the patient through the soft sealing silica gel window.

Furthermore, one end of the Y-shaped oxygen therapy tube inserted into the nasal cavity is provided with a nasal obstruction silica gel blocking ring, so that a patient can be guided to switch into a nasal cavity breathing mode, and an airflow field of a nasal inhalation part and airflow exhaled by the oral cavity are completely isolated.

Further, medical protective filter cotton is adopted in the filter.

Furthermore, the elastic partition board is made of silica gel or rubber.

Furthermore, corresponding positive and negative permanent magnet ring belts are respectively arranged on the edge of the mask body and the edge of the face copying soft silicon rubber welt, and the edge of the mask and the edge of the face copying soft silicon rubber welt are attracted by the positive and negative permanent magnet ring belts.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a closed breath separation virus blocking mask which can be used for closed breath separation virus blocking for infectious respiratory tract virus infection prevention; the mask has high-efficiency sealing performance, and ensures that inhaled air cannot leak; the exhaling channel and the inhaling channel are strictly and physically isolated, so that the patient can inhale clean air, and exhaled carbon dioxide waste gas and exhaled viral air can not be inhaled into the human body for a second time; viral gas exhaled is filtered by the high-efficiency filtering device, so that the viral gas cannot cause infection to surrounding medical care personnel.

Drawings

FIG. 1 is a schematic side view of a sealed breath separation viral isolation mask;

FIG. 2 is a schematic diagram of the front structure of a sealed breath separation virus blocking mask;

fig. 3 is a schematic diagram of a back structure of a sealed breath separation virus blocking mask.

In the figure: 1. a mask body; 2. a Y-shaped oxygen catheter; 3. an elastic partition plate; 4. a filter; 5. the face is made of soft silicon rubber; 6. a window of a Y-shaped oxygen therapy tube; 7. the silica gel of nasal obstruction seals and encloses.

Detailed Description

In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below. In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a closed breath separation virus blocking mask comprises a mask body 1 and a Y-shaped oxygen therapy tube 2.

The mask body 1 is made of transparent PC polycarbonate; an elastic partition plate 3 clinging to the upper part of the lips is arranged in the mask body 1, and the elastic partition plate 3 is made of silica gel or rubber; the space in the mask is divided into two independent closed spaces, namely a nose part and an oral cavity part; a replaceable filter 4 is arranged right in front of the oral cavity part of the mask, a plurality of filter holes are uniformly formed in the middle of the filter 4, replaceable medical protective filter cotton is adopted in the filter 4, and viruses exhaled by a patient are absorbed by the filter 4, so that carbon dioxide exhaled by the patient is not infectious any more after being filtered, and the probability of cross infection is greatly reduced; the bottom edge of the mask body 1 is surrounded by a circle of face copying soft silicon rubber welt 5, corresponding positive and negative permanent magnet ring belts are respectively arranged on the edge of the mask body and the edge of the face copying soft silicon rubber welt 5, and the edge of the mask and the edge of the face copying soft silicon rubber welt are attracted through the positive and negative permanent magnet ring belts; the mask body 1 is tied and fixed by a tying belt or a binding belt.

The mask body 1 is highly attached to the face of a patient through a simulation face curve to form a closed space covered on the mouth and nose, computer fluid analysis (CFD) is carried out on fluid in the gas mask body on a workbench platform through a fluid mechanics analysis module in ANSYS simulation analysis software, according to a simulation result, a human face structure model is combined, optimal experience of an actual user is referred, mask modeling optimization work is carried out, a human head model three-dimensional model is drawn according to the size of the head of a human body in China, different curved surface pieces are respectively simulated according to head three-dimensional data, curved surfaces of the pieces are connected into a whole by curved surface processing methods such as curved surface intersection or curved surface transition, finally, the curved surfaces are smoothed, a human head standard model is built, after the head geometric three-dimensional model is built, according to structural characteristics of the attachment position of the gas mask and the face, the face position is connected into a curve according to a characteristic point set, a pasting curve of the gas mask body and the face part is formed, and finally, an optimal gas flow curve inside the mask body and a data support curve graph for the design optimization of the appearance and the internal flow channel is obtained according to a plurality of times of iteration.

Y type oxygen therapy pipe 2 is connected with face guard body 1, face guard body 1 is connected with Y type oxygen therapy pipe 2 through soft sealing silica gel Y type oxygen therapy pipe window 7 that sets up at nose part, and medical personnel will keep apart the face guard and wear back accessible soft sealing silica gel window fine setting Y type oxygen therapy pipe 2 and insert patient's nostril for the patient.

The mask can be used for closed respiratory separation virus barrier for preventing infectious respiratory tract virus infection; the mask has high-efficiency sealing performance, and ensures that inhaled air cannot leak; the exhaling channel is strictly and physically isolated from the inhaling channel, so that the patient can inhale clean air, and the exhaled viral air can not be inhaled into the human body for the second time; the virus gas exhaled is filtered by the high-efficiency filtering device, so that the virus gas can not cause infection to surrounding medical care personnel.

Example 2

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: referring to fig. 1 to fig. 3, the present invention provides an embodiment: a closed breath separation virus blocking mask comprises a mask body 1 and a Y-shaped oxygen therapy tube 2.

The mask body 1 is made of transparent PC polycarbonate; an elastic partition plate 3 clinging to the upper part of the lips is arranged in the mask body 1, and the elastic partition plate 3 is made of silica gel or rubber; the space in the mask is divided into two independent closed spaces, namely a nose part and an oral cavity part; a replaceable filter 4 is arranged right in front of the oral cavity part of the mask, replaceable medical protection filter cotton is adopted in the filter 4, and viruses exhaled by a patient are absorbed by the filter 4, so that carbon dioxide exhaled by the patient is not infectious any more after being filtered, and the probability of cross infection is greatly reduced; the bottom edge of the mask body 1 is surrounded by a circle of face profiling soft silicon rubber welt 5; the mask body 1 is tied and fixed by a tying belt or a binding belt.

Further, the edge of the mask body 1 surrounds a circle of positive and negative permanent magnet rings.

The mask can be used for closed respiratory separation virus barrier for preventing infectious respiratory tract virus infection; the mask has high-efficiency sealing performance, and ensures that inhaled air cannot leak; the expiration channel is strictly and physically isolated from the inspiration channel, so that the patient can be ensured to inhale clean air, and the expired viral air can not be inhaled into the human body for the second time; viral gas exhaled is filtered by the high-efficiency filtering device, so that the viral gas cannot cause infection to surrounding medical care personnel.

Example 3

Furthermore, one end of the Y-shaped oxygen therapy tube 2 inserted into the nasal cavity is provided with a nasal obstruction silica gel blocking ring, so that a patient can be guided to switch into a nasal cavity breathing mode, and an airflow field of a nasal inhalation part and airflow exhaled by the oral cavity are completely isolated.

The mask can be used for closed respiratory separation virus barrier for preventing infectious respiratory tract virus infection; the mask has high-efficiency sealing performance, and ensures that inhaled air cannot leak; the exhaling channel is strictly and physically isolated from the inhaling channel, so that the patient can inhale clean air, and the exhaled viral air can not be inhaled into the human body for the second time; viral gas exhaled is filtered by the high-efficiency filtering device, so that the viral gas cannot cause infection to surrounding medical care personnel.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. The closed respiratory separation virus blocking mask is characterized by comprising a mask body and a Y-shaped oxygen delivery pipe which is connected with the mask body and communicated with a nasal cavity, wherein an elastic partition plate is arranged inside the mask body to separate the space in the mask into two independent closed spaces, namely a nose part and an oral cavity part, and a replaceable filter is arranged right in front of the oral cavity part of the mask.

2. The hermetic breath separation viral isolation mask of claim 1, wherein the bottom edge of the mask body is surrounded by a ring of face contoured soft silicone rubber welt.

3. The hermetic breath separation virus barrier mask according to claim 1, wherein the mask body is fastened by a tie or a restraining strap.

4. The hermetic breath separation virus blocking mask according to claim 1, wherein the mask body is made of transparent PC polycarbonate.

5. The hermetic breath separation virus barrier mask according to claim 1, wherein the mask body forms a mask in a mouth-nose closed space by highly fitting a simulated facial curve to the face of the patient.

6. The hermetic breath separation virus blocking mask according to claim 1, wherein the mask body is connected to the Y-shaped oxygen therapy tube through a soft sealing silicone Y-shaped oxygen therapy tube window provided at the nose portion.

7. The hermetic breath separation virus blocking mask according to claim 1, wherein a nasal obstruction silicone blocking ring is disposed at the end of the Y-shaped oxygen therapy tube inserted into the nasal cavity.

8. The hermetic breath separation viral isolation mask of claim 1, wherein said filter comprises a replaceable medical protective filter cotton.

9. The hermetic breath separation virus blocking mask according to claim 1, wherein the elastic partition is made of silica gel or rubber.

10. The hermetic separation type respiration virus blocking mask according to claim 1, wherein the mask body edge and the face copying soft silicon rubber welt edge are respectively provided with corresponding positive and negative permanent magnet ring belts, and the mask edge and the face copying soft silicon rubber welt edge are attracted by the positive and negative permanent magnet ring belts.