CN211747169U - N95 oxygen uptake protective facial mask - Google Patents
N95 oxygen uptake protective facial mask Download PDFInfo
- Publication number
- CN211747169U CN211747169U CN202020239949.8U CN202020239949U CN211747169U CN 211747169 U CN211747169 U CN 211747169U CN 202020239949 U CN202020239949 U CN 202020239949U CN 211747169 U CN211747169 U CN 211747169U
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- CN
- China
- Prior art keywords
- oxygen
- fabric layer
- cloth layer
- layer
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 239000001301 oxygen Substances 0.000 title claims abstract description 83
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 83
- 230000001681 protective effect Effects 0.000 title claims abstract description 12
- 230000001815 facial effect Effects 0.000 title claims abstract description 6
- 239000004744 fabric Substances 0.000 claims abstract description 77
- 239000007789 gas Substances 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- -1 polypropylene Polymers 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 4
- 239000003292 glue Substances 0.000 abstract 7
- 230000003612 virological effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 58
- 206010035664 Pneumonia Diseases 0.000 description 12
- 241000700605 Viruses Species 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 208000035473 Communicable disease Diseases 0.000 description 2
- 241000711573 Coronaviridae Species 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- 238000002664 inhalation therapy Methods 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000000443 aerosol Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 238000002640 oxygen therapy Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Images
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model provides a N95 oxygen uptake protective facial mask, including the gauze mask body, the gauze mask body includes that the connection of stacking series adopts the interior cloth layer that glues that filtering material made, melt the cloth layer and glue the cloth layer outward, it is connected with the hangers area on the cloth layer to glue outward, interior cloth layer that glues, it is provided with the valve hole to melt to glue to correspond on cloth layer and the outer cloth layer, it has the installation cushion to bond on the internal surface on interior cloth layer that glues, be equipped with the mounting hole relative with the valve hole on the installation cushion, nested installation in valve hole and the mounting hole lets oxygen from outer cloth layer outside to inwards glue the oxygen of cloth layer the inside and insert the valve, can dismantle on the air inlet of oxygen access valve and peg graft and have the plunger, be connected with the gas-supply pipe on the gas outlet. This application can also filter the discharge through the gauze mask body to patient's expired gas when inhaling oxygen treatment from the outside through oxygen access valve, has effectively reduced the viral emission volume in the patient's environment.
Description
Technical Field
The utility model relates to the technical field of medical care, concretely relates to N95 oxygen uptake protective facial mask.
Background
The novel coronavirus has the characteristics of being transmitted through respiratory tract, air and aerosol forms and has strong infection strength. At present, patients infected with the novel coronavirus need to wear a mask to protect themselves and protect medical staff in clinical treatment. And the utility model discloses an inventor discovers in clinical treatment, need use oxygen treatment in the treatment of part new crown pneumonia patient, and generally need take off gauze mask and exhaling gas when carrying out oxygen inhalation, and exhaling gas will directly discharge in the air, will make the virus quantity increase in the environment that the patient is located from this, nevertheless need wear airtight better gauze mask just can effectively reduce the virus quantity in the environmental air of locating at the oxygen therapy in-process, therefore how under the prerequisite of guaranteeing the normal oxygen uptake treatment of new crown pneumonia patient, can also carry out filtration to patient's exhaling gas simultaneously, become the problem that waits to solve at present urgently.
SUMMERY OF THE UTILITY MODEL
Need use oxygen treatment in treating to the new coronary pneumonia patient of current part, and generally need take off gauze mask and exhalant gas when carrying out the oxygen inhalation, and exhalant gas will directly discharge in the air, will make the technical problem that virus quantity increases in the environment that the patient is located from this, the utility model provides a N95 oxygen uptake protection gauze mask.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a N95 oxygen uptake protective facial mask, includes the gauze mask body, the gauze mask body is including spinning on the cloth layer in the individual layer, the individual layer or multilayer melt-blown cloth layer and the individual layer of the connection of stacking in proper order and spinning on the cloth layer outward, spinning on the cloth layer outward adopts filtering material to make, be connected with the elasticity hangers area of being convenient for wear the gauze mask, it is provided with the valve hole to correspond on spinning on cloth layer, melt-blown cloth layer and the outer cloth layer in to spin on the cloth layer in, it has the installation cushion to bond on the internal surface on spinning on the cloth layer in, be equipped with the mounting hole relative with the valve hole on the installation cushion, valve hole and mounting hole in nested installation let oxygen from outside spin on the cloth layer inward spin on the cloth layer one-way flow's oxygen access valve in, can dismantle on the air, the air outlet of the air delivery pipe is connected with two nasal branch pipes in parallel.
Compared with the prior art, when the N95 oxygen inhalation protective mask provided by the utility model is used specifically, firstly, the mask is worn on the face of a patient with new coronary pneumonia through the elastic ear-hanging belt, then the plunger on the air inlet of the oxygen access valve is pulled out manually, then the air inlet of the oxygen access valve is connected with an oxygen source such as an external oxygen bottle, because the oxygen access valve is a one-way ventilation valve which flows or is communicated from the outside of the external spunbonded fabric layer to the inside of the internal spunbonded fabric layer, when the patient with new coronary pneumonia inhales oxygen, the oxygen access valve opens the oxygen to flow from the air inlet of the oxygen access valve to the air outlet of the oxygen access valve, then the oxygen is communicated to the nasal inhalation therapy of the patient through the air pipe and the nasal branch pipe, when the patient exhales air, the oxygen access valve closes the gas discharged by the patient and sequentially passes through the internal spunbonded fabric layer, the meltblown fabric layer and the external, the device can block blood, liquid and suspended particulate matters with bacteria exhaled by a patient with new coronary pneumonia, so that the virus emission amount and the spread of respiratory infectious diseases in the environment of the patient are reduced, the exhaled gas of the patient can be effectively filtered on the premise of ensuring the normal oxygen inhalation treatment of the patient with new coronary pneumonia, and the exhaled gas of the patient is effectively prevented from being directly exhausted into the air; in addition, connect the gas-supply pipe on the gas outlet of oxygen access valve, connect two nose gas branch pipes on the gas outlet of gas-supply pipe side by side, can send into patient's nostril through gas-supply pipe and two nose gas branch pipes well from this, effectively avoided sending oxygen to interior viscose cloth layer the inside and let the patient directly absorb and the oxygen that causes is extravagant.
Further, the inner spun-bonded fabric layer, the melt-blown fabric layer and the outer spun-bonded fabric layer are made of polypropylene raw materials.
Further, the melt-blown fabric layer is a plurality of layers.
Further, a knob handle is integrally formed on the outer surface of the plunger.
Drawings
Fig. 1 is a schematic structural view of an N95 oxygen inhalation protective mask provided by the utility model.
Fig. 2 is an enlarged sectional view of the oxygen inlet valve and the mask body in fig. 1.
In the figure, 1, an inner spunbond fabric layer; 2. melt-blown fabric layer; 3. an outer spunbond fabric layer; 30. a valve hole; 4. ear hanging belts; 5. installing a cushion block; 50. mounting holes; 6. an oxygen access valve; 7. a plunger; 70. a knob handle; 8. a gas delivery pipe; 9. nasal branch tube.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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.
Referring to fig. 1 and 2, the utility model provides a N95 oxygen inhalation protective mask, which comprises a mask body, wherein the mask body comprises a single-layer inner spun-bonded fabric layer 1, a single-layer or multi-layer melt-blown fabric layer 2 and a single-layer outer spun-bonded fabric layer 3 which are sequentially connected in a stacked manner, the inner spun-bonded fabric layer 1, the melt-blown fabric layer 2 and the outer spun-bonded fabric layer 3 are made of filtering materials so as to filter and discharge the gas discharged by a patient through the mask body, an elastic ear hanging belt 4 which is convenient for wearing the mask is connected on the outer spun-bonded fabric layer 3 in a bonded manner, valve holes 30 are correspondingly arranged on the inner spun-bonded fabric layer 1, the melt-blown fabric layer 2 and the outer spun-bonded fabric layer 3, namely, each layer of the sequentially stacked inner spun-bonded fabric layer 1, melt-blown fabric layer 2 and outer spun-bonded fabric layer 3 is provided with a valve hole 30, an installation cushion block, and the installation cushion block 5 can be bonded on the inner surface of the inner spunbonded fabric layer 1 through the existing strong dehydration, the installation cushion block 5 is provided with an installation hole 50 opposite to the valve hole 30, the valve hole 30 and the installation hole 50 are internally nested with an oxygen access valve 6 which enables oxygen to flow in a one-way from the outside of the outer spunbonded fabric layer 3 to the inside of the inner spunbonded fabric layer 1, the specific structure and the working principle of the oxygen access valve 6 are the prior art which is well known by technicians in the field, namely, the oxygen access valve 6 takes the installation cushion block 5 as a carrier, the oxygen access valve is in threaded connection with the oxygen access valve through the matching of the external thread of the oxygen access valve and the internal thread preset by the installation hole, the oxygen access valve 6 is fixedly sleeved on the mask body, the air inlet of the oxygen access valve 6 is positioned outside the outer spunbonded fabric layer 3, the air outlet is positioned inside the inner spunbonded fabric layer 1, the, promptly plunger 7 plugs up the air inlet of oxygen access valve 6 when need not insert oxygen, and extracts from the 6 air inlets of oxygen access valve when needs insert oxygen, can carry out airtight protection to the air inlet of oxygen access valve 6 from this well, be connected with gas-supply pipe 8 on the gas outlet of oxygen access valve 6, be connected with two nose gas branch pipes 9 on the gas outlet of gas-supply pipe 8 side by side, can send into oxygen in the patient's nostril well through gas-supply pipe 8 and two nose gas branch pipes 9 from this, effectively avoided sending oxygen to interior 1 the inside on the bonding fabric layer and let the patient directly absorb and the oxygen that causes is extravagant.
Compared with the prior art, when the N95 oxygen inhalation protective mask provided by the utility model is used specifically, firstly, the mask is worn on the face of a patient with new coronary pneumonia through the elastic ear-hanging belt, then the plunger on the air inlet of the oxygen access valve is pulled out manually, then the air inlet of the oxygen access valve is connected with an oxygen source such as an external oxygen bottle, because the oxygen access valve is a one-way ventilation valve which flows or is communicated from the outside of the external spunbonded fabric layer to the inside of the internal spunbonded fabric layer, when the patient with new coronary pneumonia inhales oxygen, the oxygen access valve opens the oxygen to flow from the air inlet of the oxygen access valve to the air outlet of the oxygen access valve, then the oxygen is communicated to the nasal inhalation therapy of the patient through the air pipe and the nasal branch pipe, when the patient exhales air, the oxygen access valve closes the gas discharged by the patient and sequentially passes through the internal spunbonded fabric layer, the meltblown fabric layer and the external, the device can block blood, liquid and suspended particulate matters with bacteria exhaled by a patient with new coronary pneumonia, so that the virus emission amount and the spread of respiratory infectious diseases in the environment of the patient are reduced, the exhaled gas of the patient can be effectively filtered on the premise of ensuring the normal oxygen inhalation treatment of the patient with new coronary pneumonia, and the exhaled gas of the patient is effectively prevented from being directly exhausted into the air; in addition, connect the gas-supply pipe on the gas outlet of oxygen access valve, connect two nose gas branch pipes on the gas outlet of gas-supply pipe side by side, can send into patient's nostril through gas-supply pipe and two nose gas branch pipes well from this, effectively avoided sending oxygen to interior viscose cloth layer the inside and let the patient directly absorb and the oxygen that causes is extravagant.
As a specific embodiment, the inner spunbond fabric layer 1, the meltblown fabric layer 2 and the outer spunbond fabric layer 3 are made of Polypropylene (PP) which is a colorless, odorless, nontoxic, translucent thermoplastic light-weight general-purpose plastic with excellent properties, chemical resistance, heat resistance, electrical insulation, high-strength mechanical properties, good high-wear-resistance processability, and the like, and are widely applied to the production of fiber products such as clothing and blankets, and medical instruments, and the like.
In a specific embodiment, the meltblown layer 2 is a plurality of layers, so that substances such as blood, liquid and suspended particles with bacteria exhaled by a patient with new coronary pneumonia can be better blocked.
As a specific embodiment, the knob handle 70 is integrally formed on the outer surface of the plunger 7, so that the plunger 7 can be better pulled out and plugged in from the oxygen inlet of the oxygen access valve by rotating the knob handle 70 by hand, and the convenience and comfort of operation are effectively improved.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (4)
1. The utility model provides a N95 oxygen uptake protective facial mask, includes the gauze mask body, its characterized in that, the gauze mask body is including in the individual layer that stacks gradually the connection spunbonded fabric layer (1), the individual layer or multilayer melt-blown cloth layer (2) and the individual layer outer spunbonded fabric layer (3), in spunbonded fabric layer (1), melt-blown cloth layer (2) and outer spunbonded fabric layer (3) adopt filter material to make, be connected with elastic lug belt (4) of being convenient for wear the gauze mask on outer spunbonded fabric layer (3), in spunbonded fabric layer (1), melt-blown cloth layer (2) and outer spunbonded fabric layer (3) on correspond and be provided with valve hole (30), it has installation cushion (5) to bond on the internal surface of interior spunbonded fabric layer (1), be equipped with mounting hole (50) relative with valve hole (30) on installation cushion (5), nested installing in valve hole (30) and the mounting hole (50) and letting oxygen from outer spunbonded fabric layer (3) outside inwards spunbonded fabric layer (1) the one-way oxygen that flows of the Insert valve (6), can dismantle on the air inlet of oxygen access valve (6) and peg graft and have plunger (7), be connected with gas-supply pipe (8) on the gas outlet of oxygen access valve (6), be connected with two nose gas branch pipes (9) on the gas outlet of gas-supply pipe (8) side by side.
2. The N95 oxygen-absorbing protective mask as claimed in claim 1, wherein the inner spunbonded fabric layer (1), the meltblown fabric layer (2) and the outer spunbonded fabric layer (3) are made of polypropylene.
3. The N95 oxygen inhalation protective mask of claim 1, wherein the meltblown fabric layer (2) is a multilayer.
4. The N95 oxygen inhalation mask of claim 1, wherein the plunger (7) has a knob handle (70) integrally formed on its outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020239949.8U CN211747169U (en) | 2020-02-29 | 2020-02-29 | N95 oxygen uptake protective facial mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020239949.8U CN211747169U (en) | 2020-02-29 | 2020-02-29 | N95 oxygen uptake protective facial mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211747169U true CN211747169U (en) | 2020-10-27 |
Family
ID=72903417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020239949.8U Expired - Fee Related CN211747169U (en) | 2020-02-29 | 2020-02-29 | N95 oxygen uptake protective facial mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211747169U (en) |
-
2020
- 2020-02-29 CN CN202020239949.8U patent/CN211747169U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |