CN102872551A - Nostril breathing type mask with breathing tubes - Google Patents
Nostril breathing type mask with breathing tubes Download PDFInfo
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- CN102872551A CN102872551A CN2012104052097A CN201210405209A CN102872551A CN 102872551 A CN102872551 A CN 102872551A CN 2012104052097 A CN2012104052097 A CN 2012104052097A CN 201210405209 A CN201210405209 A CN 201210405209A CN 102872551 A CN102872551 A CN 102872551A
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Abstract
A nostril breathing type mask with breathing tubes is provided with a nose plug, a mask rope, a closed container, a first air inlet tube, a second air inlet tube, two third air inlet tubes, an air outlet tube, a float, two first check valves and a second check valve. Filtering media are filled in the closed container, the first air inlet tube extends into the closed container, the float is fixedly connected to the lower portion of the first air inlet tube, the upper portion of the first air inlet tube extends out of the closed container, an end of the first air inlet tube is an air inlet, the bottom of the second air inlet tube extends into the closed container, the bottom of the second air inlet tube is positioned above the filtering media, two ends of the nose plug are respectively connected with one ends of the two third air inlet tubes, both the other ends of the two third air inlet tubes are connected with the portion of the second air inlet tube extending out of the closed container, the two first check valves are respectively mounted in the two third air inlet tubes, and the second check valve is mounted in the air outlet tube. The nostril breathing type mask has the advantages that an air sucking point can be freely positioned, so that pollution sources can be avoided, a wearer can exhale gas easily, and the wearer can breathe in severe environments without being injured.
Description
Technical field
The present invention relates to a kind of respiration filtering device, particularly a kind of respiratory formula suction pipe mask.
Background technology
Common mouth mask is owing to human face's height differs, can not seal the mouth and the nose that cover the people fully, sealing is poor, simultaneously, some is trapped in the waste gas of breathing out when wearing masks in the mouth mask and makes mouth mask produce " dead space ", can make like this wearer (such as place of dust from flying) in adverse circumstances breathe and come to harm.In order to change this present situation, people improve it, such as, CN1548188A discloses a kind of mouth mask with nostril trumpet, by common mouth mask, plastic cement barrier film, nostril trumpet, plastic cement barrier film suture, nostril trumpet pore, mouth mask rope, expiration valve opening and outlet valve form, and are characterized in that there is the plastic cement barrier film common mouth mask inboard, the latter is communicated with the nostril trumpet bottom, and there is the nostril trumpet pore on the nostril trumpet top; The nostril trumpet sidewall has expiration valve opening and outlet valve.The plastic cement barrier film is sewed up sealing with plastic cement barrier film suture and common mouth mask, and common mouth mask has the mouth mask rope on the limit.Also such as, CN1093286A discloses a kind of oxygen-saving type oxygen inhaling device, this inhalation device mainly is comprised of air chamber, intake valve, air outlet valve and reservoir hag.Regulate the unlatching of two Non-return air valves or close by the pressure reduction of exhaling, produce when air-breathing, matched by intake valve and reservoir hag, this part oxygen that originally was thrown in the atmosphere when exhaling is stored in the reservoir hag.Also such as, CN87200566U discloses a kind of micro-breathing filter, and it can directly be inserted in the user nostril, and micro-breathing filter has at least one air admission hole and at least one venthole, into and out of pore one-way cock is being arranged, filtering material is being set outside air admission hole.For another example, CN201791211U discloses a kind of Novel nasal oxygen cannula, and it comprises air inlet pipe, two arms, escape pipe, and the arm end points is provided with nasal obstruction, is provided with check valve in air inlet pipe and the escape pipe.Link to each other with the patient nostril by nasal obstruction, avoid oxygen to overflow and cause waste; Air inlet pipe is provided with escape pipe, makes the patient can keep breathing unimpeded in the oxygen therapy process; Be equipped with check valve on escape pipe and the air inlet pipe, the waste of oxygen in the time of can avoiding exhaling.CN87205684U discloses a kind of health safe gauze mask for swimming, and it is comprised of mouth mask, nasal obstruction, wireway, float, sealing device, airbag and aerogenesis box.Wireway one end links to each other with mouth mask, and the other end is held out the water surface by float and communicated with atmosphere.When people's oral area when not surpassing certain depth in the entry, by self-closed, the middle part of wireway communicates with airbag in the pore retraction float.Drowned when dangerous when occuring, gas is full of rapidly airbag, by the buoyancy of airbag, the swimmer can on float to the water surface.CN2510398Y discloses a kind of rebreather, mainly is made of face shield, air intake duct, float.Air intake duct is connected with face shield, float seal by valve, and the air intake duct upper port has filtering screen.The periphery of face shield has the sealing ring that matches with face and makes face shield be fixed on the lasso of user's head.The face shield bottom is provided with blast pipe, and its inner port stretches into mask cavity, and one-way exhaust valve is arranged in the blast pipe.With in the valve that face shield links to each other one-way sucting valve can be installed.More than these technology for making mouth mask how can determine freely that pollution sources are avoided in the position of air intake point and result of use is good, do not provide concrete guidance program.
Summary of the invention
Technical problem to be solved by this invention is, a kind of respiratory formula suction pipe mask is provided, and it can freely determine the position of air intake point, avoid pollution sources, and be easy to breath, the wearer is breathed in adverse circumstances and can not come to harm, result of use is good.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of respiratory formula suction pipe mask, has the nasal obstruction body, the mouth mask rope, has a pair of nasal obstruction on the described nasal obstruction body, its technical scheme is that described respiratory formula suction pipe mask also has closed container, the first air inlet pipe, the second air inlet pipe, two the 3rd air inlet pipe, escape pipe, float, two the first check valves of cut-off when conducting was exhaled when the user was air-breathing by described a pair of nasal obstruction, the conducting when user exhales by described a pair of nasal obstruction and the second check valve of cut-off when air-breathing, in the described closed container filtered fluid is housed, the first air inlet pipe stretches into the interior its underpart of closed container and is fixedly connected with the float that the bottom blow vent in order to keep the first air inlet pipe that floats on the filtered fluid stretches into the filtered fluid certain depth, the above part of the float that is positioned at closed container of the first air inlet pipe is with (certain) crooked storage (float could have the amount of fluctuating with the height of liquid level like this), the air inlet of its end for being connected with the external world stretched out in the top of the first air inlet pipe in closed container, this air inlet place is provided with the first air filting material, the bottom of the second air inlet pipe stretch into its bottom blow vent in the closed container be positioned at above-mentioned filtered fluid above, the two ends of described nasal obstruction body are connected with an end of above-mentioned two the 3rd air inlet pipe respectively and (are tightly connected, be connected), the other end of two the 3rd air inlet pipe all is connected with the part (preferably external part) of stretching out in the closed container of the second air inlet pipe, two above-mentioned the first check valves are installed in respectively in two the 3rd air inlet pipe, escape pipe is drawn or is drawn from the nasal obstruction body from the part between two the first check valves of two the 3rd air inlet pipe (this part all directly is connected with the two ends of nasal obstruction body), and the second above-mentioned check valve is installed in the escape pipe.
In the technique scheme, described float is preferably the orbicule (sphere) of hollow, and the bottom of the first air inlet pipe is preferably passed from the center of float.Float also can be plate body (plate object) or other structure.Described two the first check valves that are installed in two the 3rd air inlet pipe preferably lay respectively at nasal obstruction body with junctions above-mentioned two the 3rd air inlet pipe; Escape pipe is preferably drawn from the nasal obstruction body.Two above-mentioned the 3rd air inlet pipe preferably all are connected with the external part that stretches out in the closed container of the second air inlet pipe by a scavenging air valve, scavenging air valve connects an air intake branch, the air inlet place of air intake branch is provided with the second air filting material, when scavenging air valve was in a station, two above-mentioned the 3rd air inlet pipe all were connected with the external part that stretches out in the closed container of the second air inlet pipe by scavenging air valve; When scavenging air valve was in another station, two above-mentioned the 3rd air inlet pipe only all were connected with above-mentioned air intake branch by scavenging air valve.Above-mentioned the first air filting material can be cotton yarn or filter paper or other material.The first air filting material can be fixedly mounted on the air inlet place by cover cap, cover cap has the centre bore that is connected with air inlet, the ring edge of the end of the inwall of the annular section of cover cap and the first air inlet pipe closely cooperates, and the first air filting material is positioned at cover cap and spacing by outer face and the cover cap of the first air inlet pipe.The first air filting material can also be bonded in the air inlet place.The first air filting material also can be located at the air inlet place by alternate manner.Above-mentioned filtered fluid can be clean water, for and producing the solution of innocuous substance with the poisonous and harmful substance chemically reactive, perhaps is liquid soap perhaps, perhaps is other solution.Second air filting material at the air inlet place of above-mentioned air intake branch can be cotton yarn or filter paper or other material, the second air filting material can be bonded in the air inlet place of air intake branch, and the second air filting material also can be located at by alternate manner the air inlet place of air intake branch.
Respiratory formula suction pipe mask of the present invention also has two the first check valves of closed container, the first air inlet pipe, the second air inlet pipe, two the 3rd air inlet pipe, escape pipe, float, cut-off when conducting was exhaled when the user was air-breathing by described a pair of nasal obstruction, conducting and the second check valve of ending when air-breathing is equipped with filtered fluid in the described closed container when user exhales by described a pair of nasal obstruction.Like this, it is only breathed by the nostril, does not breathe by the oral cavity, and mouth mask and facial contact face are little, have reduced above-mentioned " dead space ", make the person of wearing masks more near general breathing.The air that the present invention sucks passes through filtered fluid absorption and the filtration of (comprising bubble in the filtered fluid) again by the preliminary filtration of the air inlet of the first air inlet pipe, can reduce to a greater extent the injury of imbedibility dust, it can freely determine the position of air intake point, pollution sources have been avoided, and be easy to breath, the wearer is breathed in adverse circumstances and can not come to harm.The present invention is simple in structure, is easy to use, and can will suck after the air filtration, and the wearer is without sense and other discomfort of feeling suffocated, and result of use is good, applied range.
Description of drawings
Fig. 1 is structural representation of the present invention (being decorated with wearer's nose among Fig. 1).
Fig. 2 is the present invention's (embodiment's) structural representation in use.
Fig. 3 is the structural representation that air inlet 81 places on the first air inlet pipe 8 are provided with the first air filting material 82 among the present invention.
The specific embodiment
Such as Fig. 1, Fig. 2, shown in Figure 3, respiratory formula suction pipe mask of the present invention (or perhaps respiration filtering device) has nasal obstruction body 1, mouth mask rope 10, has a pair of nasal obstruction 1a on the described nasal obstruction body 1, and the structure of nasal obstruction body 1 is originally as prior art.The two ends of mouth mask rope 10 are fixedly connected on the nasal obstruction body 1, and mouth mask rope 10 is enclosed within on the head on two ears, and this structure gets final product with a mouth mask rope.Perhaps be fixedly connected with and be enclosed within respectively on two ears (similar with the use of common mouth mask rope) with two mouth mask ropes and nasal obstruction body.It is characterized in that described respiratory formula suction pipe mask also have closed container (airtight container) 6, the first air inlet pipe 8, the second air inlet pipe 9, two the 3rd air inlet pipe 5, escape pipe 2, float 7 ', two the first check valves 4 of cut-off when conducting was exhaled when the user was air-breathing by described a pair of nasal obstruction, conducting and the second check valve 3 of ending when air-breathing when the user exhales by described a pair of nasal obstruction.In the described closed container 6 filtered fluid 7 is housed, filtered fluid can be clean water, can select pure water, can and filter with clean water absorption such as cement dust, to reduce flying upward of dust.Filtered fluid can also be and to produce the solution of innocuous substance with the poisonous and harmful substance chemically reactive, and filtered fluid can also be liquid soap (comprises bubble, have absorption and filtration).Filtered fluid also can be other solution.The first air inlet pipe 8 stretch into closed container 6 interior its underparts be fixedly connected with the float 7 that the bottom blow vent in order to keep the first air inlet pipe that floats on the filtered fluid 7 stretches into the filtered fluid certain depth ', the float that is positioned at closed container 67 of the first air inlet pipe 8 ' above part is with (certain) crooked storage (float could have the amount of fluctuating with the height of liquid level like this), the air inlet 81 of its end for being connected with the external world stretched out in the top of the first air inlet pipe 8 in closed container 6, these air inlet 81 places are provided with the first air filting material 82, the first air filting material 82 can be cotton yarn or filter paper or other material, as shown in Figure 3, the first air filting material 82 can be installed in air inlet 81 places by cover cap 83, cover cap 83 has the centre bore that is connected with air inlet 81, the ring edge of the end of the inwall of the annular section of cover cap 83 and the first air inlet pipe 8 closely cooperate (close contact), the first air filting material 82 is positioned at cover cap 83 and spacing by outer face and the cover cap of the first air inlet pipe, and the peripheral profile of cover cap can be cylindrical or other shape.Certainly, also cover cap can be set, and the first air filting material is bonded in air inlet 81 places.The first air filting material also can be located at the air inlet place by alternate manner.The bottom of the second air inlet pipe 9 stretch into its bottom blow vents in the closed container 6 be positioned at above-mentioned filtered fluid 7 above, the two ends of described nasal obstruction body 1 are connected with an end of above-mentioned two the 3rd air inlet pipe 5 respectively and (are tightly connected, be connected, can be to be threaded, it also can be other connected mode, nasal obstruction body 1 also can be made one with two the 3rd air inlet pipe 5), all be connected (is tightly connected the other end of two the 3rd air inlet pipe 5 with the part (preferably external part) of stretching out in the closed container 6 of the second air inlet pipe 9, be connected, can be to be threaded, also can be other connected mode), above-mentioned the first air inlet pipe 8, the second air inlet pipe 9 will got well (junction can arrange adhesive tape) with the junction sealing of closed container 6, in case closed container 6 gas leakage.Two above-mentioned the first check valves 4 are installed in respectively in two the 3rd air inlet pipe 5, escape pipe 2 is drawn or is drawn from nasal obstruction body 1 from the part between two the first check valves 4 of two the 3rd air inlet pipe 5 (this part all directly is connected with the two ends of nasal obstruction body), and the second above-mentioned check valve 3 is installed in the escape pipe 2.The structure of two above-mentioned the first check valves 4 and the structure of the second check valve 3 are originally as prior art.
As shown in Figure 1 and Figure 2, above-mentioned float 7 ' (best) is the orbicule (sphere) of hollow, and the bottom of the first air inlet pipe 8 is passed from the center of float.Float can be made by plastics or elastomeric material, can also be made by other material.Float 7 ' also can be plate body (plate object) or other structure.Be installed in two two the first check valves 4 in the 3rd air inlet pipe 5 lay respectively at nasal obstruction body with junctions above-mentioned two the 3rd air inlet pipe 5; Escape pipe 2 is drawn from nasal obstruction body 1.Two above-mentioned the 3rd air inlet pipe 5 all are connected with the external part that stretches out in the closed container 6 of the second air inlet pipe 9 by a scavenging air valve 11, and scavenging air valve 11 connects an air intake branch 12, and the air inlet place of air intake branch 12 is provided with the second air filting material.Above-mentioned two of being connected with scavenging air valve 11 the 3rd air inlet pipe 5, the second air inlet pipe 9, air intake branch 12 can adopt be threaded (be tightly connected, be connected) at it with scavenging air valve 11 junctions, also can adopt other connected mode.When scavenging air valve 11 was in a station, two above-mentioned the 3rd air inlet pipe 5 all were connected with the external part that stretches out in the closed container 6 of the second air inlet pipe 9 by scavenging air valve 11; When scavenging air valve 11 was in another station, two above-mentioned the 3rd air inlet pipe 5 all were connected with above-mentioned air intake branch 12 by 11 of scavenging air valves.Second air filting material at the air inlet place of above-mentioned air intake branch 12 can be cotton yarn or filter paper or other material, the second air filting material can be bonded in the air inlet place of air intake branch 12, the second air filting material also can be located at by alternate manner the air inlet place of air intake branch, such as adopting the first air filting material 82 among Fig. 3 to be installed in the structure at air inlet 81 places by cover cap 83, can also adopt other version.Mark 13 is the helmet among Fig. 2.Above-mentioned nasal obstruction body 1, closed container 6, the first air inlet pipe 8, the second air inlet pipe 9, two the 3rd air inlet pipe 5, escape pipe 2, air intake branches 12 can be made of plastics, and the first air inlet pipe 8, the second air inlet pipe 9, two the 3rd air inlet pipe 5, escape pipe 2, air intake branches 12 can be the flexible pipe of plastic flexible pipe or other material.
The present invention inserts a pair of nasal obstruction 1a of nasal obstruction body 1 and seals the nostril in use, and two the 3rd air inlet pipe 5 are enclosed within the neck position and ride over shoulder, and mouth mask rope 10 is enclosed within on the head on two ears.The air that the wearer sucks passes through filtered fluid absorption and the filtration of (comprising bubble in the filtered fluid) again by the preliminary filtration of the air inlet of the first air inlet pipe 8, also to pass through this scavenging air valve if from the second air inlet pipe 9, scavenging air valve 11(scavenging air valve 11 is installed again), two the 3rd air inlet pipe 5, two the first check valves 4 and enter a pair of nasal obstruction 1a of the body 1 of having a stuffy nose, final suck clean air, only have 3 conductings of the second check valve during expiration and breathe out from escape pipe 2.When the needs wearer helmets 13 the time, scavenging air valve 11 and air intake branch 12 preferably are installed, the top of air intake branch 12 can be placed in the helmet 13, the air inlet of air intake branch 12 can be positioned at the helmet 13 wearers' crown section (air inlet of air intake branch 12 can up), this moment, two above-mentioned the 3rd air inlet pipe 5 all were connected with air intake branch 12 by 11 of scavenging air valves, the air that the wearer sucks passes through scavenging air valve 11 again by the preliminary filtration of the air inlet of air intake branch 12, two the 3rd air inlet pipe 5, two the first check valves 4 and enter a pair of nasal obstruction 1a of nasal obstruction body 1, the final relatively air of cleaning that sucks.Closed container 6 of the present invention can be carried, and also can be placed near the little place of wearer's scope of activities.
The present invention can freely determine the position (i.e. the position of the air inlet 81 on the first air inlet pipe 8) of air intake point, has avoided pollution sources, and has been easy to breath, the wearer is breathed in adverse circumstances and can not come to harm.Such as, can be lowered to the kitchen sink to the air intake point with upper/lower positions during wearer's cooking, thereby away from the harm of oil smoke.Also wear such as, electric welder and can be placed on back side of head position to the air intake point when of the present invention, thereby away from the harm of welding fume.For another example, the wearer has the position of fresh or pure air near (prolonging the second air inlet pipe 9) can be placed on the air intake point when the operation of poisonous and harmful zone, the wearer is breathed in adverse circumstances and can not come to harm.When warming oneself with stove fire winter, people can wear respiratory formula suction pipe mask, and it is outdoor that the length that prolongs the first air inlet pipe 8 places the air inlet 81 on the first air inlet pipe, are not subjected to the injury of coal gas (carbon monoxide) when sleep.Result of use of the present invention is good, applied range.
Claims (9)
1. respiratory formula suction pipe mask, has nasal obstruction body (1), mouth mask rope (10), has a pair of nasal obstruction (1a) on the described nasal obstruction body (1), it is characterized in that described respiratory formula suction pipe mask also has closed container (6), the first air inlet pipe (8), the second air inlet pipe (9), two the 3rd air inlet pipe (5), escape pipe (2), float (7 '), two first check valves (4) of cut-off when conducting was exhaled when the user was air-breathing by described a pair of nasal obstruction, the conducting when user exhales by described a pair of nasal obstruction and second check valve (3) of cut-off when air-breathing, filtered fluid (7) is housed in the described closed container (6), the first air inlet pipe (8) stretches into the interior its underpart of closed container (6) and is fixedly connected with the float (7 ') that the bottom blow vent in order to keep the first air inlet pipe that floats on the filtered fluid (7) stretches into the filtered fluid certain depth, the above part of the float that is positioned at closed container (6) (7 ') of the first air inlet pipe (8) is with crooked storage, the air inlet (81) of its end for being connected with the external world stretched out in the top of the first air inlet pipe (8) in closed container (6), this air inlet (81) locates to be provided with the first air filting material (82), the bottom of the second air inlet pipe (9) stretch into its bottom blow vent in the closed container (6) be positioned at above-mentioned filtered fluid (7) above, the two ends of described nasal obstruction body (1) are connected with an end of above-mentioned two the 3rd air inlet pipe (5) respectively, the other end of two the 3rd air inlet pipe (5) all is connected with the part of stretching out in the closed container (6) of the second air inlet pipe (9), above-mentioned two the first check valves (4) are installed in respectively in two the 3rd air inlet pipe (5), escape pipe (2) is drawn or is drawn from nasal obstruction body (1) from the part between two first check valves (4) of two the 3rd air inlet pipe (5), and above-mentioned the second check valve (3) is installed in the escape pipe (2).
2. respiratory formula suction pipe mask according to claim 1 is characterized in that above-mentioned float (7 ') is the orbicule of hollow, and the bottom of the first air inlet pipe (8) is passed from the center of float.
3. respiratory formula suction pipe mask according to claim 1, it is characterized in that being installed in two the first check valves (4) in two the 3rd air inlet pipe (5) lay respectively at nasal obstruction body with junctions above-mentioned two the 3rd air inlet pipe (5); Escape pipe (2) is drawn from nasal obstruction body (1).
4. respiratory formula suction pipe mask according to claim 1, it is characterized in that above-mentioned two the 3rd air inlet pipe (5) all are connected with the external part that stretches out in the closed container (6) of the second air inlet pipe (9) by a scavenging air valve (11), scavenging air valve (11) connects an air intake branch (12), the air inlet place of air intake branch (12) is provided with the second air filting material, when scavenging air valve (11) was in a station, above-mentioned two the 3rd air inlet pipe (5) all were connected with the external part that stretches out in the closed container (6) of the second air inlet pipe (9) by scavenging air valve (11); When scavenging air valve (11) was in another station, above-mentioned two the 3rd air inlet pipe (5) only all were connected with above-mentioned air intake branch (12) by scavenging air valve (11).
5. respiratory formula suction pipe mask according to claim 1, it is characterized in that above-mentioned the first air filting material (82) is fixedly mounted on air inlet (81) by cover cap (83) and locates, cover cap (83) has the centre bore that is connected with air inlet (81), the ring edge of the end of the inwall of the annular section of cover cap (83) and the first air inlet pipe (8) closely cooperates, and the first air filting material (82) is positioned at cover cap (83) and spacing by outer face and the cover cap of the first air inlet pipe.
6. respiratory formula suction pipe mask according to claim 1 is characterized in that above-mentioned the first air filting material (82) is bonded in air inlet (81) and locates.
7. respiratory formula suction pipe mask according to claim 1 is characterized in that above-mentioned filtered fluid (7) is clean water, for and producing the solution of innocuous substance with the poisonous and harmful substance chemically reactive, perhaps is liquid soap perhaps.
8. according to claim 1 or 5 or 6 described respiratory formula suction pipe masks, it is characterized in that above-mentioned the first air filting material (82) is cotton yarn or filter paper.
9. respiratory formula suction pipe mask according to claim 4, the second air filting material that it is characterized in that the air inlet place of above-mentioned air intake branch (12) is cotton yarn or filter paper, the second air filting material is bonded in the air inlet place of air intake branch (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210405209.7A CN102872551B (en) | 2012-04-19 | 2012-10-23 | Nostril breathing type mask with breathing tubes |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210133637.9 | 2012-04-19 | ||
| CN2012101336379A CN102671321A (en) | 2012-04-19 | 2012-04-19 | Nostril respiration tube respirator |
| CN201210405209.7A CN102872551B (en) | 2012-04-19 | 2012-10-23 | Nostril breathing type mask with breathing tubes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102872551A true CN102872551A (en) | 2013-01-16 |
| CN102872551B CN102872551B (en) | 2014-11-19 |
Family
ID=46804292
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101336379A Pending CN102671321A (en) | 2012-04-19 | 2012-04-19 | Nostril respiration tube respirator |
| CN201210405209.7A Expired - Fee Related CN102872551B (en) | 2012-04-19 | 2012-10-23 | Nostril breathing type mask with breathing tubes |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101336379A Pending CN102671321A (en) | 2012-04-19 | 2012-04-19 | Nostril respiration tube respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN102671321A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105833438A (en) * | 2016-06-17 | 2016-08-10 | 冯晶晶 | Opening type medical mask |
| CN106880914A (en) * | 2017-04-21 | 2017-06-23 | 北京动视未来科技有限公司 | A kind of air purifying respirator system and its helmet |
| CN107158593A (en) * | 2016-03-07 | 2017-09-15 | 李文天 | A kind of air can respirator |
| CN109999380A (en) * | 2019-02-01 | 2019-07-12 | 东莞迅安塑胶纤维制品有限公司 | Telescopic breathing mask |
| CN110960813A (en) * | 2020-02-13 | 2020-04-07 | 河南驼人医疗器械集团有限公司 | Pressure-fired protection hood with secondary filtering and air suction functions |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111084940B (en) * | 2020-02-13 | 2024-03-22 | 河南驼人医疗器械集团有限公司 | Micro-positive pressure protective hood capable of changing wind direction |
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| CN107158593A (en) * | 2016-03-07 | 2017-09-15 | 李文天 | A kind of air can respirator |
| CN105833438A (en) * | 2016-06-17 | 2016-08-10 | 冯晶晶 | Opening type medical mask |
| CN105833438B (en) * | 2016-06-17 | 2019-04-19 | 冯晶晶 | Open medical mask |
| CN106880914A (en) * | 2017-04-21 | 2017-06-23 | 北京动视未来科技有限公司 | A kind of air purifying respirator system and its helmet |
| CN109999380A (en) * | 2019-02-01 | 2019-07-12 | 东莞迅安塑胶纤维制品有限公司 | Telescopic breathing mask |
| CN110960813A (en) * | 2020-02-13 | 2020-04-07 | 河南驼人医疗器械集团有限公司 | Pressure-fired protection hood with secondary filtering and air suction functions |
| CN110960813B (en) * | 2020-02-13 | 2024-05-14 | 河南驼人医疗器械集团有限公司 | Micro-positive pressure protective hood with secondary filtering and air suction functions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102671321A (en) | 2012-09-19 |
| CN102872551B (en) | 2014-11-19 |
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