CN107822232B - Electric mask back flushing integrated machine - Google Patents
Electric mask back flushing integrated machine Download PDFInfo
- Publication number
- CN107822232B CN107822232B CN201711266431.2A CN201711266431A CN107822232B CN 107822232 B CN107822232 B CN 107822232B CN 201711266431 A CN201711266431 A CN 201711266431A CN 107822232 B CN107822232 B CN 107822232B
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- air
- valve
- shell
- groove
- middle shell
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Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
Abstract
The application discloses an electric mask back flushing integrated machine which comprises a face shell, a front shell, a middle shell, a rear shell and a silica gel face which are sequentially overlapped from top to bottom; the filter screen is arranged between the face shells and the front shells; the air suction module and the air exhaust module are arranged on the middle shell; the middle shell is in a groove shape, the air suction module and the air exhaust module are arranged in the groove of the middle shell and are respectively positioned at two sides of the middle shell, and the air suction module is opposite to the filter screen; a valve member; the valve member is arranged in the groove of the middle shell, and the air suction module and the air exhaust module are respectively arranged at two sides of the valve member; the valve member includes a first valve member and a second valve member, the first valve member and the second valve member being directly opposite. The application has the advantages that the air circulation is quick, condensed water is not generated, a user can breathe clean and fresh air easily and comfortably, and simultaneously, the filter screen can be backwashed and cleaned, and the longer service time can be achieved without manual disassembly and cleaning.
Description
Technical Field
The application relates to the technical field of masks, in particular to an electric mask back flushing integrated machine.
Background
The haze contains a large amount of dust, pollen, heavy metal particles, gas pollutants, bacteria and the like, and the human body can seriously threaten the physical health of the human body by sucking the air for a long time, so that the haze needs to be filtered by using a mask; the existing common mask mainly comprises a cotton gauze mask and an electric mask, wherein the cotton gauze mask is low in cost, but the mask is blocked by a user to ensure that the user breathes unsmoothly due to active breathing of the user, and the mask is in direct contact with the face, so that the user is easy to sweat and stuffy and uncomfortable after wearing the mask for a long time, meanwhile, the mask cannot be recycled, the electric mask is mainly used for assisting the user to breathe filtered air, the existing electric mask has only a common air inlet function, the air exhaust is slow, fresh air circulates slowly, condensed water can be generated in the mask, the user is uncomfortable to wear or dyspnea is caused, and a filter screen in the electric mask needs to be detached frequently for cleaning, otherwise, the filter screen is blocked, and the breathing is difficult.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides an electric mask back flushing integrated machine.
The application discloses an electric mask back flushing integrated machine which comprises a face shell, a front shell, a middle shell, a rear shell and a silica gel face which are sequentially overlapped from top to bottom;
the filter screen is arranged between the face shells and the front shells;
the air suction module and the air exhaust module are arranged on the middle shell; the middle shell is in a groove shape, the air suction module and the air exhaust module are arranged in the groove of the middle shell and are respectively positioned at two sides of the middle shell, and the air suction module is opposite to the filter screen; and
a valve member; the valve member is arranged in the groove of the middle shell, and the air suction module and the air exhaust module are respectively arranged at two sides of the valve member; the valve member includes a first valve member and a second valve member, the first valve member and the second valve member being directly opposite.
According to one embodiment of the present application, the first valve element comprises a first valve and a first valve driving element; the first valve is arranged in the groove of the middle shell; the first valve driving piece is arranged between the middle shell and the rear shell; the output end of the first valve driving piece is connected with the first valve;
the second valve member includes a second valve and a second valve driving member; the second valve is arranged in the groove of the middle shell; the second driving piece is arranged between the middle shell and the rear shell; the output end of the second valve driving piece is connected with the second valve.
According to a real-time mode of the application, the middle shell comprises a first round groove, a second round groove, a first air channel, a second air channel, a third air channel and a fourth air channel;
the first air channel is positioned at the bottom of the first round groove; the second air channel is positioned at the bottom of the second round groove; the third air channel is positioned between the first circular groove and the second circular groove and is arranged on the groove wall of the first circular groove; the fourth air channel is positioned between the first round groove and the second round groove and is arranged on the groove wall of the middle shell; the first valve is arranged on the wall of the second circular groove and corresponds to the position of the third air channel; the second valve is arranged on the wall of the second circular groove and corresponds to the position of the fourth air channel; the air suction module is arranged in the first circular groove, and the air exhaust module is arranged in the second circular groove.
According to one embodiment of the present application, the air suction module includes an air suction impeller and a first impeller driving member; the output end of the first impeller driving piece is connected with an air suction impeller;
the air exhaust module comprises an air exhaust impeller and a second impeller driving piece; the output end of the second impeller driving piece is connected with an exhaust impeller.
According to the real-time mode of the application, the silica gel surface comprises a silica gel body and a breathing channel; the breathing channel is arranged in the middle of the silica gel body, and the shape of the breathing channel is matched with the nose and the lip of a human body.
According to the electric mask back flushing integrated machine, the air circulation in the electric mask is quickened through the mutual coordination of the air suction module and the air discharge of the air discharge module, condensed water is not generated, and a user can breathe clean and fresh air easily and comfortably; the air flow exhausted by the exhaust module is exhausted through the back surface of the filter screen under the control of the valve piece, the filter screen is backwashed and cleaned, and long service time can be achieved without manual disassembly for cleaning.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
fig. 1 is a whole block diagram of an electric mask back flushing integrated machine in the present embodiment;
fig. 2 is an exploded view of the electric mask back flushing integrated machine in the present embodiment;
FIG. 3 is a schematic view of the structure of the middle shell in the present embodiment;
FIG. 4 is a flow chart of the gas in the middle case in the normal mode in the present embodiment;
fig. 5 is a flow chart of the gas in the middle shell in the backwash mode in this embodiment.
Reference numerals illustrate:
1. a face shell; 11. a first panel; 111. a first seal ring; 112. a vent hole; 12. a second panel shell; 121. a second seal ring; 2. a front shell; 21. a first vent; 22. a second vent; 3. a middle shell; 31. a first circular groove; 310. a first air flow passage; 32. a second circular groove; 320. a second air flow passage; 33. a first air passage; 34. a second air passage; 35. a third air passage; 36. a fourth air passage; 37. a notch; 38, a step of carrying out the process; a groove bottom; 39. a groove wall; 4. a rear case; 41. a first air through hole; 42. a second air through hole; 5. a rear case; 51. a breathing passage; 6. a filter screen; 7. an air suction module; 71. an air suction impeller; 72. a first impeller drive; 8. an exhaust module; 81. an exhaust impeller; 82. a second impeller drive; 9. a valve member; 91. a first valve member; 911. a first valve; 912. a first valve driving member; 92. a second valve member; 921. a second valve; 922. a second valve driving member; 10. a control member; 101. a button; 102. a PCB board; 103. and a rechargeable battery.
Detailed Description
Various embodiments of the application are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the application. That is, in some embodiments of the application, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
It should be noted that all directional indications such as up, down, left, right, front, and rear … … in the embodiments of the present application are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture such as that shown in the drawings, and if the particular posture is changed, the directional indication is changed accordingly.
In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the application solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.
For a further understanding of the application, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings in which:
referring to fig. 1 and 2, fig. 1 is an overall structure diagram of an electric mask back-flushing integrated machine in the present embodiment, and fig. 2 is an exploded view of the electric mask back-flushing integrated machine in the present embodiment; the electric mask back flushing all-in-one machine in the embodiment comprises a face shell 1, a front shell 2, a middle shell 3, a rear shell 4, a silica gel face 5, a filter screen 6, an air suction module 7, an air exhaust module 8, a valve piece 9 and a control piece 10, wherein the face shell 1, the front shell 2, the middle shell 3, the rear shell 4 and the silica gel face 5 are sequentially overlapped from top to bottom, the filter screen 6 is arranged between the face shell 1 and the front shell 2 and is used for filtering air, the air suction module 7, the air exhaust module 8, the valve piece 9 and the control piece 10 are respectively arranged on the middle shell 3, the control piece 10 is respectively connected with the air suction module 7, the air exhaust module 8 and the valve piece 9, the air suction module 7 is used for sucking air, the air exhaust module 8 is used for exhausting air, the valve piece 9 is used for regulating and controlling an air channel, the control piece 10 comprises a button 101, a PCB (printed circuit board) 102 and a rechargeable battery 103, the button 101 is arranged on the PCB board 102 and is used for starting a normal mode and a back flushing mode of the electric mask back flushing all-in-one machine, the PCB board 102 is mainly used for controlling the air suction module 7, the air exhaust module 8 and the valve piece 9, the rechargeable battery 103 is used for providing power for the operation of the PCB.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, fig. 3 is a schematic structural view of a middle shell in the present embodiment, fig. 4 is a gas flow diagram in the middle shell in a normal mode in the present embodiment, fig. 5 is a gas flow diagram in the middle shell in a back flushing mode in the present embodiment, further, the front shell 1 includes a first front shell 11 and a second front shell 12, the first front shell 11 and the second front shell 12 are specifically plastic front shells, a first sealing ring 111 and a second sealing ring 121 are respectively provided at the peripheries of the first front shell 11 and the second front shell 12, a plurality of ventilation holes 112 are respectively provided on the first front shell 11 and the second front shell 12, and the plurality of ventilation holes 112 are used for ventilation; the filter screen 6 is specifically a soft film shape formed by laminating and pressing filter cotton, activated carbon and spunlaced cloth, the size and the shape of the soft film shape are similar to those of the first surface shell 11, the soft film shape is arranged between the first surface shell 11 and the front shell 2, and the filter screen 6 filters and purifies polluted air entering from the vent holes 112 of the first surface shell 11 so that pollutants in the air are attached to the surface of the filter screen 6; the front shell 2 is provided with a first air vent 21 and a second air vent 22, the sizes and the shapes of the first air vent 21 and the second air vent 22 are respectively consistent with those of the first shell 11 and the second shell 12, a supporting frame 211 is arranged in the first channel 21, the filter screen 6 is laid on the supporting frame 211 of the first channel 21, the position of the first shell 11 corresponding to the first air channel 21 is clamped on the front shell 2, the filter screen 6 is fixed, and a gap at the joint between the first shell 11 and the first air channel 21 is sealed by a first sealing ring 111, so that air is prevented from entering from the gap; the second air vent 22 corresponds to the second face shell 12, air in the electric mask is discharged through the second air vent 22 and the air vent 112 of the second face shell 12, and the second sealing ring 121 seals a gap between the second face shell 12 and the second air vent 22 to prevent the air from being discharged from the gap; the middle shell 3 is in a groove shape, the front shell 2 is correspondingly clamped at a groove opening 37 of the middle shell 3, the middle shell 3 comprises a first round groove 31, a second round groove 32, a first air channel 33, a second air channel 34, a third air channel 35 and a fourth air channel 36, wherein the first air channel 33 is positioned at a groove bottom 38 of the first round groove 31, the second air channel 34 is positioned at a groove bottom 38 of the second round groove 32, the third air channel 35 is positioned between the first round groove 31 and the second round groove 32 and is arranged at a groove wall 39 of the first round groove 31, and the fourth air channel 36 is positioned between the first round groove 31 and the second round groove 32 and is arranged at a groove wall 39 of the middle shell 3; the air suction module 7 and the air exhaust module 8 are respectively arranged in the first circular groove 31 and the second circular groove 32, wherein the air suction module 7 is opposite to the first air vent 21, and the air exhaust module 8 is opposite to the second air vent 22; the suction module 7 includes a suction impeller 71 and a first impeller driving member 72; the first impeller driving piece 72 is specifically an external rotor motor, the air suction impeller 71 is sleeved outside the first impeller driving piece 72, the first impeller driving piece 72 drives the air suction impeller 71 to rotate to generate an air suction vortex, air entering the electric mask from the outside sequentially passes through the first shell 11, the filter screen 6 and the first air channel 310 in the first circular groove 31 under the action of the air suction vortex, and the first air channel 310 is specifically a space between the first circular groove 31 and the air suction impeller 71; the exhaust module 8 comprises an exhaust impeller 81 and a second impeller driving member 82; the second impeller driving piece 82 is specifically an external rotor motor, the exhaust impeller 81 is sleeved outside the second impeller driving piece 82, the second impeller driving piece 82 drives the exhaust impeller 81 to rotate to generate exhaust vortex, so that air in the electric mask flows out of a second air flow passage 320 of the second circular groove 32 under the effect of the exhaust vortex, and the second air flow passage 320 is specifically a space between the second circular groove 32 and the exhaust impeller 82, and then sequentially passes through the second air vent 22 and the second face shell 12 to be exhausted; the rear case 4 is provided with a first air through hole 41 and a second air through hole 42, the first air passage 33 communicates with the first air through hole 41, and the second air through hole 42 communicates with the second air passage 32; the silica gel surface 5 is soft and comprises a silica gel body 51 and a breathing channel 52, the breathing channel 52 is positioned at the middle part of the silica gel body 51, the shape of the breathing channel 52 is adapted to the nose and the lip of a human body, so that the silica gel surface 5 can be tightly attached to the face of the human body, and the breathing channel 52 is respectively communicated with the first air through hole 41 and the second air through hole 42; the air sucked by the air suction impeller 71 is sucked by a person after passing through the first air passage 33, the first air through hole 41 and the breathing passage 52, and the air exhaled by the person is exhausted from the third air passage 35 after passing through the breathing passage 52, the second air through hole 42 and the second through hole passage 34 by the air exhaust impeller 81, so that an air flow circulation is formed in the whole electric mask; a valve piece 9 is arranged between the air suction module 7 and the air exhaust module 8; the valve member 9 includes a first valve member 91 and a second valve member 92, the first valve member 91 including a first valve 911 and a first valve driving member 912, the second valve member 92 including a second valve 921 and a second valve driving member 922; the first valve 911 and the second valve 921 are arranged between the air suction impeller 71 and the air exhaust impeller 81, wherein the first valve 911 is arranged on the wall of the second circular groove 32 and is opposite to the third air channel 35, and the second valve 921 is arranged on the wall of the second circular groove 32 and corresponds to the fourth air channel 36; the first valve 911 and the second valve 921 are specifically rectangular plates, and the heights of the first valve 911 and the second valve 921 are the same as the height of the groove wall 39 of the middle case 3; the first valve driving member 12 and the second valve driving member 922 are fixed to a face of the middle case 3 opposite to the rear case 4; the first valve driving element 912 and the second valve driving element 922 are specifically micro motors, and the output ends of the micro motors are respectively connected with one ends of the first valve 911 and the second valve 921; the first valve driving member 912 drives the first valve 911 to rotate, and controls communication between the first circular groove 31 and the second circular groove 32 by opening and closing the first valve 911; the second valve driving member 922 drives the second valve 921 to rotate, and communication between the second circular groove 32 and the fourth air passage 36 is controlled by the second valve 921.
Referring back to fig. 4 and 5, the breathing mode of the human body with the electric mask is a normal mode, and the specific flow direction of air in the normal mode is as follows: in the normal mode, the PCB 102 controls the first valve 911 to be in a closed state, the second valve 921 to be in an open state, and the rotation speed of the air exhaust impeller 81 is consistent with that of the air suction impeller 71; the suction impeller 71 rotates to generate suction force, external gas enters from the first face shell 11, then enters into the first air flow passage 310 of the first circular groove 31 through the first air port 21 after being filtered by the filter screen 6, and then purified gas flows out from the first air passage 33 and is continuously inhaled by a person through the first air through hole 41 and the breathing passage 51; under the action of the suction force generated by the rotation of the air exhaust impeller 81, the air exhaled by the human body sequentially passes through the breathing channel 51, the second air through hole 42 and the second air channel 34 and then enters the second air flow channel 320 of the second circular groove 32, the second valve 92 is in an open state, the air in the second air flow channel 320 can flow out through the fourth air channel 36, and then sequentially passes through the second air vent 22 and the second face shell 12 and then is exhausted out of the electric mask, so that the whole air circulation is completed.
The back flush mode is to flush the hair side of the filter screen 6 by air, and the human body does not wear an electric mask at the moment, and the specific operation of the air in the back flush mode is as follows: in the back flushing mode, the PCB 102 controls the first valve 911 to be in an open state, and the second valve 921 to be in a closed state, and the rotation speed of the air exhaust impeller 81 is greater than that of the air suction impeller 71; the backwash mode is different from the normal mode in that the air discharged through the fourth air passage 36 in the normal mode is introduced into the first air passage 310 of the first circular groove 31 through the third air passage 35 and flows outward from the first air vent 21, and the filter screen 6 is purged from the reverse direction, so that the foreign matters adsorbed on the upper surface of the filter screen 6 in the normal mode are discharged through the air vent 112 of the first housing 11, thereby completing the backwash operation.
In conclusion, in the electric mask back flushing integrated machine, under the normal mode, air circulation in the electric mask is quickened through the mutual matching of air suction of the air suction module 7 and air exhaust of the air exhaust module 8, condensed water is not generated, and a user can breathe clean and fresh air easily and comfortably; in the back flush mode, the air flow discharged by the air exhaust module 8 is discharged through the back surface of the filter screen 6 under the control of the valve member 9, and the filter screen 6 is back flush cleaned, so that the filter screen can be used for a long time without manual disassembly for cleaning.
The above are merely embodiments of the present application, and are not intended to limit the present application. Various modifications and variations of the present application will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present application, should be included in the scope of the claims of the present application.
Claims (2)
1. An electric mask back flush all-in-one machine, which is characterized by comprising:
a face shell (1), a front shell (2), a middle shell (3), a rear shell (4) and a silica gel face (5) which are sequentially overlapped from top to bottom;
a filter screen (6) arranged between the face shell (1) and the front shell (2);
an air suction module (7) and an air exhaust module (8) which are arranged on the middle shell (3); the middle shell (3) is in a groove shape, the air suction module (7) and the air exhaust module (8) are arranged in the groove of the middle shell (3) and are respectively positioned at two sides of the middle shell (3), and the air suction module (7) is opposite to the filter screen (6); and
a valve member (9); the valve piece (9) is arranged in the groove of the middle shell (3), and the air suction module (7) and the air exhaust module (8) are respectively arranged at two sides of the valve piece (9); the valve member (9) comprises a first valve member (91) and a second valve member (92), and the first valve member (91) and the second valve member (92) are opposite;
wherein the first valve member (91) comprises a first valve (911) and a first valve driver (912); the first valve (911) is arranged in a groove of the middle shell (3); the first valve driving piece (912) is arranged between the middle shell (3) and the rear shell (4); the output end of the first valve driving piece (912) is connected with the first valve (911); the second valve member (92) comprises a second valve (921) and a second valve driver member (922); the second valve (921) is arranged in the groove of the middle shell (3); the second valve driving piece (922) is arranged between the middle shell (3) and the rear shell (4); the output end of the second valve driving element (922) is connected with the second valve (921);
the middle shell (3) comprises a first round groove (31), a second round groove (32), a first air channel (33), a second air channel (34), a third air channel (35) and a fourth air channel (36); the first air channel (33) is positioned at the bottom of the first round groove (31); the second air channel (34) is positioned at the bottom of the second round groove (32); the third air channel (35) is positioned between the first circular groove (31) and the second circular groove (32) and is arranged on the groove wall of the first circular groove (31); the fourth air channel (36) is positioned between the first circular groove (31) and the second circular groove (32) and is arranged on the groove wall of the middle shell (3); the first valve (911) is arranged on the groove wall of the second circular groove (32) and corresponds to the position of the third air channel (35); the second valve (921) is arranged on the groove wall of the second circular groove (32) and corresponds to the position of the fourth air channel (36); the air suction module (7) is arranged in the first circular groove (31), and the air exhaust module (8) is arranged in the second circular groove (32);
the air suction module (7) comprises an air suction impeller (71) and a first impeller driving piece (72); the output end of the first impeller driving piece (72) is connected with the air suction impeller (71); the exhaust module (8) comprises an exhaust impeller (81) and a second impeller driving piece (82); the output end of the second impeller driving piece (82) is connected with the exhaust impeller (81).
2. The electric mask back flushing integrated machine according to claim 1, wherein the silica gel surface (5) comprises a silica gel body (51) and a breathing channel (52); the breathing channel (52) is arranged in the middle of the silica gel body (51) and is shaped to be matched with the nose and the lip of a human body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711266431.2A CN107822232B (en) | 2017-12-05 | 2017-12-05 | Electric mask back flushing integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711266431.2A CN107822232B (en) | 2017-12-05 | 2017-12-05 | Electric mask back flushing integrated machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107822232A CN107822232A (en) | 2018-03-23 |
| CN107822232B true CN107822232B (en) | 2023-08-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711266431.2A Active CN107822232B (en) | 2017-12-05 | 2017-12-05 | Electric mask back flushing integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107822232B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108741300A (en) * | 2018-07-06 | 2018-11-06 | 上海净颖电子科技有限公司 | A kind of double air duct electric masks of list wind turbine |
| US11666787B2 (en) * | 2018-12-26 | 2023-06-06 | Lg Electronics Inc. | Mask apparatus |
| KR20200115946A (en) * | 2019-03-29 | 2020-10-08 | 엘지전자 주식회사 | Mask apparatus and method for controlling the same |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR881222A (en) * | 1942-04-15 | 1943-04-19 | Pirelli | Dust respirator, with filter placed behind the wearer's head |
| CN2553837Y (en) * | 2002-06-21 | 2003-06-04 | 陈昱全 | Rhinobyon type air filter |
| KR100917089B1 (en) * | 2008-12-31 | 2009-09-15 | 김창용 | A respirator and clothes with that |
| CN203123724U (en) * | 2013-04-03 | 2013-08-14 | 安阳市九州净化设备有限公司 | Fresh-air type air purifier |
| CN203861794U (en) * | 2014-01-14 | 2014-10-08 | 杨兴明 | Air flow mask |
| CN203873052U (en) * | 2014-05-23 | 2014-10-15 | 宁波宝成生物科技发展有限公司 | Mask with detachable microporous filtering film |
| CN204582824U (en) * | 2015-01-19 | 2015-08-26 | 陈�光 | A kind of air purifier for embedded type air conditioner |
| CN106238408A (en) * | 2016-07-22 | 2016-12-21 | 无锡派乐科技有限公司 | A kind of remote monitoring type contrast dust pelletizing system |
| CN206565337U (en) * | 2017-02-20 | 2017-10-20 | 上海湛信科技发展有限公司 | Mouth mask filter element device |
| CN107308564A (en) * | 2017-07-06 | 2017-11-03 | 惠州尘大侠环境科技有限公司 | A kind of electric mask |
| CN207604526U (en) * | 2017-12-05 | 2018-07-13 | 王冬艳 | Electric mask backwashes all-in-one machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001097915A2 (en) * | 2000-06-19 | 2001-12-27 | The Government Of The United States Of America, As Represented By The Secretary, Department Of Health And Human Services, Centers For Disease Control And Prevention | Flushed-seal respirator |
| DE10159219B4 (en) * | 2001-11-27 | 2005-09-29 | Msa Auer Gmbh | Respiratory mask for a compressed air breathing apparatus |
-
2017
- 2017-12-05 CN CN201711266431.2A patent/CN107822232B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR881222A (en) * | 1942-04-15 | 1943-04-19 | Pirelli | Dust respirator, with filter placed behind the wearer's head |
| CN2553837Y (en) * | 2002-06-21 | 2003-06-04 | 陈昱全 | Rhinobyon type air filter |
| KR100917089B1 (en) * | 2008-12-31 | 2009-09-15 | 김창용 | A respirator and clothes with that |
| CN203123724U (en) * | 2013-04-03 | 2013-08-14 | 安阳市九州净化设备有限公司 | Fresh-air type air purifier |
| CN203861794U (en) * | 2014-01-14 | 2014-10-08 | 杨兴明 | Air flow mask |
| CN203873052U (en) * | 2014-05-23 | 2014-10-15 | 宁波宝成生物科技发展有限公司 | Mask with detachable microporous filtering film |
| CN204582824U (en) * | 2015-01-19 | 2015-08-26 | 陈�光 | A kind of air purifier for embedded type air conditioner |
| CN106238408A (en) * | 2016-07-22 | 2016-12-21 | 无锡派乐科技有限公司 | A kind of remote monitoring type contrast dust pelletizing system |
| CN206565337U (en) * | 2017-02-20 | 2017-10-20 | 上海湛信科技发展有限公司 | Mouth mask filter element device |
| CN107308564A (en) * | 2017-07-06 | 2017-11-03 | 惠州尘大侠环境科技有限公司 | A kind of electric mask |
| CN207604526U (en) * | 2017-12-05 | 2018-07-13 | 王冬艳 | Electric mask backwashes all-in-one machine |
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