CN111513385B - Head-mounted positive pressure mask - Google Patents
Head-mounted positive pressure mask Download PDFInfo
- Publication number
- CN111513385B CN111513385B CN202010360926.7A CN202010360926A CN111513385B CN 111513385 B CN111513385 B CN 111513385B CN 202010360926 A CN202010360926 A CN 202010360926A CN 111513385 B CN111513385 B CN 111513385B
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- transmission belt
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- 238000001179 sorption measurement Methods 0.000 claims abstract description 36
- 230000003068 static effect Effects 0.000 claims description 40
- 230000005540 biological transmission Effects 0.000 claims description 24
- 229920000742 Cotton Polymers 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 abstract description 3
- 241000894006 Bacteria Species 0.000 description 3
- 241000700605 Viruses Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- 241000883990 Flabellum Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Power Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a head-wearing positive pressure mask which comprises a wearing rope, an execution module, an electrostatic adsorption module and an electrostatic generation module, wherein the electrostatic generation module is arranged on the upper surface of the electrostatic adsorption module, the wearing rope is arranged below the electrostatic adsorption module, and the execution module is arranged on the front surface of the electrostatic adsorption module. The invention can make the air flow form a windward wall by arranging the execution module, when harmful substances flow to the vicinity of the face, the air flow can flow to other places under the driving of the air flow, thereby solving the problem that the face recognition can not be finished when the mask is worn.
Description
Technical Field
The invention relates to the technical field of medical treatment and health, in particular to a head-wearing positive pressure mask.
Background
The mask is a sanitary article, is generally worn on the mouth and nose for filtering air entering the mouth and nose so as to achieve the effect of blocking harmful gas, smell, spray, virus and other substances, and is made of gauze or paper and the like. The mask has a certain filtering effect on air entering the lung, when respiratory infectious diseases are popular, the mask has a good effect when being worn in operation in environments polluted by dust and the like, the traditional mask adopts a face shielding mode to block bacteria and viruses, but the mask cannot be used in places needing face recognition when being worn.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a head-wearing positive pressure mask, which solves the problem that the traditional mask blocks bacteria and viruses by adopting a face-shielding mode, but the mask cannot be used in places needing face recognition when being worn.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a wear-type malleation gauze mask, is including wearing rope, execution module, electrostatic absorption module and static and taking place the module, the upper surface of electrostatic absorption module is provided with static and takes place the module, and the below of electrostatic absorption module is provided with wears the rope, and the front of electrostatic absorption module is provided with execution module.
The executing module comprises an executing shell, a guide plate, an upper cover plate, a driving motor, a gear bracket, an executing gear, a fan blade bracket, a driving belt, an outer ring driving belt limiting plate, a fan, a driving belt wheel, an inner ring driving belt limiting plate, an auxiliary executing gear, a driving motor bracket and a driving gear, wherein the upper surface of the executing shell is fixedly connected with the upper cover plate, the middle part of the inner wall of the executing shell is fixedly connected with the driving motor through the driving motor bracket, the output shaft of the driving motor is fixedly connected with the driving gear, the left side surface and the right side surface of the driving gear are respectively connected with the auxiliary executing gear and the executing gear through the gear bracket in a gear way, the lower surfaces of the auxiliary executing gear and the executing gear are both fixedly connected with the driving belt wheel, the driving belt wheel is rotatably connected with the inner wall of the executing shell through the fan blade bracket, and the lower part of the driving belt wheel is fixedly connected with the fan through a connecting shaft, the driving belt wheel is ten to ten driving belt wheels all rotate through the drive belt between two liang and are connected, the back of drive belt passes through inner circle drive belt limiting plate sliding connection with the inner wall of execution shell, the front of drive belt passes through outer lane drive belt limiting plate sliding connection with the inner wall of execution shell, the front end fixedly connected with guide plate of execution shell lower surface.
The electrostatic adsorption module comprises a flow guide cavity, an electrostatic adsorption cavity, an electrostatic cover plate, filter cotton, an electrostatic current limiting plate and a conductive strip, wherein the upper surface of the upper cover plate is fixedly connected with the flow guide cavity, the top end of the flow guide cavity is fixedly connected with the electrostatic adsorption cavity, the inner wall of the electrostatic adsorption cavity is fixedly connected with the electrostatic current limiting plate, the middle part of the upper surface of the electrostatic current limiting plate is fixedly connected with the conductive strip, the upper surface of the electrostatic adsorption cavity is fixedly connected with the electrostatic cover plate, a rectangular through hole is formed in the rear side of the upper surface of the electrostatic cover plate, the filter cotton is arranged above the rectangular through hole, and the filter cotton is in lap joint with the upper surface of the electrostatic adsorption cavity.
The static electricity generation module comprises a cover plate, an enclosure frame, a rubber tube support fixing column, a static brush fixing base, a static brush central column, an insulating gear, an insulating driving gear, an execution motor support fixing rod, an execution motor support, an execution motor, a rubber tube and a rubber tube support, wherein the enclosure frame is fixedly connected to the upper surface of the static cover plate, the upper surface of the enclosure frame is fixedly connected with the cover plate, the execution motor is arranged inside the enclosure frame, the execution motor is fixedly connected with the upper surface of the static cover plate through the execution motor support and the execution motor support fixing rod, an output shaft of the execution motor is fixedly connected with the insulating driving gear, the outer surface gear of the insulating driving gear is connected with the insulating gear, the upper surface of the insulating gear is fixedly connected with the rubber tube, the outer surface of the rubber tube is rotatably connected with the rubber tube support, and the rubber tube support is fixedly connected with the static cover plate through the rubber tube support fixing column, the inner wall sliding connection of rubber tube has three static brush, and is three static brush passes through static brush center post fixed connection, and the bottom fixedly connected with static brush unable adjustment base of static brush center post, static brush unable adjustment base and busbar fixed connection.
Preferably, a circular through hole is formed in the front end of the upper surface of the electrostatic cover plate, an electrostatic brush fixing base is clamped on the inner wall of the through hole, and the lower surface of the electrostatic brush fixing base is fixedly connected with the upper surface of the conductive bar.
Preferably, the number of the electrostatic brushes is three, the three electrostatic brushes are circularly arrayed on the outer surface of the central column of the electrostatic brush, and the included angle between every two adjacent electrostatic brushes is one hundred twenty degrees.
Preferably, the insulating driving gear is connected with the insulating gear through a gear on the upper surface of the electrostatic cover plate.
Preferably, the interior of the actuating housing is communicated with the interior of the electrostatic adsorption cavity through a diversion cavity.
Preferably, the number of the electrostatic current limiting plates is ten, the ten electrostatic current limiting plates are fixed on the inner wall of the electrostatic adsorption cavity in a staggered mode, and the ten electrostatic current limiting plates are fixedly connected through the conductive bars.
Preferably, the length of the inner ring transmission belt limiting plate extends to the tail end of an inner side arc of the inner wall of the execution shell.
Preferably, the length of the outer ring transmission belt limiting plate extends to two sides of the actuating gear and the transmission belt wheel.
Compared with the prior art, the invention provides a head-wearing positive pressure mask, which has the following beneficial effects: the invention can make the air flow form a windward wall by arranging the execution module, when harmful substances flow to the vicinity of the face, the air flow can flow to other places under the driving of the air flow, thereby solving the problem that the face recognition can not be finished when the mask is worn.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic view of the present invention.
Fig. 3 is a schematic structural diagram of an electrostatic adsorption module according to the present invention.
FIG. 4 is a block diagram of an embodiment of the present invention.
Fig. 5 is a schematic structural view of the driving motor according to the present invention.
In the figure: 1-wearing a rope; 2-an execution module; 201-an execution shell; 202-a baffle; 203-upper cover plate; 204-a drive motor; 205-gear holder; 206-an execution gear; 207-fan blade support; 208-a transmission belt; 209-outer ring transmission belt limit plate; 210-a fan; 211-a driving pulley; 212-inner ring belt limiting plate; 213-secondary actuation gear; 214-drive motor support; 215-a drive gear; 3-an electrostatic adsorption module; 301-a flow guide cavity; 302-an electrostatic adsorption chamber; 303-electrostatic cover plate; 304-filter cotton; 305-an electrostatic restrictor plate; 306-conductive strips; 4-a static electricity generating module; 401-cover plate; 402-enclosing a frame; 403-rubber tube bracket fixing column; 404-an electrostatic brush; 405-an electrostatic brush stationary base; 406-an electrostatic brush center post; 407-insulated gear; 408-an insulated drive gear; 409-executing motor bracket fixing rod; 410-an actuator support; 411-an actuator motor; 412-rubber tube; 413-rubber tube support.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the present invention provides a technical solution: the utility model provides a wear-type malleation gauze mask, is including wearing rope 1, execution module 2, electrostatic adsorption module 3 and static generation module 4, and electrostatic adsorption module 3's upper surface is provided with static generation module 4, and electrostatic adsorption module 3's below is provided with wears rope 1, and electrostatic adsorption module 3's front is provided with execution module 2.
As shown in fig. 4 and fig. 5, which are schematic structural diagrams of an execution module of the present invention, an execution module 2 includes an execution housing 201, a guide plate 202, an upper cover plate 203, a driving motor 204, a gear bracket 205, an execution gear 206, a fan blade bracket 207, a driving belt 208, an outer ring driving belt limiting plate 209, a fan 210, a driving pulley 211, an inner ring driving belt limiting plate 212, a secondary execution gear 213, a driving motor bracket 214, and a driving gear 215, wherein the upper cover plate 203 is fixedly connected to the upper surface of the execution housing 201, the driving motor 204 is fixedly connected to the middle portion of the inner wall of the execution housing 201 through the driving motor bracket 214, the driving gear 215 is fixedly connected to an output shaft of the driving motor 204, the secondary execution gear 213 and the execution gear 206 are respectively geared to the left and right sides of the driving gear 215 through the gear bracket 205, and the driving pulleys 211 are fixedly connected to the lower surfaces of the secondary execution gear 213 and the execution gear 206, drive pulley 211 passes through flabellum support 207 with the inner wall of carrying out shell 201 and rotates to be connected, and the below of drive pulley 211 is through connecting axle fixedly connected with fan 210, drive pulley 211 is ten, and ten drive pulley 211 are all rotated through drive belt 208 between two liang and are connected, the back of drive belt 208 passes through inner circle drive belt limiting plate 212 sliding connection with the inner wall of carrying out shell 201, the front of drive belt 208 passes through outer lane drive belt limiting plate 209 sliding connection with the inner wall of carrying out shell 201, the front end fixedly connected with guide plate 202 of carrying out shell 201 lower surface.
As shown in fig. 2 and fig. 3, the electrostatic adsorption module 3 includes a flow guide cavity 301, an electrostatic adsorption cavity 302, an electrostatic cover plate 303, filter cotton 304, an electrostatic current limiting plate 305 and a conductive strip 306, the upper surface of the upper cover plate 203 is fixedly connected with the flow guide cavity 301, the top end of the flow guide cavity 301 is fixedly connected with the electrostatic adsorption cavity 302, the inner wall of the electrostatic adsorption cavity 302 is fixedly connected with the electrostatic current limiting plate 305, the conductive strip 306 is fixedly connected to the middle of the upper surface of the electrostatic current limiting plate 305, the upper surface of the electrostatic adsorption cavity 302 is fixedly connected with the electrostatic cover plate 303, a rectangular through hole is formed in the rear side of the upper surface of the electrostatic cover plate 303, filter cotton 304 is arranged above the rectangular through hole, and the filter cotton 304 is overlapped with the upper surface of the electrostatic adsorption cavity 302.
As shown in fig. 2, the static electricity generating module 4 includes a cover plate 401, an enclosure frame 402, a rubber tube holder fixing column 403, a static brush 404, a static brush fixing base 405, a static brush central column 406, an insulating gear 407, an insulating driving gear 408, an actuating motor holder fixing rod 409, an actuating motor holder 410, an actuating motor 411, a rubber tube 412 and a rubber tube holder 413, the enclosure frame 402 is fixedly connected to the upper surface of the static electricity cover plate 303, the cover plate 401 is fixedly connected to the upper surface of the enclosure frame 402, the actuating motor 411 is disposed inside the enclosure frame 402, the actuating motor 411 and the upper surface of the static electricity cover plate 303 are fixedly connected through the actuating motor holder 410 and the actuating motor holder fixing rod 409, the insulating driving gear 408 is fixedly connected to an output shaft of the actuating motor 411, the insulating gear 407 is connected to an outer surface gear of the insulating driving gear 408, the rubber tube 412 is fixedly connected to an upper surface of the insulating gear 407, the surface of rubber pipe 412 rotates and is connected with rubber pipe support 413, and rubber pipe support 413 passes through rubber pipe support fixed column 403 fixed connection with static apron 303, and the inner wall sliding connection of rubber pipe 412 has three static brush 404, and three static brush 404 passes through static brush center post 406 fixed connection, and the bottom fixedly connected with static brush unable adjustment base 405 of static brush center post 406, static brush unable adjustment base 405 and busbar 306 fixed connection.
When in use, a user wears the device on the head by wearing the rope 1, then the driving motor 204 is started, the driving motor 204 drives the driving gear 215 to rotate, the driving gear 215 drives the auxiliary executing gear 213 and the executing gear 206 on two sides to rotate, the auxiliary executing gear 213 and the executing gear 206 can drive the two fans 210 below to rotate, ten fans 210 rotate together through the transmission belt pulley 211 and the transmission belt 208, then a large amount of gas is sprayed out of the lower part of the executing shell 201 and is sprayed to the face of the person through the limitation of the guide plate 202, so that a wind wall is formed on the face of the person to prevent bacteria from being absorbed by the person, meanwhile, the inner wall of the executing shell 201 is in a low pressure state, the internal pressure of the electrostatic absorption cavity 302 is reduced through the guide cavity 301, and because the rear side of the upper surface of the electrostatic cover plate 303 is provided with through holes, external air can enter the electrostatic absorption cavity 302 through the filter cotton 304, at this time, the air current will make a snake-like motion under the restriction of the electrostatic current-limiting plate 305 and flow to the front section of the electrostatic absorption chamber 302, and is sent into the execution housing 201 through the diversion chamber 301, and at the same time, the execution motor 411 is started, the execution motor 411 drives the insulation gear 407 to rotate through the insulation driving gear 408, because the insulation gear 407 is fixedly connected with the rubber tube 412, the rubber tube 412 also rotates, the rotation of the rubber tube 412 can make the inner wall of the rubber tube 412 generate friction with the electrostatic brush 404, at this time, static electricity is generated on the electrostatic brush 404, and the static electricity is conducted to ten electrostatic current-limiting plates 305 through the electrostatic brush 406 and the central column 306, at this time, when the air contains respirable particles, the air will be absorbed on the outer surface of the electrostatic current-limiting plate 305.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a wear-type malleation gauze mask, includes wears rope (1), execution module (2), electrostatic absorption module (3) and static generation module (4), its characterized in that: the upper surface of the electrostatic adsorption module (3) is provided with an electrostatic generation module (4), a wearing rope (1) is arranged below the electrostatic adsorption module (3), and the front surface of the electrostatic adsorption module (3) is provided with an execution module (2);
the executing module (2) comprises an executing shell (201), a guide plate (202), an upper cover plate (203), a driving motor (204), a gear support (205), an executing gear (206), a fan blade support (207), a transmission belt (208), an outer ring transmission belt limiting plate (209), a fan (210), a transmission belt wheel (211), an inner ring transmission belt limiting plate (212), an auxiliary executing gear (213), a driving motor support (214) and a driving gear (215), wherein the upper surface of the executing shell (201) is fixedly connected with the upper cover plate (203), the middle part of the inner wall of the executing shell (201) is fixedly connected with the driving motor (204) through the driving motor support (214), an output shaft of the driving motor (204) is fixedly connected with the driving gear (215), and the left side surface and the right side surface of the driving gear (215) are respectively in gear connection with the auxiliary executing gear (213) and the executing gear (206) through the gear support (205), the lower surfaces of the auxiliary execution gear (213) and the execution gear (206) are fixedly connected with transmission belt wheels (211), the transmission belt wheels (211) are rotatably connected with the inner wall of the execution shell (201) through fan blade supports (207), fans (210) are fixedly connected below the transmission belt wheels (211) through connecting shafts, ten transmission belt wheels (211) are provided, every two of the ten transmission belt wheels (211) are rotatably connected through a transmission belt (208), the back surface of the transmission belt (208) is slidably connected with the inner wall of the execution shell (201) through an inner ring transmission belt limiting plate (212), the front surface of the transmission belt (208) is slidably connected with the inner wall of the execution shell (201) through an outer ring transmission belt limiting plate (209), and the front end of the lower surface of the execution shell (201) is fixedly connected with a guide plate (202);
the electrostatic adsorption module (3) comprises a flow guide cavity (301), an electrostatic adsorption cavity (302), an electrostatic cover plate (303), filter cotton (304), an electrostatic current limiting plate (305) and a conductive strip (306), wherein the flow guide cavity (301) is fixedly connected to the upper surface of the upper cover plate (203), the electrostatic adsorption cavity (302) is fixedly connected to the top end of the flow guide cavity (301), the electrostatic current limiting plate (305) is fixedly connected to the inner wall of the electrostatic adsorption cavity (302), the conductive strip (306) is fixedly connected to the middle of the upper surface of the electrostatic current limiting plate (305), the electrostatic cover plate (303) is fixedly connected to the upper surface of the electrostatic adsorption cavity (302), a rectangular through hole is formed in the rear side of the upper surface of the electrostatic cover plate (303), the filter cotton (304) is arranged above the rectangular through hole, and the filter cotton (304) is overlapped with the upper surface of the electrostatic adsorption cavity (302);
the static electricity generation module (4) comprises a cover plate (401), an enclosing frame (402), a rubber tube bracket fixing column (403), a static brush (404), a static brush fixing base (405), a static brush central column (406), an insulating gear (407), an insulating driving gear (408), an execution motor bracket fixing rod (409), an execution motor bracket (410), an execution motor (411), a rubber tube (412) and a rubber tube bracket (413), wherein the enclosing frame (402) is fixedly connected to the upper surface of the static cover plate (303), the upper surface of the enclosing frame (402) is fixedly connected with the cover plate (401), the execution motor (411) is arranged inside the enclosing frame (402), the execution motor (411) is fixedly connected with the upper surface of the static cover plate (303) through the execution motor bracket (410) and the execution motor bracket fixing rod (409), an output shaft of the execution motor (411) is fixedly connected with the insulating driving gear (408), the outer surface gear of insulating driving gear (408) is connected with insulating gear (407), the last fixed surface of insulating gear (407) is connected with rubber tube (412), the surface of rubber tube (412) rotates and is connected with rubber tube support (413), rubber tube support (413) and static apron (303) are through rubber tube support fixed column (403) fixed connection, the inner wall sliding connection of rubber tube (412) has three electrostatic brush (404), three electrostatic brush (404) are through electrostatic brush center post (406) fixed connection, the bottom fixedly connected with electrostatic brush unable adjustment base (405) of electrostatic brush center post (406), electrostatic brush unable adjustment base (405) and conducting strip (306) fixed connection.
2. The head-worn positive pressure mask of claim 1, wherein: the front end of the upper surface of the electrostatic cover plate (303) is provided with a circular through hole, the inner wall of the through hole is clamped with an electrostatic brush fixing base (405), and the lower surface of the electrostatic brush fixing base (405) is fixedly connected with the upper surface of the conductive strip (306).
3. The head-worn positive pressure mask of claim 1, wherein: the number of the electrostatic brushes (404) is three, the three electrostatic brushes (404) are circularly arrayed on the outer surface of the electrostatic brush central column (406), and the included angle between every two adjacent electrostatic brushes (404) is one hundred twenty degrees.
4. The head-worn positive pressure mask of claim 1, wherein: the insulating driving gear (408) is connected with the insulating gear (407) through a gear on the upper surface of the electrostatic cover plate (303).
5. The head-worn positive pressure mask of claim 1, wherein: the interior of the execution shell (201) is communicated with the interior of the electrostatic adsorption cavity (302) through a flow guide cavity (301).
6. The head-worn positive pressure mask of claim 1, wherein: the number of the electrostatic current limiting plates (305) is ten, the ten electrostatic current limiting plates (305) are fixed on the inner wall of the electrostatic adsorption cavity (302) in a staggered mode, and the ten electrostatic current limiting plates (305) are fixedly connected through conductive strips (306).
7. The head-worn positive pressure mask of claim 1, wherein: the length of the inner ring transmission belt limiting plate (212) extends to the tail end of an inner side arc of the inner wall of the execution shell (201).
8. The head-worn positive pressure mask of claim 1, wherein: the length of the outer ring transmission belt limiting plate (209) extends to the two sides of the execution gear (206) and the transmission belt wheel (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010360926.7A CN111513385B (en) | 2020-04-30 | 2020-04-30 | Head-mounted positive pressure mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010360926.7A CN111513385B (en) | 2020-04-30 | 2020-04-30 | Head-mounted positive pressure mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111513385A CN111513385A (en) | 2020-08-11 |
| CN111513385B true CN111513385B (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010360926.7A Active CN111513385B (en) | 2020-04-30 | 2020-04-30 | Head-mounted positive pressure mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111513385B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4893356A (en) * | 1987-09-22 | 1990-01-16 | Waters William A | Air conditioned headwear having convertible power module |
| CN2257730Y (en) * | 1995-11-27 | 1997-07-16 | 陈孝涛 | Air curtain dust-filtering respirator |
| US5878742A (en) * | 1997-09-11 | 1999-03-09 | Figueredo; Joseph P. | Airvisor delivery system |
| EP2859803A1 (en) * | 2013-10-09 | 2015-04-15 | Arbin Care Products BV | Filter mask |
| CN106621102A (en) * | 2016-11-22 | 2017-05-10 | 远大空品科技有限公司 | Wearing structure of head-wearing type mobile lung protector |
| CN110338500A (en) * | 2019-07-05 | 2019-10-18 | 中煤科工集团上海有限公司 | A kind of power air-supply Dust proof helmet |
| CN209628715U (en) * | 2018-09-18 | 2019-11-15 | 金华市多绿奇五金制品有限公司 | A kind of safety protection structure of the helmet |
| CN110477496A (en) * | 2019-08-26 | 2019-11-22 | 贵州大学 | A kind of search lighting device convenient for fixation of underground mining |
-
2020
- 2020-04-30 CN CN202010360926.7A patent/CN111513385B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4893356A (en) * | 1987-09-22 | 1990-01-16 | Waters William A | Air conditioned headwear having convertible power module |
| CN2257730Y (en) * | 1995-11-27 | 1997-07-16 | 陈孝涛 | Air curtain dust-filtering respirator |
| US5878742A (en) * | 1997-09-11 | 1999-03-09 | Figueredo; Joseph P. | Airvisor delivery system |
| EP2859803A1 (en) * | 2013-10-09 | 2015-04-15 | Arbin Care Products BV | Filter mask |
| CN106621102A (en) * | 2016-11-22 | 2017-05-10 | 远大空品科技有限公司 | Wearing structure of head-wearing type mobile lung protector |
| CN209628715U (en) * | 2018-09-18 | 2019-11-15 | 金华市多绿奇五金制品有限公司 | A kind of safety protection structure of the helmet |
| CN110338500A (en) * | 2019-07-05 | 2019-10-18 | 中煤科工集团上海有限公司 | A kind of power air-supply Dust proof helmet |
| CN110477496A (en) * | 2019-08-26 | 2019-11-22 | 贵州大学 | A kind of search lighting device convenient for fixation of underground mining |
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| Publication number | Publication date |
|---|---|
| CN111513385A (en) | 2020-08-11 |
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