CN111685424B - Removable formula gauze mask of filter core - Google Patents
Removable formula gauze mask of filter core Download PDFInfo
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- CN111685424B CN111685424B CN202010650651.0A CN202010650651A CN111685424B CN 111685424 B CN111685424 B CN 111685424B CN 202010650651 A CN202010650651 A CN 202010650651A CN 111685424 B CN111685424 B CN 111685424B
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- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000009423 ventilation Methods 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 2
- 208000015181 infectious disease Diseases 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 21
- 230000001954 sterilising effect Effects 0.000 description 8
- 241000700605 Viruses Species 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000249 desinfective effect Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 208000016952 Ear injury Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000009385 viral infection Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- 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
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
-
- 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
- A41D13/1161—Means for fastening to the user's head
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41F—GARMENT FASTENINGS; SUSPENDERS
- A41F17/00—Means for holding-down garments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultraviolet radiation
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physical Education & Sports Medicine (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention relates to a mask with a replaceable filter element, which effectively solves the problems that the mask is low in utilization rate, the filter element cannot be cleaned, and the mask needs to be detached and replaced regularly, so that infection is easily caused; the technical scheme includes that the mask comprises a mask body, filter element mounting grooves are formed in the left side and the right side of the mask body, filter element fixing seats are connected in the two filter element mounting grooves in a left-right sliding mode, the left filter element fixing seat and the right filter element fixing seat are connected through pull ropes, a mask filter element is arranged in each filter element fixing seat, a filter element cover plate is detachably connected to one side, close to the two filter element mounting grooves, of each filter element mounting groove, an air inlet hole matched with the mask filter element is formed in each filter element cover plate, a disinfection bin fixedly connected with the mask body is arranged on one side, far away from the two filter element cover plates, and a plurality of ultraviolet lamps are fixedly connected in the disinfection bin; simple structure and strong practicability.
Description
Technical Field
The invention relates to the technical field of masks, in particular to a mask with a replaceable filter element.
Background
Along with the increase of economy, the living standard of people is also greatly improved, a large amount of environmental problems are brought while the economy is developed, air pollution is the first place, the emission of various industrial production and automobile exhaust has great influence on the respiratory health of people, and the wearing of the medical mask is one of effective methods for isolating virus and air pollution.
The existing medical mask has the following problems:
1. the existing medical mask is a disposable medical mask, the wearing time of the mask is limited to a certain extent, the mask needs to be replaced in time, the mask is directly discarded after being replaced, the waste of resources is caused, and the mask market is seriously nervous during a major epidemic situation;
2. the filter core of current medical gauze mask can not in time be changed and carry out effectual disinfection clearance to the filter core, guarantees the multiple use of gauze mask, reduces the number of times of changing the gauze mask.
3. In the process of cleaning and disinfecting the filter element, the mask can not be normally used, the mask still needs to be disassembled for many times, and the probability of virus infection is increased in a virus gathering area.
Therefore, the present invention provides a mask with a replaceable filter element to solve the above problem.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the mask with the replaceable filter element, which effectively solves the problems that the mask is low in utilization rate, the filter element cannot be cleaned, and the mask needs to be detached and replaced regularly, so that infection is easily caused.
The mask comprises a mask body and is characterized in that filter element mounting grooves are formed in the left side and the right side of the mask body, filter element fixing seats are connected in the two filter element mounting grooves in a left-right sliding mode, the left filter element fixing seat and the right filter element fixing seat are connected through pull ropes, a mask filter element is arranged in each filter element fixing seat, a filter element cover plate can be detachably connected to one side, close to each filter element mounting groove, of each filter element mounting groove, and an air inlet hole matched with the mask filter element is formed in each filter element cover plate;
a disinfection bin fixedly connected with the mask body is arranged on one side, far away from the two filter element cover plates, of each filter element cover plate, a plurality of ultraviolet lamps are fixedly connected in the disinfection bins, and the ultraviolet lamps are connected with contact switches which are connected with the side walls of the filter element mounting grooves in a front-back sliding mode;
the upper side wall and the lower side wall in the filter element mounting groove are both rotatably connected with a left chain wheel and a right chain wheel, the left chain wheel and the right chain wheel are connected through transmission chains, the upper transmission chain and the lower transmission chain are both fixedly connected with the filter element fixing seat, the two transmission chains are both fixedly connected with a sealing plate arranged at the rear end of the filter element fixing seat, and the sealing plate is in sliding connection with the filter element mounting groove left and right;
the equal fixedly connected with fixed band in gauze mask body left and right sides, the fixed band with arrange in the arc pillow fixed connection of gauze mask body rear side, arc pillow internal rotation be connected with receive and release line wheel, receive and release line wheel go up the winding have both ends respectively with two filter core fixing base fixed connection's slip stay cord, the slip stay cord with fixed band sliding connection.
Preferably, the arc-shaped pillow block is connected with a driving screw rod in a rotating mode, the driving screw rod is in threaded fit with a sliding rack in sliding connection with the arc-shaped pillow block left and right, a driving gear coaxially and fixedly connected with the take-up and pay-off wheel is meshed on the sliding rack, and one end of the driving screw rod is coaxially and fixedly connected with a rotating handle.
Preferably, a plurality of wire rings are fixedly connected to the fixing belt, a circular chamfer is formed on each wire ring, and the sliding pull rope penetrates through the wire rings.
Preferably, the fixed band control be close to the equal fixedly connected with stay cord adjusting device in one side of gauze mask body, stay cord adjusting device include the casing, the casing on seted up the through wires hole, the casing in coaxial rotation be connected with the take-up pulley, the take-up pulley seted up with the corresponding spacing hole of through wires hole, take-up pulley front side seted up and be equipped with the locking tooth shape groove, locking tooth shape inslot sliding connection have a sliding gear around, the casing front end seted up with sliding gear matched with locking groove, sliding gear front end fixedly connected with dwang.
Preferably, disinfection storehouse internal rotation be connected with the light fixed disk, ultraviolet lamp fixed connection be in light fixed disk rear end, the coaxial fixedly connected with rotation impeller in light fixed disk upper end, the disinfection storehouse keep away from gauze mask body one side seted up the ventilation hole, the ventilation hole pass through telescopic pipe and set up arc pillow in the plenum chamber be linked together, plenum chamber and fixed connection be in arc pillow on the miniature air pump be linked together, miniature air pump and fixed connection be in arc pillow on the battery electricity link to each other.
Preferably, the left chain wheel and the right chain wheel on the left side are coaxially and fixedly connected with a driving bevel gear, a driven bevel gear rotationally connected with the disinfection bin is meshed beside the driving bevel gear, the front end of the driven bevel gear is coaxially and fixedly connected with a wire pulling wheel, a wire pulling wheel is wound on the wire pulling wheel, the wire pulling wheel is connected with a guide wheel in the disinfection bin through rotation and is fixedly connected with a sliding cover plate on the side wall of the disinfection bin in a vertically sliding mode, a straight notch corresponding to the ventilation hole is formed in the sliding cover plate, an extension spring is fixedly connected to the other end of the sliding cover plate, and the other end of the extension spring is fixedly connected with the disinfection bin.
Preferably, the rear end of the mask body is fixedly connected with an elastic sealing strip which is in a hollow state.
Preferably, a heating resistance wire is fixedly connected in the ventilation chamber and is connected with the storage battery.
Preferably, a primary filter screen is fixedly connected in the air inlet.
The invention improves the traditional medical mask, effectively solves the problems that the mask needs to be replaced in time and the filter element needs to be disassembled by additionally arranging a left filter element and a right filter element which are used alternately, and effectively solves the problem that the filter element needs to be sterilized in time by additionally arranging a sterilizing bin, an ultraviolet lamp and a micro air pump; the problem of controlling the air inflow of the disinfection bin is solved by arranging the sliding cover plate, the vent hole, the extension spring and the transmission structure; the problems of sealing and comfort and ear injury prevention of the mask in the wearing process are effectively solved by arranging the elastic sealing strip and the arc pillow block; and the structure is simple and stable, and the universality is extremely high.
Drawings
Fig. 1 is a first perspective view of the present invention.
Fig. 2 is a perspective view of the second embodiment of the present invention.
Fig. 3 is a schematic perspective view of a sliding structure of the filter element of the present invention.
Fig. 4 is a schematic cross-sectional view of the filter cartridge holder of the present invention.
Fig. 5 is a schematic perspective view of the filter element sliding and cleaning and disinfecting structure of the present invention.
Fig. 6 is a perspective view of a cartridge mounting groove of the present invention.
Fig. 7 is a schematic view of the internal structure of the arc pillow block of the present invention.
Fig. 8 is a schematic cross-sectional view of the winding and unwinding device of the present invention.
FIG. 9 is a perspective view of the ultraviolet lamp of the present invention.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 9. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
The mask comprises a mask body 1, wherein the mask body 1 is made of hard plastics, so that the weight of the mask body 1 is reduced, and a fixed support base is provided for a subsequent structure, and the mask is characterized in that filter element mounting grooves 2 are formed in the left side and the right side of the mask body 1, so that an assembly space is provided for the subsequent structure, filter element fixing seats 3 are connected into the two filter element mounting grooves 2 in a left-right sliding manner, a T-shaped sliding block is fixedly connected to the front end surface and the rear end surface of each filter element fixing seat 3, a T-shaped sliding rail matched with the T-shaped sliding block is fixedly connected into each filter element mounting groove 2, and under the matching action of the T-shaped sliding block and the T-shaped sliding rail, the filter element fixing seats 3 slide left and right in the mounting grooves 2, the left and right filter element fixing seats 3 are connected through the pull rope 4, so that the two filter element fixing seats 3 slide in the same direction, in order to avoid the friction between the pull rope 4 and the mask body 1 and influence the normal use of the mask, the mask body 1 is rotatably connected with the guide wire wheel, the pull rope 4 bypasses the guide wire wheel and is fixedly connected with the left and right filter element fixing seats 3, the friction between the pull rope 4 and the mask body 1 is reduced, the mask filter element fixing seats 3 are internally provided with the mask filter elements 5, the mask filter elements 5 are medical mask filter elements 5, the isolation of external viruses and polluted air is realized, the two filter element mounting grooves 2 are close to one side and can be detachably connected with the filter element cover plate 7, the embodiment provides a detachable connection mode, and the filter element cover plate 7 is connected with the mask body 1 through bolts, the filter element cover plate 7 is provided with an air inlet 8 matched with the mask filter element 5, when the mask filter element 5 and the air inlet 8 are aligned, external air can pass through the air inlet 8 and the mask filter element 5 for people to breathe, and in order to discharge breathing waste gas in time, an air one-way valve is fixedly connected below the mask body 1, so that the air can only be discharged to the outside from the mask body 1, and the external air cannot pass through the air one-way valve;
two filter element cover plates 7 are respectively provided with a disinfection bin 9 fixedly connected with the mask body 1 at one side far away from the mask filter element 5, when the mask filter element 5 slides to the disinfection bin 9, the disinfection treatment of the mask filter element 5 is realized, the disinfection bin 9 is internally and fixedly connected with a plurality of ultraviolet lamps 10, the ultraviolet lamps 10 are electrically connected with batteries fixedly connected on the disinfection bin 9, the ultraviolet lamps 10 are connected with contact switches which are connected with the side wall of the filter element mounting groove 2 in a front-back sliding manner, the opening and closing of the ultraviolet lamps 10 are controlled by the contact switches 11, the contact switches 11 are pressure control switches, the front ends of the contact switches 11 are inclined planes, when the filter element fixing seat 3 slides to one side far away from the mask body 1, the filter element fixing seat 3 presses the contact switches 11, when the ultraviolet lamp 10 is turned on and the filter element fixing seat 3 slides reversely to the side where the two filter element mounting grooves 2 are close to each other, the contact switch 11 is reset, and the ultraviolet lamp 10 is turned off;
the upper side wall and the lower side wall in the filter element mounting groove 2 are both rotatably connected with a left chain wheel 12 and a right chain wheel 13, the left chain wheel 12 and the right chain wheel 13 are connected through a transmission chain, the upper transmission chain and the lower transmission chain are both fixedly connected with the filter element fixing seat 3, the two transmission chains are both fixedly connected with a sealing plate 14 arranged at the rear end of the filter element fixing seat 3, the filter element fixing seat 3 is tightly attached to the sealing plate 14, the sealing plate 14 is in left-right sliding connection with the filter element mounting groove 2, when the filter element fixing seat 3 is slid, the sealing plate 14 slides in opposite directions, so that when the mask filter element 5 enters the disinfection bin 9, the mask body 1 can be sealed by the sealing plate 14, and external air is prevented from directly entering the interior of the inlet mask without being filtered;
the mask comprises a mask body 1, fixing belts 15 are fixedly connected to the left side and the right side of the mask body 1, the fixing belts 15 are made of elastic materials and are suitable for users with different head types, the fixing belts 15 are fixedly connected with arc-shaped pillow blocks 16 arranged on the rear side of the mask body 1, the arc-shaped pillow blocks 16 and the fixing belts 15 jointly fix the mask body 1, the problem that the ears of the existing mask are hurt is solved, a take-up and pay-off wheel 17 is connected in the arc-shaped pillow blocks 16 in a rotating mode, sliding pull ropes 18 with two ends respectively fixedly connected with two filter element fixing seats 3 are wound on the take-up and pay-off wheel 17, the sliding pull ropes 18 are connected with the fixing belts 15 in a sliding mode, the sliding pull ropes 18 are driven to slide through the rotation of the take-up and pay-off wheel 17, and the two filter element fixing seats 3 are driven to slide in the same direction in the sliding process of the sliding pull ropes 18, the two mask filter elements 5 can be used alternately;
in the embodiment, the mask body 1 is firstly worn, and in an initial state, the mask filter element 5 on one side is opposite to the air inlet 8, so that the air from the outside is supplied to a user through the air inlet 8 and the mask filter element 5, the mask filter element 5 on the other side is positioned in the disinfection chamber 9, the sealing plate 14 on the other side seals the other side of the mask body 1, and the situation that the air enters the inlet cover without being processed is avoided, after the mask is used for a period of time, when the filter element needs to be replaced, the take-up and pay-off wheel 17 is rotated, the take-up and pay-off wheel 17 drives the two filter element fixing seats 3 to slide in the same direction through the sliding pull rope 18, and in the sliding process of the filter element fixing seats 3, the sealing plate 14 is driven to slide in the reverse direction through the left chain wheel 12, the right chain wheel 13 and the transmission chain, make one side filter core fixing base 3 slide to disinfection storehouse 9, corresponding closing plate 14 will simultaneously gauze mask body 1 seal, because filter core fixing base 3 in the contact of slip in-process and contact switch 11, it is right to open ultraviolet lamp 10 gauze mask filter core 5 disinfect, the opposite side simultaneously filter core fixing base 3 slide to gauze mask filter core 5 with inlet port 8 just right, make the outside air process gauze mask filter core 5 filter and get into gauze mask body 1 inside confession people breathe, simultaneously filter core fixing base 3 with the contact during the switch break away from the contact, will ultraviolet lamp 10 close, realize two gauze mask filter core 5's alternate use and disinfection.
In the second embodiment, on the basis of the first embodiment, when the filter element fixing seat 3 is stretched by the take-up and pay-off wheel 17, because the movement of personnel is large, the problem that the filter element fixing seat 3 slides independently occurs, and the normal use and the using effect of the whole body are affected are not good, so the embodiment provides a device for controlling the rotation of the take-up and pay-off wheel 17 in real time, specifically, a driving screw rod 19 is connected in the arc-shaped pillow block 16 in a rotating manner, a sliding rack 20 connected with the arc-shaped pillow block 16 in a left-right sliding manner is matched with the driving screw rod 19 in a threaded manner, the driving screw rod 19 rotates to drive the sliding rack 20 to slide left and right, a driving gear 21 coaxially and fixedly connected with the take-up and pay-off wheel 17 is meshed on the sliding rack 20, the sliding rack 20 slides left and right to drive the driving gear 21 to rotate forward and backward, and then drive the take-up and pay-off wheel 17 just reverse, realize to the pulling of filter core fixing base 3 about, simultaneously through the screw-thread fit realization of drive lead screw 19 with the slip rack 20 to the drive gear 21 and then realize the locking of take-up and pay-off wheel 17, the coaxial fixedly connected with twist grip 22 of drive lead screw 19 one end, realize through rotating twist grip 22 the rotation regulation to drive lead screw 19.
In a third embodiment, on the basis of the second embodiment, in order to ensure that the sliding cord 18 does not have a dislocation or a serious friction with the fixing band 15 and a problem that the sliding cord 18 slides off in the process of pulling the filter element fixing seat 3 through the sliding cord 18, the present embodiment provides a guiding and limiting structure for the sliding cord 18, specifically, a plurality of wire rings 23 are fixedly connected to the fixing band 15, the wire rings 23 are provided with a circular chamfer, the sliding cord 18 is inserted into the wire rings 23, the sliding cord 18 is guided and limited by the wire rings 23, the serious friction between the sliding cord 18 and the fixing band 15 and the problem that the sliding cord 18 slides off are avoided, and the circular chamfer avoids a hard contact between the sliding cord 18 and the wire rings 23, the friction during the sliding of the slide cord 18 is reduced.
In a fourth embodiment, on the basis of the second embodiment, different requirements are provided for the length of the sliding pulling rope 18 due to different head types and body types of users, and in order to improve the universality of the mask, the present embodiment provides a device for adjusting the length of the sliding pulling rope 18, specifically, pulling rope 4 adjusting devices are fixedly connected to both sides of the fixing strap 15 close to the mask body 1, the pulling rope 4 adjusting devices include a housing 24, the housing 24 is fixedly connected to the fixing strap 15, a threading hole 25 is formed in the housing 24, a take-up pulley 26 is coaxially and rotatably connected in the housing 24, a limit hole 27 corresponding to the threading hole 25 is formed in the take-up pulley 26, the sliding pulling rope 18 passes through the threading hole 25 and the limit hole 27, and the length of the sliding pulling rope 18 can be adjusted by rotating the take- up pulley 26, 26 front side of take-up pulley open and be equipped with locking tooth shape groove 28, locking tooth shape inslot 28 in front and back sliding connection have sliding gear 29, this embodiment provides a sliding connection's mode, locking tooth shape inslot 28 in fixedly connected with compression spring, compression spring's the other end with sliding gear 29 fixed connection, 24 front ends of casing seted up with sliding gear 29 matched with locking groove 30, sliding gear 29 front end fixedly connected with dwang 31, rotate as needs the take-up pulley 26 in the time, slide to the rear side dwang 31 drive simultaneously sliding gear 29 slide to the rear side with locking groove 30 break away from the meshing, rotate dwang 31 right the length of sliding stay cord 18 adjust, adjust the completion after, loosen dwang 31 under compression spring's effect sliding gear 29 reset, the locking of the sliding gear 29 is completed.
Fifth embodiment, on the basis of the second embodiment, in the process of disinfecting the mask filter element 5 by the ultraviolet lamp 10, because the position of the ultraviolet lamp 10 is relatively fixed, a disinfection dead angle is caused, and meanwhile, the disinfected mask filter element 5 cannot be ventilated, so that the disinfection effect is affected, the present embodiment provides a device for rotating the ultraviolet lamp 10 and ventilating the mask filter element 5, specifically, the disinfection chamber 9 is rotatably connected with a light fixing disc 32, the ultraviolet lamp 10 is fixedly connected to the rear end of the light fixing disc 32, the upper end of the light fixing disc 32 is coaxially and fixedly connected with a rotating impeller 33, the disinfection chamber 9 is far away from one side of the mask body 1 and is provided with a vent hole 34, the vent hole 34 is communicated with a ventilation chamber 35 arranged in the arc pillow block 16 through a telescopic conduit, the air chamber 35 is communicated with a micro air pump 36 fixedly connected to the arc pillow block 16, the miniature air pump 36 is electrically connected with a storage battery 37 fixedly connected with the arc-shaped pillow block 16, the micro air pump 36 blows air into the disinfection bin 9 through the air chamber 35, the telescopic conduit and the vent hole 34, meanwhile, in the blowing process, the airflow drives the rotating impeller 33 to rotate, the rotating impeller 33 rotates to drive the light fixing disk 32 to synchronously rotate, the light fixed disk 32 rotates to drive the ultraviolet lamp 10 to synchronously rotate so as to realize the omnibearing disinfection of the mask filter element 5, in order to keep the air circulation, the mask body 1 is provided with an air passage communicated with the disinfection bin 9, and the air passage can be closed by the sealing plate 14.
Sixth embodiment, on the basis of fifth embodiment, in the process of blowing air to the sterilization chamber 9, in the process of sliding the mask filter element 5 to the sterilization chamber 9, the mask filter element 5 needs to be ventilated, so as to enhance the sterilization effect, and meanwhile, since the volume of the mask filter element 5 entering the sterilization chamber 9 is limited, the opening of the vent 34 needs to be adjusted in real time, so the present embodiment provides a device for adjusting the opening of the vent 34 in real time, specifically, the left sprocket 12 on the left side and the right sprocket 13 on the right side are both coaxially and fixedly connected with a driving bevel gear 38, in the process of rotating the transmission chain, the driving bevel gear 38 is driven to synchronously rotate, a driven bevel gear 39 rotationally connected with the sterilization chamber 9 is engaged beside the driving bevel gear 38, and the front end of the driven bevel gear 39 is coaxially and fixedly connected with a wire pulling wheel 40, the driving bevel gear 38 rotates to drive the driven bevel gear 39 to rotate, the driven bevel gear 39 rotates to drive the stay wire wheel 40 to synchronously rotate, a stay wire 41 is wound on the stay wire wheel 40, the stay wire 41 is fixedly connected with a guide wheel 42 which is rotatably connected in the disinfection bin 9 and a sliding cover plate 43 which is vertically and slidably connected with the side wall of the disinfection bin 9, the guide wheel 42 guides the stay wire 41 to ensure that the sliding cover plate 43 is in a vertical stretching state, a straight notch 44 corresponding to the vent hole 34 is arranged on the sliding cover plate 43, the other end of the sliding cover plate 43 is fixedly connected with an extension spring 45, the other end of the extension spring 45 is fixedly connected with the disinfection bin 9, and in the process that the filter element fixing seat 3 slides to the disinfection bin 9, the driving chain is driven to rotate, the driving chain drives the sliding cover plate 43 to slide upwards through the driving bevel gear 38, the driven bevel gear 39, the wire pulling wheel 40, the guide wheel 42 and the wire pulling 41, the gradual adjustment of the opening degree of the vent hole 34 is realized through the matching of the straight notch 44 and the vent hole 34 in the sliding process, and when the filter element fixing seat 3 slides reversely, the sliding cover plate 43 gradually slides downwards under the action of the extension spring 45, so that the gradual closing of the vent hole 34 is realized.
Seventh embodiment, on the basis of first embodiment, wearing gauze mask body 1's process, can appear gauze mask body 1 and facial contact not laminate, cause the outside air to follow one side of gauze mask body 1 get into gauze mask body 1 in, so this embodiment provides an effective prevention gauze mask body 1 problem of admitting air, specifically, gauze mask body 1 rear end fixedly connected with elasticity sealing strip 46, elasticity sealing strip 46 be hollow state, elasticity sealing strip 46 inside be filled with gas, in the process of wearing, elasticity sealing strip 46 area and user's facial contact laminating, closely laminate with user's mask, the effectual emergence of avoiding the condition of admitting air.
In the eighth embodiment, on the basis of the fifth embodiment, in the process of sterilizing the mask filter element 5, some viruses need to be treated at high temperature to ensure that the viruses are killed in time, so the embodiment provides a mode of introducing hot air, particularly, a heating resistance wire 47 is fixedly connected in the ventilation chamber 35, the heating resistance wire 47 is connected with the storage battery 37, the air in the ventilation chamber 35 is heated by the heating resistance wire 47, so as to ensure that the temperature entering the mask body 1 is in a higher temperature state, and when attention needs to be paid, in order to avoid the influence of the excessively high temperature on the mask body 1 and the arc-shaped pillow blocks 16 and the discomfort to the user, the equal fixedly connected with thermal-insulated cotton of disinfection 9 inner walls of storehouse and breather chamber 35 inner wall, keep apart the temperature, guarantee the travelling comfort that the user used.
Ninth embodiment, on the basis of first embodiment, get into through inlet port 8 at the external air gauze mask filter core 5 during, when external environment is comparatively complicated, the injury to gauze mask filter core 5's different degree can appear, and gauze mask filter core 5 and external air direct contact, the problem of gauze mask filter core 5 jam easily appears, so this embodiment provides one kind right gauze mask filter core 5 carry out the structure of protecting, specifically, inlet port 8 in the primary filter screen 48 of fixedly connected with, primary filter screen 48 to the entering gauze mask filter core 5's air carry out preliminary filtration, guarantee to get into the cleanliness factor of gauze mask filter core 5's air.
When the mask body 1 is used specifically, firstly, the mask body 1 is worn, in an initial state, the length of the sliding pull rope 18 is adjusted by rotating the rotating rod 31, after the adjustment is completed, the rotating rod 31 is loosened, the sliding gear 29 is reset under the action of the compression spring, the locking of the sliding gear 29 is completed, the adjustment of the sliding pull rope 18 is completed, the mask filter element 5 on one side is ensured to be right opposite to the air inlet 8, so that the outside air supplies air to a user through the air inlet 8 and the mask filter element 5, meanwhile, the mask filter element 5 on the other side is positioned in the disinfection bin 9, meanwhile, the sealing plate 14 on the other side seals the other side of the mask body 1, after a period of use, when the filter elements need to be replaced, the rotating handle 22 is rotated to drive the take-up and pay-off wheel 17 to rotate through the driving screw rod 19 and the sliding rack 20, and the take-up and pay-off wheel 17 drives the two filter element fixing seats 3 to slide in the same direction through the sliding pull rope 18, in the sliding process of the filter element fixing seat 3, the sealing plate 14 is driven to reversely slide by the left chain wheel 12, the right chain wheel 13 and the transmission chain, so that the filter element fixing seat 3 on one side slides to the disinfection bin 9, meanwhile, the mask body 1 is sealed by the corresponding sealing plate 14, meanwhile, the vent holes 34 are opened under the action of the driving bevel gear 38, the driven bevel gear 39, the take-up pulley 26, the guide wheel 42 and the pull wire 41, the micro air pump 36 is started, air is blown to the disinfection bin 9 through the vent holes, the rotating impeller 33 is driven to rotate under the action of wind current, so as to drive the ultraviolet lamp 10 to rotate, because the filter element fixing seat 3 is contacted with the contact switch 11 in the sliding process, the ultraviolet lamp 10 is opened to disinfect the mask filter element 5, meanwhile, the filter element fixing seat 3 on the other side slides to the mask filter element 5 to be opposite to the air inlet hole 8, so that outside air is filtered by the mask filter element 5 and enters the inside of the mask body 1 for people to breathe, and meanwhile, the vent holes 34 on the same side are closed, and meanwhile, the filter element fixing seat 3 is separated from contact with a contact switch, so that the ultraviolet lamp 10 is closed, and the two mask filter elements 5 are alternately used and sterilized.
The invention improves the traditional medical mask, effectively solves the problems that the mask needs to be replaced in time and the filter element needs to be disassembled by additionally arranging a left filter element and a right filter element which are used alternately, and effectively solves the problem that the filter element needs to be sterilized in time by additionally arranging a sterilizing bin, an ultraviolet lamp and a micro air pump; the problem of controlling the air inlet quantity of the disinfection bin is solved by arranging the sliding cover plate, the vent holes, the extension springs and the transmission structure; the problems of sealing and comfort and ear injury prevention of the mask in the wearing process are effectively solved by arranging the elastic sealing strip and the arc pillow block; and the structure is simple and stable, and the universality is extremely high.
Claims (8)
1. A filter element replaceable mask comprises a mask body (1) and is characterized in that filter element mounting grooves (2) are formed in the left side and the right side of the mask body (1), filter element fixing seats (3) are connected into the two filter element mounting grooves (2) in a left-right sliding mode, the left filter element fixing seat and the right filter element fixing seat (3) are connected through pull ropes (4), a mask filter element (5) is arranged in each filter element fixing seat (3), a filter element cover plate (7) can be detachably connected to one side, which is close to each of the two filter element mounting grooves (2), and an air inlet hole (8) matched with the mask filter element (5) is formed in each filter element cover plate (7);
a disinfection bin (9) fixedly connected with the mask body (1) is arranged on one side, far away from one side, of each of the two filter element cover plates (7), a plurality of ultraviolet lamps (10) are fixedly connected in the disinfection bin (9), and the ultraviolet lamps (10) are connected with contact switches (11) which are connected with the side walls of the filter element mounting grooves (2) in a front-back sliding manner;
the filter element mounting groove (2) is internally and vertically provided with a left chain wheel (12) and a right chain wheel (13) which are rotatably connected with the upper side wall and the lower side wall, the left chain wheel (12) and the right chain wheel (13) are connected through transmission chains, the upper transmission chain and the lower transmission chain are fixedly connected with the filter element fixing seat (3), the two transmission chains are fixedly connected with a sealing plate (14) arranged at the rear end of the filter element fixing seat (3), and the sealing plate (14) is in sliding connection with the filter element mounting groove (2) in the left-right direction;
fixing belts (15) are fixedly connected to the left side and the right side of the mask body (1), the fixing belts (15) are fixedly connected with an arc pillow block (16) arranged on the rear side of the mask body (1), a take-up and pay-off wheel (17) is connected in a rotating mode in the arc pillow block (16), a sliding pull rope (18) with two ends fixedly connected with the two filter element fixing seats (3) respectively is wound on the take-up and pay-off wheel (17), and the sliding pull rope (18) is connected with the fixing belts (15) in a sliding mode;
disinfection storehouse (9) internal rotation be connected with light fixed disk (32), ultraviolet lamp (10) fixed connection be in light fixed disk (32) rear end, the coaxial fixedly connected with rotation impeller (33) of light fixed disk (32) upper end, disinfection storehouse (9) keep away from gauze mask body (1) one side seted up ventilation hole (34), ventilation hole (34) through telescopic tube with set up and be in arc pillow piece (16) in ventilation chamber (35) be linked together, ventilation chamber (35) and fixed connection be in arc pillow piece (16) on miniature air pump (36) be linked together, miniature air pump (36) and fixed connection be in arc pillow piece (16) on battery (37) electricity link to each other.
2. The mask with the replaceable filter element according to claim 1, wherein a driving screw rod (19) is rotatably connected to the arc pillow block (16), a sliding rack (20) which is slidably connected to the arc pillow block (16) in a left-right manner is in threaded fit with the driving screw rod (19), a driving gear (21) which is coaxially and fixedly connected to the take-up and pay-off wheel (17) is engaged with the sliding rack (20), and a rotating handle (22) is coaxially and fixedly connected to one end of the driving screw rod (19).
3. The mask with replaceable filter element according to claim 2, wherein the fixing band (15) is fixedly connected with a plurality of wire guiding rings (23), the wire guiding rings (23) are provided with round chamfers, and the sliding pull rope (18) is inserted into the wire guiding rings (23).
4. The mask with replaceable filter element according to claim 2, wherein the left and right sides of the fixing strap (15) close to the mask body (1) are fixedly connected with a pull rope (4) adjusting device, the pull rope (4) adjusting device comprises a shell (24), a threading hole (25) is arranged on the shell (24), a take-up pulley (26) is coaxially and rotatably connected in the shell (24), a limit hole (27) corresponding to the threading hole (25) is formed in the take-up pulley (26), a locking tooth-shaped groove (28) is arranged on the front side of the take-up pulley (26), a sliding gear (29) is connected in the locking tooth-shaped groove (28) in a sliding manner from front to back, the front end of the shell (24) is provided with a locking groove (30) matched with the sliding gear (29), the front end of the sliding gear (29) is fixedly connected with a rotating rod (31).
5. The mask with the replaceable filter element according to claim 1, wherein the left sprocket (12) on the left side and the right sprocket (13) on the right side are both coaxially and fixedly connected with a driving bevel gear (38), a driven bevel gear (39) rotatably connected with the disinfection chamber (9) is engaged beside the driving bevel gear (38), the front end of the driven bevel gear (39) is coaxially and fixedly connected with a wire pulling wheel (40), a wire pulling wheel (41) is wound on the wire pulling wheel (40), the wire pulling wheel (41) is fixedly connected with a guide wheel (42) rotatably connected in the disinfection chamber (9) and a sliding cover plate (43) vertically and slidably connected with the side wall of the disinfection chamber (9), the sliding cover plate (43) is provided with a straight notch (44) corresponding to the vent hole (34), and the other end of the sliding cover plate (43) is fixedly connected with a tension spring (45), the other end of the extension spring (45) is fixedly connected with the disinfection cabin (9).
6. The mask with replaceable filter element according to claim 1, wherein the mask body (1) is fixedly connected with an elastic sealing strip (46) at the rear end, and the elastic sealing strip (46) is hollow.
7. The mask with replaceable filter element according to claim 1, wherein a resistance heater (47) is fixedly connected to the inside of the ventilation chamber (35), and the resistance heater (47) is connected to the battery (37).
8. The removable filter gauze mask according to claim 1, wherein the primary filter screen (48) is fixedly connected in the air inlet hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010650651.0A CN111685424B (en) | 2020-07-08 | 2020-07-08 | Removable formula gauze mask of filter core |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010650651.0A CN111685424B (en) | 2020-07-08 | 2020-07-08 | Removable formula gauze mask of filter core |
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| Publication Number | Publication Date |
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| CN111685424A CN111685424A (en) | 2020-09-22 |
| CN111685424B true CN111685424B (en) | 2022-04-08 |
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| CN202010650651.0A Active CN111685424B (en) | 2020-07-08 | 2020-07-08 | Removable formula gauze mask of filter core |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2758127C1 (en) * | 2021-05-31 | 2021-10-26 | Общество с ограниченной ответственностью "Торговый Дом "ХИММЕД" | Individual uv screen-type recirculator |
| CN114027576B (en) * | 2021-12-27 | 2023-11-03 | 河南省斯科赛斯科技发展有限公司 | Multifunctional mask convenient for replacing three-dimensional filter element |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9089722B2 (en) * | 2013-02-14 | 2015-07-28 | Moldex-Metric, Inc. | Filter cartridge, filtering face mask and method for manufacturing |
| CN203467712U (en) * | 2013-09-18 | 2014-03-12 | 北京化工大学 | Protective facial mask for solid particles |
| CN111035085A (en) * | 2020-02-23 | 2020-04-21 | 王剑波 | Respirator for air passage behind brain |
| AU2020100503A4 (en) * | 2020-04-01 | 2020-05-21 | EOS-ENVIRO/EOS Import and Export Ltd. | Filter Mask with UV LED |
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