CN212814395U

CN212814395U - Air purifying protective mask

Info

Publication number: CN212814395U
Application number: CN202020377410.9U
Authority: CN
Inventors: 吴荣忠; 雷铭
Original assignee: Guangdong Hezhihui Innovation Development Co ltd
Current assignee: Shantou Industrial Design Center Management Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2021-03-30
Anticipated expiration: 2030-03-23

Abstract

The utility model relates to a medical treatment protective equipment technical field especially relates to air purification protective mask, include: the air purifying helmet comprises a helmet body, a protective mask, a protective shawl, a fan and an air filter, wherein the protective mask is arranged at the front end of the helmet body, the rear end of the helmet body is provided with the protective shawl, the fan is arranged on the helmet body, the fan is arranged at an air purifying air inlet and connected to the air filter in the outer side of the air purifying air inlet, an air purifying air outlet is arranged in the helmet body, and the air purifying air outlet is communicated with the air purifying air inlet. The utility model has the advantages that: purified air is conveyed into the protective cap, the air purification rate reaches more than 99 percent, not only is the protective safety improved, but also the wearing number of the masks can be reduced, and therefore the breathing comfort and the oxygen supply capacity are improved; the face protection device provides protection for the face, physically prevents pollutants from directly invading and contacting the face, and does not obstruct the vision of eyes; improve the wearing comfort, reduce the fog in front of the eyes, accelerate the heat dissipation of the face and the volatilization of sweat, and have no tightening marks on the face.

Description

Air purifying protective mask

Technical Field

The utility model relates to a medical treatment protective equipment technical field especially relates to air purification protective mask.

Background

China since 1 month in 2020 and countries around the world attach great importance to the prevention and control treatment of the novel coronavirus epidemic situation, and the demand on the tools for virus prevention and control materials is great. The using demand of the transparent mask is increased by hundreds of times, and a user can feed back a plurality of using problems of the existing mask, protective glasses and mask, particularly, the mask is remarkable in that the fog is large, the user cannot see clearly, the user feels oppressive on the face, and the user wears a plurality of masks to improve the protection, so that the user cannot breathe smoothly through the mouth and the nose.

The applicant has seen the shortcomings of the conventional protective mask, inherits the spirit of research innovation and lean refinement, combines production practice, and provides a practical solution by using a professional scientific method, so that the application of the scheme is provided.

Disclosure of Invention

An object of the utility model is to current technical situation, provide and have an air purification protective face mask, can provide fresh air for protective face mask is inside, provide better safety guarantee for epidemic situation prevention and control personnel.

Air purification protective facial mask includes: the air purifying helmet comprises a helmet body, a protective mask, a protective shawl, a fan and an air filter, wherein the protective mask is arranged at the front end of the helmet body, the rear end of the helmet body is provided with the protective shawl, the fan is arranged on the helmet body, the fan is arranged at an air purifying air inlet and connected to the air filter in the outer side of the air purifying air inlet, an air purifying air outlet is arranged in the helmet body, and the air purifying air outlet is communicated with the air purifying air inlet.

Specifically, air cleaner mainly by air purification filter core and filter core spiral cover box constitute, air purification filter core installs inside filter core spiral cover box, air purification filter core comprises one or more filter media.

Specifically, the air purification filter core constitute by the different filter media of three-layer, the first layer is polymer coarse filtration fibre, the second floor is HEPA material high efficiency filter membrane, the pure active carbon of third layer or graphite alkene layer. The electronic device reminds the filter element to be replaced, and the electronic device can adopt the differential pressure sensor to detect, so that secondary pollution is avoided.

Specifically, the cap body mainly constitute by fixed bandeau, helmet and interior cap fastener, interior cap fastener is installed on helmet inside, fixed bandeau is connected in interior cap fastener and is located inside the helmet.

Specifically, interior cap fastener top be equipped with the air purification passageway, the air intake department of air purification passageway communicates in the air-purifying air intake, the air outlet department of air purification passageway sets up at protective mask and cap body junction inboard, the air outlet department of air purification passageway is equipped with an exhaust vent at least, the exhaust vent is located the air-purifying outlet.

Specifically, the left side and the right side of the inner cap clamping piece are respectively provided with a wind purifying channel, the air inlet of the wind purifying channel is communicated with the air inlet of purified air, the air outlet at the front end of the wind purifying channel is at least provided with a wind direction guide sheet, the wind direction guide sheet is positioned at the air outlet of the purified air, the wind direction guide sheet adjusts the air supply direction, and the protective mask can be aligned to remove fog before eyes.

Specifically, the air outlet department of clean wind passageway front end be located two inboards about the protective face mask respectively, fixed bandeau passes through buckle spare card inside interior cap fastener, remains the clearance between interior cap fastener and the fixed bandeau, improves and wears the travelling comfort, the air outlet is located the protective face mask both sides, the preceding fog of protective face mask can be detached to air from air outlet exhaust, face heat dissipation and sweat volatilize, no face portion moreover with higher speed reines the trace.

Specifically, the helmet on install control circuit board and power, power difference electric connection in control circuit board and USB charging seat, control circuit board electric connection in fan and pilot lamp, control button. The miniature silent fan is adopted to helmet both sides, reaches the effect of silence, for epidemic situation prevention and control personnel provide a quiet comfortable environment, avoids the too big work that influences of noise.

Specifically, the protective mask top pass through the buckle spare and install at the front edge of the cap body, the protective shawl top passes through the buckle spare and installs at the cap body back edge, protective mask and the equal downwardly extending of protective shawl, the protective mask both sides cover in protective shawl both sides, the protective shawl outside is equipped with the printing identification district.

Specifically, the cap body top set up the exhaust wind channel, exhaust wind channel one end communicates in exhaust fan, the exhaust wind channel other end communicates in the internal portion of cap and is located the protective mask top, exhaust fan can take out the air of the internal portion of cap, increases and wears medical personnel's comfort level.

The utility model has the advantages that:

1. for the interior air that carries the purification of helmet, the air purification rate reaches more than 99%, discharges the air of pollution, ensures that high quality air-purifying lasts to cover, and the face guard is inside to be a pressure-fired system, and external contaminated gas can not get into, not only improves protection safety, can reduce the gauze mask and wear the number moreover to improve breathing comfort and oxygen suppliment ability.

2. Protective mask provides comprehensive protection to face, and the physics blocks that the pollutant directly invades and contact the face, does not block eyes vision again, and the air inlet can directly not blow the people's face, adopts the design of slow breeze, guarantees that air inlet humiture oxygen content is fit for, improves the person's of wearing experience and travelling comfort.

3. Its structural design of this protective face mask is reasonable, can be convenient in several seconds wear and take off, can wear fast and take off, the replacement of the protective face mask of being convenient for, the compound head of size and shape and facial ergonomic, various limbs and head action can not receive the hindrance.

4. This protective mask repeatedly usable, the live time is no less than 8 hours at every turn, and it is maintained simply, just can change the consumptive material in several seconds, and quick charge perhaps changes the battery, and its material uses, makes it possess the high performance, low in production cost moreover, convenient production and assembly etc..

Drawings

FIG. 1 is an exploded view of embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 3 is a schematic structural diagram of embodiment 3 of the present invention;

fig. 4 is a wind direction flow diagram according to embodiment 4 of the present invention.

Description of the reference notes: the helmet comprises a helmet body 1, a protective mask 2, a protective shawl 3, a fan 4, an air filter 5, a control circuit board 6, a power supply 7, a USB charging seat 8, an indicator lamp 9, a fixed head band 10, a protective helmet 11, an inner helmet clamping piece 12, an exhaust air duct 13 and an exhaust fan 14.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

Referring to fig. 1 to 4, an air purifying protective mask according to the present invention includes: the air purifying cap comprises a cap body, a protective mask, a protective shawl, a fan and an air filter, wherein the protective mask is arranged at the front end of the cap body, the rear end of the cap body is provided with the protective shawl, the protective shawl is made of flexible cloth, the fan is installed on the cap body, the fan is arranged at an air purifying air inlet and is connected to the outside of the air filter, an air purifying air outlet is arranged in the cap body, and the air purifying air outlet is communicated with the air purifying air inlet. The air is driven by the ultra-silent fans on the two sides of the mask and is actively fed into the mask through the filter element, a slightly clean positive pressure system is formed in the mask, and external polluted air cannot enter the mask from a mask gap due to the pressure difference, so that the protective capability of the mask is improved, and the use of masks (number) and eyepatches is reduced. The design of air-purifying outlet guides the air current to discharge downwards, effectively solves getting rid of and the eye-protective mask mirror of oral-nasal exhalation waste gas and hazes the scheduling problem, shelters from the sight and influences medical personnel and rescues patient, and facial breeze rapid draing face skin sweat gives your comfortable salubrious respiratory environment constantly.

The product is provided with a plurality of air purifying channels, a filtering air supply system is formed by a miniature silent fan with low sound decibel and low power consumption, a filtering filter screen made of multilayer materials, a power supply and a circuit control system, and the system is used for conveying air with proper humidity, proper temperature, proper oxygen content and high quality into the air purifying channels, and the air is guided to other parts such as the face, the top of the head and the like through the air purifying channels, and importantly, the air sent into the product is prevented from directly blowing to the human body through an innovative air channel design, but wind-driven sensitive parts such as eyes and the like are avoided through physical flow guidance, the air flow speed is effectively relieved and further reduced through mask reflection type physical guidance and a slow air channel design of a small air channel rotating to a large outlet, so that the phenomenon of smooth breathing and no air suction difficulty is caused while the high-quality input of the air in the product, the flow of the inside air is ensured without discomfort caused by continuous wind blowing. In order to ensure the complete coverage of high-quality air inside, the product is also provided with an air exhaust channel which takes a top airflow balance point as a main air exhaust port and is used for exhausting air with high humidity, high heat, low oxygen content and low quality inside the product.

According to the scheme, the protective cap is provided with the control circuit board and the power supply, the power supply is electrically connected to the control circuit board and the USB charging seat respectively, and the control circuit board is electrically connected to the fan, the indicating lamp and the control keys. The ultra-silent direct current fan actively supplies air, reduces noise influence, three-gear air quantity and realizes intelligent one-key switching. First air volume: the rest moment is fresher; second-gear air volume: normal work is not suffocated; third-gear air volume: the long-term intensity work is also smooth.

The lens of the protective mask is made of PVC material and can resist dust particles and liquid splashed objects impacted by medium energy. The eye mask also has certain isolation effect on radioactive dust and air-borne pathogens. The important part in human body protection is the eyes, so the eye protection is particularly important.

According to the scheme, the air filter mainly comprises the air purification filter element and the filter element rotary cover box, the air purification filter element is arranged inside the filter element rotary cover box, and the air purification filter element is composed of one or more filter materials. The air purification filter core constitute by the different filter media of three-layer, the first layer is polymer coarse filtration fibre, the second floor is HEPA material high efficiency filter membrane, the pure active carbon of third layer or graphite alkene layer.

According to the scheme, the helmet body mainly comprises the fixed head band, the protective helmet and the inner helmet clamping piece, the inner helmet clamping piece is installed on the inner portion of the protective helmet, and the fixed head band is connected to the inner helmet clamping piece and located inside the protective helmet. The fixed head band is clamped inside the inner cap clamping piece through the clamping piece, and a gap is reserved between the inner cap clamping piece and the fixed head band. The front edge at the cap body is installed through buckle spare at the protective mask top, the protective cape top is installed at the cap body back edge through buckle spare, protective mask and the equal downwardly extending of protective cape, the protective mask both sides cover in the protective cape both sides, the protective cape both sides can be equipped with and let the exerted through-hole of ear, the medical personnel of being convenient for answer a call and communicate, medical personnel only need wear the ear muff protect the virus can, the protective cape outside is equipped with the printing identification district, important information such as name and position for mark medical personnel. Can replace the design of elastic fixation area, length is variable, wears convenient, comfortable, but the replaceability has avoided the bacterial growing problem that causes because of wearing sweat pollution scheduling problem repeatedly for a long time. The mask fixing band uses quick assembly disassembly modes such as magic subsides, can quick replacement, disinfection, and different personnel's of adaptation head type size or quick used repeatedly.

Example 1

According to the scheme, the left side and the right side of the inner cap clamping piece are both provided with the air purifying channel, the air inlet of the air purifying channel is communicated with the air inlet of purified air, the air outlet at the front end of the air purifying channel is provided with the three wind direction guide pieces, the wind direction guide pieces are positioned at the air outlet of the purified air, and the wind direction guide pieces slightly incline downwards. Install the air through purifying filter core from external inhaling in the miniature silence fan of cap body both sides to discharge its air-purifying from the air-purifying outlet through the air-purifying passageway, at this moment, not only can provide the air after purifying for medical personnel, guarantee that long term intensity work is also comfortable, effectively detach eye-protection mask mirror fog-forming scheduling problem moreover, shelter from the sight and influence medical personnel and rescue patient.

Example 2

In another scheme, the rear side of the inner cap clamping piece is provided with a wind purifying channel, the air inlet of the wind purifying channel is communicated with the air inlet of the purified air, the air outlet at the front end of the wind purifying channel is at least provided with three wind direction guide pieces, and the wind direction guide pieces are positioned at the air outlet of the purified air. The air outlet at the front end of the air purifying channel is respectively positioned at the left inner side and the right inner side of the protective mask. Miniature silence fan is installed at the back head spoon of the cap body, and on the same way, utilizes clean wind passageway to provide fresh air for the cap body is inside, and both sides ear is kept away from to this fan position, reduces the influence that the fan produced small sound to medical personnel once more.

Example 3

In another scheme, the top of the inner cap fastener is provided with a wind purifying channel, the wind inlet of the wind purifying channel is communicated with the purified air inlet, the wind outlet of the wind purifying channel is arranged at the inner side of the joint of the protective mask and the cap body, the wind outlet of the wind purifying channel is at least provided with a wind outlet hole, and the wind outlet hole is positioned at the purified air outlet. The installation position of the miniature silent fan is changed into the top of the cap body, the air purifying channel is also connected to the air outlet inside the cap body from top to bottom, the air outlet is positioned at the top of the inner side of the protective mask, the air supply direction of the air purifying channel is favorable for removing the mist on the inner side of the protective mask, and the mist removing effect of the air purifying channel is better.

Example 4

Above-mentioned scheme, cap body top can add an exhaust wind channel, cap body top outside cover has a shell, remain one and be used for carminative booth clearance between shell and the cap body, the shell is connected in the protective face mask, exhaust wind channel one end feeds through in exhaust fan, exhaust fan is located the back head spoon of the cap body, the exhaust wind channel other end feeds through in the internal portion of cap and is located the protective face mask top, and the clean wind passageway is different from exhaust wind channel to guarantee that the air current can not influence each other, exhaust fan can take out the air of the internal portion of cap, increase and wear medical personnel's comfort level.

The examples use the following:

1. put on and take off

When the air purification protective mask is worn on the head, the air purification protective mask is only worn on the head from bottom to top, and the elastic fixing head band is used for fixing the protective mask on the head, so that the phenomenon that the work convenience is influenced due to shaking is avoided; when the protective mask is taken off, the protective mask only needs to be moved upwards.

2. Turning on and off air purification

There is the switch button of the power supply in the right side top of air purification protective mask, and the button is upwards protruding slightly to in operation when wearing, the power button is long to press three seconds and to open, is one grade of wind speed under the default state, presses the button and can three grades of wind speed circulation regulation.

3. Filter consumable replacement

1) Every filter core module can use about 30 hours, and life has arrived, and the face guard has the filter core and changes the warning.

2) The filter element is replaced without tools, the bayonet is opened by fingers, and the old filter element can be replaced by a new filter element in two steps.

4. Battery charging (replacement)

1) The replaceable rechargeable battery is used for charging the air purification protective mask by using the power cord after the protective mask is used.

2) The mode of battery replacement can be selected, tools are not needed, the bayonet is opened by fingers, the battery replacement can be completed in two steps, and the mask can be immediately recovered for use.

5. Replacement of fixing band and protective cape

The elastic fixing head band for fixing the protective mask is sleeved on the fixing rod on the inner side of the mask, and when the elastic fixing head band needs to be replaced, the elastic fixing head band is only needed to be replaced by taking the elastic band down from the fixing rod. The protective shawl around the neck can be fixed on the head cap in the form of a magic tape, so that the protective shawl is convenient to replace.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Air purification protective facial mask includes: the cap body, protective face mask, protection scarf, fan and air cleaner, its characterized in that: the protective mask is arranged at the front end of the cap body, the protective shawl is arranged at the rear end of the cap body, the fan is arranged on the cap body, the fan is arranged at the position of the air purification air inlet and connected to the air filter at the outer side of the air purification air inlet, the air purification air outlet is arranged in the cap body, and the air purification air outlet is communicated with the air purification air inlet.

2. An air purifying protective mask as claimed in claim 1, wherein: the air filter mainly comprises an air purification filter element and a filter element box, wherein the air purification filter element is arranged in the filter element box, and the air purification filter element comprises one or more filter materials.

3. An air purifying protective mask according to claim 2, wherein: the air purification filter core constitute by the different filter media of three-layer, the first layer is polymer coarse filtration fibre, the second floor is HEPA material high efficiency filter membrane, the pure active carbon of third layer or graphite alkene layer.

4. An air purifying protective mask according to claim 2 or 3, wherein: the helmet body mainly comprises fixed bandeau, helmet and interior cap fastener, and interior cap fastener is installed on helmet inside, and fixed bandeau is connected in interior cap fastener and is located the helmet inside.

5. An air purifying protective mask according to claim 4, wherein: the top of the inner cap fastener is provided with a clean air channel, the air inlet of the clean air channel is communicated with the purified air inlet, the air outlet of the clean air channel is arranged at the inner side of the joint of the protective mask and the cap body, the air outlet of the clean air channel is at least provided with an air outlet, and the air outlet is positioned at the purified air outlet.

6. An air purifying protective mask according to claim 4, wherein: the utility model discloses an air purification cap fastener, including interior cap fastener, air inlet department, air purification channel, wind direction guide piece, interior cap fastener left and right sides all be equipped with clean wind passageway, the air inlet department of clean wind passageway communicates in the air-purifying mouth, the air outlet department of clean wind passageway front end is equipped with a wind direction guide piece at least, the wind direction guide piece is located the air-purifying mouth.

7. An air purifying protective mask as claimed in claim 6, wherein: the air outlet of the front end of the air purifying channel is respectively positioned at the left inner side and the right inner side of the protective mask, the fixed head band is clamped inside the inner cap clamping piece through the clamping piece, and a gap is reserved between the inner cap clamping piece and the fixed head band.

8. An air purifying protective mask as claimed in claim 1, wherein: the cap body on installed control circuit board and power, power difference electric connection in control circuit board and USB charging seat, control circuit board electric connection in fan and pilot lamp, control button.

9. An air purifying protective mask as claimed in claim 8, wherein: the protective mask top pass through the buckle spare and install at the front edge of the cap body, the protective cape top is passed through the buckle spare and is installed at the cap body back edge, protective mask and protective cape all downwardly extending, the protective mask both sides cover in protective cape both sides, the protective cape outside is equipped with the printing sign district.

10. An air purifying protective mask as claimed in claim 1, 3 or 9, wherein: the top of the cap body is provided with an exhaust air duct, one end of the exhaust air duct is communicated with the exhaust fan, and the other end of the exhaust air duct is communicated with the inside of the cap body and is positioned at the top of the protective mask.