CN104689493B - Active aerating system and the equipment for including active aerating system - Google Patents
Active aerating system and the equipment for including active aerating system Download PDFInfo
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- CN104689493B CN104689493B CN201410734076.7A CN201410734076A CN104689493B CN 104689493 B CN104689493 B CN 104689493B CN 201410734076 A CN201410734076 A CN 201410734076A CN 104689493 B CN104689493 B CN 104689493B
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- air
- aerating system
- breathing apparatus
- respirator body
- active aerating
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
- A62B17/04—Hoods
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/006—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort with pumps for forced ventilation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0057—Pumps therefor
- A61M16/0066—Blowers or centrifugal pumps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/105—Filters
- A61M16/106—Filters in a path
- A61M16/1065—Filters in a path in the expiratory path
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/201—Controlled valves
- A61M16/206—Capsule valves, e.g. mushroom, membrane valves
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/04—Gas helmets
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
- A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/003—Means for influencing the temperature or humidity of the breathing gas
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/105—Filters
- A61M16/106—Filters in a path
- A61M16/107—Filters in a path in the inspiratory path
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/82—Internal energy supply devices
- A61M2205/8206—Internal energy supply devices battery-operated
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Emergency Medicine (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Toxicology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
A kind of active aerating system for being used to discharge air from the equipment of covering mouth and nose, the active aerating system include：One power supply；One air blower, is coupled to the power supply；And an electronic equipment or a printed circuit board (PCB), the air blower is coupled to, wherein the air blower is switched on or off by the electronic equipment or the printed circuit board (PCB), and exhalation air or dacker are discharged from respirator body.Additionally providing includes the breathing apparatus of the active aerating system.
Description
Technical field
Present disclosure relates generally to covering the protective gear and breathing apparatus of the nose of wearer and face (such as,
Mask, helmet etc.) in the active aerating system (AVS) that uses.It is more particularly, it relates to all in each breathing with being used for
The breathing apparatus of the active aerating system of exhalation air is effectively removed in phase.
Background technology
The nose of wearer and the protective gear and breathing apparatus (such as, mask, helmet etc.) of face are covered during its operation
Aerating system is needed to remove their internal warm and moist exhalation airs.The aerating system can be with or without pressure
Ventilation.
US 20110083255 discloses a kind of aerating system for being used for the sports helmet with air vent opening, wherein
At least some vent openings have the lid for covering the vent openings at least in part.Pass through the inclination around rotary shaft, institute
With stating cover or fully discharge the vent openings.When activation lid, one end of the lid is thus lifted to the helmet table of surrounding
More than face, while the other end of the lid is lowered to below the horizontal plane of the helmet surface of surrounding.Therefore, by inside sports helmet
Air discharge be that the lid is activated by user, rather than pass through forced-ventilation.
N95 masks and respirator are used as the protective gear for air pollutants (such as, haze and influenza).Market has
The product without forced-ventilation sold is classified into two primary categories：Disposable disposable respirator, and
Reusable respirator with removable filter device magazine.These products without forced-ventilation generally have single
To pile-up valve (passive valve) to allow exhalation air to escape.However, these passive valves are removing warm and moist exhalation air
When the effect of be highly dependant on depth of respiration and pressure.
Generally, due to the limited window of check valve, exhalation air is forced through filter and left.When warm exhalation
When air flows through cold filter, the condensate moisture in warm exhalation air, so that partially or even wholly in blocking filter
Air duct.The reduction of the size of air duct directly increases air drag, and air drag increase causes to have difficulty in breathing.This
Outside, lacking appropriate exhalation path causes main body-internal-circulation of the exhalation air of heat and humidity in respirator, therefore causes use
The discomfort of person.
In order to overcome this problem, there is forced-ventilation or exhaling for the air supply of power is provided by fan and/or air blower
Haustorium is available.These equipment are designed to supply up to 800L/min big air stream to be adapted to personal breathing to need
Will.These products are typically bulky and need big power supply to maintain prolonged air stream and pressure.It is full
Sufficient air stream high-speed, the power supply are typically a part that is outside and not being respirator body.Therefore, these products are not
It is suitable for the routine use of ordinary populace.
Therefore, it is necessary to such a active aerating system：When bringing the active aerating system into breathing apparatus or protection
When in equipment, the active aerating system can be cosily used for prolonged purposes, and be suitable for ordinary populace.In addition, will
Ask such equipment should be by heat and the moist contact minimum for causing the uncomfortable exhalation air of wearer to face, and have
The effective device of discharge heat and moisture within each exhalation cycle.
The content of the invention
The following content of the invention is provided in order to understand some exclusive character of innovation of disclosed embodiment, and is not intended to
Complete description.By regarding entire disclosure, claims, accompanying drawing and summary as overall consideration, can obtain to public herein
The many aspects for the embodiment opened are fully understood.
Therefore, a purpose of disclosed embodiment is to provide a kind of for air to be arranged from the equipment of covering mouth and nose
The active aerating system gone out, the active aerating system include：Power supply；It is coupled to the air blower of the power supply；And it is coupled to this
The electronic equipment or printed circuit board (PCB) of air blower, the wherein air blower are connected or closed by the electronic equipment or printed circuit board (PCB)
Close, exhalation air is discharged from respirator body.
Therefore, a purpose of disclosed embodiment, which is to provide, actively ventilates, and wherein air blower is mini-fan.
Therefore, a purpose of disclosed embodiment is to provide active aerating system, wherein electronic equipment or printing electricity
Road plate triggers the suitable control signal for the air blower, to adjust the speed of air stream and amount.
Therefore, a purpose of disclosed embodiment is to provide active aerating system, and wherein active aerating system is whole
Individual use time maintains to connect.
Therefore, a purpose of disclosed embodiment is to provide active aerating system, and wherein active aerating system makes
It is manually turned off after.
Therefore, a purpose of disclosed embodiment is to provide active aerating system, wherein power supply be it is dismountable and
Chargeable power supply.
Therefore, a purpose of disclosed embodiment is to provide active aerating system, and wherein power supply is by means of to electricity
Electric wire or the cable supply of gas backbone.
Therefore, a purpose of disclosed embodiment is to provide active aerating system, and wherein power supply can be at this actively
By being recharged to the USB Micro cable of portable power source (power bank) when aerating system is still run.
Therefore, a purpose of disclosed embodiment is to provide active aerating system, wherein in the active aerating system
Can be to the power source charges when in use.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, including：Respirator body, its covering are worn
The face and mouth of wearer with formed with surrounding air sealing relative closure region；At least one first filter, is integrated cloth
Put in the respirator body, air is sucked for filtering；And at least one active aerating system, it is functionally coupled to
The operation of the respirator body, wherein the active aerating system is so that air to be discharged from the respirator body, and wherein this is actively ventilated
System includes：Power supply；Air blower, it is coupled to the power supply；And electronic equipment or printed circuit board (PCB), it is coupled to the air blast
Machine, the wherein air blower are switched on or off by the electronic equipment or printed circuit board (PCB), by exhalation air from respirator body
Discharge.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, in addition at least one air director
(air guide), the air director are placed on nose and mouth region around the active aerating system and around wearer
To guide and separate exhalation air and suction air.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and the wherein air director is to tend to
The inclined angle of ergonomics face contour is positioned, to remove excessive exhalation air.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, is additionally included in the air director and is somebody's turn to do
At least one gap between the base of respirator body, do not arranged with the exhalation air in excess by the active aerating system
Excessive exhalation air is allowed to escape in the case of going out.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the active aerating system is attached
To the one-way control valve with film, persistently to prevent surrounding air from entering the respirator body by blower inlet or outlet
It is interior.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, wherein should the one-way control valve with film
It is attached to entrance or the outlet of the air blower.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the active aerating system is attached
To the second filter to prevent surrounding air from entering the respirator body.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, wherein the second filter is attached to this
The entrance of air blower or outlet.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the active aerating system is attached
To a lock (latch), to prevent surrounding air from entering the respirator body.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the lock is attached to the air blower
Entrance or outlet.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the lock is embedded with sensor, as the master
When the power of dynamic aerating system exhausts, the lock automatically turns off.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the lock is manual by user
Close, to block the air blower opening.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and the wherein respirator body, active is logical
Gas system and the air director can be folded into pocket-sized together.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the respirator body is disposable
Or it is reusable.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the respirator body is partly
Or fully cover the air filtration respirator of the face of wearer.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the respirator body is that air is net
Change respirator.
Therefore, a purpose of disclosed embodiment is to provide breathing apparatus, and wherein the respirator body is escape face
Cover.
Therefore, another purpose of disclosed embodiment is to provide breathing apparatus, and the breathing apparatus is special light weight
, it is compact and cheap production, and utilize the micro-blower of ultra low power.
With reference to illustrate by way of examples the present invention principle accompanying drawing, other aspects and advantages of the present invention will from
Lower detailed description is apparent from.
Brief description of the drawings
When read in conjunction with the accompanying drawings, it is better understood with the above content of the invention and in detail below of exemplary embodiment
Embodiment.For the purpose for illustrating present disclosure, the representative configuration of present disclosure is shown in the drawings.However,
Present disclosure is not constrained to ad hoc approach and instrument disclosed herein.In the case of any possible, identical element has been
Indicated via same numeral.
Figure 1A -1B are the explanatory illustrations of the side view of breathing apparatus；
Fig. 2 is the explanatory illustration of the side view of Fig. 1 breathing apparatus, is shown in the direction of exhalation stage air stream；
Fig. 3 is showing for the top perspective view of the breathing apparatus with active aerating system, air director and filter
Example property illustrates；
Fig. 4 is the explanatory illustration of the three-dimensional view of the air director in breathing apparatus.
Fig. 5 is the explanatory illustration of the three-dimensional view of active aerating system；
Fig. 6 is the explanatory illustration of the top perspective view of breathing apparatus, shows the formation in the hot-air area during exhalation；
Fig. 7 is the explanatory illustration of the top perspective view of breathing apparatus, shows the formation of the cool air zone during suction；
Fig. 8 is the explanatory illustration of the top perspective view of breathing apparatus, shows one of air blower with filter
Embodiment；
Fig. 9 is the explanatory illustration of the side view of another embodiment of the air blower with one-way control valve；And
Figure 10 is attached to the explanatory illustration of the side view of another embodiment of the active aerating system of lock.
Embodiment
The particular configuration discussed in these non-limiting examples can be changed, and be cited be only to be considered illustrative to
Lack an embodiment and be not intended to and limit its scope.
The present invention relates to a kind of active aerating system, including：Power supply；Air blower, it is coupled to the power supply；And electronics is set
Standby or printed circuit board (PCB), be coupled to the air blower, wherein the air blower connected by the electronic equipment or printed circuit board (PCB) or
Close, exhalation air is discharged from respirator body.
When wearing the respirator body, exhalation nozzle is blocked, and air is recycled, and causes the respirator body
Interior heat, moisture and carbon dioxide increase.The active aerating system of the present invention solves by the natural way for imitating breathing
This problem.The main body aerating system has enough power so that exhalation thing to be discharged, and for up to 1m is remote.It is therefore prevented that failure
Air recycles in respirator body.
The active aerating system of the present invention not only removes heat and moisture, but also removes carbon dioxide.This is actively ventilated
System can be fitted in the protective gear (such as, the helmet) of all kinds.The active aerating system can also be fitted to escape
On mask.Escaping face gruard is normally used for emergency, and covers whole head or enter in any breathing apparatus.The breathing apparatus
With for easily storing the fold mechanism with transportability.
One embodiment of the breathing apparatus 100 described in Figure 1A shows the side view of breathing apparatus 100.Breathing apparatus
100 include：Respirator body 102, it is with one or more filters 104 and active aerating system 108.Figure 1B illustrates basis
The side view of the breathing apparatus 100 of another embodiment of the invention, wherein breathing apparatus 100 also include air director
106.The side view for the breathing apparatus 100 described in Figure 1A -1B illustrate only a filter 104.Filter 104 integrates arrangement
On the surface of respirator body 102, to be filtered through the suction air of respirator body 102.Filter 104 can be example
Such as disposable or interchangeable air cleaner, and be not limited to be made up of paper, foamed plastics or textile fibreglass.Filter
104 can have many perforation, and air is before respirator body 102 is entered by many perforation so as to be filtered.Retouching
In the embodiment painted, respirator body 102 is provided with two filters, 104, air directors 106 and actively led to
Gas system 108, however, it is possible to use multiple such element application the teachings of the present invention.It should be noted that Fig. 2-10 is Figure 1B
Multiple views illustration.
As shown in Figure 1B, Fig. 2 and Fig. 4, air director 106 is placed on the base 110 of respirator body 102
Near, to guide the exhalation air from nostril and separate exhalation air and the suction air near nostril region.As
One embodiment, air director 106 are the round-shaped of loop type and are, for example, made of silica gel or flexible polymer.It is empty
Gas guiding device 106 is attached to the inner side of respirator body 102 by molding or thermal bonding.
In the embodiment of the description as shown in Figure 1A -1B and Fig. 3, active aerating system 108, which is also placed on, exhales
Near the base 110 of haustorium main body 102 so that active aerating system 108 is in the circumference of air director 106.Actively ventilate
System 108 is attached to the interior surface of respirator body 102 and is used to remove exhalation air from breathing apparatus 100.It is main
Dynamic aerating system 108 is easy to remove exhalation air during the cycle is breathed out together with the arrangement of air director 106.Active pneumatic system
System 108 can be maintained to connect during its whole service, or it can be timed only to be run during the cycle is breathed out.In the latter's feelings
Under condition, pass through embedded sensor activation active aerating system 108.It is arranged on actively by using the control of suitable control signal
Micro-blower (explaining in Figure 5) in aerating system 108 can adjust the speed and amount of air stream.Filter 104, sky
Gas guiding device 106 and active aerating system 108 are positioned to create independent air zone so that suction air flows through empty with exhalation
The region and suction air that qi leel is opened will not mix with exhalation air.
Top perspective views of the Fig. 3 exemplified with breathing apparatus 100.Filter 104, sky are shown in respirator body 102
The positioning of gas guiding device 106 and active aerating system 108.In one embodiment, air director 106 is oriented to just exist
Below nostril so that exhalation air directly drops in the space defined by air director 106.Due to this positioning, air draws
Lead device 106 and exhalation air is effectively directed into active aerating system 108 to (arrow 302 shown in Fig. 2), so as to prevent temperature
Warm exhalation air is directed into the other parts of respirator body 102.Therefore, air director 106 creates along exhalation stream
The warm air area isolated with the remainder of respirator body 102 (being further depicted as in figure 6).Then, pass through actively
Aerating system 108 removes exhalation air.In addition, gap 112 (being shown in Fig. 2 and Fig. 4) is arranged on the He of air director 106
Between respirator body 102, for escaping exhalation air in the case where the underspeed of active aerating system 108 is enough fast.
Gap 112 also allows some sides of warm exhalation air along respirator body 102 temporarily to escape, rather than is exhaled in collision
The surface of haustorium main body 102 reflects back into the face later.
Therefore, during imbibition cycle, the surrounding air outside respirator body 102 flows through air cleaner 104
Into the region of the relative closure in respirator body 102.Inner air guiding device 106 and active aerating system 108 are each
Generally heat and moist exhalation air are effectively removed during the exhalation cycle.
Reference picture 4, disclose the three-dimensional view of the breathing apparatus 100 for the air director 106 for showing that there is gap 112.
Air director 106 is positioned near the base 110 of respirator body 102 so that one or more gaps 112 are arranged on
Between respirator body 102 and air director 106.During one breathes out the cycle, gap 112 makes air be rerouted to respirator
Other regions of main body 102.Air director 106 allows surface flow of the excessive warm air along respirator body 102
Even rapidly discharge.Air director 106 creates a warm air zone, is isolated from the residue of respirator body 102
Part and skin.It should be noted that air director 106 does not contact face and can be at an angle of in respirator body to capture most
More exhalation airs.This angled air director 106 forms a passage, for making exhaling for mouth from wearer and nose
Go out air to enter in active aerating system 108.
An embodiment of active aerating system has been disclosed in Fig. 5 of the present invention.Active aerating system 108 has
There is housing 222, the housing accommodates electronic equipment or printed circuit board (PCB) 224, power supply 226, air blower 228 and optionally, sensing
Device 230.It should be noted that other modes of emplacements of all parts of active aerating system 108 are possible and are the models in the present invention
In enclosing.Electronic equipment 224 can be processing unit, and the processing unit controls the work(of all parts of main body aerating system 108
Energy.Alternatively, battery and circuit can be included only for the always on embodiment of air blower 228, electronic equipment 224.Electricity
Sub- equipment 224 is coupled to power supply 226, air blower 228 and sensor 230.Air blower 228 is (such as can by power supply 226
Storage battery) operation.Power supply 226 can be removed with desired time interval and power supply 226 is charged.According to the present invention's
One embodiment, active aerating system can include the second filter (not shown).
Air blower 228 is switched on or off by electronic equipment or printed circuit board (PCB) 224, and exhalation air is discharged.Electronics
Equipment or printed circuit board (PCB) 224 trigger the suitable control signal for air blower 228 to adjust the speed of air stream and amount.Root
According to one embodiment of the invention, active aerating system 108 maintains to connect in whole use time.Active aerating system
108 can be manually turned off after use.
According to one embodiment of the invention, power supply 226 is dismountable and chargeable power supply.
In one embodiment, power supply 226 is supplied by means of the electric wire or cable to electric backbone.At another
In embodiment, when active aerating system is still run, pass through USB (USB) mini cable pair to portable power source
Power supply 226 recharges.
In one embodiment, air blower 228 can be to provide the micro-blower of such as 0-25L/min air stream
Or mini-fan.During one breathes out the cycle, air blower 228 allows the active air in respirator body 102 to exchange.Sensing
Device 230 can be for example piezoelectric transducer and be embedded in respirator body 102 in the interior surface before nose or mouth
To sense exhalation air during each respiratory cycle.Sensor 230 and then communicated with electronic equipment 224, to control air blower
228 operation.Hereafter, during each respiratory cycle, air blower 228 effectively empties respirator body 102.In the absence of
In the case of sensor 230, air blower 228 is arranged to permanently on.
It should be noted that the air blower 228 in active aerating system 108 can be a series of different mini-fans, both
Can be that axle type can be centrifugal type again.In one embodiment, air blower 228 is the miniature wind of axle type
Fan, the mini-fan of the axle type is from a direction suction air and in axle discharge of another direction along the fan.This hair
Another bright embodiment uses the mini-fan of centrifugal type.Another embodiment is micro- using the centrifugation of blower types
Type fan.The centrifugation mini-fan for centrifuging mini-fan and blower types all aspirates air from (or multiple) direction, and
Discharged by another (or multiple) direction.
In one embodiment, air blower 228 can produce forced-ventilation, with each respiratory cycle by excess
Heat and moisture are discharged from blower export 232.In addition, the opening 234 for air blower outlet can be by exhalation air from exhaling
Haustorium main body 102 is discharged.In addition, before exhalation air leaves respirator body 102, exhalation air can be passed through optional mistake
Filter filters.It should be noted that air blower 228 by the air discharged by user (it is carbon dioxide) together with heat and water
Divide and discharge together.
The breathing comfort level of user is greatly improved in the present invention during long duration.The air blast that sensor 230 drives
Machine 228 is energy-conservation, and consumes significantly less power compared with conventional system.Further, since use micro-blower/wind
Fan, breathing apparatus 100 is light weight, compact and portable.For remaining in for a long time with air pollution or dirtization
User in adverse circumstances, the present invention are preferable solutions.
Fig. 6 depicts function of the breathing apparatus 100 during expiration phase.It is angled due to air director 106
Positioning, exhalation air are concentrated in the region surrounded by air director 106.Air director 106 is by the exhalation from nostril
Air guides in the region, and hot-air area 136 is generated only at the inside of respirator body 102.The sensor described in Fig. 5
230 sensing exhalation airs, based on the sensing, electronic device 224 activates air blower 228.Then air blower 228 arranges exhalation air
Go out to air, as arrow 138 is described.
It is noted that the major part of exhalation air is discharged by active aerating system 108.However, discharge
Some in air can be selected from gap 112, as arrow 140 is described.When the underspeed of active aerating system 108 will exhale
When going out air and being completely exhausted out, gap 112 allows excessive exhalation air to escape into the side of respirator body 102.
During suction, as shown in Figure 7, clean air enters respirator body 102 by filter 104, such as
Air stream 144 is described.This generates the cool air zone 146 inside respirator body 102.During suction, air is mostly not
Entered by blower export 232, because air blower 228 is run so that air to be discharged, so as to all prevent dust in any case
Grain is entered by blower export 232.However, in an optional embodiment, in order to prevent external dust particle from passing through
Blower export 232 (in Figure 5 describe) enters respirator body 102, as air stream 142 is described, can be used filter with
Check valve, as described in Fig. 8-9.
Fig. 8 depicts an embodiment, wherein the second filter 154 is placed with across air blower suction inlet.When
During suction when passing through the suction air of blower export 232 in inverse direction 148, the second filter 154 catches particle
And prevent particle from entering respirator body 102.The additional advantage that this embodiment has is to reduce respirator body 102 as far as possible
Internal malaria is pumped into blower motor, and reduces aging of the electronic equipment 224 during exhalation as far as possible.Should
Pay attention to, the second filter 154 can be attached to blower inlet or outlet, and unrestricted.
In the case where the second filter 154 is not used, air blower even discharges air during suction.Consequently, because
Air blower constantly discharges air, so surrounding air is not entered in respirator body 102.
Fig. 9 shows the second embodiment, and it runs one-way control valve using film 152.Film 152 allows air to pass through air blast
The outflow of machine outlet 232, but prevent air from entering in the opposite direction.Film 152 is attached to drum by using fastener 150
Fan outlet 232.It should be understood that a variety of mechanical devices permission films are maintained at the top of blower export 232.It should be noted that
It is that the one-way control valve with film can be attached to blower inlet or outlet, and unrestricted.
Figure 10 shows another embodiment, and wherein active aerating system 108 is attached to lock by lock retainer 161
160, to prevent surrounding air from entering respirator body 102.Lock 160 is embedded with sensor, when the power of active aerating system 108 consumes
When to the greatest extent, the lock is closed automatically.In addition, if needing, user can run lock 160 manually and be opened with closing so as to block air blower
Mouthful.It should be noted that lock 160 can be attached to blower inlet or outlet, and it is unrestricted.
From above, it is noted that be positioned at the air director 106 at the bottom of respirator body 102 together with actively
Aerating system 108 produces the dedicated path for exhalation air to be effectively discharged out from respirator body 102.In fact, due to
Positioning described by filter 104, air director 106 and active aerating system 108 and form dedicated path.Suck air stream
Region through separating and not mixed with exhalation air with exhalation air, the region form independent air zone.
In addition, active aerating system 108 can be adapted and be attached to any respirator or protective gear.Respirator master
Body can use, such as disposable N95 respirators.In the respirator body of N95 respirators, can cut one opening and
Active aerating system 108 can be attached to the opening.Similarly, active aerating system 108 can be mounted to other respirators
In the respirator body 102 of (disposable or non-disposable both of which can).Disposable respirator can not be for example and not
It is limited to silica gel/rubber respirator, respirator full face or half face, that there is filter or canister etc..
Pass through above description, it is to be understood that this breathing with active aerating system and inner air guiding device is set
The standby air that filtered purification can be provided for wearer, exhalation air was discharged and emptied within each respiratory cycle exhale
Haustorium main body.Due to the air exchange of the active in respirator body, therefore all these features will provide improvement for user
Breathing experience.
It should be understood that variant and other features and function or its alternative solution can be according to expectations as discussed above
It is combined into many other different systems or application.Similarly, appended claims also should include it is various can not expect at present or
It can not be expected and can be by alternative solution, remodeling, variant or improvement that those skilled in the art then make.
Although describing very much the embodiment of present disclosure comprehensively in detail, to cover possible aspect,
But it will be appreciated by persons skilled in the art that other versions of present disclosure are also possible.
Claims (16)
1. a kind of breathing apparatus, including：
Respirator body, it covers the face of wearer and mouth to form the region of the relative closure sealed with surrounding air；
At least one first filter, it is integrated and is arranged in the respirator body, air is sucked for filtering；And
At least one active aerating system, is functionally coupled to the respirator body, and wherein the active aerating system is run
So that air to be discharged from the respirator body,
Wherein the active aerating system includes：
Power supply；
Air blower, it is coupled to the power supply；And
Electronic equipment or printed circuit board (PCB), the air blower is coupled to,
Wherein the electronic equipment or the printed circuit board (PCB) trigger the control signal for the air blower, and the air blower passes through the electronics
Equipment or the printed circuit board (PCB) are switched on or off, and exhalation air is discharged from respirator body；
Wherein described active aerating system is separable relative to the respirator body；
At least one air director, the air director are placed on around the active aerating system and around wearer's
Nose and mouth region are to guide and separate exhalation air and suction air；Wherein in the air director and the bottom of the respirator body
There is at least one gap between seat, permit in the case of not being discharged with the exhalation air in excess by the active aerating system
Perhaps the excessive exhalation air effusion.
2. breathing apparatus according to claim 1, the wherein air director are to tend to ergonomics face contour
Angle be positioned, to remove excessive exhalation air.
3. breathing apparatus according to claim 1 or 2, wherein the active aerating system are attached to the unidirectional control with film
Valve processed, persistently to prevent surrounding air from being entered by blower inlet or outlet in the respirator body.
4. breathing apparatus according to claim 3, wherein the one-way control valve with the film is attached to the air blower
Entrance or outlet.
5. breathing apparatus according to claim 1 or 2, wherein the active aerating system be attached to the second filter to prevent
Only surrounding air enters the respirator body.
6. breathing apparatus according to claim 5, wherein second filter are attached to the entrance of the air blower or gone out
Mouthful.
7. breathing apparatus according to claim 1 or 2, wherein the active aerating system are attached to lock, to prevent environment
Air enters the respirator body.
8. breathing apparatus according to claim 7, the wherein lock are attached to entrance or the outlet of the air blower.
9. breathing apparatus according to claim 7, the wherein lock are embedded with sensor, when the power of the active aerating system consumes
When to the greatest extent, the lock automatically turns off.
10. breathing apparatus according to claim 7, the wherein lock are by user's manual-lock, to block the drum
Blower fan opening.
11. breathing apparatus according to claim 2, the wherein respirator body, the active aerating system and the air draw
Pocket-sized can be folded into together by leading device.
12. breathing apparatus according to claim 1 or 2, the wherein respirator body are air filtration respirators.
13. breathing apparatus according to claim 1 or 2, the wherein respirator body are air-purifying respirators.
14. breathing apparatus according to claim 1 or 2, the wherein respirator body are disposable or non-disposable
Mask.
15. breathing apparatus according to claim 1 or 2, the wherein respirator body are Escaping face gruards.
16. breathing apparatus according to claim 1 or 2, the wherein respirator body are disposable or reusable
's.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361911995P | 2013-12-04 | 2013-12-04 | |
| US61/911,995 | 2013-12-04 | ||
| SG2013097191 | 2013-12-31 | ||
| SG2013097191A SG2013097191A (en) | 2013-12-04 | 2013-12-31 | Respiratory device with active venting system |
| PCT/SG2014/000498 WO2015084255A1 (en) | 2013-12-04 | 2014-10-24 | An active venting system and devices incorporating active venting system |
| SGPCT/SG2014/000498 | 2014-10-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104689493A CN104689493A (en) | 2015-06-10 |
| CN104689493B true CN104689493B (en) | 2018-04-10 |
Family
ID=53273851
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420758095.9U Ceased CN204469046U (en) | 2013-12-04 | 2014-12-04 | Initiatively aerating system and the equipment comprising initiatively aerating system |
| CN201410734076.7A Active CN104689493B (en) | 2013-12-04 | 2014-12-04 | Active aerating system and the equipment for including active aerating system |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420758095.9U Ceased CN204469046U (en) | 2013-12-04 | 2014-12-04 | Initiatively aerating system and the equipment comprising initiatively aerating system |
Country Status (3)
| Country | Link |
|---|---|
| CN (2) | CN204469046U (en) |
| TW (2) | TW201521619A (en) |
| WO (1) | WO2015084255A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015084255A1 (en) * | 2013-12-04 | 2015-06-11 | Singapore Technologies Dynamics Pte Ltd | An active venting system and devices incorporating active venting system |
| CA3021089A1 (en) * | 2016-04-15 | 2017-10-19 | Scott Technologies, Inc. | Removable battery cartridge for facemask |
| RU2692891C1 (en) * | 2016-08-24 | 2019-06-28 | Конинклейке Филипс Н.В. | Respiratory mask with improved comfort for user |
| CN108066912A (en) * | 2016-11-17 | 2018-05-25 | 威马机械制造有限公司 | Breathe half face shield |
| CN110944701A (en) * | 2017-05-26 | 2020-03-31 | 费雪派克医疗保健有限公司 | Powering a respiratory device |
| US20220331620A1 (en) * | 2019-09-04 | 2022-10-20 | Koninklijke Philips N.V. | Face mask |
| EP3808412A1 (en) * | 2019-10-15 | 2021-04-21 | Koninklijke Philips N.V. | A face mask |
| CN111329165A (en) * | 2020-03-20 | 2020-06-26 | 北京大学口腔医学院 | Totally enclosed type bidirectional breathable one-way dehumidifying medical protective isolation garment |
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Also Published As
| Publication number | Publication date |
|---|---|
| TWM506497U (en) | 2015-08-11 |
| CN204469046U (en) | 2015-07-15 |
| CN104689493A (en) | 2015-06-10 |
| TW201521619A (en) | 2015-06-16 |
| WO2015084255A1 (en) | 2015-06-11 |
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