CN106550594A - Emergency oxygen supply system - Google Patents
Emergency oxygen supply system Download PDFInfo
- Publication number
- CN106550594A CN106550594A CN201580033219.4A CN201580033219A CN106550594A CN 106550594 A CN106550594 A CN 106550594A CN 201580033219 A CN201580033219 A CN 201580033219A CN 106550594 A CN106550594 A CN 106550594A
- Authority
- CN
- China
- Prior art keywords
- valve
- oxygen
- mask
- oxygen supply
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 111
- 239000001301 oxygen Substances 0.000 title claims abstract description 111
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 111
- 230000010349 pulsation Effects 0.000 claims abstract description 40
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 27
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 10
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 9
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract 3
- 230000004888 barrier function Effects 0.000 claims description 23
- 239000007789 gas Substances 0.000 claims description 15
- 239000003570 air Substances 0.000 claims description 13
- 230000007306 turnover Effects 0.000 claims description 6
- 239000012080 ambient air Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 210000001367 artery Anatomy 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 210000003462 vein Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 108010066057 cabin-1 Proteins 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 1
- 206010021079 Hypopnoea Diseases 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 208000003443 Unconsciousness Diseases 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/14—Respiratory apparatus for high-altitude aircraft
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
A kind of emergency oxygen supply system for aircraft, including compressed oxygen source (2), for discharging the device (3) of oxygen, at least one oxygen mask (4) from the source (2) in the case of decrease in air pressure, valve (14) is activated for the corresponding mechanical respiration during oxygen pulsation is discharged into the mask (4) or each mask, and for oxygen is discharged into the pressure reducer (15) in the intermediate reservoirs (5) that the mechanical respiration activates flutter valve (14) upstream from the source.
Description
The present invention relates to a kind of emergency oxygen supply system.Emergency oxygen supply system is provided in aircraft, to
Passenger and crew is breathed during the event of cabin pressure is lost at the High aititude and not loss of consciousness.
In the entry of wikipedia, typically find there are following two systems on board the aircraft:
- gaseous state manifold system, during the gaseous state manifold system is connected to all oxygen masks generally in cargo area
Centre oxygen supply.Next oxygen mask is drawn only to start to carry out oxygen supply for that mask.Whole system can generally driven
Reset in sailing cabin or certain other positions in aircraft.
- chemical oxygen generator system, the chemical oxygen generator system are connected to all masks in cabin.Draw next oxygen
Mask can remove the striker of generator, by sodium chlorate and the mixture ignition of iron powder, so as to all masks in for cabin open oxygen
Gas is supplied.Once mask is pulled down into, oxygen is produced and cannot be turned off, and typically continues to produce oxygen at least 15 minutes.
During the generation of oxygen, generator becomes very hot and should not be touched.May take advantage of it may be noted that leading to be charred taste and cause
It is objective panic, but this smell is the normal segments of chemical reaction.In Mc Donnell Douglas Co. (McDonnell
Douglas) it can be found that this system, its system is equally uniquely that mask is sandwiched in inside hatch door on MD-80 aircraft
And the fact that will not drop out and be suspended in front of passenger by oxygen channel.
In view of weight and heating, it is interested in gaseous state oxygen system to substitute chemical oxygen generation system, without central authorities
The complexity of oxygen supply.
Self-contained breathing apparatus are known, are especially used as self contained underwater breathing apparatus under water in by diver
Form, therefore acronym be SCUBA.This device discharges air via demand valves when user sucks and carries
For all air needed for user's breathing, because this is required certainly under water, but in the aircraft at High aititude
Really not so, air is only merely excessive rarefied in this place.
It is known as its hypopnea and discharges oxygen in breathing environment air to suck the patient of enough air.In delivery tube
In pass as the pressure drop that suction is produced causes adjuster the pulsation of oxygen to be discharged into from intermediate reservoirs in each air-breathing
In sending pipe.This ripple regulator can be electromechanical or purely mechanic.
Have been proposed for a kind of aircraft pulsation emergency oxygen supply system of electro-mechanical adjustment.
The purpose of the present invention is to provide a kind of more economical purely mechanic pulsation emergency oxygen supply system for aircraft.
According to the present invention, there is provided a kind of emergency oxygen supply system, the emergency oxygen supply system include compressed oxygen
Source, in response to decrease in air pressure (in the case of) from the device of source release oxygen, at least one oxygen mask, use
Corresponding mechanical respiration in oxygen pulsation is discharged into the mask or each mask activate valve and for by oxygen from this
Source is discharged into the pressure reducer in the intermediate reservoirs of the breath actuated flutter valve upstream.
Generally, the part of the system will be used for the base of aircraft applications and the storage room being contained in above passenger seat
In dedicated bay in, the mask or each mask are released to the dress of user with for declining in response to air pressure
Put.But we are contemplated that one or more breath actuated flutter valves are with subtracting in the flutter valve upstream of each mask by this
Depressor and corresponding intermediate reservoirs ground, provide in cabin the pipeline with the mask for leading to flutter valve downstream;It is being preferable to carry out
In example, the flutter valve or each flutter valve are arranged at the mask.In this arrangement, the intermediate reservoirs or its at least one
Divide the internal capacity of the corresponding pipeline for being provided as leading to the mask or each mask.
The pressure reducer can be for the single pressure regulator of multiple pipelines being supplied for multiple masks or really pin
To one corresponding adjuster of each pipeline.The adjuster or each adjuster are generally throttled, to guarantee as each arteries and veins
The amount of dynamic discharged oxygen is not dramatically increased during the oxygen being released in the pipeline as pulsation, and this is by closing
Flow for once pulsation is put aside in the pipeline to realize through the adjuster before closing the flutter valve.It is alternative
Ground, pressure reducer can supply the single choke valve of multiple pipelines or be really one corresponding choke valve of each pipeline, be somebody's turn to do
The size of choke valve is determined to be and increases at least fit during normal cycle of respiration by the pressure in one or more pipelines
Together in refilling to pipeline.
But source of oxygen will be typically to be accommodated in the cabin that also houses one or more masks for being ready to discharge
Bottle or gas cylinder, which can include from long-range bottle or one or more gas cylinders the pipeline for leading to the cabin.
This arrangement is preferably only in the part potentially easily encroached on by the damage of engine blower leaf of aircraft.
Compressed oxygen source of the gas can contain the pure gaseous oxygen or oxygen-enriched gas mixtures of compression.
Highly preferred feature of the invention, can provide the first pulsation increases device.In a possible embodiment, this
For for the first time oxygen of pulsation and hereafter including reservoir, the reservoir is arranged to fill with by stop valve keeping apart, should
Stop valve is by activating from the release differential pressure that pulsation is produced for the first time.
For example, each first pulsation increases the throttling during device is included in from pressure regulator to the passage of corresponding flutter valve
Valve, the branched bottom in choke valve downstream lead to the increasing for being arranged to be filled before pulsation for the first time is discharged by flutter valve
Plus device reservoir, another passage from the upstream of the choke valve lead to increase device barrier film side, the opposite side of the increase device barrier film
Lead to the branched bottom, the barrier film carries packer, the packer is arranged to and portion and the storage in the channel of across bypass passage ground
The merging that connects of aperture between device is turned off, the packer initially by spring come outside being maintained at the aperture so that
Before first time air-breathing is carried out by the user of correspondence mask the increase device reservoir and the pipeline via branched bottom fill with
Oxygen, and when user carries out first time air-breathing, flutter valve allows the oxygen in the pipeline and the reservoir to enter into mask
It is middle to pulse as increased first time, before the pressure rise in branched bottom, another channel side of choke valve in barrier film
Pressure is set up in upper generation, so as to across barrier film generation differential pressure, barrier film movement, packer is seated in aperture, the then storage
Device is simultaneously not filled and is not useable for increasing follow-up oxygen pulsation, the mechanism include by packer lock in place so as to
Mechanical bolt-lock aperture closed in pumping processes afterwards.
As the optional feature of the present invention, pressure pulsations recuperation valve can be provided.In a possible embodiment, oxygen reservoir
With volume adjustable and/or pressure depending on atmospheric pressure, the variable volume pulsation for leading to mask is thus provided that.This meaning
Taste the high sensor device of survey and can be adjusted to the pressure in pipeline 5 and/or flowing from pressure regulator 15.
This can be implemented by reservoir, and the volume that the reservoir has is subject to controlling for the movement of barrier film, and the barrier film has
The side for being connected to atmospheric pressure and the opposite side for being attached to oxygen reservoir and controlled by reservoir pressure and/or spring.
Further improvement can be contacted to pressure regulator atmospheric pressure to adjust the pressure of the oxygen supplied to oxygen reservoir.
In order to help understand the present invention, now by by way of example and referring to the drawings to concrete and non-limit of the invention
Property embodiment processed is described, in the accompanying drawings:
Fig. 1 is the diagrammatic perspective view of the emergency oxygen supply system of the present invention;
Fig. 2 is the side view of the mask of the oxygen cylinder of the system of Fig. 1 and deployment;
Fig. 3 is the section view of the oxygen cylinder of Fig. 1, and
Fig. 4 is analogous to first pulsation of Fig. 3 increases the view of device.
Referring to accompanying drawing, emergency oxygen system cabin 1 has oxygen cylinder 2, and the oxygen cylinder has oxygen stream pressure reducer relief valve 3.
It is the multiple masks 4 with corresponding oxygen line 5 to be contained in cabin.
By 7 maintenance of air pressure bolt-lock, the air pressure bolt-lock can be the spiral shell being connected with 8 electric wire of central baroswitch to closing turnover panel 6
The bolt-lock of spool release, the central baroswitch apply power to the solenoid of aircraft in the event that cabin pressure declines
On.Release closing turnover panel 6 will discharge mask 4 for making passenger grasp and use.
Each mask 4 has the check-valves 11,12 of a pair of routines for leading to ambient air.
Inlet valve 11 allows user to suck surrounding air, and for oxygen intake as described below, and outlet valve 12 is permitted
Perhaps exhale to environment.According to the present invention, mask 4 also carries flutter valve 14, and the flutter valve is connected to its pipeline 5 and is passed into face
In cover.The type that flutter valve 14 has is to produce pressure differential across the inlet valve in the introduced pressure drop in mask of air-breathing
When open.
The mechanical respiration activates valve and can include:Including gas inlet part, mid portion and gas exit port
Housing;Valve stem movable between the induction part and the mid portion, spring is towards the closed position bar;Its middle outlet
Part has outer surface, and the outer surface has the gas vent opening being located therein.That is, when in breathing process
When the mechanical respiration is activated and senses the negative relative in mask at the lower exit of valve, mechanical respiration activates valve and allows oxygen
Gas is passed in mask.Then the contained oxygen in the mechanical respiration activates the reservoir portion of valve is allowed for flow through this
The lower exit of valve.Therefore, mechanical respiration activates valve quickly and before air-breathing by the discrete appearance in pulses
Long-pending oxygen is provided in mask.When the mechanical respiration activates the reservoir portion consumption of valve, flowing of the oxygen in mask
Terminate.When this happens, mechanical respiration activates valve and closes, and the reservoir portion of mechanical respiration actuating valve starts
Refill.The negative pressure produced at user's air-breathing (now mechanical respiration activates valve 14 and is activated) is produced to be opened in inlet valve
The oxygen flowing for running before.Once exhaling, then malleation is produced in mask, and is exhaled from machinery when outlet valve 12 is opened
The flowing for inhaling actuating valve 14 has stopped.
For example, mechanical respiration actuating (pulsation) valve can be with the type disclosed in 20150040906 A1 of file US.
The opening of this valve 14 allows the oxygen that will be stored in pipeline 5 to be discharged in mask 4 as pulsation.Once pulsation
Release, flutter valve 14 are just again switched off for the oxygen needed for newly once pulsing is put aside in pipeline 5.In this way, pipeline 5
Determine as reservoir and how much oxygen will be discharged in pulsation successive every time.
Pressure reducer 15 is connected in the cabin end of each pipeline 5.This can be pressure regulator or simple throttling
Valve.It allows oxygen stream in pipeline 5 to certain pressure, so as to consider the volume of pipeline 5 and as by flutter valve 14
The reservoir of each pulsation of release.Pressure in 15 downstream of pressure reducer can be set at 2 bars between 10 bars, and preferred pressure exists
4 bars are between 7 bars.
In the case where pipeline 5 is connected to a mask 14, the volume of pipeline 5 can be between 10ml to 80ml
Volume, preferable volume between 15ml to 50ml, for supplying gas to a mask 14.
One or more pipelines 5 can be made of flexible and by PVC.
The upstream of pressure regulator 15 is oxygen relief valve 3.This oxygen relief valve can have body 21, and the body will
22 clip of barrier film is on the seat 23 in the oral area of gas cylinder 2.The body such as spring-loaded pin 24, the spring loaded pin pass through
Yoke 25 can be recalled to keep not piercing through barrier film 22.This can recall yoke by rope 26 to be connected to each of these masks 4
On, the mask 4 of release is kept into the length that the rope has the length being just shorter than needed for the passenger using it, is thus grasped
Mask 4 can pull yoke 25 to depart from pin 24, so as to discharge to discharge oxygen by the pin.The body is with from the puncture end of pin
Passage 27 of the region to the joint 28 for being connected to pipeline 29, so as to oxygen is guided to pressure regulator 15.
The body also spring-loaded plunger 31, the Spring-loaded plunger are bearing in the middle part of barrier film 22.Plunger 31
Outer end is connected in flag 32.If the oxygen pressure in gas cylinder 2 is reduced due to leakage, plunger 3 just makes barrier film 22 inclined
Turn and this is shown by flag 32.
The present invention is not intended to be limited to the details of embodiments described above.For example, the system can be with for washing
Only single mask 4 used in chamber wash.
Further as shown in Figure 2, the first optional pulsation can be increased device 41 to provide in pressure regulator 15
Downstream.Each oxygen line 5 can increase device 41 with the first pulsation.These are may be provided in cabin 1 in access tube
At the feed in road 5.Alternately, they are may be provided at corresponding mask 4.
As figure 4 illustrates, each first pulsation increases device 41 can be from pressure regulator 15 to corresponding pulsation
There is in the passage 43 of valve 14 restriction 42.In 42 downstream of restriction, branched bottom 44 leads to increase device reservoir 45, the increase device
Reservoir is arranged to be filled before the first pulsation is discharged by flutter valve 14.Another passage 46 is from the upstream of choke valve 42
Lead to the side of barrier film 47.The opposite side of barrier film 47 leads to branched bottom 44.
Barrier film 47 carries Tapered Cup 48, and the Tapered Cup is arranged to engage and be turned off with aperture 49, the aperture across
Bypass passage 44 is in the middle part of passage 43 and reservoir 45 between.Initially, Tapered Cup 48 by means of latch-bolt lock 50 in aperture 49
Outside.
In this state, before the user of corresponding mask 4 carries out first time air-breathing, reservoir 45 and pipeline 5 via
Passage 44 is filled with oxygen.When user carries out first time air-breathing, flutter valve 14 allows pipeline 5 and the oxygen conduct in reservoir 45
The first increased pulsation is entered in mask 4.Before the pressure rise in branched bottom 44, produced due to restriction 42
As a result it is on another 43 side of passage of barrier film 47 to set up pressure.This causes the differential pressure across barrier film 47, so as to move it
Obtain Tapered Cup 48 to sit in aperture 49.Then reservoir 45 is not filled and is not useable for increasing follow-up oxygen pulsation.Bullet
Latch lock 50 includes U-shaped spring clip 51, and the U-shaped spring clip is bonded on the groove in the back member of Tapered Cup 48 as lock pin
In 52, barrier film 47 is trapped between Tapered Cup 48 and back member.
The free end 53 of back member is conical.When differential pressure makes 47 displacement of barrier film, folder 51 is kept simultaneously by bearing 54
The mode at Qie Yiguo centers is through the spine 55 between groove and conical end 53.As long as which crosses Central places process, spring
Folder 51 acts against in conical end to keep the valve breakdown being made up of Tapered Cup 48 and keep aperture 49 to cut out.This
Afterwards, because for supply line 5 is filled in pulsation in succession every time, being that the volume of pipe determines the amount of oxygen in pulsation every time.
Claims (20)
1. a kind of source (2) of emergency oxygen supply system for aircraft, including compressed oxygen, in decrease in air pressure
In the case of discharge the device (3) of oxygen, at least one oxygen mask (4) from the source (2), for oxygen pulsation is discharged into this
Corresponding mechanical respiration in mask (4) or each mask activates valve (14), and for oxygen is discharged at this from the source
Mechanical respiration activates the pressure reducer (15) in the intermediate reservoirs (5) of flutter valve (14) upstream.
2. emergency oxygen supply system according to claim 1, wherein each mask (4) is via corresponding oxygen supply pipe
Road (5) is supplied with oxygen, the intermediate reservoirs or its be provided as the interior of one or more corresponding pipelines (5) at least partially
Portion's volume.
3. emergency oxygen supply system according to claim 1 and 2, the wherein mechanical respiration activate valve (14) or each machine
The breath actuated valve of tool is arranged at the mask (4) place.
4. the emergency oxygen supply system according to claim 2 and 3, the wherein mechanical respiration activate valve (14) by the mask
(4) carry, be connected on its pipeline (5), and being passed in the mask (4).
5. emergency oxygen supply system according to any one of claim 1 to 4, wherein each mask (4) are with leading to
(11, the first valve (11) for 12), being referred to as " inlet valve " (11) is provided for permitting the check-valves of a pair of routines of ambient air
Perhaps user is drawn ambient air in the mask (4) for oxygen uptake, and is referred to as second valve of " outlet valve " (12)
(12) it is provided for allowing from the mask (4) to exhale to environment.
6. emergency oxygen supply system according to claim 5, the wherein mechanical respiration activate valve (14) be " flutter valve ",
The type having is opened when the inlet valve causes pressure reduction in the introduced pressure drop in the mask (4) of air-breathing, machine
The opening of the breath actuated valve of tool (14) allows the oxygen that will be stored in the pipeline (5) to be discharged into the mask (4) as pulsation
In, and in release pulsation, the mechanical respiration activates valve (14) and is again switched off for the new arteries and veins of savings in pipeline (5)
Move required oxygen.
7. the emergency oxygen supply system according to any one of claim 2 to 6, the wherein pressure reducer (15) are for being
Multiple masks (4) supply the single pressure regulator of one or more pipelines (5) or be for each pipeline (5) several
Corresponding adjuster (15).
8. the emergency oxygen supply system according to claim 6 and 7, the wherein adjuster (15) or each adjuster are saved
Stream, to guarantee the amount as the discharged oxygen of every time pulsation during the oxygen being released in as pulsation in the pipeline (5)
Do not dramatically increase, this is by flowing for the product in the pipeline (5) through the adjuster (5) before the flutter valve is closed
Store pulsation next time to realize.
9. the emergency oxygen supply system according to any one of claim 6 to 8, wherein the emergency oxygen supply system bag
Including the first pulsation increases device (41), and first pulsation increases device to be included increasing device reservoir (45), and the increase device reservoir is arranged to
Fill hereafter to be kept apart for for the first time oxygen of pulsation and by stop valve, the stop valve is by from release the
Once pulse generation differential pressure and activate.
10. emergency oxygen supply system according to claim 9, plurality of first pulsation increase device (41) and are provided at
The downstream of the pressure regulator (15), at the feeding of corresponding one or more pipelines (5) or at this corresponding one or
Multiple mask (4) places.
The 11. emergency oxygen supply systems according to claim 9 or 10, wherein atmospheric pressure compensating equipment are provided to the pressure
On adjuster (15) or be arranged on the downstream of the pressure regulator, at the feeding of corresponding one or more pipelines (5)
Or at corresponding one or more masks (4) place.
12. emergency oxygen supply systems according to any one of claim 1 to 9, wherein the device for discharging oxygen
(3) including at least one in the following:Pneumatic flow relief valve (3), mechanically actuated valve, electric valve, pneumatically actuated valve, manually
Valve.
The 13. emergency oxygen supply systems according to claims 1 to 3, the wherein mechanical respiration activate valve (14) or each
Mechanical respiration activates valve or " flutter valve (14) " positioned at the mask (4) upstream, that is in the cabin (5) or the cabin upstream,
In the pressure reducer (15) downstream, the system includes pipeline (5) to the flutter valve (14), and the pipeline is formed in the flutter valve (14)
The reservoir of the mask in downstream.
Source (2) of the 14. emergency oxygen supply systems according to any one of claim 1 to 13, wherein oxygen is to be held
It is contained in and also houses at least one of the cabin of one or more masks gas cylinder that is ready to discharge or be with pipeline
Long-range gas cylinder (2), the pipeline lead to the cabin from this long-range gas cylinder (2).
The 15. emergency oxygen supply systems according to any one of claim 1 to 14, wherein the oxygen evolution valve (3) include
Body (21), by barrier film (22) clip to the seat (23) in the oral area in the gas cylinder (2), the body (21) carries bullet to the body
Spring loading pin (24), by recalling yoke (25) to keep not piercing through the barrier film (22), the yoke (25) passes through the spring loaded pin
Rope (26) grasps mask (4) being connected in each of these masks (4), thus and pulls the yoke (25) to disengage the pin
(24), so as to by pin release discharging oxygen, the body (21) is with the region from the puncture end of the pin to being connected to pipeline
(29) passage (27) of joint (28), so as to oxygen is guided to the pressure regulator (15).
16. emergency oxygen supply systems according to claim 15, the wherein body (21) spring-loaded plunger
(31), the Spring-loaded plunger is bearing on the middle part of the barrier film (22), outer end connection flag (32) of the plunger (31), so as to
If so that the pressure of the oxygen in the gas cylinder (2) is reduced due to leakage, the plunger (31) just deflects the barrier film (22), this
Shown by the flag (32).
A kind of 17. aircraft, the aircraft include the emergency oxygen supply according to any one of claim 1 to 16.
18. aircraft according to claim 17, wherein the emergency oxygen supply are accommodated in the cabin above passenger seat
(1) in, and the mask (4) or each mask are released to the mechanism of user in the case of being included in decrease in air pressure.
19. aircraft according to claim 18, wherein the emergency oxygen supply include the closing turnover panel (6) in the cabin (1),
The turnover panel (6) is connected in center switch (8) by electric wire by bolt-lock (7) maintenance, the bolt-lock, and the center switch is in cabin pressure
Power discharges the bolt-lock (7) in the case of declining, the release of the bolt-lock (7) cause the closing turnover panel (6) open and discharge this one
Individual or multiple masks (4) grasp for passenger and use.
20. aircraft according to claim 18, wherein being air pressure bolt by bolt-lock (7) of closing turnover panel (6) maintenance
Lock (7), e.g. solenoid release bolt-lock (7), the center switch are applied power in the event that cabin pressure declines
The solenoidal baroswitch (8) of the aircraft.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1411199.1 | 2014-06-24 | ||
GBGB1411199.1A GB201411199D0 (en) | 2014-06-24 | 2014-06-24 | Emergency oxygen supply system |
PCT/EP2015/063953 WO2015197542A1 (en) | 2014-06-24 | 2015-06-22 | Emergency oxygen supply system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106550594A true CN106550594A (en) | 2017-03-29 |
CN106550594B CN106550594B (en) | 2021-03-30 |
Family
ID=51410033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580033219.4A Active CN106550594B (en) | 2014-06-24 | 2015-06-22 | Emergency oxygen supply system |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP3160595B1 (en) |
CN (1) | CN106550594B (en) |
BR (1) | BR112016030015B1 (en) |
CA (1) | CA2958731C (en) |
ES (1) | ES2960622T3 (en) |
GB (1) | GB201411199D0 (en) |
RU (1) | RU2675333C1 (en) |
WO (1) | WO2015197542A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110270023A (en) * | 2018-03-15 | 2019-09-24 | 佐迪埃克航空技术公司 | A kind of system and method for conveying breathing gas to carry-on passenger |
CN110386252A (en) * | 2018-04-18 | 2019-10-29 | 佐迪埃克航空技术公司 | The method of aircraft Emergency Oxygen System and operation Emergency Oxygen System with switching device |
CN111792040A (en) * | 2019-04-05 | 2020-10-20 | 罗科威尔柯林斯股份有限公司 | Passenger oxygen mask descent region expander |
CN115317820A (en) * | 2022-07-25 | 2022-11-11 | 浙江吉利控股集团有限公司 | Vehicle-mounted oxygen supply lifesaving equipment and vehicle |
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CN109646782B (en) * | 2018-12-29 | 2024-03-22 | 惠州市美亚飞电器有限公司 | Manual pulse oxygen supply device and application method thereof |
US20210299483A1 (en) * | 2020-03-26 | 2021-09-30 | The Boeing Company | Apparatus, System, and Method for Pressure Altitude-Compensating Breath-Controlled Oxygen Release |
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- 2015-06-22 CA CA2958731A patent/CA2958731C/en active Active
- 2015-06-22 RU RU2017100989A patent/RU2675333C1/en active
- 2015-06-22 ES ES15731890T patent/ES2960622T3/en active Active
- 2015-06-22 EP EP15731890.8A patent/EP3160595B1/en active Active
- 2015-06-22 WO PCT/EP2015/063953 patent/WO2015197542A1/en active Application Filing
- 2015-06-22 BR BR112016030015-7A patent/BR112016030015B1/en active IP Right Grant
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110270023A (en) * | 2018-03-15 | 2019-09-24 | 佐迪埃克航空技术公司 | A kind of system and method for conveying breathing gas to carry-on passenger |
US11338158B2 (en) | 2018-03-15 | 2022-05-24 | Safran Aerotechnics Sas | System and a method for delivering breathing gas to passengers on-board an aircraft |
CN110386252A (en) * | 2018-04-18 | 2019-10-29 | 佐迪埃克航空技术公司 | The method of aircraft Emergency Oxygen System and operation Emergency Oxygen System with switching device |
CN111792040A (en) * | 2019-04-05 | 2020-10-20 | 罗科威尔柯林斯股份有限公司 | Passenger oxygen mask descent region expander |
CN111792040B (en) * | 2019-04-05 | 2023-09-19 | 罗科威尔柯林斯股份有限公司 | Passenger oxygen mask descent area expander |
CN115317820A (en) * | 2022-07-25 | 2022-11-11 | 浙江吉利控股集团有限公司 | Vehicle-mounted oxygen supply lifesaving equipment and vehicle |
Also Published As
Publication number | Publication date |
---|---|
WO2015197542A1 (en) | 2015-12-30 |
RU2675333C1 (en) | 2018-12-18 |
ES2960622T3 (en) | 2024-03-05 |
BR112016030015A2 (en) | 2017-08-22 |
GB201411199D0 (en) | 2014-08-06 |
CA2958731C (en) | 2022-03-29 |
CN106550594B (en) | 2021-03-30 |
BR112016030015B1 (en) | 2022-05-17 |
EP3160595A1 (en) | 2017-05-03 |
CA2958731A1 (en) | 2015-12-30 |
EP3160595B1 (en) | 2023-08-09 |
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