CN104436463B - The high tension transformer of head-up display on self-contained type's breathing apparatus - Google Patents
The high tension transformer of head-up display on self-contained type's breathing apparatus Download PDFInfo
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- CN104436463B CN104436463B CN201310550243.8A CN201310550243A CN104436463B CN 104436463 B CN104436463 B CN 104436463B CN 201310550243 A CN201310550243 A CN 201310550243A CN 104436463 B CN104436463 B CN 104436463B
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Abstract
The present invention relates to the high tension transformers of the head-up display on self-contained type's breathing apparatus.Embodiment is related to the mthods, systems and devices for monitoring and/or indicating the stress level in self-contained type's breathing apparatus (SCBA).Applicant have discovered that including the stress level that can be beneficial to monitor and indicate the air in SCBA into the high-pressure hose of SCBA by changer system, wherein high-pressure hose can be connected to pressure gauge and optionally siren.In some embodiments, converter is operable to sense or detect the pressure for flowing through the pressure-air of converter.In addition, converter may include processor, it is operable to for the signal for indicating pressure to be transferred to head-up display (HUD), wherein HUD can indicate stress level to the user of SCBA.
Description
Technical field
The disclosed embodiments are generally directed to monitor and indicate the air pressure or appearance in self-contained type's breathing apparatus
The device of amount.
Background technique
In general, analog or digital high-pressure gauge can be used in self-contained type's compressed air breathing apparatus (or SCBA), wherein the height
The air pressure of one or more containers (for example, tank or bottle) in pressure meter instruction SCBA.Air pressure level can refer to user
Show remaining available service life, so that user can plan when being for example somebody's turn to do (one or more) container emptied in safety collar
In border.However, the possible and inconvenient user of traditional analog or digital pressure gauge checks or reads when user wears SCBA,
Or not in the sight of user.It is mentioned applicant have discovered that user can be continuously using head-up display (or HUD)
The flat instruction of pressure supply water provides more obvious alarm (for example, always in sight) for user.For example, HUD can quilt
It is installed on the mask or mask of SCBA, and can be used the lamp of such as LED as indicator.Moreover, applicant have discovered that
HUD is wiredly or wirelessly connected to converter (transducer) may be advantageous, which is operable to monitor
Air pressure in SCBA.Therefore, it applicant has developed a kind of improved changer system, is operable to believe pressure
Number it is transferred to HUD.
Summary of the invention
It may include the embodiment of self-contained type's breathing apparatus in terms of the disclosure comprising: one or more gas cylinders；Decompression
Device；Mask, the mask have head-up display；Demand valve, the demand valve are operable to be attached to described
Mask；Middle pressure hose, medium pressure hose is from the reducing transformer to the demand valve, wherein the reducing transformer can be with institute
State demand valve fluid communication；Combined pressure gauge and siren；High tension transformer；Lower high-pressure hose, the lower high-pressure hose
Between the reducing transformer and the converter, wherein the reducing transformer can be in fluid communication with the converter；Upper high pressure is soft
Pipe, the upper high-pressure hose are located between the converter and the combined pressure gauge and siren, wherein the converter can
It is in fluid communication with the combined pressure gauge and siren, in which: the upper and lower high-pressure hose is operable to transferring high voltage air
With middle pressure air；And the converter may include high-pressure passage and middle pressure access.
In some embodiments, the converter may include jettron, the high pressure with high-pressure passage fluid communication
Sensor and processor, the processor have signal projector to communicate with the head-up display.In some realities
It applies in example, the upper and lower high-pressure hose can respectively include interior high-voltage tube and outer middle pressure pipe.In some embodiments, on described
It can be in fluid communication by the high-pressure passage in the converter with the high-voltage tube of lower high-pressure hose and can will be come from (one described
Or multiple) pressure-air of gas cylinder provides to the pressure gauge.In some embodiments, the middle pressure of the upper and lower high-pressure hose
Pipe can pass through the middle pressure passage in the converter and can provide the middle pressure air from the reducing transformer
The siren.In some embodiments, when the pressure-air from described (one or more) gas cylinder falls below default pole
In limited time, the middle pressure air from the reducing transformer can only be transmitted by the upper and lower high-pressure hose.In some embodiments, institute
Stating the high-pressure passage in converter may include main through track and branch line, and the branch line can be with the jettron (for example, opening
The piston of pass) it is in fluid communication.In some embodiments, the jettron can be activated by the pressure-air in the branch line, and
And wherein, the high pressure sensor can be placed in and be connected to the spur fluid by the movement of the jettron, thus the height
The detectable pressure of pressure sensor and be electric signal by pressure conversion, and wherein, the electric signal is transferred to the processing
Device, the processor can be communicated with the head-up display.In some embodiments, the head-up display can indicate institute
State the low pressure in (one or more) gas cylinder.
The other aspects of the disclosure include a kind of converter being used together with self-contained type's breathing apparatus (SCBA), it is described oneself
Standby formula breathing apparatus has head-up display (HUD), and the converter includes: main body, the main body have high-pressure passage and
Middle pressure access；Pressure sensor；And processor, in which: the high-pressure passage includes main through track and (divides from the main through track
Branch) branch line, the branch line is operable to be in fluid communication with the pressure sensor, and the pressure sensor is operable to machine
Tool pressure conversion is electric signal, and the processor is operable to transfer signals to the HUD.In some embodiments,
The converter further includes that there are two the jettrons of position for tool, wherein in first position, the jettron stops air stream
From the branch line to the pressure sensor, and in the second position, the jettron allows from the branch line to the sensing
The fluid communication of device.In some embodiments, the branch line can be in fluid communication with the jettron, and the position of the switch
Set the fluid flow that (it can be determined by the pressure in branch line) control flows to the sensor.In some embodiments, the gas
Dynamic switch can also activate electric power to the processor and/or sensor.For example, when the switch is in a second position, it is achievable
Circuit for battery.In some embodiments, the changer body may also include two connectivity ports and two connecting pins
Mouthful and be operable to allow the removable sealing of the high-pressure hose (such as upper and lower high-pressure hose) to be attached.The port can be with
The high-pressure passage and the interaction of middle pressure access, to come from institute when upper and lower high-pressure hose is attached to the converter
The pressure-air and the high-pressure passage for stating the interior high-voltage tube in hose are in fluid communication, and the outer tube in the hose
Middle pressure air and medium pressure passage.In some embodiments, the converter may also include high-pressure hose (energy
Operate into the pressure gauge and siren for being connected to combination) and lower high-pressure hose (be operable to be connected to reducing transformer or one or more
A gas cylinder), wherein the hose respectively includes interior high-voltage tube and outer middle pressure pipe.Moreover, in some embodiments, the processing
Device can be communicated via wireless transmission with the HUD.
The other aspects of the disclosure may include a kind of method renovated or upgrade existing self-contained type's breathing apparatus, described to provide for oneself
Formula breathing apparatus has pressure converter and head-up display, which comprises provides pressure converter and head-up display
Device；Pressure converter is integrated into high-pressure hose, which leads to (simulation) pressure gauge and/or police from reducing transformer
Flute；And head-up display is added to self-contained type's breathing apparatus mask, wherein pressure converter detects in high-pressure hose
Pressure-air and transfer signals to head-up display.In some embodiments, pressure converter can pass pressure-air
It is sent to pressure sensor and middle pressure air is transmitted to siren.In some embodiments, that pressure converter is integrated into high pressure is soft
It may include replacing existing high-pressure hose with upper and lower high-pressure hose in pipe, wherein lower high-pressure hose may be connected to reducing transformer, pressure
Force transducer may be connected to lower high-pressure hose, and upper high-pressure hose may be connected to converter, and pressure gauge/siren may be connected to
High-pressure hose.In some embodiments, standard buck device can be not modified or replace and/or reducing transformer can only have a height
Press access or port.In some embodiments, converter can be connected to head-up display via wired or wireless way.
The other aspects of the disclosure may include a kind of embodiment of device, which includes: pressure gauge；Siren；Converter；
Lower high-pressure hose；With upper high-pressure hose, in which: the converter and the upper and lower high-pressure hose are in fluid communication；It is described upper and
Lower high-pressure hose respectively includes interior high-voltage tube and outer middle pressure pipe；The converter includes high-pressure passage and middle pressure access；And institute
Converter is stated to be operable to sensing pressure and transfer signals to head-up display.In some embodiments, pressure-air
It is operable to by bottom hose, by high-pressure passage to converter, and by upper high-pressure hose to pressure gauge, and middle pressure is empty
Gas is operable to by lower high-pressure hose, middle pressure access and upper high-pressure hose to siren.In some embodiments, converter also wraps
Include jettron and high pressure sensor.In some embodiments, converter further includes the processor with signal projector,
In, the processor is communicated with high pressure sensor.It in some embodiments, include main through track by the high-pressure passage of converter
And branch line, wherein the branch line can be in fluid communication with jettron and thereby be in fluid communication with high pressure sensor.In some implementations
In example, described device further includes the mask with head-up display, wherein the mask is via reducing transformer and demand valve
It is in fluid communication with one or more gas cylinders.
The other aspects of the disclosure may include the embodiment of self-contained type's breathing apparatus comprising: one or more gas cylinders/
Pipe；Mask with head-up display, the head-up display are operable to indicate the residual air capacity in the gas cylinder；
Simulated pressure meter and siren；And converter, the converter and the pressure gauge and siren are in fluid communication, and are operable to based on institute
The pressure of sensing transfers signals to the head-up display, indicates remaining tankage size.In some embodiments, the equipment
Further include reducing transformer, is operable to press air in generation.In some embodiments, the reducing transformer may include in connection
It presses the port of hose (lead to demand valve and lead to mask) and (is operable to interior high pressure for connecting high-pressure hose
Transmit the pressure-air from gas cylinder and the middle pressure air from reducing transformer in pipe and the high-pressure hose of outer middle pressure pipe) port.
Therefore, the reducing transformer can only have a high pressure port.In some embodiments, the converter includes high-pressure passage in
Access is pressed, so that the pressure-air from gas cylinder is transferred to the pressure gauge, and the middle pressure air from the reducing transformer
It is transferred to the siren.In some embodiments, the equipment further includes upper high-pressure hose and lower high-pressure hose, is respectively wrapped
Include interior high-voltage tube and outer middle pressure pipe.In some embodiments, the converter further includes jettron and pressure sensor and tool
Have the processor of signal projector, wherein the high-pressure passage includes main through track and branch line, and the branch line with pneumatically open
It closes and is in fluid communication and thereby is in fluid communication with pressure sensor.
Detailed description of the invention
Now referring to the attached drawing, to be more fully understood from the disclosure and to understand its further details and can
The advantages of selecting, in the accompanying drawings:
Figure 1A -1C shows the exemplary embodiment of self-contained type's breathing apparatus system comprising has head-up display
Mask；
Fig. 2A -2B shows the exemplary embodiment of pressure gauge and siren system；
Fig. 3 A-3C shows the embodiment of changer system；
Fig. 4 A-4C shows the detailed view of the embodiment of the changer system of Fig. 3 C；
Fig. 5 A-5C shows the detailed view of the embodiment of the converter of Fig. 3 C；
Fig. 6 A-6D shows the detailed view of the embodiment of changer body；
Fig. 7 A-7C shows the detailed view of the embodiment of jettron；
Fig. 8 A-8B shows the embodiment of the changer system when not having air to flow through changer system；
Fig. 9 A-9B shows the embodiment of the changer system when pressure-air flows through changer system；And
Figure 10 A-10B show when pressure-air and it is middle pressure air flow through changer system when the changer system implementation
Example.
Specific embodiment
The definition briefly below of term should be applicable in throughout the application:
Term " includes " refers to, and should with it, the institute in patent context is usually used to it
Mode explain；
The phrase " in one embodiment ", " according to one embodiment " etc. are commonly referred to as the subsequent specific spy of the phrase
Sign, structure or characteristic are included at least one embodiment of the invention, and can be included in of the invention more than one
In embodiment (importantly, such phrase is not necessarily referring to same embodiment)；And
If specification points out component or feature "available", " can with ", " may ", " it is possible that " or " possibility " and is included
Or there is a characteristic, the specific component or feature it is not necessary to being included or with the characteristic.
In general, applicant have discovered that by changer system include self-contained type's breathing apparatus (SCBA) high pressure it is soft
Guan Zhongke is beneficial to monitor and indicate the stress level of the air in SCBA, wherein high-pressure hose can be connected to pressure gauge and appoint
Selection of land siren.In some embodiments, converter is operable to sense or detect the pressure for flowing through the pressure-air of converter.Separately
Outside, converter may include processor, be operable to for the signal about the pressure to be transferred to head-up display device (HUD),
In, HUD can indicate the stress level to the user of SCBA.
Figure 1A shows SCBA system 100 comprising mask 102, demand valve 104, one or more gas cylinder 110,
Middle pressure hose 106 and reducing transformer 124, demand valve 104 are operable to be connected to mask 102, and middle pressure hose 106 passes through
By demand valve 104(, it is also referred to as second level reducing transformer) fluid between (one or more) gas cylinder 110 and mask 102 is provided
Connection, reducing transformer 124 are operable to reduce the air pressure from gas cylinder 110, provide between gas cylinder 110 and middle pressure hose 106
Fluid communication.In some embodiments, gas cylinder 110 may include the pressure-air of such as about 4500 psi.Reducing transformer 124 can
Pressure-air from gas cylinder 110 is reduced to the middle pressure air of such as about 100 psi.In some embodiments, it supplies on demand
Air valve 104 be operable to for middle pressure air being reduced to it is approximately atmospheric pressure, then by the air delivery into mask 102.
In addition, SCBA system 100 may include suspender belt (harness) comprising shoulder belt 108, waistband 112 and/or bottle band
122.In some embodiments, SCBA may also include pressure gauge 118 and siren 119, wherein pressure gauge 118 and siren 119 can be through
It is in fluid communication by high-pressure hose 120 and (one or more) gas cylinder 110.In some embodiments, high-pressure hose 120 can be via drop
Depressor 124 is connected to gas cylinder 110.For example, in some embodiments, reducing transformer 124 may include high-pressure passage, press access in first
With second in press access, high-pressure passage is for high-pressure hose 120 to provide pressure-air to high-pressure gauge 118, and pressure is logical in first
Road is used for middle pressure hose 106, and pressure access provides middle pressure air to siren in second.Therefore, the reducing transformer 124 of Figure 1A can operate
It reduces at by the pressure-air of (one or more) gas cylinder 110 into middle pressure air, and by high pressure air transmission (via appropriate soft
The connection of pipe) pressure gauge 118 is arrived, middle pressure is transmitted into pair demand valve 104 and middle pressure air is transferred to siren
119.In general, high-pressure hose 120 includes high-pressure passage and middle pressure access and is connected to reducing transformer 124, thus pressure-air with
Middle pressure air can be transmitted the high-pressure gauge 118 and siren 119 of combination.In figure 1A, reducing transformer 124 has only one high pressure
Access/port (for being attached high-pressure hose 120).In some embodiments, pressure gauge 118 and siren 119 are operable to monitor
Air pressure in gas cylinder 110 and the user that SCBA is reminded when pressure reduction is to lower than default or limit value.
Turning now to Figure 1B and 1C, the detailed view of 104 embodiment of mask 102 and demand valve is shown, wherein face
Cover 102 may include head up display (HUD) 140.In some embodiments, HUD 140 may include that one or more lamp 142(exist
Shown in Fig. 1 C), when user dresses mask 102 it can be seen that the one or more lamp 142.In some embodiments, one
Or multiple lamps 142 may include multiple LED light, wherein LED light may include one of following or a variety of: a kind of color, Duo Zhongyan
Color, the color of variation, flashing LED or combination.In some embodiments, HUD 140 can be used for reminding user's gas cylinder 110 of SCBA
In stress level.In other embodiments, HUD 140 can remind user when stress level reaches predeterminated level.Some
In embodiment, HUD 140 can be used together with pressure gauge 118 with siren 119.In some embodiments, HUD 140 may include listening
The alarm 144 that must be seen and optical sensor 146, the optical sensor 146 are operable to change the bright of LED according to environment light condition
Degree.
Regardless of specific configuration, embodiment is usually by the pressure-air from (one or more) gas cylinder 110 and (decompression
After device 124 is depressured) in pressure air provide to high-pressure hose 120.Fig. 2A -2B, which is shown, flows to pressure gauge 118 and siren 119
Example high-pressure air stream 204 and middle pressure air stream 202.In fig. 2, pressure-air 204 can be higher than about 55 bars, and
And pressure gauge 118 can be flowed to by reducing transformer 124 and high-voltage tube 120, wherein pressure-air 204 can be followed by reducing transformer 124
With the particular path of pipe 120, as indicated.In fig. 2b, the pressure-air 204 for flowing through reducing transformer 124 and pipe 120 can be lower than
About 55 bars, and middle pressure air can be activated to reducing transformer 124 and high-voltage tube 120 flows to siren 119.In some implementations
In example, middle pressure air 202 can flow through the particular path in reducing transformer 124 and pipe 120, as indicated.
Fig. 3 A-3C shows the remodeling of the standard high-voltage hose 120 of exemplary SCBA 100, wherein changer system 300
It can be included in SCBA 100.In some embodiments, changer system 300 may include high tension transformer 320, wherein become
Parallel operation 320 can be between gas cylinder 110 and pressure gauge 118 and siren 119.In the embodiment shown in Fig. 3 C, high-pressure hose 120
It can be replaced by upper high-pressure hose 302 and lower high-pressure hose 304, and converter 320 can be located at upper high-pressure hose 302 and lower high pressure
Between hose 304.In the embodiment shown in Fig. 3 C, upper high-pressure hose 302 can be located at converter 320 and combined pressure gauge
Between 118 and siren 119, and lower high-pressure hose 304 can be between reducing transformer 124 and converter 320.In some embodiments
In, upper high-pressure hose 302 and lower high-pressure hose 304 may include steel pipe.
Fig. 4 A shows the exploded view of changer system 300, and changer system 300 includes converter 320, upper high-pressure hose
302, lower high-pressure hose 304 and combined pressure gauge 118 and siren 119(however in some embodiments, can be used separation
Pressure gauge and siren).In some embodiments, converter 320 can be connected to upper and lower high-pressure hose via group cartridge screw 402.
In some embodiments, converter 320 may include upper connectivity port 404, and upper connectivity port 404 is operable to receive high pressure soft
At least part of pipe 302.In addition, converter 320 may include lower connectivity port 406, lower connectivity port 406 is operable to receive
At least part of upper high-pressure hose 304.In some embodiments, changer system 300 may include one or more connectors,
Its component for being operable to connection system 300.For example, the first connector 420 is operable to upper high-pressure hose 302 passing through upper company
It connects port 404 and is connected to converter 320.In addition, the second connector 422 is operable to lower high-pressure hose 304 passing through lower connection
Port 406 is connected to converter 320.In some embodiments, third connector 424 is operable to connect lower high-pressure hose 304
It is connected to reducing transformer 124, as shown in Figure 1.Such connector usually can with corresponding component cooperate be formed sealing (for example, gas
Close) connection, it can removably be connected.
Fig. 4 B-4C shows high-pressure hose 302 and combined pressure gauge 118 and siren 119 and lower high-pressure hose
304 exemplary embodiment.In some embodiments, upper high-pressure hose 302 is operable to both transferring high voltage and middle pressure air,
Wherein, upper high-pressure hose 302 may include interior high-voltage tube 410 and outer middle pressure pipe 412.In some embodiments, interior high-voltage tube 410 can
Including pressure tight metal material, and outer middle pressure pipe 412 may include rubber material.In some embodiments, lower high-pressure hose 304
It is operable to both transferring high voltage and middle pressure air, wherein lower high-pressure hose 304 may include interior high-voltage tube 414 and outer middle pressure pipe
416.In some embodiments, interior high-voltage tube 414 may include pressure tight metal material, and outer middle pressure pipe 416 may include rubber material
Material.
Fig. 5 A shows the exploded view of the embodiment of high tension transformer 320.Converter 320 may include shell 502, shell
502 have upper cover 504 and lower cover 506, wherein the lid can remain to shell 502 by such as screw 505 and 507 in assembling.
In some embodiments, converter 320 may include changer body 512, wherein main body 512 is operable to keep component just
Position is in converter 320.In addition, changer body 512 may include 404 He of one or more air flues and connectivity port
406.In some embodiments, high pressure sensor 514 can be coupled to changer body 512(for example, operation is logical at detection high pressure
Air pressure in road).In general, mechanical pressure can be read (for example, compression based on spring) conversion by pressure sensor 514
For the corresponding electric signal of indicating cover pressure reading.In some embodiments, converter 320 may include processor 510, and
In the embodiment of Fig. 5 A, processor may include printed circuit board (PCB) component.PCB component 510 can usually be connected to high pressure sensing
Device 514, so that PCB component 510 is operable to handle the pressure reading from sensor 514 and generate based on institute's detection pressure
Signal.For example, PCB component 510 is operable to be converted to the pressure reading from sensor 514 remaining sky in instruction gas cylinder
The signal of tolerance, and then communicated with the HUD of SCBA.In some embodiments, converter 320 may include battery 508, battery
508 can be maintained in shell 502 by battery cover 509.In some embodiments, converter 320 may include jettron 516, gas
Dynamic switch 516 can be connected to PCB component 510 and battery 508, so that jettron 516 is operable to control battery 508 and PCB
Connection between component 510.In some embodiments, jettron 516 can contact with piston component 518 or may include piston
Component 518, wherein piston component 518 is operable to move between at least two positions a, wherein position can activate gas
It moves switch 516 and another position can deactivate jettron 516.Therefore for example, in fig. 5, coming from high-pressure passage 530
Air (passing through changer body 512) can on jettron 516 operation (thus battery 508 only when there are pressure to
Sensor 514 and/or processor 510 provide electric power).Moreover, in fig. 5, when jettron 516 is activated, high-pressure passage
Can be in fluid communication with pressure sensor 514 (mechanical pressure can be converted to electric signal by it, so as to by processor carry out analysis and
Transmission).
Fig. 5 B shows converter 320 and PCB component 510, high pressure sensor 514, battery 508 and jettron 516
Between wired connection.In general, the anode of battery 508 can be connected to jettron 516 with the first positive electric wire 520.Positive connection can
To continue through jettron 516 via the second positive electric wire 521 to PCB component 510.In some embodiments, PCB component 510
The negative terminal of battery 508 can be connected to via negative electricity line 522.Positive electric wire 520 and 521 can be connected to jettron 516 and make: when opening
When pass 516 is activated, circuit is completed and electric power is provided from battery 508 to PCB component 510；And when switch 516 is deactivated
When, it is provided from battery 508 to PCB component 510 without electric power.In some embodiments, PCB component can also be via one or more
Signal wire 524 is connected to high pressure sensor 514, and the signal wire 524 is operable to will be from the sensor reading of sensor 514
PCB component 510(is transferred to as electric signal).
In addition, Fig. 5 B and 5C show the exemplary air access across changer body 512, wherein Fig. 5 C is along figure
The view for the converter 320 that the line C-C of 5B is seen.Main body 512 may include the high-pressure passage between connectivity port 404 and 406
530, wherein high-pressure passage 530 may also include branch 532.In other words, high-pressure passage may include main line 530(in port end
Between 404 and 406) and branch line 532(lead to jettron 516 and thereby lead to pressure sensor 514).Main body 512 can also wrap
Include the middle pressure access 534 between connectivity port 404 and 406.
Fig. 6 A-6D shows the more details of exemplary transducer main body 512.Main body may include being located at high pressure sensor
Chamber 602 between 514 and 518/ jettron 516 of piston component.The chamber 602 can be selected with the branch 532 of high-pressure passage 530
Property be in fluid communication, allow when high pressure air flow crosses high-pressure passage 530 with the air filled cavity 602 from branch 532.It changes
Sentence is talked about, the chamber 602 of Fig. 6 B-C can pressure only in branch 532 it is sufficiently large when be in fluid communication (certainly, with branch 532
In other embodiments, chamber 602 and/or pressure sensor 514 can always connect with branch 532 and/or 530 fluid of high-pressure passage
It is logical).In some embodiments, sensor 514 is operable to sensing chamber 602(in some embodiments, can be branch line 532
A part) in air pressure.In some embodiments, piston component 518 is operable to move between at least two positions
It is dynamic, wherein first position is shown in fig. 6b and the second position is shown in figure 6 c.As separated shown in size 604, if branch
Road 532 is filled with pressure-air, then piston 518 can be pulled to the higher second position (forced air in branch line 532 acts on
On piston).In some embodiments, piston component 518 can be spring-loaded, wherein spring 608 can be by piston 518
Towards first position bias shown in Fig. 6 B.Therefore, if filling branch 532 without air, piston 518 can be at first
It sets, but when sufficiently large pressure fills branch 532, piston 518 can be moved into the second position.In some embodiments, such as
Pressure in fruit caving is less than about 10 bars, then piston 518 can be at first position, and greater than about 10 bars of pressure (for example) can provide
Mechanical force is so that piston 518 is moved to the second position.When piston 518 is in the second position, chamber 602 can be flowed with branch 532
Body connection (thus being in fluid communication with high-pressure passage 530).In some embodiments, when piston 518 is in the second position, such as scheme
Shown in 6C, the engageable jettron 516(of piston 518 itself so that electric power can be activated to processor 510 and/or sensor 514).Figure
6D is the view along the line D-D of Fig. 6 B changer body 512 seen.In figure 6d, it can be seen that middle pressure access 534.Middle pressure is logical
Road 534 is oriented such that it does not interfere with high-pressure passage 530 or branch 532, but is to provide the bypass by main body 512, from
And the middle pressure air from bottom hose connection 406 can lead to top hose connection 404.
Fig. 7 A-7C shows the more details of jettron 516.In some embodiments, jettron 516 may include
One wire connector 702 and the second wire connector 704.In some embodiments, the first wire connector 702 may be connected to
One positive electric wire 520 and the second wire connector 704 may be connected to the second positive electric wire 521, as shown in Figure 5 B.In some embodiments
In, jettron 516 may include metal plate 706, and metal plate 706 is connected to the second wire connector 704.Metal plate 706 can be grasped
It is made and is bent between at least two positions along the vertical direction and/or mobile, wherein first position is shown and the in figure 7b
Two positions are shown in fig. 7 c.In some embodiments, switch 516 may also include spring 708, wherein spring be operable to by
First position bias of the metal plate 706 towards Fig. 7 B.In some embodiments, if piston component 518 increases, metal plate
706 can be moved into the second position of Fig. 7 C, wherein 518 compressible spring 708 of piston, so that metal plate 706 be allowed to be increased to
Two positions.In some embodiments, it when metal plate 706 is in first position, can not be connect with the first wire connector 702
Touching, but when being moved to the second position, plate 706 contacts the first wire connector 702.Therefore, when metal plate 706 is increased to
When two positions, completes wired connection and PCB component 510 is from the reception electric power of battery 508, as shown in Figure 5 B.
Fig. 8 A-8B shows the (pressure gauge in such as Fig. 8 A when not having air to flow through hose 302 and 304 or converter 320
Shown in 118) embodiment of changer system 300.Piston component 518 can be at first position, and to which jettron 516 can
It is deactivated, so that being supplied to PCB component 510 from battery 508 without electric power.The time can be not used in changer system 300 in this
Save the electric power storage in battery 508.
Fig. 9 A-9B is shown to be become (as shown in the pressure gauge 118 in Fig. 9 A) when pressure-air flows through changer system 300
The embodiment of transformer system 300.For example, pressure-air can flow through the interior high-voltage tube 414 of high-pressure hose 304, into converter master
The high-pressure passage 530 of body 512 flows out converter 320 by the high-voltage tube 410 of high-pressure hose 302, then flows to pressure gauge 118.
In some embodiments, pressure-air may be from high pressure gas cylinder 110(for example, passing through lower high-pressure hose 304 via reducing transformer 124
Transmission).In addition, pressure-air can enter the branch 532 of high-pressure passage 530, and mutual with the piston of jettron 516 518
Effect, shifts piston component 518 onto the second position.This achievable wire circuit allows battery 508 to supply PCB component 510
Electricity.Chamber 602 and branch 532 may make to be in fluid communication in addition, piston 518 is moved to its second position, so that pressure sensor 514
It can be in fluid communication and detect the air pressure of gas cylinder 510 with high-pressure passage 530.Pressure reading from sensor 514 can quilt
Signal is converted to, which can be converted by PCB component 510 and/or be transferred to HUD via electric wire, wireless mode, bluetooth etc.
140, as shown in Figure 2.In addition, pressure-air can arrive pressure gauge 118 by the high-voltage tube 410 of upper high-pressure hose 302.Therefore, high
The stress level of pressure air can be reflected in pressure gauge 118 and be reflected by HUD 140.Therefore, embodiment can provide pressure
Simulated pressure reading in head-up display and pressure gauge 118.
Figure 10 A-10B shows an embodiment, wherein the pressure of pressure-air has been reduced below predeterminated level, example
Such as from about 55 bars (as shown in the pressure gauge 118 in Figure 10 A).In this case, siren 119 can be activated, and middle pressure air is then
By the middle pressure pipe 416 of lower high-voltage tube 304, into the middle pressure access 534 of converter 320, and pass through upper high-pressure hose 302
Middle pressure pipe 412 arrives siren 119.In some embodiments, high-voltage tube 410 can continue to be in fluid communication with pressure gauge 118 (even if siren
119 sounding), to for example provide simulated pressure reading.In some embodiments, the high-voltage tube 410 of upper high-pressure hose 302 can be with
Pressure gauge 118 is in fluid communication, and the middle pressure pipe 412 of upper high-pressure hose 302 can be in fluid communication with siren 119.In addition, PCB component
510 can continue to communicate with HUD 140, wherein HUD 140 can indicate the low pressure at predetermined minimum value.In some embodiments,
The minimum value of HUD 140 can be equal to the minimum value of siren 119, and in other embodiments, siren 119 and HUD 140 are most
Small value can be different.In addition, HUD 140 may include multiple instruction grades, wherein the instruction can correspond to multiple pressure water
It is flat.In some embodiments, PCB component 510 sustainably and/or is periodically communicated with HUD 140.
In some embodiments, pressure converter and HUD can be used for renovating or upgrading existing SCBA.It is a kind of illustrative
Method can include: pressure converter and HUD are provided；Pressure converter is integrated into high-pressure hose, the high-pressure hose is from decompression
Device leads to pressure gauge and/or siren (for example, combined pressure gauge and siren)；HUD is added to SCBA mask, wherein pressure
Converter detects the pressure-air in high-pressure hose and transfers signals to HUD.In general, pressure converter can be by pressure-air
It is transmitted to pressure sensor and middle pressure air is transmitted to siren.In some embodiments, pressure converter is integrated into high pressure
It can need to replace existing high-pressure hose with upper and lower high-pressure hose in hose, wherein lower high-pressure hose may be connected to reducing transformer
(high-pressure passage), pressure converter may be connected to lower high-pressure hose, and upper high-pressure hose may be connected to converter, and pressure
Meter/siren may be connected to high-pressure hose.In general, standard buck device can need not be modified or substituted, and reducing transformer can only have
There is a high-pressure passage/port.Therefore, can mainly by removal standard high-voltage hose and with lower high-pressure hose, converter and
Upper high-pressure hose alternate standard high-pressure hose, to install converter.In some embodiments, converter can also be (via for example having
Line or wireless mode) it is connected to HUD.Pressure converter could generally have high-pressure passage and middle pressure access, and upper and lower high pressure
Hose may include interior high-voltage tube and outer middle pressure pipe.
Attached drawing discussed above provide various exemplary means, system and manufacture and use such device technology and
The example of method.These diagrams are only exemplary.The scope of the present disclosure extends to except above-mentioned particular example, covers this
The full scope (including all equivalents) of creative concept.
Although the various embodiments according to principle disclosed herein, those skilled in the art have been shown and described above
Member can modify it without departing from the spirit or teaching of the disclosure.It is public by combining, integrating and/or omit
Open alternate embodiment obtained from the feature of embodiment also within the scope of this disclosure.Embodiment described herein be only to represent
Property, it is not intended to it is restrictive.Many variations, combination and modification are possible and within the scope of this disclosure.Cause
This, protection scope is not limited by the description set out above but defined by the appended claims, which includes the master of claim
Inscribe all equivalents of content.In addition, any advantages and features described above can be related to specific embodiment, but should not incite somebody to action
The application for the claim so issued is limited to complete any or all above-mentioned advantage or has any or all above-mentioned spy
The process and structure of sign.
In addition, sub-section titles used herein are used for the purpose of consistent with the suggestion of 37C.F.R.1.77 or provide text
The prompt of chapter structure.These titles should not be limited or be limited described in any claim that may be issued from the disclosure
(one or more) inventions.Particularly and as an example, claim should not be by although title is known as " technical field "
Selected language is limited to describe so-called field under the title.In addition, the technical description in " background technique " should not be managed
Solution is to recognize that a certain technology is the prior art of any (one or more) inventions in the disclosure." summary of the invention " also should not be by
It is interpreted as the limited features of (one or more) inventions described in appended claims.In addition, the so-called any list of the disclosure
" invention " of number form formula, which should not be used to make excuses, only has individual event novelty in the disclosure.It can be according to the multinomial power issued from the disclosure
Limited features that benefit requires illustrate multinomial invention, and such claim correspondingly limits and thus receives (one of protection
Or it is multinomial) invention and its equivalent.As it is used herein, term " includes " should be broadly interpreted as to refer to include but
Be not limited to, and according to its usual usage in patent context refer to include rather than limit (to also may be present other
Element).In all situations, its range should be considered in claim itself according to the disclosure, without should be by this paper institute
The title of displaying constrains.
Claims (9)
1. a kind of self-contained type's breathing apparatus (100), comprising:
One or more gas cylinders (110)；
Reducing transformer (124)；
Mask (102), the mask (102) have head-up display (140)；
Demand valve (104), the demand valve (104) are operable to be attached to the mask (102)；
Middle pressure hose (106), medium pressure hose (106) from the reducing transformer (124) to the demand valve (104),
In, the reducing transformer (124) and the demand valve (104) are in fluid communication；
Combined pressure gauge (118) and siren (119)；
High tension transformer (320)；
Lower high-pressure hose (304), the lower high-pressure hose (304) be located at the reducing transformer (124) and the converter (320) it
Between, wherein the reducing transformer (124) and the converter (320) are in fluid communication；
Upper high-pressure hose (302), the upper high-pressure hose (302) are located at the converter (320) and the combined pressure gauge
(118) between siren (119), wherein the converter (320) and the combined pressure gauge (118) and siren (119) flow
Body connection,
Wherein:
The upper and lower high-pressure hose (302) and (304) are operable to transferring high voltage air and middle pressure air；And
The converter (320) includes high-pressure passage (530) and middle pressure access (534)；
Medium pressure access (534) includes through track；And
The converter (320) includes jettron (516), the high pressure sensor with the high-pressure passage (530) fluid communication
(514) and processor (510), the processor (510) have signal projector so as to the head-up display
(140) it communicates.
2. equipment (100) as described in claim 1, wherein the upper and lower high-pressure hose (302) and (304) respectively include
Interior high-voltage tube (410) and (414) and outer middle pressure pipe (412) and (416).
3. equipment (100) as claimed in claim 2, wherein the high-voltage tube of upper and lower high-pressure hose (302) and (304)
(410) and (414) be in fluid communication by high-pressure passage (530) in the converter (320) and will from one or
The pressure-air of multiple gas cylinders (110) is provided to the pressure gauge (118), and wherein, the upper and lower high-pressure hose (302)
(304) middle pressure pipe (412) and (416) is in fluid communication by the middle pressure access (534) in the converter (320) and will
Middle pressure air from the reducing transformer (124) is provided to the siren (119).
4. equipment (100) as described in claim 1, wherein the high-pressure passage (530) in the converter (320) includes master
Through track and branch line (532), and the branch line (532) and the jettron (516) are in fluid communication, wherein it is described pneumatic
It switchs (516) to be activated by the pressure-air in the branch line (532), and wherein, the movement of the jettron (516) is by institute
It states high pressure sensor (514) and is placed in and be in fluid communication with the branch line (532), thus the high pressure sensor (514) detectable pressure
Power and be electric signal by pressure conversion, and wherein, the electric signal is transferred to the processor (510), the processing
Device (510) is communicated with the head-up display (140).
5. the converter (320) that one kind is used together with self-contained type's breathing apparatus (100), self-contained type's breathing apparatus (100)
With head-up display (140), the converter (320) includes:
Main body (512), the main body (512) have high-pressure passage (530) and middle pressure access (534)；
Pressure sensor (514)；With
Processor (510),
Wherein:
Medium pressure access (534) includes through track；
The high-pressure passage (530) includes main through track and the branch line (532) from the main through track branch,
The branch line (532) is operable to be in fluid communication with the pressure sensor (514),
The pressure sensor (514) is operable to mechanical pressure being converted to electric signal, and
The processor (510) is operable to transfer signals to the head-up display (140).
6. converter (320) as claimed in claim 5 further includes that there are two the jettrons (516) of position for tool, wherein
First position, the jettron (516) stop air stream from the branch line (532) to the pressure sensor (514), and
The second position, the jettron (516) allow the fluid communication from the branch line (532) to the pressure sensor (514).
7. converter (320) as claimed in claim 6, wherein the branch line (532) and the jettron (516) fluid
Connection, and the position control of the switch (516) flows to the fluid flow of the sensor (514), and wherein, the gas
Dynamic switch (516) activates electric power to the processor (510) and sensor (514).
8. converter (320) as claimed in claim 5, wherein the changer body (512) includes two connectivity ports
(404) and (406), two connectivity ports (404) and (406) are operable to allow upper and lower high-pressure hose (302) and (304)
It can remove sealing attachment, and wherein, the port (404) and (406) and the high-pressure passage (530) and middle pressure access
(534) it interacts, to come when the upper and lower high-pressure hose (302) and (304) are attached to the converter (320)
Connect from the pressure-air and the high-pressure passage (530) fluid of inner tube (410) and (414) in the hose (302) and (304)
It is logical, and the middle pressure air and medium pressure access of the outer tube (412) and (416) in the hose (302) and (304)
(534) it is in fluid communication.
9. a kind of method of renovation or upgrading self-contained type's breathing apparatus (100), comprising:
Pressure converter (320) and head-up display (140) are provided；
High-pressure hose (302) and lower high-pressure hose (304) in offer, wherein the upper and lower high-pressure hose (302) and (304)
The two is respectively operable to transferring high voltage air and middle pressure air；
The pressure converter (320) are integrated using the upper and lower high-pressure hose (302) and (304), from reducing transformer (124)
Lead to the pressure gauge (118) and siren (119) of self-contained type's breathing apparatus (100)；And
The head-up display (140) is added to self-contained type's breathing apparatus mask (102), wherein the pressure converter
(320) it detects the pressure-air in the high-pressure hose (120) and transfers signals to the head-up display (140).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310550243.8A CN104436463B (en) | 2013-09-19 | 2013-11-08 | The high tension transformer of head-up display on self-contained type's breathing apparatus |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2013/083850 WO2015039321A1 (en) | 2013-09-19 | 2013-09-19 | High pressure transducer for head-up-display device on self contained breathing apparatus |
| CNPCT/CN2013/083850 | 2013-09-19 | ||
| CN201310550243.8A CN104436463B (en) | 2013-09-19 | 2013-11-08 | The high tension transformer of head-up display on self-contained type's breathing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104436463A CN104436463A (en) | 2015-03-25 |
| CN104436463B true CN104436463B (en) | 2019-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310550243.8A Active CN104436463B (en) | 2013-09-19 | 2013-11-08 | The high tension transformer of head-up display on self-contained type's breathing apparatus |
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| CN (1) | CN104436463B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111330183A (en) * | 2020-04-03 | 2020-06-26 | 上海宝亚安全装备股份有限公司 | Head-up display device for air respirator mask and using method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2475424Y (en) * | 2001-06-05 | 2002-02-06 | 李泉 | Intelligent compoiste respirator |
| CN201453611U (en) * | 2009-07-09 | 2010-05-12 | 复旦大学附属中山医院 | A ventilator transducer |
| CN102228319A (en) * | 2011-05-25 | 2011-11-02 | 浙江大学 | Multisensor-integrated intelligent helmet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070113856A1 (en) * | 2005-11-22 | 2007-05-24 | General Electric Company | Respiratory monitoring with cannula receiving respiratory airflows |
-
2013
- 2013-11-08 CN CN201310550243.8A patent/CN104436463B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2475424Y (en) * | 2001-06-05 | 2002-02-06 | 李泉 | Intelligent compoiste respirator |
| CN201453611U (en) * | 2009-07-09 | 2010-05-12 | 复旦大学附属中山医院 | A ventilator transducer |
| CN102228319A (en) * | 2011-05-25 | 2011-11-02 | 浙江大学 | Multisensor-integrated intelligent helmet |
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|---|---|
| CN104436463A (en) | 2015-03-25 |
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