CN104436463A - High-pressure converter of head-up display used on self-contained breathing apparatus - Google Patents
High-pressure converter of head-up display used on self-contained breathing apparatus Download PDFInfo
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Abstract
The invention relates to a high-pressure converter of a head-up display (HUD) used on a self-contained breathing apparatus (SCBA) and a method, system and device used for monitoring and/or indicating pressure level in the SCBA. An applicant has found that pressure level of air in the SCBA can be conveniently monitored and indicated by applying a converter system to a high-pressure hose of the SCBA, wherein the high-pressure hose can be connected with a pressure meter and optionally a siren. In some embodiments, the converter can be operated to sense or detect pressure of high-pressure air flowing through the converter. In addition, the converter can comprise a processor, the processor can be operated to transmit indication pressure signals to the HUD, and the HUD can indicate pressure level to a user of the SCBA.
Description
Technical field
The disclosed embodiments relate generally to is for monitoring and indicate the device of air pressure in self-contained type's breathing apparatus or capacity.
Background technology
Usually, self-contained type's compressed air breathing apparatus (or SCBA) can use analog or digital high-pressure gauge, wherein, and the air pressure of the one or more containers (such as, tank or bottle) in this high-pressure gauge instruction SCBA.The service life that air pressure level can indicate residue available to user, thus user can plan when being such as in security context during (one or more) container emptied.But, when user wears SCBA, traditional analog or digital pressure gauge may and inconvenient user check or read, or not in the sight line of user.Applicant has been found that using head-up display (or HUD) can be continuously user provides the instruction of stress level or provide more significantly alarm (such as, always in sight line) for user.Such as, on the mask that HUD can be installed to SCBA or face shield, and the lamp of such as LED can be used as indicator.And applicant has been found that it may be favourable that HUD is wire or wirelessly connected to converter (transducer), and this converter can operate into the air pressure in supervision SCBA.Therefore, applicant has developed a kind of changer system of improvement, it can operate into and pressure signal is transferred to HUD.
Summary of the invention
Aspect of the present disclosure can comprise the embodiment of self-contained type's breathing apparatus, and it comprises: one or more gas cylinder; Reducing transformer; Face shield, described face shield has head-up display; Demand valve, described demand valve can operate into and be attached to described face shield; Middle pressure flexible pipe, described middle pressure flexible pipe is from described reducing transformer to described demand valve, and wherein, described reducing transformer can be communicated with described demand valve fluid; The pressure gauge of combination and siren; High tension transformer; Lower high-pressure hose, described lower high-pressure hose is between described reducing transformer and described converter, and wherein, described reducing transformer can be communicated with described converter fluid; Upper high-pressure hose, described upper high-pressure hose is between the pressure gauge and siren of described converter and described combination, wherein, described converter can be communicated with siren fluid with the pressure gauge of described combination, wherein: described upper and lower high-pressure hose can operate into transferring high voltage air and middle pressure air; And described converter can comprise high-pressure passage and middle pressure path.
In certain embodiments, described converter can comprise jettron, the high pressure sensor be communicated with described high-pressure passage fluid and processor, and described processor has signal projector to communicate with described head-up display.In certain embodiments, described upper and lower high-pressure hose can comprise inner high voltage pipe and outer middle pressure pipe separately.In certain embodiments, the high-voltage tube of described upper and lower high-pressure hose is communicated with by the high-pressure passage fluid in described converter and the pressure-air from described (one or more) gas cylinder can be provided to described pressure gauge.In certain embodiments, the middle pressure pipe of described upper and lower high-pressure hose is by pressing passage in described converter and can by from pressing air to be provided to described siren in described reducing transformer.In certain embodiments, when the pressure-air from described (one or more) gas cylinder is reduced to lower than predetermined limit, from pressing air in described reducing transformer only by described upper and lower high-pressure hose transmission.In certain embodiments, the high-pressure passage in described converter can comprise main through track and branch line, and described branch line can be communicated with described jettron (such as, the piston of switch) fluid.In certain embodiments, described jettron can be activated by the pressure-air in described branch line, and wherein, described high pressure sensor can be placed in and be communicated with described spur fluid by the movement of described jettron, thus the detectable pressure of described high pressure sensor and pressure is converted to the signal of telecommunication, and wherein, the described signal of telecommunication is transferred to described processor, described processor can communicate with described head-up display.In certain embodiments, described head-up display can indicate the low pressure in described (one or more) gas cylinder.
Other side of the present disclosure comprises a kind of converter used together with self-contained type's breathing apparatus (SCBA), described self-contained type's breathing apparatus has head-up display (HUD), described converter comprises: main body, and described main body has high-pressure passage and middle pressure path; Pressure sensor; And processor, wherein: described high-pressure passage comprises main through track and (from described main through track branch) branch line, described branch line can operate into and be communicated with described pressure sensor fluid, described pressure sensor can operate into and mechanical pressure is converted to the signal of telecommunication, and described processor can operate into and transfers signals to described HUD.In certain embodiments, described converter also comprises the jettron with two positions, wherein, in primary importance, described jettron blocks air stream is from described branch line to described pressure sensor, and in the second place, described jettron allows to be communicated with from described branch line to the fluid of described sensor.In certain embodiments, described branch line can be communicated with described jettron fluid, and the position of described switch (it can be determined by the pressure in branch line) control flow check is to the fluid flow of described sensor.In certain embodiments, described jettron also can activate electric power to described processor and/or sensor.Such as, when the switch is in a second position, it can complete the circuit for battery.In certain embodiments, described changer body also can comprise two connectivity ports and, two connectivity ports and the removed sealing that can operate into the described high-pressure hose of permission (such as upper and lower high-pressure hose) are attached.Described port can interact with described high-pressure passage and middle pressure path, thus when upper and lower high-pressure hose is attached to described converter, pressure-air from the inner high voltage pipe in described flexible pipe is communicated with described high-pressure passage fluid, and from pressing air and described middle pressure passage in the outer tube in described flexible pipe.In certain embodiments, described converter also can comprise high-pressure hose (can operate into the pressure gauge and siren that are connected to combination) and lower high-pressure hose (can operate into and be connected to reducing transformer or one or more gas cylinder), wherein, described flexible pipe comprises inner high voltage pipe and outer middle pressure pipe separately.And in certain embodiments, described processor can communicate with described HUD via wireless transmission.
Other side of the present disclosure can comprise a kind of method of renovating or upgrading existing self-contained type's breathing apparatus, and described self-contained type's breathing apparatus has pressure converter and head-up display, and described method comprises: provide pressure converter and head-up display; Be integrated into by pressure converter in high-pressure hose, this high-pressure hose leads to (simulation) pressure gauge and/or siren from reducing transformer; And add head-up display to self-contained type's breathing apparatus face shield, wherein, pressure converter detects the pressure-air in high-pressure hose and transfers signals to head-up display.In certain embodiments, pressure-air can be sent to pressure sensor and middle pressure air is sent to siren by pressure converter.In certain embodiments, pressure converter is integrated in high-pressure hose to comprise and replaces existing high-pressure hose with upper and lower high-pressure hose, wherein, lower high-pressure hose can be connected to reducing transformer, pressure converter can be connected to lower high-pressure hose, upper high-pressure hose can be connected to converter, and pressure gauge/siren can be connected to high-pressure hose.In certain embodiments, standard buck device can not be modified or replace, and/or reducing transformer only can have a high-pressure passage or port.In certain embodiments, converter can be connected to head-up display via wired or wireless mode.
Other side of the present disclosure can comprise a kind of embodiment of device, and this device comprises: pressure gauge; Siren; Converter; Lower high-pressure hose; With upper high-pressure hose, wherein: described converter is communicated with described upper and lower high-pressure hose fluid; Described upper and lower high-pressure hose comprises inner high voltage pipe and outer middle pressure pipe separately; Described converter comprises high-pressure passage and middle pressure path; And described converter can operate into pressure sensor and transfer signals to head-up display.In certain embodiments, pressure-air can operate into through bottom hose, and through high-pressure passage to converter, and through upper high-pressure hose to pressure gauge, and middle pressure air can operate into through lower high-pressure hose, middle pressure path and upper high-pressure hose to siren.In certain embodiments, converter also comprises jettron and high pressure sensor.In certain embodiments, converter also comprises the processor with signal projector, and wherein, described processor communicates with high pressure sensor.In certain embodiments, comprise main through track and branch line by the high-pressure passage of converter, wherein, described branch line can be communicated with jettron fluid and thus be communicated with high pressure sensor fluid.In certain embodiments, described device also comprises the face shield with head-up display, and wherein, described face shield is communicated with one or more gas cylinder fluid with demand valve via reducing transformer.
Other side of the present disclosure can comprise the embodiment of self-contained type's breathing apparatus, and it comprises: one or more gas cylinder/pipe; Have the face shield of head-up display, described head-up display can operate into the residual air capacity in the described gas cylinder of instruction; Simulated pressure meter and siren; And converter, described converter is communicated with siren fluid with described pressure gauge, can operate into and transfer signals to described head-up display based on sensed pressure, instruction residue tankage size.In certain embodiments, described equipment also comprises reducing transformer, and it can operate in generation and press air.In certain embodiments, described reducing transformer can comprise for press in connecting the port of flexible pipe (lead to demand valve and lead to face shield) with for be connected high-pressure hose (can operate into transmit in the high-pressure hose with inner high voltage pipe and outer middle pressure pipe from the pressure-air of gas cylinder and from reducing transformer in press air) port.Therefore, described reducing transformer only can have a high pressure port.In certain embodiments, described converter comprises high-pressure passage and middle pressure path, makes the pressure-air from gas cylinder be transferred to described pressure gauge, and from pressing air to be transferred to described siren in described reducing transformer.In certain embodiments, described equipment also comprises high-pressure hose and lower high-pressure hose, and it comprises inner high voltage pipe and outer middle pressure pipe separately.In certain embodiments, described converter also comprises jettron and pressure sensor and has the processor of signal projector, wherein, described high-pressure passage comprises main through track and branch line, and described branch line is communicated with jettron fluid and thus is communicated with pressure sensor fluid.
Accompanying drawing explanation
Now reference is carried out to accompanying drawing, more intactly to understand the disclosure and to understand its further details and optional advantage, in the accompanying drawings:
Figure 1A-1C shows the exemplary embodiment of self-contained type's breathing apparatus system, and it comprises the face shield with head-up display;
Fig. 2 A-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 this changer system when not having air to flow through changer system;
Fig. 9 A-9B shows the embodiment of this changer system when pressure-air flows through changer system; And
Figure 10 A-10B shows the embodiment of this changer system when pressure-air and middle pressure air flow through changer system.
Detailed description of the invention
The following concise and to the point definition of term should be all applicable throughout the application:
Term " comprises " referring to and includes but not limited to, and should make an explanation in its normally used mode in patent context to it;
Phrase " in one embodiment ", " according to an embodiment " etc. specific features, structure or the characteristic be commonly referred to as after this phrase is included at least one embodiment of the present invention, and can be included in (importantly, this type of phrase need not refer to same embodiment) in more than one embodiment of the present invention; And
If description points out that parts or feature "available", " can ", " may ", " likely " or " possibility " be included or have a characteristic, these concrete parts or feature are not to be included or to have this characteristic.
In general, applicant has been found that in high-pressure hose changer system being included in self-contained type's breathing apparatus (SCBA) stress level of air that can be of value to and monitoring and in instruction SCBA, and wherein, high-pressure hose can be connected to pressure gauge and optionally siren.In certain embodiments, converter can operate into the pressure that the pressure-air of converter is flow through in sensing or detection.In addition, converter can comprise processor, and it can operate into by the Signal transmissions about this pressure to head-up display device (HUD), and wherein, HUD can indicate this stress level to the user of SCBA.
Figure 1A shows SCBA system 100, it comprises face shield 102, demand valve 104, one or more gas cylinder 110, middle pressure flexible pipe 106 and reducing transformer 124, demand valve 104 can operate into and be connected to face shield 102, middle pressure flexible pipe 106 via demand valve 104(its also referred to as secondary reducing transformer) provide the fluid between (one or more) gas cylinder 110 and face shield 102 to be communicated with, reducing transformer 124 can operate into the air pressure of reduction from gas cylinder 110, provides the fluid between gas cylinder 110 and middle pressure flexible pipe 106 to be communicated with.In certain embodiments, gas cylinder 110 can comprise the pressure-air of such as about 4500 psi.Pressure-air from gas cylinder 110 can be reduced in such as about 100 psi and press air by reducing transformer 124.In certain embodiments, demand valve 104 can operate into and middle pressure air is reduced to about atmospheric pressure, is then transported in face shield 102 by this air.
In addition, SCBA system 100 can comprise suspender belt (harness), and it comprises shoulder belt 108, waistband 112 and/or bottle band 122.In certain embodiments, SCBA also can comprise pressure gauge 118 and siren 119, and wherein, pressure gauge 118 can be communicated with (one or more) gas cylinder 110 fluid via high-pressure hose 120 with siren 119.In certain embodiments, high-pressure hose 120 can be connected to gas cylinder 110 via reducing transformer 124.Such as, in certain embodiments, reducing transformer 124 can comprise in high-pressure passage, first pressing in path and second presses path, high-pressure passage is used for high-pressure hose 120 so that pressure-air is provided to high-pressure gauge 118, press path to be used for middle pressure flexible pipe 106 in first, in second, press path that middle pressure air is provided to siren.Therefore, the reducing transformer 124 of Figure 1A can operate into and the pressure-air of (one or more) gas cylinder 110 is lowered into middle pressure air, and by high pressure air transmission (connection via suitable flexible pipe) to pressure gauge 118, by the middle pressure right demand valve 104 of transmission and by middle pressure air transmission to siren 119.Usually, high-pressure hose 120 comprises high-pressure passage and middle pressure path and is connected to reducing transformer 124, thus pressure-air and middle pressure air all can be transferred to high-pressure gauge 118 and the siren 119 of combination.In figure ia, reducing transformer 124 has an only high-pressure passage/port (for being attached high-pressure hose 120).In certain embodiments, pressure gauge 118 and siren 119 can operate into the air pressure in supervision gas cylinder 110 and be reduced to the user lower than reminding SCBA when default or limit value at pressure.
Forward Figure 1B and 1C to now, show the detailed view of face shield 102 and demand valve 104 embodiment, wherein, face shield 102 can comprise head up display (HUD) 140.In certain embodiments, HUD 140 can comprise one or more lamp 142(and illustrate in fig. 1 c), this one or more lamp 142 can be seen when user dresses face shield 102.In certain embodiments, one or more lamp 142 can comprise multiple LED, wherein, LED can comprise following in one or more: the color of a kind of color, multiple color, change, flicker LED or combination.In certain embodiments, HUD 140 can be used for the stress level in user's gas cylinder 110 of prompting SCBA.In other embodiments, HUD 140 can when stress level arrives predeterminated level reminding user.In certain embodiments, HUD 140 can use together with siren 119 with pressure gauge 118.In certain embodiments, HUD 140 can comprise audible alarm 144 and optical sensor 146, and this optical sensor 146 can operate into the brightness that environmentally optical condition changes LED.
Regardless of concrete structure, embodiment is provided to high-pressure hose 120 by from pressure air in the pressure-air of (one or more) gas cylinder 110 and (after reducing transformer 124 step-down) usually.Fig. 2 A-2B shows the example high-pressure air stream 204 and middle pressure air stream 202 that flow to pressure gauge 118 and siren 119.In fig. 2, pressure-air 204 can higher than about 55 bar, and can be passed through reducing transformer 124 and high-voltage tube 120 flows to pressure gauge 118, and wherein, pressure-air 204 can follow the particular path through reducing transformer 124 and pipe 120, as indicated.In fig. 2b, the pressure-air 204 flowing through reducing transformer 124 and pipe 120 can lower than about 55 bar, and middle pressure air can be activated to flow to siren 119 through reducing transformer 124 and high-voltage tube 120.In certain embodiments, 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 flexible pipe 120 of exemplary SCBA 100, and wherein, changer system 300 can be included in SCBA 100.In certain embodiments, changer system 300 can comprise high tension transformer 320, and wherein, converter 320 can at gas cylinder 110 and between pressure gauge 118 and siren 119.In the embodiment shown in Fig. 3 C, high-pressure hose 120 can be replaced by upper high-pressure hose 302 and lower high-pressure hose 304, and converter 320 can between upper high-pressure hose 302 and lower high-pressure hose 304.In the embodiment shown in Fig. 3 C, upper high-pressure hose 302 can between the pressure gauge 118 of converter 320 and combination and siren 119, and lower high-pressure hose 304 can between reducing transformer 124 and converter 320.In certain embodiments, upper high-pressure hose 302 and lower high-pressure hose 304 can comprise steel pipe.
Fig. 4 A shows the exploded view of changer system 300, changer system 300 comprise converter 320, upper high-pressure hose 302, lower high-pressure hose 304 and combination pressure gauge 118 and siren 119(however in certain embodiments, pressure gauge and the siren of separation can be used).In certain embodiments, converter 320 can be connected to upper and lower high-pressure hose via assembling screw 402.In certain embodiments, converter 320 can comprise connectivity port 404, and upper connectivity port 404 to operate in reception high-pressure hose 302 at least partially.In addition, converter 320 can comprise lower connectivity port 406, and lower connectivity port 406 to operate in reception high-pressure hose 304 at least partially.In certain embodiments, changer system 300 can comprise one or more connector, and it can operate into the parts of connected system 300.Such as, the first connector 420 can operate into and upper high-pressure hose 302 is connected to converter 320 by upper connectivity port 404.In addition, the second connector 422 can operate into and lower high-pressure hose 304 is connected to converter 320 by lower connectivity port 406.In certain embodiments, the 3rd connector 424 can operate into and lower high-pressure hose 304 is connected to reducing transformer 124, as shown in Figure 1.This type of connector usually can with corresponding part fits to form (such as, the airtight) connection sealed, and it can removably be connected.
Fig. 4 B-4C shows pressure gauge 118 and the siren 119 of high-pressure hose 302 and combination, and the exemplary embodiment of lower high-pressure hose 304.In certain embodiments, upper high-pressure hose 302 can operate into transferring high voltage and middle both pressure air, and wherein, upper high-pressure hose 302 can comprise inner high voltage pipe 410 and outer middle pressure pipe 412.In certain embodiments, inner high voltage pipe 410 can comprise pressure tight metal material, and outer middle pressure pipe 412 can comprise elastomeric material.In certain embodiments, lower high-pressure hose 304 also can operate into transferring high voltage and middle both pressure air, and wherein, lower high-pressure hose 304 can comprise inner high voltage pipe 414 and outer middle pressure pipe 416.In certain embodiments, inner high voltage pipe 414 can comprise pressure tight metal material, and outer middle pressure pipe 416 can comprise elastomeric material.
Fig. 5 A shows the exploded view of the embodiment of high tension transformer 320.Converter 320 can comprise housing 502, and housing 502 has upper cover 504 and lower cover 506, and wherein, described lid can be remained to housing 502 when assembling by such as screw 505 and 507.In certain embodiments, converter 320 can comprise changer body 512, and wherein, main body 512 can operate into elements in place in converter 320.In addition, changer body 512 can comprise one or more air flue and connectivity port 404 and 406.In certain embodiments, high pressure sensor 514 can be coupled to changer body 512(such as, operates into the air pressure in detection high-pressure passage).Usually, mechanical pressure reading (such as, based on the compression of spring) can be converted to the signal of telecommunication of the correspondence of indicating cover pressure reading by pressure sensor 514.In certain embodiments, converter 320 can comprise processor 510, and in the embodiment of Fig. 5 A, processor can comprise printed circuit board (PCB) (PCB) assembly.PCB assembly 510 can be connected to high pressure sensor 514 usually, makes PCB assembly 510 can operate into process and carrys out the pressure reading of sensor 514 and produce based on the signal of detected pressure.Such as, the pressure reading that PCB assembly 510 can operate into sensor 514 is in the future converted to the signal indicating residual air capacity in gas cylinder, and then communicates with the HUD of SCBA.In certain embodiments, converter 320 can comprise battery 508, and battery 508 can be remained in housing 502 by battery cover 509.In certain embodiments, converter 320 can comprise jettron 516, and jettron 516 can be connected to PCB assembly 510 and battery 508, makes jettron 516 can operate into connection between control battery 508 and PCB assembly 510.In certain embodiments, jettron 516 can contact with piston component 518 or can comprise piston component 518, and wherein, piston component 518 can operate into and move between at least two positions, wherein, jettron 516 can be activated and another position can be deactivated jettron 516 in position.Therefore such as, in fig. 5, the air (by changer body 512) from high-pressure passage 530 can operate on jettron 516 (thus battery 508 only provides electric power when there is pressure to sensor 514 and/or processor 510).And in fig. 5, when jettron 516 is activated, high-pressure passage can be communicated with pressure sensor 514 fluid (mechanical pressure can be converted to the signal of telecommunication by it, to be undertaken analyzing and transmitting by processor).
Fig. 5 B shows converter 320 and PCB assembly 510, high pressure sensor 514, wired connection between battery 508 and jettron 516.Usually, the anode of battery 508 can be connected to jettron 516 with the first positive electric wire 520.Just connecting and can continue through jettron 516 via the second positive electric wire 521 to PCB assembly 510.In certain embodiments, PCB assembly 510 can be connected to the negative terminal of battery 508 via negative electricity line 522.Positive electric wire 520 and 521 can be connected to jettron 516 and make: when switch 516 is activated, and circuit completes and electric power is provided to PCB assembly 510 from battery 508; And when switch 516 is deactivated, do not have electric power to be provided to PCB assembly 510 from battery 508.In certain embodiments, PCB assembly also can be connected to high pressure sensor 514 via one or more holding wire 524, and the sensor reading that described holding wire 524 can operate into sensor 514 is in the future transferred to PCB assembly 510(as the signal of telecommunication).
In addition, Fig. 5 B and 5C shows the exemplary air path through changer body 512, and wherein, Fig. 5 C is the view of the converter 320 seen along the line C-C of Fig. 5 B.Main body 512 can comprise the high-pressure passage 530 between connectivity port 404 and 406, and wherein, high-pressure passage 530 also can comprise branch road 532.In other words, high-pressure passage can comprise main line 530(between port end 404 and 406) and branch line 532(lead to jettron 516 and thus lead to pressure sensor 514).Main body 512 also can comprise between connectivity port 404 and 406 presses path 534.
Fig. 6 A-6D shows the more details of exemplary transducer main body 512.Main body can comprise the chamber 602 between high pressure sensor 514 and piston component 518/ jettron 516.This chamber 602 can be communicated with the selective fluid of branch road 532 of high-pressure passage 530, makes to fill chamber 602 with the air from branch road 532 when pressure-air flows through high-pressure passage 530.In other words, the chamber 602 of Fig. 6 B-C can pressure only in branch road 532 enough large time be communicated with (certainly with branch road 532 fluid, in other embodiments, chamber 602 and/or pressure sensor 514 can always be communicated with branch road 532 and/or high-pressure passage 530 fluid).In certain embodiments, sensor 514 can operate into sensing chamber 602(in certain embodiments, and it can be a part for branch line 532) in air pressure.In certain embodiments, piston component 518 can operate into and move between at least two positions, and wherein, primary importance illustrates in fig. 6b and the second place illustrates 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 place (forced air in branch line 532 acts on piston).In certain embodiments, piston component 518 can be spring-loaded, and wherein, spring 608 can by piston 518 towards the primary importance bias voltage shown in Fig. 6 B.Therefore, if do not have air to fill branch road 532, then piston 518 can be in primary importance, but when enough large Pressure filling branch road 532, piston 518 is movable to the second place.In certain embodiments, as the pressure in fruit caving is less than about 10 bar, then piston 518 can be in primary importance, and mechanical force can be provided to move to the second place to make piston 518 higher than the pressure of about 10 bar (such as).When piston 518 is in the second place, chamber 602 can be communicated with branch road 532 fluid (thus being communicated with high-pressure passage 530 fluid).In certain embodiments, when piston 518 is in the second place, as shown in Figure 6 C, piston 518 can engage jettron 516(itself so that electric power can be activated to processor 510 and/or sensor 514).Fig. 6 D is the view of the changer body 512 seen along the line D-D of Fig. 6 B.In figure 6d, middle pressure path 534 can be seen.Middle pressure path 534 is oriented and it is not interfered with high-pressure passage 530 or branch road 532, but is to provide the bypass by main body 512, thus connects 404 from pressing air can lead to top hose in bottom hose connection 406.
Fig. 7 A-7C shows the more details of jettron 516.In certain embodiments, jettron 516 can comprise the first wire connector 702 and the second wire connector 704.In certain embodiments, the first wire connector 702 can be connected to the first positive electric wire 520 and the second wire connector 704 can be connected to the second positive electric wire 521, as shown in Figure 5 B.In certain embodiments, jettron 516 can comprise metallic plate 706, and metallic plate 706 is connected to the second wire connector 704.Metallic plate 706 can operate into vertically bending and/or mobile between at least two positions, and wherein, primary importance illustrates in figure 7b and the second place illustrates in fig. 7 c.In certain embodiments, switch 516 also can comprise spring 708, and wherein, spring being operable becomes the primary importance bias voltage of metallic plate 706 towards Fig. 7 B.In certain embodiments, if piston component 518 raises, then metallic plate 706 is movable to the second place of Fig. 7 C, wherein, and piston 518 compressible spring 708, thus allow metallic plate 706 to be elevated to the second place.In certain embodiments, when metallic plate 706 is in primary importance, it can not contact with the first wire connector 702, but when moving to the second place, plate 706 contacts the first wire connector 702.Therefore, when metallic plate 706 is elevated to the second place, complete wired connection and PCB assembly 510 receives electric power from battery 508, as shown in Figure 5 B.
Fig. 8 A-8B shows the embodiment of (as shown in the pressure gauge 118 in Fig. 8 A) changer system 300 when not having air to flow through flexible pipe 302 and 304 or converter 320.Piston component 518 can be in primary importance, and thus jettron 516 can be deactivated, make do not have electric power to be fed to PCB assembly 510 from battery 508.This electric power time can not used to economize in battery 508 at changer system 300 stores.
Fig. 9 A-9B shows the embodiment of (as shown in the pressure gauge 118 in Fig. 9 A) changer system 300 when pressure-air flows through changer system 300.Such as, pressure-air can flow through the inner high voltage pipe 414 of high-pressure hose 304, enters the high-pressure passage 530 of changer body 512, flows out converter 320, then flow to pressure gauge 118 by the high-voltage tube 410 of high-pressure hose 302.In certain embodiments, pressure-air can from gas cylinder 110(such as, be transmitted by lower high-pressure hose 304 via reducing transformer 124).In addition, pressure-air can enter the branch road 532 of high-pressure passage 530, and interacts with the piston 518 of jettron 516, shifts piston component 518 onto the second place.This can complete wire circuit, allows battery 508 pairs of PCB assemblies 510 to power.In addition, piston 518 moves to its second place and chamber 602 can be made to be communicated with branch road 532 fluid, makes pressure sensor 514 to be communicated with high-pressure passage 530 fluid and to detect the air pressure of gas cylinder 510.The pressure reading carrying out sensor 514 can be converted into signal, and this signal can be changed by PCB assembly 510 and/or be transferred to HUD 140 via electric wire, wireless mode, bluetooth etc., as shown in Figure 2.In addition, pressure-air can be passed through the high-voltage tube 410 of high-pressure hose 302 to pressure gauge 118.Therefore, the stress level of pressure-air can be reflected in pressure gauge 118 and to be reflected by HUD 140.Therefore, embodiment can provide the simulated pressure reading looked squarely on display and pressure gauge 118 of pressure.
Figure 10 A-10B shows an embodiment, and wherein, the pressure of pressure-air has been reduced to lower than predeterminated level, such as about 55 bar (as shown in the pressure gauge 118 in Figure 10 A).In this case, siren 119 can be activated, and middle pressure air, in being through pressure pipe 416 in lower high-voltage tube 304, enters the middle pressure path 534 of converter 320, and arrives siren 119 by the middle pressure pipe 412 of upper high-pressure hose 302.In certain embodiments, high-voltage tube 410 can continue to be communicated with pressure gauge 118 fluid (even if siren 119 sounding), thus such as provides simulated pressure reading.In certain embodiments, the high-voltage tube 410 of upper high-pressure hose 302 can be communicated with pressure gauge 118 fluid, and the middle pressure pipe 412 of upper high-pressure hose 302 can be communicated with siren 119 fluid.In addition, PCB assembly 510 can continue to communicate with HUD 140, and wherein, HUD 140 can the low pressure at indicating predetermined minimum of a value place.In certain embodiments, the minimum of a value of HUD 140 can equal the minimum of a value of siren 119, and in other embodiments, the minimum of a value of siren 119 and HUD 140 can be different.In addition, HUD 140 can comprise multiple instruction grade, and wherein, described instruction may correspond in multiple stress level.In certain embodiments, PCB assembly 510 communicates with HUD 140 sustainably and/or periodically.
In certain embodiments, pressure converter and HUD can be used for renovation or the existing SCBA that upgrades.A kind of exemplary method can comprise: provide pressure converter and HUD; Be integrated into by pressure converter in high-pressure hose, this high-pressure hose leads to pressure gauge and/or siren (such as, the pressure gauge of combination and siren) from reducing transformer; HUD is added to SCBA face shield, wherein, pressure converter detects the pressure-air in high-pressure hose and transfers signals to HUD.Usually, pressure-air can be sent to pressure sensor and middle pressure air is sent to siren by pressure converter.In certain embodiments, pressure converter is integrated in high-pressure hose and can needs to replace existing high-pressure hose with upper and lower high-pressure hose, wherein, lower high-pressure hose can be connected to reducing transformer (high-pressure passage), pressure converter can be connected to lower high-pressure hose, upper high-pressure hose can be connected to converter, and pressure gauge/siren can be connected to high-pressure hose.Usually, standard buck device can be modified or replace, and reducing transformer only can have a high-pressure passage/port.Therefore, can mainly through removing standard high-voltage flexible pipe and with lower high-pressure hose, converter and upper high-pressure hose alternate standard high-pressure hose, installing converter.In certain embodiments, converter also (via such as wired or wireless mode) can be connected to HUD.Pressure converter can have high-pressure passage and middle pressure path usually, and upper and lower high-pressure hose can comprise inner high voltage pipe and outer middle pressure pipe.
The example accompanying drawings providing the techniques and methods of various exemplary means, system and manufacture and use such device discussed above.These diagrams are only exemplary.The scope of the present disclosure extends to outside above-mentioned particular example, covers the four corner (comprising all equivalents) of this creative concept.
Although illustrate and described the various embodiments according to principle disclosed herein above, those skilled in the art can modify it when not departing from spirit of the present disclosure and instruction.By combination, integrated and/or omit the feature of disclosed embodiment and the alternate embodiment that obtains also in the scope of the present disclosure.Embodiment described herein is only representational, and it is restrictive for being not intended.Many changes, combination and amendment are possible and in the scope of the present disclosure.Therefore, protection domain is defined by the appended claims not by the restriction of foregoing description, and this scope comprises all equivalents of the subject content of claim.In addition, above-described any advantage and feature can relate to specific embodiment, but the application of the claim so issued should be limited to any or all above-mentioned advantage or have process and the structure of any or all above-mentioned feature.
In addition, sub-section titles used herein is only used to consistent with the suggestion of 37C.F.R.1.77 or provides the prompting of text structure.These titles should not limit or limit (one or more) invention of setting forth any claim may issued from the disclosure.Especially and exemplarily, although title is called " technical field ", claim should be restricted to by language selected under this title and describe so-called field.In addition, the technology in " background technology " describes and should not be understood to admit that a certain technology is the prior art that any (one or more) in the disclosure invents." summary of the invention " should not be understood to the limited features that (one or more) set forth in claims invents yet.In addition, " invention " of any singulative alleged by the disclosure should not be used to only there is individual event novelty in the explanation disclosure.Can illustrate multinomial invention according to the limited features of the omnibus claims issued from the disclosure, and this type of claim correspondingly limits (one or more) invention and equivalent thereof of receiving protection thus.As used herein, term " comprises " should being broadly interpreted as to refer to and includes but not limited to, and refers to according to its usual usage in patent context and comprise and unrestricted (thus also can there is other element).In all situations, should according to the disclosure in claim from considering its scope with it, and not should by herein the title shown retrain.
Claims (10)
1. self-contained type's breathing apparatus (100), comprising:
One or more gas cylinder (110);
Reducing transformer (124);
Face shield (102), described face shield (102) has head-up display (140);
Demand valve (104), described demand valve (104) can operate into and be attached to described face shield (102);
Middle pressure flexible pipe (106), described middle pressure flexible pipe (106) is from described reducing transformer (124) to described demand valve (104), and wherein, described reducing transformer (124) is communicated with described demand valve (104) fluid;
The pressure gauge (118) of combination and siren (119);
High tension transformer (320);
Lower high-pressure hose (304), described lower high-pressure hose (304) is positioned between described reducing transformer (124) and described converter (320), and wherein, described reducing transformer (124) is communicated with described converter (320) fluid;
Upper high-pressure hose (302), described upper high-pressure hose (302) is positioned between the pressure gauge (118) of described converter (320) and described combination and siren (119), wherein, described converter (320) is communicated with siren (119) fluid with the pressure gauge (118) of described combination
Wherein:
Described upper and lower high-pressure hose (302) and (304) can operate into transferring high voltage air and middle pressure air; And
Described converter (320) comprises high-pressure passage (530) and middle pressure path (534).
2. equipment (100) as claimed in claim 1, wherein, described converter (320) comprises jettron (516), the high pressure sensor (514) be communicated with described high-pressure passage (530) fluid and processor (510), and described processor (510) has signal projector to communicate with described head-up display (140).
3. equipment (100) as claimed in claim 1, wherein, described upper and lower high-pressure hose (302) and (304) comprise inner high voltage pipe (410) and (414) and middle pressure pipe (412) and (416) outward separately.
4. equipment (100) as claimed in claim 3, wherein, the high-voltage tube (410) of described upper and lower high-pressure hose (302) and (304) and (414) are communicated with by high-pressure passage (530) fluid in described converter (320) and the pressure-air from described one or more gas cylinder (110) are provided to described pressure gauge (118), and wherein, described upper and lower high-pressure hose (302) is communicated with and the middle pressure air from described reducing transformer (124) is provided to described siren (119) with (416) by middle pressure path (534) fluid in described converter (320) with the middle pressure pipe (412) of (304).
5. equipment (100) as claimed in claim 1, wherein, high-pressure passage (530) in described converter (320) comprises main through track and branch line (532), and described branch line (532) is communicated with described jettron (516) fluid, wherein, described jettron (516) is activated by the pressure-air in described branch line (532), and wherein, described high pressure sensor (514) is placed in and is communicated with described branch line (532) fluid by the movement of described jettron (516), thus described high pressure sensor (514) detectable pressure and pressure is converted to the signal of telecommunication, and wherein, the described signal of telecommunication is transferred to described processor (510), described processor (510) communicates with described head-up display (140).
6. the converter (320) used together with self-contained type's breathing apparatus (100), described self-contained type's breathing apparatus (100) has head-up display (140), and described converter (320) comprising:
Main body (512), described main body (512) has high-pressure passage (530) and middle pressure path (534);
Pressure sensor (514); With
Processor (510),
Wherein:
Described high-pressure passage (530) comprises main through track and the branch line (532) from described main through track branch,
Described branch line (532) can operate into and be communicated with described pressure sensor (514) fluid,
Described pressure sensor (514) can operate into and mechanical pressure is converted to the signal of telecommunication, and
Described processor (510) can operate into and transfer signals to described head-up display (140).
7. converter (320) as claimed in claim 6, also comprise the jettron (516) with two positions, wherein, in primary importance, described jettron (516) blocks air stream is from described branch line (532) to described pressure sensor (514), and in the second place, described jettron (516) allows to be communicated with from described branch line (532) to the fluid of described pressure sensor (514).
8. converter (320) as claimed in claim 7, wherein, described branch line (532) is communicated with described jettron (516) fluid, and the position control of described switch (516) flows to the fluid flow of described sensor (514), and wherein, described jettron (516) activates electric power to described processor (510) and sensor (514).
9. converter (320) as claimed in claim 6, wherein, described changer body (512) comprises two connectivity ports (404) and (406), two connectivity ports (404) are attached with the removed sealing that (406) can operate into the described high-pressure hose of permission (302) and (304), and wherein, described port (404) and (406) interact with described high-pressure passage (530) and middle pressure path (534), thus when upper and lower high-pressure hose (302) and (304) are attached to described converter (320), be communicated with described high-pressure passage (530) fluid with the pressure-air of (414) with the interior pipe (410) in (304) from described flexible pipe (302), and be communicated with described middle pressure path (534) fluid with the middle pressure air of (416) with the outer tube (412) in (304) from described flexible pipe (302).
10. a method for renovation or upgrading self-contained type's breathing apparatus (100), comprising:
Pressure converter (320) and head-up display (140) are provided;
Be integrated into by described pressure converter (320) in high-pressure hose (120), described high-pressure hose (120) leads to pressure gauge (118) and the siren (119) of described self-contained type's breathing apparatus (100) from reducing transformer (124); And
Add described head-up display (140) to self-contained type's breathing apparatus face shield (102), wherein, described pressure converter (320) detects the pressure-air in described high-pressure hose (120) and transfers signals to described 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 |
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| CN104436463A true CN104436463A (en) | 2015-03-25 |
| CN104436463B CN104436463B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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Cited By (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 (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2475424Y (en) * | 2001-06-05 | 2002-02-06 | 李泉 | Intelligent compoiste respirator |
| US20070113856A1 (en) * | 2005-11-22 | 2007-05-24 | General Electric Company | Respiratory monitoring with cannula receiving respiratory airflows |
| 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 |
-
2013
- 2013-11-08 CN CN201310550243.8A patent/CN104436463B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2475424Y (en) * | 2001-06-05 | 2002-02-06 | 李泉 | Intelligent compoiste respirator |
| US20070113856A1 (en) * | 2005-11-22 | 2007-05-24 | General Electric Company | Respiratory monitoring with cannula receiving respiratory airflows |
| 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 |
Cited By (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 |
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| CN104436463B (en) | 2019-06-07 |
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