EP3851733A1 - Flüssigkeitsbehälter, der eine elektronische messanzeige mit verbessertem digitalen display umfasst - Google Patents

Flüssigkeitsbehälter, der eine elektronische messanzeige mit verbessertem digitalen display umfasst Download PDF

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Publication number
EP3851733A1
EP3851733A1 EP20202685.2A EP20202685A EP3851733A1 EP 3851733 A1 EP3851733 A1 EP 3851733A1 EP 20202685 A EP20202685 A EP 20202685A EP 3851733 A1 EP3851733 A1 EP 3851733A1
Authority
EP
European Patent Office
Prior art keywords
gas
digital display
region
display
measuring device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20202685.2A
Other languages
English (en)
French (fr)
Inventor
Celestin BATUT
Philippe Rudnianyn
Maximilien BONAMARTE
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Publication of EP3851733A1 publication Critical patent/EP3851733A1/de
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0104—Shape cylindrical
    • F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/03—Orientation
    • F17C2201/032—Orientation with substantially vertical main axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/056—Small (<1 m3)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/058—Size portable (<30 l)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0123—Mounting arrangements characterised by number of vessels
    • F17C2205/0126—One vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/0157—Details of mounting arrangements for transport
    • F17C2205/0165—Details of mounting arrangements for transport with handgrip
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/0188—Hanging up devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0308—Protective caps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0323—Valves
    • F17C2205/0329—Valves manually actuated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0338—Pressure regulators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0388—Arrangement of valves, regulators, filters
    • F17C2205/0394—Arrangement of valves, regulators, filters in direct contact with the pressure vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/011—Oxygen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/014—Nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/016—Noble gases (Ar, Kr, Xe)
    • F17C2221/017—Helium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107—Single phase
    • F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/036—Very high pressure (>80 bar)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/03—Control means
    • F17C2250/032—Control means using computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/03—Control means
    • F17C2250/034—Control means using wireless transmissions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/03—Control means
    • F17C2250/036—Control means using alarms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/043—Pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/0473—Time or time periods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/07—Actions triggered by measured parameters
    • F17C2250/072—Action when predefined value is reached
    • F17C2250/077—Action when predefined value is reached when empty
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/02—Applications for medical applications
    • F17C2270/025—Breathing

Definitions

  • the invention relates to a pressurized gas container, in particular a pressurized gas cylinder, equipped with a gas distribution valve carrying an electronic measuring device comprising a digital display configured to display various information useful to the user. , including a bar graph and icons or pictograms, and preferably comprising a protective cover serving to protect the gas distribution valve
  • Pressurized fluid receptacles such as pressurized gas cylinders or canisters, are commonly equipped with a fluid dispensing valve, with or without an integrated expansion system, and a protective cover, also called a "cap”. , used to protect the gas distribution valve against shocks, drops, dirt, etc.
  • the document EP-A-2918893 offers a gas cylinder fitted with an integrated pressure reducing valve or RDI protected by a rigid casing comprising openings giving access to components or elements of the valve which are located in the internal volume of the casing, for example to fittings or end fittings.
  • 'gas inlet or outlet used when filling the bottle when it is empty or, conversely, when drawing off gas.
  • a pressure gauge is arranged in the upper half, also called the upper part, of the cowling so as to provide an indication of the gas pressure to the user.
  • EP-A-2918892 offers a cover similar to the previous one but where the pressure gauge has been replaced by an electronic display screen.
  • the screen can be touch-sensitive. In both cases, the screen is electrically powered by one or more batteries or electric cells.
  • US-A-10,151,405 teaches a gas container, in particular a gas cylinder, comprising a fluid dispensing valve fitted with a digital display electronic measuring device with a first region in the form of a disk portion comprising an arcuate edge and a arched bar graph positioned along the edge in an arc of a circle, and a second region of rectangular shape.
  • FR-A-3033385 and US-A-9,285,078 offers other gas containers equipped with an electronic measuring device with a rectangular digital display.
  • the user must also be able to easily access the means making it possible to scroll through information or menus on the digital display, for example of flow rates / backup times or a quantity of gas expressed in units of pressure or volume, and this , again, even when the container is equipped with a protective cover.
  • the problem is therefore to provide a gas container, in particular a gas cylinder, comprising a fluid dispensing valve equipped with an electronic measuring device with an improved digital display, which makes it possible to display various information useful to the user. user and does not pose the aforementioned problems, and make it possible to achieve the above objectives, even when it is equipped with a protective cover serving to protect the gas distribution valve, in particular an RDI.
  • the solution of the invention then relates to a gas container, in particular a pressurized gas cylinder, comprising a gas distribution valve and an electronic measuring device arranged on said gas distribution valve, said electronic measuring device comprising a box including a front panel comprising a digital display, ie an information display screen or the like, the digital display comprising at least two juxtaposed information display regions comprising a first region in the form of a disc portion comprising an arcuate edge of circle and an arcuate bar graph positioned along the arcuate edge, and a second region of rectangular shape, characterized in that the electronic measuring device further comprises a digitally activated button and an indicator light arranged in said front panel, the digital display being arranged in the center of the front panel of the electronic measuring device, and the button and the indicator light being arranged above the digital display.
  • Fig. 1 shows an embodiment of the front panel 33 of the electronic device 3 housed in the protective cowling 1 of a gas container 20 according to the invention, as shown diagrammatically in Fig. 3 , comprising an information display 4 used to display information, data, quantities, etc. useful for the user, in particular pressure, flow, autonomy etc ..., as well as icons, alarms ...
  • the fluid container 20 is here a pressurized gas cylinder, of vertical axis AA, comprising a cylindrical body 29 defining an internal volume for storing gas under high pressure, typically up to 140 to 300 bar abs, or even above 300 bar abs, and a neck (not visible) comprising an orifice communicating with the internal volume and allowing the gas to be withdrawn from the internal volume or, conversely, to fill it when it is empty .
  • the electronic device 3 is attached to the fluid dispensing valve 21, as illustrated on Fig. 5 and Fig. 6 .
  • the protective cowling 1 comprises a rigid body 2 coming to bear on and / or to be secured to the gas distribution valve 21 and / or to the gas container 20.
  • the protective cowling 1 is formed of a rigid body 2 formed of two sub-shells 2a, 2b coming to be connected and secured to one another by taking the box 34 of the electronic device 3 as a sandwich, so that the latter is housed in a first opening 25 of the cowling body 2 1.
  • the two sub-shells 2a, 2b also take the fluid distribution valve 21 in a sandwich.
  • the two sub-shells 2a, 2b can be fixed to each other by screws or the like.
  • the gas distribution nozzle 27 and the rotary flywheel 22 arranged around the nozzle 27 are housed in a second opening 23 also made in the protective cowling shroud 1 rigid protection 1 so as to emerge at the level of the outer surface of said cowling 1.
  • the gas distribution nozzle 21 projects from the center of the rotary flywheel 22 and projects away towards the outside of the cowling 1.
  • the first opening 25 and the second opening 23 are formed "astride" between the two sub-shells 2a, 2b.
  • the body 2 of the protective cowling 1, that is to say its two sub-shells 2a, 2b, can be made of polymer or of metal or metal alloy, or both.
  • the protective cover 1 is coaxial (axis AA) with the gas cylinder 20.
  • the protective cowling 1 is provided with a carrying handle 7 connected to the cowling body 2 by support uprights 8.
  • the carrying handle 7 surmounts the cowling body 2 and faces the front panel 33 of the electronic device 3, as visible on the Fig. 3 .
  • the carrying handle 7 is sized to be able to be entered manually by a user in order to allow easy handling and / or transport of the gas cylinder / RDI / cowling assembly.
  • a mobile attachment device or system 9 is also provided (partially visible in Fig. 3 ), preferably pivoting, allowing the gas cylinder / RDI / hood assembly to be attached to a support, such as a hospital bed bar, to a stretcher or to a rod or the like.
  • a support such as a hospital bed bar
  • Such a device or hooking system 9 is known per se.
  • an electronic device 3 comprising a rigid casing 34 provided with a front panel 33 carrying a digital display 4, such as a digital screen, for example with liquid crystal (LCD) or the like, comprising a window and powered. electrically by a source of electrical energy (not visible) arranged in the cowling 1, for example one or more batteries or cells arranged in a battery compartment arranged in the wall of the cowling body 2 and closed by a removable hatch or the like.
  • a source of electrical energy not visible
  • the digital display 4 is shaped in a particular way, namely that it comprises two information display regions 40, 42 comprising a first region 40 in the form of a portion of a disc, for example in half. disc, comprising an arcuate edge 41, and a second region 42 of rectangular shape, as shown schematically in Fig. 2 .
  • Such ergonomics or The architecture of the digital display 4 is particularly advantageous because it allows the user to be given a maximum of useful information on a small area, and therefore to reduce the power consumption of the display 4 without negatively impacting the readability and / or the number of useful information displayed.
  • the first region 40 and the second region 42 are juxtaposed. More precisely, the first region 40 surmounts the second region 42, that is to say that the first region 40 is located at the top of the display 4, while the second region 42 is located at the bottom of the display 4 , when the display 4 is considered in its usual operating position, that is to say positioned as illustrated in Fig. 1 , Fig. 3 or Fig. 6 .
  • the first region 40 comprises an arcuate bar graph 43, of elongated shape, for example in the form of an arcuate band (ie in the form of an arc of a circle), positioned along the edge in an arc of a circle 41, that is to say parallel. at the arcuate edge 41 of the first region 40.
  • an arcuate bar graph 43 of elongated shape, for example in the form of an arcuate band (ie in the form of an arc of a circle), positioned along the edge in an arc of a circle 41, that is to say parallel. at the arcuate edge 41 of the first region 40.
  • the bar graph 43 is in color. More precisely, it comprises several successive zones of different colors (i.e. colors or shades of colors), for example white, green, red, orange, etc., light or dark.
  • the bar graph 43 can only comprise a single zone or two zones or, conversely, more than 3 successive zones, depending on the embodiment chosen.
  • colors or shades of colors can be chosen, or even a single color (for example black or gray), although using a single color is less preferred because less easy to interpret from a distance by a user located a few meters away, which then forces him to come closer.
  • one or more successive zones 140-142 can be formed and / or divided into segments 144, that is to say sub-divisions, making it possible to give the user more precise information as to the quantity of gas or residual pressure represented by each zone 140-142.
  • Each segment 144 represents a given quantity of gas, preferably a few% in gas, for example of the order of 5%.
  • the majority of the bar graph 43 is located in the first region 40.
  • the latter preferably extends into the second region 42, that is to say that the arcuate bar graph 43 comprises ends of start 43a and end 43b located in the second region 42 of rectangular shape.
  • such a configuration of the digital display 4 makes it possible to improve the overall ergonomics of the display 4 while making it possible to limit its size without however interfering with the correct reading of the information that it displays on the screen. attention of the user, even when the display 4 is integrated into a protective cover 1 fitted to a fluid container 20, such as a gas cylinder.
  • the first region 40 is configured to display (at least) fluid flow information 44, expressed here in L / min) and the second region 42 is configured to display icons or pictograms 46, for example a ringing icon d 'alert, a wireless communication icon, a battery charge level icon, a gas expiration icon, an icon signifying a gas supply problem, one or more icons relating to the temperature (eg of the device and / or its environment), an icon signifying that the alert (s) are inhibited, an icon representing a gas flow, an icon representing an hourglass signifying that a task is being processed, an icon signifying that gas is withdrawn by the outlet intended for the fans, one or more icons correspond to the different units of measurement of the displayed quantities by device or any other icon.
  • icons or pictograms 46 for example a ringing icon d 'alert, a wireless communication icon, a battery charge level icon, a gas expiration icon, an icon signifying a gas supply problem, one or more icons relating to the temperature (e
  • the second region further comprises an alphanumeric zone making it possible to display numbers and / or letters.
  • first region 40 and the second region 42 are configured to display an autonomy in fluid 45, expressed in hours (H) and minutes (Min), as illustrated in Fig. 1 .
  • This fluid autonomy information 45 is displayed here "straddling" the first and second regions 40, 42.
  • the digital display 4 is configured to display the autonomy information 45 (in H and Min) in digital characters larger than the size of the digital characters used to display the fluid flow information (L / min) 44 so as to make it more readable and better visible from a distance for the user.
  • the digital display 4 comprises a screen with a height H of between 2.9 and 3.7 cm, and a width L of between 3.9 and 4.3 cm, as shown diagrammatically on the figure. Fig. 2 .
  • the first region 40 has a diameter D of between about 3 and 5 cm and the second region 42 has a width L1 of between about 3 and 5 cm, and a height L2 of between about 0.5 and 2 cm, of preferably of the order of 1 cm.
  • the width L of the digital display 4 is equal to the diameter D of the first region 40 and to the width L1 of the second region 42.
  • the front panel 33 of the box 34 of the electronic measuring device 3 further comprises a digitally activated button 5, that is to say activated when a user presses it with a finger, such as his index finger, and a indicator light 6, such as an LED diode, also supplied electrically by the source of electrical energy.
  • a digitally activated button 5 that is to say activated when a user presses it with a finger, such as his index finger
  • a indicator light 6 such as an LED diode
  • This assembly comprising the digital display 4, the button 5 and the indicator light 6 forms an HMI of the electronic measuring device which is housed in the upper part of the cover 1, that is to say under the carrying handle 7 which surmounts the cowling body 2, for better visibility for the user using the gas cylinder 20.
  • the external surface of the front panel 33, the digital display 4, typically its window, the button 5 and the indicator light 6 are preferably arranged on the same plane, that is to say substantially coplanar, so as to be fully integrated. to the body 2 of the cowling 1, ie the absence of any protruding shape, and moreover to facilitate not only visibility but also increase the comfort of use of the HMI by the user.
  • the plane of the front panel 33 preferably forms an angle of between 30 and 80 ° with the vertical axis (AA) of the cowling body 2 and of the bottle 20.
  • the digital display 4 is arranged substantially in the center of the front panel 33 of the box 34 of the electronic measuring device 3 and has a generally substantially rectangular shape with slightly curved peripheral edges, namely an upper edge, a lower edge and two edges peripherals joining the top and bottom edges.
  • the button 5 and the indicator light 6, ie LED, are arranged in the front panel 33 above the digital display 4, i.e. in the upper region of the front panel 33 located between the digital display 4 and the upper edge 3a of the front panel 33.
  • the button 5 is arranged at the top right of the front panel 33 relative to the digital display 4 and the indicator light 6 is arranged at the top left of the front panel 33 by compared to the digital display 4, or vice versa, when the cover 1 is considered in the vertical position, as illustrated in Fig. 3 .
  • the button 5 may have the general shape of a drop of water, that is to say rounded. However, other shapes are possible, for example circular, oval or the like, including non-rounded shapes.
  • the button 5 may include a marking, such as an icon for example, as here a crossed-out bell to indicate to the user that it is an alarm acknowledgment button.
  • the indicator light 6 here has a generally substantially triangular shape but other shapes are possible, including non-triangular shapes.
  • the digital display 4 makes it possible to display all the information useful to the user, in particular an autonomy 45 (in hours and minutes), a gas flow value 44 (in L / min), as well as the arc 43 bar graph representative of the quantity of residual gas, pictograms 46, eg alarm, electric battery level, active wireless communication or no ..., or other.
  • an autonomy 45 in hours and minutes
  • a gas flow value 44 in L / min
  • pictograms 46 eg alarm, electric battery level, active wireless communication or no ..., or other.
  • the digital display 4, the digitally activated button 5 and the indicator light 6 are housed in cutouts or openings made in the front panel 33 of the box 34 which is itself fixed to the RDI, and also housed in the first opening 25 of the cowling body 2 1.
  • Control means are also provided, such as an electronic card on which a microprocessor is arranged, in particular a microcontroller, implementing one or more calculation algorithms or others and preferably a data storage memory, which are electrically powered by the source of electrical energy.
  • the control means are arranged in the box 34 of the electronic measuring device 3.
  • the box 34 is preferably waterproof.
  • the control means cooperate with the digital display 4, the digitally activated button 5 and the indicator light 6. More precisely, the control means are configured to control the indicator light, that is to say to turn it on. in a fixed or intermittent manner, when an alarm is triggered by the control means in response to a detection of a quantity of gas in the receptacle 20 less than or equal to a predetermined threshold value, for example stored by the storage memory data or the like.
  • control means calculate, permanently or when requested by the user, in particular the quantity of residual gas or the pressure remaining in the receptacle 20 or the autonomy (ie duration during which the device can continue to operate. deliver gas before consumption of the total quantity of gas stored), from measurements or determination of pressure and / or ambient temperature and / or gas or other, obtained for example by means of sensors arranged on or in the RDI (not shown) and / or the withdrawal rate 44 set by the user by means of the rotary handwheel 22.
  • the measurements carried out can be compared in particular with threshold values, that is to say warning values, used to trigger alarms, in particular an alarm of an almost empty or empty container.
  • these control When such an alarm is triggered by the control means, these control the lighting of the LED (s) 6, preferably intermittently, ie flashing LED, to indicate an almost empty bottle 20, or permanently. , ie LED permanently on, to indicate a completely empty bottle, therefore unusable. It is also possible to provide several LEDs of different colors, which may or may not be activated depending on the level of the alert, for example of red, green, orange or other colors.
  • control means can also simultaneously trigger sound alarm (s), such as a “beep” to attract the attention of the user.
  • sound alarm such as a “beep”
  • control means simultaneously control the triggering of an audible warning signal and the lighting of the indicator light, ie LED 6, in the event of activation of an alarm, that is to say that the audible warning signal and the indicator light are synchronous and activate (or deactivate) at the same time.
  • the button 5 is for its part configured to order an extinction of the indicator light 6 and / or the sound signal, when a user exerts a digital pressure on the latter 5, in particular to acknowledge the light alarm delivered by the indicator light.
  • light 6 and / or the audible alarm for example an audible “beep”.
  • the button 5 can also be configured to cooperate with the control means to scroll through data / information or menus displayed on digital display 4, in particular data / information or stored menus. by storage memory.
  • the configuration of the display 4 of the box 34 of the electronic measuring device 3 fitted to a container 1 according to the invention allows the user to easily know from a distance, that is to say from 1 to 2 meters, whether or not the receptacle 20 still contains enough pressurized fluid because, on the one hand, the information available on the screen 4 is easily readable and, on the other hand, an empty or almost empty container 20 is immediately signaled to it by the triggering of a specific alarm which materializes in particular by an ignition of LED 6, for example a flashing of LED 6, and possibly an audible signal as explained above.
  • the user does not need to go “wake up” the screen 4 if it is in standby mode, in order to be able to have this information relating to the filling of the container 20.
  • the electronic screen 4 by choosing a reduced size of the electronic screen 4, so that it occupies only the central part of the front panel 3 of the electronic measuring device 3, i.e. approximately 50% (or less) of the surface of the panel 3 , reduces power consumption, and therefore differs as much the maintenance operations aimed at recharging or changing the batteries or the like, and moreover improves the general ergonomics while allowing the information to be easily read by the user.
  • the fact of having the button 5 arranged at the top of the display 4, in the front panel 3 of the electronic measuring device 3, allows the user to have easy access to this digitally activated button. 5, thus being able to easily, for example, acknowledge an alarm, scroll through menus or information on the screen of display 4 or display specific information thereon.
  • a fluid container 20, in particular a gas cylinder, equipped with a valve, such as an RDI, protected by a cover 1 according to the invention is suitable for the storage and supply of pressurized gas.
  • a medical gas or gas mixture such as oxygen, an NO / N 2 , O 2 / N 2 O or He / O 2 mixture, air or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Volume Flow (AREA)
EP20202685.2A 2020-01-14 2020-10-20 Flüssigkeitsbehälter, der eine elektronische messanzeige mit verbessertem digitalen display umfasst Pending EP3851733A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2000294A FR3106188B1 (fr) 2020-01-14 2020-01-14 Récipient de fluide comprenant un dispositif de mesure électronique à afficheur numérique amélioré

Publications (1)

Publication Number Publication Date
EP3851733A1 true EP3851733A1 (de) 2021-07-21

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EP (1) EP3851733A1 (de)
FR (1) FR3106188B1 (de)

Cited By (1)

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FR3133320A1 (fr) 2022-03-10 2023-09-15 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Robinet pour récipient de gaz à détendeur intégré amélioré

Families Citing this family (3)

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USD981528S1 (en) 2020-04-15 2023-03-21 Worthington Cylinders Corporation Canister attachment device
US11415449B2 (en) * 2020-04-15 2022-08-16 Worthington Cylinders Corporation Cylinder attachment
USD986752S1 (en) 2020-08-25 2023-05-23 Worthington Cylinders Corporation Digital canister gauge

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EP2918892A1 (de) 2014-03-12 2015-09-16 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Schutzhaube für Gasflasche mit elektronischem Anzeigebildschirm in oberer Position
EP2918893A1 (de) 2014-03-12 2015-09-16 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Schutzhaube mit schwenkbarem Einrastsystem für Gasflasche
US9285078B2 (en) 2009-12-21 2016-03-15 Linde Aktiengesellschaft Pressure vessel
EP3002498A1 (de) 2014-09-22 2016-04-06 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Gasbehälter mit absperrhahnblock, der mit einem berührungsbildschirm zur datenanzeige ausgestattet ist
FR3033385A1 (fr) 2015-03-05 2016-09-09 Air Liquide Recipient de gaz avec dispositif de visualisation de la quantite residuelle de gaz
US10151405B1 (en) 2012-11-09 2018-12-11 Praxair Technology, Inc. Valve integrated pressure regulator with shroud and digital display for gas cylinders

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Publication number Priority date Publication date Assignee Title
US9285078B2 (en) 2009-12-21 2016-03-15 Linde Aktiengesellschaft Pressure vessel
US10151405B1 (en) 2012-11-09 2018-12-11 Praxair Technology, Inc. Valve integrated pressure regulator with shroud and digital display for gas cylinders
EP2918892A1 (de) 2014-03-12 2015-09-16 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Schutzhaube für Gasflasche mit elektronischem Anzeigebildschirm in oberer Position
EP2918893A1 (de) 2014-03-12 2015-09-16 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Schutzhaube mit schwenkbarem Einrastsystem für Gasflasche
EP3002498A1 (de) 2014-09-22 2016-04-06 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Gasbehälter mit absperrhahnblock, der mit einem berührungsbildschirm zur datenanzeige ausgestattet ist
FR3033385A1 (fr) 2015-03-05 2016-09-09 Air Liquide Recipient de gaz avec dispositif de visualisation de la quantite residuelle de gaz

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3133320A1 (fr) 2022-03-10 2023-09-15 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Robinet pour récipient de gaz à détendeur intégré amélioré
EP4257868A1 (de) 2022-03-10 2023-10-11 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Ventil für einen gasbehälter mit verbessertem integriertem expander

Also Published As

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