CN111059468A - Medical gas terminal suspension device and mounting method thereof - Google Patents
Medical gas terminal suspension device and mounting method thereof Download PDFInfo
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- CN111059468A CN111059468A CN201911373677.9A CN201911373677A CN111059468A CN 111059468 A CN111059468 A CN 111059468A CN 201911373677 A CN201911373677 A CN 201911373677A CN 111059468 A CN111059468 A CN 111059468A
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- 239000000725 suspension Substances 0.000 title claims abstract description 124
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 40
- 238000012360 testing method Methods 0.000 claims abstract description 4
- 238000003860 storage Methods 0.000 claims description 45
- 230000005540 biological transmission Effects 0.000 claims description 30
- 238000013461 design Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 12
- 210000001503 joint Anatomy 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 295
- 229940075473 medical gases Drugs 0.000 abstract description 5
- 239000000428 dust Substances 0.000 description 18
- 238000009825 accumulation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 238000007726 management method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention discloses a medical gas terminal suspension device and an installation method thereof, and the medical gas terminal suspension device comprises a main control box and gas terminal suspension boxes, wherein the two gas terminal suspension boxes are symmetrically arranged on two sides of the main control box through a fixed rod and a gas guide pipe, the top end of the main control box is vertically provided with an upright post, the top end of the upright post is rotatably connected to the end part of a cantilever, the other end of the cantilever is rotatably connected to a rotating table, and a positioning disc is fixedly connected above the rotating table. The method comprises the following steps: the method comprises the steps of main control box installation, gas terminal suspension box installation, rotating mechanism installation, boosting mechanism installation and gas terminal suspension device test operation. The invention can control the amount of gas entering the gas terminal suspension box, and can control the gas terminal suspension box according to the actual use requirement, thereby improving the use safety and reliability of the gas terminal, simultaneously meeting the requirement of simultaneously conveying various medical gases and improving the safety and reliability of gas use.
Description
Technical Field
The invention relates to a medical gas terminal suspension device and an installation method thereof.
Background
The medical gas terminal is a medical device used for acquiring various gases (including oxygen, high-pressure air, negative pressure and the like) in a central gas supply system pipeline, and is a key node for connecting a hospital central gas supply system and the medical device.
The gas terminal joint of the medical gas terminal in the prior art is generally directly exposed outside, dust is easily accumulated, cleaning is inconvenient, the dust is easily sucked into the medical equipment when the medical equipment is reused, and certain potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a medical gas terminal suspension device and a technical scheme of an installation method thereof aiming at the defects in the prior art, the quantity of gas entering a gas terminal suspension box can be controlled through the design of a main control box, and the control can be carried out according to the actual use requirement, so that the use safety and reliability of the gas terminal are improved, the gas terminal suspension box is used for storing a gas terminal joint, the gas terminal joint is prevented from being directly exposed outside to cause the accumulation of dust, so that the normal use of the gas terminal is influenced, the main control box and the gas terminal suspension box can be moved by an upright post, a cantilever and a rotating platform, the use operation is convenient and rapid, the use flexibility of the gas terminal suspension device is greatly improved, the installation method of the medical gas terminal suspension device has simple steps, is convenient for the flexible rotation of the gas terminal joint, and reduces the accumulation of the dust of the gas terminal joint, and the space is saved, the simultaneous delivery of various medical gases can be met, and the safety and the reliability of gas utilization are improved.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a medical gas terminal linkage which characterized in that: the gas terminal suspension box comprises a main control box and gas terminal suspension boxes, wherein the two gas terminal suspension boxes are symmetrically arranged on two sides of the main control box through a fixed rod and a gas guide pipe; the design through the master control box can control the amount of gas entering the gas terminal suspension box, and can be controlled according to actual use requirements, the safety and the reliability of the use of the gas terminal are improved, the gas terminal suspension box is used for storing a gas terminal connector, the accumulation of dust caused by the fact that the gas terminal connector is directly exposed outside is prevented, the normal use of the gas terminal is influenced, the upright post, the cantilever and the rotating table can realize the movement of the master control box and the gas terminal suspension box, the use operation is convenient and fast, the use flexibility of the gas terminal suspension device is greatly improved, the fixing rod improves the stability and the reliability of connection between the gas terminal suspension box and the master control box, and the gas guide pipe can continuously input the gas in the master control box into the gas terminal suspension box.
Further, the inside of master control box is provided with the gas storage chamber, the top in gas storage chamber is provided with the intake pipe, be provided with the admission valve in the intake pipe, the bilateral symmetry in gas storage chamber is provided with the outlet duct, outlet duct intercommunication air duct, the outlet duct passes through the linking pipe and connects the gas storage chamber, the linking pipe is from last down evenly set up on the side in gas storage chamber, be provided with the gas transmission pump on the linking pipe, can be with medical gas stable input gas storage intracavity through the intake pipe, through the effect of gas transmission pump, can be with the gas in the gas storage chamber through linking pipe input outlet duct, carry to the air duct again, realize gaseous reposition of redundant.
Furthermore, a display screen and a control button are arranged on the front end face of the outer side of the main control box, the display screen can display the types and the air pressure of the air in the air storage cavity, and the through hole control button controls the air delivery pump to work, so that the air pressure in the air storage cavity can be adjusted.
Further, a pipeline box, a rotating mechanism and a boosting mechanism are arranged in the gas terminal suspension box, the pipeline box is fixedly connected to the inner rear side face of the gas terminal suspension box, the pipeline box is connected with a gas guide pipe through a first gas transmission hose, the upper end and the lower end of the rotating mechanism are connected to the top and the bottom of the gas terminal suspension box through support columns, a motor is arranged on the top face of the gas terminal suspension box and is connected with the support columns above the gas terminal suspension box through a gear set, the boosting mechanism is connected to the rotating mechanism, the boosting mechanism is connected with the pipeline box through a second air hose, the pipeline box is used for connecting the second air hose with the first air hose to prevent the second air hose from being wound together, the gear set is driven to rotate by the motor, and then can drive rotary mechanism rotatory through the support column of top, realize satisfying the demand of gas terminal in-service use to the adjustment of boosting mechanism angle.
Further, the rotating mechanism comprises a positioning plate and side plates, the two side plates are fixedly connected to the upper side and the lower side of the positioning plate in parallel, two second cross beams, two first cross beams and two limiting plates are sequentially arranged between the two side plates in parallel from left to right, the first cross beam is positioned between the second cross beam and the limiting plates, the limiting plates are positioned on one side close to the positioning plate, limiting grooves are uniformly formed in the limiting plates, second conducting holes are uniformly formed in the outer side surfaces of the limiting plates, limiting holes are formed in the positioning plate, limiting rods are arranged at two ends of the second cross beam and matched with the limiting holes, the boosting mechanism is connected to the first cross beam and the second cross beam, the first cross beam and the second cross beam can realize the installation and fixation of the boosting mechanism, meanwhile, the first cross beam and the second cross beam can improve the connection strength and the stability between the two side plates, the stability when the rotating mechanism is rotated and the limiting, the stability of boosting mechanism during operation is improved.
Further, the boosting mechanism comprises a boosting assembly and an air cylinder, the air cylinder is uniformly connected to the second cross beam in a rotating mode, the boosting assembly is uniformly connected to the first cross beam, the air cylinder is connected with the boosting assembly through a piston rod, the piston rod is driven to move through the air cylinder, and therefore the telescopic movement of the boosting assembly can be achieved.
Further, the boosting assembly comprises a mounting block and a swing arm, boost pole and gas terminal connector, installation piece fixed connection is on first crossbeam, the one end of swing arm is rotated and is connected on the installation piece, the piston rod is connected to the other end of swing arm, the bottom of installation piece is provided with the sleeve, it connects the boost pole to remove the connection in the sleeve, the swing arm is connected through triangle pull rod in the top of boost pole, the bottom of boost pole is connected with gas terminal connector, gas terminal connector and second conducting hole phase-match, be provided with the gas receiving hole on the side of boost pole, gas terminal connector passes through gas receiving hole intercommunication second gas transmission hose, the piston rod drives the swing arm and rotates, further drive the flexible removal of boost pole through triangle pull rod, realize that gas terminal connector removes along second conducting hole and first conducting hole, satisfy gas terminal's user needs, second gas transmission hose can be with required gas through receiving hole input gas terminal connector.
Furthermore, the top surfaces and the bottom surfaces of the upper positioning plate and the lower positioning plate are respectively provided with a disc, the discs are fixedly connected onto the positioning plates through supports, the stability of connection between the discs and the supporting columns is improved, the connection strength between the discs and the positioning plates is improved through the supports, and the stability and the reliability of rotation of the rotating mechanism are improved.
Further, the gas terminal hangs the incasement and from last down evenly is provided with first conducting hole, first conducting hole and second conducting hole phase-match, and the gas terminal is provided with the draw-in groove on hanging the case, and the draw-in groove removes and is connected with the closing plate, is provided with the handle on the side of closing plate, and the pulling handle makes the closing plate remove along the draw-in groove, can realize closing or opening first conducting hole, prevents that the dust from entering into on the gas terminal connector.
The mounting method of the medical gas terminal suspension device is characterized by comprising the following steps:
1) master control box installation
a. Firstly, manufacturing a corresponding main control box according to design requirements, polishing the outer side surface of the main control box, installing a display screen and a control button along the front end surface of the outer side of the main control box, connecting the control button with the display screen through a control chip, and controlling and displaying the air pressure in an air storage cavity in the main control box through the control button and the display screen, so that the use requirements of a gas terminal are met, and the safety is improved;
b. then determining the size of a gas storage cavity according to the size of the main control box, fixedly installing the gas storage cavity in the main control box, vertically installing a gas inlet pipe with a gas inlet valve along the top of the gas storage cavity, sealing the top end of the gas inlet pipe through a rubber plug, and communicating the gas inlet pipe with an external centralized gas supply system to realize gas transmission of a gas terminal;
c. then, air outlet pipes are symmetrically arranged along two sides of the air storage cavity, the air outlet ends of the air outlet pipes are positioned at the upper parts of two sides of the main control box, connecting pipes are uniformly arranged between the air outlet pipes and the air storage cavity from top to bottom along the vertical direction, an air conveying pump is arranged on each connecting pipe to ensure that the connecting pipes, the air storage cavity and the air outlet pipes are sealed and firm, air in the air storage cavity can be conveyed into the air outlet pipes through the connecting pipes through the air conveying pumps and conveyed into the air terminal suspension box through the air outlet pipes, and the connecting pipes are connected with boosting rods in the air terminal suspension box to ensure that each connecting pipe corresponds to a corresponding air terminal connector;
d. finally, vertically installing an upright column on the top surface of the main control box according to design requirements, removing the rubber plug, rotatably connecting the top end of the upright column to the end part of the cantilever, rotatably connecting the other end of the cantilever to the rotating table, and connecting the top end of the rotating table to the wall body through a positioning disc, so that the main control box is conveniently connected with the wall body, and the moving reliability of the gas terminal suspension device is improved;
the installation method of the main control box has simple steps, improves the connection strength and stability of the main control box, is convenient to install and flexible and convenient to use, and simultaneously improves the safety and reliability of the gas terminal.
2) Gas terminal suspension box installation
a. Firstly, determining the size of a gas terminal suspension box according to a main control box and design requirements, processing the corresponding gas terminal suspension box, and polishing the inner side surface and the outer side surface of the gas terminal suspension box;
b. then manufacturing a corresponding pipeline box according to the length of the pipeline, fixedly installing the pipeline box on the rear side surface of the gas terminal suspension box, and performing branching management on the second gas transmission hose through the pipeline box to prevent the second gas transmission hose from winding to influence the final gas transmission effect;
c. then, the side surface of the gas terminal suspension box is fixedly arranged on the side surface of the main control box through a fixing rod, the gas outlet pipe is connected with a first gas transmission hose in the gas terminal suspension box through a gas guide pipe, the first gas transmission hose is connected with a pipeline box, and the first gas transmission hose is communicated with the gas guide pipe and the pipeline box;
d. finally, first via holes are horizontally and uniformly formed along the front side face of the gas terminal suspension box, clamping grooves are formed along the vertical direction of the first via holes, and sealing plates are movably connected to the clamping grooves, so that the sealing plates are convenient to open or close the first via holes, and dust impurities are prevented from entering the gas terminal connector;
the installation steps of the gas terminal suspension box are simple, the connection strength and the stability between the gas terminal suspension box and the main control box are improved, the gas terminal suspension box is convenient to clean, and dust is prevented from entering the gas terminal suspension box.
3) Rotary mechanism mounting
a. Firstly, according to the size of an internal size rotating mechanism of a gas terminal suspension box, processing corresponding positioning plates and side plates, fixedly connecting the two side plates in parallel to the upper end and the lower end of the positioning plates, processing a first cross beam, a second cross beam and a limiting plate with proper sizes according to the distance between the two side plates, fixedly installing the processed limiting plate between the side plates and the positioning plates, attaching the limiting plate to the positioning plates, drilling corresponding second conducting holes on the positioning plates along the positions of limiting grooves on the limiting plates, and polishing the second conducting holes, so that the stability and reliability of the whole rotating mechanism during working are improved, and looseness is prevented;
b. then, the two processed first cross beams are fixedly arranged at a set position between the two side plates in parallel, the position of the second cross beam is determined according to the position of the first cross beam, limiting holes are formed along the side plates, the processed second cross beam is arranged on the two side plates, limiting rods at two ends of the second cross beam are arranged in the limiting holes to be fixed, the connection strength between the two side plates is improved through the first cross beam and the second cross beam, and the stability of the whole rotating mechanism is further improved;
c. then, discs are symmetrically installed along the outer side faces of the two side plates, the discs are fixedly installed on the side plates through a support, the upper disc and the lower disc are respectively connected to the top and the bottom of the gas terminal suspension box in a rotating mode through support columns, a motor is installed on the top face of the gas terminal suspension box, the motor is connected with the support columns located above the gas terminal suspension box through gear sets, the motor drives the support columns above the gas terminal suspension box to rotate, the discs are further driven to rotate, and the rotating mechanism is enabled to rotate stably;
d. finally, the rotating mechanism is driven to rotate through the motor, and whether a second via hole in the rotating mechanism is matched with a first via hole in the gas terminal suspension box or not is observed;
the installation method of the rotating mechanism is simple in steps, not only improves the connection stability and reliability of the rotating mechanism, but also facilitates the installation of the boosting mechanism and improves the assembly precision of the gas terminal connector.
4) Mounting of boosting mechanism
a. Firstly, selecting proper air cylinders, piston rods and boosting assemblies according to the space among the first cross beam, the second cross beams and the limiting plates, uniformly installing the air cylinders at set positions on the side surfaces of the two second cross beams, installing the piston rod on each air cylinder, and driving the boosting assemblies to move through the air cylinders and the piston rods, so that the telescopic movement of the gas terminal joints is realized, and the requirements of actual operation are met;
b. then selecting a proper mounting block, a swing arm, a boosting rod and a gas terminal joint according to design requirements, fixedly mounting the mounting block at a set position of the first cross beam, and rotatably connecting one end of the swing arm to the mounting block and rotatably connecting the other end of the swing arm to the end part of the piston rod;
c. then, a sleeve is installed on the installation block, the boosting rod is movably connected to the sleeve and penetrates through the sleeve, the top end of the boosting rod is connected to the side face of the swing arm through a triangular pull rod, the bottom end of the boosting rod is connected with a gas terminal connector, and the gas terminal connector is matched with the first via hole and the second via hole;
d. finally, after all the boosting assemblies are installed, selecting a second gas hose with a proper length, connecting one end of the second gas hose with a pipeline box, and connecting the other end of the second gas hose with gas receiving holes in each boosting rod;
the installation method of the boosting mechanism is simple in steps, the gas terminal connector can be extended out when in use and retracted when not in use according to the actual requirements of the medical gas terminal, dust and impurities are prevented from being adhered to the gas terminal connector, and the safety and the reliability of gas delivery are improved.
5) Test run of gas terminal suspension device
a. Firstly, moving a main control box and a gas terminal suspension box to proper positions according to the actual operation requirement;
b. then, opening the sealing plate, driving the rotating mechanism to rotate through the motor, enabling the boosting mechanism to rotate to a proper position, starting the air cylinder, driving the gas terminal connectors to extend out along the second via hole and the first via hole through the piston rod and the boosting assembly, starting the main control box, and conveying gas to each gas terminal connector through the gas transmission pump;
c. the gas supply can be realized by connecting the required equipment into the corresponding gas terminal joint.
The mounting method of the medical gas terminal suspension device is simple in steps, not only is flexible rotation of the gas terminal connector facilitated, accumulation of dust of the gas terminal connector reduced, but also space is saved, simultaneous delivery of various medical gases can be met, and safety and reliability of gas utilization are improved.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the design through the master control case can control the volume of the gas that gets into the gas terminal and hang the incasement to can control according to actual use needs, improve the security and the reliability that gas terminal used.
2. The gas terminal suspension box is used for storing the gas terminal connector, the gas terminal connector is prevented from being directly exposed outside to cause dust accumulation, the normal use of the gas terminal is influenced, the main control box and the gas terminal suspension box can be moved by the upright post, the cantilever and the rotating table, the use and the operation are convenient and fast, and the use flexibility of the gas terminal suspension device is greatly improved.
3. Can realize fixed the installation of boosting mechanism through first crossbeam and second crossbeam, first crossbeam and second crossbeam can improve joint strength and stability between two curb plates simultaneously, and stability when improving rotary mechanism and rotate and spacing groove on the reliability limiting plate can carry on spacingly to boosting mechanism, improve the stability of boosting mechanism during operation.
4. The cylinder passes through the piston rod and connects the boosting subassembly, drives the piston rod through the cylinder and removes, and then can realize the flexible removal of boosting subassembly, and the piston rod drives the swing arm and rotates, further drives the flexible removal of boosting pole through the triangle pull rod, realizes that gas terminal connects and removes along second conducting hole and first conducting hole, satisfies gas terminal's user demand, and second gas hose can be with required gas through connecing gas hole input gas terminal to connect.
5. The mounting method of the medical gas terminal suspension device is simple in steps, not only is flexible rotation of the gas terminal connector facilitated, accumulation of dust of the gas terminal connector reduced, but also space is saved, simultaneous delivery of various medical gases can be met, and safety and reliability of gas utilization are improved.
Description of the drawings:
the invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is an illustration of the effect of a gas terminal suspension device in a medical gas terminal suspension device and method of installation thereof according to the present invention;
FIG. 2 is a schematic view of the internal structure of the main control box according to the present invention;
FIG. 3 is a schematic view showing the internal structure of the gas terminal suspension case according to the present invention;
FIG. 4 is a schematic structural view of a rotating mechanism according to the present invention;
FIG. 5 is a schematic view of the structure in the direction A in FIG. 4;
FIG. 6 is a schematic view of the connection of the boosting mechanism according to the present invention;
fig. 7 is a schematic structural diagram of the boosting assembly according to the present invention.
In the figure: 1-a main control box; 2-gas terminal suspension box; 3-upright column; 4-a cantilever; 5-a rotating table; 6-positioning the disc; 7-a display screen; 8-a gas-guide tube; 9-fixing the rod; 10-sealing plate; 11-a handle; 12-a gas storage cavity; 13-an air inlet pipe; 14-an intake valve; 15-air outlet pipe; 16-an adapter tube; 17-an air delivery pump; 18-a rotation mechanism; 19-a card slot; 20 — a first via hole; 21-a motor; 22-gear set; 23-a support column; 24-a manifold box; 25-a first gas hose; 26-a second gas hose; 27-a positioning plate; 28-side plate; 29-disc; 30-a scaffold; 31-a limiting hole; 32-limiting plate; 33-a limiting groove; 34-a first beam; 35-a boost assembly; 36-second via hole; 37-a second beam; 38-a stop lever; 39-air cylinder; 40-a piston rod; 41-mounting block; 42-swing arm; 43-triangular pull rod; 44-push rod; 45-gas terminal fittings; 46-air receiving holes; 47-sleeve.
Detailed Description
As shown in figures 1 to 7, the medical gas terminal suspension device comprises a main control box 1 and gas terminal suspension boxes 2, wherein the two gas terminal suspension boxes 2 are symmetrically arranged on two sides of the main control box 1 through a fixing rod 9 and a gas guide pipe 8, an upright post 3 is vertically arranged at the top end of the main control box 1, the top end of the upright post 3 is rotatably connected to the end part of a cantilever 4, the other end of the cantilever 4 is rotatably connected to a rotating table 5, a positioning disc 6 is fixedly connected above the rotating table 5, a gas storage cavity 12 is arranged inside the main control box 1, a gas inlet pipe 13 is arranged at the top end of the gas storage cavity 12, a gas inlet valve 14 is arranged on the gas inlet pipe 13, gas outlet pipes 15 are symmetrically arranged on two sides of the gas storage cavity 12, the gas outlet pipes 15 are communicated with the gas guide pipe 8, the gas outlet pipes 15 are connected with the gas storage cavity 12 through a connecting pipe 16, the connecting pipe 16 is uniformly, medical gas can be stably input into the gas storage cavity 12 through the gas inlet pipe 13, and the gas in the gas storage cavity 12 can be input into the gas outlet pipe 15 through the connecting pipe 16 under the action of the gas transmission pump 17 and then conveyed into the gas guide pipe 8, so that the gas is divided and conveyed. Be provided with display screen 7 and control button on the terminal surface before the outside of master control case 1, display screen 7 can show the gas type and the atmospheric pressure in the gas storage chamber 12, and through-hole control button controls the work of air transmission pump 17, realizes the regulation to the atmospheric pressure in the gas storage chamber 12. The volume of gas in the gas terminal suspension box 2 can be controlled to get into through the design of master control box 1 to can control according to the use needs of reality, improve the security and the reliability that gas terminal used, dead lever 9 has improved stability and reliability that gas terminal suspension box 2 and master control box 1 are connected, and gas duct 8 can hang the gas terminal suspension box 2 with the gaseous continuous input in the master control box 1.
A pipeline box 24, a rotating mechanism 18 and a boosting mechanism are arranged in the gas terminal suspension box 2, the pipeline box 24 is fixedly connected to the inner rear side face of the gas terminal suspension box 2, the pipeline box 24 is connected with the gas guide pipe 8 through a first gas hose 25, the upper end and the lower end of the rotating mechanism 18 are connected to the top and the bottom of the gas terminal suspension box 2 through support pillars 23, a motor 21 is arranged on the top face of the gas terminal suspension box 2, the motor 21 is connected with the support pillars 23 positioned above through a gear set 22, the boosting mechanism is connected to the rotating mechanism 18 and is connected with the pipeline box 24 through a second gas hose 26, the pipeline box 24 is used for connecting the second gas hose 26 with the first gas hose 25 to prevent the second gas hose 26 from being wound together, the gear set 22 is driven to rotate through the motor 21, and further the rotating mechanism 18 can be driven to rotate through the support pillars 23, the angle of the boosting mechanism can be adjusted, and the actual use requirement of the gas terminal is met. The gas terminal suspension box 2 is used for storing the gas terminal connectors 45, the gas terminal connectors 45 are prevented from being directly exposed outside to cause dust accumulation, normal use of the gas terminal is influenced, the main control box 1 and the gas terminal suspension box 2 can be moved by the upright post 3, the cantilever 4 and the rotating platform 5, use and operation are convenient and fast, and use flexibility of the gas terminal suspension device is greatly improved.
The rotating mechanism 18 comprises a positioning plate 27 and side plates 28, the two side plates 28 are fixedly connected to the upper side and the lower side of the positioning plate 27 in parallel, two second beams 37, two first beams 34 and two limiting plates 32 are sequentially arranged between the two side plates 28 from left to right in parallel, the first beam 34 is arranged between the second beam 37 and the limiting plate 32, the limiting plate 32 is arranged at one side close to the positioning plate 27, limiting grooves 33 are uniformly arranged on the limiting plate 32, second conducting holes 36 are uniformly arranged on the outer side surface of the limiting plate 32, a limiting hole 31 is arranged on the positioning plate 27, limiting rods 38 are arranged at two ends of the second beam 37, the limiting rods 38 are matched with the limiting holes 31, the boosting mechanism is connected to the first beam 34 and the second beam 37, the mounting and fixing of the boosting mechanism can be realized through the first beam 34 and the second beam 37, and meanwhile, the first beam 34 and the second beam 37 can improve the connection strength and stability between, the limiting groove 33 on the limiting plate 32 can limit the boosting mechanism by improving the stability and reliability of the rotating mechanism 18 during rotation, so that the stability of the boosting mechanism during operation is improved.
Boosting mechanism includes boosting subassembly 35 and cylinder 39, and cylinder 39 even rotation is connected on second crossbeam 37, and boosting subassembly 35 even connection is on first crossbeam 34, and cylinder 39 passes through piston rod 40 and connects boosting subassembly 35, drives piston rod 40 through cylinder 39 and removes, and then can realize the flexible removal of boosting subassembly 35. The boosting assembly 35 comprises an installation block 41, a swing arm 42, a boosting rod 44 and a gas terminal connector 45, the installation block 41 is fixedly connected to the first beam 34, one end of the swing arm 42 is rotatably connected to the installation block 41, the other end of the swing arm 42 is connected to the piston rod 40, a sleeve 47 is arranged at the bottom of the installation block 41, a boosting rod 44 is movably connected in the sleeve 47, the top end of the boosting rod 44 is connected to the swing arm 42 through a triangular pull rod 43, the bottom end of the boosting rod 44 is connected to the gas terminal connector 45, the gas terminal connector 45 is matched with the second via hole 36, an air receiving hole 46 is arranged on the side surface of the boosting rod 44, the gas terminal connector 45 is communicated with the second air hose 26 through the air receiving hole 46, the piston rod 40 drives the swing arm 42 to rotate, the boosting rod 44 is further driven to move in a telescopic manner through the triangular pull rod 43, and the gas terminal, the second air hose 26 can supply the required air to the air terminal connector 45 through the air receiving hole 46, according to the use requirement of the air terminal. The top surface and the bottom surface of the upper positioning plate 27 and the lower positioning plate 27 are respectively provided with a disc 29, the disc 29 is fixedly connected to the positioning plates 27 through a support 30, the disc 29 improves the stability of connection with the supporting column 23, the support 30 improves the connection strength between the disc 29 and the positioning plates 27, and the stability and the reliability of rotation of the rotating mechanism 18 are improved.
First via hole 20 evenly is provided with from top to bottom in the gas terminal hangs case 2, first via hole 20 and the phase-match of second via hole 36, be provided with draw-in groove 19 on the gas terminal hangs case 2, it is connected with closing plate 10 to remove in the draw-in groove 19, be provided with handle 11 on the side of closing plate 10, pulling handle 11 makes closing plate 10 remove along draw-in groove 19, can realize closing or opening first via hole 20, prevent that the dust from entering into on the gas terminal connects 45.
The mounting method of the medical gas terminal suspension device comprises the following steps:
1) installation of the main control box 1
a. Firstly, manufacturing a corresponding main control box 1 according to design requirements, polishing the outer side surface of the main control box 1, installing a display screen 7 and a control button along the front end surface of the outer side of the main control box 1, connecting the control button with the display screen 7 through a control chip, and controlling and displaying the air pressure in an air storage cavity 12 in the main control box 1 through the control button and the display screen 7, so that the use requirements of a gas terminal are met, and the safety is improved;
b. then, determining the size of a gas storage cavity 12 according to the size of the main control box 1, fixedly installing the gas storage cavity 12 in the main control box 1, vertically installing a gas inlet pipe 13 with a gas inlet valve 14 along the top of the gas storage cavity 12, sealing the top end of the gas inlet pipe 13 through a rubber plug, and communicating with an external centralized gas supply system through the gas inlet pipe 13 to realize gas transmission to a gas terminal;
c. then, air outlet pipes 15 are symmetrically arranged along two sides of the air storage cavity 12, the air outlet ends of the air outlet pipes 15 are positioned at the upper parts of two sides of the main control box 1, connecting pipes 16 are uniformly arranged between the air outlet pipes 15 and the air storage cavity 12 from top to bottom along the vertical direction, an air transmission pump 17 is arranged on each connecting pipe 16 to ensure that the connecting pipes 16, the air storage cavity 12 and the air outlet pipes 15 are sealed firmly, air in the air storage cavity 12 can be input into the air outlet pipes 15 through the connecting pipes 16 through the air transmission pumps 17 and is input into the air terminal suspension box 2 through the air outlet pipes 15, the connecting pipes 16 are connected with boosting rods 44 in the air terminal suspension box 2, and each connecting pipe 16 corresponds to a corresponding air terminal connector 45;
d. finally, vertically installing an upright post 3 on the top surface of the main control box 1 according to design requirements, removing a rubber plug, rotatably connecting the top end of the upright post 3 to the end part of a cantilever 4, rotatably connecting the other end of the cantilever 4 to a rotating table 5, and connecting the top end of the rotating table 5 to a wall body through a positioning disc 6, so that the main control box 1 is conveniently connected with the wall body, and the moving reliability of the gas terminal suspension device is improved;
the installation method of the main control box 1 is simple in steps, not only improves the connection strength and stability of the main control box 1, but also is convenient to install, flexible and convenient to use, and improves the safety and reliability of the gas terminal.
2) Gas terminal suspension box 2 mounting
a. Firstly, determining the size of a gas terminal suspension box 2 according to a main control box 1 and design requirements, processing the corresponding gas terminal suspension box 2, and polishing the inner side surface and the outer side surface of the gas terminal suspension box 2;
b. then, manufacturing a corresponding pipeline box 24 according to the length of the pipeline arrangement, fixedly installing the pipeline box 24 on the rear side surface of the gas terminal suspension box 2, and performing branching management on the second gas transmission hose 26 through the pipeline box 24 to prevent the second gas transmission hose 26 from being wound to influence the final gas transmission effect;
c. then, the side surface of the gas terminal suspension box 2 is fixedly arranged on the side surface of the main control box 1 through a fixing rod 9, the gas outlet pipe 15 is connected with a first gas transmission hose 25 in the gas terminal suspension box 2 through a gas guide pipe 8, the first gas transmission hose 25 is connected with a pipeline box 24, and the gas guide pipe 8 is communicated with the pipeline box 24 through the first gas transmission hose 25;
d. finally, first through holes 20 are horizontally and uniformly formed along the front side face of the gas terminal suspension box 2, clamping grooves 19 are formed along the vertical direction of the first through holes 20, the sealing plates 10 are movably connected to the clamping grooves 19, the sealing plates 10 are convenient to open or close the first through holes 20, and dust and impurities are prevented from entering the gas terminal connectors 45;
the installation steps of the gas terminal suspension box 2 are simple, the connection strength and the stability between the gas terminal suspension box and the main control box 1 are improved, the gas terminal suspension box is convenient to clean, and dust is prevented from entering the gas terminal suspension box 2.
3) Swivel mechanism 18 mounting
a. Firstly, according to the size of the rotating mechanism 18 of the internal size of the gas terminal suspension box 2, processing corresponding positioning plates 27 and side plates 28, fixedly connecting the two side plates 28 at the upper and lower ends of the positioning plate 27 in parallel, processing first beams 34, second beams 37 and limiting plates 32 with proper sizes according to the distance between the two side plates 28, fixedly installing the processed limiting plates 32 between the side plates 28 and the positioning plates 27, attaching the limiting plates to the positioning plates 27, drilling corresponding second conducting holes 36 on the positioning plates 27 along the positions of the limiting grooves 33 on the limiting plates 32, and polishing the second conducting holes 36, so that the stability and reliability of the whole rotating mechanism 18 during working are improved, and looseness is prevented;
b. then, the two processed first cross beams 34 are fixedly arranged at a set position between the two side plates 28 in parallel, the position of a second cross beam 37 is determined according to the position of the first cross beam 34, limiting holes 31 are formed along the side plates 28, the processed second cross beam 37 is arranged on the two side plates 28, limiting rods 38 at two ends of the second cross beam 37 are arranged in the limiting holes 31 to be fixed, the connection strength between the two side plates 28 is improved through the first cross beam 34 and the second cross beam 37, and the stability of the whole rotating mechanism 18 is further improved;
c. then, the discs 29 are symmetrically installed along the outer side surfaces of the two side plates 28, the discs 29 are fixedly installed on the side plates 28 through the supports 30, the upper and lower discs 29 are respectively connected to the top and the bottom of the gas terminal suspension box 2 through the support columns 23 in a rotating mode, the motor 21 is installed on the top surface of the gas terminal suspension box 2, the motor 21 is connected with the support column 23 located above through the gear set 22, the upper support column 23 is driven to rotate through the motor 21, the discs 29 are further driven to rotate, and the rotating mechanism 18 is enabled to rotate stably;
d. finally, the rotating mechanism 18 is driven to rotate through the motor 21, and whether the second via hole 36 on the rotating mechanism 18 is matched with the first via hole 20 on the gas terminal suspension box 2 or not is observed;
the installation method of the rotating mechanism 18 has simple steps, not only improves the stability and reliability of the connection of the rotating mechanism 18, but also is convenient for the installation of the boosting mechanism and improves the assembly precision of the gas terminal connector 45.
4) Mounting of boosting mechanism
a. Firstly, selecting proper air cylinders 39, piston rods 40 and boosting assemblies 35 according to the distance between the first cross beam 34, the second cross beam 37 and the limiting plate 32, uniformly installing the air cylinders 39 at the set positions of the side surfaces of the two second cross beams 37, installing the piston rod 40 on each air cylinder 39, and driving the boosting assemblies 35 to move through the air cylinders 39 and the piston rods 40, so that the telescopic movement of the gas terminal connectors 45 is realized, and the requirements of actual operation are met;
b. then selecting a proper mounting block 41, a swing arm 42, a boosting rod 44 and a gas terminal joint 45 according to design requirements, fixedly mounting the mounting block 41 at a set position of the first cross beam 34, and rotatably connecting one end of the swing arm 42 to the mounting block 41 and the other end to the end of the piston rod 40;
c. then, a sleeve 47 is installed on the installation block 41, the boosting rod 44 is movably connected to the sleeve 47 and penetrates through the sleeve 47, the top end of the boosting rod 44 is connected to the side face of the swing arm 42 through a triangular pull rod 43, the bottom end of the boosting rod 44 is connected with a gas terminal connector 45, and the gas terminal connector 45 is matched with the first through hole 20 and the second through hole 36;
d. finally, after all the boosting assemblies 35 are installed, selecting a second air hose 26 with a proper length, connecting one end of the second air hose 26 with the pipeline box 24, and connecting the other end of the second air hose 26 with the air receiving holes 46 on each boosting rod 44;
the installation method of the boosting mechanism is simple in steps, the gas terminal connector 45 can be extended out when in use and retracted when not in use according to the actual requirements of the medical gas terminal, dust and impurities are prevented from being adhered to the gas terminal connector 45, and the safety and the reliability of gas conveying are improved.
5) Test run of gas terminal suspension device
a. Firstly, moving a main control box 1 and a gas terminal suspension box 2 to proper positions according to the actual operation requirement;
b. then, the sealing plate 10 is opened, the rotating mechanism 18 is driven to rotate through the motor 21, the boosting mechanism is driven to rotate to a proper position, the air cylinder 39 is started, the air terminal connectors 45 are driven to extend out along the second via hole 36 and the first via hole 20 through the piston rod 40 and the boosting assembly 35, then the main control box 1 is started, and air is conveyed to each air terminal connector 45 through the air conveying pump 17;
c. the gas supply can be realized by connecting the required equipment to the corresponding gas terminal joint 45.
The mounting method of the medical gas terminal suspension device is simple in steps, not only is flexible rotation of the gas terminal connector 45 facilitated, accumulation of dust of the gas terminal connector 45 is reduced, but also space is saved, simultaneous delivery of various medical gases can be met, and safety and reliability of gas utilization are improved.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple variations, equivalent substitutions or modifications based on the present invention to achieve substantially the same technical effects are within the scope of the present invention.
Claims (10)
1. The utility model provides a medical gas terminal linkage which characterized in that: the gas terminal suspension box is symmetrically arranged on two sides of the main control box through a fixing rod and a gas guide tube, a stand column is vertically arranged at the top end of the main control box, the top end of the stand column is rotatably connected to the end portion of a cantilever, the other end of the cantilever is rotatably connected to a rotating table, and a positioning disc is fixedly connected to the upper portion of the rotating table.
2. A medical gas terminal suspension device according to claim 1, wherein: the inside of master control case is provided with the gas storage chamber, the top in gas storage chamber is provided with the intake pipe, be provided with the admission valve in the intake pipe, the bilateral symmetry in gas storage chamber is provided with the outlet duct, the outlet duct intercommunication the air duct, the outlet duct is connected through linking pipe the gas storage chamber, linking pipe is from last down evenly setting up on the side in gas storage chamber, be provided with the air transmission pump on the linking pipe.
3. A medical gas terminal suspension device according to claim 2, wherein: and a display screen and a control button are arranged on the front end surface of the outer side of the main control box.
4. A medical gas terminal suspension device according to claim 1, wherein: the gas terminal hangs incasement and is provided with pipeline case, rotary mechanism and boosting mechanism, pipeline case fixed connection be in on the inside trailing flank that the gas terminal hung the case, the pipeline case is through first gas transmission hose connection the air duct, the both ends are connected through the support column about the rotary mechanism gas terminal hangs the top and the bottom of case, the gas terminal is provided with the motor on hanging the top surface of case, the motor passes through the gear train connection and is located the top the support column, boosting mechanism connects on the rotary mechanism, just boosting mechanism passes through second gas transmission hose connection the pipeline case.
5. A medical gas terminal suspension device according to claim 4, wherein: the rotary mechanism comprises a positioning plate and two side plates, wherein the side plates are fixedly connected in parallel to the upper side and the lower side of the positioning plate, the two side plates are sequentially and parallelly provided with two second cross beams, two first cross beams and two limiting plates from left to right, the first cross beams are located between the second cross beams and the limiting plates, the limiting plates are located near one sides of the positioning plates, limiting grooves are evenly formed in the limiting plates, second conducting holes are evenly formed in the outer side faces of the limiting plates, limiting holes are formed in the positioning plates, limiting rods are arranged at the two ends of the second cross beams and are matched with the limiting holes, and the boosting mechanism is connected to the first cross beams and the second cross beams.
6. A medical gas terminal suspension device according to claim 5, wherein: the boosting mechanism comprises a boosting assembly and an air cylinder, the air cylinder is uniformly rotatably connected onto the second cross beam, the boosting assembly is uniformly connected onto the first cross beam, and the air cylinder is connected with the boosting assembly through a piston rod.
7. A medical gas terminal suspension device according to claim 6, wherein: the boosting assembly comprises an installation block, a swing arm, a boosting rod and a gas terminal connector, the installation block is fixedly connected to the first cross beam, one end of the swing arm is rotatably connected to the installation block, the other end of the swing arm is connected to the piston rod, the bottom of the installation block is provided with a sleeve, the boosting rod is movably connected to the inner side of the sleeve, the top end of the boosting rod is connected to the swing arm through a triangular pull rod, the bottom end of the boosting rod is connected to the gas terminal connector, the gas terminal connector is matched with the second conducting hole, a gas receiving hole is formed in the side face of the boosting rod, and the gas terminal connector is communicated with the second gas conveying hose through the gas receiving hole.
8. A medical gas terminal suspension device according to claim 5, wherein: the top surface and the bottom surface of the upper positioning plate and the lower positioning plate are respectively provided with a disc, and the discs are fixedly connected to the positioning plates through supports.
9. A medical gas terminal suspension device according to claim 5, wherein: the gas terminal hangs incasement from last first via hole that down evenly is provided with, first via hole with the second via hole phase-match, the gas terminal hangs and is provided with the draw-in groove on the case, it is connected with the closing plate to remove in the draw-in groove, be provided with the handle on the side of closing plate.
10. A method of installing a medical gas terminal suspension device according to any of claims 1 to 9, comprising the steps of:
1) master control box installation
a. Firstly, manufacturing a corresponding main control box according to design requirements, polishing the outer side surface of the main control box, mounting a display screen and a control button along the front end surface of the outer side of the main control box, and connecting the control button with the display screen through a control chip;
b. then determining the size of the gas storage cavity according to the size of the main control box, fixedly installing the gas storage cavity in the main control box, vertically installing a gas inlet pipe with a gas inlet valve along the top of the gas storage cavity, and sealing the top end of the gas inlet pipe through a rubber plug;
c. then, air outlet pipes are symmetrically arranged along two sides of the air storage cavity, the air outlet ends of the air outlet pipes are positioned at the upper parts of two sides of the main control box, connecting pipes are uniformly arranged between the air outlet pipes and the air storage cavity from top to bottom along the vertical direction, and an air conveying pump is arranged on each connecting pipe to ensure that the connecting pipes, the air storage cavity and the air outlet pipes are sealed firmly;
d. finally, vertically installing an upright column on the top surface of the main control box according to design requirements, removing the rubber plug, rotatably connecting the top end of the upright column to the end part of the cantilever, rotatably connecting the other end of the cantilever to a rotating table, and connecting the top end of the rotating table to a wall body through a positioning disc;
2) gas terminal suspension box installation
a. Firstly, determining the size of a gas terminal suspension box according to a main control box and design requirements, processing the corresponding gas terminal suspension box, and polishing the inner side surface and the outer side surface of the gas terminal suspension box;
b. then manufacturing a corresponding pipeline box according to the length of the pipeline arrangement, and fixedly installing the pipeline box on the rear side surface of the gas terminal suspension box;
c. then, the side surface of the gas terminal suspension box is fixedly arranged on the side surface of the main control box through a fixing rod, and the gas outlet pipe is connected with a first gas transmission hose in the gas terminal suspension box through a gas guide pipe, and the first gas transmission hose is connected with a pipeline box;
d. finally, horizontally and uniformly arranging a first via hole along the front side surface of the gas terminal suspension box, arranging a clamping groove along the vertical direction of the first via hole, and movably connecting a sealing plate in the clamping groove;
3) rotary mechanism mounting
a. Firstly, determining the size of a rotating mechanism according to the internal size of a gas terminal suspension box, processing corresponding positioning plates and side plates, fixedly connecting the two side plates in parallel to the upper end and the lower end of the positioning plate, processing a first cross beam, a second cross beam and a limiting plate with proper sizes according to the distance between the two side plates, fixedly installing the processed limiting plate between the side plates and the positioning plate, attaching the limiting plate to the positioning plate, drilling corresponding second conducting holes on the positioning plate along the positions of limiting grooves on the limiting plate, and polishing the second conducting holes;
b. then fixedly mounting the two processed first cross beams at a set position between the two side plates in parallel, determining the position of a second cross beam according to the position of the first cross beam, forming a limiting hole along the side plates, mounting the processed second cross beam on the two side plates, and mounting limiting rods at two ends of the second cross beam in the limiting holes for fixation;
c. then, symmetrically installing disks along the outer side surfaces of the two side plates, fixedly installing the disks on the side plates through a support, rotatably connecting the upper disk and the lower disk to the top and the bottom of the gas terminal suspension box through support columns respectively, installing a motor on the top surface of the gas terminal suspension box, and connecting the motor to the support columns positioned above through a gear set;
d. finally, the rotating mechanism is driven to rotate through the motor, and whether a second via hole in the rotating mechanism is matched with a first via hole in the gas terminal suspension box or not is observed;
4) mounting of boosting mechanism
a. Firstly, selecting proper air cylinders, piston rods and boosting assemblies according to the space among the first cross beam, the second cross beam and the limiting plate, uniformly installing the air cylinders at set positions on the side surfaces of the two second cross beams, and installing the piston rod on each air cylinder;
b. then selecting a proper mounting block, a swing arm, a boosting rod and a gas terminal joint according to design requirements, fixedly mounting the mounting block at a set position of the first cross beam, and rotatably connecting one end of the swing arm to the mounting block and rotatably connecting the other end of the swing arm to the end part of the piston rod;
c. then, a sleeve is installed on the installation block, the boosting rod is movably connected to the sleeve and penetrates through the sleeve, the top end of the boosting rod is connected to the side face of the swing arm through a triangular pull rod, the bottom end of the boosting rod is connected with a gas terminal connector, and the gas terminal connector is matched with the first via hole and the second via hole;
d. finally, after all the boosting assemblies are installed, selecting a second gas hose with a proper length, connecting one end of the second gas hose with a pipeline box, and connecting the other end of the second gas hose with gas receiving holes in each boosting rod;
5) test run of gas terminal suspension device
a. Firstly, moving a main control box and a gas terminal suspension box to proper positions according to the actual operation requirement;
b. then, opening the sealing plate, driving the rotating mechanism to rotate through the motor, enabling the boosting mechanism to rotate to a proper position, starting the air cylinder, driving the gas terminal connectors to extend out along the second via hole and the first via hole through the piston rod and the boosting assembly, starting the main control box, and conveying gas to each gas terminal connector through the gas transmission pump;
c. the gas supply can be realized by connecting the required equipment into the corresponding gas terminal joint.
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| JPH01131661A (en) * | 1987-11-18 | 1989-05-24 | Yazaki Corp | Medical gas control apparatus |
| JPH09192224A (en) * | 1996-01-12 | 1997-07-29 | Tokyo Gas Co Ltd | Device for measuring consumption of medical supply gas flow |
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