CN202724398U - Respiratory gas supply device - Google Patents
Respiratory gas supply device Download PDFInfo
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- CN202724398U CN202724398U CN 201220382067 CN201220382067U CN202724398U CN 202724398 U CN202724398 U CN 202724398U CN 201220382067 CN201220382067 CN 201220382067 CN 201220382067 U CN201220382067 U CN 201220382067U CN 202724398 U CN202724398 U CN 202724398U
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Abstract
The utility model provides a respiratory gas supply device capable of simply and reliably performing the mounting or dismounting operation between an oxygen output unit fixed to an oxygen output port of a medical oxygen supply source and a gas supply unit for being connected with a sleeve tube and the like. The respiratory gas supply device is provided with the oxygen output unit fixed to the oxygen output port of the medical oxygen supply source, and the gas supply unit capable of being mounted and dismounted relative to the oxygen output unit, wherein the oxygen output unit is provided with a check valve which is opened only when the oxygen output unit is connected with the gas supply unit; the gas supply unit is provided with a flow adjusting valve for setting the oxygen flow; the oxygen output unit and the gas supply unit are provided with clamping parts which are clamped with each other to connect the oxygen output unit with the gas supply unit; and the oxygen output unit is provided with a clamping removal part for removing a clamping state of the clamping parts and a limiting removal part for removing limitation of the clamping removal part on a clamping removal action when the oxygen flow is set to be zero.
Description
Technical field
This utility model relates to a kind of breath body feeding, in detail, relate to a kind of in the time will supplying with to the patient with respiratory system disease from the oxygen of various medical oxygen supply sources employed breath body feeding.
Background technology
As the patient who is used for having the respiratory system diseases such as emphysema, chronic bronchitis at home, suck the device of oxygen when going out, usually use the medical oxygen container of small-sized and portable FRP system.Be equipped with at this medical oxygen container and have for the pressure of regulating the oxygen that sucks by sleeve pipe, the air relief valve of flow, the breath body feeding of flow control valve.As this breath body feeding; known have a following one-piece type breath for gas feedway; it is split into the container unit section with decompression member and flow set parts and the protected location with demand regulator (Japanese: セ one バ one ユ ニ Star ト) section; and can be with respect to the loading and unloading protected location section (for example, with reference to patent documentation 1) of container unit section that is installed on the medical oxygen container.
The look-ahead technique document
Patent documentation 1: No. 4409817 communique of patent
Since patent documentation 1 described one-piece type breath body feeding be provided with for utilization be pressed into the zoarium that makes protected location section and container unit section zoarium cause parts and be used for utilization be pressed into make protected location section from the container cell mesh from releasing cause parts; therefore structure complicated not only; when zoarium; in order to make protected location section carry out para-position with respect to container unit section and not to be offset; must be pushed down into zoarium at the state of pressing and cause parts; have difficult point in operability, and become the burden of People etc.In addition because fit or remove fit the two and all undertaken by being pressed into, therefore also might be because pressing error so that zoarium, releasing zoarium can't successfully carry out.And, in the process of using protected location section, no matter why to plant former thereby make to remove and cause that parts are in bulged-in state, protected location section all can break away from from container unit section, might produce the situation of interrupting to the sleeve pipe supply of breathing gas.
In addition; because in above-mentioned patent documentation 1; in technical scheme 1, not only record in container unit section and have the flow set parts; in the working of an invention mode, also record protected location section and have flow set and handle knob, therefore can't clear and definite container unit section and the structure of protected location section.
The utility model content
Therefore, the purpose of this utility model be to provide a kind of can be simply and be fixed in reliably with the oxygen output unit of the oxygen delivery outlet of the various medical oxygen headed by the medical oxygen container and be used between the gas feed unit of joint sleeve etc. loading and unloading and can be reliably with the breath body feeding of stable state supply of breathing gas.
In order to reach above-mentioned purpose, breath body feeding of the present utility model is the breath body feeding that the oxygen of supplying with from medical oxygen supply source is carried out the flow adjustment and supplies with to user, it is characterized in that, this breath body feeding has: the oxygen output unit, and it is fixed in the oxygen delivery outlet of above-mentioned medical oxygen supply source; The gas feed unit, it can combine with this oxygen output unit with loading and unloading, above-mentioned oxygen output unit has check-valves, this check-valves is only driven valve when the above-mentioned gas feed unit is combining with this oxygen output unit, the above-mentioned gas feed unit has flow control valve, this flow control valve is used for the flow of the oxygen that imports from above-mentioned oxygen output unit to the gas feed unit is set, oxygen output unit and gas feed unit have respectively engaging part, this engaging part mutually engages and the oxygen output unit is combined with the gas feed unit, above-mentioned oxygen output unit has: parts are removed in engaging, and it can be removed the fastening state of above-mentioned engaging part and the oxygen output unit is separated with the gas feed unit; And the engaging parts that lift restrictions, it is used for limiting the engaging releasing action that parts are removed in this engaging, the above-mentioned gas feed unit has the restriction cancellation parts, when the flow of the oxygen of being set by above-mentioned flow control valve was set to zero, these restriction cancellation parts were removed the restriction that action is removed in the engaging that parts are removed in above-mentioned engaging that lifts restrictions by above-mentioned engaging that parts carry out.
Preferred above-mentioned engaging part moves and engages along the axis direction of above-mentioned oxygen delivery outlet, and preferred above-mentioned engaging is removed parts and moved and remove the fastening state of above-mentioned engaging part along the direction with the orthogonal axe of above-mentioned oxygen delivery outlet.
The preferred above-mentioned engaging parts that lift restrictions are biased the position application of force that action is removed in engaging that member removes from parts to the above-mentioned engaging of restriction, and make this engaging end by gas feed unit side that lifts restrictions on the parts side-prominent to the gas feed unit from the oxygen output unit, the above-mentioned gas feed unit has above-mentioned restriction cancellation parts, when the flow set with the oxygen in the flow control valve is zero, these above-mentioned restriction cancellation parts are pressed the lift restrictions outstanding part of parts of above-mentioned engaging, make engaging lift restrictions parts to the position movement that can engage the engaging of removing parts and remove action.
Preferred above-mentioned oxygen output unit and above-mentioned gas feed unit are so that be respectively formed at the state that the faying face on the direction with the orthogonal axe of above-mentioned oxygen delivery outlet connects and combine, form and to separate along the axis direction of above-mentioned oxygen delivery outlet, above-mentioned engaging part has: positive side fastened component, its faying face from the gas feed unit is given prominence to towards the oxygen output unit and is arranged, and is provided with the engaging teat in the top ends side; Cloudy side fastened component, it is located on the faying face of oxygen output unit, and form and can be on the side wall portion of the retaining hole that enters for above-mentioned positive side fastened component move along the direction with the orthogonal axe of above-mentioned oxygen delivery outlet, and can move to clamped position and non-clamped position with respect to the engaging teat of above-mentioned positive side fastened component; Cloudy side fastened component application of force unit, its from above-mentioned non-clamped position towards above-mentioned clamped position to this moon side fastened component application of force; Promote member, it removes parts as above-mentioned engaging, and it moves and promote above-mentioned cloudy side fastened component to above-mentioned non-clamped position along the direction with the orthogonal axe of above-mentioned oxygen delivery outlet; Promote limiting member, it is as the above-mentioned engaging parts that lift restrictions, it is set to and can moves along the axis direction of above-mentioned oxygen delivery outlet, and the promotion restriction site that can move to the above-mentioned promotion member of restriction along the direction that promote above-mentioned cloudy side fastened component to above-mentioned non-clamped position and promote the restriction cancellation position movement, and become faying face from the oxygen output unit towards the outstanding state of gas feed unit at above-mentioned promotion restriction site; Promote the limiting member force application part, it promotes limiting member to the above-mentioned promotion restriction site application of force to this, when above-mentioned positive side fastened component overcomes the application of force of cloudy side fastened component application of force unit and promotes cloudy side fastened component with top ends to above-mentioned non-clamped position, positive side fastened component is entered in the retaining hole until cloudy side fastened component can be with above-mentioned when engaging the position that teat fastens, utilize the application of force of cloudy side fastened component application of force unit, cloudy side fastened component is to moving with the clamped position that engages teat and positive side fastened component being engaged with cloudy side fastened component, oxygen output unit and gas feed unit are remained on bonding state, above-mentioned flow control valve has the Flow-rate adjustment driver plate that rotates centered by the rotation axis of the axis direction of above-mentioned oxygen delivery outlet at the peripheral part of gas feed unit, faying face side at this Flow-rate adjustment driver plate is provided with above-mentioned restriction cancellation parts, when the flow set with oxygen was zero, these restriction cancellation parts made above-mentioned promotion limiting member to above-mentioned promotion restriction cancellation position movement.
Preferred above-mentioned gas feed unit has the supply condition switching part, and this supply condition switching part is given to the continuous supplying of the oxygen of supplying with from this gas feed unit continuous supplying and oxygen and the synchronous supply of breathing synchronously supply are switched.
Be high pressure to be filled with in the situation of medical oxygen container of oxygen at above-mentioned medical oxygen supply source, preferred above-mentioned oxygen output unit has: air relief valve, and it is used for the oxygen of deriving from above-mentioned medical oxygen container is reduced pressure; The container main valve, it is used for that the oxygen from above-mentioned medical oxygen container is derived the path and opens and closes; The surplus meter, it is used for representing the surplus of the oxygen in the above-mentioned medical oxygen container; Fill mouth, it is used for oxygen is filled in the above-mentioned medical oxygen container; Valve left by relief valve during its pressure rise in above-mentioned medical oxygen container; And filter, it is used for removing the dust from the oxygen of above-mentioned medical oxygen container output, and the axial alignment of the axis of preferred above-mentioned oxygen delivery outlet and above-mentioned medical oxygen container.
Adopt breath body feeding of the present utility model, because the oxygen output unit has the check-valves of only driving valve when combining with the gas feed unit, therefore when bound gas feed unit not, oxygen can not flow out to the outside from medical oxygen supply source, because except the oxygen flow of flow control valve is zero, do not carry out the releasing of engaging part, therefore using in the oxygen, the gas feed unit can not occur break away from from the oxygen output unit, the situation that the supply of breath for gas is interrupted.And, quantity delivered at oxygen is zero, and when not using breath for gas, can remove simply the gas feed unit, because the gas feed unit of removing can be installed on the oxygen output unit on other medical oxygen supply sources, therefore, for example, by the oxygen output unit being separately fixed on a plurality of medical oxygen containers, can carry out simply the exchange of employed medical oxygen container.And, by in advance the oxygen output unit being separately fixed on a plurality of different medical oxygen supply sources, can select to utilize the suitable medical oxygen supply source corresponding with the situation of user.For example, can be respectively utilize best medical oxygen supply source when being in and when going out.In addition, by in the gas feed unit, arrange switch continuous supplying to the supply condition switching part of synchronous supply, can be with the supply condition corresponding with user mode to the user supply of breathing gas.
And, by so that engaging part moves the mode that engages in the mode of pressing to the axis direction of oxygen delivery outlet forms, can improve the operability when being installed in the gas feed unit on the oxygen output unit, also can install with one hand.On the other hand, by the mode that engages of engagement release parts forms so that move with the direction of the orthogonal axe of oxygen delivery outlet on engaging releasing parts edge, operability in the time of can improving from oxygen output unit dismounting gas feed unit also can be removed with one hand.
And, in the situation that medical oxygen supply source is medical oxygen container, by at the oxygen output unit container main valve being set, medical oxygen container in the time of can be with non-use is made as air-tight state reliably, by the surplus meter is set, can easily confirm the amount of oxygen in the medical oxygen container.And, fill mouth by arranging, can carry out with the state that the oxygen output unit has been installed the filling of the oxygen in the medical oxygen container, by relief valve is set, no matter why plant former thereby container inner pressure is risen, also be safe, by filter is set, eliminated the situation that the oxygen that will comprise dust is supplied with to user as breath for gas.
Description of drawings
Fig. 1 is the exploded perspective view of an embodiment of expression breath body feeding of the present utility model.
Fig. 2 is the block diagram that the oxygen in the expression breath body feeding is derived an embodiment in path.
Fig. 3 is the axonometric chart that expression makes the breath body feeding of oxygen output unit after the gas feed unit is combined.
Fig. 4 is the front view that expression is installed in the breath body feeding user mode on the medical oxygen container.
Fig. 5 is the partial cutaway front view of identical major part.
Fig. 6 is the VI-VI cutaway view of Fig. 5.
Fig. 7 is the partial cutaway front view of identical major part.
Fig. 8 is the partial, partially-cross-sectioned side-elevation view of identical major part.
Fig. 9 is the front view that the major part of supply condition has been switched in expression.
Figure 10 is that expression is the partial cutaway front view of zero state with flow set.
Figure 11 is the state of gas feed unit has been removed in expression from the oxygen output unit partial cutaway front view.
Figure 12 is identical partial side view in cross section.
Figure 13 is that the XIII-XIII of Figure 11 is to view.
Figure 14 is that the XIV-XIV of Figure 11 is to view.
Figure 15 is that expression is to the block diagram of the example of liquid oxygen container connection.
The specific embodiment
The present embodiment represents breath body feeding of the present utility model is applied to fill a embodiment in the medical oxygen container (below, be called gas container) of oxygen with high pressure.Breath body feeding 10 shown in the present embodiment by be fixed on the gas container 11 as the tube head 11a of oxygen delivery outlet upper and be also used as gas container 11 container value oxygen output unit 30 and releasably consist of with the gas feed unit 50 of these oxygen output unit 30 combinations, be provided with in the inside of oxygen output unit 30 and gas feed unit 50 for will be from the oxygen of gas container 11 interior derivation to oxygen derivation path 70 that user is supplied with.
The oxygen of oxygen output unit 30 is derived path 70a and is had container value section 71 and relief portion 72, is provided with in container value section 71: container interconnecting part 73, and it is used for making oxygen to derive path 70a and is connected with gas container 11 inside; Container main valve 74, it is used for opening and closing oxygen derives path 70a; Surplus meter 75, its be used for gas container 11 in pressure represent accordingly the surplus of the oxygen in the gas container 11; Relief valve 76, its pressure in gas container 11 have surpassed leaves valve during limits pressure on predefined; Fill mouth 77, it is used for oxygen is filled in the gas container 11.
In addition, be provided with in relief portion 72: air relief valve 78, it is used for and will be decompressed to predefined pressure from the oxygen of the high pressure of gas container 11 interior derivation; Filter 79, it is used for removing the dust of the oxygen that flows in oxygen is derived path 70a; Check-valves 80, it only drives valve when gas feed unit 50 is combining with oxygen output unit 30, the end of deriving path 70a at the oxygen in the downstream of check-valves 80 is provided with cloudy side joint head 82, this moon side joint head 82 releasably be located at gas feed unit 50 in the oxygen positive side joint head 81 of deriving the end of path 70b be connected.
Oxygen in a gas feed unit 50 is derived path 70b and is provided with: flow control valve 83, and its flow that is used for the oxygen of subtend user supply is set; Supply condition switching part 84, it is used for the supply condition of oxygen is switched to continuous supply condition and synchronous supply condition, and the export department of deriving path 70b at oxygen is provided with joint connecting portion 85.
With towards with the mode of the direction of the orthogonal axe of the oxygen delivery outlet of gas container 11, be in the present embodiment towards with the mode of the direction of the orthogonal axe of the gas container 11 of the axial alignment of oxygen delivery outlet, namely, under the state of upright gas container 11, to form respectively discoid faying face 31 towards the mode of horizontal direction, 51, make this faying face 31, under 51 states that connect in conjunction with oxygen output unit 30 and gas feed unit 50, and this oxygen output unit 30 forms and can separate at the axis direction of gas container 11 with gas feed unit 50, namely, can under the state of upright gas container 11, separate at above-below direction.
And, be provided with at the outer surface of oxygen output unit 30: open and close valve 32, it is used for opening and closing said vesse main valve 74; Surplus expressed portion 33, it is as the expressed portion of above-mentioned surplus meter 75; Omitted the opening of illustrated above-mentioned filling mouth 77; And the adjustment part of air relief valve 78.In addition, be provided with external thread part 34 in the bottom of oxygen output unit 30, this external thread part 34 is used for oxygen output unit 30 is screwed on the tube head 11a of gas container 11.
Because a gas feed unit 50 has columned profile, therefore form near the outer peripheral face in conjunction with the downward faying face 51 of side that combines with the oxygen output unit and be provided with flow set ring 52 being in, this flow set ring 52 can rotate in the horizontal direction, be used for operating above-mentioned flow control valve 83, be provided with flow expressed portion 53 on the top of this flow set ring 52, this flow expressed portion 53 is towards the pro setting of breath body feeding, and the oxygen flow that sets at flow control valve 83 with numeric representation.
And, be provided with supply handover operation section 54 and the supply condition expressed portion 55 of above-mentioned supply condition switching part 84 on the top of flow expressed portion 53, be provided with the joint 56 that is connected with above-mentioned joint connecting portion 85 in outer peripheral face one side of gas feed unit 50.This joint 56 form from and the linking part 56a of 85 of joint connecting portions the L word shape that forms of swan-neck connecting portion 56b squarely, linking part 56a forms and can rotate with respect to joint connecting portion 85, and pipe jointing part 56b can be rotated in the arbitrarily direction of the pipe 12 that is suitable for joint sleeve.
In addition, the connecting end 35 of above-mentioned cloudy side joint head 82 is arranged and at the downward central opening of faying face 51 connecting end 57 of positive side joint head 81 is arranged at the central opening of faying face 31 upwards, when in conjunction with oxygen output unit 30 gentle object supply unit 50, connecting end 35,57 forms chimeric airtightly.
The engaging part that is used for oxygen output unit 30 gentle object supply units 50 are remained on bonding state has: a pair of positive side fastened component 59, its downward faying face 51 from gas feed unit 50 is outstanding to oxygen output unit 30, and is respectively equipped with engaging teat 58 in the top ends side of this a pair of positive side fastened component 59; Cloudy side fastened component 37, it is located at respectively on the side wall portion of a pair of retaining hole 36, and this a pair of retaining hole 36 is located on the upwards faying face 31 of oxygen output unit 30.
Cloudy side fastened component 37 is located in the fastened component support slot 38 of the horizontal direction that the mode with the two sides opening in faying face 31 upwards arranges respectively, and the fore-and-aft direction pars intermedia of cloudy side fastened component 37 is supported by the shaft component 39 rotatable earth's axis towards above-below direction.Be formed with the holding section 37a that can in above-mentioned retaining hole 36, haunt at the shaft component 39 than cloudy side fastened component 37 by the rear portion side place, be formed with engaging releasing arm 37b than shaft component 39 by the toe lateral place.
Medial surface at above-mentioned holding section 37a is formed with to the guide surface 37c of the direction inclination identical with the guide surface 58b of positive side fastened component 59, and lateral surface 37d forms the circular-arc of the face identical with the outer peripheral face of the faying face 31 that makes progress.In addition, be provided with leaf spring 40 in interior all sides of two cloudy side fastened components 37, this leaf spring 40 is as cloudy side fastened component application of force unit, to making above-mentioned holding section 37a to the retaining hole 36 interior outstanding direction application of forces.
Thus, cloudy side fastened component 37 forms and can make being promoted by the application of force of leaf spring 40 holding section 37a on the interior outstanding clamped positions of retaining hole 36 and overcoming the application of force of leaf spring 40 and make holding section 37a from retaining hole 36 interior disappearances and lateral surface 37d rotates outerly between the non-clamped position of the state of giving prominence to than the periphery of faying face 31 upwards.In addition, at non-clamped position place, be provided with non-engaging expressed portion 37e with the tone different from the tone of cloudy side fastened component 37 on the top ends upper surface of the cloudy side fastened component 37 that is in the state of giving prominence to than the periphery of the faying face 31 that makes progress, this non-engaging expressed portion 37e represents that cloudy side fastened component 37 is positioned at the situation of non-clamped position outerly.
And, be provided with engaging in the face side bottom of the faying face 31 that makes progress along horizontal direction and remove member accepting groove 42, this engaging is removed member accepting groove 42 and is accommodated the engaging releasing member 41 that conduct engages the releasing parts, and member 41 is removed 37 of above-mentioned positive side fastened component 59 and cloudy side fastened components to submerge the 38 interior directions rotations of fastened component support slot from retaining hole 36 for the holding section 37a that makes above-mentioned cloudy side fastened component 37 fastening state is removed in this engaging.The medial surface both ends that member 41 is removed in engaging engage releasing with the outer surface butt of arm 37b with above-mentioned, utilize above-mentioned leaf spring 40, remove with arm 37b to the outer circumferential side application of force by engaging.
Be provided with the guiding groove 43 of above-below direction at the inside part that engages the medial surface central part of removing member 41, in this guiding groove 43, promote limiting member 44 being provided with in the mode that upper and lower moves up, this promotion limiting member 44 promotes to the inside for restriction and member 41 is removed in mobile engaging.This promotion limiting member 44 is arranged on the upward application of force of helical spring 45 that conduct on the bottom of guiding groove 43 promotes the limiting member force application part, and usually, the upper end that promotes limiting member 44 is retained as from the outstanding state upward of faying face 31 upwards.
On the front surface central part that promotes limiting member 44, the groove 44a that the medial surface central part of above-mentioned engaging releasing member 41 can enter is opening forwards, and when making the upper end that promotes limiting member 44 form the face identical with faying face upwards 31 when promoting limiting member 44 to be pressed into along guiding groove 43 downwards, member 41 is removed in engaging becomes the state that can enter in the groove 44a.
On the other hand, be provided with annular recess 52a interior week at above-mentioned flow set ring 52, this annular recess 52a can accommodate from the top of the outstanding above-mentioned promotion limiting member 44 of faying face upwards 31, be provided with push projection 60 as the restriction cancellation parts in the part of this annular recess 52a, this push projection 60 is used for promoting above-mentioned promotion limiting member 44 downwards.This push projection 60 is to press the member that promotes limiting member 44 when the setting value that makes flow set ring 52 turn to oxygen flow is zero position downwards, when the setting value that flow set ring 52 is set in oxygen flow is position beyond zero, push projection 60 breaks away from from the position that promotes limiting member 44, and promoting limiting member 44 becomes outstanding state in the annular recess 52a.
In addition, as the para-position during with gas feed unit 50 in conjunction with oxygen output unit 30, be respectively equipped with the guiding tab 59a of above-below direction in the medial surface rear portion side of each positive side fastened component 59, the outstanding guide protrusion 61 that is provided with of rear portion side at downward faying face 51, and be respectively equipped with the guiding groove 36a that enters for above-mentioned guiding tab 59a in the medial wall of each retaining hole 36 one, be provided with the guide recess 46 that enters for guide protrusion 61 in the rear portion side of faying face 31 upwards.
And, on the outer peripheral face of flow set ring 52, set 52 o'clock operability of ring in order to improve rotation flow, upwards be provided with a plurality of non-slip process 52b in week, and the flow of flow expressed portion 53 only represents will zero to be made as blank and can to carry out reliably identification except zero.In addition, also there is chromatic zones to grade for switching presentation surface 32a, the surplus expressed portion 33 of the above-mentioned open and close valve 32 in the oxygen output unit 30, improved identity.
The breath body feeding that forms like this is used with the state on the tube head 11a that oxygen output unit 30 is separately fixed at a plurality of gas containers 11, and on oxygen output unit 30 bound gas feed unit 50 and using.Usually, the gas container 11 of oxygen output unit 30 has been installed from filling mouthful 77 filling oxygen, has been closed open and close valve 32, under the state with the containment members such as thin film sealing oxygen output unit 30 and tube head 11a, be transported in the hands of user.
User is after having removed containment member, by pressing the gas feed unit 50 of flow expressed portion 53 towards the state of front towards the upper direction oxygen output unit 30 of the oxygen output unit 30 of the state of front from engaging releasing member 41, gas feed unit 50 is combined with oxygen output unit 30.At this moment, in the inconsistent situation of direction of the gentle object supply unit 50 of the direction of oxygen output unit 30, because the guiding tab 59a of positive side fastened component 59 can't enter in the guiding groove 36a of retaining hole 36, guide protrusion 61 also can't enter in the guide recess 46, therefore gas feed unit 50 is combined with oxygen output unit 30, thereby can gas feed unit 50 be assembled on the oxygen output unit 30 with the state of mistake.
In the direction of oxygen output unit 30 situation consistent with the direction of gas feed unit 50, sun side fastened component 59 enters in the retaining hole 36, and guiding tab 59a enters in the guiding groove 36a, enter into the guide surface 58b on top of the positive side fastened component 59 in the retaining hole 36 and the guide surface 37c sliding-contact of cloudy side fastened component 37, overcome the application of force of leaf spring 40 and push laterally the holding section 37a of cloudy side fastened component 37 open, cloudy side fastened component 37 is rotated to non-clamped position.When engaging teat 58 passes through to arrive the below of holding section 37a, cloudy side fastened component 37 utilizes the application of force of leaf spring 40 to return to clamped position, the holding section 37a that is projected in the retaining hole 36 fastens with the stage portion 58a that engages teat 58, thereby oxygen output unit 30 and gas feed unit 50 are remained on bonding state.Simultaneously, by the connecting end 57 of concavo-convex chimeric positive side joint head 81 and the connecting end 35 of cloudy side joint head 82, check-valves 80 forms the state of opening.In addition, when the combination of fully not carrying out 50 of oxygen output unit 30 and gas feed units, when cloudy side fastened component 37 is positioned at non-clamped position, the above-mentioned non-engaging expressed portion 37e of the different tone of member of periphery keeps being projected into the state of the periphery of oxygen output unit 30, therefore two unit 30,50 the inadequate situation of bonding state can be informed user.
After making gas feed unit 50 and oxygen output unit 30 combine, after utilizing surplus expressed portion 33 to confirm surplus, open open and close valve 32, being made as can be from the state of gas container 11 interior oxygen gas-supplyings, rotation flow is set ring 52, is predefined flow with the flow set of oxygen, in addition, handover operation section 54 is supplied with in operation as required, switches supply condition.
Thus, oxygen in the gas container 11 is by the container main valve 74 that is in open mode of the container value section 71 of oxygen output unit 30, and utilize the air relief valve 78 of relief portion 72 to be decompressed to authorized pressure, by the check-valves 80 that is in open mode, and by positive side joint head 81 and cloudy side joint head 82, enter in the gas feed unit 50, utilize flow control valve 83 to be set as after the regulation flow, via pipe 12, supply with to sleeve pipe as breath for gas.
In the situation that the surplus of the oxygen in gas container 11 reduces, close open and close valve 32, and rotation flow setting ring 52, make flow expressed portion 53 be expressed as zero.By flow set ring 52 being set on the zero position, be located at that push projection 60 on the flow set ring 52 is pressed the application of force of utilizing helical spring 45 downwards and the promotion limiting member 44 given prominence to upward from faying face 31 upwards of upper end in use, become engaging and remove member 41 and can enter into state in the groove 44a that promotes limiting member 44.
Under this state, when the application of force that overcomes leaf spring 40 will engage when removing member 41 and rearward promoting from the front, the medial surface central part that promotes limiting member 44 enters in the groove 44a, and the medial surface both ends that member 41 is removed in engaging rearward promote engaging and remove and uses arm 37b, cloudy side fastened component 37 is rotated centered by shaft component 39 and be in non-clamped position.Thus, holding section 37a becomes the state that submerges in the wall of retaining hole 36, and the fastening state between holding section 37a and stage portion 58a is disengaged, and gas feed unit 50 can be removed from oxygen output unit 30.
On the other hand, because removing gas feed unit 50 from oxygen output unit 30 only just carries out when flow set ring 52 is positioned at zero position, therefore in the process of enforcement usefulness that the oxygen in the gas container 11 is gone forward side by side as breath for gas, namely, when flow set ring 52 is set to situation except zero, because promoting the upper end of limiting member 44 gives prominence in the annular recess 52a of flow set ring 52, groove 44a is moved upward, therefore can utilize to promote the 41 rearward movements of limiting member 44 restriction engaging releasing members, and can't utilize engaging to remove member 41 cloudy side fastened component 37 be rotated to non-clamped position.Thereby, in use, can't remove gas feed unit 50, reliably continuous oxygen gas-supplying
That is, if be not zero with flow set, then can't remove gas feed unit 50, therefore supplying with in the use procedure of oxygen with the regulation flow, can't remove gas feed unit 50, when beyond thought situation occurs, also not worry occurring interrupting the supply of oxygen.And, because flow expressed portion 53, supply condition expressed portion 55, the switching presentation surface 32a of open and close valve 32, the surplus expressed portion 33 that will need user to confirm all are made as can be from the state of front Visual Confirmation, even therefore in use, also can easily confirm above-mentioned each device.
In addition, in the situation that forget open and close valve 32 forwarded to the closed position and removed gas feed unit 50, be provided with the check-valves 80 of only when gas feed unit 50 is combining with oxygen output unit 30, driving valve owing to deriving path 70a at the oxygen of oxygen output unit 30, therefore oxygen can be from connecting end 35 ejections of oxygen output unit 30, safety can be guaranteed, and the waste of oxygen can be prevented.Just in case, when having removed gas feed unit 50 when check-valves 80 faults, even can't form the state of closing, also can utilize the air relief valve 78 that is located on the oxygen derivation path 70a to reduce pressure fully, the oxygen that therefore are filled in the gas container 11 by high pressure can not spray tempestuously.
Like this, because when gas feed unit 50 is combined with oxygen output unit 30, only pressing gas feed unit 50 to oxygen output unit 30 as the crow flies from the axis direction top of gas container 11 gets final product, do not need to carry out other operation fully, even therefore utilize one hand can easily carry out the combination of gas feed unit 50 yet.In addition, when removing gas feed unit 50 from oxygen output unit 30, only need utilize flow set ring 52 is zero with flow set, is pressed into engaging releasing member 41 from the front and gets final product, and therefore can easily carry out with shirtsleeve operation the dismounting of gas feed unit 50.
Thereby user can be easily and is followed at short notice the loading and unloading of gas feed unit 50 of the exchange of gas container 11, the burden of the user in the time of can alleviating exchanging gas container 11.In addition, owing to when carrying gas container 11 because of filling of oxygen etc., the state that on gas container 11 oxygen output unit 30 only is installed carries out, although therefore oxygen output unit 30 need to be made as the quantity identical with the quantity of gas container 11, but gas feed unit 50 is only prepared the quantity of the number of user and is got final product, therefore the required cost of breath body feeding 10 not only can be sought to cut down, the reduction of medical expense can also be sought.
To be expression be applied to a example from the medical oxygen supplying machine of liquefaction oxygen formula of the liquid oxygen supply for receptacles breath for gas that stores liquid oxygen with breath body feeding of the present utility model to Figure 15.In the situation that from liquid oxygen container 90 supply of breathing gas, on liquid oxygen container 90, be provided with in advance vaporizer 91, relief valve 92 and pressure-regulating valve 93 as the device that is used for oxygen gas-supplying, therefore only at oxygen output unit 94 check-valves 95 be set and get final product.By the cloudy side joint head 82 that forms in the same manner as described above, and the integrated structure of 50 of gas feed units are set at oxygen output unit 94, can load and unload in an identical manner and use gas feed unit 50 illustrated in above-described embodiment.
In addition, the structure of each one in the breath body feeding, be shaped as arbitrarily, for example, also can omit the supply condition switching part.In the above-described embodiments, as medical oxygen supply source, example be filled with the medical oxygen container of oxygen of high pressure and supply and utilize vaporizer to make the medical oxygen supplying machine of liquefaction oxygen formula of the oxygen that the liquid oxygen generating gasification in the liquid oxygen container forms, but medical oxygen supply source can be arranged at hospital in institute in the dump valve, hospital in the employed institute the various medical oxygen supply sources such as oxygen storage tank corresponding.And then, also can be installed in the enterprising enforcement of the oxygen concentrating devices such as P SA formula oxygen concentrating device, membrane type oxygen concentrating device and use.
In addition, in the situation lower from the oxygen supply pressure of medical oxygen supply source, in the situation that medical oxygen supply source is provided with air relief valve, can omit the air relief valve that is assembled on the oxygen output unit.Similarly, in the situation that medical oxygen supply source has main valve, surplus meter, fills mouth, relief valve, filter, can at the oxygen output unit the said equipment be set, can omit the supply condition switching part of gas feed unit yet.
And, in the above-described embodiments, example the structure of the best in the situation of the gas container of the axial alignment of the axis that has used gas container and oxygen delivery outlet, but in the situation of the axes intersect of the axis of gas container and oxygen delivery outlet, preferably take the axis of oxygen delivery outlet as benchmark, adopt structure same as described above.
Description of reference numerals
10, breath body feeding; 11, medical oxygen container; 11a, tube head; 12, pipe; 30, oxygen output unit; 31, faying face upwards; 32, open and close valve; 32a, switching presentation surface; 33, surplus expressed portion; 34, external thread part; 35, connecting end; 36, retaining hole; 36a, guiding groove; 37, cloudy side fastened component; 37a, holding section; 37b, engaging are removed and are used arm; 37c, guide surface; 37d, lateral surface; 37e, non-engaging expressed portion; 38, fastened component support slot; 39, shaft component; 40, leaf spring; 41, member is removed in engaging; 42, the member accepting groove is removed in engaging; 43, guiding groove; 44, promote limiting member; 44a, groove; 45, helical spring; 46, guide recess; 50, gas feed unit; 51, downward faying face; 52, flow set ring; 52a, annular recess; 52b, non-slip process; 53, flow expressed portion; 54, supply with handover operation section; 55, supply condition expressed portion; 56, joint; 56a, linking part; 56b, pipe jointing part; 57, connecting end; 58, engaging teat; 58a, stage portion; 58b, guide surface; 59, positive side fastened component; 59a, guiding tab; 60, push projection; 61, guide protrusion; 70, oxygen is derived the path; The oxygen of 70a, oxygen output unit 30 is derived the path; Oxygen in 70b, the gas feed unit 50 is derived the path; 71, container value section; 72, relief portion; 73, container interconnecting part; 74, container main valve; 75, surplus meter; 76, relief valve; 77, fill mouth; 78, air relief valve; 79, filter; 80, check-valves; 81, positive side joint head; 82, cloudy side joint head; 83, flow control valve; 84, supply condition switching part; 85, joint connecting portion; 90, liquid oxygen container; 91, vaporizer; 92, relief valve; 93, pressure-regulating valve; 94, oxygen output unit; 95, check-valves; 96, gas feed unit.
Claims (13)
1. breath body feeding, it carries out Flow-rate adjustment to the oxygen of supplying with from medical oxygen supply source and supplies with to user, wherein,
This breath body feeding has: the oxygen output unit, and it is fixed in the oxygen delivery outlet of above-mentioned medical oxygen supply source; The gas feed unit, it can combine with this oxygen output unit with loading and unloading, above-mentioned oxygen output unit has check-valves, this check-valves is only driven valve when the above-mentioned gas feed unit is combining with this oxygen output unit, the above-mentioned gas feed unit has flow control valve, this flow control valve is used for the flow of the oxygen that imports from above-mentioned oxygen output unit to the gas feed unit is set, oxygen output unit and gas feed unit have respectively engaging part, this engaging part mutually engages and the oxygen output unit is combined with the gas feed unit, above-mentioned oxygen output unit has: parts are removed in engaging, and it can be removed the fastening state of above-mentioned engaging part and the oxygen output unit is separated with the gas feed unit; And the engaging parts that lift restrictions, it is used for limiting the engaging releasing action that parts are removed in this engaging, the above-mentioned gas feed unit has the restriction cancellation parts, when the flow of the oxygen of being set by above-mentioned flow control valve was set to zero, these restriction cancellation parts were removed the restriction that action is removed in the engaging that parts are removed in above-mentioned engaging that lifts restrictions by above-mentioned engaging that parts carry out.
2. breath body feeding according to claim 1, wherein,
Above-mentioned engaging part moves and engages along the axis direction of above-mentioned oxygen delivery outlet.
3. breath body feeding according to claim 1 and 2, wherein,
Above-mentioned engaging is removed parts and is moved and remove the fastening state of above-mentioned engaging part along the direction with the orthogonal axe of above-mentioned oxygen delivery outlet.
4. breath body feeding according to claim 1 and 2, wherein,
The above-mentioned engaging parts that lift restrictions are biased the position application of force that action is removed in engaging that member removes from parts to the above-mentioned engaging of restriction, and make this engaging end by gas feed unit side that lifts restrictions on the parts side-prominent to the gas feed unit from the oxygen output unit, and the above-mentioned gas feed unit has above-mentioned restriction cancellation parts, when the flow set with the oxygen in the flow control valve is zero, these above-mentioned restriction cancellation parts are pressed the lift restrictions outstanding part of parts of above-mentioned engaging, make engaging lift restrictions parts to the position movement that can engage the engaging of removing parts and remove action.
5. breath body feeding according to claim 1, wherein,
Above-mentioned oxygen output unit and above-mentioned gas feed unit are so that be respectively formed at the state that the faying face on the direction with the orthogonal axe of above-mentioned oxygen delivery outlet connects and combine, form and to separate along the axis direction of above-mentioned oxygen delivery outlet, above-mentioned engaging part has: positive side fastened component, its faying face from the gas feed unit is given prominence to towards the oxygen output unit and is arranged, and is provided with the engaging teat in the top ends side; Cloudy side fastened component, it is located on the faying face of oxygen output unit, and form and can be on the side wall portion of the retaining hole that enters for above-mentioned positive side fastened component move along the direction with the orthogonal axe of above-mentioned oxygen delivery outlet, and can move to clamped position and non-clamped position with respect to the engaging teat of above-mentioned positive side fastened component; Cloudy side fastened component application of force unit, its from above-mentioned non-clamped position towards above-mentioned clamped position to this moon side fastened component application of force; Promote member, it removes parts as above-mentioned engaging, and it moves and promote above-mentioned cloudy side fastened component to above-mentioned non-clamped position along the direction with the orthogonal axe of above-mentioned oxygen delivery outlet; Promote limiting member, it is as the above-mentioned engaging parts that lift restrictions, it is set to and can moves along the axis direction of above-mentioned oxygen delivery outlet, and the promotion restriction site that can move to the above-mentioned promotion member of restriction along the direction that promote above-mentioned cloudy side fastened component to above-mentioned non-clamped position and promote the restriction cancellation position movement, and become faying face from the oxygen output unit towards the outstanding state of gas feed unit at above-mentioned promotion restriction site; Promote the limiting member force application part, it promotes limiting member to the above-mentioned promotion restriction site application of force to this, when above-mentioned positive side fastened component overcomes the application of force of cloudy side fastened component application of force unit and promotes cloudy side fastened component with top ends to above-mentioned non-clamped position, positive side fastened component is entered in the retaining hole until cloudy side fastened component can be with above-mentioned when engaging the position that teat fastens, utilize the application of force of cloudy side fastened component application of force unit, cloudy side fastened component is to moving with the clamped position that engages teat and positive side fastened component being engaged with cloudy side fastened component, oxygen output unit and gas feed unit are remained on bonding state, above-mentioned flow control valve has the Flow-rate adjustment driver plate that rotates centered by the rotation axis of the axis direction of above-mentioned oxygen delivery outlet at the peripheral part of gas feed unit, faying face side at this Flow-rate adjustment driver plate is provided with above-mentioned restriction cancellation parts, when the flow set with oxygen was zero, these restriction cancellation parts made above-mentioned promotion limiting member move to above-mentioned promotion restriction cancellation position.
6. breath body feeding according to claim 1 and 2, wherein,
The above-mentioned gas feed unit has the supply condition switching part, and this supply condition switching part is given to the continuous supplying of the oxygen of supplying with from this gas feed unit continuous supplying and oxygen and the synchronous supply of breathing synchronously supply are switched.
7. breath body feeding according to claim 1, wherein,
Above-mentioned medical oxygen supply source is the medical oxygen container that high pressure is filled with oxygen, and above-mentioned oxygen output unit has air relief valve, and this air relief valve is used for the oxygen of deriving from above-mentioned medical oxygen container is reduced pressure.
8. breath body feeding according to claim 7, wherein,
Above-mentioned oxygen output unit has the container main valve, and this container main valve is used for that the oxygen from above-mentioned medical oxygen container is derived the path and opens and closes.
9. according to claim 7 or 8 described breath body feedings, wherein,
Above-mentioned oxygen output unit has the surplus meter, and this surplus meter is used for representing the surplus of the oxygen in the above-mentioned medical oxygen container.
10. according to claim 7 or 8 described breath body feedings, wherein,
Above-mentioned oxygen output unit has the mouth of filling, and this filling mouth is used for oxygen is filled in the above-mentioned medical oxygen container.
11. according to claim 7 or 8 described breath body feedings, wherein,
Above-mentioned oxygen output unit has relief valve, drives valve during the pressure rise of this relief valve in above-mentioned medical oxygen container.
12. according to claim 7 or 8 described breath body feedings, wherein,
Above-mentioned oxygen output unit has filter, and this filter is used for removing the dust from the oxygen of above-mentioned medical oxygen container output.
13. according to claim 7 or 8 described breath body feedings, wherein,
The axis of above-mentioned oxygen delivery outlet and the axial alignment of above-mentioned medical oxygen container.
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| Application Number | Priority Date | Filing Date | Title |
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| JP2011-169052 | 2011-08-02 | ||
| JP2011169052 | 2011-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220382067 Expired - Lifetime CN202724398U (en) | 2011-08-02 | 2012-08-02 | Respiratory gas supply device |
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| CN (1) | CN202724398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418069A (en) * | 2013-09-06 | 2013-12-04 | 肖永初 | Oxygen generator |
| CN104147669A (en) * | 2014-08-20 | 2014-11-19 | 徐象明 | Intelligent oxygen supply system |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6654168B2 (en) * | 2017-06-30 | 2020-02-26 | 大陽日酸株式会社 | Respiratory gas supply device |
| JP2019084420A (en) * | 2019-03-15 | 2019-06-06 | 株式会社三幸製作所 | Gas flow rate controller for medical gas supply equipment |
| WO2020202638A1 (en) * | 2019-04-03 | 2020-10-08 | 中村 正一 | Oxygen inhaler |
| JP7389451B2 (en) * | 2019-07-12 | 2023-11-30 | 株式会社ネリキ | Opening/closing device and valve opening/closing system |
| KR102409694B1 (en) * | 2021-08-18 | 2022-06-16 | 맥센스 주식회사 | Oxygen mask for emergent escape |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2579192Y2 (en) * | 1991-08-31 | 1998-08-20 | 株式会社ガスター | Cassette cooker safety device |
| JP4647093B2 (en) * | 2000-12-25 | 2011-03-09 | 帝人株式会社 | Breathing gas supply device |
| JP2001276221A (en) * | 2000-03-28 | 2001-10-09 | Teijin Ltd | Gas supplying device for respiration and gas vessel for respiration |
| JP4409817B2 (en) * | 2002-10-17 | 2010-02-03 | 帝人株式会社 | Integrated breathing gas supply device |
| JP2005147174A (en) * | 2003-11-11 | 2005-06-09 | Neriki:Kk | Flow rate setting unit for valve device |
-
2012
- 2012-06-25 JP JP2012141651A patent/JP5657609B2/en active Active
- 2012-08-02 CN CN 201220382067 patent/CN202724398U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103418069A (en) * | 2013-09-06 | 2013-12-04 | 肖永初 | Oxygen generator |
| CN103418069B (en) * | 2013-09-06 | 2015-09-30 | 肖永初 | Oxygenerator |
| CN104147669A (en) * | 2014-08-20 | 2014-11-19 | 徐象明 | Intelligent oxygen supply system |
Also Published As
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| JP5657609B2 (en) | 2015-01-21 |
| JP2013048888A (en) | 2013-03-14 |
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