CN103357093B - Air intake installation and kuppe thereof - Google Patents
Air intake installation and kuppe thereof Download PDFInfo
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- CN103357093B CN103357093B CN201210101018.1A CN201210101018A CN103357093B CN 103357093 B CN103357093 B CN 103357093B CN 201210101018 A CN201210101018 A CN 201210101018A CN 103357093 B CN103357093 B CN 103357093B
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- tube body
- air inlet
- interior tube
- air
- kuppe
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Abstract
The present invention is about a kind of air intake installation and kuppe thereof, and described air intake installation comprises an appendix, Intake Cover, described kuppe and a needle tubing.Appendix comprises an outer tube body and an interior tube body be formed in outer tube body.Outer tube body comprises an inlet end and an exhaust end in contrast to inlet end, and defines the admission space that an opening is formed at inlet end.Interior tube body is extended towards inlet end direction by exhaust end, and has the air vent that is formed at exhaust end, and an air inlet being formed at air vent end opposite.Intake Cover closing cap is established inlet end and is formed an air inlet.Kuppe is sheathed on interior tube body, and forms a positional punch be positioned between air inlet and air inlet.Needle tubing is arranged in air inlet and positional punch.By the design of kuppe, the central shaft of this needle tubing and interior tube body is stable in same straight line, reaches the object increasing gas outflow amount.
Description
Technical field
The present invention relates to a kind of air intake installation and kuppe thereof, particularly relate to the gas flow guidance structure of a kind of air intake installation and kuppe thereof.
Background technology
General respiratory system in use, normally by an air intake installation, breathing mask is connected with a compressed oxygen cylinder, when the compressed oxygen that compressed oxygen cylinder flows out flows through this air intake installation, by air intake installation by extraneous air import and converging together with compressed oxygen, whereby, the flow that the gas that can increase air intake installation exports, to provide user to be drawn by breathing mask, and the concentration of energy dilution oxygen.But extraneous air also stably cannot import and make itself and compressed oxygen conflux by the gas flow guidance structure of existing air intake installation, causes air intake installation effectively cannot increase the flow of overall gas output.
Summary of the invention
One object of the present invention is to provide a kind of air intake installation, the conveying gas that air intake installation is carried can stablize and equably by extraneous air import and converging together with it, to increase the gas outflow amount of air intake installation.
Air intake installation of the present invention, comprises:
An appendix, comprise the interior tube body that an outer tube body and are formed at this outer tube body inside, this outer tube body comprises an inlet end and an exhaust end in contrast to this inlet end, and define the admission space that an opening is formed at this inlet end, and an air inlet through hole being positioned at this inlet end and being connected with outside with this this admission space of exhaust end chien shih, this interior tube body is extended towards this inlet end direction by this exhaust end, and have the air vent that is formed at this exhaust end, and one is formed at this air vent end opposite and the air inlet be connected with this admission space;
An Intake Cover, is covered on the inlet end of this outer tube body and closes this admission space, and this Intake Cover forms an air inlet that this admission space is connected with outside; And
A needle tubing, its one end is arranged in this air inlet, and this needle tubing forms a spurt hole, and this spurt hole aperture is less than the bore of this interior tube body;
Be characterized in, this air intake installation also comprises:
A kuppe, be sheathed on one end that this interior tube body forms this air inlet, and be formed with a positional punch be located at interval between this air inlet and this air inlet, and a pod apertures that this admission space is communicated with the air inlet of this interior tube body, this positional punch wears for the other end of this needle tubing away from this air inlet.
Preferably, kuppe is hollow taper, and forms a space of confluxing be connected with this air inlet, this pod apertures and this spurt hole.
Preferably, kuppe comprise a collar portion being sheathed on this interior tube body, one to restraint by this collar portion the tapering that contracting extends gradually towards this inlet end direction, and an end wall being formed at this tip, tapering and locating, this pod apertures is formed at this tapering, and this positional punch is formed at this end wall.
Preferably, the definition of this appendix has a central axis, and the central shaft of the central shaft of this interior tube body and this spurt hole is all positioned on this central axis.
Preferably, Intake Cover comprises the lid that is covered on this outer tube body, and one extended to this interior tube body direction by this lid protrude out post, this air inlet runs through this and protrudes out post and this lid, and to be centrally located on this central axis and there is the first spliced eye portion of this lid of vicinity, and a second spliced eye portion away from this lid, this aperture, the second spliced eye portion is less than this aperture, the first spliced eye portion, and this needle tubing is arranged in this second spliced eye portion.
Another object of the present invention is to provide a kind of kuppe being applicable to aforementioned air intake installation, by the design of kuppe, the conveying gas that air intake installation is carried can stablize and equably by extraneous air import and converging together with it, to increase the gas outflow amount of air intake installation.
The kuppe of air intake installation of the present invention, this air intake installation comprises an appendix; This appendix comprises an outer tube body, an interior tube body being formed at this outer tube body inside, and one to be positioned at this outer tube body inner and have the needle tubing of a spurt hole; This outer tube body defines an admission space, and this interior tube body has an air inlet be connected with this admission space; Wherein this kuppe is hollow taper and is arranged between this interior tube body and this needle tubing and is sheathed on this interior tube body, and be formed with positional punch, a pod apertures that this admission space is communicated with the air inlet of this interior tube body worn separately and for this needle tubing with this air inlet, an and space of confluxing be connected with this air inlet, this pod apertures and this spurt hole.
Preferably, kuppe comprise a collar portion being sheathed on this interior tube body, one by this collar portion towards the tapering of restrainting contracting away from this interior tube body direction gradually and extending, and an end wall being formed at this tip, tapering and locating, this pod apertures is formed at this tapering, and this positional punch is formed at this end wall.
Beneficial effect of the present invention is: be sheathed on interior tube body by kuppe and needle tubing be arranged in the design of air inlet and positional punch, make needle tubing when air intake installation conveying gas, more be stable on the central axis of interior tube body, carried gas can be stablized and equably extraneous air to be imported and converging together with it, reaching and increase the gas outflow amount object of air intake installation.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of the main element of the air intake installation of display a preferred embodiment of the present invention;
Fig. 2 is the axonometric chart of the concrete structure of this preferred embodiment of display; And
Fig. 3 is the sectional view of the element annexation of this preferred embodiment of display.
Detailed description of the invention
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.First it should be noted that, the present invention is not limited to following detailed description of the invention, and the spirit that those skilled in the art should embody from following embodiment is to understand the present invention, and each technical term can do the most wide in range understanding based on spirit of the present invention.In figure, same or analogous component uses the same reference numerals to represent.
Consult Fig. 1, first preferred embodiment of air intake installation of the present invention shown in figure, air intake installation is connected with a compressed oxygen cylinder by a conduit (not shown), and be connected with a breathing mask by a coiled pipe (not shown), whereby, the compressed oxygen that compressed oxygen cylinder can provide by air intake installation is delivered to breathing mask by coiled pipe and draws for patient.
Consult Fig. 1, Fig. 2 and Fig. 3, the Intake Cover 2, one that air intake installation comprises a definition has the appendix 1, of a central axis L to be covered on one end of this appendix 1 to be located in appendix 1 and kuppe 3 roughly in hollow taper, and one be fixedly arranged on Intake Cover 2 relatively appendix 1 a side and be positioned at the needle tubing 4 of appendix 1.Appendix 1 comprises an outer tube body 11, and one is formed at that outer tube body 11 is inner and central shaft is positioned at the interior tube body 12 on this central axis L.Outer tube body 11 comprises one and covers for Intake Cover 2 inlet end 111 established, and an exhaust end 112 in contrast to inlet end 111, outer tube body 11 also defines the admission space 113 that an opening is formed at inlet end 111, and an air inlet through hole 114 being positioned at inlet end 111 and being connected with outside with exhaust end 112 chien shih admission space 113, compressed oxygen flows in admission space 113 by the inlet end 111 of outer tube body 11, and extraneous air then can flow into by air inlet through hole 114 in admission space 113.Interior tube body 12 is extended towards inlet end 111 direction by exhaust end 112, and there is the air vent 122 that is formed at this exhaust end 112, and one is formed at this air vent 122 end opposite and the air inlet 121 be connected with this admission space 113, whereby, compressed oxygen flows into can be converging together with extraneous air after admission space 113, and flowed in interior tube body 12 by air inlet 121 and discharge through air vent 122.
Intake Cover 2 is covered on the inlet end 111 of outer tube body 11 and closes admission space 113, what Intake Cover 2 comprised that a lid 21, being covered on outer tube body 11 extends to interior tube body 12 direction by this lid 21 protrudes out post 22, and one runs through and protrudes out post 22 and lid 21 makes admission space 113 and the outside air inlet 221 be connected.Air inlet 221 be centrally located on central axis L, in order to the one end of carrying the conduit of compressed oxygen to be plugged in air inlet 221 adjacent caps 21, needle tubing 4 is plugged in air inlet 221 one end away from lid 21, and whereby, compressed oxygen is delivered in admission space 113 by needle tubing 4.
Kuppe 3 is sheathed on one end that interior tube body 12 forms air inlet 121, kuppe 3 is formed with a positional punch 341 be located at interval between this air inlet 221 and this air inlet 121, and a pod apertures 331 that admission space 113 is communicated with the air inlet 121 of interior tube body 12, be arranged in air inlet 221 and positional punch 341 respectively by needle tubing 4 liang of end opposite, needle tubing 4 can be firmly positioned at central axis L can not produce to rock.In addition, needle tubing 4 forms a spurt hole 41, spurt hole 41 aperture is less than the bore of interior tube body 12, when compressed oxygen flows into the interior tube body 12 compared with Large Diameter Pipeline by the spurt hole 41 of smaller aperture due, extraneous air can be made by air inlet through hole 114 to be introduced the air inlet 121 flowing into interior tube body 12 in admission space 113 and through the pod apertures 331 of kuppe 3, make compressed oxygen and extraneous air converging together and flow into the air inlet 121 of interior tube body 12 in kuppe 3.
Further, the kuppe 3 of the present embodiment forms a space 31 of confluxing be connected with air inlet 121, pod apertures 331 and spurt hole 41, whereby, the compressed oxygen sprayed by spurt hole 41 and the extraneous air imported by pod apertures 331 can first be confluxed in space 31 of confluxing and mix, flow into again in the air inlet 121 of interior tube body 12, make extraneous air effectively can dilute the concentration of compressed oxygen.
Specifically, kuppe 3 comprises a collar portion 32, being sheathed on this interior tube body 12 and is restrainted the tapering 33 of contracting and extending by this collar portion 32 towards this inlet end 111 direction gradually, and an end wall 34 being formed at this tip, tapering 33 and locating.Collar portion 32 is by such as tight fit mode is sheathed on interior tube body 12, and kuppe 3 can be firmly fixed on interior tube body 12.End wall 34 forms this positional punch 341, and 33, tapering forms this pod apertures 331.The pod apertures 331 of the present embodiment is extended to the rectangle of this end wall 34 by middle, tapering 33 in a long limit.Be formed with the mode of pod apertures 331 by tapering 33, what the size of pod apertures 331 can be designed is comparatively large, is flowed into the extraneous air increased in admission space 113 flow confluxed in space 31 by pod apertures 331.Certainly, the quantity of pod apertures 331 and the visual demand of shape make different design for change, not with being limited disclosed in the present embodiment.
In addition, the air inlet 221 of Intake Cover 2 has the first spliced eye portion 222 of an adjacent caps 21, and one away from lid 21 and aperture is less than the second spliced eye portion 223 in the first aperture, spliced eye portion 222, conduit is plugged in the first spliced eye portion 222, needle tubing 4 is then plugged in this second spliced eye portion 223, wherein, spurt hole 41 aperture of needle tubing 4 is less than the caliber of conduit, by the compressed oxygen that needle tubing 4 compression tube is carried, make its flow velocity become large pressure to diminish, whereby, extraneous air can be increased and flow into the flow confluxed in space 31.
Air intake installation of the present invention in use, the conduit of this connection compressed oxygen cylinder is inserted in the first spliced eye portion 222 of air inlet 221, compressed oxygen is made to enter the spurt hole 41 of needle tubing 4 by this air inlet 221, flowed out by one end of the contiguous kuppe 3 of spurt hole 41 again and entered the air inlet 121 of interior tube body 12 by space 31 of confluxing, now by the compressed oxygen in this space 31 of confluxing because flow velocity is higher than this air in space 31 and cause venturi effect (Venturi effect) of confluxing, this air confluxed in space 31 is driven together to enter the air inlet 121 of interior tube body 12, compressed oxygen air-flow is made to reach the change of flow and concentration because confluxing with air.And flow out this air intake installation by the air vent 122 of this interior tube body 12, enter breathing mask finally by this coiled pipe and suck for user.
Want ben herein: in the process of above-mentioned generation venturi effect, because the central shaft of interior tube body 12 and the central shaft of this spurt hole 41 are all because of the setting of kuppe 3, diversed cover 3 is firmly fixed on central axis L, therefore venturi effect can be made to produce best air to conflux effect (namely importing the air inlet 121 that maximum air enters interior tube body 12), passed through compressed oxygen can be stablized and equably the air confluxed in space 31 imported air inlet 121 and conflux with it, and increasing the gas outflow amount of air intake installation.
When the air in space 31 that confluxes affects by venturi effect the air inlet 121 flowing into interior tube body 12, the air pressure making to conflux in space 31 is reduced, the air caused outside outer tube body 11 is entered in admission space 113 by air inlet through hole 114, and then enters by the pod apertures 331 of kuppe 3 space 31 of confluxing and supplement this air confluxed in space 31.
From illustrating above, the present invention utilizes needle tubing 4 two end opposite to be arranged in the air inlet 121 of Intake Cover 2 and the positional punch 341 of kuppe 3 respectively, needle tubing 4 can be firmly positioned at central axis L can not produce to rock, allow compressed oxygen flow through air intake installation conflux space 31 time make the venturi effect effect of initiation more stable and desirable, equably the air in space 31 of confluxing imported and conflux with it, reaching the gas outflow amount object increasing air intake installation.
Should be understood that those skilled in the art can make various changes or modifications the present invention after having read above-mentioned teachings of the present invention, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (6)
1. an air intake installation, comprises:
An appendix, comprise the interior tube body that an outer tube body and are formed at this outer tube body inside, this outer tube body comprises an inlet end and an exhaust end in contrast to this inlet end, and define the admission space that an opening is formed at this inlet end, and an air inlet through hole being positioned at this inlet end and being connected with outside with this this admission space of exhaust end chien shih, this interior tube body is extended towards this inlet end direction by this exhaust end, and have the air vent that is formed at this exhaust end, and one is formed at this air vent end opposite and the air inlet be connected with this admission space;
An Intake Cover, is covered on the inlet end of this outer tube body and closes this admission space, and this Intake Cover forms an air inlet that this admission space is connected with outside; And
A needle tubing, its one end is arranged in this air inlet, and this needle tubing forms a spurt hole, and this spurt hole aperture is less than the bore of this interior tube body;
It is characterized in that: this air intake installation also comprises:
A kuppe, be sheathed on one end that this interior tube body forms this air inlet, and be formed with a positional punch be located at interval between this air inlet and this air inlet, and a pod apertures that this admission space is communicated with the air inlet of this interior tube body, this positional punch wears for the other end of this needle tubing away from this air inlet
Further,
The definition of this appendix has a central axis, and the central shaft of the central shaft of this interior tube body and this spurt hole is all positioned on this central axis.
2. air intake installation as claimed in claim 1, is characterized in that: this kuppe is hollow taper, and forms a space of confluxing be connected with this air inlet, this pod apertures and this spurt hole.
3. air intake installation as claimed in claim 2, it is characterized in that: this kuppe comprise a collar portion being sheathed on this interior tube body, one to restraint by this collar portion the tapering that contracting extends gradually towards this inlet end direction, and an end wall being formed at this tip, tapering and locating, this pod apertures is formed at this tapering, and this positional punch is formed at this end wall.
4. the air intake installation as described in claim 1-3, it is characterized in that: this Intake Cover comprises the lid that is covered on this outer tube body, and one extended to the air inlet direction of this interior tube body by this lid protrude out post, this air inlet runs through this and protrudes out post and this lid, and to be centrally located on this central axis and there is the first spliced eye portion of this lid of vicinity, and a second spliced eye portion away from this lid, this aperture, the second spliced eye portion is less than this aperture, the first spliced eye portion, and this needle tubing is arranged in this second spliced eye portion.
5. a kuppe for air intake installation, this air intake installation comprises an appendix; This appendix comprises an outer tube body, an interior tube body being formed at this outer tube body inside, and one to be positioned at this outer tube body inner and have the needle tubing of a spurt hole; This outer tube body defines an admission space, and this interior tube body has an air inlet be connected with this admission space; It is characterized in that: this kuppe is hollow taper and is arranged between this interior tube body and this needle tubing and is sheathed on this interior tube body, and be formed with positional punch, a pod apertures that this admission space is communicated with the air inlet of this interior tube body worn separately and for this needle tubing with this air inlet, and a space of confluxing be connected with this air inlet, this pod apertures and this spurt hole
Further,
The definition of this appendix has a central axis, and the central shaft of the central shaft of this interior tube body and this spurt hole is all positioned on this central axis.
6. kuppe as claimed in claim 5, it is characterized in that: this kuppe comprise a collar portion being sheathed on this interior tube body, one by this collar portion towards the tapering of restrainting contracting away from this interior tube body direction gradually and extending, and an end wall being formed at this tip, tapering and locating, this pod apertures is formed at this tapering, and this positional punch is formed at this end wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210101018.1A CN103357093B (en) | 2012-04-09 | 2012-04-09 | Air intake installation and kuppe thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210101018.1A CN103357093B (en) | 2012-04-09 | 2012-04-09 | Air intake installation and kuppe thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103357093A CN103357093A (en) | 2013-10-23 |
| CN103357093B true CN103357093B (en) | 2015-08-05 |
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ID=49359882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210101018.1A Active CN103357093B (en) | 2012-04-09 | 2012-04-09 | Air intake installation and kuppe thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103357093B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111991667B (en) * | 2020-09-03 | 2021-03-12 | 青岛大学附属医院 | Multi-channel oropharyngeal ventilation device for anesthesia department |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3906996A (en) * | 1973-09-24 | 1975-09-23 | Depass Dennis | Breathing therapy aid |
| US3977432A (en) * | 1975-01-13 | 1976-08-31 | American Hospital Supply Corporation | Breathing mask and variable concentration oxygen diluting device therefor |
| CN101970034A (en) * | 2007-11-19 | 2011-02-09 | 护理联合2200公司 | Patient interface assembly for respiratory therapy |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1163699A (en) * | 1997-11-14 | 1999-06-07 | Harwill Industries (Pty) Limited | Jet ventilator |
-
2012
- 2012-04-09 CN CN201210101018.1A patent/CN103357093B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3906996A (en) * | 1973-09-24 | 1975-09-23 | Depass Dennis | Breathing therapy aid |
| US3977432A (en) * | 1975-01-13 | 1976-08-31 | American Hospital Supply Corporation | Breathing mask and variable concentration oxygen diluting device therefor |
| CN101970034A (en) * | 2007-11-19 | 2011-02-09 | 护理联合2200公司 | Patient interface assembly for respiratory therapy |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103357093A (en) | 2013-10-23 |
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