CN205460326U - Empty oxygen mixing arrangement - Google Patents
Empty oxygen mixing arrangement Download PDFInfo
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- CN205460326U CN205460326U CN201620065373.1U CN201620065373U CN205460326U CN 205460326 U CN205460326 U CN 205460326U CN 201620065373 U CN201620065373 U CN 201620065373U CN 205460326 U CN205460326 U CN 205460326U
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- mixing device
- oxygen mixing
- empty oxygen
- blade
- helical
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Abstract
The utility model relates to an empty oxygen mixing arrangement for it is embedded in the cavity of gas circuit module, include: mix valve body, organum spirale, it includes the inlet end and gives vent to anger the end to mix the valve body, the inlet end is equipped with the inlet port that is used for the input gaseous, the cavity has been offered to the end of giving vent to anger, at least part place in the organum spirale in the cavity. Above -mentioned empty oxygen mixing arrangement includes mixed valve body and organum spirale, and the inlet end input from mixing the valve body of air and oxygen is through embedding organum spirale messenger's air and the oxygen intensive mixing in mixed valve body, because the existence of organum spirale for the noise has been eliminated to air and oxygen when mixing, realize the function of sky, oxygen intensive mixing and amortization simultaneously, small, the simple structure of this empty oxygen mixing arrangement, in the cavity of all right direct interior embedding gas circuit module of while, the modularized design of realization breathing machine gas circuit.
Description
Technical field
This utility model relates to armarium respirator field, particularly relates to sky oxygen mixing device.
Background technology
In armarium respirator field, used for respirators mix in the empty oxygen providing certain oxygen concentration to patient
Gas, and require that sky oxygen gas mixture is sufficiently mixed, in the range of patient's oxygen intake concentration is dropped to safety value,
Pure oxygen can be avoided to suck the side effect brought simultaneously.But gas can produce noise in the process of circulation, disturbs
The recuperation environment that disorderly patient is peace and quiet.
Traditional respirator uses labyrinth type sky oxygen mixing device, by placing obstacles in module and growing
Runner, make air and oxygen be sufficiently mixed in the long-time process of circulation；Use powder metallurgy to disappear simultaneously
Sound device carries out noise reduction process to gas.And this mazy empty oxygen mixing device volume is big, owing to needs set
Put circulation obstacle and ensure that empty oxygen mixing fully its structure is complicated, be unfavorable for that gas circuit non-detachable mold massing designs simultaneously.
Installing to comprehend at powder metallurgy deafener noise reduction and gas is caused energy loss, cost is high simultaneously.
Utility model content
Based on this, it is necessary to the problem complicated for structure, volume is big, cost is high, it is provided that a kind of empty oxygen mixes
Locking device.
A kind of empty oxygen mixing device, in the cavity being embedded in gas path module, including: mixed valve, spiral shell
Spigot；Described mixed valve includes inlet end and outlet side；It is provided with for inputting gas at described inlet end
Air inlet；Cavity is offered in described outlet side；At least part of described spiral organ of Corti is built in described cavity.
Wherein in an embodiment, described spiral organ of Corti includes integral type end cap and spirillum；At described end cap
Being provided with venthole, described end cap is fixing with described outlet side to be connected；Described spirillum is positioned at described cavity.
Wherein in an embodiment, described spirillum includes rotary shaft and helical-blade, and described helical-blade is along institute
State the axial rings of rotary shaft around setting, and one end of described flight is connected with described end cap；
Forming gas channel between the flight of two adjacent rings, described gas channel connects with described venthole,
And connect with described air inlet.
Wherein in an embodiment, described helical-blade around described rotary collar around the number of turns be four circles, and institute
The cincture angle stating helical-blade is acute angle.
Wherein in an embodiment, described helical-blade along described rotary shaft axial rings around mode be single rotation or
Bispin.
Wherein in an embodiment, described helical-blade is SANYE helical-blade.
Wherein in an embodiment, described mixed valve also includes connecting portion, and described connecting portion is used for and institute
State gas path module to connect, and be provided with groove on described connecting portion.
Wherein in an embodiment, described empty oxygen mixing device also includes that sealing ring, described sealing ring are positioned at
In the groove of mixed valve, it is tightly connected for the cavity with described gas path module.
Wherein in an embodiment, the quantity of described air inlet is four.
Above-mentioned empty oxygen mixing device includes the air inlet from mixed valve of mixed valve and spiral organ of Corti, air and oxygen
End input, makes air and oxygen be sufficiently mixed, due to spiral organ of Corti by the spiral organ of Corti being built in mixed valve
Existence so that air and oxygen eliminate noise when mixing, realize sky, oxygen is sufficiently mixed and disappears simultaneously
The function of sound；This sky oxygen mixing device volume is little, simple in construction, can also be embedded directly into gas circuit mould simultaneously
In the cavity of block, it is achieved respirator gas path moduleization designs.
Accompanying drawing explanation
Fig. 1 is the structural blast figure of sky oxygen mixing device；
Fig. 2 is the profile of sky oxygen mixing device；
Fig. 3 a-3c is the structural scheme of mechanism of the spiral organ of Corti in sky oxygen mixing device.
Detailed description of the invention
For the ease of understanding this utility model, below with reference to relevant drawings, this utility model is carried out more comprehensively
Description.Accompanying drawing gives preferred embodiment of the present utility model.But, this utility model can be to be permitted
The most different forms realizes, however it is not limited to embodiment described herein.On the contrary, provide these to implement
The purpose of example is to make the understanding to disclosure of the present utility model more thorough comprehensively.
Unless otherwise defined, all of technology used herein and scientific terminology with belong to of the present utility model
The implication that those skilled in the art are generally understood that is identical.Institute in description of the present utility model herein
The term used is intended merely to describe the purpose of specific embodiment, it is not intended that limit this utility model.This
The term "and/or" that literary composition is used includes arbitrary and all of group of one or more relevant Listed Items
Close.
The structural blast figure for empty oxygen mixing device as shown in Figure 1, empty oxygen mixing device is used for being embedded in gas
In the module of road, including mixed valve 100 and spiral organ of Corti 200；Mixed valve 100 includes inlet end 110 and goes out
Gas end 120；It is provided with the air inlet 111 for inputting gas at inlet end 110；Offer in outlet side 120
Cavity 121；At least partly spiral organ of Corti 200 is built in cavity 121.
At the present embodiment, spiral organ of Corti 200 includes integral type end cap 210 and spirillum 220；As shown in Figure 2
For the cross-sectional view of empty oxygen mixing device, end cap 210 is fixing with outlet side 120 to be connected；Spirillum
220 are positioned at cavity.
Referring to figs. 2 and 3 a-3c, the end cap 210 of spiral organ of Corti 200 is provided with venthole 211.Spirillum
220 include rotary shaft 221 and helical-blade 223, helical-blade 223 along the axial rings of rotary shaft 221 around setting,
And one end of flight 223 is connected with end cap 210.Form air-flow between the flight 223 of two adjacent rings to lead to
Road, gas channel connects with venthole 211, and connects with air inlet 111.In the present embodiment, air inlet
The quantity of 111 is four, and is symmetricly set on inlet end 110, arrange the purpose of four air inlets 111 be for
Rapidly input air and oxygen, save the time, input gas efficiency high, in other embodiments, can
With according to input gas uninterrupted, take the circumstances into consideration regulate air inlet 111 quantity, can be one can also
For multiple.
Air and oxygen enter in mixed valve 100, by being built in mixed valve by air inlet 111
Spiral organ of Corti 120 in 110 makes air and oxygen be sufficiently mixed；Existence due to spiral organ of Corti 120 so that air
With oxygen when mixing, it is possible to reduce the air of the air of input, oxygen and irregular movement and spiral organ of Corti,
The collision of mixed valve inwall, the direction of specification fluid, thus reduce noise, reach the effect of noise reduction；
Realize sky, oxygen is sufficiently mixed the function with noise reduction simultaneously.Air and oxygen after mixing fully pass through venthole
In the 211 the most empty oxygen sensors of input, detector air and the content of oxygen, thus patient can be sucked
In the range of oxygen concentration drops to safety value, pure oxygen can be avoided to suck the side effect brought simultaneously.
In the present embodiment, helical-blade 223 is four circles around the number of turns of rotary shaft 221 cincture, helical-blade 223
Cincture number of turns device can affect the flow velocity of gas and the effect of noise reduction, in other embodiments, it is also possible to according to
Actual demand adjusts the cincture number of turns of helical-blade 223.Wherein, helical-blade 223 is along the cincture of rotary shaft 221
Angle, θ is acute angle, and in this embodiment, it is 60 ° around angle, θ, and it is around angle, θ with around the number of turns
Effect identical, it is also possible to adjust according to the actual requirements.
Helical-blade 223 is single rotation or bispin along the axial rings of rotary shaft 221 around mode.In the present embodiment,
Being Dan Xuan around mode, the cincture mode being set to Dan Xuan makes the simple in construction of spiral organ of Corti 200.Meanwhile,
Helical-blade 223 is SANYE helical-blade.In other embodiments, the quantity of helical-blade 223 can also be according to gas
Road demand makes corresponding adjustment.
In the present embodiment, with reference to Fig. 1 and Fig. 2, empty oxygen mixing device also includes sealing ring 300, and mixing
Valve body 100 also includes that connecting portion 130, connecting portion 130 are used for being connected with gas path module, and at connecting portion 130
It is provided with groove 131.Sealing ring 300 is positioned in the groove 131 of mixed valve 100, can realize and gas circuit mould
The cavity of block is tightly connected.Empty oxygen mixing device can be embedded directly in the cavity of gas path module, it is achieved exhales
Suction machine gas path moduleization designs.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right
The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills
There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and
In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right
For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do
Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special
The protection domain of profit should be as the criterion with claims.
Claims (9)
1. an empty oxygen mixing device, in the cavity being embedded in gas path module, it is characterised in that including:
Mixed valve, spiral organ of Corti；Described mixed valve includes inlet end and outlet side；It is provided with use at described inlet end
Air inlet in input gas；Cavity is offered in described outlet side；
At least part of described spiral organ of Corti is built in described cavity.
Empty oxygen mixing device the most according to claim 1, it is characterised in that described spiral organ of Corti includes one
Body formula end cap and spirillum；Being provided with venthole on described end cap, described end cap is fixing with described outlet side even
Connect；Described spirillum is positioned at described cavity.
Empty oxygen mixing device the most according to claim 2, it is characterised in that described spirillum includes rotation
Rotating shaft and helical-blade, described helical-blade along the axial rings of described rotary shaft around setting, and the one of described flight
End is connected with described end cap；
Forming gas channel between the flight of two adjacent rings, described gas channel connects with described venthole,
And connect with described air inlet.
Empty oxygen mixing device the most according to claim 3, it is characterised in that described helical-blade is around described
Rotary collar around the number of turns be four circles, and the cincture angle of described helical-blade is acute angle.
Empty oxygen mixing device the most according to claim 3, it is characterised in that described helical-blade is along described
The axial rings of rotary shaft is single rotation or bispin around mode.
Empty oxygen mixing device the most according to claim 3, it is characterised in that described helical-blade is SANYE
Helical-blade.
Empty oxygen mixing device the most according to claim 1, it is characterised in that described mixed valve also wraps
Including connecting portion, described connecting portion is for being connected with described gas path module, and is provided with groove on described connecting portion.
Empty oxygen mixing device the most according to claim 7, it is characterised in that described empty oxygen mixing device
Also include that sealing ring, described sealing ring are positioned in the groove of mixed valve, for the chamber with described gas path module
Body is tightly connected.
Empty oxygen mixing device the most according to claim 1, it is characterised in that the quantity of described air inlet
It it is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065373.1U CN205460326U (en) | 2016-01-22 | 2016-01-22 | Empty oxygen mixing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065373.1U CN205460326U (en) | 2016-01-22 | 2016-01-22 | Empty oxygen mixing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205460326U true CN205460326U (en) | 2016-08-17 |
Family
ID=56639248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620065373.1U Active CN205460326U (en) | 2016-01-22 | 2016-01-22 | Empty oxygen mixing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205460326U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107376078A (en) * | 2017-08-09 | 2017-11-24 | 湖南万脉医疗科技有限公司 | A kind of bicavate low noise structure of home ventilator |
| CN109432564A (en) * | 2018-12-26 | 2019-03-08 | 南京舒普思达医疗设备有限公司 | A kind of ventilator spiral duct module |
-
2016
- 2016-01-22 CN CN201620065373.1U patent/CN205460326U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107376078A (en) * | 2017-08-09 | 2017-11-24 | 湖南万脉医疗科技有限公司 | A kind of bicavate low noise structure of home ventilator |
| CN109432564A (en) * | 2018-12-26 | 2019-03-08 | 南京舒普思达医疗设备有限公司 | A kind of ventilator spiral duct module |
| CN109432564B (en) * | 2018-12-26 | 2024-03-26 | 南京舒普思达医疗设备有限公司 | Spiral air duct module of breathing machine |
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| GR01 | Patent grant |