CN103520812B - Air inlet adjusting device and sprayer using same - Google Patents
Air inlet adjusting device and sprayer using same Download PDFInfo
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- CN103520812B CN103520812B CN201310451254.0A CN201310451254A CN103520812B CN 103520812 B CN103520812 B CN 103520812B CN 201310451254 A CN201310451254 A CN 201310451254A CN 103520812 B CN103520812 B CN 103520812B
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- 239000000443 aerosol Substances 0.000 claims description 69
- 238000002955 isolation Methods 0.000 claims description 28
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 182
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 18
- 239000001301 oxygen Substances 0.000 description 18
- 229910052760 oxygen Inorganic materials 0.000 description 18
- 238000010586 diagram Methods 0.000 description 13
- 239000007788 liquid Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an air inlet adjusting device and a sprayer using the same. The outer ring has an outer ring wall; the outer annular wall is formed with a first air inlet. The inner ring can be sleeved in the outer ring in a relatively rotating way and is surrounded by the outer ring wall; wherein the inner ring is provided with an air flow channel which is selectively communicated with the first air inlet. The extending direction of the airflow channel is turned relative to the opening direction of the first air inlet, and the airflow entering from the first air inlet is guided to turn to flow along the airflow channel. The atomizer of the invention comprises an atomizing chamber and the air inlet adjusting device. The atomizing chamber surrounds and forms a cavity, and a first inner air inlet communicated with the cavity is formed on the side wall of the atomizing chamber. The air inlet adjusting device is sleeved in the atomizing chamber and covers the first inner air inlet. The air inlet adjusting device and the sprayer using the same can improve the stability of air inlet.
Description
Technical field
The present invention relates to a kind of air inlet adjusting device and use its aerosol apparatus; Specifically, the present invention relates to a kind of scalable to control the air inlet adjusting device of air inflow and to use its aerosol apparatus.
Background technology
Aerosol apparatus medically can be used for aerosol treatment.Generally speaking, the strength that aerosol treatment produces by Compressed Gas as air or oxygen, make liquid become fine particle or by liquid make medicine be moist particle to enter the respiratory system of user, reach the object for the treatment of; Wherein aerosol apparatus can have aerosol device to produce above-mentioned particle/aerosol.
Existing aerosol apparatus 9 as shown in Figure 1A ~ Figure 1B, comprises tank body 91, aerosol device 92 and gas supply source 93; Wherein tank body 91 can take up liquid or medicament, and aerosol device 92 comprises the inner space of the part of tank body 91 and covers the consistencyregulator 94 of inner space of this part.Gas supply source 93 can provide Compressed Gas in tank body 91, and those gases also regulate the air entering tank body 91 to mix with by consistencyregulator 94; On the other hand, the liquid that tank body 91 takes up or medicament then arrive at aerosol device 92 by suction pipe 95, and become particle shape under the effect of gas, suck for user.
In the process, Compressed Gas such as air or oxygen acts on liquid or medicament to produce aerosol, so also produces the noise of high-decibel value simultaneously.If user and aerosol apparatus or aerosol device 92 too close, this noise may affect the audition of user; Moreover noise more causes the sense of discomfort of user.
Summary of the invention
The object of the present invention is to provide a kind of air inlet adjusting device and use its aerosol apparatus, make it can promote the stability of air inlet.
For achieving the above object, the invention provides a kind of air inlet adjusting device, for cooperation one aerosol apparatus, comprise outer shroud and internal ring.Outer shroud has external annulus, and this external annulus is formed with the first air inlet; Internal ring can be sleeved in outer shroud with the relative rotation, and is surrounded by external annulus.Internal ring has more gas channel selectivity and is communicated with the first air inlet; The bearing of trend of gas channel is transferred relative to the opening direction of the first air inlet, and the air-flow that guiding enters from the first air inlet turns to and flows along gas channel.By making air-flow first advance a segment distance along gas channel, the rectification of air-flow can be carried out; Therefore, air inlet adjusting device of the present invention improves the stable of air-flow.In addition, due to structures such as gas channels, air inlet adjusting device of the present invention has the ability of sound insulation.
Wherein, internal ring has the outside that a lateral wall is positioned at this gas channel, this lateral wall is formed with one second air inlet, this first air inlet is communicated with this gas channel via this second air inlet, and this external annulus rotates the overlapping area with this first air inlet of selectively changing and this second air inlet relative to this lateral wall.
Wherein, the side of this first air inlet is formed with an angular cut and is communicated with this first air inlet, this external annulus rotates the overlapping area with this angular cut of selectively changing and this second air inlet relative to this lateral wall, and cuts off being communicated with between this first air inlet with this gas channel.
Wherein, this internal ring has the inner side that a medial wall is positioned at this gas channel, this medial wall is formed with one first gas outlet, and the opening direction of this first gas outlet presss from both sides a central angle with the opening direction of this second air inlet relative to this interior Ring current distribution.
Wherein, this internal ring has the inner side that a medial wall is positioned at this gas channel, this medial wall is formed with one first gas outlet, and the opening direction of this first gas outlet presss from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
Wherein, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first gas outlet in contrast to this first air inlet.
Wherein, this medial wall is formed with one second gas outlet and this first gas outlet and lays respectively at the both sides that this first air inlet enters this gas channel position, the opening direction of this second gas outlet presss from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
Wherein, the area of section of this gas channel and the ratio of this gas channel length between this first air inlet and this first gas outlet are not more than 20.
Wherein, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first air inlet.
Wherein, the cross sectional shape of this gas channel comprises semicircle.
Wherein, the cross sectional shape of this gas channel comprises rectangle, and the long limit of this rectangle is parallel to this outer ring surface.
Wherein, it is an outer passage and an inner channel that this internal ring comprises that a guide plate to be arranged in this gas channel and to separate this gas channel diametrically, and this outer passage and this inner channel are communicated with outside the end of this gas channel bearing of trend vertical in this guide plate; This guide plate has a lateral surface, this lateral surface across this outer passage towards this first air inlet.
The present invention also provides a kind of aerosol apparatus, comprises aerochamber and aforesaid air inlet adjusting device.Aerochamber surrounds and forms cavity, and on the sidewall of this aerochamber, forms air inlet in first be communicated with this cavity.Air inlet adjusting device is sleeved on aerochamber, and covers air inlet in first.This air inlet adjusting device comprises an outer shroud and an internal ring; Outer shroud has external annulus, wherein this external annulus is formed with one first air inlet; Internal ring is sleeved in this outer shroud rotatably, and is surrounded by this external annulus; Wherein this internal ring surrounds formation one gas channel and is communicated with this first air inlet and this air inlet in first, the bearing of trend of this gas channel is transferred relative to the opening direction of this first air inlet, and the air-flow that guiding enters from this first air inlet turn to flow to along this gas channel this in first air inlet enter this cavity.By making air-flow first advance a segment distance along the gas channel of air inlet adjusting device, the stable of air-flow can be improved; Therefore, aerosol apparatus of the present invention has higher accuracy.In addition, due to the setting of this air inlet adjusting device, aerosol apparatus of the present invention operationally produces lower or does not produce volume.
Wherein, internal ring has the outside that a lateral wall is positioned at this gas channel, this lateral wall is formed with one second air inlet, this first air inlet is communicated with this gas channel via this second air inlet, and this external annulus rotates the overlapping area with this first air inlet of selectively changing and this second air inlet relative to this lateral wall.
Wherein, the side of this first air inlet is formed with an angular cut and is communicated with this first air inlet, this external annulus rotates the overlapping area with this angular cut of selectively changing and this second air inlet relative to this lateral wall, and cuts off being communicated with between this first air inlet with this gas channel.
Wherein, this in first the opening direction of air inlet press from both sides a central angle with the opening direction of this second air inlet relative to this interior Ring current distribution.
Wherein, this internal ring has the inner side that a medial wall is positioned at this gas channel, this medial wall is formed with one first gas outlet and is communicated with this air inlet in first, the opening direction of this first gas outlet presss from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
Wherein, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first air inlet in contrast to this first air inlet.
Wherein, this medial wall to be formed in one second air inlet and this in first air inlet lay respectively at the both sides that this first air inlet enters this gas channel position, this in second the opening direction of air inlet press from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
Wherein, the area of section of this gas channel and this gas channel in this first air inlet and this in first between air inlet the ratio of length be not more than 20.
Wherein, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first air inlet.
Wherein, the cross sectional shape of this gas channel comprises semicircle.
Wherein, the cross sectional shape of this gas channel comprises rectangle, and the long limit of this rectangle is parallel to this outer ring surface.
Wherein, it is an outer passage and an inner channel that this internal ring comprises that a guide plate to be arranged in this gas channel and to separate this gas channel diametrically, and this outer passage and this inner channel are communicated with outside the end of this gas channel bearing of trend vertical in this guide plate; This guide plate has a lateral surface, this lateral surface across this outer passage towards this first air inlet.
Air inlet adjusting device of the present invention, can promote the stability of air inlet and have preferably acoustic isolation ability; Aerosol apparatus of the present invention, has preferably air inlet stability and preferably acoustic isolation ability.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Figure 1A is depicted as the schematic diagram of existing air inlet adjusting device and aerosol apparatus;
Figure 1B is depicted as the use schematic diagram of existing aerosol apparatus;
Figure 2 shows that the schematic diagram of the embodiment of aerosol apparatus of the present invention;
Figure 3 shows that the sectional view of aerosol apparatus shown in Fig. 2 along A-A line;
The schematic diagram that the outer shroud that Fig. 4 A is depicted as the embodiment of air inlet adjusting device of the present invention is combined with internal ring;
Fig. 4 B is depicted as the sectional view of air inlet adjusting device embodiment along B-B line of Fig. 4 A;
Fig. 4 C is depicted as the schematic diagram of the first air inlet of the air inlet adjusting device embodiment of Fig. 4 A ~ Fig. 4 B;
Fig. 4 D is depicted as the sectional view of air inlet adjusting device embodiment along C-C line of Fig. 4 A;
Fig. 4 E is depicted as the schematic diagram of another embodiment of air inlet adjusting device of the present invention;
Fig. 5 A ~ Fig. 5 B is depicted as the schematic diagram of another embodiment of air inlet adjusting device of the present invention;
Fig. 6 A ~ Fig. 6 D is depicted as the schematic diagram of another embodiment of air inlet adjusting device of the present invention;
Fig. 7 A to Fig. 7 F is depicted as the schematic diagram in the cross section of gas channel of the present invention;
Figure 8 shows that the schematic diagram of another embodiment of aerosol apparatus of the present invention;
Fig. 9 A is depicted as the schematic diagram of another embodiment of air inlet adjusting device of the present invention;
Fig. 9 B is depicted as the sectional view of air inlet adjusting device embodiment along B '-B ' line of Fig. 9 A;
Fig. 9 C is depicted as the sectional view of air inlet adjusting device embodiment along C '-C ' line of Fig. 9 A
Figure 10 shows that the cross sectional shape of gas channel of the present invention and the graph of a relation of oxygen concentration; And
Figure 11 shows that the cross sectional shape of gas channel of the present invention and the graph of a relation of decibel value.
Wherein, Reference numeral:
9 aerosol apparatus
91 tank bodies
92 aerosol device
93 gas supply sources
94 consistencyregulators
95 suction pipes
1,1 ' air inlet adjusting device
20 outer shrouds
21 top boards
211 projections
25 external annulus
250 first air inlets
252 angular cuts
30 internal ring
31 tops
311 guide grooves
Bottom 32
33,33a gas channel
35 lateral walls
350, the 350 ' second air inlet
37 medial walls
371 first gas outlets
372 second gas outlets
38,38 ' runner isolation part
39 guide plates
390 lateral surface
391 outer passage
392 inner channel
393 ends
40 tank bodies
400 aerochambers
45 cavitys
Air inlet in 450 first
50 oxygen supply sources
51 nozzles
60 carrier pipes
70 gas outlets
8,8 ' aerosol apparatus
θ central angle
B, B1, B2 length of side
D diameter
Detailed description of the invention
Embodiment as shown in Figure 2 to 3, aerosol apparatus 8 of the present invention comprises air inlet adjusting device 1 and tank body 40 supplies to take up liquid as water, aqueous solution or other solution.Tank body 40 comprises aerochamber 400 further; The better top being positioned at tank body 40 of aerochamber 400, and surround formation cavity 45, the liquid that wherein tank body 40 takes up can generate aerosol with gas in cavity 45.Moreover tank body 40 is better has at least one opening, and this at least one opening is better is formed at aerochamber 400 or nearly aerochamber 400 place.For example, one of opening can be used as such as gas outlet 70, exports for the aerosol produced; Other opening then can be used as such as air inlet, or is connected with such as gas supply source and supplied gas enters.In the present embodiment, tank body 40 to have in first air inlet 450 and enters in tank body 40 for air; On the other hand, gas supply source can be oxygen supply source 50, and it provides compressed oxygen in tank body 40, and better in the cavity 45 of aerochamber 400.So in different embodiments, aerochamber 400 also can be with tank body 40 and is separated combined set-up mode again.
Aforesaid air inlet adjusting device 1 can coordinate aerosol apparatus to use.In embodiments of the present invention, air inlet adjusting device 1 is sleeved on the aerochamber 400 of aerosol apparatus 8, and covers air inlet 450 in first as shown in Figure 3.
As Fig. 4 A ~ Fig. 4 D illustrated embodiment, air inlet adjusting device 1 of the present invention is better comprises circulus, i.e. outer shroud 20 and internal ring 30, and this circulus is preferably circular ring structure.Furthermore, outer shroud 20 has external annulus 25, and can relatively be sleeved on rotatably outside internal ring 30 by internal ring 30, and internal ring 30 is surrounded by external annulus 25; Or also internal ring 30 can be arranged at inside outer shroud 20 by outer shroud 20 relatively rotatably.Moreover external annulus 25 is formed with the first air inlet 250, internal ring 30 is formed with gas channel 33 and is communicated with the first air inlet 250 selectivity, wherein gas channel 33 better along internal ring 30 hoop be formed at internal ring 30 inside or between internal ring 30 and outer shroud 20.In addition, there is opening towards internal ring 30 because the first air inlet 250 is formed on external annulus 25, when therefore first air inlet 250 being communicated with when rotate relative with internal ring 30 of outer shroud 20 with gas channel 33, first air inlet 250 haply in the footpath of circular ring structure upward to gas channel 33, and the bearing of trend of gas channel 33 be equivalent to relative first air inlet 250 opening direction turnover.The air-flow that gas channel 33 can be guided from the first air inlet 250 flows along it.
Specifically, internal ring 30 comprises the outside that lateral wall 35 is positioned at gas channel 33, i.e. the side of nearly outer shroud 20, and goodly comprises the inner side that medial wall 37 is positioned at gas channel 33 again, namely away from the side of outer shroud 20; In other words, lateral wall 35 and medial wall 37 are enclosed and are formed this gas channel 33.Furthermore, lateral wall 35 is formed with the second air inlet 350, wherein aforesaid first air inlet 250 is communicated with via the second air inlet 350 gas channel 33.When outer shroud 20 or internal ring 30 rotate relative to the opposing party, external annulus 25 and lateral wall 35 also relatively rotate, the first air inlet 250 on it overlaps with the second air inlet 350/change of not overlapping or overlapping area, and allow whereby/hinder or regulate air-flow to enter gas channel 33; Such as when the overlapping area hour of the first air inlet 250 and the second air inlet 350, air inflow is few, and when overlapping area is large, then air inflow is many.Moreover the better angular cut 252 that formed again is communicated with the first air inlet 250 on lateral wall 35; Wherein angular cut 252 is better is less than the first air inlet 250, and also can relatively rotating and the change with the overlapping/not overlapping of the second air inlet 350 or overlapping area occurs with external annulus 25 and lateral wall 35, enters the throughput of gas channel 33 so as to fine setting.In the present embodiment, angular cut 252 is formed at the position close to the first air inlet 250 corner.In addition, with regard to air inlet adjusting device of the present invention, preferably, outer shroud 20 and/or internal ring 30 are available for users to the overlapping situation of rotating to regulate the first air inlet 250 and the second air inlet 350.With regard to the object of operation, the surrounding of the first air inlet 250 and/or the second air inlet 350 can rower example as arranged scale, use it as user and rotating the foundation that outer shroud 20 and/or internal ring 30 regulate aforementioned air inlet overlapping area or air inflow again.In embodiments of the present invention, this air inflow can also represent with Compressed Gas (as oxygen) mixed oxygen concentration in air inlet (as air).
On the other hand, medial wall 37 is formed with the first gas outlet 371.When using with atomiser, as previously mentioned, air inlet adjusting device 1 is sleeved on the aerochamber 400 of aerosol apparatus 8, and covers air inlet 450 in first as shown in Figure 3; In addition, the first gas outlet 371 can surround with aerochamber 400 cavity 45 formed via air inlet 450 in first and be communicated with.
First gas outlet 371 better not with the second air inlet 350 vis-a-vis when opposition side (be divided into then not subject to the limits) being formed at lateral wall 35; In other words, as shown in Figure 4 D, the center of the opening direction of the first gas outlet 371 internal ring 30 relative to the opening direction of the second air inlet 350 accompanies a central angle θ.As Fig. 4 A ~ Fig. 4 D illustrated embodiment, this central angle is such as about 90 degree.Whereby, when external annulus 25 relatively rotates with lateral wall 35 and makes the first air inlet 250 and the second air inlet 350 overlapping at least partly, air-flow from the first air inlet 250, second air inlet 350 can leave gas channel 33 by the first gas outlet 371 after gas channel 33 advances a segment distance, thus leave air inlet adjusting device 1; Be about the embodiment of 90 degree for central angle shown in Fig. 4 A ~ Fig. 4 D, air-flow advance about 1/4 gas channel 33 length.By making air-flow first advance a segment distance along passage, the rectification of air-flow can be carried out, and help to improve and leave the stable of the air-flow of air inlet adjusting device 1; In other words, air inlet adjusting device 1 of the present invention has higher accuracy.In addition, be arranged so that the gas that the first air inlet 250 enters can not fling in cavity 45 due to gas channel 33, and gas channel 33 itself also has length, therefore can effectively reduce the noise spread out of by cavity 45.
Again as shown in Figure 4 E, medial wall 37 also separately can be formed other gas outlets as the second gas outlet 372.Preferably, the opening direction of the second gas outlet 372 also accompanies a central angle θ with the opening direction of the second air inlet 350.Embodiment as shown in Figure 4 E, this central angle θ is such as about 90 degree.In other words, the both sides, medial wall 37 of internal ring 30 are formed with relative gas outlet, i.e. first and second gas outlet 371,372; Second air inlet 350 is formed at lateral wall 35, and the position between this two gas outlet.
Above-mentioned gas channel 33 is better to communicate by aforesaid entry/exit QI KOU with outside.Furthermore, except for the outer beyond sidewall 35 and medial wall 37, the top and bottom of internal ring 30 is preferably closed state.In Fig. 4 B illustrated embodiment, the analysing and observe into ㄩ font and be made up of lateral wall 35, medial wall 37 and bottom 32 of internal ring 30 wall; On the other hand, the analysing and observe in inverted L-shaped and be made up of external annulus 25 and top board 21 of outer shroud 20 wall.By fit with internal ring 30 of outer shroud 20, top board 21 hides the top 31 of internal ring 30 wall and makes gas channel 33 have aforesaid closed state.In addition, as shown in the figure, outer shroud 20 and internal ring 30 and contact surface each other can form guiding structural further, so as to the relative rotation of guiding outer shroud 20 with internal ring 30.For example, the top 31 of internal ring 30 is formed with guide groove 311 along internal ring 30 wall, and 21, the top board of outer shroud 20 forms the projection 211 corresponding to guide groove, guides outer shroud 20 and internal ring 30 to rotate on certain path relative to each other whereby.In addition, by the shape or the length that design guide groove 311 and/or projection 211, outer shroud 20 and internal ring 30 can be made relative to carrying out limited rotating; For example, make guide groove 311 or projection 211 length be about 1/4 internal ring 30/ outer shroud 20 girth, so as to restriction rotating range be about 90 degree.
In other embodiments, as shown in Fig. 5 A ~ Fig. 5 B, outer shroud 20 surrounds with the cover of internal ring 30 and forms gas channel 33, and wherein internal ring 30 comprises the inner side that medial wall 37 is positioned at gas channel 33, and the external annulus 25 of outer shroud 20 is positioned at the outside of gas channel 33.Moreover, external annulus 25 is formed with the first air inlet 250, medial wall 37 is formed with at least one gas outlet as the first gas outlet 371.First gas outlet 371 better not with the first air inlet 250 vis-a-vis, that is as shown in Figure 5 B, the center of the opening direction internal ring 30 relative to the opening direction of the first air inlet 250 of the first gas outlet 371 accompanies a central angle θ; Or outer shroud 20 and the relative rotation of internal ring 30 can change the distance of the first air inlet 250 and the first gas outlet 371 distance, regulate the stroke of air-flow in gas channel 33 whereby.Specifically, it is inverted L-shaped wall that outer shroud 20 can have such as section, and internal ring 30 can have the wall that such as section is reverse L-shaped, and outer shroud 20 encloses form gas channel 33 with internal ring 30 phase fit whereby.
In other embodiments, internal ring 30 or outer shroud 20 can form runner isolation part further; It arranges or is formed at separate gas stream passage in gas channel.Due to the existence of runner isolation part, hoop passage that gas channel 33 will be no longer through internal ring 30 inside, and by limit, be there is such as arcuation.Preferably, runner isolation part is arranged in internal ring 30.Therefore, runner isolation part and such as the first gas outlet 371, gas outlet have certain distance; In other words, if air-flow does not leave air inlet adjusting device 1 by the first gas outlet 371, then this distance is air-flow stroke farthest behind the first gas outlet 371.
As shown in Figure 6A, to have the internal ring 30 of medial wall and lateral wall, runner isolation part 38 can be arranged in gas channel 33, and is connected with inside and outside sidewall.Moreover runner isolation part 38 is also positioned at the side of the first gas outlet 371 in contrast to the second air inlet 350; Therefore, part in principle can first through the first gas outlet 371 in gas channel 33 from the air-flow that the second air inlet 350 enters, (when air-flow do not have complete leave air inlet adjusting device 1 by the first gas outlet 371) continue again to flow towards runner isolation part 38, wherein runner isolation part 38 be the end of this section of gas channel 33a.
For another example Fig. 6 B illustrated embodiment, medial wall 37 is formed the first gas outlet 371 and the second gas outlet 372, lateral wall 35 forms another air inlet i.e. the second air inlet 350 ' again; Moreover runner isolation part 38 is positioned at the side of the first gas outlet 371 in contrast to the second air inlet 350, runner isolation part 38 ' is positioned at the side of the second gas outlet 372 in contrast to the second air inlet 350 '.Therefore, by the setting of runner isolation part, can avoid impacting and mixed flow mutually from the second air inlet 350 and the 350 ' air-flow entering gas channel 33, namely affect the stable of air-flow.
In addition, embodiment as shown in Figure 6 C, the cover of its outer-loop and internal ring surrounds and forms gas channel 33, and the medial wall 37 of internal ring is positioned at the inner side of gas channel 33, and the external annulus 25 of outer shroud is positioned at the outside of gas channel 33.Runner isolation part 38 is positioned at the side of the first gas outlet 371 in contrast to the first air inlet 250.In addition, in the alternate embodiment of Fig. 6 C illustrated embodiment, outer shroud also can form the first other air inlet in external annulus 25 further; In gas channel 33, also other runner isolation part can be set further; Internal ring also can form other gas outlet in medial wall 37 further.
In other embodiments, runner isolation part is arranged in gas channel 33, and is positioned at the side of the first air inlet 250 and/or the second air inlet 350.For Fig. 6 D illustrated embodiment, runner isolation part 38 is positioned at the first air inlet 250 side/on one side.Therefore, arranging of this runner isolation part 38 can assist/limit the air-flow from the first air inlet 250 to flow towards a direction in gas channel 33, such as, after entering gas channel 33, oppositely leave runner isolation part 38 flow.
As the signal of Fig. 4 A ~ Fig. 4 B, the cross sectional shape of gas channel 33 is rectangle, and wherein the long limit of rectangle is parallel to outer shroud 20 and is convenient to air inlet and gas outlet is formed on it.But the cross sectional shape of gas channel 33 is not limited thereto.As shown in Fig. 7 A to Fig. 7 F, the cross sectional shape of gas channel 33 can be circle, ellipse, semicircle or polygon; Cross sectional shape can affect air-flow and pass through after gas channel 33 in gas outlet as the volume flow rate (unit: volume/time) in the first exit 371.
Specifically, the volume flow rate of air-flow in gas outlet place can be subject to the impact of the parameter in following formula; Wherein this formula F be air in hollow flow passage layer during steady flow, applicable hydrodynamics inner tube layer stream formula.
the volume flow rate (volumeflowrate) at runner exit place
V
avg: the mean flow rate in runner
A
c: the flow section in runner
P
1: the force value at tunnel inlets place
P
2: the force value at runner exit place
Δ P: the pressure differential in tunnel inlets place and exit
R: the hydraulic radius of flow section in runner
D: the hydraulic diameter (HydraulicDiameter) of flow section in empty runner
μ: the k value of general air
L: the stream that air flows to exit by tunnel inlets is long
Wherein when the cross sectional shape of gas channel 33 is not circular, the hydraulic diameter of other shapes can be calculated and calculate volume flow rate.Hydraulic diameter is defined as follows formula E:
D: hydraulic diameter
A
c: flow passage sectional area
P: the girth in flow passage cross section
Therefore, as shown in Fig. 7 A to Fig. 7 F, the conversion of the hydraulic diameter of other shapes is listed below:
Square: D=B
Rectangle:
Equilateral triangle:
Semicircle:
From formula F, volume flow rate, except the impact being subject to hydraulic diameter, also can be subject to the impact of the length of air flow channel.In addition, the cross sectional shape of air flow channel and the material of wall thereof also can affect the situation that air-flow is advanced; It directly or indirectly becomes the factor affecting volume flow rate.Generally speaking, when air flow channel there is the less angle of cut time, it is also less to the frictional resistance of air.For example, have respectively shown in comparison diagram 7A to Fig. 7 F square, rectangle, equilateral triangle and semicircular cross sectional shape gas channel 33, then under identical hydraulic diameter and flow channel length, the air-flow of the gas channel 33 with semicircular cross sectional shape of passing through is subject to less frictional resistance.On the other hand, in present pre-ferred embodiments, the material of air inlet adjusting device 1 or at least wall of its gas channel 33 is better has less surface roughness, to reduce the frictional resistance to air-flow.In addition, the material of air inlet adjusting device 1 also can select the material of tool sound absorbing power, therefore when the aerochamber 400 that air inlet adjusting device 1 coordinates aerosol apparatus to use as being sleeved on aerosol apparatus 8, and the volume that air inlet adjusting device 1 produces when also Absorbable rod aerosol generates; Or air inlet adjusting device 1 also can structurally be designed to have soundproof effect.For example, in the embodiment of the present invention, tool gas channel 33 or the air inlet adjusting device 1 of tool double wall as medial and lateral wall construction can provide preferably soundproof effect.
Generally speaking, consider the factor affecting volume flow rate in formula F and E, in embodiments of the present invention, under the condition that gas channel 33 air inlet place is identical with the pressure differential Δ P at gas outlet place, be preferably the area of section (A of gas channel 33
c) and the ratio (A of gas channel 33 length (L) between air inlet and gas outlet
c/ L) be not more than 20, can guarantee that air-flow is in the volume flow rate at gas outlet place whereby.Wherein this air inlet can be the first above-mentioned air inlet 250(when it is communicated with gas channel 33), the second air inlet 350 or 350 ', this gas outlet can be the first above-mentioned gas outlet 371 or the second gas outlet 372.In addition, for example, the volume flow rate of gas channel 33 of the present invention can be public liter/min of 23 ~ 52LPM().
Figure 8 shows that another embodiment schematic diagram of aerosol apparatus of the present invention.As shown in the figure, aerosol apparatus 8 ' comprises air inlet adjusting device 1 '.
As Fig. 9 A ~ Fig. 9 C illustrated embodiment, air inlet adjusting device 1 ' comprises the circulus as aforementioned air inlet adjusting device 1, i.e. outer shroud 20 and internal ring 30.Moreover the internal ring 30 of air inlet adjusting device 1 ' comprises guide plate 39 further and is arranged in gas channel 33, and separate gas stream passage 33 is outer passage 391 and inner channel 392 in the radial direction of internal ring 30.Outer passage 391 and inner channel 392 are communicated with in guide plate 39 at uprush passage 33 outside the end 393 of stretching direction; Wherein guide plate 39 has a lateral surface 390, across outer passage 391 towards air inlet.
Due to the setting of guide plate 39, when the first air inlet 250 and the second air inlet 350 are overlapping at least partly, outer passage 391 will be introduced into from the air-flow of air inlet as the first air inlet 250, second air inlet 350 and/or 350 ', again via outside end 393 to inner channel 392, finally by gas outlet as gas channel 33 is left in the first gas outlet 371 or the second gas outlet 372; Wherein air-flow all can be advanced along gas channel 33 when outside or inner channel simultaneously.Therefore, due to the setting of guide plate 39, the stroke of air-flow is longer; By adjustment such as outside and the area of section of inner channel and/or the pressure differential Δ P at air inlet place and gas outlet place, such as make the area of section of gas channel 33 of equivalence and the ratio of gas channel 33 length between air inlet and gas outlet be not more than 20, required volume flow rate can be reached.
On the other hand, due to the setting of guide plate 39, owing to further increasing the length of runner, therefore air inlet adjusting device 1 ' can have better soundproof effect.
Air inlet adjusting device 1 or air inlet adjusting device 1 ' can coordinate aerosol apparatus to use.As shown in Fig. 2 ~ Fig. 3 or Fig. 8, air inlet adjusting device 1 or air inlet adjusting device 1 ' are sleeved on aerosol apparatus 8 or 8 ' aerochamber 400, and cover air inlet 450 in first.In addition, with regard to aerosol apparatus of the present invention, preferably, air inlet adjusting device 1 or air inlet adjusting device 1 ' can rotate to adjust QI KOU as the first gas outlet 371 and/or the second gas outlet 372 and the overlapping situation of air inlet in first 450 for user; That is not only one side outer shroud can rotate to regulate air inlet as the overlapping area of first and second air inlet or air inflow with internal ring relatively, on the other hand, air inlet adjusting device also can rotate to adjust QI KOU as the overlapping area of air inlet in the first/the second air inlet and first or giving vent to anger of air-flow relative to aerochamber.Similar aforesaid guiding structural also can be formed at air inlet adjusting device 1 or 1 ' with on aerochamber 400 contact surface each other.
When aerosol apparatus effect of the present invention, for example, oxygen supply source 50 provides compressed oxygen in tank body 40, and takes up liquid in tank body 40 because of pressure reduction and to be risen to the cavity 45 of aerochamber 400 by such as carrier pipe 60; Wherein oxygen can be sprayed by such as nozzle 51 high pressure and be clashed into fluid molecule.On the other hand, air then enters dilution oxygen in cavity 45 by air inlet adjusting device.Whereby, aerosol can generate and can be output tank body 40 from gas outlet 70.
In an embodiment of the present invention, aerosol apparatus 8 or 8 ' the volume flow rate of gas channel 33 can be public liter/min of 23 ~ 52LPM().There is provided oxygen to cavity 45 if now oxygen supply source 50 can coordinate with 5LPM, and those oxygen mix with the air provided with the volume flow rate of 23 ~ 52LPM, then in gas outlet 70 better have 28 ~ 35% oxygen concentration.
Figure 10 shows that comparing of the oxygen concentration of aerosol apparatus of the present invention and existing aerosol apparatus, wherein aerosol apparatus of the present invention uses air inlet adjusting device of the present invention; This air inlet adjusting device has gas channel.The cross section of gas channel, as aforementioned, can have various shape.As shown in the figure, under identical hydraulic diameter, the gas channel that the present invention has a different cross section shape can provide the oxygen concentration in 28 ~ 35% scopes; In addition, in response to the difference of cross sectional shape, oxygen concentration can be variant.For example, compared to other cross sectional shapes, the gas channel with semicircular cross sectional shape has larger volume flow rate in theory; In other words, air capacity is more, and oxygen concentration reduces.In addition, if make volume flow rate of the present invention further close to the concentration value of existing aerosol apparatus, wherein the concentration value of existing aerosol apparatus is for being adjusted to acquired results after full admission amount by its consistencyregulator, can adjust parameter, such as, increase the area of section of gas channel according to aforementioned formula F and/or E.
On the other hand, inventor also compares with existing aerosol apparatus/consistencyregulator with regard to the sound insulation capabilities of aerosol apparatus of the present invention/air inlet adjusting device.As shown in figure 11, compared to existing aerosol apparatus/consistencyregulator without runner, the decibel value that the sound tool that aerosol apparatus of the present invention/air inlet adjusting device produces is less, showing aerosol apparatus of the present invention/air inlet adjusting device can provide preferably soundproof effect.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claims in the present invention.
Claims (23)
1. an air inlet adjusting device, for cooperation one aerosol apparatus, is characterized in that, comprise:
One outer shroud, has external annulus, wherein this external annulus is formed with one first air inlet; And
One internal ring, is sleeved in this outer shroud with the relative rotation, and is surrounded by this external annulus; Wherein this internal ring has a gas channel selectivity and is communicated with this first air inlet, and the bearing of trend of this gas channel is transferred relative to the opening direction of this first air inlet, and guiding turns to from the air-flow that this first air inlet enters and flows along this gas channel.
2. air inlet adjusting device according to claim 1, it is characterized in that, internal ring has the outside that a lateral wall is positioned at this gas channel, this lateral wall is formed with one second air inlet, this first air inlet is communicated with this gas channel via this second air inlet, and this external annulus rotates the overlapping area with this first air inlet of selectively changing and this second air inlet relative to this lateral wall.
3. air inlet adjusting device according to claim 2, it is characterized in that, the side of this first air inlet is formed with an angular cut and is communicated with this first air inlet, this external annulus rotates the overlapping area with this angular cut of selectively changing and this second air inlet relative to this lateral wall, and cuts off being communicated with between this first air inlet with this gas channel.
4. air inlet adjusting device according to claim 2, it is characterized in that, this internal ring has the inner side that a medial wall is positioned at this gas channel, this medial wall is formed with one first gas outlet, the opening direction of this first gas outlet presss from both sides a central angle with the opening direction of this second air inlet relative to this interior Ring current distribution.
5. air inlet adjusting device according to claim 1, it is characterized in that, this internal ring has the inner side that a medial wall is positioned at this gas channel, this medial wall is formed with one first gas outlet, the opening direction of this first gas outlet presss from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
6. air inlet adjusting device according to claim 5, is characterized in that, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first gas outlet in contrast to this first air inlet.
7. air inlet adjusting device according to claim 5, it is characterized in that, this medial wall is formed with one second gas outlet and this first gas outlet and lays respectively at the both sides that this first air inlet enters this gas channel position, the opening direction of this second gas outlet presss from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
8. air inlet adjusting device according to claim 5, is characterized in that, the ratio of the area of section of this gas channel and this gas channel length between this first air inlet and this first gas outlet is not more than 20.
9. air inlet adjusting device according to claim 1, is characterized in that, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first air inlet.
10. air inlet adjusting device according to claim 1, is characterized in that, the cross sectional shape of this gas channel comprises semicircle.
11. air inlet adjusting devices according to claim 1, it is characterized in that, the cross sectional shape of this gas channel comprises rectangle, and the long limit of this rectangle is parallel to this outer ring surface.
12. air inlet adjusting devices according to claim 1, it is characterized in that, it is an outer passage and an inner channel that this internal ring comprises that a guide plate to be arranged in this gas channel and to separate this gas channel diametrically, and this outer passage and this inner channel are communicated with outside the end of this gas channel bearing of trend vertical in this guide plate; This guide plate has a lateral surface, this lateral surface across this outer passage towards this first air inlet.
13. 1 kinds of aerosol apparatus, is characterized in that, comprise:
One aerochamber, surrounds formation one cavity, the sidewall of wherein this aerochamber forms air inlet in one first and is communicated with this cavity; And
A kind of air inlet adjusting device, is sleeved on this aerochamber, and covers this air inlet in first, comprises:
One outer shroud, has external annulus, wherein this external annulus is formed with one first air inlet; And
One internal ring, is sleeved in this outer shroud rotatably, and is surrounded by this external annulus; Wherein this internal ring surrounds formation one gas channel and is communicated with this first air inlet and this air inlet in first, the bearing of trend of this gas channel is transferred relative to the opening direction of this first air inlet, and the air-flow that guiding enters from this first air inlet turn to flow to along this gas channel this in first air inlet enter this cavity.
14. aerosol apparatus according to claim 13, it is characterized in that, internal ring has the outside that a lateral wall is positioned at this gas channel, this lateral wall is formed with one second air inlet, this first air inlet is communicated with this gas channel via this second air inlet, and this external annulus rotates the overlapping area with this first air inlet of selectively changing and this second air inlet relative to this lateral wall.
15. aerosol apparatus according to claim 14, it is characterized in that, the side of this first air inlet is formed with an angular cut and is communicated with this first air inlet, this external annulus rotates the overlapping area with this angular cut of selectively changing and this second air inlet relative to this lateral wall, and cuts off being communicated with between this first air inlet with this gas channel.
16. aerosol apparatus according to claim 14, is characterized in that, this in first the opening direction of air inlet press from both sides a central angle with the opening direction of this second air inlet relative to this interior Ring current distribution.
17. aerosol apparatus according to claim 13, it is characterized in that, this internal ring has the inner side that a medial wall is positioned at this gas channel, this medial wall is formed with one first gas outlet and is communicated with this air inlet in first, the opening direction of this first gas outlet presss from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
18. aerosol apparatus according to claim 13, is characterized in that, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first air inlet in contrast to this first air inlet.
19. aerosol apparatus according to claim 17, it is characterized in that, this medial wall to be formed in one second air inlet and this in first air inlet lay respectively at the both sides that this first air inlet enters this gas channel position, this in second the opening direction of air inlet press from both sides a central angle with the opening direction of this first air inlet relative to this interior Ring current distribution.
20. aerosol apparatus according to claim 13, is characterized in that, the area of section of this gas channel and this gas channel in this first air inlet and this in first between air inlet the ratio of length be not more than 20.
21. aerosol apparatus according to claim 13, is characterized in that, this internal ring has a runner isolation part, to be arranged in this gas channel and to be positioned at the side of this first air inlet.
22. aerosol apparatus according to claim 13, is characterized in that, the cross sectional shape of this gas channel comprises semicircle.
23. aerosol apparatus according to claim 13, is characterized in that, the cross sectional shape of this gas channel comprises rectangle, and the long limit of this rectangle is parallel to this outer ring surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102121908 | 2013-06-20 | ||
| TW102121908A TWI538704B (en) | 2013-06-20 | 2013-06-20 | Device for gas inletting adjustment and atomizer using the same |
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| Publication Number | Publication Date |
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| CN103520812A CN103520812A (en) | 2014-01-22 |
| CN103520812B true CN103520812B (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310451254.0A Active CN103520812B (en) | 2013-06-20 | 2013-09-25 | Air inlet adjusting device and sprayer using same |
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| CN (1) | CN103520812B (en) |
| TW (1) | TWI538704B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3191162B1 (en) * | 2014-09-10 | 2022-02-23 | Fontem Holdings 1 B.V. | Methods and devices for modulating air flow in delivery devices |
| CN106964035A (en) * | 2017-04-06 | 2017-07-21 | 苏州雾联医疗科技有限公司 | A kind of atomizing cup |
| CN107019830A (en) * | 2017-04-26 | 2017-08-08 | 苏州雾联医疗科技有限公司 | A kind of vaporizer |
| CN110585535B (en) * | 2019-08-22 | 2022-10-28 | 北京吉纳高新医疗器械有限公司 | Atomizer for nasal therapy |
| WO2022266804A1 (en) * | 2021-06-21 | 2022-12-29 | 深圳麦克韦尔科技有限公司 | Atomizing cup assembly and atomizer |
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| US5687710A (en) * | 1992-12-18 | 1997-11-18 | Schering Corporation | Inhaler for powdered medications having spiral deagglomeration chamber |
| CN1867372A (en) * | 2003-08-15 | 2006-11-22 | 撒哈·海克 | Respiratory apparatus |
| CN101099169A (en) * | 2004-11-10 | 2008-01-02 | 艾尔弗雷德·冯舒克曼 | Step-by-step switch mechanism |
| CN202859814U (en) * | 2012-08-28 | 2013-04-10 | 广州维力医疗器械股份有限公司 | Medical atomizing tank with adjustable speed |
| CN103096959A (en) * | 2010-09-21 | 2013-05-08 | 皇家飞利浦电子股份有限公司 | Valved holding chamber including valve retention system |
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2013
- 2013-06-20 TW TW102121908A patent/TWI538704B/en not_active IP Right Cessation
- 2013-09-25 CN CN201310451254.0A patent/CN103520812B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5687710A (en) * | 1992-12-18 | 1997-11-18 | Schering Corporation | Inhaler for powdered medications having spiral deagglomeration chamber |
| CN1867372A (en) * | 2003-08-15 | 2006-11-22 | 撒哈·海克 | Respiratory apparatus |
| CN101099169A (en) * | 2004-11-10 | 2008-01-02 | 艾尔弗雷德·冯舒克曼 | Step-by-step switch mechanism |
| CN103096959A (en) * | 2010-09-21 | 2013-05-08 | 皇家飞利浦电子股份有限公司 | Valved holding chamber including valve retention system |
| CN202859814U (en) * | 2012-08-28 | 2013-04-10 | 广州维力医疗器械股份有限公司 | Medical atomizing tank with adjustable speed |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI538704B (en) | 2016-06-21 |
| TW201500068A (en) | 2015-01-01 |
| CN103520812A (en) | 2014-01-22 |
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