CN107497019A - Medical atomizer with improved structure - Google Patents
Medical atomizer with improved structure Download PDFInfo
- Publication number
- CN107497019A CN107497019A CN201710603239.1A CN201710603239A CN107497019A CN 107497019 A CN107497019 A CN 107497019A CN 201710603239 A CN201710603239 A CN 201710603239A CN 107497019 A CN107497019 A CN 107497019A
- Authority
- CN
- China
- Prior art keywords
- nozzle
- housing
- aerosol
- cover body
- medical atomizer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000443 aerosol Substances 0.000 claims abstract description 42
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 230000035939 shock Effects 0.000 claims description 12
- 230000004308 accommodation Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000006199 nebulizer Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Nozzles (AREA)
Abstract
A medical atomizer with improved structure comprises a first shell and a second shell, wherein the first shell is integrally formed with a first nozzle, the first nozzle is provided with a first nozzle hole, the second shell is integrally formed with a second nozzle and a conical cover body, the second nozzle is provided with a second nozzle hole, the inner side of the conical cover body is provided with a protruding part and an annular inclined surface, and the protruding part forms an aerosol impact surface; the second shell is separably combined with the first shell, the second nozzle is positioned on the outer side of the first nozzle, a fluid channel is formed between the first nozzle and the second nozzle, the first nozzle hole is positioned on the inner side of the second nozzle hole, and the aerosol impact surface is positioned above the second nozzle hole.
Description
Technical field：
The present invention relates to a kind of medical atomizer, particularly a kind of medical atomizer that can reduce medicament residual quantity should
The structure-improved of medical atomizer is that structure is simplified into two integrally formed housings, to ensure the accuracy of assembling and mist
Change effect, the medical atomizer has a conical cover body, to collect larger aerosol (aerosol) particle, and circulated
It is atomized the larger aerosol particles.
Background technology：
(its patent family has Britain's bulletin the to prior art (one) such as U.S. Publication US4512341 patents
GB2132508B patents), main disclosed technology is a kind of atomizer, and the charging of a nozzle of the atomizer is narrow by one
Narrow space, the narrow space are the flat bottom for being located at a liquid memory and the flange (flange) for being fixed on the nozzle bottom
Centre, the wherein space are sufficiently narrow, to spray liquid to the nozzle by capillarity, when liquid at high speed passes through a circle
After shape diffuser (rounded diffuser) and back taper portion (inverted conical portion), by impingement baffles
(baffle plate) and produce aerosol (aerosol), larger drop coalesces by the baffle plate and falls back to the holder
In.Only the circular diffuser may make larger drop be sprayed to the atomizer main body (main body) wall, and part
Residue in the wall.Furthermore according to the description of the prior art (one), the flange of the nozzle bottom extends nearly to surround the storage
On the wall of storage, then when the water level of liquid is close to the flange, larger drop will fall after rise and residue on the flange.Therefore,
The prior art (one) still has the demand of improvement, further to reduce the residual quantity of liquid.
(there is its patent family prior art (two) such as U.S. Publication US5738086 patents Australia to disclose the
AU1181595A patents, Canada discloses CA2157581A1 patents, European Union discloses EP0691862A1 patents, day
Disclosure JPH08508671A patents, New Zealand disclose NZ276953A patents, U.S. Publication No. US5579757th number
Patent, PCT Publication WO9520989A1 patents), main disclosed technology is a kind of atomizer, and the atomizer has a liquid
Body nozzle (liquid spray nozzle) and an atomizer diffuser (nebulizer diffuser), the fluid injector are
One independent component, the atomizer is in assembling, a fluid orifice (fluid orifice) and the atomization of the fluid injector
The distance of device diffuser there may be difference, and influence atomizing effect.Furthermore according to the description of the prior art (two), a ring
Shape flange (annular flange) extends internally at the top of a second baffle (second baffle), and a pair of tools
There is longitudinal space (longitudinal spaces) diffuser leg (diffuser legs) from the annular to extend internally
Flange extends downwardly, and to support the atomizer diffuser, then the atomizer diffuser is exposed to the second baffle, and the atomizer expands
Scattered device may make larger drop be sprayed to the wall of the atomizer, and partly residue in the wall.Therefore, the prior art
(2) still there is the demand of improvement, further to reduce the residual quantity of liquid.
The content of the invention：
The defects of for above prior art and improved demand, present invention aims at, there is provided one kind has structure improved
Medical atomizer, including one first housing and one second housing, the first jet of first shell body by integral forming one, first spray
Mouth has a first jet hole, and the second nozzle of second shell body by integral forming one and a conical cover body, the second nozzle have
One second nozzle hole, the inner side of the conical cover body have a teat and an annular inclined plane, and the teat forms aerosol punching
Hit face；Wherein second housing is separably incorporated into first housing, and the second nozzle is located at the outside of the first jet, should
First jet, should in the inner side in the second nozzle hole with forming a fluid passage, the first jet hole position among the second nozzle
Aerosol shock surface is located at the top in the second nozzle hole.
Beneficial effect possessed by the present invention（One）Be, the second nozzle and the conical cover body be shaped in this
The distance in two housings, the aerosol shock surface and the second nozzle hole is determined by mould, without having the difference in assembling.Cause
This, present invention can assure that the accuracy and atomizing effect of assembling.
Beneficial effect possessed by the present invention（Two）It is, the aerosol shock surface is located at the inner side of the conical cover body,
Most larger drop will be sprayed to the annular inclined plane of the conical cover body, then the wall of the medical atomizer will be reduced
The attachment of drop.Therefore, the present invention can further reduce the residual quantity of liquid.
Beneficial effect possessed by the present invention（Three）Be, the conical cover body can by the annular inclined plane and this
Two nozzles form appropriate aerosol effusion space, and the annular inclined plane contributes to the collection and falling of larger drop.Therefore,
The present invention can obtain optimization in the escaped quantity of aerosol and the collecting amount of larger drop.
Feature, technological means, concrete function and the specific embodiment of the present invention, after with schema, figure number detailed description
As after.
Brief description of the drawings：
Fig. 1 is the schematic perspective view of present pre-ferred embodiments.
Fig. 2 is the perspective exploded view of present pre-ferred embodiments.
Fig. 3 is Fig. 1 A-A sections visual angle figure.
Fig. 4 is Fig. 1 B-B profiles.
Fig. 5 is the operation chart of present pre-ferred embodiments.
Fig. 6 is Fig. 1 C-C profiles.
Fig. 7 is another perspective view figure of the second housing of the present invention.
Fig. 8 is Fig. 7 D-D profiles.
Fig. 9 is another perspective view figure of the first housing of the present invention.
Figure 10 is Fig. 9 E-E profiles.
Embodiment：
Refer to shown in Fig. 1 to Fig. 4, in the preferred embodiment, medical atomizer of the invention includes the first housing 10 and the
Two housings 20；First housing 10 has one first accommodation space 11, and first accommodation space 11 has a first jet 12, should
First jet 12 has a first jet hole 120, and a bottom 13 of first housing 10 extends a gas inlet pipe 14 laterally,
The gas inlet pipe 14 connects the first jet 12；Second housing 20 has a second nozzle 22, and the second nozzle 22 has
One second nozzle hole 220, the top 23 of second housing 20 have an aerosol efferent duct 24, and the aerosol efferent duct 24 connects
One conical cover body 25, the conical cover body 25 connect the second nozzle 22, and the inner side of the conical cover body 25 has a teat
251 and an annular inclined plane 252, the teat 251 form an aerosol shock surface 253；Wherein second housing 20 is separably
First housing 10 is incorporated into, the second nozzle 22 is located at the outside of the first jet 12, the first jet 12 and second spray
A fluid passage 26 is formed among mouth 22, the first jet hole 120 is located at the inner side in the second nozzle hole 220, aerosol punching
The top that face 253 is located at the second nozzle hole 220 is hit, the aerosol shock surface 253 among the second nozzle hole 220 with forming one
First space D 1, the top 222 in the second nozzle hole 220 among the annular inclined plane 252 with forming one second space D 2, and this
The position of two nozzle bores 220 is higher than the bottom margin 254 of the annular inclined plane 252.
Refer to shown in Fig. 3 to Fig. 5, enumerate the mode of operation of the explanation present invention as after：It is somebody's turn to do when second housing 20 departs from
During the first housing 10, the first accommodation space 11 of first housing 10 can inject the liquid 30 with medicament；When first housing
During 10 combination second housing 20, the gas inlet pipe 14 can connect a pipe fitting 40, and the pipe fitting 40 can connect a gas supply source
(figure does not show), the gas formed an air-flow 41 in the second nozzle 22 to input gas；When the air-flow 41 first is sprayed by this
During nozzle aperture 120, the air pressure near the first jet hole 120 will be changed so that the liquid 30 is drained into the fluid passage
26, the air-flow 41 drives the liquid 30 to pass through the second nozzle hole 220 to form an injection stream (figure does not show), and the injection stream exists
Plural aerosol 31 and plural larger drop 32 will be produced after impacting the aerosol shock surface 253.
The manufacture for illustrating first housing 10 and second housing 20 is enumerated as after：The first jet 12 and the gas
Input pipe 14 is shaped in first housing 10；The second nozzle 22 is shaped in the second shell with the conical cover body 25
Body 20；The first space D 1 that wherein the aerosol shock surface 253 is formed with the second nozzle hole 220 is determined by mould, and
Do not have the difference in assembling.Therefore, present invention can assure that the accuracy and atomizing effect of assembling.
Enumerate and illustrate the aerosol efferent duct 24 with the connected mode of the conical cover body 25 as after：The aerosol efferent duct
24 connect rib 27 with plural number first connects the conical cover body 25, and the adjacent first connection rib 27 forms an aerosol window 271,
The altitude range of the conical cover body 25 is between 3 millimeters to 8 millimeters；Wherein plural aerosol 31 is by plural aerosol window 271
Into the aerosol efferent duct 24, plural aerosol 31 is simultaneously exported by the aerosol efferent duct 24, as shown in Figure 5 and 7.
Enumerate and illustrate the second nozzle 22 with the connected mode of the conical cover body 25 as after：The conical cover body 25 is with multiple
Number second connects rib 28 and connects the second nozzle 22, as shown in Fig. 7 to Fig. 8.Furthermore the aerosol shock surface 253 with this second
The scope for the first space D 1 that nozzle bore 220 is formed between 1 millimeter to 3 millimeters, the top 222 in the second nozzle hole 220 with
The scope for the second space D 2 that the annular inclined plane 252 is formed is between 1.5 millimeters to 5 millimeters；The aerosol shock surface 253
In the inner side of the conical cover body 25, most larger drop 32 will be sprayed to the annular inclined plane of the conical cover body 25
252, then the wall of the medical atomizer will reduce drop 32 attachment.Therefore, the present invention can further reduce liquid 30
Residual quantity, as shown in Fig. 4 to Fig. 5.
Enumerate and illustrate the second nozzle hole 220 with the position relationship of the annular inclined plane 252 as after：The second nozzle hole
220 form one the 3rd space D 3 with the bottom margin 254 of the annular inclined plane 252, and the scope of the 3rd space D 3 is public between 0.1
Li to 3 millimeters；The shape of annular inclined plane 252 of the conical cover body 25 has angle a, and angle a scope is between 45 degree to 70
Degree；The conical cover body 25 can form appropriate aerosol by the annular inclined plane 252 and the second nozzle 22 and escape sky
Between, and the annular inclined plane 252 contributes to the collection and falling of larger drop 32.Therefore, the present invention can be in aerosol 31
The collecting amount of escaped quantity and larger drop 32 obtains optimization, as shown in Figures 3 to 5.
The first embodiment for illustrating the fluid channel 26 is enumerated as after：One first gap g1 is formed at the second nozzle
Among 22 terminal edge 223 and the bottom 13 of first housing 10；The fluid passage 26 can be by the first jet 12 with being somebody's turn to do
One second gap g2 among second nozzle 22 is formed, as shown in Fig. 4 and Fig. 7.
Second of embodiment for illustrating the fluid channel 26 is enumerated as after：One first gap g1 is formed at the second nozzle
Among 22 terminal edge 223 and the bottom 13 of first housing 10；The second nozzle 22 be provided with plural number inner side groove 261 with
The fluid passage 26 is formed, as shown in Fig. 4 and Fig. 7.
Enumerate and illustrate first housing 10 with the structure change of second housing 20 as after：The bottom 13 of first housing 10
Extended surface 15 is tilted with one, to reduce the residual quantity of liquid 30, as shown in Fig. 9 to Figure 10.Furthermore the end of the second nozzle 22
End margin 223 has plural projection 225, to ensure first gap g1 minimum range, as shown in Fig. 4 and Fig. 7.In addition, should
First housing 10 further has an annular station pin 18, and the length of annular station pin 18 is more than the length of the gas inlet pipe 14,
Annular station pin 18 has plural breach 181, as shown in Fig. 9 to Figure 10.
The structure change for illustrating second housing 20 is enumerated as after：The aerosol efferent duct 24 has one first output pipe portion
241 and one second output pipe portion 242, this first output pipe portion 241 be located at second housing 20 top 23 outside, this second
Output pipe portion 242 is located at the inner side at the top 23 of second housing 20；When the medical atomizer of the present invention is toppled over, this second
Output pipe portion 242 can prevent the liquid 30 from flowing out second housing 20, as shown in Figures 3 to 8.
Enumerate and illustrate first housing 10 with the combination of second housing 20 as after：First housing 10 has plural number
Locating piece 19, second housing 20 have plural locating slot 29, when first housing 10 rotates against with second housing 20,
Each locating piece 19 can enter or exit each locating slot 29, as shown in Figures 3 to 10.
Claims (10)
1. one kind has structure improved medical atomizer, it is characterised in that the medical atomizer includes：
One first housing (10), has one first accommodation space (11), and first accommodation space (11) has a first jet
(12), the first jet (12) has a first jet hole (120), and a bottom (13) for first housing (10) extends laterally
One gas inlet pipe (14), the gas inlet pipe (14) connect the first jet (12)；
One second housing (20), there is a second nozzle (22), the second nozzle (22) has a second nozzle hole (220), should
One top (23) of the second housing (20) has an aerosol efferent duct (24), the cone of the aerosol efferent duct (24) connection one
Cover body (25), the conical cover body (25) connect the second nozzle (22), and the inner side of the conical cover body (25) has a teat
(251) and an annular inclined plane (252), the teat (251) form an aerosol shock surface (253)；
Wherein second housing (20) is separably incorporated into first housing (10), and the second nozzle (22) is located at first spray
The outside of mouth (12), the first jet (12) among the second nozzle (22) with forming a fluid passage (26), the first jet
Hole (120) is located at the inner side in the second nozzle hole (220), and the aerosol shock surface (253) is located at the second nozzle hole (220)
Top, the aerosol shock surface (253) is with forming one first spacing (D1), the second nozzle among the second nozzle hole (220)
The top (222) in hole (220) among the annular inclined plane (252) with forming one second spacing (D2), the second nozzle hole (220)
Position be higher than the annular inclined plane (252) bottom margin (254).
2. there is structure improved medical atomizer according to claim 1, it is characterised in that the aerosol efferent duct
(24) rib (27) is connected with plural number first and connects the conical cover body (25), the adjacent first connection rib (27) forms an aerosol
Window (271), the altitude range of the conical cover body (25) is between 3 millimeters to 8 millimeters.
3. there is structure improved medical atomizer according to claim 1, it is characterised in that the conical cover body (25)
With plural number second connect rib (28) connect the second nozzle (22), the scope of first spacing (D1) between 1 millimeter to 3 millimeters,
The scope of second spacing (D2) is between 1.5 millimeters to 5 millimeters.
4. there is structure improved medical atomizer according to claim 1, it is characterised in that the second nozzle hole
(220) bottom margin (254) with the annular inclined plane (252) forms one the 3rd spacing (D3), the model of the 3rd spacing (D3)
Enclose between 0.1 millimeter to 3 millimeters.
5. there is structure improved medical atomizer according to claim 1, it is characterised in that the conical cover body (25)
Annular inclined plane (252) shape have angle (a), the scope of the angle (a) is between 45 degree to 70 degree.
6. there is structure improved medical atomizer according to claim 1, it is characterised in that one first gap (g1) shape
Into among a terminal edge (223) for the second nozzle (22) and the bottom (13) of first housing (10)；The fluid passage
(26) can be formed by the first jet (12) and one second gap (g2) among the second nozzle (22).
7. there is structure improved medical atomizer according to claim 1, it is characterised in that one first gap (g1) shape
Into among a terminal edge (223) for the second nozzle (22) and the bottom (13) of first housing (10)；The second nozzle
(22) plural number inner side groove (261) is provided with to form the fluid passage (26).
8. there is structure improved medical atomizer according to claim 1, it is characterised in that first housing (10)
Bottom (13) has one to tilt extended surface (15), and the terminal edge (223) of the second nozzle (22) has plural projection (225)；
First housing (10) further has an annular station pin (18), and the length of annular station pin (18) is more than the gas inlet pipe
(14) length, annular station pin (18) have plural breach (181).
9. there is structure improved medical atomizer according to claim 1, it is characterised in that the aerosol efferent duct
(24) there is one first output pipe portion (241) and one second output pipe portion (242), the first output pipe portion (241) be located at this
The outside at the top (23) of two housings (20), the second output pipe portion (242) are located at the top (23) of second housing (20)
Inner side.
10. there is structure improved medical atomizer according to claim 1, it is characterised in that first housing (10)
With plural locating piece (19), second housing (20) has plural locating slot (29), when first housing (10) and this second
When housing (20) rotates against, each locating piece (19) can enter or exit each locating slot (29).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW106121339 | 2017-06-23 | ||
| TW106121339A TWI674117B (en) | 2017-06-23 | 2017-06-23 | Medical nebulizer with improved structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107497019A true CN107497019A (en) | 2017-12-22 |
| CN107497019B CN107497019B (en) | 2020-08-21 |
Family
ID=60689393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710603239.1A Active CN107497019B (en) | 2017-06-23 | 2017-07-22 | Medical atomizer with improved structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107497019B (en) |
| TW (1) | TWI674117B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0170715A1 (en) * | 1984-08-09 | 1986-02-12 | Inge Brugger | Nebulizer |
| US4657007A (en) * | 1982-06-28 | 1987-04-14 | Whittaker General Medical Corporation | Nebulizer |
| DE19755660A1 (en) * | 1997-12-15 | 1999-06-24 | Pari Gmbh | New unit useful as a sputtering unit |
| EP1541186A1 (en) * | 2003-12-12 | 2005-06-15 | FLAEM NUOVA S.p.A. | Nebulizer device |
| TWI339587B (en) * | 2007-09-21 | 2011-04-01 | Hsiner Co Ltd | |
| WO2011158715A1 (en) * | 2010-06-14 | 2011-12-22 | オムロンヘルスケア株式会社 | Nebulizer kit, and nebulizer |
| CN105233380A (en) * | 2015-11-16 | 2016-01-13 | 刘磊 | Medical atomizer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201208444Y (en) * | 2008-06-06 | 2009-03-18 | 王京 | Novel atomizer |
| US9539408B2 (en) * | 2012-10-31 | 2017-01-10 | Trudell Medical International | Nebulizer apparatus |
| TWM542474U (en) * | 2017-02-13 | 2017-06-01 | Yu-Qi Chen | Liquid medicine atomizer |
-
2017
- 2017-06-23 TW TW106121339A patent/TWI674117B/en active
- 2017-07-22 CN CN201710603239.1A patent/CN107497019B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4657007A (en) * | 1982-06-28 | 1987-04-14 | Whittaker General Medical Corporation | Nebulizer |
| EP0170715A1 (en) * | 1984-08-09 | 1986-02-12 | Inge Brugger | Nebulizer |
| DE19755660A1 (en) * | 1997-12-15 | 1999-06-24 | Pari Gmbh | New unit useful as a sputtering unit |
| EP1541186A1 (en) * | 2003-12-12 | 2005-06-15 | FLAEM NUOVA S.p.A. | Nebulizer device |
| TWI339587B (en) * | 2007-09-21 | 2011-04-01 | Hsiner Co Ltd | |
| WO2011158715A1 (en) * | 2010-06-14 | 2011-12-22 | オムロンヘルスケア株式会社 | Nebulizer kit, and nebulizer |
| CN105233380A (en) * | 2015-11-16 | 2016-01-13 | 刘磊 | Medical atomizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107497019B (en) | 2020-08-21 |
| TW201904620A (en) | 2019-02-01 |
| TWI674117B (en) | 2019-10-11 |
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