JP6521075B2 - 送風装置 - Google Patents
送風装置 Download PDFInfo
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- JP6521075B2 JP6521075B2 JP2017535305A JP2017535305A JP6521075B2 JP 6521075 B2 JP6521075 B2 JP 6521075B2 JP 2017535305 A JP2017535305 A JP 2017535305A JP 2017535305 A JP2017535305 A JP 2017535305A JP 6521075 B2 JP6521075 B2 JP 6521075B2
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- Prior art keywords
- blower
- circuit board
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- motor
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- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0057—Pumps therefor
- A61M16/0066—Blowers or centrifugal pumps
- A61M16/0069—Blowers or centrifugal pumps the speed thereof being controlled by respiratory parameters, e.g. by inhalation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/068—Mechanical details of the pump control unit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0057—Pumps therefor
- A61M16/0066—Blowers or centrifugal pumps
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
- A61M16/022—Control means therefor
- A61M16/024—Control means therefor including calculation means, e.g. using a processor
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- A61M16/0875—Connecting tubes
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/105—Filters
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0027—Accessories therefor, e.g. sensors, vibrators, negative pressure pressure meter
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3365—Rotational speed
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3375—Acoustical, e.g. ultrasonic, measuring means
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/42—Reducing noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/334—Vibration measurements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Emergency Medicine (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Description
マイクロフォンで検出した第1の音とは逆位相の第2の音を発生させる消音スピーカと、を備え、消音スピーカは、吸気孔に向いた状態で筐体に収納されていることが好ましい。
なお、前記実施形態では気体として空気を用いているが、これに限るものではない。実施の際、当該気体が、空気と酸素の混合気体であっても適用できる。
R…回転軸
T…チューブ
U…患者
11…ホールセンサ
17…速度検出部
21…駆動回路
30…制御回路
31…圧力指示部
32…減算部
34…速度指示部
35…減算部
36…速度制御部
37…ノッチフィルタ
41…圧力センサ
42…圧力検出部
81…表示部
82…操作部
100…送風装置
105…下筐体
106…吸気孔
110…中筐体
111…排気孔
112…ノズル
115…上筐体
116…固定部
120…送風部
121…ファン
123…羽根
124…取付板
125…モータ
129…センサ
131…第1回路基板
132…第2回路基板
140…消音スピーカ
141…マイクロフォン
181…表示画面
182…操作キー
Claims (6)
- ファンと前記ファンを回転させるモータとを有する送風部と、
前記モータの駆動を制御する制御回路を実装するとともに、前記ファンの回転軸と交差する第1回路基板と、
吸気孔及び排気孔を有するとともに、前記送風部及び前記第1回路基板を収納する筺体と、を備え、
前記排気孔は、前記ファンの外周に面して位置し、
前記第1回路基板は、前記第1回路基板を正面視したとき、前記送風部の全体と重なり、
前記ファンの回転軸と交差するとともに前記筺体に収納される第2回路基板を備え、
前記送風部は、前記第1回路基板および前記第2回路基板の間の領域に位置することを特徴とする送風装置。 - 前記筺体は、前記第1回路基板を固定する固定部を有し、
前記第1回路基板と前記固定部とは、弾性体を挟んで接着されていることを特徴とする請求項1に記載の送風装置。 - 前記制御回路は、特定の帯域の信号を減衰させるフィルタ回路を含むことを特徴とする請求項1又は請求項2に記載の送風装置。
- 前記モータの駆動により生じる音または振動の周波数を検知するセンサを備え、
前記制御回路は、前記センサが出力する検知結果に基づいて前記フィルタ回路の設定を行うことを特徴とする請求項3に記載の送風装置。 - 前記送風部から発生する第1の音を検出するマイクロフォンと、
前記マイクロフォンで検出した前記第1の音とは逆位相の第2の音を発生させる消音スピーカと、を備え、
前記消音スピーカは、前記吸気孔に向いた状態で前記筺体に収納されていることを特徴とする請求項1から4のいずれか1項に記載の送風装置。 - 前記ファンは、前記回転軸に対して放射状に伸びる複数の羽根を有し、
前記排気孔は、前記回転軸に対して前記複数の羽根より外周に位置し、
前記排気孔の直径は、前記回転軸と平行方向の各羽根の長さより大きいことを特徴とする請求項1から5のいずれか1項に記載の送風装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015161199 | 2015-08-18 | ||
JP2015161199 | 2015-08-18 | ||
PCT/JP2016/071791 WO2017029950A1 (ja) | 2015-08-18 | 2016-07-26 | 送風装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017029950A1 JPWO2017029950A1 (ja) | 2018-03-22 |
JP6521075B2 true JP6521075B2 (ja) | 2019-05-29 |
Family
ID=58052156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017535305A Active JP6521075B2 (ja) | 2015-08-18 | 2016-07-26 | 送風装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10982679B2 (ja) |
JP (1) | JP6521075B2 (ja) |
CN (1) | CN107923411B (ja) |
WO (1) | WO2017029950A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018173821A1 (ja) * | 2017-03-21 | 2018-09-27 | 株式会社村田製作所 | 送風装置、流体制御装置 |
JP6844693B2 (ja) * | 2017-04-10 | 2021-03-17 | 株式会社村田製作所 | 送風装置及び流体制御装置 |
JP7047554B2 (ja) * | 2018-04-06 | 2022-04-05 | 株式会社Soken | 遠心送風機 |
CN112755270B (zh) * | 2021-01-18 | 2022-05-24 | 佳木斯大学 | 一种用于病房护理的吸痰装置 |
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-
2016
- 2016-07-26 JP JP2017535305A patent/JP6521075B2/ja active Active
- 2016-07-26 CN CN201680048199.2A patent/CN107923411B/zh active Active
- 2016-07-26 WO PCT/JP2016/071791 patent/WO2017029950A1/ja active Application Filing
-
2018
- 2018-02-19 US US15/898,761 patent/US10982679B2/en active Active
Also Published As
Publication number | Publication date |
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JPWO2017029950A1 (ja) | 2018-03-22 |
US20180169359A1 (en) | 2018-06-21 |
CN107923411A (zh) | 2018-04-17 |
CN107923411B (zh) | 2021-04-23 |
WO2017029950A1 (ja) | 2017-02-23 |
US10982679B2 (en) | 2021-04-20 |
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