JP7348748B2 - ブロワ - Google Patents
ブロワ Download PDFInfo
- Publication number
- JP7348748B2 JP7348748B2 JP2019098799A JP2019098799A JP7348748B2 JP 7348748 B2 JP7348748 B2 JP 7348748B2 JP 2019098799 A JP2019098799 A JP 2019098799A JP 2019098799 A JP2019098799 A JP 2019098799A JP 7348748 B2 JP7348748 B2 JP 7348748B2
- Authority
- JP
- Japan
- Prior art keywords
- blower
- control unit
- fan
- communication hole
- air passage
- 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.)
- Active
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Classifications
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5813—Cooling the control unit
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0809—Loosening or dislodging by blowing ; Drying by means of gas streams
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G20/00—Cultivation of turf, lawn or the like; Apparatus or methods therefor
- A01G20/40—Apparatus for cleaning the lawn or grass surface
- A01G20/43—Apparatus for cleaning the lawn or grass surface for sweeping, collecting or disintegrating lawn debris
- A01G20/47—Vacuum or blower devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
-
- 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
- F04D25/0673—Battery powered
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/296—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by terminals of battery packs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Computer Hardware Design (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Secondary Cells (AREA)
Description
図1から図4を参照して、実施例のブロワ2を説明する。ブロワ2は、例えば、落ち葉等を吹き集めるために使用される送風作業機である。図1に示すように、ブロワ2は、バッテリ4と、本体10と、を備えている。なお、以下の説明では、ブロワ2の長手方向をブロワ2の前後方向と呼び、前後方向に直交する方向をブロワ2の上下方向と呼び、前後方向および上下方向に直交する方向をブロワ2の左右方向と呼ぶ。
4 :バッテリ
10 :本体
12 :本体ハウジング
14 :下部ハウジング
16 :カバー部材
16a :吸気孔
20 :上部ハウジング
24 :上部ハンドル
24b :把持部
30 :下部ハンドル
34 :外側筒部材
36 :ノズル
36a :送気孔
40 :空気通路
44 :内側筒部材
46 :モータ
52 :ファン
54 :収容室
58 :制御ユニット
60 :バッテリターミナル
60a :内部露出部分
64 :第2連通孔
66 :第1連通孔
70 :冷却風通路
X :回転軸
Claims (6)
- ブロワであって、
空気が流入する吸気孔、および空気が流出する送気孔を有する空気通路と、
前記空気通路に配置されており、前記吸気孔から前記送気孔に向けて空気を送るファンと、
前記ファンを回転させるモータと、
前記モータの駆動を制御する制御ユニットと、
前記制御ユニットを収容する収容室と、を備えており、
前記収容室は、前記ブロワの外部と前記収容室とを連通する第1連通孔、および前記ファンよりも前記吸気孔側の前記空気通路と前記収容室とを連通する第2連通孔を有しており、
前記収容室内には、前記第1連通孔から流入した空気が、前記制御ユニットを通過して、前記第2連通孔から流出する冷却風通路が形成されており、
前記ファンの回転軸に沿う方向に関して、前記第1連通孔が前記ファンよりも前記吸気孔側に配置されており、
前記ブロワは、
前記モータに電力を供給するバッテリと、
前記バッテリが着脱可能に取り付けられるバッテリターミナルと、をさらに備えており、
前記バッテリターミナルの少なくとも一部が、前記収容室内に配置されており、
前記冷却風通路を流れる空気が、前記バッテリターミナルの前記少なくとも一部と、前記制御ユニットと、を通過する、ブロワ。 - 前記冷却風通路が、90°よりも小さい角度で折り返すことなく前記第1連通孔から前記制御ユニットを通過して前記第2連通孔に到達する通路を含む、請求項1に記載のブロワ。
- 前記制御ユニットと前記バッテリターミナルの前記少なくとも一部とが、前記収容室内で互いに対向して配置されており、
前記冷却風通路を流れる空気が、前記制御ユニットと前記バッテリターミナルの前記少なくとも一部との間を通過する、請求項1または2に記載のブロワ。 - 前記制御ユニットは、前記ファンの前記回転軸に沿う方向に対して傾斜している、請求項1から3のいずれか一項に記載のブロワ。
- 前記ファンは、軸流ファンである、請求項1から4のいずれか一項に記載のブロワ。
- 作業者が手で把持して前記ブロワを持ち運ぶことが可能なハンドルをさらに備えている、請求項1から5のいずれか一項に記載のブロワ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019098799A JP7348748B2 (ja) | 2019-05-27 | 2019-05-27 | ブロワ |
DE202020002187.3U DE202020002187U1 (de) | 2019-05-27 | 2020-05-15 | Blasvorrichtung |
CN202020887872.5U CN212318316U (zh) | 2019-05-27 | 2020-05-25 | 鼓风机 |
US16/883,226 US11454250B2 (en) | 2019-05-27 | 2020-05-26 | Blower |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019098799A JP7348748B2 (ja) | 2019-05-27 | 2019-05-27 | ブロワ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020193580A JP2020193580A (ja) | 2020-12-03 |
JP7348748B2 true JP7348748B2 (ja) | 2023-09-21 |
Family
ID=71615697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019098799A Active JP7348748B2 (ja) | 2019-05-27 | 2019-05-27 | ブロワ |
Country Status (4)
Country | Link |
---|---|
US (1) | US11454250B2 (ja) |
JP (1) | JP7348748B2 (ja) |
CN (1) | CN212318316U (ja) |
DE (1) | DE202020002187U1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3498920A4 (en) * | 2016-08-10 | 2020-04-01 | Positec Power Tools (Suzhou) Co., Ltd | GARDEN BLOWER |
JP7348748B2 (ja) * | 2019-05-27 | 2023-09-21 | 株式会社マキタ | ブロワ |
JP1678191S (ja) * | 2020-07-15 | 2021-02-01 | ||
USD1004867S1 (en) * | 2020-12-01 | 2023-11-14 | Yongkang Weide Industry And Trade Co., Ltd. | Electric air blower |
USD928844S1 (en) * | 2020-12-04 | 2021-08-24 | Huafeng Zhang | Electric pump |
US11795967B2 (en) | 2020-12-23 | 2023-10-24 | Makita Corporation | Blower |
US11889794B2 (en) | 2020-12-30 | 2024-02-06 | Milwaukee Electric Tool Corporation | Handheld blower |
JP7519926B2 (ja) * | 2021-01-22 | 2024-07-22 | 株式会社マキタ | 集じん機 |
USD1029425S1 (en) * | 2021-04-23 | 2024-05-28 | Zhejiang Safun Industrial Co., Ltd. | Blower vacuum |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014148950A (ja) | 2013-02-01 | 2014-08-21 | Makita Corp | 電動ブロワ |
US20140230181A1 (en) | 2013-02-20 | 2014-08-21 | Chervon (Hk) Limited | Handheld blower |
JP2016079751A (ja) | 2014-10-21 | 2016-05-16 | 株式会社マキタ | 動力送風作業機 |
JP2016204929A (ja) | 2015-04-20 | 2016-12-08 | 株式会社マキタ | 背負式送風作業機 |
US20170021489A1 (en) | 2014-03-17 | 2017-01-26 | Husqvarna Ab | Power equipment cooling system |
JP2020076355A (ja) | 2018-11-07 | 2020-05-21 | 株式会社やまびこ | 軸流ブロワ |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6105206A (en) * | 1999-04-13 | 2000-08-22 | Department Of Water And Power City Of Los Angeles | Portable electrically powered blower apparatus |
US11248626B2 (en) * | 2013-02-20 | 2022-02-15 | Chervon (Hk) Limited | Handheld blower |
US10337526B2 (en) * | 2015-05-11 | 2019-07-02 | Chervon (Hk) Limited | Blower |
JP2020161219A (ja) * | 2019-03-25 | 2020-10-01 | プライムアースEvエナジー株式会社 | 電池パックの冷却構造 |
JP7348748B2 (ja) * | 2019-05-27 | 2023-09-21 | 株式会社マキタ | ブロワ |
JP7366703B2 (ja) * | 2019-11-15 | 2023-10-23 | 株式会社マキタ | ブロワ |
-
2019
- 2019-05-27 JP JP2019098799A patent/JP7348748B2/ja active Active
-
2020
- 2020-05-15 DE DE202020002187.3U patent/DE202020002187U1/de active Active
- 2020-05-25 CN CN202020887872.5U patent/CN212318316U/zh active Active
- 2020-05-26 US US16/883,226 patent/US11454250B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014148950A (ja) | 2013-02-01 | 2014-08-21 | Makita Corp | 電動ブロワ |
US20140230181A1 (en) | 2013-02-20 | 2014-08-21 | Chervon (Hk) Limited | Handheld blower |
US20170021489A1 (en) | 2014-03-17 | 2017-01-26 | Husqvarna Ab | Power equipment cooling system |
JP2016079751A (ja) | 2014-10-21 | 2016-05-16 | 株式会社マキタ | 動力送風作業機 |
JP2016204929A (ja) | 2015-04-20 | 2016-12-08 | 株式会社マキタ | 背負式送風作業機 |
JP2020076355A (ja) | 2018-11-07 | 2020-05-21 | 株式会社やまびこ | 軸流ブロワ |
Also Published As
Publication number | Publication date |
---|---|
US11454250B2 (en) | 2022-09-27 |
US20200378404A1 (en) | 2020-12-03 |
DE202020002187U1 (de) | 2020-06-25 |
JP2020193580A (ja) | 2020-12-03 |
CN212318316U (zh) | 2021-01-08 |
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