JP2014047712A5 - - Google Patents
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- JP2014047712A5 JP2014047712A5 JP2012191219A JP2012191219A JP2014047712A5 JP 2014047712 A5 JP2014047712 A5 JP 2014047712A5 JP 2012191219 A JP2012191219 A JP 2012191219A JP 2012191219 A JP2012191219 A JP 2012191219A JP 2014047712 A5 JP2014047712 A5 JP 2014047712A5
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- rotational
- blade
- wing
- edge
- rectifying
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- 238000011144 upstream manufacturing Methods 0.000 claims 12
Claims (5)
出力軸を含み、前記風路形成部材の内部に設けられた駆動モータと、
前記出力軸に取り付けられるボス部および前記ボス部の外表面に設けられた翼部を含み、前記駆動モータよりも前記吸入口の側に配置されたプロペラファンと、を備え、
前記プロペラファンは、前記駆動モータからの回転動力を受けて仮想の回転軸周りに回転することによって上流側の前記吸入口から下流側の前記吐出口に向かって流れる気流を発生させ、
前記プロペラファンよりも前記下流側に配置され、上流縁部を前記上流側に有する整流翼をさらに備え、
前記翼部は、
前記プロペラファンの回転方向における最も先端に位置する翼先端部と、
前記翼先端部から前記ボス部の前記外表面まで延在し、前記回転方向における前記翼部の前縁を形成する前縁部と、
前記ボス部の前記外表面から前記プロペラファンの回転半径方向の外側に向かって延在し、前記回転方向における前記翼部の後縁を形成する後縁部と、
前記翼先端部と前記後縁部の外側端とを接続し、前記回転半径方向における前記翼部の外周縁を形成する外周縁部と、を有し、
前記翼部の前記後縁部および前記整流翼の前記上流縁部の各々は、これらを互いに対向させた状態で前記回転軸に対して垂直な方向からこれらを見ながらこれらのうちの一方をこれらのうちの他方に向かって前記回転軸に対して平行な方向に沿って仮想的に移動させて互いに接触させたときにこれらの間に隙間が形成される形状、および／または、これらを互いに対向させた状態で前記回転軸に対して前記平行な方向からこれらを見たときにこ
れらの一部同士のみが交差する形状を有し、
前記回転軸に対して前記平行な方向から見た場合において、
前記回転半径方向における前記翼部の前記後縁部の最も内側の部分と前記回転半径方向における前記翼部の前記後縁部の最も外側の部分とを結ぶように第３仮想直線が形成され、
前記回転半径方向における前記整流翼の前記上流縁部の最も内側の部分と前記回転半径方向における前記整流翼の前記上流縁部の最も外側の部分とを結ぶように第４仮想直線が形成され、
前記第３仮想直線と前記第４仮想直線とのなす角度は、１０°以上９０°以下であり、
前記回転軸に対して前記平行な方向において、前記翼部と前記整流翼との間に形成される最も狭い隙間は３ｍｍ以下である、
送風装置。 An air passage forming member including a suction port and a discharge port;
A drive motor including an output shaft and provided inside the air passage forming member;
A propeller fan that includes a boss portion attached to the output shaft and a wing portion provided on an outer surface of the boss portion, and is disposed closer to the suction port than the drive motor,
The propeller fan generates airflow flowing from the upstream suction port toward the downstream discharge port by receiving rotation power from the drive motor and rotating around a virtual rotation axis,
Further comprising a rectifying blade disposed on the downstream side of the propeller fan and having an upstream edge on the upstream side;
The wing part is
A blade tip located at the most tip in the rotation direction of the propeller fan;
A leading edge extending from the blade tip to the outer surface of the boss, and forming a leading edge of the blade in the rotational direction;
A rear edge portion extending from the outer surface of the boss portion toward the outside in the rotational radial direction of the propeller fan, and forming a rear edge of the wing portion in the rotational direction;
An outer periphery that connects the blade tip and the outer edge of the trailing edge, and forms an outer periphery of the blade in the rotational radius direction;
Each of the trailing edge portion of the wing portion and the upstream edge portion of the rectifying wing is viewed from the direction perpendicular to the rotation axis in a state in which they are opposed to each other, A shape in which a gap is formed between them when they are virtually moved along a direction parallel to the rotation axis toward the other of them and brought into contact with each other, and / or they are opposed to each other only between some of these when viewed them from the parallel direction have a shape intersecting the rotation axis while being,
When viewed from the direction parallel to the rotation axis,
A third imaginary straight line is formed so as to connect the innermost portion of the trailing edge of the wing portion in the rotational radius direction and the outermost portion of the trailing edge portion of the wing portion in the rotational radius direction;
A fourth imaginary straight line is formed so as to connect the innermost portion of the upstream edge portion of the rectifying blade in the rotational radius direction and the outermost portion of the upstream edge portion of the rectifying blade in the rotational radius direction;
The angle formed by the third imaginary line and the fourth imaginary line is 10 ° or more and 90 ° or less,
In the direction parallel to the rotation axis, the narrowest gap formed between the wing portion and the rectifying blade is 3 mm or less.
Blower device.
前記回転半径方向における前記翼部の前記後縁部の最も内側の部分と前記回転半径方向における前記翼部の前記後縁部の最も外側の部分とを結ぶように第１仮想直線が形成され、
前記回転半径方向における前記整流翼の前記上流縁部の最も内側の部分と前記回転半径方向における前記整流翼の前記上流縁部の最も外側の部分とを結ぶように第２仮想直線が形成され、
前記第１仮想直線と前記第２仮想直線とのなす角度は、１０°以上８０°以下である、
請求項１に記載の送風装置。 When viewed from the direction perpendicular to the rotation axis,
A first imaginary straight line is formed so as to connect the innermost part of the trailing edge of the wing in the rotational radius direction and the outermost part of the trailing edge of the wing in the rotational radius;
A second imaginary straight line is formed so as to connect an innermost portion of the upstream edge portion of the rectifying blade in the rotational radius direction and an outermost portion of the upstream edge portion of the rectifying blade in the rotational radius direction;
The angle formed by the first imaginary straight line and the second imaginary straight line is not less than 10 ° and not more than 80 °.
The air blower according to claim 1.
ＭおよびＮはいずれも素数であり、２Ｍ±１＝Ｎまたは２Ｎ±１＝Ｍ、および、Ｍ＜Ｎの関係が成立してM and N are both prime numbers, and 2M ± 1 = N or 2N ± 1 = M and the relationship of M <N holds
いる、Yes,
請求項１または請求項２に記載の送風装置。The air blower according to claim 1 or 2.
請求項１から３のいずれかに記載の送風装置。The air blower according to any one of claims 1 to 3.
請求項１から３のいずれかに記載の送風装置。The air blower according to any one of claims 1 to 3.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012191219A JP6143428B2 (en) | 2012-08-31 | 2012-08-31 | Blower |
| KR1020157007719A KR102112888B1 (en) | 2012-08-31 | 2013-08-29 | Blower device |
| CN201380044547.5A CN104583605B (en) | 2012-08-31 | 2013-08-29 | Air-supply arrangement |
| CN201610885954.4A CN106377043B (en) | 2012-08-31 | 2013-08-29 | Air supply device |
| PCT/JP2013/073123 WO2014034770A1 (en) | 2012-08-31 | 2013-08-29 | Blower device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012191219A JP6143428B2 (en) | 2012-08-31 | 2012-08-31 | Blower |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2014047712A JP2014047712A (en) | 2014-03-17 |
| JP2014047712A5 true JP2014047712A5 (en) | 2015-10-15 |
| JP6143428B2 JP6143428B2 (en) | 2017-06-07 |
Family
ID=50607646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012191219A Active JP6143428B2 (en) | 2012-08-31 | 2012-08-31 | Blower |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6143428B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019060320A (en) * | 2017-09-28 | 2019-04-18 | 日本電産株式会社 | Axial flow fan |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58127198U (en) * | 1982-02-23 | 1983-08-29 | 井関農機株式会社 | Air blowers for grain dryers, etc. |
| JPS58182000U (en) * | 1982-05-31 | 1983-12-05 | 三菱電機株式会社 | Axial blower protection guard |
| JPS63285299A (en) * | 1987-05-15 | 1988-11-22 | Iseki & Co Ltd | Axial fan |
| TWI305612B (en) * | 2004-08-27 | 2009-01-21 | Delta Electronics Inc | Heat-dissipating fan |
| JP2006219990A (en) * | 2005-02-08 | 2006-08-24 | Sanyo Electric Co Ltd | Electric blower |
| JP4664196B2 (en) * | 2005-11-30 | 2011-04-06 | 山洋電気株式会社 | Axial blower |
| JP2007278103A (en) * | 2006-04-04 | 2007-10-25 | Japan Servo Co Ltd | Axial fan |
| JP2010185443A (en) * | 2009-02-13 | 2010-08-26 | Nippon Densan Corp | Serial axial flow fan |
-
2012
- 2012-08-31 JP JP2012191219A patent/JP6143428B2/en active Active
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