JPH01117996A - Electric fan with wind changeover mechanism - Google Patents
Electric fan with wind changeover mechanismInfo
- Publication number
- JPH01117996A JPH01117996A JP27481687A JP27481687A JPH01117996A JP H01117996 A JPH01117996 A JP H01117996A JP 27481687 A JP27481687 A JP 27481687A JP 27481687 A JP27481687 A JP 27481687A JP H01117996 A JPH01117996 A JP H01117996A
- Authority
- JP
- Japan
- Prior art keywords
- wind
- blades
- static blades
- blade
- frame
- 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.)
- Pending
Links
- 230000003068 static effect Effects 0.000 abstract 7
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
この発明は、風の状態を切り換える機構を有する扇風機
に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to an electric fan having a mechanism for switching wind conditions.
［従来の技術］
扇風機は電動機に直結された羽根を回転して風を発生さ
せるように構成されていることは周知である。そして、
この扇風機の風速を増加するため。[Prior Art] It is well known that electric fans are configured to generate wind by rotating blades that are directly connected to an electric motor. and,
To increase the wind speed of this fan.
羽根の前方に加速羽根を付加して、これを電動機で回転
させるようにしたものも使用されている。Also used are accelerating vanes attached to the front of the vanes, which are rotated by an electric motor.
［発明が解決しようとする問題点］
上記のように従来の加速羽根を付加して扇風機では、通
常の羽根とが並置されているため、風速・の増加は期待
できるが、扇風機の中央部と周辺部の風速を変えること
ばできないという問題点がある。また、電動機も２台必
要になるという問題点もある。[Problems to be solved by the invention] As mentioned above, in the conventional electric fan with accelerating blades added, since the normal blades are placed side by side, an increase in wind speed can be expected. The problem is that it is impossible to change the wind speed in the surrounding area. Another problem is that two electric motors are required.
この発明は上記問題点を解決するためになされたもので
、電動機を増加することなく、中央部と周辺°部の風の
状態を自由に切り換えることができるようにした風切換
機構つき扇風機を提供することを目的とする。This invention was made to solve the above-mentioned problems, and provides a fan with a wind switching mechanism that allows the state of the wind in the central part and the peripheral part to be freely switched without increasing the number of electric motors. The purpose is to
［問題点を解決するための手段］
この発明に係る風切換機構つき扇風機は、動翼（羽根）
の前方に動翼の軸中心線上の点を中心として放射状に配
置されかつ固定部に枢持された静翼を設け、この静翼の
前方に円環状の制風板を固定したものである。[Means for solving the problem] The electric fan with a wind switching mechanism according to the present invention has a rotating blade (blade)
A stator vane is provided in front of the rotor blade, which is arranged radially around a point on the axial center line of the rotor blade, and is pivotally supported by a fixed part, and an annular wind control plate is fixed in front of the stator vane.
［作 用］
この発明においては、動翼の前方に放射状に静翼を配置
したため、静翼の面を風方向と一致させれば、通常風が
送風され、静翼を回動させるに従って周辺部からの風が
強くなる。[Function] In this invention, since the stator blades are arranged radially in front of the rotor blades, if the surface of the stator blades is aligned with the wind direction, normal wind is blown, and as the stator blades are rotated, the surrounding area is The wind from
［実施例コ
第１図〜第７図はこの発明の一実施例を示す図で、第１
図は縦断側面図、第２図は要部斜視図。[Embodiment Figures 1 to 7 are diagrams showing an embodiment of the present invention.
The figure is a vertical side view, and the second figure is a perspective view of the main part.
第３図は静翼部の斜視図、第４図〜第７図は動作説明図
で、第４図及び第６図は正面図、第５図及び第７図は縦
断側面図である。FIG. 3 is a perspective view of the stationary blade section, FIGS. 4 to 7 are explanatory views of the operation, FIGS. 4 and 6 are front views, and FIGS. 5 and 7 are longitudinal sectional side views.
図中、（１）は円筒状に形成され前縁部が外方へ拡張し
たフレーム、（Ｚ）はフレーム（１）の中央部に固定（
支持部材は図示しない）された電動機、（３）は電動機
（２）の軸で、動翼（４）が固定されている。In the figure, (1) is a frame formed in a cylindrical shape and whose front edge expands outward, and (Z) is a frame fixed to the center of frame (1) (
(3) is the shaft of the electric motor (2), to which the rotor blade (4) is fixed.
（５）は動翼（４）の前方に設けられ動翼（４）の中心
線（軸（３）の中心線）上の点を中心として放射状に複
数枚配置された静翼で、その外周端に設けられたピン（
５ａ）によりフレーム（１）に枢持されている。(5) is a plurality of stationary blades that are provided in front of the rotor blade (4) and are arranged radially around a point on the center line of the rotor blade (4) (the center line of the shaft (3)), and the outer circumference The pin provided at the end (
5a) is pivotally supported on the frame (1).
また、内周端にはピン（５ｂ） （５ｃ）が設けられて
いる。Further, pins (5b) (5c) are provided at the inner peripheral end.
（６）は電動機（２）の外周面に固定された固定環で、
その円周部に沿ってピン（５ｂ）の径よりも十分大きい
径の穴（６ａ）が穿設され、ここにピン（５ｂ）が挿入
されている。（７）は固定環（６）の外周面に遊嵌され
た調整環で、その円周面に沿って穿設された穴・（７ａ
）内にピン（５ｃ）″が挿入されている。（８）は静翼
（５）の前方に配置されフレーム（１）に固定され中央
部に中央穴（８ａ）が形成された円環状の制風板、（９
）はフレーム（１）の内面と制風板（８）の外周部の間
に形成された外周穴、 （１０）は動翼（４）により発
生した風、 （１０ａ）は中心穴（８ａ）から送出され
る風。(6) is a fixed ring fixed to the outer peripheral surface of the electric motor (2),
A hole (6a) having a diameter sufficiently larger than the diameter of the pin (5b) is bored along its circumference, and the pin (5b) is inserted therein. (7) is an adjustment ring that is loosely fitted on the outer circumferential surface of the fixed ring (6), and a hole (7a) bored along the circumferential surface.
) is inserted into the pin (5c)''.(8) is a circular ring which is placed in front of the stationary blade (5), is fixed to the frame (1), and has a central hole (8a) formed in the center. Wind control board, (9
) is the outer hole formed between the inner surface of the frame (1) and the outer periphery of the wind control plate (8), (10) is the wind generated by the rotor blade (4), (10a) is the center hole (8a) Wind blown from.
（１０ｂ）は外周穴（９）から送出される風である。(10b) is the wind sent out from the outer peripheral hole (9).
上記のように構成された風切換機構つき扇風機において
、制風板（８）の中心穴（８ａ）から手を挿入して、調
整環（７）を矢印Ａのように円周方向へ回動させると、
穴（７ａ）の位置が移動し、静翼（５）はピン（５ａ）
を中心にした矢印Ｂ方向へ回動する。In the fan with the wind switching mechanism configured as described above, insert your hand through the center hole (8a) of the baffle plate (8) and rotate the adjustment ring (7) in the circumferential direction as shown by arrow A. If you let
The position of the hole (7a) moves, and the stator blade (5) is attached to the pin (5a).
Rotate in the direction of arrow B around .
今、第４図に示すように、静翼（５）の面を風の方向と
一致させて動翼（４）を回転させると、第５図に示すよ
うに、制風板（８）の中心穴（８ａ）と外周穴（９）か
ら風（１０ａ） （１０ｂ）が送出され、通常の風が得
られる。 次に第６図に示すように、静翼（５）を回動
させて行くと、中央部の風路が狭くなって。Now, as shown in Fig. 4, when the rotor blade (4) is rotated with the surface of the stator blade (5) aligned with the direction of the wind, as shown in Fig. 5, the wind control plate (8) Wind (10a) (10b) is sent out from the center hole (8a) and the outer peripheral hole (9), and normal wind is obtained. Next, as shown in Figure 6, as the stationary blades (5) are rotated, the air passage in the center becomes narrower.
第７図に示すように、次第に外周穴（９）からの風（ｔ
ａｂ）が強くなり、全体として間接風的な弱い風が得ら
れる。As shown in Figure 7, the wind (t) gradually flows from the outer hole (9).
ab) becomes stronger, and a weak indirect wind is obtained as a whole.
［発明の効果］
以上説明したとおりこの発明では、動翼の前方に動翼の
軸中心線上の点を中心として放射状に配置されかつ固定
部に枢持された静翼を設け、この静翼の前方に円環状の
制風板を設けたので、簡単な操作で、扇風機中央部と周
辺部の風の状態を切り換えることができる効果がある。[Effects of the Invention] As explained above, in this invention, stator blades are provided in front of the rotor blades and are arranged radially around a point on the axial center line of the rotor blades and are pivotally supported by a fixed part. Since the annular wind control plate is provided at the front, it is possible to easily switch between the wind conditions in the center and the periphery of the fan.
第１図はこの発明による風切換機構つき扇風機の一実施
例を示す縦断側面図、第２図は第１図の要部斜視図、第
３図は第２図の静翼部の斜視図。
第４図〜第７図は動作説明図で、第４図及び第６図は正
面図、第５図及び第７図は縦断面図である。
図中、（１）は固定部（フレーム）、 （２）は電動機
、（４）は動翼、（５）は静翼、（８）は制風板である
。
なお、図中同一符号は同−或は相当部分を示す。1 is a longitudinal sectional side view showing an embodiment of a fan with a wind switching mechanism according to the present invention, FIG. 2 is a perspective view of the main part of FIG. 1, and FIG. 3 is a perspective view of the stationary blade section of FIG. 2. 4 to 7 are operation explanatory diagrams, FIGS. 4 and 6 are front views, and FIGS. 5 and 7 are longitudinal sectional views. In the figure, (1) is a fixed part (frame), (2) is an electric motor, (4) is a moving blade, (5) is a stationary blade, and (8) is a wind control plate. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
それぞれ上記動翼の軸中心の点を中心として放射状に配
置されかつ固定部に枢持された静翼と、この静翼の前方
に固定された円環状の制風板とを備えてなる風切換機構
つき扇風機。A rotor blade driven by an electric motor, a stator blade provided in front of the rotor blade, arranged radially around the axial center point of the rotor blade and pivotally supported by a fixed part, and a stator blade in front of the stator blade. An electric fan with a wind switching mechanism, which is equipped with an annular wind control plate fixed to a wind-switching mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27481687A JPH01117996A (en) | 1987-10-30 | 1987-10-30 | Electric fan with wind changeover mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP27481687A JPH01117996A (en) | 1987-10-30 | 1987-10-30 | Electric fan with wind changeover mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01117996A true JPH01117996A (en) | 1989-05-10 |
Family
ID=17546964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP27481687A Pending JPH01117996A (en) | 1987-10-30 | 1987-10-30 | Electric fan with wind changeover mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01117996A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100345867B1 (en) * | 2000-07-13 | 2002-07-27 | 기아자동차주식회사 | a cooling fan of vehicles |
| GB2455553A (en) * | 2007-12-14 | 2009-06-17 | Nuaire Ltd | Axial flow fan motor mounting |
| CN104929962A (en) * | 2015-06-01 | 2015-09-23 | 蚌埠市蚌风风机有限公司 | Axial-flow type fan |
| JP2020037393A (en) * | 2018-07-19 | 2020-03-12 | ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ | Powered pre-cooler fan assembly |
| KR102099260B1 (en) * | 2018-10-30 | 2020-04-08 | 주식회사 명성 | Structure for cylindrical fan |
-
1987
- 1987-10-30 JP JP27481687A patent/JPH01117996A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100345867B1 (en) * | 2000-07-13 | 2002-07-27 | 기아자동차주식회사 | a cooling fan of vehicles |
| GB2455553A (en) * | 2007-12-14 | 2009-06-17 | Nuaire Ltd | Axial flow fan motor mounting |
| GB2455553B (en) * | 2007-12-14 | 2012-10-24 | Nuaire Ltd | Motor mounting assembly for an axial fan |
| CN104929962A (en) * | 2015-06-01 | 2015-09-23 | 蚌埠市蚌风风机有限公司 | Axial-flow type fan |
| JP2020037393A (en) * | 2018-07-19 | 2020-03-12 | ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ | Powered pre-cooler fan assembly |
| KR102099260B1 (en) * | 2018-10-30 | 2020-04-08 | 주식회사 명성 | Structure for cylindrical fan |
| WO2020091223A1 (en) * | 2018-10-30 | 2020-05-07 | 주식회사 명성 | Canister-type fan structure |
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