JPH09280627A - Ventilating fan for duct - Google Patents
Ventilating fan for ductInfo
- Publication number
- JPH09280627A JPH09280627A JP8090902A JP9090296A JPH09280627A JP H09280627 A JPH09280627 A JP H09280627A JP 8090902 A JP8090902 A JP 8090902A JP 9090296 A JP9090296 A JP 9090296A JP H09280627 A JPH09280627 A JP H09280627A
- Authority
- JP
- Japan
- Prior art keywords
- duct
- blower
- spiral casing
- main body
- port
- 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
Landscapes
- Ventilation (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、おもに浴室の天井
面に取付けられ、室外と連通しているダクトと接続する
ことで浴室内の空気を換気するダクト用換気扇に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a duct ventilation fan which is mainly attached to a ceiling surface of a bathroom and which is connected to a duct communicating with the outside of the bathroom to ventilate air in the bathroom.
【０００２】[0002]
【従来の技術】近年、浴室内で発生する湯煙により浴室
内壁部に水滴が付着し、かびが発生するのを防止するた
め浴室内の湿った空気を室外に排気する浴室用換気扇が
普及しており、効率良く換気することに対する要求が高
まってきている。2. Description of the Related Art In recent years, bathroom ventilators for exhausting moist air in the bathroom to the outside have become popular in order to prevent water droplets from adhering to the inner wall of the bathroom due to fumes generated in the bathroom and causing mold. Therefore, there is an increasing demand for efficient ventilation.
【０００３】従来の、一般的な浴室用の換気扇は、浴室
の空気を排気するだけであったため、浴室のコーナー部
の乾燥が遅くかびが発生しやすかったという欠点があっ
た。A conventional general ventilation fan for bathrooms has only a drawback that air in the bathroom is exhausted, so that a corner of the bathroom dries slowly and mold easily occurs.
【０００４】この点を改良するために、特開平７−１４
５９７３号公報のように給気を強制的に行うことにより
壁面に沿う気流を発生させたものがあった。以下その構
成について図１５を参照しながら説明する。In order to improve this point, JP-A-7-14
In some cases, as in Japanese Patent No. 5973, an air flow along a wall surface is generated by forcibly supplying air. The configuration will be described below with reference to FIG.
【０００５】図に示すように、浴室１０１の天井面１０
２を貫通して浴室１０１内部に排気用ケース１０３を突
出せしめ、この排気用ケース１０３の下端外周部から水
平方向外方に延びるフランジ１０４を設け、排気用ケー
ス１０３の下面に排気口１０５を形成し、排気用ケース
１０３の側面には開口１０６を形成し、開口１０６に連
通する排気用ダクト１０７を設け、排気用ケース１０３
の内部に排気用ファン１０８を配置していた。また、給
気用ファン１０９が給気空気を給気用ケース１１０に供
給できるように給気用ダクト１１１により給気用ケース
１１０に連通させていた。As shown in the figure, the ceiling surface 10 of the bathroom 101
An exhaust case 103 is projected into the interior of the bathroom 101 through 2 and a flange 104 extending horizontally outward from the lower end outer peripheral portion of the exhaust case 103 is provided, and an exhaust port 105 is formed on the lower surface of the exhaust case 103. Then, an opening 106 is formed on the side surface of the exhaust case 103, and an exhaust duct 107 communicating with the opening 106 is provided.
The exhaust fan 108 was arranged inside the. Further, the air supply fan 109 is connected to the air supply case 110 by the air supply duct 111 so that the air supply fan 109 can supply the air supply air to the air supply case 110.
【０００６】上記構成により、給気用ファン１０９によ
って給気された空気は、給気用ケース１１０内を通り、
排気用ケース１０３の下端外周から水平方向外方に延び
るフランジ１０４と浴室１０１の天井面１０２との隙間
から天井面１０２に沿うように流れ、天井および壁の面
に沿って気流が発生し、その結果、浴室１０１内部の換
気および乾燥が促進され、かびの発生を減少でき、衛生
状態を常時良好に保つことができるようにするものであ
った。With the above structure, the air supplied by the air supply fan 109 passes through the air supply case 110,
A flow is made along the ceiling surface 102 through a gap between the flange 104 that extends horizontally outward from the lower end outer periphery of the exhaust case 103 and the ceiling surface 102 of the bathroom 101, and an airflow is generated along the surfaces of the ceiling and the wall. As a result, the ventilation and drying inside the bathroom 101 are promoted, the generation of mold can be reduced, and the sanitary condition can always be kept good.
【０００７】[0007]
【発明が解決しようとする課題】このような従来の浴室
用換気扇の構成では、給気用ファン１０９によって給気
された空気は、排気用ケース１０３に衝突し、上下左右
方向に分散するが、上、左、右方向に分散した空気の多
くは、給気用ケース１１０の内側面でふたたび集まりな
がら、給気ファン１０９より給気用ケース１１０に給気
された方向のまま浴室１０１内部に吹き出されることと
なり、浴室１０１全体の換気および乾燥が均一に促進さ
れないという課題を有していた。In the conventional ventilation fan for a bathroom as described above, the air supplied by the air supply fan 109 collides with the exhaust case 103 and is dispersed vertically and horizontally. Most of the air dispersed in the upper, left, and right directions is collected again on the inner surface of the air supply case 110, and is blown out into the bathroom 101 in the direction in which the air is supplied from the air supply fan 109 to the air supply case 110. Therefore, there is a problem that ventilation and drying of the entire bathroom 101 are not uniformly promoted.
【０００８】本発明はこのような課題を解決するもの
で、浴室内に吹き出す空気の吹き出し方向が片寄って浴
室全体の換気および乾燥が均一に促進されなくなるのを
防止することのできるダクト用換気扇を提供することを
目的とする。The present invention solves such a problem, and provides a duct ventilation fan capable of preventing the ventilation and drying of the entire bathroom from being unpromoted evenly due to deviation of the blowing direction of the air blown into the bathroom. The purpose is to provide.
【０００９】[0009]
【課題を解決するための手段】本発明のダクト用換気扇
は、浴室の天井面の開口部から天井裏に突設され、下面
に吸込口、および一側面に吐出口を設けた箱体状の本体
と、この本体内部に設けられる、下面に前記吸込口と連
通する送風機吸込口と一側面に前記吐出口と連通する送
風機吐出口、および他の一側面に前記本体内部に連通す
る循環口を有した渦巻状のケーシング内部に回転羽根を
設けた送風機と、前記吐出口から突設され、室外に連通
したダクトを接続するアダプターと、前記送風機の渦巻
状のケーシングに形成された送風機用吸込口に連通する
ように渦巻状のケーシング下面に設けられた接続ダクト
と、この接続ダクトの下方外周に重合する重合部を有
し、前記本体の下面を覆う椀状で、前記重合部の形成さ
れる中央部には、前記接続ダクトと連通するルーバー用
吸込口を有し、四周には前記循環口に連通し、ほぼ水平
方向に吐出されるルーバー用吐出口を設けたルーバーと
を備え、前記本体の内周壁面と前記渦巻状のケーシング
および前記接続ダクトの外周面との間でチャンバー部を
形成するものである。A ventilation fan for a duct according to the present invention has a box-like shape provided with a suction port on the lower surface and a discharge port on one side surface, which is projected from the opening of the ceiling surface of the bathroom to the back of the ceiling. A main body, a blower suction opening communicating with the suction opening on the lower surface, a blower discharge opening communicating with the discharge opening on one side, and a circulation opening communicating with the inside of the main body on the other side. A blower provided with rotary blades inside a spiral casing having an adapter, an adapter protruding from the discharge port and connecting a duct communicating with the outside, and a suction port for the blower formed in the spiral casing of the blower. A connecting duct provided on the lower surface of the spiral casing so as to communicate with the connecting duct, and an overlapping portion that overlaps the lower outer circumference of the connecting duct, and the overlapping portion is formed in a bowl shape that covers the lower surface of the main body. In the center, the front A louver having a louver suction port communicating with the connection duct, and a louver having a louver discharge port communicating with the circulation port and being discharged in a substantially horizontal direction on four sides; and an inner peripheral wall surface of the main body and the louver. A chamber is formed between the spiral casing and the outer peripheral surface of the connection duct.
【００１０】この本発明によれば、浴室内に吹き出す空
気の吹き出し方向が片寄って浴室全体の換気および乾燥
が均一に促進されなくなるのを防止することのできるダ
クト用換気扇を提供することができる。According to the present invention, it is possible to provide a ventilation fan for a duct capable of preventing the air blown into the bathroom from being biased in one direction so that ventilation and drying of the entire bathroom are not uniformly promoted.
【００１１】[0011]
【発明の実施の形態】本発明の請求項１に記載の発明
は、浴室の天井面の開口部から天井裏に突設され、下面
に吸込口、および一側面に吐出口を設けた箱体状の本体
と、この本体内部に設けられる、下面に前記吸込口と連
通する送風機吸込口と一側面に前記吐出口と連通する送
風機吐出口、および他の一側面に前記本体内部に連通す
る循環口を有した渦巻状のケーシング内部に回転羽根を
設けた送風機と、前記吐出口から突設され、室外に連通
したダクトを接続するアダプターと、この送風機の渦巻
状のケーシングに形成された送風機用吸込口に連通する
ように渦巻状のケーシング下面に設けられた接続ダクト
と、この接続ダクトの下方外周に重合する重合部を有
し、前記本体の下面を覆う椀状で、前記重合部の形成さ
れる中央部には、前記接続ダクトと連通するルーバー用
吸込口を有し、四周には前記循環口に連通し、ほぼ水平
方向に吐出されるルーバー用吐出口を設けたルーバーと
を備え、前記本体の内周壁面と前記渦巻状のケーシング
および前記接続ダクトの外周面との間でチャンバー部を
形成する構成としたものであり、送風機を運転すると、
浴室内部の湿った空気は、ルーバー用吸込口より接続ダ
クト内部を通って送風機用吸込口から送風機に吸い込ま
れ、吐出口よりダクトを通って室外へ排気される。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is a box body projecting from the opening of the ceiling surface of the bathroom to the back of the ceiling and having a suction port on the lower surface and a discharge port on one side surface. -Shaped main body, a blower suction port that is provided inside the main body and that communicates with the suction port on the lower surface, a blower discharge port that communicates with the discharge port on one side, and a circulation that communicates with the inside of the main body on the other side face. For a blower provided with rotary blades inside a spiral casing having a mouth, an adapter projecting from the discharge port and connecting a duct communicating with the outside, and a blower formed on the spiral casing of the blower The connecting duct is provided on the lower surface of the spiral casing so as to communicate with the suction port, and the overlapping portion that overlaps the lower outer periphery of the connecting duct is formed, and the overlapping portion is formed in a bowl shape that covers the lower surface of the main body. In the central part, A louver having a louver suction port communicating with the connecting duct, and a louver having a louver discharge port communicating with the circulation port and discharging in a substantially horizontal direction on four sides; and an inner peripheral wall surface of the main body and the louver. The configuration is such that a chamber portion is formed between the spiral casing and the outer peripheral surface of the connection duct, and when the blower is operated,
The moist air inside the bathroom passes through the inside of the connection duct through the suction port for the louver, is sucked into the blower through the suction port for the blower, and is discharged outside through the duct through the discharge port.
【００１２】また、送風機に吸い込まれた空気の一部
は、ケーシング側面に設けられた循環口からチャンバー
部内部に吹き出され、このチャンバー部内を通過する際
にその風速が弱められ、チャンバー部内に充満しながら
下方に流れて行き、ルーバーの四周に設けられたルーバ
ー用吐出口からほぼ均等に浴室の天井面に沿って吹き出
されることとなり、これにより浴室内部に均一な循環気
流が発生し、この循環気流と排気とにより浴室全体の換
気および乾燥が均一に促進されることとなる。Further, a part of the air sucked into the blower is blown out into the inside of the chamber through a circulation port provided on the side surface of the casing, and the wind speed is weakened when passing through the inside of the chamber to fill the inside of the chamber. However, it flows downward and is blown out almost uniformly along the ceiling surface of the bathroom from the louver discharge ports provided on the four louvers, which creates a uniform circulating air flow inside the bathroom. The circulating airflow and the exhaust air uniformly promote the ventilation and drying of the entire bathroom.
【００１３】以下、本発明の実施の形態について、図１
〜図１４を参照しながら説明する。 （実施の形態１）図１および図２に示すように、浴室１
の天井面２の開口部３から天井裏４に突設され、下面に
吸込口５と、一側面に吐出口６とを設けた箱体状の本体
７内部には、送風機８が設けられ、送風機８は、本体７
の天面に設けた電動機９の回転軸９ａに固着した回転羽
根１０と、この回転羽根１０の外周部を囲み、吐出口６
に連通する送風機吐出口１１と本体７内に連通する循環
口１２を設けた側壁部１３、および羽根１０の下方を覆
うとともに、吸込口５に連通する送風機吸込口１４を設
けた底部１５からなる渦巻状のケーシング１６とからな
り、送風機吐出口１１近傍には、空気を吐出口６に案内
するための舌部１７が設けられ、また、循環口１２近傍
には、空気を循環口１２に案内するための舌部１８が設
けられ、底部１５の送風機吸込口１４の周縁には、空気
を羽根１０に案内するためのベルマウス１９が設けら
れ、送風機吸込口１４に連通するように渦巻状のケーシ
ング１６の下面に取付ボス２０を介して接続ダクト２１
を設ける。Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIGS. (Embodiment 1) As shown in FIGS. 1 and 2, a bathroom 1
An air blower 8 is provided inside a box-shaped main body 7 that is provided so as to project from the opening 3 of the ceiling surface 2 to the ceiling back 4, and has a suction port 5 on the lower surface and a discharge port 6 on one side surface. The blower 8 is the main body 7
The rotary vane 10 fixed to the rotary shaft 9a of the electric motor 9 provided on the top surface of the rotary vane 10 and the outer peripheral portion of the rotary vane 10 are surrounded by the discharge port 6
A side wall portion 13 provided with a blower discharge port 11 communicating with the main body 7 and a circulation port 12 communicating with the inside of the main body 7, and a bottom part 15 provided below the blade 10 and provided with a blower suction port 14 communicating with the suction port 5. A spiral casing 16 is provided, a tongue portion 17 for guiding air to the discharge port 6 is provided near the blower discharge port 11, and air is guided to the circulation port 12 near the circulation port 12. A tongue portion 18 is provided, and a bell mouth 19 for guiding the air to the blades 10 is provided on the periphery of the blower suction port 14 of the bottom portion 15 and has a spiral shape so as to communicate with the blower suction port 14. A connection duct 21 is provided on the lower surface of the casing 16 via a mounting boss 20.
Is provided.
【００１４】そして、接続ダクト２１は下方外周に重合
部２２を有し、本体７の下面を覆う椀状で重合部２２の
形成される中央部には接続ダクト２１と連通するルーバ
ー用吸込口２３を有し、四周にはチャンバー部２４に連
通し、ほぼ水平方向に吐出されるように周壁にルーバー
用吐出口２５を設けてルーバー２６を形成する。The connecting duct 21 has an overlapping portion 22 on the lower outer periphery thereof, and a louver suction port 23 communicating with the connecting duct 21 is formed in the central portion where the overlapping portion 22 is formed in a bowl shape for covering the lower surface of the main body 7. The louver 26 is formed by communicating with the chamber portion 24 on four sides and providing a louver discharge port 25 on the peripheral wall so as to discharge in a substantially horizontal direction.
【００１５】また、ルーバー２６は外方向開き勝手のば
ねにより本体７に取り付ける公知の取付手段（図示せ
ず）により取り付けられる。The louver 26 is attached to the main body 7 by a well-known attaching means (not shown) which is attached to the main body 7 by a spring which can be opened outward.
【００１６】また、本体７の吐出口６には、室外（図示
せず）に連通したダクト２７を接続する略筒状のアダプ
ター２８が、パッキン２９を介して突設されている。Further, the discharge port 6 of the main body 7 is provided with a substantially cylindrical adapter 28 for connecting a duct 27 communicating with the outside (not shown) through a packing 29.
【００１７】上記構成において、送風機８を運転する
と、送風機８により浴室１内の湿った空気がルーバー用
吸込口２３より接続ダクト２１内を通って送風機吸込口
１４から送風機８に吸い込まれ、吐出口６よりダクト２
７を通って室外へ排気される。In the above structure, when the blower 8 is operated, moist air in the bathroom 1 is sucked into the blower 8 from the blower suction port 14 through the connection duct 21 from the louver suction port 23 by the blower 8 and the blower 8 is discharged. Duct 2 from 6
It is exhausted to the outside through 7.
【００１８】また、送風機８に吸い込まれた空気の一部
は、循環口１２からチャンバー部２４内部に吹き出さ
れ、このチャンバー部２４を通過する際にその風速が弱
められ、チャンバー部２４に充満しながら下方に流れて
行き、ルーバー２６の四周に設けられたルーバー用吐出
口２５からほぼ均等に浴室１の天井面２に沿って吹き出
されることとなる。Further, a part of the air sucked into the blower 8 is blown out from the circulation port 12 into the chamber portion 24, and when passing through the chamber portion 24, the wind speed is weakened and the chamber portion 24 is filled with the air. However, it flows downward and is blown out substantially evenly along the ceiling surface 2 of the bathroom 1 from the louver discharge ports 25 provided on the four circumferences of the louver 26.
【００１９】このように本発明の実施の形態１のダクト
用換気扇によれば、送風機８によって排気する浴室１内
部の空気の一部を、循環口１２から循環空気としてチャ
ンバー部２４を通してルーバー２６の四周に設けたルー
バー用吐出口２５からほぼ均等に浴室１内部に吹き出さ
せ、浴室１内部に均一な循環気流を発生させることによ
って、循環気流と排気とにより浴室１全体の換気および
乾燥を均一に促進させることができる。As described above, according to the duct ventilation fan of the first embodiment of the present invention, a part of the air inside the bathroom 1 exhausted by the blower 8 is circulated from the circulation port 12 as the circulation air through the chamber portion 24 and the louver 26. The louver outlets 25 provided on the four circumferences are blown out into the bathroom 1 almost evenly to generate a uniform circulating airflow inside the bathroom 1, so that the circulating airflow and the exhaust air make the ventilation and drying of the entire bathroom 1 uniform. Can be promoted.
【００２０】また、送風機８によって排気する空気の一
部を循環空気として用いることで浴室１内部に循環気流
を発生させているので、従来のダクト用換気扇のように
循環気流を発生させる給気用ファンを別に設けなくとも
よく、ダクト用換気扇の施工性をも向上させることがで
きる。Further, since a circulating air flow is generated inside the bathroom 1 by using a part of the air exhausted by the blower 8 as the circulating air, for the air supply for generating the circulating air flow like a conventional duct ventilation fan. It is not necessary to provide a fan separately, and the workability of the duct ventilation fan can be improved.
【００２１】（実施の形態２）図３および図４に示すよ
うに、吐出口６に連通する送風機吐出口１１と本体７内
に連通する循環口１２ａを設けた側壁部１３、および羽
根１０の下方を覆うとともに、吸込口５に連通する送風
機吸込口１４とチャンバー部２４に連通する循環口１２
ｂを設けた底部１５Ａからなる渦巻状のケーシング１６
Ａとからなる構成とする。(Embodiment 2) As shown in FIGS. 3 and 4, the blower discharge port 11 communicating with the discharge port 6 and the side wall portion 13 having the circulation port 12a communicating with the main body 7 and the blade 10 are provided. The blower suction port 14 that communicates with the suction port 5 and the circulation port 12 that communicates with the chamber portion 24 while covering the lower part
Spiral casing 16 consisting of bottom 15A provided with b
It is composed of A and A.
【００２２】上記構成により、送風機８に吸い込まれた
空気の一部は、循環口１２ａと循環口１２ｂとの両方か
ら、水平方向と下方向とに分かれてチャンバー部２４内
部に吹き出され、このチャンバー部２４を通過する際に
その風速がより弱められ、チャンバー部２４に充満しな
がら下方に流れて行き、ルーバー２６の四周に設けられ
たルーバー用吐出口２５からより均等に浴室１の天井面
２に沿って吹き出されることとなる。With the above structure, a part of the air sucked into the blower 8 is blown out into the chamber portion 24 from both the circulation port 12a and the circulation port 12b in the horizontal direction and the downward direction. When passing through the portion 24, the wind velocity is further weakened, the air flows downward while filling the chamber portion 24, and is evenly distributed from the louver discharge ports 25 provided on the four laps of the louver 26. Will be blown out along.
【００２３】このように、本発明の実施の形態２のダク
ト用換気扇によれば、送風機８によって排気する空気の
一部を、循環口１２ａと循環口１２ｂとの両方から循環
空気として水平方向と下方向とに分けてチャンバー部２
４内部に吹き出させ、ルーバー２６の四周に設けたルー
バー用吐出口２５からより均等に浴室１内部に吹き出さ
せることによって、浴室１全体の換気および乾燥をより
均一に促進させることができる。As described above, according to the duct ventilation fan of the second embodiment of the present invention, a part of the air exhausted by the blower 8 is horizontally circulated from both the circulation port 12a and the circulation port 12b. Chamber part 2 divided into downward direction
4 and then more evenly into the bathroom 1 from the louver discharge ports 25 provided on the four circumferences of the louver 26, so that ventilation and drying of the entire bathroom 1 can be promoted more uniformly.
【００２４】（実施の形態３）図５および図６に示すよ
うに、吐出口６に連通する送風機吐出口１１と本体７内
に連通する循環口１２ｃと結露水集結板３０を設けた側
壁部１３Ａ、および羽根１０の下方を覆うとともに、吸
込口５に連通する送風機吸込口１４とチャンバー部２４
に連通する循環口１２ｄを設けた底部１５Ｂからなる渦
巻状のケーシング１６Ｂとからなる構成とする。(Third Embodiment) As shown in FIGS. 5 and 6, a side wall portion provided with a blower discharge port 11 communicating with the discharge port 6, a circulation port 12c communicating with the inside of the main body 7, and a dew condensation water collecting plate 30. 13A and the lower part of the blade 10, and the blower suction inlet 14 and the chamber part 24 which communicate with the suction inlet 5
And a spiral casing 16B made up of a bottom portion 15B provided with a circulation port 12d communicating therewith.
【００２５】上記構成により、送風機８に吸い込まれた
浴室１内部の湿った空気の一部は、結露水集結板３０に
衝突し、この結露水集結板３０で空気中に含まれる水分
の一部が取り除かれたのちに循環口１２ｃと循環口１２
ｄとの両方から、水平方向と下方向とに分かれてチャン
バー部２４内部に吹き出され、このチャンバー部２４を
通過する際にその風速がより弱められ、チャンバー部２
４に充満しながら下方に流れて行き、ルーバー２６の四
周に設けられたルーバー用吐出口２５から均等に浴室１
の天井面２に沿って吹き出されることとなる。With the above structure, a part of the moist air in the bathroom 1 sucked by the blower 8 collides with the dew condensation water collecting plate 30, and a part of the water contained in the air is condensed by the dew condensation water collecting plate 30. The circulation port 12c and the circulation port 12 after the
Both of them are blown out into the inside of the chamber portion 24 in a horizontal direction and a downward direction, and the wind speed is further weakened when passing through the chamber portion 24.
4 flows downward while being filled with the louver 26, and is evenly distributed from the louver discharge ports 25 provided on the four circumferences of the louver 26 to the bathroom 1.
It will be blown out along the ceiling surface 2 of.
【００２６】このように本発明の実施の形態３のダクト
用換気扇によれば、浴室１に吹き出す循環空気の水分の
一部を結露水集結板３０で取り除くことによって、浴室
１を効率よく乾燥させることができる。As described above, according to the duct ventilation fan of the third embodiment of the present invention, the bathroom 1 is efficiently dried by removing a part of the moisture of the circulating air blown into the bathroom 1 with the dew condensation water collecting plate 30. be able to.
【００２７】（実施の形態４）図７および図８に示すよ
うに、吐出口６に連通する送風機吐出口１１とチャンバ
ー部２４内に連通する循環口１２ｅと循環空気流が渦巻
状のケーシング１６Ｃの外周に沿い流れるように形成し
た結露水集結板３０Ａを設けた側壁部１３、および羽根
１０の下方を覆うとともに、吸込口５に連通する送風機
吸込口１４とチャンバー部２４内に連通する循環口１２
ｆを設けた底部１５Ｃからなる渦巻状のケーシング１６
Ｃとからなる構成とする。(Embodiment 4) As shown in FIGS. 7 and 8, a blower discharge port 11 communicating with the discharge port 6, a circulation port 12e communicating with the inside of the chamber 24, and a casing 16C in which the circulating air flow is spiral. A side wall 13 provided with a dew condensation water collecting plate 30A formed so as to flow along the outer periphery of the fan, and a blower suction port 14 communicating with the suction port 5 and a circulation port communicating with the suction port 5 while covering the lower side of the blade 10. 12
A spiral casing 16 composed of a bottom portion 15C provided with f
It is composed of C and.
【００２８】上記構成により、送風機８に吸い込まれ、
循環口１２ｅおよび循環口１２ｆからチャンバー部２４
内部に吹き出される空気は、結露水集結板３０Ａによっ
て水分の一部が取り除かれるとともに、循環口１２ｅか
ら吹き出される空気は、渦巻状のケーシング１６Ｃの外
周に沿う方向に案内され、渦巻状のケーシング１６Ｃの
外周に沿って回転しながらチャンバー部２４内部に流入
して行き、チャンバー部２４を通過する際にその風速が
より弱められ、チャンバー部２４により均一に充満しな
がら下方に流れて行き、ルーバー２６の四周に設けられ
たルーバー用吐出口２５からより均等に浴室１の天井面
２に沿って吹き出されることとなる。With the above structure, the fan 8 is sucked in,
From the circulation port 12e and the circulation port 12f to the chamber portion 24
The air blown inside has a part of the moisture removed by the dew condensation water collecting plate 30A, and the air blown from the circulation port 12e is guided in the direction along the outer circumference of the spiral casing 16C to form a spiral shape. While flowing along the outer periphery of the casing 16C, the air flows into the chamber portion 24, and when passing through the chamber portion 24, its wind speed is further weakened, and the air flows downward while being uniformly filled with the chamber portion 24, It will be blown out more evenly along the ceiling surface 2 of the bathroom 1 from the louver discharge ports 25 provided on the four circumferences of the louver 26.
【００２９】このように、本発明の実施の形態４のダク
ト用換気扇によれば、浴室１に吹き出す循環空気の水分
の一部を結露水集結板３０Ａで取り除くことによって、
浴室１を効率よく乾燥させることができるとともに、循
環口１２ａからチャンバー部２４内部に吹き出される空
気を結露水集結板３０Ａで渦巻状のケーシング１６Ｃの
外周に沿って流れるようにしているので、浴室１全体の
換気および乾燥をより均一に促進させることができる。As described above, according to the duct ventilation fan of the fourth embodiment of the present invention, by removing a part of the moisture of the circulating air blown to the bathroom 1 by the dew condensation water collecting plate 30A,
The bathroom 1 can be efficiently dried, and the air blown into the chamber portion 24 from the circulation port 12a flows along the outer circumference of the spiral casing 16C by the dew condensation water collecting plate 30A. 1. Ventilation and drying of the whole 1 can be promoted more uniformly.
【００３０】（実施の形態５）図９および図１０に示す
ように、渦巻状のケーシング１６Ｄ内には結露水３１
ａ、３１ｂ、３１ｃを受けるように、本体７の吐出口６
の下辺６ａの高さより高い位置に底面３２ａを有すると
ともに、一端に閉鎖部３２ｂを設け、他端に開口部３２
ｃを設けて本体７の吐出口６において開放し側壁部１３
ａを貫通する結露水案内溝３２を側壁部１３ａ、１３ｂ
の内面に沿って形成する構成とする。(Embodiment 5) As shown in FIGS. 9 and 10, the dew condensation water 31 is contained in the spiral casing 16D.
The discharge port 6 of the main body 7 so as to receive a, 31b, and 31c.
The bottom surface 32a is provided at a position higher than the height of the lower side 6a, the closing portion 32b is provided at one end, and the opening portion 32 is provided at the other end.
c is provided and opened at the discharge port 6 of the main body 7, and the side wall portion 13
The dew condensation water guide groove 32 that penetrates a is formed on the side wall portions 13a and 13b.
It is configured to be formed along the inner surface of the.
【００３１】上記構成により、送風機８により浴室１内
の湿った空気がルーバー用吸込口２３から接続ダクト２
１内を通って送風機吸込口１４から送風機８に吸い込ま
れ、渦巻状のケーシング１６Ｄ、アダプター２８、およ
びダクト２７内部を通って室外へ排出される。そして、
湿った空気が渦巻状のケーシング１６Ｄ内部を通過する
際、回転羽根１０によって渦巻状のケーシング１６Ｄの
側壁部１３ａ、１３ｂに当たり結露水３１ａ、３１ｂが
発生し、また、送風機８により浴室１内の湿った空気が
ルーバー用吸込口２３より接続ダクト２１内を通って送
風機吸込口１４より送風機８に吸い込まれ、循環口１２
ｇと循環口１２ｈからチャンバー部２４内に吹き出す前
に結露水集結板３０Ｂに衝突した際にも、結露水３１ｃ
を発生させることとなり、この結露水３１ａ、３１ｂ、
３１ｃが側壁部１３ａ、１３ｂ、および結露水集結板３
０Ｂから結露水案内溝３２へ流下して溜まりながら、結
露水案内溝３２の開口部３２ｃ側に流出していき、そし
て、開口部３２ｃからアダプター２８、およびダクト２
７の内部を通って室外へ排出されることとなる。With the above-mentioned structure, the air blower 8 allows the humid air in the bathroom 1 to flow from the louver suction port 23 to the connecting duct 2.
The air is sucked into the blower 8 from the blower suction port 14 through the inside of 1, and is discharged to the outside through the inside of the spiral casing 16D, the adapter 28, and the duct 27. And
When the moist air passes through the inside of the spiral casing 16D, the rotary vanes 10 hit the sidewalls 13a and 13b of the spiral casing 16D to generate dew condensation water 31a and 31b. Air is sucked into the blower 8 through the blower suction port 14 from the louver suction port 23 through the connection duct 21, and the circulation port 12
g and the dew condensation water 31c even when the dew condensation water collecting plate 30B collides with the dew condensation water 31c before it is blown into the chamber portion 24 through the circulation port 12h.
Is generated, the condensed water 31a, 31b,
31c is the side wall portions 13a and 13b, and the condensed water collecting plate 3
While flowing down from 0B to the dew condensation water guide groove 32 and accumulating, it flows out toward the opening 32c side of the dew condensation water guide groove 32, and from the opening 32c to the adapter 28 and the duct 2.
It will be discharged to the outside through the inside of 7.
【００３２】このように本発明の実施の形態５のダクト
用換気扇によれば、ドレン管等を設けなくても、渦巻状
のケーシング１６Ｄ内部で発生する結露水３１ａ、３１
ｂ、３１ｃの多くを浴室１内に滴下させることなく、室
外に排出することができる。As described above, according to the duct ventilation fan of the fifth embodiment of the present invention, the condensed water 31a, 31 generated inside the spiral casing 16D can be provided without providing a drain pipe or the like.
Most of b and 31c can be discharged outside without dropping in the bathroom 1.
【００３３】（実施の形態６）図１１および図１２に示
すように、渦巻状のケーシング１６Ｅ内には結露水３１
ａ、３１ｂ、３１ｃを受けるように、本体７の吐出口６
の下辺６ａの高さより高い位置に底面３２ａを有すると
ともに、一端に閉鎖部３２ｄ、３２ｅを設け、他端に開
口部３２ｆ、３２ｇを設けて本体７の吐出口６において
開放し、底面３２ａを回転羽根１０の回転方向におい
て、開口部３２ｆ、３２ｇに向かい順次下降するように
傾斜させた結露水案内溝３２Ａ、３２Ｂを側壁部１３
ａ、１３ｂの内面および外面に沿って形成する構成とす
る。(Embodiment 6) As shown in FIGS. 11 and 12, dew condensation water 31 is contained in a spiral casing 16E.
The discharge port 6 of the main body 7 so as to receive a, 31b, and 31c.
The bottom surface 32a is provided at a position higher than the height of the lower side 6a, the closing portions 32d and 32e are provided at one end, and the opening portions 32f and 32g are provided at the other end to open at the discharge port 6 of the main body 7, and the bottom surface 32a is rotated. In the rotation direction of the blade 10, the dew condensation water guide grooves 32A and 32B are inclined toward the openings 32f and 32g so as to sequentially descend, and the side wall 13 is formed.
The structure is formed along the inner and outer surfaces of a and 13b.
【００３４】上記構成により、送風機８により浴室１内
の湿った空気がルーバー用吸込口２３より接続ダクト２
１内を通って送風機吸込口１４より送風機８に吸い込ま
れ、渦巻状のケーシング１６Ｅ、アダプター２８、およ
びダクト２７内部を通って室外へ排出される。そして、
湿った空気が渦巻状のケーシング１６Ｅ内部を通過する
際、回転羽根１０によって渦巻状のケーシング１６Ｅの
側壁部１３ａに当たり結露水３１ａを発生させ、この結
露水３１ａが側壁部１３ａより結露水案内溝３２Ｂへ流
下して溜まりながら、結露水案内溝３２Ｂの傾斜によっ
て開口部３２ｇ側に流出していき、そして、開口部３２
ｇからアダプター２８、およびダクト２７の内部を通っ
て室外へ排出されることとなる。With the above structure, the humid air in the bathroom 1 is blown by the blower 8 from the louver suction port 23 to the connecting duct 2.
It is sucked into the blower 8 through the blower suction port 14 through the inside of the blower 1, and is discharged to the outside through the inside of the spiral casing 16E, the adapter 28, and the duct 27. And
When the moist air passes through the inside of the spiral casing 16E, the rotary vane 10 hits the side wall portion 13a of the spiral casing 16E to generate condensed water 31a, and the condensed water 31a is condensed from the side wall portion 13a to the condensed water guide groove 32B. While flowing down and collecting to the opening 32g side by the inclination of the dew condensation water guide groove 32B, the opening 32g
It is discharged from g through the adapter 28 and the inside of the duct 27 to the outside of the room.
【００３５】また、送風機８により浴室１内の湿った空
気が渦巻状のケーシング１６Ｅ内部を通過する際、回転
羽根１０によって渦巻状のケーシング１６Ｅの側壁部１
３ｂに当たり結露水３１ｂを発生させ、また、湿った空
気がルーバー用吸込口２３より接続ダクト２１内を通っ
て送風機吸込口１４より送風機８に吸い込まれ、循環口
１２ｇと循環口１２ｈからチャンバー部２４内に吹き出
す前に結露水集結板３０Ｂに衝突した際にも、結露水３
１ｃを発生させることとなり、これらの結露水３１ｂ、
３１ｃが側壁部１３ｂおよび結露水集結板３０Ｂから結
露水案内溝３２Ａへ流下して溜まりながら結露水案内溝
３２Ａの傾斜および空気の流れによって開口部３２ｆ側
に流出していき、そして、開口部３２ｆからアダプター
２８、およびダクト２７の内部を通って室外へ排出され
ることとなる。Further, when the humid air in the bathroom 1 passes through the inside of the spiral casing 16E by the blower 8, the side wall portion 1 of the spiral casing 16E is rotated by the rotary blades 10.
3b to generate dew condensation water 31b, and moist air is sucked from the louver suction port 23 through the connection duct 21 into the blower 8 through the blower suction port 14 and from the circulation port 12g and the circulation port 12h. Even when the condensed water collecting plate 30B collides with the condensed water before it blows out,
1c is generated, and these condensed water 31b,
While 31c flows down from the side wall portion 13b and the dew condensation water collecting plate 30B to the dew condensation water guide groove 32A and accumulates, 31c flows out toward the opening 32f side due to the inclination of the dew condensation water guide groove 32A and the air flow, and then the opening 32f. Through the inside of the adapter 28 and the duct 27, and is discharged to the outside of the room.
【００３６】このように本発明の実施の形態６のダクト
用換気扇によれば、渦巻状のケーシング１６Ｅ内部で発
生する結露水３１ａ、３１ｂ、３１ｃを渦巻状のケーシ
ング１６Ｅの側壁部１３ａを貫通することなく結露水案
内溝３２Ａ、３２Ｂの傾斜、および空気の流れにより吐
出口６からアダプター２８、およびダクト２７内部に流
出させることによって、渦巻状のケーシング１６Ｅ内部
に溜まる結露水を常に減少させることができることか
ら、入浴後の渦巻状のケーシング１６Ｅ内部の乾燥を短
時間で行うことができるので、結露水によって渦巻状の
ケーシング１６Ｅ、および本体７内部が腐食したり、か
び等が発生するのを確実に防止することができる。As described above, according to the duct ventilation fan of the sixth embodiment of the present invention, the condensed water 31a, 31b, 31c generated inside the spiral casing 16E penetrates the side wall portion 13a of the spiral casing 16E. Without causing the dew condensation water guide grooves 32A and 32B to incline and to flow into the inside of the adapter 28 and the duct 27 by the flow of air, the dew condensation water accumulated inside the spiral casing 16E can be constantly reduced. Since it is possible to dry the inside of the spiral casing 16E after bathing in a short time, it is possible to prevent corrosion of the spiral casing 16E and the inside of the main body 7 and generation of mold etc. due to dew condensation water. Can be prevented.
【００３７】（実施の形態７）図１３および図１４に示
すように、渦巻状のケーシング１６Ｆ内には結露水３１
ａ、３１ｂ、３１ｃを受けるように、本体７の吐出口６
の下辺６ａの高さより高い位置に底面３２ａを有すると
ともに、一端に閉鎖部３２ｄ、３２ｅを設け、他端に開
口部３２ｆ、３２ｇを設けて本体７の吐出口６において
開放し結露水案内溝３２Ａ、３２Ｂを側壁部１３ａ、１
３ｂの内面および外面に沿って形成し、外面に沿って形
成する結露水案内溝３２Ａの外周壁３３によって二重壁
を形成する構成とする。(Embodiment 7) As shown in FIGS. 13 and 14, condensed water 31 is contained in the spiral casing 16F.
The discharge port 6 of the main body 7 so as to receive a, 31b, and 31c.
The bottom surface 32a is provided at a position higher than the height of the lower side 6a, the closing portions 32d and 32e are provided at one end, and the opening portions 32f and 32g are provided at the other end to open at the discharge port 6 of the main body 7 and the dew condensation water guide groove 32A. , 32B to the side wall portions 13a, 1
A double wall is formed by the outer peripheral wall 33 of the dew condensation water guide groove 32A formed along the inner surface and the outer surface of 3b and formed along the outer surface.
【００３８】上記構成により、送風機８により浴室１内
の湿った空気がルーバー用吸込口２３より接続ダクト２
１内を通って送風機吸込口１４より送風機８に吸い込ま
れ、渦巻状のケーシング１６Ｆ、アダプター２８、およ
びダクト２７内部を通って室外へ排出される。そして、
湿った空気が渦巻状のケーシング１６Ｆ内部を通過する
際、回転羽根１０によって渦巻状のケーシング１６Ｆの
側壁部１３ａに当たり結露水３１ａを発生させ、この結
露水３１ａが側壁部１３ａより結露水案内溝３２Ｂへ流
下し溜まりながら結露水案内溝３２Ｂの開口部３２ｇ側
に流出していき、そして、開口部３２ｇからアダプター
２８、およびダクト２７の内部を通って室外へ排出され
ることとなる。また、送風機８により浴室１内の湿った
空気が渦巻状のケーシング１６Ｆ内部を通過する際、回
転羽根１０によって渦巻状のケーシング１６Ｆの側壁部
１３ｂに当たり結露水３１ｃを発生させ、また、湿った
空気がルーバー用吸込口２３より接続ダクト２１内を通
って送風機吸込口１４より送風機８に吸い込まれ、循環
口１２ａと循環口１２ｂよりのチャンバー部２４内に吹
き出す前に結露水集結板３０Ｂに衝突した際にも、結露
水３１ｂを発生させることとなり、これらの結露水３１
ｂ，３１ｃが側壁部１３ｂおよび結露水集結板３０Ｂか
ら露水案内溝３２Ａへ流下して溜まりながら結露水案内
溝３２Ａの開口部３２ｆ側に流出していき、そして、開
口部３２ｆからアダプター２８、およびダクト２７の内
部を通って室外へ排出されることとなる。With the above structure, the humid air in the bathroom 1 is blown by the blower 8 from the louver suction port 23 to the connecting duct 2.
The air is sucked into the blower 8 through the blower suction port 14 through the inside of the blower 1, and is discharged outside through the spiral casing 16F, the adapter 28, and the duct 27. And
When the moist air passes through the inside of the spiral casing 16F, the rotary vanes 10 hit the side wall portion 13a of the spiral casing 16F to generate dew condensation water 31a, and the dew condensation water 31a is discharged from the side wall portion 13a to the dew condensation water guide groove 32B. While flowing down to and accumulating, it flows out toward the opening 32g side of the dew condensation water guide groove 32B, and then is discharged from the opening 32g to the outside of the room through the inside of the adapter 28 and the duct 27. Moreover, when the humid air in the bathroom 1 is passed through the inside of the spiral casing 16F by the blower 8, the rotary vanes 10 generate dew condensation water 31c on the side wall portion 13b of the spiral casing 16F, and the wet air is also generated. Is sucked into the blower 8 from the blower suction port 14 through the inside of the connection duct 21 from the louver suction port 23, and collides with the dew condensation water collecting plate 30B before being blown into the chamber portion 24 from the circulation port 12a and the circulation port 12b. In this case, the dew condensation water 31b is also generated.
b and 31c flow down from the side wall 13b and the dew condensation water collecting plate 30B to the dew water guide groove 32A and collect while flowing out toward the opening 32f side of the dew condensation water guide groove 32A, and from the opening 32f to the adapter 28, and It will be discharged to the outside through the inside of the duct 27.
【００３９】このように本発明の実施の形態６のダクト
用換気扇によれば、渦巻状のケーシング１６Ｆの外周壁
が二重構造となり、渦巻状のケーシング１６Ｆ内で発生
した音が遮音され、騒音を低減することができる。As described above, according to the duct ventilation fan of the sixth embodiment of the present invention, the outer peripheral wall of the spiral casing 16F has a double structure, so that the sound generated in the spiral casing 16F is blocked and the noise is reduced. Can be reduced.
【００４０】[0040]
【発明の効果】以上の実施の形態から明らかなように、
本発明によれば下面に吸込口を有し、側面に吐出口を設
けた本体内に下面に送風機吸込口を有した送風機を設
け、送風機の吸込口には接続ダクトを設け、送風機の吸
込口には接続ダクトを設け、送風機の渦巻状のケーシン
グには、本体の内周壁面と渦巻状のケーシングおよび接
続ダクトの外周面との間に形成されるチャンバー部に連
通する循環口を形成し、本体の下面に四周にルーバー用
吐出口を有したルーバーを設けたので、循環流がチャン
バー部内に充満したのちに下方に流れルーバー用吐出口
より水平方向の四周にほぼ均一に吹き出すことができる
ので、浴室内に吹き出す空気の吹き出し方向が片寄って
浴室全体の換気および乾燥が均一に促進されなくなるの
を防止すことのできるダクト用換気扇を提供できる。As is clear from the above embodiment,
According to the present invention, a blower having a blower suction port on the lower surface is provided in the main body having a suction port on the lower surface and a discharge port on the side surface, a connection duct is provided at the suction port of the blower, and a suction port of the blower is provided. A connection duct is provided in the blower, and the spiral casing of the blower is provided with a circulation port communicating with a chamber portion formed between the inner peripheral wall surface of the main body and the spiral casing and the outer peripheral surface of the connection duct. Since the louver with discharge ports for louvers on four sides is provided on the lower surface of the main body, after the circulation flow fills the chamber part, it flows downward and can be blown out almost uniformly from the discharge ports for louvers on four horizontal lines. It is possible to provide a duct ventilation fan that can prevent that the direction of air blown into the bathroom is biased and the ventilation and drying of the entire bathroom are not uniformly promoted.
【００４１】また、本体内部に形成されるチャンバー部
に連通する循環口を渦巻状のケーシングの一側面と下面
に設けたので、ルーバー用吐出口より均等な循環流を水
平方向の四周に放散することができる。Further, since the circulation port communicating with the chamber portion formed inside the main body is provided on one side surface and the lower surface of the spiral casing, the uniform circulation flow is diffused from the louver discharge port to four horizontal directions. be able to.
【００４２】また、循環口部分に結露水集結板を設けた
ので、水分の少ない循環流とすることができる。Further, since the dew condensation water collecting plate is provided at the circulation port portion, it is possible to make the circulation flow with less water content.
【００４３】また、循環流が渦巻状のケーシング外周に
沿い流れるように結露水集結板を形成したので、水分の
少ない循環流を水平方向の四周にほぼ均一に吹き出すこ
とができる。Further, since the dew condensation water collecting plate is formed so that the circulating flow flows along the outer circumference of the spiral casing, the circulating flow having a small amount of water can be blown out substantially evenly on the four circumferences in the horizontal direction.
【００４４】また、渦巻状のケーシング内に本体の吐出
口の下辺の高さより高い位置に底面を有し、渦巻状のケ
ーシング側壁内面に結露水案内溝を設けたので、結露水
を室外へ排出することができる。Further, since the bottom surface is provided in the spiral casing at a position higher than the height of the lower side of the discharge port of the main body, and the condensation water guide groove is provided on the inner surface of the spiral casing side wall, the condensed water is discharged to the outside of the room. can do.
【００４５】また、渦巻状のケーシングの側壁内面と外
面に結露水案内溝を設けたので、より多くの結露水を室
外へ排出することができる。Further, since the dew condensation water guide groove is provided on the inner surface and the outer surface of the side wall of the spiral casing, more dew condensation water can be discharged to the outside of the room.
【００４６】また、渦巻状のケーシングの側壁部の外面
に沿って設けられる結露水案内溝の外周壁を上方に延設
して二重壁を形成したので、渦巻状のケーシング内で発
生した音が遮音され、騒音を低減できる。Further, since the outer peripheral wall of the condensed water guide groove provided along the outer surface of the side wall portion of the spiral casing is extended upward to form a double wall, the sound generated in the spiral casing is generated. The sound is insulated and the noise can be reduced.
【図１】本発明の実施の形態１のダクト用換気扇の設置
状態を示す断面図FIG. 1 is a sectional view showing an installation state of a duct ventilation fan according to a first embodiment of the present invention.
【図２】同実施の形態１のダクト用換気扇の横断面図FIG. 2 is a cross-sectional view of the duct ventilation fan according to the first embodiment.
【図３】同実施の形態２のダクト用換気扇の設置状態を
示す断面図FIG. 3 is a cross-sectional view showing an installed state of the duct ventilation fan according to the second embodiment.
【図４】同実施の形態２のダクト用換気扇の横断面図FIG. 4 is a cross-sectional view of the duct ventilation fan according to the second embodiment.
【図５】同実施の形態３のダクト用換気扇の設置状態を
示す断面図FIG. 5 is a cross-sectional view showing the installation state of the duct ventilation fan according to the third embodiment.
【図６】同実施の形態３のダクト用換気扇の横断面図FIG. 6 is a cross sectional view of the duct ventilation fan according to the third embodiment.
【図７】同実施の形態４のダクト用換気扇の設置状態を
示す断面図FIG. 7 is a cross-sectional view showing an installed state of the duct ventilation fan according to the fourth embodiment.
【図８】同実施の形態４のダクト用換気扇の横断面図FIG. 8 is a cross-sectional view of the duct ventilation fan according to the fourth embodiment.
【図９】同実施の形態５のダクト用換気扇の設置状態を
示す断面図FIG. 9 is a cross-sectional view showing an installed state of the duct ventilation fan according to the fifth embodiment.
【図１０】同実施の形態５のダクト用換気扇の横断面図FIG. 10 is a cross-sectional view of the duct ventilation fan according to the fifth embodiment.
【図１１】同実施の形態６のダクト用換気扇の設置状態
を示す断面図FIG. 11 is a cross-sectional view showing an installed state of the duct ventilation fan according to the sixth embodiment.
【図１２】同実施の形態６のダクト用換気扇の横断面図FIG. 12 is a cross-sectional view of the duct ventilation fan according to the sixth embodiment.
【図１３】同実施の形態７のダクト用換気扇の設置状態
を示す断面図FIG. 13 is a cross-sectional view showing an installed state of the duct ventilation fan according to the seventh embodiment.
【図１４】同実施の形態７のダクト用換気扇の横断面図FIG. 14 is a transverse sectional view of the duct ventilation fan according to the seventh embodiment.
【図１５】従来のダクト用換気扇の設置状態を示す断面
図FIG. 15 is a cross-sectional view showing an installed state of a conventional duct ventilation fan.
１ 浴室 ２ 天井面 ３ 開口部 ４ 天井裏 ５ 吸込口 ６ 吐出口 ７ 本体 ８ 送風機 １０ 回転羽根 １１ 送風機吐出口 １２ 循環口 １２ａ 循環口 １２ｂ 循環口 １２ｃ 循環口 １２ｄ 循環口 １２ｅ 循環口 １２ｆ 循環口 １２ｇ 循環口 １２ｈ 循環口 １４ 送風機吸込口 １６ 渦巻状のケーシング １６Ａ 渦巻状のケーシング １６Ｂ 渦巻状のケーシング １６Ｃ 渦巻状のケーシング １６Ｄ 渦巻状のケーシング １６Ｅ 渦巻状のケーシング １６Ｆ 渦巻状のケーシング ２１ 接続ダクト ２２ 重合部 ２３ ルーバー用吸込口 ２４ チャンバー部 ２５ ルーバー用吐出口 ２６ ルーバー ２７ ダクト ２８ アダプター ３０ 結露水集結板 ３０Ａ 結露水集結板 ３０Ｂ 結露水集結板 ３２ 結露水案内溝 ３２Ａ 結露水案内溝 ３２Ｂ 結露水案内溝 ３２ａ 底面 ３２ｃ 開口部 ３２ｆ 開口部 ３２ｇ 開口部 ３３ 外周壁 1 Bathroom 2 Ceiling Surface 3 Opening 4 Ceiling 5 Suction Port 6 Discharge Port 7 Main Body 8 Blower 10 Rotating Blade 11 Blower Discharge Port 12 Circulation Port 12a Circulation Port 12b Circulation Port 12c Circulation Port 12d Circulation Port 12e Circulation Port 12f Circulation Port 12g Circulation port 12h Circulation port 14 Blower suction port 16 Coiled casing 16A Coiled casing 16B Coiled casing 16C Coiled casing 16D Coiled casing 16E Coiled casing 16F Coiled casing 21 Connection duct 22 Polymerization part 23 Suction port for louver 24 Chamber part 25 Discharge port for louver 26 Louver 27 Duct 28 Adapter 30 Condensation water collecting plate 30A Condensation water collecting plate 30B Condensation water collecting plate 32 Condensation water guiding groove 32A Condensation water guiding groove 32a Bottom 32 Opening 32f opening 32g opening 33 the outer peripheral wall
Claims (7)
され、下面に吸込口、および一側面に吐出口を設けた箱
体状の本体と、この本体内部に設けられる、下面に前記
吸込口と連通する送風機吸込口と一側面に前記吐出口と
連通する送風機吐出口、および他の一側面に前記本体内
部に連通する循環口を有した渦巻状のケーシング内部に
回転羽根を設けた送風機と、前記吐出口から突設され、
室外に連通したダクトを接続するアダプターと、前記送
風機の渦巻状のケーシングに形成された送風機用吸込口
に連通するように渦巻状のケーシング下面に設けられた
接続ダクトと、この接続ダクトの下方外周に重合する重
合部を有し、前記本体の下面を覆う椀状で、前記重合部
の形成される中央部には、前記接続ダクトと連通するル
ーバー用吸込口を有し、四周には前記循環口に連通し、
ほぼ水平方向に吐出されるルーバー用吐出口を設けたル
ーバーとを備え、前記本体の内周壁面と前記渦巻状のケ
ーシングおよび前記接続ダクトの外周面との間でチャン
バー部を形成する構成としたダクト用換気扇。1. A box-shaped main body that projects from an opening on the ceiling of a bathroom to the back of the ceiling, and has a suction port on the lower surface and a discharge port on one side, and a lower surface provided inside the main body. Rotating blades are provided inside a spiral casing having a blower suction opening communicating with the suction opening, a blower discharge opening communicating with the discharge opening on one side, and a circulation opening communicating with the inside of the main body on the other side. And a blower that is projected from the discharge port,
An adapter for connecting a duct communicating with the outside, a connecting duct provided on the lower surface of the spiral casing so as to communicate with a blower suction port formed in the spiral casing of the blower, and a lower outer periphery of the connecting duct. A louver suction port that communicates with the connection duct in a central portion where the overlapping portion is formed, and has a louver suction port that covers the lower surface of the main body. Communicating with the mouth,
A louver provided with a louver discharge port for discharging in a substantially horizontal direction, and forming a chamber portion between the inner peripheral wall surface of the main body and the outer peripheral surface of the spiral casing and the connection duct. Ventilation fan for duct.
および一側面に吐出口と連通する送風機吐出口、および
他の一側面と下面に本体内部に形成されるチャンバー部
に連通する循環口を有した渦巻状のケーシングを設けた
請求項１記載のダクト用換気扇。2. A blower suction port communicating with the suction port on the lower surface,
2. The duct according to claim 1, further comprising: a blower discharge port communicating with the discharge port on one side surface, and a spiral casing having a circulation port communicating with the chamber part formed inside the main body on the other side surface and the lower surface. Ventilation fan.
状のケーシングを設けた請求項１または請求項２記載の
ダクト用換気扇。3. The duct ventilation fan according to claim 1 or 2, wherein a spiral casing having a dew condensation plate is provided at the circulation port.
沿い流れるように結露水集結板を形成した渦巻状のケー
シングを設けた請求項３記載のダクト用換気扇。4. The duct ventilation fan according to claim 3, further comprising a spiral casing provided with a condensed water collecting plate so that the circulating air flow flows along the outer circumference of the spiral casing.
下辺の高さより高い位置に底面を有し渦巻状のケーシン
グの側壁部内面に沿って設けられる結露水を受ける結露
水案内溝を設け、前記結露水案内溝の吐出口側端部に結
露水を流出する開口部を設け、結露水を室外に排出する
構成とした請求項３または４記載のダクト用換気扇。5. A dew condensation water guide groove, which has a bottom surface at a position higher than the height of the lower side of the discharge port of the main body, is provided along the inner surface of the side wall portion of the spiral casing to receive dew condensation water in the spiral casing. The duct ventilation fan according to claim 3 or 4, wherein an opening through which the condensed water flows out is provided at an end of the condensed water guide groove on the discharge port side, and the condensed water is discharged to the outside of the room.
に沿って開口部に向かい順次下降するように傾斜させた
結露水案内溝を設けた請求項５記載のダクト用換気扇。6. The duct ventilation fan according to claim 5, further comprising a dew condensation water guide groove that is inclined so as to sequentially descend toward the opening along the inner surface and the outer surface of the side wall of the spiral casing.
って設けられる結露水案内溝の外周壁を上方に延設して
二重壁を形成した請求項６記載のダクト用換気扇。7. The duct ventilation fan according to claim 6, wherein an outer peripheral wall of the dew condensation water guide groove provided along the outer surface of the side wall of the spiral casing extends upward to form a double wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09090296A JP3297589B2 (en) | 1996-04-12 | 1996-04-12 | Duct ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09090296A JP3297589B2 (en) | 1996-04-12 | 1996-04-12 | Duct ventilation fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09280627A true JPH09280627A (en) | 1997-10-31 |
| JP3297589B2 JP3297589B2 (en) | 2002-07-02 |
Family
ID=14011341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP09090296A Expired - Fee Related JP3297589B2 (en) | 1996-04-12 | 1996-04-12 | Duct ventilation fan |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3297589B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010164203A (en) * | 2009-01-13 | 2010-07-29 | Panasonic Corp | Ceiling-embedded ventilator |
| JP2015152185A (en) * | 2014-02-12 | 2015-08-24 | パナソニックＩｐマネジメント株式会社 | Ventilation device |
| KR20180027672A (en) * | 2016-09-05 | 2018-03-15 | 엘지전자 주식회사 | Bathroom management apparatus and method for controling bathroom management apparatus |
| KR20180039788A (en) * | 2016-10-10 | 2018-04-19 | 엘지전자 주식회사 | Bathroom management apparatus and method for controling bathroom management apparatus |
| WO2020183895A1 (en) * | 2019-03-08 | 2020-09-17 | パナソニックＩｐマネジメント株式会社 | Ceiling-embedded ventilation fan |
-
1996
- 1996-04-12 JP JP09090296A patent/JP3297589B2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010164203A (en) * | 2009-01-13 | 2010-07-29 | Panasonic Corp | Ceiling-embedded ventilator |
| JP2015152185A (en) * | 2014-02-12 | 2015-08-24 | パナソニックＩｐマネジメント株式会社 | Ventilation device |
| KR20180027672A (en) * | 2016-09-05 | 2018-03-15 | 엘지전자 주식회사 | Bathroom management apparatus and method for controling bathroom management apparatus |
| KR20180039788A (en) * | 2016-10-10 | 2018-04-19 | 엘지전자 주식회사 | Bathroom management apparatus and method for controling bathroom management apparatus |
| WO2020183895A1 (en) * | 2019-03-08 | 2020-09-17 | パナソニックＩｐマネジメント株式会社 | Ceiling-embedded ventilation fan |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3297589B2 (en) | 2002-07-02 |
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