JP3399140B2 - Ventilation equipment - Google Patents
Ventilation equipmentInfo
- Publication number
- JP3399140B2 JP3399140B2 JP06911895A JP6911895A JP3399140B2 JP 3399140 B2 JP3399140 B2 JP 3399140B2 JP 06911895 A JP06911895 A JP 06911895A JP 6911895 A JP6911895 A JP 6911895A JP 3399140 B2 JP3399140 B2 JP 3399140B2
- Authority
- JP
- Japan
- Prior art keywords
- control box
- ventilation device
- detection
- mounting surface
- blower
- 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.)
- Expired - Fee Related
Links
Landscapes
- Ventilation (AREA)
Description
【0001】[0001]
【産業上の利用分野】本発明は一定風量での換気を実現
する換気装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilation device for realizing ventilation with a constant air volume.
【0002】[0002]
【従来の技術】住宅における浴室やトイレなど複数の室
を単一の送風装置により換気する換気方式は、従来にお
いては単一の排気構造と複数の吸気構造をもつ送風装置
を使って行なわれている。即ち、こうした送風装置の複
数の吸気構造をそれぞれ住宅の各室に個別にダクトで連
絡させている。これにより、各ダクトの通気抵抗を加味
して最適となるように送風装置の能力を決定すれば、各
室は最適な換気量が得られることになり、間取りも全て
同じの画一構造の住宅では、いずれの住宅にもこうした
送風装置が適用できることになる。しかし、住宅の多く
は構成も間取りも個々に異なり、ダクトの長さや曲げ箇
所の数なども異なることになるので、予めダクトの通気
抵抗を加味して送風装置の能力を決定しても最適な換気
量は得難い。2. Description of the Related Art A ventilation system for ventilating a plurality of rooms such as bathrooms and toilets in a house by a single blower is conventionally performed by using a blower having a single exhaust structure and a plurality of intake structures. There is. That is, a plurality of intake structures of such a blower are individually connected to each room of the house by ducts. With this, if the ventilation capacity of each duct is taken into consideration and the capacity of the air blower is determined to be optimal, each room will be able to obtain the optimal ventilation volume, and the layout will be the same for all houses. Then, such a blower can be applied to any house. However, many houses have different configurations and layouts, and the length of the duct and the number of bent points also differ, so even if the ventilation resistance of the duct is taken into consideration in advance, the optimal capacity of the air blower can be determined. Ventilation is difficult to obtain.
【0003】住宅の個別性に対応できる換気技術として
は、例えば特開平1ー239330号公報に示されてい
るようなものがある。これは全体の換気量を送風装置の
排気側によって設定し、個々の換気量をそれぞれの吸気
側によって設定するようにしたもので、送風装置の排気
構造側には風圧を検出する圧力センサが設けられてい
る。この圧力センサの出力は風圧変化率測定手段に入力
され、風圧変化率測定手段は、予め設定された基準風圧
と圧力センサの出力から風圧の変化率を測定し、排気風
量判定手段に出力する。排気風量判定手段は、風圧の変
化率から排気量を判定し、送風機駆動手段により送風装
置を制御する。As a ventilation technique which can cope with individuality of a house, for example, there is one disclosed in JP-A-1-239330. This is a system in which the total ventilation is set by the exhaust side of the blower, and the individual ventilation is set by each intake side.A pressure sensor is installed on the exhaust structure side of the blower to detect wind pressure. Has been. The output of this pressure sensor is input to the wind pressure change rate measuring means, and the wind pressure change rate measuring means measures the change rate of the wind pressure from the preset reference wind pressure and the output of the pressure sensor, and outputs it to the exhaust air flow rate determining means. The exhaust air volume determination means determines the exhaust volume from the rate of change of the wind pressure, and controls the blower device by the blower drive means.
【0004】このような換気を可能とする換気装置は、
送風装置の機敏な制御を要するためその制御回路はイン
バータ回路を含むなど結構複雑な構成となっているが、
従来においては例えば実開昭57―119224号公報
に示されているように、換気装置の本体内部に組込む工
夫がなされてきた。即ち、図8に示すように制御系にお
ける検出部としての圧力検出器101は、送風装置10
2の吸込側と吹出側の圧力を検出する必要から、送風装
置102の吸込口103側と吹出口104側の双方に近
接する位置に配置され、圧力検出口がそれぞれ送風装置
102の吸込口103側と吹出口104側とに臨まされ
ている。図8には明示されていないが、制御回路も圧力
検出器101に隣接した本体の内側面などに組付けられ
ている。A ventilation device that enables such ventilation is
Since the air blower requires agile control, its control circuit has a fairly complicated structure, including an inverter circuit.
Conventionally, as disclosed in, for example, Japanese Utility Model Laid-Open No. 57-119224, a device for incorporating the ventilation device into the main body has been devised. That is, as shown in FIG. 8, the pressure detector 101 as the detection unit in the control system is the blower 10
Since it is necessary to detect the pressures of the suction side and the blowing side of No. 2, the pressure detecting ports are arranged close to both the suction port 103 side and the blowing port 104 side of the blower device 102, and the pressure detecting ports are respectively the suction port 103 of the blower device 102. Side and the outlet 104 side. Although not shown in FIG. 8, the control circuit is also mounted on the inner surface of the main body adjacent to the pressure detector 101.
【0005】[0005]
【発明が解決しようとする課題】上記したような従来の
換気装置は、多くが天井裏の比較的狭隘な空間に取り付
けられるため、小型化の要請が強いものの圧力検出器1
01や制御回路が小型化への対応をし難いものとしてい
る。また圧力検出器101や制御回路が吸込み空気に晒
されるため、吸込み空気に含まれる湿気が原因となる故
障が起き勝ちである。特に制御回路にインバータ回路を
含むものでは、制御回路自体が嵩張る傾向にあるうえ、
湿気によるトラブルも起き易い。Many of the conventional ventilation devices as described above are mounted in a relatively narrow space under the ceiling, and therefore the pressure detector 1 is strongly required to be miniaturized.
01 and the control circuit make it difficult to cope with miniaturization. Further, since the pressure detector 101 and the control circuit are exposed to the intake air, a failure caused by moisture contained in the intake air is likely to occur. Especially when the control circuit includes an inverter circuit, the control circuit itself tends to be bulky and
Problems due to moisture are also likely to occur.
【0006】本発明はかかる従来の問題点を解消するた
めになされたもので、その課題とするところは、制御系
の主要部分を制御箱に収納し、これを外付けにすること
により本体の小型化を図り、制御にかかる故障も回避で
きる換気装置を得ることであり、その装置の組立性や組
付性さらには取付性や保守性をも向上させることであ
り、その制御箱の平面積を小さくすることである。The present invention has been made to solve the above-mentioned conventional problems. The problem is that the main part of the control system is housed in a control box and externally attached to the main body. The goal is to obtain a ventilation system that can be downsized and avoid control failures, and to improve the assembly and assembly of the system as well as the installation and maintenance. Is to be small.
【0007】[0007]
【課題を解決するための手段】前記課題を達成するため
に請求項1の発明は、吸気風路の上流側と下流側との圧
力差を検知する圧力センサを備え、この圧力センサの検
知する圧力差が予め設定された目標値に一致するように
送風機を制御するように構成した換気装置に対して、送
風機への吸気構造の外表の一部に取付面を構成し、この
取付面に圧力差を検出するための検出孔を開口させ、送
風機を制御する制御回路と圧力センサとを取付面に着脱
可能に構成した制御箱に収め込み、この制御箱の取付面
に対面する当り面に、圧力センサに連絡する圧力検出用
の検出口を配設し、この検出口が取付面に制御箱を装着
することにより検出孔に機能可能態の接続関係になるよ
うにする手段を採用する。In order to achieve the above object, the invention of claim 1 is provided with a pressure sensor for detecting the pressure difference between the upstream side and the downstream side of the intake air passage, and this pressure sensor detects the pressure difference. For a ventilation device that is configured to control a blower so that the pressure difference matches a preset target value, a mounting surface is configured on a part of the outer surface of the intake structure for the blower, and the pressure is applied to this mounting surface. A detection hole for detecting the difference is opened, and a control circuit for controlling the blower and a pressure sensor are housed in a control box that is detachably configured on the mounting surface, and on the contact surface facing the mounting surface of the control box, A means for arranging a detection port for pressure detection, which communicates with the pressure sensor, and mounting the control box on the mounting surface so that the detection hole has a functional connection state, is adopted.
【0008】前記課題を達成するために請求項2の発明
は、請求項1にかかる手段における検出孔を取付面より
突出する突出部に開口させ、制御箱側の検出口を突出部
に係合し、当り面に形成した凹部に対して開口させる手
段を採用する。To achieve the above object, a second aspect of the present invention is to open the detection hole in the means according to the first aspect to a projecting portion projecting from the mounting surface, and engage the detection opening on the control box side with the projecting portion. However, a means for opening the recess formed on the contact surface is adopted.
【0009】前記課題を達成するために請求項3の発明
は、請求項1にかかる手段における検出孔を取付面より
後退する凹部に開口させ、制御箱側の検出口を凹部に係
合し、当り面に形成した突出部に対して開口させる手段
を採用する。In order to achieve the above-mentioned object, the invention of claim 3 makes the detection hole in the means according to claim 1 open in a recess recessed from the mounting surface, and engages the detection opening on the control box side with the recess. A means for opening the protrusion formed on the contact surface is adopted.
【0010】前記課題を達成するために請求項4の発明
は、請求項1にかかる手段における取付面を、換気装置
の取付状態においてほぼ側面になる部分に形成し、制御
箱の当り面側の上部にフック状の掛止部と、一側に係止
孔とを設け、取付面側には掛止部が掛け止まり横方向に
スライドできる突起と、スライドにより係止孔に係合す
る係合突起とを設け、制御箱を取付面に掛け止めとスラ
イドにより係脱できるようにする手段を採用する。In order to achieve the above-mentioned object, the invention of claim 4 forms the mounting surface in the means according to claim 1 at a portion which becomes substantially a side surface in the mounted state of the ventilation device, and A hook-shaped hooking part is provided on the upper part and a locking hole is provided on one side, and the locking part is locked on the mounting surface side and the protrusion is slidable in the lateral direction, and the engagement is engaged with the locking hole by sliding. The control box is provided with a protrusion, and means for enabling the control box to be engaged with and disengaged from the mounting surface by sliding.
【0011】前記課題を達成するために請求項5の発明
は、請求項1にかかる手段における取付面を、換気装置
の取付状態においてほぼ側面になる部分に形成し、制御
箱内の下部に端子盤やメンテナンスにかかる表示手段等
の設置作業や保守操作に必要な回路構成部材を集合させ
る手段を採用する。In order to achieve the above object, the invention of claim 5 is such that the mounting surface in the means according to claim 1 is formed in a portion which becomes substantially a side surface in the mounted state of the ventilation device, and the terminal is provided in the lower part in the control box. A means for assembling circuit components necessary for installation work and maintenance operations such as a panel and display means for maintenance is adopted.
【0012】前記課題を達成するために請求項6の発明
は、請求項5にかかる手段における制御箱の下面に、外
部回路との接続のための接続窓と、表示手段を視認でき
る確認窓を設ける手段を採用する。In order to achieve the above object, the invention of claim 6 provides a connection window for connecting to an external circuit and a confirmation window for visually recognizing the display means on the lower surface of the control box in the means according to claim 5. Adopt means to be provided.
【0013】前記課題を達成するために請求項7の発明
は、請求項1にかかる手段における制御箱内に設けられ
た回路基板の背面に、圧力センサと検出口とを連絡する
検出用チューブを配設し、回路基板と検出用チューブと
の間には保護シートを介在させる手段を採用する。In order to achieve the above object, the invention of claim 7 provides a detection tube for connecting the pressure sensor and the detection port to the back surface of the circuit board provided in the control box in the means according to claim 1. A means for disposing a protective sheet is provided between the circuit board and the detection tube.
【0014】[0014]
【作用】請求項1にかかる前記手段においては、送風機
を制御する制御回路と圧力センサとが制御箱に収め込ま
れ、送風機への吸気構造の外表の一部に着脱可能に外付
けにされるので、吸気構造や排気構造及び送風機で構成
される本体は、制御回路や圧力センサを組込むより小型
にすることができるうえ、制御回路を吸込み気流に晒さ
せずに済む。そして、制御箱をその当り面を、吸気構造
の取付面に対面させて装着することにより、制御箱内の
圧力センサが機能可能態になる。According to the above-mentioned means, the control circuit for controlling the blower and the pressure sensor are housed in the control box, and are detachably attached to a part of the outer surface of the intake structure for the blower. Therefore, the main body including the intake structure, the exhaust structure, and the blower can be made smaller than the one in which the control circuit and the pressure sensor are incorporated, and the control circuit does not have to be exposed to the intake airflow. Then, by mounting the control box with its contact surface facing the mounting surface of the intake structure, the pressure sensor in the control box becomes functional.
【0015】請求項2にかかる前記手段においては、請
求項1にかかる作用とともに取付面の突出部に当り面の
凹部を係合させることにより制御箱を適正な位置に取付
けることができる。また、制御箱を突出部のない単純な
箱体に構成でき、制御箱の検出口も凹部により損傷を受
けにくくなる。According to the second aspect of the present invention, the control box can be attached at an appropriate position by engaging the projection of the attachment surface with the concave portion of the contact surface in addition to the operation according to the first aspect. Further, the control box can be configured as a simple box body without a protruding portion, and the detection opening of the control box is less likely to be damaged by the concave portion.
【0016】請求項3にかかる前記手段においては、請
求項1にかかる作用とともに取付面の凹部に当り面の突
出部を係合させることにより制御箱を適正な位置に取付
けることができる。また、当り面の検出口が突部により
保護されることになる。According to the third aspect of the present invention, the control box can be mounted at an appropriate position by engaging the concave portion of the mounting surface with the projection of the contact surface in addition to the operation of the first aspect. Further, the detection opening on the contact surface is protected by the protrusion.
【0017】請求項4にかかる前記手段においては、請
求項1にかかる作用とともに取付面が取付状態において
ほぼ側面になる部分にあり、制御箱をその取付面に掛け
止めとスライドにより係脱できるため、天井裏に取り付
ける場合にも制御箱の係脱操作を、制御箱を引っ掛けて
落下しにくい状態において室内側から確実に行なうこと
ができる。According to the fourth aspect of the present invention, in addition to the function according to the first aspect, the mounting surface is substantially a side surface in the mounted state, and the control box can be engaged with and disengaged from the mounting surface by locking and sliding. Even when the control box is mounted on the ceiling, the control box can be securely engaged and disengaged from the indoor side in a state where the control box is difficult to be hooked and fall.
【0018】請求項5にかかる前記手段においては、請
求項1にかかる作用とともに天井裏に取り付ける場合
に、室内側から設置に必要な配線関係の作業や保守操作
を集約して行ないうるようになる。In the means according to the fifth aspect, in addition to the function according to the first aspect, the wiring-related work and the maintenance operation necessary for the installation can be collectively performed from the inside of the room when it is mounted on the ceiling. .
【0019】請求項6にかかる前記手段においては、請
求項5にかかる作用とともに室内側から配線作業と確認
窓を通じてメンテナンスにかかる表示手段を視認する確
認作業を行なうことができる。In the means according to the sixth aspect, in addition to the operation according to the fifth aspect, it is possible to perform confirmation work for visually confirming the display means for maintenance from the inside of the room through the wiring work and the confirmation window.
【0020】請求項7にかかる前記手段においては、請
求項1にかかる作用とともに回路基板と検出用チューブ
とを、保護シートにより回路基板の背面に突き出すリー
ドなどによって検出用チューブが破損する恐れなく立体
配置することができる。In the means according to claim 7, in addition to the action according to claim 1, the circuit board and the detection tube are solid without any fear of damage to the detection tube due to a lead or the like protruding to the back surface of the circuit board by a protective sheet. Can be placed.
【0021】[0021]
【実施例】以下に本発明の一実施例を図面に基づいて説
明する。この実施例の換気装置は天井裏の空間等に取り
付けられるもので、その本体1は、図1と図2に示すよ
うに排気のための一つの排気構造2と、吸気のための複
数(この実施例では3個である)の吸気構造3,4,5
と、吸気構造3,4,5側から排気構造2側への換気流
を形成する送風機6を組込んだ送風装置とから構成され
ている。各吸気構造3,4,5は同じ構造で、図3に示
すようにそのおのおのにそれぞれの内部に形成された吸
気風路の通気面積を調整する風量調節板7が段階的に開
度を設定できるように設けられ、方形の箱型に構成され
た送風装置の3方の側面に一つずつ取り付けられ、それ
ぞれダクト8を介して住居の各ゾーンに連絡される。排
気構造2は送風装置の他の一つの側面に取り付けられ、
ダクト8を介して屋外へ連絡される。各吸気構造3,
4,5にはその吸気風路の各風量調節板7の下流側に、
当該部を開閉し閉位置でも小さい通気面積を保持してい
る電動ダンパ9がそれぞれ設けられている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. The ventilator of this embodiment is installed in a space above the ceiling, and its main body 1 has one exhaust structure 2 for exhaust as shown in FIGS. Intake structure 3, 4, 5)
And a blower device incorporating a blower 6 that forms a ventilation flow from the intake structure 3, 4, 5 side to the exhaust structure 2 side. The intake structures 3, 4 and 5 have the same structure, and as shown in FIG. 3, an air volume adjusting plate 7 for adjusting the ventilation area of the intake air passage formed inside each of them sets the opening stepwise. It is provided so that it can be attached to each of the three sides of a rectangular box-shaped blower, and is connected to each zone of the house through ducts 8. The exhaust structure 2 is attached to the other side of the blower,
It is communicated to the outside through the duct 8. Each intake structure 3,
4 and 5 are located on the downstream side of the air volume adjusting plates 7 in the intake air passage,
Each of the electric dampers 9 is provided that opens and closes the portion and maintains a small ventilation area even in the closed position.
【0022】吸気構造3,4,5の外側面は図3に示す
ように垂直な面構成で、その片側側面には風量調節板7
を跨ぐように取付面10が形成されている。そして、吸
気構造3,4,5の一つの取付面10に対して制御箱1
1が着脱可能に装着されている。取付面10の中央には
横方向に凹部12が形成され、この凹部12の風量調節
板7を跨ぐ位置に二つの横長の検出孔13が形成されて
いる。これらの検出孔13はそれぞれ風量調節板7の上
流側と下流側の吸気風路に開口している。制御箱11は
角形に構成され、背面が当り面14として取付面10に
接合される。制御箱11の内部には吸気風路の上流側と
下流側との圧力差を検知する圧力センサ15と、この圧
力センサ15の検知する圧力差が予め設定された目標値
に一致するように送風機6を制御する制御回路が組込ま
れている。組込まれた圧力センサ15の二つの検出口1
6は、制御箱11の当り面14に突出した突出部17に
開口され、取付面10に制御箱11を装着することによ
り検出孔13に突出部17が係合し、機能可能態の接続
関係になる。この吸気構造3を通過する風量と風量調節
板7の上流側と下流側との圧力差の関係は指数関数とな
り、通過する風量に対応した差圧が現われる。従って、
圧力センサ15は当該吸気構造3を流れる風量を検知す
る手段となっている。As shown in FIG. 3, the outer surfaces of the intake structures 3, 4 and 5 have a vertical surface configuration, and the air volume adjusting plate 7 is provided on one side surface thereof.
The mounting surface 10 is formed so as to straddle. The control box 1 is attached to one mounting surface 10 of the intake structures 3, 4, and 5.
1 is detachably attached. A concave portion 12 is formed in the lateral direction at the center of the mounting surface 10, and two laterally long detection holes 13 are formed at a position of the concave portion 12 straddling the air volume adjusting plate 7. These detection holes 13 are opened in the intake air passages on the upstream side and the downstream side of the air volume adjusting plate 7, respectively. The control box 11 is formed in a rectangular shape, and its back surface is joined to the mounting surface 10 as a contact surface 14. Inside the control box 11, a pressure sensor 15 for detecting a pressure difference between the upstream side and the downstream side of the intake air passage, and a blower so that the pressure difference detected by the pressure sensor 15 matches a preset target value. A control circuit for controlling 6 is incorporated. Two detection ports 1 of built-in pressure sensor 15
6 is opened to a projecting portion 17 projecting on the contact surface 14 of the control box 11, and by mounting the control box 11 on the mounting surface 10, the projecting portion 17 is engaged with the detection hole 13 to establish a functional connection state. become. The relationship between the air volume passing through the intake structure 3 and the pressure difference between the upstream side and the downstream side of the air volume adjusting plate 7 becomes an exponential function, and a differential pressure corresponding to the air volume passing appears. Therefore,
The pressure sensor 15 is a means for detecting the amount of air flowing through the intake structure 3.
【0023】制御箱11の吸気構造3への取り付けは、
図3及び図4に示すように掛け止めとねじ締めによって
行なわれている。即ち、制御箱11にはその当り面14
の上部に切り起こしによる下向きのフックを持つ掛止部
18と、上部側の側方に切り起こしによる横向きのフッ
クを持つ掛止部19と、一側面に係止孔20がそれぞれ
形成されている。一方、取付面10側には、取付面10
の中央上縁にストッパ部21を持つ突起22が上向きに
形成され、取付面10の送風装置側の奥部分には係合突
起23が形成されている。そして、取付面10の下方に
はねじ挿通孔を有する受部24が形成されている。The control box 11 is attached to the intake structure 3 by
As shown in FIGS. 3 and 4, it is carried out by latching and screwing. That is, the control box 11 has its contact surface 14
A hooking portion 18 having a downward hook by cutting and raising at the upper part, a hooking portion 19 having a lateral hook by cutting and raising at the upper side, and a locking hole 20 formed on one side surface, respectively. . On the other hand, on the mounting surface 10 side, the mounting surface 10
A protrusion 22 having a stopper portion 21 is formed upward at the center upper edge of the, and an engagement protrusion 23 is formed in the rear portion of the attachment surface 10 on the blower side. A receiving portion 24 having a screw insertion hole is formed below the mounting surface 10.
【0024】制御箱11の当り面14を取付面10に対
向させ、取付面10の各検出孔13に各検出口16を対
応させて掛止部18を上縁の突起22に引っ掛け、取付
面10と当り面14とを合せながら送風装置側へ制御箱
11をストッパ部21により止まるまでスライドさせ
る。これにより、係止孔20に係合突起23が係合し、
横向きのフックを持つ掛止部19が取付面10の端縁の
段部25に当り、制御箱11は落下の恐れなく位置決め
され仮付けされる。最後に制御箱11の底部から受部2
4に対してネジ26を通して締め付ければ制御箱11は
しっかりと吸気構造3の取付面10に固定される。この
状態で制御箱11の圧力センサ15は機能態に置かれ
る。上述の手順を反対に行なえば、制御箱11を取り外
すことができる。このような掛け止めとスライドに伴う
位置決めがなされる着脱操作は、本体1が天井裏に取り
付けられる場合には、制御箱11を片手で操作でき、落
下させる恐れもなく室内側から作業することができ都合
がよい。The contact surface 14 of the control box 11 is made to face the mounting surface 10, the detection holes 16 of the mounting surface 10 are made to correspond to the respective detection ports 16, and the hooking portions 18 are hooked on the protrusions 22 on the upper edge, and the mounting surface is made. While aligning 10 and the contact surface 14, the control box 11 is slid toward the air blower side until it is stopped by the stopper portion 21. As a result, the engagement protrusion 23 engages with the locking hole 20,
The hooking portion 19 having a sideways hook hits the step 25 at the edge of the mounting surface 10, and the control box 11 is positioned and temporarily attached without fear of falling. Finally, from the bottom of the control box 11 to the receiving part 2
The control box 11 is firmly fixed to the mounting surface 10 of the intake structure 3 by tightening the screws 26 on the control box 4. In this state, the pressure sensor 15 of the control box 11 is placed in a functional state. The control box 11 can be removed by reversing the above procedure. When the main body 1 is mounted on the ceiling, the control box 11 can be operated with one hand when the main body 1 is mounted on the ceiling, and the work can be performed from the indoor side without fear of dropping. It is convenient and convenient.
【0025】制御箱11の当り面14に配設された検出
口16は突出部17により保護され、潰れたりする不都
合は殆ど起きないが、図6に示すように取付面10の検
出孔13を取付面10より突出する突出部27に開口さ
せ、検出口16を当り面14より後退する凹部28に開
口させることにより、検出口16の保護と、突出部27
と凹部28との係合により検出孔13と検出口16との
位置合せが容易になる。また、制御箱11が突出部分を
持たない単純な箱体になるので、制御箱11の組立てや
組付けにおける操作がしやすく、扱い易くなる。The detection port 16 provided on the contact surface 14 of the control box 11 is protected by the protrusion 17 and is hardly crushed. However, as shown in FIG. By opening the protrusion 27 protruding from the mounting surface 10 and opening the detection opening 16 in the recess 28 retracting from the contact surface 14, the detection opening 16 is protected and the projection 27 is formed.
The engagement between the detection hole 13 and the detection opening 16 is facilitated by the engagement between the detection hole 13 and the recess 28. Further, since the control box 11 is a simple box body having no protruding portion, the control box 11 can be easily operated and assembled during assembly and assembly.
【0026】次に図4,6,7に基づいて制御箱11自
体の構成について説明する。制御箱11は当り面14を
形成するベースケース29とこれを被蓋するカバーケー
ス30とからなり、ベースケース29の内面に圧力セン
サ15が取り付けられている。圧力センサ15と各検出
口16間はシリコンゴム等よりなる検出用チューブ31
で連絡されている。この上に制御回路を構成した第1の
回路基板32が重ねられて取り付けられ、その上にカバ
ーケース30に取り付けられた第2の回路基板33が重
ねられた立体構成となっている。第1の回路基板32と
検出用チューブ31との間には薄膜の保護シート34が
挟み込まれ、第1の回路基板32の裏面に突出するリー
ド等によって検出用チューブ31が損傷しないようにな
っている。従って、制御箱11の当り面14をそれ程広
く採れない吸気構造3,4,5の取付面10に合わせて
小さくすることができる。Next, the structure of the control box 11 itself will be described with reference to FIGS. The control box 11 includes a base case 29 that forms the contact surface 14 and a cover case 30 that covers the contact surface 14. A pressure sensor 15 is attached to the inner surface of the base case 29. Between the pressure sensor 15 and each detection port 16 is a detection tube 31 made of silicon rubber or the like.
Have been contacted by. A first circuit board 32, which constitutes a control circuit, is mounted on top of this, and a second circuit board 33, which is mounted on the cover case 30, is stacked on top of it, forming a three-dimensional structure. A thin film protective sheet 34 is sandwiched between the first circuit board 32 and the detection tube 31 so that the detection tube 31 is not damaged by a lead protruding on the back surface of the first circuit board 32. There is. Therefore, the contact surface 14 of the control box 11 can be made smaller in accordance with the mounting surface 10 of the intake structure 3, 4, 5 which is not so wide.
【0027】第1の回路基板32の下端部には端子盤3
5が、第2の回路基板33の下端部にはメンテナンスに
かかる表示手段36等の設置作業や保守操作に必要な回
路構成部材が集合して配置されている。そして、制御箱
11の下面には、外部回路との接続のための接続窓37
と、表示手段36を視認できる確認窓38が開設され、
制御箱11を装着した状態で配線操作や表示手段36の
確認作業を室内側から行なうことができるようになって
いる。制御回路の出力線を送風機6や電動ダンパ9のモ
ータに接続することにより換気装置に所期の換気機能を
行なわせることができる。The terminal board 3 is provided at the lower end of the first circuit board 32.
5, the circuit components necessary for the installation work such as the display means 36 for maintenance and the maintenance operation are collectively arranged at the lower end portion of the second circuit board 33. Then, on the lower surface of the control box 11, a connection window 37 for connection with an external circuit is provided.
Then, a confirmation window 38 for viewing the display means 36 is opened,
With the control box 11 mounted, wiring operation and confirmation work of the display means 36 can be performed from the indoor side. By connecting the output line of the control circuit to the motor of the blower 6 or the electric damper 9, the ventilation device can be made to perform a desired ventilation function.
【0028】即ち、圧力センサ15の出力が制御回路に
入力される。制御回路は圧力センサ15の出力と設定手
段で設定された基準信号とを比較する比較手段と、比較
手段の出力を受けて送風機6を直接制御するインバータ
等の送風機駆動手段により構成されている。この制御回
路の制御機能はフィードバック制御であり、圧力センサ
15の出力と基準信号との差がなくなるように制御対象
である送風機6のモータを駆動制御する。即ち、送風機
6は送風装置のこの一つの吸気構造3を通過する風量が
一定となるように制御される。基準信号はこれを出力す
る設定手段に接続された調整手段により任意の値に可変
できる。That is, the output of the pressure sensor 15 is input to the control circuit. The control circuit is composed of comparing means for comparing the output of the pressure sensor 15 with the reference signal set by the setting means, and blower driving means such as an inverter for directly controlling the blower 6 by receiving the output of the comparing means. The control function of this control circuit is feedback control, and drives and controls the motor of the blower 6 to be controlled so that there is no difference between the output of the pressure sensor 15 and the reference signal. That is, the blower 6 is controlled so that the amount of air passing through the one intake structure 3 of the blower becomes constant. The reference signal can be varied to any value by the adjusting means connected to the setting means for outputting the reference signal.
【0029】この換気装置では制御にかかる構成部材が
制御箱11に集約され、本体1に対して外付けにされる
ので、本体1に内蔵する場合より本体1を小型化できる
うえ、制御回路の湿気による故障も回避することができ
る特徴がある。なお、吸気構造3,4,5が3個の換気
装置に限らず一つ以上ある換気装置であれば上記した構
成を採用することが可能である。In this ventilator, since the structural members related to the control are integrated in the control box 11 and attached externally to the main body 1, the main body 1 can be made smaller than when incorporated in the main body 1, and the control circuit It has the feature that it can avoid failures due to moisture. The intake structures 3, 4, 5 are not limited to the three ventilation devices, and the above-described configuration can be adopted as long as the ventilation device has one or more ventilation devices.
【0030】[0030]
【発明の効果】以上実施例による説明からも明らかなよ
うに請求項1の発明によれば、送風機を制御する制御回
路と圧力センサとが制御箱に収め込まれ、送風機への吸
気構造の外表の一部に着脱可能に外付けにされるので、
吸気構造や排気構造及び送風機で構成される本体は、制
御回路や圧力センサを組込むより小型にすることができ
るうえ、制御回路を吸込み気流に晒させずに済むので制
御にかかる故障も回避できる。また制御箱の当り面を、
吸気構造の取付面に対面させて装着することにより、制
御箱内の圧力センサを機能可能態におくことができるの
で、組立性や組付性が向上する。As is apparent from the above description of the embodiment, according to the invention of claim 1, the control circuit for controlling the blower and the pressure sensor are housed in the control box, and the outer structure of the intake structure to the blower is shown. Since it is detachably attached to part of the
The main body composed of the intake structure, the exhaust structure, and the blower can be made smaller than a control circuit or pressure sensor is incorporated, and the control circuit does not have to be exposed to the intake air flow, so that a failure related to control can be avoided. In addition, the contact surface of the control box
Since the pressure sensor in the control box can be placed in a functional state by mounting it so as to face the mounting surface of the intake structure, the assemblability and the assemblability are improved.
【0031】請求項2の発明によれば、請求項1の発明
にかかる効果とともに取付面の突出部に当り面の凹部を
係合させることにより制御箱を適正な位置に取付けるこ
とができ、制御箱を突出部分のない単純な箱体に構成す
ることができるので、制御箱の検出口も凹部により損傷
を受けにくくなり、組立性や組付性が一層向上する。According to the invention of claim 2, in addition to the effect according to the invention of claim 1, the control box can be mounted at an appropriate position by engaging the projection of the mounting surface with the recess of the contact surface, and controlling the control box. Since the box can be configured as a simple box having no protruding portion, the detection opening of the control box is less likely to be damaged by the recess, and the assembling and assembling properties are further improved.
【0032】請求項3の発明によれば、請求項1の発明
にかかる効果とともに取付面の凹部に当り面の突出部を
係合させることにより制御箱を適正な位置に取付けるこ
とができ、組付性が向上するうえ、当り面の検出口を突
出部により保護することができる。According to the invention of claim 3, in addition to the effect of the invention of claim 1, by engaging the projection of the contact surface with the recess of the mounting surface, the control box can be mounted at an appropriate position. In addition to improving the sticking property, the detection port on the contact surface can be protected by the protrusion.
【0033】請求項4の発明によれば、請求項1の発明
にかかる効果とともに取付面が取付状態においてほぼ側
面になる部分にあり、制御箱をその取付面に掛け止めと
スライドにより係脱できるため、天井裏に取り付ける場
合にも制御箱の係脱操作を、制御箱を引っ掛けて落下し
にくい状態において室内側から確実に行なうことがで
き、取付性が向上する。According to the invention of claim 4, in addition to the effect according to the invention of claim 1, the mounting surface is in a portion which is substantially a side surface in the mounted state, and the control box can be engaged with and disengaged from the mounting surface by locking and sliding. Therefore, even when the control box is mounted on the ceiling, the engagement / disengagement operation of the control box can be reliably performed from the indoor side in a state in which the control box is difficult to be hooked and fall, and the mountability is improved.
【0034】請求項5の発明によれば、請求項1の発明
にかかる効果とともに天井裏に取り付ける場合に、室内
側から設置に必要な配線関係の作業や保守操作を集約し
て行ないうるようにでき、取付性の向上を図ることがで
きる。According to the invention of claim 5, in addition to the effect of the invention of claim 1, when mounting on the back of the ceiling, wiring-related work and maintenance operations necessary for installation can be collectively performed from the indoor side. It is possible to improve the mountability.
【0035】請求項6の発明によれば、請求項5の発明
にかかる効果とともに室内側から配線作業と確認窓を通
じてメンテナンスにかかる表示手段を視認する確認作業
を行なうことができ、特にメンテナンス性が向上する。According to the invention of claim 6, in addition to the effect of the invention of claim 5, it is possible to perform a confirming work for visually confirming the display means for maintenance through the wiring work and the confirming window from the inside of the room. improves.
【0036】請求項7の発明によれば、請求項1の発明
にかかる効果とともに回路基板と検出用チューブとを、
保護シートにより回路基板の背面に突き出すリードなど
によって検出用チューブが破損する恐れなく立体配置す
ることができ、制御箱の平面積を小さくできる。According to the invention of claim 7, in addition to the effect of the invention of claim 1, the circuit board and the detection tube are provided.
The protective sheet allows the detection tube to be three-dimensionally arranged without fear of being damaged by a lead protruding to the back surface of the circuit board, thus reducing the plane area of the control box.
【図1】この発明の実施例としての換気装置の構成を示
す略体断面図である。FIG. 1 is a schematic sectional view showing a configuration of a ventilation device as an embodiment of the present invention.
【図2】実施例の換気装置の構成を示す略体斜視図であ
る。FIG. 2 is a schematic perspective view showing the configuration of the ventilation device of the embodiment.
【図3】実施例の換気装置の吸気構造を単独に示す斜視
図である。FIG. 3 is a perspective view independently showing the intake structure of the ventilation device of the embodiment.
【図4】実施例の換気装置の制御箱を示す側面図であ
る。FIG. 4 is a side view showing a control box of the ventilation device according to the embodiment.
【図5】実施例の制御箱の底面図である。FIG. 5 is a bottom view of the control box of the embodiment.
【図6】制御箱と取付面の関係に関する他の実施例を示
す要部の拡大断面図である。FIG. 6 is an enlarged cross-sectional view of a main part showing another embodiment regarding the relationship between the control box and the mounting surface.
【図7】実施例の制御箱の分解斜視図である。FIG. 7 is an exploded perspective view of the control box of the embodiment.
【図8】従来の換気装置を示す構成図である。FIG. 8 is a configuration diagram showing a conventional ventilation device.
1 本体 2 排気構造 3 吸気構造 4 吸気構造 5 吸気構造 6 送風機 10 取付面 11 制御箱 12 凹部 13 検出孔 14 当り面 15 圧力センサ 16 検出口 17 突出部 18 掛止部 20 係止孔 22 突起 23 係合突起 27 突出部 28 凹部 31 検出用チューブ 32 第1の回路基板 34 保護シート 35 端子盤 36 表示手段 37 接続窓 38 確認窓 1 body 2 exhaust structure 3 Intake structure 4 Intake structure 5 Intake structure 6 blower 10 Mounting surface 11 control box 12 recess 13 Detection hole 14 contact surface 15 Pressure sensor 16 Detection port 17 Projection 18 Hook 20 locking hole 22 protrusion 23 Engagement protrusion 27 Projection 28 recess 31 Detection tube 32 First circuit board 34 Protective sheet 35 terminal board 36 display means 37 Connection window 38 Confirmation window
───────────────────────────────────────────────────── フロントページの続き (72)発明者 長谷川 久男 岐阜県中津川市駒場町1番3号 三菱電 機株式会社 中津川製作所内 (56)参考文献 特開 平1−239330(JP,A) 特開 昭59−195043(JP,A) 実開 昭57−119224(JP,U) (58)調査した分野(Int.Cl.7,DB名) F24F 7/00 - 7/06 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hisao Hasegawa 1-3 Komaba-cho, Nakatsugawa-shi, Gifu Mitsubishi Electric Corporation Nakatsugawa Works (56) Reference JP-A-1-239330 (JP, A) Showa 59-195043 (JP, A) Actual development Showa 57-119224 (JP, U) (58) Fields investigated (Int.Cl. 7 , DB name) F24F 7/ 00-7/06
Claims (7)
吸気構造と、この吸気構造側から上記排気構造側への換
気流を形成する送風機とを備えた本体の上記吸気構造に
対して、当該吸気風路の上流側と下流側との圧力差を検
知する圧力センサを設け、この圧力センサの検知する圧
力差が予め設定された目標値に一致するように上記送風
機を制御するように構成した換気装置であって、上記吸
気構造には、その外表の一部に取付面を構成するととも
に、この取付面に圧力差を検出するための検出孔を開口
させ、上記送風機を制御する制御回路と上記圧力センサ
とを上記取付面に着脱可能に構成した制御箱に収め込
み、この制御箱の上記取付面に対面する当り面には、上
記圧力センサに連絡する圧力検出用の検出口を配設し、
この検出口が上記取付面に制御箱を装着することにより
上記検出孔に機能可能態の接続関係になるようにしたこ
とを特徴とする換気装置。1. The above-mentioned intake structure of a main body provided with an exhaust structure for exhaust, an intake structure for intake, and a blower forming a ventilation flow from this intake structure side to the exhaust structure side. , A pressure sensor for detecting a pressure difference between the upstream side and the downstream side of the intake air passage is provided, and the blower is controlled so that the pressure difference detected by the pressure sensor matches a preset target value. A ventilation device configured to control the blower by forming a mounting surface on a part of the outer surface of the intake structure and opening a detection hole for detecting a pressure difference in the mounting surface. The circuit and the pressure sensor are housed in a control box configured to be attachable to and detachable from the mounting surface, and a detection port for pressure detection that communicates with the pressure sensor is provided on the contact surface facing the mounting surface of the control box. Arranged,
A ventilator characterized in that the detection opening is provided with a control box mounted on the mounting surface so that the detection opening has a functional connection.
出孔を取付面より突出する突出部に開口させ、制御箱側
の検出口を当り面に形成した上記突出部に係合する凹部
に対して開口させたことを特徴とする換気装置。2. The ventilation device according to claim 1, wherein the detection hole is opened in a protrusion protruding from the mounting surface, and the detection opening on the control box side is engaged with the protrusion formed on the contact surface. A ventilation device characterized by being opened to a recess.
出孔を取付面より後退する凹部に開口させ、制御箱側の
検出口を当り面に形成した上記凹部に係合する突出部に
対して開口させたことを特徴とする換気装置。3. The ventilation device according to claim 1, wherein the detection hole is opened in a recess recessed from the mounting surface, and the detection opening on the control box side is engaged with the recess formed in the contact surface. Ventilation device characterized by opening to.
付面を換気装置の取付状態においてほぼ側面になる部分
に形成し、制御箱の当り面側の上部にフック状の掛止部
と、一側に係止孔とを設け、上記取付面側には上記掛止
部が掛け止まり横方向にスライドできる突起と、スライ
ドにより上記係止孔に係合する係合突起とを設け、制御
箱を取付面に掛け止めとスライドにより係脱できるよう
にしたことを特徴とする換気装置。4. The ventilation device according to claim 1, wherein the attachment surface is formed to be a substantially side surface when the ventilation device is attached, and a hook-shaped hooking portion is provided on an upper portion of a contact surface side of the control box. A locking hole is provided on one side, and a projection that can be slid laterally by the locking portion is provided on the mounting surface side, and an engagement projection that engages with the locking hole by sliding, Ventilation device characterized in that the control box can be engaged and disengaged by hanging it on the mounting surface and sliding it.
付面を換気装置の取付状態においてほぼ側面になる部分
に形成し、制御箱内の下部に端子盤やメンテナンスにか
かる表示手段等の設置作業や保守操作に必要な回路構成
部材を集合させたことを特徴とする換気装置。5. The ventilation device according to claim 1, wherein the mounting surface is formed in a portion that is substantially a side surface when the ventilation device is mounted, and a terminal board, a display means for maintenance, and the like are provided in a lower portion of the control box. Ventilation device characterized by gathering the circuit components necessary for installation work and maintenance operation.
御箱の下面に外部回路との接続のための接続窓と、表示
手段を視認できる確認窓を設けたことを特徴とする換気
装置。6. The ventilation device according to claim 5, wherein the control box has a lower surface provided with a connection window for connecting to an external circuit and a confirmation window through which the display means can be visually confirmed. apparatus.
御箱内に設けられた回路基板の背面に圧力センサと検出
口とを連絡する検出用チューブを配設し、上記回路基板
と上記検出用チューブとの間に保護シートを介在させた
ことを特徴とする換気装置。7. The ventilation device according to claim 1, wherein a detection tube that connects the pressure sensor to the detection port is provided on the back surface of the circuit board provided in the control box, and A ventilation device comprising a protective sheet interposed between the detection tube and the detection tube.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP06911895A JP3399140B2 (en) | 1995-03-28 | 1995-03-28 | Ventilation equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP06911895A JP3399140B2 (en) | 1995-03-28 | 1995-03-28 | Ventilation equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08261526A JPH08261526A (en) | 1996-10-11 |
JP3399140B2 true JP3399140B2 (en) | 2003-04-21 |
Family
ID=13393416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP06911895A Expired - Fee Related JP3399140B2 (en) | 1995-03-28 | 1995-03-28 | Ventilation equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3399140B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111765583A (en) * | 2020-06-08 | 2020-10-13 | 五冶集团上海有限公司 | Unpowered hood anti-drop safety device for building |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10317975A1 (en) * | 2003-04-17 | 2004-10-28 | Albatros Applied Technologies Gmbh | Extractor hood arrangement, especially for domestic cooker, has gas composition measurement arrangement and controller that controls extractor operation based on measured gas characteristics |
KR100582458B1 (en) * | 2004-09-18 | 2006-05-23 | 삼성전자주식회사 | Ventilation apparatus |
JP2008008528A (en) * | 2006-06-28 | 2008-01-17 | Matsushita Electric Ind Co Ltd | Ventilation system |
JP2008185304A (en) * | 2007-01-31 | 2008-08-14 | Matsushita Electric Ind Co Ltd | Blower adapter |
WO2019092892A1 (en) * | 2017-11-07 | 2019-05-16 | 三菱電機株式会社 | Duct ventilating fan |
-
1995
- 1995-03-28 JP JP06911895A patent/JP3399140B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111765583A (en) * | 2020-06-08 | 2020-10-13 | 五冶集团上海有限公司 | Unpowered hood anti-drop safety device for building |
Also Published As
Publication number | Publication date |
---|---|
JPH08261526A (en) | 1996-10-11 |
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