JPH0525615Y2

JPH0525615Y2 -

Info

Publication number: JPH0525615Y2
Application number: JP10332388U
Authority: JP
Priority date: 1988-08-03
Filing date: 1988-08-03
Publication date: 1993-06-29
Anticipated expiration: 2003-06-29
Also published as: JPH0225237U

Description

【考案の詳細な説明】（産業上の利用分野）本考案は気泡浴槽の運転用エアースイツチの改
良に関する。[Detailed Description of the Invention] (Field of Industrial Application) The present invention relates to an improvement of an air switch for operating a bubble bathtub.

（従来の技術とその問題点）従来、此種エアースイツチには実開昭59−
133220号により開示されたものがある。(Conventional technology and its problems) Conventionally, this type of air switch
There is one disclosed by No. 133220.

このエアースイツチＡは、第５図に示す如く、
浴槽の上縁リムB₁に操作部A₁を取付け、この操
作部A₁の連通孔１８を連結管A₃を介して圧力ス
イツチA₂に連通せしめて構成されている。 This air switch A is as shown in Fig. 5.
An operating section _A1 is attached to the upper rim _B1 of the bathtub, and a communication hole 18 of this operating section _A1 is communicated with a pressure switch _A2 via a connecting pipe _A3 .

操作部A₁は、その底壁８に前記連通孔１８を
開穿したケーシング１、内部に備えた空室１６を
連通孔１８に連通してケーシング１内に取付けた
蛇腹状の加圧体２′、この加圧体２′を収縮させる
押ボタン３を備え、押ボタン３を押下げて前記空
室１６内の空気を圧縮し、圧力スイツチA₂内の
ダイヤフラム２３をマイクロスイツチ２６側に膨
らませてその0N，0FF作動を行うようになつて
いる。 The operating part A ₁ includes a casing 1 having the communication hole 18 bored in the bottom wall 8 thereof, and a bellows-shaped pressurizing body 2 installed in the casing 1 with a cavity 16 provided inside communicating with the communication hole 18. ', a push button 3 is provided to deflate this pressurizing body 2', and by pressing down the push button 3, the air in the chamber 16 is compressed, and the diaphragm 23 in the pressure switch _A2 is expanded toward the micro switch 26 side. 0N, 0FF operation is performed.

ところで、このエアースイツチＡは、上述した
加圧体２′の開口部１７′と連通孔１８の間の気密
性を保持する為に、押ボタン３を上方へ復帰させ
るバネ２０と加圧体２′のフランジ部２８との間
に押え筒２９を介在させ、また、押ボタン３の脱
落を防ぐために押ボタン３の係止部１９′に係合
する係合縁３０を備えたボタンガイド４′をケー
シング１に取付けてある。さらに、連通孔１８に
取付けた接続金具５′を介して連結管A₃を連通孔
１８に接続している。 By the way, this air switch A is equipped with a spring 20 that returns the push button 3 upward and a spring 20 that returns the push button 3 upward in order to maintain airtightness between the opening 17' of the pressure body 2' and the communication hole 18. A button guide 4' has a presser cylinder 29 interposed between the button guide 4' and the flange part 28 of the button guide 4', and has an engaging edge 30 that engages with the locking part 19' of the push button 3 to prevent the push button 3 from falling off. is attached to casing 1. Furthermore, the connecting pipe A ₃ is connected to the communication hole 18 via a connecting fitting 5' attached to the communication hole 18.

而して、上述した従来のエアースイツチＡによ
れば、ケーシング１内に加圧体２′、押え筒２９、
バネ２０、押ボタン３を配設した後、ボタンガイ
ド４′をケーシング１内面に螺合させ、さらに接
続金具５′を連通孔１８に螺合させて操作部A₁の
組立てを行つていたので、その組立てに手間がか
かるという不具合が生じていた。 According to the conventional air switch A described above, the pressurizing body 2', the presser cylinder 29,
After arranging the spring 20 and push button 3, the button guide 4' is screwed onto the inner surface of the casing 1, and the connecting fitting 5' is further screwed into the communication hole 18 to assemble the operation part _A1 . Therefore, there was a problem in that it took time and effort to assemble.

（問題点を解決する為の課題）以上の問題点を解決する為の本考案の課題は、
加圧体の別部材を介さず直接ケーシングの底壁に
密着させると共に、押ボタンの脱落を防ぐ係合
体、接続金具を螺合手段を用いずに簡単かつ容易
にケーシングに取付けて、構造簡単かつ組立容易
なエアースイツチを提供することである。(Issues to solve the problems) The problems of this invention to solve the above problems are as follows.
The pressurizing body is directly attached to the bottom wall of the casing without using another member, and the engaging body and connecting fittings that prevent the push button from falling off can be easily and easily attached to the casing without using screwing means, and the structure is simple and simple. To provide an air switch that is easy to assemble.

（課題を達成する為の手段）以上の課題を達成する為の本考案の手段は、上
述した操作部を、有底筒状のケーシング、内部に
空室を備えケーシング内底面に固定するエアーバ
ツグ、ケーシング内に摺動自在に挿嵌し前記エア
ーバツグを収縮させる押ボタン、前記エアーバツ
グの空室を連結管に連通させる接続管から形成
し、前記ケーシングの上面開口縁には押ボタンの
係止段部に係合する係合リングを着脱自在に嵌合
し、前記エアーバツグの下面をケーシング底壁に
接着すると共にその下面と底壁を貫通する連通孔
を開穿し、前記接続間の上端を連通孔に挿入する
と共に該上端周縁にエアーバツグの下面内側に接
着されるフランジを設けて接続管とエアーバツグ
を一体化したことを特徴とする。(Means for Achieving the Objects) The means of the present invention for achieving the above objects include a cylindrical casing with a bottom, an air bag having a cavity inside and fixed to the inner bottom surface of the casing. It is formed of a push button that is slidably inserted into the casing to deflate the air bag, and a connecting pipe that communicates the empty space of the air bag with a connecting pipe, and a locking step of the push button is provided on the upper opening edge of the casing. The lower surface of the air bag is bonded to the bottom wall of the casing, and a communicating hole is bored through the lower surface and the bottom wall, and the upper end between the connections is connected to the communicating hole. The connecting pipe and the air bag are integrated by providing a flange on the upper edge of the air bag which is inserted into the air bag and adhered to the inner side of the lower surface of the air bag.

（作用）以上の手段によれば、エアーバツグを接着手段
によつてケーシングに直接固定し、それと同時に
接続管がケーシングに取付けられ、係合リングを
嵌合手段によつてケーシングに取付ける。(Operation) According to the above means, the air bag is directly fixed to the casing by the adhesive means, and at the same time, the connecting pipe is attached to the casing, and the engagement ring is attached to the casing by the fitting means.

（考案の効果）本考案は以上の様に構成したことにより以下の
効果を有する。(Effects of the invention) The present invention has the following effects by virtue of being configured as described above.

別部材を介さずにエアーバツグをケーシングに
取付けでき、かつエアーバツグの取付けと同時に
接続管をケーシングに取付けることができ、さら
に係合リングを容易にケーシングに取付け、取外
しできるので、構造簡単でかつ組立、分解を容易
に行えるエアースイツチの操作部を提供し得る。
よつてその組立、分解にかかる手間が省け、さら
に、部品点数を減らしてその形成コストを低減す
ることができる。 To provide an air switch operating part having a simple structure and easy assembly and disassembly, since an air bag can be attached to a casing without using a separate member, a connecting pipe can be attached to the casing at the same time as the air bag is attached, and an engaging ring can be easily attached to and detached from the casing.
This saves the labor involved in assembling and disassembling the device, and further reduces the number of parts required, thereby lowering the manufacturing cost.

（実施例）以下本考案の一実施例を第１図乃至第４図に基
づいて説明すると、図中Ａはエアースイツチで、
操作部A₁と圧力スイツチA₂を連結管A₃で連結し
て構成されている。(Embodiment) An embodiment of the present invention will be described below based on FIGS. 1 to 4. A in the figure is an air switch,
It is constructed by connecting an operating part _A1 and a pressure switch _A2 with a connecting pipe _A3 .

操作部A₁はケーシング１、エアーバツグ２、
押ボタン３、係合リング４、接続管５から形成さ
れている。 Operation part A ₁ includes casing 1, air bag 2,
It is formed from a push button 3, an engagement ring 4, and a connecting tube 5.

ケーシング１は上面を開口した有底筒状に形成
され、その開口外縁には鍔部６を周設し、周壁外
面には螺子部７を設け、底壁８の中央部には通孔
９を貫通開穿すると共に、該通孔９口縁から下方
に向けて筒部１０を一体に垂設してある。さら
に、開口内縁には後述する係合リング４が嵌合す
る凹溝１１を周設してある。そして、浴槽Ｂ上縁
B₁に開穿した取付孔B₂に上方から挿入され、鍔
部６と、前記螺子部７に螺合する取付ナツト１２
とで上縁リムB₁を挾んで上縁リムB₁に取付けら
れている。 The casing 1 is formed into a bottomed cylindrical shape with an open top surface, a flange 6 is provided around the outer edge of the opening, a threaded portion 7 is provided on the outer surface of the peripheral wall, and a through hole 9 is provided in the center of the bottom wall 8. A cylindrical portion 10 is integrally provided hanging downward from the mouth edge of the through hole 9. Furthermore, a groove 11 into which an engagement ring 4 (described later) fits is provided around the inner edge of the opening. And the upper edge of bathtub B
A mounting nut 12 is inserted from above into the mounting hole B ₂ drilled in B ₁ and is screwed into the collar portion 6 and the screw portion 7.
It is attached to the upper edge rim B ₁ with the upper edge rim B ₁ sandwiched between the upper edge rim B 1 and the upper edge rim B 1 .

エアーバツグ２は所望の厚さを備えかつ伸縮性
を有するゴム、合成樹脂材等でもつて、上面１３
及び下面１４とこの両面１３，１４間にわたつて
連設する周面部１５とを一体に成形してなり、そ
の内部には空室１６を形成し、前記下面１４には
空室１６に連通する開孔１７を前記通孔９と略同
径に貫通開穿してある。そして、この開孔１７を
前記通孔９に連通させて連通孔１８を形成すると
共に、下面１４をケーシング１の底壁８内面に接
着し、同底壁８に密着状に取付けられると共に開
孔１７と通孔９との間の気密性を保持している。 The air bag 2 has a desired thickness and is made of stretchable rubber, synthetic resin, or the like.
and a lower surface 14 and a peripheral surface 15 extending between the two surfaces 13 and 14 are integrally molded, a cavity 16 is formed inside thereof, and the lower surface 14 communicates with the cavity 16. An aperture 17 having approximately the same diameter as the through hole 9 is drilled through the hole 17 . Then, this opening 17 is communicated with the through hole 9 to form a communicating hole 18, and the lower surface 14 is adhered to the inner surface of the bottom wall 8 of the casing 1, and it is attached tightly to the bottom wall 8 and the opening is made. 17 and the through hole 9 are maintained airtight.

周面部１５は、図示する如く、その略中央部分
を空室１６内に向けて折曲げ可能に設けて、上下
方向に伸縮するようになつている。 As shown in the figure, the peripheral surface portion 15 is provided so that its substantially central portion can be bent toward the inside of the empty chamber 16, so that it can expand and contract in the vertical direction.

押ボタン３は上下面を閉塞したケーシング１内
径より若干小径な円筒形状を呈し、その周面上方
に係止段部１９を設けてあり、該段部１９を前記
凹溝１１より下方に位置させてケーシング１内に
押し下げ摺動自在に挿嵌されている。そして、ケ
ーシング１底壁８と押ボタン３下面との間に弾装
するバネ２０により、上面がケーシング１開口よ
り突出するように付勢されている。 The push button 3 has a cylindrical shape with a diameter slightly smaller than the inner diameter of the casing 1 with its upper and lower surfaces closed, and a locking step 19 is provided above the circumferential surface of the push button 3, and the step 19 is positioned below the groove 11. It is inserted into the casing 1 so that it can be pushed down and slid freely. A spring 20 loaded between the bottom wall 8 of the casing 1 and the lower surface of the push button 3 urges the upper surface to protrude from the opening of the casing 1.

係合リング４は前記凹溝１１に嵌合自在な外径
及び押ボタン３の外面に摺接する内径を備えた環
状体で、前記凹溝１１に着脱自在に嵌合してい
る。そして、押ボタン３の係止段部１９に係合し
て押ボタン３のケーシング１からの脱落を防止す
るようになつている。 The engagement ring 4 is an annular body having an outer diameter that can be fitted into the groove 11 and an inner diameter that slides on the outer surface of the push button 3, and is removably fitted into the groove 11. The push button 3 is engaged with the locking stepped portion 19 of the push button 3 to prevent the push button 3 from falling off from the casing 1.

接続管５は前記ケーシング１の筒部１０内及び
連通孔１８に気密状に挿通する外径を備え、その
上端外縁にエアーバツグ２の下面１８内側に係合
するフランジ２１を一体に周設してある。そし
て、管部の下端を前記筒部１０下端から突出させ
た状態でフランジ２１をエアーバツグ２の下面１
８内側に接着してエアーバツグ２に一体的に取付
けられている。また、管部の下端外周には連結管
A₃の抜けを防止する為の係止部２２を設けてあ
る。 The connecting pipe 5 has an outer diameter that allows it to be inserted into the cylindrical portion 10 of the casing 1 and into the communication hole 18 in an airtight manner, and has a flange 21 that engages with the inside of the lower surface 18 of the air bag 2 on the outer edge of its upper end. be. Then, with the lower end of the tube protruding from the lower end of the cylindrical portion 10, the flange 21 is attached to the lower surface 1 of the air bag 2.
It is integrally attached to the air bag 2 by gluing it to the inside of the air bag 8. In addition, there is a connecting pipe on the outer periphery of the lower end of the pipe.
A locking portion 22 is provided to prevent A ₃ from coming off.

圧力スイツチA₂は、その中空内部をダイヤフ
ラム２３によつて二分して、その一方には差込孔
２４を備えた連通室２５を形成し、他方にはマイ
クロスイツチ２６を一体に取付けてある。 The pressure switch _A2 has a hollow interior divided into two parts by a diaphragm 23, a communication chamber 25 having an insertion hole 24 formed in one part, and a microswitch 26 integrally attached to the other part.

マイクロスイツチ２６は突軸２７を押すことに
より0N，0FFを繰り返す構造のもので、この突
軸２７をダイヤフラム２３に近接して配設されて
いる。 The micro switch 26 has a structure that repeats 0N and 0FF by pressing a protruding shaft 27, and the protruding shaft 27 is disposed close to the diaphragm 23.

連結管A₃は一端を前記接続管５下端に、他端
を差込孔２４に連結して空室１６と連通室２５と
を連通させている。 The connecting pipe A ₃ has one end connected to the lower end of the connecting pipe 5 and the other end connected to the insertion hole 24 to communicate the empty chamber 16 and the communication chamber 25 .

而して、以上の構成によれば、押ボタン３を押
し下げ操作すると、この押ボタン３によつてエア
ーバツグ２が収縮して空室１６内の空気が圧縮さ
れ、それに伴つて連通室２５内の圧力が上昇して
ダイヤフラム２３がマイクロスイツチ２６側に膨
らんで突軸２７を押圧し、マイクロスイツチ２６
のON，OFF作動を行う（第２図）。 According to the above-mentioned configuration, when the push button 3 is pressed down, the air bag 2 contracts by the push button 3, compressing the air in the chamber 16. As a result, the pressure in the communication chamber 25 increases, and the diaphragm 23 expands toward the microswitch 26, pressing the protruding shaft 27, and the microswitch 26
It switches the switch on and off (Fig. 2).

以下に、本実施例における操作部A₁の組立て
順序を説明する。 Below, the assembly order of the operating section _A1 in this embodiment will be explained.

まず、エアーバツグ２の開孔１７を強制的に押
広げて空室１６内に接続管５のフランジ２１を挿
入し、接着剤でもつてこのフランジ２１をエアー
バツグ２の下面１８内側に接着する。次に、接続
管５の管部をケーシング１の内部から通孔９に挿
通させながらエアーバツグ２をケーシング１内に
配設し、接着剤でもつてエアーバツグ２の下面１
４をケーシング１の底壁８内面に接着する。さら
に、ケーシング１内にバネ２０を装着した後押ボ
タン３を配設し、最後に係合リング４を凹溝１１
に嵌合する。 First, the opening 17 of the air bag 2 is forcibly expanded, the flange 21 of the connecting pipe 5 is inserted into the cavity 16, and the flange 21 of the connecting pipe 5 is adhered to the inside of the lower surface 18 of the air bag 2 with adhesive. Next, the air bag 2 is placed inside the casing 1 while the connecting tube 5 is inserted into the through hole 9 from inside the casing 1, and the lower surface 1 of the air bag 2 is attached with adhesive.
4 is adhered to the inner surface of the bottom wall 8 of the casing 1. Furthermore, a rear push button 3 equipped with a spring 20 is arranged inside the casing 1, and finally an engagement ring 4 is inserted into the groove 11.
Fits in.

さらに接続管５下端に連結管A₃を差込んで空
室１６と連通室２５を連通させる。 Further, a connecting pipe _A3 is inserted into the lower end of the connecting pipe 5 to communicate the empty chamber 16 and the communication chamber 25.

また、係止段部１９に係合リング４が係合した
状態で押ボタン３を強制的に引上げると、係合リ
ング４が凹溝１１から外れて押ボタン３をケーシ
ング１から取外すことができる。 Furthermore, if the push button 3 is forcibly pulled up while the engagement ring 4 is engaged with the locking step 19, the engagement ring 4 will come off the groove 11, making it difficult to remove the push button 3 from the casing 1. can.

本実施例においては、エアーバツグ２の周面部
１５略中央部分のみを折曲げ可能に形成したこと
により、従来のエアースイツチＡにおける蛇腹形
状の加圧体に比べその折曲げ箇所が減少され、エ
アーバツグ２が収縮、復帰を繰返すことによる同
箇所の破損の虞れを低減して製品の信頼性を向上
することができる。 In this embodiment, only the substantially central portion of the peripheral surface 15 of the air bag 2 is formed to be bendable, so that the number of bending points is reduced compared to the bellows-shaped pressurizing body in the conventional air switch A. It is possible to improve product reliability by reducing the risk of damage at the same location due to repeated contraction and return.

また、本実施例においてはエアーバツグ２の下
面１４に開孔１７を開設しこの開孔１７口縁にフ
ランジ２１が接着されるので、連通孔１８上端が
エアーバツグ２とフランジ２１の肉厚分だけ上方
に位置する。よつてケーシング１にフランジ２１
より下方に位置する排水孔（不図示）を設けれ
ば、万が一エアーバツグ２が底壁８から剥離して
もケーシング１内に侵入した水滴をその排水孔か
ら排出して前記水滴が圧力スイツチA₂内に侵入
することによる同スイツチA₂の故障を防ぐこと
も可能である。 In this embodiment, the opening 17 is provided on the lower surface 14 of the air bag 2, and the flange 21 is attached to the edge of the opening 17, so that the upper end of the communication hole 18 is located above the thickness of the air bag 2 and the flange 21.
If a drain hole (not shown) is provided at a lower position, even if the air bag 2 should peel off from the bottom wall 8, water droplets that have entered the casing 1 can be discharged through the drain hole, preventing damage to the pressure switch _A2 due to the water droplets entering the switch _A2 .

[Brief explanation of the drawing]

図面は本考案の一実施例を示し、第１図はエア
ースイツチの縦断正面図、第２図はエアースイツ
チの使用状態を示す縦断正面図、第３図は操作部
を分解した状態の拡大斜視図、第４図はエアース
イツチを取付けた気泡浴槽の斜視図、第５図は従
来のエアースイツチの縦断正面図である。尚、図中、１……ケーシング、１６……空室、
２……エアーバツグ、３……押ボタン、A₃……
連結管、５……接続管、１９……係止段部、４…
…係合リング、１８……連通孔、２１……フラン
ジ、とする。 The drawings show one embodiment of the present invention; Fig. 1 is a longitudinal sectional front view of the air switch, Fig. 2 is a longitudinal sectional front view showing the air switch in use, and Fig. 3 is an enlarged perspective view of the operating section disassembled. 4 is a perspective view of a bubble bathtub with an air switch attached, and FIG. 5 is a longitudinal sectional front view of a conventional air switch. In addition, in the figure, 1...casing, 16...vacant room,
2...Air bag, 3...Push button, A ₃ ...
Connecting pipe, 5... Connecting pipe, 19... Locking step, 4...
...Engagement ring, 18...Communication hole, 21...Flange.

Claims

[Scope of utility model registration request]

A cylindrical casing with a bottom, an air bag having a cavity inside and fixed to the inner bottom surface of the casing, a push button slidably inserted into the casing to deflate the air bag, and communicating the cavity of the air bag with a connecting pipe. A connecting pipe is provided, and an engaging ring that engages with the locking step of the push button is removably fitted to the upper opening edge of the casing, and the lower surface of the air bag is bonded to the bottom wall of the casing, and the lower surface of the air bag is attached to the bottom wall of the air bag. A communicating hole is drilled through the bottom wall, the upper end of the connecting tube is inserted into the communicating hole, and a flange is provided on the periphery of the upper end to be adhered to the inside of the lower surface of the air bag, thereby integrating the connecting tube and the air bag. Features: Air switch for bubble bathtubs.