JP2593317Y2 - Fluid ejector - Google Patents
Fluid ejectorInfo
- Publication number
- JP2593317Y2 JP2593317Y2 JP1991040797U JP4079791U JP2593317Y2 JP 2593317 Y2 JP2593317 Y2 JP 2593317Y2 JP 1991040797 U JP1991040797 U JP 1991040797U JP 4079791 U JP4079791 U JP 4079791U JP 2593317 Y2 JP2593317 Y2 JP 2593317Y2
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- stem
- poppet
- fluid
- female screw
- 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
- Closures For Containers (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本案は、液体ないしクリ−ム状物
等、流動体の吐出器に係る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dispenser for a fluid such as a liquid or a cream.
【０００２】[0002]
【従来の技術】例えば実開昭64-25366号公報が示すよう
に、容器体口部への装着筒からシリンダを垂下する、吸
込み弁付きシリンダ部材と、上記シリンダ内へ嵌合させ
た筒状ピストンからステム起立し、該ステム上端にノズ
ル付きヘッドを嵌着する、吐出弁付き作動部材と、上記
ステム内へ上部を挿入させてシリンダ内底部から起立す
るポペットとを主要部材となし、上記作動部材の上下動
で容器体内流動体をシリンダ内へ吸上げてノズルから吐
出すると共に、シリンダ部材の上端部内には雌ねじを、
かつヘッド下方部分には雄ねじを、それぞれ有する流動
体吐出器が知られている。2. Description of the Related Art As shown in, for example, Japanese Utility Model Application Laid-Open Publication No. 64-25366, a cylinder member with a suction valve, which has a cylinder hanging down from a cylinder attached to a container mouth, and a cylindrical member fitted into the cylinder. The main member includes an operating member with a discharge valve that erects a stem from a piston and a head with a nozzle is fitted to the upper end of the stem, and a poppet that inserts an upper part into the stem and erects from a bottom in the cylinder. The fluid in the container is sucked up into the cylinder by the up and down movement of the member and discharged from the nozzle, and a female screw is provided in the upper end of the cylinder member.
Fluid ejectors each having an external thread at the lower part of the head are known.
【０００３】[0003]
【考案が解決しようとする課題】従来吐出器は、ポンプ
の圧縮比を向上させるためにそのシリンダ内にポペット
を設けており、吸込み弁体を別に設けている。しかしコ
ストを廉価とするためには構成部材数も減少することが
望ましい。In the conventional discharger, a poppet is provided in a cylinder for improving a compression ratio of the pump, and a suction valve body is separately provided. However, in order to reduce the cost, it is desirable to reduce the number of components.
【０００４】本案は上記ポペットを吸込み弁体兼用とす
ると共にポンプの圧縮比を更に向上できるよう設けたも
のである。In the present invention, the above-mentioned poppet is used also as a suction valve body, and is provided so that the compression ratio of the pump can be further improved.
【０００５】[0005]
【課題を解決するための手段】容器体口部への装着筒か
らシリンダを垂下する、吸込み弁付きシリンダ部材と、
上記シリンダ内へ嵌合させた筒状ピストンからステムを
起立し、該ステム上端にノズル付きヘッドを嵌着する、
吐出弁付き作動部材と、上記ステム内へ上部を挿入させ
てシリンダ内底部から起立するポペットとを主要部材と
なし、上記作動部材の上下動で容器体内流動体をシリン
ダ内へ吸上げてノズルから吐出すると共に、シリンダ部
材の上端部内には雌ねじを、かつヘッド下方部分には雄
ねじを、それぞれ有する流動体吐出器において、上記吸
込み弁37を、シリンダ底部に設けた弁座８と上記ポペッ
ト30下端面とで形成すると共に、ポペット30上部が形成
する小径棒部35をステム17内へ挿入し、又上記作動部材
15を押下げて上記雄ねじ25を雌ねじ13内へ螺合させたと
き、小径棒部35上端に設けた大径部36外周面がステムの
上部が形成するシール筒部22内面へ水密に接し、又その
シール筒部下方のステム内壁面には適当数の流動体流出
溝23を縦設して、上記雄ねじ25が雌ねじ13内から螺脱し
て作動部材15が上昇すると、上記大径部36の外周面は上
記流動体流出溝23を縦設したステム内壁面部分のうちの
下方部分内面へ、移動可能とした。 A cylinder member with a suction valve, which suspends a cylinder from a mounting cylinder to a mouth portion of a container body,
A stem is erected from a cylindrical piston fitted into the cylinder, and a head with a nozzle is fitted to the upper end of the stem.
The main member is an operating member with a discharge valve, and a poppet that is inserted into the stem into the upper portion and rises from the bottom of the cylinder. The fluid discharger having a female screw in the upper end portion of the cylinder member and a male screw in the lower portion of the head while discharging, the suction valve 37 is provided below the valve seat 8 provided on the cylinder bottom and the poppet 30 below. A small diameter rod 35 formed by the upper surface of the poppet 30 is inserted into the stem 17 while being formed with the end face.
When the male screw 25 is screwed into the female screw 13 by pressing down 15, the outer peripheral surface of the large-diameter portion 36 provided at the upper end of the small-diameter rod portion 35 comes into water-tight contact with the inner surface of the seal cylinder portion 22 formed by the upper portion of the stem, Again
Appropriate number of fluids flow out to the inner wall of the stem below the seal cylinder
With the groove 23 installed vertically, the male screw 25 is unscrewed from the female screw 13
When the operating member 15 rises, the outer peripheral surface of the large-diameter portion 36 rises.
Of the inner wall surface of the stem in which the fluid
The inner part of the lower part can be moved.
【０００６】[0006]
【作用】図示状態からヘッド19を回して雌ねじから雄ね
じを螺脱すると、コイルスプリング40の付勢により作動
部材15が押上げられ、するとポペット30上端の大径部36
は、流動体流出溝23を有するステム内壁面部分のうちの
下方部分へ移動する。予め容器体に吐出器を装着させて
おけば、吸込み弁37を通ってシリンダ３内へ容器体内液
体が吸込みされ、又作動部材押下げによりシリンダ内液
体は液体流出溝23および吐出弁21を通ってノズル18から
吐出される。図示のようにシリンダ部材１に対して作動
部材15を螺合させることでポペット30上端部の大径部が
ステム17の上部内面を密閉する。When the male screw is unscrewed from the female screw by turning the head 19 from the state shown in the figure, the operating member 15 is pushed up by the bias of the coil spring 40, and the large diameter portion 36 at the upper end of the poppet 30
Of the stem inner wall surface portion having the fluid outflow groove 23
Move to the lower part. If the discharger is mounted on the container in advance, the liquid in the container is sucked into the cylinder 3 through the suction valve 37, and the liquid in the cylinder passes through the liquid outflow groove 23 and the discharge valve 21 when the operating member is pressed down. Is discharged from the nozzle 18. As shown in the drawing, the large diameter portion at the upper end of the poppet 30 seals the upper inner surface of the stem 17 by screwing the operating member 15 to the cylinder member 1.
【０００７】[0007]
【実施例】シリンダ部材１は、容器体口部への装着筒２
を有し、該筒からシリンダ３を垂下する。該シリンダは
下部を小径部４として該小径部下端から下内方へテ−パ
状壁５を突出し、該テ−パ状壁下端から吸上げパイプ嵌
合筒６を垂下する。小径部４の内面には複数のガイド突
条７…を等間隔に垂設しており、上記テ−パ状壁内面を
吸込み弁用の弁座８としている。シリンダ上部は大径部
９とし、その下端には外気吸入孔10を、該孔上方の大径
部下方部分には外向きフランジ12を付設している。シリ
ンダ上端部内面には内面に雌ねじ13を有する雌ねじ筒を
嵌着させている。図示例で該雄ねじ筒と既述装着筒２と
は別部材としているが一体に形成することが出来る。DESCRIPTION OF THE PREFERRED EMBODIMENTS A cylinder member 1 comprises a mounting cylinder 2 attached to a mouth of a container body.
And the cylinder 3 is suspended from the cylinder. The lower portion of the cylinder has a small-diameter portion 4, a tapered wall 5 protrudes downward and inward from the lower end of the small-diameter portion, and a suction pipe fitting cylinder 6 hangs down from the lower end of the tapered wall. A plurality of guide ridges 7 are suspended from the inner surface of the small diameter portion 4 at equal intervals, and the inner surface of the tapered wall serves as a valve seat 8 for a suction valve. An upper portion of the cylinder has a large-diameter portion 9, an outside air intake hole 10 is provided at a lower end thereof, and an outward flange 12 is provided at a lower portion of the large-diameter portion above the hole. A female screw cylinder having a female screw 13 on the inner surface is fitted on the inner surface of the upper end of the cylinder. In the illustrated example, the male screw cylinder and the mounting cylinder 2 are separate members, but they can be formed integrally.
【０００８】上記シリンダ部材１には、作動部材15を螺
合させている。該部材はシリンダ３内へ嵌合させた筒状
ピストン16からステム17を起立し、該ステム上端にノズ
ル18付きのヘッド19を嵌着させて形成している。ステム
17の上端部内面には弁座19を周設して該弁座上へ球体20
を載置させ、吐出弁21とする。その弁座直下のステム内
壁部分をシ−ル筒部22として残して、その下方内壁面に
は適当数の流動体流出溝23を縦設する。ステム17と筒状
ピストン16とは図示のように別部材としてもよく、又一
体成形してもよい。ヘッド19からはステム嵌合筒24を垂
下し、該嵌合筒外面を雄ねじ25とする。ヘッド頂壁から
は吸込み弁の球体20の抜出し防止杆26を垂設している。An operating member 15 is screwed into the cylinder member 1. This member is formed by erecting a stem 17 from a cylindrical piston 16 fitted into the cylinder 3 and fitting a head 19 with a nozzle 18 to the upper end of the stem. Stem
A valve seat 19 is provided around the inner surface of the upper end of the
Is placed, and the discharge valve 21 is set. An inner wall portion of the stem immediately below the valve seat is left as a seal cylinder portion 22, and an appropriate number of fluid outflow grooves 23 are vertically provided on the lower inner wall surface. The stem 17 and the cylindrical piston 16 may be formed as separate members as shown, or may be formed integrally. A stem fitting tube 24 is suspended from the head 19, and the outer surface of the fitting tube is a male screw 25. From the top wall of the head, there is provided a rod 26 for preventing the sphere 20 of the suction valve from being pulled out.
【０００９】シリンダ３内へはポペット30を収納させ
る。該ポペットは、吸込み弁の弁体とポンプの圧縮比向
上のための挿入部材とを兼用するもので、下部を大径筒
部31とし、該筒部上端から上向き段部33を介して中径棒
部34を起立し、該棒部上端からステム17内へ挿入させる
小径棒部35を起立し、該小径棒部上端を既述シール筒部
22内壁面に水密に接する大径部36としている。大径筒部
31下端面は、既述弁座８に密接するテーパ面とし、これ
等が吸込み弁37を形成する。中径棒部34の上下方向中間
にはシール突条38を周設する。該突条は図示のように作
動部材螺合時において筒状ピストン16の内壁面へ密接す
る。尚このとき既述上向き段部33上面へ、筒状ピストン
16下端面が水密に接するよう設けている。ポペット30の
下端部外面へは、既述ガイド突条７…下部内へ挿入させ
た係合突子39を付設させる。これ等係合突子先端円は、
ガイド突条７上へ下端面を載置させて筒状ピストン16下
端面へ上端面を圧接させた作動部材15押上げ用のコイル
スプリング40内径よりも、大径とする。従ってポペット
30は、係合突子39がコイルスプリング下面に接した位置
を上限とし、又ポペット下端面が弁座８に接した位置を
下限として上下動する。A poppet 30 is housed in the cylinder 3. The poppet also serves as a valve element of the suction valve and an insertion member for improving the compression ratio of the pump. The lower portion is a large-diameter cylindrical portion 31, and a medium-diameter portion is formed from an upper end of the cylindrical portion through an upwardly-facing step portion 33. The rod 34 is erected, and the small-diameter rod 35 to be inserted into the stem 17 from the upper end of the rod is erected.
The large-diameter portion 36 is in water-tight contact with the inner wall 22. Large diameter cylinder
The lower end surface 31 is a tapered surface that is in close contact with the valve seat 8 described above, and these form a suction valve 37. A seal ridge 38 is provided around the middle bar 34 in the vertical direction. As shown in the figure, the protrusion comes into close contact with the inner wall surface of the cylindrical piston 16 when the operating member is screwed. At this time, the cylindrical piston is
16 Provided so that the lower end surface is in water-tight contact. On the outer surface of the lower end portion of the poppet 30, an engaging projection 39 inserted into the lower part of the guide ridge 7 described above is attached. These engaging projection tip circles are
The lower end surface is placed on the guide ridge 7 and the upper end surface thereof is pressed against the lower end surface of the cylindrical piston 16. So poppet
The upper and lower portions 30 move up and down with the position where the engagement projection 39 contacts the lower surface of the coil spring and the lower limit with the position where the lower end surface of the poppet contacts the valve seat 8.
【００１０】[0010]
【考案の効果】本案は既述構成とするもので、シリンダ
底部に設けた吸込み弁の弁座８とポペット下端面とで吸
込み弁37を形成するから、そのポペットを、従来のポン
プの圧縮比向上のための挿入部材としての機能のほか、
吸込み弁の弁体としての機能も兼用させることが出来、
又作動部材15をシリンダ部材１に螺合させた状態で小径
棒部35上端の大径部36がステム上部のシ−ル筒部22内面
へ水密に接するよう設けたから、該部分で流動体吐出路
としてのステム上部内を密閉することが出来、更に上記
シ−ル筒部22下方のステム部分内面に適当数の流動体流
出溝23を縦設したから、ステム内へ挿入させるポペット
上部を比較的大径としてポンプの圧縮比を向上させるこ
とが出来る。According to the present invention, the suction valve 37 is formed by the valve seat 8 of the suction valve provided at the bottom of the cylinder and the lower end surface of the poppet. In addition to functioning as an insert for improvement,
The function as the valve body of the suction valve can also be used.
Also, since the large diameter portion 36 at the upper end of the small diameter rod portion 35 is provided in a state in which the large diameter portion 36 at the upper end of the small diameter rod portion 35 is in water-tight contact with the inner surface of the seal cylinder portion 22 above the stem in a state where the operating member 15 is screwed to the cylinder member 1, Since the upper part of the stem as a path can be sealed, and an appropriate number of fluid outflow grooves 23 are vertically provided on the inner surface of the stem part below the seal cylinder part 22, the upper part of the poppet to be inserted into the stem is compared. As a result, the compression ratio of the pump can be improved.
【図１】本案吐出器の半断面図である。FIG. 1 is a half sectional view of the dispenser of the present invention.
１ シリンダ部材 15 作動部材 30 ポペット 1 Cylinder member 15 Operating member 30 Poppet
Claims (1)
下する、吸込み弁付きシリンダ部材と、上記シリンダ内
へ嵌合させた筒状ピストンからステムを起立し、該ステ
ム上端にノズル付きヘッドを嵌着する、吐出弁付き作動
部材と、上記ステム内へ上部を挿入させてシリンダ内底
部から起立するポペットとを主要部材となし、上記作動
部材の上下動で容器体内流動体をシリンダ内へ吸上げて
ノズルから吐出すると共に、シリンダ部材の上端部内に
は雌ねじを、かつヘッド下方部分には雄ねじを、それぞ
れ有する流動体吐出器において、上記吸込み弁37を、シ
リンダ底部に設けた弁座８と上記ポペット30下端面とで
形成すると共に、ポペット30上部が形成する小径棒部35
をステム17内へ挿入し、又上記作動部材15を押下げて上
記雄ねじ25を雌ねじ13内へ螺合させたとき、小径棒部35
上端に設けた大径部36外周面がステムの上部が形成する
シール筒部22内面へ水密に接し、又そのシール筒部下方
のステム内壁面には適当数の流動体流出溝23を縦設し
て、上記雄ねじ25が雌ねじ13内から螺脱して作動部材15
が上昇すると、上記大径部36の外周面は上記流動体流出
溝23を縦設したステム内壁面部分のうちの下方部分内面
へ、移動可能としたことを特徴とする流動体吐出器。1. A cylinder member with a suction valve which hangs a cylinder from a cylinder attached to a mouth of a container body, and a stem rising from a cylindrical piston fitted into the cylinder, and a head with a nozzle at the upper end of the stem. The main member is a working member with a discharge valve, and a poppet that is inserted into the stem and has an upper part that rises from the bottom of the cylinder, and the fluid in the container is moved into the cylinder by vertical movement of the working member. In a fluid discharger having a female screw in the upper end of the cylinder member and a male screw in the lower part of the head, the suction valve 37 is provided at the bottom of the cylinder. And the lower end surface of the poppet 30, and a small-diameter rod portion 35 formed by the upper portion of the poppet 30.
When the male screw 25 is screwed into the female screw 13 by pressing down the operating member 15 and
The large diameter portion 36 outer circumferential surface provided on the upper end watertight in contact to the tubular sealing portion 22 the inner surface of the upper portion of the stem is formed, and the tubular sealing subordinates side
An appropriate number of fluid outflow grooves 23 are installed vertically on the inner wall of the stem.
Then, the male screw 25 is unscrewed from the female screw 13 to
Rises, the outer peripheral surface of the large diameter portion 36 flows out of the fluid
Lower part inner surface of stem inner wall surface part with vertical groove 23
A fluid discharger characterized by being movable .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991040797U JP2593317Y2 (en) | 1991-05-01 | 1991-05-01 | Fluid ejector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991040797U JP2593317Y2 (en) | 1991-05-01 | 1991-05-01 | Fluid ejector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04126764U JPH04126764U (en) | 1992-11-18 |
| JP2593317Y2 true JP2593317Y2 (en) | 1999-04-05 |
Family
ID=31921757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1991040797U Expired - Fee Related JP2593317Y2 (en) | 1991-05-01 | 1991-05-01 | Fluid ejector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2593317Y2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01258757A (en) * | 1988-04-06 | 1989-10-16 | Mitani Valve:Kk | Atomization pump |
| JPH0713816Y2 (en) * | 1988-12-09 | 1995-04-05 | 株式会社吉野工業所 | Liquid discharge container |
-
1991
- 1991-05-01 JP JP1991040797U patent/JP2593317Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04126764U (en) | 1992-11-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |