JP3628796B2 - Push-down head of pump type liquid dispenser - Google Patents

Push-down head of pump type liquid dispenser Download PDF

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Publication number
JP3628796B2
JP3628796B2 JP06214296A JP6214296A JP3628796B2 JP 3628796 B2 JP3628796 B2 JP 3628796B2 JP 06214296 A JP06214296 A JP 06214296A JP 6214296 A JP6214296 A JP 6214296A JP 3628796 B2 JP3628796 B2 JP 3628796B2
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Japan
Prior art keywords
top plate
head
cylinder
wall
plate
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JP06214296A
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Japanese (ja)
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JPH09225359A (en
Inventor
治夫 土田
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Yoshino Kogyosho Co Ltd
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Yoshino Kogyosho Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042—Components or details
    • B05B11/1052—Actuation means
    • B05B11/1053—Actuation means combined with means, other than pressure, for automatically opening a valve during actuation; combined with means for automatically removing closures or covers from the discharge nozzle during actuation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1001—Piston pumps
    • B05B11/1023—Piston pumps having an outlet valve opened by deformation or displacement of the piston relative to its actuating stem

Description

【０００１】
【発明の属する技術分野】
本発明は、ポンプ式液体注出器の押下げヘッドに関する。
【０００２】
【従来の技術】
例えば実開平７‐４６３６１ 号公報が示すように、従来ポンプ式液体注出器は、容器体内に垂下させるシリンダ内から、ステム下部に筒状ピストンを有しかつステム上端にノズル付き押下げヘッドを嵌着させた作動部材を、上方付勢させて起立し、該作動部材の上下動で容器体内液体をシリンダ内に吸上げ、かつ該シリンダ内液体を上記ノズルから噴出できるよう設けており、その押下げヘッドは、シリンダ内からステム内を通って押出された液体を、そのままノズルから噴出するよう設けられている。
【０００３】
【発明が解決しようとする課題】
上記のように従来のポンプ式液体注出器の押下げヘッドは、ステムを介して押出された液体をそのままノズルから噴出するよう設けているが、例えば上記液体注出器を、比較的少量宛使用する化粧用液体、特に高粘度の液体注出用の液体注出器として使用しようとすると、注出液体量の調整が困難となり、又ノズル先端からの液垂れを生じ易い。
【０００４】
本発明は押下げヘッドのノズルを、押下げヘッドの押圧面を形成する頂板押下げにより開口し、又その押下げ解放により弾性閉塞するよう設けることで上記欠点を除去するものである。
【０００５】
【課題を解決するための手段】
第１の手段として、天板１３中央部に透孔１４を穿設して、該透孔周縁からステム嵌合筒１５を垂下すると共に、天板周縁から起立する周壁１６前部を斜上前方へ傾斜突出して下嘴状部１７としたヘッド本体１２と、
【０００６】
上記下嘴状部１７に対応する上嘴状部２３を前方突出する頂板２２で、上記ヘッド本体上面を閉塞する蓋板２１と、
【０００７】
上記ヘッド本体の下嘴状部１７を除く周壁部分外面へ嵌合壁３２を固着させ、該嵌合壁部分上端に付設した内向きフランジ状壁３３と、下嘴状部１７を除くヘッド本体周壁部分の上面とで、上嘴状部２３を除く蓋体頂板の外周部分を挟持させた押え部材３１とからなり、
【０００８】
上記内向きフランジ状壁33の内端下方の頂板部分および該頂板部分の内周辺部分を肉薄の弾性変形板部24とすると共に、上嘴状部23を除く頂板部分前部から垂下した支持棒25下端を、透孔14と下嘴状部17基端との間の天板部分上面へ載置させ、
【０００９】
又上嘴状部２３の左右両側部からは下嘴状部１７の左右両側壁内面に水密に接してシール板２６， ２６を垂設し、
【００１０】
頂板２２後部の押下げにより、上記弾性変形板部２４が弾性変形して、上下両嘴状部が形成するノズル３５の前端部が開口可能に形成した。
【００１１】
第２の手段として、上記第１の手段を有すると共に天板１３前部を一定巾前方延長して該延長板部１３ａ を下嘴状部１７の基端側底板部とすると共に、頂板外周部からは、該押下げヘッドを嵌合させるポンプ式液体注出器のシリンダ付き装着筒から起立するガイド筒２ａへ摺動可能に嵌合させるガイド周壁１９を垂下した。
【００１２】
【発明の実施の形態】
本発明の押下げヘッドは、ポンプ式液体注出器のステム上端に嵌合させるもので、まずそのポンプ式液体注出器１について簡単に説明すると、２は容器体口頸部外面へ螺合させる装着筒で、容器体内へ垂下させるシリンダ３を吊下げ、該シリンダ下端からは容器体内液体吸上げ用のパイプ４を垂下する。シリンダ３内からは作動部材５を上方付勢させて起立する。該作動部材は、ステム６下端に筒状ピストン７を、又ステム上端にノズル付きの押下げヘッド１１をそれぞれ嵌合させ、該作動部材の上下動で容器体内液体をシリンダ内へ吸上げ、かつ該シリンダ内液体をステム６を通って押下げヘッドのノズルから注出するものである。図示例ではポペット８下端とシリンダ下部内面とで吸込み弁を、又筒状ピストン７を一定範囲ステム下部に対して上下動可能として、その筒状ピストンとステム下部に穿設した弁孔とで吐出弁を形成している。但し該ポンプ式液体注出器は、作動部材の上下動でポンプを作動するよう設けたものであればどのようなものでもよい。
【００１３】
本発明の押下げヘッド１１は、ヘッド本体と蓋板と押え部材とで形成している。ヘッド本体１２は、天板１３中央部に透孔１４を穿設し、該透孔周縁からステム嵌合筒１５を垂下する。又天板周縁から周壁１６を起立し、該周壁前部を一定巾斜上前方へ傾斜突出して下嘴状部１７としている。上記透孔１４と下嘴状部基端との間の天板部分上面には凹部１８を穿設するとよい。
【００１４】
図示のようにその下嘴状部１７は、天板１３前部を一定巾前方延長して、その延長板部１３ａ を下嘴状部１７の基端側の底板部として下嘴状部１７を前方へ長く突出することが望ましい。又天板１３外周部からは、該押下げヘッドを嵌合させるポンプ式液体注出器のシリンダ付き装着筒２から起立するガイド筒２ａへ摺動可能に嵌合させるガイド周壁１９を垂下するとよく、このようにすることで、本発明押下げヘッドを使用する液体注出器の外見を向上でき、又作動部材上下動時におけるグラつきを防止することが出来る。
【００１５】
２１は、上記ヘッド本体１２上面を閉塞する蓋板で、頂板２２から既述下嘴状部１７に対応する上嘴状部２３を前方突出する。蓋板２１は図示のように逆浅皿状としており、その平面外形は、ヘッド本体１２の平面外形と同一とし、ヘッド本体上面へ蓋板２１を載置したとき、下嘴状部１７上面へ上嘴状部２３が、又下嘴状部を除く周壁１６部分上面へ、上嘴状部２３を除く頂板部分の外周部上面を載置できるよう設けている。該上嘴状部２３を除く頂板部分の外縁部は図示のように肉薄の弾性変形板部２４とする。尚この点については後述する。上嘴状部２３直ぐ後方の頂板部分からは支持棒２５を垂下してその下端を凹部１８内へ係止させ、又上嘴状部２３の左右両側部からは、下嘴状部１７の左右両側壁内面に水密に接するシール板２６， ２６を垂下している。図４が示すように、支持棒２５は小間隙をおいて左右二個垂設し、それ等支持棒前面にシール板２６， ２６を接続させてもよい。
【００１６】
３１は上記蓋板２１の押え部材で、既述ヘッド本体１２の下嘴状部１７を除く周壁部分外面へ固着させた嵌合壁３２を有し、かつ該嵌合壁上端から内向きフランジ状壁３３を突設して、該内向きフランジ状壁３３を、蓋板２１の上嘴状部２３を除く頂板外周部分上面へ載置させ、該外周部分をヘッド本体１２の周壁１６部分上面とで挟持させている。図３のように嵌合壁３２内面には突条３４を横設して、該突条を既述周壁１６の凹溝１６ａ 内へ嵌合させて周壁１６に対して押え部材３１を固着している。
【００１７】
既述蓋板２１の弾性変形板部２４は、少くとも上記内向きフランジ状壁３３の内端下方の頂板部分および該頂板部分内方の頂板部分で形成し、図２が示すように、頂板２２後部の押下げにより、上記弾性変形板部２４が弾性変形することで、その弾性変形板部２４内方の頂板中央部が支持棒２５下端を支点として下降し、よって上嘴状部２３前部が揺動により上昇して、上下両嘴状部２３， １７が形成するノズル３５の前端が開口するよう設けている。
【００１８】
既述のヘッド本体１２，蓋板２１，押え部材３１はそれぞれ合成樹脂材で形成している。
【００１９】
本発明の押下げヘッド１１を、図１が示すように液体注出器１のステム６上端部に嵌着させ、又該液体注出器を容器体口頸部に嵌合させておき、該状態から押下げヘッド１１を押下げすると、図２が示すようにノズル３５の前端が開口し、又作動部材５が下降することでシリンダ内液体はステム６を通り、又ヘッド本体１２上面と蓋板２１との間を通ってノズル３５前端から注出する。所望量の液体注出後押下げヘッド１１を離すと、蓋板２１は弾性変形板部２４が弾性復元することでノズル前端を閉塞すると共に作動部材５は付勢されているため上昇する。
【００２０】
【発明の効果】
本発明は既述構成とするもので、請求項１記載の押下げヘッドは押え部材３１の内向きフランジ状壁３３内端下方の頂板部分および該頂板部分内方の頂板部分を肉薄の弾性変形板部２４とし、かつ上嘴状部２３を除く頂板部分の前部から垂下した支持棒２５下端を、ヘッド本体天板１３の透孔１４と下嘴状部１７基端との間の天板部分上面へ載置させたから、頂板２２後部の押下げにより上記支持棒２５下端を支点として、弾性変形板部２４の後方部分は図２が示すように下方へ弾性弯曲し、又前方部分は上方へ弾性変形することとなって、確実に両嘴状部が形成するノズル３５を開くことが出来、又上記押下げ解放により弾性変形板部２４を弾性復元させてノズルを閉塞させることが出来、よって比較的高粘度の液体を少量宛注出するのに便利である。
【００２１】
又上嘴状部２３の左右両側部から下嘴状部１７の左右両側壁内面に、水密に接してシール板２６， ２６を垂下したから、ノズル開口時にノズル前端だけが開口してノズル両側部を閉塞したままとすることが出来る。
【００２２】
請求項２記載の押下げヘッドの場合は上記効果を有するほか、ヘッド本体の天板１３前部を一定巾前方延長して該延長板部を下嘴状部１７の基端側底板部としたから、両嘴状部で形成するノズルの前方突出長さを大として注出液体の取出しが容易となり、又ポンプ式液体注出器のシリンダ付き装着筒から起立するガイド筒２ａへ摺動可能に嵌合させるガイド周壁１９を垂設したから、押下げヘッドの外見を向上できるほか、押下げヘッドを嵌合させた作動部材５の上下動を円滑とすることが出来る。
【図面の簡単な説明】
【図１】本発明の押下げヘッドを有する、ポンプ式液体注出器の断面図である。
【図２】図１の液体注出器をノズル開口状態で示す断面図である。
【図３】本発明押下げヘッドの分解斜視図である。
【図４】図３押下げヘッドの蓋板を下方からみた斜視図である。
【符号の説明】
１２…ヘッド本体 １７…下嘴状部 ２１…蓋板
２３…上嘴状部 ２５…支持棒 ３１…押え部材[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a pressing head of a pump type liquid dispenser.
[0002]
[Prior art]
For example, as disclosed in Japanese Utility Model Laid-Open No. 7-46361, a conventional pump type liquid dispenser has a cylindrical piston at the bottom of a stem from a cylinder suspended in a container body, and a push-down head with a nozzle at the top of the stem. The fitted operation member is erected upwardly to be erected, so that the liquid in the container is sucked into the cylinder by the vertical movement of the operation member, and the liquid in the cylinder is ejected from the nozzle. The pressing head is provided so that the liquid pushed out from the cylinder through the stem is directly ejected from the nozzle.
[0003]
[Problems to be solved by the invention]
As described above, the push-down head of the conventional pump type liquid dispenser is provided so that the liquid extruded through the stem is directly ejected from the nozzle. For example, the liquid dispenser is directed to a relatively small amount. If it is intended to be used as a cosmetic liquid to be used, particularly a liquid dispenser for dispensing a highly viscous liquid, it is difficult to adjust the amount of liquid to be dispensed, and liquid dripping from the nozzle tip tends to occur.
[0004]
The present invention eliminates the above-mentioned drawbacks by providing the nozzle of the pressing head to be opened by pressing the top plate that forms the pressing surface of the pressing head and to be elastically closed by releasing the pressing head.
[0005]
[Means for Solving the Problems]
As a first means, a through-hole 14 is formed in the central portion of the top plate 13, and the stem fitting cylinder 15 is suspended from the periphery of the through-hole, and the front portion of the peripheral wall 16 rising from the top-plate periphery is inclined frontward. A head body 12 that protrudes into the lower flange 17 by projecting toward the bottom,
[0006]
A top plate 22 projecting forward from the upper collar portion 23 corresponding to the lower collar portion 17, and a lid plate 21 that closes the upper surface of the head main body;
[0007]
A fitting wall 32 is fixed to the outer surface of the peripheral wall portion excluding the lower flange portion 17 of the head main body, an inward flange-like wall 33 attached to the upper end of the fitting wall portion, and the head main body peripheral wall excluding the lower flange portion 17 A pressing member 31 that sandwiches the outer peripheral portion of the lid top plate excluding the upper collar 23 with the upper surface of the portion,
[0008]
The top plate portion below the inner end of the inward flange-like wall 33 and the inner peripheral portion of the top plate portion are thin elastic deformation plate portions 24, and support rods hanging from the front portion of the top plate portion excluding the upper flange portion 23 25 The lower end is placed on the top surface of the top plate between the through hole 14 and the lower flange 17 base end,
[0009]
Further, seal plates 26 and 26 are suspended from both the left and right side portions of the upper flange portion 23 in contact with the inner surfaces of the left and right side walls of the lower flange portion 17 in a watertight manner.
[0010]
By pressing down the rear portion of the top plate 22, the elastic deformation plate portion 24 is elastically deformed so that the front end portion of the nozzle 35 formed by the upper and lower flange portions can be opened.
[0011]
As a second means, the first means is provided and the front portion of the top plate 13 is extended forward by a certain width to make the extension plate portion 13a the base end side bottom plate portion of the lower bowl-shaped portion 17, and the top plate outer peripheral portion. Then, a guide peripheral wall 19 that slidably fits from a cylinder-equipped mounting cylinder of a pump-type liquid dispenser to which the push-down head is fitted to a guide cylinder 2a that stands is suspended.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
The push-down head of the present invention is fitted to the upper end of the stem of the pump type liquid dispenser. First, the pump type liquid dispenser 1 will be briefly described. The cylinder 3 to be suspended in the container body is suspended by the mounting cylinder to be suspended, and the pipe 4 for sucking up liquid in the container is suspended from the lower end of the cylinder. From the inside of the cylinder 3, the operating member 5 is urged upward to stand up. The actuating member is fitted with a cylindrical piston 7 at the lower end of the stem 6 and a push-down head 11 with a nozzle at the upper end of the stem, and sucks up the liquid in the container into the cylinder by the vertical movement of the actuating member. The in-cylinder liquid is poured out from the nozzle of the push-down head through the stem 6. In the illustrated example, the lower end of the poppet 8 and the inner surface of the lower part of the cylinder enable the suction valve, and the cylindrical piston 7 can move up and down with respect to the lower part of the stem. Forming a valve. However, the pump-type liquid dispenser may be anything as long as it is provided to operate the pump by the vertical movement of the operation member.
[0013]
The pressing head 11 of the present invention is formed by a head main body, a cover plate, and a pressing member. The head main body 12 has a through hole 14 formed in the central portion of the top plate 13, and the stem fitting cylinder 15 is suspended from the periphery of the through hole. Further, the peripheral wall 16 is erected from the peripheral edge of the top plate, and the front portion of the peripheral wall is inclined downward and protrudes forward by a certain width to form a lower hook-shaped portion 17. A recess 18 may be formed on the top surface of the top plate between the through hole 14 and the lower flange base.
[0014]
As shown in the figure, the lower hook-shaped portion 17 extends the front portion of the top plate 13 forward by a certain width, and uses the lower plate-shaped portion 17 as the bottom plate portion on the base end side of the lower hook-shaped portion 17. It is desirable to protrude long forward. Further, from the outer peripheral portion of the top plate 13, a guide peripheral wall 19 to be slidably fitted to the guide cylinder 2a standing up from the cylinder with cylinder 2 of the pump type liquid dispenser to which the push-down head is fitted may be suspended. By doing in this way, the appearance of the liquid dispenser using the pressing head of the present invention can be improved, and the glare during the vertical movement of the operating member can be prevented.
[0015]
Reference numeral 21 denotes a cover plate for closing the upper surface of the head main body 12, and projects from the top plate 22 an upper collar portion 23 corresponding to the above-described lower collar portion 17. The cover plate 21 has a reverse shallow dish shape as shown in the drawing, and the planar outer shape thereof is the same as the planar outer shape of the head main body 12. When the cover plate 21 is placed on the upper surface of the head main body, The upper collar part 23 is provided so that the upper surface of the outer peripheral part of the top plate part excluding the upper collar part 23 can be placed on the upper surface of the peripheral wall 16 part excluding the lower collar part. The outer edge portion of the top plate portion excluding the upper flange portion 23 is a thin elastic deformation plate portion 24 as shown in the figure. This point will be described later. The support rod 25 is suspended from the top plate portion immediately behind the upper collar portion 23 and the lower end thereof is locked into the recess 18, and the left and right sides of the upper collar portion 23 are left and right of the lower collar portion 17. Seal plates 26, 26 that are in watertight contact with the inner surfaces of both side walls are suspended. As shown in FIG. 4, two support bars 25 may be provided on the left and right sides with a small gap, and seal plates 26, 26 may be connected to the front surfaces of these support bars.
[0016]
Reference numeral 31 denotes a pressing member for the lid plate 21, which has a fitting wall 32 fixed to the outer surface of the peripheral wall portion excluding the lower flange portion 17 of the head body 12 described above, and has an inward flange shape from the upper end of the fitting wall. A wall 33 is provided so that the inward flange-like wall 33 is placed on the top surface of the outer peripheral portion of the top plate excluding the upper flange portion 23 of the lid plate 21, and the outer peripheral portion is connected to the upper surface of the peripheral wall 16 portion of the head body 12. It is pinched with. As shown in FIG. 3, a protrusion 34 is provided on the inner surface of the fitting wall 32, the protrusion is fitted into the groove 16 a of the peripheral wall 16, and the pressing member 31 is fixed to the peripheral wall 16. ing.
[0017]
The elastic deformation plate portion 24 of the cover plate 21 is formed by at least a top plate portion below the inner end of the inward flange-like wall 33 and a top plate portion inside the top plate portion, and as shown in FIG. 22 When the elastic deformation plate portion 24 is elastically deformed by pushing down the rear portion, the central portion of the top plate inside the elastic deformation plate portion 24 descends with the lower end of the support rod 25 as a fulcrum, and thus The upper part of the nozzle 35 formed by the upper and lower hook-like parts 23 and 17 is opened so as to open.
[0018]
The above-described head main body 12, lid plate 21, and pressing member 31 are each formed of a synthetic resin material.
[0019]
The push-down head 11 of the present invention is fitted to the upper end of the stem 6 of the liquid dispenser 1 as shown in FIG. 1, and the liquid dispenser is fitted to the container neck of the container body, When the push-down head 11 is pushed down from the state, the front end of the nozzle 35 is opened as shown in FIG. 2, and the operating member 5 is lowered so that the liquid in the cylinder passes through the stem 6 and the upper surface of the head body 12 and the lid. It pours out from the front end of the nozzle 35 through the space between the plates 21. When the pressing head 11 is released after the desired amount of liquid is dispensed, the lid plate 21 closes the front end of the nozzle by the elastic deformation plate portion 24 being elastically restored and the operating member 5 is lifted because it is biased.
[0020]
【The invention's effect】
The present invention has the above-described configuration, and the pressing head according to claim 1 has a thin elastic deformation of the top plate portion below the inner end of the inward flange-like wall 33 of the pressing member 31 and the top plate portion inside the top plate portion. The bottom of the support rod 25 that is a plate portion 24 and is suspended from the front portion of the top plate portion excluding the upper flange portion 23 is a top plate between the through hole 14 of the head body top plate 13 and the lower flange portion 17 base end. Since it is placed on the upper surface of the part, the rear part of the elastic deformation plate part 24 is elastically bent downward as shown in FIG. The nozzle 35 formed by the two hook-shaped portions can be opened reliably, and the elastic deformation plate portion 24 can be elastically restored by the above-mentioned release to close the nozzle. Therefore, to dispense a relatively high viscosity liquid to a small amount Is an interest.
[0021]
Further, since the seal plates 26 and 26 are suspended in water-tight contact with the inner surfaces of the left and right side walls of the lower collar 17 from the left and right sides of the upper collar 23, only the nozzle front end is opened when the nozzle is opened. Can remain occluded.
[0022]
In the case of the pressing head according to claim 2, in addition to the above-mentioned effect, the front plate 13 front portion of the head body is extended forward by a certain width, and the extended plate portion is used as the bottom plate portion on the base end side of the lower collar portion 17. Therefore, it is possible to take out the dispensed liquid easily by increasing the forward projecting length of the nozzle formed by the both hook-shaped parts, and to be slidable from the cylinder-equipped cylinder of the pump type liquid dispenser to the guide cylinder 2a. Since the guide peripheral wall 19 to be fitted is suspended, the appearance of the pressing head can be improved and the vertical movement of the operating member 5 fitted with the pressing head can be made smooth.
[Brief description of the drawings]
FIG. 1 is a sectional view of a pump type liquid dispenser having a pressing head according to the present invention.
FIG. 2 is a cross-sectional view showing the liquid dispenser of FIG. 1 in a nozzle opening state.
FIG. 3 is an exploded perspective view of a pressing head according to the present invention.
4 is a perspective view of the lid plate of the push-down head as seen from below. FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 12 ... Head main body 17 ... Lower collar-shaped part 21 ... Cover plate 23 ... Upper collar-shaped part 25 ... Support bar 31 ... Pressing member

Claims (2)

天板13中央部に透孔14を穿設して、該透孔周縁からステム嵌合筒15を垂下すると共に、天板周縁から起立する周壁16前部を斜上前方へ傾斜突出して下嘴状部17としたヘッド本体12と、
上記下嘴状部17に対応する上嘴状部23を前方突出する頂板22で、上記ヘッド本体上面を閉塞する蓋板21と、
上記ヘッド本体の下嘴状部17を除く周壁部分外面へ嵌合壁32を固着させ、該嵌合壁部分上端に付設した内向きフランジ状壁33と、下嘴状部17を除くヘッド本体周壁部分の上面とで、上嘴状部23を除く蓋体頂板の外周部分を挟持させた押え部材31とからなり、
上記内向きフランジ状壁33の内端下方の頂板部分および該頂板部分の内周辺部分を肉薄の弾性変形板部24とすると共に、上嘴状部23を除く頂板部分前部から垂下した支持棒25下端を、透孔14と下嘴状部17基端との間の天板部分上面へ載置させ、
又上嘴状部23の左右両側部からは下嘴状部17の左右両側壁内面に水密に接してシール板26,26 を垂設し、
頂板22後部の押下げにより、上記弾性変形板部24が弾性変形して、上下両嘴状部が形成するノズル35の前端部が開口可能に形成した、
ことを特徴とするポンプ式液体注出器の押下げヘッド。A through-hole 14 is drilled in the center of the top plate 13, and the stem fitting cylinder 15 is suspended from the periphery of the through-hole, and the front portion of the peripheral wall 16 rising from the top plate periphery is inclined obliquely forward and inclined downward. The head body 12 as the shape part 17,
With a top plate 22 that projects forward from the upper collar portion 23 corresponding to the lower collar portion 17, a lid plate 21 that closes the upper surface of the head main body,
A fitting wall 32 is fixed to the outer surface of the peripheral wall portion excluding the lower flange portion 17 of the head body, and an inward flange-like wall 33 attached to the upper end of the fitting wall portion, and the head body peripheral wall excluding the lower flange portion 17 The upper surface of the portion, and the presser member 31 that sandwiches the outer peripheral portion of the lid top plate excluding the upper collar 23,
The top plate portion below the inner end of the inward flange-like wall 33 and the inner peripheral portion of the top plate portion are thin elastic deformation plate portions 24, and support rods hanging from the front portion of the top plate portion excluding the upper flange portion 23 25 The lower end is placed on the top surface of the top plate between the through hole 14 and the lower flange 17 base end,
Further, seal plates 26 and 26 are suspended from both the left and right side portions of the upper flange portion 23 in contact with the inner surfaces of the left and right side walls of the lower flange portion 17 in a watertight manner.
By pressing down the rear portion of the top plate 22, the elastic deformation plate portion 24 is elastically deformed, and the front end portion of the nozzle 35 formed by the upper and lower hook-shaped portions is formed to be openable.
A press-down head of a pump type liquid dispenser characterized by the above. 天板１３前部を一定巾前方延長して該延長板部１３ａ を下嘴状部１７の基端側底板部とすると共に、頂板外周部からは、該押下げヘッドを嵌合させるポンプ式液体注出器のシリンダ付き装着筒から起立するガイド筒２ａへ摺動可能に嵌合させるガイド周壁１９を垂下した、
ことを特徴とする請求項１記載の押下げヘッド。A pump-type liquid for extending the front portion of the top plate 13 forward by a certain width to make the extended plate portion 13a the base end side bottom plate portion of the lower flange-like portion 17 and fitting the push-down head from the outer peripheral portion of the top plate. A guide peripheral wall 19 that is slidably fitted to the guide cylinder 2a that stands up from the cylinder with the cylinder of the dispenser is suspended,
The pressing head according to claim 1.
JP06214296A 1996-02-22 1996-02-22 Push-down head of pump type liquid dispenser Expired - Fee Related JP3628796B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP06214296A JP3628796B2 (en) 1996-02-22 1996-02-22 Push-down head of pump type liquid dispenser

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Application Number Priority Date Filing Date Title
JP06214296A JP3628796B2 (en) 1996-02-22 1996-02-22 Push-down head of pump type liquid dispenser

Publications (2)

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JPH09225359A JPH09225359A (en) 1997-09-02
JP3628796B2 true JP3628796B2 (en) 2005-03-16

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KR101646884B1 (en) * 2015-11-27 2016-08-08 강성일 Outlet pump vessel of liquid content is able to intercept air

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