JPS6112018Y2 - - Google Patents

Description

【考案の詳細な説明】 本考案は空気圧送式の電気ポツトに関し、その
目的とするところは、構造が簡単でしかも組立加
工が容易な電気ポツトを提供するにある。[Detailed Description of the Invention] The present invention relates to a pneumatically fed electric pot, and its purpose is to provide an electric pot which has a simple structure and is easy to assemble.

以下、本考案の実施例を図面に基き説明する。 Embodiments of the present invention will be described below with reference to the drawings.

電気ポツトＡは金属製真空二重の容器１と、容
器の上端に装着する中央開口の水切部材２と、こ
の水切部材の中央開口に着脱自在に装着する中蓋
３３と、水切部材の上端に着脱自在に装着する上
蓋３と、容器の下端に装着する底部材４と、容器
内液体を吐出しかつ液量表示を備えた吐出部材５
と、容器内の液体を加熱、保温するヒーター６並
びにヒーターへの通電を制御する通電制御部材７
とから構成されている。 The electric pot A includes a vacuum double-walled metal container 1, a draining member 2 with a central opening attached to the upper end of the container, an inner lid 33 detachably attached to the center opening of the draining member, and a draining member 2 attached to the upper end of the draining member. A top lid 3 that is detachably attached, a bottom member 4 that is attached to the lower end of the container, and a discharge member 5 that discharges the liquid in the container and has a liquid amount display.
and a heater 6 that heats and keeps the liquid in the container warm, and an energization control member 7 that controls energization to the heater.
It is composed of.

容器１はステンレス等の金属製内壁８、外壁９
及び底板１０とからなつている。 The container 1 has an inner wall 8 and an outer wall 9 made of metal such as stainless steel.
and a bottom plate 10.

内壁８は円筒型の内壁胴部１１と、この内壁胴
部の上端より内方に湾曲して上部を内壁胴部の径
よりもやや小径とした口元部１２とを備えてい
る。 The inner wall 8 includes a cylindrical inner wall body 11 and a mouth portion 12 that is curved inward from the upper end of the inner wall body and whose upper portion has a diameter slightly smaller than the diameter of the inner wall body.

内壁胴部１１は下部外周に後述のヒーター用の
環状溝１３を設けると共に下端を内方に折り曲
げ、その先端に上方に突出する第１環状フランジ
を設ける一方、上端に外方に突出する第２環状フ
ランジを設けている。 The inner wall body portion 11 has an annular groove 13 for a heater (to be described later) on the outer periphery of the lower part, bends the lower end inward, and has a first annular flange projecting upward at the tip thereof, and a second annular flange projecting outward at the upper end. An annular flange is provided.

口元部１２は下端に第２環状フランジと接合し
うる外方に突出する第３環状フランジを設ける一
方、上端に上方に突出する第４環状フランジを設
けている。 The mouth portion 12 has a third annular flange projecting outwardly at its lower end that can be joined to the second annular flange, and a fourth annular flange projecting upwardly at its upper end.

外壁９は内壁８と所定の間隔を隔ててほぼ同型
に形成されており、円筒型の外壁胴部１８と、こ
の外壁胴部下端の折曲部１９とを備えている。 The outer wall 9 is formed in substantially the same shape as the inner wall 8 at a predetermined distance, and includes a cylindrical outer wall trunk 18 and a bent part 19 at the lower end of the outer wall trunk.

外壁胴部１８は上部を内壁の口元部１２に沿つ
て内方に湾曲して、この外周壁に後述の水切部材
２を装着する環状の雄ネジ２０を設けると共に、
この雄ネジの上端を内方に折り曲げ、その先端に
口元部１２の第４環状フランジと接合しうる第５
環状フランジを設ける一方、下端に外方に突出す
る第６環状フランジを設けている。 The upper part of the outer wall body part 18 is curved inwardly along the mouth part 12 of the inner wall, and an annular male thread 20 is provided on the outer peripheral wall to which a draining member 2, which will be described later, is attached.
The upper end of this male screw is bent inward, and a fifth ring that can be joined to the fourth annular flange of the mouth part 12 is attached to the tip.
An annular flange is provided, and a sixth annular flange protruding outwardly is provided at the lower end.

折曲部１９は一端を上方に折り曲げてその先端
に外壁胴部１８の第６環状フランジと接合しうる
外方に突出する第７環状フランジを設ける一方、
他端を上方に折り曲げて、その先端を内壁胴部１
１の第１環状フランジと接合しうる第８環状フラ
ンジを設けている。 The bent portion 19 has one end bent upward and a seventh annular flange protruding outward that can be joined to the sixth annular flange of the outer wall trunk portion 18 at the tip thereof;
Bend the other end upwards and attach the tip to the inner wall trunk 1
An eighth annular flange is provided which can be joined to the first annular flange of the first annular flange.

この折曲部１９には後述のヒーター６のリード
線引出部材３４用の透孔を穿設している。 This bent portion 19 is provided with a through hole for a lead wire drawing member 34 of the heater 6, which will be described later.

底板１０は円板状に形成されており、外周端に
折曲部の第８環状フランジと接合しうる上方に突
出する第９環状フランジを設け、この円板状の所
定位置に後述の吐出部材の中空ジヨイント２６と
容器１内とを連通する接続管２７を溶着してい
る。 The bottom plate 10 is formed in the shape of a disk, and has a ninth annular flange projecting upward that can be joined to the eighth annular flange of the bent portion at the outer peripheral end, and a discharge member, which will be described later, is installed at a predetermined position on the disk. A connecting pipe 27 communicating between the hollow joint 26 and the inside of the container 1 is welded.

この底板１０は外壁９と一体成形してもよい。
容器１は内壁胴部１１の環状溝１３にヒーター６
を固定し、折曲部１９の透孔にヒーターのリード
線引出部材３４を固定、透孔を密封した後、内壁
胴部１１の第２環状フランジと口元部１２の第３
環状フランジとを接合、外壁胴部１８の第５環状
フランジと口元部の第４環状フランジとを接合、
更に外壁胴部の第６環状フランジと折曲部１９の
第７環状フランジとを接合、それぞれの接合個所
を大気圧下、溶着し、次に内壁胴部１１の第１環
状フランジ、折曲部１９の第８環状フランジ及び
底板１０の第９環状フランジを順次接合、真空
下、内壁８、外壁９間の真空引きと共に溶着して
いる。 This bottom plate 10 may be integrally molded with the outer wall 9.
The container 1 has a heater 6 in an annular groove 13 in an inner wall body 11.
After fixing the lead wire extraction member 34 of the heater to the through hole of the bent portion 19 and sealing the through hole, the second annular flange of the inner wall trunk portion 11 and the third
joining the annular flange; joining the fifth annular flange of the outer wall body 18 and the fourth annular flange of the mouth portion;
Furthermore, the sixth annular flange of the outer wall body part and the seventh annular flange of the bent part 19 are joined, and the respective joint parts are welded under atmospheric pressure, and then the first annular flange of the inner wall body part 11 and the bent part The eighth annular flange of No. 19 and the ninth annular flange of the bottom plate 10 are sequentially joined and welded under vacuum while vacuuming between the inner wall 8 and outer wall 9.

水切部材２は下部内壁に外壁胴部１８の雄ネジ
に螺着する雌ネジ２８と、この雌ネジの上端に口
元部１２と内径をほぼ面一となる内方に突出する
肩部２９と、この肩部の上端に後述の上蓋３を螺
着する上蓋用雄ネジ部３０とを一体成形してお
り、肩部２９の外周壁に後述の吐出部材５の上部
を装着する環状溝３１を設けている。 The draining member 2 has a female screw 28 on the lower inner wall that is screwed into the male screw of the outer wall trunk 18, and a shoulder portion 29 that projects inward and has an inner diameter substantially flush with the mouth portion 12 at the upper end of the female screw. An upper lid male threaded portion 30 for screwing the upper lid 3 (described later) is integrally formed on the upper end of this shoulder portion, and an annular groove 31 for attaching the upper portion of the discharge member 5 (described later) is provided on the outer circumferential wall of the shoulder portion 29. ing.

３２は容器１の口元と水切部材の肩部２９との
間に介在するパツキンである。 32 is a gasket interposed between the mouth of the container 1 and the shoulder 29 of the draining member.

中蓋３３は水切部材の肩部２９に着脱自在に装
着し、後述の上蓋３のベローズポンプ３６と連通
する中央に開口を設けた円筒型の中蓋本体３７
と、この中蓋本体の下端にビス止めされかつ、中
蓋本体の開口と連通する中央を開口した覆板３９
とを備えている。 The inner lid 33 is detachably attached to the shoulder 29 of the draining member, and has a cylindrical inner lid body 37 with an opening in the center communicating with a bellows pump 36 of the upper lid 3, which will be described later.
A cover plate 39 is screwed to the lower end of the inner lid body and has an opening at the center communicating with the opening of the inner lid body.
It is equipped with

この覆板３９はステンレス等の金属材料にて、
中央の開口を除いて容器内の蒸気と直接接触する
肩部２９開口の全面を覆つており、この覆板の外
周に肩部２９と当接する環状パツキン４０を張設
している。 This cover plate 39 is made of a metal material such as stainless steel.
The entire surface of the opening of the shoulder part 29 that comes into direct contact with the steam in the container is covered except for the central opening, and an annular packing 40 that comes into contact with the shoulder part 29 is stretched around the outer periphery of this cover plate.

上蓋３は上、下、中央を開口するベローズポン
プ３６と、ベローズポンプの上部開口に遊嵌する
プツシユ弁４１と、ベローズポンプ内よりプツシ
ユ弁を押圧するスプリング４２と、ベローズポン
プ上面に載置するガイド板４３と、ベローズポン
プ、ブツシユ弁、スプリング、ガイド板を内蔵す
る中央開口の蓋体４４と、蓋体の上部中央開口を
上下摺動する押板４５と、押板の上下摺動を規制
するストツパ装置４６と、ベローズポンプの下部
開口と連通し、蓋体４４の下端内壁に装着する下
板４７と、下板の中央開口と中蓋本体３７とを連
通するゴムプツユ４８とを備えている。 The upper lid 3 includes a bellows pump 36 that opens at the top, bottom, and center, a push valve 41 that loosely fits into the upper opening of the bellows pump, a spring 42 that presses the push valve from inside the bellows pump, and is placed on the top surface of the bellows pump. A guide plate 43, a lid body 44 with a central opening containing a bellows pump, a bushing valve, a spring, and a guide plate, a push plate 45 that slides up and down through the upper center opening of the lid body, and the vertical sliding of the push plate is restricted. a lower plate 47 that communicates with the lower opening of the bellows pump and is attached to the inner wall of the lower end of the lid body 44, and a rubber pushpiece 48 that communicates between the central opening of the lower plate and the inner lid body 37. .

吐出部材５は容器内の液体を吐出する吐出パイ
プ４９と、この吐出パイプと連通した液量表示管
５０と、液量表示管と容器の接続管２７とを連通
する中空ジヨイント２６と、吐出パイプ、液量表
示管を覆うカバー体５１とを備えている。 The discharge member 5 includes a discharge pipe 49 that discharges the liquid in the container, a liquid volume display tube 50 that communicates with the discharge pipe, a hollow joint 26 that communicates the liquid volume display tube and the connection pipe 27 of the container, and the discharge pipe. , and a cover body 51 that covers the liquid level display tube.

液量表示管５０はガラス等の透明な中空パイプ
にて形成されており、下端を内部空胴の中空ジヨ
イント２６を介して接続管２７と連通し、上端を
吐出パイプ４９に接続している。 The liquid level display tube 50 is formed of a transparent hollow pipe made of glass or the like, and has a lower end communicating with the connecting tube 27 via a hollow joint 26 in the internal cavity, and an upper end connected to the discharge pipe 49.

この液量表示管の背面には液面を鮮明に示す鮮
明板を張設している。 A clear plate that clearly shows the liquid level is attached to the back of the liquid level display tube.

中空ジヨイント２６の両端には耐熱、耐蝕性の
中空の弾性部材５２，５２、を装着しており、こ
の弾性部材５２，５２にて液量表示管５０と中空
ジヨイント２６及び接続管２７と中空ジヨイント
２６とをそれぞれ連通している。 Heat-resistant and corrosion-resistant hollow elastic members 52, 52 are attached to both ends of the hollow joint 26, and these elastic members 52, 52 connect the liquid level display tube 50, the hollow joint 26, the connecting tube 27, and the hollow joint. 26 are in communication with each other.

吐出パイプ４９は後端を液量表示管５０上端に
連接し、他端を吐出口５３としている。 The discharge pipe 49 has a rear end connected to the upper end of the liquid quantity display tube 50, and the other end serves as a discharge port 53.

カバー体５１は液量表示管５０の前面に位置す
る個所をきりかいており、下端を後述の底部材４
上端前面に装着し、上端の後部にリング体６９を
一体又は別体に設け、このリング体を水切部材２
の環状溝３１に装着して、液量表示管、吐出パイ
プを固定している。 The cover body 51 is cut out at a location located in front of the liquid level display tube 50, and its lower end is connected to a bottom member 4, which will be described later.
It is attached to the front surface of the upper end, and a ring body 69 is provided integrally or separately at the rear of the upper end, and this ring body is attached to the draining member 2.
The liquid volume display tube and the discharge pipe are fixed by being attached to the annular groove 31 of the tube.

カバー体５１の前面下端には吐出パイプの吐出
口５３が外部に突出するための透孔５４を穿設し
ている。 A through hole 54 is bored at the lower end of the front surface of the cover body 51 through which a discharge port 53 of the discharge pipe projects to the outside.

底部材４は容器の下端を覆う中央開口の底カバ
ー５５と、底カバーの中央開口を覆う平板５６と
を備えている。 The bottom member 4 includes a bottom cover 55 with a central opening that covers the lower end of the container, and a flat plate 56 that covers the central opening of the bottom cover.

底カバー５５の背面には外部電源用のプラグ５
７を挟持している。 On the back of the bottom cover 55 is a plug 5 for an external power supply.
It is holding 7.

平板５６は容器１の底板１０外壁と所定の間隔
を保持してビス５８止めされており、このビス５
８の螺締によつて底カバー５５上端を容器底部に
押圧している。 The flat plate 56 is fixed to the outer wall of the bottom plate 10 of the container 1 with a screw 58 while maintaining a predetermined distance.
8, the upper end of the bottom cover 55 is pressed against the bottom of the container.

ヒーター６は湯沸し用及び保温用のヒーターと
を備えており、この各ヒーターは容器の内壁８の
環状溝１３内に固定され、外壁の折曲部１９の透
孔に固定されたリード線引出部材３４を介してプ
ラグ５７に接続している。 The heater 6 includes a heater for boiling water and a heater for keeping warm, each of which is fixed in an annular groove 13 in the inner wall 8 of the container, and a lead wire drawing member fixed in a through hole in a bent part 19 in the outer wall. It is connected to the plug 57 via 34.

通電制御部材７は湯沸し用ヒーターが所定の温
度に達するとこのヒーターをオフするサーモスタ
ツト６６と、容器内の液体温度を感知して保温用
ヒーターへの通電を断続的にオン−オフするサー
マルリードスイツチ６７と、温度ヒユーズ６８
と、このサーモスタツト、サーマルリードスイツ
チ、温度ヒユーズをプラグ５７に直接又は間接的
に接続する各リード線とを備えており、このサー
マルリードスイツチ、温度ヒユーズ、サーモスタ
ツトは容器の底板１０の裏面に固定されている。 The energization control member 7 includes a thermostat 66 that turns off the kettle heater when it reaches a predetermined temperature, and a thermal lead that senses the temperature of the liquid in the container and intermittently turns on and off the energization to the heat-retaining heater. switch 67 and temperature fuse 68
and lead wires for directly or indirectly connecting the thermostat, thermal reed switch, and temperature fuse to the plug 57. Fixed.

以上の如く、本考案に於いては容器の前面に液
量表示管を設け、この液量表示管の後端を容器内
と連通し、先端に吐出パイプを備え、この液量表
示管、吐出パイプを覆うカバー本体を設け、この
カバー体を容器前面に装着しているので、液量表
示と液体吐出とを別個の機構にて行うことがない
ために構造が簡単で、しかも単一機構にて液量表
示、液体吐出を兼備でき部品点数を大巾に削減す
ることができると共に組立加工が容易となる。 As described above, in the present invention, a liquid level display tube is provided on the front side of the container, the rear end of this liquid level display tube communicates with the inside of the container, and a discharge pipe is provided at the tip. Since a cover body is provided to cover the pipe and this cover body is attached to the front of the container, the liquid volume display and liquid discharge are not performed by separate mechanisms, resulting in a simple structure and a single mechanism. The liquid quantity display and liquid discharge function can be performed simultaneously, the number of parts can be greatly reduced, and assembly and processing can be facilitated.

又、カバー体のリング体を水切部材の環状溝に
嵌合するだけで容器の前面に簡単に装着すること
ができる。 Further, the cover body can be easily attached to the front surface of the container by simply fitting the ring body of the cover body into the annular groove of the draining member.

更に、容器内と液量表示管とを一重壁の底部で
連通しているので、組立てが極めて容易であり、
通常組立てに際しては電気ポツトの容器、水切部
材、底部材等の各部品のほとんど全てを逆位にし
て組立てるので容器の底部が上面となつて見易
く、しかも確実かつ簡単に液量表示管の下端を容
器に取付けることができ、更にこの液量表示管と
容器との接続部での液漏れの恐れを全くなくすこ
とができて安全性の高いものであります。更に
又、保温効率が非常に良好で消費電力も少く経済
的なものであります。 Furthermore, since the inside of the container and the liquid level display tube are communicated at the bottom of the single wall, assembly is extremely easy.
Normally, when assembling, almost all of the parts of the electric pot, such as the container, draining member, bottom member, etc., are assembled upside down, so the bottom of the container faces up, making it easy to see, and also ensuring that the lower end of the liquid level indicator tube is correctly and easily connected. It is highly safe because it can be attached to a container, and there is no fear of liquid leakage at the connection between the liquid volume display tube and the container. Furthermore, it has very good heat retention efficiency and low power consumption, making it economical.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案実施例を示す側面図、第２図は
本考案実施例を示す縦断面図である。 Ａ……電気ポツト、１……容器、２……水切部
材、３……上蓋、４……底部材、５……吐出部
材、６……ヒーター、７……補助熱源、３１……
環状溝、３６……ベローズポンプ、４９……吐出
パイプ、５０……液量表示管、５１……カバー
体、５３……吐出口。 FIG. 1 is a side view showing an embodiment of the present invention, and FIG. 2 is a longitudinal sectional view showing an embodiment of the present invention. A... Electric pot, 1... Container, 2... Draining member, 3... Top lid, 4... Bottom member, 5... Discharge member, 6... Heater, 7... Auxiliary heat source, 31...
Annular groove, 36...Bellows pump, 49...Discharge pipe, 50...Liquid level display tube, 51...Cover body, 53...Discharge port.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 金属製の容器の下端に熱源を設けて容器内の液
体を加熱、保温すると共に、容器の上端に水切部
材を装着し、この水切部材上端にベローズポンプ
を内蔵した上蓋を設け、このベローズポンプの押
圧によつて容器内の液体を外部へ吐出する空気圧
送式の電気ポツトであつて、上記容器を底部のみ
を一重壁とし胴部並びに口元部を真空二重壁に成
形し、胴部下端の真空二重壁内に発熱体を張設す
る一方、容器内の液温を感知して発熱体をON，
OFFする通電制御部材を一重壁の底部に設ける
と共に容器の前面に容器内の液量を表示する液量
表示管を設け、液量表示管の下端を一重壁の容器
底部にて容器内と連通し、液量表示管の上端に容
器内の液体を吐出する吐出口を備えた吐出パイプ
の後端を接続したことを特徴とする電気ポツト。 A heat source is provided at the bottom end of the metal container to heat and keep the liquid inside the container warm, and a draining member is attached to the top end of the container, and a top lid with a built-in bellows pump is provided at the top end of the draining member. This is an air-feeding electric pot that discharges the liquid inside the container to the outside by pressure. A heating element is installed inside the vacuum double wall, and the heating element is turned on by sensing the temperature of the liquid inside the container.
An energization control member that turns off is provided at the bottom of the single-walled container, and a liquid volume display tube that displays the amount of liquid in the container is provided on the front of the container, and the lower end of the liquid volume display tube is communicated with the inside of the container at the bottom of the single-walled container. An electric pot characterized in that the rear end of a discharge pipe provided with a discharge port for discharging the liquid in the container is connected to the upper end of the liquid quantity display tube.