JP4148921B2 - Terminal protection structure for hot water storage type electric water heater - Google Patents

Terminal protection structure for hot water storage type electric water heater Download PDF

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JP4148921B2
JP4148921B2 JP2004174117A JP2004174117A JP4148921B2 JP 4148921 B2 JP4148921 B2 JP 4148921B2 JP 2004174117 A JP2004174117 A JP 2004174117A JP 2004174117 A JP2004174117 A JP 2004174117A JP 4148921 B2 JP4148921 B2 JP 4148921B2
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hot water
water storage
storage tank
flange
supply pipe
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JP2005351568A (en
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一郎 原田
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Chugoku Electric Power Co Inc
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Description

本発明は、貯湯タンク内に発熱体を設けた貯湯式電気温水器に係り、特に貯湯タンクの周囲に発熱体等の部品の端子部分を保護する構造にした貯湯式電気温水器の端子部保護構造に関する。   The present invention relates to a hot water storage type electric water heater in which a heating element is provided in a hot water storage tank, and in particular, to protect a terminal part of a hot water storage type electric water heater having a structure for protecting a terminal portion of a part such as a heating element around the hot water storage tank. Concerning structure.

貯湯式電気温水器は、電気料金の安い夜間電力を利用して沸かした温水を貯湯タンクに貯蔵しておき、昼間のピーク時にその温水を使用するものである。タンクの形状及び配置に関する先行技術としては、特許文献１の特開２００４−１０１０９８公報「貯湯式電気温水器及びこの電気温水器の貯湯方法」に示すように、貯湯タンクについて、横方向又は縦方向の何れにも並列できるように、複数に分割してユニット化し、設置しやすいように、全体を薄型の扁平形状に形成し、タンクの周囲に断熱材を貼り付けた構造のものが提案されている。
特開２００４−１０１０９８ Hot water storage type electric water heaters store hot water boiled using night electricity with low electricity charges in a hot water storage tank, and use the hot water during peak hours in the daytime. As prior art relating to the shape and arrangement of the tank, as shown in Japanese Patent Application Laid-Open No. 2004-101098 “Hot water storage type electric water heater and hot water storage method of this electric water heater” of Patent Document 1, In order to be able to be placed in parallel with each other, it is divided into a plurality of units, and the whole is formed into a thin flat shape so that it is easy to install, and a structure with a heat insulating material pasted around the tank has been proposed Yes.
JP2004-101098

このようなユニット化した貯湯タンクは、図３に示すように、貯湯タンク５１を横方向に並列設置しやすいように、全体を薄型の扁平形状に形成し、この薄型の貯湯タンク５１の底部近くのタンク側壁に設けた給水管５２から水を補給し、貯湯タンク５１の底部近くのタンク側壁に設けた発熱体５３で加熱した温水を、貯湯タンク５１の上部に設けた給湯管５４を通して排出するようになっている。   As shown in FIG. 3, such a unitized hot water storage tank is formed in a thin flat shape so that the hot water storage tanks 51 can be easily installed in parallel in the horizontal direction, and is close to the bottom of the thin hot water storage tank 51. Water is replenished from a water supply pipe 52 provided on the tank side wall, and hot water heated by a heating element 53 provided on the tank side wall near the bottom of the hot water storage tank 51 is discharged through a hot water supply pipe 54 provided at the top of the hot water storage tank 51. It is like that.

しかし、この従来の貯湯タンク５１では、発熱体５３の接続端子部５５が貯湯タンク５１の側方に大きく突出していた。そのために、図４に示すように、このような構成の貯湯タンク５１に断熱材５６を貼り付けたものを横方向に並列設置するときに、これらの発熱体５３の接続端子部５５が邪魔になるので、広い設置空間が必要になるとう問題を有していた。同様に、発熱体５３以外にも湯温センサの接続端子や過昇防止サーモの接続端子も突出していることが多かった。 However, in the conventional hot water storage tank 51, the connection terminal portion 55 of the heating element 53 protrudes greatly to the side of the hot water storage tank 51. Therefore, as shown in FIG. 4, those affixed thermal insulation 56 in the hot water storage tank 51 having such a configuration when installed in parallel in the lateral direction, these heating elements 53 of the connecting terminal portion 55 is out of the way Therefore, there was a problem that a large installation space was required. Similarly, in addition to the heating element 53, the connection terminal of the hot water temperature sensor and the connection terminal of the overheating prevention thermo are often projected.

また、貯湯タンク５１から大きく突出した接続端子部５５は、貯湯タンク５１の取り付け作業の際に邪魔になることが多いため、設置作業や運搬作業の際に、この接続端子部分５４を破損するという問題を有していた。   Further, the connection terminal portion 55 that protrudes greatly from the hot water storage tank 51 often becomes an obstacle during the installation work of the hot water storage tank 51, so that the connection terminal portion 54 is damaged during the installation work or the transportation work. Had a problem.

本発明は、かかる問題点を解決するために創案されたものである。すなわち、本発明の目的は、貯湯タンクにおける発熱体等の接続端子部を保護する構造を設けて、タンク周囲に突出しない構造にすることで、貯湯タンクの外形寸法を小さくでき、貯湯タンクを容易に並列設置することができる貯湯式電気温水器の端子部保護構造を提供することにある。   The present invention has been developed to solve such problems. That is, the object of the present invention is to provide a structure that protects the connecting terminal portion of the heating element in the hot water storage tank so that it does not protrude around the tank, so that the outer dimensions of the hot water storage tank can be reduced, and the hot water storage tank can be made easy. It is in providing the terminal part protection structure of the hot water storage type electric water heater which can be installed in parallel.

本発明によれば、全体が扁平形状に成る貯湯タンク（２）に、発熱本体部（１３）と接続端子部（１４）とから成る発熱体（７）と、水を補給する給水管（８）と、温水を排出する給湯管（９）と、を備えた貯湯式電気温水器（１）であって、前記貯湯タンク（２）の側壁（４）それぞれに開口部（５）を開け、各開口部（５）に円板形状のフランジ（６）を着脱自在に取り付け、各フランジ（６）に給水管（８）、給湯管（９）を貫通するように取り付け、一箇所の開口部（５）には、フランジ（６）に代えて、一側に鍔状の張出部（１１）を形成し、他側に通孔（１２）を開けた筒状部材（１０）を、該通孔（１２）側を前記貯湯タンク（２）内へ向けて取り付け、該筒状部材（１０）の通孔（１２）に、前記発熱体（７）を、その発熱本体部（１３）は、前記貯湯タンク（２）内に向けて貫通させ、該発熱体（７）の接続端子部（１４）は、前記貯湯タンク（２）の側壁（４）面から突出しないように、該筒状部材（１０）の空間内に取り付けた、ことを特徴とする貯湯式電気温水器の端子部保護構造が提供される。 According to the present invention, the hot water storage tank (2), which has a flat shape as a whole, is provided with a heat generating body (7) composed of a heat generating main body (13) and a connection terminal (14), and a water supply pipe (8) for supplying water. ) And a hot water supply pipe (9) for discharging hot water, and a hot water storage type electric water heater (1) having an opening (5) on each side wall (4) of the hot water storage tank (2) , A disc-shaped flange (6) is detachably attached to each opening (5), and is attached to each flange (6) so as to penetrate the water supply pipe (8) and the hot water supply pipe (9). In (5), instead of the flange (6), a tubular member (10) having a flange-like overhanging portion (11) formed on one side and a through hole (12) opened on the other side, mounted through hole (12) side toward the hot water storage tank (2) within the hole (12) of the cylindrical member (10), the heating element (7), the heating The body part (13) penetrates into the hot water storage tank (2), and the connection terminal part (14) of the heating element (7) does not protrude from the side wall (4) surface of the hot water storage tank (2). Thus, the terminal part protection structure of the hot water storage type electric water heater characterized by being attached in the space of this cylindrical member (10) is provided.

全体が扁平形状に成る貯湯タンク（２）に、発熱体（７）と、水を補給する給水管（８）と、温水を排出する給湯管（９）と、温水の温度を検知する湯温センサとを備えた貯湯式電気温水器（１）であって、前記貯湯タンク（２）の側壁（４）それぞれに開口部（５）を開け、各開口部（５）に円板形状のフランジ（６）を着脱自在に取り付け、各フランジ（６）に給水管（８）、給湯管（９）を貫通するように取り付け、一箇所の開口部（５）には、フランジ（６）に代えて、一側に鍔状の張出部（１１）を形成し、他側に通孔（１２）を開けた筒状部材（１０）を、該通孔（１２）側を前記貯湯タンク（２）内へ向けて取り付け、該筒状部材（１０）の通孔（１２）に、前記湯温センサを、前記貯湯タンク（２）内に向けて貫通させ、該湯温センサの接続端子部は、前記貯湯タンク（２）の側壁（４）面から突出しないように、該筒状部材（１０）の空間内に取り付けた。 A hot water storage tank (2) having an overall flat shape, a heating element (7), a water supply pipe (8) for supplying water, a hot water supply pipe (9) for discharging hot water, and a hot water temperature for detecting the temperature of the hot water A hot water storage type electric water heater (1) provided with a sensor, wherein an opening (5) is opened in each side wall (4) of the hot water storage tank (2), and a disk-shaped flange is formed in each opening (5). (6) is detachably attached, attached to each flange (6) so as to pass through the water supply pipe (8) and the hot water supply pipe (9), and replaced with the flange (6) in one opening (5). Then, a tubular member (10) having a flange-like overhanging portion (11) formed on one side and a through hole (12) opened on the other side is connected to the hot water storage tank (2 ) attached towards the inside, the through hole (12) of the cylindrical member (10), the hot water temperature sensor, to penetrate toward the hot water storage tank (2) within the Connection terminals of the temperature sensor, the side wall of the hot water storage tank (2) (4) so as not to protrude from the surface, was mounted in the space of the cylindrical member (10).

または、全体が扁平形状に成る貯湯タンク（２）に、発熱体（７）と、水を補給する給水管（８）と、温水を排出する給湯管（９）と、温水温度が異常に上昇することを防止する過昇防止サーモを備えた貯湯式電気温水器（１）であって、前記貯湯タンク（２）の側壁（４）それぞれに開口部（５）を開け、各開口部（５）に円板形状のフランジ（６）を着脱自在に取り付け、各フランジ（６）に給水管（８）、給湯管（９）を貫通するように取り付け、一箇所の開口部（５）には、フランジ（６）に代えて、一側に鍔状の張出部（１１）を形成し、他側に通孔（１２）を開けた筒状部材（１０）を、該通孔（１２）側を前記貯湯タンク（２）内へ向けて取り付け、該筒状部材（１０）の通孔（１２）に、前記過昇防止サーモを、前記貯湯タンク（２）内に向けて貫通させ、該過昇防止サーモの接続端子部は、前記貯湯タンク（２）の側壁（４）面から突出しないように、該筒状部材（１０）の空間内に取り付けた。 Or the hot water storage tank (2), which has a flat shape as a whole, has a heating element (7), a water supply pipe (8) for replenishing water, and a hot water supply pipe (9) for discharging hot water, and the hot water temperature rises abnormally. It is a hot water storage type electric water heater (1) provided with an overheat prevention thermostat that prevents the hot water storage tank (2) from opening (5) in each side wall (4) , and each opening (5 ) Are attached in a removable manner to each flange (6) so as to penetrate the water supply pipe (8) and the hot water supply pipe (9), and at one opening (5). Instead of the flange (6), a tubular member (10) having a flange-like overhanging portion (11) formed on one side and a through hole (12) opened on the other side is formed into the through hole (12). attached toward the side to the hot water storage tank (2) within the hole (12) of the cylindrical member (10), said cut-thermo, the hot water storage capacitor Passed through toward the click (2), the connecting terminal portions of該過temperature anti Thermo, said so as not to protrude from the side wall (4) plane of the hot water storage tank (2), the space of the cylindrical member (10) It was attached to.

上記構成の発明では、貯湯タンク（２）の側壁（４）に開口部（５）を開け、各開口部（５）に円板形状のフランジ（６）を着脱自在に取り付け、一箇所の開口部（５）には、フランジ（６）に代えて、筒状部材（１０）を取り付けたので、この凹部筒状部材（１０）に取り付けた発熱体（７）の接続端子部（１４）が、貯湯タンク（２）の側壁（４）面から突出していない。そのために、複数の貯湯タンク（２）を横方向に並列設置するときに、発熱体（７）の接続端子部（１４）が邪魔にならず、従来の貯湯タンクのように広い設置空間が必要なくなる。 In the invention having the above-described configuration , the opening (5) is opened in the side wall (4) of the hot water storage tank (2), and a disk-shaped flange (6) is detachably attached to each opening (5). Since the tubular member (10) is attached to the portion (5) instead of the flange (6), the connecting terminal portion (14) of the heating element (7) attached to the recessed tubular member (10) is provided. It does not protrude from the side wall (4) surface of the hot water storage tank (2). Therefore, when a plurality of hot water storage tanks (2) are installed in parallel in the horizontal direction, the connection terminal portion (14) of the heating element (7) does not get in the way, and a large installation space is required like a conventional hot water storage tank. Disappear.

また、発熱体（７）の接続端子部（１４）の他に、湯温センサや過昇防止サーモ等の温度制御に供する部品の接続端子部を、筒状部材（１０）の凹部に格納するように取り付け、貯湯タンク（２）の周囲からの突起部品をなくすことができる。   Further, in addition to the connection terminal portion (14) of the heating element (7), the connection terminal portion of a part used for temperature control, such as a hot water temperature sensor or an overheat prevention thermostat, is stored in the recess of the cylindrical member (10). Thus, it is possible to eliminate protruding parts from the periphery of the hot water storage tank (2).

このように貯湯タンク（２）の外形寸法が小さくなるので、貯湯タンク（２）をその横方向に隙間なく並列配置することができる。また、貯湯タンク（２）から突起部品がないので、貯湯タンク（２）の搬送作業や設置作業を容易に実施することができる。   Thus, since the external dimension of the hot water storage tank (2) becomes small, the hot water storage tank (2) can be arranged in parallel in the lateral direction without a gap. Moreover, since there are no protruding parts from the hot water storage tank (2), the transfer work and installation work of the hot water storage tank (2) can be easily performed.

本発明は、全体が扁平形状に成る貯湯タンク内に、発熱体、水を補給する給水管、温水を排出する給湯管と、を備えた貯湯式電気温水器である。特に、貯湯タンクの側壁に凹部を形成し、この凹部に発熱体等の接続端子部が貯湯タンクの側壁面から突出しないように構成したものである。   The present invention is a hot water storage type electric water heater provided with a heating element, a water supply pipe for replenishing water, and a hot water supply pipe for discharging hot water in a hot water storage tank having a flat shape as a whole. In particular, a concave portion is formed on the side wall of the hot water storage tank, and a connection terminal portion such as a heating element is not protruded from the side wall surface of the hot water storage tank in the concave portion.

以下、本発明の好ましい実施の形態を図面を参照して説明する。
図１は本発明の端子部保護構造を構成する貯湯式電気温水器の貯湯タンクの内部構造を示す正断面図である。図２は本発明の端子部保護構造を示す拡大断面図である。
本発明の貯湯式電気温水器１の貯湯タンク２は、例えば１２０リットル程度の温水を貯蔵できるように、全体を薄型の扁平形状に形成し、その周囲に断熱材３を貼り付けたものである。この貯湯タンク２は、合成樹脂製のブロー成型により製造する。例えば、ＰＰＥ（ポリフェノールエチレン）等の合成樹脂材を用いる。本発明では 建築構造体への負担を軽減するために、貯湯タンク２を軽量化してある。但し、タンクとして常時０．１ＭＰａの耐圧力、常時８５℃から最高１００℃程度の耐熱性能を有する合成樹脂材であれば、このＰＰＥに限定されず他の合成樹脂材に種々変更できる。 Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a front sectional view showing the internal structure of a hot water storage tank of a hot water storage type electric water heater constituting the terminal part protection structure of the present invention. FIG. 2 is an enlarged cross-sectional view showing the terminal portion protection structure of the present invention.
The hot water storage tank 2 of the hot water storage type electric water heater 1 according to the present invention is formed in a thin flat shape so that, for example, about 120 liters of hot water can be stored, and a heat insulating material 3 is attached to the periphery thereof. . The hot water storage tank 2 is manufactured by blow molding made of synthetic resin. For example, a synthetic resin material such as PPE (polyphenol ethylene) is used. In the present invention, the hot water storage tank 2 is lightened in order to reduce the burden on the building structure. However, as long as the tank is a synthetic resin material that always has a pressure resistance of 0.1 MPa and a heat resistance performance of about 85 ° C. to a maximum of about 100 ° C., the tank is not limited to this PPE and can be variously changed to other synthetic resin materials.

本発明の貯湯タンク２は、その両側の側壁４それぞれに開口部５を開け、各開口部５にフランジ６を着脱自在に取り付けたものである。このフランジ６に、棒状の発熱体７、給水管８、給湯管９、湯温センサ又は過昇防止サーモ等を貫通するように取り付け、このフランジ６を介して貯湯タンク２の開口部５に着脱自在に取り付ける。本発明の貯湯式電気温水器１は、このように配置した発熱体７と、湯温センサ、過昇防止サーモ等を用い、電気料金の安い夜間電力を利用して湯を安全に沸かようになっている。   The hot water storage tank 2 according to the present invention has an opening 5 in each side wall 4 on both sides thereof, and a flange 6 is detachably attached to each opening 5. Attached to the flange 6 so as to pass through a rod-shaped heating element 7, a water supply pipe 8, a hot water supply pipe 9, a hot water temperature sensor, an overheat prevention thermostat or the like, and is attached to and detached from the opening 5 of the hot water storage tank 2 via the flange 6. Install freely. The hot water storage type electric water heater 1 of the present invention uses the heating element 7 arranged in this way, a hot water temperature sensor, an overheat prevention thermostat, and the like so as to boil hot water safely using nighttime electric power with a low electricity bill. It has become.

貯湯タンク２の周囲に真空断熱材等の断熱材３を取り付ける。この断熱材３は、１３時間放置後の温度低下が２０度未満を満足する程度の素材が必要である。なお、貯湯タンク２の内部構造は、発熱体７と給水管８と給湯管９等の配置は、図示例の構造に限定されない。   A heat insulating material 3 such as a vacuum heat insulating material is attached around the hot water storage tank 2. The heat insulating material 3 is required to be a material that satisfies a temperature drop of less than 20 degrees after being left for 13 hours. The internal structure of the hot water storage tank 2 is not limited to the structure of the illustrated example in the arrangement of the heating element 7, the water supply pipe 8, the hot water supply pipe 9, and the like.

図２に示すように、一箇所の開口部５には、円板形状のフランジ６に代えて、凹部を形成するための筒状部材１０を貯湯タンク２内へ突出するように取り付けてある。この筒状部材１０は、その一側の開口に鍔状の張出部１１を形成し、他側に通孔１２を形成したものである。筒状部材１０はその筒部分と通孔１２を貯湯タンク２内へ向け、張出部１１を貯湯タンク２の開口部５に取り付ける構造になっている。   As shown in FIG. 2, instead of the disc-shaped flange 6, a cylindrical member 10 for forming a recess is attached to one opening 5 so as to protrude into the hot water storage tank 2. This tubular member 10 is formed with a flange-like overhanging portion 11 at an opening on one side and a through hole 12 on the other side. The tubular member 10 has a structure in which the tubular portion and the through hole 12 are directed into the hot water storage tank 2 and the overhanging portion 11 is attached to the opening 5 of the hot water storage tank 2.

筒状部材１０の通孔１２に発熱体７の発熱本体部１３を貫通させて取り付け、接続端子部１４は筒状部材１０の筒空間内に配置されるように取り付ける。これにより、接続端子部１４を、貯湯タンク２の側壁４面から突出させずに保護することができる。   The heat generating main body 13 of the heat generating body 7 is attached to the through hole 12 of the cylindrical member 10 so as to pass through, and the connection terminal portion 14 is attached so as to be disposed in the cylindrical space of the cylindrical member 10. Thereby, the connection terminal part 14 can be protected without protruding from the side wall 4 surface of the hot water storage tank 2.

なお、貯湯タンク２の壁面に筒状部材１０を設けて凹部を形成し、この凹部空間内に接続端子部を格納して貯湯タンク２の周囲に突起物を出さないものであれば、保護する部品は発熱体７の接続端子部１４に限定されない。例えば、図示していないが、温水の温度を検知する湯温センサについて、貯湯タンク２内に向けて設けた凹部に、この湯温センサの接続端子部を取り付けて貯湯タンク２の壁面から接続端子部を突出させずに保護することができる。   In addition, it protects if the cylindrical member 10 is provided in the wall surface of the hot water storage tank 2, a recessed part is formed, a connection terminal part is stored in this recessed space, and a protrusion is not taken out around the hot water storage tank 2. The component is not limited to the connection terminal portion 14 of the heating element 7. For example, although not shown in the figure, a hot water temperature sensor for detecting the temperature of hot water is connected to a recessed portion provided in the hot water storage tank 2 by connecting a connecting terminal portion of the hot water temperature sensor from the wall surface of the hot water storage tank 2. The part can be protected without protruding.

または、温水温度が異常に上昇することを防止する過昇防止サーモについて、貯湯タンク２内に向けて設けた凹部に、この過昇防止サーモの接続端子部を取り付けて貯湯タンク２の壁面から接続端子部を突出させずに保護することができる。   Or, for the overheating prevention thermo that prevents the hot water temperature from rising abnormally, a connecting terminal portion of this overheating prevention thermo is attached to the recess provided toward the inside of the hot water storage tank 2 and connected from the wall surface of the hot water storage tank 2 The terminal portion can be protected without protruding.

このように、貯湯タンク２の側壁４に凹部を形成する筒状部材１０内に、発熱体７、その他の部品等の接続端子部１４が貯湯タンク２の側壁４から突出しないように保護する構造である。そのために、この接続端子部１４の突出部分だけ、隣接する貯湯タンク２の間隔を狭めて並列設置することができる。   As described above, the tubular member 10 that forms a recess in the side wall 4 of the hot water storage tank 2 protects the connection terminals 14 such as the heating element 7 and other parts from protruding from the side wall 4 of the hot water storage tank 2. It is. Therefore, only the protruding portion of the connection terminal portion 14 can be installed in parallel by narrowing the interval between the adjacent hot water storage tanks 2.

なお、本発明は、貯湯タンク２を構成する凹部となる筒状部材１０を設け、接続端子部１４を突出させないように発熱体７、その他の端子を有する部品を取り付けることができる構成であれば、上述した発明の実施の形態に限定されず、本発明の要旨を逸脱しない範囲で種々変更できることは勿論である。   In the present invention, the cylindrical member 10 serving as a concave portion constituting the hot water storage tank 2 is provided, and the heating element 7 and other parts having terminals can be attached so as not to project the connection terminal portion 14. Of course, the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention.

本発明の貯湯式電気温水器の端子部保護構造は、主に全体が薄型の扁平形状の貯湯タンクに利用することができるが、貯湯タンクに筒状部材のような凹部を設け、その空間に端子部分を収納するように取り付けた構造の貯湯タンクであれば、従来の縦型の円筒形状の貯湯タンク等にも利用することができる。   The terminal protection structure of the hot water storage type electric water heater of the present invention can be mainly used for a flat hot water storage tank having a thin overall shape. Any hot water storage tank having a structure attached to accommodate the terminal portion can be used for a conventional vertical cylindrical hot water storage tank.

本発明の端子部保護構造を構成する貯湯式電気温水器の貯湯タンクの内部構造を示す正断面図である。It is a front sectional view which shows the internal structure of the hot water storage tank of the hot water storage type electric water heater which comprises the terminal part protection structure of this invention. 本発明の端子部保護構造を示す拡大断面図である。It is an expanded sectional view showing the terminal part protection structure of the present invention. 従来の発熱体構造を備えた貯湯タンクを示す正断面図である。It is front sectional drawing which shows the hot water storage tank provided with the conventional heat generating body structure. 従来の発熱体構造を備えた貯湯タンクを横方向に並列した状態を示す正断面図である。It is a front sectional view showing a state in which hot water storage tanks equipped with a conventional heating element structure are juxtaposed in the horizontal direction.

符号の説明Explanation of symbols

１ 貯湯式電気温水器
２ 貯湯タンク
４ タンク側壁
５ 開口部
６ フランジ
７ 発熱体
８ 給水管
９ 給湯管
１０ 筒状部材
１１ 張出部
１２ 通孔
１３ 発熱体本体部
１４ 接続端子部 DESCRIPTION OF SYMBOLS 1 Hot water storage type electric water heater 2 Hot water storage tank 4 Tank side wall 5 Opening part 6 Flange 7 Heat generating body 8 Water supply pipe 9 Hot water supply pipe 10 Tubular member 11 Overhang part 12 Through-hole 13 Heating element main body part 14 Connection terminal part

Claims (3)

全体が扁平形状に成る貯湯タンク（２）に、発熱本体部（１３）と接続端子部（１４）とから成る発熱体（７）と、水を補給する給水管（８）と、温水を排出する給湯管（９）と、を備えた貯湯式電気温水器（１）であって、
前記貯湯タンク（２）の側壁（４）それぞれに開口部（５）を開け、各開口部（５）に円板形状のフランジ（６）を着脱自在に取り付け、各フランジ（６）に給水管（８）、給湯管（９）を貫通するように取り付け、
一箇所の開口部（５）には、フランジ（６）に代えて、一側に鍔状の張出部（１１）を形成し、他側に通孔（１２）を開けた筒状部材（１０）を、該通孔（１２）側を前記貯湯タンク（２）内へ向けて取り付け、
該筒状部材（１０）の通孔（１２）に、前記発熱体（７）を、その発熱本体部（１３）は、前記貯湯タンク（２）内に向けて貫通させ、該発熱体（７）の接続端子部（１４）は、前記貯湯タンク（２）の側壁（４）面から突出しないように、該筒状部材（１０）の空間内に取り付けた、ことを特徴とする貯湯式電気温水器の端子部保護構造。 A hot water storage tank (2) having a flat shape as a whole is discharged with a heating element (7) composed of a heat generating main body (13) and a connection terminal (14), a water supply pipe (8) for replenishing water, and hot water. A hot water storage type electric water heater (1) comprising a hot water supply pipe (9),
An opening (5) is opened in each side wall (4) of the hot water storage tank (2), a disc-shaped flange (6) is detachably attached to each opening (5), and a water pipe is attached to each flange (6). (8) Attaching so as to penetrate the hot water supply pipe (9),
In one opening (5), instead of the flange (6), a tubular member having a flange-like overhanging portion (11) formed on one side and a through hole (12) opened on the other side ( 10) with the through hole (12) side facing into the hot water storage tank (2),
The heating element (7) is passed through the through hole (12) of the cylindrical member (10) , and the heating main body (13) is passed through the hot water storage tank (2). The connecting terminal portion (14) is attached in the space of the tubular member (10) so as not to protrude from the side wall (4) surface of the hot water storage tank (2). Water heater terminal protection structure. 全体が扁平形状に成る貯湯タンク（２）に、発熱体（７）と、水を補給する給水管（８）と、温水を排出する給湯管（９）と、温水の温度を検知する湯温センサとを備えた貯湯式電気温水器（１）であって、
前記貯湯タンク（２）の側壁（４）それぞれに開口部（５）を開け、各開口部（５）に円板形状のフランジ（６）を着脱自在に取り付け、各フランジ（６）に給水管（８）、給湯管（９）を貫通するように取り付け、
一箇所の開口部（５）には、フランジ（６）に代えて、一側に鍔状の張出部（１１）を形成し、他側に通孔（１２）を開けた筒状部材（１０）を、該通孔（１２）側を前記貯湯タンク（２）内へ向けて取り付け、
該筒状部材（１０）の通孔（１２）に、前記湯温センサを、前記貯湯タンク（２）内に向けて貫通させ、該湯温センサの接続端子部は、前記貯湯タンク（２）の側壁（４）面から突出しないように、該筒状部材（１０）の空間内に取り付けた、ことを特徴とする貯湯式電気温水器の端子部保護構造。 A hot water storage tank (2) having an overall flat shape, a heating element (7), a water supply pipe (8) for supplying water, a hot water supply pipe (9) for discharging hot water, and a hot water temperature for detecting the temperature of the hot water A hot water storage type electric water heater (1) provided with a sensor,
An opening (5) is opened in each side wall (4) of the hot water storage tank (2), a disc-shaped flange (6) is detachably attached to each opening (5), and a water pipe is attached to each flange (6). (8) Attaching so as to penetrate the hot water supply pipe (9),
In one opening (5), instead of the flange (6), a tubular member having a flange-like overhanging portion (11) formed on one side and a through hole (12) opened on the other side ( 10) with the through hole (12) side facing into the hot water storage tank (2),
The hot water temperature sensor is passed through the through hole (12) of the tubular member (10) toward the hot water storage tank (2), and a connecting terminal portion of the hot water temperature sensor is connected to the hot water storage tank (2). A terminal part protection structure for a hot water storage type electric water heater, which is mounted in the space of the cylindrical member (10) so as not to protrude from the side wall (4) surface of the hot water storage type. 全体が扁平形状に成る貯湯タンク（２）に、発熱体（７）と、水を補給する給水管（８）と、温水を排出する給湯管（９）と、温水温度が異常に上昇することを防止する過昇防止サーモを備えた貯湯式電気温水器（１）であって、
前記貯湯タンク（２）の側壁（４）それぞれに開口部（５）を開け、各開口部（５）に円板形状のフランジ（６）を着脱自在に取り付け、各フランジ（６）に給水管（８）、給湯管（９）を貫通するように取り付け、
一箇所の開口部（５）には、フランジ（６）に代えて、一側に鍔状の張出部（１１）を形成し、他側に通孔（１２）を開けた筒状部材（１０）を、該通孔（１２）側を前記貯湯タンク（２）内へ向けて取り付け、
該筒状部材（１０）の通孔（１２）に、前記過昇防止サーモを、前記貯湯タンク（２）内に向けて貫通させ、該過昇防止サーモの接続端子部は、前記貯湯タンク（２）の側壁（４）面から突出しないように、該筒状部材（１０）の空間内に取り付けた、ことを特徴とする貯湯式電気温水器の端子部保護構造。 The hot water storage tank (2), which has a flat shape as a whole, has a heating element (7), a water supply pipe (8) for replenishing water, a hot water supply pipe (9) for discharging hot water, and the hot water temperature rises abnormally. A hot water storage type electric water heater (1) equipped with an overheat prevention thermostat for preventing
An opening (5) is opened in each side wall (4) of the hot water storage tank (2), a disc-shaped flange (6) is detachably attached to each opening (5), and a water pipe is attached to each flange (6). (8) Attaching so as to penetrate the hot water supply pipe (9),
In one opening (5), instead of the flange (6), a tubular member having a flange-like overhanging portion (11) formed on one side and a through hole (12) opened on the other side ( 10) with the through hole (12) side facing into the hot water storage tank (2),
The overheat prevention thermo is passed through the through hole (12) of the tubular member (10) toward the hot water storage tank (2), and the connection terminal portion of the overheat prevention thermo is connected to the hot water storage tank ( 2) A terminal protection structure for a hot water type electric water heater, which is mounted in the space of the cylindrical member (10) so as not to protrude from the side wall (4) surface of 2).
JP2004174117A 2004-06-11 2004-06-11 Terminal protection structure for hot water storage type electric water heater Expired - Fee Related JP4148921B2 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108444097A (en) * 2018-02-01 2018-08-24 嘉兴乐之源光伏科技有限公司 A kind of solar water heater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108444097A (en) * 2018-02-01 2018-08-24 嘉兴乐之源光伏科技有限公司 A kind of solar water heater

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