JPH08131332A - Exterior case of electric pot - Google Patents

Abstract

PURPOSE: To provide a low cost exterior case of an electric pot reduced in the number of parts and the number of assembling processes and having neat appearance. CONSTITUTION: The exterior case of an electric pot consists of two main body members 11, 12 made of a synthetic resin wherein the whole of the main body 10 from the shoulder part 1b connected to the mouth part of an inner container 2 to a bottom part 1b having an inspection window 9 formed to the bottom surface thereof is vertically divided. Two main body members 11, 12 are integrated by connecting mutual connection parts provided between the joints of the upper ends of the main body members and mutually connecting the bottom parts 1b by the bottom lid 15 applied from below to the inspection window 9 formed between the bottom parts.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outer case for an electric pot, and more particularly to an outer case for an electric pot in which an inner container is accommodated and fixed in the outer case and an inner solution is heated from around the inner container. is there.

[0002]

2. Description of the Related Art Originally, an outer case of an electric pot has a body formed of a steel plate as disclosed in Japanese Patent Laid-Open No. 58-27531. The steel plate is formed into a cylindrical shape, and the seams are connected to each other by curling and the like to form a body.
A synthetic resin shoulder member is attached to the upper end of the steel plate body, and a synthetic resin bottom member is attached to the lower end to form an exterior case. A lid is attached to the inspection window formed on the bottom surface of the bottom member.

A shoulder member made of synthetic resin is convenient for obtaining a complicated shape such as a connection port edge with an inner container of an outer case and a spout structure, and a bottom member made of synthetic resin is a plug connection port. It is convenient for forming various shapes such as legs, legs, and inspection windows.

[0004]

However, in the conventional structure as described above, the outer case is vertically divided into three members, that is, a shoulder member, a body portion, and a bottom member. Therefore, the number of parts and the number of assembling steps are large, which causes a high cost. The outer surface state of the outer case is also divided into three parts arranged in the up-down direction so that adjacent parts are made of different materials, so that the appearance is not neat yet and this cannot be solved even with the front part that is always visible.

An object of the present invention is to solve the above-mentioned problems, and the number of parts and the number of assembling steps formed by a main body member made of a synthetic resin which is divided into two in a direction different from the conventional one are small and the appearance is small. The main purpose of the present invention is to provide a clean outer case for an electric pot.

[0006]

An outer case of an electric pot according to the present invention is an electric pot for accommodating and fixing an inner container and heating an inner solution from around the inner container. In order to achieve the purpose, it is an outer case of an electric pot that accommodates and fixes the inner container in the outer case and heats the inner solution from around the inner container, from a shoulder portion connected to the mouth of the inner container. The entire body up to the bottom that forms the inspection window on the bottom surface is made of synthetic resin and consists of two body members vertically divided into two parts. The two body members are connected to each other provided between the joints of the upper ends. The first feature is that the parts are connected to each other, and the bottom parts are connected to each other by a bottom lid that is applied from below to an inspection window formed between the parts.

Separately, the entire main body from the shoulder portion connected to the mouth portion of the inner container to the bottom portion forming the inspection window on the bottom surface is made of synthetic resin and is composed of two main body members vertically divided into two parts. The two body members are connected by the flange of the inner container that fits the shoulders together into the opening formed between them from above, and the bottom lid is applied from below to the inspection window that forms the bottoms between each other. The second feature is that they are connected and integrated by.

In each of the above cases, it is preferable that the two main body members have a shape in which the main body is divided into two parts, the front part and the back part.

[0009]

In the above-mentioned constitution of the first characteristic of the outer case of the electric kettle of the present invention, the main body from the shoulder portion connected to the mouth portion of the inner container to the bottom portion forming the inspection window on the bottom surface is formed as a whole. It is made up of two synthetic resin main body members that are vertically divided into two parts, and the number of parts is smaller than before. Each main body member connects both connecting parts between the upper parts, and both bottom parts are connected to each other. It can be assembled by a simple work with a bottom lid that is applied to the inspection window part that is attached to the main body as well as a connection work for the main body, and both main body members are made of synthetic resin. Since it is convenient for obtaining various shapes required for the shoulder portion and the bottom portion of the outer case, since it is divided into two parts, various shapes can be obtained more easily than the conventional shoulder member and bottom member. Operation with type of switch operation key Went to form integrally also like, and also to simplify the necessary structure around the outer case, it is possible to reduce the cost. The bottom cover is not only shared by the connecting members of the two main body members, but also by the connecting structure.
Since the curved lower ends of the two main body members are received by the flat surface and coupled together, the inclination rigidity and the positional displacement rigidity of the two main body members are also enhanced, so that they are firmly integrated even by the above-described simple connection structure. An outer case is obtained.

Further, the two main body members have a shape obtained by vertically dividing the main body into two parts, and even if a pouring passage, a heater, and other necessary parts are provided around the outer circumference of the inner container, these By combining the two main body members from both sides so as to wrap the inner container and the entire equipment around it without interference, the combination structure and work of the entire electric pot is simplified, and the cost of the entire electric pot is reduced. Can also be reduced.

Further, the entire outer surface of the outer case which is visible to the human eye is formed by two main body members made of the same synthetic resin so as to have a common and clean appearance. A smoother appearance with no seams can be formed in a wide range.

In the above-mentioned configuration of the second feature, the inner container is shared by the upper connection of the two main body members more than in the case of the first feature. The cost can be further simplified and the two main body members can be fixed by receiving the shoulders of the two body members by the flanges connecting the two body members and fixing the two body members, similarly to the connecting structure of the bottom portion and the bottom lid. Since the positional displacement rigidity can be increased, an outer case that is more firmly integrated by the above-described simpler connection structure can be obtained.

In the structure in which the two main body members have a shape in which the main body is divided into two parts in the front and rear, the front face which is easily noticeable by the eyes of the main body and tends to be noticed by one of the main body members is joined by the main body member in the entire height range. It can be a neat appearance part.

[0014]

EXAMPLES The outer case of the electric pot of the present invention will be specifically described with reference to one example below.

This embodiment is an electric pot for pouring the inner solution by electric power, and as shown in FIG. 1, a metal inner container 2 made of aluminum is housed in an outer case 1 made of synthetic resin. Then, the inner solution is heated from around the inner container 2 by the heater 3 inside the body 5 so as to keep boiling water, keep warm, or keep boiling for a predetermined time or repeatedly. It is designed to store hot water while removing the scaly that diffuses the scaly. The stored internal solution passes through the pouring passage 4 connected to the inner container 2 and the electric pump 5 provided in the middle of the pouring passage 4.
By the operation of 6, the liquid is poured out of the body 5. A synthetic resin vessel lid 6 is mounted on the upper end of the vessel body 5 so as to be opened and closed by a shaft 7, and a metal inner lid 8 for closing the mouth of the inner container 2 is provided on the inner surface of the vessel lid 6. Has been.

The outer case 1 is, as shown in FIGS.
From the main body 10 from the shoulder portion 1a connected to the mouth of the inner container 2 to the bottom portion 1b forming the inspection window 9 on the bottom surface, the main body 10 is made of synthetic resin The two main body members 11 and 12 connect the connecting portions 13 and 14 provided between the joints of the upper end portions to each other, and apply the bottom portions 1b to the inspection window 9 formed between them from below. The bottom lid 15 made of synthetic resin is connected and integrated.

The connecting portions 13 and 14 are connected to the body members 11 and 1 respectively.
2 is a connecting piece provided at the mating edges of the upper ends of both sides so as to project toward the other side, so that the outer surfaces of the outer case 1 are flush with each other as shown in FIG. Further, a concave portion 22 is formed to fit one connecting portion 14 to the outside of the other connecting portion 13. These connecting portions may be provided on either side. A connecting hole 2 provided at the projecting end of the connecting portion 13 of one body member 11 to be hit
3 are elastically engaged with the protrusion 24 formed on the inner surface of the other end of the main body 11 to be connected to each other, and the upper end portions of the main body members 11 and 12 are integrated.

The inner container 2 is a shoulder portion 1 of each body member 11, 12.
a is fitted from above into the opening 41 formed between the two, and the outward flange 2a at the upper end of the inner container 2 is received on the rim of the opening 41, and the bottom portion of the inner container 2 and the bottom lid 15 are connected to each other by a metal fitting 42.
The inner container 2 is fixed in the outer case 1 by being connected by. However, the present invention is not limited to this, and various known fixing structures can be adopted.

The two body members 11, 12 are, in particular, the body 1.
It is assumed to have a form in which 0 is divided into front and rear.

In the present embodiment, further, the mounting holes 25a, 25 on the same axis of both the connecting portions 13, 14 to be hit together.
The handle 26 is connected at the same time as the handle 26 is attached to the b by fitting the protrusion 26a formed integrally with the end of the handle 26 made of synthetic resin or by attaching a separate body using the elasticity of the handle 26. The parts 13 and 14 are also connected to each other. As a result, the connecting portion 1
The connections of 3 and 14 are doubled, so that the coupling force between the upper end portions of the main body members 11 and 12 can be increased.

By the way, these connecting structures are not limited to those of the embodiments, and various connecting structures such as a screwing structure, a force fitting structure and the like can be adopted.
However, in the case of the elastic engagement method or the screw fastening structure as in the present embodiment, the connection can be released easily and it is convenient to perform repairs that require disassembly.

The connection of the bottom portions 1b of the main body members 11 and 12 by the bottom lid 15 is such that the outer peripheral portion of the bottom lid 15 is connected to the main body members 1 and 12.
The screws are attached to the bottoms 1b of the first and the second parts 12 at two places respectively, and at the same time as the connection, the bottom cover 15 is attached to close the inspection windows 9 formed between the bottoms of the main body members 11 and 12. Is also to be completed. By the way, such a connecting structure is not limited to that of the present embodiment. For example, the main body members 11 and 12 are fitted to the bottom cover 15 from above, and they are removed by screws, elastic engagement, or force fitting structure. It can also be stopped and connected. However, if the structure is by screwing or elastic engagement, the bottom cover 15
Can be easily removed, which is convenient when repairing through the inspection window 9.

As described above, the main body 10 from the shoulder portion 1a connected to the mouth portion of the inner container 2 to the bottom portion 1b forming the inspection window 9 on the bottom surface thereof is divided into two in a vertical shape. When it is formed of two synthetic resin body members 11 and 12,
The number of parts is smaller than before.

Further, the main body members 11 and 12 connect the connecting portions 13 and 14 between the upper portions thereof, and the bottom portions 15 of the both bottom portions 1b are applied to the inspection window 9 formed by them. It can be assembled by a simple work with few attachments to the main body 10 and connecting them while also working.

Further, since the two main body members 11 and 12 are both made of synthetic resin, it is convenient to obtain various shapes required for the shoulder portion 1a and the bottom portion 1b of the outer case 1, and the two body members are divided into two. Various shapes can be obtained more easily than the conventional shoulder member and bottom member.

Therefore, as shown in FIGS. 1 and 5, the operation surface 17 having the resin spring type switch operation key 16 for operating the switch 50 for performing various operations and mode setting, the body lid 6 In addition to simplifying the necessary structure around the outer case 1, the shaft 7 that pivotally supports and the plug connection port 18 that connects a magnet plug (not shown) that connects to the power source are integrally formed, and the cost is also reduced. Can be reduced. The seal sheet 15 is provided on the operation surface 17 especially on the portion where the switch operation key 16 is integrally formed.
1 is attached and the name of the switch operation key 16 and operation guidance are given at the same time as the sealing process.

Inside the operation surface 17, there is arranged the switch 50, a lamp for performing various displays, a liquid crystal display section, an operation section substrate 52 having electronic parts, etc., and is mounted by engaging with the main body 10 or screwing. There is. Processing is also performed by the seal sheet 151 on the hole portions where these display portions face the operation surface 17.

The bottom cover 15 is used not only as a connecting member for the two main body members 11 and 12, but also by connecting the curved lower ends of the two main body members 11 and 12 with a flat surface by this connecting structure. Two body members 11, 1
Since the inclination rigidity and the positional displacement rigidity of 2 are also enhanced, the exterior case 1 that is firmly integrated can be obtained even by the above-described simple connection structure.

Since the two main body members 11 and 12 have a shape in which the main body 10 of the outer case 1 is vertically divided into two, as shown in FIGS. Even if various necessary things such as the spout passage 4, the heater 3, the electric pump 56, and the terminal portion (not shown) of the control circuit 21 are provided, the two main body members 11 and 12 can be installed from both sides of these. When the inner container 2 and the entire equipment around the inner container 2 are wrapped without interfering with each other by bringing them together as shown by the arrow in FIG. 2, they can be combined as shown in FIG. Therefore, the combined structure and work of the entire electric pot can be simplified, and the cost of the entire electric pot can be reduced.

The heater 3 and the electric pump 56 are mounted on the bottom of the inner container 2 and are made of a metal frame 4 also serving as a heat shield plate.
Install using 3. A temperature sensor 44 for detecting the temperature of the inner solution is provided in the hole 3a at the center of the heater 3 through the bottom of the inner container 2. The temperature sensor 44 is also attached using the frame 43. Although the control circuit 21 is attached to the inner surface of the bottom cover 15, it may be one of the body members 11 and 12.

Further, the entire outer surface of the outer case 1 which is visible to the human eye can be formed into a common and clean appearance by the two main body members 11 and 12 made of the same synthetic resin, and in particular, each main body member 11 can be formed. , 12 in front of each other, it is possible to form a neat appearance with no seam in the entire height range.

Moreover, in the structure in which the two main body members 11 and 12 have a shape in which the main body 10 is divided into two parts in the front and rear as in the present embodiment, the front surface 10a of the main body 10 which is easily noticed by the human eyes and is apt to be noticed. With one of the main body members 11, it is possible to form a clean appearance portion without a joint in the entire height range.

A vapor vent passage 31 is provided in the vessel lid 6 for letting the vapor generated in the inner vessel 2 escape to the outside of the vessel lid 6 so as to prevent abnormal pressure rise in the inner vessel 2 and the vapor vent passage. A water shutoff valve 32 at the time of fall and a liquid pool chamber 33 that is wider than other portions are provided in the middle of 31.

As a result, even if the container body 5 falls and the internal solution tries to flow out through the vapor vent passage 31, the water stop valve 32 at the time of fall closes to prevent further outflow, or the water stop valve at the time of fall 32. The internal solution that may pass through is stored in the liquid storage chamber 33 and delays the outflow to the outside, whereby a measure such as raising the container 5 before the internal solution flows out of the container 5 can be performed.

A lock member 37 which projects forward by the bias of a spring 36 is built in the free end side of the body lid 6, and when the body lid 6 is closed, the shoulder portion 1a of the outer case 1 forms the body. The lock member 37 engages with the locking portion 35 formed on the inner peripheral surface of the mouth portion 34 to lock the body lid 6 in the closed state, and this lock is provided on the upper surface of the free end portion of the body lid 6. By rotating the lock release lever 38 provided upward, the lock member 37 can be retracted and released against the spring 36 by the cam 38a thereof.

When the lock is released, the body lid 6 can be automatically opened by a spring (not shown). In this case, in order to limit the opening speed of the body lid 6, it is preferable to provide a braking mechanism in which a spring is pressed against a part of the body lid 6 around the pivotal support.

The pouring passage 4 is, as shown in FIGS.
The base portion is connected to the bottom portion of the inner container 2, rises in the front gap between the inner container 2 and the outer case 1, and bends downward through the water stop valve 45 at the time of fall, which is above the full water level, Figure 3
It has a relatively long discharge port 4a as shown in FIG. The rising portion of the pouring passage 4 is a liquid volume tube 4b made of transparent glass, which is opened from the body member 11 forming the outer case 1 and visually recognized from the outside through a liquid volume display window 47 fitted with a transparent plate 46. The volume of the internal solution is known.

Further, another window 48 is opened in the central portion of the main body member 11 in the lateral direction, and a cover 49 made of synthetic resin is provided in this window 48.
The outlet pipe 51 is provided so that it can slide up and down by the elastic fit between the vertical grooves 49a provided on both sides of the cover 49 and the side edges of the window 48. The vertical base 51a is fitted with the discharge port 4a with play, and the tip side of the spout 51b is covered with the cover 4.
9 and 9 are projected to the front of the body 5.

As a result, the spout 51 can be adjusted by adjusting the height of the spout 51b by sliding up and down at the opening to match the height of the container for receiving the internal solution to be spouted. Even in the vertical position, the vertical base portion 51a and the discharge port 4a are fitted to each other, while preventing the splash from flowing into the atmosphere in the gap due to the play between them and weakening the momentum due to the pouring of the internal solution, while preventing the splash from the discharge port 4a. The discharged inner solution can be received and poured out of the container 5 from the pouring outlet 51b at the height-adjusted position.

The connection between the shoulders 1a of the main body members 11 and 12 is as shown by the phantom line in FIG.
Aperture 4 that forms shoulders 1a of 1, 12 between each other
It can also be performed by connecting with a screw 55 to the flange 2a of the inner container 2 which is fitted to the upper part 1 from above.

According to this, the main body member 1 having two inner containers
Since it is commonly used for the upper connection of Nos. 1 and 12, the structure and the number of steps for assembling the entire electric pot can be further simplified as compared with the case of the above-described embodiment, and the cost can be further reduced. Even when the shoulders 1a are fixed by receiving the shoulders 1a by the flanges 2a connecting them, the inclination rigidity and the positional displacement rigidity can be enhanced similarly to the connecting structure of the bottom portion 1b and the bottom lid 15. With such a simpler connecting structure, the outer case 1 that is more firmly integrated can be obtained.

[0042]

The first aspect of the outer case of the electric pot of the present invention.
According to the feature, the main body from the shoulder portion connected to the mouth portion of the inner container to the bottom portion forming the inspection window on the bottom surface is made of two synthetic resin main body members vertically divided into two parts. The number of parts is smaller than before and each main body member connects both connecting parts between the upper parts, and the bottom lid that applies both bottom parts to the inspection window part formed by these It can be assembled by a simple work with few attachments to the main body and connecting it for both work, and since the two main body members are made of synthetic resin, various shapes required for the shoulder and bottom of the outer case In addition to being convenient to obtain, various shapes can be obtained more easily than the conventional shoulder member and bottom member due to the two divisions, and the operation surface having a resin spring type switch operation key is also integrally formed. That said, around the outer case Simplification of the main structures together, it is possible to reduce the cost. The bottom cover is not only shared by the connecting members of the two main body members, but also by the connecting structure.
Since the curved lower ends of the two main body members are received by the flat surfaces to be coupled to each other, the inclination rigidity and the positional displacement rigidity of the two main body members are also enhanced, so that the two main body members are firmly integrated even by the above-described simple connection structure. An outer case is obtained.

Further, the two main body members have a shape obtained by vertically dividing the main body into two parts, and even if a pouring passage, a heater, and other necessary parts are provided around the outer circumference of the inner container, these parts are not provided. By combining the two main body members from both sides so as to wrap the inner container and the entire equipment around it without interference, the combination structure and work of the entire electric pot is simplified, and the cost of the entire electric pot is reduced. Can also be reduced.

Furthermore, the entire outer surface of the outer case that is visible to the human eye is formed by two main body members made of the same synthetic resin to have a common and clean appearance, and in particular, the total height is high in front of each main body member. A smoother appearance with no seams can be formed in a wide range.

In the above configuration of the second feature, the inner container is commonly used for the upper connection of the two main body members as compared with the case of the first feature, and thus the structure and the number of steps for assembling the entire electric pot are further increased. The cost can be further simplified and the two main body members can be fixed by receiving the shoulders of the two body members by the flanges connecting the two body members and fixing the two body members, similarly to the connecting structure of the bottom portion and the bottom lid. Since the positional displacement rigidity can be increased, an outer case that is more firmly integrated by the above-described simpler connection structure can be obtained.

In the structure in which the two main body members have a shape in which the main body is divided into two parts, the front face, which is easy to be noticed by the eyes of the main body and tends to be noticed, is joined by one of the main body members in the entire height range. It can be a neat appearance part.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing an example of an electric pot to which an outer case as an embodiment of the present invention is applied.

FIG. 2 is a cross-sectional view of the electric pot of FIG.

FIG. 3 is an exploded perspective view of the electric pot of FIG.

FIG. 4 is a cross-sectional view showing a connecting portion between upper end portions of a main body member forming an outer case adopted in the electric pot of FIG.

5 is a perspective view of an operation surface portion of a main body member forming an outer case adopted in the electric pot of FIG.

[Explanation of symbols]

 1 Outer Case 1a Shoulder 1b Bottom 2 Inner Container 2a Flange 3 Heater 11, 12 Main Body Member 13, 14 Connecting Part 15 Bottom Lid

Claims (3)

[Claims] 1. An outer case of an electric pot for accommodating and fixing an inner container and heating an inner solution from around the inner container, wherein an inspection window is provided from a shoulder portion connected to a mouth portion of the inner container to a bottom surface. The entire main body to the bottom to be formed is made of synthetic resin and is composed of two main body members that are vertically divided into two, and the two main body members connect the connecting portions provided between the joints of the upper end portions, An outer case for an electric pot, characterized in that the bottom parts are connected to each other by a bottom lid which is applied from below to an inspection window formed between the bottom parts and are integrated. 2. An outer case of an electric pot for accommodating and fixing an inner container and heating an inner solution from around the inner container, wherein an inspection window is provided from a shoulder portion connected to a mouth portion of the inner container to a bottom surface. The whole body reaching the bottom is made of synthetic resin and is composed of two body members vertically divided into two, and the two body members are fitted from above into the openings formed between the shoulders. An outer case for an electric pot, characterized in that the outer case is integrated by being connected by a flange of, and by connecting a bottom lid that is applied from below to an inspection window that forms bottoms between each other. 3. The outer casing for an electric pot according to claim 1, wherein the two main body members have a shape that is divided into two parts in front and rear.