JP2016087101A - Power supply stand for electric kettle, and electric kettle set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a power supply stand for an electric kettle capable of suppressing device complication while improving convenience in winding a power cord, and suppressing sudden movement of an electric kettle due to unexpected winding of the power cord.SOLUTION: A power supply stand 1 for an electric kettle 10 includes a body part 2, a power supply part 4, a power cord 5, a rotation part 7 having a winding shaft part 6 for winding the power cord 5 which rotates around a rotational axis C with respect to the body part 2, and a handle part 8 for a user to rotationally operate the rotation part 7 manually.SELECTED DRAWING: Figure 2

Description

  The present invention relates to an electric kettle power supply base that supplies electric power to heating means of a mounted electric kettle, and an electric kettle set including the power supply base and the electric kettle.

  As such a power supply stand, for example, the power supply stands described in Patent Document 1 and Patent Document 2 below are already known. In the technique of Patent Document 1, as shown in FIG. 8 of Patent Document 1, the winding shaft of the power cord fixed to the power supply stand is exposed below the power supply stand. The power supply stand is held upside down with one hand, and the power cord is wound around the arm from the lower surface side of the power supply stand and wound around the take-up shaft with the other hand. In the technique of Patent Document 2, when the stopper for stopping the rotation of the winding shaft is released by pressing the push button, the power cord is automatically wound on the winding shaft by the urging force of the mainspring. It is configured.

JP 2009-125356 A JP 2011-92295 A

  However, in the technique of Patent Document 1, it is necessary for the user to turn over and hold the power supply base and to wind the power cord around the arm, which is inconvenient for the user. Although the technique of Patent Document 2 has the convenience of automatically winding the power cord, there is a problem that the apparatus becomes complicated by providing a stopper, a spring mechanism, etc., and the manufacturing cost and weight increase. It was. Moreover, in the technique of Patent Document 2, when the push button is unexpectedly pressed, the power cord is automatically wound by the urging force of the mainspring, and the power supply base moves and is placed on the power supply base. The electric kettle may move unexpectedly. Since heated water is stored in the electric kettle, it is desirable to suppress the unexpected movement of the electric kettle as much as possible.

  Therefore, while improving the convenience of winding the power cord, while suppressing the complication of the apparatus, it is also possible for the electric kettle that can suppress the unexpected movement of the electric kettle due to the unexpected winding of the power cord. Realization of a power supply stand is desired.

  According to the present invention, a characteristic configuration of a power supply base for an electric kettle that supplies electric power to a heating means of a mounted electric kettle includes a main body part and a power supply terminal connected to the heating means side, A power supply unit that supplies power to the heating means, a power plug connected to a power source at one end, and a power cord connected to the power supply unit at the other end, and extends vertically with respect to the main body unit A rotating part having a take-up shaft part that rotates around a rotation axis and winds up the power cord, and a handle part by which a user manually rotates the rotating part. According to this characteristic configuration, the power cord can be wound around the winding shaft portion only by manually rotating the rotating portion with the handle portion, and the convenience of winding the power cord can be improved. Since the winding shaft portion is rotated using the user's operating force, it is not necessary to provide a drive mechanism for rotating the winding shaft portion, and the apparatus can be prevented from becoming complicated. In addition, unless the user manually rotates the rotating part with the handle part, the power cord is not wound around the rotating part, and the unexpected movement of the electric kettle due to unexpected winding of the power cord is suppressed. it can.

  According to a further feature of the power supply stand for the electric kettle according to the present invention, the handle portion has a protruding portion that protrudes upward with respect to the upper surface of the rotating portion or the main body portion, and the power supply terminal It exists in the point provided in the protrusion part. According to this configuration, the user can rotate the rotating unit by holding the protruding portion from the upper side, and it is easy to perform the rotating operation. Since the power supply terminal is provided in the protruding portion protruding upward, the power supply terminal can be easily connected to the electric kettle side.

  According to a further feature of the electric kettle power supply stand according to the present invention, the protrusion is formed in a cylindrical shape that opens upward, and the power supply terminal is disposed inside the protrusion. . According to this configuration, the outer peripheral surface of the protruding portion can be an operation surface operated by the user and a protective surface that protects the power feeding terminal.

  The further characteristic structure of the electric power feeding stand for electric kettles which concerns on this invention exists in the point by which the said protrusion part is arrange | positioned on the said rotating shaft center. According to this configuration, the rotating portion can be rotated by twisting and rotating the protruding portion by hand, and the movement of the arm can be reduced.

  A further characteristic configuration of the electric kettle feeding base according to the present invention is that a knurling is provided on the outer surface of the protruding portion. According to this structure, the grip force of a protrusion part can be improved and operativity can be improved.

  A further characteristic configuration of the electric kettle power supply base according to the present invention is that the upper surface of the main body is a mounting surface on which the electric kettle is mounted. According to this configuration, since the electric kettle is placed on the power supply stand, even if the power cord is pulled by the user and the rotating unit rotates in the direction opposite to the winding direction in this state, the electric kettle is The kettle never rotates. Therefore, it is possible to prevent the electric kettle from moving unexpectedly.

  A further characteristic configuration of the power supply stand for the electric kettle according to the present invention is to form a gap between the main body portion and the rotating portion, in one or both of the main body portion and the rotating portion portion, A waterproof concavo-convex portion that protrudes or is recessed and extends in the circumferential direction of the rotation axis is provided. According to this configuration, the waterproof uneven portion can block water that flows through the gap between the main body portion and the rotating portion, and can prevent water from entering the inside of the power supply base.

  According to a further feature of the electric kettle power supply stand according to the present invention, the rotating part is formed in a disk shape centered on the rotation axis and has a disk part constituting the upper surface of the power supply base. However, an electrical component connected to the power supply terminal and the power cord is disposed below the disk portion. According to this configuration, since the upper side of the electrical component is covered by the disk portion, it is possible to prevent water from entering the electrical component side.

  A further characteristic configuration of the power supply stand for the electric kettle according to the present invention is that the winding shaft portion is disposed at least 1 mm or more above the lowermost surface of the power supply stand. According to this structure, it can suppress that a power cord is immersed in water.

  The characteristic configuration of the electric kettle set according to the present invention is that it includes the above-described feeding base and the electric kettle. According to this structure, the effect which concerns on the electric power feeding stand mentioned above can be acquired also in the electric kettle set provided with the electric power feeding stand and the electric kettle.

Side view of power supply stand with electric kettle placed Longitudinal cross section of power supply stand and electric kettle Plan view of the feeder stand as viewed from above Schematic longitudinal cross-sectional view of a power supply stand according to another embodiment

  An embodiment of an electric kettle 10 for an electric kettle 10 according to the present invention (hereinafter simply referred to as the electric supply base 1) and an electric kettle set 61 including the electric kettle 10 and the electric supply base 1 will be described with reference to the drawings. FIG. 1 is a side view partially showing a cross section of the power supply stand 1 in a state where the electric kettle 10 is placed. FIG. 2 shows the power supply stand 1 and the electric kettle 10 passing through the rotation axis C. FIG. 3 is a longitudinal sectional view taken along a plane parallel to the vertical direction H, and FIG. 3 is a plan view of the power supply stand 1 as viewed from above. In the present application, “upper”, “lower”, or “horizontal” means “upward”, “lower”, or “horizontal” in the vertical direction when the power supply stand 1 is placed on a horizontal plane. The “vertical direction H” is assumed to be parallel to the vertical direction. Further, the “circumferential direction”, “radial direction”, and “axial direction” are directions about the rotation axis C.

  The power supply base 1 is a mounting table for supplying electric power to the heating means 11 included in the mounted electric kettle 10. The power supply base 1 includes a main body 2, a power supply unit 4, a power cord 5, a rotating unit 7, and a handle unit 8. The power feeding unit 4 has a power feeding terminal 3 connected to the heating means 11 side, and supplies power to the heating means 11. The power cord 5 is a cord member having a power plug 20 connected to a power source at one end and the other end connected to the power feeding unit 4. The rotating portion 7 has a winding shaft portion 6 that rotates around a rotation axis C extending in the vertical direction H with respect to the main body portion 2 and winds up the power cord 5. The handle unit 8 is an operation unit that allows the user to manually rotate the rotation unit 7. Hereinafter, the power supply stand 1 according to the present embodiment will be described in detail.

  As shown in FIG. 2, the rotating portion 7 has a winding shaft portion 6 that rotates around a rotation axis C extending in the vertical direction H with respect to the main body portion 2 and winds up the power cord 5. In the present embodiment, the rotation axis C is parallel to the vertical direction H. The winding shaft portion 6 has a winding cylindrical portion 25 formed in a cylindrical shape centered on the rotation axis C, and the power cord 5 is wound around the outer peripheral surface of the winding cylindrical portion 25. The winding shaft portion 6 includes a disk-shaped lower flange portion 26 extending radially outward from the lower end portion of the winding cylindrical portion 25, and an upper end portion of the winding cylindrical portion 25 (in this example, A disc-shaped upper flange 27 extending radially outward from three places in the circumferential direction). The power cord 5 is guided between the lower flange portion 26 and the upper flange portion 27 and is wound around the outer peripheral surface of the take-up cylindrical portion 25 in a stacked manner.

  When the user manually rotates the rotating portion 7 in the winding direction by the handle portion 8, the power cord 5 is wound around the winding cylindrical portion 25. On the other hand, when the user pulls the power plug 20 of the power cord 5 described later in a direction away from the power supply base 1, the rotating portion 7 rotates in the direction opposite to the winding direction, and the power cord 5 comes from the winding cylindrical portion 25. Unwinding is released. Alternatively, when the user manually rotates the rotating portion 7 in the direction opposite to the winding direction by the handle portion 8, the power cord 5 is released from the winding cylindrical portion 25.

  The power cord 5 is a cord member having a power plug 20 connected to a power source at one end (see FIG. 1) and the other end connected to the power feeding unit 4. The power cord 5 is a vinyl flat cord in which two parallel electric wires are covered with vinyl. The power plug 20 is a household outlet, and a plug that conforms to the standards of each country or each region is used. The power cord 5 and the power plug 20 may be grounded. The power cord 5 is wound around the winding shaft 6 in a vertical direction in which two electric wires are arranged in the vertical direction H and the cross section is long in the vertical direction H. The width of the winding shaft portion 6 in the vertical direction H is set to a length suitable for the width of the power cord. A vertically long slit that matches the cross section of the vertically oriented power cord 5 may be provided in the cord introduction port 52 provided in the peripheral wall portion 29 of the main body 2 described later.

  The rotating part 7 has a disk-like support wall 48 extending radially inward from the winding shaft part 6. The support wall 48 supports the winding shaft portion 6 from the inside in the radial direction and constitutes the lower surface of the power supply base 1. The rotating portion 7 has a cylindrical accommodation chamber wall 47 extending from the support wall 48 in the upper side and the circumferential direction on the radially inner side of the winding shaft portion 6. The storage chamber wall 47 extends upward until it comes into contact with the lower surface of the disk portion 23 described later, and separates the radial inner side and the outer side of the storage chamber wall 47. The rotating portion 7 has a cylindrical power supply portion support wall 49 extending from the support wall 48 in the upper side and the circumferential direction on the radially inner side of the storage chamber wall 47. The power feeding unit support wall 49 supports a power feeding terminal 3 to be described later from below. A cylindrical space surrounded by the storage chamber wall 47, the power supply support wall 49, the disk portion 23 and the support wall 48 is an electrical component storage space 37, and is connected to the power supply terminal 3 and the power cord 5. An electrical component 24 is arranged.

  In the plan view of FIG. 3, the winding shaft portion 6 and the storage chamber wall 47 are notched in a part in the circumferential direction, as shown in a portion where the disk portion 23 and the cover member 32 are notched. 51. The power cord 5 is led from the radially outer side of the winding shaft portion 6 through the notch 51 to the electrical component accommodating space 37 inside the accommodating chamber wall 47 in the radial direction, and is arranged in the electrical component accommodating space 37. It is connected to the component 24. The power feeding unit support wall 49 has a notch (not shown) in which a part in the circumferential direction is notched. The connection cord of the power supply terminal 3 is led from the space inside the power supply unit support wall 49 in the radial direction through the notch portion of the power supply unit support wall 49 to the electrical component housing space 37 and is arranged in the space. It is connected to the.

  As shown in FIG. 2, the main body 2 has a grounding portion 28 at the lower end, and the grounding portion 28 is placed on a horizontal table or the like. The main body 2 is a support member that rotatably supports the rotating unit 7. The main body 2 is formed in a cylindrical shape that covers the winding shaft 6. In this example, the main body 2 includes a peripheral wall portion 29 that covers the outer side in the radial direction of the winding shaft portion 6, and an upper wall portion that extends radially inward from the upper portion of the peripheral wall portion 29 and covers the upper side of the winding shaft portion 6. 30. The upper wall portion 30 constitutes an upper surface on the radially outer side of the power supply base 1. At the lower end of the peripheral wall portion 29, rubber members 54 protruding downward are attached to a plurality of locations in the circumferential direction, and the rubber members 54 serve as the grounding portion 28. The peripheral wall portion 29 has a cord introduction port 52 penetrating in the radial direction at one place in the circumferential direction. The power cord 5 is guided from the outside of the peripheral wall portion 29 to the space radially inside the peripheral wall portion 29 through the cord introduction port 52 and wound around the winding shaft portion 6 disposed in the space. The main body 2 includes a framework member 31 that is a framework of the peripheral wall portion 29 and the upper wall portion 30, a cover member 32 that covers the upper and radial outer sides of the framework member 31, and constitutes the peripheral wall portion 29 and the upper wall portion 30. It is composed of The main body 2 is formed in an annular shape around the rotation axis C. A rotating part 7 is arranged inside the main body part 2 in the radial direction.

  An end portion on the radially inner side of the upper wall portion 30 (cover member 32) is an annular fitting recess 33 whose upper surface is recessed below the radially outer portion. A disc portion 23 of the rotating portion 7 to be described later is fitted into the fitting concave portion 33 from above, and the disc portion 23 is rotatably supported from below. On the other hand, the upper surface of the power supply base 1 is configured by a portion of the upper wall portion 30 (cover member 32) that is radially outward from the fitting recess 33.

  The rotating part 7 has a disk part 23 formed in a disk shape with the rotation axis C as the center. The disc portion 23 constitutes the upper surface of the power supply base 1 (in this example, the upper surface on the radially inner side of the power supply base 1). In the present embodiment, as will be described later, a protruding portion 9 that protrudes upward with respect to the upper surface of the disc portion 23 is provided. Although details will be described later, the projecting portion 9 constitutes the handle portion 8 and serves as an operation portion that rotates the rotating portion 7. The disc part 23 has a cylindrical through-hole centered on the rotation axis C and penetrating in the vertical direction H. The protruding portion 9 is formed in a columnar shape centering on the rotational axis C and extending upward from the radially inner end of the disc portion 23. The protruding portion 9 and the disc portion 23 are integrally formed members. Further, the protruding portion 9 has a cylindrical portion that also extends downward from the radially inner end of the disc portion 23. Thus, the disc part 23 is formed in the shape of an annular plate extending radially outward from the protruding part 9. The disc portion 23 has cylindrical connecting portions 46 extending downward to the support wall 48 at a plurality of locations in the circumferential direction (three locations in this example) in the portion forming the electrical component housing space 37. The connecting portion 46 is fixed to the support wall 48 by a fastening member (screw in this example), and the disc portion 23, the support wall 48, and the winding shaft portion 6 are connected so as to rotate integrally.

  An end portion on the radially outer side of the disc portion 23 is an annular fitting portion 34 that is fitted from above into the fitting recess 33 of the main body portion 2 (upper wall portion 30). The lower surface of the fitting portion 34 of the disc portion 23 is supported rotatably from below by the upper surface of the fitting recess 33 of the main body portion 2, and the upper surface of the fitting recess 33 and the lower surface of the fitting portion 34 are Rotate and slide. For the disc part 23 and the cover member 32 constituting the sliding part, a member having good sliding property such as polyacetal (POM) is used.

  A gap is generated between the rotating part 7 that is a rotating member and the main body part 2 that supports the rotating part 7. There is a possibility that water flowing from the electric kettle 10 or the like placed on the power supply stand 1 may enter the power supply stand 1 through the gap. Therefore, one or both of the main body part 2 and the rotary part 7 forming a gap between the main body part 2 and the rotary part 7 protrudes or is recessed and extends in the circumferential direction of the rotation axis C. A waterproof uneven portion 22 is provided. With the waterproof uneven portion 22, it is possible to prevent water entering the gap between the main body portion 2 and the rotating portion 7 and prevent water from entering the inside of the power supply stand 1.

  In the present embodiment, a gap is generated at a fitting portion between the fitting recess 33 of the main body 2 (upper wall portion 30) and the fitting portion 34 of the disk portion 23, and the fitting recess 33 and the fitting portion 34 are formed. Both are provided with waterproof irregularities 22. The gap between the main body part 2 and the rotating part 7 is a gap between the lower surface of the fitting part 34 of the disk part 23 and the upper surface of the fitting concave part 33 of the main body part 2. It has an annular shape extending in the direction. A cylindrical waterproof rib 35 that protrudes downward and extends in the circumferential direction is formed on the lower surface of the fitting portion 34 of the disc portion 23. Formed on the upper surface of the fitting recess 33 of the main body 2 is a cylindrical waterproof groove 36 that fits the waterproof rib 35 and that is recessed downward and extends in the circumferential direction. The portion of the fitting recess 33 that forms the radially inner wall of the waterproof groove 36 can be regarded as a cylindrical waterproof rib 45 that protrudes upward and extends in the circumferential direction. With such a waterproof uneven portion 22, the gap between the main body portion 2 and the rotating portion 7 is formed in a rectangular wave shape that repeatedly bends in the vertical direction H toward the inside of the main body portion 2, improving waterproof performance. Can be made.

  An electrical component 24 connected to the power supply terminal 3 and the power cord 5 is disposed below the disk portion 23. In the present embodiment, as described above, the electrical component accommodation space 37 is formed below the disc portion 23, and the electrical component 24 is accommodated in the electrical component accommodation space 37. The electrical component 24 includes a connection terminal connected to the power cord 5, the power feeding unit 4, and the like, a fuse provided between the connection terminals, and the like. The electrical component 24 may include a control circuit that controls the supplied power. Since the upper side of the electrical component 24 is covered with the disc portion 23, it is possible to prevent water from entering the electrical component 24 side. In addition, as described above, the electrical component housing space 37 is a housing chamber surrounded by the housing chamber wall 47, the power feeding unit support wall 49, and the support wall 48 as well as the disk portion 23. The waterproofness of the component 24 can be improved. Further, the disc portion 23 extends to a position radially outside the housing chamber wall 47 (electrical component housing space 37), and the gap between the disc portion 23 and the main body portion 2 is larger than the housing chamber wall 47. It is located radially outside. Therefore, it is possible to prevent the water that has entered from the gap between the disc portion 23 and the main body portion 2 from being dammed by the accommodation chamber wall 47 and entering the electrical component accommodation space 37. Therefore, the waterproof concavo-convex portion 22 and the accommodation chamber wall 47 can prevent water from entering the electrical component 24 side in a double manner. Further, the water that has entered from the gap between the main body 2 and the rotating portion 7 flows to the winding shaft portion 6 side, and from the opening that opens downward between the winding shaft portion 6 and the peripheral wall portion 29. It can be discharged to the lower side of the power supply stand 1.

  The winding shaft portion 6 is disposed at least a predetermined distance ΔD (1 mm or more in this example) above the lowermost surface of the power supply base 1. In the present embodiment, the lower surface of the lower flange portion 26 is disposed above the lower surface of the grounding portion 28 by a distance ΔD. Thus, if the space | interval is provided between the winding shaft part 6 and the grounding surface, even if the grounding surface is wet with water, it is difficult to immerse the power cord 5 wound around the winding shaft part 6 in water. it can. Further, water that has entered the winding shaft portion 6 side from the gap between the main body portion 2 and the rotating portion 7 can be easily discharged downward. On the other hand, if the distance ΔD is too wide, the height of the power supply stand 1 may be increased. For this reason, the minimum distance ΔD (in this example, 1 mm or more and 3 mm or less) that prevents water from entering is set, and the power cord 5 is placed in water while suppressing the height of the power supply stand 1 from being increased. It can suppress soaking. In the present embodiment, the entire rotating unit 7 is disposed at least a distance ΔD above the lowermost surface of the power supply base 1, and the power cord 5 and the electrical component 24 can be hardly immersed in water.

  The handle unit 8 is an operation unit that allows the user to manually rotate the rotation unit 7. Here, manually rotating the rotating unit 7 means that the rotating unit 7 is rotated by an operation force of the user without using an urging force such as a spring. In the present embodiment, the handle portion 8 has a protruding portion 9 that protrudes upward with respect to the upper surface of the rotating portion 7 or the main body portion 2. The power feeding terminal 3 is provided on the protruding portion 9. In this example, the protruding part 9 protrudes upward with respect to the upper surface of the rotating part 7 (disk part 23). According to this configuration, the user can rotate the rotating unit 7 by holding the protruding portion 9 from the upper side, and it is easy to perform the rotating operation. Since the power supply terminal 3 is provided in the protruding portion 9 protruding upward, the power supply terminal 3 can be easily connected to the electric kettle 10 side. Therefore, the protruding portion 9 protruding upward makes it easy for the user to perform a rotating operation and facilitates connection to the electric kettle 10 side. The protruding portion 9 is formed in a cylindrical shape (cylindrical shape in this example) that opens upward, and the power supply terminal 3 is disposed inside the protruding portion 9. According to this configuration, the outer peripheral surface of the protruding portion 9 can be used as an operation surface operated by the user and a protective surface for protecting the power supply terminal 3.

  The power supply terminal 3 includes a center terminal block 38 disposed at the center thereof. The center terminal block 38 extends in the vertical direction H and is formed in a cylindrical shape that opens upward. A first terminal 39 is provided on the inner peripheral surface side of the center terminal block 38, and a second terminal 40 is provided on the outer peripheral surface side of the center terminal block 38. The center terminal block 38 includes a disk-shaped support portion 43 that supports the lower end portion of the cylindrical portion, and the support portion 43 is interposed between the lower end portion of the projecting portion 9 and the upper end portion of the power supply portion support wall 49. The center terminal block 38 rotates integrally with the rotating portion 7.

  The power supply terminal 3 includes an outer peripheral terminal block 42 formed so as to surround the radially outer side of the central terminal block 38. The outer peripheral terminal block 42 is formed in a cylindrical shape extending in the vertical direction H and opening upward. A third terminal 41 is provided on the inner peripheral surface side of the outer peripheral terminal block 42. The outer peripheral surface of the outer peripheral terminal block 42 is fitted to the inner peripheral surface of the protruding portion 9 and is fixed so as to rotate integrally with the protruding portion 9. The first terminal 39 and the second terminal 40 are energization terminals for supplying power, and the third terminal 41 is a ground terminal. The first terminal 39 and the second terminal 40 are connected to the power cord 5 (not shown).

  A cylindrical terminal opening lid 44 is provided in a cylindrical space between the center terminal block 38 and the outer peripheral terminal block 42. The terminal opening lid 44 is biased upward by an elastic member (not shown), and in a state where the electric kettle 10 is not placed on the power supply base 1, the terminal opening lid 44 moves to the upper side of the arrangement space, The upper opening of the arrangement space is closed to prevent water from entering. When the electric kettle 10 is placed on the power supply stand 1, the terminal opening lid 44 is pushed down by the power receiving terminal 12 (cylindrical portion 16) of the electric kettle 10.

  The bottom of the electric kettle 10 is provided with a cylindrical power receiving recess 17 that is recessed from the bottom surface into which the protruding portion 9 and the power feeding terminal 3 are fitted. The power receiving recess 12 is provided with the power receiving terminal 12. The power receiving terminal 12 includes a first power receiving terminal 13 disposed at the center of the power receiving recess 17. The first power receiving terminal 13 is formed in a rod shape that extends downward in the power receiving recess 17. The first power receiving terminal 13 is inserted into the central hole of the central terminal block 38 of the power feeding terminal 3 and connected to the first terminal 39. The power receiving terminal 12 includes a cylindrical tubular portion 16 formed so as to surround the radially outer side of the first power receiving terminal 13. A second power receiving terminal 14 is provided on the inner peripheral surface side of the cylindrical portion 16. The second power receiving terminal 14 is connected to the second terminal 40 on the outer peripheral surface side of the center terminal block 38. A third power receiving terminal is provided on the outer peripheral surface side of the cylindrical portion 16 (not shown). The third power receiving terminal is connected to the third terminal 41.

  The electric kettle 10 includes a tank 18 for storing water, a heating means 11 for heating the water in the tank 18 with an electric heater, a hot water supply unit 19 (see FIG. 1) for supplying the water in the tank 18 to the outside, and the electric kettle 10 A grip 60 (see FIG. 1) for the user to lift up, an operation switch (not shown) for controlling energization to the heating means 11, and the like. The electric power supplied from the power supply terminal 3 of the power supply base 1 to the power receiving terminal 12 of the electric kettle 10 is supplied to the heating means 11.

  The protrusion 9 is disposed on the rotation axis C. According to this structure, the rotation part 7 can be rotated by twisting and rotating the protrusion part 9 by hand, and the movement of the arm can be reduced. In addition, using the moment of inertia acting on each part of the rotating part 7 (in this example, the winding shaft part 6 and the disk part 23) arranged on the radially outer side of the protruding part 9, it rotates like a “top”. The part 7 can be rotated. In the present embodiment, the protruding portion 9 is formed in a cylindrical shape centered on the rotation axis C. Therefore, it is easy to rotate the outer peripheral surface of the protrusion 9 by hand. Further, the power supply terminal 3 provided in the protruding portion 9 is also disposed on the rotation axis C. In this embodiment, each part (the central terminal block 38 and the outer peripheral terminal block 42) of the power supply terminal 3 is formed in a cylindrical shape centered on the rotation axis C, and the power supply terminal 3 rotates together with the protrusion 9. Also, the connection with the power receiving terminal 12 of the electric kettle 10 is configured to be maintained.

  A knurl 21 is provided on the outer surface (in this example, the outer peripheral surface) of the protruding portion 9 (see FIG. 1). The knurls 21 are fine irregularities formed on the surface to prevent slipping. In this example, the knurls 21 are twill knurls provided with grooves intersecting in two directions such as diamonds and crosses.

  The upper surface of the main body 2 is a mounting surface 50 on which the electric kettle 10 is mounted. According to this configuration, since the electric kettle 10 is placed on the power supply stand 1, the power cord 5 is pulled by the user in this state, and the rotating unit 7 rotates in the direction opposite to the winding direction. However, the electric kettle 10 does not rotate. For this reason, it is possible to prevent the electric kettle 10 from moving unexpectedly. Therefore, the user can safely extend the power cord 5 while the electric kettle 10 is placed on the power supply stand 1. In the present embodiment, the upper surface of the portion on the outer side in the radial direction from the fitting recess 33 in the upper wall portion 30 (cover member 32) is the mounting surface 50. The power feeding terminal 3 and the power receiving terminal 12 are connected, and the leg portion 15 of the electric kettle 10 is placed on the placement surface 50. The lower surface of the electric kettle 10 is configured not to contact the upper surface of the disk portion 23 of the rotating unit 7. The disc part 23 is arrange | positioned in the radial inside rather than the leg part 15 which protruded below from the lower end part of the electric kettle 10. FIG.

[Other Embodiments] The present invention is not limited to the embodiment described above, and various other modifications are possible. As an example of the change, another embodiment of the present invention will be described below. Note that the configurations of the following embodiments are not limited to those applied individually, and can be applied in combination with the configurations of other embodiments as long as no contradiction arises.
(1) In the above embodiment, the case where the protruding portion 9 protrudes upward with respect to the upper surface of the rotating portion 7 has been described as an example. However, the protrusion part 9 should just protrude upwards with respect to the upper surface of the rotation part 7 or the main-body part 2, and may protrude upwards with respect to the upper surface of the main-body part 2, as shown in FIG. Moreover, in said embodiment, the rotation part 7 demonstrated the case where it had the disc part 23 which comprises the upper surface of the electric power feeding stand 1 as an example. However, as shown in FIG. 4, the rotating unit 7 may be configured so as not to have a disk part that forms the upper surface of the power supply base 1. In the example shown in FIG. 4, the upper wall portion 30 of the main body portion 2 extends radially inward to the outer peripheral surface of the protruding portion 9, and the upper wall portion 30 of the main body portion 2 constitutes the upper surface of the power supply base 1. It is configured. In addition, the disk part 53 of the rotating part 7 may be disposed below the upper wall part 30 of the main body part, and the waterproof uneven part 22 may be provided in the gap between the upper wall part 30 and the disk part 53. .

(2) In the above embodiment, the case where the power supply terminal 3 is provided in the protruding portion 9 has been described as an example. However, the power feeding terminal 3 is provided at a portion other than the projecting portion 9, for example, at a radially outer end portion (for example, the main body portion 2) of the power feeding base 1 so as to project upward, and the power receiving terminal 12 is connected to the electric kettle 10. You may provide in the part of the radial direction outer side in a lower end part.

(3) In the above embodiment, the case where the protruding portion 9 is disposed on the rotation axis C and formed in a cylindrical shape has been described as an example. However, the protrusion 9 may be disposed on the radially outer side of the rotation axis C, and may be formed in a shape other than a cylindrical shape (for example, a rectangular cylindrical shape).

(4) In the above embodiment, the case where the handle portion 8 has the protruding portion 9 protruding upward with respect to the upper surface of the rotating portion 7 or the main body portion 2 has been described as an example. However, the handle portion 8 does not have to have the protruding portion 9 and may have any shape as long as the user can manually rotate the rotating portion 7. For example, the handle portion 8 may be a recessed portion that is recessed downward with respect to the upper surface of the rotating portion 7 (for example, the disc portion 23) or the upper surface itself of the rotating portion 7 (for example, the disc portion 23). Also good. Or the handle | steering-wheel part 8 may be made into the 2nd protrusion part which protruded upwards from the upper surface of the disc part 23 provided separately from the protrusion part in which the electric power feeding terminal 3 was provided. Further, when the protrusion portion used as the handle portion 8 is not in use, the protrusion portion can be laid down and stored in a recess provided on the upper surface of the rotating portion 7 (for example, the disc portion 23). It may be configured.

(5) In the above embodiment, the case where the knurled 21 provided on the outer surface of the protruding portion 9 is a twill knurled provided with grooves intersecting in two directions has been described as an example. However, the knurling 21 may have any shape as long as it is fine unevenness provided on the surface to prevent slipping. For example, a flat knurled with a longitudinal groove or an oblique groove is provided. It may be an oblique knurl provided.

(6) In the above embodiment, the case where the knurling 21 is provided on the outer surface of the protruding portion 9 has been described as an example. However, the knurls 21 may not be provided on the outer surface of the protruding portion 9.

(7) In the above embodiment, the case where the waterproof uneven portion 22 is provided in the gap between the main body portion 2 and the rotating portion 7 has been described as an example. However, the waterproof uneven portion 22 may not be provided in the gap between the main body portion 2 and the rotating portion 7.

  INDUSTRIAL APPLICATION This invention can be utilized suitably for the electric kettle set provided with the electric power supply stand for electric kettles which supplies electric power to the heating means which the mounted electric kettle has, and the electric power supply stand and the electric kettle.

1: Electric kettle power supply stand (power supply stand) 2: Main body part 3: Power supply terminal 4: Power supply part 5: Power cord 6: Winding shaft part 7: Rotating part 8: Handle part 9: Protruding part, 10: Electric kettle, 11: Heating means, 20: Power plug, 21: Knurl, 22: Waterproof uneven part, 23: Disc part, 24: Electrical component, 50: Placement surface, 61: Electricity Kettle set, C: rotation axis, H: vertical direction

Claims (10)

A power supply stand for an electric kettle that supplies electric power to heating means of a mounted electric kettle,
The main body,
A power supply terminal connected to the heating means side, and a power supply unit for supplying power to the heating means;
A power cord connected to a power source at one end, and a power cord connected at the other end to the power supply unit;
A rotating part having a winding shaft part that rotates around a rotational axis extending in the vertical direction with respect to the main body part and winds up the power cord;
A handle unit for a user to manually rotate the rotating unit;
Electric kettle power supply stand. The handle portion has a protruding portion that protrudes upward with respect to the upper surface of the rotating portion or the main body portion,
The power feeding base for an electric kettle according to claim 1, wherein the power feeding terminal is provided on the protruding portion. The protrusion is formed in a cylindrical shape that opens upward,
The electric power feeding base for an electric kettle according to claim 2, wherein the power feeding terminal is disposed inside the protruding portion.   The power supply stand for an electric kettle according to claim 2 or 3, wherein the protrusion is disposed on the rotation axis.   The electric power supply stand for electric kettles as described in any one of Claim 2 to 4 with which the knurling is provided in the outer surface of the said protrusion part.   The power supply stand for an electric kettle according to any one of claims 1 to 5, wherein an upper surface of the main body portion is a mounting surface on which the electric kettle is mounted.   A waterproof concavo-convex structure that forms a gap between the main body portion and the rotating portion, protrudes or is recessed in one or both of the main body portion and the rotating portion, and extends in the circumferential direction of the rotation axis. The power supply stand for an electric kettle according to any one of claims 1 to 6, wherein a section is provided. The rotating part is formed in a disk shape centered on the rotation axis, and has a disk part constituting the upper surface of the power supply base,
The power supply stand for an electric kettle according to any one of claims 1 to 7, wherein an electrical component connected to the power supply terminal and the power cord is disposed below the disk portion.   The power supply stand for an electric kettle according to any one of claims 1 to 8, wherein the winding shaft portion is disposed at least 1 mm or more above the lowermost surface of the power supply stand. A power supply stand according to any one of claims 1 to 9,
An electric kettle set comprising the electric kettle.

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