CN211795893U

CN211795893U - Electric kettle

Info

Publication number: CN211795893U
Application number: CN201922309018.0U
Authority: CN
Inventors: 张风合; 徐希鹏; 张树杰; 王娟
Original assignee: Shandong Huayu University of Technology
Current assignee: Shandong Huayu University of Technology
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-30
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to a boil water utensil field, especially relate to an electric kettle. The electric kettle comprises a kettle body, a kettle mouth, an electric heating disc and a residual water pipe. The kettle body is internally provided with an accommodating cavity which is used for accommodating liquid to be heated; the spout is fixedly arranged on the outer wall of the kettle body and is communicated with the containing cavity; the electric heating disk is arranged at the bottom of the kettle body, and a heating surface exposed out of the accommodating cavity is arranged on the electric heating disk; the residual water pipe is arranged in the accommodating cavity and is fixedly connected with the inner wall of the kettle body; the first end of the residual water pipe is closed, the second end is open and extends towards the heating surface. The embodiment of the utility model provides an in through set up the residual water pipe in the kettle body, when water is boiled back and inclines electric kettle to certain angle and pour hot water, the residual water pipe will be irritated to the water in the electric kettle, when putting electric kettle in right time, at the bottom of the water meeting automatic backflow kettle in the residual water pipe, makes the waste heat of electric heat dish absorbed and the evaporation by water, stably reduces the temperature of electric heat dish, prolongs the life of electric heat kettle.

Description

Electric kettle

Technical Field

The utility model relates to a boil water utensil field, concretely relates to electric kettle.

Background

The electric kettle product, as a common water-containing heating container, has the advantages of fast heating, safety, reliability, simple use and the like, and has become a common small electric appliance in the places of home life, offices and the like. The kettle body of the electric kettle is made of a single material and is generally made of stainless steel, the inner container of the double-layer heat-preservation electric kettle is generally made of stainless steel, the outer layer of the double-layer heat-preservation electric kettle can be made of stainless steel, ceramics, plastics and the like, and the middle of the double-layer heat-preservation electric kettle is made of heat-preservation materials.

When the electric kettle is used for boiling water, liquid is contained in the liquid containing cavity to be electrified for boiling water, the temperature controller is automatically powered off after the water is boiled, and then the liquid is poured into a thermos bottle or other containers. The electric kettle is heated by an electric heating pipe, and the outer layer of the electric kettle is directly contacted with water by an electric heating disc. The temperature of the electric heating disc is about 180 degrees after power failure, boiled water is poured from the electric heating kettle, if the electric heating disc is in direct contact with air or directly adds cold water to continuously boil water at the moment, the service life of the electric heating tube is influenced, and the scale at the bottom of the metal kettle is easily burnt by high-temperature waste heat, harmful substances are continuously released into the boiled water for drinking, so that the health of people is not facilitated.

Therefore, there is a need for an electric kettle that can stably reduce the temperature of the electric heating plate.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric kettle to the above-mentioned technical problem who exists among the prior art, can leave partial hot water in making the electric kettle, make the electric plate temperature stability reduce.

In order to achieve the above technical purpose, an embodiment of the present invention provides an electric kettle, including: the kettle comprises a kettle body, wherein a containing cavity is arranged in the kettle body and is used for containing liquid to be heated; the spout is fixedly arranged on the outer wall of the kettle body and is communicated with the containing cavity; the electric heating disc is arranged at the bottom of the kettle body, and a heating surface exposed out of the accommodating cavity is arranged on the electric heating disc; the residual water pipe is arranged in the accommodating cavity and is fixedly connected with the inner wall of the kettle body; the first end of the residual water pipe is closed and extends upwards, and the second end of the residual water pipe is open and extends towards the heating surface.

Further, the residual water pipe comprises a first water pipe and a second water pipe which are communicated with each other, and the first water pipe is fixedly connected with the inner wall of the kettle body; the first end of the first water pipe is closed, and the second end of the first water pipe is connected with the first end of the second water pipe; the second end of the second water pipe is open and extends towards the center of the heating surface.

Further, the first end of the first water pipe is connected with a sealing screw, and the sealing screw is connected with the first water pipe in a sealing mode.

Further, the second end of the second water pipe is in a bevel shape which is inclined downwards and faces the heating surface.

Further, the second end of second water pipe is fixed and is provided with the filter screen, evenly laid a plurality of filtration pores on the filter screen.

Further, the electric kettle still include with the inner wall fixed connection's of kettle body a plurality of checkposts, be provided with the draw-in groove on the checkpost, the draw-in groove is used for fixing the residual water pipe.

Further, the draw-in groove include the centre gripping groove with the mounting groove that the centre gripping groove communicates mutually, the internal diameter in centre gripping groove slightly is less than the external diameter of first water pipe.

Further, be close to on the first water pipe one side of checkpost is provided with a plurality of archs, adjacent two be formed with the joint groove between the arch, the joint groove with the checkpost phase-match.

Furthermore, one end of the spout, which faces away from the kettle body, is provided with a step part, and the end surface of the step part extends in an upward inclined manner relative to the horizontal direction.

Further, the residual water pipe and the clamp are made of stainless steel.

The embodiment of the utility model provides an in one or more technical scheme, following technological effect or advantage have at least:

the embodiment of the utility model provides an in through set up the residual water pipe in the kettle body, when water is boiled back and inclines electric kettle to certain angle and pour hot water, residual water pipe will be irritated to water in the electric kettle, when putting electric kettle in right time, at the bottom of the water meeting automatic backflow kettle in the residual water pipe, kettle body bottom leaves partial hot water, the waste heat that makes the electric heat dish is absorbed and is evaporated by water, stably reduce the temperature of electric heat dish, can prevent to damage the heating pipe, prevent simultaneously that the waste heat of electric heat dish from burning the incrustation scale, the life of extension electric heat kettle.

Drawings

FIG. 1 is a schematic perspective view of an electric kettle according to an embodiment of the present invention;

FIG. 2 is a partial cross-sectional view of an electric kettle (not including a base) and a partial enlarged view thereof according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of the residual water pipe in the embodiment of the present invention;

FIG. 4 is a partial enlarged view A of FIG. 3;

fig. 5 is a schematic structural view of a clip according to an embodiment of the present invention.

Description of the reference numerals

1-a kettle body, 2-a base, 3-a kettle mouth, 4-a kettle cover, 5-a kettle handle, 6-a heating switch, 7-a power plug, 8-an electric heating disc and 9-a heating surface;

10-residual water pipe, 101-first water pipe, 102-second water pipe;

11-sealing screw, 12-filter screen, 13-filter hole;

14-clip, 141-connecting part, 142-clamping part, 143-mounting part, 144-clamping groove, 145-mounting groove;

15-bulge, 16-clamping groove, 17-pot mouth, 18-step part and 19-containing cavity.

Detailed Description

Other objects and advantages of the present invention will become apparent from the following explanation of the preferred embodiments of the present invention.

Fig. 1-5 show the structure of an electric kettle according to the present invention. For convenience of description, the terms "upper", "lower", "left" and "right" are used in the same way as the drawings, but do not limit the structure of the present invention. The electric kettle can be integrated or separated, and the utility model is not limited in particular. The present embodiment is described by taking an electric kettle as a separate type.

As shown in figures 1 and 2, the electric kettle comprises a kettle body, a base 2, an electric heating disc 8 and a residual water pipe 10, wherein the kettle body comprises a kettle body 1, the base 2, a kettle nozzle 3, a kettle cover 4, a kettle handle 5 and a heating switch 6. The interior of the kettle body 1 is provided with a containing cavity 19, and the containing cavity 19 is used for containing liquid to be heated, such as water. The base 2 is arranged at the lower part of the pot body, and the base 2 and the pot body can be separately arranged. The center of the lower surface of the bottom of the kettle body is provided with a power supply interface, the base 2 is provided with a connector, and the base 2 is connected with the kettle body of the electric kettle, namely an electric heating disc 8, a heating switch 6 and the like through the connector and the power supply interface. The base 2 is connected with a power plug 7, and the mains supply is connected to the power plug 7 for working. The kettle mouth 3 sets up on the outer wall of kettle body 1, and kettle mouth 3 and the interior chamber 19 intercommunication that holds of kettle body 1 can pour out thermos bottle or other containers through kettle mouth 3 with the liquid that holds in the chamber 19. The kettle lid 4, the kettle handle 5 and the heating switch 6 have the same structure and function as the corresponding components in the prior art.

The electric heating plate 8 is arranged at the bottom of the kettle body 1, a heating surface 9 exposed in the accommodating cavity 19 is arranged on the electric heating plate 8, the heating surface 9 is planar, and the heating surface is directly contacted with water in the accommodating cavity 19 to heat the water. When the electric kettle is used for boiling water, the kettle body is placed on the base 2, and the heating switch 6 is turned on, so that the water can be heated.

The residual water pipe 10 is arranged in the accommodating cavity 19, and the residual water pipe 10 is fixedly connected with the inner wall of the kettle body 1; the residual water pipe 10 has a first end closed and extending upward, and a second end open and extending toward the heating surface 9.

The embodiment of the utility model provides an in the embodiment is through setting up residual water pipe 10, the kettle body with electric kettle after water is boiled takes off from base 2, pour out hot water through kettle mouth 3 when the kettle body inclines to certain angle, hold partial hot water in the chamber 19 and will irritate into residual water pipe 10, when putting electric kettle in right time, water in residual water pipe 10 can automatic backward flow at the bottom of the kettle, hold and leave partial hot water in the chamber 19, make electric hot tray 8's waste heat absorbed and the evaporation by water, stably reduce electric hot tray 8's temperature, add the cold water again through the hot water neutralization temperature that leaves, can avoid electric hot tray 8's temperature transient change, can prevent to damage the heating pipe, prevent electric hot tray 8's waste heat incrustation scale from burning simultaneously, extension electric kettle life. It should be noted that after the cold water is added again, the cold water is mixed with the water left at the bottom of the kettle, so that the water at the bottom of the kettle is mixed with the newly added cold water to be circulated, and the water quality is not affected.

It should be noted that, in the embodiment of the present invention, the electrical elements (e.g. the electric heating plate 8, the heating switch 6, the indicator light, the temperature control, etc.) in the electric kettle and the connection relationship between the electrical elements are the prior art, and the present invention does not improve the same.

In some embodiments, as shown in fig. 3, the residual water pipe 10 includes a first water pipe 101 and a second water pipe 102, and the first water pipe 101 and the second water pipe 102 are communicated with each other. The first water pipe 101 is fixedly connected with the inner wall of the kettle body 1, and the first water pipe 101 is arranged close to the inner wall of the kettle body 1. The first end of first water pipe 101 is the closure and upwards extends, the second end is connected with the first end of second water pipe 102 along kettle body 1 inner wall, and the second end of second water pipe 102 is the opening form and extends towards the central point of heating surface 9, makes the water that leaves flow into kettle bottom center and outwards scatters and increases radiating homogeneity relatively. The first water pipe 101 and the second water pipe 102 are of an integrated structure, and the sealing performance of the residual water pipe 10 is relatively increased.

In some embodiments, as shown in fig. 3, a sealing screw 11 is connected to the first end of the first water pipe 101, and the sealing screw 11 is hermetically connected to the first water pipe 101. Specifically, the sealing screw 11 is in threaded connection with the first water pipe 101, a sealing gasket is arranged at the joint of the sealing screw and the first water pipe, and the sealing gasket is made of stainless steel materials and relatively increases the sealing performance. First water pipe 101 is convenient for wash residual water pipe 10 through setting up detachable sealing screw 11, has increased residual water pipe 10's use convenience relatively.

In some embodiments, as shown in fig. 4, the second end of the second water pipe 102 is in the shape of an inclined opening that faces the heating surface 9 and inclines downward, so that the water remained at the bottom of the kettle is not easy to disperse, and most of the water in the residual water pipe 10 is prevented from splashing on the inner wall of the kettle body 1, thereby reducing the use effect.

In some embodiments, as shown in fig. 3 and 4, a filter screen 12 is fixedly disposed at the second end of the second water pipe 102, the filter screen 12 is matched with an inclined opening at the second end of the second water pipe 102, and a plurality of filter holes 13 are uniformly distributed on the filter screen 12 to prevent scale in the kettle body 1 from entering the residual water pipe 10 to cause blockage.

In some embodiments, as shown in fig. 2 and 5, the electric kettle of the embodiment of the present invention further includes a plurality of clips 14 (e.g., 2), and the plurality of clips 14 are fixedly connected to the inner wall of the kettle body 1; each clip 14 is provided with a clamping groove for fixing the residual water pipe 10, so that the residual water pipe 10 can be conveniently detached and replaced.

In some embodiments, as shown in fig. 5, the card slot includes a clamping slot 144 and a mounting slot 145. The clip 14 includes a connecting portion 141, a clamping portion 142 and two mounting portions 143, wherein a first end of the connecting portion 141 is fixedly connected to the inner wall of the kettle body 1, and a second end is fixedly connected to the clamping portion 142. The holding portion 142 is substantially C-shaped, and the two mounting portions 143 are respectively fixedly connected to the C-shaped openings of the holding portion 142. A holding groove 144 is formed in the holding portion 142, and the inner diameter of the holding groove 144 is slightly smaller than the outer diameter of the first water pipe 101, so that the surplus water pipe 10 can be held and fixed. An installation groove 145 is formed between the two installation parts 143, and the first water pipe 101 passes through the installation groove 145 and enters the clamping groove 144 to be fixed during installation.

In some embodiments, as shown in fig. 2 and 3, a plurality of protrusions 15 (e.g., 4) are disposed on one side of the first water pipe 101 close to the clip 14, a clamping groove 16 is formed between two adjacent protrusions 15, and the width of the clamping groove 16 matches with the thickness of the clamping portion 142 on the clip 14, so that the installation and positioning of the residual water pipe 10 are facilitated, and the installation stability of the residual water pipe 10 is relatively increased.

In some embodiments, as shown in fig. 2, a stepped portion 18 is disposed at one end of the spout 3, which is opposite to the spout 1, that is, the spout 17, an upper end surface of the spout 17 is a plane parallel to a horizontal plane, and an end surface of the stepped portion 18 is disposed upward relative to the upper end surface of the spout 17, so that the boiled water can be prevented from overflowing from the spout 17 to the outside when the spout is poured, and the potential safety hazard of scalding is relatively reduced.

In some embodiments, the residual water pipe 10 and the clip 14 are made of stainless steel, so as to prevent water in the electric kettle from being polluted and affecting water quality in the heating process.

The utility model relates to a theory of operation of embodiment is: when water needs to be boiled, the kettle body of the electric kettle is placed on the base 2, and a power supply is connected through the power plug 7; the water in the kettle body 1 can be heated by turning on the heating switch 6. After the heating is finished, the kettle body of the electric kettle is taken down from the base 2, hot water is poured out through the kettle nozzle 3 when the kettle body is inclined to a certain angle, partial hot water in the accommodating cavity 19 can be filled into the residual water pipe 10, when the electric kettle is placed, the water in the residual water pipe 10 can automatically flow back to the bottom of the kettle, and partial hot water is left at the bottom of the kettle body 1.

The electric kettle of the present invention has been described in detail with reference to the preferred embodiments of the present invention, however, it should be noted that those skilled in the art may make modifications, alterations and changes based on the above disclosure without departing from the spirit of the present invention. The present invention includes the above-described embodiments and any equivalents thereof.

Claims

1. An electric kettle, comprising:

the kettle comprises a kettle body, wherein a containing cavity is arranged in the kettle body and is used for containing liquid to be heated;

the spout is fixedly arranged on the outer wall of the kettle body and is communicated with the containing cavity;

the electric heating disc is arranged at the bottom of the kettle body, and a heating surface exposed out of the accommodating cavity is arranged on the electric heating disc; and

the residual water pipe is arranged in the accommodating cavity and is fixedly connected with the inner wall of the kettle body; the first end of the residual water pipe is closed and extends upwards, and the second end of the residual water pipe is open and extends towards the heating surface.

2. The electric kettle according to claim 1, wherein the residual water pipe comprises a first water pipe and a second water pipe which are communicated with each other, and the first water pipe is fixedly connected with the inner wall of the kettle body; the first end of the first water pipe is closed, and the second end of the first water pipe is connected with the first end of the second water pipe; the second end of the second water pipe is open and extends towards the center of the heating surface.

3. The electric kettle as claimed in claim 2, wherein the first end of the first water pipe is connected with a sealing screw, and the sealing screw is hermetically connected with the first water pipe.

4. An electric kettle as claimed in claim 3, wherein the second end of said second water tube is in the form of a beveled mouth sloping downwardly towards said heating surface.

5. The electric kettle as claimed in claim 4, wherein a filter screen is fixedly arranged at the second end of the second water pipe, and a plurality of filter holes are uniformly distributed on the filter screen.

6. The electric kettle as claimed in claim 4, further comprising a plurality of clips fixedly connected with the inner wall of the kettle body, wherein the clips are provided with clamping grooves for fixing the residual water pipe.

7. The electric kettle as claimed in claim 6, wherein the clamping groove comprises a clamping groove and a mounting groove communicated with the clamping groove, and the inner diameter of the clamping groove is slightly smaller than the outer diameter of the first water pipe.

8. The electric kettle as claimed in claim 7, wherein a plurality of protrusions are disposed on one side of the first water pipe close to the clip, and a clamping groove is formed between two adjacent protrusions and matched with the clip.

9. An electric kettle according to any one of claims 1-8, wherein the end of the spout facing away from the kettle body is provided with a step part, and the end surface of the step part extends obliquely upward relative to the horizontal direction.

10. An electric kettle as claimed in claim 6, wherein said residual water pipe and said clip are made of stainless steel.