CN217610522U

CN217610522U - Electric heating kettle

Info

Publication number: CN217610522U
Application number: CN202220745929.7U
Authority: CN
Inventors: 朱海山
Original assignee: Ningbo Good Partner Technology Co ltd
Current assignee: Ningbo Good Partner Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-10-21
Anticipated expiration: 2032-03-31

Abstract

The utility model relates to an electric kettle, including kettle body, heating device, base and indicating component, heating device locates the kettle body lower extreme, the base locate the kettle body the lower part outside and with be equipped with the holding chamber between the heating device, be equipped with circuit board controller in the holding chamber and be close to the temperature sensor of heating device, this temperature sensor and indicating component all with circuit board controller electricity is connected, thereby enable temperature sensor with the temperature signal transmission that detects in the circuit board controller, the circuit board controller judges the temperature interval that this temperature signal belongs to and control indicating component to show the colour that corresponds with this temperature interval; the method is characterized in that: the accommodating cavity is internally provided with an installation cavity positioned at the outer side of the heating device, and the circuit board controller is positioned in the installation cavity, so that the circuit board controller of the water temperature indicating electric kettle is not easy to damage and has longer service life.

Description

Electric heating kettle

Technical Field

The utility model relates to an electric kettle.

Background

An electric kettle is a water container capable of heating water, and is commonly used in our lives. In the existing electric kettle, an indicating component is generally arranged on a kettle shell, and the indicating component is always kept in a bright state in the process of boiling water, so that a user can indicate that the electric kettle is in a working state; when the water boiling is finished, the power supply of the electric kettle is disconnected, and the indicating component is extinguished, so that a user is informed that the electric kettle is not in a working state. The indicating component can not display the water temperature state, so that a user can not identify the water heating process in the water boiling process, and the electric kettle is not convenient to use.

In order to solve the problems, the chinese utility model patent with patent number ZL201721578274.4 (CN 208388416U) discloses an electric kettle, including the kettle body, set up the base in kettle body bottom and set up heating device in the base, be provided with indicating unit on the kettle body, heating device be provided with circuit board controller and with the temperature sensor that circuit board controller connects, this circuit board controller still with indicating unit connects, indicating unit is the color-changing lamp, this color-changing lamp is predetermined colour along with predetermined temperature, the temperature with the colour one-to-one.

Above-mentioned electric kettle passes through the temperature that temperature sensor detected the kettle body, then to circuit board controller signals, control color-changing lamp is predetermined colour along with predetermined temperature, makes the user can judge the temperature according to the colour that the pilot lamp shows at the in-process of boiling water to discernment water heating's process makes electric kettle use more convenient. However, since the circuit board controller is disposed on the heat generating device in the electric kettle, the circuit board controller is easily damaged due to a long-term overheat environment, thereby affecting the service life of the circuit board controller.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing an electric kettle which is not easy to damage a circuit board controller and has longer service life aiming at the technical situation.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: an electric kettle comprises a kettle body, a heating device, a base and an indicating assembly, wherein the heating device is arranged at the lower end of the kettle body, the base is arranged on the outer side of the lower part of the kettle body, an accommodating cavity is arranged between the base and the heating device, a circuit board controller and a temperature sensor close to the heating device are arranged in the accommodating cavity, the temperature sensor and the indicating assembly are electrically connected with the circuit board controller, so that the temperature sensor can transmit detected temperature signals to the circuit board controller, the circuit board controller judges a temperature interval to which the temperature signals belong and controls the indicating assembly to display a color corresponding to the temperature interval; the method is characterized in that: the accommodating cavity is internally provided with an installation cavity positioned outside the heating device, and the circuit board controller is positioned in the installation cavity.

In order to assemble the electric kettle conveniently, the base comprises a cylinder and a bottom plate inserted with the lower end of the cylinder, and the cylinder and the bottom plate jointly define the mounting cavity.

In order to form an installation cavity, a first shell is arranged on the inner wall of the cylinder body, the lower side of the first shell is open, a circular wall is arranged on the upper wall of the bottom plate, part of the circular wall is recessed inwards to form a second shell corresponding to the first shell, and the installation cavity is formed by the first shell and the second shell together.

In order to display different colors conveniently, the indicating component comprises a light-transmitting lamp ring and a color-changing lamp, the lower portion of the kettle body retracts inwards to form an outer shoulder portion, the light-transmitting lamp ring is arranged between the outer shoulder portion and the upper end of the base, a mounting groove located in the accommodating cavity is formed in the light-transmitting lamp ring, and the color-changing lamp is accommodated in the mounting groove and electrically connected with the circuit board controller.

In order to make temperature sensor detect the temperature more accurate, heating device includes the dish that generates heat, locates generate heat the aluminum plate of set bottom and install the heating pipe of aluminum plate bottom, still be equipped with in the holding chamber with the locating part that aluminum plate is connected, temperature sensor by spacing in the locating part with between the aluminum plate, and be located the central authorities of heating pipe. Through the temperature that detects aluminum plate rather than the heating member, the temperature error that can make temperature sensor detect is littleer to it is more accurate to make temperature sensor detect the temperature of water.

In order to facilitate the connection of the heating device and the lower end of the kettle body, a filling groove capable of filling adhesive is recessed downwards on the outer side of the heating plate, and the lower end of the kettle body is inserted into the filling groove.

In order to facilitate diffuse reflection of light so that the light-transmitting lamp ring forms a better light-emitting effect, meanwhile, in order to avoid the filling groove, the bottom of the light-transmitting lamp ring is provided with an upper sawtooth section and a lower sawtooth section, sawteeth of the upper sawtooth section and sawteeth of the lower sawtooth section are arranged downwards, the upper sawtooth section is close to the inner edge of the light-transmitting lamp ring, and the mounting groove is formed in the bottom surface of the light-transmitting lamp ring and is close to the outer edge of the light-transmitting lamp ring.

In order to facilitate the light-transmitting lamp ring to uniformly emit light, the two color-changing lamps are arranged in a back-to-back manner.

Further, the color-changing lamp is an LED lamp with RGB three primary colors.

In order to conveniently and reasonably set a temperature interval, the temperature interval is divided into 0-59 ℃, 60-69 ℃, 70-79 ℃, 80-89 ℃ and 90-100 ℃, and when the temperature interval is 0-59 ℃, the indicating component is green; when the temperature range is 60-69 ℃, the indicating component displays blue; when the temperature range is 70-79 ℃, the indicating component displays yellow; when the temperature range is 80-89 ℃, the indicating component displays purple; when the temperature interval is 90-100 ℃, the indicating component displays red.

Compared with the prior art, the utility model has the advantages of: through locating the circuit board controller in the installation cavity that is located the heating device outside, make the circuit board controller can keep away from heating device, can avoid the circuit board controller to be in under the high temperature environment for a long time, make the circuit board controller be difficult to damage to make circuit board controller life longer.

Drawings

FIG. 1 is a perspective view of the embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a schematic view of the embodiment of the present invention with the bottom plate and the heating base removed;

fig. 6 is a schematic structural view of a transparent lamp ring in an embodiment of the present invention;

fig. 7 is a perspective structure view of the bottom plate in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 7, the preferred embodiment of the present invention is shown.

The electric kettle in the embodiment comprises a kettle body 1, a base 2, a heating device 3, a circuit board controller 4, an indicating assembly, a heating seat 6, a temperature sensor 7, a temperature controller 8 and other main parts.

As shown in fig. 3, the heating device 3 is disposed at the lower end of the kettle body 1. The base 2 is arranged on the outer side of the lower portion of the kettle body 1 and is provided with a containing cavity 201 between the base and the heating device 3, the containing cavity 201 is provided with a mounting cavity 202 located on the outer side of the heating device 3, the circuit board controller 4 is located in the mounting cavity 202, the circuit board controller 4 can be kept away from the heating device 3, the circuit board controller 4 can be prevented from being in a high-temperature environment for a long time, the circuit board controller 4 is not easy to damage, and the service life of the circuit board controller 4 is prolonged. The accommodating cavity 201 is also internally provided with a temperature sensor 7 close to the heating device 3, and the temperature sensor 7 and the indicating component are electrically connected with the circuit board controller 4, so that the temperature sensor 7 can transmit a detected temperature signal to the circuit board controller 4, and the circuit board controller 4 judges a temperature interval to which the temperature signal belongs and controls the indicating component to display a color corresponding to the temperature interval. The base 2 can be electrically connected to the heating base 6 so that the heating device 3 can be energized, and the circuit configuration between the base 2, the heating base 6 and the heating device 3 is referred to in the prior art. The electrical connection in this embodiment refers to an electrical wire or an electrical element connection, and in other embodiments, an electrical signal connection may be implemented through a wireless communication module.

Specifically, the heating device 3 includes a heat-generating plate 31, an aluminum plate 32 provided at the bottom of the heat-generating plate 31, and a heating pipe 33 (see fig. 3) installed at the bottom of the aluminum plate 32. The outer side of the heating plate 31 is recessed downwards to form a filling groove 331 capable of being filled with adhesive, and the lower end of the kettle body 1 is inserted into the filling groove 331 (see fig. 3), so that the heating device 3 is bonded with the lower end of the kettle body 1 through the adhesive to seal the lower end opening of the kettle body 1. Be connected with the locating part on this aluminum plate 32, and temperature sensor 7 is spacing between locating part and aluminum plate 32 and be located the central authorities of heating pipe 33 to detect aluminum plate 32's temperature, the temperature error that can make temperature sensor 7 detect is littleer, thereby makes temperature sensor 7 detect the temperature more accurate. The limiting member in this embodiment is a temperature controller 8 (see fig. 4), the temperature controller 8 is used for controlling the on-off of the circuit of the heating pipe 33 to realize the power-off after the electric kettle finishes boiling water, and the specific structure and the working principle of the temperature controller 8 are referred to in the prior art and are not described herein again.

The base 2 includes a cylindrical body 21 and a bottom plate 22 (see fig. 1) inserted into a lower end of the cylindrical body 21. The inner wall of the cylinder 21 is provided with a first housing 211, the lower side of the first housing 211 is open (see fig. 3 and 5), the upper wall of the bottom plate 22 is provided with a circumferential wall 221, a part of the circumferential wall 221 is recessed inward to form a second housing 221a (see fig. 7) corresponding to the first housing 211, and the mounting cavity 202 is formed by the first housing 211 and the second housing 221a together (see fig. 3).

The indicating assembly comprises a light-transmitting lamp ring 5 and a color-changing lamp (not shown in the figure), the lower part of the kettle body 1 retracts inwards to form an outer shoulder part 11, the light-transmitting lamp ring 5 is arranged between the outer shoulder part 11 and the upper end of the cylinder body 21 (see figure 3), the light-transmitting lamp ring 5 is provided with a mounting groove 53 (see figure 6) positioned in the accommodating cavity 201, and the color-changing lamp is accommodated in the mounting groove 53 and is electrically connected with the circuit board controller 4 (not shown in the figure). The bottom of this printing opacity lantern ring 5 is equipped with sawtooth section 51 and sawtooth section 52 down, and the sawtooth of this last sawtooth section 51 and the sawtooth of sawtooth section 52 down all sets up downwards to be convenient for the diffuse reflection of light so that printing opacity lantern ring 5 forms better luminous effect. The upper saw-tooth section 51 is disposed near the inner edge of the light-transmitting lamp ring 5 so as to avoid the filling groove 311, and the mounting groove 53 is opened on the bottom surface of the light-transmitting lamp ring 5 and disposed near the outer edge of the light-transmitting lamp ring 5. The color-changing lamps are two and arranged in a back-to-back mode, so that the light-transmitting lamp ring 5 can emit light uniformly. The color-changing lamp is an LED lamp with three primary colors of RGB.

The working principle of the electric kettle in the embodiment is as follows:

in the process of boiling water by the electric kettle, the temperature sensor transmits the detected temperature signal of the aluminum plate 32 to the circuit board controller 4, and the circuit board controller 4 judges the temperature interval to which the temperature signal belongs and controls the indicating component to display the color corresponding to the temperature interval. When the temperature range is between 0 and 59 ℃, the indicating component displays green; when the temperature range is between 60 and 69 ℃, the indicating component displays blue; when the temperature range is 70-79 ℃, the indicating component displays yellow; when the temperature range is 80-89 ℃, the indicating component displays purple; when the temperature range is between 90 and 100 ℃, the indicating component displays red.

After the electric kettle finishes boiling water, the temperature controller 8 controls the circuit communicated with the heating pipe 33 to be disconnected, so that the heating device 3 stops heating.

Claims

1. An electric kettle comprises a kettle body (1), a heating device (3), a base (2) and an indicating assembly, wherein the heating device (3) is arranged at the lower end of the kettle body (1), the base (2) is arranged on the outer side of the lower portion of the kettle body (1), a containing cavity (201) is formed between the base and the heating device (3), a circuit board controller (4) and a temperature sensor (7) close to the heating device (3) are arranged in the containing cavity (201), the temperature sensor (7) and the indicating assembly are electrically connected with the circuit board controller (4), so that the temperature sensor (7) can transmit detected temperature signals to the circuit board controller (4), the circuit board controller (4) judges a temperature interval to which the temperature signals belong and controls the indicating assembly to display a color corresponding to the temperature interval; the method is characterized in that: the accommodating cavity (201) is internally provided with an installation cavity (202) which is positioned on the outer side of the heating device (3), and the circuit board controller (4) is positioned in the installation cavity (202).

2. The electric kettle of claim 1, wherein: the base (2) comprises a cylinder body (21) and a bottom plate (22) inserted with the lower end of the cylinder body (21), and the cylinder body (21) and the bottom plate (22) jointly define the installation cavity (202).

3. The electric kettle of claim 2, wherein: the inner wall of the cylinder body (21) is provided with a first shell (211), the lower side of the first shell (211) is open, the upper wall of the bottom plate (22) is provided with a ring wall (221), part of the ring wall (221) is recessed inwards to form a second shell (221 a) corresponding to the first shell (211), and the installation cavity (202) is formed by the first shell (211) and the second shell (221 a) together.

4. The electric kettle according to claim 1, wherein: the indicating assembly comprises a light-transmitting lamp ring (5) and a color-changing lamp, the lower portion of the kettle body (1) retracts inwards to form an outer shoulder portion (11), the light-transmitting lamp ring (5) is arranged between the outer shoulder portion (11) and the upper end of the base (2), a mounting groove (53) located in the accommodating cavity (201) is formed in the light-transmitting lamp ring (5), and the color-changing lamp is accommodated in the mounting groove (53) and electrically connected with the circuit board controller (4).

5. The electric kettle according to claim 4, wherein: heating device (3) including generate heat dish (31), locate generate heat aluminium plate (32) of dish (31) bottom and install heating pipe (33) of aluminium plate (32) bottom, still be equipped with in holding chamber (201) with the locating part that aluminium plate (32) are connected, temperature sensor (7) are spacing in the locating part with between aluminium plate (32) and be located the central authorities of heating pipe (33).

6. The electric kettle of claim 5, wherein: the outer side of the heating plate (31) is recessed downwards to form a filling groove (311) capable of being filled with adhesive, and the lower end of the kettle body (1) is inserted into the filling groove (311).

7. The electric kettle of claim 6, wherein: the bottom of printing opacity lamp ring (5) is equipped with sawtooth section (51) and sawtooth section (52) down, and the sawtooth of sawtooth section (51) and the sawtooth of sawtooth section (52) all sets up downwards down on should going up, just go up sawtooth section (51) and be close to the inner edge setting of printing opacity lamp ring (5), mounting groove (53) are seted up in the bottom surface of printing opacity lamp ring (5) and be close to the outer fringe setting of printing opacity lamp ring (5).

8. The electric kettle of claim 4, wherein: the color-changing lamps are arranged in a back-to-back mode.

9. The electric kettle of claim 4, wherein: the color-changing lamp is an LED lamp with RGB three primary colors.

10. The electric kettle according to any one of claims 1 to 9, wherein: the temperature intervals are 0-59 ℃, 60-69 ℃, 70-79 ℃, 80-89 ℃ and 90-100 ℃, and when the temperature interval is 0-59 ℃, the indicating component displays green; when the temperature range is 60-69 ℃, the indicating component displays blue; when the temperature range is 70-79 ℃, the indicating component displays yellow; when the temperature range is 80-89 ℃, the indicating component displays purple; when the temperature interval is 90-100 ℃, the indicating component displays red.