CN210930883U

CN210930883U - Electric water cup

Info

Publication number: CN210930883U
Application number: CN201921601988.1U
Authority: CN
Inventors: 王国栋
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-07-07
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to a liquid heating technical field especially relates to an electric water cup. The electric water cup comprises a cup body, a cup cover, an exhaust channel, a heating assembly and a safety device, wherein the cup cover and the cup body jointly enclose a cavity for containing liquid, the exhaust channel is configured to control the cavity to be sealed or communicated with the outside, the heating assembly is configured to heat the liquid in the cavity, and the safety device is configured to control the exhaust channel and the heating assembly to be closed simultaneously when the cup cover is toppled. The utility model provides an electric water cup is through setting up safety device for when electric water cup takes place to empty, can control heating element and exhaust passage and close simultaneously, thereby solved current electric water cup and had the problem of empting when boiling water and leaking.

Description

Electric water cup

Technical Field

The utility model relates to a liquid heating technical field especially relates to an electric water cup.

Background

An electric cup is a device for heating liquid in the cup by converting electric energy into heat energy, and the electric cup has the advantages of high heating speed, electricity saving and the like, and is widely applied to places such as families, offices, outdoors and the like.

At present, electric water cup mainly includes the bowl cover, cup body and the base that has heating device and temperature control device, wherein, the bowl cover lid is established on the top of cup body, the bottom of cup body links to each other with the base, heating device is located and is used for heating the water in the cup body between cup body and the base, temperature control device is used for cutting off heating device's power so that heating device stop heating when detecting the water boiling in the cup body, in the use, in order to make electric water cup can not leak when carrying or empting, often set up to sealing connection between bowl cover and the cup body.

However, when the conventional electric water cup is used for boiling water, if the electric water cup is toppled, water in the cup body flows out, and people are easily scalded.

Therefore, there is a need for an electric drinking cup to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric water cup to solve the problem that the water leakage is toppled over when the water is boiled in the existing electric water cup.

The utility model provides an electric water cup, include:

a cup body;

the cup cover and the cup body jointly enclose a cavity for containing liquid;

an exhaust passage configured to control the cavity to be sealed or communicated with the outside;

a heating assembly configured to heat liquid within the cavity;

a safety device configured to control the vent passage and the heating assembly to be simultaneously closed when the lid is tipped over.

Optionally, the security device comprises:

a tilt switch electrically connected to the heating assembly;

and the driving assembly is electrically connected with the dumping switch and can control the exhaust channel to be opened or closed.

Optionally, the driving assembly comprises a lifting motor, and an output shaft of the lifting motor is used for controlling the exhaust passage to be opened or closed.

Optionally, the driving assembly further comprises an electrode contact and an electrode elastic sheet, one of the cup body and the cup cover is provided with the electrode contact, and the other is provided with the electrode elastic sheet;

the electrode contact or the electrode elastic sheet positioned in the cup cover is electrically connected with the lifting motor, and the electrode elastic sheet or the electrode contact positioned in the cup body is electrically connected with the dumping switch.

Optionally, the cup further comprises a first circuit board arranged in the cup body, and the heating assembly, the dumping switch and the driving assembly are electrically connected with the first circuit board respectively;

when the electric cup topples, the toppling switch is triggered to act, so that the heating assembly is closed, and the driving assembly controls the exhaust channel to be closed.

Optionally, the driving assembly further includes a second circuit board, and the lifting motor is electrically connected to the first circuit board through the second circuit board;

when the electric cup is not toppled and the driving assembly is in a state that the exhaust channel is closed, the heating assembly is closed;

when the driving assembly is in the state that the exhaust passage is opened, the heating assembly is opened.

Optionally, the safety device comprises a tilt switch, and a movable rod movable cover connected with the tilt switch is arranged in the cup body;

when the electric cup is toppled, the toppling switch is triggered to act, and the movable rod moves the movable cover, so that the heating assembly and the exhaust channel are closed simultaneously.

Optionally, the exhaust passage is arranged in the cup cover, a movable cover is arranged in the cup cover, and the movable cover can selectively open the exhaust passage.

Optionally, the cup cover comprises an inner cover and an outer cover fixed with the inner cover, and the movable cover is movably arranged between the inner cover and the outer cover;

the inner cup be provided with the first exhaust hole of cavity intercommunication, the movable cover is provided with the second exhaust hole, first exhaust hole passes through exhaust passage with the second exhaust hole intercommunication.

Optionally, the movable cover is further provided with a first sealing ring, and the first sealing ring is selectively abutted with the first exhaust hole.

Has the advantages that:

the utility model provides an electric water cup is through setting up safety device for when electric water cup takes place to empty, can control heating element and exhaust passage and close simultaneously, thereby solved current electric water cup and had the problem of empting when boiling water and leaking.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

Fig. 1 is a schematic structural diagram of an electric cup according to a first embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the electrical cup of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the lid, the movable lid and the actuator assembly of FIG. 2 with the vent passage open;

FIG. 4 is a schematic cross-sectional view of the lid, the movable lid, and the drive assembly of FIG. 2 with the vent passage closed;

fig. 5 is a schematic circuit diagram of an electric cup according to a first embodiment of the present invention;

fig. 6 is a flowchart illustrating a working process of a tilt switch according to a first embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of an electric cup provided in the second embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of an electric cup provided in the third embodiment of the present invention.

Reference numerals:

1-a cup body;

11-a cavity;

12-inner container;

13-a first circuit board;

14-a mounting block;

15-a movable rod;

2-a cup cover;

21-inner cover;

211-a first exhaust aperture;

22-an outer cover;

23-upper cover;

3-a movable cover;

31-a second vent;

32-a first sealing ring;

33-a second sealing ring;

4-a heating assembly;

41-heating plate;

411-a heating plate switch;

42-temperature controller;

43-indicator light;

5-a dump switch;

51-toppling switch ejector rods;

6-a drive assembly;

61-a lifting motor;

611-a lift motor switch;

62-electrode contacts;

63-electrode spring;

64-a second circuit board;

65-first lead;

66-a second lead;

7-power socket.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, unless explicitly stated or limited otherwise, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it should be understood that the terms "upper" and "lower" used in the embodiments of the present invention are used in the angle shown in the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

Example one

As shown in fig. 1, it is a schematic structural diagram of an electric cup according to an embodiment of the present invention. The electric water cup at least comprises a cup body 1 and a cup cover 2, wherein the cup cover 2 is connected above the cup body 1, and the cup body 1 and the cup cover 2 are detachably connected, such as in threaded connection.

A cavity 11 for containing liquid is arranged in the cup body 1, the cavity 11 is enclosed by an inner container 12, a heating component 4 is arranged at the bottom of the cup body 1, and the heating component 4 is configured to heat the liquid (such as water) in the cavity 11. The heating assembly 4 is electrically connected to an external power source via a power socket 7 and a power cord (not shown) to provide current to the heating assembly 4.

As shown in fig. 2, which is a schematic cross-sectional view of the electric cup shown in fig. 1. The heating assembly 4 at least comprises a heating plate 41 and a temperature controller 42, and electric energy is transmitted to the heating plate 41 through a power line so as to heat the heating plate 41, thereby heating the liquid in the cavity 11. When the liquid temperature in the cavity 11 is heated to a preset temperature (for example, 95 ℃ to 100 ℃), the temperature controller 42 controls the heating plate 41 to be disconnected from the power supply, thereby realizing the temperature control effect. The heating assembly 4 further comprises an indicator lamp 43 for indicating the working state of the electric cup, for example, when the heating plate 41 is electrified with an external power supply, the indicator lamp 43 is lighted; when the heating plate 41 is powered off from the external power supply, the indicator lamp 43 is not lit.

The electric cup further comprises a gas exhaust channel 20 and a safety device, wherein the gas exhaust channel 20 is configured to control the cavity 11 to be sealed or communicated with the outside, and the safety device is configured to control the gas exhaust channel 20 and the heating assembly 4 to be closed simultaneously when the cup cover 2 is toppled. The electric water cup that this embodiment provided is through setting up safety device for when electric water cup takes place to empty, can control heating element 4 and exhaust passage 20 and close simultaneously, thereby solved current electric water cup and had the problem of empting the water leakage when boiling water.

It can be understood that the air vent channel 20 may be disposed in the cup cover 2, or may be disposed at the bottom of the cup body 1, and the present embodiment will mainly describe that the air vent channel 20 is disposed in the cup cover 2.

Specifically, the safety device comprises a dumping switch 5 and a driving assembly 6, wherein the dumping switch 5 is electrically connected with the heating assembly 4, the driving assembly 6 is electrically connected with the dumping switch 5, and the driving assembly 6 can control the exhaust channel 20 to be opened or closed. That is, the pouring switch 5 triggers the action of the pouring switch 5 when detecting the state that the electric cup is poured, thereby triggering the actions of the heating assembly 4 and the driving assembly 6 respectively, namely, the heating assembly 4 and the exhaust channel 20 are closed simultaneously.

It will be appreciated that the dump switch 5 is a well known technique to those skilled in the art and any type of dump switch 5 is within the scope of the present embodiment. Wherein, the working principle of a certain tilt switch 5 is: when the shell inclines or falls down, the ball in the toppling switch 5 inclines and displaces along with the shell under the action of gravity, the pressing sheet is restored to the original position due to the separation of the ball, and the switch is instantly disconnected, so that the purpose of cutting off a power supply or a circuit is achieved. Therefore, when the electric cup topples, the toppling switch 5 can immediately detect the toppling, and the heating assembly 4 and the exhaust channel 20 are triggered to be closed simultaneously.

As shown in fig. 3 and 4, the driving assembly 6 is arranged in the cup cover 2, and when the electric cup is in a power-on water boiling state, the driving assembly 6 opens the air exhaust channel 20; when the electric cup is tipped over, the drive assembly 6 closes the exhaust channel 20. Through setting up drive assembly 6, realized exhaust passage 20 and in time closed the purpose when electric drinking cup takes place to empty to make the water in the cavity 11 can not flow out and scald the people.

It is understood that the driving assembly 6 may be an electric control assembly or a mechanical assembly, that is, an assembly operating by an electric signal or a mechanical transmission, the driving assembly 6 provided in the first embodiment and the second embodiment is an electric control assembly, the driving assembly 6 (i.e., the movable rod 15) provided in the third embodiment is a mechanical assembly, and the driving assembly 6 in the first embodiment and the second embodiment is described in detail below.

In the first and second embodiments, the driving assembly 6 includes the lifting motor 61, and the output shaft of the lifting motor 61 is used for controlling the opening or closing of the exhaust passage 20, which has the advantages of simple structure and convenient operation.

It will be appreciated that the lift motor 61 may be replaced by a conventional common motor that effects opening or closing of the exhaust passage 20 via a rack and pinion or lead screw nut drive.

With reference to fig. 1 to 4, the driving assembly 6 further includes an electrode contact 62 and an electrode elastic sheet 63, one of the cup body 1 and the cup cover 2 is provided with the electrode contact 62, and the other is provided with the electrode elastic sheet 63; the electrode contact 62 or electrode shrapnel 63 in the cup cover 2 is electrically connected with the lifting motor 61, and the electrode shrapnel 63 or electrode contact 62 in the cup body 1 is electrically connected with the dumping switch 5. In the first and second embodiments, the top of the cup body 1 is provided with the electrode contact 62, the bottom of the cup cover 2 is provided with the electrode elastic sheet 63, and after the cup cover 2 is covered on the cup body 1, the electrode contact 62 and the electrode elastic sheet 63 are electrically connected, so that a circuit for supplying power to the lifting motor 61 can be formed, and the exhaust passage 20 can be opened or closed. The electrode contact 62 and the electrode elastic sheet 63 are arranged, so that a circuit for supplying power to the lifting motor 61 can be formed when the cup cover 2 is covered on the cup body 1.

The top of the cup body 1 and the bottom of the cup cover 2 are both provided with mounting blocks 14 for mounting an electrode contact 62 and an electrode spring 63, wherein the electrode contact 62 can be a metal sheet or a metal coating. The electrode contact 62 is electrically connected to the tilt switch 5 through a first lead 65, and the mounting block 14 on the top of the cup body 1 can also serve to fix the first lead 65.

Further, referring to fig. 2, 5 and 6, the electric cup further includes a first circuit board 13 disposed in the cup body 1, and the heating element 4, the tilt switch 5 and the driving element 6 are electrically connected to the first circuit board 13 respectively; when the electric cup is toppled, the toppling switch 5 is triggered to act so as to close the heating assembly 4 and enable the driving assembly 6 to close the exhaust channel 20. The first circuit board 13 stores a program for responding to the action of the tilt switch 5, when the tilt switch 5 detects that the electric cup tilts, the tilt switch 5 is triggered to act, and the first circuit board 13 receives an action command sent by the tilt switch 5, controls the heating plate switch 411 to be turned off, and controls the lifting motor switch 611 to be turned off, that is, the first circuit board 13 controls the heating plate 41 not to heat and the lifting motor 61 to contract (i.e. closes the exhaust channel 20). Through the arrangement of the first circuit board 13, when the electric water cup is electrified for boiling water, the exhaust channel 20 can be automatically opened, and the exhaust channel 20 can be automatically closed after the water boiling is finished, so that the electric water cup has the advantage of convenience in use.

Further, the driving assembly 6 further includes a second circuit board 64, and the lifting motor 61 is electrically connected to the first circuit board 13 through the second circuit board 64; when the electric cup is not toppled and the driving assembly 6 is in a state that the exhaust channel 20 is closed, the heating assembly 4 is closed; when the driving unit 6 is in the state where the exhaust passage 20 is opened, the heating unit 4 is turned on. Wherein, the second circuit board 64 stores a program for responding to the action of the lifting motor 61, when the electric cup does not topple over and the driving assembly 6 is in a state that the exhaust channel 20 is closed (i.e. the lifting motor switch 611 is turned off or the lifting motor 61 is contracted), the second circuit board 64 sends the signal to the first circuit board 13, and the first circuit board 13 processes the signal and then controls the heating plate switch 411 to be turned off (i.e. the heating plate 41 is not heated); on the contrary, when the electric cup is not tilted and the driving assembly 6 is in a state where the exhaust channel 20 is opened (i.e. the lift motor switch 611 is closed or the lift motor 61 is bounced), the second circuit board 64 sends the signal to the first circuit board 13, and the first circuit board 13 processes the signal to control the heating tray switch 411 to be closed (i.e. the heating tray 41 is heated).

The second circuit board 64 is formed on the surface of the cup cover 2 by means of physical keys (such as touch keys) so as to facilitate the control of the second circuit board 64 by a user. By providing the second circuit board 64, the electric cup can be in an initial placement state (i.e., no tilting occurs), and the heating assembly 4 and the exhaust passage 20 can be simultaneously opened or closed.

With continued reference to fig. 3 and 4, an exhaust passage 20 is provided in the cup cover 2, a movable cover 3 is provided in the cup cover 2, and the movable cover 3 selectively opens the exhaust passage 20. Specifically, the movable cover 3 is connected to an output shaft of the lift motor 61 to achieve simultaneous opening or simultaneous closing of the heating assembly 4 and the exhaust passage 20.

Further, the cup cover 2 comprises an inner cover 21 and an outer cover 22 fixed with the inner cover 21, and the inner cover 21 and the outer cover 22 can be connected in a fixing mode such as threaded connection or clamping connection; the movable cover 3 is movably arranged between the inner cover 21 and the outer cover 22, for example, the movable cover 3 is buckled outside the inner cover 21, the movable cover 3 is provided with a groove, the inner cover 21 is provided with a limiting rib in sliding fit with the groove, and the movable effect of the movable cover 3 is realized. The inner lid 21 is provided with a first exhaust hole 211 communicating with the cavity 11, the movable lid 3 is provided with a second exhaust hole 31, and the first exhaust hole 211 communicates with the second exhaust hole 31 through the exhaust passage 20.

Further, the movable cover 3 is further provided with a first sealing ring 32, the first sealing ring 32 is selectively abutted with the first exhaust hole 211, and when the cup cover 2 is covered on the cup body 1, the movable cover 3 is driven to move up and down along the space between the inner cover 21 and the outer cover 22, so that the first sealing ring 32 closes or opens the first exhaust hole 211. The inner cover 21 is further provided with a support column, the end part of the support column is sleeved with the first sealing ring 32, and the end part of the support column is preferably of a T-shaped structure, so that the fixing stability of the first sealing ring 32 and the support column can be ensured.

Further, in order to ensure that the steam generated from the cavity 11 can only be discharged along the exhaust passage 20 when the liquid is heated, a second sealing ring 33 is further disposed between the movable cover 3 and the inner cover 21. Specifically, the movable lid 3 has a protruding portion, and a groove for accommodating the second sealing ring 33 is formed on the circumference of the protruding portion, so that the convenience of sealing and mounting the movable lid 3 and the inner lid 21 is facilitated.

Further, the cup cover 2 further includes an upper cover 23, the upper cover 23 is fixed to the outer cover 22, and the second circuit board 64 is disposed between the upper cover 23 and the outer cover 22, so as to protect the second circuit board 64 as much as possible, and meanwhile, the user can control the second circuit board 64 on the surface of the upper cover 23 conveniently. It will be appreciated that the cover 23 may have a cover snap location and the cover 22 may have a cover snap location, the cover snap location and the cover snap location abutting each other to secure the cover 23 to the cover 22.

In the prior art, when the cup cover and the cup body are in sealed connection, water vapor generated in the cup body is gradually increased in the heating process, so that the pressure in the electric cup is increased, and after heating is finished, certain potential safety hazards (such as steam is sprayed to a human body) often exist when the cup cover is opened; however, if the cup body is heated after the cup cover is unscrewed, certain safety hazards (such as boiling water splashed to human bodies) exist when water is boiled.

In this embodiment, an exhaust passage 20 is provided in the cup cover 2, and the exhaust passage 20 is communicated with the cavity 11 and used for exhausting steam generated by heating out of the cavity 11. When the cup cover 2 is covered on the cup body 1, the movable cover 3 is moved, and the heating component 4 and the exhaust channel 20 are simultaneously opened or closed. The utility model discloses a remove removable cover 3 and make and open simultaneously with exhaust passage 20 to solve current electric water cup and can not realize the problem of liquid heating and pressure release simultaneously.

It is understood that the heating assembly 4 is turned on or off refers to a connection state of an internal circuit of the electric cup, for example, when the heating assembly 4 is turned on, if the liquid in the cavity 11 is in a heating state, the heating assembly 4 may be electrically connected to an external power source through a power cord, or by turning on a heating switch (a switch for controlling the connection of the heating assembly 4 to the external power source, i.e., the heating plate switch 411 in fig. 5). That is, when the exhaust passage 20 is opened, the heating element 4 only needs to be heated (i.e., the circuit of the heating element 4 is kept connected).

Example two

Please refer to fig. 7, which is a schematic cross-sectional view of an electric cup according to a second embodiment of the present invention. The second embodiment is different from the first embodiment in that: the second embodiment provides the tilt switch 5 further having a tilt switch plunger 51 capable of extending out of the bottom cover of the electric cup. For example, when the electric cup is placed on a table and the power supply is switched on for boiling water, the toppling switch mandril 51 is blocked by the table and shrinks inside the electric cup; when the electric cup is toppled, the toppling switch mandril 51 extends out of the bottom cover of the electric cup, and the first circuit board 13 controls the heating plate switch 411 and the lifting motor switch 611 to be switched off, so that the aim of simultaneously closing the heating assembly 4 and the exhaust channel 20 is fulfilled.

EXAMPLE III

Please refer to fig. 8, which is a schematic cross-sectional view of an electric cup according to a third embodiment of the present invention. The third embodiment is different from the first and second embodiments in that: the safety device only comprises a tilting switch 5, and a movable rod 15 connected with the tilting switch 5 is arranged in the cup body 1; when the electric cup is toppled, the toppling switch 5 is triggered to act, and the movable rod 15 moves, so that the heating assembly 4 and the exhaust channel 20 are closed simultaneously. The tilt switch 5 provided in the third embodiment also has a tilt switch top rod 51 capable of extending out of the bottom cover of the electric cup, but the tilt switch top rod 51 may be in direct contact with the movable rod 15, that is, the two can move together.

Further, a spring is arranged between the upper cover 23 and the movable cover 3, and the spring is configured to provide a pushing force for closing the exhaust channel 20 by the movable cover 3 when the electric cup topples.

For example, when the electric cup is placed on a table and the power supply is switched on for boiling water, the toppling switch mandril 51 is blocked by the table and shrinks inside the electric cup; when the electric cup topples, the toppling switch mandril 51 extends out of the bottom cover of the electric cup, and the heating plate switch 411 is immediately switched off; meanwhile, the movable rod 15 moves downwards along with the toppling switch mandril 51, and the movable cover 3 closes the exhaust channel 20 under the thrust action of the spring, so that the movable cover is convenient for a user to carry.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electrical cup, comprising:

a cup body (1);

the cup cover (2) and the cup body (1) enclose a cavity (11) for containing liquid;

an exhaust passage (20) configured to control the cavity (11) to be sealed or communicated with the outside;

a heating assembly (4) configured to heat liquid within the cavity (11);

a safety device configured to control the simultaneous closing of the vent passage (20) and the heating assembly (4) when the lid (2) is tipped.

2. An electric drinking cup as claimed in claim 1, characterized in that the safety means comprise:

a tilt switch (5) electrically connected to the heating assembly (4);

the driving assembly (6) is electrically connected with the dumping switch (5), and the driving assembly (6) can control the exhaust channel (20) to be opened or closed.

3. An electric drinking cup as claimed in claim 2, characterized in that the drive assembly (6) comprises a lifting motor (61), the output shaft of the lifting motor (61) being used to control the opening or closing of the exhaust channel (20).

4. The electric drinking cup as claimed in claim 3, characterized in that the drive assembly (6) further comprises an electrode contact (62) and an electrode spring (63), one of the cup body (1) and the cup cover (2) being provided with the electrode contact (62) and the other with the electrode spring (63);

the electrode contact (62) or the electrode elastic sheet (63) positioned in the cup cover (2) is electrically connected with the lifting motor (61), and the electrode elastic sheet (63) or the electrode contact (62) positioned in the cup body (1) is electrically connected with the dumping switch (5).

5. An electric drinking cup as claimed in claim 3, characterized by further comprising a first circuit board (13) arranged inside the cup body (1), the heating assembly (4), the pouring switch (5) and the drive assembly (6) being electrically connected to the first circuit board (13), respectively;

when the electric cup is toppled, the toppling switch (5) is triggered to act, so that the heating assembly (4) is closed, and the driving assembly (6) controls the exhaust channel (20) to be closed.

6. An electric drinking cup as claimed in claim 5, characterized in that the drive assembly (6) further comprises a second circuit board (64), the lift motor (61) being electrically connected to the first circuit board (13) via the second circuit board (64);

when the electric cup is not toppled, and the driving assembly (6) is in a state that the exhaust channel (20) is closed, the heating assembly (4) is closed;

when the driving component (6) is in a state that the exhaust channel (20) is opened, the heating component (4) is opened.

7. An electric drinking cup as claimed in claim 1, characterized in that the safety device comprises a pouring switch (5), a movable cover of a movable rod (15) connected to the pouring switch (5) being arranged in the cup body (1);

when the electric cup is toppled, the toppling switch (5) is triggered to act, and the movable rod (15) moves the movable cover, so that the heating assembly (4) and the exhaust channel (20) are closed simultaneously.

8. An electric drinking cup according to any one of claims 1-7, characterized in that the air discharge channel (20) is arranged in the drinking cup cover (2), that a movable cover (3) is arranged in the drinking cup cover (2), and that the movable cover (3) selectively opens the air discharge channel (20).

9. An electric drinking cup as claimed in claim 8, characterized in that the cup cover (2) comprises an inner cover (21) and an outer cover (22) fixed to the inner cover (21), the movable cover (3) being movably arranged between the inner cover (21) and the outer cover (22);

inner cup (21) be provided with first exhaust hole (211) of cavity (11) intercommunication, movable cover (3) are provided with second exhaust hole (31), first exhaust hole (211) pass through exhaust passage (20) with second exhaust hole (31) intercommunication.

10. An electric drinking cup as claimed in claim 9, characterized in that the movable lid (3) is further provided with a first sealing ring (32), the first sealing ring (32) being selectively abuttable to the first venting aperture (211).