An electromagnetic induction lifting hot pot and an electromagnetic induction multi-purpose dining table system

Abstract

The present invention relates to an electromagnetic induction lifting hot pot and an electromagnetic induction multi-purpose dining table system thereof, wherein the electromagnetic induction lifting hot pot comprises a main control board, a filter container and a lifting module for driving the filter container to lift, wherein the lifting module is electrically connected to the main control board; the main control board, the filter container and the lifting module are arranged on a hot pot shell; and further comprises a low-voltage power supply coil for generating a low-voltage induced current by using the electromagnetic induction principle, wherein the low-voltage power supply coil is electrically connected to the main control board, and wherein the low-voltage power supply coil supplies electric energy to the main control board when an electromagnetic field is induced. The lifting hot pot can be used in conjunction with an electromagnetic cooker to realize independent power supply.

Description

Technical Field

[0001] The invention relates to a lifting hot pot, in particular to an electromagnetic induction lifting hot pot and an electromagnetic induction multi-purpose dining table system thereof. Background Art

[0002] The convenience of lifting hot pot improves the user's hot pot experience; the mechanical structure that realizes the lifting action in the lifting hot pot often needs to rely on electricity to work, so the lifting hot pot on the market generally needs to integrate the corresponding power supply module, resulting in high manufacturing costs of related products, low consumer acceptance, and difficult to popularize lifting hot pot products. In addition, there is currently no lifting hot pot on the market that can be used with induction cookers. The reason is that the lifting hot pot pot body fails to solve the pain point of independent power supply.

[0003] Therefore, further improvements are needed. Summary of the invention

[0004] The purpose of the present invention is to overcome the deficiencies of the above-mentioned prior art and to provide an electromagnetic induction lifting hot pot and an electromagnetic induction multi-purpose dining table system. The lifting hot pot can be used in conjunction with an electromagnetic cooker and can achieve independent power supply.

[0005] The object of the present invention is achieved in that:

[0006] An electromagnetic induction lifting hot pot comprises a main control board, a filter container and a lifting module for driving the filter container to lift, the lifting module being electrically connected to the main control board; the main control board, the filter container and the lifting module are arranged on a hot pot shell; and also comprises a low-voltage power supply coil which generates a low-voltage induced current by the electromagnetic induction principle, the low-voltage power supply coil being electrically connected to the main control board, and supplying the electric energy required to control the lifting module to the main control board when the low-voltage power supply coil senses an electromagnetic field.

[0007] As a specific solution, the lifting module includes an active lifting component, a driven lifting component and a lifting power assembly, the active lifting component is provided with a lifting inclined portion, and the driven lifting component is provided on the lifting inclined portion; the lifting power assembly is electrically connected to the main control board, and the power output end of the lifting power assembly is transmission-connected to the active lifting component to drive the lifting inclined portion to move; when the lifting inclined portion moves, the driven lifting component slides along the lifting inclined portion; when the driven lifting component slides to a high position of the lifting inclined portion, the driven lifting component lifts the filter container; when the driven lifting component slides to a low position of the lifting inclined portion, the filter container descends along with the driven lifting component.

[0008] As another specific scheme, the active lifting component is rotatably arranged on the hot pot shell; the lifting power assembly includes a lifting motor, which is transmission-connected to the active lifting component to drive the active lifting component to rotate; the lifting inclined portion rotates with the active lifting component; and the driven lifting component is vertically slidably arranged on the hot pot shell.

[0009] As another specific solution, a vertically extending lifting guide groove is provided on the hot pot shell, and the driven lifting component is at least partially slidably arranged on the lifting guide groove; the active lifting component rotates relative to the hot pot shell.

[0010] As another specific solution, the lifting inclined portion is an inclined extending groove, and the driven lifting component is provided with a lifting convex shaft, and the lifting convex shaft is slidably inserted on the lifting inclined portion.

[0011] As another specific scheme, the electromagnetic induction lifting hot pot also includes a first microswitch and / or a second microswitch, which are electrically connected to the main control board to feedback an open or closed signal to the main control board; a touch part is provided on the active lifting component, and the touch part moves with the active lifting component, and the trigger part on the first microswitch and / or the second microswitch is on the moving trajectory of the touch part to touch the trigger part on the first microswitch and / or the second microswitch; when the touch part touches the trigger part on the first microswitch, the driven lifting component rises to a set high position; when the touch part touches the trigger part on the second microswitch, the driven lifting component descends to a set low position.

[0012] As another specific solution, the electromagnetic induction lifting hot pot also includes a high-voltage power supply coil that generates a high-voltage induced current using the electromagnetic induction principle and an electromagnetic heating coil that receives the high-voltage induced current to generate an induced magnetic field; the main control board is electrically connected to the high-voltage power supply coil and the electromagnetic heating coil, respectively, and the main control board controls the on-off of the circuit between the high-voltage power supply coil and the electromagnetic heating coil;

[0013] or,

[0014] The electromagnetic induction lifting hot pot also includes a high-voltage power supply coil and a heating body that use the electromagnetic induction principle to generate a high-voltage induced current; the main control board is electrically connected to the high-voltage power supply coil and the heating body, respectively, and the main control board controls the on-off of the circuit between the high-voltage power supply coil and the heating body.

[0015] As another specific scheme, the electromagnetic heating coil or the heating body is connected in parallel with a capacitor for increasing the output power; the electromagnetic induction lifting hot pot also includes a third microswitch connected in series with the capacitor; a touch part is provided on the active lifting component, and the touch part moves with the active lifting component, and the trigger part on the third microswitch is on the moving trajectory of the touch part to touch the trigger part on the third microswitch; when the touch part touches the trigger part on the third microswitch, the circuit where the capacitor is located is turned on; when the touch part is separated from the trigger part on the third microswitch, the circuit where the capacitor is located is disconnected.

[0016] As another specific scheme, the electromagnetic induction lifting hot pot also includes a heat dissipation module, which is arranged below the electromagnetic heating coil or the heating body and above the high-voltage power supply coil; the heat dissipation module includes a heat dissipation fan and an air guide component; the heat dissipation fan is electrically connected to the main control board, and the low-voltage power supply coil supplies the main control board with the electrical energy required to control the heat dissipation fan when the electromagnetic field is induced; a heat dissipation air duct is arranged on the air guide component, and the heat dissipation air duct is respectively connected to the heat dissipation fan and the chamber where the electromagnetic heating coil and the high-voltage power supply coil are located.

[0017] As another specific scheme, the electromagnetic induction lifting hot pot also includes a hot pot inner pot and a thermostat for detecting the temperature of the hot pot inner pot; the hot pot inner pot is detachably arranged on the hot pot shell, and the filter container is detachably arranged on the hot pot inner pot, and the filter container is detachable relative to the hot pot shell; the thermostat is connected in series with the electromagnetic heating coil.

[0018] An electromagnetic induction multi-purpose dining table system includes an electromagnetic cooker arranged on a table body, on which an electromagnetic coil module is arranged; the system also includes the above-mentioned electromagnetic induction lifting hot pot, which is located above the electromagnetic cooker, and the low-voltage power supply coil is close to the electromagnetic coil module to induce the electromagnetic field generated by the electromagnetic coil module being energized.

[0019] The beneficial effects of the present invention are as follows:

[0020] By setting a low-voltage power supply coil to induce the electromagnetic field generated when the induction cooker is started and generate a low-voltage induced current, after the relevant circuit is turned on, the low-voltage induced current can be supplied to low-voltage loads such as the lifting module and the main control board to achieve independent power supply; specifically, when the electromagnetic induction lifting hot pot is placed on the induction cooker, the low-voltage power supply coil induces the electromagnetic field and generates a low-voltage induced current, which supplies the required electric energy to the lifting module, ensuring that the lifting module can work normally, so that the lifting hot pot can be used in conjunction with the induction cooker.

[0021] By setting a high-voltage power supply coil to induce the electromagnetic field generated when the induction cooker is started and generate a high-voltage induced current, after the relevant circuit is turned on, the high-voltage induced current can be supplied to high-voltage loads such as the electromagnetic heating coil or the heating body to achieve heating; specifically, when the electromagnetic induction lifting hot pot is placed on the induction cooker, the high-voltage power supply coil induces the electromagnetic field and generates a high-voltage induced current, which supplies the required electric energy to the electromagnetic heating coil or the heating body to ensure the normal operation of the electromagnetic heating coil or the heating body; it should be noted that when the electromagnetic heating coil is used, a hot pot liner made of magnetic conductive material is required.

[0022] When an electromagnetic heating coil is used, the heat source is the hot pot pot, and when a heating body is used, the heat source is the heating body itself. However, whether it is the electromagnetic heating coil or the heating body, they are far away from the induction cooker, and the heat will not be directly transferred to the induction cooker; in addition, a heat dissipation module is arranged between the electromagnetic heating coil or the heating body and the induction cooker. When the heat dissipation module is working, a heat dissipation layer is formed to further prevent heat from being directly transferred to the induction cooker, thereby effectively ensuring that the surface temperature of the induction cooker will not be too high, avoiding scalding accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 Schematic diagram of the electromagnetic induction lifting hot pot in the descending state in one embodiment of the present invention.

[0024] Figure 2 It is a schematic diagram of the rising state of the electromagnetic induction lifting hot pot in one embodiment of the present invention.

[0025] Figure 3 It is a cross-sectional view of the electromagnetic induction lifting hot pot in a descending state in one embodiment of the present invention.

[0026] Figure 4 for Figure 3 Enlarged view of the middle H section.

[0027] Figure 5 It is a schematic diagram of the rising state of the electromagnetic induction lifting hot pot in one embodiment of the present invention.

[0028] Figure 6 This is an exploded view of an electromagnetic induction lifting hot pot in one embodiment of the present invention.

[0029] Figure 7 It is a three-dimensional diagram of a lifting module in one embodiment of the present invention.

[0030] Figure 8 It is a top view of the lifting module in the descending state in one embodiment of the present invention.

[0031] Fig. 9 It is a top view of the lifting module in the rising state in one embodiment of the present invention.

[0032] Fig.10It is a schematic diagram of the partial structure of an electromagnetic induction lifting hot pot in one embodiment of the present invention.

[0033] Fig.11 This is an exploded view of the electromagnetic heating coil, the heat dissipation module and the high-voltage power supply coil in one embodiment of the present invention.

[0034] Fig.12 It is a schematic diagram of the partial structure of a hot pot shell in one embodiment of the present invention.

[0035] Fig.13 Schematic diagram of the structure of a driven lifting component in one embodiment of the present invention.

[0036] Fig.14 The schematic diagram of the circuit of the electromagnetic induction lifting hot pot in use according to one embodiment of the present invention.

[0037] Fig.15 It is a partial cross-sectional view of an electromagnetic induction multi-purpose dining table system in one embodiment of the present invention. DETAILED DESCRIPTION

[0038] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0039] First embodiment

[0040] See also Figure 1-Figure 14 The electromagnetic induction lifting hot pot involved in this embodiment includes a main control board 20, a filter container 1 and a lifting module for driving the filter container 1 to lift and lower. The lifting module is electrically connected to the main control board 20, and the main control board 20 effectively controls the lifting and lowering activities of the filter container 1 through the lifting module; the main control board 20, the filter container 1 and the lifting module are respectively arranged on the inner side of the hot pot shell 3; the electromagnetic induction lifting hot pot also includes a low-voltage power supply coil 17 that generates a low-voltage induced current using the principle of electromagnetic induction. The low-voltage power supply coil 17 is electrically connected to the main control board 20. When the low-voltage power supply coil 17 senses an electromagnetic field (the electromagnetic field in this embodiment originates from the electromagnetic cooker 22), it supplies the main control board 20 with the electric energy required to control the lifting module; during operation, according to the control command input by the user, the main control board 20 energizes the lifting module to control the operation of the lifting module. By setting a low-voltage power supply coil 17 to induce the electromagnetic field generated by the startup of the induction cooker and generate a low-voltage induced current, after the relevant circuit is turned on, the low-voltage induced current can be supplied to low-voltage loads such as the lifting module, the main control board 20, and the indicator light 21 (the indicator light 21 is electrically connected to the main control board 20), thereby realizing independent power supply; specifically, when the electromagnetic induction lifting hot pot is placed on the induction cooker 22, the low-voltage power supply coil 17 induces the electromagnetic field and generates a low-voltage induced current, which supplies the required electric energy to the lifting module, ensuring that the lifting module can work normally, so that the lifting hot pot can be used in conjunction with most induction cookers 22 on the market.

[0041] Furthermore, the lifting module includes an active lifting component 5, a driven lifting component 4 and a lifting power assembly. The active lifting component 5 is provided with a lifting inclined portion 501, and the driven lifting component 4 is provided on the lifting inclined portion 501; the lifting power assembly is electrically connected to the main control board 20, and the low-voltage power supply coil 17 supplies the required electric energy to the lifting power assembly. The power output end of the lifting power assembly is transmission-connected to the active lifting component 5 to drive the lifting inclined portion 501 to move (the lifting inclined portion 501 moves with the active lifting component 5); when the lifting inclined portion 501 moves, the driven lifting component 4 slides along the lifting inclined portion 501; when the driven lifting component 4 slides to the high position of the lifting inclined portion 501, the driven lifting component 4 lifts the filter container 1; when the driven lifting component 4 slides to the low position of the lifting inclined portion 501, the filter container 1 descends with the driven lifting component 4; thereby effectively controlling the filter container 1 to move up and down.

[0042] Furthermore, the active lifting component 5 in this embodiment is annular and rotatably arranged in the inner cavity of the hot pot shell 3; the lifting power assembly includes a lifting motor 9, a driving gear 10 and a driven rack 502 arranged on the active lifting component 5, and the driven rack 502 is arranged on the inner wall (or outer wall) of the annular active lifting component 5, and the driving gear 10 is connected to the motor shaft of the lifting motor 9, and the driving gear 10 is engaged with the driven rack 502, so that the lifting motor 9 is transmission-connected to the active lifting component 5; the lifting motor 9 is electrically connected to the main control board 20 to obtain electrical energy; when the lifting motor 9 is powered on, the driving gear 10 is linked with the driven rack 502, thereby driving the active lifting component 5 to rotate; the lifting inclined portion 501 rotates with the active lifting component 5, thereby driving the driven lifting component 4 to move up and down. The driven lifting component 4 is vertically slidably arranged on the inner side of the hot pot shell 3; specifically, a vertically extending lifting guide groove 301 is arranged on the inner side of the hot pot shell 3, and the driven lifting component 4 is at least partially slidably arranged in the lifting guide groove 301 to guide the vertical movement of the driven lifting component 4; in addition, an anti-slip rib 302 is arranged at the opening of the lifting guide groove 301, and an anti-slip groove 402 is arranged on the driven lifting component 4, and the anti-slip rib 302 is slidably inserted into the anti-slip groove 402 to prevent the driven lifting component 4 from loosening.

[0043] Furthermore, the lifting and lowering inclined portion 501 in this embodiment is an inclined and extending groove, and a lifting cam 401 is provided on one side wall of the driven lifting component 4, and the lifting cam 401 is slidably inserted on the lifting and lowering inclined portion 501; when the lifting and lowering inclined portion 501 rotates with the active lifting component 5, the lifting and lowering inclined portion 501 drives the driven lifting component 4 to lift and lower through the lifting cam 401; three lifting and lowering inclined portions 501 are evenly distributed in an annular manner around the active lifting component 5, and three driven lifting components 4 are provided with one-to-one correspondence to the lifting and lowering inclined portions 501.

[0044] Furthermore, the electromagnetic induction lifting hot pot also includes a first microswitch 11 and a second microswitch 12 (according to actual conditions, the first microswitch 11 and the second microswitch 12 can be set selectively), and the first microswitch 11 and the second microswitch 12 are respectively electrically connected to the main control board 20) to feedback an opening or closing signal to the main control board 20; a touch portion 503 is provided on the active lifting component 5, and the touch portion 503 of the present embodiment is an inner convex structure on the inner wall of the annular active lifting component 5 (or an outer convex structure on the outer wall), and the touch portion 503 rotates with the active lifting component 5, and the trigger portions on the first microswitch 11 and the second microswitch 12 are respectively on the activity track of the touch portion 503 When the touch part 503 touches the trigger part on the first microswitch 11, the driven lifting component 4 rises to the set high position, and the first microswitch 11 feeds back a closing signal to the main control board 20, and the main control board 20 controls the lifting motor 9 to stop according to the closing signal; when the touch part 503 touches the trigger part on the second microswitch 12, the driven lifting component 4 falls to the set low position, and the second microswitch 12 feeds back a closing signal to the main control board 20, and the main control board 20 controls the lifting motor 9 to stop according to the closing signal; the main control board 20 controls the lifting motor 9 to rotate forward and reverse to control the driven lifting component 4 to rise or fall. By setting the first microswitch 11 and the second microswitch 12, the lifting limit position can be effectively controlled to avoid excessive lifting.

[0045] Furthermore, the electromagnetic induction lifting hot pot also includes a high-voltage power supply coil 15 that generates a high-voltage induced current using the electromagnetic induction principle and an electromagnetic heating coil 8 that receives the high-voltage induced current to generate an induced magnetic field; the main control board 20 is electrically connected to the high-voltage power supply coil 15 and the electromagnetic heating coil 8, respectively, and the main control board 20 controls the on-off of the circuit between the high-voltage power supply coil 15 and the electromagnetic heating coil 8; the user inputs a heating instruction to the main control board 20, the main control board 20 conducts the circuit between the high-voltage power supply coil 15 and the electromagnetic heating coil 8, the electromagnetic heating coil 8 generates an induced magnetic field, and the hot pot inner pot 2 made of a magnetic conductive material heats up to achieve a heating effect. Specifically, when the electromagnetic induction lifting hot pot is placed on the electromagnetic cooker 22, the high-voltage power supply coil 15 induces an electromagnetic field and generates a high-voltage induced current, which supplies the required electrical energy to the electromagnetic heating coil 8, ensures that the electromagnetic heating coil 8 works normally, and the hot pot inner pot 2 made of a magnetic conductive material heats up.

[0046] Furthermore, the electromagnetic heating coil 8 is connected in parallel with a capacitor 19 for increasing the output power; the electromagnetic induction lifting hot pot also includes a third microswitch 13 connected in series with the capacitor 19; the trigger part on the third microswitch 13 is on the activity track of the touch part 503 to ensure that the trigger part on the third microswitch 13 can be touched; when the touch part 503 touches the trigger part on the third microswitch 13, the circuit where the capacitor 19 is located is turned on, the capacitor 19 works normally, the output power of the electromagnetic heating coil 8 is increased, and high-power heating is achieved. At this time, the filter container 1 is located at a set low position; when the touch part 503 is separated from the trigger part on the third microswitch 13, the circuit where the capacitor 19 is located is disconnected, the capacitor 19 does not work, the output power of the electromagnetic heating coil 8 is reduced, and low-power heating is achieved. At this time, the filter container 1 is located at a set high position.

[0047] Furthermore, the electromagnetic induction lifting hot pot also includes a heat dissipation module, which is arranged below the electromagnetic heating coil 8 and above the high-voltage power supply coil 15, that is, the heat dissipation module is located between the electromagnetic heating coil 8 and the high-voltage power supply coil 15, and the low-voltage power supply coil 17 in this embodiment is located below the high-voltage power supply coil 15, and they are staggered with each other up and down; the heat dissipation module includes a heat dissipation fan 6 and an air guide component 14; the heat dissipation fan 6 is electrically connected to the main control board 20 and is fixedly arranged on the air guide component 14, and the low-voltage power supply coil 17 supplies control heat to the main control board 20 when the electromagnetic field is sensed. The electric energy required by the hot air blower 6; the air guide component 14 is provided with a plurality of heat dissipation ducts 1401, the air inlet end of the heat dissipation blower 6 is connected to the air inlet 1601 at the bottom of the hot pot bottom shell 16 (the hot pot shell 3 and the hot pot bottom shell 16 are assembled together), the air inlet end of the heat dissipation duct 1401 is connected to the air outlet end of the heat dissipation blower 6, the top of the heat dissipation duct 1401 is open and connected to the chamber where the electromagnetic heating coil 8 is located, the bottom of the heat dissipation duct 1401 is open and connected to the chamber where the high-voltage power supply coil 15 is located, and the air outlet end of the heat dissipation duct 1401 is connected to the air outlet 1602 on the side of the hot pot bottom shell 16. This heat dissipation module can dissipate heat for the electromagnetic heating coil 8 and the high-voltage power supply coil 15 at the same time, effectively ensuring the normal operation of the electromagnetic heating coil 8 and the high-voltage power supply coil 15; and the heat dissipation module is arranged below the hot pot inner pot 2, so that a heat insulation barrier is formed between the hot pot inner pot 2 and the electromagnetic cooker 22, effectively preventing heat from being directly transferred to the electromagnetic cooker 22, causing its surface temperature to be too high and causing scalding accidents. In addition, the first micro switch 11 , the second micro switch 12 and the third micro switch 13 in this embodiment are respectively fixedly disposed on the air guide component 14 .

[0048] Furthermore, the electromagnetic induction lifting hot pot also includes a hot pot liner 2, which is detachably arranged in the hot pot shell 3, and a filter container 1 is detachably arranged in the hot pot liner 2. The filter container 1 is detachable relative to the hot pot shell 3, and the detachable filter container 1 and the hot pot liner 2 are convenient for disassembly and washing. Specifically, a lifting flange 101 is provided at the top opening edge of the filter container 1, and the lifting flange 101 corresponds to the top opening edge of the hot pot shell 3 up and down. When the driven lifting component 4 rises, it protrudes from the top opening edge of the hot pot shell 3 to lift the filter container 1 through the lifting flange 101.

[0049] Furthermore, the electromagnetic induction lifting hot pot also includes a thermostat 18 for detecting the temperature of the hot pot inner pot 2. The thermostat 18 is arranged at the bottom of the inner cavity of the hot pot shell 3, and the thermostat 18 is connected in series with the electromagnetic heating coil 8; when the hot pot inner pot 2 is dry-burned and overheated, the thermostat 18 disconnects the circuit where the electromagnetic heating coil 8 is located to prevent the electromagnetic heating coil 8 from continuing to work and heat.

[0050] See also Fig.14 and Fig.15 The present embodiment relates to an electromagnetic induction multi-purpose dining table system, including an electromagnetic cooker 22 hidden (concealed) on a table body 24, wherein an electromagnetic coil module 23 is arranged inside the electromagnetic cooker 22; the electromagnetic induction multi-purpose dining table system also includes the above-mentioned electromagnetic induction lifting hot pot A; when in use, the electromagnetic induction lifting hot pot A is placed on the top surface of the table body 24 and above the electromagnetic cooker 22, and the low-voltage power supply coil 17 and the high-voltage power supply coil 15 are respectively close to the electromagnetic coil module 23 to induce the electromagnetic field generated by the electromagnetic coil module 23 being energized, thereby generating a low-voltage induced current and a high-voltage induced current to supply the corresponding load.

[0051] Second embodiment

[0052] The electromagnetic induction lifting hot pot involved in this embodiment is different from the first embodiment in that: the electromagnetic induction lifting hot pot also includes a high-voltage power supply coil 15 and a heating body (including a heating tube, a heating film, etc.) that generate a high-voltage induced current using the electromagnetic induction principle; the main control board 20 is electrically connected to the high-voltage power supply coil 15 and the heating body, respectively, and the main control board 20 controls the on-off of the circuit between the high-voltage power supply coil 15 and the heating body. This embodiment directly heats through the heating body, and the hot pot liner 2 can be made of any high-temperature resistant material.

[0053] Other differences not described are basically the same as those of the first embodiment and will not be analyzed and described in detail here.

[0054] The above is a preferred embodiment of the present invention, which shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for illustrating the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention, and these changes and improvements fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. An electromagnetic induction lifting hot pot, comprising a main control board (20), a filter container (1) and a lifting module for driving the filter container (1) to lift, the lifting module being electrically connected to the main control board (20); the main control board (20), the filter container (1) and the lifting module being arranged on a hot pot housing (3); and further comprising a low-voltage power supply coil (17) for generating a low-voltage induced current by utilizing the electromagnetic induction principle, the low-voltage power supply coil (17) being electrically connected to the main control board (20), and supplying the main control board (20) with electric energy required for controlling the lifting module when the low-voltage power supply coil (17) senses an electromagnetic field; Features: The lifting module comprises an active lifting component (5), a passive lifting component (4) and a lifting power assembly, wherein the active lifting component (5) is provided with a lifting inclined portion (501), and the passive lifting component (4) is provided on the lifting inclined portion (501); the lifting power assembly is electrically connected to the main control board (20), and a power output end of the lifting power assembly is transmission-connected to the active lifting component (5) to drive the lifting inclined portion (501) to move; when the lifting inclined portion (501) moves, the passive lifting component (4) slides along the lifting inclined portion (501); when the passive lifting component (4) slides toward a high position of the lifting inclined portion (501), the passive lifting component (4) lifts the filter container (1); when the passive lifting component (4) slides toward a low position of the lifting inclined portion (501), the filter container (1) descends along with the passive lifting component (4); The active lifting component (5) is rotatably arranged on the hot pot shell (3); the lifting power assembly comprises a lifting motor (9), the lifting motor (9) is connected to the active lifting component (5) in a transmission manner to drive the active lifting component (5) to rotate; the lifting tilting portion (501) rotates with the active lifting component (5); the driven lifting component (4) is vertically slidably arranged on the hot pot shell (3); The lifting inclined portion (501) is an inclined extending groove, and the driven lifting component (4) is provided with a lifting convex shaft (401), and the lifting convex shaft (401) is slidably inserted on the lifting inclined portion (501); A vertically extending lifting guide groove (301) is provided inside the hot pot shell (3), and the driven lifting component (4) is at least partially slidably arranged in the lifting guide groove (301); an anti-slip convex rib (302) is provided at the opening of the lifting guide groove (301), and an anti-slip groove (402) is provided on the driven lifting component (4), and the anti-slip convex rib (302) is slidably inserted into the anti-slip groove (402).

2. The electromagnetic induction lifting hot pot according to claim 1, characterized in that: The invention also comprises a first micro switch (11) and / or a second micro switch (12), wherein the first micro switch (11) and / or the second micro switch (12) are electrically connected to the main control board (20) so as to feed back an opening or closing signal to the main control board; a touch portion (503) is arranged on the active lifting component (5), and the touch portion (503) moves along with the active lifting component (5); a trigger portion on the first micro switch (11) and / or the second micro switch (12) is on a moving track of the touch portion (503) so as to touch the trigger portion on the first micro switch (11) and / or the second micro switch (12); when the touch portion (503) touches the trigger portion on the first micro switch (11), the driven lifting component (4) rises to a set high position; when the touch portion (503) touches the trigger portion on the second micro switch (12), the driven lifting component (4) descends to a set low position.

3. The electromagnetic induction lifting hot pot according to claim 1, characterized in that: It also includes a high-voltage power supply coil (15) that generates a high-voltage induced current using the principle of electromagnetic induction, and an electromagnetic heating coil (8) that receives the high-voltage induced current to generate an induced magnetic field; the main control board (20) is electrically connected to the high-voltage power supply coil (15) and the electromagnetic heating coil (8), respectively, and the main control board (20) controls the on / off of the circuit between the high-voltage power supply coil (15) and the electromagnetic heating coil (8); or, It also includes a high-voltage power supply coil (15) and a heating body that generate a high-voltage induced current using the principle of electromagnetic induction; the main control board (20) is electrically connected to the high-voltage power supply coil (15) and the heating body, respectively, and the main control board (20) controls the on / off of the circuit between the high-voltage power supply coil (15) and the heating body.

4. The electromagnetic induction lifting hot pot according to claim 3, characterized in that: The electromagnetic heating coil (8) or the heating body is connected in parallel with a capacitor (19) for increasing the output power; the electromagnetic induction lifting hot pot also includes a third micro switch (13) connected in series with the capacitor (19); a touch portion (503) is provided on the active lifting component (5), the touch portion (503) moves with the active lifting component (5), and the trigger portion on the third micro switch (13) is on the moving track of the touch portion (503) to touch the trigger portion on the third micro switch (13); when the touch portion (503) touches the trigger portion on the third micro switch (13), the circuit where the capacitor (19) is located is turned on; when the touch portion (503) is separated from the trigger portion on the third micro switch (13), the circuit where the capacitor (19) is located is turned off.

5. The electromagnetic induction lifting hot pot according to claim 3, characterized in that: The invention also comprises a heat dissipation module, the heat dissipation module being arranged below the electromagnetic heating coil (8) or the heating body and above the high-voltage power supply coil (15); the heat dissipation module comprising a heat dissipation fan (6) and an air guide component (14); the heat dissipation fan (6) being electrically connected to the main control board (20); the low-voltage power supply coil (17) supplying the main control board (20) with electric energy required for controlling the heat dissipation fan (6) when an electromagnetic field is induced; and a heat dissipation duct (1401) being arranged on the air guide component (14); the heat dissipation duct (1401) being connected to the heat dissipation fan (6) and the chambers where the electromagnetic heating coil (8) and the high-voltage power supply coil (15) are located, respectively.

6. The electromagnetic induction lifting hot pot according to claim 3, characterized in that: It also includes a hot pot liner (2) and a temperature controller (18) for detecting the temperature of the hot pot liner (2); the hot pot liner (2) is detachably arranged on the hot pot shell (3); the filter container (1) is detachably arranged on the hot pot liner (2); the filter container (1) is detachable relative to the hot pot shell (3); and the temperature controller (18) is connected in series with the electromagnetic heating coil (8).

7. An electromagnetic induction multi-purpose dining table system, comprising an electromagnetic cooker (22) arranged on a table body (24), wherein an electromagnetic coil module (23) is arranged on the electromagnetic cooker (22); characterized in that: It also includes the electromagnetic induction lifting hot pot (A) as described in any one of claims 1 to 6, wherein the electromagnetic induction lifting hot pot (A) is located above the electromagnetic cooker (22), and the low-voltage power supply coil (17) is close to the electromagnetic coil module (23) to sense the electromagnetic field generated by the electromagnetic coil module (23) being energized.

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