CN211186834U - Pot cover and cooking utensil - Google Patents

Abstract

The utility model provides a pot cover and cooking utensil. Wherein, pot cover for cooking utensil includes: a cover body; and the light-emitting device is arranged on the cover body and comprises a plurality of light-emitting elements, and at least two light-emitting elements in the plurality of light-emitting elements have different light-emitting colors. The light-emitting device of the utility model is arranged on the cover body, so that the pot cover of the cooking utensil has a display function, and therefore, a user can visually observe the working state of the cooking utensil in the cooking process through the light-emitting device on the cover body; furthermore, the light-emitting device has a display combination of multiple light-emitting colors, and when the cooking appliance works, the working states in the cooking appliance are different, so that different working states of the cooking appliance can be represented by displaying different light-emitting colors through the light-emitting device, a user can more intuitively perceive the working states of the cooking appliance and the cooking state of a cooking object according to the light-emitting colors of the light-emitting elements, and the cooking appliance can be accurately controlled.

Description

Pot cover and cooking utensil

Technical Field

The utility model relates to a cooking utensil technical field particularly, relates to a pot cover and cooking utensil.

Background

At present, the electric pressure cooker is widely used, in the related technology, a light display device of the pressure cooker is arranged on a cooker body, the structure has the defect of non-visual display, and the light display device has single light emitting color and cannot display the working state of the electric pressure cooker in the whole cooking process.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

Therefore, the utility model discloses a first aspect provides a pot cover.

A second aspect of the present invention provides a cooking appliance.

In view of this, the first aspect of the present invention provides a pot cover for a cooking appliance, including: a cover body; and the light-emitting device is arranged on the cover body and comprises a plurality of light-emitting elements, and at least two light-emitting elements in the plurality of light-emitting elements have different light-emitting colors.

The utility model provides a pair of pot cover includes lid and illuminator. The light-emitting device is arranged on the cover body, namely, the pot cover of the cooking appliance has a display function, so that a user can visually observe the working state of the cooking appliance in the cooking process through the light-emitting device on the cover body. The structure meets the use requirement of intuition observed by a user, and improves the use performance of the product and the visibility of appearance display.

Further, the light-emitting device includes a plurality of light-emitting elements, and at least two of the plurality of light-emitting elements have different emission colors, that is, the light-emitting device has a display combination of a plurality of emission colors. Because cooking utensil during operation, the operating condition in the cooking utensil is different, so, accessible light emitting device shows different luminescent color and shows cooking utensil's different operating condition for the user can perceive cooking utensil's operating condition, the culinary art state of conditioning the thing according to the luminescent color of a plurality of light emitting component more directly perceivedly, and then can carry out accurate control to cooking utensil.

According to the utility model discloses foretell pot cover can also have following additional technical characterstic:

in the above technical solution, preferably, the pot cover further includes a first radio connection device electrically connected to the light emitting device, and the first radio connection device is adapted to be wirelessly connected to a second radio connection device on the pot body of the cooking appliance, so as to supply power to the light emitting device and enable the pot body to control a state of the light emitting element, where the state of the light emitting element includes any one or more of light emission, extinction and flicker.

In the technical scheme, the first radio connecting device is electrically connected with the light-emitting device through arrangement, so that the first radio connecting device can be wirelessly connected with the second radio connecting device on the pot body of the cooking appliance, and the purposes that the pot body supplies power to the light-emitting device and controls the state of the light-emitting element are achieved. The structure arrangement realizes wireless communication between the second wireless connection device and the light-emitting device through the first wireless connection device, so that the communication between the light-emitting device and the second wireless connection device is not limited by the assembly structure of the pot cover and the pot body, and the purpose that the pot body supplies power to the light-emitting device and controls the state of the light-emitting element can be realized no matter the pot cover and the pot body are in a split assembly structure or the pot cover and the pot body are rotationally connected. That is to say, this structural setting has promoted the use adaptability of product, can satisfy the diversified user demand of user.

Furthermore, the state of the light-emitting element comprises any one or more of light emission, light extinction and flicker, the state of the light-emitting element and the light-emitting color of the light-emitting element can be combined to form a plurality of display states of the light-emitting device, and one display state can correspond to one working state of the cooking appliance, so that the working state of the cooking appliance can be displayed in a detailed manner, and a user can fully know the working state of the cooking appliance.

In any of the above technical solutions, preferably, the first radio connection device includes: the light-emitting device is electrically connected with the receiving plate; and the receiving coil is electrically connected with the receiving plate, is positioned between the receiving plate and the bottom of the cover body, and is wirelessly coupled with the second wireless electric connection device of the pot body for power supply and communication.

In this solution, the first radio connection device comprises a receiving board and a receiving coil. Wherein, the receiving plate is electrically connected with the light-emitting device and the receiving coil, and the receiving coil and the second wireless electric connection device of the pot body carry out wireless coupling power supply and communication. That is, the receiving plate and the receiving coil cooperate to generate an induced voltage according to the alternating magnetic field around the pot cover, and the induced voltage is supplied to the light emitting device, so that the plurality of light emitting elements of the light emitting device emit light, are extinguished and flicker.

Furthermore, the receiving coil is positioned between the receiving plate and the bottom of the cover body, namely, the receiving coil is closer to the bottom of the cover body relative to the receiving plate, so that the range of the alternating magnetic field covering the receiving coil is enlarged, and the stability and the reliability of the generated induction voltage can be further ensured.

In any of the above technical solutions, preferably, the pot cover further includes: the light guide device is positioned in the cover body, the cover body is provided with a through hole, the light guide device is covered on the light-emitting device, and at least one part of the light guide device is arranged in the through hole.

In the technical scheme, the light guide device is arranged, so that the light guide device is covered on the light-emitting device, at least one part of the light guide device is arranged in the through hole, the light guide device has the functions of guiding and converging the light emitted by the light-emitting element, and further the light generated by the light-emitting element can be emitted out of the through hole in the cover body through the light guide device along the preset path, so that the brightness and the color identification degree displayed by the light-emitting device can be ensured.

In any one of the above aspects, preferably, the light guide device includes a light-transmitting portion and a main portion connected to the light-transmitting portion, the main portion is configured to fix the light-emitting element, and at least a part of the light-transmitting portion is disposed in the through hole; wherein, the light emitted by the light emitting element is emitted out of the cooker cover through the through hole through the light transmission part.

In this technical solution, the light guide device is provided with a light-transmitting portion and a main body portion connected to the light-transmitting portion, the light-emitting element can be fixed by the main body portion, and at least a part of the light-transmitting portion is disposed in the through hole, that is, the light-emitting element can be fixed in all directions and at multiple angles by the main body portion and the cover body being engaged, so as to ensure the reliability and stability of the assembly of the light guide device and the light-emitting element. Meanwhile, the main body part is used for fixing the light-emitting element, namely, the arrangement position of the light-transmitting part relative to the main body part is fixed, so that the assembly size of the light-emitting element relative to the light-transmitting part can be ensured, the projection path of light rays emitted by the light-emitting element relative to the light-transmitting part can be ensured, and the controllability that the light emitted by the light-emitting element passes through the light-transmitting part and is emitted out of the pot cover from the through hole can be.

In any one of the above aspects, preferably, the light-transmitting portion protrudes from the surface of the main body portion.

In the technical scheme, the light-transmitting part protrudes out of the body part from the surface of the body part, and when the cover body, the light guide device and the light-emitting device are assembled, the joint of the light-transmitting part and the body part is abutted against the rib plate in the cover body so as to limit the arrangement position of the light guide device relative to the through hole, and further ensure that at least one part of the light-transmitting part is arranged in the through hole.

In any of the above technical solutions, preferably, a groove is formed on a surface of the body portion facing the light emitting device, the light emitting device is a light emitting lamp, and an upper end of the light emitting lamp is inserted into the groove.

In this technical scheme, this somatic part is equipped with the recess towards illuminator's one side, and the upper end of luminescent light is pegged graft in the recess, promptly, the recess is used for fixed light emitting component, and the assembly structure of recess and luminescent light has increased area of contact, contact angle and the contact dimension of this somatic part with the luminescent light, and then is favorable to promoting this somatic part and illuminator's assembly stability and reliability.

In any of the above technical solutions, preferably, a positioning protrusion is disposed on a surface of the body portion facing the through hole, and a positioning groove is disposed on the lid, and the positioning protrusion is inserted into the positioning groove.

In the technical scheme, the positioning lug is arranged on the body part and the positioning groove is arranged on the pot cover, so that the positioning lug is inserted into the positioning groove, and the body part is stably and firmly fixed on the pot cover.

In any of the above technical solutions, preferably, the pot cover further includes: and the light-gathering layer is coated on other outer surfaces of the body part, which do not face the through hole.

In this technical scheme, through setting up the spotlight layer for the spotlight layer cladding is on other surfaces of this somatic part's non-orientation through-hole, and then can play the effect that light that sends light emitting component carries out the convergence, so that light gathers together up and jets out up, and then is favorable to reducing the energy consumption of product when guaranteeing light emitting device's display effect, so, is favorable to reducing cooking utensil's energy consumption, and then can promote the performance of product.

In any of the above embodiments, the light-transmitting portion is preferably an acrylic plate or a transparent PC (polycarbonate) plate.

In this embodiment, the light-transmitting portion is an acrylic plate or a transparent PC plate, and thus has a function of mixing light. For example, when two or more light emitting elements emit light simultaneously, the light transmission part can mix the light rays of multiple colors, so as to obtain a new color, and the new color of the light can correspondingly display the working state of the cooking utensil. This structure sets up the luminous colour that has richened light emitting device, so, can carry out the demonstration of refinements with cooking utensil's operating condition for different luminous colours correspond different operating condition, and then can make the user fully know cooking utensil's operating condition. That is to say, the structure is beneficial to reducing the investment of the light-emitting element under the condition of ensuring the light-emitting color of the light-emitting device, and further reducing the production cost and the energy consumption of the product.

In any of the above technical solutions, preferably, the top of the lid body is provided with an accommodating groove with an upward opening, the opening of the accommodating groove is surrounded by a through hole, and the surface cover of the pot cover is arranged at the through hole; the sub-shell of the pot cover is positioned in the accommodating groove, the sub-shell is formed into a cavity with an upward opening, and the light-emitting device is positioned in the cavity.

In this technical scheme, set up the holding tank that the opening faces upwards through the top at the lid to make the sub-shell of pot cover be located the holding tank, and then the through-hole department that the opening of locating the holding tank encloses through the face lid of pot cover, the holding tank is injectd the space of placing the sub-shell, and the holding tank cooperatees with the face lid and can play the guard action to the sub-shell and be located illuminator and the first radio connection device of sub-shell. Meanwhile, the arrangement position of the sub-shell on the cover body is limited by the structure, so that the situation that the sub-shell, the light-emitting device and the first radio connection device are exposed out of the cover body can be avoided, the smoothness of lines on the top of the pot cover can be ensured, and the attractiveness and smoothness of the appearance of a product can be improved.

In any of the above technical solutions, preferably, the pot cover further includes: the sealing part is used for sealing and fixing the first radio connecting device and the light-emitting device of the pot cover in the cavity; wherein, a part of the light emitting element protrudes from the top surface of the sealing part.

In this technical scheme, through setting up the sealing, utilize the sealing to be fixed in the cavity with first radio connection device and light emitting device encapsulation, the sealing can play sealed waterproof, dampproofing, the effect of preventing steam, and then can prolong first radio connection device and light emitting device's life, is favorable to reducing the use cost of product.

Furthermore, a part of the light-emitting element protrudes out of the top surface of the sealing part, so that a part of the light-emitting element is not covered by the sealing part, and the display effect can be further ensured.

A second aspect of the present invention provides a cooking appliance, including: the pot cover according to any one of the first aspect.

The utility model provides a cooking utensil, because of include like arbitrary technical scheme in the first aspect the pot cover, consequently have the whole beneficial effect of above-mentioned pot cover, do not state one by one here.

In any of the above technical solutions, preferably, the cooking appliance further includes: the pot cover is detachably arranged at the opening end of the pot body; the second wireless electric connection device is arranged on the pot body and used for generating an alternating magnetic field when the pot is electrified and heated, and the first wireless electric connection device of the pot cover generates induction voltage according to the alternating magnetic field so as to supply power to the light-emitting device.

In this technical scheme, cooking utensil still includes the pot body and second radio connection device, because pot cover detachably sets up in the open end of the pot body, promptly, the pot body is split type assembly structure with the pot cover, and first radio connection device cooperatees with the first radio connection device of second radio connection device accessible in order to realize carrying out the effect of supplying power to illuminator.

In any of the above technical solutions, preferably, the second radio connection device includes: a launch plate; and the transmitting coil is electrically connected with the transmitting plate.

In this aspect, the second radio connection device includes: a transmitting plate and a transmitting coil. The transmitting coil is electrically connected with the transmitting plate, the transmitting coil is matched with the transmitting plate to generate an alternating magnetic field when the cooking utensil is electrified and heated, and therefore a previous condition is provided for the first radio connecting device to generate induction voltage according to the alternating magnetic field.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic structural diagram of a cooking appliance according to an embodiment of the present invention;

FIG. 2 shows a close-up view of the embodiment of FIG. 1 at A;

fig. 3 shows a schematic structural diagram of a pot lid according to an embodiment of the present invention;

figure 4 shows a cross-sectional view of a pot cover of an embodiment of the invention;

FIG. 5 shows a close-up view of the embodiment of FIG. 4 at B;

fig. 6 shows a schematic structural diagram of a light-emitting element, a first radio connection device, a light guide device and a sub-housing according to an embodiment of the present invention;

FIG. 7 is an exploded view of the light emitting device, the first radio connection device, the light guide device and the sub-housing of the embodiment shown in FIG. 6;

fig. 8 shows a cross-sectional view of a light emitting element, a first radio connection device, a light guiding device and a sub-housing of an embodiment of the invention;

fig. 9 is a schematic structural view of a light guide device according to an embodiment of the present invention;

fig. 10 shows a cross-sectional view of a light guide device according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 10 is:

1 pot cover, 10 cover bodies, 202 light-emitting elements, 30 first radio connection devices, 302 receiving plates, 304 receiving coils, 40 light guide devices, 402 light transmission parts, 404 body parts, 406 grooves, 408 positioning lugs, 50 light-gathering layers, 60 covers, 70 subshells, 80 through holes, 90 positioning grooves, 2 cooking utensils, 3 pot bodies and 32 transmitting coils.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The pot lid 1 and the cooking appliance 2 according to some embodiments of the present invention are described below with reference to fig. 1 to 10.

As shown in fig. 1 to 8, an embodiment of the first aspect of the present invention provides a pot cover 1, including: a cover 10 and a light emitting device.

The light-emitting device disposed on the cover 10 includes a plurality of light-emitting elements 202, and at least two light-emitting elements 202 in the plurality of light-emitting elements 202 have different light-emitting colors.

In detail, the cover 1 of the cooking utensil 2 has a display function by arranging the light emitting device on the cover 10, so that a user can visually observe the working state of the cooking utensil 2 during cooking through the light emitting device on the cover 10. The structure meets the use requirement of intuition observed by a user, and improves the use performance of the product and the visibility of appearance display.

Further, the light-emitting device includes a plurality of light-emitting elements 202, and at least two light-emitting elements 202 in the plurality of light-emitting elements 202 have different emission colors, that is, the light-emitting device has a display combination of a plurality of emission colors. Since the operating states of the cooking appliance 2 are different when the cooking appliance 2 is operated, different operating states of the cooking appliance 2 can be indicated by displaying different light emitting colors through the light emitting device, so that a user can more intuitively perceive the operating states of the cooking appliance 2 and the cooking states of the cooking objects according to the light emitting colors of the plurality of light emitting elements 202, and further, the cooking appliance 2 can be accurately controlled.

In detail, the number of the light emitting elements 202 is three, and the three light emitting elements 202 are a green light, a yellow light, and a red light, respectively. When the pot cover 1 is not covered to the designated position of the pot body 3, the green light is on; when the pot cover 1 is closed to the designated position of the pot body 3, the yellow light is on; when pressure is present in the pot of the cooking appliance 2, the red light is on. Different operating states of the cooking appliance 2 can be indicated by the light emitting means displaying different light emitting colors.

Example 1:

as shown in fig. 5 and 7, in an embodiment of the present invention, the pot cover 1 includes: the cover 10, the light-emitting device and the first radio connection device 30, the light-emitting device includes a plurality of light-emitting elements 202, at least two light-emitting elements 202 in the plurality of light-emitting elements 202 have different light-emitting colors, wherein the first radio connection device 30 is electrically connected with the light-emitting device, and the first radio connection device 30 is adapted to be wirelessly connected with a second radio connection device on the pot body 3 of the cooking utensil 2, so as to supply power to the light-emitting device and enable the pot body 3 to control the state of the light-emitting elements 202, and the state of the light-emitting elements 202 includes any one or more of light-emitting, light-off and flickering.

In detail, the first wireless connection device 30 is electrically connected to the light emitting device through the arrangement, so that the first wireless connection device 30 can be wirelessly connected to the second wireless connection device on the pot body 3 of the cooking utensil 2, and the purpose that the pot body 3 supplies power to the light emitting device and controls the state of the light emitting element 202 is achieved. This structure setting has realized the wireless communication between second radio connection device and the light emitting device through first radio connection device 30, like this for communication between light emitting device and the second radio connection device is not subject to the assembly structure of pot cover 1 and pot body 3, no matter pot cover 1 is split type assembly structure with pot body 3 or pot cover 1 rotates with pot body 3 to be connected, all can realize the purpose that pot body 3 supplied power and controlled light emitting element 202's state for light emitting device. That is to say, this structural setting has promoted the use adaptability of product, can satisfy the diversified user demand of user.

Specifically, the number of the plurality of light emitting elements 202 is two, and the two light emitting elements 202 are a green light and a yellow light, respectively. When the pot cover 1 is not closed to the designated position of the pot body 3, the green light flickers; when the pot cover 1 is closed to the designated position of the pot body 3, the yellow lamp is on; when pressure is present in the pot of the cooking utensil 2, the yellow lamp is on for a long time. As can be seen, the state of the light emitting element 202 is combined with the emission color of the light emitting element 202 to form a plurality of display states of the light emitting device. The structure is arranged under the condition of ensuring multiple display states of the light-emitting device, so that the investment of the light-emitting element 202 is reduced, the production cost and the energy consumption are reduced, and the service performance of the product is further improved.

Example 2:

as shown in fig. 7 and 8, in an embodiment of the present invention, the pot cover 1 includes: the cover 10, the light emitting device and the first radio connecting device 30, the light emitting device is disposed on the cover 10, the light emitting device includes a plurality of light emitting elements 202, at least two light emitting elements 202 in the plurality of light emitting elements 202 have different light emitting colors, the first radio connecting device 30 includes a receiving board 302 and a receiving coil 304, wherein the receiving board 302 is electrically connected to the light emitting device and the receiving coil 304, the receiving coil 304 is located between the receiving board 302 and the bottom of the cover 10, and the receiving coil 304 is wirelessly coupled to the second radio connecting device of the pot 3 for power supply and communication.

In detail, when the cooking appliance 2 is in operation, the second radio connection device generates an alternating electromagnetic field. The receiving coil 304 is added in the electromagnetic field radiation range, and according to the electromagnetic induction principle, the receiving coil 304 can generate an induced voltage, and after rectification and filtering by, for example, a voltage stabilizing module, a stable voltage is generated and supplied to the receiving board 302 and the light-emitting device, so that the plurality of light-emitting elements 202 of the light-emitting device emit light, extinguish and flash.

In detail, the receiving coil 304 is located between the receiving plate 302 and the bottom of the cover 10, that is, the receiving coil 304 is closer to the bottom of the cover 10 than the receiving plate 302, so that the range of the alternating magnetic field covering the receiving coil 304 is increased, and the stability and reliability of the generated induced voltage can be ensured.

Example 3:

as shown in fig. 1 and 2, in an embodiment of the present invention, a pot cover 1 includes: the light-emitting device is disposed on the cover 10 and includes a plurality of light-emitting elements 202, at least two of the plurality of light-emitting elements 202 have different light-emitting colors, the first radio connection device 30 includes a receiving board 302 and a receiving coil 304, wherein the light-guiding device 40 is disposed in the cover 10, a through hole 80 is disposed on the cover 10, the light-guiding device 40 covers the light-emitting device, and at least a portion of the light-guiding device 40 is disposed in the through hole 80.

In detail, the light guide device 40 is covered on the light emitting device by the arrangement, and at least a part of the light guide device 40 is disposed in the through hole 80, the light guide device 40 has guiding and converging functions on the light emitted by the light emitting element 202, so that the light generated by the light emitting element 202 can be emitted from the through hole 80 of the cover 10 through the light guide device 40 along a preset path, and thus, the brightness and the color identification degree displayed by the light emitting device can be ensured.

Specifically, since the light guide device 40 covers the light emitting device, the contact area between the light guide device 40 and the light emitting device is increased, and the light converging effect of the light guide device 40 is enhanced.

Example 4:

as shown in fig. 2, 9 and 10, in an embodiment of the present invention, the pot cover 1 includes: the cover 10, the light emitting device, the first radio connection device 30 and the light guide device 40, the light emitting device is disposed on the cover 10, the light emitting device includes a plurality of light emitting elements 202, at least two light emitting elements 202 in the plurality of light emitting elements 202 have different light emitting colors, the first radio connection device 30 includes a receiving board 302 and a receiving coil 304, wherein the light guide device 40 includes a light-transmitting portion 402 and a main body portion 404 connected to the light-transmitting portion 402, the main body portion 404 is used for fixing the light emitting elements 202, at least a portion of the light-transmitting portion 402 is disposed in the through hole 80, and light emitted by the light emitting elements 202 is emitted out of the pot cover 1 through the light-transmitting portion 402 and the through.

In detail, the body portion 404 is used to fix the light emitting elements 202, and one body portion 404 may fix one or more light emitting elements 202. For example, one body portion 404 is fixed with a green light, and the other body portion 404 is fixed with a yellow light, so that the assembly position of the green light relative to the yellow light can be ensured, and further the positions of the light emitted by the green light and the yellow light relative to the light-transmitting portion 402 can be ensured, and the display effect of the light-emitting device can be ensured; for another example, one body 404 is fixed with a plurality of green lamps, and the other body 404 is fixed with a yellow lamp, so that one or more of the green lamps can emit light according to the actual use condition, and when the green lamps emit light simultaneously, the intensity of the green light is higher, so the purpose of adjusting the light intensity can be achieved by adjusting the light emitting quantity of the green lamps; it is also possible that one body portion 404 holds a plurality of green lamps and the other body portion 404 holds a plurality of yellow lamps. This is not an example.

In summary, the assembly structure of the light-transmitting portion 402 and the main body portion 404 fixes the installation position of the light-transmitting portion 402 relative to the main body portion 404 and fixes the installation position of the light-transmitting portion 402 relative to the through hole 80, so that the assembly size of the light-emitting element 202 relative to the light-transmitting portion 402 can be ensured, the projection path of the light emitted by the light-emitting element 202 relative to the light-transmitting portion 402 can be ensured, and the controllability of the light emitted by the light-emitting element passing through the light-transmitting portion 402 and exiting the pot cover 1 from the through hole 80 can be ensured.

Alternatively, as shown in fig. 9 and 10, the light-transmitting portion 402 protrudes from the surface of the body portion 404 to the body portion 404. The light-transmitting portion protrudes from the surface of the main body portion 404 to the main body portion 404, and when the cover body 10, the light guide device 40, and the light emitting device are assembled, the connection portion of the light-transmitting portion 402 and the main body portion 404 is in contact with a rib in the cover body 10, so as to limit the installation position of the light guide device 40 relative to the through hole 80, and further ensure that at least a part of the light-transmitting portion 402 is installed in the through hole 80.

Alternatively, as shown in fig. 8 and 10, a groove 406 is formed on a surface of the body 404 facing the light emitting device, the light emitting device is a light emitting lamp, and an upper end of the light emitting lamp is inserted into the groove 406. The main body 404 is provided with a groove 406 on one side facing the light emitting device, and the upper end of the light emitting lamp is inserted into the groove 406, that is, the groove 406 is used for fixing the light emitting element 202, and the assembling structure of the groove 406 and the light emitting lamp increases the contact area, the contact angle and the contact dimension of the main body 404 and the light emitting lamp, thereby being beneficial to improving the assembling stability and reliability of the main body 404 and the light emitting device.

Alternatively, as shown in fig. 5 to 10, a positioning protrusion 408 is disposed on a surface of the body portion 404 facing the through hole 80, a positioning groove 90 is disposed on the lid 1, and the positioning protrusion 408 is inserted into the positioning groove 90. By providing the positioning protrusion 408 on the body portion 404 and the positioning groove 90 on the pot cover 1, the positioning protrusion 408 is inserted into the positioning groove 90, so that the body portion 404 is stably and firmly fixed on the pot cover 1.

Example 5:

as shown in fig. 10, in an embodiment of the present invention, a pot cover 1 includes: the light-emitting device is disposed on the cover 10 and includes a plurality of light-emitting elements 202, at least two light-emitting elements 202 of the plurality of light-emitting elements 202 have different light-emitting colors, the first radio connection device 30 includes a receiving plate 302 and a receiving coil 304, the light-guiding device 40 includes a light-transmitting portion 402 and a main body portion 404 connected to the light-transmitting portion 402, and the light-condensing layer 50 covers the other outer surfaces of the main body portion 404 that are not facing the through hole 80.

In detail, the light-condensing layer 50 is a tin foil layer. The body portion 404 is provided with a recess 406, and a portion of the light emitting element 202 is plugged into the recess 406, i.e., the recess 406 is used for fixing the light emitting element 202. The tin foil layer covers the other outer surfaces of the body part 404, which are not facing the through hole 80, so that the light emitted by the light-emitting element 202 is converged under the condition of reducing the input cost, the light is gathered upwards and emitted, the display effect of the light-emitting device is ensured, the energy consumption of the product is reduced, and the use performance of the product can be improved.

Specifically, the light-transmitting portion 402 is an acrylic plate or a transparent PC plate. For example, when the green light and the yellow light are simultaneously turned on, a new light color can be mixed through the light transmission portion 402, and the new light color can be used to correspondingly display an operating state of the cooking appliance 2. This structure sets up the luminous colour that has richened light emitting device, so, can carry out the demonstration of refinements with cooking utensil 2's operating condition for different luminous colours correspond different operating condition, and then can make the user fully understand cooking utensil 2's operating condition. That is, the structure is advantageous for reducing the investment of the light emitting element 202 under the condition of ensuring the light emitting color of the light emitting device, and further reducing the production cost and the energy consumption of the product.

Example 6:

as shown in fig. 5 and 7, in an embodiment of the present invention, the pot cover 1 includes: the cover body 10, the light emitting device, the first radio connection device 30, the light guide device 40 and the light condensing layer 50, the light emitting device is disposed on the cover body 10, the light emitting device includes a plurality of light emitting elements 202, at least two light emitting elements 202 in the plurality of light emitting elements 202 have different light emitting colors, the first radio connection device 30 includes a receiving plate 302 and a receiving coil 304, the light guide device 40 includes a light transmitting portion 402 and a main body portion 404 connected to the light transmitting portion 402, wherein an accommodating groove with an upward opening is disposed at the top of the cover body 10, the opening of the accommodating groove surrounds a through hole 80, the face cover 60 of the pot cover 1 covers the through hole 80, the sub-shell 70 of the pot cover 1 is disposed in the accommodating groove, the sub-shell 70 is configured as a cavity with an upward opening.

In detail, the top of the lid 10 is provided with an accommodating groove with an upward opening, and the sub-shell 70 of the pot cover 1 is located in the accommodating groove, and then the surface cover 60 of the pot cover 1 covers the through hole 80 defined by the opening of the accommodating groove, the accommodating groove defines a space for placing the sub-shell 70, and the accommodating groove and the surface cover 60 cooperate to protect the sub-shell 70, the light emitting device located in the sub-shell 70, and the first radio connection device 30. Meanwhile, the arrangement of the structure limits the arrangement position of the sub-shell 70 on the lid 10, so that the sub-shell 70, the light-emitting device and the first radio connection device 30 can be prevented from being exposed out of the lid 10, the smoothness of the lines on the top of the pot cover 1 can be ensured, and the attractiveness and smoothness of the product appearance can be improved.

In detail, the opening direction through holding tank and cavity is injectd, can guarantee that light emitting device is located the prominent position of pot cover 1 for the user need not bow or squat and just can see light emitting device's light emitting component 202 state clearly, has promoted user's experience and has experienced the impression.

Example 7:

in one embodiment of the present invention, the pot cover 1 includes: the cover body 10, the light emitting device, the first radio connection device 30, the light guide device 40, the light condensing layer 50 and the sealing portion, the light emitting device is disposed on the cover body 10, the light emitting device includes a plurality of light emitting elements 202, at least two light emitting elements 202 in the plurality of light emitting elements 202 have different light emitting colors, the first radio connection device 30 includes a receiving plate 302 and a receiving coil 304, the light guide device 40 includes a light transmitting portion 402 and a main body portion 404 connected to the light transmitting portion 402, a receiving groove with an upward opening is disposed on the top of the cover body 10, the face cover 60 of the pot cover 1 covers the through hole 80, and the sub-shell 70 of the pot cover 1 is located in the receiving groove, wherein the sealing portion is used for encapsulating and fixing the first radio connection device 30 and the light emitting device in the cavity, and a part of the light emitting.

In detail, the light emitting device and the first radio connection device 30 are both located in the sub-housing 70, and the sealant is filled in the gaps between the inner wall of the sub-housing 70 and the light emitting device and the first radio connection device 30, and between the first radio connection device 30 and the light emitting device by means of potting. The sealing part can play the roles of sealing, water proofing, moisture proofing and steam proofing, so that the service lives of the first radio connection device 30 and the light-emitting device can be prolonged, and the use cost of the product can be reduced. Meanwhile, since a part of the light emitting element 202 protrudes from the top surface of the sealing portion, a part of the light emitting element 202 is not covered by the sealing portion, thereby ensuring the display effect.

The embodiment of the second aspect of the present invention provides a cooking appliance 2, which comprises a lid 1 as described in any one of the embodiments of the first aspect, so as to have all the advantages of the lid 1, and no description is made herein.

Example 1:

as shown in fig. 1 and fig. 2, in an embodiment of the present invention, the cooking utensil 2 includes a pot cover 1, a pot body 3 and a second radio connecting device, wherein the pot cover 1 is detachably disposed at the opening end of the pot body 3, the second radio connecting device is disposed at the pot body 3, and since the second radio connecting device is used for generating an alternating magnetic field when the electric heating is performed, the first radio connecting device 30 of the pot cover 1 can generate an induced voltage according to the alternating magnetic field, thereby realizing the power supply to the light emitting device.

In detail, since the cover 1 is detachably disposed at the opening end of the pot body 3, that is, the pot body 3 and the cover 1 are a split type assembly structure, the first radio connection device 30 and the second radio connection device cooperate to realize the function that the second radio connection device can supply power to the light emitting device through the first radio connection device 30.

Example 2:

as shown in fig. 1 and fig. 2, in an embodiment of the present invention, the cooking utensil 2 includes a pot cover 1, a pot body 3 and a second radio connection device, wherein the second radio connection device includes a transmitting board and a transmitting coil 32, and the transmitting coil 32 is electrically connected to the transmitting board.

In detail, since the transmitting coil 32 is electrically connected to the transmitting plate, the transmitting coil 32 cooperates with the transmitting plate to generate an alternating magnetic field when the cooking appliance 2 is electrically heated, thereby providing a precondition for the first radio connecting device 30 to generate an induced voltage according to the alternating magnetic field.

Specifically, the cooking utensil 2 is an electric pressure cooker with a split type cooker cover 1 and a split type cooker body 3. The electric pressure cooker comprises a cover 1 with a first radio connection device 30 and a cooker body 3 for supplying power to the cover 1. The pan body 3 is provided with a transmitting plate and a transmitting coil 32, the pan cover 1 is provided with a first radio connecting device 30, the first radio connecting device 30 comprises a receiving plate, a receiving coil 304 and the like, and the pan body 3 supplies power to the first radio connecting device 30 on the pan cover 1 through the transmitting coil 32 and a matched transmitting plate. By arranging the light emitting device on the pot cover 1 and arranging two or more light emitting elements 202, such as light emitting diodes, in the pot cover 1, the light emitting diodes are powered by the first radio connecting device 30 on the pot cover 1, the light emitting diodes have at least two or more colors, and each light emitting diode has at least two display states, wherein the display states include on, off or flashing and the like. The light-emitting diode is covered with a light guide device 40, and the position of the light guide device 40 exposed out of the pot cover 1 is the display position of light. The light guide 40 has a recess 406 that receives the light emitting diodes. Meanwhile, the structure inside the sub-housing 70 is sealed and waterproof by pouring a sealant to form a sealing portion. The specific assembly structure is as follows: the LEDs are placed on the receiving plate 302, the light guide device 40 is placed on the light emitting device, the lower portion is supported by the sub-housing 70, and the rib position of the upper portion leaning surface cover 60 is pressed and fixed. By controlling the on, off or flashing of each LED, different states of the product in the working process can be displayed. For example: one light emitting diode is a green light and the other light emitting diode is a yellow light. When the cover 1 of the electric pressure cooker is not closed in place, the green light flickers; when the pot cover 1 is closed in place, the green light is long and bright; when pressure is in the cooker, the yellow lamp is on. Clear prompt is provided for the user through different light states. Two or more light emitting diodes with two or more colors can be simultaneously lightened, that is, a new color can be mixed through the light transmission part 402 of the light guide device 40 to display a new product working state. In order to increase the intensity and uniformity of the light display effect, a layer of tinfoil paper may be wrapped on all outer surfaces of the light guide device 40 except the inner wall surfaces of the light transmission portion 402 and the groove 406 of the body portion 404.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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 (14)

1. A lid for a cooking appliance, comprising:

a cover body;

the light-emitting device is arranged on the cover body and comprises a plurality of light-emitting elements, and the light-emitting colors of at least two light-emitting elements in the plurality of light-emitting elements are different;

the first radio connecting device is electrically connected with the light-emitting device and is suitable for being wirelessly connected with the second radio connecting device on the pot body of the cooking utensil so as to supply power to the light-emitting device and enable the pot body to control the state of the light-emitting element.

2. The lid for a pot of claim 1,

the state of the light emitting element includes any one or more of light emission, extinction, and flicker.

3. The lid for a pot of claim 2,

the first radio connection device includes:

the receiving plate is electrically connected with the light-emitting device;

and the receiving coil is electrically connected with the receiving plate, is positioned between the receiving plate and the bottom of the cover body, and is wirelessly coupled with the second wireless electric connection device of the pot body for power supply and communication.

4. The lid according to any one of claims 1 to 3, characterized in that it further comprises:

the light guide device is positioned in the cover body, a through hole is formed in the cover body, the light guide device is covered on the light emitting device, and at least one part of the light guide device is arranged in the through hole.

5. The lid for a pot of claim 4, wherein,

the light guide device is provided with a light-transmitting part and a main body part connected with the light-transmitting part, the main body part is used for fixing the light-emitting element, and at least one part of the light-transmitting part is arranged in the through hole;

wherein, the light emitted by the light-emitting element is emitted out of the pot cover through the through hole through the light-transmitting part.

6. The lid for a pot of claim 5,

the light-transmitting portion protrudes from the surface of the main body portion.

7. The lid for a pot of claim 6,

a groove is formed in one surface, facing the light-emitting device, of the body portion, the light-emitting device is a light-emitting lamp, and the upper end of the light-emitting lamp is inserted into the groove.

8. The lid for a pot of claim 6,

one side of the body part facing the through hole is provided with a positioning lug, the pot cover is provided with a positioning groove, and the positioning lug is inserted in the positioning groove.

9. The lid according to claim 5, characterized in that it further comprises:

and the light-gathering layer is coated on the other outer surfaces of the body part, which do not face the through hole.

10. The lid for a pot of claim 4, wherein,

the top of the cover body is provided with an accommodating groove with an upward opening, the opening of the accommodating groove is surrounded with the through hole, and the surface cover of the pot cover is arranged at the through hole;

the sub-shell of the pot cover is positioned in the accommodating groove, the sub-shell is configured into a cavity with an upward opening, and the light-emitting device is positioned in the cavity.

11. The lid of claim 10, further comprising:

a sealing part for sealing and fixing the first radio connection device and the light emitting device of the pot cover in the cavity;

wherein a part of the light emitting element protrudes from the top surface of the sealing part.

12. A cooking appliance, comprising:

a lid as claimed in any one of claims 1 to 11.

13. The cooking appliance of claim 12, further comprising:

the pot cover is detachably arranged at the opening end of the pot body;

the second wireless electric connection device is arranged on the pot body and used for generating an alternating magnetic field during power-on heating, and the first wireless electric connection device of the pot cover generates induction voltage according to the alternating magnetic field so as to supply power to the light-emitting device.

14. The cooking appliance of claim 13,

the second radio connection device includes:

a launch plate;

a transmitting coil electrically connected with the transmitting plate.

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