CN108720623B

CN108720623B - Pot cover and electric rice cooker

Info

Publication number: CN108720623B
Application number: CN201710260839.2A
Authority: CN
Inventors: 丛巍; 梁旭东
Original assignee: Yuanrong Medical Equipment Shenzhen Co ltd
Current assignee: Maanshan Jiesheng Semiconductor Co ltd
Priority date: 2017-04-20
Filing date: 2017-04-20
Publication date: 2020-07-24
Anticipated expiration: 2037-04-20
Also published as: CN108720623A

Abstract

The invention provides a pot cover which comprises an upper cover, a lower cover, a locking device and an exhaust channel penetrating through the upper cover and the lower cover, wherein the upper cover and the lower cover are detachably connected through the locking device; the lower cover can be detached from the upper cover to be cleaned independently, the ultraviolet transmittance is improved, and water inflow of the second circuit, the ultraviolet lamp and the first circuit is avoided. The electric cooker comprises a cooker body, a cooker liner arranged in the cooker body and the cooker cover, wherein the cooker liner can be sealed and covered by the lower cover; the upper cover is isolated from food in the cooker liner, so that the upper cover is prevented from being polluted by the food, the upper cover is not required to be frequently cleaned, the lower cover can be detached from the upper cover to be cleaned independently, the control circuit of the electric cooker is prevented from water inflow, and the ultraviolet transmittance is improved.

Description

Pot cover and electric rice cooker

Technical Field

The invention belongs to the field of kitchen utensils, and particularly relates to a pot cover and an electric cooker.

Background

The electric cooker comprises a cooker body, a cooker liner and a cooker cover, wherein a control module of the electric cooker usually comprises an appointment module and a heat preservation module, food materials to be cooked are placed in the cooker liner, the cooker liner is placed in the cooker body, the cooker cover is covered, a food cooking function can be started through the control module, and the electric cooker is convenient to use. However, food materials or food stored in the electric rice cooker for a long time are easy to deteriorate due to bacteria breeding, so that the taste of the food is influenced, and even the health of a human body is influenced due to the deterioration of the food. In the existing electric cooker, an ultraviolet lamp is arranged on the inner bottom surface of a cooker cover, and a control module controls the ultraviolet lamp to emit ultraviolet light with a specific wavelength to radiate food materials or food contained in a cooker liner, so that the food materials or the food contained in the cooker liner are sterilized and sterilized. However, in the actual use, when electric rice cooker cooks food, the pot cover lid fits on the pot body and sealing connection between pot cover and the pot courage, and food among the cooking process is pounded on the pot cover easily, if not rinse the pot cover in time, can lead to the light efficiency to worsen because the light channel between ultraviolet lamp and the pot courage shelters from and influence the transmissivity of ultraviolet lamp by food residue, very big influence bactericidal effect, if directly wash the pot cover with the water, lead to control circuit to intake because of water infiltration pot cover is inside again easily.

Disclosure of Invention

One objective of the present invention is to provide a pot cover to solve the technical problems of the prior art that the ultraviolet lamp has low transmittance and the pot cover is easy to cause water inflow of the control circuit when being cleaned.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a pot cover, include upper cover, lower cover and run through the upper cover with the exhaust passage of lower cover still includes locking device simultaneously, the upper cover with pass through between the lower cover locking device can dismantle the connection, be equipped with inclosed holding chamber on the lower cover, the lower cover is kept away from one side of upper cover is equipped with switches on the ultraviolet piece that passes through of holding chamber, the holding intracavity is equipped with and can sees through the ultraviolet lamp of ultraviolet piece towards the pot courage light-emitting and with the first circuit that the ultraviolet lamp electricity is connected, on cover be equipped with do the second circuit of first circuit power supply, the lower cover assemble in when covering on the upper cover exhaust passage's inner space with mutual isolation between the second circuit.

Further, be equipped with binding post on the first line, be equipped with the intercommunication on the lower cover the opening in holding chamber, the embedded rubber buffer that is equipped with of opening, the rubber buffer is sealed the opening, be equipped with electric connector on the second line, the last thimble that is equipped with of electric connector, the lower cover assemble in when covering on the top the thimble pass the rubber buffer with binding post electric connection.

Furthermore, the electric connector is provided with a first elastic piece for buffering the jacking force of the wiring terminal on the thimble when the lower cover is assembled on the upper cover.

Further, the thimble includes cylindric syringe needle, the diameter of syringe needle is less than 0.5 mm.

Further, a transmitting coil is arranged on the second line, a receiving coil is arranged on the first line, and the receiving coil is coupled with the transmitting coil.

Further, the exhaust passage comprises an upper passage arranged on the upper cover and a lower passage arranged on the lower cover, the lower passage extends into the upper passage, and a first sealing ring is arranged between the lower passage and the upper passage.

Furthermore, an annular boss is arranged on the outer edge of the lower cover, a second sealing ring is sleeved on the lower cover and is positioned on one side, away from the upper cover, of the annular boss, and an annular groove matched with the annular boss is formed in the upper cover; when the lower cover is assembled on the upper cover, the annular boss is positioned in the annular groove, and one end of the second sealing ring extends into the annular groove and is connected with the lower cover and the upper cover in a sealing manner.

Furthermore, the locking device comprises two switch baffles arranged at the lower end of the upper cover and a switch head arranged at the upper end of the lower cover, each switch baffle is provided with an inner convex edge, the switch head is provided with an outer convex edge, the upper cover and the lower cover are connected in a matched manner through the inner convex edge and the outer convex edge, and an unlocking device used for unlocking the upper cover and the lower cover in a clamping fit manner is arranged on the upper cover.

Furthermore, each switch baffle is hinged with the upper cover, the locking device further comprises a second elastic piece for resetting the switch baffles, one end of the second elastic piece is fixed with one switch baffle, and the other end of the second elastic piece is fixed with the other switch baffle; the unlocking device comprises a switch button, a blocking block and two rigid push rods, wherein the switch button is arranged on the upper cover, one end of each rigid push rod is hinged to the switch button, the blocking block is arranged between the two rigid push rods, one side, close to the other rigid push rod, of each rigid push rod is obliquely leaned against the blocking block, the lower end of one rigid push rod is leaned against one switch baffle, the lower end of the other rigid push rod is leaned against the other switch baffle, and an included angle between the two rigid push rods is increased when the switch button is pressed.

The pot cover provided by the invention has the beneficial effects that: compared with the prior art, the cooker cover has the advantages that the upper cover and the lower cover are detachable, the ultraviolet lamp and the first circuit are arranged on the lower cover, the second circuit is arranged on the upper cover, the lower cover is detached and cleaned after food is cooked, the upper cover does not need to be cleaned, water entering from the second circuit is avoided, the first circuit and the ultraviolet lamp are arranged in the closed accommodating cavity, water entering from the ultraviolet lamp and the first circuit during cleaning of the lower cover can be avoided, the condition that water entering from the ultraviolet lamp and related circuits is avoided is guaranteed, the optical channel between the ultraviolet lamp and the cooker liner is free of impurity shielding, the transmissivity of the ultraviolet light is improved, the exhaust channel is isolated from the second circuit, steam can be prevented from permeating into the second circuit during cooking of the food, and the use safety and the sterilization reliability of the cooker cover are guaranteed.

The invention aims to provide an electric cooker, which solves the technical problems that the ultraviolet lamp in the prior art has low transmissivity and the control circuit is easy to feed water when a cooker cover is cleaned.

In order to achieve the purpose, the invention adopts the technical scheme that: the electric cooker comprises a cooker body, a cooker liner arranged in the cooker body and the cooker cover, wherein the cooker liner is covered by the lower cover in a sealing manner when the cooker body is covered by the upper cover.

The electric cooker provided by the invention has the beneficial effects that: compared with the prior art, the lower cover of the electric cooker disclosed by the invention is sealed to cover the cooker liner, the upper cover is isolated from food in the cooker liner when the food is cooked, so that the upper cover cannot be polluted by the food, the upper cover does not need to be frequently cleaned, the lower cover stained with food residues can be detached and cleaned independently, the water inlet of a control circuit of the electric cooker is avoided, the lower cover can be cleaned, the food residues are prevented from shielding the light emitting side of the ultraviolet light transmitting part, and the good disinfection and sterilization capability of an ultraviolet lamp on the food in the cooker liner is ensured.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

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

fig. 2 is a second schematic structural diagram of the pot cover according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of an upper cover of the pot cover according to the embodiment of the invention;

fig. 4 is a schematic structural diagram of a lower cover of the pot cover according to the embodiment of the invention;

FIG. 5 is a schematic view of the electric cooker according to the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a pot body; 2-a pot liner; 3-covering the cover; 301-an annular groove; 302-a mounting groove; 303-positioning grooves; 4-lower cover; 401-a housing chamber; 402-an annular boss; 403-mounting table; 404-positioning plate; 405-a light-transmitting panel; 5-an exhaust channel; 501-upper channel; 502-lower lane; 503-a first seal ring; 6-locking means; 601-switch baffle; 6011-inner convex edge; 602-a switch head; 6021-convex edge; 603-a second elastic member; 7-an ultraviolet lamp; 8-a first line; 801-a connecting terminal; 802-a receive coil; 9-a second line; 901-an electrical connector; 902-a thimble; 903 — a first elastic member; 904-a transmitting coil; 10-rubber plug; 11-a second sealing ring; 12-an unlocking device; 1201-switch button; 1202-a barrier; 1203-rigid pushbar.

Detailed Description

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

It will be understood that when an element is referred to as being "on" another element, it can be directly on the other element or be indirectly on the other element.

It is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1, 4 and 5 together, the pot lid of the present invention will now be described. The pot cover, including upper cover 3, lower cover 4 and the exhaust passage 5 that runs through upper cover 3 and lower cover 4, still include locking device 6 simultaneously, can dismantle through locking device 6 between upper cover 3 and the lower cover 4 and be connected, be equipped with inclosed holding chamber 401 on the lower cover 4, one side that upper cover 3 was kept away from to lower cover 4 is equipped with the ultraviolet-transmitting piece 405 that switches on holding chamber 401, be equipped with in the holding chamber 401 and can see through ultraviolet-transmitting piece 405 towards the ultraviolet lamp 7 of pot courage 2 light-emitting and the first circuit 8 of being connected with ultraviolet lamp 7 electricity, be equipped with the second circuit 9 for the power supply of first circuit 8 on the upper cover 3, mutual isolation between exhaust passage 5's inner space and the second circuit 9 when lower cover 4 assembles on upper cover 3.

Compared with the prior art, the cooker cover provided by the invention has the advantages that the upper cover 3 and the lower cover 4 are detachable, the ultraviolet lamp 7 and the first circuit 8 are arranged on the lower cover 4, the second circuit 9 is arranged on the upper cover 3, the lower cover 4 is detached and cleaned after food is cooked, the upper cover 3 does not need to be cleaned, water is prevented from entering the second circuit 9, the first circuit 8 and the ultraviolet lamp 7 are arranged in the closed accommodating cavity 401, water can be prevented from entering the ultraviolet lamp 7 and the first circuit 8 when the lower cover 4 is cleaned, a light channel between the ultraviolet lamp 7 and the cooker container 2 is ensured to be free from impurity shielding on the premise that the water enters the ultraviolet lamp 7 and related circuits, the transmittance of the ultraviolet light is improved, the exhaust channel 5 is isolated from the second circuit 9, steam can be prevented from permeating into the second circuit 9 during food cooking, and the use safety and sterilization reliability of the cooker cover are ensured.

Specifically, the ultraviolet-transmitting member 405 may be quartz glass, sapphire, or the like that is capable of transmitting ultraviolet light. The lower cover 4 can be made of ultraviolet light transmitting materials, and the lower cover 4 is used as the ultraviolet light transmitting piece 405 at the moment, so that the ultraviolet light transmitting piece 405 does not need to be arranged independently, and the structure is simplified; the ultraviolet-transmitting member 405 can be provided independently of the lower cover 4, and the ultraviolet-transmitting member 405 is fixed to the lower cover 4, so that the processing is easy.

Further, as a specific embodiment of the pot cover provided by the invention, the ultraviolet lamp 7 is a light source such as an ultraviolet L ED lamp or a mercury lamp capable of emitting deep ultraviolet light, and reliable sterilization can be performed by using the ultraviolet lamp 7, preferably, the ultraviolet lamp 7 is a deep ultraviolet L ED lamp, which can not only sterilize efficiently, but also avoid harm to human body, is safe and reliable, preferably, the deep ultraviolet L ED lamp emits deep ultraviolet light with a wavelength of 230 and 300nm, and not only has high luminous efficiency, but also can sterilize efficiently, and can prolong the service life of the ultraviolet lamp.

Further, referring to fig. 1, as a specific embodiment of the pot cover provided by the present invention, a connection terminal 801 is disposed on the first circuit 8, an opening communicating with the accommodating cavity 401 is disposed on the lower cover 4, a rubber plug 10 is embedded in the opening, the rubber plug 10 seals the opening, an electrical connector 901 is disposed on the second circuit 9, an ejector pin 902 is disposed on the electrical connector 901, and the ejector pin 902 penetrates through the rubber plug 10 to electrically connect with the connection terminal 801 when the lower cover 4 is assembled on the upper cover 3. The arrangement of the opening can be used for the second circuit 9 to be in contact connection with the first circuit 8, the rubber plug 10 can seal the opening to prevent water from permeating into the accommodating cavity 401 from the opening when the lower cover 4 is cleaned, on the other hand, when the upper cover 3 and the lower cover 4 are assembled, the thimble 902 arranged on the second circuit 9 can penetrate through the rubber plug 10 to be in contact type and electrically connected with the wiring terminal 801 arranged on the first circuit 8, so that power supply of the ultraviolet lamp 7 is realized, on the other hand, the rubber plug 10 deforms after the lower cover 4 is disassembled to automatically close a pinhole left by penetrating the thimble 902, so that water is prevented from permeating into the accommodating cavity 401 from the opening when the lower cover 4 is cleaned, and the wiring terminal 801 and the electric connector 901 are arranged to enable the first circuit 8 to be automatically and electrically connected with the second circuit 9 when the upper cover 3; on the whole, the structure is simplified, the cost is reduced, the power supply for the ultraviolet lamp 7 can be well realized, the assembly and the disassembly of the cooker cover are convenient, the lower cover 4 is convenient to clean, and the power supply circuit for the ultraviolet lamp 7 and the ultraviolet lamp 7 can be reliably waterproof.

Further, referring to fig. 1, as an embodiment of the pot cover provided by the present invention, the electrical connector 901 is provided with a first elastic element 903 for buffering the pressing force of the connection terminal 801 against the thimble 902 when the lower cover 4 is assembled on the upper cover 3. When the lower cover 4 is assembled on the upper cover 3, the thimble 902 abuts against the external contact point of the connection terminal 801, the reaction force applied by the connection terminal 801 to the thimble 902 causes the first elastic element 903 to deform when the abutting force of the connection terminal 801 to the thimble 902 is too large, and the thimble 902 slightly contracts in the direction away from the connection terminal 801, so that the abutting force of the connection terminal 801 to the thimble 902 is buffered, the thimble 902 is prevented from being damaged due to excessive pressure, and the reliability of the electrical connection between the first line 8 and the second line 9 is ensured. Specifically, the first elastic element 903 may be a compression spring located between the electrical connector 901 and one end of the thimble 902 far from the lower cover 4; simple structure, atress are balanced, are favorable to improving structural stability.

Further, referring to fig. 1, as a specific embodiment of the pot cover provided by the present invention, one end of the rubber plug 10 away from the upper cover 3 is plugged into the wiring port of the wiring terminal 801, which is beneficial to positioning the first wire 8 and the second wire 9, so as to ensure that the thimble 902 can stably abut against the outer contact point of the wiring terminal 801 after passing through the rubber plug 10, thereby ensuring the reliability of the electrical connection between the first wire 8 and the second wire 9.

Further, as a specific embodiment of the pot cover provided by the present invention, the thimble 902 includes a cylindrical needle, and the diameter of the needle is smaller than 0.5 mm. Cylindric syringe needle, the syringe needle that the plug formed on rubber buffer 10 is also cylindric, is convenient for extract the syringe needle after, the closed pinhole of rubber buffer 10 automatic deformation, and the diameter of syringe needle is less than 0.5mm, is favorable to guaranteeing thimble 902 plug many times and does not influence rubber buffer 10's waterproof performance.

Further, as a specific embodiment of the pot cover provided by the present invention, the thimble 902 is a curved needle, so that a hole left by the thimble 902 inserted in the rubber plug 10 is bent, thereby further improving the waterproof capability of the rubber plug 10.

Further, as a specific embodiment of the pot cover provided by the present invention, the rubber plug 10 may be a butyl rubber plug 10, which has good air tightness and high elasticity, and is convenient for the thimble 902 to penetrate therethrough, and can quickly close the pinhole, thereby ensuring reliable power supply to the ultraviolet lamp 7, and preventing the water from entering the accommodating cavity 401 when the lower cover 4 is cleaned.

Further, referring to fig. 2, as a specific embodiment of the pot cover provided by the present invention, a transmitting coil 904 is disposed on the second circuit 9, a receiving coil 802 is disposed on the first circuit 8, and the receiving coil 802 is coupled to the transmitting coil 904. When the upper cover 3 and the lower cover 4 are assembled, the second line 9 can supply power to the first line 8, and in fact, non-contact wireless power supply is adopted between the first line 8 and the second line 9, so that the second line 9 can supply power to the ultraviolet lamp 7 when the pot cover is used, and water is prevented from permeating into the accommodating cavity 401 when the lower cover 4 is cleaned; on the whole, the pot cover has a simple structure, can well supply power to the ultraviolet lamp 7, is convenient to assemble and disassemble, is convenient to clean the lower cover 4, and can reliably prevent water for the ultraviolet lamp 7 and a power supply circuit of the ultraviolet lamp 7. The power supply control of the ultraviolet lamp 7 can be realized by controlling the transmitting distance of the transmitting coil 904: when the upper cover 3 and the lower cover 4 are assembled, the signal of the second circuit 9 received by the first circuit 8 is enough to drive the ultraviolet lamp 7 to emit light, and when the upper cover 3 and the lower cover 4 are separated, the signal of the second circuit 9 received by the first circuit 8 cannot drive the ultraviolet lamp 7 to emit light, or the signal of the second circuit 9 cannot be received by the first circuit 8.

Further, referring to fig. 1, as an embodiment of the pot cover provided by the present invention, the exhaust channel 5 includes an upper channel 501 disposed on the upper cover 3 and a lower channel 502 disposed on the lower cover 4, the lower channel 502 extends into the upper channel 501, and a first sealing ring 503 is disposed between the lower channel 502 and the upper channel 501. Through the setting of first sealing washer 503, avoid steam from the junction infiltration between upper cover 3 and the lower cover 4 of upper channel 501 and lower channel 502, prevent steam infiltration control circuit, guarantee the safety in utilization of pot cover.

Further, referring to fig. 2, as an embodiment of the pot cover provided by the present invention, the exhaust channel 5 includes an upper channel 501 disposed on the upper cover 3 and a lower channel 502 disposed on the lower cover 4, and an upper end of the lower channel 502 passes through the upper channel 501 and protrudes out of the upper cover 3. Therefore, the lower channel 502 can directly guide the steam out of the pot from the pot, the steam is prevented from permeating between the upper cover 3 and the lower cover 4 from the joint of the upper channel 501 and the lower channel 502, the steam is prevented from permeating into the control circuit, and the use safety of the pot cover is ensured. Preferably, a first sealing ring 503 is arranged between the lower channel 502 and the upper channel 501 to prevent moisture discharged from the pot from permeating between the upper cover 3 and the lower cover 4 through a gap between the upper channel 501 and the lower channel 502, protect the control circuit, and ensure the safety of the pot cover.

Further, referring to fig. 1, as a specific embodiment of the pot cover provided by the present invention, an annular boss 402 is disposed on an outer edge of the lower cover 4, a second sealing ring 11 is sleeved on the lower cover 4, the second sealing ring 11 is located on a side of the annular boss 402 away from the upper cover 3, and an annular groove 301 adapted to the annular boss 402 is disposed on the upper cover 3; when the lower cover 4 is assembled on the upper cover 3, the annular boss 402 is located in the annular groove 301, and the second seal ring 11 extends into the annular groove 301 and hermetically connects the lower cover 4 and the upper cover 3. The annular boss 402 is matched with the annular groove 301, on one hand, the upper cover 3 and the lower cover 4 can be positioned, on the other hand, the second sealing ring 11 can be matched to seal the upper cover 3 and the lower cover 4, and water vapor or other impurities are prevented from permeating between the upper cover 3 and the lower cover 4 from the joint of the upper cover 3 and the lower cover 4 when food is cooked.

Further, referring to fig. 1, as a specific embodiment of the pot cover provided by the present invention, the locking device 6 includes two switch baffles 601 disposed at the lower end of the upper cover 3 and a switch head 602 disposed at the upper end of the lower cover 4, each switch baffle 601 is provided with an inner convex edge 6011, the switch head 602 is provided with an outer convex edge 6021, the upper cover 3 and the lower cover 4 are clamped with the outer convex edge 6021 through the inner convex edge 6011, and the upper cover 3 is provided with an unlocking device 12 for unlocking the clamping fit between the upper cover 3 and the lower cover 4. Aim at upper cover 3 and compress tightly lower cover 4, can realize joint and location between upper cover 3 and the lower cover 4 through the cooperation of interior protruding edge 6011 on switch baffle 601 and the outer protruding edge 6021 on the switch head 602 promptly, simple structure easily assembles, guarantees that second circuit 9 can normally be the power supply for first circuit 8, and setting up of unlocking device 12 easily separates convenient operation with lower cover 4 and upper cover 3.

Further, referring to fig. 1, as a specific embodiment of the pot cover provided by the present invention, each switch baffle 601 is hinged to the upper cover 3, the locking device 6 further includes a second elastic member 603 for resetting the switch baffle 601, one end of the second elastic member 603 is fixed to one switch baffle 601, and the other end of the second elastic member 603 is fixed to the other switch baffle 601; the unlocking device 12 comprises a switch button 1201, a blocking block 1202 and two rigid push rods 1203, the switch button 1201 is arranged on the upper cover 3, one end of each rigid push rod 1203 is hinged to the switch button 1201, a blocking block is arranged between the two rigid push rods 1203, one side, close to the other rigid push rod 1203, of each rigid push rod 1203 leans against the blocking block in an inclined mode, the lower end of one rigid push rod 1203 leans against one switch baffle 601, the lower end of the other rigid push rod 1203 leans against the other switch baffle 601, and when the switch button 1201 is pressed, the included angle between the two rigid push rods 1203 is increased. The switch button 1201 is pressed downwards, under the action of the stop block 1202, the included angle between the two rigid push rods 1203 is increased (namely, the distance between the ends of the two rigid push rods 1203 far away from the switch button 1201 is increased), the two switch baffle plates 601 are separated under the pushing of the rigid push rods 1203 until the clamping fit between the inner convex edge 6011 and the outer convex edge 6021 is released, the inner convex edge 6011 limits the distance of the rigid push rods 1203 moving downwards, the stress of the locking device 6 and the unlocking device 12 is reduced when the upper cover 3 is separated from the lower cover 4, the structural stability is improved, the resetting of the switch baffle plates 601 is facilitated, the lower cover 4 can be conveniently taken down from the upper cover 3 for cleaning, when the lower cover 4 needs to be installed, the switch button 1201 is pressed downwards firstly, the lower cover 4 is placed on the upper cover 3, the switch button 1201 is released, the baffle plates automatically reset under the action of the second elastic piece 603, the inner convex edge 6011 and the clamping fit between the outer convex edge 6021 to lock the upper cover 3, simple structure, upper cover 3 and lower cover 4 are connected reliably, easily assemble, dismantle upper cover 3 and lower cover 4. Specifically, the second elastic member 603 may employ a torsion spring or a compression spring.

Further, referring to fig. 1, as a specific embodiment of the pot cover provided by the present invention, an upper end of the switch button 1201 protrudes out of the upper cover 3, so that the switch button 1201 is conveniently pressed.

Further, referring to fig. 1, as a specific embodiment of the pot cover provided by the present invention, a mounting groove 302 is concavely disposed on one side of the upper cover 3 close to the lower cover 4, a mounting table 403 opposite to the mounting groove 302 is disposed on one side of the lower cover 4 close to the upper cover 3, one end of the mounting table 403 close to the upper cover 3 protrudes out of the lower cover 4, the accommodating cavity 401 is located in the mounting table 403, and when the lower cover 4 is assembled on the upper cover 3, the mounting table 403 extends into the mounting groove 302. So set up, be favorable to avoiding cooking food process steam infiltration ultraviolet lamp 7, first circuit 8 and second circuit 9 more, guarantee the safety in utilization and the reliability of disinfecting of pot cover.

Further, referring to fig. 3 and fig. 4 together, as a specific embodiment of the pot cover provided by the present invention, the upper cover 3 is provided with a positioning groove 303, the lower cover 4 is provided with a positioning plate 404, and the positioning plate 404 is provided with a positioning protrusion adapted to the positioning groove 303. When the lower cover 4 is assembled on the upper cover 3, the positioning groove 303 is matched with the positioning protrusion to realize the positioning of the upper cover 3 and the lower cover 4, so that the relative position of the second circuit and the first circuit is ensured, and the second circuit can normally supply power for the first circuit.

Referring to fig. 5, the present invention further provides an electric rice cooker, which comprises a cooker body 1, a cooker liner 2 arranged in the cooker body 1, and a cooker cover according to any of the above embodiments, wherein the cooker liner 2 is covered by a lower cover 4 when the cooker body 1 is covered by an upper cover 3.

Compared with the prior art, the electric cooker provided by the invention has the advantages that the lower cover 4 is used for sealing and covering the cooker liner 2, the upper cover 3 is isolated from food in the cooker liner 2 when the food is cooked, the upper cover cannot be polluted by the food, the upper cover 3 does not need to be frequently cleaned, the lower cover 4 which is stained with food residues can be detached and independently cleaned, the water inlet of a control circuit of the electric cooker is avoided, the lower cover 4 can be cleaned, the food residues are prevented from blocking the light emitting side of the ultraviolet light transmitting piece 405 of the ultraviolet lamp 7, and the good disinfection and sterilization capacity of the ultraviolet lamp 7 on the food in the cooker liner 2 is ensured.

Specifically, when the second sealing ring 11 is arranged, the upper cover 3 covers the pot body 1, and the lower cover 4 and the pot container 2 are sealed through the second sealing ring 11. The structure is simplified, the second sealing ring 11 plays a role in sealing the upper cover 3 and the lower cover 4 and also plays a role in sealing the lower cover 4 and the pot container 2.

Particularly, the upper cover 3 and the pot body 1 can be connected in a hinged mode, so that wiring between the upper cover 3 and the pot body 1 is facilitated, and the electric cooker is convenient to use. Of course, the upper cover 3 and the pot body 1 can be connected in other connection modes, such as clamping connection.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The cooker cover comprises an upper cover, a lower cover and an exhaust channel penetrating through the upper cover and the lower cover, and is characterized by further comprising a locking device, wherein the upper cover is detachably connected with the lower cover through the locking device;

be equipped with binding post on the first line, cover down and be equipped with the intercommunication the opening in holding chamber, the embedded rubber buffer that is equipped with of opening, the rubber buffer is sealed the opening, be equipped with electric connector on the second line, the last thimble that is equipped with of electric connector, the lower cover assemble in when covering on the top the thimble passes the rubber buffer with binding post electric connection.

2. The lid according to claim 1, wherein the electrical connector is provided with a first elastic member for buffering a pressing force of the terminal against the thimble when the lower lid is fitted to the upper lid.

3. The lid of claim 1, wherein the spike comprises a cylindrical needle having a diameter of less than 0.5 mm.

4. The cooker cover comprises an upper cover, a lower cover and an exhaust channel penetrating through the upper cover and the lower cover, and is characterized by further comprising a locking device, wherein the upper cover is detachably connected with the lower cover through the locking device; and the second circuit is provided with a transmitting coil, the first circuit is provided with a receiving coil, and the receiving coil is coupled with the transmitting coil.

5. The lid for a pot as claimed in claim 1 or 4, wherein said exhaust passage comprises an upper passage provided on said upper lid and a lower passage provided on said lower lid, said lower passage extending into said upper passage, and a first sealing ring being provided between said lower passage and said upper passage.

6. The pot cover of claim 1 or 4, wherein an annular boss is arranged on the outer edge of the lower cover, a second sealing ring is sleeved on the lower cover and is positioned on one side of the annular boss far away from the upper cover, and an annular groove matched with the annular boss is arranged on the upper cover; when the lower cover is assembled on the upper cover, the annular boss is positioned in the annular groove, and one end of the second sealing ring extends into the annular groove and is connected with the lower cover and the upper cover in a sealing manner.

7. The pot cover according to claim 1 or 4, wherein the locking device comprises two switch baffles arranged at the lower end of the upper cover and a switch head arranged at the upper end of the lower cover, each switch baffle is provided with an inner convex edge, the switch head is provided with an outer convex edge, the upper cover and the lower cover are clamped in a matching manner through the inner convex edge and the outer convex edge, and the upper cover is provided with an unlocking device for unlocking the clamping fit between the upper cover and the lower cover.

8. The lid according to claim 7, wherein each of the switch baffles is hinged to the upper lid, the locking device further comprises a second elastic member for resetting the switch baffles, one end of the second elastic member is fixed to one of the switch baffles, and the other end of the second elastic member is fixed to the other switch baffle; the unlocking device comprises a switch button, a blocking block and two rigid push rods, wherein the switch button is arranged on the upper cover, one end of each rigid push rod is hinged to the switch button, the blocking block is arranged between the two rigid push rods, one side, close to the other rigid push rod, of each rigid push rod is obliquely leaned against the blocking block, the lower end of one rigid push rod is leaned against one switch baffle, the lower end of the other rigid push rod is leaned against the other switch baffle, and an included angle between the two rigid push rods is increased when the switch button is pressed.

9. The electric cooker comprises a cooker body and a cooker liner arranged in the cooker body, and is characterized by further comprising the cooker cover in any one of claims 1-8, wherein the lower cover is sealed and covers the cooker liner when the upper cover covers the cooker body.