CN107536446B

CN107536446B - Cooking utensil

Info

Publication number: CN107536446B
Application number: CN201710353236.7A
Authority: CN
Inventors: 陈华侨; 华日宝; 黄家建
Original assignee: Zhejiang Supor Electrical Appliances Manufacturing Co Ltd
Current assignee: Zhejiang Supor Electrical Appliances Manufacturing Co Ltd
Priority date: 2017-05-18
Filing date: 2017-05-18
Publication date: 2022-12-06
Anticipated expiration: 2037-05-18
Also published as: CN107536446A

Abstract

The invention discloses a cooking appliance, which comprises: the cooker body is internally provided with an inner pot; the cover body comprises an upper cover and a detachable cover, the upper cover is provided with an accommodating cavity with an opening facing the cooking space and a slot for inserting the detachable cover, and the lower side wall of the accommodating cavity is provided with a micro-pressure valve elastic buckle component; the micro-pressure valve, the micro-pressure valve sets up in holding the chamber through micro-pressure valve elasticity buckle part to and end the part of closing, end the part of closing and set up in the upper cover, end the part of closing and have the state of stretching and the compression state, work as end the part of closing is in under the effect of micro-pressure valve during the compression state, removable lid can insert in the slot. According to the cooking utensil provided by the invention, the micro-pressure valve is arranged inside, so that the micro-pressure valve is not easy to fall off from the outer side of the cover body, the cooking utensil is more attractive, and the micro-pressure valve can be prevented from being neglected.

Description

Cooking utensil

Technical Field

The present invention relates to a cooking appliance.

Background

The existing cooking utensil is generally provided with a micro-pressure valve for exhausting air, prompting cooking state and other functions, most of heat spraying utensils set the micro-pressure valve on the surface of a cover body and directly expose outside so as to disassemble the micro-pressure valve, however, the micro-pressure valve is possibly dropped from the outer side of the cover body due to the design, the appearance of the cooking utensil is not simple and beautiful enough, and the purchase intention of consumers is reduced.

Therefore, there is a need to provide a cooking appliance to at least partially solve the above mentioned problems.

Disclosure of Invention

In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

In order to at least partially solve the above problems, the present invention discloses a cooking appliance, comprising: the cooker body is internally provided with an inner pot; the cooker comprises a cooker body, a cover body and a cover body, wherein the cover body is arranged on the cooker body in an openable and closable manner, when the cover body covers the cooker body, a cooking space is formed between the cover body and the inner pot, the cover body comprises an upper cover and a detachable cover which is detachably connected with the upper cover, the upper cover is provided with an accommodating cavity with an opening facing the cooking space and a slot for inserting the detachable cover, and the lower side wall of the accommodating cavity is provided with an elastic buckling component of a micro-pressure valve; the micro-pressure valve, the micro-pressure valve passes through micro-pressure valve elasticity buckle part and setting up the upper cover hold in the chamber to and end the part of closing, end the part setting of closing in the upper cover, end the part of closing and have an extended state and a compression state, work as end close the part be in under the effect of micro-pressure valve during the compression state, removable lid can insert in the slot.

According to the cooking utensil, the accommodating cavity is formed in the cover body, the micro-pressure valve is installed in the accommodating cavity, so that the micro-pressure valve is not prone to falling off from the outer side of the cover body, and the cooking utensil is attractive. Further, the cooking appliance according to the present invention is further provided with a check member that makes the detachable cover of the cover not be mounted on the upper cover of the cover when the micro-pressure valve is not mounted in the cover receiving cavity, thereby making it possible to prevent the micro-pressure valve from being overlooked.

Preferably, the lower side wall of the accommodating cavity is provided with a first communication opening; a mounting hole communicated with the slot and the first communication opening is formed in the upper cover and close to the lower side wall of the accommodating cavity; the stopping component is provided with a first extending part and a second extending part which can be respectively inserted into the slot and the first communicating opening; the second protrusion is capable of interacting with the micro-pressure valve to withdraw the first protrusion from the socket so that the removable cover is insertable into the socket. In this way, the interaction between the stop member and the micro-pressure valve allows the removable cover to be mounted on the upper cover when the micro-pressure valve is mounted in the receiving chamber.

Preferably, a step structure is formed on a side surface of the micro-pressure valve facing the lower side wall of the accommodating cavity, and the step structure can interact with the closing stop component, so that the detachable cover can be inserted into the slot when the closing stop component is in the compressed state. In this way, the interaction of the step structure and the stop part prevents the micro-pressure valve from being neglected.

Preferably, the locking part includes: the locking elastic block comprises a locking elastic block main body, and the first extending part and the second extending part which are arranged on the locking elastic block main body; one end of the spring is abutted against the closing stopping elastic block, and the other end of the spring is abutted against the bottom of the mounting hole; the inner side surface of the first elastic block pressing plate is used for pressing the stop elastic block, a through hole corresponding to the mounting hole and allowing the first extending part to penetrate is formed in the first elastic block pressing plate, and the first elastic block pressing plate is fixed on the upper cover and forms the first communicating opening together with the upper cover. With this arrangement, the structure of the engaging stop member can be made simple and easy to use.

Preferably, a first protrusion is formed on a side wall of the micro-pressure valve; the micro-pressure valve elastic buckle component is provided with a buckling part used for buckling with the first protruding part of the micro-pressure valve. Arranged in this way, the micro-pressure valve can be conveniently installed in the accommodating cavity and can be conveniently detached from the accommodating cavity.

Preferably, the lower lateral wall that holds the chamber is provided with the mounting groove, the mounting groove towards hold the chamber with removable lid is open, minute-pressure valve elasticity buckle part sets up in mounting groove department. With the arrangement, the micro-pressure valve elastic buckling component can be conveniently installed and detached.

Preferably, the micro-pressure valve elastic snap member includes: a slider formed with the engaging portion for engaging with the first protruding portion on the side wall of the micro-pressure valve; one end of the spring is abutted against the sliding block, and the other end of the spring is abutted against the surface of the mounting groove opposite to the accommodating cavity; the second elastic block pressing plate is used for pressing the sliding block and forms a sliding groove for the sliding block to slide together with the mounting groove, and the sliding block can move along the sliding groove under the action of the first protruding part, so that the first protruding part is buckled with the buckling part. With this kind of mode setting, through the removal of slider along the spout, can make things convenient for minute-pressure valve and minute-pressure valve elasticity buckle part's lock to and hold the intracavity and dismantle the minute-pressure valve.

Preferably, the first elastic block pressing plate and the second elastic block pressing plate are the same elastic block pressing plate. With this kind of mode setting, use an elastic block clamp plate can realize that the constitution and the installation of closing the part and little pressure valve elasticity buckle part, simple structure is easy-to-use.

Preferably, a second protruding portion is formed on a side wall of the micro-pressure valve facing an upper side wall of the accommodating chamber, and a groove portion for engaging with the second protruding portion on the side wall of the micro-pressure valve is further provided on a front side wall of the accommodating chamber. In this way, the micro-pressure valve can be better fixed by the engagement of the second protrusion and the locking groove.

Preferably, the cover body is openably and closably arranged on the cooker body through a pivot shaft, and the accommodating cavity is arranged on one side of the cover body close to the pivot shaft. Since the slots are generally located on the side near the pivot axis, this arrangement facilitates the easy release of the microvalve by way of the stop member.

Preferably, the upper cover includes face lid decoration, face lid and inside lining, face lid decoration sets up and is keeping away from one side of the a kind of deep pot body, the face lid sets up face lid decoration with between the inside lining, the inside lining sets up and is being close to one side of the a kind of deep pot body, the mounting hole hold the chamber and the slot all sets up on the inside lining. In this way it is provided that the upper cover can be easily removed.

Preferably, the face cover decoration is provided with a first opening, the face cover is provided with a second opening corresponding to the first opening, and the rear wall of the accommodating cavity is provided with a third opening corresponding to the second opening. In this way it is provided that the steam channel in the upper cover can be connected to the outside atmosphere.

Preferably, a surface cover pressing plate and a pressing plate sealing strip positioned on the surface cover pressing plate are arranged in the second opening, and the surface cover pressing plate is provided with a steam channel; and a pressure plate sealing ring is arranged in the third opening and extends into the accommodating cavity of the lining, so that a steam channel in the micro-pressure valve can be communicated with the outside atmosphere through the first opening. Arranged in this manner. Can make the steam channel in the micro-pressure valve and external atmosphere intercommunication to make the steam channel of micro-pressure valve and hold other regional sealings in chamber.

Preferably, the micro-pressure valve includes a micro-pressure valve body in which a steam passage is formed, and a micro-pressure valve trim. In this way, functions of air exhaust, pressure regulation, and the like can be realized.

Preferably, the micro-pressure valve main body comprises an upper valve cover and a lower valve cover connected with the upper valve cover, and openings communicated with the steam channel in the micro-pressure valve main body are arranged on the upper valve cover and the lower valve cover. In this way, the steam channel inside the micro-pressure valve can be communicated with the steam channel of other areas or the outside atmosphere.

Preferably, the micro-pressure valve body further comprises: the micro-pressure hook comprises a rotating shaft and a buckling part fixed on the rotating shaft; one of the valve upper cover and the valve lower cover is provided with a shaft hole, and a rotating shaft of the micro-pressure hook fastener is inserted into the shaft hole so that the micro-pressure hook fastener can be rotatably arranged on the one of the valve upper cover and the valve lower cover; and the other one of the valve upper cover or the valve lower cover is correspondingly provided with a clamping groove for buckling the buckling part. With this arrangement, the assembly of the valve upper cover and the valve lower cover can be simply achieved, and the manufacturing cost is low.

Preferably, an air outlet and an air outlet sealing ring mounted on the air outlet are arranged at the bottom of the micro-pressure valve decorating part. Arranged in this manner, the steam passages within the micro-pressure valve can be made to communicate with the steam passages within the removable lid and the pot and sealed from the surrounding area.

Drawings

The following drawings of embodiments of the invention are included as part of the present invention for an understanding of the invention. The drawings illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention. In the drawings, there is shown in the drawings,

fig. 1 is a perspective view of a cooking appliance according to a preferred embodiment of the present invention;

FIG. 2 is a cross-sectional schematic view of the cooking appliance shown in FIG. 1;

FIG. 3 is a partially enlarged view of the cross-sectional view of FIG. 2

FIG. 4 is an exploded view of the lid of the cooking appliance shown in FIG. 1;

FIG. 5 is an exploded view of the upper cover of the cooking appliance shown in FIG. 4;

FIG. 6 is a schematic cross-sectional view of an upper cover of the cooking appliance shown in FIG. 4;

FIG. 7 is an enlarged partial schematic view of the cross-sectional view of FIG. 6;

FIG. 8 is an enlarged view of the microvalve resilient snap member 50 shown in FIG. 5;

FIG. 9 is an exploded view of a micro-pressure valve of the cooking appliance of FIG. 4;

FIG. 10 is a schematic cross-sectional view of the micro-pressure valve of FIG. 4;

FIG. 11 is a schematic cross-sectional view of the micro-pressure valve of FIG. 4;

fig. 12 is a schematic sectional view of a cooking appliance according to a second preferred embodiment of the present invention, in which a closing stop member is in a compressed state; and

FIG. 13 is an enlarged, fragmentary view of the cross-sectional view of FIG. 12 with the clutch members in a compressed state;

fig. 14 is an exploded schematic view of an upper cover of the cooking appliance shown in fig. 12;

FIG. 15 is a cross-sectional view of the upper cover of the cooking appliance of FIG. 12 along a stop member in an extended position;

FIG. 16 is an enlarged, fragmentary view of the cross-sectional view of FIG. 15 with the clutch members in an extended condition;

FIG. 17 is an enlarged view of the microvalve resilient snap member 50 and the check member 60 shown in FIG. 14; and

fig. 18 is a schematic cross-sectional view of the micro-pressure valve shown in fig. 12.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that embodiments of the invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in detail so as not to obscure the embodiments of the invention.

In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the invention. It is apparent that the implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art. The following detailed description of preferred embodiments of the invention, however, the invention is capable of other embodiments in addition to those detailed.

Hereinafter, a cooking appliance according to a first preferred embodiment of the present invention will be described with reference to fig. 1 to 11. It is understood that the cooking appliance according to the present invention may be an electric rice cooker, an electric pressure cooker or other cooking appliances, and the cooking appliance according to the present invention may have various functions of cooking porridge, cooking soup, etc. in addition to the function of cooking rice.

As shown in fig. 1, the cooking appliance 100 includes a pot body 110 and a cover 120. The pot body 110 is substantially in a rounded rectangular parallelepiped shape and has a cylindrical-shaped inner pot receiving portion, and the inner pot 111 can be freely put into or taken out of the inner pot receiving portion to facilitate cleaning of the inner pot 111. The inner pot 111 is generally made of a metal material and has a circular opening on an upper surface for containing a material to be heated, such as rice, soup, etc. The pot body 110 may include therein a heating means for heating the inner pot.

The cover 120 has a substantially rounded rectangular parallelepiped shape and substantially corresponds to the shape of the pot body 110. The cover 120 is pivotally connected to the pot body 110 by a pivot shaft in an openable and closable manner for covering the pot body 110. The lid body 120 includes an upper lid 10 and a detachable lid 20, and the detachable lid 20 is disposed between the upper lid 10 and the pot body 110 and detachably connected to the upper lid 10 to facilitate cleaning of the detachable lid 20 at any time. When the cover 120 is covered on the pot body 110, the detachable cover 20 covers the inner pot 111, and a cooking space is formed between the detachable cover 20 and the inner pot 111. Also, the lid body 120 is typically provided with a sealing ring (not shown), which may be made of, for example, a rubber material, and is disposed between the detachable lid 20 and the inner pot 111 for sealing the cooking space when the lid body 120 is in a closed state.

Referring to fig. 2 to 4, a micro pressure valve 30 is further provided in the cover 120, and the micro pressure valve 30 has a steam passage through which the cooking space communicates with the outside atmosphere, so that the pressure in the cooking appliance 100 can be adjusted, and the discharge of steam and the indication of the cooking state and the like are realized. As shown in fig. 2 to 4, a receiving chamber 40 opened toward the detachable cover 20 is provided in the upper cover 10 of the cover body 120, that is, the receiving chamber 40 is opened toward the cooking space, and the micro pressure valve 30 is provided in the receiving chamber 40. Specifically, set up the mounting groove 41 of installing minute-pressure valve elasticity buckle part 50 on the lower lateral wall that holds chamber 40, be formed with buckling parts 52 on the minute-pressure valve elasticity buckle part 50 (see fig. 6-8), be provided with draw-in groove 42 on the last lateral wall that holds chamber 40, minute-pressure valve 30 have can lock extremely first bulge 320 of buckling parts 52 and the second bulge 321 that can block to draw-in groove 42 to will through the block of first bulge 320 and buckling parts 52 and draw-in groove 42 minute-pressure valve 30 is fixed hold in the chamber 40. When the cover 120 is covered on the cooker body 110, the micro-pressure valve 30 and the accommodating cavity 40 cannot be observed from the outside, that is, in the present embodiment, the micro-pressure valve 30 is disposed inside the cover 120, which makes the micro-pressure valve not easily fall off from the outside of the cover in comparison with the current manner that the micro-pressure valve is disposed outside the cover (the side of the cover 120 away from the cooking space), and provides a more compact and beautiful external whole.

In the present embodiment, for convenience of description, it is specified that the "lower side wall" means a side wall of the receiving cavity on the lower side in the state where the cooking appliance is opened; correspondingly, when the cooking utensil is in an open-cover state, the side wall of the accommodating cavity on the upper side is called an upper side wall; in the open-lid state of the cooking appliance, a wall of the receiving cavity on the rear side is referred to as a rear wall, and a lower side wall, an upper side wall or a thick wall of the receiving cavity is defined herein and will not be described in detail.

The structure of the cap body 120 and the micro pressure valve 30 according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 4 to 8, in the present embodiment, the cover body 120 includes an upper cover 10 and a detachable cover 20, and the detachable cover 20 is detachably connected to the upper cover 10. The upper cover 10 includes a cover garnish 11, a cover 13, an inner liner 15, and a cover pressing plate 17.

The face-cover garnish 11 is substantially in the shape of a rounded rectangular parallelepiped, and an inclined surface may be provided at an edge position of the face-cover garnish 11 to improve the smoothness of the edge. The face cover decoration 11 is provided on the side away from the removable cover 20/pot body 110, and is fixed to the face cover 13 by a fastener such as a snap or a screw. The cover garnish 11 is provided with a first opening 12, and the inside steam passage can be communicated with the outside atmosphere through the first opening 12.

The surface cover 13 is approximately in a shape of round-corner cuboid, the thickness of one side of the surface cover 13 close to the pivot axis is larger than that of one side far away from the pivot axis, and the surface cover 13 is in an inclined structure. A second opening 14 is provided in the face cover 13, the position of the second opening 14 corresponds to the position of the first opening 12, and the first opening 12 and the second opening 14 are in an aligned position when the face cover trim 11 is fixed to the face cover 13. Further, the second opening 14 is used to arrange a face cover press plate 17 to form a steam passage between the first opening 12 and the second opening 14. The shape and size of the surface cover pressing plate 17 correspond to those of the first opening 12 and the second opening 14, a steam channel is formed inside the surface cover pressing plate 17, a pressing plate sealing strip 18 is arranged on one side of the surface cover decorating part 11, a pressing plate sealing ring 19 is arranged on one side of the lining 15, and a sealed steam channel can be formed between the first opening 12 and the second opening 14 through the surface cover pressing plate 17, the pressing plate sealing strip 18 and the pressing plate sealing ring 19.

The liner 15 is substantially in the shape of a rounded rectangular parallelepiped and is connected to the face cover 13 by a fastener such as a snap or a screw. The inner liner 15 is provided with a pivot shaft mountable to the pot body 110 to pivotally connect the lid body 120 to the pot body 110 in an openable and closable manner. The inner liner 15 is provided with a receiving chamber 40 for mounting the micro-pressure valve 30, the receiving chamber 40 being provided at a side near the pivot axis and opening toward the detachable cover 20/pot body 110, so that the micro-pressure valve 30 is mounted inside the cover body 120. The side wall and the rear wall of the accommodating chamber 40 form a protrusion facing the face cover 13, and the position of the accommodating chamber 40 corresponds to the position of the second opening 14 on the face cover 13, so that the steam passage in the micro-pressure valve 30 can be communicated with the external atmosphere through the steam passage between the first opening 12 and the second opening 14. Be provided with the mounting groove 41 of installing minute-pressure valve elasticity buckle part 50 on the lower lateral wall that holds chamber 40, be formed with buckling parts 52 on the minute-pressure valve elasticity buckle part 50, be provided with draw-in groove 42 on the last lateral wall that holds chamber 40, minute-pressure valve 30 have can the block extremely bulge (for example first bulge 320 and second bulge 321 in fig. 10) in buckling parts 52 and the draw-in groove 42, thereby pass through the bulge will with buckling parts 52 and second draw-in groove 42's block the minute-pressure valve 30 is fixed hold in the chamber 40.

Further, as shown in fig. 6 and 7, the mounting groove 41 is opened toward the receiving cavity 40 and the detachable cover 20, that is, the mounting groove 41 has a reverse drawer type structure, and the micro pressure valve elastic snap member 50 is mounted into the mounting groove 41 from below (in the direction described by way of example in the illustrated state) of the mounting groove 41 and fixed at the mounting groove 41.

Referring to fig. 8, the elastic snap member 50 of the micro-pressure valve includes a slider 51, a spring 53 and a spring block pressing plate 54. The slider 51 has a substantially cubic structure, and an engaging portion 52 for engaging with the protruding portion (i.e., the first protruding portion 320) on the side wall of the micro-pressure valve 30 is formed on one side surface of the slider 51. The fastening portion 52 is illustratively of a hump-shaped structure with a recess formed in the middle thereof for fastening the protrusion (i.e., the first protrusion 320) on the sidewall of the micro-pressure valve 30. It is understood that the snap-fit portion 52 is not limited to the shape shown in fig. 8, and may include only a portion of the shape shown in fig. 8 at the bottom, or other shapes of structures, as long as the snap-fit engagement with the protrusion on the sidewall of the micro-pressure valve 30 can be achieved. In addition, a mounting hole for mounting the spring 8 is further provided in the slider 51, and the spring 8 is made of a general elastic material, and the length thereof is designed based on the size of the mounting groove 41 and the interaction between the elastic snap member 50 of the micro-pressure valve and the micro-pressure valve 30, and is not particularly limited herein. When the elastic buckling part 50 of the micro-pressure valve is formed, the spring 8 is arranged in the installation hole of the sliding block 51, one end of the spring abuts against the sliding block 51, and the other end of the spring abuts against the surface, opposite to the accommodating cavity 40, of the installation groove 41. The elastic block pressing plate 54 is used for pressing the slide block 51, so that the slide block 51 is arranged in the mounting groove 41. And, when the elastic snap-fit component of the micro-pressure valve is installed in the installation groove 41, the elastic block pressing plate 54 and the installation groove 41 together form a sliding slot for the sliding block 51 to slide, and the sliding block 51 can move along the sliding slot under the action of the micro-pressure valve 30 and/or the spring 53 so as to extend into the accommodating cavity 40 from the sliding slot or retract to the sliding slot from the accommodating cavity 40. It should be understood that the retraction of the slide block 51 from the receiving cavity 40 into the slide slot does not mean that the slide block 51 is fully retracted inside the slide slot or mounting groove 41, and may only be partially retracted into the slide slot or mounting groove 41. The elastic block pressing plate 54 includes a pressing plate main body 55 and mounting portions 56 located on both sides of the pressing plate main body 55, and the pressing plate main body 55 and the mounting groove 41 together form a sliding groove for the movement of the slider. The mounting portion 56 is used to fix the spring block pressing plate 54 to the cover body, for example, at a position of the inner liner 15 where the mounting groove 41 is provided, by a fastener such as a snap or a screw, so as to press the slider 51 and the spring 53 put into the mounting groove 41, thereby collectively constituting the micro pressure valve elastic snap member 50 provided in the mounting groove 41.

Further, a third opening 43 is provided on the rear wall of the accommodating chamber 40, the third opening 43 being provided at a position corresponding to the second opening 14, the third opening 43 being aligned with the second opening 14 when the panel cover 13 and the liner 15 are mounted together, and one end of the pressure plate packing 19 is inserted into the third opening 43, thereby communicating the steam passage of the liner 15 with the steam passage between the first opening 12 and the second opening 14 and sealing the steam passage from the surrounding area.

Further, an insertion groove 44 into which the detachable cover 20 is inserted is provided on the liner 15 at a side close to the receiving chamber 40. Also at other locations, there are slots/slots for engaging the removable cover 20, through which slots 44 and slots the removable cover 20 can be engaged with the liner 15, thereby removably attaching the removable cover 20 to the top cover 10.

Referring again to fig. 5-8, the assembly process of the upper cover 10 is as follows: the pressing plate sealing strip 18 is sleeved on the surface cover pressing plate 17 and then placed in the second opening 14 of the surface cover 13, and then the surface cover decorating part 11 is vertically placed on the surface cover 13 and is fixed on the surface cover 13 through fasteners such as buckles or screws. The platen seal 19 is then inserted into the third opening 43 in the liner 15. Then, the spring 53 is mounted on the slider 51 and put into the mounting groove 41 together, and then the inner side surface for the spring block pressing plate 54 presses the slider 51 and the spring 53 and is fixed with the liner 15 by a snap or a screw to form a slide groove for moving the slider 51 and a micro pressure valve elastic snap member 50. The assembled lid 13 and the liner 15 are then fixed by fasteners such as fasteners and screws to form the upper lid 10, and at this time, one end of the pressure plate packing 19 is pressed at the lower end of the second opening (i.e., the end near the liner 15/the pot body 110) and the other end extends into the accommodating chamber 40, so that the upper steam passage is communicated with the lower steam passage.

Referring to fig. 9 to 11, in the present embodiment, the micro-pressure valve 30 includes a micro-pressure valve main body and a micro-pressure valve decoration 35, the first protrusion 320 is formed on a side wall of the micro-pressure valve main body (the side wall is a side wall of the micro-pressure valve 30 facing the micro-pressure valve elastic fastening member), the second protrusion 321 is formed on a side wall of the micro-pressure valve main body facing the first protrusion (the side wall is a side wall of the micro-pressure valve 30 facing the upper side wall of the accommodating chamber), and the micro-pressure valve 30 is fixed in the accommodating chamber 40 by engagement of the first protrusion 320 and the second protrusion 321 with the fastening portion 52 and the catching groove 42.

As shown in fig. 9 to 11, the micro pressure valve body includes an upper valve cover 31 and a lower valve cover 32 connected to the upper valve cover 31. A steam passage is formed in the micro pressure valve body as shown by arrows in fig. 10, and openings communicating with the steam passage in the micro pressure valve body are provided in the valve upper cap 31 and the valve lower cap 32 to communicate the steam passage in the micro pressure valve body with the upper and lower steam passages. When the micro-pressure valve 30 is installed in the accommodating chamber 40, the lower end (i.e., the end extending into the accommodating chamber 40) of the pressure plate sealing ring 19 presses the opening position of the valve upper cover 31, so that the steam passage in the main body of the micro-pressure valve communicates with the upper steam passage, and the opening area of the valve upper cover 31 is sealed from the surrounding area.

As shown in fig. 8 and 10, in the present embodiment, the valve upper cover 31 and the valve lower cover 32 are connected by a minute-pressure hook 34. Illustratively, in the present embodiment, the micro pressure clasper 34 has a rotating shaft and a clasp portion provided on the rotating shaft, and a shaft hole into which the rotating shaft of the micro pressure clasper 34 is inserted is provided on the valve lower cover 32, so that the micro pressure clasper 34 is pivotally connected to the valve lower cover 32. A snap groove for snap-fitting the snap-fitting portion of the micro-pressure snap 34 is correspondingly formed on the valve upper cover 31. Furthermore, a micro pressure seal ring 33 is provided between the valve upper cover 31 and the valve lower cover 32 to better seal the micro pressure valve body. It is understood that in other embodiments, an axial hole may be provided on the upper valve cover 31, a snap groove may be provided on the lower valve cover 32, or other suitable snap-fit means may be used to connect the upper valve cover 31 and the lower valve cover 32. Further, the first protrusion 320 and the second protrusion 321 are exemplarily disposed on the sidewall of the valve lower cover 32 in the present embodiment, but may be disposed at other positions according to specific structures and designs in other embodiments.

The minute-pressure valve decoration 35 is used to fix the minute-pressure valve main body and to communicate the steam passage in the minute-pressure valve main body with the lower steam passage. An air outlet 36 and an air outlet sealing ring 37 mounted on the air outlet 36 are arranged at the bottom of the micro-pressure valve decorating part 35, so as to be communicated with a steam channel and a lower steam channel in the micro-pressure valve main body.

Referring again to fig. 9-11, the assembling and disassembling process of the micro-pressure valve 30 is as follows: the rotating shaft of the micro-pressure hook fastener 34 is arranged in the shaft hole of the lower valve cover 32, and the micro-pressure hook fastener 34 can rotate relative to the lower valve cover 32 after being arranged; assembling the outlet seal ring 37 to the minute-pressure valve decoration 35; after the assembly, the lower valve cover 32 and the micro-pressure valve decorating part 35 are buckled together in a buckling mode and the like; a micro-pressure sealing ring 33 is arranged in a groove of a valve lower cover 32; after all the above-mentioned assembling, incline certain angle with valve upper cover 31, the protruding knot of one side inserts the through-hole of valve lower cover 32 one side, inserts to the end and rotates the flattening with valve upper cover 31, then the buckling part of rotatory minute-pressure buckle 34 and the draw-in groove lock of valve upper cover 31 are in the same place and are formed minute-pressure valve 30.

Disassembly of the valve upper cover 31: the engaging portion of the micro-pressure hook 34 is firstly released, and after the valve upper cover 31 is rotated by a certain angle, the valve upper cover 31 and the valve lower cover 32 are separated, so that the subsequent cleaning is performed.

Referring to fig. 2 to 4 again, the process of assembling and disassembling the lid of the cooking utensil of the present embodiment is as follows: the micro-pressure valve 30 is horizontally placed or obliquely placed in the accommodating cavity 40 of the upper cover 10, the second protruding part 321 on the micro-pressure valve 30 is clamped in the clamping groove 42 of the accommodating cavity 40, the first protruding part 320 of the micro-pressure valve 30 can touch the slider 51 of the elastic clamping component 50 of the micro-pressure valve, when the micro-pressure valve 30 is pressed down to a set position, the slider 51 of the elastic clamping component 50 of the micro-pressure valve is retracted, and the first protruding part 320 is clamped in the clamping part 52 to complete the assembly of the micro-pressure valve 30. The detachable cover 20 is then slid into the slot 44 and the slot along the surface of the upper cover 10 to complete the integral assembly of the cover.

The disassembly process is as follows: the micro-pressure valve 30 is pressed down (the sliding block 51 can be retracted when the micro-pressure valve is pressed down), the micro-pressure valve 30 is rotated when the micro-pressure valve is pressed down to a certain distance, the second protruding part 321 is separated from the clamping groove 42, and then the micro-pressure valve 30 is rotated and taken out from the accommodating cavity 40 to complete the disassembly.

A second preferred embodiment of the present invention will be briefly described with reference to fig. 12 to 18.

The cooking appliance 200 of the present embodiment is similar in structure to the cooking appliance 100 of the above-described embodiment, except that in the present embodiment, a structure for preventing the micro-pressure valve 30 from being neglected is further provided, and since the micro-pressure valve 30 of the cooking appliance according to the present invention is provided inside the cover body, in order to prevent the micro-pressure valve 30 from being neglected during the assembly process, a structure for preventing the micro-pressure valve 30 from being neglected is provided in the present embodiment, which will be described below with reference to the accompanying drawings.

Referring to fig. 12 to 18, in the present embodiment, a locking member 60 is further disposed in the cover body 120, specifically, the upper cover 10, and the locking member 60 has an expanded state and a compressed state, when the locking member 60 is in the compressed state under the action of the micro-pressure valve 30, the detachable cover 20 can be inserted into the slot 44 of the upper cover, and when the locking member 60 is not acted by the micro-pressure valve 30 and is in the expanded state, the detachable cover 20 cannot be inserted into the slot 44 of the upper cover 10, so that the purpose of preventing the micro-pressure valve from being neglected in assembling process can be achieved.

As shown in fig. 12 to 14, in order to prevent the micro-pressure valve from being leak-mounted, a mounting hole 45 for mounting a stopper 60 is provided in the upper cover 10, for example, in the liner 15, and the stopper 60 is provided in the mounting hole 45.

As shown in fig. 12 to 17, the locking member 60 includes a locking block 61, a spring 64, and a block pressing plate 54, and the locking block 61 includes a locking block body, and a first extending portion 62 and a second extending portion 63 provided on the locking block body. The check bullet block 61 is provided with a shaft or a groove for the spring 64 to be sleeved in, so that one end of the spring 64 abuts against the check bullet block 61 and generates acting force on the check bullet block 61. The spring block pressing plate 54 serves to press the check spring block 61 and the spring 64 and is fixed to the upper cover 10, preferably, the inner liner 15 so that the check member 60 is disposed in the mounting hole. The spring block pressing plate 54 may adopt various suitable structures, for example, in the embodiment, the stop part 60 and the micro-pressure valve elastic buckle part 50 share the same spring block pressing plate 54, and a through hole 57 for the first protruding part 62 to pass through is arranged in the spring block pressing plate 54. That is, in the present embodiment, not only the engagement member 60 but also the same micro-valve elastic engaging member 50 as in the embodiment is provided, and the engagement member 60 and the micro-valve elastic engaging member 50 share the same spring piece presser 54, and the engagement member 60 of the micro-valve elastic engaging member 50 can be assembled and fixed by the spring piece presser 54.

The forming/assembling process of the closure member 60 is: the spring 64 is arranged in a groove in the check elastic block 61 to enable one end of the spring 64 to abut against the check elastic block 61, then the check elastic block 61 and the spring 64 are arranged in the mounting hole 45, then the first extending part 62 penetrates through the through hole 57 of the elastic block pressing plate 54 and presses the slide block 51, the spring 53, the check elastic block 61 and the spring 64 by the inner side surface of the elastic block pressing plate 54, and then the elastic block pressing plate 54 is fixed on the liner 15 through a buckle and a screw, at this time, the elastic block pressing plate 54 not only forms a sliding groove for the movement of the micro-pressure valve elastic buckle component 50 with the mounting groove 41 on the lower side wall of the accommodating cavity 40, but also forms a first communication opening 46 communicated with the mounting hole 45 and the slot 44 with the lower side wall of the accommodating cavity 40, and the second extending part 63 of the check component 60 can extend into the accommodating cavity 40 through the first communication opening 46.

In this embodiment, as shown in fig. 18, in order to enable the micro-pressure valve 30 to interact with the closing stop member 60, a step structure 322 is formed on a side surface of the micro-pressure valve body (i.e., a side surface facing the lower side wall of the receiving chamber), and the step structure 322 can interact with the closing stop member 60 to enable the removable cover to be inserted into the slot when the closing stop member 60 is in the compressed state. The step structure 322 is a structure in which a step is formed in the height direction at the side of the micro-pressure valve 30, and in the present embodiment, for example, one side of the lower valve cover 32 is formed with a sidewall portion located outside with respect to the upper valve cover 31, the sidewall portion having a height lower than that of the upper valve cover 31, thereby forming the step structure 322. When the closure member 60 is mounted in the mounting hole 45, the first and

second protrusions

62 and 63 are inserted into the insertion groove 44 and the first communication opening 46, respectively, and the second protrusion 63 can interact with the step structure 322 of the micro-pressure valve 30 to withdraw the first protrusion 62 from the insertion groove 44, so that the removable cover 20 can be inserted into the insertion groove 44.

It is understood that, in the present embodiment, the first protrusion 320 is also formed on the sidewall of the micro pressure valve 30, and a cross-sectional view in the direction shown in fig. 10 is not shown in this example for the sake of simplicity.

Referring to fig. 12 to 18 again, the process of attaching and detaching the lid of the cooking utensil of the present embodiment is as follows: the micro-pressure valve 30 is horizontally or obliquely placed into the accommodating cavity 40 of the upper cover 10, the step structure 322 of the micro-pressure valve 30 is pushed by an external force to prop against the second protruding part 63 of the closing stop part 60, the micro-pressure valve 30 is pressed down and simultaneously drives the first protruding part 62 of the closing stop part 60 to contract inwards, when the micro-pressure valve 30 is assembled to a set position, the first protruding part 62 of the closing stop part 60 is withdrawn from the slot 44 for installing the detachable cover 20 and retracts into the installation hole of the liner 15, and at this time, the detachable cover 20 can slide into the slot 44 and the slot along the surface of the upper cover 10 to complete the integral assembly of the cover body.

The disassembly process is as follows: the micro-pressure valve 30 is pressed downwards (the sliding block 51 is retracted when the micro-pressure valve 30 is pressed downwards), the micro-pressure valve 30 is rotated when the micro-pressure valve 30 is pressed to a certain distance, the second protruding part 321 is separated from the clamping groove 42, then the micro-pressure valve 30 is rotated and taken out of the accommodating cavity 40 to complete the disassembly, at this time, the closing stop component 60 is in an extended state as shown in fig. 15 and 16 due to the action of the micro-pressure valve 30, and the first protruding part 62 of the closing stop component 60 is inserted into the slot 44 for installing the detachable cover 20.

From the above, after the removable cover 20 and the micro-pressure valve 30 are detached, the first protruding portion 62 of the stopping member 60 can extend into the slot 44, at this time, the first protruding portion 62 occupies the assembling space between the removable cover 20 and the upper cover 10, and if the micro-pressure valve 30 is neglected in the upper cover assembling process, the first protruding portion of the stopping member 60 can interfere with the assembling surface of the removable cover 20 when the removable cover 20 is assembled, so that the removable cover 20 cannot be assembled. The embodiment prevents the micro-pressure valve 30 from being neglected in installation by the principle, and eliminates the consequences caused by the neglected installation of the micro-pressure valve 30.

Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Terms such as "component" and the like, when used herein, can refer to either a single part or a combination of parts. Terms such as "mounted," "disposed," and the like, as used herein, may refer to one component as being directly attached to another component or one component as being attached to another component through intervening components. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.

The present invention has been described in terms of the above embodiments, but it should be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the scope of the described embodiments. It will be appreciated by those skilled in the art that many variations and modifications may be made to the teachings of the invention, which fall within the scope of the invention as claimed.

Claims

1. A cooking appliance, characterized in that it comprises:

the cooker comprises a cooker body, a heating device and a control device, wherein an inner pot is arranged in the cooker body, and the upper surface of the inner pot is provided with a circular opening;

the cooker comprises a cooker body, a cover body and a cover body, wherein the cover body is arranged on the cooker body in an openable and closable manner, when the cover body covers the cooker body, a cooking space is formed between the cover body and the inner pot, the cover body comprises an upper cover and a detachable cover detachably connected with the upper cover, the upper cover is provided with an accommodating cavity with an opening facing the cooking space and a slot for inserting the detachable cover, and the lower side wall of the accommodating cavity is provided with an elastic buckling part of a micro-pressure valve;

a micro-pressure valve, the micro-pressure valve passes through micro-pressure valve elastic buckle part and sets up the upper cover hold in the chamber to and

a check member disposed in the upper cover, the check member having an extended state and a compressed state, the removable cover being insertable into the slot when the check member is in the compressed state under the action of the micro-pressure valve, wherein the check member has a first protrusion and a second protrusion, the first protrusion being insertable into or withdrawable from the slot, the second protrusion being capable of interacting with the micro-pressure valve to withdraw the first protrusion from the slot, whereby the removable cover is insertable into the slot.

2. The cooking appliance of claim 1,

the lower side wall of the accommodating cavity is provided with a first communication opening;

a mounting hole communicated with the slot and the first communication opening is formed in the upper cover at a position close to the lower side wall of the accommodating cavity;

the second protruding portion may be inserted into the first communication opening.

3. The cooking appliance according to claim 2, wherein a step structure is formed on a side of the micro pressure valve facing the lower sidewall of the receiving chamber, the step structure being capable of interacting with the stopper member such that the removable cover is insertable into the slot when the stopper member is in the compressed state.

4. The cooking appliance of claim 2, wherein the engagement member comprises:

the locking elastic block comprises a locking elastic block main body, and the first extending part and the second extending part which are arranged on the locking elastic block main body;

one end of the spring is abutted against the stopping elastic block, and the other end of the spring is abutted against the bottom of the mounting hole;

the inner side face of the first elastic block pressing plate is used for pressing the closing stopping elastic block, a through hole which corresponds to the mounting hole and is used for the first extending portion to penetrate through is formed in the first elastic block pressing plate, and the first elastic block pressing plate is fixed on the upper cover and forms the first communicating opening together with the upper cover.

5. The cooking appliance of claim 4, wherein a first protrusion is formed on a sidewall of the micro pressure valve; the micro-pressure valve elastic buckle component is provided with a buckling part used for buckling with the first protruding part of the micro-pressure valve.

6. The cooking appliance according to claim 5, wherein a mounting groove is provided at a lower side wall of the receiving chamber, the mounting groove being open toward the receiving chamber and the detachable cover, the micro pressure valve elastic catch part being provided at the mounting groove.

7. The cooking appliance of claim 6, wherein the micro-pressure valve resilient snap member comprises:

a slider formed with the engaging portion for engaging with the first protruding portion on the side wall of the micro-pressure valve;

one end of the spring is abutted against the sliding block, and the other end of the spring is abutted against the surface of the mounting groove opposite to the accommodating cavity;

the second elastic block pressing plate is used for pressing the sliding block and forms a sliding groove for the sliding block to slide together with the mounting groove, and the sliding block can move along the sliding groove under the action of the first protruding part, so that the first protruding part is buckled with the buckling part.

8. The cooking appliance of claim 7, wherein the first spring block pressure plate and the second spring block pressure plate are the same spring block pressure plate.

9. The cooking appliance according to claim 4, wherein a second protrusion is formed on a side wall of the micro-pressure valve facing an upper side wall of the receiving chamber, and a catching groove for catching the second protrusion on the side wall of the micro-pressure valve is further provided on a front side wall of the receiving chamber.

10. The cooking appliance according to claim 1, wherein the cover is openably and closably provided on the pot body by a pivot shaft, and the receiving cavity is provided on a side of the cover close to the pivot shaft.

11. The cooking appliance of claim 2, wherein the upper cover includes a cover decoration disposed at a side remote from the pot body, a cover disposed between the cover decoration and the liner disposed at a side close to the pot body, and the mounting hole, the receiving cavity, and the insertion groove are disposed on the liner.

12. The cooking appliance according to claim 11, wherein the cover garnish is provided with a first opening, the cover is provided with a second opening corresponding to the first opening, and the rear wall of the receiving chamber is provided with a third opening corresponding to the second opening.

13. The cooking appliance of claim 12,

a surface cover pressing plate and a pressing plate sealing strip positioned on the surface cover pressing plate are arranged in the second opening, and the surface cover pressing plate is provided with a steam channel;

a pressure plate sealing ring is arranged in the third opening and extends into the accommodating cavity of the lining,

thereby enabling the steam channel in the micro-pressure valve to communicate with the outside atmosphere through the first opening.

14. The cooking appliance of claim 4, wherein the micro-pressure valve includes a micro-pressure valve body in which a steam channel is formed and a micro-pressure valve trim.

15. The cooking appliance of claim 14, wherein the micro pressure valve body comprises a valve lower cover connected to a valve upper cover, and openings communicating with the steam passage in the micro pressure valve body are provided on the valve upper cover and the valve lower cover.

16. The cooking appliance of claim 15, wherein the micro-pressure valve body further comprises:

the micro-pressure hook comprises a rotating shaft and a buckling part fixed on the rotating shaft;

one of the valve upper cover and the valve lower cover is provided with a shaft hole, and a rotating shaft of the micro-pressure hook fastener is inserted into the shaft hole so that the micro-pressure hook fastener can be rotatably arranged on the one of the valve upper cover and the valve lower cover;

and the other one of the valve upper cover or the valve lower cover is correspondingly provided with a clamping groove for buckling the buckling part.

17. The cooking appliance of claim 14, wherein an air outlet and an air outlet gasket mounted on the air outlet are provided at a bottom of the micro-pressure valve trim.