CN215838437U - Micro-pressure assembly for cooking appliance and cooking appliance - Google Patents

Abstract

The utility model discloses a micro-pressure assembly for a cooking appliance and the cooking appliance. The micro-pressure assembly is used for being mounted at an air outlet of a cover body of the cooking utensil and comprises a micro-pressure upper cover, a decorative cover and a light-transmitting cover. The decorative cover is arranged at the top of the micro-pressure upper cover and is provided with an air outlet hole, and an extension part which extends towards the micro-pressure upper cover and is constructed into an annular shape is arranged on the outer side of the air outlet hole; the light-transmitting cover is constructed into an annular structure and is arranged around the outer side of the decorative cover, and the light-transmitting cover comprises an inner wall part which is provided with a convex part extending towards the decorative cover; the extension forms connecting portion with minute-pressure upper cover fixed connection, and connecting portion are hot melt connecting portion, and the extension supports and leans on to the bulge, and is spacing between extension and minute-pressure upper cover with the bulge. From this for have sufficient fastness between dress trim cover and the minute-pressure upper cover, and sealed effect is good, can avoid high temperature steam to get into the inboard of printing opacity cover effectively, prevent to form the water droplet in the printing opacity cover.

Description

Micro-pressure assembly for cooking appliance and cooking appliance

Technical Field

The utility model relates to the technical field of kitchen household appliances, in particular to a micro-pressure assembly for a cooking appliance and the cooking appliance.

Background

Existing cooking appliances, such as electric cookers, electric pressure cookers, etc., are generally provided with a micro-pressure assembly through which a cooking space of the cooking appliance can communicate with the outside atmosphere.

Among the prior art, the minute-pressure subassembly all is provided with printing opacity cover and decorative plate usually, and printing opacity cover can seal between elastic sealing element such as silica gel circle and other parts after installing to the minute-pressure subassembly. However, in the actual use process, the high-temperature steam generated in the cooking space can damage the micro-pressure assembly and the elastic sealing element when passing through the micro-pressure assembly, so that the sealing effect between the light-transmitting cover and other parts of the micro-pressure assembly is reduced, water vapor enters the sealing space of the light-transmitting cover, after the cooking is finished, water drops are formed in the light-transmitting cover, the appearance is influenced, stains are easily generated, and the cleaning is not easy.

Therefore, there is a need to provide a micro-pressure assembly for a cooking appliance and a cooking appliance to at least partially solve the above problems.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content of the present invention is not intended to define key features or essential features of the claimed solution, nor is it intended to be used to limit the scope of the claimed solution.

According to a first aspect of the present invention, there is provided a micro-pressure assembly for a cooking appliance, the cover being provided with an air outlet, the micro-pressure assembly being adapted to be mounted to the air outlet, the micro-pressure assembly comprising:

slightly pressing a cover;

the decorative cover is arranged at the top of the micro upper cover and provided with an air outlet hole, an extending part extending towards the micro upper cover is arranged on the outer side of the air outlet hole and is in an annular structure; and

a light-transmitting cover configured in an annular structure and disposed around an outer side of the decorative cover, the light-transmitting cover including an inner wall portion provided with a protrusion extending toward the decorative cover on a side thereof;

the extension part of the decorative cover is fixedly connected with the micro upper cover to form a connecting part, the connecting part is a hot melting connecting part, the extension part abuts against the protruding part, and the protruding part is limited between the extension part and the micro upper cover.

According to the micro-pressure assembly provided by the utility model, the micro-pressure assembly comprises the micro-pressure upper cover, the decorative cover and the light transmitting cover, high-temperature steam generated in a cooking space of a cooking appliance can be discharged to the outside atmosphere through the air outlet hole in the decorative cover, and the decorative cover and the micro-pressure upper cover are fixedly connected in a hot melting mode to form a hot melting connecting part, so that the decorative cover and the micro-pressure upper cover have sufficient firmness, the high-temperature steam can be effectively prevented from entering the inner side of the light transmitting cover, water drops are prevented from being formed in the light transmitting cover, the sealing effect is excellent, meanwhile, stains are not easy to generate in the light transmitting cover, and the use experience of a user can be improved.

Optionally, one side of the micro upper cover facing the light-transmitting cover is provided with an annular first sealing groove, a first sealing element is arranged in the first sealing groove, and the inner wall portion abuts against the first sealing element so as to form sealing between the light-transmitting cover and the micro upper cover.

Through the setting mode, the sealing can be formed between the light-transmitting cover and the micro-pressure upper cover by means of the first sealing element, steam is prevented from entering the inner side of the light-transmitting cover, the first sealing element cannot be damaged by adopting hot melting mode fixed connection between the decorative cover and the micro-pressure upper cover, and the first sealing element is guaranteed to have sufficient sealing effect.

Optionally, the light-transmitting cover further comprises an observation portion and an outer wall portion, the outer wall portion and the inner wall portion are fixedly connected through the observation portion, the outer wall portion is arranged around the outer side of the inner wall portion, and at least the observation portion of the light-transmitting cover is transparent or semitransparent.

Through the setting mode, the light-transmitting cover can form a sufficient light-transmitting area, the decorative effect of the micro-pressure assembly is improved, and the use experience of a user is improved.

Optionally, the micro upper cover is provided with a second sealing groove towards one side of the light-transmitting cover, the second sealing groove is annular and surrounds the first sealing groove, a second sealing element is arranged in the second sealing groove, and the outer wall portion abuts against the second sealing element to form sealing between the light-transmitting cover and the micro upper cover.

Through the setting mode, the second sealing element can be used for sealing between the light-transmitting cover and the micro-pressure upper cover, and the steam is effectively prevented from entering the inner side of the light-transmitting cover, so that an effective sealing space is formed between the light-transmitting cover and the micro-pressure upper cover.

Optionally, an end of the outer wall portion remote from the second seal and an end of the inner wall portion remote from the first seal are fixedly connected via the observation portion,

or the outer wall portion, the observation portion and the inner wall portion are of an integrally molded structure.

Through the arrangement mode, the light-transmitting cover has enough structural strength, and the service life of the micro-pressure assembly is prolonged.

Optionally, the first seal groove is closer to the trim cover than the second seal groove in a height direction of the micro-pressure assembly.

Through the arrangement mode, the internal structure of the micro-pressure assembly is more reasonable, so that gas can effectively circulate in the micro-pressure assembly.

Optionally, the micro pressure cover is provided with an inclined portion extending obliquely to a height direction of the micro pressure assembly between the first sealing groove and the second sealing groove.

Through the arrangement mode, gas can effectively circulate in the micro-pressure assembly by means of the inclined part, and meanwhile, the internal structure of the micro-pressure assembly is more reasonable.

Optionally, the light-transmitting cover is connected with the micro-pressure upper cover in a buckling manner.

Through the arrangement mode, the decorative cover and the micro-pressure upper cover can be effectively connected.

Optionally, an outwardly protruding first buckling portion is disposed on an outer surface of the outer wall portion, which is away from the inner wall portion, and a first accommodating cavity capable of accommodating the first buckling portion is disposed at a position, which is close to the first buckling portion, of the micro pressure cover.

Through the arrangement mode, the light-transmitting cover and the micro-pressure upper cover can be effectively fixed together by means of the first buckling part and the first accommodating cavity.

Optionally, the micro-pressure cover is provided with a first protective outer wall at a position close to the outer wall portion, and the first protective outer wall at least partially covers the outer wall portion, and the first accommodating cavity is formed in the first protective outer wall.

Through above-mentioned mode of setting up, can protect the printing opacity cover effectively with the help of first protection outer wall.

Optionally, the micro-pressure assembly further includes a micro-pressure cover, the micro-pressure cover is disposed below the decorative cover, the micro-pressure cover is provided with an abutting portion extending toward the decorative cover, one side of the decorative cover facing the micro-pressure cover is provided with a third sealing groove, the third sealing groove is configured in an annular shape, the air outlet is disposed between the third sealing groove and the extending portion, a third sealing member is disposed in the third sealing groove, and the abutting portion abuts against the third sealing member, so that a seal is formed between the decorative cover and the micro-pressure cover.

Through above-mentioned mode of setting up, can let the formation seal effectively between minute-pressure lower cover and the dress trim cover with the help of the third sealing member, guarantee the circulation that the gas in the minute-pressure subassembly can be normal simultaneously.

Optionally, the decorative cover is further provided with an air inlet hole, the air inlet hole is arranged on the inner side of the third sealing groove, the abutting portion is arranged in a surrounding mode and at least partially forms an air inlet channel, and the air inlet channel is communicated with the air inlet hole in a fluid mode.

Through above-mentioned mode of setting up, can make cooking utensil can communicate with external atmosphere with the help of the inlet channel in the minute-pressure subassembly for external atmosphere can get into in the culinary art space.

Optionally, one side of the micro upper cover, which is far away from the light-transmitting cover, is provided with a fourth sealing element, a fourth sealing element is arranged in the fourth sealing groove, and the fourth sealing element can abut against between the micro upper cover and the micro lower cover to form sealing between the micro upper cover and the micro lower cover.

Through the arrangement mode, effective sealing can be formed between the micro-pressure upper cover and the micro-pressure lower cover by means of the fourth sealing piece.

Optionally, an air outlet channel is at least partially formed between the micro-pressure upper cover and the abutting part, and the air outlet channel is in fluid communication with the air outlet hole.

Through above-mentioned mode of setting up, can make cooking utensil's culinary art space can be via the air outlet channel of minute-pressure subassembly and external atmosphere intercommunication for high temperature steam in the culinary art space can discharge to external atmosphere via air outlet channel.

Optionally, a gas outlet part is arranged on one side of the micro pressure cover, which is far away from the micro pressure cover, the gas outlet part is configured to be a hollow cylindrical structure, and the gas outlet part at least partially forms the gas outlet channel.

Through the arrangement mode, high-temperature steam in the cooking space can be discharged to the outside atmosphere through the air outlet part.

Optionally, the micro pressure cover and the micro pressure cover are connected by a screw fastener.

Through the arrangement mode, the micro-pressure upper cover and the micro-pressure lower cover can be effectively connected, and meanwhile, the micro-pressure upper cover and the micro-pressure lower cover are convenient to detach.

Optionally, the little lower cover is provided with annular second protection outer wall, second protection outer wall at least partially cladding little upper cover, the inboard of second protection outer wall is provided with first joint portion, little upper cover is close to the position of second protection outer wall is provided with inside sunken joint region, the joint is provided with second joint portion in the region, first joint portion can hold in the joint region, and first joint portion can joint to in the direction of height of little pressure subassembly the top of second joint portion.

Through the setting mode, the micro-pressure upper cover and the micro-pressure lower cover can be effectively connected by means of the clamping between the first clamping part and the second clamping part.

According to a second aspect of the present invention, there is also provided a cooking appliance, comprising a pot body in which an inner pot is provided, and a lid body which can be closed to the pot body, a cooking space being formed between the lid body and the inner pot when the lid body is closed to the pot body, wherein the lid body is provided therein with the minute-pressure assembly according to any one of the first aspects of the present invention.

According to the cooking utensil, the cooker comprises a cooker body and a cover body, a micro-pressure assembly is arranged in the cover body, the micro-pressure assembly comprises a micro-pressure upper cover, a decoration cover and a light-transmitting cover, high-temperature steam generated in a cooking space of the cooking utensil can be discharged to the outside atmosphere through an air outlet hole in the decoration cover, the decoration cover and the micro-pressure upper cover are fixedly connected in a hot melting mode to form a hot melting connection portion, sufficient firmness is achieved between the decoration cover and the micro-pressure upper cover, the high-temperature steam can be effectively prevented from entering the inner side of the light-transmitting cover, water drops are prevented from being formed in the light-transmitting cover, the sealing effect is excellent, meanwhile, stains are not prone to being generated in the light-transmitting cover, and the use experience of a user can be improved.

Drawings

The following drawings of the utility model are included to provide a further understanding of the utility model. The drawings illustrate embodiments of the utility model and, together with the description, serve to explain the principles of the utility model.

In the drawings:

fig. 1 is a schematic structural view of a micro-piezo assembly according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an exploded view of the micro-pressure assembly shown in FIG. 1;

fig. 4 is a schematic structural view of a light-transmissive cover in the micro-pressure module shown in fig. 1;

FIG. 5 is a cross-sectional view of the light transmissive cover shown in FIG. 4;

fig. 6 is a schematic structural view of a micro-pressure cap in the micro-pressure assembly shown in fig. 1;

FIG. 7 is a cross-sectional view of the micro-pressure cap shown in FIG. 6;

fig. 8 is a cross-sectional view of a micro-depression lower cap in the micro-depression assembly shown in fig. 1;

fig. 9 is a schematic view of a decorative cover in the micro-pressure assembly shown in fig. 1; and

fig. 10 is a sectional view of the decorative cover shown in fig. 9.

Description of reference numerals:

100: the micro-pressure component 110: micro-upper cover 111: first seal groove

112: second seal groove 113: inclined portion 114: fourth seal groove

115: first protective outer wall 116: clamping area 117: second clamping part

120: the decorative cover 121: the air outlet 122: extension part

123: the air intake holes 124: third seal groove 130: light-transmitting cover

131: outer wall portion 132: observation unit 133: inner wall part

134: projection 135: first engaging portion 140: micro-pressure cover

141: an abutting portion 142: the gas outlet 143: second protective outer wall

144: first engaging portion 151: intake passage 152: air outlet channel

161: first seal 162: second seal 163: third seal

164: fourth seal

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 utility model 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 utility model.

It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Exemplary embodiments according to the present invention will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art. In the drawings, the same reference numerals are used to designate the same elements for the sake of clarity, and thus their description will be omitted.

The utility model discloses a micro-pressure component for a cooking appliance and the cooking appliance, wherein the cooking appliance can be an electric cooker, an electric pressure cooker, an electric stewpan and other electric heating appliances, and the cooking appliance can have other cooking functions such as cooking rice and cooking porridge and soup. Hereinafter, a detailed description will be made of a micro-pressure assembly according to a preferred embodiment of the present invention with reference to fig. 1 to 10.

In one embodiment according to the present invention, a cooking appliance may include a pot body and a lid. The cooker body can be provided with an inner pot containing part in a cylindrical shape (or other shapes), and the inner pot can be freely put into or taken out of the inner pot containing part so as to be convenient for cleaning the inner pot. The inner pot is made of a metal material and has a circular opening on an upper surface, and the inner pot may be configured as a rotational body formed of a pot wall having an opening and an inner cavity. The capacity of the inner pot is usually below 6L, for example, the capacity of the inner pot can be 2L or 4L.

The cover body may include a detachable cover and an upper cover, the detachable cover being detachably connected to the upper cover. The lid body may be pivotably connected to the pot body by a pivot shaft for covering the pot body. When the cover body covers the cooker body, a cooking space is formed between the detachable cover and the inner pot.

The cooking appliance may comprise control means for effecting cooking control of the cooking appliance. For example, the Control device may be a Micro Control Unit (MCU). In addition, the cooking utensil can also be provided with a temperature sensing device. The temperature sensing device can be connected to the controlling means of cooking utensil to the temperature signal feedback to controlling means that will sense after the temperature of pot in the sensing, thereby controlling means can realize more accurate control to the process of culinary art based on temperature signal.

In addition, the cooker body can also comprise a power panel, and a control panel (also called a display panel) can be arranged on the cooker body or the cover body. The power panel can be used for supplying power to a control device, a control panel and the like.

It should be noted that although a partial structure of the cooking appliance is schematically described at this time, these lists are merely exemplary and cannot be regarded as a structural limitation of the cooking appliance of the embodiment of the present invention.

In this embodiment, a steam channel is further disposed in the cover, the cooking space can be communicated with the outside atmosphere through the steam channel, and the steam channel has an air outlet, at which the micro-pressure assembly 100 in this embodiment is installed. It is understood that the cooking appliance according to the present invention has substantially the same structure as the conventional cooking appliance except for the minute pressure assembly, and thus, for the sake of brevity, only a brief description thereof will be provided hereinafter. Hereinafter, the micro-piezo assembly in the present embodiment will be described in detail with reference to fig. 1 to 10.

As shown in fig. 1 to 3, the micro-pressure assembly 100 includes a micro-pressure upper cover 110, a cosmetic cover 120, and a light-transmitting cover 130. Wherein, the decoration cover 120 is disposed on the top of the micro-pressure upper cover 110, the decoration cover 120 is further provided with an air outlet hole 121, the decoration cover 120 is provided with an extension portion 122 extending towards the micro-pressure upper cover 110 at the outer side of the air outlet hole 121, and the extension portion 122 is configured as an annular structure. For example, the extension portion 122 may be configured as an annular flange extending toward the micro-pressure upper cover 110, and a projection of the air outlet hole 121 in the height direction of the micro-pressure assembly 100 is located inside a projection of the extension portion 122.

The light-transmitting cover 130 is also configured in a ring shape and is circumferentially disposed outside the trim cover 120, the light-transmitting cover 130 includes an inner wall portion 133, the inner wall portion 133 is capable of being at least partially attached to a circumferential outer edge of the trim cover 120, and a side of the inner wall portion 133 facing the trim cover 120 is provided with a projection 134 extending toward the trim cover 120. Illustratively, the protrusion 134 may be configured as an annular flange formed inside the inner wall 133, or may be configured as a plurality of protrusions spaced inside the inner wall 133.

In the present embodiment, the decorative cover 120 can be fixedly coupled to the minute-pressure upper cover 110. Specifically, the extension portion 122 of the decorative cover 120 and the micro-pressure upper cover 110 are fixedly connected by means of heat fusion to form a connecting portion, i.e., a heat fusion connecting portion, and the extension portion 122 abuts against the protruding portion 134, so that the protruding portion 134 is limited between the extension portion 122 and the micro-pressure upper cover 110.

As one implementation, a circumferential outer side of one end of the extension portion 122 near the micro-upper cover 110 is provided with an annular groove capable of receiving the protrusion 134. In the installation process, the light-transmitting cover 130 may be placed at a position corresponding to the micro-pressure upper cover 110, after the extension portion 122 of the decoration cover 120 is heated by the hot melting machine, the protrusion 134 is accommodated in the annular groove of the extension portion 122, the end of the extension portion 122 is attached to the upper end surface of the micro-pressure upper cover 110, and the decoration cover 120 is pressed, so that the decoration cover 120 is fixedly connected with the micro-pressure upper cover 110, wherein the protrusion 134 may be pressed between the extension portion 122 and the upper end surface of the micro-pressure upper cover 110, so as to fix the light-transmitting cover 130 together at the same time. Preferably, before being installed, the end of the extension 122 may be provided with a tapered hot-melt ring, so that it is ensured that the extension 122 can be sufficiently contacted with the end surface of the micro-pressure upper cover 110 after being heated, thereby forming an effective seal.

It can be understood that the extension portion 122 is configured to be an annular structure, and after the extension portion 122 is fixedly connected with the micro-pressure upper cover 110 by means of hot melting, an annular sealing ring is formed between the extension portion 122 and the micro-pressure upper cover 110, at this time, the high-temperature steam discharged to the outside atmosphere through the vent hole 121 does not contact the light-transmitting cover 130, so that the high-temperature steam is effectively prevented from entering the inside of the light-transmitting cover 130.

Further, in order to provide a good sealing effect between the light-transmitting cover 130 and the micro-pressure upper cover 110, in the present embodiment, as shown in fig. 1, 6 and 7, an annular first sealing groove 111 is further disposed on a side of the micro-pressure upper cover 110 facing the light-transmitting cover 130, a first sealing member 161 is disposed in the first sealing groove 111, and after the decoration cover 120 is fixedly connected to the micro-pressure upper cover 110, the first sealing member 161 can be simultaneously abutted to the light-transmitting cover 130 and the micro-pressure upper cover 110, so as to form a seal between the light-transmitting cover 130 and the micro-pressure upper cover 110. Preferably, the projection of the first sealing groove 111 in the height direction of the micro-pressure assembly 100 is located outside the projection of the extension portion 122, so as to avoid the high temperature caused by the heat melting from damaging the first sealing member 161.

Further, as shown in fig. 4 and 5, the light-transmissive cover 130 further includes an observation portion 132 and an outer wall portion 131, the outer wall portion 131 and the inner wall portion 133 are fixedly connected via the observation portion 132, and the outer wall portion 131 is disposed around the outside of the inner wall portion 133. Illustratively, the viewing portion 132 is constructed at least partially from a transparent or translucent material such that the viewing portion 132 is formed to be transparent or translucent.

Preferably, as shown in fig. 5, an end of the outer wall portion 131 away from the second sealing member 162 and an end of the inner wall portion 133 away from the second sealing member 162 are fixedly connected via the observation portion 132. More preferably, the outer wall portion 131, the inner wall portion 133 and the observation portion 132 are of an integrally molded structure, and thus, the entire light-transmissive cover 130 may be formed to be transparent or translucent.

In order to provide a good sealing effect between the light-transmissive cover 130 and the micro-pressure upper cover 110, in the present embodiment, as shown in fig. 1, 6 and 7, a second sealing groove 112 is further disposed on a side of the micro-pressure upper cover 110 facing the light-transmissive cover 130, the second sealing groove 112 is configured in an annular structure, and the second sealing groove 112 is disposed around an outer side of the first sealing groove 111, it can be understood that a projection of the second sealing groove 112 in a height direction of the micro-pressure assembly 100 is located on an outer side of the first sealing member 161. The second sealing groove 112 is provided with a second sealing member 162, and when the decoration cover 120 is fixedly connected to the micro-pressure upper cover 110, the second sealing member 162 can be abutted to the light-transmitting cover 130 and the micro-pressure upper cover 110 at the same time, so as to form a seal between the light-transmitting cover 130 and the micro-pressure upper cover 110.

Preferably, the first sealing groove 111 is closer to the trim cover 120 than the second sealing groove 112 in the height direction of the micro-pressure assembly 100, and meanwhile, the projection of the first sealing groove 111 in the height direction of the micro-pressure assembly 100 is closer to the trim cover 120 than the projection of the second sealing groove 112. More preferably, a projection of the trim cover 120 in the height direction of the micro-pressure assembly 100 is located inside a projection of the first seal groove 111.

Further, the micro pressure upper cap 110 is provided with an inclined portion 113 extending obliquely to the height direction of the micro pressure assembly 100 between the first seal groove 111 and the second seal groove 112, whereby the internal structure of the micro pressure assembly 100 can be made more reasonable, and when high temperature steam enters the inside of the micro pressure assembly 100, the high temperature steam can flow along the inclined direction of the inclined portion 113.

The light-transmitting cover 130 and the micro-pressure upper cover 110 can be connected by a snap connection. Specifically, in the present embodiment, as shown in fig. 4 and 5, the outer surface of the outer wall 131 of the light-transmitting cover 130, which is away from the inner wall 133, is provided with a first latching portion 135 protruding outward, and the micro-pressure upper cover 110 is provided with a first accommodating chamber capable of accommodating the first latching portion 135 at a position close to the first latching portion 135. When the light-transmitting cover 130 is installed on the micro-pressure upper cover 110, the first fastening portion 135 can be fastened in the first accommodating cavity, so that the light-transmitting cover 130 can be fixed on the micro-pressure upper cover 110.

Preferably, as shown in fig. 6 and 7, the micro-pressure upper cover 110 is provided with a first protective outer wall 115 at a position close to the outer wall 131, at least partially covering the outer wall 131, and the first receiving cavity may be formed on the first protective outer wall 115. Illustratively, the first protective outer wall 115 may be configured as a ring-shaped structure, and the first protective outer wall 115 may at least partially cover a bottom end of the outer wall portion 131.

More preferably, three or more first fastening portions 135 may be uniformly disposed on the circumferential outer surface of the outer wall portion 131 of the light-transmitting cover 130, and the first protective outer wall 115 may be provided with a corresponding number of first receiving cavities. Thus, when the light-transmitting cover 130 is attached to the micro-pressure upper cover 110, the light-transmitting cover 130 and the micro-pressure upper cover 110 can be effectively fixed at a plurality of positions in the circumferential direction.

Further, in the present embodiment, the micro-pressure assembly 100 further includes a micro-pressure cap 140.

As shown in fig. 1 to 3, the micro-depression cover 140 is disposed under the decoration cover 120. The micro-pressure cap 140 is provided with an abutting portion 141 extending toward the decorative cap 120, a third sealing groove 124 is provided on a side of the decorative cap 120 facing the micro-pressure cap 140, the third sealing groove 124 is configured in an annular structure, and the air outlet hole 121 is provided between the third sealing groove 124 and the extension portion 122, it can be understood that a projection of the air outlet hole 121 in a height direction of the micro-pressure assembly 100 is located between a projection of the sealing groove and a projection of the extension portion 122. A third seal 163 is disposed within the third seal groove 124, and when the micro-depression cap 140 is installed into the micro-depression assembly 100, the abutment 141 abuts against the third seal 163, thereby forming a seal between the cosmetic cap 120 and the micro-depression cap 140. For example, the abutment 141 may be inserted in the third seal groove 124 to form a seal with the third seal 163.

In the present embodiment, the number of the air outlet holes 121 is 3, and the 3 air outlet holes 121 are provided at intervals in the circumferential direction of the trim cover 120. Of course, in other embodiments, the air outlet holes 121 may have other arrangement manners.

Further, as shown in fig. 1, 6 and 7, a fourth sealing groove 114 is disposed on a side of the micro-pressure upper cover 110 away from the light-transmissive cover 130, a fourth sealing member 164 is disposed in the fourth sealing groove 114, and the fourth sealing member 164 can abut between the micro-pressure upper cover 140 and the micro-pressure upper cover 110, so as to form a seal between the micro-pressure upper cover 110 and the micro-pressure lower cover 140.

Preferably, in the height direction of the micro-pressure assembly 100, the position of the fourth seal groove 114 is lower than the position of the second seal groove 112, and the position of the second seal groove 112 is lower than the position of the first seal groove 111. More preferably, a projection of the fourth seal groove 114 in the height direction of the micro-pressure assembly 100 surrounds an outer side of a projection of the first seal groove 111.

As shown in fig. 1, an air outlet channel 152 and an air inlet channel 151 are formed in the micro-pressure assembly 100 of the present embodiment, when the micro-pressure assembly 100 is mounted on a lid of a cooking utensil, and the lid is covered on a cooker body, steam in the cooking space can be discharged to the external atmosphere through the air outlet channel 152, and the external atmosphere can also enter the cooking space through the air inlet channel 151.

Specifically, as shown in fig. 1, an air outlet channel 152 is formed at least partially between the micro-pressure upper cover 110 and the abutting portion 141, and the air outlet channel 152 is in fluid communication with the air outlet hole 121. In addition, a side of the micro-pressure lower cover 140 away from the micro-pressure upper cover 110 is provided with a gas outlet 142 protruding downward, the gas outlet 142 is configured as a hollow cylindrical structure, and a gas outlet channel 152 is also at least partially formed in the gas outlet 142. Therefore, during the operation of the cooking appliance, the high-temperature steam in the cooking space can firstly enter the air outlet part 142, then enter the region between the micro-pressure upper cover 110 and the abutting part 141, and finally be discharged to the external atmosphere through the air outlet hole 121.

Correspondingly, as shown in fig. 9 and 10, the decorative cover 120 is further provided with an air inlet hole 123, and the air inlet hole 123 is disposed inside the third sealing groove 124, it can be understood that a projection of the air inlet hole 123 in the height direction of the micro-pressure assembly 100 is located inside a projection of the third sealing groove 124, and the third sealing member 163 and the abutting portion 141 can separate the air outlet hole 121 and the air inlet hole 123 inside the micro-pressure assembly 100. In addition, one side of the micro-pressure lower cover 140, which is far away from the micro-pressure upper cover 110, is provided with an inwardly recessed fan accommodating cavity, in which a fan can be accommodated. Thus, in the process of the operation of the cooking appliance, when the overflow prevention is required, the fan may be started, so that the external cold air can enter the cooking space through the air inlet holes 123 and the air inlet channel 151.

Preferably, the side of the micro-pressure lower cover 140 away from the micro-pressure upper cover 110 is further provided with a protruding positioning part, by which the micro-pressure assembly 100 can be positioned when the micro-pressure assembly 100 is mounted into the cover body.

Further, in order to facilitate cleaning of the internal structure of the micro-pressure assembly 100, the micro-pressure upper cap 110 and the micro-pressure lower cap 140 may be screwed. Specifically, as shown in fig. 1 and 8, the micro pressure cover 140 is provided with an annular second protective outer wall 143, the second protective outer wall 143 at least partially covers the micro pressure cover 110, a first clamping portion 144 is provided on an inner side of the second protective outer wall 143, an inwardly recessed clamping area 116 is provided on a side of the outer wall portion 131 away from the inner wall portion 133, a second clamping portion 117 is provided in the clamping area 116, the first clamping portion 144 can be accommodated in the clamping area 116, and the first clamping portion 144 can be clamped above the second clamping portion 117 in a height direction of the micro pressure assembly 100.

In the actual installation process, the micro pressure cover 110 may be abutted to the micro pressure cover 140, the fourth sealing member 164 is abutted to the end surface of the micro pressure cover 140, the first clamping portion 144 is accommodated in the clamping area 116, and then the micro pressure cover 110 is rotated relative to the micro pressure cover 140, so that the first clamping portion 144 is clamped above the second clamping portion 117.

According to a second aspect of the present invention, there is also provided a cooking appliance as in the above embodiments.

The present invention has been illustrated by the above embodiments, but it should be understood that the above embodiments are for illustrative and descriptive purposes only and are not intended to limit the utility model to the scope of the described embodiments. Furthermore, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that many variations and modifications may be made in accordance with the teachings of the present invention, which variations and modifications are within the scope of the present invention as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (18)

1. A minute-pressure subassembly for cooking utensil, cooking utensil includes the lid, the lid is provided with the gas outlet, minute-pressure subassembly be used for installing to gas outlet department, its characterized in that, minute-pressure subassembly includes:

a micro-upper cover (110);

a decorative cover (120), wherein the decorative cover (120) is arranged on the top of the micro-pressure upper cover (110), the decorative cover (120) is provided with an air outlet hole (121), the decorative cover (120) is provided with an extension part (122) extending towards the micro-pressure upper cover (110) at the outer side of the air outlet hole (121), and the extension part (122) is annular; and

a light-transmitting cover (130), the light-transmitting cover (130) being configured as a ring-shaped structure and disposed around an outer side of the decorative cover (120), the light-transmitting cover (130) including an inner wall portion (133), a side of the inner wall portion (133) facing the decorative cover (120) being provided with a projection (134) extending toward the decorative cover (120);

wherein, the extension part (122) of the decorative cover (120) is fixedly connected with the micro-pressure upper cover (110) to form a connecting part which is a hot melting connecting part, and the extension part (122) abuts against the protruding part (134) to limit the protruding part (134) between the extension part (122) and the micro-pressure upper cover (110).

2. The micro-pressure assembly for a cooking appliance according to claim 1, wherein a side of the micro-pressure upper cover (110) facing the light transmissive cover (130) is provided with a first sealing groove (111) having a ring shape, a first sealing member (161) is provided in the first sealing groove (111), and the inner wall portion (133) abuts against the first sealing member (161) to form a seal between the light transmissive cover (130) and the micro-pressure upper cover (110).

3. The micro-pressure assembly for a cooking appliance according to claim 2, wherein the light-transmissive cover (130) further comprises a viewing portion (132) and an outer wall portion (131), the outer wall portion (131) and the inner wall portion (133) are fixedly connected via the viewing portion (132), and the outer wall portion (131) is disposed around an outer side of the inner wall portion (133), at least the viewing portion (132) of the light-transmissive cover (130) being transparent or translucent.

4. The micro-pressure assembly for a cooking appliance according to claim 3, wherein a second sealing groove (112) is further disposed on a side of the micro-pressure cover (110) facing the light transmissive cover (130), the second sealing groove (112) is configured to be annular and disposed around an outer side of the first sealing groove (111), a second sealing member (162) is disposed in the second sealing groove (112), and the outer wall portion (131) abuts against the second sealing member (162) to form a seal between the light transmissive cover (130) and the micro-pressure cover (110).

5. Minute pressure assembly for cooking appliance according to claim 4, wherein an end of said outer wall portion (131) remote from said second sealing member (162) and an end of said inner wall portion (133) remote from said first sealing member (161) are fixedly connected via said observation portion (132),

or the outer wall portion (131), the observation portion (132), and the inner wall portion (133) are formed integrally.

6. The micro-pressure assembly for a cooking appliance according to claim 4, wherein the first sealing groove (111) is closer to the trim cover (120) than the second sealing groove (112) in a height direction of the micro-pressure assembly (100).

7. The micro pressure assembly for a cooking appliance according to claim 6, wherein the micro pressure upper cover (110) is provided with an inclined portion (113) extending inclined to a height direction of the micro pressure assembly (100) between the first sealing groove (111) and the second sealing groove (112).

8. The micro-pressure assembly for a cooking appliance according to claim 3, wherein the light-transmitting cover (130) and the micro-pressure upper cover (110) are in snap-fit connection.

9. The micro-pressure assembly for a cooking appliance according to claim 8, wherein an outer surface of the outer wall portion (131) away from the inner wall portion (133) is provided with a first buckling portion (135) protruding outward, and the micro-pressure cover (110) is provided with a first accommodating cavity capable of accommodating the first buckling portion (135) at a position close to the first buckling portion (135).

10. Micropressure assembly for a cooking appliance according to claim 9, characterized in that the micropressure cover (110) is provided, in a position close to the outer wall (131), with a first protective outer wall (115) at least partially enveloping the outer wall (131), the first housing chamber being formed on the first protective outer wall (115).

11. The micro-pressure assembly for a cooking appliance according to any one of claims 1 to 10, characterized in that the micro-pressure assembly further comprises a micro-pressure cap (140), the micro-pressure cap (140) being disposed under the decoration cap (120), the micro-depression cover (140) is provided with an abutment portion (141) extending toward the decorative cover (120), a third sealing groove (124) is arranged on one side of the decorative cover (120) facing the micro-depression cover (140), the third sealing groove (124) is configured in an annular shape, the gas outlet hole (121) is provided between the third sealing groove (124) and the extension portion (122), a third seal (163) is provided in the third seal groove (124), the abutment portion (141) abuts against the third seal (163), to form a seal between the decorative cover (120) and the micro-depression cover (140).

12. The micro-pressure assembly for a cooking appliance according to claim 11, wherein the decoration cover (120) is further provided with an air intake hole (123), the air intake hole (123) is disposed inside the third sealing groove (124), the abutting portion (141) is disposed around and at least partially forms an air intake channel (151), and the air intake channel (151) is in fluid communication with the air intake hole (123).

13. The micro-pressure assembly for a cooking appliance according to claim 11, wherein a side of the micro-pressure upper cover (110) away from the light transmissive cover (130) is provided with a fourth sealing groove (114), a fourth sealing member (164) is provided in the fourth sealing groove (114), and the fourth sealing member (164) can abut between the micro-pressure upper cover (140) and the micro-pressure upper cover (110) to form a seal between the micro-pressure upper cover (110) and the micro-pressure upper cover (140).

14. The micro-pressure assembly for a cooking appliance according to claim 11, wherein an air outlet channel (152) is at least partially formed between the micro-pressure upper cover (110) and the abutting portion (141), the air outlet channel (152) being in fluid communication with the air outlet hole (121).

15. The micro-pressure assembly for a cooking appliance according to claim 14, wherein a side of the micro-pressure cover (140) away from the micro-pressure cover (110) is provided with a gas outlet part (142), the gas outlet part (142) is configured as a hollow cylindrical structure, and the gas outlet part (142) at least partially forms the gas outlet channel (152).

16. The micro-pressure assembly for a cooking appliance according to claim 11, wherein the micro-pressure cover (110) and the micro-pressure cover (140) are in a screw connection.

17. The micro-pressure assembly for a cooking utensil according to claim 16, wherein the micro-pressure cover (140) is provided with a second annular protective outer wall (143), the second protective outer wall (143) at least partially covers the micro-pressure cover (110), a first clamping portion (144) is provided on the inner side of the second protective outer wall (143), a clamping area (116) which is recessed inwards is provided at a position of the micro-pressure cover (110) close to the second protective outer wall (143), a second clamping portion (117) is provided in the clamping area (116), the first clamping portion (144) can be accommodated in the clamping area (116), and the first clamping portion (144) can be clamped above the second clamping portion (117) in the height direction of the micro-pressure assembly (100).

18. A cooking appliance, comprising a pot body and a lid, wherein an inner pot is provided in the pot body, the lid can be closed to the pot body, and when the lid is closed to the pot body, a cooking space is formed between the lid and the inner pot, wherein the lid is provided therein with a minute-pressure assembly according to any one of claims 1 to 17.

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