CN112043169B - Pot cover assembly of cooking utensil and cooking utensil - Google Patents
Pot cover assembly of cooking utensil and cooking utensil Download PDFInfo
- Publication number
- CN112043169B CN112043169B CN201910491871.0A CN201910491871A CN112043169B CN 112043169 B CN112043169 B CN 112043169B CN 201910491871 A CN201910491871 A CN 201910491871A CN 112043169 B CN112043169 B CN 112043169B
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- steam
- valve
- cover
- gas
- cooking appliance
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/06—Lids or covers for cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/38—Parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapors from cooking utensils
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention discloses a pot cover assembly of a cooking appliance and the cooking appliance, wherein the pot cover assembly of the cooking appliance comprises: the pot cover assembly comprises an inner cover and a face cover arranged above the inner cover, and the face cover is provided with an exhaust port; the steam valve is arranged between the inner cover and the face cover, a steam cavity is limited in the steam valve, the steam valve is provided with a steam inlet and a steam outlet which are communicated with the steam cavity, and the steam outlet corresponds to the exhaust port in position and is communicated with the exhaust port. According to the pot cover assembly of the cooking appliance, the steam valve is arranged between the inner cover and the surface cover, so that the steam valve is hidden in the pot cover assembly, the appearance of the surface cover is not damaged, the overall appearance visual effect of the pot cover assembly of the cooking appliance is improved, the modularized design is favorably realized, the volume of the steam valve can be increased, and the anti-overflow function is enhanced.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a pot cover assembly of a cooking appliance and the cooking appliance.
Background
Cooking utensil's among the relevant art steam valve sets up on the face lid, and the steam valve is for the protruding setting of the upper surface of face lid, has not only destroyed the integrality of face lid upper surface, leads to the visual effect variation. In addition, if the appearance of the cover is improved by reducing the volume of the steam valve, the function of preventing the overflow of the steam valve is deteriorated.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a pot cover assembly of a cooking appliance, which has an attractive appearance and a better anti-overflow function.
The invention also provides a cooking appliance with the pot cover assembly.
According to the pot cover assembly of the cooking utensil of the embodiment of the first aspect of the invention, the pot cover assembly comprises: the cooker cover assembly comprises an inner cover and a face cover arranged above the inner cover, and the face cover is provided with an exhaust port; the steam valve sets up the inner cup with between the face lid, be injectd the steam chamber in the steam valve, the steam valve have with steam inlet and the steam outlet of steam chamber intercommunication, the steam outlet with the gas vent position corresponds and communicates each other.
According to the pot cover assembly of the cooking appliance, the steam valve is arranged between the inner cover and the surface cover, so that the steam valve is hidden in the pot cover assembly, the appearance of the surface cover is not damaged, the overall appearance visual effect of the pot cover assembly of the cooking appliance is improved, the volume of the steam valve can be increased, and the anti-overflow function is enhanced.
According to some embodiments of the present invention, the pot cover assembly of the cooking appliance further comprises: a heater disposed outside the steam valve and extending in a circumferential direction of the steam inlet.
In some embodiments, the heating element has a power density of 20W/m to 50W/m; and/or the distance between the heating element and at least a part of the inner wall surface of the steam valve at the steam inlet is 8mm-25 mm.
According to some embodiments of the invention, the steam valve comprises a valve seat and a valve cover disposed over the valve seat, the valve seat and valve cover being integrally formed; or the valve seat and the valve cover are formed separately and are connected in a clamping manner or in a threaded manner; or an outer convex ring surrounding the steam outlet is arranged on the outer surface of the valve cover and inserted into the exhaust port.
According to some embodiments of the invention, the inner cover has a steam passage, and the steam inlet communicates with the steam passage, wherein a lower sealing ring is provided between the bottom of the steam valve and the inner cover for sealing a gap between the steam valve and the inner cover.
In some embodiments, the upper surface of the inner cap has a first annular groove surrounding the steam passage, the lower sealing ring is provided at the steam passage and the lower sealing ring has an annular rib engaged with the first annular groove; and/or the lower sealing ring comprises an installation part and a sealing part, the installation part is arranged between the steam valve and the inner cover, and the longitudinal section of the sealing part forms a bent shape; and/or the inner peripheral wall of the lower sealing ring is provided with a support platform and a guide inclined plane positioned above the support platform, and the bottom of the steam valve is inserted into the lower sealing ring and supported on the support platform.
In some embodiments, the lid assembly further comprises a cover plate assembly disposed below the inner lid, an upper end of the lower sealing ring is mounted between the steam valve and the inner lid, a lower end of the lower sealing ring abuts against the cover plate assembly, and a lower end of the lower sealing ring has a reinforcing rib.
In some examples, the pot cover subassembly still includes the heat preservation bedplate, the heat preservation bedplate is located the inner cup with between the apron subassembly, wherein, the lower surface of inner cup has the second ring channel of encircleing steam channel, the heat preservation bedplate has dodges steam channel's hole of dodging, dodge the hole along form with the second ring channel complex rib of buckling.
According to some embodiments of the invention, the lid assembly has a pressure relief hole communicating with the steam chamber and the cooking chamber of the cooking appliance, and further comprises a pressure control device for controlling the opening and closing of the pressure relief hole.
In some embodiments, the steam valve has a mounting port in communication with the steam chamber, and the pressure control device includes: the pressure control sealing element is arranged at the mounting opening, and at least one part of the pressure control sealing element extends into the steam channel to open and close the pressure relief hole; and the driving piece is used for controlling the pressure control sealing piece to open and close the pressure relief hole.
In some embodiments, the outer wall surface of the steam valve is provided with a fixing part, the driving part is provided with a connecting part matched with the fixing part, and the outer wall surface of the steam valve is further provided with a reinforcing part connected with the fixing part; and/or the outer wall surface of the steam valve is provided with a positioning rib surrounding the mounting opening, and the pressure control sealing piece is provided with a positioning groove matched with the positioning rib; and/or the outer wall surface of the steam valve is provided with a wire blocking piece, and at least one part of the wire blocking piece is positioned on the outer side of the driving piece so as to separate the driving piece from a wire harness in the pot cover assembly.
According to an embodiment of the present invention, the steam inlet is formed at a bottom of the steam valve, and the steam outlet is formed at a top of the steam valve; and/or the length of the steam outlet is 20mm-140mm, and the width of the steam outlet is 1.5mm-15 mm; and/or the dimension of the steam inlet in a first direction is 20mm-190mm, and the dimension of the steam inlet in a second direction perpendicular to the first direction is 10mm-190 mm; and/or, the steam inlet forms a half-moon shape; and/or at least one part of the inner side wall surface of the steam valve extends from top to bottom to the central position in the steam cavity; and/or the bent part of the inner wall surface of the steam valve forms a smooth curved surface; and/or the flow area of the steam inlet is 200mm2-36100mm2(ii) a And/or the steam inlet forms a constriction relative to the cross-sectional area of the steam chamber.
The cooking appliance according to the second aspect of the embodiment of the invention comprises the pot cover assembly of the cooking appliance according to the embodiment.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a top view of a pot cover assembly of a cooking appliance according to an embodiment of the present invention;
FIG. 2 is a bottom view of the pot cover assembly of the cooking appliance with the cover plate assembly removed, according to one embodiment of the present invention;
fig. 3 is a bottom view of a pot cover assembly of a cooking appliance, with a cover plate assembly removed, according to another embodiment of the present invention;
fig. 4 is a bottom view of the pot cover assembly of the cooking appliance, with the cover plate assembly removed, according to yet another embodiment of the present invention;
fig. 5 is a schematic structural view of a cooking appliance according to an embodiment of the present invention;
FIG. 6 is an enlarged partial view of the structure shown in FIG. 5;
fig. 7 is an exploded view of a pot cover assembly of a cooking appliance according to an embodiment of the present invention;
fig. 8 is a schematic view of the steam valve and the pressure relief device.
Reference numerals:
the cooking appliance 100 is provided with a cooking unit,
a pot body 10, an inner pot 11, a cooking cavity 12,
a pot cover assembly (200) is arranged on the pot cover,
a pot cover assembly (20) is provided,
the inner lid 21, the steam passage 210, the first annular groove 211, the second annular groove 212,
the surface cover 22, the air outlet 221,
a cover plate assembly 23, a pressure relief hole 230, a cover plate body 231, a pressing ring 232, a sealing ring 233,
a heat preservation seat plate 24, a relief hole 241, a bending rib 242,
the heating member (25) is provided,
a steam valve 30, a steam chamber 301, a steam inlet 302, a steam outlet 303,
the valve seat 31, the mounting ribs 311, the fixing portions 312, the positioning ribs 313, the mounting openings 314, the reinforcing portions 315,
the valve cover 32, the convex ring 321, the thread blocking member 322,
an upper sealing ring 33, a mounting groove 331, a stop flange 332, a groove 333,
a lower packing 34, a mounting portion 341, an annular rib 3411, a sealing portion 342, a support base 343, a guide slope 344, a rib 345,
the pressure control device (40) is provided with a pressure control device,
the mounting base (41) is provided with a mounting base,
a driving member 42, an electromagnetic driving device 421, a return elastic member 422, a push rod 423, a connecting portion 424,
a pressure control sealing piece 43, a positioning groove 430, a buffer cavity 431, a buffer rib 432,
a vacuum pump 50 and a solenoid valve 60.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
A pot cover assembly 200 of a cooking appliance according to an embodiment of the present invention is described below with reference to fig. 1 to 8. The cooking appliance 100 may be an electric cooker, a pressure cooker, a cooking machine, etc.
As shown in fig. 1 to 7, a lid assembly 200 of a cooking appliance according to an embodiment of the present invention includes a lid assembly 20 and a steam valve 30.
The pot cover assembly 20 comprises an inner cover 21 and a face cover 22, the face cover 22 is arranged above the inner cover 21, the face cover 22 is provided with an air outlet 221, a steam valve 30 is arranged between the inner cover 21 and the face cover 22, a steam cavity 301 is defined in the steam valve 30, the steam valve 30 is provided with a steam inlet 302 and a steam outlet 303, the steam inlet 302 and the steam outlet 303 are both communicated with the steam cavity 301, and the steam outlet 303 corresponds to the air outlet 221 in position and is communicated with each other. Steam flows upward from the steam inlet 302 into the steam chamber 301 and is finally discharged from the steam outlet 303.
According to the pot cover assembly 200 of the cooking appliance, the steam valve 30 is arranged between the inner cover 21 and the face cover 22, so that the steam valve 30 is hidden in the pot cover assembly 20, the appearance of the face cover 22 is not damaged, the overall appearance visual effect of the pot cover assembly 200 of the cooking appliance is improved, the volume of the steam valve 30 can be increased, and the anti-overflow function is enhanced.
To better achieve the anti-overflow function, the steam inlet 302 is located away from the steam outlet 303, and in this embodiment, the steam inlet 302 is located at the bottom of the steam valve 30 and the steam outlet 303 is located at the top of the steam valve 30.
The applicant found that if the steam outlet 303 is too large, the appearance of the lid assembly 200 of the cooking appliance may be affected, and if the steam outlet 303 is too small, the air discharge may be not smooth, so that in the embodiment shown in fig. 1, the length X1 of the steam outlet 303 is set to 20mm to 140mm, and the width L1 of the steam outlet 303 is set to 1.5mm to 15 mm.
To facilitate cleaning and wiping of the inner wall of the steam valve 30, the size of the steam inlet 302 in the first direction is set to 20mm to 190mm, and the size of the steam inlet 302 in the second direction perpendicular to the first direction is set to 10mm to 190 mm.
For example, as shown in fig. 2, the first direction may be oriented in a front-rear direction of the lid assembly 20, and the second direction is oriented in a left-right direction of the lid assembly 20, i.e., a dimension L2 of the steam inlet 302 in the first direction is set to be 20mm-190mm, and a dimension X2 of the steam inlet 302 in the second direction perpendicular to the first direction is set to be 10mm-190 mm. For another example, the first direction may be oriented in a left-right direction of the lid assembly 20, and the second direction is oriented in a front-rear direction of the lid assembly 20.
Wherein the steam inlet 302 forms a half-moon shape. Specifically, the outline of the steam inlet 302 includes a first side and a second side connected at two ends, respectively, the first side forms a semi-circular arc shape, and the second side can form one or a combination of an arc shape and a straight line shape. By providing the steam inlet 302 with a half-moon shape, ergonomics is provided for the user's fingers to be inserted into the steam chamber 301 for wiping.
As shown in fig. 6, according to some embodiments of the present invention, at least a portion of the inner side wall surface of the steam valve 30 extends from top to bottom to a central position in the steam cavity 301, for example, at least a portion of the inner side wall surface of the steam valve 30 forms an inclined surface, which not only allows rice water and condensed water entering the steam cavity 301 to flow back rapidly, but also facilitates to increase the volume of the steam cavity 301 while reducing the height of the steam valve 30, and facilitates to realize the built-in design of the steam valve 30 by reducing the height of the steam valve 30, and facilitates to enhance the anti-overflow function of the steam valve 30 by increasing the volume of the steam cavity 301.
In order to ensure that the rice water and the condensed water in the steam cavity 301 can smoothly flow back, the bent part of the inner wall surface of the steam valve 30 is formed into a smooth curved surface, and the bent part of the inner wall surface of the steam valve 30 is formed into a smooth curved surface, so that the forming and the demolding are facilitated.
To facilitate cleaning and wiping of the inner wall of the steam valve 30, the steam inlet 302 has a flow area of 200mm2-36100mm2. According to some embodiments of the present invention, the steam inlet 302 forms a constriction with respect to the cross-sectional area of the steam chamber 301, and the flow area of the steam inlet 302 is 300mm2-2000mm2Thereby preventing heat loss in this area.
It can be understood that, as the steam cavity 301 is communicated with the atmosphere through the steam outlet 303, the steam cavity 301 is easy to generate heat exchange to cause heat dissipation, so that a temperature cold zone is formed at the position of the steam cavity 301, so that the food is heated unevenly, and the condensed water generated in the steam cavity 301 flows back and then drops on the food, which is easy to rot.
In order to solve the above-mentioned technical problem, in the embodiment shown in fig. 4, the heating member 25 is provided at the steam inlet 302 or the contraction portion, and the heating member 25 is provided outside the steam valve 30 and extends in the circumferential direction of the steam inlet 302. Through setting up heating element 25, can avoid the position formation temperature cold district at steam chamber 301 place to guarantee that the temperature field in the culinary art intracavity is even, make food be heated evenly, promote the culinary art effect, simultaneously, heating element 25 can improve the temperature of steam inlet 302 department, makes when the heat preservation stage, and the steam of steam inlet 302 department can be evaporated fast, avoids steam here to condense into the drop of water and flows back.
In some embodiments, the power density of the heating element 25 is 20W/m to 50W/m to meet functional requirements.
In some embodiments, the distance between the heating element 25 and at least a portion of the inner wall surface of the steam valve 30 at the steam inlet 302 is 8mm-25mm, ensuring that the heating element 25 will quickly vaporize the steam at the steam inlet 302.
As shown in fig. 6-8, according to some embodiments of the present invention, the steam valve 30 includes a valve seat 31 and a valve cover 32, the valve cover 32 is disposed above the valve seat 31, and the valve seat 31 and the valve cover 32 are integrally formed or the valve seat 31 and the valve cover 32 are separately formed. Specifically, the valve cover 32 abuts the face cover 22, and the valve seat 31 abuts the inner cover 21.
In some embodiments, the valve seat 31 and the valve cover 32 are formed separately, and the valve seat 31 and the valve cover 32 are connected in a snap-fit manner or in a threaded manner, so that the pre-positioning of the valve seat 31 and the valve cover 32 can be realized, and the connection reliability of the valve seat 31 and the valve cover 32 can be ensured.
In some embodiments, the steam outlet 303 is formed on the valve cover 32, and the outer surface of the valve cover 32 is provided with an outer protruding ring 321 surrounding the steam outlet 303, and the outer protruding ring 321 is inserted into the exhaust opening 221 to prevent the valve cover 32 from being displaced relative to the surface cover 22, thereby further ensuring the installation reliability of the steam valve 30.
In some embodiments, the valve seat 31 and the valve cover 32 are formed separately, and an upper sealing ring 33 is disposed between the valve seat 31 and the valve cover 32 for sealing a gap between the valve seat 31 and the valve cover 32 to ensure the sealing performance of the steam chamber 301.
In some examples, one of the valve seat 31 and the valve cover 32 has a mounting rib 311, the upper seal ring 33 has a mounting groove 331, and the mounting groove 331 is engaged with the mounting rib 311. As shown in fig. 6, in the present embodiment, the top of the valve seat 31 has an opening and an annular mounting rib 311 surrounding the opening, and the upper seal ring 33 has an annular mounting rib 311 with the opening facing downward, so as to ensure the sealing performance of the valve seat 31 and the valve cover 32 in the circumferential direction.
In order to ensure the matching reliability and sealing performance of the mounting rib 311 and the upper sealing ring 33, a rib position is arranged on the inner wall surface of the mounting groove 331, so that the rib position is stopped against the mounting rib 311, and the anti-falling effect is achieved.
In some examples, the upper seal 33 is mounted on one of the valve seat 31 and the valve cover 32, and the upper seal 33 has a stop flange 332 extending toward the other of the valve seat 31 and the valve cover 32. As shown in fig. 6, in the present example, the upper seal ring 33 is mounted on the valve seat 31, and the top of the upper seal ring 33 has an abutting flange 332 extending obliquely toward the inside thereof, and the abutting flange 332 abuts against the valve cover 32, thereby further ensuring the sealing property between the valve seat 31 and the valve cover 32.
In some specific examples, one end of the abutting flange 332 is a fixed end, the other end of the abutting flange 332 is a free end to abut against the other of the valve seat 31 and the valve cover 32, the upper sealing ring 33 is formed with a groove 333 at the fixed end of the abutting flange 332, and by providing the groove 333 at the fixed end of the abutting flange 332, the deformation amount of the abutting flange 332 can be increased, so as to further improve the sealing effect.
As shown in fig. 6, according to some embodiments of the present invention, the inner lid 21 has a steam passage 210, and the steam inlet 302 communicates with the steam passage 210, wherein a lower sealing ring 34 is provided between the bottom of the steam valve 30 and the inner lid 21 for sealing a gap between the steam valve 30 and the inner lid 21.
In some embodiments, the upper surface of the inner cap 21 has a first annular groove 211, the first annular groove 211 surrounds the steam passage 210, the lower sealing ring 34 is provided at the steam passage 210, and the lower sealing ring 34 has an annular rib 3411 engaged with the first annular groove 211, thereby securing the connection reliability of the inner cap 21 and the lower sealing ring 34.
In some embodiments, the lower seal ring 34 includes a mounting portion 341 and a sealing portion 342, the mounting portion 341 is disposed between the steam valve 30 and the inner lid 21, and a longitudinal section of the sealing portion 342 is formed in a bent shape. By providing the seal portion 342 in a bent shape, the amount of deformation of the seal portion 342 can be increased, thereby enhancing the sealing effect.
In some embodiments, the lid assembly 20 further includes a cover plate assembly 23, the cover plate assembly 23 is disposed under the inner lid 21, the upper end of the lower sealing ring 34 is installed between the steam valve 30 and the inner lid 21, and the lower end of the lower sealing ring 34 abuts against the cover plate assembly 23, so that the upper end and the lower end of the lower sealing ring 34 are respectively tightly attached to the inner lid 21 and the cover plate assembly 23, and the sealing effect of the inner lid 21, the cover plate assembly 23 and the lower sealing ring 34 is achieved. Wherein, the lower end of the lower sealing ring 34 is provided with a reinforcing rib 345, thereby enhancing the structural strength of the lower sealing ring 34.
In some examples, as shown in fig. 6, the pot cover assembly 20 further includes an insulation seat plate 24, the insulation seat plate 24 is located between the inner cover 21 and the cover plate assembly 23, wherein the lower surface of the inner cover 21 has a second annular groove 212, the second annular groove 212 surrounds the steam channel 210, the insulation seat plate 24 has an avoiding hole 241 avoiding the steam channel 210, and a bending rib 242 matching with the second annular groove 212 is formed along the hole edge of the avoiding hole 241, so that the sealing effect is better than the connection mode of fixing the insulation seat plate by a screw in the related art, and the lower sealing ring 34 is compressed by the inner cover 21 to generate a compression amount, so that the sealing is more stable.
In some embodiments, as shown in fig. 6, the inner peripheral wall of the lower packing 34 has a support base 343 and a guide slope 344, the guide slope 344 is located above the support base 343, and the bottom of the steam valve 30 is inserted into the lower packing 34 and supported on the support base 343. By providing the guide slope 344, a junction between the inner peripheral wall and the top of the lower sealing ring 34 is chamfered, so that the guide slope 344 is processed to facilitate installation of the steam valve 30.
According to some embodiments of the present invention, the lid assembly 20 has a pressure relief hole 230, the pressure relief hole 230 communicates with the steam cavity 301 and the cooking cavity 12, and the lid assembly 200 of the cooking appliance further includes a pressure control device 40, wherein the pressure control device 40 is used for controlling the opening and closing of the pressure relief hole 230, so as to relieve the pressure and seal the cooking cavity 12.
In some embodiments, the steam valve 30 has a mounting opening 314 communicating with the steam chamber 301, the pressure control device 40 includes a pressure control sealing member 43 and a driving member 42, the pressure control sealing member 43 is disposed at the mounting opening 314, at least a portion of the pressure control sealing member 43 extends into the steam passage 210, so as to facilitate opening and closing of the pressure relief hole 230, and the driving member 42 is used for controlling the pressure control sealing member 43 to open and close the pressure relief hole 230. The pressure control device 40 is arranged on the steam valve 30, so that the modular design of the pressure control device 40 and the steam valve 30 is realized, and the assembly efficiency is improved.
In some examples, the mounting opening 314 is provided with a mounting seat 41 and a pressure control sealing member 43, the mounting seat 41 is press-fitted on the top of the pressure control sealing member 43, and the driving member 42 is provided on the mounting seat 41, so that the structure is simple, and the assembly and disassembly are convenient.
As shown in fig. 6, the driving member 42 includes an electromagnetic driving device 421, a reset elastic member 422 and a push rod 423, the electromagnetic driving device 421 is matched with the push rod 423, so that the push rod 423 is pushed to move by the electromagnetic driving device 421, the upper end of the push rod 423 has a limiting portion, the reset elastic member 422 is sleeved on the push rod 423, two ends of the reset elastic member 422 respectively abut against the electromagnetic driving device 421 and the limiting portion, and the push rod 423 resets by the reset elastic member 422.
Further, the lower end of the push rod 423 abuts against the pressure-controlling packing 43, thereby opening and closing the pressure-relief hole 230 with the pressure-controlling packing 43. Wherein, the pressure control sealing member 43 has a buffer chamber 431 with an open upper end therein, the top of the pressure control sealing member 43 has a buffer rib 432 surrounding the opening of the buffer chamber 431, and the lower end of the push rod 423 abuts against the buffer rib 432.
In some embodiments, the outer wall of the steam valve 30 is provided with a fixing portion 312, and the driving member 42 has a connecting portion 424 matched with the fixing portion 312.
For example, the outer wall of the valve seat 31 of the steam valve 30 is provided with at least two fixing portions 312 arranged at intervals, the fixing portions 312 form fixing columns, the connecting portions 424 form connecting lugs corresponding to the positions of the fixing columns, and the connecting lugs are provided with connecting holes, so that the steam valve 30 is fixedly mounted through connecting pieces penetrating through the connecting holes and the fixing columns.
As shown in fig. 8, in some examples, the outer wall surface of the steam valve 30 further has a reinforcement part 315 connected to the fixing part 312. Specifically, each fixing portion 312 forms a fixing column, a side peripheral wall of the fixing column is provided with a plurality of reinforcing portions 315 arranged at intervals, and by providing the reinforcing portions 315, the structural strength of the fixing portion 312 is enhanced, the valve seat 31 is prevented from being deformed, and the installation reliability of the steam valve 30 is further ensured.
In some embodiments, the outer wall surface of the steam valve 30 has a positioning rib 313, the positioning rib 313 surrounds the mounting opening 314, and the pressure control sealing member 43 has a positioning groove 430 matched with the positioning rib 313, so that the pressure control sealing member 43 can be pre-positioned, the anti-dropping effect can be realized, and the mounting reliability of the pressure control sealing member 43 is ensured.
In some embodiments, the outer wall surface of the steam valve 30 has a wire blocking member 322, and at least a portion of the wire blocking member 322 is located outside the driving member 42, thereby isolating the driving member 42 from the wire harness inside the pot cover assembly 20. In this embodiment, the wire blocking member 322 is formed at one side of the valve cover 32, and the wire blocking member 322 defines a channel, the upper end of the push rod 423 of the driving member 42 and the elastic return member 422 are located in the channel, and the wire blocking member 322 can play a role of protection, so as to prevent the wire harness in the lid assembly 20 from interfering with the push rod 423 and the elastic return member 422.
According to some embodiments of the present invention, the pot lid assembly 200 of the cooking appliance further includes a vacuum pump 50 and an electromagnetic valve 60, the electromagnetic valve 60 is connected between the vacuum pump 50 and the air exhaust hole for controlling the on/off of the air flow between the vacuum pump 50 and the air exhaust hole, and the vacuum pump 50 can exhaust the cooking cavity 12 into a negative pressure state, so as to achieve negative pressure cooking and negative pressure heat preservation.
As shown in fig. 5 to 7, the cooking appliance 100 according to the embodiment of the present invention includes a pot cover assembly 200 of the cooking appliance according to the above-described embodiment. Specifically, cooking utensil 100 further includes a pan body 10, pan body 10 includes an inner pan 11, inner pan 11 defines an open-top cooking chamber 12, and lid assembly 200 of the cooking utensil is pivotably disposed on the top of pan body 10 between an open position and a closed position.
Since the cooking appliance 100 according to the embodiment of the present invention has the above technical effects, the cooking appliance 100 according to the embodiment of the present invention also has the above technical effects, that is, the cooking appliance 100 of the present application has an attractive appearance, a good overall appearance visual effect, and a good anti-overflow function.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Other constructions and operations of the cooking appliance 100 according to the embodiment of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (12)
1. A lid assembly for a cooking appliance, comprising:
the cooker cover assembly comprises an inner cover and a face cover arranged above the inner cover, and the face cover is provided with an exhaust port;
the steam valve is arranged between the inner cover and the face cover, a steam cavity is defined in the steam valve, the steam valve is provided with a steam inlet and a steam outlet which are communicated with the steam cavity, and the steam outlet corresponds to the exhaust port in position and is communicated with the exhaust port;
a heater disposed outside the steam valve and extending in a circumferential direction of the steam inlet.
2. The lid assembly of a cooking appliance of claim 1, wherein the heating element has a power density of 20W/m to 50W/m; and/or the presence of a gas in the gas,
the distance between the heating element and at least a portion of the inner wall surface of the steam valve at the steam inlet is 8mm-25 mm.
3. The lid assembly of a cooking appliance of claim 1, wherein the steam valve includes a valve seat and a valve cover disposed over the valve seat,
the valve seat and the valve cover are integrally formed; or the like, or, alternatively,
the valve seat and the valve cover are formed separately, and the valve seat and the valve cover are connected in a clamping mode or in a threaded mode; or the like, or, alternatively,
the steam outlet is formed on the valve cover, an outer convex ring surrounding the steam outlet is arranged on the outer surface of the valve cover, and the outer convex ring is inserted into the exhaust port.
4. The pot cover assembly of a cooking appliance of claim 1, wherein the inner cover has a steam passage, the steam inlet communicating with the steam passage,
and a lower sealing ring is arranged between the bottom of the steam valve and the inner cover and used for sealing a gap between the steam valve and the inner cover.
5. The pot cover assembly of the cooking appliance according to claim 4, wherein the upper surface of the inner cover has a first annular groove surrounding the steam passage, the lower sealing ring is provided at the steam passage and the lower sealing ring has an annular rib engaged with the first annular groove; and/or the presence of a gas in the gas,
the lower sealing ring comprises an installation part and a sealing part, the installation part is arranged between the steam valve and the inner cover, and the longitudinal section of the sealing part forms a bent shape; and/or the presence of a gas in the gas,
the inner peripheral wall of the lower sealing ring is provided with a supporting table and a guide inclined plane positioned above the supporting table, and the bottom of the steam valve is inserted into the lower sealing ring and supported on the supporting table.
6. The lid assembly of a cooking appliance as claimed in claim 5, wherein the lid assembly further comprises a cover plate assembly disposed below the inner lid, an upper end of the lower sealing ring is installed between the steam valve and the inner lid, a lower end of the lower sealing ring abuts against the cover plate assembly, and a lower end of the lower sealing ring has a reinforcing rib.
7. The lid assembly of a cooking appliance of claim 6, wherein the lid assembly further comprises an insulation seat plate located between the inner lid and the cover plate assembly,
the lower surface of the inner cover is provided with a second annular groove surrounding the steam channel, the heat preservation seat plate is provided with a avoiding hole avoiding the steam channel, and the hole edge of the avoiding hole forms a bending rib matched with the second annular groove.
8. The lid assembly of the cooking appliance of claim 1, wherein the lid assembly has a pressure relief hole communicating with the steam chamber and the cooking chamber of the cooking appliance, and further comprising a pressure control device for controlling the opening and closing of the pressure relief hole.
9. The lid assembly of a cooking appliance of claim 8, wherein the steam valve has a mounting port in communication with the steam chamber, the pressure control device comprising:
the pressure control sealing element is arranged at the mounting opening, and at least one part of the pressure control sealing element extends into the steam channel to open and close the pressure relief hole;
and the driving piece is used for controlling the pressure control sealing piece to open and close the pressure relief hole.
10. The lid assembly of claim 9, wherein the outer wall of the steam valve is provided with a fixing portion, and the driving member has a connecting portion engaged with the fixing portion; and/or the presence of a gas in the gas,
the outer wall surface of the steam valve is provided with a positioning rib surrounding the mounting opening, and the pressure control sealing piece is provided with a positioning groove matched with the positioning rib; and/or the presence of a gas in the gas,
the outer wall surface of the steam valve is provided with a wire blocking piece, and at least one part of the wire blocking piece is positioned on the outer side of the driving piece so as to separate the driving piece from a wire harness in the pot cover assembly.
11. The lid assembly of a cooking appliance of claim 1, wherein the steam inlet is formed at a bottom of the steam valve and the steam outlet is formed at a top of the steam valve; and/or the presence of a gas in the gas,
the length of the steam outlet is 20mm-140mm, and the width of the steam outlet is 1.5mm-15 mm; and/or the presence of a gas in the gas,
the size of the steam inlet in a first direction is 20mm-190mm, and the size of the steam inlet in a second direction perpendicular to the first direction is 10mm-190 mm; and/or the presence of a gas in the gas,
the steam inlet forms a half-moon shape; and/or the presence of a gas in the gas,
at least one part of the inner side wall surface of the steam valve extends from top to bottom to the center position in the steam cavity; and/or the presence of a gas in the gas,
the bent part of the inner wall surface of the steam valve forms a smooth curved surface; and/or the presence of a gas in the gas,
the flow area of the steam inlet is 200mm2-36100mm2(ii) a And/or the presence of a gas in the gas,
the steam inlet forms a constriction relative to a cross-sectional area of the steam chamber.
12. A cooking appliance comprising the pot cover assembly of the cooking appliance according to any one of claims 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910491871.0A CN112043169B (en) | 2019-06-06 | 2019-06-06 | Pot cover assembly of cooking utensil and cooking utensil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910491871.0A CN112043169B (en) | 2019-06-06 | 2019-06-06 | Pot cover assembly of cooking utensil and cooking utensil |
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| CN112043169A CN112043169A (en) | 2020-12-08 |
| CN112043169B true CN112043169B (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910491871.0A Active CN112043169B (en) | 2019-06-06 | 2019-06-06 | Pot cover assembly of cooking utensil and cooking utensil |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114617423A (en) * | 2020-12-11 | 2022-06-14 | 杭州九阳小家电有限公司 | Steam cooking utensil |
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| EP0092277A1 (en) * | 1982-04-15 | 1983-10-26 | Philips Patentverwaltung GmbH | Steam condensing cover for cooking containers |
| CN206612674U (en) * | 2016-11-28 | 2017-11-07 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus |
| CN107912987A (en) * | 2016-10-08 | 2018-04-17 | 佛山市顺德区美的电热电器制造有限公司 | Cover assembly and cooking apparatus |
| CN208425942U (en) * | 2018-03-07 | 2019-01-25 | 佛山市顺德区美的电热电器制造有限公司 | Steam valve, cover assembly and cooking apparatus |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3051647B1 (en) * | 2016-05-31 | 2018-06-01 | Seb S.A. | VAPOR COOKING ACCESSORIES FOR HEATING AND / OR STEAMING FOODS CONTAINED IN A CONTAINER |
| CN107440540B (en) * | 2016-05-31 | 2023-07-28 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker steam valve and electric cooker |
| CN206462863U (en) * | 2016-07-26 | 2017-09-05 | 杭州九阳欧南多小家电有限公司 | A kind of cover assembly and the cooking apparatus with it |
| CN206745217U (en) * | 2016-08-18 | 2017-12-15 | 佛山市顺德区美的电热电器制造有限公司 | Steam valve and cooking apparatus |
| CN206371913U (en) * | 2016-09-12 | 2017-08-04 | 九阳股份有限公司 | A kind of lid and its cooking apparatus |
| CN206761535U (en) * | 2016-12-30 | 2017-12-19 | 佛山市顺德区美的电热电器制造有限公司 | Steam valve and cooking apparatus |
| CN206809167U (en) * | 2017-01-22 | 2017-12-29 | 佛山市顺德区美的电热电器制造有限公司 | Steam valve module, pot lid and electric cooker |
| CN208301514U (en) * | 2017-09-06 | 2019-01-01 | 佛山市顺德区美的电热电器制造有限公司 | Cover assembly and cooking utensil |
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| EP0092277A1 (en) * | 1982-04-15 | 1983-10-26 | Philips Patentverwaltung GmbH | Steam condensing cover for cooking containers |
| CN107912987A (en) * | 2016-10-08 | 2018-04-17 | 佛山市顺德区美的电热电器制造有限公司 | Cover assembly and cooking apparatus |
| CN206612674U (en) * | 2016-11-28 | 2017-11-07 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus |
| CN208425942U (en) * | 2018-03-07 | 2019-01-25 | 佛山市顺德区美的电热电器制造有限公司 | Steam valve, cover assembly and cooking apparatus |
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| CN112043169A (en) | 2020-12-08 |
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