CN110575067A - Bubble breaking device, cover body and cooking utensil - Google Patents
Bubble breaking device, cover body and cooking utensil Download PDFInfo
- Publication number
- CN110575067A CN110575067A CN201810581275.7A CN201810581275A CN110575067A CN 110575067 A CN110575067 A CN 110575067A CN 201810581275 A CN201810581275 A CN 201810581275A CN 110575067 A CN110575067 A CN 110575067A
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- Prior art keywords
- separation chamber
- breaker
- gas
- cover
- gas flow
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- 238000010411 cooking Methods 0.000 title claims abstract description 27
- 238000000926 separation method Methods 0.000 claims abstract description 173
- 239000007788 liquid Substances 0.000 claims abstract description 93
- 239000006260 foam Substances 0.000 claims description 93
- 239000007779 soft material Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 14
- 230000003405 preventing effect Effects 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 description 11
- 230000009471 action Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000005484 gravity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000006837 decompression Effects 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Classifications
-
- 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
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/0802—Control mechanisms for pressure-cookers
-
- 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
- A47J27/56—Preventing boiling over, e.g. of milk
- A47J27/58—Cooking utensils with channels or covers collecting overflowing liquid
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention provides a bubble breaker, a cover body and a cooking utensil, wherein the bubble breaker comprises a centrifugal separator, the centrifugal separator is provided with a separation cavity and a gas flow channel, at least part of the separation cavity is arc-shaped and is used for gas-liquid separation, the centrifugal separator is provided with a separation cavity inlet and a separation cavity outlet which are communicated with the separation cavity, the separation cavity inlet is communicated with an inner container, the separation cavity outlet is communicated with an inlet of the gas flow channel, gas separated from the separation cavity enters the gas flow channel through the separation cavity outlet and the inlet of the gas flow channel, and the outlet of the gas flow channel is communicated with the outside. The bubble breaker provided by the invention has the advantages that bubbles are composed of a layer of liquid outside and gas inside, and the liquid and the gas are mixed to flow together due to different densities of the liquid and the gas, so that the centrifugal force applied to the liquid is larger than that of the gas, the gas-liquid separation is realized, and the effects of breaking bubbles, preventing overflow, exhausting and reducing pressure are further realized.
Description
Technical Field
The present invention relates to the field of kitchen utensils, and more particularly, to a bubble breaker, a lid including the bubble breaker, and a cooking appliance including the lid.
Background
The existing cooking appliances such as pressure cookers have become essential cooking appliances in our kitchen due to the advantages of fast cooking, high cooking temperature, good taste of food, energy saving and the like. The problem which puzzles the whole industry at present is that although the pressure cooker cooks the food well fast, the high pressure in the cooker can not open the cooker cover in time, which brings great inconvenience to the user.
Conventional product depressurization is primarily by natural heat exchange or by venting. The natural heat exchange needs to wait for a long time, and when fluid food is cooked, the exhaust pressure reduction is adopted, so that food materials in the pot can boil and generate a large amount of bubbles, and after the bubbles are continuously accumulated to reach the exhaust valve core, the bubbles can be broken in the exhaust valve core to form liquid and then are discharged out of the pot, so that the food is overflowed and polluted by a kitchen, the cooking utensil is difficult to clean, and a user can be scalded by the carried fluid food.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art.
To this end, a first aspect of the invention aims to provide a bubble breaker.
It is an object of a second aspect of the invention to provide a cap comprising a bubble breaker as described above.
A third aspect of the present invention is directed to a cooking appliance including the cover described above.
In order to achieve the above object, a first aspect of the present invention provides a bubble breaker for a cooking appliance, including: the centrifugal separator is provided with a separation chamber and a gas flow channel, the separation chamber is used for gas-liquid separation, at least part of the separation chamber is arc-shaped, a separation chamber inlet and a separation chamber outlet which are communicated with the separation chamber are arranged on the centrifugal separator, the separation chamber inlet is communicated with the inner container, the separation chamber outlet is communicated with the inlet of the gas flow channel, gas separated by the separation chamber enters the gas flow channel through the separation chamber outlet and the inlet of the gas flow channel, and the outlet of the gas flow channel is communicated with the outside.
According to the bubble breaker provided by the technical scheme, bubbles and steam in the inner container enter the separation chamber through the inlet of the separation chamber, at least part of the separation chamber is arc-shaped, and a mixture of the bubbles and the steam moves at a high speed after entering the separation chamber and does nonlinear motion, so that the mixture is subjected to centrifugal force. The bubble is by outside one deck liquid and inside gaseous constitution, because the density difference of liquid and gas, when liquid and gas mixture flow together, the centrifugal force that liquid received is greater than gas, thereby realize gas-liquid separation, liquid can be attached to on the lateral wall of separation cavity, gaseous entry that gets into gas flow channel through the separation cavity export, and the entry through gas flow channel gets into gas flow channel, export discharge to the external world through gas flow channel again, realize the effect of broken bubble anti-overflow and exhaust step-down, and utilize centrifugal separation's principle to realize broken bubble and gas-liquid separation, separation effect is high, compare other quick step-down modes (like air-cooled, water-cooling), bubble breaker structure is simpler in this application, and is with low costs.
In addition, the bubble breaker provided by the technical scheme of the invention also has the following additional technical characteristics:
in the above technical solution, preferably, the centrifugal separator includes an inner annular wall and an outer annular wall sleeved outside the inner annular wall, the outer annular wall and the inner annular wall define the separation chamber, and the inner annular wall defines the gas flow passage; and/or the separation chamber is annular.
Preferably, the separation chamber is annular, and further, the inner annular wall and the outer annular wall are both annular, and the separation chamber is annular. The centrifugal separator adopts a structure that the outer ring wall is sleeved outside the inner ring wall, so that the space occupied by the centrifugal separator can be reduced, and the centrifugal separator has a compact structure.
In the above technical solution, preferably, the inlet of the separation chamber is disposed on the outer annular wall, the inlet of the gas flow channel is disposed on the inner annular wall, and the centrifugal separator further includes a baffle plate connected between the inner annular wall and the outer annular wall, and the inlet of the separation chamber, the inlet of the gas flow channel, and the baffle plate are sequentially disposed along a flow direction of the gas flow in the separation chamber.
The outer side of the baffle is connected with the outer annular wall, the inner side of the baffle is connected with the inner annular wall, and after bubbles perform circular motion in the separation chamber, the baffle guides gas to enter the inlet of the gas flow channel from the outlet of the separation chamber, namely the baffle guides the gas to enter the gas flow channel from the separation chamber. And along the flowing direction of the air flow in the separation chamber, the inlet of the gas flow channel and the baffle are sequentially arranged, so that the movement path of bubbles in the separation chamber is ensured to be long enough, the liquid and the gas are fully separated, and the gas-liquid separation effect is improved.
Preferably, the baffle is inclined in the direction from the outside inwards in the direction of flow of the gas in the separation chamber at the baffle, and further, the baffle is gradually inclined in the direction from the outside inwards in the direction of flow of the gas in the separation chamber at the baffle.
Preferably, the baffle is connected between the separation chamber inlet and the inlet of the gas flow passage, or the separation chamber inlet extends inwardly to the inlet of the gas flow passage to form the baffle.
In the above technical solution, preferably, the centrifugal separator is spiral, and the separation chamber is located below the gas flow passage.
The gas separated by the separation chamber moves upward to the inlet of the gas flow passage, and is discharged to the outside through the outlet of the gas flow passage.
In the above technical solution, preferably, the centrifugal separator is a metal centrifugal separator or a soft material centrifugal separator.
the centrifugal separator may be of a soft material, for example a silica gel material.
Considering that the centrifugal separator made of soft material has low rigidity and is easy to deform when being impacted by high-speed airflow, the deformed centrifugal separator cannot maintain a complete separation chamber and/or a complete gas flow passage, and bubbles may directly reach the exhaust valve core from the air inlet hole without passing through the centrifugal separator, so that liquid overflow occurs at the outlet of the exhaust valve core. Therefore, the centrifugal separator is preferably made of metal, such as aluminum alloy, and the metal centrifugal separator has high strength and rigidity, is not deformed by the impact of the gas flow, and has better gas-liquid separation and foam breaking and overflow preventing effects than soft materials (such as silica gel). Further, the centrifugal separator is manufactured by an aluminum alloy die-casting process and is suitable for parts with complex shapes.
In the above technical solution, preferably, the bubble breaker further includes: the bubble breaker cover is arranged on the outer side of the separation chamber in a sleeved mode, and an air inlet hole used for communicating the inner container with the inlet of the separation chamber is formed in the bubble breaker cover.
The foam breaker cover comprises a side wall and a bottom wall positioned below the side wall, the side wall of the foam breaker cover is annular and is sleeved outside the centrifugal separator, and the bottom wall of the foam breaker cover is positioned below the centrifugal separator. Preferably, the air inlet is provided on a side wall of the bubble breaker cover.
In the above technical solution, preferably, the centrifugal separator is provided with a drain hole communicated with the separation chamber, the bubble breaker cover is provided with a drain hole capable of being opened or closed, and the drain hole is communicated with the drain hole.
Inside the bubble breaker, the gas bubble and vapor mixture moves at high speed in the separation chamber of the centrifugal separator. When the liquid and the gas are mixed and flow together, the centrifugal force borne by the liquid is greater than that of the gas, the liquid can be attached to the outer annular wall, and downwards converged together under the action of gravity and is discharged through the water discharge hole and the liquid discharge hole in sequence, and the gas is discharged out of the pot through the gas discharge valve core, so that the separation of the liquid and the gas is realized, and the effects of bubble breaking, overflow prevention, gas discharge and pressure reduction are achieved.
preferably, a connecting wall is connected between the inner ring wall and the outer ring wall, the drain hole is formed in the connecting wall, and the drain hole is formed in the bottom wall of the bulb breaker cover.
In the above technical solution, preferably, the drainage hole is disposed at the bottom of the bubble breaker cover, the bubble breaker further includes a backflow valve, and the backflow valve cover is disposed at the drainage hole and is used for opening or closing the drainage hole.
Preferably, the backflow valve includes a shielding portion that covers the drain hole for opening or closing the drain hole.
In the above technical solution, preferably, the bubble breaker further includes: the bubble breaker cover is connected to the bubble breaker seat, the bubble breaker cover and the bubble breaker seat limit the installation space, and the centrifugal separator is located in the installation space.
the foam breaker seat is connected to the cooker cover and located below the cooker cover, and the foam breaker cover is connected to the foam breaker seat, so that the foam breaker cover and the foam breaker seat are connected.
in the above technical solution, preferably, the bubble breaker cover is detachably connected to the bubble breaker seat.
When the foam breaker is required to be cleaned, the foam breaker cover can be detached from the foam breaker seat, and the centrifugal separator is detached along with the foam breaker cover, so that the foam breaker cover and the centrifugal separator are conveniently cleaned, and the phenomenon that residual liquid pollutes food is avoided.
In the above technical solution, preferably, the foam breaker further includes a snap spring, which is disposed between the foam breaker cover and the foam breaker seat and is used for connection between the foam breaker cover and the foam breaker seat; or the foam breaker cover is clamped with the foam breaker base; or the foam breaker cover is in threaded connection with the foam breaker seat.
A second aspect of the present invention provides a cover, including: a pot cover; and the bubble breaking device in any one of the technical schemes is connected with the pot cover and is positioned below the pot cover.
The cover body provided by the technical scheme of the second aspect of the present invention includes the bubble breaker described in any technical scheme of the first aspect, so that the cover body has all the beneficial effects of the bubble breaker described in any technical scheme, and details are not repeated herein.
The pot cover is provided with the foam breaking device, and gas-liquid separation can be realized by utilizing the principle of centrifugal separation, so that the effects of foam breaking, overflow prevention and quick pressure reduction are achieved.
In the above technical solution, preferably, the cover further includes: the exhaust valve core is arranged on the pot cover, an exhaust channel is arranged in the exhaust valve core, and an outlet of the gas channel is communicated with the outside through the exhaust channel.
The pot cover is provided with a containing hole, the exhaust valve core is positioned in the containing hole, preferably, the exhaust valve core is arranged along the up-down direction, and the exhaust channel is arranged along the up-down direction. The outlet of the gas flow passage is communicated with the gas inlet end of the exhaust passage, and the gas outlet end of the exhaust passage is communicated with the outside. In the process of exhausting and depressurizing the cooking fluid food, a large amount of bubbles are generated in the inner container, and the bubbles are continuously accumulated and enter the bubble breaker. Inside the bubble breaker, the bubble and vapour mixture moves at high speed in the annular flow channel of the separation chamber. The bubble is composed of an outer layer of liquid and inner gas, because the density of the gas and the liquid is different, when the liquid and the gas are mixed and flow together, the centrifugal force borne by the liquid is larger than that of the gas, the liquid can be attached to the side wall of the separation chamber, the liquid is collected downwards under the action of gravity and is discharged through the drain hole and the liquid discharge hole, the gas enters the gas flow channel from the separation chamber, and then is discharged out of the inner container through the exhaust channel of the exhaust valve core, so that the separation of the liquid and the gas is realized, and the effects of breaking the bubble, preventing the overflow, exhausting and reducing the pressure are.
In the above technical solution, preferably, the gas inlet end of the exhaust passage is located in the gas flow passage or arranged to be staggered with the gas flow passage.
An aspect of the third aspect of the present invention provides a cooking appliance including the lid body according to any one of the above aspects.
The cooking appliance provided by the technical scheme of the third aspect of the present invention includes the cover body according to any one of the second aspect, so that all the beneficial effects of the cover body according to any one of the above technical schemes are achieved, and no further description is given here.
The cover body can be covered on the pot body in an opening and closing way, and the pot body comprises an inner container.
Preferably, the cooking appliance is a pressure cooker, an electric cooker or other cooking appliances requiring air exhaust and pressure reduction.
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 schematic structural diagram of a cover part according to a first embodiment of the present invention;
FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1;
FIG. 3 is a schematic sectional view taken along line B-B in FIG. 1;
Fig. 4 is an exploded schematic view of a bubble breaker and an air release valve core according to a first embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
100 bubble breaker, 1 centrifugal separator, 11 outer ring wall, 111 outer ring wall bulge, 12 inner ring wall, 121 inner ring wall bulge, 13 separation chamber, 131 separation chamber inlet, 14 gas flow passage, 141 gas flow passage inlet, 15 baffle plate, 2 bubble breaker cover, 21 side wall, 211 air inlet hole, 212 first groove, 213 first bulge, 22 bottom wall, 221 liquid outlet hole, 222 mounting hole, 223 flanging, 3 reflux valve, 31 shielding part, 32 connecting part, 4 bubble breaker seat, 41 side wall, 411 mounting groove, 42 top wall, 5 air outlet valve core, 51 air outlet channel, 52 air inlet end, 53 air outlet end, 6 pot cover, 61 accommodating hole, 7 snap spring, 71 sixth bulge, 8 air inlet flow passage, and 81 air inlet flow passage bottom wall.
Detailed Description
in order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
A bubble breaker, a cover and a cooking appliance according to some embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 2 to 4, according to some embodiments of the present invention, there is provided a bubble breaker 100 for a cooking appliance, the bubble breaker 100 includes a centrifugal separator 1, the centrifugal separator 1 has a separation chamber 13 and a gas flow passage 14, the separation chamber 13 is at least partially arc-shaped and is used for gas-liquid separation, the centrifugal separator 1 is provided with a separation chamber inlet 131 and a separation chamber outlet which are communicated with the separation chamber 13, the separation chamber inlet 131 is communicated with the inner container, the separation chamber outlet is communicated with the inlet 141 of the gas flow passage, gas separated from the separation chamber 13 enters the gas flow passage 14 through the separation chamber outlet and the inlet 141 of the gas flow passage, and the outlet of the gas flow passage 14 is communicated with the outside.
In the bubble breaker 100 according to the above embodiment of the present invention, the bubbles and the steam in the inner container enter the separation chamber 13 through the separation chamber inlet 131, the separation chamber 13 is at least partially arc-shaped, and the mixture of the bubbles and the steam enters the separation chamber 13 and moves at a high speed and does not move linearly, so that the mixture is subjected to a centrifugal force. The bubble is by outside one deck liquid and inside gaseous constitution, because the density of liquid and gas is different, when liquid and gas mixture flow together, the centrifugal force that liquid received is greater than gas, thereby realize gas-liquid separation, liquid can be attached to on the lateral wall of separation cavity 13, gas gets into gas flow channel's entry 141 through the separation cavity export, and get into gas flow channel 14 through gas flow channel's entry 141, export discharge to the external world through gas flow channel 14 again, the effect of broken bubble anti-overflow and exhaust decompression is realized, and utilize centrifugal separation's principle to realize broken bubble and gas-liquid separation, separation effect is high, compare other fast decompression modes (like air-cooling, water-cooling), bubble breaker 100 structure is simpler in this application, and is with low costs.
The first embodiment is as follows:
A bubble breaker 100 is used for a cooking utensil, the bubble breaker 100 comprises a centrifugal separator 1, the centrifugal separator 1 is provided with a separation chamber 13 and a gas flow channel 14, the separation chamber 13 is at least partially arc-shaped and is used for gas-liquid separation, the centrifugal separator 1 is provided with a separation chamber inlet 131 and a separation chamber outlet which are communicated with the separation chamber 13, the separation chamber inlet 131 is communicated with an inner container, the separation chamber outlet is communicated with an inlet 141 of the gas flow channel, gas separated from the separation chamber 13 enters the gas flow channel 14 through the separation chamber outlet and the inlet 141 of the gas flow channel, and an outlet of the gas flow channel 14 is communicated with the outside.
preferably, the centrifugal separator 1 has a curled shape and comprises an inner annular wall 12 and an outer annular wall 11 arranged around the outer side of the inner annular wall 12, the inner annular wall 12 defining a gas flow channel 14, the outer annular wall 11 and the inner annular wall 12 defining a separation chamber 13.
Preferably, the separation chamber 13 is annular, and further, the inner annular wall 12 and the outer annular wall 11 are both annular, and the separation chamber 13 is annular. The centrifugal separator 1 adopts the structure that the outer annular wall 11 is sleeved outside the inner annular wall 12, so that the space occupied by the centrifugal separator 1 can be reduced, and the centrifugal separator 1 has a compact structure.
furthermore, the centrifugal separator comprises a plurality of outer annular walls which are sequentially sleeved from inside to outside, the separation chamber comprises a space which is surrounded by two adjacent outer annular walls, the spaces which are surrounded by two adjacent outer annular walls are communicated, the inner annular wall limits a gas flow channel, gas bubbles sequentially pass through the spaces from outside to inside and are subjected to gas-liquid separation under the action of centrifugal force, and the separated gas enters the gas flow channel. For example, the centrifugal separator comprises a first outer ring wall and a second outer ring wall, the first outer ring wall is sleeved on the outer side of the inner ring wall, the second outer ring wall is sleeved on the outer side of the first outer ring wall, the separation chamber comprises a first separation chamber enclosed between the first outer ring wall and the second outer ring wall, a second separation chamber enclosed between the first outer ring wall and the inner ring wall, the first separation chamber and the second separation chamber are communicated, bubbles enter the first separation chamber from the inner container, move at a high speed in the first separation chamber and are subjected to centrifugal force, then enter the second separation chamber and continue to be subjected to centrifugal force, and gas coming out of the second separation chamber enters the gas flow channel.
The centrifugal separator 1 is provided with a fifth bulge positioned in the separation chamber 13, when bubbles pass through, the bubbles are crushed by the fifth bulge, liquid is blocked by the fifth bulge, and the liquid is converged downwards under the action of gravity, so that the gas-liquid separation efficiency is improved, and the liquid is prevented from overflowing from the gas outlet end of the gas exhaust valve core 5. The fifth protrusions include an outer annular wall protrusion 111 formed by the outer annular wall 11 protruding inward and an inner annular wall protrusion 121 formed by the inner annular wall 12 protruding outward, the outer annular wall protrusion 111 extends along the axial direction of the outer annular wall 11, the inner annular wall protrusion 121 extends along the axial direction of the inner annular wall 12, and the inner annular wall protrusion 121 and the outer annular wall protrusion 111 are arranged in a staggered manner.
Preferably, the separation chamber inlet 131 is arranged in the outer annular wall 11 and the gas flow channel inlet 141 is arranged in the inner annular wall 12, the centrifugal separator 1 further comprising a baffle 15, the baffle 15 being connected between the inner annular wall 12 and the outer annular wall 11, the separation chamber inlet 131, the gas flow channel inlet 141 and the baffle 15 being arranged in sequence in the direction of flow of the gas flow in the separation chamber 13 (as indicated by H1, H2, H3 in fig. 3).
the outer side of the baffle 15 is connected to the outer annular wall 11 and the inner side of the baffle 15 is connected to the inner annular wall 12, and after the gas bubbles have made a circular movement in the separation chamber 13, the baffle 15 guides the gas from the outlet of the separation chamber into the inlet 141 of the gas flow channel, i.e. the baffle 15 guides the gas from the separation chamber 13 into the gas flow channel 14. And along the flowing direction of the gas flow in the separation chamber 13, the inlet of the separation chamber 13, the inlet 141 of the gas flow channel and the baffle 15 are sequentially arranged, so that the moving path of the bubbles in the separation chamber 13 is ensured to be long enough, the liquid and the gas are fully separated, and the gas-liquid separation effect is improved.
Preferably, the baffle 15 is inclined in the direction from outside to inside in the flow direction of the gas in the separation chamber 13 at the baffle 15, and further, the baffle 15 is gradually inclined in the direction from outside to inside in the flow direction of the gas in the separation chamber 13 at the baffle 15.
Preferably, the baffle 15 is connected between the separation chamber inlet 131 and the inlet 141 of the gas flow channel, or the separation chamber inlet 131 extends inwardly to the inlet 141 of the gas flow channel to form the baffle 15.
Preferably, the centrifugal separator 1 is a metal centrifugal separator 1 or a silica gel centrifugal separator 1.
the centrifugal separator 1 may be of a soft material, for example a silica gel material.
Considering that the soft material centrifugal separator 1 has low rigidity and is easily deformed when being impacted by high-speed airflow, the deformed centrifugal separator cannot maintain the complete separation chamber 13 and/or the gas flow passage 14, and air bubbles may reach the air outlet valve core 5 directly from the air inlet hole 211 without passing through the centrifugal separator 1, thereby causing liquid overflow at the outlet of the air outlet valve core 5. Therefore, the centrifugal separator 1 is preferably made of metal, such as aluminum alloy, and the centrifugal separator 1 made of metal has high strength and rigidity, is not deformed by the impact of the gas flow, and has better gas-liquid separation and foam breaking and overflow preventing effects than soft materials (such as silica gel). Further, the centrifugal separator 1 is manufactured by an aluminum alloy die-casting process, and is suitable for parts having a complicated shape.
Preferably, the bubble breaker 100 further comprises: the bubble breaker cover 2 is sleeved outside the separation chamber 13, the bubble breaker cover 2 is provided with an air inlet 211 for communicating the inner container with the inlet 131 of the separation chamber, and preferably, the bubble breaker cover 2 is sleeved outside the centrifugal separator 1.
The centrifugal separator 1 is provided with reinforcing ribs and/or supporting ribs. Preferably, a connecting wall is connected between the inner annular wall 12 and the outer annular wall 11. The connecting wall is provided with a plurality of reinforcing ribs which are arranged in a radial shape, the reinforcing ribs increase the rigidity of the centrifugal separator, and the support ribs contact the bubble breaker cover to effectively support the centrifugal separator so as to prevent high-speed airflow from impacting the centrifugal separator to generate large deformation in the exhaust process.
The foam breaker cover 2 comprises a side wall 21 and a bottom wall 22 located below the side wall 21, the side wall 21 of the foam breaker cover 2 is annular and is arranged outside the centrifugal separator 1, and the bottom wall 22 of the foam breaker cover 2 is located below the centrifugal separator 1. Preferably, the air intake holes 211 are provided on the side wall 21 of the bubble breaker cover 2.
the bubble breaker cover 2 is sleeved on the outer side of the separation chamber 13, an air inlet flow channel 8 is defined between the bubble breaker cover 2 and the centrifugal separator 1, an air inlet hole 211 used for communicating the inner container and the inlet of the air inlet flow channel 8 is arranged on the bubble breaker cover 2, the outlet of the air inlet flow channel 8 is communicated with the inlet 131 of the separation chamber, and the lower edge of the air inlet hole 211 is not higher than the upper surface of the bottom wall 81 of the air inlet flow channel.
The foam breaker cover 2 is provided with a second limiting part, the centrifugal separator 1 is provided with a second limiting matching part matched with the second limiting part, and the second limiting part is matched with the second limiting matching part and used for limiting the centrifugal separator 1 on the foam breaker cover 2. The second limit part comprises a first protrusion 213 formed by the bubble breaker cover 2 protruding inwards, the second limit matching part comprises a second protrusion formed by the centrifugal separator 1 protruding outwards, and the first protrusion 213 is abutted against the second protrusion. Preferably, the second protrusion is the same component as the bottom wall 81 of the inlet conduit.
Preferably, the centrifugal separator 1 is provided with a drain hole communicating with the separation chamber 13, further, the drain hole is provided on the connecting wall, the bubble breaker cover 2 is provided with a drain hole 221 capable of being opened or closed, and the drain hole 221 communicates with the drain hole and communicates with the inner container.
Inside the bubble breaker 100, the gas bubble and steam mixture moves at high speed within the separation chamber 13 of the centrifugal separator 1. When the liquid and the gas are mixed and flow together, the centrifugal force borne by the liquid is larger than that of the gas, the liquid can be attached to the outer annular wall 11, and is collected downwards under the action of gravity, and is discharged through the water discharge hole and the liquid discharge hole 221 in sequence, and flows into the inner container, and the gas is discharged out of the cooking utensil through the gas discharge valve core 5, so that the separation of the liquid and the gas is realized, and the effects of breaking bubbles, preventing overflow, discharging gas and reducing pressure are achieved. Of course, the cooking utensil may also be provided with a water container, the liquid discharge hole 221 is communicated with the water container, and the liquid in the separation chamber 13 enters the water container through the liquid discharge hole 221. As in fig. 2, the arrow at C indicates the direction of movement of the gas bubbles into the separation chamber, the arrow at D indicates the direction of flow of the liquid in the separation chamber, the arrow at E indicates the direction of discharge of the gas in the gas flow channel, the arrows at F1-F5 in fig. 3 indicate the direction of movement of the gas bubbles into the separation chamber, and the arrow at G indicates the direction of gas flow from the separation chamber into the gas flow channel.
preferably, a connecting wall is connected between the inner annular wall 12 and the outer annular wall 11, a water discharge hole is arranged on the connecting wall, the diameter of the maximum circle which can be accommodated by the water discharge hole is larger than or equal to 4mm, and the axis of the maximum circle is parallel to the axis of the water discharge hole. The maximum circle that can be accommodated in the drain hole refers to the maximum circle that can be accommodated in the drain hole when the axis of the circle (passing through the center of the circle and perpendicular to the plane in which the circle lies) is parallel to the axis of the drain hole, or is understood to be the maximum circle that can pass through the drain hole when the axis of the circle is parallel to the axis of the drain hole. When the drainage hole has an inscribed circle, the maximum circle refers to the inscribed circle of the drainage hole, and when the drainage hole has a plurality of inscribed circles, the maximum circle refers to the inscribed circle having the largest diameter among the plurality of inscribed circles.
The drain hole 221 is provided in the bottom wall 22 of the foam breaker cover 2.
Preferably, the drainage hole 221 is disposed at the bottom of the bubble breaker cover 2, and the bubble breaker 100 further comprises a backflow valve 3, and the backflow valve 3 is disposed at the drainage hole 221 for opening or closing the drainage hole 221.
The bubble breaker cover 2 is provided with a mounting hole 222, the backflow valve comprises a shielding portion 31 and a connecting portion 32, the shielding portion 31 covers the liquid discharge hole and is used for opening or closing the liquid discharge hole, the connecting portion is connected with the shielding portion and is used for connecting the shielding portion to the bubble breaker cover, the connecting portion 32 is located in the mounting hole 222, preferably, the connecting portion is limited in the mounting hole, the inner hole wall of the mounting hole 222 is bent to deviate from the direction of the portion, located in the mounting hole 222, of the connecting portion 32 to form a flanging 223, and sharp edges of the inner hole wall of the mounting hole are prevented from cutting the backflow valve.
Preferably, the shielding portion 31 is provided below the drain hole 221 to open or close the drain hole 221. The shielding portion 31 has a shielding surface covering the liquid discharge hole 221, and a third protrusion is provided on the surface of the reflux valve 3 facing the liquid discharge hole 221 and/or a third protrusion is provided on the surface of the foam breaker cover facing the shielding surface, so that the upper surface of the reflux valve 3 and the bottom wall of the foam breaker cover 2 are separated from each other, and the liquid in the foam breaker 100 is prevented from being discharged due to the adhesion of the upper surface of the reflux valve and the bottom wall of the foam breaker cover 2. The thickness of the shielding portion 31 is less than or equal to 2mm and greater than or equal to 0.5 mm.
The distance between the edge of the shielding portion 31 and the edge of the liquid discharge hole 221 is greater than or equal to 1mm, so that when air is discharged, the reflux valve 3 is attached to the lower surface of the bottom wall of the foam breaker cover 2 under the air flow pressure, the reflux valve 3 is in a closed state, air flow or air bubbles cannot enter the foam breaker 100 from the liquid discharge hole 221, and overflowing is avoided.
the bubble breaker 100 is provided with a downward fourth protrusion, and the fourth protrusion protrudes downward from the bottom wall surface of the bubble breaker 100. Preferably, a fourth projection is provided on the return valve 3 and projects downward from the bottom wall surface of the return valve 3. When a user takes down the pot cover 6 and places the pot cover on the kitchen table surface, the fourth bulge on the lower surface of the backflow valve 3 is in contact with the kitchen table surface, so that the lower surface of the backflow valve 3 is separated from the kitchen table surface, the backflow valve 3 is prevented from being attached to the kitchen table surface, and the backflow valve 3 is prevented from being sucked by the kitchen table surface and falling off from the foam breaker 100.
Preferably, the foam breaker 100 further comprises a breaker seat 4, and the foam breaker cover is connected to the breaker seat 4 and is located below the breaker seat 4.
The foam breaker seat 4 is connected to the cooker cover 6 and is positioned below the cooker cover 6, and the foam breaker cover 2 is connected to the foam breaker seat 4, so that the foam breaker cover 2 is connected with the foam breaker seat 4. The bubble breaker seat is connected with the cooker cover through a fastener or clamped or in threaded connection or welded.
Support ribs are provided at the bottom of the centrifugal separator 1, which support ribs are supported on the bottom wall of the foam breaker cover 2. The upper end of the centrifugal separator 1 is abutted against the foam breaker seat 4, and the lower end of the centrifugal separator 1 is abutted against the foam breaker cover 2, so that the vertical limit of the centrifugal separator is realized.
Preferably, the bubbler cabinet 2 is removably associated with the bubbler cabinet 4.
When the foam breaker 100 needs to be cleaned, the foam breaker cover 2 can be detached from the foam breaker base 4, and the centrifugal separator 1 is detached together with the foam breaker cover 2, so that the foam breaker cover 2 and the centrifugal separator 1 can be conveniently cleaned, and the residual liquid is prevented from polluting food.
In the first specific embodiment, the foam breaker 100 further comprises a snap spring 7, and the snap spring 7 is arranged between the foam breaker seat 4 and the foam breaker cover 2 for connection between the foam breaker cover 2 and the foam breaker seat 4.
The bubble breaker cover 2 is sleeved on the outer side of the clamp spring 7, the bubble breaker seat comprises a side wall 41 and a top wall 42, the top wall 42 is located above the side wall 41, the bubble breaker seat 4 defines a mounting groove 411, the clamp spring 7 is located in the mounting groove, a first groove 212 is arranged on the bubble breaker cover 2, and the clamp spring 7 is partially located in the first groove 212 and is in interference fit with the first groove 212. The clamp spring 7 is provided with a sixth protrusion 71 facing the foam breaker cover 2, and a through hole for the sixth protrusion 71 to penetrate out is formed in the groove wall of the mounting groove. The sixth projection 71 is located in the first recess 212. At least one of the foam breaker seat 4 and the centrifugal separator 1 is provided with a first limiting part, the clamp spring 7 is provided with a first limiting matching part, the first limiting part is abutted against the first limiting matching part so as to prevent the clamp spring 7 from being separated from the foam breaker seat 4 under the action of the foam breaker cover 2, and the first limiting part is abutted against the inner side of the first limiting matching part and is used for limiting the clamp spring 7 to move inwards relative to the foam breaker seat 4. At least one of the foam breaker seat 4 and the centrifugal separator 1 is bent towards the inner side of the snap spring 7 to form a first limiting part, or at least one of the foam breaker seat 4 and the centrifugal separator 1 protrudes towards the inner side of the snap spring 7 to form a first limiting part.
in a second specific embodiment, the bubble breaker cap 2 is snapped onto the bubble breaker seat 4.
The bubble breaker cover 2 is provided with a second groove, the bubble breaker seat 4 protrudes towards the direction of the second groove to form a buckling position, and the buckling position is positioned in the second groove, so that the bubble breaker cover 2 is clamped with the bubble breaker seat 4. Preferably, the bubble breaker seat 4 comprises a top wall 42 and a side wall 41 formed by extending the top wall 42 downwards, the bubble breaker cover 2 is sleeved on the outer side of the side wall 41 of the bubble breaker seat 4, and the free end of the side wall 41 of the bubble breaker seat 4 is bent outwards to form a buckling position. Certainly, the second groove may be formed in the foam breaker seat 4, and the fastening position corresponding to the second groove and located in the second groove is formed in the foam breaker cover 2, so that the foam breaker seat 4 and the foam breaker cover 2 are clamped.
In a third particular embodiment, the bubbler cabinet 2 is screwed to the bubbler cabinet 4.
The inner wall surface of the side wall of the foam breaker cover 2 is provided with an internal thread, the outer wall surface of the side wall of the foam breaker seat 4 is provided with an external thread, and the external thread is matched with the internal thread, so that the threaded connection between the foam breaker cover 2 and the foam breaker seat 4 is realized.
example two:
The difference from the first embodiment is that the centrifugal separator 1 is spiral and arranged in the up-down direction, and the separation chamber 13 is located below the gas flow channel 14.
The gas separated in the separation chamber 13 moves upward to the inlet 141 of the gas flow path to be discharged to the outside through the outlet of the gas flow path 14.
As shown in fig. 1, an embodiment of a second aspect of the present invention provides a cover comprising: the pot cover 6 and the bubble breaker 100 as in any one of the above embodiments, the bubble breaker 100 is connected below the pot cover 6.
the cover provided by the embodiment of the second aspect of the present invention includes the bubble breaker 100 of any embodiment of the first aspect, so that the cover has all the beneficial effects of the bubble breaker 100 of any embodiment described above, and details are not described herein again.
The pot cover 6 is provided with the foam breaking device 100, and gas-liquid separation can be realized by utilizing the principle of centrifugal separation, so that the effects of foam breaking, overflow prevention and quick pressure reduction are achieved.
Preferably, the cover further comprises: the exhaust valve core 5 is arranged on the cooker cover 6, an exhaust channel 51 is arranged in the exhaust valve core 5, and the outlet of the gas channel 14 is communicated with the outside through the exhaust channel 51.
The lid 6 is provided with a receiving hole 61, the air vent valve core 5 is positioned in the receiving hole 61, preferably, the air vent valve core 5 is arranged along the up-down direction, and the air vent channel 51 is arranged along the up-down direction. The outlet of the gas flow passage 14 communicates with the gas inlet end 52 of the exhaust passage 51, and the gas outlet end 53 of the exhaust passage 51 communicates with the outside. During the process of exhausting and depressurizing the cooking fluid food, a large amount of bubbles are generated in the inner container, and the bubbles are continuously accumulated and enter the bubble breaker 100. Inside the bubble breaker 100, the bubble and vapour mixture moves at high speed in the annular flow path of the separation chamber 13. The bubble is composed of an outer layer of liquid and inner gas, because the density of the gas and the liquid is different, when the liquid and the gas are mixed and flow together, the centrifugal force borne by the liquid is larger than that of the gas, the liquid can be attached to the side wall of the separation chamber 13, the liquid is collected downwards under the action of gravity and is discharged through the drain hole and the liquid discharge hole 221 in sequence, the gas enters the gas flow channel 14 from the separation chamber 13 and is discharged out of the liner through the exhaust channel of the exhaust valve core 5, and therefore the separation of the liquid and the gas is achieved, and the effects of breaking bubbles, preventing overflow, exhausting and reducing pressure are achieved.
Preferably, the gas inlet end 52 of the exhaust valve core 5 is positioned in the gas flow passage 14, and the bubble breaker seat is provided with a through hole for the exhaust valve core to pass through. Of course, the intake end 52 of the exhaust valve member 5 may be provided to be offset from the gas flow path 14. The surface of the centrifugal separator 1 facing the air inlet end 52 of the exhaust channel 51 is provided with a first anti-blocking bulge, and/or the surface of the air inlet end 52 of the exhaust channel 51 on the exhaust valve core 5 is provided with a second anti-blocking bulge, so that the bottom surface of the exhaust valve core is prevented from being attached to the centrifugal separator, and the air inlet end of the exhaust valve core is blocked and cannot exhaust air.
The distance between the lower edge of the air inlet hole 211 and the lower surface of the pot cover 6 is less than or equal to 23 mm. The distance between the upper edge of the air inlet hole 211 and the lower surface of the pot cover 6 is less than or equal to 20 mm.
The diameter of the largest circle that can be allowed to pass through in the air intake holes 211 is less than or equal to 3mm, wherein the axis of the largest circle is parallel to the axis of the air intake holes 211.
An embodiment of a third aspect of the invention provides a cooking appliance comprising a lid as in any one of the embodiments above.
The cooking appliance provided by the embodiment of the third aspect of the present invention includes the cover body of any embodiment of the second aspect, so that all the beneficial effects of the cover body of any embodiment described above are achieved, and details are not repeated herein.
The cover body can be covered on the pot body in an opening and closing way, and the pot body comprises an inner container.
In summary, in the foam breaker 100 according to the embodiment of the present invention, the foam breaker 100 utilizes a centrifugal separation principle to break foam and separate liquid, so as to prevent the liquid from overflowing to pollute the environment. During the process of exhausting and depressurizing the cooking fluid food, a large amount of bubbles are generated in the pan, and the bubbles are continuously accumulated into the separation chamber 13. Inside the separation chamber 13, the gas bubble and vapor mixture moves at high speed in the annular flow passage of the separation chamber 13. The bubble is composed of an outer layer of liquid and inner gas, because the density of the gas and the liquid is different, when the liquid and the gas are mixed and flow together, the centrifugal force borne by the liquid is larger than that of the gas, the liquid can be attached to the side wall of the separation chamber 13, the liquid is collected together downwards under the action of gravity and is discharged through the liquid discharge hole 221, and the gas is discharged out of the liner through the exhaust valve core 5, so that the separation of the liquid and the gas is realized, and the effects of breaking the bubble, preventing the overflow, exhausting and reducing the pressure are achieved.
in the description of the present invention, the term "plurality" means two or more unless explicitly specified or limited otherwise; the terms "connected," "secured," and the like are to be construed broadly and unless otherwise stated or indicated, and for example, "connected" may be a fixed connection, a removable connection, an integral connection, or an electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present specification, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or unit must have a specific direction, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (15)
1. A bubble breaker for a cooking appliance, comprising:
the centrifugal separator is provided with a separation chamber and a gas flow channel, the separation chamber is used for gas-liquid separation, at least part of the separation chamber is arc-shaped, a separation chamber inlet and a separation chamber outlet which are communicated with the separation chamber are arranged on the centrifugal separator, the separation chamber inlet is communicated with the inner container, the separation chamber outlet is communicated with the inlet of the gas flow channel, gas separated by the separation chamber enters the gas flow channel through the separation chamber outlet and the inlet of the gas flow channel, and the outlet of the gas flow channel is communicated with the outside.
2. The bubble breaker of claim 1,
The centrifugal separator comprises an inner annular wall and an outer annular wall sleeved on the outer side of the inner annular wall, the inner annular wall defines the gas flow channel, and the outer annular wall and the inner annular wall define the separation chamber.
3. The bubble breaker of claim 2,
the centrifugal separator further comprises a baffle plate, the baffle plate is connected between the inner annular wall and the outer annular wall, and the inlet of the separation chamber, the inlet of the gas flow channel and the baffle plate are sequentially arranged along the flowing direction of gas flow in the separation chamber; and/or the presence of a gas in the gas,
The separation chamber is annular.
4. The bubble breaker of claim 1,
The centrifugal separator is spiral, and the separation chamber is located below the gas flow channel.
5. The bubble breaker of claim 1,
The centrifugal separator is a metal centrifugal separator or a soft material centrifugal separator.
6. The bubble breaker of any one of claims 1 to 5, further comprising:
the bubble breaker cover is arranged on the outer side of the separation chamber in a sleeved mode, and an air inlet hole used for communicating the inner container with the inlet of the separation chamber is formed in the bubble breaker cover.
7. The bubble breaker of claim 6,
The centrifugal separator is provided with a drain hole communicated with the separation chamber, the foam breaker cover is provided with a drain hole capable of being opened or closed, and the drain hole is communicated with the drain hole.
8. The bubble breaker of claim 7,
The liquid discharge hole is formed in the bottom of the foam breaker cover, the foam breaker further comprises a backflow valve, and the backflow valve is arranged at the liquid discharge hole through a cover and used for opening or closing the liquid discharge hole.
9. The bubble breaker of claim 6, further comprising:
The bubble breaker cover is connected to the bubble breaker seat, the bubble breaker cover and the bubble breaker seat limit the installation space, and the centrifugal separator is located in the installation space.
10. The bubble breaker of claim 9,
The foam breaker cover is detachably connected with the foam breaker seat.
11. The bubble breaker of claim 10,
The foam breaker also comprises a clamp spring, is arranged between the foam breaker cover and the foam breaker seat and is used for connecting the foam breaker cover and the foam breaker seat; or the foam breaker cover is clamped with the foam breaker base; or the foam breaker cover is in threaded connection with the foam breaker seat.
12. A cover, comprising:
A pot cover; and
The bubble breaker of any one of claims 1 to 11, connected to the lid.
13. The cover of claim 12, further comprising:
And the exhaust valve core is arranged on the pot cover, an exhaust channel is arranged in the exhaust valve core, and an outlet of the gas channel is communicated with the outside through the exhaust channel.
14. The cover of claim 13,
And the air inlet end of the exhaust channel is positioned in the gas flow channel or is staggered with the gas flow channel.
15. A cooking appliance comprising a lid as claimed in any one of claims 12 to 14.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810581275.7A CN110575067A (en) | 2018-06-07 | 2018-06-07 | Bubble breaking device, cover body and cooking utensil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810581275.7A CN110575067A (en) | 2018-06-07 | 2018-06-07 | Bubble breaking device, cover body and cooking utensil |
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Publication Number | Publication Date |
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CN110575067A true CN110575067A (en) | 2019-12-17 |
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CN201810581275.7A Withdrawn CN110575067A (en) | 2018-06-07 | 2018-06-07 | Bubble breaking device, cover body and cooking utensil |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103892717A (en) * | 2012-12-25 | 2014-07-02 | 海尔集团公司 | Cooker and steam valve used for same |
CN205215022U (en) * | 2015-10-20 | 2016-05-11 | 奔腾电器(上海)有限公司 | Turbine breaks bubble formula anti -overflow steam valve subassembly |
CN107041681A (en) * | 2017-05-12 | 2017-08-15 | 杭州九阳欧南多小家电有限公司 | Steam valve with rotation brokenly bubble part |
CN207412049U (en) * | 2017-04-13 | 2018-05-29 | 佛山市顺德区美的电热电器制造有限公司 | Bulb-breaking device, cover assembly and cooking apparatus |
CN208784449U (en) * | 2018-06-07 | 2019-04-26 | 佛山市顺德区美的电热电器制造有限公司 | Bulb-breaking device, lid and cooking apparatus |
-
2018
- 2018-06-07 CN CN201810581275.7A patent/CN110575067A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103892717A (en) * | 2012-12-25 | 2014-07-02 | 海尔集团公司 | Cooker and steam valve used for same |
CN205215022U (en) * | 2015-10-20 | 2016-05-11 | 奔腾电器(上海)有限公司 | Turbine breaks bubble formula anti -overflow steam valve subassembly |
CN207412049U (en) * | 2017-04-13 | 2018-05-29 | 佛山市顺德区美的电热电器制造有限公司 | Bulb-breaking device, cover assembly and cooking apparatus |
CN107041681A (en) * | 2017-05-12 | 2017-08-15 | 杭州九阳欧南多小家电有限公司 | Steam valve with rotation brokenly bubble part |
CN208784449U (en) * | 2018-06-07 | 2019-04-26 | 佛山市顺德区美的电热电器制造有限公司 | Bulb-breaking device, lid and cooking apparatus |
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Application publication date: 20191217 |
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