WO2020181757A1 - Appareil de cuisson par chauffage à la vapeur - Google Patents

Appareil de cuisson par chauffage à la vapeur Download PDF

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Publication number
WO2020181757A1
WO2020181757A1 PCT/CN2019/107433 CN2019107433W WO2020181757A1 WO 2020181757 A1 WO2020181757 A1 WO 2020181757A1 CN 2019107433 W CN2019107433 W CN 2019107433W WO 2020181757 A1 WO2020181757 A1 WO 2020181757A1
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WO
WIPO (PCT)
Prior art keywords
steam
pot
station
air outlet
head
Prior art date
Application number
PCT/CN2019/107433
Other languages
English (en)
Chinese (zh)
Inventor
朱泽春
吕卫卫
于文强
蒋志成
崔卫民
胡益民
于凌振
邱雄杰
马艳龙
张岱
钱神华
张龙
Original Assignee
九阳股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201920326828.4U external-priority patent/CN210169728U/zh
Priority claimed from CN201910298687.4A external-priority patent/CN111588263B/zh
Priority claimed from CN201920508317.4U external-priority patent/CN210124586U/zh
Priority claimed from CN201910440094.7A external-priority patent/CN111972972B/zh
Priority claimed from CN201920836918.8U external-priority patent/CN210540805U/zh
Application filed by 九阳股份有限公司 filed Critical 九阳股份有限公司
Publication of WO2020181757A1 publication Critical patent/WO2020181757A1/fr

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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
    • A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels

Definitions

  • the present invention relates to the field of kitchen appliances, in particular to steam heating cooking appliances.
  • rice cookers can be used to cook porridge and soup in addition to cooking, meeting people's fast-paced work and life needs.
  • Known household rice cookers mainly have two heating methods: one heats the inner pot through a heating plate or a solenoid coil. This heating method is prone to local high temperature, paste pot and other problems, and cannot achieve true three-dimensional heating; the other One is steam heating. In contrast, steam heating has better heating uniformity and can solve the problems of traditional electric heating. Therefore, the steam heating method has gradually gained the attention of the industry in recent years.
  • a steam rice cooker disclosed in the prior art overturns the structural design of the traditional built-in pots of the rice cooker, and adopts an external pot structure.
  • the body as a heating platform forms an open space for placing food in the pot.
  • the utensils are detachably placed in the open space.
  • the pots are located outside the machine body and are supported by the base at the bottom of the machine body.
  • the machine head and the pots are docked, and the steam generator in the machine body produces steam and delivers it to the machine head.
  • the machine head is provided with a steam port connected to the pot, and the steam enters the pot from the steam port to heat the food.
  • the docking of the machine head and the pots and pans adopts a telescopic machine head. This docking method causes the structure of the machine body to be complicated, the machine body is particularly heavy, and it is inconvenient for the user to pick and place the pot, which causes inconvenience for the user.
  • the technical problem to be solved by the present invention is to overcome the shortcomings of the prior art and propose a steam heating cooking appliance, which is convenient for users to pick and place the pot.
  • the present invention adopts the following technical solutions:
  • a steam heating cooking appliance includes a body and a pot.
  • the body includes a body and a head.
  • the pot is placed on the body.
  • a steam generator is provided in the body, and the head is provided with The steam port connected with the pot, the steam generator communicates with the steam port through a hose, and the machine head is set on the body in a reversible manner. It includes a first station docked with the pot to introduce steam and The second station where the pot is separated.
  • the turning angle of the second station relative to the first station is 10°-60°.
  • the body is provided with a rotating shaft
  • the handpiece can be turned around the rotating shaft to achieve docking or separation from the pot
  • the hose is located below the rotating shaft.
  • a support part is provided on the body, and the support part supports the handpiece in a state where the handpiece is docked with the pot at the first station.
  • the fuselage includes a base and a column provided on one side of the base, and the support portion protrudes from the side of the column toward the machine head to support the bottom of the machine head.
  • the handpiece and the body are connected by a rotation limit device, the rotation limit device restricts the handpiece to flip between the first station and the second station, and the rotation limit
  • the device is provided with a driving part and a stepping motor, the stepping motor and the driving part are used to drive the head from the first station to the second station, and allow the head to be turned up
  • the second station is manually turned over to the first station.
  • the rotation limiting device has a locked state and an unlocked state, and the locked state is used to lock the handpiece in the first station, and the driving member drives the machine in the unlocked state.
  • the head is turned upward from the first station to the second station.
  • the pot cover is closed to the pot body to form a cooking cavity, and the pot cover is provided with a steam inlet hole, and steam is introduced into the cooking cavity from the steam inlet hole when the machine head is docked with the pot.
  • the steam inlet is provided with a steam guide pipe.
  • the steam guide tube has a connecting part close to one end of the pot cover and an air outlet part far away from the end of the pot cover, the air outlet part is provided with an air outlet, and the tube diameter of the air outlet part is smaller than the tube diameter of the connecting part .
  • the pot further includes a steaming rack, the steaming rack is placed in the cooking cavity, and the steam guide pipe is connected to the steam inlet hole and penetrates the steaming rack from top to bottom for guiding steam Enter the space below the steaming rack.
  • the steam rack is provided with a through hole, and the steam guide pipe extends through the through hole to the space below the steam rack.
  • the steam guide tube has a connecting part near one end of the pot cover and an air outlet part far away from the end of the pot cover.
  • the tube diameter of the air outlet part is smaller than the tube diameter of the connecting part, and the air outlet part is provided with an air outlet.
  • the bottom of the gas outlet of the steam guide pipe is closed, and the gas outlet is provided on the side wall of the gas outlet.
  • the steam heating cooking appliance proposed by the present invention the head is arranged on the body in a reversible manner, and it includes a first station docked with the pot to introduce steam and a second station separated from the pot .
  • the parts inside the head are smaller, the thickness of the head is smaller, and the overall height of the cooking appliance can be effectively reduced, making the overall cooking appliance more delicate and compact.
  • the turning angle of the machine head and the pot and the separation of the machine head and the pot is controlled at 10° ⁇ 60°.
  • the turning angle of the machine head is small, and the bending angle of the hose at the turning point of the machine head is small.
  • the loss of the hose is small, and at the same time, the shear force generated by the deformation of the hose is small.
  • the reaction force of the shear force acts on the joints at both ends of the hose, it is not easy to disengage the hose joint; on the other hand, the machine
  • the angle between the head at the second station and the first station determines the height that the open space can increase after the head is opened.
  • the present invention places the head at The angle between the second station and the first station is limited to the range of 10°-60°, which facilitates the opening and closing operations of the cover while obtaining a good user experience.
  • the machine head and the fuselage are connected by a rotation limit device, the rotation limit device restricts the machine head to flip between the first station and the second station, and the rotation limit device is A driving part and a stepping motor are provided, and the stepping motor and the driving part are used to drive the handpiece to flip upward from the first station to the second station, and allow the handpiece to be moved from the The second station is manually turned over to the first station.
  • the rotation limit device limits the machine head to flip and switch between the first station docking the pot and the second station separated from the pot, that is to say, within the range limited by the rotation limit device, the machine head can be in the machine
  • the height direction of the body rotates and opens and closes relative to the body.
  • the height of the open space is determined by the distance between the nose and the base.
  • the telescopic handpiece in the prior art only performs telescopic movement in a fixed open space, and cannot bring about the height change of the open space. Therefore, the space provided by it is also very limited.
  • the present invention proposes The rotating machine head can change the height of the open space, so as to provide a larger space and freedom of access to pots and pans, and it is more convenient for users to access pots and pans.
  • the pots are basically placed on the base of the body in a translational manner. If the height of the open space is too small, the pots will easily touch the head or the base when placing them. This may cause the pot to tilt or tip over. For this reason, the user needs to hold the pot more carefully, and the use experience is not good; but in the present invention, when the machine head is turned from the first station to the second station, The height of the open space increases, so that there is more space between the base and the machine head to avoid the pot, and the pot is not easy to touch the base or the machine head when picking and placing the pot, and users can get a better picking and placing experience.
  • the rotation limit device limits the rotation range of the machine head to prevent the machine head from overturning and causing damage, especially the first station of the machine head, which can prevent the machine head from docking with the pot. Excessive compression of the pots and pans causes damage to the joints between the two.
  • the body is provided with a support part, and the support part supports the handpiece in the state of the first station where the handpiece is docked with the pot.
  • the nose is rotated and connected to the body to form a structure similar to a cantilever beam or a lever.
  • the rotating connection between the nose and the body needs to be strong enough to resist the factors of the nose.
  • the bending moment generated by the action of gravity maintains the above state, but the rotating connection between the nose and the fuselage is prone to deformation due to the bending moment for a long time, especially when the nose is still pressed by external forces, which makes the machine worse.
  • the present invention adds a support part to the fuselage, and uses the support part to support the machine head when the machine head is docked with the pot, so as to reduce or eliminate the rotation connection between the machine head and the fuselage due to the gravity of the machine head and external force pressing.
  • the bearing load ensures the reliability and service life of the part, and due to the supporting effect of the support part, the machine head can be more stably maintained in the position of the pot, which is beneficial to improve the docking stability of the machine head and the pot.
  • the steam guide tube is used to guide the steam to the bottom of the steaming rack.
  • the steam that the steam guide tube passes into the cooking cavity carries a large amount of heat energy from the bottom of the steaming rack to the top of the steaming rack, and the food placed on the steaming rack is steamed. Because water vapor is generated outside the cooking cavity, there is no need to heat water in the cooking cavity to generate water vapor, so it can effectively prevent the boiling water under the steaming rack from contacting the food during the steaming process to soak the lower part of the food to ensure the food Taste.
  • the steaming rack can be placed near the bottom of the cooking cavity to increase the space above the steaming rack, so that a large amount of food can be placed on the steaming rack, and larger foods can also be placed, so that the steamer can be used for a large amount of food or volume Steaming of larger foods.
  • Figure 1 is a schematic structural diagram of a steam heating cooking appliance in an embodiment of the present invention
  • Figure 2 is a schematic diagram of taking and placing pots of a steam heating cooking appliance in an embodiment of the present invention
  • Figure 3 is a schematic cross-sectional view of a steam heating cooking appliance in an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of the assembly of the rotation limit device and the handpiece in an embodiment of the present invention.
  • Figure 5 is a partial exploded schematic diagram of the rotation limit device in an embodiment of the present invention.
  • FIG. 6 is a schematic diagram 1 of the state of the rotation limit device of the machine head in the first station in an embodiment of the present invention
  • FIG. 7 is a schematic diagram of the second embodiment of the state of the rotation limit device when the head is at the first station in an embodiment of the present invention.
  • Fig. 8 is a schematic diagram 1 of the state of the rotation limit device of the handpiece in the second station in an embodiment of the present invention
  • FIG. 9 is a schematic diagram of the second embodiment of the state of the rotation limit device when the head is in the second station;
  • FIG. 10 is a schematic diagram of the assembly of the rotation limit device and the handpiece in an embodiment of the present invention.
  • Figure 11 is a partial exploded schematic view of the rotation limit device in an embodiment of the present invention.
  • FIG. 12 is a schematic diagram 1 of the state of the rotation limit device of the handpiece in the first station in an embodiment of the present invention
  • FIG. 13 is a schematic diagram of the second embodiment of the state of the rotation limit device when the head is at the first station in an embodiment of the present invention
  • FIG. 14 is a schematic diagram 1 of the state of the rotation limit device of the handpiece in the second station in an embodiment of the present invention
  • 15 is a schematic diagram 2 of the state of the rotation limit device of the handpiece in the second station in an embodiment of the present invention.
  • Figure 16 is a schematic diagram of the installation of the hose in a state where the head is turned over in an embodiment of the present invention.
  • Figure 17 is a schematic cross-sectional view of the steam heating cooking appliance when the machine head is located at the second station in an embodiment of the present invention.
  • Figure 18 is a schematic diagram of a decorative board in an embodiment of the invention.
  • Figure 19 is a cross-sectional view of the pot of the present invention.
  • Fig. 20 is an enlarged view of part A in Fig. 19.
  • Figure 21 is a perspective view of a steam guide pipe in an embodiment of the present invention.
  • Fig. 22 is a structural view from another perspective of the steam guide pipe in an embodiment of the present invention.
  • Fig. 23 is a schematic diagram of steam injection when the steam guide pipe is working in an embodiment of the present invention.
  • Figure 24 is a schematic diagram of a pot with a steaming rack installed in an embodiment of the present invention.
  • Figure 25 is a top view of the steaming rack.
  • Fig. 26 is a sectional view taken along A-A in Fig. 25;
  • the present invention provides a steam heating cooking appliance, including a body and a pot, the body includes a body and a head, the pot is placed on the body, a steam generator is arranged in the body, and the machine
  • the head is provided with a steam port for docking with the pot, the steam generator is connected to the steam port through a hose, and the machine head is arranged on the body in a reversible manner. It includes a first station docked with the pot to introduce steam And a second station separate from the pot.
  • the design of the rotating machine head proposed by the present invention is convenient for users to take and place pots and pans. The technical solution of the present invention will be described below in conjunction with specific embodiments.
  • the steam heating cooking appliance proposed in the first embodiment of the present invention includes a body and a pot 200.
  • the body includes a body 100 and a handpiece 110.
  • the handpiece 110 is reversibly arranged on the body 100.
  • the upper part of the body 100 is provided with a head 110, and the lower part of the body 100 includes a base 120.
  • the pot 200 is placed on the base 120.
  • An open space for the pot 200 is formed between the head 110 and the base 120.
  • the head 110 and the body 100 They are connected by a rotation limit device, and the rotation limit device limits the handpiece 110 to flip and switch between the first station docking the pot 200 and the second station separated from the pot 200.
  • the fuselage 100 of this embodiment is provided with a steam generator 150 (such as a water storage boiler, an instantaneous boiler, etc.) and a water pump 140.
  • a water tank 130 is provided on one side of the fuselage 100. The water in 130 is pumped into the steam generator 150, the head 110 is provided with a steam output port 111, and the steam output port 111 and the steam generator 150 are connected through a hose 700.
  • the pot 200 of this embodiment includes a pot body 220 and a pot cover 210. The pot cover 210 is closed on the pot body to form a cooking cavity.
  • the pot set 200 is placed on the base 120 in a state where the pot cover 210 covers the pot body 220, and When the pot 200 is taken out at the end of cooking, the lid 210 is still kept in the state of covering the pot body 220, which can reduce the heat loss, so that the pot 200 can maintain a longer heat preservation time after leaving the body 100; the pot lid 210 A steam inlet hole 211 is provided on the upper part.
  • the aforementioned head 110 is connected to the pot 200, which means that the steam outlet 111 on the head 110 is sealed to the steam inlet hole 211 on the pot cover 210.
  • the steam generator 150 heats the water. Steam is generated, and the steam is passed into the pot 200 through the steam outlet 111 and the steam inlet 211 for heating food.
  • the open space refers to the open space defined between the nose 110 and the base 120. There is no restriction in the horizontal direction except for the body 100 itself. The distance between the nose 110 and the base 120 determines the height of the open space. Therefore, the pot The 200 is basically taken and placed on the base 120 of the fuselage 100 in a translational manner. If the height of the open space is too small, the pot 200 will easily touch the head 110 or the base 120 when it is taken and placed, which may cause the pot 200 to tilt. The user needs to hold the pot 200 more carefully. If the open space is enlarged by increasing the height of the machine head 110, although the problem of picking and placing pots can be solved, some of the open space is wasted, and Also increased the height of the body.
  • the embodiment of the present invention proposes the concept of a rotary handpiece.
  • the height of the open space is changed through the rotating opening and closing movement of the handpiece 110 in the height direction of the fuselage 100, that is, as described above:
  • the first station and the second station separated from the pot 200 are turned over and switched over.
  • the machine head 110 When picking and placing the pot 200, the machine head 110 is turned from the first station to the second station, and the distance between the machine head 110 (the position on the machine head 110 where the pot 200 is docked) and the base 120 increases, that is, increase The height of the open space is increased, thereby providing a larger space and freedom of taking and placing the pot 200, making it more convenient for users to take and place the pot 200; when cooking, the head 110 is turned from the second station to the first station And the pot 200 is butt-connected, so that it is convenient for the pot 200 to be taken and put, and it will not cause waste of open space.
  • the rotation limit device limits the turning angle of the handpiece 110, so that the handpiece 110 is only flipped and switched between the first station and the second station, so as to prevent the head 110 from being overturned. Damage, especially the first station of the machine head 110 is limited.
  • the machine head 110 can prevent the pot 200 from being excessively pressed to cause damage to the docking part of the two.
  • the angle ⁇ between the machine head 110 and the horizontal plane when in the second station is 10°-60°.
  • the angle ⁇ between the machine head 110 and the horizontal plane at the second station is the turning angle of the machine head 110 defined by the rotation limit device.
  • the first station The head 110 has a certain amount of floating up and down relative to its horizontal state. Therefore, the turning angle of the head 110 defined by the rotation limit device will not be less than the angle ⁇ between the head 110 and the horizontal plane when the head 110 is in the second station.
  • the angle between the head 110 and the horizontal plane when the head 110 is in the second station determines the height that the open space can increase after the head 110 is opened. If the head 110 is in the second station When the angle ⁇ with the horizontal plane is less than 10°, the rotation stroke of the machine head 110 is too small, which not only increases the difficulty of designing the rotation limit device, but also fails to give full play to the unique space advantages of the rotary machine head 110; if the machine head 110 In the second station, the angle ⁇ with the horizontal plane is greater than 60°. In the use environment, it is necessary to reserve a larger space above the cooking appliance to avoid the open head 110, which causes limitations in the use environment.
  • the large rotation stroke also makes the user's manual operation more laborious; in addition, the steam generator 150 in the fuselage 100 transports steam to the machine head 110 through the hose 700, and the machine head 110 passes the steam into the pot 200 ,
  • the angle between the first station and the second station is less than 10°
  • the turning angle of the machine head 110 is too small, and the pot 200 is difficult to install in place.
  • the angle between the first station and the second station is greater than 60 °, the turning angle of the nose 110 is large, and the bending angle of the hose 700 at the turning point of the nose 110 and the fuselage 100 is too large, which will easily cause damage to the hose 700 and easily cause the joints at both ends of the hose 700 to be forced off. open.
  • the embodiment of the present invention limits the angle ⁇ between the machine head 110 and the horizontal plane in the range of 10°-60° when the machine head 110 is in the second station, which facilitates the opening and closing operations of the machine cover while obtaining a good user experience. If necessary, the angle ⁇ between the handpiece 110 and the horizontal plane at the second station can be set to 15°, 20°, 25°, 30°, 35°, 60°, etc.
  • a steam guide tube is provided on the machine head to introduce steam into the boiler.
  • the steam guide tube rotates with the machine head.
  • the pot 200 includes a pot body and a pot cover.
  • the pot cover is provided with a steam guide tube. The steam is introduced into the food through the steam guide tube and released, so that the food can fully contact the steam and heat. Since the steam guide tube is set on the lid, when the machine head 110 is turned over, the steam guide tube will not turn over together with the machine head 110. When the machine head 110 is turned over in the range of 10° ⁇ 60°, it will not affect the pot 200 from the body. Take out on 110.
  • a rotating shaft 500 is provided on the fuselage 100, and the head 110 is arranged on the fuselage and can be turned around the rotating shaft 500 to achieve docking with the pot 200 or with the pot 200
  • the hose 700 is located below the rotating shaft 500.
  • the machine head 110 is turned around the rotating shaft 500 on the body to connect with the pot 200 or be separated from the pot 200.
  • the bending point of the hose 700 is closer to the line connecting the two ends of the hose 700.
  • the bending and deformation of the hose 700 generates elastic force, which will react to the joints at both ends of the hose 700, that is, the joint between the hose 700 and the steam port and the joint between the hose 700 and the steam generator 150, causing the joint to pull outward ,
  • the joint is subjected to the tension of the hose 700 itself for a long time, which will cause the joint of the hose 700 to loosen and leak out, resulting in air leakage.
  • the arrangement of the hose 700 under the shaft 500 reduces the bending amplitude of the hose 700 and reduces the machine When the head 110 is turned over, the joint of the hose 700 receives the pulling force, and the joint of the hose 700 is not easy to loosen and disengage.
  • the rotation limiting device of the embodiment of the present invention is also provided with a driving member, which is used to drive the machine head 110 to flip upward from the first station to the second station, and to allow the machine head 110 to manually flip from the second station to the first station. Station.
  • the head 110 is turned up from the first station to the second station to open the head 110, and the head 110 is turned down from the second station to the first station to close the head 110, and the head 110 is opened by the driving part
  • Provides power saves user operations, and avoids the steam burn problem that may occur when the user manually opens the handpiece 110.
  • the user can close the handpiece 110 by pressing the handpiece 110 and other manual operations.
  • the cooking appliance can save the need for the handpiece 110. With the power-closing component, users can experience the steam-heated cooking appliance outside the cooker in a manner similar to the operation of opening and closing the lid of a traditional rice cooker.
  • the rotation limit device includes a limit plate 300 installed on the head 110 and a fixed bracket 400 installed on the fuselage 100.
  • the fixed bracket 400 is provided with a limit shaft 410
  • the limit plate 300 is provided
  • the limit hole 310 has a first limit end and a second limit end. When the limit shaft 410 moves to the first limit end, the first station is defined and can be locked at the first limit end. When the limit shaft 410 moves to the second limit end, a second station is defined.
  • the machine head 110 includes a machine head upper cover 112 and a machine head lower cover 113, one end of the limit plate 300 is fixedly installed on the machine head lower cover 113, and the other end of the limit plate 300 is provided with an arc-shaped limit hole 310,
  • the limit hole 310 includes a guide section 312 of equal width and a limit section 311 whose width is greater than the guide section 312.
  • the upper end of the guide section 312 is the second limit end, and the limit section 311 is located at the lower end of the guide section 312 to form a first limit.
  • the upper end of the fixed bracket 400 and the lower cover 113 of the machine head are rotatably connected by a shaft 500.
  • the machine head 110 can rotate and open and close around the shaft 500.
  • the limit shaft 410 penetrates the fixed support 400 transversely.
  • One end of the limit shaft 410 is installed with a first
  • the shift lever 420 the other end of the limit shaft 410 is a flat shaft portion 411.
  • the flat shaft portion 411 passes through the above-mentioned limit hole 310 and is restricted by a circlip.
  • the head 110 rotates around the shaft 500 for opening and closing movement, the flat shaft The portion 411 moves in the limiting hole 310 so as to limit the rotation stroke of the handpiece 110.
  • the fixing bracket 400 of this embodiment is provided with a first elastic locking member.
  • the first elastic locking member is preferably a first torsion spring 430, one end of the first torsion spring 430 Positioned on the fixed bracket 400, the other end is positioned on the first shift lever 420 or the limit shaft 410, the first shift lever 420 and the limit shaft 410 rotate in conjunction, and the external force drives the limit shaft 410 or the first shift lever 420 to rotate
  • the first torsion spring 430 can be driven to torsion and accumulate force, and when the first torsion spring 430 releases the elastic force, it can also drive the limit shaft 410 to reverse.
  • the width of the guide section 312 of the limiting hole 310 is greater than the thickness of the flat shaft portion 411 but smaller than the width of the flat shaft portion 411.
  • the first torsion spring 430 releases the elastic force to drive the limiting shaft 410 to reverse.
  • the flat shaft portion 411 cannot enter the guide section 312 after rotating a certain angle, and the limit shaft 410 is locked in the limit section 311 of the limit hole 310 and cannot move. Accordingly, the machine head 110 is locked in the first station, as shown in the figure The state shown in 6,7.
  • a first unlocking member controlled by an electric component is provided on the fixed bracket 400.
  • the first unlocking member drives the limit shaft 410 to rotate through the first lever 420 to achieve unlocking.
  • the electric component is a stepping motor 450 installed on the fixed bracket 400.
  • the rotation accuracy of the stepping motor 450 is high.
  • the first unlocking part is the first dial 440 installed on the output shaft of the stepping motor 450; the unlocking machine is required When the head is 110, the stepping motor 450 drives the first dial 440 to rotate.
  • the first dial 440 dials the first lever 420 to rotate the limit shaft 410.
  • the driving part of this embodiment is a tension spring 600.
  • One end of the tension spring 600 is connected to the limit plate 300, and the other end is connected to the fixed bracket 400 or other parts of the body.
  • the process of manually turning the position to the first station causes the tension spring 600 to stretch and accumulate force.
  • the machine head 110 can be locked in the first station, the machine head 110 can be held to the second station under the action of the tension spring 600
  • the tendency of rotation, once the handpiece 110 is unlocked the elastic force released by the tension spring 600 can drive the handpiece 110 from the first station to the second station.
  • the driver can feel the drive. The blocking force to obtain a good operating feel.
  • torsion springs can also be used instead of tension springs.
  • the torsion spring is sleeved on the rotating shaft, one end is positioned for the head and the other end is positioned for the body, which can also achieve the purpose of this embodiment.
  • the rotation limiting device of the embodiment of the present invention has a locked state and an unlocked state.
  • the locked state is used to lock the handpiece 110 in the first station.
  • the driving member drives the handpiece 110 by the first station.
  • the position is turned up to the second station.
  • the setting of the lock state allows the user to automatically lock the head when manually pressing the head to the first station, which helps the user to determine the closed position of the head and avoid The user's repeated operations due to the uncertainty of the closed position of the head can enhance the user experience.
  • this embodiment proposes the following solutions:
  • the body has a control module and a trigger module.
  • the trigger module is a physical button on the body 100, such as mechanical switches, buttons, touch-sensitive buttons, etc. After cooking, the user operates the physical button, and the control module receives the trigger signal of the physical button Then control the stepping motor 450 to start and complete the unlocking of the head 110; or set the trigger module as a remote control switch, and the user can realize remote control through an infrared remote control; or set the trigger module as a wireless communication module to use a mobile device (such as Mobile phones, tablets, smart watches/bands, etc.) push boot information to achieve remote control.
  • a mobile device such as Mobile phones, tablets, smart watches/bands, etc.
  • the trigger module may be provided on the body, the nose or the base.
  • the control module of the body is set to directly or delay the unlocked state of the rotation limit device at the end of the cooking program, that is, at the end of the cooking program, the control module automatically sends a start command to control the stepping motor 450 according to the program setting Start up and complete the unlocking of the machine head 110.
  • This solution makes the product more intelligent, and the physical buttons for realizing corresponding functions can be omitted on the machine body, making the appearance of the machine body more concise and beautiful. If the delayed start of the unlocked state of the rotation limit device is adopted, the pot after the cooking has a certain natural cooling time, which reduces the risk of steam burns.
  • the fixed bracket 400 of the rotation limit device is also provided with a micro switch 460.
  • the stepping motor 450 drives the first dial 440 to rotate to unlock the limit shaft 410
  • the stepping motor 450 will continue to work until
  • the head 110 is manually turned from the second station to the first station, it is ensured that the rotation angle of the limit shaft 410 can be reliably locked at In the limit section 311 of the limit hole 310.
  • the handpiece 110 is in the first station at this time, the limit shaft 410 is locked at the first limit end of the limit hole 310, the driving member is in a state of accumulating force, and the handpiece 110 is in docking with the pot 200 ,
  • the cooking appliance can start the cooking process, or the cooking process ends and wait for the head 110 to open.
  • the stepping motor 450 When the stepping motor 450 receives the start instruction, it starts to work.
  • the stepping motor 450 drives the first dial 440 to rotate.
  • the first dial 440 turns the first dial 420 to rotate the limit shaft 410 while driving the first torsion spring.
  • 430 torsion accumulates force.
  • the flat shaft portion 411 of the limit shaft 410 rotates to a certain angle, it can enter the guide section 312.
  • the power provided by the driving member drives the head 110 to flip upward from the first station to the second station ,
  • the flat shaft portion 411 moves along the guide section 312 of the limiting hole 310 to the second limiting end of the limiting hole 310, as shown in the state shown in Figures 8 and 9; the machine head 110 in this state (the docking pot on the machine head 110
  • the distance between the position of the utensil 200 and the base is increased, which increases the height of the open space, thereby providing a larger space and freedom of taking and placing the pot, and facilitating the taking and placing of the pot.
  • the user can turn the handpiece 110 down from the second station to the first station by pressing the handpiece 110 and other manual operation methods, and the driving part is stretched to the accumulating state.
  • the shaft 410 enters the limit section 311 of the limit hole 310
  • the first torsion spring 430 releases the elastic force to drive the limit shaft 410 to rotate, and the flat shaft portion 411 of the limit shaft 410 cannot enter the guide section after rotating a certain angle.
  • the limit section 311 locked in the limit hole 310 cannot move, and accordingly, the machine head 110 is locked in the first station until the machine head is opened next time.
  • the difference from the first embodiment is that the locking and unlocking mode of the limit shaft 410 is changed in the solution of this embodiment, specifically:
  • the rotation limit device includes a limit plate 300 and a fixed bracket 400.
  • One end of the limit plate 300 is fixedly installed on the lower head cover 113, and the other end of the limit plate 300 is provided with a limit hole 310, which includes a vertical section 314 And the horizontal section 313 extending horizontally from the bottom of the vertical section 314, the upper end of the vertical section 314 is the second limiting end, and the horizontal section 313 forms the first limiting end.
  • the limiting plate 300 is fixedly provided with a rotating shaft 500 by one-piece injection molding or other means. The two ends of the rotating shaft 500 are rotatably limited on the lower head cover 113. The head 110 can rotate around the rotating shaft 500 for opening and closing movement.
  • One end of the limit shaft 410 is installed on the horizontal sliding groove 412 of the fixed bracket 400 and can slide along the horizontal sliding groove 412. The other end of the limit shaft 410 extends into the limit hole 310.
  • the limit shaft 410 moves in the limit hole 310 to limit the rotation stroke of the handpiece 110.
  • the fixing bracket 400 of this embodiment is provided with a second elastic locking member.
  • the second elastic locking member is preferably a second torsion spring 470.
  • a second shift lever 480 is connected between the brackets 400.
  • One end of the second torsion spring 470 is positioned on the fixed bracket 400, and the other end is positioned on the second shift lever 480.
  • the second shift lever 480 can fix the connection on the bracket 400 around it. The point swings back and forth, thereby driving the limit shaft 410 to slide back and forth along the lateral sliding groove 412.
  • the second torsion spring 470 releases the elastic force to drive the second lever 480 to swing, and the second lever 480 drives the limit shaft 410 to move to the horizontal section 313.
  • the handpiece 110 can be locked in the first station, that is, the state shown in FIGS. 12 and 13.
  • a second unlocking member controlled by an electric component is provided on the fixed bracket 400, and the second unlocking member drives the limit shaft 410 to reverse translation through the second lever 480 to realize unlocking.
  • the electric component is a stepping motor 450 installed on the fixed bracket 400
  • the second unlocking part is a second dial 490 installed on the output shaft of the stepping motor 450
  • the stepping motor 450 drives the second dial 490 to rotate
  • the second dial 490 drives the second shift lever 480 to swing back
  • the second shift lever 480 drives the limit shaft 410 to move in the opposite direction to the vertical section 314, which releases the limit shaft 410 up and down Movement restriction in the direction
  • the rotation limit device is also provided with a driving part
  • the driving part provides power to drive the head 110 to flip up to the second station, as shown in Figures 14, 15 The state shown.
  • the arrangement of the driving member and the unlocking control of the rotation limit device can refer to the solution described in the first embodiment, and will not be described in detail.
  • the body 100 is provided with a supporting portion 160, and the supporting portion 160 supports the handpiece 110 when the handpiece 110 is docked with the pot 200.
  • the fuselage 100 includes a base 120 and a column 170 provided on one side of the base 120.
  • One end of the head 110 is rotatably connected to the upper part of the column 170 through a shaft 500.
  • the above-mentioned handpiece 110 constitutes a structure similar to a cantilever beam or a lever.
  • the handpiece 110 When the handpiece 110 is connected to the pot 200, it is usually kept at a level or close to a horizontal state.
  • the rotating shaft 500 and the structural parts for installing the rotating shaft 500 on the handpiece 110 and the column 170 need to be sufficient.
  • a support 160 is provided on the upper part of the column 170.
  • the support 160 protrudes from the side of the column 170 toward the machine head 110, and the machine head 110 is connected to the pot 200.
  • the support part 160 supports the bottom of the head 110, which reduces or eliminates the load on the shaft 500 and the structural parts due to the gravity of the head 110 and the external force, ensuring the reliability and service life of the shaft 500 and the structural parts
  • the handpiece 110 can be more stably maintained at the position where the handpiece 200 is docked with the pot 200, which is beneficial to improve the docking stability of the handpiece 110 and the pot 200.
  • a groove 112 for accommodating the supporting part 160 is provided at the bottom of the handpiece 110 of the embodiment.
  • the supporting part 160 is matched with the groove 112 at the bottom of the handpiece 110, and the supporting part 160 and the machine head 110 have an integrated visual effect, and at the same time, it avoids the possible interference of the support portion 160 on the pot 200 when the pot 200 is placed.
  • the bottom surface of the handpiece 110 is flush with the bottom surface of the supporting part 160 or forms a continuous transition surface.
  • the supporting part 160 and the handpiece 110 are visually integrated to wipe or touch the aforementioned parts. There is no obvious concavity and convexity, which enhances the user experience.
  • the front end of the supporting portion 160 forms a vertical supporting surface 161, and the vertical supporting surface 161 abuts against the handpiece 110 to provide a supporting force.
  • FIG. 17 when the handpiece 110 is docked with the pot 200, the side surface of the groove 112 abuts against the vertical support surface 161 at the front end of the support portion 160, thereby supporting the handpiece 110 and preventing the handpiece 110 Further press down; when the side surface of the groove 112 is against the vertical support surface 161 of the support portion 160, the force of the handpiece 110 on the vertical support surface 161 and the reaction force of the vertical support surface 161 on the handpiece 110 (ie support The force) is in a horizontal or close to horizontal direction.
  • the support 160 is basically free from vertical load. In the horizontal direction, the support 160 is shared by the upright 170 of the body 100, so the support 160 can be maintained well. The strength without deformation. More preferably, when the handpiece 110 is docked with the pot 200, a clearance fit is formed between the upper surface of the support part 160 and the handpiece 110, that is, a certain gap is formed between the bottom surface of the groove 112 and the upper surface of the support part 160, The handpiece 110 has no vertical downward pressure on the support portion 160, which prevents the support portion 160 from being deformed due to a vertical load, and reduces the strength requirement on the support portion 160.
  • the supporting part may also provide other supporting methods, for example: the upper surface of the supporting part and the vertical supporting surface jointly support the handpiece, or only the upper surface of the supporting part supports the handpiece.
  • the body 100 is provided with a side decorative panel 180, and the supporting portion 160 is integrally formed on the decorative panel 180, and the decorative panel 180 covers the front of the column 170 in the height direction
  • a support portion 160 extends from the upper end of the decorative board 180 toward the machine head 110, and the support portion 160 is seamlessly combined with the column 170, and the appearance performance is good.
  • the bottom surface of the supporting portion 160 and the side surface of the decorative board 180 are connected in a circular arc transition.
  • the appearance effect on the side of the column 170 is enhanced to avoid the cleaning dead angle formed at the root position of the support portion 160, and at the same time, the stress concentration phenomenon at the root position of the support portion 160 is avoided.
  • the wall thickness of the support portion 160 is greater than the wall thickness of the decorative board 180 to enhance the structural strength of the support portion 160 so as to provide reliable support for the handpiece 110.
  • the supporting part 160 may be a separately formed part fixed to the upright 170.
  • the present embodiment is provided with a steam guide pipe 230 on the pot cover, specifically, the pot cover 210 is closed on the pot body 220 to form a cooking cavity, the pot cover is provided with a steam inlet When the handpiece is docked with the pot, steam is introduced into the cooking cavity from the steam inlet hole, and a steam guide pipe 230 is provided on the steam inlet hole.
  • the steam guide pipe 230 of this embodiment has a connecting part 231 close to one end of the pot cover 210 and an air outlet part 232 far away from the end of the pot cover 210.
  • the air outlet 232 is provided with an air outlet 233, and the air outlet 232
  • the pipe diameter of is smaller than the pipe diameter of the connecting portion 231.
  • the steam guide pipe 230 is preferably made of food grade stainless steel.
  • the steam guide tube 230 needs to be inserted into the food material of the cooking cavity. It is made of food-grade stainless steel. On the one hand, there is no food safety problem. On the other hand, stainless steel has good heat resistance, corrosion resistance and good structural strength. Longer life.
  • the steam guide pipe 230 extends below the liquid level in the cooking cavity.
  • steaming rice when steam is discharged from the steam guide pipe 230, high-temperature bubbles are formed, and the high-temperature bubbles float up in the rice slurry.
  • the rising process fully contacts the rice slurry and transfers heat to the rice slurry, so that the rice slurry is heated and boiled.
  • the entire rice syrup will form a rolling action due to the bubbles, so that the rice syrup far away from the steam guide pipe 230 can also be heated by contact with the high-temperature bubbles through the flow.
  • the process of steam exiting the steam guide pipe 230 is essentially that the air pressure in the steam guide pipe 230 pushes the steam at the outlet 233 so that the steam at the outlet 233 overcomes the hydraulic pressure of the rice mash and enters the rice mash. Therefore, the air pressure in the steam guide pipe 230 determines the distance of the bubbles from the air outlet 233. The higher the pressure in the steam guide pipe 230, the bubbles can reach a place farther from the steam guide pipe 230 before they start to float. It should be noted that the distance that the bubble escapes from the air outlet 233 here refers to the movement distance of the bubble in the direction of the air outlet 233, that is, the distance between the bubble and the steam guide tube 230.
  • the diameter of the steam guide pipe 230 is very small compared to the inner diameter of the entire cooking cavity.
  • the farther the air bubble escapes from the air outlet 233, the greater the movement trajectory of the air bubble, and the impact of the air bubble on the rice paste The wider the range, the greater the movement range of the rice milk, the more flowing rice milk is formed, the better the rice milk tumbling effect, so that the rice milk in all parts of the cooking cavity can flow and contact the bubbles to be heated, cooking The rice milk in the cavity is heated more evenly, the cooking time is shorter, and the cooked rice tastes better.
  • the steam leaves the air outlet 233 to form bubbles and float up. Only the rice slurry near the steam guide pipe 230 flows and heats, and the rice slurry far away from the steam guide pipe 230 is less heated, which results in cooking time. In addition, the rice milk in the cooking cavity is not evenly heated, and the taste of the cooked rice is not ideal.
  • the steam guide pipe 230 has a connecting part 231 close to one end of the pot cover 210 and an air outlet part 232 far away from the end of the pot cover 210.
  • the tube diameter of the air outlet 232 is smaller than that of the connecting part 231, and the air outlet 233 is arranged at On the outlet 232.
  • the steam enters the steam guide pipe 230 through the steam inlet 31 on the cover 210, first enters the connecting portion 231, then passes through the outlet 232 and exits the steam guide 230 through the outlet 233 on the outlet 232.
  • the pipe diameter of the outlet portion 232 is smaller than the pipe diameter of the connection portion 231
  • the flow rate of the steam increases, and the steam pressure in the outlet portion 232 increases.
  • the steam degassing outlet 233 is subjected to greater pressure from the rear steam, forming the effect of steam injection, and the steam can be released to the area far away from the steam guide pipe 230 and then start to float, thereby making the rice slurry
  • the tumbling effect is better, the rice milk is heated more evenly, the cooking time is short, and the cooking rice has a good taste.
  • a transition part 234 is provided between the connection part 231 and the outlet part 232, and the pipe diameter of the transition part 234 is from the connection part 231 to the outlet part.
  • the 232 direction gradually decreases.
  • the existence of the transition portion 234 makes the entire steam guide pipe 230 have a tapered drop tube shape as a whole, that is, the pipe wall between the connecting portion 231 and the outlet portion 232 is an inclined wall.
  • the steam guide pipe 230 is located in the central area of the cooking cavity of the pot body 20.
  • the steam guide pipe 230 is located in the central area of the cooking cavity of the pot body 20, the steam is diffused and heated from the center of the cooking cavity, and the rice milk in the cooking cavity is heated more evenly, and there is no heating dead angle.
  • the bottom of the gas outlet 232 of the steam guide pipe 230 is closed, and the gas outlet 233 is provided on the side wall of the gas outlet 232.
  • the steam guide tube 230 is inserted into the rice syrup when the lid 210 is closed with the pot body 20.
  • the steam guide pipe 230 When the steam guide pipe 230 is inserted into the rice syrup, it receives resistance from the rice syrup, and its stress surface is mainly the bottom of the steam guide part , The bottom of the air outlet 232.
  • the bottom of the steam guide pipe 230 is closed, and the air outlet 233 is provided on the side wall of the air outlet 232, which can effectively prevent the rice grains in the rice milk from entering the steam guide pipe 230 and prevent the rice grains in the rice milk from getting stuck. On the outlet 233.
  • the air outlet 233 of the air outlet 232 is located 1-3 cm below the liquid surface of the cooking cavity. If the air outlet 233 of the air outlet 232 is located less than 1cm below the liquid surface, when the steam is introduced too fast, the sprayed steam will impact the liquid surface, which may cause the liquid at the air outlet 233 to spread out around the air outlet 233. The steam cannot fully contact the liquid, and the cooking time is slow; if the outlet 233 of the steam guide pipe 230 is located more than 3 cm below the liquid surface, the steam will form a large amount of foam below the liquid surface, and the foam will burst from below the liquid surface to above the liquid surface. As a result, the inner wall above the liquid level of the pot body 20 adheres to a large amount of food to be cooked, which affects user experience.
  • the aperture of the air outlet 233 is set between 1mm and 3mm, for example, 1mm, 1.5mm, 2mm, 2.5mm, 3mm.
  • the aperture of the air outlet 233 is less than 1mm, the air outlet pressure at the air outlet 233 is too high, and the air outlet Section 233 produces a lot of noise.
  • the aperture of the air outlet 233 is larger than 3mm, the aperture of the air outlet 233 is too large, and the rice grains in the rice slurry will easily enter the steam guide pipe 230, causing difficulty in cleaning. Rice grains are also easy to get stuck on the air outlet 233, which affects the normal air outlet of the air outlet 233.
  • the steam enters the steam guide pipe 230 through the steam input port, and then flows in along the radial direction of the steam guide pipe 230. Since the bottom of the steam guide pipe 230 is closed, the air outlet 233 is located at the side of the air outlet 232, the influx of steam encounters the inner side of the bottom wall of the air outlet 232 and then turns back, and finally squeezes out the air outlet 233 under the action of air pressure. Obviously, the bottom wall of the air outlet 232 has a certain reduction effect on the impact of the steam, which leads to a certain attenuation of the strength of the steam sprayed from the air outlet 233.
  • a guiding structure 235 is provided between the inner side of the bottom wall of the outlet portion 232 and the inner side of the side wall of the outlet portion 232, and the guiding structure 235 may be between the inner side of the bottom wall of the outlet portion 232 and the inner side of the side wall of the outlet portion 232.
  • the number of the air outlet 233 is multiple, and the multiple air outlets 233 are arranged along the circumference of the air outlet 232. In this way, when the steam is ejected from the air outlet 233, it is sprayed in a ring shape, and the rice milk in all directions in the cooking cavity can be driven by the air bubbles to form a tumbling effect. The tumbling effect of the rice milk is good and the rice milk is evenly heated.
  • the adjacent air outlets 233 are staggered in the diameter direction of the steam guide pipe 230.
  • the staggered arrangement means that the height positions of the adjacent air outlets 233 are inconsistent and the adjacent air outlets 233 are in the steam guide tube.
  • the tubes 230 do not overlap or do not completely overlap in the radial direction. In this way, on the one hand, the bubbles generated by the adjacent air outlets 233 can be ejected up and down to reduce the collision between the bubbles.
  • the area where the air outlet 233 is provided on the air outlet 232 can be enlarged to facilitate the air outlet There are more air outlets 233 on the part 232.
  • the steam enters the steam guide pipe 230 and then flows to the outlet 233 above the steam guide pipe 230 and first discharges a part of the steam from the upper outlet 233, and the remaining steam that is too late to discharge continues to flow by the steam
  • the air outlet 233 below the guide tube 230 discharges the steam guide tube 230.
  • the steam discharged from the air outlet 233 located above the steam guide pipe 230 receives a large pressure effect, and the spray effect is good, and the steam discharged from the air outlet 233 located below the steam guide pipe 230 receives a small pressure effect, and the spray effect is certain attenuation.
  • the area where the air outlet 233 is arranged on the air outlet 232 can be increased.
  • the steam injection force from the lower air outlet 233 attenuates very little, and then It can ensure that the steam ejected from the staggered air outlet 233 pushes the rice slurry to form an interactive convection effect.
  • the steam guide tube 230 when cooking, the steam guide tube 230 is inserted into the rice milk, in order to make the process of inserting the steam guide tube 230 into the rice milk smoother, and to make the lid 210 open after the rice is cooked.
  • the steam guide pipe 230 has little effect on the flatness of the rice after the rice is pulled out.
  • the steam guide pipe 230 of this embodiment is provided with an avoiding structure 236 between the bottom wall and the side wall of the air outlet 232.
  • the avoiding structure 236 is used to reduce the resistance of the steam guide pipe 230 inserted into the rice milk on the one hand, and on the other hand When cooking solid food such as meat and bones, the avoiding structure 236 can push the solid food to move to the position, and the steam guide pipe 230 is inserted into the cooking cavity to open the path.
  • the avoidance structure 236 may be a curved transition portion between the bottom wall and the side wall of the outlet portion 232, and the curved transition portion provided between the bottom wall and the side wall of the outlet portion 232 makes the steam guide pipe
  • the bottom of the 230 is approximately spherical. When the spherical bottom is in contact with the solid food, the food will receive a component of force moving to the side, so that the steam guide tube 230 can push the food away and insert it into the cooking cavity, thus ensuring the steam
  • the guide tube 230 can be smoothly inserted into the cooking cavity, and the pot cover 210 can be smoothly closed on the pot body 20, which is convenient for users to use.
  • the avoiding structure 236 may be an inclined transition portion between the bottom wall and the side wall of the outlet portion 232, and the inclined transition portion 234 is provided between the bottom wall and the side wall of the outlet portion 232, and the steam guide pipe 230 When inserted into the rice syrup, the rice syrup will be separated along the inclined surface transition portion 234.
  • the inclined surface transition portion 234 serves to separate the liquid surface, and the steam guide pipe 230 is less resistant to the process of inserting the cooking cavity.
  • the setting of the avoidance structure 236 makes the overall outer contour curve of the steam guide pipe 230 softer and smoother, and has a more beautiful appearance.
  • the steam guide pipe 230 makes the process smoother when it is inserted into the rice milk or pulled out of the rice. It has little effect on the flatness of rice.
  • the steam guide pipe 230 is sealed and fixed by the connecting portion 231 and the pot cover 210, and the connection method is a detachable connection, such as a buckle or snap connection, so as to facilitate the user to remove and remove the steam guide pipe 230.
  • the steam guide pipe 230 is cleaned.
  • the steam generator needs to be stopped before opening the lid. After the steam generator 150 stops working, it will stop sending high-temperature steam to the steam pipe.
  • the heat preservation performance of the steam pipe cannot be objectively guaranteed to be perfect.
  • the high-temperature steam in the road gradually loses heat. In this way, the high-temperature steam in the steam pipe will gradually condense and reduce the air pressure in the steam pipe.
  • the air pressure in the steam pipe is lower than the air pressure in the cooking cavity, the pressure difference between the inside and outside of the steam pipe will affect the pressure in the cooking cavity.
  • the soup and the like are squeezed into the steam pipe, which forms the phenomenon of back suction of the steam pipe, which brings great inconvenience to the user's cleaning.
  • the present embodiment is provided with an anti-suckback hole 237 on the steam guide pipe 230.
  • the anti-suck hole 237 is set above the liquid level of the cooking cavity.
  • the anti-suck hole 237 is connected to the steam pipeline. 150 stops working.
  • the gas in the upper part of the cooking cavity will enter the steam pipe first than the liquid at the bottom of the cooking cavity to balance the pressure difference between the inside and outside of the steam pipe, thereby preventing the liquid in the cooking cavity from pouring Suck into the steam line.
  • a steaming rack 240 is provided in the cooking cavity.
  • the steaming rack 240 is placed in the cooking cavity, and the steam guide pipe 230 communicates with the steam inlet and penetrates the steaming rack 240 from top to bottom to guide the steam into the bottom of the steaming rack 240 space.
  • the existing steamer for steaming food needs to store a certain amount of water in the lower part of the steaming rack 240 in the cooking cavity, and the food placed on the upper part of the steaming rack 240 is steamed by the steam generated by the water being heated.
  • the space left by the cooking cavity for the food to be steamed is reduced, making the steamer unable to steam a large amount of food or larger food at the same time; at the same time, to ensure steam It is necessary to store enough water in the lower part of the steaming rack 240 for steaming, so that the water surface and the steaming rack 240 are too close.
  • the boiling water will pass through the steaming rack 240 to contact the food.
  • the lower part of the food is soaked in a lot of water, resulting in poor steaming effect and affecting the taste of the food.
  • the steam inlet hole on the lid 210 allows the steam outside the cooking cavity to pass in
  • the steam guide pipe 230 guides the steam passing through the steam inlet hole into the cooking cavity, and guides the steam to the bottom of the steaming rack 240.
  • the steam passing through the tube 230 into the cooking cavity carries a large amount of heat energy from the bottom of the steaming rack 240 to the top of the steaming rack 240, and steams the food placed on the steaming rack 240, and finally exhausts the cooking cavity through the exhaust channel 220, because the water vapor Produced outside of the cooking cavity, there is no need to heat water in the cooking cavity to generate water vapor, so it can effectively prevent the boiling water under the steaming rack 240 from contacting the food through the steaming rack 240 to soak the lower part of the food during the steaming process to ensure the food taste
  • the steaming rack 240 can be placed near the bottom of the cooking cavity to increase the space above the steaming rack 240, so that a large amount of food can be placed on the
  • the steaming rack 240 can be restricted by annular protrusions or annular steps provided on the inner wall of the cooking cavity, or can be restricted by other restricting structures, or the cooking cavity can be set such that the inner diameter of the lower part is from the upper part. It gradually decreases to the bottom, so that the cross section of the side wall of the lower part of the cooking cavity is arc-shaped.
  • the steaming rack 240 is installed on the side wall of the lower part of the cooking cavity that is arc-shaped. 240 is placed in the cooking cavity.
  • the outer side of the steaming rack 240 is provided with flanges. When the steaming rack 240 is installed in the cooking cavity, the flanges of the steaming rack 240 are in contact with the side wall of the cooking cavity to prevent the steaming rack 240 from being damaged. Scratch the inner wall of the cooking cavity on the outside.
  • the steam rack 240 and the steam guide pipe 230 are arranged separately.
  • the steam rack 240 is provided with a through hole 241
  • the steam guide pipe 230 extends to the space below the steam rack 240 through the through hole 241.
  • the steam guide tube 230 and the pot cover 210 can be arranged separately or integrally.
  • the steam guide tube 230 is detachably installed on the pot cover 210. When the steam guide tube 230 is damaged, the steam guide tube 230 can be disassembled separately for replacement, which reduces maintenance and replacement costs.
  • the steam guide tube 230 and the pot cover 210 can be plugged in, clipped, threaded, or through fasteners.
  • the steam guide pipe 230 connected to the lid 210 can guide the steam to cook rice and other foods.
  • the cooking pot for steam heating is used as a steamer, only The steaming rack 240 needs to be placed in the cooking cavity, and then the pot cover 210 is closed on the pot body 220. During the closing process, the steam guide pipe 230 penetrates the through hole 241 and extends under the steaming rack 240 to serve as a steamer. It is simpler and more convenient to use; preferably, the inner diameter of the through hole 241 is larger than the inner diameter of the steam guide pipe 230 to facilitate the passage of the steam guide pipe 230 and prevent abrasion between the steam guide pipe 230 and the through hole 241.
  • the part of the steam guide pipe 230 extending into the space below the steaming rack 240 is provided with an air outlet 233 facing the side of the cooking cavity.
  • the steam is discharged to the side wall of the cooking cavity through the air outlet 233, and then moves upward to steam the food.
  • the part of the steam guide pipe 230 extending into the space below the steaming rack 240 is provided with a bottom vent toward the bottom of the cooking cavity, and the steam is discharged to the bottom wall of the cooking cavity through the bottom vent, and then blocked by the bottom wall to the cooking cavity
  • the upper part moves; or, the part of the steam guide pipe 230 extending into the space below the steaming rack 240 is provided with a bottom air outlet facing the bottom surface of the cooking cavity and an air outlet 233 facing the side of the cooking cavity.
  • the air outlet 233 is provided with a plurality of A plurality of air outlets 233 are arranged around the central axis of the steam guide tube 230, so that the air output of the steam guide tube 230 in all directions is equal, and the steaming effect of the food at each position of the steaming rack 240 is more uniform.
  • the air outlet 233 and the bottom surface of the cooking cavity have a distance of 2 mm to 30 mm; alternatively, the bottom air outlet and the bottom surface of the cooking cavity have a distance of 2 mm to 30 mm; or, the air outlet 233 and the bottom air outlet are both separated from each other.
  • the bottom surface of the cooking cavity has a spacing of 2 mm to 30 mm. Keep a certain distance between the air outlet 233 and/or the bottom air outlet and the bottom wall of the cooking cavity, maintain the ventilation of the air outlet 233 and/or the bottom air outlet, and prevent the air outlet 233 and/or the bottom air outlet from the cooking cavity. When the distance between the bottom walls is too close, the condensate at the air outlet 233 and/or the bottom air outlet cannot be discharged due to too much condensate, which blocks the air outlet 233 and/or the bottom air outlet.
  • the steam inlet hole is located in the middle of the pot cover 210, the steam guide pipe 230 vertically penetrates from the middle of the steam rack 240 to the space below the steam rack 240, and the steam guide pipe 230 vertically penetrates the steam rack 240 to reduce steam.
  • the material used for the guide tube 230, and because the end of the steam guide tube 230 that discharges water vapor is located at the center of the lower part of the steaming rack 240, the steam can be evenly discharged to the surroundings. It can be used for the food placed in various positions of the steaming rack 240. Even heating makes the steaming effect more even.
  • the steam guide pipe can be integrally arranged on the lid, or the steam guide pipe 230 and the lid 210 can be separately arranged, while the steam guide pipe 230 and the steam rack 240 are arranged separately, and the steam guide pipe 230 can be taken out and placed through the pipe bracket. Put it in the cooking cavity.
  • the steam guide tube 230 and the steaming rack 240 into the cooking cavity, and then cover the pot cover 210 on the pot body 220, and the pot cover 210 is completely closed to the pot.
  • the steam inlet hole is connected with the steam guide pipe 230 to guide the steam.
  • the steam guide pipe 230 can also be installed on the steaming rack 240, and the steam guide pipe 230 and the steaming rack 240 can be integrally arranged, or they can be fixed on the steaming rack by a connection method such as plug connection, fastener, screw connection or snap connection.
  • a connection method such as plug connection, fastener, screw connection or snap connection.
  • 240 when the user uses it, he only needs to put the steaming rack 240 together with the steam guide tube 230 into the cooking cavity, and then cover the pot cover 210 on the pot body 220. It is simple and convenient to use, and the pot cover 210 is completely covered.
  • the steam inlet hole communicates with the steam guide pipe 230 to realize the guide of the steam.
  • the steam guide tube 230 may also include a first guide tube and a second guide tube that are separately arranged.
  • the first guide tube is arranged on the pot cover 210 and is connected to the pot cover 210
  • the second guide tube is arranged on the steaming rack 240 and is connected to the steamer.
  • the frame 240 is connected.
  • the first guide tube connected to the lid 210 can guide the steam.
  • the cooking pot for steam heating is used as a steamer, there is no need to use the first guide tube To remove it, simply put the steaming rack 240 connected with the second guide tube into the cooking cavity, and the first guide tube and the second guide tube that are connected to each other can form the steam guide tube 230, which is more simple and convenient to use.
  • the first guide tube is provided with an extension part inserted into the second guide tube or the second guide tube is provided with an extension part inserted into the first guide tube, so that the first guide tube and the second guide tube are They are connected by overlapping extensions to enhance the sealing between the first guide tube and the second guide tube, and at the same time enhance the stability between the first guide tube and the second guide tube, ensuring that the first guide tube and the second guide tube
  • the docking position between the two guiding pipes is accurate to ensure the accurate guiding direction of the water vapor.

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  • Baking, Grill, Roasting (AREA)

Abstract

L'invention concerne un appareil de cuisson par chauffage à la vapeur, comprenant un corps de machine et un pot (200). Le corps de machine comprend un corps de dispositif (100) et une tête de dispositif (110). Le pot (200) est placé sur le corps de dispositif (100). Le corps de dispositif (100) contient un générateur de vapeur (150) et il est caractérisé en ce que la tête de dispositif (110) est pourvue d'un orifice de vapeur (111) relié au pot (200). Le générateur de vapeur (150) est en communication avec l'orifice de vapeur (111) au moyen d'un tuyau flexible (700). La tête de dispositif (110) est disposée de manière inversible sur le corps de dispositif (100), et comprend un premier poste de travail relié au pot (200) pour introduire de la vapeur et un deuxième poste de travail séparé du pot (200). L'appareil de cuisson par chauffage à la vapeur optimise la manière dont la tête de dispositif (110) s'ouvre et se ferme, ce qui fournit plus d'espace et un degré de liberté plus élevé pour manipuler le pot (200) et améliore l'expérience de manipulation du pot (200).
PCT/CN2019/107433 2019-03-14 2019-09-24 Appareil de cuisson par chauffage à la vapeur WO2020181757A1 (fr)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
CN201920326828.4U CN210169728U (zh) 2019-03-14 2019-03-14 一种蒸汽加热烹饪器具
CN201920326828.4 2019-03-14
CN201910298687.4 2019-04-15
CN201920508317.4 2019-04-15
CN201910298687.4A CN111588263B (zh) 2019-04-15 2019-04-15 蒸汽加热式烹饪器具
CN201920508317.4U CN210124586U (zh) 2019-04-15 2019-04-15 使用寿命长的蒸汽加热烹饪器具
CN201910440094.7A CN111972972B (zh) 2019-05-24 2019-05-24 蒸汽加热用烹饪锅具及烹饪器具
CN201910440094.7 2019-05-24
CN201920836918.8U CN210540805U (zh) 2019-06-04 2019-06-04 蒸汽加热式烹饪器具
CN201920836918.8 2019-06-04

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WO2020181757A1 true WO2020181757A1 (fr) 2020-09-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114794364A (zh) * 2022-05-20 2022-07-29 浪尖设计集团有限公司 高效的肠粉机
CN116835075A (zh) * 2023-08-31 2023-10-03 沧州威派机械科技有限公司 包装袋加热封合装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160262562A1 (en) * 2013-12-03 2016-09-15 Gyu-Tae JEONG Steam cooker
CN107242818A (zh) * 2017-08-03 2017-10-13 无锡智汇空间投资管理有限公司 一种具有加热功能的厨师机
CN207870787U (zh) * 2017-08-17 2018-09-18 中山市博恩电器有限公司 一种具有集水盒的多功能厨师机
CN208192791U (zh) * 2018-01-18 2018-12-07 九阳股份有限公司 一种蒸汽加热用烹饪器具及蒸汽饭煲
CN208192790U (zh) * 2018-01-18 2018-12-07 九阳股份有限公司 一种蒸汽加热烹饪器具
CN208192797U (zh) * 2018-01-18 2018-12-07 九阳股份有限公司 一种蒸汽加热烹饪锅

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105747827B (zh) * 2014-12-16 2018-05-01 佛山市顺德区美的电热电器制造有限公司 烹饪装置
CN208435283U (zh) * 2017-10-26 2019-01-29 中山市大冠电器有限公司 电热壶组件

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160262562A1 (en) * 2013-12-03 2016-09-15 Gyu-Tae JEONG Steam cooker
CN107242818A (zh) * 2017-08-03 2017-10-13 无锡智汇空间投资管理有限公司 一种具有加热功能的厨师机
CN207870787U (zh) * 2017-08-17 2018-09-18 中山市博恩电器有限公司 一种具有集水盒的多功能厨师机
CN208192791U (zh) * 2018-01-18 2018-12-07 九阳股份有限公司 一种蒸汽加热用烹饪器具及蒸汽饭煲
CN208192790U (zh) * 2018-01-18 2018-12-07 九阳股份有限公司 一种蒸汽加热烹饪器具
CN208192797U (zh) * 2018-01-18 2018-12-07 九阳股份有限公司 一种蒸汽加热烹饪锅

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114794364A (zh) * 2022-05-20 2022-07-29 浪尖设计集团有限公司 高效的肠粉机
CN116835075A (zh) * 2023-08-31 2023-10-03 沧州威派机械科技有限公司 包装袋加热封合装置
CN116835075B (zh) * 2023-08-31 2023-10-31 沧州威派机械科技有限公司 包装袋加热封合装置

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