CN210124586U - Steam heating cooking utensil with long service life - Google Patents

Abstract

The utility model discloses a long service life's steam heating cooking utensil, including organism and pan, the organism includes fuselage, aircraft nose, the pan is placed on the organism, be provided with steam generator in the fuselage, the aircraft nose is provided with the steam port with the pan butt joint, steam sending device passes through hose intercommunication steam port, is provided with the pivot on the fuselage, the aircraft nose sets up on the fuselage and can wind the pivot upset is in order to realize with the pan butt joint or separate with the pan, the hose is located the below of pivot. The utility model discloses optimized the aircraft nose mode of opening and shutting, for the pan provides bigger get puts the space and gets and put the degree of freedom, promoted the pan and got and put experience.

Description

Steam heating cooking utensil with long service life

[ technical field ] A method for producing a semiconductor device

The utility model relates to a kitchen appliances field especially relates to steam heating cooking utensil.

[ background of the invention ]

The electric cooker is one of the current common kitchen cooking appliances, can be used for cooking rice, cooking porridge, cooking soup and the like in function, and meets the requirements of people on fast-paced work and life. There are two main heating methods for known household electric rice cookers: the inner container is heated through the heating disc or the electromagnetic wire coil, the heating mode is easy to cause the problems of local high temperature, pot pasting and the like, and real three-dimensional heating cannot be realized; the other is steam heating, and compared with the steam heating, the steam heating has better heating uniformity and can solve the problems existing in the traditional electric heating, so that the steam heating mode gradually gains attention from the industry in recent years.

The steam rice cooker disclosed by the prior art, in the aspect of product structure, the structural design of the built-in pot of the traditional rice cooker is overturned, a pot external structure is adopted, an open space is formed by a machine body serving as a heating platform, the pot for placing food can be placed in the open space in a picking and placing mode, the pot is located outside the machine body and supported by a bearing platform at the bottom of the machine body, during cooking, butt joint of the machine head and the pot is completed, steam generated by a steam generator in the machine body is conveyed to the machine head through a hose, a steam port in butt joint with the pot is formed in the machine head, and steam enters the pot through the steam port to heat food materials. The butt joint of aircraft nose and pan can adopt telescopic aircraft nose or convertible aircraft nose, when adopting convertible aircraft nose, the aircraft nose realizes butt joint or the separation with the pan through the upset, the aircraft nose is at the upset in-process, the hose of aircraft nose upset department need bend self in order to follow the aircraft nose upset, the hose is bent the upset repeatedly and can have two problems, first the hose is bent repeatedly, especially bend by a wide margin and can lead to the increase of the book consumption of hose self, the broken mouthful condition appears in the department of bending, secondly the hose is bent in-process, the shearing reaction force that the hose deformation produced acts on the joint department at hose both ends, bend by a wide margin and can lead to the joint at hose both ends to throw off gas leakage, how to improve the life of hose, it is a difficult point of steam rice cooker to reduce the gas.

[ Utility model ] content

The utility model aims to solve the technical problem that overcome prior art not enough and provide steam heating cooking utensil, optimize aircraft nose open and shut structure, reduce the hose loss of aircraft nose upset department when the aircraft nose overturns.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a steam heating cooking utensil, includes organism and pan, the organism includes fuselage, aircraft nose, the pan is placed on the organism, be provided with steam generator in the fuselage, the aircraft nose is provided with the steam port with the pan butt joint, steam sending device passes through hose intercommunication steam port, is provided with the pivot on the fuselage, the aircraft nose sets up on the fuselage and can wind the pivot upset is in order to realize with the pan butt joint or with the pan separation, the hose is located the below of pivot.

Preferably, the machine head is connected with the machine body through a turnover limiting device, the turnover limiting device limits the machine head to be in butt joint with a first station of the cooker and a second station separated from the cooker in a turnover switching mode, a driving piece is arranged on the turnover limiting device and used for driving the machine head to be upwards turned to the second station through the first station and allowing the machine head to be manually turned to the first station through the second station.

Preferably, the turnover limiting device has a locking state and an unlocking state, the locking state is used for locking the machine head at the first station, and the driving piece drives the machine head to be turned upwards from the first station to the second station in the unlocking state.

Preferably, the overturning limiting device comprises a limiting plate arranged on the machine head and a fixing support arranged on the machine body, a limiting shaft is arranged on the fixing support, a limiting hole is formed in the limiting plate, the limiting hole is provided with a first limiting end and a second limiting end, the limiting shaft moves to the first limiting end to limit the first station and can be locked at the first limiting end, and the limiting shaft moves to the second limiting end to limit the second station.

Preferably, a first elastic locking piece is arranged on the fixing support, and when the limiting shaft moves to the first limiting end, the limiting shaft is driven to turn over by the elastic force released by the first elastic locking piece to realize locking.

Preferably, the fixed support is provided with a first unlocking piece controlled by an electric element, the limiting shaft is connected with a first driving lever, the first unlocking piece drives the limiting shaft to reversely turn over through the first driving lever to realize unlocking, and the first elastic locking piece stores force when the limiting shaft is unlocked.

Preferably, a second elastic locking piece is arranged on the fixing support, and when the limiting shaft moves to the first limiting end, the second elastic locking piece releases elastic force to drive the fixing support to move horizontally so as to realize locking.

Preferably, a second unlocking piece controlled by an electric element is arranged on the fixed support, a second driving lever is connected to the limiting shaft, the second unlocking piece drives the limiting shaft to translate reversely through the second driving lever to realize unlocking, and the second elastic locking piece stores force when the limiting shaft is unlocked.

Preferably, the driving element is an elastic element, one end of the elastic element is connected to the limiting plate, the other end of the elastic element is connected to the machine body or the fixing support, and the machine head is enabled to accumulate force in the process of manually turning from the second station to the first station.

Preferably, the machine body is provided with a control module and a trigger module, and the control module starts the unlocking state of the turnover limiting device according to a trigger signal of the trigger module; or the machine body is provided with a control module, and the control module is set to directly or delay start the unlocking state of the turnover limiting device when the cooking program is finished.

The utility model has the advantages that:

the utility model provides a steam heating cooking utensil, including organism and pan, the organism includes fuselage, aircraft nose, the pan is placed on the organism, be provided with steam generator in the fuselage, the aircraft nose is provided with the steam port with the pan butt joint, steam sending device passes through hose intercommunication steam port, is provided with the pivot on the fuselage, the aircraft nose sets up on the fuselage and can wind the pivot upset is in order to realize with the pan butt joint or separate with the pan, the hose is located the below of pivot. The technical scheme has the following technical effects:

1. the aircraft nose docks or separates with the pan around the pivot upset on the fuselage, compares in telescopic aircraft nose, and the inside spare part of aircraft nose is less, and the thickness of aircraft nose is less, and cooking utensil's holistic height can effectual reduction for cooking utensil's whole exquisite small and exquisite more. In addition, the hose for conveying steam is arranged below the rotating shaft, the bending point of the hose is closer to a connecting line connected with the two ends of the hose, when the machine head overturns around the rotating shaft, the bending angle of the hose is smaller, the deformation amplitude is smaller, the hose is not easy to break or break at the bending position, and the service life is long. Further, the hose is bent and is out of shape and produce elasticity, this elasticity can counteract the joint at hose both ends, the joint of hose and steam port and hose and steam generator's joint promptly, lead to the outside pulling of joint, the joint receives the pulling force of hose self for a long time and can lead to the flexible coupling not hard up deviating from, produce gas leakage phenomenon, the hose setting has reduced the bending range of hose in the pivot once, also when having reduced the aircraft nose upset, the pulling force that hose coupling department received, hose coupling department is difficult to become flexible and breaks away from.

2. The machine head is connected with the machine body through a turning limiting device, the turning limiting device limits the machine head to turn between a first station and a second station, a driving piece and a stepping motor are arranged on the turning limiting device, the stepping motor and the driving piece are used for driving the machine head to be turned upwards to the second station through the first station, and the machine head is allowed to be manually turned to the first station through the second station. The upset stop device is injectd the aircraft nose and is switched over between the first station of butt joint pan and the second station of pan separation, that is to say, in the within range that the upset stop device was injectd, the aircraft nose can make the upset motion of opening and shutting relative to the organism in the organism height direction, because form open space between aircraft nose and the plummer, open space's height is decided by the distance of the relative plummer of aircraft nose, when the aircraft nose is overturned by first station to the second station, the distance increase between aircraft nose (the position of butt joint pan on the aircraft nose) and the plummer, also increased open space's height. Telescopic aircraft nose among the prior art only does concertina movement in fixed open space, can not bring open space's altitude variation, and it is also very limited that consequently it provides to get the space of putting, compares, the utility model provides a convertible aircraft nose can change open space's height to can provide bigger pan and get the space of putting and get and put the degree of freedom, it is more convenient that the user gets to put the pan. Such as: for the cooking utensil with the external pot, the pot is basically placed on a bearing table of a machine body in a translation mode, if the height of an open space is too small, the pot is easy to touch a machine head or the bearing table when being placed and placed, so that the pot is inclined or overturned possibly, a user needs to carefully hold the pot, and the use experience is poor; however the utility model discloses in, after the locomotive was overturn to the second station by first station, the high increase in open space for having had bigger space between plummer and the aircraft nose and dodging the pan, the pan is difficult for touching plummer or aircraft nose when getting and puts, and the user can obtain getting better and put the experience.

In addition, upset stop device has injectd the upset scope of aircraft nose, prevents that the aircraft nose from excessively overturning and leading to damaging, especially injects the first station of aircraft nose, on the basis of realizing aircraft nose and pan butt joint, can prevent that the aircraft nose from excessively compressing tightly the pan and leading to the damage of the two butt joint positions.

3. The overturning limiting device is provided with a driving piece which is used for driving the machine head to be overturned from the first station to the second station upwards and allowing the machine head to be manually overturned from the second station to the first station. The aircraft nose is upwards turned over to the second station by first station and is realized the aircraft nose and open, the aircraft nose is realized the aircraft nose closure by the downward upset of second station to first station, the aircraft nose is opened and is provided power by the driving piece, save user operation, can avoid the manual steam scald problem that opens the aircraft nose and probably exist of user, and the aircraft nose closure is realized through manual operation modes such as pressing the aircraft nose by the user, cooking utensil can save the part that provides the closed power of aircraft nose, the user can experience the external steam heating cooking utensil of pan with the open and shut lid operation mode of similar traditional electric rice cooker.

Furthermore, the overturning limiting device has a locking state and an unlocking state, the locking state is used for locking the machine head at the first station, and the driving piece drives the machine head to be overturned upwards from the first station to the second station in the unlocking state.

The locking state is used for locking the machine head at the first station, so that the machine head and the cooker are reliably butted to realize stable output of steam in the cooking process, and the problems of gas leakage and the like of the butted part caused by large-amplitude swinging of the machine head are prevented; moreover, to convertible aircraft nose, the setting of locking state makes the user realize the aircraft nose locking automatically when manually pressing aircraft nose to first station, helps the user to judge the closed position of aircraft nose, avoids the user because of the repetitive operation that uncertain aircraft nose closed position produced, and the reinforcing is used and is experienced.

Furthermore, the machine body is provided with a control module and a trigger module, and the control module starts the unlocking state of the turnover limiting device according to a trigger signal of the trigger module; or the machine body is provided with a control module, and the control module is set to directly or delay start the unlocking state of the turnover limiting device when the cooking program is finished.

The former technical scheme, after the culinary art was finished, the user can come the main aircraft nose of selecting whether to open according to actual conditions, and it is higher to use the flexibility ratio, needs to explain to be: the trigger module can be a physical key arranged on the machine body, such as a mechanical switch, a button, a touch-sensitive key and the like; the trigger module can also be a remote control switch, and the infrared remote controller is used for realizing remote control; the trigger module can also be a wireless communication module, and the starting information is pushed by utilizing mobile equipment (such as a mobile phone, a tablet computer, an intelligent watch/bracelet and the like) to realize remote control. After the cooking is finished, whether the unlocking state is started or not is determined by a built-in program of the control module, the product is more intelligent, physical keys for realizing corresponding functions can be omitted on the machine body, and the external appearance of the machine body is more concise and attractive.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention will be further explained with reference to the drawings:

fig. 1 is a schematic structural view of a steam heating cooking appliance according to a first embodiment of the present invention;

fig. 2 is a schematic view illustrating taking and placing of a pot of a steam heating cooking appliance according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a steam heating cooking device according to a first embodiment of the present invention;

fig. 4 is an assembly diagram of the turnover limiting device and the machine head according to the first embodiment of the present invention;

fig. 5 is a schematic view of a local explosion of the turnover limiting device according to a first embodiment of the present invention;

fig. 6 is a first schematic view illustrating a state of the first turnover limiting device when the machine head is at the first station according to the first embodiment of the present invention;

fig. 7 is a schematic view of a second state of the turnover limiting device when the machine head is at the first station according to the first embodiment of the present invention;

fig. 8 is a first schematic view illustrating a state of the turnover limiting device when the machine head is at the second station according to the first embodiment of the present invention;

fig. 9 is a schematic view of a second state of the turnover limiting device when the machine head is at the second station according to the first embodiment of the present invention;

fig. 10 is an assembly diagram of the turnover limiting device and the machine head according to the second embodiment of the present invention;

fig. 11 is a schematic view of a local explosion of the turnover limiting device according to the second embodiment of the present invention;

fig. 12 is a schematic view showing a first state of the turnover limiting device when the machine head is at the first station according to the second embodiment of the present invention;

fig. 13 is a schematic view of a second state of the turnover limiting device when the machine head is at the first station according to the second embodiment of the present invention;

fig. 14 is a schematic view showing a first state of the turnover limiting device when the machine head is at the second station according to the second embodiment of the present invention;

fig. 15 is a schematic view of a second state of the turnover limiting device when the machine head is at the second station according to the second embodiment of the present invention;

fig. 16 is a schematic view of the installation of the hose in the head-reversed state of the present invention.

Reference numerals:

100 machine body, 110 machine head, 111 steam port, 120 bearing table, 130 water tank, 140 water pump and 150 steam generator;

200 cookware, 210 pot covers, 211 steam input ports and 220 pot bodies;

300 limiting plates, 310 limiting holes, 311 limiting sections, 312 guiding sections, 313 transverse sections and 314 vertical sections;

400 fixed support, 410 limit shaft, 411 flat shaft part, 412 transverse sliding chute, 420 first deflector rod, 430 first torsion spring, 440 first dial, 600 stepping motor, 460 micro switch, 470 second torsion spring, 480 second deflector rod, 490 second dial;

500 of a rotating shaft;

600 tension springs;

700 hose.

[ detailed description ] embodiments

This steam heating cooking utensil, includes organism and pan, the organism includes fuselage, aircraft nose, the pan is placed on the organism, be provided with steam generator in the fuselage, the aircraft nose is provided with the steam port with the pan butt joint, steam sending device passes through hose intercommunication steam port, is provided with the pivot on the fuselage, the aircraft nose sets up on the fuselage and can wind the pivot upset is in order to realize with the pan butt joint or with the pan separation, the hose is located the below of pivot. The utility model provides a convertible aircraft nose design, the aircraft nose rotates around the pivot on the fuselage for the hose setting of carrying steam is in the pivot below, and during the aircraft nose upset, the bending deformation range of hose is little, rolls over and consumes for a short time, and life is longer.

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

Referring to fig. 1 to 16, an embodiment of the present invention provides a steam heating cooking utensil, including organism 100 and pan 200, organism 100 includes fuselage, aircraft nose 110, pan 200 is placed on organism 100, be provided with steam generator 150 in the fuselage, aircraft nose 110 is provided with steam port 111 with pan 200 butt joint, steam generator 150 passes through hose 700 intercommunication steam port 111, is provided with pivot 500 on the fuselage, aircraft nose 110 sets up on the fuselage and can wind pivot 500 upset is in order to realize docking with pan 200 or separating with pan 200, hose 700 is located the below of pivot 500. The aircraft nose 110 overturns around pivot 500 on the fuselage and docks with pan 200 or separates with pan 200, compares in telescopic aircraft nose, and the inside spare part of aircraft nose is less, and the thickness of aircraft nose is less, and cooking utensil's holistic height can effectual reduction for cooking utensil's whole exquisite small and exquisite more. In addition, the hose 700 for conveying steam is arranged below the rotating shaft 500, the bending point of the hose 700 is closer to the connecting line connected with the two ends of the hose 700, when the machine head 110 turns around the rotating shaft 500, the bending angle of the hose 700 is smaller, the deformation amplitude is smaller, the hose 700 is not easy to break or crack at the bending part, and the service life is long. Further, the hose 700 is bent and deformed to generate elastic force, the elastic force can be reacted with the joints at the two ends of the hose 700, namely the joints of the hose 700 and the steam port and the joints of the hose 700 and the steam generator 150, so that the joints are pulled outwards, the joints are pulled by the tensile force of the hose 700 for a long time, the joints of the hose 700 are loosened and separated, and an air leakage phenomenon is generated, the hose 700 is arranged below the rotating shaft 500, so that the bending amplitude of the hose 700 is reduced, the pulling force applied to the joints of the hose 700 is reduced when the handpiece 110 is turned over, and the joints of the hose 700 are not easily loosened and separated.

Specifically, the method comprises the following steps: the machine body 100 of the embodiment is provided with a steam generator 150 (for example, a water storage type boiler, an instant heating type boiler, etc.) and a water pump 140 inside, one side of the machine body 100 is provided with a water tank 130, the water pump 140 works to enable the water pump 140 in the water tank 130 to enter the steam generator 150, the machine head 110 is provided with a steam port 111, and the steam port 111 is communicated with the steam generator 150 through a hose 700. The pot 200 of the present embodiment includes a pot body 220 and a pot cover 210, the pot 200 is placed on the supporting table 120 in a state that the pot cover 210 covers the pot body 220, and when the pot 200 is taken out after cooking, the state that the pot cover 210 covers the pot body 220 is still maintained, so that heat loss can be reduced, and the pot 200 can maintain a longer heat preservation time after leaving the machine body 100; the cooker lid 210 is provided with a steam input port 211, and the above-mentioned butt joint of the machine head 110 to the cooker 200 means that the steam port 111 on the machine head 110 is in sealing butt joint with the steam input port 211 on the cooker lid 210, and in actual work, the steam generator 150 heats steam generated by water, and the steam is introduced into the cooker 200 through the steam port 111 and the steam input port 211 to heat food.

The open space is an open space defined between the machine head 110 and the carrying platform 120, the horizontal direction is not limited except for the machine body 100, and the distance between the machine head 110 and the carrying platform 120 determines the height of the open space, therefore, the pot 200 is basically placed on the carrying platform 120 of the machine body 100 in a translation manner, if the height of the open space is too small, the pot 200 is easy to touch the machine head 110 or the carrying platform 120 when being placed, which may cause the pot 200 to tilt or overturn, so that a user needs to carefully hold the pot 200, if the open space is enlarged by increasing the height of the machine head 110, although the problem of placing and placing the pot can be solved, part of the open space is in a waste state, and the height of the machine body is also increased.

The embodiment of the utility model provides a provide the design of convertible aircraft nose, be connected through rotatory stop device between aircraft nose 110 and the organism 100, rotatory stop device inject aircraft nose 110 and dock pan 200 the first station and with pan 200 separation the second station between upset switch. The height of the open space is changed by the turning open and close movement of the head 110 in the height direction of the machine body 100, that is, as described above: the machine head 110 is turned and switched between a first station for butting against the pot 200 and a second station separated from the pot 200. When the cookware 200 is taken and placed, the machine head 110 is turned from the first station to the second station, the distance between the machine head 110 (the position of the machine head 110, which is butted with the cookware 200) and the bearing table 120 is increased, namely the height of an open space is increased, so that a larger cookware 200 taking and placing space and a greater degree of freedom are provided, and a user can take and place the cookware 200 more conveniently; during cooking, the machine head 110 is turned over from the second station to the first station and is butted with the pot 200, so that the pot 200 is conveniently taken and placed, and waste of an open space is avoided.

Referring to fig. 3, in the embodiment of the present invention, the turnover limiting device limits the turnover angle of the machine head 110, so that the machine head 110 is only turned over and switched between the first station and the second station, thereby preventing the machine head 110 from being damaged due to excessive turnover, especially, the first station of the machine head 110 is limited, and on the basis of realizing the butt joint of the machine head 110 and the pot 200, the machine head 110 can be prevented from excessively pressing against the pot 200 to damage the butt joint portion of the two stations.

According to the embodiment of the utility model, it can be understood that the included angle between the machine head 110 and the horizontal plane at the second station determines the height which can be increased by the open space after the machine head 110 is opened, if the included angle α between the machine head 110 and the horizontal plane at the second station is less than 10 degrees, the overturning stroke of the machine head 110 is too small, the design difficulty of the overturning limiting device is increased, the special space advantage of the overturning machine head 110 cannot be fully exerted, if the included angle between the machine head 110 and the horizontal plane at the second station is more than 60 degrees, a larger space needs to be reserved above a cooking appliance in a use environment to avoid the machine head 110 in an opened state, the limitation on a use environment is caused, the manual operation of a user is more laborious due to the overlarge overturning stroke, in addition, the steam generator 150 in the machine body 100 conveys steam to the machine head 110 through the hose 700, the steam is introduced into the cooker 200 through the machine head 110, when the included angle between the first station and the second station is less than 10 degrees, the overturning angle of the machine head 110 is more difficult to be installed in place, when the included angle between the first station and the second station is less than 60 degrees, the included angle of the cooker, the included angle is more easily determined according to the two hose 700 degrees, the practical product is easy to cause the problem that the cover 110 and the cover 15 degrees, the cover is damaged, the cover 700 degrees, the practical cover can be easily broken when the product is damaged, the machine head 110, the novel cover is easily opened and the cover 700 degrees, the range of the cooker, the cover 700 degrees, the cooker, the practical cover is easily opened.

Further, in some schemes, be provided with the steam guide tube on the aircraft nose and introduce steam into the pot body in, the aircraft nose upset in-process, the steam guide tube follows the aircraft nose and rotates together, at this moment, when the upset angle of aircraft nose is less, for example less than 45, the steam guide tube does not deviate from in the pan, and the pan can't take out from the organism. In this embodiment, pan 200 includes the pot body and pot cover, is provided with the steam guide tube (not shown in the figure) on the pot cover, and steam is introduced by the steam guide tube and is eaten the inside release of material to make eating the material can be abundant carry out the contact with steam and be heated. Because the steam guide pipe is arranged on the cooker cover, when the machine head 110 is turned, the steam guide pipe cannot turn along with the machine head 110, and when the machine head 110 is turned within the range of 10-60 degrees, the cooker 200 is not influenced to be taken out of the machine body 110.

The utility model discloses still be equipped with the driving piece on the upset stop device for drive aircraft nose 110 is upwards overturn to the second station by first station, and allows aircraft nose 110 to overturn to first station by the second station is manual. The head 110 is upwards turned over to the second station by the first station and is realized that the head 110 is opened, the head 110 is turned over downwards to the first station by the second station and is realized that the head 110 is closed, the head 110 is opened and is provided power by the driving piece, save user operation, can avoid the steam scald problem that the user manually opens head 110 probably exists, and the head 110 is closed and is realized by manual operation modes such as pressing head 110 by the user, cooking utensil can save the part that provides the closed power of head 110, the user can experience the external steam heating cooking utensil of pan with the lid operating mode of opening and shutting of similar traditional electric rice cooker.

The following provides a preferred embodiment of the turnover limiting device in the embodiment of the present invention:

referring to fig. 4 and 5, the turnover limiting device includes a limiting plate 300 mounted on the machine head 110 and a fixing bracket 400 mounted on the machine body 100, the fixing bracket 400 is provided with a limiting shaft 410, the limiting plate 300 is provided with a limiting hole 310, the limiting hole 310 has a first limiting end and a second limiting end, the limiting shaft 410 limits a first station when moving to the first limiting end and can be locked at the first limiting end, and the limiting shaft 410 limits a second station when moving to the second limiting end. Specifically, the method comprises the following steps: the handpiece 110 comprises a handpiece upper cover 112 and a handpiece lower cover 113, one end of a limit plate 300 is fixedly arranged on the handpiece lower cover 113, the other end of the limit plate 300 is provided with an arc-shaped limit hole 310, the limit hole 310 comprises a guide section 312 with equal width and a limit section 311 with the width larger than that of the guide section 312, the upper end of the guide section 312 is a second limit end, and the limit section 311 is positioned at the lower end of the guide section 312 to form a first limit end; the upper end of the fixed support 400 is rotatably connected with the lower cover 113 of the machine head through a rotating shaft 500, the machine head 110 can turn over around the rotating shaft 500 to move in an opening and closing mode, the limiting shaft 410 transversely penetrates through the fixed support 400, a first shifting lever 420 is installed at one end of the limiting shaft 410, the other end of the limiting shaft 410 is a flat shaft portion 411, the flat shaft portion 411 penetrates through the limiting hole 310 and is limited through a clamping spring, and when the machine head 110 turns over around the rotating shaft 500 to move in the limiting hole 310, the flat shaft portion 411 moves in the limiting hole 310, and therefore the turning stroke of the machine head.

In order to lock the position-limiting shaft 410 at the first position-limiting end, 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 is positioned on the fixing bracket 400, the other end of the first torsion spring 430 is positioned on the first driving lever 420 or the position-limiting shaft 410, the first driving lever 420 and the position-limiting shaft 410 are linked to turn over, when the position-limiting shaft 410 or the first driving lever 420 is driven to turn over by external force, the first torsion spring 430 can drive the first torsion spring 430 to store torsional force, and when the first torsion spring 430 releases elastic force, the position. The width of the guiding section 312 of the limiting hole 310 is larger than the thickness of the flat shaft part 411 but smaller than the width of the flat shaft part 411, when the flat shaft part 411 moves to the limiting section 311, the first torsion spring 430 releases elastic force to drive the limiting shaft 410 to rotate reversely, the flat shaft part 411 cannot enter the guiding section 312 after being overturned for a certain angle, the limiting shaft 410 is locked at the limiting section 311 of the limiting hole 310 and cannot move, and accordingly, the machine head 110 is locked at the first station, namely, in the state shown in fig. 6 and 7.

In order to realize the unlocking of the above-mentioned spacing shaft 410 at the first spacing end, the fixed bolster 400 is provided with a first unlocking piece controlled by an electric element, and the first unlocking piece drives the spacing shaft 410 to overturn through a first driving lever 420 to realize the unlocking, specifically: the electric element is a stepping motor 600 arranged on the fixed bracket 400, the rotation precision of the stepping motor 600 is high, and the first unlocking piece is a first dial 440 arranged on the output shaft of the stepping motor 600; when the head 110 needs to be unlocked, the stepping motor 600 drives the first dial 440 to turn over, the first dial 440 dials the first lever 420 to turn over the limiting shaft 410, and the flat shaft portion 411 can enter the guide section 312 after turning over by a certain angle, that is, the locking of the limiting shaft 410 is released.

Preferably: referring to fig. 6 and 8, the driving member of this embodiment is a tension spring 600, one end of the tension spring 600 is connected to the limit plate 300, the other end of the tension spring 600 is connected to the fixing bracket 400 or other parts of the machine body, the tension spring 600 is stretched and accumulated when the machine head 110 is manually turned from the second station to the first station, although the machine head 110 can be locked at the first station, the machine head 110 can keep the tendency of turning to the second station under the action of the tension spring 600, once the machine head 110 is unlocked, the elastic force released by the tension spring 600 can drive the machine head 110 to be turned upwards from the first station to the second station, and a user can feel the blocking force caused by the driving member when pressing the machine head 110, thereby obtaining a. In other embodiments, other elastic elements such as a torsion spring can be used to replace the tension spring, the torsion spring is sleeved on the rotating shaft, one end of the torsion spring positions the machine head, and the other end of the torsion spring positions the machine body, so that the purpose of the embodiment can be achieved.

According to the above technical scheme, the utility model discloses upset stop device has lock state and unblock state, and lock state is used for locking aircraft nose 110 at first station, and the driving piece drives aircraft nose 110 under unblock state and upwards overturns to the second station by first station, and the benefit of design like this lies in: in the cooking process, the reliable butt joint of the machine head 110 and the cooker 200 is ensured to realize the stable output of steam, and the problems of air leakage and the like of butt joint parts caused by the large-amplitude swing of the machine head 110 are prevented; moreover, to convertible aircraft nose, the setting of locking state makes the user realize the aircraft nose locking automatically when manually pressing aircraft nose to first station, helps the user to judge the closed position of aircraft nose, avoids the user because of the repetitive operation that uncertain aircraft nose closed position produced, and the reinforcing is used and is experienced.

For the unlocking control of conveniently overturning the limiting device, the following scheme is provided in the embodiment:

1. the machine body 100 is provided with a control module and a trigger module, the trigger module is a physical key on the machine body 100, such as a mechanical switch, a button, a touch induction type key and the like, after cooking is finished, a user operates the physical key, and the control module receives a trigger signal of the physical key and then controls the stepping motor 600 to start to complete unlocking of the machine head 110; or the trigger module is set as a remote control switch, and a user can realize remote control through an infrared remote controller; the triggering module can also be set as a wireless communication module, and the mobile device (such as a mobile phone, a tablet computer, an intelligent watch/bracelet and the like) is used for pushing the startup information, so that remote control is realized. This solution allows the user to select whether to open the handpiece 110 according to the actual situation, and the flexibility of use is high.

2. The control module of the machine body 100 is set to directly or delay start the unlocking state of the turnover limiting device when the cooking program is finished, namely, when the cooking program is finished, the control module automatically sends a start instruction according to the program setting to control the stepping motor 600 to start and complete the unlocking of the machine head 110, the product is more intelligent, the physical key for realizing corresponding functions on the machine body 100 can be omitted, and the external shape of the machine body 100 is more concise and attractive. If adopt the unblock state that time delay started upset stop device, the pan after the culinary art finishes has certain natural cooling time, reduces the steam scald risk.

The fixing bracket 400 of the turnover limiting device is further provided with a microswitch 460, after the stepping motor 600 drives the first dial 440 to turn over to unlock the limiting shaft 410, the stepping motor 600 can continue to work until the first dial 440 touches the microswitch 460, and the control module stops the stepping motor 600 according to a trigger signal of the microswitch 460. Therefore, the first dial 440 can be prevented from interfering the rotation of the first shift lever 420, and when the handpiece 110 is manually turned from the second station to the first station, the turning angle of the limiting shaft 410 can be ensured to be reliably locked in the limiting section 311 of the limiting hole 310.

To sum up, the utility model discloses steam heating cooking utensil's theory of use as follows:

referring to fig. 6 and 7, at this time, the machine head 110 is at the first station, the limiting shaft 410 is locked at the first limiting end of the limiting hole 310, the driving member is in a power storage state, the machine head 110 is in butt joint with the pot 200, and the cooking appliance can start a cooking procedure or wait for the machine head 110 to be opened after the cooking procedure is finished;

when the stepping motor 600 starts to work after receiving a starting instruction, the stepping motor 600 drives the first dial 440 to turn over, the first dial 440 dials the first lever 420 to turn over the limiting shaft 410 and simultaneously drive the first torsion spring 430 to carry out torsion force storage, when the flat shaft portion 411 of the limiting shaft 410 turns over for a certain angle, the flat shaft portion 411 can enter the guide section 312, at the moment, the power provided by the driving piece drives the machine head 110 to turn over from the first station to the second station, and the flat shaft portion 411 moves to the second limiting end of the limiting hole 310 along the guide section of the limiting hole 310, and the state is shown in fig. 8 and 9; the distance between the machine head 110 (the position of the machine head 110 butted with the cookware 200) and the bearing table in the state is increased, so that the height of an open space is increased, a larger cookware taking and placing space and a greater taking and placing freedom degree are provided, and the cookware is conveniently taken and placed.

When the machine head 110 is closed again, a user can turn the machine head 110 downwards from the second station to the first station through manual operation modes such as pressing the machine head 110 and the like, the driving piece is stretched to a power storage state, when the limiting shaft 410 enters the limiting section 311 of the limiting hole 310, the first torsion spring 430 releases elastic force to drive the limiting shaft 410 to turn over, the flat shaft portion 411 of the limiting shaft 410 cannot enter the guide section after turning over for a certain angle, the limiting shaft 410 is locked at the limiting section of the limiting hole 310 and cannot move, and accordingly the machine head 110 is locked at the first station to be opened next time.

Example two

Referring to fig. 10 and 11, different from the first embodiment, in the scheme of the present embodiment, the locking and unlocking manner of the limiting shaft 410 is changed, specifically:

upset stop device includes limiting plate 300 and fixed bolster 400, and limiting plate 300 one end fixed mounting is on aircraft nose lower cover 113, and the limiting plate 300 other end sets up spacing hole 310, and spacing hole 310 includes vertical section 314 and the horizontal section 313 that extends by vertical section 314 bottom level, and the upper end of vertical section 314 is the spacing end of second, and horizontal section 313 forms first spacing end. The limiting plate 300 is fixedly provided with a rotating shaft 500 through integral injection molding or other methods, two ends of the rotating shaft 500 are rotatably limited on the machine head lower cover 113, and the machine head 110 can turn over around the rotating shaft 500 to open and close. One end of the limiting shaft 410 is mounted on the transverse sliding groove 412 of the fixing bracket 400 and can slide along the transverse sliding groove 412, the other end of the limiting shaft 410 extends into the limiting hole 310, and when the handpiece 110 performs turning opening and closing movement around the rotating shaft 500, the limiting shaft 410 moves in the limiting hole 310, so that the turning stroke of the handpiece 110 is limited.

In order to lock the limiting shaft 410 at the first limiting end, the fixing bracket 400 of this embodiment is provided with a second elastic locking element, the second elastic locking element is preferably a second torsion spring 470, a second driving lever 480 is connected between the limiting shaft 410 and the fixing bracket 400, one end of the second torsion spring 470 is positioned on the fixing bracket 400, the other end of the second torsion spring 470 is positioned on the second driving lever 480, and the second driving lever 480 can swing back and forth around a connection point on the fixing bracket 400, so as to drive the limiting shaft 410 to slide back and forth along the transverse sliding groove 412. When the limiting shaft 410 moves to the bottom end of the vertical section 314 of the limiting hole 310, the second torsion spring 470 releases the elastic force to drive the second driving lever 480 to swing, the second driving lever 480 drives the limiting shaft 410 to move horizontally into the transverse section 313, and accordingly, the machine head 110 can be locked at the first station, that is, the state shown in fig. 12 and 13, because the limiting shaft 410 cannot move up and down in the transverse section 313.

In order to realize the unlocking of the above-mentioned spacing shaft 410 at the first spacing end, the fixed bolster 400 is provided with a second unlocking piece controlled by an electric element, and the second unlocking piece drives the spacing shaft 410 to reversely translate through a second driving lever 480 to realize the unlocking, specifically: the electric element is a stepping motor 600 mounted on the fixing bracket 400, and the second unlocking member is a second dial 490 mounted on the output shaft of the stepping motor 600; when the handpiece 110 needs to be unlocked, the stepping motor 600 drives the second driving plate 490 to turn over, the second driving plate 490 drives the second driving plate 480 to swing back, the second driving plate 480 drives the limiting shaft 410 to translate reversely into the vertical section 314, and the motion limitation of the limiting shaft 410 in the up-and-down direction is removed.

In this embodiment, the arrangement mode of the driving member and the unlocking control of the overturn limiting device thereof can refer to the scheme described in the first embodiment, and are not described in detail.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (10)

1. The utility model provides a long service life's steam heating cooking utensil, includes organism and pan, the organism includes fuselage, aircraft nose, the pan is placed on the organism, be provided with steam generator in the fuselage, its characterized in that, the aircraft nose is provided with the steam port with the pan butt joint, steam sending device passes through hose intercommunication steam port, is provided with the pivot on the fuselage, the aircraft nose sets up on the fuselage and can wind the pivot upset is in order to realize with the pan butt joint or with the pan separation, the hose is located the below of pivot.

2. The steam heating cooking appliance according to claim 1, wherein the machine head is connected with the machine body through a rotation limiting device, the rotation limiting device limits the machine head to be turned and switched between a first station for abutting against the pot and a second station separated from the pot, and a driving piece is arranged on the rotation limiting device and used for driving the machine head to be turned upwards from the first station to the second station and allowing the machine head to be manually turned from the second station to the first station.

3. The steam-heated cooking appliance of claim 2, wherein the rotation limiting device has a locked state for locking the head in the first position and an unlocked state in which the drive drives the head to flip up from the first position to the second position.

4. The steam-heated cooking appliance of claim 3, wherein the rotation limiting device comprises a limiting plate mounted on the head and a fixing bracket mounted on the body, the fixing bracket is provided with a limiting shaft, the limiting plate is provided with a limiting hole, the limiting hole has a first limiting end and a second limiting end, the limiting shaft defines the first station and can be locked at the first limiting end when moving to the first limiting end, and the limiting shaft defines the second station when moving to the second limiting end.

5. The steam heating cooking appliance of claim 4, wherein the fixing bracket is provided with a first elastic locking member, and the locking is achieved by the rotation of the fixing bracket driven by the elastic force released by the first elastic locking member when the limiting shaft moves to the first limiting end.

6. The steam heating cooking appliance of claim 5, wherein the fixing bracket is provided with a first unlocking member controlled by an electric element, the limiting shaft is connected with a first shifting rod, the first unlocking member drives the limiting shaft to rotate reversely through the first shifting rod to realize unlocking, and the first elastic locking member stores force when the limiting shaft is unlocked.

7. The steam heating cooking appliance of claim 6, wherein a second elastic locking member is provided on the fixing bracket, and the locking is achieved by the translation driven by the elastic force released by the second elastic locking member when the limiting shaft moves to the first limiting end.

8. The steam heating cooking appliance of claim 7, wherein a second unlocking member controlled by an electric element is provided on the fixing bracket, a second shift lever is connected to the limiting shaft, the second unlocking member drives the limiting shaft to move in a reverse direction through the second shift lever to realize unlocking, and the second elastic locking member stores force when the limiting shaft is unlocked.

9. The steam-heating cooking appliance of any one of claims 4 to 8, wherein the driving member is a resilient member, one end of the resilient member is connected to the limiting plate, the other end of the resilient member is connected to the machine body or the fixed bracket, and the process of manually turning the machine head from the second position to the first position causes the resilient member to exert force.

10. The steam heating cooking appliance of one of claims 3 to 8, wherein the body has a control module and a trigger module, the control module activating the unlocked state of the rotation limiting device according to a trigger signal of the trigger module; or the machine body is provided with a control module, and the control module is set to directly or delay start the unlocking state of the rotation limiting device when the cooking program is finished.

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