CN210121048U

CN210121048U - Cooking utensil capable of recycling steam

Info

Publication number: CN210121048U
Application number: CN201920142716.3U
Authority: CN
Inventors: 窦婷婷; 楼杭颖; 陈震杰
Original assignee: Panasonic Appliances Washing Machine Hangzhou Co Ltd; Panasonic Home Appliances R&D Center Hangzou Co Ltd
Current assignee: Panasonic Appliances Rice Cooker Hangzhou Co Ltd; Panasonic Appliances China Co Ltd
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-03-03
Anticipated expiration: 2029-01-28

Abstract

The utility model discloses a cooking utensil capable of recovering steam, which belongs to the field of kitchen appliances and solves the problem that the steam discharge of the existing cooking utensil affects the user experience, and the cooking utensil capable of recovering steam of the utility model comprises a body, a cover body and a steam recovery device, wherein the cover body covers the body to form a cooking cavity, the steam recovery device is used for collecting the steam generated in the cooking cavity, the steam recovery device comprises a steam collecting box and is provided with a collecting cavity for collecting the steam; and a vapor recovery channel communicating the collection chamber and the cooking chamber; and a refrigerator for cooling the vapor collection tank and/or the vapor recovery channel. The refrigerator has the effect of active refrigeration, so that steam discharged from the cooking cavity is quickly and effectively condensed into liquid, and the recovery efficiency of the steam is improved.

Description

Cooking utensil capable of recycling steam

[ technical field ] A method for producing a semiconductor device

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

[ background of the invention ]

Cooking utensils (such as electric rice cooker) can produce steam in the culinary art process, and steam generally directly discharges to the external world through the steam valve, causes kitchen environment humidity and steam scald scheduling problem easily, influences user experience. For solving above-mentioned problem, prior art provides the scheme of collecting steam with the water tank, sets up the water tank in cooking utensil promptly, stores in the water tank like coolant liquid such as water, and the direct leading-in water tank of steam condenses into liquid among the culinary art process, realizes steam recovery, but in practical application, the cooling effect of coolant liquid can weaken along with the increase of steam volume, and the heat that cooking utensil itself produced among the culinary art process also can influence the cooling effect of coolant liquid moreover, leads to steam recovery effect not good.

[ Utility model ] content

The utility model aims to solve the technical problem that overcome prior art not enough and provide the cooking utensil of recoverable steam, provide refrigeration effect to promote steam recovery ability.

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

cooking utensil of recoverable steam, including body, lid and steam recovery unit, the lid fits form the cooking chamber on the body, steam recovery unit is used for collecting the steam that produces in the cooking chamber, its characterized in that, steam recovery unit includes:

a steam collection box having a collection chamber for collecting steam;

a vapor recovery passage communicating the collection chamber and the cooking chamber;

a refrigerator for cooling the vapor collection tank and/or the vapor recovery channel.

In the above cooking appliance capable of recovering steam, a steam guide pipe is provided on the cover body, the steam guide pipe defines the steam recovery channel therein, and the refrigerator is mounted on the steam guide pipe.

In the above cooking appliance capable of recovering steam, a heat transfer medium is provided between the refrigerator and the steam guide pipe.

In the above cooking appliance capable of recovering steam, the refrigerator is attached to an outer wall of the steam guide pipe, and an insulating layer is coated outside the refrigerator.

In the above cooking appliance capable of recovering steam, one end of the steam conduit is an inlet end communicated with the cooking cavity, the other end of the steam conduit is an outlet end communicated with the collecting cavity, and the steam conduit is inclined from high to low from the inlet end to the outlet end.

In the above cooking appliance capable of recovering steam, the steam guide pipe is a metal pipe or a heat-conducting ceramic pipe.

In the cooking appliance capable of recovering steam, the steam collecting box is arranged on the body, a conduit interface is arranged on the steam collecting box, and one end of the steam conduit is butted with the conduit interface when the cover body is closed;

or the steam collecting box is arranged on the body, the body is provided with a conduit interface communicated with the steam collecting box, and one end of the steam conduit is butted with the conduit interface under the closed state of the cover body;

or the steam collecting box is arranged on the cover body, a guide pipe connector is arranged on the steam collecting box, and one end of the steam guide pipe is connected with the guide pipe connector.

In the cooking appliance capable of recovering steam, an air inlet valve is arranged on the steam recovery channel and used for controlling the conduction or the closing of the steam recovery channel.

In the above cooking appliance capable of recycling steam, the cooking appliance further comprises a main control unit and a sensor for detecting the pressure or temperature of the cooking cavity, the sensor and the air inlet valve are electrically connected to the main control unit, and the main control unit controls the air inlet valve according to a detection signal of the sensor.

In the above cooking appliance capable of recovering steam, the refrigerator is a semiconductor refrigeration sheet or a heat pipe radiator.

The utility model has the advantages that:

the utility model discloses cooking utensil of recoverable steam, including body, lid and steam recovery unit, the lid covers and fits on the body and forms the cooking chamber, steam recovery unit is used for collecting the steam that produces in the cooking chamber, steam recovery unit includes the steam collecting box, has the collection chamber that is used for collecting steam; and a vapor recovery channel communicating the collection chamber and the cooking chamber; and a refrigerator for cooling the vapor collection tank and/or the vapor recovery channel. The utility model discloses cooking utensil sets up steam recovery device, has the refrigerator that is used for cooling off steam collection chamber and/or vapor recovery passageway among the steam recovery device, and the coolant liquid difference with prior art is: 1. the refrigerator has an active refrigeration effect, so that steam discharged from the cooking cavity is quickly and effectively condensed into liquid state, and the recovery efficiency of the steam is improved; 2. the refrigerator is less influenced by the working environment, and the effective recovery of steam can be still realized even under the condition of large steam quantity; 3. the refrigerator can be automatically controlled by the cooking appliance, such as adaptive adjustment of the refrigerating capacity of the refrigerator and the like, so that the controllability of steam recovery is realized, for example, the work of the refrigerator is controlled according to the steam quantity in different periods in the cooking process, and both the steam recovery and the energy utilization are considered.

The cover body is provided with a steam guide pipe, the steam guide pipe is internally limited with the steam recovery channel, and the refrigerator is arranged on the steam guide pipe. The cover body is provided with a steam guide pipe, namely a steam recovery channel is positioned above the cooking cavity, and steam enters the steam recovery channel by utilizing the characteristic of rising heat flow; the steam guide pipe inner space is less relatively, installs the refrigerator on the steam guide pipe, realizes the quick cooling in the little space, promotes steam cooling efficiency.

And a heat-conducting medium is arranged between the refrigerator and the steam conduit. On one hand, the heat-conducting medium can ensure the effective contact between the refrigerator and the steam conduit, and prevent the gap between the refrigerator and the steam conduit from generating so as to reduce the refrigeration effect; on the other hand, the heat exchange speed between the refrigerator and the steam guide pipe is accelerated by utilizing the good heat conduction performance of the heat conduction medium, and the refrigeration efficiency is ensured.

The refrigerator is attached to the outer wall of the steam guide pipe, and an insulating layer is coated outside the refrigerator. Through setting up the heat preservation, weaken the transmission of outside heat to in the steam pipe to make steam pipe make full use of the refrigerating output of refrigerator cools off steam.

One end of the steam guide pipe is communicated with the inlet end of the cooking cavity, the other end of the steam guide pipe is communicated with the outlet end of the collecting cavity, and the steam guide pipe is obliquely arranged from high to low from the inlet end to the outlet end. The height difference between the inlet end and the outlet end of the steam guide pipe is utilized, so that the condensed water attached to the inner wall of the steam guide pipe flows to the outlet end under the action of gravity, and the condensed water is prevented from remaining in the steam guide pipe or flowing back to the cooking cavity.

The steam conduit is a metal pipe or a heat-conducting ceramic pipe. The metal tube or the heat-conducting ceramic tube has good heat-conducting property, and can accelerate the heat exchange speed of the steam guide tube and the refrigerator, thereby improving the refrigeration efficiency.

And an air inlet valve is arranged on the steam recovery channel and controls the conduction or the closing of the steam recovery channel. Through setting up the admission valve, can control opening or closing of steam recovery passageway to adaptation culinary art function needs, for example under the less condition of culinary art chamber pressure, the admission valve closes the steam recovery passageway, keeps the culinary art intracavity and can keep certain steam pressure, realizes functions such as minute-pressure culinary art, when culinary art chamber pressure exceeded the safe pressure value, the admission valve opened the steam recovery passageway, pressure of bleeding when retrieving steam guarantees cooking utensil's safety in utilization.

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 diagram of a cooking appliance according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cooking appliance in the second embodiment of the present invention.

Reference numerals:

100 a body;

200 a cover body;

300 of an inner container;

400 a heating device;

500 a steam collection box;

600 steam conduit, 610 inlet end, 620 outlet end, 630 steam recovery channel;

700 heat insulation layer;

800 a refrigerator;

900 intake valve.

[ detailed description ] embodiments

The utility model provides a cooking utensil of recoverable steam, including body, lid and steam recovery unit, the lid covers and fits on the body and forms the cooking chamber, steam recovery unit is used for collecting the steam that produces in the cooking chamber, steam recovery unit includes the steam collecting box, has the collection chamber that is used for collecting steam; and a vapor recovery channel communicating the collection chamber and the cooking chamber; and a refrigerator for cooling the vapor collection cavity and/or the vapor recovery channel. The utility model discloses cooking utensil sets up steam recovery device, has the refrigerator that is used for cooling off steam collecting box and/or vapor recovery passageway among the steam recovery device, and the coolant liquid difference with prior art is: 1. the refrigerator has an active refrigeration effect, so that steam discharged from the cooking cavity is quickly and effectively condensed into liquid state, and the recovery efficiency of the steam is improved; 2. the refrigerator is less influenced by the working environment, and the effective recovery of steam can be still realized even under the condition of large steam quantity; 3. the refrigerator can be automatically controlled by the cooking appliance, such as adaptive adjustment of the refrigerating capacity of the refrigerator and the like, so that the controllability of steam recovery is realized, for example, the work of the refrigerator is controlled according to the steam quantity in different periods in the cooking process, and both the steam recovery and the energy utilization are considered.

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, a cooking appliance according to an embodiment of the present invention includes a body 100, a cover 200 and a vapor recovery device, wherein the cover 200 covers the body 100 to form a cooking cavity, and more specifically: the main body 100 accommodates the inner container 300 which can be freely taken and placed, the bottom of the main body 100 is provided with a heating device 400 for heating the inner container 300, such as a heating disc, an electromagnetic wire coil and the like, the cover 200 is rotatably connected to the main body 100, the cover 200 can be turned over to be opened or closed, and when the cover 200 is covered on the main body 100, a cooking cavity is formed with the inner container 300.

Set up steam valve or similar exhaust structure among the prior art usually on the lid for discharge the external world with the steam that cooks in-process production, nevertheless the steam of exhaust causes kitchen environment humidity and steam scald scheduling problem easily, and this embodiment is provided with steam recovery unit at cooking utensil for collect the steam that cooks the intracavity and produce, the culinary art process does not have steam to discharge, promotes user and uses experience. The vapor recovery device of the present embodiment includes: a steam collecting box 500 having a collecting chamber for collecting steam, and a steam recovery passage communicating the collecting chamber and the cooking chamber; and a refrigerator 800 for cooling the vapor collection chamber box and/or the vapor recovery channel. The refrigerator 800 is controlled by the main control unit of the cooking appliance, so that the purpose of active refrigeration can be achieved, the steam discharged from the cooking cavity is quickly and effectively condensed into liquid, and the recovery efficiency of the steam is improved; the adaptive adjustment of the refrigerating capacity of the refrigerator 800 can be realized under the control of the main control unit, so that the controllability of steam recovery is realized, for example, the work of the refrigerator 800 is controlled according to the steam amount in different periods in the cooking process, and both the steam recovery and the energy utilization are considered. In addition, since the refrigerator 800 is less affected by the working environment, effective recovery of steam can be achieved even in the case of a large amount of steam.

According to the cooking appliance of the present embodiment, a steam guide pipe 600 is provided on the cover body 200, a steam recovery channel 630 is defined in the steam guide pipe 600, and the refrigerator 800 is installed on the steam guide pipe 600, specifically: one end of the steam conduit 600 is an inlet end 610, the other end is an outlet end 620, the steam conduit 600 encloses a steam recovery channel 630 from the inlet end 610 to the outlet end 620, in this embodiment, the steam collection box 500 is disposed on the body 100, a conduit connector is disposed on the steam collection box 500, the inlet end 610 of the steam conduit 600 is communicated with the cooking cavity in a closed state of the lid body 200, the outlet end 620 is communicated with the collection cavity of the steam collection box 500 through a butt conduit connector, and when the lid body 200 is opened, the outlet end 620 and the conduit connector can be separated from each other without affecting the normal opening and closing of the lid body 200. Preferably, the steam guide 600 of the present embodiment is inclined from high to low from the inlet end 610 to the outlet end 620, and the condensed water attached to the inner wall of the steam guide 600 flows to the outlet end 620 under the gravity action by using the height difference between the inlet end 610 and the outlet end 620 of the steam guide 600, so as to prevent the condensed water from remaining in the steam guide 600 or flowing back to the cooking cavity.

Compare steam collecting box 500, the steam flow area in steam conduit 600 is for a lot of little, installs refrigerator 800 on steam conduit 600, realizes the quick cooling in the little space, promotes steam cooling efficiency. Preferably: in order to ensure the refrigeration efficiency, a heat-conducting medium, such as heat-conducting silicone grease, a heat-conducting film, etc., may be disposed between the refrigerator 800 and the steam conduit 600, on one hand, the heat-conducting medium may ensure effective contact between the refrigerator 800 and the steam conduit 600, and prevent a gap from being generated therebetween to reduce the refrigeration effect; on the other hand, the heat exchange speed between the refrigerator 800 and the steam conduit 600 is increased by using the good heat conduction performance of the heat conduction medium, and the refrigeration efficiency is ensured. Further, steam conduit 600 is the pipe fitting that tubular metal resonator, heat conduction ceramic pipe or other heat conduction materials made for steam conduit 600 has good heat conductivility, can accelerate steam conduit 600 and refrigerator 800's heat transfer speed, thereby promotes refrigeration efficiency, and the setting of cooperation above-mentioned heat-conducting medium promotes heat transfer efficiency and speed between refrigerator 800 and steam conduit 600 by a wide margin, in order to promote steam cooling ability and speed.

In this embodiment, the refrigerator 800 is attached to the outer wall of the steam conduit 600, the refrigerator 800 is further covered with an insulating layer 700, for example, a material such as insulating metal or insulating cotton, and the insulating layer 700 is provided to reduce the transmission of external heat to the inside of the steam conduit 600, so that the steam conduit 600 can sufficiently utilize the refrigerating capacity of the refrigerator 800 to cool the steam.

The refrigerator 800 described in this embodiment is a semiconductor refrigeration sheet, which uses the peltier effect of semiconductor materials, and when direct current passes through a couple formed by two different semiconductor materials connected in series, both ends of the couple can respectively absorb heat and release heat, thereby achieving the purpose of refrigeration/heating. Its advantages are high acting speed, long service life and easy control. In embodiments not shown in the present disclosure, the refrigerator may also be a heat pipe radiator or other types of refrigeration devices known in the art.

The steam collecting box 500 of the present embodiment can be integrated with the body 100, or the steam collecting box 500 can be separately installed and fixedly connected to the body 100 or detachably connected to the body 100. Of course, in the same manner, the steam collection box 500 may be provided on the cover body 200 such that the connection structure of the steam collection box 500 and the steam guide 600 is not exposed.

Under the condition that the body 100 is provided with the steam collection box 500, the body 100 can be separately provided with a conduit interface, the conduit interface is communicated with the steam collection box 500 through a hose, and the outlet end 620 of the steam conduit 600 is butted with the conduit interface on the body 100 in the closed state of the cover body 200, so that the arrangement position of the steam collection box is not limited by the position of the outlet end of the steam conduit.

The solution according to the present embodiment may envisage: the refrigerator can set up on steam collecting box, cools off steam collecting box, perhaps all sets up the refrigerator on steam collecting box and the steam pipe, all can reach the utility model discloses a purpose.

Example two

Referring to fig. 2, the present embodiment is improved on the basis of the first embodiment: an intake valve 900 is provided in the vapor recovery passage 630, and the intake valve 900 controls opening and closing of the vapor recovery passage 630. Through setting up admission valve 900, can control opening or closing of steam recovery channel 630 to the culinary art function needs of adaptation, for example under the less condition of cooking chamber pressure, admission valve 900 closes steam recovery channel 630, keeps can keeping certain steam pressure in the cooking chamber, realizes functions such as minute-pressure culinary art, when cooking chamber pressure exceeded the safe pressure value, admission valve 900 opened steam recovery channel 630, and the pressure is released in the time of retrieving steam, guarantees cooking utensil's safety in utilization.

Preferably, the cooking appliance further includes a main control unit and a sensor for detecting a pressure or temperature of the cooking cavity, the sensor and the air intake valve 900 are electrically connected to the main control unit, and the main control unit controls the air intake valve 900 according to a detection signal of the sensor. Specifically, the method comprises the following steps: an air inlet valve 900 is provided at the inlet end 610 of the steam conduit 600, the air inlet valve 900 is an electromagnetic valve, and the sensor may be separately mounted on the cover 200 or the body 100, or may be integrated on the air inlet valve 900. The main control unit sets a pressure or temperature threshold, when cooking starts, the air inlet valve 900 is in a closed state, and when the pressure or temperature in the cooking cavity exceeds the threshold, the main control unit controls the air inlet valve 900 to be opened, so that steam is discharged out of the cooking cavity from the steam recovery channel 630, and the use safety of the cooking appliance is ensured.

The utility model discloses in the embodiment not shown, the admission valve can adopt current known weight valve or minute-pressure valve, and the built-in movable globular case of its valve body, under the normality, the valve port is plugged up to globular case dependence action of gravity, can push open the case and exhaust when cooking intracavity pressure rises to a definite value, makes steam follow steam recovery passageway discharge culinary art chamber.

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

1. Cooking utensil of recoverable steam, including body, lid and steam recovery unit, the lid fits form the cooking chamber on the body, steam recovery unit is used for collecting the steam that produces in the cooking chamber, its characterized in that, steam recovery unit includes:

a steam collection box having a collection chamber for collecting steam; and the number of the first and second groups,

a vapor recovery passage communicating the collection chamber and the cooking chamber; and the number of the first and second groups,

2. The steam retrievable cooking device of claim 1, wherein the cover has a steam conduit defined therein, the steam conduit defining the steam retrieval channel, and the refrigerator is mounted on the steam conduit.

3. The steam recoverable cooking appliance of claim 2, wherein a heat conducting medium is disposed between the refrigerator and the steam conduit.

4. The steam recoverable cooking apparatus of claim 2, wherein the refrigerator is attached to an outer wall of the steam conduit, and wherein the refrigerator is coated with an insulating layer.

5. The cooking appliance capable of recovering steam as claimed in claim 2, wherein the steam conduit has an inlet end communicating with the cooking chamber at one end and an outlet end communicating with the collecting chamber at the other end, and the steam conduit is inclined from high to low from the inlet end to the outlet end.

6. The steam recoverable cooking apparatus of claim 2, wherein the steam conduit is a metal tube or a thermally conductive ceramic tube.

7. The cooking appliance capable of recovering steam as claimed in claim 2, wherein the steam collecting box is provided on the body, the steam collecting box is provided with a duct interface, and one end of the steam duct is butted with the duct interface in a state that the cover is closed;

8. The cooking appliance capable of recovering steam as claimed in one of claims 1 to 7, wherein an air inlet valve is provided on the steam recovery channel, and the air inlet valve controls the opening or closing of the steam recovery channel.

9. The steam recoverable cooking appliance of claim 8, wherein the cooking appliance further comprises a main control unit and a sensor for detecting the pressure or temperature of the cooking cavity, the sensor and the air intake valve are electrically connected to the main control unit, and the main control unit controls the air intake valve according to a detection signal of the sensor.

10. The steam recoverable cooking appliance of any of claims 1 to 7, wherein the refrigerator is a semiconductor cooling fin or a heat pipe radiator.