CN208925840U

CN208925840U - A kind of electric cooker

Info

Publication number: CN208925840U
Application number: CN201821343170.XU
Authority: CN
Inventors: 周劲松
Original assignee: Jiangmen Westinghouse Kitchen Small Household Electrical Appliance Co Ltd
Current assignee: Jiangmen Westinghouse Kitchen Small Household Electrical Appliance Co Ltd
Priority date: 2018-08-17
Filing date: 2018-08-17
Publication date: 2019-06-04
Anticipated expiration: 2028-08-17

Abstract

The utility model discloses a kind of electric cookers, including outer pan body, liner and upper cover, liner at the bottom fitting is provided with heating dish, liner includes side wall and bottom wall, bottom wall includes central part and surrounding bottom surface, central part, which upwardly extends, convexes to form hollow cylinder, and hollow cylinder is top closed, and there is lower open mouth to penetrate through bottom wall for bottom；The surrounding bottom surface of bottom wall is plane；Heating panel surface has heating pillar to hollow cylinder inner cavity protrusion, and the outer surface for heating pillar is bonded with hollow cylinder inner surface；When heating dish heats liner, heating surface is not only liner bottom wall, further increase the side wall of hollow cylinder, whether all it is greatly improved, can not only transmit from bottom to top compared to flat liner or spherical liner, heat transfer area, and it can be transmitted around from center, make the grain of rice positioned at lower part and the superposed grain of rice can synchronize be absorbed into heat, so that food faster but also can be heated more uniformly, the rice grain made it is more uniform it is full, mouthfeel is more preferable.

Description

A kind of electric cooker

Technical field

The utility model relates to a kind of household kitchen cooker, especially a kind of electric cooker.

Background technique

Electric cooker as cooked food especially rice kitchen appliance due to its is convenient and efficient in daily life In be widely used；Electric cooker generally includes the heating dish of outer pan body, upper cover, liner and liner at the bottom, electricity in the prior art Meal liner, usually vertical side wall and horizontal bottom wall, bottom wall is placed in heating dish, during cooking rice, heating dish Heat transmitted by bottom wall, boil to the food in liner, heating surface area of this common flat liner because of bottom surface The time of the small needs that cause to boil is longer, meanwhile, the lower part grain of rice is heated fast, and the top grain of rice is heated slow, and uneven heating and the grain of rice are inhaled Water expansion unevenly also causes the rice mouthfeel made undesirable.

Followed by a kind of electric cooker of spherical liner, the bottom of liner and most of outer surface are in spherical evagination, though The heating surface area of food is so increased, but it is placed in outer pan body and is easy shaking, is not easy to realize between liner and upper cover good Sealing influences the effect that boils, and on the other hand, in order to obtain good heating effect, heating dish upper surface is needed to form and spherical shape The spherical of liner at the bottom fitting, difficulty of processing and cost of manufacture rise, and spherical liner is easy to happen movement, will lead to interior The abrasion of gallbladder bottom surface and heating dish is made for this purpose, technical staff researches and develops Aided design related to improvement constantly to overcome the above problem Rise at electric cooker whole design complexity and processing cost.But increases since the electric cooker heating surface area of spherical liner is opposite, adds The hot time is relatively uniform with respect to shortening, being heated, and the rice made is more in good taste than pan, still high by requiring quality of the life And fast pace crowd pursues.

Although spherical liner the bottom of a pan heating surface area is bigger than pan, the bottom of a pan limited area, will such as be further increased after all The heating surface area of food and shortening heating time, and the effect that boils for further increasing rice cannot；And this reality With novel purpose, the limitation of prior art mentality of designing is exactly broken through, providing a kind of can increase substantially food heating surface area And shorten heating time, while the above-mentioned insufficient electric cooker of spherical inner container electric rice cooker can be overcome again.

Summary of the invention

The technical scheme adopted by the utility model to solve the technical problem is as follows:

A kind of electric cooker, including outer pan body, liner and upper cover, liner at the bottom fitting are provided with heating dish, the inner bag Include side wall and bottom wall, the bottom wall includes central part and surrounding bottom surface, the central part upwardly extend convex to form it is hollow Cylinder, the hollow cylinder is top closed, and there is lower open mouth to penetrate through the bottom wall for bottom；The surrounding bottom surface of the bottom wall is flat Face；The heating panel surface has a heating pillar to hollow cylinder inner cavity protrusion, the outer surface of the heating pillar with it is described The fitting of hollow cylinder inner surface.

The hollow cylinder and heating pillar are the round estrade of revolution, are gradually reduced from bottom to top.

The angle of the side wall and center axis thereof of the hollow cylinder and heating pillar is less than 45 °.

The side wall of inner outwardly protrudes the curved wall to form revolution or side wall of inner is vertical wall surface.

The beneficial effects of the utility model are: due to being provided with hollow cylinder in liner, heating panel surface is to hollow cylinder Inner cavity protrusion has heating pillar, and when heating dish heats liner, heating surface is not only liner bottom wall, further increases hollow posts The side wall of body is whether all greatly improved compared to flat liner or spherical liner, heat transfer area, food cycle around Around hollow cylinder, liner bottom wall and hollow cylinder simultaneously heat food, can not only transmit from bottom to top, and Can be transmitted around from center, make the grain of rice positioned at lower part and the superposed grain of rice can synchronize be absorbed into heat, thus Can faster but also more uniformly heat food, the rice grain made it is more uniform it is full, mouthfeel is more preferable；It can overcome again simultaneously The use defect of excellent sealing is easily shaken and be not easy to realize between upper cover in spherical liner difficulty processing, use, reduces electric cooker The complexity and difficulty of processing of product entirety Aided design.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a kind of structural schematic diagram of embodiment of the utility model；

Fig. 2 is the structural schematic diagram of second of embodiment of the utility model.

Specific embodiment

Referring to Fig.1, the electric cooker of the utility model, including 1 liner 2 of outer pan body and upper cover 5, the fitting setting of 2 bottom of liner Have a heating dish 4, liner 2 includes side wall 21 and bottom wall 22, side wall 21 between bottom wall 22 as liner in the prior art from Right arc surface connects transition, and bottom wall 22 includes central part 221 and surrounding bottom surface 222, in the utility model liner bottom wall 22 Center portion points 221, which upwardly extends, convexes to form hollow cylinder 3, hollow cylinder 3 it is top closed, there is lower open mouth 31 to penetrate through institute for bottom Bottom wall 22 is stated, and the surrounding bottom surface 222 except central part 221 is plane；4 surface of heating dish is to 3 inner cavity of hollow cylinder Protrusion has heating pillar 41, and the outer surface of heating pillar 41 is bonded with 3 inner surface of hollow cylinder.

Due to being provided with hollow cylinder 3 in liner 2, heating dish 4 has been correspondingly arranged table in heating pillar 41 and hollow cylinder 3 Face paste is closed, and when heating dish 4 heats liner, heating surface is not only liner bottom wall 22, further increases the surrounding of hollow cylinder 3 Side wall, whether compared with the prior art in flat liner or spherical liner, the heat transfer area of the liner of the utility model All it is greatly improved, and the height or diameter that can according to need setting hollow body 3 are to realize different degrees of mention It is high；When food is looped around around hollow cylinder 3, liner bottom wall 22 and hollow cylinder 3 simultaneously heat food, and thermal energy is not only It can transmit, and can be transmitted around from center from bottom to top, be made positioned at the grain of rice of lower part and the superposed grain of rice all Can synchronize and be absorbed into heat, so that food faster but also can be heated more uniformly, the rice grain made it is more uniform it is full, Mouthfeel is more preferable；Meanwhile the utility model can increase food heating surface area again and can retain the flat-bottom design of liner in the prior art, It avoids spherical liner difficulty from processing, easily shaken in use and be not easy to realize the use defect of excellent sealing between upper cover, reduce electricity The complexity and difficulty of processing of pot for cooking rice product entirety Aided design.

Preferably, hollow cylinder 3 and heating pillar 41 are the round estrade of revolution, it is gradually reduced from bottom to top, The production easy to process of the round estrade of revolution, and non-pinnacle at the top of rotary table can avoid touching manpower generation security risk；Hollow cylinder Side wall and the angle of center axis thereof avoid occupying excessive liner space less than 45 °.

Referring to Fig. 2, different from the linear type side wall of liner 2 in Fig. 1, in the present embodiment, the side wall 21 of liner 2 is outwardly protruded The curved wall of revolution is formed, which is conducive to suitable curved wall and hollow cylinder surrounding formation circulation after water boiling, simultaneously The volume that liner can also be increased makes small pot body realize boiling for large capacity.

Above-mentioned, the only section Example enumerated of technical solutions of the utility model, and not all embodiments cannot be to limit The protection scope of the utility model processed；All goals of the invention that the utility model is realized with essentially identical technological means, are all answered Belong to the protection scope of the utility model.

Claims

1. a kind of electric cooker, including outer pan body (1), liner (2) and upper cover (5), the fitting of liner (2) bottom is provided with heating dish (4), the liner (2) includes side wall (21) and bottom wall (22), it is characterised in that: the bottom wall (22) includes central part (221) and surrounding bottom surface (222), the central part (221), which upwardly extends, convexes to form hollow cylinder (3), the hollow posts Body (3) is top closed, and there are lower open mouth (31) to penetrate through the bottom wall (22) for bottom；The surrounding bottom surface (222) of the bottom wall is flat Face；Heating dish (4) surface has heating pillar (41) to the hollow cylinder (3) inner cavity protrusion, the heating pillar (41) Outer surface be bonded with the hollow cylinder (3) inner surface.

2. electric cooker according to claim 1, it is characterised in that: the hollow cylinder (3) and heating pillar (41) are The round estrade of revolution, is gradually reduced from bottom to top.

3. electric cooker according to claim 2, it is characterised in that: the hollow cylinder (3) and the side for heating pillar (41) Wall and the angle of center axis thereof are less than 45 °.

4. electric cooker according to claim 1, it is characterised in that: the side wall of inner (21) outwardly protrudes to form revolution Curved wall.

5. electric cooker according to claim 1, it is characterised in that: the side wall of inner (21) is vertical wall surface.