CN210726954U

CN210726954U - Electric lunch box

Info

Publication number: CN210726954U
Application number: CN201921909461.5U
Authority: CN
Inventors: 李一峰; 李广坚; 区宗尹
Original assignee: Bear Electrical Appliance Co Ltd
Current assignee: Bear Electrical Appliance Co Ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-06-12
Anticipated expiration: 2029-11-06

Abstract

The utility model provides an electric lunch box, it includes: the body assembly is internally provided with a heating cavity, and the bottom of the heating cavity is provided with a heating element; the lunch box inner container is arranged in the heating chamber; the upper cover assembly is covered on the upper side of the body assembly and is used for opening and closing the lunch box liner; the side wall of the heating cavity is provided with more than 2 supporting pieces extending out of the upper end face of the lunch box liner, the supporting pieces are provided with supporting parts for placing dishes, and the supporting parts are higher than the upper end face of the lunch box liner. Compared with the prior art, the utility model provides an electric lunch box, it sets up the supporting piece more than 2 at the inside wall of heating cavity, this design simple structure just need not to set up layer frame or other external support accessories, make full use of product space, owing to not having blockked of layer frame to steam for steam is more smooth and easy at the inside circulation of body subassembly, has strengthened the steam cycle heating performance of product, thereby has shortened the cycle of cooking, and then has realized the saving of resource, has promoted user experience.

Description

Electric lunch box

Technical Field

The utility model relates to a portable food culinary art heating electrical equipment field mainly relates to an electric lunch-box.

Background

An electric lunch box is a lunch box capable of heating and preserving heat of food, and generally utilizes a heating body to realize steam heating. The electric lunch box in the market at present adopts layer frame or support frame to hold up the dish and cook or heat the meal, and layer frame or support frame can block steam circulation in the culinary art process, and the meal is heated unevenly, leads to whole cycle length of cooking or heating the meal, and wasted time and electric quantity, and simultaneously, the layer frame can lead to the product structure to be too fat, and packing and carrying are inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of prior art, provide an electric lunch-box of simplifying the vegetable dish bearing structure, improving steam cycle efficiency and simple structure.

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

an electric lunch box, comprising: the body assembly is internally provided with a heating cavity, and the bottom of the heating cavity is provided with a heating element; the lunch box inner container is arranged in the heating chamber; the upper cover assembly is covered on the upper side of the body assembly and is used for opening and closing the lunch box liner; the side wall of the heating cavity is provided with more than 2 supporting pieces extending out of the upper end face of the lunch box liner, the supporting pieces are provided with supporting parts for placing dishes, and the supporting parts are higher than the upper end face of the lunch box liner.

Compared with the prior art, the utility model provides an electric lunch box, it sets up the supporting piece more than 2 at the inside wall of heating cavity, this design simple structure just need not to set up layer frame or other external support accessories, make full use of product space, moreover, owing to not having blockked of layer frame to steam, it is more smooth and easy to make steam circulate the heating performance at body subassembly inside, has strengthened the steam cycle of product, thereby has shortened the cycle of cooking, and then the saving of realization resource, user experience has been promoted.

Preferably, the supporting pieces are more than 3, and the supporting pieces are uniformly distributed at intervals, so that the stress of the dish is uniform, and the stability of the supporting pieces for supporting the dish is ensured.

Preferably, the lower end of the support member extends to the bottom of the heating chamber, so that the structural strength of the support member is enhanced, and the support member is more stable and reliable.

Preferably, the bearing step is arranged at the upper end of the bearing piece, the bottom surface of the bearing step is the bearing part, the side wall of the bearing step forms a blocking wall of the dish, the bearing part is used for supporting the dish, and meanwhile, the blocking wall is used for positioning the dish, so that the dish is effectively prevented from being overturned.

Preferably, the support step is designed to be an arc-shaped part between the side wall and the bottom surface, and the arc-shaped part is used for being matched with the bottom edge of the dish, so that the dish is more stably and reliably supported on the support member.

Preferably, the support member is a square cylinder or a cylinder as a whole.

Preferably, in the case that the support is a square column as a whole, the front, left and right side surfaces thereof are provided with upward inclined tapers, i.e., the support is inclined from the bottom to the top toward the center thereof, and the front, left and right side surfaces thereof and the connection with the side wall of the heating chamber are rounded, which effectively reduces the resistance of water flowing in the heating chamber; alternatively, the support member is in the form of a cylinder as a whole, which is provided with a taper of decreasing diameter upwards.

Preferably, the dish plate is further included, and the dish plate rests on the supporting part.

Preferably, the distance d between the outer wall of the lunch box inner container and the side wall of the heating chamber is within a range of 10 mm to 40mm, so that a user has enough space to stretch hands into the heating chamber to take out the lunch box inner container; the upper end surface of the lunch box liner is higher than the upper end surface of the heating chamber, so that water in the heating chamber can not overflow into the lunch box liner when boiling.

Preferably, still include the hot water box, the recessed hot water box installation cavity that forms in upper cover subassembly middle part, the installation cavity bottom is equipped with the through-hole with the heating cavity intercommunication, the hot water box is installed the function of electric lunch-box has been reinforceed in the hot water box installation cavity.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a schematic view of the heating chamber of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2;

fig. 4 is a schematic view of the assembly of the heating chamber and the inner container of the present invention.

Note: the direction of the arrows in the heating chamber in fig. 1 is the direction of the steam circulation.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

Referring to fig. 1 to 4, the electric lunch box includes a body assembly 1, a lunch box inner container 2, a dish plate 3 and an upper cover assembly 4, wherein:

a heating cavity 11 is arranged in the body assembly 1, a heating element 12 is arranged at the bottom of the heating cavity 11, and the lunch box liner 2 is arranged in the heating cavity 11; the dish plate 3 is arranged above the lunch box liner 2; and the upper cover assembly 4 is covered on the upper side of the body assembly 1 and is used for opening and closing the lunch box liner 2.

The side wall of the heating chamber 11 is provided with more than 2 supporting pieces 17 extending out of the upper end surface of the lunch box inner container 2, the supporting pieces 17 are provided with supporting parts 171 for placing the dish 3, and the supporting parts 171 are higher than the upper end surface of the lunch box inner container 2.

Because the supporting piece 17 is arranged on the inner side wall of the heating chamber, the dish plate is directly placed above the lunch box inner container 2 through the supporting part 171, the design structure is simple, a shelf or other external supporting accessories are not required, and the product space is fully utilized; moreover, because the layer frame does not block the steam, the circulation of the steam in the body component 1 is smoother, the steam circulation heating performance of the product is enhanced, the cooking period is shortened, the resource is saved, and the user experience is improved.

In one embodiment, the number of the supporting members 17 is 2, the 2 supporting members 17 are symmetrically arranged, and since there are only two supporting portions 17, the width of the supporting portion 171 needs to be designed to be larger, so as to ensure that the supporting portion 171 has a sufficient contact area with the dish 3 to prevent the dish from falling. The width of the supporting portion 171 is preferably 10% or more of the circumference of the heating chamber.

In a preferred embodiment, 3 or 4 supporting members 17 are uniformly arranged, and 3 or 4 supporting members 17 can ensure that the dish 3 is uniformly stressed and the stability of the dish 3 is ensured. The situation in which 3 supports 17 are provided is shown in fig. 2.

In other embodiments, more than 5 supports 17 may be provided as desired, such as 5, 6 or 7.

In a preferred embodiment, the lower end of the support member 17 extends to the bottom of the heating chamber 11, which enhances the structural strength of the support member 17 and makes it more stable and reliable.

Referring to fig. 2 and 3, in a preferred embodiment, the supporting member 17 is provided with a supporting step 1701 at the upper end, the supporting portion 171 is formed at the bottom of the supporting step 1701, the side wall of the supporting step 1701 forms a dish stopping wall 172, the supporting portion 171 is used for supporting the dish 3, and the dish 3 is positioned by the stopping wall 172, so that the dish 3 is effectively prevented from falling over.

In a preferred embodiment, the support step 1701 is designed with an arc 173 between the side wall and the bottom, as shown in fig. 3, which arc 173 is adapted to the bottom edge of the dish 3, so that the dish 3 is more securely supported on the support 17.

Referring to fig. 3, in one embodiment, the support member 17 has a square column shape as a whole, and the front side 174, the left side 175 and the right side 176 of the support member are tapered to be inclined upward, i.e., inclined from the bottom of the support member 17 toward the center of the support member 17 from bottom to top, and rounded at the front, left and right sides thereof and at the connection with the side wall of the heating chamber 11, which effectively reduces the resistance to the flow of water in the heating chamber 11. In another preferred embodiment (not shown in the figures), said support 17 is in the overall case of a cylinder provided with a taper with an upward diameter.

Referring to fig. 4, in a preferred embodiment, the distance d between the outer wall of the lunch box inner container 2 and the side wall of the heating chamber 11 is 10 mm or more and 40mm or less, and in this embodiment, d is preferably 20mm, which is convenient for a user to have enough space to reach into the heating chamber 11 to take out the lunch box inner container 2.

Referring to fig. 1, in a preferred embodiment, the upper end surface of the lunch box inner container 2 is higher than the upper end surface of the heating chamber 11, which can ensure that water in the heating chamber 11 does not overflow into the lunch box inner container 2 when boiling.

Referring to fig. 1, in one embodiment, the upper cover assembly 4 is provided with a covering cavity 41 with an open lower end, when the upper cover assembly 4 is covered on the body assembly 1, the covering cavity 41 is communicated with the heating chamber 11, and the dish 3 is positioned in the covering cavity 41.

Referring to fig. 1, in a preferred embodiment, in order to enhance the function of the electric lunch box, the electric lunch box further comprises a soup box 5, an opening is formed on the upper side of the soup box 5, a soup box cover 6 is used for covering or opening the soup box 5, a mounting cavity 42 is formed by sinking the middle part of the upper cover assembly 4, a through hole (not shown) communicated with the coating cavity 41 is formed at the bottom of the soup box mounting cavity 42, the soup box 5 is mounted in the soup box mounting cavity 42, and the soup box cover 6 is detachably arranged on the soup box 5.

Referring to fig. 1, in the present embodiment, the heating element 12 is a PTC heating element. In other embodiments, the heating element 12 may also use known heating devices.

In addition, referring to fig. 1, a circuit board 13, a temperature controller 14, a socket 15 and a button 16 are further arranged in the body assembly 1, the temperature controller 14 is electrically connected with the PCT heating element, the socket 15 is electrically connected with the circuit board 13 to provide a power supply, and the button 16 is connected with the circuit board 13 and extends out of the outer surface of the body assembly 1, so that a user can conveniently control the PCT heating element and the temperature controller 14 through the button 16.

Referring to fig. 1 to 4, the electric lunch box of the present invention has the following working processes: the electric lunch box is connected with a socket 15 through a power line to provide power, a proper amount of water is added into a heating chamber 11 of the electric lunch box, then raw rice is put into a lunch box inner container 2, and the lunch box inner container 2 is put into the heating chamber; food or other food is added into the dish plate 3, the dish plate 3 is placed on the supporting piece 17, then the upper cover component 4 is covered on the lunch box inner container 2, the PCT heating element and the temperature controller 14 are controlled by the button 16 to heat the water in the lunch box inner container 2 and the dish plate 3, and further the food is heated. Meanwhile, the soup box 5 filled with soup can be placed in the soup box installation cavity 42, then the soup box 5 is covered by the soup box cover 6, and the hot steam flows through the heating cavity 11 and the through hole to heat the soup box 5.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. An electric lunch box, comprising:

the body assembly is internally provided with a heating cavity, and the bottom of the heating cavity is provided with a heating element;

the lunch box inner container is arranged in the heating chamber;

the upper cover assembly is covered on the upper side of the body assembly and is used for opening and closing the lunch box liner;

the method is characterized in that: the side wall of the heating chamber is provided with more than 2 supporting pieces extending out of the upper end face of the lunch box liner, the supporting pieces are provided with supporting parts for placing dishes, and the supporting parts are higher than the upper end face of the lunch box liner.

2. The electric lunch box according to claim 1, wherein: the supporting pieces are more than 3, and the supporting pieces are uniformly distributed at intervals.

3. The electric lunch box according to claim 1, wherein: the lower end of the support extends to the bottom of the heating chamber.

4. The electric lunch box according to claim 1, wherein: the upper end of the supporting piece is provided with a supporting step, the bottom surface of the supporting step is the supporting part, and the side wall of the supporting step forms a dish retaining wall.

5. The electric lunch box according to claim 4, wherein: the design is arc portion between lateral wall and the bottom surface of bearing step, and this arc portion is used for the bottom border of adaptation vegetable dish.

6. The electric lunch box according to claim 3, wherein: the supporting piece is in a square column shape or a cylindrical shape as a whole.

7. The electric lunch box according to claim 3, wherein: the whole supporting piece is in a square column shape, the front, left and right side surfaces of the supporting piece are provided with upward inclined tapers, and the front, left and right side surfaces and the connecting part with the side wall of the heating cavity are rounded; alternatively, the support member is in the form of a cylinder as a whole, which is provided with a taper of decreasing diameter upwards.

8. The electric lunch box according to any one of claims 1 to 7, wherein: the dish is placed on the supporting part.

9. The electric lunch box according to any one of claims 1 to 7, wherein: the range of the distance d between the outer wall of the lunch box liner and the side wall of the heating cavity chamber is not less than 10 mm and not more than 40mm, and the upper end face of the lunch box liner is higher than the upper end face of the heating cavity chamber.

10. The electric lunch box according to any one of claims 1 to 7, wherein: still include the hot water box, the recessed hot water box installation cavity that forms in upper cover subassembly middle part, the installation cavity bottom is equipped with the through-hole with the heating cavity intercommunication, the hot water box is installed hot water box installation intracavity.