CN215001742U

CN215001742U - Electromagnetic oven

Info

Publication number: CN215001742U
Application number: CN202121005405.6U
Authority: CN
Inventors: 朱泽春; 吴朝超; 刘斌; 金立旺
Original assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Current assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-03
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses an electromagnetic oven has solved the pan among the prior art and has shifted the casing of back contact electromagnetic oven and make the casing technical problem that intensification warp, the utility model discloses an electromagnetic oven, including casing, electromagnetic heating device and panel, electromagnetic heating device fixes in the casing, the top of casing is equipped with uncovered, the panel is fixed the top of casing covers uncovered, the top of casing still is equipped with and centers on uncovered heat insulating ring that sets up, at least part the projection of heat insulating ring on the horizontal plane is located the projected outside of panel on the horizontal plane.

Description

Electromagnetic oven

[ technical field ] A method for producing a semiconductor device

The utility model relates to a kitchen utensil technical field especially relates to an induction cooker.

[ background of the invention ]

The panel of prior art electromagnetism stove directly bonds on the upper cover, the pan is placed on the panel, if the pan is placed off normal or is removed, just can lead to pan direct contact upper cover, in the use, the heat of pan can direct transfer for the upper cover, in order to avoid the upper cover to take place to warp because of high temperature, the upper cover need adopt temperature resistant material to make, this has just increased the cost of upper cover, simultaneously because the upper cover is direct and the pan contact, the problem of ftractureing easily appears with bearing weight for a long time being heated.

[ Utility model ] content

The utility model aims to solve the technical problem that overcome prior art not enough and provide an electromagnetism stove, can effectively reduce the temperature rise of upper cover through increasing thermal-insulated ring to avoid the upper cover to take place to warp and the fracture.

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

the utility model provides an induction cooker, includes casing, electromagnetic heating device and panel, electromagnetic heating device fixes in the casing, the top of casing is equipped with uncovered, the panel is fixed the top of casing covers uncovered, the top of casing still is equipped with around uncovered heat insulating ring that sets up, at least part heat insulating ring projection on the horizontal plane is located the panel is in the projected outside on the horizontal plane.

Furthermore, the heat insulation ring is provided with a reinforcing rib extending downwards, a positioning groove is formed in the top of the shell, and the reinforcing rib is inserted into the positioning groove.

Further, the heat insulating ring is fixed to the top of the housing by screws.

Furthermore, the reinforcing ribs comprise an inner reinforcing rib and an outer reinforcing rib, mounting holes for screws to penetrate through are formed in the heat insulation ring, and the mounting holes are formed between the inner reinforcing rib and the outer reinforcing rib.

Furthermore, a part of the heat insulation ring is clamped between the panel and the top of the shell, and the other part of the heat insulation ring and the outer periphery of the panel define a limiting step for horizontally limiting the cookware.

Furthermore, the inner ring side of the heat insulation ring is provided with a positioning notch, the top of the shell is provided with a positioning rib which is inserted and matched with the positioning notch, and the panel covers the positioning notch.

Further, the heat insulation ring is sleeved on the outer side of the panel, and the top surface of the heat insulation ring is lower than the top surface of the panel.

Furthermore, the top of the shell is also provided with a main glue applying groove which is positioned on the inner side of the heat insulation ring, and glue solution for fixing the panel is filled in the main glue applying groove.

Furthermore, the thickness of the heat insulation ring is 1.5 mm-3 mm.

Further, be equipped with two in the casing electromagnetic heating device, the casing includes the base and fixes upper cover on the base, panel and thermal-insulated ring are fixed on the upper cover, the upper cover includes rectangle frame and stiffening beam, the stiffening beam is connected two long limits of rectangle frame, in order to incite somebody to action the rectangle frame is separated and is formed two holes of dodging, two holes of dodging are located two electromagnetic heating device's top respectively.

The utility model has the advantages that:

the top of the shell of the utility model is also provided with a heat insulation ring arranged around the opening, and the projection of at least part of the heat insulation ring on the horizontal plane is positioned outside the projection of the panel on the horizontal plane, so that the design of the heat insulation ring can avoid the cookware from directly contacting the shell, thereby reducing the heat transmitted by the cookware to the shell; in addition, since the temperature rise of the case is reduced, the case can be made of a general resin material, thereby reducing the manufacturing cost of the case.

The thermal-insulated ring is equipped with downwardly extending's strengthening rib, and the top of casing is equipped with the constant head tank, and the strengthening rib cartridge is to the constant head tank in. By the design, the structural strength of the heat insulation ring can be enhanced through the reinforcing ribs, so that the phenomenon that the outer side of the heat insulation ring is warped when the panel is pressed on the heat insulation ring is avoided; in addition, the strengthening rib can carry out the prepositioning on the horizontal direction to thermal-insulated ring with the constant head tank cooperation to later stage thermal-insulated ring and casing fix with screw.

The heat insulation ring is fixed on the top of the shell through screws. By the design, the installation firmness of the heat insulation ring can be enhanced, and the heat insulation ring is prevented from moving in the horizontal direction.

The strengthening rib includes interior strengthening rib and outer strengthening rib, is equipped with the mounting hole that supplies the screw to run through on the thermal-insulated ring, and the mounting hole is located between interior strengthening rib and the outer strengthening rib. Due to the design, the inner side and the outer side of the heat insulation ring can be prevented from warping when the screw is locked.

Part of the heat insulation ring is clamped between the panel and the top of the shell, and the other part of the heat insulation ring and the outer periphery of the panel are limited to form a limiting step for horizontally limiting the cookware. By the design, the panel can be supported by the heat insulation ring to separate the panel, so that the panel is prevented from directly contacting the shell, the heat transferred from the panel to the shell is reduced, and the temperature rise of the shell is further reduced; in addition, spacing step can carry out the level spacing to the pan to take place to remove when preventing that the pan from using and drop or reduce the heating effect of electromagnetism stove to the pan.

The inner ring side of the heat insulation ring is provided with a positioning notch, the top of the shell is provided with a positioning rib which is inserted and matched with the positioning notch, and the panel covers the positioning notch. So design can carry out circumference location to thermal-insulated ring to avoid thermal-insulated ring to take place circumferential movement.

The top of the shell is also provided with a main glue applying groove positioned on the inner side of the heat insulation ring, and glue solution for fixing the panel is filled in the main glue applying groove. So design, the panel of both being convenient for is fixed, can strengthen the reliability of being connected of panel and casing again, can also guarantee good sealing performance between panel and the casing simultaneously to prevent that water from permeating in the casing.

The thickness of the heat insulation ring is 1.5 mm-3 mm. By the design, the die machining forming of the heat insulation ring is facilitated, and the material cost and the height of the induction cooker can be reduced on the premise of ensuring the heat insulation effect.

Be equipped with two electromagnetic heating device in the casing, the casing includes the base and fixes the upper cover on the base, and the panel is covered with thermal-insulated ring is fixed, and the upper cover includes rectangle frame and stiffening beam, and two long limits of rectangle frame are connected to the stiffening beam to separate the rectangle frame and form two holes of dodging, two holes of dodging are located two electromagnetic heating device's top respectively. So design, both ends through the stiffening beam are connected with two long limits respectively, can strengthen the structural strength of the long limit middle part of rectangle frame, and when long limit takes place the undercut and warp, the stiffening beam can effectively support it to this prevents that long limit from taking place the phenomenon of undercut deformation behind the rectangle frame temperature rise, and then has guaranteed the sealing performance between panel and the upper cover.

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 an exploded view of a portion of an induction cooker according to a preferred embodiment of the present invention;

FIG. 2 is a sectional view of a portion of an induction cooker according to a preferred embodiment of the present invention;

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

FIG. 4 is a side view of an insulating ring in a preferred embodiment of the present invention;

fig. 5 is a schematic perspective view of the heat insulation ring in the preferred embodiment of the present invention.

Reference numerals:

100. a panel; 200. a heat insulating ring; 210. reinforcing ribs; 211. an inner reinforcing rib; 212. external reinforcing ribs; 220. mounting holes; 230. positioning the notch; 300. an upper cover; 301. a rectangular frame; 302. a reinforcing beam; 310. positioning a groove; 320. positioning ribs; 330. a main glue beating groove; 400. and a limiting step.

[ detailed description ] embodiments

The utility model provides an electromagnetic oven, including casing, electromagnetic heating device and panel, electromagnetic heating device fixes in the casing, the top of casing is equipped with uncovered, the panel is fixed the top of casing covers uncovered, the top of casing still is equipped with center on uncovered heat insulating ring that sets up, at least part the projection of heat insulating ring on the horizontal plane is located the projected outside of panel on the horizontal plane.

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.

Referring to fig. 1 to 5, the induction cooker in the preferred embodiment includes a housing, an electromagnetic heating device and a panel 100, the electromagnetic heating device is fixed in the housing, the top of the housing is provided with an opening, the panel 100 is fixed on the top of the housing and covers the opening, the top of the housing is further provided with a heat insulation ring 200 surrounding the opening, and at least a projection of the heat insulation ring 200 on a horizontal plane is located outside a projection of the panel 100 on the horizontal plane, so that a cookware can be prevented from directly contacting the housing due to the design of the heat insulation ring 200, heat transferred to the housing by the cookware can be reduced, and the heat insulation ring 200 has a heat insulation effect, thereby effectively reducing temperature rise of the housing and preventing the housing from deforming or cracking; in addition, since the temperature rise of the case is reduced, the case can be made of a general resin material, thereby reducing the manufacturing cost of the case.

Taking a double-stove induction cooker as an example, the number of the electromagnetic heating devices is two, the two electromagnetic heating devices are distributed in a shell from left to right, the shell comprises a base and an upper cover 300 fixed on the base, the upper cover 300 encloses the opening, the heat insulation ring 200 is fixed on the upper cover 300, the heat insulation ring 200 is provided with a reinforcing rib 210 extending downwards, the top of the upper cover 300 is provided with a positioning groove 310, and the reinforcing rib 210 is inserted into the positioning groove 310, so that the structural strength of the heat insulation ring 200 can be enhanced through the reinforcing rib 210, and the phenomenon that the outer side of the heat insulation ring 200 is warped when the panel 100 is pressed on the heat insulation ring 200 is avoided; in addition, the reinforcing ribs 210 and the positioning grooves 310 cooperate to pre-position the heat insulating ring 200 in the horizontal direction, so that the heat insulating ring 200 and the upper cover 300 are fixed by screws in the later period.

In order to enhance the mounting reliability of the thermal insulation ring 200 and prevent the thermal insulation ring 200 from moving in the horizontal direction, the thermal insulation ring 200 in this embodiment is fixed to the upper cover 300 by screws. The reinforcing ribs 210 include inner reinforcing ribs 211 and outer reinforcing ribs 212, mounting holes 220 for screws to pass through are formed in the heat insulation ring 200, and the mounting holes 220 are formed between the inner reinforcing ribs 211 and the outer reinforcing ribs 212. Due to the design, the inner side and the outer side of the heat insulation ring 200 can be prevented from warping when the screw is locked.

In order to avoid circumferential shaking of the heat insulating ring 200 in the positioning groove 310, in the present embodiment, a positioning notch 230 is formed on an inner ring side of the heat insulating ring 200, a positioning rib 320 is formed on the upper cover 300 to be inserted into and engaged with the positioning notch 230, and the panel 100 covers the positioning notch 230. So design, can carry out circumference location to heat insulating ring 200 to avoid heat insulating ring 200 to take place circumferential movement, guaranteed that mounting hole 220 corresponds with the screw hole of upper cover 300.

In order to further reduce the temperature rise of the upper cover 300, the middle separating thermal ring 200 of the present embodiment is sandwiched between the panel 100 and the upper cover 300, and the other separating thermal ring 200 and the outer periphery of the panel 100 define a limit step 400 for horizontally limiting the pot, so that the projection of the separating thermal ring 200 on the horizontal plane is located outside the projection of the panel 100 on the horizontal plane. By the design, the panel 100 can be supported by the heat insulation ring 200 to separate the panel 100, so that the panel 100 is prevented from directly contacting the upper cover 300, the heat transferred from the panel 100 to the upper cover 300 is reduced, and the temperature rise of the upper cover 300 is further reduced; in addition, for the pan that the bottom was equipped with spacing muscle, when spacing muscle supported on spacing step 400, spacing step 400 can carry out the level spacing to the pan to take place to remove when preventing that the pan from using and drop or reduce the heating effect of electromagnetism stove to the pan.

In order to fix the panel 100, in this embodiment, the upper cover 300 is further provided with a main glue applying groove 330 located inside the heat insulating ring 200, the main glue applying groove 330 is arranged around the opening, and glue solution for fixing the panel 100 is filled in the main glue applying groove 330. By the design, the panel 100 can be fixed conveniently, the connection reliability of the panel 100 and the upper cover 300 can be enhanced, and meanwhile, the good sealing performance between the panel 100 and the upper cover 300 can be ensured to prevent water from permeating into the shell.

Preferably, as shown in fig. 4, the thickness H of the heat insulating ring 200 in this embodiment is 1.5mm to 3mm, and when the thickness H is less than 1.5mm, the heat insulating ring is not favorable for mold processing and molding, and the heat insulating effect is poor; when thickness H is greater than 3mm, can lead to the material cost increase and the complete machine height of heat insulating ring 200 to increase, for this reason, preferred 2.3mm of thickness H in this embodiment, so design both had been favorable to the mould machine-shaping of heat insulating ring 200, can reduce material cost and the height of electromagnetism stove under the prerequisite of guaranteeing the heat insulating effect again. Of course, alternative thicknesses H may also be, but are not limited to, 1.5mm, 1.8mm, 2.0mm, 2.4mm, 2.6mm, 2.8mm, 3mm, and the like.

Because the size of the panel 100 is large, in order to avoid the deformation of the upper cover 300 at high temperature, the upper cover 300 in the embodiment includes a rectangular frame 301 and a reinforcing beam 302, the reinforcing beam 302 is connected to two long sides of the rectangular frame 301, the reinforcing beam 302 and the rectangular frame 301 are integrally formed, the reinforcing beam 302 partitions the rectangular frame 301 into two avoiding holes, and the two avoiding holes are respectively located above the two electromagnetic heating devices, so that the structural strength of the middle part of the long side of the rectangular frame 301 can be enhanced by connecting two ends of the reinforcing beam 302 with the two long sides respectively, when the long side is deformed by the downward depression, the reinforcing beam 302 can effectively support the long side, thereby preventing the phenomenon that the long side is deformed by the downward depression after the temperature of the rectangular frame 301 rises, and further ensuring the sealing performance between the panel 100 and the upper cover 300. Preferably, the reinforcing beam 302 is provided with a secondary glue applying groove, and two ends of the secondary glue applying groove are respectively communicated with the main glue applying groove portions on the two long sides, so that the connection reliability of the panel 100 and the upper cover 300 can be enhanced.

It can be understood that, in other embodiments of the present invention, the heat insulation ring is sleeved outside the panel, that is, the projection of the heat insulation ring on the horizontal plane is entirely located outside the projection of the panel on the horizontal plane, and the top surface of the heat insulation ring is lower than the top surface of the panel, so that the heat insulation ring and the panel define to form a limit step for horizontally limiting the cookware.

It is understood that in other embodiments of the present invention, the heat insulating ring is in the form of a sheet, and the heat insulating ring is adhesively secured to the upper cover.

It can be understood that in other embodiments of the present invention, the electromagnetic oven is a single-stove electromagnetic oven, i.e. only one electromagnetic heating device, and the temperature rise of the upper cover can also be effectively reduced by adopting the heat insulation ring structure in this embodiment.

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. The utility model provides an induction cooker, includes casing, electromagnetic heating device and panel, electromagnetic heating device fixes in the casing, the top of casing is equipped with uncovered, the panel is fixed the top of casing and cover uncovered, its characterized in that, the top of casing still is equipped with around the heat insulating ring that uncovered setting, at least part the projection of heat insulating ring on the horizontal plane is located the outside of panel projection on the horizontal plane.

2. The induction cooker according to claim 1, wherein said heat insulating ring has downwardly extending ribs, and said housing has a positioning groove at a top thereof, said ribs being inserted into said positioning groove.

3. The induction cooker according to claim 2, wherein said heat insulating ring is fixed to the top of said housing by screws.

4. The induction cooker according to claim 3, wherein said ribs comprise inner ribs and outer ribs, said heat-insulating ring having mounting holes for screws to pass through, said mounting holes being provided between said inner ribs and said outer ribs.

5. The induction cooker according to claim 1, wherein a portion of said heat insulating ring is sandwiched between said face plate and a top portion of said housing, and another portion of said heat insulating ring defines a stopper step for horizontally stopping the pot with an outer peripheral side of said face plate.

6. The induction cooker according to claim 5, wherein the inner ring side of the heat insulating ring is provided with a positioning notch, the top of the housing is provided with a positioning rib which is inserted into and matched with the positioning notch, and the panel covers the positioning notch.

7. The induction cooker according to claim 1, wherein said insulating collar is fitted around an outer side of said face plate, and a top surface of said insulating collar is lower than a top surface of said face plate.

8. The induction cooker according to any one of claims 1 to 7, wherein a main gluing groove is further provided at the top of the housing inside the heat insulating ring, and glue for fixing the panel is filled in the main gluing groove.

9. The induction cooker according to any one of claims 1 to 7, wherein said heat insulating ring has a thickness of 1.5mm to 3 mm.

10. The induction cooker according to any one of claims 1 to 7, wherein two electromagnetic heating devices are disposed in the casing, the casing includes a base and an upper cover fixed on the base, the panel and the heat insulating ring are fixed on the upper cover, the upper cover includes a rectangular frame and a reinforcing beam, the reinforcing beam connects two long sides of the rectangular frame to partition the rectangular frame into two avoiding holes, and the two avoiding holes are respectively located above the two electromagnetic heating devices.