CN210408154U - Heating utensil and cooking appliance using same - Google Patents

Abstract

The utility model belongs to the technical field of kitchen equipment, specifically be a household utensils and use its cooking device generates heat, including overware and detachable heating tube, the overware bottom be equipped with the mounting groove that the heating tube shape suited, the mounting groove downside is uncovered, at least part the heating tube passes through uncovered arranging in the mounting groove, be equipped with on at least one inside wall of mounting groove and gather hot muscle, gather hot muscle to mounting groove middle part direction protrusion. The utility model discloses a dismantlement of the overware of being convenient for on the one hand is washd, and on the other hand gathers hot muscle through setting up on the inside wall of mounting groove and increases the overware and absorbs thermal area to improve the heat-conduction efficiency between overware and the heating tube, with the speed that improves the overware intensification, and need not to improve the power of product alright shorten preheating time, in addition, gather hot muscle to heating tube one side protrusion can make and gather hot muscle and be close to the heating tube as far as possible, thereby improve the absorptive effect of heat.

Description

Heating utensil and cooking appliance using same

Technical Field

The utility model belongs to the technical field of kitchen equipment, specifically be a household utensils and use its cooking appliance generate heat.

Background

Electric baking pan, barbecue machine, waffle machine and other cooking appliances as leisure and cooking integrated household appliances, which usually comprises a main machine and a baking tray, wherein the bottom of the baking tray is provided with a heating pipe, the main machine is internally provided with a control circuit electrically connected with the heating pipe, the heating pipe is fixed at the bottom of the baking tray by a traditional baking tray in a riveting or die-casting way, the heating pipe is tightly contacted with the baking tray, so the heat transfer effect is good, but the baking tray cannot be detached from the main machine for cleaning due to the undetachable heating pipe and baking tray, the use experience is not ideal, therefore, the cleaning problem is solved by the detachable way between the baking tray and the heating pipe, but the detachable technology of the heating pipe has the defect of insufficient heat conduction performance, for example, Chinese patent CN208677146U discloses an electric baking pan machine, the detachable baking tray and the heating pipe are arranged, and make up the defect that heat-transfer efficiency is not enough through laminating the lower terminal surface with the heating tube upper end at the overware, but the efficiency promotion that the overware heaied up is not obvious, and heat-transfer efficiency still needs further improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a household utensils that generate heat convenient to wash and heat conductivility is good.

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

the utility model provides a heating vessel, includes overware and detachable heating tube, the overware bottom be equipped with the mounting groove that the heating tube shape suited, the mounting groove downside is uncovered, at least part the heating tube passes through uncovered arranging in the mounting groove, be equipped with on at least one inside wall of mounting groove and gather hot muscle, gather hot muscle to mounting groove middle part direction protrusion. The heat gathering ribs can be arranged on two side walls of the mounting groove, so that the heat absorbing area of the baking tray is increased, the heat conduction efficiency is improved, and the heat gathering ribs can be arranged on only one side wall of the mounting groove, so that the material cost is reduced.

Compared with the prior art, the utility model provides a heating household utensils offer the mounting groove that is used for installing the heating tube on the one hand at the downside of overware, in order to realize being connected dismantled between heating tube and the overware, thereby the dismantlement of the overware of being convenient for is washd, on the other hand gathers hot muscle through setting up on the inside wall of mounting groove and increases the overware heat absorption's area, thereby improve the heat conduction efficiency between overware and the heating tube, in order to improve the speed that the overware heaied, and need not to improve the power of product alright shorten preheating time, in addition, it can make to gather hot muscle to heating tube one side protrusion and close the heating tube as far as possible, thereby improve the absorptive effect of.

Furthermore, each side gather hot muscle along the length direction of mounting groove is equipped with a plurality ofly, and above-mentioned mode of setting can increase the area of gathering hot muscle to improve the overware and absorb thermal area, make heat conduction efficiency promote more obviously. Preferably, two adjacent gather hot muscle intervals and set up to gather the quantity of hot muscle in the reduction mounting groove, thereby reduce material cost, perhaps a plurality of gather hot muscle and set up in succession, in order to further improve heat conduction efficiency, certainly, in order to adapt to the parameter of various heating tubes and manufacturing cost's demand, selectively, part gather hot muscle and set up in succession, part gather hot muscle interval and set up.

Further, the cross-sectional shape of the heat accumulating rib comprises any one or a combination of the following: semi-circular, triangular, trapezoidal, oval, diamond. The structure of the heat-gathering rib has obvious heat absorption effect and is beneficial to improving the heat transfer effect between the baking tray and the heating pipe.

Furthermore, the heating pipe comprises wiring ends positioned on two sides and a heating part connected with the wiring ends on the two sides, at least part of the heating part is arranged in the mounting groove, the part which can mainly generate heat of the heating pipe is arranged in the mounting groove in the arrangement mode, and the wiring ends used for connection are arranged on the outer side of the mounting groove, so that the requirement of the baking tray in designing the mounting groove is reduced, and the structure of the mounting groove is simplified.

Further, the height of the heating part is smaller than the depth of the mounting groove; the upper end of the heat gathering rib is higher than or parallel to the top side of the heating part, the lower end of the heat gathering rib is lower than or parallel to the bottom side of the heating part, the heat gathering rib can cover the heat radiation range of the side part of the heating part as much as possible through the arrangement, the heat conduction efficiency is effectively improved, and in order to further improve the heat absorption efficiency of the baking tray, the upper side of the heat gathering rib extends to the top side of the mounting groove, so that the heat gathering rib is close to the bottom side of the baking tray.

Further, the mounting groove is the arc structure, and at least part the shape of the portion of generating heat with the shape looks adaptation of mounting groove to the parcel nature that makes the portion of generating heat is better, and the cooperation between the two is compacter, so that heat transfer is more direct, and the intensification efficiency promotes more obviously.

Furthermore, in order to facilitate the positioning and installation of the baking tray, a gap can be arranged between the heat gathering rib and the heating pipe, so that the alignment process when the baking tray is installed is facilitated, the abrasion caused by the friction between the heat gathering rib and the heating pipe when the heating pipe is installed and disassembled can be reduced, and the service life of a product can be prolonged. Of course, in order to improve the heat conduction efficiency, the heating tube and the heat collecting rib can be arranged to be tightly matched.

Furthermore, the bottom of the baking tray is provided with two convex ribs extending towards the lower side, the two convex ribs and the bottom surface of the baking tray are enclosed to form the mounting groove, the mounting groove is simple in structure and convenient to process, and compared with a mode of directly grooving the bottom of the baking tray, the thickness of the bottom wall of the baking tray can be reduced, so that the material cost can be effectively reduced, and the difficulty of opening the baking tray can be reduced. Preferably, the two convex ribs are continuous ribs, so that a continuous mounting groove is formed, and the compactness and the integrity of the bottom structure of the baking tray are improved; or at least one of them protruding muscle is formed by multistage monomer interval arrangement, makes the mounting groove form multistage formula structure, and every section mounting groove is equipped with respectively and gathers hot muscle, and this kind of setting mode is favorable to the structural design when the heating tube is irregular circular-arc structure, comes the anomalous heating tube of adaptation shape through setting up one section mounting groove, not only can realize the installation of heating tube, compares with the mode that sets up continuous mounting groove moreover, the essential element that the reducible overware structural design of above-mentioned setting mode needs considered, like the die sinking degree of difficulty etc. thereby reduction in production cost.

The utility model also provides an use the cooking appliance of above-mentioned household utensils that generate heat, it includes host computer and the above-mentioned household utensils that generate heat, overware detachably installs on the host computer, be equipped with in the host computer with the control circuit that the heating tube electricity is connected. Because this cooking appliance has adopted foretell heating household utensils, the dismantlement of consequently the overware of being convenient for is washd, can improve the heat-conduction efficiency between overware and the heating tube moreover, improves overware intensification rate, reduces the time of waiting when preheating, improves and uses experience.

Drawings

FIG. 1 is a perspective view of a heating vessel;

FIG. 2 is a bottom view of the heating vessel;

FIG. 3 is a cross-sectional view of a heating vessel;

FIG. 4 is a schematic structural diagram of the region C in FIG. 3;

FIG. 5 is a schematic structural view of the mounting groove and the heating tube;

FIG. 6 is a schematic structural view of heat-collecting ribs arranged at intervals;

FIG. 7 is a schematic structural view of a heat collecting rib arranged continuously;

fig. 8 is a data diagram of a comparison experiment, curve a shows a real-time temperature curve of the baking tray of the present invention, and curve B shows a real-time temperature curve of the baking tray of the present invention.

Detailed Description

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

The first embodiment is as follows:

referring to fig. 1 and 2, the present embodiment provides a heating vessel, which includes a baking tray 1 and a detachable heating tube 2, the upper surface of the baking tray 1 is provided with a non-stick coating material, the heating tube 2 includes terminals 21 located at two sides and a heating portion 22 connected to the terminals 21 at two sides, the terminals 21 and the heating portion 22 are arranged in a different plane, the bottom of the baking tray 1 is provided with a mounting groove 30 adapted to the shape of the heating portion 22, the lower side of the mounting groove 30 is open, the heating tube 2 is mounted in the mounting groove 30 through the opening 301 from bottom to top, so that at least part of the heating portion 22 is disposed in the mounting groove 30, a heat collecting rib 4 is disposed on the inner side wall of the mounting groove 30, and the heat collecting rib 4 protrudes toward one side close to the heating portion 22.

Referring to fig. 1 and 2, as a specific setting mode of the mounting groove 30, two protruding ribs 3 extending downward are arranged at the bottom of the baking tray 1, the two protruding ribs 3 and the bottom surface of the baking tray 1 enclose and close to form the mounting groove 30, and the protruding ribs 3 and the baking tray 1 are preferably of an integral structure. Preferably, every protruding muscle 3 is formed by 31 interval arrangements of multistage monomer respectively, make mounting groove 30 form multistage formula structure, every section mounting groove 30 is equipped with respectively and gathers hot muscle 4, this kind of mode of setting is favorable to the structural design when heating tube 2 is irregular circular-arc structure, come the anomalous heating tube 2 of adaptation shape through setting up one section mounting groove 30, not only can realize the installation of heating tube 2, and compare with the mode that sets up continuous mounting groove 30, the required essential element of considering of 1 structural design of reducible overware of above-mentioned mode of setting, like the die sinking degree of difficulty etc. thereby reduction in production cost. Of course, the two ribs 3 can be continuous ribs to form a continuous mounting groove 30, thereby improving the compactness and integrity of the bottom structure of the baking tray 1.

Referring to fig. 1 to 4, the heat collecting ribs 4 are disposed on two side walls of the mounting groove 30, so as to increase the heat absorbing area of the grill pan 1 and improve the heat conduction efficiency, and of course, the heat collecting ribs 4 may be disposed on only one side wall of the mounting groove 30 to reduce the material cost.

Referring to fig. 2 to 7, a plurality of heat collecting ribs 4 are arranged on each side along the length direction of the mounting groove 30, and the arrangement mode can increase the area of the heat collecting ribs 4, thereby increasing the area of the baking tray 1 for absorbing heat and improving the heat conduction efficiency more obviously. As a specific embodiment, as shown in fig. 2 and fig. 6, two adjacent heat collecting ribs 4 are arranged at intervals to reduce the number of heat collecting ribs 4 in the mounting groove 30, thereby reducing the material cost, or, as shown in fig. 7, the plurality of heat collecting ribs 4 may be arranged in a continuous structure to further improve the heat conduction efficiency. Of course, in order to meet the requirements of various parameters of the heating tube 2 and the production cost, selectively, part of the heat-collecting ribs 3 are continuously arranged, and part of the heat-collecting ribs 3 are arranged at intervals.

As shown in fig. 2, fig. 6 and fig. 7, the plurality of heat-collecting ribs 4 have the same cross-sectional shape, and they may be one of a semicircular shape, a trapezoidal shape, a triangular shape, an oval shape and a diamond shape, and the triangular shape and the semicircular shape are exemplified in the figures, but of course, the plurality of heat-collecting ribs 4 may also be arranged by combining the heat-collecting ribs 4 having the cross-sectional shapes described above.

Referring to fig. 4 and 5, the height of the heating portion 22 is less than the depth of the mounting groove 30, the upper end of the heat collecting rib 3 is higher than or flush with the top side of the heating portion 22, and the lower end of the heat collecting rib 3 is lower than or flush with the bottom side of the heating portion 22, so that the heat collecting rib 4 covers the heat radiation range of the side portion of the heating portion 22 as much as possible, thereby effectively improving the heat conduction efficiency, and in order to further improve the heat absorption efficiency of the grill pan 1, the upper side of the heat collecting rib 3 extends to the top side of the mounting groove 30, so that the heat collecting rib 3 is close to the bottom side of the grill pan 1. Preferably, the mounting groove 30 has an arc-shaped structure, and at least a part of the heating portion 22 is adapted to the mounting groove 30 in shape, so that the heating portion 22 is wrapped better, and the fit between the heating portion 22 and the mounting groove is more compact, so that heat transfer is more direct, and the temperature rise efficiency is improved more significantly.

Referring to fig. 4 and 5, in order to facilitate the positioning and installation of the baking tray 1, a gap may be provided between the heat collecting rib 4 and the heating tube 2, which is not only beneficial to the alignment process when the baking tray 1 is installed, but also reduces the wear caused by the friction between the heat collecting rib 4 and the heating tube 2 when the heating tube 2 is installed and removed, and can improve the service life of the product. Of course, in order to improve the heat conduction efficiency, the heat-generating pipe 2 and the heat-collecting rib 4 may be tightly fitted.

Compared with the prior art, the heating vessel provided by the utility model is provided with the mounting groove 30 for mounting the heating tube 2 on the lower side of the baking tray 1 on one hand, so as to realize the detachable connection between the heating tube 2 and the baking tray 1, thereby facilitating the detachment and cleaning of the baking tray 1, and in addition, the mounting groove 30 is simple in arrangement mode and structure, low in cost and beneficial to industrial batch production; on the other hand, the heat gathering ribs 4 are arranged on the inner side wall of the mounting groove 30 to increase the heat absorbing area of the baking tray 1, so that the heat conduction efficiency between the baking tray 1 and the heating pipe 2 is improved; generally, during the culinary art, the process that overware central temperature heated to 260 ℃ from room temperature 25 ℃ is regarded as preheating process, through contrast experiment gained, as shown in fig. 8, curve a represents the real-time temperature curve of the overware that adopts above-mentioned setting mode, and curve B represents the real-time temperature curve of the overware that does not adopt above-mentioned setting mode, and it is thus clear that, the overware that adopts above-mentioned setting mode accomplishes preheating process only needs 3 minutes 5 seconds, and the overware that does not adopt above-mentioned setting mode accomplishes preheating process then needs 3 parts 50 seconds, and obviously the utility model discloses a setting mode can improve the speed that overware 1 heaied, and need not to improve the power of product alright shorten preheating time, and moreover, gather hot muscle 4 to heating tube 2 one side protrusion and can make and gather hot muscle 4 and be close to heating tube 2 as far as possible to improve.

Example two:

(not shown in the figure of the embodiment) the embodiment provides a cooking appliance applying the heating utensil provided by the first embodiment, and the cooking appliance comprises a main machine and the heating utensil, wherein the baking tray is detachably mounted on the main machine, and a control circuit electrically connected with the heating pipe is arranged in the main machine. Because this cooking appliance has adopted foretell heating household utensils, the dismantlement of consequently the overware of being convenient for is washd, can improve the heat-conduction efficiency between overware and the heating tube moreover, improves overware intensification rate, reduces the time of waiting when preheating, improves and uses experience.

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 (10)

1. The heating vessel comprises a baking tray and a detachable heating pipe, and is characterized in that: the baking tray bottom be equipped with the mounting groove that the heating tube shape suited, the mounting groove downside is uncovered, at least part the heating tube passes through uncovered arranging in the mounting groove, be equipped with on at least one inside wall of mounting groove and gather hot muscle, gather hot muscle to mounting groove middle part direction protrusion.

2. A heat generating vessel according to claim 1, wherein: a plurality of heat collecting ribs are arranged on each side along the length direction of the mounting groove; two adjacent heat-gathering ribs are arranged at intervals;

or the heat-gathering ribs are continuously arranged;

or selectively and partially arranging the heat-gathering ribs continuously, and partially arranging the heat-gathering ribs at intervals.

3. A heat generating vessel according to claim 2, wherein: the cross-sectional shape of the heat accumulating ribs comprises any one or a combination of the following: semicircular, triangular, trapezoidal, oval, and diamond.

4. A heat generating vessel according to claim 1, wherein: the heating tube comprises wiring ends positioned on two sides and a heating part connected with the wiring ends on the two sides, and at least part of the heating part is arranged in the mounting groove.

5. A heat generating vessel according to claim 4, wherein: the height of the heating part is smaller than the depth of the mounting groove; the upper end of the heat-gathering rib is higher than or flush with the top side of the heating part, and the lower end of the heat-gathering rib is lower than or flush with the bottom side of the heating part.

6. A heat generating vessel according to claim 5, wherein: the mounting groove is of an arc-shaped structure, and at least part of the heating part is matched with the mounting groove in shape.

7. A heat-generating vessel according to any of claims 1 to 6, characterized in that: and a gap is arranged between the heat collecting rib and the heating tube.

8. A heat-generating vessel according to any of claims 1 to 6, characterized in that: the baking tray is characterized in that two convex ribs extending towards the lower side are arranged at the bottom of the baking tray, and the two convex ribs and the bottom surface of the baking tray are enclosed to form the mounting groove.

9. A heat generating vessel according to claim 8, wherein: the two convex ribs are continuous ribs;

or at least one of the convex ribs is formed by arranging a plurality of sections of monomers at intervals, so that the mounting groove forms a multi-section structure, and each section of the mounting groove is respectively provided with the heat collecting rib.

10. Cooking appliance, its characterized in that: the heating utensil comprises a main machine and the heating utensil as claimed in any one of claims 1 to 9, wherein the baking tray is detachably mounted on the main machine, and a control circuit electrically connected with the heating pipe is arranged in the main machine.

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