CN219269098U

CN219269098U - Graphene heating oven

Info

Publication number: CN219269098U
Application number: CN202320112606.9U
Authority: CN
Inventors: 潘科宏
Original assignee: Dongguan Runtai Hardware Technology Co ltd
Current assignee: Dongguan Runtai Hardware Technology Co ltd
Priority date: 2023-01-19
Filing date: 2023-01-19
Publication date: 2023-06-27
Anticipated expiration: 2033-01-19

Abstract

The utility model discloses a graphene heating oven, wherein the top of the graphene heating oven is recessed downwards to form a heating cavity, and a plurality of graphene heating pipes are arranged in the heating cavity at intervals; the heating cavity is provided with the mounting bracket around its inner wall, the mounting bracket includes two backup pads that are parallel to each other, the backup pad be equipped with the installation draw-in groove of graphite alkene heating tube adaptation, the both ends of graphite alkene heating tube are blocked respectively and are put in two opposite installation draw-in grooves. When one of the graphene heating pipes fails, the graphene heating pipe can be detached independently for overhauling; and the graphene heating tube is connected with the mounting frame in a clamping manner, so that the assembly and disassembly operations are simple and convenient.

Description

Graphene heating oven

Technical Field

The utility model relates to the technical field of oven equipment, in particular to a graphene heating oven.

Background

The electric oven generally adopts alloy wires, alloy foils and graphene as heating elements for heating, and the existing electric oven taking graphene as the heating elements generally adopts the mode that the graphene is made into a whole heating film or a heating plate. For example, the utility model with publication number CN110662311a discloses a graphene electrothermal film heating cooking device, wherein a heating element is a graphene heating layer, and if the graphene heating layer is damaged, the whole graphene heating layer needs to be detached for maintenance. And for the existing common heating tube, two ends of the heating tube are fixed in the furnace body in a plugging manner, and the side walls plugged at two ends of the heating tube are required to be detached during disassembly so as to detach the heating tube. The disassembly of the side walls at two sides of the furnace body is equivalent to disassembly of the upper end cover of the furnace body, so that the lower side walls can be disassembled, and the whole operation is complex. In view of this, the present utility model has been made to address the above-described problems and to further improve the electric heating oven.

Disclosure of Invention

The utility model mainly aims to provide a graphene heating oven, which can be independently detached for overhauling when one of graphene heating pipes fails, and is simple and convenient to operate.

The utility model provides a graphene heating oven, wherein the top of the graphene heating oven is recessed downwards to form a heating cavity, and a plurality of graphene heating pipes are arranged in the heating cavity at intervals; the heating cavity is internally provided with a mounting frame, the mounting frame comprises two support plates which are placed on opposite sides, an installation clamping groove which is matched with the graphene heating pipe and is provided with an upper end opening is formed in the upper side of the support plate, and the graphene heating pipe is placed on the support plate and clamped in the installation clamping groove.

Preferably, the two opposite inner sides of the heating cavity are provided with through grooves matched with the supporting plates, at least one identical end of each of the two supporting plates is connected with each other through a fixing part, the supporting plates are arranged in the through grooves, the fixing parts are fixedly connected with the inner walls of the heating cavity, the parts of the heating cavity, which are fixedly connected with the fixing parts, are detachable parts, and the parts of the heating cavity, which are fixedly connected with the fixing parts, are detachably connected with the parts of the heating cavity, in which the through grooves are located. And the detachable part is detached from the heating cavity, so that the supporting plate can be pulled out of the through groove, and the graphene heating tube can be replaced.

Preferably, the graphene heating oven comprises a grill and an electric box connected and fixed on one side of the grill, the heating cavity is formed by combining the grill and the electric box, the detachable part and the electric box are integrated, and the through groove is formed on the grill; the graphene heating tube is characterized in that a power circuit is arranged in the electric box, and a wire of the power circuit penetrates out of the electric box and extends into the through groove to be electrically connected with the graphene heating tube.

Preferably, the graphene heating tube comprises a transparent heat conduction tube, a plurality of graphene heating sheets arranged in the heat conduction tube, insulating heads fixed at two ends of the heat conduction tube, and an electric connector electrically connected with the graphene heating sheets, wherein the electric connector is arranged in the insulating heads in a penetrating manner, and the insulating heads are arranged in the mounting clamping grooves in a clamping manner.

Preferably, one of the electrical connectors of the graphene heating tube is an electrical input end, and the other is an electrical output end. And vacuumizing the graphene heating tube.

Preferably, a first lap joint frame is arranged at the top edge of the grill, and the first lap joint frame is positioned above the heating cavity and is used for placing a barbecue wire mesh.

Preferably, a lower roasting space is arranged at a position of the grill below the heating cavity, and one side of the lower roasting space is a roasting inlet.

Preferably, a water pan is placed in the lower baking space, and a baking net is placed on the water pan. The drip tray advances from the barbecue inlet into the grill.

Preferably, four supporting feet are arranged at the bottom of the graphene heating oven.

Preferably, a water pan is placed in the lower baking space, and a baking net is placed on the water pan.

The beneficial effects of the utility model are as follows:

1. compared with the existing integrally formed graphene heating layer, the heating element is a plurality of graphene heating pipes, and when one graphene heating pipe fails, the heating element can be detached independently for maintenance; and the graphene heating tube is connected with the mounting frame in a clamping manner, so that the dismounting operation is simple and convenient.

2. When the graphene heating tube and the mounting rack are required to be detached from the grill, the fixing part is only required to be disconnected with the electric box, and then the fixing part is pulled, so that the support plate is pulled out from the through groove, the operation is simple, and the graphene heating tube is convenient to overhaul or clean.

Drawings

Fig. 1 is an overall schematic diagram of a graphene heat oven according to an embodiment of the utility model;

fig. 2 is a schematic diagram illustrating connection between a mounting frame and a graphene heating tube according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a mounting frame according to an embodiment of the utility model;

FIG. 4 is a schematic illustration of the attachment of a mounting bracket to a housing according to an embodiment of the utility model;

FIG. 5 is a schematic view of the structure of the grill according to the embodiment of the present utility model;

FIG. 6 is a schematic view of a water pan according to an embodiment of the utility model;

fig. 7 is a bottom view of a graphene heat oven according to an embodiment of the utility model.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals identify like or similar elements or elements having like or similar functionality throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships as described based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, terms such as "mounted," "connected," "secured," and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed therewith; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless explicitly specified and limited otherwise, a first feature "up" or "down" on a second feature may be a direct contact between the first feature and the second feature, or an indirect contact between the first feature and the second feature through an intermediary, and further, a first feature "above", "above" and "over" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Referring to fig. 1-7, an embodiment of a graphene heat oven of the present utility model is presented:

a graphene heating oven is characterized in that the top of the graphene heating oven is recessed downwards to form a heating cavity 11, and a plurality of graphene heating pipes 12 are arranged in the heating cavity 11 at intervals; the heating cavity 11 is internally provided with a mounting frame 3, the mounting frame 3 comprises two support plates 31 which are placed on opposite sides, an installation clamping groove 33 which is matched with the graphene heating tube 12 and is open at the upper end is arranged on the upper side of the support plates 31, and the graphene heating tube 12 is placed on the support plates 31 and clamped in the installation clamping groove 33.

Compared with the existing integrally formed graphene heating layers, the heating element is provided with a plurality of graphene heating pipes 12, and when one graphene heating pipe 12 fails, the heating element can be detached independently for maintenance; and the graphene heating tube 12 is connected with the mounting frame 3 in a clamping manner, so that the disassembly and assembly operation are simple and convenient. The graphene heating tube 12 is used as a heating element, and has the advantages of high heating speed and high electrothermal conversion rate, and far infrared light radiation energy generated in the heating process penetrates through food, so that the food is heated uniformly.

As shown in fig. 2, the graphene heating tube 12 includes a transparent heat conducting tube, a plurality of graphene heating sheets disposed in the heat conducting tube, insulating heads 121 fixed at two ends of the heat conducting tube, and electrical connectors 122 electrically connected to the graphene heating sheets, wherein the electrical connectors 122 are disposed in the insulating heads 121 in a penetrating manner, and the electrical connectors 122 at two ends of the graphene heating tube 12 are respectively an electrical input end and an electrical output end. The interior of the heat conduction pipe is vacuumized, so that the heat conduction efficiency of the graphene heating pipe 12 is prevented from being influenced by air. The insulating head 121 is snapped into the mounting clip groove 33.

As shown in fig. 3 and 4, two opposite inner sides of the heating cavity 11 are provided with through grooves 13 adapted to the supporting plates 31, at least one identical end of each supporting plate 31 is connected through a fixing part 32, the supporting plates 31 are arranged in the through grooves 13, the fixing parts 32 are fixedly connected with the inner wall of the heating cavity 11, and the parts of the heating cavity 11 fixedly connected with the fixing parts 32 are detachable parts and detachably connected with the parts of the heating cavity 11 where the through grooves 13 are located. The detachable part is detached from the heating cavity 11, and the supporting plate 31 can be pulled out from the through groove 13 so as to replace the graphene heating tube 12. In this embodiment, the mounting frame 3 is detachably connected with the heating chamber 11 by screws.

As shown in fig. 1, the graphene heating oven comprises a grill 1 and an electric box 2 connected and fixed on one side of the grill 1, a heating cavity 11 is formed by combining the grill 1 and the electric box 2, a detachable part and the electric box 2 are integrated, and a through groove 13 is formed on the grill 1; the electric box 2 is internally provided with a power circuit, and a lead of the power circuit penetrates out of the electric box 2 and extends into the through groove 13 to be electrically connected with the electric connector 122 of the graphene heating tube 12.

The two ends of the existing heating tube are fixed in the furnace body in a plugging manner, and the side walls plugged at the two ends of the existing heating tube are required to be detached when the existing heating tube is detached. The disassembly of the side walls at two sides of the furnace body is equivalent to disassembly of the upper end cover of the furnace body, so that the lower side walls can be disassembled, and the whole operation is complex. According to the utility model, the fixing part 32 is only required to be disconnected with the electric box 2, and the fixing part 32 is pulled, so that the supporting plate 31 is pulled out from the through groove 13, and the graphene heating tube 12 and the mounting frame 3 are detached from the grill 1, so that the operation is simpler, and the maintenance or cleaning of the graphene heating tube 12 is facilitated.

As shown in fig. 3 and 4, the mounting bracket 3 is made of a heat-insulating and heat-resistant material, and the support plate 31 has an L-shaped cross section and includes a mounting portion 312 provided in the mounting groove 33 and a partition 311 perpendicular to the mounting portion 312. The notch of the through groove 13 faces the mounting portion 312, and the insulating head 121 penetrates into the through groove 13 from the notch of the through groove 13; the mounting portion 312 covers the notch of the through groove 13, and the partition 311 is disposed below the wires of the power circuit, supports the wires, and separates the wires and the electric connector 122 from the heating chamber 11, thereby preventing the wires and the electric connector 122 from being damaged by high temperature.

As shown in fig. 1, the top edge of the grill 1 is provided with a first overlap frame 14, and the first overlap frame 14 is located above the heating chamber 11 for placing a grill net 15 or an iron plate.

A lower roasting space is arranged at the position of the grill 1 below the heating cavity 11, and one side of the lower roasting space is a roasting inlet. A water pan 16 is placed in the lower roasting space, and a second roasting net 15 is placed on the water pan 16. The drip tray 16 is pushed into the grill 1 from the barbecue inlet. Molten fatty oil drops downwardly into the drip pan 16 during the baking process.

In the utility model, the graphene heating oven, the heating cavity 11 and the water receiving tray 16 are all of cuboid structures. As shown in fig. 6, the front side 161 of the drip tray is parallel to the barbecue entrance and the top of the left and right sides are folded inwardly toward the drip tray 16 to form a first support rim 162. The second barbecue wire 15 comprises a wire frame and a metal wire arranged on the wire frame, the second barbecue wire 17 covers the opening of the water receiving disc 16, and two sides of the wire frame are respectively lapped on the two first supporting edges 162. In order to improve the bearing capacity of the supporting edges, the outer side of the first supporting edge 162 is folded upwards to form a second supporting edge 163, and the top of the second supporting edge 163 is abutted against the metal net.

The water pan back side 165 is higher than the water pan front side 161, and the size of the water pan back side 165 is adapted to the barbecue inlet. Both the drip tray back side 165 and the drip tray front side 161 are provided with pull features 164.

When only the grill 15 is used for placing food, the rear side 165 of the water pan is covered on the grill inlet, so that the heat loss of the grill 1 is avoided, and the user is prevented from being scalded by the heating cavity 11. When food is placed on both the grill 15 and the second grill 17, the front side 161 of the drip tray is covered over the entrance to facilitate viewing of the degree of grilling of the food on the second grill 17. The placement of water within the drip tray 16 adjusts the humidity and temperature within the oven to avoid overcooking of the food.

As shown in fig. 4 and 5, the grill 1 includes an outer housing a and an inner housing b detachably mounted in the outer housing a, the inner housing b being integrally formed by two opposite inner housing connection sides b1 and an inner housing rear side b 2. The shell a comprises a shell back side surface a1, a through groove 13 positioned at the front end of the shell a, and a shell connecting side surface a2 for connecting the shell back side surface a1 with the through groove 13, wherein the shell a is further provided with a through groove 13 arranged on the shell back side surface a1, the inner shell back side surface b2 is connected with the shell back side surface a1 through a screw, one inner shell connecting side surface b1 of the inner shell b is oppositely connected with the side surface of the electric box 2, the other inner shell connecting side surface b1 is connected with the shell connecting side surface a2 through the screw, and the through groove 13 is positioned above the inner shell b. The inner shell b is arranged around the inner side of the outer shell a, so that the side surface of the grill 1 is of a double-layer structure, the heat insulation effect of the grill 1 is improved, and the user is prevented from being scalded by the grill 1.

Specifically, the mounting bracket 3 has a rectangular structure, and the fixing portion 32 is perpendicular to the support plate 31.

As shown in fig. 7, the bottoms of the two inner shell connecting side surfaces b1 are folded toward the heating cavity 11 to form a supporting surface 18 for supporting the water pan 16. The bottom of the shell a, the supporting surface 18 and the bottom surface of the electric box 2 are all on the same horizontal plane. The bottom of graphite alkene oven that generates heat is equipped with four supporting legs 19, and wherein the top of two supporting legs 19 supports the juncture at holding surface 18 and electric box 2 bottom surface, and the juncture at another holding surface 18 and shell a bottom is supported at the top of two other supporting legs 19, and the supporting legs 19 both support electric box 2 and gridion 1, still improve the bearing capacity of holding surface 18, prevent the holding surface 18 and support the problem that water collector 16 warp for a long time.

Further, in the utility model, the plurality of graphene heating pipes 12 are connected with the power circuit in parallel, and the graphene heating oven further comprises a control component electrically connected with the power circuit. The control component is used for controlling the graphene heating tube 12 to work singly or in combination, and controlling the heating power of the graphene heating tube 12. Specifically, the control assembly comprises a micro controller electrically connected with the power supply circuit, and a control panel arranged on the outer side of the electric box 2, wherein the micro controller is arranged in the electric box 2. The control panel is provided with a first control key for setting the working number of the graphene heating tube 12 and a second control key for setting the heating power of the graphene heating tube 12; the micro controller receives and processes the operation signals transmitted by the first control key and the second control key, and controls the graphene heating tube 12.

In the present utility model, the first control key and the second control key are integrally formed to constitute the click knob 21. Each time the user presses the click knob 21 once, the number of the graphene heating pipes 12 for heating is increased by two, and the working graphene heating pipes 12 are adjacent; when all the graphene heating pipes 12 work, the knob 21 is pressed once again, and all the graphene heating pipes 12 stop working; the user can select the number of work of the graphene heating pipes 12 according to the required barbecue area or the number of the baked foods, the applicability is high, when a small amount of foods are baked, part of the graphene heating pipes 12 can be heated, all the graphene heating pipes 12 are not required to generate heat, and the electricity consumption is saved. The user rotates the click knob 21 to adjust the heating power of the graphene heating tube 12, thereby adjusting the heating temperature of the oven, namely, baking food in a high temperature state, namely, insulating food in a low temperature state.

In other embodiments, the increase in the heat generation of the graphene heating tube 12 per one press of the click knob 21 may be set to one or three.

In the description of the present specification, reference to descriptions as pertaining to "one embodiment," "some embodiments," "examples," "particular examples," or "some examples" and the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example x is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and further, different embodiments or examples, and features of different embodiments or examples, described in this specification may be combined and combined by those skilled in the art without contradiction to each other.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims

1. The graphene heating oven is characterized in that the top of the graphene heating oven is recessed downwards to form a heating cavity, and a plurality of graphene heating pipes are arranged in the heating cavity at intervals; the heating cavity is internally provided with a mounting frame, the mounting frame comprises two support plates which are placed on opposite sides, an installation clamping groove which is matched with the graphene heating pipe and is provided with an upper end opening is formed in the upper side of the support plate, and the graphene heating pipe is placed on the support plate and clamped in the installation clamping groove.

2. The graphene heating oven according to claim 1, wherein two opposite inner sides of the heating cavity are provided with through grooves adapted to the support plates, at least one identical end of each of the two support plates is connected through a fixing portion, the support plates are arranged in the through grooves, the fixing portion is fixedly connected with the inner wall of the heating cavity, the portion, connected and fixed with the fixing portion, of the heating cavity is a detachable portion, and the portion, connected with the through grooves of the heating cavity, is detachable.

3. The graphene heating oven according to claim 2, comprising a grill and an electric box connected and fixed on one side of the grill, wherein the heating cavity is formed by combining the grill and the electric box, the detachable part is integrated with the electric box, and the through groove is formed on the grill; the graphene heating tube is characterized in that a power circuit is arranged in the electric box, and a wire of the power circuit penetrates out of the electric box and extends into the through groove to be electrically connected with the graphene heating tube.

4. A graphene heating oven according to any one of claims 1 to 3, wherein the graphene heating tube comprises a transparent heat conduction tube, a plurality of graphene heating sheets arranged in the heat conduction tube, insulating heads fixed at two ends of the heat conduction tube, and electric connectors electrically connected with the graphene heating sheets, the electric connectors are arranged in the insulating heads in a penetrating manner, and the insulating heads are clamped in the mounting clamping grooves.

5. The graphene heat oven of claim 3, wherein the grill top edge is provided with a first overlap border, the first overlap border being located above the heat generating cavity for placement of a barbecue mesh.

6. The graphene heating oven of claim 5, wherein a lower grilling space is provided at a position of the grill below the heating cavity, and a grilling inlet is provided at one side of the lower grilling space.

7. The graphene heat oven of claim 6, wherein a water pan is placed in the lower grilling space, and a grill net is placed on the water pan.