CN209371330U - cooking stove - Google Patents

Abstract

The utility model provides a cooking stove, which relates to household appliances. The utility model provides a cooking stove through at panel (210) towards the lower surface range upon range of drain pan (100) set up mutually independent first insulating layer (230) and second insulating layer (240) to realize dual insulation protection, the insulating dynamics is stronger, and, when one of them insulating layer is impaired or ageing and became invalid, another insulating layer can also be effectively the electric leakage in drain pan (100) transmits the user through panel (210) and leads to the user to electrocute, improves cooking stove's security; in addition, the first insulating layer (230) and the second insulating layer (240) are stacked on the lower surface of the panel (210), so that the first insulating layer (230) and the second insulating layer (240) and the panel (210) can resist damage of external force together, the risk of deformation or fracture of the panel (210) is reduced, and the service life of the panel (210) is prolonged.

Description

Cooking furnace

Technical field

The utility model relates to household electrical appliance more particularly to a kind of cooking furnaces.

Background technique

Cooking furnace is a kind of equipment heated to the cooking apparatus being carried thereon.Currently, being with cooking furnace For electromagnetic oven, electromagnetic oven is using electrical cooking apparatus made of electromagnetic inductive heating principle, it is not necessarily to open fire or conduction-type It heats and heat is allowed directly to generate in the bottom of a pan, greatly improve heating efficiency.

In the prior art, electromagnetic oven includes bottom case, and coil panel and control panel are provided in bottom case, and control panel is used for control line The working condition of disk is enclosed, and coil panel is used to cookware is heated using the principle of the generation vortex of electromagnetic induction.In electromagnetic oven In the course of work, the temperature inside electromagnetic oven is usually higher, therefore, is further typically provided with radiator fan in the shell of electromagnetic oven, Radiating and cooling is carried out with the installation space to electromagnetic oven.However, in existing electromagnetic oven, its panel serious wear or by It collides with when its panel being caused to have crackle, it is easy to cause to leak electricity, so that there are security risks for electromagnetic oven.

Utility model content

The utility model provides one kind, can overcome the above problem.

The utility model provides a kind of cooking furnace, comprising: bottom case is provided with panel, the bottom at the top of the bottom case Installation space is enclosed between shell and panel；The lower surface of the panel towards installation space is provided with the first insulating layer, described First insulating layer is provided with second insulating layer away from the lower surface of the panel.

By being stacked mutually independent first insulating layer and second insulating layer in lower surface of the panel towards bottom case, with Realize double insulation protection, insulation dynamics is stronger, also, insulating layer is impaired wherein or aging and when failing, another Insulating layer can also the electric leakage effectively in bottom case pass to user through panel user caused to get an electric shock, improve the safety of cooking furnace Property；In addition, by being stacked the first insulating layer and second insulating layer, the first insulating layer and second insulating layer in panel lower surface The destruction of external force can be resisted jointly with panel, to reduce the risk of panel deformation or fragmentation, extend making for panel Use the service life.

Optionally, first insulating layer includes following at least one: insulating oil layer of ink, quartz insulator layer, mica insulation Layer, ceramic insulating layer.

Optionally, the second insulating layer includes following at least one: insulating oil layer of ink, quartz insulator layer, mica insulation Layer, ceramic insulating layer.

Optionally, one in first insulating layer and second insulating layer includes insulating oil layer of ink, another includes such as Lower at least one: quartz insulator layer, mica insulation layer, ceramic insulating layer.

Optionally, first insulating layer and second insulating layer include insulating oil layer of ink.

Optionally, first insulating layer includes insulating oil layer of ink；The second insulating layer includes following at least one: stone English insulating layer, mica insulation layer, ceramic insulating layer.

Crackle occurs in this way, being collided with or being hit etc. in panel, and when insulating oil layer of ink is cracked with panel, quartz Insulating layer, mica insulation layer or ceramic insulating layer can cover panel and the crackle of insulating oil layer of ink, in order to avoid the leakage in bottom case Electricity passes to user from the cracks of panel and insulating oil layer of ink, to further increase the safety of cooking furnace.In addition, also It is avoided that the cracks through panel and insulating oil layer of ink such as external water enter in installation space, in order to avoid occur in installation space short Road phenomenon.

Optionally, the thickness of first insulating layer is more than or equal to 1 millimeter, to guarantee that the work of the first insulating layer can By property, to reduce the risk that the first insulating layer is cracked with the fragmentation of panel, meanwhile, also contribute to the strong of panel Degree.

Optionally, the thickness of first insulating layer is less than or equal to 3 millimeters, to guarantee that the work of the first insulating layer can By property, to reduce the risk that the first insulating layer is cracked with the fragmentation of panel, meanwhile, also contribute to the strong of panel Degree.

Optionally, the area of the second insulating layer lower surface is less than or equal to the face of first insulating layer upper surface Product, to further increase the safety of cooking furnace.

Optionally, the second insulating layer is provided with electrothermal layer, the installation away from the lower surface of first insulating layer Power panel is provided in space, the power panel is electrically connected with the electrothermal layer.

By the way that electrothermal layer is arranged, when user needs use to heat the cooking apparatus such as ceramics, glass, copper aluminium, energy Electrothermal layer energization heat production is enough controlled, the heat transfer that electrothermal layer generates gives the cooking apparatus such as cookware placed on glass panels, To realize the heating to cooking apparatus such as ceramics, glass, copper aluminium.

Optionally, the area of first insulating layer lower surface is greater than or equal to the electrothermal layer towards the upper of the panel The area on surface, electrothermal layer and panel is completely separated, further avoid the risk of user's electric shock.

Optionally, the area of second insulating layer lower surface is greater than or equal to the electrothermal layer towards the upper surface of the panel Area, electrothermal layer and panel is completely separated, further avoid user electric shock risk.

Optionally, at least two electrodes are provided on the electrothermal layer, in order to being electrically connected for electrothermal layer and other electrical parts It connects.

Optionally, the electrothermal layer is additionally provided at least one layer of third insulating layer away from the lower surface of the panel, to keep away The other electrical parts short circuit exempted from electrothermal layer and installation space guarantees cooking furnace to guarantee the functional reliability of electrothermal layer Heating reliability.

Optionally, the area of upper surface of the third insulating layer towards the electrothermal layer is more than or equal to the electricity The area of thermosphere lower surface, to further avoid other electrical parts short circuit in electrothermal layer and installation space, to guarantee electric heating The functional reliability of layer, guarantees the heating reliability of cooking furnace.

Optionally, coil panel is additionally provided in the installation space, the coil panel is electrically connected with the power panel, described Power panel distinguishes the position coil panel and electrothermal layer power supply, so that cooking furnace has multiple-working mode, function is richer, energy Enough adapt to more cookwares and scene, frequency of use with higher.

Optionally, the panel has heating region, and the orthographic projection of the coil panel and electrothermal layer on the panel is equal In the heating region, to guarantee heating efficiency.

The technical issues of being solved in addition to the utility model embodiment described above, the technical characteristic for constituting technical solution And outside the beneficial effect as brought by the technical characteristic of these technical solutions, the utility model embodiment can solve other The other technical characteristics and these technical characteristic bring beneficial effects for including in technical problem, technical solution, will be specific Further details of explanation is made in embodiment.

Detailed description of the invention

The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model Embodiment, and be used to explain the principles of the present invention together with specification.

Fig. 1 is the structural schematic diagram of cooking furnace provided in this embodiment；

Structural schematic diagram when Fig. 2 is cooking furnace provided in this embodiment not set glass panel；

Fig. 3 is the partial enlargement diagram of A in Fig. 1；

Fig. 4 is the structural schematic diagram of glass panel, electrothermal layer and electrode in cooking furnace provided in this embodiment.

Description of symbols:

100- bottom case；100a- installation space；110- coil panel；120- control panel；130- power panel；140- radiator fan； 150- power supply line；160- sensor；

210- panel；

220- electrothermal layer；221- electrode；The first insulating layer of 230-；240- second insulating layer.

Through the above attached drawings, it has been shown that the specific embodiment of the utility model will be hereinafter described in more detail.These Attached drawing and verbal description are not intended to limit the range of the utility model design in any manner, but by reference to specific Embodiment is the concept that those skilled in the art illustrate the utility model.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.

Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.In the absence of conflict, following implementation Feature in example and embodiment can be combined with each other.

Wherein, the term of "upper", "lower" etc. is for describing the relative positional relationship of each structure in the accompanying drawings, only Convenient for being illustrated for narration, rather than to limit the enforceable range of the utility model, relativeness is altered or modified, in nothing Under essence change technology contents, when being also considered as the enforceable scope of the utility model.

Fig. 1 is the structural schematic diagram of cooking furnace provided in this embodiment；Fig. 2 be cooking furnace provided in this embodiment not Structural schematic diagram when glass panel is set；Fig. 3 is the partial enlargement diagram of A in Fig. 1；Fig. 4 is provided in this embodiment cooks It prepares food the structural schematic diagram of glass panel, electrothermal layer and electrode in furnace.

Fig. 1-Fig. 4 is please referred to, the present embodiment provides a kind of cooking furnaces, comprising: bottom case 100, the top setting of bottom case 100 There is panel 210, installation space 100a is enclosed between bottom case 100 and panel 210；Wherein, following table of the panel towards installation space Face is provided with the first insulating layer 230, and the first insulating layer 230 is provided with second insulating layer 240 away from the lower surface of panel 210.

Bottom case 100 can be the box body with opening, and the inner space of bottom case 100 forms installation space 100a, bottom case 100 Opening is the opening of installation space 100a.

Illustratively, bottom case 100 have bottom wall, the edge of bottom wall be provided with towards panel 210 extend side wall, bottom wall with Side wall is encircled a city installation space 100a jointly；Side wall forms opening away from one end of bottom wall.Wherein, bottom wall can integrally be set with side wall It sets.

The material of bottom case 100 can be using high temperature resistant and with metal material, polymer material, the pottery of Thermal conductivity Ceramic material etc., and need to guarantee the mechanical strength of bottom case 100, so that bottom case 100 has good bearing capacity and abrasion-proof corrosion-proof Corrosion energy.Certainly, the material of bottom case 100 is not limited to this, and the present embodiment is merely illustrative herein.

Control panel 120, power panel 130 are provided in installation space 100a.Power panel 130 is used for some of cooking furnace Electrical component is powered；Control panel 120 is used to control the working condition of some components in cooking furnace.Wherein, power panel 130 It can be fixed on bottom case 100 by the connection types such as being clamped, being fastenedly connected；Control panel 120 can be by being clamped, being fastenedly connected etc. even The mode of connecing is fixed on bottom case 100.

Panel 210 is for covering the opening for being located at bottom case 100, to seal installation space 100a, meanwhile, and carry cookware； Wherein, panel 210 can be used glass such as quartz glass and be made.

The lower surface of panel 210 towards bottom case 110 is provided with the first insulating layer 230, and the lower surface of the first insulating layer 230 is set It is equipped with second insulating layer 240.That is, panel 210 is provided with mutually independent first insulation towards the stacking of the lower surface of bottom case 110 Layer 230 and second insulating layer 240.

Wherein, the first insulating layer 230 is made of insulating material with second insulating layer 240.First insulating layer 230 can lead to The mode for crossing bonding is fixed on panel 210, to simplify technique；Alternatively, the first insulating layer 230 can be by passing through insulating materials The techniques such as deposition are formed in the lower surface of panel 210.

Second insulating layer 240 can be fixed on the first insulating layer 230 by way of bonding, to simplify technique；Alternatively, Second insulating layer 240 can be by being formed in the lower surface of the first insulating layer 230 by techniques such as depositions for insulating materials.

First insulating layer 230 can be made with second insulating layer 240 of identical insulating materials；Alternatively, the first insulating layer 230 It is made from second insulating layer 240 of different insulating materials.Illustratively, the first insulating layer 230 includes following at least one: absolutely Edge ink layer, quartz insulator layer, mica insulation layer, ceramic insulating layer；Second insulating layer 240 includes following at least one: insulation Ink layer, quartz insulator layer, mica insulation layer, ceramic insulating layer.For example, in the first insulating layer 230 and second insulating layer 240 One includes insulating oil layer of ink, another includes quartz insulator layer.

Cooking furnace provided in this embodiment, by being stacked mutually solely in lower surface of the panel 210 towards bottom case 100 The first vertical insulating layer 230 and second insulating layer 240, to realize that double insulation protects, insulation dynamics is stronger, also, wherein One insulating layer is impaired or aging and when failing, another insulating layer can also the electric leakage effectively in bottom case 100 passed through panel 210 Passing user causes user to get an electric shock, and improves the safety of cooking furnace；In addition, by being stacked in 210 lower surface of panel One insulating layer 230 and second insulating layer 240, the first insulating layer 230 and second insulating layer 240 can resist jointly with panel 210 The destruction of external force extends the service life of panel 210 to reduce the risk of the deformation of panel 210 or fragmentation.

Optionally, the first insulating layer 230 includes insulating oil layer of ink；Second insulating layer 240 is following at least one: quartz insulator Layer, mica insulation layer, ceramic insulating layer.

First insulating layer 230 can be formed by the dielectric ink for being printed on 210 lower surface of panel, so that the first insulating layer Connection between 230 and panel 210 is more reliable, reduces the risk for even the first insulating layer 230 being avoided to be detached from from panel 210.

Second insulating layer 240 includes plate body namely quartz insulator layer made of quartz.Quartz insulator layer can be bonded in first The lower surface of insulating layer 230；Alternatively, be provided with fastener hole on panel 210, quartz insulator layer passes through the screw that cooperates with fastener hole Equal fasteners are fastened on panel 210.

Second insulating layer 240 includes plate body namely mica insulation layer made of mica.Mica insulation layer can be bonded in first The lower surface of insulating layer 230；Alternatively, be provided with fastener hole on panel 210, mica insulation layer passes through the screw that cooperates with fastener hole Equal fasteners are fastened on panel 210.

Second insulating layer 240 includes the ceramic insulation that ceramic material of the meltallizing in the lower surface of the first insulating layer 230 is formed Layer.

In the present embodiment, being collided with or hit etc. in panel 210 occurs crackle, and insulating oil layer of ink is produced with panel 210 When raw crackle, quartz insulator layer, mica insulation layer or ceramic insulating layer can hide panel 210 and the crackle of insulating oil layer of ink It covers, in case the electric leakage in bottom case 100 passes to user from the cracks of panel 210 and insulating oil layer of ink, to further increase The safety of cooking furnace.Moreover it is possible to which the cracks through panel 210 and insulating oil layer of ink such as external water is avoided to enter installation In the 100a of space, in order to avoid short circuit phenomenon occurs in installation space 100a.

Wherein, insulating oil layer of ink can slow down the fragmentation of even isolation panel 210 to quartz insulator layer, mica insulation layer or pottery The influence of porcelain insulating layer, in case quartz insulator layer, mica insulation layer or ceramic insulating layer crack.

Optionally, the first insulating layer 230 and second insulating layer 240 include insulating oil layer of ink, such as: it can be in panel 210 One layer of dielectric ink is printed to form the first insulating layer 230, so that the company between the first insulating layer 230 and panel 210 in lower surface It connects more reliable；In the lower surface of the first insulating layer 230, one layer of dielectric ink is arranged again to form second insulating layer 240 in printing, makes Connection between second insulating layer 240 and the first insulating layer 230 is more reliable, reduce and even avoid the first insulating layer 230 and the The risk that two insulating layers 240 fall off, can be further ensured that the intensity of reliable insulation effect and panel 210.

Optionally, the thickness h 1 of the first insulating layer 230 is more than or equal to 1 millimeter, to guarantee the work of the first insulating layer 230 Make reliability, to reduce the risk that the first insulating layer 230 is cracked with the fragmentation of panel 210, meanwhile, it also contributes to The intensity of panel 210.

The thickness h 1 of first insulating layer 230 is also less than or is equal to 3 millimeters, to guarantee the work of the first insulating layer 230 Make reliability, to reduce the risk that the first insulating layer 230 is cracked with the fragmentation of panel 210, meanwhile, it also contributes to The intensity of panel 210.

The thickness h 1 of first insulating layer 230 can be the arbitrary value more than or equal to 1 millimeter and less than or equal to 3 millimeters, for example, The thickness h 1 of first insulating layer 230 can for 1.0 millimeters, 1.1 millimeters, 1.2 millimeters, 1.3 millimeters, 1.4 millimeters, 1.5 millimeters, 1.6 millimeters, 1.7 millimeters, 1.8 millimeters, 1.9 millimeters, 2.0 millimeters, 2.1 millimeters, 2.2 millimeters, 2.3 millimeters, 2.4 millimeters, 2.5 millis Rice, 2.6 millimeters, 2.7 millimeters, 2.8 millimeters, 2.9 millimeters, 3.0 millimeters, or the numerical value defined by above-mentioned any two numerical value Arbitrary value in range.

It is to be understood that the setting of the first insulating layer 230 will not interfere with the setting of other components in installation space 100a.

The thickness of second insulating layer 240 can be greater than or equal to 0.2 millimeter and be less than or equal to 0.8 millimeter, so that second Insulating layer 240 has good mechanical strength, and can take into account second insulating layer 240 and the first insulating layer 230 and panel 210 Connection reliability.

Second insulating layer 240 with a thickness of 0.2 millimeter and be less than or equal to 0.8 millimeter between arbitrary value, for example, second absolutely The thickness of edge layer 240 can be 0.2 millimeter, 0.3 millimeter, 0.4 millimeter, 0.5 millimeter, 0.6 millimeter, 0.7 millimeter, 0.8 millimeter, or The arbitrary value in numberical range that person is defined by above-mentioned any two numerical value.

Optionally, the area of 240 upper surface of second insulating layer is less than or equal to the area of 230 lower surface of the first insulating layer, In order to the setting of second insulating layer 240.

Of course it is to be appreciated that: the material and thickness of the first insulating layer 230 are not limited to this, the present embodiment herein only It is to illustrate.The material and thickness of second insulating layer 240 are not limited to this, and the present embodiment is merely illustrative herein.

Optionally, second insulating layer 240 is provided with electrothermal layer 220, installation space away from the lower surface of the first insulating layer 230 Power panel 130 is provided in 100a, power panel 130 is electrically connected with electrothermal layer 220, so that control panel 120 is controlled by power panel 130 The working condition of electrothermal layer 220 processed.

Electrothermal layer 220 includes resistance heating element or infrared type heating element.By taking resistance heating element as an example, electricity Resistive heater element can be resistance wire, and resistance wire winding is in electrothermal layer 220；Certainly, resistance heating element can also be used logical Plate body made of the material of electric heat production, wherein the material of energization heat production may include the alloy material of ferritic structure, austenite The alloy material of tissue.In some instances, electrothermal layer 220 can be fixed on panel 210 by the connection type of bonding etc..

Panel 210 may be provided with heating region, and heating region can rounded, rectangle etc.；The upper surface of panel 210 can be with It is provided with the annular mark for identifying heating region, namely the region that annular mark surrounds is heating region, is allowed a user to It is enough to understand and accurately determine heating region.

Correspondingly, orthographic projection of the electrothermal layer 220 on panel 210 is adapted with heating region.For example, when heating region is in When round, electrothermal layer 220 is also rounded；When heating region is in rectangle, electrothermal layer 220 is also in rectangle.

Heating region can at least partly cover electrothermal layer 220, that is, heating region can all cover electrothermal layer 220, or The part of person's heating region covers electrothermal layer 220, to improve heating efficiency.

Wherein, in heating region all covering electrothermal layers 220, the area of heating region can be more than or equal to electrothermal layer 220, electrothermal layer 220 210 lower surface of panel projection can be located at heating region in the projection of 210 lower surface of panel (including It is overlapped).

When the part of heating region covers electrothermal layer 220, when heating region is arranged concentrically with electrothermal layer 220, heating The surface in region is greater than electrothermal layer 220, and projection of the electrothermal layer 220 in 210 lower surface of panel can be located at heating region in panel In the projection of 210 lower surfaces.

Optionally, the heating power of electrothermal layer 220 is more than or equal to 100 watts and is less than or equal to 2200 watts.

Wherein, the maximum heating power of electrothermal layer 220 can be 2200 watts, and minimum heating power can be 100 watts.Electric heating The heating power of layer 220 can adjust in 100 watts to 2200 watts of section, can be realized the heating power to cooking furnace That is the adjustment of heating temperature.

The heating power of electrothermal layer 220 is the arbitrary value between 100 watts to 2200 watts, for example, the heating function of electrothermal layer 220 Rate can be 100 watts, 200 watts, 400 watts, 800 watts, 1600 watts, 2200 watts, or above-mentioned any two numerical value is defined Arbitrary value in numberical range.

In some instances, it can be applied to the size of the voltage of electrothermal layer 220, by controlling to adjust electrothermal layer 220 Heating power.When the voltage for being applied to electrothermal layer 220 is bigger, the heating power of electrothermal layer 220 is also bigger；It is applied to electrothermal layer 220 voltage is got over hour, and the heating power of electrothermal layer 220 is also smaller.

It certainly, can also be by adjusting the heating surface (area) (HS of electrothermal layer 220, to adjust the heating power of electrothermal layer 220.Work as electric heating When the heating surface (area) (HS of layer 220 is bigger, the heating power of electrothermal layer 220 is also bigger；When the heating surface (area) (HS of electrothermal layer 220 is smaller, The heating power of electrothermal layer 220 is also smaller.

Optionally, the thickness h 2 of electrothermal layer 220 is more than or equal to 0.1 millimeter and less than or equal to 1 millimeter, can either guarantee electric heating The connection reliability of layer 220 and panel 210, and can guarantee the functional reliability of electrothermal layer 220.

The thickness h 2 of electrothermal layer 220 is the arbitrary value between 0.1 millimeter to 1 millimeter, for example, the thickness h 2 of electrothermal layer 220 It can be 0.1 millimeter, 0.2 millimeter, 0.3 millimeter, 0.4 millimeter, 0.5 millimeter, 0.6 millimeter, 0.7 millimeter, 0.8 millimeter, 0.9 milli Arbitrary value in rice, 1.0 millimeters, or the numberical range that is defined by above-mentioned any two numerical value.

Optionally, the area of 230 lower surface of the first insulating layer is greater than or equal to upper table of the electrothermal layer 220 towards panel 210 The area in face, electrothermal layer 220 and panel 210 is completely separated, further avoid the risk of user's electric shock.

Optionally, the area of 240 lower surface of second insulating layer is greater than or equal to upper table of the electrothermal layer 220 towards panel 210 The area in face, electrothermal layer 220 and panel 210 is completely separated, further avoid the risk of user's electric shock.

Optionally, at least two electrodes 221 are provided on glass panel 210 or electrothermal layer 220 so that electrothermal layer 220 with Other electrical parts such as power panel 130 is electrically connected.That is, electrode 221 can be set up directly on the lower surface of glass panel 210, or Person's electrode 221 may be provided at the lower surface of electrothermal layer 220, so that electrothermal layer 220 is electrically connected by electrode 221 with power panel 130. Wherein, the quantity of electrode 221 can be two or more；When the quantity of electrode 221 is more than two, there is part electric Pole 221 is electrically connected for electrothermal layer 220 with other electrical parts.

In the present embodiment, electrode 221 may be provided at ipsilateral namely two pairings of glass panel 210 or electrothermal layer 220 Spacing between the interval of electrode 221 setting used and two electrodes 221 is smaller；Alternatively, same pair of two electrodes 221 can be set respectively It sets in opposite two sides.

Optionally, the thickness of electrode 221 is more than or equal to 0.3 millimeter and less than or equal to 2 millimeter, can either guarantee electrode 221 With the connection reliability of glass panel 210 or electrothermal layer 220, and it can guarantee the functional reliability of electrode 221.

Electrode 221 with a thickness of the arbitrary value between 0.3 millimeter to 2 millimeters, for example, the thickness of electrode 221 can be 0.3 Millimeter, 0.4 millimeter, 0.5 millimeter, 0.6 millimeter, 0.7 millimeter, 0.8 millimeter, 0.9 millimeter, 1.0 millimeters, 1.1 millimeters, 1.2 millimeters, 1.3 millimeters, 1.4 millimeters, 1.5 millimeters, 1.6 millimeters, 1.7 millimeters, 1.8 millimeters, 1.9 millimeters, 2.0 millimeters, or be above-mentioned The arbitrary value in numberical range that meaning two values are defined.

Optionally, electrode 221 can be made of conductive metal, so that electrode 221 has good conductive property and machinery is strong Degree.Electrode 221 may include following at least one: conductive column, the conductive column made of aluminum being made of copper.Illustratively, electrode 221 include it is multipair when, one pair of them include two electrodes 221, with to electrode 221 can be identical conductive column, it is different pairs of Electrode 221 can use same or different conductive column.By taking electrode 221 is two pairs as an example, one pair of them may include two The conductive column being made of copper, another pair may include two conductive columns made of aluminum.Wherein, conductive column is along the transversal of its axial direction Face can be circle, ellipse, rectangle etc..

Optionally, electrothermal layer 220 is additionally provided at least one layer of third insulating layer, Yi Mian electricity away from the lower surface of panel 210 Other electrical parts short circuit in thermosphere 220 and installation space 100a, to guarantee the functional reliability of electrothermal layer 220, guarantees to cook It prepares food the heating reliability of stove.Wherein, third insulating layer can be formed by following insulating materials: ink, quartz, mica, ceramics etc..

Optionally, third insulating layer is more than or equal under electrothermal layer 220 towards the area of the upper surface of electrothermal layer 220 The area on surface, to further avoid other electrical parts short circuit in electrothermal layer 220 and installation space 100a, to guarantee electric heating The functional reliability of layer 220, guarantees the heating reliability of cooking furnace.

Optionally, electrothermal layer 220 is provided with thermal insulation layer away from the surface of panel 210 namely the lower surface of electrothermal layer 220 is set It is equipped with thermal insulation layer, in case the heat of electrothermal layer 220 is passed down to the components such as power panel 130, so as to guarantee electrothermal layer 220 The functional reliability of the components such as the power panel 130 of lower section.

By the way that electrothermal layer 220 is arranged, when user needs use to heat the cooking apparatus such as ceramics, glass, copper aluminium, 220 energization heat production of electrothermal layer can be controlled, the heat transfer that electrothermal layer 220 generates is to the cooking apparatus placed on glass panels Such as cookware, to realize the heating to cooking apparatus such as ceramics, glass, copper aluminium.

Optionally, coil panel 110 is additionally provided in installation space 100a, coil panel 110 is electrically connected with power panel 130, electricity Source plate 130 distinguishes position coil panel 110 and the power supply of electrothermal layer 220 namely control panel 120 and distinguishes control coil by power panel 130 Disk 110 and electrothermal layer 220 work independently.

Wherein, the orthographic projection on 110 panel 210 of coil panel is respectively positioned in heating region.

Correspondingly, cooking furnace is also provided with control switch, and control switch is controlled for being electrically connected with control panel 120 The control signal for receiving user's input is switched, so that control panel 120 controls the work shape of cooking furnace according to control instruction State.

Wherein, the working condition of cooking furnace includes: electrothermal layer heating, coil panel heating, stops heating, heating temperature (power), heating duration etc..Wherein, control switch may be provided on panel 210 or be arranged on bottom case 100.Control switch It can be touch panel, knob, key etc..

In the present embodiment, when user needs the cookwares such as ceramics, glass to be heated using cooking furnace, can pass through control System switch starts electrothermal layer 220 to heat to cookware；It is higher using magnetic conductivity to iron pan etc. using cooking furnace in user Material made of cookware when being heated, can be started by control switch electrothermal layer 220 and/or coil panel 110 to cookware into Row heating.

In the present embodiment, it is provided with the cooking furnace of electrothermal layer 220 and coil panel 110, there is multiple-working mode, function It is richer, it can adapt to more cookwares and scene, frequency of use with higher.

In addition, since the temperature in bottom case 100 is excessively high, being unfavorable for one in bottom case 100 in the course of work of cooking furnace The performance of a little electrical components such as coil panel, IGBT etc..Therefore, dissipating for radiating and cooling is also provided in installation space 100a Hot-air fan 140；Radiator fan 140 can be fixed on bottom case 100 by the modes such as being clamped, being fastenedly connected.

Correspondingly, ventilation opening is also provided on bottom case 100, radiator fan 140 is inhaled external air by ventilation opening Enter, the hybrid concurrency heat in bottom case 100 of the high-temperature gas in external air and bottom case 100 is conducted, and mixed gas can It is discharged from the ventilation opening of bottom case 100, to drive a part of heat in bottom case 100, achievees the purpose that radiating and cooling.

Wherein, to improve heat dissipation effect, ventilation opening may include the air inlet for entering installation space 100a for outside air And the air outlet for the air outflow in installation space 100a；It is different that air inlet and air outlet can be separately positioned on bottom case 100 Position on.

By taking bottom case 100 is in rectangle as an example, in some instances, air inlet and air outlet can be separately positioned on 100 phase of bottom case In adjacent two side walls；In other examples, air inlet and air outlet can be separately positioned on two sides opposite on bottom case 100 On wall.Certainly, the set-up mode of air inlet and air outlet is not limited to this, and the present embodiment is merely illustrative herein.

In the present embodiment, control panel 120 may be provided at the edge of installation space 100a, so that control panel 120 and coil There is biggish distance, radiator fan 140 can be arranged close to control panel 120, and coil panel 110 may be provided at installation between disk 110 The middle part of space 100a or coil panel 110 may be provided to be deviateed in installation space 100a along the direction far from control panel 120 Portion's setting, power panel 130 may be provided between control panel 120 and coil panel 110.

In addition, electrothermal layer 230 can have multiple mutually independent parts in the present embodiment, control panel 120 can control respectively The working condition of each section, to adjust the heating power or heating surface (area) (HS of electrothermal layer 230.

Similarly, coil panel 110 also can have multiple mutually independent parts, and control panel 120 can control each portion respectively The working condition divided, to adjust the heating power or heating surface (area) (HS of coil panel 110.

In addition, in addition, sensor 160 is generally additionally provided in installation space 100a to improve culinary art effect, with detection Heating temperature adjusts the working condition of cooking furnace convenient for control panel 120 according to heating temperature.Wherein, sensor 160 is generally set It sets in the downside of 210 heating region of panel, correspondingly, on electrothermal layer 220 is then provided with the evacuation for avoiding sensor 160 Hole, to guarantee the accuracy of 160 testing result of sensor.

Heating stove is additionally provided with power supply line 150, and power supply line 150 with external power supply for connecting, so that external power supply energy Enough electric energy is provided for cooking furnace.

It should be understood that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section " " following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than Second feature.

In addition, in the present invention unless specifically defined or limited otherwise, term " installation ", " connects " connected " Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be directly connected, the connection inside two elements or two elements can also be can be indirectly connected through an intermediary Interaction relationship.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be Concrete meaning in utility model.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot Structure, material or feature are contained at least one embodiment or example of the disclosure.In the present specification, to above-mentioned term Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description Point can be combined in any suitable manner in any one or more of the embodiments or examples.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of cooking furnace, comprising: bottom case (100) is provided with panel (210), the bottom case at the top of the bottom case (100) (100) it is enclosed between panel (210) installation space (100a)；It is characterized in that, the panel (210) is towards installation space The lower surface of (100a) is provided with the first insulating layer (230), and first insulating layer (230) is deviated under the panel (210) Surface is provided with second insulating layer (240).

2. cooking furnace according to claim 1, which is characterized in that first insulating layer (230) include it is following at least It is a kind of: insulating oil layer of ink, quartz insulator layer, mica insulation layer, ceramic insulating layer；

And/or the second insulating layer (240) includes following at least one: insulating oil layer of ink, quartz insulator layer, mica insulation Layer, ceramic insulating layer.

3. cooking furnace according to claim 2, which is characterized in that first insulating layer (230) and second insulating layer (240) one in includes insulating oil layer of ink, another includes following at least one: quartz insulator layer, mica insulation layer, ceramics Insulating layer；

Alternatively, first insulating layer (230) and second insulating layer (240) include insulating oil layer of ink.

4. cooking furnace according to claim 1-3, which is characterized in that the thickness of first insulating layer (230) Degree is more than or equal to 1 millimeter；

And/or the thickness of first insulating layer (230) is less than or equal to 3 millimeters；

And/or the area of second insulating layer (240) lower surface is less than or equal to the first insulating layer (230) upper surface Area.

5. cooking furnace according to claim 1-3, which is characterized in that the second insulating layer (240) is deviated from The lower surface of first insulating layer (230) is provided with electrothermal layer, is provided with power panel in the installation space (100a) (130), the power panel (130) is electrically connected with the electrothermal layer.

6. cooking furnace according to claim 5, which is characterized in that the area of the first insulating layer (230) lower surface More than or equal to the electrothermal layer towards the area of the upper surface of the panel (210)；

And/or the area of second insulating layer (240) lower surface is greater than or equal to the electrothermal layer towards the panel (210) The area of upper surface；

And/or at least two electrodes (221) are provided on the electrothermal layer.

7. cooking furnace according to claim 5, which is characterized in that the electrothermal layer deviates under the panel (210) Surface is additionally provided at least one layer of third insulating layer.

8. cooking furnace according to claim 7, which is characterized in that the third insulating layer is towards the upper of the electrothermal layer The area on surface, more than or equal to the area of the electrothermal layer lower surface.

9. cooking furnace according to claim 5, which is characterized in that be additionally provided with coil in the installation space (100a) Disk (110), the coil panel (110) are electrically connected with the power panel (130), power panel (130) the difference position coil Disk (110) and electrothermal layer power supply.

10. cooking furnace according to claim 9, which is characterized in that the panel (210) has heating region, described The orthographic projection of coil panel (110) and electrothermal layer on the panel (210) is respectively positioned in the heating region.