CN2222866Y - Energy-saving evenly heating equipment - Google Patents

Abstract

The utility model relates to an energy-saving evenly heating device. A reflecting surface is attached to an inner liner of a hollow elliptic ball body, and a heating source in one focal position of the inner liner of the elliptic ball body can heat a heated object positioned in the other focal position through the reflection effect of the reflecting surface. The utility model is mainly used for energy saving and even heating.

Description

A kind of energy-conservation even firing equipment

The utility model belongs to firing equipment.

At present, be used for equipment that object is evenly heated, conclusion is got up, mainly contain following three kinds of technology: first: be to adopt thermal source relatively is set around heated object, for example: in general electric oven, upper heater and two heating element heaters of following heater at least just are housed, are installed in the top and bottom of inner chamber respectively, form " face fire " and " fire in a stove before fuel is added "; In high-grade electric oven, the side of also being everlasting installs heating additional.And make the heat of each thermal source arrival heating object equal substantially, thereby realize evenly heating; Second: known technology is to force mode of heating, and the heat that is produced by electrothermal tube is by the powerful stirring action of centrifugal blower, thus in closed container, form rotating scorching hot air-flow make heating object up and down around thermally equivalent; Also having the third technology is that thermal source is evenly heated with the mode that heating object rotates relative to average rate.

The above prior art of enumerating, shortcomings of various degrees all, for example: in around heating object a plurality of thermals source are set accordingly, compare, not only obviously strengthening manufacturing cost with single thermal source, and not energy-conservation; And the even mode of heating of employing heat wave stove formula owing to adopted movable blower fan, is compared with the firing equipment of no blower fan, and not only cost increases, and functional reliability also will be determined by fan performance; Make thermal source and the even mode of heating that heating object rotates relative to average rate as for the third class, also have relatively difficulty of realization, cost is higher, controls shortcomings such as difficult.

In order to overcome the shortcoming of above even mode of heating, the utility model provides a kind of simple structure, the energy-conservation device for homogenous heating that the thermal efficiency is high.

Maximum characteristics of the present utility model are to have utilized " ellipse spheroid bifocus principle of reflection ", as everyone knows, ellipse has bifocus, light that is sent by one of them focus or heat radiation etc. are material similarly, after oval inner face reflection, it is burnt evenly to compile collection in another focal position; In like manner, rotate in the hollow oval ball that forms around transverse or minor axis by ellipse, from being positioned at the heating source on one of them focal position, for example light source, infrared source, microwave source etc. have similar reflection characteristic, the light that heat medium sent or heat radiation and microwave source etc. can be realized the even heating to heating object such as light source or heat radiation or microwave source etc. in another focus collection Jiao's principle.Because the utility model has adopted the burnt mode of heating of special hollow oval ball reflection collection, thereby have heat energy and concentrate, heat energy is even, thereby realizes energy-conservation, evenly heating or concentrate the technical purpose of heating.

As shown in Figure 1,1 is the oval ball shell, and 2 for being attached to the high reflective reflecting surface of reflectivity on 1, then by the light that light source sent that is positioned at focus 3, after the reflecting surface reflection, can collect burnt on another focus 4 positions.Because the effect of reflecting surface, the light that focus 3 is sent, can evenly compile in another focus 4 positions, thereby realize utilizing a light source on focal position of oval ball inner bag, an oval ball reflecting surface, do not have movable part ground, realize the energy-conservation even reflection heating of the heating object on another focal position.

In like manner, heat radiation (as infrared ray) or microwave radiation etc. also have same reflectivity properties.That is to say,, after reflecting surface 2 reflective thermal radiations or microwave radiation that are attached in the oval ball shell 1, be positioned at the heating object on another focus 4 so, will be subjected to the reflection heating equably if heat radiation or microwave radiation source are placed on the focus 3.Certainly, make light source or heat radiation (microwave radiation source) as much as possible to around the spherical emission and the oval ball reflecting surface of standard as far as possible, and make heated object and light source and heat radiation (microwave radiation) source be in focus as far as possible and make heating source and the supporter of heating object tiny as far as possible, more can improve it and evenly add thermal effect.

This shows that technical essential of the present invention has three:

First: the shell of this device is to have bifocal oval ball; Second: oval ball hollow, inner casing surface possess the reflecting surface of energy reverberation or similar heat mediums such as heat radiation or microwave radiation; The 3rd: light source, thermal source, microwave source etc. place a focal position of oval ball, and heating object is placed in another focal position, certainly, and for fully realizing technical purpose of the present invention also needing various connections, additional mechanism providing additional operations such as bracing or strutting arrangement and temperature control.Because the device for homogenous heating range of application that present technique provided is vast, promptly can be used for for example electric oven of household electrical appliance, micro-wave oven etc. also can be used for industrial energy-conservation even firing equipment or the like.So below use embodiment, further specify, but the present invention is not limited in following examples.Embodiment one: can be used as the electric oven that can evenly heat and use, shown in accompanying drawing two (being the device profile), outside whole device among the shell 1, be fixed with the oval ball inner bag 2 of hollow, surface, inside at oval ball 2 evenly is coated with reflecting surface 3, support bar 6 support fixation that are fixed on it are arranged on a focal position among the oval ball inner bag 2, can spherically distribute thermal-radiating infrared heater 4; Be the baking tray 5 of placing heating object on another focal position relative with focus 4 in oval ball inner bag 2, it is fixed by the support bar 7 that is fixed on the oval ball inner bag 2; The 8th, the controller of whole device is made up of switch 13 and attemperating unit 14 and timed unit 15, is positioned on the crust of the device 1; Between crust of the device 1 and oval ball inner bag 2, be to increase the thermal efficiency, but filled heat insulating material 9 also, observation window 12 is positioned at the device upper right quarter, and promptly available transparent material is made, and also can be used as passage, open wide rotation, make it to be convenient to observe from the outside heated condition or ventilation.In addition, also be provided with door 10, enable to place easily or take out heating object in this device front.Consider evaporation moisture content or other volatile substance that can occur in the actual heated condition, can also passage aisle 16 be set, do passing away or gravity-flow ventilation, be blown into, discharge by steam vent by the left side in device lower-left side.In addition, also with leg 11 and common electrical baking box ratio, the energy-conservation even heating electric oven in the present embodiment is not only energy-conservation, can realize the even heating to object better on shell 1, concentrates heating, thermal efficiency height, and also actual cured effect will be more superior.

Specifically, present embodiment supports 4 support bar 6, the casing that supports baking tray 5 support bars 7, door 10, insulation material 9, leg 11, observation fenestra 12 and be made up of the controller 8 that switch 13 and attemperating unit 14 and timed unit 15 etc. are formed by crust of the device 1, and by infrared electric heating device 4 and hollow oval ball inner bag 2, reflecting surface 3 is formed.

Crust of the device can be made of cold-reduced sheet, outer surface is sprayed baking vanish behind the various colors, but also other surperficial landscaping treatments, and shell can also be divided into top board, panel, biside plate, back shroud, backing board and suppresses respectively, and then the assembly unit connection, constitute an integral body.The oval ball inner bag also can also can adopt burst compacting assembling with material manufacturings such as cold-reduced sheet or aluminium alloys, can adopt bright chromium plating to handle, and also can spray or the thermal-radiating material composition of other high reflectances of liner reflecting surface.Certainly, reflecting surface is level and smooth as far as possible, must keep the geometry of oval ball inner bag as far as possible, promptly makes the arbitrary tangent of doing through major axis at the oval ball inner bag be standard ellipse, adds thermal effect fully to guarantee reflective energy-saving.Thereby, make the infrared electric heating device of a focus all concentrate the heating object that is reflected on another focal position to the heat energy of inner bag radiation, for example on the food, thereby realize from around the even heating heating object of reflection.Electric oven in the present embodiment can leave air blanketing between shell and inner bag, improve heat insulation effect, also can be at the interlayer filled heat insulating material, and insulation material such as alumina silicate fibre for example is to improve the thermal efficiency of electric oven more.For making chamber door when shutting, can be adjacent to panel, can adopt extension spring or torsion spring tensioning mechanism, be added with adiabatic leg in bottom of device in addition, make casing and supporter surface that one segment distance be arranged, prevent supporting surface roasting bad.

Heating can adopt infrared type electric heating heating element heater, as shapes such as spherosome, lamp shape or tubuloses.Heating wire for example is housed therein, the protective cover of spherical shape on outer cover again, protective cover can be made of materials such as stainless steels, and the far infrared coating material is coated on the surface thereon, to realize utilizing far infrared radiation evenly to heat.

The temp-controlling element of this device can adopt general bimetal temperature control device to control temperature, regulates by the knob that case is outer.Timer also can adopt the timer of general electric oven, for example clockwork feed formula timing mechanism control or the like.

Electric oven in the present embodiment can adopt the manufacturing technology and the general part of common electrical baking box as far as possible, major different is: the electric oven in the present embodiment is because inner bag adopts oval ball hollow, high reflectance, so can make an infrared electric heating radiation source that is positioned at one of them focus place of oval ball inner bag evenly concentrate the reflection heating as much as possible to the heating object that is positioned at another focus.

Embodiment two: similar with embodiment one.The main distinction is that heating source is different different with the reflex of reflecting surface, i.e. heating source in the present embodiment, and radiation source is heating sources such as strong microwave of penetrance or far infrared, and heating source is positioned on one of them focus of oval ball inner bag; Reflecting surface is microwave reflection or far infrared efficiently, and heating object still is in another focal position.

Utilize the high penetration heating character of microwave or far infrared, suitably control its heating-up temperature with attemperating unit, for example can make device evenly heating under low-temperature condition, just present embodiment can be applied to refrigerator and freeze thing and thaw, make it to become refrigerator frozen goods Unfreezing apparatus or the like.

In sum, the present technique device compared with prior art, owing to adopt the single heating source to replace a plurality of heating source heating and the burnt heating of employing reflecting surface reflection collection, and can be without movable part, main heating arrangement is simple, thereby has that cost is lower, efficient energy-saving, evenly heats advantages such as effective.

Claims (4)

1, a kind of energy-conservation even firing equipment, it comprises oval ball inner bag, reflecting surface, casing, heating source, it is characterized in that on the oval ball inner bag 1 of hollow with reflecting surface 2, and, heating source is positioned at the position with bifocal oval ball inner bag 1 one of them focus 3, and heating object is then placed in another focus 4 positions.

2, energy-conservation even firing equipment according to claim 1 is characterized in that the heating source 3 among the oval ball inner bag 1 of hollow is light source, on reflecting surface 2 are reflective surfaces.

3, energy-conservation even firing equipment according to claim 1 is characterized in that the heating source 3 among the oval ball inner bag 1 of hollow is infrared source, and reflecting surface 2 can reflective thermal radiations.

4, energy-conservation even firing equipment according to claim 1 is characterized in that the heating source 3 among the oval ball inner bag 1 of hollow is the heating using microwave source, and reflecting surface can the microwave reflection radiation.

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