CN2206908Y

CN2206908Y - Multifunction electric saving furnace with temp. regulation and thermal insulation

Info

Publication number: CN2206908Y
Application number: CN 94236912
Authority: CN
Inventors: 汪定火
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-07-27
Filing date: 1994-07-27
Publication date: 1995-09-06
Anticipated expiration: 2004-07-27

Abstract

The utility model relates to a multifunction electric saving furnace with temperature regulation and thermal insulation, comprising a body case composed of an outer case and an inner case which are arranged at the upper part and a bottom case connected with the outer case, an electric furnace disc arranged in the body case, a flat chassis connected in the body case, a thermal insulation material layer arranged between the electric furnace disc and the flat chassis, a heating wire whose two ends are connected with a power supply line in the electric furnace disc, a continuous stepless temperature regulation device connected in series on the power supply line and arranged in the bottom case, a double-layer insulating sleeve sheathed at the upper end of the body case in a moving way, etc. The utility model has the advantage of simple structure, stably placing cooking-vessels whose bottoms are of different shapes, having good thermal insulation effect, and saving 60%-70% of electricity.

Description

Multifunction electric saving furnace with temp. regulation and thermal insulation

The utility model belongs to a kind of domestic burners or kitchen range with the electric energy heating, and particularly a kind of temperature adjustment insulation multifunctional power saving stove is the improvement of Chinese patent 93238324.6.

Existing electric heater, generally form by shell, electric furnace pan, heating wire and thermosistor etc., electric furnace pan is near metal shell, thermal losses is many, and the thermal efficiency is low, and the liquid that overflows in the cooking-vessel easily causes outer casing electrification, use more dangerous, thermosistor generally adopts the resistance thermosistor of the different resistance resistance of serial connection on the heating wire, and energy loss is big, and adjustable temperature is limited.Chinese patent 93238324.6 discloses a kind of rising tune temperature and has transferred the heat-retaining electricity-saving stove, form by shell, electric furnace pan, heating wire and thermosistor etc., it is characterized in that shell comprises the casing that the double-deck cylinder in the end and its underpart are arranged that is equipped with adiabator layer, the electric furnace pan bottom is provided with the electric furnace pan lowering or hoisting gear that is made of fore-set, sleeve pipe and screw rod etc., regulate the height of electric furnace pan by regulating lowering or hoisting gear, to be applicable to the cooking-vessel of different bottom shapes; Because adopt lowering or hoisting gear to regulate the height of electric furnace pan, and lifting device structure is complicated, its production, installation are inconvenient, it is more dumb that electric furnace uses the back to regulate for a long time.

The purpose of the utility model is intended to overcome above-mentioned deficiency of the prior art, provides a kind of power savings better, regulates the temperature adjustment insulation multifunctional power saving stove of electric furnace pan height with the cooking-vessel of suitable different bottom shapes by changing shell upper end height.

Content of the present utility model is: a kind of temperature adjustment insulation multifunctional power saving stove, comprise housing, and adiabator layer, electric furnace pan is arranged in the heating wire that the electric furnace pan two ends are connected to power line, is serially connected in the thermosistor on the power line, it is characterized in that:

Housing is by superposed shell (1), inner casing (2) and drain pan (5) formation that is positioned at the bottom and connects with shell (1), there is the edge outwards routed up inner casing (2) upper end and connects with shell (1), all there are the edge inwardly routed up or uniform one group of coupling block (12) in the lower end of shell (1) and inner casing (2), shell (1) is built-in with flat chassis (6) and connects by bolt (15) with the edge of inwardly routing up or one group of coupling block (12) of shell (1) and inner casing (2), electric furnace pan (3) is arranged at upper end in the inner casing (2), between shell (1) and the inner casing (2), be provided with adiabator layer (4) and (16) between electric furnace pan (3) and the flat chassis (6).The transverse cross-sectional shape of shell (1), inner casing (2), drain pan (5) can be corresponding circle, square, other polygon formation similar shape.

Thermosistor (18) is arranged in the drain pan (5), also is provided with the supply socket (13) that connects with the power line of heating wire on the drain pan (5).During use, by supply socket (13) and power supply UNICOM.

Also comprise a double-layer heat insulation cover (7) that can be actively socketed on shell (1) and inner casing (2) upper end, when housing upper end can not the stable support cooking-vessel, can use double-layer heat insulation cover (7), and can prevent that liquid overflows to electric furnace pan (3) in the cooking-vessel.

The utility model content can also comprise the muff (17) of an internal diameter less than double-layer heat insulation cover (7).During use, muff (17) is enclosed within the double-layer heat insulation cover (7), is used to place the less cooking-vessel of external diameter, and prevents that effectively liquid in container from overflowing to electric furnace pan (3).

Drain pan in the utility model content (5) bottom can be connected with bottom (14) and be symmetrically installed with 3 legs (10) on bottom (14).Make the utility model globality and appearance better.

Can there be bolt or pin rod to connect between electric furnace pan described in the utility model content (3) and the flat chassis (6).Promptly connect by bolt or pin rod, make electric furnace pan (3) spacing, avoid electric furnace pan (3) disengaging in transportation or moving process at the center of electric furnace pan (3) with flat chassis (6).

Electric furnace pan in the utility model content (3) is outer can be surrounded by protective cradle.Can and be attached to 2 metal derbies that electric furnace pan (3) bottom intersects by the annulus that wraps in electric furnace pan (3) periphery and constitute or the like, disintegrate in order to prevent electric furnace pan (3) back of breaking.

Thermosistor described in the utility model content (18) is by K switch, controllable silicon CT, capacitor C, resistance R ₁, R ₂, potentiometer W, diode D ₁With single control diac D ₂Form; 1 termination power phase line of K switch and controllable silicon CT anode, 2 termination controllable silicon CT negative electrodes, controllable silicon CT anode and heating wire one end link, and controllable silicon CT anode passes through resistance R ₁The diode D of Lian Jieing forward ₁Connect the end of potentiometer W, the single control diac D of the controllable silicon CT control utmost point by forward connecting ₂And resistance R ₂Connect the other end of potentiometer W, the two ends of capacitor C connect the anode and the control utmost point of controllable silicon CT respectively.

One group of coupling block (12) described in the utility model content can be equally distributed 3～10 coupling blocks (12).

Shell described in the utility model content (1) be or/and can symmetry connect a pair of stove ear (19) on the outer peripheral face of double-layer heat insulation cover (7), so that the moving of the picking and placeing of double-layer heat insulation cover (7), electric furnace body.

Compared with prior art, the utlity model has following characteristics:

(1) between shell 1 and the inner casing 2, adiabator layer all is set between electric furnace pan 3 and the flat chassis 6, can improve the heat-insulating property of electric furnace greatly, heat up rapidly, heat is difficult for scattering and disappearing, and still can be incubated the long period after the outage;

(2) economize on electricity is obviously compared with existing normal domestic use electric furnace, can economize on electricity 60～70%;

(3) at housing upper end pivot bush unit double-layer heat insulation cover 7, can stablize and be placed on the cooking-vessel that placement can not be stablized in housing upper end, and has an insulation, (liquid that overflows from cooking-vessel flows to outside the electric furnace above double-layer heat insulation cover 7 anti-overflow, and can not overflow to electric furnace pan 3) effect, when using the less cooking-vessel of external diameter, can also re-use muff 17, make the utility model both have insulation, the function of stepless temperature regulating, can use the cooking-vessel of different bottom shapes again, can moltenly steam, boil, stew, quick-fried, fry and warm oneself multi-functionally, use freely in a stove;

(4) simple in structure, to produce easily, cost is low, and safety easy to use is attractive and durable, design maximum capacity 2500W.

Fig. 1 is the utility model example structure schematic diagram;

Fig. 2 is that double-layer heat insulation overlaps 7 main TV structure schematic diagrames among Fig. 1;

Fig. 3 is the vertical view of Fig. 2;

Fig. 4 is inner casing 2 main TV structure schematic diagrames among Fig. 1;

Fig. 5 is the vertical view of Fig. 4;

Fig. 6 is shell 1 a main TV structure schematic diagram among Fig. 1;

Fig. 7 is the vertical view of Fig. 6;

Fig. 8 is muff 17 structural representations;

Fig. 9 is the utility model embodiment electrical schematic diagram.

Among the figure: 1-shell, 2-inner casing, 3-electric furnace pan, 4-adiabator layer, the 5-drain pan, 6-flat chassis, 7-double-layer heat insulation cover, the 8-indicator lamp, 9-potentiometer knob, 10-leg, the 11-heating wire, 12-coupling block, 13-supply socket, the 14-bottom, 15-bolt, 16-adiabator layer, the 17-muff, 18-thermosistor, 19-stove ear.

Be an embodiment of the present utility model below:

Referring to each accompanying drawing.A kind of temperature adjustment insulation multifunctional power saving stove comprises housing, adiabator layer, spill electric furnace pan 3 is arranged in the heating wire 11(2000W that electric furnace pan 3 two ends are connected to power line), be serially connected in the thermosistor 18 on the power line, double-layer heat insulation cover 7 etc.Housing is by superposed shell 1, inner casing and be positioned at the bottom and constitute with the drain pan 5 of shell 1 by screw attachment, there is the edge outwards routed up inner casing 2 upper ends and connects (also can be shell 1 edge that inwardly turns over is arranged and connect with inner casing 2) with shell 1, all there are 6 the uniform coupling blocks 12 that inwardly turn over the lower end of shell 1 and inner casing 2, and shell 1 is built-in with flat chassis 6 and is fixedly connected by bolt 15 with the coupling block 12 of shell 1 and inner casing 2; Electric furnace pan 3 is arranged at upper end in the inner casing 2, between shell 1 and the inner casing 2, be provided with adiabator layer 4 and 16 between electric furnace pan 3 and the flat chassis 6; Drain pan 5 is provided with the supply socket 13 that connects with the power line of heating wire; Drain pan 5 bottoms can be connected with bottom 14 and be symmetrically installed with 3 legs 10 on bottom 14; There is pin rod to connect (pin rod passes electric furnace pan 3, an end pin joint on flat chassis 6) between electric furnace pan 3 and the flat chassis 6; Double-layer heat insulation cover 7 is actively socketed on shell 1 and inner casing 2 upper ends, can symmetry connect a pair of stove ear 19 on the outer peripheral face of double-layer heat insulation cover 7; Thermosistor 18 is arranged in the drain pan 5, thermosistor 18 electric routing switch K, controllable silicon CT(3CT20), capacitor C (10.47 μ F), resistance R ₁(2.5K Ω), R ₂(1.5K Ω), potentiometer W(1W470K Ω), diode D ₁(1N53P2) with single control diac D ₂(D83) form, 1 termination power phase line of K switch and controllable silicon CT anode, 2 termination controllable silicon CT negative electrodes, controllable silicon CT anode and heating wire one end link, and controllable silicon CT anode passes through resistance R ₁The diode D of Lian Jieing forward ₁Connect the end of potentiometer W, the single control diac D of the controllable silicon CT control utmost point by forward connecting ₂And resistance R ₂Connect the other end of potentiometer W, the two ends of capacitor C connect the anode and the control utmost point of controllable silicon CT respectively, and circuit is arranged on the printed circuit board (PCB), and K switch and potentiometer W knob 9 are connected on drain pan 5 walls and are positioned at outside the drain pan 5.

During use,, determine whether to use double-layer heat insulation cover 7 and muff 17 according to the bottom shape and the external diameter of cooking-vessel; Connect the 220V AC power by supply socket 13, the alternating current all-wave obtains utilizing, and heating wire 11 generates heat immediately, and when needs were turned down temperature, just K switch was swung to 2 ends, and rotational potentiometer W knob 9 changes potentiometer W resistance, and alternating current is through resistance R ₁Current limliting, diode D ₁Forward conduction, potentiometer W adjusts, again through resistance R ₂With single control diac D ₂Trigger, the trigger impulse electric current of different sizes is provided for controllable silicon CT, can realize stepless temperature-regulating.

The utility model is not limited to this embodiment, and good result can be implemented and have to the utility model content all.

Claims

1, a kind of temperature adjustment insulation multifunctional power saving stove comprises housing, adiabator layer, and electric furnace pan is arranged in the heating wire that the electric furnace pan two ends are connected to power line, is serially connected in the thermosistor on the power line, it is characterized in that:

Housing is by superposed shell (1), inner casing (2) and drain pan (5) formation that is positioned at the bottom and connects with shell (1), there is the edge outwards routed up inner casing (2) upper end and connects with shell (1), all there are the edge inwardly routed up or uniform one group of coupling block (12) in the lower end of shell (1) and inner casing (2), shell (1) is built-in with flat chassis (6) and connects by bolt (15) with the edge of inwardly routing up or one group of coupling block (12) of shell (1) and inner casing (2), electric furnace pan (3) is arranged at upper end in the inner casing (2), between shell (1) and the inner casing (2), be provided with adiabator layer (4) and (16) between electric furnace pan (3) and the flat chassis (6);

Thermosistor (18) is arranged in the drain pan (5), also is provided with the supply socket (13) that connects with the power line of heating wire on the drain pan (5);

Comprise that also one can be actively socketed on and the double-layer heat insulation cover (7) of shell (1) with inner casing (2) upper end.

2, by the described temperature adjustment insulation of claim 1 multifunctional power saving stove, it is characterized in that to comprise the muff (17) of an internal diameter less than double-layer heat insulation cover (7).

3, by claim 1 or 2 described temperature adjustment insulation multifunctional power saving stoves, it is characterized in that drain pan (5) bottom can be connected with bottom (14) and be symmetrically installed with 3 legs (10) on bottom (14).

4,, it is characterized in that to have bolt or pin rod to connect between electric furnace pan (3) and the flat chassis (6) by claim 1 or 2 described temperature adjustments insulation multifunctional power saving stoves.

5, by claim 1 or 2 described temperature adjustment insulation multifunctional power saving stoves, it is characterized in that to be surrounded by protective cradle outside the electric furnace pan (3).

6, by claim 1 or 2 described temperature adjustment insulation multifunctional power saving stoves, it is characterized in that thermosistor (18) by K switch, controllable silicon CT, capacitor C, resistance R ₁, R ₂, potentiometer W, diode D ₁With single control diac D ₂Form, the I termination power phase line of K switch and controllable silicon CT anode, 2 termination controllable silicon CT negative electrodes, controllable silicon CT anode and heating wire one end link, and controllable silicon CT anode passes through resistance R ₁The diode D of Lian Jieing forward ₁Connect the end of potentiometer W, the single control diac D of the controllable silicon CT control utmost point by forward connecting ₂And resistance R ₂Connect the other end of potentiometer W, the two ends of capacitor C connect the anode and the control utmost point of controllable silicon CT respectively.

7, by claim 1 or 2 described temperature adjustment insulation multifunctional power saving stoves, it is characterized in that described one group of coupling block (12) can be equally distributed 3～10 coupling blocks (12).

8, by claim 1 or 2 described temperature adjustment insulation multifunctional power saving stoves, it is characterized in that described shell (1) or/and can symmetry connect a pair of stove ear (19) on the outer peripheral face of double-layer heat insulation cover (7).