CN2154414Y

CN2154414Y - Temp. adjusting, thermal, electric saving furnace

Info

Publication number: CN2154414Y
Application number: CN 93238324
Authority: CN
Inventors: 汪定火
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-03-09
Filing date: 1993-03-09
Publication date: 1994-01-26
Anticipated expiration: 2003-03-09

Abstract

The utility model relates to a lifting and temperature adjusting electric saving furnace, comprising an outer shell, an electric furnace plate, a heating wire, and a temperature regulator. The utility model is characterized in that the outer shell comprises a double-layer cylinder with a bottom and a heat-insulating material layer and a box body arranged at the lower part of the double-layer cylinder with a bottom; an electric furnace plate lifting device composed of a pushing column, a sleeve pipe, and a screw bolt is arranged at the bottom of the electric furnace plate so as to apply to cooking-vessels of different shapes; the temperature regulator is composed of a switch K, a silicon controlled CT, capacitance C, a potentiometer W, resistance R1 and R2, and diodes D1 and D2; continuous stepless temperature adjustment can be carried out. 20%-70% of power can be saved.

Description

Temp. adjusting, thermal, electric saving furnace

The utility model belongs to a kind of domestic burners or kitchen range with the electric energy heating, and particularly a kind of rising tune temperature is transferred the heat-retaining electricity-saving stove.

Existing electric heater generally is made up of shell, electric furnace pan, heating wire and thermosistor etc.; Electric furnace pan is near metal shell, and thermal losses is many, and the liquid that overflows in the cooking-vessel easily causes outer casing electrification, uses dangerous; Electric furnace pan fixed-site, the electric furnace pan of flat shape are difficult to the stable uneven cooking-vessel in bottom of placing, and during cooking-vessel, thermal source is far away at the bottom of cooking-vessel at the bottom of the spill electric furnace pan flat heated, and the thermal efficiency is low; 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.

The purpose of the utility model is intended to overcome above-mentioned deficiency of the prior art, and provide a kind of shell to have and protect layer of material, electric furnace pan position height is adjustable, but the rising tune temperature of continuous stepless temperature adjustment accent heat-retaining electricity-saving stove.

Technical solution of the present utility model is a kind of rising tune temperature heat-retaining electricity-saving stove, comprises shell, 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, and its feature part is:

The end double-deck cylinder 1(transverse cross-sectional shape is arranged can be circular, square, polygon or similar shape by superposed for a, shell) and the casing 14 that is positioned at the bottom constitute, have to be provided with the heat-insulating property of adiabator layer 12 in the end bilayer cylinder 1 with the increase electric furnace;

B, (for example welding etc.) has lifting sleeve 5 to have the bottom center of the double-deck cylinder 1 in the end to be fixedly connected, there is internal thread these lifting sleeve 5 lower ends or in a be fixedly connected nut and thread connection of infratubal port lifting screw 6 is arranged, lifting sleeve 5 epimere movable sleeves are connected to stone or metal plate for standing a stove on as a precaution against fire fore-set 7, electric furnace pan 2 external diameters are less than there being double-deck cylinder 1 internal diameter in the end, and electric furnace pan 2 bottom supports are on stone or metal plate for standing a stove on as a precaution against fire fore-set 7.Electric furnace pan 2 arranges that the one side of heating wire can be spill or flat shape.

In the utility model technical solution, can also be provided with metallic object 9, heatproof asbestos board 10 and bakelite plate 11 between electric furnace pan 2 and the stone or metal plate for standing a stove on as a precaution against fire fore-set 7 by Bolt Connection, to constitute heat insulation, the insulation of separation layer, prevent electric leakage, screw 15 is fixedly connected electric furnace pan 2 and metallic object 9.Can also be provided with between bakelite plate 11 and the stone or metal plate for standing a stove on as a precaution against fire fore-set 7 one with stone or metal plate for standing a stove on as a precaution against fire fore-set 7 welding and with the metallic plate of Bolt Connection such as bakelite plate 11 so that overall structure is complete stable.

Thermosistor described in the utility model technical solution can be by two K switch, controllable silicon CT, capacitor C, the resistance R of putting of hilted broadsword ₁, R ₂, potentiometer W, diode D ₁With single control diac D ₂Form; The common port 3 of K switch connects the power supply phase line, 2 termination controllable silicon CT negative electrodes, 1 termination controllable silicon CT anode, and controllable silicon CT anode and heating wire one end link, another termination zero-power line of heating wire, 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; Capacitor C, resistance R ₁, R ₂, potentiometer W, diode D ₁With single control diac D ₂Constituting the trigger impulse control circuit provides different trigger impulse electric currents can for controllable silicon CT.This thermosistor can place in the casing 14, also can be provided with separately; When thermosistor placed in the casing 14, K switch and potentiometer W knob can be arranged on casing 14 walls so that use.

In the utility model technical solution, can be jagged on casing 14 walls and card chain be connected with wicket 13, hand is flexible when being used for the rotation and lifting knob.

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

(1) having in the double-deck cylinder in the end of shell is provided with adiabator layer, can effectively improve the heat-insulating property of electric furnace, and heat is difficult for scattering and disappearing, and heats up rapidly, still can be incubated the long period after the outage, energy savings;

(2) the electric furnace pan rising tune device that is made of lifting sleeve, lifting screw, stone or metal plate for standing a stove on as a precaution against fire fore-set etc. is set, promoting electric furnace pan by the rotation and lifting knob moves up and down, adjustable economize on electricity stone or metal plate for standing a stove on as a precaution against fire and shell upper port relative position, thus the cooking-vessel of difformity bottom steadily placed, the convenient use;

(3) be provided with in the thermosistor that hilted broadsword is two puts switch, when not needing temperature adjustment, thermosistor is not worked, and during temperature adjustment, controllable silicon CT etc. are just in running order, long service life; The trigger impulse control circuit is simple, reliable, inexpensive, stable; Can realize the adjusting of temperature continuous stepless easily;

(4) economize on electricity significantly can economize on electricity 20～70%.

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

Fig. 2 is the part sectional structure schematic diagram of Fig. 1;

Fig. 3 is an electric furnace pan lifting device structure schematic diagram in Fig. 1 or 2;

Fig. 4 is the utility model embodiment electrical schematic diagram.

Among the figure: 2-electric furnace pan, 3-heating wire, 4-potentiometer knob, the 5-lifting sleeve, 6-lifting screw, 7-stone or metal plate for standing a stove on as a precaution against fire fore-set, the 8-set bolt, 9-metallic object, 10-heatproof asbestos board, 11-bakelite piece, the 12-adiabator layer, 13-wicket, 14-casing, 15-screw, 1-have the double-deck cylinder in the end.

Be an embodiment of the present utility model below:

Referring to Fig. 1～3.A kind of rising tune temperature is transferred the heat-retaining electricity-saving stove, by shell, electric furnace pan 2, electric furnace pan rising tune device, be arranged in the heating wire 3(2000W that electric furnace pan 2 two ends are connected to power line), be serially connected in thermosistor on the power line etc. and form.Shell has the double-deck cylinder 1 in the end to constitute with the casing 14 that is positioned at the bottom by superposed, have in the double-deck cylinder 1 in the end and be provided with adiabator layer 12, jagged and hinge is connected with wicket 13 on casing 14 walls: electric furnace pan rising tune device comprises that be fixedly connected (for example welding) has internal thread at the lifting sleeve 5(hypomere that double-deck cylinder 1 bottom center in the end is arranged, or at nut of its bottom welding), lifting screw 6 with lifting sleeve 5 thread connection, stone or metal plate for standing a stove on as a precaution against fire fore-set 7 with lifting sleeve 5 epimere pivot bush units, the metallic object 9 that between stone or metal plate for standing a stove on as a precaution against fire fore-set 7 and electric furnace pan 2, connects through bolt 8, anti-asbestos board 10 and bakelite plate 11, the screw 15 that electric furnace pan 2 and metallic object 9 are fixedly connected; Electric furnace pan 2 external diameters have been slightly less than double-deck cylinder 1 internal diameter in the end so that move up and down; Thermosistor is by two K switch, the controllable silicon CT(3CT20 of putting of hilted broadsword), electric capacity (10.47 μ F), resistance R ₁(2.5K Ω), R ₂(1.5K Ω), potentiometer W(1W470K Ω), diode D ₁(1N53P2), single control diac D ₂(D83) constitute, the common port 3 of K switch connects the power supply phase line, 2 termination controllable silicon CT negative electrodes of K switch, 1 termination controllable silicon CT anode of K switch, controllable silicon CT anode and heating wire 3 one ends link, heating wire 3 another termination zero-power lines, the capacitor C two ends connect the controllable silicon CT anode and the control utmost point, resistance R respectively ₁One termination controllable silicon anode, another terminating diode D ₁Positive pole, potentiometer W one terminating diode D ₁Negative pole, other end connecting resistance R ₂, resistance R ₂Other end order control diac D ₂Negative pole, single control diac positive pole connects the controllable silicon CT control utmost point; Thermosistor places in the casing 14, and its K switch and potentiometer W knob are connected on casing 14 walls.

During use, according to the cooking-vessel bottom shape, rotation and lifting screw rod 6 adjustable economize on electricity stone or metal plate for standing a stove on as a precaution against fires 2 are to suitable height, and K switch is swung to 1 end, connects the 220V AC power, and the alternating current all-wave obtains utilizing, and heating wire 3 generates heat immediately; When needs are turned down temperature, K switch is swung to 2 ends, rotational potentiometer W knob 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 rising tune temperature is transferred the heat-retaining electricity-saving stove, comprises the shell 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:

A, shell are had in the double-deck cylinder in the end (1) to be provided with adiabator layer (12) by superposed casing (14) formation that the double-deck cylinder (1) in the end is arranged and be positioned at the bottom;

B, the bottom center of the double-deck cylinder in the end (1) lifting sleeve (5) that has been fixedly connected is arranged, this lifting sleeve (5) hypomere has internal thread or be fixedly connected in the pipe lower end nut and thread connection have lifting screw (6), lifting sleeve (5) epimere movable sleeve is connected to stone or metal plate for standing a stove on as a precaution against fire fore-set (7), electric furnace pan (2) external diameter is less than there being double-deck cylinder (1) internal diameter in the end, and electric furnace pan (2) bottom support is on stone or metal plate for standing a stove on as a precaution against fire fore-set (7).

2, transfer the heat-retaining electricity-saving stove by the described rising tune temperature of claim 1, it is characterized in that being provided with between electric furnace pan (2) and the stone or metal plate for standing a stove on as a precaution against fire fore-set (7) metallic object (9), heatproof asbestos board (10) and bakelite plate 11 by Bolt Connection, screw (15) is fixedly connected electric furnace pan (2) and metallic object (9).

3, transfer the heat-retaining electricity-saving stove by claim 1 or 2 described rising tune temperature, it is characterized in that described thermosistor is by two K switch, controllable silicon CT, capacitor C, the resistance R of putting of hilted broadsword ₁, R ₂, potentiometer W, diode D ₁With single control diac D ₂Form; The common port of K switch (3) connects the power supply phase line, 2 termination controllable silicon CT negative electrodes, and 1 termination controllable silicon CT anode, 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.

4,, it is characterized in that jagged and hinge is connected with wicket (13) on casing (14) wall by claim 1 or 2 described rising tune temperature accent heat-retaining electricity-saving stoves.

5,, it is characterized in that jagged and hinge is connected with wicket (13) on casing (14) wall by the described rising tune temperature of claim 3 accent heat-retaining electricity-saving stove.