CN2423515Y - Pressure-regulating energy-saving electric stove - Google Patents

Abstract

The utility model relates to a pressure-regulating energy-saving electric stove which is characterized in that the front part of an outer shell is provided with a sealed electric control chamber; a stove body is composed of a stove plate, a tray, a heat-insulating layer, a support disk, and a support beam; the utility model is also provided with a pressure-regulating power control circuit. The utility model has the advantages that the thermal insulation effect is good, and the thermal efficiency is high; compared with the existing electric furnace, the utility model saves 60% to 80% energy; the power can be continuously controlled without stage; strong current is controlled by weak current; both ends of an electric heating wire are led out after welding with athermic leading rods, and thus the utility model is safe.

Description

The voltage-regulating energy saving electric furnace

The utility model relates to a kind of use electric energy cooking stove heated, particularly a kind of voltage-regulating energy saving electric furnace.

The various electric heating cooking stoves that occur in the prior art all are to adopt around body of heater to install easy shell mechanism additional, do not have insulating, only depend on air heat insulation, and the thermal efficiency is low.General electrical power is non-adjustable, adopts the stepping adjusting device that energy consumption is arranged though also have, and thermoregulation range is limited, regulates the contact and connects under full load condition, disconnects, and the electric arc of generation burns out the contact easily, and service life is short.Heating wire only carries out simple crimping with being connected of power line on porcelain connector, the junction contact resistance is big, the temperature height, and short circuit, human electric shock's accident take place in destruction easily that often cause the power line insulating barrier.

The purpose of this utility model is in order to overcome above-mentioned weak point, and a kind of thermal efficiency height is provided, but the power stepless continuous is regulated security of operation, convenient durable voltage-regulating energy saving electric furnace.

The purpose of this utility model is achieved in that the voltage-regulating energy saving electric furnace comprises shell of the no end, body of heater, it is characterized in that there is the electric control room of sealing the shell front portion, between control room and the shell inner cavity thermal insulation layer is arranged, fire door limit inner face on the shell top panel has the bulge loop groove, bulge loop groove neighboring has steam vent, and there is feet the bottom surface for four jiaos; In the body of heater, the heating wire inlay card is on stone or metal plate for standing a stove on as a precaution against fire, pallet, heat-insulation layer, supporting disk, brace summer are arranged under the stone or metal plate for standing a stove on as a precaution against fire successively, by bolt that stone or metal plate for standing a stove on as a precaution against fire is in aggregates to fixing between the brace summer, top, limit, supporting disk upper end snaps in the bulge loop groove on shell fire door limit, is fixedlyed connected with the shell biside plate by the upper overturning at brace summer two ends; In addition, it has also designed the pressure regulation power control circuit.

Fig. 1 is the utility model outline drawing;

Fig. 2 is the A-A cutaway view of Fig. 1;

Fig. 3 is a pressure regulation power control circuit circuit diagram;

Fig. 4 is electronic timer circuit figure.

Now illustrated embodiment is made detailed description to the utility model in conjunction with the accompanying drawings.

The voltage-regulating energy saving electric furnace comprises shell of the no end 1, body of heater, there is the electric control room of being separated by L shaped plate 2 shell 1 front portion, between control room 2 and shell 1 inner chamber thermal insulation layer 3 is arranged, fire door limit inner face on shell 1 top panel has the bulge loop groove, the outer tiltedly periphery of bulge loop groove is gone up and is had long arc shape steam vent 4 at interval, back plate is the L shaped plate that has the blinds fenestra, and there is feet 5 bottom surface for four jiaos.In the arcs of recesses body of heater, heating wire 6 inlay cards are on stone or metal plate for standing a stove on as a precaution against fire 7, stone or metal plate for standing a stove on as a precaution against fire has pallet 8, heat-insulation layer 9, supporting disk 10, brace summer 11 for 7 times successively, by bolt 12 that stone or metal plate for standing a stove on as a precaution against fire 7 is in aggregates to fixing between the brace summer 11, top, limit, supporting disk 10 upper end snaps in the bulge loop groove on shell 1 fire door limit, is fixedlyed connected with shell 1 biside plate by the upper overturning at brace summer 11 two ends.In the pressure regulation power control circuit, controllable silicon KG anode connects capacitor C ₁, C ₂One end is AC power one input, and the KG negative electrode connects potentiometer R ₃Sliding end, heating wire R _fOne end, R _fThe other end is another input of AC power, R ₃One stiff end series resistor R ₂The back connects resistance R ₁One end, C ₂The other end, R ₁The other end connects C ₁The other end, silicon voltage stabilizing trigger tube Z positive pole, Z negative pole connect the KG control utmost point.In the electronic timer circuit, diode D ₁The anodal capacitor C that connects ₃, resistance R ₄, relay J ₁Coil one end is AC power one input, D ₁Negative pole connects diode D ₂Anodal, resistance R ₅One end, R ₄The other end, D ₂Negative pole connects R ₅The other end, resistance R ₇One end, potentiometer R ₈One stiff end, thyratron G ₁Anode, the control utmost point, R ₇Other end serial connection capacitor C ₅, R ₈Another stiff end series resistor R ₉, R ₈Sliding end connects potentiometer R ₁₀One stiff end, R ₁₀Another stiff end, sliding end connect resistance R ₁₁, capacitor C ₆One end, J ₁Transfer contact J _1-2Normal-closed end, R ₁₁The other end connects thyratron G ₂The control utmost point, G ₂Anode connects G ₁Negative electrode, G ₂Negative electrode connects C ₆, R ₉, C ₅The other end, resistance R ₆One end, R ₆The other end connects J ₁Coil, C ₃The other end, K switch ₁One end, J _1-2Movable end, K ₁The other end connects capacitor C ₄One end is another input of AC power, C ₄The other end connects J _1-2Chang Kaiduan, J ₁Transfer contact J _1-1Movable end a, normal-closed end b connect R in the pressure regulation power control circuit respectively ₂Two ends a ＇, b ＇.After each electronic component welds, be fixed in the electric control room 2 of shell 1 front portion, on the front panel heating wire R _fTwo ends are connected with power line after welding athermic eduction rod again.

The utility model designs owing to more than adopting, good effect of heat insulation, and thermal efficiency height is compared existing Electric furnace saves energy 60%-80% is arranged. Adopt the pressure regulation power control circuit of machinery-free contact, But the power stepless continuous is regulated, and with light current control forceful electric power, athermic eduction rod is welded at the heating wire two ends After draw, avoided junction temperature height to cause power line insulating barrier breakoff phenomenon, safe and reliable to operation. It is indoor that electronic component is installed in heat insulation electrical control, prolonged the service life of electrical equipment, reduced Fault rate, economical and practical.

Claims (2)

1, a kind of voltage-regulating energy saving electric furnace, comprise shell of the no end (1), body of heater, it is characterized in that there is the electric control room (2) of sealing shell (1) front portion, between control room (2) and shell (1) inner chamber thermal insulation layer (3) is arranged, fire door limit inner face on shell (1) top panel has the bulge loop groove, bulge loop groove neighboring has steam vent (4), there is feet (5) bottom surface for four jiaos, in the body of heater, heating wire (6) inlay card is on stone or metal plate for standing a stove on as a precaution against fire (7), pallet (8) is arranged under the stone or metal plate for standing a stove on as a precaution against fire (7) successively, heat-insulation layer (9), supporting disk (10), brace summer (11), by bolt (12) that stone or metal plate for standing a stove on as a precaution against fire (7) is in aggregates to fixing between the brace summer (11), top, limit, supporting disk (10) upper end snaps in the bulge loop groove on shell (1) fire door limit, upper overturning by brace summer (11) two ends is fixedlyed connected with shell (1) biside plate, it has also designed the pressure regulation power control circuit, and wherein, controllable silicon KG anode connects capacitor C ₁, C ₂One end is AC power one input, and the KG negative electrode connects potentiometer R ₃Sliding end, heating wire R _fOne end, R _fThe other end is another input of AC power, R ₃One stiff end series resistor R ₂The back connects resistance R ₁One end, C ₂The other end, R ₁The other end connects C ₁The other end, silicon voltage stabilizing trigger tube Z positive pole, Z negative pole connect the KG control utmost point, after each electronic component welds, are fixed in the anterior electric control room (2) of shell (1), on the front panel heating wire R _fTwo ends are connected with power line after welding athermic eduction rod again.

2, voltage-regulating energy saving electric furnace as claimed in claim 1 is characterized in that it has also designed electronic timer circuit, wherein, and diode D ₁The anodal capacitor C that connects ₃, resistance R ₄, relay J ₁Coil one end is AC power one input, D ₁Negative pole connects diode D ₂Anodal, resistance R ₅One end, R ₄The other end, D ₂Negative pole connects R ₅The other end, resistance R ₇One end, potentiometer R ₈One stiff end, thyratron G ₁Anode, the control utmost point, R ₇Other end serial connection capacitor C ₅, R ₈Another stiff end series resistor R ₉, R ₈Sliding end connects potentiometer R ₁₀One stiff end, R ₁₀Another stiff end, sliding end connect resistance R ₁₁, capacitor C ₆One end, J ₁Transfer contact J _1-2Normal-closed end, R ₁₁The other end connects thyratron G ₂The control utmost point, G ₂Anode connects G ₁Negative electrode, G ₂Negative electrode connects C ₆, R ₉, C ₅The other end, resistance R ₆One end, R ₆The other end connects J ₁Coil, C ₃The other end, K switch ₁One end, J _1-2Movable end, K ₁The other end connects capacitor C ₄One end is another input of AC power, C ₄The other end connects J _1-2Chang Kaiduan, J ₁Transfer contact J _1-1Movable end a, normal-closed end b connect R in the pressure regulation power control circuit respectively ₂Two ends a ＇, b ＇.

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