CN102045899A - Heating device and apparatus using same - Google Patents
Heating device and apparatus using same Download PDFInfo
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- CN102045899A CN102045899A CN201110031306XA CN201110031306A CN102045899A CN 102045899 A CN102045899 A CN 102045899A CN 201110031306X A CN201110031306X A CN 201110031306XA CN 201110031306 A CN201110031306 A CN 201110031306A CN 102045899 A CN102045899 A CN 102045899A
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Abstract
The invention relates to a heating device which comprises a heating element, a temperature acquisition unit, a DC (Direct Current) switch power supply unit, a power supply voltage-stabilizing unit, a temperature comparator unit and a heating element power supply switch unit, wherein the heating element is made of alloy metal; the temperature acquisition unit is arranged on the heating element; the power supply voltage-stabilizing unit is detachably connected with the DC switch power supply unit and is used for stabilizing the voltage of DC input by the DC switch power supply unit; the temperature comparator unit is connected with a signal output end of the temperature acquisition unit and is provided with at least two built-in preset temperature values; and the heating element power supply switch unit is connected with a control signal output end of the temperature comparator unit. The heating device can be subject to accurate temperature control, has simple structure and can avoid overheating and energy waste; simultaneously, by using the DC power supply as the working power supply, the invention improves the safety; and moreover, by using the power supply voltage-stabilizing unit detachably connected with the DC switch power supply unit, the invention facilitates the operating process. Besides, the apparatus using the heating device also has the advantages.
Description
Technical field
What the present invention relates to is to utilize electric energy to be converted to the apparatus field of heat energy, especially a kind of electro-heat equipment that uses alloying metal as heater.
The invention still further relates to the equipment of above-mentioned electro-heat equipment of using as heating.
Background technology
Electro-heat equipment is used in a plurality of fields widely, plurality of devices all will use electro-heat equipment, as existing many dissimilar hair treatment equipment, cooking device all to adopt electro-heat equipment at present, electric rice cooker of the coffee machine of the corn popper of curling tongs and hot air brush, indoor and outdoor use, indoor and outdoor use, indoor and outdoor use or the like for example.Electro-heat equipment in the above-mentioned hair treatment equipment and the electro-heat equipment in the cooking device, most of alternating current that uses, and therefore connect by the cable with plug, described plug must be inserted in the AC voltage socket, so that operate.
Yet the heating element of electro-heat equipment itself is made by pottery or other materials at present, and it is clipped in and described slender metal pipe is between the conductive metal sheet of heat transfer relation.This structural requirement heat energy passes to conductive metal sheet and and then passes to slender metal pipe by the electrical insulator such as mica from heating element.This structure increases the slender metal pipe heating and cooling time and causes the operational efficiency of device low.
And the heater of said structure adopts alternating current as power supply, so and alternating current to be not the fail safe of this kind of safe voltage heater exist certain problem, described alternating-current power supply can't be made an independently power unit.
Make by pottery or other materials because of the heating element of electro-heat equipment itself simultaneously, so can only be arranged on the metal frame that is used for fixing heater usually at the calandria temperature collecting device, like this can not do temperature collecting device with temperature inductor or thermistor, make and to carry out temperature control more accurately to heater, be unfavorable for electro-heat equipment is controlled accurately, cause calandria over-heating and energy waste easily.
Summary of the invention
At above problem, technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of simple in structure, electro-heat equipment that ease for use is high is provided,
For reaching above purpose technical scheme of the present invention:
A kind of electro-heat equipment, comprise: thermal conductivity is more than or equal to 211.9W/(mK) heater made of alloying metal, be arranged on this heater, with the temperature collecting cell of gathering described heater temperature value, wherein, this electro-heat equipment also comprises: the direct-current switch power supply unit that is used to provide this electro-heat equipment work, removably connect with this direct-current switch power supply unit, be used for the direct current of this direct-current switch power supply unit input is carried out the power supply voltage regulation unit that voltage stabilizing is handled, be connected with described temperature collecting cell signal output part, be built-in with the temperature comparator unit of at least two preset temperature value, the heating unit power switch element that is connected with the control signal output ends of this temperature comparator unit;
Described direct-current switch power supply unit is carried in the required direct voltage of this electro-heat equipment work on described power supply voltage regulation unit and the heating unit power switch element, described power supply voltage regulation unit will export described temperature comparing unit to after will loading thereon direct voltage voltage stabilizing, and the comparative result of its built-in heater temperature value of gathering according to preset temperature value and described temperature collecting cell of described temperature comparing unit is controlled the work of described heating unit power switch element.
By adopting: the direct-current switch power supply unit that is used to provide this electro-heat equipment work, be connected with this direct-current switch power supply unit, be used for the direct current of this direct-current switch power supply unit input is carried out the power supply voltage regulation unit that voltage stabilizing is handled, be connected with described temperature collecting cell signal output part, be built-in with the temperature comparator unit of at least two preset temperature value, the heating unit power switch element that is connected with the control signal output ends of this temperature comparator unit, and the structure of the temperature indicating member that is connected with this temperature comparator unit, make this kind electro-heat equipment can carry out precise dose control, it is simple in structure can avoid over-heating and energy waste, owing to adopt DC power supply, improved fail safe simultaneously as working power; And, make its use convenient by adopting the power supply voltage regulation unit that removably connects with this direct-current switch power supply unit.
Further, described electro-heat equipment and the temperature indicating member that is connected with this temperature comparator unit, the heater temperature value that described temperature comparing unit is gathered described temperature collecting cell exports the temperature indicating member to and shows, described heater for thickness 0.02mm to 0.05mm, thermal conductivity more than or equal to 211.9W/(mK) the alloying metal thin slice.
Further again, described temperature comparator unit comprises: the programmable processor that is built-in with at least two preset temperature value, the comparison signal input pin of this programmable processor is connected with described temperature sensing unit, the control signal output pin of this programmable processor is connected with described heating unit power switch, this programmable processor will be passed through in the shows signal output pin input temp indicating member through comparison signal input pin input heater temperature signal wherein by temperature sensing unit, described temperature comparator unit also comprises: the low level given circuit that is connected with the low level replacement reset pin of described programmable processor, pre-set the preset value given circuit that given pin is connected with the electrification reset of described programmable processor, with the pull-up resistor that draws voltage pin to be connected on the described programmable processor, this pull-up resistor is connected in series with temperature sensing unit;
Described low level given circuit comprises: the 8th resistance that is connected with the low level replacement reset pin of programmable processor, first diode that input is connected with the 8th resistance, nine resistance in parallel with this first diode is connected first electric capacity between the first diode input and the ground; Described preset value given circuit comprises: with the programmable processor electrification reset pre-set first switch that given pin is connected and with the 3rd electric capacity of this first switch in parallel, the described first switch ground connection;
Described heating unit power switch element comprises: the 6th resistance that is connected with the control signal output pin of described programmable processor, the 3rd switching device that base stage is connected with the 6th resistance, the 3rd switching device emitter that connects and the 7th resistance between the base stage, the second switch device, be connected the 4th resistance between the 3rd switching device collector electrode and second switch device base stage, be connected the 4th resistance and second switch device and go into the 5th resistance between the emitter-base bandgap grading, field-effect transistor is connected second resistance between the field effect transistor gate second switch device collector electrode; The grounded emitter of the 3rd switching device, the collector electrode of this second switch device are by the 3rd grounding through resistance, and the source electrode of this field-effect transistor is through described heater ground connection;
Described power supply voltage regulation unit comprises: the three terminal regulator that input is connected with described direct-current switch power supply unit output, be connected second electric capacity between described three terminal regulator output and the ground, the 7th diode that output is connected with described three terminal regulator input, with first resistance that the 7th diode input is connected, this first resistance is connected with the drain electrode of described field-effect transistor.
Improved as another, described temperature comparator unit comprises: reverse input end first, second operational amplifier connected to one another, second diode that output is connected with this first operational amplifier output terminal, the 3rd diode that output is connected with this second operational amplifier output terminal, the 6th diode that input is connected with the 3rd diode input, with the 6th diode output the 16 resistance, the second switch triode that base stage is connected with described the 6th diode; The reverse input end of this second operational amplifier is by the 8th grounding through resistance, the in-phase input end of this second operational amplifier is connected with described power supply voltage regulation unit by the 9th resistance, and the in-phase input end of this first operational amplifier is connected with described power supply voltage regulation unit by the 3rd resistance;
Described heating unit power switch element comprises: the 11 resistance that is connected with the described second diode input, the 5th resistance that is connected with described power supply voltage regulation unit, first switch triode that base stage is connected with the 11 resistance, the 12 resistance that is connected with this first switch triode collector electrode, the field-effect transistor that grid is connected with the emitter of this first switch triode, the drain electrode of this field-effect transistor is connected with described heater, the source ground of this field-effect transistor;
Described power supply voltage regulation unit comprises: the three terminal regulator that input is connected with described direct-current switch power supply unit output, be connected first rectifier diode between this three terminal regulator input and the described direct-current switch power supply unit, order is serially connected in described three terminal regulator ' first resistance and the 4th light-emitting diode between output and the ground, connect first electric capacity between described three terminal regulator input and the ground, second electric capacity of first resistance that is connected in series with this and the 4th light-emitting diode parallel connection.
Further, described temperature comparator unit is built-in with preset stopping working temperature value and at least two default gear engaged temperature values less than this preset stopping working temperature value and linear decrease, when the heater temperature of temperature sensing unit collection is not less than this preset stopping working temperature value, described temperature comparator unit controls heating mains switch stops heater being powered, the heater temperature of gathering when temperature sensing unit is during greater than default gear engaged temperature value, and the corresponding linear reduction of described temperature comparator unit controls heating mains switch exports the magnitude of voltage on the heater to.
Further, described direct-current switch power supply unit is AC/DC converting circuit or battery circuit.
Further, described temperature collecting cell is temperature sensor or thermistor.
Further, described temperature indicating member is the light-emitting diode that is connected with the shows signal output pin of described programmable processor.
A kind of equipment of using electro-heat equipment, it comprises: have the housing of hollow structure, be arranged on the electro-heat equipment in this hollow housing, the power line that is connected with this electro-heat equipment, the socket that is connected with this power line, wherein, described electro-heat equipment is the electro-heat equipment of said structure.
A kind of curler of using electro-heat equipment, comprise: left shell, right shell body, loam cake, the lower cover that cooperates is installed each other, and be arranged on heat-insulating base in the space that surrounds by left shell, right shell body, loam cake, lower cover, be arranged on the electro-heat equipment on this heat-insulating base, the power line that is connected with this electro-heat equipment, the cylinder that is connected with this electro-heat equipment, and be arranged on pliers on the left and right housing, wherein, described electro-heat equipment is the electro-heat equipment of said structure.
A kind of heater of hair straightener of using electro-heat equipment, comprise: the upper shell that cooperates is installed each other, lower house, be arranged on the first upper casing inner cap and the second upper casing inner cap in this upper shell, with this first upper casing inner cap and the second upper casing inner cap first metallic plate that cooperates is installed, be arranged on first in the lower house, second, the 3rd lower house inner cap, with described first, the second lower house inner cap is installed second metallic plate that cooperates, be arranged on the power line that the electro-heat equipment in the space that lower house surrounds on this is connected with this electro-heat equipment, this electro-heat equipment and described first, second metallic plate connects; Wherein, described electro-heat equipment is the electro-heat equipment of said structure.
A kind of electro-heat equipment of the present invention, by adopting: the direct-current switch power supply unit that is used to provide this electro-heat equipment work, be connected with this direct-current switch power supply unit, be used for the direct current of this direct-current switch power supply unit input is carried out the power supply voltage regulation unit that voltage stabilizing is handled, be connected with described temperature collecting cell signal output part, be built-in with the temperature comparator unit of at least two preset temperature value, the heating unit power switch element that is connected with the control signal output ends of this temperature comparator unit, and the structure of the temperature indicating member that is connected with this temperature comparator unit, make this kind electro-heat equipment can carry out precise dose control, it is simple in structure can avoid over-heating and energy waste, owing to adopt DC power supply, improved fail safe simultaneously as working power; And, make its use convenient by adopting the power supply voltage regulation unit that removably connects with this direct-current switch power supply unit.
Adopt the equipment of this kind structure heating device to have above-mentioned advantage equally.
Description of drawings
Fig. 1. the principle block diagram of electro-heat equipment of the present invention;
Fig. 2. the circuit theory schematic diagram of first execution mode of electro-heat equipment of the present invention;
Fig. 3. the power supply voltage regulation unit partial circuit principle schematic of second execution mode of electro-heat equipment of the present invention;
Fig. 4. other partial circuit principle schematic of the circuit of second execution mode of electro-heat equipment of the present invention;
Fig. 5. a kind of decomposition texture schematic diagram of using the curler of electro-heat equipment of the present invention;
Fig. 6. a kind of decomposition texture schematic diagram of using the heater of hair straightener of electro-heat equipment of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is carried out describing in detail in the present embodiment below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also Fig. 1 to Fig. 2, electro-heat equipment of the present invention, comprise: thermal conductivity is more than or equal to 211.9W/(mK) heater made of alloying metal, be arranged on this heater, with the temperature collecting cell of gathering described heater temperature value, wherein, this electro-heat equipment also comprises: the direct-current switch power supply unit that is used to provide this electro-heat equipment work, removably connect with this direct-current switch power supply unit, be used for the direct current of this direct-current switch power supply unit input is carried out the power supply voltage regulation unit that voltage stabilizing is handled, be connected with described temperature collecting cell signal output part, be built-in with the temperature comparator unit of at least two preset temperature value, the heating unit power switch element that is connected with the control signal output ends of this temperature comparator unit, and the temperature indicating member that is connected with this temperature comparator unit;
Described direct-current switch power supply unit is carried in the required direct voltage of this electro-heat equipment work on described power supply voltage regulation unit and the heating unit power switch element, described power supply voltage regulation unit will export described temperature comparing unit to after will loading thereon direct voltage voltage stabilizing, the comparative result of its built-in heater temperature value of gathering according to preset temperature value and described temperature collecting cell of described temperature comparing unit is controlled the work of described heating unit power switch element, and the heater temperature value that described temperature comparing unit is gathered described temperature collecting cell exports the temperature indicating member to and shows.
By adopting: the direct-current switch power supply unit that is used to provide this electro-heat equipment work, be connected with this direct-current switch power supply unit, be used for the direct current of this direct-current switch power supply unit input is carried out the power supply voltage regulation unit that voltage stabilizing is handled, be connected with described temperature collecting cell signal output part, be built-in with the temperature comparator unit of at least two preset temperature value, the heating unit power switch element that is connected with the control signal output ends of this temperature comparator unit, and the structure of the temperature indicating member that is connected with this temperature comparator unit, make this kind electro-heat equipment can carry out precise dose control, it is simple in structure can avoid over-heating and energy waste, owing to adopt DC power supply, improved fail safe simultaneously as working power; And, make its use convenient by adopting the power supply voltage regulation unit that removably connects with this direct-current switch power supply unit.
In this embodiment, described heater for thickness 0.02mm to 0.05mm, thermal conductivity more than or equal to 211.9W/(mK) the alloying metal thin slice.
Further again, described temperature comparator unit comprises: the programmable processor U1 that is built-in with at least two preset temperature value, programmable processor U1 adopts single-chip microcomputer in this embodiment, the comparison signal input pin 1 of this programmable processor U1 is connected with described temperature sensing unit, the control signal output pin 3 of this programmable processor U1 is connected with described heating unit power switch, this programmable processor U1 will be passed through in the shows signal output pin input temp indicating member through comparison signal input pin 1 input heater temperature signal wherein by temperature sensing unit, the shows signal output pin is 6 in this concrete enforcement, 7,9,8,5 pins of programmable processor U1 are grounding pin;
Described temperature comparator unit also comprises: the low level given circuit that is connected with the low level replacement reset pin 4 of described programmable processor U1, pre-set the preset value given circuit that given pin 14 is connected with the electrification reset of described programmable processor U1, with the pull-up resistor R10 that draws voltage pin 2 to be connected on the described programmable processor U1, this pull-up resistor R10 is connected in series with temperature sensing unit;
Described low level given circuit comprises: the 8th resistance R 8 that is connected with the low level replacement reset pin 4 of programmable processor U1, the first diode D1 that input is connected with the 8th resistance R 8, nine resistance R 9 in parallel with this first diode D1 is connected first capacitor C 1 between the first diode D1 input and the ground;
Described preset value given circuit comprises: pre-set first switch S 1 that given pin is connected and three capacitor C 3 in parallel with this first switch S 1, described first switch S, 1 ground connection with programmable processor U1 electrification reset.
In this embodiment, described temperature comparator unit is built-in with preset stopping working temperature value and at least two default gear engaged temperature values less than this preset stopping working temperature value and linear decrease, when the heater temperature of temperature sensing unit collection is not less than this preset stopping working temperature value, described temperature comparator unit controls heating mains switch stops heater being powered, the heater temperature of gathering when temperature sensing unit is during greater than default gear engaged temperature value, and the corresponding linear reduction of described temperature comparator unit controls heating mains switch exports the magnitude of voltage on the heater to.It is individual that default gear engaged temperature value has low middle Senior Three in this embodiment.
In this embodiment, described heating unit power switch element comprises: the 6th resistance R 6 that is connected with the control signal output pin 3 of described programmable processor U1, the 3rd switching device Q3 that base stage is connected with the 6th resistance R 6, the 3rd switching device Q3 emitter that connects and the 7th resistance R 7 between the base stage, second switch device Q2, be connected the 4th resistance R 4 between the 3rd switching device Q3 collector electrode and second switch device Q2 base stage, be connected the 4th resistance R 4 and second switch device Q2 and go into the 5th resistance R 5 between the emitter-base bandgap grading, field-effect transistor Q1 is connected second resistance R 2 between the field-effect transistor Q1 grid second switch device Q2 collector electrode; The grounded emitter of the 3rd switching device Q3, the collector electrode of this second switch device Q2 are by the 3rd resistance R 3 ground connection, and the source electrode of this field-effect transistor Q1 is through described heater ground connection.The switching device of this embodiment is a switching transistor.
In this embodiment, described power supply voltage regulation unit comprises: the three terminal regulator U2 that input is connected with described direct-current switch power supply unit output, be connected second capacitor C 2 between described three terminal regulator U2 output and the ground, the 7th diode D7 that output is connected with described three terminal regulator U2 input, with first resistance R 1 that the 7th diode D7 input is connected, this first resistance R 1 is connected with the drain electrode of described field-effect transistor Q1.
In this embodiment, described direct-current switch power supply unit is AC/DC converting circuit or battery circuit.
In this embodiment, described temperature collecting cell is temperature sensor or thermistor NTC.
In this embodiment, described temperature indicating member is LED 1, LED2, LED3, the LED4 that is connected with the shows signal output pin 6,7,9,8 of described programmable processor U1.
See also accompanying drawing 3 to accompanying drawing 4, as another execution mode, described temperature comparator unit comprises: reverse input end connected to one another first, the second operational amplifier U1A ', U1B ', the second diode D2 ' that output is connected with this first operational amplifier U1A ' output, the 3rd diode D3 ' that output is connected with this second operational amplifier U1B ' output, the 6th diode D6 ' that input is connected with the 3rd diode D3 ' input, with the 6th diode D6 ' output the 16 resistance R 16 ', the second switch triode Q2 ' that base stage is connected with described the 6th diode D6 '; The reverse input end of this second operational amplifier U1B ' is by the 8th resistance R 8 ground connection, the in-phase input end of this second operational amplifier U1B ' is connected with described power supply voltage regulation unit by the 9th resistance R 9, and the in-phase input end of this first operational amplifier U1A ' is connected with described power supply voltage regulation unit by the 3rd resistance R 3;
Described heating unit power switch element comprises: the 11 resistance R 11 ' that is connected with the described second diode D2 ' input, the 5th resistance R 5 ' that is connected with described power supply voltage regulation unit, the first switch triode Q1 ' that base stage is connected with the 11 resistance R 11 ', the 12 resistance R 12 ' that is connected with this first switch triode Q1 ' collector electrode, the field-effect transistor Q5 ' that grid is connected with the emitter of this first switch triode Q1 ', the drain electrode of this field-effect transistor Q5 ' is connected with described heater, the source ground of this field-effect transistor Q5 ';
Described power supply voltage regulation unit comprises: the three terminal regulator U2 ' that input is connected with described direct-current switch power supply unit output, be connected the first rectifier diode D1 ' between this three terminal regulator U2 ' input and the described direct-current switch power supply unit, order is serially connected in first resistance R 1 ' and the 4th light-emitting diode D4 ' between described three terminal regulator U2 ' output and the ground, connect first capacitor C 1 ' between described three terminal regulator U2 ' input and the ground, second capacitor C 2 ' that first resistance R 1 ' that is connected in series with this and the 4th light-emitting diode D4 ' are in parallel.
Described temperature indicating member is the 5th light-emitting diode D5 ' that is connected with the collector electrode of second switch triode Q2 ' and the 15 resistance R 15 ' that is connected with the 5th light-emitting diode D5 '.
Described temperature collecting cell is that thermistor NTC ' reaches second resistance R 2 ' and the 7th resistance R 7 ' that is connected in series respectively with this thermistor NTC '.
Described temperature comparator unit is built-in with preset stopping working temperature value and at least two default gear engaged temperature values less than this preset stopping working temperature value and linear decrease, when the heater temperature of temperature sensing unit collection is not less than this preset stopping working temperature value, described temperature comparator unit controls heating mains switch stops heater being powered, the heater temperature of gathering when temperature sensing unit is during greater than default gear engaged temperature value, and the corresponding linear reduction of described temperature comparator unit controls heating mains switch exports the magnitude of voltage on the heater to.
Please refer to Fig. 5, a kind of curler of using electro-heat equipment, comprise: left shell 3, right shell body 4, loam cake 1, the lower cover 2 that cooperates is installed each other, and be arranged on heat-insulating base 5 in the space that surrounds by left shell 3, right shell body 4, loam cake 1, lower cover 2, be arranged on the electro-heat equipment 6 on this heat-insulating base, the power line 7 that is connected with this electro-heat equipment 6, the cylinder 8 that is connected with this electro-heat equipment 6, and be arranged on pliers 9 on the left and right housing.Wherein, described electro-heat equipment 6 electro-heat equipment that is structure among above-mentioned embodiment one or two.
Please refer to Fig. 6, a kind of heater of hair straightener of using electro-heat equipment, comprise: the upper shell 2 ' that cooperates is installed each other, lower house 1 ', be arranged on the first upper casing inner cap 4 ' and the second upper casing inner cap 5 ' in this upper shell 2 ', with this first upper casing inner cap 4 ' and the second upper casing inner cap 5 ' first metallic plate 6 ' that cooperates is installed, be arranged on first in the lower house, second, the 3rd lower house inner cap 7 ', 8 ', 9 ', with described first, the second lower house inner cap 7 ', 8 ' installs second metallic plate 10 ' that cooperates, be arranged on lower house 2 ' on this, the power line 11 ' that electro-heat equipment 3 ' in the 1 ' space that surrounds is connected with this electro-heat equipment, this electro-heat equipment 3 ' and described first, second metallic plate 6 ', 10 ' connects; Wherein, the described electro-heat equipment 3 ' electro-heat equipment that is structure among above-mentioned embodiment one or two.
Certainly go out the equipment of Fig. 5 and Fig. 6, electric rice cooker of the coffee machine of the corn popper of for example indoor and outdoor use, indoor and outdoor use, indoor and outdoor use or the like also can adopt heat-producing device of the present invention.
The above only is preferred embodiment of the present invention, in order to restriction invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. electro-heat equipment, comprise: thermal conductivity is more than or equal to 211.9W/(mK) heater made of alloying metal, be arranged on this heater, with the temperature collecting cell of gathering described heater temperature value, it is characterized in that, this electro-heat equipment also comprises: the direct-current switch power supply unit that is used to provide this electro-heat equipment work, removably connect with this direct-current switch power supply unit, be used for the direct current of this direct-current switch power supply unit input is carried out the power supply voltage regulation unit that voltage stabilizing is handled, be connected with described temperature collecting cell signal output part, be built-in with the temperature comparator unit of at least two preset temperature value, the heating unit power switch element that is connected with the control signal output ends of this temperature comparator unit;
Described direct-current switch power supply unit is carried in the required direct voltage of this electro-heat equipment work on described power supply voltage regulation unit and the heating unit power switch element, described power supply voltage regulation unit will export described temperature comparing unit to after will loading thereon direct voltage voltage stabilizing, and the comparative result of its built-in heater temperature value of gathering according to preset temperature value and described temperature collecting cell of described temperature comparing unit is controlled the work of described heating unit power switch element.
2. electro-heat equipment according to claim 1, it is characterized in that, described electro-heat equipment and the temperature indicating member that is connected with this temperature comparator unit, the heater temperature value that described temperature comparing unit is gathered described temperature collecting cell exports the temperature indicating member to and shows, described heater for thickness 0.02mm to 0.05mm, thermal conductivity more than or equal to 211.9W/(mK) the alloying metal thin slice.
3. electro-heat equipment according to claim 2, it is characterized in that, described temperature comparator unit comprises: the programmable processor that is built-in with at least two preset temperature value, the comparison signal input pin of this programmable processor is connected with described temperature sensing unit, the control signal output pin of this programmable processor is connected with described heating unit power switch, this programmable processor will be passed through in the shows signal output pin input temp indicating member through comparison signal input pin input heater temperature signal wherein by temperature sensing unit, described temperature comparator unit also comprises: the low level given circuit that is connected with the low level replacement reset pin of described programmable processor, pre-set the preset value given circuit that given pin is connected with the electrification reset of described programmable processor, with the pull-up resistor that draws voltage pin to be connected on the described programmable processor, this pull-up resistor is connected in series with temperature sensing unit;
Described low level given circuit comprises: the 8th resistance that is connected with the low level replacement reset pin of programmable processor, first diode that input is connected with the 8th resistance, nine resistance in parallel with this first diode is connected first electric capacity between the first diode input and the ground; Described preset value given circuit comprises: with the programmable processor electrification reset pre-set first switch that given pin is connected and with the 3rd electric capacity of this first switch in parallel, the described first switch ground connection;
Described heating unit power switch element comprises: the 6th resistance that is connected with the control signal output pin of described programmable processor, the 3rd switching device that base stage is connected with the 6th resistance, the 3rd switching device emitter that connects and the 7th resistance between the base stage, the second switch device, be connected the 4th resistance between the 3rd switching device collector electrode and second switch device base stage, be connected the 4th resistance and second switch device and go into the 5th resistance between the emitter-base bandgap grading, field-effect transistor is connected second resistance between the field effect transistor gate second switch device collector electrode; The grounded emitter of the 3rd switching device, the collector electrode of this second switch device are by the 3rd grounding through resistance, and the source electrode of this field-effect transistor is through described heater ground connection;
Described power supply voltage regulation unit comprises: the three terminal regulator that input is connected with described direct-current switch power supply unit output, be connected second electric capacity between described three terminal regulator output and the ground, the 7th diode that output is connected with described three terminal regulator input, with first resistance that the 7th diode input is connected, this first resistance is connected with the drain electrode of described field-effect transistor.
4. electro-heat equipment according to claim 2, it is characterized in that, described temperature comparator unit comprises: reverse input end first, second operational amplifier connected to one another, second diode that output is connected with this first operational amplifier output terminal, the 3rd diode that output is connected with this second operational amplifier output terminal, the 6th diode that input is connected with the 3rd diode input, with the 6th diode output the 16 resistance, the second switch triode that base stage is connected with described the 6th diode; The reverse input end of this second operational amplifier is by the 8th grounding through resistance, the in-phase input end of this second operational amplifier is connected with described power supply voltage regulation unit by the 9th resistance, and the in-phase input end of this first operational amplifier is connected with described power supply voltage regulation unit by the 3rd resistance;
Described heating unit power switch element comprises: the 11 resistance that is connected with the described second diode input, the 5th resistance that is connected with described power supply voltage regulation unit, first switch triode that base stage is connected with the 11 resistance, the 12 resistance that is connected with this first switch triode collector electrode, the field-effect transistor that grid is connected with the emitter of this first switch triode, the drain electrode of this field-effect transistor is connected with described heater, the source ground of this field-effect transistor;
Described power supply voltage regulation unit comprises: the three terminal regulator that input is connected with described direct-current switch power supply unit output, be connected first rectifier diode between this three terminal regulator input and the described direct-current switch power supply unit, order is serially connected in described three terminal regulator ' first resistance and the 4th light-emitting diode between output and the ground, connect first electric capacity between described three terminal regulator input and the ground, second electric capacity of first resistance that is connected in series with this and the 4th light-emitting diode parallel connection.
5. electro-heat equipment according to claim 3, it is characterized in that, described temperature comparator unit is built-in with preset stopping working temperature value and at least two default gear engaged temperature values less than this preset stopping working temperature value and linear decrease, when the heater temperature of temperature sensing unit collection is not less than this preset stopping working temperature value, described temperature comparator unit controls heating mains switch stops heater being powered, the heater temperature of gathering when temperature sensing unit is during greater than default gear engaged temperature value, and the corresponding linear reduction of described temperature comparator unit controls heating mains switch exports the magnitude of voltage on the heater to.
6. electro-heat equipment according to claim 5 is characterized in that, described direct-current switch power supply unit is AC/DC converting circuit or battery circuit.
7. electro-heat equipment according to claim 5 is characterized in that, described temperature collecting cell is temperature sensor or thermistor; Described temperature indicating member is the light-emitting diode that is connected with the shows signal output pin of described programmable processor.
8. equipment of using electro-heat equipment, it comprises: the housing with hollow structure, be arranged on the electro-heat equipment in this hollow housing, the power line that is connected with this electro-heat equipment, the socket that is connected with this power line, it is characterized in that described electro-heat equipment is the electro-heat equipment of structure described in any one of claim 1-7.
9. curler of using electro-heat equipment, comprise: left shell, right shell body, loam cake, the lower cover that cooperates is installed each other, and be arranged on heat-insulating base in the space that surrounds by left shell, right shell body, loam cake, lower cover, be arranged on the electro-heat equipment on this heat-insulating base, the power line that is connected with this electro-heat equipment, the cylinder that is connected with this electro-heat equipment, and be arranged on pliers on the left and right housing, it is characterized in that described electro-heat equipment is the electro-heat equipment of structure described in any one of claim 1-7.
10. heater of hair straightener of using electro-heat equipment, comprise: the upper shell that cooperates is installed each other, lower house, be arranged on the first upper casing inner cap and the second upper casing inner cap in this upper shell, with this first upper casing inner cap and the second upper casing inner cap first metallic plate that cooperates is installed, be arranged on first in the lower house, second, the 3rd lower house inner cap, with described first, the second lower house inner cap is installed second metallic plate that cooperates, be arranged on the power line that the electro-heat equipment in the space that lower house surrounds on this is connected with this electro-heat equipment, this electro-heat equipment and described first, second metallic plate connects; It is characterized in that described electro-heat equipment is the electro-heat equipment of structure described in any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110031306XA CN102045899A (en) | 2011-01-28 | 2011-01-28 | Heating device and apparatus using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110031306XA CN102045899A (en) | 2011-01-28 | 2011-01-28 | Heating device and apparatus using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102045899A true CN102045899A (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110031306XA Pending CN102045899A (en) | 2011-01-28 | 2011-01-28 | Heating device and apparatus using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102045899A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104822287A (en) * | 2012-12-03 | 2015-08-05 | 洁美来有限公司 | Hair styling apparatus |
| US10213000B2 (en) | 2012-06-25 | 2019-02-26 | Jemella Limited | Hair styling appliance |
| CN112004271A (en) * | 2020-07-24 | 2020-11-27 | 西安爱生技术集团公司 | Intelligent heater of small unmanned aerial vehicle airspeed head |
| US10849400B2 (en) | 2012-06-25 | 2020-12-01 | Jemella Limited | Hair dryer |
-
2011
- 2011-01-28 CN CN201110031306XA patent/CN102045899A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10213000B2 (en) | 2012-06-25 | 2019-02-26 | Jemella Limited | Hair styling appliance |
| US10849400B2 (en) | 2012-06-25 | 2020-12-01 | Jemella Limited | Hair dryer |
| US11191335B2 (en) | 2012-06-25 | 2021-12-07 | Jemella Limited | Hair styling appliance |
| CN104822287A (en) * | 2012-12-03 | 2015-08-05 | 洁美来有限公司 | Hair styling apparatus |
| US10455916B2 (en) | 2012-12-03 | 2019-10-29 | Jemella Limited | Hair styling apparatus |
| CN112004271A (en) * | 2020-07-24 | 2020-11-27 | 西安爱生技术集团公司 | Intelligent heater of small unmanned aerial vehicle airspeed head |
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Application publication date: 20110504 |