CN202060424U - Temperature controllable and adjustable electric blanket - Google Patents
Temperature controllable and adjustable electric blanket Download PDFInfo
- Publication number
- CN202060424U CN202060424U CN2011200399865U CN201120039986U CN202060424U CN 202060424 U CN202060424 U CN 202060424U CN 2011200399865 U CN2011200399865 U CN 2011200399865U CN 201120039986 U CN201120039986 U CN 201120039986U CN 202060424 U CN202060424 U CN 202060424U
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- blanket
- temperature
- adjustable
- thermostat
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Abstract
The utility model relates to a temperature controllable and adjustable electric blanket which is characterized in that electric heating wires which are connected with a temperature controller are arranged on the surface of the blanket, and two groups of different electric heating wires are crossed in parallel and distributed uniformly; the circuit of the temperature controller comprises a capacitor, a potentiometer, a resistor and the like; a diode trigger is used for adjusting a conduction angle of a bidirectional triode thyristor so as to supply electrodeless adjustable working voltage to the circuit; one end of the capacitor is connected with a power source input end of the bidirectional triode thyristor; the other end of the capacitor is connected with the potentiometer and the resistor; and the potentiometer is connected with the diode trigger which is connected with a control electrode of the bidirectional triode thyristor. After an alternating voltage is rectified by a rectifier bridge, direct currents are output, and a 24V direct current power source is supplied to the electric blanket; and after the voltage of commercial power is reduced by the capacitor, the commercial power is rectified by a rectifier diode and is filtered by the capacitor, and a voltage-regulator diode supplies 12-V direct currents for an NE555; a multivibrator which is composed of the NE555 and peripheral circuits circularly works and outputs a high-lower electric level signal from one foot terminal; and the resistance value of the resistor is adjusted, and the time scale occupied by the output of high-lower electric level can be adjusted so that the continuous energization and thermal insulation time of the electric blanket can be changed, and the purposes of thermal insulation adjustment are achieved.
Description
Technical field
The utility model relates to a kind of electric blanket and is applied to the different warm area heating thermostats of this electric blanket, belongs to International Classification of Patents H05B technical field.
Background technology
Existing electric blanket generally is to rely on manual adjustment to realize temperature control, and they often form third gear by toggle switch: one grade is the high temperature shelves, civil power directly is connected on the heating wire of electric blanket, makes its full power operation intensification; One grade is the low temperature shelves, after halfwave rectifier, the work of heating wire small-power is heated up civil power; One grade out of stock for closing, and stops energising and heat up.This electric blanket does not have safety guard again by artificial control temperature, and toggle switch is mechanical current collector, and long-term use can cause loose contact, has influenced service life and performance, and the function of each side is advanced inadequately simultaneously.
Summary of the invention
The purpose of this utility model is to provide a kind of and can realizes blanket face isothermal, the electric blanket of isothermal regulation and control not.
The purpose of this utility model is achieved through the following technical solutions.
The temperature adjustable electrically heated blanket of a kind of temperature control, this electric blanket is by its thermostat control temperature, and the thermostat circuit comprises elements such as charging capacitor, adjustable potentiometer and fixed resistance.Adjust the angle of flow of bidirectional triode thyristor by bidirectional trigger diode, carry electrodeless adjustable operating voltage to circuit, the input of the power supply L of one termination bidirectional triode thyristor of charging capacitor, another termination adjustable potentiometer of charging capacitor, fixed resistance, adjustable potentiometer connects an end of bidirectional trigger diode, the control utmost point of another termination bidirectional triode thyristor of bidirectional trigger diode, the output stage of bidirectional triode thyristor connects the lower end of fixed resistance and rectifier bridge.
In the circuit of thermostat, exchange the ac input end that controllable voltage is added in rectifier bridge; The DC current of exporting after rectification is through electrolytic capacitor filter filtering, and through change-over switch K2, provides 24V dc source to electric blanket, and change-over switch K2 connects unidirectional thyristor makes electric blanket at keeping warm mode; Direct current when unidirectional thyristor etc., intermittent entry electric blanket 24V DC current.
In the circuit of thermostat, the 220V civil power after after the rectifies, filter capacitor filtering, Zener diode voltage stabilizing, provides 12 volts DC voltage through range of decrease capacitance decompression for NE555.
In the circuit of thermostat, the multivibrator work that constitutes of NE555 and peripheral circuit thereof, circulate from its output that is connected with the triggering signal output resistance and to export the high-low level signal.
In the thermostat circuit, the reseting controling end of NE555, discharge end connect adjustable resistance respectively, are regulated from the shared time scale of output output high-low level by the resistance of adjustable resistance.
Be arranged with the carbon fiber heating line that two ends are directly connected in thermostat on the electric blanket blanket face, and one end be connected in the carbon fiber heating line of the belt switch of thermostat by the heating wire switch, the carbon fiber heating line of carbon fiber heating line and belt switch is intersection arranged side by side and evenly distributes.
The utility model electric blanket, its High Level DC Voltage 24V realizes the control of having a rest of electrodeless temperature control and equal time, blanket face heating wire adopts cross wire in parallel, has both realized different warm areas heating, can realize different warm area equalities of temperature again.Can make the surface temperature of electric blanket inconsistent, so that make some position high temperature according to the human body needs, some position low temperature.When using for a long time, people can feel snugness, and the mouth parched and tongue scorched phenomenon can not take place that when cold maybe will be gone to bed preheating especially, whole blanket face reached simultaneously and heats up simultaneously.
Description of drawings
Fig. 1 is the circuit diagram of thermostat in the utility model;
Fig. 2 is the utility model electric blanket wiring schematic diagram.
Among the figure: 1-8, each foot of NE555,1, grounding leg, 2, the set control end, 3, output, 4, reset terminal, 5, voltage controling end, 6, reseting controling end, 7, discharge end, 8, dc power supply terminal, 9, adjustable potentiometer, 10, fixed resistance, 11, bidirectional trigger diode, 12, charging capacitor, 13, bidirectional triode thyristor, 14, the coaxial switch of adjustable potentiometer, 15, the rectifier bridge left end, 16, the rectifier bridge lower end, 17, the rectifier bridge right-hand member, 18, the rectifier bridge upper end, 19, electrolytic capacitor filter, 20, unidirectional thyristor, 21, the triggering signal output resistance, 22, discharge resistance, 23, range of decrease electric capacity, 24, commutation diode, 25, filter capacitor, 26, Zener diode, 27, filter capacitor.28, charging capacitor, 29, unilateral diode, 30, adjustable resistance, 31, the series connection fixed resistance, 32, rectifier bridge, 33, electric blanket blanket face, 34, carbon fiber heating line, 35, the carbon fiber heating line of belt switch, 36, thermostat, 37, the heating wire switch.
The specific embodiment
Referring to Fig. 2, the temperature adjustable electrically heated blanket of temperature control, on blanket 33, arrange heating wire---carbon fiber heating line 34 and an end are connected in the heating wire of the belt switch of thermostat 36 by the heating wire switch 37---carbon fiber heating line 35 that two ends are connected in thermostat 36, carbon fiber heating line 34 and switch heating wire 35 are intersection arranged side by side and evenly distribute, two groups of heating wire parallel connections, when turning off 37, the carbon fiber heating line 35 of belt switch is turned off, can realize the temperature province that height is different, close up 37, just can make whole blanket face equality of temperature, so promptly solve different warm area heating demands, can realize purpose of energy saving again, solved the slower shortcoming of severe cold district intensification simultaneously again, when sleep, by the heating wire independent operating.
Referring to Fig. 1, pass through the angle of flow that diac 11 is adjusted bidirectional triode thyristors 13 by charging capacitor 12, adjustable potentiometer 9, fixed resistance 10, carry electrodeless adjustable operating voltage to circuit.The input of the power supply L of one termination bidirectional triode thyristor 13 of charging capacitor 12, the control utmost point of another termination bidirectional triode thyristor 13 of another termination adjustable potentiometer 9, fixed resistance 10, bidirectional trigger diode 11, the output stage of bidirectional triode thyristor 13 connect the lower end 16 of fixed resistance 10 and rectifier bridge 32.The 220V power supply through commutation diode 24 rectifications, after filter capacitor 25 filtering and Zener diode 26 voltage stabilizings, provides the DC voltage of 12V for NE555 after 23 step-downs of range of decrease electric capacity.The multivibrator work that NE555 and peripheral circuit constitute is from its output 3 circulation output high-low level signals, when output 3 output high-low levels, IGCT 20 conductings, electric blanket energising heating is when output 3 output ground levels, IGCT 20 ends, electric blanket outage, electric blanket insulation.Adjust the resistance of resistance 30, can adjust the 3 output shared ratio times of high-low level of output, just changed the time that electric blanket is switched on and is incubated continuously, thereby reached the purpose of adjusting insulation.
Claims (6)
1. temperature adjustable electrically heated blanket of temperature control is characterized in that: electric blanket is by its thermostat (36) control temperature, and the circuit of thermostat (36) comprises charging capacitor (12), adjustable potentiometer (9), fixed resistance (10); Adjust the angle of flow of bidirectional triode thyristor (13) by bidirectional trigger diode (11), carry electrodeless adjustable operating voltage to circuit, the input of the power supply L of one termination bidirectional triode thyristor (13) of charging capacitor (12), another termination adjustable potentiometer (9) of charging capacitor (12), fixed resistance (10), adjustable potentiometer (9) connects an end of bidirectional trigger diode (11), the control utmost point of another termination bidirectional triode thyristor (13) of bidirectional trigger diode (11), the output stage of bidirectional triode thyristor (13) connect the lower end (16) of fixed resistance (10) and rectifier bridge (32).
2. the temperature adjustable electrically heated blanket of temperature control according to claim 1 is characterized in that: in the circuit of thermostat (36), exchange the ac input end that controllable voltage is added in rectifier bridge (32); The DC current of exporting after rectification is through electrolytic capacitor filter (19) filtering, and through change-over switch K2, provides 24V dc source to electric blanket, and change-over switch K2 connects unidirectional thyristor (20) makes electric blanket at keeping warm mode; Direct current when unidirectional thyristor (20) etc., intermittent entry electric blanket 24V DC current.
3. the temperature adjustable electrically heated blanket of temperature control according to claim 1, it is characterized in that: in the circuit of thermostat (36), the 220V civil power after after commutation diode (24) rectification, filter capacitor (25) filtering, Zener diode (26) voltage stabilizing, provides 12 volts DC voltage through (23) step-down of range of decrease electric capacity for NE555.
4. according to claim 1 or the temperature adjustable electrically heated blanket of 3 described temperature controls, it is characterized in that: in thermostat (36) circuit, the multivibrator work that constitutes of NE555 and peripheral circuit thereof, circulate from its output (3) that is connected with triggering signal output resistance (21) and to export the high-low level signal.
5. the temperature adjustable electrically heated blanket of temperature control according to claim 1, it is characterized in that: the reseting controling end (6) of NE555, discharge end (7) connect adjustable resistance (30) respectively in thermostat (36) circuit, are regulated from the shared time scale of output (3) output high-low level by the resistance of adjustable resistance (30).
6. the temperature adjustable electrically heated blanket of temperature control according to claim 1, it is characterized in that: be arranged with the carbon fiber heating line (34) that two ends are directly connected in thermostat (36) on the electric blanket blanket face (33), and one end be connected in the carbon fiber heating line (35) of the belt switch of thermostat (36) by heating wire switch (37), the carbon fiber heating line (35) of described carbon fiber heating line (34) and belt switch is intersection arranged side by side and evenly distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200399865U CN202060424U (en) | 2011-02-17 | 2011-02-17 | Temperature controllable and adjustable electric blanket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200399865U CN202060424U (en) | 2011-02-17 | 2011-02-17 | Temperature controllable and adjustable electric blanket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202060424U true CN202060424U (en) | 2011-12-07 |
Family
ID=45054312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200399865U Expired - Fee Related CN202060424U (en) | 2011-02-17 | 2011-02-17 | Temperature controllable and adjustable electric blanket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202060424U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103005938A (en) * | 2012-12-28 | 2013-04-03 | 王波兰 | Electric blanket with mode selection function |
| CN112543517A (en) * | 2020-12-22 | 2021-03-23 | 新乐市慕兰电器有限公司 | Full-line temperature control electric heating device and equipment based on carbon fiber heating |
-
2011
- 2011-02-17 CN CN2011200399865U patent/CN202060424U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103005938A (en) * | 2012-12-28 | 2013-04-03 | 王波兰 | Electric blanket with mode selection function |
| CN103005938B (en) * | 2012-12-28 | 2015-08-26 | 王波兰 | There is the electric blanket of model selection function |
| CN112543517A (en) * | 2020-12-22 | 2021-03-23 | 新乐市慕兰电器有限公司 | Full-line temperature control electric heating device and equipment based on carbon fiber heating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20140217 |