CN204813512U - Electric control device for toaster and toaster - Google Patents
Electric control device for toaster and toaster Download PDFInfo
- Publication number
- CN204813512U CN204813512U CN201520470645.1U CN201520470645U CN204813512U CN 204813512 U CN204813512 U CN 204813512U CN 201520470645 U CN201520470645 U CN 201520470645U CN 204813512 U CN204813512 U CN 204813512U
- Authority
- CN
- China
- Prior art keywords
- voltage
- toaster
- circuit
- electric control
- electromagnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000005070 sampling Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 235000008429 bread Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Electric Stoves And Ranges (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The utility model discloses an electrically controlled device and toaster for toaster, this electrically controlled device includes: the heating circuit comprises a heating wire connected to a mains supply, and the heating wire also comprises a middle tap led out from one position on the heating wire; a direct current power supply circuit connected to the center tap and having a direct current voltage output terminal, converting a part of the alternating current voltage passing through the heating wire into a direct current voltage and outputting the direct current voltage through the direct current voltage output terminal; and the control chip is used for controlling the heating time of each heating gear of the toaster according to the direct-current voltage output by the direct-current voltage output end. The electric control device realizes the sampling of the voltage on the heating wire in a very simple circuit form, and further realizes the adjustment of the heating time of each gear according to different mains supply voltages.
Description
Technical field
The utility model relates to electric control field, and more specifically, the utility model relates to a kind of electric control gear for toaster and comprises the toaster of this electric control gear.
Background technology
Toaster is also called bread baker, is a kind ofly to be specifically designed to the electric-heating cooking utensil again toasted by the bread being cut into sheet.Toaster is generally all provided with multiple baking gear (or claiming heating gear), the rusk baking focal power that each baking gear is corresponding different.For each gear, need the uniformity keeping baking focal power, to meet the use habit that user fixes for a long time.Determine that the factor of rusk baking focal power comprises the structural design of toaster, the power of heater strip and baking time.The electric control gear of the toaster of prior art, in the conforming problem of guarantee baking focal power, is mainly devoted to baking focal power uniformity when solving warm boot.Particularly, when toaster toasts rusk continuously, its electric control gear can control to shorten baking time, ensures the uniformity of each baking focal power.In addition, the electric control gear of some toasters also has environment temperature compensating function, and namely electric control gear can make baking time correspondingly change along with the change of environment temperature, to ensure the uniformity of each baking focal power.
But when the line voltage of powering for toaster changes, the power of the heater strip of toaster can change thereupon, thus affect the uniformity of rusk baking focal power.Such as, when line voltage is 250V, 1.29 (250 when being 220V that heater strip power is line voltage
2/ 220
2) doubly, when line voltage is 190V, 75% (190 when being 220V that heater strip power is line voltage
2/ 220
2).Visible, under different line voltages, the power difference of the heater strip of toaster is very large.
In prior art, under same entry condition (such as cold startup, warm boot), the heat time of a certain gear of toaster is fixing, compensates for line voltage.So, for the same baking gear of toaster, in the different regions of different civil power, or in areal but mains fluctuation is larger time, the baking focal power of baking rusk out has very big difference.So, there are the needs for can adjust the toaster of the heat time of each gear according to different line voltages.
Therefore, the toaster a kind of electric control gear for toaster being provided and comprising this electric control gear is needed, to solve the above-mentioned problem at least in part.
Utility model content
For solving the problems of the technologies described above at least in part, according to an aspect of the present utility model, provide a kind of electric control gear for toaster, this electric control gear comprises: heater circuit, it comprises the heater strip being connected to mains supply, and heater strip also comprises the centre tap of drawing from one on heater strip; DC power supply circuit, it is connected to centre tap and has DC voltage output end, converts a part for the alternating voltage by heater strip to DC voltage and is exported by DC voltage output end; And control chip, the DC voltage input end of control chip is connected to DC voltage output end, the heat time of each heating gear of the DC voltage control toaster that control chip exports according to DC voltage output end.
By arranging tapped position, the alternating voltage in tap can be made very low, like this, corresponding DC voltage also can be very low, can be directly inputted to control chip, and without the need to further conversion.Thus the electric control gear for toaster of the present utility model achieves the sampling to voltage on heater strip with very simple circuit form, and then achieves the heat time adjusting each gear according to different line voltages.
Preferably, DC power supply circuit comprises the tapped rectification circuit being connected to heater strip and the filter circuit being connected to rectification circuit.Rectification circuit and filter circuit constitute the DC power supply circuit that alternating voltage can be changed into DC voltage with very simple circuit form.
Preferably, electric control gear also comprises bleeder circuit, and the DC voltage input end of control chip is connected to DC voltage output end by bleeder circuit, wherein, bleeder circuit comprises: multiple divider resistance, and multiple divider resistance is connected between DC voltage output end and earth potential; And bleeder circuit output, it is drawn from one between DC voltage output end and earth potential, and is connected to the DC voltage input end of control chip.This bleeder circuit achieves the scope being converted to further by the DC voltage of the DC power output end from DC power supply circuit and matching with the DC voltage input end of control chip, to be input to control chip.
Preferably, bleeder circuit also comprises electric capacity of voltage regulation, and electric capacity of voltage regulation is connected between bleeder circuit output and earth potential, keeps stable to make DC voltage.
Preferably, heater circuit also comprises console switch, and heater strip and console switch are connected in series to mains supply; And electric control gear also comprises self-locking control circuit, self-locking control circuit comprises electromagnet, and an electric connecting terminal of electromagnet is connected to DC voltage output end, and the console switch be pressed is locked in attracted position when powering on by magnetic force by electromagnet.Thus, above-mentioned DC voltage calculates heat time of each gear, on the other hand also for the power supply of electromagnet in latching circuit for exporting control chip to for the power calculating heater strip on the one hand with this.Thus with simple circuit realiration for the electromagnet of latching circuit is powered and to the sampling of voltage on heater strip adjusting two functions of the heat time of each gear.
Preferably, console switch comprises elastic component and switch main body, and wherein the state below-center offset switch main body that do not stressing of elastic component, makes console switch be in open position; Electromagnet resists the elastic force of the elastic component of the console switch be pressed by magnetic force when powering on, to adsorb switch main body, make console switch be locked in attracted position.The console switch of this form achieves when console switch is pressed with very simple structure, and the magnetic force of electromagnet can lock it in attracted position.
Preferably, control chip has the magnet control output of another electric connecting terminal being connected to electromagnet; Control chip is by/the power-off that powers on of the output voltage control electromagnet of magnet control output.Whether control chip can control user's push switch by the output of its magnet control output behavior according to the ruuning situation of toaster is effective.
Preferably, magnet control output is connected to another electric connecting terminal of electromagnet by triode, and wherein the base stage of triode is connected to magnet control output; The emitter stage of triode is connected to earth potential; And the colelctor electrode of triode is connected to another electric connecting terminal of electromagnet.Be appreciated that triode serves the effect control signal of control chip being passed to electromagnet.
Preferably, the switch that stops key is connected with between the base stage of triode and the emitter stage of triode.According to the needs of user, when user presses this shutdown switch, triode ends, thus electromagnet power-off, and then play the effect making heater strip power-off.
According to another aspect of the present utility model, provide a kind of toaster, it comprises any one electric control gear for toaster above-mentioned, the electric control gear of this toaster achieves the sampling to voltage on heater strip with very simple circuit form, and then achieves the heat time adjusting each gear according to different line voltages.
Accompanying drawing explanation
By reference to hereafter detailed description by reference to the accompanying drawings, will easily obtain the more complete understanding to the utility model and lot of advantages thereof, wherein:
Fig. 1 is the circuit diagram of the electric control gear for toaster according to the first embodiment of the present utility model;
Fig. 2 is the circuit diagram of the electric control gear for toaster according to the second embodiment of the present utility model;
Fig. 3 is the schematic diagram of the circuit of the electric control gear for toaster according to the 3rd embodiment of the present utility model.
Detailed description of the invention
Describe preferred embodiment referring now to accompanying drawing, wherein, in each accompanying drawing, same Reference numeral represents corresponding or identical element.
As shown in fig. 1, heater circuit 100, DC power supply circuit 200 and control chip 300 is comprised according to the electric control gear for toaster of the first embodiment of the present utility model.Heater circuit 100 comprises the heater strip 110 (being connected by main switch 130) being connected to mains supply (representing with G with symbol L, N), this heater strip 110 comprises centre tap 111, and this centre tap 111 is drawn from one on heater strip 110.Be appreciated that a part for the alternating voltage by heater strip 110 extracts by this centre tap 111, so the voltage on this centre tap is alternating voltage, hereinafter referred to as alternating voltage V1.DC power supply circuit 200 is connected to centre tap 111, to convert alternating voltage V1 to DC voltage V2, and is exported by the DC voltage output end 210 of DC power supply circuit 200 by DC voltage V2.Control chip 300 has DC voltage input end 310.Control chip 300 is connected to the DC voltage output end 210 of DC power supply circuit 200 by this DC voltage input end 310, to receive DC voltage V2.Control chip 300 calculates line voltage according to DC voltage V2, and then calculates the power of heater strip 110, and calculates the heat time of each gear with this, thus controls the heat time of each heating gear of toaster.
Such as, for a certain heating gear, when the DC voltage V2 step-down that control chip 300 receives, control chip 300 can correspondingly control the heat time increasing this heating gear, otherwise when the DC voltage V2 that control chip 300 receives uprises, control chip 300 can correspondingly control the heat time reducing this heating gear, thus making when different civil power, the heat time of this heating gear can be adjusted accordingly.Following table be show according to the control chip of the electric control gear for toaster of the first embodiment of the present utility model control heat time of a certain gear (gear 4) used line voltage---the heat time is shown.
| Line voltage (V) | Gear 4 heat time (second) |
| 180 | 350 |
| 190 | 304 |
| 200 | 235 |
| 210 | 202 |
| 220 | 185 |
| 230 | 178 |
| 240 | 156 |
| 250 | 142 |
It will be understood by those skilled in the art that in the present embodiment, by arranging the position of centre tap 111, the alternating voltage V1 in tap can be made very low, such as, alternating voltage V1 can be made to be about 9-24V.Like this, corresponding DC voltage V2 is also about 9-24V, if thus regulate the position of centre tap 111 on heater strip 100, the size of this DC voltage V2 and the DC voltage input end 310 of control chip are matched, control chip 300 can be directly inputted to, and without the need to further conversion.Thus the electric control gear for toaster of the present utility model achieves the sampling to voltage on heater strip 110 with very simple circuit form, and then achieves the heat time adjusting each gear according to different line voltages.
Preferably, as shown in fig. 1, in the present embodiment, DC power supply circuit 200 comprises rectification circuit 220 and filter circuit 230.This rectification circuit 220 is connected to the centre tap 111 of heater strip 110, and this filter circuit 230 is connected to rectification circuit 220.Rectification circuit 220 and filter circuit 230 carry out rectification, filtering to the alternating voltage V1 from centre tap 111, to generate DC voltage V2.The output of filter circuit 230 forms the DC voltage output end 210 of DC power supply circuit 200, to export this DC voltage V2.In the present embodiment, rectification circuit 220 comprises the diode D1 be connected between centre tap 111 and filter circuit 220, and filter circuit 230 comprises electrochemical capacitor C1 and the high frequency capacitance C2 of the one end of negative pole and the heater strip 110 being connected in parallel on diode D1.
This rectification circuit 220 and this filter circuit 230 constitute the DC power supply circuit that alternating voltage V1 can be changed into DC voltage V2 with very simple circuit form.In practice, DC power supply circuit also can be any other suitable form, as long as realize the alternating voltage V1 of the centre tap 111 from heater strip 110 to be converted to corresponding DC voltage.
Certainly, according to the parameters of electric control gear, the specification etc. of the position of such as centre tap 111, the DC voltage input end 310 of control chip, in other embodiments, also bleeder circuit can be set between DC power supply circuit and control chip, the DC voltage of the DC power output end from DC power supply circuit to be converted to further the scope matched with the DC voltage input end of control chip, to be input to control chip.
As shown in Figure 2, namely such bleeder circuit is comprised according to the electric control gear for toaster of the second embodiment of the present utility model.The electric control gear of the electric control gear in the second embodiment and the first embodiment is closely similar, and its difference is only that the DC voltage output end 210 of DC power supply circuit is connected to the DC voltage input end 310 of control chip 300 by bleeder circuit 400.For for purpose of brevity, will only introduce the bleeder circuit 400 of the electric control gear of the second embodiment herein.
As shown in Figure 2, the bleeder circuit 400 of the electric control gear of the second embodiment comprises two divider resistance R2 and R3 be connected between the output 210 of DC power supply circuit 200 and earth potential.Bleeder circuit output 410 is drawn between divider resistance R2 and R3, is connected to the DC voltage input end 310 of control chip 300.Thus the DC voltage input end 310 of control chip 300 receives the DC voltage V3 proportional with DC voltage V2.Be appreciated that the resistance selecting R2 and R3, the DC voltage input end 310 of the range of voltage values of DC voltage V3 and control chip 300 can be made to match, to input to control chip 300.
In the present embodiment, two divider resistance R2 and R3 are provided with in bleeder circuit 400, be appreciated that, in other embodiments, the divider resistance of other quantity, other resistances can be set, correspondingly, the extraction location of bleeder circuit output 410 also can be drawn at any suitable place according to actual conditions between DC voltage output end 310 and earth potential.
Preferably, in the present embodiment, between bleeder circuit output 410 and earth potential, be also connected with electric capacity of voltage regulation C3, keep stable to make DC voltage V3.
Fig. 3 is the circuit diagram of the electric control gear for toaster according to the 3rd embodiment of the present utility model.As can see from Figure 3, the electric control gear of the present embodiment adds the console switch 120 in heater circuit 100 and self-locking control circuit 500 on the basis of the electric control gear of the second embodiment.This console switch 120 is connected in series to mains supply (by main switch 130) with heater strip 110.Latching circuit 500 comprises electromagnet 510 and triode 520.An electric connecting terminal 510a of this electromagnet 510 is connected to DC voltage output end 210, and another electric connecting terminal 510b is connected to the colelctor electrode of triode 520.The emitter stage of triode 520 is connected to earth potential.In addition, control chip 300 has the magnet control output 320 for controlling the powering on of this electromagnet 510/off-position.This magnet control output 320 is connected to the base stage of triode 520, thus control chip 300 can control the state of triode 520 by its magnet control output 320, and then controls/the power-off that powers on of electromagnet 510.
When console switch 120 is pressed by user, electromagnet 510 powers on, the console switch 120 be pressed can be locked in attracted position (the relative position structure between electromagnet 510 and console switch 120 and be mechanically connected relation not shown in the drawings) by magnetic force when powering on by this electromagnet 510, thus when user presses this console switch 120, this electromagnet 510 can play and the heater strip 110 of heater circuit 100 is entered line-locked effect with the connection of mains supply, namely, user, hand is lifted, after no longer keeping push switch 120, by electromagnet 510, console switch 120 remained on attracted position and make heater strip 110 still keep the connection with mains supply, thus proceed heating.
Particularly, when the magnet control output 320 of control chip 300 exports high level, the collector and emitter conducting of triode 520, thus colelctor electrode connects earth potential.At this moment, if user's push switch 120, then heater strip 110 can be communicated with mains supply, thus centre tap 111 has alternating voltage V1, and then makes DC voltage output end to have DC voltage V2.Thus, the two ends of electromagnet 510 will have DC voltage V2, and electromagnet 510 powers on, thus the console switch 120 be pressed is locked in attracted position.Be appreciated that, when magnet control output 320 output low level of control chip 300, triode 520 ends, even if thus user's push switch 120 and make one of electromagnet 510 be electrically connected 510a end on there is DC voltage V2, because another electric connecting terminal 510b of electromagnet 510 is equivalent to open circuit, electromagnet 510 also can not conducting, and then can not play self-locking action.So whether control chip 300 can control user's push switch 120 by the output of its magnet control output 320 behavior according to the ruuning situation of toaster is effective.
As shown in Figure 3, preferably, in the present embodiment, shutdown switch 530 is also provided with between the base stage of triode 520 and earth potential.According to the needs of user, when user presses this shutdown switch 530, the base earth of triode 520, triode 520 ends, thus electromagnet 510 power-off, and then play the effect making heater strip 110 power-off.
According to the 3rd embodiment of the present utility model in the electric control gear of toaster, the alternating voltage V1 on the centre tap 111 of heater strip 110 is converted to DC voltage V2 through DC power supply circuit 200.Be appreciated that this DC voltage V2 mono-aspect calculates heat time of each gear, on the other hand also for the power supply of electromagnet 510 in latching circuit 500 for exporting control chip 300 to for the power calculating heater strip 110 with this from above.Thus the electric control gear of the present embodiment with simple circuit realiration for the electromagnet of latching circuit is powered and to the sampling of voltage on heater strip 110 adjusting two functions of the heat time of each gear.
In the present embodiment, another electric connecting terminal 510b of electromagnet 510 is connected to control chip 300 by triode 520, and whether to control power on/off state via control chip 300, thus it is effective to control user's push switch 120.Triode 520 serves the effect control signal of control chip 300 being passed to electromagnet 510.In other embodiments, according to the control mode of required toaster and the parameter of each parts, also can simply another electric connecting terminal 510b of electromagnet 510 be connected directly to control chip 300 or be connected directly to earth potential.
In addition, console switch 120 can have any suitable frame for movement, as long as realize when console switch 120 is pressed, the magnetic force of electromagnet 510 can lock it in attracted position.In a preferred embodiment, console switch 120 can comprise elastic component and switch main body, and wherein the state below-center offset switch main body that do not stressing of elastic component, makes console switch 120 be in open position; When console switch is pressed, electromagnet powers on, and is resisted the elastic force of the elastic component of the console switch be pressed by magnetic force, to adsorb switch main body, makes console switch be locked in attracted position.Elastic component can be spring etc.The console switch of this form achieves when console switch 120 is pressed with very simple structure, and the magnetic force of electromagnet 510 can lock it in attracted position.
In order to be described, be described above with reference to specific embodiment.But exemplary discussion above is also not intended to be without omitting ground or being limited in by the utility model disclosed in form clear and definite.In view of above instruction, also likely there is a lot of modification and change.The utility model should not be construed as and limited by these embodiments, and should understand according to claim.
Claims (10)
1. for an electric control gear for toaster, it is characterized in that, described electric control gear comprises:
Heater circuit, it comprises the heater strip being connected to mains supply, and described heater strip also comprises the centre tap of drawing from one on described heater strip;
DC power supply circuit, it is connected to described centre tap and has DC voltage output end, converts a part for the alternating voltage by described heater strip to DC voltage and is exported by described DC voltage output end; And
Control chip, the DC voltage input end of described control chip is connected to described DC voltage output end, the heat time of each heating gear of toaster described in the described DC voltage control that described control chip exports according to described DC voltage output end.
2. the electric control gear for toaster according to claim 1, is characterized in that, described DC power supply circuit comprises the described tapped rectification circuit being connected to described heater strip and the filter circuit being connected to described rectification circuit.
3. the electric control gear for toaster according to claim 1, it is characterized in that, described electric control gear also comprises bleeder circuit, and the described DC voltage input end of described control chip is connected to described DC voltage output end by described bleeder circuit, wherein, described bleeder circuit comprises:
Multiple divider resistance, described multiple divider resistance is connected between described DC voltage output end and earth potential; And
Bleeder circuit output, it is drawn from one between described DC voltage output end and described earth potential, and is connected to the described DC voltage input end of described control chip.
4. the electric control gear for toaster according to claim 3, is characterized in that, described bleeder circuit also comprises electric capacity of voltage regulation, and described electric capacity of voltage regulation is connected between described bleeder circuit output and described earth potential.
5. the electric control gear for toaster according to claim 1, is characterized in that,
Described heater circuit also comprises console switch, and described heater strip and described console switch are connected in series to mains supply; And
Described electric control gear also comprises self-locking control circuit, described self-locking control circuit comprises electromagnet, an electric connecting terminal of described electromagnet is connected to described DC voltage output end, and the described console switch be pressed is locked in attracted position when powering on by magnetic force by described electromagnet.
6. the electric control gear for toaster according to claim 5, is characterized in that, described console switch comprises elastic component and switch main body, wherein
Described elastic component is switch main body described in the state below-center offset do not stressed, and makes described console switch be in open position;
Described electromagnet resists the elastic force of the described elastic component of the described console switch be pressed by magnetic force when powering on, to adsorb described switch main body, make described console switch be locked in described attracted position.
7. the electric control gear for toaster according to claim 5, is characterized in that,
Described control chip has the magnet control output of another electric connecting terminal being connected to described electromagnet;
Described control chip is by/the power-off that powers on of electromagnet described in the output voltage control of described magnet control output.
8. the electric control gear for toaster according to claim 7, is characterized in that, described magnet control output is connected to another electric connecting terminal described in described electromagnet by triode, wherein
The base stage of described triode is connected to described magnet control output;
The emitter stage of described triode is connected to earth potential; And
The colelctor electrode of described triode is connected to another electric connecting terminal described of described electromagnet.
9. the electric control gear for toaster according to claim 8, is characterized in that, is connected with the switch that stops key between the base stage of described triode and the emitter stage of described triode.
10. a toaster, is characterized in that, described toaster comprises the electric control gear for toaster according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470645.1U CN204813512U (en) | 2015-06-30 | 2015-06-30 | Electric control device for toaster and toaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470645.1U CN204813512U (en) | 2015-06-30 | 2015-06-30 | Electric control device for toaster and toaster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204813512U true CN204813512U (en) | 2015-12-02 |
Family
ID=54671166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520470645.1U Expired - Fee Related CN204813512U (en) | 2015-06-30 | 2015-06-30 | Electric control device for toaster and toaster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204813512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107491119A (en) * | 2017-09-26 | 2017-12-19 | 浙江绍兴苏泊尔生活电器有限公司 | Toaster temperature control method and toaster |
-
2015
- 2015-06-30 CN CN201520470645.1U patent/CN204813512U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107491119A (en) * | 2017-09-26 | 2017-12-19 | 浙江绍兴苏泊尔生活电器有限公司 | Toaster temperature control method and toaster |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203524257U (en) | Intelligent electric heating mattress | |
| CN205544904U (en) | Electromagnetic heating device and drive circuit of power switch pipe thereof | |
| CN202661906U (en) | Accurate temperature control circuit of thermos | |
| CN204813512U (en) | Electric control device for toaster and toaster | |
| CN207280619U (en) | A kind of temperature sensing circuit, control panel and cooking appliance | |
| CN201251717Y (en) | Soil electric heating temperature controller | |
| CN208462063U (en) | A kind of heating device | |
| CN202819414U (en) | Self-heating electric heating mosquito killer | |
| CN205334161U (en) | Survival voltage discharge circuit and electrical equipment | |
| CN201680452U (en) | Electromagnetic oven with function of automatic power off | |
| CN104010407A (en) | Non-isolation type switch power source and illumination lamp fixture | |
| CN105323875B (en) | The electric rice cooker heated circuit of 12V~24V DC-voltage supplies | |
| CN205139738U (en) | Simple and easy type is circuit because thermistor automatic control wen ke of silicon controlled rectifier adjusts temperature | |
| RU93161U1 (en) | HEATER TEMPERATURE REGULATOR | |
| CN203417104U (en) | Intelligent electric rice cooker based on infrared remote control | |
| CN206696737U (en) | A kind of switching system | |
| CN202698899U (en) | Electronic anti-seize protection device for toaster | |
| CN209966118U (en) | Adjustable temperature control device of electric kettle | |
| CN209136287U (en) | Oven control system and Intelligent oven | |
| CN204707882U (en) | Miniature size vegetable decanter control circuit | |
| CN204302688U (en) | A kind of soy bean milk making machine milk making circuit | |
| CN201039470Y (en) | Electrical heating insole | |
| CN101271340A (en) | Simple temperature regulation circuit and hair straightener | |
| CN207755013U (en) | A kind of intelligent temperature control electric food warmer | |
| CN204245985U (en) | A kind of multi-functional foam maker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |