CN200999303Y - Safety device for electric iron - Google Patents
Safety device for electric iron Download PDFInfo
- Publication number
- CN200999303Y CN200999303Y CNU2007200480042U CN200720048004U CN200999303Y CN 200999303 Y CN200999303 Y CN 200999303Y CN U2007200480042 U CNU2007200480042 U CN U2007200480042U CN 200720048004 U CN200720048004 U CN 200720048004U CN 200999303 Y CN200999303 Y CN 200999303Y
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- circuit
- electric iron
- output
- infrared
- input
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- 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 - Lifetime
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 118
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000005855 radiation Effects 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 abstract description 7
- 238000010409 ironing Methods 0.000 abstract description 3
- 206010053615 Thermal burn Diseases 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
A safety device of an electric iron comprises an electric iron body, an inductor, an audio oscillation circuit and a power supply circuit, wherein the inductor is arranged on a handle of the electric iron, a controller is arranged in the electric iron, and a button switch with a reset mechanism is arranged at the tail part of the electric iron. The sensor can be a capacitance sensor or an infrared sensor. After the utility model is powered on, the sound is produced by the sound producer to remind the user to vertically place the electric iron; in the ironing process, when a user holds the handle of the electric iron, the sensor collects information and transmits the information to the controller, and the sounder stops working; when an accident occurs and the user is required to interrupt the ironing work, once the hand of the user leaves the handle of the electric iron, the sounder makes a sound in time to remind the user to vertically place the electric iron, thereby thoroughly eliminating the hidden trouble that the user forgets to place the electric iron to scald clothes. It is safe and reliable and flexible to operate.
Description
Technical field
The utility model relates to the safety device of a kind of electric iron, particularly a kind of electric iron.
Background technology
A kind of electric iron that has warning device is disclosed among the Chinese patent CN89203201.4, the base plate that comprises ironing clothes, heater element, pressing plate, case, and fixing handle and the handle cover on the case, it is characterized in that being provided with one by the button microswitch in the handle of electric iron, gravity switch, dropping resistor, rectifier cell, voltage stabilizing element, the warning device that music-integrating block and piezoelectric ceramics block are formed, the button microswitch is located at holding of handle and pinches the place, it and gravity switch, dropping resistor, rectifier cell and voltage stabilizing element series connection, and be connected two ends of heater element, music-integrating block power end and at corresponding two ends of voltage stabilizing element, and two lead-in wires of piezoelectric ceramic piece directly are connected in the signal output part of music-integrating block.The electric iron of this structure can in time send alarm signal when staff leaves the electric iron that keeps flat, still, but relatively disturb others in actual use, and operation is also not too convenient, brings bigger puzzlement for operator or surrounding environment.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of safety device of electric iron of simple and reasonable, safe and reliable, flexible operation, to overcome weak point of the prior art.
The technical scheme in the invention for solving the above technical problem is: a kind of safety device of electric iron, comprise electric iron body, inductor, audio oscillator circuit and power circuit, its architectural feature is that inductor is arranged on the handle of electric iron, be provided with controller in the electric iron, the electric iron afterbody is provided with the press button of band resetting-mechanism.
Above-mentioned inductor both can be the capacitive sensing device, also can be infrared inductor.
Press button in the utility model is arranged on the electric iron afterbody, erects and place on the plane, erects when placing when electric iron to be pressed on the press button, and press button is pressed, and when electric iron left this placement plane, press button was upspring automatically.
The utility model sends the sound by acoustical generator after connecting power supply, reminds the user to erect the placement electric iron; In iron process, when the user held the electric iron handle, the inductor Information Monitoring also was transported to controller, and acoustical generator quits work; When fortuitous event occurring, when needing the user to interrupt pressing work, in case user's hand leaves the electric iron handle, acoustical generator in time sends the sound, erects the placement electric iron to remind the user, has thoroughly eliminated owing to forgetting and has put the hidden danger that flatiron scorches clothing well.
Description of drawings
Fig. 1 is the utility model one embodiment perspective view.
Fig. 2 looks the broken section structural representation for the utility model first embodiment master.
Fig. 3 looks the broken section structural representation for the utility model second embodiment master.
Fig. 4 is that the circuit of the utility model first embodiment connects block diagram.
Fig. 5 is that the circuit of the utility model second embodiment connects block diagram.
Fig. 6-Fig. 8 is the utility model user mode structural representation.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Among the figure, 2 is acoustical generator, and 3 is first controller, 3 ' be second controller, 4 is press button, and 5 is the capacitive sensing device, and 6 is infrared inductor, and 7 is infrared and receive window, 8 is handle.
First embodiment
Referring to Fig. 1-Fig. 2 and Fig. 4-Fig. 8, the safety device of this electric iron, the electric iron afterbody is provided with the press button 4 of band resetting-mechanism, acoustical generator 2 is arranged on the electric iron rear portion, be provided with in the electric iron in first controller, 3, the first controllers 3 and be provided with power circuit, capacitive sensing circuit, timing circuit, output control circuit and audio oscillator circuit; The capacitive sensing circuit comprises sheet metal capacitive sensing device 5, induced signal amplifier and the anti-interference process comparator that is arranged on the handle 8, the capacitive sensing circuit is connected to timing circuit, timing circuit, output control circuit, press button 4 and audio oscillator circuit are connected in series successively, power circuit is connected in series with timing circuit, sees Fig. 4.Wherein, resetting-mechanism can be spring or shell fragment.
Power circuit is made of filter circuit, and the supply voltage that its role is to import carries out supplying with the use of this circuit arrangement after the filtering; Timing circuit is made of multistage design circuit, its role is to receive come from outside different pulse signals, the pulse signal of importing is carried out triggering timing, and outwards export control signal; Output control circuit, the control that its role is to receive from timing circuit drives signal, and the conducting or the not conducting of control relay impelling closing or disconnecting of relay switch, and make audio oscillator circuit be in the state of being switched on or switched off; Whether press button its role is to control audio oscillator circuit and switches on; Audio oscillator circuit its role is to send voice prompt.
When holding the electric iron handle, because hand forms equivalent capacity with sheet metal capacitive sensing device, makes inductor sense power frequency component, amplifies through amplifier, anti-interference process is to the same side of comparator, comparative result output high level, this level signal can not start timing circuit, and the timing circuit output keeps high level, can not drive the actuating of relay of output control circuit, relay disconnects, and audio oscillator circuit can not be worked, and electric iron is not sounded.When hand leaves the electric iron handle, anti-interference comparator output low level, timing circuit was arrived in the time of setting (being set at for 1 second), at output output low level signal, and the actuating of relay of driving output control circuit, since the connection of relay, thus make the audio oscillator circuit energising, sound by acoustical generator 2.When the people holds iron handle once more and flatiron erect is placed when leaving again, at this moment press button 4 has been turned off the electric current that leads to audio oscillator circuit, and electric iron is not sounded.
Second embodiment
Referring to Fig. 1, Fig. 3 and Fig. 5-Fig. 8, infrared inductor 6 is arranged on the handle 8, handle 8 be provided with infrared and receive window 7, the second controllers 3 ' in be provided with infrared induction circuit, power circuit, timing circuit, output control circuit and audio oscillator circuit; The infrared induction circuit comprises high-frequency oscillating circuits, infrared and accepts circuit, level comparator, modulation time-base signal circuit,
High-frequency oscillating circuits mainly is made of the RC oscillating circuit, its role is to give birth to a high frequency oscillation signal, and gives modulation time-base signal circuit with high-frequency oscillation signal and modulate; Infrared transmitter its role is under the driving that drives signal, and the emitter stage by the infrared ray coupler sends infrared signal; Infrared radiation receiving circuit its role is to when holding the handle of electric iron, and the infrared signal that reflects of handling that the receiving pole of infrared ray coupler will receive amplifies back output one level signal; Level comparator its role is to the level signal of input is compared another level signal of back output; Modulation time-base signal circuit its role is to different frequency signals is modulated the time-base signal of output one frequency signal in back as timing circuit;
Wherein, the input of power circuit is connected to external power supply, the output of power circuit is connected to timing circuit, the supply frequency signal is connected to the input of modulation time-base signal circuit, the output of high-frequency oscillating circuits is connected to the input of modulation time-base signal circuit, the output of high-frequency oscillating circuits also is connected to the input of infrared transmitter, the infrared signal of infrared transmitter emission is handled the receiving pole of induction back reflection to the infrared ray coupler of infrared radiation receiving circuit, the output of infrared radiation receiving circuit is connected to the input of level comparator, the output of level comparator is connected to the input of modulation time-base signal circuit, the output of modulation time-base signal circuit is connected to the frequency input of timing circuit, the output of timing circuit is connected to the input of output control circuit, the output of output control circuit is connected to the input of press button 4, and the output of press button 4 is connected to the input of audio oscillator circuit.
Insert external power supply, holding the electric iron handle prepares to start working, this moment is in circuit arrangement, high-frequency oscillating circuits is started working, high-frequency oscillation signal of high frequency oscillation circuit generation is admitted to modulation time-base signal circuit and the supply frequency signal of input is modulated, the emitter stage of the infrared ray coupler of infrared transmitter is under the driving of high-frequency oscillating circuits output signal, send infrared signal, this moment is because hand has been held the handle of electric iron, the receiving pole of infrared ray coupler receives handles the infrared signal that reflects, infrared radiation receiving circuit output high level signal, behind level comparator, send into low electricity signal frequently to modulation time-base signal circuit, this signal makes high-frequency oscillation signal be sent to the frequency input of timing circuit after the modulation of modulation time-base signal circuit, timing circuit can not be opened, keep high level signal at output, can not drive the actuating of relay of output control circuit, relay disconnects, thereby audio oscillator circuit can not be worked, and electric iron is not sounded.
When hand leaves the handle of electric iron, the infrared signal that the emitter stage of the infrared ray coupler of infrared transmitter sends, fail to be received by the receiving pole of infrared ray coupler, infrared radiation receiving circuit output low level signal, behind level comparator, send into high level signal to modulation time-base signal circuit, this signal makes high-frequency oscillation signal be sent to the frequency input of timing circuit after the modulation of modulation time-base signal circuit, timing circuit was arrived in the time of setting (being set at for 1 second), at output output low level signal, and the actuating of relay of driving output control circuit, because the connection of relay, thereby make the audio oscillator circuit energising, electric iron is sounded.When the people holds iron handle once more and flatiron erect is placed when leaving again, at this moment press button has been turned off the electric current that leads to audio oscillator circuit, and electric iron is not sounded.
All the other are not stated part and see first embodiment, no longer repeat.
Claims (4)
1. the safety device of an electric iron, comprise electric iron body, inductor, audio oscillator circuit and power circuit, it is characterized in that described inductor is arranged on the handle of electric iron (8), be provided with controller in the electric iron, the electric iron afterbody is provided with the press button (4) of band resetting-mechanism.
2. the safety device of electric iron according to claim 1 is characterized in that also being provided with acoustical generator (2) on the described electric iron, and acoustical generator is arranged on the electric iron rear portion.
3. the safety device of electric iron according to claim 1, it is characterized in that described inductor is a sheet metal capacitive sensing device (5), is provided with power circuit, capacitive sensing circuit, timing circuit, output control circuit and audio oscillator circuit in first controller (3); The capacitive sensing circuit comprises sheet metal capacitive sensing device, induced signal amplifier, anti-interference process comparator, the capacitive sensing circuit is connected to timing circuit, timing circuit, output control circuit, press button (4) and audio oscillator circuit are connected in series successively, and power circuit is connected in series with timing circuit.
4. the safety device of electric iron according to claim 1, it is characterized in that described inductor is infrared inductor (6), handle (8) is provided with infrared and receive window (7), and second controller is provided with infrared induction circuit, power circuit, timing circuit, output control circuit and audio oscillator circuit in (3 '); The infrared induction circuit comprises high-frequency oscillating circuits, infrared and accept circuit, level comparator, modulation time-base signal circuit, wherein, the input of power circuit is connected to external power supply, the output of power circuit is connected to timing circuit, the supply frequency signal is connected to the input of modulation time-base signal circuit, the output of high-frequency oscillating circuits is connected to the input of modulation time-base signal circuit, the output of high-frequency oscillating circuits also is connected to the input of infrared transmitter, the infrared signal of infrared transmitter emission is handled the receiving pole of induction back reflection to the infrared ray coupler of infrared radiation receiving circuit, the output of infrared radiation receiving circuit is connected to the input of level comparator, the output of level comparator is connected to the input of modulation time-base signal circuit, the output of modulation time-base signal circuit is connected to the frequency input of timing circuit, the output of timing circuit is connected to the input of output control circuit, the output of output control circuit is connected to the input of press button (4), and the output of press button is connected to the input of audio oscillator circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200480042U CN200999303Y (en) | 2007-01-25 | 2007-01-25 | Safety device for electric iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200480042U CN200999303Y (en) | 2007-01-25 | 2007-01-25 | Safety device for electric iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200999303Y true CN200999303Y (en) | 2008-01-02 |
Family
ID=39013708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200480042U Expired - Lifetime CN200999303Y (en) | 2007-01-25 | 2007-01-25 | Safety device for electric iron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200999303Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881980A (en) * | 2010-06-04 | 2010-11-10 | 佛山市顺德区佳玛电器有限公司 | Thermal protection control circuit of electric iron |
| WO2010130222A1 (en) * | 2009-05-14 | 2010-11-18 | 漳州灿坤实业有限公司 | Intelligent electric iron |
| WO2011066740A1 (en) * | 2009-12-04 | 2011-06-09 | 广东新宝电器股份有限公司 | Steam electric iron |
| CN105401397A (en) * | 2014-09-09 | 2016-03-16 | Seb公司 | Operating Method Of An Ironing Appliance Comprising A Monostable Switch For Switching The Apparatus On And Off |
| CN109505107A (en) * | 2019-01-04 | 2019-03-22 | 宁波海歌电器有限公司 | A kind of vapour iron based on double-unit system linkage control |
-
2007
- 2007-01-25 CN CNU2007200480042U patent/CN200999303Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010130222A1 (en) * | 2009-05-14 | 2010-11-18 | 漳州灿坤实业有限公司 | Intelligent electric iron |
| WO2011066740A1 (en) * | 2009-12-04 | 2011-06-09 | 广东新宝电器股份有限公司 | Steam electric iron |
| CN101881980A (en) * | 2010-06-04 | 2010-11-10 | 佛山市顺德区佳玛电器有限公司 | Thermal protection control circuit of electric iron |
| CN105401397A (en) * | 2014-09-09 | 2016-03-16 | Seb公司 | Operating Method Of An Ironing Appliance Comprising A Monostable Switch For Switching The Apparatus On And Off |
| CN105401397B (en) * | 2014-09-09 | 2019-10-22 | Seb公司 | The working method of ironing equipment including the monostable switch for starting and stopping equipment |
| CN109505107A (en) * | 2019-01-04 | 2019-03-22 | 宁波海歌电器有限公司 | A kind of vapour iron based on double-unit system linkage control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080102 |
|
| EXPY | Termination of patent right or utility model |