CN106695052B - Touch linkage zero-power-consumption energy-saving switching circuit for electric iron and exhaust fan - Google Patents
Touch linkage zero-power-consumption energy-saving switching circuit for electric iron and exhaust fan Download PDFInfo
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- CN106695052B CN106695052B CN201710067764.6A CN201710067764A CN106695052B CN 106695052 B CN106695052 B CN 106695052B CN 201710067764 A CN201710067764 A CN 201710067764A CN 106695052 B CN106695052 B CN 106695052B
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- resistor
- triode
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- photoelectric coupler
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/02—Soldering irons; Bits
- B23K3/03—Soldering irons; Bits electrically heated
- B23K3/033—Soldering irons; Bits electrically heated comprising means for controlling or selecting the temperature or power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
- H03K17/79—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar semiconductor switches with more than two PN-junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electronic Switches (AREA)
- Relay Circuits (AREA)
Abstract
The invention discloses a touch linkage zero-power-consumption energy-saving switch circuit of an electric iron and an exhaust fan, which is characterized by comprising a first live wire connecting end and a first zero line connecting end which are used for connecting a 220V power supply, the high-voltage power supply further comprises a first socket, a second socket, a first trigger bidirectional triode, a second trigger bidirectional triode, a first bidirectional triode, a second bidirectional triode, a first photoelectric coupler, a second photoelectric coupler, a bridge rectifier, a first voltage stabilizing diode, a fifth diode, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a first triode, a second triode, a third triode, a fourth triode, a fifth triode and a touch sheet. The invention has simple structure, reasonable design, convenient actual operation and obvious energy-saving effect.
Description
Technical Field
The invention relates to the technical field of USB charging seats, in particular to a USB female socket with a microswitch.
Background
Many dc power devices need to be turned off and then delayed for a period of time to complete various tasks, including data storage, mechanical mechanism recovery, etc. At present, the direct current delay switch is widely applied to a traditional mechanical delay switch and an electronic delay switch. But all have the defects of large volume, high cost, lower reliability, poor universality and the like. For example, in the control of electric soldering irons, when the electric soldering irons used in the market are not used or are not used for a long time, the power switch is sometimes forgotten to be turned off, so that the electric soldering irons can generate heat for a long time, power is consumed, and a fire disaster can happen.
Disclosure of Invention
The invention aims to provide a USB female socket with a microswitch, which has a simple structure and a reasonable design.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a zero-power-consumption energy-saving switch circuit with touch linkage of an electric iron and an exhaust fan is characterized by comprising a first live wire connecting end and a first zero wire connecting end which are used for connecting a 220V power supply, the high-voltage power supply further comprises a first socket, a second socket, a first trigger bidirectional triode, a second trigger bidirectional triode, a first bidirectional triode, a second bidirectional triode, a first photoelectric coupler, a second photoelectric coupler, a bridge rectifier, a first voltage stabilizing diode, a fifth diode, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a first triode, a second triode, a third triode, a fourth triode, a fifth triode and a touch sheet.
A second live wire end in the first socket, one end of the first capacitor and a third live wire end in the second socket are all connected to the first live wire connecting end; the 3 rd pin of the first bidirectional controllable silicon controlled rectifier, one end of the second capacitor and the 3 rd pin of the second bidirectional controllable silicon controlled rectifier are connected to the first zero line connecting end;
a second zero line end in the first socket is respectively connected to a 1 st pin of the first bidirectional controllable silicon and one end of the first trigger bidirectional controllable silicon, the other end of the first trigger bidirectional controllable silicon is connected to a 4 th pin of the first photoelectric coupler, and is led out from a 3 rd pin to be connected to a 2 nd pin of the first bidirectional controllable silicon through a photosensitive resistor in the first photoelectric coupler, the 1 st pin of the first photoelectric coupler is connected to one end of the first resistor, and the 2 nd pin of the first photoelectric coupler is grounded;
the other end of the first capacitor is connected to a pin 1 of the bridge rectifier, a pin 2 of the bridge rectifier is grounded, a pin 3 of the bridge rectifier is connected to the other end of the second capacitor, a pin 4 of the bridge rectifier is respectively connected to one end of a third capacitor, one end of a first voltage regulator tube, a pin 1 of a second photoelectric coupler and an emitter of a first triode, and the other end of the third capacitor and the other end of the first voltage regulator tube are respectively grounded; a 4 th pin of the second photoelectric coupler is connected to a third zero line end in the second socket through a second trigger bidirectional controlled silicon, a 3 rd pin of the second photoelectric coupler is connected to a 2 nd pin of the second bidirectional controlled silicon, and the 2 nd pin of the second photoelectric coupler is connected to a collector electrode of the fifth triode through a tenth resistor;
the collector of the first triode is respectively connected to the other end of the first resistor and one end of the fifth capacitor, and the other end of the fifth capacitor is grounded; the emitting electrode of the first triode is respectively connected to one end of a second resistor, one end of a fourth resistor, the emitting electrode of a third triode, the cathode of a fifth diode, one end of a seventh resistor and the collector electrode of the fourth triode, the base electrode of the first triode is connected to the other end of the second resistor and one end of the third resistor, the other end of the third resistor is connected to the collector electrode of the second triode and one end of the fifth resistor, the base electrode of the second triode is connected to the touch sheet through a sixth resistor (R6), and the emitting electrode of the second triode is grounded; the other end of the fifth resistor and the other end of the fourth resistor are both connected to the base of the third triode, the collector of the third triode is connected to the anode of the fifth diode, one end of the fourth capacitor and one end of the eighth resistor, the other end of the fourth capacitor is grounded, the other end of the eighth resistor is connected to the base of the fourth triode, the emitter of the fourth triode is connected to one end of the ninth resistor and one end of the eleventh resistor, the other end of the eleventh resistor is grounded, the other end of the ninth resistor is connected to the base of the fifth triode, and the emitter of the fifth triode is grounded.
The other end of the seventh resistor is grounded.
And the No. 1 pin of the second photoelectric coupler is connected to an emitting electrode of the first triode, an emitting electrode of the third triode and a collecting electrode of the fourth triode.
The photoelectric coupler comprises a first photoelectric coupler and a second photoelectric coupler, wherein the first photoelectric coupler and the second photoelectric coupler are internally provided with a light emitting diode and a photosensitive resistor, the anode of the light emitting diode is connected to a 1 st pin, the cathode of the light emitting diode is connected to a 2 nd pin, one end of the photosensitive resistor is connected to a 4 th pin, and the other end of the photosensitive resistor is grounded to a 3 rd pin.
The bridge rectifier consists of four diodes.
The beneficial effects of the invention are: the invention has simple structure, reasonable design, convenient practical operation and obvious energy-saving effect, and can utilize the exhaust fan to extract the smoke while welding, and the fan stops when the welding stops, thereby achieving the purpose of saving energy without manually starting and stopping the fan.
Drawings
Fig. 1 is a schematic diagram of the circuit of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
As shown in figure 1, when in work, the ends L1 and N1 are connected to a 220V power supply, then the power plug of an exhaust fan is connected to the ends L2 and N2 of Z1, and then the power plug of an electric soldering iron temperature regulation is connected to the power ends L3 and N3 of Z2; when the L1 and N1 ends are connected with 22V voltage, the end voltage of L1 is connected with one end of BT1 triggering bidirectional controllable silicon, the L1 end is connected with the 1 pin of a bridge rectifier U formed by diodes from D1 to D4 after being reduced by C1 capacitor, the N1 end is connected with the 3 pin of VT1 bidirectional controllable silicon, the 3 pin of VT2 bidirectional controllable silicon is also connected, one end of a C2 capacitor is connected with one end of N1, the C2 capacitor is connected with the 3 pin of a bridge rectifier formed by diodes from D1 to D4 after being reduced by C2 capacitor, the AC 220V voltage of the L1 and N1 ends is reduced by C1 and C2 capacitor, the AC 220V voltage is filtered by a bridge rectifier U formed by diodes from D1 to D4 and is output 12V voltage after being regulated by a C3 capacitor and a VD1 voltage-stabilizing diode, the 12V direct current voltage is connected with the 1 pin of an IC2, and simultaneously connected with an emitter of a triode of Q1 and a collector of Q3 and a collector of Q4.
When the temperature-adjusting electric iron is needed to be used, after a P1 touch sheet on a handle of the electric iron is touched by a hand, a weak voltage signal on the hand passes through a P1 touch sheet and a R6 resistor to conduct a Q2 triode, a collector of a Q2 triode is changed into a low level and divided into two paths, one path of the weak voltage signal passes through a R5 resistor to reduce a base voltage of the Q3 triode, one end of a R4 resistor is connected to a 12V power supply and is an upper bias resistor, the Q3 triode is conducted at the moment, a collector of the Q3 triode outputs a high level and simultaneously charges a C4 capacitor, meanwhile, the high level output by the collector of the Q3 triode is reduced by the R8 resistor to conduct a Q4 triode, an emitter of the Q4 triode outputs a high level and is divided by a R11 resistor and a R9 resistor to conduct a Q5 triode, the collector of the Q5 triode is changed into a low level and is connected to a pin 2 of an IC2 through the R10 resistor, so that the inner part of an IC2 photoelectric coupler is electrified to work and emit light, the resistance value of the photosensitive resistor in the IC2 photoelectric coupler becomes smaller after the photosensitive resistor becomes light, so that the voltage at the N3 end is triggered by BT2 to be conducted by the bidirectional thyristor, then is connected to the 2 pin of VT2 bidirectional thyristor after passing through the photosensitive resistor in the IC2 photoelectric coupler, and triggers VT2 bidirectional thyristor to be conducted, so that 220V voltage is output from the two ends of Z2, and the temperature-adjusting electric soldering iron is electrified to work.
When a P1 touch sheet is touched by hand, after a Q2 triode is conducted, a collector of a Q2 triode is connected with one end of a R3 resistor, the R2 resistor is an upper bias resistor, the Q2 triode is conducted, a Q1 triode is also conducted, the collector of the Q1 triode outputs high level and charges a C5 capacitor, meanwhile, the voltage is reduced through the R1 resistor, a light emitting diode in an IC1 photoelectric coupler emits light, the resistance value of a photosensitive resistor in the IC1 photoelectric coupler is reduced after the transistor is conducted, the voltage at the end of N2 is triggered by BT1 to be conducted through a bidirectional thyristor, then the bidirectional thyristor is connected to a pin 2 of a VT1 bidirectional thyristor through the photosensitive resistor in the IC1 photoelectric coupler, the VT1 bidirectional thyristor is triggered to be conducted, an exhaust fan connected to Z1 is electrically operated, and the exhaust fan absorbs toxic odor of soldering tin and rosin of the electric soldering iron.
When the handle of the electric iron is released by hand, the Q2 triode is cut off at the moment, so that the Q1 triode and the Q3 triode are also cut off simultaneously, but the C5 capacitor is fully charged, the light emitting tube in the IC1 photoelectric coupler is discharged to the ground through the R1 resistor, so that the IC1 photoelectric coupler is kept in a power-on working state, the VT1 is kept in a conducting state, the exhaust fan is powered on and works, after the power of the C1 capacitor is discharged, the light emitting tube in the IC1 photoelectric coupler is powered off and does not emit light, the light sensitive resistor in the IC1 photoelectric coupler is very large in resistance value due to no illumination, no voltage is output, the VT1 bidirectional thyristor is cut off, the Z1 is free from 220V voltage output, the exhaust fan is turned off, and the exhaust fan does not work when the electric iron is not welded, so that the electricity is saved.
When the Q3 triode is cut off, the C4 capacitor is fully charged, the C4 capacitor discharges to the base electrode of the Q4 triode through the R8 resistor and then to the ground through the R11 resistor, so that the Q4 triode is kept in a conducting state, the Q5 triode is kept in a conducting state, the IC2 photoelectric coupler is kept in a working state, the VT2 bidirectional thyristor is kept in a conducting state, the N3 keeps 220V voltage output, the temperature-adjusting electric soldering iron is kept in a working state, and the temperature-adjusting electric soldering iron waits to be welded again for use. Within a certain time, after the discharge of a C4 capacitor is finished, the base electrode of the Q4 triode has no voltage, the Q4 triode is cut off, the Q5 triode is cut off, a light emitting tube in the IC2 photoelectric coupler loses power and does not work, a photoresistor in the IC2 photoelectric coupler has a large resistance value due to no illumination, the VT2 bidirectional thyristor is cut off, 220V voltage output does not exist at the two ends of the Z2, the electric soldering iron is turned off, and therefore the purpose that the electric soldering iron is not used and automatically turned off within a certain time is achieved, and the purpose of saving power is achieved.
If the electric soldering iron and the exhaust fan are used again, the electric soldering iron and the exhaust fan can be powered on to work again after the P1 touch sheet is touched once. After the P1 touch pad is touched again within a certain time when the C5 capacitor and the C4 capacitor are fully charged and discharge is not finished, the electric soldering iron and the suction fan can work continuously.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides an electric iron and air exhauster touch linkage zero-power-consumption energy-saving switch circuit which characterized in that: the high-voltage direct-current power supply comprises a first live wire connecting end (L1) and a first zero line connecting end (N1) which are used for being connected with a 220V power supply, and further comprises a first socket (Z1), a second socket (Z2), a first trigger bidirectional thyristor (BT1), a second trigger bidirectional thyristor (BT2), a first bidirectional thyristor (VT1), a second bidirectional thyristor (VT2), a first photoelectric coupler (IC1), a second photoelectric coupler (IC2), a bridge rectifier (U), a first voltage stabilizing diode (93VD 52), a fifth diode (D5), a first capacitor (C1), a second capacitor (C2), a third capacitor (C3), a fourth capacitor (C4), a fifth capacitor (C5), a first resistor (R1), a second resistor (R2), a third resistor (R3), a fourth resistor (R4), a fifth resistor (R5), a sixth resistor (R5), a seventh resistor (R5), an eighth resistor (R5), a ninth resistor 5 and a ninth resistor 5, A tenth resistor (R10), an eleventh resistor (R11), a first triode (Q1), a second triode (Q2), a third triode (Q3), a fourth triode (Q4), a fifth triode (Q5) and a touch sheet (P1);
the power plug of the exhaust fan is connected to a second live wire end (L2) and a second zero line end (N2) of the first socket (Z1), and the power plug of the electric soldering iron is connected to a third live wire end (L3) and a third zero line end (N3) of the second socket (Z2);
a second live wire end (L2) in the first socket (Z1), one end of a first capacitor (C1) and a third live wire end (L3) in the second socket (Z2) are all connected to a first live wire connecting end (L1); the 3 rd pin of the first bidirectional thyristor (VT1), one end of the second capacitor (C2) and the 3 rd pin of the second bidirectional thyristor (VT2) are all connected to the first zero line connecting end (N1); a second zero line end (N2) in the first socket (Z1) is respectively connected to a 1 st pin of a first bidirectional controllable silicon and one end of a first trigger bidirectional controllable silicon (BT1), the other end of the first trigger bidirectional controllable silicon (BT1) is connected to a 4 th pin of a first photoelectric coupler (IC1), and is led out from a 3 rd pin to a 2 nd pin of the first bidirectional controllable silicon (VT1) through a photosensitive resistor in the first photoelectric coupler (IC1), the 1 st pin of the first photoelectric coupler (IC1) is connected to one end of a first resistor (R1), and the 2 nd pin of the first photoelectric coupler (IC1) is grounded;
the other end of the first capacitor (C1) is connected to a pin 1 of a bridge rectifier (U), a pin 2 of the bridge rectifier (U) is grounded, a pin 3 of the bridge rectifier (U) is connected to the other end of the second capacitor (C2), a pin 4 of the bridge rectifier (U) is respectively connected to one end of a third capacitor (C3), one end of a first voltage-stabilizing diode (VD1), a pin 1 of a second photoelectric coupler (IC2) and an emitter of a first triode (Q1), and the other end of the third capacitor (C3) and the other end of the first voltage-stabilizing diode (VD1) are respectively grounded; a 4 th pin of the second photoelectric coupler (IC2) is connected to a third zero line end (N3) in the second socket (Z2) through a second trigger bidirectional thyristor (BT2), a 3 rd pin of the second photoelectric coupler (IC2) is connected to a 2 nd pin of the second bidirectional thyristor (VT2), and a 2 nd pin of the second photoelectric coupler (IC2) is connected to a collector electrode of the fifth triode (Q5) through a tenth resistor (R10);
the collector of the first triode (Q1) is respectively connected to the other end of the first resistor (R1) and one end of a fifth capacitor (C5), and the other end of the fifth capacitor (C5) is grounded; an emitter of the first triode (Q1) is respectively connected to one end of a second resistor (R2), one end of a fourth resistor (R4), an emitter of a third triode (Q3), a cathode of a fifth diode (D5), one end of a seventh resistor (R7) and a collector of the fourth triode (Q4), a base of the first triode (Q1) is connected to the other end of the second resistor (R2) and one end of a third resistor (R3), the other end of the third resistor (R3) is connected to a collector of a second triode (Q2) and one end of a fifth resistor (R5), a base of the second triode (Q2) is connected to the touch pad (P1) through a sixth resistor (R6), and an emitter of the second triode (Q2) is grounded; the other end of the fifth resistor (R5) and the other end of the fourth resistor (R4) are both connected to the base of a third triode (Q3), the collector of the third triode (Q3) is connected to the anode of a fifth diode (D5), one end of a fourth capacitor (C4) and one end of an eighth resistor (R8), the other end of the fourth capacitor (C4) is grounded, the other end of the eighth resistor (R8) is connected to the base of a fourth triode (Q4), the emitter of the fourth triode (Q4) is connected to one end of a ninth resistor (R9) and one end of an eleventh resistor (R11), the other end of the eleventh resistor (R11) is grounded, the other end of the ninth resistor (R9) is connected to the base of the fifth triode (Q5), and the emitter of the fifth triode (Q5) is grounded;
the 1 st pin of the second photoelectric coupler (IC2) is connected to the emitter of the first triode (Q1), the emitter of the third triode (Q3) and the collector of the fourth triode (Q4);
the first photoelectric coupler (IC1) and the second photoelectric coupler (IC2) are both internally provided with a light-emitting diode and a photosensitive resistor, wherein the anode of the light-emitting diode is connected to the 1 st pin, the cathode of the light-emitting diode is connected to the 2 nd pin, one end of the photosensitive resistor is connected to the 4 th pin, and the other end of the photosensitive resistor is connected to the 3 rd pin.
2. The electric iron and air extractor touch linkage zero-power-consumption energy-saving switch circuit as claimed in claim 1, wherein the other end of the seventh resistor (R7) is grounded.
3. The electric iron and air extractor touch linkage zero-power-consumption energy-saving switch circuit as claimed in claim 1, wherein the bridge rectifier (U) is composed of four diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710067764.6A CN106695052B (en) | 2017-02-07 | 2017-02-07 | Touch linkage zero-power-consumption energy-saving switching circuit for electric iron and exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710067764.6A CN106695052B (en) | 2017-02-07 | 2017-02-07 | Touch linkage zero-power-consumption energy-saving switching circuit for electric iron and exhaust fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106695052A CN106695052A (en) | 2017-05-24 |
| CN106695052B true CN106695052B (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710067764.6A Active CN106695052B (en) | 2017-02-07 | 2017-02-07 | Touch linkage zero-power-consumption energy-saving switching circuit for electric iron and exhaust fan |
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| CN (1) | CN106695052B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2101976U (en) * | 1991-09-24 | 1992-04-15 | 黄伟杰 | Solid-state light-touch power switch |
| JPH06254673A (en) * | 1993-03-08 | 1994-09-13 | Hakko Kk | Noncontact type soldering device |
| DE202004016921U1 (en) * | 2004-10-30 | 2005-01-05 | Henckell, Tilman Jürgen | Soldering and ventilation system for manual soldering station has one or more sensors for detecting soldering activity, so that if no activity is detected for more than predefined time, ventilation system is turned off |
| CN105007065A (en) * | 2015-07-16 | 2015-10-28 | 六安市同心畅能电子科技有限公司 | Touch type zero-power consumption electric soldering iron time-delay energy-saving switch |
| CN106216796A (en) * | 2016-08-23 | 2016-12-14 | 珠海格力电器股份有限公司 | Electric iron smoke abatement device and electric iron |
| CN206474780U (en) * | 2017-02-07 | 2017-09-08 | 六安市同心畅能电子科技有限公司 | Electric iron and air exhauster touch linkage zero-power energy-saving switch circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1456412A (en) * | 2003-03-07 | 2003-11-19 | 马鸣 | Environmental protection electric soldering iron |
-
2017
- 2017-02-07 CN CN201710067764.6A patent/CN106695052B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2101976U (en) * | 1991-09-24 | 1992-04-15 | 黄伟杰 | Solid-state light-touch power switch |
| JPH06254673A (en) * | 1993-03-08 | 1994-09-13 | Hakko Kk | Noncontact type soldering device |
| DE202004016921U1 (en) * | 2004-10-30 | 2005-01-05 | Henckell, Tilman Jürgen | Soldering and ventilation system for manual soldering station has one or more sensors for detecting soldering activity, so that if no activity is detected for more than predefined time, ventilation system is turned off |
| CN105007065A (en) * | 2015-07-16 | 2015-10-28 | 六安市同心畅能电子科技有限公司 | Touch type zero-power consumption electric soldering iron time-delay energy-saving switch |
| CN106216796A (en) * | 2016-08-23 | 2016-12-14 | 珠海格力电器股份有限公司 | Electric iron smoke abatement device and electric iron |
| CN206474780U (en) * | 2017-02-07 | 2017-09-08 | 六安市同心畅能电子科技有限公司 | Electric iron and air exhauster touch linkage zero-power energy-saving switch circuit |
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| Publication number | Publication date |
|---|---|
| CN106695052A (en) | 2017-05-24 |
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