CN102195632A - Non-contact switch and control method thereof - Google Patents
Non-contact switch and control method thereof Download PDFInfo
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- CN102195632A CN102195632A CN2010101474079A CN201010147407A CN102195632A CN 102195632 A CN102195632 A CN 102195632A CN 2010101474079 A CN2010101474079 A CN 2010101474079A CN 201010147407 A CN201010147407 A CN 201010147407A CN 102195632 A CN102195632 A CN 102195632A
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Abstract
The invention discloses a non-contact switch and a control method thereof. The non-contact switch is coupled to an input signal. The non-contact switch comprises a magnetic control trigger mechanism, a magnetic control sensor, a controller and a mode switching module; the magnetic control trigger mechanism can generate a corresponding magnetic signal according to the trigger of a user; the magnetic control sensor is used for sensing the magnetic signal and generating a corresponding trigger control signal based on the magnetic signal; the controller generates a corresponding switching signal according to the trigger control signal; and the mode switching module processes the input signal into a corresponding output signal according to the switching signal.
Description
Technical field
The invention relates to a kind of power control, particularly about a kind of non-contact type switch.
Background technology
Existing mains switch is contact, promptly shown in existing mains switch 1 block schematic diagram of Fig. 1.Existing mains switch 1 has a contact trigger mechanism 10 and a switch 12 haply.Accept user's triggering when contact trigger mechanism 10 and control, and then the running that makes switch 12 produce unlatching or powered-down.Yet trigger mechanism 10 is the contact structure, normally whether contacts by metallic contact, distinguishes the state of electric power starting or shutoff; But metallic contact very easily produces wearing and tearing through long contact friction, perhaps can cause many shortcomings such as loose contact because of the problem of burning.
Therefore, how to solve the above-mentioned shortcoming of existing power supply switch, be the personage who is engaged in the industry and desire most ardently the direction that research improves.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of non-contact type mains switch, can pass through metallic contact, so can avoid metallic contact in the existing switch because of shortcomings such as wearing and tearing that contact friction caused, oxidation, fatigues.
For achieving the above object, the invention provides a kind of non-contact type switch, described non-contact type mains switch, be coupled to an input signal place, in order to receive the magnetic signal that a magnet controlled trigger mechanism is produced, this non-contact type mains switch comprises: a magnet controlled transducer in order to responding to described magnetic signal, and produces corresponding triggering control signal according to this; One controller according to described triggering control signal, produces corresponding switching signal; And a mode switch module, according to described switching signal, described input signal is treated as corresponding output signal.
In addition, the present invention also provides a kind of non-contact type switch, is coupled to an input signal place, and described non-contact type switch comprises: a magnet controlled trigger mechanism according to a user triggering, produces corresponding magnetic signal; One magnet controlled transducer in order to responding to described magnetic signal, and produces corresponding triggering control signal according to this; One controller according to described triggering control signal, produces corresponding switching signal; And a mode switch module, according to described switching signal, described input signal is treated as corresponding output signal.
The present invention provides a kind of non-contact type method of controlling switch in addition, and described non-contact type switch is coupled to an input signal place, comprises the following steps: the triggering according to a user, produces corresponding magnetic signal; Respond to described magnetic signal, and produce corresponding triggering control signal according to this; According to described triggering control signal, produce corresponding switching signal; And, described input signal is treated as corresponding output signal according to described switching signal.
Useful technique effect of the present invention is: non-contact type switch of the present invention and control method thereof, and it is safer, reliable to work, and avoids Metal Contact formula switch easily to produce wearing and tearing fully, or because of loose contact that burning caused.
Description of drawings
Figure 1 shows that the block schematic diagram of existing mains switch;
Fig. 2 is the block schematic diagram that shows the non-contact type mains switch according to the present invention;
Fig. 3 shows the awake/sleep mode sequential chart;
Fig. 4 shows hall effect sensor work output state figure; And
Fig. 5 is the Vout output waveform figure that shows hall effect sensor.
Embodiment
Can be for overcoming above-mentioned shortcoming the technology used in the present invention means and method thereof and the technical characterictic that is had and function by preferred embodiment of the present invention being described in detail by clearer understanding below in conjunction with accompanying drawing.
Please refer to Fig. 2, be depicted as block schematic diagram according to a preferred embodiment of the present invention.As shown in Figure 2, non-contact type mains switch 2 of the present invention can comprise: magnet controlled trigger mechanism 20, one a magnet controlled transducer 22, a controller 24, an electric source modes handover module 26, an AC/DC transducer 28 and a communication module 30.
At first, AC/DC transducer (AC/DC Converter) the 28 AC power Pa with input are converted to DC power supply VD, to provide DC power supply VD, provide these component units required power supply under normal running to magnet controlled transducer 22, controller 24, electric source modes handover module 26 and communication module 30 etc.Because magnet controlled transducer 22, controller 24, electric source modes handover module 26 are able to different direct voltage (for example 5V or 3.3V etc.) as operating voltage with communication module 30, even if then AC/DC transducer 28 can provide multiple different direct voltage according to required.Though Fig. 2 only illustrates single direct voltage VD, yet being the usefulness of example only also, is not in order to limit claim of the present invention.
In addition, for energy-conservation, subtract considering of environmental protection trend such as carbon, non-contact type mains switch of the present invention also adds the function of power saving.If the design of power saving, then this AC/DC transducer 28 out-put supply VD's has not, can wake/sleep (awake/sleep) cycle sequential up by one and control, and its sequential chart promptly as shown in Figure 3.Among Fig. 3, under awakening mode T1, AC/DC transducer 28 promptly can be failed and produce output DC source VD, to supply required operating voltages such as magnet controlled transducer 22, controller 24, electric source modes handover module 26 and communication module 30; Otherwise, in during sleep pattern T2,28 of AC/DC transducers can not produce DC power supply VD, and give forbidden energy (disable) and do not export, then under sleep pattern, obtain the effect that low-power dissipates (low power dissipation) or inactivity dissipates (no power dissipation).Preferable, awakening mode T1 and sleep pattern T2 are alternately and periodic the appearance, and the time ratio awakening mode T1 of sleep pattern T2 obviously long (T2＞＞T1).
Moreover, magnet controlled trigger mechanism (Magnetic Trigger Mechanism) 20 cooperatively interacts with magnet controlled transducer (Magnetic Sensor) 22, accept user's trigger action with magnet controlled trigger mechanism 20, sense user's trigger action by magnet controlled transducer 22 again.According to non-contact type mains switch 2 of the present invention, 22 of magnet controlled trigger mechanism 20 and magnet controlled transducers are that the mode (being magnetic signal 21 shown in Figure 2) with Magnetic Induction is implemented, need not contact between the two, so shortcomings such as the wearing and tearing that metallic contact is caused because of long-term contact friction in the no existing mains switch, oxidation, fatigues.Magnet controlled trigger mechanism 20 can be as moving seesaw-type (rocker), slidingtype (slide), push type (pushbotton), knob type (rotary), head-swinging type (toggle), soft-touch type constructions of switch such as (tact), only need magnet or magnetite are positioned over magnet controlled transducer 22 corresponding sections, the trigger action that can make magnet controlled transducer 22 sense the user according to this gets final product.Preferable, magnet controlled transducer 22 can be Hall effect (Hall-effect) transducer, reluctance type (Magnetic-Resistive) transducer, magnetic induction type (Magnetic-Inductive) transducer or magnetoimpedance formula (Magbetic-Impedance) transducer etc.Trigger the magnetic signal 21 of magnet controlled trigger mechanism 20 generations as the user after,, give controller 24 even if can produce corresponding triggering control signal 23 by the induction of magnet controlled transducer 22.
Preferable, magnet controlled transducer 22 is to realize with hall effect sensor, and its operation principle is to utilize to detect magnetic field and reach the purpose that the position detects, and promptly please refer to shown in Figure 4ly, is hall effect sensor work output state figure.Lasting near hall effect sensor when magnetite (magnet), then magnetic flux density (magnetic flux density) continues to increase, when increasing to transducer magnetic working point B
OpThe time, the output V of hall effect sensor
OutCan be by high potential (H) transition to electronegative potential (L); Otherwise, when magnetite away from hall effect sensor, magnetic flux density can continue to reduce, when being decreased to transducer magnetic point of release B
RpThe time, transducer output V
OuT can be by electronegative potential (L) transition to high potential (H).The V that is hall effect sensor shown in Figure 5
OutOutput waveform figure.
Please refer to Fig. 2 again, controller 24 is responsible for whole control operations of non-contact type mains switch 2 of the present invention.Preferable, controller 24 can be a microprocessor (micropocessor), by internal storage or external memory storage (omit and do not illustrate), according to set control firmware or software, non-contact type mains switch 2 each element of the present invention are carried out control operation, and internal storage or external memory storage can be programmable read-only memory (prom)s, can wipe programmable read only memory (EPROM), electrically can wipe programmable read only memory (EEPROM) or flash memory (flash memory) etc. and form.Controller 24 can judge and learn the trigger action of user for mains switch 2 after receiving the triggering control signal 23 that magnet controlled transducer 22 produced, and produces corresponding switching signal 25 according to this and give electric source modes handover module 26.And electric source modes handover module 26 carries out corresponding electric source modes switching controls operation promptly according to switching signal 25.In addition, the design of electric source modes handover module 26, need to cooperatively interact with of the design of magnet controlled trigger mechanism 20 with magnet controlled transducer 22, for example: magnet controlled trigger mechanism 20 only has out/when closing two states, and then electric source modes handover module 26 only need be controlled AC power Pa and directly is coupled to output and becomes output AC electricity Pb or control and AC power Pa such as is blocked at two states get final product.And if magnet controlled trigger mechanism 20 is when the state that can provide more than three kinds or three kinds is provided, then in the electric source modes handover module 26 rectifier, transformer, switch or analog multiplexer etc. can be set, be beneficial to produce voltage in several modes or electric current at electric source modes handover module 26 outputs.In addition, electric source modes handover module 26 has can add overvoltage or circuit overcurrent protection, blocks in real time when output voltage or electric current are too high, guarantees the fail safe of using.
In addition, electric source modes handover module 26 also can be provided with the AC/DC transducer, provides one or more average anode currents or output voltage at its output.Therefore; though it is AC power that Fig. 2 illustrates the output of electric source modes handover module 26; in fact only be example; be not in order to limit claim of the present invention; the output of electric source modes handover module 26 can be AC power, can also be DC power supply; no matter the form of right voltage or electric current is all in the scope of institute of the present invention desire protection.Moreover switch of the present invention also can in like manner be applied in to be adjusted light-source brightness or carries on the switching knob (knob) of whole volume etc., so the present patent application claim alleged " switch " speech, promptly should comprise any type of switch.
Moreover, along with the demand of regional area safety system (as Home Security), non-contact type mains switch 2 of the present invention also can be done binding with wired local area network, wireless network (as WiMax or WiFi) or mobile communication network (as wireless networks such as 2G, 3G, 4G).Therefore, non-contact type mains switch of the present invention also comprises communication module 30, can pass through reception/transmission communication signal 28, and can be connected with wired local area network, wireless network or mobile communication network, so communication signal 28 can be wired (wired) signal or wireless (wireless) signal, in order to the user by communication network Long-distance Control non-contact type mains switch 2 of the present invention, obtain unlatching, close, regularly, all controlled function such as adjustment.In addition, communication module 30 can transmit control signal 27 therebetween, and can obtain the purpose that transmits data and signal controlling by being connected to the bidirectional bus of controller 24.
Therefore the above only is preferred embodiment of the present invention, non-so promptly limit to claim of the present invention, every all simple and easy modification that specification and accompanying drawing content have been done according to the present invention and equivalent structure change, and all should in like manner be contained in the claim of the present invention.
Claims (20)
1. a non-contact type switch is coupled to an input signal place, in order to receive the magnetic signal that a magnet controlled trigger mechanism is produced, it is characterized in that, this non-contact type switch comprises:
One magnet controlled transducer in order to responding to this magnetic signal, and produces corresponding triggering control signal according to this;
One controller triggers control signal according to this, produces corresponding switching signal; And
One mode switch module according to this switching signal, is treated as corresponding output signal with this input signal.
2. this non-contact type switch according to claim 1 is characterized in that, also comprises a power supply changeover device, in order to this input signal is converted to the working power of this controller.
3. this non-contact type switch according to claim 2 is characterized in that, when this input signal was AC power, then this power supply changeover device was the AC/DC transducer.
4. this non-contact type switch according to claim 2 is characterized in that, also comprises a timing control signal, whether exports having not of this working power in order to control this power supply changeover device.
5. this non-contact type switch according to claim 1 is characterized in that, this magnet controlled transducer is to be selected from the group that is made up of hall effect sensor, reluctive transducer, magnetic induction type transducer or magnetoimpedance formula transducer.
6. this non-contact type switch according to claim 1 is characterized in that this magnet controlled transducer is a hall effect sensor.
7. this non-contact type switch according to claim 1 is characterized in that, also comprises a communication module, couple with this controller, with wired local area network, wireless network, mobile communication network in one transmit/receive.
8. a non-contact type switch is coupled to an input signal place, it is characterized in that, this non-contact type switch comprises:
One magnet controlled trigger mechanism according to a user triggering, produces corresponding magnetic signal;
One magnet controlled transducer in order to responding to this magnetic signal, and produces corresponding triggering control signal according to this;
One controller triggers control signal according to this, produces corresponding switching signal; And
One mode switch module according to this switching signal, is treated as corresponding output signal with this input signal.
9. this non-contact type switch according to claim 8 is characterized in that, also comprises a power supply changeover device, in order to this input signal is converted to the working power of this controller.
10. this non-contact type switch according to claim 9 is characterized in that, when this input signal was AC power, then this power supply changeover device was the AC/DC transducer.
11. this non-contact type switch according to claim 9 is characterized in that, also comprises a timing control signal, whether exports having not of this working power in order to control this power supply changeover device.
12. this non-contact type switch according to claim 8 is characterized in that, this magnet controlled transducer is to be selected from the group that is made up of hall effect sensor, reluctive transducer, magnetic induction type transducer or magnetoimpedance formula transducer.
13. this non-contact type switch according to claim 8 is characterized in that this magnet controlled transducer is a hall effect sensor.
14. this non-contact type switch according to claim 8 is characterized in that, also comprises a communication module, couple with this controller, with wired local area network, wireless network, mobile communication network in one transmit/receive.
15. a non-contact type method of controlling switch, this non-contact type switch is coupled to an input signal place, it is characterized in that, this non-contact type method of controlling switch comprises the following steps:
According to a user triggering, produce corresponding magnetic signal;
Respond to this magnetic signal, and produce corresponding triggering control signal according to this;
Trigger control signal according to this, produce corresponding switching signal; And
According to this switching signal, this input signal is treated as corresponding output signal.
16. this non-contact type method of controlling switch according to claim 15 is characterized in that, also comprises in order to this input signal is converted to the step of working power.
17. this non-contact type method of controlling switch according to claim 16 is characterized in that, when this input signal is AC power, then also comprises this input signal is converted to the step of DC power supply as this working power.
18. this non-contact type method of controlling switch according to claim 16 is characterized in that, comprises also whether control exports the step of this working power.
19. this non-contact type method of controlling switch according to claim 15 is characterized in that, responds to the step of this magnetic signal and is implemented by Hall effect.
20. this non-contact type method of controlling switch according to claim 15 is characterized in that, also comprise with wired local area network, wireless network, mobile communication network etc. in a step that transmits/receive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101474079A CN102195632A (en) | 2010-03-17 | 2010-03-17 | Non-contact switch and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101474079A CN102195632A (en) | 2010-03-17 | 2010-03-17 | Non-contact switch and control method thereof |
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| Publication Number | Publication Date |
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| CN102195632A true CN102195632A (en) | 2011-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101474079A Pending CN102195632A (en) | 2010-03-17 | 2010-03-17 | Non-contact switch and control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133959A (en) * | 2015-09-29 | 2015-12-09 | 沈阳泰格科技发展有限公司 | Non-contact type electronic lock matched with a key that cannot be pulled out without lock |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0394057A2 (en) * | 1989-04-21 | 1990-10-24 | Shinkoh Electric Co., Ltd. | Method and apparatus for preventing erroneous operation in non-contact push-button switch |
| CN1960365A (en) * | 2005-09-30 | 2007-05-09 | 联发科技股份有限公司 | Low power module, user workstation and controlling method thereof |
| CN1970110A (en) * | 2006-12-08 | 2007-05-30 | 王明时 | Magnetism-inductive sleeping instrument |
| CN101496281A (en) * | 2006-05-26 | 2009-07-29 | 明大工业有限公司 | Contactless switching system |
-
2010
- 2010-03-17 CN CN2010101474079A patent/CN102195632A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0394057A2 (en) * | 1989-04-21 | 1990-10-24 | Shinkoh Electric Co., Ltd. | Method and apparatus for preventing erroneous operation in non-contact push-button switch |
| CN1960365A (en) * | 2005-09-30 | 2007-05-09 | 联发科技股份有限公司 | Low power module, user workstation and controlling method thereof |
| CN101496281A (en) * | 2006-05-26 | 2009-07-29 | 明大工业有限公司 | Contactless switching system |
| CN1970110A (en) * | 2006-12-08 | 2007-05-30 | 王明时 | Magnetism-inductive sleeping instrument |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105133959A (en) * | 2015-09-29 | 2015-12-09 | 沈阳泰格科技发展有限公司 | Non-contact type electronic lock matched with a key that cannot be pulled out without lock |
| CN105133959B (en) * | 2015-09-29 | 2018-02-23 | 沈阳泰格科技发展有限公司 | Contactless general does not get down from horse electronic lock |
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Application publication date: 20110921 |
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