CN200990007Y - Control device - Google Patents
Control device Download PDFInfo
- Publication number
- CN200990007Y CN200990007Y CN 200620133954 CN200620133954U CN200990007Y CN 200990007 Y CN200990007 Y CN 200990007Y CN 200620133954 CN200620133954 CN 200620133954 CN 200620133954 U CN200620133954 U CN 200620133954U CN 200990007 Y CN200990007 Y CN 200990007Y
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- CN
- China
- Prior art keywords
- controller
- controlled switch
- switch circuit
- circuit
- control device
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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 - Fee Related
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Abstract
The utility model discloses a control device, comprising a controller and a controlled switch circuit connected with the controller, the controlled switch circuit comprises a power lock circuit, the outer trigger signal is received by the controller through the controlled switch circuit, the controller is disconnected with the controlled switch circuit when in idle time. The operating voltage is supplied to the controller when the controlled switch circuit receives the outer trigger signal, and the controller comes to the functional mode. The signal input end of the controlled switch circuit is connected with a triggering capacitor which receives the outer trigger signal and filters the interfering signal, the controller is also connected with an isolating switch, the state of the outer trigger signal is inquired by the isolating switch, thus effectively preventing the impact of the outer improper signal to the controller. The utility model relates to a safe, stable and reliable control device of zero power consumption awaiting and electric triggering, which is widely applicable to the field of household electrical appliance, instrument, communication, measure or the like, in particular to the battery current supply device and the low-power consumption device, with good dry-proof and lower cost.
Description
Technical field
The utility model relates to a kind of Zero-power-consumption standby, triggering powers on and safety is isolated inquiring technology, relates in particular to a kind of Zero-power-consumption standby, triggers and isolates safely inquiry and go up controller for electric consumption.
Background technology
Along with the continuous expansion of people to the energy-saving product demand, a lot of products are all developing to low-voltage, low-power consumption or battery powered direction, more products as: water, electricity, gas, hotlist etc. the table series products, be required under the situation of battery non-exchanging, normally to use or preserve several years, under the situation of small like this power consumption, how this strengthens the anti-interference of product self, and electric energy is rationally utilized, and is the key of this type of product design at present.
As shown in Figure 1, in the existing technology, traditional like product, for saves energy, make controller enter dormancy or idle pulley when leaving unused in system mostly, these two kinds of patterns are a kind of working methods that controller enters by programmed control self, under this working method, director demon stops to carry out, and system power dissipation is very low.
Under these two kinds of patterns, though control circuit is low in energy consumption, do not have complete power down, just be in the duty of little power consumption.Essentially, this method is not cut off the electricity supply fully, because power consumption limits, working current is generally very little, so system is easy under external interference misoperation take place, even the generation deadlock.
In addition, usually the deviser can add decoupling capacitor C 0 between the power supply of controller and ground, when controller adopted dormancy or idle pulley, decoupling capacitor C0 can be because two ends power up the leakage current that makes self for a long time to be increased, and caused unnecessary energy loss even caused the permanent damages of capacitor C 0.Therefore adopt dormancy or idle pulley will cost be increased than higher to the requirement of decoupling capacitor C0.
Summary of the invention
The purpose of this utility model provides a kind of safe, stable, reliable Zero-power-consumption standby, triggering powers on and control device is inquired about in the safety isolation.
The purpose of this utility model is achieved through the following technical solutions:
Control device of the present utility model, comprise controller, described controller quits work when idle, enter duty when receiving outer triggering signal, described controller is connected with the controlled switch circuit, and described controller receives outer triggering signal by the controlled switch circuit, when described controller is idle with the disconnection of controlled switch circuit, when described controlled switch circuit receives outer triggering signal, provide operating voltage to controller, controller enters duty.
Described controlled switch circuit comprises the line lock circuit, the line lock circuit disconnected when described controller was idle, when described controlled switch circuit receives outer triggering signal and when controller provides operating voltage, the line lock circuit is connected, and the controlled switch circuit provides operating voltage by the line lock circuit to controller.
Described controlled switch circuit is connected with triggering electric capacity, and the controlled switch circuit receives outer triggering signal by triggering electric capacity.
Described controller also is provided with the trigger pip enquiry circuit, and controller is by the state of trigger pip enquiry circuit inquiry outer triggering signal.
Described trigger pip enquiry circuit is connected with disconnector, and described controller is by the state of disconnector inquiry outer triggering signal.
Described disconnector is a normal open switch.
The technical scheme that is provided by above-mentioned the utility model as can be seen, control device described in the utility model, because controller MCU is connected with the controlled switch circuit, controller MCU receives outer triggering signal by the controlled switch circuit, when controller MCU is idle with the disconnection of controlled switch circuit, quit work, make the power supply of The whole control circuit be in open circuit, do not have the electric current process, can not lose electric energy yet, realized zero-power because of the leakage current of decoupling capacitor C0, and effectively prevented electromagnetic interference (EMI) during this, and owing to having avoided decoupling capacitor C0 to power up the damage that causes for a long time, also lower to the requirement of decoupling capacitor C0, and then saved cost;
Again because the controlled switch circuit comprises the line lock circuit, make is connected between controller MCU and the controlled switch circuit or disconnects safety, stablize, reliably, be convenient to control;
Again because controller MCU also is provided with the trigger pip enquiry circuit, the trigger pip enquiry circuit is connected with disconnector, controller MCU both can inquire about the state of outer triggering signal by disconnector, can effectively controller MCU and external signal be separated again, protection system is avoided external signal impact, security of operation;
Because the trigger pip input end of controlled switch circuit also is connected with the triggering capacitor C, the controlled switch circuit receives outer triggering signal by triggering capacitor C again.Trigger capacitor C and can filter out the outside undesired signal of a part, in order to avoid the misoperation that produces.
The utility model can be widely used in fields such as household electrical appliances, instrument, communication, measurement, is particularly useful for battery powered apparatus, and low power consuming devices.
Description of drawings
Fig. 1 is the circuit connection diagram of prior art control device;
Fig. 2 is the circuit connection diagram of the utility model control device.
Embodiment
The preferable embodiment of the utility model as shown in Figure 2, comprise controller MCU, controller MCU is connected with the controlled switch circuit, controller MCU receives outer triggering signal by the controlled switch circuit, with the disconnection of controlled switch circuit, quit work, when the controlled switch circuit receives outer triggering signal when controller MCU is idle, MCU provides operating voltage to controller, makes controller enter duty.
The controlled switch circuit comprises the line lock circuit, the line lock circuit disconnected when controller MCU was idle, when the controlled switch circuit receives outer triggering signal and when controller MCU provides operating voltage, the line lock circuit is connected, the voltage output of line lock circuit locking controlled switch provides lasting operating voltage to controller.Controller can be according to the needs of working procedure, the deenergization lock-in circuit.In the time of also can reaching setting value according to continuous standby time, the deenergization lock-in circuit, or according to other condition deenergization lock-in circuit.
Must be when the controlled switch circuit receive outer triggering signal once more, the line lock circuit could be connected once more.
Trigger pip input end at the controlled switch circuit also is connected with the triggering capacitor C, and the controlled switch circuit receives outer triggering signal by triggering capacitor C.Trigger capacitor C and can filter out the outside undesired signal of a part.
Controller also is connected with the trigger pip enquiry circuit, and controller is by the state of trigger pip enquiry circuit inquiry outer triggering signal.Controller also can disconnect or the energized lock-in circuit according to the state of outer triggering signal.
The trigger pip enquiry circuit is connected with disconnector, and controller is by the state of disconnector inquiry outer triggering signal.Disconnector is preferably normal open switch, and controller and external signal are separated, and avoids the impact of external signal, and when working procedure need be inquired about the state of outer triggering signal, controller instruction disconnector was connected, and disconnects disconnector after inquiry finishes.
The process and the principle of the utility model operation are such:
The energy of outer triggering signal is collected by triggering capacitor C, and the triggering capacitor C can well be removed the extraneous small-signal of a part and disturb;
When the energy of trigger pip is collected by the triggering capacitor C, make the variation of the input end generation level of controlled switch circuit, make controlled switch circuit output voltage and electric current;
The voltage and current of controlled switch circuit output causes that controller MCU powers on, program brings into operation.But the energy of trigger pip must be able to cause that controller MCU powers on, and support program moves to the line lock circuit and connect, and can make controller MCU continuous working.Like this, small-signal disturbs the energy support controller MCU locking power supply that just can not provide enough, has further increased reliability.
In the program operation process, controller MCU can also pass through disconnector, reads the state of outside source in the mode of inquiry.In program operation process,, may detect the state of external signal with the method for inquiry by opening disconnector for obtaining the state of external signal.
After all tasks disposed, controller MCU can remove the power-up state locking signal, entered metastable power-down state.In the controller MCU operational process,, also can remove the power-up state locking signal, enter power-down state if detect the abnormal state of external signal.If controller MCU is idle for a long time, also can remove the power-up state locking signal, enter power-down state, at this moment need to set the limit value of a standby time, when surpass limit value standby time, enter power-down state.In the practical application, can set arbitrarily as required.
The utility model is when controller MCU is idle, cut off its own power source, make the power supply of The whole control circuit be in open circuit, there is not the electric current process, therefore can not lose electric energy because of the leakage current of decoupling capacitor C0 yet, more can be because of not powering up for a long time, and be directed at the leakage current increasing of electric capacity itself, also just lower to the requirement of decoupling capacitor C0 like this, and then saved cost; The more important thing is, because the controller most of the time is not power-down state (having) at all, also just effectively prevented the electromagnetic interference (EMI) during this, for the interference of trigger circuit part, trigger electric capacity and can effectively filter the misoperation that noise jamming produces, in addition, even triggering electric capacity does not have effectively to filter clutter, want to make controller to begin effective work, the energy of interference also will be enough to support controller and move to the connection of line lock circuit, can further remove extraneous interference like this.What controller adopted the inquiry of external signal is safe isolation method, can avoid outside improper signal that controller is damaged.Be a kind of safe, stable, reliably Zero-power-consumption standby, trigger and power on and safety is isolated the inquiry control device.Can be widely used in fields such as household electrical appliances, instrument, communication, measurement, be particularly useful for battery powered apparatus, and low power consuming devices, good anti-interference and lower cost had.
The above; it only is the preferable embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.
Claims (6)
1, a kind of control device, comprise controller, described controller quits work when idle, enters duty when receiving outer triggering signal, it is characterized in that, described controller is connected with the controlled switch circuit, described controller receives outer triggering signal by the controlled switch circuit, when described controller is idle with the disconnection of controlled switch circuit, when described controlled switch circuit receives outer triggering signal, provide operating voltage to controller, controller enters duty.
2, control device according to claim 1, it is characterized in that, described controlled switch circuit comprises the line lock circuit, the line lock circuit disconnected when described controller was idle, when described controlled switch circuit receives outer triggering signal and when controller provides operating voltage, the line lock circuit is connected, and the controlled switch circuit provides operating voltage by the line lock circuit to controller.
3, control device according to claim 1 and 2 is characterized in that, described controlled switch circuit is connected with triggering electric capacity, and the controlled switch circuit receives outer triggering signal by triggering electric capacity.
4, control device according to claim 1 and 2 is characterized in that, described controller also is provided with the trigger pip enquiry circuit, and controller is by the state of trigger pip enquiry circuit inquiry outer triggering signal.
5, control device according to claim 4 is characterized in that, described trigger pip enquiry circuit is connected with disconnector, and described controller is by the state of disconnector inquiry outer triggering signal.
6, control device according to claim 5 is characterized in that, described disconnector is a normal open switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620133954 CN200990007Y (en) | 2006-09-29 | 2006-09-29 | Control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620133954 CN200990007Y (en) | 2006-09-29 | 2006-09-29 | Control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200990007Y true CN200990007Y (en) | 2007-12-12 |
Family
ID=38941043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620133954 Expired - Fee Related CN200990007Y (en) | 2006-09-29 | 2006-09-29 | Control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200990007Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256394B (en) * | 2008-03-26 | 2010-06-09 | 广州蓝朝电子科技有限公司 | Standby control apparatus with certain nought power consumption |
| CN102332898A (en) * | 2011-08-17 | 2012-01-25 | 深圳市英唐数码电器有限公司 | Switching circuit with zero standby power consumption |
| CN103457600A (en) * | 2012-05-30 | 2013-12-18 | 海洋王照明科技股份有限公司 | Switching circuit with self-locking and isolating functions and lamp |
| CN110635512A (en) * | 2019-11-08 | 2019-12-31 | 广东德恒龙焱能源科技有限公司 | Building system for building power plant spontaneous self-use photovoltaic power station residual electricity on-line |
-
2006
- 2006-09-29 CN CN 200620133954 patent/CN200990007Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101256394B (en) * | 2008-03-26 | 2010-06-09 | 广州蓝朝电子科技有限公司 | Standby control apparatus with certain nought power consumption |
| CN102332898A (en) * | 2011-08-17 | 2012-01-25 | 深圳市英唐数码电器有限公司 | Switching circuit with zero standby power consumption |
| CN102332898B (en) * | 2011-08-17 | 2013-05-01 | 深圳市英唐数码电器有限公司 | Switching circuit with zero standby power consumption |
| CN103457600A (en) * | 2012-05-30 | 2013-12-18 | 海洋王照明科技股份有限公司 | Switching circuit with self-locking and isolating functions and lamp |
| CN103457600B (en) * | 2012-05-30 | 2016-12-14 | 海洋王照明科技股份有限公司 | There is self-locking and the on-off circuit of isolation features and light fixture |
| CN110635512A (en) * | 2019-11-08 | 2019-12-31 | 广东德恒龙焱能源科技有限公司 | Building system for building power plant spontaneous self-use photovoltaic power station residual electricity on-line |
| CN110635512B (en) * | 2019-11-08 | 2024-01-30 | 广东德恒龙焱能源科技有限公司 | Building self-generating photovoltaic power station residual electricity internet construction system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071212 Termination date: 20110929 |