CN201360079Y - Central control linkage power socket - Google Patents
Central control linkage power socket Download PDFInfo
- Publication number
- CN201360079Y CN201360079Y CNU2008202142628U CN200820214262U CN201360079Y CN 201360079 Y CN201360079 Y CN 201360079Y CN U2008202142628 U CNU2008202142628 U CN U2008202142628U CN 200820214262 U CN200820214262 U CN 200820214262U CN 201360079 Y CN201360079 Y CN 201360079Y
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- socket
- interlock
- circuit
- current
- control
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Abstract
The utility model relates to a central control linkage power socket comprising at least one central control socket, at least two linkage sockets and one control circuit. The control circuit mainly comprises a current monitor, a current comparator and a driving circuit; when devices plugged on the central control socket are started, the load current is increased and a signal is detected by the current monitor and sent to the current comparator so that the current comparator outputs a signal to actuate the driving circuit to further start peripheral devices which are plugged on the linkage sockets; on the contrary, when the devices are stopped, the load current is decreased and a higher reference level can not be output by the current comparator to actuate the driving circuit, thereby, the peripheral devices are shut down. The utility model effectively solves the problem of the complicate starting and shutting down of the devices and achieves the efficacy of power utilization safety and energy control and management.
Description
Technical field
The utility model is a kind of supply socket, the supply socket of particularly a kind of middle control interlock.
Background technology
Be in the epoch of electronic information prosperity, people are for the demand of electricity such as second grain of life, and are little of charger, broadcast receiver, and greatly to the cold air of household electrical appliances, refrigerator etc. all need electric power to provide, so people's life easily that can enjoy the comfort.And along with the arriving in electronization epoch, general family is arranged at the use that the socket on the wall has not applied diversified electrical equipment, after the extended line supply socket that therefore can plug more electrical equipment is come out, and just head it off effectively.
Supply socket on the market is numerous, and common person is made up of a power line, a socket base and a mains switch, and wherein pedestal is provided with a plurality of sockets; Power line is the AC outlet that is inserted in as on the wall, and a plurality of sockets then plug to obtain electricity consumption for a plurality of electrical equipment, and mains switch is for switching the supply that whether receives alternating current; The pattern of another kind of extended line supply socket is made up of a power line, a socket base and a plurality of mains switch, and wherein pedestal is provided with a plurality of sockets; They are different with above-mentioned single power supply switch be in, each socket has its corresponding independent current source switch, whereby separately control respectively be inserted in electrical equipment on the socket energized whether.
With the most frequently used now computer socket is example, and peripheral device that computer is required such as printer, loudspeaker, modulator-demodulator, screen etc. are just need several sockets to obtain working power for plugging simultaneously.And the operation of most peripheral devices must be in main frame and could use under the off-mode, enables after the power supply machine to be calculated that must open peripheral device this moment is one by one sent instruction; Again after main frame start, need on each its power supply of self closing peripheral device or the socket mains switch to finish the cut-out action of power supply; In addition, when power supply does not cut off fully, increase the electricity charge except that expending the energy, the generation of danger peace incident is latent dangerous factor especially.
In sum, the keying of peripheral device can't be synchronous with computer, increased the not convenient property of using, and power supply cuts off meeting generation Electrical Safety and energy waste fully, if a supply socket that addresses the above problem can be provided, convenience, fail safe and the effective power management of electricity consumption will be promoted significantly.
The utility model content
In view of the foregoing, the technical problems to be solved in the utility model provides a kind of variation by load current on the middle control socket, and the supply socket with control peripheral device synchronous opening/closing promotes the convenience and the fail safe of electricity consumption whereby.
For achieving the above object, the technical scheme that the utility model is taked is: design a kind of can in the control interlock supply socket, comprising having:
One power line draws AC power;
One socket base, control socket at least one, an above interlock socket are set on it, and an accommodation space is arranged in the pedestal, wherein middle control socket is connected with said power, and provide as the plugging of main frame, the interlock socket then provides plugging as computer interface equipment;
One control circuit, it is arranged in the accommodation space of socket base, this control circuit input is to be connected with power line via control socket in above-mentioned, output then is connected with above-mentioned each interlock socket, and wherein control circuit mainly comprises a voltage stabilizing circuit, a current monitor, a current comparator and one drive circuit;
Described voltage stabilizing circuit is to be connected with power supply via middle control socket;
One end of two inputs of described current monitor is connected with an end of middle control socket;
One end of two inputs of described current comparator is connected with the output of current monitor, and the other end is that reference input then is connected with an output of voltage stabilizing circuit, and the output of current comparator is connected to drive circuit;
Described drive circuit is connected with power line and each interlock socket simultaneously, whether delivers to the interlock socket with the decision AC power.
Current monitor mainly is made up of an induction coil and a bridge rectifier, and wherein an end of induction coil primary side is connected with power line, and the other end is connected with middle control socket second end, and secondary side is connected with the bridge rectifier input; The output of bridge rectifier is connected to the current comparator input, and other is connected to voltage stabilizing circuit.
The reference input of current comparator is to be connected with voltage stabilizing circuit via divider resistance, and by voltage stabilizing circuit supply working power.
Drive circuit is made up of a transistor, a Zener diode relay in parallel; This transistorized base stage is to be connected with the current comparator output, and collector electrode is to be connected with an output of voltage stabilizing circuit by the Zener diode of mutual parallel connection and relay, and radio is earth terminal very.
One end of each interlock socket is to be connected with the common ends of above-mentioned relay, and the other end then is connected with power line.
Described control circuit is to comprise a delay anti-jamming circuit, and it is to be formed by resistance and capacitances in series, and the node of its series connection is to be connected with the transistor base of above-mentioned drive circuit, and the other end of resistance then is connected with the output of current comparator.
When AC power is imported, main frame power supply during unlatching is inserted on the control socket, this moment, load current increased, input to current comparator by converting a direct current signal to after the above-mentioned current monitor detection, produce a signal greater than the accurate position of current comparator setting, make current comparator export the signal of a control Driver Circuit, make each interlock socket energized, thereby be inserted on the interlock socket to the unlatching of peripheral device and start with main frame; Otherwise, when main frame is started shooting, because of load current diminishes, the accurate position that the current signal that causes current monitor to detect from middle control socket is not set greater than current comparator, can't make the drive circuit action,, thereby all peripheral devices be closed thereupon so each interlock socket and power supply are transmitted open circuit.
Above-mentioned delay anti-jamming circuit prevents generation of false action, to guarantee the reliability of circuit operation; Voltage stabilizing circuit then provides a direct voltage of voltage regulation to use for inner each unit of control circuit.
Advantage of the present utility model is that the electric current that produces by load on the middle control socket changes, and makes peripheral device open thereupon or close through control circuit, so can promote the convenience of operation, further reaches the effect of Electrical Safety and energy keyholed back plate.
Description of drawings
Fig. 1 is comprehensive architecture figure of the present utility model.
Fig. 2 is control circuit figure of the present utility model.
Embodiment
The present invention is described further below in conjunction with embodiment and accompanying drawing.
With reference to figure 1, the utility model includes:
One power line (20) is to connect AC power to use;
One socket base (30) is into a rectangular-shaped closure casing, and the plane is provided with control socket at least one (31) and more than one interlock socket (31) thereon, and is to form an accommodation space in the socket base (30);
One control circuit (not shown) is to be arranged in the accommodation space of above-mentioned socket base (20), is to be connected between aforementioned power source line (20), middle control socket (31) and the interlock socket (32).
Fig. 2 is the internal circuit diagram of the utility model control circuit (40), is to include a voltage stabilizing circuit (41), a current monitor (42), a current comparator (43), a delay anti-jamming circuit (44) and one drive circuit (45).
An end K1 of control socket (31) is connected with the input P1 of power line (20) in aforementioned, and other holds K2 then to be connected with another input P2 of power line (20) by current monitor (42) thoroughly.
Current monitor (42) mainly is made up of an induction coil T1 and a bridge rectifier (421), wherein the primary side of induction coil T1 is to be connected with an end K2 and power line (20) the input P2 of middle control socket (31), so as to detecting load current, the secondary side of induction coil T1 then connects bridge rectifier (421), by bridge rectifier (421) load current signal that detects is exported a direct current electric current after rectification, produce a direct current voltage via a resistance R 4 and deliver to current comparator (43).
Above-mentioned current comparator (43), be by voltage stabilizing circuit (41) supply working power, one input end connects the output signal of current monitor (42), another reference input then provides a reference signal by voltage stabilizing circuit (41) after a component piezoresistance R7, R8 dividing potential drop, will produce a control signal in output after above-mentioned two signal fusings.
Above-mentioned delay anti-jamming circuit (44) is to be composed in series by a resistance R 10 and a capacitor C 6, the node of its series connection is an output, resistance R 10 is to be connected with the output of aforementioned currents comparator (43), the other end ground connection of capacitor C 6, charging action via capacitor C 6, prolong the start-up time of drive circuit (45), in order to avoid cause the misoperation of drive circuit (45) to take place.Above-mentioned drive circuit (45) is made up of a transistor Q1, a Zener diode D8 and an open type relay J 1, the base stage of transistor Q1 is connected with the output of aforementioned delay anti-jamming circuit (44), collector electrode is connected with ac power input end P1 by Zener diode D8 and relay J 1 in parallel mutually, and radio utmost point ground connection; Whether the common ends of above-mentioned relay J 1 is connected to an end K3 of interlock socket (31), when relay J 1 is subjected to when excitatory, switch AC power for giving each interlock socket (42) by common ends, and then whether decision starts the device on each interlock socket (42).
Below be described below at the manner of execution of the utility model circuit: during the main frame electric power starting, main frame draws the operating current of a big current value by the AC power place, and voltage stabilizing circuit (41) offers each unit one direct current power supply in the control circuit (40) simultaneously; After the main frame power-on, current monitor (42) in the control circuit (40) detects the load current of a form of communication with its induction coil T1, after bridge rectifier (421) rectification, produce the signal-powered stream comparator of a direct current (43) input, the accurate position that this moment, direct current signal was set greater than current comparator (43) reference input, military order current comparator (43) produces the control signal of a high potential in output, with driving transistors Q1 conducting, and make relay J 1 be subjected to excitatory and its common ends is connected with an end K3 of interlock socket (31) by P1, the peripheral device that all will be inserted on the interlock socket (31) starts; Otherwise, when main frame is started shooting, load current on the middle control socket (31) diminishes, therefore the accurate position promptly set of the current signal that detects of current monitor (42) less than current comparator (43), so the transistor Q1 of drive circuit (45) can't conducting, make relay J 1 not excitatory, its common ends and power line input P1 recover open circuit, and make peripheral device on the interlock socket (31) reach the effect of synchronous start.In sum, advantage of the present utility model is that opening or close time by the device that plugged on the middle control socket (31) produces corresponding load current variation, through control circuit (40) make peripheral device with keying, so can promote the convenience of operation; In the saving of the Electrical Safety and the energy, reached the usefulness of energy keyholed back plate again really.
Claims (6)
1. control interlock supply socket in a kind includes:
One power line;
One socket base is provided with control socket at least one on it, more than one interlock socket;
One control circuit, it is arranged in the accommodation space of socket base, this control circuit input is to be connected with power line via control socket in above-mentioned, output then is connected with above-mentioned each interlock socket, and wherein control circuit mainly comprises a voltage stabilizing circuit, a current monitor, a current comparator and one drive circuit; Wherein:
Described voltage stabilizing circuit is to be connected with power supply via middle control socket;
One end of two inputs of described current monitor is connected with an end of middle control socket;
One end of two inputs of described current comparator is connected with the output of current monitor, and the other end is that reference input then is connected with an output of voltage stabilizing circuit, and the output of current comparator is connected to drive circuit;
Described drive circuit is connected with power line and each interlock socket simultaneously, whether delivers to the interlock socket with the decision AC power.
2. according to the supply socket of the described middle control interlock of claim 1, it is characterized in that: current monitor mainly is made up of an induction coil and a bridge rectifier, wherein an end of induction coil primary side is connected with power line, the other end is connected with middle control socket second end, and secondary side is connected with the bridge rectifier input; The output of bridge rectifier is connected to the current comparator input, and other is connected to voltage stabilizing circuit.
3. according to the supply socket of the described middle control interlock of claim 2, it is characterized in that: the reference input of current comparator is to be connected with voltage stabilizing circuit via divider resistance, and by voltage stabilizing circuit supply working power.
4. according to the supply socket of the described middle control interlock of claim 3, it is characterized in that: drive circuit is made up of a transistor, a Zener diode relay in parallel; This transistorized base stage is to be connected with the current comparator output, and collector electrode is to be connected with an output of voltage stabilizing circuit by the Zener diode of mutual parallel connection and relay, and radio is earth terminal very.
5. according to the supply socket of the described middle control interlock of claim 4, it is characterized in that: an end of each interlock socket is to be connected with the common ends of above-mentioned relay, and the other end then is connected with power line.
6. according to the supply socket of the described middle control interlock of claim 1, it is characterized in that: described control circuit is to comprise a delay anti-jamming circuit, it is to be formed by resistance and capacitances in series, the node of its series connection is to be connected with the transistor base of above-mentioned drive circuit, and the other end of resistance then is connected with the output of current comparator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202142628U CN201360079Y (en) | 2008-12-03 | 2008-12-03 | Central control linkage power socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202142628U CN201360079Y (en) | 2008-12-03 | 2008-12-03 | Central control linkage power socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201360079Y true CN201360079Y (en) | 2009-12-09 |
Family
ID=41425845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202142628U Expired - Fee Related CN201360079Y (en) | 2008-12-03 | 2008-12-03 | Central control linkage power socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201360079Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022542A (en) * | 2013-02-28 | 2014-09-03 | 三美电机株式会社 | Charge/discharge control circuit and method for controlling charge/discharge |
| CN106773997A (en) * | 2017-01-10 | 2017-05-31 | 曾令豪 | A kind of auto powering on/off apparatus, method and insert row |
-
2008
- 2008-12-03 CN CNU2008202142628U patent/CN201360079Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104022542A (en) * | 2013-02-28 | 2014-09-03 | 三美电机株式会社 | Charge/discharge control circuit and method for controlling charge/discharge |
| CN104022542B (en) * | 2013-02-28 | 2018-02-06 | 三美电机株式会社 | Charge-discharge control circuit and charge/discharge control method |
| CN106773997A (en) * | 2017-01-10 | 2017-05-31 | 曾令豪 | A kind of auto powering on/off apparatus, method and insert row |
| CN106773997B (en) * | 2017-01-10 | 2019-11-08 | 曾令豪 | A kind of auto powering on/off apparatus, method and insert row |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20151203 |
|
| EXPY | Termination of patent right or utility model |